PackageManagerService.java revision ee3b42af3f23c37cbd2799c1527f89ac623844be
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 94import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 96import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 97import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 98import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 101import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 104 105import android.Manifest; 106import android.annotation.NonNull; 107import android.annotation.Nullable; 108import android.app.ActivityManager; 109import android.app.AppOpsManager; 110import android.app.IActivityManager; 111import android.app.ResourcesManager; 112import android.app.admin.IDevicePolicyManager; 113import android.app.admin.SecurityLog; 114import android.app.backup.IBackupManager; 115import android.content.BroadcastReceiver; 116import android.content.ComponentName; 117import android.content.ContentResolver; 118import android.content.Context; 119import android.content.IIntentReceiver; 120import android.content.Intent; 121import android.content.IntentFilter; 122import android.content.IntentSender; 123import android.content.IntentSender.SendIntentException; 124import android.content.ServiceConnection; 125import android.content.pm.ActivityInfo; 126import android.content.pm.ApplicationInfo; 127import android.content.pm.AppsQueryHelper; 128import android.content.pm.ChangedPackages; 129import android.content.pm.ComponentInfo; 130import android.content.pm.InstantAppRequest; 131import android.content.pm.AuxiliaryResolveInfo; 132import android.content.pm.FallbackCategoryProvider; 133import android.content.pm.FeatureInfo; 134import android.content.pm.IOnPermissionsChangeListener; 135import android.content.pm.IPackageDataObserver; 136import android.content.pm.IPackageDeleteObserver; 137import android.content.pm.IPackageDeleteObserver2; 138import android.content.pm.IPackageInstallObserver2; 139import android.content.pm.IPackageInstaller; 140import android.content.pm.IPackageManager; 141import android.content.pm.IPackageMoveObserver; 142import android.content.pm.IPackageStatsObserver; 143import android.content.pm.InstantAppInfo; 144import android.content.pm.InstantAppResolveInfo; 145import android.content.pm.InstrumentationInfo; 146import android.content.pm.IntentFilterVerificationInfo; 147import android.content.pm.KeySet; 148import android.content.pm.PackageCleanItem; 149import android.content.pm.PackageInfo; 150import android.content.pm.PackageInfoLite; 151import android.content.pm.PackageInstaller; 152import android.content.pm.PackageManager; 153import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 154import android.content.pm.PackageManagerInternal; 155import android.content.pm.PackageParser; 156import android.content.pm.PackageParser.ActivityIntentInfo; 157import android.content.pm.PackageParser.PackageLite; 158import android.content.pm.PackageParser.PackageParserException; 159import android.content.pm.PackageStats; 160import android.content.pm.PackageUserState; 161import android.content.pm.ParceledListSlice; 162import android.content.pm.PermissionGroupInfo; 163import android.content.pm.PermissionInfo; 164import android.content.pm.ProviderInfo; 165import android.content.pm.ResolveInfo; 166import android.content.pm.ServiceInfo; 167import android.content.pm.SharedLibraryInfo; 168import android.content.pm.Signature; 169import android.content.pm.UserInfo; 170import android.content.pm.VerifierDeviceIdentity; 171import android.content.pm.VerifierInfo; 172import android.content.pm.VersionedPackage; 173import android.content.res.Resources; 174import android.database.ContentObserver; 175import android.graphics.Bitmap; 176import android.hardware.display.DisplayManager; 177import android.net.Uri; 178import android.os.Binder; 179import android.os.Build; 180import android.os.Bundle; 181import android.os.Debug; 182import android.os.Environment; 183import android.os.Environment.UserEnvironment; 184import android.os.FileUtils; 185import android.os.Handler; 186import android.os.IBinder; 187import android.os.Looper; 188import android.os.Message; 189import android.os.Parcel; 190import android.os.ParcelFileDescriptor; 191import android.os.PatternMatcher; 192import android.os.Process; 193import android.os.RemoteCallbackList; 194import android.os.RemoteException; 195import android.os.ResultReceiver; 196import android.os.SELinux; 197import android.os.ServiceManager; 198import android.os.ShellCallback; 199import android.os.SystemClock; 200import android.os.SystemProperties; 201import android.os.Trace; 202import android.os.UserHandle; 203import android.os.UserManager; 204import android.os.UserManagerInternal; 205import android.os.storage.IStorageManager; 206import android.os.storage.StorageEventListener; 207import android.os.storage.StorageManager; 208import android.os.storage.StorageManagerInternal; 209import android.os.storage.VolumeInfo; 210import android.os.storage.VolumeRecord; 211import android.provider.Settings.Global; 212import android.provider.Settings.Secure; 213import android.security.KeyStore; 214import android.security.SystemKeyStore; 215import android.service.pm.PackageServiceDumpProto; 216import android.system.ErrnoException; 217import android.system.Os; 218import android.text.TextUtils; 219import android.text.format.DateUtils; 220import android.util.ArrayMap; 221import android.util.ArraySet; 222import android.util.Base64; 223import android.util.DisplayMetrics; 224import android.util.EventLog; 225import android.util.ExceptionUtils; 226import android.util.Log; 227import android.util.LogPrinter; 228import android.util.MathUtils; 229import android.util.PackageUtils; 230import android.util.Pair; 231import android.util.PrintStreamPrinter; 232import android.util.Slog; 233import android.util.SparseArray; 234import android.util.SparseBooleanArray; 235import android.util.SparseIntArray; 236import android.util.Xml; 237import android.util.jar.StrictJarFile; 238import android.util.proto.ProtoOutputStream; 239import android.view.Display; 240 241import com.android.internal.R; 242import com.android.internal.annotations.GuardedBy; 243import com.android.internal.app.IMediaContainerService; 244import com.android.internal.app.ResolverActivity; 245import com.android.internal.content.NativeLibraryHelper; 246import com.android.internal.content.PackageHelper; 247import com.android.internal.logging.MetricsLogger; 248import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 249import com.android.internal.os.IParcelFileDescriptorFactory; 250import com.android.internal.os.RoSystemProperties; 251import com.android.internal.os.SomeArgs; 252import com.android.internal.os.Zygote; 253import com.android.internal.telephony.CarrierAppUtils; 254import com.android.internal.util.ArrayUtils; 255import com.android.internal.util.ConcurrentUtils; 256import com.android.internal.util.DumpUtils; 257import com.android.internal.util.FastPrintWriter; 258import com.android.internal.util.FastXmlSerializer; 259import com.android.internal.util.IndentingPrintWriter; 260import com.android.internal.util.Preconditions; 261import com.android.internal.util.XmlUtils; 262import com.android.server.AttributeCache; 263import com.android.server.DeviceIdleController; 264import com.android.server.EventLogTags; 265import com.android.server.FgThread; 266import com.android.server.IntentResolver; 267import com.android.server.LocalServices; 268import com.android.server.LockGuard; 269import com.android.server.ServiceThread; 270import com.android.server.SystemConfig; 271import com.android.server.SystemServerInitThreadPool; 272import com.android.server.Watchdog; 273import com.android.server.net.NetworkPolicyManagerInternal; 274import com.android.server.pm.Installer.InstallerException; 275import com.android.server.pm.PermissionsState.PermissionState; 276import com.android.server.pm.Settings.DatabaseVersion; 277import com.android.server.pm.Settings.VersionInfo; 278import com.android.server.pm.dex.DexManager; 279import com.android.server.storage.DeviceStorageMonitorInternal; 280 281import dalvik.system.CloseGuard; 282import dalvik.system.DexFile; 283import dalvik.system.VMRuntime; 284 285import libcore.io.IoUtils; 286import libcore.util.EmptyArray; 287 288import org.xmlpull.v1.XmlPullParser; 289import org.xmlpull.v1.XmlPullParserException; 290import org.xmlpull.v1.XmlSerializer; 291 292import java.io.BufferedOutputStream; 293import java.io.BufferedReader; 294import java.io.ByteArrayInputStream; 295import java.io.ByteArrayOutputStream; 296import java.io.File; 297import java.io.FileDescriptor; 298import java.io.FileInputStream; 299import java.io.FileOutputStream; 300import java.io.FileReader; 301import java.io.FilenameFilter; 302import java.io.IOException; 303import java.io.PrintWriter; 304import java.nio.charset.StandardCharsets; 305import java.security.DigestInputStream; 306import java.security.MessageDigest; 307import java.security.NoSuchAlgorithmException; 308import java.security.PublicKey; 309import java.security.SecureRandom; 310import java.security.cert.Certificate; 311import java.security.cert.CertificateEncodingException; 312import java.security.cert.CertificateException; 313import java.text.SimpleDateFormat; 314import java.util.ArrayList; 315import java.util.Arrays; 316import java.util.Collection; 317import java.util.Collections; 318import java.util.Comparator; 319import java.util.Date; 320import java.util.HashMap; 321import java.util.HashSet; 322import java.util.Iterator; 323import java.util.List; 324import java.util.Map; 325import java.util.Objects; 326import java.util.Set; 327import java.util.concurrent.CountDownLatch; 328import java.util.concurrent.Future; 329import java.util.concurrent.TimeUnit; 330import java.util.concurrent.atomic.AtomicBoolean; 331import java.util.concurrent.atomic.AtomicInteger; 332 333/** 334 * Keep track of all those APKs everywhere. 335 * <p> 336 * Internally there are two important locks: 337 * <ul> 338 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 339 * and other related state. It is a fine-grained lock that should only be held 340 * momentarily, as it's one of the most contended locks in the system. 341 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 342 * operations typically involve heavy lifting of application data on disk. Since 343 * {@code installd} is single-threaded, and it's operations can often be slow, 344 * this lock should never be acquired while already holding {@link #mPackages}. 345 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 346 * holding {@link #mInstallLock}. 347 * </ul> 348 * Many internal methods rely on the caller to hold the appropriate locks, and 349 * this contract is expressed through method name suffixes: 350 * <ul> 351 * <li>fooLI(): the caller must hold {@link #mInstallLock} 352 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 353 * being modified must be frozen 354 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 355 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 356 * </ul> 357 * <p> 358 * Because this class is very central to the platform's security; please run all 359 * CTS and unit tests whenever making modifications: 360 * 361 * <pre> 362 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 363 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 364 * </pre> 365 */ 366public class PackageManagerService extends IPackageManager.Stub { 367 static final String TAG = "PackageManager"; 368 static final boolean DEBUG_SETTINGS = false; 369 static final boolean DEBUG_PREFERRED = false; 370 static final boolean DEBUG_UPGRADE = false; 371 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 372 private static final boolean DEBUG_BACKUP = false; 373 private static final boolean DEBUG_INSTALL = false; 374 private static final boolean DEBUG_REMOVE = false; 375 private static final boolean DEBUG_BROADCASTS = false; 376 private static final boolean DEBUG_SHOW_INFO = false; 377 private static final boolean DEBUG_PACKAGE_INFO = false; 378 private static final boolean DEBUG_INTENT_MATCHING = false; 379 private static final boolean DEBUG_PACKAGE_SCANNING = false; 380 private static final boolean DEBUG_VERIFY = false; 381 private static final boolean DEBUG_FILTERS = false; 382 383 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 384 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 385 // user, but by default initialize to this. 386 public static final boolean DEBUG_DEXOPT = false; 387 388 private static final boolean DEBUG_ABI_SELECTION = false; 389 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 390 private static final boolean DEBUG_TRIAGED_MISSING = false; 391 private static final boolean DEBUG_APP_DATA = false; 392 393 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 394 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 395 396 private static final boolean HIDE_EPHEMERAL_APIS = false; 397 398 private static final boolean ENABLE_FREE_CACHE_V2 = 399 SystemProperties.getBoolean("fw.free_cache_v2", true); 400 401 private static final int RADIO_UID = Process.PHONE_UID; 402 private static final int LOG_UID = Process.LOG_UID; 403 private static final int NFC_UID = Process.NFC_UID; 404 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 405 private static final int SHELL_UID = Process.SHELL_UID; 406 407 // Cap the size of permission trees that 3rd party apps can define 408 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 409 410 // Suffix used during package installation when copying/moving 411 // package apks to install directory. 412 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 413 414 static final int SCAN_NO_DEX = 1<<1; 415 static final int SCAN_FORCE_DEX = 1<<2; 416 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 417 static final int SCAN_NEW_INSTALL = 1<<4; 418 static final int SCAN_UPDATE_TIME = 1<<5; 419 static final int SCAN_BOOTING = 1<<6; 420 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 421 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 422 static final int SCAN_REPLACING = 1<<9; 423 static final int SCAN_REQUIRE_KNOWN = 1<<10; 424 static final int SCAN_MOVE = 1<<11; 425 static final int SCAN_INITIAL = 1<<12; 426 static final int SCAN_CHECK_ONLY = 1<<13; 427 static final int SCAN_DONT_KILL_APP = 1<<14; 428 static final int SCAN_IGNORE_FROZEN = 1<<15; 429 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 430 static final int SCAN_AS_INSTANT_APP = 1<<17; 431 static final int SCAN_AS_FULL_APP = 1<<18; 432 /** Should not be with the scan flags */ 433 static final int FLAGS_REMOVE_CHATTY = 1<<31; 434 435 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 436 437 private static final int[] EMPTY_INT_ARRAY = new int[0]; 438 439 /** 440 * Timeout (in milliseconds) after which the watchdog should declare that 441 * our handler thread is wedged. The usual default for such things is one 442 * minute but we sometimes do very lengthy I/O operations on this thread, 443 * such as installing multi-gigabyte applications, so ours needs to be longer. 444 */ 445 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 446 447 /** 448 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 449 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 450 * settings entry if available, otherwise we use the hardcoded default. If it's been 451 * more than this long since the last fstrim, we force one during the boot sequence. 452 * 453 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 454 * one gets run at the next available charging+idle time. This final mandatory 455 * no-fstrim check kicks in only of the other scheduling criteria is never met. 456 */ 457 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 458 459 /** 460 * Whether verification is enabled by default. 461 */ 462 private static final boolean DEFAULT_VERIFY_ENABLE = true; 463 464 /** 465 * The default maximum time to wait for the verification agent to return in 466 * milliseconds. 467 */ 468 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 469 470 /** 471 * The default response for package verification timeout. 472 * 473 * This can be either PackageManager.VERIFICATION_ALLOW or 474 * PackageManager.VERIFICATION_REJECT. 475 */ 476 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 477 478 static final String PLATFORM_PACKAGE_NAME = "android"; 479 480 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 481 482 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 483 DEFAULT_CONTAINER_PACKAGE, 484 "com.android.defcontainer.DefaultContainerService"); 485 486 private static final String KILL_APP_REASON_GIDS_CHANGED = 487 "permission grant or revoke changed gids"; 488 489 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 490 "permissions revoked"; 491 492 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 493 494 private static final String PACKAGE_SCHEME = "package"; 495 496 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 497 498 /** Permission grant: not grant the permission. */ 499 private static final int GRANT_DENIED = 1; 500 501 /** Permission grant: grant the permission as an install permission. */ 502 private static final int GRANT_INSTALL = 2; 503 504 /** Permission grant: grant the permission as a runtime one. */ 505 private static final int GRANT_RUNTIME = 3; 506 507 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 508 private static final int GRANT_UPGRADE = 4; 509 510 /** Canonical intent used to identify what counts as a "web browser" app */ 511 private static final Intent sBrowserIntent; 512 static { 513 sBrowserIntent = new Intent(); 514 sBrowserIntent.setAction(Intent.ACTION_VIEW); 515 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 516 sBrowserIntent.setData(Uri.parse("http:")); 517 } 518 519 /** 520 * The set of all protected actions [i.e. those actions for which a high priority 521 * intent filter is disallowed]. 522 */ 523 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 524 static { 525 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 526 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 527 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 528 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 529 } 530 531 // Compilation reasons. 532 public static final int REASON_FIRST_BOOT = 0; 533 public static final int REASON_BOOT = 1; 534 public static final int REASON_INSTALL = 2; 535 public static final int REASON_BACKGROUND_DEXOPT = 3; 536 public static final int REASON_AB_OTA = 4; 537 public static final int REASON_FORCED_DEXOPT = 5; 538 539 public static final int REASON_LAST = REASON_FORCED_DEXOPT; 540 541 /** All dangerous permission names in the same order as the events in MetricsEvent */ 542 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 543 Manifest.permission.READ_CALENDAR, 544 Manifest.permission.WRITE_CALENDAR, 545 Manifest.permission.CAMERA, 546 Manifest.permission.READ_CONTACTS, 547 Manifest.permission.WRITE_CONTACTS, 548 Manifest.permission.GET_ACCOUNTS, 549 Manifest.permission.ACCESS_FINE_LOCATION, 550 Manifest.permission.ACCESS_COARSE_LOCATION, 551 Manifest.permission.RECORD_AUDIO, 552 Manifest.permission.READ_PHONE_STATE, 553 Manifest.permission.CALL_PHONE, 554 Manifest.permission.READ_CALL_LOG, 555 Manifest.permission.WRITE_CALL_LOG, 556 Manifest.permission.ADD_VOICEMAIL, 557 Manifest.permission.USE_SIP, 558 Manifest.permission.PROCESS_OUTGOING_CALLS, 559 Manifest.permission.READ_CELL_BROADCASTS, 560 Manifest.permission.BODY_SENSORS, 561 Manifest.permission.SEND_SMS, 562 Manifest.permission.RECEIVE_SMS, 563 Manifest.permission.READ_SMS, 564 Manifest.permission.RECEIVE_WAP_PUSH, 565 Manifest.permission.RECEIVE_MMS, 566 Manifest.permission.READ_EXTERNAL_STORAGE, 567 Manifest.permission.WRITE_EXTERNAL_STORAGE, 568 Manifest.permission.READ_PHONE_NUMBERS, 569 Manifest.permission.ANSWER_PHONE_CALLS); 570 571 572 /** 573 * Version number for the package parser cache. Increment this whenever the format or 574 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 575 */ 576 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 577 578 /** 579 * Whether the package parser cache is enabled. 580 */ 581 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 582 583 final ServiceThread mHandlerThread; 584 585 final PackageHandler mHandler; 586 587 private final ProcessLoggingHandler mProcessLoggingHandler; 588 589 /** 590 * Messages for {@link #mHandler} that need to wait for system ready before 591 * being dispatched. 592 */ 593 private ArrayList<Message> mPostSystemReadyMessages; 594 595 final int mSdkVersion = Build.VERSION.SDK_INT; 596 597 final Context mContext; 598 final boolean mFactoryTest; 599 final boolean mOnlyCore; 600 final DisplayMetrics mMetrics; 601 final int mDefParseFlags; 602 final String[] mSeparateProcesses; 603 final boolean mIsUpgrade; 604 final boolean mIsPreNUpgrade; 605 final boolean mIsPreNMR1Upgrade; 606 607 // Have we told the Activity Manager to whitelist the default container service by uid yet? 608 @GuardedBy("mPackages") 609 boolean mDefaultContainerWhitelisted = false; 610 611 @GuardedBy("mPackages") 612 private boolean mDexOptDialogShown; 613 614 /** The location for ASEC container files on internal storage. */ 615 final String mAsecInternalPath; 616 617 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 618 // LOCK HELD. Can be called with mInstallLock held. 619 @GuardedBy("mInstallLock") 620 final Installer mInstaller; 621 622 /** Directory where installed third-party apps stored */ 623 final File mAppInstallDir; 624 625 /** 626 * Directory to which applications installed internally have their 627 * 32 bit native libraries copied. 628 */ 629 private File mAppLib32InstallDir; 630 631 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 632 // apps. 633 final File mDrmAppPrivateInstallDir; 634 635 // ---------------------------------------------------------------- 636 637 // Lock for state used when installing and doing other long running 638 // operations. Methods that must be called with this lock held have 639 // the suffix "LI". 640 final Object mInstallLock = new Object(); 641 642 // ---------------------------------------------------------------- 643 644 // Keys are String (package name), values are Package. This also serves 645 // as the lock for the global state. Methods that must be called with 646 // this lock held have the prefix "LP". 647 @GuardedBy("mPackages") 648 final ArrayMap<String, PackageParser.Package> mPackages = 649 new ArrayMap<String, PackageParser.Package>(); 650 651 final ArrayMap<String, Set<String>> mKnownCodebase = 652 new ArrayMap<String, Set<String>>(); 653 654 // Keys are isolated uids and values are the uid of the application 655 // that created the isolated proccess. 656 @GuardedBy("mPackages") 657 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 658 659 // List of APK paths to load for each user and package. This data is never 660 // persisted by the package manager. Instead, the overlay manager will 661 // ensure the data is up-to-date in runtime. 662 @GuardedBy("mPackages") 663 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 664 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 665 666 /** 667 * Tracks new system packages [received in an OTA] that we expect to 668 * find updated user-installed versions. Keys are package name, values 669 * are package location. 670 */ 671 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 672 /** 673 * Tracks high priority intent filters for protected actions. During boot, certain 674 * filter actions are protected and should never be allowed to have a high priority 675 * intent filter for them. However, there is one, and only one exception -- the 676 * setup wizard. It must be able to define a high priority intent filter for these 677 * actions to ensure there are no escapes from the wizard. We need to delay processing 678 * of these during boot as we need to look at all of the system packages in order 679 * to know which component is the setup wizard. 680 */ 681 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 682 /** 683 * Whether or not processing protected filters should be deferred. 684 */ 685 private boolean mDeferProtectedFilters = true; 686 687 /** 688 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 689 */ 690 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 691 /** 692 * Whether or not system app permissions should be promoted from install to runtime. 693 */ 694 boolean mPromoteSystemApps; 695 696 @GuardedBy("mPackages") 697 final Settings mSettings; 698 699 /** 700 * Set of package names that are currently "frozen", which means active 701 * surgery is being done on the code/data for that package. The platform 702 * will refuse to launch frozen packages to avoid race conditions. 703 * 704 * @see PackageFreezer 705 */ 706 @GuardedBy("mPackages") 707 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 708 709 final ProtectedPackages mProtectedPackages; 710 711 boolean mFirstBoot; 712 713 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 714 715 // System configuration read by SystemConfig. 716 final int[] mGlobalGids; 717 final SparseArray<ArraySet<String>> mSystemPermissions; 718 @GuardedBy("mAvailableFeatures") 719 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 720 721 // If mac_permissions.xml was found for seinfo labeling. 722 boolean mFoundPolicyFile; 723 724 private final InstantAppRegistry mInstantAppRegistry; 725 726 @GuardedBy("mPackages") 727 int mChangedPackagesSequenceNumber; 728 /** 729 * List of changed [installed, removed or updated] packages. 730 * mapping from user id -> sequence number -> package name 731 */ 732 @GuardedBy("mPackages") 733 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 734 /** 735 * The sequence number of the last change to a package. 736 * mapping from user id -> package name -> sequence number 737 */ 738 @GuardedBy("mPackages") 739 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 740 741 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 742 @Override public boolean hasFeature(String feature) { 743 return PackageManagerService.this.hasSystemFeature(feature, 0); 744 } 745 }; 746 747 public static final class SharedLibraryEntry { 748 public final String path; 749 public final String apk; 750 public final SharedLibraryInfo info; 751 752 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 753 String declaringPackageName, int declaringPackageVersionCode) { 754 path = _path; 755 apk = _apk; 756 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 757 declaringPackageName, declaringPackageVersionCode), null); 758 } 759 } 760 761 // Currently known shared libraries. 762 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 763 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 764 new ArrayMap<>(); 765 766 // All available activities, for your resolving pleasure. 767 final ActivityIntentResolver mActivities = 768 new ActivityIntentResolver(); 769 770 // All available receivers, for your resolving pleasure. 771 final ActivityIntentResolver mReceivers = 772 new ActivityIntentResolver(); 773 774 // All available services, for your resolving pleasure. 775 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 776 777 // All available providers, for your resolving pleasure. 778 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 779 780 // Mapping from provider base names (first directory in content URI codePath) 781 // to the provider information. 782 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 783 new ArrayMap<String, PackageParser.Provider>(); 784 785 // Mapping from instrumentation class names to info about them. 786 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 787 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 788 789 // Mapping from permission names to info about them. 790 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 791 new ArrayMap<String, PackageParser.PermissionGroup>(); 792 793 // Packages whose data we have transfered into another package, thus 794 // should no longer exist. 795 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 796 797 // Broadcast actions that are only available to the system. 798 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 799 800 /** List of packages waiting for verification. */ 801 final SparseArray<PackageVerificationState> mPendingVerification 802 = new SparseArray<PackageVerificationState>(); 803 804 /** Set of packages associated with each app op permission. */ 805 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 806 807 final PackageInstallerService mInstallerService; 808 809 private final PackageDexOptimizer mPackageDexOptimizer; 810 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 811 // is used by other apps). 812 private final DexManager mDexManager; 813 814 private AtomicInteger mNextMoveId = new AtomicInteger(); 815 private final MoveCallbacks mMoveCallbacks; 816 817 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 818 819 // Cache of users who need badging. 820 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 821 822 /** Token for keys in mPendingVerification. */ 823 private int mPendingVerificationToken = 0; 824 825 volatile boolean mSystemReady; 826 volatile boolean mSafeMode; 827 volatile boolean mHasSystemUidErrors; 828 private volatile boolean mEphemeralAppsDisabled; 829 830 ApplicationInfo mAndroidApplication; 831 final ActivityInfo mResolveActivity = new ActivityInfo(); 832 final ResolveInfo mResolveInfo = new ResolveInfo(); 833 ComponentName mResolveComponentName; 834 PackageParser.Package mPlatformPackage; 835 ComponentName mCustomResolverComponentName; 836 837 boolean mResolverReplaced = false; 838 839 private final @Nullable ComponentName mIntentFilterVerifierComponent; 840 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 841 842 private int mIntentFilterVerificationToken = 0; 843 844 /** The service connection to the ephemeral resolver */ 845 final EphemeralResolverConnection mInstantAppResolverConnection; 846 /** Component used to show resolver settings for Instant Apps */ 847 final ComponentName mInstantAppResolverSettingsComponent; 848 849 /** Activity used to install instant applications */ 850 ActivityInfo mInstantAppInstallerActivity; 851 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 852 853 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 854 = new SparseArray<IntentFilterVerificationState>(); 855 856 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 857 858 // List of packages names to keep cached, even if they are uninstalled for all users 859 private List<String> mKeepUninstalledPackages; 860 861 private UserManagerInternal mUserManagerInternal; 862 863 private DeviceIdleController.LocalService mDeviceIdleController; 864 865 private File mCacheDir; 866 867 private ArraySet<String> mPrivappPermissionsViolations; 868 869 private Future<?> mPrepareAppDataFuture; 870 871 private static class IFVerificationParams { 872 PackageParser.Package pkg; 873 boolean replacing; 874 int userId; 875 int verifierUid; 876 877 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 878 int _userId, int _verifierUid) { 879 pkg = _pkg; 880 replacing = _replacing; 881 userId = _userId; 882 replacing = _replacing; 883 verifierUid = _verifierUid; 884 } 885 } 886 887 private interface IntentFilterVerifier<T extends IntentFilter> { 888 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 889 T filter, String packageName); 890 void startVerifications(int userId); 891 void receiveVerificationResponse(int verificationId); 892 } 893 894 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 895 private Context mContext; 896 private ComponentName mIntentFilterVerifierComponent; 897 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 898 899 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 900 mContext = context; 901 mIntentFilterVerifierComponent = verifierComponent; 902 } 903 904 private String getDefaultScheme() { 905 return IntentFilter.SCHEME_HTTPS; 906 } 907 908 @Override 909 public void startVerifications(int userId) { 910 // Launch verifications requests 911 int count = mCurrentIntentFilterVerifications.size(); 912 for (int n=0; n<count; n++) { 913 int verificationId = mCurrentIntentFilterVerifications.get(n); 914 final IntentFilterVerificationState ivs = 915 mIntentFilterVerificationStates.get(verificationId); 916 917 String packageName = ivs.getPackageName(); 918 919 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 920 final int filterCount = filters.size(); 921 ArraySet<String> domainsSet = new ArraySet<>(); 922 for (int m=0; m<filterCount; m++) { 923 PackageParser.ActivityIntentInfo filter = filters.get(m); 924 domainsSet.addAll(filter.getHostsList()); 925 } 926 synchronized (mPackages) { 927 if (mSettings.createIntentFilterVerificationIfNeededLPw( 928 packageName, domainsSet) != null) { 929 scheduleWriteSettingsLocked(); 930 } 931 } 932 sendVerificationRequest(userId, verificationId, ivs); 933 } 934 mCurrentIntentFilterVerifications.clear(); 935 } 936 937 private void sendVerificationRequest(int userId, int verificationId, 938 IntentFilterVerificationState ivs) { 939 940 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 941 verificationIntent.putExtra( 942 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 943 verificationId); 944 verificationIntent.putExtra( 945 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 946 getDefaultScheme()); 947 verificationIntent.putExtra( 948 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 949 ivs.getHostsString()); 950 verificationIntent.putExtra( 951 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 952 ivs.getPackageName()); 953 verificationIntent.setComponent(mIntentFilterVerifierComponent); 954 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 955 956 UserHandle user = new UserHandle(userId); 957 mContext.sendBroadcastAsUser(verificationIntent, user); 958 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 959 "Sending IntentFilter verification broadcast"); 960 } 961 962 public void receiveVerificationResponse(int verificationId) { 963 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 964 965 final boolean verified = ivs.isVerified(); 966 967 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 968 final int count = filters.size(); 969 if (DEBUG_DOMAIN_VERIFICATION) { 970 Slog.i(TAG, "Received verification response " + verificationId 971 + " for " + count + " filters, verified=" + verified); 972 } 973 for (int n=0; n<count; n++) { 974 PackageParser.ActivityIntentInfo filter = filters.get(n); 975 filter.setVerified(verified); 976 977 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 978 + " verified with result:" + verified + " and hosts:" 979 + ivs.getHostsString()); 980 } 981 982 mIntentFilterVerificationStates.remove(verificationId); 983 984 final String packageName = ivs.getPackageName(); 985 IntentFilterVerificationInfo ivi = null; 986 987 synchronized (mPackages) { 988 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 989 } 990 if (ivi == null) { 991 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 992 + verificationId + " packageName:" + packageName); 993 return; 994 } 995 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 996 "Updating IntentFilterVerificationInfo for package " + packageName 997 +" verificationId:" + verificationId); 998 999 synchronized (mPackages) { 1000 if (verified) { 1001 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1002 } else { 1003 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1004 } 1005 scheduleWriteSettingsLocked(); 1006 1007 final int userId = ivs.getUserId(); 1008 if (userId != UserHandle.USER_ALL) { 1009 final int userStatus = 1010 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1011 1012 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1013 boolean needUpdate = false; 1014 1015 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1016 // already been set by the User thru the Disambiguation dialog 1017 switch (userStatus) { 1018 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1019 if (verified) { 1020 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1021 } else { 1022 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1023 } 1024 needUpdate = true; 1025 break; 1026 1027 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1028 if (verified) { 1029 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1030 needUpdate = true; 1031 } 1032 break; 1033 1034 default: 1035 // Nothing to do 1036 } 1037 1038 if (needUpdate) { 1039 mSettings.updateIntentFilterVerificationStatusLPw( 1040 packageName, updatedStatus, userId); 1041 scheduleWritePackageRestrictionsLocked(userId); 1042 } 1043 } 1044 } 1045 } 1046 1047 @Override 1048 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1049 ActivityIntentInfo filter, String packageName) { 1050 if (!hasValidDomains(filter)) { 1051 return false; 1052 } 1053 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1054 if (ivs == null) { 1055 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1056 packageName); 1057 } 1058 if (DEBUG_DOMAIN_VERIFICATION) { 1059 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1060 } 1061 ivs.addFilter(filter); 1062 return true; 1063 } 1064 1065 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1066 int userId, int verificationId, String packageName) { 1067 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1068 verifierUid, userId, packageName); 1069 ivs.setPendingState(); 1070 synchronized (mPackages) { 1071 mIntentFilterVerificationStates.append(verificationId, ivs); 1072 mCurrentIntentFilterVerifications.add(verificationId); 1073 } 1074 return ivs; 1075 } 1076 } 1077 1078 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1079 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1080 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1081 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1082 } 1083 1084 // Set of pending broadcasts for aggregating enable/disable of components. 1085 static class PendingPackageBroadcasts { 1086 // for each user id, a map of <package name -> components within that package> 1087 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1088 1089 public PendingPackageBroadcasts() { 1090 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1091 } 1092 1093 public ArrayList<String> get(int userId, String packageName) { 1094 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1095 return packages.get(packageName); 1096 } 1097 1098 public void put(int userId, String packageName, ArrayList<String> components) { 1099 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1100 packages.put(packageName, components); 1101 } 1102 1103 public void remove(int userId, String packageName) { 1104 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1105 if (packages != null) { 1106 packages.remove(packageName); 1107 } 1108 } 1109 1110 public void remove(int userId) { 1111 mUidMap.remove(userId); 1112 } 1113 1114 public int userIdCount() { 1115 return mUidMap.size(); 1116 } 1117 1118 public int userIdAt(int n) { 1119 return mUidMap.keyAt(n); 1120 } 1121 1122 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1123 return mUidMap.get(userId); 1124 } 1125 1126 public int size() { 1127 // total number of pending broadcast entries across all userIds 1128 int num = 0; 1129 for (int i = 0; i< mUidMap.size(); i++) { 1130 num += mUidMap.valueAt(i).size(); 1131 } 1132 return num; 1133 } 1134 1135 public void clear() { 1136 mUidMap.clear(); 1137 } 1138 1139 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1140 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1141 if (map == null) { 1142 map = new ArrayMap<String, ArrayList<String>>(); 1143 mUidMap.put(userId, map); 1144 } 1145 return map; 1146 } 1147 } 1148 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1149 1150 // Service Connection to remote media container service to copy 1151 // package uri's from external media onto secure containers 1152 // or internal storage. 1153 private IMediaContainerService mContainerService = null; 1154 1155 static final int SEND_PENDING_BROADCAST = 1; 1156 static final int MCS_BOUND = 3; 1157 static final int END_COPY = 4; 1158 static final int INIT_COPY = 5; 1159 static final int MCS_UNBIND = 6; 1160 static final int START_CLEANING_PACKAGE = 7; 1161 static final int FIND_INSTALL_LOC = 8; 1162 static final int POST_INSTALL = 9; 1163 static final int MCS_RECONNECT = 10; 1164 static final int MCS_GIVE_UP = 11; 1165 static final int UPDATED_MEDIA_STATUS = 12; 1166 static final int WRITE_SETTINGS = 13; 1167 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1168 static final int PACKAGE_VERIFIED = 15; 1169 static final int CHECK_PENDING_VERIFICATION = 16; 1170 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1171 static final int INTENT_FILTER_VERIFIED = 18; 1172 static final int WRITE_PACKAGE_LIST = 19; 1173 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1174 1175 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1176 1177 // Delay time in millisecs 1178 static final int BROADCAST_DELAY = 10 * 1000; 1179 1180 static UserManagerService sUserManager; 1181 1182 // Stores a list of users whose package restrictions file needs to be updated 1183 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1184 1185 final private DefaultContainerConnection mDefContainerConn = 1186 new DefaultContainerConnection(); 1187 class DefaultContainerConnection implements ServiceConnection { 1188 public void onServiceConnected(ComponentName name, IBinder service) { 1189 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1190 final IMediaContainerService imcs = IMediaContainerService.Stub 1191 .asInterface(Binder.allowBlocking(service)); 1192 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1193 } 1194 1195 public void onServiceDisconnected(ComponentName name) { 1196 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1197 } 1198 } 1199 1200 // Recordkeeping of restore-after-install operations that are currently in flight 1201 // between the Package Manager and the Backup Manager 1202 static class PostInstallData { 1203 public InstallArgs args; 1204 public PackageInstalledInfo res; 1205 1206 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1207 args = _a; 1208 res = _r; 1209 } 1210 } 1211 1212 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1213 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1214 1215 // XML tags for backup/restore of various bits of state 1216 private static final String TAG_PREFERRED_BACKUP = "pa"; 1217 private static final String TAG_DEFAULT_APPS = "da"; 1218 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1219 1220 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1221 private static final String TAG_ALL_GRANTS = "rt-grants"; 1222 private static final String TAG_GRANT = "grant"; 1223 private static final String ATTR_PACKAGE_NAME = "pkg"; 1224 1225 private static final String TAG_PERMISSION = "perm"; 1226 private static final String ATTR_PERMISSION_NAME = "name"; 1227 private static final String ATTR_IS_GRANTED = "g"; 1228 private static final String ATTR_USER_SET = "set"; 1229 private static final String ATTR_USER_FIXED = "fixed"; 1230 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1231 1232 // System/policy permission grants are not backed up 1233 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1234 FLAG_PERMISSION_POLICY_FIXED 1235 | FLAG_PERMISSION_SYSTEM_FIXED 1236 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1237 1238 // And we back up these user-adjusted states 1239 private static final int USER_RUNTIME_GRANT_MASK = 1240 FLAG_PERMISSION_USER_SET 1241 | FLAG_PERMISSION_USER_FIXED 1242 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1243 1244 final @Nullable String mRequiredVerifierPackage; 1245 final @NonNull String mRequiredInstallerPackage; 1246 final @NonNull String mRequiredUninstallerPackage; 1247 final @Nullable String mSetupWizardPackage; 1248 final @Nullable String mStorageManagerPackage; 1249 final @NonNull String mServicesSystemSharedLibraryPackageName; 1250 final @NonNull String mSharedSystemSharedLibraryPackageName; 1251 1252 final boolean mPermissionReviewRequired; 1253 1254 private final PackageUsage mPackageUsage = new PackageUsage(); 1255 private final CompilerStats mCompilerStats = new CompilerStats(); 1256 1257 class PackageHandler extends Handler { 1258 private boolean mBound = false; 1259 final ArrayList<HandlerParams> mPendingInstalls = 1260 new ArrayList<HandlerParams>(); 1261 1262 private boolean connectToService() { 1263 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1264 " DefaultContainerService"); 1265 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1266 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1267 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1268 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1269 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1270 mBound = true; 1271 return true; 1272 } 1273 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1274 return false; 1275 } 1276 1277 private void disconnectService() { 1278 mContainerService = null; 1279 mBound = false; 1280 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1281 mContext.unbindService(mDefContainerConn); 1282 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1283 } 1284 1285 PackageHandler(Looper looper) { 1286 super(looper); 1287 } 1288 1289 public void handleMessage(Message msg) { 1290 try { 1291 doHandleMessage(msg); 1292 } finally { 1293 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1294 } 1295 } 1296 1297 void doHandleMessage(Message msg) { 1298 switch (msg.what) { 1299 case INIT_COPY: { 1300 HandlerParams params = (HandlerParams) msg.obj; 1301 int idx = mPendingInstalls.size(); 1302 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1303 // If a bind was already initiated we dont really 1304 // need to do anything. The pending install 1305 // will be processed later on. 1306 if (!mBound) { 1307 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1308 System.identityHashCode(mHandler)); 1309 // If this is the only one pending we might 1310 // have to bind to the service again. 1311 if (!connectToService()) { 1312 Slog.e(TAG, "Failed to bind to media container service"); 1313 params.serviceError(); 1314 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1315 System.identityHashCode(mHandler)); 1316 if (params.traceMethod != null) { 1317 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1318 params.traceCookie); 1319 } 1320 return; 1321 } else { 1322 // Once we bind to the service, the first 1323 // pending request will be processed. 1324 mPendingInstalls.add(idx, params); 1325 } 1326 } else { 1327 mPendingInstalls.add(idx, params); 1328 // Already bound to the service. Just make 1329 // sure we trigger off processing the first request. 1330 if (idx == 0) { 1331 mHandler.sendEmptyMessage(MCS_BOUND); 1332 } 1333 } 1334 break; 1335 } 1336 case MCS_BOUND: { 1337 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1338 if (msg.obj != null) { 1339 mContainerService = (IMediaContainerService) msg.obj; 1340 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1341 System.identityHashCode(mHandler)); 1342 } 1343 if (mContainerService == null) { 1344 if (!mBound) { 1345 // Something seriously wrong since we are not bound and we are not 1346 // waiting for connection. Bail out. 1347 Slog.e(TAG, "Cannot bind to media container service"); 1348 for (HandlerParams params : mPendingInstalls) { 1349 // Indicate service bind error 1350 params.serviceError(); 1351 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1352 System.identityHashCode(params)); 1353 if (params.traceMethod != null) { 1354 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1355 params.traceMethod, params.traceCookie); 1356 } 1357 return; 1358 } 1359 mPendingInstalls.clear(); 1360 } else { 1361 Slog.w(TAG, "Waiting to connect to media container service"); 1362 } 1363 } else if (mPendingInstalls.size() > 0) { 1364 HandlerParams params = mPendingInstalls.get(0); 1365 if (params != null) { 1366 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1367 System.identityHashCode(params)); 1368 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1369 if (params.startCopy()) { 1370 // We are done... look for more work or to 1371 // go idle. 1372 if (DEBUG_SD_INSTALL) Log.i(TAG, 1373 "Checking for more work or unbind..."); 1374 // Delete pending install 1375 if (mPendingInstalls.size() > 0) { 1376 mPendingInstalls.remove(0); 1377 } 1378 if (mPendingInstalls.size() == 0) { 1379 if (mBound) { 1380 if (DEBUG_SD_INSTALL) Log.i(TAG, 1381 "Posting delayed MCS_UNBIND"); 1382 removeMessages(MCS_UNBIND); 1383 Message ubmsg = obtainMessage(MCS_UNBIND); 1384 // Unbind after a little delay, to avoid 1385 // continual thrashing. 1386 sendMessageDelayed(ubmsg, 10000); 1387 } 1388 } else { 1389 // There are more pending requests in queue. 1390 // Just post MCS_BOUND message to trigger processing 1391 // of next pending install. 1392 if (DEBUG_SD_INSTALL) Log.i(TAG, 1393 "Posting MCS_BOUND for next work"); 1394 mHandler.sendEmptyMessage(MCS_BOUND); 1395 } 1396 } 1397 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1398 } 1399 } else { 1400 // Should never happen ideally. 1401 Slog.w(TAG, "Empty queue"); 1402 } 1403 break; 1404 } 1405 case MCS_RECONNECT: { 1406 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1407 if (mPendingInstalls.size() > 0) { 1408 if (mBound) { 1409 disconnectService(); 1410 } 1411 if (!connectToService()) { 1412 Slog.e(TAG, "Failed to bind to media container service"); 1413 for (HandlerParams params : mPendingInstalls) { 1414 // Indicate service bind error 1415 params.serviceError(); 1416 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1417 System.identityHashCode(params)); 1418 } 1419 mPendingInstalls.clear(); 1420 } 1421 } 1422 break; 1423 } 1424 case MCS_UNBIND: { 1425 // If there is no actual work left, then time to unbind. 1426 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1427 1428 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1429 if (mBound) { 1430 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1431 1432 disconnectService(); 1433 } 1434 } else if (mPendingInstalls.size() > 0) { 1435 // There are more pending requests in queue. 1436 // Just post MCS_BOUND message to trigger processing 1437 // of next pending install. 1438 mHandler.sendEmptyMessage(MCS_BOUND); 1439 } 1440 1441 break; 1442 } 1443 case MCS_GIVE_UP: { 1444 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1445 HandlerParams params = mPendingInstalls.remove(0); 1446 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1447 System.identityHashCode(params)); 1448 break; 1449 } 1450 case SEND_PENDING_BROADCAST: { 1451 String packages[]; 1452 ArrayList<String> components[]; 1453 int size = 0; 1454 int uids[]; 1455 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1456 synchronized (mPackages) { 1457 if (mPendingBroadcasts == null) { 1458 return; 1459 } 1460 size = mPendingBroadcasts.size(); 1461 if (size <= 0) { 1462 // Nothing to be done. Just return 1463 return; 1464 } 1465 packages = new String[size]; 1466 components = new ArrayList[size]; 1467 uids = new int[size]; 1468 int i = 0; // filling out the above arrays 1469 1470 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1471 int packageUserId = mPendingBroadcasts.userIdAt(n); 1472 Iterator<Map.Entry<String, ArrayList<String>>> it 1473 = mPendingBroadcasts.packagesForUserId(packageUserId) 1474 .entrySet().iterator(); 1475 while (it.hasNext() && i < size) { 1476 Map.Entry<String, ArrayList<String>> ent = it.next(); 1477 packages[i] = ent.getKey(); 1478 components[i] = ent.getValue(); 1479 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1480 uids[i] = (ps != null) 1481 ? UserHandle.getUid(packageUserId, ps.appId) 1482 : -1; 1483 i++; 1484 } 1485 } 1486 size = i; 1487 mPendingBroadcasts.clear(); 1488 } 1489 // Send broadcasts 1490 for (int i = 0; i < size; i++) { 1491 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 break; 1495 } 1496 case START_CLEANING_PACKAGE: { 1497 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1498 final String packageName = (String)msg.obj; 1499 final int userId = msg.arg1; 1500 final boolean andCode = msg.arg2 != 0; 1501 synchronized (mPackages) { 1502 if (userId == UserHandle.USER_ALL) { 1503 int[] users = sUserManager.getUserIds(); 1504 for (int user : users) { 1505 mSettings.addPackageToCleanLPw( 1506 new PackageCleanItem(user, packageName, andCode)); 1507 } 1508 } else { 1509 mSettings.addPackageToCleanLPw( 1510 new PackageCleanItem(userId, packageName, andCode)); 1511 } 1512 } 1513 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1514 startCleaningPackages(); 1515 } break; 1516 case POST_INSTALL: { 1517 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1518 1519 PostInstallData data = mRunningInstalls.get(msg.arg1); 1520 final boolean didRestore = (msg.arg2 != 0); 1521 mRunningInstalls.delete(msg.arg1); 1522 1523 if (data != null) { 1524 InstallArgs args = data.args; 1525 PackageInstalledInfo parentRes = data.res; 1526 1527 final boolean grantPermissions = (args.installFlags 1528 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1529 final boolean killApp = (args.installFlags 1530 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1531 final String[] grantedPermissions = args.installGrantPermissions; 1532 1533 // Handle the parent package 1534 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1535 grantedPermissions, didRestore, args.installerPackageName, 1536 args.observer); 1537 1538 // Handle the child packages 1539 final int childCount = (parentRes.addedChildPackages != null) 1540 ? parentRes.addedChildPackages.size() : 0; 1541 for (int i = 0; i < childCount; i++) { 1542 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1543 handlePackagePostInstall(childRes, grantPermissions, killApp, 1544 grantedPermissions, false, args.installerPackageName, 1545 args.observer); 1546 } 1547 1548 // Log tracing if needed 1549 if (args.traceMethod != null) { 1550 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1551 args.traceCookie); 1552 } 1553 } else { 1554 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1555 } 1556 1557 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1558 } break; 1559 case UPDATED_MEDIA_STATUS: { 1560 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1561 boolean reportStatus = msg.arg1 == 1; 1562 boolean doGc = msg.arg2 == 1; 1563 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1564 if (doGc) { 1565 // Force a gc to clear up stale containers. 1566 Runtime.getRuntime().gc(); 1567 } 1568 if (msg.obj != null) { 1569 @SuppressWarnings("unchecked") 1570 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1571 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1572 // Unload containers 1573 unloadAllContainers(args); 1574 } 1575 if (reportStatus) { 1576 try { 1577 if (DEBUG_SD_INSTALL) Log.i(TAG, 1578 "Invoking StorageManagerService call back"); 1579 PackageHelper.getStorageManager().finishMediaUpdate(); 1580 } catch (RemoteException e) { 1581 Log.e(TAG, "StorageManagerService not running?"); 1582 } 1583 } 1584 } break; 1585 case WRITE_SETTINGS: { 1586 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1587 synchronized (mPackages) { 1588 removeMessages(WRITE_SETTINGS); 1589 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1590 mSettings.writeLPr(); 1591 mDirtyUsers.clear(); 1592 } 1593 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1594 } break; 1595 case WRITE_PACKAGE_RESTRICTIONS: { 1596 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1597 synchronized (mPackages) { 1598 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1599 for (int userId : mDirtyUsers) { 1600 mSettings.writePackageRestrictionsLPr(userId); 1601 } 1602 mDirtyUsers.clear(); 1603 } 1604 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1605 } break; 1606 case WRITE_PACKAGE_LIST: { 1607 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1608 synchronized (mPackages) { 1609 removeMessages(WRITE_PACKAGE_LIST); 1610 mSettings.writePackageListLPr(msg.arg1); 1611 } 1612 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1613 } break; 1614 case CHECK_PENDING_VERIFICATION: { 1615 final int verificationId = msg.arg1; 1616 final PackageVerificationState state = mPendingVerification.get(verificationId); 1617 1618 if ((state != null) && !state.timeoutExtended()) { 1619 final InstallArgs args = state.getInstallArgs(); 1620 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1621 1622 Slog.i(TAG, "Verification timed out for " + originUri); 1623 mPendingVerification.remove(verificationId); 1624 1625 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1626 1627 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1628 Slog.i(TAG, "Continuing with installation of " + originUri); 1629 state.setVerifierResponse(Binder.getCallingUid(), 1630 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1631 broadcastPackageVerified(verificationId, originUri, 1632 PackageManager.VERIFICATION_ALLOW, 1633 state.getInstallArgs().getUser()); 1634 try { 1635 ret = args.copyApk(mContainerService, true); 1636 } catch (RemoteException e) { 1637 Slog.e(TAG, "Could not contact the ContainerService"); 1638 } 1639 } else { 1640 broadcastPackageVerified(verificationId, originUri, 1641 PackageManager.VERIFICATION_REJECT, 1642 state.getInstallArgs().getUser()); 1643 } 1644 1645 Trace.asyncTraceEnd( 1646 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1647 1648 processPendingInstall(args, ret); 1649 mHandler.sendEmptyMessage(MCS_UNBIND); 1650 } 1651 break; 1652 } 1653 case PACKAGE_VERIFIED: { 1654 final int verificationId = msg.arg1; 1655 1656 final PackageVerificationState state = mPendingVerification.get(verificationId); 1657 if (state == null) { 1658 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1659 break; 1660 } 1661 1662 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1663 1664 state.setVerifierResponse(response.callerUid, response.code); 1665 1666 if (state.isVerificationComplete()) { 1667 mPendingVerification.remove(verificationId); 1668 1669 final InstallArgs args = state.getInstallArgs(); 1670 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1671 1672 int ret; 1673 if (state.isInstallAllowed()) { 1674 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1675 broadcastPackageVerified(verificationId, originUri, 1676 response.code, state.getInstallArgs().getUser()); 1677 try { 1678 ret = args.copyApk(mContainerService, true); 1679 } catch (RemoteException e) { 1680 Slog.e(TAG, "Could not contact the ContainerService"); 1681 } 1682 } else { 1683 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1684 } 1685 1686 Trace.asyncTraceEnd( 1687 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1688 1689 processPendingInstall(args, ret); 1690 mHandler.sendEmptyMessage(MCS_UNBIND); 1691 } 1692 1693 break; 1694 } 1695 case START_INTENT_FILTER_VERIFICATIONS: { 1696 IFVerificationParams params = (IFVerificationParams) msg.obj; 1697 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1698 params.replacing, params.pkg); 1699 break; 1700 } 1701 case INTENT_FILTER_VERIFIED: { 1702 final int verificationId = msg.arg1; 1703 1704 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1705 verificationId); 1706 if (state == null) { 1707 Slog.w(TAG, "Invalid IntentFilter verification token " 1708 + verificationId + " received"); 1709 break; 1710 } 1711 1712 final int userId = state.getUserId(); 1713 1714 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1715 "Processing IntentFilter verification with token:" 1716 + verificationId + " and userId:" + userId); 1717 1718 final IntentFilterVerificationResponse response = 1719 (IntentFilterVerificationResponse) msg.obj; 1720 1721 state.setVerifierResponse(response.callerUid, response.code); 1722 1723 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1724 "IntentFilter verification with token:" + verificationId 1725 + " and userId:" + userId 1726 + " is settings verifier response with response code:" 1727 + response.code); 1728 1729 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1730 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1731 + response.getFailedDomainsString()); 1732 } 1733 1734 if (state.isVerificationComplete()) { 1735 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1736 } else { 1737 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1738 "IntentFilter verification with token:" + verificationId 1739 + " was not said to be complete"); 1740 } 1741 1742 break; 1743 } 1744 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1745 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1746 mInstantAppResolverConnection, 1747 (InstantAppRequest) msg.obj, 1748 mInstantAppInstallerActivity, 1749 mHandler); 1750 } 1751 } 1752 } 1753 } 1754 1755 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1756 boolean killApp, String[] grantedPermissions, 1757 boolean launchedForRestore, String installerPackage, 1758 IPackageInstallObserver2 installObserver) { 1759 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1760 // Send the removed broadcasts 1761 if (res.removedInfo != null) { 1762 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1763 } 1764 1765 // Now that we successfully installed the package, grant runtime 1766 // permissions if requested before broadcasting the install. Also 1767 // for legacy apps in permission review mode we clear the permission 1768 // review flag which is used to emulate runtime permissions for 1769 // legacy apps. 1770 if (grantPermissions) { 1771 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1772 } 1773 1774 final boolean update = res.removedInfo != null 1775 && res.removedInfo.removedPackage != null; 1776 1777 // If this is the first time we have child packages for a disabled privileged 1778 // app that had no children, we grant requested runtime permissions to the new 1779 // children if the parent on the system image had them already granted. 1780 if (res.pkg.parentPackage != null) { 1781 synchronized (mPackages) { 1782 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1783 } 1784 } 1785 1786 synchronized (mPackages) { 1787 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1788 } 1789 1790 final String packageName = res.pkg.applicationInfo.packageName; 1791 1792 // Determine the set of users who are adding this package for 1793 // the first time vs. those who are seeing an update. 1794 int[] firstUsers = EMPTY_INT_ARRAY; 1795 int[] updateUsers = EMPTY_INT_ARRAY; 1796 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1797 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1798 for (int newUser : res.newUsers) { 1799 if (ps.getInstantApp(newUser)) { 1800 continue; 1801 } 1802 if (allNewUsers) { 1803 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1804 continue; 1805 } 1806 boolean isNew = true; 1807 for (int origUser : res.origUsers) { 1808 if (origUser == newUser) { 1809 isNew = false; 1810 break; 1811 } 1812 } 1813 if (isNew) { 1814 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1815 } else { 1816 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1817 } 1818 } 1819 1820 // Send installed broadcasts if the package is not a static shared lib. 1821 if (res.pkg.staticSharedLibName == null) { 1822 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1823 1824 // Send added for users that see the package for the first time 1825 // sendPackageAddedForNewUsers also deals with system apps 1826 int appId = UserHandle.getAppId(res.uid); 1827 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1828 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1829 1830 // Send added for users that don't see the package for the first time 1831 Bundle extras = new Bundle(1); 1832 extras.putInt(Intent.EXTRA_UID, res.uid); 1833 if (update) { 1834 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1835 } else { 1836 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_ADDED, packageName, 1837 extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 1838 null /*targetPackage*/, null /*finishedReceiver*/, updateUsers); 1839 } 1840 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1841 extras, 0 /*flags*/, null /*targetPackage*/, 1842 null /*finishedReceiver*/, updateUsers); 1843 1844 // Send replaced for users that don't see the package for the first time 1845 if (update) { 1846 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1847 packageName, extras, 0 /*flags*/, 1848 null /*targetPackage*/, null /*finishedReceiver*/, 1849 updateUsers); 1850 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1851 null /*package*/, null /*extras*/, 0 /*flags*/, 1852 packageName /*targetPackage*/, 1853 null /*finishedReceiver*/, updateUsers); 1854 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1855 // First-install and we did a restore, so we're responsible for the 1856 // first-launch broadcast. 1857 if (DEBUG_BACKUP) { 1858 Slog.i(TAG, "Post-restore of " + packageName 1859 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1860 } 1861 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1862 } 1863 1864 // Send broadcast package appeared if forward locked/external for all users 1865 // treat asec-hosted packages like removable media on upgrade 1866 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1867 if (DEBUG_INSTALL) { 1868 Slog.i(TAG, "upgrading pkg " + res.pkg 1869 + " is ASEC-hosted -> AVAILABLE"); 1870 } 1871 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1872 ArrayList<String> pkgList = new ArrayList<>(1); 1873 pkgList.add(packageName); 1874 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1875 } 1876 } 1877 1878 // Work that needs to happen on first install within each user 1879 if (firstUsers != null && firstUsers.length > 0) { 1880 synchronized (mPackages) { 1881 for (int userId : firstUsers) { 1882 // If this app is a browser and it's newly-installed for some 1883 // users, clear any default-browser state in those users. The 1884 // app's nature doesn't depend on the user, so we can just check 1885 // its browser nature in any user and generalize. 1886 if (packageIsBrowser(packageName, userId)) { 1887 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1888 } 1889 1890 // We may also need to apply pending (restored) runtime 1891 // permission grants within these users. 1892 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1893 } 1894 } 1895 } 1896 1897 // Log current value of "unknown sources" setting 1898 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1899 getUnknownSourcesSettings()); 1900 1901 // Force a gc to clear up things 1902 Runtime.getRuntime().gc(); 1903 1904 // Remove the replaced package's older resources safely now 1905 // We delete after a gc for applications on sdcard. 1906 if (res.removedInfo != null && res.removedInfo.args != null) { 1907 synchronized (mInstallLock) { 1908 res.removedInfo.args.doPostDeleteLI(true); 1909 } 1910 } 1911 1912 // Notify DexManager that the package was installed for new users. 1913 // The updated users should already be indexed and the package code paths 1914 // should not change. 1915 // Don't notify the manager for ephemeral apps as they are not expected to 1916 // survive long enough to benefit of background optimizations. 1917 for (int userId : firstUsers) { 1918 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1919 // There's a race currently where some install events may interleave with an uninstall. 1920 // This can lead to package info being null (b/36642664). 1921 if (info != null) { 1922 mDexManager.notifyPackageInstalled(info, userId); 1923 } 1924 } 1925 } 1926 1927 // If someone is watching installs - notify them 1928 if (installObserver != null) { 1929 try { 1930 Bundle extras = extrasForInstallResult(res); 1931 installObserver.onPackageInstalled(res.name, res.returnCode, 1932 res.returnMsg, extras); 1933 } catch (RemoteException e) { 1934 Slog.i(TAG, "Observer no longer exists."); 1935 } 1936 } 1937 } 1938 1939 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1940 PackageParser.Package pkg) { 1941 if (pkg.parentPackage == null) { 1942 return; 1943 } 1944 if (pkg.requestedPermissions == null) { 1945 return; 1946 } 1947 final PackageSetting disabledSysParentPs = mSettings 1948 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1949 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1950 || !disabledSysParentPs.isPrivileged() 1951 || (disabledSysParentPs.childPackageNames != null 1952 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1953 return; 1954 } 1955 final int[] allUserIds = sUserManager.getUserIds(); 1956 final int permCount = pkg.requestedPermissions.size(); 1957 for (int i = 0; i < permCount; i++) { 1958 String permission = pkg.requestedPermissions.get(i); 1959 BasePermission bp = mSettings.mPermissions.get(permission); 1960 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1961 continue; 1962 } 1963 for (int userId : allUserIds) { 1964 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1965 permission, userId)) { 1966 grantRuntimePermission(pkg.packageName, permission, userId); 1967 } 1968 } 1969 } 1970 } 1971 1972 private StorageEventListener mStorageListener = new StorageEventListener() { 1973 @Override 1974 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1975 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1976 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1977 final String volumeUuid = vol.getFsUuid(); 1978 1979 // Clean up any users or apps that were removed or recreated 1980 // while this volume was missing 1981 sUserManager.reconcileUsers(volumeUuid); 1982 reconcileApps(volumeUuid); 1983 1984 // Clean up any install sessions that expired or were 1985 // cancelled while this volume was missing 1986 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1987 1988 loadPrivatePackages(vol); 1989 1990 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1991 unloadPrivatePackages(vol); 1992 } 1993 } 1994 1995 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1996 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1997 updateExternalMediaStatus(true, false); 1998 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1999 updateExternalMediaStatus(false, false); 2000 } 2001 } 2002 } 2003 2004 @Override 2005 public void onVolumeForgotten(String fsUuid) { 2006 if (TextUtils.isEmpty(fsUuid)) { 2007 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2008 return; 2009 } 2010 2011 // Remove any apps installed on the forgotten volume 2012 synchronized (mPackages) { 2013 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2014 for (PackageSetting ps : packages) { 2015 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2016 deletePackageVersioned(new VersionedPackage(ps.name, 2017 PackageManager.VERSION_CODE_HIGHEST), 2018 new LegacyPackageDeleteObserver(null).getBinder(), 2019 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2020 // Try very hard to release any references to this package 2021 // so we don't risk the system server being killed due to 2022 // open FDs 2023 AttributeCache.instance().removePackage(ps.name); 2024 } 2025 2026 mSettings.onVolumeForgotten(fsUuid); 2027 mSettings.writeLPr(); 2028 } 2029 } 2030 }; 2031 2032 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2033 String[] grantedPermissions) { 2034 for (int userId : userIds) { 2035 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2036 } 2037 } 2038 2039 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2040 String[] grantedPermissions) { 2041 SettingBase sb = (SettingBase) pkg.mExtras; 2042 if (sb == null) { 2043 return; 2044 } 2045 2046 PermissionsState permissionsState = sb.getPermissionsState(); 2047 2048 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2049 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2050 2051 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2052 >= Build.VERSION_CODES.M; 2053 2054 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2055 2056 for (String permission : pkg.requestedPermissions) { 2057 final BasePermission bp; 2058 synchronized (mPackages) { 2059 bp = mSettings.mPermissions.get(permission); 2060 } 2061 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2062 && (!instantApp || bp.isInstant()) 2063 && (supportsRuntimePermissions || !bp.isRuntimeOnly()) 2064 && (grantedPermissions == null 2065 || ArrayUtils.contains(grantedPermissions, permission))) { 2066 final int flags = permissionsState.getPermissionFlags(permission, userId); 2067 if (supportsRuntimePermissions) { 2068 // Installer cannot change immutable permissions. 2069 if ((flags & immutableFlags) == 0) { 2070 grantRuntimePermission(pkg.packageName, permission, userId); 2071 } 2072 } else if (mPermissionReviewRequired) { 2073 // In permission review mode we clear the review flag when we 2074 // are asked to install the app with all permissions granted. 2075 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2076 updatePermissionFlags(permission, pkg.packageName, 2077 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2078 } 2079 } 2080 } 2081 } 2082 } 2083 2084 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2085 Bundle extras = null; 2086 switch (res.returnCode) { 2087 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2088 extras = new Bundle(); 2089 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2090 res.origPermission); 2091 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2092 res.origPackage); 2093 break; 2094 } 2095 case PackageManager.INSTALL_SUCCEEDED: { 2096 extras = new Bundle(); 2097 extras.putBoolean(Intent.EXTRA_REPLACING, 2098 res.removedInfo != null && res.removedInfo.removedPackage != null); 2099 break; 2100 } 2101 } 2102 return extras; 2103 } 2104 2105 void scheduleWriteSettingsLocked() { 2106 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2107 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2108 } 2109 } 2110 2111 void scheduleWritePackageListLocked(int userId) { 2112 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2113 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2114 msg.arg1 = userId; 2115 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2116 } 2117 } 2118 2119 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2120 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2121 scheduleWritePackageRestrictionsLocked(userId); 2122 } 2123 2124 void scheduleWritePackageRestrictionsLocked(int userId) { 2125 final int[] userIds = (userId == UserHandle.USER_ALL) 2126 ? sUserManager.getUserIds() : new int[]{userId}; 2127 for (int nextUserId : userIds) { 2128 if (!sUserManager.exists(nextUserId)) return; 2129 mDirtyUsers.add(nextUserId); 2130 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2131 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2132 } 2133 } 2134 } 2135 2136 public static PackageManagerService main(Context context, Installer installer, 2137 boolean factoryTest, boolean onlyCore) { 2138 // Self-check for initial settings. 2139 PackageManagerServiceCompilerMapping.checkProperties(); 2140 2141 PackageManagerService m = new PackageManagerService(context, installer, 2142 factoryTest, onlyCore); 2143 m.enableSystemUserPackages(); 2144 ServiceManager.addService("package", m); 2145 return m; 2146 } 2147 2148 private void enableSystemUserPackages() { 2149 if (!UserManager.isSplitSystemUser()) { 2150 return; 2151 } 2152 // For system user, enable apps based on the following conditions: 2153 // - app is whitelisted or belong to one of these groups: 2154 // -- system app which has no launcher icons 2155 // -- system app which has INTERACT_ACROSS_USERS permission 2156 // -- system IME app 2157 // - app is not in the blacklist 2158 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2159 Set<String> enableApps = new ArraySet<>(); 2160 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2161 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2162 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2163 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2164 enableApps.addAll(wlApps); 2165 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2166 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2167 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2168 enableApps.removeAll(blApps); 2169 Log.i(TAG, "Applications installed for system user: " + enableApps); 2170 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2171 UserHandle.SYSTEM); 2172 final int allAppsSize = allAps.size(); 2173 synchronized (mPackages) { 2174 for (int i = 0; i < allAppsSize; i++) { 2175 String pName = allAps.get(i); 2176 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2177 // Should not happen, but we shouldn't be failing if it does 2178 if (pkgSetting == null) { 2179 continue; 2180 } 2181 boolean install = enableApps.contains(pName); 2182 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2183 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2184 + " for system user"); 2185 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2186 } 2187 } 2188 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2189 } 2190 } 2191 2192 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2193 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2194 Context.DISPLAY_SERVICE); 2195 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2196 } 2197 2198 /** 2199 * Requests that files preopted on a secondary system partition be copied to the data partition 2200 * if possible. Note that the actual copying of the files is accomplished by init for security 2201 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2202 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2203 */ 2204 private static void requestCopyPreoptedFiles() { 2205 final int WAIT_TIME_MS = 100; 2206 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2207 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2208 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2209 // We will wait for up to 100 seconds. 2210 final long timeStart = SystemClock.uptimeMillis(); 2211 final long timeEnd = timeStart + 100 * 1000; 2212 long timeNow = timeStart; 2213 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2214 try { 2215 Thread.sleep(WAIT_TIME_MS); 2216 } catch (InterruptedException e) { 2217 // Do nothing 2218 } 2219 timeNow = SystemClock.uptimeMillis(); 2220 if (timeNow > timeEnd) { 2221 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2222 Slog.wtf(TAG, "cppreopt did not finish!"); 2223 break; 2224 } 2225 } 2226 2227 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2228 } 2229 } 2230 2231 public PackageManagerService(Context context, Installer installer, 2232 boolean factoryTest, boolean onlyCore) { 2233 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2234 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2235 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2236 SystemClock.uptimeMillis()); 2237 2238 if (mSdkVersion <= 0) { 2239 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2240 } 2241 2242 mContext = context; 2243 2244 mPermissionReviewRequired = context.getResources().getBoolean( 2245 R.bool.config_permissionReviewRequired); 2246 2247 mFactoryTest = factoryTest; 2248 mOnlyCore = onlyCore; 2249 mMetrics = new DisplayMetrics(); 2250 mSettings = new Settings(mPackages); 2251 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2252 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2253 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2254 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2255 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2256 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2257 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2258 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2259 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2260 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2261 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2262 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2263 2264 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2265 if (separateProcesses != null && separateProcesses.length() > 0) { 2266 if ("*".equals(separateProcesses)) { 2267 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2268 mSeparateProcesses = null; 2269 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2270 } else { 2271 mDefParseFlags = 0; 2272 mSeparateProcesses = separateProcesses.split(","); 2273 Slog.w(TAG, "Running with debug.separate_processes: " 2274 + separateProcesses); 2275 } 2276 } else { 2277 mDefParseFlags = 0; 2278 mSeparateProcesses = null; 2279 } 2280 2281 mInstaller = installer; 2282 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2283 "*dexopt*"); 2284 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2285 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2286 2287 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2288 FgThread.get().getLooper()); 2289 2290 getDefaultDisplayMetrics(context, mMetrics); 2291 2292 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2293 SystemConfig systemConfig = SystemConfig.getInstance(); 2294 mGlobalGids = systemConfig.getGlobalGids(); 2295 mSystemPermissions = systemConfig.getSystemPermissions(); 2296 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2297 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2298 2299 mProtectedPackages = new ProtectedPackages(mContext); 2300 2301 synchronized (mInstallLock) { 2302 // writer 2303 synchronized (mPackages) { 2304 mHandlerThread = new ServiceThread(TAG, 2305 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2306 mHandlerThread.start(); 2307 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2308 mProcessLoggingHandler = new ProcessLoggingHandler(); 2309 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2310 2311 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2312 mInstantAppRegistry = new InstantAppRegistry(this); 2313 2314 File dataDir = Environment.getDataDirectory(); 2315 mAppInstallDir = new File(dataDir, "app"); 2316 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2317 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2318 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2319 sUserManager = new UserManagerService(context, this, 2320 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2321 2322 // Propagate permission configuration in to package manager. 2323 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2324 = systemConfig.getPermissions(); 2325 for (int i=0; i<permConfig.size(); i++) { 2326 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2327 BasePermission bp = mSettings.mPermissions.get(perm.name); 2328 if (bp == null) { 2329 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2330 mSettings.mPermissions.put(perm.name, bp); 2331 } 2332 if (perm.gids != null) { 2333 bp.setGids(perm.gids, perm.perUser); 2334 } 2335 } 2336 2337 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2338 final int builtInLibCount = libConfig.size(); 2339 for (int i = 0; i < builtInLibCount; i++) { 2340 String name = libConfig.keyAt(i); 2341 String path = libConfig.valueAt(i); 2342 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2343 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2344 } 2345 2346 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2347 2348 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2349 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2350 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2351 2352 // Clean up orphaned packages for which the code path doesn't exist 2353 // and they are an update to a system app - caused by bug/32321269 2354 final int packageSettingCount = mSettings.mPackages.size(); 2355 for (int i = packageSettingCount - 1; i >= 0; i--) { 2356 PackageSetting ps = mSettings.mPackages.valueAt(i); 2357 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2358 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2359 mSettings.mPackages.removeAt(i); 2360 mSettings.enableSystemPackageLPw(ps.name); 2361 } 2362 } 2363 2364 if (mFirstBoot) { 2365 requestCopyPreoptedFiles(); 2366 } 2367 2368 String customResolverActivity = Resources.getSystem().getString( 2369 R.string.config_customResolverActivity); 2370 if (TextUtils.isEmpty(customResolverActivity)) { 2371 customResolverActivity = null; 2372 } else { 2373 mCustomResolverComponentName = ComponentName.unflattenFromString( 2374 customResolverActivity); 2375 } 2376 2377 long startTime = SystemClock.uptimeMillis(); 2378 2379 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2380 startTime); 2381 2382 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2383 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2384 2385 if (bootClassPath == null) { 2386 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2387 } 2388 2389 if (systemServerClassPath == null) { 2390 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2391 } 2392 2393 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2394 2395 final VersionInfo ver = mSettings.getInternalVersion(); 2396 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2397 if (mIsUpgrade) { 2398 logCriticalInfo(Log.INFO, 2399 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2400 } 2401 2402 // when upgrading from pre-M, promote system app permissions from install to runtime 2403 mPromoteSystemApps = 2404 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2405 2406 // When upgrading from pre-N, we need to handle package extraction like first boot, 2407 // as there is no profiling data available. 2408 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2409 2410 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2411 2412 // save off the names of pre-existing system packages prior to scanning; we don't 2413 // want to automatically grant runtime permissions for new system apps 2414 if (mPromoteSystemApps) { 2415 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2416 while (pkgSettingIter.hasNext()) { 2417 PackageSetting ps = pkgSettingIter.next(); 2418 if (isSystemApp(ps)) { 2419 mExistingSystemPackages.add(ps.name); 2420 } 2421 } 2422 } 2423 2424 mCacheDir = preparePackageParserCache(mIsUpgrade); 2425 2426 // Set flag to monitor and not change apk file paths when 2427 // scanning install directories. 2428 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2429 2430 if (mIsUpgrade || mFirstBoot) { 2431 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2432 } 2433 2434 // Collect vendor overlay packages. (Do this before scanning any apps.) 2435 // For security and version matching reason, only consider 2436 // overlay packages if they reside in the right directory. 2437 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2438 | PackageParser.PARSE_IS_SYSTEM 2439 | PackageParser.PARSE_IS_SYSTEM_DIR 2440 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2441 2442 // Find base frameworks (resource packages without code). 2443 scanDirTracedLI(frameworkDir, mDefParseFlags 2444 | PackageParser.PARSE_IS_SYSTEM 2445 | PackageParser.PARSE_IS_SYSTEM_DIR 2446 | PackageParser.PARSE_IS_PRIVILEGED, 2447 scanFlags | SCAN_NO_DEX, 0); 2448 2449 // Collected privileged system packages. 2450 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2451 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2452 | PackageParser.PARSE_IS_SYSTEM 2453 | PackageParser.PARSE_IS_SYSTEM_DIR 2454 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2455 2456 // Collect ordinary system packages. 2457 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2458 scanDirTracedLI(systemAppDir, mDefParseFlags 2459 | PackageParser.PARSE_IS_SYSTEM 2460 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2461 2462 // Collect all vendor packages. 2463 File vendorAppDir = new File("/vendor/app"); 2464 try { 2465 vendorAppDir = vendorAppDir.getCanonicalFile(); 2466 } catch (IOException e) { 2467 // failed to look up canonical path, continue with original one 2468 } 2469 scanDirTracedLI(vendorAppDir, mDefParseFlags 2470 | PackageParser.PARSE_IS_SYSTEM 2471 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2472 2473 // Collect all OEM packages. 2474 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2475 scanDirTracedLI(oemAppDir, mDefParseFlags 2476 | PackageParser.PARSE_IS_SYSTEM 2477 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2478 2479 // Prune any system packages that no longer exist. 2480 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2481 if (!mOnlyCore) { 2482 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2483 while (psit.hasNext()) { 2484 PackageSetting ps = psit.next(); 2485 2486 /* 2487 * If this is not a system app, it can't be a 2488 * disable system app. 2489 */ 2490 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2491 continue; 2492 } 2493 2494 /* 2495 * If the package is scanned, it's not erased. 2496 */ 2497 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2498 if (scannedPkg != null) { 2499 /* 2500 * If the system app is both scanned and in the 2501 * disabled packages list, then it must have been 2502 * added via OTA. Remove it from the currently 2503 * scanned package so the previously user-installed 2504 * application can be scanned. 2505 */ 2506 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2507 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2508 + ps.name + "; removing system app. Last known codePath=" 2509 + ps.codePathString + ", installStatus=" + ps.installStatus 2510 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2511 + scannedPkg.mVersionCode); 2512 removePackageLI(scannedPkg, true); 2513 mExpectingBetter.put(ps.name, ps.codePath); 2514 } 2515 2516 continue; 2517 } 2518 2519 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2520 psit.remove(); 2521 logCriticalInfo(Log.WARN, "System package " + ps.name 2522 + " no longer exists; it's data will be wiped"); 2523 // Actual deletion of code and data will be handled by later 2524 // reconciliation step 2525 } else { 2526 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2527 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2528 possiblyDeletedUpdatedSystemApps.add(ps.name); 2529 } 2530 } 2531 } 2532 } 2533 2534 //look for any incomplete package installations 2535 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2536 for (int i = 0; i < deletePkgsList.size(); i++) { 2537 // Actual deletion of code and data will be handled by later 2538 // reconciliation step 2539 final String packageName = deletePkgsList.get(i).name; 2540 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2541 synchronized (mPackages) { 2542 mSettings.removePackageLPw(packageName); 2543 } 2544 } 2545 2546 //delete tmp files 2547 deleteTempPackageFiles(); 2548 2549 // Remove any shared userIDs that have no associated packages 2550 mSettings.pruneSharedUsersLPw(); 2551 2552 if (!mOnlyCore) { 2553 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2554 SystemClock.uptimeMillis()); 2555 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2556 2557 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2558 | PackageParser.PARSE_FORWARD_LOCK, 2559 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2560 2561 /** 2562 * Remove disable package settings for any updated system 2563 * apps that were removed via an OTA. If they're not a 2564 * previously-updated app, remove them completely. 2565 * Otherwise, just revoke their system-level permissions. 2566 */ 2567 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2568 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2569 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2570 2571 String msg; 2572 if (deletedPkg == null) { 2573 msg = "Updated system package " + deletedAppName 2574 + " no longer exists; it's data will be wiped"; 2575 // Actual deletion of code and data will be handled by later 2576 // reconciliation step 2577 } else { 2578 msg = "Updated system app + " + deletedAppName 2579 + " no longer present; removing system privileges for " 2580 + deletedAppName; 2581 2582 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2583 2584 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2585 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2586 } 2587 logCriticalInfo(Log.WARN, msg); 2588 } 2589 2590 /** 2591 * Make sure all system apps that we expected to appear on 2592 * the userdata partition actually showed up. If they never 2593 * appeared, crawl back and revive the system version. 2594 */ 2595 for (int i = 0; i < mExpectingBetter.size(); i++) { 2596 final String packageName = mExpectingBetter.keyAt(i); 2597 if (!mPackages.containsKey(packageName)) { 2598 final File scanFile = mExpectingBetter.valueAt(i); 2599 2600 logCriticalInfo(Log.WARN, "Expected better " + packageName 2601 + " but never showed up; reverting to system"); 2602 2603 int reparseFlags = mDefParseFlags; 2604 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2605 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2606 | PackageParser.PARSE_IS_SYSTEM_DIR 2607 | PackageParser.PARSE_IS_PRIVILEGED; 2608 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2609 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2610 | PackageParser.PARSE_IS_SYSTEM_DIR; 2611 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2612 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2613 | PackageParser.PARSE_IS_SYSTEM_DIR; 2614 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2615 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2616 | PackageParser.PARSE_IS_SYSTEM_DIR; 2617 } else { 2618 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2619 continue; 2620 } 2621 2622 mSettings.enableSystemPackageLPw(packageName); 2623 2624 try { 2625 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2626 } catch (PackageManagerException e) { 2627 Slog.e(TAG, "Failed to parse original system package: " 2628 + e.getMessage()); 2629 } 2630 } 2631 } 2632 } 2633 mExpectingBetter.clear(); 2634 2635 // Resolve the storage manager. 2636 mStorageManagerPackage = getStorageManagerPackageName(); 2637 2638 // Resolve protected action filters. Only the setup wizard is allowed to 2639 // have a high priority filter for these actions. 2640 mSetupWizardPackage = getSetupWizardPackageName(); 2641 if (mProtectedFilters.size() > 0) { 2642 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2643 Slog.i(TAG, "No setup wizard;" 2644 + " All protected intents capped to priority 0"); 2645 } 2646 for (ActivityIntentInfo filter : mProtectedFilters) { 2647 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2648 if (DEBUG_FILTERS) { 2649 Slog.i(TAG, "Found setup wizard;" 2650 + " allow priority " + filter.getPriority() + ";" 2651 + " package: " + filter.activity.info.packageName 2652 + " activity: " + filter.activity.className 2653 + " priority: " + filter.getPriority()); 2654 } 2655 // skip setup wizard; allow it to keep the high priority filter 2656 continue; 2657 } 2658 Slog.w(TAG, "Protected action; cap priority to 0;" 2659 + " package: " + filter.activity.info.packageName 2660 + " activity: " + filter.activity.className 2661 + " origPrio: " + filter.getPriority()); 2662 filter.setPriority(0); 2663 } 2664 } 2665 mDeferProtectedFilters = false; 2666 mProtectedFilters.clear(); 2667 2668 // Now that we know all of the shared libraries, update all clients to have 2669 // the correct library paths. 2670 updateAllSharedLibrariesLPw(null); 2671 2672 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2673 // NOTE: We ignore potential failures here during a system scan (like 2674 // the rest of the commands above) because there's precious little we 2675 // can do about it. A settings error is reported, though. 2676 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2677 } 2678 2679 // Now that we know all the packages we are keeping, 2680 // read and update their last usage times. 2681 mPackageUsage.read(mPackages); 2682 mCompilerStats.read(); 2683 2684 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2685 SystemClock.uptimeMillis()); 2686 Slog.i(TAG, "Time to scan packages: " 2687 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2688 + " seconds"); 2689 2690 // If the platform SDK has changed since the last time we booted, 2691 // we need to re-grant app permission to catch any new ones that 2692 // appear. This is really a hack, and means that apps can in some 2693 // cases get permissions that the user didn't initially explicitly 2694 // allow... it would be nice to have some better way to handle 2695 // this situation. 2696 int updateFlags = UPDATE_PERMISSIONS_ALL; 2697 if (ver.sdkVersion != mSdkVersion) { 2698 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2699 + mSdkVersion + "; regranting permissions for internal storage"); 2700 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2701 } 2702 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2703 ver.sdkVersion = mSdkVersion; 2704 2705 // If this is the first boot or an update from pre-M, and it is a normal 2706 // boot, then we need to initialize the default preferred apps across 2707 // all defined users. 2708 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2709 for (UserInfo user : sUserManager.getUsers(true)) { 2710 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2711 applyFactoryDefaultBrowserLPw(user.id); 2712 primeDomainVerificationsLPw(user.id); 2713 } 2714 } 2715 2716 // Prepare storage for system user really early during boot, 2717 // since core system apps like SettingsProvider and SystemUI 2718 // can't wait for user to start 2719 final int storageFlags; 2720 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2721 storageFlags = StorageManager.FLAG_STORAGE_DE; 2722 } else { 2723 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2724 } 2725 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2726 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2727 true /* onlyCoreApps */); 2728 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2729 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "fixup"); 2730 try { 2731 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2732 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2733 } catch (InstallerException e) { 2734 Slog.w(TAG, "Trouble fixing GIDs", e); 2735 } 2736 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2737 2738 if (deferPackages == null || deferPackages.isEmpty()) { 2739 return; 2740 } 2741 int count = 0; 2742 for (String pkgName : deferPackages) { 2743 PackageParser.Package pkg = null; 2744 synchronized (mPackages) { 2745 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2746 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2747 pkg = ps.pkg; 2748 } 2749 } 2750 if (pkg != null) { 2751 synchronized (mInstallLock) { 2752 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2753 true /* maybeMigrateAppData */); 2754 } 2755 count++; 2756 } 2757 } 2758 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2759 }, "prepareAppData"); 2760 2761 // If this is first boot after an OTA, and a normal boot, then 2762 // we need to clear code cache directories. 2763 // Note that we do *not* clear the application profiles. These remain valid 2764 // across OTAs and are used to drive profile verification (post OTA) and 2765 // profile compilation (without waiting to collect a fresh set of profiles). 2766 if (mIsUpgrade && !onlyCore) { 2767 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2768 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2769 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2770 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2771 // No apps are running this early, so no need to freeze 2772 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2773 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2774 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2775 } 2776 } 2777 ver.fingerprint = Build.FINGERPRINT; 2778 } 2779 2780 checkDefaultBrowser(); 2781 2782 // clear only after permissions and other defaults have been updated 2783 mExistingSystemPackages.clear(); 2784 mPromoteSystemApps = false; 2785 2786 // All the changes are done during package scanning. 2787 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2788 2789 // can downgrade to reader 2790 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2791 mSettings.writeLPr(); 2792 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2793 2794 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2795 SystemClock.uptimeMillis()); 2796 2797 if (!mOnlyCore) { 2798 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2799 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2800 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2801 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2802 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2803 mIntentFilterVerifierComponent); 2804 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2805 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2806 SharedLibraryInfo.VERSION_UNDEFINED); 2807 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2808 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2809 SharedLibraryInfo.VERSION_UNDEFINED); 2810 } else { 2811 mRequiredVerifierPackage = null; 2812 mRequiredInstallerPackage = null; 2813 mRequiredUninstallerPackage = null; 2814 mIntentFilterVerifierComponent = null; 2815 mIntentFilterVerifier = null; 2816 mServicesSystemSharedLibraryPackageName = null; 2817 mSharedSystemSharedLibraryPackageName = null; 2818 } 2819 2820 mInstallerService = new PackageInstallerService(context, this); 2821 final Pair<ComponentName, String> instantAppResolverComponent = 2822 getInstantAppResolverLPr(); 2823 if (instantAppResolverComponent != null) { 2824 if (DEBUG_EPHEMERAL) { 2825 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 2826 } 2827 mInstantAppResolverConnection = new EphemeralResolverConnection( 2828 mContext, instantAppResolverComponent.first, 2829 instantAppResolverComponent.second); 2830 mInstantAppResolverSettingsComponent = 2831 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 2832 } else { 2833 mInstantAppResolverConnection = null; 2834 mInstantAppResolverSettingsComponent = null; 2835 } 2836 updateInstantAppInstallerLocked(null); 2837 2838 // Read and update the usage of dex files. 2839 // Do this at the end of PM init so that all the packages have their 2840 // data directory reconciled. 2841 // At this point we know the code paths of the packages, so we can validate 2842 // the disk file and build the internal cache. 2843 // The usage file is expected to be small so loading and verifying it 2844 // should take a fairly small time compare to the other activities (e.g. package 2845 // scanning). 2846 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2847 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2848 for (int userId : currentUserIds) { 2849 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2850 } 2851 mDexManager.load(userPackages); 2852 } // synchronized (mPackages) 2853 } // synchronized (mInstallLock) 2854 2855 // Now after opening every single application zip, make sure they 2856 // are all flushed. Not really needed, but keeps things nice and 2857 // tidy. 2858 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2859 Runtime.getRuntime().gc(); 2860 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2861 2862 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2863 FallbackCategoryProvider.loadFallbacks(); 2864 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2865 2866 // The initial scanning above does many calls into installd while 2867 // holding the mPackages lock, but we're mostly interested in yelling 2868 // once we have a booted system. 2869 mInstaller.setWarnIfHeld(mPackages); 2870 2871 // Expose private service for system components to use. 2872 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2873 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2874 } 2875 2876 private void updateInstantAppInstallerLocked(String modifiedPackage) { 2877 // we're only interested in updating the installer appliction when 1) it's not 2878 // already set or 2) the modified package is the installer 2879 if (mInstantAppInstallerActivity != null 2880 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 2881 .equals(modifiedPackage)) { 2882 return; 2883 } 2884 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 2885 } 2886 2887 private static File preparePackageParserCache(boolean isUpgrade) { 2888 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2889 return null; 2890 } 2891 2892 // Disable package parsing on eng builds to allow for faster incremental development. 2893 if ("eng".equals(Build.TYPE)) { 2894 return null; 2895 } 2896 2897 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2898 Slog.i(TAG, "Disabling package parser cache due to system property."); 2899 return null; 2900 } 2901 2902 // The base directory for the package parser cache lives under /data/system/. 2903 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2904 "package_cache"); 2905 if (cacheBaseDir == null) { 2906 return null; 2907 } 2908 2909 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2910 // This also serves to "GC" unused entries when the package cache version changes (which 2911 // can only happen during upgrades). 2912 if (isUpgrade) { 2913 FileUtils.deleteContents(cacheBaseDir); 2914 } 2915 2916 2917 // Return the versioned package cache directory. This is something like 2918 // "/data/system/package_cache/1" 2919 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2920 2921 // The following is a workaround to aid development on non-numbered userdebug 2922 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2923 // the system partition is newer. 2924 // 2925 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2926 // that starts with "eng." to signify that this is an engineering build and not 2927 // destined for release. 2928 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2929 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2930 2931 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2932 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2933 // in general and should not be used for production changes. In this specific case, 2934 // we know that they will work. 2935 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2936 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2937 FileUtils.deleteContents(cacheBaseDir); 2938 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2939 } 2940 } 2941 2942 return cacheDir; 2943 } 2944 2945 @Override 2946 public boolean isFirstBoot() { 2947 return mFirstBoot; 2948 } 2949 2950 @Override 2951 public boolean isOnlyCoreApps() { 2952 return mOnlyCore; 2953 } 2954 2955 @Override 2956 public boolean isUpgrade() { 2957 return mIsUpgrade; 2958 } 2959 2960 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2961 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2962 2963 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2964 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2965 UserHandle.USER_SYSTEM); 2966 if (matches.size() == 1) { 2967 return matches.get(0).getComponentInfo().packageName; 2968 } else if (matches.size() == 0) { 2969 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2970 return null; 2971 } 2972 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2973 } 2974 2975 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2976 synchronized (mPackages) { 2977 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2978 if (libraryEntry == null) { 2979 throw new IllegalStateException("Missing required shared library:" + name); 2980 } 2981 return libraryEntry.apk; 2982 } 2983 } 2984 2985 private @NonNull String getRequiredInstallerLPr() { 2986 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2987 intent.addCategory(Intent.CATEGORY_DEFAULT); 2988 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2989 2990 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2991 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2992 UserHandle.USER_SYSTEM); 2993 if (matches.size() == 1) { 2994 ResolveInfo resolveInfo = matches.get(0); 2995 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2996 throw new RuntimeException("The installer must be a privileged app"); 2997 } 2998 return matches.get(0).getComponentInfo().packageName; 2999 } else { 3000 throw new RuntimeException("There must be exactly one installer; found " + matches); 3001 } 3002 } 3003 3004 private @NonNull String getRequiredUninstallerLPr() { 3005 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3006 intent.addCategory(Intent.CATEGORY_DEFAULT); 3007 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3008 3009 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3010 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3011 UserHandle.USER_SYSTEM); 3012 if (resolveInfo == null || 3013 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3014 throw new RuntimeException("There must be exactly one uninstaller; found " 3015 + resolveInfo); 3016 } 3017 return resolveInfo.getComponentInfo().packageName; 3018 } 3019 3020 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3021 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3022 3023 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3024 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3025 UserHandle.USER_SYSTEM); 3026 ResolveInfo best = null; 3027 final int N = matches.size(); 3028 for (int i = 0; i < N; i++) { 3029 final ResolveInfo cur = matches.get(i); 3030 final String packageName = cur.getComponentInfo().packageName; 3031 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3032 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3033 continue; 3034 } 3035 3036 if (best == null || cur.priority > best.priority) { 3037 best = cur; 3038 } 3039 } 3040 3041 if (best != null) { 3042 return best.getComponentInfo().getComponentName(); 3043 } else { 3044 throw new RuntimeException("There must be at least one intent filter verifier"); 3045 } 3046 } 3047 3048 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3049 final String[] packageArray = 3050 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3051 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3052 if (DEBUG_EPHEMERAL) { 3053 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3054 } 3055 return null; 3056 } 3057 3058 final int callingUid = Binder.getCallingUid(); 3059 final int resolveFlags = 3060 MATCH_DIRECT_BOOT_AWARE 3061 | MATCH_DIRECT_BOOT_UNAWARE 3062 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3063 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3064 final Intent resolverIntent = new Intent(actionName); 3065 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3066 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3067 // temporarily look for the old action 3068 if (resolvers.size() == 0) { 3069 if (DEBUG_EPHEMERAL) { 3070 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3071 } 3072 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3073 resolverIntent.setAction(actionName); 3074 resolvers = queryIntentServicesInternal(resolverIntent, null, 3075 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3076 } 3077 final int N = resolvers.size(); 3078 if (N == 0) { 3079 if (DEBUG_EPHEMERAL) { 3080 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3081 } 3082 return null; 3083 } 3084 3085 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3086 for (int i = 0; i < N; i++) { 3087 final ResolveInfo info = resolvers.get(i); 3088 3089 if (info.serviceInfo == null) { 3090 continue; 3091 } 3092 3093 final String packageName = info.serviceInfo.packageName; 3094 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3095 if (DEBUG_EPHEMERAL) { 3096 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3097 + " pkg: " + packageName + ", info:" + info); 3098 } 3099 continue; 3100 } 3101 3102 if (DEBUG_EPHEMERAL) { 3103 Slog.v(TAG, "Ephemeral resolver found;" 3104 + " pkg: " + packageName + ", info:" + info); 3105 } 3106 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3107 } 3108 if (DEBUG_EPHEMERAL) { 3109 Slog.v(TAG, "Ephemeral resolver NOT found"); 3110 } 3111 return null; 3112 } 3113 3114 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3115 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3116 intent.addCategory(Intent.CATEGORY_DEFAULT); 3117 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3118 3119 final int resolveFlags = 3120 MATCH_DIRECT_BOOT_AWARE 3121 | MATCH_DIRECT_BOOT_UNAWARE 3122 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3123 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3124 resolveFlags, UserHandle.USER_SYSTEM); 3125 // temporarily look for the old action 3126 if (matches.isEmpty()) { 3127 if (DEBUG_EPHEMERAL) { 3128 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3129 } 3130 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3131 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3132 resolveFlags, UserHandle.USER_SYSTEM); 3133 } 3134 Iterator<ResolveInfo> iter = matches.iterator(); 3135 while (iter.hasNext()) { 3136 final ResolveInfo rInfo = iter.next(); 3137 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3138 if (ps != null) { 3139 final PermissionsState permissionsState = ps.getPermissionsState(); 3140 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3141 continue; 3142 } 3143 } 3144 iter.remove(); 3145 } 3146 if (matches.size() == 0) { 3147 return null; 3148 } else if (matches.size() == 1) { 3149 return (ActivityInfo) matches.get(0).getComponentInfo(); 3150 } else { 3151 throw new RuntimeException( 3152 "There must be at most one ephemeral installer; found " + matches); 3153 } 3154 } 3155 3156 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3157 @NonNull ComponentName resolver) { 3158 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3159 .addCategory(Intent.CATEGORY_DEFAULT) 3160 .setPackage(resolver.getPackageName()); 3161 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3162 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3163 UserHandle.USER_SYSTEM); 3164 // temporarily look for the old action 3165 if (matches.isEmpty()) { 3166 if (DEBUG_EPHEMERAL) { 3167 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3168 } 3169 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3170 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3171 UserHandle.USER_SYSTEM); 3172 } 3173 if (matches.isEmpty()) { 3174 return null; 3175 } 3176 return matches.get(0).getComponentInfo().getComponentName(); 3177 } 3178 3179 private void primeDomainVerificationsLPw(int userId) { 3180 if (DEBUG_DOMAIN_VERIFICATION) { 3181 Slog.d(TAG, "Priming domain verifications in user " + userId); 3182 } 3183 3184 SystemConfig systemConfig = SystemConfig.getInstance(); 3185 ArraySet<String> packages = systemConfig.getLinkedApps(); 3186 3187 for (String packageName : packages) { 3188 PackageParser.Package pkg = mPackages.get(packageName); 3189 if (pkg != null) { 3190 if (!pkg.isSystemApp()) { 3191 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3192 continue; 3193 } 3194 3195 ArraySet<String> domains = null; 3196 for (PackageParser.Activity a : pkg.activities) { 3197 for (ActivityIntentInfo filter : a.intents) { 3198 if (hasValidDomains(filter)) { 3199 if (domains == null) { 3200 domains = new ArraySet<String>(); 3201 } 3202 domains.addAll(filter.getHostsList()); 3203 } 3204 } 3205 } 3206 3207 if (domains != null && domains.size() > 0) { 3208 if (DEBUG_DOMAIN_VERIFICATION) { 3209 Slog.v(TAG, " + " + packageName); 3210 } 3211 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3212 // state w.r.t. the formal app-linkage "no verification attempted" state; 3213 // and then 'always' in the per-user state actually used for intent resolution. 3214 final IntentFilterVerificationInfo ivi; 3215 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3216 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3217 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3218 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3219 } else { 3220 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3221 + "' does not handle web links"); 3222 } 3223 } else { 3224 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3225 } 3226 } 3227 3228 scheduleWritePackageRestrictionsLocked(userId); 3229 scheduleWriteSettingsLocked(); 3230 } 3231 3232 private void applyFactoryDefaultBrowserLPw(int userId) { 3233 // The default browser app's package name is stored in a string resource, 3234 // with a product-specific overlay used for vendor customization. 3235 String browserPkg = mContext.getResources().getString( 3236 com.android.internal.R.string.default_browser); 3237 if (!TextUtils.isEmpty(browserPkg)) { 3238 // non-empty string => required to be a known package 3239 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3240 if (ps == null) { 3241 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3242 browserPkg = null; 3243 } else { 3244 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3245 } 3246 } 3247 3248 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3249 // default. If there's more than one, just leave everything alone. 3250 if (browserPkg == null) { 3251 calculateDefaultBrowserLPw(userId); 3252 } 3253 } 3254 3255 private void calculateDefaultBrowserLPw(int userId) { 3256 List<String> allBrowsers = resolveAllBrowserApps(userId); 3257 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3258 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3259 } 3260 3261 private List<String> resolveAllBrowserApps(int userId) { 3262 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3263 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3264 PackageManager.MATCH_ALL, userId); 3265 3266 final int count = list.size(); 3267 List<String> result = new ArrayList<String>(count); 3268 for (int i=0; i<count; i++) { 3269 ResolveInfo info = list.get(i); 3270 if (info.activityInfo == null 3271 || !info.handleAllWebDataURI 3272 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3273 || result.contains(info.activityInfo.packageName)) { 3274 continue; 3275 } 3276 result.add(info.activityInfo.packageName); 3277 } 3278 3279 return result; 3280 } 3281 3282 private boolean packageIsBrowser(String packageName, int userId) { 3283 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3284 PackageManager.MATCH_ALL, userId); 3285 final int N = list.size(); 3286 for (int i = 0; i < N; i++) { 3287 ResolveInfo info = list.get(i); 3288 if (packageName.equals(info.activityInfo.packageName)) { 3289 return true; 3290 } 3291 } 3292 return false; 3293 } 3294 3295 private void checkDefaultBrowser() { 3296 final int myUserId = UserHandle.myUserId(); 3297 final String packageName = getDefaultBrowserPackageName(myUserId); 3298 if (packageName != null) { 3299 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3300 if (info == null) { 3301 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3302 synchronized (mPackages) { 3303 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3304 } 3305 } 3306 } 3307 } 3308 3309 @Override 3310 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3311 throws RemoteException { 3312 try { 3313 return super.onTransact(code, data, reply, flags); 3314 } catch (RuntimeException e) { 3315 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3316 Slog.wtf(TAG, "Package Manager Crash", e); 3317 } 3318 throw e; 3319 } 3320 } 3321 3322 static int[] appendInts(int[] cur, int[] add) { 3323 if (add == null) return cur; 3324 if (cur == null) return add; 3325 final int N = add.length; 3326 for (int i=0; i<N; i++) { 3327 cur = appendInt(cur, add[i]); 3328 } 3329 return cur; 3330 } 3331 3332 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3333 if (!sUserManager.exists(userId)) return null; 3334 if (ps == null) { 3335 return null; 3336 } 3337 final PackageParser.Package p = ps.pkg; 3338 if (p == null) { 3339 return null; 3340 } 3341 // Filter out ephemeral app metadata: 3342 // * The system/shell/root can see metadata for any app 3343 // * An installed app can see metadata for 1) other installed apps 3344 // and 2) ephemeral apps that have explicitly interacted with it 3345 // * Ephemeral apps can only see their own data and exposed installed apps 3346 // * Holding a signature permission allows seeing instant apps 3347 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3348 if (callingAppId != Process.SYSTEM_UID 3349 && callingAppId != Process.SHELL_UID 3350 && callingAppId != Process.ROOT_UID 3351 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3352 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3353 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3354 if (instantAppPackageName != null) { 3355 // ephemeral apps can only get information on themselves or 3356 // installed apps that are exposed. 3357 if (!instantAppPackageName.equals(p.packageName) 3358 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3359 return null; 3360 } 3361 } else { 3362 if (ps.getInstantApp(userId)) { 3363 // only get access to the ephemeral app if we've been granted access 3364 if (!mInstantAppRegistry.isInstantAccessGranted( 3365 userId, callingAppId, ps.appId)) { 3366 return null; 3367 } 3368 } 3369 } 3370 } 3371 3372 final PermissionsState permissionsState = ps.getPermissionsState(); 3373 3374 // Compute GIDs only if requested 3375 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3376 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3377 // Compute granted permissions only if package has requested permissions 3378 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3379 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3380 final PackageUserState state = ps.readUserState(userId); 3381 3382 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3383 && ps.isSystem()) { 3384 flags |= MATCH_ANY_USER; 3385 } 3386 3387 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3388 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3389 3390 if (packageInfo == null) { 3391 return null; 3392 } 3393 3394 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3395 3396 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3397 resolveExternalPackageNameLPr(p); 3398 3399 return packageInfo; 3400 } 3401 3402 @Override 3403 public void checkPackageStartable(String packageName, int userId) { 3404 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3405 3406 synchronized (mPackages) { 3407 final PackageSetting ps = mSettings.mPackages.get(packageName); 3408 if (ps == null) { 3409 throw new SecurityException("Package " + packageName + " was not found!"); 3410 } 3411 3412 if (!ps.getInstalled(userId)) { 3413 throw new SecurityException( 3414 "Package " + packageName + " was not installed for user " + userId + "!"); 3415 } 3416 3417 if (mSafeMode && !ps.isSystem()) { 3418 throw new SecurityException("Package " + packageName + " not a system app!"); 3419 } 3420 3421 if (mFrozenPackages.contains(packageName)) { 3422 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3423 } 3424 3425 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3426 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3427 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3428 } 3429 } 3430 } 3431 3432 @Override 3433 public boolean isPackageAvailable(String packageName, int userId) { 3434 if (!sUserManager.exists(userId)) return false; 3435 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3436 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3437 synchronized (mPackages) { 3438 PackageParser.Package p = mPackages.get(packageName); 3439 if (p != null) { 3440 final PackageSetting ps = (PackageSetting) p.mExtras; 3441 if (ps != null) { 3442 final PackageUserState state = ps.readUserState(userId); 3443 if (state != null) { 3444 return PackageParser.isAvailable(state); 3445 } 3446 } 3447 } 3448 } 3449 return false; 3450 } 3451 3452 @Override 3453 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3454 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3455 flags, userId); 3456 } 3457 3458 @Override 3459 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3460 int flags, int userId) { 3461 return getPackageInfoInternal(versionedPackage.getPackageName(), 3462 // TODO: We will change version code to long, so in the new API it is long 3463 (int) versionedPackage.getVersionCode(), flags, userId); 3464 } 3465 3466 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3467 int flags, int userId) { 3468 if (!sUserManager.exists(userId)) return null; 3469 flags = updateFlagsForPackage(flags, userId, packageName); 3470 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3471 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3472 3473 // reader 3474 synchronized (mPackages) { 3475 // Normalize package name to handle renamed packages and static libs 3476 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3477 3478 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3479 if (matchFactoryOnly) { 3480 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3481 if (ps != null) { 3482 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3483 return null; 3484 } 3485 return generatePackageInfo(ps, flags, userId); 3486 } 3487 } 3488 3489 PackageParser.Package p = mPackages.get(packageName); 3490 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3491 return null; 3492 } 3493 if (DEBUG_PACKAGE_INFO) 3494 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3495 if (p != null) { 3496 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3497 Binder.getCallingUid(), userId)) { 3498 return null; 3499 } 3500 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3501 } 3502 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3503 final PackageSetting ps = mSettings.mPackages.get(packageName); 3504 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3505 return null; 3506 } 3507 return generatePackageInfo(ps, flags, userId); 3508 } 3509 } 3510 return null; 3511 } 3512 3513 3514 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3515 // System/shell/root get to see all static libs 3516 final int appId = UserHandle.getAppId(uid); 3517 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3518 || appId == Process.ROOT_UID) { 3519 return false; 3520 } 3521 3522 // No package means no static lib as it is always on internal storage 3523 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3524 return false; 3525 } 3526 3527 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3528 ps.pkg.staticSharedLibVersion); 3529 if (libEntry == null) { 3530 return false; 3531 } 3532 3533 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3534 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3535 if (uidPackageNames == null) { 3536 return true; 3537 } 3538 3539 for (String uidPackageName : uidPackageNames) { 3540 if (ps.name.equals(uidPackageName)) { 3541 return false; 3542 } 3543 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3544 if (uidPs != null) { 3545 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3546 libEntry.info.getName()); 3547 if (index < 0) { 3548 continue; 3549 } 3550 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3551 return false; 3552 } 3553 } 3554 } 3555 return true; 3556 } 3557 3558 @Override 3559 public String[] currentToCanonicalPackageNames(String[] names) { 3560 String[] out = new String[names.length]; 3561 // reader 3562 synchronized (mPackages) { 3563 for (int i=names.length-1; i>=0; i--) { 3564 PackageSetting ps = mSettings.mPackages.get(names[i]); 3565 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3566 } 3567 } 3568 return out; 3569 } 3570 3571 @Override 3572 public String[] canonicalToCurrentPackageNames(String[] names) { 3573 String[] out = new String[names.length]; 3574 // reader 3575 synchronized (mPackages) { 3576 for (int i=names.length-1; i>=0; i--) { 3577 String cur = mSettings.getRenamedPackageLPr(names[i]); 3578 out[i] = cur != null ? cur : names[i]; 3579 } 3580 } 3581 return out; 3582 } 3583 3584 @Override 3585 public int getPackageUid(String packageName, int flags, int userId) { 3586 if (!sUserManager.exists(userId)) return -1; 3587 flags = updateFlagsForPackage(flags, userId, packageName); 3588 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3589 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3590 3591 // reader 3592 synchronized (mPackages) { 3593 final PackageParser.Package p = mPackages.get(packageName); 3594 if (p != null && p.isMatch(flags)) { 3595 return UserHandle.getUid(userId, p.applicationInfo.uid); 3596 } 3597 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3598 final PackageSetting ps = mSettings.mPackages.get(packageName); 3599 if (ps != null && ps.isMatch(flags)) { 3600 return UserHandle.getUid(userId, ps.appId); 3601 } 3602 } 3603 } 3604 3605 return -1; 3606 } 3607 3608 @Override 3609 public int[] getPackageGids(String packageName, int flags, int userId) { 3610 if (!sUserManager.exists(userId)) return null; 3611 flags = updateFlagsForPackage(flags, userId, packageName); 3612 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3613 false /* requireFullPermission */, false /* checkShell */, 3614 "getPackageGids"); 3615 3616 // reader 3617 synchronized (mPackages) { 3618 final PackageParser.Package p = mPackages.get(packageName); 3619 if (p != null && p.isMatch(flags)) { 3620 PackageSetting ps = (PackageSetting) p.mExtras; 3621 // TODO: Shouldn't this be checking for package installed state for userId and 3622 // return null? 3623 return ps.getPermissionsState().computeGids(userId); 3624 } 3625 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3626 final PackageSetting ps = mSettings.mPackages.get(packageName); 3627 if (ps != null && ps.isMatch(flags)) { 3628 return ps.getPermissionsState().computeGids(userId); 3629 } 3630 } 3631 } 3632 3633 return null; 3634 } 3635 3636 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3637 if (bp.perm != null) { 3638 return PackageParser.generatePermissionInfo(bp.perm, flags); 3639 } 3640 PermissionInfo pi = new PermissionInfo(); 3641 pi.name = bp.name; 3642 pi.packageName = bp.sourcePackage; 3643 pi.nonLocalizedLabel = bp.name; 3644 pi.protectionLevel = bp.protectionLevel; 3645 return pi; 3646 } 3647 3648 @Override 3649 public PermissionInfo getPermissionInfo(String name, int flags) { 3650 // reader 3651 synchronized (mPackages) { 3652 final BasePermission p = mSettings.mPermissions.get(name); 3653 if (p != null) { 3654 return generatePermissionInfo(p, flags); 3655 } 3656 return null; 3657 } 3658 } 3659 3660 @Override 3661 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3662 int flags) { 3663 // reader 3664 synchronized (mPackages) { 3665 if (group != null && !mPermissionGroups.containsKey(group)) { 3666 // This is thrown as NameNotFoundException 3667 return null; 3668 } 3669 3670 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3671 for (BasePermission p : mSettings.mPermissions.values()) { 3672 if (group == null) { 3673 if (p.perm == null || p.perm.info.group == null) { 3674 out.add(generatePermissionInfo(p, flags)); 3675 } 3676 } else { 3677 if (p.perm != null && group.equals(p.perm.info.group)) { 3678 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3679 } 3680 } 3681 } 3682 return new ParceledListSlice<>(out); 3683 } 3684 } 3685 3686 @Override 3687 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3688 // reader 3689 synchronized (mPackages) { 3690 return PackageParser.generatePermissionGroupInfo( 3691 mPermissionGroups.get(name), flags); 3692 } 3693 } 3694 3695 @Override 3696 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3697 // reader 3698 synchronized (mPackages) { 3699 final int N = mPermissionGroups.size(); 3700 ArrayList<PermissionGroupInfo> out 3701 = new ArrayList<PermissionGroupInfo>(N); 3702 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3703 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3704 } 3705 return new ParceledListSlice<>(out); 3706 } 3707 } 3708 3709 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3710 int uid, int userId) { 3711 if (!sUserManager.exists(userId)) return null; 3712 PackageSetting ps = mSettings.mPackages.get(packageName); 3713 if (ps != null) { 3714 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3715 return null; 3716 } 3717 if (ps.pkg == null) { 3718 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3719 if (pInfo != null) { 3720 return pInfo.applicationInfo; 3721 } 3722 return null; 3723 } 3724 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3725 ps.readUserState(userId), userId); 3726 if (ai != null) { 3727 rebaseEnabledOverlays(ai, userId); 3728 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3729 } 3730 return ai; 3731 } 3732 return null; 3733 } 3734 3735 @Override 3736 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3737 if (!sUserManager.exists(userId)) return null; 3738 flags = updateFlagsForApplication(flags, userId, packageName); 3739 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3740 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3741 3742 // writer 3743 synchronized (mPackages) { 3744 // Normalize package name to handle renamed packages and static libs 3745 packageName = resolveInternalPackageNameLPr(packageName, 3746 PackageManager.VERSION_CODE_HIGHEST); 3747 3748 PackageParser.Package p = mPackages.get(packageName); 3749 if (DEBUG_PACKAGE_INFO) Log.v( 3750 TAG, "getApplicationInfo " + packageName 3751 + ": " + p); 3752 if (p != null) { 3753 PackageSetting ps = mSettings.mPackages.get(packageName); 3754 if (ps == null) return null; 3755 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3756 return null; 3757 } 3758 // Note: isEnabledLP() does not apply here - always return info 3759 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3760 p, flags, ps.readUserState(userId), userId); 3761 if (ai != null) { 3762 rebaseEnabledOverlays(ai, userId); 3763 ai.packageName = resolveExternalPackageNameLPr(p); 3764 } 3765 return ai; 3766 } 3767 if ("android".equals(packageName)||"system".equals(packageName)) { 3768 return mAndroidApplication; 3769 } 3770 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3771 // Already generates the external package name 3772 return generateApplicationInfoFromSettingsLPw(packageName, 3773 Binder.getCallingUid(), flags, userId); 3774 } 3775 } 3776 return null; 3777 } 3778 3779 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3780 List<String> paths = new ArrayList<>(); 3781 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3782 mEnabledOverlayPaths.get(userId); 3783 if (userSpecificOverlays != null) { 3784 if (!"android".equals(ai.packageName)) { 3785 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3786 if (frameworkOverlays != null) { 3787 paths.addAll(frameworkOverlays); 3788 } 3789 } 3790 3791 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3792 if (appOverlays != null) { 3793 paths.addAll(appOverlays); 3794 } 3795 } 3796 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3797 } 3798 3799 private String normalizePackageNameLPr(String packageName) { 3800 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3801 return normalizedPackageName != null ? normalizedPackageName : packageName; 3802 } 3803 3804 @Override 3805 public void deletePreloadsFileCache() { 3806 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3807 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3808 } 3809 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3810 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3811 FileUtils.deleteContents(dir); 3812 } 3813 3814 @Override 3815 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3816 final IPackageDataObserver observer) { 3817 mContext.enforceCallingOrSelfPermission( 3818 android.Manifest.permission.CLEAR_APP_CACHE, null); 3819 mHandler.post(() -> { 3820 boolean success = false; 3821 try { 3822 freeStorage(volumeUuid, freeStorageSize, 0); 3823 success = true; 3824 } catch (IOException e) { 3825 Slog.w(TAG, e); 3826 } 3827 if (observer != null) { 3828 try { 3829 observer.onRemoveCompleted(null, success); 3830 } catch (RemoteException e) { 3831 Slog.w(TAG, e); 3832 } 3833 } 3834 }); 3835 } 3836 3837 @Override 3838 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3839 final IntentSender pi) { 3840 mContext.enforceCallingOrSelfPermission( 3841 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3842 mHandler.post(() -> { 3843 boolean success = false; 3844 try { 3845 freeStorage(volumeUuid, freeStorageSize, 0); 3846 success = true; 3847 } catch (IOException e) { 3848 Slog.w(TAG, e); 3849 } 3850 if (pi != null) { 3851 try { 3852 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3853 } catch (SendIntentException e) { 3854 Slog.w(TAG, e); 3855 } 3856 } 3857 }); 3858 } 3859 3860 /** 3861 * Blocking call to clear various types of cached data across the system 3862 * until the requested bytes are available. 3863 */ 3864 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3865 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3866 final File file = storage.findPathForUuid(volumeUuid); 3867 if (file.getUsableSpace() >= bytes) return; 3868 3869 if (ENABLE_FREE_CACHE_V2) { 3870 final boolean aggressive = (storageFlags 3871 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3872 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 3873 volumeUuid); 3874 3875 // 1. Pre-flight to determine if we have any chance to succeed 3876 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3877 if (internalVolume && (aggressive || SystemProperties 3878 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 3879 deletePreloadsFileCache(); 3880 if (file.getUsableSpace() >= bytes) return; 3881 } 3882 3883 // 3. Consider parsed APK data (aggressive only) 3884 if (internalVolume && aggressive) { 3885 FileUtils.deleteContents(mCacheDir); 3886 if (file.getUsableSpace() >= bytes) return; 3887 } 3888 3889 // 4. Consider cached app data (above quotas) 3890 try { 3891 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3892 } catch (InstallerException ignored) { 3893 } 3894 if (file.getUsableSpace() >= bytes) return; 3895 3896 // 5. Consider shared libraries with refcount=0 and age>2h 3897 // 6. Consider dexopt output (aggressive only) 3898 // 7. Consider ephemeral apps not used in last week 3899 3900 // 8. Consider cached app data (below quotas) 3901 try { 3902 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3903 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3904 } catch (InstallerException ignored) { 3905 } 3906 if (file.getUsableSpace() >= bytes) return; 3907 3908 // 9. Consider DropBox entries 3909 // 10. Consider ephemeral cookies 3910 3911 } else { 3912 try { 3913 mInstaller.freeCache(volumeUuid, bytes, 0); 3914 } catch (InstallerException ignored) { 3915 } 3916 if (file.getUsableSpace() >= bytes) return; 3917 } 3918 3919 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3920 } 3921 3922 /** 3923 * Update given flags based on encryption status of current user. 3924 */ 3925 private int updateFlags(int flags, int userId) { 3926 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3927 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3928 // Caller expressed an explicit opinion about what encryption 3929 // aware/unaware components they want to see, so fall through and 3930 // give them what they want 3931 } else { 3932 // Caller expressed no opinion, so match based on user state 3933 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3934 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3935 } else { 3936 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3937 } 3938 } 3939 return flags; 3940 } 3941 3942 private UserManagerInternal getUserManagerInternal() { 3943 if (mUserManagerInternal == null) { 3944 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3945 } 3946 return mUserManagerInternal; 3947 } 3948 3949 private DeviceIdleController.LocalService getDeviceIdleController() { 3950 if (mDeviceIdleController == null) { 3951 mDeviceIdleController = 3952 LocalServices.getService(DeviceIdleController.LocalService.class); 3953 } 3954 return mDeviceIdleController; 3955 } 3956 3957 /** 3958 * Update given flags when being used to request {@link PackageInfo}. 3959 */ 3960 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3961 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3962 boolean triaged = true; 3963 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3964 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3965 // Caller is asking for component details, so they'd better be 3966 // asking for specific encryption matching behavior, or be triaged 3967 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3968 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3969 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3970 triaged = false; 3971 } 3972 } 3973 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3974 | PackageManager.MATCH_SYSTEM_ONLY 3975 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3976 triaged = false; 3977 } 3978 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3979 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3980 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3981 + Debug.getCallers(5)); 3982 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3983 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3984 // If the caller wants all packages and has a restricted profile associated with it, 3985 // then match all users. This is to make sure that launchers that need to access work 3986 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3987 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3988 flags |= PackageManager.MATCH_ANY_USER; 3989 } 3990 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3991 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3992 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3993 } 3994 return updateFlags(flags, userId); 3995 } 3996 3997 /** 3998 * Update given flags when being used to request {@link ApplicationInfo}. 3999 */ 4000 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4001 return updateFlagsForPackage(flags, userId, cookie); 4002 } 4003 4004 /** 4005 * Update given flags when being used to request {@link ComponentInfo}. 4006 */ 4007 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4008 if (cookie instanceof Intent) { 4009 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4010 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4011 } 4012 } 4013 4014 boolean triaged = true; 4015 // Caller is asking for component details, so they'd better be 4016 // asking for specific encryption matching behavior, or be triaged 4017 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4018 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4019 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4020 triaged = false; 4021 } 4022 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4023 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4024 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4025 } 4026 4027 return updateFlags(flags, userId); 4028 } 4029 4030 /** 4031 * Update given intent when being used to request {@link ResolveInfo}. 4032 */ 4033 private Intent updateIntentForResolve(Intent intent) { 4034 if (intent.getSelector() != null) { 4035 intent = intent.getSelector(); 4036 } 4037 if (DEBUG_PREFERRED) { 4038 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4039 } 4040 return intent; 4041 } 4042 4043 /** 4044 * Update given flags when being used to request {@link ResolveInfo}. 4045 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4046 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4047 * flag set. However, this flag is only honoured in three circumstances: 4048 * <ul> 4049 * <li>when called from a system process</li> 4050 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4051 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4052 * action and a {@code android.intent.category.BROWSABLE} category</li> 4053 * </ul> 4054 */ 4055 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4056 boolean includeInstantApps) { 4057 // Safe mode means we shouldn't match any third-party components 4058 if (mSafeMode) { 4059 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4060 } 4061 if (getInstantAppPackageName(callingUid) != null) { 4062 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4063 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4064 flags |= PackageManager.MATCH_INSTANT; 4065 } else { 4066 // Otherwise, prevent leaking ephemeral components 4067 final boolean isSpecialProcess = 4068 callingUid == Process.SYSTEM_UID 4069 || callingUid == Process.SHELL_UID 4070 || callingUid == 0; 4071 final boolean allowMatchInstant = 4072 (includeInstantApps 4073 && Intent.ACTION_VIEW.equals(intent.getAction()) 4074 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4075 && hasWebURI(intent)) 4076 || isSpecialProcess 4077 || mContext.checkCallingOrSelfPermission( 4078 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4079 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4080 if (!allowMatchInstant) { 4081 flags &= ~PackageManager.MATCH_INSTANT; 4082 } 4083 } 4084 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4085 } 4086 4087 private ActivityInfo generateActivityInfo(ActivityInfo ai, int flags, PackageUserState state, 4088 int userId) { 4089 ActivityInfo ret = PackageParser.generateActivityInfo(ai, flags, state, userId); 4090 if (ret != null) { 4091 rebaseEnabledOverlays(ret.applicationInfo, userId); 4092 } 4093 return ret; 4094 } 4095 4096 private ActivityInfo generateActivityInfo(PackageParser.Activity a, int flags, 4097 PackageUserState state, int userId) { 4098 ActivityInfo ai = PackageParser.generateActivityInfo(a, flags, state, userId); 4099 if (ai != null) { 4100 rebaseEnabledOverlays(ai.applicationInfo, userId); 4101 } 4102 return ai; 4103 } 4104 4105 @Override 4106 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4107 if (!sUserManager.exists(userId)) return null; 4108 flags = updateFlagsForComponent(flags, userId, component); 4109 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4110 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4111 synchronized (mPackages) { 4112 PackageParser.Activity a = mActivities.mActivities.get(component); 4113 4114 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4115 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4116 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4117 if (ps == null) return null; 4118 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4119 } 4120 if (mResolveComponentName.equals(component)) { 4121 return generateActivityInfo(mResolveActivity, flags, new PackageUserState(), 4122 userId); 4123 } 4124 } 4125 return null; 4126 } 4127 4128 @Override 4129 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4130 String resolvedType) { 4131 synchronized (mPackages) { 4132 if (component.equals(mResolveComponentName)) { 4133 // The resolver supports EVERYTHING! 4134 return true; 4135 } 4136 PackageParser.Activity a = mActivities.mActivities.get(component); 4137 if (a == null) { 4138 return false; 4139 } 4140 for (int i=0; i<a.intents.size(); i++) { 4141 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4142 intent.getData(), intent.getCategories(), TAG) >= 0) { 4143 return true; 4144 } 4145 } 4146 return false; 4147 } 4148 } 4149 4150 @Override 4151 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4152 if (!sUserManager.exists(userId)) return null; 4153 flags = updateFlagsForComponent(flags, userId, component); 4154 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4155 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4156 synchronized (mPackages) { 4157 PackageParser.Activity a = mReceivers.mActivities.get(component); 4158 if (DEBUG_PACKAGE_INFO) Log.v( 4159 TAG, "getReceiverInfo " + component + ": " + a); 4160 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4161 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4162 if (ps == null) return null; 4163 return generateActivityInfo(a, flags, ps.readUserState(userId), userId); 4164 } 4165 } 4166 return null; 4167 } 4168 4169 @Override 4170 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4171 if (!sUserManager.exists(userId)) return null; 4172 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4173 4174 flags = updateFlagsForPackage(flags, userId, null); 4175 4176 final boolean canSeeStaticLibraries = 4177 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4178 == PERMISSION_GRANTED 4179 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4180 == PERMISSION_GRANTED 4181 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4182 == PERMISSION_GRANTED 4183 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4184 == PERMISSION_GRANTED; 4185 4186 synchronized (mPackages) { 4187 List<SharedLibraryInfo> result = null; 4188 4189 final int libCount = mSharedLibraries.size(); 4190 for (int i = 0; i < libCount; i++) { 4191 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4192 if (versionedLib == null) { 4193 continue; 4194 } 4195 4196 final int versionCount = versionedLib.size(); 4197 for (int j = 0; j < versionCount; j++) { 4198 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4199 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4200 break; 4201 } 4202 final long identity = Binder.clearCallingIdentity(); 4203 try { 4204 // TODO: We will change version code to long, so in the new API it is long 4205 PackageInfo packageInfo = getPackageInfoVersioned( 4206 libInfo.getDeclaringPackage(), flags, userId); 4207 if (packageInfo == null) { 4208 continue; 4209 } 4210 } finally { 4211 Binder.restoreCallingIdentity(identity); 4212 } 4213 4214 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4215 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4216 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4217 4218 if (result == null) { 4219 result = new ArrayList<>(); 4220 } 4221 result.add(resLibInfo); 4222 } 4223 } 4224 4225 return result != null ? new ParceledListSlice<>(result) : null; 4226 } 4227 } 4228 4229 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4230 SharedLibraryInfo libInfo, int flags, int userId) { 4231 List<VersionedPackage> versionedPackages = null; 4232 final int packageCount = mSettings.mPackages.size(); 4233 for (int i = 0; i < packageCount; i++) { 4234 PackageSetting ps = mSettings.mPackages.valueAt(i); 4235 4236 if (ps == null) { 4237 continue; 4238 } 4239 4240 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4241 continue; 4242 } 4243 4244 final String libName = libInfo.getName(); 4245 if (libInfo.isStatic()) { 4246 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4247 if (libIdx < 0) { 4248 continue; 4249 } 4250 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4251 continue; 4252 } 4253 if (versionedPackages == null) { 4254 versionedPackages = new ArrayList<>(); 4255 } 4256 // If the dependent is a static shared lib, use the public package name 4257 String dependentPackageName = ps.name; 4258 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4259 dependentPackageName = ps.pkg.manifestPackageName; 4260 } 4261 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4262 } else if (ps.pkg != null) { 4263 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4264 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4265 if (versionedPackages == null) { 4266 versionedPackages = new ArrayList<>(); 4267 } 4268 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4269 } 4270 } 4271 } 4272 4273 return versionedPackages; 4274 } 4275 4276 @Override 4277 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4278 if (!sUserManager.exists(userId)) return null; 4279 flags = updateFlagsForComponent(flags, userId, component); 4280 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4281 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4282 synchronized (mPackages) { 4283 PackageParser.Service s = mServices.mServices.get(component); 4284 if (DEBUG_PACKAGE_INFO) Log.v( 4285 TAG, "getServiceInfo " + component + ": " + s); 4286 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4287 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4288 if (ps == null) return null; 4289 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4290 ps.readUserState(userId), userId); 4291 if (si != null) { 4292 rebaseEnabledOverlays(si.applicationInfo, userId); 4293 } 4294 return si; 4295 } 4296 } 4297 return null; 4298 } 4299 4300 @Override 4301 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4302 if (!sUserManager.exists(userId)) return null; 4303 flags = updateFlagsForComponent(flags, userId, component); 4304 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4305 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4306 synchronized (mPackages) { 4307 PackageParser.Provider p = mProviders.mProviders.get(component); 4308 if (DEBUG_PACKAGE_INFO) Log.v( 4309 TAG, "getProviderInfo " + component + ": " + p); 4310 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4311 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4312 if (ps == null) return null; 4313 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4314 ps.readUserState(userId), userId); 4315 if (pi != null) { 4316 rebaseEnabledOverlays(pi.applicationInfo, userId); 4317 } 4318 return pi; 4319 } 4320 } 4321 return null; 4322 } 4323 4324 @Override 4325 public String[] getSystemSharedLibraryNames() { 4326 synchronized (mPackages) { 4327 Set<String> libs = null; 4328 final int libCount = mSharedLibraries.size(); 4329 for (int i = 0; i < libCount; i++) { 4330 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4331 if (versionedLib == null) { 4332 continue; 4333 } 4334 final int versionCount = versionedLib.size(); 4335 for (int j = 0; j < versionCount; j++) { 4336 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4337 if (!libEntry.info.isStatic()) { 4338 if (libs == null) { 4339 libs = new ArraySet<>(); 4340 } 4341 libs.add(libEntry.info.getName()); 4342 break; 4343 } 4344 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4345 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4346 UserHandle.getUserId(Binder.getCallingUid()))) { 4347 if (libs == null) { 4348 libs = new ArraySet<>(); 4349 } 4350 libs.add(libEntry.info.getName()); 4351 break; 4352 } 4353 } 4354 } 4355 4356 if (libs != null) { 4357 String[] libsArray = new String[libs.size()]; 4358 libs.toArray(libsArray); 4359 return libsArray; 4360 } 4361 4362 return null; 4363 } 4364 } 4365 4366 @Override 4367 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4368 synchronized (mPackages) { 4369 return mServicesSystemSharedLibraryPackageName; 4370 } 4371 } 4372 4373 @Override 4374 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4375 synchronized (mPackages) { 4376 return mSharedSystemSharedLibraryPackageName; 4377 } 4378 } 4379 4380 private void updateSequenceNumberLP(String packageName, int[] userList) { 4381 for (int i = userList.length - 1; i >= 0; --i) { 4382 final int userId = userList[i]; 4383 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4384 if (changedPackages == null) { 4385 changedPackages = new SparseArray<>(); 4386 mChangedPackages.put(userId, changedPackages); 4387 } 4388 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4389 if (sequenceNumbers == null) { 4390 sequenceNumbers = new HashMap<>(); 4391 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4392 } 4393 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4394 if (sequenceNumber != null) { 4395 changedPackages.remove(sequenceNumber); 4396 } 4397 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4398 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4399 } 4400 mChangedPackagesSequenceNumber++; 4401 } 4402 4403 @Override 4404 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4405 synchronized (mPackages) { 4406 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4407 return null; 4408 } 4409 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4410 if (changedPackages == null) { 4411 return null; 4412 } 4413 final List<String> packageNames = 4414 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4415 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4416 final String packageName = changedPackages.get(i); 4417 if (packageName != null) { 4418 packageNames.add(packageName); 4419 } 4420 } 4421 return packageNames.isEmpty() 4422 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4423 } 4424 } 4425 4426 @Override 4427 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4428 ArrayList<FeatureInfo> res; 4429 synchronized (mAvailableFeatures) { 4430 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4431 res.addAll(mAvailableFeatures.values()); 4432 } 4433 final FeatureInfo fi = new FeatureInfo(); 4434 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4435 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4436 res.add(fi); 4437 4438 return new ParceledListSlice<>(res); 4439 } 4440 4441 @Override 4442 public boolean hasSystemFeature(String name, int version) { 4443 synchronized (mAvailableFeatures) { 4444 final FeatureInfo feat = mAvailableFeatures.get(name); 4445 if (feat == null) { 4446 return false; 4447 } else { 4448 return feat.version >= version; 4449 } 4450 } 4451 } 4452 4453 @Override 4454 public int checkPermission(String permName, String pkgName, int userId) { 4455 if (!sUserManager.exists(userId)) { 4456 return PackageManager.PERMISSION_DENIED; 4457 } 4458 4459 synchronized (mPackages) { 4460 final PackageParser.Package p = mPackages.get(pkgName); 4461 if (p != null && p.mExtras != null) { 4462 final PackageSetting ps = (PackageSetting) p.mExtras; 4463 final PermissionsState permissionsState = ps.getPermissionsState(); 4464 if (permissionsState.hasPermission(permName, userId)) { 4465 return PackageManager.PERMISSION_GRANTED; 4466 } 4467 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4468 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4469 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4470 return PackageManager.PERMISSION_GRANTED; 4471 } 4472 } 4473 } 4474 4475 return PackageManager.PERMISSION_DENIED; 4476 } 4477 4478 @Override 4479 public int checkUidPermission(String permName, int uid) { 4480 final int userId = UserHandle.getUserId(uid); 4481 4482 if (!sUserManager.exists(userId)) { 4483 return PackageManager.PERMISSION_DENIED; 4484 } 4485 4486 synchronized (mPackages) { 4487 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4488 if (obj != null) { 4489 final SettingBase ps = (SettingBase) obj; 4490 final PermissionsState permissionsState = ps.getPermissionsState(); 4491 if (permissionsState.hasPermission(permName, userId)) { 4492 return PackageManager.PERMISSION_GRANTED; 4493 } 4494 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4495 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4496 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4497 return PackageManager.PERMISSION_GRANTED; 4498 } 4499 } else { 4500 ArraySet<String> perms = mSystemPermissions.get(uid); 4501 if (perms != null) { 4502 if (perms.contains(permName)) { 4503 return PackageManager.PERMISSION_GRANTED; 4504 } 4505 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4506 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4507 return PackageManager.PERMISSION_GRANTED; 4508 } 4509 } 4510 } 4511 } 4512 4513 return PackageManager.PERMISSION_DENIED; 4514 } 4515 4516 @Override 4517 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4518 if (UserHandle.getCallingUserId() != userId) { 4519 mContext.enforceCallingPermission( 4520 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4521 "isPermissionRevokedByPolicy for user " + userId); 4522 } 4523 4524 if (checkPermission(permission, packageName, userId) 4525 == PackageManager.PERMISSION_GRANTED) { 4526 return false; 4527 } 4528 4529 final long identity = Binder.clearCallingIdentity(); 4530 try { 4531 final int flags = getPermissionFlags(permission, packageName, userId); 4532 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4533 } finally { 4534 Binder.restoreCallingIdentity(identity); 4535 } 4536 } 4537 4538 @Override 4539 public String getPermissionControllerPackageName() { 4540 synchronized (mPackages) { 4541 return mRequiredInstallerPackage; 4542 } 4543 } 4544 4545 /** 4546 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4547 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4548 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4549 * @param message the message to log on security exception 4550 */ 4551 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4552 boolean checkShell, String message) { 4553 if (userId < 0) { 4554 throw new IllegalArgumentException("Invalid userId " + userId); 4555 } 4556 if (checkShell) { 4557 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4558 } 4559 if (userId == UserHandle.getUserId(callingUid)) return; 4560 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4561 if (requireFullPermission) { 4562 mContext.enforceCallingOrSelfPermission( 4563 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4564 } else { 4565 try { 4566 mContext.enforceCallingOrSelfPermission( 4567 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4568 } catch (SecurityException se) { 4569 mContext.enforceCallingOrSelfPermission( 4570 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4571 } 4572 } 4573 } 4574 } 4575 4576 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4577 if (callingUid == Process.SHELL_UID) { 4578 if (userHandle >= 0 4579 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4580 throw new SecurityException("Shell does not have permission to access user " 4581 + userHandle); 4582 } else if (userHandle < 0) { 4583 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4584 + Debug.getCallers(3)); 4585 } 4586 } 4587 } 4588 4589 private BasePermission findPermissionTreeLP(String permName) { 4590 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4591 if (permName.startsWith(bp.name) && 4592 permName.length() > bp.name.length() && 4593 permName.charAt(bp.name.length()) == '.') { 4594 return bp; 4595 } 4596 } 4597 return null; 4598 } 4599 4600 private BasePermission checkPermissionTreeLP(String permName) { 4601 if (permName != null) { 4602 BasePermission bp = findPermissionTreeLP(permName); 4603 if (bp != null) { 4604 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4605 return bp; 4606 } 4607 throw new SecurityException("Calling uid " 4608 + Binder.getCallingUid() 4609 + " is not allowed to add to permission tree " 4610 + bp.name + " owned by uid " + bp.uid); 4611 } 4612 } 4613 throw new SecurityException("No permission tree found for " + permName); 4614 } 4615 4616 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4617 if (s1 == null) { 4618 return s2 == null; 4619 } 4620 if (s2 == null) { 4621 return false; 4622 } 4623 if (s1.getClass() != s2.getClass()) { 4624 return false; 4625 } 4626 return s1.equals(s2); 4627 } 4628 4629 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4630 if (pi1.icon != pi2.icon) return false; 4631 if (pi1.logo != pi2.logo) return false; 4632 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4633 if (!compareStrings(pi1.name, pi2.name)) return false; 4634 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4635 // We'll take care of setting this one. 4636 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4637 // These are not currently stored in settings. 4638 //if (!compareStrings(pi1.group, pi2.group)) return false; 4639 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4640 //if (pi1.labelRes != pi2.labelRes) return false; 4641 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4642 return true; 4643 } 4644 4645 int permissionInfoFootprint(PermissionInfo info) { 4646 int size = info.name.length(); 4647 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4648 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4649 return size; 4650 } 4651 4652 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4653 int size = 0; 4654 for (BasePermission perm : mSettings.mPermissions.values()) { 4655 if (perm.uid == tree.uid) { 4656 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4657 } 4658 } 4659 return size; 4660 } 4661 4662 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4663 // We calculate the max size of permissions defined by this uid and throw 4664 // if that plus the size of 'info' would exceed our stated maximum. 4665 if (tree.uid != Process.SYSTEM_UID) { 4666 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4667 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4668 throw new SecurityException("Permission tree size cap exceeded"); 4669 } 4670 } 4671 } 4672 4673 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4674 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4675 throw new SecurityException("Label must be specified in permission"); 4676 } 4677 BasePermission tree = checkPermissionTreeLP(info.name); 4678 BasePermission bp = mSettings.mPermissions.get(info.name); 4679 boolean added = bp == null; 4680 boolean changed = true; 4681 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4682 if (added) { 4683 enforcePermissionCapLocked(info, tree); 4684 bp = new BasePermission(info.name, tree.sourcePackage, 4685 BasePermission.TYPE_DYNAMIC); 4686 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4687 throw new SecurityException( 4688 "Not allowed to modify non-dynamic permission " 4689 + info.name); 4690 } else { 4691 if (bp.protectionLevel == fixedLevel 4692 && bp.perm.owner.equals(tree.perm.owner) 4693 && bp.uid == tree.uid 4694 && comparePermissionInfos(bp.perm.info, info)) { 4695 changed = false; 4696 } 4697 } 4698 bp.protectionLevel = fixedLevel; 4699 info = new PermissionInfo(info); 4700 info.protectionLevel = fixedLevel; 4701 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4702 bp.perm.info.packageName = tree.perm.info.packageName; 4703 bp.uid = tree.uid; 4704 if (added) { 4705 mSettings.mPermissions.put(info.name, bp); 4706 } 4707 if (changed) { 4708 if (!async) { 4709 mSettings.writeLPr(); 4710 } else { 4711 scheduleWriteSettingsLocked(); 4712 } 4713 } 4714 return added; 4715 } 4716 4717 @Override 4718 public boolean addPermission(PermissionInfo info) { 4719 synchronized (mPackages) { 4720 return addPermissionLocked(info, false); 4721 } 4722 } 4723 4724 @Override 4725 public boolean addPermissionAsync(PermissionInfo info) { 4726 synchronized (mPackages) { 4727 return addPermissionLocked(info, true); 4728 } 4729 } 4730 4731 @Override 4732 public void removePermission(String name) { 4733 synchronized (mPackages) { 4734 checkPermissionTreeLP(name); 4735 BasePermission bp = mSettings.mPermissions.get(name); 4736 if (bp != null) { 4737 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4738 throw new SecurityException( 4739 "Not allowed to modify non-dynamic permission " 4740 + name); 4741 } 4742 mSettings.mPermissions.remove(name); 4743 mSettings.writeLPr(); 4744 } 4745 } 4746 } 4747 4748 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4749 BasePermission bp) { 4750 int index = pkg.requestedPermissions.indexOf(bp.name); 4751 if (index == -1) { 4752 throw new SecurityException("Package " + pkg.packageName 4753 + " has not requested permission " + bp.name); 4754 } 4755 if (!bp.isRuntime() && !bp.isDevelopment()) { 4756 throw new SecurityException("Permission " + bp.name 4757 + " is not a changeable permission type"); 4758 } 4759 } 4760 4761 @Override 4762 public void grantRuntimePermission(String packageName, String name, final int userId) { 4763 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4764 } 4765 4766 private void grantRuntimePermission(String packageName, String name, final int userId, 4767 boolean overridePolicy) { 4768 if (!sUserManager.exists(userId)) { 4769 Log.e(TAG, "No such user:" + userId); 4770 return; 4771 } 4772 4773 mContext.enforceCallingOrSelfPermission( 4774 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4775 "grantRuntimePermission"); 4776 4777 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4778 true /* requireFullPermission */, true /* checkShell */, 4779 "grantRuntimePermission"); 4780 4781 final int uid; 4782 final SettingBase sb; 4783 4784 synchronized (mPackages) { 4785 final PackageParser.Package pkg = mPackages.get(packageName); 4786 if (pkg == null) { 4787 throw new IllegalArgumentException("Unknown package: " + packageName); 4788 } 4789 4790 final BasePermission bp = mSettings.mPermissions.get(name); 4791 if (bp == null) { 4792 throw new IllegalArgumentException("Unknown permission: " + name); 4793 } 4794 4795 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4796 4797 // If a permission review is required for legacy apps we represent 4798 // their permissions as always granted runtime ones since we need 4799 // to keep the review required permission flag per user while an 4800 // install permission's state is shared across all users. 4801 if (mPermissionReviewRequired 4802 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4803 && bp.isRuntime()) { 4804 return; 4805 } 4806 4807 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4808 sb = (SettingBase) pkg.mExtras; 4809 if (sb == null) { 4810 throw new IllegalArgumentException("Unknown package: " + packageName); 4811 } 4812 4813 final PermissionsState permissionsState = sb.getPermissionsState(); 4814 4815 final int flags = permissionsState.getPermissionFlags(name, userId); 4816 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4817 throw new SecurityException("Cannot grant system fixed permission " 4818 + name + " for package " + packageName); 4819 } 4820 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4821 throw new SecurityException("Cannot grant policy fixed permission " 4822 + name + " for package " + packageName); 4823 } 4824 4825 if (bp.isDevelopment()) { 4826 // Development permissions must be handled specially, since they are not 4827 // normal runtime permissions. For now they apply to all users. 4828 if (permissionsState.grantInstallPermission(bp) != 4829 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4830 scheduleWriteSettingsLocked(); 4831 } 4832 return; 4833 } 4834 4835 final PackageSetting ps = mSettings.mPackages.get(packageName); 4836 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4837 throw new SecurityException("Cannot grant non-ephemeral permission" 4838 + name + " for package " + packageName); 4839 } 4840 4841 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4842 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4843 return; 4844 } 4845 4846 final int result = permissionsState.grantRuntimePermission(bp, userId); 4847 switch (result) { 4848 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4849 return; 4850 } 4851 4852 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4853 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4854 mHandler.post(new Runnable() { 4855 @Override 4856 public void run() { 4857 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4858 } 4859 }); 4860 } 4861 break; 4862 } 4863 4864 if (bp.isRuntime()) { 4865 logPermissionGranted(mContext, name, packageName); 4866 } 4867 4868 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4869 4870 // Not critical if that is lost - app has to request again. 4871 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4872 } 4873 4874 // Only need to do this if user is initialized. Otherwise it's a new user 4875 // and there are no processes running as the user yet and there's no need 4876 // to make an expensive call to remount processes for the changed permissions. 4877 if (READ_EXTERNAL_STORAGE.equals(name) 4878 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4879 final long token = Binder.clearCallingIdentity(); 4880 try { 4881 if (sUserManager.isInitialized(userId)) { 4882 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4883 StorageManagerInternal.class); 4884 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4885 } 4886 } finally { 4887 Binder.restoreCallingIdentity(token); 4888 } 4889 } 4890 } 4891 4892 @Override 4893 public void revokeRuntimePermission(String packageName, String name, int userId) { 4894 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4895 } 4896 4897 private void revokeRuntimePermission(String packageName, String name, int userId, 4898 boolean overridePolicy) { 4899 if (!sUserManager.exists(userId)) { 4900 Log.e(TAG, "No such user:" + userId); 4901 return; 4902 } 4903 4904 mContext.enforceCallingOrSelfPermission( 4905 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4906 "revokeRuntimePermission"); 4907 4908 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4909 true /* requireFullPermission */, true /* checkShell */, 4910 "revokeRuntimePermission"); 4911 4912 final int appId; 4913 4914 synchronized (mPackages) { 4915 final PackageParser.Package pkg = mPackages.get(packageName); 4916 if (pkg == null) { 4917 throw new IllegalArgumentException("Unknown package: " + packageName); 4918 } 4919 4920 final BasePermission bp = mSettings.mPermissions.get(name); 4921 if (bp == null) { 4922 throw new IllegalArgumentException("Unknown permission: " + name); 4923 } 4924 4925 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4926 4927 // If a permission review is required for legacy apps we represent 4928 // their permissions as always granted runtime ones since we need 4929 // to keep the review required permission flag per user while an 4930 // install permission's state is shared across all users. 4931 if (mPermissionReviewRequired 4932 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4933 && bp.isRuntime()) { 4934 return; 4935 } 4936 4937 SettingBase sb = (SettingBase) pkg.mExtras; 4938 if (sb == null) { 4939 throw new IllegalArgumentException("Unknown package: " + packageName); 4940 } 4941 4942 final PermissionsState permissionsState = sb.getPermissionsState(); 4943 4944 final int flags = permissionsState.getPermissionFlags(name, userId); 4945 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4946 throw new SecurityException("Cannot revoke system fixed permission " 4947 + name + " for package " + packageName); 4948 } 4949 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4950 throw new SecurityException("Cannot revoke policy fixed permission " 4951 + name + " for package " + packageName); 4952 } 4953 4954 if (bp.isDevelopment()) { 4955 // Development permissions must be handled specially, since they are not 4956 // normal runtime permissions. For now they apply to all users. 4957 if (permissionsState.revokeInstallPermission(bp) != 4958 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4959 scheduleWriteSettingsLocked(); 4960 } 4961 return; 4962 } 4963 4964 if (permissionsState.revokeRuntimePermission(bp, userId) == 4965 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4966 return; 4967 } 4968 4969 if (bp.isRuntime()) { 4970 logPermissionRevoked(mContext, name, packageName); 4971 } 4972 4973 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4974 4975 // Critical, after this call app should never have the permission. 4976 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4977 4978 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4979 } 4980 4981 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4982 } 4983 4984 /** 4985 * Get the first event id for the permission. 4986 * 4987 * <p>There are four events for each permission: <ul> 4988 * <li>Request permission: first id + 0</li> 4989 * <li>Grant permission: first id + 1</li> 4990 * <li>Request for permission denied: first id + 2</li> 4991 * <li>Revoke permission: first id + 3</li> 4992 * </ul></p> 4993 * 4994 * @param name name of the permission 4995 * 4996 * @return The first event id for the permission 4997 */ 4998 private static int getBaseEventId(@NonNull String name) { 4999 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5000 5001 if (eventIdIndex == -1) { 5002 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5003 || "user".equals(Build.TYPE)) { 5004 Log.i(TAG, "Unknown permission " + name); 5005 5006 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5007 } else { 5008 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5009 // 5010 // Also update 5011 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5012 // - metrics_constants.proto 5013 throw new IllegalStateException("Unknown permission " + name); 5014 } 5015 } 5016 5017 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5018 } 5019 5020 /** 5021 * Log that a permission was revoked. 5022 * 5023 * @param context Context of the caller 5024 * @param name name of the permission 5025 * @param packageName package permission if for 5026 */ 5027 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5028 @NonNull String packageName) { 5029 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5030 } 5031 5032 /** 5033 * Log that a permission request was granted. 5034 * 5035 * @param context Context of the caller 5036 * @param name name of the permission 5037 * @param packageName package permission if for 5038 */ 5039 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5040 @NonNull String packageName) { 5041 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5042 } 5043 5044 @Override 5045 public void resetRuntimePermissions() { 5046 mContext.enforceCallingOrSelfPermission( 5047 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5048 "revokeRuntimePermission"); 5049 5050 int callingUid = Binder.getCallingUid(); 5051 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5052 mContext.enforceCallingOrSelfPermission( 5053 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5054 "resetRuntimePermissions"); 5055 } 5056 5057 synchronized (mPackages) { 5058 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5059 for (int userId : UserManagerService.getInstance().getUserIds()) { 5060 final int packageCount = mPackages.size(); 5061 for (int i = 0; i < packageCount; i++) { 5062 PackageParser.Package pkg = mPackages.valueAt(i); 5063 if (!(pkg.mExtras instanceof PackageSetting)) { 5064 continue; 5065 } 5066 PackageSetting ps = (PackageSetting) pkg.mExtras; 5067 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5068 } 5069 } 5070 } 5071 } 5072 5073 @Override 5074 public int getPermissionFlags(String name, String packageName, int userId) { 5075 if (!sUserManager.exists(userId)) { 5076 return 0; 5077 } 5078 5079 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5080 5081 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5082 true /* requireFullPermission */, false /* checkShell */, 5083 "getPermissionFlags"); 5084 5085 synchronized (mPackages) { 5086 final PackageParser.Package pkg = mPackages.get(packageName); 5087 if (pkg == null) { 5088 return 0; 5089 } 5090 5091 final BasePermission bp = mSettings.mPermissions.get(name); 5092 if (bp == null) { 5093 return 0; 5094 } 5095 5096 SettingBase sb = (SettingBase) pkg.mExtras; 5097 if (sb == null) { 5098 return 0; 5099 } 5100 5101 PermissionsState permissionsState = sb.getPermissionsState(); 5102 return permissionsState.getPermissionFlags(name, userId); 5103 } 5104 } 5105 5106 @Override 5107 public void updatePermissionFlags(String name, String packageName, int flagMask, 5108 int flagValues, int userId) { 5109 if (!sUserManager.exists(userId)) { 5110 return; 5111 } 5112 5113 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5114 5115 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5116 true /* requireFullPermission */, true /* checkShell */, 5117 "updatePermissionFlags"); 5118 5119 // Only the system can change these flags and nothing else. 5120 if (getCallingUid() != Process.SYSTEM_UID) { 5121 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5122 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5123 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5124 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5125 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5126 } 5127 5128 synchronized (mPackages) { 5129 final PackageParser.Package pkg = mPackages.get(packageName); 5130 if (pkg == null) { 5131 throw new IllegalArgumentException("Unknown package: " + packageName); 5132 } 5133 5134 final BasePermission bp = mSettings.mPermissions.get(name); 5135 if (bp == null) { 5136 throw new IllegalArgumentException("Unknown permission: " + name); 5137 } 5138 5139 SettingBase sb = (SettingBase) pkg.mExtras; 5140 if (sb == null) { 5141 throw new IllegalArgumentException("Unknown package: " + packageName); 5142 } 5143 5144 PermissionsState permissionsState = sb.getPermissionsState(); 5145 5146 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5147 5148 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5149 // Install and runtime permissions are stored in different places, 5150 // so figure out what permission changed and persist the change. 5151 if (permissionsState.getInstallPermissionState(name) != null) { 5152 scheduleWriteSettingsLocked(); 5153 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5154 || hadState) { 5155 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5156 } 5157 } 5158 } 5159 } 5160 5161 /** 5162 * Update the permission flags for all packages and runtime permissions of a user in order 5163 * to allow device or profile owner to remove POLICY_FIXED. 5164 */ 5165 @Override 5166 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5167 if (!sUserManager.exists(userId)) { 5168 return; 5169 } 5170 5171 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5172 5173 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5174 true /* requireFullPermission */, true /* checkShell */, 5175 "updatePermissionFlagsForAllApps"); 5176 5177 // Only the system can change system fixed flags. 5178 if (getCallingUid() != Process.SYSTEM_UID) { 5179 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5180 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5181 } 5182 5183 synchronized (mPackages) { 5184 boolean changed = false; 5185 final int packageCount = mPackages.size(); 5186 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5187 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5188 SettingBase sb = (SettingBase) pkg.mExtras; 5189 if (sb == null) { 5190 continue; 5191 } 5192 PermissionsState permissionsState = sb.getPermissionsState(); 5193 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5194 userId, flagMask, flagValues); 5195 } 5196 if (changed) { 5197 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5198 } 5199 } 5200 } 5201 5202 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5203 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5204 != PackageManager.PERMISSION_GRANTED 5205 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5206 != PackageManager.PERMISSION_GRANTED) { 5207 throw new SecurityException(message + " requires " 5208 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5209 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5210 } 5211 } 5212 5213 @Override 5214 public boolean shouldShowRequestPermissionRationale(String permissionName, 5215 String packageName, int userId) { 5216 if (UserHandle.getCallingUserId() != userId) { 5217 mContext.enforceCallingPermission( 5218 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5219 "canShowRequestPermissionRationale for user " + userId); 5220 } 5221 5222 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5223 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5224 return false; 5225 } 5226 5227 if (checkPermission(permissionName, packageName, userId) 5228 == PackageManager.PERMISSION_GRANTED) { 5229 return false; 5230 } 5231 5232 final int flags; 5233 5234 final long identity = Binder.clearCallingIdentity(); 5235 try { 5236 flags = getPermissionFlags(permissionName, 5237 packageName, userId); 5238 } finally { 5239 Binder.restoreCallingIdentity(identity); 5240 } 5241 5242 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5243 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5244 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5245 5246 if ((flags & fixedFlags) != 0) { 5247 return false; 5248 } 5249 5250 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5251 } 5252 5253 @Override 5254 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5255 mContext.enforceCallingOrSelfPermission( 5256 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5257 "addOnPermissionsChangeListener"); 5258 5259 synchronized (mPackages) { 5260 mOnPermissionChangeListeners.addListenerLocked(listener); 5261 } 5262 } 5263 5264 @Override 5265 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5266 synchronized (mPackages) { 5267 mOnPermissionChangeListeners.removeListenerLocked(listener); 5268 } 5269 } 5270 5271 @Override 5272 public boolean isProtectedBroadcast(String actionName) { 5273 synchronized (mPackages) { 5274 if (mProtectedBroadcasts.contains(actionName)) { 5275 return true; 5276 } else if (actionName != null) { 5277 // TODO: remove these terrible hacks 5278 if (actionName.startsWith("android.net.netmon.lingerExpired") 5279 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5280 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5281 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5282 return true; 5283 } 5284 } 5285 } 5286 return false; 5287 } 5288 5289 @Override 5290 public int checkSignatures(String pkg1, String pkg2) { 5291 synchronized (mPackages) { 5292 final PackageParser.Package p1 = mPackages.get(pkg1); 5293 final PackageParser.Package p2 = mPackages.get(pkg2); 5294 if (p1 == null || p1.mExtras == null 5295 || p2 == null || p2.mExtras == null) { 5296 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5297 } 5298 return compareSignatures(p1.mSignatures, p2.mSignatures); 5299 } 5300 } 5301 5302 @Override 5303 public int checkUidSignatures(int uid1, int uid2) { 5304 // Map to base uids. 5305 uid1 = UserHandle.getAppId(uid1); 5306 uid2 = UserHandle.getAppId(uid2); 5307 // reader 5308 synchronized (mPackages) { 5309 Signature[] s1; 5310 Signature[] s2; 5311 Object obj = mSettings.getUserIdLPr(uid1); 5312 if (obj != null) { 5313 if (obj instanceof SharedUserSetting) { 5314 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5315 } else if (obj instanceof PackageSetting) { 5316 s1 = ((PackageSetting)obj).signatures.mSignatures; 5317 } else { 5318 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5319 } 5320 } else { 5321 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5322 } 5323 obj = mSettings.getUserIdLPr(uid2); 5324 if (obj != null) { 5325 if (obj instanceof SharedUserSetting) { 5326 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5327 } else if (obj instanceof PackageSetting) { 5328 s2 = ((PackageSetting)obj).signatures.mSignatures; 5329 } else { 5330 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5331 } 5332 } else { 5333 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5334 } 5335 return compareSignatures(s1, s2); 5336 } 5337 } 5338 5339 /** 5340 * This method should typically only be used when granting or revoking 5341 * permissions, since the app may immediately restart after this call. 5342 * <p> 5343 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5344 * guard your work against the app being relaunched. 5345 */ 5346 private void killUid(int appId, int userId, String reason) { 5347 final long identity = Binder.clearCallingIdentity(); 5348 try { 5349 IActivityManager am = ActivityManager.getService(); 5350 if (am != null) { 5351 try { 5352 am.killUid(appId, userId, reason); 5353 } catch (RemoteException e) { 5354 /* ignore - same process */ 5355 } 5356 } 5357 } finally { 5358 Binder.restoreCallingIdentity(identity); 5359 } 5360 } 5361 5362 /** 5363 * Compares two sets of signatures. Returns: 5364 * <br /> 5365 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5366 * <br /> 5367 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5368 * <br /> 5369 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5370 * <br /> 5371 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5372 * <br /> 5373 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5374 */ 5375 static int compareSignatures(Signature[] s1, Signature[] s2) { 5376 if (s1 == null) { 5377 return s2 == null 5378 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5379 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5380 } 5381 5382 if (s2 == null) { 5383 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5384 } 5385 5386 if (s1.length != s2.length) { 5387 return PackageManager.SIGNATURE_NO_MATCH; 5388 } 5389 5390 // Since both signature sets are of size 1, we can compare without HashSets. 5391 if (s1.length == 1) { 5392 return s1[0].equals(s2[0]) ? 5393 PackageManager.SIGNATURE_MATCH : 5394 PackageManager.SIGNATURE_NO_MATCH; 5395 } 5396 5397 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5398 for (Signature sig : s1) { 5399 set1.add(sig); 5400 } 5401 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5402 for (Signature sig : s2) { 5403 set2.add(sig); 5404 } 5405 // Make sure s2 contains all signatures in s1. 5406 if (set1.equals(set2)) { 5407 return PackageManager.SIGNATURE_MATCH; 5408 } 5409 return PackageManager.SIGNATURE_NO_MATCH; 5410 } 5411 5412 /** 5413 * If the database version for this type of package (internal storage or 5414 * external storage) is less than the version where package signatures 5415 * were updated, return true. 5416 */ 5417 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5418 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5419 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5420 } 5421 5422 /** 5423 * Used for backward compatibility to make sure any packages with 5424 * certificate chains get upgraded to the new style. {@code existingSigs} 5425 * will be in the old format (since they were stored on disk from before the 5426 * system upgrade) and {@code scannedSigs} will be in the newer format. 5427 */ 5428 private int compareSignaturesCompat(PackageSignatures existingSigs, 5429 PackageParser.Package scannedPkg) { 5430 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5431 return PackageManager.SIGNATURE_NO_MATCH; 5432 } 5433 5434 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5435 for (Signature sig : existingSigs.mSignatures) { 5436 existingSet.add(sig); 5437 } 5438 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5439 for (Signature sig : scannedPkg.mSignatures) { 5440 try { 5441 Signature[] chainSignatures = sig.getChainSignatures(); 5442 for (Signature chainSig : chainSignatures) { 5443 scannedCompatSet.add(chainSig); 5444 } 5445 } catch (CertificateEncodingException e) { 5446 scannedCompatSet.add(sig); 5447 } 5448 } 5449 /* 5450 * Make sure the expanded scanned set contains all signatures in the 5451 * existing one. 5452 */ 5453 if (scannedCompatSet.equals(existingSet)) { 5454 // Migrate the old signatures to the new scheme. 5455 existingSigs.assignSignatures(scannedPkg.mSignatures); 5456 // The new KeySets will be re-added later in the scanning process. 5457 synchronized (mPackages) { 5458 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5459 } 5460 return PackageManager.SIGNATURE_MATCH; 5461 } 5462 return PackageManager.SIGNATURE_NO_MATCH; 5463 } 5464 5465 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5466 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5467 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5468 } 5469 5470 private int compareSignaturesRecover(PackageSignatures existingSigs, 5471 PackageParser.Package scannedPkg) { 5472 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5473 return PackageManager.SIGNATURE_NO_MATCH; 5474 } 5475 5476 String msg = null; 5477 try { 5478 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5479 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5480 + scannedPkg.packageName); 5481 return PackageManager.SIGNATURE_MATCH; 5482 } 5483 } catch (CertificateException e) { 5484 msg = e.getMessage(); 5485 } 5486 5487 logCriticalInfo(Log.INFO, 5488 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5489 return PackageManager.SIGNATURE_NO_MATCH; 5490 } 5491 5492 @Override 5493 public List<String> getAllPackages() { 5494 synchronized (mPackages) { 5495 return new ArrayList<String>(mPackages.keySet()); 5496 } 5497 } 5498 5499 @Override 5500 public String[] getPackagesForUid(int uid) { 5501 final int userId = UserHandle.getUserId(uid); 5502 uid = UserHandle.getAppId(uid); 5503 // reader 5504 synchronized (mPackages) { 5505 Object obj = mSettings.getUserIdLPr(uid); 5506 if (obj instanceof SharedUserSetting) { 5507 final SharedUserSetting sus = (SharedUserSetting) obj; 5508 final int N = sus.packages.size(); 5509 String[] res = new String[N]; 5510 final Iterator<PackageSetting> it = sus.packages.iterator(); 5511 int i = 0; 5512 while (it.hasNext()) { 5513 PackageSetting ps = it.next(); 5514 if (ps.getInstalled(userId)) { 5515 res[i++] = ps.name; 5516 } else { 5517 res = ArrayUtils.removeElement(String.class, res, res[i]); 5518 } 5519 } 5520 return res; 5521 } else if (obj instanceof PackageSetting) { 5522 final PackageSetting ps = (PackageSetting) obj; 5523 if (ps.getInstalled(userId)) { 5524 return new String[]{ps.name}; 5525 } 5526 } 5527 } 5528 return null; 5529 } 5530 5531 @Override 5532 public String getNameForUid(int uid) { 5533 // reader 5534 synchronized (mPackages) { 5535 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5536 if (obj instanceof SharedUserSetting) { 5537 final SharedUserSetting sus = (SharedUserSetting) obj; 5538 return sus.name + ":" + sus.userId; 5539 } else if (obj instanceof PackageSetting) { 5540 final PackageSetting ps = (PackageSetting) obj; 5541 return ps.name; 5542 } 5543 } 5544 return null; 5545 } 5546 5547 @Override 5548 public int getUidForSharedUser(String sharedUserName) { 5549 if(sharedUserName == null) { 5550 return -1; 5551 } 5552 // reader 5553 synchronized (mPackages) { 5554 SharedUserSetting suid; 5555 try { 5556 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5557 if (suid != null) { 5558 return suid.userId; 5559 } 5560 } catch (PackageManagerException ignore) { 5561 // can't happen, but, still need to catch it 5562 } 5563 return -1; 5564 } 5565 } 5566 5567 @Override 5568 public int getFlagsForUid(int uid) { 5569 synchronized (mPackages) { 5570 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5571 if (obj instanceof SharedUserSetting) { 5572 final SharedUserSetting sus = (SharedUserSetting) obj; 5573 return sus.pkgFlags; 5574 } else if (obj instanceof PackageSetting) { 5575 final PackageSetting ps = (PackageSetting) obj; 5576 return ps.pkgFlags; 5577 } 5578 } 5579 return 0; 5580 } 5581 5582 @Override 5583 public int getPrivateFlagsForUid(int uid) { 5584 synchronized (mPackages) { 5585 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5586 if (obj instanceof SharedUserSetting) { 5587 final SharedUserSetting sus = (SharedUserSetting) obj; 5588 return sus.pkgPrivateFlags; 5589 } else if (obj instanceof PackageSetting) { 5590 final PackageSetting ps = (PackageSetting) obj; 5591 return ps.pkgPrivateFlags; 5592 } 5593 } 5594 return 0; 5595 } 5596 5597 @Override 5598 public boolean isUidPrivileged(int uid) { 5599 uid = UserHandle.getAppId(uid); 5600 // reader 5601 synchronized (mPackages) { 5602 Object obj = mSettings.getUserIdLPr(uid); 5603 if (obj instanceof SharedUserSetting) { 5604 final SharedUserSetting sus = (SharedUserSetting) obj; 5605 final Iterator<PackageSetting> it = sus.packages.iterator(); 5606 while (it.hasNext()) { 5607 if (it.next().isPrivileged()) { 5608 return true; 5609 } 5610 } 5611 } else if (obj instanceof PackageSetting) { 5612 final PackageSetting ps = (PackageSetting) obj; 5613 return ps.isPrivileged(); 5614 } 5615 } 5616 return false; 5617 } 5618 5619 @Override 5620 public String[] getAppOpPermissionPackages(String permissionName) { 5621 synchronized (mPackages) { 5622 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5623 if (pkgs == null) { 5624 return null; 5625 } 5626 return pkgs.toArray(new String[pkgs.size()]); 5627 } 5628 } 5629 5630 @Override 5631 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5632 int flags, int userId) { 5633 return resolveIntentInternal( 5634 intent, resolvedType, flags, userId, false /*includeInstantApps*/); 5635 } 5636 5637 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5638 int flags, int userId, boolean includeInstantApps) { 5639 try { 5640 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5641 5642 if (!sUserManager.exists(userId)) return null; 5643 final int callingUid = Binder.getCallingUid(); 5644 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 5645 enforceCrossUserPermission(callingUid, userId, 5646 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5647 5648 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5649 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5650 flags, userId, includeInstantApps); 5651 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5652 5653 final ResolveInfo bestChoice = 5654 chooseBestActivity(intent, resolvedType, flags, query, userId); 5655 return bestChoice; 5656 } finally { 5657 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5658 } 5659 } 5660 5661 @Override 5662 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5663 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5664 throw new SecurityException( 5665 "findPersistentPreferredActivity can only be run by the system"); 5666 } 5667 if (!sUserManager.exists(userId)) { 5668 return null; 5669 } 5670 final int callingUid = Binder.getCallingUid(); 5671 intent = updateIntentForResolve(intent); 5672 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5673 final int flags = updateFlagsForResolve( 5674 0, userId, intent, callingUid, false /*includeInstantApps*/); 5675 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5676 userId); 5677 synchronized (mPackages) { 5678 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5679 userId); 5680 } 5681 } 5682 5683 @Override 5684 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5685 IntentFilter filter, int match, ComponentName activity) { 5686 final int userId = UserHandle.getCallingUserId(); 5687 if (DEBUG_PREFERRED) { 5688 Log.v(TAG, "setLastChosenActivity intent=" + intent 5689 + " resolvedType=" + resolvedType 5690 + " flags=" + flags 5691 + " filter=" + filter 5692 + " match=" + match 5693 + " activity=" + activity); 5694 filter.dump(new PrintStreamPrinter(System.out), " "); 5695 } 5696 intent.setComponent(null); 5697 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5698 userId); 5699 // Find any earlier preferred or last chosen entries and nuke them 5700 findPreferredActivity(intent, resolvedType, 5701 flags, query, 0, false, true, false, userId); 5702 // Add the new activity as the last chosen for this filter 5703 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5704 "Setting last chosen"); 5705 } 5706 5707 @Override 5708 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5709 final int userId = UserHandle.getCallingUserId(); 5710 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5711 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5712 userId); 5713 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5714 false, false, false, userId); 5715 } 5716 5717 /** 5718 * Returns whether or not instant apps have been disabled remotely. 5719 */ 5720 private boolean isEphemeralDisabled() { 5721 return mEphemeralAppsDisabled; 5722 } 5723 5724 private boolean isEphemeralAllowed( 5725 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5726 boolean skipPackageCheck) { 5727 final int callingUser = UserHandle.getCallingUserId(); 5728 if (mInstantAppResolverConnection == null) { 5729 return false; 5730 } 5731 if (mInstantAppInstallerActivity == null) { 5732 return false; 5733 } 5734 if (intent.getComponent() != null) { 5735 return false; 5736 } 5737 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5738 return false; 5739 } 5740 if (!skipPackageCheck && intent.getPackage() != null) { 5741 return false; 5742 } 5743 final boolean isWebUri = hasWebURI(intent); 5744 if (!isWebUri || intent.getData().getHost() == null) { 5745 return false; 5746 } 5747 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5748 // Or if there's already an ephemeral app installed that handles the action 5749 synchronized (mPackages) { 5750 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5751 for (int n = 0; n < count; n++) { 5752 final ResolveInfo info = resolvedActivities.get(n); 5753 final String packageName = info.activityInfo.packageName; 5754 final PackageSetting ps = mSettings.mPackages.get(packageName); 5755 if (ps != null) { 5756 // only check domain verification status if the app is not a browser 5757 if (!info.handleAllWebDataURI) { 5758 // Try to get the status from User settings first 5759 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5760 final int status = (int) (packedStatus >> 32); 5761 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5762 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5763 if (DEBUG_EPHEMERAL) { 5764 Slog.v(TAG, "DENY instant app;" 5765 + " pkg: " + packageName + ", status: " + status); 5766 } 5767 return false; 5768 } 5769 } 5770 if (ps.getInstantApp(userId)) { 5771 if (DEBUG_EPHEMERAL) { 5772 Slog.v(TAG, "DENY instant app installed;" 5773 + " pkg: " + packageName); 5774 } 5775 return false; 5776 } 5777 } 5778 } 5779 } 5780 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5781 return true; 5782 } 5783 5784 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5785 Intent origIntent, String resolvedType, String callingPackage, 5786 int userId) { 5787 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5788 new InstantAppRequest(responseObj, origIntent, resolvedType, 5789 callingPackage, userId)); 5790 mHandler.sendMessage(msg); 5791 } 5792 5793 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5794 int flags, List<ResolveInfo> query, int userId) { 5795 if (query != null) { 5796 final int N = query.size(); 5797 if (N == 1) { 5798 return query.get(0); 5799 } else if (N > 1) { 5800 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5801 // If there is more than one activity with the same priority, 5802 // then let the user decide between them. 5803 ResolveInfo r0 = query.get(0); 5804 ResolveInfo r1 = query.get(1); 5805 if (DEBUG_INTENT_MATCHING || debug) { 5806 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5807 + r1.activityInfo.name + "=" + r1.priority); 5808 } 5809 // If the first activity has a higher priority, or a different 5810 // default, then it is always desirable to pick it. 5811 if (r0.priority != r1.priority 5812 || r0.preferredOrder != r1.preferredOrder 5813 || r0.isDefault != r1.isDefault) { 5814 return query.get(0); 5815 } 5816 // If we have saved a preference for a preferred activity for 5817 // this Intent, use that. 5818 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5819 flags, query, r0.priority, true, false, debug, userId); 5820 if (ri != null) { 5821 return ri; 5822 } 5823 // If we have an ephemeral app, use it 5824 for (int i = 0; i < N; i++) { 5825 ri = query.get(i); 5826 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5827 return ri; 5828 } 5829 } 5830 ri = new ResolveInfo(mResolveInfo); 5831 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5832 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5833 // If all of the options come from the same package, show the application's 5834 // label and icon instead of the generic resolver's. 5835 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5836 // and then throw away the ResolveInfo itself, meaning that the caller loses 5837 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5838 // a fallback for this case; we only set the target package's resources on 5839 // the ResolveInfo, not the ActivityInfo. 5840 final String intentPackage = intent.getPackage(); 5841 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5842 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5843 ri.resolvePackageName = intentPackage; 5844 if (userNeedsBadging(userId)) { 5845 ri.noResourceId = true; 5846 } else { 5847 ri.icon = appi.icon; 5848 } 5849 ri.iconResourceId = appi.icon; 5850 ri.labelRes = appi.labelRes; 5851 } 5852 ri.activityInfo.applicationInfo = new ApplicationInfo( 5853 ri.activityInfo.applicationInfo); 5854 if (userId != 0) { 5855 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5856 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5857 } 5858 // Make sure that the resolver is displayable in car mode 5859 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5860 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5861 return ri; 5862 } 5863 } 5864 return null; 5865 } 5866 5867 /** 5868 * Return true if the given list is not empty and all of its contents have 5869 * an activityInfo with the given package name. 5870 */ 5871 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5872 if (ArrayUtils.isEmpty(list)) { 5873 return false; 5874 } 5875 for (int i = 0, N = list.size(); i < N; i++) { 5876 final ResolveInfo ri = list.get(i); 5877 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5878 if (ai == null || !packageName.equals(ai.packageName)) { 5879 return false; 5880 } 5881 } 5882 return true; 5883 } 5884 5885 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5886 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5887 final int N = query.size(); 5888 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5889 .get(userId); 5890 // Get the list of persistent preferred activities that handle the intent 5891 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5892 List<PersistentPreferredActivity> pprefs = ppir != null 5893 ? ppir.queryIntent(intent, resolvedType, 5894 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5895 userId) 5896 : null; 5897 if (pprefs != null && pprefs.size() > 0) { 5898 final int M = pprefs.size(); 5899 for (int i=0; i<M; i++) { 5900 final PersistentPreferredActivity ppa = pprefs.get(i); 5901 if (DEBUG_PREFERRED || debug) { 5902 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5903 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5904 + "\n component=" + ppa.mComponent); 5905 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5906 } 5907 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5908 flags | MATCH_DISABLED_COMPONENTS, userId); 5909 if (DEBUG_PREFERRED || debug) { 5910 Slog.v(TAG, "Found persistent preferred activity:"); 5911 if (ai != null) { 5912 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5913 } else { 5914 Slog.v(TAG, " null"); 5915 } 5916 } 5917 if (ai == null) { 5918 // This previously registered persistent preferred activity 5919 // component is no longer known. Ignore it and do NOT remove it. 5920 continue; 5921 } 5922 for (int j=0; j<N; j++) { 5923 final ResolveInfo ri = query.get(j); 5924 if (!ri.activityInfo.applicationInfo.packageName 5925 .equals(ai.applicationInfo.packageName)) { 5926 continue; 5927 } 5928 if (!ri.activityInfo.name.equals(ai.name)) { 5929 continue; 5930 } 5931 // Found a persistent preference that can handle the intent. 5932 if (DEBUG_PREFERRED || debug) { 5933 Slog.v(TAG, "Returning persistent preferred activity: " + 5934 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5935 } 5936 return ri; 5937 } 5938 } 5939 } 5940 return null; 5941 } 5942 5943 // TODO: handle preferred activities missing while user has amnesia 5944 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5945 List<ResolveInfo> query, int priority, boolean always, 5946 boolean removeMatches, boolean debug, int userId) { 5947 if (!sUserManager.exists(userId)) return null; 5948 final int callingUid = Binder.getCallingUid(); 5949 flags = updateFlagsForResolve( 5950 flags, userId, intent, callingUid, false /*includeInstantApps*/); 5951 intent = updateIntentForResolve(intent); 5952 // writer 5953 synchronized (mPackages) { 5954 // Try to find a matching persistent preferred activity. 5955 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5956 debug, userId); 5957 5958 // If a persistent preferred activity matched, use it. 5959 if (pri != null) { 5960 return pri; 5961 } 5962 5963 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5964 // Get the list of preferred activities that handle the intent 5965 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5966 List<PreferredActivity> prefs = pir != null 5967 ? pir.queryIntent(intent, resolvedType, 5968 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5969 userId) 5970 : null; 5971 if (prefs != null && prefs.size() > 0) { 5972 boolean changed = false; 5973 try { 5974 // First figure out how good the original match set is. 5975 // We will only allow preferred activities that came 5976 // from the same match quality. 5977 int match = 0; 5978 5979 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5980 5981 final int N = query.size(); 5982 for (int j=0; j<N; j++) { 5983 final ResolveInfo ri = query.get(j); 5984 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5985 + ": 0x" + Integer.toHexString(match)); 5986 if (ri.match > match) { 5987 match = ri.match; 5988 } 5989 } 5990 5991 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5992 + Integer.toHexString(match)); 5993 5994 match &= IntentFilter.MATCH_CATEGORY_MASK; 5995 final int M = prefs.size(); 5996 for (int i=0; i<M; i++) { 5997 final PreferredActivity pa = prefs.get(i); 5998 if (DEBUG_PREFERRED || debug) { 5999 Slog.v(TAG, "Checking PreferredActivity ds=" 6000 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6001 + "\n component=" + pa.mPref.mComponent); 6002 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6003 } 6004 if (pa.mPref.mMatch != match) { 6005 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6006 + Integer.toHexString(pa.mPref.mMatch)); 6007 continue; 6008 } 6009 // If it's not an "always" type preferred activity and that's what we're 6010 // looking for, skip it. 6011 if (always && !pa.mPref.mAlways) { 6012 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6013 continue; 6014 } 6015 final ActivityInfo ai = getActivityInfo( 6016 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6017 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6018 userId); 6019 if (DEBUG_PREFERRED || debug) { 6020 Slog.v(TAG, "Found preferred activity:"); 6021 if (ai != null) { 6022 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6023 } else { 6024 Slog.v(TAG, " null"); 6025 } 6026 } 6027 if (ai == null) { 6028 // This previously registered preferred activity 6029 // component is no longer known. Most likely an update 6030 // to the app was installed and in the new version this 6031 // component no longer exists. Clean it up by removing 6032 // it from the preferred activities list, and skip it. 6033 Slog.w(TAG, "Removing dangling preferred activity: " 6034 + pa.mPref.mComponent); 6035 pir.removeFilter(pa); 6036 changed = true; 6037 continue; 6038 } 6039 for (int j=0; j<N; j++) { 6040 final ResolveInfo ri = query.get(j); 6041 if (!ri.activityInfo.applicationInfo.packageName 6042 .equals(ai.applicationInfo.packageName)) { 6043 continue; 6044 } 6045 if (!ri.activityInfo.name.equals(ai.name)) { 6046 continue; 6047 } 6048 6049 if (removeMatches) { 6050 pir.removeFilter(pa); 6051 changed = true; 6052 if (DEBUG_PREFERRED) { 6053 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6054 } 6055 break; 6056 } 6057 6058 // Okay we found a previously set preferred or last chosen app. 6059 // If the result set is different from when this 6060 // was created, we need to clear it and re-ask the 6061 // user their preference, if we're looking for an "always" type entry. 6062 if (always && !pa.mPref.sameSet(query)) { 6063 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6064 + intent + " type " + resolvedType); 6065 if (DEBUG_PREFERRED) { 6066 Slog.v(TAG, "Removing preferred activity since set changed " 6067 + pa.mPref.mComponent); 6068 } 6069 pir.removeFilter(pa); 6070 // Re-add the filter as a "last chosen" entry (!always) 6071 PreferredActivity lastChosen = new PreferredActivity( 6072 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6073 pir.addFilter(lastChosen); 6074 changed = true; 6075 return null; 6076 } 6077 6078 // Yay! Either the set matched or we're looking for the last chosen 6079 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6080 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6081 return ri; 6082 } 6083 } 6084 } finally { 6085 if (changed) { 6086 if (DEBUG_PREFERRED) { 6087 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6088 } 6089 scheduleWritePackageRestrictionsLocked(userId); 6090 } 6091 } 6092 } 6093 } 6094 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6095 return null; 6096 } 6097 6098 /* 6099 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6100 */ 6101 @Override 6102 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6103 int targetUserId) { 6104 mContext.enforceCallingOrSelfPermission( 6105 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6106 List<CrossProfileIntentFilter> matches = 6107 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6108 if (matches != null) { 6109 int size = matches.size(); 6110 for (int i = 0; i < size; i++) { 6111 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6112 } 6113 } 6114 if (hasWebURI(intent)) { 6115 // cross-profile app linking works only towards the parent. 6116 final int callingUid = Binder.getCallingUid(); 6117 final UserInfo parent = getProfileParent(sourceUserId); 6118 synchronized(mPackages) { 6119 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6120 false /*includeInstantApps*/); 6121 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6122 intent, resolvedType, flags, sourceUserId, parent.id); 6123 return xpDomainInfo != null; 6124 } 6125 } 6126 return false; 6127 } 6128 6129 private UserInfo getProfileParent(int userId) { 6130 final long identity = Binder.clearCallingIdentity(); 6131 try { 6132 return sUserManager.getProfileParent(userId); 6133 } finally { 6134 Binder.restoreCallingIdentity(identity); 6135 } 6136 } 6137 6138 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6139 String resolvedType, int userId) { 6140 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6141 if (resolver != null) { 6142 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6143 } 6144 return null; 6145 } 6146 6147 @Override 6148 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6149 String resolvedType, int flags, int userId) { 6150 try { 6151 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6152 6153 return new ParceledListSlice<>( 6154 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6155 } finally { 6156 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6157 } 6158 } 6159 6160 /** 6161 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6162 * instant, returns {@code null}. 6163 */ 6164 private String getInstantAppPackageName(int callingUid) { 6165 // If the caller is an isolated app use the owner's uid for the lookup. 6166 if (Process.isIsolated(callingUid)) { 6167 callingUid = mIsolatedOwners.get(callingUid); 6168 } 6169 final int appId = UserHandle.getAppId(callingUid); 6170 synchronized (mPackages) { 6171 final Object obj = mSettings.getUserIdLPr(appId); 6172 if (obj instanceof PackageSetting) { 6173 final PackageSetting ps = (PackageSetting) obj; 6174 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6175 return isInstantApp ? ps.pkg.packageName : null; 6176 } 6177 } 6178 return null; 6179 } 6180 6181 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6182 String resolvedType, int flags, int userId) { 6183 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6184 } 6185 6186 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6187 String resolvedType, int flags, int userId, boolean includeInstantApps) { 6188 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6189 final int callingUid = Binder.getCallingUid(); 6190 final String instantAppPkgName = getInstantAppPackageName(callingUid); 6191 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 6192 enforceCrossUserPermission(callingUid, userId, 6193 false /* requireFullPermission */, false /* checkShell */, 6194 "query intent activities"); 6195 ComponentName comp = intent.getComponent(); 6196 if (comp == null) { 6197 if (intent.getSelector() != null) { 6198 intent = intent.getSelector(); 6199 comp = intent.getComponent(); 6200 } 6201 } 6202 6203 if (comp != null) { 6204 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6205 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6206 if (ai != null) { 6207 // When specifying an explicit component, we prevent the activity from being 6208 // used when either 1) the calling package is normal and the activity is within 6209 // an ephemeral application or 2) the calling package is ephemeral and the 6210 // activity is not visible to ephemeral applications. 6211 final boolean matchInstantApp = 6212 (flags & PackageManager.MATCH_INSTANT) != 0; 6213 final boolean matchVisibleToInstantAppOnly = 6214 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6215 final boolean isCallerInstantApp = 6216 instantAppPkgName != null; 6217 final boolean isTargetSameInstantApp = 6218 comp.getPackageName().equals(instantAppPkgName); 6219 final boolean isTargetInstantApp = 6220 (ai.applicationInfo.privateFlags 6221 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6222 final boolean isTargetHiddenFromInstantApp = 6223 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6224 final boolean blockResolution = 6225 !isTargetSameInstantApp 6226 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6227 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6228 && isTargetHiddenFromInstantApp)); 6229 if (!blockResolution) { 6230 final ResolveInfo ri = new ResolveInfo(); 6231 ri.activityInfo = ai; 6232 list.add(ri); 6233 } 6234 } 6235 return applyPostResolutionFilter(list, instantAppPkgName); 6236 } 6237 6238 // reader 6239 boolean sortResult = false; 6240 boolean addEphemeral = false; 6241 List<ResolveInfo> result; 6242 final String pkgName = intent.getPackage(); 6243 final boolean ephemeralDisabled = isEphemeralDisabled(); 6244 synchronized (mPackages) { 6245 if (pkgName == null) { 6246 List<CrossProfileIntentFilter> matchingFilters = 6247 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6248 // Check for results that need to skip the current profile. 6249 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6250 resolvedType, flags, userId); 6251 if (xpResolveInfo != null) { 6252 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6253 xpResult.add(xpResolveInfo); 6254 return applyPostResolutionFilter( 6255 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6256 } 6257 6258 // Check for results in the current profile. 6259 result = filterIfNotSystemUser(mActivities.queryIntent( 6260 intent, resolvedType, flags, userId), userId); 6261 addEphemeral = !ephemeralDisabled 6262 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6263 // Check for cross profile results. 6264 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6265 xpResolveInfo = queryCrossProfileIntents( 6266 matchingFilters, intent, resolvedType, flags, userId, 6267 hasNonNegativePriorityResult); 6268 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6269 boolean isVisibleToUser = filterIfNotSystemUser( 6270 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6271 if (isVisibleToUser) { 6272 result.add(xpResolveInfo); 6273 sortResult = true; 6274 } 6275 } 6276 if (hasWebURI(intent)) { 6277 CrossProfileDomainInfo xpDomainInfo = null; 6278 final UserInfo parent = getProfileParent(userId); 6279 if (parent != null) { 6280 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6281 flags, userId, parent.id); 6282 } 6283 if (xpDomainInfo != null) { 6284 if (xpResolveInfo != null) { 6285 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6286 // in the result. 6287 result.remove(xpResolveInfo); 6288 } 6289 if (result.size() == 0 && !addEphemeral) { 6290 // No result in current profile, but found candidate in parent user. 6291 // And we are not going to add emphemeral app, so we can return the 6292 // result straight away. 6293 result.add(xpDomainInfo.resolveInfo); 6294 return applyPostResolutionFilter(result, instantAppPkgName); 6295 } 6296 } else if (result.size() <= 1 && !addEphemeral) { 6297 // No result in parent user and <= 1 result in current profile, and we 6298 // are not going to add emphemeral app, so we can return the result without 6299 // further processing. 6300 return applyPostResolutionFilter(result, instantAppPkgName); 6301 } 6302 // We have more than one candidate (combining results from current and parent 6303 // profile), so we need filtering and sorting. 6304 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6305 intent, flags, result, xpDomainInfo, userId); 6306 sortResult = true; 6307 } 6308 } else { 6309 final PackageParser.Package pkg = mPackages.get(pkgName); 6310 if (pkg != null) { 6311 return applyPostResolutionFilter(filterIfNotSystemUser( 6312 mActivities.queryIntentForPackage( 6313 intent, resolvedType, flags, pkg.activities, userId), 6314 userId), instantAppPkgName); 6315 } else { 6316 // the caller wants to resolve for a particular package; however, there 6317 // were no installed results, so, try to find an ephemeral result 6318 addEphemeral = !ephemeralDisabled 6319 && isEphemeralAllowed( 6320 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6321 result = new ArrayList<ResolveInfo>(); 6322 } 6323 } 6324 } 6325 if (addEphemeral) { 6326 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6327 final InstantAppRequest requestObject = new InstantAppRequest( 6328 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6329 null /*callingPackage*/, userId); 6330 final AuxiliaryResolveInfo auxiliaryResponse = 6331 InstantAppResolver.doInstantAppResolutionPhaseOne( 6332 mContext, mInstantAppResolverConnection, requestObject); 6333 if (auxiliaryResponse != null) { 6334 if (DEBUG_EPHEMERAL) { 6335 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6336 } 6337 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6338 final PackageSetting ps = 6339 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6340 if (ps != null) { 6341 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6342 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6343 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6344 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6345 // make sure this resolver is the default 6346 ephemeralInstaller.isDefault = true; 6347 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6348 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6349 // add a non-generic filter 6350 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6351 ephemeralInstaller.filter.addDataPath( 6352 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6353 ephemeralInstaller.instantAppAvailable = true; 6354 result.add(ephemeralInstaller); 6355 } 6356 } 6357 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6358 } 6359 if (sortResult) { 6360 Collections.sort(result, mResolvePrioritySorter); 6361 } 6362 return applyPostResolutionFilter(result, instantAppPkgName); 6363 } 6364 6365 private static class CrossProfileDomainInfo { 6366 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6367 ResolveInfo resolveInfo; 6368 /* Best domain verification status of the activities found in the other profile */ 6369 int bestDomainVerificationStatus; 6370 } 6371 6372 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6373 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6374 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6375 sourceUserId)) { 6376 return null; 6377 } 6378 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6379 resolvedType, flags, parentUserId); 6380 6381 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6382 return null; 6383 } 6384 CrossProfileDomainInfo result = null; 6385 int size = resultTargetUser.size(); 6386 for (int i = 0; i < size; i++) { 6387 ResolveInfo riTargetUser = resultTargetUser.get(i); 6388 // Intent filter verification is only for filters that specify a host. So don't return 6389 // those that handle all web uris. 6390 if (riTargetUser.handleAllWebDataURI) { 6391 continue; 6392 } 6393 String packageName = riTargetUser.activityInfo.packageName; 6394 PackageSetting ps = mSettings.mPackages.get(packageName); 6395 if (ps == null) { 6396 continue; 6397 } 6398 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6399 int status = (int)(verificationState >> 32); 6400 if (result == null) { 6401 result = new CrossProfileDomainInfo(); 6402 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6403 sourceUserId, parentUserId); 6404 result.bestDomainVerificationStatus = status; 6405 } else { 6406 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6407 result.bestDomainVerificationStatus); 6408 } 6409 } 6410 // Don't consider matches with status NEVER across profiles. 6411 if (result != null && result.bestDomainVerificationStatus 6412 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6413 return null; 6414 } 6415 return result; 6416 } 6417 6418 /** 6419 * Verification statuses are ordered from the worse to the best, except for 6420 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6421 */ 6422 private int bestDomainVerificationStatus(int status1, int status2) { 6423 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6424 return status2; 6425 } 6426 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6427 return status1; 6428 } 6429 return (int) MathUtils.max(status1, status2); 6430 } 6431 6432 private boolean isUserEnabled(int userId) { 6433 long callingId = Binder.clearCallingIdentity(); 6434 try { 6435 UserInfo userInfo = sUserManager.getUserInfo(userId); 6436 return userInfo != null && userInfo.isEnabled(); 6437 } finally { 6438 Binder.restoreCallingIdentity(callingId); 6439 } 6440 } 6441 6442 /** 6443 * Filter out activities with systemUserOnly flag set, when current user is not System. 6444 * 6445 * @return filtered list 6446 */ 6447 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6448 if (userId == UserHandle.USER_SYSTEM) { 6449 return resolveInfos; 6450 } 6451 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6452 ResolveInfo info = resolveInfos.get(i); 6453 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6454 resolveInfos.remove(i); 6455 } 6456 } 6457 return resolveInfos; 6458 } 6459 6460 /** 6461 * Filters out ephemeral activities. 6462 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6463 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6464 * 6465 * @param resolveInfos The pre-filtered list of resolved activities 6466 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6467 * is performed. 6468 * @return A filtered list of resolved activities. 6469 */ 6470 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6471 String ephemeralPkgName) { 6472 // TODO: When adding on-demand split support for non-instant apps, remove this check 6473 // and always apply post filtering 6474 if (ephemeralPkgName == null) { 6475 return resolveInfos; 6476 } 6477 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6478 final ResolveInfo info = resolveInfos.get(i); 6479 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6480 // allow activities that are defined in the provided package 6481 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6482 if (info.activityInfo.splitName != null 6483 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6484 info.activityInfo.splitName)) { 6485 // requested activity is defined in a split that hasn't been installed yet. 6486 // add the installer to the resolve list 6487 if (DEBUG_EPHEMERAL) { 6488 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6489 } 6490 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6491 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6492 info.activityInfo.packageName, info.activityInfo.splitName, 6493 info.activityInfo.applicationInfo.versionCode); 6494 // make sure this resolver is the default 6495 installerInfo.isDefault = true; 6496 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6497 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6498 // add a non-generic filter 6499 installerInfo.filter = new IntentFilter(); 6500 // load resources from the correct package 6501 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6502 resolveInfos.set(i, installerInfo); 6503 } 6504 continue; 6505 } 6506 // allow activities that have been explicitly exposed to ephemeral apps 6507 if (!isEphemeralApp 6508 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6509 continue; 6510 } 6511 resolveInfos.remove(i); 6512 } 6513 return resolveInfos; 6514 } 6515 6516 /** 6517 * @param resolveInfos list of resolve infos in descending priority order 6518 * @return if the list contains a resolve info with non-negative priority 6519 */ 6520 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6521 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6522 } 6523 6524 private static boolean hasWebURI(Intent intent) { 6525 if (intent.getData() == null) { 6526 return false; 6527 } 6528 final String scheme = intent.getScheme(); 6529 if (TextUtils.isEmpty(scheme)) { 6530 return false; 6531 } 6532 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6533 } 6534 6535 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6536 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6537 int userId) { 6538 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6539 6540 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6541 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6542 candidates.size()); 6543 } 6544 6545 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6546 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6547 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6548 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6549 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6550 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6551 6552 synchronized (mPackages) { 6553 final int count = candidates.size(); 6554 // First, try to use linked apps. Partition the candidates into four lists: 6555 // one for the final results, one for the "do not use ever", one for "undefined status" 6556 // and finally one for "browser app type". 6557 for (int n=0; n<count; n++) { 6558 ResolveInfo info = candidates.get(n); 6559 String packageName = info.activityInfo.packageName; 6560 PackageSetting ps = mSettings.mPackages.get(packageName); 6561 if (ps != null) { 6562 // Add to the special match all list (Browser use case) 6563 if (info.handleAllWebDataURI) { 6564 matchAllList.add(info); 6565 continue; 6566 } 6567 // Try to get the status from User settings first 6568 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6569 int status = (int)(packedStatus >> 32); 6570 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6571 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6572 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6573 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6574 + " : linkgen=" + linkGeneration); 6575 } 6576 // Use link-enabled generation as preferredOrder, i.e. 6577 // prefer newly-enabled over earlier-enabled. 6578 info.preferredOrder = linkGeneration; 6579 alwaysList.add(info); 6580 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6581 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6582 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6583 } 6584 neverList.add(info); 6585 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6586 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6587 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6588 } 6589 alwaysAskList.add(info); 6590 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6591 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6592 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6593 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6594 } 6595 undefinedList.add(info); 6596 } 6597 } 6598 } 6599 6600 // We'll want to include browser possibilities in a few cases 6601 boolean includeBrowser = false; 6602 6603 // First try to add the "always" resolution(s) for the current user, if any 6604 if (alwaysList.size() > 0) { 6605 result.addAll(alwaysList); 6606 } else { 6607 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6608 result.addAll(undefinedList); 6609 // Maybe add one for the other profile. 6610 if (xpDomainInfo != null && ( 6611 xpDomainInfo.bestDomainVerificationStatus 6612 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6613 result.add(xpDomainInfo.resolveInfo); 6614 } 6615 includeBrowser = true; 6616 } 6617 6618 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6619 // If there were 'always' entries their preferred order has been set, so we also 6620 // back that off to make the alternatives equivalent 6621 if (alwaysAskList.size() > 0) { 6622 for (ResolveInfo i : result) { 6623 i.preferredOrder = 0; 6624 } 6625 result.addAll(alwaysAskList); 6626 includeBrowser = true; 6627 } 6628 6629 if (includeBrowser) { 6630 // Also add browsers (all of them or only the default one) 6631 if (DEBUG_DOMAIN_VERIFICATION) { 6632 Slog.v(TAG, " ...including browsers in candidate set"); 6633 } 6634 if ((matchFlags & MATCH_ALL) != 0) { 6635 result.addAll(matchAllList); 6636 } else { 6637 // Browser/generic handling case. If there's a default browser, go straight 6638 // to that (but only if there is no other higher-priority match). 6639 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6640 int maxMatchPrio = 0; 6641 ResolveInfo defaultBrowserMatch = null; 6642 final int numCandidates = matchAllList.size(); 6643 for (int n = 0; n < numCandidates; n++) { 6644 ResolveInfo info = matchAllList.get(n); 6645 // track the highest overall match priority... 6646 if (info.priority > maxMatchPrio) { 6647 maxMatchPrio = info.priority; 6648 } 6649 // ...and the highest-priority default browser match 6650 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6651 if (defaultBrowserMatch == null 6652 || (defaultBrowserMatch.priority < info.priority)) { 6653 if (debug) { 6654 Slog.v(TAG, "Considering default browser match " + info); 6655 } 6656 defaultBrowserMatch = info; 6657 } 6658 } 6659 } 6660 if (defaultBrowserMatch != null 6661 && defaultBrowserMatch.priority >= maxMatchPrio 6662 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6663 { 6664 if (debug) { 6665 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6666 } 6667 result.add(defaultBrowserMatch); 6668 } else { 6669 result.addAll(matchAllList); 6670 } 6671 } 6672 6673 // If there is nothing selected, add all candidates and remove the ones that the user 6674 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6675 if (result.size() == 0) { 6676 result.addAll(candidates); 6677 result.removeAll(neverList); 6678 } 6679 } 6680 } 6681 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6682 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6683 result.size()); 6684 for (ResolveInfo info : result) { 6685 Slog.v(TAG, " + " + info.activityInfo); 6686 } 6687 } 6688 return result; 6689 } 6690 6691 // Returns a packed value as a long: 6692 // 6693 // high 'int'-sized word: link status: undefined/ask/never/always. 6694 // low 'int'-sized word: relative priority among 'always' results. 6695 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6696 long result = ps.getDomainVerificationStatusForUser(userId); 6697 // if none available, get the master status 6698 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6699 if (ps.getIntentFilterVerificationInfo() != null) { 6700 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6701 } 6702 } 6703 return result; 6704 } 6705 6706 private ResolveInfo querySkipCurrentProfileIntents( 6707 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6708 int flags, int sourceUserId) { 6709 if (matchingFilters != null) { 6710 int size = matchingFilters.size(); 6711 for (int i = 0; i < size; i ++) { 6712 CrossProfileIntentFilter filter = matchingFilters.get(i); 6713 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6714 // Checking if there are activities in the target user that can handle the 6715 // intent. 6716 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6717 resolvedType, flags, sourceUserId); 6718 if (resolveInfo != null) { 6719 return resolveInfo; 6720 } 6721 } 6722 } 6723 } 6724 return null; 6725 } 6726 6727 // Return matching ResolveInfo in target user if any. 6728 private ResolveInfo queryCrossProfileIntents( 6729 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6730 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6731 if (matchingFilters != null) { 6732 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6733 // match the same intent. For performance reasons, it is better not to 6734 // run queryIntent twice for the same userId 6735 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6736 int size = matchingFilters.size(); 6737 for (int i = 0; i < size; i++) { 6738 CrossProfileIntentFilter filter = matchingFilters.get(i); 6739 int targetUserId = filter.getTargetUserId(); 6740 boolean skipCurrentProfile = 6741 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6742 boolean skipCurrentProfileIfNoMatchFound = 6743 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6744 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6745 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6746 // Checking if there are activities in the target user that can handle the 6747 // intent. 6748 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6749 resolvedType, flags, sourceUserId); 6750 if (resolveInfo != null) return resolveInfo; 6751 alreadyTriedUserIds.put(targetUserId, true); 6752 } 6753 } 6754 } 6755 return null; 6756 } 6757 6758 /** 6759 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6760 * will forward the intent to the filter's target user. 6761 * Otherwise, returns null. 6762 */ 6763 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6764 String resolvedType, int flags, int sourceUserId) { 6765 int targetUserId = filter.getTargetUserId(); 6766 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6767 resolvedType, flags, targetUserId); 6768 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6769 // If all the matches in the target profile are suspended, return null. 6770 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6771 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6772 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6773 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6774 targetUserId); 6775 } 6776 } 6777 } 6778 return null; 6779 } 6780 6781 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6782 int sourceUserId, int targetUserId) { 6783 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6784 long ident = Binder.clearCallingIdentity(); 6785 boolean targetIsProfile; 6786 try { 6787 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6788 } finally { 6789 Binder.restoreCallingIdentity(ident); 6790 } 6791 String className; 6792 if (targetIsProfile) { 6793 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6794 } else { 6795 className = FORWARD_INTENT_TO_PARENT; 6796 } 6797 ComponentName forwardingActivityComponentName = new ComponentName( 6798 mAndroidApplication.packageName, className); 6799 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6800 sourceUserId); 6801 if (!targetIsProfile) { 6802 forwardingActivityInfo.showUserIcon = targetUserId; 6803 forwardingResolveInfo.noResourceId = true; 6804 } 6805 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6806 forwardingResolveInfo.priority = 0; 6807 forwardingResolveInfo.preferredOrder = 0; 6808 forwardingResolveInfo.match = 0; 6809 forwardingResolveInfo.isDefault = true; 6810 forwardingResolveInfo.filter = filter; 6811 forwardingResolveInfo.targetUserId = targetUserId; 6812 return forwardingResolveInfo; 6813 } 6814 6815 @Override 6816 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6817 Intent[] specifics, String[] specificTypes, Intent intent, 6818 String resolvedType, int flags, int userId) { 6819 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6820 specificTypes, intent, resolvedType, flags, userId)); 6821 } 6822 6823 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6824 Intent[] specifics, String[] specificTypes, Intent intent, 6825 String resolvedType, int flags, int userId) { 6826 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6827 final int callingUid = Binder.getCallingUid(); 6828 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 6829 false /*includeInstantApps*/); 6830 enforceCrossUserPermission(callingUid, userId, 6831 false /*requireFullPermission*/, false /*checkShell*/, 6832 "query intent activity options"); 6833 final String resultsAction = intent.getAction(); 6834 6835 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6836 | PackageManager.GET_RESOLVED_FILTER, userId); 6837 6838 if (DEBUG_INTENT_MATCHING) { 6839 Log.v(TAG, "Query " + intent + ": " + results); 6840 } 6841 6842 int specificsPos = 0; 6843 int N; 6844 6845 // todo: note that the algorithm used here is O(N^2). This 6846 // isn't a problem in our current environment, but if we start running 6847 // into situations where we have more than 5 or 10 matches then this 6848 // should probably be changed to something smarter... 6849 6850 // First we go through and resolve each of the specific items 6851 // that were supplied, taking care of removing any corresponding 6852 // duplicate items in the generic resolve list. 6853 if (specifics != null) { 6854 for (int i=0; i<specifics.length; i++) { 6855 final Intent sintent = specifics[i]; 6856 if (sintent == null) { 6857 continue; 6858 } 6859 6860 if (DEBUG_INTENT_MATCHING) { 6861 Log.v(TAG, "Specific #" + i + ": " + sintent); 6862 } 6863 6864 String action = sintent.getAction(); 6865 if (resultsAction != null && resultsAction.equals(action)) { 6866 // If this action was explicitly requested, then don't 6867 // remove things that have it. 6868 action = null; 6869 } 6870 6871 ResolveInfo ri = null; 6872 ActivityInfo ai = null; 6873 6874 ComponentName comp = sintent.getComponent(); 6875 if (comp == null) { 6876 ri = resolveIntent( 6877 sintent, 6878 specificTypes != null ? specificTypes[i] : null, 6879 flags, userId); 6880 if (ri == null) { 6881 continue; 6882 } 6883 if (ri == mResolveInfo) { 6884 // ACK! Must do something better with this. 6885 } 6886 ai = ri.activityInfo; 6887 comp = new ComponentName(ai.applicationInfo.packageName, 6888 ai.name); 6889 } else { 6890 ai = getActivityInfo(comp, flags, userId); 6891 if (ai == null) { 6892 continue; 6893 } 6894 } 6895 6896 // Look for any generic query activities that are duplicates 6897 // of this specific one, and remove them from the results. 6898 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6899 N = results.size(); 6900 int j; 6901 for (j=specificsPos; j<N; j++) { 6902 ResolveInfo sri = results.get(j); 6903 if ((sri.activityInfo.name.equals(comp.getClassName()) 6904 && sri.activityInfo.applicationInfo.packageName.equals( 6905 comp.getPackageName())) 6906 || (action != null && sri.filter.matchAction(action))) { 6907 results.remove(j); 6908 if (DEBUG_INTENT_MATCHING) Log.v( 6909 TAG, "Removing duplicate item from " + j 6910 + " due to specific " + specificsPos); 6911 if (ri == null) { 6912 ri = sri; 6913 } 6914 j--; 6915 N--; 6916 } 6917 } 6918 6919 // Add this specific item to its proper place. 6920 if (ri == null) { 6921 ri = new ResolveInfo(); 6922 ri.activityInfo = ai; 6923 } 6924 results.add(specificsPos, ri); 6925 ri.specificIndex = i; 6926 specificsPos++; 6927 } 6928 } 6929 6930 // Now we go through the remaining generic results and remove any 6931 // duplicate actions that are found here. 6932 N = results.size(); 6933 for (int i=specificsPos; i<N-1; i++) { 6934 final ResolveInfo rii = results.get(i); 6935 if (rii.filter == null) { 6936 continue; 6937 } 6938 6939 // Iterate over all of the actions of this result's intent 6940 // filter... typically this should be just one. 6941 final Iterator<String> it = rii.filter.actionsIterator(); 6942 if (it == null) { 6943 continue; 6944 } 6945 while (it.hasNext()) { 6946 final String action = it.next(); 6947 if (resultsAction != null && resultsAction.equals(action)) { 6948 // If this action was explicitly requested, then don't 6949 // remove things that have it. 6950 continue; 6951 } 6952 for (int j=i+1; j<N; j++) { 6953 final ResolveInfo rij = results.get(j); 6954 if (rij.filter != null && rij.filter.hasAction(action)) { 6955 results.remove(j); 6956 if (DEBUG_INTENT_MATCHING) Log.v( 6957 TAG, "Removing duplicate item from " + j 6958 + " due to action " + action + " at " + i); 6959 j--; 6960 N--; 6961 } 6962 } 6963 } 6964 6965 // If the caller didn't request filter information, drop it now 6966 // so we don't have to marshall/unmarshall it. 6967 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6968 rii.filter = null; 6969 } 6970 } 6971 6972 // Filter out the caller activity if so requested. 6973 if (caller != null) { 6974 N = results.size(); 6975 for (int i=0; i<N; i++) { 6976 ActivityInfo ainfo = results.get(i).activityInfo; 6977 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6978 && caller.getClassName().equals(ainfo.name)) { 6979 results.remove(i); 6980 break; 6981 } 6982 } 6983 } 6984 6985 // If the caller didn't request filter information, 6986 // drop them now so we don't have to 6987 // marshall/unmarshall it. 6988 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6989 N = results.size(); 6990 for (int i=0; i<N; i++) { 6991 results.get(i).filter = null; 6992 } 6993 } 6994 6995 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6996 return results; 6997 } 6998 6999 @Override 7000 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7001 String resolvedType, int flags, int userId) { 7002 return new ParceledListSlice<>( 7003 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 7004 } 7005 7006 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7007 String resolvedType, int flags, int userId) { 7008 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7009 final int callingUid = Binder.getCallingUid(); 7010 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7011 false /*includeInstantApps*/); 7012 ComponentName comp = intent.getComponent(); 7013 if (comp == null) { 7014 if (intent.getSelector() != null) { 7015 intent = intent.getSelector(); 7016 comp = intent.getComponent(); 7017 } 7018 } 7019 if (comp != null) { 7020 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7021 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7022 if (ai != null) { 7023 ResolveInfo ri = new ResolveInfo(); 7024 ri.activityInfo = ai; 7025 list.add(ri); 7026 } 7027 return list; 7028 } 7029 7030 // reader 7031 synchronized (mPackages) { 7032 String pkgName = intent.getPackage(); 7033 if (pkgName == null) { 7034 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7035 } 7036 final PackageParser.Package pkg = mPackages.get(pkgName); 7037 if (pkg != null) { 7038 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7039 userId); 7040 } 7041 return Collections.emptyList(); 7042 } 7043 } 7044 7045 @Override 7046 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7047 final int callingUid = Binder.getCallingUid(); 7048 return resolveServiceInternal( 7049 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7050 } 7051 7052 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7053 int userId, int callingUid, boolean includeInstantApps) { 7054 if (!sUserManager.exists(userId)) return null; 7055 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7056 List<ResolveInfo> query = queryIntentServicesInternal( 7057 intent, resolvedType, flags, userId, callingUid, includeInstantApps); 7058 if (query != null) { 7059 if (query.size() >= 1) { 7060 // If there is more than one service with the same priority, 7061 // just arbitrarily pick the first one. 7062 return query.get(0); 7063 } 7064 } 7065 return null; 7066 } 7067 7068 @Override 7069 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7070 String resolvedType, int flags, int userId) { 7071 final int callingUid = Binder.getCallingUid(); 7072 return new ParceledListSlice<>(queryIntentServicesInternal( 7073 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7074 } 7075 7076 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7077 String resolvedType, int flags, int userId, int callingUid, 7078 boolean includeInstantApps) { 7079 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7080 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7081 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7082 ComponentName comp = intent.getComponent(); 7083 if (comp == null) { 7084 if (intent.getSelector() != null) { 7085 intent = intent.getSelector(); 7086 comp = intent.getComponent(); 7087 } 7088 } 7089 if (comp != null) { 7090 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7091 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7092 if (si != null) { 7093 // When specifying an explicit component, we prevent the service from being 7094 // used when either 1) the service is in an instant application and the 7095 // caller is not the same instant application or 2) the calling package is 7096 // ephemeral and the activity is not visible to ephemeral applications. 7097 final boolean matchVisibleToInstantAppOnly = 7098 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7099 final boolean isCallerInstantApp = 7100 instantAppPkgName != null; 7101 final boolean isTargetSameInstantApp = 7102 comp.getPackageName().equals(instantAppPkgName); 7103 final boolean isTargetHiddenFromInstantApp = 7104 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7105 final boolean blockResolution = 7106 !isTargetSameInstantApp 7107 && ((matchVisibleToInstantAppOnly && isCallerInstantApp 7108 && isTargetHiddenFromInstantApp)); 7109 if (!blockResolution) { 7110 final ResolveInfo ri = new ResolveInfo(); 7111 ri.serviceInfo = si; 7112 list.add(ri); 7113 } 7114 } 7115 return list; 7116 } 7117 7118 // reader 7119 synchronized (mPackages) { 7120 String pkgName = intent.getPackage(); 7121 if (pkgName == null) { 7122 return applyPostServiceResolutionFilter( 7123 mServices.queryIntent(intent, resolvedType, flags, userId), 7124 instantAppPkgName); 7125 } 7126 final PackageParser.Package pkg = mPackages.get(pkgName); 7127 if (pkg != null) { 7128 return applyPostServiceResolutionFilter( 7129 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7130 userId), 7131 instantAppPkgName); 7132 } 7133 return Collections.emptyList(); 7134 } 7135 } 7136 7137 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7138 String instantAppPkgName) { 7139 // TODO: When adding on-demand split support for non-instant apps, remove this check 7140 // and always apply post filtering 7141 if (instantAppPkgName == null) { 7142 return resolveInfos; 7143 } 7144 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7145 final ResolveInfo info = resolveInfos.get(i); 7146 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7147 // allow services that are defined in the provided package 7148 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7149 if (info.serviceInfo.splitName != null 7150 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7151 info.serviceInfo.splitName)) { 7152 // requested service is defined in a split that hasn't been installed yet. 7153 // add the installer to the resolve list 7154 if (DEBUG_EPHEMERAL) { 7155 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7156 } 7157 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7158 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7159 info.serviceInfo.packageName, info.serviceInfo.splitName, 7160 info.serviceInfo.applicationInfo.versionCode); 7161 // make sure this resolver is the default 7162 installerInfo.isDefault = true; 7163 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7164 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7165 // add a non-generic filter 7166 installerInfo.filter = new IntentFilter(); 7167 // load resources from the correct package 7168 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7169 resolveInfos.set(i, installerInfo); 7170 } 7171 continue; 7172 } 7173 // allow services that have been explicitly exposed to ephemeral apps 7174 if (!isEphemeralApp 7175 && ((info.serviceInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7176 continue; 7177 } 7178 resolveInfos.remove(i); 7179 } 7180 return resolveInfos; 7181 } 7182 7183 @Override 7184 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7185 String resolvedType, int flags, int userId) { 7186 return new ParceledListSlice<>( 7187 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7188 } 7189 7190 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7191 Intent intent, String resolvedType, int flags, int userId) { 7192 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7193 final int callingUid = Binder.getCallingUid(); 7194 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7195 false /*includeInstantApps*/); 7196 ComponentName comp = intent.getComponent(); 7197 if (comp == null) { 7198 if (intent.getSelector() != null) { 7199 intent = intent.getSelector(); 7200 comp = intent.getComponent(); 7201 } 7202 } 7203 if (comp != null) { 7204 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7205 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7206 if (pi != null) { 7207 final ResolveInfo ri = new ResolveInfo(); 7208 ri.providerInfo = pi; 7209 list.add(ri); 7210 } 7211 return list; 7212 } 7213 7214 // reader 7215 synchronized (mPackages) { 7216 String pkgName = intent.getPackage(); 7217 if (pkgName == null) { 7218 return mProviders.queryIntent(intent, resolvedType, flags, userId); 7219 } 7220 final PackageParser.Package pkg = mPackages.get(pkgName); 7221 if (pkg != null) { 7222 return mProviders.queryIntentForPackage( 7223 intent, resolvedType, flags, pkg.providers, userId); 7224 } 7225 return Collections.emptyList(); 7226 } 7227 } 7228 7229 @Override 7230 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7231 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7232 flags = updateFlagsForPackage(flags, userId, null); 7233 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7234 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7235 true /* requireFullPermission */, false /* checkShell */, 7236 "get installed packages"); 7237 7238 // writer 7239 synchronized (mPackages) { 7240 ArrayList<PackageInfo> list; 7241 if (listUninstalled) { 7242 list = new ArrayList<>(mSettings.mPackages.size()); 7243 for (PackageSetting ps : mSettings.mPackages.values()) { 7244 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7245 continue; 7246 } 7247 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7248 if (pi != null) { 7249 list.add(pi); 7250 } 7251 } 7252 } else { 7253 list = new ArrayList<>(mPackages.size()); 7254 for (PackageParser.Package p : mPackages.values()) { 7255 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7256 Binder.getCallingUid(), userId)) { 7257 continue; 7258 } 7259 final PackageInfo pi = generatePackageInfo((PackageSetting) 7260 p.mExtras, flags, userId); 7261 if (pi != null) { 7262 list.add(pi); 7263 } 7264 } 7265 } 7266 7267 return new ParceledListSlice<>(list); 7268 } 7269 } 7270 7271 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7272 String[] permissions, boolean[] tmp, int flags, int userId) { 7273 int numMatch = 0; 7274 final PermissionsState permissionsState = ps.getPermissionsState(); 7275 for (int i=0; i<permissions.length; i++) { 7276 final String permission = permissions[i]; 7277 if (permissionsState.hasPermission(permission, userId)) { 7278 tmp[i] = true; 7279 numMatch++; 7280 } else { 7281 tmp[i] = false; 7282 } 7283 } 7284 if (numMatch == 0) { 7285 return; 7286 } 7287 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7288 7289 // The above might return null in cases of uninstalled apps or install-state 7290 // skew across users/profiles. 7291 if (pi != null) { 7292 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7293 if (numMatch == permissions.length) { 7294 pi.requestedPermissions = permissions; 7295 } else { 7296 pi.requestedPermissions = new String[numMatch]; 7297 numMatch = 0; 7298 for (int i=0; i<permissions.length; i++) { 7299 if (tmp[i]) { 7300 pi.requestedPermissions[numMatch] = permissions[i]; 7301 numMatch++; 7302 } 7303 } 7304 } 7305 } 7306 list.add(pi); 7307 } 7308 } 7309 7310 @Override 7311 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7312 String[] permissions, int flags, int userId) { 7313 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7314 flags = updateFlagsForPackage(flags, userId, permissions); 7315 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7316 true /* requireFullPermission */, false /* checkShell */, 7317 "get packages holding permissions"); 7318 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7319 7320 // writer 7321 synchronized (mPackages) { 7322 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7323 boolean[] tmpBools = new boolean[permissions.length]; 7324 if (listUninstalled) { 7325 for (PackageSetting ps : mSettings.mPackages.values()) { 7326 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7327 userId); 7328 } 7329 } else { 7330 for (PackageParser.Package pkg : mPackages.values()) { 7331 PackageSetting ps = (PackageSetting)pkg.mExtras; 7332 if (ps != null) { 7333 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7334 userId); 7335 } 7336 } 7337 } 7338 7339 return new ParceledListSlice<PackageInfo>(list); 7340 } 7341 } 7342 7343 @Override 7344 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7345 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7346 flags = updateFlagsForApplication(flags, userId, null); 7347 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7348 7349 // writer 7350 synchronized (mPackages) { 7351 ArrayList<ApplicationInfo> list; 7352 if (listUninstalled) { 7353 list = new ArrayList<>(mSettings.mPackages.size()); 7354 for (PackageSetting ps : mSettings.mPackages.values()) { 7355 ApplicationInfo ai; 7356 int effectiveFlags = flags; 7357 if (ps.isSystem()) { 7358 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7359 } 7360 if (ps.pkg != null) { 7361 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7362 continue; 7363 } 7364 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7365 ps.readUserState(userId), userId); 7366 if (ai != null) { 7367 rebaseEnabledOverlays(ai, userId); 7368 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7369 } 7370 } else { 7371 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7372 // and already converts to externally visible package name 7373 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7374 Binder.getCallingUid(), effectiveFlags, userId); 7375 } 7376 if (ai != null) { 7377 list.add(ai); 7378 } 7379 } 7380 } else { 7381 list = new ArrayList<>(mPackages.size()); 7382 for (PackageParser.Package p : mPackages.values()) { 7383 if (p.mExtras != null) { 7384 PackageSetting ps = (PackageSetting) p.mExtras; 7385 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7386 continue; 7387 } 7388 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7389 ps.readUserState(userId), userId); 7390 if (ai != null) { 7391 rebaseEnabledOverlays(ai, userId); 7392 ai.packageName = resolveExternalPackageNameLPr(p); 7393 list.add(ai); 7394 } 7395 } 7396 } 7397 } 7398 7399 return new ParceledListSlice<>(list); 7400 } 7401 } 7402 7403 @Override 7404 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7405 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7406 return null; 7407 } 7408 7409 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7410 "getEphemeralApplications"); 7411 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7412 true /* requireFullPermission */, false /* checkShell */, 7413 "getEphemeralApplications"); 7414 synchronized (mPackages) { 7415 List<InstantAppInfo> instantApps = mInstantAppRegistry 7416 .getInstantAppsLPr(userId); 7417 if (instantApps != null) { 7418 return new ParceledListSlice<>(instantApps); 7419 } 7420 } 7421 return null; 7422 } 7423 7424 @Override 7425 public boolean isInstantApp(String packageName, int userId) { 7426 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7427 true /* requireFullPermission */, false /* checkShell */, 7428 "isInstantApp"); 7429 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7430 return false; 7431 } 7432 int uid = Binder.getCallingUid(); 7433 if (Process.isIsolated(uid)) { 7434 uid = mIsolatedOwners.get(uid); 7435 } 7436 7437 synchronized (mPackages) { 7438 final PackageSetting ps = mSettings.mPackages.get(packageName); 7439 PackageParser.Package pkg = mPackages.get(packageName); 7440 final boolean returnAllowed = 7441 ps != null 7442 && (isCallerSameApp(packageName, uid) 7443 || mContext.checkCallingOrSelfPermission( 7444 android.Manifest.permission.ACCESS_INSTANT_APPS) 7445 == PERMISSION_GRANTED 7446 || mInstantAppRegistry.isInstantAccessGranted( 7447 userId, UserHandle.getAppId(uid), ps.appId)); 7448 if (returnAllowed) { 7449 return ps.getInstantApp(userId); 7450 } 7451 } 7452 return false; 7453 } 7454 7455 @Override 7456 public byte[] getInstantAppCookie(String packageName, int userId) { 7457 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7458 return null; 7459 } 7460 7461 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7462 true /* requireFullPermission */, false /* checkShell */, 7463 "getInstantAppCookie"); 7464 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7465 return null; 7466 } 7467 synchronized (mPackages) { 7468 return mInstantAppRegistry.getInstantAppCookieLPw( 7469 packageName, userId); 7470 } 7471 } 7472 7473 @Override 7474 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7475 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7476 return true; 7477 } 7478 7479 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7480 true /* requireFullPermission */, true /* checkShell */, 7481 "setInstantAppCookie"); 7482 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7483 return false; 7484 } 7485 synchronized (mPackages) { 7486 return mInstantAppRegistry.setInstantAppCookieLPw( 7487 packageName, cookie, userId); 7488 } 7489 } 7490 7491 @Override 7492 public Bitmap getInstantAppIcon(String packageName, int userId) { 7493 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7494 return null; 7495 } 7496 7497 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7498 "getInstantAppIcon"); 7499 7500 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7501 true /* requireFullPermission */, false /* checkShell */, 7502 "getInstantAppIcon"); 7503 7504 synchronized (mPackages) { 7505 return mInstantAppRegistry.getInstantAppIconLPw( 7506 packageName, userId); 7507 } 7508 } 7509 7510 private boolean isCallerSameApp(String packageName, int uid) { 7511 PackageParser.Package pkg = mPackages.get(packageName); 7512 return pkg != null 7513 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7514 } 7515 7516 @Override 7517 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7518 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7519 } 7520 7521 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7522 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7523 7524 // reader 7525 synchronized (mPackages) { 7526 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7527 final int userId = UserHandle.getCallingUserId(); 7528 while (i.hasNext()) { 7529 final PackageParser.Package p = i.next(); 7530 if (p.applicationInfo == null) continue; 7531 7532 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7533 && !p.applicationInfo.isDirectBootAware(); 7534 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7535 && p.applicationInfo.isDirectBootAware(); 7536 7537 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7538 && (!mSafeMode || isSystemApp(p)) 7539 && (matchesUnaware || matchesAware)) { 7540 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7541 if (ps != null) { 7542 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7543 ps.readUserState(userId), userId); 7544 if (ai != null) { 7545 rebaseEnabledOverlays(ai, userId); 7546 finalList.add(ai); 7547 } 7548 } 7549 } 7550 } 7551 } 7552 7553 return finalList; 7554 } 7555 7556 @Override 7557 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7558 if (!sUserManager.exists(userId)) return null; 7559 flags = updateFlagsForComponent(flags, userId, name); 7560 // reader 7561 synchronized (mPackages) { 7562 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7563 PackageSetting ps = provider != null 7564 ? mSettings.mPackages.get(provider.owner.packageName) 7565 : null; 7566 return ps != null 7567 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7568 ? PackageParser.generateProviderInfo(provider, flags, 7569 ps.readUserState(userId), userId) 7570 : null; 7571 } 7572 } 7573 7574 /** 7575 * @deprecated 7576 */ 7577 @Deprecated 7578 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7579 // reader 7580 synchronized (mPackages) { 7581 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7582 .entrySet().iterator(); 7583 final int userId = UserHandle.getCallingUserId(); 7584 while (i.hasNext()) { 7585 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7586 PackageParser.Provider p = entry.getValue(); 7587 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7588 7589 if (ps != null && p.syncable 7590 && (!mSafeMode || (p.info.applicationInfo.flags 7591 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7592 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7593 ps.readUserState(userId), userId); 7594 if (info != null) { 7595 outNames.add(entry.getKey()); 7596 outInfo.add(info); 7597 } 7598 } 7599 } 7600 } 7601 } 7602 7603 @Override 7604 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7605 int uid, int flags, String metaDataKey) { 7606 final int userId = processName != null ? UserHandle.getUserId(uid) 7607 : UserHandle.getCallingUserId(); 7608 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7609 flags = updateFlagsForComponent(flags, userId, processName); 7610 7611 ArrayList<ProviderInfo> finalList = null; 7612 // reader 7613 synchronized (mPackages) { 7614 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7615 while (i.hasNext()) { 7616 final PackageParser.Provider p = i.next(); 7617 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7618 if (ps != null && p.info.authority != null 7619 && (processName == null 7620 || (p.info.processName.equals(processName) 7621 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7622 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7623 7624 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7625 // parameter. 7626 if (metaDataKey != null 7627 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7628 continue; 7629 } 7630 7631 if (finalList == null) { 7632 finalList = new ArrayList<ProviderInfo>(3); 7633 } 7634 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7635 ps.readUserState(userId), userId); 7636 if (info != null) { 7637 finalList.add(info); 7638 } 7639 } 7640 } 7641 } 7642 7643 if (finalList != null) { 7644 Collections.sort(finalList, mProviderInitOrderSorter); 7645 return new ParceledListSlice<ProviderInfo>(finalList); 7646 } 7647 7648 return ParceledListSlice.emptyList(); 7649 } 7650 7651 @Override 7652 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7653 // reader 7654 synchronized (mPackages) { 7655 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7656 return PackageParser.generateInstrumentationInfo(i, flags); 7657 } 7658 } 7659 7660 @Override 7661 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7662 String targetPackage, int flags) { 7663 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7664 } 7665 7666 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7667 int flags) { 7668 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7669 7670 // reader 7671 synchronized (mPackages) { 7672 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7673 while (i.hasNext()) { 7674 final PackageParser.Instrumentation p = i.next(); 7675 if (targetPackage == null 7676 || targetPackage.equals(p.info.targetPackage)) { 7677 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7678 flags); 7679 if (ii != null) { 7680 finalList.add(ii); 7681 } 7682 } 7683 } 7684 } 7685 7686 return finalList; 7687 } 7688 7689 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7690 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7691 try { 7692 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7693 } finally { 7694 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7695 } 7696 } 7697 7698 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7699 final File[] files = dir.listFiles(); 7700 if (ArrayUtils.isEmpty(files)) { 7701 Log.d(TAG, "No files in app dir " + dir); 7702 return; 7703 } 7704 7705 if (DEBUG_PACKAGE_SCANNING) { 7706 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7707 + " flags=0x" + Integer.toHexString(parseFlags)); 7708 } 7709 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7710 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7711 7712 // Submit files for parsing in parallel 7713 int fileCount = 0; 7714 for (File file : files) { 7715 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7716 && !PackageInstallerService.isStageName(file.getName()); 7717 if (!isPackage) { 7718 // Ignore entries which are not packages 7719 continue; 7720 } 7721 parallelPackageParser.submit(file, parseFlags); 7722 fileCount++; 7723 } 7724 7725 // Process results one by one 7726 for (; fileCount > 0; fileCount--) { 7727 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7728 Throwable throwable = parseResult.throwable; 7729 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7730 7731 if (throwable == null) { 7732 // Static shared libraries have synthetic package names 7733 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7734 renameStaticSharedLibraryPackage(parseResult.pkg); 7735 } 7736 try { 7737 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7738 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7739 currentTime, null); 7740 } 7741 } catch (PackageManagerException e) { 7742 errorCode = e.error; 7743 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7744 } 7745 } else if (throwable instanceof PackageParser.PackageParserException) { 7746 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7747 throwable; 7748 errorCode = e.error; 7749 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7750 } else { 7751 throw new IllegalStateException("Unexpected exception occurred while parsing " 7752 + parseResult.scanFile, throwable); 7753 } 7754 7755 // Delete invalid userdata apps 7756 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7757 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7758 logCriticalInfo(Log.WARN, 7759 "Deleting invalid package at " + parseResult.scanFile); 7760 removeCodePathLI(parseResult.scanFile); 7761 } 7762 } 7763 parallelPackageParser.close(); 7764 } 7765 7766 private static File getSettingsProblemFile() { 7767 File dataDir = Environment.getDataDirectory(); 7768 File systemDir = new File(dataDir, "system"); 7769 File fname = new File(systemDir, "uiderrors.txt"); 7770 return fname; 7771 } 7772 7773 static void reportSettingsProblem(int priority, String msg) { 7774 logCriticalInfo(priority, msg); 7775 } 7776 7777 public static void logCriticalInfo(int priority, String msg) { 7778 Slog.println(priority, TAG, msg); 7779 EventLogTags.writePmCriticalInfo(msg); 7780 try { 7781 File fname = getSettingsProblemFile(); 7782 FileOutputStream out = new FileOutputStream(fname, true); 7783 PrintWriter pw = new FastPrintWriter(out); 7784 SimpleDateFormat formatter = new SimpleDateFormat(); 7785 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7786 pw.println(dateString + ": " + msg); 7787 pw.close(); 7788 FileUtils.setPermissions( 7789 fname.toString(), 7790 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7791 -1, -1); 7792 } catch (java.io.IOException e) { 7793 } 7794 } 7795 7796 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7797 if (srcFile.isDirectory()) { 7798 final File baseFile = new File(pkg.baseCodePath); 7799 long maxModifiedTime = baseFile.lastModified(); 7800 if (pkg.splitCodePaths != null) { 7801 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7802 final File splitFile = new File(pkg.splitCodePaths[i]); 7803 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7804 } 7805 } 7806 return maxModifiedTime; 7807 } 7808 return srcFile.lastModified(); 7809 } 7810 7811 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7812 final int policyFlags) throws PackageManagerException { 7813 // When upgrading from pre-N MR1, verify the package time stamp using the package 7814 // directory and not the APK file. 7815 final long lastModifiedTime = mIsPreNMR1Upgrade 7816 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7817 if (ps != null 7818 && ps.codePath.equals(srcFile) 7819 && ps.timeStamp == lastModifiedTime 7820 && !isCompatSignatureUpdateNeeded(pkg) 7821 && !isRecoverSignatureUpdateNeeded(pkg)) { 7822 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7823 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7824 ArraySet<PublicKey> signingKs; 7825 synchronized (mPackages) { 7826 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7827 } 7828 if (ps.signatures.mSignatures != null 7829 && ps.signatures.mSignatures.length != 0 7830 && signingKs != null) { 7831 // Optimization: reuse the existing cached certificates 7832 // if the package appears to be unchanged. 7833 pkg.mSignatures = ps.signatures.mSignatures; 7834 pkg.mSigningKeys = signingKs; 7835 return; 7836 } 7837 7838 Slog.w(TAG, "PackageSetting for " + ps.name 7839 + " is missing signatures. Collecting certs again to recover them."); 7840 } else { 7841 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7842 } 7843 7844 try { 7845 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7846 PackageParser.collectCertificates(pkg, policyFlags); 7847 } catch (PackageParserException e) { 7848 throw PackageManagerException.from(e); 7849 } finally { 7850 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7851 } 7852 } 7853 7854 /** 7855 * Traces a package scan. 7856 * @see #scanPackageLI(File, int, int, long, UserHandle) 7857 */ 7858 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7859 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7860 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7861 try { 7862 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7863 } finally { 7864 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7865 } 7866 } 7867 7868 /** 7869 * Scans a package and returns the newly parsed package. 7870 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7871 */ 7872 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7873 long currentTime, UserHandle user) throws PackageManagerException { 7874 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7875 PackageParser pp = new PackageParser(); 7876 pp.setSeparateProcesses(mSeparateProcesses); 7877 pp.setOnlyCoreApps(mOnlyCore); 7878 pp.setDisplayMetrics(mMetrics); 7879 pp.setCallback(mPackageParserCallback); 7880 7881 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7882 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7883 } 7884 7885 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7886 final PackageParser.Package pkg; 7887 try { 7888 pkg = pp.parsePackage(scanFile, parseFlags); 7889 } catch (PackageParserException e) { 7890 throw PackageManagerException.from(e); 7891 } finally { 7892 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7893 } 7894 7895 // Static shared libraries have synthetic package names 7896 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7897 renameStaticSharedLibraryPackage(pkg); 7898 } 7899 7900 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7901 } 7902 7903 /** 7904 * Scans a package and returns the newly parsed package. 7905 * @throws PackageManagerException on a parse error. 7906 */ 7907 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7908 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7909 throws PackageManagerException { 7910 // If the package has children and this is the first dive in the function 7911 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7912 // packages (parent and children) would be successfully scanned before the 7913 // actual scan since scanning mutates internal state and we want to atomically 7914 // install the package and its children. 7915 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7916 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7917 scanFlags |= SCAN_CHECK_ONLY; 7918 } 7919 } else { 7920 scanFlags &= ~SCAN_CHECK_ONLY; 7921 } 7922 7923 // Scan the parent 7924 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7925 scanFlags, currentTime, user); 7926 7927 // Scan the children 7928 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7929 for (int i = 0; i < childCount; i++) { 7930 PackageParser.Package childPackage = pkg.childPackages.get(i); 7931 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7932 currentTime, user); 7933 } 7934 7935 7936 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7937 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7938 } 7939 7940 return scannedPkg; 7941 } 7942 7943 /** 7944 * Scans a package and returns the newly parsed package. 7945 * @throws PackageManagerException on a parse error. 7946 */ 7947 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7948 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7949 throws PackageManagerException { 7950 PackageSetting ps = null; 7951 PackageSetting updatedPkg; 7952 // reader 7953 synchronized (mPackages) { 7954 // Look to see if we already know about this package. 7955 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7956 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7957 // This package has been renamed to its original name. Let's 7958 // use that. 7959 ps = mSettings.getPackageLPr(oldName); 7960 } 7961 // If there was no original package, see one for the real package name. 7962 if (ps == null) { 7963 ps = mSettings.getPackageLPr(pkg.packageName); 7964 } 7965 // Check to see if this package could be hiding/updating a system 7966 // package. Must look for it either under the original or real 7967 // package name depending on our state. 7968 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7969 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7970 7971 // If this is a package we don't know about on the system partition, we 7972 // may need to remove disabled child packages on the system partition 7973 // or may need to not add child packages if the parent apk is updated 7974 // on the data partition and no longer defines this child package. 7975 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7976 // If this is a parent package for an updated system app and this system 7977 // app got an OTA update which no longer defines some of the child packages 7978 // we have to prune them from the disabled system packages. 7979 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7980 if (disabledPs != null) { 7981 final int scannedChildCount = (pkg.childPackages != null) 7982 ? pkg.childPackages.size() : 0; 7983 final int disabledChildCount = disabledPs.childPackageNames != null 7984 ? disabledPs.childPackageNames.size() : 0; 7985 for (int i = 0; i < disabledChildCount; i++) { 7986 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7987 boolean disabledPackageAvailable = false; 7988 for (int j = 0; j < scannedChildCount; j++) { 7989 PackageParser.Package childPkg = pkg.childPackages.get(j); 7990 if (childPkg.packageName.equals(disabledChildPackageName)) { 7991 disabledPackageAvailable = true; 7992 break; 7993 } 7994 } 7995 if (!disabledPackageAvailable) { 7996 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7997 } 7998 } 7999 } 8000 } 8001 } 8002 8003 boolean updatedPkgBetter = false; 8004 // First check if this is a system package that may involve an update 8005 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8006 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8007 // it needs to drop FLAG_PRIVILEGED. 8008 if (locationIsPrivileged(scanFile)) { 8009 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8010 } else { 8011 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8012 } 8013 8014 if (ps != null && !ps.codePath.equals(scanFile)) { 8015 // The path has changed from what was last scanned... check the 8016 // version of the new path against what we have stored to determine 8017 // what to do. 8018 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8019 if (pkg.mVersionCode <= ps.versionCode) { 8020 // The system package has been updated and the code path does not match 8021 // Ignore entry. Skip it. 8022 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8023 + " ignored: updated version " + ps.versionCode 8024 + " better than this " + pkg.mVersionCode); 8025 if (!updatedPkg.codePath.equals(scanFile)) { 8026 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8027 + ps.name + " changing from " + updatedPkg.codePathString 8028 + " to " + scanFile); 8029 updatedPkg.codePath = scanFile; 8030 updatedPkg.codePathString = scanFile.toString(); 8031 updatedPkg.resourcePath = scanFile; 8032 updatedPkg.resourcePathString = scanFile.toString(); 8033 } 8034 updatedPkg.pkg = pkg; 8035 updatedPkg.versionCode = pkg.mVersionCode; 8036 8037 // Update the disabled system child packages to point to the package too. 8038 final int childCount = updatedPkg.childPackageNames != null 8039 ? updatedPkg.childPackageNames.size() : 0; 8040 for (int i = 0; i < childCount; i++) { 8041 String childPackageName = updatedPkg.childPackageNames.get(i); 8042 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8043 childPackageName); 8044 if (updatedChildPkg != null) { 8045 updatedChildPkg.pkg = pkg; 8046 updatedChildPkg.versionCode = pkg.mVersionCode; 8047 } 8048 } 8049 8050 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8051 + scanFile + " ignored: updated version " + ps.versionCode 8052 + " better than this " + pkg.mVersionCode); 8053 } else { 8054 // The current app on the system partition is better than 8055 // what we have updated to on the data partition; switch 8056 // back to the system partition version. 8057 // At this point, its safely assumed that package installation for 8058 // apps in system partition will go through. If not there won't be a working 8059 // version of the app 8060 // writer 8061 synchronized (mPackages) { 8062 // Just remove the loaded entries from package lists. 8063 mPackages.remove(ps.name); 8064 } 8065 8066 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8067 + " reverting from " + ps.codePathString 8068 + ": new version " + pkg.mVersionCode 8069 + " better than installed " + ps.versionCode); 8070 8071 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8072 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8073 synchronized (mInstallLock) { 8074 args.cleanUpResourcesLI(); 8075 } 8076 synchronized (mPackages) { 8077 mSettings.enableSystemPackageLPw(ps.name); 8078 } 8079 updatedPkgBetter = true; 8080 } 8081 } 8082 } 8083 8084 if (updatedPkg != null) { 8085 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8086 // initially 8087 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8088 8089 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8090 // flag set initially 8091 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8092 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8093 } 8094 } 8095 8096 // Verify certificates against what was last scanned 8097 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8098 8099 /* 8100 * A new system app appeared, but we already had a non-system one of the 8101 * same name installed earlier. 8102 */ 8103 boolean shouldHideSystemApp = false; 8104 if (updatedPkg == null && ps != null 8105 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8106 /* 8107 * Check to make sure the signatures match first. If they don't, 8108 * wipe the installed application and its data. 8109 */ 8110 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8111 != PackageManager.SIGNATURE_MATCH) { 8112 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8113 + " signatures don't match existing userdata copy; removing"); 8114 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8115 "scanPackageInternalLI")) { 8116 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8117 } 8118 ps = null; 8119 } else { 8120 /* 8121 * If the newly-added system app is an older version than the 8122 * already installed version, hide it. It will be scanned later 8123 * and re-added like an update. 8124 */ 8125 if (pkg.mVersionCode <= ps.versionCode) { 8126 shouldHideSystemApp = true; 8127 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8128 + " but new version " + pkg.mVersionCode + " better than installed " 8129 + ps.versionCode + "; hiding system"); 8130 } else { 8131 /* 8132 * The newly found system app is a newer version that the 8133 * one previously installed. Simply remove the 8134 * already-installed application and replace it with our own 8135 * while keeping the application data. 8136 */ 8137 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8138 + " reverting from " + ps.codePathString + ": new version " 8139 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8140 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8141 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8142 synchronized (mInstallLock) { 8143 args.cleanUpResourcesLI(); 8144 } 8145 } 8146 } 8147 } 8148 8149 // The apk is forward locked (not public) if its code and resources 8150 // are kept in different files. (except for app in either system or 8151 // vendor path). 8152 // TODO grab this value from PackageSettings 8153 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8154 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8155 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8156 } 8157 } 8158 8159 // TODO: extend to support forward-locked splits 8160 String resourcePath = null; 8161 String baseResourcePath = null; 8162 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8163 if (ps != null && ps.resourcePathString != null) { 8164 resourcePath = ps.resourcePathString; 8165 baseResourcePath = ps.resourcePathString; 8166 } else { 8167 // Should not happen at all. Just log an error. 8168 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8169 } 8170 } else { 8171 resourcePath = pkg.codePath; 8172 baseResourcePath = pkg.baseCodePath; 8173 } 8174 8175 // Set application objects path explicitly. 8176 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8177 pkg.setApplicationInfoCodePath(pkg.codePath); 8178 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8179 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8180 pkg.setApplicationInfoResourcePath(resourcePath); 8181 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8182 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8183 8184 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8185 if (ps != null && ps.getInstantApp(userId)) { 8186 scanFlags |= SCAN_AS_INSTANT_APP; 8187 } 8188 8189 // Note that we invoke the following method only if we are about to unpack an application 8190 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8191 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8192 8193 /* 8194 * If the system app should be overridden by a previously installed 8195 * data, hide the system app now and let the /data/app scan pick it up 8196 * again. 8197 */ 8198 if (shouldHideSystemApp) { 8199 synchronized (mPackages) { 8200 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8201 } 8202 } 8203 8204 return scannedPkg; 8205 } 8206 8207 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8208 // Derive the new package synthetic package name 8209 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8210 + pkg.staticSharedLibVersion); 8211 } 8212 8213 private static String fixProcessName(String defProcessName, 8214 String processName) { 8215 if (processName == null) { 8216 return defProcessName; 8217 } 8218 return processName; 8219 } 8220 8221 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8222 throws PackageManagerException { 8223 if (pkgSetting.signatures.mSignatures != null) { 8224 // Already existing package. Make sure signatures match 8225 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8226 == PackageManager.SIGNATURE_MATCH; 8227 if (!match) { 8228 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8229 == PackageManager.SIGNATURE_MATCH; 8230 } 8231 if (!match) { 8232 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8233 == PackageManager.SIGNATURE_MATCH; 8234 } 8235 if (!match) { 8236 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8237 + pkg.packageName + " signatures do not match the " 8238 + "previously installed version; ignoring!"); 8239 } 8240 } 8241 8242 // Check for shared user signatures 8243 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8244 // Already existing package. Make sure signatures match 8245 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8246 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8247 if (!match) { 8248 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8249 == PackageManager.SIGNATURE_MATCH; 8250 } 8251 if (!match) { 8252 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8253 == PackageManager.SIGNATURE_MATCH; 8254 } 8255 if (!match) { 8256 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8257 "Package " + pkg.packageName 8258 + " has no signatures that match those in shared user " 8259 + pkgSetting.sharedUser.name + "; ignoring!"); 8260 } 8261 } 8262 } 8263 8264 /** 8265 * Enforces that only the system UID or root's UID can call a method exposed 8266 * via Binder. 8267 * 8268 * @param message used as message if SecurityException is thrown 8269 * @throws SecurityException if the caller is not system or root 8270 */ 8271 private static final void enforceSystemOrRoot(String message) { 8272 final int uid = Binder.getCallingUid(); 8273 if (uid != Process.SYSTEM_UID && uid != 0) { 8274 throw new SecurityException(message); 8275 } 8276 } 8277 8278 @Override 8279 public void performFstrimIfNeeded() { 8280 enforceSystemOrRoot("Only the system can request fstrim"); 8281 8282 // Before everything else, see whether we need to fstrim. 8283 try { 8284 IStorageManager sm = PackageHelper.getStorageManager(); 8285 if (sm != null) { 8286 boolean doTrim = false; 8287 final long interval = android.provider.Settings.Global.getLong( 8288 mContext.getContentResolver(), 8289 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8290 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8291 if (interval > 0) { 8292 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8293 if (timeSinceLast > interval) { 8294 doTrim = true; 8295 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8296 + "; running immediately"); 8297 } 8298 } 8299 if (doTrim) { 8300 final boolean dexOptDialogShown; 8301 synchronized (mPackages) { 8302 dexOptDialogShown = mDexOptDialogShown; 8303 } 8304 if (!isFirstBoot() && dexOptDialogShown) { 8305 try { 8306 ActivityManager.getService().showBootMessage( 8307 mContext.getResources().getString( 8308 R.string.android_upgrading_fstrim), true); 8309 } catch (RemoteException e) { 8310 } 8311 } 8312 sm.runMaintenance(); 8313 } 8314 } else { 8315 Slog.e(TAG, "storageManager service unavailable!"); 8316 } 8317 } catch (RemoteException e) { 8318 // Can't happen; StorageManagerService is local 8319 } 8320 } 8321 8322 @Override 8323 public void updatePackagesIfNeeded() { 8324 enforceSystemOrRoot("Only the system can request package update"); 8325 8326 // We need to re-extract after an OTA. 8327 boolean causeUpgrade = isUpgrade(); 8328 8329 // First boot or factory reset. 8330 // Note: we also handle devices that are upgrading to N right now as if it is their 8331 // first boot, as they do not have profile data. 8332 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8333 8334 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8335 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8336 8337 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8338 return; 8339 } 8340 8341 List<PackageParser.Package> pkgs; 8342 synchronized (mPackages) { 8343 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8344 } 8345 8346 final long startTime = System.nanoTime(); 8347 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8348 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8349 8350 final int elapsedTimeSeconds = 8351 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8352 8353 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8354 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8355 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8356 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8357 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8358 } 8359 8360 /** 8361 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8362 * containing statistics about the invocation. The array consists of three elements, 8363 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8364 * and {@code numberOfPackagesFailed}. 8365 */ 8366 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8367 String compilerFilter) { 8368 8369 int numberOfPackagesVisited = 0; 8370 int numberOfPackagesOptimized = 0; 8371 int numberOfPackagesSkipped = 0; 8372 int numberOfPackagesFailed = 0; 8373 final int numberOfPackagesToDexopt = pkgs.size(); 8374 8375 for (PackageParser.Package pkg : pkgs) { 8376 numberOfPackagesVisited++; 8377 8378 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8379 if (DEBUG_DEXOPT) { 8380 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8381 } 8382 numberOfPackagesSkipped++; 8383 continue; 8384 } 8385 8386 if (DEBUG_DEXOPT) { 8387 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8388 numberOfPackagesToDexopt + ": " + pkg.packageName); 8389 } 8390 8391 if (showDialog) { 8392 try { 8393 ActivityManager.getService().showBootMessage( 8394 mContext.getResources().getString(R.string.android_upgrading_apk, 8395 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8396 } catch (RemoteException e) { 8397 } 8398 synchronized (mPackages) { 8399 mDexOptDialogShown = true; 8400 } 8401 } 8402 8403 // If the OTA updates a system app which was previously preopted to a non-preopted state 8404 // the app might end up being verified at runtime. That's because by default the apps 8405 // are verify-profile but for preopted apps there's no profile. 8406 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8407 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8408 // filter (by default interpret-only). 8409 // Note that at this stage unused apps are already filtered. 8410 if (isSystemApp(pkg) && 8411 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8412 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8413 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8414 } 8415 8416 // checkProfiles is false to avoid merging profiles during boot which 8417 // might interfere with background compilation (b/28612421). 8418 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8419 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8420 // trade-off worth doing to save boot time work. 8421 int dexOptStatus = performDexOptTraced(pkg.packageName, 8422 false /* checkProfiles */, 8423 compilerFilter, 8424 false /* force */); 8425 switch (dexOptStatus) { 8426 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8427 numberOfPackagesOptimized++; 8428 break; 8429 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8430 numberOfPackagesSkipped++; 8431 break; 8432 case PackageDexOptimizer.DEX_OPT_FAILED: 8433 numberOfPackagesFailed++; 8434 break; 8435 default: 8436 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8437 break; 8438 } 8439 } 8440 8441 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8442 numberOfPackagesFailed }; 8443 } 8444 8445 @Override 8446 public void notifyPackageUse(String packageName, int reason) { 8447 synchronized (mPackages) { 8448 PackageParser.Package p = mPackages.get(packageName); 8449 if (p == null) { 8450 return; 8451 } 8452 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8453 } 8454 } 8455 8456 @Override 8457 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8458 int userId = UserHandle.getCallingUserId(); 8459 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8460 if (ai == null) { 8461 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8462 + loadingPackageName + ", user=" + userId); 8463 return; 8464 } 8465 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8466 } 8467 8468 // TODO: this is not used nor needed. Delete it. 8469 @Override 8470 public boolean performDexOptIfNeeded(String packageName) { 8471 int dexOptStatus = performDexOptTraced(packageName, 8472 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8473 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8474 } 8475 8476 @Override 8477 public boolean performDexOpt(String packageName, 8478 boolean checkProfiles, int compileReason, boolean force) { 8479 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8480 getCompilerFilterForReason(compileReason), force); 8481 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8482 } 8483 8484 @Override 8485 public boolean performDexOptMode(String packageName, 8486 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8487 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8488 targetCompilerFilter, force); 8489 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8490 } 8491 8492 private int performDexOptTraced(String packageName, 8493 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8494 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8495 try { 8496 return performDexOptInternal(packageName, checkProfiles, 8497 targetCompilerFilter, force); 8498 } finally { 8499 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8500 } 8501 } 8502 8503 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8504 // if the package can now be considered up to date for the given filter. 8505 private int performDexOptInternal(String packageName, 8506 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8507 PackageParser.Package p; 8508 synchronized (mPackages) { 8509 p = mPackages.get(packageName); 8510 if (p == null) { 8511 // Package could not be found. Report failure. 8512 return PackageDexOptimizer.DEX_OPT_FAILED; 8513 } 8514 mPackageUsage.maybeWriteAsync(mPackages); 8515 mCompilerStats.maybeWriteAsync(); 8516 } 8517 long callingId = Binder.clearCallingIdentity(); 8518 try { 8519 synchronized (mInstallLock) { 8520 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8521 targetCompilerFilter, force); 8522 } 8523 } finally { 8524 Binder.restoreCallingIdentity(callingId); 8525 } 8526 } 8527 8528 public ArraySet<String> getOptimizablePackages() { 8529 ArraySet<String> pkgs = new ArraySet<String>(); 8530 synchronized (mPackages) { 8531 for (PackageParser.Package p : mPackages.values()) { 8532 if (PackageDexOptimizer.canOptimizePackage(p)) { 8533 pkgs.add(p.packageName); 8534 } 8535 } 8536 } 8537 return pkgs; 8538 } 8539 8540 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8541 boolean checkProfiles, String targetCompilerFilter, 8542 boolean force) { 8543 // Select the dex optimizer based on the force parameter. 8544 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8545 // allocate an object here. 8546 PackageDexOptimizer pdo = force 8547 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8548 : mPackageDexOptimizer; 8549 8550 // Dexopt all dependencies first. Note: we ignore the return value and march on 8551 // on errors. 8552 // Note that we are going to call performDexOpt on those libraries as many times as 8553 // they are referenced in packages. When we do a batch of performDexOpt (for example 8554 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8555 // and the first package that uses the library will dexopt it. The 8556 // others will see that the compiled code for the library is up to date. 8557 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8558 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8559 if (!deps.isEmpty()) { 8560 for (PackageParser.Package depPackage : deps) { 8561 // TODO: Analyze and investigate if we (should) profile libraries. 8562 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8563 false /* checkProfiles */, 8564 targetCompilerFilter, 8565 getOrCreateCompilerPackageStats(depPackage), 8566 true /* isUsedByOtherApps */); 8567 } 8568 } 8569 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8570 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8571 mDexManager.isUsedByOtherApps(p.packageName)); 8572 } 8573 8574 // Performs dexopt on the used secondary dex files belonging to the given package. 8575 // Returns true if all dex files were process successfully (which could mean either dexopt or 8576 // skip). Returns false if any of the files caused errors. 8577 @Override 8578 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8579 boolean force) { 8580 mDexManager.reconcileSecondaryDexFiles(packageName); 8581 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8582 } 8583 8584 public boolean performDexOptSecondary(String packageName, int compileReason, 8585 boolean force) { 8586 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8587 } 8588 8589 /** 8590 * Reconcile the information we have about the secondary dex files belonging to 8591 * {@code packagName} and the actual dex files. For all dex files that were 8592 * deleted, update the internal records and delete the generated oat files. 8593 */ 8594 @Override 8595 public void reconcileSecondaryDexFiles(String packageName) { 8596 mDexManager.reconcileSecondaryDexFiles(packageName); 8597 } 8598 8599 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8600 // a reference there. 8601 /*package*/ DexManager getDexManager() { 8602 return mDexManager; 8603 } 8604 8605 /** 8606 * Execute the background dexopt job immediately. 8607 */ 8608 @Override 8609 public boolean runBackgroundDexoptJob() { 8610 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8611 } 8612 8613 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8614 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8615 || p.usesStaticLibraries != null) { 8616 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8617 Set<String> collectedNames = new HashSet<>(); 8618 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8619 8620 retValue.remove(p); 8621 8622 return retValue; 8623 } else { 8624 return Collections.emptyList(); 8625 } 8626 } 8627 8628 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8629 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8630 if (!collectedNames.contains(p.packageName)) { 8631 collectedNames.add(p.packageName); 8632 collected.add(p); 8633 8634 if (p.usesLibraries != null) { 8635 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8636 null, collected, collectedNames); 8637 } 8638 if (p.usesOptionalLibraries != null) { 8639 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8640 null, collected, collectedNames); 8641 } 8642 if (p.usesStaticLibraries != null) { 8643 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8644 p.usesStaticLibrariesVersions, collected, collectedNames); 8645 } 8646 } 8647 } 8648 8649 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8650 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8651 final int libNameCount = libs.size(); 8652 for (int i = 0; i < libNameCount; i++) { 8653 String libName = libs.get(i); 8654 int version = (versions != null && versions.length == libNameCount) 8655 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8656 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8657 if (libPkg != null) { 8658 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8659 } 8660 } 8661 } 8662 8663 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8664 synchronized (mPackages) { 8665 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8666 if (libEntry != null) { 8667 return mPackages.get(libEntry.apk); 8668 } 8669 return null; 8670 } 8671 } 8672 8673 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8674 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8675 if (versionedLib == null) { 8676 return null; 8677 } 8678 return versionedLib.get(version); 8679 } 8680 8681 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8682 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8683 pkg.staticSharedLibName); 8684 if (versionedLib == null) { 8685 return null; 8686 } 8687 int previousLibVersion = -1; 8688 final int versionCount = versionedLib.size(); 8689 for (int i = 0; i < versionCount; i++) { 8690 final int libVersion = versionedLib.keyAt(i); 8691 if (libVersion < pkg.staticSharedLibVersion) { 8692 previousLibVersion = Math.max(previousLibVersion, libVersion); 8693 } 8694 } 8695 if (previousLibVersion >= 0) { 8696 return versionedLib.get(previousLibVersion); 8697 } 8698 return null; 8699 } 8700 8701 public void shutdown() { 8702 mPackageUsage.writeNow(mPackages); 8703 mCompilerStats.writeNow(); 8704 } 8705 8706 @Override 8707 public void dumpProfiles(String packageName) { 8708 PackageParser.Package pkg; 8709 synchronized (mPackages) { 8710 pkg = mPackages.get(packageName); 8711 if (pkg == null) { 8712 throw new IllegalArgumentException("Unknown package: " + packageName); 8713 } 8714 } 8715 /* Only the shell, root, or the app user should be able to dump profiles. */ 8716 int callingUid = Binder.getCallingUid(); 8717 if (callingUid != Process.SHELL_UID && 8718 callingUid != Process.ROOT_UID && 8719 callingUid != pkg.applicationInfo.uid) { 8720 throw new SecurityException("dumpProfiles"); 8721 } 8722 8723 synchronized (mInstallLock) { 8724 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8725 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8726 try { 8727 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8728 String codePaths = TextUtils.join(";", allCodePaths); 8729 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8730 } catch (InstallerException e) { 8731 Slog.w(TAG, "Failed to dump profiles", e); 8732 } 8733 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8734 } 8735 } 8736 8737 @Override 8738 public void forceDexOpt(String packageName) { 8739 enforceSystemOrRoot("forceDexOpt"); 8740 8741 PackageParser.Package pkg; 8742 synchronized (mPackages) { 8743 pkg = mPackages.get(packageName); 8744 if (pkg == null) { 8745 throw new IllegalArgumentException("Unknown package: " + packageName); 8746 } 8747 } 8748 8749 synchronized (mInstallLock) { 8750 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8751 8752 // Whoever is calling forceDexOpt wants a fully compiled package. 8753 // Don't use profiles since that may cause compilation to be skipped. 8754 final int res = performDexOptInternalWithDependenciesLI(pkg, 8755 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8756 true /* force */); 8757 8758 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8759 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8760 throw new IllegalStateException("Failed to dexopt: " + res); 8761 } 8762 } 8763 } 8764 8765 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8766 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8767 Slog.w(TAG, "Unable to update from " + oldPkg.name 8768 + " to " + newPkg.packageName 8769 + ": old package not in system partition"); 8770 return false; 8771 } else if (mPackages.get(oldPkg.name) != null) { 8772 Slog.w(TAG, "Unable to update from " + oldPkg.name 8773 + " to " + newPkg.packageName 8774 + ": old package still exists"); 8775 return false; 8776 } 8777 return true; 8778 } 8779 8780 void removeCodePathLI(File codePath) { 8781 if (codePath.isDirectory()) { 8782 try { 8783 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8784 } catch (InstallerException e) { 8785 Slog.w(TAG, "Failed to remove code path", e); 8786 } 8787 } else { 8788 codePath.delete(); 8789 } 8790 } 8791 8792 private int[] resolveUserIds(int userId) { 8793 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8794 } 8795 8796 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8797 if (pkg == null) { 8798 Slog.wtf(TAG, "Package was null!", new Throwable()); 8799 return; 8800 } 8801 clearAppDataLeafLIF(pkg, userId, flags); 8802 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8803 for (int i = 0; i < childCount; i++) { 8804 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8805 } 8806 } 8807 8808 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8809 final PackageSetting ps; 8810 synchronized (mPackages) { 8811 ps = mSettings.mPackages.get(pkg.packageName); 8812 } 8813 for (int realUserId : resolveUserIds(userId)) { 8814 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8815 try { 8816 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8817 ceDataInode); 8818 } catch (InstallerException e) { 8819 Slog.w(TAG, String.valueOf(e)); 8820 } 8821 } 8822 } 8823 8824 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8825 if (pkg == null) { 8826 Slog.wtf(TAG, "Package was null!", new Throwable()); 8827 return; 8828 } 8829 destroyAppDataLeafLIF(pkg, userId, flags); 8830 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8831 for (int i = 0; i < childCount; i++) { 8832 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8833 } 8834 } 8835 8836 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8837 final PackageSetting ps; 8838 synchronized (mPackages) { 8839 ps = mSettings.mPackages.get(pkg.packageName); 8840 } 8841 for (int realUserId : resolveUserIds(userId)) { 8842 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8843 try { 8844 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8845 ceDataInode); 8846 } catch (InstallerException e) { 8847 Slog.w(TAG, String.valueOf(e)); 8848 } 8849 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8850 } 8851 } 8852 8853 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8854 if (pkg == null) { 8855 Slog.wtf(TAG, "Package was null!", new Throwable()); 8856 return; 8857 } 8858 destroyAppProfilesLeafLIF(pkg); 8859 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8860 for (int i = 0; i < childCount; i++) { 8861 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8862 } 8863 } 8864 8865 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8866 try { 8867 mInstaller.destroyAppProfiles(pkg.packageName); 8868 } catch (InstallerException e) { 8869 Slog.w(TAG, String.valueOf(e)); 8870 } 8871 } 8872 8873 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8874 if (pkg == null) { 8875 Slog.wtf(TAG, "Package was null!", new Throwable()); 8876 return; 8877 } 8878 clearAppProfilesLeafLIF(pkg); 8879 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8880 for (int i = 0; i < childCount; i++) { 8881 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8882 } 8883 } 8884 8885 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8886 try { 8887 mInstaller.clearAppProfiles(pkg.packageName); 8888 } catch (InstallerException e) { 8889 Slog.w(TAG, String.valueOf(e)); 8890 } 8891 } 8892 8893 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8894 long lastUpdateTime) { 8895 // Set parent install/update time 8896 PackageSetting ps = (PackageSetting) pkg.mExtras; 8897 if (ps != null) { 8898 ps.firstInstallTime = firstInstallTime; 8899 ps.lastUpdateTime = lastUpdateTime; 8900 } 8901 // Set children install/update time 8902 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8903 for (int i = 0; i < childCount; i++) { 8904 PackageParser.Package childPkg = pkg.childPackages.get(i); 8905 ps = (PackageSetting) childPkg.mExtras; 8906 if (ps != null) { 8907 ps.firstInstallTime = firstInstallTime; 8908 ps.lastUpdateTime = lastUpdateTime; 8909 } 8910 } 8911 } 8912 8913 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8914 PackageParser.Package changingLib) { 8915 if (file.path != null) { 8916 usesLibraryFiles.add(file.path); 8917 return; 8918 } 8919 PackageParser.Package p = mPackages.get(file.apk); 8920 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8921 // If we are doing this while in the middle of updating a library apk, 8922 // then we need to make sure to use that new apk for determining the 8923 // dependencies here. (We haven't yet finished committing the new apk 8924 // to the package manager state.) 8925 if (p == null || p.packageName.equals(changingLib.packageName)) { 8926 p = changingLib; 8927 } 8928 } 8929 if (p != null) { 8930 usesLibraryFiles.addAll(p.getAllCodePaths()); 8931 } 8932 } 8933 8934 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8935 PackageParser.Package changingLib) throws PackageManagerException { 8936 if (pkg == null) { 8937 return; 8938 } 8939 ArraySet<String> usesLibraryFiles = null; 8940 if (pkg.usesLibraries != null) { 8941 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8942 null, null, pkg.packageName, changingLib, true, null); 8943 } 8944 if (pkg.usesStaticLibraries != null) { 8945 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8946 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8947 pkg.packageName, changingLib, true, usesLibraryFiles); 8948 } 8949 if (pkg.usesOptionalLibraries != null) { 8950 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8951 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8952 } 8953 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8954 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8955 } else { 8956 pkg.usesLibraryFiles = null; 8957 } 8958 } 8959 8960 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8961 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8962 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8963 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8964 throws PackageManagerException { 8965 final int libCount = requestedLibraries.size(); 8966 for (int i = 0; i < libCount; i++) { 8967 final String libName = requestedLibraries.get(i); 8968 final int libVersion = requiredVersions != null ? requiredVersions[i] 8969 : SharedLibraryInfo.VERSION_UNDEFINED; 8970 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8971 if (libEntry == null) { 8972 if (required) { 8973 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8974 "Package " + packageName + " requires unavailable shared library " 8975 + libName + "; failing!"); 8976 } else { 8977 Slog.w(TAG, "Package " + packageName 8978 + " desires unavailable shared library " 8979 + libName + "; ignoring!"); 8980 } 8981 } else { 8982 if (requiredVersions != null && requiredCertDigests != null) { 8983 if (libEntry.info.getVersion() != requiredVersions[i]) { 8984 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8985 "Package " + packageName + " requires unavailable static shared" 8986 + " library " + libName + " version " 8987 + libEntry.info.getVersion() + "; failing!"); 8988 } 8989 8990 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8991 if (libPkg == null) { 8992 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8993 "Package " + packageName + " requires unavailable static shared" 8994 + " library; failing!"); 8995 } 8996 8997 String expectedCertDigest = requiredCertDigests[i]; 8998 String libCertDigest = PackageUtils.computeCertSha256Digest( 8999 libPkg.mSignatures[0]); 9000 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 9001 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9002 "Package " + packageName + " requires differently signed" + 9003 " static shared library; failing!"); 9004 } 9005 } 9006 9007 if (outUsedLibraries == null) { 9008 outUsedLibraries = new ArraySet<>(); 9009 } 9010 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9011 } 9012 } 9013 return outUsedLibraries; 9014 } 9015 9016 private static boolean hasString(List<String> list, List<String> which) { 9017 if (list == null) { 9018 return false; 9019 } 9020 for (int i=list.size()-1; i>=0; i--) { 9021 for (int j=which.size()-1; j>=0; j--) { 9022 if (which.get(j).equals(list.get(i))) { 9023 return true; 9024 } 9025 } 9026 } 9027 return false; 9028 } 9029 9030 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9031 PackageParser.Package changingPkg) { 9032 ArrayList<PackageParser.Package> res = null; 9033 for (PackageParser.Package pkg : mPackages.values()) { 9034 if (changingPkg != null 9035 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9036 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9037 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9038 changingPkg.staticSharedLibName)) { 9039 return null; 9040 } 9041 if (res == null) { 9042 res = new ArrayList<>(); 9043 } 9044 res.add(pkg); 9045 try { 9046 updateSharedLibrariesLPr(pkg, changingPkg); 9047 } catch (PackageManagerException e) { 9048 // If a system app update or an app and a required lib missing we 9049 // delete the package and for updated system apps keep the data as 9050 // it is better for the user to reinstall than to be in an limbo 9051 // state. Also libs disappearing under an app should never happen 9052 // - just in case. 9053 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9054 final int flags = pkg.isUpdatedSystemApp() 9055 ? PackageManager.DELETE_KEEP_DATA : 0; 9056 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9057 flags , null, true, null); 9058 } 9059 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9060 } 9061 } 9062 return res; 9063 } 9064 9065 /** 9066 * Derive the value of the {@code cpuAbiOverride} based on the provided 9067 * value and an optional stored value from the package settings. 9068 */ 9069 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9070 String cpuAbiOverride = null; 9071 9072 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9073 cpuAbiOverride = null; 9074 } else if (abiOverride != null) { 9075 cpuAbiOverride = abiOverride; 9076 } else if (settings != null) { 9077 cpuAbiOverride = settings.cpuAbiOverrideString; 9078 } 9079 9080 return cpuAbiOverride; 9081 } 9082 9083 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9084 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9085 throws PackageManagerException { 9086 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9087 // If the package has children and this is the first dive in the function 9088 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9089 // whether all packages (parent and children) would be successfully scanned 9090 // before the actual scan since scanning mutates internal state and we want 9091 // to atomically install the package and its children. 9092 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9093 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9094 scanFlags |= SCAN_CHECK_ONLY; 9095 } 9096 } else { 9097 scanFlags &= ~SCAN_CHECK_ONLY; 9098 } 9099 9100 final PackageParser.Package scannedPkg; 9101 try { 9102 // Scan the parent 9103 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9104 // Scan the children 9105 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9106 for (int i = 0; i < childCount; i++) { 9107 PackageParser.Package childPkg = pkg.childPackages.get(i); 9108 scanPackageLI(childPkg, policyFlags, 9109 scanFlags, currentTime, user); 9110 } 9111 } finally { 9112 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9113 } 9114 9115 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9116 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9117 } 9118 9119 return scannedPkg; 9120 } 9121 9122 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9123 int scanFlags, long currentTime, @Nullable UserHandle user) 9124 throws PackageManagerException { 9125 boolean success = false; 9126 try { 9127 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9128 currentTime, user); 9129 success = true; 9130 return res; 9131 } finally { 9132 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9133 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9134 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9135 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9136 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9137 } 9138 } 9139 } 9140 9141 /** 9142 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9143 */ 9144 private static boolean apkHasCode(String fileName) { 9145 StrictJarFile jarFile = null; 9146 try { 9147 jarFile = new StrictJarFile(fileName, 9148 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9149 return jarFile.findEntry("classes.dex") != null; 9150 } catch (IOException ignore) { 9151 } finally { 9152 try { 9153 if (jarFile != null) { 9154 jarFile.close(); 9155 } 9156 } catch (IOException ignore) {} 9157 } 9158 return false; 9159 } 9160 9161 /** 9162 * Enforces code policy for the package. This ensures that if an APK has 9163 * declared hasCode="true" in its manifest that the APK actually contains 9164 * code. 9165 * 9166 * @throws PackageManagerException If bytecode could not be found when it should exist 9167 */ 9168 private static void assertCodePolicy(PackageParser.Package pkg) 9169 throws PackageManagerException { 9170 final boolean shouldHaveCode = 9171 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9172 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9173 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9174 "Package " + pkg.baseCodePath + " code is missing"); 9175 } 9176 9177 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9178 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9179 final boolean splitShouldHaveCode = 9180 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9181 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9182 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9183 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9184 } 9185 } 9186 } 9187 } 9188 9189 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9190 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9191 throws PackageManagerException { 9192 if (DEBUG_PACKAGE_SCANNING) { 9193 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9194 Log.d(TAG, "Scanning package " + pkg.packageName); 9195 } 9196 9197 applyPolicy(pkg, policyFlags); 9198 9199 assertPackageIsValid(pkg, policyFlags, scanFlags); 9200 9201 // Initialize package source and resource directories 9202 final File scanFile = new File(pkg.codePath); 9203 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9204 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9205 9206 SharedUserSetting suid = null; 9207 PackageSetting pkgSetting = null; 9208 9209 // Getting the package setting may have a side-effect, so if we 9210 // are only checking if scan would succeed, stash a copy of the 9211 // old setting to restore at the end. 9212 PackageSetting nonMutatedPs = null; 9213 9214 // We keep references to the derived CPU Abis from settings in oder to reuse 9215 // them in the case where we're not upgrading or booting for the first time. 9216 String primaryCpuAbiFromSettings = null; 9217 String secondaryCpuAbiFromSettings = null; 9218 9219 // writer 9220 synchronized (mPackages) { 9221 if (pkg.mSharedUserId != null) { 9222 // SIDE EFFECTS; may potentially allocate a new shared user 9223 suid = mSettings.getSharedUserLPw( 9224 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9225 if (DEBUG_PACKAGE_SCANNING) { 9226 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9227 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9228 + "): packages=" + suid.packages); 9229 } 9230 } 9231 9232 // Check if we are renaming from an original package name. 9233 PackageSetting origPackage = null; 9234 String realName = null; 9235 if (pkg.mOriginalPackages != null) { 9236 // This package may need to be renamed to a previously 9237 // installed name. Let's check on that... 9238 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9239 if (pkg.mOriginalPackages.contains(renamed)) { 9240 // This package had originally been installed as the 9241 // original name, and we have already taken care of 9242 // transitioning to the new one. Just update the new 9243 // one to continue using the old name. 9244 realName = pkg.mRealPackage; 9245 if (!pkg.packageName.equals(renamed)) { 9246 // Callers into this function may have already taken 9247 // care of renaming the package; only do it here if 9248 // it is not already done. 9249 pkg.setPackageName(renamed); 9250 } 9251 } else { 9252 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9253 if ((origPackage = mSettings.getPackageLPr( 9254 pkg.mOriginalPackages.get(i))) != null) { 9255 // We do have the package already installed under its 9256 // original name... should we use it? 9257 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9258 // New package is not compatible with original. 9259 origPackage = null; 9260 continue; 9261 } else if (origPackage.sharedUser != null) { 9262 // Make sure uid is compatible between packages. 9263 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9264 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9265 + " to " + pkg.packageName + ": old uid " 9266 + origPackage.sharedUser.name 9267 + " differs from " + pkg.mSharedUserId); 9268 origPackage = null; 9269 continue; 9270 } 9271 // TODO: Add case when shared user id is added [b/28144775] 9272 } else { 9273 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9274 + pkg.packageName + " to old name " + origPackage.name); 9275 } 9276 break; 9277 } 9278 } 9279 } 9280 } 9281 9282 if (mTransferedPackages.contains(pkg.packageName)) { 9283 Slog.w(TAG, "Package " + pkg.packageName 9284 + " was transferred to another, but its .apk remains"); 9285 } 9286 9287 // See comments in nonMutatedPs declaration 9288 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9289 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9290 if (foundPs != null) { 9291 nonMutatedPs = new PackageSetting(foundPs); 9292 } 9293 } 9294 9295 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9296 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9297 if (foundPs != null) { 9298 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9299 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9300 } 9301 } 9302 9303 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9304 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9305 PackageManagerService.reportSettingsProblem(Log.WARN, 9306 "Package " + pkg.packageName + " shared user changed from " 9307 + (pkgSetting.sharedUser != null 9308 ? pkgSetting.sharedUser.name : "<nothing>") 9309 + " to " 9310 + (suid != null ? suid.name : "<nothing>") 9311 + "; replacing with new"); 9312 pkgSetting = null; 9313 } 9314 final PackageSetting oldPkgSetting = 9315 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9316 final PackageSetting disabledPkgSetting = 9317 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9318 9319 String[] usesStaticLibraries = null; 9320 if (pkg.usesStaticLibraries != null) { 9321 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9322 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9323 } 9324 9325 if (pkgSetting == null) { 9326 final String parentPackageName = (pkg.parentPackage != null) 9327 ? pkg.parentPackage.packageName : null; 9328 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9329 // REMOVE SharedUserSetting from method; update in a separate call 9330 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9331 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9332 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9333 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9334 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9335 true /*allowInstall*/, instantApp, parentPackageName, 9336 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9337 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9338 // SIDE EFFECTS; updates system state; move elsewhere 9339 if (origPackage != null) { 9340 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9341 } 9342 mSettings.addUserToSettingLPw(pkgSetting); 9343 } else { 9344 // REMOVE SharedUserSetting from method; update in a separate call. 9345 // 9346 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9347 // secondaryCpuAbi are not known at this point so we always update them 9348 // to null here, only to reset them at a later point. 9349 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9350 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9351 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9352 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9353 UserManagerService.getInstance(), usesStaticLibraries, 9354 pkg.usesStaticLibrariesVersions); 9355 } 9356 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9357 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9358 9359 // SIDE EFFECTS; modifies system state; move elsewhere 9360 if (pkgSetting.origPackage != null) { 9361 // If we are first transitioning from an original package, 9362 // fix up the new package's name now. We need to do this after 9363 // looking up the package under its new name, so getPackageLP 9364 // can take care of fiddling things correctly. 9365 pkg.setPackageName(origPackage.name); 9366 9367 // File a report about this. 9368 String msg = "New package " + pkgSetting.realName 9369 + " renamed to replace old package " + pkgSetting.name; 9370 reportSettingsProblem(Log.WARN, msg); 9371 9372 // Make a note of it. 9373 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9374 mTransferedPackages.add(origPackage.name); 9375 } 9376 9377 // No longer need to retain this. 9378 pkgSetting.origPackage = null; 9379 } 9380 9381 // SIDE EFFECTS; modifies system state; move elsewhere 9382 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9383 // Make a note of it. 9384 mTransferedPackages.add(pkg.packageName); 9385 } 9386 9387 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9388 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9389 } 9390 9391 if ((scanFlags & SCAN_BOOTING) == 0 9392 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9393 // Check all shared libraries and map to their actual file path. 9394 // We only do this here for apps not on a system dir, because those 9395 // are the only ones that can fail an install due to this. We 9396 // will take care of the system apps by updating all of their 9397 // library paths after the scan is done. Also during the initial 9398 // scan don't update any libs as we do this wholesale after all 9399 // apps are scanned to avoid dependency based scanning. 9400 updateSharedLibrariesLPr(pkg, null); 9401 } 9402 9403 if (mFoundPolicyFile) { 9404 SELinuxMMAC.assignSeInfoValue(pkg); 9405 } 9406 pkg.applicationInfo.uid = pkgSetting.appId; 9407 pkg.mExtras = pkgSetting; 9408 9409 9410 // Static shared libs have same package with different versions where 9411 // we internally use a synthetic package name to allow multiple versions 9412 // of the same package, therefore we need to compare signatures against 9413 // the package setting for the latest library version. 9414 PackageSetting signatureCheckPs = pkgSetting; 9415 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9416 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9417 if (libraryEntry != null) { 9418 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9419 } 9420 } 9421 9422 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9423 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9424 // We just determined the app is signed correctly, so bring 9425 // over the latest parsed certs. 9426 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9427 } else { 9428 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9429 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9430 "Package " + pkg.packageName + " upgrade keys do not match the " 9431 + "previously installed version"); 9432 } else { 9433 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9434 String msg = "System package " + pkg.packageName 9435 + " signature changed; retaining data."; 9436 reportSettingsProblem(Log.WARN, msg); 9437 } 9438 } 9439 } else { 9440 try { 9441 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9442 verifySignaturesLP(signatureCheckPs, pkg); 9443 // We just determined the app is signed correctly, so bring 9444 // over the latest parsed certs. 9445 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9446 } catch (PackageManagerException e) { 9447 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9448 throw e; 9449 } 9450 // The signature has changed, but this package is in the system 9451 // image... let's recover! 9452 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9453 // However... if this package is part of a shared user, but it 9454 // doesn't match the signature of the shared user, let's fail. 9455 // What this means is that you can't change the signatures 9456 // associated with an overall shared user, which doesn't seem all 9457 // that unreasonable. 9458 if (signatureCheckPs.sharedUser != null) { 9459 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9460 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9461 throw new PackageManagerException( 9462 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9463 "Signature mismatch for shared user: " 9464 + pkgSetting.sharedUser); 9465 } 9466 } 9467 // File a report about this. 9468 String msg = "System package " + pkg.packageName 9469 + " signature changed; retaining data."; 9470 reportSettingsProblem(Log.WARN, msg); 9471 } 9472 } 9473 9474 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9475 // This package wants to adopt ownership of permissions from 9476 // another package. 9477 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9478 final String origName = pkg.mAdoptPermissions.get(i); 9479 final PackageSetting orig = mSettings.getPackageLPr(origName); 9480 if (orig != null) { 9481 if (verifyPackageUpdateLPr(orig, pkg)) { 9482 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9483 + pkg.packageName); 9484 // SIDE EFFECTS; updates permissions system state; move elsewhere 9485 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9486 } 9487 } 9488 } 9489 } 9490 } 9491 9492 pkg.applicationInfo.processName = fixProcessName( 9493 pkg.applicationInfo.packageName, 9494 pkg.applicationInfo.processName); 9495 9496 if (pkg != mPlatformPackage) { 9497 // Get all of our default paths setup 9498 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9499 } 9500 9501 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9502 9503 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9504 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9505 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9506 derivePackageAbi( 9507 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9508 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9509 9510 // Some system apps still use directory structure for native libraries 9511 // in which case we might end up not detecting abi solely based on apk 9512 // structure. Try to detect abi based on directory structure. 9513 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9514 pkg.applicationInfo.primaryCpuAbi == null) { 9515 setBundledAppAbisAndRoots(pkg, pkgSetting); 9516 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9517 } 9518 } else { 9519 // This is not a first boot or an upgrade, don't bother deriving the 9520 // ABI during the scan. Instead, trust the value that was stored in the 9521 // package setting. 9522 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9523 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9524 9525 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9526 9527 if (DEBUG_ABI_SELECTION) { 9528 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9529 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9530 pkg.applicationInfo.secondaryCpuAbi); 9531 } 9532 } 9533 } else { 9534 if ((scanFlags & SCAN_MOVE) != 0) { 9535 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9536 // but we already have this packages package info in the PackageSetting. We just 9537 // use that and derive the native library path based on the new codepath. 9538 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9539 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9540 } 9541 9542 // Set native library paths again. For moves, the path will be updated based on the 9543 // ABIs we've determined above. For non-moves, the path will be updated based on the 9544 // ABIs we determined during compilation, but the path will depend on the final 9545 // package path (after the rename away from the stage path). 9546 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9547 } 9548 9549 // This is a special case for the "system" package, where the ABI is 9550 // dictated by the zygote configuration (and init.rc). We should keep track 9551 // of this ABI so that we can deal with "normal" applications that run under 9552 // the same UID correctly. 9553 if (mPlatformPackage == pkg) { 9554 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9555 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9556 } 9557 9558 // If there's a mismatch between the abi-override in the package setting 9559 // and the abiOverride specified for the install. Warn about this because we 9560 // would've already compiled the app without taking the package setting into 9561 // account. 9562 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9563 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9564 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9565 " for package " + pkg.packageName); 9566 } 9567 } 9568 9569 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9570 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9571 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9572 9573 // Copy the derived override back to the parsed package, so that we can 9574 // update the package settings accordingly. 9575 pkg.cpuAbiOverride = cpuAbiOverride; 9576 9577 if (DEBUG_ABI_SELECTION) { 9578 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9579 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9580 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9581 } 9582 9583 // Push the derived path down into PackageSettings so we know what to 9584 // clean up at uninstall time. 9585 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9586 9587 if (DEBUG_ABI_SELECTION) { 9588 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9589 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9590 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9591 } 9592 9593 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9594 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9595 // We don't do this here during boot because we can do it all 9596 // at once after scanning all existing packages. 9597 // 9598 // We also do this *before* we perform dexopt on this package, so that 9599 // we can avoid redundant dexopts, and also to make sure we've got the 9600 // code and package path correct. 9601 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9602 } 9603 9604 if (mFactoryTest && pkg.requestedPermissions.contains( 9605 android.Manifest.permission.FACTORY_TEST)) { 9606 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9607 } 9608 9609 if (isSystemApp(pkg)) { 9610 pkgSetting.isOrphaned = true; 9611 } 9612 9613 // Take care of first install / last update times. 9614 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9615 if (currentTime != 0) { 9616 if (pkgSetting.firstInstallTime == 0) { 9617 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9618 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9619 pkgSetting.lastUpdateTime = currentTime; 9620 } 9621 } else if (pkgSetting.firstInstallTime == 0) { 9622 // We need *something*. Take time time stamp of the file. 9623 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9624 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9625 if (scanFileTime != pkgSetting.timeStamp) { 9626 // A package on the system image has changed; consider this 9627 // to be an update. 9628 pkgSetting.lastUpdateTime = scanFileTime; 9629 } 9630 } 9631 pkgSetting.setTimeStamp(scanFileTime); 9632 9633 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9634 if (nonMutatedPs != null) { 9635 synchronized (mPackages) { 9636 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9637 } 9638 } 9639 } else { 9640 final int userId = user == null ? 0 : user.getIdentifier(); 9641 // Modify state for the given package setting 9642 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9643 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9644 if (pkgSetting.getInstantApp(userId)) { 9645 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9646 } 9647 } 9648 return pkg; 9649 } 9650 9651 /** 9652 * Applies policy to the parsed package based upon the given policy flags. 9653 * Ensures the package is in a good state. 9654 * <p> 9655 * Implementation detail: This method must NOT have any side effect. It would 9656 * ideally be static, but, it requires locks to read system state. 9657 */ 9658 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9659 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9660 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9661 if (pkg.applicationInfo.isDirectBootAware()) { 9662 // we're direct boot aware; set for all components 9663 for (PackageParser.Service s : pkg.services) { 9664 s.info.encryptionAware = s.info.directBootAware = true; 9665 } 9666 for (PackageParser.Provider p : pkg.providers) { 9667 p.info.encryptionAware = p.info.directBootAware = true; 9668 } 9669 for (PackageParser.Activity a : pkg.activities) { 9670 a.info.encryptionAware = a.info.directBootAware = true; 9671 } 9672 for (PackageParser.Activity r : pkg.receivers) { 9673 r.info.encryptionAware = r.info.directBootAware = true; 9674 } 9675 } 9676 } else { 9677 // Only allow system apps to be flagged as core apps. 9678 pkg.coreApp = false; 9679 // clear flags not applicable to regular apps 9680 pkg.applicationInfo.privateFlags &= 9681 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9682 pkg.applicationInfo.privateFlags &= 9683 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9684 } 9685 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9686 9687 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9688 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9689 } 9690 9691 if (!isSystemApp(pkg)) { 9692 // Only system apps can use these features. 9693 pkg.mOriginalPackages = null; 9694 pkg.mRealPackage = null; 9695 pkg.mAdoptPermissions = null; 9696 } 9697 } 9698 9699 /** 9700 * Asserts the parsed package is valid according to the given policy. If the 9701 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9702 * <p> 9703 * Implementation detail: This method must NOT have any side effects. It would 9704 * ideally be static, but, it requires locks to read system state. 9705 * 9706 * @throws PackageManagerException If the package fails any of the validation checks 9707 */ 9708 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9709 throws PackageManagerException { 9710 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9711 assertCodePolicy(pkg); 9712 } 9713 9714 if (pkg.applicationInfo.getCodePath() == null || 9715 pkg.applicationInfo.getResourcePath() == null) { 9716 // Bail out. The resource and code paths haven't been set. 9717 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9718 "Code and resource paths haven't been set correctly"); 9719 } 9720 9721 // Make sure we're not adding any bogus keyset info 9722 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9723 ksms.assertScannedPackageValid(pkg); 9724 9725 synchronized (mPackages) { 9726 // The special "android" package can only be defined once 9727 if (pkg.packageName.equals("android")) { 9728 if (mAndroidApplication != null) { 9729 Slog.w(TAG, "*************************************************"); 9730 Slog.w(TAG, "Core android package being redefined. Skipping."); 9731 Slog.w(TAG, " codePath=" + pkg.codePath); 9732 Slog.w(TAG, "*************************************************"); 9733 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9734 "Core android package being redefined. Skipping."); 9735 } 9736 } 9737 9738 // A package name must be unique; don't allow duplicates 9739 if (mPackages.containsKey(pkg.packageName)) { 9740 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9741 "Application package " + pkg.packageName 9742 + " already installed. Skipping duplicate."); 9743 } 9744 9745 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9746 // Static libs have a synthetic package name containing the version 9747 // but we still want the base name to be unique. 9748 if (mPackages.containsKey(pkg.manifestPackageName)) { 9749 throw new PackageManagerException( 9750 "Duplicate static shared lib provider package"); 9751 } 9752 9753 // Static shared libraries should have at least O target SDK 9754 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9755 throw new PackageManagerException( 9756 "Packages declaring static-shared libs must target O SDK or higher"); 9757 } 9758 9759 // Package declaring static a shared lib cannot be instant apps 9760 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9761 throw new PackageManagerException( 9762 "Packages declaring static-shared libs cannot be instant apps"); 9763 } 9764 9765 // Package declaring static a shared lib cannot be renamed since the package 9766 // name is synthetic and apps can't code around package manager internals. 9767 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9768 throw new PackageManagerException( 9769 "Packages declaring static-shared libs cannot be renamed"); 9770 } 9771 9772 // Package declaring static a shared lib cannot declare child packages 9773 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9774 throw new PackageManagerException( 9775 "Packages declaring static-shared libs cannot have child packages"); 9776 } 9777 9778 // Package declaring static a shared lib cannot declare dynamic libs 9779 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9780 throw new PackageManagerException( 9781 "Packages declaring static-shared libs cannot declare dynamic libs"); 9782 } 9783 9784 // Package declaring static a shared lib cannot declare shared users 9785 if (pkg.mSharedUserId != null) { 9786 throw new PackageManagerException( 9787 "Packages declaring static-shared libs cannot declare shared users"); 9788 } 9789 9790 // Static shared libs cannot declare activities 9791 if (!pkg.activities.isEmpty()) { 9792 throw new PackageManagerException( 9793 "Static shared libs cannot declare activities"); 9794 } 9795 9796 // Static shared libs cannot declare services 9797 if (!pkg.services.isEmpty()) { 9798 throw new PackageManagerException( 9799 "Static shared libs cannot declare services"); 9800 } 9801 9802 // Static shared libs cannot declare providers 9803 if (!pkg.providers.isEmpty()) { 9804 throw new PackageManagerException( 9805 "Static shared libs cannot declare content providers"); 9806 } 9807 9808 // Static shared libs cannot declare receivers 9809 if (!pkg.receivers.isEmpty()) { 9810 throw new PackageManagerException( 9811 "Static shared libs cannot declare broadcast receivers"); 9812 } 9813 9814 // Static shared libs cannot declare permission groups 9815 if (!pkg.permissionGroups.isEmpty()) { 9816 throw new PackageManagerException( 9817 "Static shared libs cannot declare permission groups"); 9818 } 9819 9820 // Static shared libs cannot declare permissions 9821 if (!pkg.permissions.isEmpty()) { 9822 throw new PackageManagerException( 9823 "Static shared libs cannot declare permissions"); 9824 } 9825 9826 // Static shared libs cannot declare protected broadcasts 9827 if (pkg.protectedBroadcasts != null) { 9828 throw new PackageManagerException( 9829 "Static shared libs cannot declare protected broadcasts"); 9830 } 9831 9832 // Static shared libs cannot be overlay targets 9833 if (pkg.mOverlayTarget != null) { 9834 throw new PackageManagerException( 9835 "Static shared libs cannot be overlay targets"); 9836 } 9837 9838 // The version codes must be ordered as lib versions 9839 int minVersionCode = Integer.MIN_VALUE; 9840 int maxVersionCode = Integer.MAX_VALUE; 9841 9842 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9843 pkg.staticSharedLibName); 9844 if (versionedLib != null) { 9845 final int versionCount = versionedLib.size(); 9846 for (int i = 0; i < versionCount; i++) { 9847 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9848 // TODO: We will change version code to long, so in the new API it is long 9849 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9850 .getVersionCode(); 9851 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9852 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9853 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9854 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9855 } else { 9856 minVersionCode = maxVersionCode = libVersionCode; 9857 break; 9858 } 9859 } 9860 } 9861 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9862 throw new PackageManagerException("Static shared" 9863 + " lib version codes must be ordered as lib versions"); 9864 } 9865 } 9866 9867 // Only privileged apps and updated privileged apps can add child packages. 9868 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9869 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9870 throw new PackageManagerException("Only privileged apps can add child " 9871 + "packages. Ignoring package " + pkg.packageName); 9872 } 9873 final int childCount = pkg.childPackages.size(); 9874 for (int i = 0; i < childCount; i++) { 9875 PackageParser.Package childPkg = pkg.childPackages.get(i); 9876 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9877 childPkg.packageName)) { 9878 throw new PackageManagerException("Can't override child of " 9879 + "another disabled app. Ignoring package " + pkg.packageName); 9880 } 9881 } 9882 } 9883 9884 // If we're only installing presumed-existing packages, require that the 9885 // scanned APK is both already known and at the path previously established 9886 // for it. Previously unknown packages we pick up normally, but if we have an 9887 // a priori expectation about this package's install presence, enforce it. 9888 // With a singular exception for new system packages. When an OTA contains 9889 // a new system package, we allow the codepath to change from a system location 9890 // to the user-installed location. If we don't allow this change, any newer, 9891 // user-installed version of the application will be ignored. 9892 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9893 if (mExpectingBetter.containsKey(pkg.packageName)) { 9894 logCriticalInfo(Log.WARN, 9895 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9896 } else { 9897 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9898 if (known != null) { 9899 if (DEBUG_PACKAGE_SCANNING) { 9900 Log.d(TAG, "Examining " + pkg.codePath 9901 + " and requiring known paths " + known.codePathString 9902 + " & " + known.resourcePathString); 9903 } 9904 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9905 || !pkg.applicationInfo.getResourcePath().equals( 9906 known.resourcePathString)) { 9907 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9908 "Application package " + pkg.packageName 9909 + " found at " + pkg.applicationInfo.getCodePath() 9910 + " but expected at " + known.codePathString 9911 + "; ignoring."); 9912 } 9913 } 9914 } 9915 } 9916 9917 // Verify that this new package doesn't have any content providers 9918 // that conflict with existing packages. Only do this if the 9919 // package isn't already installed, since we don't want to break 9920 // things that are installed. 9921 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9922 final int N = pkg.providers.size(); 9923 int i; 9924 for (i=0; i<N; i++) { 9925 PackageParser.Provider p = pkg.providers.get(i); 9926 if (p.info.authority != null) { 9927 String names[] = p.info.authority.split(";"); 9928 for (int j = 0; j < names.length; j++) { 9929 if (mProvidersByAuthority.containsKey(names[j])) { 9930 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9931 final String otherPackageName = 9932 ((other != null && other.getComponentName() != null) ? 9933 other.getComponentName().getPackageName() : "?"); 9934 throw new PackageManagerException( 9935 INSTALL_FAILED_CONFLICTING_PROVIDER, 9936 "Can't install because provider name " + names[j] 9937 + " (in package " + pkg.applicationInfo.packageName 9938 + ") is already used by " + otherPackageName); 9939 } 9940 } 9941 } 9942 } 9943 } 9944 } 9945 } 9946 9947 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9948 int type, String declaringPackageName, int declaringVersionCode) { 9949 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9950 if (versionedLib == null) { 9951 versionedLib = new SparseArray<>(); 9952 mSharedLibraries.put(name, versionedLib); 9953 if (type == SharedLibraryInfo.TYPE_STATIC) { 9954 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9955 } 9956 } else if (versionedLib.indexOfKey(version) >= 0) { 9957 return false; 9958 } 9959 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9960 version, type, declaringPackageName, declaringVersionCode); 9961 versionedLib.put(version, libEntry); 9962 return true; 9963 } 9964 9965 private boolean removeSharedLibraryLPw(String name, int version) { 9966 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9967 if (versionedLib == null) { 9968 return false; 9969 } 9970 final int libIdx = versionedLib.indexOfKey(version); 9971 if (libIdx < 0) { 9972 return false; 9973 } 9974 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9975 versionedLib.remove(version); 9976 if (versionedLib.size() <= 0) { 9977 mSharedLibraries.remove(name); 9978 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9979 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9980 .getPackageName()); 9981 } 9982 } 9983 return true; 9984 } 9985 9986 /** 9987 * Adds a scanned package to the system. When this method is finished, the package will 9988 * be available for query, resolution, etc... 9989 */ 9990 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9991 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9992 final String pkgName = pkg.packageName; 9993 if (mCustomResolverComponentName != null && 9994 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9995 setUpCustomResolverActivity(pkg); 9996 } 9997 9998 if (pkg.packageName.equals("android")) { 9999 synchronized (mPackages) { 10000 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10001 // Set up information for our fall-back user intent resolution activity. 10002 mPlatformPackage = pkg; 10003 pkg.mVersionCode = mSdkVersion; 10004 mAndroidApplication = pkg.applicationInfo; 10005 if (!mResolverReplaced) { 10006 mResolveActivity.applicationInfo = mAndroidApplication; 10007 mResolveActivity.name = ResolverActivity.class.getName(); 10008 mResolveActivity.packageName = mAndroidApplication.packageName; 10009 mResolveActivity.processName = "system:ui"; 10010 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10011 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10012 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10013 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10014 mResolveActivity.exported = true; 10015 mResolveActivity.enabled = true; 10016 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10017 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10018 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10019 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10020 | ActivityInfo.CONFIG_ORIENTATION 10021 | ActivityInfo.CONFIG_KEYBOARD 10022 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10023 mResolveInfo.activityInfo = mResolveActivity; 10024 mResolveInfo.priority = 0; 10025 mResolveInfo.preferredOrder = 0; 10026 mResolveInfo.match = 0; 10027 mResolveComponentName = new ComponentName( 10028 mAndroidApplication.packageName, mResolveActivity.name); 10029 } 10030 } 10031 } 10032 } 10033 10034 ArrayList<PackageParser.Package> clientLibPkgs = null; 10035 // writer 10036 synchronized (mPackages) { 10037 boolean hasStaticSharedLibs = false; 10038 10039 // Any app can add new static shared libraries 10040 if (pkg.staticSharedLibName != null) { 10041 // Static shared libs don't allow renaming as they have synthetic package 10042 // names to allow install of multiple versions, so use name from manifest. 10043 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10044 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10045 pkg.manifestPackageName, pkg.mVersionCode)) { 10046 hasStaticSharedLibs = true; 10047 } else { 10048 Slog.w(TAG, "Package " + pkg.packageName + " library " 10049 + pkg.staticSharedLibName + " already exists; skipping"); 10050 } 10051 // Static shared libs cannot be updated once installed since they 10052 // use synthetic package name which includes the version code, so 10053 // not need to update other packages's shared lib dependencies. 10054 } 10055 10056 if (!hasStaticSharedLibs 10057 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10058 // Only system apps can add new dynamic shared libraries. 10059 if (pkg.libraryNames != null) { 10060 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10061 String name = pkg.libraryNames.get(i); 10062 boolean allowed = false; 10063 if (pkg.isUpdatedSystemApp()) { 10064 // New library entries can only be added through the 10065 // system image. This is important to get rid of a lot 10066 // of nasty edge cases: for example if we allowed a non- 10067 // system update of the app to add a library, then uninstalling 10068 // the update would make the library go away, and assumptions 10069 // we made such as through app install filtering would now 10070 // have allowed apps on the device which aren't compatible 10071 // with it. Better to just have the restriction here, be 10072 // conservative, and create many fewer cases that can negatively 10073 // impact the user experience. 10074 final PackageSetting sysPs = mSettings 10075 .getDisabledSystemPkgLPr(pkg.packageName); 10076 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10077 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10078 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10079 allowed = true; 10080 break; 10081 } 10082 } 10083 } 10084 } else { 10085 allowed = true; 10086 } 10087 if (allowed) { 10088 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10089 SharedLibraryInfo.VERSION_UNDEFINED, 10090 SharedLibraryInfo.TYPE_DYNAMIC, 10091 pkg.packageName, pkg.mVersionCode)) { 10092 Slog.w(TAG, "Package " + pkg.packageName + " library " 10093 + name + " already exists; skipping"); 10094 } 10095 } else { 10096 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10097 + name + " that is not declared on system image; skipping"); 10098 } 10099 } 10100 10101 if ((scanFlags & SCAN_BOOTING) == 0) { 10102 // If we are not booting, we need to update any applications 10103 // that are clients of our shared library. If we are booting, 10104 // this will all be done once the scan is complete. 10105 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10106 } 10107 } 10108 } 10109 } 10110 10111 if ((scanFlags & SCAN_BOOTING) != 0) { 10112 // No apps can run during boot scan, so they don't need to be frozen 10113 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10114 // Caller asked to not kill app, so it's probably not frozen 10115 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10116 // Caller asked us to ignore frozen check for some reason; they 10117 // probably didn't know the package name 10118 } else { 10119 // We're doing major surgery on this package, so it better be frozen 10120 // right now to keep it from launching 10121 checkPackageFrozen(pkgName); 10122 } 10123 10124 // Also need to kill any apps that are dependent on the library. 10125 if (clientLibPkgs != null) { 10126 for (int i=0; i<clientLibPkgs.size(); i++) { 10127 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10128 killApplication(clientPkg.applicationInfo.packageName, 10129 clientPkg.applicationInfo.uid, "update lib"); 10130 } 10131 } 10132 10133 // writer 10134 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10135 10136 synchronized (mPackages) { 10137 // We don't expect installation to fail beyond this point 10138 10139 // Add the new setting to mSettings 10140 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10141 // Add the new setting to mPackages 10142 mPackages.put(pkg.applicationInfo.packageName, pkg); 10143 // Make sure we don't accidentally delete its data. 10144 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10145 while (iter.hasNext()) { 10146 PackageCleanItem item = iter.next(); 10147 if (pkgName.equals(item.packageName)) { 10148 iter.remove(); 10149 } 10150 } 10151 10152 // Add the package's KeySets to the global KeySetManagerService 10153 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10154 ksms.addScannedPackageLPw(pkg); 10155 10156 int N = pkg.providers.size(); 10157 StringBuilder r = null; 10158 int i; 10159 for (i=0; i<N; i++) { 10160 PackageParser.Provider p = pkg.providers.get(i); 10161 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10162 p.info.processName); 10163 mProviders.addProvider(p); 10164 p.syncable = p.info.isSyncable; 10165 if (p.info.authority != null) { 10166 String names[] = p.info.authority.split(";"); 10167 p.info.authority = null; 10168 for (int j = 0; j < names.length; j++) { 10169 if (j == 1 && p.syncable) { 10170 // We only want the first authority for a provider to possibly be 10171 // syncable, so if we already added this provider using a different 10172 // authority clear the syncable flag. We copy the provider before 10173 // changing it because the mProviders object contains a reference 10174 // to a provider that we don't want to change. 10175 // Only do this for the second authority since the resulting provider 10176 // object can be the same for all future authorities for this provider. 10177 p = new PackageParser.Provider(p); 10178 p.syncable = false; 10179 } 10180 if (!mProvidersByAuthority.containsKey(names[j])) { 10181 mProvidersByAuthority.put(names[j], p); 10182 if (p.info.authority == null) { 10183 p.info.authority = names[j]; 10184 } else { 10185 p.info.authority = p.info.authority + ";" + names[j]; 10186 } 10187 if (DEBUG_PACKAGE_SCANNING) { 10188 if (chatty) 10189 Log.d(TAG, "Registered content provider: " + names[j] 10190 + ", className = " + p.info.name + ", isSyncable = " 10191 + p.info.isSyncable); 10192 } 10193 } else { 10194 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10195 Slog.w(TAG, "Skipping provider name " + names[j] + 10196 " (in package " + pkg.applicationInfo.packageName + 10197 "): name already used by " 10198 + ((other != null && other.getComponentName() != null) 10199 ? other.getComponentName().getPackageName() : "?")); 10200 } 10201 } 10202 } 10203 if (chatty) { 10204 if (r == null) { 10205 r = new StringBuilder(256); 10206 } else { 10207 r.append(' '); 10208 } 10209 r.append(p.info.name); 10210 } 10211 } 10212 if (r != null) { 10213 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10214 } 10215 10216 N = pkg.services.size(); 10217 r = null; 10218 for (i=0; i<N; i++) { 10219 PackageParser.Service s = pkg.services.get(i); 10220 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10221 s.info.processName); 10222 mServices.addService(s); 10223 if (chatty) { 10224 if (r == null) { 10225 r = new StringBuilder(256); 10226 } else { 10227 r.append(' '); 10228 } 10229 r.append(s.info.name); 10230 } 10231 } 10232 if (r != null) { 10233 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10234 } 10235 10236 N = pkg.receivers.size(); 10237 r = null; 10238 for (i=0; i<N; i++) { 10239 PackageParser.Activity a = pkg.receivers.get(i); 10240 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10241 a.info.processName); 10242 mReceivers.addActivity(a, "receiver"); 10243 if (chatty) { 10244 if (r == null) { 10245 r = new StringBuilder(256); 10246 } else { 10247 r.append(' '); 10248 } 10249 r.append(a.info.name); 10250 } 10251 } 10252 if (r != null) { 10253 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10254 } 10255 10256 N = pkg.activities.size(); 10257 r = null; 10258 for (i=0; i<N; i++) { 10259 PackageParser.Activity a = pkg.activities.get(i); 10260 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10261 a.info.processName); 10262 mActivities.addActivity(a, "activity"); 10263 if (chatty) { 10264 if (r == null) { 10265 r = new StringBuilder(256); 10266 } else { 10267 r.append(' '); 10268 } 10269 r.append(a.info.name); 10270 } 10271 } 10272 if (r != null) { 10273 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10274 } 10275 10276 N = pkg.permissionGroups.size(); 10277 r = null; 10278 for (i=0; i<N; i++) { 10279 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10280 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10281 final String curPackageName = cur == null ? null : cur.info.packageName; 10282 // Dont allow ephemeral apps to define new permission groups. 10283 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10284 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10285 + pg.info.packageName 10286 + " ignored: instant apps cannot define new permission groups."); 10287 continue; 10288 } 10289 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10290 if (cur == null || isPackageUpdate) { 10291 mPermissionGroups.put(pg.info.name, pg); 10292 if (chatty) { 10293 if (r == null) { 10294 r = new StringBuilder(256); 10295 } else { 10296 r.append(' '); 10297 } 10298 if (isPackageUpdate) { 10299 r.append("UPD:"); 10300 } 10301 r.append(pg.info.name); 10302 } 10303 } else { 10304 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10305 + pg.info.packageName + " ignored: original from " 10306 + cur.info.packageName); 10307 if (chatty) { 10308 if (r == null) { 10309 r = new StringBuilder(256); 10310 } else { 10311 r.append(' '); 10312 } 10313 r.append("DUP:"); 10314 r.append(pg.info.name); 10315 } 10316 } 10317 } 10318 if (r != null) { 10319 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10320 } 10321 10322 N = pkg.permissions.size(); 10323 r = null; 10324 for (i=0; i<N; i++) { 10325 PackageParser.Permission p = pkg.permissions.get(i); 10326 10327 // Dont allow ephemeral apps to define new permissions. 10328 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10329 Slog.w(TAG, "Permission " + p.info.name + " from package " 10330 + p.info.packageName 10331 + " ignored: instant apps cannot define new permissions."); 10332 continue; 10333 } 10334 10335 // Assume by default that we did not install this permission into the system. 10336 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10337 10338 // Now that permission groups have a special meaning, we ignore permission 10339 // groups for legacy apps to prevent unexpected behavior. In particular, 10340 // permissions for one app being granted to someone just becase they happen 10341 // to be in a group defined by another app (before this had no implications). 10342 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10343 p.group = mPermissionGroups.get(p.info.group); 10344 // Warn for a permission in an unknown group. 10345 if (p.info.group != null && p.group == null) { 10346 Slog.w(TAG, "Permission " + p.info.name + " from package " 10347 + p.info.packageName + " in an unknown group " + p.info.group); 10348 } 10349 } 10350 10351 ArrayMap<String, BasePermission> permissionMap = 10352 p.tree ? mSettings.mPermissionTrees 10353 : mSettings.mPermissions; 10354 BasePermission bp = permissionMap.get(p.info.name); 10355 10356 // Allow system apps to redefine non-system permissions 10357 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10358 final boolean currentOwnerIsSystem = (bp.perm != null 10359 && isSystemApp(bp.perm.owner)); 10360 if (isSystemApp(p.owner)) { 10361 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10362 // It's a built-in permission and no owner, take ownership now 10363 bp.packageSetting = pkgSetting; 10364 bp.perm = p; 10365 bp.uid = pkg.applicationInfo.uid; 10366 bp.sourcePackage = p.info.packageName; 10367 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10368 } else if (!currentOwnerIsSystem) { 10369 String msg = "New decl " + p.owner + " of permission " 10370 + p.info.name + " is system; overriding " + bp.sourcePackage; 10371 reportSettingsProblem(Log.WARN, msg); 10372 bp = null; 10373 } 10374 } 10375 } 10376 10377 if (bp == null) { 10378 bp = new BasePermission(p.info.name, p.info.packageName, 10379 BasePermission.TYPE_NORMAL); 10380 permissionMap.put(p.info.name, bp); 10381 } 10382 10383 if (bp.perm == null) { 10384 if (bp.sourcePackage == null 10385 || bp.sourcePackage.equals(p.info.packageName)) { 10386 BasePermission tree = findPermissionTreeLP(p.info.name); 10387 if (tree == null 10388 || tree.sourcePackage.equals(p.info.packageName)) { 10389 bp.packageSetting = pkgSetting; 10390 bp.perm = p; 10391 bp.uid = pkg.applicationInfo.uid; 10392 bp.sourcePackage = p.info.packageName; 10393 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10394 if (chatty) { 10395 if (r == null) { 10396 r = new StringBuilder(256); 10397 } else { 10398 r.append(' '); 10399 } 10400 r.append(p.info.name); 10401 } 10402 } else { 10403 Slog.w(TAG, "Permission " + p.info.name + " from package " 10404 + p.info.packageName + " ignored: base tree " 10405 + tree.name + " is from package " 10406 + tree.sourcePackage); 10407 } 10408 } else { 10409 Slog.w(TAG, "Permission " + p.info.name + " from package " 10410 + p.info.packageName + " ignored: original from " 10411 + bp.sourcePackage); 10412 } 10413 } else if (chatty) { 10414 if (r == null) { 10415 r = new StringBuilder(256); 10416 } else { 10417 r.append(' '); 10418 } 10419 r.append("DUP:"); 10420 r.append(p.info.name); 10421 } 10422 if (bp.perm == p) { 10423 bp.protectionLevel = p.info.protectionLevel; 10424 } 10425 } 10426 10427 if (r != null) { 10428 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10429 } 10430 10431 N = pkg.instrumentation.size(); 10432 r = null; 10433 for (i=0; i<N; i++) { 10434 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10435 a.info.packageName = pkg.applicationInfo.packageName; 10436 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10437 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10438 a.info.splitNames = pkg.splitNames; 10439 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10440 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10441 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10442 a.info.dataDir = pkg.applicationInfo.dataDir; 10443 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10444 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10445 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10446 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10447 mInstrumentation.put(a.getComponentName(), a); 10448 if (chatty) { 10449 if (r == null) { 10450 r = new StringBuilder(256); 10451 } else { 10452 r.append(' '); 10453 } 10454 r.append(a.info.name); 10455 } 10456 } 10457 if (r != null) { 10458 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10459 } 10460 10461 if (pkg.protectedBroadcasts != null) { 10462 N = pkg.protectedBroadcasts.size(); 10463 for (i=0; i<N; i++) { 10464 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10465 } 10466 } 10467 } 10468 10469 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10470 } 10471 10472 /** 10473 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10474 * is derived purely on the basis of the contents of {@code scanFile} and 10475 * {@code cpuAbiOverride}. 10476 * 10477 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10478 */ 10479 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10480 String cpuAbiOverride, boolean extractLibs, 10481 File appLib32InstallDir) 10482 throws PackageManagerException { 10483 // Give ourselves some initial paths; we'll come back for another 10484 // pass once we've determined ABI below. 10485 setNativeLibraryPaths(pkg, appLib32InstallDir); 10486 10487 // We would never need to extract libs for forward-locked and external packages, 10488 // since the container service will do it for us. We shouldn't attempt to 10489 // extract libs from system app when it was not updated. 10490 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10491 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10492 extractLibs = false; 10493 } 10494 10495 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10496 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10497 10498 NativeLibraryHelper.Handle handle = null; 10499 try { 10500 handle = NativeLibraryHelper.Handle.create(pkg); 10501 // TODO(multiArch): This can be null for apps that didn't go through the 10502 // usual installation process. We can calculate it again, like we 10503 // do during install time. 10504 // 10505 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10506 // unnecessary. 10507 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10508 10509 // Null out the abis so that they can be recalculated. 10510 pkg.applicationInfo.primaryCpuAbi = null; 10511 pkg.applicationInfo.secondaryCpuAbi = null; 10512 if (isMultiArch(pkg.applicationInfo)) { 10513 // Warn if we've set an abiOverride for multi-lib packages.. 10514 // By definition, we need to copy both 32 and 64 bit libraries for 10515 // such packages. 10516 if (pkg.cpuAbiOverride != null 10517 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10518 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10519 } 10520 10521 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10522 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10523 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10524 if (extractLibs) { 10525 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10526 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10527 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10528 useIsaSpecificSubdirs); 10529 } else { 10530 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10531 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10532 } 10533 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10534 } 10535 10536 maybeThrowExceptionForMultiArchCopy( 10537 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10538 10539 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10540 if (extractLibs) { 10541 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10542 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10543 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10544 useIsaSpecificSubdirs); 10545 } else { 10546 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10547 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10548 } 10549 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10550 } 10551 10552 maybeThrowExceptionForMultiArchCopy( 10553 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10554 10555 if (abi64 >= 0) { 10556 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10557 } 10558 10559 if (abi32 >= 0) { 10560 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10561 if (abi64 >= 0) { 10562 if (pkg.use32bitAbi) { 10563 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10564 pkg.applicationInfo.primaryCpuAbi = abi; 10565 } else { 10566 pkg.applicationInfo.secondaryCpuAbi = abi; 10567 } 10568 } else { 10569 pkg.applicationInfo.primaryCpuAbi = abi; 10570 } 10571 } 10572 10573 } else { 10574 String[] abiList = (cpuAbiOverride != null) ? 10575 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10576 10577 // Enable gross and lame hacks for apps that are built with old 10578 // SDK tools. We must scan their APKs for renderscript bitcode and 10579 // not launch them if it's present. Don't bother checking on devices 10580 // that don't have 64 bit support. 10581 boolean needsRenderScriptOverride = false; 10582 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10583 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10584 abiList = Build.SUPPORTED_32_BIT_ABIS; 10585 needsRenderScriptOverride = true; 10586 } 10587 10588 final int copyRet; 10589 if (extractLibs) { 10590 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10591 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10592 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10593 } else { 10594 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10595 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10596 } 10597 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10598 10599 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10600 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10601 "Error unpackaging native libs for app, errorCode=" + copyRet); 10602 } 10603 10604 if (copyRet >= 0) { 10605 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10606 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10607 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10608 } else if (needsRenderScriptOverride) { 10609 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10610 } 10611 } 10612 } catch (IOException ioe) { 10613 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10614 } finally { 10615 IoUtils.closeQuietly(handle); 10616 } 10617 10618 // Now that we've calculated the ABIs and determined if it's an internal app, 10619 // we will go ahead and populate the nativeLibraryPath. 10620 setNativeLibraryPaths(pkg, appLib32InstallDir); 10621 } 10622 10623 /** 10624 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10625 * i.e, so that all packages can be run inside a single process if required. 10626 * 10627 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10628 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10629 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10630 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10631 * updating a package that belongs to a shared user. 10632 * 10633 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10634 * adds unnecessary complexity. 10635 */ 10636 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10637 PackageParser.Package scannedPackage) { 10638 String requiredInstructionSet = null; 10639 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10640 requiredInstructionSet = VMRuntime.getInstructionSet( 10641 scannedPackage.applicationInfo.primaryCpuAbi); 10642 } 10643 10644 PackageSetting requirer = null; 10645 for (PackageSetting ps : packagesForUser) { 10646 // If packagesForUser contains scannedPackage, we skip it. This will happen 10647 // when scannedPackage is an update of an existing package. Without this check, 10648 // we will never be able to change the ABI of any package belonging to a shared 10649 // user, even if it's compatible with other packages. 10650 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10651 if (ps.primaryCpuAbiString == null) { 10652 continue; 10653 } 10654 10655 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10656 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10657 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10658 // this but there's not much we can do. 10659 String errorMessage = "Instruction set mismatch, " 10660 + ((requirer == null) ? "[caller]" : requirer) 10661 + " requires " + requiredInstructionSet + " whereas " + ps 10662 + " requires " + instructionSet; 10663 Slog.w(TAG, errorMessage); 10664 } 10665 10666 if (requiredInstructionSet == null) { 10667 requiredInstructionSet = instructionSet; 10668 requirer = ps; 10669 } 10670 } 10671 } 10672 10673 if (requiredInstructionSet != null) { 10674 String adjustedAbi; 10675 if (requirer != null) { 10676 // requirer != null implies that either scannedPackage was null or that scannedPackage 10677 // did not require an ABI, in which case we have to adjust scannedPackage to match 10678 // the ABI of the set (which is the same as requirer's ABI) 10679 adjustedAbi = requirer.primaryCpuAbiString; 10680 if (scannedPackage != null) { 10681 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10682 } 10683 } else { 10684 // requirer == null implies that we're updating all ABIs in the set to 10685 // match scannedPackage. 10686 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10687 } 10688 10689 for (PackageSetting ps : packagesForUser) { 10690 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10691 if (ps.primaryCpuAbiString != null) { 10692 continue; 10693 } 10694 10695 ps.primaryCpuAbiString = adjustedAbi; 10696 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10697 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10698 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10699 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10700 + " (requirer=" 10701 + (requirer != null ? requirer.pkg : "null") 10702 + ", scannedPackage=" 10703 + (scannedPackage != null ? scannedPackage : "null") 10704 + ")"); 10705 try { 10706 mInstaller.rmdex(ps.codePathString, 10707 getDexCodeInstructionSet(getPreferredInstructionSet())); 10708 } catch (InstallerException ignored) { 10709 } 10710 } 10711 } 10712 } 10713 } 10714 } 10715 10716 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10717 synchronized (mPackages) { 10718 mResolverReplaced = true; 10719 // Set up information for custom user intent resolution activity. 10720 mResolveActivity.applicationInfo = pkg.applicationInfo; 10721 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10722 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10723 mResolveActivity.processName = pkg.applicationInfo.packageName; 10724 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10725 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10726 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10727 mResolveActivity.theme = 0; 10728 mResolveActivity.exported = true; 10729 mResolveActivity.enabled = true; 10730 mResolveInfo.activityInfo = mResolveActivity; 10731 mResolveInfo.priority = 0; 10732 mResolveInfo.preferredOrder = 0; 10733 mResolveInfo.match = 0; 10734 mResolveComponentName = mCustomResolverComponentName; 10735 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10736 mResolveComponentName); 10737 } 10738 } 10739 10740 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10741 if (installerActivity == null) { 10742 if (DEBUG_EPHEMERAL) { 10743 Slog.d(TAG, "Clear ephemeral installer activity"); 10744 } 10745 mInstantAppInstallerActivity = null; 10746 return; 10747 } 10748 10749 if (DEBUG_EPHEMERAL) { 10750 Slog.d(TAG, "Set ephemeral installer activity: " 10751 + installerActivity.getComponentName()); 10752 } 10753 // Set up information for ephemeral installer activity 10754 mInstantAppInstallerActivity = installerActivity; 10755 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10756 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10757 mInstantAppInstallerActivity.exported = true; 10758 mInstantAppInstallerActivity.enabled = true; 10759 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10760 mInstantAppInstallerInfo.priority = 0; 10761 mInstantAppInstallerInfo.preferredOrder = 1; 10762 mInstantAppInstallerInfo.isDefault = true; 10763 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10764 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10765 } 10766 10767 private static String calculateBundledApkRoot(final String codePathString) { 10768 final File codePath = new File(codePathString); 10769 final File codeRoot; 10770 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10771 codeRoot = Environment.getRootDirectory(); 10772 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10773 codeRoot = Environment.getOemDirectory(); 10774 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10775 codeRoot = Environment.getVendorDirectory(); 10776 } else { 10777 // Unrecognized code path; take its top real segment as the apk root: 10778 // e.g. /something/app/blah.apk => /something 10779 try { 10780 File f = codePath.getCanonicalFile(); 10781 File parent = f.getParentFile(); // non-null because codePath is a file 10782 File tmp; 10783 while ((tmp = parent.getParentFile()) != null) { 10784 f = parent; 10785 parent = tmp; 10786 } 10787 codeRoot = f; 10788 Slog.w(TAG, "Unrecognized code path " 10789 + codePath + " - using " + codeRoot); 10790 } catch (IOException e) { 10791 // Can't canonicalize the code path -- shenanigans? 10792 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10793 return Environment.getRootDirectory().getPath(); 10794 } 10795 } 10796 return codeRoot.getPath(); 10797 } 10798 10799 /** 10800 * Derive and set the location of native libraries for the given package, 10801 * which varies depending on where and how the package was installed. 10802 */ 10803 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10804 final ApplicationInfo info = pkg.applicationInfo; 10805 final String codePath = pkg.codePath; 10806 final File codeFile = new File(codePath); 10807 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10808 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10809 10810 info.nativeLibraryRootDir = null; 10811 info.nativeLibraryRootRequiresIsa = false; 10812 info.nativeLibraryDir = null; 10813 info.secondaryNativeLibraryDir = null; 10814 10815 if (isApkFile(codeFile)) { 10816 // Monolithic install 10817 if (bundledApp) { 10818 // If "/system/lib64/apkname" exists, assume that is the per-package 10819 // native library directory to use; otherwise use "/system/lib/apkname". 10820 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10821 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10822 getPrimaryInstructionSet(info)); 10823 10824 // This is a bundled system app so choose the path based on the ABI. 10825 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10826 // is just the default path. 10827 final String apkName = deriveCodePathName(codePath); 10828 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10829 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10830 apkName).getAbsolutePath(); 10831 10832 if (info.secondaryCpuAbi != null) { 10833 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10834 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10835 secondaryLibDir, apkName).getAbsolutePath(); 10836 } 10837 } else if (asecApp) { 10838 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10839 .getAbsolutePath(); 10840 } else { 10841 final String apkName = deriveCodePathName(codePath); 10842 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10843 .getAbsolutePath(); 10844 } 10845 10846 info.nativeLibraryRootRequiresIsa = false; 10847 info.nativeLibraryDir = info.nativeLibraryRootDir; 10848 } else { 10849 // Cluster install 10850 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10851 info.nativeLibraryRootRequiresIsa = true; 10852 10853 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10854 getPrimaryInstructionSet(info)).getAbsolutePath(); 10855 10856 if (info.secondaryCpuAbi != null) { 10857 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10858 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10859 } 10860 } 10861 } 10862 10863 /** 10864 * Calculate the abis and roots for a bundled app. These can uniquely 10865 * be determined from the contents of the system partition, i.e whether 10866 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10867 * of this information, and instead assume that the system was built 10868 * sensibly. 10869 */ 10870 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10871 PackageSetting pkgSetting) { 10872 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10873 10874 // If "/system/lib64/apkname" exists, assume that is the per-package 10875 // native library directory to use; otherwise use "/system/lib/apkname". 10876 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10877 setBundledAppAbi(pkg, apkRoot, apkName); 10878 // pkgSetting might be null during rescan following uninstall of updates 10879 // to a bundled app, so accommodate that possibility. The settings in 10880 // that case will be established later from the parsed package. 10881 // 10882 // If the settings aren't null, sync them up with what we've just derived. 10883 // note that apkRoot isn't stored in the package settings. 10884 if (pkgSetting != null) { 10885 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10886 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10887 } 10888 } 10889 10890 /** 10891 * Deduces the ABI of a bundled app and sets the relevant fields on the 10892 * parsed pkg object. 10893 * 10894 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10895 * under which system libraries are installed. 10896 * @param apkName the name of the installed package. 10897 */ 10898 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10899 final File codeFile = new File(pkg.codePath); 10900 10901 final boolean has64BitLibs; 10902 final boolean has32BitLibs; 10903 if (isApkFile(codeFile)) { 10904 // Monolithic install 10905 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10906 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10907 } else { 10908 // Cluster install 10909 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10910 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10911 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10912 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10913 has64BitLibs = (new File(rootDir, isa)).exists(); 10914 } else { 10915 has64BitLibs = false; 10916 } 10917 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10918 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10919 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10920 has32BitLibs = (new File(rootDir, isa)).exists(); 10921 } else { 10922 has32BitLibs = false; 10923 } 10924 } 10925 10926 if (has64BitLibs && !has32BitLibs) { 10927 // The package has 64 bit libs, but not 32 bit libs. Its primary 10928 // ABI should be 64 bit. We can safely assume here that the bundled 10929 // native libraries correspond to the most preferred ABI in the list. 10930 10931 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10932 pkg.applicationInfo.secondaryCpuAbi = null; 10933 } else if (has32BitLibs && !has64BitLibs) { 10934 // The package has 32 bit libs but not 64 bit libs. Its primary 10935 // ABI should be 32 bit. 10936 10937 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10938 pkg.applicationInfo.secondaryCpuAbi = null; 10939 } else if (has32BitLibs && has64BitLibs) { 10940 // The application has both 64 and 32 bit bundled libraries. We check 10941 // here that the app declares multiArch support, and warn if it doesn't. 10942 // 10943 // We will be lenient here and record both ABIs. The primary will be the 10944 // ABI that's higher on the list, i.e, a device that's configured to prefer 10945 // 64 bit apps will see a 64 bit primary ABI, 10946 10947 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10948 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10949 } 10950 10951 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10952 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10953 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10954 } else { 10955 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10956 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10957 } 10958 } else { 10959 pkg.applicationInfo.primaryCpuAbi = null; 10960 pkg.applicationInfo.secondaryCpuAbi = null; 10961 } 10962 } 10963 10964 private void killApplication(String pkgName, int appId, String reason) { 10965 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10966 } 10967 10968 private void killApplication(String pkgName, int appId, int userId, String reason) { 10969 // Request the ActivityManager to kill the process(only for existing packages) 10970 // so that we do not end up in a confused state while the user is still using the older 10971 // version of the application while the new one gets installed. 10972 final long token = Binder.clearCallingIdentity(); 10973 try { 10974 IActivityManager am = ActivityManager.getService(); 10975 if (am != null) { 10976 try { 10977 am.killApplication(pkgName, appId, userId, reason); 10978 } catch (RemoteException e) { 10979 } 10980 } 10981 } finally { 10982 Binder.restoreCallingIdentity(token); 10983 } 10984 } 10985 10986 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10987 // Remove the parent package setting 10988 PackageSetting ps = (PackageSetting) pkg.mExtras; 10989 if (ps != null) { 10990 removePackageLI(ps, chatty); 10991 } 10992 // Remove the child package setting 10993 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10994 for (int i = 0; i < childCount; i++) { 10995 PackageParser.Package childPkg = pkg.childPackages.get(i); 10996 ps = (PackageSetting) childPkg.mExtras; 10997 if (ps != null) { 10998 removePackageLI(ps, chatty); 10999 } 11000 } 11001 } 11002 11003 void removePackageLI(PackageSetting ps, boolean chatty) { 11004 if (DEBUG_INSTALL) { 11005 if (chatty) 11006 Log.d(TAG, "Removing package " + ps.name); 11007 } 11008 11009 // writer 11010 synchronized (mPackages) { 11011 mPackages.remove(ps.name); 11012 final PackageParser.Package pkg = ps.pkg; 11013 if (pkg != null) { 11014 cleanPackageDataStructuresLILPw(pkg, chatty); 11015 } 11016 } 11017 } 11018 11019 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11020 if (DEBUG_INSTALL) { 11021 if (chatty) 11022 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11023 } 11024 11025 // writer 11026 synchronized (mPackages) { 11027 // Remove the parent package 11028 mPackages.remove(pkg.applicationInfo.packageName); 11029 cleanPackageDataStructuresLILPw(pkg, chatty); 11030 11031 // Remove the child packages 11032 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11033 for (int i = 0; i < childCount; i++) { 11034 PackageParser.Package childPkg = pkg.childPackages.get(i); 11035 mPackages.remove(childPkg.applicationInfo.packageName); 11036 cleanPackageDataStructuresLILPw(childPkg, chatty); 11037 } 11038 } 11039 } 11040 11041 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11042 int N = pkg.providers.size(); 11043 StringBuilder r = null; 11044 int i; 11045 for (i=0; i<N; i++) { 11046 PackageParser.Provider p = pkg.providers.get(i); 11047 mProviders.removeProvider(p); 11048 if (p.info.authority == null) { 11049 11050 /* There was another ContentProvider with this authority when 11051 * this app was installed so this authority is null, 11052 * Ignore it as we don't have to unregister the provider. 11053 */ 11054 continue; 11055 } 11056 String names[] = p.info.authority.split(";"); 11057 for (int j = 0; j < names.length; j++) { 11058 if (mProvidersByAuthority.get(names[j]) == p) { 11059 mProvidersByAuthority.remove(names[j]); 11060 if (DEBUG_REMOVE) { 11061 if (chatty) 11062 Log.d(TAG, "Unregistered content provider: " + names[j] 11063 + ", className = " + p.info.name + ", isSyncable = " 11064 + p.info.isSyncable); 11065 } 11066 } 11067 } 11068 if (DEBUG_REMOVE && chatty) { 11069 if (r == null) { 11070 r = new StringBuilder(256); 11071 } else { 11072 r.append(' '); 11073 } 11074 r.append(p.info.name); 11075 } 11076 } 11077 if (r != null) { 11078 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11079 } 11080 11081 N = pkg.services.size(); 11082 r = null; 11083 for (i=0; i<N; i++) { 11084 PackageParser.Service s = pkg.services.get(i); 11085 mServices.removeService(s); 11086 if (chatty) { 11087 if (r == null) { 11088 r = new StringBuilder(256); 11089 } else { 11090 r.append(' '); 11091 } 11092 r.append(s.info.name); 11093 } 11094 } 11095 if (r != null) { 11096 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11097 } 11098 11099 N = pkg.receivers.size(); 11100 r = null; 11101 for (i=0; i<N; i++) { 11102 PackageParser.Activity a = pkg.receivers.get(i); 11103 mReceivers.removeActivity(a, "receiver"); 11104 if (DEBUG_REMOVE && chatty) { 11105 if (r == null) { 11106 r = new StringBuilder(256); 11107 } else { 11108 r.append(' '); 11109 } 11110 r.append(a.info.name); 11111 } 11112 } 11113 if (r != null) { 11114 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11115 } 11116 11117 N = pkg.activities.size(); 11118 r = null; 11119 for (i=0; i<N; i++) { 11120 PackageParser.Activity a = pkg.activities.get(i); 11121 mActivities.removeActivity(a, "activity"); 11122 if (DEBUG_REMOVE && chatty) { 11123 if (r == null) { 11124 r = new StringBuilder(256); 11125 } else { 11126 r.append(' '); 11127 } 11128 r.append(a.info.name); 11129 } 11130 } 11131 if (r != null) { 11132 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11133 } 11134 11135 N = pkg.permissions.size(); 11136 r = null; 11137 for (i=0; i<N; i++) { 11138 PackageParser.Permission p = pkg.permissions.get(i); 11139 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11140 if (bp == null) { 11141 bp = mSettings.mPermissionTrees.get(p.info.name); 11142 } 11143 if (bp != null && bp.perm == p) { 11144 bp.perm = null; 11145 if (DEBUG_REMOVE && chatty) { 11146 if (r == null) { 11147 r = new StringBuilder(256); 11148 } else { 11149 r.append(' '); 11150 } 11151 r.append(p.info.name); 11152 } 11153 } 11154 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11155 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11156 if (appOpPkgs != null) { 11157 appOpPkgs.remove(pkg.packageName); 11158 } 11159 } 11160 } 11161 if (r != null) { 11162 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11163 } 11164 11165 N = pkg.requestedPermissions.size(); 11166 r = null; 11167 for (i=0; i<N; i++) { 11168 String perm = pkg.requestedPermissions.get(i); 11169 BasePermission bp = mSettings.mPermissions.get(perm); 11170 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11171 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11172 if (appOpPkgs != null) { 11173 appOpPkgs.remove(pkg.packageName); 11174 if (appOpPkgs.isEmpty()) { 11175 mAppOpPermissionPackages.remove(perm); 11176 } 11177 } 11178 } 11179 } 11180 if (r != null) { 11181 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11182 } 11183 11184 N = pkg.instrumentation.size(); 11185 r = null; 11186 for (i=0; i<N; i++) { 11187 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11188 mInstrumentation.remove(a.getComponentName()); 11189 if (DEBUG_REMOVE && chatty) { 11190 if (r == null) { 11191 r = new StringBuilder(256); 11192 } else { 11193 r.append(' '); 11194 } 11195 r.append(a.info.name); 11196 } 11197 } 11198 if (r != null) { 11199 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11200 } 11201 11202 r = null; 11203 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11204 // Only system apps can hold shared libraries. 11205 if (pkg.libraryNames != null) { 11206 for (i = 0; i < pkg.libraryNames.size(); i++) { 11207 String name = pkg.libraryNames.get(i); 11208 if (removeSharedLibraryLPw(name, 0)) { 11209 if (DEBUG_REMOVE && chatty) { 11210 if (r == null) { 11211 r = new StringBuilder(256); 11212 } else { 11213 r.append(' '); 11214 } 11215 r.append(name); 11216 } 11217 } 11218 } 11219 } 11220 } 11221 11222 r = null; 11223 11224 // Any package can hold static shared libraries. 11225 if (pkg.staticSharedLibName != null) { 11226 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11227 if (DEBUG_REMOVE && chatty) { 11228 if (r == null) { 11229 r = new StringBuilder(256); 11230 } else { 11231 r.append(' '); 11232 } 11233 r.append(pkg.staticSharedLibName); 11234 } 11235 } 11236 } 11237 11238 if (r != null) { 11239 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11240 } 11241 } 11242 11243 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11244 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11245 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11246 return true; 11247 } 11248 } 11249 return false; 11250 } 11251 11252 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11253 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11254 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11255 11256 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11257 // Update the parent permissions 11258 updatePermissionsLPw(pkg.packageName, pkg, flags); 11259 // Update the child permissions 11260 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11261 for (int i = 0; i < childCount; i++) { 11262 PackageParser.Package childPkg = pkg.childPackages.get(i); 11263 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11264 } 11265 } 11266 11267 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11268 int flags) { 11269 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11270 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11271 } 11272 11273 private void updatePermissionsLPw(String changingPkg, 11274 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11275 // Make sure there are no dangling permission trees. 11276 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11277 while (it.hasNext()) { 11278 final BasePermission bp = it.next(); 11279 if (bp.packageSetting == null) { 11280 // We may not yet have parsed the package, so just see if 11281 // we still know about its settings. 11282 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11283 } 11284 if (bp.packageSetting == null) { 11285 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11286 + " from package " + bp.sourcePackage); 11287 it.remove(); 11288 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11289 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11290 Slog.i(TAG, "Removing old permission tree: " + bp.name 11291 + " from package " + bp.sourcePackage); 11292 flags |= UPDATE_PERMISSIONS_ALL; 11293 it.remove(); 11294 } 11295 } 11296 } 11297 11298 // Make sure all dynamic permissions have been assigned to a package, 11299 // and make sure there are no dangling permissions. 11300 it = mSettings.mPermissions.values().iterator(); 11301 while (it.hasNext()) { 11302 final BasePermission bp = it.next(); 11303 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11304 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11305 + bp.name + " pkg=" + bp.sourcePackage 11306 + " info=" + bp.pendingInfo); 11307 if (bp.packageSetting == null && bp.pendingInfo != null) { 11308 final BasePermission tree = findPermissionTreeLP(bp.name); 11309 if (tree != null && tree.perm != null) { 11310 bp.packageSetting = tree.packageSetting; 11311 bp.perm = new PackageParser.Permission(tree.perm.owner, 11312 new PermissionInfo(bp.pendingInfo)); 11313 bp.perm.info.packageName = tree.perm.info.packageName; 11314 bp.perm.info.name = bp.name; 11315 bp.uid = tree.uid; 11316 } 11317 } 11318 } 11319 if (bp.packageSetting == null) { 11320 // We may not yet have parsed the package, so just see if 11321 // we still know about its settings. 11322 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11323 } 11324 if (bp.packageSetting == null) { 11325 Slog.w(TAG, "Removing dangling permission: " + bp.name 11326 + " from package " + bp.sourcePackage); 11327 it.remove(); 11328 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11329 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11330 Slog.i(TAG, "Removing old permission: " + bp.name 11331 + " from package " + bp.sourcePackage); 11332 flags |= UPDATE_PERMISSIONS_ALL; 11333 it.remove(); 11334 } 11335 } 11336 } 11337 11338 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11339 // Now update the permissions for all packages, in particular 11340 // replace the granted permissions of the system packages. 11341 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11342 for (PackageParser.Package pkg : mPackages.values()) { 11343 if (pkg != pkgInfo) { 11344 // Only replace for packages on requested volume 11345 final String volumeUuid = getVolumeUuidForPackage(pkg); 11346 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11347 && Objects.equals(replaceVolumeUuid, volumeUuid); 11348 grantPermissionsLPw(pkg, replace, changingPkg); 11349 } 11350 } 11351 } 11352 11353 if (pkgInfo != null) { 11354 // Only replace for packages on requested volume 11355 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11356 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11357 && Objects.equals(replaceVolumeUuid, volumeUuid); 11358 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11359 } 11360 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11361 } 11362 11363 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11364 String packageOfInterest) { 11365 // IMPORTANT: There are two types of permissions: install and runtime. 11366 // Install time permissions are granted when the app is installed to 11367 // all device users and users added in the future. Runtime permissions 11368 // are granted at runtime explicitly to specific users. Normal and signature 11369 // protected permissions are install time permissions. Dangerous permissions 11370 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11371 // otherwise they are runtime permissions. This function does not manage 11372 // runtime permissions except for the case an app targeting Lollipop MR1 11373 // being upgraded to target a newer SDK, in which case dangerous permissions 11374 // are transformed from install time to runtime ones. 11375 11376 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11377 if (ps == null) { 11378 return; 11379 } 11380 11381 PermissionsState permissionsState = ps.getPermissionsState(); 11382 PermissionsState origPermissions = permissionsState; 11383 11384 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11385 11386 boolean runtimePermissionsRevoked = false; 11387 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11388 11389 boolean changedInstallPermission = false; 11390 11391 if (replace) { 11392 ps.installPermissionsFixed = false; 11393 if (!ps.isSharedUser()) { 11394 origPermissions = new PermissionsState(permissionsState); 11395 permissionsState.reset(); 11396 } else { 11397 // We need to know only about runtime permission changes since the 11398 // calling code always writes the install permissions state but 11399 // the runtime ones are written only if changed. The only cases of 11400 // changed runtime permissions here are promotion of an install to 11401 // runtime and revocation of a runtime from a shared user. 11402 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11403 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11404 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11405 runtimePermissionsRevoked = true; 11406 } 11407 } 11408 } 11409 11410 permissionsState.setGlobalGids(mGlobalGids); 11411 11412 final int N = pkg.requestedPermissions.size(); 11413 for (int i=0; i<N; i++) { 11414 final String name = pkg.requestedPermissions.get(i); 11415 final BasePermission bp = mSettings.mPermissions.get(name); 11416 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11417 >= Build.VERSION_CODES.M; 11418 11419 if (DEBUG_INSTALL) { 11420 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11421 } 11422 11423 if (bp == null || bp.packageSetting == null) { 11424 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11425 Slog.w(TAG, "Unknown permission " + name 11426 + " in package " + pkg.packageName); 11427 } 11428 continue; 11429 } 11430 11431 11432 // Limit ephemeral apps to ephemeral allowed permissions. 11433 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11434 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11435 + pkg.packageName); 11436 continue; 11437 } 11438 11439 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 11440 Log.i(TAG, "Denying runtime-only permission " + bp.name + " for package " 11441 + pkg.packageName); 11442 continue; 11443 } 11444 11445 final String perm = bp.name; 11446 boolean allowedSig = false; 11447 int grant = GRANT_DENIED; 11448 11449 // Keep track of app op permissions. 11450 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11451 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11452 if (pkgs == null) { 11453 pkgs = new ArraySet<>(); 11454 mAppOpPermissionPackages.put(bp.name, pkgs); 11455 } 11456 pkgs.add(pkg.packageName); 11457 } 11458 11459 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11460 switch (level) { 11461 case PermissionInfo.PROTECTION_NORMAL: { 11462 // For all apps normal permissions are install time ones. 11463 grant = GRANT_INSTALL; 11464 } break; 11465 11466 case PermissionInfo.PROTECTION_DANGEROUS: { 11467 // If a permission review is required for legacy apps we represent 11468 // their permissions as always granted runtime ones since we need 11469 // to keep the review required permission flag per user while an 11470 // install permission's state is shared across all users. 11471 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11472 // For legacy apps dangerous permissions are install time ones. 11473 grant = GRANT_INSTALL; 11474 } else if (origPermissions.hasInstallPermission(bp.name)) { 11475 // For legacy apps that became modern, install becomes runtime. 11476 grant = GRANT_UPGRADE; 11477 } else if (mPromoteSystemApps 11478 && isSystemApp(ps) 11479 && mExistingSystemPackages.contains(ps.name)) { 11480 // For legacy system apps, install becomes runtime. 11481 // We cannot check hasInstallPermission() for system apps since those 11482 // permissions were granted implicitly and not persisted pre-M. 11483 grant = GRANT_UPGRADE; 11484 } else { 11485 // For modern apps keep runtime permissions unchanged. 11486 grant = GRANT_RUNTIME; 11487 } 11488 } break; 11489 11490 case PermissionInfo.PROTECTION_SIGNATURE: { 11491 // For all apps signature permissions are install time ones. 11492 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11493 if (allowedSig) { 11494 grant = GRANT_INSTALL; 11495 } 11496 } break; 11497 } 11498 11499 if (DEBUG_INSTALL) { 11500 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11501 } 11502 11503 if (grant != GRANT_DENIED) { 11504 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11505 // If this is an existing, non-system package, then 11506 // we can't add any new permissions to it. 11507 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11508 // Except... if this is a permission that was added 11509 // to the platform (note: need to only do this when 11510 // updating the platform). 11511 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11512 grant = GRANT_DENIED; 11513 } 11514 } 11515 } 11516 11517 switch (grant) { 11518 case GRANT_INSTALL: { 11519 // Revoke this as runtime permission to handle the case of 11520 // a runtime permission being downgraded to an install one. 11521 // Also in permission review mode we keep dangerous permissions 11522 // for legacy apps 11523 for (int userId : UserManagerService.getInstance().getUserIds()) { 11524 if (origPermissions.getRuntimePermissionState( 11525 bp.name, userId) != null) { 11526 // Revoke the runtime permission and clear the flags. 11527 origPermissions.revokeRuntimePermission(bp, userId); 11528 origPermissions.updatePermissionFlags(bp, userId, 11529 PackageManager.MASK_PERMISSION_FLAGS, 0); 11530 // If we revoked a permission permission, we have to write. 11531 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11532 changedRuntimePermissionUserIds, userId); 11533 } 11534 } 11535 // Grant an install permission. 11536 if (permissionsState.grantInstallPermission(bp) != 11537 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11538 changedInstallPermission = true; 11539 } 11540 } break; 11541 11542 case GRANT_RUNTIME: { 11543 // Grant previously granted runtime permissions. 11544 for (int userId : UserManagerService.getInstance().getUserIds()) { 11545 PermissionState permissionState = origPermissions 11546 .getRuntimePermissionState(bp.name, userId); 11547 int flags = permissionState != null 11548 ? permissionState.getFlags() : 0; 11549 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11550 // Don't propagate the permission in a permission review mode if 11551 // the former was revoked, i.e. marked to not propagate on upgrade. 11552 // Note that in a permission review mode install permissions are 11553 // represented as constantly granted runtime ones since we need to 11554 // keep a per user state associated with the permission. Also the 11555 // revoke on upgrade flag is no longer applicable and is reset. 11556 final boolean revokeOnUpgrade = (flags & PackageManager 11557 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11558 if (revokeOnUpgrade) { 11559 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11560 // Since we changed the flags, we have to write. 11561 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11562 changedRuntimePermissionUserIds, userId); 11563 } 11564 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11565 if (permissionsState.grantRuntimePermission(bp, userId) == 11566 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11567 // If we cannot put the permission as it was, 11568 // we have to write. 11569 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11570 changedRuntimePermissionUserIds, userId); 11571 } 11572 } 11573 11574 // If the app supports runtime permissions no need for a review. 11575 if (mPermissionReviewRequired 11576 && appSupportsRuntimePermissions 11577 && (flags & PackageManager 11578 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11579 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11580 // Since we changed the flags, we have to write. 11581 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11582 changedRuntimePermissionUserIds, userId); 11583 } 11584 } else if (mPermissionReviewRequired 11585 && !appSupportsRuntimePermissions) { 11586 // For legacy apps that need a permission review, every new 11587 // runtime permission is granted but it is pending a review. 11588 // We also need to review only platform defined runtime 11589 // permissions as these are the only ones the platform knows 11590 // how to disable the API to simulate revocation as legacy 11591 // apps don't expect to run with revoked permissions. 11592 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11593 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11594 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11595 // We changed the flags, hence have to write. 11596 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11597 changedRuntimePermissionUserIds, userId); 11598 } 11599 } 11600 if (permissionsState.grantRuntimePermission(bp, userId) 11601 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11602 // We changed the permission, hence have to write. 11603 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11604 changedRuntimePermissionUserIds, userId); 11605 } 11606 } 11607 // Propagate the permission flags. 11608 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11609 } 11610 } break; 11611 11612 case GRANT_UPGRADE: { 11613 // Grant runtime permissions for a previously held install permission. 11614 PermissionState permissionState = origPermissions 11615 .getInstallPermissionState(bp.name); 11616 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11617 11618 if (origPermissions.revokeInstallPermission(bp) 11619 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11620 // We will be transferring the permission flags, so clear them. 11621 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11622 PackageManager.MASK_PERMISSION_FLAGS, 0); 11623 changedInstallPermission = true; 11624 } 11625 11626 // If the permission is not to be promoted to runtime we ignore it and 11627 // also its other flags as they are not applicable to install permissions. 11628 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11629 for (int userId : currentUserIds) { 11630 if (permissionsState.grantRuntimePermission(bp, userId) != 11631 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11632 // Transfer the permission flags. 11633 permissionsState.updatePermissionFlags(bp, userId, 11634 flags, flags); 11635 // If we granted the permission, we have to write. 11636 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11637 changedRuntimePermissionUserIds, userId); 11638 } 11639 } 11640 } 11641 } break; 11642 11643 default: { 11644 if (packageOfInterest == null 11645 || packageOfInterest.equals(pkg.packageName)) { 11646 Slog.w(TAG, "Not granting permission " + perm 11647 + " to package " + pkg.packageName 11648 + " because it was previously installed without"); 11649 } 11650 } break; 11651 } 11652 } else { 11653 if (permissionsState.revokeInstallPermission(bp) != 11654 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11655 // Also drop the permission flags. 11656 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11657 PackageManager.MASK_PERMISSION_FLAGS, 0); 11658 changedInstallPermission = true; 11659 Slog.i(TAG, "Un-granting permission " + perm 11660 + " from package " + pkg.packageName 11661 + " (protectionLevel=" + bp.protectionLevel 11662 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11663 + ")"); 11664 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11665 // Don't print warning for app op permissions, since it is fine for them 11666 // not to be granted, there is a UI for the user to decide. 11667 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11668 Slog.w(TAG, "Not granting permission " + perm 11669 + " to package " + pkg.packageName 11670 + " (protectionLevel=" + bp.protectionLevel 11671 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11672 + ")"); 11673 } 11674 } 11675 } 11676 } 11677 11678 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11679 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11680 // This is the first that we have heard about this package, so the 11681 // permissions we have now selected are fixed until explicitly 11682 // changed. 11683 ps.installPermissionsFixed = true; 11684 } 11685 11686 // Persist the runtime permissions state for users with changes. If permissions 11687 // were revoked because no app in the shared user declares them we have to 11688 // write synchronously to avoid losing runtime permissions state. 11689 for (int userId : changedRuntimePermissionUserIds) { 11690 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11691 } 11692 } 11693 11694 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11695 boolean allowed = false; 11696 final int NP = PackageParser.NEW_PERMISSIONS.length; 11697 for (int ip=0; ip<NP; ip++) { 11698 final PackageParser.NewPermissionInfo npi 11699 = PackageParser.NEW_PERMISSIONS[ip]; 11700 if (npi.name.equals(perm) 11701 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11702 allowed = true; 11703 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11704 + pkg.packageName); 11705 break; 11706 } 11707 } 11708 return allowed; 11709 } 11710 11711 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11712 BasePermission bp, PermissionsState origPermissions) { 11713 boolean privilegedPermission = (bp.protectionLevel 11714 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11715 boolean privappPermissionsDisable = 11716 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11717 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11718 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11719 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11720 && !platformPackage && platformPermission) { 11721 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11722 .getPrivAppPermissions(pkg.packageName); 11723 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11724 if (!whitelisted) { 11725 Slog.w(TAG, "Privileged permission " + perm + " for package " 11726 + pkg.packageName + " - not in privapp-permissions whitelist"); 11727 // Only report violations for apps on system image 11728 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11729 if (mPrivappPermissionsViolations == null) { 11730 mPrivappPermissionsViolations = new ArraySet<>(); 11731 } 11732 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11733 } 11734 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11735 return false; 11736 } 11737 } 11738 } 11739 boolean allowed = (compareSignatures( 11740 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11741 == PackageManager.SIGNATURE_MATCH) 11742 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11743 == PackageManager.SIGNATURE_MATCH); 11744 if (!allowed && privilegedPermission) { 11745 if (isSystemApp(pkg)) { 11746 // For updated system applications, a system permission 11747 // is granted only if it had been defined by the original application. 11748 if (pkg.isUpdatedSystemApp()) { 11749 final PackageSetting sysPs = mSettings 11750 .getDisabledSystemPkgLPr(pkg.packageName); 11751 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11752 // If the original was granted this permission, we take 11753 // that grant decision as read and propagate it to the 11754 // update. 11755 if (sysPs.isPrivileged()) { 11756 allowed = true; 11757 } 11758 } else { 11759 // The system apk may have been updated with an older 11760 // version of the one on the data partition, but which 11761 // granted a new system permission that it didn't have 11762 // before. In this case we do want to allow the app to 11763 // now get the new permission if the ancestral apk is 11764 // privileged to get it. 11765 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11766 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11767 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11768 allowed = true; 11769 break; 11770 } 11771 } 11772 } 11773 // Also if a privileged parent package on the system image or any of 11774 // its children requested a privileged permission, the updated child 11775 // packages can also get the permission. 11776 if (pkg.parentPackage != null) { 11777 final PackageSetting disabledSysParentPs = mSettings 11778 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11779 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11780 && disabledSysParentPs.isPrivileged()) { 11781 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11782 allowed = true; 11783 } else if (disabledSysParentPs.pkg.childPackages != null) { 11784 final int count = disabledSysParentPs.pkg.childPackages.size(); 11785 for (int i = 0; i < count; i++) { 11786 PackageParser.Package disabledSysChildPkg = 11787 disabledSysParentPs.pkg.childPackages.get(i); 11788 if (isPackageRequestingPermission(disabledSysChildPkg, 11789 perm)) { 11790 allowed = true; 11791 break; 11792 } 11793 } 11794 } 11795 } 11796 } 11797 } 11798 } else { 11799 allowed = isPrivilegedApp(pkg); 11800 } 11801 } 11802 } 11803 if (!allowed) { 11804 if (!allowed && (bp.protectionLevel 11805 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11806 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11807 // If this was a previously normal/dangerous permission that got moved 11808 // to a system permission as part of the runtime permission redesign, then 11809 // we still want to blindly grant it to old apps. 11810 allowed = true; 11811 } 11812 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11813 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11814 // If this permission is to be granted to the system installer and 11815 // this app is an installer, then it gets the permission. 11816 allowed = true; 11817 } 11818 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11819 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11820 // If this permission is to be granted to the system verifier and 11821 // this app is a verifier, then it gets the permission. 11822 allowed = true; 11823 } 11824 if (!allowed && (bp.protectionLevel 11825 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11826 && isSystemApp(pkg)) { 11827 // Any pre-installed system app is allowed to get this permission. 11828 allowed = true; 11829 } 11830 if (!allowed && (bp.protectionLevel 11831 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11832 // For development permissions, a development permission 11833 // is granted only if it was already granted. 11834 allowed = origPermissions.hasInstallPermission(perm); 11835 } 11836 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11837 && pkg.packageName.equals(mSetupWizardPackage)) { 11838 // If this permission is to be granted to the system setup wizard and 11839 // this app is a setup wizard, then it gets the permission. 11840 allowed = true; 11841 } 11842 } 11843 return allowed; 11844 } 11845 11846 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11847 final int permCount = pkg.requestedPermissions.size(); 11848 for (int j = 0; j < permCount; j++) { 11849 String requestedPermission = pkg.requestedPermissions.get(j); 11850 if (permission.equals(requestedPermission)) { 11851 return true; 11852 } 11853 } 11854 return false; 11855 } 11856 11857 final class ActivityIntentResolver 11858 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11859 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11860 boolean defaultOnly, int userId) { 11861 if (!sUserManager.exists(userId)) return null; 11862 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11863 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11864 } 11865 11866 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11867 int userId) { 11868 if (!sUserManager.exists(userId)) return null; 11869 mFlags = flags; 11870 return super.queryIntent(intent, resolvedType, 11871 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11872 userId); 11873 } 11874 11875 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11876 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11877 if (!sUserManager.exists(userId)) return null; 11878 if (packageActivities == null) { 11879 return null; 11880 } 11881 mFlags = flags; 11882 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11883 final int N = packageActivities.size(); 11884 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11885 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11886 11887 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11888 for (int i = 0; i < N; ++i) { 11889 intentFilters = packageActivities.get(i).intents; 11890 if (intentFilters != null && intentFilters.size() > 0) { 11891 PackageParser.ActivityIntentInfo[] array = 11892 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11893 intentFilters.toArray(array); 11894 listCut.add(array); 11895 } 11896 } 11897 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11898 } 11899 11900 /** 11901 * Finds a privileged activity that matches the specified activity names. 11902 */ 11903 private PackageParser.Activity findMatchingActivity( 11904 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11905 for (PackageParser.Activity sysActivity : activityList) { 11906 if (sysActivity.info.name.equals(activityInfo.name)) { 11907 return sysActivity; 11908 } 11909 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11910 return sysActivity; 11911 } 11912 if (sysActivity.info.targetActivity != null) { 11913 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11914 return sysActivity; 11915 } 11916 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11917 return sysActivity; 11918 } 11919 } 11920 } 11921 return null; 11922 } 11923 11924 public class IterGenerator<E> { 11925 public Iterator<E> generate(ActivityIntentInfo info) { 11926 return null; 11927 } 11928 } 11929 11930 public class ActionIterGenerator extends IterGenerator<String> { 11931 @Override 11932 public Iterator<String> generate(ActivityIntentInfo info) { 11933 return info.actionsIterator(); 11934 } 11935 } 11936 11937 public class CategoriesIterGenerator extends IterGenerator<String> { 11938 @Override 11939 public Iterator<String> generate(ActivityIntentInfo info) { 11940 return info.categoriesIterator(); 11941 } 11942 } 11943 11944 public class SchemesIterGenerator extends IterGenerator<String> { 11945 @Override 11946 public Iterator<String> generate(ActivityIntentInfo info) { 11947 return info.schemesIterator(); 11948 } 11949 } 11950 11951 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11952 @Override 11953 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11954 return info.authoritiesIterator(); 11955 } 11956 } 11957 11958 /** 11959 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11960 * MODIFIED. Do not pass in a list that should not be changed. 11961 */ 11962 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11963 IterGenerator<T> generator, Iterator<T> searchIterator) { 11964 // loop through the set of actions; every one must be found in the intent filter 11965 while (searchIterator.hasNext()) { 11966 // we must have at least one filter in the list to consider a match 11967 if (intentList.size() == 0) { 11968 break; 11969 } 11970 11971 final T searchAction = searchIterator.next(); 11972 11973 // loop through the set of intent filters 11974 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11975 while (intentIter.hasNext()) { 11976 final ActivityIntentInfo intentInfo = intentIter.next(); 11977 boolean selectionFound = false; 11978 11979 // loop through the intent filter's selection criteria; at least one 11980 // of them must match the searched criteria 11981 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11982 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11983 final T intentSelection = intentSelectionIter.next(); 11984 if (intentSelection != null && intentSelection.equals(searchAction)) { 11985 selectionFound = true; 11986 break; 11987 } 11988 } 11989 11990 // the selection criteria wasn't found in this filter's set; this filter 11991 // is not a potential match 11992 if (!selectionFound) { 11993 intentIter.remove(); 11994 } 11995 } 11996 } 11997 } 11998 11999 private boolean isProtectedAction(ActivityIntentInfo filter) { 12000 final Iterator<String> actionsIter = filter.actionsIterator(); 12001 while (actionsIter != null && actionsIter.hasNext()) { 12002 final String filterAction = actionsIter.next(); 12003 if (PROTECTED_ACTIONS.contains(filterAction)) { 12004 return true; 12005 } 12006 } 12007 return false; 12008 } 12009 12010 /** 12011 * Adjusts the priority of the given intent filter according to policy. 12012 * <p> 12013 * <ul> 12014 * <li>The priority for non privileged applications is capped to '0'</li> 12015 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12016 * <li>The priority for unbundled updates to privileged applications is capped to the 12017 * priority defined on the system partition</li> 12018 * </ul> 12019 * <p> 12020 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12021 * allowed to obtain any priority on any action. 12022 */ 12023 private void adjustPriority( 12024 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12025 // nothing to do; priority is fine as-is 12026 if (intent.getPriority() <= 0) { 12027 return; 12028 } 12029 12030 final ActivityInfo activityInfo = intent.activity.info; 12031 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12032 12033 final boolean privilegedApp = 12034 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12035 if (!privilegedApp) { 12036 // non-privileged applications can never define a priority >0 12037 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12038 + " package: " + applicationInfo.packageName 12039 + " activity: " + intent.activity.className 12040 + " origPrio: " + intent.getPriority()); 12041 intent.setPriority(0); 12042 return; 12043 } 12044 12045 if (systemActivities == null) { 12046 // the system package is not disabled; we're parsing the system partition 12047 if (isProtectedAction(intent)) { 12048 if (mDeferProtectedFilters) { 12049 // We can't deal with these just yet. No component should ever obtain a 12050 // >0 priority for a protected actions, with ONE exception -- the setup 12051 // wizard. The setup wizard, however, cannot be known until we're able to 12052 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12053 // until all intent filters have been processed. Chicken, meet egg. 12054 // Let the filter temporarily have a high priority and rectify the 12055 // priorities after all system packages have been scanned. 12056 mProtectedFilters.add(intent); 12057 if (DEBUG_FILTERS) { 12058 Slog.i(TAG, "Protected action; save for later;" 12059 + " package: " + applicationInfo.packageName 12060 + " activity: " + intent.activity.className 12061 + " origPrio: " + intent.getPriority()); 12062 } 12063 return; 12064 } else { 12065 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12066 Slog.i(TAG, "No setup wizard;" 12067 + " All protected intents capped to priority 0"); 12068 } 12069 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12070 if (DEBUG_FILTERS) { 12071 Slog.i(TAG, "Found setup wizard;" 12072 + " allow priority " + intent.getPriority() + ";" 12073 + " package: " + intent.activity.info.packageName 12074 + " activity: " + intent.activity.className 12075 + " priority: " + intent.getPriority()); 12076 } 12077 // setup wizard gets whatever it wants 12078 return; 12079 } 12080 Slog.w(TAG, "Protected action; cap priority to 0;" 12081 + " package: " + intent.activity.info.packageName 12082 + " activity: " + intent.activity.className 12083 + " origPrio: " + intent.getPriority()); 12084 intent.setPriority(0); 12085 return; 12086 } 12087 } 12088 // privileged apps on the system image get whatever priority they request 12089 return; 12090 } 12091 12092 // privileged app unbundled update ... try to find the same activity 12093 final PackageParser.Activity foundActivity = 12094 findMatchingActivity(systemActivities, activityInfo); 12095 if (foundActivity == null) { 12096 // this is a new activity; it cannot obtain >0 priority 12097 if (DEBUG_FILTERS) { 12098 Slog.i(TAG, "New activity; cap priority to 0;" 12099 + " package: " + applicationInfo.packageName 12100 + " activity: " + intent.activity.className 12101 + " origPrio: " + intent.getPriority()); 12102 } 12103 intent.setPriority(0); 12104 return; 12105 } 12106 12107 // found activity, now check for filter equivalence 12108 12109 // a shallow copy is enough; we modify the list, not its contents 12110 final List<ActivityIntentInfo> intentListCopy = 12111 new ArrayList<>(foundActivity.intents); 12112 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12113 12114 // find matching action subsets 12115 final Iterator<String> actionsIterator = intent.actionsIterator(); 12116 if (actionsIterator != null) { 12117 getIntentListSubset( 12118 intentListCopy, new ActionIterGenerator(), actionsIterator); 12119 if (intentListCopy.size() == 0) { 12120 // no more intents to match; we're not equivalent 12121 if (DEBUG_FILTERS) { 12122 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12123 + " package: " + applicationInfo.packageName 12124 + " activity: " + intent.activity.className 12125 + " origPrio: " + intent.getPriority()); 12126 } 12127 intent.setPriority(0); 12128 return; 12129 } 12130 } 12131 12132 // find matching category subsets 12133 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12134 if (categoriesIterator != null) { 12135 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12136 categoriesIterator); 12137 if (intentListCopy.size() == 0) { 12138 // no more intents to match; we're not equivalent 12139 if (DEBUG_FILTERS) { 12140 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12141 + " package: " + applicationInfo.packageName 12142 + " activity: " + intent.activity.className 12143 + " origPrio: " + intent.getPriority()); 12144 } 12145 intent.setPriority(0); 12146 return; 12147 } 12148 } 12149 12150 // find matching schemes subsets 12151 final Iterator<String> schemesIterator = intent.schemesIterator(); 12152 if (schemesIterator != null) { 12153 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12154 schemesIterator); 12155 if (intentListCopy.size() == 0) { 12156 // no more intents to match; we're not equivalent 12157 if (DEBUG_FILTERS) { 12158 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12159 + " package: " + applicationInfo.packageName 12160 + " activity: " + intent.activity.className 12161 + " origPrio: " + intent.getPriority()); 12162 } 12163 intent.setPriority(0); 12164 return; 12165 } 12166 } 12167 12168 // find matching authorities subsets 12169 final Iterator<IntentFilter.AuthorityEntry> 12170 authoritiesIterator = intent.authoritiesIterator(); 12171 if (authoritiesIterator != null) { 12172 getIntentListSubset(intentListCopy, 12173 new AuthoritiesIterGenerator(), 12174 authoritiesIterator); 12175 if (intentListCopy.size() == 0) { 12176 // no more intents to match; we're not equivalent 12177 if (DEBUG_FILTERS) { 12178 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12179 + " package: " + applicationInfo.packageName 12180 + " activity: " + intent.activity.className 12181 + " origPrio: " + intent.getPriority()); 12182 } 12183 intent.setPriority(0); 12184 return; 12185 } 12186 } 12187 12188 // we found matching filter(s); app gets the max priority of all intents 12189 int cappedPriority = 0; 12190 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12191 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12192 } 12193 if (intent.getPriority() > cappedPriority) { 12194 if (DEBUG_FILTERS) { 12195 Slog.i(TAG, "Found matching filter(s);" 12196 + " cap priority to " + cappedPriority + ";" 12197 + " package: " + applicationInfo.packageName 12198 + " activity: " + intent.activity.className 12199 + " origPrio: " + intent.getPriority()); 12200 } 12201 intent.setPriority(cappedPriority); 12202 return; 12203 } 12204 // all this for nothing; the requested priority was <= what was on the system 12205 } 12206 12207 public final void addActivity(PackageParser.Activity a, String type) { 12208 mActivities.put(a.getComponentName(), a); 12209 if (DEBUG_SHOW_INFO) 12210 Log.v( 12211 TAG, " " + type + " " + 12212 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12213 if (DEBUG_SHOW_INFO) 12214 Log.v(TAG, " Class=" + a.info.name); 12215 final int NI = a.intents.size(); 12216 for (int j=0; j<NI; j++) { 12217 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12218 if ("activity".equals(type)) { 12219 final PackageSetting ps = 12220 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12221 final List<PackageParser.Activity> systemActivities = 12222 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12223 adjustPriority(systemActivities, intent); 12224 } 12225 if (DEBUG_SHOW_INFO) { 12226 Log.v(TAG, " IntentFilter:"); 12227 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12228 } 12229 if (!intent.debugCheck()) { 12230 Log.w(TAG, "==> For Activity " + a.info.name); 12231 } 12232 addFilter(intent); 12233 } 12234 } 12235 12236 public final void removeActivity(PackageParser.Activity a, String type) { 12237 mActivities.remove(a.getComponentName()); 12238 if (DEBUG_SHOW_INFO) { 12239 Log.v(TAG, " " + type + " " 12240 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12241 : a.info.name) + ":"); 12242 Log.v(TAG, " Class=" + a.info.name); 12243 } 12244 final int NI = a.intents.size(); 12245 for (int j=0; j<NI; j++) { 12246 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12247 if (DEBUG_SHOW_INFO) { 12248 Log.v(TAG, " IntentFilter:"); 12249 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12250 } 12251 removeFilter(intent); 12252 } 12253 } 12254 12255 @Override 12256 protected boolean allowFilterResult( 12257 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12258 ActivityInfo filterAi = filter.activity.info; 12259 for (int i=dest.size()-1; i>=0; i--) { 12260 ActivityInfo destAi = dest.get(i).activityInfo; 12261 if (destAi.name == filterAi.name 12262 && destAi.packageName == filterAi.packageName) { 12263 return false; 12264 } 12265 } 12266 return true; 12267 } 12268 12269 @Override 12270 protected ActivityIntentInfo[] newArray(int size) { 12271 return new ActivityIntentInfo[size]; 12272 } 12273 12274 @Override 12275 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12276 if (!sUserManager.exists(userId)) return true; 12277 PackageParser.Package p = filter.activity.owner; 12278 if (p != null) { 12279 PackageSetting ps = (PackageSetting)p.mExtras; 12280 if (ps != null) { 12281 // System apps are never considered stopped for purposes of 12282 // filtering, because there may be no way for the user to 12283 // actually re-launch them. 12284 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12285 && ps.getStopped(userId); 12286 } 12287 } 12288 return false; 12289 } 12290 12291 @Override 12292 protected boolean isPackageForFilter(String packageName, 12293 PackageParser.ActivityIntentInfo info) { 12294 return packageName.equals(info.activity.owner.packageName); 12295 } 12296 12297 @Override 12298 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12299 int match, int userId) { 12300 if (!sUserManager.exists(userId)) return null; 12301 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12302 return null; 12303 } 12304 final PackageParser.Activity activity = info.activity; 12305 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12306 if (ps == null) { 12307 return null; 12308 } 12309 final PackageUserState userState = ps.readUserState(userId); 12310 ActivityInfo ai = generateActivityInfo(activity, mFlags, userState, userId); 12311 if (ai == null) { 12312 return null; 12313 } 12314 final boolean matchVisibleToInstantApp = 12315 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12316 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12317 // throw out filters that aren't visible to ephemeral apps 12318 if (matchVisibleToInstantApp 12319 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12320 return null; 12321 } 12322 // throw out ephemeral filters if we're not explicitly requesting them 12323 if (!isInstantApp && userState.instantApp) { 12324 return null; 12325 } 12326 // throw out instant app filters if updates are available; will trigger 12327 // instant app resolution 12328 if (userState.instantApp && ps.isUpdateAvailable()) { 12329 return null; 12330 } 12331 final ResolveInfo res = new ResolveInfo(); 12332 res.activityInfo = ai; 12333 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12334 res.filter = info; 12335 } 12336 if (info != null) { 12337 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12338 } 12339 res.priority = info.getPriority(); 12340 res.preferredOrder = activity.owner.mPreferredOrder; 12341 //System.out.println("Result: " + res.activityInfo.className + 12342 // " = " + res.priority); 12343 res.match = match; 12344 res.isDefault = info.hasDefault; 12345 res.labelRes = info.labelRes; 12346 res.nonLocalizedLabel = info.nonLocalizedLabel; 12347 if (userNeedsBadging(userId)) { 12348 res.noResourceId = true; 12349 } else { 12350 res.icon = info.icon; 12351 } 12352 res.iconResourceId = info.icon; 12353 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12354 res.instantAppAvailable = userState.instantApp; 12355 return res; 12356 } 12357 12358 @Override 12359 protected void sortResults(List<ResolveInfo> results) { 12360 Collections.sort(results, mResolvePrioritySorter); 12361 } 12362 12363 @Override 12364 protected void dumpFilter(PrintWriter out, String prefix, 12365 PackageParser.ActivityIntentInfo filter) { 12366 out.print(prefix); out.print( 12367 Integer.toHexString(System.identityHashCode(filter.activity))); 12368 out.print(' '); 12369 filter.activity.printComponentShortName(out); 12370 out.print(" filter "); 12371 out.println(Integer.toHexString(System.identityHashCode(filter))); 12372 } 12373 12374 @Override 12375 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12376 return filter.activity; 12377 } 12378 12379 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12380 PackageParser.Activity activity = (PackageParser.Activity)label; 12381 out.print(prefix); out.print( 12382 Integer.toHexString(System.identityHashCode(activity))); 12383 out.print(' '); 12384 activity.printComponentShortName(out); 12385 if (count > 1) { 12386 out.print(" ("); out.print(count); out.print(" filters)"); 12387 } 12388 out.println(); 12389 } 12390 12391 // Keys are String (activity class name), values are Activity. 12392 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12393 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12394 private int mFlags; 12395 } 12396 12397 private final class ServiceIntentResolver 12398 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12399 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12400 boolean defaultOnly, int userId) { 12401 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12402 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12403 } 12404 12405 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12406 int userId) { 12407 if (!sUserManager.exists(userId)) return null; 12408 mFlags = flags; 12409 return super.queryIntent(intent, resolvedType, 12410 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12411 userId); 12412 } 12413 12414 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12415 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12416 if (!sUserManager.exists(userId)) return null; 12417 if (packageServices == null) { 12418 return null; 12419 } 12420 mFlags = flags; 12421 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12422 final int N = packageServices.size(); 12423 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12424 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12425 12426 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12427 for (int i = 0; i < N; ++i) { 12428 intentFilters = packageServices.get(i).intents; 12429 if (intentFilters != null && intentFilters.size() > 0) { 12430 PackageParser.ServiceIntentInfo[] array = 12431 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12432 intentFilters.toArray(array); 12433 listCut.add(array); 12434 } 12435 } 12436 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12437 } 12438 12439 public final void addService(PackageParser.Service s) { 12440 mServices.put(s.getComponentName(), s); 12441 if (DEBUG_SHOW_INFO) { 12442 Log.v(TAG, " " 12443 + (s.info.nonLocalizedLabel != null 12444 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12445 Log.v(TAG, " Class=" + s.info.name); 12446 } 12447 final int NI = s.intents.size(); 12448 int j; 12449 for (j=0; j<NI; j++) { 12450 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12451 if (DEBUG_SHOW_INFO) { 12452 Log.v(TAG, " IntentFilter:"); 12453 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12454 } 12455 if (!intent.debugCheck()) { 12456 Log.w(TAG, "==> For Service " + s.info.name); 12457 } 12458 addFilter(intent); 12459 } 12460 } 12461 12462 public final void removeService(PackageParser.Service s) { 12463 mServices.remove(s.getComponentName()); 12464 if (DEBUG_SHOW_INFO) { 12465 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12466 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12467 Log.v(TAG, " Class=" + s.info.name); 12468 } 12469 final int NI = s.intents.size(); 12470 int j; 12471 for (j=0; j<NI; j++) { 12472 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12473 if (DEBUG_SHOW_INFO) { 12474 Log.v(TAG, " IntentFilter:"); 12475 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12476 } 12477 removeFilter(intent); 12478 } 12479 } 12480 12481 @Override 12482 protected boolean allowFilterResult( 12483 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12484 ServiceInfo filterSi = filter.service.info; 12485 for (int i=dest.size()-1; i>=0; i--) { 12486 ServiceInfo destAi = dest.get(i).serviceInfo; 12487 if (destAi.name == filterSi.name 12488 && destAi.packageName == filterSi.packageName) { 12489 return false; 12490 } 12491 } 12492 return true; 12493 } 12494 12495 @Override 12496 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12497 return new PackageParser.ServiceIntentInfo[size]; 12498 } 12499 12500 @Override 12501 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12502 if (!sUserManager.exists(userId)) return true; 12503 PackageParser.Package p = filter.service.owner; 12504 if (p != null) { 12505 PackageSetting ps = (PackageSetting)p.mExtras; 12506 if (ps != null) { 12507 // System apps are never considered stopped for purposes of 12508 // filtering, because there may be no way for the user to 12509 // actually re-launch them. 12510 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12511 && ps.getStopped(userId); 12512 } 12513 } 12514 return false; 12515 } 12516 12517 @Override 12518 protected boolean isPackageForFilter(String packageName, 12519 PackageParser.ServiceIntentInfo info) { 12520 return packageName.equals(info.service.owner.packageName); 12521 } 12522 12523 @Override 12524 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12525 int match, int userId) { 12526 if (!sUserManager.exists(userId)) return null; 12527 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12528 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12529 return null; 12530 } 12531 final PackageParser.Service service = info.service; 12532 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12533 if (ps == null) { 12534 return null; 12535 } 12536 final PackageUserState userState = ps.readUserState(userId); 12537 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12538 userState, userId); 12539 if (si == null) { 12540 return null; 12541 } 12542 final boolean matchVisibleToInstantApp = 12543 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12544 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12545 // throw out filters that aren't visible to ephemeral apps 12546 if (matchVisibleToInstantApp 12547 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12548 return null; 12549 } 12550 // throw out ephemeral filters if we're not explicitly requesting them 12551 if (!isInstantApp && userState.instantApp) { 12552 return null; 12553 } 12554 // throw out instant app filters if updates are available; will trigger 12555 // instant app resolution 12556 if (userState.instantApp && ps.isUpdateAvailable()) { 12557 return null; 12558 } 12559 final ResolveInfo res = new ResolveInfo(); 12560 res.serviceInfo = si; 12561 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12562 res.filter = filter; 12563 } 12564 res.priority = info.getPriority(); 12565 res.preferredOrder = service.owner.mPreferredOrder; 12566 res.match = match; 12567 res.isDefault = info.hasDefault; 12568 res.labelRes = info.labelRes; 12569 res.nonLocalizedLabel = info.nonLocalizedLabel; 12570 res.icon = info.icon; 12571 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12572 return res; 12573 } 12574 12575 @Override 12576 protected void sortResults(List<ResolveInfo> results) { 12577 Collections.sort(results, mResolvePrioritySorter); 12578 } 12579 12580 @Override 12581 protected void dumpFilter(PrintWriter out, String prefix, 12582 PackageParser.ServiceIntentInfo filter) { 12583 out.print(prefix); out.print( 12584 Integer.toHexString(System.identityHashCode(filter.service))); 12585 out.print(' '); 12586 filter.service.printComponentShortName(out); 12587 out.print(" filter "); 12588 out.println(Integer.toHexString(System.identityHashCode(filter))); 12589 } 12590 12591 @Override 12592 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12593 return filter.service; 12594 } 12595 12596 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12597 PackageParser.Service service = (PackageParser.Service)label; 12598 out.print(prefix); out.print( 12599 Integer.toHexString(System.identityHashCode(service))); 12600 out.print(' '); 12601 service.printComponentShortName(out); 12602 if (count > 1) { 12603 out.print(" ("); out.print(count); out.print(" filters)"); 12604 } 12605 out.println(); 12606 } 12607 12608// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12609// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12610// final List<ResolveInfo> retList = Lists.newArrayList(); 12611// while (i.hasNext()) { 12612// final ResolveInfo resolveInfo = (ResolveInfo) i; 12613// if (isEnabledLP(resolveInfo.serviceInfo)) { 12614// retList.add(resolveInfo); 12615// } 12616// } 12617// return retList; 12618// } 12619 12620 // Keys are String (activity class name), values are Activity. 12621 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12622 = new ArrayMap<ComponentName, PackageParser.Service>(); 12623 private int mFlags; 12624 } 12625 12626 private final class ProviderIntentResolver 12627 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12628 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12629 boolean defaultOnly, int userId) { 12630 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12631 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12632 } 12633 12634 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12635 int userId) { 12636 if (!sUserManager.exists(userId)) 12637 return null; 12638 mFlags = flags; 12639 return super.queryIntent(intent, resolvedType, 12640 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12641 userId); 12642 } 12643 12644 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12645 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12646 if (!sUserManager.exists(userId)) 12647 return null; 12648 if (packageProviders == null) { 12649 return null; 12650 } 12651 mFlags = flags; 12652 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12653 final int N = packageProviders.size(); 12654 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12655 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12656 12657 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12658 for (int i = 0; i < N; ++i) { 12659 intentFilters = packageProviders.get(i).intents; 12660 if (intentFilters != null && intentFilters.size() > 0) { 12661 PackageParser.ProviderIntentInfo[] array = 12662 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12663 intentFilters.toArray(array); 12664 listCut.add(array); 12665 } 12666 } 12667 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12668 } 12669 12670 public final void addProvider(PackageParser.Provider p) { 12671 if (mProviders.containsKey(p.getComponentName())) { 12672 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12673 return; 12674 } 12675 12676 mProviders.put(p.getComponentName(), p); 12677 if (DEBUG_SHOW_INFO) { 12678 Log.v(TAG, " " 12679 + (p.info.nonLocalizedLabel != null 12680 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12681 Log.v(TAG, " Class=" + p.info.name); 12682 } 12683 final int NI = p.intents.size(); 12684 int j; 12685 for (j = 0; j < NI; j++) { 12686 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12687 if (DEBUG_SHOW_INFO) { 12688 Log.v(TAG, " IntentFilter:"); 12689 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12690 } 12691 if (!intent.debugCheck()) { 12692 Log.w(TAG, "==> For Provider " + p.info.name); 12693 } 12694 addFilter(intent); 12695 } 12696 } 12697 12698 public final void removeProvider(PackageParser.Provider p) { 12699 mProviders.remove(p.getComponentName()); 12700 if (DEBUG_SHOW_INFO) { 12701 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12702 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12703 Log.v(TAG, " Class=" + p.info.name); 12704 } 12705 final int NI = p.intents.size(); 12706 int j; 12707 for (j = 0; j < NI; j++) { 12708 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12709 if (DEBUG_SHOW_INFO) { 12710 Log.v(TAG, " IntentFilter:"); 12711 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12712 } 12713 removeFilter(intent); 12714 } 12715 } 12716 12717 @Override 12718 protected boolean allowFilterResult( 12719 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12720 ProviderInfo filterPi = filter.provider.info; 12721 for (int i = dest.size() - 1; i >= 0; i--) { 12722 ProviderInfo destPi = dest.get(i).providerInfo; 12723 if (destPi.name == filterPi.name 12724 && destPi.packageName == filterPi.packageName) { 12725 return false; 12726 } 12727 } 12728 return true; 12729 } 12730 12731 @Override 12732 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12733 return new PackageParser.ProviderIntentInfo[size]; 12734 } 12735 12736 @Override 12737 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12738 if (!sUserManager.exists(userId)) 12739 return true; 12740 PackageParser.Package p = filter.provider.owner; 12741 if (p != null) { 12742 PackageSetting ps = (PackageSetting) p.mExtras; 12743 if (ps != null) { 12744 // System apps are never considered stopped for purposes of 12745 // filtering, because there may be no way for the user to 12746 // actually re-launch them. 12747 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12748 && ps.getStopped(userId); 12749 } 12750 } 12751 return false; 12752 } 12753 12754 @Override 12755 protected boolean isPackageForFilter(String packageName, 12756 PackageParser.ProviderIntentInfo info) { 12757 return packageName.equals(info.provider.owner.packageName); 12758 } 12759 12760 @Override 12761 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12762 int match, int userId) { 12763 if (!sUserManager.exists(userId)) 12764 return null; 12765 final PackageParser.ProviderIntentInfo info = filter; 12766 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12767 return null; 12768 } 12769 final PackageParser.Provider provider = info.provider; 12770 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12771 if (ps == null) { 12772 return null; 12773 } 12774 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12775 ps.readUserState(userId), userId); 12776 if (pi == null) { 12777 return null; 12778 } 12779 final ResolveInfo res = new ResolveInfo(); 12780 res.providerInfo = pi; 12781 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12782 res.filter = filter; 12783 } 12784 res.priority = info.getPriority(); 12785 res.preferredOrder = provider.owner.mPreferredOrder; 12786 res.match = match; 12787 res.isDefault = info.hasDefault; 12788 res.labelRes = info.labelRes; 12789 res.nonLocalizedLabel = info.nonLocalizedLabel; 12790 res.icon = info.icon; 12791 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12792 return res; 12793 } 12794 12795 @Override 12796 protected void sortResults(List<ResolveInfo> results) { 12797 Collections.sort(results, mResolvePrioritySorter); 12798 } 12799 12800 @Override 12801 protected void dumpFilter(PrintWriter out, String prefix, 12802 PackageParser.ProviderIntentInfo filter) { 12803 out.print(prefix); 12804 out.print( 12805 Integer.toHexString(System.identityHashCode(filter.provider))); 12806 out.print(' '); 12807 filter.provider.printComponentShortName(out); 12808 out.print(" filter "); 12809 out.println(Integer.toHexString(System.identityHashCode(filter))); 12810 } 12811 12812 @Override 12813 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12814 return filter.provider; 12815 } 12816 12817 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12818 PackageParser.Provider provider = (PackageParser.Provider)label; 12819 out.print(prefix); out.print( 12820 Integer.toHexString(System.identityHashCode(provider))); 12821 out.print(' '); 12822 provider.printComponentShortName(out); 12823 if (count > 1) { 12824 out.print(" ("); out.print(count); out.print(" filters)"); 12825 } 12826 out.println(); 12827 } 12828 12829 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12830 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12831 private int mFlags; 12832 } 12833 12834 static final class EphemeralIntentResolver 12835 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12836 /** 12837 * The result that has the highest defined order. Ordering applies on a 12838 * per-package basis. Mapping is from package name to Pair of order and 12839 * EphemeralResolveInfo. 12840 * <p> 12841 * NOTE: This is implemented as a field variable for convenience and efficiency. 12842 * By having a field variable, we're able to track filter ordering as soon as 12843 * a non-zero order is defined. Otherwise, multiple loops across the result set 12844 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12845 * this needs to be contained entirely within {@link #filterResults}. 12846 */ 12847 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12848 12849 @Override 12850 protected AuxiliaryResolveInfo[] newArray(int size) { 12851 return new AuxiliaryResolveInfo[size]; 12852 } 12853 12854 @Override 12855 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12856 return true; 12857 } 12858 12859 @Override 12860 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12861 int userId) { 12862 if (!sUserManager.exists(userId)) { 12863 return null; 12864 } 12865 final String packageName = responseObj.resolveInfo.getPackageName(); 12866 final Integer order = responseObj.getOrder(); 12867 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12868 mOrderResult.get(packageName); 12869 // ordering is enabled and this item's order isn't high enough 12870 if (lastOrderResult != null && lastOrderResult.first >= order) { 12871 return null; 12872 } 12873 final InstantAppResolveInfo res = responseObj.resolveInfo; 12874 if (order > 0) { 12875 // non-zero order, enable ordering 12876 mOrderResult.put(packageName, new Pair<>(order, res)); 12877 } 12878 return responseObj; 12879 } 12880 12881 @Override 12882 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12883 // only do work if ordering is enabled [most of the time it won't be] 12884 if (mOrderResult.size() == 0) { 12885 return; 12886 } 12887 int resultSize = results.size(); 12888 for (int i = 0; i < resultSize; i++) { 12889 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12890 final String packageName = info.getPackageName(); 12891 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12892 if (savedInfo == null) { 12893 // package doesn't having ordering 12894 continue; 12895 } 12896 if (savedInfo.second == info) { 12897 // circled back to the highest ordered item; remove from order list 12898 mOrderResult.remove(savedInfo); 12899 if (mOrderResult.size() == 0) { 12900 // no more ordered items 12901 break; 12902 } 12903 continue; 12904 } 12905 // item has a worse order, remove it from the result list 12906 results.remove(i); 12907 resultSize--; 12908 i--; 12909 } 12910 } 12911 } 12912 12913 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12914 new Comparator<ResolveInfo>() { 12915 public int compare(ResolveInfo r1, ResolveInfo r2) { 12916 int v1 = r1.priority; 12917 int v2 = r2.priority; 12918 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12919 if (v1 != v2) { 12920 return (v1 > v2) ? -1 : 1; 12921 } 12922 v1 = r1.preferredOrder; 12923 v2 = r2.preferredOrder; 12924 if (v1 != v2) { 12925 return (v1 > v2) ? -1 : 1; 12926 } 12927 if (r1.isDefault != r2.isDefault) { 12928 return r1.isDefault ? -1 : 1; 12929 } 12930 v1 = r1.match; 12931 v2 = r2.match; 12932 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12933 if (v1 != v2) { 12934 return (v1 > v2) ? -1 : 1; 12935 } 12936 if (r1.system != r2.system) { 12937 return r1.system ? -1 : 1; 12938 } 12939 if (r1.activityInfo != null) { 12940 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12941 } 12942 if (r1.serviceInfo != null) { 12943 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12944 } 12945 if (r1.providerInfo != null) { 12946 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12947 } 12948 return 0; 12949 } 12950 }; 12951 12952 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12953 new Comparator<ProviderInfo>() { 12954 public int compare(ProviderInfo p1, ProviderInfo p2) { 12955 final int v1 = p1.initOrder; 12956 final int v2 = p2.initOrder; 12957 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12958 } 12959 }; 12960 12961 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12962 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12963 final int[] userIds) { 12964 mHandler.post(new Runnable() { 12965 @Override 12966 public void run() { 12967 try { 12968 final IActivityManager am = ActivityManager.getService(); 12969 if (am == null) return; 12970 final int[] resolvedUserIds; 12971 if (userIds == null) { 12972 resolvedUserIds = am.getRunningUserIds(); 12973 } else { 12974 resolvedUserIds = userIds; 12975 } 12976 for (int id : resolvedUserIds) { 12977 final Intent intent = new Intent(action, 12978 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12979 if (extras != null) { 12980 intent.putExtras(extras); 12981 } 12982 if (targetPkg != null) { 12983 intent.setPackage(targetPkg); 12984 } 12985 // Modify the UID when posting to other users 12986 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12987 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12988 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12989 intent.putExtra(Intent.EXTRA_UID, uid); 12990 } 12991 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12992 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12993 if (DEBUG_BROADCASTS) { 12994 RuntimeException here = new RuntimeException("here"); 12995 here.fillInStackTrace(); 12996 Slog.d(TAG, "Sending to user " + id + ": " 12997 + intent.toShortString(false, true, false, false) 12998 + " " + intent.getExtras(), here); 12999 } 13000 am.broadcastIntent(null, intent, null, finishedReceiver, 13001 0, null, null, null, android.app.AppOpsManager.OP_NONE, 13002 null, finishedReceiver != null, false, id); 13003 } 13004 } catch (RemoteException ex) { 13005 } 13006 } 13007 }); 13008 } 13009 13010 /** 13011 * Check if the external storage media is available. This is true if there 13012 * is a mounted external storage medium or if the external storage is 13013 * emulated. 13014 */ 13015 private boolean isExternalMediaAvailable() { 13016 return mMediaMounted || Environment.isExternalStorageEmulated(); 13017 } 13018 13019 @Override 13020 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13021 // writer 13022 synchronized (mPackages) { 13023 if (!isExternalMediaAvailable()) { 13024 // If the external storage is no longer mounted at this point, 13025 // the caller may not have been able to delete all of this 13026 // packages files and can not delete any more. Bail. 13027 return null; 13028 } 13029 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13030 if (lastPackage != null) { 13031 pkgs.remove(lastPackage); 13032 } 13033 if (pkgs.size() > 0) { 13034 return pkgs.get(0); 13035 } 13036 } 13037 return null; 13038 } 13039 13040 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13041 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13042 userId, andCode ? 1 : 0, packageName); 13043 if (mSystemReady) { 13044 msg.sendToTarget(); 13045 } else { 13046 if (mPostSystemReadyMessages == null) { 13047 mPostSystemReadyMessages = new ArrayList<>(); 13048 } 13049 mPostSystemReadyMessages.add(msg); 13050 } 13051 } 13052 13053 void startCleaningPackages() { 13054 // reader 13055 if (!isExternalMediaAvailable()) { 13056 return; 13057 } 13058 synchronized (mPackages) { 13059 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13060 return; 13061 } 13062 } 13063 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13064 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13065 IActivityManager am = ActivityManager.getService(); 13066 if (am != null) { 13067 int dcsUid = -1; 13068 synchronized (mPackages) { 13069 if (!mDefaultContainerWhitelisted) { 13070 mDefaultContainerWhitelisted = true; 13071 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13072 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13073 } 13074 } 13075 try { 13076 if (dcsUid > 0) { 13077 am.backgroundWhitelistUid(dcsUid); 13078 } 13079 am.startService(null, intent, null, -1, null, false, mContext.getOpPackageName(), 13080 UserHandle.USER_SYSTEM); 13081 } catch (RemoteException e) { 13082 } 13083 } 13084 } 13085 13086 @Override 13087 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13088 int installFlags, String installerPackageName, int userId) { 13089 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13090 13091 final int callingUid = Binder.getCallingUid(); 13092 enforceCrossUserPermission(callingUid, userId, 13093 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13094 13095 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13096 try { 13097 if (observer != null) { 13098 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13099 } 13100 } catch (RemoteException re) { 13101 } 13102 return; 13103 } 13104 13105 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13106 installFlags |= PackageManager.INSTALL_FROM_ADB; 13107 13108 } else { 13109 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13110 // about installerPackageName. 13111 13112 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13113 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13114 } 13115 13116 UserHandle user; 13117 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13118 user = UserHandle.ALL; 13119 } else { 13120 user = new UserHandle(userId); 13121 } 13122 13123 // Only system components can circumvent runtime permissions when installing. 13124 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13125 && mContext.checkCallingOrSelfPermission(Manifest.permission 13126 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13127 throw new SecurityException("You need the " 13128 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13129 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13130 } 13131 13132 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13133 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13134 throw new IllegalArgumentException( 13135 "New installs into ASEC containers no longer supported"); 13136 } 13137 13138 final File originFile = new File(originPath); 13139 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13140 13141 final Message msg = mHandler.obtainMessage(INIT_COPY); 13142 final VerificationInfo verificationInfo = new VerificationInfo( 13143 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13144 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13145 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13146 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13147 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13148 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13149 msg.obj = params; 13150 13151 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13152 System.identityHashCode(msg.obj)); 13153 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13154 System.identityHashCode(msg.obj)); 13155 13156 mHandler.sendMessage(msg); 13157 } 13158 13159 13160 /** 13161 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13162 * it is acting on behalf on an enterprise or the user). 13163 * 13164 * Note that the ordering of the conditionals in this method is important. The checks we perform 13165 * are as follows, in this order: 13166 * 13167 * 1) If the install is being performed by a system app, we can trust the app to have set the 13168 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13169 * what it is. 13170 * 2) If the install is being performed by a device or profile owner app, the install reason 13171 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13172 * set the install reason correctly. If the app targets an older SDK version where install 13173 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13174 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13175 * 3) In all other cases, the install is being performed by a regular app that is neither part 13176 * of the system nor a device or profile owner. We have no reason to believe that this app is 13177 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13178 * set to enterprise policy and if so, change it to unknown instead. 13179 */ 13180 private int fixUpInstallReason(String installerPackageName, int installerUid, 13181 int installReason) { 13182 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13183 == PERMISSION_GRANTED) { 13184 // If the install is being performed by a system app, we trust that app to have set the 13185 // install reason correctly. 13186 return installReason; 13187 } 13188 13189 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13190 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13191 if (dpm != null) { 13192 ComponentName owner = null; 13193 try { 13194 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13195 if (owner == null) { 13196 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13197 } 13198 } catch (RemoteException e) { 13199 } 13200 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13201 // If the install is being performed by a device or profile owner, the install 13202 // reason should be enterprise policy. 13203 return PackageManager.INSTALL_REASON_POLICY; 13204 } 13205 } 13206 13207 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13208 // If the install is being performed by a regular app (i.e. neither system app nor 13209 // device or profile owner), we have no reason to believe that the app is acting on 13210 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13211 // change it to unknown instead. 13212 return PackageManager.INSTALL_REASON_UNKNOWN; 13213 } 13214 13215 // If the install is being performed by a regular app and the install reason was set to any 13216 // value but enterprise policy, leave the install reason unchanged. 13217 return installReason; 13218 } 13219 13220 void installStage(String packageName, File stagedDir, String stagedCid, 13221 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13222 String installerPackageName, int installerUid, UserHandle user, 13223 Certificate[][] certificates) { 13224 if (DEBUG_EPHEMERAL) { 13225 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13226 Slog.d(TAG, "Ephemeral install of " + packageName); 13227 } 13228 } 13229 final VerificationInfo verificationInfo = new VerificationInfo( 13230 sessionParams.originatingUri, sessionParams.referrerUri, 13231 sessionParams.originatingUid, installerUid); 13232 13233 final OriginInfo origin; 13234 if (stagedDir != null) { 13235 origin = OriginInfo.fromStagedFile(stagedDir); 13236 } else { 13237 origin = OriginInfo.fromStagedContainer(stagedCid); 13238 } 13239 13240 final Message msg = mHandler.obtainMessage(INIT_COPY); 13241 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13242 sessionParams.installReason); 13243 final InstallParams params = new InstallParams(origin, null, observer, 13244 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13245 verificationInfo, user, sessionParams.abiOverride, 13246 sessionParams.grantedRuntimePermissions, certificates, installReason); 13247 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13248 msg.obj = params; 13249 13250 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13251 System.identityHashCode(msg.obj)); 13252 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13253 System.identityHashCode(msg.obj)); 13254 13255 mHandler.sendMessage(msg); 13256 } 13257 13258 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13259 int userId) { 13260 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13261 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13262 } 13263 13264 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13265 int appId, int... userIds) { 13266 if (ArrayUtils.isEmpty(userIds)) { 13267 return; 13268 } 13269 Bundle extras = new Bundle(1); 13270 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13271 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13272 13273 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_ADDED, packageName, 13274 extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, null, null, userIds); 13275 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13276 extras, 0, null, null, userIds); 13277 if (isSystem) { 13278 mHandler.post(() -> { 13279 for (int userId : userIds) { 13280 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13281 } 13282 } 13283 ); 13284 } 13285 } 13286 13287 /** 13288 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13289 * automatically without needing an explicit launch. 13290 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13291 */ 13292 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13293 // If user is not running, the app didn't miss any broadcast 13294 if (!mUserManagerInternal.isUserRunning(userId)) { 13295 return; 13296 } 13297 final IActivityManager am = ActivityManager.getService(); 13298 try { 13299 // Deliver LOCKED_BOOT_COMPLETED first 13300 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13301 .setPackage(packageName); 13302 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13303 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13304 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13305 13306 // Deliver BOOT_COMPLETED only if user is unlocked 13307 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13308 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13309 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13310 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13311 } 13312 } catch (RemoteException e) { 13313 throw e.rethrowFromSystemServer(); 13314 } 13315 } 13316 13317 @Override 13318 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13319 int userId) { 13320 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13321 PackageSetting pkgSetting; 13322 final int uid = Binder.getCallingUid(); 13323 enforceCrossUserPermission(uid, userId, 13324 true /* requireFullPermission */, true /* checkShell */, 13325 "setApplicationHiddenSetting for user " + userId); 13326 13327 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13328 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13329 return false; 13330 } 13331 13332 long callingId = Binder.clearCallingIdentity(); 13333 try { 13334 boolean sendAdded = false; 13335 boolean sendRemoved = false; 13336 // writer 13337 synchronized (mPackages) { 13338 pkgSetting = mSettings.mPackages.get(packageName); 13339 if (pkgSetting == null) { 13340 return false; 13341 } 13342 // Do not allow "android" is being disabled 13343 if ("android".equals(packageName)) { 13344 Slog.w(TAG, "Cannot hide package: android"); 13345 return false; 13346 } 13347 // Cannot hide static shared libs as they are considered 13348 // a part of the using app (emulating static linking). Also 13349 // static libs are installed always on internal storage. 13350 PackageParser.Package pkg = mPackages.get(packageName); 13351 if (pkg != null && pkg.staticSharedLibName != null) { 13352 Slog.w(TAG, "Cannot hide package: " + packageName 13353 + " providing static shared library: " 13354 + pkg.staticSharedLibName); 13355 return false; 13356 } 13357 // Only allow protected packages to hide themselves. 13358 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13359 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13360 Slog.w(TAG, "Not hiding protected package: " + packageName); 13361 return false; 13362 } 13363 13364 if (pkgSetting.getHidden(userId) != hidden) { 13365 pkgSetting.setHidden(hidden, userId); 13366 mSettings.writePackageRestrictionsLPr(userId); 13367 if (hidden) { 13368 sendRemoved = true; 13369 } else { 13370 sendAdded = true; 13371 } 13372 } 13373 } 13374 if (sendAdded) { 13375 sendPackageAddedForUser(packageName, pkgSetting, userId); 13376 return true; 13377 } 13378 if (sendRemoved) { 13379 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13380 "hiding pkg"); 13381 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13382 return true; 13383 } 13384 } finally { 13385 Binder.restoreCallingIdentity(callingId); 13386 } 13387 return false; 13388 } 13389 13390 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13391 int userId) { 13392 final PackageRemovedInfo info = new PackageRemovedInfo(); 13393 info.removedPackage = packageName; 13394 info.removedUsers = new int[] {userId}; 13395 info.broadcastUsers = new int[] {userId}; 13396 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13397 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13398 } 13399 13400 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13401 if (pkgList.length > 0) { 13402 Bundle extras = new Bundle(1); 13403 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13404 13405 sendPackageBroadcast( 13406 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13407 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13408 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13409 new int[] {userId}); 13410 } 13411 } 13412 13413 /** 13414 * Returns true if application is not found or there was an error. Otherwise it returns 13415 * the hidden state of the package for the given user. 13416 */ 13417 @Override 13418 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13419 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13420 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13421 true /* requireFullPermission */, false /* checkShell */, 13422 "getApplicationHidden for user " + userId); 13423 PackageSetting pkgSetting; 13424 long callingId = Binder.clearCallingIdentity(); 13425 try { 13426 // writer 13427 synchronized (mPackages) { 13428 pkgSetting = mSettings.mPackages.get(packageName); 13429 if (pkgSetting == null) { 13430 return true; 13431 } 13432 return pkgSetting.getHidden(userId); 13433 } 13434 } finally { 13435 Binder.restoreCallingIdentity(callingId); 13436 } 13437 } 13438 13439 /** 13440 * @hide 13441 */ 13442 @Override 13443 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13444 int installReason) { 13445 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13446 null); 13447 PackageSetting pkgSetting; 13448 final int uid = Binder.getCallingUid(); 13449 enforceCrossUserPermission(uid, userId, 13450 true /* requireFullPermission */, true /* checkShell */, 13451 "installExistingPackage for user " + userId); 13452 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13453 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13454 } 13455 13456 long callingId = Binder.clearCallingIdentity(); 13457 try { 13458 boolean installed = false; 13459 final boolean instantApp = 13460 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13461 final boolean fullApp = 13462 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13463 13464 // writer 13465 synchronized (mPackages) { 13466 pkgSetting = mSettings.mPackages.get(packageName); 13467 if (pkgSetting == null) { 13468 return PackageManager.INSTALL_FAILED_INVALID_URI; 13469 } 13470 if (!pkgSetting.getInstalled(userId)) { 13471 pkgSetting.setInstalled(true, userId); 13472 pkgSetting.setHidden(false, userId); 13473 pkgSetting.setInstallReason(installReason, userId); 13474 mSettings.writePackageRestrictionsLPr(userId); 13475 mSettings.writeKernelMappingLPr(pkgSetting); 13476 installed = true; 13477 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13478 // upgrade app from instant to full; we don't allow app downgrade 13479 installed = true; 13480 } 13481 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13482 } 13483 13484 if (installed) { 13485 if (pkgSetting.pkg != null) { 13486 synchronized (mInstallLock) { 13487 // We don't need to freeze for a brand new install 13488 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13489 } 13490 } 13491 sendPackageAddedForUser(packageName, pkgSetting, userId); 13492 synchronized (mPackages) { 13493 updateSequenceNumberLP(packageName, new int[]{ userId }); 13494 } 13495 } 13496 } finally { 13497 Binder.restoreCallingIdentity(callingId); 13498 } 13499 13500 return PackageManager.INSTALL_SUCCEEDED; 13501 } 13502 13503 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13504 boolean instantApp, boolean fullApp) { 13505 // no state specified; do nothing 13506 if (!instantApp && !fullApp) { 13507 return; 13508 } 13509 if (userId != UserHandle.USER_ALL) { 13510 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13511 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13512 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13513 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13514 } 13515 } else { 13516 for (int currentUserId : sUserManager.getUserIds()) { 13517 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13518 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13519 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13520 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13521 } 13522 } 13523 } 13524 } 13525 13526 boolean isUserRestricted(int userId, String restrictionKey) { 13527 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13528 if (restrictions.getBoolean(restrictionKey, false)) { 13529 Log.w(TAG, "User is restricted: " + restrictionKey); 13530 return true; 13531 } 13532 return false; 13533 } 13534 13535 @Override 13536 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13537 int userId) { 13538 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13539 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13540 true /* requireFullPermission */, true /* checkShell */, 13541 "setPackagesSuspended for user " + userId); 13542 13543 if (ArrayUtils.isEmpty(packageNames)) { 13544 return packageNames; 13545 } 13546 13547 // List of package names for whom the suspended state has changed. 13548 List<String> changedPackages = new ArrayList<>(packageNames.length); 13549 // List of package names for whom the suspended state is not set as requested in this 13550 // method. 13551 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13552 long callingId = Binder.clearCallingIdentity(); 13553 try { 13554 for (int i = 0; i < packageNames.length; i++) { 13555 String packageName = packageNames[i]; 13556 boolean changed = false; 13557 final int appId; 13558 synchronized (mPackages) { 13559 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13560 if (pkgSetting == null) { 13561 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13562 + "\". Skipping suspending/un-suspending."); 13563 unactionedPackages.add(packageName); 13564 continue; 13565 } 13566 appId = pkgSetting.appId; 13567 if (pkgSetting.getSuspended(userId) != suspended) { 13568 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13569 unactionedPackages.add(packageName); 13570 continue; 13571 } 13572 pkgSetting.setSuspended(suspended, userId); 13573 mSettings.writePackageRestrictionsLPr(userId); 13574 changed = true; 13575 changedPackages.add(packageName); 13576 } 13577 } 13578 13579 if (changed && suspended) { 13580 killApplication(packageName, UserHandle.getUid(userId, appId), 13581 "suspending package"); 13582 } 13583 } 13584 } finally { 13585 Binder.restoreCallingIdentity(callingId); 13586 } 13587 13588 if (!changedPackages.isEmpty()) { 13589 sendPackagesSuspendedForUser(changedPackages.toArray( 13590 new String[changedPackages.size()]), userId, suspended); 13591 } 13592 13593 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13594 } 13595 13596 @Override 13597 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13598 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13599 true /* requireFullPermission */, false /* checkShell */, 13600 "isPackageSuspendedForUser for user " + userId); 13601 synchronized (mPackages) { 13602 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13603 if (pkgSetting == null) { 13604 throw new IllegalArgumentException("Unknown target package: " + packageName); 13605 } 13606 return pkgSetting.getSuspended(userId); 13607 } 13608 } 13609 13610 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13611 if (isPackageDeviceAdmin(packageName, userId)) { 13612 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13613 + "\": has an active device admin"); 13614 return false; 13615 } 13616 13617 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13618 if (packageName.equals(activeLauncherPackageName)) { 13619 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13620 + "\": contains the active launcher"); 13621 return false; 13622 } 13623 13624 if (packageName.equals(mRequiredInstallerPackage)) { 13625 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13626 + "\": required for package installation"); 13627 return false; 13628 } 13629 13630 if (packageName.equals(mRequiredUninstallerPackage)) { 13631 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13632 + "\": required for package uninstallation"); 13633 return false; 13634 } 13635 13636 if (packageName.equals(mRequiredVerifierPackage)) { 13637 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13638 + "\": required for package verification"); 13639 return false; 13640 } 13641 13642 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13643 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13644 + "\": is the default dialer"); 13645 return false; 13646 } 13647 13648 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13649 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13650 + "\": protected package"); 13651 return false; 13652 } 13653 13654 // Cannot suspend static shared libs as they are considered 13655 // a part of the using app (emulating static linking). Also 13656 // static libs are installed always on internal storage. 13657 PackageParser.Package pkg = mPackages.get(packageName); 13658 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13659 Slog.w(TAG, "Cannot suspend package: " + packageName 13660 + " providing static shared library: " 13661 + pkg.staticSharedLibName); 13662 return false; 13663 } 13664 13665 return true; 13666 } 13667 13668 private String getActiveLauncherPackageName(int userId) { 13669 Intent intent = new Intent(Intent.ACTION_MAIN); 13670 intent.addCategory(Intent.CATEGORY_HOME); 13671 ResolveInfo resolveInfo = resolveIntent( 13672 intent, 13673 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13674 PackageManager.MATCH_DEFAULT_ONLY, 13675 userId); 13676 13677 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13678 } 13679 13680 private String getDefaultDialerPackageName(int userId) { 13681 synchronized (mPackages) { 13682 return mSettings.getDefaultDialerPackageNameLPw(userId); 13683 } 13684 } 13685 13686 @Override 13687 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13688 mContext.enforceCallingOrSelfPermission( 13689 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13690 "Only package verification agents can verify applications"); 13691 13692 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13693 final PackageVerificationResponse response = new PackageVerificationResponse( 13694 verificationCode, Binder.getCallingUid()); 13695 msg.arg1 = id; 13696 msg.obj = response; 13697 mHandler.sendMessage(msg); 13698 } 13699 13700 @Override 13701 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13702 long millisecondsToDelay) { 13703 mContext.enforceCallingOrSelfPermission( 13704 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13705 "Only package verification agents can extend verification timeouts"); 13706 13707 final PackageVerificationState state = mPendingVerification.get(id); 13708 final PackageVerificationResponse response = new PackageVerificationResponse( 13709 verificationCodeAtTimeout, Binder.getCallingUid()); 13710 13711 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13712 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13713 } 13714 if (millisecondsToDelay < 0) { 13715 millisecondsToDelay = 0; 13716 } 13717 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13718 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13719 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13720 } 13721 13722 if ((state != null) && !state.timeoutExtended()) { 13723 state.extendTimeout(); 13724 13725 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13726 msg.arg1 = id; 13727 msg.obj = response; 13728 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13729 } 13730 } 13731 13732 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13733 int verificationCode, UserHandle user) { 13734 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13735 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13736 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13737 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13738 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13739 13740 mContext.sendBroadcastAsUser(intent, user, 13741 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13742 } 13743 13744 private ComponentName matchComponentForVerifier(String packageName, 13745 List<ResolveInfo> receivers) { 13746 ActivityInfo targetReceiver = null; 13747 13748 final int NR = receivers.size(); 13749 for (int i = 0; i < NR; i++) { 13750 final ResolveInfo info = receivers.get(i); 13751 if (info.activityInfo == null) { 13752 continue; 13753 } 13754 13755 if (packageName.equals(info.activityInfo.packageName)) { 13756 targetReceiver = info.activityInfo; 13757 break; 13758 } 13759 } 13760 13761 if (targetReceiver == null) { 13762 return null; 13763 } 13764 13765 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13766 } 13767 13768 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13769 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13770 if (pkgInfo.verifiers.length == 0) { 13771 return null; 13772 } 13773 13774 final int N = pkgInfo.verifiers.length; 13775 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13776 for (int i = 0; i < N; i++) { 13777 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13778 13779 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13780 receivers); 13781 if (comp == null) { 13782 continue; 13783 } 13784 13785 final int verifierUid = getUidForVerifier(verifierInfo); 13786 if (verifierUid == -1) { 13787 continue; 13788 } 13789 13790 if (DEBUG_VERIFY) { 13791 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13792 + " with the correct signature"); 13793 } 13794 sufficientVerifiers.add(comp); 13795 verificationState.addSufficientVerifier(verifierUid); 13796 } 13797 13798 return sufficientVerifiers; 13799 } 13800 13801 private int getUidForVerifier(VerifierInfo verifierInfo) { 13802 synchronized (mPackages) { 13803 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13804 if (pkg == null) { 13805 return -1; 13806 } else if (pkg.mSignatures.length != 1) { 13807 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13808 + " has more than one signature; ignoring"); 13809 return -1; 13810 } 13811 13812 /* 13813 * If the public key of the package's signature does not match 13814 * our expected public key, then this is a different package and 13815 * we should skip. 13816 */ 13817 13818 final byte[] expectedPublicKey; 13819 try { 13820 final Signature verifierSig = pkg.mSignatures[0]; 13821 final PublicKey publicKey = verifierSig.getPublicKey(); 13822 expectedPublicKey = publicKey.getEncoded(); 13823 } catch (CertificateException e) { 13824 return -1; 13825 } 13826 13827 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13828 13829 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13830 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13831 + " does not have the expected public key; ignoring"); 13832 return -1; 13833 } 13834 13835 return pkg.applicationInfo.uid; 13836 } 13837 } 13838 13839 @Override 13840 public void finishPackageInstall(int token, boolean didLaunch) { 13841 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13842 13843 if (DEBUG_INSTALL) { 13844 Slog.v(TAG, "BM finishing package install for " + token); 13845 } 13846 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13847 13848 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13849 mHandler.sendMessage(msg); 13850 } 13851 13852 /** 13853 * Get the verification agent timeout. 13854 * 13855 * @return verification timeout in milliseconds 13856 */ 13857 private long getVerificationTimeout() { 13858 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13859 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13860 DEFAULT_VERIFICATION_TIMEOUT); 13861 } 13862 13863 /** 13864 * Get the default verification agent response code. 13865 * 13866 * @return default verification response code 13867 */ 13868 private int getDefaultVerificationResponse() { 13869 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13870 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13871 DEFAULT_VERIFICATION_RESPONSE); 13872 } 13873 13874 /** 13875 * Check whether or not package verification has been enabled. 13876 * 13877 * @return true if verification should be performed 13878 */ 13879 private boolean isVerificationEnabled(int userId, int installFlags) { 13880 if (!DEFAULT_VERIFY_ENABLE) { 13881 return false; 13882 } 13883 13884 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13885 13886 // Check if installing from ADB 13887 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13888 // Do not run verification in a test harness environment 13889 if (ActivityManager.isRunningInTestHarness()) { 13890 return false; 13891 } 13892 if (ensureVerifyAppsEnabled) { 13893 return true; 13894 } 13895 // Check if the developer does not want package verification for ADB installs 13896 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13897 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13898 return false; 13899 } 13900 } 13901 13902 if (ensureVerifyAppsEnabled) { 13903 return true; 13904 } 13905 13906 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13907 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13908 } 13909 13910 @Override 13911 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13912 throws RemoteException { 13913 mContext.enforceCallingOrSelfPermission( 13914 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13915 "Only intentfilter verification agents can verify applications"); 13916 13917 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13918 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13919 Binder.getCallingUid(), verificationCode, failedDomains); 13920 msg.arg1 = id; 13921 msg.obj = response; 13922 mHandler.sendMessage(msg); 13923 } 13924 13925 @Override 13926 public int getIntentVerificationStatus(String packageName, int userId) { 13927 synchronized (mPackages) { 13928 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13929 } 13930 } 13931 13932 @Override 13933 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13934 mContext.enforceCallingOrSelfPermission( 13935 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13936 13937 boolean result = false; 13938 synchronized (mPackages) { 13939 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13940 } 13941 if (result) { 13942 scheduleWritePackageRestrictionsLocked(userId); 13943 } 13944 return result; 13945 } 13946 13947 @Override 13948 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13949 String packageName) { 13950 synchronized (mPackages) { 13951 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13952 } 13953 } 13954 13955 @Override 13956 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13957 if (TextUtils.isEmpty(packageName)) { 13958 return ParceledListSlice.emptyList(); 13959 } 13960 synchronized (mPackages) { 13961 PackageParser.Package pkg = mPackages.get(packageName); 13962 if (pkg == null || pkg.activities == null) { 13963 return ParceledListSlice.emptyList(); 13964 } 13965 final int count = pkg.activities.size(); 13966 ArrayList<IntentFilter> result = new ArrayList<>(); 13967 for (int n=0; n<count; n++) { 13968 PackageParser.Activity activity = pkg.activities.get(n); 13969 if (activity.intents != null && activity.intents.size() > 0) { 13970 result.addAll(activity.intents); 13971 } 13972 } 13973 return new ParceledListSlice<>(result); 13974 } 13975 } 13976 13977 @Override 13978 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13979 mContext.enforceCallingOrSelfPermission( 13980 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13981 13982 synchronized (mPackages) { 13983 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13984 if (packageName != null) { 13985 result |= updateIntentVerificationStatus(packageName, 13986 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13987 userId); 13988 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13989 packageName, userId); 13990 } 13991 return result; 13992 } 13993 } 13994 13995 @Override 13996 public String getDefaultBrowserPackageName(int userId) { 13997 synchronized (mPackages) { 13998 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13999 } 14000 } 14001 14002 /** 14003 * Get the "allow unknown sources" setting. 14004 * 14005 * @return the current "allow unknown sources" setting 14006 */ 14007 private int getUnknownSourcesSettings() { 14008 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14009 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14010 -1); 14011 } 14012 14013 @Override 14014 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14015 final int uid = Binder.getCallingUid(); 14016 // writer 14017 synchronized (mPackages) { 14018 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14019 if (targetPackageSetting == null) { 14020 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14021 } 14022 14023 PackageSetting installerPackageSetting; 14024 if (installerPackageName != null) { 14025 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14026 if (installerPackageSetting == null) { 14027 throw new IllegalArgumentException("Unknown installer package: " 14028 + installerPackageName); 14029 } 14030 } else { 14031 installerPackageSetting = null; 14032 } 14033 14034 Signature[] callerSignature; 14035 Object obj = mSettings.getUserIdLPr(uid); 14036 if (obj != null) { 14037 if (obj instanceof SharedUserSetting) { 14038 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14039 } else if (obj instanceof PackageSetting) { 14040 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14041 } else { 14042 throw new SecurityException("Bad object " + obj + " for uid " + uid); 14043 } 14044 } else { 14045 throw new SecurityException("Unknown calling UID: " + uid); 14046 } 14047 14048 // Verify: can't set installerPackageName to a package that is 14049 // not signed with the same cert as the caller. 14050 if (installerPackageSetting != null) { 14051 if (compareSignatures(callerSignature, 14052 installerPackageSetting.signatures.mSignatures) 14053 != PackageManager.SIGNATURE_MATCH) { 14054 throw new SecurityException( 14055 "Caller does not have same cert as new installer package " 14056 + installerPackageName); 14057 } 14058 } 14059 14060 // Verify: if target already has an installer package, it must 14061 // be signed with the same cert as the caller. 14062 if (targetPackageSetting.installerPackageName != null) { 14063 PackageSetting setting = mSettings.mPackages.get( 14064 targetPackageSetting.installerPackageName); 14065 // If the currently set package isn't valid, then it's always 14066 // okay to change it. 14067 if (setting != null) { 14068 if (compareSignatures(callerSignature, 14069 setting.signatures.mSignatures) 14070 != PackageManager.SIGNATURE_MATCH) { 14071 throw new SecurityException( 14072 "Caller does not have same cert as old installer package " 14073 + targetPackageSetting.installerPackageName); 14074 } 14075 } 14076 } 14077 14078 // Okay! 14079 targetPackageSetting.installerPackageName = installerPackageName; 14080 if (installerPackageName != null) { 14081 mSettings.mInstallerPackages.add(installerPackageName); 14082 } 14083 scheduleWriteSettingsLocked(); 14084 } 14085 } 14086 14087 @Override 14088 public void setApplicationCategoryHint(String packageName, int categoryHint, 14089 String callerPackageName) { 14090 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14091 callerPackageName); 14092 synchronized (mPackages) { 14093 PackageSetting ps = mSettings.mPackages.get(packageName); 14094 if (ps == null) { 14095 throw new IllegalArgumentException("Unknown target package " + packageName); 14096 } 14097 14098 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14099 throw new IllegalArgumentException("Calling package " + callerPackageName 14100 + " is not installer for " + packageName); 14101 } 14102 14103 if (ps.categoryHint != categoryHint) { 14104 ps.categoryHint = categoryHint; 14105 scheduleWriteSettingsLocked(); 14106 } 14107 } 14108 } 14109 14110 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14111 // Queue up an async operation since the package installation may take a little while. 14112 mHandler.post(new Runnable() { 14113 public void run() { 14114 mHandler.removeCallbacks(this); 14115 // Result object to be returned 14116 PackageInstalledInfo res = new PackageInstalledInfo(); 14117 res.setReturnCode(currentStatus); 14118 res.uid = -1; 14119 res.pkg = null; 14120 res.removedInfo = null; 14121 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14122 args.doPreInstall(res.returnCode); 14123 synchronized (mInstallLock) { 14124 installPackageTracedLI(args, res); 14125 } 14126 args.doPostInstall(res.returnCode, res.uid); 14127 } 14128 14129 // A restore should be performed at this point if (a) the install 14130 // succeeded, (b) the operation is not an update, and (c) the new 14131 // package has not opted out of backup participation. 14132 final boolean update = res.removedInfo != null 14133 && res.removedInfo.removedPackage != null; 14134 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14135 boolean doRestore = !update 14136 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14137 14138 // Set up the post-install work request bookkeeping. This will be used 14139 // and cleaned up by the post-install event handling regardless of whether 14140 // there's a restore pass performed. Token values are >= 1. 14141 int token; 14142 if (mNextInstallToken < 0) mNextInstallToken = 1; 14143 token = mNextInstallToken++; 14144 14145 PostInstallData data = new PostInstallData(args, res); 14146 mRunningInstalls.put(token, data); 14147 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14148 14149 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14150 // Pass responsibility to the Backup Manager. It will perform a 14151 // restore if appropriate, then pass responsibility back to the 14152 // Package Manager to run the post-install observer callbacks 14153 // and broadcasts. 14154 IBackupManager bm = IBackupManager.Stub.asInterface( 14155 ServiceManager.getService(Context.BACKUP_SERVICE)); 14156 if (bm != null) { 14157 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14158 + " to BM for possible restore"); 14159 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14160 try { 14161 // TODO: http://b/22388012 14162 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14163 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14164 } else { 14165 doRestore = false; 14166 } 14167 } catch (RemoteException e) { 14168 // can't happen; the backup manager is local 14169 } catch (Exception e) { 14170 Slog.e(TAG, "Exception trying to enqueue restore", e); 14171 doRestore = false; 14172 } 14173 } else { 14174 Slog.e(TAG, "Backup Manager not found!"); 14175 doRestore = false; 14176 } 14177 } 14178 14179 if (!doRestore) { 14180 // No restore possible, or the Backup Manager was mysteriously not 14181 // available -- just fire the post-install work request directly. 14182 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14183 14184 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14185 14186 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14187 mHandler.sendMessage(msg); 14188 } 14189 } 14190 }); 14191 } 14192 14193 /** 14194 * Callback from PackageSettings whenever an app is first transitioned out of the 14195 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14196 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14197 * here whether the app is the target of an ongoing install, and only send the 14198 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14199 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14200 * handling. 14201 */ 14202 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14203 // Serialize this with the rest of the install-process message chain. In the 14204 // restore-at-install case, this Runnable will necessarily run before the 14205 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14206 // are coherent. In the non-restore case, the app has already completed install 14207 // and been launched through some other means, so it is not in a problematic 14208 // state for observers to see the FIRST_LAUNCH signal. 14209 mHandler.post(new Runnable() { 14210 @Override 14211 public void run() { 14212 for (int i = 0; i < mRunningInstalls.size(); i++) { 14213 final PostInstallData data = mRunningInstalls.valueAt(i); 14214 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14215 continue; 14216 } 14217 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14218 // right package; but is it for the right user? 14219 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14220 if (userId == data.res.newUsers[uIndex]) { 14221 if (DEBUG_BACKUP) { 14222 Slog.i(TAG, "Package " + pkgName 14223 + " being restored so deferring FIRST_LAUNCH"); 14224 } 14225 return; 14226 } 14227 } 14228 } 14229 } 14230 // didn't find it, so not being restored 14231 if (DEBUG_BACKUP) { 14232 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14233 } 14234 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14235 } 14236 }); 14237 } 14238 14239 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14240 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14241 installerPkg, null, userIds); 14242 } 14243 14244 private abstract class HandlerParams { 14245 private static final int MAX_RETRIES = 4; 14246 14247 /** 14248 * Number of times startCopy() has been attempted and had a non-fatal 14249 * error. 14250 */ 14251 private int mRetries = 0; 14252 14253 /** User handle for the user requesting the information or installation. */ 14254 private final UserHandle mUser; 14255 String traceMethod; 14256 int traceCookie; 14257 14258 HandlerParams(UserHandle user) { 14259 mUser = user; 14260 } 14261 14262 UserHandle getUser() { 14263 return mUser; 14264 } 14265 14266 HandlerParams setTraceMethod(String traceMethod) { 14267 this.traceMethod = traceMethod; 14268 return this; 14269 } 14270 14271 HandlerParams setTraceCookie(int traceCookie) { 14272 this.traceCookie = traceCookie; 14273 return this; 14274 } 14275 14276 final boolean startCopy() { 14277 boolean res; 14278 try { 14279 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14280 14281 if (++mRetries > MAX_RETRIES) { 14282 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14283 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14284 handleServiceError(); 14285 return false; 14286 } else { 14287 handleStartCopy(); 14288 res = true; 14289 } 14290 } catch (RemoteException e) { 14291 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14292 mHandler.sendEmptyMessage(MCS_RECONNECT); 14293 res = false; 14294 } 14295 handleReturnCode(); 14296 return res; 14297 } 14298 14299 final void serviceError() { 14300 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14301 handleServiceError(); 14302 handleReturnCode(); 14303 } 14304 14305 abstract void handleStartCopy() throws RemoteException; 14306 abstract void handleServiceError(); 14307 abstract void handleReturnCode(); 14308 } 14309 14310 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14311 for (File path : paths) { 14312 try { 14313 mcs.clearDirectory(path.getAbsolutePath()); 14314 } catch (RemoteException e) { 14315 } 14316 } 14317 } 14318 14319 static class OriginInfo { 14320 /** 14321 * Location where install is coming from, before it has been 14322 * copied/renamed into place. This could be a single monolithic APK 14323 * file, or a cluster directory. This location may be untrusted. 14324 */ 14325 final File file; 14326 final String cid; 14327 14328 /** 14329 * Flag indicating that {@link #file} or {@link #cid} has already been 14330 * staged, meaning downstream users don't need to defensively copy the 14331 * contents. 14332 */ 14333 final boolean staged; 14334 14335 /** 14336 * Flag indicating that {@link #file} or {@link #cid} is an already 14337 * installed app that is being moved. 14338 */ 14339 final boolean existing; 14340 14341 final String resolvedPath; 14342 final File resolvedFile; 14343 14344 static OriginInfo fromNothing() { 14345 return new OriginInfo(null, null, false, false); 14346 } 14347 14348 static OriginInfo fromUntrustedFile(File file) { 14349 return new OriginInfo(file, null, false, false); 14350 } 14351 14352 static OriginInfo fromExistingFile(File file) { 14353 return new OriginInfo(file, null, false, true); 14354 } 14355 14356 static OriginInfo fromStagedFile(File file) { 14357 return new OriginInfo(file, null, true, false); 14358 } 14359 14360 static OriginInfo fromStagedContainer(String cid) { 14361 return new OriginInfo(null, cid, true, false); 14362 } 14363 14364 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14365 this.file = file; 14366 this.cid = cid; 14367 this.staged = staged; 14368 this.existing = existing; 14369 14370 if (cid != null) { 14371 resolvedPath = PackageHelper.getSdDir(cid); 14372 resolvedFile = new File(resolvedPath); 14373 } else if (file != null) { 14374 resolvedPath = file.getAbsolutePath(); 14375 resolvedFile = file; 14376 } else { 14377 resolvedPath = null; 14378 resolvedFile = null; 14379 } 14380 } 14381 } 14382 14383 static class MoveInfo { 14384 final int moveId; 14385 final String fromUuid; 14386 final String toUuid; 14387 final String packageName; 14388 final String dataAppName; 14389 final int appId; 14390 final String seinfo; 14391 final int targetSdkVersion; 14392 14393 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14394 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14395 this.moveId = moveId; 14396 this.fromUuid = fromUuid; 14397 this.toUuid = toUuid; 14398 this.packageName = packageName; 14399 this.dataAppName = dataAppName; 14400 this.appId = appId; 14401 this.seinfo = seinfo; 14402 this.targetSdkVersion = targetSdkVersion; 14403 } 14404 } 14405 14406 static class VerificationInfo { 14407 /** A constant used to indicate that a uid value is not present. */ 14408 public static final int NO_UID = -1; 14409 14410 /** URI referencing where the package was downloaded from. */ 14411 final Uri originatingUri; 14412 14413 /** HTTP referrer URI associated with the originatingURI. */ 14414 final Uri referrer; 14415 14416 /** UID of the application that the install request originated from. */ 14417 final int originatingUid; 14418 14419 /** UID of application requesting the install */ 14420 final int installerUid; 14421 14422 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14423 this.originatingUri = originatingUri; 14424 this.referrer = referrer; 14425 this.originatingUid = originatingUid; 14426 this.installerUid = installerUid; 14427 } 14428 } 14429 14430 class InstallParams extends HandlerParams { 14431 final OriginInfo origin; 14432 final MoveInfo move; 14433 final IPackageInstallObserver2 observer; 14434 int installFlags; 14435 final String installerPackageName; 14436 final String volumeUuid; 14437 private InstallArgs mArgs; 14438 private int mRet; 14439 final String packageAbiOverride; 14440 final String[] grantedRuntimePermissions; 14441 final VerificationInfo verificationInfo; 14442 final Certificate[][] certificates; 14443 final int installReason; 14444 14445 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14446 int installFlags, String installerPackageName, String volumeUuid, 14447 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14448 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14449 super(user); 14450 this.origin = origin; 14451 this.move = move; 14452 this.observer = observer; 14453 this.installFlags = installFlags; 14454 this.installerPackageName = installerPackageName; 14455 this.volumeUuid = volumeUuid; 14456 this.verificationInfo = verificationInfo; 14457 this.packageAbiOverride = packageAbiOverride; 14458 this.grantedRuntimePermissions = grantedPermissions; 14459 this.certificates = certificates; 14460 this.installReason = installReason; 14461 } 14462 14463 @Override 14464 public String toString() { 14465 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14466 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14467 } 14468 14469 private int installLocationPolicy(PackageInfoLite pkgLite) { 14470 String packageName = pkgLite.packageName; 14471 int installLocation = pkgLite.installLocation; 14472 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14473 // reader 14474 synchronized (mPackages) { 14475 // Currently installed package which the new package is attempting to replace or 14476 // null if no such package is installed. 14477 PackageParser.Package installedPkg = mPackages.get(packageName); 14478 // Package which currently owns the data which the new package will own if installed. 14479 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14480 // will be null whereas dataOwnerPkg will contain information about the package 14481 // which was uninstalled while keeping its data. 14482 PackageParser.Package dataOwnerPkg = installedPkg; 14483 if (dataOwnerPkg == null) { 14484 PackageSetting ps = mSettings.mPackages.get(packageName); 14485 if (ps != null) { 14486 dataOwnerPkg = ps.pkg; 14487 } 14488 } 14489 14490 if (dataOwnerPkg != null) { 14491 // If installed, the package will get access to data left on the device by its 14492 // predecessor. As a security measure, this is permited only if this is not a 14493 // version downgrade or if the predecessor package is marked as debuggable and 14494 // a downgrade is explicitly requested. 14495 // 14496 // On debuggable platform builds, downgrades are permitted even for 14497 // non-debuggable packages to make testing easier. Debuggable platform builds do 14498 // not offer security guarantees and thus it's OK to disable some security 14499 // mechanisms to make debugging/testing easier on those builds. However, even on 14500 // debuggable builds downgrades of packages are permitted only if requested via 14501 // installFlags. This is because we aim to keep the behavior of debuggable 14502 // platform builds as close as possible to the behavior of non-debuggable 14503 // platform builds. 14504 final boolean downgradeRequested = 14505 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14506 final boolean packageDebuggable = 14507 (dataOwnerPkg.applicationInfo.flags 14508 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14509 final boolean downgradePermitted = 14510 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14511 if (!downgradePermitted) { 14512 try { 14513 checkDowngrade(dataOwnerPkg, pkgLite); 14514 } catch (PackageManagerException e) { 14515 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14516 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14517 } 14518 } 14519 } 14520 14521 if (installedPkg != null) { 14522 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14523 // Check for updated system application. 14524 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14525 if (onSd) { 14526 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14527 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14528 } 14529 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14530 } else { 14531 if (onSd) { 14532 // Install flag overrides everything. 14533 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14534 } 14535 // If current upgrade specifies particular preference 14536 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14537 // Application explicitly specified internal. 14538 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14539 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14540 // App explictly prefers external. Let policy decide 14541 } else { 14542 // Prefer previous location 14543 if (isExternal(installedPkg)) { 14544 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14545 } 14546 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14547 } 14548 } 14549 } else { 14550 // Invalid install. Return error code 14551 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14552 } 14553 } 14554 } 14555 // All the special cases have been taken care of. 14556 // Return result based on recommended install location. 14557 if (onSd) { 14558 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14559 } 14560 return pkgLite.recommendedInstallLocation; 14561 } 14562 14563 /* 14564 * Invoke remote method to get package information and install 14565 * location values. Override install location based on default 14566 * policy if needed and then create install arguments based 14567 * on the install location. 14568 */ 14569 public void handleStartCopy() throws RemoteException { 14570 int ret = PackageManager.INSTALL_SUCCEEDED; 14571 14572 // If we're already staged, we've firmly committed to an install location 14573 if (origin.staged) { 14574 if (origin.file != null) { 14575 installFlags |= PackageManager.INSTALL_INTERNAL; 14576 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14577 } else if (origin.cid != null) { 14578 installFlags |= PackageManager.INSTALL_EXTERNAL; 14579 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14580 } else { 14581 throw new IllegalStateException("Invalid stage location"); 14582 } 14583 } 14584 14585 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14586 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14587 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14588 PackageInfoLite pkgLite = null; 14589 14590 if (onInt && onSd) { 14591 // Check if both bits are set. 14592 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14593 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14594 } else if (onSd && ephemeral) { 14595 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14596 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14597 } else { 14598 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14599 packageAbiOverride); 14600 14601 if (DEBUG_EPHEMERAL && ephemeral) { 14602 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14603 } 14604 14605 /* 14606 * If we have too little free space, try to free cache 14607 * before giving up. 14608 */ 14609 if (!origin.staged && pkgLite.recommendedInstallLocation 14610 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14611 // TODO: focus freeing disk space on the target device 14612 final StorageManager storage = StorageManager.from(mContext); 14613 final long lowThreshold = storage.getStorageLowBytes( 14614 Environment.getDataDirectory()); 14615 14616 final long sizeBytes = mContainerService.calculateInstalledSize( 14617 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14618 14619 try { 14620 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14621 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14622 installFlags, packageAbiOverride); 14623 } catch (InstallerException e) { 14624 Slog.w(TAG, "Failed to free cache", e); 14625 } 14626 14627 /* 14628 * The cache free must have deleted the file we 14629 * downloaded to install. 14630 * 14631 * TODO: fix the "freeCache" call to not delete 14632 * the file we care about. 14633 */ 14634 if (pkgLite.recommendedInstallLocation 14635 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14636 pkgLite.recommendedInstallLocation 14637 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14638 } 14639 } 14640 } 14641 14642 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14643 int loc = pkgLite.recommendedInstallLocation; 14644 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14645 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14646 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14647 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14648 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14649 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14650 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14651 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14652 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14653 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14654 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14655 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14656 } else { 14657 // Override with defaults if needed. 14658 loc = installLocationPolicy(pkgLite); 14659 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14660 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14661 } else if (!onSd && !onInt) { 14662 // Override install location with flags 14663 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14664 // Set the flag to install on external media. 14665 installFlags |= PackageManager.INSTALL_EXTERNAL; 14666 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14667 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14668 if (DEBUG_EPHEMERAL) { 14669 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14670 } 14671 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14672 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14673 |PackageManager.INSTALL_INTERNAL); 14674 } else { 14675 // Make sure the flag for installing on external 14676 // media is unset 14677 installFlags |= PackageManager.INSTALL_INTERNAL; 14678 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14679 } 14680 } 14681 } 14682 } 14683 14684 final InstallArgs args = createInstallArgs(this); 14685 mArgs = args; 14686 14687 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14688 // TODO: http://b/22976637 14689 // Apps installed for "all" users use the device owner to verify the app 14690 UserHandle verifierUser = getUser(); 14691 if (verifierUser == UserHandle.ALL) { 14692 verifierUser = UserHandle.SYSTEM; 14693 } 14694 14695 /* 14696 * Determine if we have any installed package verifiers. If we 14697 * do, then we'll defer to them to verify the packages. 14698 */ 14699 final int requiredUid = mRequiredVerifierPackage == null ? -1 14700 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14701 verifierUser.getIdentifier()); 14702 if (!origin.existing && requiredUid != -1 14703 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14704 final Intent verification = new Intent( 14705 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14706 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14707 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14708 PACKAGE_MIME_TYPE); 14709 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14710 14711 // Query all live verifiers based on current user state 14712 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14713 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14714 14715 if (DEBUG_VERIFY) { 14716 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14717 + verification.toString() + " with " + pkgLite.verifiers.length 14718 + " optional verifiers"); 14719 } 14720 14721 final int verificationId = mPendingVerificationToken++; 14722 14723 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14724 14725 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14726 installerPackageName); 14727 14728 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14729 installFlags); 14730 14731 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14732 pkgLite.packageName); 14733 14734 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14735 pkgLite.versionCode); 14736 14737 if (verificationInfo != null) { 14738 if (verificationInfo.originatingUri != null) { 14739 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14740 verificationInfo.originatingUri); 14741 } 14742 if (verificationInfo.referrer != null) { 14743 verification.putExtra(Intent.EXTRA_REFERRER, 14744 verificationInfo.referrer); 14745 } 14746 if (verificationInfo.originatingUid >= 0) { 14747 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14748 verificationInfo.originatingUid); 14749 } 14750 if (verificationInfo.installerUid >= 0) { 14751 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14752 verificationInfo.installerUid); 14753 } 14754 } 14755 14756 final PackageVerificationState verificationState = new PackageVerificationState( 14757 requiredUid, args); 14758 14759 mPendingVerification.append(verificationId, verificationState); 14760 14761 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14762 receivers, verificationState); 14763 14764 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14765 final long idleDuration = getVerificationTimeout(); 14766 14767 /* 14768 * If any sufficient verifiers were listed in the package 14769 * manifest, attempt to ask them. 14770 */ 14771 if (sufficientVerifiers != null) { 14772 final int N = sufficientVerifiers.size(); 14773 if (N == 0) { 14774 Slog.i(TAG, "Additional verifiers required, but none installed."); 14775 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14776 } else { 14777 for (int i = 0; i < N; i++) { 14778 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14779 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14780 verifierComponent.getPackageName(), idleDuration, 14781 verifierUser.getIdentifier(), false, "package verifier"); 14782 14783 final Intent sufficientIntent = new Intent(verification); 14784 sufficientIntent.setComponent(verifierComponent); 14785 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14786 } 14787 } 14788 } 14789 14790 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14791 mRequiredVerifierPackage, receivers); 14792 if (ret == PackageManager.INSTALL_SUCCEEDED 14793 && mRequiredVerifierPackage != null) { 14794 Trace.asyncTraceBegin( 14795 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14796 /* 14797 * Send the intent to the required verification agent, 14798 * but only start the verification timeout after the 14799 * target BroadcastReceivers have run. 14800 */ 14801 verification.setComponent(requiredVerifierComponent); 14802 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14803 mRequiredVerifierPackage, idleDuration, 14804 verifierUser.getIdentifier(), false, "package verifier"); 14805 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14806 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14807 new BroadcastReceiver() { 14808 @Override 14809 public void onReceive(Context context, Intent intent) { 14810 final Message msg = mHandler 14811 .obtainMessage(CHECK_PENDING_VERIFICATION); 14812 msg.arg1 = verificationId; 14813 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14814 } 14815 }, null, 0, null, null); 14816 14817 /* 14818 * We don't want the copy to proceed until verification 14819 * succeeds, so null out this field. 14820 */ 14821 mArgs = null; 14822 } 14823 } else { 14824 /* 14825 * No package verification is enabled, so immediately start 14826 * the remote call to initiate copy using temporary file. 14827 */ 14828 ret = args.copyApk(mContainerService, true); 14829 } 14830 } 14831 14832 mRet = ret; 14833 } 14834 14835 @Override 14836 void handleReturnCode() { 14837 // If mArgs is null, then MCS couldn't be reached. When it 14838 // reconnects, it will try again to install. At that point, this 14839 // will succeed. 14840 if (mArgs != null) { 14841 processPendingInstall(mArgs, mRet); 14842 } 14843 } 14844 14845 @Override 14846 void handleServiceError() { 14847 mArgs = createInstallArgs(this); 14848 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14849 } 14850 14851 public boolean isForwardLocked() { 14852 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14853 } 14854 } 14855 14856 /** 14857 * Used during creation of InstallArgs 14858 * 14859 * @param installFlags package installation flags 14860 * @return true if should be installed on external storage 14861 */ 14862 private static boolean installOnExternalAsec(int installFlags) { 14863 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14864 return false; 14865 } 14866 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14867 return true; 14868 } 14869 return false; 14870 } 14871 14872 /** 14873 * Used during creation of InstallArgs 14874 * 14875 * @param installFlags package installation flags 14876 * @return true if should be installed as forward locked 14877 */ 14878 private static boolean installForwardLocked(int installFlags) { 14879 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14880 } 14881 14882 private InstallArgs createInstallArgs(InstallParams params) { 14883 if (params.move != null) { 14884 return new MoveInstallArgs(params); 14885 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14886 return new AsecInstallArgs(params); 14887 } else { 14888 return new FileInstallArgs(params); 14889 } 14890 } 14891 14892 /** 14893 * Create args that describe an existing installed package. Typically used 14894 * when cleaning up old installs, or used as a move source. 14895 */ 14896 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14897 String resourcePath, String[] instructionSets) { 14898 final boolean isInAsec; 14899 if (installOnExternalAsec(installFlags)) { 14900 /* Apps on SD card are always in ASEC containers. */ 14901 isInAsec = true; 14902 } else if (installForwardLocked(installFlags) 14903 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14904 /* 14905 * Forward-locked apps are only in ASEC containers if they're the 14906 * new style 14907 */ 14908 isInAsec = true; 14909 } else { 14910 isInAsec = false; 14911 } 14912 14913 if (isInAsec) { 14914 return new AsecInstallArgs(codePath, instructionSets, 14915 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14916 } else { 14917 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14918 } 14919 } 14920 14921 static abstract class InstallArgs { 14922 /** @see InstallParams#origin */ 14923 final OriginInfo origin; 14924 /** @see InstallParams#move */ 14925 final MoveInfo move; 14926 14927 final IPackageInstallObserver2 observer; 14928 // Always refers to PackageManager flags only 14929 final int installFlags; 14930 final String installerPackageName; 14931 final String volumeUuid; 14932 final UserHandle user; 14933 final String abiOverride; 14934 final String[] installGrantPermissions; 14935 /** If non-null, drop an async trace when the install completes */ 14936 final String traceMethod; 14937 final int traceCookie; 14938 final Certificate[][] certificates; 14939 final int installReason; 14940 14941 // The list of instruction sets supported by this app. This is currently 14942 // only used during the rmdex() phase to clean up resources. We can get rid of this 14943 // if we move dex files under the common app path. 14944 /* nullable */ String[] instructionSets; 14945 14946 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14947 int installFlags, String installerPackageName, String volumeUuid, 14948 UserHandle user, String[] instructionSets, 14949 String abiOverride, String[] installGrantPermissions, 14950 String traceMethod, int traceCookie, Certificate[][] certificates, 14951 int installReason) { 14952 this.origin = origin; 14953 this.move = move; 14954 this.installFlags = installFlags; 14955 this.observer = observer; 14956 this.installerPackageName = installerPackageName; 14957 this.volumeUuid = volumeUuid; 14958 this.user = user; 14959 this.instructionSets = instructionSets; 14960 this.abiOverride = abiOverride; 14961 this.installGrantPermissions = installGrantPermissions; 14962 this.traceMethod = traceMethod; 14963 this.traceCookie = traceCookie; 14964 this.certificates = certificates; 14965 this.installReason = installReason; 14966 } 14967 14968 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14969 abstract int doPreInstall(int status); 14970 14971 /** 14972 * Rename package into final resting place. All paths on the given 14973 * scanned package should be updated to reflect the rename. 14974 */ 14975 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14976 abstract int doPostInstall(int status, int uid); 14977 14978 /** @see PackageSettingBase#codePathString */ 14979 abstract String getCodePath(); 14980 /** @see PackageSettingBase#resourcePathString */ 14981 abstract String getResourcePath(); 14982 14983 // Need installer lock especially for dex file removal. 14984 abstract void cleanUpResourcesLI(); 14985 abstract boolean doPostDeleteLI(boolean delete); 14986 14987 /** 14988 * Called before the source arguments are copied. This is used mostly 14989 * for MoveParams when it needs to read the source file to put it in the 14990 * destination. 14991 */ 14992 int doPreCopy() { 14993 return PackageManager.INSTALL_SUCCEEDED; 14994 } 14995 14996 /** 14997 * Called after the source arguments are copied. This is used mostly for 14998 * MoveParams when it needs to read the source file to put it in the 14999 * destination. 15000 */ 15001 int doPostCopy(int uid) { 15002 return PackageManager.INSTALL_SUCCEEDED; 15003 } 15004 15005 protected boolean isFwdLocked() { 15006 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15007 } 15008 15009 protected boolean isExternalAsec() { 15010 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15011 } 15012 15013 protected boolean isEphemeral() { 15014 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15015 } 15016 15017 UserHandle getUser() { 15018 return user; 15019 } 15020 } 15021 15022 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15023 if (!allCodePaths.isEmpty()) { 15024 if (instructionSets == null) { 15025 throw new IllegalStateException("instructionSet == null"); 15026 } 15027 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15028 for (String codePath : allCodePaths) { 15029 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15030 try { 15031 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15032 } catch (InstallerException ignored) { 15033 } 15034 } 15035 } 15036 } 15037 } 15038 15039 /** 15040 * Logic to handle installation of non-ASEC applications, including copying 15041 * and renaming logic. 15042 */ 15043 class FileInstallArgs extends InstallArgs { 15044 private File codeFile; 15045 private File resourceFile; 15046 15047 // Example topology: 15048 // /data/app/com.example/base.apk 15049 // /data/app/com.example/split_foo.apk 15050 // /data/app/com.example/lib/arm/libfoo.so 15051 // /data/app/com.example/lib/arm64/libfoo.so 15052 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15053 15054 /** New install */ 15055 FileInstallArgs(InstallParams params) { 15056 super(params.origin, params.move, params.observer, params.installFlags, 15057 params.installerPackageName, params.volumeUuid, 15058 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15059 params.grantedRuntimePermissions, 15060 params.traceMethod, params.traceCookie, params.certificates, 15061 params.installReason); 15062 if (isFwdLocked()) { 15063 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15064 } 15065 } 15066 15067 /** Existing install */ 15068 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15069 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15070 null, null, null, 0, null /*certificates*/, 15071 PackageManager.INSTALL_REASON_UNKNOWN); 15072 this.codeFile = (codePath != null) ? new File(codePath) : null; 15073 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15074 } 15075 15076 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15077 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15078 try { 15079 return doCopyApk(imcs, temp); 15080 } finally { 15081 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15082 } 15083 } 15084 15085 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15086 if (origin.staged) { 15087 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15088 codeFile = origin.file; 15089 resourceFile = origin.file; 15090 return PackageManager.INSTALL_SUCCEEDED; 15091 } 15092 15093 try { 15094 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15095 final File tempDir = 15096 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15097 codeFile = tempDir; 15098 resourceFile = tempDir; 15099 } catch (IOException e) { 15100 Slog.w(TAG, "Failed to create copy file: " + e); 15101 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15102 } 15103 15104 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15105 @Override 15106 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15107 if (!FileUtils.isValidExtFilename(name)) { 15108 throw new IllegalArgumentException("Invalid filename: " + name); 15109 } 15110 try { 15111 final File file = new File(codeFile, name); 15112 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15113 O_RDWR | O_CREAT, 0644); 15114 Os.chmod(file.getAbsolutePath(), 0644); 15115 return new ParcelFileDescriptor(fd); 15116 } catch (ErrnoException e) { 15117 throw new RemoteException("Failed to open: " + e.getMessage()); 15118 } 15119 } 15120 }; 15121 15122 int ret = PackageManager.INSTALL_SUCCEEDED; 15123 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15124 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15125 Slog.e(TAG, "Failed to copy package"); 15126 return ret; 15127 } 15128 15129 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15130 NativeLibraryHelper.Handle handle = null; 15131 try { 15132 handle = NativeLibraryHelper.Handle.create(codeFile); 15133 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15134 abiOverride); 15135 } catch (IOException e) { 15136 Slog.e(TAG, "Copying native libraries failed", e); 15137 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15138 } finally { 15139 IoUtils.closeQuietly(handle); 15140 } 15141 15142 return ret; 15143 } 15144 15145 int doPreInstall(int status) { 15146 if (status != PackageManager.INSTALL_SUCCEEDED) { 15147 cleanUp(); 15148 } 15149 return status; 15150 } 15151 15152 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15153 if (status != PackageManager.INSTALL_SUCCEEDED) { 15154 cleanUp(); 15155 return false; 15156 } 15157 15158 final File targetDir = codeFile.getParentFile(); 15159 final File beforeCodeFile = codeFile; 15160 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15161 15162 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15163 try { 15164 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15165 } catch (ErrnoException e) { 15166 Slog.w(TAG, "Failed to rename", e); 15167 return false; 15168 } 15169 15170 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15171 Slog.w(TAG, "Failed to restorecon"); 15172 return false; 15173 } 15174 15175 // Reflect the rename internally 15176 codeFile = afterCodeFile; 15177 resourceFile = afterCodeFile; 15178 15179 // Reflect the rename in scanned details 15180 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15181 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15182 afterCodeFile, pkg.baseCodePath)); 15183 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15184 afterCodeFile, pkg.splitCodePaths)); 15185 15186 // Reflect the rename in app info 15187 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15188 pkg.setApplicationInfoCodePath(pkg.codePath); 15189 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15190 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15191 pkg.setApplicationInfoResourcePath(pkg.codePath); 15192 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15193 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15194 15195 return true; 15196 } 15197 15198 int doPostInstall(int status, int uid) { 15199 if (status != PackageManager.INSTALL_SUCCEEDED) { 15200 cleanUp(); 15201 } 15202 return status; 15203 } 15204 15205 @Override 15206 String getCodePath() { 15207 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15208 } 15209 15210 @Override 15211 String getResourcePath() { 15212 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15213 } 15214 15215 private boolean cleanUp() { 15216 if (codeFile == null || !codeFile.exists()) { 15217 return false; 15218 } 15219 15220 removeCodePathLI(codeFile); 15221 15222 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15223 resourceFile.delete(); 15224 } 15225 15226 return true; 15227 } 15228 15229 void cleanUpResourcesLI() { 15230 // Try enumerating all code paths before deleting 15231 List<String> allCodePaths = Collections.EMPTY_LIST; 15232 if (codeFile != null && codeFile.exists()) { 15233 try { 15234 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15235 allCodePaths = pkg.getAllCodePaths(); 15236 } catch (PackageParserException e) { 15237 // Ignored; we tried our best 15238 } 15239 } 15240 15241 cleanUp(); 15242 removeDexFiles(allCodePaths, instructionSets); 15243 } 15244 15245 boolean doPostDeleteLI(boolean delete) { 15246 // XXX err, shouldn't we respect the delete flag? 15247 cleanUpResourcesLI(); 15248 return true; 15249 } 15250 } 15251 15252 private boolean isAsecExternal(String cid) { 15253 final String asecPath = PackageHelper.getSdFilesystem(cid); 15254 return !asecPath.startsWith(mAsecInternalPath); 15255 } 15256 15257 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15258 PackageManagerException { 15259 if (copyRet < 0) { 15260 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15261 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15262 throw new PackageManagerException(copyRet, message); 15263 } 15264 } 15265 } 15266 15267 /** 15268 * Extract the StorageManagerService "container ID" from the full code path of an 15269 * .apk. 15270 */ 15271 static String cidFromCodePath(String fullCodePath) { 15272 int eidx = fullCodePath.lastIndexOf("/"); 15273 String subStr1 = fullCodePath.substring(0, eidx); 15274 int sidx = subStr1.lastIndexOf("/"); 15275 return subStr1.substring(sidx+1, eidx); 15276 } 15277 15278 /** 15279 * Logic to handle installation of ASEC applications, including copying and 15280 * renaming logic. 15281 */ 15282 class AsecInstallArgs extends InstallArgs { 15283 static final String RES_FILE_NAME = "pkg.apk"; 15284 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15285 15286 String cid; 15287 String packagePath; 15288 String resourcePath; 15289 15290 /** New install */ 15291 AsecInstallArgs(InstallParams params) { 15292 super(params.origin, params.move, params.observer, params.installFlags, 15293 params.installerPackageName, params.volumeUuid, 15294 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15295 params.grantedRuntimePermissions, 15296 params.traceMethod, params.traceCookie, params.certificates, 15297 params.installReason); 15298 } 15299 15300 /** Existing install */ 15301 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15302 boolean isExternal, boolean isForwardLocked) { 15303 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15304 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15305 instructionSets, null, null, null, 0, null /*certificates*/, 15306 PackageManager.INSTALL_REASON_UNKNOWN); 15307 // Hackily pretend we're still looking at a full code path 15308 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15309 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15310 } 15311 15312 // Extract cid from fullCodePath 15313 int eidx = fullCodePath.lastIndexOf("/"); 15314 String subStr1 = fullCodePath.substring(0, eidx); 15315 int sidx = subStr1.lastIndexOf("/"); 15316 cid = subStr1.substring(sidx+1, eidx); 15317 setMountPath(subStr1); 15318 } 15319 15320 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15321 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15322 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15323 instructionSets, null, null, null, 0, null /*certificates*/, 15324 PackageManager.INSTALL_REASON_UNKNOWN); 15325 this.cid = cid; 15326 setMountPath(PackageHelper.getSdDir(cid)); 15327 } 15328 15329 void createCopyFile() { 15330 cid = mInstallerService.allocateExternalStageCidLegacy(); 15331 } 15332 15333 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15334 if (origin.staged && origin.cid != null) { 15335 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15336 cid = origin.cid; 15337 setMountPath(PackageHelper.getSdDir(cid)); 15338 return PackageManager.INSTALL_SUCCEEDED; 15339 } 15340 15341 if (temp) { 15342 createCopyFile(); 15343 } else { 15344 /* 15345 * Pre-emptively destroy the container since it's destroyed if 15346 * copying fails due to it existing anyway. 15347 */ 15348 PackageHelper.destroySdDir(cid); 15349 } 15350 15351 final String newMountPath = imcs.copyPackageToContainer( 15352 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15353 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15354 15355 if (newMountPath != null) { 15356 setMountPath(newMountPath); 15357 return PackageManager.INSTALL_SUCCEEDED; 15358 } else { 15359 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15360 } 15361 } 15362 15363 @Override 15364 String getCodePath() { 15365 return packagePath; 15366 } 15367 15368 @Override 15369 String getResourcePath() { 15370 return resourcePath; 15371 } 15372 15373 int doPreInstall(int status) { 15374 if (status != PackageManager.INSTALL_SUCCEEDED) { 15375 // Destroy container 15376 PackageHelper.destroySdDir(cid); 15377 } else { 15378 boolean mounted = PackageHelper.isContainerMounted(cid); 15379 if (!mounted) { 15380 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15381 Process.SYSTEM_UID); 15382 if (newMountPath != null) { 15383 setMountPath(newMountPath); 15384 } else { 15385 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15386 } 15387 } 15388 } 15389 return status; 15390 } 15391 15392 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15393 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15394 String newMountPath = null; 15395 if (PackageHelper.isContainerMounted(cid)) { 15396 // Unmount the container 15397 if (!PackageHelper.unMountSdDir(cid)) { 15398 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15399 return false; 15400 } 15401 } 15402 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15403 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15404 " which might be stale. Will try to clean up."); 15405 // Clean up the stale container and proceed to recreate. 15406 if (!PackageHelper.destroySdDir(newCacheId)) { 15407 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15408 return false; 15409 } 15410 // Successfully cleaned up stale container. Try to rename again. 15411 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15412 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15413 + " inspite of cleaning it up."); 15414 return false; 15415 } 15416 } 15417 if (!PackageHelper.isContainerMounted(newCacheId)) { 15418 Slog.w(TAG, "Mounting container " + newCacheId); 15419 newMountPath = PackageHelper.mountSdDir(newCacheId, 15420 getEncryptKey(), Process.SYSTEM_UID); 15421 } else { 15422 newMountPath = PackageHelper.getSdDir(newCacheId); 15423 } 15424 if (newMountPath == null) { 15425 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15426 return false; 15427 } 15428 Log.i(TAG, "Succesfully renamed " + cid + 15429 " to " + newCacheId + 15430 " at new path: " + newMountPath); 15431 cid = newCacheId; 15432 15433 final File beforeCodeFile = new File(packagePath); 15434 setMountPath(newMountPath); 15435 final File afterCodeFile = new File(packagePath); 15436 15437 // Reflect the rename in scanned details 15438 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15439 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15440 afterCodeFile, pkg.baseCodePath)); 15441 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15442 afterCodeFile, pkg.splitCodePaths)); 15443 15444 // Reflect the rename in app info 15445 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15446 pkg.setApplicationInfoCodePath(pkg.codePath); 15447 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15448 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15449 pkg.setApplicationInfoResourcePath(pkg.codePath); 15450 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15451 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15452 15453 return true; 15454 } 15455 15456 private void setMountPath(String mountPath) { 15457 final File mountFile = new File(mountPath); 15458 15459 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15460 if (monolithicFile.exists()) { 15461 packagePath = monolithicFile.getAbsolutePath(); 15462 if (isFwdLocked()) { 15463 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15464 } else { 15465 resourcePath = packagePath; 15466 } 15467 } else { 15468 packagePath = mountFile.getAbsolutePath(); 15469 resourcePath = packagePath; 15470 } 15471 } 15472 15473 int doPostInstall(int status, int uid) { 15474 if (status != PackageManager.INSTALL_SUCCEEDED) { 15475 cleanUp(); 15476 } else { 15477 final int groupOwner; 15478 final String protectedFile; 15479 if (isFwdLocked()) { 15480 groupOwner = UserHandle.getSharedAppGid(uid); 15481 protectedFile = RES_FILE_NAME; 15482 } else { 15483 groupOwner = -1; 15484 protectedFile = null; 15485 } 15486 15487 if (uid < Process.FIRST_APPLICATION_UID 15488 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15489 Slog.e(TAG, "Failed to finalize " + cid); 15490 PackageHelper.destroySdDir(cid); 15491 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15492 } 15493 15494 boolean mounted = PackageHelper.isContainerMounted(cid); 15495 if (!mounted) { 15496 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15497 } 15498 } 15499 return status; 15500 } 15501 15502 private void cleanUp() { 15503 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15504 15505 // Destroy secure container 15506 PackageHelper.destroySdDir(cid); 15507 } 15508 15509 private List<String> getAllCodePaths() { 15510 final File codeFile = new File(getCodePath()); 15511 if (codeFile != null && codeFile.exists()) { 15512 try { 15513 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15514 return pkg.getAllCodePaths(); 15515 } catch (PackageParserException e) { 15516 // Ignored; we tried our best 15517 } 15518 } 15519 return Collections.EMPTY_LIST; 15520 } 15521 15522 void cleanUpResourcesLI() { 15523 // Enumerate all code paths before deleting 15524 cleanUpResourcesLI(getAllCodePaths()); 15525 } 15526 15527 private void cleanUpResourcesLI(List<String> allCodePaths) { 15528 cleanUp(); 15529 removeDexFiles(allCodePaths, instructionSets); 15530 } 15531 15532 String getPackageName() { 15533 return getAsecPackageName(cid); 15534 } 15535 15536 boolean doPostDeleteLI(boolean delete) { 15537 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15538 final List<String> allCodePaths = getAllCodePaths(); 15539 boolean mounted = PackageHelper.isContainerMounted(cid); 15540 if (mounted) { 15541 // Unmount first 15542 if (PackageHelper.unMountSdDir(cid)) { 15543 mounted = false; 15544 } 15545 } 15546 if (!mounted && delete) { 15547 cleanUpResourcesLI(allCodePaths); 15548 } 15549 return !mounted; 15550 } 15551 15552 @Override 15553 int doPreCopy() { 15554 if (isFwdLocked()) { 15555 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15556 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15557 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15558 } 15559 } 15560 15561 return PackageManager.INSTALL_SUCCEEDED; 15562 } 15563 15564 @Override 15565 int doPostCopy(int uid) { 15566 if (isFwdLocked()) { 15567 if (uid < Process.FIRST_APPLICATION_UID 15568 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15569 RES_FILE_NAME)) { 15570 Slog.e(TAG, "Failed to finalize " + cid); 15571 PackageHelper.destroySdDir(cid); 15572 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15573 } 15574 } 15575 15576 return PackageManager.INSTALL_SUCCEEDED; 15577 } 15578 } 15579 15580 /** 15581 * Logic to handle movement of existing installed applications. 15582 */ 15583 class MoveInstallArgs extends InstallArgs { 15584 private File codeFile; 15585 private File resourceFile; 15586 15587 /** New install */ 15588 MoveInstallArgs(InstallParams params) { 15589 super(params.origin, params.move, params.observer, params.installFlags, 15590 params.installerPackageName, params.volumeUuid, 15591 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15592 params.grantedRuntimePermissions, 15593 params.traceMethod, params.traceCookie, params.certificates, 15594 params.installReason); 15595 } 15596 15597 int copyApk(IMediaContainerService imcs, boolean temp) { 15598 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15599 + move.fromUuid + " to " + move.toUuid); 15600 synchronized (mInstaller) { 15601 try { 15602 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15603 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15604 } catch (InstallerException e) { 15605 Slog.w(TAG, "Failed to move app", e); 15606 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15607 } 15608 } 15609 15610 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15611 resourceFile = codeFile; 15612 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15613 15614 return PackageManager.INSTALL_SUCCEEDED; 15615 } 15616 15617 int doPreInstall(int status) { 15618 if (status != PackageManager.INSTALL_SUCCEEDED) { 15619 cleanUp(move.toUuid); 15620 } 15621 return status; 15622 } 15623 15624 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15625 if (status != PackageManager.INSTALL_SUCCEEDED) { 15626 cleanUp(move.toUuid); 15627 return false; 15628 } 15629 15630 // Reflect the move in app info 15631 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15632 pkg.setApplicationInfoCodePath(pkg.codePath); 15633 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15634 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15635 pkg.setApplicationInfoResourcePath(pkg.codePath); 15636 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15637 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15638 15639 return true; 15640 } 15641 15642 int doPostInstall(int status, int uid) { 15643 if (status == PackageManager.INSTALL_SUCCEEDED) { 15644 cleanUp(move.fromUuid); 15645 } else { 15646 cleanUp(move.toUuid); 15647 } 15648 return status; 15649 } 15650 15651 @Override 15652 String getCodePath() { 15653 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15654 } 15655 15656 @Override 15657 String getResourcePath() { 15658 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15659 } 15660 15661 private boolean cleanUp(String volumeUuid) { 15662 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15663 move.dataAppName); 15664 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15665 final int[] userIds = sUserManager.getUserIds(); 15666 synchronized (mInstallLock) { 15667 // Clean up both app data and code 15668 // All package moves are frozen until finished 15669 for (int userId : userIds) { 15670 try { 15671 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15672 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15673 } catch (InstallerException e) { 15674 Slog.w(TAG, String.valueOf(e)); 15675 } 15676 } 15677 removeCodePathLI(codeFile); 15678 } 15679 return true; 15680 } 15681 15682 void cleanUpResourcesLI() { 15683 throw new UnsupportedOperationException(); 15684 } 15685 15686 boolean doPostDeleteLI(boolean delete) { 15687 throw new UnsupportedOperationException(); 15688 } 15689 } 15690 15691 static String getAsecPackageName(String packageCid) { 15692 int idx = packageCid.lastIndexOf("-"); 15693 if (idx == -1) { 15694 return packageCid; 15695 } 15696 return packageCid.substring(0, idx); 15697 } 15698 15699 // Utility method used to create code paths based on package name and available index. 15700 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15701 String idxStr = ""; 15702 int idx = 1; 15703 // Fall back to default value of idx=1 if prefix is not 15704 // part of oldCodePath 15705 if (oldCodePath != null) { 15706 String subStr = oldCodePath; 15707 // Drop the suffix right away 15708 if (suffix != null && subStr.endsWith(suffix)) { 15709 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15710 } 15711 // If oldCodePath already contains prefix find out the 15712 // ending index to either increment or decrement. 15713 int sidx = subStr.lastIndexOf(prefix); 15714 if (sidx != -1) { 15715 subStr = subStr.substring(sidx + prefix.length()); 15716 if (subStr != null) { 15717 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15718 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15719 } 15720 try { 15721 idx = Integer.parseInt(subStr); 15722 if (idx <= 1) { 15723 idx++; 15724 } else { 15725 idx--; 15726 } 15727 } catch(NumberFormatException e) { 15728 } 15729 } 15730 } 15731 } 15732 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15733 return prefix + idxStr; 15734 } 15735 15736 private File getNextCodePath(File targetDir, String packageName) { 15737 File result; 15738 SecureRandom random = new SecureRandom(); 15739 byte[] bytes = new byte[16]; 15740 do { 15741 random.nextBytes(bytes); 15742 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15743 result = new File(targetDir, packageName + "-" + suffix); 15744 } while (result.exists()); 15745 return result; 15746 } 15747 15748 // Utility method that returns the relative package path with respect 15749 // to the installation directory. Like say for /data/data/com.test-1.apk 15750 // string com.test-1 is returned. 15751 static String deriveCodePathName(String codePath) { 15752 if (codePath == null) { 15753 return null; 15754 } 15755 final File codeFile = new File(codePath); 15756 final String name = codeFile.getName(); 15757 if (codeFile.isDirectory()) { 15758 return name; 15759 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15760 final int lastDot = name.lastIndexOf('.'); 15761 return name.substring(0, lastDot); 15762 } else { 15763 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15764 return null; 15765 } 15766 } 15767 15768 static class PackageInstalledInfo { 15769 String name; 15770 int uid; 15771 // The set of users that originally had this package installed. 15772 int[] origUsers; 15773 // The set of users that now have this package installed. 15774 int[] newUsers; 15775 PackageParser.Package pkg; 15776 int returnCode; 15777 String returnMsg; 15778 PackageRemovedInfo removedInfo; 15779 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15780 15781 public void setError(int code, String msg) { 15782 setReturnCode(code); 15783 setReturnMessage(msg); 15784 Slog.w(TAG, msg); 15785 } 15786 15787 public void setError(String msg, PackageParserException e) { 15788 setReturnCode(e.error); 15789 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15790 Slog.w(TAG, msg, e); 15791 } 15792 15793 public void setError(String msg, PackageManagerException e) { 15794 returnCode = e.error; 15795 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15796 Slog.w(TAG, msg, e); 15797 } 15798 15799 public void setReturnCode(int returnCode) { 15800 this.returnCode = returnCode; 15801 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15802 for (int i = 0; i < childCount; i++) { 15803 addedChildPackages.valueAt(i).returnCode = returnCode; 15804 } 15805 } 15806 15807 private void setReturnMessage(String returnMsg) { 15808 this.returnMsg = returnMsg; 15809 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15810 for (int i = 0; i < childCount; i++) { 15811 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15812 } 15813 } 15814 15815 // In some error cases we want to convey more info back to the observer 15816 String origPackage; 15817 String origPermission; 15818 } 15819 15820 /* 15821 * Install a non-existing package. 15822 */ 15823 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15824 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15825 PackageInstalledInfo res, int installReason) { 15826 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15827 15828 // Remember this for later, in case we need to rollback this install 15829 String pkgName = pkg.packageName; 15830 15831 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15832 15833 synchronized(mPackages) { 15834 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15835 if (renamedPackage != null) { 15836 // A package with the same name is already installed, though 15837 // it has been renamed to an older name. The package we 15838 // are trying to install should be installed as an update to 15839 // the existing one, but that has not been requested, so bail. 15840 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15841 + " without first uninstalling package running as " 15842 + renamedPackage); 15843 return; 15844 } 15845 if (mPackages.containsKey(pkgName)) { 15846 // Don't allow installation over an existing package with the same name. 15847 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15848 + " without first uninstalling."); 15849 return; 15850 } 15851 } 15852 15853 try { 15854 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15855 System.currentTimeMillis(), user); 15856 15857 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15858 15859 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15860 prepareAppDataAfterInstallLIF(newPackage); 15861 15862 } else { 15863 // Remove package from internal structures, but keep around any 15864 // data that might have already existed 15865 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15866 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15867 } 15868 } catch (PackageManagerException e) { 15869 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15870 } 15871 15872 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15873 } 15874 15875 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15876 // Can't rotate keys during boot or if sharedUser. 15877 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15878 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15879 return false; 15880 } 15881 // app is using upgradeKeySets; make sure all are valid 15882 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15883 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15884 for (int i = 0; i < upgradeKeySets.length; i++) { 15885 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15886 Slog.wtf(TAG, "Package " 15887 + (oldPs.name != null ? oldPs.name : "<null>") 15888 + " contains upgrade-key-set reference to unknown key-set: " 15889 + upgradeKeySets[i] 15890 + " reverting to signatures check."); 15891 return false; 15892 } 15893 } 15894 return true; 15895 } 15896 15897 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15898 // Upgrade keysets are being used. Determine if new package has a superset of the 15899 // required keys. 15900 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15901 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15902 for (int i = 0; i < upgradeKeySets.length; i++) { 15903 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15904 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15905 return true; 15906 } 15907 } 15908 return false; 15909 } 15910 15911 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15912 try (DigestInputStream digestStream = 15913 new DigestInputStream(new FileInputStream(file), digest)) { 15914 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15915 } 15916 } 15917 15918 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15919 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15920 int installReason) { 15921 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15922 15923 final PackageParser.Package oldPackage; 15924 final String pkgName = pkg.packageName; 15925 final int[] allUsers; 15926 final int[] installedUsers; 15927 15928 synchronized(mPackages) { 15929 oldPackage = mPackages.get(pkgName); 15930 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15931 15932 // don't allow upgrade to target a release SDK from a pre-release SDK 15933 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15934 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15935 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15936 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15937 if (oldTargetsPreRelease 15938 && !newTargetsPreRelease 15939 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15940 Slog.w(TAG, "Can't install package targeting released sdk"); 15941 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15942 return; 15943 } 15944 15945 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15946 15947 // verify signatures are valid 15948 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15949 if (!checkUpgradeKeySetLP(ps, pkg)) { 15950 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15951 "New package not signed by keys specified by upgrade-keysets: " 15952 + pkgName); 15953 return; 15954 } 15955 } else { 15956 // default to original signature matching 15957 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15958 != PackageManager.SIGNATURE_MATCH) { 15959 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15960 "New package has a different signature: " + pkgName); 15961 return; 15962 } 15963 } 15964 15965 // don't allow a system upgrade unless the upgrade hash matches 15966 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15967 byte[] digestBytes = null; 15968 try { 15969 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15970 updateDigest(digest, new File(pkg.baseCodePath)); 15971 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15972 for (String path : pkg.splitCodePaths) { 15973 updateDigest(digest, new File(path)); 15974 } 15975 } 15976 digestBytes = digest.digest(); 15977 } catch (NoSuchAlgorithmException | IOException e) { 15978 res.setError(INSTALL_FAILED_INVALID_APK, 15979 "Could not compute hash: " + pkgName); 15980 return; 15981 } 15982 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15983 res.setError(INSTALL_FAILED_INVALID_APK, 15984 "New package fails restrict-update check: " + pkgName); 15985 return; 15986 } 15987 // retain upgrade restriction 15988 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15989 } 15990 15991 // Check for shared user id changes 15992 String invalidPackageName = 15993 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15994 if (invalidPackageName != null) { 15995 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15996 "Package " + invalidPackageName + " tried to change user " 15997 + oldPackage.mSharedUserId); 15998 return; 15999 } 16000 16001 // In case of rollback, remember per-user/profile install state 16002 allUsers = sUserManager.getUserIds(); 16003 installedUsers = ps.queryInstalledUsers(allUsers, true); 16004 16005 // don't allow an upgrade from full to ephemeral 16006 if (isInstantApp) { 16007 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16008 for (int currentUser : allUsers) { 16009 if (!ps.getInstantApp(currentUser)) { 16010 // can't downgrade from full to instant 16011 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16012 + " for user: " + currentUser); 16013 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16014 return; 16015 } 16016 } 16017 } else if (!ps.getInstantApp(user.getIdentifier())) { 16018 // can't downgrade from full to instant 16019 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16020 + " for user: " + user.getIdentifier()); 16021 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16022 return; 16023 } 16024 } 16025 } 16026 16027 // Update what is removed 16028 res.removedInfo = new PackageRemovedInfo(); 16029 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16030 res.removedInfo.removedPackage = oldPackage.packageName; 16031 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16032 res.removedInfo.isUpdate = true; 16033 res.removedInfo.origUsers = installedUsers; 16034 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 16035 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16036 for (int i = 0; i < installedUsers.length; i++) { 16037 final int userId = installedUsers[i]; 16038 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16039 } 16040 16041 final int childCount = (oldPackage.childPackages != null) 16042 ? oldPackage.childPackages.size() : 0; 16043 for (int i = 0; i < childCount; i++) { 16044 boolean childPackageUpdated = false; 16045 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16046 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16047 if (res.addedChildPackages != null) { 16048 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16049 if (childRes != null) { 16050 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16051 childRes.removedInfo.removedPackage = childPkg.packageName; 16052 childRes.removedInfo.isUpdate = true; 16053 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16054 childPackageUpdated = true; 16055 } 16056 } 16057 if (!childPackageUpdated) { 16058 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 16059 childRemovedRes.removedPackage = childPkg.packageName; 16060 childRemovedRes.isUpdate = false; 16061 childRemovedRes.dataRemoved = true; 16062 synchronized (mPackages) { 16063 if (childPs != null) { 16064 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16065 } 16066 } 16067 if (res.removedInfo.removedChildPackages == null) { 16068 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16069 } 16070 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16071 } 16072 } 16073 16074 boolean sysPkg = (isSystemApp(oldPackage)); 16075 if (sysPkg) { 16076 // Set the system/privileged flags as needed 16077 final boolean privileged = 16078 (oldPackage.applicationInfo.privateFlags 16079 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16080 final int systemPolicyFlags = policyFlags 16081 | PackageParser.PARSE_IS_SYSTEM 16082 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16083 16084 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16085 user, allUsers, installerPackageName, res, installReason); 16086 } else { 16087 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16088 user, allUsers, installerPackageName, res, installReason); 16089 } 16090 } 16091 16092 public List<String> getPreviousCodePaths(String packageName) { 16093 final PackageSetting ps = mSettings.mPackages.get(packageName); 16094 final List<String> result = new ArrayList<String>(); 16095 if (ps != null && ps.oldCodePaths != null) { 16096 result.addAll(ps.oldCodePaths); 16097 } 16098 return result; 16099 } 16100 16101 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16102 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16103 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16104 int installReason) { 16105 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16106 + deletedPackage); 16107 16108 String pkgName = deletedPackage.packageName; 16109 boolean deletedPkg = true; 16110 boolean addedPkg = false; 16111 boolean updatedSettings = false; 16112 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16113 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16114 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16115 16116 final long origUpdateTime = (pkg.mExtras != null) 16117 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16118 16119 // First delete the existing package while retaining the data directory 16120 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16121 res.removedInfo, true, pkg)) { 16122 // If the existing package wasn't successfully deleted 16123 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16124 deletedPkg = false; 16125 } else { 16126 // Successfully deleted the old package; proceed with replace. 16127 16128 // If deleted package lived in a container, give users a chance to 16129 // relinquish resources before killing. 16130 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16131 if (DEBUG_INSTALL) { 16132 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16133 } 16134 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16135 final ArrayList<String> pkgList = new ArrayList<String>(1); 16136 pkgList.add(deletedPackage.applicationInfo.packageName); 16137 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16138 } 16139 16140 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16141 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16142 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16143 16144 try { 16145 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16146 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16147 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16148 installReason); 16149 16150 // Update the in-memory copy of the previous code paths. 16151 PackageSetting ps = mSettings.mPackages.get(pkgName); 16152 if (!killApp) { 16153 if (ps.oldCodePaths == null) { 16154 ps.oldCodePaths = new ArraySet<>(); 16155 } 16156 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16157 if (deletedPackage.splitCodePaths != null) { 16158 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16159 } 16160 } else { 16161 ps.oldCodePaths = null; 16162 } 16163 if (ps.childPackageNames != null) { 16164 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16165 final String childPkgName = ps.childPackageNames.get(i); 16166 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16167 childPs.oldCodePaths = ps.oldCodePaths; 16168 } 16169 } 16170 // set instant app status, but, only if it's explicitly specified 16171 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16172 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16173 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16174 prepareAppDataAfterInstallLIF(newPackage); 16175 addedPkg = true; 16176 mDexManager.notifyPackageUpdated(newPackage.packageName, 16177 newPackage.baseCodePath, newPackage.splitCodePaths); 16178 } catch (PackageManagerException e) { 16179 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16180 } 16181 } 16182 16183 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16184 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16185 16186 // Revert all internal state mutations and added folders for the failed install 16187 if (addedPkg) { 16188 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16189 res.removedInfo, true, null); 16190 } 16191 16192 // Restore the old package 16193 if (deletedPkg) { 16194 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16195 File restoreFile = new File(deletedPackage.codePath); 16196 // Parse old package 16197 boolean oldExternal = isExternal(deletedPackage); 16198 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16199 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16200 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16201 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16202 try { 16203 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16204 null); 16205 } catch (PackageManagerException e) { 16206 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16207 + e.getMessage()); 16208 return; 16209 } 16210 16211 synchronized (mPackages) { 16212 // Ensure the installer package name up to date 16213 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16214 16215 // Update permissions for restored package 16216 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16217 16218 mSettings.writeLPr(); 16219 } 16220 16221 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16222 } 16223 } else { 16224 synchronized (mPackages) { 16225 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16226 if (ps != null) { 16227 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16228 if (res.removedInfo.removedChildPackages != null) { 16229 final int childCount = res.removedInfo.removedChildPackages.size(); 16230 // Iterate in reverse as we may modify the collection 16231 for (int i = childCount - 1; i >= 0; i--) { 16232 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16233 if (res.addedChildPackages.containsKey(childPackageName)) { 16234 res.removedInfo.removedChildPackages.removeAt(i); 16235 } else { 16236 PackageRemovedInfo childInfo = res.removedInfo 16237 .removedChildPackages.valueAt(i); 16238 childInfo.removedForAllUsers = mPackages.get( 16239 childInfo.removedPackage) == null; 16240 } 16241 } 16242 } 16243 } 16244 } 16245 } 16246 } 16247 16248 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16249 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16250 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16251 int installReason) { 16252 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16253 + ", old=" + deletedPackage); 16254 16255 final boolean disabledSystem; 16256 16257 // Remove existing system package 16258 removePackageLI(deletedPackage, true); 16259 16260 synchronized (mPackages) { 16261 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16262 } 16263 if (!disabledSystem) { 16264 // We didn't need to disable the .apk as a current system package, 16265 // which means we are replacing another update that is already 16266 // installed. We need to make sure to delete the older one's .apk. 16267 res.removedInfo.args = createInstallArgsForExisting(0, 16268 deletedPackage.applicationInfo.getCodePath(), 16269 deletedPackage.applicationInfo.getResourcePath(), 16270 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16271 } else { 16272 res.removedInfo.args = null; 16273 } 16274 16275 // Successfully disabled the old package. Now proceed with re-installation 16276 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16277 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16278 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16279 16280 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16281 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16282 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16283 16284 PackageParser.Package newPackage = null; 16285 try { 16286 // Add the package to the internal data structures 16287 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16288 16289 // Set the update and install times 16290 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16291 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16292 System.currentTimeMillis()); 16293 16294 // Update the package dynamic state if succeeded 16295 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16296 // Now that the install succeeded make sure we remove data 16297 // directories for any child package the update removed. 16298 final int deletedChildCount = (deletedPackage.childPackages != null) 16299 ? deletedPackage.childPackages.size() : 0; 16300 final int newChildCount = (newPackage.childPackages != null) 16301 ? newPackage.childPackages.size() : 0; 16302 for (int i = 0; i < deletedChildCount; i++) { 16303 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16304 boolean childPackageDeleted = true; 16305 for (int j = 0; j < newChildCount; j++) { 16306 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16307 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16308 childPackageDeleted = false; 16309 break; 16310 } 16311 } 16312 if (childPackageDeleted) { 16313 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16314 deletedChildPkg.packageName); 16315 if (ps != null && res.removedInfo.removedChildPackages != null) { 16316 PackageRemovedInfo removedChildRes = res.removedInfo 16317 .removedChildPackages.get(deletedChildPkg.packageName); 16318 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16319 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16320 } 16321 } 16322 } 16323 16324 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16325 installReason); 16326 prepareAppDataAfterInstallLIF(newPackage); 16327 16328 mDexManager.notifyPackageUpdated(newPackage.packageName, 16329 newPackage.baseCodePath, newPackage.splitCodePaths); 16330 } 16331 } catch (PackageManagerException e) { 16332 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16333 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16334 } 16335 16336 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16337 // Re installation failed. Restore old information 16338 // Remove new pkg information 16339 if (newPackage != null) { 16340 removeInstalledPackageLI(newPackage, true); 16341 } 16342 // Add back the old system package 16343 try { 16344 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16345 } catch (PackageManagerException e) { 16346 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16347 } 16348 16349 synchronized (mPackages) { 16350 if (disabledSystem) { 16351 enableSystemPackageLPw(deletedPackage); 16352 } 16353 16354 // Ensure the installer package name up to date 16355 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16356 16357 // Update permissions for restored package 16358 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16359 16360 mSettings.writeLPr(); 16361 } 16362 16363 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16364 + " after failed upgrade"); 16365 } 16366 } 16367 16368 /** 16369 * Checks whether the parent or any of the child packages have a change shared 16370 * user. For a package to be a valid update the shred users of the parent and 16371 * the children should match. We may later support changing child shared users. 16372 * @param oldPkg The updated package. 16373 * @param newPkg The update package. 16374 * @return The shared user that change between the versions. 16375 */ 16376 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16377 PackageParser.Package newPkg) { 16378 // Check parent shared user 16379 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16380 return newPkg.packageName; 16381 } 16382 // Check child shared users 16383 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16384 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16385 for (int i = 0; i < newChildCount; i++) { 16386 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16387 // If this child was present, did it have the same shared user? 16388 for (int j = 0; j < oldChildCount; j++) { 16389 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16390 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16391 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16392 return newChildPkg.packageName; 16393 } 16394 } 16395 } 16396 return null; 16397 } 16398 16399 private void removeNativeBinariesLI(PackageSetting ps) { 16400 // Remove the lib path for the parent package 16401 if (ps != null) { 16402 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16403 // Remove the lib path for the child packages 16404 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16405 for (int i = 0; i < childCount; i++) { 16406 PackageSetting childPs = null; 16407 synchronized (mPackages) { 16408 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16409 } 16410 if (childPs != null) { 16411 NativeLibraryHelper.removeNativeBinariesLI(childPs 16412 .legacyNativeLibraryPathString); 16413 } 16414 } 16415 } 16416 } 16417 16418 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16419 // Enable the parent package 16420 mSettings.enableSystemPackageLPw(pkg.packageName); 16421 // Enable the child packages 16422 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16423 for (int i = 0; i < childCount; i++) { 16424 PackageParser.Package childPkg = pkg.childPackages.get(i); 16425 mSettings.enableSystemPackageLPw(childPkg.packageName); 16426 } 16427 } 16428 16429 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16430 PackageParser.Package newPkg) { 16431 // Disable the parent package (parent always replaced) 16432 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16433 // Disable the child packages 16434 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16435 for (int i = 0; i < childCount; i++) { 16436 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16437 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16438 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16439 } 16440 return disabled; 16441 } 16442 16443 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16444 String installerPackageName) { 16445 // Enable the parent package 16446 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16447 // Enable the child packages 16448 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16449 for (int i = 0; i < childCount; i++) { 16450 PackageParser.Package childPkg = pkg.childPackages.get(i); 16451 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16452 } 16453 } 16454 16455 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16456 // Collect all used permissions in the UID 16457 ArraySet<String> usedPermissions = new ArraySet<>(); 16458 final int packageCount = su.packages.size(); 16459 for (int i = 0; i < packageCount; i++) { 16460 PackageSetting ps = su.packages.valueAt(i); 16461 if (ps.pkg == null) { 16462 continue; 16463 } 16464 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16465 for (int j = 0; j < requestedPermCount; j++) { 16466 String permission = ps.pkg.requestedPermissions.get(j); 16467 BasePermission bp = mSettings.mPermissions.get(permission); 16468 if (bp != null) { 16469 usedPermissions.add(permission); 16470 } 16471 } 16472 } 16473 16474 PermissionsState permissionsState = su.getPermissionsState(); 16475 // Prune install permissions 16476 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16477 final int installPermCount = installPermStates.size(); 16478 for (int i = installPermCount - 1; i >= 0; i--) { 16479 PermissionState permissionState = installPermStates.get(i); 16480 if (!usedPermissions.contains(permissionState.getName())) { 16481 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16482 if (bp != null) { 16483 permissionsState.revokeInstallPermission(bp); 16484 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16485 PackageManager.MASK_PERMISSION_FLAGS, 0); 16486 } 16487 } 16488 } 16489 16490 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16491 16492 // Prune runtime permissions 16493 for (int userId : allUserIds) { 16494 List<PermissionState> runtimePermStates = permissionsState 16495 .getRuntimePermissionStates(userId); 16496 final int runtimePermCount = runtimePermStates.size(); 16497 for (int i = runtimePermCount - 1; i >= 0; i--) { 16498 PermissionState permissionState = runtimePermStates.get(i); 16499 if (!usedPermissions.contains(permissionState.getName())) { 16500 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16501 if (bp != null) { 16502 permissionsState.revokeRuntimePermission(bp, userId); 16503 permissionsState.updatePermissionFlags(bp, userId, 16504 PackageManager.MASK_PERMISSION_FLAGS, 0); 16505 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16506 runtimePermissionChangedUserIds, userId); 16507 } 16508 } 16509 } 16510 } 16511 16512 return runtimePermissionChangedUserIds; 16513 } 16514 16515 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16516 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16517 // Update the parent package setting 16518 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16519 res, user, installReason); 16520 // Update the child packages setting 16521 final int childCount = (newPackage.childPackages != null) 16522 ? newPackage.childPackages.size() : 0; 16523 for (int i = 0; i < childCount; i++) { 16524 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16525 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16526 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16527 childRes.origUsers, childRes, user, installReason); 16528 } 16529 } 16530 16531 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16532 String installerPackageName, int[] allUsers, int[] installedForUsers, 16533 PackageInstalledInfo res, UserHandle user, int installReason) { 16534 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16535 16536 String pkgName = newPackage.packageName; 16537 synchronized (mPackages) { 16538 //write settings. the installStatus will be incomplete at this stage. 16539 //note that the new package setting would have already been 16540 //added to mPackages. It hasn't been persisted yet. 16541 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16542 // TODO: Remove this write? It's also written at the end of this method 16543 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16544 mSettings.writeLPr(); 16545 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16546 } 16547 16548 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16549 synchronized (mPackages) { 16550 updatePermissionsLPw(newPackage.packageName, newPackage, 16551 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16552 ? UPDATE_PERMISSIONS_ALL : 0)); 16553 // For system-bundled packages, we assume that installing an upgraded version 16554 // of the package implies that the user actually wants to run that new code, 16555 // so we enable the package. 16556 PackageSetting ps = mSettings.mPackages.get(pkgName); 16557 final int userId = user.getIdentifier(); 16558 if (ps != null) { 16559 if (isSystemApp(newPackage)) { 16560 if (DEBUG_INSTALL) { 16561 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16562 } 16563 // Enable system package for requested users 16564 if (res.origUsers != null) { 16565 for (int origUserId : res.origUsers) { 16566 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16567 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16568 origUserId, installerPackageName); 16569 } 16570 } 16571 } 16572 // Also convey the prior install/uninstall state 16573 if (allUsers != null && installedForUsers != null) { 16574 for (int currentUserId : allUsers) { 16575 final boolean installed = ArrayUtils.contains( 16576 installedForUsers, currentUserId); 16577 if (DEBUG_INSTALL) { 16578 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16579 } 16580 ps.setInstalled(installed, currentUserId); 16581 } 16582 // these install state changes will be persisted in the 16583 // upcoming call to mSettings.writeLPr(). 16584 } 16585 } 16586 // It's implied that when a user requests installation, they want the app to be 16587 // installed and enabled. 16588 if (userId != UserHandle.USER_ALL) { 16589 ps.setInstalled(true, userId); 16590 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16591 } 16592 16593 // When replacing an existing package, preserve the original install reason for all 16594 // users that had the package installed before. 16595 final Set<Integer> previousUserIds = new ArraySet<>(); 16596 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16597 final int installReasonCount = res.removedInfo.installReasons.size(); 16598 for (int i = 0; i < installReasonCount; i++) { 16599 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16600 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16601 ps.setInstallReason(previousInstallReason, previousUserId); 16602 previousUserIds.add(previousUserId); 16603 } 16604 } 16605 16606 // Set install reason for users that are having the package newly installed. 16607 if (userId == UserHandle.USER_ALL) { 16608 for (int currentUserId : sUserManager.getUserIds()) { 16609 if (!previousUserIds.contains(currentUserId)) { 16610 ps.setInstallReason(installReason, currentUserId); 16611 } 16612 } 16613 } else if (!previousUserIds.contains(userId)) { 16614 ps.setInstallReason(installReason, userId); 16615 } 16616 mSettings.writeKernelMappingLPr(ps); 16617 } 16618 res.name = pkgName; 16619 res.uid = newPackage.applicationInfo.uid; 16620 res.pkg = newPackage; 16621 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16622 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16623 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16624 //to update install status 16625 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16626 mSettings.writeLPr(); 16627 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16628 } 16629 16630 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16631 } 16632 16633 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16634 try { 16635 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16636 installPackageLI(args, res); 16637 } finally { 16638 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16639 } 16640 } 16641 16642 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16643 final int installFlags = args.installFlags; 16644 final String installerPackageName = args.installerPackageName; 16645 final String volumeUuid = args.volumeUuid; 16646 final File tmpPackageFile = new File(args.getCodePath()); 16647 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16648 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16649 || (args.volumeUuid != null)); 16650 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16651 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16652 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16653 boolean replace = false; 16654 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16655 if (args.move != null) { 16656 // moving a complete application; perform an initial scan on the new install location 16657 scanFlags |= SCAN_INITIAL; 16658 } 16659 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16660 scanFlags |= SCAN_DONT_KILL_APP; 16661 } 16662 if (instantApp) { 16663 scanFlags |= SCAN_AS_INSTANT_APP; 16664 } 16665 if (fullApp) { 16666 scanFlags |= SCAN_AS_FULL_APP; 16667 } 16668 16669 // Result object to be returned 16670 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16671 16672 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16673 16674 // Sanity check 16675 if (instantApp && (forwardLocked || onExternal)) { 16676 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16677 + " external=" + onExternal); 16678 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16679 return; 16680 } 16681 16682 // Retrieve PackageSettings and parse package 16683 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16684 | PackageParser.PARSE_ENFORCE_CODE 16685 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16686 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16687 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16688 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16689 PackageParser pp = new PackageParser(); 16690 pp.setSeparateProcesses(mSeparateProcesses); 16691 pp.setDisplayMetrics(mMetrics); 16692 pp.setCallback(mPackageParserCallback); 16693 16694 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16695 final PackageParser.Package pkg; 16696 try { 16697 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16698 } catch (PackageParserException e) { 16699 res.setError("Failed parse during installPackageLI", e); 16700 return; 16701 } finally { 16702 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16703 } 16704 16705 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16706 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16707 Slog.w(TAG, "Instant app package " + pkg.packageName 16708 + " does not target O, this will be a fatal error."); 16709 // STOPSHIP: Make this a fatal error 16710 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16711 } 16712 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16713 Slog.w(TAG, "Instant app package " + pkg.packageName 16714 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16715 // STOPSHIP: Make this a fatal error 16716 pkg.applicationInfo.targetSandboxVersion = 2; 16717 } 16718 16719 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16720 // Static shared libraries have synthetic package names 16721 renameStaticSharedLibraryPackage(pkg); 16722 16723 // No static shared libs on external storage 16724 if (onExternal) { 16725 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16726 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16727 "Packages declaring static-shared libs cannot be updated"); 16728 return; 16729 } 16730 } 16731 16732 // If we are installing a clustered package add results for the children 16733 if (pkg.childPackages != null) { 16734 synchronized (mPackages) { 16735 final int childCount = pkg.childPackages.size(); 16736 for (int i = 0; i < childCount; i++) { 16737 PackageParser.Package childPkg = pkg.childPackages.get(i); 16738 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16739 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16740 childRes.pkg = childPkg; 16741 childRes.name = childPkg.packageName; 16742 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16743 if (childPs != null) { 16744 childRes.origUsers = childPs.queryInstalledUsers( 16745 sUserManager.getUserIds(), true); 16746 } 16747 if ((mPackages.containsKey(childPkg.packageName))) { 16748 childRes.removedInfo = new PackageRemovedInfo(); 16749 childRes.removedInfo.removedPackage = childPkg.packageName; 16750 } 16751 if (res.addedChildPackages == null) { 16752 res.addedChildPackages = new ArrayMap<>(); 16753 } 16754 res.addedChildPackages.put(childPkg.packageName, childRes); 16755 } 16756 } 16757 } 16758 16759 // If package doesn't declare API override, mark that we have an install 16760 // time CPU ABI override. 16761 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16762 pkg.cpuAbiOverride = args.abiOverride; 16763 } 16764 16765 String pkgName = res.name = pkg.packageName; 16766 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16767 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16768 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16769 return; 16770 } 16771 } 16772 16773 try { 16774 // either use what we've been given or parse directly from the APK 16775 if (args.certificates != null) { 16776 try { 16777 PackageParser.populateCertificates(pkg, args.certificates); 16778 } catch (PackageParserException e) { 16779 // there was something wrong with the certificates we were given; 16780 // try to pull them from the APK 16781 PackageParser.collectCertificates(pkg, parseFlags); 16782 } 16783 } else { 16784 PackageParser.collectCertificates(pkg, parseFlags); 16785 } 16786 } catch (PackageParserException e) { 16787 res.setError("Failed collect during installPackageLI", e); 16788 return; 16789 } 16790 16791 // Get rid of all references to package scan path via parser. 16792 pp = null; 16793 String oldCodePath = null; 16794 boolean systemApp = false; 16795 synchronized (mPackages) { 16796 // Check if installing already existing package 16797 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16798 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16799 if (pkg.mOriginalPackages != null 16800 && pkg.mOriginalPackages.contains(oldName) 16801 && mPackages.containsKey(oldName)) { 16802 // This package is derived from an original package, 16803 // and this device has been updating from that original 16804 // name. We must continue using the original name, so 16805 // rename the new package here. 16806 pkg.setPackageName(oldName); 16807 pkgName = pkg.packageName; 16808 replace = true; 16809 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16810 + oldName + " pkgName=" + pkgName); 16811 } else if (mPackages.containsKey(pkgName)) { 16812 // This package, under its official name, already exists 16813 // on the device; we should replace it. 16814 replace = true; 16815 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16816 } 16817 16818 // Child packages are installed through the parent package 16819 if (pkg.parentPackage != null) { 16820 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16821 "Package " + pkg.packageName + " is child of package " 16822 + pkg.parentPackage.parentPackage + ". Child packages " 16823 + "can be updated only through the parent package."); 16824 return; 16825 } 16826 16827 if (replace) { 16828 // Prevent apps opting out from runtime permissions 16829 PackageParser.Package oldPackage = mPackages.get(pkgName); 16830 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16831 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16832 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16833 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16834 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16835 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16836 + " doesn't support runtime permissions but the old" 16837 + " target SDK " + oldTargetSdk + " does."); 16838 return; 16839 } 16840 // Prevent apps from downgrading their targetSandbox. 16841 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16842 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16843 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16844 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16845 "Package " + pkg.packageName + " new target sandbox " 16846 + newTargetSandbox + " is incompatible with the previous value of" 16847 + oldTargetSandbox + "."); 16848 return; 16849 } 16850 16851 // Prevent installing of child packages 16852 if (oldPackage.parentPackage != null) { 16853 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16854 "Package " + pkg.packageName + " is child of package " 16855 + oldPackage.parentPackage + ". Child packages " 16856 + "can be updated only through the parent package."); 16857 return; 16858 } 16859 } 16860 } 16861 16862 PackageSetting ps = mSettings.mPackages.get(pkgName); 16863 if (ps != null) { 16864 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16865 16866 // Static shared libs have same package with different versions where 16867 // we internally use a synthetic package name to allow multiple versions 16868 // of the same package, therefore we need to compare signatures against 16869 // the package setting for the latest library version. 16870 PackageSetting signatureCheckPs = ps; 16871 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16872 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16873 if (libraryEntry != null) { 16874 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16875 } 16876 } 16877 16878 // Quick sanity check that we're signed correctly if updating; 16879 // we'll check this again later when scanning, but we want to 16880 // bail early here before tripping over redefined permissions. 16881 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16882 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16883 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16884 + pkg.packageName + " upgrade keys do not match the " 16885 + "previously installed version"); 16886 return; 16887 } 16888 } else { 16889 try { 16890 verifySignaturesLP(signatureCheckPs, pkg); 16891 } catch (PackageManagerException e) { 16892 res.setError(e.error, e.getMessage()); 16893 return; 16894 } 16895 } 16896 16897 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16898 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16899 systemApp = (ps.pkg.applicationInfo.flags & 16900 ApplicationInfo.FLAG_SYSTEM) != 0; 16901 } 16902 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16903 } 16904 16905 int N = pkg.permissions.size(); 16906 for (int i = N-1; i >= 0; i--) { 16907 PackageParser.Permission perm = pkg.permissions.get(i); 16908 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16909 16910 // Don't allow anyone but the platform to define ephemeral permissions. 16911 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 16912 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16913 Slog.w(TAG, "Package " + pkg.packageName 16914 + " attempting to delcare ephemeral permission " 16915 + perm.info.name + "; Removing ephemeral."); 16916 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 16917 } 16918 // Check whether the newly-scanned package wants to define an already-defined perm 16919 if (bp != null) { 16920 // If the defining package is signed with our cert, it's okay. This 16921 // also includes the "updating the same package" case, of course. 16922 // "updating same package" could also involve key-rotation. 16923 final boolean sigsOk; 16924 if (bp.sourcePackage.equals(pkg.packageName) 16925 && (bp.packageSetting instanceof PackageSetting) 16926 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16927 scanFlags))) { 16928 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16929 } else { 16930 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16931 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16932 } 16933 if (!sigsOk) { 16934 // If the owning package is the system itself, we log but allow 16935 // install to proceed; we fail the install on all other permission 16936 // redefinitions. 16937 if (!bp.sourcePackage.equals("android")) { 16938 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16939 + pkg.packageName + " attempting to redeclare permission " 16940 + perm.info.name + " already owned by " + bp.sourcePackage); 16941 res.origPermission = perm.info.name; 16942 res.origPackage = bp.sourcePackage; 16943 return; 16944 } else { 16945 Slog.w(TAG, "Package " + pkg.packageName 16946 + " attempting to redeclare system permission " 16947 + perm.info.name + "; ignoring new declaration"); 16948 pkg.permissions.remove(i); 16949 } 16950 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16951 // Prevent apps to change protection level to dangerous from any other 16952 // type as this would allow a privilege escalation where an app adds a 16953 // normal/signature permission in other app's group and later redefines 16954 // it as dangerous leading to the group auto-grant. 16955 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16956 == PermissionInfo.PROTECTION_DANGEROUS) { 16957 if (bp != null && !bp.isRuntime()) { 16958 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16959 + "non-runtime permission " + perm.info.name 16960 + " to runtime; keeping old protection level"); 16961 perm.info.protectionLevel = bp.protectionLevel; 16962 } 16963 } 16964 } 16965 } 16966 } 16967 } 16968 16969 if (systemApp) { 16970 if (onExternal) { 16971 // Abort update; system app can't be replaced with app on sdcard 16972 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16973 "Cannot install updates to system apps on sdcard"); 16974 return; 16975 } else if (instantApp) { 16976 // Abort update; system app can't be replaced with an instant app 16977 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16978 "Cannot update a system app with an instant app"); 16979 return; 16980 } 16981 } 16982 16983 if (args.move != null) { 16984 // We did an in-place move, so dex is ready to roll 16985 scanFlags |= SCAN_NO_DEX; 16986 scanFlags |= SCAN_MOVE; 16987 16988 synchronized (mPackages) { 16989 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16990 if (ps == null) { 16991 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16992 "Missing settings for moved package " + pkgName); 16993 } 16994 16995 // We moved the entire application as-is, so bring over the 16996 // previously derived ABI information. 16997 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16998 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16999 } 17000 17001 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17002 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17003 scanFlags |= SCAN_NO_DEX; 17004 17005 try { 17006 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17007 args.abiOverride : pkg.cpuAbiOverride); 17008 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17009 true /*extractLibs*/, mAppLib32InstallDir); 17010 } catch (PackageManagerException pme) { 17011 Slog.e(TAG, "Error deriving application ABI", pme); 17012 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17013 return; 17014 } 17015 17016 // Shared libraries for the package need to be updated. 17017 synchronized (mPackages) { 17018 try { 17019 updateSharedLibrariesLPr(pkg, null); 17020 } catch (PackageManagerException e) { 17021 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17022 } 17023 } 17024 17025 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17026 // Do not run PackageDexOptimizer through the local performDexOpt 17027 // method because `pkg` may not be in `mPackages` yet. 17028 // 17029 // Also, don't fail application installs if the dexopt step fails. 17030 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17031 null /* instructionSets */, false /* checkProfiles */, 17032 getCompilerFilterForReason(REASON_INSTALL), 17033 getOrCreateCompilerPackageStats(pkg), 17034 mDexManager.isUsedByOtherApps(pkg.packageName)); 17035 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17036 17037 // Notify BackgroundDexOptService that the package has been changed. 17038 // If this is an update of a package which used to fail to compile, 17039 // BDOS will remove it from its blacklist. 17040 // TODO: Layering violation 17041 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17042 } 17043 17044 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17045 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17046 return; 17047 } 17048 17049 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17050 17051 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17052 "installPackageLI")) { 17053 if (replace) { 17054 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17055 // Static libs have a synthetic package name containing the version 17056 // and cannot be updated as an update would get a new package name, 17057 // unless this is the exact same version code which is useful for 17058 // development. 17059 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17060 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17061 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17062 + "static-shared libs cannot be updated"); 17063 return; 17064 } 17065 } 17066 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17067 installerPackageName, res, args.installReason); 17068 } else { 17069 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17070 args.user, installerPackageName, volumeUuid, res, args.installReason); 17071 } 17072 } 17073 17074 synchronized (mPackages) { 17075 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17076 if (ps != null) { 17077 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17078 ps.setUpdateAvailable(false /*updateAvailable*/); 17079 } 17080 17081 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17082 for (int i = 0; i < childCount; i++) { 17083 PackageParser.Package childPkg = pkg.childPackages.get(i); 17084 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17085 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17086 if (childPs != null) { 17087 childRes.newUsers = childPs.queryInstalledUsers( 17088 sUserManager.getUserIds(), true); 17089 } 17090 } 17091 17092 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17093 updateSequenceNumberLP(pkgName, res.newUsers); 17094 updateInstantAppInstallerLocked(pkgName); 17095 } 17096 } 17097 } 17098 17099 private void startIntentFilterVerifications(int userId, boolean replacing, 17100 PackageParser.Package pkg) { 17101 if (mIntentFilterVerifierComponent == null) { 17102 Slog.w(TAG, "No IntentFilter verification will not be done as " 17103 + "there is no IntentFilterVerifier available!"); 17104 return; 17105 } 17106 17107 final int verifierUid = getPackageUid( 17108 mIntentFilterVerifierComponent.getPackageName(), 17109 MATCH_DEBUG_TRIAGED_MISSING, 17110 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17111 17112 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17113 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17114 mHandler.sendMessage(msg); 17115 17116 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17117 for (int i = 0; i < childCount; i++) { 17118 PackageParser.Package childPkg = pkg.childPackages.get(i); 17119 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17120 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17121 mHandler.sendMessage(msg); 17122 } 17123 } 17124 17125 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17126 PackageParser.Package pkg) { 17127 int size = pkg.activities.size(); 17128 if (size == 0) { 17129 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17130 "No activity, so no need to verify any IntentFilter!"); 17131 return; 17132 } 17133 17134 final boolean hasDomainURLs = hasDomainURLs(pkg); 17135 if (!hasDomainURLs) { 17136 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17137 "No domain URLs, so no need to verify any IntentFilter!"); 17138 return; 17139 } 17140 17141 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17142 + " if any IntentFilter from the " + size 17143 + " Activities needs verification ..."); 17144 17145 int count = 0; 17146 final String packageName = pkg.packageName; 17147 17148 synchronized (mPackages) { 17149 // If this is a new install and we see that we've already run verification for this 17150 // package, we have nothing to do: it means the state was restored from backup. 17151 if (!replacing) { 17152 IntentFilterVerificationInfo ivi = 17153 mSettings.getIntentFilterVerificationLPr(packageName); 17154 if (ivi != null) { 17155 if (DEBUG_DOMAIN_VERIFICATION) { 17156 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17157 + ivi.getStatusString()); 17158 } 17159 return; 17160 } 17161 } 17162 17163 // If any filters need to be verified, then all need to be. 17164 boolean needToVerify = false; 17165 for (PackageParser.Activity a : pkg.activities) { 17166 for (ActivityIntentInfo filter : a.intents) { 17167 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17168 if (DEBUG_DOMAIN_VERIFICATION) { 17169 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17170 } 17171 needToVerify = true; 17172 break; 17173 } 17174 } 17175 } 17176 17177 if (needToVerify) { 17178 final int verificationId = mIntentFilterVerificationToken++; 17179 for (PackageParser.Activity a : pkg.activities) { 17180 for (ActivityIntentInfo filter : a.intents) { 17181 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17182 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17183 "Verification needed for IntentFilter:" + filter.toString()); 17184 mIntentFilterVerifier.addOneIntentFilterVerification( 17185 verifierUid, userId, verificationId, filter, packageName); 17186 count++; 17187 } 17188 } 17189 } 17190 } 17191 } 17192 17193 if (count > 0) { 17194 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17195 + " IntentFilter verification" + (count > 1 ? "s" : "") 17196 + " for userId:" + userId); 17197 mIntentFilterVerifier.startVerifications(userId); 17198 } else { 17199 if (DEBUG_DOMAIN_VERIFICATION) { 17200 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17201 } 17202 } 17203 } 17204 17205 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17206 final ComponentName cn = filter.activity.getComponentName(); 17207 final String packageName = cn.getPackageName(); 17208 17209 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17210 packageName); 17211 if (ivi == null) { 17212 return true; 17213 } 17214 int status = ivi.getStatus(); 17215 switch (status) { 17216 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17217 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17218 return true; 17219 17220 default: 17221 // Nothing to do 17222 return false; 17223 } 17224 } 17225 17226 private static boolean isMultiArch(ApplicationInfo info) { 17227 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17228 } 17229 17230 private static boolean isExternal(PackageParser.Package pkg) { 17231 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17232 } 17233 17234 private static boolean isExternal(PackageSetting ps) { 17235 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17236 } 17237 17238 private static boolean isSystemApp(PackageParser.Package pkg) { 17239 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17240 } 17241 17242 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17243 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17244 } 17245 17246 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17247 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17248 } 17249 17250 private static boolean isSystemApp(PackageSetting ps) { 17251 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17252 } 17253 17254 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17255 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17256 } 17257 17258 private int packageFlagsToInstallFlags(PackageSetting ps) { 17259 int installFlags = 0; 17260 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17261 // This existing package was an external ASEC install when we have 17262 // the external flag without a UUID 17263 installFlags |= PackageManager.INSTALL_EXTERNAL; 17264 } 17265 if (ps.isForwardLocked()) { 17266 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17267 } 17268 return installFlags; 17269 } 17270 17271 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17272 if (isExternal(pkg)) { 17273 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17274 return StorageManager.UUID_PRIMARY_PHYSICAL; 17275 } else { 17276 return pkg.volumeUuid; 17277 } 17278 } else { 17279 return StorageManager.UUID_PRIVATE_INTERNAL; 17280 } 17281 } 17282 17283 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17284 if (isExternal(pkg)) { 17285 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17286 return mSettings.getExternalVersion(); 17287 } else { 17288 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17289 } 17290 } else { 17291 return mSettings.getInternalVersion(); 17292 } 17293 } 17294 17295 private void deleteTempPackageFiles() { 17296 final FilenameFilter filter = new FilenameFilter() { 17297 public boolean accept(File dir, String name) { 17298 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17299 } 17300 }; 17301 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17302 file.delete(); 17303 } 17304 } 17305 17306 @Override 17307 public void deletePackageAsUser(String packageName, int versionCode, 17308 IPackageDeleteObserver observer, int userId, int flags) { 17309 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17310 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17311 } 17312 17313 @Override 17314 public void deletePackageVersioned(VersionedPackage versionedPackage, 17315 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17316 mContext.enforceCallingOrSelfPermission( 17317 android.Manifest.permission.DELETE_PACKAGES, null); 17318 Preconditions.checkNotNull(versionedPackage); 17319 Preconditions.checkNotNull(observer); 17320 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17321 PackageManager.VERSION_CODE_HIGHEST, 17322 Integer.MAX_VALUE, "versionCode must be >= -1"); 17323 17324 final String packageName = versionedPackage.getPackageName(); 17325 // TODO: We will change version code to long, so in the new API it is long 17326 final int versionCode = (int) versionedPackage.getVersionCode(); 17327 final String internalPackageName; 17328 synchronized (mPackages) { 17329 // Normalize package name to handle renamed packages and static libs 17330 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17331 // TODO: We will change version code to long, so in the new API it is long 17332 (int) versionedPackage.getVersionCode()); 17333 } 17334 17335 final int uid = Binder.getCallingUid(); 17336 if (!isOrphaned(internalPackageName) 17337 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17338 try { 17339 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17340 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17341 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17342 observer.onUserActionRequired(intent); 17343 } catch (RemoteException re) { 17344 } 17345 return; 17346 } 17347 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17348 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17349 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17350 mContext.enforceCallingOrSelfPermission( 17351 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17352 "deletePackage for user " + userId); 17353 } 17354 17355 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17356 try { 17357 observer.onPackageDeleted(packageName, 17358 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17359 } catch (RemoteException re) { 17360 } 17361 return; 17362 } 17363 17364 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17365 try { 17366 observer.onPackageDeleted(packageName, 17367 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17368 } catch (RemoteException re) { 17369 } 17370 return; 17371 } 17372 17373 if (DEBUG_REMOVE) { 17374 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17375 + " deleteAllUsers: " + deleteAllUsers + " version=" 17376 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17377 ? "VERSION_CODE_HIGHEST" : versionCode)); 17378 } 17379 // Queue up an async operation since the package deletion may take a little while. 17380 mHandler.post(new Runnable() { 17381 public void run() { 17382 mHandler.removeCallbacks(this); 17383 int returnCode; 17384 if (!deleteAllUsers) { 17385 returnCode = deletePackageX(internalPackageName, versionCode, 17386 userId, deleteFlags); 17387 } else { 17388 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17389 internalPackageName, users); 17390 // If nobody is blocking uninstall, proceed with delete for all users 17391 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17392 returnCode = deletePackageX(internalPackageName, versionCode, 17393 userId, deleteFlags); 17394 } else { 17395 // Otherwise uninstall individually for users with blockUninstalls=false 17396 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17397 for (int userId : users) { 17398 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17399 returnCode = deletePackageX(internalPackageName, versionCode, 17400 userId, userFlags); 17401 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17402 Slog.w(TAG, "Package delete failed for user " + userId 17403 + ", returnCode " + returnCode); 17404 } 17405 } 17406 } 17407 // The app has only been marked uninstalled for certain users. 17408 // We still need to report that delete was blocked 17409 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17410 } 17411 } 17412 try { 17413 observer.onPackageDeleted(packageName, returnCode, null); 17414 } catch (RemoteException e) { 17415 Log.i(TAG, "Observer no longer exists."); 17416 } //end catch 17417 } //end run 17418 }); 17419 } 17420 17421 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17422 if (pkg.staticSharedLibName != null) { 17423 return pkg.manifestPackageName; 17424 } 17425 return pkg.packageName; 17426 } 17427 17428 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17429 // Handle renamed packages 17430 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17431 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17432 17433 // Is this a static library? 17434 SparseArray<SharedLibraryEntry> versionedLib = 17435 mStaticLibsByDeclaringPackage.get(packageName); 17436 if (versionedLib == null || versionedLib.size() <= 0) { 17437 return packageName; 17438 } 17439 17440 // Figure out which lib versions the caller can see 17441 SparseIntArray versionsCallerCanSee = null; 17442 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17443 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17444 && callingAppId != Process.ROOT_UID) { 17445 versionsCallerCanSee = new SparseIntArray(); 17446 String libName = versionedLib.valueAt(0).info.getName(); 17447 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17448 if (uidPackages != null) { 17449 for (String uidPackage : uidPackages) { 17450 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17451 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17452 if (libIdx >= 0) { 17453 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17454 versionsCallerCanSee.append(libVersion, libVersion); 17455 } 17456 } 17457 } 17458 } 17459 17460 // Caller can see nothing - done 17461 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17462 return packageName; 17463 } 17464 17465 // Find the version the caller can see and the app version code 17466 SharedLibraryEntry highestVersion = null; 17467 final int versionCount = versionedLib.size(); 17468 for (int i = 0; i < versionCount; i++) { 17469 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17470 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17471 libEntry.info.getVersion()) < 0) { 17472 continue; 17473 } 17474 // TODO: We will change version code to long, so in the new API it is long 17475 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17476 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17477 if (libVersionCode == versionCode) { 17478 return libEntry.apk; 17479 } 17480 } else if (highestVersion == null) { 17481 highestVersion = libEntry; 17482 } else if (libVersionCode > highestVersion.info 17483 .getDeclaringPackage().getVersionCode()) { 17484 highestVersion = libEntry; 17485 } 17486 } 17487 17488 if (highestVersion != null) { 17489 return highestVersion.apk; 17490 } 17491 17492 return packageName; 17493 } 17494 17495 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17496 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17497 || callingUid == Process.SYSTEM_UID) { 17498 return true; 17499 } 17500 final int callingUserId = UserHandle.getUserId(callingUid); 17501 // If the caller installed the pkgName, then allow it to silently uninstall. 17502 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17503 return true; 17504 } 17505 17506 // Allow package verifier to silently uninstall. 17507 if (mRequiredVerifierPackage != null && 17508 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17509 return true; 17510 } 17511 17512 // Allow package uninstaller to silently uninstall. 17513 if (mRequiredUninstallerPackage != null && 17514 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17515 return true; 17516 } 17517 17518 // Allow storage manager to silently uninstall. 17519 if (mStorageManagerPackage != null && 17520 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17521 return true; 17522 } 17523 return false; 17524 } 17525 17526 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17527 int[] result = EMPTY_INT_ARRAY; 17528 for (int userId : userIds) { 17529 if (getBlockUninstallForUser(packageName, userId)) { 17530 result = ArrayUtils.appendInt(result, userId); 17531 } 17532 } 17533 return result; 17534 } 17535 17536 @Override 17537 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17538 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17539 } 17540 17541 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17542 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17543 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17544 try { 17545 if (dpm != null) { 17546 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17547 /* callingUserOnly =*/ false); 17548 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17549 : deviceOwnerComponentName.getPackageName(); 17550 // Does the package contains the device owner? 17551 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17552 // this check is probably not needed, since DO should be registered as a device 17553 // admin on some user too. (Original bug for this: b/17657954) 17554 if (packageName.equals(deviceOwnerPackageName)) { 17555 return true; 17556 } 17557 // Does it contain a device admin for any user? 17558 int[] users; 17559 if (userId == UserHandle.USER_ALL) { 17560 users = sUserManager.getUserIds(); 17561 } else { 17562 users = new int[]{userId}; 17563 } 17564 for (int i = 0; i < users.length; ++i) { 17565 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17566 return true; 17567 } 17568 } 17569 } 17570 } catch (RemoteException e) { 17571 } 17572 return false; 17573 } 17574 17575 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17576 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17577 } 17578 17579 /** 17580 * This method is an internal method that could be get invoked either 17581 * to delete an installed package or to clean up a failed installation. 17582 * After deleting an installed package, a broadcast is sent to notify any 17583 * listeners that the package has been removed. For cleaning up a failed 17584 * installation, the broadcast is not necessary since the package's 17585 * installation wouldn't have sent the initial broadcast either 17586 * The key steps in deleting a package are 17587 * deleting the package information in internal structures like mPackages, 17588 * deleting the packages base directories through installd 17589 * updating mSettings to reflect current status 17590 * persisting settings for later use 17591 * sending a broadcast if necessary 17592 */ 17593 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17594 final PackageRemovedInfo info = new PackageRemovedInfo(); 17595 final boolean res; 17596 17597 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17598 ? UserHandle.USER_ALL : userId; 17599 17600 if (isPackageDeviceAdmin(packageName, removeUser)) { 17601 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17602 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17603 } 17604 17605 PackageSetting uninstalledPs = null; 17606 PackageParser.Package pkg = null; 17607 17608 // for the uninstall-updates case and restricted profiles, remember the per- 17609 // user handle installed state 17610 int[] allUsers; 17611 synchronized (mPackages) { 17612 uninstalledPs = mSettings.mPackages.get(packageName); 17613 if (uninstalledPs == null) { 17614 Slog.w(TAG, "Not removing non-existent package " + packageName); 17615 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17616 } 17617 17618 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17619 && uninstalledPs.versionCode != versionCode) { 17620 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17621 + uninstalledPs.versionCode + " != " + versionCode); 17622 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17623 } 17624 17625 // Static shared libs can be declared by any package, so let us not 17626 // allow removing a package if it provides a lib others depend on. 17627 pkg = mPackages.get(packageName); 17628 if (pkg != null && pkg.staticSharedLibName != null) { 17629 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17630 pkg.staticSharedLibVersion); 17631 if (libEntry != null) { 17632 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17633 libEntry.info, 0, userId); 17634 if (!ArrayUtils.isEmpty(libClientPackages)) { 17635 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17636 + " hosting lib " + libEntry.info.getName() + " version " 17637 + libEntry.info.getVersion() + " used by " + libClientPackages); 17638 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17639 } 17640 } 17641 } 17642 17643 allUsers = sUserManager.getUserIds(); 17644 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17645 } 17646 17647 final int freezeUser; 17648 if (isUpdatedSystemApp(uninstalledPs) 17649 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17650 // We're downgrading a system app, which will apply to all users, so 17651 // freeze them all during the downgrade 17652 freezeUser = UserHandle.USER_ALL; 17653 } else { 17654 freezeUser = removeUser; 17655 } 17656 17657 synchronized (mInstallLock) { 17658 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17659 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17660 deleteFlags, "deletePackageX")) { 17661 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17662 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17663 } 17664 synchronized (mPackages) { 17665 if (res) { 17666 if (pkg != null) { 17667 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17668 } 17669 updateSequenceNumberLP(packageName, info.removedUsers); 17670 updateInstantAppInstallerLocked(packageName); 17671 } 17672 } 17673 } 17674 17675 if (res) { 17676 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17677 info.sendPackageRemovedBroadcasts(killApp); 17678 info.sendSystemPackageUpdatedBroadcasts(); 17679 info.sendSystemPackageAppearedBroadcasts(); 17680 } 17681 // Force a gc here. 17682 Runtime.getRuntime().gc(); 17683 // Delete the resources here after sending the broadcast to let 17684 // other processes clean up before deleting resources. 17685 if (info.args != null) { 17686 synchronized (mInstallLock) { 17687 info.args.doPostDeleteLI(true); 17688 } 17689 } 17690 17691 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17692 } 17693 17694 class PackageRemovedInfo { 17695 String removedPackage; 17696 int uid = -1; 17697 int removedAppId = -1; 17698 int[] origUsers; 17699 int[] removedUsers = null; 17700 int[] broadcastUsers = null; 17701 SparseArray<Integer> installReasons; 17702 boolean isRemovedPackageSystemUpdate = false; 17703 boolean isUpdate; 17704 boolean dataRemoved; 17705 boolean removedForAllUsers; 17706 boolean isStaticSharedLib; 17707 // Clean up resources deleted packages. 17708 InstallArgs args = null; 17709 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17710 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17711 17712 void sendPackageRemovedBroadcasts(boolean killApp) { 17713 sendPackageRemovedBroadcastInternal(killApp); 17714 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17715 for (int i = 0; i < childCount; i++) { 17716 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17717 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17718 } 17719 } 17720 17721 void sendSystemPackageUpdatedBroadcasts() { 17722 if (isRemovedPackageSystemUpdate) { 17723 sendSystemPackageUpdatedBroadcastsInternal(); 17724 final int childCount = (removedChildPackages != null) 17725 ? removedChildPackages.size() : 0; 17726 for (int i = 0; i < childCount; i++) { 17727 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17728 if (childInfo.isRemovedPackageSystemUpdate) { 17729 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17730 } 17731 } 17732 } 17733 } 17734 17735 void sendSystemPackageAppearedBroadcasts() { 17736 final int packageCount = (appearedChildPackages != null) 17737 ? appearedChildPackages.size() : 0; 17738 for (int i = 0; i < packageCount; i++) { 17739 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17740 sendPackageAddedForNewUsers(installedInfo.name, true, 17741 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17742 } 17743 } 17744 17745 private void sendSystemPackageUpdatedBroadcastsInternal() { 17746 Bundle extras = new Bundle(2); 17747 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17748 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17749 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17750 extras, 0, null, null, null); 17751 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17752 extras, 0, null, null, null); 17753 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17754 null, 0, removedPackage, null, null); 17755 } 17756 17757 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17758 // Don't send static shared library removal broadcasts as these 17759 // libs are visible only the the apps that depend on them an one 17760 // cannot remove the library if it has a dependency. 17761 if (isStaticSharedLib) { 17762 return; 17763 } 17764 Bundle extras = new Bundle(2); 17765 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17766 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17767 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17768 if (isUpdate || isRemovedPackageSystemUpdate) { 17769 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17770 } 17771 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17772 if (removedPackage != null) { 17773 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17774 extras, 0, null, null, broadcastUsers); 17775 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17776 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17777 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17778 null, null, broadcastUsers); 17779 } 17780 } 17781 if (removedAppId >= 0) { 17782 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17783 broadcastUsers); 17784 } 17785 } 17786 } 17787 17788 /* 17789 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17790 * flag is not set, the data directory is removed as well. 17791 * make sure this flag is set for partially installed apps. If not its meaningless to 17792 * delete a partially installed application. 17793 */ 17794 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17795 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17796 String packageName = ps.name; 17797 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17798 // Retrieve object to delete permissions for shared user later on 17799 final PackageParser.Package deletedPkg; 17800 final PackageSetting deletedPs; 17801 // reader 17802 synchronized (mPackages) { 17803 deletedPkg = mPackages.get(packageName); 17804 deletedPs = mSettings.mPackages.get(packageName); 17805 if (outInfo != null) { 17806 outInfo.removedPackage = packageName; 17807 outInfo.isStaticSharedLib = deletedPkg != null 17808 && deletedPkg.staticSharedLibName != null; 17809 outInfo.removedUsers = deletedPs != null 17810 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17811 : null; 17812 if (outInfo.removedUsers == null) { 17813 outInfo.broadcastUsers = null; 17814 } else { 17815 outInfo.broadcastUsers = EMPTY_INT_ARRAY; 17816 int[] allUsers = outInfo.removedUsers; 17817 for (int i = allUsers.length - 1; i >= 0; --i) { 17818 final int userId = allUsers[i]; 17819 if (deletedPs.getInstantApp(userId)) { 17820 continue; 17821 } 17822 outInfo.broadcastUsers = 17823 ArrayUtils.appendInt(outInfo.broadcastUsers, userId); 17824 } 17825 } 17826 } 17827 } 17828 17829 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17830 17831 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17832 final PackageParser.Package resolvedPkg; 17833 if (deletedPkg != null) { 17834 resolvedPkg = deletedPkg; 17835 } else { 17836 // We don't have a parsed package when it lives on an ejected 17837 // adopted storage device, so fake something together 17838 resolvedPkg = new PackageParser.Package(ps.name); 17839 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17840 } 17841 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17842 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17843 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17844 if (outInfo != null) { 17845 outInfo.dataRemoved = true; 17846 } 17847 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17848 } 17849 17850 int removedAppId = -1; 17851 17852 // writer 17853 synchronized (mPackages) { 17854 boolean installedStateChanged = false; 17855 if (deletedPs != null) { 17856 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17857 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17858 clearDefaultBrowserIfNeeded(packageName); 17859 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17860 removedAppId = mSettings.removePackageLPw(packageName); 17861 if (outInfo != null) { 17862 outInfo.removedAppId = removedAppId; 17863 } 17864 updatePermissionsLPw(deletedPs.name, null, 0); 17865 if (deletedPs.sharedUser != null) { 17866 // Remove permissions associated with package. Since runtime 17867 // permissions are per user we have to kill the removed package 17868 // or packages running under the shared user of the removed 17869 // package if revoking the permissions requested only by the removed 17870 // package is successful and this causes a change in gids. 17871 for (int userId : UserManagerService.getInstance().getUserIds()) { 17872 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17873 userId); 17874 if (userIdToKill == UserHandle.USER_ALL 17875 || userIdToKill >= UserHandle.USER_SYSTEM) { 17876 // If gids changed for this user, kill all affected packages. 17877 mHandler.post(new Runnable() { 17878 @Override 17879 public void run() { 17880 // This has to happen with no lock held. 17881 killApplication(deletedPs.name, deletedPs.appId, 17882 KILL_APP_REASON_GIDS_CHANGED); 17883 } 17884 }); 17885 break; 17886 } 17887 } 17888 } 17889 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17890 } 17891 // make sure to preserve per-user disabled state if this removal was just 17892 // a downgrade of a system app to the factory package 17893 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17894 if (DEBUG_REMOVE) { 17895 Slog.d(TAG, "Propagating install state across downgrade"); 17896 } 17897 for (int userId : allUserHandles) { 17898 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17899 if (DEBUG_REMOVE) { 17900 Slog.d(TAG, " user " + userId + " => " + installed); 17901 } 17902 if (installed != ps.getInstalled(userId)) { 17903 installedStateChanged = true; 17904 } 17905 ps.setInstalled(installed, userId); 17906 } 17907 } 17908 } 17909 // can downgrade to reader 17910 if (writeSettings) { 17911 // Save settings now 17912 mSettings.writeLPr(); 17913 } 17914 if (installedStateChanged) { 17915 mSettings.writeKernelMappingLPr(ps); 17916 } 17917 } 17918 if (removedAppId != -1) { 17919 // A user ID was deleted here. Go through all users and remove it 17920 // from KeyStore. 17921 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17922 } 17923 } 17924 17925 static boolean locationIsPrivileged(File path) { 17926 try { 17927 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17928 .getCanonicalPath(); 17929 return path.getCanonicalPath().startsWith(privilegedAppDir); 17930 } catch (IOException e) { 17931 Slog.e(TAG, "Unable to access code path " + path); 17932 } 17933 return false; 17934 } 17935 17936 /* 17937 * Tries to delete system package. 17938 */ 17939 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17940 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17941 boolean writeSettings) { 17942 if (deletedPs.parentPackageName != null) { 17943 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17944 return false; 17945 } 17946 17947 final boolean applyUserRestrictions 17948 = (allUserHandles != null) && (outInfo.origUsers != null); 17949 final PackageSetting disabledPs; 17950 // Confirm if the system package has been updated 17951 // An updated system app can be deleted. This will also have to restore 17952 // the system pkg from system partition 17953 // reader 17954 synchronized (mPackages) { 17955 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17956 } 17957 17958 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17959 + " disabledPs=" + disabledPs); 17960 17961 if (disabledPs == null) { 17962 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17963 return false; 17964 } else if (DEBUG_REMOVE) { 17965 Slog.d(TAG, "Deleting system pkg from data partition"); 17966 } 17967 17968 if (DEBUG_REMOVE) { 17969 if (applyUserRestrictions) { 17970 Slog.d(TAG, "Remembering install states:"); 17971 for (int userId : allUserHandles) { 17972 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17973 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17974 } 17975 } 17976 } 17977 17978 // Delete the updated package 17979 outInfo.isRemovedPackageSystemUpdate = true; 17980 if (outInfo.removedChildPackages != null) { 17981 final int childCount = (deletedPs.childPackageNames != null) 17982 ? deletedPs.childPackageNames.size() : 0; 17983 for (int i = 0; i < childCount; i++) { 17984 String childPackageName = deletedPs.childPackageNames.get(i); 17985 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17986 .contains(childPackageName)) { 17987 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17988 childPackageName); 17989 if (childInfo != null) { 17990 childInfo.isRemovedPackageSystemUpdate = true; 17991 } 17992 } 17993 } 17994 } 17995 17996 if (disabledPs.versionCode < deletedPs.versionCode) { 17997 // Delete data for downgrades 17998 flags &= ~PackageManager.DELETE_KEEP_DATA; 17999 } else { 18000 // Preserve data by setting flag 18001 flags |= PackageManager.DELETE_KEEP_DATA; 18002 } 18003 18004 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18005 outInfo, writeSettings, disabledPs.pkg); 18006 if (!ret) { 18007 return false; 18008 } 18009 18010 // writer 18011 synchronized (mPackages) { 18012 // Reinstate the old system package 18013 enableSystemPackageLPw(disabledPs.pkg); 18014 // Remove any native libraries from the upgraded package. 18015 removeNativeBinariesLI(deletedPs); 18016 } 18017 18018 // Install the system package 18019 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18020 int parseFlags = mDefParseFlags 18021 | PackageParser.PARSE_MUST_BE_APK 18022 | PackageParser.PARSE_IS_SYSTEM 18023 | PackageParser.PARSE_IS_SYSTEM_DIR; 18024 if (locationIsPrivileged(disabledPs.codePath)) { 18025 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18026 } 18027 18028 final PackageParser.Package newPkg; 18029 try { 18030 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 18031 0 /* currentTime */, null); 18032 } catch (PackageManagerException e) { 18033 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18034 + e.getMessage()); 18035 return false; 18036 } 18037 18038 try { 18039 // update shared libraries for the newly re-installed system package 18040 updateSharedLibrariesLPr(newPkg, null); 18041 } catch (PackageManagerException e) { 18042 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18043 } 18044 18045 prepareAppDataAfterInstallLIF(newPkg); 18046 18047 // writer 18048 synchronized (mPackages) { 18049 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18050 18051 // Propagate the permissions state as we do not want to drop on the floor 18052 // runtime permissions. The update permissions method below will take 18053 // care of removing obsolete permissions and grant install permissions. 18054 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 18055 updatePermissionsLPw(newPkg.packageName, newPkg, 18056 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18057 18058 if (applyUserRestrictions) { 18059 boolean installedStateChanged = false; 18060 if (DEBUG_REMOVE) { 18061 Slog.d(TAG, "Propagating install state across reinstall"); 18062 } 18063 for (int userId : allUserHandles) { 18064 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18065 if (DEBUG_REMOVE) { 18066 Slog.d(TAG, " user " + userId + " => " + installed); 18067 } 18068 if (installed != ps.getInstalled(userId)) { 18069 installedStateChanged = true; 18070 } 18071 ps.setInstalled(installed, userId); 18072 18073 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18074 } 18075 // Regardless of writeSettings we need to ensure that this restriction 18076 // state propagation is persisted 18077 mSettings.writeAllUsersPackageRestrictionsLPr(); 18078 if (installedStateChanged) { 18079 mSettings.writeKernelMappingLPr(ps); 18080 } 18081 } 18082 // can downgrade to reader here 18083 if (writeSettings) { 18084 mSettings.writeLPr(); 18085 } 18086 } 18087 return true; 18088 } 18089 18090 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18091 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18092 PackageRemovedInfo outInfo, boolean writeSettings, 18093 PackageParser.Package replacingPackage) { 18094 synchronized (mPackages) { 18095 if (outInfo != null) { 18096 outInfo.uid = ps.appId; 18097 } 18098 18099 if (outInfo != null && outInfo.removedChildPackages != null) { 18100 final int childCount = (ps.childPackageNames != null) 18101 ? ps.childPackageNames.size() : 0; 18102 for (int i = 0; i < childCount; i++) { 18103 String childPackageName = ps.childPackageNames.get(i); 18104 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18105 if (childPs == null) { 18106 return false; 18107 } 18108 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18109 childPackageName); 18110 if (childInfo != null) { 18111 childInfo.uid = childPs.appId; 18112 } 18113 } 18114 } 18115 } 18116 18117 // Delete package data from internal structures and also remove data if flag is set 18118 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18119 18120 // Delete the child packages data 18121 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18122 for (int i = 0; i < childCount; i++) { 18123 PackageSetting childPs; 18124 synchronized (mPackages) { 18125 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18126 } 18127 if (childPs != null) { 18128 PackageRemovedInfo childOutInfo = (outInfo != null 18129 && outInfo.removedChildPackages != null) 18130 ? outInfo.removedChildPackages.get(childPs.name) : null; 18131 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18132 && (replacingPackage != null 18133 && !replacingPackage.hasChildPackage(childPs.name)) 18134 ? flags & ~DELETE_KEEP_DATA : flags; 18135 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18136 deleteFlags, writeSettings); 18137 } 18138 } 18139 18140 // Delete application code and resources only for parent packages 18141 if (ps.parentPackageName == null) { 18142 if (deleteCodeAndResources && (outInfo != null)) { 18143 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18144 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18145 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18146 } 18147 } 18148 18149 return true; 18150 } 18151 18152 @Override 18153 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18154 int userId) { 18155 mContext.enforceCallingOrSelfPermission( 18156 android.Manifest.permission.DELETE_PACKAGES, null); 18157 synchronized (mPackages) { 18158 PackageSetting ps = mSettings.mPackages.get(packageName); 18159 if (ps == null) { 18160 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18161 return false; 18162 } 18163 // Cannot block uninstall of static shared libs as they are 18164 // considered a part of the using app (emulating static linking). 18165 // Also static libs are installed always on internal storage. 18166 PackageParser.Package pkg = mPackages.get(packageName); 18167 if (pkg != null && pkg.staticSharedLibName != null) { 18168 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18169 + " providing static shared library: " + pkg.staticSharedLibName); 18170 return false; 18171 } 18172 if (!ps.getInstalled(userId)) { 18173 // Can't block uninstall for an app that is not installed or enabled. 18174 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18175 return false; 18176 } 18177 ps.setBlockUninstall(blockUninstall, userId); 18178 mSettings.writePackageRestrictionsLPr(userId); 18179 } 18180 return true; 18181 } 18182 18183 @Override 18184 public boolean getBlockUninstallForUser(String packageName, int userId) { 18185 synchronized (mPackages) { 18186 PackageSetting ps = mSettings.mPackages.get(packageName); 18187 if (ps == null) { 18188 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18189 return false; 18190 } 18191 return ps.getBlockUninstall(userId); 18192 } 18193 } 18194 18195 @Override 18196 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18197 int callingUid = Binder.getCallingUid(); 18198 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18199 throw new SecurityException( 18200 "setRequiredForSystemUser can only be run by the system or root"); 18201 } 18202 synchronized (mPackages) { 18203 PackageSetting ps = mSettings.mPackages.get(packageName); 18204 if (ps == null) { 18205 Log.w(TAG, "Package doesn't exist: " + packageName); 18206 return false; 18207 } 18208 if (systemUserApp) { 18209 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18210 } else { 18211 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18212 } 18213 mSettings.writeLPr(); 18214 } 18215 return true; 18216 } 18217 18218 /* 18219 * This method handles package deletion in general 18220 */ 18221 private boolean deletePackageLIF(String packageName, UserHandle user, 18222 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18223 PackageRemovedInfo outInfo, boolean writeSettings, 18224 PackageParser.Package replacingPackage) { 18225 if (packageName == null) { 18226 Slog.w(TAG, "Attempt to delete null packageName."); 18227 return false; 18228 } 18229 18230 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18231 18232 PackageSetting ps; 18233 synchronized (mPackages) { 18234 ps = mSettings.mPackages.get(packageName); 18235 if (ps == null) { 18236 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18237 return false; 18238 } 18239 18240 if (ps.parentPackageName != null && (!isSystemApp(ps) 18241 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18242 if (DEBUG_REMOVE) { 18243 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18244 + ((user == null) ? UserHandle.USER_ALL : user)); 18245 } 18246 final int removedUserId = (user != null) ? user.getIdentifier() 18247 : UserHandle.USER_ALL; 18248 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18249 return false; 18250 } 18251 markPackageUninstalledForUserLPw(ps, user); 18252 scheduleWritePackageRestrictionsLocked(user); 18253 return true; 18254 } 18255 } 18256 18257 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18258 && user.getIdentifier() != UserHandle.USER_ALL)) { 18259 // The caller is asking that the package only be deleted for a single 18260 // user. To do this, we just mark its uninstalled state and delete 18261 // its data. If this is a system app, we only allow this to happen if 18262 // they have set the special DELETE_SYSTEM_APP which requests different 18263 // semantics than normal for uninstalling system apps. 18264 markPackageUninstalledForUserLPw(ps, user); 18265 18266 if (!isSystemApp(ps)) { 18267 // Do not uninstall the APK if an app should be cached 18268 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18269 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18270 // Other user still have this package installed, so all 18271 // we need to do is clear this user's data and save that 18272 // it is uninstalled. 18273 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18274 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18275 return false; 18276 } 18277 scheduleWritePackageRestrictionsLocked(user); 18278 return true; 18279 } else { 18280 // We need to set it back to 'installed' so the uninstall 18281 // broadcasts will be sent correctly. 18282 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18283 ps.setInstalled(true, user.getIdentifier()); 18284 mSettings.writeKernelMappingLPr(ps); 18285 } 18286 } else { 18287 // This is a system app, so we assume that the 18288 // other users still have this package installed, so all 18289 // we need to do is clear this user's data and save that 18290 // it is uninstalled. 18291 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18292 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18293 return false; 18294 } 18295 scheduleWritePackageRestrictionsLocked(user); 18296 return true; 18297 } 18298 } 18299 18300 // If we are deleting a composite package for all users, keep track 18301 // of result for each child. 18302 if (ps.childPackageNames != null && outInfo != null) { 18303 synchronized (mPackages) { 18304 final int childCount = ps.childPackageNames.size(); 18305 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18306 for (int i = 0; i < childCount; i++) { 18307 String childPackageName = ps.childPackageNames.get(i); 18308 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18309 childInfo.removedPackage = childPackageName; 18310 outInfo.removedChildPackages.put(childPackageName, childInfo); 18311 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18312 if (childPs != null) { 18313 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18314 } 18315 } 18316 } 18317 } 18318 18319 boolean ret = false; 18320 if (isSystemApp(ps)) { 18321 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18322 // When an updated system application is deleted we delete the existing resources 18323 // as well and fall back to existing code in system partition 18324 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18325 } else { 18326 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18327 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18328 outInfo, writeSettings, replacingPackage); 18329 } 18330 18331 // Take a note whether we deleted the package for all users 18332 if (outInfo != null) { 18333 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18334 if (outInfo.removedChildPackages != null) { 18335 synchronized (mPackages) { 18336 final int childCount = outInfo.removedChildPackages.size(); 18337 for (int i = 0; i < childCount; i++) { 18338 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18339 if (childInfo != null) { 18340 childInfo.removedForAllUsers = mPackages.get( 18341 childInfo.removedPackage) == null; 18342 } 18343 } 18344 } 18345 } 18346 // If we uninstalled an update to a system app there may be some 18347 // child packages that appeared as they are declared in the system 18348 // app but were not declared in the update. 18349 if (isSystemApp(ps)) { 18350 synchronized (mPackages) { 18351 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18352 final int childCount = (updatedPs.childPackageNames != null) 18353 ? updatedPs.childPackageNames.size() : 0; 18354 for (int i = 0; i < childCount; i++) { 18355 String childPackageName = updatedPs.childPackageNames.get(i); 18356 if (outInfo.removedChildPackages == null 18357 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18358 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18359 if (childPs == null) { 18360 continue; 18361 } 18362 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18363 installRes.name = childPackageName; 18364 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18365 installRes.pkg = mPackages.get(childPackageName); 18366 installRes.uid = childPs.pkg.applicationInfo.uid; 18367 if (outInfo.appearedChildPackages == null) { 18368 outInfo.appearedChildPackages = new ArrayMap<>(); 18369 } 18370 outInfo.appearedChildPackages.put(childPackageName, installRes); 18371 } 18372 } 18373 } 18374 } 18375 } 18376 18377 return ret; 18378 } 18379 18380 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18381 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18382 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18383 for (int nextUserId : userIds) { 18384 if (DEBUG_REMOVE) { 18385 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18386 } 18387 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18388 false /*installed*/, 18389 true /*stopped*/, 18390 true /*notLaunched*/, 18391 false /*hidden*/, 18392 false /*suspended*/, 18393 false /*instantApp*/, 18394 null /*lastDisableAppCaller*/, 18395 null /*enabledComponents*/, 18396 null /*disabledComponents*/, 18397 false /*blockUninstall*/, 18398 ps.readUserState(nextUserId).domainVerificationStatus, 18399 0, PackageManager.INSTALL_REASON_UNKNOWN); 18400 } 18401 mSettings.writeKernelMappingLPr(ps); 18402 } 18403 18404 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18405 PackageRemovedInfo outInfo) { 18406 final PackageParser.Package pkg; 18407 synchronized (mPackages) { 18408 pkg = mPackages.get(ps.name); 18409 } 18410 18411 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18412 : new int[] {userId}; 18413 for (int nextUserId : userIds) { 18414 if (DEBUG_REMOVE) { 18415 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18416 + nextUserId); 18417 } 18418 18419 destroyAppDataLIF(pkg, userId, 18420 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18421 destroyAppProfilesLIF(pkg, userId); 18422 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18423 schedulePackageCleaning(ps.name, nextUserId, false); 18424 synchronized (mPackages) { 18425 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18426 scheduleWritePackageRestrictionsLocked(nextUserId); 18427 } 18428 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18429 } 18430 } 18431 18432 if (outInfo != null) { 18433 outInfo.removedPackage = ps.name; 18434 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18435 outInfo.removedAppId = ps.appId; 18436 outInfo.removedUsers = userIds; 18437 outInfo.broadcastUsers = userIds; 18438 } 18439 18440 return true; 18441 } 18442 18443 private final class ClearStorageConnection implements ServiceConnection { 18444 IMediaContainerService mContainerService; 18445 18446 @Override 18447 public void onServiceConnected(ComponentName name, IBinder service) { 18448 synchronized (this) { 18449 mContainerService = IMediaContainerService.Stub 18450 .asInterface(Binder.allowBlocking(service)); 18451 notifyAll(); 18452 } 18453 } 18454 18455 @Override 18456 public void onServiceDisconnected(ComponentName name) { 18457 } 18458 } 18459 18460 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18461 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18462 18463 final boolean mounted; 18464 if (Environment.isExternalStorageEmulated()) { 18465 mounted = true; 18466 } else { 18467 final String status = Environment.getExternalStorageState(); 18468 18469 mounted = status.equals(Environment.MEDIA_MOUNTED) 18470 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18471 } 18472 18473 if (!mounted) { 18474 return; 18475 } 18476 18477 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18478 int[] users; 18479 if (userId == UserHandle.USER_ALL) { 18480 users = sUserManager.getUserIds(); 18481 } else { 18482 users = new int[] { userId }; 18483 } 18484 final ClearStorageConnection conn = new ClearStorageConnection(); 18485 if (mContext.bindServiceAsUser( 18486 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18487 try { 18488 for (int curUser : users) { 18489 long timeout = SystemClock.uptimeMillis() + 5000; 18490 synchronized (conn) { 18491 long now; 18492 while (conn.mContainerService == null && 18493 (now = SystemClock.uptimeMillis()) < timeout) { 18494 try { 18495 conn.wait(timeout - now); 18496 } catch (InterruptedException e) { 18497 } 18498 } 18499 } 18500 if (conn.mContainerService == null) { 18501 return; 18502 } 18503 18504 final UserEnvironment userEnv = new UserEnvironment(curUser); 18505 clearDirectory(conn.mContainerService, 18506 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18507 if (allData) { 18508 clearDirectory(conn.mContainerService, 18509 userEnv.buildExternalStorageAppDataDirs(packageName)); 18510 clearDirectory(conn.mContainerService, 18511 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18512 } 18513 } 18514 } finally { 18515 mContext.unbindService(conn); 18516 } 18517 } 18518 } 18519 18520 @Override 18521 public void clearApplicationProfileData(String packageName) { 18522 enforceSystemOrRoot("Only the system can clear all profile data"); 18523 18524 final PackageParser.Package pkg; 18525 synchronized (mPackages) { 18526 pkg = mPackages.get(packageName); 18527 } 18528 18529 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18530 synchronized (mInstallLock) { 18531 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18532 } 18533 } 18534 } 18535 18536 @Override 18537 public void clearApplicationUserData(final String packageName, 18538 final IPackageDataObserver observer, final int userId) { 18539 mContext.enforceCallingOrSelfPermission( 18540 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18541 18542 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18543 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18544 18545 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18546 throw new SecurityException("Cannot clear data for a protected package: " 18547 + packageName); 18548 } 18549 // Queue up an async operation since the package deletion may take a little while. 18550 mHandler.post(new Runnable() { 18551 public void run() { 18552 mHandler.removeCallbacks(this); 18553 final boolean succeeded; 18554 try (PackageFreezer freezer = freezePackage(packageName, 18555 "clearApplicationUserData")) { 18556 synchronized (mInstallLock) { 18557 succeeded = clearApplicationUserDataLIF(packageName, userId); 18558 } 18559 clearExternalStorageDataSync(packageName, userId, true); 18560 synchronized (mPackages) { 18561 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18562 packageName, userId); 18563 } 18564 } 18565 if (succeeded) { 18566 // invoke DeviceStorageMonitor's update method to clear any notifications 18567 DeviceStorageMonitorInternal dsm = LocalServices 18568 .getService(DeviceStorageMonitorInternal.class); 18569 if (dsm != null) { 18570 dsm.checkMemory(); 18571 } 18572 } 18573 if(observer != null) { 18574 try { 18575 observer.onRemoveCompleted(packageName, succeeded); 18576 } catch (RemoteException e) { 18577 Log.i(TAG, "Observer no longer exists."); 18578 } 18579 } //end if observer 18580 } //end run 18581 }); 18582 } 18583 18584 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18585 if (packageName == null) { 18586 Slog.w(TAG, "Attempt to delete null packageName."); 18587 return false; 18588 } 18589 18590 // Try finding details about the requested package 18591 PackageParser.Package pkg; 18592 synchronized (mPackages) { 18593 pkg = mPackages.get(packageName); 18594 if (pkg == null) { 18595 final PackageSetting ps = mSettings.mPackages.get(packageName); 18596 if (ps != null) { 18597 pkg = ps.pkg; 18598 } 18599 } 18600 18601 if (pkg == null) { 18602 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18603 return false; 18604 } 18605 18606 PackageSetting ps = (PackageSetting) pkg.mExtras; 18607 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18608 } 18609 18610 clearAppDataLIF(pkg, userId, 18611 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18612 18613 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18614 removeKeystoreDataIfNeeded(userId, appId); 18615 18616 UserManagerInternal umInternal = getUserManagerInternal(); 18617 final int flags; 18618 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18619 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18620 } else if (umInternal.isUserRunning(userId)) { 18621 flags = StorageManager.FLAG_STORAGE_DE; 18622 } else { 18623 flags = 0; 18624 } 18625 prepareAppDataContentsLIF(pkg, userId, flags); 18626 18627 return true; 18628 } 18629 18630 /** 18631 * Reverts user permission state changes (permissions and flags) in 18632 * all packages for a given user. 18633 * 18634 * @param userId The device user for which to do a reset. 18635 */ 18636 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18637 final int packageCount = mPackages.size(); 18638 for (int i = 0; i < packageCount; i++) { 18639 PackageParser.Package pkg = mPackages.valueAt(i); 18640 PackageSetting ps = (PackageSetting) pkg.mExtras; 18641 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18642 } 18643 } 18644 18645 private void resetNetworkPolicies(int userId) { 18646 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18647 } 18648 18649 /** 18650 * Reverts user permission state changes (permissions and flags). 18651 * 18652 * @param ps The package for which to reset. 18653 * @param userId The device user for which to do a reset. 18654 */ 18655 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18656 final PackageSetting ps, final int userId) { 18657 if (ps.pkg == null) { 18658 return; 18659 } 18660 18661 // These are flags that can change base on user actions. 18662 final int userSettableMask = FLAG_PERMISSION_USER_SET 18663 | FLAG_PERMISSION_USER_FIXED 18664 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18665 | FLAG_PERMISSION_REVIEW_REQUIRED; 18666 18667 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18668 | FLAG_PERMISSION_POLICY_FIXED; 18669 18670 boolean writeInstallPermissions = false; 18671 boolean writeRuntimePermissions = false; 18672 18673 final int permissionCount = ps.pkg.requestedPermissions.size(); 18674 for (int i = 0; i < permissionCount; i++) { 18675 String permission = ps.pkg.requestedPermissions.get(i); 18676 18677 BasePermission bp = mSettings.mPermissions.get(permission); 18678 if (bp == null) { 18679 continue; 18680 } 18681 18682 // If shared user we just reset the state to which only this app contributed. 18683 if (ps.sharedUser != null) { 18684 boolean used = false; 18685 final int packageCount = ps.sharedUser.packages.size(); 18686 for (int j = 0; j < packageCount; j++) { 18687 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18688 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18689 && pkg.pkg.requestedPermissions.contains(permission)) { 18690 used = true; 18691 break; 18692 } 18693 } 18694 if (used) { 18695 continue; 18696 } 18697 } 18698 18699 PermissionsState permissionsState = ps.getPermissionsState(); 18700 18701 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18702 18703 // Always clear the user settable flags. 18704 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18705 bp.name) != null; 18706 // If permission review is enabled and this is a legacy app, mark the 18707 // permission as requiring a review as this is the initial state. 18708 int flags = 0; 18709 if (mPermissionReviewRequired 18710 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18711 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18712 } 18713 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18714 if (hasInstallState) { 18715 writeInstallPermissions = true; 18716 } else { 18717 writeRuntimePermissions = true; 18718 } 18719 } 18720 18721 // Below is only runtime permission handling. 18722 if (!bp.isRuntime()) { 18723 continue; 18724 } 18725 18726 // Never clobber system or policy. 18727 if ((oldFlags & policyOrSystemFlags) != 0) { 18728 continue; 18729 } 18730 18731 // If this permission was granted by default, make sure it is. 18732 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18733 if (permissionsState.grantRuntimePermission(bp, userId) 18734 != PERMISSION_OPERATION_FAILURE) { 18735 writeRuntimePermissions = true; 18736 } 18737 // If permission review is enabled the permissions for a legacy apps 18738 // are represented as constantly granted runtime ones, so don't revoke. 18739 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18740 // Otherwise, reset the permission. 18741 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18742 switch (revokeResult) { 18743 case PERMISSION_OPERATION_SUCCESS: 18744 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18745 writeRuntimePermissions = true; 18746 final int appId = ps.appId; 18747 mHandler.post(new Runnable() { 18748 @Override 18749 public void run() { 18750 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18751 } 18752 }); 18753 } break; 18754 } 18755 } 18756 } 18757 18758 // Synchronously write as we are taking permissions away. 18759 if (writeRuntimePermissions) { 18760 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18761 } 18762 18763 // Synchronously write as we are taking permissions away. 18764 if (writeInstallPermissions) { 18765 mSettings.writeLPr(); 18766 } 18767 } 18768 18769 /** 18770 * Remove entries from the keystore daemon. Will only remove it if the 18771 * {@code appId} is valid. 18772 */ 18773 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18774 if (appId < 0) { 18775 return; 18776 } 18777 18778 final KeyStore keyStore = KeyStore.getInstance(); 18779 if (keyStore != null) { 18780 if (userId == UserHandle.USER_ALL) { 18781 for (final int individual : sUserManager.getUserIds()) { 18782 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18783 } 18784 } else { 18785 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18786 } 18787 } else { 18788 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18789 } 18790 } 18791 18792 @Override 18793 public void deleteApplicationCacheFiles(final String packageName, 18794 final IPackageDataObserver observer) { 18795 final int userId = UserHandle.getCallingUserId(); 18796 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18797 } 18798 18799 @Override 18800 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18801 final IPackageDataObserver observer) { 18802 mContext.enforceCallingOrSelfPermission( 18803 android.Manifest.permission.DELETE_CACHE_FILES, null); 18804 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18805 /* requireFullPermission= */ true, /* checkShell= */ false, 18806 "delete application cache files"); 18807 18808 final PackageParser.Package pkg; 18809 synchronized (mPackages) { 18810 pkg = mPackages.get(packageName); 18811 } 18812 18813 // Queue up an async operation since the package deletion may take a little while. 18814 mHandler.post(new Runnable() { 18815 public void run() { 18816 synchronized (mInstallLock) { 18817 final int flags = StorageManager.FLAG_STORAGE_DE 18818 | StorageManager.FLAG_STORAGE_CE; 18819 // We're only clearing cache files, so we don't care if the 18820 // app is unfrozen and still able to run 18821 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18822 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18823 } 18824 clearExternalStorageDataSync(packageName, userId, false); 18825 if (observer != null) { 18826 try { 18827 observer.onRemoveCompleted(packageName, true); 18828 } catch (RemoteException e) { 18829 Log.i(TAG, "Observer no longer exists."); 18830 } 18831 } 18832 } 18833 }); 18834 } 18835 18836 @Override 18837 public void getPackageSizeInfo(final String packageName, int userHandle, 18838 final IPackageStatsObserver observer) { 18839 throw new UnsupportedOperationException( 18840 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18841 } 18842 18843 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18844 final PackageSetting ps; 18845 synchronized (mPackages) { 18846 ps = mSettings.mPackages.get(packageName); 18847 if (ps == null) { 18848 Slog.w(TAG, "Failed to find settings for " + packageName); 18849 return false; 18850 } 18851 } 18852 18853 final String[] packageNames = { packageName }; 18854 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18855 final String[] codePaths = { ps.codePathString }; 18856 18857 try { 18858 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18859 ps.appId, ceDataInodes, codePaths, stats); 18860 18861 // For now, ignore code size of packages on system partition 18862 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18863 stats.codeSize = 0; 18864 } 18865 18866 // External clients expect these to be tracked separately 18867 stats.dataSize -= stats.cacheSize; 18868 18869 } catch (InstallerException e) { 18870 Slog.w(TAG, String.valueOf(e)); 18871 return false; 18872 } 18873 18874 return true; 18875 } 18876 18877 private int getUidTargetSdkVersionLockedLPr(int uid) { 18878 Object obj = mSettings.getUserIdLPr(uid); 18879 if (obj instanceof SharedUserSetting) { 18880 final SharedUserSetting sus = (SharedUserSetting) obj; 18881 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18882 final Iterator<PackageSetting> it = sus.packages.iterator(); 18883 while (it.hasNext()) { 18884 final PackageSetting ps = it.next(); 18885 if (ps.pkg != null) { 18886 int v = ps.pkg.applicationInfo.targetSdkVersion; 18887 if (v < vers) vers = v; 18888 } 18889 } 18890 return vers; 18891 } else if (obj instanceof PackageSetting) { 18892 final PackageSetting ps = (PackageSetting) obj; 18893 if (ps.pkg != null) { 18894 return ps.pkg.applicationInfo.targetSdkVersion; 18895 } 18896 } 18897 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18898 } 18899 18900 @Override 18901 public void addPreferredActivity(IntentFilter filter, int match, 18902 ComponentName[] set, ComponentName activity, int userId) { 18903 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18904 "Adding preferred"); 18905 } 18906 18907 private void addPreferredActivityInternal(IntentFilter filter, int match, 18908 ComponentName[] set, ComponentName activity, boolean always, int userId, 18909 String opname) { 18910 // writer 18911 int callingUid = Binder.getCallingUid(); 18912 enforceCrossUserPermission(callingUid, userId, 18913 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18914 if (filter.countActions() == 0) { 18915 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18916 return; 18917 } 18918 synchronized (mPackages) { 18919 if (mContext.checkCallingOrSelfPermission( 18920 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18921 != PackageManager.PERMISSION_GRANTED) { 18922 if (getUidTargetSdkVersionLockedLPr(callingUid) 18923 < Build.VERSION_CODES.FROYO) { 18924 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18925 + callingUid); 18926 return; 18927 } 18928 mContext.enforceCallingOrSelfPermission( 18929 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18930 } 18931 18932 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18933 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18934 + userId + ":"); 18935 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18936 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18937 scheduleWritePackageRestrictionsLocked(userId); 18938 postPreferredActivityChangedBroadcast(userId); 18939 } 18940 } 18941 18942 private void postPreferredActivityChangedBroadcast(int userId) { 18943 mHandler.post(() -> { 18944 final IActivityManager am = ActivityManager.getService(); 18945 if (am == null) { 18946 return; 18947 } 18948 18949 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18950 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18951 try { 18952 am.broadcastIntent(null, intent, null, null, 18953 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18954 null, false, false, userId); 18955 } catch (RemoteException e) { 18956 } 18957 }); 18958 } 18959 18960 @Override 18961 public void replacePreferredActivity(IntentFilter filter, int match, 18962 ComponentName[] set, ComponentName activity, int userId) { 18963 if (filter.countActions() != 1) { 18964 throw new IllegalArgumentException( 18965 "replacePreferredActivity expects filter to have only 1 action."); 18966 } 18967 if (filter.countDataAuthorities() != 0 18968 || filter.countDataPaths() != 0 18969 || filter.countDataSchemes() > 1 18970 || filter.countDataTypes() != 0) { 18971 throw new IllegalArgumentException( 18972 "replacePreferredActivity expects filter to have no data authorities, " + 18973 "paths, or types; and at most one scheme."); 18974 } 18975 18976 final int callingUid = Binder.getCallingUid(); 18977 enforceCrossUserPermission(callingUid, userId, 18978 true /* requireFullPermission */, false /* checkShell */, 18979 "replace preferred activity"); 18980 synchronized (mPackages) { 18981 if (mContext.checkCallingOrSelfPermission( 18982 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18983 != PackageManager.PERMISSION_GRANTED) { 18984 if (getUidTargetSdkVersionLockedLPr(callingUid) 18985 < Build.VERSION_CODES.FROYO) { 18986 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18987 + Binder.getCallingUid()); 18988 return; 18989 } 18990 mContext.enforceCallingOrSelfPermission( 18991 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18992 } 18993 18994 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18995 if (pir != null) { 18996 // Get all of the existing entries that exactly match this filter. 18997 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18998 if (existing != null && existing.size() == 1) { 18999 PreferredActivity cur = existing.get(0); 19000 if (DEBUG_PREFERRED) { 19001 Slog.i(TAG, "Checking replace of preferred:"); 19002 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19003 if (!cur.mPref.mAlways) { 19004 Slog.i(TAG, " -- CUR; not mAlways!"); 19005 } else { 19006 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19007 Slog.i(TAG, " -- CUR: mSet=" 19008 + Arrays.toString(cur.mPref.mSetComponents)); 19009 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19010 Slog.i(TAG, " -- NEW: mMatch=" 19011 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19012 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19013 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19014 } 19015 } 19016 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19017 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19018 && cur.mPref.sameSet(set)) { 19019 // Setting the preferred activity to what it happens to be already 19020 if (DEBUG_PREFERRED) { 19021 Slog.i(TAG, "Replacing with same preferred activity " 19022 + cur.mPref.mShortComponent + " for user " 19023 + userId + ":"); 19024 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19025 } 19026 return; 19027 } 19028 } 19029 19030 if (existing != null) { 19031 if (DEBUG_PREFERRED) { 19032 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19033 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19034 } 19035 for (int i = 0; i < existing.size(); i++) { 19036 PreferredActivity pa = existing.get(i); 19037 if (DEBUG_PREFERRED) { 19038 Slog.i(TAG, "Removing existing preferred activity " 19039 + pa.mPref.mComponent + ":"); 19040 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19041 } 19042 pir.removeFilter(pa); 19043 } 19044 } 19045 } 19046 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19047 "Replacing preferred"); 19048 } 19049 } 19050 19051 @Override 19052 public void clearPackagePreferredActivities(String packageName) { 19053 final int uid = Binder.getCallingUid(); 19054 // writer 19055 synchronized (mPackages) { 19056 PackageParser.Package pkg = mPackages.get(packageName); 19057 if (pkg == null || pkg.applicationInfo.uid != uid) { 19058 if (mContext.checkCallingOrSelfPermission( 19059 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19060 != PackageManager.PERMISSION_GRANTED) { 19061 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 19062 < Build.VERSION_CODES.FROYO) { 19063 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19064 + Binder.getCallingUid()); 19065 return; 19066 } 19067 mContext.enforceCallingOrSelfPermission( 19068 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19069 } 19070 } 19071 19072 int user = UserHandle.getCallingUserId(); 19073 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19074 scheduleWritePackageRestrictionsLocked(user); 19075 } 19076 } 19077 } 19078 19079 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19080 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19081 ArrayList<PreferredActivity> removed = null; 19082 boolean changed = false; 19083 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19084 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19085 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19086 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19087 continue; 19088 } 19089 Iterator<PreferredActivity> it = pir.filterIterator(); 19090 while (it.hasNext()) { 19091 PreferredActivity pa = it.next(); 19092 // Mark entry for removal only if it matches the package name 19093 // and the entry is of type "always". 19094 if (packageName == null || 19095 (pa.mPref.mComponent.getPackageName().equals(packageName) 19096 && pa.mPref.mAlways)) { 19097 if (removed == null) { 19098 removed = new ArrayList<PreferredActivity>(); 19099 } 19100 removed.add(pa); 19101 } 19102 } 19103 if (removed != null) { 19104 for (int j=0; j<removed.size(); j++) { 19105 PreferredActivity pa = removed.get(j); 19106 pir.removeFilter(pa); 19107 } 19108 changed = true; 19109 } 19110 } 19111 if (changed) { 19112 postPreferredActivityChangedBroadcast(userId); 19113 } 19114 return changed; 19115 } 19116 19117 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19118 private void clearIntentFilterVerificationsLPw(int userId) { 19119 final int packageCount = mPackages.size(); 19120 for (int i = 0; i < packageCount; i++) { 19121 PackageParser.Package pkg = mPackages.valueAt(i); 19122 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19123 } 19124 } 19125 19126 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19127 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19128 if (userId == UserHandle.USER_ALL) { 19129 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19130 sUserManager.getUserIds())) { 19131 for (int oneUserId : sUserManager.getUserIds()) { 19132 scheduleWritePackageRestrictionsLocked(oneUserId); 19133 } 19134 } 19135 } else { 19136 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19137 scheduleWritePackageRestrictionsLocked(userId); 19138 } 19139 } 19140 } 19141 19142 void clearDefaultBrowserIfNeeded(String packageName) { 19143 for (int oneUserId : sUserManager.getUserIds()) { 19144 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19145 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19146 if (packageName.equals(defaultBrowserPackageName)) { 19147 setDefaultBrowserPackageName(null, oneUserId); 19148 } 19149 } 19150 } 19151 19152 @Override 19153 public void resetApplicationPreferences(int userId) { 19154 mContext.enforceCallingOrSelfPermission( 19155 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19156 final long identity = Binder.clearCallingIdentity(); 19157 // writer 19158 try { 19159 synchronized (mPackages) { 19160 clearPackagePreferredActivitiesLPw(null, userId); 19161 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19162 // TODO: We have to reset the default SMS and Phone. This requires 19163 // significant refactoring to keep all default apps in the package 19164 // manager (cleaner but more work) or have the services provide 19165 // callbacks to the package manager to request a default app reset. 19166 applyFactoryDefaultBrowserLPw(userId); 19167 clearIntentFilterVerificationsLPw(userId); 19168 primeDomainVerificationsLPw(userId); 19169 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19170 scheduleWritePackageRestrictionsLocked(userId); 19171 } 19172 resetNetworkPolicies(userId); 19173 } finally { 19174 Binder.restoreCallingIdentity(identity); 19175 } 19176 } 19177 19178 @Override 19179 public int getPreferredActivities(List<IntentFilter> outFilters, 19180 List<ComponentName> outActivities, String packageName) { 19181 19182 int num = 0; 19183 final int userId = UserHandle.getCallingUserId(); 19184 // reader 19185 synchronized (mPackages) { 19186 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19187 if (pir != null) { 19188 final Iterator<PreferredActivity> it = pir.filterIterator(); 19189 while (it.hasNext()) { 19190 final PreferredActivity pa = it.next(); 19191 if (packageName == null 19192 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19193 && pa.mPref.mAlways)) { 19194 if (outFilters != null) { 19195 outFilters.add(new IntentFilter(pa)); 19196 } 19197 if (outActivities != null) { 19198 outActivities.add(pa.mPref.mComponent); 19199 } 19200 } 19201 } 19202 } 19203 } 19204 19205 return num; 19206 } 19207 19208 @Override 19209 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19210 int userId) { 19211 int callingUid = Binder.getCallingUid(); 19212 if (callingUid != Process.SYSTEM_UID) { 19213 throw new SecurityException( 19214 "addPersistentPreferredActivity can only be run by the system"); 19215 } 19216 if (filter.countActions() == 0) { 19217 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19218 return; 19219 } 19220 synchronized (mPackages) { 19221 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19222 ":"); 19223 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19224 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19225 new PersistentPreferredActivity(filter, activity)); 19226 scheduleWritePackageRestrictionsLocked(userId); 19227 postPreferredActivityChangedBroadcast(userId); 19228 } 19229 } 19230 19231 @Override 19232 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19233 int callingUid = Binder.getCallingUid(); 19234 if (callingUid != Process.SYSTEM_UID) { 19235 throw new SecurityException( 19236 "clearPackagePersistentPreferredActivities can only be run by the system"); 19237 } 19238 ArrayList<PersistentPreferredActivity> removed = null; 19239 boolean changed = false; 19240 synchronized (mPackages) { 19241 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19242 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19243 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19244 .valueAt(i); 19245 if (userId != thisUserId) { 19246 continue; 19247 } 19248 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19249 while (it.hasNext()) { 19250 PersistentPreferredActivity ppa = it.next(); 19251 // Mark entry for removal only if it matches the package name. 19252 if (ppa.mComponent.getPackageName().equals(packageName)) { 19253 if (removed == null) { 19254 removed = new ArrayList<PersistentPreferredActivity>(); 19255 } 19256 removed.add(ppa); 19257 } 19258 } 19259 if (removed != null) { 19260 for (int j=0; j<removed.size(); j++) { 19261 PersistentPreferredActivity ppa = removed.get(j); 19262 ppir.removeFilter(ppa); 19263 } 19264 changed = true; 19265 } 19266 } 19267 19268 if (changed) { 19269 scheduleWritePackageRestrictionsLocked(userId); 19270 postPreferredActivityChangedBroadcast(userId); 19271 } 19272 } 19273 } 19274 19275 /** 19276 * Common machinery for picking apart a restored XML blob and passing 19277 * it to a caller-supplied functor to be applied to the running system. 19278 */ 19279 private void restoreFromXml(XmlPullParser parser, int userId, 19280 String expectedStartTag, BlobXmlRestorer functor) 19281 throws IOException, XmlPullParserException { 19282 int type; 19283 while ((type = parser.next()) != XmlPullParser.START_TAG 19284 && type != XmlPullParser.END_DOCUMENT) { 19285 } 19286 if (type != XmlPullParser.START_TAG) { 19287 // oops didn't find a start tag?! 19288 if (DEBUG_BACKUP) { 19289 Slog.e(TAG, "Didn't find start tag during restore"); 19290 } 19291 return; 19292 } 19293Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19294 // this is supposed to be TAG_PREFERRED_BACKUP 19295 if (!expectedStartTag.equals(parser.getName())) { 19296 if (DEBUG_BACKUP) { 19297 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19298 } 19299 return; 19300 } 19301 19302 // skip interfering stuff, then we're aligned with the backing implementation 19303 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19304Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19305 functor.apply(parser, userId); 19306 } 19307 19308 private interface BlobXmlRestorer { 19309 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19310 } 19311 19312 /** 19313 * Non-Binder method, support for the backup/restore mechanism: write the 19314 * full set of preferred activities in its canonical XML format. Returns the 19315 * XML output as a byte array, or null if there is none. 19316 */ 19317 @Override 19318 public byte[] getPreferredActivityBackup(int userId) { 19319 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19320 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19321 } 19322 19323 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19324 try { 19325 final XmlSerializer serializer = new FastXmlSerializer(); 19326 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19327 serializer.startDocument(null, true); 19328 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19329 19330 synchronized (mPackages) { 19331 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19332 } 19333 19334 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19335 serializer.endDocument(); 19336 serializer.flush(); 19337 } catch (Exception e) { 19338 if (DEBUG_BACKUP) { 19339 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19340 } 19341 return null; 19342 } 19343 19344 return dataStream.toByteArray(); 19345 } 19346 19347 @Override 19348 public void restorePreferredActivities(byte[] backup, int userId) { 19349 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19350 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19351 } 19352 19353 try { 19354 final XmlPullParser parser = Xml.newPullParser(); 19355 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19356 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19357 new BlobXmlRestorer() { 19358 @Override 19359 public void apply(XmlPullParser parser, int userId) 19360 throws XmlPullParserException, IOException { 19361 synchronized (mPackages) { 19362 mSettings.readPreferredActivitiesLPw(parser, userId); 19363 } 19364 } 19365 } ); 19366 } catch (Exception e) { 19367 if (DEBUG_BACKUP) { 19368 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19369 } 19370 } 19371 } 19372 19373 /** 19374 * Non-Binder method, support for the backup/restore mechanism: write the 19375 * default browser (etc) settings in its canonical XML format. Returns the default 19376 * browser XML representation as a byte array, or null if there is none. 19377 */ 19378 @Override 19379 public byte[] getDefaultAppsBackup(int userId) { 19380 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19381 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19382 } 19383 19384 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19385 try { 19386 final XmlSerializer serializer = new FastXmlSerializer(); 19387 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19388 serializer.startDocument(null, true); 19389 serializer.startTag(null, TAG_DEFAULT_APPS); 19390 19391 synchronized (mPackages) { 19392 mSettings.writeDefaultAppsLPr(serializer, userId); 19393 } 19394 19395 serializer.endTag(null, TAG_DEFAULT_APPS); 19396 serializer.endDocument(); 19397 serializer.flush(); 19398 } catch (Exception e) { 19399 if (DEBUG_BACKUP) { 19400 Slog.e(TAG, "Unable to write default apps for backup", e); 19401 } 19402 return null; 19403 } 19404 19405 return dataStream.toByteArray(); 19406 } 19407 19408 @Override 19409 public void restoreDefaultApps(byte[] backup, int userId) { 19410 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19411 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19412 } 19413 19414 try { 19415 final XmlPullParser parser = Xml.newPullParser(); 19416 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19417 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19418 new BlobXmlRestorer() { 19419 @Override 19420 public void apply(XmlPullParser parser, int userId) 19421 throws XmlPullParserException, IOException { 19422 synchronized (mPackages) { 19423 mSettings.readDefaultAppsLPw(parser, userId); 19424 } 19425 } 19426 } ); 19427 } catch (Exception e) { 19428 if (DEBUG_BACKUP) { 19429 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19430 } 19431 } 19432 } 19433 19434 @Override 19435 public byte[] getIntentFilterVerificationBackup(int userId) { 19436 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19437 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19438 } 19439 19440 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19441 try { 19442 final XmlSerializer serializer = new FastXmlSerializer(); 19443 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19444 serializer.startDocument(null, true); 19445 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19446 19447 synchronized (mPackages) { 19448 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19449 } 19450 19451 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19452 serializer.endDocument(); 19453 serializer.flush(); 19454 } catch (Exception e) { 19455 if (DEBUG_BACKUP) { 19456 Slog.e(TAG, "Unable to write default apps for backup", e); 19457 } 19458 return null; 19459 } 19460 19461 return dataStream.toByteArray(); 19462 } 19463 19464 @Override 19465 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19466 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19467 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19468 } 19469 19470 try { 19471 final XmlPullParser parser = Xml.newPullParser(); 19472 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19473 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19474 new BlobXmlRestorer() { 19475 @Override 19476 public void apply(XmlPullParser parser, int userId) 19477 throws XmlPullParserException, IOException { 19478 synchronized (mPackages) { 19479 mSettings.readAllDomainVerificationsLPr(parser, userId); 19480 mSettings.writeLPr(); 19481 } 19482 } 19483 } ); 19484 } catch (Exception e) { 19485 if (DEBUG_BACKUP) { 19486 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19487 } 19488 } 19489 } 19490 19491 @Override 19492 public byte[] getPermissionGrantBackup(int userId) { 19493 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19494 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19495 } 19496 19497 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19498 try { 19499 final XmlSerializer serializer = new FastXmlSerializer(); 19500 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19501 serializer.startDocument(null, true); 19502 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19503 19504 synchronized (mPackages) { 19505 serializeRuntimePermissionGrantsLPr(serializer, userId); 19506 } 19507 19508 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19509 serializer.endDocument(); 19510 serializer.flush(); 19511 } catch (Exception e) { 19512 if (DEBUG_BACKUP) { 19513 Slog.e(TAG, "Unable to write default apps for backup", e); 19514 } 19515 return null; 19516 } 19517 19518 return dataStream.toByteArray(); 19519 } 19520 19521 @Override 19522 public void restorePermissionGrants(byte[] backup, int userId) { 19523 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19524 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19525 } 19526 19527 try { 19528 final XmlPullParser parser = Xml.newPullParser(); 19529 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19530 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19531 new BlobXmlRestorer() { 19532 @Override 19533 public void apply(XmlPullParser parser, int userId) 19534 throws XmlPullParserException, IOException { 19535 synchronized (mPackages) { 19536 processRestoredPermissionGrantsLPr(parser, userId); 19537 } 19538 } 19539 } ); 19540 } catch (Exception e) { 19541 if (DEBUG_BACKUP) { 19542 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19543 } 19544 } 19545 } 19546 19547 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19548 throws IOException { 19549 serializer.startTag(null, TAG_ALL_GRANTS); 19550 19551 final int N = mSettings.mPackages.size(); 19552 for (int i = 0; i < N; i++) { 19553 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19554 boolean pkgGrantsKnown = false; 19555 19556 PermissionsState packagePerms = ps.getPermissionsState(); 19557 19558 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19559 final int grantFlags = state.getFlags(); 19560 // only look at grants that are not system/policy fixed 19561 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19562 final boolean isGranted = state.isGranted(); 19563 // And only back up the user-twiddled state bits 19564 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19565 final String packageName = mSettings.mPackages.keyAt(i); 19566 if (!pkgGrantsKnown) { 19567 serializer.startTag(null, TAG_GRANT); 19568 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19569 pkgGrantsKnown = true; 19570 } 19571 19572 final boolean userSet = 19573 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19574 final boolean userFixed = 19575 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19576 final boolean revoke = 19577 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19578 19579 serializer.startTag(null, TAG_PERMISSION); 19580 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19581 if (isGranted) { 19582 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19583 } 19584 if (userSet) { 19585 serializer.attribute(null, ATTR_USER_SET, "true"); 19586 } 19587 if (userFixed) { 19588 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19589 } 19590 if (revoke) { 19591 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19592 } 19593 serializer.endTag(null, TAG_PERMISSION); 19594 } 19595 } 19596 } 19597 19598 if (pkgGrantsKnown) { 19599 serializer.endTag(null, TAG_GRANT); 19600 } 19601 } 19602 19603 serializer.endTag(null, TAG_ALL_GRANTS); 19604 } 19605 19606 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19607 throws XmlPullParserException, IOException { 19608 String pkgName = null; 19609 int outerDepth = parser.getDepth(); 19610 int type; 19611 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19612 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19613 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19614 continue; 19615 } 19616 19617 final String tagName = parser.getName(); 19618 if (tagName.equals(TAG_GRANT)) { 19619 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19620 if (DEBUG_BACKUP) { 19621 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19622 } 19623 } else if (tagName.equals(TAG_PERMISSION)) { 19624 19625 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19626 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19627 19628 int newFlagSet = 0; 19629 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19630 newFlagSet |= FLAG_PERMISSION_USER_SET; 19631 } 19632 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19633 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19634 } 19635 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19636 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19637 } 19638 if (DEBUG_BACKUP) { 19639 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19640 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19641 } 19642 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19643 if (ps != null) { 19644 // Already installed so we apply the grant immediately 19645 if (DEBUG_BACKUP) { 19646 Slog.v(TAG, " + already installed; applying"); 19647 } 19648 PermissionsState perms = ps.getPermissionsState(); 19649 BasePermission bp = mSettings.mPermissions.get(permName); 19650 if (bp != null) { 19651 if (isGranted) { 19652 perms.grantRuntimePermission(bp, userId); 19653 } 19654 if (newFlagSet != 0) { 19655 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19656 } 19657 } 19658 } else { 19659 // Need to wait for post-restore install to apply the grant 19660 if (DEBUG_BACKUP) { 19661 Slog.v(TAG, " - not yet installed; saving for later"); 19662 } 19663 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19664 isGranted, newFlagSet, userId); 19665 } 19666 } else { 19667 PackageManagerService.reportSettingsProblem(Log.WARN, 19668 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19669 XmlUtils.skipCurrentTag(parser); 19670 } 19671 } 19672 19673 scheduleWriteSettingsLocked(); 19674 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19675 } 19676 19677 @Override 19678 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19679 int sourceUserId, int targetUserId, int flags) { 19680 mContext.enforceCallingOrSelfPermission( 19681 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19682 int callingUid = Binder.getCallingUid(); 19683 enforceOwnerRights(ownerPackage, callingUid); 19684 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19685 if (intentFilter.countActions() == 0) { 19686 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19687 return; 19688 } 19689 synchronized (mPackages) { 19690 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19691 ownerPackage, targetUserId, flags); 19692 CrossProfileIntentResolver resolver = 19693 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19694 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19695 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19696 if (existing != null) { 19697 int size = existing.size(); 19698 for (int i = 0; i < size; i++) { 19699 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19700 return; 19701 } 19702 } 19703 } 19704 resolver.addFilter(newFilter); 19705 scheduleWritePackageRestrictionsLocked(sourceUserId); 19706 } 19707 } 19708 19709 @Override 19710 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19711 mContext.enforceCallingOrSelfPermission( 19712 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19713 int callingUid = Binder.getCallingUid(); 19714 enforceOwnerRights(ownerPackage, callingUid); 19715 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19716 synchronized (mPackages) { 19717 CrossProfileIntentResolver resolver = 19718 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19719 ArraySet<CrossProfileIntentFilter> set = 19720 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19721 for (CrossProfileIntentFilter filter : set) { 19722 if (filter.getOwnerPackage().equals(ownerPackage)) { 19723 resolver.removeFilter(filter); 19724 } 19725 } 19726 scheduleWritePackageRestrictionsLocked(sourceUserId); 19727 } 19728 } 19729 19730 // Enforcing that callingUid is owning pkg on userId 19731 private void enforceOwnerRights(String pkg, int callingUid) { 19732 // The system owns everything. 19733 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19734 return; 19735 } 19736 int callingUserId = UserHandle.getUserId(callingUid); 19737 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19738 if (pi == null) { 19739 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19740 + callingUserId); 19741 } 19742 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19743 throw new SecurityException("Calling uid " + callingUid 19744 + " does not own package " + pkg); 19745 } 19746 } 19747 19748 @Override 19749 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19750 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19751 } 19752 19753 /** 19754 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19755 * then reports the most likely home activity or null if there are more than one. 19756 */ 19757 public ComponentName getDefaultHomeActivity(int userId) { 19758 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19759 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19760 if (cn != null) { 19761 return cn; 19762 } 19763 19764 // Find the launcher with the highest priority and return that component if there are no 19765 // other home activity with the same priority. 19766 int lastPriority = Integer.MIN_VALUE; 19767 ComponentName lastComponent = null; 19768 final int size = allHomeCandidates.size(); 19769 for (int i = 0; i < size; i++) { 19770 final ResolveInfo ri = allHomeCandidates.get(i); 19771 if (ri.priority > lastPriority) { 19772 lastComponent = ri.activityInfo.getComponentName(); 19773 lastPriority = ri.priority; 19774 } else if (ri.priority == lastPriority) { 19775 // Two components found with same priority. 19776 lastComponent = null; 19777 } 19778 } 19779 return lastComponent; 19780 } 19781 19782 private Intent getHomeIntent() { 19783 Intent intent = new Intent(Intent.ACTION_MAIN); 19784 intent.addCategory(Intent.CATEGORY_HOME); 19785 intent.addCategory(Intent.CATEGORY_DEFAULT); 19786 return intent; 19787 } 19788 19789 private IntentFilter getHomeFilter() { 19790 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19791 filter.addCategory(Intent.CATEGORY_HOME); 19792 filter.addCategory(Intent.CATEGORY_DEFAULT); 19793 return filter; 19794 } 19795 19796 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19797 int userId) { 19798 Intent intent = getHomeIntent(); 19799 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19800 PackageManager.GET_META_DATA, userId); 19801 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19802 true, false, false, userId); 19803 19804 allHomeCandidates.clear(); 19805 if (list != null) { 19806 for (ResolveInfo ri : list) { 19807 allHomeCandidates.add(ri); 19808 } 19809 } 19810 return (preferred == null || preferred.activityInfo == null) 19811 ? null 19812 : new ComponentName(preferred.activityInfo.packageName, 19813 preferred.activityInfo.name); 19814 } 19815 19816 @Override 19817 public void setHomeActivity(ComponentName comp, int userId) { 19818 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19819 getHomeActivitiesAsUser(homeActivities, userId); 19820 19821 boolean found = false; 19822 19823 final int size = homeActivities.size(); 19824 final ComponentName[] set = new ComponentName[size]; 19825 for (int i = 0; i < size; i++) { 19826 final ResolveInfo candidate = homeActivities.get(i); 19827 final ActivityInfo info = candidate.activityInfo; 19828 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19829 set[i] = activityName; 19830 if (!found && activityName.equals(comp)) { 19831 found = true; 19832 } 19833 } 19834 if (!found) { 19835 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19836 + userId); 19837 } 19838 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19839 set, comp, userId); 19840 } 19841 19842 private @Nullable String getSetupWizardPackageName() { 19843 final Intent intent = new Intent(Intent.ACTION_MAIN); 19844 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19845 19846 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19847 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19848 | MATCH_DISABLED_COMPONENTS, 19849 UserHandle.myUserId()); 19850 if (matches.size() == 1) { 19851 return matches.get(0).getComponentInfo().packageName; 19852 } else { 19853 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19854 + ": matches=" + matches); 19855 return null; 19856 } 19857 } 19858 19859 private @Nullable String getStorageManagerPackageName() { 19860 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19861 19862 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19863 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19864 | MATCH_DISABLED_COMPONENTS, 19865 UserHandle.myUserId()); 19866 if (matches.size() == 1) { 19867 return matches.get(0).getComponentInfo().packageName; 19868 } else { 19869 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19870 + matches.size() + ": matches=" + matches); 19871 return null; 19872 } 19873 } 19874 19875 @Override 19876 public void setApplicationEnabledSetting(String appPackageName, 19877 int newState, int flags, int userId, String callingPackage) { 19878 if (!sUserManager.exists(userId)) return; 19879 if (callingPackage == null) { 19880 callingPackage = Integer.toString(Binder.getCallingUid()); 19881 } 19882 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19883 } 19884 19885 @Override 19886 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19887 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19888 synchronized (mPackages) { 19889 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19890 if (pkgSetting != null) { 19891 pkgSetting.setUpdateAvailable(updateAvailable); 19892 } 19893 } 19894 } 19895 19896 @Override 19897 public void setComponentEnabledSetting(ComponentName componentName, 19898 int newState, int flags, int userId) { 19899 if (!sUserManager.exists(userId)) return; 19900 setEnabledSetting(componentName.getPackageName(), 19901 componentName.getClassName(), newState, flags, userId, null); 19902 } 19903 19904 private void setEnabledSetting(final String packageName, String className, int newState, 19905 final int flags, int userId, String callingPackage) { 19906 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19907 || newState == COMPONENT_ENABLED_STATE_ENABLED 19908 || newState == COMPONENT_ENABLED_STATE_DISABLED 19909 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19910 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19911 throw new IllegalArgumentException("Invalid new component state: " 19912 + newState); 19913 } 19914 PackageSetting pkgSetting; 19915 final int uid = Binder.getCallingUid(); 19916 final int permission; 19917 if (uid == Process.SYSTEM_UID) { 19918 permission = PackageManager.PERMISSION_GRANTED; 19919 } else { 19920 permission = mContext.checkCallingOrSelfPermission( 19921 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19922 } 19923 enforceCrossUserPermission(uid, userId, 19924 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19925 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19926 boolean sendNow = false; 19927 boolean isApp = (className == null); 19928 String componentName = isApp ? packageName : className; 19929 int packageUid = -1; 19930 ArrayList<String> components; 19931 19932 // writer 19933 synchronized (mPackages) { 19934 pkgSetting = mSettings.mPackages.get(packageName); 19935 if (pkgSetting == null) { 19936 if (className == null) { 19937 throw new IllegalArgumentException("Unknown package: " + packageName); 19938 } 19939 throw new IllegalArgumentException( 19940 "Unknown component: " + packageName + "/" + className); 19941 } 19942 } 19943 19944 // Limit who can change which apps 19945 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19946 // Don't allow apps that don't have permission to modify other apps 19947 if (!allowedByPermission) { 19948 throw new SecurityException( 19949 "Permission Denial: attempt to change component state from pid=" 19950 + Binder.getCallingPid() 19951 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19952 } 19953 // Don't allow changing protected packages. 19954 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19955 throw new SecurityException("Cannot disable a protected package: " + packageName); 19956 } 19957 } 19958 19959 synchronized (mPackages) { 19960 if (uid == Process.SHELL_UID 19961 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19962 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19963 // unless it is a test package. 19964 int oldState = pkgSetting.getEnabled(userId); 19965 if (className == null 19966 && 19967 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19968 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19969 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19970 && 19971 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19972 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19973 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19974 // ok 19975 } else { 19976 throw new SecurityException( 19977 "Shell cannot change component state for " + packageName + "/" 19978 + className + " to " + newState); 19979 } 19980 } 19981 if (className == null) { 19982 // We're dealing with an application/package level state change 19983 if (pkgSetting.getEnabled(userId) == newState) { 19984 // Nothing to do 19985 return; 19986 } 19987 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19988 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19989 // Don't care about who enables an app. 19990 callingPackage = null; 19991 } 19992 pkgSetting.setEnabled(newState, userId, callingPackage); 19993 // pkgSetting.pkg.mSetEnabled = newState; 19994 } else { 19995 // We're dealing with a component level state change 19996 // First, verify that this is a valid class name. 19997 PackageParser.Package pkg = pkgSetting.pkg; 19998 if (pkg == null || !pkg.hasComponentClassName(className)) { 19999 if (pkg != null && 20000 pkg.applicationInfo.targetSdkVersion >= 20001 Build.VERSION_CODES.JELLY_BEAN) { 20002 throw new IllegalArgumentException("Component class " + className 20003 + " does not exist in " + packageName); 20004 } else { 20005 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20006 + className + " does not exist in " + packageName); 20007 } 20008 } 20009 switch (newState) { 20010 case COMPONENT_ENABLED_STATE_ENABLED: 20011 if (!pkgSetting.enableComponentLPw(className, userId)) { 20012 return; 20013 } 20014 break; 20015 case COMPONENT_ENABLED_STATE_DISABLED: 20016 if (!pkgSetting.disableComponentLPw(className, userId)) { 20017 return; 20018 } 20019 break; 20020 case COMPONENT_ENABLED_STATE_DEFAULT: 20021 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20022 return; 20023 } 20024 break; 20025 default: 20026 Slog.e(TAG, "Invalid new component state: " + newState); 20027 return; 20028 } 20029 } 20030 scheduleWritePackageRestrictionsLocked(userId); 20031 updateSequenceNumberLP(packageName, new int[] { userId }); 20032 final long callingId = Binder.clearCallingIdentity(); 20033 try { 20034 updateInstantAppInstallerLocked(packageName); 20035 } finally { 20036 Binder.restoreCallingIdentity(callingId); 20037 } 20038 components = mPendingBroadcasts.get(userId, packageName); 20039 final boolean newPackage = components == null; 20040 if (newPackage) { 20041 components = new ArrayList<String>(); 20042 } 20043 if (!components.contains(componentName)) { 20044 components.add(componentName); 20045 } 20046 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20047 sendNow = true; 20048 // Purge entry from pending broadcast list if another one exists already 20049 // since we are sending one right away. 20050 mPendingBroadcasts.remove(userId, packageName); 20051 } else { 20052 if (newPackage) { 20053 mPendingBroadcasts.put(userId, packageName, components); 20054 } 20055 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20056 // Schedule a message 20057 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20058 } 20059 } 20060 } 20061 20062 long callingId = Binder.clearCallingIdentity(); 20063 try { 20064 if (sendNow) { 20065 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20066 sendPackageChangedBroadcast(packageName, 20067 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20068 } 20069 } finally { 20070 Binder.restoreCallingIdentity(callingId); 20071 } 20072 } 20073 20074 @Override 20075 public void flushPackageRestrictionsAsUser(int userId) { 20076 if (!sUserManager.exists(userId)) { 20077 return; 20078 } 20079 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20080 false /* checkShell */, "flushPackageRestrictions"); 20081 synchronized (mPackages) { 20082 mSettings.writePackageRestrictionsLPr(userId); 20083 mDirtyUsers.remove(userId); 20084 if (mDirtyUsers.isEmpty()) { 20085 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20086 } 20087 } 20088 } 20089 20090 private void sendPackageChangedBroadcast(String packageName, 20091 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20092 if (DEBUG_INSTALL) 20093 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20094 + componentNames); 20095 Bundle extras = new Bundle(4); 20096 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20097 String nameList[] = new String[componentNames.size()]; 20098 componentNames.toArray(nameList); 20099 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20100 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20101 extras.putInt(Intent.EXTRA_UID, packageUid); 20102 // If this is not reporting a change of the overall package, then only send it 20103 // to registered receivers. We don't want to launch a swath of apps for every 20104 // little component state change. 20105 final int flags = !componentNames.contains(packageName) 20106 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20107 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20108 new int[] {UserHandle.getUserId(packageUid)}); 20109 } 20110 20111 @Override 20112 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20113 if (!sUserManager.exists(userId)) return; 20114 final int uid = Binder.getCallingUid(); 20115 final int permission = mContext.checkCallingOrSelfPermission( 20116 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20117 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20118 enforceCrossUserPermission(uid, userId, 20119 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20120 // writer 20121 synchronized (mPackages) { 20122 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20123 allowedByPermission, uid, userId)) { 20124 scheduleWritePackageRestrictionsLocked(userId); 20125 } 20126 } 20127 } 20128 20129 @Override 20130 public String getInstallerPackageName(String packageName) { 20131 // reader 20132 synchronized (mPackages) { 20133 return mSettings.getInstallerPackageNameLPr(packageName); 20134 } 20135 } 20136 20137 public boolean isOrphaned(String packageName) { 20138 // reader 20139 synchronized (mPackages) { 20140 return mSettings.isOrphaned(packageName); 20141 } 20142 } 20143 20144 @Override 20145 public int getApplicationEnabledSetting(String packageName, int userId) { 20146 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20147 int uid = Binder.getCallingUid(); 20148 enforceCrossUserPermission(uid, userId, 20149 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20150 // reader 20151 synchronized (mPackages) { 20152 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20153 } 20154 } 20155 20156 @Override 20157 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20158 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20159 int uid = Binder.getCallingUid(); 20160 enforceCrossUserPermission(uid, userId, 20161 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20162 // reader 20163 synchronized (mPackages) { 20164 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20165 } 20166 } 20167 20168 @Override 20169 public void enterSafeMode() { 20170 enforceSystemOrRoot("Only the system can request entering safe mode"); 20171 20172 if (!mSystemReady) { 20173 mSafeMode = true; 20174 } 20175 } 20176 20177 @Override 20178 public void systemReady() { 20179 mSystemReady = true; 20180 final ContentResolver resolver = mContext.getContentResolver(); 20181 ContentObserver co = new ContentObserver(mHandler) { 20182 @Override 20183 public void onChange(boolean selfChange) { 20184 mEphemeralAppsDisabled = 20185 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20186 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20187 } 20188 }; 20189 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20190 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20191 false, co, UserHandle.USER_SYSTEM); 20192 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20193 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20194 co.onChange(true); 20195 20196 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20197 // disabled after already being started. 20198 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20199 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20200 20201 // Read the compatibilty setting when the system is ready. 20202 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20203 mContext.getContentResolver(), 20204 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20205 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20206 if (DEBUG_SETTINGS) { 20207 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20208 } 20209 20210 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20211 20212 synchronized (mPackages) { 20213 // Verify that all of the preferred activity components actually 20214 // exist. It is possible for applications to be updated and at 20215 // that point remove a previously declared activity component that 20216 // had been set as a preferred activity. We try to clean this up 20217 // the next time we encounter that preferred activity, but it is 20218 // possible for the user flow to never be able to return to that 20219 // situation so here we do a sanity check to make sure we haven't 20220 // left any junk around. 20221 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20222 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20223 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20224 removed.clear(); 20225 for (PreferredActivity pa : pir.filterSet()) { 20226 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20227 removed.add(pa); 20228 } 20229 } 20230 if (removed.size() > 0) { 20231 for (int r=0; r<removed.size(); r++) { 20232 PreferredActivity pa = removed.get(r); 20233 Slog.w(TAG, "Removing dangling preferred activity: " 20234 + pa.mPref.mComponent); 20235 pir.removeFilter(pa); 20236 } 20237 mSettings.writePackageRestrictionsLPr( 20238 mSettings.mPreferredActivities.keyAt(i)); 20239 } 20240 } 20241 20242 for (int userId : UserManagerService.getInstance().getUserIds()) { 20243 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20244 grantPermissionsUserIds = ArrayUtils.appendInt( 20245 grantPermissionsUserIds, userId); 20246 } 20247 } 20248 } 20249 sUserManager.systemReady(); 20250 20251 // If we upgraded grant all default permissions before kicking off. 20252 for (int userId : grantPermissionsUserIds) { 20253 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20254 } 20255 20256 // If we did not grant default permissions, we preload from this the 20257 // default permission exceptions lazily to ensure we don't hit the 20258 // disk on a new user creation. 20259 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20260 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20261 } 20262 20263 // Kick off any messages waiting for system ready 20264 if (mPostSystemReadyMessages != null) { 20265 for (Message msg : mPostSystemReadyMessages) { 20266 msg.sendToTarget(); 20267 } 20268 mPostSystemReadyMessages = null; 20269 } 20270 20271 // Watch for external volumes that come and go over time 20272 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20273 storage.registerListener(mStorageListener); 20274 20275 mInstallerService.systemReady(); 20276 mPackageDexOptimizer.systemReady(); 20277 20278 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20279 StorageManagerInternal.class); 20280 StorageManagerInternal.addExternalStoragePolicy( 20281 new StorageManagerInternal.ExternalStorageMountPolicy() { 20282 @Override 20283 public int getMountMode(int uid, String packageName) { 20284 if (Process.isIsolated(uid)) { 20285 return Zygote.MOUNT_EXTERNAL_NONE; 20286 } 20287 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20288 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20289 } 20290 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20291 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20292 } 20293 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20294 return Zygote.MOUNT_EXTERNAL_READ; 20295 } 20296 return Zygote.MOUNT_EXTERNAL_WRITE; 20297 } 20298 20299 @Override 20300 public boolean hasExternalStorage(int uid, String packageName) { 20301 return true; 20302 } 20303 }); 20304 20305 // Now that we're mostly running, clean up stale users and apps 20306 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20307 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20308 20309 if (mPrivappPermissionsViolations != null) { 20310 Slog.wtf(TAG,"Signature|privileged permissions not in " 20311 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20312 mPrivappPermissionsViolations = null; 20313 } 20314 } 20315 20316 public void waitForAppDataPrepared() { 20317 if (mPrepareAppDataFuture == null) { 20318 return; 20319 } 20320 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20321 mPrepareAppDataFuture = null; 20322 } 20323 20324 @Override 20325 public boolean isSafeMode() { 20326 return mSafeMode; 20327 } 20328 20329 @Override 20330 public boolean hasSystemUidErrors() { 20331 return mHasSystemUidErrors; 20332 } 20333 20334 static String arrayToString(int[] array) { 20335 StringBuffer buf = new StringBuffer(128); 20336 buf.append('['); 20337 if (array != null) { 20338 for (int i=0; i<array.length; i++) { 20339 if (i > 0) buf.append(", "); 20340 buf.append(array[i]); 20341 } 20342 } 20343 buf.append(']'); 20344 return buf.toString(); 20345 } 20346 20347 static class DumpState { 20348 public static final int DUMP_LIBS = 1 << 0; 20349 public static final int DUMP_FEATURES = 1 << 1; 20350 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20351 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20352 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20353 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20354 public static final int DUMP_PERMISSIONS = 1 << 6; 20355 public static final int DUMP_PACKAGES = 1 << 7; 20356 public static final int DUMP_SHARED_USERS = 1 << 8; 20357 public static final int DUMP_MESSAGES = 1 << 9; 20358 public static final int DUMP_PROVIDERS = 1 << 10; 20359 public static final int DUMP_VERIFIERS = 1 << 11; 20360 public static final int DUMP_PREFERRED = 1 << 12; 20361 public static final int DUMP_PREFERRED_XML = 1 << 13; 20362 public static final int DUMP_KEYSETS = 1 << 14; 20363 public static final int DUMP_VERSION = 1 << 15; 20364 public static final int DUMP_INSTALLS = 1 << 16; 20365 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20366 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20367 public static final int DUMP_FROZEN = 1 << 19; 20368 public static final int DUMP_DEXOPT = 1 << 20; 20369 public static final int DUMP_COMPILER_STATS = 1 << 21; 20370 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20371 20372 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20373 20374 private int mTypes; 20375 20376 private int mOptions; 20377 20378 private boolean mTitlePrinted; 20379 20380 private SharedUserSetting mSharedUser; 20381 20382 public boolean isDumping(int type) { 20383 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20384 return true; 20385 } 20386 20387 return (mTypes & type) != 0; 20388 } 20389 20390 public void setDump(int type) { 20391 mTypes |= type; 20392 } 20393 20394 public boolean isOptionEnabled(int option) { 20395 return (mOptions & option) != 0; 20396 } 20397 20398 public void setOptionEnabled(int option) { 20399 mOptions |= option; 20400 } 20401 20402 public boolean onTitlePrinted() { 20403 final boolean printed = mTitlePrinted; 20404 mTitlePrinted = true; 20405 return printed; 20406 } 20407 20408 public boolean getTitlePrinted() { 20409 return mTitlePrinted; 20410 } 20411 20412 public void setTitlePrinted(boolean enabled) { 20413 mTitlePrinted = enabled; 20414 } 20415 20416 public SharedUserSetting getSharedUser() { 20417 return mSharedUser; 20418 } 20419 20420 public void setSharedUser(SharedUserSetting user) { 20421 mSharedUser = user; 20422 } 20423 } 20424 20425 @Override 20426 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20427 FileDescriptor err, String[] args, ShellCallback callback, 20428 ResultReceiver resultReceiver) { 20429 (new PackageManagerShellCommand(this)).exec( 20430 this, in, out, err, args, callback, resultReceiver); 20431 } 20432 20433 @Override 20434 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20435 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20436 20437 DumpState dumpState = new DumpState(); 20438 boolean fullPreferred = false; 20439 boolean checkin = false; 20440 20441 String packageName = null; 20442 ArraySet<String> permissionNames = null; 20443 20444 int opti = 0; 20445 while (opti < args.length) { 20446 String opt = args[opti]; 20447 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20448 break; 20449 } 20450 opti++; 20451 20452 if ("-a".equals(opt)) { 20453 // Right now we only know how to print all. 20454 } else if ("-h".equals(opt)) { 20455 pw.println("Package manager dump options:"); 20456 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20457 pw.println(" --checkin: dump for a checkin"); 20458 pw.println(" -f: print details of intent filters"); 20459 pw.println(" -h: print this help"); 20460 pw.println(" cmd may be one of:"); 20461 pw.println(" l[ibraries]: list known shared libraries"); 20462 pw.println(" f[eatures]: list device features"); 20463 pw.println(" k[eysets]: print known keysets"); 20464 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20465 pw.println(" perm[issions]: dump permissions"); 20466 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20467 pw.println(" pref[erred]: print preferred package settings"); 20468 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20469 pw.println(" prov[iders]: dump content providers"); 20470 pw.println(" p[ackages]: dump installed packages"); 20471 pw.println(" s[hared-users]: dump shared user IDs"); 20472 pw.println(" m[essages]: print collected runtime messages"); 20473 pw.println(" v[erifiers]: print package verifier info"); 20474 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20475 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20476 pw.println(" version: print database version info"); 20477 pw.println(" write: write current settings now"); 20478 pw.println(" installs: details about install sessions"); 20479 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20480 pw.println(" dexopt: dump dexopt state"); 20481 pw.println(" compiler-stats: dump compiler statistics"); 20482 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20483 pw.println(" <package.name>: info about given package"); 20484 return; 20485 } else if ("--checkin".equals(opt)) { 20486 checkin = true; 20487 } else if ("-f".equals(opt)) { 20488 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20489 } else if ("--proto".equals(opt)) { 20490 dumpProto(fd); 20491 return; 20492 } else { 20493 pw.println("Unknown argument: " + opt + "; use -h for help"); 20494 } 20495 } 20496 20497 // Is the caller requesting to dump a particular piece of data? 20498 if (opti < args.length) { 20499 String cmd = args[opti]; 20500 opti++; 20501 // Is this a package name? 20502 if ("android".equals(cmd) || cmd.contains(".")) { 20503 packageName = cmd; 20504 // When dumping a single package, we always dump all of its 20505 // filter information since the amount of data will be reasonable. 20506 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20507 } else if ("check-permission".equals(cmd)) { 20508 if (opti >= args.length) { 20509 pw.println("Error: check-permission missing permission argument"); 20510 return; 20511 } 20512 String perm = args[opti]; 20513 opti++; 20514 if (opti >= args.length) { 20515 pw.println("Error: check-permission missing package argument"); 20516 return; 20517 } 20518 20519 String pkg = args[opti]; 20520 opti++; 20521 int user = UserHandle.getUserId(Binder.getCallingUid()); 20522 if (opti < args.length) { 20523 try { 20524 user = Integer.parseInt(args[opti]); 20525 } catch (NumberFormatException e) { 20526 pw.println("Error: check-permission user argument is not a number: " 20527 + args[opti]); 20528 return; 20529 } 20530 } 20531 20532 // Normalize package name to handle renamed packages and static libs 20533 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20534 20535 pw.println(checkPermission(perm, pkg, user)); 20536 return; 20537 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20538 dumpState.setDump(DumpState.DUMP_LIBS); 20539 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20540 dumpState.setDump(DumpState.DUMP_FEATURES); 20541 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20542 if (opti >= args.length) { 20543 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20544 | DumpState.DUMP_SERVICE_RESOLVERS 20545 | DumpState.DUMP_RECEIVER_RESOLVERS 20546 | DumpState.DUMP_CONTENT_RESOLVERS); 20547 } else { 20548 while (opti < args.length) { 20549 String name = args[opti]; 20550 if ("a".equals(name) || "activity".equals(name)) { 20551 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20552 } else if ("s".equals(name) || "service".equals(name)) { 20553 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20554 } else if ("r".equals(name) || "receiver".equals(name)) { 20555 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20556 } else if ("c".equals(name) || "content".equals(name)) { 20557 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20558 } else { 20559 pw.println("Error: unknown resolver table type: " + name); 20560 return; 20561 } 20562 opti++; 20563 } 20564 } 20565 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20566 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20567 } else if ("permission".equals(cmd)) { 20568 if (opti >= args.length) { 20569 pw.println("Error: permission requires permission name"); 20570 return; 20571 } 20572 permissionNames = new ArraySet<>(); 20573 while (opti < args.length) { 20574 permissionNames.add(args[opti]); 20575 opti++; 20576 } 20577 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20578 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20579 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20580 dumpState.setDump(DumpState.DUMP_PREFERRED); 20581 } else if ("preferred-xml".equals(cmd)) { 20582 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20583 if (opti < args.length && "--full".equals(args[opti])) { 20584 fullPreferred = true; 20585 opti++; 20586 } 20587 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20588 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20589 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20590 dumpState.setDump(DumpState.DUMP_PACKAGES); 20591 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20592 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20593 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20594 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20595 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20596 dumpState.setDump(DumpState.DUMP_MESSAGES); 20597 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20598 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20599 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20600 || "intent-filter-verifiers".equals(cmd)) { 20601 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20602 } else if ("version".equals(cmd)) { 20603 dumpState.setDump(DumpState.DUMP_VERSION); 20604 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20605 dumpState.setDump(DumpState.DUMP_KEYSETS); 20606 } else if ("installs".equals(cmd)) { 20607 dumpState.setDump(DumpState.DUMP_INSTALLS); 20608 } else if ("frozen".equals(cmd)) { 20609 dumpState.setDump(DumpState.DUMP_FROZEN); 20610 } else if ("dexopt".equals(cmd)) { 20611 dumpState.setDump(DumpState.DUMP_DEXOPT); 20612 } else if ("compiler-stats".equals(cmd)) { 20613 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20614 } else if ("enabled-overlays".equals(cmd)) { 20615 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20616 } else if ("write".equals(cmd)) { 20617 synchronized (mPackages) { 20618 mSettings.writeLPr(); 20619 pw.println("Settings written."); 20620 return; 20621 } 20622 } 20623 } 20624 20625 if (checkin) { 20626 pw.println("vers,1"); 20627 } 20628 20629 // reader 20630 synchronized (mPackages) { 20631 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20632 if (!checkin) { 20633 if (dumpState.onTitlePrinted()) 20634 pw.println(); 20635 pw.println("Database versions:"); 20636 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20637 } 20638 } 20639 20640 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20641 if (!checkin) { 20642 if (dumpState.onTitlePrinted()) 20643 pw.println(); 20644 pw.println("Verifiers:"); 20645 pw.print(" Required: "); 20646 pw.print(mRequiredVerifierPackage); 20647 pw.print(" (uid="); 20648 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20649 UserHandle.USER_SYSTEM)); 20650 pw.println(")"); 20651 } else if (mRequiredVerifierPackage != null) { 20652 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20653 pw.print(","); 20654 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20655 UserHandle.USER_SYSTEM)); 20656 } 20657 } 20658 20659 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20660 packageName == null) { 20661 if (mIntentFilterVerifierComponent != null) { 20662 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20663 if (!checkin) { 20664 if (dumpState.onTitlePrinted()) 20665 pw.println(); 20666 pw.println("Intent Filter Verifier:"); 20667 pw.print(" Using: "); 20668 pw.print(verifierPackageName); 20669 pw.print(" (uid="); 20670 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20671 UserHandle.USER_SYSTEM)); 20672 pw.println(")"); 20673 } else if (verifierPackageName != null) { 20674 pw.print("ifv,"); pw.print(verifierPackageName); 20675 pw.print(","); 20676 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20677 UserHandle.USER_SYSTEM)); 20678 } 20679 } else { 20680 pw.println(); 20681 pw.println("No Intent Filter Verifier available!"); 20682 } 20683 } 20684 20685 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20686 boolean printedHeader = false; 20687 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20688 while (it.hasNext()) { 20689 String libName = it.next(); 20690 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20691 if (versionedLib == null) { 20692 continue; 20693 } 20694 final int versionCount = versionedLib.size(); 20695 for (int i = 0; i < versionCount; i++) { 20696 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20697 if (!checkin) { 20698 if (!printedHeader) { 20699 if (dumpState.onTitlePrinted()) 20700 pw.println(); 20701 pw.println("Libraries:"); 20702 printedHeader = true; 20703 } 20704 pw.print(" "); 20705 } else { 20706 pw.print("lib,"); 20707 } 20708 pw.print(libEntry.info.getName()); 20709 if (libEntry.info.isStatic()) { 20710 pw.print(" version=" + libEntry.info.getVersion()); 20711 } 20712 if (!checkin) { 20713 pw.print(" -> "); 20714 } 20715 if (libEntry.path != null) { 20716 pw.print(" (jar) "); 20717 pw.print(libEntry.path); 20718 } else { 20719 pw.print(" (apk) "); 20720 pw.print(libEntry.apk); 20721 } 20722 pw.println(); 20723 } 20724 } 20725 } 20726 20727 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20728 if (dumpState.onTitlePrinted()) 20729 pw.println(); 20730 if (!checkin) { 20731 pw.println("Features:"); 20732 } 20733 20734 synchronized (mAvailableFeatures) { 20735 for (FeatureInfo feat : mAvailableFeatures.values()) { 20736 if (checkin) { 20737 pw.print("feat,"); 20738 pw.print(feat.name); 20739 pw.print(","); 20740 pw.println(feat.version); 20741 } else { 20742 pw.print(" "); 20743 pw.print(feat.name); 20744 if (feat.version > 0) { 20745 pw.print(" version="); 20746 pw.print(feat.version); 20747 } 20748 pw.println(); 20749 } 20750 } 20751 } 20752 } 20753 20754 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20755 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20756 : "Activity Resolver Table:", " ", packageName, 20757 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20758 dumpState.setTitlePrinted(true); 20759 } 20760 } 20761 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20762 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20763 : "Receiver Resolver Table:", " ", packageName, 20764 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20765 dumpState.setTitlePrinted(true); 20766 } 20767 } 20768 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20769 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20770 : "Service Resolver Table:", " ", packageName, 20771 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20772 dumpState.setTitlePrinted(true); 20773 } 20774 } 20775 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20776 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20777 : "Provider Resolver Table:", " ", packageName, 20778 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20779 dumpState.setTitlePrinted(true); 20780 } 20781 } 20782 20783 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20784 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20785 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20786 int user = mSettings.mPreferredActivities.keyAt(i); 20787 if (pir.dump(pw, 20788 dumpState.getTitlePrinted() 20789 ? "\nPreferred Activities User " + user + ":" 20790 : "Preferred Activities User " + user + ":", " ", 20791 packageName, true, false)) { 20792 dumpState.setTitlePrinted(true); 20793 } 20794 } 20795 } 20796 20797 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20798 pw.flush(); 20799 FileOutputStream fout = new FileOutputStream(fd); 20800 BufferedOutputStream str = new BufferedOutputStream(fout); 20801 XmlSerializer serializer = new FastXmlSerializer(); 20802 try { 20803 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20804 serializer.startDocument(null, true); 20805 serializer.setFeature( 20806 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20807 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20808 serializer.endDocument(); 20809 serializer.flush(); 20810 } catch (IllegalArgumentException e) { 20811 pw.println("Failed writing: " + e); 20812 } catch (IllegalStateException e) { 20813 pw.println("Failed writing: " + e); 20814 } catch (IOException e) { 20815 pw.println("Failed writing: " + e); 20816 } 20817 } 20818 20819 if (!checkin 20820 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20821 && packageName == null) { 20822 pw.println(); 20823 int count = mSettings.mPackages.size(); 20824 if (count == 0) { 20825 pw.println("No applications!"); 20826 pw.println(); 20827 } else { 20828 final String prefix = " "; 20829 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20830 if (allPackageSettings.size() == 0) { 20831 pw.println("No domain preferred apps!"); 20832 pw.println(); 20833 } else { 20834 pw.println("App verification status:"); 20835 pw.println(); 20836 count = 0; 20837 for (PackageSetting ps : allPackageSettings) { 20838 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20839 if (ivi == null || ivi.getPackageName() == null) continue; 20840 pw.println(prefix + "Package: " + ivi.getPackageName()); 20841 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20842 pw.println(prefix + "Status: " + ivi.getStatusString()); 20843 pw.println(); 20844 count++; 20845 } 20846 if (count == 0) { 20847 pw.println(prefix + "No app verification established."); 20848 pw.println(); 20849 } 20850 for (int userId : sUserManager.getUserIds()) { 20851 pw.println("App linkages for user " + userId + ":"); 20852 pw.println(); 20853 count = 0; 20854 for (PackageSetting ps : allPackageSettings) { 20855 final long status = ps.getDomainVerificationStatusForUser(userId); 20856 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20857 && !DEBUG_DOMAIN_VERIFICATION) { 20858 continue; 20859 } 20860 pw.println(prefix + "Package: " + ps.name); 20861 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20862 String statusStr = IntentFilterVerificationInfo. 20863 getStatusStringFromValue(status); 20864 pw.println(prefix + "Status: " + statusStr); 20865 pw.println(); 20866 count++; 20867 } 20868 if (count == 0) { 20869 pw.println(prefix + "No configured app linkages."); 20870 pw.println(); 20871 } 20872 } 20873 } 20874 } 20875 } 20876 20877 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20878 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20879 if (packageName == null && permissionNames == null) { 20880 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20881 if (iperm == 0) { 20882 if (dumpState.onTitlePrinted()) 20883 pw.println(); 20884 pw.println("AppOp Permissions:"); 20885 } 20886 pw.print(" AppOp Permission "); 20887 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20888 pw.println(":"); 20889 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20890 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20891 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20892 } 20893 } 20894 } 20895 } 20896 20897 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20898 boolean printedSomething = false; 20899 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20900 if (packageName != null && !packageName.equals(p.info.packageName)) { 20901 continue; 20902 } 20903 if (!printedSomething) { 20904 if (dumpState.onTitlePrinted()) 20905 pw.println(); 20906 pw.println("Registered ContentProviders:"); 20907 printedSomething = true; 20908 } 20909 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20910 pw.print(" "); pw.println(p.toString()); 20911 } 20912 printedSomething = false; 20913 for (Map.Entry<String, PackageParser.Provider> entry : 20914 mProvidersByAuthority.entrySet()) { 20915 PackageParser.Provider p = entry.getValue(); 20916 if (packageName != null && !packageName.equals(p.info.packageName)) { 20917 continue; 20918 } 20919 if (!printedSomething) { 20920 if (dumpState.onTitlePrinted()) 20921 pw.println(); 20922 pw.println("ContentProvider Authorities:"); 20923 printedSomething = true; 20924 } 20925 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20926 pw.print(" "); pw.println(p.toString()); 20927 if (p.info != null && p.info.applicationInfo != null) { 20928 final String appInfo = p.info.applicationInfo.toString(); 20929 pw.print(" applicationInfo="); pw.println(appInfo); 20930 } 20931 } 20932 } 20933 20934 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20935 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20936 } 20937 20938 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20939 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20940 } 20941 20942 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20943 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20944 } 20945 20946 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20947 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20948 } 20949 20950 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20951 // XXX should handle packageName != null by dumping only install data that 20952 // the given package is involved with. 20953 if (dumpState.onTitlePrinted()) pw.println(); 20954 20955 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20956 ipw.println(); 20957 ipw.println("Frozen packages:"); 20958 ipw.increaseIndent(); 20959 if (mFrozenPackages.size() == 0) { 20960 ipw.println("(none)"); 20961 } else { 20962 for (int i = 0; i < mFrozenPackages.size(); i++) { 20963 ipw.println(mFrozenPackages.valueAt(i)); 20964 } 20965 } 20966 ipw.decreaseIndent(); 20967 } 20968 20969 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20970 if (dumpState.onTitlePrinted()) pw.println(); 20971 dumpDexoptStateLPr(pw, packageName); 20972 } 20973 20974 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20975 if (dumpState.onTitlePrinted()) pw.println(); 20976 dumpCompilerStatsLPr(pw, packageName); 20977 } 20978 20979 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 20980 if (dumpState.onTitlePrinted()) pw.println(); 20981 dumpEnabledOverlaysLPr(pw); 20982 } 20983 20984 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20985 if (dumpState.onTitlePrinted()) pw.println(); 20986 mSettings.dumpReadMessagesLPr(pw, dumpState); 20987 20988 pw.println(); 20989 pw.println("Package warning messages:"); 20990 BufferedReader in = null; 20991 String line = null; 20992 try { 20993 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20994 while ((line = in.readLine()) != null) { 20995 if (line.contains("ignored: updated version")) continue; 20996 pw.println(line); 20997 } 20998 } catch (IOException ignored) { 20999 } finally { 21000 IoUtils.closeQuietly(in); 21001 } 21002 } 21003 21004 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21005 BufferedReader in = null; 21006 String line = null; 21007 try { 21008 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21009 while ((line = in.readLine()) != null) { 21010 if (line.contains("ignored: updated version")) continue; 21011 pw.print("msg,"); 21012 pw.println(line); 21013 } 21014 } catch (IOException ignored) { 21015 } finally { 21016 IoUtils.closeQuietly(in); 21017 } 21018 } 21019 } 21020 21021 // PackageInstaller should be called outside of mPackages lock 21022 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21023 // XXX should handle packageName != null by dumping only install data that 21024 // the given package is involved with. 21025 if (dumpState.onTitlePrinted()) pw.println(); 21026 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21027 } 21028 } 21029 21030 private void dumpProto(FileDescriptor fd) { 21031 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21032 21033 synchronized (mPackages) { 21034 final long requiredVerifierPackageToken = 21035 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21036 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21037 proto.write( 21038 PackageServiceDumpProto.PackageShortProto.UID, 21039 getPackageUid( 21040 mRequiredVerifierPackage, 21041 MATCH_DEBUG_TRIAGED_MISSING, 21042 UserHandle.USER_SYSTEM)); 21043 proto.end(requiredVerifierPackageToken); 21044 21045 if (mIntentFilterVerifierComponent != null) { 21046 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21047 final long verifierPackageToken = 21048 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21049 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21050 proto.write( 21051 PackageServiceDumpProto.PackageShortProto.UID, 21052 getPackageUid( 21053 verifierPackageName, 21054 MATCH_DEBUG_TRIAGED_MISSING, 21055 UserHandle.USER_SYSTEM)); 21056 proto.end(verifierPackageToken); 21057 } 21058 21059 dumpSharedLibrariesProto(proto); 21060 dumpFeaturesProto(proto); 21061 mSettings.dumpPackagesProto(proto); 21062 mSettings.dumpSharedUsersProto(proto); 21063 dumpMessagesProto(proto); 21064 } 21065 proto.flush(); 21066 } 21067 21068 private void dumpMessagesProto(ProtoOutputStream proto) { 21069 BufferedReader in = null; 21070 String line = null; 21071 try { 21072 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21073 while ((line = in.readLine()) != null) { 21074 if (line.contains("ignored: updated version")) continue; 21075 proto.write(PackageServiceDumpProto.MESSAGES, line); 21076 } 21077 } catch (IOException ignored) { 21078 } finally { 21079 IoUtils.closeQuietly(in); 21080 } 21081 } 21082 21083 private void dumpFeaturesProto(ProtoOutputStream proto) { 21084 synchronized (mAvailableFeatures) { 21085 final int count = mAvailableFeatures.size(); 21086 for (int i = 0; i < count; i++) { 21087 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21088 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21089 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21090 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21091 proto.end(featureToken); 21092 } 21093 } 21094 } 21095 21096 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21097 final int count = mSharedLibraries.size(); 21098 for (int i = 0; i < count; i++) { 21099 final String libName = mSharedLibraries.keyAt(i); 21100 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21101 if (versionedLib == null) { 21102 continue; 21103 } 21104 final int versionCount = versionedLib.size(); 21105 for (int j = 0; j < versionCount; j++) { 21106 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21107 final long sharedLibraryToken = 21108 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21109 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21110 final boolean isJar = (libEntry.path != null); 21111 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21112 if (isJar) { 21113 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21114 } else { 21115 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21116 } 21117 proto.end(sharedLibraryToken); 21118 } 21119 } 21120 } 21121 21122 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21123 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21124 ipw.println(); 21125 ipw.println("Dexopt state:"); 21126 ipw.increaseIndent(); 21127 Collection<PackageParser.Package> packages = null; 21128 if (packageName != null) { 21129 PackageParser.Package targetPackage = mPackages.get(packageName); 21130 if (targetPackage != null) { 21131 packages = Collections.singletonList(targetPackage); 21132 } else { 21133 ipw.println("Unable to find package: " + packageName); 21134 return; 21135 } 21136 } else { 21137 packages = mPackages.values(); 21138 } 21139 21140 for (PackageParser.Package pkg : packages) { 21141 ipw.println("[" + pkg.packageName + "]"); 21142 ipw.increaseIndent(); 21143 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21144 ipw.decreaseIndent(); 21145 } 21146 } 21147 21148 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21149 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21150 ipw.println(); 21151 ipw.println("Compiler stats:"); 21152 ipw.increaseIndent(); 21153 Collection<PackageParser.Package> packages = null; 21154 if (packageName != null) { 21155 PackageParser.Package targetPackage = mPackages.get(packageName); 21156 if (targetPackage != null) { 21157 packages = Collections.singletonList(targetPackage); 21158 } else { 21159 ipw.println("Unable to find package: " + packageName); 21160 return; 21161 } 21162 } else { 21163 packages = mPackages.values(); 21164 } 21165 21166 for (PackageParser.Package pkg : packages) { 21167 ipw.println("[" + pkg.packageName + "]"); 21168 ipw.increaseIndent(); 21169 21170 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21171 if (stats == null) { 21172 ipw.println("(No recorded stats)"); 21173 } else { 21174 stats.dump(ipw); 21175 } 21176 ipw.decreaseIndent(); 21177 } 21178 } 21179 21180 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21181 pw.println("Enabled overlay paths:"); 21182 final int N = mEnabledOverlayPaths.size(); 21183 for (int i = 0; i < N; i++) { 21184 final int userId = mEnabledOverlayPaths.keyAt(i); 21185 pw.println(String.format(" User %d:", userId)); 21186 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21187 mEnabledOverlayPaths.valueAt(i); 21188 final int M = userSpecificOverlays.size(); 21189 for (int j = 0; j < M; j++) { 21190 final String targetPackageName = userSpecificOverlays.keyAt(j); 21191 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21192 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21193 } 21194 } 21195 } 21196 21197 private String dumpDomainString(String packageName) { 21198 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21199 .getList(); 21200 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21201 21202 ArraySet<String> result = new ArraySet<>(); 21203 if (iviList.size() > 0) { 21204 for (IntentFilterVerificationInfo ivi : iviList) { 21205 for (String host : ivi.getDomains()) { 21206 result.add(host); 21207 } 21208 } 21209 } 21210 if (filters != null && filters.size() > 0) { 21211 for (IntentFilter filter : filters) { 21212 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21213 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21214 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21215 result.addAll(filter.getHostsList()); 21216 } 21217 } 21218 } 21219 21220 StringBuilder sb = new StringBuilder(result.size() * 16); 21221 for (String domain : result) { 21222 if (sb.length() > 0) sb.append(" "); 21223 sb.append(domain); 21224 } 21225 return sb.toString(); 21226 } 21227 21228 // ------- apps on sdcard specific code ------- 21229 static final boolean DEBUG_SD_INSTALL = false; 21230 21231 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21232 21233 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21234 21235 private boolean mMediaMounted = false; 21236 21237 static String getEncryptKey() { 21238 try { 21239 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21240 SD_ENCRYPTION_KEYSTORE_NAME); 21241 if (sdEncKey == null) { 21242 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21243 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21244 if (sdEncKey == null) { 21245 Slog.e(TAG, "Failed to create encryption keys"); 21246 return null; 21247 } 21248 } 21249 return sdEncKey; 21250 } catch (NoSuchAlgorithmException nsae) { 21251 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21252 return null; 21253 } catch (IOException ioe) { 21254 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21255 return null; 21256 } 21257 } 21258 21259 /* 21260 * Update media status on PackageManager. 21261 */ 21262 @Override 21263 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21264 int callingUid = Binder.getCallingUid(); 21265 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21266 throw new SecurityException("Media status can only be updated by the system"); 21267 } 21268 // reader; this apparently protects mMediaMounted, but should probably 21269 // be a different lock in that case. 21270 synchronized (mPackages) { 21271 Log.i(TAG, "Updating external media status from " 21272 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21273 + (mediaStatus ? "mounted" : "unmounted")); 21274 if (DEBUG_SD_INSTALL) 21275 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21276 + ", mMediaMounted=" + mMediaMounted); 21277 if (mediaStatus == mMediaMounted) { 21278 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21279 : 0, -1); 21280 mHandler.sendMessage(msg); 21281 return; 21282 } 21283 mMediaMounted = mediaStatus; 21284 } 21285 // Queue up an async operation since the package installation may take a 21286 // little while. 21287 mHandler.post(new Runnable() { 21288 public void run() { 21289 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21290 } 21291 }); 21292 } 21293 21294 /** 21295 * Called by StorageManagerService when the initial ASECs to scan are available. 21296 * Should block until all the ASEC containers are finished being scanned. 21297 */ 21298 public void scanAvailableAsecs() { 21299 updateExternalMediaStatusInner(true, false, false); 21300 } 21301 21302 /* 21303 * Collect information of applications on external media, map them against 21304 * existing containers and update information based on current mount status. 21305 * Please note that we always have to report status if reportStatus has been 21306 * set to true especially when unloading packages. 21307 */ 21308 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21309 boolean externalStorage) { 21310 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21311 int[] uidArr = EmptyArray.INT; 21312 21313 final String[] list = PackageHelper.getSecureContainerList(); 21314 if (ArrayUtils.isEmpty(list)) { 21315 Log.i(TAG, "No secure containers found"); 21316 } else { 21317 // Process list of secure containers and categorize them 21318 // as active or stale based on their package internal state. 21319 21320 // reader 21321 synchronized (mPackages) { 21322 for (String cid : list) { 21323 // Leave stages untouched for now; installer service owns them 21324 if (PackageInstallerService.isStageName(cid)) continue; 21325 21326 if (DEBUG_SD_INSTALL) 21327 Log.i(TAG, "Processing container " + cid); 21328 String pkgName = getAsecPackageName(cid); 21329 if (pkgName == null) { 21330 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21331 continue; 21332 } 21333 if (DEBUG_SD_INSTALL) 21334 Log.i(TAG, "Looking for pkg : " + pkgName); 21335 21336 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21337 if (ps == null) { 21338 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21339 continue; 21340 } 21341 21342 /* 21343 * Skip packages that are not external if we're unmounting 21344 * external storage. 21345 */ 21346 if (externalStorage && !isMounted && !isExternal(ps)) { 21347 continue; 21348 } 21349 21350 final AsecInstallArgs args = new AsecInstallArgs(cid, 21351 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21352 // The package status is changed only if the code path 21353 // matches between settings and the container id. 21354 if (ps.codePathString != null 21355 && ps.codePathString.startsWith(args.getCodePath())) { 21356 if (DEBUG_SD_INSTALL) { 21357 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21358 + " at code path: " + ps.codePathString); 21359 } 21360 21361 // We do have a valid package installed on sdcard 21362 processCids.put(args, ps.codePathString); 21363 final int uid = ps.appId; 21364 if (uid != -1) { 21365 uidArr = ArrayUtils.appendInt(uidArr, uid); 21366 } 21367 } else { 21368 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21369 + ps.codePathString); 21370 } 21371 } 21372 } 21373 21374 Arrays.sort(uidArr); 21375 } 21376 21377 // Process packages with valid entries. 21378 if (isMounted) { 21379 if (DEBUG_SD_INSTALL) 21380 Log.i(TAG, "Loading packages"); 21381 loadMediaPackages(processCids, uidArr, externalStorage); 21382 startCleaningPackages(); 21383 mInstallerService.onSecureContainersAvailable(); 21384 } else { 21385 if (DEBUG_SD_INSTALL) 21386 Log.i(TAG, "Unloading packages"); 21387 unloadMediaPackages(processCids, uidArr, reportStatus); 21388 } 21389 } 21390 21391 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21392 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21393 final int size = infos.size(); 21394 final String[] packageNames = new String[size]; 21395 final int[] packageUids = new int[size]; 21396 for (int i = 0; i < size; i++) { 21397 final ApplicationInfo info = infos.get(i); 21398 packageNames[i] = info.packageName; 21399 packageUids[i] = info.uid; 21400 } 21401 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21402 finishedReceiver); 21403 } 21404 21405 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21406 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21407 sendResourcesChangedBroadcast(mediaStatus, replacing, 21408 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21409 } 21410 21411 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21412 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21413 int size = pkgList.length; 21414 if (size > 0) { 21415 // Send broadcasts here 21416 Bundle extras = new Bundle(); 21417 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21418 if (uidArr != null) { 21419 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21420 } 21421 if (replacing) { 21422 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21423 } 21424 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21425 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21426 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21427 } 21428 } 21429 21430 /* 21431 * Look at potentially valid container ids from processCids If package 21432 * information doesn't match the one on record or package scanning fails, 21433 * the cid is added to list of removeCids. We currently don't delete stale 21434 * containers. 21435 */ 21436 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21437 boolean externalStorage) { 21438 ArrayList<String> pkgList = new ArrayList<String>(); 21439 Set<AsecInstallArgs> keys = processCids.keySet(); 21440 21441 for (AsecInstallArgs args : keys) { 21442 String codePath = processCids.get(args); 21443 if (DEBUG_SD_INSTALL) 21444 Log.i(TAG, "Loading container : " + args.cid); 21445 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21446 try { 21447 // Make sure there are no container errors first. 21448 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21449 Slog.e(TAG, "Failed to mount cid : " + args.cid 21450 + " when installing from sdcard"); 21451 continue; 21452 } 21453 // Check code path here. 21454 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21455 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21456 + " does not match one in settings " + codePath); 21457 continue; 21458 } 21459 // Parse package 21460 int parseFlags = mDefParseFlags; 21461 if (args.isExternalAsec()) { 21462 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21463 } 21464 if (args.isFwdLocked()) { 21465 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21466 } 21467 21468 synchronized (mInstallLock) { 21469 PackageParser.Package pkg = null; 21470 try { 21471 // Sadly we don't know the package name yet to freeze it 21472 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21473 SCAN_IGNORE_FROZEN, 0, null); 21474 } catch (PackageManagerException e) { 21475 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21476 } 21477 // Scan the package 21478 if (pkg != null) { 21479 /* 21480 * TODO why is the lock being held? doPostInstall is 21481 * called in other places without the lock. This needs 21482 * to be straightened out. 21483 */ 21484 // writer 21485 synchronized (mPackages) { 21486 retCode = PackageManager.INSTALL_SUCCEEDED; 21487 pkgList.add(pkg.packageName); 21488 // Post process args 21489 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21490 pkg.applicationInfo.uid); 21491 } 21492 } else { 21493 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21494 } 21495 } 21496 21497 } finally { 21498 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21499 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21500 } 21501 } 21502 } 21503 // writer 21504 synchronized (mPackages) { 21505 // If the platform SDK has changed since the last time we booted, 21506 // we need to re-grant app permission to catch any new ones that 21507 // appear. This is really a hack, and means that apps can in some 21508 // cases get permissions that the user didn't initially explicitly 21509 // allow... it would be nice to have some better way to handle 21510 // this situation. 21511 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21512 : mSettings.getInternalVersion(); 21513 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21514 : StorageManager.UUID_PRIVATE_INTERNAL; 21515 21516 int updateFlags = UPDATE_PERMISSIONS_ALL; 21517 if (ver.sdkVersion != mSdkVersion) { 21518 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21519 + mSdkVersion + "; regranting permissions for external"); 21520 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21521 } 21522 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21523 21524 // Yay, everything is now upgraded 21525 ver.forceCurrent(); 21526 21527 // can downgrade to reader 21528 // Persist settings 21529 mSettings.writeLPr(); 21530 } 21531 // Send a broadcast to let everyone know we are done processing 21532 if (pkgList.size() > 0) { 21533 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21534 } 21535 } 21536 21537 /* 21538 * Utility method to unload a list of specified containers 21539 */ 21540 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21541 // Just unmount all valid containers. 21542 for (AsecInstallArgs arg : cidArgs) { 21543 synchronized (mInstallLock) { 21544 arg.doPostDeleteLI(false); 21545 } 21546 } 21547 } 21548 21549 /* 21550 * Unload packages mounted on external media. This involves deleting package 21551 * data from internal structures, sending broadcasts about disabled packages, 21552 * gc'ing to free up references, unmounting all secure containers 21553 * corresponding to packages on external media, and posting a 21554 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21555 * that we always have to post this message if status has been requested no 21556 * matter what. 21557 */ 21558 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21559 final boolean reportStatus) { 21560 if (DEBUG_SD_INSTALL) 21561 Log.i(TAG, "unloading media packages"); 21562 ArrayList<String> pkgList = new ArrayList<String>(); 21563 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21564 final Set<AsecInstallArgs> keys = processCids.keySet(); 21565 for (AsecInstallArgs args : keys) { 21566 String pkgName = args.getPackageName(); 21567 if (DEBUG_SD_INSTALL) 21568 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21569 // Delete package internally 21570 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21571 synchronized (mInstallLock) { 21572 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21573 final boolean res; 21574 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21575 "unloadMediaPackages")) { 21576 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21577 null); 21578 } 21579 if (res) { 21580 pkgList.add(pkgName); 21581 } else { 21582 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21583 failedList.add(args); 21584 } 21585 } 21586 } 21587 21588 // reader 21589 synchronized (mPackages) { 21590 // We didn't update the settings after removing each package; 21591 // write them now for all packages. 21592 mSettings.writeLPr(); 21593 } 21594 21595 // We have to absolutely send UPDATED_MEDIA_STATUS only 21596 // after confirming that all the receivers processed the ordered 21597 // broadcast when packages get disabled, force a gc to clean things up. 21598 // and unload all the containers. 21599 if (pkgList.size() > 0) { 21600 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21601 new IIntentReceiver.Stub() { 21602 public void performReceive(Intent intent, int resultCode, String data, 21603 Bundle extras, boolean ordered, boolean sticky, 21604 int sendingUser) throws RemoteException { 21605 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21606 reportStatus ? 1 : 0, 1, keys); 21607 mHandler.sendMessage(msg); 21608 } 21609 }); 21610 } else { 21611 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21612 keys); 21613 mHandler.sendMessage(msg); 21614 } 21615 } 21616 21617 private void loadPrivatePackages(final VolumeInfo vol) { 21618 mHandler.post(new Runnable() { 21619 @Override 21620 public void run() { 21621 loadPrivatePackagesInner(vol); 21622 } 21623 }); 21624 } 21625 21626 private void loadPrivatePackagesInner(VolumeInfo vol) { 21627 final String volumeUuid = vol.fsUuid; 21628 if (TextUtils.isEmpty(volumeUuid)) { 21629 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21630 return; 21631 } 21632 21633 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21634 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21635 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21636 21637 final VersionInfo ver; 21638 final List<PackageSetting> packages; 21639 synchronized (mPackages) { 21640 ver = mSettings.findOrCreateVersion(volumeUuid); 21641 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21642 } 21643 21644 for (PackageSetting ps : packages) { 21645 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21646 synchronized (mInstallLock) { 21647 final PackageParser.Package pkg; 21648 try { 21649 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21650 loaded.add(pkg.applicationInfo); 21651 21652 } catch (PackageManagerException e) { 21653 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21654 } 21655 21656 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21657 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21658 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21659 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21660 } 21661 } 21662 } 21663 21664 // Reconcile app data for all started/unlocked users 21665 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21666 final UserManager um = mContext.getSystemService(UserManager.class); 21667 UserManagerInternal umInternal = getUserManagerInternal(); 21668 for (UserInfo user : um.getUsers()) { 21669 final int flags; 21670 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21671 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21672 } else if (umInternal.isUserRunning(user.id)) { 21673 flags = StorageManager.FLAG_STORAGE_DE; 21674 } else { 21675 continue; 21676 } 21677 21678 try { 21679 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21680 synchronized (mInstallLock) { 21681 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21682 } 21683 } catch (IllegalStateException e) { 21684 // Device was probably ejected, and we'll process that event momentarily 21685 Slog.w(TAG, "Failed to prepare storage: " + e); 21686 } 21687 } 21688 21689 synchronized (mPackages) { 21690 int updateFlags = UPDATE_PERMISSIONS_ALL; 21691 if (ver.sdkVersion != mSdkVersion) { 21692 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21693 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21694 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21695 } 21696 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21697 21698 // Yay, everything is now upgraded 21699 ver.forceCurrent(); 21700 21701 mSettings.writeLPr(); 21702 } 21703 21704 for (PackageFreezer freezer : freezers) { 21705 freezer.close(); 21706 } 21707 21708 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21709 sendResourcesChangedBroadcast(true, false, loaded, null); 21710 } 21711 21712 private void unloadPrivatePackages(final VolumeInfo vol) { 21713 mHandler.post(new Runnable() { 21714 @Override 21715 public void run() { 21716 unloadPrivatePackagesInner(vol); 21717 } 21718 }); 21719 } 21720 21721 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21722 final String volumeUuid = vol.fsUuid; 21723 if (TextUtils.isEmpty(volumeUuid)) { 21724 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21725 return; 21726 } 21727 21728 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21729 synchronized (mInstallLock) { 21730 synchronized (mPackages) { 21731 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21732 for (PackageSetting ps : packages) { 21733 if (ps.pkg == null) continue; 21734 21735 final ApplicationInfo info = ps.pkg.applicationInfo; 21736 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21737 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21738 21739 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21740 "unloadPrivatePackagesInner")) { 21741 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21742 false, null)) { 21743 unloaded.add(info); 21744 } else { 21745 Slog.w(TAG, "Failed to unload " + ps.codePath); 21746 } 21747 } 21748 21749 // Try very hard to release any references to this package 21750 // so we don't risk the system server being killed due to 21751 // open FDs 21752 AttributeCache.instance().removePackage(ps.name); 21753 } 21754 21755 mSettings.writeLPr(); 21756 } 21757 } 21758 21759 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21760 sendResourcesChangedBroadcast(false, false, unloaded, null); 21761 21762 // Try very hard to release any references to this path so we don't risk 21763 // the system server being killed due to open FDs 21764 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21765 21766 for (int i = 0; i < 3; i++) { 21767 System.gc(); 21768 System.runFinalization(); 21769 } 21770 } 21771 21772 private void assertPackageKnown(String volumeUuid, String packageName) 21773 throws PackageManagerException { 21774 synchronized (mPackages) { 21775 // Normalize package name to handle renamed packages 21776 packageName = normalizePackageNameLPr(packageName); 21777 21778 final PackageSetting ps = mSettings.mPackages.get(packageName); 21779 if (ps == null) { 21780 throw new PackageManagerException("Package " + packageName + " is unknown"); 21781 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21782 throw new PackageManagerException( 21783 "Package " + packageName + " found on unknown volume " + volumeUuid 21784 + "; expected volume " + ps.volumeUuid); 21785 } 21786 } 21787 } 21788 21789 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21790 throws PackageManagerException { 21791 synchronized (mPackages) { 21792 // Normalize package name to handle renamed packages 21793 packageName = normalizePackageNameLPr(packageName); 21794 21795 final PackageSetting ps = mSettings.mPackages.get(packageName); 21796 if (ps == null) { 21797 throw new PackageManagerException("Package " + packageName + " is unknown"); 21798 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21799 throw new PackageManagerException( 21800 "Package " + packageName + " found on unknown volume " + volumeUuid 21801 + "; expected volume " + ps.volumeUuid); 21802 } else if (!ps.getInstalled(userId)) { 21803 throw new PackageManagerException( 21804 "Package " + packageName + " not installed for user " + userId); 21805 } 21806 } 21807 } 21808 21809 private List<String> collectAbsoluteCodePaths() { 21810 synchronized (mPackages) { 21811 List<String> codePaths = new ArrayList<>(); 21812 final int packageCount = mSettings.mPackages.size(); 21813 for (int i = 0; i < packageCount; i++) { 21814 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21815 codePaths.add(ps.codePath.getAbsolutePath()); 21816 } 21817 return codePaths; 21818 } 21819 } 21820 21821 /** 21822 * Examine all apps present on given mounted volume, and destroy apps that 21823 * aren't expected, either due to uninstallation or reinstallation on 21824 * another volume. 21825 */ 21826 private void reconcileApps(String volumeUuid) { 21827 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21828 List<File> filesToDelete = null; 21829 21830 final File[] files = FileUtils.listFilesOrEmpty( 21831 Environment.getDataAppDirectory(volumeUuid)); 21832 for (File file : files) { 21833 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21834 && !PackageInstallerService.isStageName(file.getName()); 21835 if (!isPackage) { 21836 // Ignore entries which are not packages 21837 continue; 21838 } 21839 21840 String absolutePath = file.getAbsolutePath(); 21841 21842 boolean pathValid = false; 21843 final int absoluteCodePathCount = absoluteCodePaths.size(); 21844 for (int i = 0; i < absoluteCodePathCount; i++) { 21845 String absoluteCodePath = absoluteCodePaths.get(i); 21846 if (absolutePath.startsWith(absoluteCodePath)) { 21847 pathValid = true; 21848 break; 21849 } 21850 } 21851 21852 if (!pathValid) { 21853 if (filesToDelete == null) { 21854 filesToDelete = new ArrayList<>(); 21855 } 21856 filesToDelete.add(file); 21857 } 21858 } 21859 21860 if (filesToDelete != null) { 21861 final int fileToDeleteCount = filesToDelete.size(); 21862 for (int i = 0; i < fileToDeleteCount; i++) { 21863 File fileToDelete = filesToDelete.get(i); 21864 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21865 synchronized (mInstallLock) { 21866 removeCodePathLI(fileToDelete); 21867 } 21868 } 21869 } 21870 } 21871 21872 /** 21873 * Reconcile all app data for the given user. 21874 * <p> 21875 * Verifies that directories exist and that ownership and labeling is 21876 * correct for all installed apps on all mounted volumes. 21877 */ 21878 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21879 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21880 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21881 final String volumeUuid = vol.getFsUuid(); 21882 synchronized (mInstallLock) { 21883 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21884 } 21885 } 21886 } 21887 21888 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21889 boolean migrateAppData) { 21890 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21891 } 21892 21893 /** 21894 * Reconcile all app data on given mounted volume. 21895 * <p> 21896 * Destroys app data that isn't expected, either due to uninstallation or 21897 * reinstallation on another volume. 21898 * <p> 21899 * Verifies that directories exist and that ownership and labeling is 21900 * correct for all installed apps. 21901 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21902 */ 21903 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21904 boolean migrateAppData, boolean onlyCoreApps) { 21905 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21906 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21907 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21908 21909 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21910 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21911 21912 // First look for stale data that doesn't belong, and check if things 21913 // have changed since we did our last restorecon 21914 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21915 if (StorageManager.isFileEncryptedNativeOrEmulated() 21916 && !StorageManager.isUserKeyUnlocked(userId)) { 21917 throw new RuntimeException( 21918 "Yikes, someone asked us to reconcile CE storage while " + userId 21919 + " was still locked; this would have caused massive data loss!"); 21920 } 21921 21922 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21923 for (File file : files) { 21924 final String packageName = file.getName(); 21925 try { 21926 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21927 } catch (PackageManagerException e) { 21928 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21929 try { 21930 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21931 StorageManager.FLAG_STORAGE_CE, 0); 21932 } catch (InstallerException e2) { 21933 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21934 } 21935 } 21936 } 21937 } 21938 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21939 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21940 for (File file : files) { 21941 final String packageName = file.getName(); 21942 try { 21943 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21944 } catch (PackageManagerException e) { 21945 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21946 try { 21947 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21948 StorageManager.FLAG_STORAGE_DE, 0); 21949 } catch (InstallerException e2) { 21950 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21951 } 21952 } 21953 } 21954 } 21955 21956 // Ensure that data directories are ready to roll for all packages 21957 // installed for this volume and user 21958 final List<PackageSetting> packages; 21959 synchronized (mPackages) { 21960 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21961 } 21962 int preparedCount = 0; 21963 for (PackageSetting ps : packages) { 21964 final String packageName = ps.name; 21965 if (ps.pkg == null) { 21966 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21967 // TODO: might be due to legacy ASEC apps; we should circle back 21968 // and reconcile again once they're scanned 21969 continue; 21970 } 21971 // Skip non-core apps if requested 21972 if (onlyCoreApps && !ps.pkg.coreApp) { 21973 result.add(packageName); 21974 continue; 21975 } 21976 21977 if (ps.getInstalled(userId)) { 21978 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21979 preparedCount++; 21980 } 21981 } 21982 21983 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21984 return result; 21985 } 21986 21987 /** 21988 * Prepare app data for the given app just after it was installed or 21989 * upgraded. This method carefully only touches users that it's installed 21990 * for, and it forces a restorecon to handle any seinfo changes. 21991 * <p> 21992 * Verifies that directories exist and that ownership and labeling is 21993 * correct for all installed apps. If there is an ownership mismatch, it 21994 * will try recovering system apps by wiping data; third-party app data is 21995 * left intact. 21996 * <p> 21997 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21998 */ 21999 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22000 final PackageSetting ps; 22001 synchronized (mPackages) { 22002 ps = mSettings.mPackages.get(pkg.packageName); 22003 mSettings.writeKernelMappingLPr(ps); 22004 } 22005 22006 final UserManager um = mContext.getSystemService(UserManager.class); 22007 UserManagerInternal umInternal = getUserManagerInternal(); 22008 for (UserInfo user : um.getUsers()) { 22009 final int flags; 22010 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22011 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22012 } else if (umInternal.isUserRunning(user.id)) { 22013 flags = StorageManager.FLAG_STORAGE_DE; 22014 } else { 22015 continue; 22016 } 22017 22018 if (ps.getInstalled(user.id)) { 22019 // TODO: when user data is locked, mark that we're still dirty 22020 prepareAppDataLIF(pkg, user.id, flags); 22021 } 22022 } 22023 } 22024 22025 /** 22026 * Prepare app data for the given app. 22027 * <p> 22028 * Verifies that directories exist and that ownership and labeling is 22029 * correct for all installed apps. If there is an ownership mismatch, this 22030 * will try recovering system apps by wiping data; third-party app data is 22031 * left intact. 22032 */ 22033 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22034 if (pkg == null) { 22035 Slog.wtf(TAG, "Package was null!", new Throwable()); 22036 return; 22037 } 22038 prepareAppDataLeafLIF(pkg, userId, flags); 22039 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22040 for (int i = 0; i < childCount; i++) { 22041 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22042 } 22043 } 22044 22045 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22046 boolean maybeMigrateAppData) { 22047 prepareAppDataLIF(pkg, userId, flags); 22048 22049 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22050 // We may have just shuffled around app data directories, so 22051 // prepare them one more time 22052 prepareAppDataLIF(pkg, userId, flags); 22053 } 22054 } 22055 22056 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22057 if (DEBUG_APP_DATA) { 22058 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22059 + Integer.toHexString(flags)); 22060 } 22061 22062 final String volumeUuid = pkg.volumeUuid; 22063 final String packageName = pkg.packageName; 22064 final ApplicationInfo app = pkg.applicationInfo; 22065 final int appId = UserHandle.getAppId(app.uid); 22066 22067 Preconditions.checkNotNull(app.seInfo); 22068 22069 long ceDataInode = -1; 22070 try { 22071 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22072 appId, app.seInfo, app.targetSdkVersion); 22073 } catch (InstallerException e) { 22074 if (app.isSystemApp()) { 22075 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22076 + ", but trying to recover: " + e); 22077 destroyAppDataLeafLIF(pkg, userId, flags); 22078 try { 22079 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22080 appId, app.seInfo, app.targetSdkVersion); 22081 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22082 } catch (InstallerException e2) { 22083 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22084 } 22085 } else { 22086 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22087 } 22088 } 22089 22090 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22091 // TODO: mark this structure as dirty so we persist it! 22092 synchronized (mPackages) { 22093 final PackageSetting ps = mSettings.mPackages.get(packageName); 22094 if (ps != null) { 22095 ps.setCeDataInode(ceDataInode, userId); 22096 } 22097 } 22098 } 22099 22100 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22101 } 22102 22103 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22104 if (pkg == null) { 22105 Slog.wtf(TAG, "Package was null!", new Throwable()); 22106 return; 22107 } 22108 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22109 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22110 for (int i = 0; i < childCount; i++) { 22111 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22112 } 22113 } 22114 22115 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22116 final String volumeUuid = pkg.volumeUuid; 22117 final String packageName = pkg.packageName; 22118 final ApplicationInfo app = pkg.applicationInfo; 22119 22120 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22121 // Create a native library symlink only if we have native libraries 22122 // and if the native libraries are 32 bit libraries. We do not provide 22123 // this symlink for 64 bit libraries. 22124 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22125 final String nativeLibPath = app.nativeLibraryDir; 22126 try { 22127 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22128 nativeLibPath, userId); 22129 } catch (InstallerException e) { 22130 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22131 } 22132 } 22133 } 22134 } 22135 22136 /** 22137 * For system apps on non-FBE devices, this method migrates any existing 22138 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22139 * requested by the app. 22140 */ 22141 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22142 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22143 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22144 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22145 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22146 try { 22147 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22148 storageTarget); 22149 } catch (InstallerException e) { 22150 logCriticalInfo(Log.WARN, 22151 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22152 } 22153 return true; 22154 } else { 22155 return false; 22156 } 22157 } 22158 22159 public PackageFreezer freezePackage(String packageName, String killReason) { 22160 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22161 } 22162 22163 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22164 return new PackageFreezer(packageName, userId, killReason); 22165 } 22166 22167 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22168 String killReason) { 22169 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22170 } 22171 22172 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22173 String killReason) { 22174 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22175 return new PackageFreezer(); 22176 } else { 22177 return freezePackage(packageName, userId, killReason); 22178 } 22179 } 22180 22181 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22182 String killReason) { 22183 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22184 } 22185 22186 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22187 String killReason) { 22188 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22189 return new PackageFreezer(); 22190 } else { 22191 return freezePackage(packageName, userId, killReason); 22192 } 22193 } 22194 22195 /** 22196 * Class that freezes and kills the given package upon creation, and 22197 * unfreezes it upon closing. This is typically used when doing surgery on 22198 * app code/data to prevent the app from running while you're working. 22199 */ 22200 private class PackageFreezer implements AutoCloseable { 22201 private final String mPackageName; 22202 private final PackageFreezer[] mChildren; 22203 22204 private final boolean mWeFroze; 22205 22206 private final AtomicBoolean mClosed = new AtomicBoolean(); 22207 private final CloseGuard mCloseGuard = CloseGuard.get(); 22208 22209 /** 22210 * Create and return a stub freezer that doesn't actually do anything, 22211 * typically used when someone requested 22212 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22213 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22214 */ 22215 public PackageFreezer() { 22216 mPackageName = null; 22217 mChildren = null; 22218 mWeFroze = false; 22219 mCloseGuard.open("close"); 22220 } 22221 22222 public PackageFreezer(String packageName, int userId, String killReason) { 22223 synchronized (mPackages) { 22224 mPackageName = packageName; 22225 mWeFroze = mFrozenPackages.add(mPackageName); 22226 22227 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22228 if (ps != null) { 22229 killApplication(ps.name, ps.appId, userId, killReason); 22230 } 22231 22232 final PackageParser.Package p = mPackages.get(packageName); 22233 if (p != null && p.childPackages != null) { 22234 final int N = p.childPackages.size(); 22235 mChildren = new PackageFreezer[N]; 22236 for (int i = 0; i < N; i++) { 22237 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22238 userId, killReason); 22239 } 22240 } else { 22241 mChildren = null; 22242 } 22243 } 22244 mCloseGuard.open("close"); 22245 } 22246 22247 @Override 22248 protected void finalize() throws Throwable { 22249 try { 22250 mCloseGuard.warnIfOpen(); 22251 close(); 22252 } finally { 22253 super.finalize(); 22254 } 22255 } 22256 22257 @Override 22258 public void close() { 22259 mCloseGuard.close(); 22260 if (mClosed.compareAndSet(false, true)) { 22261 synchronized (mPackages) { 22262 if (mWeFroze) { 22263 mFrozenPackages.remove(mPackageName); 22264 } 22265 22266 if (mChildren != null) { 22267 for (PackageFreezer freezer : mChildren) { 22268 freezer.close(); 22269 } 22270 } 22271 } 22272 } 22273 } 22274 } 22275 22276 /** 22277 * Verify that given package is currently frozen. 22278 */ 22279 private void checkPackageFrozen(String packageName) { 22280 synchronized (mPackages) { 22281 if (!mFrozenPackages.contains(packageName)) { 22282 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22283 } 22284 } 22285 } 22286 22287 @Override 22288 public int movePackage(final String packageName, final String volumeUuid) { 22289 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22290 22291 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22292 final int moveId = mNextMoveId.getAndIncrement(); 22293 mHandler.post(new Runnable() { 22294 @Override 22295 public void run() { 22296 try { 22297 movePackageInternal(packageName, volumeUuid, moveId, user); 22298 } catch (PackageManagerException e) { 22299 Slog.w(TAG, "Failed to move " + packageName, e); 22300 mMoveCallbacks.notifyStatusChanged(moveId, 22301 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22302 } 22303 } 22304 }); 22305 return moveId; 22306 } 22307 22308 private void movePackageInternal(final String packageName, final String volumeUuid, 22309 final int moveId, UserHandle user) throws PackageManagerException { 22310 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22311 final PackageManager pm = mContext.getPackageManager(); 22312 22313 final boolean currentAsec; 22314 final String currentVolumeUuid; 22315 final File codeFile; 22316 final String installerPackageName; 22317 final String packageAbiOverride; 22318 final int appId; 22319 final String seinfo; 22320 final String label; 22321 final int targetSdkVersion; 22322 final PackageFreezer freezer; 22323 final int[] installedUserIds; 22324 22325 // reader 22326 synchronized (mPackages) { 22327 final PackageParser.Package pkg = mPackages.get(packageName); 22328 final PackageSetting ps = mSettings.mPackages.get(packageName); 22329 if (pkg == null || ps == null) { 22330 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22331 } 22332 22333 if (pkg.applicationInfo.isSystemApp()) { 22334 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22335 "Cannot move system application"); 22336 } 22337 22338 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22339 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22340 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22341 if (isInternalStorage && !allow3rdPartyOnInternal) { 22342 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22343 "3rd party apps are not allowed on internal storage"); 22344 } 22345 22346 if (pkg.applicationInfo.isExternalAsec()) { 22347 currentAsec = true; 22348 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22349 } else if (pkg.applicationInfo.isForwardLocked()) { 22350 currentAsec = true; 22351 currentVolumeUuid = "forward_locked"; 22352 } else { 22353 currentAsec = false; 22354 currentVolumeUuid = ps.volumeUuid; 22355 22356 final File probe = new File(pkg.codePath); 22357 final File probeOat = new File(probe, "oat"); 22358 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22359 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22360 "Move only supported for modern cluster style installs"); 22361 } 22362 } 22363 22364 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22365 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22366 "Package already moved to " + volumeUuid); 22367 } 22368 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22369 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22370 "Device admin cannot be moved"); 22371 } 22372 22373 if (mFrozenPackages.contains(packageName)) { 22374 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22375 "Failed to move already frozen package"); 22376 } 22377 22378 codeFile = new File(pkg.codePath); 22379 installerPackageName = ps.installerPackageName; 22380 packageAbiOverride = ps.cpuAbiOverrideString; 22381 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22382 seinfo = pkg.applicationInfo.seInfo; 22383 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22384 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22385 freezer = freezePackage(packageName, "movePackageInternal"); 22386 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22387 } 22388 22389 final Bundle extras = new Bundle(); 22390 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22391 extras.putString(Intent.EXTRA_TITLE, label); 22392 mMoveCallbacks.notifyCreated(moveId, extras); 22393 22394 int installFlags; 22395 final boolean moveCompleteApp; 22396 final File measurePath; 22397 22398 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22399 installFlags = INSTALL_INTERNAL; 22400 moveCompleteApp = !currentAsec; 22401 measurePath = Environment.getDataAppDirectory(volumeUuid); 22402 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22403 installFlags = INSTALL_EXTERNAL; 22404 moveCompleteApp = false; 22405 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22406 } else { 22407 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22408 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22409 || !volume.isMountedWritable()) { 22410 freezer.close(); 22411 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22412 "Move location not mounted private volume"); 22413 } 22414 22415 Preconditions.checkState(!currentAsec); 22416 22417 installFlags = INSTALL_INTERNAL; 22418 moveCompleteApp = true; 22419 measurePath = Environment.getDataAppDirectory(volumeUuid); 22420 } 22421 22422 final PackageStats stats = new PackageStats(null, -1); 22423 synchronized (mInstaller) { 22424 for (int userId : installedUserIds) { 22425 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22426 freezer.close(); 22427 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22428 "Failed to measure package size"); 22429 } 22430 } 22431 } 22432 22433 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22434 + stats.dataSize); 22435 22436 final long startFreeBytes = measurePath.getUsableSpace(); 22437 final long sizeBytes; 22438 if (moveCompleteApp) { 22439 sizeBytes = stats.codeSize + stats.dataSize; 22440 } else { 22441 sizeBytes = stats.codeSize; 22442 } 22443 22444 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22445 freezer.close(); 22446 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22447 "Not enough free space to move"); 22448 } 22449 22450 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22451 22452 final CountDownLatch installedLatch = new CountDownLatch(1); 22453 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22454 @Override 22455 public void onUserActionRequired(Intent intent) throws RemoteException { 22456 throw new IllegalStateException(); 22457 } 22458 22459 @Override 22460 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22461 Bundle extras) throws RemoteException { 22462 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22463 + PackageManager.installStatusToString(returnCode, msg)); 22464 22465 installedLatch.countDown(); 22466 freezer.close(); 22467 22468 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22469 switch (status) { 22470 case PackageInstaller.STATUS_SUCCESS: 22471 mMoveCallbacks.notifyStatusChanged(moveId, 22472 PackageManager.MOVE_SUCCEEDED); 22473 break; 22474 case PackageInstaller.STATUS_FAILURE_STORAGE: 22475 mMoveCallbacks.notifyStatusChanged(moveId, 22476 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22477 break; 22478 default: 22479 mMoveCallbacks.notifyStatusChanged(moveId, 22480 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22481 break; 22482 } 22483 } 22484 }; 22485 22486 final MoveInfo move; 22487 if (moveCompleteApp) { 22488 // Kick off a thread to report progress estimates 22489 new Thread() { 22490 @Override 22491 public void run() { 22492 while (true) { 22493 try { 22494 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22495 break; 22496 } 22497 } catch (InterruptedException ignored) { 22498 } 22499 22500 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22501 final int progress = 10 + (int) MathUtils.constrain( 22502 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22503 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22504 } 22505 } 22506 }.start(); 22507 22508 final String dataAppName = codeFile.getName(); 22509 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22510 dataAppName, appId, seinfo, targetSdkVersion); 22511 } else { 22512 move = null; 22513 } 22514 22515 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22516 22517 final Message msg = mHandler.obtainMessage(INIT_COPY); 22518 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22519 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22520 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22521 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22522 PackageManager.INSTALL_REASON_UNKNOWN); 22523 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22524 msg.obj = params; 22525 22526 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22527 System.identityHashCode(msg.obj)); 22528 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22529 System.identityHashCode(msg.obj)); 22530 22531 mHandler.sendMessage(msg); 22532 } 22533 22534 @Override 22535 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22536 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22537 22538 final int realMoveId = mNextMoveId.getAndIncrement(); 22539 final Bundle extras = new Bundle(); 22540 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22541 mMoveCallbacks.notifyCreated(realMoveId, extras); 22542 22543 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22544 @Override 22545 public void onCreated(int moveId, Bundle extras) { 22546 // Ignored 22547 } 22548 22549 @Override 22550 public void onStatusChanged(int moveId, int status, long estMillis) { 22551 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22552 } 22553 }; 22554 22555 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22556 storage.setPrimaryStorageUuid(volumeUuid, callback); 22557 return realMoveId; 22558 } 22559 22560 @Override 22561 public int getMoveStatus(int moveId) { 22562 mContext.enforceCallingOrSelfPermission( 22563 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22564 return mMoveCallbacks.mLastStatus.get(moveId); 22565 } 22566 22567 @Override 22568 public void registerMoveCallback(IPackageMoveObserver callback) { 22569 mContext.enforceCallingOrSelfPermission( 22570 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22571 mMoveCallbacks.register(callback); 22572 } 22573 22574 @Override 22575 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22576 mContext.enforceCallingOrSelfPermission( 22577 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22578 mMoveCallbacks.unregister(callback); 22579 } 22580 22581 @Override 22582 public boolean setInstallLocation(int loc) { 22583 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22584 null); 22585 if (getInstallLocation() == loc) { 22586 return true; 22587 } 22588 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22589 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22590 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22591 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22592 return true; 22593 } 22594 return false; 22595 } 22596 22597 @Override 22598 public int getInstallLocation() { 22599 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22600 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22601 PackageHelper.APP_INSTALL_AUTO); 22602 } 22603 22604 /** Called by UserManagerService */ 22605 void cleanUpUser(UserManagerService userManager, int userHandle) { 22606 synchronized (mPackages) { 22607 mDirtyUsers.remove(userHandle); 22608 mUserNeedsBadging.delete(userHandle); 22609 mSettings.removeUserLPw(userHandle); 22610 mPendingBroadcasts.remove(userHandle); 22611 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22612 removeUnusedPackagesLPw(userManager, userHandle); 22613 } 22614 } 22615 22616 /** 22617 * We're removing userHandle and would like to remove any downloaded packages 22618 * that are no longer in use by any other user. 22619 * @param userHandle the user being removed 22620 */ 22621 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22622 final boolean DEBUG_CLEAN_APKS = false; 22623 int [] users = userManager.getUserIds(); 22624 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22625 while (psit.hasNext()) { 22626 PackageSetting ps = psit.next(); 22627 if (ps.pkg == null) { 22628 continue; 22629 } 22630 final String packageName = ps.pkg.packageName; 22631 // Skip over if system app 22632 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22633 continue; 22634 } 22635 if (DEBUG_CLEAN_APKS) { 22636 Slog.i(TAG, "Checking package " + packageName); 22637 } 22638 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22639 if (keep) { 22640 if (DEBUG_CLEAN_APKS) { 22641 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22642 } 22643 } else { 22644 for (int i = 0; i < users.length; i++) { 22645 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22646 keep = true; 22647 if (DEBUG_CLEAN_APKS) { 22648 Slog.i(TAG, " Keeping package " + packageName + " for user " 22649 + users[i]); 22650 } 22651 break; 22652 } 22653 } 22654 } 22655 if (!keep) { 22656 if (DEBUG_CLEAN_APKS) { 22657 Slog.i(TAG, " Removing package " + packageName); 22658 } 22659 mHandler.post(new Runnable() { 22660 public void run() { 22661 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22662 userHandle, 0); 22663 } //end run 22664 }); 22665 } 22666 } 22667 } 22668 22669 /** Called by UserManagerService */ 22670 void createNewUser(int userId, String[] disallowedPackages) { 22671 synchronized (mInstallLock) { 22672 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22673 } 22674 synchronized (mPackages) { 22675 scheduleWritePackageRestrictionsLocked(userId); 22676 scheduleWritePackageListLocked(userId); 22677 applyFactoryDefaultBrowserLPw(userId); 22678 primeDomainVerificationsLPw(userId); 22679 } 22680 } 22681 22682 void onNewUserCreated(final int userId) { 22683 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22684 // If permission review for legacy apps is required, we represent 22685 // dagerous permissions for such apps as always granted runtime 22686 // permissions to keep per user flag state whether review is needed. 22687 // Hence, if a new user is added we have to propagate dangerous 22688 // permission grants for these legacy apps. 22689 if (mPermissionReviewRequired) { 22690 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22691 | UPDATE_PERMISSIONS_REPLACE_ALL); 22692 } 22693 } 22694 22695 @Override 22696 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22697 mContext.enforceCallingOrSelfPermission( 22698 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22699 "Only package verification agents can read the verifier device identity"); 22700 22701 synchronized (mPackages) { 22702 return mSettings.getVerifierDeviceIdentityLPw(); 22703 } 22704 } 22705 22706 @Override 22707 public void setPermissionEnforced(String permission, boolean enforced) { 22708 // TODO: Now that we no longer change GID for storage, this should to away. 22709 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22710 "setPermissionEnforced"); 22711 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22712 synchronized (mPackages) { 22713 if (mSettings.mReadExternalStorageEnforced == null 22714 || mSettings.mReadExternalStorageEnforced != enforced) { 22715 mSettings.mReadExternalStorageEnforced = enforced; 22716 mSettings.writeLPr(); 22717 } 22718 } 22719 // kill any non-foreground processes so we restart them and 22720 // grant/revoke the GID. 22721 final IActivityManager am = ActivityManager.getService(); 22722 if (am != null) { 22723 final long token = Binder.clearCallingIdentity(); 22724 try { 22725 am.killProcessesBelowForeground("setPermissionEnforcement"); 22726 } catch (RemoteException e) { 22727 } finally { 22728 Binder.restoreCallingIdentity(token); 22729 } 22730 } 22731 } else { 22732 throw new IllegalArgumentException("No selective enforcement for " + permission); 22733 } 22734 } 22735 22736 @Override 22737 @Deprecated 22738 public boolean isPermissionEnforced(String permission) { 22739 return true; 22740 } 22741 22742 @Override 22743 public boolean isStorageLow() { 22744 final long token = Binder.clearCallingIdentity(); 22745 try { 22746 final DeviceStorageMonitorInternal 22747 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22748 if (dsm != null) { 22749 return dsm.isMemoryLow(); 22750 } else { 22751 return false; 22752 } 22753 } finally { 22754 Binder.restoreCallingIdentity(token); 22755 } 22756 } 22757 22758 @Override 22759 public IPackageInstaller getPackageInstaller() { 22760 return mInstallerService; 22761 } 22762 22763 private boolean userNeedsBadging(int userId) { 22764 int index = mUserNeedsBadging.indexOfKey(userId); 22765 if (index < 0) { 22766 final UserInfo userInfo; 22767 final long token = Binder.clearCallingIdentity(); 22768 try { 22769 userInfo = sUserManager.getUserInfo(userId); 22770 } finally { 22771 Binder.restoreCallingIdentity(token); 22772 } 22773 final boolean b; 22774 if (userInfo != null && userInfo.isManagedProfile()) { 22775 b = true; 22776 } else { 22777 b = false; 22778 } 22779 mUserNeedsBadging.put(userId, b); 22780 return b; 22781 } 22782 return mUserNeedsBadging.valueAt(index); 22783 } 22784 22785 @Override 22786 public KeySet getKeySetByAlias(String packageName, String alias) { 22787 if (packageName == null || alias == null) { 22788 return null; 22789 } 22790 synchronized(mPackages) { 22791 final PackageParser.Package pkg = mPackages.get(packageName); 22792 if (pkg == null) { 22793 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22794 throw new IllegalArgumentException("Unknown package: " + packageName); 22795 } 22796 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22797 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22798 } 22799 } 22800 22801 @Override 22802 public KeySet getSigningKeySet(String packageName) { 22803 if (packageName == null) { 22804 return null; 22805 } 22806 synchronized(mPackages) { 22807 final PackageParser.Package pkg = mPackages.get(packageName); 22808 if (pkg == null) { 22809 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22810 throw new IllegalArgumentException("Unknown package: " + packageName); 22811 } 22812 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22813 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22814 throw new SecurityException("May not access signing KeySet of other apps."); 22815 } 22816 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22817 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22818 } 22819 } 22820 22821 @Override 22822 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22823 if (packageName == null || ks == null) { 22824 return false; 22825 } 22826 synchronized(mPackages) { 22827 final PackageParser.Package pkg = mPackages.get(packageName); 22828 if (pkg == null) { 22829 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22830 throw new IllegalArgumentException("Unknown package: " + packageName); 22831 } 22832 IBinder ksh = ks.getToken(); 22833 if (ksh instanceof KeySetHandle) { 22834 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22835 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22836 } 22837 return false; 22838 } 22839 } 22840 22841 @Override 22842 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22843 if (packageName == null || ks == null) { 22844 return false; 22845 } 22846 synchronized(mPackages) { 22847 final PackageParser.Package pkg = mPackages.get(packageName); 22848 if (pkg == null) { 22849 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22850 throw new IllegalArgumentException("Unknown package: " + packageName); 22851 } 22852 IBinder ksh = ks.getToken(); 22853 if (ksh instanceof KeySetHandle) { 22854 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22855 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22856 } 22857 return false; 22858 } 22859 } 22860 22861 private void deletePackageIfUnusedLPr(final String packageName) { 22862 PackageSetting ps = mSettings.mPackages.get(packageName); 22863 if (ps == null) { 22864 return; 22865 } 22866 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22867 // TODO Implement atomic delete if package is unused 22868 // It is currently possible that the package will be deleted even if it is installed 22869 // after this method returns. 22870 mHandler.post(new Runnable() { 22871 public void run() { 22872 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22873 0, PackageManager.DELETE_ALL_USERS); 22874 } 22875 }); 22876 } 22877 } 22878 22879 /** 22880 * Check and throw if the given before/after packages would be considered a 22881 * downgrade. 22882 */ 22883 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22884 throws PackageManagerException { 22885 if (after.versionCode < before.mVersionCode) { 22886 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22887 "Update version code " + after.versionCode + " is older than current " 22888 + before.mVersionCode); 22889 } else if (after.versionCode == before.mVersionCode) { 22890 if (after.baseRevisionCode < before.baseRevisionCode) { 22891 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22892 "Update base revision code " + after.baseRevisionCode 22893 + " is older than current " + before.baseRevisionCode); 22894 } 22895 22896 if (!ArrayUtils.isEmpty(after.splitNames)) { 22897 for (int i = 0; i < after.splitNames.length; i++) { 22898 final String splitName = after.splitNames[i]; 22899 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22900 if (j != -1) { 22901 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22902 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22903 "Update split " + splitName + " revision code " 22904 + after.splitRevisionCodes[i] + " is older than current " 22905 + before.splitRevisionCodes[j]); 22906 } 22907 } 22908 } 22909 } 22910 } 22911 } 22912 22913 private static class MoveCallbacks extends Handler { 22914 private static final int MSG_CREATED = 1; 22915 private static final int MSG_STATUS_CHANGED = 2; 22916 22917 private final RemoteCallbackList<IPackageMoveObserver> 22918 mCallbacks = new RemoteCallbackList<>(); 22919 22920 private final SparseIntArray mLastStatus = new SparseIntArray(); 22921 22922 public MoveCallbacks(Looper looper) { 22923 super(looper); 22924 } 22925 22926 public void register(IPackageMoveObserver callback) { 22927 mCallbacks.register(callback); 22928 } 22929 22930 public void unregister(IPackageMoveObserver callback) { 22931 mCallbacks.unregister(callback); 22932 } 22933 22934 @Override 22935 public void handleMessage(Message msg) { 22936 final SomeArgs args = (SomeArgs) msg.obj; 22937 final int n = mCallbacks.beginBroadcast(); 22938 for (int i = 0; i < n; i++) { 22939 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22940 try { 22941 invokeCallback(callback, msg.what, args); 22942 } catch (RemoteException ignored) { 22943 } 22944 } 22945 mCallbacks.finishBroadcast(); 22946 args.recycle(); 22947 } 22948 22949 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22950 throws RemoteException { 22951 switch (what) { 22952 case MSG_CREATED: { 22953 callback.onCreated(args.argi1, (Bundle) args.arg2); 22954 break; 22955 } 22956 case MSG_STATUS_CHANGED: { 22957 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22958 break; 22959 } 22960 } 22961 } 22962 22963 private void notifyCreated(int moveId, Bundle extras) { 22964 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22965 22966 final SomeArgs args = SomeArgs.obtain(); 22967 args.argi1 = moveId; 22968 args.arg2 = extras; 22969 obtainMessage(MSG_CREATED, args).sendToTarget(); 22970 } 22971 22972 private void notifyStatusChanged(int moveId, int status) { 22973 notifyStatusChanged(moveId, status, -1); 22974 } 22975 22976 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22977 Slog.v(TAG, "Move " + moveId + " status " + status); 22978 22979 final SomeArgs args = SomeArgs.obtain(); 22980 args.argi1 = moveId; 22981 args.argi2 = status; 22982 args.arg3 = estMillis; 22983 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22984 22985 synchronized (mLastStatus) { 22986 mLastStatus.put(moveId, status); 22987 } 22988 } 22989 } 22990 22991 private final static class OnPermissionChangeListeners extends Handler { 22992 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22993 22994 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22995 new RemoteCallbackList<>(); 22996 22997 public OnPermissionChangeListeners(Looper looper) { 22998 super(looper); 22999 } 23000 23001 @Override 23002 public void handleMessage(Message msg) { 23003 switch (msg.what) { 23004 case MSG_ON_PERMISSIONS_CHANGED: { 23005 final int uid = msg.arg1; 23006 handleOnPermissionsChanged(uid); 23007 } break; 23008 } 23009 } 23010 23011 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23012 mPermissionListeners.register(listener); 23013 23014 } 23015 23016 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23017 mPermissionListeners.unregister(listener); 23018 } 23019 23020 public void onPermissionsChanged(int uid) { 23021 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23022 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23023 } 23024 } 23025 23026 private void handleOnPermissionsChanged(int uid) { 23027 final int count = mPermissionListeners.beginBroadcast(); 23028 try { 23029 for (int i = 0; i < count; i++) { 23030 IOnPermissionsChangeListener callback = mPermissionListeners 23031 .getBroadcastItem(i); 23032 try { 23033 callback.onPermissionsChanged(uid); 23034 } catch (RemoteException e) { 23035 Log.e(TAG, "Permission listener is dead", e); 23036 } 23037 } 23038 } finally { 23039 mPermissionListeners.finishBroadcast(); 23040 } 23041 } 23042 } 23043 23044 private class PackageManagerInternalImpl extends PackageManagerInternal { 23045 @Override 23046 public void setLocationPackagesProvider(PackagesProvider provider) { 23047 synchronized (mPackages) { 23048 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 23049 } 23050 } 23051 23052 @Override 23053 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23054 synchronized (mPackages) { 23055 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 23056 } 23057 } 23058 23059 @Override 23060 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23061 synchronized (mPackages) { 23062 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 23063 } 23064 } 23065 23066 @Override 23067 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23068 synchronized (mPackages) { 23069 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 23070 } 23071 } 23072 23073 @Override 23074 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23075 synchronized (mPackages) { 23076 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 23077 } 23078 } 23079 23080 @Override 23081 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23082 synchronized (mPackages) { 23083 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23084 } 23085 } 23086 23087 @Override 23088 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23089 synchronized (mPackages) { 23090 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23091 packageName, userId); 23092 } 23093 } 23094 23095 @Override 23096 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23097 synchronized (mPackages) { 23098 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23099 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23100 packageName, userId); 23101 } 23102 } 23103 23104 @Override 23105 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23106 synchronized (mPackages) { 23107 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23108 packageName, userId); 23109 } 23110 } 23111 23112 @Override 23113 public void setKeepUninstalledPackages(final List<String> packageList) { 23114 Preconditions.checkNotNull(packageList); 23115 List<String> removedFromList = null; 23116 synchronized (mPackages) { 23117 if (mKeepUninstalledPackages != null) { 23118 final int packagesCount = mKeepUninstalledPackages.size(); 23119 for (int i = 0; i < packagesCount; i++) { 23120 String oldPackage = mKeepUninstalledPackages.get(i); 23121 if (packageList != null && packageList.contains(oldPackage)) { 23122 continue; 23123 } 23124 if (removedFromList == null) { 23125 removedFromList = new ArrayList<>(); 23126 } 23127 removedFromList.add(oldPackage); 23128 } 23129 } 23130 mKeepUninstalledPackages = new ArrayList<>(packageList); 23131 if (removedFromList != null) { 23132 final int removedCount = removedFromList.size(); 23133 for (int i = 0; i < removedCount; i++) { 23134 deletePackageIfUnusedLPr(removedFromList.get(i)); 23135 } 23136 } 23137 } 23138 } 23139 23140 @Override 23141 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23142 synchronized (mPackages) { 23143 // If we do not support permission review, done. 23144 if (!mPermissionReviewRequired) { 23145 return false; 23146 } 23147 23148 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23149 if (packageSetting == null) { 23150 return false; 23151 } 23152 23153 // Permission review applies only to apps not supporting the new permission model. 23154 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23155 return false; 23156 } 23157 23158 // Legacy apps have the permission and get user consent on launch. 23159 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23160 return permissionsState.isPermissionReviewRequired(userId); 23161 } 23162 } 23163 23164 @Override 23165 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23166 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23167 } 23168 23169 @Override 23170 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23171 int userId) { 23172 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23173 } 23174 23175 @Override 23176 public void setDeviceAndProfileOwnerPackages( 23177 int deviceOwnerUserId, String deviceOwnerPackage, 23178 SparseArray<String> profileOwnerPackages) { 23179 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23180 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23181 } 23182 23183 @Override 23184 public boolean isPackageDataProtected(int userId, String packageName) { 23185 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23186 } 23187 23188 @Override 23189 public boolean isPackageEphemeral(int userId, String packageName) { 23190 synchronized (mPackages) { 23191 final PackageSetting ps = mSettings.mPackages.get(packageName); 23192 return ps != null ? ps.getInstantApp(userId) : false; 23193 } 23194 } 23195 23196 @Override 23197 public boolean wasPackageEverLaunched(String packageName, int userId) { 23198 synchronized (mPackages) { 23199 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23200 } 23201 } 23202 23203 @Override 23204 public void grantRuntimePermission(String packageName, String name, int userId, 23205 boolean overridePolicy) { 23206 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23207 overridePolicy); 23208 } 23209 23210 @Override 23211 public void revokeRuntimePermission(String packageName, String name, int userId, 23212 boolean overridePolicy) { 23213 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23214 overridePolicy); 23215 } 23216 23217 @Override 23218 public String getNameForUid(int uid) { 23219 return PackageManagerService.this.getNameForUid(uid); 23220 } 23221 23222 @Override 23223 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23224 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23225 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23226 responseObj, origIntent, resolvedType, callingPackage, userId); 23227 } 23228 23229 @Override 23230 public void grantEphemeralAccess(int userId, Intent intent, 23231 int targetAppId, int ephemeralAppId) { 23232 synchronized (mPackages) { 23233 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23234 targetAppId, ephemeralAppId); 23235 } 23236 } 23237 23238 @Override 23239 public boolean isInstantAppInstallerComponent(ComponentName component) { 23240 synchronized (mPackages) { 23241 return mInstantAppInstallerActivity != null 23242 && mInstantAppInstallerActivity.getComponentName().equals(component); 23243 } 23244 } 23245 23246 @Override 23247 public void pruneInstantApps() { 23248 synchronized (mPackages) { 23249 mInstantAppRegistry.pruneInstantAppsLPw(); 23250 } 23251 } 23252 23253 @Override 23254 public String getSetupWizardPackageName() { 23255 return mSetupWizardPackage; 23256 } 23257 23258 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23259 if (policy != null) { 23260 mExternalSourcesPolicy = policy; 23261 } 23262 } 23263 23264 @Override 23265 public boolean isPackagePersistent(String packageName) { 23266 synchronized (mPackages) { 23267 PackageParser.Package pkg = mPackages.get(packageName); 23268 return pkg != null 23269 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23270 | ApplicationInfo.FLAG_PERSISTENT)) == 23271 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23272 : false; 23273 } 23274 } 23275 23276 @Override 23277 public List<PackageInfo> getOverlayPackages(int userId) { 23278 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23279 synchronized (mPackages) { 23280 for (PackageParser.Package p : mPackages.values()) { 23281 if (p.mOverlayTarget != null) { 23282 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23283 if (pkg != null) { 23284 overlayPackages.add(pkg); 23285 } 23286 } 23287 } 23288 } 23289 return overlayPackages; 23290 } 23291 23292 @Override 23293 public List<String> getTargetPackageNames(int userId) { 23294 List<String> targetPackages = new ArrayList<>(); 23295 synchronized (mPackages) { 23296 for (PackageParser.Package p : mPackages.values()) { 23297 if (p.mOverlayTarget == null) { 23298 targetPackages.add(p.packageName); 23299 } 23300 } 23301 } 23302 return targetPackages; 23303 } 23304 23305 @Override 23306 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23307 @Nullable List<String> overlayPackageNames) { 23308 synchronized (mPackages) { 23309 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23310 Slog.e(TAG, "failed to find package " + targetPackageName); 23311 return false; 23312 } 23313 23314 ArrayList<String> paths = null; 23315 if (overlayPackageNames != null) { 23316 final int N = overlayPackageNames.size(); 23317 paths = new ArrayList<>(N); 23318 for (int i = 0; i < N; i++) { 23319 final String packageName = overlayPackageNames.get(i); 23320 final PackageParser.Package pkg = mPackages.get(packageName); 23321 if (pkg == null) { 23322 Slog.e(TAG, "failed to find package " + packageName); 23323 return false; 23324 } 23325 paths.add(pkg.baseCodePath); 23326 } 23327 } 23328 23329 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23330 mEnabledOverlayPaths.get(userId); 23331 if (userSpecificOverlays == null) { 23332 userSpecificOverlays = new ArrayMap<>(); 23333 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23334 } 23335 23336 if (paths != null && paths.size() > 0) { 23337 userSpecificOverlays.put(targetPackageName, paths); 23338 } else { 23339 userSpecificOverlays.remove(targetPackageName); 23340 } 23341 return true; 23342 } 23343 } 23344 23345 @Override 23346 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23347 int flags, int userId) { 23348 return resolveIntentInternal( 23349 intent, resolvedType, flags, userId, true /*includeInstantApps*/); 23350 } 23351 23352 @Override 23353 public ResolveInfo resolveService(Intent intent, String resolvedType, 23354 int flags, int userId, int callingUid) { 23355 return resolveServiceInternal( 23356 intent, resolvedType, flags, userId, callingUid, true /*includeInstantApps*/); 23357 } 23358 23359 23360 @Override 23361 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23362 synchronized (mPackages) { 23363 mIsolatedOwners.put(isolatedUid, ownerUid); 23364 } 23365 } 23366 23367 @Override 23368 public void removeIsolatedUid(int isolatedUid) { 23369 synchronized (mPackages) { 23370 mIsolatedOwners.delete(isolatedUid); 23371 } 23372 } 23373 } 23374 23375 @Override 23376 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23377 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23378 synchronized (mPackages) { 23379 final long identity = Binder.clearCallingIdentity(); 23380 try { 23381 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23382 packageNames, userId); 23383 } finally { 23384 Binder.restoreCallingIdentity(identity); 23385 } 23386 } 23387 } 23388 23389 @Override 23390 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23391 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23392 synchronized (mPackages) { 23393 final long identity = Binder.clearCallingIdentity(); 23394 try { 23395 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23396 packageNames, userId); 23397 } finally { 23398 Binder.restoreCallingIdentity(identity); 23399 } 23400 } 23401 } 23402 23403 private static void enforceSystemOrPhoneCaller(String tag) { 23404 int callingUid = Binder.getCallingUid(); 23405 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23406 throw new SecurityException( 23407 "Cannot call " + tag + " from UID " + callingUid); 23408 } 23409 } 23410 23411 boolean isHistoricalPackageUsageAvailable() { 23412 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23413 } 23414 23415 /** 23416 * Return a <b>copy</b> of the collection of packages known to the package manager. 23417 * @return A copy of the values of mPackages. 23418 */ 23419 Collection<PackageParser.Package> getPackages() { 23420 synchronized (mPackages) { 23421 return new ArrayList<>(mPackages.values()); 23422 } 23423 } 23424 23425 /** 23426 * Logs process start information (including base APK hash) to the security log. 23427 * @hide 23428 */ 23429 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23430 String apkFile, int pid) { 23431 if (!SecurityLog.isLoggingEnabled()) { 23432 return; 23433 } 23434 Bundle data = new Bundle(); 23435 data.putLong("startTimestamp", System.currentTimeMillis()); 23436 data.putString("processName", processName); 23437 data.putInt("uid", uid); 23438 data.putString("seinfo", seinfo); 23439 data.putString("apkFile", apkFile); 23440 data.putInt("pid", pid); 23441 Message msg = mProcessLoggingHandler.obtainMessage( 23442 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23443 msg.setData(data); 23444 mProcessLoggingHandler.sendMessage(msg); 23445 } 23446 23447 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23448 return mCompilerStats.getPackageStats(pkgName); 23449 } 23450 23451 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23452 return getOrCreateCompilerPackageStats(pkg.packageName); 23453 } 23454 23455 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23456 return mCompilerStats.getOrCreatePackageStats(pkgName); 23457 } 23458 23459 public void deleteCompilerPackageStats(String pkgName) { 23460 mCompilerStats.deletePackageStats(pkgName); 23461 } 23462 23463 @Override 23464 public int getInstallReason(String packageName, int userId) { 23465 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23466 true /* requireFullPermission */, false /* checkShell */, 23467 "get install reason"); 23468 synchronized (mPackages) { 23469 final PackageSetting ps = mSettings.mPackages.get(packageName); 23470 if (ps != null) { 23471 return ps.getInstallReason(userId); 23472 } 23473 } 23474 return PackageManager.INSTALL_REASON_UNKNOWN; 23475 } 23476 23477 @Override 23478 public boolean canRequestPackageInstalls(String packageName, int userId) { 23479 int callingUid = Binder.getCallingUid(); 23480 int uid = getPackageUid(packageName, 0, userId); 23481 if (callingUid != uid && callingUid != Process.ROOT_UID 23482 && callingUid != Process.SYSTEM_UID) { 23483 throw new SecurityException( 23484 "Caller uid " + callingUid + " does not own package " + packageName); 23485 } 23486 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23487 if (info == null) { 23488 return false; 23489 } 23490 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23491 throw new UnsupportedOperationException( 23492 "Operation only supported on apps targeting Android O or higher"); 23493 } 23494 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23495 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23496 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23497 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23498 } 23499 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23500 return false; 23501 } 23502 if (mExternalSourcesPolicy != null) { 23503 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23504 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23505 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23506 } 23507 } 23508 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23509 } 23510 23511 @Override 23512 public ComponentName getInstantAppResolverSettingsComponent() { 23513 return mInstantAppResolverSettingsComponent; 23514 } 23515} 23516