PackageManagerService.java revision 64814139ada90b09ce85c3c71ffd6df99133e5e5
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.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ChangedPackages; 130import android.content.pm.ComponentInfo; 131import android.content.pm.InstantAppRequest; 132import android.content.pm.AuxiliaryResolveInfo; 133import android.content.pm.FallbackCategoryProvider; 134import android.content.pm.FeatureInfo; 135import android.content.pm.IOnPermissionsChangeListener; 136import android.content.pm.IPackageDataObserver; 137import android.content.pm.IPackageDeleteObserver; 138import android.content.pm.IPackageDeleteObserver2; 139import android.content.pm.IPackageInstallObserver2; 140import android.content.pm.IPackageInstaller; 141import android.content.pm.IPackageManager; 142import android.content.pm.IPackageMoveObserver; 143import android.content.pm.IPackageStatsObserver; 144import android.content.pm.InstantAppInfo; 145import android.content.pm.InstantAppResolveInfo; 146import android.content.pm.InstrumentationInfo; 147import android.content.pm.IntentFilterVerificationInfo; 148import android.content.pm.KeySet; 149import android.content.pm.PackageCleanItem; 150import android.content.pm.PackageInfo; 151import android.content.pm.PackageInfoLite; 152import android.content.pm.PackageInstaller; 153import android.content.pm.PackageManager; 154import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 155import android.content.pm.PackageManagerInternal; 156import android.content.pm.PackageParser; 157import android.content.pm.PackageParser.ActivityIntentInfo; 158import android.content.pm.PackageParser.PackageLite; 159import android.content.pm.PackageParser.PackageParserException; 160import android.content.pm.PackageStats; 161import android.content.pm.PackageUserState; 162import android.content.pm.ParceledListSlice; 163import android.content.pm.PermissionGroupInfo; 164import android.content.pm.PermissionInfo; 165import android.content.pm.ProviderInfo; 166import android.content.pm.ResolveInfo; 167import android.content.pm.SELinuxUtil; 168import android.content.pm.ServiceInfo; 169import android.content.pm.SharedLibraryInfo; 170import android.content.pm.Signature; 171import android.content.pm.UserInfo; 172import android.content.pm.VerifierDeviceIdentity; 173import android.content.pm.VerifierInfo; 174import android.content.pm.VersionedPackage; 175import android.content.res.Resources; 176import android.graphics.Bitmap; 177import android.hardware.display.DisplayManager; 178import android.net.Uri; 179import android.os.Binder; 180import android.os.Build; 181import android.os.Bundle; 182import android.os.Debug; 183import android.os.Environment; 184import android.os.Environment.UserEnvironment; 185import android.os.FileUtils; 186import android.os.Handler; 187import android.os.IBinder; 188import android.os.Looper; 189import android.os.Message; 190import android.os.Parcel; 191import android.os.ParcelFileDescriptor; 192import android.os.PatternMatcher; 193import android.os.Process; 194import android.os.RemoteCallbackList; 195import android.os.RemoteException; 196import android.os.ResultReceiver; 197import android.os.SELinux; 198import android.os.ServiceManager; 199import android.os.ShellCallback; 200import android.os.SystemClock; 201import android.os.SystemProperties; 202import android.os.Trace; 203import android.os.UserHandle; 204import android.os.UserManager; 205import android.os.UserManagerInternal; 206import android.os.storage.IStorageManager; 207import android.os.storage.StorageEventListener; 208import android.os.storage.StorageManager; 209import android.os.storage.StorageManagerInternal; 210import android.os.storage.VolumeInfo; 211import android.os.storage.VolumeRecord; 212import android.provider.Settings.Global; 213import android.provider.Settings.Secure; 214import android.security.KeyStore; 215import android.security.SystemKeyStore; 216import android.service.pm.PackageServiceDumpProto; 217import android.system.ErrnoException; 218import android.system.Os; 219import android.text.TextUtils; 220import android.text.format.DateUtils; 221import android.util.ArrayMap; 222import android.util.ArraySet; 223import android.util.Base64; 224import android.util.DisplayMetrics; 225import android.util.EventLog; 226import android.util.ExceptionUtils; 227import android.util.Log; 228import android.util.LogPrinter; 229import android.util.MathUtils; 230import android.util.PackageUtils; 231import android.util.Pair; 232import android.util.PrintStreamPrinter; 233import android.util.Slog; 234import android.util.SparseArray; 235import android.util.SparseBooleanArray; 236import android.util.SparseIntArray; 237import android.util.Xml; 238import android.util.jar.StrictJarFile; 239import android.util.proto.ProtoOutputStream; 240import android.view.Display; 241 242import com.android.internal.R; 243import com.android.internal.annotations.GuardedBy; 244import com.android.internal.app.IMediaContainerService; 245import com.android.internal.app.ResolverActivity; 246import com.android.internal.content.NativeLibraryHelper; 247import com.android.internal.content.PackageHelper; 248import com.android.internal.logging.MetricsLogger; 249import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 250import com.android.internal.os.IParcelFileDescriptorFactory; 251import com.android.internal.os.RoSystemProperties; 252import com.android.internal.os.SomeArgs; 253import com.android.internal.os.Zygote; 254import com.android.internal.telephony.CarrierAppUtils; 255import com.android.internal.util.ArrayUtils; 256import com.android.internal.util.ConcurrentUtils; 257import com.android.internal.util.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.BackgroundDexOptJobService; 264import com.android.server.DeviceIdleController; 265import com.android.server.EventLogTags; 266import com.android.server.FgThread; 267import com.android.server.IntentResolver; 268import com.android.server.LocalServices; 269import com.android.server.LockGuard; 270import com.android.server.ServiceThread; 271import com.android.server.SystemConfig; 272import com.android.server.SystemServerInitThreadPool; 273import com.android.server.Watchdog; 274import com.android.server.net.NetworkPolicyManagerInternal; 275import com.android.server.pm.Installer.InstallerException; 276import com.android.server.pm.PermissionsState.PermissionState; 277import com.android.server.pm.Settings.DatabaseVersion; 278import com.android.server.pm.Settings.VersionInfo; 279import com.android.server.pm.dex.DexManager; 280import com.android.server.storage.DeviceStorageMonitorInternal; 281 282import dalvik.system.CloseGuard; 283import dalvik.system.DexFile; 284import dalvik.system.VMRuntime; 285 286import libcore.io.IoUtils; 287import libcore.util.EmptyArray; 288 289import org.xmlpull.v1.XmlPullParser; 290import org.xmlpull.v1.XmlPullParserException; 291import org.xmlpull.v1.XmlSerializer; 292 293import java.io.BufferedOutputStream; 294import java.io.BufferedReader; 295import java.io.ByteArrayInputStream; 296import java.io.ByteArrayOutputStream; 297import java.io.File; 298import java.io.FileDescriptor; 299import java.io.FileInputStream; 300import java.io.FileNotFoundException; 301import java.io.FileOutputStream; 302import java.io.FileReader; 303import java.io.FilenameFilter; 304import java.io.IOException; 305import java.io.PrintWriter; 306import java.nio.charset.StandardCharsets; 307import java.security.DigestInputStream; 308import java.security.MessageDigest; 309import java.security.NoSuchAlgorithmException; 310import java.security.PublicKey; 311import java.security.SecureRandom; 312import java.security.cert.Certificate; 313import java.security.cert.CertificateEncodingException; 314import java.security.cert.CertificateException; 315import java.text.SimpleDateFormat; 316import java.util.ArrayList; 317import java.util.Arrays; 318import java.util.Collection; 319import java.util.Collections; 320import java.util.Comparator; 321import java.util.Date; 322import java.util.HashMap; 323import java.util.HashSet; 324import java.util.Iterator; 325import java.util.List; 326import java.util.Map; 327import java.util.Objects; 328import java.util.Set; 329import java.util.concurrent.CountDownLatch; 330import java.util.concurrent.Future; 331import java.util.concurrent.TimeUnit; 332import java.util.concurrent.atomic.AtomicBoolean; 333import java.util.concurrent.atomic.AtomicInteger; 334 335/** 336 * Keep track of all those APKs everywhere. 337 * <p> 338 * Internally there are two important locks: 339 * <ul> 340 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 341 * and other related state. It is a fine-grained lock that should only be held 342 * momentarily, as it's one of the most contended locks in the system. 343 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 344 * operations typically involve heavy lifting of application data on disk. Since 345 * {@code installd} is single-threaded, and it's operations can often be slow, 346 * this lock should never be acquired while already holding {@link #mPackages}. 347 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 348 * holding {@link #mInstallLock}. 349 * </ul> 350 * Many internal methods rely on the caller to hold the appropriate locks, and 351 * this contract is expressed through method name suffixes: 352 * <ul> 353 * <li>fooLI(): the caller must hold {@link #mInstallLock} 354 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 355 * being modified must be frozen 356 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 357 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 358 * </ul> 359 * <p> 360 * Because this class is very central to the platform's security; please run all 361 * CTS and unit tests whenever making modifications: 362 * 363 * <pre> 364 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 365 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 366 * </pre> 367 */ 368public class PackageManagerService extends IPackageManager.Stub { 369 static final String TAG = "PackageManager"; 370 static final boolean DEBUG_SETTINGS = false; 371 static final boolean DEBUG_PREFERRED = false; 372 static final boolean DEBUG_UPGRADE = false; 373 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 374 private static final boolean DEBUG_BACKUP = false; 375 private static final boolean DEBUG_INSTALL = false; 376 private static final boolean DEBUG_REMOVE = false; 377 private static final boolean DEBUG_BROADCASTS = false; 378 private static final boolean DEBUG_SHOW_INFO = false; 379 private static final boolean DEBUG_PACKAGE_INFO = false; 380 private static final boolean DEBUG_INTENT_MATCHING = false; 381 private static final boolean DEBUG_PACKAGE_SCANNING = false; 382 private static final boolean DEBUG_VERIFY = false; 383 private static final boolean DEBUG_FILTERS = false; 384 385 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 386 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 387 // user, but by default initialize to this. 388 public static final boolean DEBUG_DEXOPT = false; 389 390 private static final boolean DEBUG_ABI_SELECTION = false; 391 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 392 private static final boolean DEBUG_TRIAGED_MISSING = false; 393 private static final boolean DEBUG_APP_DATA = false; 394 395 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 396 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 397 398 private static final boolean DISABLE_EPHEMERAL_APPS = false; 399 private static final boolean HIDE_EPHEMERAL_APIS = false; 400 401 private static final boolean ENABLE_FREE_CACHE_V2 = 402 SystemProperties.getBoolean("fw.free_cache_v2", true); 403 404 private static final int RADIO_UID = Process.PHONE_UID; 405 private static final int LOG_UID = Process.LOG_UID; 406 private static final int NFC_UID = Process.NFC_UID; 407 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 408 private static final int SHELL_UID = Process.SHELL_UID; 409 410 // Cap the size of permission trees that 3rd party apps can define 411 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 412 413 // Suffix used during package installation when copying/moving 414 // package apks to install directory. 415 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 416 417 static final int SCAN_NO_DEX = 1<<1; 418 static final int SCAN_FORCE_DEX = 1<<2; 419 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 420 static final int SCAN_NEW_INSTALL = 1<<4; 421 static final int SCAN_UPDATE_TIME = 1<<5; 422 static final int SCAN_BOOTING = 1<<6; 423 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 424 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 425 static final int SCAN_REPLACING = 1<<9; 426 static final int SCAN_REQUIRE_KNOWN = 1<<10; 427 static final int SCAN_MOVE = 1<<11; 428 static final int SCAN_INITIAL = 1<<12; 429 static final int SCAN_CHECK_ONLY = 1<<13; 430 static final int SCAN_DONT_KILL_APP = 1<<14; 431 static final int SCAN_IGNORE_FROZEN = 1<<15; 432 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 433 static final int SCAN_AS_INSTANT_APP = 1<<17; 434 static final int SCAN_AS_FULL_APP = 1<<18; 435 /** Should not be with the scan flags */ 436 static final int FLAGS_REMOVE_CHATTY = 1<<31; 437 438 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 439 440 private static final int[] EMPTY_INT_ARRAY = new int[0]; 441 442 /** 443 * Timeout (in milliseconds) after which the watchdog should declare that 444 * our handler thread is wedged. The usual default for such things is one 445 * minute but we sometimes do very lengthy I/O operations on this thread, 446 * such as installing multi-gigabyte applications, so ours needs to be longer. 447 */ 448 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 449 450 /** 451 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 452 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 453 * settings entry if available, otherwise we use the hardcoded default. If it's been 454 * more than this long since the last fstrim, we force one during the boot sequence. 455 * 456 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 457 * one gets run at the next available charging+idle time. This final mandatory 458 * no-fstrim check kicks in only of the other scheduling criteria is never met. 459 */ 460 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 461 462 /** 463 * Whether verification is enabled by default. 464 */ 465 private static final boolean DEFAULT_VERIFY_ENABLE = true; 466 467 /** 468 * The default maximum time to wait for the verification agent to return in 469 * milliseconds. 470 */ 471 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 472 473 /** 474 * The default response for package verification timeout. 475 * 476 * This can be either PackageManager.VERIFICATION_ALLOW or 477 * PackageManager.VERIFICATION_REJECT. 478 */ 479 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 480 481 static final String PLATFORM_PACKAGE_NAME = "android"; 482 483 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 484 485 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 486 DEFAULT_CONTAINER_PACKAGE, 487 "com.android.defcontainer.DefaultContainerService"); 488 489 private static final String KILL_APP_REASON_GIDS_CHANGED = 490 "permission grant or revoke changed gids"; 491 492 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 493 "permissions revoked"; 494 495 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 496 497 private static final String PACKAGE_SCHEME = "package"; 498 499 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 500 501 /** Permission grant: not grant the permission. */ 502 private static final int GRANT_DENIED = 1; 503 504 /** Permission grant: grant the permission as an install permission. */ 505 private static final int GRANT_INSTALL = 2; 506 507 /** Permission grant: grant the permission as a runtime one. */ 508 private static final int GRANT_RUNTIME = 3; 509 510 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 511 private static final int GRANT_UPGRADE = 4; 512 513 /** Canonical intent used to identify what counts as a "web browser" app */ 514 private static final Intent sBrowserIntent; 515 static { 516 sBrowserIntent = new Intent(); 517 sBrowserIntent.setAction(Intent.ACTION_VIEW); 518 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 519 sBrowserIntent.setData(Uri.parse("http:")); 520 } 521 522 /** 523 * The set of all protected actions [i.e. those actions for which a high priority 524 * intent filter is disallowed]. 525 */ 526 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 527 static { 528 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 531 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 532 } 533 534 // Compilation reasons. 535 public static final int REASON_FIRST_BOOT = 0; 536 public static final int REASON_BOOT = 1; 537 public static final int REASON_INSTALL = 2; 538 public static final int REASON_BACKGROUND_DEXOPT = 3; 539 public static final int REASON_AB_OTA = 4; 540 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 541 public static final int REASON_SHARED_APK = 6; 542 public static final int REASON_FORCED_DEXOPT = 7; 543 public static final int REASON_CORE_APP = 8; 544 545 public static final int REASON_LAST = REASON_CORE_APP; 546 547 /** All dangerous permission names in the same order as the events in MetricsEvent */ 548 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 549 Manifest.permission.READ_CALENDAR, 550 Manifest.permission.WRITE_CALENDAR, 551 Manifest.permission.CAMERA, 552 Manifest.permission.READ_CONTACTS, 553 Manifest.permission.WRITE_CONTACTS, 554 Manifest.permission.GET_ACCOUNTS, 555 Manifest.permission.ACCESS_FINE_LOCATION, 556 Manifest.permission.ACCESS_COARSE_LOCATION, 557 Manifest.permission.RECORD_AUDIO, 558 Manifest.permission.READ_PHONE_STATE, 559 Manifest.permission.CALL_PHONE, 560 Manifest.permission.READ_CALL_LOG, 561 Manifest.permission.WRITE_CALL_LOG, 562 Manifest.permission.ADD_VOICEMAIL, 563 Manifest.permission.USE_SIP, 564 Manifest.permission.PROCESS_OUTGOING_CALLS, 565 Manifest.permission.READ_CELL_BROADCASTS, 566 Manifest.permission.BODY_SENSORS, 567 Manifest.permission.SEND_SMS, 568 Manifest.permission.RECEIVE_SMS, 569 Manifest.permission.READ_SMS, 570 Manifest.permission.RECEIVE_WAP_PUSH, 571 Manifest.permission.RECEIVE_MMS, 572 Manifest.permission.READ_EXTERNAL_STORAGE, 573 Manifest.permission.WRITE_EXTERNAL_STORAGE, 574 Manifest.permission.READ_PHONE_NUMBER, 575 Manifest.permission.ANSWER_PHONE_CALLS); 576 577 578 /** 579 * Version number for the package parser cache. Increment this whenever the format or 580 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 581 */ 582 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 583 584 /** 585 * Whether the package parser cache is enabled. 586 */ 587 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 588 589 final ServiceThread mHandlerThread; 590 591 final PackageHandler mHandler; 592 593 private final ProcessLoggingHandler mProcessLoggingHandler; 594 595 /** 596 * Messages for {@link #mHandler} that need to wait for system ready before 597 * being dispatched. 598 */ 599 private ArrayList<Message> mPostSystemReadyMessages; 600 601 final int mSdkVersion = Build.VERSION.SDK_INT; 602 603 final Context mContext; 604 final boolean mFactoryTest; 605 final boolean mOnlyCore; 606 final DisplayMetrics mMetrics; 607 final int mDefParseFlags; 608 final String[] mSeparateProcesses; 609 final boolean mIsUpgrade; 610 final boolean mIsPreNUpgrade; 611 final boolean mIsPreNMR1Upgrade; 612 613 @GuardedBy("mPackages") 614 private boolean mDexOptDialogShown; 615 616 /** The location for ASEC container files on internal storage. */ 617 final String mAsecInternalPath; 618 619 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 620 // LOCK HELD. Can be called with mInstallLock held. 621 @GuardedBy("mInstallLock") 622 final Installer mInstaller; 623 624 /** Directory where installed third-party apps stored */ 625 final File mAppInstallDir; 626 627 /** 628 * Directory to which applications installed internally have their 629 * 32 bit native libraries copied. 630 */ 631 private File mAppLib32InstallDir; 632 633 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 634 // apps. 635 final File mDrmAppPrivateInstallDir; 636 637 // ---------------------------------------------------------------- 638 639 // Lock for state used when installing and doing other long running 640 // operations. Methods that must be called with this lock held have 641 // the suffix "LI". 642 final Object mInstallLock = new Object(); 643 644 // ---------------------------------------------------------------- 645 646 // Keys are String (package name), values are Package. This also serves 647 // as the lock for the global state. Methods that must be called with 648 // this lock held have the prefix "LP". 649 @GuardedBy("mPackages") 650 final ArrayMap<String, PackageParser.Package> mPackages = 651 new ArrayMap<String, PackageParser.Package>(); 652 653 final ArrayMap<String, Set<String>> mKnownCodebase = 654 new ArrayMap<String, Set<String>>(); 655 656 // List of APK paths to load for each user and package. This data is never 657 // persisted by the package manager. Instead, the overlay manager will 658 // ensure the data is up-to-date in runtime. 659 @GuardedBy("mPackages") 660 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 661 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 662 663 /** 664 * Tracks new system packages [received in an OTA] that we expect to 665 * find updated user-installed versions. Keys are package name, values 666 * are package location. 667 */ 668 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 669 /** 670 * Tracks high priority intent filters for protected actions. During boot, certain 671 * filter actions are protected and should never be allowed to have a high priority 672 * intent filter for them. However, there is one, and only one exception -- the 673 * setup wizard. It must be able to define a high priority intent filter for these 674 * actions to ensure there are no escapes from the wizard. We need to delay processing 675 * of these during boot as we need to look at all of the system packages in order 676 * to know which component is the setup wizard. 677 */ 678 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 679 /** 680 * Whether or not processing protected filters should be deferred. 681 */ 682 private boolean mDeferProtectedFilters = true; 683 684 /** 685 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 686 */ 687 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 688 /** 689 * Whether or not system app permissions should be promoted from install to runtime. 690 */ 691 boolean mPromoteSystemApps; 692 693 @GuardedBy("mPackages") 694 final Settings mSettings; 695 696 /** 697 * Set of package names that are currently "frozen", which means active 698 * surgery is being done on the code/data for that package. The platform 699 * will refuse to launch frozen packages to avoid race conditions. 700 * 701 * @see PackageFreezer 702 */ 703 @GuardedBy("mPackages") 704 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 705 706 final ProtectedPackages mProtectedPackages; 707 708 boolean mFirstBoot; 709 710 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 711 712 // System configuration read by SystemConfig. 713 final int[] mGlobalGids; 714 final SparseArray<ArraySet<String>> mSystemPermissions; 715 @GuardedBy("mAvailableFeatures") 716 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 717 718 // If mac_permissions.xml was found for seinfo labeling. 719 boolean mFoundPolicyFile; 720 721 private final InstantAppRegistry mInstantAppRegistry; 722 723 @GuardedBy("mPackages") 724 int mChangedPackagesSequenceNumber; 725 /** 726 * List of changed [installed, removed or updated] packages. 727 * mapping from user id -> sequence number -> package name 728 */ 729 @GuardedBy("mPackages") 730 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 731 /** 732 * The sequence number of the last change to a package. 733 * mapping from user id -> package name -> sequence number 734 */ 735 @GuardedBy("mPackages") 736 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 737 738 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 739 @Override public boolean hasFeature(String feature) { 740 return PackageManagerService.this.hasSystemFeature(feature, 0); 741 } 742 }; 743 744 public static final class SharedLibraryEntry { 745 public final String path; 746 public final String apk; 747 public final SharedLibraryInfo info; 748 749 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 750 String declaringPackageName, int declaringPackageVersionCode) { 751 path = _path; 752 apk = _apk; 753 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 754 declaringPackageName, declaringPackageVersionCode), null); 755 } 756 } 757 758 // Currently known shared libraries. 759 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 760 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 761 new ArrayMap<>(); 762 763 // All available activities, for your resolving pleasure. 764 final ActivityIntentResolver mActivities = 765 new ActivityIntentResolver(); 766 767 // All available receivers, for your resolving pleasure. 768 final ActivityIntentResolver mReceivers = 769 new ActivityIntentResolver(); 770 771 // All available services, for your resolving pleasure. 772 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 773 774 // All available providers, for your resolving pleasure. 775 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 776 777 // Mapping from provider base names (first directory in content URI codePath) 778 // to the provider information. 779 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 780 new ArrayMap<String, PackageParser.Provider>(); 781 782 // Mapping from instrumentation class names to info about them. 783 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 784 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 785 786 // Mapping from permission names to info about them. 787 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 788 new ArrayMap<String, PackageParser.PermissionGroup>(); 789 790 // Packages whose data we have transfered into another package, thus 791 // should no longer exist. 792 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 793 794 // Broadcast actions that are only available to the system. 795 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 796 797 /** List of packages waiting for verification. */ 798 final SparseArray<PackageVerificationState> mPendingVerification 799 = new SparseArray<PackageVerificationState>(); 800 801 /** Set of packages associated with each app op permission. */ 802 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 803 804 final PackageInstallerService mInstallerService; 805 806 private final PackageDexOptimizer mPackageDexOptimizer; 807 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 808 // is used by other apps). 809 private final DexManager mDexManager; 810 811 private AtomicInteger mNextMoveId = new AtomicInteger(); 812 private final MoveCallbacks mMoveCallbacks; 813 814 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 815 816 // Cache of users who need badging. 817 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 818 819 /** Token for keys in mPendingVerification. */ 820 private int mPendingVerificationToken = 0; 821 822 volatile boolean mSystemReady; 823 volatile boolean mSafeMode; 824 volatile boolean mHasSystemUidErrors; 825 826 ApplicationInfo mAndroidApplication; 827 final ActivityInfo mResolveActivity = new ActivityInfo(); 828 final ResolveInfo mResolveInfo = new ResolveInfo(); 829 ComponentName mResolveComponentName; 830 PackageParser.Package mPlatformPackage; 831 ComponentName mCustomResolverComponentName; 832 833 boolean mResolverReplaced = false; 834 835 private final @Nullable ComponentName mIntentFilterVerifierComponent; 836 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 837 838 private int mIntentFilterVerificationToken = 0; 839 840 /** The service connection to the ephemeral resolver */ 841 final EphemeralResolverConnection mInstantAppResolverConnection; 842 843 /** Component used to install ephemeral applications */ 844 ComponentName mInstantAppInstallerComponent; 845 final ActivityInfo mInstantAppInstallerActivity = new ActivityInfo(); 846 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 847 848 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 849 = new SparseArray<IntentFilterVerificationState>(); 850 851 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 852 853 // List of packages names to keep cached, even if they are uninstalled for all users 854 private List<String> mKeepUninstalledPackages; 855 856 private UserManagerInternal mUserManagerInternal; 857 858 private DeviceIdleController.LocalService mDeviceIdleController; 859 860 private File mCacheDir; 861 862 private ArraySet<String> mPrivappPermissionsViolations; 863 864 private Future<?> mPrepareAppDataFuture; 865 866 private static class IFVerificationParams { 867 PackageParser.Package pkg; 868 boolean replacing; 869 int userId; 870 int verifierUid; 871 872 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 873 int _userId, int _verifierUid) { 874 pkg = _pkg; 875 replacing = _replacing; 876 userId = _userId; 877 replacing = _replacing; 878 verifierUid = _verifierUid; 879 } 880 } 881 882 private interface IntentFilterVerifier<T extends IntentFilter> { 883 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 884 T filter, String packageName); 885 void startVerifications(int userId); 886 void receiveVerificationResponse(int verificationId); 887 } 888 889 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 890 private Context mContext; 891 private ComponentName mIntentFilterVerifierComponent; 892 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 893 894 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 895 mContext = context; 896 mIntentFilterVerifierComponent = verifierComponent; 897 } 898 899 private String getDefaultScheme() { 900 return IntentFilter.SCHEME_HTTPS; 901 } 902 903 @Override 904 public void startVerifications(int userId) { 905 // Launch verifications requests 906 int count = mCurrentIntentFilterVerifications.size(); 907 for (int n=0; n<count; n++) { 908 int verificationId = mCurrentIntentFilterVerifications.get(n); 909 final IntentFilterVerificationState ivs = 910 mIntentFilterVerificationStates.get(verificationId); 911 912 String packageName = ivs.getPackageName(); 913 914 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 915 final int filterCount = filters.size(); 916 ArraySet<String> domainsSet = new ArraySet<>(); 917 for (int m=0; m<filterCount; m++) { 918 PackageParser.ActivityIntentInfo filter = filters.get(m); 919 domainsSet.addAll(filter.getHostsList()); 920 } 921 synchronized (mPackages) { 922 if (mSettings.createIntentFilterVerificationIfNeededLPw( 923 packageName, domainsSet) != null) { 924 scheduleWriteSettingsLocked(); 925 } 926 } 927 sendVerificationRequest(userId, verificationId, ivs); 928 } 929 mCurrentIntentFilterVerifications.clear(); 930 } 931 932 private void sendVerificationRequest(int userId, int verificationId, 933 IntentFilterVerificationState ivs) { 934 935 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 936 verificationIntent.putExtra( 937 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 938 verificationId); 939 verificationIntent.putExtra( 940 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 941 getDefaultScheme()); 942 verificationIntent.putExtra( 943 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 944 ivs.getHostsString()); 945 verificationIntent.putExtra( 946 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 947 ivs.getPackageName()); 948 verificationIntent.setComponent(mIntentFilterVerifierComponent); 949 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 950 951 UserHandle user = new UserHandle(userId); 952 mContext.sendBroadcastAsUser(verificationIntent, user); 953 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 954 "Sending IntentFilter verification broadcast"); 955 } 956 957 public void receiveVerificationResponse(int verificationId) { 958 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 959 960 final boolean verified = ivs.isVerified(); 961 962 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 963 final int count = filters.size(); 964 if (DEBUG_DOMAIN_VERIFICATION) { 965 Slog.i(TAG, "Received verification response " + verificationId 966 + " for " + count + " filters, verified=" + verified); 967 } 968 for (int n=0; n<count; n++) { 969 PackageParser.ActivityIntentInfo filter = filters.get(n); 970 filter.setVerified(verified); 971 972 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 973 + " verified with result:" + verified + " and hosts:" 974 + ivs.getHostsString()); 975 } 976 977 mIntentFilterVerificationStates.remove(verificationId); 978 979 final String packageName = ivs.getPackageName(); 980 IntentFilterVerificationInfo ivi = null; 981 982 synchronized (mPackages) { 983 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 984 } 985 if (ivi == null) { 986 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 987 + verificationId + " packageName:" + packageName); 988 return; 989 } 990 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 991 "Updating IntentFilterVerificationInfo for package " + packageName 992 +" verificationId:" + verificationId); 993 994 synchronized (mPackages) { 995 if (verified) { 996 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 997 } else { 998 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 999 } 1000 scheduleWriteSettingsLocked(); 1001 1002 final int userId = ivs.getUserId(); 1003 if (userId != UserHandle.USER_ALL) { 1004 final int userStatus = 1005 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1006 1007 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1008 boolean needUpdate = false; 1009 1010 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1011 // already been set by the User thru the Disambiguation dialog 1012 switch (userStatus) { 1013 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1014 if (verified) { 1015 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1016 } else { 1017 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1018 } 1019 needUpdate = true; 1020 break; 1021 1022 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1023 if (verified) { 1024 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1025 needUpdate = true; 1026 } 1027 break; 1028 1029 default: 1030 // Nothing to do 1031 } 1032 1033 if (needUpdate) { 1034 mSettings.updateIntentFilterVerificationStatusLPw( 1035 packageName, updatedStatus, userId); 1036 scheduleWritePackageRestrictionsLocked(userId); 1037 } 1038 } 1039 } 1040 } 1041 1042 @Override 1043 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1044 ActivityIntentInfo filter, String packageName) { 1045 if (!hasValidDomains(filter)) { 1046 return false; 1047 } 1048 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1049 if (ivs == null) { 1050 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1051 packageName); 1052 } 1053 if (DEBUG_DOMAIN_VERIFICATION) { 1054 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1055 } 1056 ivs.addFilter(filter); 1057 return true; 1058 } 1059 1060 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1061 int userId, int verificationId, String packageName) { 1062 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1063 verifierUid, userId, packageName); 1064 ivs.setPendingState(); 1065 synchronized (mPackages) { 1066 mIntentFilterVerificationStates.append(verificationId, ivs); 1067 mCurrentIntentFilterVerifications.add(verificationId); 1068 } 1069 return ivs; 1070 } 1071 } 1072 1073 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1074 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1075 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1076 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1077 } 1078 1079 // Set of pending broadcasts for aggregating enable/disable of components. 1080 static class PendingPackageBroadcasts { 1081 // for each user id, a map of <package name -> components within that package> 1082 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1083 1084 public PendingPackageBroadcasts() { 1085 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1086 } 1087 1088 public ArrayList<String> get(int userId, String packageName) { 1089 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1090 return packages.get(packageName); 1091 } 1092 1093 public void put(int userId, String packageName, ArrayList<String> components) { 1094 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1095 packages.put(packageName, components); 1096 } 1097 1098 public void remove(int userId, String packageName) { 1099 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1100 if (packages != null) { 1101 packages.remove(packageName); 1102 } 1103 } 1104 1105 public void remove(int userId) { 1106 mUidMap.remove(userId); 1107 } 1108 1109 public int userIdCount() { 1110 return mUidMap.size(); 1111 } 1112 1113 public int userIdAt(int n) { 1114 return mUidMap.keyAt(n); 1115 } 1116 1117 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1118 return mUidMap.get(userId); 1119 } 1120 1121 public int size() { 1122 // total number of pending broadcast entries across all userIds 1123 int num = 0; 1124 for (int i = 0; i< mUidMap.size(); i++) { 1125 num += mUidMap.valueAt(i).size(); 1126 } 1127 return num; 1128 } 1129 1130 public void clear() { 1131 mUidMap.clear(); 1132 } 1133 1134 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1135 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1136 if (map == null) { 1137 map = new ArrayMap<String, ArrayList<String>>(); 1138 mUidMap.put(userId, map); 1139 } 1140 return map; 1141 } 1142 } 1143 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1144 1145 // Service Connection to remote media container service to copy 1146 // package uri's from external media onto secure containers 1147 // or internal storage. 1148 private IMediaContainerService mContainerService = null; 1149 1150 static final int SEND_PENDING_BROADCAST = 1; 1151 static final int MCS_BOUND = 3; 1152 static final int END_COPY = 4; 1153 static final int INIT_COPY = 5; 1154 static final int MCS_UNBIND = 6; 1155 static final int START_CLEANING_PACKAGE = 7; 1156 static final int FIND_INSTALL_LOC = 8; 1157 static final int POST_INSTALL = 9; 1158 static final int MCS_RECONNECT = 10; 1159 static final int MCS_GIVE_UP = 11; 1160 static final int UPDATED_MEDIA_STATUS = 12; 1161 static final int WRITE_SETTINGS = 13; 1162 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1163 static final int PACKAGE_VERIFIED = 15; 1164 static final int CHECK_PENDING_VERIFICATION = 16; 1165 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1166 static final int INTENT_FILTER_VERIFIED = 18; 1167 static final int WRITE_PACKAGE_LIST = 19; 1168 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1169 1170 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1171 1172 // Delay time in millisecs 1173 static final int BROADCAST_DELAY = 10 * 1000; 1174 1175 static UserManagerService sUserManager; 1176 1177 // Stores a list of users whose package restrictions file needs to be updated 1178 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1179 1180 final private DefaultContainerConnection mDefContainerConn = 1181 new DefaultContainerConnection(); 1182 class DefaultContainerConnection implements ServiceConnection { 1183 public void onServiceConnected(ComponentName name, IBinder service) { 1184 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1185 final IMediaContainerService imcs = IMediaContainerService.Stub 1186 .asInterface(Binder.allowBlocking(service)); 1187 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1188 } 1189 1190 public void onServiceDisconnected(ComponentName name) { 1191 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1192 } 1193 } 1194 1195 // Recordkeeping of restore-after-install operations that are currently in flight 1196 // between the Package Manager and the Backup Manager 1197 static class PostInstallData { 1198 public InstallArgs args; 1199 public PackageInstalledInfo res; 1200 1201 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1202 args = _a; 1203 res = _r; 1204 } 1205 } 1206 1207 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1208 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1209 1210 // XML tags for backup/restore of various bits of state 1211 private static final String TAG_PREFERRED_BACKUP = "pa"; 1212 private static final String TAG_DEFAULT_APPS = "da"; 1213 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1214 1215 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1216 private static final String TAG_ALL_GRANTS = "rt-grants"; 1217 private static final String TAG_GRANT = "grant"; 1218 private static final String ATTR_PACKAGE_NAME = "pkg"; 1219 1220 private static final String TAG_PERMISSION = "perm"; 1221 private static final String ATTR_PERMISSION_NAME = "name"; 1222 private static final String ATTR_IS_GRANTED = "g"; 1223 private static final String ATTR_USER_SET = "set"; 1224 private static final String ATTR_USER_FIXED = "fixed"; 1225 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1226 1227 // System/policy permission grants are not backed up 1228 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1229 FLAG_PERMISSION_POLICY_FIXED 1230 | FLAG_PERMISSION_SYSTEM_FIXED 1231 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1232 1233 // And we back up these user-adjusted states 1234 private static final int USER_RUNTIME_GRANT_MASK = 1235 FLAG_PERMISSION_USER_SET 1236 | FLAG_PERMISSION_USER_FIXED 1237 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1238 1239 final @Nullable String mRequiredVerifierPackage; 1240 final @NonNull String mRequiredInstallerPackage; 1241 final @NonNull String mRequiredUninstallerPackage; 1242 final @Nullable String mSetupWizardPackage; 1243 final @Nullable String mStorageManagerPackage; 1244 final @NonNull String mServicesSystemSharedLibraryPackageName; 1245 final @NonNull String mSharedSystemSharedLibraryPackageName; 1246 1247 final boolean mPermissionReviewRequired; 1248 1249 private final PackageUsage mPackageUsage = new PackageUsage(); 1250 private final CompilerStats mCompilerStats = new CompilerStats(); 1251 1252 class PackageHandler extends Handler { 1253 private boolean mBound = false; 1254 final ArrayList<HandlerParams> mPendingInstalls = 1255 new ArrayList<HandlerParams>(); 1256 1257 private boolean connectToService() { 1258 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1259 " DefaultContainerService"); 1260 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1261 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1262 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1263 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1264 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1265 mBound = true; 1266 return true; 1267 } 1268 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1269 return false; 1270 } 1271 1272 private void disconnectService() { 1273 mContainerService = null; 1274 mBound = false; 1275 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1276 mContext.unbindService(mDefContainerConn); 1277 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1278 } 1279 1280 PackageHandler(Looper looper) { 1281 super(looper); 1282 } 1283 1284 public void handleMessage(Message msg) { 1285 try { 1286 doHandleMessage(msg); 1287 } finally { 1288 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1289 } 1290 } 1291 1292 void doHandleMessage(Message msg) { 1293 switch (msg.what) { 1294 case INIT_COPY: { 1295 HandlerParams params = (HandlerParams) msg.obj; 1296 int idx = mPendingInstalls.size(); 1297 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1298 // If a bind was already initiated we dont really 1299 // need to do anything. The pending install 1300 // will be processed later on. 1301 if (!mBound) { 1302 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1303 System.identityHashCode(mHandler)); 1304 // If this is the only one pending we might 1305 // have to bind to the service again. 1306 if (!connectToService()) { 1307 Slog.e(TAG, "Failed to bind to media container service"); 1308 params.serviceError(); 1309 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1310 System.identityHashCode(mHandler)); 1311 if (params.traceMethod != null) { 1312 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1313 params.traceCookie); 1314 } 1315 return; 1316 } else { 1317 // Once we bind to the service, the first 1318 // pending request will be processed. 1319 mPendingInstalls.add(idx, params); 1320 } 1321 } else { 1322 mPendingInstalls.add(idx, params); 1323 // Already bound to the service. Just make 1324 // sure we trigger off processing the first request. 1325 if (idx == 0) { 1326 mHandler.sendEmptyMessage(MCS_BOUND); 1327 } 1328 } 1329 break; 1330 } 1331 case MCS_BOUND: { 1332 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1333 if (msg.obj != null) { 1334 mContainerService = (IMediaContainerService) msg.obj; 1335 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1336 System.identityHashCode(mHandler)); 1337 } 1338 if (mContainerService == null) { 1339 if (!mBound) { 1340 // Something seriously wrong since we are not bound and we are not 1341 // waiting for connection. Bail out. 1342 Slog.e(TAG, "Cannot bind to media container service"); 1343 for (HandlerParams params : mPendingInstalls) { 1344 // Indicate service bind error 1345 params.serviceError(); 1346 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1347 System.identityHashCode(params)); 1348 if (params.traceMethod != null) { 1349 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1350 params.traceMethod, params.traceCookie); 1351 } 1352 return; 1353 } 1354 mPendingInstalls.clear(); 1355 } else { 1356 Slog.w(TAG, "Waiting to connect to media container service"); 1357 } 1358 } else if (mPendingInstalls.size() > 0) { 1359 HandlerParams params = mPendingInstalls.get(0); 1360 if (params != null) { 1361 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1362 System.identityHashCode(params)); 1363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1364 if (params.startCopy()) { 1365 // We are done... look for more work or to 1366 // go idle. 1367 if (DEBUG_SD_INSTALL) Log.i(TAG, 1368 "Checking for more work or unbind..."); 1369 // Delete pending install 1370 if (mPendingInstalls.size() > 0) { 1371 mPendingInstalls.remove(0); 1372 } 1373 if (mPendingInstalls.size() == 0) { 1374 if (mBound) { 1375 if (DEBUG_SD_INSTALL) Log.i(TAG, 1376 "Posting delayed MCS_UNBIND"); 1377 removeMessages(MCS_UNBIND); 1378 Message ubmsg = obtainMessage(MCS_UNBIND); 1379 // Unbind after a little delay, to avoid 1380 // continual thrashing. 1381 sendMessageDelayed(ubmsg, 10000); 1382 } 1383 } else { 1384 // There are more pending requests in queue. 1385 // Just post MCS_BOUND message to trigger processing 1386 // of next pending install. 1387 if (DEBUG_SD_INSTALL) Log.i(TAG, 1388 "Posting MCS_BOUND for next work"); 1389 mHandler.sendEmptyMessage(MCS_BOUND); 1390 } 1391 } 1392 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1393 } 1394 } else { 1395 // Should never happen ideally. 1396 Slog.w(TAG, "Empty queue"); 1397 } 1398 break; 1399 } 1400 case MCS_RECONNECT: { 1401 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1402 if (mPendingInstalls.size() > 0) { 1403 if (mBound) { 1404 disconnectService(); 1405 } 1406 if (!connectToService()) { 1407 Slog.e(TAG, "Failed to bind to media container service"); 1408 for (HandlerParams params : mPendingInstalls) { 1409 // Indicate service bind error 1410 params.serviceError(); 1411 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1412 System.identityHashCode(params)); 1413 } 1414 mPendingInstalls.clear(); 1415 } 1416 } 1417 break; 1418 } 1419 case MCS_UNBIND: { 1420 // If there is no actual work left, then time to unbind. 1421 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1422 1423 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1424 if (mBound) { 1425 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1426 1427 disconnectService(); 1428 } 1429 } else if (mPendingInstalls.size() > 0) { 1430 // There are more pending requests in queue. 1431 // Just post MCS_BOUND message to trigger processing 1432 // of next pending install. 1433 mHandler.sendEmptyMessage(MCS_BOUND); 1434 } 1435 1436 break; 1437 } 1438 case MCS_GIVE_UP: { 1439 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1440 HandlerParams params = mPendingInstalls.remove(0); 1441 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1442 System.identityHashCode(params)); 1443 break; 1444 } 1445 case SEND_PENDING_BROADCAST: { 1446 String packages[]; 1447 ArrayList<String> components[]; 1448 int size = 0; 1449 int uids[]; 1450 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1451 synchronized (mPackages) { 1452 if (mPendingBroadcasts == null) { 1453 return; 1454 } 1455 size = mPendingBroadcasts.size(); 1456 if (size <= 0) { 1457 // Nothing to be done. Just return 1458 return; 1459 } 1460 packages = new String[size]; 1461 components = new ArrayList[size]; 1462 uids = new int[size]; 1463 int i = 0; // filling out the above arrays 1464 1465 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1466 int packageUserId = mPendingBroadcasts.userIdAt(n); 1467 Iterator<Map.Entry<String, ArrayList<String>>> it 1468 = mPendingBroadcasts.packagesForUserId(packageUserId) 1469 .entrySet().iterator(); 1470 while (it.hasNext() && i < size) { 1471 Map.Entry<String, ArrayList<String>> ent = it.next(); 1472 packages[i] = ent.getKey(); 1473 components[i] = ent.getValue(); 1474 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1475 uids[i] = (ps != null) 1476 ? UserHandle.getUid(packageUserId, ps.appId) 1477 : -1; 1478 i++; 1479 } 1480 } 1481 size = i; 1482 mPendingBroadcasts.clear(); 1483 } 1484 // Send broadcasts 1485 for (int i = 0; i < size; i++) { 1486 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1487 } 1488 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1489 break; 1490 } 1491 case START_CLEANING_PACKAGE: { 1492 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1493 final String packageName = (String)msg.obj; 1494 final int userId = msg.arg1; 1495 final boolean andCode = msg.arg2 != 0; 1496 synchronized (mPackages) { 1497 if (userId == UserHandle.USER_ALL) { 1498 int[] users = sUserManager.getUserIds(); 1499 for (int user : users) { 1500 mSettings.addPackageToCleanLPw( 1501 new PackageCleanItem(user, packageName, andCode)); 1502 } 1503 } else { 1504 mSettings.addPackageToCleanLPw( 1505 new PackageCleanItem(userId, packageName, andCode)); 1506 } 1507 } 1508 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1509 startCleaningPackages(); 1510 } break; 1511 case POST_INSTALL: { 1512 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1513 1514 PostInstallData data = mRunningInstalls.get(msg.arg1); 1515 final boolean didRestore = (msg.arg2 != 0); 1516 mRunningInstalls.delete(msg.arg1); 1517 1518 if (data != null) { 1519 InstallArgs args = data.args; 1520 PackageInstalledInfo parentRes = data.res; 1521 1522 final boolean grantPermissions = (args.installFlags 1523 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1524 final boolean killApp = (args.installFlags 1525 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1526 final String[] grantedPermissions = args.installGrantPermissions; 1527 1528 // Handle the parent package 1529 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1530 grantedPermissions, didRestore, args.installerPackageName, 1531 args.observer); 1532 1533 // Handle the child packages 1534 final int childCount = (parentRes.addedChildPackages != null) 1535 ? parentRes.addedChildPackages.size() : 0; 1536 for (int i = 0; i < childCount; i++) { 1537 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1538 handlePackagePostInstall(childRes, grantPermissions, killApp, 1539 grantedPermissions, false, args.installerPackageName, 1540 args.observer); 1541 } 1542 1543 // Log tracing if needed 1544 if (args.traceMethod != null) { 1545 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1546 args.traceCookie); 1547 } 1548 } else { 1549 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1550 } 1551 1552 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1553 } break; 1554 case UPDATED_MEDIA_STATUS: { 1555 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1556 boolean reportStatus = msg.arg1 == 1; 1557 boolean doGc = msg.arg2 == 1; 1558 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1559 if (doGc) { 1560 // Force a gc to clear up stale containers. 1561 Runtime.getRuntime().gc(); 1562 } 1563 if (msg.obj != null) { 1564 @SuppressWarnings("unchecked") 1565 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1566 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1567 // Unload containers 1568 unloadAllContainers(args); 1569 } 1570 if (reportStatus) { 1571 try { 1572 if (DEBUG_SD_INSTALL) Log.i(TAG, 1573 "Invoking StorageManagerService call back"); 1574 PackageHelper.getStorageManager().finishMediaUpdate(); 1575 } catch (RemoteException e) { 1576 Log.e(TAG, "StorageManagerService not running?"); 1577 } 1578 } 1579 } break; 1580 case WRITE_SETTINGS: { 1581 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1582 synchronized (mPackages) { 1583 removeMessages(WRITE_SETTINGS); 1584 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1585 mSettings.writeLPr(); 1586 mDirtyUsers.clear(); 1587 } 1588 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1589 } break; 1590 case WRITE_PACKAGE_RESTRICTIONS: { 1591 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1592 synchronized (mPackages) { 1593 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1594 for (int userId : mDirtyUsers) { 1595 mSettings.writePackageRestrictionsLPr(userId); 1596 } 1597 mDirtyUsers.clear(); 1598 } 1599 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1600 } break; 1601 case WRITE_PACKAGE_LIST: { 1602 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1603 synchronized (mPackages) { 1604 removeMessages(WRITE_PACKAGE_LIST); 1605 mSettings.writePackageListLPr(msg.arg1); 1606 } 1607 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1608 } break; 1609 case CHECK_PENDING_VERIFICATION: { 1610 final int verificationId = msg.arg1; 1611 final PackageVerificationState state = mPendingVerification.get(verificationId); 1612 1613 if ((state != null) && !state.timeoutExtended()) { 1614 final InstallArgs args = state.getInstallArgs(); 1615 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1616 1617 Slog.i(TAG, "Verification timed out for " + originUri); 1618 mPendingVerification.remove(verificationId); 1619 1620 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1621 1622 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1623 Slog.i(TAG, "Continuing with installation of " + originUri); 1624 state.setVerifierResponse(Binder.getCallingUid(), 1625 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1626 broadcastPackageVerified(verificationId, originUri, 1627 PackageManager.VERIFICATION_ALLOW, 1628 state.getInstallArgs().getUser()); 1629 try { 1630 ret = args.copyApk(mContainerService, true); 1631 } catch (RemoteException e) { 1632 Slog.e(TAG, "Could not contact the ContainerService"); 1633 } 1634 } else { 1635 broadcastPackageVerified(verificationId, originUri, 1636 PackageManager.VERIFICATION_REJECT, 1637 state.getInstallArgs().getUser()); 1638 } 1639 1640 Trace.asyncTraceEnd( 1641 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1642 1643 processPendingInstall(args, ret); 1644 mHandler.sendEmptyMessage(MCS_UNBIND); 1645 } 1646 break; 1647 } 1648 case PACKAGE_VERIFIED: { 1649 final int verificationId = msg.arg1; 1650 1651 final PackageVerificationState state = mPendingVerification.get(verificationId); 1652 if (state == null) { 1653 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1654 break; 1655 } 1656 1657 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1658 1659 state.setVerifierResponse(response.callerUid, response.code); 1660 1661 if (state.isVerificationComplete()) { 1662 mPendingVerification.remove(verificationId); 1663 1664 final InstallArgs args = state.getInstallArgs(); 1665 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1666 1667 int ret; 1668 if (state.isInstallAllowed()) { 1669 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1670 broadcastPackageVerified(verificationId, originUri, 1671 response.code, state.getInstallArgs().getUser()); 1672 try { 1673 ret = args.copyApk(mContainerService, true); 1674 } catch (RemoteException e) { 1675 Slog.e(TAG, "Could not contact the ContainerService"); 1676 } 1677 } else { 1678 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1679 } 1680 1681 Trace.asyncTraceEnd( 1682 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1683 1684 processPendingInstall(args, ret); 1685 mHandler.sendEmptyMessage(MCS_UNBIND); 1686 } 1687 1688 break; 1689 } 1690 case START_INTENT_FILTER_VERIFICATIONS: { 1691 IFVerificationParams params = (IFVerificationParams) msg.obj; 1692 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1693 params.replacing, params.pkg); 1694 break; 1695 } 1696 case INTENT_FILTER_VERIFIED: { 1697 final int verificationId = msg.arg1; 1698 1699 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1700 verificationId); 1701 if (state == null) { 1702 Slog.w(TAG, "Invalid IntentFilter verification token " 1703 + verificationId + " received"); 1704 break; 1705 } 1706 1707 final int userId = state.getUserId(); 1708 1709 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1710 "Processing IntentFilter verification with token:" 1711 + verificationId + " and userId:" + userId); 1712 1713 final IntentFilterVerificationResponse response = 1714 (IntentFilterVerificationResponse) msg.obj; 1715 1716 state.setVerifierResponse(response.callerUid, response.code); 1717 1718 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1719 "IntentFilter verification with token:" + verificationId 1720 + " and userId:" + userId 1721 + " is settings verifier response with response code:" 1722 + response.code); 1723 1724 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1725 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1726 + response.getFailedDomainsString()); 1727 } 1728 1729 if (state.isVerificationComplete()) { 1730 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1731 } else { 1732 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1733 "IntentFilter verification with token:" + verificationId 1734 + " was not said to be complete"); 1735 } 1736 1737 break; 1738 } 1739 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1740 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1741 mInstantAppResolverConnection, 1742 (InstantAppRequest) msg.obj, 1743 mInstantAppInstallerActivity, 1744 mHandler); 1745 } 1746 } 1747 } 1748 } 1749 1750 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1751 boolean killApp, String[] grantedPermissions, 1752 boolean launchedForRestore, String installerPackage, 1753 IPackageInstallObserver2 installObserver) { 1754 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1755 // Send the removed broadcasts 1756 if (res.removedInfo != null) { 1757 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1758 } 1759 1760 // Now that we successfully installed the package, grant runtime 1761 // permissions if requested before broadcasting the install. Also 1762 // for legacy apps in permission review mode we clear the permission 1763 // review flag which is used to emulate runtime permissions for 1764 // legacy apps. 1765 if (grantPermissions) { 1766 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1767 } 1768 1769 final boolean update = res.removedInfo != null 1770 && res.removedInfo.removedPackage != null; 1771 1772 // If this is the first time we have child packages for a disabled privileged 1773 // app that had no children, we grant requested runtime permissions to the new 1774 // children if the parent on the system image had them already granted. 1775 if (res.pkg.parentPackage != null) { 1776 synchronized (mPackages) { 1777 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1778 } 1779 } 1780 1781 synchronized (mPackages) { 1782 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1783 } 1784 1785 final String packageName = res.pkg.applicationInfo.packageName; 1786 1787 // Determine the set of users who are adding this package for 1788 // the first time vs. those who are seeing an update. 1789 int[] firstUsers = EMPTY_INT_ARRAY; 1790 int[] updateUsers = EMPTY_INT_ARRAY; 1791 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1792 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1793 for (int newUser : res.newUsers) { 1794 if (ps.getInstantApp(newUser)) { 1795 continue; 1796 } 1797 if (allNewUsers) { 1798 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1799 continue; 1800 } 1801 boolean isNew = true; 1802 for (int origUser : res.origUsers) { 1803 if (origUser == newUser) { 1804 isNew = false; 1805 break; 1806 } 1807 } 1808 if (isNew) { 1809 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1810 } else { 1811 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1812 } 1813 } 1814 1815 // Send installed broadcasts if the package is not a static shared lib. 1816 if (res.pkg.staticSharedLibName == null) { 1817 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1818 1819 // Send added for users that see the package for the first time 1820 // sendPackageAddedForNewUsers also deals with system apps 1821 int appId = UserHandle.getAppId(res.uid); 1822 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1823 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1824 1825 // Send added for users that don't see the package for the first time 1826 Bundle extras = new Bundle(1); 1827 extras.putInt(Intent.EXTRA_UID, res.uid); 1828 if (update) { 1829 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1830 } 1831 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1832 extras, 0 /*flags*/, null /*targetPackage*/, 1833 null /*finishedReceiver*/, updateUsers); 1834 1835 // Send replaced for users that don't see the package for the first time 1836 if (update) { 1837 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1838 packageName, extras, 0 /*flags*/, 1839 null /*targetPackage*/, null /*finishedReceiver*/, 1840 updateUsers); 1841 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1842 null /*package*/, null /*extras*/, 0 /*flags*/, 1843 packageName /*targetPackage*/, 1844 null /*finishedReceiver*/, updateUsers); 1845 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1846 // First-install and we did a restore, so we're responsible for the 1847 // first-launch broadcast. 1848 if (DEBUG_BACKUP) { 1849 Slog.i(TAG, "Post-restore of " + packageName 1850 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1851 } 1852 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1853 } 1854 1855 // Send broadcast package appeared if forward locked/external for all users 1856 // treat asec-hosted packages like removable media on upgrade 1857 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1858 if (DEBUG_INSTALL) { 1859 Slog.i(TAG, "upgrading pkg " + res.pkg 1860 + " is ASEC-hosted -> AVAILABLE"); 1861 } 1862 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1863 ArrayList<String> pkgList = new ArrayList<>(1); 1864 pkgList.add(packageName); 1865 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1866 } 1867 } 1868 1869 // Work that needs to happen on first install within each user 1870 if (firstUsers != null && firstUsers.length > 0) { 1871 synchronized (mPackages) { 1872 for (int userId : firstUsers) { 1873 // If this app is a browser and it's newly-installed for some 1874 // users, clear any default-browser state in those users. The 1875 // app's nature doesn't depend on the user, so we can just check 1876 // its browser nature in any user and generalize. 1877 if (packageIsBrowser(packageName, userId)) { 1878 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1879 } 1880 1881 // We may also need to apply pending (restored) runtime 1882 // permission grants within these users. 1883 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1884 } 1885 } 1886 } 1887 1888 // Log current value of "unknown sources" setting 1889 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1890 getUnknownSourcesSettings()); 1891 1892 // Force a gc to clear up things 1893 Runtime.getRuntime().gc(); 1894 1895 // Remove the replaced package's older resources safely now 1896 // We delete after a gc for applications on sdcard. 1897 if (res.removedInfo != null && res.removedInfo.args != null) { 1898 synchronized (mInstallLock) { 1899 res.removedInfo.args.doPostDeleteLI(true); 1900 } 1901 } 1902 1903 // Notify DexManager that the package was installed for new users. 1904 // The updated users should already be indexed and the package code paths 1905 // should not change. 1906 // Don't notify the manager for ephemeral apps as they are not expected to 1907 // survive long enough to benefit of background optimizations. 1908 for (int userId : firstUsers) { 1909 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1910 mDexManager.notifyPackageInstalled(info, userId); 1911 } 1912 } 1913 1914 // If someone is watching installs - notify them 1915 if (installObserver != null) { 1916 try { 1917 Bundle extras = extrasForInstallResult(res); 1918 installObserver.onPackageInstalled(res.name, res.returnCode, 1919 res.returnMsg, extras); 1920 } catch (RemoteException e) { 1921 Slog.i(TAG, "Observer no longer exists."); 1922 } 1923 } 1924 } 1925 1926 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1927 PackageParser.Package pkg) { 1928 if (pkg.parentPackage == null) { 1929 return; 1930 } 1931 if (pkg.requestedPermissions == null) { 1932 return; 1933 } 1934 final PackageSetting disabledSysParentPs = mSettings 1935 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1936 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1937 || !disabledSysParentPs.isPrivileged() 1938 || (disabledSysParentPs.childPackageNames != null 1939 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1940 return; 1941 } 1942 final int[] allUserIds = sUserManager.getUserIds(); 1943 final int permCount = pkg.requestedPermissions.size(); 1944 for (int i = 0; i < permCount; i++) { 1945 String permission = pkg.requestedPermissions.get(i); 1946 BasePermission bp = mSettings.mPermissions.get(permission); 1947 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1948 continue; 1949 } 1950 for (int userId : allUserIds) { 1951 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1952 permission, userId)) { 1953 grantRuntimePermission(pkg.packageName, permission, userId); 1954 } 1955 } 1956 } 1957 } 1958 1959 private StorageEventListener mStorageListener = new StorageEventListener() { 1960 @Override 1961 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1962 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1963 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1964 final String volumeUuid = vol.getFsUuid(); 1965 1966 // Clean up any users or apps that were removed or recreated 1967 // while this volume was missing 1968 sUserManager.reconcileUsers(volumeUuid); 1969 reconcileApps(volumeUuid); 1970 1971 // Clean up any install sessions that expired or were 1972 // cancelled while this volume was missing 1973 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1974 1975 loadPrivatePackages(vol); 1976 1977 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1978 unloadPrivatePackages(vol); 1979 } 1980 } 1981 1982 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1983 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1984 updateExternalMediaStatus(true, false); 1985 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1986 updateExternalMediaStatus(false, false); 1987 } 1988 } 1989 } 1990 1991 @Override 1992 public void onVolumeForgotten(String fsUuid) { 1993 if (TextUtils.isEmpty(fsUuid)) { 1994 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1995 return; 1996 } 1997 1998 // Remove any apps installed on the forgotten volume 1999 synchronized (mPackages) { 2000 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2001 for (PackageSetting ps : packages) { 2002 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2003 deletePackageVersioned(new VersionedPackage(ps.name, 2004 PackageManager.VERSION_CODE_HIGHEST), 2005 new LegacyPackageDeleteObserver(null).getBinder(), 2006 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2007 // Try very hard to release any references to this package 2008 // so we don't risk the system server being killed due to 2009 // open FDs 2010 AttributeCache.instance().removePackage(ps.name); 2011 } 2012 2013 mSettings.onVolumeForgotten(fsUuid); 2014 mSettings.writeLPr(); 2015 } 2016 } 2017 }; 2018 2019 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2020 String[] grantedPermissions) { 2021 for (int userId : userIds) { 2022 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2023 } 2024 } 2025 2026 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2027 String[] grantedPermissions) { 2028 SettingBase sb = (SettingBase) pkg.mExtras; 2029 if (sb == null) { 2030 return; 2031 } 2032 2033 PermissionsState permissionsState = sb.getPermissionsState(); 2034 2035 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2036 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2037 2038 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2039 >= Build.VERSION_CODES.M; 2040 2041 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2042 2043 for (String permission : pkg.requestedPermissions) { 2044 final BasePermission bp; 2045 synchronized (mPackages) { 2046 bp = mSettings.mPermissions.get(permission); 2047 } 2048 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2049 && (!instantApp || bp.isInstant()) 2050 && (grantedPermissions == null 2051 || ArrayUtils.contains(grantedPermissions, permission))) { 2052 final int flags = permissionsState.getPermissionFlags(permission, userId); 2053 if (supportsRuntimePermissions) { 2054 // Installer cannot change immutable permissions. 2055 if ((flags & immutableFlags) == 0) { 2056 grantRuntimePermission(pkg.packageName, permission, userId); 2057 } 2058 } else if (mPermissionReviewRequired) { 2059 // In permission review mode we clear the review flag when we 2060 // are asked to install the app with all permissions granted. 2061 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2062 updatePermissionFlags(permission, pkg.packageName, 2063 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2064 } 2065 } 2066 } 2067 } 2068 } 2069 2070 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2071 Bundle extras = null; 2072 switch (res.returnCode) { 2073 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2074 extras = new Bundle(); 2075 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2076 res.origPermission); 2077 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2078 res.origPackage); 2079 break; 2080 } 2081 case PackageManager.INSTALL_SUCCEEDED: { 2082 extras = new Bundle(); 2083 extras.putBoolean(Intent.EXTRA_REPLACING, 2084 res.removedInfo != null && res.removedInfo.removedPackage != null); 2085 break; 2086 } 2087 } 2088 return extras; 2089 } 2090 2091 void scheduleWriteSettingsLocked() { 2092 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2093 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2094 } 2095 } 2096 2097 void scheduleWritePackageListLocked(int userId) { 2098 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2099 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2100 msg.arg1 = userId; 2101 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2102 } 2103 } 2104 2105 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2106 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2107 scheduleWritePackageRestrictionsLocked(userId); 2108 } 2109 2110 void scheduleWritePackageRestrictionsLocked(int userId) { 2111 final int[] userIds = (userId == UserHandle.USER_ALL) 2112 ? sUserManager.getUserIds() : new int[]{userId}; 2113 for (int nextUserId : userIds) { 2114 if (!sUserManager.exists(nextUserId)) return; 2115 mDirtyUsers.add(nextUserId); 2116 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2117 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2118 } 2119 } 2120 } 2121 2122 public static PackageManagerService main(Context context, Installer installer, 2123 boolean factoryTest, boolean onlyCore) { 2124 // Self-check for initial settings. 2125 PackageManagerServiceCompilerMapping.checkProperties(); 2126 2127 PackageManagerService m = new PackageManagerService(context, installer, 2128 factoryTest, onlyCore); 2129 m.enableSystemUserPackages(); 2130 ServiceManager.addService("package", m); 2131 return m; 2132 } 2133 2134 private void enableSystemUserPackages() { 2135 if (!UserManager.isSplitSystemUser()) { 2136 return; 2137 } 2138 // For system user, enable apps based on the following conditions: 2139 // - app is whitelisted or belong to one of these groups: 2140 // -- system app which has no launcher icons 2141 // -- system app which has INTERACT_ACROSS_USERS permission 2142 // -- system IME app 2143 // - app is not in the blacklist 2144 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2145 Set<String> enableApps = new ArraySet<>(); 2146 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2147 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2148 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2149 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2150 enableApps.addAll(wlApps); 2151 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2152 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2153 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2154 enableApps.removeAll(blApps); 2155 Log.i(TAG, "Applications installed for system user: " + enableApps); 2156 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2157 UserHandle.SYSTEM); 2158 final int allAppsSize = allAps.size(); 2159 synchronized (mPackages) { 2160 for (int i = 0; i < allAppsSize; i++) { 2161 String pName = allAps.get(i); 2162 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2163 // Should not happen, but we shouldn't be failing if it does 2164 if (pkgSetting == null) { 2165 continue; 2166 } 2167 boolean install = enableApps.contains(pName); 2168 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2169 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2170 + " for system user"); 2171 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2172 } 2173 } 2174 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2175 } 2176 } 2177 2178 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2179 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2180 Context.DISPLAY_SERVICE); 2181 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2182 } 2183 2184 /** 2185 * Requests that files preopted on a secondary system partition be copied to the data partition 2186 * if possible. Note that the actual copying of the files is accomplished by init for security 2187 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2188 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2189 */ 2190 private static void requestCopyPreoptedFiles() { 2191 final int WAIT_TIME_MS = 100; 2192 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2193 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2194 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2195 // We will wait for up to 100 seconds. 2196 final long timeStart = SystemClock.uptimeMillis(); 2197 final long timeEnd = timeStart + 100 * 1000; 2198 long timeNow = timeStart; 2199 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2200 try { 2201 Thread.sleep(WAIT_TIME_MS); 2202 } catch (InterruptedException e) { 2203 // Do nothing 2204 } 2205 timeNow = SystemClock.uptimeMillis(); 2206 if (timeNow > timeEnd) { 2207 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2208 Slog.wtf(TAG, "cppreopt did not finish!"); 2209 break; 2210 } 2211 } 2212 2213 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2214 } 2215 } 2216 2217 public PackageManagerService(Context context, Installer installer, 2218 boolean factoryTest, boolean onlyCore) { 2219 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2220 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2221 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2222 SystemClock.uptimeMillis()); 2223 2224 if (mSdkVersion <= 0) { 2225 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2226 } 2227 2228 mContext = context; 2229 2230 mPermissionReviewRequired = context.getResources().getBoolean( 2231 R.bool.config_permissionReviewRequired); 2232 2233 mFactoryTest = factoryTest; 2234 mOnlyCore = onlyCore; 2235 mMetrics = new DisplayMetrics(); 2236 mSettings = new Settings(mPackages); 2237 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2238 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2239 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2240 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2241 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2242 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2243 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2244 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2245 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2246 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2247 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2248 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2249 2250 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2251 if (separateProcesses != null && separateProcesses.length() > 0) { 2252 if ("*".equals(separateProcesses)) { 2253 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2254 mSeparateProcesses = null; 2255 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2256 } else { 2257 mDefParseFlags = 0; 2258 mSeparateProcesses = separateProcesses.split(","); 2259 Slog.w(TAG, "Running with debug.separate_processes: " 2260 + separateProcesses); 2261 } 2262 } else { 2263 mDefParseFlags = 0; 2264 mSeparateProcesses = null; 2265 } 2266 2267 mInstaller = installer; 2268 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2269 "*dexopt*"); 2270 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2271 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2272 2273 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2274 FgThread.get().getLooper()); 2275 2276 getDefaultDisplayMetrics(context, mMetrics); 2277 2278 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2279 SystemConfig systemConfig = SystemConfig.getInstance(); 2280 mGlobalGids = systemConfig.getGlobalGids(); 2281 mSystemPermissions = systemConfig.getSystemPermissions(); 2282 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2283 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2284 2285 mProtectedPackages = new ProtectedPackages(mContext); 2286 2287 synchronized (mInstallLock) { 2288 // writer 2289 synchronized (mPackages) { 2290 mHandlerThread = new ServiceThread(TAG, 2291 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2292 mHandlerThread.start(); 2293 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2294 mProcessLoggingHandler = new ProcessLoggingHandler(); 2295 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2296 2297 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2298 mInstantAppRegistry = new InstantAppRegistry(this); 2299 2300 File dataDir = Environment.getDataDirectory(); 2301 mAppInstallDir = new File(dataDir, "app"); 2302 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2303 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2304 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2305 sUserManager = new UserManagerService(context, this, 2306 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2307 2308 // Propagate permission configuration in to package manager. 2309 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2310 = systemConfig.getPermissions(); 2311 for (int i=0; i<permConfig.size(); i++) { 2312 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2313 BasePermission bp = mSettings.mPermissions.get(perm.name); 2314 if (bp == null) { 2315 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2316 mSettings.mPermissions.put(perm.name, bp); 2317 } 2318 if (perm.gids != null) { 2319 bp.setGids(perm.gids, perm.perUser); 2320 } 2321 } 2322 2323 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2324 final int builtInLibCount = libConfig.size(); 2325 for (int i = 0; i < builtInLibCount; i++) { 2326 String name = libConfig.keyAt(i); 2327 String path = libConfig.valueAt(i); 2328 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2329 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2330 } 2331 2332 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2333 2334 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2335 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2336 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2337 2338 // Clean up orphaned packages for which the code path doesn't exist 2339 // and they are an update to a system app - caused by bug/32321269 2340 final int packageSettingCount = mSettings.mPackages.size(); 2341 for (int i = packageSettingCount - 1; i >= 0; i--) { 2342 PackageSetting ps = mSettings.mPackages.valueAt(i); 2343 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2344 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2345 mSettings.mPackages.removeAt(i); 2346 mSettings.enableSystemPackageLPw(ps.name); 2347 } 2348 } 2349 2350 if (mFirstBoot) { 2351 requestCopyPreoptedFiles(); 2352 } 2353 2354 String customResolverActivity = Resources.getSystem().getString( 2355 R.string.config_customResolverActivity); 2356 if (TextUtils.isEmpty(customResolverActivity)) { 2357 customResolverActivity = null; 2358 } else { 2359 mCustomResolverComponentName = ComponentName.unflattenFromString( 2360 customResolverActivity); 2361 } 2362 2363 long startTime = SystemClock.uptimeMillis(); 2364 2365 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2366 startTime); 2367 2368 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2369 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2370 2371 if (bootClassPath == null) { 2372 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2373 } 2374 2375 if (systemServerClassPath == null) { 2376 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2377 } 2378 2379 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2380 final String[] dexCodeInstructionSets = 2381 getDexCodeInstructionSets( 2382 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2383 2384 /** 2385 * Ensure all external libraries have had dexopt run on them. 2386 */ 2387 if (mSharedLibraries.size() > 0) { 2388 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2389 // NOTE: For now, we're compiling these system "shared libraries" 2390 // (and framework jars) into all available architectures. It's possible 2391 // to compile them only when we come across an app that uses them (there's 2392 // already logic for that in scanPackageLI) but that adds some complexity. 2393 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2394 final int libCount = mSharedLibraries.size(); 2395 for (int i = 0; i < libCount; i++) { 2396 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2397 final int versionCount = versionedLib.size(); 2398 for (int j = 0; j < versionCount; j++) { 2399 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2400 final String libPath = libEntry.path != null 2401 ? libEntry.path : libEntry.apk; 2402 if (libPath == null) { 2403 continue; 2404 } 2405 try { 2406 // Shared libraries do not have profiles so we perform a full 2407 // AOT compilation (if needed). 2408 int dexoptNeeded = DexFile.getDexOptNeeded( 2409 libPath, dexCodeInstructionSet, 2410 getCompilerFilterForReason(REASON_SHARED_APK), 2411 false /* newProfile */); 2412 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2413 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2414 dexCodeInstructionSet, dexoptNeeded, null, 2415 DEXOPT_PUBLIC, 2416 getCompilerFilterForReason(REASON_SHARED_APK), 2417 StorageManager.UUID_PRIVATE_INTERNAL, 2418 PackageDexOptimizer.SKIP_SHARED_LIBRARY_CHECK); 2419 } 2420 } catch (FileNotFoundException e) { 2421 Slog.w(TAG, "Library not found: " + libPath); 2422 } catch (IOException | InstallerException e) { 2423 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2424 + e.getMessage()); 2425 } 2426 } 2427 } 2428 } 2429 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2430 } 2431 2432 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2433 2434 final VersionInfo ver = mSettings.getInternalVersion(); 2435 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2436 2437 // when upgrading from pre-M, promote system app permissions from install to runtime 2438 mPromoteSystemApps = 2439 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2440 2441 // When upgrading from pre-N, we need to handle package extraction like first boot, 2442 // as there is no profiling data available. 2443 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2444 2445 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2446 2447 // save off the names of pre-existing system packages prior to scanning; we don't 2448 // want to automatically grant runtime permissions for new system apps 2449 if (mPromoteSystemApps) { 2450 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2451 while (pkgSettingIter.hasNext()) { 2452 PackageSetting ps = pkgSettingIter.next(); 2453 if (isSystemApp(ps)) { 2454 mExistingSystemPackages.add(ps.name); 2455 } 2456 } 2457 } 2458 2459 mCacheDir = preparePackageParserCache(mIsUpgrade); 2460 2461 // Set flag to monitor and not change apk file paths when 2462 // scanning install directories. 2463 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2464 2465 if (mIsUpgrade || mFirstBoot) { 2466 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2467 } 2468 2469 // Collect vendor overlay packages. (Do this before scanning any apps.) 2470 // For security and version matching reason, only consider 2471 // overlay packages if they reside in the right directory. 2472 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2473 | PackageParser.PARSE_IS_SYSTEM 2474 | PackageParser.PARSE_IS_SYSTEM_DIR 2475 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2476 2477 // Find base frameworks (resource packages without code). 2478 scanDirTracedLI(frameworkDir, mDefParseFlags 2479 | PackageParser.PARSE_IS_SYSTEM 2480 | PackageParser.PARSE_IS_SYSTEM_DIR 2481 | PackageParser.PARSE_IS_PRIVILEGED, 2482 scanFlags | SCAN_NO_DEX, 0); 2483 2484 // Collected privileged system packages. 2485 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2486 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2487 | PackageParser.PARSE_IS_SYSTEM 2488 | PackageParser.PARSE_IS_SYSTEM_DIR 2489 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2490 2491 // Collect ordinary system packages. 2492 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2493 scanDirTracedLI(systemAppDir, mDefParseFlags 2494 | PackageParser.PARSE_IS_SYSTEM 2495 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2496 2497 // Collect all vendor packages. 2498 File vendorAppDir = new File("/vendor/app"); 2499 try { 2500 vendorAppDir = vendorAppDir.getCanonicalFile(); 2501 } catch (IOException e) { 2502 // failed to look up canonical path, continue with original one 2503 } 2504 scanDirTracedLI(vendorAppDir, mDefParseFlags 2505 | PackageParser.PARSE_IS_SYSTEM 2506 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2507 2508 // Collect all OEM packages. 2509 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2510 scanDirTracedLI(oemAppDir, mDefParseFlags 2511 | PackageParser.PARSE_IS_SYSTEM 2512 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2513 2514 // Prune any system packages that no longer exist. 2515 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2516 if (!mOnlyCore) { 2517 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2518 while (psit.hasNext()) { 2519 PackageSetting ps = psit.next(); 2520 2521 /* 2522 * If this is not a system app, it can't be a 2523 * disable system app. 2524 */ 2525 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2526 continue; 2527 } 2528 2529 /* 2530 * If the package is scanned, it's not erased. 2531 */ 2532 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2533 if (scannedPkg != null) { 2534 /* 2535 * If the system app is both scanned and in the 2536 * disabled packages list, then it must have been 2537 * added via OTA. Remove it from the currently 2538 * scanned package so the previously user-installed 2539 * application can be scanned. 2540 */ 2541 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2542 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2543 + ps.name + "; removing system app. Last known codePath=" 2544 + ps.codePathString + ", installStatus=" + ps.installStatus 2545 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2546 + scannedPkg.mVersionCode); 2547 removePackageLI(scannedPkg, true); 2548 mExpectingBetter.put(ps.name, ps.codePath); 2549 } 2550 2551 continue; 2552 } 2553 2554 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2555 psit.remove(); 2556 logCriticalInfo(Log.WARN, "System package " + ps.name 2557 + " no longer exists; it's data will be wiped"); 2558 // Actual deletion of code and data will be handled by later 2559 // reconciliation step 2560 } else { 2561 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2562 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2563 possiblyDeletedUpdatedSystemApps.add(ps.name); 2564 } 2565 } 2566 } 2567 } 2568 2569 //look for any incomplete package installations 2570 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2571 for (int i = 0; i < deletePkgsList.size(); i++) { 2572 // Actual deletion of code and data will be handled by later 2573 // reconciliation step 2574 final String packageName = deletePkgsList.get(i).name; 2575 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2576 synchronized (mPackages) { 2577 mSettings.removePackageLPw(packageName); 2578 } 2579 } 2580 2581 //delete tmp files 2582 deleteTempPackageFiles(); 2583 2584 // Remove any shared userIDs that have no associated packages 2585 mSettings.pruneSharedUsersLPw(); 2586 2587 if (!mOnlyCore) { 2588 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2589 SystemClock.uptimeMillis()); 2590 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2591 2592 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2593 | PackageParser.PARSE_FORWARD_LOCK, 2594 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2595 2596 /** 2597 * Remove disable package settings for any updated system 2598 * apps that were removed via an OTA. If they're not a 2599 * previously-updated app, remove them completely. 2600 * Otherwise, just revoke their system-level permissions. 2601 */ 2602 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2603 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2604 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2605 2606 String msg; 2607 if (deletedPkg == null) { 2608 msg = "Updated system package " + deletedAppName 2609 + " no longer exists; it's data will be wiped"; 2610 // Actual deletion of code and data will be handled by later 2611 // reconciliation step 2612 } else { 2613 msg = "Updated system app + " + deletedAppName 2614 + " no longer present; removing system privileges for " 2615 + deletedAppName; 2616 2617 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2618 2619 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2620 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2621 } 2622 logCriticalInfo(Log.WARN, msg); 2623 } 2624 2625 /** 2626 * Make sure all system apps that we expected to appear on 2627 * the userdata partition actually showed up. If they never 2628 * appeared, crawl back and revive the system version. 2629 */ 2630 for (int i = 0; i < mExpectingBetter.size(); i++) { 2631 final String packageName = mExpectingBetter.keyAt(i); 2632 if (!mPackages.containsKey(packageName)) { 2633 final File scanFile = mExpectingBetter.valueAt(i); 2634 2635 logCriticalInfo(Log.WARN, "Expected better " + packageName 2636 + " but never showed up; reverting to system"); 2637 2638 int reparseFlags = mDefParseFlags; 2639 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2640 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2641 | PackageParser.PARSE_IS_SYSTEM_DIR 2642 | PackageParser.PARSE_IS_PRIVILEGED; 2643 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2644 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2645 | PackageParser.PARSE_IS_SYSTEM_DIR; 2646 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2647 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2648 | PackageParser.PARSE_IS_SYSTEM_DIR; 2649 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2650 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2651 | PackageParser.PARSE_IS_SYSTEM_DIR; 2652 } else { 2653 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2654 continue; 2655 } 2656 2657 mSettings.enableSystemPackageLPw(packageName); 2658 2659 try { 2660 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2661 } catch (PackageManagerException e) { 2662 Slog.e(TAG, "Failed to parse original system package: " 2663 + e.getMessage()); 2664 } 2665 } 2666 } 2667 } 2668 mExpectingBetter.clear(); 2669 2670 // Resolve the storage manager. 2671 mStorageManagerPackage = getStorageManagerPackageName(); 2672 2673 // Resolve protected action filters. Only the setup wizard is allowed to 2674 // have a high priority filter for these actions. 2675 mSetupWizardPackage = getSetupWizardPackageName(); 2676 if (mProtectedFilters.size() > 0) { 2677 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2678 Slog.i(TAG, "No setup wizard;" 2679 + " All protected intents capped to priority 0"); 2680 } 2681 for (ActivityIntentInfo filter : mProtectedFilters) { 2682 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2683 if (DEBUG_FILTERS) { 2684 Slog.i(TAG, "Found setup wizard;" 2685 + " allow priority " + filter.getPriority() + ";" 2686 + " package: " + filter.activity.info.packageName 2687 + " activity: " + filter.activity.className 2688 + " priority: " + filter.getPriority()); 2689 } 2690 // skip setup wizard; allow it to keep the high priority filter 2691 continue; 2692 } 2693 Slog.w(TAG, "Protected action; cap priority to 0;" 2694 + " package: " + filter.activity.info.packageName 2695 + " activity: " + filter.activity.className 2696 + " origPrio: " + filter.getPriority()); 2697 filter.setPriority(0); 2698 } 2699 } 2700 mDeferProtectedFilters = false; 2701 mProtectedFilters.clear(); 2702 2703 // Now that we know all of the shared libraries, update all clients to have 2704 // the correct library paths. 2705 updateAllSharedLibrariesLPw(null); 2706 2707 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2708 // NOTE: We ignore potential failures here during a system scan (like 2709 // the rest of the commands above) because there's precious little we 2710 // can do about it. A settings error is reported, though. 2711 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2712 } 2713 2714 // Now that we know all the packages we are keeping, 2715 // read and update their last usage times. 2716 mPackageUsage.read(mPackages); 2717 mCompilerStats.read(); 2718 2719 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2720 SystemClock.uptimeMillis()); 2721 Slog.i(TAG, "Time to scan packages: " 2722 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2723 + " seconds"); 2724 2725 // If the platform SDK has changed since the last time we booted, 2726 // we need to re-grant app permission to catch any new ones that 2727 // appear. This is really a hack, and means that apps can in some 2728 // cases get permissions that the user didn't initially explicitly 2729 // allow... it would be nice to have some better way to handle 2730 // this situation. 2731 int updateFlags = UPDATE_PERMISSIONS_ALL; 2732 if (ver.sdkVersion != mSdkVersion) { 2733 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2734 + mSdkVersion + "; regranting permissions for internal storage"); 2735 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2736 } 2737 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2738 ver.sdkVersion = mSdkVersion; 2739 2740 // If this is the first boot or an update from pre-M, and it is a normal 2741 // boot, then we need to initialize the default preferred apps across 2742 // all defined users. 2743 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2744 for (UserInfo user : sUserManager.getUsers(true)) { 2745 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2746 applyFactoryDefaultBrowserLPw(user.id); 2747 primeDomainVerificationsLPw(user.id); 2748 } 2749 } 2750 2751 // Prepare storage for system user really early during boot, 2752 // since core system apps like SettingsProvider and SystemUI 2753 // can't wait for user to start 2754 final int storageFlags; 2755 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2756 storageFlags = StorageManager.FLAG_STORAGE_DE; 2757 } else { 2758 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2759 } 2760 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2761 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2762 true /* onlyCoreApps */); 2763 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2764 if (deferPackages == null || deferPackages.isEmpty()) { 2765 return; 2766 } 2767 int count = 0; 2768 for (String pkgName : deferPackages) { 2769 PackageParser.Package pkg = null; 2770 synchronized (mPackages) { 2771 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2772 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2773 pkg = ps.pkg; 2774 } 2775 } 2776 if (pkg != null) { 2777 synchronized (mInstallLock) { 2778 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2779 true /* maybeMigrateAppData */); 2780 } 2781 count++; 2782 } 2783 } 2784 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2785 }, "prepareAppData"); 2786 2787 // If this is first boot after an OTA, and a normal boot, then 2788 // we need to clear code cache directories. 2789 // Note that we do *not* clear the application profiles. These remain valid 2790 // across OTAs and are used to drive profile verification (post OTA) and 2791 // profile compilation (without waiting to collect a fresh set of profiles). 2792 if (mIsUpgrade && !onlyCore) { 2793 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2794 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2795 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2796 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2797 // No apps are running this early, so no need to freeze 2798 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2799 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2800 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2801 } 2802 } 2803 ver.fingerprint = Build.FINGERPRINT; 2804 } 2805 2806 checkDefaultBrowser(); 2807 2808 // clear only after permissions and other defaults have been updated 2809 mExistingSystemPackages.clear(); 2810 mPromoteSystemApps = false; 2811 2812 // All the changes are done during package scanning. 2813 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2814 2815 // can downgrade to reader 2816 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2817 mSettings.writeLPr(); 2818 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2819 2820 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2821 // early on (before the package manager declares itself as early) because other 2822 // components in the system server might ask for package contexts for these apps. 2823 // 2824 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2825 // (i.e, that the data partition is unavailable). 2826 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2827 long start = System.nanoTime(); 2828 List<PackageParser.Package> coreApps = new ArrayList<>(); 2829 for (PackageParser.Package pkg : mPackages.values()) { 2830 if (pkg.coreApp) { 2831 coreApps.add(pkg); 2832 } 2833 } 2834 2835 int[] stats = performDexOptUpgrade(coreApps, false, 2836 getCompilerFilterForReason(REASON_CORE_APP)); 2837 2838 final int elapsedTimeSeconds = 2839 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2840 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2841 2842 if (DEBUG_DEXOPT) { 2843 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2844 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2845 } 2846 2847 2848 // TODO: Should we log these stats to tron too ? 2849 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2850 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2851 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2852 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2853 } 2854 2855 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2856 SystemClock.uptimeMillis()); 2857 2858 if (!mOnlyCore) { 2859 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2860 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2861 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2862 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2863 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2864 mIntentFilterVerifierComponent); 2865 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2866 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2867 SharedLibraryInfo.VERSION_UNDEFINED); 2868 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2869 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2870 SharedLibraryInfo.VERSION_UNDEFINED); 2871 } else { 2872 mRequiredVerifierPackage = null; 2873 mRequiredInstallerPackage = null; 2874 mRequiredUninstallerPackage = null; 2875 mIntentFilterVerifierComponent = null; 2876 mIntentFilterVerifier = null; 2877 mServicesSystemSharedLibraryPackageName = null; 2878 mSharedSystemSharedLibraryPackageName = null; 2879 } 2880 2881 mInstallerService = new PackageInstallerService(context, this); 2882 2883 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2884 if (ephemeralResolverComponent != null) { 2885 if (DEBUG_EPHEMERAL) { 2886 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2887 } 2888 mInstantAppResolverConnection = 2889 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2890 } else { 2891 mInstantAppResolverConnection = null; 2892 } 2893 mInstantAppInstallerComponent = getEphemeralInstallerLPr(); 2894 if (mInstantAppInstallerComponent != null) { 2895 if (DEBUG_EPHEMERAL) { 2896 Slog.i(TAG, "Ephemeral installer: " + mInstantAppInstallerComponent); 2897 } 2898 setUpInstantAppInstallerActivityLP(mInstantAppInstallerComponent); 2899 } 2900 2901 // Read and update the usage of dex files. 2902 // Do this at the end of PM init so that all the packages have their 2903 // data directory reconciled. 2904 // At this point we know the code paths of the packages, so we can validate 2905 // the disk file and build the internal cache. 2906 // The usage file is expected to be small so loading and verifying it 2907 // should take a fairly small time compare to the other activities (e.g. package 2908 // scanning). 2909 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2910 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2911 for (int userId : currentUserIds) { 2912 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2913 } 2914 mDexManager.load(userPackages); 2915 } // synchronized (mPackages) 2916 } // synchronized (mInstallLock) 2917 2918 // Now after opening every single application zip, make sure they 2919 // are all flushed. Not really needed, but keeps things nice and 2920 // tidy. 2921 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2922 Runtime.getRuntime().gc(); 2923 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2924 2925 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2926 FallbackCategoryProvider.loadFallbacks(); 2927 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2928 2929 // The initial scanning above does many calls into installd while 2930 // holding the mPackages lock, but we're mostly interested in yelling 2931 // once we have a booted system. 2932 mInstaller.setWarnIfHeld(mPackages); 2933 2934 // Expose private service for system components to use. 2935 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2936 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2937 } 2938 2939 private static File preparePackageParserCache(boolean isUpgrade) { 2940 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2941 return null; 2942 } 2943 2944 // Disable package parsing on eng builds to allow for faster incremental development. 2945 if ("eng".equals(Build.TYPE)) { 2946 return null; 2947 } 2948 2949 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2950 Slog.i(TAG, "Disabling package parser cache due to system property."); 2951 return null; 2952 } 2953 2954 // The base directory for the package parser cache lives under /data/system/. 2955 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2956 "package_cache"); 2957 if (cacheBaseDir == null) { 2958 return null; 2959 } 2960 2961 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2962 // This also serves to "GC" unused entries when the package cache version changes (which 2963 // can only happen during upgrades). 2964 if (isUpgrade) { 2965 FileUtils.deleteContents(cacheBaseDir); 2966 } 2967 2968 2969 // Return the versioned package cache directory. This is something like 2970 // "/data/system/package_cache/1" 2971 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2972 2973 // The following is a workaround to aid development on non-numbered userdebug 2974 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2975 // the system partition is newer. 2976 // 2977 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2978 // that starts with "eng." to signify that this is an engineering build and not 2979 // destined for release. 2980 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2981 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2982 2983 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2984 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2985 // in general and should not be used for production changes. In this specific case, 2986 // we know that they will work. 2987 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2988 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2989 FileUtils.deleteContents(cacheBaseDir); 2990 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2991 } 2992 } 2993 2994 return cacheDir; 2995 } 2996 2997 @Override 2998 public boolean isFirstBoot() { 2999 return mFirstBoot; 3000 } 3001 3002 @Override 3003 public boolean isOnlyCoreApps() { 3004 return mOnlyCore; 3005 } 3006 3007 @Override 3008 public boolean isUpgrade() { 3009 return mIsUpgrade; 3010 } 3011 3012 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3013 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3014 3015 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3016 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3017 UserHandle.USER_SYSTEM); 3018 if (matches.size() == 1) { 3019 return matches.get(0).getComponentInfo().packageName; 3020 } else if (matches.size() == 0) { 3021 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3022 return null; 3023 } 3024 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3025 } 3026 3027 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3028 synchronized (mPackages) { 3029 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3030 if (libraryEntry == null) { 3031 throw new IllegalStateException("Missing required shared library:" + name); 3032 } 3033 return libraryEntry.apk; 3034 } 3035 } 3036 3037 private @NonNull String getRequiredInstallerLPr() { 3038 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3039 intent.addCategory(Intent.CATEGORY_DEFAULT); 3040 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3041 3042 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3043 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3044 UserHandle.USER_SYSTEM); 3045 if (matches.size() == 1) { 3046 ResolveInfo resolveInfo = matches.get(0); 3047 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3048 throw new RuntimeException("The installer must be a privileged app"); 3049 } 3050 return matches.get(0).getComponentInfo().packageName; 3051 } else { 3052 throw new RuntimeException("There must be exactly one installer; found " + matches); 3053 } 3054 } 3055 3056 private @NonNull String getRequiredUninstallerLPr() { 3057 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3058 intent.addCategory(Intent.CATEGORY_DEFAULT); 3059 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3060 3061 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3062 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3063 UserHandle.USER_SYSTEM); 3064 if (resolveInfo == null || 3065 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3066 throw new RuntimeException("There must be exactly one uninstaller; found " 3067 + resolveInfo); 3068 } 3069 return resolveInfo.getComponentInfo().packageName; 3070 } 3071 3072 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3073 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3074 3075 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3076 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3077 UserHandle.USER_SYSTEM); 3078 ResolveInfo best = null; 3079 final int N = matches.size(); 3080 for (int i = 0; i < N; i++) { 3081 final ResolveInfo cur = matches.get(i); 3082 final String packageName = cur.getComponentInfo().packageName; 3083 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3084 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3085 continue; 3086 } 3087 3088 if (best == null || cur.priority > best.priority) { 3089 best = cur; 3090 } 3091 } 3092 3093 if (best != null) { 3094 return best.getComponentInfo().getComponentName(); 3095 } else { 3096 throw new RuntimeException("There must be at least one intent filter verifier"); 3097 } 3098 } 3099 3100 private @Nullable ComponentName getEphemeralResolverLPr() { 3101 final String[] packageArray = 3102 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3103 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3104 if (DEBUG_EPHEMERAL) { 3105 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3106 } 3107 return null; 3108 } 3109 3110 final int resolveFlags = 3111 MATCH_DIRECT_BOOT_AWARE 3112 | MATCH_DIRECT_BOOT_UNAWARE 3113 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3114 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3115 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3116 resolveFlags, UserHandle.USER_SYSTEM); 3117 3118 final int N = resolvers.size(); 3119 if (N == 0) { 3120 if (DEBUG_EPHEMERAL) { 3121 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3122 } 3123 return null; 3124 } 3125 3126 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3127 for (int i = 0; i < N; i++) { 3128 final ResolveInfo info = resolvers.get(i); 3129 3130 if (info.serviceInfo == null) { 3131 continue; 3132 } 3133 3134 final String packageName = info.serviceInfo.packageName; 3135 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3136 if (DEBUG_EPHEMERAL) { 3137 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3138 + " pkg: " + packageName + ", info:" + info); 3139 } 3140 continue; 3141 } 3142 3143 if (DEBUG_EPHEMERAL) { 3144 Slog.v(TAG, "Ephemeral resolver found;" 3145 + " pkg: " + packageName + ", info:" + info); 3146 } 3147 return new ComponentName(packageName, info.serviceInfo.name); 3148 } 3149 if (DEBUG_EPHEMERAL) { 3150 Slog.v(TAG, "Ephemeral resolver NOT found"); 3151 } 3152 return null; 3153 } 3154 3155 private @Nullable ComponentName getEphemeralInstallerLPr() { 3156 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3157 intent.addCategory(Intent.CATEGORY_DEFAULT); 3158 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3159 3160 final int resolveFlags = 3161 MATCH_DIRECT_BOOT_AWARE 3162 | MATCH_DIRECT_BOOT_UNAWARE 3163 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3164 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3165 resolveFlags, UserHandle.USER_SYSTEM); 3166 Iterator<ResolveInfo> iter = matches.iterator(); 3167 while (iter.hasNext()) { 3168 final ResolveInfo rInfo = iter.next(); 3169 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3170 if (ps != null) { 3171 final PermissionsState permissionsState = ps.getPermissionsState(); 3172 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3173 continue; 3174 } 3175 } 3176 iter.remove(); 3177 } 3178 if (matches.size() == 0) { 3179 return null; 3180 } else if (matches.size() == 1) { 3181 return matches.get(0).getComponentInfo().getComponentName(); 3182 } else { 3183 throw new RuntimeException( 3184 "There must be at most one ephemeral installer; found " + matches); 3185 } 3186 } 3187 3188 private void primeDomainVerificationsLPw(int userId) { 3189 if (DEBUG_DOMAIN_VERIFICATION) { 3190 Slog.d(TAG, "Priming domain verifications in user " + userId); 3191 } 3192 3193 SystemConfig systemConfig = SystemConfig.getInstance(); 3194 ArraySet<String> packages = systemConfig.getLinkedApps(); 3195 3196 for (String packageName : packages) { 3197 PackageParser.Package pkg = mPackages.get(packageName); 3198 if (pkg != null) { 3199 if (!pkg.isSystemApp()) { 3200 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3201 continue; 3202 } 3203 3204 ArraySet<String> domains = null; 3205 for (PackageParser.Activity a : pkg.activities) { 3206 for (ActivityIntentInfo filter : a.intents) { 3207 if (hasValidDomains(filter)) { 3208 if (domains == null) { 3209 domains = new ArraySet<String>(); 3210 } 3211 domains.addAll(filter.getHostsList()); 3212 } 3213 } 3214 } 3215 3216 if (domains != null && domains.size() > 0) { 3217 if (DEBUG_DOMAIN_VERIFICATION) { 3218 Slog.v(TAG, " + " + packageName); 3219 } 3220 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3221 // state w.r.t. the formal app-linkage "no verification attempted" state; 3222 // and then 'always' in the per-user state actually used for intent resolution. 3223 final IntentFilterVerificationInfo ivi; 3224 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3225 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3226 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3227 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3228 } else { 3229 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3230 + "' does not handle web links"); 3231 } 3232 } else { 3233 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3234 } 3235 } 3236 3237 scheduleWritePackageRestrictionsLocked(userId); 3238 scheduleWriteSettingsLocked(); 3239 } 3240 3241 private void applyFactoryDefaultBrowserLPw(int userId) { 3242 // The default browser app's package name is stored in a string resource, 3243 // with a product-specific overlay used for vendor customization. 3244 String browserPkg = mContext.getResources().getString( 3245 com.android.internal.R.string.default_browser); 3246 if (!TextUtils.isEmpty(browserPkg)) { 3247 // non-empty string => required to be a known package 3248 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3249 if (ps == null) { 3250 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3251 browserPkg = null; 3252 } else { 3253 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3254 } 3255 } 3256 3257 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3258 // default. If there's more than one, just leave everything alone. 3259 if (browserPkg == null) { 3260 calculateDefaultBrowserLPw(userId); 3261 } 3262 } 3263 3264 private void calculateDefaultBrowserLPw(int userId) { 3265 List<String> allBrowsers = resolveAllBrowserApps(userId); 3266 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3267 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3268 } 3269 3270 private List<String> resolveAllBrowserApps(int userId) { 3271 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3272 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3273 PackageManager.MATCH_ALL, userId); 3274 3275 final int count = list.size(); 3276 List<String> result = new ArrayList<String>(count); 3277 for (int i=0; i<count; i++) { 3278 ResolveInfo info = list.get(i); 3279 if (info.activityInfo == null 3280 || !info.handleAllWebDataURI 3281 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3282 || result.contains(info.activityInfo.packageName)) { 3283 continue; 3284 } 3285 result.add(info.activityInfo.packageName); 3286 } 3287 3288 return result; 3289 } 3290 3291 private boolean packageIsBrowser(String packageName, int userId) { 3292 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3293 PackageManager.MATCH_ALL, userId); 3294 final int N = list.size(); 3295 for (int i = 0; i < N; i++) { 3296 ResolveInfo info = list.get(i); 3297 if (packageName.equals(info.activityInfo.packageName)) { 3298 return true; 3299 } 3300 } 3301 return false; 3302 } 3303 3304 private void checkDefaultBrowser() { 3305 final int myUserId = UserHandle.myUserId(); 3306 final String packageName = getDefaultBrowserPackageName(myUserId); 3307 if (packageName != null) { 3308 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3309 if (info == null) { 3310 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3311 synchronized (mPackages) { 3312 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3313 } 3314 } 3315 } 3316 } 3317 3318 @Override 3319 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3320 throws RemoteException { 3321 try { 3322 return super.onTransact(code, data, reply, flags); 3323 } catch (RuntimeException e) { 3324 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3325 Slog.wtf(TAG, "Package Manager Crash", e); 3326 } 3327 throw e; 3328 } 3329 } 3330 3331 static int[] appendInts(int[] cur, int[] add) { 3332 if (add == null) return cur; 3333 if (cur == null) return add; 3334 final int N = add.length; 3335 for (int i=0; i<N; i++) { 3336 cur = appendInt(cur, add[i]); 3337 } 3338 return cur; 3339 } 3340 3341 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3342 if (!sUserManager.exists(userId)) return null; 3343 if (ps == null) { 3344 return null; 3345 } 3346 final PackageParser.Package p = ps.pkg; 3347 if (p == null) { 3348 return null; 3349 } 3350 // Filter out ephemeral app metadata: 3351 // * The system/shell/root can see metadata for any app 3352 // * An installed app can see metadata for 1) other installed apps 3353 // and 2) ephemeral apps that have explicitly interacted with it 3354 // * Ephemeral apps can only see their own metadata 3355 // * Holding a signature permission allows seeing instant apps 3356 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3357 if (callingAppId != Process.SYSTEM_UID 3358 && callingAppId != Process.SHELL_UID 3359 && callingAppId != Process.ROOT_UID 3360 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3361 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3362 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3363 if (instantAppPackageName != null) { 3364 // ephemeral apps can only get information on themselves 3365 if (!instantAppPackageName.equals(p.packageName)) { 3366 return null; 3367 } 3368 } else { 3369 if (ps.getInstantApp(userId)) { 3370 // only get access to the ephemeral app if we've been granted access 3371 if (!mInstantAppRegistry.isInstantAccessGranted( 3372 userId, callingAppId, ps.appId)) { 3373 return null; 3374 } 3375 } 3376 } 3377 } 3378 3379 final PermissionsState permissionsState = ps.getPermissionsState(); 3380 3381 // Compute GIDs only if requested 3382 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3383 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3384 // Compute granted permissions only if package has requested permissions 3385 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3386 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3387 final PackageUserState state = ps.readUserState(userId); 3388 3389 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3390 && ps.isSystem()) { 3391 flags |= MATCH_ANY_USER; 3392 } 3393 3394 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3395 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3396 3397 if (packageInfo == null) { 3398 return null; 3399 } 3400 3401 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3402 3403 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3404 resolveExternalPackageNameLPr(p); 3405 3406 return packageInfo; 3407 } 3408 3409 @Override 3410 public void checkPackageStartable(String packageName, int userId) { 3411 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3412 3413 synchronized (mPackages) { 3414 final PackageSetting ps = mSettings.mPackages.get(packageName); 3415 if (ps == null) { 3416 throw new SecurityException("Package " + packageName + " was not found!"); 3417 } 3418 3419 if (!ps.getInstalled(userId)) { 3420 throw new SecurityException( 3421 "Package " + packageName + " was not installed for user " + userId + "!"); 3422 } 3423 3424 if (mSafeMode && !ps.isSystem()) { 3425 throw new SecurityException("Package " + packageName + " not a system app!"); 3426 } 3427 3428 if (mFrozenPackages.contains(packageName)) { 3429 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3430 } 3431 3432 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3433 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3434 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3435 } 3436 } 3437 } 3438 3439 @Override 3440 public boolean isPackageAvailable(String packageName, int userId) { 3441 if (!sUserManager.exists(userId)) return false; 3442 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3443 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3444 synchronized (mPackages) { 3445 PackageParser.Package p = mPackages.get(packageName); 3446 if (p != null) { 3447 final PackageSetting ps = (PackageSetting) p.mExtras; 3448 if (ps != null) { 3449 final PackageUserState state = ps.readUserState(userId); 3450 if (state != null) { 3451 return PackageParser.isAvailable(state); 3452 } 3453 } 3454 } 3455 } 3456 return false; 3457 } 3458 3459 @Override 3460 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3461 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3462 flags, userId); 3463 } 3464 3465 @Override 3466 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3467 int flags, int userId) { 3468 return getPackageInfoInternal(versionedPackage.getPackageName(), 3469 // TODO: We will change version code to long, so in the new API it is long 3470 (int) versionedPackage.getVersionCode(), flags, userId); 3471 } 3472 3473 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3474 int flags, int userId) { 3475 if (!sUserManager.exists(userId)) return null; 3476 flags = updateFlagsForPackage(flags, userId, packageName); 3477 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3478 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3479 3480 // reader 3481 synchronized (mPackages) { 3482 // Normalize package name to handle renamed packages and static libs 3483 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3484 3485 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3486 if (matchFactoryOnly) { 3487 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3488 if (ps != null) { 3489 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3490 return null; 3491 } 3492 return generatePackageInfo(ps, flags, userId); 3493 } 3494 } 3495 3496 PackageParser.Package p = mPackages.get(packageName); 3497 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3498 return null; 3499 } 3500 if (DEBUG_PACKAGE_INFO) 3501 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3502 if (p != null) { 3503 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3504 Binder.getCallingUid(), userId)) { 3505 return null; 3506 } 3507 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3508 } 3509 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3510 final PackageSetting ps = mSettings.mPackages.get(packageName); 3511 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3512 return null; 3513 } 3514 return generatePackageInfo(ps, flags, userId); 3515 } 3516 } 3517 return null; 3518 } 3519 3520 3521 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3522 // System/shell/root get to see all static libs 3523 final int appId = UserHandle.getAppId(uid); 3524 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3525 || appId == Process.ROOT_UID) { 3526 return false; 3527 } 3528 3529 // No package means no static lib as it is always on internal storage 3530 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3531 return false; 3532 } 3533 3534 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3535 ps.pkg.staticSharedLibVersion); 3536 if (libEntry == null) { 3537 return false; 3538 } 3539 3540 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3541 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3542 if (uidPackageNames == null) { 3543 return true; 3544 } 3545 3546 for (String uidPackageName : uidPackageNames) { 3547 if (ps.name.equals(uidPackageName)) { 3548 return false; 3549 } 3550 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3551 if (uidPs != null) { 3552 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3553 libEntry.info.getName()); 3554 if (index < 0) { 3555 continue; 3556 } 3557 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3558 return false; 3559 } 3560 } 3561 } 3562 return true; 3563 } 3564 3565 @Override 3566 public String[] currentToCanonicalPackageNames(String[] names) { 3567 String[] out = new String[names.length]; 3568 // reader 3569 synchronized (mPackages) { 3570 for (int i=names.length-1; i>=0; i--) { 3571 PackageSetting ps = mSettings.mPackages.get(names[i]); 3572 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3573 } 3574 } 3575 return out; 3576 } 3577 3578 @Override 3579 public String[] canonicalToCurrentPackageNames(String[] names) { 3580 String[] out = new String[names.length]; 3581 // reader 3582 synchronized (mPackages) { 3583 for (int i=names.length-1; i>=0; i--) { 3584 String cur = mSettings.getRenamedPackageLPr(names[i]); 3585 out[i] = cur != null ? cur : names[i]; 3586 } 3587 } 3588 return out; 3589 } 3590 3591 @Override 3592 public int getPackageUid(String packageName, int flags, int userId) { 3593 if (!sUserManager.exists(userId)) return -1; 3594 flags = updateFlagsForPackage(flags, userId, packageName); 3595 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3596 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3597 3598 // reader 3599 synchronized (mPackages) { 3600 final PackageParser.Package p = mPackages.get(packageName); 3601 if (p != null && p.isMatch(flags)) { 3602 return UserHandle.getUid(userId, p.applicationInfo.uid); 3603 } 3604 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3605 final PackageSetting ps = mSettings.mPackages.get(packageName); 3606 if (ps != null && ps.isMatch(flags)) { 3607 return UserHandle.getUid(userId, ps.appId); 3608 } 3609 } 3610 } 3611 3612 return -1; 3613 } 3614 3615 @Override 3616 public int[] getPackageGids(String packageName, int flags, int userId) { 3617 if (!sUserManager.exists(userId)) return null; 3618 flags = updateFlagsForPackage(flags, userId, packageName); 3619 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3620 false /* requireFullPermission */, false /* checkShell */, 3621 "getPackageGids"); 3622 3623 // reader 3624 synchronized (mPackages) { 3625 final PackageParser.Package p = mPackages.get(packageName); 3626 if (p != null && p.isMatch(flags)) { 3627 PackageSetting ps = (PackageSetting) p.mExtras; 3628 // TODO: Shouldn't this be checking for package installed state for userId and 3629 // return null? 3630 return ps.getPermissionsState().computeGids(userId); 3631 } 3632 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3633 final PackageSetting ps = mSettings.mPackages.get(packageName); 3634 if (ps != null && ps.isMatch(flags)) { 3635 return ps.getPermissionsState().computeGids(userId); 3636 } 3637 } 3638 } 3639 3640 return null; 3641 } 3642 3643 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3644 if (bp.perm != null) { 3645 return PackageParser.generatePermissionInfo(bp.perm, flags); 3646 } 3647 PermissionInfo pi = new PermissionInfo(); 3648 pi.name = bp.name; 3649 pi.packageName = bp.sourcePackage; 3650 pi.nonLocalizedLabel = bp.name; 3651 pi.protectionLevel = bp.protectionLevel; 3652 return pi; 3653 } 3654 3655 @Override 3656 public PermissionInfo getPermissionInfo(String name, int flags) { 3657 // reader 3658 synchronized (mPackages) { 3659 final BasePermission p = mSettings.mPermissions.get(name); 3660 if (p != null) { 3661 return generatePermissionInfo(p, flags); 3662 } 3663 return null; 3664 } 3665 } 3666 3667 @Override 3668 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3669 int flags) { 3670 // reader 3671 synchronized (mPackages) { 3672 if (group != null && !mPermissionGroups.containsKey(group)) { 3673 // This is thrown as NameNotFoundException 3674 return null; 3675 } 3676 3677 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3678 for (BasePermission p : mSettings.mPermissions.values()) { 3679 if (group == null) { 3680 if (p.perm == null || p.perm.info.group == null) { 3681 out.add(generatePermissionInfo(p, flags)); 3682 } 3683 } else { 3684 if (p.perm != null && group.equals(p.perm.info.group)) { 3685 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3686 } 3687 } 3688 } 3689 return new ParceledListSlice<>(out); 3690 } 3691 } 3692 3693 @Override 3694 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3695 // reader 3696 synchronized (mPackages) { 3697 return PackageParser.generatePermissionGroupInfo( 3698 mPermissionGroups.get(name), flags); 3699 } 3700 } 3701 3702 @Override 3703 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3704 // reader 3705 synchronized (mPackages) { 3706 final int N = mPermissionGroups.size(); 3707 ArrayList<PermissionGroupInfo> out 3708 = new ArrayList<PermissionGroupInfo>(N); 3709 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3710 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3711 } 3712 return new ParceledListSlice<>(out); 3713 } 3714 } 3715 3716 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3717 int uid, int userId) { 3718 if (!sUserManager.exists(userId)) return null; 3719 PackageSetting ps = mSettings.mPackages.get(packageName); 3720 if (ps != null) { 3721 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3722 return null; 3723 } 3724 if (ps.pkg == null) { 3725 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3726 if (pInfo != null) { 3727 return pInfo.applicationInfo; 3728 } 3729 return null; 3730 } 3731 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3732 ps.readUserState(userId), userId); 3733 if (ai != null) { 3734 rebaseEnabledOverlays(ai, userId); 3735 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3736 } 3737 return ai; 3738 } 3739 return null; 3740 } 3741 3742 @Override 3743 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3744 if (!sUserManager.exists(userId)) return null; 3745 flags = updateFlagsForApplication(flags, userId, packageName); 3746 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3747 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3748 3749 // writer 3750 synchronized (mPackages) { 3751 // Normalize package name to handle renamed packages and static libs 3752 packageName = resolveInternalPackageNameLPr(packageName, 3753 PackageManager.VERSION_CODE_HIGHEST); 3754 3755 PackageParser.Package p = mPackages.get(packageName); 3756 if (DEBUG_PACKAGE_INFO) Log.v( 3757 TAG, "getApplicationInfo " + packageName 3758 + ": " + p); 3759 if (p != null) { 3760 PackageSetting ps = mSettings.mPackages.get(packageName); 3761 if (ps == null) return null; 3762 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3763 return null; 3764 } 3765 // Note: isEnabledLP() does not apply here - always return info 3766 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3767 p, flags, ps.readUserState(userId), userId); 3768 if (ai != null) { 3769 rebaseEnabledOverlays(ai, userId); 3770 ai.packageName = resolveExternalPackageNameLPr(p); 3771 } 3772 return ai; 3773 } 3774 if ("android".equals(packageName)||"system".equals(packageName)) { 3775 return mAndroidApplication; 3776 } 3777 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3778 // Already generates the external package name 3779 return generateApplicationInfoFromSettingsLPw(packageName, 3780 Binder.getCallingUid(), flags, userId); 3781 } 3782 } 3783 return null; 3784 } 3785 3786 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3787 List<String> paths = new ArrayList<>(); 3788 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3789 mEnabledOverlayPaths.get(userId); 3790 if (userSpecificOverlays != null) { 3791 if (!"android".equals(ai.packageName)) { 3792 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3793 if (frameworkOverlays != null) { 3794 paths.addAll(frameworkOverlays); 3795 } 3796 } 3797 3798 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3799 if (appOverlays != null) { 3800 paths.addAll(appOverlays); 3801 } 3802 } 3803 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3804 } 3805 3806 private String normalizePackageNameLPr(String packageName) { 3807 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3808 return normalizedPackageName != null ? normalizedPackageName : packageName; 3809 } 3810 3811 @Override 3812 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3813 final IPackageDataObserver observer) { 3814 mContext.enforceCallingOrSelfPermission( 3815 android.Manifest.permission.CLEAR_APP_CACHE, null); 3816 mHandler.post(() -> { 3817 boolean success = false; 3818 try { 3819 freeStorage(volumeUuid, freeStorageSize, 0); 3820 success = true; 3821 } catch (IOException e) { 3822 Slog.w(TAG, e); 3823 } 3824 if (observer != null) { 3825 try { 3826 observer.onRemoveCompleted(null, success); 3827 } catch (RemoteException e) { 3828 Slog.w(TAG, e); 3829 } 3830 } 3831 }); 3832 } 3833 3834 @Override 3835 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3836 final IntentSender pi) { 3837 mContext.enforceCallingOrSelfPermission( 3838 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3839 mHandler.post(() -> { 3840 boolean success = false; 3841 try { 3842 freeStorage(volumeUuid, freeStorageSize, 0); 3843 success = true; 3844 } catch (IOException e) { 3845 Slog.w(TAG, e); 3846 } 3847 if (pi != null) { 3848 try { 3849 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3850 } catch (SendIntentException e) { 3851 Slog.w(TAG, e); 3852 } 3853 } 3854 }); 3855 } 3856 3857 /** 3858 * Blocking call to clear various types of cached data across the system 3859 * until the requested bytes are available. 3860 */ 3861 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3862 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3863 final File file = storage.findPathForUuid(volumeUuid); 3864 3865 if (ENABLE_FREE_CACHE_V2) { 3866 final boolean aggressive = (storageFlags 3867 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3868 3869 // 1. Pre-flight to determine if we have any chance to succeed 3870 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3871 3872 // 3. Consider parsed APK data (aggressive only) 3873 if (aggressive) { 3874 FileUtils.deleteContents(mCacheDir); 3875 } 3876 if (file.getUsableSpace() >= bytes) return; 3877 3878 // 4. Consider cached app data (above quotas) 3879 try { 3880 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3881 } catch (InstallerException ignored) { 3882 } 3883 if (file.getUsableSpace() >= bytes) return; 3884 3885 // 5. Consider shared libraries with refcount=0 and age>2h 3886 // 6. Consider dexopt output (aggressive only) 3887 // 7. Consider ephemeral apps not used in last week 3888 3889 // 8. Consider cached app data (below quotas) 3890 try { 3891 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3892 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3893 } catch (InstallerException ignored) { 3894 } 3895 if (file.getUsableSpace() >= bytes) return; 3896 3897 // 9. Consider DropBox entries 3898 // 10. Consider ephemeral cookies 3899 3900 } else { 3901 try { 3902 mInstaller.freeCache(volumeUuid, bytes, 0); 3903 } catch (InstallerException ignored) { 3904 } 3905 if (file.getUsableSpace() >= bytes) return; 3906 } 3907 3908 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3909 } 3910 3911 /** 3912 * Update given flags based on encryption status of current user. 3913 */ 3914 private int updateFlags(int flags, int userId) { 3915 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3916 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3917 // Caller expressed an explicit opinion about what encryption 3918 // aware/unaware components they want to see, so fall through and 3919 // give them what they want 3920 } else { 3921 // Caller expressed no opinion, so match based on user state 3922 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3923 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3924 } else { 3925 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3926 } 3927 } 3928 return flags; 3929 } 3930 3931 private UserManagerInternal getUserManagerInternal() { 3932 if (mUserManagerInternal == null) { 3933 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3934 } 3935 return mUserManagerInternal; 3936 } 3937 3938 private DeviceIdleController.LocalService getDeviceIdleController() { 3939 if (mDeviceIdleController == null) { 3940 mDeviceIdleController = 3941 LocalServices.getService(DeviceIdleController.LocalService.class); 3942 } 3943 return mDeviceIdleController; 3944 } 3945 3946 /** 3947 * Update given flags when being used to request {@link PackageInfo}. 3948 */ 3949 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3950 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3951 boolean triaged = true; 3952 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3953 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3954 // Caller is asking for component details, so they'd better be 3955 // asking for specific encryption matching behavior, or be triaged 3956 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3957 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3958 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3959 triaged = false; 3960 } 3961 } 3962 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3963 | PackageManager.MATCH_SYSTEM_ONLY 3964 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3965 triaged = false; 3966 } 3967 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3968 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3969 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3970 + Debug.getCallers(5)); 3971 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3972 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3973 // If the caller wants all packages and has a restricted profile associated with it, 3974 // then match all users. This is to make sure that launchers that need to access work 3975 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3976 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3977 flags |= PackageManager.MATCH_ANY_USER; 3978 } 3979 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3980 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3981 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3982 } 3983 return updateFlags(flags, userId); 3984 } 3985 3986 /** 3987 * Update given flags when being used to request {@link ApplicationInfo}. 3988 */ 3989 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3990 return updateFlagsForPackage(flags, userId, cookie); 3991 } 3992 3993 /** 3994 * Update given flags when being used to request {@link ComponentInfo}. 3995 */ 3996 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3997 if (cookie instanceof Intent) { 3998 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3999 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4000 } 4001 } 4002 4003 boolean triaged = true; 4004 // Caller is asking for component details, so they'd better be 4005 // asking for specific encryption matching behavior, or be triaged 4006 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4007 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4008 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4009 triaged = false; 4010 } 4011 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4012 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4013 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4014 } 4015 4016 return updateFlags(flags, userId); 4017 } 4018 4019 /** 4020 * Update given intent when being used to request {@link ResolveInfo}. 4021 */ 4022 private Intent updateIntentForResolve(Intent intent) { 4023 if (intent.getSelector() != null) { 4024 intent = intent.getSelector(); 4025 } 4026 if (DEBUG_PREFERRED) { 4027 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4028 } 4029 return intent; 4030 } 4031 4032 /** 4033 * Update given flags when being used to request {@link ResolveInfo}. 4034 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4035 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4036 * flag set. However, this flag is only honoured in three circumstances: 4037 * <ul> 4038 * <li>when called from a system process</li> 4039 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4040 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4041 * action and a {@code android.intent.category.BROWSABLE} category</li> 4042 * </ul> 4043 */ 4044 int updateFlagsForResolve(int flags, int userId, Intent intent, boolean includeInstantApp) { 4045 // Safe mode means we shouldn't match any third-party components 4046 if (mSafeMode) { 4047 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4048 } 4049 final int callingUid = Binder.getCallingUid(); 4050 if (getInstantAppPackageName(callingUid) != null) { 4051 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4052 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4053 flags |= PackageManager.MATCH_INSTANT; 4054 } else { 4055 // Otherwise, prevent leaking ephemeral components 4056 final boolean isSpecialProcess = 4057 callingUid == Process.SYSTEM_UID 4058 || callingUid == Process.SHELL_UID 4059 || callingUid == 0; 4060 final boolean allowMatchInstant = 4061 (includeInstantApp 4062 && Intent.ACTION_VIEW.equals(intent.getAction()) 4063 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4064 && hasWebURI(intent)) 4065 || isSpecialProcess 4066 || mContext.checkCallingOrSelfPermission( 4067 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4068 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4069 if (!allowMatchInstant) { 4070 flags &= ~PackageManager.MATCH_INSTANT; 4071 } 4072 } 4073 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4074 } 4075 4076 @Override 4077 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4078 if (!sUserManager.exists(userId)) return null; 4079 flags = updateFlagsForComponent(flags, userId, component); 4080 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4081 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4082 synchronized (mPackages) { 4083 PackageParser.Activity a = mActivities.mActivities.get(component); 4084 4085 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4086 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4087 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4088 if (ps == null) return null; 4089 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4090 userId); 4091 } 4092 if (mResolveComponentName.equals(component)) { 4093 return PackageParser.generateActivityInfo(mResolveActivity, flags, 4094 new PackageUserState(), userId); 4095 } 4096 } 4097 return null; 4098 } 4099 4100 @Override 4101 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4102 String resolvedType) { 4103 synchronized (mPackages) { 4104 if (component.equals(mResolveComponentName)) { 4105 // The resolver supports EVERYTHING! 4106 return true; 4107 } 4108 PackageParser.Activity a = mActivities.mActivities.get(component); 4109 if (a == null) { 4110 return false; 4111 } 4112 for (int i=0; i<a.intents.size(); i++) { 4113 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4114 intent.getData(), intent.getCategories(), TAG) >= 0) { 4115 return true; 4116 } 4117 } 4118 return false; 4119 } 4120 } 4121 4122 @Override 4123 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4124 if (!sUserManager.exists(userId)) return null; 4125 flags = updateFlagsForComponent(flags, userId, component); 4126 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4127 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4128 synchronized (mPackages) { 4129 PackageParser.Activity a = mReceivers.mActivities.get(component); 4130 if (DEBUG_PACKAGE_INFO) Log.v( 4131 TAG, "getReceiverInfo " + component + ": " + a); 4132 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4133 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4134 if (ps == null) return null; 4135 ActivityInfo ri = PackageParser.generateActivityInfo(a, flags, 4136 ps.readUserState(userId), userId); 4137 if (ri != null) { 4138 rebaseEnabledOverlays(ri.applicationInfo, userId); 4139 } 4140 return ri; 4141 } 4142 } 4143 return null; 4144 } 4145 4146 @Override 4147 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4148 if (!sUserManager.exists(userId)) return null; 4149 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4150 4151 flags = updateFlagsForPackage(flags, userId, null); 4152 4153 final boolean canSeeStaticLibraries = 4154 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4155 == PERMISSION_GRANTED 4156 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4157 == PERMISSION_GRANTED 4158 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4159 == PERMISSION_GRANTED 4160 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4161 == PERMISSION_GRANTED; 4162 4163 synchronized (mPackages) { 4164 List<SharedLibraryInfo> result = null; 4165 4166 final int libCount = mSharedLibraries.size(); 4167 for (int i = 0; i < libCount; i++) { 4168 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4169 if (versionedLib == null) { 4170 continue; 4171 } 4172 4173 final int versionCount = versionedLib.size(); 4174 for (int j = 0; j < versionCount; j++) { 4175 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4176 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4177 break; 4178 } 4179 final long identity = Binder.clearCallingIdentity(); 4180 try { 4181 // TODO: We will change version code to long, so in the new API it is long 4182 PackageInfo packageInfo = getPackageInfoVersioned( 4183 libInfo.getDeclaringPackage(), flags, userId); 4184 if (packageInfo == null) { 4185 continue; 4186 } 4187 } finally { 4188 Binder.restoreCallingIdentity(identity); 4189 } 4190 4191 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4192 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4193 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4194 4195 if (result == null) { 4196 result = new ArrayList<>(); 4197 } 4198 result.add(resLibInfo); 4199 } 4200 } 4201 4202 return result != null ? new ParceledListSlice<>(result) : null; 4203 } 4204 } 4205 4206 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4207 SharedLibraryInfo libInfo, int flags, int userId) { 4208 List<VersionedPackage> versionedPackages = null; 4209 final int packageCount = mSettings.mPackages.size(); 4210 for (int i = 0; i < packageCount; i++) { 4211 PackageSetting ps = mSettings.mPackages.valueAt(i); 4212 4213 if (ps == null) { 4214 continue; 4215 } 4216 4217 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4218 continue; 4219 } 4220 4221 final String libName = libInfo.getName(); 4222 if (libInfo.isStatic()) { 4223 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4224 if (libIdx < 0) { 4225 continue; 4226 } 4227 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4228 continue; 4229 } 4230 if (versionedPackages == null) { 4231 versionedPackages = new ArrayList<>(); 4232 } 4233 // If the dependent is a static shared lib, use the public package name 4234 String dependentPackageName = ps.name; 4235 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4236 dependentPackageName = ps.pkg.manifestPackageName; 4237 } 4238 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4239 } else if (ps.pkg != null) { 4240 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4241 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4242 if (versionedPackages == null) { 4243 versionedPackages = new ArrayList<>(); 4244 } 4245 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4246 } 4247 } 4248 } 4249 4250 return versionedPackages; 4251 } 4252 4253 @Override 4254 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4255 if (!sUserManager.exists(userId)) return null; 4256 flags = updateFlagsForComponent(flags, userId, component); 4257 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4258 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4259 synchronized (mPackages) { 4260 PackageParser.Service s = mServices.mServices.get(component); 4261 if (DEBUG_PACKAGE_INFO) Log.v( 4262 TAG, "getServiceInfo " + component + ": " + s); 4263 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4264 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4265 if (ps == null) return null; 4266 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4267 ps.readUserState(userId), userId); 4268 if (si != null) { 4269 rebaseEnabledOverlays(si.applicationInfo, userId); 4270 } 4271 return si; 4272 } 4273 } 4274 return null; 4275 } 4276 4277 @Override 4278 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4279 if (!sUserManager.exists(userId)) return null; 4280 flags = updateFlagsForComponent(flags, userId, component); 4281 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4282 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4283 synchronized (mPackages) { 4284 PackageParser.Provider p = mProviders.mProviders.get(component); 4285 if (DEBUG_PACKAGE_INFO) Log.v( 4286 TAG, "getProviderInfo " + component + ": " + p); 4287 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4288 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4289 if (ps == null) return null; 4290 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4291 ps.readUserState(userId), userId); 4292 if (pi != null) { 4293 rebaseEnabledOverlays(pi.applicationInfo, userId); 4294 } 4295 return pi; 4296 } 4297 } 4298 return null; 4299 } 4300 4301 @Override 4302 public String[] getSystemSharedLibraryNames() { 4303 synchronized (mPackages) { 4304 Set<String> libs = null; 4305 final int libCount = mSharedLibraries.size(); 4306 for (int i = 0; i < libCount; i++) { 4307 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4308 if (versionedLib == null) { 4309 continue; 4310 } 4311 final int versionCount = versionedLib.size(); 4312 for (int j = 0; j < versionCount; j++) { 4313 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4314 if (!libEntry.info.isStatic()) { 4315 if (libs == null) { 4316 libs = new ArraySet<>(); 4317 } 4318 libs.add(libEntry.info.getName()); 4319 break; 4320 } 4321 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4322 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4323 UserHandle.getUserId(Binder.getCallingUid()))) { 4324 if (libs == null) { 4325 libs = new ArraySet<>(); 4326 } 4327 libs.add(libEntry.info.getName()); 4328 break; 4329 } 4330 } 4331 } 4332 4333 if (libs != null) { 4334 String[] libsArray = new String[libs.size()]; 4335 libs.toArray(libsArray); 4336 return libsArray; 4337 } 4338 4339 return null; 4340 } 4341 } 4342 4343 @Override 4344 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4345 synchronized (mPackages) { 4346 return mServicesSystemSharedLibraryPackageName; 4347 } 4348 } 4349 4350 @Override 4351 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4352 synchronized (mPackages) { 4353 return mSharedSystemSharedLibraryPackageName; 4354 } 4355 } 4356 4357 private void updateSequenceNumberLP(String packageName, int[] userList) { 4358 for (int i = userList.length - 1; i >= 0; --i) { 4359 final int userId = userList[i]; 4360 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4361 if (changedPackages == null) { 4362 changedPackages = new SparseArray<>(); 4363 mChangedPackages.put(userId, changedPackages); 4364 } 4365 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4366 if (sequenceNumbers == null) { 4367 sequenceNumbers = new HashMap<>(); 4368 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4369 } 4370 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4371 if (sequenceNumber != null) { 4372 changedPackages.remove(sequenceNumber); 4373 } 4374 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4375 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4376 } 4377 mChangedPackagesSequenceNumber++; 4378 } 4379 4380 @Override 4381 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4382 synchronized (mPackages) { 4383 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4384 return null; 4385 } 4386 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4387 if (changedPackages == null) { 4388 return null; 4389 } 4390 final List<String> packageNames = 4391 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4392 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4393 final String packageName = changedPackages.get(i); 4394 if (packageName != null) { 4395 packageNames.add(packageName); 4396 } 4397 } 4398 return packageNames.isEmpty() 4399 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4400 } 4401 } 4402 4403 @Override 4404 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4405 ArrayList<FeatureInfo> res; 4406 synchronized (mAvailableFeatures) { 4407 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4408 res.addAll(mAvailableFeatures.values()); 4409 } 4410 final FeatureInfo fi = new FeatureInfo(); 4411 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4412 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4413 res.add(fi); 4414 4415 return new ParceledListSlice<>(res); 4416 } 4417 4418 @Override 4419 public boolean hasSystemFeature(String name, int version) { 4420 synchronized (mAvailableFeatures) { 4421 final FeatureInfo feat = mAvailableFeatures.get(name); 4422 if (feat == null) { 4423 return false; 4424 } else { 4425 return feat.version >= version; 4426 } 4427 } 4428 } 4429 4430 @Override 4431 public int checkPermission(String permName, String pkgName, int userId) { 4432 if (!sUserManager.exists(userId)) { 4433 return PackageManager.PERMISSION_DENIED; 4434 } 4435 4436 synchronized (mPackages) { 4437 final PackageParser.Package p = mPackages.get(pkgName); 4438 if (p != null && p.mExtras != null) { 4439 final PackageSetting ps = (PackageSetting) p.mExtras; 4440 final PermissionsState permissionsState = ps.getPermissionsState(); 4441 if (permissionsState.hasPermission(permName, userId)) { 4442 return PackageManager.PERMISSION_GRANTED; 4443 } 4444 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4445 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4446 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4447 return PackageManager.PERMISSION_GRANTED; 4448 } 4449 } 4450 } 4451 4452 return PackageManager.PERMISSION_DENIED; 4453 } 4454 4455 @Override 4456 public int checkUidPermission(String permName, int uid) { 4457 final int userId = UserHandle.getUserId(uid); 4458 4459 if (!sUserManager.exists(userId)) { 4460 return PackageManager.PERMISSION_DENIED; 4461 } 4462 4463 synchronized (mPackages) { 4464 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4465 if (obj != null) { 4466 final SettingBase ps = (SettingBase) obj; 4467 final PermissionsState permissionsState = ps.getPermissionsState(); 4468 if (permissionsState.hasPermission(permName, userId)) { 4469 return PackageManager.PERMISSION_GRANTED; 4470 } 4471 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4472 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4473 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4474 return PackageManager.PERMISSION_GRANTED; 4475 } 4476 } else { 4477 ArraySet<String> perms = mSystemPermissions.get(uid); 4478 if (perms != null) { 4479 if (perms.contains(permName)) { 4480 return PackageManager.PERMISSION_GRANTED; 4481 } 4482 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4483 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4484 return PackageManager.PERMISSION_GRANTED; 4485 } 4486 } 4487 } 4488 } 4489 4490 return PackageManager.PERMISSION_DENIED; 4491 } 4492 4493 @Override 4494 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4495 if (UserHandle.getCallingUserId() != userId) { 4496 mContext.enforceCallingPermission( 4497 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4498 "isPermissionRevokedByPolicy for user " + userId); 4499 } 4500 4501 if (checkPermission(permission, packageName, userId) 4502 == PackageManager.PERMISSION_GRANTED) { 4503 return false; 4504 } 4505 4506 final long identity = Binder.clearCallingIdentity(); 4507 try { 4508 final int flags = getPermissionFlags(permission, packageName, userId); 4509 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4510 } finally { 4511 Binder.restoreCallingIdentity(identity); 4512 } 4513 } 4514 4515 @Override 4516 public String getPermissionControllerPackageName() { 4517 synchronized (mPackages) { 4518 return mRequiredInstallerPackage; 4519 } 4520 } 4521 4522 /** 4523 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4524 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4525 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4526 * @param message the message to log on security exception 4527 */ 4528 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4529 boolean checkShell, String message) { 4530 if (userId < 0) { 4531 throw new IllegalArgumentException("Invalid userId " + userId); 4532 } 4533 if (checkShell) { 4534 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4535 } 4536 if (userId == UserHandle.getUserId(callingUid)) return; 4537 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4538 if (requireFullPermission) { 4539 mContext.enforceCallingOrSelfPermission( 4540 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4541 } else { 4542 try { 4543 mContext.enforceCallingOrSelfPermission( 4544 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4545 } catch (SecurityException se) { 4546 mContext.enforceCallingOrSelfPermission( 4547 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4548 } 4549 } 4550 } 4551 } 4552 4553 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4554 if (callingUid == Process.SHELL_UID) { 4555 if (userHandle >= 0 4556 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4557 throw new SecurityException("Shell does not have permission to access user " 4558 + userHandle); 4559 } else if (userHandle < 0) { 4560 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4561 + Debug.getCallers(3)); 4562 } 4563 } 4564 } 4565 4566 private BasePermission findPermissionTreeLP(String permName) { 4567 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4568 if (permName.startsWith(bp.name) && 4569 permName.length() > bp.name.length() && 4570 permName.charAt(bp.name.length()) == '.') { 4571 return bp; 4572 } 4573 } 4574 return null; 4575 } 4576 4577 private BasePermission checkPermissionTreeLP(String permName) { 4578 if (permName != null) { 4579 BasePermission bp = findPermissionTreeLP(permName); 4580 if (bp != null) { 4581 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4582 return bp; 4583 } 4584 throw new SecurityException("Calling uid " 4585 + Binder.getCallingUid() 4586 + " is not allowed to add to permission tree " 4587 + bp.name + " owned by uid " + bp.uid); 4588 } 4589 } 4590 throw new SecurityException("No permission tree found for " + permName); 4591 } 4592 4593 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4594 if (s1 == null) { 4595 return s2 == null; 4596 } 4597 if (s2 == null) { 4598 return false; 4599 } 4600 if (s1.getClass() != s2.getClass()) { 4601 return false; 4602 } 4603 return s1.equals(s2); 4604 } 4605 4606 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4607 if (pi1.icon != pi2.icon) return false; 4608 if (pi1.logo != pi2.logo) return false; 4609 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4610 if (!compareStrings(pi1.name, pi2.name)) return false; 4611 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4612 // We'll take care of setting this one. 4613 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4614 // These are not currently stored in settings. 4615 //if (!compareStrings(pi1.group, pi2.group)) return false; 4616 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4617 //if (pi1.labelRes != pi2.labelRes) return false; 4618 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4619 return true; 4620 } 4621 4622 int permissionInfoFootprint(PermissionInfo info) { 4623 int size = info.name.length(); 4624 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4625 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4626 return size; 4627 } 4628 4629 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4630 int size = 0; 4631 for (BasePermission perm : mSettings.mPermissions.values()) { 4632 if (perm.uid == tree.uid) { 4633 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4634 } 4635 } 4636 return size; 4637 } 4638 4639 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4640 // We calculate the max size of permissions defined by this uid and throw 4641 // if that plus the size of 'info' would exceed our stated maximum. 4642 if (tree.uid != Process.SYSTEM_UID) { 4643 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4644 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4645 throw new SecurityException("Permission tree size cap exceeded"); 4646 } 4647 } 4648 } 4649 4650 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4651 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4652 throw new SecurityException("Label must be specified in permission"); 4653 } 4654 BasePermission tree = checkPermissionTreeLP(info.name); 4655 BasePermission bp = mSettings.mPermissions.get(info.name); 4656 boolean added = bp == null; 4657 boolean changed = true; 4658 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4659 if (added) { 4660 enforcePermissionCapLocked(info, tree); 4661 bp = new BasePermission(info.name, tree.sourcePackage, 4662 BasePermission.TYPE_DYNAMIC); 4663 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4664 throw new SecurityException( 4665 "Not allowed to modify non-dynamic permission " 4666 + info.name); 4667 } else { 4668 if (bp.protectionLevel == fixedLevel 4669 && bp.perm.owner.equals(tree.perm.owner) 4670 && bp.uid == tree.uid 4671 && comparePermissionInfos(bp.perm.info, info)) { 4672 changed = false; 4673 } 4674 } 4675 bp.protectionLevel = fixedLevel; 4676 info = new PermissionInfo(info); 4677 info.protectionLevel = fixedLevel; 4678 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4679 bp.perm.info.packageName = tree.perm.info.packageName; 4680 bp.uid = tree.uid; 4681 if (added) { 4682 mSettings.mPermissions.put(info.name, bp); 4683 } 4684 if (changed) { 4685 if (!async) { 4686 mSettings.writeLPr(); 4687 } else { 4688 scheduleWriteSettingsLocked(); 4689 } 4690 } 4691 return added; 4692 } 4693 4694 @Override 4695 public boolean addPermission(PermissionInfo info) { 4696 synchronized (mPackages) { 4697 return addPermissionLocked(info, false); 4698 } 4699 } 4700 4701 @Override 4702 public boolean addPermissionAsync(PermissionInfo info) { 4703 synchronized (mPackages) { 4704 return addPermissionLocked(info, true); 4705 } 4706 } 4707 4708 @Override 4709 public void removePermission(String name) { 4710 synchronized (mPackages) { 4711 checkPermissionTreeLP(name); 4712 BasePermission bp = mSettings.mPermissions.get(name); 4713 if (bp != null) { 4714 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4715 throw new SecurityException( 4716 "Not allowed to modify non-dynamic permission " 4717 + name); 4718 } 4719 mSettings.mPermissions.remove(name); 4720 mSettings.writeLPr(); 4721 } 4722 } 4723 } 4724 4725 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4726 BasePermission bp) { 4727 int index = pkg.requestedPermissions.indexOf(bp.name); 4728 if (index == -1) { 4729 throw new SecurityException("Package " + pkg.packageName 4730 + " has not requested permission " + bp.name); 4731 } 4732 if (!bp.isRuntime() && !bp.isDevelopment()) { 4733 throw new SecurityException("Permission " + bp.name 4734 + " is not a changeable permission type"); 4735 } 4736 } 4737 4738 @Override 4739 public void grantRuntimePermission(String packageName, String name, final int userId) { 4740 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4741 } 4742 4743 private void grantRuntimePermission(String packageName, String name, final int userId, 4744 boolean overridePolicy) { 4745 if (!sUserManager.exists(userId)) { 4746 Log.e(TAG, "No such user:" + userId); 4747 return; 4748 } 4749 4750 mContext.enforceCallingOrSelfPermission( 4751 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4752 "grantRuntimePermission"); 4753 4754 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4755 true /* requireFullPermission */, true /* checkShell */, 4756 "grantRuntimePermission"); 4757 4758 final int uid; 4759 final SettingBase sb; 4760 4761 synchronized (mPackages) { 4762 final PackageParser.Package pkg = mPackages.get(packageName); 4763 if (pkg == null) { 4764 throw new IllegalArgumentException("Unknown package: " + packageName); 4765 } 4766 4767 final BasePermission bp = mSettings.mPermissions.get(name); 4768 if (bp == null) { 4769 throw new IllegalArgumentException("Unknown permission: " + name); 4770 } 4771 4772 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4773 4774 // If a permission review is required for legacy apps we represent 4775 // their permissions as always granted runtime ones since we need 4776 // to keep the review required permission flag per user while an 4777 // install permission's state is shared across all users. 4778 if (mPermissionReviewRequired 4779 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4780 && bp.isRuntime()) { 4781 return; 4782 } 4783 4784 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4785 sb = (SettingBase) pkg.mExtras; 4786 if (sb == null) { 4787 throw new IllegalArgumentException("Unknown package: " + packageName); 4788 } 4789 4790 final PermissionsState permissionsState = sb.getPermissionsState(); 4791 4792 final int flags = permissionsState.getPermissionFlags(name, userId); 4793 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4794 throw new SecurityException("Cannot grant system fixed permission " 4795 + name + " for package " + packageName); 4796 } 4797 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4798 throw new SecurityException("Cannot grant policy fixed permission " 4799 + name + " for package " + packageName); 4800 } 4801 4802 if (bp.isDevelopment()) { 4803 // Development permissions must be handled specially, since they are not 4804 // normal runtime permissions. For now they apply to all users. 4805 if (permissionsState.grantInstallPermission(bp) != 4806 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4807 scheduleWriteSettingsLocked(); 4808 } 4809 return; 4810 } 4811 4812 final PackageSetting ps = mSettings.mPackages.get(packageName); 4813 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4814 throw new SecurityException("Cannot grant non-ephemeral permission" 4815 + name + " for package " + packageName); 4816 } 4817 4818 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4819 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4820 return; 4821 } 4822 4823 final int result = permissionsState.grantRuntimePermission(bp, userId); 4824 switch (result) { 4825 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4826 return; 4827 } 4828 4829 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4830 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4831 mHandler.post(new Runnable() { 4832 @Override 4833 public void run() { 4834 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4835 } 4836 }); 4837 } 4838 break; 4839 } 4840 4841 if (bp.isRuntime()) { 4842 logPermissionGranted(mContext, name, packageName); 4843 } 4844 4845 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4846 4847 // Not critical if that is lost - app has to request again. 4848 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4849 } 4850 4851 // Only need to do this if user is initialized. Otherwise it's a new user 4852 // and there are no processes running as the user yet and there's no need 4853 // to make an expensive call to remount processes for the changed permissions. 4854 if (READ_EXTERNAL_STORAGE.equals(name) 4855 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4856 final long token = Binder.clearCallingIdentity(); 4857 try { 4858 if (sUserManager.isInitialized(userId)) { 4859 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4860 StorageManagerInternal.class); 4861 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4862 } 4863 } finally { 4864 Binder.restoreCallingIdentity(token); 4865 } 4866 } 4867 } 4868 4869 @Override 4870 public void revokeRuntimePermission(String packageName, String name, int userId) { 4871 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4872 } 4873 4874 private void revokeRuntimePermission(String packageName, String name, int userId, 4875 boolean overridePolicy) { 4876 if (!sUserManager.exists(userId)) { 4877 Log.e(TAG, "No such user:" + userId); 4878 return; 4879 } 4880 4881 mContext.enforceCallingOrSelfPermission( 4882 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4883 "revokeRuntimePermission"); 4884 4885 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4886 true /* requireFullPermission */, true /* checkShell */, 4887 "revokeRuntimePermission"); 4888 4889 final int appId; 4890 4891 synchronized (mPackages) { 4892 final PackageParser.Package pkg = mPackages.get(packageName); 4893 if (pkg == null) { 4894 throw new IllegalArgumentException("Unknown package: " + packageName); 4895 } 4896 4897 final BasePermission bp = mSettings.mPermissions.get(name); 4898 if (bp == null) { 4899 throw new IllegalArgumentException("Unknown permission: " + name); 4900 } 4901 4902 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4903 4904 // If a permission review is required for legacy apps we represent 4905 // their permissions as always granted runtime ones since we need 4906 // to keep the review required permission flag per user while an 4907 // install permission's state is shared across all users. 4908 if (mPermissionReviewRequired 4909 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4910 && bp.isRuntime()) { 4911 return; 4912 } 4913 4914 SettingBase sb = (SettingBase) pkg.mExtras; 4915 if (sb == null) { 4916 throw new IllegalArgumentException("Unknown package: " + packageName); 4917 } 4918 4919 final PermissionsState permissionsState = sb.getPermissionsState(); 4920 4921 final int flags = permissionsState.getPermissionFlags(name, userId); 4922 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4923 throw new SecurityException("Cannot revoke system fixed permission " 4924 + name + " for package " + packageName); 4925 } 4926 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4927 throw new SecurityException("Cannot revoke policy fixed permission " 4928 + name + " for package " + packageName); 4929 } 4930 4931 if (bp.isDevelopment()) { 4932 // Development permissions must be handled specially, since they are not 4933 // normal runtime permissions. For now they apply to all users. 4934 if (permissionsState.revokeInstallPermission(bp) != 4935 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4936 scheduleWriteSettingsLocked(); 4937 } 4938 return; 4939 } 4940 4941 if (permissionsState.revokeRuntimePermission(bp, userId) == 4942 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4943 return; 4944 } 4945 4946 if (bp.isRuntime()) { 4947 logPermissionRevoked(mContext, name, packageName); 4948 } 4949 4950 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4951 4952 // Critical, after this call app should never have the permission. 4953 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4954 4955 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4956 } 4957 4958 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4959 } 4960 4961 /** 4962 * Get the first event id for the permission. 4963 * 4964 * <p>There are four events for each permission: <ul> 4965 * <li>Request permission: first id + 0</li> 4966 * <li>Grant permission: first id + 1</li> 4967 * <li>Request for permission denied: first id + 2</li> 4968 * <li>Revoke permission: first id + 3</li> 4969 * </ul></p> 4970 * 4971 * @param name name of the permission 4972 * 4973 * @return The first event id for the permission 4974 */ 4975 private static int getBaseEventId(@NonNull String name) { 4976 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4977 4978 if (eventIdIndex == -1) { 4979 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4980 || "user".equals(Build.TYPE)) { 4981 Log.i(TAG, "Unknown permission " + name); 4982 4983 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4984 } else { 4985 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4986 // 4987 // Also update 4988 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4989 // - metrics_constants.proto 4990 throw new IllegalStateException("Unknown permission " + name); 4991 } 4992 } 4993 4994 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4995 } 4996 4997 /** 4998 * Log that a permission was revoked. 4999 * 5000 * @param context Context of the caller 5001 * @param name name of the permission 5002 * @param packageName package permission if for 5003 */ 5004 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5005 @NonNull String packageName) { 5006 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5007 } 5008 5009 /** 5010 * Log that a permission request was granted. 5011 * 5012 * @param context Context of the caller 5013 * @param name name of the permission 5014 * @param packageName package permission if for 5015 */ 5016 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5017 @NonNull String packageName) { 5018 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5019 } 5020 5021 @Override 5022 public void resetRuntimePermissions() { 5023 mContext.enforceCallingOrSelfPermission( 5024 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5025 "revokeRuntimePermission"); 5026 5027 int callingUid = Binder.getCallingUid(); 5028 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5029 mContext.enforceCallingOrSelfPermission( 5030 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5031 "resetRuntimePermissions"); 5032 } 5033 5034 synchronized (mPackages) { 5035 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5036 for (int userId : UserManagerService.getInstance().getUserIds()) { 5037 final int packageCount = mPackages.size(); 5038 for (int i = 0; i < packageCount; i++) { 5039 PackageParser.Package pkg = mPackages.valueAt(i); 5040 if (!(pkg.mExtras instanceof PackageSetting)) { 5041 continue; 5042 } 5043 PackageSetting ps = (PackageSetting) pkg.mExtras; 5044 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5045 } 5046 } 5047 } 5048 } 5049 5050 @Override 5051 public int getPermissionFlags(String name, String packageName, int userId) { 5052 if (!sUserManager.exists(userId)) { 5053 return 0; 5054 } 5055 5056 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5057 5058 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5059 true /* requireFullPermission */, false /* checkShell */, 5060 "getPermissionFlags"); 5061 5062 synchronized (mPackages) { 5063 final PackageParser.Package pkg = mPackages.get(packageName); 5064 if (pkg == null) { 5065 return 0; 5066 } 5067 5068 final BasePermission bp = mSettings.mPermissions.get(name); 5069 if (bp == null) { 5070 return 0; 5071 } 5072 5073 SettingBase sb = (SettingBase) pkg.mExtras; 5074 if (sb == null) { 5075 return 0; 5076 } 5077 5078 PermissionsState permissionsState = sb.getPermissionsState(); 5079 return permissionsState.getPermissionFlags(name, userId); 5080 } 5081 } 5082 5083 @Override 5084 public void updatePermissionFlags(String name, String packageName, int flagMask, 5085 int flagValues, int userId) { 5086 if (!sUserManager.exists(userId)) { 5087 return; 5088 } 5089 5090 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5091 5092 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5093 true /* requireFullPermission */, true /* checkShell */, 5094 "updatePermissionFlags"); 5095 5096 // Only the system can change these flags and nothing else. 5097 if (getCallingUid() != Process.SYSTEM_UID) { 5098 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5099 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5100 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5101 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5102 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5103 } 5104 5105 synchronized (mPackages) { 5106 final PackageParser.Package pkg = mPackages.get(packageName); 5107 if (pkg == null) { 5108 throw new IllegalArgumentException("Unknown package: " + packageName); 5109 } 5110 5111 final BasePermission bp = mSettings.mPermissions.get(name); 5112 if (bp == null) { 5113 throw new IllegalArgumentException("Unknown permission: " + name); 5114 } 5115 5116 SettingBase sb = (SettingBase) pkg.mExtras; 5117 if (sb == null) { 5118 throw new IllegalArgumentException("Unknown package: " + packageName); 5119 } 5120 5121 PermissionsState permissionsState = sb.getPermissionsState(); 5122 5123 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5124 5125 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5126 // Install and runtime permissions are stored in different places, 5127 // so figure out what permission changed and persist the change. 5128 if (permissionsState.getInstallPermissionState(name) != null) { 5129 scheduleWriteSettingsLocked(); 5130 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5131 || hadState) { 5132 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5133 } 5134 } 5135 } 5136 } 5137 5138 /** 5139 * Update the permission flags for all packages and runtime permissions of a user in order 5140 * to allow device or profile owner to remove POLICY_FIXED. 5141 */ 5142 @Override 5143 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5144 if (!sUserManager.exists(userId)) { 5145 return; 5146 } 5147 5148 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5149 5150 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5151 true /* requireFullPermission */, true /* checkShell */, 5152 "updatePermissionFlagsForAllApps"); 5153 5154 // Only the system can change system fixed flags. 5155 if (getCallingUid() != Process.SYSTEM_UID) { 5156 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5157 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5158 } 5159 5160 synchronized (mPackages) { 5161 boolean changed = false; 5162 final int packageCount = mPackages.size(); 5163 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5164 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5165 SettingBase sb = (SettingBase) pkg.mExtras; 5166 if (sb == null) { 5167 continue; 5168 } 5169 PermissionsState permissionsState = sb.getPermissionsState(); 5170 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5171 userId, flagMask, flagValues); 5172 } 5173 if (changed) { 5174 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5175 } 5176 } 5177 } 5178 5179 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5180 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5181 != PackageManager.PERMISSION_GRANTED 5182 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5183 != PackageManager.PERMISSION_GRANTED) { 5184 throw new SecurityException(message + " requires " 5185 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5186 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5187 } 5188 } 5189 5190 @Override 5191 public boolean shouldShowRequestPermissionRationale(String permissionName, 5192 String packageName, int userId) { 5193 if (UserHandle.getCallingUserId() != userId) { 5194 mContext.enforceCallingPermission( 5195 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5196 "canShowRequestPermissionRationale for user " + userId); 5197 } 5198 5199 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5200 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5201 return false; 5202 } 5203 5204 if (checkPermission(permissionName, packageName, userId) 5205 == PackageManager.PERMISSION_GRANTED) { 5206 return false; 5207 } 5208 5209 final int flags; 5210 5211 final long identity = Binder.clearCallingIdentity(); 5212 try { 5213 flags = getPermissionFlags(permissionName, 5214 packageName, userId); 5215 } finally { 5216 Binder.restoreCallingIdentity(identity); 5217 } 5218 5219 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5220 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5221 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5222 5223 if ((flags & fixedFlags) != 0) { 5224 return false; 5225 } 5226 5227 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5228 } 5229 5230 @Override 5231 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5232 mContext.enforceCallingOrSelfPermission( 5233 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5234 "addOnPermissionsChangeListener"); 5235 5236 synchronized (mPackages) { 5237 mOnPermissionChangeListeners.addListenerLocked(listener); 5238 } 5239 } 5240 5241 @Override 5242 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5243 synchronized (mPackages) { 5244 mOnPermissionChangeListeners.removeListenerLocked(listener); 5245 } 5246 } 5247 5248 @Override 5249 public boolean isProtectedBroadcast(String actionName) { 5250 synchronized (mPackages) { 5251 if (mProtectedBroadcasts.contains(actionName)) { 5252 return true; 5253 } else if (actionName != null) { 5254 // TODO: remove these terrible hacks 5255 if (actionName.startsWith("android.net.netmon.lingerExpired") 5256 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5257 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5258 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5259 return true; 5260 } 5261 } 5262 } 5263 return false; 5264 } 5265 5266 @Override 5267 public int checkSignatures(String pkg1, String pkg2) { 5268 synchronized (mPackages) { 5269 final PackageParser.Package p1 = mPackages.get(pkg1); 5270 final PackageParser.Package p2 = mPackages.get(pkg2); 5271 if (p1 == null || p1.mExtras == null 5272 || p2 == null || p2.mExtras == null) { 5273 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5274 } 5275 return compareSignatures(p1.mSignatures, p2.mSignatures); 5276 } 5277 } 5278 5279 @Override 5280 public int checkUidSignatures(int uid1, int uid2) { 5281 // Map to base uids. 5282 uid1 = UserHandle.getAppId(uid1); 5283 uid2 = UserHandle.getAppId(uid2); 5284 // reader 5285 synchronized (mPackages) { 5286 Signature[] s1; 5287 Signature[] s2; 5288 Object obj = mSettings.getUserIdLPr(uid1); 5289 if (obj != null) { 5290 if (obj instanceof SharedUserSetting) { 5291 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5292 } else if (obj instanceof PackageSetting) { 5293 s1 = ((PackageSetting)obj).signatures.mSignatures; 5294 } else { 5295 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5296 } 5297 } else { 5298 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5299 } 5300 obj = mSettings.getUserIdLPr(uid2); 5301 if (obj != null) { 5302 if (obj instanceof SharedUserSetting) { 5303 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5304 } else if (obj instanceof PackageSetting) { 5305 s2 = ((PackageSetting)obj).signatures.mSignatures; 5306 } else { 5307 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5308 } 5309 } else { 5310 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5311 } 5312 return compareSignatures(s1, s2); 5313 } 5314 } 5315 5316 /** 5317 * This method should typically only be used when granting or revoking 5318 * permissions, since the app may immediately restart after this call. 5319 * <p> 5320 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5321 * guard your work against the app being relaunched. 5322 */ 5323 private void killUid(int appId, int userId, String reason) { 5324 final long identity = Binder.clearCallingIdentity(); 5325 try { 5326 IActivityManager am = ActivityManager.getService(); 5327 if (am != null) { 5328 try { 5329 am.killUid(appId, userId, reason); 5330 } catch (RemoteException e) { 5331 /* ignore - same process */ 5332 } 5333 } 5334 } finally { 5335 Binder.restoreCallingIdentity(identity); 5336 } 5337 } 5338 5339 /** 5340 * Compares two sets of signatures. Returns: 5341 * <br /> 5342 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5343 * <br /> 5344 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5345 * <br /> 5346 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5347 * <br /> 5348 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5349 * <br /> 5350 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5351 */ 5352 static int compareSignatures(Signature[] s1, Signature[] s2) { 5353 if (s1 == null) { 5354 return s2 == null 5355 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5356 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5357 } 5358 5359 if (s2 == null) { 5360 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5361 } 5362 5363 if (s1.length != s2.length) { 5364 return PackageManager.SIGNATURE_NO_MATCH; 5365 } 5366 5367 // Since both signature sets are of size 1, we can compare without HashSets. 5368 if (s1.length == 1) { 5369 return s1[0].equals(s2[0]) ? 5370 PackageManager.SIGNATURE_MATCH : 5371 PackageManager.SIGNATURE_NO_MATCH; 5372 } 5373 5374 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5375 for (Signature sig : s1) { 5376 set1.add(sig); 5377 } 5378 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5379 for (Signature sig : s2) { 5380 set2.add(sig); 5381 } 5382 // Make sure s2 contains all signatures in s1. 5383 if (set1.equals(set2)) { 5384 return PackageManager.SIGNATURE_MATCH; 5385 } 5386 return PackageManager.SIGNATURE_NO_MATCH; 5387 } 5388 5389 /** 5390 * If the database version for this type of package (internal storage or 5391 * external storage) is less than the version where package signatures 5392 * were updated, return true. 5393 */ 5394 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5395 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5396 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5397 } 5398 5399 /** 5400 * Used for backward compatibility to make sure any packages with 5401 * certificate chains get upgraded to the new style. {@code existingSigs} 5402 * will be in the old format (since they were stored on disk from before the 5403 * system upgrade) and {@code scannedSigs} will be in the newer format. 5404 */ 5405 private int compareSignaturesCompat(PackageSignatures existingSigs, 5406 PackageParser.Package scannedPkg) { 5407 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5408 return PackageManager.SIGNATURE_NO_MATCH; 5409 } 5410 5411 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5412 for (Signature sig : existingSigs.mSignatures) { 5413 existingSet.add(sig); 5414 } 5415 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5416 for (Signature sig : scannedPkg.mSignatures) { 5417 try { 5418 Signature[] chainSignatures = sig.getChainSignatures(); 5419 for (Signature chainSig : chainSignatures) { 5420 scannedCompatSet.add(chainSig); 5421 } 5422 } catch (CertificateEncodingException e) { 5423 scannedCompatSet.add(sig); 5424 } 5425 } 5426 /* 5427 * Make sure the expanded scanned set contains all signatures in the 5428 * existing one. 5429 */ 5430 if (scannedCompatSet.equals(existingSet)) { 5431 // Migrate the old signatures to the new scheme. 5432 existingSigs.assignSignatures(scannedPkg.mSignatures); 5433 // The new KeySets will be re-added later in the scanning process. 5434 synchronized (mPackages) { 5435 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5436 } 5437 return PackageManager.SIGNATURE_MATCH; 5438 } 5439 return PackageManager.SIGNATURE_NO_MATCH; 5440 } 5441 5442 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5443 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5444 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5445 } 5446 5447 private int compareSignaturesRecover(PackageSignatures existingSigs, 5448 PackageParser.Package scannedPkg) { 5449 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5450 return PackageManager.SIGNATURE_NO_MATCH; 5451 } 5452 5453 String msg = null; 5454 try { 5455 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5456 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5457 + scannedPkg.packageName); 5458 return PackageManager.SIGNATURE_MATCH; 5459 } 5460 } catch (CertificateException e) { 5461 msg = e.getMessage(); 5462 } 5463 5464 logCriticalInfo(Log.INFO, 5465 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5466 return PackageManager.SIGNATURE_NO_MATCH; 5467 } 5468 5469 @Override 5470 public List<String> getAllPackages() { 5471 synchronized (mPackages) { 5472 return new ArrayList<String>(mPackages.keySet()); 5473 } 5474 } 5475 5476 @Override 5477 public String[] getPackagesForUid(int uid) { 5478 final int userId = UserHandle.getUserId(uid); 5479 uid = UserHandle.getAppId(uid); 5480 // reader 5481 synchronized (mPackages) { 5482 Object obj = mSettings.getUserIdLPr(uid); 5483 if (obj instanceof SharedUserSetting) { 5484 final SharedUserSetting sus = (SharedUserSetting) obj; 5485 final int N = sus.packages.size(); 5486 String[] res = new String[N]; 5487 final Iterator<PackageSetting> it = sus.packages.iterator(); 5488 int i = 0; 5489 while (it.hasNext()) { 5490 PackageSetting ps = it.next(); 5491 if (ps.getInstalled(userId)) { 5492 res[i++] = ps.name; 5493 } else { 5494 res = ArrayUtils.removeElement(String.class, res, res[i]); 5495 } 5496 } 5497 return res; 5498 } else if (obj instanceof PackageSetting) { 5499 final PackageSetting ps = (PackageSetting) obj; 5500 if (ps.getInstalled(userId)) { 5501 return new String[]{ps.name}; 5502 } 5503 } 5504 } 5505 return null; 5506 } 5507 5508 @Override 5509 public String getNameForUid(int uid) { 5510 // reader 5511 synchronized (mPackages) { 5512 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5513 if (obj instanceof SharedUserSetting) { 5514 final SharedUserSetting sus = (SharedUserSetting) obj; 5515 return sus.name + ":" + sus.userId; 5516 } else if (obj instanceof PackageSetting) { 5517 final PackageSetting ps = (PackageSetting) obj; 5518 return ps.name; 5519 } 5520 } 5521 return null; 5522 } 5523 5524 @Override 5525 public int getUidForSharedUser(String sharedUserName) { 5526 if(sharedUserName == null) { 5527 return -1; 5528 } 5529 // reader 5530 synchronized (mPackages) { 5531 SharedUserSetting suid; 5532 try { 5533 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5534 if (suid != null) { 5535 return suid.userId; 5536 } 5537 } catch (PackageManagerException ignore) { 5538 // can't happen, but, still need to catch it 5539 } 5540 return -1; 5541 } 5542 } 5543 5544 @Override 5545 public int getFlagsForUid(int uid) { 5546 synchronized (mPackages) { 5547 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5548 if (obj instanceof SharedUserSetting) { 5549 final SharedUserSetting sus = (SharedUserSetting) obj; 5550 return sus.pkgFlags; 5551 } else if (obj instanceof PackageSetting) { 5552 final PackageSetting ps = (PackageSetting) obj; 5553 return ps.pkgFlags; 5554 } 5555 } 5556 return 0; 5557 } 5558 5559 @Override 5560 public int getPrivateFlagsForUid(int uid) { 5561 synchronized (mPackages) { 5562 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5563 if (obj instanceof SharedUserSetting) { 5564 final SharedUserSetting sus = (SharedUserSetting) obj; 5565 return sus.pkgPrivateFlags; 5566 } else if (obj instanceof PackageSetting) { 5567 final PackageSetting ps = (PackageSetting) obj; 5568 return ps.pkgPrivateFlags; 5569 } 5570 } 5571 return 0; 5572 } 5573 5574 @Override 5575 public boolean isUidPrivileged(int uid) { 5576 uid = UserHandle.getAppId(uid); 5577 // reader 5578 synchronized (mPackages) { 5579 Object obj = mSettings.getUserIdLPr(uid); 5580 if (obj instanceof SharedUserSetting) { 5581 final SharedUserSetting sus = (SharedUserSetting) obj; 5582 final Iterator<PackageSetting> it = sus.packages.iterator(); 5583 while (it.hasNext()) { 5584 if (it.next().isPrivileged()) { 5585 return true; 5586 } 5587 } 5588 } else if (obj instanceof PackageSetting) { 5589 final PackageSetting ps = (PackageSetting) obj; 5590 return ps.isPrivileged(); 5591 } 5592 } 5593 return false; 5594 } 5595 5596 @Override 5597 public String[] getAppOpPermissionPackages(String permissionName) { 5598 synchronized (mPackages) { 5599 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5600 if (pkgs == null) { 5601 return null; 5602 } 5603 return pkgs.toArray(new String[pkgs.size()]); 5604 } 5605 } 5606 5607 @Override 5608 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5609 int flags, int userId) { 5610 return resolveIntentInternal( 5611 intent, resolvedType, flags, userId, false /*includeInstantApp*/); 5612 } 5613 5614 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5615 int flags, int userId, boolean includeInstantApp) { 5616 try { 5617 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5618 5619 if (!sUserManager.exists(userId)) return null; 5620 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 5621 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5622 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5623 5624 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5625 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5626 flags, userId, includeInstantApp); 5627 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5628 5629 final ResolveInfo bestChoice = 5630 chooseBestActivity(intent, resolvedType, flags, query, userId); 5631 return bestChoice; 5632 } finally { 5633 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5634 } 5635 } 5636 5637 @Override 5638 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5639 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5640 throw new SecurityException( 5641 "findPersistentPreferredActivity can only be run by the system"); 5642 } 5643 if (!sUserManager.exists(userId)) { 5644 return null; 5645 } 5646 intent = updateIntentForResolve(intent); 5647 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5648 final int flags = updateFlagsForResolve(0, userId, intent, false); 5649 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5650 userId); 5651 synchronized (mPackages) { 5652 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5653 userId); 5654 } 5655 } 5656 5657 @Override 5658 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5659 IntentFilter filter, int match, ComponentName activity) { 5660 final int userId = UserHandle.getCallingUserId(); 5661 if (DEBUG_PREFERRED) { 5662 Log.v(TAG, "setLastChosenActivity intent=" + intent 5663 + " resolvedType=" + resolvedType 5664 + " flags=" + flags 5665 + " filter=" + filter 5666 + " match=" + match 5667 + " activity=" + activity); 5668 filter.dump(new PrintStreamPrinter(System.out), " "); 5669 } 5670 intent.setComponent(null); 5671 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5672 userId); 5673 // Find any earlier preferred or last chosen entries and nuke them 5674 findPreferredActivity(intent, resolvedType, 5675 flags, query, 0, false, true, false, userId); 5676 // Add the new activity as the last chosen for this filter 5677 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5678 "Setting last chosen"); 5679 } 5680 5681 @Override 5682 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5683 final int userId = UserHandle.getCallingUserId(); 5684 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5685 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5686 userId); 5687 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5688 false, false, false, userId); 5689 } 5690 5691 /** 5692 * Returns whether or not instant apps have been disabled remotely. 5693 * <p><em>IMPORTANT</em> This should not be called with the package manager lock 5694 * held. Otherwise we run the risk of deadlock. 5695 */ 5696 private boolean isEphemeralDisabled() { 5697 // ephemeral apps have been disabled across the board 5698 if (DISABLE_EPHEMERAL_APPS) { 5699 return true; 5700 } 5701 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5702 if (!mSystemReady) { 5703 return true; 5704 } 5705 // we can't get a content resolver until the system is ready; these checks must happen last 5706 final ContentResolver resolver = mContext.getContentResolver(); 5707 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5708 return true; 5709 } 5710 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5711 } 5712 5713 private boolean isEphemeralAllowed( 5714 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5715 boolean skipPackageCheck) { 5716 final int callingUser = UserHandle.getCallingUserId(); 5717 if (callingUser != UserHandle.USER_SYSTEM) { 5718 return false; 5719 } 5720 if (mInstantAppResolverConnection == null) { 5721 return false; 5722 } 5723 if (mInstantAppInstallerComponent == null) { 5724 return false; 5725 } 5726 if (intent.getComponent() != null) { 5727 return false; 5728 } 5729 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5730 return false; 5731 } 5732 if (!skipPackageCheck && intent.getPackage() != null) { 5733 return false; 5734 } 5735 final boolean isWebUri = hasWebURI(intent); 5736 if (!isWebUri || intent.getData().getHost() == null) { 5737 return false; 5738 } 5739 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5740 // Or if there's already an ephemeral app installed that handles the action 5741 synchronized (mPackages) { 5742 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5743 for (int n = 0; n < count; n++) { 5744 ResolveInfo info = resolvedActivities.get(n); 5745 String packageName = info.activityInfo.packageName; 5746 PackageSetting ps = mSettings.mPackages.get(packageName); 5747 if (ps != null) { 5748 // Try to get the status from User settings first 5749 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5750 int status = (int) (packedStatus >> 32); 5751 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5752 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5753 if (DEBUG_EPHEMERAL) { 5754 Slog.v(TAG, "DENY ephemeral apps;" 5755 + " pkg: " + packageName + ", status: " + status); 5756 } 5757 return false; 5758 } 5759 if (ps.getInstantApp(userId)) { 5760 return false; 5761 } 5762 } 5763 } 5764 } 5765 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5766 return true; 5767 } 5768 5769 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5770 Intent origIntent, String resolvedType, String callingPackage, 5771 int userId) { 5772 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5773 new InstantAppRequest(responseObj, origIntent, resolvedType, 5774 callingPackage, userId)); 5775 mHandler.sendMessage(msg); 5776 } 5777 5778 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5779 int flags, List<ResolveInfo> query, int userId) { 5780 if (query != null) { 5781 final int N = query.size(); 5782 if (N == 1) { 5783 return query.get(0); 5784 } else if (N > 1) { 5785 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5786 // If there is more than one activity with the same priority, 5787 // then let the user decide between them. 5788 ResolveInfo r0 = query.get(0); 5789 ResolveInfo r1 = query.get(1); 5790 if (DEBUG_INTENT_MATCHING || debug) { 5791 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5792 + r1.activityInfo.name + "=" + r1.priority); 5793 } 5794 // If the first activity has a higher priority, or a different 5795 // default, then it is always desirable to pick it. 5796 if (r0.priority != r1.priority 5797 || r0.preferredOrder != r1.preferredOrder 5798 || r0.isDefault != r1.isDefault) { 5799 return query.get(0); 5800 } 5801 // If we have saved a preference for a preferred activity for 5802 // this Intent, use that. 5803 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5804 flags, query, r0.priority, true, false, debug, userId); 5805 if (ri != null) { 5806 return ri; 5807 } 5808 // If we have an ephemeral app, use it 5809 for (int i = 0; i < N; i++) { 5810 ri = query.get(i); 5811 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5812 return ri; 5813 } 5814 } 5815 ri = new ResolveInfo(mResolveInfo); 5816 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5817 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5818 // If all of the options come from the same package, show the application's 5819 // label and icon instead of the generic resolver's. 5820 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5821 // and then throw away the ResolveInfo itself, meaning that the caller loses 5822 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5823 // a fallback for this case; we only set the target package's resources on 5824 // the ResolveInfo, not the ActivityInfo. 5825 final String intentPackage = intent.getPackage(); 5826 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5827 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5828 ri.resolvePackageName = intentPackage; 5829 if (userNeedsBadging(userId)) { 5830 ri.noResourceId = true; 5831 } else { 5832 ri.icon = appi.icon; 5833 } 5834 ri.iconResourceId = appi.icon; 5835 ri.labelRes = appi.labelRes; 5836 } 5837 ri.activityInfo.applicationInfo = new ApplicationInfo( 5838 ri.activityInfo.applicationInfo); 5839 if (userId != 0) { 5840 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5841 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5842 } 5843 // Make sure that the resolver is displayable in car mode 5844 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5845 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5846 return ri; 5847 } 5848 } 5849 return null; 5850 } 5851 5852 /** 5853 * Return true if the given list is not empty and all of its contents have 5854 * an activityInfo with the given package name. 5855 */ 5856 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5857 if (ArrayUtils.isEmpty(list)) { 5858 return false; 5859 } 5860 for (int i = 0, N = list.size(); i < N; i++) { 5861 final ResolveInfo ri = list.get(i); 5862 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5863 if (ai == null || !packageName.equals(ai.packageName)) { 5864 return false; 5865 } 5866 } 5867 return true; 5868 } 5869 5870 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5871 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5872 final int N = query.size(); 5873 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5874 .get(userId); 5875 // Get the list of persistent preferred activities that handle the intent 5876 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5877 List<PersistentPreferredActivity> pprefs = ppir != null 5878 ? ppir.queryIntent(intent, resolvedType, 5879 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5880 userId) 5881 : null; 5882 if (pprefs != null && pprefs.size() > 0) { 5883 final int M = pprefs.size(); 5884 for (int i=0; i<M; i++) { 5885 final PersistentPreferredActivity ppa = pprefs.get(i); 5886 if (DEBUG_PREFERRED || debug) { 5887 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5888 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5889 + "\n component=" + ppa.mComponent); 5890 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5891 } 5892 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5893 flags | MATCH_DISABLED_COMPONENTS, userId); 5894 if (DEBUG_PREFERRED || debug) { 5895 Slog.v(TAG, "Found persistent preferred activity:"); 5896 if (ai != null) { 5897 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5898 } else { 5899 Slog.v(TAG, " null"); 5900 } 5901 } 5902 if (ai == null) { 5903 // This previously registered persistent preferred activity 5904 // component is no longer known. Ignore it and do NOT remove it. 5905 continue; 5906 } 5907 for (int j=0; j<N; j++) { 5908 final ResolveInfo ri = query.get(j); 5909 if (!ri.activityInfo.applicationInfo.packageName 5910 .equals(ai.applicationInfo.packageName)) { 5911 continue; 5912 } 5913 if (!ri.activityInfo.name.equals(ai.name)) { 5914 continue; 5915 } 5916 // Found a persistent preference that can handle the intent. 5917 if (DEBUG_PREFERRED || debug) { 5918 Slog.v(TAG, "Returning persistent preferred activity: " + 5919 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5920 } 5921 return ri; 5922 } 5923 } 5924 } 5925 return null; 5926 } 5927 5928 // TODO: handle preferred activities missing while user has amnesia 5929 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5930 List<ResolveInfo> query, int priority, boolean always, 5931 boolean removeMatches, boolean debug, int userId) { 5932 if (!sUserManager.exists(userId)) return null; 5933 flags = updateFlagsForResolve(flags, userId, intent, false); 5934 intent = updateIntentForResolve(intent); 5935 // writer 5936 synchronized (mPackages) { 5937 // Try to find a matching persistent preferred activity. 5938 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5939 debug, userId); 5940 5941 // If a persistent preferred activity matched, use it. 5942 if (pri != null) { 5943 return pri; 5944 } 5945 5946 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5947 // Get the list of preferred activities that handle the intent 5948 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5949 List<PreferredActivity> prefs = pir != null 5950 ? pir.queryIntent(intent, resolvedType, 5951 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5952 userId) 5953 : null; 5954 if (prefs != null && prefs.size() > 0) { 5955 boolean changed = false; 5956 try { 5957 // First figure out how good the original match set is. 5958 // We will only allow preferred activities that came 5959 // from the same match quality. 5960 int match = 0; 5961 5962 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5963 5964 final int N = query.size(); 5965 for (int j=0; j<N; j++) { 5966 final ResolveInfo ri = query.get(j); 5967 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5968 + ": 0x" + Integer.toHexString(match)); 5969 if (ri.match > match) { 5970 match = ri.match; 5971 } 5972 } 5973 5974 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5975 + Integer.toHexString(match)); 5976 5977 match &= IntentFilter.MATCH_CATEGORY_MASK; 5978 final int M = prefs.size(); 5979 for (int i=0; i<M; i++) { 5980 final PreferredActivity pa = prefs.get(i); 5981 if (DEBUG_PREFERRED || debug) { 5982 Slog.v(TAG, "Checking PreferredActivity ds=" 5983 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5984 + "\n component=" + pa.mPref.mComponent); 5985 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5986 } 5987 if (pa.mPref.mMatch != match) { 5988 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5989 + Integer.toHexString(pa.mPref.mMatch)); 5990 continue; 5991 } 5992 // If it's not an "always" type preferred activity and that's what we're 5993 // looking for, skip it. 5994 if (always && !pa.mPref.mAlways) { 5995 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5996 continue; 5997 } 5998 final ActivityInfo ai = getActivityInfo( 5999 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6000 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6001 userId); 6002 if (DEBUG_PREFERRED || debug) { 6003 Slog.v(TAG, "Found preferred activity:"); 6004 if (ai != null) { 6005 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6006 } else { 6007 Slog.v(TAG, " null"); 6008 } 6009 } 6010 if (ai == null) { 6011 // This previously registered preferred activity 6012 // component is no longer known. Most likely an update 6013 // to the app was installed and in the new version this 6014 // component no longer exists. Clean it up by removing 6015 // it from the preferred activities list, and skip it. 6016 Slog.w(TAG, "Removing dangling preferred activity: " 6017 + pa.mPref.mComponent); 6018 pir.removeFilter(pa); 6019 changed = true; 6020 continue; 6021 } 6022 for (int j=0; j<N; j++) { 6023 final ResolveInfo ri = query.get(j); 6024 if (!ri.activityInfo.applicationInfo.packageName 6025 .equals(ai.applicationInfo.packageName)) { 6026 continue; 6027 } 6028 if (!ri.activityInfo.name.equals(ai.name)) { 6029 continue; 6030 } 6031 6032 if (removeMatches) { 6033 pir.removeFilter(pa); 6034 changed = true; 6035 if (DEBUG_PREFERRED) { 6036 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6037 } 6038 break; 6039 } 6040 6041 // Okay we found a previously set preferred or last chosen app. 6042 // If the result set is different from when this 6043 // was created, we need to clear it and re-ask the 6044 // user their preference, if we're looking for an "always" type entry. 6045 if (always && !pa.mPref.sameSet(query)) { 6046 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6047 + intent + " type " + resolvedType); 6048 if (DEBUG_PREFERRED) { 6049 Slog.v(TAG, "Removing preferred activity since set changed " 6050 + pa.mPref.mComponent); 6051 } 6052 pir.removeFilter(pa); 6053 // Re-add the filter as a "last chosen" entry (!always) 6054 PreferredActivity lastChosen = new PreferredActivity( 6055 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6056 pir.addFilter(lastChosen); 6057 changed = true; 6058 return null; 6059 } 6060 6061 // Yay! Either the set matched or we're looking for the last chosen 6062 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6063 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6064 return ri; 6065 } 6066 } 6067 } finally { 6068 if (changed) { 6069 if (DEBUG_PREFERRED) { 6070 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6071 } 6072 scheduleWritePackageRestrictionsLocked(userId); 6073 } 6074 } 6075 } 6076 } 6077 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6078 return null; 6079 } 6080 6081 /* 6082 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6083 */ 6084 @Override 6085 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6086 int targetUserId) { 6087 mContext.enforceCallingOrSelfPermission( 6088 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6089 List<CrossProfileIntentFilter> matches = 6090 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6091 if (matches != null) { 6092 int size = matches.size(); 6093 for (int i = 0; i < size; i++) { 6094 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6095 } 6096 } 6097 if (hasWebURI(intent)) { 6098 // cross-profile app linking works only towards the parent. 6099 final UserInfo parent = getProfileParent(sourceUserId); 6100 synchronized(mPackages) { 6101 int flags = updateFlagsForResolve(0, parent.id, intent, false); 6102 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6103 intent, resolvedType, flags, sourceUserId, parent.id); 6104 return xpDomainInfo != null; 6105 } 6106 } 6107 return false; 6108 } 6109 6110 private UserInfo getProfileParent(int userId) { 6111 final long identity = Binder.clearCallingIdentity(); 6112 try { 6113 return sUserManager.getProfileParent(userId); 6114 } finally { 6115 Binder.restoreCallingIdentity(identity); 6116 } 6117 } 6118 6119 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6120 String resolvedType, int userId) { 6121 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6122 if (resolver != null) { 6123 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6124 } 6125 return null; 6126 } 6127 6128 @Override 6129 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6130 String resolvedType, int flags, int userId) { 6131 try { 6132 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6133 6134 return new ParceledListSlice<>( 6135 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6136 } finally { 6137 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6138 } 6139 } 6140 6141 /** 6142 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6143 * instant, returns {@code null}. 6144 */ 6145 private String getInstantAppPackageName(int callingUid) { 6146 final int appId = UserHandle.getAppId(callingUid); 6147 synchronized (mPackages) { 6148 final Object obj = mSettings.getUserIdLPr(appId); 6149 if (obj instanceof PackageSetting) { 6150 final PackageSetting ps = (PackageSetting) obj; 6151 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6152 return isInstantApp ? ps.pkg.packageName : null; 6153 } 6154 } 6155 return null; 6156 } 6157 6158 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6159 String resolvedType, int flags, int userId) { 6160 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6161 } 6162 6163 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6164 String resolvedType, int flags, int userId, boolean includeInstantApp) { 6165 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6166 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 6167 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 6168 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6169 false /* requireFullPermission */, false /* checkShell */, 6170 "query intent activities"); 6171 ComponentName comp = intent.getComponent(); 6172 if (comp == null) { 6173 if (intent.getSelector() != null) { 6174 intent = intent.getSelector(); 6175 comp = intent.getComponent(); 6176 } 6177 } 6178 6179 if (comp != null) { 6180 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6181 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6182 if (ai != null) { 6183 // When specifying an explicit component, we prevent the activity from being 6184 // used when either 1) the calling package is normal and the activity is within 6185 // an ephemeral application or 2) the calling package is ephemeral and the 6186 // activity is not visible to ephemeral applications. 6187 final boolean matchInstantApp = 6188 (flags & PackageManager.MATCH_INSTANT) != 0; 6189 final boolean matchVisibleToInstantAppOnly = 6190 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6191 final boolean isCallerInstantApp = 6192 instantAppPkgName != null; 6193 final boolean isTargetSameInstantApp = 6194 comp.getPackageName().equals(instantAppPkgName); 6195 final boolean isTargetInstantApp = 6196 (ai.applicationInfo.privateFlags 6197 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6198 final boolean isTargetHiddenFromInstantApp = 6199 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6200 final boolean blockResolution = 6201 !isTargetSameInstantApp 6202 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6203 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6204 && isTargetHiddenFromInstantApp)); 6205 if (!blockResolution) { 6206 final ResolveInfo ri = new ResolveInfo(); 6207 ri.activityInfo = ai; 6208 list.add(ri); 6209 } 6210 } 6211 return applyPostResolutionFilter(list, instantAppPkgName); 6212 } 6213 6214 // reader 6215 boolean sortResult = false; 6216 boolean addEphemeral = false; 6217 List<ResolveInfo> result; 6218 final String pkgName = intent.getPackage(); 6219 final boolean ephemeralDisabled = isEphemeralDisabled(); 6220 synchronized (mPackages) { 6221 if (pkgName == null) { 6222 List<CrossProfileIntentFilter> matchingFilters = 6223 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6224 // Check for results that need to skip the current profile. 6225 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6226 resolvedType, flags, userId); 6227 if (xpResolveInfo != null) { 6228 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6229 xpResult.add(xpResolveInfo); 6230 return applyPostResolutionFilter( 6231 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6232 } 6233 6234 // Check for results in the current profile. 6235 result = filterIfNotSystemUser(mActivities.queryIntent( 6236 intent, resolvedType, flags, userId), userId); 6237 addEphemeral = !ephemeralDisabled 6238 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6239 6240 // Check for cross profile results. 6241 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6242 xpResolveInfo = queryCrossProfileIntents( 6243 matchingFilters, intent, resolvedType, flags, userId, 6244 hasNonNegativePriorityResult); 6245 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6246 boolean isVisibleToUser = filterIfNotSystemUser( 6247 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6248 if (isVisibleToUser) { 6249 result.add(xpResolveInfo); 6250 sortResult = true; 6251 } 6252 } 6253 if (hasWebURI(intent)) { 6254 CrossProfileDomainInfo xpDomainInfo = null; 6255 final UserInfo parent = getProfileParent(userId); 6256 if (parent != null) { 6257 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6258 flags, userId, parent.id); 6259 } 6260 if (xpDomainInfo != null) { 6261 if (xpResolveInfo != null) { 6262 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6263 // in the result. 6264 result.remove(xpResolveInfo); 6265 } 6266 if (result.size() == 0 && !addEphemeral) { 6267 // No result in current profile, but found candidate in parent user. 6268 // And we are not going to add emphemeral app, so we can return the 6269 // result straight away. 6270 result.add(xpDomainInfo.resolveInfo); 6271 return applyPostResolutionFilter(result, instantAppPkgName); 6272 } 6273 } else if (result.size() <= 1 && !addEphemeral) { 6274 // No result in parent user and <= 1 result in current profile, and we 6275 // are not going to add emphemeral app, so we can return the result without 6276 // further processing. 6277 return applyPostResolutionFilter(result, instantAppPkgName); 6278 } 6279 // We have more than one candidate (combining results from current and parent 6280 // profile), so we need filtering and sorting. 6281 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6282 intent, flags, result, xpDomainInfo, userId); 6283 sortResult = true; 6284 } 6285 } else { 6286 final PackageParser.Package pkg = mPackages.get(pkgName); 6287 if (pkg != null) { 6288 result = applyPostResolutionFilter(filterIfNotSystemUser( 6289 mActivities.queryIntentForPackage( 6290 intent, resolvedType, flags, pkg.activities, userId), 6291 userId), instantAppPkgName); 6292 } else { 6293 // the caller wants to resolve for a particular package; however, there 6294 // were no installed results, so, try to find an ephemeral result 6295 addEphemeral = !ephemeralDisabled 6296 && isEphemeralAllowed( 6297 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6298 result = new ArrayList<ResolveInfo>(); 6299 } 6300 } 6301 } 6302 if (addEphemeral) { 6303 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6304 final InstantAppRequest requestObject = new InstantAppRequest( 6305 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6306 null /*callingPackage*/, userId); 6307 final AuxiliaryResolveInfo auxiliaryResponse = 6308 InstantAppResolver.doInstantAppResolutionPhaseOne( 6309 mContext, mInstantAppResolverConnection, requestObject); 6310 if (auxiliaryResponse != null) { 6311 if (DEBUG_EPHEMERAL) { 6312 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6313 } 6314 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6315 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6316 // make sure this resolver is the default 6317 ephemeralInstaller.isDefault = true; 6318 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6319 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6320 // add a non-generic filter 6321 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6322 ephemeralInstaller.filter.addDataPath( 6323 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6324 ephemeralInstaller.instantAppAvailable = true; 6325 result.add(ephemeralInstaller); 6326 } 6327 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6328 } 6329 if (sortResult) { 6330 Collections.sort(result, mResolvePrioritySorter); 6331 } 6332 return applyPostResolutionFilter(result, instantAppPkgName); 6333 } 6334 6335 private static class CrossProfileDomainInfo { 6336 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6337 ResolveInfo resolveInfo; 6338 /* Best domain verification status of the activities found in the other profile */ 6339 int bestDomainVerificationStatus; 6340 } 6341 6342 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6343 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6344 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6345 sourceUserId)) { 6346 return null; 6347 } 6348 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6349 resolvedType, flags, parentUserId); 6350 6351 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6352 return null; 6353 } 6354 CrossProfileDomainInfo result = null; 6355 int size = resultTargetUser.size(); 6356 for (int i = 0; i < size; i++) { 6357 ResolveInfo riTargetUser = resultTargetUser.get(i); 6358 // Intent filter verification is only for filters that specify a host. So don't return 6359 // those that handle all web uris. 6360 if (riTargetUser.handleAllWebDataURI) { 6361 continue; 6362 } 6363 String packageName = riTargetUser.activityInfo.packageName; 6364 PackageSetting ps = mSettings.mPackages.get(packageName); 6365 if (ps == null) { 6366 continue; 6367 } 6368 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6369 int status = (int)(verificationState >> 32); 6370 if (result == null) { 6371 result = new CrossProfileDomainInfo(); 6372 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6373 sourceUserId, parentUserId); 6374 result.bestDomainVerificationStatus = status; 6375 } else { 6376 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6377 result.bestDomainVerificationStatus); 6378 } 6379 } 6380 // Don't consider matches with status NEVER across profiles. 6381 if (result != null && result.bestDomainVerificationStatus 6382 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6383 return null; 6384 } 6385 return result; 6386 } 6387 6388 /** 6389 * Verification statuses are ordered from the worse to the best, except for 6390 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6391 */ 6392 private int bestDomainVerificationStatus(int status1, int status2) { 6393 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6394 return status2; 6395 } 6396 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6397 return status1; 6398 } 6399 return (int) MathUtils.max(status1, status2); 6400 } 6401 6402 private boolean isUserEnabled(int userId) { 6403 long callingId = Binder.clearCallingIdentity(); 6404 try { 6405 UserInfo userInfo = sUserManager.getUserInfo(userId); 6406 return userInfo != null && userInfo.isEnabled(); 6407 } finally { 6408 Binder.restoreCallingIdentity(callingId); 6409 } 6410 } 6411 6412 /** 6413 * Filter out activities with systemUserOnly flag set, when current user is not System. 6414 * 6415 * @return filtered list 6416 */ 6417 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6418 if (userId == UserHandle.USER_SYSTEM) { 6419 return resolveInfos; 6420 } 6421 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6422 ResolveInfo info = resolveInfos.get(i); 6423 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6424 resolveInfos.remove(i); 6425 } 6426 } 6427 return resolveInfos; 6428 } 6429 6430 /** 6431 * Filters out ephemeral activities. 6432 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6433 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6434 * 6435 * @param resolveInfos The pre-filtered list of resolved activities 6436 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6437 * is performed. 6438 * @return A filtered list of resolved activities. 6439 */ 6440 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6441 String ephemeralPkgName) { 6442 // TODO: When adding on-demand split support for non-instant apps, remove this check 6443 // and always apply post filtering 6444 if (ephemeralPkgName == null) { 6445 return resolveInfos; 6446 } 6447 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6448 final ResolveInfo info = resolveInfos.get(i); 6449 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6450 // allow activities that are defined in the provided package 6451 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6452 if (info.activityInfo.splitName != null 6453 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6454 info.activityInfo.splitName)) { 6455 // requested activity is defined in a split that hasn't been installed yet. 6456 // add the installer to the resolve list 6457 if (DEBUG_EPHEMERAL) { 6458 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6459 } 6460 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6461 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6462 info.activityInfo.packageName, info.activityInfo.splitName, 6463 info.activityInfo.applicationInfo.versionCode); 6464 // make sure this resolver is the default 6465 installerInfo.isDefault = true; 6466 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6467 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6468 // add a non-generic filter 6469 installerInfo.filter = new IntentFilter(); 6470 // load resources from the correct package 6471 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6472 resolveInfos.set(i, installerInfo); 6473 } 6474 continue; 6475 } 6476 // allow activities that have been explicitly exposed to ephemeral apps 6477 if (!isEphemeralApp 6478 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6479 continue; 6480 } 6481 resolveInfos.remove(i); 6482 } 6483 return resolveInfos; 6484 } 6485 6486 /** 6487 * @param resolveInfos list of resolve infos in descending priority order 6488 * @return if the list contains a resolve info with non-negative priority 6489 */ 6490 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6491 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6492 } 6493 6494 private static boolean hasWebURI(Intent intent) { 6495 if (intent.getData() == null) { 6496 return false; 6497 } 6498 final String scheme = intent.getScheme(); 6499 if (TextUtils.isEmpty(scheme)) { 6500 return false; 6501 } 6502 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6503 } 6504 6505 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6506 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6507 int userId) { 6508 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6509 6510 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6511 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6512 candidates.size()); 6513 } 6514 6515 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6516 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6517 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6518 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6519 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6520 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6521 6522 synchronized (mPackages) { 6523 final int count = candidates.size(); 6524 // First, try to use linked apps. Partition the candidates into four lists: 6525 // one for the final results, one for the "do not use ever", one for "undefined status" 6526 // and finally one for "browser app type". 6527 for (int n=0; n<count; n++) { 6528 ResolveInfo info = candidates.get(n); 6529 String packageName = info.activityInfo.packageName; 6530 PackageSetting ps = mSettings.mPackages.get(packageName); 6531 if (ps != null) { 6532 // Add to the special match all list (Browser use case) 6533 if (info.handleAllWebDataURI) { 6534 matchAllList.add(info); 6535 continue; 6536 } 6537 // Try to get the status from User settings first 6538 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6539 int status = (int)(packedStatus >> 32); 6540 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6541 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6542 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6543 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6544 + " : linkgen=" + linkGeneration); 6545 } 6546 // Use link-enabled generation as preferredOrder, i.e. 6547 // prefer newly-enabled over earlier-enabled. 6548 info.preferredOrder = linkGeneration; 6549 alwaysList.add(info); 6550 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6551 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6552 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6553 } 6554 neverList.add(info); 6555 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6556 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6557 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6558 } 6559 alwaysAskList.add(info); 6560 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6561 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6562 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6563 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6564 } 6565 undefinedList.add(info); 6566 } 6567 } 6568 } 6569 6570 // We'll want to include browser possibilities in a few cases 6571 boolean includeBrowser = false; 6572 6573 // First try to add the "always" resolution(s) for the current user, if any 6574 if (alwaysList.size() > 0) { 6575 result.addAll(alwaysList); 6576 } else { 6577 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6578 result.addAll(undefinedList); 6579 // Maybe add one for the other profile. 6580 if (xpDomainInfo != null && ( 6581 xpDomainInfo.bestDomainVerificationStatus 6582 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6583 result.add(xpDomainInfo.resolveInfo); 6584 } 6585 includeBrowser = true; 6586 } 6587 6588 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6589 // If there were 'always' entries their preferred order has been set, so we also 6590 // back that off to make the alternatives equivalent 6591 if (alwaysAskList.size() > 0) { 6592 for (ResolveInfo i : result) { 6593 i.preferredOrder = 0; 6594 } 6595 result.addAll(alwaysAskList); 6596 includeBrowser = true; 6597 } 6598 6599 if (includeBrowser) { 6600 // Also add browsers (all of them or only the default one) 6601 if (DEBUG_DOMAIN_VERIFICATION) { 6602 Slog.v(TAG, " ...including browsers in candidate set"); 6603 } 6604 if ((matchFlags & MATCH_ALL) != 0) { 6605 result.addAll(matchAllList); 6606 } else { 6607 // Browser/generic handling case. If there's a default browser, go straight 6608 // to that (but only if there is no other higher-priority match). 6609 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6610 int maxMatchPrio = 0; 6611 ResolveInfo defaultBrowserMatch = null; 6612 final int numCandidates = matchAllList.size(); 6613 for (int n = 0; n < numCandidates; n++) { 6614 ResolveInfo info = matchAllList.get(n); 6615 // track the highest overall match priority... 6616 if (info.priority > maxMatchPrio) { 6617 maxMatchPrio = info.priority; 6618 } 6619 // ...and the highest-priority default browser match 6620 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6621 if (defaultBrowserMatch == null 6622 || (defaultBrowserMatch.priority < info.priority)) { 6623 if (debug) { 6624 Slog.v(TAG, "Considering default browser match " + info); 6625 } 6626 defaultBrowserMatch = info; 6627 } 6628 } 6629 } 6630 if (defaultBrowserMatch != null 6631 && defaultBrowserMatch.priority >= maxMatchPrio 6632 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6633 { 6634 if (debug) { 6635 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6636 } 6637 result.add(defaultBrowserMatch); 6638 } else { 6639 result.addAll(matchAllList); 6640 } 6641 } 6642 6643 // If there is nothing selected, add all candidates and remove the ones that the user 6644 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6645 if (result.size() == 0) { 6646 result.addAll(candidates); 6647 result.removeAll(neverList); 6648 } 6649 } 6650 } 6651 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6652 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6653 result.size()); 6654 for (ResolveInfo info : result) { 6655 Slog.v(TAG, " + " + info.activityInfo); 6656 } 6657 } 6658 return result; 6659 } 6660 6661 // Returns a packed value as a long: 6662 // 6663 // high 'int'-sized word: link status: undefined/ask/never/always. 6664 // low 'int'-sized word: relative priority among 'always' results. 6665 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6666 long result = ps.getDomainVerificationStatusForUser(userId); 6667 // if none available, get the master status 6668 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6669 if (ps.getIntentFilterVerificationInfo() != null) { 6670 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6671 } 6672 } 6673 return result; 6674 } 6675 6676 private ResolveInfo querySkipCurrentProfileIntents( 6677 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6678 int flags, int sourceUserId) { 6679 if (matchingFilters != null) { 6680 int size = matchingFilters.size(); 6681 for (int i = 0; i < size; i ++) { 6682 CrossProfileIntentFilter filter = matchingFilters.get(i); 6683 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6684 // Checking if there are activities in the target user that can handle the 6685 // intent. 6686 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6687 resolvedType, flags, sourceUserId); 6688 if (resolveInfo != null) { 6689 return resolveInfo; 6690 } 6691 } 6692 } 6693 } 6694 return null; 6695 } 6696 6697 // Return matching ResolveInfo in target user if any. 6698 private ResolveInfo queryCrossProfileIntents( 6699 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6700 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6701 if (matchingFilters != null) { 6702 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6703 // match the same intent. For performance reasons, it is better not to 6704 // run queryIntent twice for the same userId 6705 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6706 int size = matchingFilters.size(); 6707 for (int i = 0; i < size; i++) { 6708 CrossProfileIntentFilter filter = matchingFilters.get(i); 6709 int targetUserId = filter.getTargetUserId(); 6710 boolean skipCurrentProfile = 6711 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6712 boolean skipCurrentProfileIfNoMatchFound = 6713 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6714 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6715 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6716 // Checking if there are activities in the target user that can handle the 6717 // intent. 6718 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6719 resolvedType, flags, sourceUserId); 6720 if (resolveInfo != null) return resolveInfo; 6721 alreadyTriedUserIds.put(targetUserId, true); 6722 } 6723 } 6724 } 6725 return null; 6726 } 6727 6728 /** 6729 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6730 * will forward the intent to the filter's target user. 6731 * Otherwise, returns null. 6732 */ 6733 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6734 String resolvedType, int flags, int sourceUserId) { 6735 int targetUserId = filter.getTargetUserId(); 6736 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6737 resolvedType, flags, targetUserId); 6738 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6739 // If all the matches in the target profile are suspended, return null. 6740 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6741 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6742 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6743 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6744 targetUserId); 6745 } 6746 } 6747 } 6748 return null; 6749 } 6750 6751 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6752 int sourceUserId, int targetUserId) { 6753 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6754 long ident = Binder.clearCallingIdentity(); 6755 boolean targetIsProfile; 6756 try { 6757 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6758 } finally { 6759 Binder.restoreCallingIdentity(ident); 6760 } 6761 String className; 6762 if (targetIsProfile) { 6763 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6764 } else { 6765 className = FORWARD_INTENT_TO_PARENT; 6766 } 6767 ComponentName forwardingActivityComponentName = new ComponentName( 6768 mAndroidApplication.packageName, className); 6769 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6770 sourceUserId); 6771 if (!targetIsProfile) { 6772 forwardingActivityInfo.showUserIcon = targetUserId; 6773 forwardingResolveInfo.noResourceId = true; 6774 } 6775 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6776 forwardingResolveInfo.priority = 0; 6777 forwardingResolveInfo.preferredOrder = 0; 6778 forwardingResolveInfo.match = 0; 6779 forwardingResolveInfo.isDefault = true; 6780 forwardingResolveInfo.filter = filter; 6781 forwardingResolveInfo.targetUserId = targetUserId; 6782 return forwardingResolveInfo; 6783 } 6784 6785 @Override 6786 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6787 Intent[] specifics, String[] specificTypes, Intent intent, 6788 String resolvedType, int flags, int userId) { 6789 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6790 specificTypes, intent, resolvedType, flags, userId)); 6791 } 6792 6793 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6794 Intent[] specifics, String[] specificTypes, Intent intent, 6795 String resolvedType, int flags, int userId) { 6796 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6797 flags = updateFlagsForResolve(flags, userId, intent, false); 6798 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6799 false /* requireFullPermission */, false /* checkShell */, 6800 "query intent activity options"); 6801 final String resultsAction = intent.getAction(); 6802 6803 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6804 | PackageManager.GET_RESOLVED_FILTER, userId); 6805 6806 if (DEBUG_INTENT_MATCHING) { 6807 Log.v(TAG, "Query " + intent + ": " + results); 6808 } 6809 6810 int specificsPos = 0; 6811 int N; 6812 6813 // todo: note that the algorithm used here is O(N^2). This 6814 // isn't a problem in our current environment, but if we start running 6815 // into situations where we have more than 5 or 10 matches then this 6816 // should probably be changed to something smarter... 6817 6818 // First we go through and resolve each of the specific items 6819 // that were supplied, taking care of removing any corresponding 6820 // duplicate items in the generic resolve list. 6821 if (specifics != null) { 6822 for (int i=0; i<specifics.length; i++) { 6823 final Intent sintent = specifics[i]; 6824 if (sintent == null) { 6825 continue; 6826 } 6827 6828 if (DEBUG_INTENT_MATCHING) { 6829 Log.v(TAG, "Specific #" + i + ": " + sintent); 6830 } 6831 6832 String action = sintent.getAction(); 6833 if (resultsAction != null && resultsAction.equals(action)) { 6834 // If this action was explicitly requested, then don't 6835 // remove things that have it. 6836 action = null; 6837 } 6838 6839 ResolveInfo ri = null; 6840 ActivityInfo ai = null; 6841 6842 ComponentName comp = sintent.getComponent(); 6843 if (comp == null) { 6844 ri = resolveIntent( 6845 sintent, 6846 specificTypes != null ? specificTypes[i] : null, 6847 flags, userId); 6848 if (ri == null) { 6849 continue; 6850 } 6851 if (ri == mResolveInfo) { 6852 // ACK! Must do something better with this. 6853 } 6854 ai = ri.activityInfo; 6855 comp = new ComponentName(ai.applicationInfo.packageName, 6856 ai.name); 6857 } else { 6858 ai = getActivityInfo(comp, flags, userId); 6859 if (ai == null) { 6860 continue; 6861 } 6862 } 6863 6864 // Look for any generic query activities that are duplicates 6865 // of this specific one, and remove them from the results. 6866 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6867 N = results.size(); 6868 int j; 6869 for (j=specificsPos; j<N; j++) { 6870 ResolveInfo sri = results.get(j); 6871 if ((sri.activityInfo.name.equals(comp.getClassName()) 6872 && sri.activityInfo.applicationInfo.packageName.equals( 6873 comp.getPackageName())) 6874 || (action != null && sri.filter.matchAction(action))) { 6875 results.remove(j); 6876 if (DEBUG_INTENT_MATCHING) Log.v( 6877 TAG, "Removing duplicate item from " + j 6878 + " due to specific " + specificsPos); 6879 if (ri == null) { 6880 ri = sri; 6881 } 6882 j--; 6883 N--; 6884 } 6885 } 6886 6887 // Add this specific item to its proper place. 6888 if (ri == null) { 6889 ri = new ResolveInfo(); 6890 ri.activityInfo = ai; 6891 } 6892 results.add(specificsPos, ri); 6893 ri.specificIndex = i; 6894 specificsPos++; 6895 } 6896 } 6897 6898 // Now we go through the remaining generic results and remove any 6899 // duplicate actions that are found here. 6900 N = results.size(); 6901 for (int i=specificsPos; i<N-1; i++) { 6902 final ResolveInfo rii = results.get(i); 6903 if (rii.filter == null) { 6904 continue; 6905 } 6906 6907 // Iterate over all of the actions of this result's intent 6908 // filter... typically this should be just one. 6909 final Iterator<String> it = rii.filter.actionsIterator(); 6910 if (it == null) { 6911 continue; 6912 } 6913 while (it.hasNext()) { 6914 final String action = it.next(); 6915 if (resultsAction != null && resultsAction.equals(action)) { 6916 // If this action was explicitly requested, then don't 6917 // remove things that have it. 6918 continue; 6919 } 6920 for (int j=i+1; j<N; j++) { 6921 final ResolveInfo rij = results.get(j); 6922 if (rij.filter != null && rij.filter.hasAction(action)) { 6923 results.remove(j); 6924 if (DEBUG_INTENT_MATCHING) Log.v( 6925 TAG, "Removing duplicate item from " + j 6926 + " due to action " + action + " at " + i); 6927 j--; 6928 N--; 6929 } 6930 } 6931 } 6932 6933 // If the caller didn't request filter information, drop it now 6934 // so we don't have to marshall/unmarshall it. 6935 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6936 rii.filter = null; 6937 } 6938 } 6939 6940 // Filter out the caller activity if so requested. 6941 if (caller != null) { 6942 N = results.size(); 6943 for (int i=0; i<N; i++) { 6944 ActivityInfo ainfo = results.get(i).activityInfo; 6945 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6946 && caller.getClassName().equals(ainfo.name)) { 6947 results.remove(i); 6948 break; 6949 } 6950 } 6951 } 6952 6953 // If the caller didn't request filter information, 6954 // drop them now so we don't have to 6955 // marshall/unmarshall it. 6956 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6957 N = results.size(); 6958 for (int i=0; i<N; i++) { 6959 results.get(i).filter = null; 6960 } 6961 } 6962 6963 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6964 return results; 6965 } 6966 6967 @Override 6968 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6969 String resolvedType, int flags, int userId) { 6970 return new ParceledListSlice<>( 6971 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6972 } 6973 6974 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6975 String resolvedType, int flags, int userId) { 6976 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6977 flags = updateFlagsForResolve(flags, userId, intent, false); 6978 ComponentName comp = intent.getComponent(); 6979 if (comp == null) { 6980 if (intent.getSelector() != null) { 6981 intent = intent.getSelector(); 6982 comp = intent.getComponent(); 6983 } 6984 } 6985 if (comp != null) { 6986 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6987 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6988 if (ai != null) { 6989 ResolveInfo ri = new ResolveInfo(); 6990 ri.activityInfo = ai; 6991 list.add(ri); 6992 } 6993 return list; 6994 } 6995 6996 // reader 6997 synchronized (mPackages) { 6998 String pkgName = intent.getPackage(); 6999 if (pkgName == null) { 7000 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7001 } 7002 final PackageParser.Package pkg = mPackages.get(pkgName); 7003 if (pkg != null) { 7004 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7005 userId); 7006 } 7007 return Collections.emptyList(); 7008 } 7009 } 7010 7011 @Override 7012 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7013 if (!sUserManager.exists(userId)) return null; 7014 flags = updateFlagsForResolve(flags, userId, intent, false); 7015 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 7016 if (query != null) { 7017 if (query.size() >= 1) { 7018 // If there is more than one service with the same priority, 7019 // just arbitrarily pick the first one. 7020 return query.get(0); 7021 } 7022 } 7023 return null; 7024 } 7025 7026 @Override 7027 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7028 String resolvedType, int flags, int userId) { 7029 return new ParceledListSlice<>( 7030 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 7031 } 7032 7033 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7034 String resolvedType, int flags, int userId) { 7035 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7036 flags = updateFlagsForResolve(flags, userId, intent, false); 7037 ComponentName comp = intent.getComponent(); 7038 if (comp == null) { 7039 if (intent.getSelector() != null) { 7040 intent = intent.getSelector(); 7041 comp = intent.getComponent(); 7042 } 7043 } 7044 if (comp != null) { 7045 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7046 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7047 if (si != null) { 7048 final ResolveInfo ri = new ResolveInfo(); 7049 ri.serviceInfo = si; 7050 list.add(ri); 7051 } 7052 return list; 7053 } 7054 7055 // reader 7056 synchronized (mPackages) { 7057 String pkgName = intent.getPackage(); 7058 if (pkgName == null) { 7059 return mServices.queryIntent(intent, resolvedType, flags, userId); 7060 } 7061 final PackageParser.Package pkg = mPackages.get(pkgName); 7062 if (pkg != null) { 7063 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7064 userId); 7065 } 7066 return Collections.emptyList(); 7067 } 7068 } 7069 7070 @Override 7071 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7072 String resolvedType, int flags, int userId) { 7073 return new ParceledListSlice<>( 7074 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7075 } 7076 7077 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7078 Intent intent, String resolvedType, int flags, int userId) { 7079 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7080 flags = updateFlagsForResolve(flags, userId, intent, false); 7081 ComponentName comp = intent.getComponent(); 7082 if (comp == null) { 7083 if (intent.getSelector() != null) { 7084 intent = intent.getSelector(); 7085 comp = intent.getComponent(); 7086 } 7087 } 7088 if (comp != null) { 7089 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7090 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7091 if (pi != null) { 7092 final ResolveInfo ri = new ResolveInfo(); 7093 ri.providerInfo = pi; 7094 list.add(ri); 7095 } 7096 return list; 7097 } 7098 7099 // reader 7100 synchronized (mPackages) { 7101 String pkgName = intent.getPackage(); 7102 if (pkgName == null) { 7103 return mProviders.queryIntent(intent, resolvedType, flags, userId); 7104 } 7105 final PackageParser.Package pkg = mPackages.get(pkgName); 7106 if (pkg != null) { 7107 return mProviders.queryIntentForPackage( 7108 intent, resolvedType, flags, pkg.providers, userId); 7109 } 7110 return Collections.emptyList(); 7111 } 7112 } 7113 7114 @Override 7115 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7116 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7117 flags = updateFlagsForPackage(flags, userId, null); 7118 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7119 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7120 true /* requireFullPermission */, false /* checkShell */, 7121 "get installed packages"); 7122 7123 // writer 7124 synchronized (mPackages) { 7125 ArrayList<PackageInfo> list; 7126 if (listUninstalled) { 7127 list = new ArrayList<>(mSettings.mPackages.size()); 7128 for (PackageSetting ps : mSettings.mPackages.values()) { 7129 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7130 continue; 7131 } 7132 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7133 if (pi != null) { 7134 list.add(pi); 7135 } 7136 } 7137 } else { 7138 list = new ArrayList<>(mPackages.size()); 7139 for (PackageParser.Package p : mPackages.values()) { 7140 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7141 Binder.getCallingUid(), userId)) { 7142 continue; 7143 } 7144 final PackageInfo pi = generatePackageInfo((PackageSetting) 7145 p.mExtras, flags, userId); 7146 if (pi != null) { 7147 list.add(pi); 7148 } 7149 } 7150 } 7151 7152 return new ParceledListSlice<>(list); 7153 } 7154 } 7155 7156 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7157 String[] permissions, boolean[] tmp, int flags, int userId) { 7158 int numMatch = 0; 7159 final PermissionsState permissionsState = ps.getPermissionsState(); 7160 for (int i=0; i<permissions.length; i++) { 7161 final String permission = permissions[i]; 7162 if (permissionsState.hasPermission(permission, userId)) { 7163 tmp[i] = true; 7164 numMatch++; 7165 } else { 7166 tmp[i] = false; 7167 } 7168 } 7169 if (numMatch == 0) { 7170 return; 7171 } 7172 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7173 7174 // The above might return null in cases of uninstalled apps or install-state 7175 // skew across users/profiles. 7176 if (pi != null) { 7177 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7178 if (numMatch == permissions.length) { 7179 pi.requestedPermissions = permissions; 7180 } else { 7181 pi.requestedPermissions = new String[numMatch]; 7182 numMatch = 0; 7183 for (int i=0; i<permissions.length; i++) { 7184 if (tmp[i]) { 7185 pi.requestedPermissions[numMatch] = permissions[i]; 7186 numMatch++; 7187 } 7188 } 7189 } 7190 } 7191 list.add(pi); 7192 } 7193 } 7194 7195 @Override 7196 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7197 String[] permissions, int flags, int userId) { 7198 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7199 flags = updateFlagsForPackage(flags, userId, permissions); 7200 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7201 true /* requireFullPermission */, false /* checkShell */, 7202 "get packages holding permissions"); 7203 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7204 7205 // writer 7206 synchronized (mPackages) { 7207 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7208 boolean[] tmpBools = new boolean[permissions.length]; 7209 if (listUninstalled) { 7210 for (PackageSetting ps : mSettings.mPackages.values()) { 7211 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7212 userId); 7213 } 7214 } else { 7215 for (PackageParser.Package pkg : mPackages.values()) { 7216 PackageSetting ps = (PackageSetting)pkg.mExtras; 7217 if (ps != null) { 7218 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7219 userId); 7220 } 7221 } 7222 } 7223 7224 return new ParceledListSlice<PackageInfo>(list); 7225 } 7226 } 7227 7228 @Override 7229 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7230 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7231 flags = updateFlagsForApplication(flags, userId, null); 7232 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7233 7234 // writer 7235 synchronized (mPackages) { 7236 ArrayList<ApplicationInfo> list; 7237 if (listUninstalled) { 7238 list = new ArrayList<>(mSettings.mPackages.size()); 7239 for (PackageSetting ps : mSettings.mPackages.values()) { 7240 ApplicationInfo ai; 7241 int effectiveFlags = flags; 7242 if (ps.isSystem()) { 7243 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7244 } 7245 if (ps.pkg != null) { 7246 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7247 continue; 7248 } 7249 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7250 ps.readUserState(userId), userId); 7251 if (ai != null) { 7252 rebaseEnabledOverlays(ai, userId); 7253 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7254 } 7255 } else { 7256 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7257 // and already converts to externally visible package name 7258 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7259 Binder.getCallingUid(), effectiveFlags, userId); 7260 } 7261 if (ai != null) { 7262 list.add(ai); 7263 } 7264 } 7265 } else { 7266 list = new ArrayList<>(mPackages.size()); 7267 for (PackageParser.Package p : mPackages.values()) { 7268 if (p.mExtras != null) { 7269 PackageSetting ps = (PackageSetting) p.mExtras; 7270 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7271 continue; 7272 } 7273 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7274 ps.readUserState(userId), userId); 7275 if (ai != null) { 7276 rebaseEnabledOverlays(ai, userId); 7277 ai.packageName = resolveExternalPackageNameLPr(p); 7278 list.add(ai); 7279 } 7280 } 7281 } 7282 } 7283 7284 return new ParceledListSlice<>(list); 7285 } 7286 } 7287 7288 @Override 7289 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7290 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7291 return null; 7292 } 7293 7294 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7295 "getEphemeralApplications"); 7296 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7297 true /* requireFullPermission */, false /* checkShell */, 7298 "getEphemeralApplications"); 7299 synchronized (mPackages) { 7300 List<InstantAppInfo> instantApps = mInstantAppRegistry 7301 .getInstantAppsLPr(userId); 7302 if (instantApps != null) { 7303 return new ParceledListSlice<>(instantApps); 7304 } 7305 } 7306 return null; 7307 } 7308 7309 @Override 7310 public boolean isInstantApp(String packageName, int userId) { 7311 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7312 true /* requireFullPermission */, false /* checkShell */, 7313 "isInstantApp"); 7314 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7315 return false; 7316 } 7317 7318 synchronized (mPackages) { 7319 final PackageSetting ps = mSettings.mPackages.get(packageName); 7320 final boolean returnAllowed = 7321 ps != null 7322 && (isCallerSameApp(packageName) 7323 || mContext.checkCallingOrSelfPermission( 7324 android.Manifest.permission.ACCESS_INSTANT_APPS) 7325 == PERMISSION_GRANTED 7326 || mInstantAppRegistry.isInstantAccessGranted( 7327 userId, UserHandle.getAppId(Binder.getCallingUid()), ps.appId)); 7328 if (returnAllowed) { 7329 return ps.getInstantApp(userId); 7330 } 7331 } 7332 return false; 7333 } 7334 7335 @Override 7336 public byte[] getInstantAppCookie(String packageName, int userId) { 7337 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7338 return null; 7339 } 7340 7341 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7342 true /* requireFullPermission */, false /* checkShell */, 7343 "getInstantAppCookie"); 7344 if (!isCallerSameApp(packageName)) { 7345 return null; 7346 } 7347 synchronized (mPackages) { 7348 return mInstantAppRegistry.getInstantAppCookieLPw( 7349 packageName, userId); 7350 } 7351 } 7352 7353 @Override 7354 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7355 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7356 return true; 7357 } 7358 7359 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7360 true /* requireFullPermission */, true /* checkShell */, 7361 "setInstantAppCookie"); 7362 if (!isCallerSameApp(packageName)) { 7363 return false; 7364 } 7365 synchronized (mPackages) { 7366 return mInstantAppRegistry.setInstantAppCookieLPw( 7367 packageName, cookie, userId); 7368 } 7369 } 7370 7371 @Override 7372 public Bitmap getInstantAppIcon(String packageName, int userId) { 7373 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7374 return null; 7375 } 7376 7377 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7378 "getInstantAppIcon"); 7379 7380 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7381 true /* requireFullPermission */, false /* checkShell */, 7382 "getInstantAppIcon"); 7383 7384 synchronized (mPackages) { 7385 return mInstantAppRegistry.getInstantAppIconLPw( 7386 packageName, userId); 7387 } 7388 } 7389 7390 private boolean isCallerSameApp(String packageName) { 7391 PackageParser.Package pkg = mPackages.get(packageName); 7392 return pkg != null 7393 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7394 } 7395 7396 @Override 7397 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7398 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7399 } 7400 7401 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7402 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7403 7404 // reader 7405 synchronized (mPackages) { 7406 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7407 final int userId = UserHandle.getCallingUserId(); 7408 while (i.hasNext()) { 7409 final PackageParser.Package p = i.next(); 7410 if (p.applicationInfo == null) continue; 7411 7412 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7413 && !p.applicationInfo.isDirectBootAware(); 7414 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7415 && p.applicationInfo.isDirectBootAware(); 7416 7417 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7418 && (!mSafeMode || isSystemApp(p)) 7419 && (matchesUnaware || matchesAware)) { 7420 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7421 if (ps != null) { 7422 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7423 ps.readUserState(userId), userId); 7424 if (ai != null) { 7425 rebaseEnabledOverlays(ai, userId); 7426 finalList.add(ai); 7427 } 7428 } 7429 } 7430 } 7431 } 7432 7433 return finalList; 7434 } 7435 7436 @Override 7437 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7438 if (!sUserManager.exists(userId)) return null; 7439 flags = updateFlagsForComponent(flags, userId, name); 7440 // reader 7441 synchronized (mPackages) { 7442 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7443 PackageSetting ps = provider != null 7444 ? mSettings.mPackages.get(provider.owner.packageName) 7445 : null; 7446 return ps != null 7447 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7448 ? PackageParser.generateProviderInfo(provider, flags, 7449 ps.readUserState(userId), userId) 7450 : null; 7451 } 7452 } 7453 7454 /** 7455 * @deprecated 7456 */ 7457 @Deprecated 7458 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7459 // reader 7460 synchronized (mPackages) { 7461 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7462 .entrySet().iterator(); 7463 final int userId = UserHandle.getCallingUserId(); 7464 while (i.hasNext()) { 7465 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7466 PackageParser.Provider p = entry.getValue(); 7467 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7468 7469 if (ps != null && p.syncable 7470 && (!mSafeMode || (p.info.applicationInfo.flags 7471 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7472 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7473 ps.readUserState(userId), userId); 7474 if (info != null) { 7475 outNames.add(entry.getKey()); 7476 outInfo.add(info); 7477 } 7478 } 7479 } 7480 } 7481 } 7482 7483 @Override 7484 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7485 int uid, int flags, String metaDataKey) { 7486 final int userId = processName != null ? UserHandle.getUserId(uid) 7487 : UserHandle.getCallingUserId(); 7488 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7489 flags = updateFlagsForComponent(flags, userId, processName); 7490 7491 ArrayList<ProviderInfo> finalList = null; 7492 // reader 7493 synchronized (mPackages) { 7494 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7495 while (i.hasNext()) { 7496 final PackageParser.Provider p = i.next(); 7497 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7498 if (ps != null && p.info.authority != null 7499 && (processName == null 7500 || (p.info.processName.equals(processName) 7501 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7502 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7503 7504 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7505 // parameter. 7506 if (metaDataKey != null 7507 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7508 continue; 7509 } 7510 7511 if (finalList == null) { 7512 finalList = new ArrayList<ProviderInfo>(3); 7513 } 7514 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7515 ps.readUserState(userId), userId); 7516 if (info != null) { 7517 finalList.add(info); 7518 } 7519 } 7520 } 7521 } 7522 7523 if (finalList != null) { 7524 Collections.sort(finalList, mProviderInitOrderSorter); 7525 return new ParceledListSlice<ProviderInfo>(finalList); 7526 } 7527 7528 return ParceledListSlice.emptyList(); 7529 } 7530 7531 @Override 7532 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7533 // reader 7534 synchronized (mPackages) { 7535 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7536 return PackageParser.generateInstrumentationInfo(i, flags); 7537 } 7538 } 7539 7540 @Override 7541 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7542 String targetPackage, int flags) { 7543 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7544 } 7545 7546 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7547 int flags) { 7548 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7549 7550 // reader 7551 synchronized (mPackages) { 7552 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7553 while (i.hasNext()) { 7554 final PackageParser.Instrumentation p = i.next(); 7555 if (targetPackage == null 7556 || targetPackage.equals(p.info.targetPackage)) { 7557 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7558 flags); 7559 if (ii != null) { 7560 finalList.add(ii); 7561 } 7562 } 7563 } 7564 } 7565 7566 return finalList; 7567 } 7568 7569 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7570 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7571 try { 7572 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7573 } finally { 7574 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7575 } 7576 } 7577 7578 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7579 final File[] files = dir.listFiles(); 7580 if (ArrayUtils.isEmpty(files)) { 7581 Log.d(TAG, "No files in app dir " + dir); 7582 return; 7583 } 7584 7585 if (DEBUG_PACKAGE_SCANNING) { 7586 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7587 + " flags=0x" + Integer.toHexString(parseFlags)); 7588 } 7589 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7590 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7591 7592 // Submit files for parsing in parallel 7593 int fileCount = 0; 7594 for (File file : files) { 7595 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7596 && !PackageInstallerService.isStageName(file.getName()); 7597 if (!isPackage) { 7598 // Ignore entries which are not packages 7599 continue; 7600 } 7601 parallelPackageParser.submit(file, parseFlags); 7602 fileCount++; 7603 } 7604 7605 // Process results one by one 7606 for (; fileCount > 0; fileCount--) { 7607 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7608 Throwable throwable = parseResult.throwable; 7609 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7610 7611 if (throwable == null) { 7612 // Static shared libraries have synthetic package names 7613 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7614 renameStaticSharedLibraryPackage(parseResult.pkg); 7615 } 7616 try { 7617 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7618 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7619 currentTime, null); 7620 } 7621 } catch (PackageManagerException e) { 7622 errorCode = e.error; 7623 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7624 } 7625 } else if (throwable instanceof PackageParser.PackageParserException) { 7626 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7627 throwable; 7628 errorCode = e.error; 7629 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7630 } else { 7631 throw new IllegalStateException("Unexpected exception occurred while parsing " 7632 + parseResult.scanFile, throwable); 7633 } 7634 7635 // Delete invalid userdata apps 7636 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7637 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7638 logCriticalInfo(Log.WARN, 7639 "Deleting invalid package at " + parseResult.scanFile); 7640 removeCodePathLI(parseResult.scanFile); 7641 } 7642 } 7643 parallelPackageParser.close(); 7644 } 7645 7646 private static File getSettingsProblemFile() { 7647 File dataDir = Environment.getDataDirectory(); 7648 File systemDir = new File(dataDir, "system"); 7649 File fname = new File(systemDir, "uiderrors.txt"); 7650 return fname; 7651 } 7652 7653 static void reportSettingsProblem(int priority, String msg) { 7654 logCriticalInfo(priority, msg); 7655 } 7656 7657 public static void logCriticalInfo(int priority, String msg) { 7658 Slog.println(priority, TAG, msg); 7659 EventLogTags.writePmCriticalInfo(msg); 7660 try { 7661 File fname = getSettingsProblemFile(); 7662 FileOutputStream out = new FileOutputStream(fname, true); 7663 PrintWriter pw = new FastPrintWriter(out); 7664 SimpleDateFormat formatter = new SimpleDateFormat(); 7665 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7666 pw.println(dateString + ": " + msg); 7667 pw.close(); 7668 FileUtils.setPermissions( 7669 fname.toString(), 7670 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7671 -1, -1); 7672 } catch (java.io.IOException e) { 7673 } 7674 } 7675 7676 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7677 if (srcFile.isDirectory()) { 7678 final File baseFile = new File(pkg.baseCodePath); 7679 long maxModifiedTime = baseFile.lastModified(); 7680 if (pkg.splitCodePaths != null) { 7681 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7682 final File splitFile = new File(pkg.splitCodePaths[i]); 7683 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7684 } 7685 } 7686 return maxModifiedTime; 7687 } 7688 return srcFile.lastModified(); 7689 } 7690 7691 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7692 final int policyFlags) throws PackageManagerException { 7693 // When upgrading from pre-N MR1, verify the package time stamp using the package 7694 // directory and not the APK file. 7695 final long lastModifiedTime = mIsPreNMR1Upgrade 7696 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7697 if (ps != null 7698 && ps.codePath.equals(srcFile) 7699 && ps.timeStamp == lastModifiedTime 7700 && !isCompatSignatureUpdateNeeded(pkg) 7701 && !isRecoverSignatureUpdateNeeded(pkg)) { 7702 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7703 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7704 ArraySet<PublicKey> signingKs; 7705 synchronized (mPackages) { 7706 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7707 } 7708 if (ps.signatures.mSignatures != null 7709 && ps.signatures.mSignatures.length != 0 7710 && signingKs != null) { 7711 // Optimization: reuse the existing cached certificates 7712 // if the package appears to be unchanged. 7713 pkg.mSignatures = ps.signatures.mSignatures; 7714 pkg.mSigningKeys = signingKs; 7715 return; 7716 } 7717 7718 Slog.w(TAG, "PackageSetting for " + ps.name 7719 + " is missing signatures. Collecting certs again to recover them."); 7720 } else { 7721 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7722 } 7723 7724 try { 7725 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7726 PackageParser.collectCertificates(pkg, policyFlags); 7727 } catch (PackageParserException e) { 7728 throw PackageManagerException.from(e); 7729 } finally { 7730 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7731 } 7732 } 7733 7734 /** 7735 * Traces a package scan. 7736 * @see #scanPackageLI(File, int, int, long, UserHandle) 7737 */ 7738 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7739 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7740 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7741 try { 7742 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7743 } finally { 7744 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7745 } 7746 } 7747 7748 /** 7749 * Scans a package and returns the newly parsed package. 7750 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7751 */ 7752 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7753 long currentTime, UserHandle user) throws PackageManagerException { 7754 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7755 PackageParser pp = new PackageParser(); 7756 pp.setSeparateProcesses(mSeparateProcesses); 7757 pp.setOnlyCoreApps(mOnlyCore); 7758 pp.setDisplayMetrics(mMetrics); 7759 pp.setCallback(mPackageParserCallback); 7760 7761 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7762 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7763 } 7764 7765 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7766 final PackageParser.Package pkg; 7767 try { 7768 pkg = pp.parsePackage(scanFile, parseFlags); 7769 } catch (PackageParserException e) { 7770 throw PackageManagerException.from(e); 7771 } finally { 7772 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7773 } 7774 7775 // Static shared libraries have synthetic package names 7776 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7777 renameStaticSharedLibraryPackage(pkg); 7778 } 7779 7780 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7781 } 7782 7783 /** 7784 * Scans a package and returns the newly parsed package. 7785 * @throws PackageManagerException on a parse error. 7786 */ 7787 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7788 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7789 throws PackageManagerException { 7790 // If the package has children and this is the first dive in the function 7791 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7792 // packages (parent and children) would be successfully scanned before the 7793 // actual scan since scanning mutates internal state and we want to atomically 7794 // install the package and its children. 7795 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7796 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7797 scanFlags |= SCAN_CHECK_ONLY; 7798 } 7799 } else { 7800 scanFlags &= ~SCAN_CHECK_ONLY; 7801 } 7802 7803 // Scan the parent 7804 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7805 scanFlags, currentTime, user); 7806 7807 // Scan the children 7808 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7809 for (int i = 0; i < childCount; i++) { 7810 PackageParser.Package childPackage = pkg.childPackages.get(i); 7811 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7812 currentTime, user); 7813 } 7814 7815 7816 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7817 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7818 } 7819 7820 return scannedPkg; 7821 } 7822 7823 /** 7824 * Scans a package and returns the newly parsed package. 7825 * @throws PackageManagerException on a parse error. 7826 */ 7827 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7828 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7829 throws PackageManagerException { 7830 PackageSetting ps = null; 7831 PackageSetting updatedPkg; 7832 // reader 7833 synchronized (mPackages) { 7834 // Look to see if we already know about this package. 7835 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7836 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7837 // This package has been renamed to its original name. Let's 7838 // use that. 7839 ps = mSettings.getPackageLPr(oldName); 7840 } 7841 // If there was no original package, see one for the real package name. 7842 if (ps == null) { 7843 ps = mSettings.getPackageLPr(pkg.packageName); 7844 } 7845 // Check to see if this package could be hiding/updating a system 7846 // package. Must look for it either under the original or real 7847 // package name depending on our state. 7848 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7849 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7850 7851 // If this is a package we don't know about on the system partition, we 7852 // may need to remove disabled child packages on the system partition 7853 // or may need to not add child packages if the parent apk is updated 7854 // on the data partition and no longer defines this child package. 7855 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7856 // If this is a parent package for an updated system app and this system 7857 // app got an OTA update which no longer defines some of the child packages 7858 // we have to prune them from the disabled system packages. 7859 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7860 if (disabledPs != null) { 7861 final int scannedChildCount = (pkg.childPackages != null) 7862 ? pkg.childPackages.size() : 0; 7863 final int disabledChildCount = disabledPs.childPackageNames != null 7864 ? disabledPs.childPackageNames.size() : 0; 7865 for (int i = 0; i < disabledChildCount; i++) { 7866 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7867 boolean disabledPackageAvailable = false; 7868 for (int j = 0; j < scannedChildCount; j++) { 7869 PackageParser.Package childPkg = pkg.childPackages.get(j); 7870 if (childPkg.packageName.equals(disabledChildPackageName)) { 7871 disabledPackageAvailable = true; 7872 break; 7873 } 7874 } 7875 if (!disabledPackageAvailable) { 7876 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7877 } 7878 } 7879 } 7880 } 7881 } 7882 7883 boolean updatedPkgBetter = false; 7884 // First check if this is a system package that may involve an update 7885 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7886 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7887 // it needs to drop FLAG_PRIVILEGED. 7888 if (locationIsPrivileged(scanFile)) { 7889 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7890 } else { 7891 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7892 } 7893 7894 if (ps != null && !ps.codePath.equals(scanFile)) { 7895 // The path has changed from what was last scanned... check the 7896 // version of the new path against what we have stored to determine 7897 // what to do. 7898 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7899 if (pkg.mVersionCode <= ps.versionCode) { 7900 // The system package has been updated and the code path does not match 7901 // Ignore entry. Skip it. 7902 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7903 + " ignored: updated version " + ps.versionCode 7904 + " better than this " + pkg.mVersionCode); 7905 if (!updatedPkg.codePath.equals(scanFile)) { 7906 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7907 + ps.name + " changing from " + updatedPkg.codePathString 7908 + " to " + scanFile); 7909 updatedPkg.codePath = scanFile; 7910 updatedPkg.codePathString = scanFile.toString(); 7911 updatedPkg.resourcePath = scanFile; 7912 updatedPkg.resourcePathString = scanFile.toString(); 7913 } 7914 updatedPkg.pkg = pkg; 7915 updatedPkg.versionCode = pkg.mVersionCode; 7916 7917 // Update the disabled system child packages to point to the package too. 7918 final int childCount = updatedPkg.childPackageNames != null 7919 ? updatedPkg.childPackageNames.size() : 0; 7920 for (int i = 0; i < childCount; i++) { 7921 String childPackageName = updatedPkg.childPackageNames.get(i); 7922 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7923 childPackageName); 7924 if (updatedChildPkg != null) { 7925 updatedChildPkg.pkg = pkg; 7926 updatedChildPkg.versionCode = pkg.mVersionCode; 7927 } 7928 } 7929 7930 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7931 + scanFile + " ignored: updated version " + ps.versionCode 7932 + " better than this " + pkg.mVersionCode); 7933 } else { 7934 // The current app on the system partition is better than 7935 // what we have updated to on the data partition; switch 7936 // back to the system partition version. 7937 // At this point, its safely assumed that package installation for 7938 // apps in system partition will go through. If not there won't be a working 7939 // version of the app 7940 // writer 7941 synchronized (mPackages) { 7942 // Just remove the loaded entries from package lists. 7943 mPackages.remove(ps.name); 7944 } 7945 7946 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7947 + " reverting from " + ps.codePathString 7948 + ": new version " + pkg.mVersionCode 7949 + " better than installed " + ps.versionCode); 7950 7951 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7952 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7953 synchronized (mInstallLock) { 7954 args.cleanUpResourcesLI(); 7955 } 7956 synchronized (mPackages) { 7957 mSettings.enableSystemPackageLPw(ps.name); 7958 } 7959 updatedPkgBetter = true; 7960 } 7961 } 7962 } 7963 7964 if (updatedPkg != null) { 7965 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7966 // initially 7967 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7968 7969 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7970 // flag set initially 7971 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7972 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7973 } 7974 } 7975 7976 // Verify certificates against what was last scanned 7977 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7978 7979 /* 7980 * A new system app appeared, but we already had a non-system one of the 7981 * same name installed earlier. 7982 */ 7983 boolean shouldHideSystemApp = false; 7984 if (updatedPkg == null && ps != null 7985 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7986 /* 7987 * Check to make sure the signatures match first. If they don't, 7988 * wipe the installed application and its data. 7989 */ 7990 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7991 != PackageManager.SIGNATURE_MATCH) { 7992 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7993 + " signatures don't match existing userdata copy; removing"); 7994 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7995 "scanPackageInternalLI")) { 7996 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7997 } 7998 ps = null; 7999 } else { 8000 /* 8001 * If the newly-added system app is an older version than the 8002 * already installed version, hide it. It will be scanned later 8003 * and re-added like an update. 8004 */ 8005 if (pkg.mVersionCode <= ps.versionCode) { 8006 shouldHideSystemApp = true; 8007 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8008 + " but new version " + pkg.mVersionCode + " better than installed " 8009 + ps.versionCode + "; hiding system"); 8010 } else { 8011 /* 8012 * The newly found system app is a newer version that the 8013 * one previously installed. Simply remove the 8014 * already-installed application and replace it with our own 8015 * while keeping the application data. 8016 */ 8017 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8018 + " reverting from " + ps.codePathString + ": new version " 8019 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8020 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8021 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8022 synchronized (mInstallLock) { 8023 args.cleanUpResourcesLI(); 8024 } 8025 } 8026 } 8027 } 8028 8029 // The apk is forward locked (not public) if its code and resources 8030 // are kept in different files. (except for app in either system or 8031 // vendor path). 8032 // TODO grab this value from PackageSettings 8033 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8034 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8035 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8036 } 8037 } 8038 8039 // TODO: extend to support forward-locked splits 8040 String resourcePath = null; 8041 String baseResourcePath = null; 8042 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8043 if (ps != null && ps.resourcePathString != null) { 8044 resourcePath = ps.resourcePathString; 8045 baseResourcePath = ps.resourcePathString; 8046 } else { 8047 // Should not happen at all. Just log an error. 8048 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8049 } 8050 } else { 8051 resourcePath = pkg.codePath; 8052 baseResourcePath = pkg.baseCodePath; 8053 } 8054 8055 // Set application objects path explicitly. 8056 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8057 pkg.setApplicationInfoCodePath(pkg.codePath); 8058 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8059 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8060 pkg.setApplicationInfoResourcePath(resourcePath); 8061 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8062 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8063 8064 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8065 if (ps != null && ps.getInstantApp(userId)) { 8066 scanFlags |= SCAN_AS_INSTANT_APP; 8067 } 8068 8069 // Note that we invoke the following method only if we are about to unpack an application 8070 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8071 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8072 8073 /* 8074 * If the system app should be overridden by a previously installed 8075 * data, hide the system app now and let the /data/app scan pick it up 8076 * again. 8077 */ 8078 if (shouldHideSystemApp) { 8079 synchronized (mPackages) { 8080 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8081 } 8082 } 8083 8084 return scannedPkg; 8085 } 8086 8087 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8088 // Derive the new package synthetic package name 8089 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8090 + pkg.staticSharedLibVersion); 8091 } 8092 8093 private static String fixProcessName(String defProcessName, 8094 String processName) { 8095 if (processName == null) { 8096 return defProcessName; 8097 } 8098 return processName; 8099 } 8100 8101 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8102 throws PackageManagerException { 8103 if (pkgSetting.signatures.mSignatures != null) { 8104 // Already existing package. Make sure signatures match 8105 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8106 == PackageManager.SIGNATURE_MATCH; 8107 if (!match) { 8108 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8109 == PackageManager.SIGNATURE_MATCH; 8110 } 8111 if (!match) { 8112 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8113 == PackageManager.SIGNATURE_MATCH; 8114 } 8115 if (!match) { 8116 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8117 + pkg.packageName + " signatures do not match the " 8118 + "previously installed version; ignoring!"); 8119 } 8120 } 8121 8122 // Check for shared user signatures 8123 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8124 // Already existing package. Make sure signatures match 8125 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8126 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8127 if (!match) { 8128 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8129 == PackageManager.SIGNATURE_MATCH; 8130 } 8131 if (!match) { 8132 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8133 == PackageManager.SIGNATURE_MATCH; 8134 } 8135 if (!match) { 8136 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8137 "Package " + pkg.packageName 8138 + " has no signatures that match those in shared user " 8139 + pkgSetting.sharedUser.name + "; ignoring!"); 8140 } 8141 } 8142 } 8143 8144 /** 8145 * Enforces that only the system UID or root's UID can call a method exposed 8146 * via Binder. 8147 * 8148 * @param message used as message if SecurityException is thrown 8149 * @throws SecurityException if the caller is not system or root 8150 */ 8151 private static final void enforceSystemOrRoot(String message) { 8152 final int uid = Binder.getCallingUid(); 8153 if (uid != Process.SYSTEM_UID && uid != 0) { 8154 throw new SecurityException(message); 8155 } 8156 } 8157 8158 @Override 8159 public void performFstrimIfNeeded() { 8160 enforceSystemOrRoot("Only the system can request fstrim"); 8161 8162 // Before everything else, see whether we need to fstrim. 8163 try { 8164 IStorageManager sm = PackageHelper.getStorageManager(); 8165 if (sm != null) { 8166 boolean doTrim = false; 8167 final long interval = android.provider.Settings.Global.getLong( 8168 mContext.getContentResolver(), 8169 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8170 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8171 if (interval > 0) { 8172 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8173 if (timeSinceLast > interval) { 8174 doTrim = true; 8175 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8176 + "; running immediately"); 8177 } 8178 } 8179 if (doTrim) { 8180 final boolean dexOptDialogShown; 8181 synchronized (mPackages) { 8182 dexOptDialogShown = mDexOptDialogShown; 8183 } 8184 if (!isFirstBoot() && dexOptDialogShown) { 8185 try { 8186 ActivityManager.getService().showBootMessage( 8187 mContext.getResources().getString( 8188 R.string.android_upgrading_fstrim), true); 8189 } catch (RemoteException e) { 8190 } 8191 } 8192 sm.runMaintenance(); 8193 } 8194 } else { 8195 Slog.e(TAG, "storageManager service unavailable!"); 8196 } 8197 } catch (RemoteException e) { 8198 // Can't happen; StorageManagerService is local 8199 } 8200 } 8201 8202 @Override 8203 public void updatePackagesIfNeeded() { 8204 enforceSystemOrRoot("Only the system can request package update"); 8205 8206 // We need to re-extract after an OTA. 8207 boolean causeUpgrade = isUpgrade(); 8208 8209 // First boot or factory reset. 8210 // Note: we also handle devices that are upgrading to N right now as if it is their 8211 // first boot, as they do not have profile data. 8212 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8213 8214 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8215 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8216 8217 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8218 return; 8219 } 8220 8221 List<PackageParser.Package> pkgs; 8222 synchronized (mPackages) { 8223 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8224 } 8225 8226 final long startTime = System.nanoTime(); 8227 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8228 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8229 8230 final int elapsedTimeSeconds = 8231 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8232 8233 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8234 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8235 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8236 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8237 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8238 } 8239 8240 /** 8241 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8242 * containing statistics about the invocation. The array consists of three elements, 8243 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8244 * and {@code numberOfPackagesFailed}. 8245 */ 8246 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8247 String compilerFilter) { 8248 8249 int numberOfPackagesVisited = 0; 8250 int numberOfPackagesOptimized = 0; 8251 int numberOfPackagesSkipped = 0; 8252 int numberOfPackagesFailed = 0; 8253 final int numberOfPackagesToDexopt = pkgs.size(); 8254 8255 for (PackageParser.Package pkg : pkgs) { 8256 numberOfPackagesVisited++; 8257 8258 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8259 if (DEBUG_DEXOPT) { 8260 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8261 } 8262 numberOfPackagesSkipped++; 8263 continue; 8264 } 8265 8266 if (DEBUG_DEXOPT) { 8267 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8268 numberOfPackagesToDexopt + ": " + pkg.packageName); 8269 } 8270 8271 if (showDialog) { 8272 try { 8273 ActivityManager.getService().showBootMessage( 8274 mContext.getResources().getString(R.string.android_upgrading_apk, 8275 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8276 } catch (RemoteException e) { 8277 } 8278 synchronized (mPackages) { 8279 mDexOptDialogShown = true; 8280 } 8281 } 8282 8283 // If the OTA updates a system app which was previously preopted to a non-preopted state 8284 // the app might end up being verified at runtime. That's because by default the apps 8285 // are verify-profile but for preopted apps there's no profile. 8286 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8287 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8288 // filter (by default interpret-only). 8289 // Note that at this stage unused apps are already filtered. 8290 if (isSystemApp(pkg) && 8291 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8292 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8293 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8294 } 8295 8296 // checkProfiles is false to avoid merging profiles during boot which 8297 // might interfere with background compilation (b/28612421). 8298 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8299 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8300 // trade-off worth doing to save boot time work. 8301 int dexOptStatus = performDexOptTraced(pkg.packageName, 8302 false /* checkProfiles */, 8303 compilerFilter, 8304 false /* force */); 8305 switch (dexOptStatus) { 8306 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8307 numberOfPackagesOptimized++; 8308 break; 8309 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8310 numberOfPackagesSkipped++; 8311 break; 8312 case PackageDexOptimizer.DEX_OPT_FAILED: 8313 numberOfPackagesFailed++; 8314 break; 8315 default: 8316 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8317 break; 8318 } 8319 } 8320 8321 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8322 numberOfPackagesFailed }; 8323 } 8324 8325 @Override 8326 public void notifyPackageUse(String packageName, int reason) { 8327 synchronized (mPackages) { 8328 PackageParser.Package p = mPackages.get(packageName); 8329 if (p == null) { 8330 return; 8331 } 8332 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8333 } 8334 } 8335 8336 @Override 8337 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8338 int userId = UserHandle.getCallingUserId(); 8339 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8340 if (ai == null) { 8341 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8342 + loadingPackageName + ", user=" + userId); 8343 return; 8344 } 8345 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8346 } 8347 8348 // TODO: this is not used nor needed. Delete it. 8349 @Override 8350 public boolean performDexOptIfNeeded(String packageName) { 8351 int dexOptStatus = performDexOptTraced(packageName, 8352 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8353 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8354 } 8355 8356 @Override 8357 public boolean performDexOpt(String packageName, 8358 boolean checkProfiles, int compileReason, boolean force) { 8359 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8360 getCompilerFilterForReason(compileReason), force); 8361 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8362 } 8363 8364 @Override 8365 public boolean performDexOptMode(String packageName, 8366 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8367 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8368 targetCompilerFilter, force); 8369 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8370 } 8371 8372 private int performDexOptTraced(String packageName, 8373 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8374 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8375 try { 8376 return performDexOptInternal(packageName, checkProfiles, 8377 targetCompilerFilter, force); 8378 } finally { 8379 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8380 } 8381 } 8382 8383 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8384 // if the package can now be considered up to date for the given filter. 8385 private int performDexOptInternal(String packageName, 8386 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8387 PackageParser.Package p; 8388 synchronized (mPackages) { 8389 p = mPackages.get(packageName); 8390 if (p == null) { 8391 // Package could not be found. Report failure. 8392 return PackageDexOptimizer.DEX_OPT_FAILED; 8393 } 8394 mPackageUsage.maybeWriteAsync(mPackages); 8395 mCompilerStats.maybeWriteAsync(); 8396 } 8397 long callingId = Binder.clearCallingIdentity(); 8398 try { 8399 synchronized (mInstallLock) { 8400 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8401 targetCompilerFilter, force); 8402 } 8403 } finally { 8404 Binder.restoreCallingIdentity(callingId); 8405 } 8406 } 8407 8408 public ArraySet<String> getOptimizablePackages() { 8409 ArraySet<String> pkgs = new ArraySet<String>(); 8410 synchronized (mPackages) { 8411 for (PackageParser.Package p : mPackages.values()) { 8412 if (PackageDexOptimizer.canOptimizePackage(p)) { 8413 pkgs.add(p.packageName); 8414 } 8415 } 8416 } 8417 return pkgs; 8418 } 8419 8420 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8421 boolean checkProfiles, String targetCompilerFilter, 8422 boolean force) { 8423 // Select the dex optimizer based on the force parameter. 8424 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8425 // allocate an object here. 8426 PackageDexOptimizer pdo = force 8427 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8428 : mPackageDexOptimizer; 8429 8430 // Optimize all dependencies first. Note: we ignore the return value and march on 8431 // on errors. 8432 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8433 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8434 if (!deps.isEmpty()) { 8435 for (PackageParser.Package depPackage : deps) { 8436 // TODO: Analyze and investigate if we (should) profile libraries. 8437 // Currently this will do a full compilation of the library by default. 8438 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8439 false /* checkProfiles */, 8440 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8441 getOrCreateCompilerPackageStats(depPackage), 8442 mDexManager.isUsedByOtherApps(p.packageName)); 8443 } 8444 } 8445 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8446 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8447 mDexManager.isUsedByOtherApps(p.packageName)); 8448 } 8449 8450 // Performs dexopt on the used secondary dex files belonging to the given package. 8451 // Returns true if all dex files were process successfully (which could mean either dexopt or 8452 // skip). Returns false if any of the files caused errors. 8453 @Override 8454 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8455 boolean force) { 8456 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8457 } 8458 8459 /** 8460 * Reconcile the information we have about the secondary dex files belonging to 8461 * {@code packagName} and the actual dex files. For all dex files that were 8462 * deleted, update the internal records and delete the generated oat files. 8463 */ 8464 @Override 8465 public void reconcileSecondaryDexFiles(String packageName) { 8466 mDexManager.reconcileSecondaryDexFiles(packageName); 8467 } 8468 8469 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8470 // a reference there. 8471 /*package*/ DexManager getDexManager() { 8472 return mDexManager; 8473 } 8474 8475 /** 8476 * Execute the background dexopt job immediately. 8477 */ 8478 @Override 8479 public boolean runBackgroundDexoptJob() { 8480 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8481 } 8482 8483 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8484 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8485 || p.usesStaticLibraries != null) { 8486 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8487 Set<String> collectedNames = new HashSet<>(); 8488 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8489 8490 retValue.remove(p); 8491 8492 return retValue; 8493 } else { 8494 return Collections.emptyList(); 8495 } 8496 } 8497 8498 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8499 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8500 if (!collectedNames.contains(p.packageName)) { 8501 collectedNames.add(p.packageName); 8502 collected.add(p); 8503 8504 if (p.usesLibraries != null) { 8505 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8506 null, collected, collectedNames); 8507 } 8508 if (p.usesOptionalLibraries != null) { 8509 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8510 null, collected, collectedNames); 8511 } 8512 if (p.usesStaticLibraries != null) { 8513 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8514 p.usesStaticLibrariesVersions, collected, collectedNames); 8515 } 8516 } 8517 } 8518 8519 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8520 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8521 final int libNameCount = libs.size(); 8522 for (int i = 0; i < libNameCount; i++) { 8523 String libName = libs.get(i); 8524 int version = (versions != null && versions.length == libNameCount) 8525 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8526 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8527 if (libPkg != null) { 8528 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8529 } 8530 } 8531 } 8532 8533 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8534 synchronized (mPackages) { 8535 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8536 if (libEntry != null) { 8537 return mPackages.get(libEntry.apk); 8538 } 8539 return null; 8540 } 8541 } 8542 8543 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8544 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8545 if (versionedLib == null) { 8546 return null; 8547 } 8548 return versionedLib.get(version); 8549 } 8550 8551 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8552 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8553 pkg.staticSharedLibName); 8554 if (versionedLib == null) { 8555 return null; 8556 } 8557 int previousLibVersion = -1; 8558 final int versionCount = versionedLib.size(); 8559 for (int i = 0; i < versionCount; i++) { 8560 final int libVersion = versionedLib.keyAt(i); 8561 if (libVersion < pkg.staticSharedLibVersion) { 8562 previousLibVersion = Math.max(previousLibVersion, libVersion); 8563 } 8564 } 8565 if (previousLibVersion >= 0) { 8566 return versionedLib.get(previousLibVersion); 8567 } 8568 return null; 8569 } 8570 8571 public void shutdown() { 8572 mPackageUsage.writeNow(mPackages); 8573 mCompilerStats.writeNow(); 8574 } 8575 8576 @Override 8577 public void dumpProfiles(String packageName) { 8578 PackageParser.Package pkg; 8579 synchronized (mPackages) { 8580 pkg = mPackages.get(packageName); 8581 if (pkg == null) { 8582 throw new IllegalArgumentException("Unknown package: " + packageName); 8583 } 8584 } 8585 /* Only the shell, root, or the app user should be able to dump profiles. */ 8586 int callingUid = Binder.getCallingUid(); 8587 if (callingUid != Process.SHELL_UID && 8588 callingUid != Process.ROOT_UID && 8589 callingUid != pkg.applicationInfo.uid) { 8590 throw new SecurityException("dumpProfiles"); 8591 } 8592 8593 synchronized (mInstallLock) { 8594 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8595 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8596 try { 8597 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8598 String codePaths = TextUtils.join(";", allCodePaths); 8599 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8600 } catch (InstallerException e) { 8601 Slog.w(TAG, "Failed to dump profiles", e); 8602 } 8603 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8604 } 8605 } 8606 8607 @Override 8608 public void forceDexOpt(String packageName) { 8609 enforceSystemOrRoot("forceDexOpt"); 8610 8611 PackageParser.Package pkg; 8612 synchronized (mPackages) { 8613 pkg = mPackages.get(packageName); 8614 if (pkg == null) { 8615 throw new IllegalArgumentException("Unknown package: " + packageName); 8616 } 8617 } 8618 8619 synchronized (mInstallLock) { 8620 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8621 8622 // Whoever is calling forceDexOpt wants a fully compiled package. 8623 // Don't use profiles since that may cause compilation to be skipped. 8624 final int res = performDexOptInternalWithDependenciesLI(pkg, 8625 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8626 true /* force */); 8627 8628 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8629 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8630 throw new IllegalStateException("Failed to dexopt: " + res); 8631 } 8632 } 8633 } 8634 8635 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8636 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8637 Slog.w(TAG, "Unable to update from " + oldPkg.name 8638 + " to " + newPkg.packageName 8639 + ": old package not in system partition"); 8640 return false; 8641 } else if (mPackages.get(oldPkg.name) != null) { 8642 Slog.w(TAG, "Unable to update from " + oldPkg.name 8643 + " to " + newPkg.packageName 8644 + ": old package still exists"); 8645 return false; 8646 } 8647 return true; 8648 } 8649 8650 void removeCodePathLI(File codePath) { 8651 if (codePath.isDirectory()) { 8652 try { 8653 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8654 } catch (InstallerException e) { 8655 Slog.w(TAG, "Failed to remove code path", e); 8656 } 8657 } else { 8658 codePath.delete(); 8659 } 8660 } 8661 8662 private int[] resolveUserIds(int userId) { 8663 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8664 } 8665 8666 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8667 if (pkg == null) { 8668 Slog.wtf(TAG, "Package was null!", new Throwable()); 8669 return; 8670 } 8671 clearAppDataLeafLIF(pkg, userId, flags); 8672 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8673 for (int i = 0; i < childCount; i++) { 8674 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8675 } 8676 } 8677 8678 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8679 final PackageSetting ps; 8680 synchronized (mPackages) { 8681 ps = mSettings.mPackages.get(pkg.packageName); 8682 } 8683 for (int realUserId : resolveUserIds(userId)) { 8684 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8685 try { 8686 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8687 ceDataInode); 8688 } catch (InstallerException e) { 8689 Slog.w(TAG, String.valueOf(e)); 8690 } 8691 } 8692 } 8693 8694 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8695 if (pkg == null) { 8696 Slog.wtf(TAG, "Package was null!", new Throwable()); 8697 return; 8698 } 8699 destroyAppDataLeafLIF(pkg, userId, flags); 8700 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8701 for (int i = 0; i < childCount; i++) { 8702 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8703 } 8704 } 8705 8706 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8707 final PackageSetting ps; 8708 synchronized (mPackages) { 8709 ps = mSettings.mPackages.get(pkg.packageName); 8710 } 8711 for (int realUserId : resolveUserIds(userId)) { 8712 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8713 try { 8714 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8715 ceDataInode); 8716 } catch (InstallerException e) { 8717 Slog.w(TAG, String.valueOf(e)); 8718 } 8719 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8720 } 8721 } 8722 8723 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8724 if (pkg == null) { 8725 Slog.wtf(TAG, "Package was null!", new Throwable()); 8726 return; 8727 } 8728 destroyAppProfilesLeafLIF(pkg); 8729 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8730 for (int i = 0; i < childCount; i++) { 8731 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8732 } 8733 } 8734 8735 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8736 try { 8737 mInstaller.destroyAppProfiles(pkg.packageName); 8738 } catch (InstallerException e) { 8739 Slog.w(TAG, String.valueOf(e)); 8740 } 8741 } 8742 8743 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8744 if (pkg == null) { 8745 Slog.wtf(TAG, "Package was null!", new Throwable()); 8746 return; 8747 } 8748 clearAppProfilesLeafLIF(pkg); 8749 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8750 for (int i = 0; i < childCount; i++) { 8751 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8752 } 8753 } 8754 8755 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8756 try { 8757 mInstaller.clearAppProfiles(pkg.packageName); 8758 } catch (InstallerException e) { 8759 Slog.w(TAG, String.valueOf(e)); 8760 } 8761 } 8762 8763 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8764 long lastUpdateTime) { 8765 // Set parent install/update time 8766 PackageSetting ps = (PackageSetting) pkg.mExtras; 8767 if (ps != null) { 8768 ps.firstInstallTime = firstInstallTime; 8769 ps.lastUpdateTime = lastUpdateTime; 8770 } 8771 // Set children install/update time 8772 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8773 for (int i = 0; i < childCount; i++) { 8774 PackageParser.Package childPkg = pkg.childPackages.get(i); 8775 ps = (PackageSetting) childPkg.mExtras; 8776 if (ps != null) { 8777 ps.firstInstallTime = firstInstallTime; 8778 ps.lastUpdateTime = lastUpdateTime; 8779 } 8780 } 8781 } 8782 8783 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8784 PackageParser.Package changingLib) { 8785 if (file.path != null) { 8786 usesLibraryFiles.add(file.path); 8787 return; 8788 } 8789 PackageParser.Package p = mPackages.get(file.apk); 8790 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8791 // If we are doing this while in the middle of updating a library apk, 8792 // then we need to make sure to use that new apk for determining the 8793 // dependencies here. (We haven't yet finished committing the new apk 8794 // to the package manager state.) 8795 if (p == null || p.packageName.equals(changingLib.packageName)) { 8796 p = changingLib; 8797 } 8798 } 8799 if (p != null) { 8800 usesLibraryFiles.addAll(p.getAllCodePaths()); 8801 } 8802 } 8803 8804 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8805 PackageParser.Package changingLib) throws PackageManagerException { 8806 if (pkg == null) { 8807 return; 8808 } 8809 ArraySet<String> usesLibraryFiles = null; 8810 if (pkg.usesLibraries != null) { 8811 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8812 null, null, pkg.packageName, changingLib, true, null); 8813 } 8814 if (pkg.usesStaticLibraries != null) { 8815 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8816 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8817 pkg.packageName, changingLib, true, usesLibraryFiles); 8818 } 8819 if (pkg.usesOptionalLibraries != null) { 8820 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8821 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8822 } 8823 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8824 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8825 } else { 8826 pkg.usesLibraryFiles = null; 8827 } 8828 } 8829 8830 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8831 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8832 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8833 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8834 throws PackageManagerException { 8835 final int libCount = requestedLibraries.size(); 8836 for (int i = 0; i < libCount; i++) { 8837 final String libName = requestedLibraries.get(i); 8838 final int libVersion = requiredVersions != null ? requiredVersions[i] 8839 : SharedLibraryInfo.VERSION_UNDEFINED; 8840 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8841 if (libEntry == null) { 8842 if (required) { 8843 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8844 "Package " + packageName + " requires unavailable shared library " 8845 + libName + "; failing!"); 8846 } else { 8847 Slog.w(TAG, "Package " + packageName 8848 + " desires unavailable shared library " 8849 + libName + "; ignoring!"); 8850 } 8851 } else { 8852 if (requiredVersions != null && requiredCertDigests != null) { 8853 if (libEntry.info.getVersion() != requiredVersions[i]) { 8854 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8855 "Package " + packageName + " requires unavailable static shared" 8856 + " library " + libName + " version " 8857 + libEntry.info.getVersion() + "; failing!"); 8858 } 8859 8860 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8861 if (libPkg == null) { 8862 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8863 "Package " + packageName + " requires unavailable static shared" 8864 + " library; failing!"); 8865 } 8866 8867 String expectedCertDigest = requiredCertDigests[i]; 8868 String libCertDigest = PackageUtils.computeCertSha256Digest( 8869 libPkg.mSignatures[0]); 8870 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8871 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8872 "Package " + packageName + " requires differently signed" + 8873 " static shared library; failing!"); 8874 } 8875 } 8876 8877 if (outUsedLibraries == null) { 8878 outUsedLibraries = new ArraySet<>(); 8879 } 8880 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8881 } 8882 } 8883 return outUsedLibraries; 8884 } 8885 8886 private static boolean hasString(List<String> list, List<String> which) { 8887 if (list == null) { 8888 return false; 8889 } 8890 for (int i=list.size()-1; i>=0; i--) { 8891 for (int j=which.size()-1; j>=0; j--) { 8892 if (which.get(j).equals(list.get(i))) { 8893 return true; 8894 } 8895 } 8896 } 8897 return false; 8898 } 8899 8900 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8901 PackageParser.Package changingPkg) { 8902 ArrayList<PackageParser.Package> res = null; 8903 for (PackageParser.Package pkg : mPackages.values()) { 8904 if (changingPkg != null 8905 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8906 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8907 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8908 changingPkg.staticSharedLibName)) { 8909 return null; 8910 } 8911 if (res == null) { 8912 res = new ArrayList<>(); 8913 } 8914 res.add(pkg); 8915 try { 8916 updateSharedLibrariesLPr(pkg, changingPkg); 8917 } catch (PackageManagerException e) { 8918 // If a system app update or an app and a required lib missing we 8919 // delete the package and for updated system apps keep the data as 8920 // it is better for the user to reinstall than to be in an limbo 8921 // state. Also libs disappearing under an app should never happen 8922 // - just in case. 8923 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8924 final int flags = pkg.isUpdatedSystemApp() 8925 ? PackageManager.DELETE_KEEP_DATA : 0; 8926 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8927 flags , null, true, null); 8928 } 8929 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8930 } 8931 } 8932 return res; 8933 } 8934 8935 /** 8936 * Derive the value of the {@code cpuAbiOverride} based on the provided 8937 * value and an optional stored value from the package settings. 8938 */ 8939 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8940 String cpuAbiOverride = null; 8941 8942 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8943 cpuAbiOverride = null; 8944 } else if (abiOverride != null) { 8945 cpuAbiOverride = abiOverride; 8946 } else if (settings != null) { 8947 cpuAbiOverride = settings.cpuAbiOverrideString; 8948 } 8949 8950 return cpuAbiOverride; 8951 } 8952 8953 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8954 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8955 throws PackageManagerException { 8956 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8957 // If the package has children and this is the first dive in the function 8958 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8959 // whether all packages (parent and children) would be successfully scanned 8960 // before the actual scan since scanning mutates internal state and we want 8961 // to atomically install the package and its children. 8962 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8963 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8964 scanFlags |= SCAN_CHECK_ONLY; 8965 } 8966 } else { 8967 scanFlags &= ~SCAN_CHECK_ONLY; 8968 } 8969 8970 final PackageParser.Package scannedPkg; 8971 try { 8972 // Scan the parent 8973 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8974 // Scan the children 8975 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8976 for (int i = 0; i < childCount; i++) { 8977 PackageParser.Package childPkg = pkg.childPackages.get(i); 8978 scanPackageLI(childPkg, policyFlags, 8979 scanFlags, currentTime, user); 8980 } 8981 } finally { 8982 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8983 } 8984 8985 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8986 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8987 } 8988 8989 return scannedPkg; 8990 } 8991 8992 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8993 int scanFlags, long currentTime, @Nullable UserHandle user) 8994 throws PackageManagerException { 8995 boolean success = false; 8996 try { 8997 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8998 currentTime, user); 8999 success = true; 9000 return res; 9001 } finally { 9002 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9003 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9004 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9005 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9006 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9007 } 9008 } 9009 } 9010 9011 /** 9012 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9013 */ 9014 private static boolean apkHasCode(String fileName) { 9015 StrictJarFile jarFile = null; 9016 try { 9017 jarFile = new StrictJarFile(fileName, 9018 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9019 return jarFile.findEntry("classes.dex") != null; 9020 } catch (IOException ignore) { 9021 } finally { 9022 try { 9023 if (jarFile != null) { 9024 jarFile.close(); 9025 } 9026 } catch (IOException ignore) {} 9027 } 9028 return false; 9029 } 9030 9031 /** 9032 * Enforces code policy for the package. This ensures that if an APK has 9033 * declared hasCode="true" in its manifest that the APK actually contains 9034 * code. 9035 * 9036 * @throws PackageManagerException If bytecode could not be found when it should exist 9037 */ 9038 private static void assertCodePolicy(PackageParser.Package pkg) 9039 throws PackageManagerException { 9040 final boolean shouldHaveCode = 9041 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9042 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9043 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9044 "Package " + pkg.baseCodePath + " code is missing"); 9045 } 9046 9047 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9048 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9049 final boolean splitShouldHaveCode = 9050 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9051 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9052 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9053 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9054 } 9055 } 9056 } 9057 } 9058 9059 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9060 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9061 throws PackageManagerException { 9062 if (DEBUG_PACKAGE_SCANNING) { 9063 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9064 Log.d(TAG, "Scanning package " + pkg.packageName); 9065 } 9066 9067 applyPolicy(pkg, policyFlags); 9068 9069 assertPackageIsValid(pkg, policyFlags, scanFlags); 9070 9071 // Initialize package source and resource directories 9072 final File scanFile = new File(pkg.codePath); 9073 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9074 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9075 9076 SharedUserSetting suid = null; 9077 PackageSetting pkgSetting = null; 9078 9079 // Getting the package setting may have a side-effect, so if we 9080 // are only checking if scan would succeed, stash a copy of the 9081 // old setting to restore at the end. 9082 PackageSetting nonMutatedPs = null; 9083 9084 // We keep references to the derived CPU Abis from settings in oder to reuse 9085 // them in the case where we're not upgrading or booting for the first time. 9086 String primaryCpuAbiFromSettings = null; 9087 String secondaryCpuAbiFromSettings = null; 9088 9089 // writer 9090 synchronized (mPackages) { 9091 if (pkg.mSharedUserId != null) { 9092 // SIDE EFFECTS; may potentially allocate a new shared user 9093 suid = mSettings.getSharedUserLPw( 9094 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9095 if (DEBUG_PACKAGE_SCANNING) { 9096 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9097 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9098 + "): packages=" + suid.packages); 9099 } 9100 } 9101 9102 // Check if we are renaming from an original package name. 9103 PackageSetting origPackage = null; 9104 String realName = null; 9105 if (pkg.mOriginalPackages != null) { 9106 // This package may need to be renamed to a previously 9107 // installed name. Let's check on that... 9108 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9109 if (pkg.mOriginalPackages.contains(renamed)) { 9110 // This package had originally been installed as the 9111 // original name, and we have already taken care of 9112 // transitioning to the new one. Just update the new 9113 // one to continue using the old name. 9114 realName = pkg.mRealPackage; 9115 if (!pkg.packageName.equals(renamed)) { 9116 // Callers into this function may have already taken 9117 // care of renaming the package; only do it here if 9118 // it is not already done. 9119 pkg.setPackageName(renamed); 9120 } 9121 } else { 9122 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9123 if ((origPackage = mSettings.getPackageLPr( 9124 pkg.mOriginalPackages.get(i))) != null) { 9125 // We do have the package already installed under its 9126 // original name... should we use it? 9127 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9128 // New package is not compatible with original. 9129 origPackage = null; 9130 continue; 9131 } else if (origPackage.sharedUser != null) { 9132 // Make sure uid is compatible between packages. 9133 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9134 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9135 + " to " + pkg.packageName + ": old uid " 9136 + origPackage.sharedUser.name 9137 + " differs from " + pkg.mSharedUserId); 9138 origPackage = null; 9139 continue; 9140 } 9141 // TODO: Add case when shared user id is added [b/28144775] 9142 } else { 9143 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9144 + pkg.packageName + " to old name " + origPackage.name); 9145 } 9146 break; 9147 } 9148 } 9149 } 9150 } 9151 9152 if (mTransferedPackages.contains(pkg.packageName)) { 9153 Slog.w(TAG, "Package " + pkg.packageName 9154 + " was transferred to another, but its .apk remains"); 9155 } 9156 9157 // See comments in nonMutatedPs declaration 9158 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9159 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9160 if (foundPs != null) { 9161 nonMutatedPs = new PackageSetting(foundPs); 9162 } 9163 } 9164 9165 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9166 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9167 if (foundPs != null) { 9168 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9169 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9170 } 9171 } 9172 9173 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9174 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9175 PackageManagerService.reportSettingsProblem(Log.WARN, 9176 "Package " + pkg.packageName + " shared user changed from " 9177 + (pkgSetting.sharedUser != null 9178 ? pkgSetting.sharedUser.name : "<nothing>") 9179 + " to " 9180 + (suid != null ? suid.name : "<nothing>") 9181 + "; replacing with new"); 9182 pkgSetting = null; 9183 } 9184 final PackageSetting oldPkgSetting = 9185 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9186 final PackageSetting disabledPkgSetting = 9187 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9188 9189 String[] usesStaticLibraries = null; 9190 if (pkg.usesStaticLibraries != null) { 9191 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9192 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9193 } 9194 9195 if (pkgSetting == null) { 9196 final String parentPackageName = (pkg.parentPackage != null) 9197 ? pkg.parentPackage.packageName : null; 9198 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9199 // REMOVE SharedUserSetting from method; update in a separate call 9200 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9201 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9202 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9203 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9204 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9205 true /*allowInstall*/, instantApp, parentPackageName, 9206 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9207 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9208 // SIDE EFFECTS; updates system state; move elsewhere 9209 if (origPackage != null) { 9210 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9211 } 9212 mSettings.addUserToSettingLPw(pkgSetting); 9213 } else { 9214 // REMOVE SharedUserSetting from method; update in a separate call. 9215 // 9216 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9217 // secondaryCpuAbi are not known at this point so we always update them 9218 // to null here, only to reset them at a later point. 9219 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9220 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9221 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9222 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9223 UserManagerService.getInstance(), usesStaticLibraries, 9224 pkg.usesStaticLibrariesVersions); 9225 } 9226 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9227 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9228 9229 // SIDE EFFECTS; modifies system state; move elsewhere 9230 if (pkgSetting.origPackage != null) { 9231 // If we are first transitioning from an original package, 9232 // fix up the new package's name now. We need to do this after 9233 // looking up the package under its new name, so getPackageLP 9234 // can take care of fiddling things correctly. 9235 pkg.setPackageName(origPackage.name); 9236 9237 // File a report about this. 9238 String msg = "New package " + pkgSetting.realName 9239 + " renamed to replace old package " + pkgSetting.name; 9240 reportSettingsProblem(Log.WARN, msg); 9241 9242 // Make a note of it. 9243 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9244 mTransferedPackages.add(origPackage.name); 9245 } 9246 9247 // No longer need to retain this. 9248 pkgSetting.origPackage = null; 9249 } 9250 9251 // SIDE EFFECTS; modifies system state; move elsewhere 9252 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9253 // Make a note of it. 9254 mTransferedPackages.add(pkg.packageName); 9255 } 9256 9257 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9258 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9259 } 9260 9261 if ((scanFlags & SCAN_BOOTING) == 0 9262 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9263 // Check all shared libraries and map to their actual file path. 9264 // We only do this here for apps not on a system dir, because those 9265 // are the only ones that can fail an install due to this. We 9266 // will take care of the system apps by updating all of their 9267 // library paths after the scan is done. Also during the initial 9268 // scan don't update any libs as we do this wholesale after all 9269 // apps are scanned to avoid dependency based scanning. 9270 updateSharedLibrariesLPr(pkg, null); 9271 } 9272 9273 if (mFoundPolicyFile) { 9274 SELinuxMMAC.assignSeInfoValue(pkg); 9275 } 9276 pkg.applicationInfo.uid = pkgSetting.appId; 9277 pkg.mExtras = pkgSetting; 9278 9279 9280 // Static shared libs have same package with different versions where 9281 // we internally use a synthetic package name to allow multiple versions 9282 // of the same package, therefore we need to compare signatures against 9283 // the package setting for the latest library version. 9284 PackageSetting signatureCheckPs = pkgSetting; 9285 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9286 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9287 if (libraryEntry != null) { 9288 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9289 } 9290 } 9291 9292 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9293 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9294 // We just determined the app is signed correctly, so bring 9295 // over the latest parsed certs. 9296 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9297 } else { 9298 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9299 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9300 "Package " + pkg.packageName + " upgrade keys do not match the " 9301 + "previously installed version"); 9302 } else { 9303 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9304 String msg = "System package " + pkg.packageName 9305 + " signature changed; retaining data."; 9306 reportSettingsProblem(Log.WARN, msg); 9307 } 9308 } 9309 } else { 9310 try { 9311 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9312 verifySignaturesLP(signatureCheckPs, pkg); 9313 // We just determined the app is signed correctly, so bring 9314 // over the latest parsed certs. 9315 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9316 } catch (PackageManagerException e) { 9317 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9318 throw e; 9319 } 9320 // The signature has changed, but this package is in the system 9321 // image... let's recover! 9322 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9323 // However... if this package is part of a shared user, but it 9324 // doesn't match the signature of the shared user, let's fail. 9325 // What this means is that you can't change the signatures 9326 // associated with an overall shared user, which doesn't seem all 9327 // that unreasonable. 9328 if (signatureCheckPs.sharedUser != null) { 9329 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9330 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9331 throw new PackageManagerException( 9332 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9333 "Signature mismatch for shared user: " 9334 + pkgSetting.sharedUser); 9335 } 9336 } 9337 // File a report about this. 9338 String msg = "System package " + pkg.packageName 9339 + " signature changed; retaining data."; 9340 reportSettingsProblem(Log.WARN, msg); 9341 } 9342 } 9343 9344 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9345 // This package wants to adopt ownership of permissions from 9346 // another package. 9347 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9348 final String origName = pkg.mAdoptPermissions.get(i); 9349 final PackageSetting orig = mSettings.getPackageLPr(origName); 9350 if (orig != null) { 9351 if (verifyPackageUpdateLPr(orig, pkg)) { 9352 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9353 + pkg.packageName); 9354 // SIDE EFFECTS; updates permissions system state; move elsewhere 9355 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9356 } 9357 } 9358 } 9359 } 9360 } 9361 9362 pkg.applicationInfo.processName = fixProcessName( 9363 pkg.applicationInfo.packageName, 9364 pkg.applicationInfo.processName); 9365 9366 if (pkg != mPlatformPackage) { 9367 // Get all of our default paths setup 9368 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9369 } 9370 9371 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9372 9373 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9374 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9375 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9376 derivePackageAbi( 9377 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9378 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9379 9380 // Some system apps still use directory structure for native libraries 9381 // in which case we might end up not detecting abi solely based on apk 9382 // structure. Try to detect abi based on directory structure. 9383 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9384 pkg.applicationInfo.primaryCpuAbi == null) { 9385 setBundledAppAbisAndRoots(pkg, pkgSetting); 9386 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9387 } 9388 } else { 9389 // This is not a first boot or an upgrade, don't bother deriving the 9390 // ABI during the scan. Instead, trust the value that was stored in the 9391 // package setting. 9392 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9393 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9394 9395 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9396 9397 if (DEBUG_ABI_SELECTION) { 9398 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9399 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9400 pkg.applicationInfo.secondaryCpuAbi); 9401 } 9402 } 9403 } else { 9404 if ((scanFlags & SCAN_MOVE) != 0) { 9405 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9406 // but we already have this packages package info in the PackageSetting. We just 9407 // use that and derive the native library path based on the new codepath. 9408 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9409 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9410 } 9411 9412 // Set native library paths again. For moves, the path will be updated based on the 9413 // ABIs we've determined above. For non-moves, the path will be updated based on the 9414 // ABIs we determined during compilation, but the path will depend on the final 9415 // package path (after the rename away from the stage path). 9416 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9417 } 9418 9419 // This is a special case for the "system" package, where the ABI is 9420 // dictated by the zygote configuration (and init.rc). We should keep track 9421 // of this ABI so that we can deal with "normal" applications that run under 9422 // the same UID correctly. 9423 if (mPlatformPackage == pkg) { 9424 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9425 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9426 } 9427 9428 // If there's a mismatch between the abi-override in the package setting 9429 // and the abiOverride specified for the install. Warn about this because we 9430 // would've already compiled the app without taking the package setting into 9431 // account. 9432 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9433 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9434 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9435 " for package " + pkg.packageName); 9436 } 9437 } 9438 9439 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9440 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9441 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9442 9443 // Copy the derived override back to the parsed package, so that we can 9444 // update the package settings accordingly. 9445 pkg.cpuAbiOverride = cpuAbiOverride; 9446 9447 if (DEBUG_ABI_SELECTION) { 9448 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9449 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9450 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9451 } 9452 9453 // Push the derived path down into PackageSettings so we know what to 9454 // clean up at uninstall time. 9455 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9456 9457 if (DEBUG_ABI_SELECTION) { 9458 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9459 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9460 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9461 } 9462 9463 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9464 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9465 // We don't do this here during boot because we can do it all 9466 // at once after scanning all existing packages. 9467 // 9468 // We also do this *before* we perform dexopt on this package, so that 9469 // we can avoid redundant dexopts, and also to make sure we've got the 9470 // code and package path correct. 9471 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9472 } 9473 9474 if (mFactoryTest && pkg.requestedPermissions.contains( 9475 android.Manifest.permission.FACTORY_TEST)) { 9476 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9477 } 9478 9479 if (isSystemApp(pkg)) { 9480 pkgSetting.isOrphaned = true; 9481 } 9482 9483 // Take care of first install / last update times. 9484 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9485 if (currentTime != 0) { 9486 if (pkgSetting.firstInstallTime == 0) { 9487 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9488 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9489 pkgSetting.lastUpdateTime = currentTime; 9490 } 9491 } else if (pkgSetting.firstInstallTime == 0) { 9492 // We need *something*. Take time time stamp of the file. 9493 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9494 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9495 if (scanFileTime != pkgSetting.timeStamp) { 9496 // A package on the system image has changed; consider this 9497 // to be an update. 9498 pkgSetting.lastUpdateTime = scanFileTime; 9499 } 9500 } 9501 pkgSetting.setTimeStamp(scanFileTime); 9502 9503 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9504 if (nonMutatedPs != null) { 9505 synchronized (mPackages) { 9506 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9507 } 9508 } 9509 } else { 9510 final int userId = user == null ? 0 : user.getIdentifier(); 9511 // Modify state for the given package setting 9512 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9513 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9514 if (pkgSetting.getInstantApp(userId)) { 9515 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9516 } 9517 } 9518 return pkg; 9519 } 9520 9521 /** 9522 * Applies policy to the parsed package based upon the given policy flags. 9523 * Ensures the package is in a good state. 9524 * <p> 9525 * Implementation detail: This method must NOT have any side effect. It would 9526 * ideally be static, but, it requires locks to read system state. 9527 */ 9528 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9529 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9530 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9531 if (pkg.applicationInfo.isDirectBootAware()) { 9532 // we're direct boot aware; set for all components 9533 for (PackageParser.Service s : pkg.services) { 9534 s.info.encryptionAware = s.info.directBootAware = true; 9535 } 9536 for (PackageParser.Provider p : pkg.providers) { 9537 p.info.encryptionAware = p.info.directBootAware = true; 9538 } 9539 for (PackageParser.Activity a : pkg.activities) { 9540 a.info.encryptionAware = a.info.directBootAware = true; 9541 } 9542 for (PackageParser.Activity r : pkg.receivers) { 9543 r.info.encryptionAware = r.info.directBootAware = true; 9544 } 9545 } 9546 } else { 9547 // Only allow system apps to be flagged as core apps. 9548 pkg.coreApp = false; 9549 // clear flags not applicable to regular apps 9550 pkg.applicationInfo.privateFlags &= 9551 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9552 pkg.applicationInfo.privateFlags &= 9553 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9554 } 9555 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9556 9557 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9558 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9559 } 9560 9561 if (!isSystemApp(pkg)) { 9562 // Only system apps can use these features. 9563 pkg.mOriginalPackages = null; 9564 pkg.mRealPackage = null; 9565 pkg.mAdoptPermissions = null; 9566 } 9567 } 9568 9569 /** 9570 * Asserts the parsed package is valid according to the given policy. If the 9571 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9572 * <p> 9573 * Implementation detail: This method must NOT have any side effects. It would 9574 * ideally be static, but, it requires locks to read system state. 9575 * 9576 * @throws PackageManagerException If the package fails any of the validation checks 9577 */ 9578 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9579 throws PackageManagerException { 9580 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9581 assertCodePolicy(pkg); 9582 } 9583 9584 if (pkg.applicationInfo.getCodePath() == null || 9585 pkg.applicationInfo.getResourcePath() == null) { 9586 // Bail out. The resource and code paths haven't been set. 9587 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9588 "Code and resource paths haven't been set correctly"); 9589 } 9590 9591 // Make sure we're not adding any bogus keyset info 9592 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9593 ksms.assertScannedPackageValid(pkg); 9594 9595 synchronized (mPackages) { 9596 // The special "android" package can only be defined once 9597 if (pkg.packageName.equals("android")) { 9598 if (mAndroidApplication != null) { 9599 Slog.w(TAG, "*************************************************"); 9600 Slog.w(TAG, "Core android package being redefined. Skipping."); 9601 Slog.w(TAG, " codePath=" + pkg.codePath); 9602 Slog.w(TAG, "*************************************************"); 9603 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9604 "Core android package being redefined. Skipping."); 9605 } 9606 } 9607 9608 // A package name must be unique; don't allow duplicates 9609 if (mPackages.containsKey(pkg.packageName)) { 9610 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9611 "Application package " + pkg.packageName 9612 + " already installed. Skipping duplicate."); 9613 } 9614 9615 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9616 // Static libs have a synthetic package name containing the version 9617 // but we still want the base name to be unique. 9618 if (mPackages.containsKey(pkg.manifestPackageName)) { 9619 throw new PackageManagerException( 9620 "Duplicate static shared lib provider package"); 9621 } 9622 9623 // Static shared libraries should have at least O target SDK 9624 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9625 throw new PackageManagerException( 9626 "Packages declaring static-shared libs must target O SDK or higher"); 9627 } 9628 9629 // Package declaring static a shared lib cannot be instant apps 9630 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9631 throw new PackageManagerException( 9632 "Packages declaring static-shared libs cannot be instant apps"); 9633 } 9634 9635 // Package declaring static a shared lib cannot be renamed since the package 9636 // name is synthetic and apps can't code around package manager internals. 9637 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9638 throw new PackageManagerException( 9639 "Packages declaring static-shared libs cannot be renamed"); 9640 } 9641 9642 // Package declaring static a shared lib cannot declare child packages 9643 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9644 throw new PackageManagerException( 9645 "Packages declaring static-shared libs cannot have child packages"); 9646 } 9647 9648 // Package declaring static a shared lib cannot declare dynamic libs 9649 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9650 throw new PackageManagerException( 9651 "Packages declaring static-shared libs cannot declare dynamic libs"); 9652 } 9653 9654 // Package declaring static a shared lib cannot declare shared users 9655 if (pkg.mSharedUserId != null) { 9656 throw new PackageManagerException( 9657 "Packages declaring static-shared libs cannot declare shared users"); 9658 } 9659 9660 // Static shared libs cannot declare activities 9661 if (!pkg.activities.isEmpty()) { 9662 throw new PackageManagerException( 9663 "Static shared libs cannot declare activities"); 9664 } 9665 9666 // Static shared libs cannot declare services 9667 if (!pkg.services.isEmpty()) { 9668 throw new PackageManagerException( 9669 "Static shared libs cannot declare services"); 9670 } 9671 9672 // Static shared libs cannot declare providers 9673 if (!pkg.providers.isEmpty()) { 9674 throw new PackageManagerException( 9675 "Static shared libs cannot declare content providers"); 9676 } 9677 9678 // Static shared libs cannot declare receivers 9679 if (!pkg.receivers.isEmpty()) { 9680 throw new PackageManagerException( 9681 "Static shared libs cannot declare broadcast receivers"); 9682 } 9683 9684 // Static shared libs cannot declare permission groups 9685 if (!pkg.permissionGroups.isEmpty()) { 9686 throw new PackageManagerException( 9687 "Static shared libs cannot declare permission groups"); 9688 } 9689 9690 // Static shared libs cannot declare permissions 9691 if (!pkg.permissions.isEmpty()) { 9692 throw new PackageManagerException( 9693 "Static shared libs cannot declare permissions"); 9694 } 9695 9696 // Static shared libs cannot declare protected broadcasts 9697 if (pkg.protectedBroadcasts != null) { 9698 throw new PackageManagerException( 9699 "Static shared libs cannot declare protected broadcasts"); 9700 } 9701 9702 // Static shared libs cannot be overlay targets 9703 if (pkg.mOverlayTarget != null) { 9704 throw new PackageManagerException( 9705 "Static shared libs cannot be overlay targets"); 9706 } 9707 9708 // The version codes must be ordered as lib versions 9709 int minVersionCode = Integer.MIN_VALUE; 9710 int maxVersionCode = Integer.MAX_VALUE; 9711 9712 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9713 pkg.staticSharedLibName); 9714 if (versionedLib != null) { 9715 final int versionCount = versionedLib.size(); 9716 for (int i = 0; i < versionCount; i++) { 9717 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9718 // TODO: We will change version code to long, so in the new API it is long 9719 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9720 .getVersionCode(); 9721 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9722 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9723 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9724 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9725 } else { 9726 minVersionCode = maxVersionCode = libVersionCode; 9727 break; 9728 } 9729 } 9730 } 9731 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9732 throw new PackageManagerException("Static shared" 9733 + " lib version codes must be ordered as lib versions"); 9734 } 9735 } 9736 9737 // Only privileged apps and updated privileged apps can add child packages. 9738 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9739 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9740 throw new PackageManagerException("Only privileged apps can add child " 9741 + "packages. Ignoring package " + pkg.packageName); 9742 } 9743 final int childCount = pkg.childPackages.size(); 9744 for (int i = 0; i < childCount; i++) { 9745 PackageParser.Package childPkg = pkg.childPackages.get(i); 9746 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9747 childPkg.packageName)) { 9748 throw new PackageManagerException("Can't override child of " 9749 + "another disabled app. Ignoring package " + pkg.packageName); 9750 } 9751 } 9752 } 9753 9754 // If we're only installing presumed-existing packages, require that the 9755 // scanned APK is both already known and at the path previously established 9756 // for it. Previously unknown packages we pick up normally, but if we have an 9757 // a priori expectation about this package's install presence, enforce it. 9758 // With a singular exception for new system packages. When an OTA contains 9759 // a new system package, we allow the codepath to change from a system location 9760 // to the user-installed location. If we don't allow this change, any newer, 9761 // user-installed version of the application will be ignored. 9762 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9763 if (mExpectingBetter.containsKey(pkg.packageName)) { 9764 logCriticalInfo(Log.WARN, 9765 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9766 } else { 9767 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9768 if (known != null) { 9769 if (DEBUG_PACKAGE_SCANNING) { 9770 Log.d(TAG, "Examining " + pkg.codePath 9771 + " and requiring known paths " + known.codePathString 9772 + " & " + known.resourcePathString); 9773 } 9774 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9775 || !pkg.applicationInfo.getResourcePath().equals( 9776 known.resourcePathString)) { 9777 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9778 "Application package " + pkg.packageName 9779 + " found at " + pkg.applicationInfo.getCodePath() 9780 + " but expected at " + known.codePathString 9781 + "; ignoring."); 9782 } 9783 } 9784 } 9785 } 9786 9787 // Verify that this new package doesn't have any content providers 9788 // that conflict with existing packages. Only do this if the 9789 // package isn't already installed, since we don't want to break 9790 // things that are installed. 9791 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9792 final int N = pkg.providers.size(); 9793 int i; 9794 for (i=0; i<N; i++) { 9795 PackageParser.Provider p = pkg.providers.get(i); 9796 if (p.info.authority != null) { 9797 String names[] = p.info.authority.split(";"); 9798 for (int j = 0; j < names.length; j++) { 9799 if (mProvidersByAuthority.containsKey(names[j])) { 9800 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9801 final String otherPackageName = 9802 ((other != null && other.getComponentName() != null) ? 9803 other.getComponentName().getPackageName() : "?"); 9804 throw new PackageManagerException( 9805 INSTALL_FAILED_CONFLICTING_PROVIDER, 9806 "Can't install because provider name " + names[j] 9807 + " (in package " + pkg.applicationInfo.packageName 9808 + ") is already used by " + otherPackageName); 9809 } 9810 } 9811 } 9812 } 9813 } 9814 } 9815 } 9816 9817 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9818 int type, String declaringPackageName, int declaringVersionCode) { 9819 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9820 if (versionedLib == null) { 9821 versionedLib = new SparseArray<>(); 9822 mSharedLibraries.put(name, versionedLib); 9823 if (type == SharedLibraryInfo.TYPE_STATIC) { 9824 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9825 } 9826 } else if (versionedLib.indexOfKey(version) >= 0) { 9827 return false; 9828 } 9829 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9830 version, type, declaringPackageName, declaringVersionCode); 9831 versionedLib.put(version, libEntry); 9832 return true; 9833 } 9834 9835 private boolean removeSharedLibraryLPw(String name, int version) { 9836 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9837 if (versionedLib == null) { 9838 return false; 9839 } 9840 final int libIdx = versionedLib.indexOfKey(version); 9841 if (libIdx < 0) { 9842 return false; 9843 } 9844 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9845 versionedLib.remove(version); 9846 if (versionedLib.size() <= 0) { 9847 mSharedLibraries.remove(name); 9848 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9849 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9850 .getPackageName()); 9851 } 9852 } 9853 return true; 9854 } 9855 9856 /** 9857 * Adds a scanned package to the system. When this method is finished, the package will 9858 * be available for query, resolution, etc... 9859 */ 9860 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9861 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9862 final String pkgName = pkg.packageName; 9863 if (mCustomResolverComponentName != null && 9864 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9865 setUpCustomResolverActivity(pkg); 9866 } 9867 9868 if (pkg.packageName.equals("android")) { 9869 synchronized (mPackages) { 9870 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9871 // Set up information for our fall-back user intent resolution activity. 9872 mPlatformPackage = pkg; 9873 pkg.mVersionCode = mSdkVersion; 9874 mAndroidApplication = pkg.applicationInfo; 9875 if (!mResolverReplaced) { 9876 mResolveActivity.applicationInfo = mAndroidApplication; 9877 mResolveActivity.name = ResolverActivity.class.getName(); 9878 mResolveActivity.packageName = mAndroidApplication.packageName; 9879 mResolveActivity.processName = "system:ui"; 9880 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9881 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9882 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9883 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9884 mResolveActivity.exported = true; 9885 mResolveActivity.enabled = true; 9886 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9887 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9888 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9889 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9890 | ActivityInfo.CONFIG_ORIENTATION 9891 | ActivityInfo.CONFIG_KEYBOARD 9892 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9893 mResolveInfo.activityInfo = mResolveActivity; 9894 mResolveInfo.priority = 0; 9895 mResolveInfo.preferredOrder = 0; 9896 mResolveInfo.match = 0; 9897 mResolveComponentName = new ComponentName( 9898 mAndroidApplication.packageName, mResolveActivity.name); 9899 } 9900 } 9901 } 9902 } 9903 9904 ArrayList<PackageParser.Package> clientLibPkgs = null; 9905 // writer 9906 synchronized (mPackages) { 9907 boolean hasStaticSharedLibs = false; 9908 9909 // Any app can add new static shared libraries 9910 if (pkg.staticSharedLibName != null) { 9911 // Static shared libs don't allow renaming as they have synthetic package 9912 // names to allow install of multiple versions, so use name from manifest. 9913 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9914 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9915 pkg.manifestPackageName, pkg.mVersionCode)) { 9916 hasStaticSharedLibs = true; 9917 } else { 9918 Slog.w(TAG, "Package " + pkg.packageName + " library " 9919 + pkg.staticSharedLibName + " already exists; skipping"); 9920 } 9921 // Static shared libs cannot be updated once installed since they 9922 // use synthetic package name which includes the version code, so 9923 // not need to update other packages's shared lib dependencies. 9924 } 9925 9926 if (!hasStaticSharedLibs 9927 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9928 // Only system apps can add new dynamic shared libraries. 9929 if (pkg.libraryNames != null) { 9930 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9931 String name = pkg.libraryNames.get(i); 9932 boolean allowed = false; 9933 if (pkg.isUpdatedSystemApp()) { 9934 // New library entries can only be added through the 9935 // system image. This is important to get rid of a lot 9936 // of nasty edge cases: for example if we allowed a non- 9937 // system update of the app to add a library, then uninstalling 9938 // the update would make the library go away, and assumptions 9939 // we made such as through app install filtering would now 9940 // have allowed apps on the device which aren't compatible 9941 // with it. Better to just have the restriction here, be 9942 // conservative, and create many fewer cases that can negatively 9943 // impact the user experience. 9944 final PackageSetting sysPs = mSettings 9945 .getDisabledSystemPkgLPr(pkg.packageName); 9946 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9947 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9948 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9949 allowed = true; 9950 break; 9951 } 9952 } 9953 } 9954 } else { 9955 allowed = true; 9956 } 9957 if (allowed) { 9958 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9959 SharedLibraryInfo.VERSION_UNDEFINED, 9960 SharedLibraryInfo.TYPE_DYNAMIC, 9961 pkg.packageName, pkg.mVersionCode)) { 9962 Slog.w(TAG, "Package " + pkg.packageName + " library " 9963 + name + " already exists; skipping"); 9964 } 9965 } else { 9966 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9967 + name + " that is not declared on system image; skipping"); 9968 } 9969 } 9970 9971 if ((scanFlags & SCAN_BOOTING) == 0) { 9972 // If we are not booting, we need to update any applications 9973 // that are clients of our shared library. If we are booting, 9974 // this will all be done once the scan is complete. 9975 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9976 } 9977 } 9978 } 9979 } 9980 9981 if ((scanFlags & SCAN_BOOTING) != 0) { 9982 // No apps can run during boot scan, so they don't need to be frozen 9983 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9984 // Caller asked to not kill app, so it's probably not frozen 9985 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9986 // Caller asked us to ignore frozen check for some reason; they 9987 // probably didn't know the package name 9988 } else { 9989 // We're doing major surgery on this package, so it better be frozen 9990 // right now to keep it from launching 9991 checkPackageFrozen(pkgName); 9992 } 9993 9994 // Also need to kill any apps that are dependent on the library. 9995 if (clientLibPkgs != null) { 9996 for (int i=0; i<clientLibPkgs.size(); i++) { 9997 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9998 killApplication(clientPkg.applicationInfo.packageName, 9999 clientPkg.applicationInfo.uid, "update lib"); 10000 } 10001 } 10002 10003 // writer 10004 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10005 10006 synchronized (mPackages) { 10007 // We don't expect installation to fail beyond this point 10008 10009 // Add the new setting to mSettings 10010 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10011 // Add the new setting to mPackages 10012 mPackages.put(pkg.applicationInfo.packageName, pkg); 10013 // Make sure we don't accidentally delete its data. 10014 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10015 while (iter.hasNext()) { 10016 PackageCleanItem item = iter.next(); 10017 if (pkgName.equals(item.packageName)) { 10018 iter.remove(); 10019 } 10020 } 10021 10022 // Add the package's KeySets to the global KeySetManagerService 10023 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10024 ksms.addScannedPackageLPw(pkg); 10025 10026 int N = pkg.providers.size(); 10027 StringBuilder r = null; 10028 int i; 10029 for (i=0; i<N; i++) { 10030 PackageParser.Provider p = pkg.providers.get(i); 10031 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10032 p.info.processName); 10033 mProviders.addProvider(p); 10034 p.syncable = p.info.isSyncable; 10035 if (p.info.authority != null) { 10036 String names[] = p.info.authority.split(";"); 10037 p.info.authority = null; 10038 for (int j = 0; j < names.length; j++) { 10039 if (j == 1 && p.syncable) { 10040 // We only want the first authority for a provider to possibly be 10041 // syncable, so if we already added this provider using a different 10042 // authority clear the syncable flag. We copy the provider before 10043 // changing it because the mProviders object contains a reference 10044 // to a provider that we don't want to change. 10045 // Only do this for the second authority since the resulting provider 10046 // object can be the same for all future authorities for this provider. 10047 p = new PackageParser.Provider(p); 10048 p.syncable = false; 10049 } 10050 if (!mProvidersByAuthority.containsKey(names[j])) { 10051 mProvidersByAuthority.put(names[j], p); 10052 if (p.info.authority == null) { 10053 p.info.authority = names[j]; 10054 } else { 10055 p.info.authority = p.info.authority + ";" + names[j]; 10056 } 10057 if (DEBUG_PACKAGE_SCANNING) { 10058 if (chatty) 10059 Log.d(TAG, "Registered content provider: " + names[j] 10060 + ", className = " + p.info.name + ", isSyncable = " 10061 + p.info.isSyncable); 10062 } 10063 } else { 10064 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10065 Slog.w(TAG, "Skipping provider name " + names[j] + 10066 " (in package " + pkg.applicationInfo.packageName + 10067 "): name already used by " 10068 + ((other != null && other.getComponentName() != null) 10069 ? other.getComponentName().getPackageName() : "?")); 10070 } 10071 } 10072 } 10073 if (chatty) { 10074 if (r == null) { 10075 r = new StringBuilder(256); 10076 } else { 10077 r.append(' '); 10078 } 10079 r.append(p.info.name); 10080 } 10081 } 10082 if (r != null) { 10083 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10084 } 10085 10086 N = pkg.services.size(); 10087 r = null; 10088 for (i=0; i<N; i++) { 10089 PackageParser.Service s = pkg.services.get(i); 10090 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10091 s.info.processName); 10092 mServices.addService(s); 10093 if (chatty) { 10094 if (r == null) { 10095 r = new StringBuilder(256); 10096 } else { 10097 r.append(' '); 10098 } 10099 r.append(s.info.name); 10100 } 10101 } 10102 if (r != null) { 10103 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10104 } 10105 10106 N = pkg.receivers.size(); 10107 r = null; 10108 for (i=0; i<N; i++) { 10109 PackageParser.Activity a = pkg.receivers.get(i); 10110 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10111 a.info.processName); 10112 mReceivers.addActivity(a, "receiver"); 10113 if (chatty) { 10114 if (r == null) { 10115 r = new StringBuilder(256); 10116 } else { 10117 r.append(' '); 10118 } 10119 r.append(a.info.name); 10120 } 10121 } 10122 if (r != null) { 10123 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10124 } 10125 10126 N = pkg.activities.size(); 10127 r = null; 10128 for (i=0; i<N; i++) { 10129 PackageParser.Activity a = pkg.activities.get(i); 10130 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10131 a.info.processName); 10132 mActivities.addActivity(a, "activity"); 10133 if (chatty) { 10134 if (r == null) { 10135 r = new StringBuilder(256); 10136 } else { 10137 r.append(' '); 10138 } 10139 r.append(a.info.name); 10140 } 10141 } 10142 if (r != null) { 10143 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10144 } 10145 10146 N = pkg.permissionGroups.size(); 10147 r = null; 10148 for (i=0; i<N; i++) { 10149 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10150 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10151 final String curPackageName = cur == null ? null : cur.info.packageName; 10152 // Dont allow ephemeral apps to define new permission groups. 10153 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10154 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10155 + pg.info.packageName 10156 + " ignored: instant apps cannot define new permission groups."); 10157 continue; 10158 } 10159 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10160 if (cur == null || isPackageUpdate) { 10161 mPermissionGroups.put(pg.info.name, pg); 10162 if (chatty) { 10163 if (r == null) { 10164 r = new StringBuilder(256); 10165 } else { 10166 r.append(' '); 10167 } 10168 if (isPackageUpdate) { 10169 r.append("UPD:"); 10170 } 10171 r.append(pg.info.name); 10172 } 10173 } else { 10174 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10175 + pg.info.packageName + " ignored: original from " 10176 + cur.info.packageName); 10177 if (chatty) { 10178 if (r == null) { 10179 r = new StringBuilder(256); 10180 } else { 10181 r.append(' '); 10182 } 10183 r.append("DUP:"); 10184 r.append(pg.info.name); 10185 } 10186 } 10187 } 10188 if (r != null) { 10189 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10190 } 10191 10192 N = pkg.permissions.size(); 10193 r = null; 10194 for (i=0; i<N; i++) { 10195 PackageParser.Permission p = pkg.permissions.get(i); 10196 10197 // Dont allow ephemeral apps to define new permissions. 10198 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10199 Slog.w(TAG, "Permission " + p.info.name + " from package " 10200 + p.info.packageName 10201 + " ignored: instant apps cannot define new permissions."); 10202 continue; 10203 } 10204 10205 // Assume by default that we did not install this permission into the system. 10206 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10207 10208 // Now that permission groups have a special meaning, we ignore permission 10209 // groups for legacy apps to prevent unexpected behavior. In particular, 10210 // permissions for one app being granted to someone just becase they happen 10211 // to be in a group defined by another app (before this had no implications). 10212 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10213 p.group = mPermissionGroups.get(p.info.group); 10214 // Warn for a permission in an unknown group. 10215 if (p.info.group != null && p.group == null) { 10216 Slog.w(TAG, "Permission " + p.info.name + " from package " 10217 + p.info.packageName + " in an unknown group " + p.info.group); 10218 } 10219 } 10220 10221 ArrayMap<String, BasePermission> permissionMap = 10222 p.tree ? mSettings.mPermissionTrees 10223 : mSettings.mPermissions; 10224 BasePermission bp = permissionMap.get(p.info.name); 10225 10226 // Allow system apps to redefine non-system permissions 10227 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10228 final boolean currentOwnerIsSystem = (bp.perm != null 10229 && isSystemApp(bp.perm.owner)); 10230 if (isSystemApp(p.owner)) { 10231 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10232 // It's a built-in permission and no owner, take ownership now 10233 bp.packageSetting = pkgSetting; 10234 bp.perm = p; 10235 bp.uid = pkg.applicationInfo.uid; 10236 bp.sourcePackage = p.info.packageName; 10237 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10238 } else if (!currentOwnerIsSystem) { 10239 String msg = "New decl " + p.owner + " of permission " 10240 + p.info.name + " is system; overriding " + bp.sourcePackage; 10241 reportSettingsProblem(Log.WARN, msg); 10242 bp = null; 10243 } 10244 } 10245 } 10246 10247 if (bp == null) { 10248 bp = new BasePermission(p.info.name, p.info.packageName, 10249 BasePermission.TYPE_NORMAL); 10250 permissionMap.put(p.info.name, bp); 10251 } 10252 10253 if (bp.perm == null) { 10254 if (bp.sourcePackage == null 10255 || bp.sourcePackage.equals(p.info.packageName)) { 10256 BasePermission tree = findPermissionTreeLP(p.info.name); 10257 if (tree == null 10258 || tree.sourcePackage.equals(p.info.packageName)) { 10259 bp.packageSetting = pkgSetting; 10260 bp.perm = p; 10261 bp.uid = pkg.applicationInfo.uid; 10262 bp.sourcePackage = p.info.packageName; 10263 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10264 if (chatty) { 10265 if (r == null) { 10266 r = new StringBuilder(256); 10267 } else { 10268 r.append(' '); 10269 } 10270 r.append(p.info.name); 10271 } 10272 } else { 10273 Slog.w(TAG, "Permission " + p.info.name + " from package " 10274 + p.info.packageName + " ignored: base tree " 10275 + tree.name + " is from package " 10276 + tree.sourcePackage); 10277 } 10278 } else { 10279 Slog.w(TAG, "Permission " + p.info.name + " from package " 10280 + p.info.packageName + " ignored: original from " 10281 + bp.sourcePackage); 10282 } 10283 } else if (chatty) { 10284 if (r == null) { 10285 r = new StringBuilder(256); 10286 } else { 10287 r.append(' '); 10288 } 10289 r.append("DUP:"); 10290 r.append(p.info.name); 10291 } 10292 if (bp.perm == p) { 10293 bp.protectionLevel = p.info.protectionLevel; 10294 } 10295 } 10296 10297 if (r != null) { 10298 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10299 } 10300 10301 N = pkg.instrumentation.size(); 10302 r = null; 10303 for (i=0; i<N; i++) { 10304 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10305 a.info.packageName = pkg.applicationInfo.packageName; 10306 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10307 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10308 a.info.splitNames = pkg.splitNames; 10309 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10310 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10311 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10312 a.info.dataDir = pkg.applicationInfo.dataDir; 10313 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10314 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10315 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10316 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10317 mInstrumentation.put(a.getComponentName(), a); 10318 if (chatty) { 10319 if (r == null) { 10320 r = new StringBuilder(256); 10321 } else { 10322 r.append(' '); 10323 } 10324 r.append(a.info.name); 10325 } 10326 } 10327 if (r != null) { 10328 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10329 } 10330 10331 if (pkg.protectedBroadcasts != null) { 10332 N = pkg.protectedBroadcasts.size(); 10333 for (i=0; i<N; i++) { 10334 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10335 } 10336 } 10337 } 10338 10339 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10340 } 10341 10342 /** 10343 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10344 * is derived purely on the basis of the contents of {@code scanFile} and 10345 * {@code cpuAbiOverride}. 10346 * 10347 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10348 */ 10349 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10350 String cpuAbiOverride, boolean extractLibs, 10351 File appLib32InstallDir) 10352 throws PackageManagerException { 10353 // Give ourselves some initial paths; we'll come back for another 10354 // pass once we've determined ABI below. 10355 setNativeLibraryPaths(pkg, appLib32InstallDir); 10356 10357 // We would never need to extract libs for forward-locked and external packages, 10358 // since the container service will do it for us. We shouldn't attempt to 10359 // extract libs from system app when it was not updated. 10360 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10361 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10362 extractLibs = false; 10363 } 10364 10365 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10366 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10367 10368 NativeLibraryHelper.Handle handle = null; 10369 try { 10370 handle = NativeLibraryHelper.Handle.create(pkg); 10371 // TODO(multiArch): This can be null for apps that didn't go through the 10372 // usual installation process. We can calculate it again, like we 10373 // do during install time. 10374 // 10375 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10376 // unnecessary. 10377 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10378 10379 // Null out the abis so that they can be recalculated. 10380 pkg.applicationInfo.primaryCpuAbi = null; 10381 pkg.applicationInfo.secondaryCpuAbi = null; 10382 if (isMultiArch(pkg.applicationInfo)) { 10383 // Warn if we've set an abiOverride for multi-lib packages.. 10384 // By definition, we need to copy both 32 and 64 bit libraries for 10385 // such packages. 10386 if (pkg.cpuAbiOverride != null 10387 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10388 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10389 } 10390 10391 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10392 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10393 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10394 if (extractLibs) { 10395 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10396 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10397 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10398 useIsaSpecificSubdirs); 10399 } else { 10400 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10401 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10402 } 10403 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10404 } 10405 10406 maybeThrowExceptionForMultiArchCopy( 10407 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10408 10409 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10410 if (extractLibs) { 10411 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10412 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10413 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10414 useIsaSpecificSubdirs); 10415 } else { 10416 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10417 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10418 } 10419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10420 } 10421 10422 maybeThrowExceptionForMultiArchCopy( 10423 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10424 10425 if (abi64 >= 0) { 10426 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10427 } 10428 10429 if (abi32 >= 0) { 10430 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10431 if (abi64 >= 0) { 10432 if (pkg.use32bitAbi) { 10433 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10434 pkg.applicationInfo.primaryCpuAbi = abi; 10435 } else { 10436 pkg.applicationInfo.secondaryCpuAbi = abi; 10437 } 10438 } else { 10439 pkg.applicationInfo.primaryCpuAbi = abi; 10440 } 10441 } 10442 10443 } else { 10444 String[] abiList = (cpuAbiOverride != null) ? 10445 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10446 10447 // Enable gross and lame hacks for apps that are built with old 10448 // SDK tools. We must scan their APKs for renderscript bitcode and 10449 // not launch them if it's present. Don't bother checking on devices 10450 // that don't have 64 bit support. 10451 boolean needsRenderScriptOverride = false; 10452 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10453 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10454 abiList = Build.SUPPORTED_32_BIT_ABIS; 10455 needsRenderScriptOverride = true; 10456 } 10457 10458 final int copyRet; 10459 if (extractLibs) { 10460 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10461 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10462 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10463 } else { 10464 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10465 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10466 } 10467 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10468 10469 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10470 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10471 "Error unpackaging native libs for app, errorCode=" + copyRet); 10472 } 10473 10474 if (copyRet >= 0) { 10475 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10476 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10477 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10478 } else if (needsRenderScriptOverride) { 10479 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10480 } 10481 } 10482 } catch (IOException ioe) { 10483 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10484 } finally { 10485 IoUtils.closeQuietly(handle); 10486 } 10487 10488 // Now that we've calculated the ABIs and determined if it's an internal app, 10489 // we will go ahead and populate the nativeLibraryPath. 10490 setNativeLibraryPaths(pkg, appLib32InstallDir); 10491 } 10492 10493 /** 10494 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10495 * i.e, so that all packages can be run inside a single process if required. 10496 * 10497 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10498 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10499 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10500 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10501 * updating a package that belongs to a shared user. 10502 * 10503 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10504 * adds unnecessary complexity. 10505 */ 10506 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10507 PackageParser.Package scannedPackage) { 10508 String requiredInstructionSet = null; 10509 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10510 requiredInstructionSet = VMRuntime.getInstructionSet( 10511 scannedPackage.applicationInfo.primaryCpuAbi); 10512 } 10513 10514 PackageSetting requirer = null; 10515 for (PackageSetting ps : packagesForUser) { 10516 // If packagesForUser contains scannedPackage, we skip it. This will happen 10517 // when scannedPackage is an update of an existing package. Without this check, 10518 // we will never be able to change the ABI of any package belonging to a shared 10519 // user, even if it's compatible with other packages. 10520 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10521 if (ps.primaryCpuAbiString == null) { 10522 continue; 10523 } 10524 10525 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10526 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10527 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10528 // this but there's not much we can do. 10529 String errorMessage = "Instruction set mismatch, " 10530 + ((requirer == null) ? "[caller]" : requirer) 10531 + " requires " + requiredInstructionSet + " whereas " + ps 10532 + " requires " + instructionSet; 10533 Slog.w(TAG, errorMessage); 10534 } 10535 10536 if (requiredInstructionSet == null) { 10537 requiredInstructionSet = instructionSet; 10538 requirer = ps; 10539 } 10540 } 10541 } 10542 10543 if (requiredInstructionSet != null) { 10544 String adjustedAbi; 10545 if (requirer != null) { 10546 // requirer != null implies that either scannedPackage was null or that scannedPackage 10547 // did not require an ABI, in which case we have to adjust scannedPackage to match 10548 // the ABI of the set (which is the same as requirer's ABI) 10549 adjustedAbi = requirer.primaryCpuAbiString; 10550 if (scannedPackage != null) { 10551 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10552 } 10553 } else { 10554 // requirer == null implies that we're updating all ABIs in the set to 10555 // match scannedPackage. 10556 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10557 } 10558 10559 for (PackageSetting ps : packagesForUser) { 10560 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10561 if (ps.primaryCpuAbiString != null) { 10562 continue; 10563 } 10564 10565 ps.primaryCpuAbiString = adjustedAbi; 10566 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10567 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10568 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10569 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10570 + " (requirer=" 10571 + (requirer == null ? "null" : requirer.pkg.packageName) 10572 + ", scannedPackage=" 10573 + (scannedPackage != null ? scannedPackage.packageName : "null") 10574 + ")"); 10575 try { 10576 mInstaller.rmdex(ps.codePathString, 10577 getDexCodeInstructionSet(getPreferredInstructionSet())); 10578 } catch (InstallerException ignored) { 10579 } 10580 } 10581 } 10582 } 10583 } 10584 } 10585 10586 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10587 synchronized (mPackages) { 10588 mResolverReplaced = true; 10589 // Set up information for custom user intent resolution activity. 10590 mResolveActivity.applicationInfo = pkg.applicationInfo; 10591 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10592 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10593 mResolveActivity.processName = pkg.applicationInfo.packageName; 10594 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10595 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10596 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10597 mResolveActivity.theme = 0; 10598 mResolveActivity.exported = true; 10599 mResolveActivity.enabled = true; 10600 mResolveInfo.activityInfo = mResolveActivity; 10601 mResolveInfo.priority = 0; 10602 mResolveInfo.preferredOrder = 0; 10603 mResolveInfo.match = 0; 10604 mResolveComponentName = mCustomResolverComponentName; 10605 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10606 mResolveComponentName); 10607 } 10608 } 10609 10610 private void setUpInstantAppInstallerActivityLP(ComponentName installerComponent) { 10611 if (installerComponent == null) { 10612 if (DEBUG_EPHEMERAL) { 10613 Slog.d(TAG, "Clear ephemeral installer activity"); 10614 } 10615 mInstantAppInstallerActivity.applicationInfo = null; 10616 return; 10617 } 10618 10619 if (DEBUG_EPHEMERAL) { 10620 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10621 } 10622 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10623 // Set up information for ephemeral installer activity 10624 mInstantAppInstallerActivity.applicationInfo = pkg.applicationInfo; 10625 mInstantAppInstallerActivity.name = installerComponent.getClassName(); 10626 mInstantAppInstallerActivity.packageName = pkg.applicationInfo.packageName; 10627 mInstantAppInstallerActivity.processName = pkg.applicationInfo.packageName; 10628 mInstantAppInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10629 mInstantAppInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10630 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10631 mInstantAppInstallerActivity.theme = 0; 10632 mInstantAppInstallerActivity.exported = true; 10633 mInstantAppInstallerActivity.enabled = true; 10634 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10635 mInstantAppInstallerInfo.priority = 0; 10636 mInstantAppInstallerInfo.preferredOrder = 1; 10637 mInstantAppInstallerInfo.isDefault = true; 10638 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10639 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10640 } 10641 10642 private static String calculateBundledApkRoot(final String codePathString) { 10643 final File codePath = new File(codePathString); 10644 final File codeRoot; 10645 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10646 codeRoot = Environment.getRootDirectory(); 10647 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10648 codeRoot = Environment.getOemDirectory(); 10649 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10650 codeRoot = Environment.getVendorDirectory(); 10651 } else { 10652 // Unrecognized code path; take its top real segment as the apk root: 10653 // e.g. /something/app/blah.apk => /something 10654 try { 10655 File f = codePath.getCanonicalFile(); 10656 File parent = f.getParentFile(); // non-null because codePath is a file 10657 File tmp; 10658 while ((tmp = parent.getParentFile()) != null) { 10659 f = parent; 10660 parent = tmp; 10661 } 10662 codeRoot = f; 10663 Slog.w(TAG, "Unrecognized code path " 10664 + codePath + " - using " + codeRoot); 10665 } catch (IOException e) { 10666 // Can't canonicalize the code path -- shenanigans? 10667 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10668 return Environment.getRootDirectory().getPath(); 10669 } 10670 } 10671 return codeRoot.getPath(); 10672 } 10673 10674 /** 10675 * Derive and set the location of native libraries for the given package, 10676 * which varies depending on where and how the package was installed. 10677 */ 10678 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10679 final ApplicationInfo info = pkg.applicationInfo; 10680 final String codePath = pkg.codePath; 10681 final File codeFile = new File(codePath); 10682 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10683 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10684 10685 info.nativeLibraryRootDir = null; 10686 info.nativeLibraryRootRequiresIsa = false; 10687 info.nativeLibraryDir = null; 10688 info.secondaryNativeLibraryDir = null; 10689 10690 if (isApkFile(codeFile)) { 10691 // Monolithic install 10692 if (bundledApp) { 10693 // If "/system/lib64/apkname" exists, assume that is the per-package 10694 // native library directory to use; otherwise use "/system/lib/apkname". 10695 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10696 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10697 getPrimaryInstructionSet(info)); 10698 10699 // This is a bundled system app so choose the path based on the ABI. 10700 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10701 // is just the default path. 10702 final String apkName = deriveCodePathName(codePath); 10703 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10704 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10705 apkName).getAbsolutePath(); 10706 10707 if (info.secondaryCpuAbi != null) { 10708 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10709 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10710 secondaryLibDir, apkName).getAbsolutePath(); 10711 } 10712 } else if (asecApp) { 10713 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10714 .getAbsolutePath(); 10715 } else { 10716 final String apkName = deriveCodePathName(codePath); 10717 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10718 .getAbsolutePath(); 10719 } 10720 10721 info.nativeLibraryRootRequiresIsa = false; 10722 info.nativeLibraryDir = info.nativeLibraryRootDir; 10723 } else { 10724 // Cluster install 10725 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10726 info.nativeLibraryRootRequiresIsa = true; 10727 10728 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10729 getPrimaryInstructionSet(info)).getAbsolutePath(); 10730 10731 if (info.secondaryCpuAbi != null) { 10732 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10733 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10734 } 10735 } 10736 } 10737 10738 /** 10739 * Calculate the abis and roots for a bundled app. These can uniquely 10740 * be determined from the contents of the system partition, i.e whether 10741 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10742 * of this information, and instead assume that the system was built 10743 * sensibly. 10744 */ 10745 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10746 PackageSetting pkgSetting) { 10747 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10748 10749 // If "/system/lib64/apkname" exists, assume that is the per-package 10750 // native library directory to use; otherwise use "/system/lib/apkname". 10751 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10752 setBundledAppAbi(pkg, apkRoot, apkName); 10753 // pkgSetting might be null during rescan following uninstall of updates 10754 // to a bundled app, so accommodate that possibility. The settings in 10755 // that case will be established later from the parsed package. 10756 // 10757 // If the settings aren't null, sync them up with what we've just derived. 10758 // note that apkRoot isn't stored in the package settings. 10759 if (pkgSetting != null) { 10760 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10761 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10762 } 10763 } 10764 10765 /** 10766 * Deduces the ABI of a bundled app and sets the relevant fields on the 10767 * parsed pkg object. 10768 * 10769 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10770 * under which system libraries are installed. 10771 * @param apkName the name of the installed package. 10772 */ 10773 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10774 final File codeFile = new File(pkg.codePath); 10775 10776 final boolean has64BitLibs; 10777 final boolean has32BitLibs; 10778 if (isApkFile(codeFile)) { 10779 // Monolithic install 10780 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10781 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10782 } else { 10783 // Cluster install 10784 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10785 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10786 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10787 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10788 has64BitLibs = (new File(rootDir, isa)).exists(); 10789 } else { 10790 has64BitLibs = false; 10791 } 10792 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10793 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10794 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10795 has32BitLibs = (new File(rootDir, isa)).exists(); 10796 } else { 10797 has32BitLibs = false; 10798 } 10799 } 10800 10801 if (has64BitLibs && !has32BitLibs) { 10802 // The package has 64 bit libs, but not 32 bit libs. Its primary 10803 // ABI should be 64 bit. We can safely assume here that the bundled 10804 // native libraries correspond to the most preferred ABI in the list. 10805 10806 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10807 pkg.applicationInfo.secondaryCpuAbi = null; 10808 } else if (has32BitLibs && !has64BitLibs) { 10809 // The package has 32 bit libs but not 64 bit libs. Its primary 10810 // ABI should be 32 bit. 10811 10812 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10813 pkg.applicationInfo.secondaryCpuAbi = null; 10814 } else if (has32BitLibs && has64BitLibs) { 10815 // The application has both 64 and 32 bit bundled libraries. We check 10816 // here that the app declares multiArch support, and warn if it doesn't. 10817 // 10818 // We will be lenient here and record both ABIs. The primary will be the 10819 // ABI that's higher on the list, i.e, a device that's configured to prefer 10820 // 64 bit apps will see a 64 bit primary ABI, 10821 10822 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10823 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10824 } 10825 10826 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10827 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10828 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10829 } else { 10830 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10831 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10832 } 10833 } else { 10834 pkg.applicationInfo.primaryCpuAbi = null; 10835 pkg.applicationInfo.secondaryCpuAbi = null; 10836 } 10837 } 10838 10839 private void killApplication(String pkgName, int appId, String reason) { 10840 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10841 } 10842 10843 private void killApplication(String pkgName, int appId, int userId, String reason) { 10844 // Request the ActivityManager to kill the process(only for existing packages) 10845 // so that we do not end up in a confused state while the user is still using the older 10846 // version of the application while the new one gets installed. 10847 final long token = Binder.clearCallingIdentity(); 10848 try { 10849 IActivityManager am = ActivityManager.getService(); 10850 if (am != null) { 10851 try { 10852 am.killApplication(pkgName, appId, userId, reason); 10853 } catch (RemoteException e) { 10854 } 10855 } 10856 } finally { 10857 Binder.restoreCallingIdentity(token); 10858 } 10859 } 10860 10861 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10862 // Remove the parent package setting 10863 PackageSetting ps = (PackageSetting) pkg.mExtras; 10864 if (ps != null) { 10865 removePackageLI(ps, chatty); 10866 } 10867 // Remove the child package setting 10868 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10869 for (int i = 0; i < childCount; i++) { 10870 PackageParser.Package childPkg = pkg.childPackages.get(i); 10871 ps = (PackageSetting) childPkg.mExtras; 10872 if (ps != null) { 10873 removePackageLI(ps, chatty); 10874 } 10875 } 10876 } 10877 10878 void removePackageLI(PackageSetting ps, boolean chatty) { 10879 if (DEBUG_INSTALL) { 10880 if (chatty) 10881 Log.d(TAG, "Removing package " + ps.name); 10882 } 10883 10884 // writer 10885 synchronized (mPackages) { 10886 mPackages.remove(ps.name); 10887 final PackageParser.Package pkg = ps.pkg; 10888 if (pkg != null) { 10889 cleanPackageDataStructuresLILPw(pkg, chatty); 10890 } 10891 } 10892 } 10893 10894 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10895 if (DEBUG_INSTALL) { 10896 if (chatty) 10897 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10898 } 10899 10900 // writer 10901 synchronized (mPackages) { 10902 // Remove the parent package 10903 mPackages.remove(pkg.applicationInfo.packageName); 10904 cleanPackageDataStructuresLILPw(pkg, chatty); 10905 10906 // Remove the child packages 10907 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10908 for (int i = 0; i < childCount; i++) { 10909 PackageParser.Package childPkg = pkg.childPackages.get(i); 10910 mPackages.remove(childPkg.applicationInfo.packageName); 10911 cleanPackageDataStructuresLILPw(childPkg, chatty); 10912 } 10913 } 10914 } 10915 10916 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10917 int N = pkg.providers.size(); 10918 StringBuilder r = null; 10919 int i; 10920 for (i=0; i<N; i++) { 10921 PackageParser.Provider p = pkg.providers.get(i); 10922 mProviders.removeProvider(p); 10923 if (p.info.authority == null) { 10924 10925 /* There was another ContentProvider with this authority when 10926 * this app was installed so this authority is null, 10927 * Ignore it as we don't have to unregister the provider. 10928 */ 10929 continue; 10930 } 10931 String names[] = p.info.authority.split(";"); 10932 for (int j = 0; j < names.length; j++) { 10933 if (mProvidersByAuthority.get(names[j]) == p) { 10934 mProvidersByAuthority.remove(names[j]); 10935 if (DEBUG_REMOVE) { 10936 if (chatty) 10937 Log.d(TAG, "Unregistered content provider: " + names[j] 10938 + ", className = " + p.info.name + ", isSyncable = " 10939 + p.info.isSyncable); 10940 } 10941 } 10942 } 10943 if (DEBUG_REMOVE && chatty) { 10944 if (r == null) { 10945 r = new StringBuilder(256); 10946 } else { 10947 r.append(' '); 10948 } 10949 r.append(p.info.name); 10950 } 10951 } 10952 if (r != null) { 10953 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10954 } 10955 10956 N = pkg.services.size(); 10957 r = null; 10958 for (i=0; i<N; i++) { 10959 PackageParser.Service s = pkg.services.get(i); 10960 mServices.removeService(s); 10961 if (chatty) { 10962 if (r == null) { 10963 r = new StringBuilder(256); 10964 } else { 10965 r.append(' '); 10966 } 10967 r.append(s.info.name); 10968 } 10969 } 10970 if (r != null) { 10971 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10972 } 10973 10974 N = pkg.receivers.size(); 10975 r = null; 10976 for (i=0; i<N; i++) { 10977 PackageParser.Activity a = pkg.receivers.get(i); 10978 mReceivers.removeActivity(a, "receiver"); 10979 if (DEBUG_REMOVE && chatty) { 10980 if (r == null) { 10981 r = new StringBuilder(256); 10982 } else { 10983 r.append(' '); 10984 } 10985 r.append(a.info.name); 10986 } 10987 } 10988 if (r != null) { 10989 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10990 } 10991 10992 N = pkg.activities.size(); 10993 r = null; 10994 for (i=0; i<N; i++) { 10995 PackageParser.Activity a = pkg.activities.get(i); 10996 mActivities.removeActivity(a, "activity"); 10997 if (DEBUG_REMOVE && chatty) { 10998 if (r == null) { 10999 r = new StringBuilder(256); 11000 } else { 11001 r.append(' '); 11002 } 11003 r.append(a.info.name); 11004 } 11005 } 11006 if (r != null) { 11007 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11008 } 11009 11010 N = pkg.permissions.size(); 11011 r = null; 11012 for (i=0; i<N; i++) { 11013 PackageParser.Permission p = pkg.permissions.get(i); 11014 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11015 if (bp == null) { 11016 bp = mSettings.mPermissionTrees.get(p.info.name); 11017 } 11018 if (bp != null && bp.perm == p) { 11019 bp.perm = null; 11020 if (DEBUG_REMOVE && chatty) { 11021 if (r == null) { 11022 r = new StringBuilder(256); 11023 } else { 11024 r.append(' '); 11025 } 11026 r.append(p.info.name); 11027 } 11028 } 11029 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11030 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11031 if (appOpPkgs != null) { 11032 appOpPkgs.remove(pkg.packageName); 11033 } 11034 } 11035 } 11036 if (r != null) { 11037 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11038 } 11039 11040 N = pkg.requestedPermissions.size(); 11041 r = null; 11042 for (i=0; i<N; i++) { 11043 String perm = pkg.requestedPermissions.get(i); 11044 BasePermission bp = mSettings.mPermissions.get(perm); 11045 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11046 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11047 if (appOpPkgs != null) { 11048 appOpPkgs.remove(pkg.packageName); 11049 if (appOpPkgs.isEmpty()) { 11050 mAppOpPermissionPackages.remove(perm); 11051 } 11052 } 11053 } 11054 } 11055 if (r != null) { 11056 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11057 } 11058 11059 N = pkg.instrumentation.size(); 11060 r = null; 11061 for (i=0; i<N; i++) { 11062 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11063 mInstrumentation.remove(a.getComponentName()); 11064 if (DEBUG_REMOVE && chatty) { 11065 if (r == null) { 11066 r = new StringBuilder(256); 11067 } else { 11068 r.append(' '); 11069 } 11070 r.append(a.info.name); 11071 } 11072 } 11073 if (r != null) { 11074 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11075 } 11076 11077 r = null; 11078 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11079 // Only system apps can hold shared libraries. 11080 if (pkg.libraryNames != null) { 11081 for (i = 0; i < pkg.libraryNames.size(); i++) { 11082 String name = pkg.libraryNames.get(i); 11083 if (removeSharedLibraryLPw(name, 0)) { 11084 if (DEBUG_REMOVE && chatty) { 11085 if (r == null) { 11086 r = new StringBuilder(256); 11087 } else { 11088 r.append(' '); 11089 } 11090 r.append(name); 11091 } 11092 } 11093 } 11094 } 11095 } 11096 11097 r = null; 11098 11099 // Any package can hold static shared libraries. 11100 if (pkg.staticSharedLibName != null) { 11101 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11102 if (DEBUG_REMOVE && chatty) { 11103 if (r == null) { 11104 r = new StringBuilder(256); 11105 } else { 11106 r.append(' '); 11107 } 11108 r.append(pkg.staticSharedLibName); 11109 } 11110 } 11111 } 11112 11113 if (r != null) { 11114 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11115 } 11116 } 11117 11118 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11119 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11120 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11121 return true; 11122 } 11123 } 11124 return false; 11125 } 11126 11127 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11128 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11129 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11130 11131 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11132 // Update the parent permissions 11133 updatePermissionsLPw(pkg.packageName, pkg, flags); 11134 // Update the child permissions 11135 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11136 for (int i = 0; i < childCount; i++) { 11137 PackageParser.Package childPkg = pkg.childPackages.get(i); 11138 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11139 } 11140 } 11141 11142 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11143 int flags) { 11144 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11145 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11146 } 11147 11148 private void updatePermissionsLPw(String changingPkg, 11149 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11150 // Make sure there are no dangling permission trees. 11151 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11152 while (it.hasNext()) { 11153 final BasePermission bp = it.next(); 11154 if (bp.packageSetting == null) { 11155 // We may not yet have parsed the package, so just see if 11156 // we still know about its settings. 11157 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11158 } 11159 if (bp.packageSetting == null) { 11160 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11161 + " from package " + bp.sourcePackage); 11162 it.remove(); 11163 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11164 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11165 Slog.i(TAG, "Removing old permission tree: " + bp.name 11166 + " from package " + bp.sourcePackage); 11167 flags |= UPDATE_PERMISSIONS_ALL; 11168 it.remove(); 11169 } 11170 } 11171 } 11172 11173 // Make sure all dynamic permissions have been assigned to a package, 11174 // and make sure there are no dangling permissions. 11175 it = mSettings.mPermissions.values().iterator(); 11176 while (it.hasNext()) { 11177 final BasePermission bp = it.next(); 11178 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11179 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11180 + bp.name + " pkg=" + bp.sourcePackage 11181 + " info=" + bp.pendingInfo); 11182 if (bp.packageSetting == null && bp.pendingInfo != null) { 11183 final BasePermission tree = findPermissionTreeLP(bp.name); 11184 if (tree != null && tree.perm != null) { 11185 bp.packageSetting = tree.packageSetting; 11186 bp.perm = new PackageParser.Permission(tree.perm.owner, 11187 new PermissionInfo(bp.pendingInfo)); 11188 bp.perm.info.packageName = tree.perm.info.packageName; 11189 bp.perm.info.name = bp.name; 11190 bp.uid = tree.uid; 11191 } 11192 } 11193 } 11194 if (bp.packageSetting == null) { 11195 // We may not yet have parsed the package, so just see if 11196 // we still know about its settings. 11197 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11198 } 11199 if (bp.packageSetting == null) { 11200 Slog.w(TAG, "Removing dangling permission: " + bp.name 11201 + " from package " + bp.sourcePackage); 11202 it.remove(); 11203 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11204 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11205 Slog.i(TAG, "Removing old permission: " + bp.name 11206 + " from package " + bp.sourcePackage); 11207 flags |= UPDATE_PERMISSIONS_ALL; 11208 it.remove(); 11209 } 11210 } 11211 } 11212 11213 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11214 // Now update the permissions for all packages, in particular 11215 // replace the granted permissions of the system packages. 11216 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11217 for (PackageParser.Package pkg : mPackages.values()) { 11218 if (pkg != pkgInfo) { 11219 // Only replace for packages on requested volume 11220 final String volumeUuid = getVolumeUuidForPackage(pkg); 11221 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11222 && Objects.equals(replaceVolumeUuid, volumeUuid); 11223 grantPermissionsLPw(pkg, replace, changingPkg); 11224 } 11225 } 11226 } 11227 11228 if (pkgInfo != null) { 11229 // Only replace for packages on requested volume 11230 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11231 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11232 && Objects.equals(replaceVolumeUuid, volumeUuid); 11233 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11234 } 11235 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11236 } 11237 11238 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11239 String packageOfInterest) { 11240 // IMPORTANT: There are two types of permissions: install and runtime. 11241 // Install time permissions are granted when the app is installed to 11242 // all device users and users added in the future. Runtime permissions 11243 // are granted at runtime explicitly to specific users. Normal and signature 11244 // protected permissions are install time permissions. Dangerous permissions 11245 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11246 // otherwise they are runtime permissions. This function does not manage 11247 // runtime permissions except for the case an app targeting Lollipop MR1 11248 // being upgraded to target a newer SDK, in which case dangerous permissions 11249 // are transformed from install time to runtime ones. 11250 11251 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11252 if (ps == null) { 11253 return; 11254 } 11255 11256 PermissionsState permissionsState = ps.getPermissionsState(); 11257 PermissionsState origPermissions = permissionsState; 11258 11259 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11260 11261 boolean runtimePermissionsRevoked = false; 11262 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11263 11264 boolean changedInstallPermission = false; 11265 11266 if (replace) { 11267 ps.installPermissionsFixed = false; 11268 if (!ps.isSharedUser()) { 11269 origPermissions = new PermissionsState(permissionsState); 11270 permissionsState.reset(); 11271 } else { 11272 // We need to know only about runtime permission changes since the 11273 // calling code always writes the install permissions state but 11274 // the runtime ones are written only if changed. The only cases of 11275 // changed runtime permissions here are promotion of an install to 11276 // runtime and revocation of a runtime from a shared user. 11277 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11278 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11279 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11280 runtimePermissionsRevoked = true; 11281 } 11282 } 11283 } 11284 11285 permissionsState.setGlobalGids(mGlobalGids); 11286 11287 final int N = pkg.requestedPermissions.size(); 11288 for (int i=0; i<N; i++) { 11289 final String name = pkg.requestedPermissions.get(i); 11290 final BasePermission bp = mSettings.mPermissions.get(name); 11291 11292 if (DEBUG_INSTALL) { 11293 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11294 } 11295 11296 if (bp == null || bp.packageSetting == null) { 11297 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11298 Slog.w(TAG, "Unknown permission " + name 11299 + " in package " + pkg.packageName); 11300 } 11301 continue; 11302 } 11303 11304 11305 // Limit ephemeral apps to ephemeral allowed permissions. 11306 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11307 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11308 + pkg.packageName); 11309 continue; 11310 } 11311 11312 final String perm = bp.name; 11313 boolean allowedSig = false; 11314 int grant = GRANT_DENIED; 11315 11316 // Keep track of app op permissions. 11317 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11318 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11319 if (pkgs == null) { 11320 pkgs = new ArraySet<>(); 11321 mAppOpPermissionPackages.put(bp.name, pkgs); 11322 } 11323 pkgs.add(pkg.packageName); 11324 } 11325 11326 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11327 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11328 >= Build.VERSION_CODES.M; 11329 switch (level) { 11330 case PermissionInfo.PROTECTION_NORMAL: { 11331 // For all apps normal permissions are install time ones. 11332 grant = GRANT_INSTALL; 11333 } break; 11334 11335 case PermissionInfo.PROTECTION_DANGEROUS: { 11336 // If a permission review is required for legacy apps we represent 11337 // their permissions as always granted runtime ones since we need 11338 // to keep the review required permission flag per user while an 11339 // install permission's state is shared across all users. 11340 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11341 // For legacy apps dangerous permissions are install time ones. 11342 grant = GRANT_INSTALL; 11343 } else if (origPermissions.hasInstallPermission(bp.name)) { 11344 // For legacy apps that became modern, install becomes runtime. 11345 grant = GRANT_UPGRADE; 11346 } else if (mPromoteSystemApps 11347 && isSystemApp(ps) 11348 && mExistingSystemPackages.contains(ps.name)) { 11349 // For legacy system apps, install becomes runtime. 11350 // We cannot check hasInstallPermission() for system apps since those 11351 // permissions were granted implicitly and not persisted pre-M. 11352 grant = GRANT_UPGRADE; 11353 } else { 11354 // For modern apps keep runtime permissions unchanged. 11355 grant = GRANT_RUNTIME; 11356 } 11357 } break; 11358 11359 case PermissionInfo.PROTECTION_SIGNATURE: { 11360 // For all apps signature permissions are install time ones. 11361 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11362 if (allowedSig) { 11363 grant = GRANT_INSTALL; 11364 } 11365 } break; 11366 } 11367 11368 if (DEBUG_INSTALL) { 11369 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11370 } 11371 11372 if (grant != GRANT_DENIED) { 11373 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11374 // If this is an existing, non-system package, then 11375 // we can't add any new permissions to it. 11376 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11377 // Except... if this is a permission that was added 11378 // to the platform (note: need to only do this when 11379 // updating the platform). 11380 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11381 grant = GRANT_DENIED; 11382 } 11383 } 11384 } 11385 11386 switch (grant) { 11387 case GRANT_INSTALL: { 11388 // Revoke this as runtime permission to handle the case of 11389 // a runtime permission being downgraded to an install one. 11390 // Also in permission review mode we keep dangerous permissions 11391 // for legacy apps 11392 for (int userId : UserManagerService.getInstance().getUserIds()) { 11393 if (origPermissions.getRuntimePermissionState( 11394 bp.name, userId) != null) { 11395 // Revoke the runtime permission and clear the flags. 11396 origPermissions.revokeRuntimePermission(bp, userId); 11397 origPermissions.updatePermissionFlags(bp, userId, 11398 PackageManager.MASK_PERMISSION_FLAGS, 0); 11399 // If we revoked a permission permission, we have to write. 11400 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11401 changedRuntimePermissionUserIds, userId); 11402 } 11403 } 11404 // Grant an install permission. 11405 if (permissionsState.grantInstallPermission(bp) != 11406 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11407 changedInstallPermission = true; 11408 } 11409 } break; 11410 11411 case GRANT_RUNTIME: { 11412 // Grant previously granted runtime permissions. 11413 for (int userId : UserManagerService.getInstance().getUserIds()) { 11414 PermissionState permissionState = origPermissions 11415 .getRuntimePermissionState(bp.name, userId); 11416 int flags = permissionState != null 11417 ? permissionState.getFlags() : 0; 11418 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11419 // Don't propagate the permission in a permission review mode if 11420 // the former was revoked, i.e. marked to not propagate on upgrade. 11421 // Note that in a permission review mode install permissions are 11422 // represented as constantly granted runtime ones since we need to 11423 // keep a per user state associated with the permission. Also the 11424 // revoke on upgrade flag is no longer applicable and is reset. 11425 final boolean revokeOnUpgrade = (flags & PackageManager 11426 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11427 if (revokeOnUpgrade) { 11428 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11429 // Since we changed the flags, we have to write. 11430 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11431 changedRuntimePermissionUserIds, userId); 11432 } 11433 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11434 if (permissionsState.grantRuntimePermission(bp, userId) == 11435 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11436 // If we cannot put the permission as it was, 11437 // we have to write. 11438 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11439 changedRuntimePermissionUserIds, userId); 11440 } 11441 } 11442 11443 // If the app supports runtime permissions no need for a review. 11444 if (mPermissionReviewRequired 11445 && appSupportsRuntimePermissions 11446 && (flags & PackageManager 11447 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11448 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11449 // Since we changed the flags, we have to write. 11450 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11451 changedRuntimePermissionUserIds, userId); 11452 } 11453 } else if (mPermissionReviewRequired 11454 && !appSupportsRuntimePermissions) { 11455 // For legacy apps that need a permission review, every new 11456 // runtime permission is granted but it is pending a review. 11457 // We also need to review only platform defined runtime 11458 // permissions as these are the only ones the platform knows 11459 // how to disable the API to simulate revocation as legacy 11460 // apps don't expect to run with revoked permissions. 11461 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11462 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11463 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11464 // We changed the flags, hence have to write. 11465 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11466 changedRuntimePermissionUserIds, userId); 11467 } 11468 } 11469 if (permissionsState.grantRuntimePermission(bp, userId) 11470 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11471 // We changed the permission, hence have to write. 11472 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11473 changedRuntimePermissionUserIds, userId); 11474 } 11475 } 11476 // Propagate the permission flags. 11477 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11478 } 11479 } break; 11480 11481 case GRANT_UPGRADE: { 11482 // Grant runtime permissions for a previously held install permission. 11483 PermissionState permissionState = origPermissions 11484 .getInstallPermissionState(bp.name); 11485 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11486 11487 if (origPermissions.revokeInstallPermission(bp) 11488 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11489 // We will be transferring the permission flags, so clear them. 11490 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11491 PackageManager.MASK_PERMISSION_FLAGS, 0); 11492 changedInstallPermission = true; 11493 } 11494 11495 // If the permission is not to be promoted to runtime we ignore it and 11496 // also its other flags as they are not applicable to install permissions. 11497 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11498 for (int userId : currentUserIds) { 11499 if (permissionsState.grantRuntimePermission(bp, userId) != 11500 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11501 // Transfer the permission flags. 11502 permissionsState.updatePermissionFlags(bp, userId, 11503 flags, flags); 11504 // If we granted the permission, we have to write. 11505 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11506 changedRuntimePermissionUserIds, userId); 11507 } 11508 } 11509 } 11510 } break; 11511 11512 default: { 11513 if (packageOfInterest == null 11514 || packageOfInterest.equals(pkg.packageName)) { 11515 Slog.w(TAG, "Not granting permission " + perm 11516 + " to package " + pkg.packageName 11517 + " because it was previously installed without"); 11518 } 11519 } break; 11520 } 11521 } else { 11522 if (permissionsState.revokeInstallPermission(bp) != 11523 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11524 // Also drop the permission flags. 11525 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11526 PackageManager.MASK_PERMISSION_FLAGS, 0); 11527 changedInstallPermission = true; 11528 Slog.i(TAG, "Un-granting permission " + perm 11529 + " from package " + pkg.packageName 11530 + " (protectionLevel=" + bp.protectionLevel 11531 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11532 + ")"); 11533 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11534 // Don't print warning for app op permissions, since it is fine for them 11535 // not to be granted, there is a UI for the user to decide. 11536 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11537 Slog.w(TAG, "Not granting permission " + perm 11538 + " to package " + pkg.packageName 11539 + " (protectionLevel=" + bp.protectionLevel 11540 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11541 + ")"); 11542 } 11543 } 11544 } 11545 } 11546 11547 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11548 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11549 // This is the first that we have heard about this package, so the 11550 // permissions we have now selected are fixed until explicitly 11551 // changed. 11552 ps.installPermissionsFixed = true; 11553 } 11554 11555 // Persist the runtime permissions state for users with changes. If permissions 11556 // were revoked because no app in the shared user declares them we have to 11557 // write synchronously to avoid losing runtime permissions state. 11558 for (int userId : changedRuntimePermissionUserIds) { 11559 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11560 } 11561 } 11562 11563 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11564 boolean allowed = false; 11565 final int NP = PackageParser.NEW_PERMISSIONS.length; 11566 for (int ip=0; ip<NP; ip++) { 11567 final PackageParser.NewPermissionInfo npi 11568 = PackageParser.NEW_PERMISSIONS[ip]; 11569 if (npi.name.equals(perm) 11570 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11571 allowed = true; 11572 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11573 + pkg.packageName); 11574 break; 11575 } 11576 } 11577 return allowed; 11578 } 11579 11580 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11581 BasePermission bp, PermissionsState origPermissions) { 11582 boolean privilegedPermission = (bp.protectionLevel 11583 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11584 boolean privappPermissionsDisable = 11585 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11586 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11587 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11588 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11589 && !platformPackage && platformPermission) { 11590 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11591 .getPrivAppPermissions(pkg.packageName); 11592 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11593 if (!whitelisted) { 11594 Slog.w(TAG, "Privileged permission " + perm + " for package " 11595 + pkg.packageName + " - not in privapp-permissions whitelist"); 11596 // Only report violations for apps on system image 11597 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11598 if (mPrivappPermissionsViolations == null) { 11599 mPrivappPermissionsViolations = new ArraySet<>(); 11600 } 11601 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11602 } 11603 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11604 return false; 11605 } 11606 } 11607 } 11608 boolean allowed = (compareSignatures( 11609 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11610 == PackageManager.SIGNATURE_MATCH) 11611 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11612 == PackageManager.SIGNATURE_MATCH); 11613 if (!allowed && privilegedPermission) { 11614 if (isSystemApp(pkg)) { 11615 // For updated system applications, a system permission 11616 // is granted only if it had been defined by the original application. 11617 if (pkg.isUpdatedSystemApp()) { 11618 final PackageSetting sysPs = mSettings 11619 .getDisabledSystemPkgLPr(pkg.packageName); 11620 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11621 // If the original was granted this permission, we take 11622 // that grant decision as read and propagate it to the 11623 // update. 11624 if (sysPs.isPrivileged()) { 11625 allowed = true; 11626 } 11627 } else { 11628 // The system apk may have been updated with an older 11629 // version of the one on the data partition, but which 11630 // granted a new system permission that it didn't have 11631 // before. In this case we do want to allow the app to 11632 // now get the new permission if the ancestral apk is 11633 // privileged to get it. 11634 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11635 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11636 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11637 allowed = true; 11638 break; 11639 } 11640 } 11641 } 11642 // Also if a privileged parent package on the system image or any of 11643 // its children requested a privileged permission, the updated child 11644 // packages can also get the permission. 11645 if (pkg.parentPackage != null) { 11646 final PackageSetting disabledSysParentPs = mSettings 11647 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11648 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11649 && disabledSysParentPs.isPrivileged()) { 11650 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11651 allowed = true; 11652 } else if (disabledSysParentPs.pkg.childPackages != null) { 11653 final int count = disabledSysParentPs.pkg.childPackages.size(); 11654 for (int i = 0; i < count; i++) { 11655 PackageParser.Package disabledSysChildPkg = 11656 disabledSysParentPs.pkg.childPackages.get(i); 11657 if (isPackageRequestingPermission(disabledSysChildPkg, 11658 perm)) { 11659 allowed = true; 11660 break; 11661 } 11662 } 11663 } 11664 } 11665 } 11666 } 11667 } else { 11668 allowed = isPrivilegedApp(pkg); 11669 } 11670 } 11671 } 11672 if (!allowed) { 11673 if (!allowed && (bp.protectionLevel 11674 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11675 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11676 // If this was a previously normal/dangerous permission that got moved 11677 // to a system permission as part of the runtime permission redesign, then 11678 // we still want to blindly grant it to old apps. 11679 allowed = true; 11680 } 11681 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11682 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11683 // If this permission is to be granted to the system installer and 11684 // this app is an installer, then it gets the permission. 11685 allowed = true; 11686 } 11687 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11688 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11689 // If this permission is to be granted to the system verifier and 11690 // this app is a verifier, then it gets the permission. 11691 allowed = true; 11692 } 11693 if (!allowed && (bp.protectionLevel 11694 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11695 && isSystemApp(pkg)) { 11696 // Any pre-installed system app is allowed to get this permission. 11697 allowed = true; 11698 } 11699 if (!allowed && (bp.protectionLevel 11700 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11701 // For development permissions, a development permission 11702 // is granted only if it was already granted. 11703 allowed = origPermissions.hasInstallPermission(perm); 11704 } 11705 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11706 && pkg.packageName.equals(mSetupWizardPackage)) { 11707 // If this permission is to be granted to the system setup wizard and 11708 // this app is a setup wizard, then it gets the permission. 11709 allowed = true; 11710 } 11711 } 11712 return allowed; 11713 } 11714 11715 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11716 final int permCount = pkg.requestedPermissions.size(); 11717 for (int j = 0; j < permCount; j++) { 11718 String requestedPermission = pkg.requestedPermissions.get(j); 11719 if (permission.equals(requestedPermission)) { 11720 return true; 11721 } 11722 } 11723 return false; 11724 } 11725 11726 final class ActivityIntentResolver 11727 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11728 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11729 boolean defaultOnly, int userId) { 11730 if (!sUserManager.exists(userId)) return null; 11731 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11732 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11733 } 11734 11735 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11736 int userId) { 11737 if (!sUserManager.exists(userId)) return null; 11738 mFlags = flags; 11739 return super.queryIntent(intent, resolvedType, 11740 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11741 userId); 11742 } 11743 11744 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11745 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11746 if (!sUserManager.exists(userId)) return null; 11747 if (packageActivities == null) { 11748 return null; 11749 } 11750 mFlags = flags; 11751 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11752 final int N = packageActivities.size(); 11753 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11754 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11755 11756 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11757 for (int i = 0; i < N; ++i) { 11758 intentFilters = packageActivities.get(i).intents; 11759 if (intentFilters != null && intentFilters.size() > 0) { 11760 PackageParser.ActivityIntentInfo[] array = 11761 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11762 intentFilters.toArray(array); 11763 listCut.add(array); 11764 } 11765 } 11766 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11767 } 11768 11769 /** 11770 * Finds a privileged activity that matches the specified activity names. 11771 */ 11772 private PackageParser.Activity findMatchingActivity( 11773 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11774 for (PackageParser.Activity sysActivity : activityList) { 11775 if (sysActivity.info.name.equals(activityInfo.name)) { 11776 return sysActivity; 11777 } 11778 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11779 return sysActivity; 11780 } 11781 if (sysActivity.info.targetActivity != null) { 11782 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11783 return sysActivity; 11784 } 11785 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11786 return sysActivity; 11787 } 11788 } 11789 } 11790 return null; 11791 } 11792 11793 public class IterGenerator<E> { 11794 public Iterator<E> generate(ActivityIntentInfo info) { 11795 return null; 11796 } 11797 } 11798 11799 public class ActionIterGenerator extends IterGenerator<String> { 11800 @Override 11801 public Iterator<String> generate(ActivityIntentInfo info) { 11802 return info.actionsIterator(); 11803 } 11804 } 11805 11806 public class CategoriesIterGenerator extends IterGenerator<String> { 11807 @Override 11808 public Iterator<String> generate(ActivityIntentInfo info) { 11809 return info.categoriesIterator(); 11810 } 11811 } 11812 11813 public class SchemesIterGenerator extends IterGenerator<String> { 11814 @Override 11815 public Iterator<String> generate(ActivityIntentInfo info) { 11816 return info.schemesIterator(); 11817 } 11818 } 11819 11820 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11821 @Override 11822 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11823 return info.authoritiesIterator(); 11824 } 11825 } 11826 11827 /** 11828 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11829 * MODIFIED. Do not pass in a list that should not be changed. 11830 */ 11831 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11832 IterGenerator<T> generator, Iterator<T> searchIterator) { 11833 // loop through the set of actions; every one must be found in the intent filter 11834 while (searchIterator.hasNext()) { 11835 // we must have at least one filter in the list to consider a match 11836 if (intentList.size() == 0) { 11837 break; 11838 } 11839 11840 final T searchAction = searchIterator.next(); 11841 11842 // loop through the set of intent filters 11843 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11844 while (intentIter.hasNext()) { 11845 final ActivityIntentInfo intentInfo = intentIter.next(); 11846 boolean selectionFound = false; 11847 11848 // loop through the intent filter's selection criteria; at least one 11849 // of them must match the searched criteria 11850 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11851 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11852 final T intentSelection = intentSelectionIter.next(); 11853 if (intentSelection != null && intentSelection.equals(searchAction)) { 11854 selectionFound = true; 11855 break; 11856 } 11857 } 11858 11859 // the selection criteria wasn't found in this filter's set; this filter 11860 // is not a potential match 11861 if (!selectionFound) { 11862 intentIter.remove(); 11863 } 11864 } 11865 } 11866 } 11867 11868 private boolean isProtectedAction(ActivityIntentInfo filter) { 11869 final Iterator<String> actionsIter = filter.actionsIterator(); 11870 while (actionsIter != null && actionsIter.hasNext()) { 11871 final String filterAction = actionsIter.next(); 11872 if (PROTECTED_ACTIONS.contains(filterAction)) { 11873 return true; 11874 } 11875 } 11876 return false; 11877 } 11878 11879 /** 11880 * Adjusts the priority of the given intent filter according to policy. 11881 * <p> 11882 * <ul> 11883 * <li>The priority for non privileged applications is capped to '0'</li> 11884 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11885 * <li>The priority for unbundled updates to privileged applications is capped to the 11886 * priority defined on the system partition</li> 11887 * </ul> 11888 * <p> 11889 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11890 * allowed to obtain any priority on any action. 11891 */ 11892 private void adjustPriority( 11893 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11894 // nothing to do; priority is fine as-is 11895 if (intent.getPriority() <= 0) { 11896 return; 11897 } 11898 11899 final ActivityInfo activityInfo = intent.activity.info; 11900 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11901 11902 final boolean privilegedApp = 11903 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11904 if (!privilegedApp) { 11905 // non-privileged applications can never define a priority >0 11906 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11907 + " package: " + applicationInfo.packageName 11908 + " activity: " + intent.activity.className 11909 + " origPrio: " + intent.getPriority()); 11910 intent.setPriority(0); 11911 return; 11912 } 11913 11914 if (systemActivities == null) { 11915 // the system package is not disabled; we're parsing the system partition 11916 if (isProtectedAction(intent)) { 11917 if (mDeferProtectedFilters) { 11918 // We can't deal with these just yet. No component should ever obtain a 11919 // >0 priority for a protected actions, with ONE exception -- the setup 11920 // wizard. The setup wizard, however, cannot be known until we're able to 11921 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11922 // until all intent filters have been processed. Chicken, meet egg. 11923 // Let the filter temporarily have a high priority and rectify the 11924 // priorities after all system packages have been scanned. 11925 mProtectedFilters.add(intent); 11926 if (DEBUG_FILTERS) { 11927 Slog.i(TAG, "Protected action; save for later;" 11928 + " package: " + applicationInfo.packageName 11929 + " activity: " + intent.activity.className 11930 + " origPrio: " + intent.getPriority()); 11931 } 11932 return; 11933 } else { 11934 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11935 Slog.i(TAG, "No setup wizard;" 11936 + " All protected intents capped to priority 0"); 11937 } 11938 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11939 if (DEBUG_FILTERS) { 11940 Slog.i(TAG, "Found setup wizard;" 11941 + " allow priority " + intent.getPriority() + ";" 11942 + " package: " + intent.activity.info.packageName 11943 + " activity: " + intent.activity.className 11944 + " priority: " + intent.getPriority()); 11945 } 11946 // setup wizard gets whatever it wants 11947 return; 11948 } 11949 Slog.w(TAG, "Protected action; cap priority to 0;" 11950 + " package: " + intent.activity.info.packageName 11951 + " activity: " + intent.activity.className 11952 + " origPrio: " + intent.getPriority()); 11953 intent.setPriority(0); 11954 return; 11955 } 11956 } 11957 // privileged apps on the system image get whatever priority they request 11958 return; 11959 } 11960 11961 // privileged app unbundled update ... try to find the same activity 11962 final PackageParser.Activity foundActivity = 11963 findMatchingActivity(systemActivities, activityInfo); 11964 if (foundActivity == null) { 11965 // this is a new activity; it cannot obtain >0 priority 11966 if (DEBUG_FILTERS) { 11967 Slog.i(TAG, "New activity; cap priority to 0;" 11968 + " package: " + applicationInfo.packageName 11969 + " activity: " + intent.activity.className 11970 + " origPrio: " + intent.getPriority()); 11971 } 11972 intent.setPriority(0); 11973 return; 11974 } 11975 11976 // found activity, now check for filter equivalence 11977 11978 // a shallow copy is enough; we modify the list, not its contents 11979 final List<ActivityIntentInfo> intentListCopy = 11980 new ArrayList<>(foundActivity.intents); 11981 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11982 11983 // find matching action subsets 11984 final Iterator<String> actionsIterator = intent.actionsIterator(); 11985 if (actionsIterator != null) { 11986 getIntentListSubset( 11987 intentListCopy, new ActionIterGenerator(), actionsIterator); 11988 if (intentListCopy.size() == 0) { 11989 // no more intents to match; we're not equivalent 11990 if (DEBUG_FILTERS) { 11991 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11992 + " package: " + applicationInfo.packageName 11993 + " activity: " + intent.activity.className 11994 + " origPrio: " + intent.getPriority()); 11995 } 11996 intent.setPriority(0); 11997 return; 11998 } 11999 } 12000 12001 // find matching category subsets 12002 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12003 if (categoriesIterator != null) { 12004 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12005 categoriesIterator); 12006 if (intentListCopy.size() == 0) { 12007 // no more intents to match; we're not equivalent 12008 if (DEBUG_FILTERS) { 12009 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12010 + " package: " + applicationInfo.packageName 12011 + " activity: " + intent.activity.className 12012 + " origPrio: " + intent.getPriority()); 12013 } 12014 intent.setPriority(0); 12015 return; 12016 } 12017 } 12018 12019 // find matching schemes subsets 12020 final Iterator<String> schemesIterator = intent.schemesIterator(); 12021 if (schemesIterator != null) { 12022 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12023 schemesIterator); 12024 if (intentListCopy.size() == 0) { 12025 // no more intents to match; we're not equivalent 12026 if (DEBUG_FILTERS) { 12027 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12028 + " package: " + applicationInfo.packageName 12029 + " activity: " + intent.activity.className 12030 + " origPrio: " + intent.getPriority()); 12031 } 12032 intent.setPriority(0); 12033 return; 12034 } 12035 } 12036 12037 // find matching authorities subsets 12038 final Iterator<IntentFilter.AuthorityEntry> 12039 authoritiesIterator = intent.authoritiesIterator(); 12040 if (authoritiesIterator != null) { 12041 getIntentListSubset(intentListCopy, 12042 new AuthoritiesIterGenerator(), 12043 authoritiesIterator); 12044 if (intentListCopy.size() == 0) { 12045 // no more intents to match; we're not equivalent 12046 if (DEBUG_FILTERS) { 12047 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12048 + " package: " + applicationInfo.packageName 12049 + " activity: " + intent.activity.className 12050 + " origPrio: " + intent.getPriority()); 12051 } 12052 intent.setPriority(0); 12053 return; 12054 } 12055 } 12056 12057 // we found matching filter(s); app gets the max priority of all intents 12058 int cappedPriority = 0; 12059 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12060 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12061 } 12062 if (intent.getPriority() > cappedPriority) { 12063 if (DEBUG_FILTERS) { 12064 Slog.i(TAG, "Found matching filter(s);" 12065 + " cap priority to " + cappedPriority + ";" 12066 + " package: " + applicationInfo.packageName 12067 + " activity: " + intent.activity.className 12068 + " origPrio: " + intent.getPriority()); 12069 } 12070 intent.setPriority(cappedPriority); 12071 return; 12072 } 12073 // all this for nothing; the requested priority was <= what was on the system 12074 } 12075 12076 public final void addActivity(PackageParser.Activity a, String type) { 12077 mActivities.put(a.getComponentName(), a); 12078 if (DEBUG_SHOW_INFO) 12079 Log.v( 12080 TAG, " " + type + " " + 12081 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12082 if (DEBUG_SHOW_INFO) 12083 Log.v(TAG, " Class=" + a.info.name); 12084 final int NI = a.intents.size(); 12085 for (int j=0; j<NI; j++) { 12086 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12087 if ("activity".equals(type)) { 12088 final PackageSetting ps = 12089 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12090 final List<PackageParser.Activity> systemActivities = 12091 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12092 adjustPriority(systemActivities, intent); 12093 } 12094 if (DEBUG_SHOW_INFO) { 12095 Log.v(TAG, " IntentFilter:"); 12096 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12097 } 12098 if (!intent.debugCheck()) { 12099 Log.w(TAG, "==> For Activity " + a.info.name); 12100 } 12101 addFilter(intent); 12102 } 12103 } 12104 12105 public final void removeActivity(PackageParser.Activity a, String type) { 12106 mActivities.remove(a.getComponentName()); 12107 if (DEBUG_SHOW_INFO) { 12108 Log.v(TAG, " " + type + " " 12109 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12110 : a.info.name) + ":"); 12111 Log.v(TAG, " Class=" + a.info.name); 12112 } 12113 final int NI = a.intents.size(); 12114 for (int j=0; j<NI; j++) { 12115 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12116 if (DEBUG_SHOW_INFO) { 12117 Log.v(TAG, " IntentFilter:"); 12118 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12119 } 12120 removeFilter(intent); 12121 } 12122 } 12123 12124 @Override 12125 protected boolean allowFilterResult( 12126 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12127 ActivityInfo filterAi = filter.activity.info; 12128 for (int i=dest.size()-1; i>=0; i--) { 12129 ActivityInfo destAi = dest.get(i).activityInfo; 12130 if (destAi.name == filterAi.name 12131 && destAi.packageName == filterAi.packageName) { 12132 return false; 12133 } 12134 } 12135 return true; 12136 } 12137 12138 @Override 12139 protected ActivityIntentInfo[] newArray(int size) { 12140 return new ActivityIntentInfo[size]; 12141 } 12142 12143 @Override 12144 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12145 if (!sUserManager.exists(userId)) return true; 12146 PackageParser.Package p = filter.activity.owner; 12147 if (p != null) { 12148 PackageSetting ps = (PackageSetting)p.mExtras; 12149 if (ps != null) { 12150 // System apps are never considered stopped for purposes of 12151 // filtering, because there may be no way for the user to 12152 // actually re-launch them. 12153 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12154 && ps.getStopped(userId); 12155 } 12156 } 12157 return false; 12158 } 12159 12160 @Override 12161 protected boolean isPackageForFilter(String packageName, 12162 PackageParser.ActivityIntentInfo info) { 12163 return packageName.equals(info.activity.owner.packageName); 12164 } 12165 12166 @Override 12167 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12168 int match, int userId) { 12169 if (!sUserManager.exists(userId)) return null; 12170 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12171 return null; 12172 } 12173 final PackageParser.Activity activity = info.activity; 12174 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12175 if (ps == null) { 12176 return null; 12177 } 12178 final PackageUserState userState = ps.readUserState(userId); 12179 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12180 userState, userId); 12181 if (ai == null) { 12182 return null; 12183 } 12184 final boolean matchVisibleToInstantApp = 12185 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12186 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12187 // throw out filters that aren't visible to ephemeral apps 12188 if (matchVisibleToInstantApp 12189 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12190 return null; 12191 } 12192 // throw out ephemeral filters if we're not explicitly requesting them 12193 if (!isInstantApp && userState.instantApp) { 12194 return null; 12195 } 12196 // throw out instant app filters if updates are available; will trigger 12197 // instant app resolution 12198 if (userState.instantApp && ps.isUpdateAvailable()) { 12199 return null; 12200 } 12201 final ResolveInfo res = new ResolveInfo(); 12202 res.activityInfo = ai; 12203 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12204 res.filter = info; 12205 } 12206 if (info != null) { 12207 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12208 } 12209 res.priority = info.getPriority(); 12210 res.preferredOrder = activity.owner.mPreferredOrder; 12211 //System.out.println("Result: " + res.activityInfo.className + 12212 // " = " + res.priority); 12213 res.match = match; 12214 res.isDefault = info.hasDefault; 12215 res.labelRes = info.labelRes; 12216 res.nonLocalizedLabel = info.nonLocalizedLabel; 12217 if (userNeedsBadging(userId)) { 12218 res.noResourceId = true; 12219 } else { 12220 res.icon = info.icon; 12221 } 12222 res.iconResourceId = info.icon; 12223 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12224 res.instantAppAvailable = userState.instantApp; 12225 return res; 12226 } 12227 12228 @Override 12229 protected void sortResults(List<ResolveInfo> results) { 12230 Collections.sort(results, mResolvePrioritySorter); 12231 } 12232 12233 @Override 12234 protected void dumpFilter(PrintWriter out, String prefix, 12235 PackageParser.ActivityIntentInfo filter) { 12236 out.print(prefix); out.print( 12237 Integer.toHexString(System.identityHashCode(filter.activity))); 12238 out.print(' '); 12239 filter.activity.printComponentShortName(out); 12240 out.print(" filter "); 12241 out.println(Integer.toHexString(System.identityHashCode(filter))); 12242 } 12243 12244 @Override 12245 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12246 return filter.activity; 12247 } 12248 12249 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12250 PackageParser.Activity activity = (PackageParser.Activity)label; 12251 out.print(prefix); out.print( 12252 Integer.toHexString(System.identityHashCode(activity))); 12253 out.print(' '); 12254 activity.printComponentShortName(out); 12255 if (count > 1) { 12256 out.print(" ("); out.print(count); out.print(" filters)"); 12257 } 12258 out.println(); 12259 } 12260 12261 // Keys are String (activity class name), values are Activity. 12262 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12263 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12264 private int mFlags; 12265 } 12266 12267 private final class ServiceIntentResolver 12268 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12269 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12270 boolean defaultOnly, int userId) { 12271 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12272 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12273 } 12274 12275 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12276 int userId) { 12277 if (!sUserManager.exists(userId)) return null; 12278 mFlags = flags; 12279 return super.queryIntent(intent, resolvedType, 12280 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12281 userId); 12282 } 12283 12284 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12285 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12286 if (!sUserManager.exists(userId)) return null; 12287 if (packageServices == null) { 12288 return null; 12289 } 12290 mFlags = flags; 12291 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12292 final int N = packageServices.size(); 12293 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12294 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12295 12296 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12297 for (int i = 0; i < N; ++i) { 12298 intentFilters = packageServices.get(i).intents; 12299 if (intentFilters != null && intentFilters.size() > 0) { 12300 PackageParser.ServiceIntentInfo[] array = 12301 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12302 intentFilters.toArray(array); 12303 listCut.add(array); 12304 } 12305 } 12306 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12307 } 12308 12309 public final void addService(PackageParser.Service s) { 12310 mServices.put(s.getComponentName(), s); 12311 if (DEBUG_SHOW_INFO) { 12312 Log.v(TAG, " " 12313 + (s.info.nonLocalizedLabel != null 12314 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12315 Log.v(TAG, " Class=" + s.info.name); 12316 } 12317 final int NI = s.intents.size(); 12318 int j; 12319 for (j=0; j<NI; j++) { 12320 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12321 if (DEBUG_SHOW_INFO) { 12322 Log.v(TAG, " IntentFilter:"); 12323 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12324 } 12325 if (!intent.debugCheck()) { 12326 Log.w(TAG, "==> For Service " + s.info.name); 12327 } 12328 addFilter(intent); 12329 } 12330 } 12331 12332 public final void removeService(PackageParser.Service s) { 12333 mServices.remove(s.getComponentName()); 12334 if (DEBUG_SHOW_INFO) { 12335 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12336 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12337 Log.v(TAG, " Class=" + s.info.name); 12338 } 12339 final int NI = s.intents.size(); 12340 int j; 12341 for (j=0; j<NI; j++) { 12342 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12343 if (DEBUG_SHOW_INFO) { 12344 Log.v(TAG, " IntentFilter:"); 12345 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12346 } 12347 removeFilter(intent); 12348 } 12349 } 12350 12351 @Override 12352 protected boolean allowFilterResult( 12353 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12354 ServiceInfo filterSi = filter.service.info; 12355 for (int i=dest.size()-1; i>=0; i--) { 12356 ServiceInfo destAi = dest.get(i).serviceInfo; 12357 if (destAi.name == filterSi.name 12358 && destAi.packageName == filterSi.packageName) { 12359 return false; 12360 } 12361 } 12362 return true; 12363 } 12364 12365 @Override 12366 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12367 return new PackageParser.ServiceIntentInfo[size]; 12368 } 12369 12370 @Override 12371 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12372 if (!sUserManager.exists(userId)) return true; 12373 PackageParser.Package p = filter.service.owner; 12374 if (p != null) { 12375 PackageSetting ps = (PackageSetting)p.mExtras; 12376 if (ps != null) { 12377 // System apps are never considered stopped for purposes of 12378 // filtering, because there may be no way for the user to 12379 // actually re-launch them. 12380 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12381 && ps.getStopped(userId); 12382 } 12383 } 12384 return false; 12385 } 12386 12387 @Override 12388 protected boolean isPackageForFilter(String packageName, 12389 PackageParser.ServiceIntentInfo info) { 12390 return packageName.equals(info.service.owner.packageName); 12391 } 12392 12393 @Override 12394 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12395 int match, int userId) { 12396 if (!sUserManager.exists(userId)) return null; 12397 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12398 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12399 return null; 12400 } 12401 final PackageParser.Service service = info.service; 12402 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12403 if (ps == null) { 12404 return null; 12405 } 12406 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12407 ps.readUserState(userId), userId); 12408 if (si == null) { 12409 return null; 12410 } 12411 final ResolveInfo res = new ResolveInfo(); 12412 res.serviceInfo = si; 12413 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12414 res.filter = filter; 12415 } 12416 res.priority = info.getPriority(); 12417 res.preferredOrder = service.owner.mPreferredOrder; 12418 res.match = match; 12419 res.isDefault = info.hasDefault; 12420 res.labelRes = info.labelRes; 12421 res.nonLocalizedLabel = info.nonLocalizedLabel; 12422 res.icon = info.icon; 12423 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12424 return res; 12425 } 12426 12427 @Override 12428 protected void sortResults(List<ResolveInfo> results) { 12429 Collections.sort(results, mResolvePrioritySorter); 12430 } 12431 12432 @Override 12433 protected void dumpFilter(PrintWriter out, String prefix, 12434 PackageParser.ServiceIntentInfo filter) { 12435 out.print(prefix); out.print( 12436 Integer.toHexString(System.identityHashCode(filter.service))); 12437 out.print(' '); 12438 filter.service.printComponentShortName(out); 12439 out.print(" filter "); 12440 out.println(Integer.toHexString(System.identityHashCode(filter))); 12441 } 12442 12443 @Override 12444 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12445 return filter.service; 12446 } 12447 12448 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12449 PackageParser.Service service = (PackageParser.Service)label; 12450 out.print(prefix); out.print( 12451 Integer.toHexString(System.identityHashCode(service))); 12452 out.print(' '); 12453 service.printComponentShortName(out); 12454 if (count > 1) { 12455 out.print(" ("); out.print(count); out.print(" filters)"); 12456 } 12457 out.println(); 12458 } 12459 12460// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12461// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12462// final List<ResolveInfo> retList = Lists.newArrayList(); 12463// while (i.hasNext()) { 12464// final ResolveInfo resolveInfo = (ResolveInfo) i; 12465// if (isEnabledLP(resolveInfo.serviceInfo)) { 12466// retList.add(resolveInfo); 12467// } 12468// } 12469// return retList; 12470// } 12471 12472 // Keys are String (activity class name), values are Activity. 12473 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12474 = new ArrayMap<ComponentName, PackageParser.Service>(); 12475 private int mFlags; 12476 } 12477 12478 private final class ProviderIntentResolver 12479 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12480 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12481 boolean defaultOnly, int userId) { 12482 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12483 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12484 } 12485 12486 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12487 int userId) { 12488 if (!sUserManager.exists(userId)) 12489 return null; 12490 mFlags = flags; 12491 return super.queryIntent(intent, resolvedType, 12492 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12493 userId); 12494 } 12495 12496 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12497 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12498 if (!sUserManager.exists(userId)) 12499 return null; 12500 if (packageProviders == null) { 12501 return null; 12502 } 12503 mFlags = flags; 12504 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12505 final int N = packageProviders.size(); 12506 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12507 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12508 12509 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12510 for (int i = 0; i < N; ++i) { 12511 intentFilters = packageProviders.get(i).intents; 12512 if (intentFilters != null && intentFilters.size() > 0) { 12513 PackageParser.ProviderIntentInfo[] array = 12514 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12515 intentFilters.toArray(array); 12516 listCut.add(array); 12517 } 12518 } 12519 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12520 } 12521 12522 public final void addProvider(PackageParser.Provider p) { 12523 if (mProviders.containsKey(p.getComponentName())) { 12524 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12525 return; 12526 } 12527 12528 mProviders.put(p.getComponentName(), p); 12529 if (DEBUG_SHOW_INFO) { 12530 Log.v(TAG, " " 12531 + (p.info.nonLocalizedLabel != null 12532 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12533 Log.v(TAG, " Class=" + p.info.name); 12534 } 12535 final int NI = p.intents.size(); 12536 int j; 12537 for (j = 0; j < NI; j++) { 12538 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12539 if (DEBUG_SHOW_INFO) { 12540 Log.v(TAG, " IntentFilter:"); 12541 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12542 } 12543 if (!intent.debugCheck()) { 12544 Log.w(TAG, "==> For Provider " + p.info.name); 12545 } 12546 addFilter(intent); 12547 } 12548 } 12549 12550 public final void removeProvider(PackageParser.Provider p) { 12551 mProviders.remove(p.getComponentName()); 12552 if (DEBUG_SHOW_INFO) { 12553 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12554 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12555 Log.v(TAG, " Class=" + p.info.name); 12556 } 12557 final int NI = p.intents.size(); 12558 int j; 12559 for (j = 0; j < NI; j++) { 12560 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12561 if (DEBUG_SHOW_INFO) { 12562 Log.v(TAG, " IntentFilter:"); 12563 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12564 } 12565 removeFilter(intent); 12566 } 12567 } 12568 12569 @Override 12570 protected boolean allowFilterResult( 12571 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12572 ProviderInfo filterPi = filter.provider.info; 12573 for (int i = dest.size() - 1; i >= 0; i--) { 12574 ProviderInfo destPi = dest.get(i).providerInfo; 12575 if (destPi.name == filterPi.name 12576 && destPi.packageName == filterPi.packageName) { 12577 return false; 12578 } 12579 } 12580 return true; 12581 } 12582 12583 @Override 12584 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12585 return new PackageParser.ProviderIntentInfo[size]; 12586 } 12587 12588 @Override 12589 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12590 if (!sUserManager.exists(userId)) 12591 return true; 12592 PackageParser.Package p = filter.provider.owner; 12593 if (p != null) { 12594 PackageSetting ps = (PackageSetting) p.mExtras; 12595 if (ps != null) { 12596 // System apps are never considered stopped for purposes of 12597 // filtering, because there may be no way for the user to 12598 // actually re-launch them. 12599 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12600 && ps.getStopped(userId); 12601 } 12602 } 12603 return false; 12604 } 12605 12606 @Override 12607 protected boolean isPackageForFilter(String packageName, 12608 PackageParser.ProviderIntentInfo info) { 12609 return packageName.equals(info.provider.owner.packageName); 12610 } 12611 12612 @Override 12613 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12614 int match, int userId) { 12615 if (!sUserManager.exists(userId)) 12616 return null; 12617 final PackageParser.ProviderIntentInfo info = filter; 12618 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12619 return null; 12620 } 12621 final PackageParser.Provider provider = info.provider; 12622 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12623 if (ps == null) { 12624 return null; 12625 } 12626 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12627 ps.readUserState(userId), userId); 12628 if (pi == null) { 12629 return null; 12630 } 12631 final ResolveInfo res = new ResolveInfo(); 12632 res.providerInfo = pi; 12633 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12634 res.filter = filter; 12635 } 12636 res.priority = info.getPriority(); 12637 res.preferredOrder = provider.owner.mPreferredOrder; 12638 res.match = match; 12639 res.isDefault = info.hasDefault; 12640 res.labelRes = info.labelRes; 12641 res.nonLocalizedLabel = info.nonLocalizedLabel; 12642 res.icon = info.icon; 12643 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12644 return res; 12645 } 12646 12647 @Override 12648 protected void sortResults(List<ResolveInfo> results) { 12649 Collections.sort(results, mResolvePrioritySorter); 12650 } 12651 12652 @Override 12653 protected void dumpFilter(PrintWriter out, String prefix, 12654 PackageParser.ProviderIntentInfo filter) { 12655 out.print(prefix); 12656 out.print( 12657 Integer.toHexString(System.identityHashCode(filter.provider))); 12658 out.print(' '); 12659 filter.provider.printComponentShortName(out); 12660 out.print(" filter "); 12661 out.println(Integer.toHexString(System.identityHashCode(filter))); 12662 } 12663 12664 @Override 12665 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12666 return filter.provider; 12667 } 12668 12669 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12670 PackageParser.Provider provider = (PackageParser.Provider)label; 12671 out.print(prefix); out.print( 12672 Integer.toHexString(System.identityHashCode(provider))); 12673 out.print(' '); 12674 provider.printComponentShortName(out); 12675 if (count > 1) { 12676 out.print(" ("); out.print(count); out.print(" filters)"); 12677 } 12678 out.println(); 12679 } 12680 12681 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12682 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12683 private int mFlags; 12684 } 12685 12686 static final class EphemeralIntentResolver 12687 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12688 /** 12689 * The result that has the highest defined order. Ordering applies on a 12690 * per-package basis. Mapping is from package name to Pair of order and 12691 * EphemeralResolveInfo. 12692 * <p> 12693 * NOTE: This is implemented as a field variable for convenience and efficiency. 12694 * By having a field variable, we're able to track filter ordering as soon as 12695 * a non-zero order is defined. Otherwise, multiple loops across the result set 12696 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12697 * this needs to be contained entirely within {@link #filterResults}. 12698 */ 12699 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12700 12701 @Override 12702 protected AuxiliaryResolveInfo[] newArray(int size) { 12703 return new AuxiliaryResolveInfo[size]; 12704 } 12705 12706 @Override 12707 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12708 return true; 12709 } 12710 12711 @Override 12712 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12713 int userId) { 12714 if (!sUserManager.exists(userId)) { 12715 return null; 12716 } 12717 final String packageName = responseObj.resolveInfo.getPackageName(); 12718 final Integer order = responseObj.getOrder(); 12719 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12720 mOrderResult.get(packageName); 12721 // ordering is enabled and this item's order isn't high enough 12722 if (lastOrderResult != null && lastOrderResult.first >= order) { 12723 return null; 12724 } 12725 final InstantAppResolveInfo res = responseObj.resolveInfo; 12726 if (order > 0) { 12727 // non-zero order, enable ordering 12728 mOrderResult.put(packageName, new Pair<>(order, res)); 12729 } 12730 return responseObj; 12731 } 12732 12733 @Override 12734 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12735 // only do work if ordering is enabled [most of the time it won't be] 12736 if (mOrderResult.size() == 0) { 12737 return; 12738 } 12739 int resultSize = results.size(); 12740 for (int i = 0; i < resultSize; i++) { 12741 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12742 final String packageName = info.getPackageName(); 12743 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12744 if (savedInfo == null) { 12745 // package doesn't having ordering 12746 continue; 12747 } 12748 if (savedInfo.second == info) { 12749 // circled back to the highest ordered item; remove from order list 12750 mOrderResult.remove(savedInfo); 12751 if (mOrderResult.size() == 0) { 12752 // no more ordered items 12753 break; 12754 } 12755 continue; 12756 } 12757 // item has a worse order, remove it from the result list 12758 results.remove(i); 12759 resultSize--; 12760 i--; 12761 } 12762 } 12763 } 12764 12765 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12766 new Comparator<ResolveInfo>() { 12767 public int compare(ResolveInfo r1, ResolveInfo r2) { 12768 int v1 = r1.priority; 12769 int v2 = r2.priority; 12770 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12771 if (v1 != v2) { 12772 return (v1 > v2) ? -1 : 1; 12773 } 12774 v1 = r1.preferredOrder; 12775 v2 = r2.preferredOrder; 12776 if (v1 != v2) { 12777 return (v1 > v2) ? -1 : 1; 12778 } 12779 if (r1.isDefault != r2.isDefault) { 12780 return r1.isDefault ? -1 : 1; 12781 } 12782 v1 = r1.match; 12783 v2 = r2.match; 12784 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12785 if (v1 != v2) { 12786 return (v1 > v2) ? -1 : 1; 12787 } 12788 if (r1.system != r2.system) { 12789 return r1.system ? -1 : 1; 12790 } 12791 if (r1.activityInfo != null) { 12792 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12793 } 12794 if (r1.serviceInfo != null) { 12795 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12796 } 12797 if (r1.providerInfo != null) { 12798 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12799 } 12800 return 0; 12801 } 12802 }; 12803 12804 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12805 new Comparator<ProviderInfo>() { 12806 public int compare(ProviderInfo p1, ProviderInfo p2) { 12807 final int v1 = p1.initOrder; 12808 final int v2 = p2.initOrder; 12809 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12810 } 12811 }; 12812 12813 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12814 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12815 final int[] userIds) { 12816 mHandler.post(new Runnable() { 12817 @Override 12818 public void run() { 12819 try { 12820 final IActivityManager am = ActivityManager.getService(); 12821 if (am == null) return; 12822 final int[] resolvedUserIds; 12823 if (userIds == null) { 12824 resolvedUserIds = am.getRunningUserIds(); 12825 } else { 12826 resolvedUserIds = userIds; 12827 } 12828 for (int id : resolvedUserIds) { 12829 final Intent intent = new Intent(action, 12830 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12831 if (extras != null) { 12832 intent.putExtras(extras); 12833 } 12834 if (targetPkg != null) { 12835 intent.setPackage(targetPkg); 12836 } 12837 // Modify the UID when posting to other users 12838 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12839 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12840 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12841 intent.putExtra(Intent.EXTRA_UID, uid); 12842 } 12843 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12844 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12845 if (DEBUG_BROADCASTS) { 12846 RuntimeException here = new RuntimeException("here"); 12847 here.fillInStackTrace(); 12848 Slog.d(TAG, "Sending to user " + id + ": " 12849 + intent.toShortString(false, true, false, false) 12850 + " " + intent.getExtras(), here); 12851 } 12852 am.broadcastIntent(null, intent, null, finishedReceiver, 12853 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12854 null, finishedReceiver != null, false, id); 12855 } 12856 } catch (RemoteException ex) { 12857 } 12858 } 12859 }); 12860 } 12861 12862 /** 12863 * Check if the external storage media is available. This is true if there 12864 * is a mounted external storage medium or if the external storage is 12865 * emulated. 12866 */ 12867 private boolean isExternalMediaAvailable() { 12868 return mMediaMounted || Environment.isExternalStorageEmulated(); 12869 } 12870 12871 @Override 12872 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12873 // writer 12874 synchronized (mPackages) { 12875 if (!isExternalMediaAvailable()) { 12876 // If the external storage is no longer mounted at this point, 12877 // the caller may not have been able to delete all of this 12878 // packages files and can not delete any more. Bail. 12879 return null; 12880 } 12881 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12882 if (lastPackage != null) { 12883 pkgs.remove(lastPackage); 12884 } 12885 if (pkgs.size() > 0) { 12886 return pkgs.get(0); 12887 } 12888 } 12889 return null; 12890 } 12891 12892 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12893 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12894 userId, andCode ? 1 : 0, packageName); 12895 if (mSystemReady) { 12896 msg.sendToTarget(); 12897 } else { 12898 if (mPostSystemReadyMessages == null) { 12899 mPostSystemReadyMessages = new ArrayList<>(); 12900 } 12901 mPostSystemReadyMessages.add(msg); 12902 } 12903 } 12904 12905 void startCleaningPackages() { 12906 // reader 12907 if (!isExternalMediaAvailable()) { 12908 return; 12909 } 12910 synchronized (mPackages) { 12911 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12912 return; 12913 } 12914 } 12915 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12916 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12917 IActivityManager am = ActivityManager.getService(); 12918 if (am != null) { 12919 try { 12920 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12921 UserHandle.USER_SYSTEM); 12922 } catch (RemoteException e) { 12923 } 12924 } 12925 } 12926 12927 @Override 12928 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12929 int installFlags, String installerPackageName, int userId) { 12930 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12931 12932 final int callingUid = Binder.getCallingUid(); 12933 enforceCrossUserPermission(callingUid, userId, 12934 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12935 12936 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12937 try { 12938 if (observer != null) { 12939 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12940 } 12941 } catch (RemoteException re) { 12942 } 12943 return; 12944 } 12945 12946 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12947 installFlags |= PackageManager.INSTALL_FROM_ADB; 12948 12949 } else { 12950 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12951 // about installerPackageName. 12952 12953 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12954 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12955 } 12956 12957 UserHandle user; 12958 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12959 user = UserHandle.ALL; 12960 } else { 12961 user = new UserHandle(userId); 12962 } 12963 12964 // Only system components can circumvent runtime permissions when installing. 12965 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12966 && mContext.checkCallingOrSelfPermission(Manifest.permission 12967 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12968 throw new SecurityException("You need the " 12969 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12970 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12971 } 12972 12973 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 12974 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 12975 throw new IllegalArgumentException( 12976 "New installs into ASEC containers no longer supported"); 12977 } 12978 12979 final File originFile = new File(originPath); 12980 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12981 12982 final Message msg = mHandler.obtainMessage(INIT_COPY); 12983 final VerificationInfo verificationInfo = new VerificationInfo( 12984 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12985 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12986 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12987 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12988 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12989 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12990 msg.obj = params; 12991 12992 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12993 System.identityHashCode(msg.obj)); 12994 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12995 System.identityHashCode(msg.obj)); 12996 12997 mHandler.sendMessage(msg); 12998 } 12999 13000 13001 /** 13002 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13003 * it is acting on behalf on an enterprise or the user). 13004 * 13005 * Note that the ordering of the conditionals in this method is important. The checks we perform 13006 * are as follows, in this order: 13007 * 13008 * 1) If the install is being performed by a system app, we can trust the app to have set the 13009 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13010 * what it is. 13011 * 2) If the install is being performed by a device or profile owner app, the install reason 13012 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13013 * set the install reason correctly. If the app targets an older SDK version where install 13014 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13015 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13016 * 3) In all other cases, the install is being performed by a regular app that is neither part 13017 * of the system nor a device or profile owner. We have no reason to believe that this app is 13018 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13019 * set to enterprise policy and if so, change it to unknown instead. 13020 */ 13021 private int fixUpInstallReason(String installerPackageName, int installerUid, 13022 int installReason) { 13023 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13024 == PERMISSION_GRANTED) { 13025 // If the install is being performed by a system app, we trust that app to have set the 13026 // install reason correctly. 13027 return installReason; 13028 } 13029 13030 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13031 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13032 if (dpm != null) { 13033 ComponentName owner = null; 13034 try { 13035 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13036 if (owner == null) { 13037 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13038 } 13039 } catch (RemoteException e) { 13040 } 13041 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13042 // If the install is being performed by a device or profile owner, the install 13043 // reason should be enterprise policy. 13044 return PackageManager.INSTALL_REASON_POLICY; 13045 } 13046 } 13047 13048 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13049 // If the install is being performed by a regular app (i.e. neither system app nor 13050 // device or profile owner), we have no reason to believe that the app is acting on 13051 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13052 // change it to unknown instead. 13053 return PackageManager.INSTALL_REASON_UNKNOWN; 13054 } 13055 13056 // If the install is being performed by a regular app and the install reason was set to any 13057 // value but enterprise policy, leave the install reason unchanged. 13058 return installReason; 13059 } 13060 13061 void installStage(String packageName, File stagedDir, String stagedCid, 13062 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13063 String installerPackageName, int installerUid, UserHandle user, 13064 Certificate[][] certificates) { 13065 if (DEBUG_EPHEMERAL) { 13066 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13067 Slog.d(TAG, "Ephemeral install of " + packageName); 13068 } 13069 } 13070 final VerificationInfo verificationInfo = new VerificationInfo( 13071 sessionParams.originatingUri, sessionParams.referrerUri, 13072 sessionParams.originatingUid, installerUid); 13073 13074 final OriginInfo origin; 13075 if (stagedDir != null) { 13076 origin = OriginInfo.fromStagedFile(stagedDir); 13077 } else { 13078 origin = OriginInfo.fromStagedContainer(stagedCid); 13079 } 13080 13081 final Message msg = mHandler.obtainMessage(INIT_COPY); 13082 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13083 sessionParams.installReason); 13084 final InstallParams params = new InstallParams(origin, null, observer, 13085 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13086 verificationInfo, user, sessionParams.abiOverride, 13087 sessionParams.grantedRuntimePermissions, certificates, installReason); 13088 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13089 msg.obj = params; 13090 13091 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13092 System.identityHashCode(msg.obj)); 13093 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13094 System.identityHashCode(msg.obj)); 13095 13096 mHandler.sendMessage(msg); 13097 } 13098 13099 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13100 int userId) { 13101 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13102 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13103 } 13104 13105 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13106 int appId, int... userIds) { 13107 if (ArrayUtils.isEmpty(userIds)) { 13108 return; 13109 } 13110 Bundle extras = new Bundle(1); 13111 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13112 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13113 13114 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13115 packageName, extras, 0, null, null, userIds); 13116 if (isSystem) { 13117 mHandler.post(() -> { 13118 for (int userId : userIds) { 13119 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13120 } 13121 } 13122 ); 13123 } 13124 } 13125 13126 /** 13127 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13128 * automatically without needing an explicit launch. 13129 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13130 */ 13131 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13132 // If user is not running, the app didn't miss any broadcast 13133 if (!mUserManagerInternal.isUserRunning(userId)) { 13134 return; 13135 } 13136 final IActivityManager am = ActivityManager.getService(); 13137 try { 13138 // Deliver LOCKED_BOOT_COMPLETED first 13139 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13140 .setPackage(packageName); 13141 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13142 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13143 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13144 13145 // Deliver BOOT_COMPLETED only if user is unlocked 13146 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13147 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13148 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13149 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13150 } 13151 } catch (RemoteException e) { 13152 throw e.rethrowFromSystemServer(); 13153 } 13154 } 13155 13156 @Override 13157 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13158 int userId) { 13159 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13160 PackageSetting pkgSetting; 13161 final int uid = Binder.getCallingUid(); 13162 enforceCrossUserPermission(uid, userId, 13163 true /* requireFullPermission */, true /* checkShell */, 13164 "setApplicationHiddenSetting for user " + userId); 13165 13166 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13167 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13168 return false; 13169 } 13170 13171 long callingId = Binder.clearCallingIdentity(); 13172 try { 13173 boolean sendAdded = false; 13174 boolean sendRemoved = false; 13175 // writer 13176 synchronized (mPackages) { 13177 pkgSetting = mSettings.mPackages.get(packageName); 13178 if (pkgSetting == null) { 13179 return false; 13180 } 13181 // Do not allow "android" is being disabled 13182 if ("android".equals(packageName)) { 13183 Slog.w(TAG, "Cannot hide package: android"); 13184 return false; 13185 } 13186 // Cannot hide static shared libs as they are considered 13187 // a part of the using app (emulating static linking). Also 13188 // static libs are installed always on internal storage. 13189 PackageParser.Package pkg = mPackages.get(packageName); 13190 if (pkg != null && pkg.staticSharedLibName != null) { 13191 Slog.w(TAG, "Cannot hide package: " + packageName 13192 + " providing static shared library: " 13193 + pkg.staticSharedLibName); 13194 return false; 13195 } 13196 // Only allow protected packages to hide themselves. 13197 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13198 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13199 Slog.w(TAG, "Not hiding protected package: " + packageName); 13200 return false; 13201 } 13202 13203 if (pkgSetting.getHidden(userId) != hidden) { 13204 pkgSetting.setHidden(hidden, userId); 13205 mSettings.writePackageRestrictionsLPr(userId); 13206 if (hidden) { 13207 sendRemoved = true; 13208 } else { 13209 sendAdded = true; 13210 } 13211 } 13212 } 13213 if (sendAdded) { 13214 sendPackageAddedForUser(packageName, pkgSetting, userId); 13215 return true; 13216 } 13217 if (sendRemoved) { 13218 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13219 "hiding pkg"); 13220 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13221 return true; 13222 } 13223 } finally { 13224 Binder.restoreCallingIdentity(callingId); 13225 } 13226 return false; 13227 } 13228 13229 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13230 int userId) { 13231 final PackageRemovedInfo info = new PackageRemovedInfo(); 13232 info.removedPackage = packageName; 13233 info.removedUsers = new int[] {userId}; 13234 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13235 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13236 } 13237 13238 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13239 if (pkgList.length > 0) { 13240 Bundle extras = new Bundle(1); 13241 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13242 13243 sendPackageBroadcast( 13244 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13245 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13246 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13247 new int[] {userId}); 13248 } 13249 } 13250 13251 /** 13252 * Returns true if application is not found or there was an error. Otherwise it returns 13253 * the hidden state of the package for the given user. 13254 */ 13255 @Override 13256 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13257 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13258 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13259 true /* requireFullPermission */, false /* checkShell */, 13260 "getApplicationHidden for user " + userId); 13261 PackageSetting pkgSetting; 13262 long callingId = Binder.clearCallingIdentity(); 13263 try { 13264 // writer 13265 synchronized (mPackages) { 13266 pkgSetting = mSettings.mPackages.get(packageName); 13267 if (pkgSetting == null) { 13268 return true; 13269 } 13270 return pkgSetting.getHidden(userId); 13271 } 13272 } finally { 13273 Binder.restoreCallingIdentity(callingId); 13274 } 13275 } 13276 13277 /** 13278 * @hide 13279 */ 13280 @Override 13281 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13282 int installReason) { 13283 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13284 null); 13285 PackageSetting pkgSetting; 13286 final int uid = Binder.getCallingUid(); 13287 enforceCrossUserPermission(uid, userId, 13288 true /* requireFullPermission */, true /* checkShell */, 13289 "installExistingPackage for user " + userId); 13290 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13291 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13292 } 13293 13294 long callingId = Binder.clearCallingIdentity(); 13295 try { 13296 boolean installed = false; 13297 final boolean instantApp = 13298 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13299 final boolean fullApp = 13300 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13301 13302 // writer 13303 synchronized (mPackages) { 13304 pkgSetting = mSettings.mPackages.get(packageName); 13305 if (pkgSetting == null) { 13306 return PackageManager.INSTALL_FAILED_INVALID_URI; 13307 } 13308 if (!pkgSetting.getInstalled(userId)) { 13309 pkgSetting.setInstalled(true, userId); 13310 pkgSetting.setHidden(false, userId); 13311 pkgSetting.setInstallReason(installReason, userId); 13312 mSettings.writePackageRestrictionsLPr(userId); 13313 mSettings.writeKernelMappingLPr(pkgSetting); 13314 installed = true; 13315 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13316 // upgrade app from instant to full; we don't allow app downgrade 13317 installed = true; 13318 } 13319 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13320 } 13321 13322 if (installed) { 13323 if (pkgSetting.pkg != null) { 13324 synchronized (mInstallLock) { 13325 // We don't need to freeze for a brand new install 13326 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13327 } 13328 } 13329 sendPackageAddedForUser(packageName, pkgSetting, userId); 13330 synchronized (mPackages) { 13331 updateSequenceNumberLP(packageName, new int[]{ userId }); 13332 } 13333 } 13334 } finally { 13335 Binder.restoreCallingIdentity(callingId); 13336 } 13337 13338 return PackageManager.INSTALL_SUCCEEDED; 13339 } 13340 13341 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13342 boolean instantApp, boolean fullApp) { 13343 // no state specified; do nothing 13344 if (!instantApp && !fullApp) { 13345 return; 13346 } 13347 if (userId != UserHandle.USER_ALL) { 13348 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13349 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13350 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13351 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13352 } 13353 } else { 13354 for (int currentUserId : sUserManager.getUserIds()) { 13355 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13356 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13357 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13358 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13359 } 13360 } 13361 } 13362 } 13363 13364 boolean isUserRestricted(int userId, String restrictionKey) { 13365 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13366 if (restrictions.getBoolean(restrictionKey, false)) { 13367 Log.w(TAG, "User is restricted: " + restrictionKey); 13368 return true; 13369 } 13370 return false; 13371 } 13372 13373 @Override 13374 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13375 int userId) { 13376 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13377 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13378 true /* requireFullPermission */, true /* checkShell */, 13379 "setPackagesSuspended for user " + userId); 13380 13381 if (ArrayUtils.isEmpty(packageNames)) { 13382 return packageNames; 13383 } 13384 13385 // List of package names for whom the suspended state has changed. 13386 List<String> changedPackages = new ArrayList<>(packageNames.length); 13387 // List of package names for whom the suspended state is not set as requested in this 13388 // method. 13389 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13390 long callingId = Binder.clearCallingIdentity(); 13391 try { 13392 for (int i = 0; i < packageNames.length; i++) { 13393 String packageName = packageNames[i]; 13394 boolean changed = false; 13395 final int appId; 13396 synchronized (mPackages) { 13397 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13398 if (pkgSetting == null) { 13399 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13400 + "\". Skipping suspending/un-suspending."); 13401 unactionedPackages.add(packageName); 13402 continue; 13403 } 13404 appId = pkgSetting.appId; 13405 if (pkgSetting.getSuspended(userId) != suspended) { 13406 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13407 unactionedPackages.add(packageName); 13408 continue; 13409 } 13410 pkgSetting.setSuspended(suspended, userId); 13411 mSettings.writePackageRestrictionsLPr(userId); 13412 changed = true; 13413 changedPackages.add(packageName); 13414 } 13415 } 13416 13417 if (changed && suspended) { 13418 killApplication(packageName, UserHandle.getUid(userId, appId), 13419 "suspending package"); 13420 } 13421 } 13422 } finally { 13423 Binder.restoreCallingIdentity(callingId); 13424 } 13425 13426 if (!changedPackages.isEmpty()) { 13427 sendPackagesSuspendedForUser(changedPackages.toArray( 13428 new String[changedPackages.size()]), userId, suspended); 13429 } 13430 13431 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13432 } 13433 13434 @Override 13435 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13436 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13437 true /* requireFullPermission */, false /* checkShell */, 13438 "isPackageSuspendedForUser for user " + userId); 13439 synchronized (mPackages) { 13440 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13441 if (pkgSetting == null) { 13442 throw new IllegalArgumentException("Unknown target package: " + packageName); 13443 } 13444 return pkgSetting.getSuspended(userId); 13445 } 13446 } 13447 13448 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13449 if (isPackageDeviceAdmin(packageName, userId)) { 13450 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13451 + "\": has an active device admin"); 13452 return false; 13453 } 13454 13455 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13456 if (packageName.equals(activeLauncherPackageName)) { 13457 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13458 + "\": contains the active launcher"); 13459 return false; 13460 } 13461 13462 if (packageName.equals(mRequiredInstallerPackage)) { 13463 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13464 + "\": required for package installation"); 13465 return false; 13466 } 13467 13468 if (packageName.equals(mRequiredUninstallerPackage)) { 13469 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13470 + "\": required for package uninstallation"); 13471 return false; 13472 } 13473 13474 if (packageName.equals(mRequiredVerifierPackage)) { 13475 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13476 + "\": required for package verification"); 13477 return false; 13478 } 13479 13480 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13481 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13482 + "\": is the default dialer"); 13483 return false; 13484 } 13485 13486 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13487 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13488 + "\": protected package"); 13489 return false; 13490 } 13491 13492 // Cannot suspend static shared libs as they are considered 13493 // a part of the using app (emulating static linking). Also 13494 // static libs are installed always on internal storage. 13495 PackageParser.Package pkg = mPackages.get(packageName); 13496 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13497 Slog.w(TAG, "Cannot suspend package: " + packageName 13498 + " providing static shared library: " 13499 + pkg.staticSharedLibName); 13500 return false; 13501 } 13502 13503 return true; 13504 } 13505 13506 private String getActiveLauncherPackageName(int userId) { 13507 Intent intent = new Intent(Intent.ACTION_MAIN); 13508 intent.addCategory(Intent.CATEGORY_HOME); 13509 ResolveInfo resolveInfo = resolveIntent( 13510 intent, 13511 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13512 PackageManager.MATCH_DEFAULT_ONLY, 13513 userId); 13514 13515 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13516 } 13517 13518 private String getDefaultDialerPackageName(int userId) { 13519 synchronized (mPackages) { 13520 return mSettings.getDefaultDialerPackageNameLPw(userId); 13521 } 13522 } 13523 13524 @Override 13525 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13526 mContext.enforceCallingOrSelfPermission( 13527 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13528 "Only package verification agents can verify applications"); 13529 13530 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13531 final PackageVerificationResponse response = new PackageVerificationResponse( 13532 verificationCode, Binder.getCallingUid()); 13533 msg.arg1 = id; 13534 msg.obj = response; 13535 mHandler.sendMessage(msg); 13536 } 13537 13538 @Override 13539 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13540 long millisecondsToDelay) { 13541 mContext.enforceCallingOrSelfPermission( 13542 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13543 "Only package verification agents can extend verification timeouts"); 13544 13545 final PackageVerificationState state = mPendingVerification.get(id); 13546 final PackageVerificationResponse response = new PackageVerificationResponse( 13547 verificationCodeAtTimeout, Binder.getCallingUid()); 13548 13549 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13550 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13551 } 13552 if (millisecondsToDelay < 0) { 13553 millisecondsToDelay = 0; 13554 } 13555 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13556 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13557 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13558 } 13559 13560 if ((state != null) && !state.timeoutExtended()) { 13561 state.extendTimeout(); 13562 13563 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13564 msg.arg1 = id; 13565 msg.obj = response; 13566 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13567 } 13568 } 13569 13570 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13571 int verificationCode, UserHandle user) { 13572 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13573 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13574 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13575 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13576 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13577 13578 mContext.sendBroadcastAsUser(intent, user, 13579 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13580 } 13581 13582 private ComponentName matchComponentForVerifier(String packageName, 13583 List<ResolveInfo> receivers) { 13584 ActivityInfo targetReceiver = null; 13585 13586 final int NR = receivers.size(); 13587 for (int i = 0; i < NR; i++) { 13588 final ResolveInfo info = receivers.get(i); 13589 if (info.activityInfo == null) { 13590 continue; 13591 } 13592 13593 if (packageName.equals(info.activityInfo.packageName)) { 13594 targetReceiver = info.activityInfo; 13595 break; 13596 } 13597 } 13598 13599 if (targetReceiver == null) { 13600 return null; 13601 } 13602 13603 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13604 } 13605 13606 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13607 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13608 if (pkgInfo.verifiers.length == 0) { 13609 return null; 13610 } 13611 13612 final int N = pkgInfo.verifiers.length; 13613 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13614 for (int i = 0; i < N; i++) { 13615 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13616 13617 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13618 receivers); 13619 if (comp == null) { 13620 continue; 13621 } 13622 13623 final int verifierUid = getUidForVerifier(verifierInfo); 13624 if (verifierUid == -1) { 13625 continue; 13626 } 13627 13628 if (DEBUG_VERIFY) { 13629 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13630 + " with the correct signature"); 13631 } 13632 sufficientVerifiers.add(comp); 13633 verificationState.addSufficientVerifier(verifierUid); 13634 } 13635 13636 return sufficientVerifiers; 13637 } 13638 13639 private int getUidForVerifier(VerifierInfo verifierInfo) { 13640 synchronized (mPackages) { 13641 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13642 if (pkg == null) { 13643 return -1; 13644 } else if (pkg.mSignatures.length != 1) { 13645 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13646 + " has more than one signature; ignoring"); 13647 return -1; 13648 } 13649 13650 /* 13651 * If the public key of the package's signature does not match 13652 * our expected public key, then this is a different package and 13653 * we should skip. 13654 */ 13655 13656 final byte[] expectedPublicKey; 13657 try { 13658 final Signature verifierSig = pkg.mSignatures[0]; 13659 final PublicKey publicKey = verifierSig.getPublicKey(); 13660 expectedPublicKey = publicKey.getEncoded(); 13661 } catch (CertificateException e) { 13662 return -1; 13663 } 13664 13665 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13666 13667 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13668 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13669 + " does not have the expected public key; ignoring"); 13670 return -1; 13671 } 13672 13673 return pkg.applicationInfo.uid; 13674 } 13675 } 13676 13677 @Override 13678 public void finishPackageInstall(int token, boolean didLaunch) { 13679 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13680 13681 if (DEBUG_INSTALL) { 13682 Slog.v(TAG, "BM finishing package install for " + token); 13683 } 13684 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13685 13686 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13687 mHandler.sendMessage(msg); 13688 } 13689 13690 /** 13691 * Get the verification agent timeout. 13692 * 13693 * @return verification timeout in milliseconds 13694 */ 13695 private long getVerificationTimeout() { 13696 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13697 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13698 DEFAULT_VERIFICATION_TIMEOUT); 13699 } 13700 13701 /** 13702 * Get the default verification agent response code. 13703 * 13704 * @return default verification response code 13705 */ 13706 private int getDefaultVerificationResponse() { 13707 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13708 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13709 DEFAULT_VERIFICATION_RESPONSE); 13710 } 13711 13712 /** 13713 * Check whether or not package verification has been enabled. 13714 * 13715 * @return true if verification should be performed 13716 */ 13717 private boolean isVerificationEnabled(int userId, int installFlags) { 13718 if (!DEFAULT_VERIFY_ENABLE) { 13719 return false; 13720 } 13721 13722 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13723 13724 // Check if installing from ADB 13725 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13726 // Do not run verification in a test harness environment 13727 if (ActivityManager.isRunningInTestHarness()) { 13728 return false; 13729 } 13730 if (ensureVerifyAppsEnabled) { 13731 return true; 13732 } 13733 // Check if the developer does not want package verification for ADB installs 13734 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13735 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13736 return false; 13737 } 13738 } 13739 13740 if (ensureVerifyAppsEnabled) { 13741 return true; 13742 } 13743 13744 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13745 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13746 } 13747 13748 @Override 13749 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13750 throws RemoteException { 13751 mContext.enforceCallingOrSelfPermission( 13752 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13753 "Only intentfilter verification agents can verify applications"); 13754 13755 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13756 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13757 Binder.getCallingUid(), verificationCode, failedDomains); 13758 msg.arg1 = id; 13759 msg.obj = response; 13760 mHandler.sendMessage(msg); 13761 } 13762 13763 @Override 13764 public int getIntentVerificationStatus(String packageName, int userId) { 13765 synchronized (mPackages) { 13766 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13767 } 13768 } 13769 13770 @Override 13771 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13772 mContext.enforceCallingOrSelfPermission( 13773 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13774 13775 boolean result = false; 13776 synchronized (mPackages) { 13777 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13778 } 13779 if (result) { 13780 scheduleWritePackageRestrictionsLocked(userId); 13781 } 13782 return result; 13783 } 13784 13785 @Override 13786 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13787 String packageName) { 13788 synchronized (mPackages) { 13789 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13790 } 13791 } 13792 13793 @Override 13794 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13795 if (TextUtils.isEmpty(packageName)) { 13796 return ParceledListSlice.emptyList(); 13797 } 13798 synchronized (mPackages) { 13799 PackageParser.Package pkg = mPackages.get(packageName); 13800 if (pkg == null || pkg.activities == null) { 13801 return ParceledListSlice.emptyList(); 13802 } 13803 final int count = pkg.activities.size(); 13804 ArrayList<IntentFilter> result = new ArrayList<>(); 13805 for (int n=0; n<count; n++) { 13806 PackageParser.Activity activity = pkg.activities.get(n); 13807 if (activity.intents != null && activity.intents.size() > 0) { 13808 result.addAll(activity.intents); 13809 } 13810 } 13811 return new ParceledListSlice<>(result); 13812 } 13813 } 13814 13815 @Override 13816 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13817 mContext.enforceCallingOrSelfPermission( 13818 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13819 13820 synchronized (mPackages) { 13821 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13822 if (packageName != null) { 13823 result |= updateIntentVerificationStatus(packageName, 13824 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13825 userId); 13826 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13827 packageName, userId); 13828 } 13829 return result; 13830 } 13831 } 13832 13833 @Override 13834 public String getDefaultBrowserPackageName(int userId) { 13835 synchronized (mPackages) { 13836 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13837 } 13838 } 13839 13840 /** 13841 * Get the "allow unknown sources" setting. 13842 * 13843 * @return the current "allow unknown sources" setting 13844 */ 13845 private int getUnknownSourcesSettings() { 13846 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13847 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13848 -1); 13849 } 13850 13851 @Override 13852 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13853 final int uid = Binder.getCallingUid(); 13854 // writer 13855 synchronized (mPackages) { 13856 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13857 if (targetPackageSetting == null) { 13858 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13859 } 13860 13861 PackageSetting installerPackageSetting; 13862 if (installerPackageName != null) { 13863 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13864 if (installerPackageSetting == null) { 13865 throw new IllegalArgumentException("Unknown installer package: " 13866 + installerPackageName); 13867 } 13868 } else { 13869 installerPackageSetting = null; 13870 } 13871 13872 Signature[] callerSignature; 13873 Object obj = mSettings.getUserIdLPr(uid); 13874 if (obj != null) { 13875 if (obj instanceof SharedUserSetting) { 13876 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13877 } else if (obj instanceof PackageSetting) { 13878 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13879 } else { 13880 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13881 } 13882 } else { 13883 throw new SecurityException("Unknown calling UID: " + uid); 13884 } 13885 13886 // Verify: can't set installerPackageName to a package that is 13887 // not signed with the same cert as the caller. 13888 if (installerPackageSetting != null) { 13889 if (compareSignatures(callerSignature, 13890 installerPackageSetting.signatures.mSignatures) 13891 != PackageManager.SIGNATURE_MATCH) { 13892 throw new SecurityException( 13893 "Caller does not have same cert as new installer package " 13894 + installerPackageName); 13895 } 13896 } 13897 13898 // Verify: if target already has an installer package, it must 13899 // be signed with the same cert as the caller. 13900 if (targetPackageSetting.installerPackageName != null) { 13901 PackageSetting setting = mSettings.mPackages.get( 13902 targetPackageSetting.installerPackageName); 13903 // If the currently set package isn't valid, then it's always 13904 // okay to change it. 13905 if (setting != null) { 13906 if (compareSignatures(callerSignature, 13907 setting.signatures.mSignatures) 13908 != PackageManager.SIGNATURE_MATCH) { 13909 throw new SecurityException( 13910 "Caller does not have same cert as old installer package " 13911 + targetPackageSetting.installerPackageName); 13912 } 13913 } 13914 } 13915 13916 // Okay! 13917 targetPackageSetting.installerPackageName = installerPackageName; 13918 if (installerPackageName != null) { 13919 mSettings.mInstallerPackages.add(installerPackageName); 13920 } 13921 scheduleWriteSettingsLocked(); 13922 } 13923 } 13924 13925 @Override 13926 public void setApplicationCategoryHint(String packageName, int categoryHint, 13927 String callerPackageName) { 13928 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13929 callerPackageName); 13930 synchronized (mPackages) { 13931 PackageSetting ps = mSettings.mPackages.get(packageName); 13932 if (ps == null) { 13933 throw new IllegalArgumentException("Unknown target package " + packageName); 13934 } 13935 13936 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13937 throw new IllegalArgumentException("Calling package " + callerPackageName 13938 + " is not installer for " + packageName); 13939 } 13940 13941 if (ps.categoryHint != categoryHint) { 13942 ps.categoryHint = categoryHint; 13943 scheduleWriteSettingsLocked(); 13944 } 13945 } 13946 } 13947 13948 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13949 // Queue up an async operation since the package installation may take a little while. 13950 mHandler.post(new Runnable() { 13951 public void run() { 13952 mHandler.removeCallbacks(this); 13953 // Result object to be returned 13954 PackageInstalledInfo res = new PackageInstalledInfo(); 13955 res.setReturnCode(currentStatus); 13956 res.uid = -1; 13957 res.pkg = null; 13958 res.removedInfo = null; 13959 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13960 args.doPreInstall(res.returnCode); 13961 synchronized (mInstallLock) { 13962 installPackageTracedLI(args, res); 13963 } 13964 args.doPostInstall(res.returnCode, res.uid); 13965 } 13966 13967 // A restore should be performed at this point if (a) the install 13968 // succeeded, (b) the operation is not an update, and (c) the new 13969 // package has not opted out of backup participation. 13970 final boolean update = res.removedInfo != null 13971 && res.removedInfo.removedPackage != null; 13972 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13973 boolean doRestore = !update 13974 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13975 13976 // Set up the post-install work request bookkeeping. This will be used 13977 // and cleaned up by the post-install event handling regardless of whether 13978 // there's a restore pass performed. Token values are >= 1. 13979 int token; 13980 if (mNextInstallToken < 0) mNextInstallToken = 1; 13981 token = mNextInstallToken++; 13982 13983 PostInstallData data = new PostInstallData(args, res); 13984 mRunningInstalls.put(token, data); 13985 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13986 13987 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13988 // Pass responsibility to the Backup Manager. It will perform a 13989 // restore if appropriate, then pass responsibility back to the 13990 // Package Manager to run the post-install observer callbacks 13991 // and broadcasts. 13992 IBackupManager bm = IBackupManager.Stub.asInterface( 13993 ServiceManager.getService(Context.BACKUP_SERVICE)); 13994 if (bm != null) { 13995 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 13996 + " to BM for possible restore"); 13997 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13998 try { 13999 // TODO: http://b/22388012 14000 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14001 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14002 } else { 14003 doRestore = false; 14004 } 14005 } catch (RemoteException e) { 14006 // can't happen; the backup manager is local 14007 } catch (Exception e) { 14008 Slog.e(TAG, "Exception trying to enqueue restore", e); 14009 doRestore = false; 14010 } 14011 } else { 14012 Slog.e(TAG, "Backup Manager not found!"); 14013 doRestore = false; 14014 } 14015 } 14016 14017 if (!doRestore) { 14018 // No restore possible, or the Backup Manager was mysteriously not 14019 // available -- just fire the post-install work request directly. 14020 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14021 14022 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14023 14024 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14025 mHandler.sendMessage(msg); 14026 } 14027 } 14028 }); 14029 } 14030 14031 /** 14032 * Callback from PackageSettings whenever an app is first transitioned out of the 14033 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14034 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14035 * here whether the app is the target of an ongoing install, and only send the 14036 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14037 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14038 * handling. 14039 */ 14040 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14041 // Serialize this with the rest of the install-process message chain. In the 14042 // restore-at-install case, this Runnable will necessarily run before the 14043 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14044 // are coherent. In the non-restore case, the app has already completed install 14045 // and been launched through some other means, so it is not in a problematic 14046 // state for observers to see the FIRST_LAUNCH signal. 14047 mHandler.post(new Runnable() { 14048 @Override 14049 public void run() { 14050 for (int i = 0; i < mRunningInstalls.size(); i++) { 14051 final PostInstallData data = mRunningInstalls.valueAt(i); 14052 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14053 continue; 14054 } 14055 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14056 // right package; but is it for the right user? 14057 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14058 if (userId == data.res.newUsers[uIndex]) { 14059 if (DEBUG_BACKUP) { 14060 Slog.i(TAG, "Package " + pkgName 14061 + " being restored so deferring FIRST_LAUNCH"); 14062 } 14063 return; 14064 } 14065 } 14066 } 14067 } 14068 // didn't find it, so not being restored 14069 if (DEBUG_BACKUP) { 14070 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14071 } 14072 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14073 } 14074 }); 14075 } 14076 14077 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14078 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14079 installerPkg, null, userIds); 14080 } 14081 14082 private abstract class HandlerParams { 14083 private static final int MAX_RETRIES = 4; 14084 14085 /** 14086 * Number of times startCopy() has been attempted and had a non-fatal 14087 * error. 14088 */ 14089 private int mRetries = 0; 14090 14091 /** User handle for the user requesting the information or installation. */ 14092 private final UserHandle mUser; 14093 String traceMethod; 14094 int traceCookie; 14095 14096 HandlerParams(UserHandle user) { 14097 mUser = user; 14098 } 14099 14100 UserHandle getUser() { 14101 return mUser; 14102 } 14103 14104 HandlerParams setTraceMethod(String traceMethod) { 14105 this.traceMethod = traceMethod; 14106 return this; 14107 } 14108 14109 HandlerParams setTraceCookie(int traceCookie) { 14110 this.traceCookie = traceCookie; 14111 return this; 14112 } 14113 14114 final boolean startCopy() { 14115 boolean res; 14116 try { 14117 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14118 14119 if (++mRetries > MAX_RETRIES) { 14120 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14121 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14122 handleServiceError(); 14123 return false; 14124 } else { 14125 handleStartCopy(); 14126 res = true; 14127 } 14128 } catch (RemoteException e) { 14129 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14130 mHandler.sendEmptyMessage(MCS_RECONNECT); 14131 res = false; 14132 } 14133 handleReturnCode(); 14134 return res; 14135 } 14136 14137 final void serviceError() { 14138 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14139 handleServiceError(); 14140 handleReturnCode(); 14141 } 14142 14143 abstract void handleStartCopy() throws RemoteException; 14144 abstract void handleServiceError(); 14145 abstract void handleReturnCode(); 14146 } 14147 14148 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14149 for (File path : paths) { 14150 try { 14151 mcs.clearDirectory(path.getAbsolutePath()); 14152 } catch (RemoteException e) { 14153 } 14154 } 14155 } 14156 14157 static class OriginInfo { 14158 /** 14159 * Location where install is coming from, before it has been 14160 * copied/renamed into place. This could be a single monolithic APK 14161 * file, or a cluster directory. This location may be untrusted. 14162 */ 14163 final File file; 14164 final String cid; 14165 14166 /** 14167 * Flag indicating that {@link #file} or {@link #cid} has already been 14168 * staged, meaning downstream users don't need to defensively copy the 14169 * contents. 14170 */ 14171 final boolean staged; 14172 14173 /** 14174 * Flag indicating that {@link #file} or {@link #cid} is an already 14175 * installed app that is being moved. 14176 */ 14177 final boolean existing; 14178 14179 final String resolvedPath; 14180 final File resolvedFile; 14181 14182 static OriginInfo fromNothing() { 14183 return new OriginInfo(null, null, false, false); 14184 } 14185 14186 static OriginInfo fromUntrustedFile(File file) { 14187 return new OriginInfo(file, null, false, false); 14188 } 14189 14190 static OriginInfo fromExistingFile(File file) { 14191 return new OriginInfo(file, null, false, true); 14192 } 14193 14194 static OriginInfo fromStagedFile(File file) { 14195 return new OriginInfo(file, null, true, false); 14196 } 14197 14198 static OriginInfo fromStagedContainer(String cid) { 14199 return new OriginInfo(null, cid, true, false); 14200 } 14201 14202 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14203 this.file = file; 14204 this.cid = cid; 14205 this.staged = staged; 14206 this.existing = existing; 14207 14208 if (cid != null) { 14209 resolvedPath = PackageHelper.getSdDir(cid); 14210 resolvedFile = new File(resolvedPath); 14211 } else if (file != null) { 14212 resolvedPath = file.getAbsolutePath(); 14213 resolvedFile = file; 14214 } else { 14215 resolvedPath = null; 14216 resolvedFile = null; 14217 } 14218 } 14219 } 14220 14221 static class MoveInfo { 14222 final int moveId; 14223 final String fromUuid; 14224 final String toUuid; 14225 final String packageName; 14226 final String dataAppName; 14227 final int appId; 14228 final String seinfo; 14229 final int targetSdkVersion; 14230 14231 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14232 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14233 this.moveId = moveId; 14234 this.fromUuid = fromUuid; 14235 this.toUuid = toUuid; 14236 this.packageName = packageName; 14237 this.dataAppName = dataAppName; 14238 this.appId = appId; 14239 this.seinfo = seinfo; 14240 this.targetSdkVersion = targetSdkVersion; 14241 } 14242 } 14243 14244 static class VerificationInfo { 14245 /** A constant used to indicate that a uid value is not present. */ 14246 public static final int NO_UID = -1; 14247 14248 /** URI referencing where the package was downloaded from. */ 14249 final Uri originatingUri; 14250 14251 /** HTTP referrer URI associated with the originatingURI. */ 14252 final Uri referrer; 14253 14254 /** UID of the application that the install request originated from. */ 14255 final int originatingUid; 14256 14257 /** UID of application requesting the install */ 14258 final int installerUid; 14259 14260 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14261 this.originatingUri = originatingUri; 14262 this.referrer = referrer; 14263 this.originatingUid = originatingUid; 14264 this.installerUid = installerUid; 14265 } 14266 } 14267 14268 class InstallParams extends HandlerParams { 14269 final OriginInfo origin; 14270 final MoveInfo move; 14271 final IPackageInstallObserver2 observer; 14272 int installFlags; 14273 final String installerPackageName; 14274 final String volumeUuid; 14275 private InstallArgs mArgs; 14276 private int mRet; 14277 final String packageAbiOverride; 14278 final String[] grantedRuntimePermissions; 14279 final VerificationInfo verificationInfo; 14280 final Certificate[][] certificates; 14281 final int installReason; 14282 14283 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14284 int installFlags, String installerPackageName, String volumeUuid, 14285 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14286 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14287 super(user); 14288 this.origin = origin; 14289 this.move = move; 14290 this.observer = observer; 14291 this.installFlags = installFlags; 14292 this.installerPackageName = installerPackageName; 14293 this.volumeUuid = volumeUuid; 14294 this.verificationInfo = verificationInfo; 14295 this.packageAbiOverride = packageAbiOverride; 14296 this.grantedRuntimePermissions = grantedPermissions; 14297 this.certificates = certificates; 14298 this.installReason = installReason; 14299 } 14300 14301 @Override 14302 public String toString() { 14303 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14304 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14305 } 14306 14307 private int installLocationPolicy(PackageInfoLite pkgLite) { 14308 String packageName = pkgLite.packageName; 14309 int installLocation = pkgLite.installLocation; 14310 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14311 // reader 14312 synchronized (mPackages) { 14313 // Currently installed package which the new package is attempting to replace or 14314 // null if no such package is installed. 14315 PackageParser.Package installedPkg = mPackages.get(packageName); 14316 // Package which currently owns the data which the new package will own if installed. 14317 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14318 // will be null whereas dataOwnerPkg will contain information about the package 14319 // which was uninstalled while keeping its data. 14320 PackageParser.Package dataOwnerPkg = installedPkg; 14321 if (dataOwnerPkg == null) { 14322 PackageSetting ps = mSettings.mPackages.get(packageName); 14323 if (ps != null) { 14324 dataOwnerPkg = ps.pkg; 14325 } 14326 } 14327 14328 if (dataOwnerPkg != null) { 14329 // If installed, the package will get access to data left on the device by its 14330 // predecessor. As a security measure, this is permited only if this is not a 14331 // version downgrade or if the predecessor package is marked as debuggable and 14332 // a downgrade is explicitly requested. 14333 // 14334 // On debuggable platform builds, downgrades are permitted even for 14335 // non-debuggable packages to make testing easier. Debuggable platform builds do 14336 // not offer security guarantees and thus it's OK to disable some security 14337 // mechanisms to make debugging/testing easier on those builds. However, even on 14338 // debuggable builds downgrades of packages are permitted only if requested via 14339 // installFlags. This is because we aim to keep the behavior of debuggable 14340 // platform builds as close as possible to the behavior of non-debuggable 14341 // platform builds. 14342 final boolean downgradeRequested = 14343 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14344 final boolean packageDebuggable = 14345 (dataOwnerPkg.applicationInfo.flags 14346 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14347 final boolean downgradePermitted = 14348 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14349 if (!downgradePermitted) { 14350 try { 14351 checkDowngrade(dataOwnerPkg, pkgLite); 14352 } catch (PackageManagerException e) { 14353 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14354 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14355 } 14356 } 14357 } 14358 14359 if (installedPkg != null) { 14360 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14361 // Check for updated system application. 14362 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14363 if (onSd) { 14364 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14365 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14366 } 14367 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14368 } else { 14369 if (onSd) { 14370 // Install flag overrides everything. 14371 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14372 } 14373 // If current upgrade specifies particular preference 14374 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14375 // Application explicitly specified internal. 14376 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14377 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14378 // App explictly prefers external. Let policy decide 14379 } else { 14380 // Prefer previous location 14381 if (isExternal(installedPkg)) { 14382 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14383 } 14384 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14385 } 14386 } 14387 } else { 14388 // Invalid install. Return error code 14389 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14390 } 14391 } 14392 } 14393 // All the special cases have been taken care of. 14394 // Return result based on recommended install location. 14395 if (onSd) { 14396 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14397 } 14398 return pkgLite.recommendedInstallLocation; 14399 } 14400 14401 /* 14402 * Invoke remote method to get package information and install 14403 * location values. Override install location based on default 14404 * policy if needed and then create install arguments based 14405 * on the install location. 14406 */ 14407 public void handleStartCopy() throws RemoteException { 14408 int ret = PackageManager.INSTALL_SUCCEEDED; 14409 14410 // If we're already staged, we've firmly committed to an install location 14411 if (origin.staged) { 14412 if (origin.file != null) { 14413 installFlags |= PackageManager.INSTALL_INTERNAL; 14414 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14415 } else if (origin.cid != null) { 14416 installFlags |= PackageManager.INSTALL_EXTERNAL; 14417 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14418 } else { 14419 throw new IllegalStateException("Invalid stage location"); 14420 } 14421 } 14422 14423 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14424 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14425 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14426 PackageInfoLite pkgLite = null; 14427 14428 if (onInt && onSd) { 14429 // Check if both bits are set. 14430 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14431 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14432 } else if (onSd && ephemeral) { 14433 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14434 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14435 } else { 14436 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14437 packageAbiOverride); 14438 14439 if (DEBUG_EPHEMERAL && ephemeral) { 14440 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14441 } 14442 14443 /* 14444 * If we have too little free space, try to free cache 14445 * before giving up. 14446 */ 14447 if (!origin.staged && pkgLite.recommendedInstallLocation 14448 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14449 // TODO: focus freeing disk space on the target device 14450 final StorageManager storage = StorageManager.from(mContext); 14451 final long lowThreshold = storage.getStorageLowBytes( 14452 Environment.getDataDirectory()); 14453 14454 final long sizeBytes = mContainerService.calculateInstalledSize( 14455 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14456 14457 try { 14458 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14459 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14460 installFlags, packageAbiOverride); 14461 } catch (InstallerException e) { 14462 Slog.w(TAG, "Failed to free cache", e); 14463 } 14464 14465 /* 14466 * The cache free must have deleted the file we 14467 * downloaded to install. 14468 * 14469 * TODO: fix the "freeCache" call to not delete 14470 * the file we care about. 14471 */ 14472 if (pkgLite.recommendedInstallLocation 14473 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14474 pkgLite.recommendedInstallLocation 14475 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14476 } 14477 } 14478 } 14479 14480 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14481 int loc = pkgLite.recommendedInstallLocation; 14482 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14483 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14484 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14485 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14486 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14487 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14488 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14489 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14490 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14491 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14492 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14493 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14494 } else { 14495 // Override with defaults if needed. 14496 loc = installLocationPolicy(pkgLite); 14497 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14498 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14499 } else if (!onSd && !onInt) { 14500 // Override install location with flags 14501 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14502 // Set the flag to install on external media. 14503 installFlags |= PackageManager.INSTALL_EXTERNAL; 14504 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14505 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14506 if (DEBUG_EPHEMERAL) { 14507 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14508 } 14509 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14510 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14511 |PackageManager.INSTALL_INTERNAL); 14512 } else { 14513 // Make sure the flag for installing on external 14514 // media is unset 14515 installFlags |= PackageManager.INSTALL_INTERNAL; 14516 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14517 } 14518 } 14519 } 14520 } 14521 14522 final InstallArgs args = createInstallArgs(this); 14523 mArgs = args; 14524 14525 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14526 // TODO: http://b/22976637 14527 // Apps installed for "all" users use the device owner to verify the app 14528 UserHandle verifierUser = getUser(); 14529 if (verifierUser == UserHandle.ALL) { 14530 verifierUser = UserHandle.SYSTEM; 14531 } 14532 14533 /* 14534 * Determine if we have any installed package verifiers. If we 14535 * do, then we'll defer to them to verify the packages. 14536 */ 14537 final int requiredUid = mRequiredVerifierPackage == null ? -1 14538 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14539 verifierUser.getIdentifier()); 14540 if (!origin.existing && requiredUid != -1 14541 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14542 final Intent verification = new Intent( 14543 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14544 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14545 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14546 PACKAGE_MIME_TYPE); 14547 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14548 14549 // Query all live verifiers based on current user state 14550 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14551 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14552 14553 if (DEBUG_VERIFY) { 14554 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14555 + verification.toString() + " with " + pkgLite.verifiers.length 14556 + " optional verifiers"); 14557 } 14558 14559 final int verificationId = mPendingVerificationToken++; 14560 14561 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14562 14563 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14564 installerPackageName); 14565 14566 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14567 installFlags); 14568 14569 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14570 pkgLite.packageName); 14571 14572 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14573 pkgLite.versionCode); 14574 14575 if (verificationInfo != null) { 14576 if (verificationInfo.originatingUri != null) { 14577 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14578 verificationInfo.originatingUri); 14579 } 14580 if (verificationInfo.referrer != null) { 14581 verification.putExtra(Intent.EXTRA_REFERRER, 14582 verificationInfo.referrer); 14583 } 14584 if (verificationInfo.originatingUid >= 0) { 14585 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14586 verificationInfo.originatingUid); 14587 } 14588 if (verificationInfo.installerUid >= 0) { 14589 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14590 verificationInfo.installerUid); 14591 } 14592 } 14593 14594 final PackageVerificationState verificationState = new PackageVerificationState( 14595 requiredUid, args); 14596 14597 mPendingVerification.append(verificationId, verificationState); 14598 14599 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14600 receivers, verificationState); 14601 14602 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14603 final long idleDuration = getVerificationTimeout(); 14604 14605 /* 14606 * If any sufficient verifiers were listed in the package 14607 * manifest, attempt to ask them. 14608 */ 14609 if (sufficientVerifiers != null) { 14610 final int N = sufficientVerifiers.size(); 14611 if (N == 0) { 14612 Slog.i(TAG, "Additional verifiers required, but none installed."); 14613 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14614 } else { 14615 for (int i = 0; i < N; i++) { 14616 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14617 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14618 verifierComponent.getPackageName(), idleDuration, 14619 verifierUser.getIdentifier(), false, "package verifier"); 14620 14621 final Intent sufficientIntent = new Intent(verification); 14622 sufficientIntent.setComponent(verifierComponent); 14623 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14624 } 14625 } 14626 } 14627 14628 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14629 mRequiredVerifierPackage, receivers); 14630 if (ret == PackageManager.INSTALL_SUCCEEDED 14631 && mRequiredVerifierPackage != null) { 14632 Trace.asyncTraceBegin( 14633 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14634 /* 14635 * Send the intent to the required verification agent, 14636 * but only start the verification timeout after the 14637 * target BroadcastReceivers have run. 14638 */ 14639 verification.setComponent(requiredVerifierComponent); 14640 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14641 mRequiredVerifierPackage, idleDuration, 14642 verifierUser.getIdentifier(), false, "package verifier"); 14643 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14644 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14645 new BroadcastReceiver() { 14646 @Override 14647 public void onReceive(Context context, Intent intent) { 14648 final Message msg = mHandler 14649 .obtainMessage(CHECK_PENDING_VERIFICATION); 14650 msg.arg1 = verificationId; 14651 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14652 } 14653 }, null, 0, null, null); 14654 14655 /* 14656 * We don't want the copy to proceed until verification 14657 * succeeds, so null out this field. 14658 */ 14659 mArgs = null; 14660 } 14661 } else { 14662 /* 14663 * No package verification is enabled, so immediately start 14664 * the remote call to initiate copy using temporary file. 14665 */ 14666 ret = args.copyApk(mContainerService, true); 14667 } 14668 } 14669 14670 mRet = ret; 14671 } 14672 14673 @Override 14674 void handleReturnCode() { 14675 // If mArgs is null, then MCS couldn't be reached. When it 14676 // reconnects, it will try again to install. At that point, this 14677 // will succeed. 14678 if (mArgs != null) { 14679 processPendingInstall(mArgs, mRet); 14680 } 14681 } 14682 14683 @Override 14684 void handleServiceError() { 14685 mArgs = createInstallArgs(this); 14686 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14687 } 14688 14689 public boolean isForwardLocked() { 14690 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14691 } 14692 } 14693 14694 /** 14695 * Used during creation of InstallArgs 14696 * 14697 * @param installFlags package installation flags 14698 * @return true if should be installed on external storage 14699 */ 14700 private static boolean installOnExternalAsec(int installFlags) { 14701 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14702 return false; 14703 } 14704 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14705 return true; 14706 } 14707 return false; 14708 } 14709 14710 /** 14711 * Used during creation of InstallArgs 14712 * 14713 * @param installFlags package installation flags 14714 * @return true if should be installed as forward locked 14715 */ 14716 private static boolean installForwardLocked(int installFlags) { 14717 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14718 } 14719 14720 private InstallArgs createInstallArgs(InstallParams params) { 14721 if (params.move != null) { 14722 return new MoveInstallArgs(params); 14723 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14724 return new AsecInstallArgs(params); 14725 } else { 14726 return new FileInstallArgs(params); 14727 } 14728 } 14729 14730 /** 14731 * Create args that describe an existing installed package. Typically used 14732 * when cleaning up old installs, or used as a move source. 14733 */ 14734 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14735 String resourcePath, String[] instructionSets) { 14736 final boolean isInAsec; 14737 if (installOnExternalAsec(installFlags)) { 14738 /* Apps on SD card are always in ASEC containers. */ 14739 isInAsec = true; 14740 } else if (installForwardLocked(installFlags) 14741 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14742 /* 14743 * Forward-locked apps are only in ASEC containers if they're the 14744 * new style 14745 */ 14746 isInAsec = true; 14747 } else { 14748 isInAsec = false; 14749 } 14750 14751 if (isInAsec) { 14752 return new AsecInstallArgs(codePath, instructionSets, 14753 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14754 } else { 14755 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14756 } 14757 } 14758 14759 static abstract class InstallArgs { 14760 /** @see InstallParams#origin */ 14761 final OriginInfo origin; 14762 /** @see InstallParams#move */ 14763 final MoveInfo move; 14764 14765 final IPackageInstallObserver2 observer; 14766 // Always refers to PackageManager flags only 14767 final int installFlags; 14768 final String installerPackageName; 14769 final String volumeUuid; 14770 final UserHandle user; 14771 final String abiOverride; 14772 final String[] installGrantPermissions; 14773 /** If non-null, drop an async trace when the install completes */ 14774 final String traceMethod; 14775 final int traceCookie; 14776 final Certificate[][] certificates; 14777 final int installReason; 14778 14779 // The list of instruction sets supported by this app. This is currently 14780 // only used during the rmdex() phase to clean up resources. We can get rid of this 14781 // if we move dex files under the common app path. 14782 /* nullable */ String[] instructionSets; 14783 14784 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14785 int installFlags, String installerPackageName, String volumeUuid, 14786 UserHandle user, String[] instructionSets, 14787 String abiOverride, String[] installGrantPermissions, 14788 String traceMethod, int traceCookie, Certificate[][] certificates, 14789 int installReason) { 14790 this.origin = origin; 14791 this.move = move; 14792 this.installFlags = installFlags; 14793 this.observer = observer; 14794 this.installerPackageName = installerPackageName; 14795 this.volumeUuid = volumeUuid; 14796 this.user = user; 14797 this.instructionSets = instructionSets; 14798 this.abiOverride = abiOverride; 14799 this.installGrantPermissions = installGrantPermissions; 14800 this.traceMethod = traceMethod; 14801 this.traceCookie = traceCookie; 14802 this.certificates = certificates; 14803 this.installReason = installReason; 14804 } 14805 14806 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14807 abstract int doPreInstall(int status); 14808 14809 /** 14810 * Rename package into final resting place. All paths on the given 14811 * scanned package should be updated to reflect the rename. 14812 */ 14813 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14814 abstract int doPostInstall(int status, int uid); 14815 14816 /** @see PackageSettingBase#codePathString */ 14817 abstract String getCodePath(); 14818 /** @see PackageSettingBase#resourcePathString */ 14819 abstract String getResourcePath(); 14820 14821 // Need installer lock especially for dex file removal. 14822 abstract void cleanUpResourcesLI(); 14823 abstract boolean doPostDeleteLI(boolean delete); 14824 14825 /** 14826 * Called before the source arguments are copied. This is used mostly 14827 * for MoveParams when it needs to read the source file to put it in the 14828 * destination. 14829 */ 14830 int doPreCopy() { 14831 return PackageManager.INSTALL_SUCCEEDED; 14832 } 14833 14834 /** 14835 * Called after the source arguments are copied. This is used mostly for 14836 * MoveParams when it needs to read the source file to put it in the 14837 * destination. 14838 */ 14839 int doPostCopy(int uid) { 14840 return PackageManager.INSTALL_SUCCEEDED; 14841 } 14842 14843 protected boolean isFwdLocked() { 14844 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14845 } 14846 14847 protected boolean isExternalAsec() { 14848 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14849 } 14850 14851 protected boolean isEphemeral() { 14852 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14853 } 14854 14855 UserHandle getUser() { 14856 return user; 14857 } 14858 } 14859 14860 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14861 if (!allCodePaths.isEmpty()) { 14862 if (instructionSets == null) { 14863 throw new IllegalStateException("instructionSet == null"); 14864 } 14865 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14866 for (String codePath : allCodePaths) { 14867 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14868 try { 14869 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14870 } catch (InstallerException ignored) { 14871 } 14872 } 14873 } 14874 } 14875 } 14876 14877 /** 14878 * Logic to handle installation of non-ASEC applications, including copying 14879 * and renaming logic. 14880 */ 14881 class FileInstallArgs extends InstallArgs { 14882 private File codeFile; 14883 private File resourceFile; 14884 14885 // Example topology: 14886 // /data/app/com.example/base.apk 14887 // /data/app/com.example/split_foo.apk 14888 // /data/app/com.example/lib/arm/libfoo.so 14889 // /data/app/com.example/lib/arm64/libfoo.so 14890 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14891 14892 /** New install */ 14893 FileInstallArgs(InstallParams params) { 14894 super(params.origin, params.move, params.observer, params.installFlags, 14895 params.installerPackageName, params.volumeUuid, 14896 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14897 params.grantedRuntimePermissions, 14898 params.traceMethod, params.traceCookie, params.certificates, 14899 params.installReason); 14900 if (isFwdLocked()) { 14901 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14902 } 14903 } 14904 14905 /** Existing install */ 14906 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14907 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14908 null, null, null, 0, null /*certificates*/, 14909 PackageManager.INSTALL_REASON_UNKNOWN); 14910 this.codeFile = (codePath != null) ? new File(codePath) : null; 14911 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14912 } 14913 14914 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14915 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14916 try { 14917 return doCopyApk(imcs, temp); 14918 } finally { 14919 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14920 } 14921 } 14922 14923 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14924 if (origin.staged) { 14925 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14926 codeFile = origin.file; 14927 resourceFile = origin.file; 14928 return PackageManager.INSTALL_SUCCEEDED; 14929 } 14930 14931 try { 14932 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14933 final File tempDir = 14934 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14935 codeFile = tempDir; 14936 resourceFile = tempDir; 14937 } catch (IOException e) { 14938 Slog.w(TAG, "Failed to create copy file: " + e); 14939 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14940 } 14941 14942 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14943 @Override 14944 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14945 if (!FileUtils.isValidExtFilename(name)) { 14946 throw new IllegalArgumentException("Invalid filename: " + name); 14947 } 14948 try { 14949 final File file = new File(codeFile, name); 14950 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14951 O_RDWR | O_CREAT, 0644); 14952 Os.chmod(file.getAbsolutePath(), 0644); 14953 return new ParcelFileDescriptor(fd); 14954 } catch (ErrnoException e) { 14955 throw new RemoteException("Failed to open: " + e.getMessage()); 14956 } 14957 } 14958 }; 14959 14960 int ret = PackageManager.INSTALL_SUCCEEDED; 14961 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14962 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14963 Slog.e(TAG, "Failed to copy package"); 14964 return ret; 14965 } 14966 14967 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14968 NativeLibraryHelper.Handle handle = null; 14969 try { 14970 handle = NativeLibraryHelper.Handle.create(codeFile); 14971 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14972 abiOverride); 14973 } catch (IOException e) { 14974 Slog.e(TAG, "Copying native libraries failed", e); 14975 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14976 } finally { 14977 IoUtils.closeQuietly(handle); 14978 } 14979 14980 return ret; 14981 } 14982 14983 int doPreInstall(int status) { 14984 if (status != PackageManager.INSTALL_SUCCEEDED) { 14985 cleanUp(); 14986 } 14987 return status; 14988 } 14989 14990 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14991 if (status != PackageManager.INSTALL_SUCCEEDED) { 14992 cleanUp(); 14993 return false; 14994 } 14995 14996 final File targetDir = codeFile.getParentFile(); 14997 final File beforeCodeFile = codeFile; 14998 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 14999 15000 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15001 try { 15002 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15003 } catch (ErrnoException e) { 15004 Slog.w(TAG, "Failed to rename", e); 15005 return false; 15006 } 15007 15008 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15009 Slog.w(TAG, "Failed to restorecon"); 15010 return false; 15011 } 15012 15013 // Reflect the rename internally 15014 codeFile = afterCodeFile; 15015 resourceFile = afterCodeFile; 15016 15017 // Reflect the rename in scanned details 15018 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15019 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15020 afterCodeFile, pkg.baseCodePath)); 15021 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15022 afterCodeFile, pkg.splitCodePaths)); 15023 15024 // Reflect the rename in app info 15025 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15026 pkg.setApplicationInfoCodePath(pkg.codePath); 15027 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15028 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15029 pkg.setApplicationInfoResourcePath(pkg.codePath); 15030 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15031 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15032 15033 return true; 15034 } 15035 15036 int doPostInstall(int status, int uid) { 15037 if (status != PackageManager.INSTALL_SUCCEEDED) { 15038 cleanUp(); 15039 } 15040 return status; 15041 } 15042 15043 @Override 15044 String getCodePath() { 15045 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15046 } 15047 15048 @Override 15049 String getResourcePath() { 15050 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15051 } 15052 15053 private boolean cleanUp() { 15054 if (codeFile == null || !codeFile.exists()) { 15055 return false; 15056 } 15057 15058 removeCodePathLI(codeFile); 15059 15060 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15061 resourceFile.delete(); 15062 } 15063 15064 return true; 15065 } 15066 15067 void cleanUpResourcesLI() { 15068 // Try enumerating all code paths before deleting 15069 List<String> allCodePaths = Collections.EMPTY_LIST; 15070 if (codeFile != null && codeFile.exists()) { 15071 try { 15072 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15073 allCodePaths = pkg.getAllCodePaths(); 15074 } catch (PackageParserException e) { 15075 // Ignored; we tried our best 15076 } 15077 } 15078 15079 cleanUp(); 15080 removeDexFiles(allCodePaths, instructionSets); 15081 } 15082 15083 boolean doPostDeleteLI(boolean delete) { 15084 // XXX err, shouldn't we respect the delete flag? 15085 cleanUpResourcesLI(); 15086 return true; 15087 } 15088 } 15089 15090 private boolean isAsecExternal(String cid) { 15091 final String asecPath = PackageHelper.getSdFilesystem(cid); 15092 return !asecPath.startsWith(mAsecInternalPath); 15093 } 15094 15095 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15096 PackageManagerException { 15097 if (copyRet < 0) { 15098 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15099 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15100 throw new PackageManagerException(copyRet, message); 15101 } 15102 } 15103 } 15104 15105 /** 15106 * Extract the StorageManagerService "container ID" from the full code path of an 15107 * .apk. 15108 */ 15109 static String cidFromCodePath(String fullCodePath) { 15110 int eidx = fullCodePath.lastIndexOf("/"); 15111 String subStr1 = fullCodePath.substring(0, eidx); 15112 int sidx = subStr1.lastIndexOf("/"); 15113 return subStr1.substring(sidx+1, eidx); 15114 } 15115 15116 /** 15117 * Logic to handle installation of ASEC applications, including copying and 15118 * renaming logic. 15119 */ 15120 class AsecInstallArgs extends InstallArgs { 15121 static final String RES_FILE_NAME = "pkg.apk"; 15122 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15123 15124 String cid; 15125 String packagePath; 15126 String resourcePath; 15127 15128 /** New install */ 15129 AsecInstallArgs(InstallParams params) { 15130 super(params.origin, params.move, params.observer, params.installFlags, 15131 params.installerPackageName, params.volumeUuid, 15132 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15133 params.grantedRuntimePermissions, 15134 params.traceMethod, params.traceCookie, params.certificates, 15135 params.installReason); 15136 } 15137 15138 /** Existing install */ 15139 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15140 boolean isExternal, boolean isForwardLocked) { 15141 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15142 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15143 instructionSets, null, null, null, 0, null /*certificates*/, 15144 PackageManager.INSTALL_REASON_UNKNOWN); 15145 // Hackily pretend we're still looking at a full code path 15146 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15147 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15148 } 15149 15150 // Extract cid from fullCodePath 15151 int eidx = fullCodePath.lastIndexOf("/"); 15152 String subStr1 = fullCodePath.substring(0, eidx); 15153 int sidx = subStr1.lastIndexOf("/"); 15154 cid = subStr1.substring(sidx+1, eidx); 15155 setMountPath(subStr1); 15156 } 15157 15158 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15159 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15160 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15161 instructionSets, null, null, null, 0, null /*certificates*/, 15162 PackageManager.INSTALL_REASON_UNKNOWN); 15163 this.cid = cid; 15164 setMountPath(PackageHelper.getSdDir(cid)); 15165 } 15166 15167 void createCopyFile() { 15168 cid = mInstallerService.allocateExternalStageCidLegacy(); 15169 } 15170 15171 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15172 if (origin.staged && origin.cid != null) { 15173 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15174 cid = origin.cid; 15175 setMountPath(PackageHelper.getSdDir(cid)); 15176 return PackageManager.INSTALL_SUCCEEDED; 15177 } 15178 15179 if (temp) { 15180 createCopyFile(); 15181 } else { 15182 /* 15183 * Pre-emptively destroy the container since it's destroyed if 15184 * copying fails due to it existing anyway. 15185 */ 15186 PackageHelper.destroySdDir(cid); 15187 } 15188 15189 final String newMountPath = imcs.copyPackageToContainer( 15190 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15191 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15192 15193 if (newMountPath != null) { 15194 setMountPath(newMountPath); 15195 return PackageManager.INSTALL_SUCCEEDED; 15196 } else { 15197 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15198 } 15199 } 15200 15201 @Override 15202 String getCodePath() { 15203 return packagePath; 15204 } 15205 15206 @Override 15207 String getResourcePath() { 15208 return resourcePath; 15209 } 15210 15211 int doPreInstall(int status) { 15212 if (status != PackageManager.INSTALL_SUCCEEDED) { 15213 // Destroy container 15214 PackageHelper.destroySdDir(cid); 15215 } else { 15216 boolean mounted = PackageHelper.isContainerMounted(cid); 15217 if (!mounted) { 15218 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15219 Process.SYSTEM_UID); 15220 if (newMountPath != null) { 15221 setMountPath(newMountPath); 15222 } else { 15223 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15224 } 15225 } 15226 } 15227 return status; 15228 } 15229 15230 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15231 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15232 String newMountPath = null; 15233 if (PackageHelper.isContainerMounted(cid)) { 15234 // Unmount the container 15235 if (!PackageHelper.unMountSdDir(cid)) { 15236 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15237 return false; 15238 } 15239 } 15240 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15241 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15242 " which might be stale. Will try to clean up."); 15243 // Clean up the stale container and proceed to recreate. 15244 if (!PackageHelper.destroySdDir(newCacheId)) { 15245 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15246 return false; 15247 } 15248 // Successfully cleaned up stale container. Try to rename again. 15249 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15250 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15251 + " inspite of cleaning it up."); 15252 return false; 15253 } 15254 } 15255 if (!PackageHelper.isContainerMounted(newCacheId)) { 15256 Slog.w(TAG, "Mounting container " + newCacheId); 15257 newMountPath = PackageHelper.mountSdDir(newCacheId, 15258 getEncryptKey(), Process.SYSTEM_UID); 15259 } else { 15260 newMountPath = PackageHelper.getSdDir(newCacheId); 15261 } 15262 if (newMountPath == null) { 15263 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15264 return false; 15265 } 15266 Log.i(TAG, "Succesfully renamed " + cid + 15267 " to " + newCacheId + 15268 " at new path: " + newMountPath); 15269 cid = newCacheId; 15270 15271 final File beforeCodeFile = new File(packagePath); 15272 setMountPath(newMountPath); 15273 final File afterCodeFile = new File(packagePath); 15274 15275 // Reflect the rename in scanned details 15276 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15277 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15278 afterCodeFile, pkg.baseCodePath)); 15279 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15280 afterCodeFile, pkg.splitCodePaths)); 15281 15282 // Reflect the rename in app info 15283 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15284 pkg.setApplicationInfoCodePath(pkg.codePath); 15285 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15286 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15287 pkg.setApplicationInfoResourcePath(pkg.codePath); 15288 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15289 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15290 15291 return true; 15292 } 15293 15294 private void setMountPath(String mountPath) { 15295 final File mountFile = new File(mountPath); 15296 15297 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15298 if (monolithicFile.exists()) { 15299 packagePath = monolithicFile.getAbsolutePath(); 15300 if (isFwdLocked()) { 15301 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15302 } else { 15303 resourcePath = packagePath; 15304 } 15305 } else { 15306 packagePath = mountFile.getAbsolutePath(); 15307 resourcePath = packagePath; 15308 } 15309 } 15310 15311 int doPostInstall(int status, int uid) { 15312 if (status != PackageManager.INSTALL_SUCCEEDED) { 15313 cleanUp(); 15314 } else { 15315 final int groupOwner; 15316 final String protectedFile; 15317 if (isFwdLocked()) { 15318 groupOwner = UserHandle.getSharedAppGid(uid); 15319 protectedFile = RES_FILE_NAME; 15320 } else { 15321 groupOwner = -1; 15322 protectedFile = null; 15323 } 15324 15325 if (uid < Process.FIRST_APPLICATION_UID 15326 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15327 Slog.e(TAG, "Failed to finalize " + cid); 15328 PackageHelper.destroySdDir(cid); 15329 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15330 } 15331 15332 boolean mounted = PackageHelper.isContainerMounted(cid); 15333 if (!mounted) { 15334 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15335 } 15336 } 15337 return status; 15338 } 15339 15340 private void cleanUp() { 15341 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15342 15343 // Destroy secure container 15344 PackageHelper.destroySdDir(cid); 15345 } 15346 15347 private List<String> getAllCodePaths() { 15348 final File codeFile = new File(getCodePath()); 15349 if (codeFile != null && codeFile.exists()) { 15350 try { 15351 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15352 return pkg.getAllCodePaths(); 15353 } catch (PackageParserException e) { 15354 // Ignored; we tried our best 15355 } 15356 } 15357 return Collections.EMPTY_LIST; 15358 } 15359 15360 void cleanUpResourcesLI() { 15361 // Enumerate all code paths before deleting 15362 cleanUpResourcesLI(getAllCodePaths()); 15363 } 15364 15365 private void cleanUpResourcesLI(List<String> allCodePaths) { 15366 cleanUp(); 15367 removeDexFiles(allCodePaths, instructionSets); 15368 } 15369 15370 String getPackageName() { 15371 return getAsecPackageName(cid); 15372 } 15373 15374 boolean doPostDeleteLI(boolean delete) { 15375 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15376 final List<String> allCodePaths = getAllCodePaths(); 15377 boolean mounted = PackageHelper.isContainerMounted(cid); 15378 if (mounted) { 15379 // Unmount first 15380 if (PackageHelper.unMountSdDir(cid)) { 15381 mounted = false; 15382 } 15383 } 15384 if (!mounted && delete) { 15385 cleanUpResourcesLI(allCodePaths); 15386 } 15387 return !mounted; 15388 } 15389 15390 @Override 15391 int doPreCopy() { 15392 if (isFwdLocked()) { 15393 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15394 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15395 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15396 } 15397 } 15398 15399 return PackageManager.INSTALL_SUCCEEDED; 15400 } 15401 15402 @Override 15403 int doPostCopy(int uid) { 15404 if (isFwdLocked()) { 15405 if (uid < Process.FIRST_APPLICATION_UID 15406 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15407 RES_FILE_NAME)) { 15408 Slog.e(TAG, "Failed to finalize " + cid); 15409 PackageHelper.destroySdDir(cid); 15410 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15411 } 15412 } 15413 15414 return PackageManager.INSTALL_SUCCEEDED; 15415 } 15416 } 15417 15418 /** 15419 * Logic to handle movement of existing installed applications. 15420 */ 15421 class MoveInstallArgs extends InstallArgs { 15422 private File codeFile; 15423 private File resourceFile; 15424 15425 /** New install */ 15426 MoveInstallArgs(InstallParams params) { 15427 super(params.origin, params.move, params.observer, params.installFlags, 15428 params.installerPackageName, params.volumeUuid, 15429 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15430 params.grantedRuntimePermissions, 15431 params.traceMethod, params.traceCookie, params.certificates, 15432 params.installReason); 15433 } 15434 15435 int copyApk(IMediaContainerService imcs, boolean temp) { 15436 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15437 + move.fromUuid + " to " + move.toUuid); 15438 synchronized (mInstaller) { 15439 try { 15440 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15441 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15442 } catch (InstallerException e) { 15443 Slog.w(TAG, "Failed to move app", e); 15444 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15445 } 15446 } 15447 15448 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15449 resourceFile = codeFile; 15450 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15451 15452 return PackageManager.INSTALL_SUCCEEDED; 15453 } 15454 15455 int doPreInstall(int status) { 15456 if (status != PackageManager.INSTALL_SUCCEEDED) { 15457 cleanUp(move.toUuid); 15458 } 15459 return status; 15460 } 15461 15462 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15463 if (status != PackageManager.INSTALL_SUCCEEDED) { 15464 cleanUp(move.toUuid); 15465 return false; 15466 } 15467 15468 // Reflect the move in app info 15469 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15470 pkg.setApplicationInfoCodePath(pkg.codePath); 15471 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15472 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15473 pkg.setApplicationInfoResourcePath(pkg.codePath); 15474 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15475 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15476 15477 return true; 15478 } 15479 15480 int doPostInstall(int status, int uid) { 15481 if (status == PackageManager.INSTALL_SUCCEEDED) { 15482 cleanUp(move.fromUuid); 15483 } else { 15484 cleanUp(move.toUuid); 15485 } 15486 return status; 15487 } 15488 15489 @Override 15490 String getCodePath() { 15491 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15492 } 15493 15494 @Override 15495 String getResourcePath() { 15496 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15497 } 15498 15499 private boolean cleanUp(String volumeUuid) { 15500 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15501 move.dataAppName); 15502 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15503 final int[] userIds = sUserManager.getUserIds(); 15504 synchronized (mInstallLock) { 15505 // Clean up both app data and code 15506 // All package moves are frozen until finished 15507 for (int userId : userIds) { 15508 try { 15509 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15510 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15511 } catch (InstallerException e) { 15512 Slog.w(TAG, String.valueOf(e)); 15513 } 15514 } 15515 removeCodePathLI(codeFile); 15516 } 15517 return true; 15518 } 15519 15520 void cleanUpResourcesLI() { 15521 throw new UnsupportedOperationException(); 15522 } 15523 15524 boolean doPostDeleteLI(boolean delete) { 15525 throw new UnsupportedOperationException(); 15526 } 15527 } 15528 15529 static String getAsecPackageName(String packageCid) { 15530 int idx = packageCid.lastIndexOf("-"); 15531 if (idx == -1) { 15532 return packageCid; 15533 } 15534 return packageCid.substring(0, idx); 15535 } 15536 15537 // Utility method used to create code paths based on package name and available index. 15538 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15539 String idxStr = ""; 15540 int idx = 1; 15541 // Fall back to default value of idx=1 if prefix is not 15542 // part of oldCodePath 15543 if (oldCodePath != null) { 15544 String subStr = oldCodePath; 15545 // Drop the suffix right away 15546 if (suffix != null && subStr.endsWith(suffix)) { 15547 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15548 } 15549 // If oldCodePath already contains prefix find out the 15550 // ending index to either increment or decrement. 15551 int sidx = subStr.lastIndexOf(prefix); 15552 if (sidx != -1) { 15553 subStr = subStr.substring(sidx + prefix.length()); 15554 if (subStr != null) { 15555 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15556 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15557 } 15558 try { 15559 idx = Integer.parseInt(subStr); 15560 if (idx <= 1) { 15561 idx++; 15562 } else { 15563 idx--; 15564 } 15565 } catch(NumberFormatException e) { 15566 } 15567 } 15568 } 15569 } 15570 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15571 return prefix + idxStr; 15572 } 15573 15574 private File getNextCodePath(File targetDir, String packageName) { 15575 File result; 15576 SecureRandom random = new SecureRandom(); 15577 byte[] bytes = new byte[16]; 15578 do { 15579 random.nextBytes(bytes); 15580 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15581 result = new File(targetDir, packageName + "-" + suffix); 15582 } while (result.exists()); 15583 return result; 15584 } 15585 15586 // Utility method that returns the relative package path with respect 15587 // to the installation directory. Like say for /data/data/com.test-1.apk 15588 // string com.test-1 is returned. 15589 static String deriveCodePathName(String codePath) { 15590 if (codePath == null) { 15591 return null; 15592 } 15593 final File codeFile = new File(codePath); 15594 final String name = codeFile.getName(); 15595 if (codeFile.isDirectory()) { 15596 return name; 15597 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15598 final int lastDot = name.lastIndexOf('.'); 15599 return name.substring(0, lastDot); 15600 } else { 15601 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15602 return null; 15603 } 15604 } 15605 15606 static class PackageInstalledInfo { 15607 String name; 15608 int uid; 15609 // The set of users that originally had this package installed. 15610 int[] origUsers; 15611 // The set of users that now have this package installed. 15612 int[] newUsers; 15613 PackageParser.Package pkg; 15614 int returnCode; 15615 String returnMsg; 15616 PackageRemovedInfo removedInfo; 15617 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15618 15619 public void setError(int code, String msg) { 15620 setReturnCode(code); 15621 setReturnMessage(msg); 15622 Slog.w(TAG, msg); 15623 } 15624 15625 public void setError(String msg, PackageParserException e) { 15626 setReturnCode(e.error); 15627 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15628 Slog.w(TAG, msg, e); 15629 } 15630 15631 public void setError(String msg, PackageManagerException e) { 15632 returnCode = e.error; 15633 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15634 Slog.w(TAG, msg, e); 15635 } 15636 15637 public void setReturnCode(int returnCode) { 15638 this.returnCode = returnCode; 15639 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15640 for (int i = 0; i < childCount; i++) { 15641 addedChildPackages.valueAt(i).returnCode = returnCode; 15642 } 15643 } 15644 15645 private void setReturnMessage(String returnMsg) { 15646 this.returnMsg = returnMsg; 15647 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15648 for (int i = 0; i < childCount; i++) { 15649 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15650 } 15651 } 15652 15653 // In some error cases we want to convey more info back to the observer 15654 String origPackage; 15655 String origPermission; 15656 } 15657 15658 /* 15659 * Install a non-existing package. 15660 */ 15661 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15662 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15663 PackageInstalledInfo res, int installReason) { 15664 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15665 15666 // Remember this for later, in case we need to rollback this install 15667 String pkgName = pkg.packageName; 15668 15669 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15670 15671 synchronized(mPackages) { 15672 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15673 if (renamedPackage != null) { 15674 // A package with the same name is already installed, though 15675 // it has been renamed to an older name. The package we 15676 // are trying to install should be installed as an update to 15677 // the existing one, but that has not been requested, so bail. 15678 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15679 + " without first uninstalling package running as " 15680 + renamedPackage); 15681 return; 15682 } 15683 if (mPackages.containsKey(pkgName)) { 15684 // Don't allow installation over an existing package with the same name. 15685 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15686 + " without first uninstalling."); 15687 return; 15688 } 15689 } 15690 15691 try { 15692 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15693 System.currentTimeMillis(), user); 15694 15695 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15696 15697 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15698 prepareAppDataAfterInstallLIF(newPackage); 15699 15700 } else { 15701 // Remove package from internal structures, but keep around any 15702 // data that might have already existed 15703 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15704 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15705 } 15706 } catch (PackageManagerException e) { 15707 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15708 } 15709 15710 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15711 } 15712 15713 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15714 // Can't rotate keys during boot or if sharedUser. 15715 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15716 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15717 return false; 15718 } 15719 // app is using upgradeKeySets; make sure all are valid 15720 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15721 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15722 for (int i = 0; i < upgradeKeySets.length; i++) { 15723 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15724 Slog.wtf(TAG, "Package " 15725 + (oldPs.name != null ? oldPs.name : "<null>") 15726 + " contains upgrade-key-set reference to unknown key-set: " 15727 + upgradeKeySets[i] 15728 + " reverting to signatures check."); 15729 return false; 15730 } 15731 } 15732 return true; 15733 } 15734 15735 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15736 // Upgrade keysets are being used. Determine if new package has a superset of the 15737 // required keys. 15738 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15739 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15740 for (int i = 0; i < upgradeKeySets.length; i++) { 15741 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15742 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15743 return true; 15744 } 15745 } 15746 return false; 15747 } 15748 15749 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15750 try (DigestInputStream digestStream = 15751 new DigestInputStream(new FileInputStream(file), digest)) { 15752 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15753 } 15754 } 15755 15756 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15757 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15758 int installReason) { 15759 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15760 15761 final PackageParser.Package oldPackage; 15762 final String pkgName = pkg.packageName; 15763 final int[] allUsers; 15764 final int[] installedUsers; 15765 15766 synchronized(mPackages) { 15767 oldPackage = mPackages.get(pkgName); 15768 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15769 15770 // don't allow upgrade to target a release SDK from a pre-release SDK 15771 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15772 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15773 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15774 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15775 if (oldTargetsPreRelease 15776 && !newTargetsPreRelease 15777 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15778 Slog.w(TAG, "Can't install package targeting released sdk"); 15779 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15780 return; 15781 } 15782 15783 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15784 15785 // verify signatures are valid 15786 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15787 if (!checkUpgradeKeySetLP(ps, pkg)) { 15788 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15789 "New package not signed by keys specified by upgrade-keysets: " 15790 + pkgName); 15791 return; 15792 } 15793 } else { 15794 // default to original signature matching 15795 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15796 != PackageManager.SIGNATURE_MATCH) { 15797 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15798 "New package has a different signature: " + pkgName); 15799 return; 15800 } 15801 } 15802 15803 // don't allow a system upgrade unless the upgrade hash matches 15804 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15805 byte[] digestBytes = null; 15806 try { 15807 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15808 updateDigest(digest, new File(pkg.baseCodePath)); 15809 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15810 for (String path : pkg.splitCodePaths) { 15811 updateDigest(digest, new File(path)); 15812 } 15813 } 15814 digestBytes = digest.digest(); 15815 } catch (NoSuchAlgorithmException | IOException e) { 15816 res.setError(INSTALL_FAILED_INVALID_APK, 15817 "Could not compute hash: " + pkgName); 15818 return; 15819 } 15820 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15821 res.setError(INSTALL_FAILED_INVALID_APK, 15822 "New package fails restrict-update check: " + pkgName); 15823 return; 15824 } 15825 // retain upgrade restriction 15826 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15827 } 15828 15829 // Check for shared user id changes 15830 String invalidPackageName = 15831 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15832 if (invalidPackageName != null) { 15833 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15834 "Package " + invalidPackageName + " tried to change user " 15835 + oldPackage.mSharedUserId); 15836 return; 15837 } 15838 15839 // In case of rollback, remember per-user/profile install state 15840 allUsers = sUserManager.getUserIds(); 15841 installedUsers = ps.queryInstalledUsers(allUsers, true); 15842 15843 // don't allow an upgrade from full to ephemeral 15844 if (isInstantApp) { 15845 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15846 for (int currentUser : allUsers) { 15847 if (!ps.getInstantApp(currentUser)) { 15848 // can't downgrade from full to instant 15849 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15850 + " for user: " + currentUser); 15851 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15852 return; 15853 } 15854 } 15855 } else if (!ps.getInstantApp(user.getIdentifier())) { 15856 // can't downgrade from full to instant 15857 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15858 + " for user: " + user.getIdentifier()); 15859 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15860 return; 15861 } 15862 } 15863 } 15864 15865 // Update what is removed 15866 res.removedInfo = new PackageRemovedInfo(); 15867 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15868 res.removedInfo.removedPackage = oldPackage.packageName; 15869 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15870 res.removedInfo.isUpdate = true; 15871 res.removedInfo.origUsers = installedUsers; 15872 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15873 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15874 for (int i = 0; i < installedUsers.length; i++) { 15875 final int userId = installedUsers[i]; 15876 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15877 } 15878 15879 final int childCount = (oldPackage.childPackages != null) 15880 ? oldPackage.childPackages.size() : 0; 15881 for (int i = 0; i < childCount; i++) { 15882 boolean childPackageUpdated = false; 15883 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15884 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15885 if (res.addedChildPackages != null) { 15886 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15887 if (childRes != null) { 15888 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15889 childRes.removedInfo.removedPackage = childPkg.packageName; 15890 childRes.removedInfo.isUpdate = true; 15891 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15892 childPackageUpdated = true; 15893 } 15894 } 15895 if (!childPackageUpdated) { 15896 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15897 childRemovedRes.removedPackage = childPkg.packageName; 15898 childRemovedRes.isUpdate = false; 15899 childRemovedRes.dataRemoved = true; 15900 synchronized (mPackages) { 15901 if (childPs != null) { 15902 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15903 } 15904 } 15905 if (res.removedInfo.removedChildPackages == null) { 15906 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15907 } 15908 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15909 } 15910 } 15911 15912 boolean sysPkg = (isSystemApp(oldPackage)); 15913 if (sysPkg) { 15914 // Set the system/privileged flags as needed 15915 final boolean privileged = 15916 (oldPackage.applicationInfo.privateFlags 15917 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15918 final int systemPolicyFlags = policyFlags 15919 | PackageParser.PARSE_IS_SYSTEM 15920 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15921 15922 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15923 user, allUsers, installerPackageName, res, installReason); 15924 } else { 15925 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15926 user, allUsers, installerPackageName, res, installReason); 15927 } 15928 } 15929 15930 public List<String> getPreviousCodePaths(String packageName) { 15931 final PackageSetting ps = mSettings.mPackages.get(packageName); 15932 final List<String> result = new ArrayList<String>(); 15933 if (ps != null && ps.oldCodePaths != null) { 15934 result.addAll(ps.oldCodePaths); 15935 } 15936 return result; 15937 } 15938 15939 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15940 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15941 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15942 int installReason) { 15943 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15944 + deletedPackage); 15945 15946 String pkgName = deletedPackage.packageName; 15947 boolean deletedPkg = true; 15948 boolean addedPkg = false; 15949 boolean updatedSettings = false; 15950 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15951 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15952 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15953 15954 final long origUpdateTime = (pkg.mExtras != null) 15955 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15956 15957 // First delete the existing package while retaining the data directory 15958 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15959 res.removedInfo, true, pkg)) { 15960 // If the existing package wasn't successfully deleted 15961 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15962 deletedPkg = false; 15963 } else { 15964 // Successfully deleted the old package; proceed with replace. 15965 15966 // If deleted package lived in a container, give users a chance to 15967 // relinquish resources before killing. 15968 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15969 if (DEBUG_INSTALL) { 15970 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15971 } 15972 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15973 final ArrayList<String> pkgList = new ArrayList<String>(1); 15974 pkgList.add(deletedPackage.applicationInfo.packageName); 15975 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15976 } 15977 15978 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15979 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15980 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15981 15982 try { 15983 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15984 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15985 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15986 installReason); 15987 15988 // Update the in-memory copy of the previous code paths. 15989 PackageSetting ps = mSettings.mPackages.get(pkgName); 15990 if (!killApp) { 15991 if (ps.oldCodePaths == null) { 15992 ps.oldCodePaths = new ArraySet<>(); 15993 } 15994 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15995 if (deletedPackage.splitCodePaths != null) { 15996 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15997 } 15998 } else { 15999 ps.oldCodePaths = null; 16000 } 16001 if (ps.childPackageNames != null) { 16002 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16003 final String childPkgName = ps.childPackageNames.get(i); 16004 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16005 childPs.oldCodePaths = ps.oldCodePaths; 16006 } 16007 } 16008 // set instant app status, but, only if it's explicitly specified 16009 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16010 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16011 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16012 prepareAppDataAfterInstallLIF(newPackage); 16013 addedPkg = true; 16014 mDexManager.notifyPackageUpdated(newPackage.packageName, 16015 newPackage.baseCodePath, newPackage.splitCodePaths); 16016 } catch (PackageManagerException e) { 16017 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16018 } 16019 } 16020 16021 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16022 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16023 16024 // Revert all internal state mutations and added folders for the failed install 16025 if (addedPkg) { 16026 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16027 res.removedInfo, true, null); 16028 } 16029 16030 // Restore the old package 16031 if (deletedPkg) { 16032 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16033 File restoreFile = new File(deletedPackage.codePath); 16034 // Parse old package 16035 boolean oldExternal = isExternal(deletedPackage); 16036 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16037 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16038 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16039 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16040 try { 16041 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16042 null); 16043 } catch (PackageManagerException e) { 16044 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16045 + e.getMessage()); 16046 return; 16047 } 16048 16049 synchronized (mPackages) { 16050 // Ensure the installer package name up to date 16051 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16052 16053 // Update permissions for restored package 16054 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16055 16056 mSettings.writeLPr(); 16057 } 16058 16059 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16060 } 16061 } else { 16062 synchronized (mPackages) { 16063 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16064 if (ps != null) { 16065 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16066 if (res.removedInfo.removedChildPackages != null) { 16067 final int childCount = res.removedInfo.removedChildPackages.size(); 16068 // Iterate in reverse as we may modify the collection 16069 for (int i = childCount - 1; i >= 0; i--) { 16070 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16071 if (res.addedChildPackages.containsKey(childPackageName)) { 16072 res.removedInfo.removedChildPackages.removeAt(i); 16073 } else { 16074 PackageRemovedInfo childInfo = res.removedInfo 16075 .removedChildPackages.valueAt(i); 16076 childInfo.removedForAllUsers = mPackages.get( 16077 childInfo.removedPackage) == null; 16078 } 16079 } 16080 } 16081 } 16082 } 16083 } 16084 } 16085 16086 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16087 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16088 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16089 int installReason) { 16090 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16091 + ", old=" + deletedPackage); 16092 16093 final boolean disabledSystem; 16094 16095 // Remove existing system package 16096 removePackageLI(deletedPackage, true); 16097 16098 synchronized (mPackages) { 16099 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16100 } 16101 if (!disabledSystem) { 16102 // We didn't need to disable the .apk as a current system package, 16103 // which means we are replacing another update that is already 16104 // installed. We need to make sure to delete the older one's .apk. 16105 res.removedInfo.args = createInstallArgsForExisting(0, 16106 deletedPackage.applicationInfo.getCodePath(), 16107 deletedPackage.applicationInfo.getResourcePath(), 16108 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16109 } else { 16110 res.removedInfo.args = null; 16111 } 16112 16113 // Successfully disabled the old package. Now proceed with re-installation 16114 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16115 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16116 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16117 16118 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16119 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16120 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16121 16122 PackageParser.Package newPackage = null; 16123 try { 16124 // Add the package to the internal data structures 16125 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16126 16127 // Set the update and install times 16128 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16129 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16130 System.currentTimeMillis()); 16131 16132 // Update the package dynamic state if succeeded 16133 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16134 // Now that the install succeeded make sure we remove data 16135 // directories for any child package the update removed. 16136 final int deletedChildCount = (deletedPackage.childPackages != null) 16137 ? deletedPackage.childPackages.size() : 0; 16138 final int newChildCount = (newPackage.childPackages != null) 16139 ? newPackage.childPackages.size() : 0; 16140 for (int i = 0; i < deletedChildCount; i++) { 16141 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16142 boolean childPackageDeleted = true; 16143 for (int j = 0; j < newChildCount; j++) { 16144 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16145 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16146 childPackageDeleted = false; 16147 break; 16148 } 16149 } 16150 if (childPackageDeleted) { 16151 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16152 deletedChildPkg.packageName); 16153 if (ps != null && res.removedInfo.removedChildPackages != null) { 16154 PackageRemovedInfo removedChildRes = res.removedInfo 16155 .removedChildPackages.get(deletedChildPkg.packageName); 16156 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16157 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16158 } 16159 } 16160 } 16161 16162 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16163 installReason); 16164 prepareAppDataAfterInstallLIF(newPackage); 16165 16166 mDexManager.notifyPackageUpdated(newPackage.packageName, 16167 newPackage.baseCodePath, newPackage.splitCodePaths); 16168 } 16169 } catch (PackageManagerException e) { 16170 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16171 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16172 } 16173 16174 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16175 // Re installation failed. Restore old information 16176 // Remove new pkg information 16177 if (newPackage != null) { 16178 removeInstalledPackageLI(newPackage, true); 16179 } 16180 // Add back the old system package 16181 try { 16182 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16183 } catch (PackageManagerException e) { 16184 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16185 } 16186 16187 synchronized (mPackages) { 16188 if (disabledSystem) { 16189 enableSystemPackageLPw(deletedPackage); 16190 } 16191 16192 // Ensure the installer package name up to date 16193 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16194 16195 // Update permissions for restored package 16196 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16197 16198 mSettings.writeLPr(); 16199 } 16200 16201 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16202 + " after failed upgrade"); 16203 } 16204 } 16205 16206 /** 16207 * Checks whether the parent or any of the child packages have a change shared 16208 * user. For a package to be a valid update the shred users of the parent and 16209 * the children should match. We may later support changing child shared users. 16210 * @param oldPkg The updated package. 16211 * @param newPkg The update package. 16212 * @return The shared user that change between the versions. 16213 */ 16214 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16215 PackageParser.Package newPkg) { 16216 // Check parent shared user 16217 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16218 return newPkg.packageName; 16219 } 16220 // Check child shared users 16221 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16222 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16223 for (int i = 0; i < newChildCount; i++) { 16224 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16225 // If this child was present, did it have the same shared user? 16226 for (int j = 0; j < oldChildCount; j++) { 16227 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16228 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16229 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16230 return newChildPkg.packageName; 16231 } 16232 } 16233 } 16234 return null; 16235 } 16236 16237 private void removeNativeBinariesLI(PackageSetting ps) { 16238 // Remove the lib path for the parent package 16239 if (ps != null) { 16240 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16241 // Remove the lib path for the child packages 16242 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16243 for (int i = 0; i < childCount; i++) { 16244 PackageSetting childPs = null; 16245 synchronized (mPackages) { 16246 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16247 } 16248 if (childPs != null) { 16249 NativeLibraryHelper.removeNativeBinariesLI(childPs 16250 .legacyNativeLibraryPathString); 16251 } 16252 } 16253 } 16254 } 16255 16256 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16257 // Enable the parent package 16258 mSettings.enableSystemPackageLPw(pkg.packageName); 16259 // Enable the child packages 16260 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16261 for (int i = 0; i < childCount; i++) { 16262 PackageParser.Package childPkg = pkg.childPackages.get(i); 16263 mSettings.enableSystemPackageLPw(childPkg.packageName); 16264 } 16265 } 16266 16267 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16268 PackageParser.Package newPkg) { 16269 // Disable the parent package (parent always replaced) 16270 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16271 // Disable the child packages 16272 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16273 for (int i = 0; i < childCount; i++) { 16274 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16275 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16276 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16277 } 16278 return disabled; 16279 } 16280 16281 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16282 String installerPackageName) { 16283 // Enable the parent package 16284 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16285 // Enable the child packages 16286 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16287 for (int i = 0; i < childCount; i++) { 16288 PackageParser.Package childPkg = pkg.childPackages.get(i); 16289 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16290 } 16291 } 16292 16293 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16294 // Collect all used permissions in the UID 16295 ArraySet<String> usedPermissions = new ArraySet<>(); 16296 final int packageCount = su.packages.size(); 16297 for (int i = 0; i < packageCount; i++) { 16298 PackageSetting ps = su.packages.valueAt(i); 16299 if (ps.pkg == null) { 16300 continue; 16301 } 16302 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16303 for (int j = 0; j < requestedPermCount; j++) { 16304 String permission = ps.pkg.requestedPermissions.get(j); 16305 BasePermission bp = mSettings.mPermissions.get(permission); 16306 if (bp != null) { 16307 usedPermissions.add(permission); 16308 } 16309 } 16310 } 16311 16312 PermissionsState permissionsState = su.getPermissionsState(); 16313 // Prune install permissions 16314 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16315 final int installPermCount = installPermStates.size(); 16316 for (int i = installPermCount - 1; i >= 0; i--) { 16317 PermissionState permissionState = installPermStates.get(i); 16318 if (!usedPermissions.contains(permissionState.getName())) { 16319 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16320 if (bp != null) { 16321 permissionsState.revokeInstallPermission(bp); 16322 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16323 PackageManager.MASK_PERMISSION_FLAGS, 0); 16324 } 16325 } 16326 } 16327 16328 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16329 16330 // Prune runtime permissions 16331 for (int userId : allUserIds) { 16332 List<PermissionState> runtimePermStates = permissionsState 16333 .getRuntimePermissionStates(userId); 16334 final int runtimePermCount = runtimePermStates.size(); 16335 for (int i = runtimePermCount - 1; i >= 0; i--) { 16336 PermissionState permissionState = runtimePermStates.get(i); 16337 if (!usedPermissions.contains(permissionState.getName())) { 16338 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16339 if (bp != null) { 16340 permissionsState.revokeRuntimePermission(bp, userId); 16341 permissionsState.updatePermissionFlags(bp, userId, 16342 PackageManager.MASK_PERMISSION_FLAGS, 0); 16343 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16344 runtimePermissionChangedUserIds, userId); 16345 } 16346 } 16347 } 16348 } 16349 16350 return runtimePermissionChangedUserIds; 16351 } 16352 16353 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16354 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16355 // Update the parent package setting 16356 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16357 res, user, installReason); 16358 // Update the child packages setting 16359 final int childCount = (newPackage.childPackages != null) 16360 ? newPackage.childPackages.size() : 0; 16361 for (int i = 0; i < childCount; i++) { 16362 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16363 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16364 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16365 childRes.origUsers, childRes, user, installReason); 16366 } 16367 } 16368 16369 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16370 String installerPackageName, int[] allUsers, int[] installedForUsers, 16371 PackageInstalledInfo res, UserHandle user, int installReason) { 16372 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16373 16374 String pkgName = newPackage.packageName; 16375 synchronized (mPackages) { 16376 //write settings. the installStatus will be incomplete at this stage. 16377 //note that the new package setting would have already been 16378 //added to mPackages. It hasn't been persisted yet. 16379 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16380 // TODO: Remove this write? It's also written at the end of this method 16381 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16382 mSettings.writeLPr(); 16383 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16384 } 16385 16386 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16387 synchronized (mPackages) { 16388 updatePermissionsLPw(newPackage.packageName, newPackage, 16389 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16390 ? UPDATE_PERMISSIONS_ALL : 0)); 16391 // For system-bundled packages, we assume that installing an upgraded version 16392 // of the package implies that the user actually wants to run that new code, 16393 // so we enable the package. 16394 PackageSetting ps = mSettings.mPackages.get(pkgName); 16395 final int userId = user.getIdentifier(); 16396 if (ps != null) { 16397 if (isSystemApp(newPackage)) { 16398 if (DEBUG_INSTALL) { 16399 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16400 } 16401 // Enable system package for requested users 16402 if (res.origUsers != null) { 16403 for (int origUserId : res.origUsers) { 16404 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16405 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16406 origUserId, installerPackageName); 16407 } 16408 } 16409 } 16410 // Also convey the prior install/uninstall state 16411 if (allUsers != null && installedForUsers != null) { 16412 for (int currentUserId : allUsers) { 16413 final boolean installed = ArrayUtils.contains( 16414 installedForUsers, currentUserId); 16415 if (DEBUG_INSTALL) { 16416 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16417 } 16418 ps.setInstalled(installed, currentUserId); 16419 } 16420 // these install state changes will be persisted in the 16421 // upcoming call to mSettings.writeLPr(). 16422 } 16423 } 16424 // It's implied that when a user requests installation, they want the app to be 16425 // installed and enabled. 16426 if (userId != UserHandle.USER_ALL) { 16427 ps.setInstalled(true, userId); 16428 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16429 } 16430 16431 // When replacing an existing package, preserve the original install reason for all 16432 // users that had the package installed before. 16433 final Set<Integer> previousUserIds = new ArraySet<>(); 16434 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16435 final int installReasonCount = res.removedInfo.installReasons.size(); 16436 for (int i = 0; i < installReasonCount; i++) { 16437 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16438 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16439 ps.setInstallReason(previousInstallReason, previousUserId); 16440 previousUserIds.add(previousUserId); 16441 } 16442 } 16443 16444 // Set install reason for users that are having the package newly installed. 16445 if (userId == UserHandle.USER_ALL) { 16446 for (int currentUserId : sUserManager.getUserIds()) { 16447 if (!previousUserIds.contains(currentUserId)) { 16448 ps.setInstallReason(installReason, currentUserId); 16449 } 16450 } 16451 } else if (!previousUserIds.contains(userId)) { 16452 ps.setInstallReason(installReason, userId); 16453 } 16454 mSettings.writeKernelMappingLPr(ps); 16455 } 16456 res.name = pkgName; 16457 res.uid = newPackage.applicationInfo.uid; 16458 res.pkg = newPackage; 16459 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16460 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16461 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16462 //to update install status 16463 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16464 mSettings.writeLPr(); 16465 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16466 } 16467 16468 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16469 } 16470 16471 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16472 try { 16473 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16474 installPackageLI(args, res); 16475 } finally { 16476 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16477 } 16478 } 16479 16480 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16481 final int installFlags = args.installFlags; 16482 final String installerPackageName = args.installerPackageName; 16483 final String volumeUuid = args.volumeUuid; 16484 final File tmpPackageFile = new File(args.getCodePath()); 16485 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16486 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16487 || (args.volumeUuid != null)); 16488 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16489 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16490 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16491 boolean replace = false; 16492 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16493 if (args.move != null) { 16494 // moving a complete application; perform an initial scan on the new install location 16495 scanFlags |= SCAN_INITIAL; 16496 } 16497 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16498 scanFlags |= SCAN_DONT_KILL_APP; 16499 } 16500 if (instantApp) { 16501 scanFlags |= SCAN_AS_INSTANT_APP; 16502 } 16503 if (fullApp) { 16504 scanFlags |= SCAN_AS_FULL_APP; 16505 } 16506 16507 // Result object to be returned 16508 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16509 16510 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16511 16512 // Sanity check 16513 if (instantApp && (forwardLocked || onExternal)) { 16514 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16515 + " external=" + onExternal); 16516 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16517 return; 16518 } 16519 16520 // Retrieve PackageSettings and parse package 16521 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16522 | PackageParser.PARSE_ENFORCE_CODE 16523 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16524 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16525 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16526 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16527 PackageParser pp = new PackageParser(); 16528 pp.setSeparateProcesses(mSeparateProcesses); 16529 pp.setDisplayMetrics(mMetrics); 16530 pp.setCallback(mPackageParserCallback); 16531 16532 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16533 final PackageParser.Package pkg; 16534 try { 16535 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16536 } catch (PackageParserException e) { 16537 res.setError("Failed parse during installPackageLI", e); 16538 return; 16539 } finally { 16540 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16541 } 16542 16543 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16544 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16545 Slog.w(TAG, "Instant app package " + pkg.packageName 16546 + " does not target O, this will be a fatal error."); 16547 // STOPSHIP: Make this a fatal error 16548 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16549 } 16550 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16551 Slog.w(TAG, "Instant app package " + pkg.packageName 16552 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16553 // STOPSHIP: Make this a fatal error 16554 pkg.applicationInfo.targetSandboxVersion = 2; 16555 } 16556 16557 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16558 // Static shared libraries have synthetic package names 16559 renameStaticSharedLibraryPackage(pkg); 16560 16561 // No static shared libs on external storage 16562 if (onExternal) { 16563 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16564 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16565 "Packages declaring static-shared libs cannot be updated"); 16566 return; 16567 } 16568 } 16569 16570 // If we are installing a clustered package add results for the children 16571 if (pkg.childPackages != null) { 16572 synchronized (mPackages) { 16573 final int childCount = pkg.childPackages.size(); 16574 for (int i = 0; i < childCount; i++) { 16575 PackageParser.Package childPkg = pkg.childPackages.get(i); 16576 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16577 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16578 childRes.pkg = childPkg; 16579 childRes.name = childPkg.packageName; 16580 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16581 if (childPs != null) { 16582 childRes.origUsers = childPs.queryInstalledUsers( 16583 sUserManager.getUserIds(), true); 16584 } 16585 if ((mPackages.containsKey(childPkg.packageName))) { 16586 childRes.removedInfo = new PackageRemovedInfo(); 16587 childRes.removedInfo.removedPackage = childPkg.packageName; 16588 } 16589 if (res.addedChildPackages == null) { 16590 res.addedChildPackages = new ArrayMap<>(); 16591 } 16592 res.addedChildPackages.put(childPkg.packageName, childRes); 16593 } 16594 } 16595 } 16596 16597 // If package doesn't declare API override, mark that we have an install 16598 // time CPU ABI override. 16599 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16600 pkg.cpuAbiOverride = args.abiOverride; 16601 } 16602 16603 String pkgName = res.name = pkg.packageName; 16604 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16605 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16606 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16607 return; 16608 } 16609 } 16610 16611 try { 16612 // either use what we've been given or parse directly from the APK 16613 if (args.certificates != null) { 16614 try { 16615 PackageParser.populateCertificates(pkg, args.certificates); 16616 } catch (PackageParserException e) { 16617 // there was something wrong with the certificates we were given; 16618 // try to pull them from the APK 16619 PackageParser.collectCertificates(pkg, parseFlags); 16620 } 16621 } else { 16622 PackageParser.collectCertificates(pkg, parseFlags); 16623 } 16624 } catch (PackageParserException e) { 16625 res.setError("Failed collect during installPackageLI", e); 16626 return; 16627 } 16628 16629 // Get rid of all references to package scan path via parser. 16630 pp = null; 16631 String oldCodePath = null; 16632 boolean systemApp = false; 16633 synchronized (mPackages) { 16634 // Check if installing already existing package 16635 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16636 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16637 if (pkg.mOriginalPackages != null 16638 && pkg.mOriginalPackages.contains(oldName) 16639 && mPackages.containsKey(oldName)) { 16640 // This package is derived from an original package, 16641 // and this device has been updating from that original 16642 // name. We must continue using the original name, so 16643 // rename the new package here. 16644 pkg.setPackageName(oldName); 16645 pkgName = pkg.packageName; 16646 replace = true; 16647 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16648 + oldName + " pkgName=" + pkgName); 16649 } else if (mPackages.containsKey(pkgName)) { 16650 // This package, under its official name, already exists 16651 // on the device; we should replace it. 16652 replace = true; 16653 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16654 } 16655 16656 // Child packages are installed through the parent package 16657 if (pkg.parentPackage != null) { 16658 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16659 "Package " + pkg.packageName + " is child of package " 16660 + pkg.parentPackage.parentPackage + ". Child packages " 16661 + "can be updated only through the parent package."); 16662 return; 16663 } 16664 16665 if (replace) { 16666 // Prevent apps opting out from runtime permissions 16667 PackageParser.Package oldPackage = mPackages.get(pkgName); 16668 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16669 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16670 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16671 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16672 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16673 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16674 + " doesn't support runtime permissions but the old" 16675 + " target SDK " + oldTargetSdk + " does."); 16676 return; 16677 } 16678 16679 // Prevent installing of child packages 16680 if (oldPackage.parentPackage != null) { 16681 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16682 "Package " + pkg.packageName + " is child of package " 16683 + oldPackage.parentPackage + ". Child packages " 16684 + "can be updated only through the parent package."); 16685 return; 16686 } 16687 } 16688 } 16689 16690 PackageSetting ps = mSettings.mPackages.get(pkgName); 16691 if (ps != null) { 16692 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16693 16694 // Static shared libs have same package with different versions where 16695 // we internally use a synthetic package name to allow multiple versions 16696 // of the same package, therefore we need to compare signatures against 16697 // the package setting for the latest library version. 16698 PackageSetting signatureCheckPs = ps; 16699 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16700 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16701 if (libraryEntry != null) { 16702 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16703 } 16704 } 16705 16706 // Quick sanity check that we're signed correctly if updating; 16707 // we'll check this again later when scanning, but we want to 16708 // bail early here before tripping over redefined permissions. 16709 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16710 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16711 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16712 + pkg.packageName + " upgrade keys do not match the " 16713 + "previously installed version"); 16714 return; 16715 } 16716 } else { 16717 try { 16718 verifySignaturesLP(signatureCheckPs, pkg); 16719 } catch (PackageManagerException e) { 16720 res.setError(e.error, e.getMessage()); 16721 return; 16722 } 16723 } 16724 16725 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16726 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16727 systemApp = (ps.pkg.applicationInfo.flags & 16728 ApplicationInfo.FLAG_SYSTEM) != 0; 16729 } 16730 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16731 } 16732 16733 int N = pkg.permissions.size(); 16734 for (int i = N-1; i >= 0; i--) { 16735 PackageParser.Permission perm = pkg.permissions.get(i); 16736 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16737 16738 // Don't allow anyone but the platform to define ephemeral permissions. 16739 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 16740 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16741 Slog.w(TAG, "Package " + pkg.packageName 16742 + " attempting to delcare ephemeral permission " 16743 + perm.info.name + "; Removing ephemeral."); 16744 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 16745 } 16746 // Check whether the newly-scanned package wants to define an already-defined perm 16747 if (bp != null) { 16748 // If the defining package is signed with our cert, it's okay. This 16749 // also includes the "updating the same package" case, of course. 16750 // "updating same package" could also involve key-rotation. 16751 final boolean sigsOk; 16752 if (bp.sourcePackage.equals(pkg.packageName) 16753 && (bp.packageSetting instanceof PackageSetting) 16754 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16755 scanFlags))) { 16756 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16757 } else { 16758 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16759 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16760 } 16761 if (!sigsOk) { 16762 // If the owning package is the system itself, we log but allow 16763 // install to proceed; we fail the install on all other permission 16764 // redefinitions. 16765 if (!bp.sourcePackage.equals("android")) { 16766 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16767 + pkg.packageName + " attempting to redeclare permission " 16768 + perm.info.name + " already owned by " + bp.sourcePackage); 16769 res.origPermission = perm.info.name; 16770 res.origPackage = bp.sourcePackage; 16771 return; 16772 } else { 16773 Slog.w(TAG, "Package " + pkg.packageName 16774 + " attempting to redeclare system permission " 16775 + perm.info.name + "; ignoring new declaration"); 16776 pkg.permissions.remove(i); 16777 } 16778 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16779 // Prevent apps to change protection level to dangerous from any other 16780 // type as this would allow a privilege escalation where an app adds a 16781 // normal/signature permission in other app's group and later redefines 16782 // it as dangerous leading to the group auto-grant. 16783 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16784 == PermissionInfo.PROTECTION_DANGEROUS) { 16785 if (bp != null && !bp.isRuntime()) { 16786 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16787 + "non-runtime permission " + perm.info.name 16788 + " to runtime; keeping old protection level"); 16789 perm.info.protectionLevel = bp.protectionLevel; 16790 } 16791 } 16792 } 16793 } 16794 } 16795 } 16796 16797 if (systemApp) { 16798 if (onExternal) { 16799 // Abort update; system app can't be replaced with app on sdcard 16800 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16801 "Cannot install updates to system apps on sdcard"); 16802 return; 16803 } else if (instantApp) { 16804 // Abort update; system app can't be replaced with an instant app 16805 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16806 "Cannot update a system app with an instant app"); 16807 return; 16808 } 16809 } 16810 16811 if (args.move != null) { 16812 // We did an in-place move, so dex is ready to roll 16813 scanFlags |= SCAN_NO_DEX; 16814 scanFlags |= SCAN_MOVE; 16815 16816 synchronized (mPackages) { 16817 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16818 if (ps == null) { 16819 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16820 "Missing settings for moved package " + pkgName); 16821 } 16822 16823 // We moved the entire application as-is, so bring over the 16824 // previously derived ABI information. 16825 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16826 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16827 } 16828 16829 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16830 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16831 scanFlags |= SCAN_NO_DEX; 16832 16833 try { 16834 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16835 args.abiOverride : pkg.cpuAbiOverride); 16836 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16837 true /*extractLibs*/, mAppLib32InstallDir); 16838 } catch (PackageManagerException pme) { 16839 Slog.e(TAG, "Error deriving application ABI", pme); 16840 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16841 return; 16842 } 16843 16844 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16845 // Do not run PackageDexOptimizer through the local performDexOpt 16846 // method because `pkg` may not be in `mPackages` yet. 16847 // 16848 // Also, don't fail application installs if the dexopt step fails. 16849 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16850 null /* instructionSets */, false /* checkProfiles */, 16851 getCompilerFilterForReason(REASON_INSTALL), 16852 getOrCreateCompilerPackageStats(pkg), 16853 mDexManager.isUsedByOtherApps(pkg.packageName)); 16854 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16855 16856 // Notify BackgroundDexOptJobService that the package has been changed. 16857 // If this is an update of a package which used to fail to compile, 16858 // BDOS will remove it from its blacklist. 16859 // TODO: Layering violation 16860 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16861 } 16862 16863 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16864 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16865 return; 16866 } 16867 16868 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16869 16870 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16871 "installPackageLI")) { 16872 if (replace) { 16873 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16874 // Static libs have a synthetic package name containing the version 16875 // and cannot be updated as an update would get a new package name, 16876 // unless this is the exact same version code which is useful for 16877 // development. 16878 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16879 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16880 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16881 + "static-shared libs cannot be updated"); 16882 return; 16883 } 16884 } 16885 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16886 installerPackageName, res, args.installReason); 16887 } else { 16888 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16889 args.user, installerPackageName, volumeUuid, res, args.installReason); 16890 } 16891 } 16892 synchronized (mPackages) { 16893 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16894 if (ps != null) { 16895 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16896 ps.setUpdateAvailable(false /*updateAvailable*/); 16897 } 16898 16899 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16900 for (int i = 0; i < childCount; i++) { 16901 PackageParser.Package childPkg = pkg.childPackages.get(i); 16902 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16903 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16904 if (childPs != null) { 16905 childRes.newUsers = childPs.queryInstalledUsers( 16906 sUserManager.getUserIds(), true); 16907 } 16908 } 16909 16910 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16911 updateSequenceNumberLP(pkgName, res.newUsers); 16912 } 16913 } 16914 } 16915 16916 private void startIntentFilterVerifications(int userId, boolean replacing, 16917 PackageParser.Package pkg) { 16918 if (mIntentFilterVerifierComponent == null) { 16919 Slog.w(TAG, "No IntentFilter verification will not be done as " 16920 + "there is no IntentFilterVerifier available!"); 16921 return; 16922 } 16923 16924 final int verifierUid = getPackageUid( 16925 mIntentFilterVerifierComponent.getPackageName(), 16926 MATCH_DEBUG_TRIAGED_MISSING, 16927 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16928 16929 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16930 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16931 mHandler.sendMessage(msg); 16932 16933 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16934 for (int i = 0; i < childCount; i++) { 16935 PackageParser.Package childPkg = pkg.childPackages.get(i); 16936 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16937 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16938 mHandler.sendMessage(msg); 16939 } 16940 } 16941 16942 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16943 PackageParser.Package pkg) { 16944 int size = pkg.activities.size(); 16945 if (size == 0) { 16946 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16947 "No activity, so no need to verify any IntentFilter!"); 16948 return; 16949 } 16950 16951 final boolean hasDomainURLs = hasDomainURLs(pkg); 16952 if (!hasDomainURLs) { 16953 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16954 "No domain URLs, so no need to verify any IntentFilter!"); 16955 return; 16956 } 16957 16958 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16959 + " if any IntentFilter from the " + size 16960 + " Activities needs verification ..."); 16961 16962 int count = 0; 16963 final String packageName = pkg.packageName; 16964 16965 synchronized (mPackages) { 16966 // If this is a new install and we see that we've already run verification for this 16967 // package, we have nothing to do: it means the state was restored from backup. 16968 if (!replacing) { 16969 IntentFilterVerificationInfo ivi = 16970 mSettings.getIntentFilterVerificationLPr(packageName); 16971 if (ivi != null) { 16972 if (DEBUG_DOMAIN_VERIFICATION) { 16973 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16974 + ivi.getStatusString()); 16975 } 16976 return; 16977 } 16978 } 16979 16980 // If any filters need to be verified, then all need to be. 16981 boolean needToVerify = false; 16982 for (PackageParser.Activity a : pkg.activities) { 16983 for (ActivityIntentInfo filter : a.intents) { 16984 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16985 if (DEBUG_DOMAIN_VERIFICATION) { 16986 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16987 } 16988 needToVerify = true; 16989 break; 16990 } 16991 } 16992 } 16993 16994 if (needToVerify) { 16995 final int verificationId = mIntentFilterVerificationToken++; 16996 for (PackageParser.Activity a : pkg.activities) { 16997 for (ActivityIntentInfo filter : a.intents) { 16998 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16999 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17000 "Verification needed for IntentFilter:" + filter.toString()); 17001 mIntentFilterVerifier.addOneIntentFilterVerification( 17002 verifierUid, userId, verificationId, filter, packageName); 17003 count++; 17004 } 17005 } 17006 } 17007 } 17008 } 17009 17010 if (count > 0) { 17011 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17012 + " IntentFilter verification" + (count > 1 ? "s" : "") 17013 + " for userId:" + userId); 17014 mIntentFilterVerifier.startVerifications(userId); 17015 } else { 17016 if (DEBUG_DOMAIN_VERIFICATION) { 17017 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17018 } 17019 } 17020 } 17021 17022 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17023 final ComponentName cn = filter.activity.getComponentName(); 17024 final String packageName = cn.getPackageName(); 17025 17026 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17027 packageName); 17028 if (ivi == null) { 17029 return true; 17030 } 17031 int status = ivi.getStatus(); 17032 switch (status) { 17033 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17034 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17035 return true; 17036 17037 default: 17038 // Nothing to do 17039 return false; 17040 } 17041 } 17042 17043 private static boolean isMultiArch(ApplicationInfo info) { 17044 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17045 } 17046 17047 private static boolean isExternal(PackageParser.Package pkg) { 17048 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17049 } 17050 17051 private static boolean isExternal(PackageSetting ps) { 17052 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17053 } 17054 17055 private static boolean isSystemApp(PackageParser.Package pkg) { 17056 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17057 } 17058 17059 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17060 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17061 } 17062 17063 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17064 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17065 } 17066 17067 private static boolean isSystemApp(PackageSetting ps) { 17068 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17069 } 17070 17071 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17072 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17073 } 17074 17075 private int packageFlagsToInstallFlags(PackageSetting ps) { 17076 int installFlags = 0; 17077 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17078 // This existing package was an external ASEC install when we have 17079 // the external flag without a UUID 17080 installFlags |= PackageManager.INSTALL_EXTERNAL; 17081 } 17082 if (ps.isForwardLocked()) { 17083 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17084 } 17085 return installFlags; 17086 } 17087 17088 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17089 if (isExternal(pkg)) { 17090 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17091 return StorageManager.UUID_PRIMARY_PHYSICAL; 17092 } else { 17093 return pkg.volumeUuid; 17094 } 17095 } else { 17096 return StorageManager.UUID_PRIVATE_INTERNAL; 17097 } 17098 } 17099 17100 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17101 if (isExternal(pkg)) { 17102 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17103 return mSettings.getExternalVersion(); 17104 } else { 17105 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17106 } 17107 } else { 17108 return mSettings.getInternalVersion(); 17109 } 17110 } 17111 17112 private void deleteTempPackageFiles() { 17113 final FilenameFilter filter = new FilenameFilter() { 17114 public boolean accept(File dir, String name) { 17115 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17116 } 17117 }; 17118 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17119 file.delete(); 17120 } 17121 } 17122 17123 @Override 17124 public void deletePackageAsUser(String packageName, int versionCode, 17125 IPackageDeleteObserver observer, int userId, int flags) { 17126 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17127 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17128 } 17129 17130 @Override 17131 public void deletePackageVersioned(VersionedPackage versionedPackage, 17132 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17133 mContext.enforceCallingOrSelfPermission( 17134 android.Manifest.permission.DELETE_PACKAGES, null); 17135 Preconditions.checkNotNull(versionedPackage); 17136 Preconditions.checkNotNull(observer); 17137 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17138 PackageManager.VERSION_CODE_HIGHEST, 17139 Integer.MAX_VALUE, "versionCode must be >= -1"); 17140 17141 final String packageName = versionedPackage.getPackageName(); 17142 // TODO: We will change version code to long, so in the new API it is long 17143 final int versionCode = (int) versionedPackage.getVersionCode(); 17144 final String internalPackageName; 17145 synchronized (mPackages) { 17146 // Normalize package name to handle renamed packages and static libs 17147 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17148 // TODO: We will change version code to long, so in the new API it is long 17149 (int) versionedPackage.getVersionCode()); 17150 } 17151 17152 final int uid = Binder.getCallingUid(); 17153 if (!isOrphaned(internalPackageName) 17154 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17155 try { 17156 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17157 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17158 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17159 observer.onUserActionRequired(intent); 17160 } catch (RemoteException re) { 17161 } 17162 return; 17163 } 17164 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17165 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17166 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17167 mContext.enforceCallingOrSelfPermission( 17168 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17169 "deletePackage for user " + userId); 17170 } 17171 17172 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17173 try { 17174 observer.onPackageDeleted(packageName, 17175 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17176 } catch (RemoteException re) { 17177 } 17178 return; 17179 } 17180 17181 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17182 try { 17183 observer.onPackageDeleted(packageName, 17184 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17185 } catch (RemoteException re) { 17186 } 17187 return; 17188 } 17189 17190 if (DEBUG_REMOVE) { 17191 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17192 + " deleteAllUsers: " + deleteAllUsers + " version=" 17193 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17194 ? "VERSION_CODE_HIGHEST" : versionCode)); 17195 } 17196 // Queue up an async operation since the package deletion may take a little while. 17197 mHandler.post(new Runnable() { 17198 public void run() { 17199 mHandler.removeCallbacks(this); 17200 int returnCode; 17201 if (!deleteAllUsers) { 17202 returnCode = deletePackageX(internalPackageName, versionCode, 17203 userId, deleteFlags); 17204 } else { 17205 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17206 internalPackageName, users); 17207 // If nobody is blocking uninstall, proceed with delete for all users 17208 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17209 returnCode = deletePackageX(internalPackageName, versionCode, 17210 userId, deleteFlags); 17211 } else { 17212 // Otherwise uninstall individually for users with blockUninstalls=false 17213 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17214 for (int userId : users) { 17215 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17216 returnCode = deletePackageX(internalPackageName, versionCode, 17217 userId, userFlags); 17218 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17219 Slog.w(TAG, "Package delete failed for user " + userId 17220 + ", returnCode " + returnCode); 17221 } 17222 } 17223 } 17224 // The app has only been marked uninstalled for certain users. 17225 // We still need to report that delete was blocked 17226 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17227 } 17228 } 17229 try { 17230 observer.onPackageDeleted(packageName, returnCode, null); 17231 } catch (RemoteException e) { 17232 Log.i(TAG, "Observer no longer exists."); 17233 } //end catch 17234 } //end run 17235 }); 17236 } 17237 17238 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17239 if (pkg.staticSharedLibName != null) { 17240 return pkg.manifestPackageName; 17241 } 17242 return pkg.packageName; 17243 } 17244 17245 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17246 // Handle renamed packages 17247 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17248 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17249 17250 // Is this a static library? 17251 SparseArray<SharedLibraryEntry> versionedLib = 17252 mStaticLibsByDeclaringPackage.get(packageName); 17253 if (versionedLib == null || versionedLib.size() <= 0) { 17254 return packageName; 17255 } 17256 17257 // Figure out which lib versions the caller can see 17258 SparseIntArray versionsCallerCanSee = null; 17259 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17260 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17261 && callingAppId != Process.ROOT_UID) { 17262 versionsCallerCanSee = new SparseIntArray(); 17263 String libName = versionedLib.valueAt(0).info.getName(); 17264 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17265 if (uidPackages != null) { 17266 for (String uidPackage : uidPackages) { 17267 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17268 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17269 if (libIdx >= 0) { 17270 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17271 versionsCallerCanSee.append(libVersion, libVersion); 17272 } 17273 } 17274 } 17275 } 17276 17277 // Caller can see nothing - done 17278 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17279 return packageName; 17280 } 17281 17282 // Find the version the caller can see and the app version code 17283 SharedLibraryEntry highestVersion = null; 17284 final int versionCount = versionedLib.size(); 17285 for (int i = 0; i < versionCount; i++) { 17286 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17287 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17288 libEntry.info.getVersion()) < 0) { 17289 continue; 17290 } 17291 // TODO: We will change version code to long, so in the new API it is long 17292 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17293 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17294 if (libVersionCode == versionCode) { 17295 return libEntry.apk; 17296 } 17297 } else if (highestVersion == null) { 17298 highestVersion = libEntry; 17299 } else if (libVersionCode > highestVersion.info 17300 .getDeclaringPackage().getVersionCode()) { 17301 highestVersion = libEntry; 17302 } 17303 } 17304 17305 if (highestVersion != null) { 17306 return highestVersion.apk; 17307 } 17308 17309 return packageName; 17310 } 17311 17312 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17313 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17314 || callingUid == Process.SYSTEM_UID) { 17315 return true; 17316 } 17317 final int callingUserId = UserHandle.getUserId(callingUid); 17318 // If the caller installed the pkgName, then allow it to silently uninstall. 17319 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17320 return true; 17321 } 17322 17323 // Allow package verifier to silently uninstall. 17324 if (mRequiredVerifierPackage != null && 17325 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17326 return true; 17327 } 17328 17329 // Allow package uninstaller to silently uninstall. 17330 if (mRequiredUninstallerPackage != null && 17331 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17332 return true; 17333 } 17334 17335 // Allow storage manager to silently uninstall. 17336 if (mStorageManagerPackage != null && 17337 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17338 return true; 17339 } 17340 return false; 17341 } 17342 17343 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17344 int[] result = EMPTY_INT_ARRAY; 17345 for (int userId : userIds) { 17346 if (getBlockUninstallForUser(packageName, userId)) { 17347 result = ArrayUtils.appendInt(result, userId); 17348 } 17349 } 17350 return result; 17351 } 17352 17353 @Override 17354 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17355 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17356 } 17357 17358 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17359 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17360 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17361 try { 17362 if (dpm != null) { 17363 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17364 /* callingUserOnly =*/ false); 17365 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17366 : deviceOwnerComponentName.getPackageName(); 17367 // Does the package contains the device owner? 17368 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17369 // this check is probably not needed, since DO should be registered as a device 17370 // admin on some user too. (Original bug for this: b/17657954) 17371 if (packageName.equals(deviceOwnerPackageName)) { 17372 return true; 17373 } 17374 // Does it contain a device admin for any user? 17375 int[] users; 17376 if (userId == UserHandle.USER_ALL) { 17377 users = sUserManager.getUserIds(); 17378 } else { 17379 users = new int[]{userId}; 17380 } 17381 for (int i = 0; i < users.length; ++i) { 17382 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17383 return true; 17384 } 17385 } 17386 } 17387 } catch (RemoteException e) { 17388 } 17389 return false; 17390 } 17391 17392 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17393 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17394 } 17395 17396 /** 17397 * This method is an internal method that could be get invoked either 17398 * to delete an installed package or to clean up a failed installation. 17399 * After deleting an installed package, a broadcast is sent to notify any 17400 * listeners that the package has been removed. For cleaning up a failed 17401 * installation, the broadcast is not necessary since the package's 17402 * installation wouldn't have sent the initial broadcast either 17403 * The key steps in deleting a package are 17404 * deleting the package information in internal structures like mPackages, 17405 * deleting the packages base directories through installd 17406 * updating mSettings to reflect current status 17407 * persisting settings for later use 17408 * sending a broadcast if necessary 17409 */ 17410 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17411 final PackageRemovedInfo info = new PackageRemovedInfo(); 17412 final boolean res; 17413 17414 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17415 ? UserHandle.USER_ALL : userId; 17416 17417 if (isPackageDeviceAdmin(packageName, removeUser)) { 17418 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17419 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17420 } 17421 17422 PackageSetting uninstalledPs = null; 17423 PackageParser.Package pkg = null; 17424 17425 // for the uninstall-updates case and restricted profiles, remember the per- 17426 // user handle installed state 17427 int[] allUsers; 17428 synchronized (mPackages) { 17429 uninstalledPs = mSettings.mPackages.get(packageName); 17430 if (uninstalledPs == null) { 17431 Slog.w(TAG, "Not removing non-existent package " + packageName); 17432 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17433 } 17434 17435 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17436 && uninstalledPs.versionCode != versionCode) { 17437 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17438 + uninstalledPs.versionCode + " != " + versionCode); 17439 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17440 } 17441 17442 // Static shared libs can be declared by any package, so let us not 17443 // allow removing a package if it provides a lib others depend on. 17444 pkg = mPackages.get(packageName); 17445 if (pkg != null && pkg.staticSharedLibName != null) { 17446 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17447 pkg.staticSharedLibVersion); 17448 if (libEntry != null) { 17449 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17450 libEntry.info, 0, userId); 17451 if (!ArrayUtils.isEmpty(libClientPackages)) { 17452 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17453 + " hosting lib " + libEntry.info.getName() + " version " 17454 + libEntry.info.getVersion() + " used by " + libClientPackages); 17455 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17456 } 17457 } 17458 } 17459 17460 allUsers = sUserManager.getUserIds(); 17461 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17462 } 17463 17464 final int freezeUser; 17465 if (isUpdatedSystemApp(uninstalledPs) 17466 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17467 // We're downgrading a system app, which will apply to all users, so 17468 // freeze them all during the downgrade 17469 freezeUser = UserHandle.USER_ALL; 17470 } else { 17471 freezeUser = removeUser; 17472 } 17473 17474 synchronized (mInstallLock) { 17475 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17476 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17477 deleteFlags, "deletePackageX")) { 17478 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17479 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17480 } 17481 synchronized (mPackages) { 17482 if (res) { 17483 if (pkg != null) { 17484 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17485 } 17486 updateSequenceNumberLP(packageName, info.removedUsers); 17487 } 17488 } 17489 } 17490 17491 if (res) { 17492 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17493 info.sendPackageRemovedBroadcasts(killApp); 17494 info.sendSystemPackageUpdatedBroadcasts(); 17495 info.sendSystemPackageAppearedBroadcasts(); 17496 } 17497 // Force a gc here. 17498 Runtime.getRuntime().gc(); 17499 // Delete the resources here after sending the broadcast to let 17500 // other processes clean up before deleting resources. 17501 if (info.args != null) { 17502 synchronized (mInstallLock) { 17503 info.args.doPostDeleteLI(true); 17504 } 17505 } 17506 17507 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17508 } 17509 17510 class PackageRemovedInfo { 17511 String removedPackage; 17512 int uid = -1; 17513 int removedAppId = -1; 17514 int[] origUsers; 17515 int[] removedUsers = null; 17516 SparseArray<Integer> installReasons; 17517 boolean isRemovedPackageSystemUpdate = false; 17518 boolean isUpdate; 17519 boolean dataRemoved; 17520 boolean removedForAllUsers; 17521 boolean isStaticSharedLib; 17522 // Clean up resources deleted packages. 17523 InstallArgs args = null; 17524 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17525 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17526 17527 void sendPackageRemovedBroadcasts(boolean killApp) { 17528 sendPackageRemovedBroadcastInternal(killApp); 17529 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17530 for (int i = 0; i < childCount; i++) { 17531 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17532 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17533 } 17534 } 17535 17536 void sendSystemPackageUpdatedBroadcasts() { 17537 if (isRemovedPackageSystemUpdate) { 17538 sendSystemPackageUpdatedBroadcastsInternal(); 17539 final int childCount = (removedChildPackages != null) 17540 ? removedChildPackages.size() : 0; 17541 for (int i = 0; i < childCount; i++) { 17542 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17543 if (childInfo.isRemovedPackageSystemUpdate) { 17544 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17545 } 17546 } 17547 } 17548 } 17549 17550 void sendSystemPackageAppearedBroadcasts() { 17551 final int packageCount = (appearedChildPackages != null) 17552 ? appearedChildPackages.size() : 0; 17553 for (int i = 0; i < packageCount; i++) { 17554 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17555 sendPackageAddedForNewUsers(installedInfo.name, true, 17556 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17557 } 17558 } 17559 17560 private void sendSystemPackageUpdatedBroadcastsInternal() { 17561 Bundle extras = new Bundle(2); 17562 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17563 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17564 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17565 extras, 0, null, null, null); 17566 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17567 extras, 0, null, null, null); 17568 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17569 null, 0, removedPackage, null, null); 17570 } 17571 17572 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17573 // Don't send static shared library removal broadcasts as these 17574 // libs are visible only the the apps that depend on them an one 17575 // cannot remove the library if it has a dependency. 17576 if (isStaticSharedLib) { 17577 return; 17578 } 17579 Bundle extras = new Bundle(2); 17580 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17581 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17582 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17583 if (isUpdate || isRemovedPackageSystemUpdate) { 17584 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17585 } 17586 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17587 if (removedPackage != null) { 17588 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17589 extras, 0, null, null, removedUsers); 17590 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17591 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17592 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17593 null, null, removedUsers); 17594 } 17595 } 17596 if (removedAppId >= 0) { 17597 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17598 removedUsers); 17599 } 17600 } 17601 } 17602 17603 /* 17604 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17605 * flag is not set, the data directory is removed as well. 17606 * make sure this flag is set for partially installed apps. If not its meaningless to 17607 * delete a partially installed application. 17608 */ 17609 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17610 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17611 String packageName = ps.name; 17612 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17613 // Retrieve object to delete permissions for shared user later on 17614 final PackageParser.Package deletedPkg; 17615 final PackageSetting deletedPs; 17616 // reader 17617 synchronized (mPackages) { 17618 deletedPkg = mPackages.get(packageName); 17619 deletedPs = mSettings.mPackages.get(packageName); 17620 if (outInfo != null) { 17621 outInfo.removedPackage = packageName; 17622 outInfo.isStaticSharedLib = deletedPkg != null 17623 && deletedPkg.staticSharedLibName != null; 17624 outInfo.removedUsers = deletedPs != null 17625 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17626 : null; 17627 } 17628 } 17629 17630 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17631 17632 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17633 final PackageParser.Package resolvedPkg; 17634 if (deletedPkg != null) { 17635 resolvedPkg = deletedPkg; 17636 } else { 17637 // We don't have a parsed package when it lives on an ejected 17638 // adopted storage device, so fake something together 17639 resolvedPkg = new PackageParser.Package(ps.name); 17640 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17641 } 17642 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17643 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17644 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17645 if (outInfo != null) { 17646 outInfo.dataRemoved = true; 17647 } 17648 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17649 } 17650 17651 int removedAppId = -1; 17652 17653 // writer 17654 synchronized (mPackages) { 17655 boolean installedStateChanged = false; 17656 if (deletedPs != null) { 17657 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17658 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17659 clearDefaultBrowserIfNeeded(packageName); 17660 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17661 removedAppId = mSettings.removePackageLPw(packageName); 17662 if (outInfo != null) { 17663 outInfo.removedAppId = removedAppId; 17664 } 17665 updatePermissionsLPw(deletedPs.name, null, 0); 17666 if (deletedPs.sharedUser != null) { 17667 // Remove permissions associated with package. Since runtime 17668 // permissions are per user we have to kill the removed package 17669 // or packages running under the shared user of the removed 17670 // package if revoking the permissions requested only by the removed 17671 // package is successful and this causes a change in gids. 17672 for (int userId : UserManagerService.getInstance().getUserIds()) { 17673 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17674 userId); 17675 if (userIdToKill == UserHandle.USER_ALL 17676 || userIdToKill >= UserHandle.USER_SYSTEM) { 17677 // If gids changed for this user, kill all affected packages. 17678 mHandler.post(new Runnable() { 17679 @Override 17680 public void run() { 17681 // This has to happen with no lock held. 17682 killApplication(deletedPs.name, deletedPs.appId, 17683 KILL_APP_REASON_GIDS_CHANGED); 17684 } 17685 }); 17686 break; 17687 } 17688 } 17689 } 17690 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17691 } 17692 // make sure to preserve per-user disabled state if this removal was just 17693 // a downgrade of a system app to the factory package 17694 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17695 if (DEBUG_REMOVE) { 17696 Slog.d(TAG, "Propagating install state across downgrade"); 17697 } 17698 for (int userId : allUserHandles) { 17699 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17700 if (DEBUG_REMOVE) { 17701 Slog.d(TAG, " user " + userId + " => " + installed); 17702 } 17703 if (installed != ps.getInstalled(userId)) { 17704 installedStateChanged = true; 17705 } 17706 ps.setInstalled(installed, userId); 17707 } 17708 } 17709 } 17710 // can downgrade to reader 17711 if (writeSettings) { 17712 // Save settings now 17713 mSettings.writeLPr(); 17714 } 17715 if (installedStateChanged) { 17716 mSettings.writeKernelMappingLPr(ps); 17717 } 17718 } 17719 if (removedAppId != -1) { 17720 // A user ID was deleted here. Go through all users and remove it 17721 // from KeyStore. 17722 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17723 } 17724 } 17725 17726 static boolean locationIsPrivileged(File path) { 17727 try { 17728 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17729 .getCanonicalPath(); 17730 return path.getCanonicalPath().startsWith(privilegedAppDir); 17731 } catch (IOException e) { 17732 Slog.e(TAG, "Unable to access code path " + path); 17733 } 17734 return false; 17735 } 17736 17737 /* 17738 * Tries to delete system package. 17739 */ 17740 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17741 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17742 boolean writeSettings) { 17743 if (deletedPs.parentPackageName != null) { 17744 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17745 return false; 17746 } 17747 17748 final boolean applyUserRestrictions 17749 = (allUserHandles != null) && (outInfo.origUsers != null); 17750 final PackageSetting disabledPs; 17751 // Confirm if the system package has been updated 17752 // An updated system app can be deleted. This will also have to restore 17753 // the system pkg from system partition 17754 // reader 17755 synchronized (mPackages) { 17756 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17757 } 17758 17759 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17760 + " disabledPs=" + disabledPs); 17761 17762 if (disabledPs == null) { 17763 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17764 return false; 17765 } else if (DEBUG_REMOVE) { 17766 Slog.d(TAG, "Deleting system pkg from data partition"); 17767 } 17768 17769 if (DEBUG_REMOVE) { 17770 if (applyUserRestrictions) { 17771 Slog.d(TAG, "Remembering install states:"); 17772 for (int userId : allUserHandles) { 17773 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17774 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17775 } 17776 } 17777 } 17778 17779 // Delete the updated package 17780 outInfo.isRemovedPackageSystemUpdate = true; 17781 if (outInfo.removedChildPackages != null) { 17782 final int childCount = (deletedPs.childPackageNames != null) 17783 ? deletedPs.childPackageNames.size() : 0; 17784 for (int i = 0; i < childCount; i++) { 17785 String childPackageName = deletedPs.childPackageNames.get(i); 17786 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17787 .contains(childPackageName)) { 17788 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17789 childPackageName); 17790 if (childInfo != null) { 17791 childInfo.isRemovedPackageSystemUpdate = true; 17792 } 17793 } 17794 } 17795 } 17796 17797 if (disabledPs.versionCode < deletedPs.versionCode) { 17798 // Delete data for downgrades 17799 flags &= ~PackageManager.DELETE_KEEP_DATA; 17800 } else { 17801 // Preserve data by setting flag 17802 flags |= PackageManager.DELETE_KEEP_DATA; 17803 } 17804 17805 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17806 outInfo, writeSettings, disabledPs.pkg); 17807 if (!ret) { 17808 return false; 17809 } 17810 17811 // writer 17812 synchronized (mPackages) { 17813 // Reinstate the old system package 17814 enableSystemPackageLPw(disabledPs.pkg); 17815 // Remove any native libraries from the upgraded package. 17816 removeNativeBinariesLI(deletedPs); 17817 } 17818 17819 // Install the system package 17820 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17821 int parseFlags = mDefParseFlags 17822 | PackageParser.PARSE_MUST_BE_APK 17823 | PackageParser.PARSE_IS_SYSTEM 17824 | PackageParser.PARSE_IS_SYSTEM_DIR; 17825 if (locationIsPrivileged(disabledPs.codePath)) { 17826 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17827 } 17828 17829 final PackageParser.Package newPkg; 17830 try { 17831 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17832 0 /* currentTime */, null); 17833 } catch (PackageManagerException e) { 17834 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17835 + e.getMessage()); 17836 return false; 17837 } 17838 17839 try { 17840 // update shared libraries for the newly re-installed system package 17841 updateSharedLibrariesLPr(newPkg, null); 17842 } catch (PackageManagerException e) { 17843 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17844 } 17845 17846 prepareAppDataAfterInstallLIF(newPkg); 17847 17848 // writer 17849 synchronized (mPackages) { 17850 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17851 17852 // Propagate the permissions state as we do not want to drop on the floor 17853 // runtime permissions. The update permissions method below will take 17854 // care of removing obsolete permissions and grant install permissions. 17855 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17856 updatePermissionsLPw(newPkg.packageName, newPkg, 17857 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17858 17859 if (applyUserRestrictions) { 17860 boolean installedStateChanged = false; 17861 if (DEBUG_REMOVE) { 17862 Slog.d(TAG, "Propagating install state across reinstall"); 17863 } 17864 for (int userId : allUserHandles) { 17865 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17866 if (DEBUG_REMOVE) { 17867 Slog.d(TAG, " user " + userId + " => " + installed); 17868 } 17869 if (installed != ps.getInstalled(userId)) { 17870 installedStateChanged = true; 17871 } 17872 ps.setInstalled(installed, userId); 17873 17874 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17875 } 17876 // Regardless of writeSettings we need to ensure that this restriction 17877 // state propagation is persisted 17878 mSettings.writeAllUsersPackageRestrictionsLPr(); 17879 if (installedStateChanged) { 17880 mSettings.writeKernelMappingLPr(ps); 17881 } 17882 } 17883 // can downgrade to reader here 17884 if (writeSettings) { 17885 mSettings.writeLPr(); 17886 } 17887 } 17888 return true; 17889 } 17890 17891 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17892 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17893 PackageRemovedInfo outInfo, boolean writeSettings, 17894 PackageParser.Package replacingPackage) { 17895 synchronized (mPackages) { 17896 if (outInfo != null) { 17897 outInfo.uid = ps.appId; 17898 } 17899 17900 if (outInfo != null && outInfo.removedChildPackages != null) { 17901 final int childCount = (ps.childPackageNames != null) 17902 ? ps.childPackageNames.size() : 0; 17903 for (int i = 0; i < childCount; i++) { 17904 String childPackageName = ps.childPackageNames.get(i); 17905 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17906 if (childPs == null) { 17907 return false; 17908 } 17909 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17910 childPackageName); 17911 if (childInfo != null) { 17912 childInfo.uid = childPs.appId; 17913 } 17914 } 17915 } 17916 } 17917 17918 // Delete package data from internal structures and also remove data if flag is set 17919 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17920 17921 // Delete the child packages data 17922 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17923 for (int i = 0; i < childCount; i++) { 17924 PackageSetting childPs; 17925 synchronized (mPackages) { 17926 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17927 } 17928 if (childPs != null) { 17929 PackageRemovedInfo childOutInfo = (outInfo != null 17930 && outInfo.removedChildPackages != null) 17931 ? outInfo.removedChildPackages.get(childPs.name) : null; 17932 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17933 && (replacingPackage != null 17934 && !replacingPackage.hasChildPackage(childPs.name)) 17935 ? flags & ~DELETE_KEEP_DATA : flags; 17936 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17937 deleteFlags, writeSettings); 17938 } 17939 } 17940 17941 // Delete application code and resources only for parent packages 17942 if (ps.parentPackageName == null) { 17943 if (deleteCodeAndResources && (outInfo != null)) { 17944 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17945 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17946 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17947 } 17948 } 17949 17950 return true; 17951 } 17952 17953 @Override 17954 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17955 int userId) { 17956 mContext.enforceCallingOrSelfPermission( 17957 android.Manifest.permission.DELETE_PACKAGES, null); 17958 synchronized (mPackages) { 17959 PackageSetting ps = mSettings.mPackages.get(packageName); 17960 if (ps == null) { 17961 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17962 return false; 17963 } 17964 // Cannot block uninstall of static shared libs as they are 17965 // considered a part of the using app (emulating static linking). 17966 // Also static libs are installed always on internal storage. 17967 PackageParser.Package pkg = mPackages.get(packageName); 17968 if (pkg != null && pkg.staticSharedLibName != null) { 17969 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17970 + " providing static shared library: " + pkg.staticSharedLibName); 17971 return false; 17972 } 17973 if (!ps.getInstalled(userId)) { 17974 // Can't block uninstall for an app that is not installed or enabled. 17975 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17976 return false; 17977 } 17978 ps.setBlockUninstall(blockUninstall, userId); 17979 mSettings.writePackageRestrictionsLPr(userId); 17980 } 17981 return true; 17982 } 17983 17984 @Override 17985 public boolean getBlockUninstallForUser(String packageName, int userId) { 17986 synchronized (mPackages) { 17987 PackageSetting ps = mSettings.mPackages.get(packageName); 17988 if (ps == null) { 17989 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 17990 return false; 17991 } 17992 return ps.getBlockUninstall(userId); 17993 } 17994 } 17995 17996 @Override 17997 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17998 int callingUid = Binder.getCallingUid(); 17999 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18000 throw new SecurityException( 18001 "setRequiredForSystemUser can only be run by the system or root"); 18002 } 18003 synchronized (mPackages) { 18004 PackageSetting ps = mSettings.mPackages.get(packageName); 18005 if (ps == null) { 18006 Log.w(TAG, "Package doesn't exist: " + packageName); 18007 return false; 18008 } 18009 if (systemUserApp) { 18010 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18011 } else { 18012 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18013 } 18014 mSettings.writeLPr(); 18015 } 18016 return true; 18017 } 18018 18019 /* 18020 * This method handles package deletion in general 18021 */ 18022 private boolean deletePackageLIF(String packageName, UserHandle user, 18023 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18024 PackageRemovedInfo outInfo, boolean writeSettings, 18025 PackageParser.Package replacingPackage) { 18026 if (packageName == null) { 18027 Slog.w(TAG, "Attempt to delete null packageName."); 18028 return false; 18029 } 18030 18031 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18032 18033 PackageSetting ps; 18034 synchronized (mPackages) { 18035 ps = mSettings.mPackages.get(packageName); 18036 if (ps == null) { 18037 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18038 return false; 18039 } 18040 18041 if (ps.parentPackageName != null && (!isSystemApp(ps) 18042 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18043 if (DEBUG_REMOVE) { 18044 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18045 + ((user == null) ? UserHandle.USER_ALL : user)); 18046 } 18047 final int removedUserId = (user != null) ? user.getIdentifier() 18048 : UserHandle.USER_ALL; 18049 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18050 return false; 18051 } 18052 markPackageUninstalledForUserLPw(ps, user); 18053 scheduleWritePackageRestrictionsLocked(user); 18054 return true; 18055 } 18056 } 18057 18058 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18059 && user.getIdentifier() != UserHandle.USER_ALL)) { 18060 // The caller is asking that the package only be deleted for a single 18061 // user. To do this, we just mark its uninstalled state and delete 18062 // its data. If this is a system app, we only allow this to happen if 18063 // they have set the special DELETE_SYSTEM_APP which requests different 18064 // semantics than normal for uninstalling system apps. 18065 markPackageUninstalledForUserLPw(ps, user); 18066 18067 if (!isSystemApp(ps)) { 18068 // Do not uninstall the APK if an app should be cached 18069 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18070 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18071 // Other user still have this package installed, so all 18072 // we need to do is clear this user's data and save that 18073 // it is uninstalled. 18074 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18075 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18076 return false; 18077 } 18078 scheduleWritePackageRestrictionsLocked(user); 18079 return true; 18080 } else { 18081 // We need to set it back to 'installed' so the uninstall 18082 // broadcasts will be sent correctly. 18083 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18084 ps.setInstalled(true, user.getIdentifier()); 18085 mSettings.writeKernelMappingLPr(ps); 18086 } 18087 } else { 18088 // This is a system app, so we assume that the 18089 // other users still have this package installed, so all 18090 // we need to do is clear this user's data and save that 18091 // it is uninstalled. 18092 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18093 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18094 return false; 18095 } 18096 scheduleWritePackageRestrictionsLocked(user); 18097 return true; 18098 } 18099 } 18100 18101 // If we are deleting a composite package for all users, keep track 18102 // of result for each child. 18103 if (ps.childPackageNames != null && outInfo != null) { 18104 synchronized (mPackages) { 18105 final int childCount = ps.childPackageNames.size(); 18106 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18107 for (int i = 0; i < childCount; i++) { 18108 String childPackageName = ps.childPackageNames.get(i); 18109 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18110 childInfo.removedPackage = childPackageName; 18111 outInfo.removedChildPackages.put(childPackageName, childInfo); 18112 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18113 if (childPs != null) { 18114 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18115 } 18116 } 18117 } 18118 } 18119 18120 boolean ret = false; 18121 if (isSystemApp(ps)) { 18122 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18123 // When an updated system application is deleted we delete the existing resources 18124 // as well and fall back to existing code in system partition 18125 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18126 } else { 18127 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18128 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18129 outInfo, writeSettings, replacingPackage); 18130 } 18131 18132 // Take a note whether we deleted the package for all users 18133 if (outInfo != null) { 18134 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18135 if (outInfo.removedChildPackages != null) { 18136 synchronized (mPackages) { 18137 final int childCount = outInfo.removedChildPackages.size(); 18138 for (int i = 0; i < childCount; i++) { 18139 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18140 if (childInfo != null) { 18141 childInfo.removedForAllUsers = mPackages.get( 18142 childInfo.removedPackage) == null; 18143 } 18144 } 18145 } 18146 } 18147 // If we uninstalled an update to a system app there may be some 18148 // child packages that appeared as they are declared in the system 18149 // app but were not declared in the update. 18150 if (isSystemApp(ps)) { 18151 synchronized (mPackages) { 18152 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18153 final int childCount = (updatedPs.childPackageNames != null) 18154 ? updatedPs.childPackageNames.size() : 0; 18155 for (int i = 0; i < childCount; i++) { 18156 String childPackageName = updatedPs.childPackageNames.get(i); 18157 if (outInfo.removedChildPackages == null 18158 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18159 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18160 if (childPs == null) { 18161 continue; 18162 } 18163 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18164 installRes.name = childPackageName; 18165 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18166 installRes.pkg = mPackages.get(childPackageName); 18167 installRes.uid = childPs.pkg.applicationInfo.uid; 18168 if (outInfo.appearedChildPackages == null) { 18169 outInfo.appearedChildPackages = new ArrayMap<>(); 18170 } 18171 outInfo.appearedChildPackages.put(childPackageName, installRes); 18172 } 18173 } 18174 } 18175 } 18176 } 18177 18178 return ret; 18179 } 18180 18181 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18182 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18183 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18184 for (int nextUserId : userIds) { 18185 if (DEBUG_REMOVE) { 18186 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18187 } 18188 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18189 false /*installed*/, 18190 true /*stopped*/, 18191 true /*notLaunched*/, 18192 false /*hidden*/, 18193 false /*suspended*/, 18194 false /*instantApp*/, 18195 null /*lastDisableAppCaller*/, 18196 null /*enabledComponents*/, 18197 null /*disabledComponents*/, 18198 false /*blockUninstall*/, 18199 ps.readUserState(nextUserId).domainVerificationStatus, 18200 0, PackageManager.INSTALL_REASON_UNKNOWN); 18201 } 18202 mSettings.writeKernelMappingLPr(ps); 18203 } 18204 18205 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18206 PackageRemovedInfo outInfo) { 18207 final PackageParser.Package pkg; 18208 synchronized (mPackages) { 18209 pkg = mPackages.get(ps.name); 18210 } 18211 18212 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18213 : new int[] {userId}; 18214 for (int nextUserId : userIds) { 18215 if (DEBUG_REMOVE) { 18216 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18217 + nextUserId); 18218 } 18219 18220 destroyAppDataLIF(pkg, userId, 18221 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18222 destroyAppProfilesLIF(pkg, userId); 18223 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18224 schedulePackageCleaning(ps.name, nextUserId, false); 18225 synchronized (mPackages) { 18226 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18227 scheduleWritePackageRestrictionsLocked(nextUserId); 18228 } 18229 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18230 } 18231 } 18232 18233 if (outInfo != null) { 18234 outInfo.removedPackage = ps.name; 18235 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18236 outInfo.removedAppId = ps.appId; 18237 outInfo.removedUsers = userIds; 18238 } 18239 18240 return true; 18241 } 18242 18243 private final class ClearStorageConnection implements ServiceConnection { 18244 IMediaContainerService mContainerService; 18245 18246 @Override 18247 public void onServiceConnected(ComponentName name, IBinder service) { 18248 synchronized (this) { 18249 mContainerService = IMediaContainerService.Stub 18250 .asInterface(Binder.allowBlocking(service)); 18251 notifyAll(); 18252 } 18253 } 18254 18255 @Override 18256 public void onServiceDisconnected(ComponentName name) { 18257 } 18258 } 18259 18260 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18261 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18262 18263 final boolean mounted; 18264 if (Environment.isExternalStorageEmulated()) { 18265 mounted = true; 18266 } else { 18267 final String status = Environment.getExternalStorageState(); 18268 18269 mounted = status.equals(Environment.MEDIA_MOUNTED) 18270 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18271 } 18272 18273 if (!mounted) { 18274 return; 18275 } 18276 18277 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18278 int[] users; 18279 if (userId == UserHandle.USER_ALL) { 18280 users = sUserManager.getUserIds(); 18281 } else { 18282 users = new int[] { userId }; 18283 } 18284 final ClearStorageConnection conn = new ClearStorageConnection(); 18285 if (mContext.bindServiceAsUser( 18286 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18287 try { 18288 for (int curUser : users) { 18289 long timeout = SystemClock.uptimeMillis() + 5000; 18290 synchronized (conn) { 18291 long now; 18292 while (conn.mContainerService == null && 18293 (now = SystemClock.uptimeMillis()) < timeout) { 18294 try { 18295 conn.wait(timeout - now); 18296 } catch (InterruptedException e) { 18297 } 18298 } 18299 } 18300 if (conn.mContainerService == null) { 18301 return; 18302 } 18303 18304 final UserEnvironment userEnv = new UserEnvironment(curUser); 18305 clearDirectory(conn.mContainerService, 18306 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18307 if (allData) { 18308 clearDirectory(conn.mContainerService, 18309 userEnv.buildExternalStorageAppDataDirs(packageName)); 18310 clearDirectory(conn.mContainerService, 18311 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18312 } 18313 } 18314 } finally { 18315 mContext.unbindService(conn); 18316 } 18317 } 18318 } 18319 18320 @Override 18321 public void clearApplicationProfileData(String packageName) { 18322 enforceSystemOrRoot("Only the system can clear all profile data"); 18323 18324 final PackageParser.Package pkg; 18325 synchronized (mPackages) { 18326 pkg = mPackages.get(packageName); 18327 } 18328 18329 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18330 synchronized (mInstallLock) { 18331 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18332 } 18333 } 18334 } 18335 18336 @Override 18337 public void clearApplicationUserData(final String packageName, 18338 final IPackageDataObserver observer, final int userId) { 18339 mContext.enforceCallingOrSelfPermission( 18340 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18341 18342 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18343 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18344 18345 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18346 throw new SecurityException("Cannot clear data for a protected package: " 18347 + packageName); 18348 } 18349 // Queue up an async operation since the package deletion may take a little while. 18350 mHandler.post(new Runnable() { 18351 public void run() { 18352 mHandler.removeCallbacks(this); 18353 final boolean succeeded; 18354 try (PackageFreezer freezer = freezePackage(packageName, 18355 "clearApplicationUserData")) { 18356 synchronized (mInstallLock) { 18357 succeeded = clearApplicationUserDataLIF(packageName, userId); 18358 } 18359 clearExternalStorageDataSync(packageName, userId, true); 18360 synchronized (mPackages) { 18361 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18362 packageName, userId); 18363 } 18364 } 18365 if (succeeded) { 18366 // invoke DeviceStorageMonitor's update method to clear any notifications 18367 DeviceStorageMonitorInternal dsm = LocalServices 18368 .getService(DeviceStorageMonitorInternal.class); 18369 if (dsm != null) { 18370 dsm.checkMemory(); 18371 } 18372 } 18373 if(observer != null) { 18374 try { 18375 observer.onRemoveCompleted(packageName, succeeded); 18376 } catch (RemoteException e) { 18377 Log.i(TAG, "Observer no longer exists."); 18378 } 18379 } //end if observer 18380 } //end run 18381 }); 18382 } 18383 18384 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18385 if (packageName == null) { 18386 Slog.w(TAG, "Attempt to delete null packageName."); 18387 return false; 18388 } 18389 18390 // Try finding details about the requested package 18391 PackageParser.Package pkg; 18392 synchronized (mPackages) { 18393 pkg = mPackages.get(packageName); 18394 if (pkg == null) { 18395 final PackageSetting ps = mSettings.mPackages.get(packageName); 18396 if (ps != null) { 18397 pkg = ps.pkg; 18398 } 18399 } 18400 18401 if (pkg == null) { 18402 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18403 return false; 18404 } 18405 18406 PackageSetting ps = (PackageSetting) pkg.mExtras; 18407 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18408 } 18409 18410 clearAppDataLIF(pkg, userId, 18411 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18412 18413 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18414 removeKeystoreDataIfNeeded(userId, appId); 18415 18416 UserManagerInternal umInternal = getUserManagerInternal(); 18417 final int flags; 18418 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18419 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18420 } else if (umInternal.isUserRunning(userId)) { 18421 flags = StorageManager.FLAG_STORAGE_DE; 18422 } else { 18423 flags = 0; 18424 } 18425 prepareAppDataContentsLIF(pkg, userId, flags); 18426 18427 return true; 18428 } 18429 18430 /** 18431 * Reverts user permission state changes (permissions and flags) in 18432 * all packages for a given user. 18433 * 18434 * @param userId The device user for which to do a reset. 18435 */ 18436 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18437 final int packageCount = mPackages.size(); 18438 for (int i = 0; i < packageCount; i++) { 18439 PackageParser.Package pkg = mPackages.valueAt(i); 18440 PackageSetting ps = (PackageSetting) pkg.mExtras; 18441 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18442 } 18443 } 18444 18445 private void resetNetworkPolicies(int userId) { 18446 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18447 } 18448 18449 /** 18450 * Reverts user permission state changes (permissions and flags). 18451 * 18452 * @param ps The package for which to reset. 18453 * @param userId The device user for which to do a reset. 18454 */ 18455 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18456 final PackageSetting ps, final int userId) { 18457 if (ps.pkg == null) { 18458 return; 18459 } 18460 18461 // These are flags that can change base on user actions. 18462 final int userSettableMask = FLAG_PERMISSION_USER_SET 18463 | FLAG_PERMISSION_USER_FIXED 18464 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18465 | FLAG_PERMISSION_REVIEW_REQUIRED; 18466 18467 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18468 | FLAG_PERMISSION_POLICY_FIXED; 18469 18470 boolean writeInstallPermissions = false; 18471 boolean writeRuntimePermissions = false; 18472 18473 final int permissionCount = ps.pkg.requestedPermissions.size(); 18474 for (int i = 0; i < permissionCount; i++) { 18475 String permission = ps.pkg.requestedPermissions.get(i); 18476 18477 BasePermission bp = mSettings.mPermissions.get(permission); 18478 if (bp == null) { 18479 continue; 18480 } 18481 18482 // If shared user we just reset the state to which only this app contributed. 18483 if (ps.sharedUser != null) { 18484 boolean used = false; 18485 final int packageCount = ps.sharedUser.packages.size(); 18486 for (int j = 0; j < packageCount; j++) { 18487 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18488 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18489 && pkg.pkg.requestedPermissions.contains(permission)) { 18490 used = true; 18491 break; 18492 } 18493 } 18494 if (used) { 18495 continue; 18496 } 18497 } 18498 18499 PermissionsState permissionsState = ps.getPermissionsState(); 18500 18501 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18502 18503 // Always clear the user settable flags. 18504 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18505 bp.name) != null; 18506 // If permission review is enabled and this is a legacy app, mark the 18507 // permission as requiring a review as this is the initial state. 18508 int flags = 0; 18509 if (mPermissionReviewRequired 18510 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18511 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18512 } 18513 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18514 if (hasInstallState) { 18515 writeInstallPermissions = true; 18516 } else { 18517 writeRuntimePermissions = true; 18518 } 18519 } 18520 18521 // Below is only runtime permission handling. 18522 if (!bp.isRuntime()) { 18523 continue; 18524 } 18525 18526 // Never clobber system or policy. 18527 if ((oldFlags & policyOrSystemFlags) != 0) { 18528 continue; 18529 } 18530 18531 // If this permission was granted by default, make sure it is. 18532 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18533 if (permissionsState.grantRuntimePermission(bp, userId) 18534 != PERMISSION_OPERATION_FAILURE) { 18535 writeRuntimePermissions = true; 18536 } 18537 // If permission review is enabled the permissions for a legacy apps 18538 // are represented as constantly granted runtime ones, so don't revoke. 18539 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18540 // Otherwise, reset the permission. 18541 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18542 switch (revokeResult) { 18543 case PERMISSION_OPERATION_SUCCESS: 18544 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18545 writeRuntimePermissions = true; 18546 final int appId = ps.appId; 18547 mHandler.post(new Runnable() { 18548 @Override 18549 public void run() { 18550 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18551 } 18552 }); 18553 } break; 18554 } 18555 } 18556 } 18557 18558 // Synchronously write as we are taking permissions away. 18559 if (writeRuntimePermissions) { 18560 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18561 } 18562 18563 // Synchronously write as we are taking permissions away. 18564 if (writeInstallPermissions) { 18565 mSettings.writeLPr(); 18566 } 18567 } 18568 18569 /** 18570 * Remove entries from the keystore daemon. Will only remove it if the 18571 * {@code appId} is valid. 18572 */ 18573 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18574 if (appId < 0) { 18575 return; 18576 } 18577 18578 final KeyStore keyStore = KeyStore.getInstance(); 18579 if (keyStore != null) { 18580 if (userId == UserHandle.USER_ALL) { 18581 for (final int individual : sUserManager.getUserIds()) { 18582 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18583 } 18584 } else { 18585 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18586 } 18587 } else { 18588 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18589 } 18590 } 18591 18592 @Override 18593 public void deleteApplicationCacheFiles(final String packageName, 18594 final IPackageDataObserver observer) { 18595 final int userId = UserHandle.getCallingUserId(); 18596 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18597 } 18598 18599 @Override 18600 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18601 final IPackageDataObserver observer) { 18602 mContext.enforceCallingOrSelfPermission( 18603 android.Manifest.permission.DELETE_CACHE_FILES, null); 18604 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18605 /* requireFullPermission= */ true, /* checkShell= */ false, 18606 "delete application cache files"); 18607 18608 final PackageParser.Package pkg; 18609 synchronized (mPackages) { 18610 pkg = mPackages.get(packageName); 18611 } 18612 18613 // Queue up an async operation since the package deletion may take a little while. 18614 mHandler.post(new Runnable() { 18615 public void run() { 18616 synchronized (mInstallLock) { 18617 final int flags = StorageManager.FLAG_STORAGE_DE 18618 | StorageManager.FLAG_STORAGE_CE; 18619 // We're only clearing cache files, so we don't care if the 18620 // app is unfrozen and still able to run 18621 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18622 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18623 } 18624 clearExternalStorageDataSync(packageName, userId, false); 18625 if (observer != null) { 18626 try { 18627 observer.onRemoveCompleted(packageName, true); 18628 } catch (RemoteException e) { 18629 Log.i(TAG, "Observer no longer exists."); 18630 } 18631 } 18632 } 18633 }); 18634 } 18635 18636 @Override 18637 public void getPackageSizeInfo(final String packageName, int userHandle, 18638 final IPackageStatsObserver observer) { 18639 throw new UnsupportedOperationException( 18640 "Shame on you for calling a hidden API. Shame!"); 18641 } 18642 18643 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18644 final PackageSetting ps; 18645 synchronized (mPackages) { 18646 ps = mSettings.mPackages.get(packageName); 18647 if (ps == null) { 18648 Slog.w(TAG, "Failed to find settings for " + packageName); 18649 return false; 18650 } 18651 } 18652 18653 final String[] packageNames = { packageName }; 18654 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18655 final String[] codePaths = { ps.codePathString }; 18656 18657 try { 18658 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18659 ps.appId, ceDataInodes, codePaths, stats); 18660 18661 // For now, ignore code size of packages on system partition 18662 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18663 stats.codeSize = 0; 18664 } 18665 18666 // External clients expect these to be tracked separately 18667 stats.dataSize -= stats.cacheSize; 18668 18669 } catch (InstallerException e) { 18670 Slog.w(TAG, String.valueOf(e)); 18671 return false; 18672 } 18673 18674 return true; 18675 } 18676 18677 private int getUidTargetSdkVersionLockedLPr(int uid) { 18678 Object obj = mSettings.getUserIdLPr(uid); 18679 if (obj instanceof SharedUserSetting) { 18680 final SharedUserSetting sus = (SharedUserSetting) obj; 18681 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18682 final Iterator<PackageSetting> it = sus.packages.iterator(); 18683 while (it.hasNext()) { 18684 final PackageSetting ps = it.next(); 18685 if (ps.pkg != null) { 18686 int v = ps.pkg.applicationInfo.targetSdkVersion; 18687 if (v < vers) vers = v; 18688 } 18689 } 18690 return vers; 18691 } else if (obj instanceof PackageSetting) { 18692 final PackageSetting ps = (PackageSetting) obj; 18693 if (ps.pkg != null) { 18694 return ps.pkg.applicationInfo.targetSdkVersion; 18695 } 18696 } 18697 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18698 } 18699 18700 @Override 18701 public void addPreferredActivity(IntentFilter filter, int match, 18702 ComponentName[] set, ComponentName activity, int userId) { 18703 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18704 "Adding preferred"); 18705 } 18706 18707 private void addPreferredActivityInternal(IntentFilter filter, int match, 18708 ComponentName[] set, ComponentName activity, boolean always, int userId, 18709 String opname) { 18710 // writer 18711 int callingUid = Binder.getCallingUid(); 18712 enforceCrossUserPermission(callingUid, userId, 18713 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18714 if (filter.countActions() == 0) { 18715 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18716 return; 18717 } 18718 synchronized (mPackages) { 18719 if (mContext.checkCallingOrSelfPermission( 18720 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18721 != PackageManager.PERMISSION_GRANTED) { 18722 if (getUidTargetSdkVersionLockedLPr(callingUid) 18723 < Build.VERSION_CODES.FROYO) { 18724 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18725 + callingUid); 18726 return; 18727 } 18728 mContext.enforceCallingOrSelfPermission( 18729 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18730 } 18731 18732 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18733 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18734 + userId + ":"); 18735 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18736 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18737 scheduleWritePackageRestrictionsLocked(userId); 18738 postPreferredActivityChangedBroadcast(userId); 18739 } 18740 } 18741 18742 private void postPreferredActivityChangedBroadcast(int userId) { 18743 mHandler.post(() -> { 18744 final IActivityManager am = ActivityManager.getService(); 18745 if (am == null) { 18746 return; 18747 } 18748 18749 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18750 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18751 try { 18752 am.broadcastIntent(null, intent, null, null, 18753 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18754 null, false, false, userId); 18755 } catch (RemoteException e) { 18756 } 18757 }); 18758 } 18759 18760 @Override 18761 public void replacePreferredActivity(IntentFilter filter, int match, 18762 ComponentName[] set, ComponentName activity, int userId) { 18763 if (filter.countActions() != 1) { 18764 throw new IllegalArgumentException( 18765 "replacePreferredActivity expects filter to have only 1 action."); 18766 } 18767 if (filter.countDataAuthorities() != 0 18768 || filter.countDataPaths() != 0 18769 || filter.countDataSchemes() > 1 18770 || filter.countDataTypes() != 0) { 18771 throw new IllegalArgumentException( 18772 "replacePreferredActivity expects filter to have no data authorities, " + 18773 "paths, or types; and at most one scheme."); 18774 } 18775 18776 final int callingUid = Binder.getCallingUid(); 18777 enforceCrossUserPermission(callingUid, userId, 18778 true /* requireFullPermission */, false /* checkShell */, 18779 "replace preferred activity"); 18780 synchronized (mPackages) { 18781 if (mContext.checkCallingOrSelfPermission( 18782 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18783 != PackageManager.PERMISSION_GRANTED) { 18784 if (getUidTargetSdkVersionLockedLPr(callingUid) 18785 < Build.VERSION_CODES.FROYO) { 18786 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18787 + Binder.getCallingUid()); 18788 return; 18789 } 18790 mContext.enforceCallingOrSelfPermission( 18791 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18792 } 18793 18794 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18795 if (pir != null) { 18796 // Get all of the existing entries that exactly match this filter. 18797 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18798 if (existing != null && existing.size() == 1) { 18799 PreferredActivity cur = existing.get(0); 18800 if (DEBUG_PREFERRED) { 18801 Slog.i(TAG, "Checking replace of preferred:"); 18802 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18803 if (!cur.mPref.mAlways) { 18804 Slog.i(TAG, " -- CUR; not mAlways!"); 18805 } else { 18806 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18807 Slog.i(TAG, " -- CUR: mSet=" 18808 + Arrays.toString(cur.mPref.mSetComponents)); 18809 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18810 Slog.i(TAG, " -- NEW: mMatch=" 18811 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18812 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18813 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18814 } 18815 } 18816 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18817 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18818 && cur.mPref.sameSet(set)) { 18819 // Setting the preferred activity to what it happens to be already 18820 if (DEBUG_PREFERRED) { 18821 Slog.i(TAG, "Replacing with same preferred activity " 18822 + cur.mPref.mShortComponent + " for user " 18823 + userId + ":"); 18824 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18825 } 18826 return; 18827 } 18828 } 18829 18830 if (existing != null) { 18831 if (DEBUG_PREFERRED) { 18832 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18833 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18834 } 18835 for (int i = 0; i < existing.size(); i++) { 18836 PreferredActivity pa = existing.get(i); 18837 if (DEBUG_PREFERRED) { 18838 Slog.i(TAG, "Removing existing preferred activity " 18839 + pa.mPref.mComponent + ":"); 18840 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18841 } 18842 pir.removeFilter(pa); 18843 } 18844 } 18845 } 18846 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18847 "Replacing preferred"); 18848 } 18849 } 18850 18851 @Override 18852 public void clearPackagePreferredActivities(String packageName) { 18853 final int uid = Binder.getCallingUid(); 18854 // writer 18855 synchronized (mPackages) { 18856 PackageParser.Package pkg = mPackages.get(packageName); 18857 if (pkg == null || pkg.applicationInfo.uid != uid) { 18858 if (mContext.checkCallingOrSelfPermission( 18859 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18860 != PackageManager.PERMISSION_GRANTED) { 18861 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18862 < Build.VERSION_CODES.FROYO) { 18863 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18864 + Binder.getCallingUid()); 18865 return; 18866 } 18867 mContext.enforceCallingOrSelfPermission( 18868 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18869 } 18870 } 18871 18872 int user = UserHandle.getCallingUserId(); 18873 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18874 scheduleWritePackageRestrictionsLocked(user); 18875 } 18876 } 18877 } 18878 18879 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18880 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18881 ArrayList<PreferredActivity> removed = null; 18882 boolean changed = false; 18883 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18884 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18885 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18886 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18887 continue; 18888 } 18889 Iterator<PreferredActivity> it = pir.filterIterator(); 18890 while (it.hasNext()) { 18891 PreferredActivity pa = it.next(); 18892 // Mark entry for removal only if it matches the package name 18893 // and the entry is of type "always". 18894 if (packageName == null || 18895 (pa.mPref.mComponent.getPackageName().equals(packageName) 18896 && pa.mPref.mAlways)) { 18897 if (removed == null) { 18898 removed = new ArrayList<PreferredActivity>(); 18899 } 18900 removed.add(pa); 18901 } 18902 } 18903 if (removed != null) { 18904 for (int j=0; j<removed.size(); j++) { 18905 PreferredActivity pa = removed.get(j); 18906 pir.removeFilter(pa); 18907 } 18908 changed = true; 18909 } 18910 } 18911 if (changed) { 18912 postPreferredActivityChangedBroadcast(userId); 18913 } 18914 return changed; 18915 } 18916 18917 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18918 private void clearIntentFilterVerificationsLPw(int userId) { 18919 final int packageCount = mPackages.size(); 18920 for (int i = 0; i < packageCount; i++) { 18921 PackageParser.Package pkg = mPackages.valueAt(i); 18922 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18923 } 18924 } 18925 18926 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18927 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18928 if (userId == UserHandle.USER_ALL) { 18929 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18930 sUserManager.getUserIds())) { 18931 for (int oneUserId : sUserManager.getUserIds()) { 18932 scheduleWritePackageRestrictionsLocked(oneUserId); 18933 } 18934 } 18935 } else { 18936 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18937 scheduleWritePackageRestrictionsLocked(userId); 18938 } 18939 } 18940 } 18941 18942 void clearDefaultBrowserIfNeeded(String packageName) { 18943 for (int oneUserId : sUserManager.getUserIds()) { 18944 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18945 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18946 if (packageName.equals(defaultBrowserPackageName)) { 18947 setDefaultBrowserPackageName(null, oneUserId); 18948 } 18949 } 18950 } 18951 18952 @Override 18953 public void resetApplicationPreferences(int userId) { 18954 mContext.enforceCallingOrSelfPermission( 18955 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18956 final long identity = Binder.clearCallingIdentity(); 18957 // writer 18958 try { 18959 synchronized (mPackages) { 18960 clearPackagePreferredActivitiesLPw(null, userId); 18961 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18962 // TODO: We have to reset the default SMS and Phone. This requires 18963 // significant refactoring to keep all default apps in the package 18964 // manager (cleaner but more work) or have the services provide 18965 // callbacks to the package manager to request a default app reset. 18966 applyFactoryDefaultBrowserLPw(userId); 18967 clearIntentFilterVerificationsLPw(userId); 18968 primeDomainVerificationsLPw(userId); 18969 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18970 scheduleWritePackageRestrictionsLocked(userId); 18971 } 18972 resetNetworkPolicies(userId); 18973 } finally { 18974 Binder.restoreCallingIdentity(identity); 18975 } 18976 } 18977 18978 @Override 18979 public int getPreferredActivities(List<IntentFilter> outFilters, 18980 List<ComponentName> outActivities, String packageName) { 18981 18982 int num = 0; 18983 final int userId = UserHandle.getCallingUserId(); 18984 // reader 18985 synchronized (mPackages) { 18986 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18987 if (pir != null) { 18988 final Iterator<PreferredActivity> it = pir.filterIterator(); 18989 while (it.hasNext()) { 18990 final PreferredActivity pa = it.next(); 18991 if (packageName == null 18992 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18993 && pa.mPref.mAlways)) { 18994 if (outFilters != null) { 18995 outFilters.add(new IntentFilter(pa)); 18996 } 18997 if (outActivities != null) { 18998 outActivities.add(pa.mPref.mComponent); 18999 } 19000 } 19001 } 19002 } 19003 } 19004 19005 return num; 19006 } 19007 19008 @Override 19009 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19010 int userId) { 19011 int callingUid = Binder.getCallingUid(); 19012 if (callingUid != Process.SYSTEM_UID) { 19013 throw new SecurityException( 19014 "addPersistentPreferredActivity can only be run by the system"); 19015 } 19016 if (filter.countActions() == 0) { 19017 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19018 return; 19019 } 19020 synchronized (mPackages) { 19021 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19022 ":"); 19023 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19024 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19025 new PersistentPreferredActivity(filter, activity)); 19026 scheduleWritePackageRestrictionsLocked(userId); 19027 postPreferredActivityChangedBroadcast(userId); 19028 } 19029 } 19030 19031 @Override 19032 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19033 int callingUid = Binder.getCallingUid(); 19034 if (callingUid != Process.SYSTEM_UID) { 19035 throw new SecurityException( 19036 "clearPackagePersistentPreferredActivities can only be run by the system"); 19037 } 19038 ArrayList<PersistentPreferredActivity> removed = null; 19039 boolean changed = false; 19040 synchronized (mPackages) { 19041 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19042 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19043 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19044 .valueAt(i); 19045 if (userId != thisUserId) { 19046 continue; 19047 } 19048 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19049 while (it.hasNext()) { 19050 PersistentPreferredActivity ppa = it.next(); 19051 // Mark entry for removal only if it matches the package name. 19052 if (ppa.mComponent.getPackageName().equals(packageName)) { 19053 if (removed == null) { 19054 removed = new ArrayList<PersistentPreferredActivity>(); 19055 } 19056 removed.add(ppa); 19057 } 19058 } 19059 if (removed != null) { 19060 for (int j=0; j<removed.size(); j++) { 19061 PersistentPreferredActivity ppa = removed.get(j); 19062 ppir.removeFilter(ppa); 19063 } 19064 changed = true; 19065 } 19066 } 19067 19068 if (changed) { 19069 scheduleWritePackageRestrictionsLocked(userId); 19070 postPreferredActivityChangedBroadcast(userId); 19071 } 19072 } 19073 } 19074 19075 /** 19076 * Common machinery for picking apart a restored XML blob and passing 19077 * it to a caller-supplied functor to be applied to the running system. 19078 */ 19079 private void restoreFromXml(XmlPullParser parser, int userId, 19080 String expectedStartTag, BlobXmlRestorer functor) 19081 throws IOException, XmlPullParserException { 19082 int type; 19083 while ((type = parser.next()) != XmlPullParser.START_TAG 19084 && type != XmlPullParser.END_DOCUMENT) { 19085 } 19086 if (type != XmlPullParser.START_TAG) { 19087 // oops didn't find a start tag?! 19088 if (DEBUG_BACKUP) { 19089 Slog.e(TAG, "Didn't find start tag during restore"); 19090 } 19091 return; 19092 } 19093Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19094 // this is supposed to be TAG_PREFERRED_BACKUP 19095 if (!expectedStartTag.equals(parser.getName())) { 19096 if (DEBUG_BACKUP) { 19097 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19098 } 19099 return; 19100 } 19101 19102 // skip interfering stuff, then we're aligned with the backing implementation 19103 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19104Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19105 functor.apply(parser, userId); 19106 } 19107 19108 private interface BlobXmlRestorer { 19109 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19110 } 19111 19112 /** 19113 * Non-Binder method, support for the backup/restore mechanism: write the 19114 * full set of preferred activities in its canonical XML format. Returns the 19115 * XML output as a byte array, or null if there is none. 19116 */ 19117 @Override 19118 public byte[] getPreferredActivityBackup(int userId) { 19119 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19120 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19121 } 19122 19123 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19124 try { 19125 final XmlSerializer serializer = new FastXmlSerializer(); 19126 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19127 serializer.startDocument(null, true); 19128 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19129 19130 synchronized (mPackages) { 19131 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19132 } 19133 19134 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19135 serializer.endDocument(); 19136 serializer.flush(); 19137 } catch (Exception e) { 19138 if (DEBUG_BACKUP) { 19139 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19140 } 19141 return null; 19142 } 19143 19144 return dataStream.toByteArray(); 19145 } 19146 19147 @Override 19148 public void restorePreferredActivities(byte[] backup, int userId) { 19149 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19150 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19151 } 19152 19153 try { 19154 final XmlPullParser parser = Xml.newPullParser(); 19155 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19156 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19157 new BlobXmlRestorer() { 19158 @Override 19159 public void apply(XmlPullParser parser, int userId) 19160 throws XmlPullParserException, IOException { 19161 synchronized (mPackages) { 19162 mSettings.readPreferredActivitiesLPw(parser, userId); 19163 } 19164 } 19165 } ); 19166 } catch (Exception e) { 19167 if (DEBUG_BACKUP) { 19168 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19169 } 19170 } 19171 } 19172 19173 /** 19174 * Non-Binder method, support for the backup/restore mechanism: write the 19175 * default browser (etc) settings in its canonical XML format. Returns the default 19176 * browser XML representation as a byte array, or null if there is none. 19177 */ 19178 @Override 19179 public byte[] getDefaultAppsBackup(int userId) { 19180 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19181 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19182 } 19183 19184 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19185 try { 19186 final XmlSerializer serializer = new FastXmlSerializer(); 19187 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19188 serializer.startDocument(null, true); 19189 serializer.startTag(null, TAG_DEFAULT_APPS); 19190 19191 synchronized (mPackages) { 19192 mSettings.writeDefaultAppsLPr(serializer, userId); 19193 } 19194 19195 serializer.endTag(null, TAG_DEFAULT_APPS); 19196 serializer.endDocument(); 19197 serializer.flush(); 19198 } catch (Exception e) { 19199 if (DEBUG_BACKUP) { 19200 Slog.e(TAG, "Unable to write default apps for backup", e); 19201 } 19202 return null; 19203 } 19204 19205 return dataStream.toByteArray(); 19206 } 19207 19208 @Override 19209 public void restoreDefaultApps(byte[] backup, int userId) { 19210 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19211 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19212 } 19213 19214 try { 19215 final XmlPullParser parser = Xml.newPullParser(); 19216 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19217 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19218 new BlobXmlRestorer() { 19219 @Override 19220 public void apply(XmlPullParser parser, int userId) 19221 throws XmlPullParserException, IOException { 19222 synchronized (mPackages) { 19223 mSettings.readDefaultAppsLPw(parser, userId); 19224 } 19225 } 19226 } ); 19227 } catch (Exception e) { 19228 if (DEBUG_BACKUP) { 19229 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19230 } 19231 } 19232 } 19233 19234 @Override 19235 public byte[] getIntentFilterVerificationBackup(int userId) { 19236 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19237 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19238 } 19239 19240 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19241 try { 19242 final XmlSerializer serializer = new FastXmlSerializer(); 19243 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19244 serializer.startDocument(null, true); 19245 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19246 19247 synchronized (mPackages) { 19248 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19249 } 19250 19251 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19252 serializer.endDocument(); 19253 serializer.flush(); 19254 } catch (Exception e) { 19255 if (DEBUG_BACKUP) { 19256 Slog.e(TAG, "Unable to write default apps for backup", e); 19257 } 19258 return null; 19259 } 19260 19261 return dataStream.toByteArray(); 19262 } 19263 19264 @Override 19265 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19266 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19267 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19268 } 19269 19270 try { 19271 final XmlPullParser parser = Xml.newPullParser(); 19272 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19273 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19274 new BlobXmlRestorer() { 19275 @Override 19276 public void apply(XmlPullParser parser, int userId) 19277 throws XmlPullParserException, IOException { 19278 synchronized (mPackages) { 19279 mSettings.readAllDomainVerificationsLPr(parser, userId); 19280 mSettings.writeLPr(); 19281 } 19282 } 19283 } ); 19284 } catch (Exception e) { 19285 if (DEBUG_BACKUP) { 19286 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19287 } 19288 } 19289 } 19290 19291 @Override 19292 public byte[] getPermissionGrantBackup(int userId) { 19293 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19294 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19295 } 19296 19297 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19298 try { 19299 final XmlSerializer serializer = new FastXmlSerializer(); 19300 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19301 serializer.startDocument(null, true); 19302 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19303 19304 synchronized (mPackages) { 19305 serializeRuntimePermissionGrantsLPr(serializer, userId); 19306 } 19307 19308 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19309 serializer.endDocument(); 19310 serializer.flush(); 19311 } catch (Exception e) { 19312 if (DEBUG_BACKUP) { 19313 Slog.e(TAG, "Unable to write default apps for backup", e); 19314 } 19315 return null; 19316 } 19317 19318 return dataStream.toByteArray(); 19319 } 19320 19321 @Override 19322 public void restorePermissionGrants(byte[] backup, int userId) { 19323 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19324 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19325 } 19326 19327 try { 19328 final XmlPullParser parser = Xml.newPullParser(); 19329 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19330 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19331 new BlobXmlRestorer() { 19332 @Override 19333 public void apply(XmlPullParser parser, int userId) 19334 throws XmlPullParserException, IOException { 19335 synchronized (mPackages) { 19336 processRestoredPermissionGrantsLPr(parser, userId); 19337 } 19338 } 19339 } ); 19340 } catch (Exception e) { 19341 if (DEBUG_BACKUP) { 19342 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19343 } 19344 } 19345 } 19346 19347 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19348 throws IOException { 19349 serializer.startTag(null, TAG_ALL_GRANTS); 19350 19351 final int N = mSettings.mPackages.size(); 19352 for (int i = 0; i < N; i++) { 19353 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19354 boolean pkgGrantsKnown = false; 19355 19356 PermissionsState packagePerms = ps.getPermissionsState(); 19357 19358 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19359 final int grantFlags = state.getFlags(); 19360 // only look at grants that are not system/policy fixed 19361 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19362 final boolean isGranted = state.isGranted(); 19363 // And only back up the user-twiddled state bits 19364 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19365 final String packageName = mSettings.mPackages.keyAt(i); 19366 if (!pkgGrantsKnown) { 19367 serializer.startTag(null, TAG_GRANT); 19368 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19369 pkgGrantsKnown = true; 19370 } 19371 19372 final boolean userSet = 19373 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19374 final boolean userFixed = 19375 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19376 final boolean revoke = 19377 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19378 19379 serializer.startTag(null, TAG_PERMISSION); 19380 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19381 if (isGranted) { 19382 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19383 } 19384 if (userSet) { 19385 serializer.attribute(null, ATTR_USER_SET, "true"); 19386 } 19387 if (userFixed) { 19388 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19389 } 19390 if (revoke) { 19391 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19392 } 19393 serializer.endTag(null, TAG_PERMISSION); 19394 } 19395 } 19396 } 19397 19398 if (pkgGrantsKnown) { 19399 serializer.endTag(null, TAG_GRANT); 19400 } 19401 } 19402 19403 serializer.endTag(null, TAG_ALL_GRANTS); 19404 } 19405 19406 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19407 throws XmlPullParserException, IOException { 19408 String pkgName = null; 19409 int outerDepth = parser.getDepth(); 19410 int type; 19411 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19412 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19413 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19414 continue; 19415 } 19416 19417 final String tagName = parser.getName(); 19418 if (tagName.equals(TAG_GRANT)) { 19419 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19420 if (DEBUG_BACKUP) { 19421 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19422 } 19423 } else if (tagName.equals(TAG_PERMISSION)) { 19424 19425 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19426 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19427 19428 int newFlagSet = 0; 19429 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19430 newFlagSet |= FLAG_PERMISSION_USER_SET; 19431 } 19432 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19433 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19434 } 19435 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19436 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19437 } 19438 if (DEBUG_BACKUP) { 19439 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19440 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19441 } 19442 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19443 if (ps != null) { 19444 // Already installed so we apply the grant immediately 19445 if (DEBUG_BACKUP) { 19446 Slog.v(TAG, " + already installed; applying"); 19447 } 19448 PermissionsState perms = ps.getPermissionsState(); 19449 BasePermission bp = mSettings.mPermissions.get(permName); 19450 if (bp != null) { 19451 if (isGranted) { 19452 perms.grantRuntimePermission(bp, userId); 19453 } 19454 if (newFlagSet != 0) { 19455 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19456 } 19457 } 19458 } else { 19459 // Need to wait for post-restore install to apply the grant 19460 if (DEBUG_BACKUP) { 19461 Slog.v(TAG, " - not yet installed; saving for later"); 19462 } 19463 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19464 isGranted, newFlagSet, userId); 19465 } 19466 } else { 19467 PackageManagerService.reportSettingsProblem(Log.WARN, 19468 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19469 XmlUtils.skipCurrentTag(parser); 19470 } 19471 } 19472 19473 scheduleWriteSettingsLocked(); 19474 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19475 } 19476 19477 @Override 19478 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19479 int sourceUserId, int targetUserId, int flags) { 19480 mContext.enforceCallingOrSelfPermission( 19481 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19482 int callingUid = Binder.getCallingUid(); 19483 enforceOwnerRights(ownerPackage, callingUid); 19484 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19485 if (intentFilter.countActions() == 0) { 19486 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19487 return; 19488 } 19489 synchronized (mPackages) { 19490 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19491 ownerPackage, targetUserId, flags); 19492 CrossProfileIntentResolver resolver = 19493 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19494 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19495 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19496 if (existing != null) { 19497 int size = existing.size(); 19498 for (int i = 0; i < size; i++) { 19499 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19500 return; 19501 } 19502 } 19503 } 19504 resolver.addFilter(newFilter); 19505 scheduleWritePackageRestrictionsLocked(sourceUserId); 19506 } 19507 } 19508 19509 @Override 19510 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19511 mContext.enforceCallingOrSelfPermission( 19512 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19513 int callingUid = Binder.getCallingUid(); 19514 enforceOwnerRights(ownerPackage, callingUid); 19515 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19516 synchronized (mPackages) { 19517 CrossProfileIntentResolver resolver = 19518 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19519 ArraySet<CrossProfileIntentFilter> set = 19520 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19521 for (CrossProfileIntentFilter filter : set) { 19522 if (filter.getOwnerPackage().equals(ownerPackage)) { 19523 resolver.removeFilter(filter); 19524 } 19525 } 19526 scheduleWritePackageRestrictionsLocked(sourceUserId); 19527 } 19528 } 19529 19530 // Enforcing that callingUid is owning pkg on userId 19531 private void enforceOwnerRights(String pkg, int callingUid) { 19532 // The system owns everything. 19533 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19534 return; 19535 } 19536 int callingUserId = UserHandle.getUserId(callingUid); 19537 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19538 if (pi == null) { 19539 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19540 + callingUserId); 19541 } 19542 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19543 throw new SecurityException("Calling uid " + callingUid 19544 + " does not own package " + pkg); 19545 } 19546 } 19547 19548 @Override 19549 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19550 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19551 } 19552 19553 /** 19554 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19555 * then reports the most likely home activity or null if there are more than one. 19556 */ 19557 public ComponentName getDefaultHomeActivity(int userId) { 19558 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19559 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19560 if (cn != null) { 19561 return cn; 19562 } 19563 19564 // Find the launcher with the highest priority and return that component if there are no 19565 // other home activity with the same priority. 19566 int lastPriority = Integer.MIN_VALUE; 19567 ComponentName lastComponent = null; 19568 final int size = allHomeCandidates.size(); 19569 for (int i = 0; i < size; i++) { 19570 final ResolveInfo ri = allHomeCandidates.get(i); 19571 if (ri.priority > lastPriority) { 19572 lastComponent = ri.activityInfo.getComponentName(); 19573 lastPriority = ri.priority; 19574 } else if (ri.priority == lastPriority) { 19575 // Two components found with same priority. 19576 lastComponent = null; 19577 } 19578 } 19579 return lastComponent; 19580 } 19581 19582 private Intent getHomeIntent() { 19583 Intent intent = new Intent(Intent.ACTION_MAIN); 19584 intent.addCategory(Intent.CATEGORY_HOME); 19585 intent.addCategory(Intent.CATEGORY_DEFAULT); 19586 return intent; 19587 } 19588 19589 private IntentFilter getHomeFilter() { 19590 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19591 filter.addCategory(Intent.CATEGORY_HOME); 19592 filter.addCategory(Intent.CATEGORY_DEFAULT); 19593 return filter; 19594 } 19595 19596 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19597 int userId) { 19598 Intent intent = getHomeIntent(); 19599 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19600 PackageManager.GET_META_DATA, userId); 19601 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19602 true, false, false, userId); 19603 19604 allHomeCandidates.clear(); 19605 if (list != null) { 19606 for (ResolveInfo ri : list) { 19607 allHomeCandidates.add(ri); 19608 } 19609 } 19610 return (preferred == null || preferred.activityInfo == null) 19611 ? null 19612 : new ComponentName(preferred.activityInfo.packageName, 19613 preferred.activityInfo.name); 19614 } 19615 19616 @Override 19617 public void setHomeActivity(ComponentName comp, int userId) { 19618 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19619 getHomeActivitiesAsUser(homeActivities, userId); 19620 19621 boolean found = false; 19622 19623 final int size = homeActivities.size(); 19624 final ComponentName[] set = new ComponentName[size]; 19625 for (int i = 0; i < size; i++) { 19626 final ResolveInfo candidate = homeActivities.get(i); 19627 final ActivityInfo info = candidate.activityInfo; 19628 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19629 set[i] = activityName; 19630 if (!found && activityName.equals(comp)) { 19631 found = true; 19632 } 19633 } 19634 if (!found) { 19635 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19636 + userId); 19637 } 19638 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19639 set, comp, userId); 19640 } 19641 19642 private @Nullable String getSetupWizardPackageName() { 19643 final Intent intent = new Intent(Intent.ACTION_MAIN); 19644 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19645 19646 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19647 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19648 | MATCH_DISABLED_COMPONENTS, 19649 UserHandle.myUserId()); 19650 if (matches.size() == 1) { 19651 return matches.get(0).getComponentInfo().packageName; 19652 } else { 19653 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19654 + ": matches=" + matches); 19655 return null; 19656 } 19657 } 19658 19659 private @Nullable String getStorageManagerPackageName() { 19660 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19661 19662 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19663 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19664 | MATCH_DISABLED_COMPONENTS, 19665 UserHandle.myUserId()); 19666 if (matches.size() == 1) { 19667 return matches.get(0).getComponentInfo().packageName; 19668 } else { 19669 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19670 + matches.size() + ": matches=" + matches); 19671 return null; 19672 } 19673 } 19674 19675 @Override 19676 public void setApplicationEnabledSetting(String appPackageName, 19677 int newState, int flags, int userId, String callingPackage) { 19678 if (!sUserManager.exists(userId)) return; 19679 if (callingPackage == null) { 19680 callingPackage = Integer.toString(Binder.getCallingUid()); 19681 } 19682 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19683 } 19684 19685 @Override 19686 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19687 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19688 synchronized (mPackages) { 19689 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19690 if (pkgSetting != null) { 19691 pkgSetting.setUpdateAvailable(updateAvailable); 19692 } 19693 } 19694 } 19695 19696 @Override 19697 public void setComponentEnabledSetting(ComponentName componentName, 19698 int newState, int flags, int userId) { 19699 if (!sUserManager.exists(userId)) return; 19700 setEnabledSetting(componentName.getPackageName(), 19701 componentName.getClassName(), newState, flags, userId, null); 19702 } 19703 19704 private void setEnabledSetting(final String packageName, String className, int newState, 19705 final int flags, int userId, String callingPackage) { 19706 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19707 || newState == COMPONENT_ENABLED_STATE_ENABLED 19708 || newState == COMPONENT_ENABLED_STATE_DISABLED 19709 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19710 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19711 throw new IllegalArgumentException("Invalid new component state: " 19712 + newState); 19713 } 19714 PackageSetting pkgSetting; 19715 final int uid = Binder.getCallingUid(); 19716 final int permission; 19717 if (uid == Process.SYSTEM_UID) { 19718 permission = PackageManager.PERMISSION_GRANTED; 19719 } else { 19720 permission = mContext.checkCallingOrSelfPermission( 19721 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19722 } 19723 enforceCrossUserPermission(uid, userId, 19724 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19725 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19726 boolean sendNow = false; 19727 boolean isApp = (className == null); 19728 String componentName = isApp ? packageName : className; 19729 int packageUid = -1; 19730 ArrayList<String> components; 19731 19732 // writer 19733 synchronized (mPackages) { 19734 pkgSetting = mSettings.mPackages.get(packageName); 19735 if (pkgSetting == null) { 19736 if (className == null) { 19737 throw new IllegalArgumentException("Unknown package: " + packageName); 19738 } 19739 throw new IllegalArgumentException( 19740 "Unknown component: " + packageName + "/" + className); 19741 } 19742 } 19743 19744 // Limit who can change which apps 19745 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19746 // Don't allow apps that don't have permission to modify other apps 19747 if (!allowedByPermission) { 19748 throw new SecurityException( 19749 "Permission Denial: attempt to change component state from pid=" 19750 + Binder.getCallingPid() 19751 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19752 } 19753 // Don't allow changing protected packages. 19754 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19755 throw new SecurityException("Cannot disable a protected package: " + packageName); 19756 } 19757 } 19758 19759 synchronized (mPackages) { 19760 if (uid == Process.SHELL_UID 19761 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19762 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19763 // unless it is a test package. 19764 int oldState = pkgSetting.getEnabled(userId); 19765 if (className == null 19766 && 19767 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19768 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19769 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19770 && 19771 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19772 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19773 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19774 // ok 19775 } else { 19776 throw new SecurityException( 19777 "Shell cannot change component state for " + packageName + "/" 19778 + className + " to " + newState); 19779 } 19780 } 19781 if (className == null) { 19782 // We're dealing with an application/package level state change 19783 if (pkgSetting.getEnabled(userId) == newState) { 19784 // Nothing to do 19785 return; 19786 } 19787 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19788 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19789 // Don't care about who enables an app. 19790 callingPackage = null; 19791 } 19792 pkgSetting.setEnabled(newState, userId, callingPackage); 19793 // pkgSetting.pkg.mSetEnabled = newState; 19794 } else { 19795 // We're dealing with a component level state change 19796 // First, verify that this is a valid class name. 19797 PackageParser.Package pkg = pkgSetting.pkg; 19798 if (pkg == null || !pkg.hasComponentClassName(className)) { 19799 if (pkg != null && 19800 pkg.applicationInfo.targetSdkVersion >= 19801 Build.VERSION_CODES.JELLY_BEAN) { 19802 throw new IllegalArgumentException("Component class " + className 19803 + " does not exist in " + packageName); 19804 } else { 19805 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19806 + className + " does not exist in " + packageName); 19807 } 19808 } 19809 switch (newState) { 19810 case COMPONENT_ENABLED_STATE_ENABLED: 19811 if (!pkgSetting.enableComponentLPw(className, userId)) { 19812 return; 19813 } 19814 break; 19815 case COMPONENT_ENABLED_STATE_DISABLED: 19816 if (!pkgSetting.disableComponentLPw(className, userId)) { 19817 return; 19818 } 19819 break; 19820 case COMPONENT_ENABLED_STATE_DEFAULT: 19821 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19822 return; 19823 } 19824 break; 19825 default: 19826 Slog.e(TAG, "Invalid new component state: " + newState); 19827 return; 19828 } 19829 } 19830 scheduleWritePackageRestrictionsLocked(userId); 19831 updateSequenceNumberLP(packageName, new int[] { userId }); 19832 components = mPendingBroadcasts.get(userId, packageName); 19833 final boolean newPackage = components == null; 19834 if (newPackage) { 19835 components = new ArrayList<String>(); 19836 } 19837 if (!components.contains(componentName)) { 19838 components.add(componentName); 19839 } 19840 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19841 sendNow = true; 19842 // Purge entry from pending broadcast list if another one exists already 19843 // since we are sending one right away. 19844 mPendingBroadcasts.remove(userId, packageName); 19845 } else { 19846 if (newPackage) { 19847 mPendingBroadcasts.put(userId, packageName, components); 19848 } 19849 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19850 // Schedule a message 19851 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19852 } 19853 } 19854 } 19855 19856 long callingId = Binder.clearCallingIdentity(); 19857 try { 19858 if (sendNow) { 19859 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19860 sendPackageChangedBroadcast(packageName, 19861 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19862 } 19863 } finally { 19864 Binder.restoreCallingIdentity(callingId); 19865 } 19866 } 19867 19868 @Override 19869 public void flushPackageRestrictionsAsUser(int userId) { 19870 if (!sUserManager.exists(userId)) { 19871 return; 19872 } 19873 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19874 false /* checkShell */, "flushPackageRestrictions"); 19875 synchronized (mPackages) { 19876 mSettings.writePackageRestrictionsLPr(userId); 19877 mDirtyUsers.remove(userId); 19878 if (mDirtyUsers.isEmpty()) { 19879 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19880 } 19881 } 19882 } 19883 19884 private void sendPackageChangedBroadcast(String packageName, 19885 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19886 if (DEBUG_INSTALL) 19887 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19888 + componentNames); 19889 Bundle extras = new Bundle(4); 19890 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19891 String nameList[] = new String[componentNames.size()]; 19892 componentNames.toArray(nameList); 19893 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19894 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19895 extras.putInt(Intent.EXTRA_UID, packageUid); 19896 // If this is not reporting a change of the overall package, then only send it 19897 // to registered receivers. We don't want to launch a swath of apps for every 19898 // little component state change. 19899 final int flags = !componentNames.contains(packageName) 19900 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19901 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19902 new int[] {UserHandle.getUserId(packageUid)}); 19903 } 19904 19905 @Override 19906 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19907 if (!sUserManager.exists(userId)) return; 19908 final int uid = Binder.getCallingUid(); 19909 final int permission = mContext.checkCallingOrSelfPermission( 19910 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19911 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19912 enforceCrossUserPermission(uid, userId, 19913 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19914 // writer 19915 synchronized (mPackages) { 19916 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19917 allowedByPermission, uid, userId)) { 19918 scheduleWritePackageRestrictionsLocked(userId); 19919 } 19920 } 19921 } 19922 19923 @Override 19924 public String getInstallerPackageName(String packageName) { 19925 // reader 19926 synchronized (mPackages) { 19927 return mSettings.getInstallerPackageNameLPr(packageName); 19928 } 19929 } 19930 19931 public boolean isOrphaned(String packageName) { 19932 // reader 19933 synchronized (mPackages) { 19934 return mSettings.isOrphaned(packageName); 19935 } 19936 } 19937 19938 @Override 19939 public int getApplicationEnabledSetting(String packageName, int userId) { 19940 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19941 int uid = Binder.getCallingUid(); 19942 enforceCrossUserPermission(uid, userId, 19943 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19944 // reader 19945 synchronized (mPackages) { 19946 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19947 } 19948 } 19949 19950 @Override 19951 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19952 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19953 int uid = Binder.getCallingUid(); 19954 enforceCrossUserPermission(uid, userId, 19955 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19956 // reader 19957 synchronized (mPackages) { 19958 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19959 } 19960 } 19961 19962 @Override 19963 public void enterSafeMode() { 19964 enforceSystemOrRoot("Only the system can request entering safe mode"); 19965 19966 if (!mSystemReady) { 19967 mSafeMode = true; 19968 } 19969 } 19970 19971 @Override 19972 public void systemReady() { 19973 mSystemReady = true; 19974 19975 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19976 // disabled after already being started. 19977 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19978 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19979 19980 // Read the compatibilty setting when the system is ready. 19981 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 19982 mContext.getContentResolver(), 19983 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 19984 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 19985 if (DEBUG_SETTINGS) { 19986 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 19987 } 19988 19989 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 19990 19991 synchronized (mPackages) { 19992 // Verify that all of the preferred activity components actually 19993 // exist. It is possible for applications to be updated and at 19994 // that point remove a previously declared activity component that 19995 // had been set as a preferred activity. We try to clean this up 19996 // the next time we encounter that preferred activity, but it is 19997 // possible for the user flow to never be able to return to that 19998 // situation so here we do a sanity check to make sure we haven't 19999 // left any junk around. 20000 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20001 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20002 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20003 removed.clear(); 20004 for (PreferredActivity pa : pir.filterSet()) { 20005 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20006 removed.add(pa); 20007 } 20008 } 20009 if (removed.size() > 0) { 20010 for (int r=0; r<removed.size(); r++) { 20011 PreferredActivity pa = removed.get(r); 20012 Slog.w(TAG, "Removing dangling preferred activity: " 20013 + pa.mPref.mComponent); 20014 pir.removeFilter(pa); 20015 } 20016 mSettings.writePackageRestrictionsLPr( 20017 mSettings.mPreferredActivities.keyAt(i)); 20018 } 20019 } 20020 20021 for (int userId : UserManagerService.getInstance().getUserIds()) { 20022 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20023 grantPermissionsUserIds = ArrayUtils.appendInt( 20024 grantPermissionsUserIds, userId); 20025 } 20026 } 20027 } 20028 sUserManager.systemReady(); 20029 20030 // If we upgraded grant all default permissions before kicking off. 20031 for (int userId : grantPermissionsUserIds) { 20032 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20033 } 20034 20035 // If we did not grant default permissions, we preload from this the 20036 // default permission exceptions lazily to ensure we don't hit the 20037 // disk on a new user creation. 20038 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20039 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20040 } 20041 20042 // Kick off any messages waiting for system ready 20043 if (mPostSystemReadyMessages != null) { 20044 for (Message msg : mPostSystemReadyMessages) { 20045 msg.sendToTarget(); 20046 } 20047 mPostSystemReadyMessages = null; 20048 } 20049 20050 // Watch for external volumes that come and go over time 20051 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20052 storage.registerListener(mStorageListener); 20053 20054 mInstallerService.systemReady(); 20055 mPackageDexOptimizer.systemReady(); 20056 20057 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20058 StorageManagerInternal.class); 20059 StorageManagerInternal.addExternalStoragePolicy( 20060 new StorageManagerInternal.ExternalStorageMountPolicy() { 20061 @Override 20062 public int getMountMode(int uid, String packageName) { 20063 if (Process.isIsolated(uid)) { 20064 return Zygote.MOUNT_EXTERNAL_NONE; 20065 } 20066 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20067 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20068 } 20069 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20070 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20071 } 20072 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20073 return Zygote.MOUNT_EXTERNAL_READ; 20074 } 20075 return Zygote.MOUNT_EXTERNAL_WRITE; 20076 } 20077 20078 @Override 20079 public boolean hasExternalStorage(int uid, String packageName) { 20080 return true; 20081 } 20082 }); 20083 20084 // Now that we're mostly running, clean up stale users and apps 20085 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20086 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20087 20088 if (mPrivappPermissionsViolations != null) { 20089 Slog.wtf(TAG,"Signature|privileged permissions not in " 20090 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20091 mPrivappPermissionsViolations = null; 20092 } 20093 } 20094 20095 public void waitForAppDataPrepared() { 20096 if (mPrepareAppDataFuture == null) { 20097 return; 20098 } 20099 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20100 mPrepareAppDataFuture = null; 20101 } 20102 20103 @Override 20104 public boolean isSafeMode() { 20105 return mSafeMode; 20106 } 20107 20108 @Override 20109 public boolean hasSystemUidErrors() { 20110 return mHasSystemUidErrors; 20111 } 20112 20113 static String arrayToString(int[] array) { 20114 StringBuffer buf = new StringBuffer(128); 20115 buf.append('['); 20116 if (array != null) { 20117 for (int i=0; i<array.length; i++) { 20118 if (i > 0) buf.append(", "); 20119 buf.append(array[i]); 20120 } 20121 } 20122 buf.append(']'); 20123 return buf.toString(); 20124 } 20125 20126 static class DumpState { 20127 public static final int DUMP_LIBS = 1 << 0; 20128 public static final int DUMP_FEATURES = 1 << 1; 20129 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20130 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20131 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20132 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20133 public static final int DUMP_PERMISSIONS = 1 << 6; 20134 public static final int DUMP_PACKAGES = 1 << 7; 20135 public static final int DUMP_SHARED_USERS = 1 << 8; 20136 public static final int DUMP_MESSAGES = 1 << 9; 20137 public static final int DUMP_PROVIDERS = 1 << 10; 20138 public static final int DUMP_VERIFIERS = 1 << 11; 20139 public static final int DUMP_PREFERRED = 1 << 12; 20140 public static final int DUMP_PREFERRED_XML = 1 << 13; 20141 public static final int DUMP_KEYSETS = 1 << 14; 20142 public static final int DUMP_VERSION = 1 << 15; 20143 public static final int DUMP_INSTALLS = 1 << 16; 20144 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20145 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20146 public static final int DUMP_FROZEN = 1 << 19; 20147 public static final int DUMP_DEXOPT = 1 << 20; 20148 public static final int DUMP_COMPILER_STATS = 1 << 21; 20149 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20150 20151 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20152 20153 private int mTypes; 20154 20155 private int mOptions; 20156 20157 private boolean mTitlePrinted; 20158 20159 private SharedUserSetting mSharedUser; 20160 20161 public boolean isDumping(int type) { 20162 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20163 return true; 20164 } 20165 20166 return (mTypes & type) != 0; 20167 } 20168 20169 public void setDump(int type) { 20170 mTypes |= type; 20171 } 20172 20173 public boolean isOptionEnabled(int option) { 20174 return (mOptions & option) != 0; 20175 } 20176 20177 public void setOptionEnabled(int option) { 20178 mOptions |= option; 20179 } 20180 20181 public boolean onTitlePrinted() { 20182 final boolean printed = mTitlePrinted; 20183 mTitlePrinted = true; 20184 return printed; 20185 } 20186 20187 public boolean getTitlePrinted() { 20188 return mTitlePrinted; 20189 } 20190 20191 public void setTitlePrinted(boolean enabled) { 20192 mTitlePrinted = enabled; 20193 } 20194 20195 public SharedUserSetting getSharedUser() { 20196 return mSharedUser; 20197 } 20198 20199 public void setSharedUser(SharedUserSetting user) { 20200 mSharedUser = user; 20201 } 20202 } 20203 20204 @Override 20205 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20206 FileDescriptor err, String[] args, ShellCallback callback, 20207 ResultReceiver resultReceiver) { 20208 (new PackageManagerShellCommand(this)).exec( 20209 this, in, out, err, args, callback, resultReceiver); 20210 } 20211 20212 @Override 20213 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20214 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20215 != PackageManager.PERMISSION_GRANTED) { 20216 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20217 + Binder.getCallingPid() 20218 + ", uid=" + Binder.getCallingUid() 20219 + " without permission " 20220 + android.Manifest.permission.DUMP); 20221 return; 20222 } 20223 20224 DumpState dumpState = new DumpState(); 20225 boolean fullPreferred = false; 20226 boolean checkin = false; 20227 20228 String packageName = null; 20229 ArraySet<String> permissionNames = null; 20230 20231 int opti = 0; 20232 while (opti < args.length) { 20233 String opt = args[opti]; 20234 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20235 break; 20236 } 20237 opti++; 20238 20239 if ("-a".equals(opt)) { 20240 // Right now we only know how to print all. 20241 } else if ("-h".equals(opt)) { 20242 pw.println("Package manager dump options:"); 20243 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20244 pw.println(" --checkin: dump for a checkin"); 20245 pw.println(" -f: print details of intent filters"); 20246 pw.println(" -h: print this help"); 20247 pw.println(" cmd may be one of:"); 20248 pw.println(" l[ibraries]: list known shared libraries"); 20249 pw.println(" f[eatures]: list device features"); 20250 pw.println(" k[eysets]: print known keysets"); 20251 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20252 pw.println(" perm[issions]: dump permissions"); 20253 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20254 pw.println(" pref[erred]: print preferred package settings"); 20255 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20256 pw.println(" prov[iders]: dump content providers"); 20257 pw.println(" p[ackages]: dump installed packages"); 20258 pw.println(" s[hared-users]: dump shared user IDs"); 20259 pw.println(" m[essages]: print collected runtime messages"); 20260 pw.println(" v[erifiers]: print package verifier info"); 20261 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20262 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20263 pw.println(" version: print database version info"); 20264 pw.println(" write: write current settings now"); 20265 pw.println(" installs: details about install sessions"); 20266 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20267 pw.println(" dexopt: dump dexopt state"); 20268 pw.println(" compiler-stats: dump compiler statistics"); 20269 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20270 pw.println(" <package.name>: info about given package"); 20271 return; 20272 } else if ("--checkin".equals(opt)) { 20273 checkin = true; 20274 } else if ("-f".equals(opt)) { 20275 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20276 } else if ("--proto".equals(opt)) { 20277 dumpProto(fd); 20278 return; 20279 } else { 20280 pw.println("Unknown argument: " + opt + "; use -h for help"); 20281 } 20282 } 20283 20284 // Is the caller requesting to dump a particular piece of data? 20285 if (opti < args.length) { 20286 String cmd = args[opti]; 20287 opti++; 20288 // Is this a package name? 20289 if ("android".equals(cmd) || cmd.contains(".")) { 20290 packageName = cmd; 20291 // When dumping a single package, we always dump all of its 20292 // filter information since the amount of data will be reasonable. 20293 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20294 } else if ("check-permission".equals(cmd)) { 20295 if (opti >= args.length) { 20296 pw.println("Error: check-permission missing permission argument"); 20297 return; 20298 } 20299 String perm = args[opti]; 20300 opti++; 20301 if (opti >= args.length) { 20302 pw.println("Error: check-permission missing package argument"); 20303 return; 20304 } 20305 20306 String pkg = args[opti]; 20307 opti++; 20308 int user = UserHandle.getUserId(Binder.getCallingUid()); 20309 if (opti < args.length) { 20310 try { 20311 user = Integer.parseInt(args[opti]); 20312 } catch (NumberFormatException e) { 20313 pw.println("Error: check-permission user argument is not a number: " 20314 + args[opti]); 20315 return; 20316 } 20317 } 20318 20319 // Normalize package name to handle renamed packages and static libs 20320 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20321 20322 pw.println(checkPermission(perm, pkg, user)); 20323 return; 20324 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20325 dumpState.setDump(DumpState.DUMP_LIBS); 20326 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20327 dumpState.setDump(DumpState.DUMP_FEATURES); 20328 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20329 if (opti >= args.length) { 20330 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20331 | DumpState.DUMP_SERVICE_RESOLVERS 20332 | DumpState.DUMP_RECEIVER_RESOLVERS 20333 | DumpState.DUMP_CONTENT_RESOLVERS); 20334 } else { 20335 while (opti < args.length) { 20336 String name = args[opti]; 20337 if ("a".equals(name) || "activity".equals(name)) { 20338 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20339 } else if ("s".equals(name) || "service".equals(name)) { 20340 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20341 } else if ("r".equals(name) || "receiver".equals(name)) { 20342 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20343 } else if ("c".equals(name) || "content".equals(name)) { 20344 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20345 } else { 20346 pw.println("Error: unknown resolver table type: " + name); 20347 return; 20348 } 20349 opti++; 20350 } 20351 } 20352 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20353 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20354 } else if ("permission".equals(cmd)) { 20355 if (opti >= args.length) { 20356 pw.println("Error: permission requires permission name"); 20357 return; 20358 } 20359 permissionNames = new ArraySet<>(); 20360 while (opti < args.length) { 20361 permissionNames.add(args[opti]); 20362 opti++; 20363 } 20364 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20365 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20366 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20367 dumpState.setDump(DumpState.DUMP_PREFERRED); 20368 } else if ("preferred-xml".equals(cmd)) { 20369 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20370 if (opti < args.length && "--full".equals(args[opti])) { 20371 fullPreferred = true; 20372 opti++; 20373 } 20374 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20375 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20376 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20377 dumpState.setDump(DumpState.DUMP_PACKAGES); 20378 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20379 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20380 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20381 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20382 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20383 dumpState.setDump(DumpState.DUMP_MESSAGES); 20384 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20385 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20386 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20387 || "intent-filter-verifiers".equals(cmd)) { 20388 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20389 } else if ("version".equals(cmd)) { 20390 dumpState.setDump(DumpState.DUMP_VERSION); 20391 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20392 dumpState.setDump(DumpState.DUMP_KEYSETS); 20393 } else if ("installs".equals(cmd)) { 20394 dumpState.setDump(DumpState.DUMP_INSTALLS); 20395 } else if ("frozen".equals(cmd)) { 20396 dumpState.setDump(DumpState.DUMP_FROZEN); 20397 } else if ("dexopt".equals(cmd)) { 20398 dumpState.setDump(DumpState.DUMP_DEXOPT); 20399 } else if ("compiler-stats".equals(cmd)) { 20400 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20401 } else if ("enabled-overlays".equals(cmd)) { 20402 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20403 } else if ("write".equals(cmd)) { 20404 synchronized (mPackages) { 20405 mSettings.writeLPr(); 20406 pw.println("Settings written."); 20407 return; 20408 } 20409 } 20410 } 20411 20412 if (checkin) { 20413 pw.println("vers,1"); 20414 } 20415 20416 // reader 20417 synchronized (mPackages) { 20418 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20419 if (!checkin) { 20420 if (dumpState.onTitlePrinted()) 20421 pw.println(); 20422 pw.println("Database versions:"); 20423 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20424 } 20425 } 20426 20427 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20428 if (!checkin) { 20429 if (dumpState.onTitlePrinted()) 20430 pw.println(); 20431 pw.println("Verifiers:"); 20432 pw.print(" Required: "); 20433 pw.print(mRequiredVerifierPackage); 20434 pw.print(" (uid="); 20435 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20436 UserHandle.USER_SYSTEM)); 20437 pw.println(")"); 20438 } else if (mRequiredVerifierPackage != null) { 20439 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20440 pw.print(","); 20441 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20442 UserHandle.USER_SYSTEM)); 20443 } 20444 } 20445 20446 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20447 packageName == null) { 20448 if (mIntentFilterVerifierComponent != null) { 20449 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20450 if (!checkin) { 20451 if (dumpState.onTitlePrinted()) 20452 pw.println(); 20453 pw.println("Intent Filter Verifier:"); 20454 pw.print(" Using: "); 20455 pw.print(verifierPackageName); 20456 pw.print(" (uid="); 20457 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20458 UserHandle.USER_SYSTEM)); 20459 pw.println(")"); 20460 } else if (verifierPackageName != null) { 20461 pw.print("ifv,"); pw.print(verifierPackageName); 20462 pw.print(","); 20463 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20464 UserHandle.USER_SYSTEM)); 20465 } 20466 } else { 20467 pw.println(); 20468 pw.println("No Intent Filter Verifier available!"); 20469 } 20470 } 20471 20472 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20473 boolean printedHeader = false; 20474 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20475 while (it.hasNext()) { 20476 String libName = it.next(); 20477 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20478 if (versionedLib == null) { 20479 continue; 20480 } 20481 final int versionCount = versionedLib.size(); 20482 for (int i = 0; i < versionCount; i++) { 20483 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20484 if (!checkin) { 20485 if (!printedHeader) { 20486 if (dumpState.onTitlePrinted()) 20487 pw.println(); 20488 pw.println("Libraries:"); 20489 printedHeader = true; 20490 } 20491 pw.print(" "); 20492 } else { 20493 pw.print("lib,"); 20494 } 20495 pw.print(libEntry.info.getName()); 20496 if (libEntry.info.isStatic()) { 20497 pw.print(" version=" + libEntry.info.getVersion()); 20498 } 20499 if (!checkin) { 20500 pw.print(" -> "); 20501 } 20502 if (libEntry.path != null) { 20503 pw.print(" (jar) "); 20504 pw.print(libEntry.path); 20505 } else { 20506 pw.print(" (apk) "); 20507 pw.print(libEntry.apk); 20508 } 20509 pw.println(); 20510 } 20511 } 20512 } 20513 20514 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20515 if (dumpState.onTitlePrinted()) 20516 pw.println(); 20517 if (!checkin) { 20518 pw.println("Features:"); 20519 } 20520 20521 synchronized (mAvailableFeatures) { 20522 for (FeatureInfo feat : mAvailableFeatures.values()) { 20523 if (checkin) { 20524 pw.print("feat,"); 20525 pw.print(feat.name); 20526 pw.print(","); 20527 pw.println(feat.version); 20528 } else { 20529 pw.print(" "); 20530 pw.print(feat.name); 20531 if (feat.version > 0) { 20532 pw.print(" version="); 20533 pw.print(feat.version); 20534 } 20535 pw.println(); 20536 } 20537 } 20538 } 20539 } 20540 20541 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20542 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20543 : "Activity Resolver Table:", " ", packageName, 20544 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20545 dumpState.setTitlePrinted(true); 20546 } 20547 } 20548 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20549 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20550 : "Receiver Resolver Table:", " ", packageName, 20551 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20552 dumpState.setTitlePrinted(true); 20553 } 20554 } 20555 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20556 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20557 : "Service Resolver Table:", " ", packageName, 20558 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20559 dumpState.setTitlePrinted(true); 20560 } 20561 } 20562 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20563 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20564 : "Provider Resolver Table:", " ", packageName, 20565 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20566 dumpState.setTitlePrinted(true); 20567 } 20568 } 20569 20570 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20571 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20572 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20573 int user = mSettings.mPreferredActivities.keyAt(i); 20574 if (pir.dump(pw, 20575 dumpState.getTitlePrinted() 20576 ? "\nPreferred Activities User " + user + ":" 20577 : "Preferred Activities User " + user + ":", " ", 20578 packageName, true, false)) { 20579 dumpState.setTitlePrinted(true); 20580 } 20581 } 20582 } 20583 20584 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20585 pw.flush(); 20586 FileOutputStream fout = new FileOutputStream(fd); 20587 BufferedOutputStream str = new BufferedOutputStream(fout); 20588 XmlSerializer serializer = new FastXmlSerializer(); 20589 try { 20590 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20591 serializer.startDocument(null, true); 20592 serializer.setFeature( 20593 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20594 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20595 serializer.endDocument(); 20596 serializer.flush(); 20597 } catch (IllegalArgumentException e) { 20598 pw.println("Failed writing: " + e); 20599 } catch (IllegalStateException e) { 20600 pw.println("Failed writing: " + e); 20601 } catch (IOException e) { 20602 pw.println("Failed writing: " + e); 20603 } 20604 } 20605 20606 if (!checkin 20607 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20608 && packageName == null) { 20609 pw.println(); 20610 int count = mSettings.mPackages.size(); 20611 if (count == 0) { 20612 pw.println("No applications!"); 20613 pw.println(); 20614 } else { 20615 final String prefix = " "; 20616 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20617 if (allPackageSettings.size() == 0) { 20618 pw.println("No domain preferred apps!"); 20619 pw.println(); 20620 } else { 20621 pw.println("App verification status:"); 20622 pw.println(); 20623 count = 0; 20624 for (PackageSetting ps : allPackageSettings) { 20625 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20626 if (ivi == null || ivi.getPackageName() == null) continue; 20627 pw.println(prefix + "Package: " + ivi.getPackageName()); 20628 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20629 pw.println(prefix + "Status: " + ivi.getStatusString()); 20630 pw.println(); 20631 count++; 20632 } 20633 if (count == 0) { 20634 pw.println(prefix + "No app verification established."); 20635 pw.println(); 20636 } 20637 for (int userId : sUserManager.getUserIds()) { 20638 pw.println("App linkages for user " + userId + ":"); 20639 pw.println(); 20640 count = 0; 20641 for (PackageSetting ps : allPackageSettings) { 20642 final long status = ps.getDomainVerificationStatusForUser(userId); 20643 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20644 && !DEBUG_DOMAIN_VERIFICATION) { 20645 continue; 20646 } 20647 pw.println(prefix + "Package: " + ps.name); 20648 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20649 String statusStr = IntentFilterVerificationInfo. 20650 getStatusStringFromValue(status); 20651 pw.println(prefix + "Status: " + statusStr); 20652 pw.println(); 20653 count++; 20654 } 20655 if (count == 0) { 20656 pw.println(prefix + "No configured app linkages."); 20657 pw.println(); 20658 } 20659 } 20660 } 20661 } 20662 } 20663 20664 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20665 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20666 if (packageName == null && permissionNames == null) { 20667 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20668 if (iperm == 0) { 20669 if (dumpState.onTitlePrinted()) 20670 pw.println(); 20671 pw.println("AppOp Permissions:"); 20672 } 20673 pw.print(" AppOp Permission "); 20674 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20675 pw.println(":"); 20676 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20677 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20678 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20679 } 20680 } 20681 } 20682 } 20683 20684 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20685 boolean printedSomething = false; 20686 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20687 if (packageName != null && !packageName.equals(p.info.packageName)) { 20688 continue; 20689 } 20690 if (!printedSomething) { 20691 if (dumpState.onTitlePrinted()) 20692 pw.println(); 20693 pw.println("Registered ContentProviders:"); 20694 printedSomething = true; 20695 } 20696 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20697 pw.print(" "); pw.println(p.toString()); 20698 } 20699 printedSomething = false; 20700 for (Map.Entry<String, PackageParser.Provider> entry : 20701 mProvidersByAuthority.entrySet()) { 20702 PackageParser.Provider p = entry.getValue(); 20703 if (packageName != null && !packageName.equals(p.info.packageName)) { 20704 continue; 20705 } 20706 if (!printedSomething) { 20707 if (dumpState.onTitlePrinted()) 20708 pw.println(); 20709 pw.println("ContentProvider Authorities:"); 20710 printedSomething = true; 20711 } 20712 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20713 pw.print(" "); pw.println(p.toString()); 20714 if (p.info != null && p.info.applicationInfo != null) { 20715 final String appInfo = p.info.applicationInfo.toString(); 20716 pw.print(" applicationInfo="); pw.println(appInfo); 20717 } 20718 } 20719 } 20720 20721 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20722 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20723 } 20724 20725 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20726 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20727 } 20728 20729 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20730 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20731 } 20732 20733 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20734 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20735 } 20736 20737 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20738 // XXX should handle packageName != null by dumping only install data that 20739 // the given package is involved with. 20740 if (dumpState.onTitlePrinted()) pw.println(); 20741 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20742 } 20743 20744 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20745 // XXX should handle packageName != null by dumping only install data that 20746 // the given package is involved with. 20747 if (dumpState.onTitlePrinted()) pw.println(); 20748 20749 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20750 ipw.println(); 20751 ipw.println("Frozen packages:"); 20752 ipw.increaseIndent(); 20753 if (mFrozenPackages.size() == 0) { 20754 ipw.println("(none)"); 20755 } else { 20756 for (int i = 0; i < mFrozenPackages.size(); i++) { 20757 ipw.println(mFrozenPackages.valueAt(i)); 20758 } 20759 } 20760 ipw.decreaseIndent(); 20761 } 20762 20763 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20764 if (dumpState.onTitlePrinted()) pw.println(); 20765 dumpDexoptStateLPr(pw, packageName); 20766 } 20767 20768 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20769 if (dumpState.onTitlePrinted()) pw.println(); 20770 dumpCompilerStatsLPr(pw, packageName); 20771 } 20772 20773 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 20774 if (dumpState.onTitlePrinted()) pw.println(); 20775 dumpEnabledOverlaysLPr(pw); 20776 } 20777 20778 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20779 if (dumpState.onTitlePrinted()) pw.println(); 20780 mSettings.dumpReadMessagesLPr(pw, dumpState); 20781 20782 pw.println(); 20783 pw.println("Package warning messages:"); 20784 BufferedReader in = null; 20785 String line = null; 20786 try { 20787 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20788 while ((line = in.readLine()) != null) { 20789 if (line.contains("ignored: updated version")) continue; 20790 pw.println(line); 20791 } 20792 } catch (IOException ignored) { 20793 } finally { 20794 IoUtils.closeQuietly(in); 20795 } 20796 } 20797 20798 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20799 BufferedReader in = null; 20800 String line = null; 20801 try { 20802 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20803 while ((line = in.readLine()) != null) { 20804 if (line.contains("ignored: updated version")) continue; 20805 pw.print("msg,"); 20806 pw.println(line); 20807 } 20808 } catch (IOException ignored) { 20809 } finally { 20810 IoUtils.closeQuietly(in); 20811 } 20812 } 20813 } 20814 } 20815 20816 private void dumpProto(FileDescriptor fd) { 20817 final ProtoOutputStream proto = new ProtoOutputStream(fd); 20818 20819 synchronized (mPackages) { 20820 final long requiredVerifierPackageToken = 20821 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 20822 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 20823 proto.write( 20824 PackageServiceDumpProto.PackageShortProto.UID, 20825 getPackageUid( 20826 mRequiredVerifierPackage, 20827 MATCH_DEBUG_TRIAGED_MISSING, 20828 UserHandle.USER_SYSTEM)); 20829 proto.end(requiredVerifierPackageToken); 20830 20831 if (mIntentFilterVerifierComponent != null) { 20832 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20833 final long verifierPackageToken = 20834 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 20835 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 20836 proto.write( 20837 PackageServiceDumpProto.PackageShortProto.UID, 20838 getPackageUid( 20839 verifierPackageName, 20840 MATCH_DEBUG_TRIAGED_MISSING, 20841 UserHandle.USER_SYSTEM)); 20842 proto.end(verifierPackageToken); 20843 } 20844 20845 dumpSharedLibrariesProto(proto); 20846 dumpFeaturesProto(proto); 20847 mSettings.dumpPackagesProto(proto); 20848 mSettings.dumpSharedUsersProto(proto); 20849 dumpMessagesProto(proto); 20850 } 20851 proto.flush(); 20852 } 20853 20854 private void dumpMessagesProto(ProtoOutputStream proto) { 20855 BufferedReader in = null; 20856 String line = null; 20857 try { 20858 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20859 while ((line = in.readLine()) != null) { 20860 if (line.contains("ignored: updated version")) continue; 20861 proto.write(PackageServiceDumpProto.MESSAGES, line); 20862 } 20863 } catch (IOException ignored) { 20864 } finally { 20865 IoUtils.closeQuietly(in); 20866 } 20867 } 20868 20869 private void dumpFeaturesProto(ProtoOutputStream proto) { 20870 synchronized (mAvailableFeatures) { 20871 final int count = mAvailableFeatures.size(); 20872 for (int i = 0; i < count; i++) { 20873 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 20874 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 20875 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 20876 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 20877 proto.end(featureToken); 20878 } 20879 } 20880 } 20881 20882 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 20883 final int count = mSharedLibraries.size(); 20884 for (int i = 0; i < count; i++) { 20885 final String libName = mSharedLibraries.keyAt(i); 20886 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20887 if (versionedLib == null) { 20888 continue; 20889 } 20890 final int versionCount = versionedLib.size(); 20891 for (int j = 0; j < versionCount; j++) { 20892 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 20893 final long sharedLibraryToken = 20894 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 20895 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 20896 final boolean isJar = (libEntry.path != null); 20897 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 20898 if (isJar) { 20899 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 20900 } else { 20901 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 20902 } 20903 proto.end(sharedLibraryToken); 20904 } 20905 } 20906 } 20907 20908 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20909 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20910 ipw.println(); 20911 ipw.println("Dexopt state:"); 20912 ipw.increaseIndent(); 20913 Collection<PackageParser.Package> packages = null; 20914 if (packageName != null) { 20915 PackageParser.Package targetPackage = mPackages.get(packageName); 20916 if (targetPackage != null) { 20917 packages = Collections.singletonList(targetPackage); 20918 } else { 20919 ipw.println("Unable to find package: " + packageName); 20920 return; 20921 } 20922 } else { 20923 packages = mPackages.values(); 20924 } 20925 20926 for (PackageParser.Package pkg : packages) { 20927 ipw.println("[" + pkg.packageName + "]"); 20928 ipw.increaseIndent(); 20929 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20930 ipw.decreaseIndent(); 20931 } 20932 } 20933 20934 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20935 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20936 ipw.println(); 20937 ipw.println("Compiler stats:"); 20938 ipw.increaseIndent(); 20939 Collection<PackageParser.Package> packages = null; 20940 if (packageName != null) { 20941 PackageParser.Package targetPackage = mPackages.get(packageName); 20942 if (targetPackage != null) { 20943 packages = Collections.singletonList(targetPackage); 20944 } else { 20945 ipw.println("Unable to find package: " + packageName); 20946 return; 20947 } 20948 } else { 20949 packages = mPackages.values(); 20950 } 20951 20952 for (PackageParser.Package pkg : packages) { 20953 ipw.println("[" + pkg.packageName + "]"); 20954 ipw.increaseIndent(); 20955 20956 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20957 if (stats == null) { 20958 ipw.println("(No recorded stats)"); 20959 } else { 20960 stats.dump(ipw); 20961 } 20962 ipw.decreaseIndent(); 20963 } 20964 } 20965 20966 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 20967 pw.println("Enabled overlay paths:"); 20968 final int N = mEnabledOverlayPaths.size(); 20969 for (int i = 0; i < N; i++) { 20970 final int userId = mEnabledOverlayPaths.keyAt(i); 20971 pw.println(String.format(" User %d:", userId)); 20972 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 20973 mEnabledOverlayPaths.valueAt(i); 20974 final int M = userSpecificOverlays.size(); 20975 for (int j = 0; j < M; j++) { 20976 final String targetPackageName = userSpecificOverlays.keyAt(j); 20977 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 20978 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 20979 } 20980 } 20981 } 20982 20983 private String dumpDomainString(String packageName) { 20984 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20985 .getList(); 20986 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20987 20988 ArraySet<String> result = new ArraySet<>(); 20989 if (iviList.size() > 0) { 20990 for (IntentFilterVerificationInfo ivi : iviList) { 20991 for (String host : ivi.getDomains()) { 20992 result.add(host); 20993 } 20994 } 20995 } 20996 if (filters != null && filters.size() > 0) { 20997 for (IntentFilter filter : filters) { 20998 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20999 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21000 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21001 result.addAll(filter.getHostsList()); 21002 } 21003 } 21004 } 21005 21006 StringBuilder sb = new StringBuilder(result.size() * 16); 21007 for (String domain : result) { 21008 if (sb.length() > 0) sb.append(" "); 21009 sb.append(domain); 21010 } 21011 return sb.toString(); 21012 } 21013 21014 // ------- apps on sdcard specific code ------- 21015 static final boolean DEBUG_SD_INSTALL = false; 21016 21017 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21018 21019 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21020 21021 private boolean mMediaMounted = false; 21022 21023 static String getEncryptKey() { 21024 try { 21025 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21026 SD_ENCRYPTION_KEYSTORE_NAME); 21027 if (sdEncKey == null) { 21028 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21029 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21030 if (sdEncKey == null) { 21031 Slog.e(TAG, "Failed to create encryption keys"); 21032 return null; 21033 } 21034 } 21035 return sdEncKey; 21036 } catch (NoSuchAlgorithmException nsae) { 21037 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21038 return null; 21039 } catch (IOException ioe) { 21040 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21041 return null; 21042 } 21043 } 21044 21045 /* 21046 * Update media status on PackageManager. 21047 */ 21048 @Override 21049 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21050 int callingUid = Binder.getCallingUid(); 21051 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21052 throw new SecurityException("Media status can only be updated by the system"); 21053 } 21054 // reader; this apparently protects mMediaMounted, but should probably 21055 // be a different lock in that case. 21056 synchronized (mPackages) { 21057 Log.i(TAG, "Updating external media status from " 21058 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21059 + (mediaStatus ? "mounted" : "unmounted")); 21060 if (DEBUG_SD_INSTALL) 21061 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21062 + ", mMediaMounted=" + mMediaMounted); 21063 if (mediaStatus == mMediaMounted) { 21064 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21065 : 0, -1); 21066 mHandler.sendMessage(msg); 21067 return; 21068 } 21069 mMediaMounted = mediaStatus; 21070 } 21071 // Queue up an async operation since the package installation may take a 21072 // little while. 21073 mHandler.post(new Runnable() { 21074 public void run() { 21075 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21076 } 21077 }); 21078 } 21079 21080 /** 21081 * Called by StorageManagerService when the initial ASECs to scan are available. 21082 * Should block until all the ASEC containers are finished being scanned. 21083 */ 21084 public void scanAvailableAsecs() { 21085 updateExternalMediaStatusInner(true, false, false); 21086 } 21087 21088 /* 21089 * Collect information of applications on external media, map them against 21090 * existing containers and update information based on current mount status. 21091 * Please note that we always have to report status if reportStatus has been 21092 * set to true especially when unloading packages. 21093 */ 21094 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21095 boolean externalStorage) { 21096 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21097 int[] uidArr = EmptyArray.INT; 21098 21099 final String[] list = PackageHelper.getSecureContainerList(); 21100 if (ArrayUtils.isEmpty(list)) { 21101 Log.i(TAG, "No secure containers found"); 21102 } else { 21103 // Process list of secure containers and categorize them 21104 // as active or stale based on their package internal state. 21105 21106 // reader 21107 synchronized (mPackages) { 21108 for (String cid : list) { 21109 // Leave stages untouched for now; installer service owns them 21110 if (PackageInstallerService.isStageName(cid)) continue; 21111 21112 if (DEBUG_SD_INSTALL) 21113 Log.i(TAG, "Processing container " + cid); 21114 String pkgName = getAsecPackageName(cid); 21115 if (pkgName == null) { 21116 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21117 continue; 21118 } 21119 if (DEBUG_SD_INSTALL) 21120 Log.i(TAG, "Looking for pkg : " + pkgName); 21121 21122 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21123 if (ps == null) { 21124 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21125 continue; 21126 } 21127 21128 /* 21129 * Skip packages that are not external if we're unmounting 21130 * external storage. 21131 */ 21132 if (externalStorage && !isMounted && !isExternal(ps)) { 21133 continue; 21134 } 21135 21136 final AsecInstallArgs args = new AsecInstallArgs(cid, 21137 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21138 // The package status is changed only if the code path 21139 // matches between settings and the container id. 21140 if (ps.codePathString != null 21141 && ps.codePathString.startsWith(args.getCodePath())) { 21142 if (DEBUG_SD_INSTALL) { 21143 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21144 + " at code path: " + ps.codePathString); 21145 } 21146 21147 // We do have a valid package installed on sdcard 21148 processCids.put(args, ps.codePathString); 21149 final int uid = ps.appId; 21150 if (uid != -1) { 21151 uidArr = ArrayUtils.appendInt(uidArr, uid); 21152 } 21153 } else { 21154 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21155 + ps.codePathString); 21156 } 21157 } 21158 } 21159 21160 Arrays.sort(uidArr); 21161 } 21162 21163 // Process packages with valid entries. 21164 if (isMounted) { 21165 if (DEBUG_SD_INSTALL) 21166 Log.i(TAG, "Loading packages"); 21167 loadMediaPackages(processCids, uidArr, externalStorage); 21168 startCleaningPackages(); 21169 mInstallerService.onSecureContainersAvailable(); 21170 } else { 21171 if (DEBUG_SD_INSTALL) 21172 Log.i(TAG, "Unloading packages"); 21173 unloadMediaPackages(processCids, uidArr, reportStatus); 21174 } 21175 } 21176 21177 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21178 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21179 final int size = infos.size(); 21180 final String[] packageNames = new String[size]; 21181 final int[] packageUids = new int[size]; 21182 for (int i = 0; i < size; i++) { 21183 final ApplicationInfo info = infos.get(i); 21184 packageNames[i] = info.packageName; 21185 packageUids[i] = info.uid; 21186 } 21187 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21188 finishedReceiver); 21189 } 21190 21191 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21192 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21193 sendResourcesChangedBroadcast(mediaStatus, replacing, 21194 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21195 } 21196 21197 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21198 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21199 int size = pkgList.length; 21200 if (size > 0) { 21201 // Send broadcasts here 21202 Bundle extras = new Bundle(); 21203 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21204 if (uidArr != null) { 21205 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21206 } 21207 if (replacing) { 21208 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21209 } 21210 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21211 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21212 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21213 } 21214 } 21215 21216 /* 21217 * Look at potentially valid container ids from processCids If package 21218 * information doesn't match the one on record or package scanning fails, 21219 * the cid is added to list of removeCids. We currently don't delete stale 21220 * containers. 21221 */ 21222 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21223 boolean externalStorage) { 21224 ArrayList<String> pkgList = new ArrayList<String>(); 21225 Set<AsecInstallArgs> keys = processCids.keySet(); 21226 21227 for (AsecInstallArgs args : keys) { 21228 String codePath = processCids.get(args); 21229 if (DEBUG_SD_INSTALL) 21230 Log.i(TAG, "Loading container : " + args.cid); 21231 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21232 try { 21233 // Make sure there are no container errors first. 21234 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21235 Slog.e(TAG, "Failed to mount cid : " + args.cid 21236 + " when installing from sdcard"); 21237 continue; 21238 } 21239 // Check code path here. 21240 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21241 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21242 + " does not match one in settings " + codePath); 21243 continue; 21244 } 21245 // Parse package 21246 int parseFlags = mDefParseFlags; 21247 if (args.isExternalAsec()) { 21248 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21249 } 21250 if (args.isFwdLocked()) { 21251 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21252 } 21253 21254 synchronized (mInstallLock) { 21255 PackageParser.Package pkg = null; 21256 try { 21257 // Sadly we don't know the package name yet to freeze it 21258 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21259 SCAN_IGNORE_FROZEN, 0, null); 21260 } catch (PackageManagerException e) { 21261 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21262 } 21263 // Scan the package 21264 if (pkg != null) { 21265 /* 21266 * TODO why is the lock being held? doPostInstall is 21267 * called in other places without the lock. This needs 21268 * to be straightened out. 21269 */ 21270 // writer 21271 synchronized (mPackages) { 21272 retCode = PackageManager.INSTALL_SUCCEEDED; 21273 pkgList.add(pkg.packageName); 21274 // Post process args 21275 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21276 pkg.applicationInfo.uid); 21277 } 21278 } else { 21279 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21280 } 21281 } 21282 21283 } finally { 21284 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21285 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21286 } 21287 } 21288 } 21289 // writer 21290 synchronized (mPackages) { 21291 // If the platform SDK has changed since the last time we booted, 21292 // we need to re-grant app permission to catch any new ones that 21293 // appear. This is really a hack, and means that apps can in some 21294 // cases get permissions that the user didn't initially explicitly 21295 // allow... it would be nice to have some better way to handle 21296 // this situation. 21297 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21298 : mSettings.getInternalVersion(); 21299 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21300 : StorageManager.UUID_PRIVATE_INTERNAL; 21301 21302 int updateFlags = UPDATE_PERMISSIONS_ALL; 21303 if (ver.sdkVersion != mSdkVersion) { 21304 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21305 + mSdkVersion + "; regranting permissions for external"); 21306 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21307 } 21308 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21309 21310 // Yay, everything is now upgraded 21311 ver.forceCurrent(); 21312 21313 // can downgrade to reader 21314 // Persist settings 21315 mSettings.writeLPr(); 21316 } 21317 // Send a broadcast to let everyone know we are done processing 21318 if (pkgList.size() > 0) { 21319 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21320 } 21321 } 21322 21323 /* 21324 * Utility method to unload a list of specified containers 21325 */ 21326 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21327 // Just unmount all valid containers. 21328 for (AsecInstallArgs arg : cidArgs) { 21329 synchronized (mInstallLock) { 21330 arg.doPostDeleteLI(false); 21331 } 21332 } 21333 } 21334 21335 /* 21336 * Unload packages mounted on external media. This involves deleting package 21337 * data from internal structures, sending broadcasts about disabled packages, 21338 * gc'ing to free up references, unmounting all secure containers 21339 * corresponding to packages on external media, and posting a 21340 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21341 * that we always have to post this message if status has been requested no 21342 * matter what. 21343 */ 21344 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21345 final boolean reportStatus) { 21346 if (DEBUG_SD_INSTALL) 21347 Log.i(TAG, "unloading media packages"); 21348 ArrayList<String> pkgList = new ArrayList<String>(); 21349 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21350 final Set<AsecInstallArgs> keys = processCids.keySet(); 21351 for (AsecInstallArgs args : keys) { 21352 String pkgName = args.getPackageName(); 21353 if (DEBUG_SD_INSTALL) 21354 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21355 // Delete package internally 21356 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21357 synchronized (mInstallLock) { 21358 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21359 final boolean res; 21360 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21361 "unloadMediaPackages")) { 21362 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21363 null); 21364 } 21365 if (res) { 21366 pkgList.add(pkgName); 21367 } else { 21368 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21369 failedList.add(args); 21370 } 21371 } 21372 } 21373 21374 // reader 21375 synchronized (mPackages) { 21376 // We didn't update the settings after removing each package; 21377 // write them now for all packages. 21378 mSettings.writeLPr(); 21379 } 21380 21381 // We have to absolutely send UPDATED_MEDIA_STATUS only 21382 // after confirming that all the receivers processed the ordered 21383 // broadcast when packages get disabled, force a gc to clean things up. 21384 // and unload all the containers. 21385 if (pkgList.size() > 0) { 21386 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21387 new IIntentReceiver.Stub() { 21388 public void performReceive(Intent intent, int resultCode, String data, 21389 Bundle extras, boolean ordered, boolean sticky, 21390 int sendingUser) throws RemoteException { 21391 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21392 reportStatus ? 1 : 0, 1, keys); 21393 mHandler.sendMessage(msg); 21394 } 21395 }); 21396 } else { 21397 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21398 keys); 21399 mHandler.sendMessage(msg); 21400 } 21401 } 21402 21403 private void loadPrivatePackages(final VolumeInfo vol) { 21404 mHandler.post(new Runnable() { 21405 @Override 21406 public void run() { 21407 loadPrivatePackagesInner(vol); 21408 } 21409 }); 21410 } 21411 21412 private void loadPrivatePackagesInner(VolumeInfo vol) { 21413 final String volumeUuid = vol.fsUuid; 21414 if (TextUtils.isEmpty(volumeUuid)) { 21415 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21416 return; 21417 } 21418 21419 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21420 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21421 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21422 21423 final VersionInfo ver; 21424 final List<PackageSetting> packages; 21425 synchronized (mPackages) { 21426 ver = mSettings.findOrCreateVersion(volumeUuid); 21427 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21428 } 21429 21430 for (PackageSetting ps : packages) { 21431 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21432 synchronized (mInstallLock) { 21433 final PackageParser.Package pkg; 21434 try { 21435 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21436 loaded.add(pkg.applicationInfo); 21437 21438 } catch (PackageManagerException e) { 21439 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21440 } 21441 21442 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21443 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21444 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21445 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21446 } 21447 } 21448 } 21449 21450 // Reconcile app data for all started/unlocked users 21451 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21452 final UserManager um = mContext.getSystemService(UserManager.class); 21453 UserManagerInternal umInternal = getUserManagerInternal(); 21454 for (UserInfo user : um.getUsers()) { 21455 final int flags; 21456 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21457 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21458 } else if (umInternal.isUserRunning(user.id)) { 21459 flags = StorageManager.FLAG_STORAGE_DE; 21460 } else { 21461 continue; 21462 } 21463 21464 try { 21465 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21466 synchronized (mInstallLock) { 21467 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21468 } 21469 } catch (IllegalStateException e) { 21470 // Device was probably ejected, and we'll process that event momentarily 21471 Slog.w(TAG, "Failed to prepare storage: " + e); 21472 } 21473 } 21474 21475 synchronized (mPackages) { 21476 int updateFlags = UPDATE_PERMISSIONS_ALL; 21477 if (ver.sdkVersion != mSdkVersion) { 21478 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21479 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21480 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21481 } 21482 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21483 21484 // Yay, everything is now upgraded 21485 ver.forceCurrent(); 21486 21487 mSettings.writeLPr(); 21488 } 21489 21490 for (PackageFreezer freezer : freezers) { 21491 freezer.close(); 21492 } 21493 21494 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21495 sendResourcesChangedBroadcast(true, false, loaded, null); 21496 } 21497 21498 private void unloadPrivatePackages(final VolumeInfo vol) { 21499 mHandler.post(new Runnable() { 21500 @Override 21501 public void run() { 21502 unloadPrivatePackagesInner(vol); 21503 } 21504 }); 21505 } 21506 21507 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21508 final String volumeUuid = vol.fsUuid; 21509 if (TextUtils.isEmpty(volumeUuid)) { 21510 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21511 return; 21512 } 21513 21514 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21515 synchronized (mInstallLock) { 21516 synchronized (mPackages) { 21517 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21518 for (PackageSetting ps : packages) { 21519 if (ps.pkg == null) continue; 21520 21521 final ApplicationInfo info = ps.pkg.applicationInfo; 21522 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21523 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21524 21525 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21526 "unloadPrivatePackagesInner")) { 21527 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21528 false, null)) { 21529 unloaded.add(info); 21530 } else { 21531 Slog.w(TAG, "Failed to unload " + ps.codePath); 21532 } 21533 } 21534 21535 // Try very hard to release any references to this package 21536 // so we don't risk the system server being killed due to 21537 // open FDs 21538 AttributeCache.instance().removePackage(ps.name); 21539 } 21540 21541 mSettings.writeLPr(); 21542 } 21543 } 21544 21545 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21546 sendResourcesChangedBroadcast(false, false, unloaded, null); 21547 21548 // Try very hard to release any references to this path so we don't risk 21549 // the system server being killed due to open FDs 21550 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21551 21552 for (int i = 0; i < 3; i++) { 21553 System.gc(); 21554 System.runFinalization(); 21555 } 21556 } 21557 21558 private void assertPackageKnown(String volumeUuid, String packageName) 21559 throws PackageManagerException { 21560 synchronized (mPackages) { 21561 // Normalize package name to handle renamed packages 21562 packageName = normalizePackageNameLPr(packageName); 21563 21564 final PackageSetting ps = mSettings.mPackages.get(packageName); 21565 if (ps == null) { 21566 throw new PackageManagerException("Package " + packageName + " is unknown"); 21567 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21568 throw new PackageManagerException( 21569 "Package " + packageName + " found on unknown volume " + volumeUuid 21570 + "; expected volume " + ps.volumeUuid); 21571 } 21572 } 21573 } 21574 21575 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21576 throws PackageManagerException { 21577 synchronized (mPackages) { 21578 // Normalize package name to handle renamed packages 21579 packageName = normalizePackageNameLPr(packageName); 21580 21581 final PackageSetting ps = mSettings.mPackages.get(packageName); 21582 if (ps == null) { 21583 throw new PackageManagerException("Package " + packageName + " is unknown"); 21584 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21585 throw new PackageManagerException( 21586 "Package " + packageName + " found on unknown volume " + volumeUuid 21587 + "; expected volume " + ps.volumeUuid); 21588 } else if (!ps.getInstalled(userId)) { 21589 throw new PackageManagerException( 21590 "Package " + packageName + " not installed for user " + userId); 21591 } 21592 } 21593 } 21594 21595 private List<String> collectAbsoluteCodePaths() { 21596 synchronized (mPackages) { 21597 List<String> codePaths = new ArrayList<>(); 21598 final int packageCount = mSettings.mPackages.size(); 21599 for (int i = 0; i < packageCount; i++) { 21600 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21601 codePaths.add(ps.codePath.getAbsolutePath()); 21602 } 21603 return codePaths; 21604 } 21605 } 21606 21607 /** 21608 * Examine all apps present on given mounted volume, and destroy apps that 21609 * aren't expected, either due to uninstallation or reinstallation on 21610 * another volume. 21611 */ 21612 private void reconcileApps(String volumeUuid) { 21613 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21614 List<File> filesToDelete = null; 21615 21616 final File[] files = FileUtils.listFilesOrEmpty( 21617 Environment.getDataAppDirectory(volumeUuid)); 21618 for (File file : files) { 21619 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21620 && !PackageInstallerService.isStageName(file.getName()); 21621 if (!isPackage) { 21622 // Ignore entries which are not packages 21623 continue; 21624 } 21625 21626 String absolutePath = file.getAbsolutePath(); 21627 21628 boolean pathValid = false; 21629 final int absoluteCodePathCount = absoluteCodePaths.size(); 21630 for (int i = 0; i < absoluteCodePathCount; i++) { 21631 String absoluteCodePath = absoluteCodePaths.get(i); 21632 if (absolutePath.startsWith(absoluteCodePath)) { 21633 pathValid = true; 21634 break; 21635 } 21636 } 21637 21638 if (!pathValid) { 21639 if (filesToDelete == null) { 21640 filesToDelete = new ArrayList<>(); 21641 } 21642 filesToDelete.add(file); 21643 } 21644 } 21645 21646 if (filesToDelete != null) { 21647 final int fileToDeleteCount = filesToDelete.size(); 21648 for (int i = 0; i < fileToDeleteCount; i++) { 21649 File fileToDelete = filesToDelete.get(i); 21650 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21651 synchronized (mInstallLock) { 21652 removeCodePathLI(fileToDelete); 21653 } 21654 } 21655 } 21656 } 21657 21658 /** 21659 * Reconcile all app data for the given user. 21660 * <p> 21661 * Verifies that directories exist and that ownership and labeling is 21662 * correct for all installed apps on all mounted volumes. 21663 */ 21664 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21665 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21666 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21667 final String volumeUuid = vol.getFsUuid(); 21668 synchronized (mInstallLock) { 21669 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21670 } 21671 } 21672 } 21673 21674 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21675 boolean migrateAppData) { 21676 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21677 } 21678 21679 /** 21680 * Reconcile all app data on given mounted volume. 21681 * <p> 21682 * Destroys app data that isn't expected, either due to uninstallation or 21683 * reinstallation on another volume. 21684 * <p> 21685 * Verifies that directories exist and that ownership and labeling is 21686 * correct for all installed apps. 21687 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21688 */ 21689 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21690 boolean migrateAppData, boolean onlyCoreApps) { 21691 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21692 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21693 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21694 21695 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21696 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21697 21698 // First look for stale data that doesn't belong, and check if things 21699 // have changed since we did our last restorecon 21700 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21701 if (StorageManager.isFileEncryptedNativeOrEmulated() 21702 && !StorageManager.isUserKeyUnlocked(userId)) { 21703 throw new RuntimeException( 21704 "Yikes, someone asked us to reconcile CE storage while " + userId 21705 + " was still locked; this would have caused massive data loss!"); 21706 } 21707 21708 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21709 for (File file : files) { 21710 final String packageName = file.getName(); 21711 try { 21712 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21713 } catch (PackageManagerException e) { 21714 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21715 try { 21716 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21717 StorageManager.FLAG_STORAGE_CE, 0); 21718 } catch (InstallerException e2) { 21719 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21720 } 21721 } 21722 } 21723 } 21724 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21725 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21726 for (File file : files) { 21727 final String packageName = file.getName(); 21728 try { 21729 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21730 } catch (PackageManagerException e) { 21731 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21732 try { 21733 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21734 StorageManager.FLAG_STORAGE_DE, 0); 21735 } catch (InstallerException e2) { 21736 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21737 } 21738 } 21739 } 21740 } 21741 21742 // Ensure that data directories are ready to roll for all packages 21743 // installed for this volume and user 21744 final List<PackageSetting> packages; 21745 synchronized (mPackages) { 21746 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21747 } 21748 int preparedCount = 0; 21749 for (PackageSetting ps : packages) { 21750 final String packageName = ps.name; 21751 if (ps.pkg == null) { 21752 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21753 // TODO: might be due to legacy ASEC apps; we should circle back 21754 // and reconcile again once they're scanned 21755 continue; 21756 } 21757 // Skip non-core apps if requested 21758 if (onlyCoreApps && !ps.pkg.coreApp) { 21759 result.add(packageName); 21760 continue; 21761 } 21762 21763 if (ps.getInstalled(userId)) { 21764 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21765 preparedCount++; 21766 } 21767 } 21768 21769 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21770 return result; 21771 } 21772 21773 /** 21774 * Prepare app data for the given app just after it was installed or 21775 * upgraded. This method carefully only touches users that it's installed 21776 * for, and it forces a restorecon to handle any seinfo changes. 21777 * <p> 21778 * Verifies that directories exist and that ownership and labeling is 21779 * correct for all installed apps. If there is an ownership mismatch, it 21780 * will try recovering system apps by wiping data; third-party app data is 21781 * left intact. 21782 * <p> 21783 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21784 */ 21785 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21786 final PackageSetting ps; 21787 synchronized (mPackages) { 21788 ps = mSettings.mPackages.get(pkg.packageName); 21789 mSettings.writeKernelMappingLPr(ps); 21790 } 21791 21792 final UserManager um = mContext.getSystemService(UserManager.class); 21793 UserManagerInternal umInternal = getUserManagerInternal(); 21794 for (UserInfo user : um.getUsers()) { 21795 final int flags; 21796 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21797 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21798 } else if (umInternal.isUserRunning(user.id)) { 21799 flags = StorageManager.FLAG_STORAGE_DE; 21800 } else { 21801 continue; 21802 } 21803 21804 if (ps.getInstalled(user.id)) { 21805 // TODO: when user data is locked, mark that we're still dirty 21806 prepareAppDataLIF(pkg, user.id, flags); 21807 } 21808 } 21809 } 21810 21811 /** 21812 * Prepare app data for the given app. 21813 * <p> 21814 * Verifies that directories exist and that ownership and labeling is 21815 * correct for all installed apps. If there is an ownership mismatch, this 21816 * will try recovering system apps by wiping data; third-party app data is 21817 * left intact. 21818 */ 21819 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21820 if (pkg == null) { 21821 Slog.wtf(TAG, "Package was null!", new Throwable()); 21822 return; 21823 } 21824 prepareAppDataLeafLIF(pkg, userId, flags); 21825 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21826 for (int i = 0; i < childCount; i++) { 21827 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21828 } 21829 } 21830 21831 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21832 boolean maybeMigrateAppData) { 21833 prepareAppDataLIF(pkg, userId, flags); 21834 21835 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21836 // We may have just shuffled around app data directories, so 21837 // prepare them one more time 21838 prepareAppDataLIF(pkg, userId, flags); 21839 } 21840 } 21841 21842 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21843 if (DEBUG_APP_DATA) { 21844 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21845 + Integer.toHexString(flags)); 21846 } 21847 21848 final String volumeUuid = pkg.volumeUuid; 21849 final String packageName = pkg.packageName; 21850 final ApplicationInfo app = pkg.applicationInfo; 21851 final int appId = UserHandle.getAppId(app.uid); 21852 21853 Preconditions.checkNotNull(app.seInfo); 21854 21855 long ceDataInode = -1; 21856 try { 21857 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21858 appId, app.seInfo, app.targetSdkVersion); 21859 } catch (InstallerException e) { 21860 if (app.isSystemApp()) { 21861 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21862 + ", but trying to recover: " + e); 21863 destroyAppDataLeafLIF(pkg, userId, flags); 21864 try { 21865 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21866 appId, app.seInfo, app.targetSdkVersion); 21867 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21868 } catch (InstallerException e2) { 21869 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21870 } 21871 } else { 21872 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21873 } 21874 } 21875 21876 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21877 // TODO: mark this structure as dirty so we persist it! 21878 synchronized (mPackages) { 21879 final PackageSetting ps = mSettings.mPackages.get(packageName); 21880 if (ps != null) { 21881 ps.setCeDataInode(ceDataInode, userId); 21882 } 21883 } 21884 } 21885 21886 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21887 } 21888 21889 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21890 if (pkg == null) { 21891 Slog.wtf(TAG, "Package was null!", new Throwable()); 21892 return; 21893 } 21894 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21895 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21896 for (int i = 0; i < childCount; i++) { 21897 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21898 } 21899 } 21900 21901 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21902 final String volumeUuid = pkg.volumeUuid; 21903 final String packageName = pkg.packageName; 21904 final ApplicationInfo app = pkg.applicationInfo; 21905 21906 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21907 // Create a native library symlink only if we have native libraries 21908 // and if the native libraries are 32 bit libraries. We do not provide 21909 // this symlink for 64 bit libraries. 21910 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21911 final String nativeLibPath = app.nativeLibraryDir; 21912 try { 21913 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21914 nativeLibPath, userId); 21915 } catch (InstallerException e) { 21916 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21917 } 21918 } 21919 } 21920 } 21921 21922 /** 21923 * For system apps on non-FBE devices, this method migrates any existing 21924 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21925 * requested by the app. 21926 */ 21927 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21928 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21929 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21930 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21931 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21932 try { 21933 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21934 storageTarget); 21935 } catch (InstallerException e) { 21936 logCriticalInfo(Log.WARN, 21937 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21938 } 21939 return true; 21940 } else { 21941 return false; 21942 } 21943 } 21944 21945 public PackageFreezer freezePackage(String packageName, String killReason) { 21946 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21947 } 21948 21949 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21950 return new PackageFreezer(packageName, userId, killReason); 21951 } 21952 21953 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21954 String killReason) { 21955 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21956 } 21957 21958 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21959 String killReason) { 21960 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21961 return new PackageFreezer(); 21962 } else { 21963 return freezePackage(packageName, userId, killReason); 21964 } 21965 } 21966 21967 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21968 String killReason) { 21969 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21970 } 21971 21972 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21973 String killReason) { 21974 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21975 return new PackageFreezer(); 21976 } else { 21977 return freezePackage(packageName, userId, killReason); 21978 } 21979 } 21980 21981 /** 21982 * Class that freezes and kills the given package upon creation, and 21983 * unfreezes it upon closing. This is typically used when doing surgery on 21984 * app code/data to prevent the app from running while you're working. 21985 */ 21986 private class PackageFreezer implements AutoCloseable { 21987 private final String mPackageName; 21988 private final PackageFreezer[] mChildren; 21989 21990 private final boolean mWeFroze; 21991 21992 private final AtomicBoolean mClosed = new AtomicBoolean(); 21993 private final CloseGuard mCloseGuard = CloseGuard.get(); 21994 21995 /** 21996 * Create and return a stub freezer that doesn't actually do anything, 21997 * typically used when someone requested 21998 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21999 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22000 */ 22001 public PackageFreezer() { 22002 mPackageName = null; 22003 mChildren = null; 22004 mWeFroze = false; 22005 mCloseGuard.open("close"); 22006 } 22007 22008 public PackageFreezer(String packageName, int userId, String killReason) { 22009 synchronized (mPackages) { 22010 mPackageName = packageName; 22011 mWeFroze = mFrozenPackages.add(mPackageName); 22012 22013 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22014 if (ps != null) { 22015 killApplication(ps.name, ps.appId, userId, killReason); 22016 } 22017 22018 final PackageParser.Package p = mPackages.get(packageName); 22019 if (p != null && p.childPackages != null) { 22020 final int N = p.childPackages.size(); 22021 mChildren = new PackageFreezer[N]; 22022 for (int i = 0; i < N; i++) { 22023 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22024 userId, killReason); 22025 } 22026 } else { 22027 mChildren = null; 22028 } 22029 } 22030 mCloseGuard.open("close"); 22031 } 22032 22033 @Override 22034 protected void finalize() throws Throwable { 22035 try { 22036 mCloseGuard.warnIfOpen(); 22037 close(); 22038 } finally { 22039 super.finalize(); 22040 } 22041 } 22042 22043 @Override 22044 public void close() { 22045 mCloseGuard.close(); 22046 if (mClosed.compareAndSet(false, true)) { 22047 synchronized (mPackages) { 22048 if (mWeFroze) { 22049 mFrozenPackages.remove(mPackageName); 22050 } 22051 22052 if (mChildren != null) { 22053 for (PackageFreezer freezer : mChildren) { 22054 freezer.close(); 22055 } 22056 } 22057 } 22058 } 22059 } 22060 } 22061 22062 /** 22063 * Verify that given package is currently frozen. 22064 */ 22065 private void checkPackageFrozen(String packageName) { 22066 synchronized (mPackages) { 22067 if (!mFrozenPackages.contains(packageName)) { 22068 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22069 } 22070 } 22071 } 22072 22073 @Override 22074 public int movePackage(final String packageName, final String volumeUuid) { 22075 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22076 22077 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22078 final int moveId = mNextMoveId.getAndIncrement(); 22079 mHandler.post(new Runnable() { 22080 @Override 22081 public void run() { 22082 try { 22083 movePackageInternal(packageName, volumeUuid, moveId, user); 22084 } catch (PackageManagerException e) { 22085 Slog.w(TAG, "Failed to move " + packageName, e); 22086 mMoveCallbacks.notifyStatusChanged(moveId, 22087 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22088 } 22089 } 22090 }); 22091 return moveId; 22092 } 22093 22094 private void movePackageInternal(final String packageName, final String volumeUuid, 22095 final int moveId, UserHandle user) throws PackageManagerException { 22096 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22097 final PackageManager pm = mContext.getPackageManager(); 22098 22099 final boolean currentAsec; 22100 final String currentVolumeUuid; 22101 final File codeFile; 22102 final String installerPackageName; 22103 final String packageAbiOverride; 22104 final int appId; 22105 final String seinfo; 22106 final String label; 22107 final int targetSdkVersion; 22108 final PackageFreezer freezer; 22109 final int[] installedUserIds; 22110 22111 // reader 22112 synchronized (mPackages) { 22113 final PackageParser.Package pkg = mPackages.get(packageName); 22114 final PackageSetting ps = mSettings.mPackages.get(packageName); 22115 if (pkg == null || ps == null) { 22116 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22117 } 22118 22119 if (pkg.applicationInfo.isSystemApp()) { 22120 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22121 "Cannot move system application"); 22122 } 22123 22124 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22125 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22126 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22127 if (isInternalStorage && !allow3rdPartyOnInternal) { 22128 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22129 "3rd party apps are not allowed on internal storage"); 22130 } 22131 22132 if (pkg.applicationInfo.isExternalAsec()) { 22133 currentAsec = true; 22134 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22135 } else if (pkg.applicationInfo.isForwardLocked()) { 22136 currentAsec = true; 22137 currentVolumeUuid = "forward_locked"; 22138 } else { 22139 currentAsec = false; 22140 currentVolumeUuid = ps.volumeUuid; 22141 22142 final File probe = new File(pkg.codePath); 22143 final File probeOat = new File(probe, "oat"); 22144 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22145 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22146 "Move only supported for modern cluster style installs"); 22147 } 22148 } 22149 22150 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22151 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22152 "Package already moved to " + volumeUuid); 22153 } 22154 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22155 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22156 "Device admin cannot be moved"); 22157 } 22158 22159 if (mFrozenPackages.contains(packageName)) { 22160 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22161 "Failed to move already frozen package"); 22162 } 22163 22164 codeFile = new File(pkg.codePath); 22165 installerPackageName = ps.installerPackageName; 22166 packageAbiOverride = ps.cpuAbiOverrideString; 22167 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22168 seinfo = pkg.applicationInfo.seInfo; 22169 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22170 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22171 freezer = freezePackage(packageName, "movePackageInternal"); 22172 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22173 } 22174 22175 final Bundle extras = new Bundle(); 22176 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22177 extras.putString(Intent.EXTRA_TITLE, label); 22178 mMoveCallbacks.notifyCreated(moveId, extras); 22179 22180 int installFlags; 22181 final boolean moveCompleteApp; 22182 final File measurePath; 22183 22184 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22185 installFlags = INSTALL_INTERNAL; 22186 moveCompleteApp = !currentAsec; 22187 measurePath = Environment.getDataAppDirectory(volumeUuid); 22188 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22189 installFlags = INSTALL_EXTERNAL; 22190 moveCompleteApp = false; 22191 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22192 } else { 22193 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22194 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22195 || !volume.isMountedWritable()) { 22196 freezer.close(); 22197 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22198 "Move location not mounted private volume"); 22199 } 22200 22201 Preconditions.checkState(!currentAsec); 22202 22203 installFlags = INSTALL_INTERNAL; 22204 moveCompleteApp = true; 22205 measurePath = Environment.getDataAppDirectory(volumeUuid); 22206 } 22207 22208 final PackageStats stats = new PackageStats(null, -1); 22209 synchronized (mInstaller) { 22210 for (int userId : installedUserIds) { 22211 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22212 freezer.close(); 22213 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22214 "Failed to measure package size"); 22215 } 22216 } 22217 } 22218 22219 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22220 + stats.dataSize); 22221 22222 final long startFreeBytes = measurePath.getFreeSpace(); 22223 final long sizeBytes; 22224 if (moveCompleteApp) { 22225 sizeBytes = stats.codeSize + stats.dataSize; 22226 } else { 22227 sizeBytes = stats.codeSize; 22228 } 22229 22230 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22231 freezer.close(); 22232 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22233 "Not enough free space to move"); 22234 } 22235 22236 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22237 22238 final CountDownLatch installedLatch = new CountDownLatch(1); 22239 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22240 @Override 22241 public void onUserActionRequired(Intent intent) throws RemoteException { 22242 throw new IllegalStateException(); 22243 } 22244 22245 @Override 22246 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22247 Bundle extras) throws RemoteException { 22248 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22249 + PackageManager.installStatusToString(returnCode, msg)); 22250 22251 installedLatch.countDown(); 22252 freezer.close(); 22253 22254 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22255 switch (status) { 22256 case PackageInstaller.STATUS_SUCCESS: 22257 mMoveCallbacks.notifyStatusChanged(moveId, 22258 PackageManager.MOVE_SUCCEEDED); 22259 break; 22260 case PackageInstaller.STATUS_FAILURE_STORAGE: 22261 mMoveCallbacks.notifyStatusChanged(moveId, 22262 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22263 break; 22264 default: 22265 mMoveCallbacks.notifyStatusChanged(moveId, 22266 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22267 break; 22268 } 22269 } 22270 }; 22271 22272 final MoveInfo move; 22273 if (moveCompleteApp) { 22274 // Kick off a thread to report progress estimates 22275 new Thread() { 22276 @Override 22277 public void run() { 22278 while (true) { 22279 try { 22280 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22281 break; 22282 } 22283 } catch (InterruptedException ignored) { 22284 } 22285 22286 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22287 final int progress = 10 + (int) MathUtils.constrain( 22288 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22289 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22290 } 22291 } 22292 }.start(); 22293 22294 final String dataAppName = codeFile.getName(); 22295 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22296 dataAppName, appId, seinfo, targetSdkVersion); 22297 } else { 22298 move = null; 22299 } 22300 22301 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22302 22303 final Message msg = mHandler.obtainMessage(INIT_COPY); 22304 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22305 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22306 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22307 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22308 PackageManager.INSTALL_REASON_UNKNOWN); 22309 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22310 msg.obj = params; 22311 22312 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22313 System.identityHashCode(msg.obj)); 22314 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22315 System.identityHashCode(msg.obj)); 22316 22317 mHandler.sendMessage(msg); 22318 } 22319 22320 @Override 22321 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22322 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22323 22324 final int realMoveId = mNextMoveId.getAndIncrement(); 22325 final Bundle extras = new Bundle(); 22326 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22327 mMoveCallbacks.notifyCreated(realMoveId, extras); 22328 22329 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22330 @Override 22331 public void onCreated(int moveId, Bundle extras) { 22332 // Ignored 22333 } 22334 22335 @Override 22336 public void onStatusChanged(int moveId, int status, long estMillis) { 22337 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22338 } 22339 }; 22340 22341 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22342 storage.setPrimaryStorageUuid(volumeUuid, callback); 22343 return realMoveId; 22344 } 22345 22346 @Override 22347 public int getMoveStatus(int moveId) { 22348 mContext.enforceCallingOrSelfPermission( 22349 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22350 return mMoveCallbacks.mLastStatus.get(moveId); 22351 } 22352 22353 @Override 22354 public void registerMoveCallback(IPackageMoveObserver callback) { 22355 mContext.enforceCallingOrSelfPermission( 22356 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22357 mMoveCallbacks.register(callback); 22358 } 22359 22360 @Override 22361 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22362 mContext.enforceCallingOrSelfPermission( 22363 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22364 mMoveCallbacks.unregister(callback); 22365 } 22366 22367 @Override 22368 public boolean setInstallLocation(int loc) { 22369 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22370 null); 22371 if (getInstallLocation() == loc) { 22372 return true; 22373 } 22374 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22375 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22376 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22377 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22378 return true; 22379 } 22380 return false; 22381 } 22382 22383 @Override 22384 public int getInstallLocation() { 22385 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22386 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22387 PackageHelper.APP_INSTALL_AUTO); 22388 } 22389 22390 /** Called by UserManagerService */ 22391 void cleanUpUser(UserManagerService userManager, int userHandle) { 22392 synchronized (mPackages) { 22393 mDirtyUsers.remove(userHandle); 22394 mUserNeedsBadging.delete(userHandle); 22395 mSettings.removeUserLPw(userHandle); 22396 mPendingBroadcasts.remove(userHandle); 22397 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22398 removeUnusedPackagesLPw(userManager, userHandle); 22399 } 22400 } 22401 22402 /** 22403 * We're removing userHandle and would like to remove any downloaded packages 22404 * that are no longer in use by any other user. 22405 * @param userHandle the user being removed 22406 */ 22407 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22408 final boolean DEBUG_CLEAN_APKS = false; 22409 int [] users = userManager.getUserIds(); 22410 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22411 while (psit.hasNext()) { 22412 PackageSetting ps = psit.next(); 22413 if (ps.pkg == null) { 22414 continue; 22415 } 22416 final String packageName = ps.pkg.packageName; 22417 // Skip over if system app 22418 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22419 continue; 22420 } 22421 if (DEBUG_CLEAN_APKS) { 22422 Slog.i(TAG, "Checking package " + packageName); 22423 } 22424 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22425 if (keep) { 22426 if (DEBUG_CLEAN_APKS) { 22427 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22428 } 22429 } else { 22430 for (int i = 0; i < users.length; i++) { 22431 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22432 keep = true; 22433 if (DEBUG_CLEAN_APKS) { 22434 Slog.i(TAG, " Keeping package " + packageName + " for user " 22435 + users[i]); 22436 } 22437 break; 22438 } 22439 } 22440 } 22441 if (!keep) { 22442 if (DEBUG_CLEAN_APKS) { 22443 Slog.i(TAG, " Removing package " + packageName); 22444 } 22445 mHandler.post(new Runnable() { 22446 public void run() { 22447 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22448 userHandle, 0); 22449 } //end run 22450 }); 22451 } 22452 } 22453 } 22454 22455 /** Called by UserManagerService */ 22456 void createNewUser(int userId, String[] disallowedPackages) { 22457 synchronized (mInstallLock) { 22458 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22459 } 22460 synchronized (mPackages) { 22461 scheduleWritePackageRestrictionsLocked(userId); 22462 scheduleWritePackageListLocked(userId); 22463 applyFactoryDefaultBrowserLPw(userId); 22464 primeDomainVerificationsLPw(userId); 22465 } 22466 } 22467 22468 void onNewUserCreated(final int userId) { 22469 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22470 // If permission review for legacy apps is required, we represent 22471 // dagerous permissions for such apps as always granted runtime 22472 // permissions to keep per user flag state whether review is needed. 22473 // Hence, if a new user is added we have to propagate dangerous 22474 // permission grants for these legacy apps. 22475 if (mPermissionReviewRequired) { 22476 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22477 | UPDATE_PERMISSIONS_REPLACE_ALL); 22478 } 22479 } 22480 22481 @Override 22482 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22483 mContext.enforceCallingOrSelfPermission( 22484 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22485 "Only package verification agents can read the verifier device identity"); 22486 22487 synchronized (mPackages) { 22488 return mSettings.getVerifierDeviceIdentityLPw(); 22489 } 22490 } 22491 22492 @Override 22493 public void setPermissionEnforced(String permission, boolean enforced) { 22494 // TODO: Now that we no longer change GID for storage, this should to away. 22495 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22496 "setPermissionEnforced"); 22497 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22498 synchronized (mPackages) { 22499 if (mSettings.mReadExternalStorageEnforced == null 22500 || mSettings.mReadExternalStorageEnforced != enforced) { 22501 mSettings.mReadExternalStorageEnforced = enforced; 22502 mSettings.writeLPr(); 22503 } 22504 } 22505 // kill any non-foreground processes so we restart them and 22506 // grant/revoke the GID. 22507 final IActivityManager am = ActivityManager.getService(); 22508 if (am != null) { 22509 final long token = Binder.clearCallingIdentity(); 22510 try { 22511 am.killProcessesBelowForeground("setPermissionEnforcement"); 22512 } catch (RemoteException e) { 22513 } finally { 22514 Binder.restoreCallingIdentity(token); 22515 } 22516 } 22517 } else { 22518 throw new IllegalArgumentException("No selective enforcement for " + permission); 22519 } 22520 } 22521 22522 @Override 22523 @Deprecated 22524 public boolean isPermissionEnforced(String permission) { 22525 return true; 22526 } 22527 22528 @Override 22529 public boolean isStorageLow() { 22530 final long token = Binder.clearCallingIdentity(); 22531 try { 22532 final DeviceStorageMonitorInternal 22533 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22534 if (dsm != null) { 22535 return dsm.isMemoryLow(); 22536 } else { 22537 return false; 22538 } 22539 } finally { 22540 Binder.restoreCallingIdentity(token); 22541 } 22542 } 22543 22544 @Override 22545 public IPackageInstaller getPackageInstaller() { 22546 return mInstallerService; 22547 } 22548 22549 private boolean userNeedsBadging(int userId) { 22550 int index = mUserNeedsBadging.indexOfKey(userId); 22551 if (index < 0) { 22552 final UserInfo userInfo; 22553 final long token = Binder.clearCallingIdentity(); 22554 try { 22555 userInfo = sUserManager.getUserInfo(userId); 22556 } finally { 22557 Binder.restoreCallingIdentity(token); 22558 } 22559 final boolean b; 22560 if (userInfo != null && userInfo.isManagedProfile()) { 22561 b = true; 22562 } else { 22563 b = false; 22564 } 22565 mUserNeedsBadging.put(userId, b); 22566 return b; 22567 } 22568 return mUserNeedsBadging.valueAt(index); 22569 } 22570 22571 @Override 22572 public KeySet getKeySetByAlias(String packageName, String alias) { 22573 if (packageName == null || alias == null) { 22574 return null; 22575 } 22576 synchronized(mPackages) { 22577 final PackageParser.Package pkg = mPackages.get(packageName); 22578 if (pkg == null) { 22579 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22580 throw new IllegalArgumentException("Unknown package: " + packageName); 22581 } 22582 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22583 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22584 } 22585 } 22586 22587 @Override 22588 public KeySet getSigningKeySet(String packageName) { 22589 if (packageName == null) { 22590 return null; 22591 } 22592 synchronized(mPackages) { 22593 final PackageParser.Package pkg = mPackages.get(packageName); 22594 if (pkg == null) { 22595 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22596 throw new IllegalArgumentException("Unknown package: " + packageName); 22597 } 22598 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22599 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22600 throw new SecurityException("May not access signing KeySet of other apps."); 22601 } 22602 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22603 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22604 } 22605 } 22606 22607 @Override 22608 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22609 if (packageName == null || ks == null) { 22610 return false; 22611 } 22612 synchronized(mPackages) { 22613 final PackageParser.Package pkg = mPackages.get(packageName); 22614 if (pkg == null) { 22615 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22616 throw new IllegalArgumentException("Unknown package: " + packageName); 22617 } 22618 IBinder ksh = ks.getToken(); 22619 if (ksh instanceof KeySetHandle) { 22620 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22621 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22622 } 22623 return false; 22624 } 22625 } 22626 22627 @Override 22628 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22629 if (packageName == null || ks == null) { 22630 return false; 22631 } 22632 synchronized(mPackages) { 22633 final PackageParser.Package pkg = mPackages.get(packageName); 22634 if (pkg == null) { 22635 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22636 throw new IllegalArgumentException("Unknown package: " + packageName); 22637 } 22638 IBinder ksh = ks.getToken(); 22639 if (ksh instanceof KeySetHandle) { 22640 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22641 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22642 } 22643 return false; 22644 } 22645 } 22646 22647 private void deletePackageIfUnusedLPr(final String packageName) { 22648 PackageSetting ps = mSettings.mPackages.get(packageName); 22649 if (ps == null) { 22650 return; 22651 } 22652 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22653 // TODO Implement atomic delete if package is unused 22654 // It is currently possible that the package will be deleted even if it is installed 22655 // after this method returns. 22656 mHandler.post(new Runnable() { 22657 public void run() { 22658 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22659 0, PackageManager.DELETE_ALL_USERS); 22660 } 22661 }); 22662 } 22663 } 22664 22665 /** 22666 * Check and throw if the given before/after packages would be considered a 22667 * downgrade. 22668 */ 22669 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22670 throws PackageManagerException { 22671 if (after.versionCode < before.mVersionCode) { 22672 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22673 "Update version code " + after.versionCode + " is older than current " 22674 + before.mVersionCode); 22675 } else if (after.versionCode == before.mVersionCode) { 22676 if (after.baseRevisionCode < before.baseRevisionCode) { 22677 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22678 "Update base revision code " + after.baseRevisionCode 22679 + " is older than current " + before.baseRevisionCode); 22680 } 22681 22682 if (!ArrayUtils.isEmpty(after.splitNames)) { 22683 for (int i = 0; i < after.splitNames.length; i++) { 22684 final String splitName = after.splitNames[i]; 22685 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22686 if (j != -1) { 22687 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22688 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22689 "Update split " + splitName + " revision code " 22690 + after.splitRevisionCodes[i] + " is older than current " 22691 + before.splitRevisionCodes[j]); 22692 } 22693 } 22694 } 22695 } 22696 } 22697 } 22698 22699 private static class MoveCallbacks extends Handler { 22700 private static final int MSG_CREATED = 1; 22701 private static final int MSG_STATUS_CHANGED = 2; 22702 22703 private final RemoteCallbackList<IPackageMoveObserver> 22704 mCallbacks = new RemoteCallbackList<>(); 22705 22706 private final SparseIntArray mLastStatus = new SparseIntArray(); 22707 22708 public MoveCallbacks(Looper looper) { 22709 super(looper); 22710 } 22711 22712 public void register(IPackageMoveObserver callback) { 22713 mCallbacks.register(callback); 22714 } 22715 22716 public void unregister(IPackageMoveObserver callback) { 22717 mCallbacks.unregister(callback); 22718 } 22719 22720 @Override 22721 public void handleMessage(Message msg) { 22722 final SomeArgs args = (SomeArgs) msg.obj; 22723 final int n = mCallbacks.beginBroadcast(); 22724 for (int i = 0; i < n; i++) { 22725 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22726 try { 22727 invokeCallback(callback, msg.what, args); 22728 } catch (RemoteException ignored) { 22729 } 22730 } 22731 mCallbacks.finishBroadcast(); 22732 args.recycle(); 22733 } 22734 22735 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22736 throws RemoteException { 22737 switch (what) { 22738 case MSG_CREATED: { 22739 callback.onCreated(args.argi1, (Bundle) args.arg2); 22740 break; 22741 } 22742 case MSG_STATUS_CHANGED: { 22743 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22744 break; 22745 } 22746 } 22747 } 22748 22749 private void notifyCreated(int moveId, Bundle extras) { 22750 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22751 22752 final SomeArgs args = SomeArgs.obtain(); 22753 args.argi1 = moveId; 22754 args.arg2 = extras; 22755 obtainMessage(MSG_CREATED, args).sendToTarget(); 22756 } 22757 22758 private void notifyStatusChanged(int moveId, int status) { 22759 notifyStatusChanged(moveId, status, -1); 22760 } 22761 22762 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22763 Slog.v(TAG, "Move " + moveId + " status " + status); 22764 22765 final SomeArgs args = SomeArgs.obtain(); 22766 args.argi1 = moveId; 22767 args.argi2 = status; 22768 args.arg3 = estMillis; 22769 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22770 22771 synchronized (mLastStatus) { 22772 mLastStatus.put(moveId, status); 22773 } 22774 } 22775 } 22776 22777 private final static class OnPermissionChangeListeners extends Handler { 22778 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22779 22780 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22781 new RemoteCallbackList<>(); 22782 22783 public OnPermissionChangeListeners(Looper looper) { 22784 super(looper); 22785 } 22786 22787 @Override 22788 public void handleMessage(Message msg) { 22789 switch (msg.what) { 22790 case MSG_ON_PERMISSIONS_CHANGED: { 22791 final int uid = msg.arg1; 22792 handleOnPermissionsChanged(uid); 22793 } break; 22794 } 22795 } 22796 22797 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22798 mPermissionListeners.register(listener); 22799 22800 } 22801 22802 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22803 mPermissionListeners.unregister(listener); 22804 } 22805 22806 public void onPermissionsChanged(int uid) { 22807 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22808 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22809 } 22810 } 22811 22812 private void handleOnPermissionsChanged(int uid) { 22813 final int count = mPermissionListeners.beginBroadcast(); 22814 try { 22815 for (int i = 0; i < count; i++) { 22816 IOnPermissionsChangeListener callback = mPermissionListeners 22817 .getBroadcastItem(i); 22818 try { 22819 callback.onPermissionsChanged(uid); 22820 } catch (RemoteException e) { 22821 Log.e(TAG, "Permission listener is dead", e); 22822 } 22823 } 22824 } finally { 22825 mPermissionListeners.finishBroadcast(); 22826 } 22827 } 22828 } 22829 22830 private class PackageManagerInternalImpl extends PackageManagerInternal { 22831 @Override 22832 public void setLocationPackagesProvider(PackagesProvider provider) { 22833 synchronized (mPackages) { 22834 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22835 } 22836 } 22837 22838 @Override 22839 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22840 synchronized (mPackages) { 22841 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22842 } 22843 } 22844 22845 @Override 22846 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22847 synchronized (mPackages) { 22848 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22849 } 22850 } 22851 22852 @Override 22853 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22854 synchronized (mPackages) { 22855 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22856 } 22857 } 22858 22859 @Override 22860 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22861 synchronized (mPackages) { 22862 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22863 } 22864 } 22865 22866 @Override 22867 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22868 synchronized (mPackages) { 22869 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22870 } 22871 } 22872 22873 @Override 22874 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22875 synchronized (mPackages) { 22876 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22877 packageName, userId); 22878 } 22879 } 22880 22881 @Override 22882 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22883 synchronized (mPackages) { 22884 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22885 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22886 packageName, userId); 22887 } 22888 } 22889 22890 @Override 22891 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22892 synchronized (mPackages) { 22893 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22894 packageName, userId); 22895 } 22896 } 22897 22898 @Override 22899 public void setKeepUninstalledPackages(final List<String> packageList) { 22900 Preconditions.checkNotNull(packageList); 22901 List<String> removedFromList = null; 22902 synchronized (mPackages) { 22903 if (mKeepUninstalledPackages != null) { 22904 final int packagesCount = mKeepUninstalledPackages.size(); 22905 for (int i = 0; i < packagesCount; i++) { 22906 String oldPackage = mKeepUninstalledPackages.get(i); 22907 if (packageList != null && packageList.contains(oldPackage)) { 22908 continue; 22909 } 22910 if (removedFromList == null) { 22911 removedFromList = new ArrayList<>(); 22912 } 22913 removedFromList.add(oldPackage); 22914 } 22915 } 22916 mKeepUninstalledPackages = new ArrayList<>(packageList); 22917 if (removedFromList != null) { 22918 final int removedCount = removedFromList.size(); 22919 for (int i = 0; i < removedCount; i++) { 22920 deletePackageIfUnusedLPr(removedFromList.get(i)); 22921 } 22922 } 22923 } 22924 } 22925 22926 @Override 22927 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22928 synchronized (mPackages) { 22929 // If we do not support permission review, done. 22930 if (!mPermissionReviewRequired) { 22931 return false; 22932 } 22933 22934 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22935 if (packageSetting == null) { 22936 return false; 22937 } 22938 22939 // Permission review applies only to apps not supporting the new permission model. 22940 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22941 return false; 22942 } 22943 22944 // Legacy apps have the permission and get user consent on launch. 22945 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22946 return permissionsState.isPermissionReviewRequired(userId); 22947 } 22948 } 22949 22950 @Override 22951 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22952 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22953 } 22954 22955 @Override 22956 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22957 int userId) { 22958 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22959 } 22960 22961 @Override 22962 public void setDeviceAndProfileOwnerPackages( 22963 int deviceOwnerUserId, String deviceOwnerPackage, 22964 SparseArray<String> profileOwnerPackages) { 22965 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22966 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22967 } 22968 22969 @Override 22970 public boolean isPackageDataProtected(int userId, String packageName) { 22971 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22972 } 22973 22974 @Override 22975 public boolean isPackageEphemeral(int userId, String packageName) { 22976 synchronized (mPackages) { 22977 final PackageSetting ps = mSettings.mPackages.get(packageName); 22978 return ps != null ? ps.getInstantApp(userId) : false; 22979 } 22980 } 22981 22982 @Override 22983 public boolean wasPackageEverLaunched(String packageName, int userId) { 22984 synchronized (mPackages) { 22985 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22986 } 22987 } 22988 22989 @Override 22990 public void grantRuntimePermission(String packageName, String name, int userId, 22991 boolean overridePolicy) { 22992 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22993 overridePolicy); 22994 } 22995 22996 @Override 22997 public void revokeRuntimePermission(String packageName, String name, int userId, 22998 boolean overridePolicy) { 22999 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23000 overridePolicy); 23001 } 23002 23003 @Override 23004 public String getNameForUid(int uid) { 23005 return PackageManagerService.this.getNameForUid(uid); 23006 } 23007 23008 @Override 23009 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23010 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23011 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23012 responseObj, origIntent, resolvedType, callingPackage, userId); 23013 } 23014 23015 @Override 23016 public void grantEphemeralAccess(int userId, Intent intent, 23017 int targetAppId, int ephemeralAppId) { 23018 synchronized (mPackages) { 23019 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23020 targetAppId, ephemeralAppId); 23021 } 23022 } 23023 23024 @Override 23025 public void pruneInstantApps() { 23026 synchronized (mPackages) { 23027 mInstantAppRegistry.pruneInstantAppsLPw(); 23028 } 23029 } 23030 23031 @Override 23032 public String getSetupWizardPackageName() { 23033 return mSetupWizardPackage; 23034 } 23035 23036 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23037 if (policy != null) { 23038 mExternalSourcesPolicy = policy; 23039 } 23040 } 23041 23042 @Override 23043 public boolean isPackagePersistent(String packageName) { 23044 synchronized (mPackages) { 23045 PackageParser.Package pkg = mPackages.get(packageName); 23046 return pkg != null 23047 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23048 | ApplicationInfo.FLAG_PERSISTENT)) == 23049 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23050 : false; 23051 } 23052 } 23053 23054 @Override 23055 public List<PackageInfo> getOverlayPackages(int userId) { 23056 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23057 synchronized (mPackages) { 23058 for (PackageParser.Package p : mPackages.values()) { 23059 if (p.mOverlayTarget != null) { 23060 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23061 if (pkg != null) { 23062 overlayPackages.add(pkg); 23063 } 23064 } 23065 } 23066 } 23067 return overlayPackages; 23068 } 23069 23070 @Override 23071 public List<String> getTargetPackageNames(int userId) { 23072 List<String> targetPackages = new ArrayList<>(); 23073 synchronized (mPackages) { 23074 for (PackageParser.Package p : mPackages.values()) { 23075 if (p.mOverlayTarget == null) { 23076 targetPackages.add(p.packageName); 23077 } 23078 } 23079 } 23080 return targetPackages; 23081 } 23082 23083 @Override 23084 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23085 @Nullable List<String> overlayPackageNames) { 23086 synchronized (mPackages) { 23087 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23088 Slog.e(TAG, "failed to find package " + targetPackageName); 23089 return false; 23090 } 23091 23092 ArrayList<String> paths = null; 23093 if (overlayPackageNames != null) { 23094 final int N = overlayPackageNames.size(); 23095 paths = new ArrayList<>(N); 23096 for (int i = 0; i < N; i++) { 23097 final String packageName = overlayPackageNames.get(i); 23098 final PackageParser.Package pkg = mPackages.get(packageName); 23099 if (pkg == null) { 23100 Slog.e(TAG, "failed to find package " + packageName); 23101 return false; 23102 } 23103 paths.add(pkg.baseCodePath); 23104 } 23105 } 23106 23107 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23108 mEnabledOverlayPaths.get(userId); 23109 if (userSpecificOverlays == null) { 23110 userSpecificOverlays = new ArrayMap<>(); 23111 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23112 } 23113 23114 if (paths != null && paths.size() > 0) { 23115 userSpecificOverlays.put(targetPackageName, paths); 23116 } else { 23117 userSpecificOverlays.remove(targetPackageName); 23118 } 23119 return true; 23120 } 23121 } 23122 23123 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23124 int flags, int userId) { 23125 return resolveIntentInternal( 23126 intent, resolvedType, flags, userId, true /*includeInstantApp*/); 23127 } 23128 } 23129 23130 @Override 23131 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23132 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23133 synchronized (mPackages) { 23134 final long identity = Binder.clearCallingIdentity(); 23135 try { 23136 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23137 packageNames, userId); 23138 } finally { 23139 Binder.restoreCallingIdentity(identity); 23140 } 23141 } 23142 } 23143 23144 @Override 23145 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23146 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23147 synchronized (mPackages) { 23148 final long identity = Binder.clearCallingIdentity(); 23149 try { 23150 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23151 packageNames, userId); 23152 } finally { 23153 Binder.restoreCallingIdentity(identity); 23154 } 23155 } 23156 } 23157 23158 private static void enforceSystemOrPhoneCaller(String tag) { 23159 int callingUid = Binder.getCallingUid(); 23160 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23161 throw new SecurityException( 23162 "Cannot call " + tag + " from UID " + callingUid); 23163 } 23164 } 23165 23166 boolean isHistoricalPackageUsageAvailable() { 23167 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23168 } 23169 23170 /** 23171 * Return a <b>copy</b> of the collection of packages known to the package manager. 23172 * @return A copy of the values of mPackages. 23173 */ 23174 Collection<PackageParser.Package> getPackages() { 23175 synchronized (mPackages) { 23176 return new ArrayList<>(mPackages.values()); 23177 } 23178 } 23179 23180 /** 23181 * Logs process start information (including base APK hash) to the security log. 23182 * @hide 23183 */ 23184 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23185 String apkFile, int pid) { 23186 if (!SecurityLog.isLoggingEnabled()) { 23187 return; 23188 } 23189 Bundle data = new Bundle(); 23190 data.putLong("startTimestamp", System.currentTimeMillis()); 23191 data.putString("processName", processName); 23192 data.putInt("uid", uid); 23193 data.putString("seinfo", seinfo); 23194 data.putString("apkFile", apkFile); 23195 data.putInt("pid", pid); 23196 Message msg = mProcessLoggingHandler.obtainMessage( 23197 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23198 msg.setData(data); 23199 mProcessLoggingHandler.sendMessage(msg); 23200 } 23201 23202 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23203 return mCompilerStats.getPackageStats(pkgName); 23204 } 23205 23206 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23207 return getOrCreateCompilerPackageStats(pkg.packageName); 23208 } 23209 23210 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23211 return mCompilerStats.getOrCreatePackageStats(pkgName); 23212 } 23213 23214 public void deleteCompilerPackageStats(String pkgName) { 23215 mCompilerStats.deletePackageStats(pkgName); 23216 } 23217 23218 @Override 23219 public int getInstallReason(String packageName, int userId) { 23220 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23221 true /* requireFullPermission */, false /* checkShell */, 23222 "get install reason"); 23223 synchronized (mPackages) { 23224 final PackageSetting ps = mSettings.mPackages.get(packageName); 23225 if (ps != null) { 23226 return ps.getInstallReason(userId); 23227 } 23228 } 23229 return PackageManager.INSTALL_REASON_UNKNOWN; 23230 } 23231 23232 @Override 23233 public boolean canRequestPackageInstalls(String packageName, int userId) { 23234 int callingUid = Binder.getCallingUid(); 23235 int uid = getPackageUid(packageName, 0, userId); 23236 if (callingUid != uid && callingUid != Process.ROOT_UID 23237 && callingUid != Process.SYSTEM_UID) { 23238 throw new SecurityException( 23239 "Caller uid " + callingUid + " does not own package " + packageName); 23240 } 23241 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23242 if (info == null) { 23243 return false; 23244 } 23245 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23246 throw new UnsupportedOperationException( 23247 "Operation only supported on apps targeting Android O or higher"); 23248 } 23249 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23250 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23251 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23252 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23253 } 23254 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23255 return false; 23256 } 23257 if (mExternalSourcesPolicy != null) { 23258 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23259 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23260 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23261 } 23262 } 23263 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23264 } 23265} 23266