PackageManagerService.java revision 13dcd27fb54546d33fa949ec9e7b81fc973ecb88
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.DumpUtils; 258import com.android.internal.util.FastPrintWriter; 259import com.android.internal.util.FastXmlSerializer; 260import com.android.internal.util.IndentingPrintWriter; 261import com.android.internal.util.Preconditions; 262import com.android.internal.util.XmlUtils; 263import com.android.server.AttributeCache; 264import com.android.server.DeviceIdleController; 265import com.android.server.EventLogTags; 266import com.android.server.FgThread; 267import com.android.server.IntentResolver; 268import com.android.server.LocalServices; 269import com.android.server.LockGuard; 270import com.android.server.ServiceThread; 271import com.android.server.SystemConfig; 272import com.android.server.SystemServerInitThreadPool; 273import com.android.server.Watchdog; 274import com.android.server.net.NetworkPolicyManagerInternal; 275import com.android.server.pm.BackgroundDexOptService; 276import com.android.server.pm.Installer.InstallerException; 277import com.android.server.pm.PermissionsState.PermissionState; 278import com.android.server.pm.Settings.DatabaseVersion; 279import com.android.server.pm.Settings.VersionInfo; 280import com.android.server.pm.dex.DexManager; 281import com.android.server.storage.DeviceStorageMonitorInternal; 282 283import dalvik.system.CloseGuard; 284import dalvik.system.DexFile; 285import dalvik.system.VMRuntime; 286 287import libcore.io.IoUtils; 288import libcore.util.EmptyArray; 289 290import org.xmlpull.v1.XmlPullParser; 291import org.xmlpull.v1.XmlPullParserException; 292import org.xmlpull.v1.XmlSerializer; 293 294import java.io.BufferedOutputStream; 295import java.io.BufferedReader; 296import java.io.ByteArrayInputStream; 297import java.io.ByteArrayOutputStream; 298import java.io.File; 299import java.io.FileDescriptor; 300import java.io.FileInputStream; 301import java.io.FileNotFoundException; 302import java.io.FileOutputStream; 303import java.io.FileReader; 304import java.io.FilenameFilter; 305import java.io.IOException; 306import java.io.PrintWriter; 307import java.nio.charset.StandardCharsets; 308import java.security.DigestInputStream; 309import java.security.MessageDigest; 310import java.security.NoSuchAlgorithmException; 311import java.security.PublicKey; 312import java.security.SecureRandom; 313import java.security.cert.Certificate; 314import java.security.cert.CertificateEncodingException; 315import java.security.cert.CertificateException; 316import java.text.SimpleDateFormat; 317import java.util.ArrayList; 318import java.util.Arrays; 319import java.util.Collection; 320import java.util.Collections; 321import java.util.Comparator; 322import java.util.Date; 323import java.util.HashMap; 324import java.util.HashSet; 325import java.util.Iterator; 326import java.util.List; 327import java.util.Map; 328import java.util.Objects; 329import java.util.Set; 330import java.util.concurrent.CountDownLatch; 331import java.util.concurrent.Future; 332import java.util.concurrent.TimeUnit; 333import java.util.concurrent.atomic.AtomicBoolean; 334import java.util.concurrent.atomic.AtomicInteger; 335 336/** 337 * Keep track of all those APKs everywhere. 338 * <p> 339 * Internally there are two important locks: 340 * <ul> 341 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 342 * and other related state. It is a fine-grained lock that should only be held 343 * momentarily, as it's one of the most contended locks in the system. 344 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 345 * operations typically involve heavy lifting of application data on disk. Since 346 * {@code installd} is single-threaded, and it's operations can often be slow, 347 * this lock should never be acquired while already holding {@link #mPackages}. 348 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 349 * holding {@link #mInstallLock}. 350 * </ul> 351 * Many internal methods rely on the caller to hold the appropriate locks, and 352 * this contract is expressed through method name suffixes: 353 * <ul> 354 * <li>fooLI(): the caller must hold {@link #mInstallLock} 355 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 356 * being modified must be frozen 357 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 358 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 359 * </ul> 360 * <p> 361 * Because this class is very central to the platform's security; please run all 362 * CTS and unit tests whenever making modifications: 363 * 364 * <pre> 365 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 366 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 367 * </pre> 368 */ 369public class PackageManagerService extends IPackageManager.Stub { 370 static final String TAG = "PackageManager"; 371 static final boolean DEBUG_SETTINGS = false; 372 static final boolean DEBUG_PREFERRED = false; 373 static final boolean DEBUG_UPGRADE = false; 374 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 375 private static final boolean DEBUG_BACKUP = false; 376 private static final boolean DEBUG_INSTALL = false; 377 private static final boolean DEBUG_REMOVE = false; 378 private static final boolean DEBUG_BROADCASTS = false; 379 private static final boolean DEBUG_SHOW_INFO = false; 380 private static final boolean DEBUG_PACKAGE_INFO = false; 381 private static final boolean DEBUG_INTENT_MATCHING = false; 382 private static final boolean DEBUG_PACKAGE_SCANNING = false; 383 private static final boolean DEBUG_VERIFY = false; 384 private static final boolean DEBUG_FILTERS = false; 385 386 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 387 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 388 // user, but by default initialize to this. 389 public static final boolean DEBUG_DEXOPT = false; 390 391 private static final boolean DEBUG_ABI_SELECTION = false; 392 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 393 private static final boolean DEBUG_TRIAGED_MISSING = false; 394 private static final boolean DEBUG_APP_DATA = false; 395 396 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 397 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 398 399 private static final boolean DISABLE_EPHEMERAL_APPS = false; 400 private static final boolean HIDE_EPHEMERAL_APIS = false; 401 402 private static final boolean ENABLE_FREE_CACHE_V2 = 403 SystemProperties.getBoolean("fw.free_cache_v2", true); 404 405 private static final int RADIO_UID = Process.PHONE_UID; 406 private static final int LOG_UID = Process.LOG_UID; 407 private static final int NFC_UID = Process.NFC_UID; 408 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 409 private static final int SHELL_UID = Process.SHELL_UID; 410 411 // Cap the size of permission trees that 3rd party apps can define 412 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 413 414 // Suffix used during package installation when copying/moving 415 // package apks to install directory. 416 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 417 418 static final int SCAN_NO_DEX = 1<<1; 419 static final int SCAN_FORCE_DEX = 1<<2; 420 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 421 static final int SCAN_NEW_INSTALL = 1<<4; 422 static final int SCAN_UPDATE_TIME = 1<<5; 423 static final int SCAN_BOOTING = 1<<6; 424 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 425 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 426 static final int SCAN_REPLACING = 1<<9; 427 static final int SCAN_REQUIRE_KNOWN = 1<<10; 428 static final int SCAN_MOVE = 1<<11; 429 static final int SCAN_INITIAL = 1<<12; 430 static final int SCAN_CHECK_ONLY = 1<<13; 431 static final int SCAN_DONT_KILL_APP = 1<<14; 432 static final int SCAN_IGNORE_FROZEN = 1<<15; 433 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 434 static final int SCAN_AS_INSTANT_APP = 1<<17; 435 static final int SCAN_AS_FULL_APP = 1<<18; 436 /** Should not be with the scan flags */ 437 static final int FLAGS_REMOVE_CHATTY = 1<<31; 438 439 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 440 441 private static final int[] EMPTY_INT_ARRAY = new int[0]; 442 443 /** 444 * Timeout (in milliseconds) after which the watchdog should declare that 445 * our handler thread is wedged. The usual default for such things is one 446 * minute but we sometimes do very lengthy I/O operations on this thread, 447 * such as installing multi-gigabyte applications, so ours needs to be longer. 448 */ 449 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 450 451 /** 452 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 453 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 454 * settings entry if available, otherwise we use the hardcoded default. If it's been 455 * more than this long since the last fstrim, we force one during the boot sequence. 456 * 457 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 458 * one gets run at the next available charging+idle time. This final mandatory 459 * no-fstrim check kicks in only of the other scheduling criteria is never met. 460 */ 461 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 462 463 /** 464 * Whether verification is enabled by default. 465 */ 466 private static final boolean DEFAULT_VERIFY_ENABLE = true; 467 468 /** 469 * The default maximum time to wait for the verification agent to return in 470 * milliseconds. 471 */ 472 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 473 474 /** 475 * The default response for package verification timeout. 476 * 477 * This can be either PackageManager.VERIFICATION_ALLOW or 478 * PackageManager.VERIFICATION_REJECT. 479 */ 480 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 481 482 static final String PLATFORM_PACKAGE_NAME = "android"; 483 484 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 485 486 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 487 DEFAULT_CONTAINER_PACKAGE, 488 "com.android.defcontainer.DefaultContainerService"); 489 490 private static final String KILL_APP_REASON_GIDS_CHANGED = 491 "permission grant or revoke changed gids"; 492 493 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 494 "permissions revoked"; 495 496 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 497 498 private static final String PACKAGE_SCHEME = "package"; 499 500 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 501 502 /** Permission grant: not grant the permission. */ 503 private static final int GRANT_DENIED = 1; 504 505 /** Permission grant: grant the permission as an install permission. */ 506 private static final int GRANT_INSTALL = 2; 507 508 /** Permission grant: grant the permission as a runtime one. */ 509 private static final int GRANT_RUNTIME = 3; 510 511 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 512 private static final int GRANT_UPGRADE = 4; 513 514 /** Canonical intent used to identify what counts as a "web browser" app */ 515 private static final Intent sBrowserIntent; 516 static { 517 sBrowserIntent = new Intent(); 518 sBrowserIntent.setAction(Intent.ACTION_VIEW); 519 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 520 sBrowserIntent.setData(Uri.parse("http:")); 521 } 522 523 /** 524 * The set of all protected actions [i.e. those actions for which a high priority 525 * intent filter is disallowed]. 526 */ 527 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 528 static { 529 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 531 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 532 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 533 } 534 535 // Compilation reasons. 536 public static final int REASON_FIRST_BOOT = 0; 537 public static final int REASON_BOOT = 1; 538 public static final int REASON_INSTALL = 2; 539 public static final int REASON_BACKGROUND_DEXOPT = 3; 540 public static final int REASON_AB_OTA = 4; 541 public static final int REASON_FORCED_DEXOPT = 5; 542 543 public static final int REASON_LAST = REASON_FORCED_DEXOPT; 544 545 /** All dangerous permission names in the same order as the events in MetricsEvent */ 546 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 547 Manifest.permission.READ_CALENDAR, 548 Manifest.permission.WRITE_CALENDAR, 549 Manifest.permission.CAMERA, 550 Manifest.permission.READ_CONTACTS, 551 Manifest.permission.WRITE_CONTACTS, 552 Manifest.permission.GET_ACCOUNTS, 553 Manifest.permission.ACCESS_FINE_LOCATION, 554 Manifest.permission.ACCESS_COARSE_LOCATION, 555 Manifest.permission.RECORD_AUDIO, 556 Manifest.permission.READ_PHONE_STATE, 557 Manifest.permission.CALL_PHONE, 558 Manifest.permission.READ_CALL_LOG, 559 Manifest.permission.WRITE_CALL_LOG, 560 Manifest.permission.ADD_VOICEMAIL, 561 Manifest.permission.USE_SIP, 562 Manifest.permission.PROCESS_OUTGOING_CALLS, 563 Manifest.permission.READ_CELL_BROADCASTS, 564 Manifest.permission.BODY_SENSORS, 565 Manifest.permission.SEND_SMS, 566 Manifest.permission.RECEIVE_SMS, 567 Manifest.permission.READ_SMS, 568 Manifest.permission.RECEIVE_WAP_PUSH, 569 Manifest.permission.RECEIVE_MMS, 570 Manifest.permission.READ_EXTERNAL_STORAGE, 571 Manifest.permission.WRITE_EXTERNAL_STORAGE, 572 Manifest.permission.READ_PHONE_NUMBERS, 573 Manifest.permission.ANSWER_PHONE_CALLS); 574 575 576 /** 577 * Version number for the package parser cache. Increment this whenever the format or 578 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 579 */ 580 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 581 582 /** 583 * Whether the package parser cache is enabled. 584 */ 585 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 586 587 final ServiceThread mHandlerThread; 588 589 final PackageHandler mHandler; 590 591 private final ProcessLoggingHandler mProcessLoggingHandler; 592 593 /** 594 * Messages for {@link #mHandler} that need to wait for system ready before 595 * being dispatched. 596 */ 597 private ArrayList<Message> mPostSystemReadyMessages; 598 599 final int mSdkVersion = Build.VERSION.SDK_INT; 600 601 final Context mContext; 602 final boolean mFactoryTest; 603 final boolean mOnlyCore; 604 final DisplayMetrics mMetrics; 605 final int mDefParseFlags; 606 final String[] mSeparateProcesses; 607 final boolean mIsUpgrade; 608 final boolean mIsPreNUpgrade; 609 final boolean mIsPreNMR1Upgrade; 610 611 // Have we told the Activity Manager to whitelist the default container service by uid yet? 612 @GuardedBy("mPackages") 613 boolean mDefaultContainerWhitelisted = false; 614 615 @GuardedBy("mPackages") 616 private boolean mDexOptDialogShown; 617 618 /** The location for ASEC container files on internal storage. */ 619 final String mAsecInternalPath; 620 621 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 622 // LOCK HELD. Can be called with mInstallLock held. 623 @GuardedBy("mInstallLock") 624 final Installer mInstaller; 625 626 /** Directory where installed third-party apps stored */ 627 final File mAppInstallDir; 628 629 /** 630 * Directory to which applications installed internally have their 631 * 32 bit native libraries copied. 632 */ 633 private File mAppLib32InstallDir; 634 635 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 636 // apps. 637 final File mDrmAppPrivateInstallDir; 638 639 // ---------------------------------------------------------------- 640 641 // Lock for state used when installing and doing other long running 642 // operations. Methods that must be called with this lock held have 643 // the suffix "LI". 644 final Object mInstallLock = new Object(); 645 646 // ---------------------------------------------------------------- 647 648 // Keys are String (package name), values are Package. This also serves 649 // as the lock for the global state. Methods that must be called with 650 // this lock held have the prefix "LP". 651 @GuardedBy("mPackages") 652 final ArrayMap<String, PackageParser.Package> mPackages = 653 new ArrayMap<String, PackageParser.Package>(); 654 655 final ArrayMap<String, Set<String>> mKnownCodebase = 656 new ArrayMap<String, Set<String>>(); 657 658 // Keys are isolated uids and values are the uid of the application 659 // that created the isolated proccess. 660 @GuardedBy("mPackages") 661 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 662 663 // List of APK paths to load for each user and package. This data is never 664 // persisted by the package manager. Instead, the overlay manager will 665 // ensure the data is up-to-date in runtime. 666 @GuardedBy("mPackages") 667 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 668 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 669 670 /** 671 * Tracks new system packages [received in an OTA] that we expect to 672 * find updated user-installed versions. Keys are package name, values 673 * are package location. 674 */ 675 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 676 /** 677 * Tracks high priority intent filters for protected actions. During boot, certain 678 * filter actions are protected and should never be allowed to have a high priority 679 * intent filter for them. However, there is one, and only one exception -- the 680 * setup wizard. It must be able to define a high priority intent filter for these 681 * actions to ensure there are no escapes from the wizard. We need to delay processing 682 * of these during boot as we need to look at all of the system packages in order 683 * to know which component is the setup wizard. 684 */ 685 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 686 /** 687 * Whether or not processing protected filters should be deferred. 688 */ 689 private boolean mDeferProtectedFilters = true; 690 691 /** 692 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 693 */ 694 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 695 /** 696 * Whether or not system app permissions should be promoted from install to runtime. 697 */ 698 boolean mPromoteSystemApps; 699 700 @GuardedBy("mPackages") 701 final Settings mSettings; 702 703 /** 704 * Set of package names that are currently "frozen", which means active 705 * surgery is being done on the code/data for that package. The platform 706 * will refuse to launch frozen packages to avoid race conditions. 707 * 708 * @see PackageFreezer 709 */ 710 @GuardedBy("mPackages") 711 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 712 713 final ProtectedPackages mProtectedPackages; 714 715 boolean mFirstBoot; 716 717 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 718 719 // System configuration read by SystemConfig. 720 final int[] mGlobalGids; 721 final SparseArray<ArraySet<String>> mSystemPermissions; 722 @GuardedBy("mAvailableFeatures") 723 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 724 725 // If mac_permissions.xml was found for seinfo labeling. 726 boolean mFoundPolicyFile; 727 728 private final InstantAppRegistry mInstantAppRegistry; 729 730 @GuardedBy("mPackages") 731 int mChangedPackagesSequenceNumber; 732 /** 733 * List of changed [installed, removed or updated] packages. 734 * mapping from user id -> sequence number -> package name 735 */ 736 @GuardedBy("mPackages") 737 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 738 /** 739 * The sequence number of the last change to a package. 740 * mapping from user id -> package name -> sequence number 741 */ 742 @GuardedBy("mPackages") 743 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 744 745 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 746 @Override public boolean hasFeature(String feature) { 747 return PackageManagerService.this.hasSystemFeature(feature, 0); 748 } 749 }; 750 751 public static final class SharedLibraryEntry { 752 public final String path; 753 public final String apk; 754 public final SharedLibraryInfo info; 755 756 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 757 String declaringPackageName, int declaringPackageVersionCode) { 758 path = _path; 759 apk = _apk; 760 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 761 declaringPackageName, declaringPackageVersionCode), null); 762 } 763 } 764 765 // Currently known shared libraries. 766 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 767 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 768 new ArrayMap<>(); 769 770 // All available activities, for your resolving pleasure. 771 final ActivityIntentResolver mActivities = 772 new ActivityIntentResolver(); 773 774 // All available receivers, for your resolving pleasure. 775 final ActivityIntentResolver mReceivers = 776 new ActivityIntentResolver(); 777 778 // All available services, for your resolving pleasure. 779 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 780 781 // All available providers, for your resolving pleasure. 782 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 783 784 // Mapping from provider base names (first directory in content URI codePath) 785 // to the provider information. 786 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 787 new ArrayMap<String, PackageParser.Provider>(); 788 789 // Mapping from instrumentation class names to info about them. 790 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 791 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 792 793 // Mapping from permission names to info about them. 794 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 795 new ArrayMap<String, PackageParser.PermissionGroup>(); 796 797 // Packages whose data we have transfered into another package, thus 798 // should no longer exist. 799 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 800 801 // Broadcast actions that are only available to the system. 802 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 803 804 /** List of packages waiting for verification. */ 805 final SparseArray<PackageVerificationState> mPendingVerification 806 = new SparseArray<PackageVerificationState>(); 807 808 /** Set of packages associated with each app op permission. */ 809 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 810 811 final PackageInstallerService mInstallerService; 812 813 private final PackageDexOptimizer mPackageDexOptimizer; 814 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 815 // is used by other apps). 816 private final DexManager mDexManager; 817 818 private AtomicInteger mNextMoveId = new AtomicInteger(); 819 private final MoveCallbacks mMoveCallbacks; 820 821 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 822 823 // Cache of users who need badging. 824 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 825 826 /** Token for keys in mPendingVerification. */ 827 private int mPendingVerificationToken = 0; 828 829 volatile boolean mSystemReady; 830 volatile boolean mSafeMode; 831 volatile boolean mHasSystemUidErrors; 832 833 ApplicationInfo mAndroidApplication; 834 final ActivityInfo mResolveActivity = new ActivityInfo(); 835 final ResolveInfo mResolveInfo = new ResolveInfo(); 836 ComponentName mResolveComponentName; 837 PackageParser.Package mPlatformPackage; 838 ComponentName mCustomResolverComponentName; 839 840 boolean mResolverReplaced = false; 841 842 private final @Nullable ComponentName mIntentFilterVerifierComponent; 843 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 844 845 private int mIntentFilterVerificationToken = 0; 846 847 /** The service connection to the ephemeral resolver */ 848 final EphemeralResolverConnection mInstantAppResolverConnection; 849 /** Component used to show resolver settings for Instant Apps */ 850 final ComponentName mInstantAppResolverSettingsComponent; 851 852 /** Component used to install ephemeral applications */ 853 ComponentName mInstantAppInstallerComponent; 854 ActivityInfo mInstantAppInstallerActivity; 855 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 856 857 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 858 = new SparseArray<IntentFilterVerificationState>(); 859 860 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 861 862 // List of packages names to keep cached, even if they are uninstalled for all users 863 private List<String> mKeepUninstalledPackages; 864 865 private UserManagerInternal mUserManagerInternal; 866 867 private DeviceIdleController.LocalService mDeviceIdleController; 868 869 private File mCacheDir; 870 871 private ArraySet<String> mPrivappPermissionsViolations; 872 873 private Future<?> mPrepareAppDataFuture; 874 875 private static class IFVerificationParams { 876 PackageParser.Package pkg; 877 boolean replacing; 878 int userId; 879 int verifierUid; 880 881 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 882 int _userId, int _verifierUid) { 883 pkg = _pkg; 884 replacing = _replacing; 885 userId = _userId; 886 replacing = _replacing; 887 verifierUid = _verifierUid; 888 } 889 } 890 891 private interface IntentFilterVerifier<T extends IntentFilter> { 892 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 893 T filter, String packageName); 894 void startVerifications(int userId); 895 void receiveVerificationResponse(int verificationId); 896 } 897 898 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 899 private Context mContext; 900 private ComponentName mIntentFilterVerifierComponent; 901 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 902 903 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 904 mContext = context; 905 mIntentFilterVerifierComponent = verifierComponent; 906 } 907 908 private String getDefaultScheme() { 909 return IntentFilter.SCHEME_HTTPS; 910 } 911 912 @Override 913 public void startVerifications(int userId) { 914 // Launch verifications requests 915 int count = mCurrentIntentFilterVerifications.size(); 916 for (int n=0; n<count; n++) { 917 int verificationId = mCurrentIntentFilterVerifications.get(n); 918 final IntentFilterVerificationState ivs = 919 mIntentFilterVerificationStates.get(verificationId); 920 921 String packageName = ivs.getPackageName(); 922 923 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 924 final int filterCount = filters.size(); 925 ArraySet<String> domainsSet = new ArraySet<>(); 926 for (int m=0; m<filterCount; m++) { 927 PackageParser.ActivityIntentInfo filter = filters.get(m); 928 domainsSet.addAll(filter.getHostsList()); 929 } 930 synchronized (mPackages) { 931 if (mSettings.createIntentFilterVerificationIfNeededLPw( 932 packageName, domainsSet) != null) { 933 scheduleWriteSettingsLocked(); 934 } 935 } 936 sendVerificationRequest(userId, verificationId, ivs); 937 } 938 mCurrentIntentFilterVerifications.clear(); 939 } 940 941 private void sendVerificationRequest(int userId, int verificationId, 942 IntentFilterVerificationState ivs) { 943 944 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 945 verificationIntent.putExtra( 946 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 947 verificationId); 948 verificationIntent.putExtra( 949 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 950 getDefaultScheme()); 951 verificationIntent.putExtra( 952 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 953 ivs.getHostsString()); 954 verificationIntent.putExtra( 955 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 956 ivs.getPackageName()); 957 verificationIntent.setComponent(mIntentFilterVerifierComponent); 958 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 959 960 UserHandle user = new UserHandle(userId); 961 mContext.sendBroadcastAsUser(verificationIntent, user); 962 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 963 "Sending IntentFilter verification broadcast"); 964 } 965 966 public void receiveVerificationResponse(int verificationId) { 967 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 968 969 final boolean verified = ivs.isVerified(); 970 971 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 972 final int count = filters.size(); 973 if (DEBUG_DOMAIN_VERIFICATION) { 974 Slog.i(TAG, "Received verification response " + verificationId 975 + " for " + count + " filters, verified=" + verified); 976 } 977 for (int n=0; n<count; n++) { 978 PackageParser.ActivityIntentInfo filter = filters.get(n); 979 filter.setVerified(verified); 980 981 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 982 + " verified with result:" + verified + " and hosts:" 983 + ivs.getHostsString()); 984 } 985 986 mIntentFilterVerificationStates.remove(verificationId); 987 988 final String packageName = ivs.getPackageName(); 989 IntentFilterVerificationInfo ivi = null; 990 991 synchronized (mPackages) { 992 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 993 } 994 if (ivi == null) { 995 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 996 + verificationId + " packageName:" + packageName); 997 return; 998 } 999 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1000 "Updating IntentFilterVerificationInfo for package " + packageName 1001 +" verificationId:" + verificationId); 1002 1003 synchronized (mPackages) { 1004 if (verified) { 1005 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1006 } else { 1007 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1008 } 1009 scheduleWriteSettingsLocked(); 1010 1011 final int userId = ivs.getUserId(); 1012 if (userId != UserHandle.USER_ALL) { 1013 final int userStatus = 1014 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1015 1016 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1017 boolean needUpdate = false; 1018 1019 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1020 // already been set by the User thru the Disambiguation dialog 1021 switch (userStatus) { 1022 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1023 if (verified) { 1024 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1025 } else { 1026 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1027 } 1028 needUpdate = true; 1029 break; 1030 1031 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1032 if (verified) { 1033 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1034 needUpdate = true; 1035 } 1036 break; 1037 1038 default: 1039 // Nothing to do 1040 } 1041 1042 if (needUpdate) { 1043 mSettings.updateIntentFilterVerificationStatusLPw( 1044 packageName, updatedStatus, userId); 1045 scheduleWritePackageRestrictionsLocked(userId); 1046 } 1047 } 1048 } 1049 } 1050 1051 @Override 1052 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1053 ActivityIntentInfo filter, String packageName) { 1054 if (!hasValidDomains(filter)) { 1055 return false; 1056 } 1057 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1058 if (ivs == null) { 1059 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1060 packageName); 1061 } 1062 if (DEBUG_DOMAIN_VERIFICATION) { 1063 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1064 } 1065 ivs.addFilter(filter); 1066 return true; 1067 } 1068 1069 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1070 int userId, int verificationId, String packageName) { 1071 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1072 verifierUid, userId, packageName); 1073 ivs.setPendingState(); 1074 synchronized (mPackages) { 1075 mIntentFilterVerificationStates.append(verificationId, ivs); 1076 mCurrentIntentFilterVerifications.add(verificationId); 1077 } 1078 return ivs; 1079 } 1080 } 1081 1082 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1083 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1084 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1085 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1086 } 1087 1088 // Set of pending broadcasts for aggregating enable/disable of components. 1089 static class PendingPackageBroadcasts { 1090 // for each user id, a map of <package name -> components within that package> 1091 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1092 1093 public PendingPackageBroadcasts() { 1094 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1095 } 1096 1097 public ArrayList<String> get(int userId, String packageName) { 1098 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1099 return packages.get(packageName); 1100 } 1101 1102 public void put(int userId, String packageName, ArrayList<String> components) { 1103 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1104 packages.put(packageName, components); 1105 } 1106 1107 public void remove(int userId, String packageName) { 1108 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1109 if (packages != null) { 1110 packages.remove(packageName); 1111 } 1112 } 1113 1114 public void remove(int userId) { 1115 mUidMap.remove(userId); 1116 } 1117 1118 public int userIdCount() { 1119 return mUidMap.size(); 1120 } 1121 1122 public int userIdAt(int n) { 1123 return mUidMap.keyAt(n); 1124 } 1125 1126 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1127 return mUidMap.get(userId); 1128 } 1129 1130 public int size() { 1131 // total number of pending broadcast entries across all userIds 1132 int num = 0; 1133 for (int i = 0; i< mUidMap.size(); i++) { 1134 num += mUidMap.valueAt(i).size(); 1135 } 1136 return num; 1137 } 1138 1139 public void clear() { 1140 mUidMap.clear(); 1141 } 1142 1143 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1144 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1145 if (map == null) { 1146 map = new ArrayMap<String, ArrayList<String>>(); 1147 mUidMap.put(userId, map); 1148 } 1149 return map; 1150 } 1151 } 1152 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1153 1154 // Service Connection to remote media container service to copy 1155 // package uri's from external media onto secure containers 1156 // or internal storage. 1157 private IMediaContainerService mContainerService = null; 1158 1159 static final int SEND_PENDING_BROADCAST = 1; 1160 static final int MCS_BOUND = 3; 1161 static final int END_COPY = 4; 1162 static final int INIT_COPY = 5; 1163 static final int MCS_UNBIND = 6; 1164 static final int START_CLEANING_PACKAGE = 7; 1165 static final int FIND_INSTALL_LOC = 8; 1166 static final int POST_INSTALL = 9; 1167 static final int MCS_RECONNECT = 10; 1168 static final int MCS_GIVE_UP = 11; 1169 static final int UPDATED_MEDIA_STATUS = 12; 1170 static final int WRITE_SETTINGS = 13; 1171 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1172 static final int PACKAGE_VERIFIED = 15; 1173 static final int CHECK_PENDING_VERIFICATION = 16; 1174 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1175 static final int INTENT_FILTER_VERIFIED = 18; 1176 static final int WRITE_PACKAGE_LIST = 19; 1177 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1178 1179 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1180 1181 // Delay time in millisecs 1182 static final int BROADCAST_DELAY = 10 * 1000; 1183 1184 static UserManagerService sUserManager; 1185 1186 // Stores a list of users whose package restrictions file needs to be updated 1187 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1188 1189 final private DefaultContainerConnection mDefContainerConn = 1190 new DefaultContainerConnection(); 1191 class DefaultContainerConnection implements ServiceConnection { 1192 public void onServiceConnected(ComponentName name, IBinder service) { 1193 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1194 final IMediaContainerService imcs = IMediaContainerService.Stub 1195 .asInterface(Binder.allowBlocking(service)); 1196 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1197 } 1198 1199 public void onServiceDisconnected(ComponentName name) { 1200 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1201 } 1202 } 1203 1204 // Recordkeeping of restore-after-install operations that are currently in flight 1205 // between the Package Manager and the Backup Manager 1206 static class PostInstallData { 1207 public InstallArgs args; 1208 public PackageInstalledInfo res; 1209 1210 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1211 args = _a; 1212 res = _r; 1213 } 1214 } 1215 1216 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1217 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1218 1219 // XML tags for backup/restore of various bits of state 1220 private static final String TAG_PREFERRED_BACKUP = "pa"; 1221 private static final String TAG_DEFAULT_APPS = "da"; 1222 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1223 1224 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1225 private static final String TAG_ALL_GRANTS = "rt-grants"; 1226 private static final String TAG_GRANT = "grant"; 1227 private static final String ATTR_PACKAGE_NAME = "pkg"; 1228 1229 private static final String TAG_PERMISSION = "perm"; 1230 private static final String ATTR_PERMISSION_NAME = "name"; 1231 private static final String ATTR_IS_GRANTED = "g"; 1232 private static final String ATTR_USER_SET = "set"; 1233 private static final String ATTR_USER_FIXED = "fixed"; 1234 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1235 1236 // System/policy permission grants are not backed up 1237 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1238 FLAG_PERMISSION_POLICY_FIXED 1239 | FLAG_PERMISSION_SYSTEM_FIXED 1240 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1241 1242 // And we back up these user-adjusted states 1243 private static final int USER_RUNTIME_GRANT_MASK = 1244 FLAG_PERMISSION_USER_SET 1245 | FLAG_PERMISSION_USER_FIXED 1246 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1247 1248 final @Nullable String mRequiredVerifierPackage; 1249 final @NonNull String mRequiredInstallerPackage; 1250 final @NonNull String mRequiredUninstallerPackage; 1251 final @Nullable String mSetupWizardPackage; 1252 final @Nullable String mStorageManagerPackage; 1253 final @NonNull String mServicesSystemSharedLibraryPackageName; 1254 final @NonNull String mSharedSystemSharedLibraryPackageName; 1255 1256 final boolean mPermissionReviewRequired; 1257 1258 private final PackageUsage mPackageUsage = new PackageUsage(); 1259 private final CompilerStats mCompilerStats = new CompilerStats(); 1260 1261 class PackageHandler extends Handler { 1262 private boolean mBound = false; 1263 final ArrayList<HandlerParams> mPendingInstalls = 1264 new ArrayList<HandlerParams>(); 1265 1266 private boolean connectToService() { 1267 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1268 " DefaultContainerService"); 1269 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1270 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1271 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1272 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1273 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1274 mBound = true; 1275 return true; 1276 } 1277 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1278 return false; 1279 } 1280 1281 private void disconnectService() { 1282 mContainerService = null; 1283 mBound = false; 1284 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1285 mContext.unbindService(mDefContainerConn); 1286 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1287 } 1288 1289 PackageHandler(Looper looper) { 1290 super(looper); 1291 } 1292 1293 public void handleMessage(Message msg) { 1294 try { 1295 doHandleMessage(msg); 1296 } finally { 1297 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1298 } 1299 } 1300 1301 void doHandleMessage(Message msg) { 1302 switch (msg.what) { 1303 case INIT_COPY: { 1304 HandlerParams params = (HandlerParams) msg.obj; 1305 int idx = mPendingInstalls.size(); 1306 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1307 // If a bind was already initiated we dont really 1308 // need to do anything. The pending install 1309 // will be processed later on. 1310 if (!mBound) { 1311 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1312 System.identityHashCode(mHandler)); 1313 // If this is the only one pending we might 1314 // have to bind to the service again. 1315 if (!connectToService()) { 1316 Slog.e(TAG, "Failed to bind to media container service"); 1317 params.serviceError(); 1318 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1319 System.identityHashCode(mHandler)); 1320 if (params.traceMethod != null) { 1321 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1322 params.traceCookie); 1323 } 1324 return; 1325 } else { 1326 // Once we bind to the service, the first 1327 // pending request will be processed. 1328 mPendingInstalls.add(idx, params); 1329 } 1330 } else { 1331 mPendingInstalls.add(idx, params); 1332 // Already bound to the service. Just make 1333 // sure we trigger off processing the first request. 1334 if (idx == 0) { 1335 mHandler.sendEmptyMessage(MCS_BOUND); 1336 } 1337 } 1338 break; 1339 } 1340 case MCS_BOUND: { 1341 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1342 if (msg.obj != null) { 1343 mContainerService = (IMediaContainerService) msg.obj; 1344 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1345 System.identityHashCode(mHandler)); 1346 } 1347 if (mContainerService == null) { 1348 if (!mBound) { 1349 // Something seriously wrong since we are not bound and we are not 1350 // waiting for connection. Bail out. 1351 Slog.e(TAG, "Cannot bind to media container service"); 1352 for (HandlerParams params : mPendingInstalls) { 1353 // Indicate service bind error 1354 params.serviceError(); 1355 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1356 System.identityHashCode(params)); 1357 if (params.traceMethod != null) { 1358 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1359 params.traceMethod, params.traceCookie); 1360 } 1361 return; 1362 } 1363 mPendingInstalls.clear(); 1364 } else { 1365 Slog.w(TAG, "Waiting to connect to media container service"); 1366 } 1367 } else if (mPendingInstalls.size() > 0) { 1368 HandlerParams params = mPendingInstalls.get(0); 1369 if (params != null) { 1370 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1371 System.identityHashCode(params)); 1372 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1373 if (params.startCopy()) { 1374 // We are done... look for more work or to 1375 // go idle. 1376 if (DEBUG_SD_INSTALL) Log.i(TAG, 1377 "Checking for more work or unbind..."); 1378 // Delete pending install 1379 if (mPendingInstalls.size() > 0) { 1380 mPendingInstalls.remove(0); 1381 } 1382 if (mPendingInstalls.size() == 0) { 1383 if (mBound) { 1384 if (DEBUG_SD_INSTALL) Log.i(TAG, 1385 "Posting delayed MCS_UNBIND"); 1386 removeMessages(MCS_UNBIND); 1387 Message ubmsg = obtainMessage(MCS_UNBIND); 1388 // Unbind after a little delay, to avoid 1389 // continual thrashing. 1390 sendMessageDelayed(ubmsg, 10000); 1391 } 1392 } else { 1393 // There are more pending requests in queue. 1394 // Just post MCS_BOUND message to trigger processing 1395 // of next pending install. 1396 if (DEBUG_SD_INSTALL) Log.i(TAG, 1397 "Posting MCS_BOUND for next work"); 1398 mHandler.sendEmptyMessage(MCS_BOUND); 1399 } 1400 } 1401 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1402 } 1403 } else { 1404 // Should never happen ideally. 1405 Slog.w(TAG, "Empty queue"); 1406 } 1407 break; 1408 } 1409 case MCS_RECONNECT: { 1410 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1411 if (mPendingInstalls.size() > 0) { 1412 if (mBound) { 1413 disconnectService(); 1414 } 1415 if (!connectToService()) { 1416 Slog.e(TAG, "Failed to bind to media container service"); 1417 for (HandlerParams params : mPendingInstalls) { 1418 // Indicate service bind error 1419 params.serviceError(); 1420 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1421 System.identityHashCode(params)); 1422 } 1423 mPendingInstalls.clear(); 1424 } 1425 } 1426 break; 1427 } 1428 case MCS_UNBIND: { 1429 // If there is no actual work left, then time to unbind. 1430 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1431 1432 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1433 if (mBound) { 1434 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1435 1436 disconnectService(); 1437 } 1438 } else if (mPendingInstalls.size() > 0) { 1439 // There are more pending requests in queue. 1440 // Just post MCS_BOUND message to trigger processing 1441 // of next pending install. 1442 mHandler.sendEmptyMessage(MCS_BOUND); 1443 } 1444 1445 break; 1446 } 1447 case MCS_GIVE_UP: { 1448 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1449 HandlerParams params = mPendingInstalls.remove(0); 1450 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1451 System.identityHashCode(params)); 1452 break; 1453 } 1454 case SEND_PENDING_BROADCAST: { 1455 String packages[]; 1456 ArrayList<String> components[]; 1457 int size = 0; 1458 int uids[]; 1459 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1460 synchronized (mPackages) { 1461 if (mPendingBroadcasts == null) { 1462 return; 1463 } 1464 size = mPendingBroadcasts.size(); 1465 if (size <= 0) { 1466 // Nothing to be done. Just return 1467 return; 1468 } 1469 packages = new String[size]; 1470 components = new ArrayList[size]; 1471 uids = new int[size]; 1472 int i = 0; // filling out the above arrays 1473 1474 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1475 int packageUserId = mPendingBroadcasts.userIdAt(n); 1476 Iterator<Map.Entry<String, ArrayList<String>>> it 1477 = mPendingBroadcasts.packagesForUserId(packageUserId) 1478 .entrySet().iterator(); 1479 while (it.hasNext() && i < size) { 1480 Map.Entry<String, ArrayList<String>> ent = it.next(); 1481 packages[i] = ent.getKey(); 1482 components[i] = ent.getValue(); 1483 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1484 uids[i] = (ps != null) 1485 ? UserHandle.getUid(packageUserId, ps.appId) 1486 : -1; 1487 i++; 1488 } 1489 } 1490 size = i; 1491 mPendingBroadcasts.clear(); 1492 } 1493 // Send broadcasts 1494 for (int i = 0; i < size; i++) { 1495 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1496 } 1497 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1498 break; 1499 } 1500 case START_CLEANING_PACKAGE: { 1501 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1502 final String packageName = (String)msg.obj; 1503 final int userId = msg.arg1; 1504 final boolean andCode = msg.arg2 != 0; 1505 synchronized (mPackages) { 1506 if (userId == UserHandle.USER_ALL) { 1507 int[] users = sUserManager.getUserIds(); 1508 for (int user : users) { 1509 mSettings.addPackageToCleanLPw( 1510 new PackageCleanItem(user, packageName, andCode)); 1511 } 1512 } else { 1513 mSettings.addPackageToCleanLPw( 1514 new PackageCleanItem(userId, packageName, andCode)); 1515 } 1516 } 1517 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1518 startCleaningPackages(); 1519 } break; 1520 case POST_INSTALL: { 1521 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1522 1523 PostInstallData data = mRunningInstalls.get(msg.arg1); 1524 final boolean didRestore = (msg.arg2 != 0); 1525 mRunningInstalls.delete(msg.arg1); 1526 1527 if (data != null) { 1528 InstallArgs args = data.args; 1529 PackageInstalledInfo parentRes = data.res; 1530 1531 final boolean grantPermissions = (args.installFlags 1532 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1533 final boolean killApp = (args.installFlags 1534 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1535 final String[] grantedPermissions = args.installGrantPermissions; 1536 1537 // Handle the parent package 1538 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1539 grantedPermissions, didRestore, args.installerPackageName, 1540 args.observer); 1541 1542 // Handle the child packages 1543 final int childCount = (parentRes.addedChildPackages != null) 1544 ? parentRes.addedChildPackages.size() : 0; 1545 for (int i = 0; i < childCount; i++) { 1546 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1547 handlePackagePostInstall(childRes, grantPermissions, killApp, 1548 grantedPermissions, false, args.installerPackageName, 1549 args.observer); 1550 } 1551 1552 // Log tracing if needed 1553 if (args.traceMethod != null) { 1554 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1555 args.traceCookie); 1556 } 1557 } else { 1558 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1559 } 1560 1561 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1562 } break; 1563 case UPDATED_MEDIA_STATUS: { 1564 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1565 boolean reportStatus = msg.arg1 == 1; 1566 boolean doGc = msg.arg2 == 1; 1567 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1568 if (doGc) { 1569 // Force a gc to clear up stale containers. 1570 Runtime.getRuntime().gc(); 1571 } 1572 if (msg.obj != null) { 1573 @SuppressWarnings("unchecked") 1574 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1575 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1576 // Unload containers 1577 unloadAllContainers(args); 1578 } 1579 if (reportStatus) { 1580 try { 1581 if (DEBUG_SD_INSTALL) Log.i(TAG, 1582 "Invoking StorageManagerService call back"); 1583 PackageHelper.getStorageManager().finishMediaUpdate(); 1584 } catch (RemoteException e) { 1585 Log.e(TAG, "StorageManagerService not running?"); 1586 } 1587 } 1588 } break; 1589 case WRITE_SETTINGS: { 1590 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1591 synchronized (mPackages) { 1592 removeMessages(WRITE_SETTINGS); 1593 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1594 mSettings.writeLPr(); 1595 mDirtyUsers.clear(); 1596 } 1597 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1598 } break; 1599 case WRITE_PACKAGE_RESTRICTIONS: { 1600 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1601 synchronized (mPackages) { 1602 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1603 for (int userId : mDirtyUsers) { 1604 mSettings.writePackageRestrictionsLPr(userId); 1605 } 1606 mDirtyUsers.clear(); 1607 } 1608 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1609 } break; 1610 case WRITE_PACKAGE_LIST: { 1611 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1612 synchronized (mPackages) { 1613 removeMessages(WRITE_PACKAGE_LIST); 1614 mSettings.writePackageListLPr(msg.arg1); 1615 } 1616 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1617 } break; 1618 case CHECK_PENDING_VERIFICATION: { 1619 final int verificationId = msg.arg1; 1620 final PackageVerificationState state = mPendingVerification.get(verificationId); 1621 1622 if ((state != null) && !state.timeoutExtended()) { 1623 final InstallArgs args = state.getInstallArgs(); 1624 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1625 1626 Slog.i(TAG, "Verification timed out for " + originUri); 1627 mPendingVerification.remove(verificationId); 1628 1629 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1630 1631 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1632 Slog.i(TAG, "Continuing with installation of " + originUri); 1633 state.setVerifierResponse(Binder.getCallingUid(), 1634 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1635 broadcastPackageVerified(verificationId, originUri, 1636 PackageManager.VERIFICATION_ALLOW, 1637 state.getInstallArgs().getUser()); 1638 try { 1639 ret = args.copyApk(mContainerService, true); 1640 } catch (RemoteException e) { 1641 Slog.e(TAG, "Could not contact the ContainerService"); 1642 } 1643 } else { 1644 broadcastPackageVerified(verificationId, originUri, 1645 PackageManager.VERIFICATION_REJECT, 1646 state.getInstallArgs().getUser()); 1647 } 1648 1649 Trace.asyncTraceEnd( 1650 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1651 1652 processPendingInstall(args, ret); 1653 mHandler.sendEmptyMessage(MCS_UNBIND); 1654 } 1655 break; 1656 } 1657 case PACKAGE_VERIFIED: { 1658 final int verificationId = msg.arg1; 1659 1660 final PackageVerificationState state = mPendingVerification.get(verificationId); 1661 if (state == null) { 1662 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1663 break; 1664 } 1665 1666 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1667 1668 state.setVerifierResponse(response.callerUid, response.code); 1669 1670 if (state.isVerificationComplete()) { 1671 mPendingVerification.remove(verificationId); 1672 1673 final InstallArgs args = state.getInstallArgs(); 1674 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1675 1676 int ret; 1677 if (state.isInstallAllowed()) { 1678 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1679 broadcastPackageVerified(verificationId, originUri, 1680 response.code, state.getInstallArgs().getUser()); 1681 try { 1682 ret = args.copyApk(mContainerService, true); 1683 } catch (RemoteException e) { 1684 Slog.e(TAG, "Could not contact the ContainerService"); 1685 } 1686 } else { 1687 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1688 } 1689 1690 Trace.asyncTraceEnd( 1691 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1692 1693 processPendingInstall(args, ret); 1694 mHandler.sendEmptyMessage(MCS_UNBIND); 1695 } 1696 1697 break; 1698 } 1699 case START_INTENT_FILTER_VERIFICATIONS: { 1700 IFVerificationParams params = (IFVerificationParams) msg.obj; 1701 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1702 params.replacing, params.pkg); 1703 break; 1704 } 1705 case INTENT_FILTER_VERIFIED: { 1706 final int verificationId = msg.arg1; 1707 1708 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1709 verificationId); 1710 if (state == null) { 1711 Slog.w(TAG, "Invalid IntentFilter verification token " 1712 + verificationId + " received"); 1713 break; 1714 } 1715 1716 final int userId = state.getUserId(); 1717 1718 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1719 "Processing IntentFilter verification with token:" 1720 + verificationId + " and userId:" + userId); 1721 1722 final IntentFilterVerificationResponse response = 1723 (IntentFilterVerificationResponse) msg.obj; 1724 1725 state.setVerifierResponse(response.callerUid, response.code); 1726 1727 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1728 "IntentFilter verification with token:" + verificationId 1729 + " and userId:" + userId 1730 + " is settings verifier response with response code:" 1731 + response.code); 1732 1733 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1734 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1735 + response.getFailedDomainsString()); 1736 } 1737 1738 if (state.isVerificationComplete()) { 1739 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1740 } else { 1741 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1742 "IntentFilter verification with token:" + verificationId 1743 + " was not said to be complete"); 1744 } 1745 1746 break; 1747 } 1748 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1749 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1750 mInstantAppResolverConnection, 1751 (InstantAppRequest) msg.obj, 1752 mInstantAppInstallerActivity, 1753 mHandler); 1754 } 1755 } 1756 } 1757 } 1758 1759 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1760 boolean killApp, String[] grantedPermissions, 1761 boolean launchedForRestore, String installerPackage, 1762 IPackageInstallObserver2 installObserver) { 1763 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1764 // Send the removed broadcasts 1765 if (res.removedInfo != null) { 1766 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1767 } 1768 1769 // Now that we successfully installed the package, grant runtime 1770 // permissions if requested before broadcasting the install. Also 1771 // for legacy apps in permission review mode we clear the permission 1772 // review flag which is used to emulate runtime permissions for 1773 // legacy apps. 1774 if (grantPermissions) { 1775 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1776 } 1777 1778 final boolean update = res.removedInfo != null 1779 && res.removedInfo.removedPackage != null; 1780 1781 // If this is the first time we have child packages for a disabled privileged 1782 // app that had no children, we grant requested runtime permissions to the new 1783 // children if the parent on the system image had them already granted. 1784 if (res.pkg.parentPackage != null) { 1785 synchronized (mPackages) { 1786 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1787 } 1788 } 1789 1790 synchronized (mPackages) { 1791 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1792 } 1793 1794 final String packageName = res.pkg.applicationInfo.packageName; 1795 1796 // Determine the set of users who are adding this package for 1797 // the first time vs. those who are seeing an update. 1798 int[] firstUsers = EMPTY_INT_ARRAY; 1799 int[] updateUsers = EMPTY_INT_ARRAY; 1800 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1801 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1802 for (int newUser : res.newUsers) { 1803 if (ps.getInstantApp(newUser)) { 1804 continue; 1805 } 1806 if (allNewUsers) { 1807 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1808 continue; 1809 } 1810 boolean isNew = true; 1811 for (int origUser : res.origUsers) { 1812 if (origUser == newUser) { 1813 isNew = false; 1814 break; 1815 } 1816 } 1817 if (isNew) { 1818 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1819 } else { 1820 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1821 } 1822 } 1823 1824 // Send installed broadcasts if the package is not a static shared lib. 1825 if (res.pkg.staticSharedLibName == null) { 1826 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1827 1828 // Send added for users that see the package for the first time 1829 // sendPackageAddedForNewUsers also deals with system apps 1830 int appId = UserHandle.getAppId(res.uid); 1831 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1832 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1833 1834 // Send added for users that don't see the package for the first time 1835 Bundle extras = new Bundle(1); 1836 extras.putInt(Intent.EXTRA_UID, res.uid); 1837 if (update) { 1838 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1839 } 1840 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1841 extras, 0 /*flags*/, null /*targetPackage*/, 1842 null /*finishedReceiver*/, updateUsers); 1843 1844 // Send replaced for users that don't see the package for the first time 1845 if (update) { 1846 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1847 packageName, extras, 0 /*flags*/, 1848 null /*targetPackage*/, null /*finishedReceiver*/, 1849 updateUsers); 1850 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1851 null /*package*/, null /*extras*/, 0 /*flags*/, 1852 packageName /*targetPackage*/, 1853 null /*finishedReceiver*/, updateUsers); 1854 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1855 // First-install and we did a restore, so we're responsible for the 1856 // first-launch broadcast. 1857 if (DEBUG_BACKUP) { 1858 Slog.i(TAG, "Post-restore of " + packageName 1859 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1860 } 1861 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1862 } 1863 1864 // Send broadcast package appeared if forward locked/external for all users 1865 // treat asec-hosted packages like removable media on upgrade 1866 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1867 if (DEBUG_INSTALL) { 1868 Slog.i(TAG, "upgrading pkg " + res.pkg 1869 + " is ASEC-hosted -> AVAILABLE"); 1870 } 1871 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1872 ArrayList<String> pkgList = new ArrayList<>(1); 1873 pkgList.add(packageName); 1874 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1875 } 1876 } 1877 1878 // Work that needs to happen on first install within each user 1879 if (firstUsers != null && firstUsers.length > 0) { 1880 synchronized (mPackages) { 1881 for (int userId : firstUsers) { 1882 // If this app is a browser and it's newly-installed for some 1883 // users, clear any default-browser state in those users. The 1884 // app's nature doesn't depend on the user, so we can just check 1885 // its browser nature in any user and generalize. 1886 if (packageIsBrowser(packageName, userId)) { 1887 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1888 } 1889 1890 // We may also need to apply pending (restored) runtime 1891 // permission grants within these users. 1892 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1893 } 1894 } 1895 } 1896 1897 // Log current value of "unknown sources" setting 1898 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1899 getUnknownSourcesSettings()); 1900 1901 // Force a gc to clear up things 1902 Runtime.getRuntime().gc(); 1903 1904 // Remove the replaced package's older resources safely now 1905 // We delete after a gc for applications on sdcard. 1906 if (res.removedInfo != null && res.removedInfo.args != null) { 1907 synchronized (mInstallLock) { 1908 res.removedInfo.args.doPostDeleteLI(true); 1909 } 1910 } 1911 1912 // Notify DexManager that the package was installed for new users. 1913 // The updated users should already be indexed and the package code paths 1914 // should not change. 1915 // Don't notify the manager for ephemeral apps as they are not expected to 1916 // survive long enough to benefit of background optimizations. 1917 for (int userId : firstUsers) { 1918 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1919 mDexManager.notifyPackageInstalled(info, userId); 1920 } 1921 } 1922 1923 // If someone is watching installs - notify them 1924 if (installObserver != null) { 1925 try { 1926 Bundle extras = extrasForInstallResult(res); 1927 installObserver.onPackageInstalled(res.name, res.returnCode, 1928 res.returnMsg, extras); 1929 } catch (RemoteException e) { 1930 Slog.i(TAG, "Observer no longer exists."); 1931 } 1932 } 1933 } 1934 1935 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1936 PackageParser.Package pkg) { 1937 if (pkg.parentPackage == null) { 1938 return; 1939 } 1940 if (pkg.requestedPermissions == null) { 1941 return; 1942 } 1943 final PackageSetting disabledSysParentPs = mSettings 1944 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1945 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1946 || !disabledSysParentPs.isPrivileged() 1947 || (disabledSysParentPs.childPackageNames != null 1948 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1949 return; 1950 } 1951 final int[] allUserIds = sUserManager.getUserIds(); 1952 final int permCount = pkg.requestedPermissions.size(); 1953 for (int i = 0; i < permCount; i++) { 1954 String permission = pkg.requestedPermissions.get(i); 1955 BasePermission bp = mSettings.mPermissions.get(permission); 1956 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1957 continue; 1958 } 1959 for (int userId : allUserIds) { 1960 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1961 permission, userId)) { 1962 grantRuntimePermission(pkg.packageName, permission, userId); 1963 } 1964 } 1965 } 1966 } 1967 1968 private StorageEventListener mStorageListener = new StorageEventListener() { 1969 @Override 1970 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1971 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1972 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1973 final String volumeUuid = vol.getFsUuid(); 1974 1975 // Clean up any users or apps that were removed or recreated 1976 // while this volume was missing 1977 sUserManager.reconcileUsers(volumeUuid); 1978 reconcileApps(volumeUuid); 1979 1980 // Clean up any install sessions that expired or were 1981 // cancelled while this volume was missing 1982 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1983 1984 loadPrivatePackages(vol); 1985 1986 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1987 unloadPrivatePackages(vol); 1988 } 1989 } 1990 1991 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1992 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1993 updateExternalMediaStatus(true, false); 1994 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1995 updateExternalMediaStatus(false, false); 1996 } 1997 } 1998 } 1999 2000 @Override 2001 public void onVolumeForgotten(String fsUuid) { 2002 if (TextUtils.isEmpty(fsUuid)) { 2003 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2004 return; 2005 } 2006 2007 // Remove any apps installed on the forgotten volume 2008 synchronized (mPackages) { 2009 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2010 for (PackageSetting ps : packages) { 2011 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2012 deletePackageVersioned(new VersionedPackage(ps.name, 2013 PackageManager.VERSION_CODE_HIGHEST), 2014 new LegacyPackageDeleteObserver(null).getBinder(), 2015 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2016 // Try very hard to release any references to this package 2017 // so we don't risk the system server being killed due to 2018 // open FDs 2019 AttributeCache.instance().removePackage(ps.name); 2020 } 2021 2022 mSettings.onVolumeForgotten(fsUuid); 2023 mSettings.writeLPr(); 2024 } 2025 } 2026 }; 2027 2028 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2029 String[] grantedPermissions) { 2030 for (int userId : userIds) { 2031 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2032 } 2033 } 2034 2035 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2036 String[] grantedPermissions) { 2037 SettingBase sb = (SettingBase) pkg.mExtras; 2038 if (sb == null) { 2039 return; 2040 } 2041 2042 PermissionsState permissionsState = sb.getPermissionsState(); 2043 2044 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2045 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2046 2047 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2048 >= Build.VERSION_CODES.M; 2049 2050 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2051 2052 for (String permission : pkg.requestedPermissions) { 2053 final BasePermission bp; 2054 synchronized (mPackages) { 2055 bp = mSettings.mPermissions.get(permission); 2056 } 2057 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2058 && (!instantApp || bp.isInstant()) 2059 && (grantedPermissions == null 2060 || ArrayUtils.contains(grantedPermissions, permission))) { 2061 final int flags = permissionsState.getPermissionFlags(permission, userId); 2062 if (supportsRuntimePermissions) { 2063 // Installer cannot change immutable permissions. 2064 if ((flags & immutableFlags) == 0) { 2065 grantRuntimePermission(pkg.packageName, permission, userId); 2066 } 2067 } else if (mPermissionReviewRequired) { 2068 // In permission review mode we clear the review flag when we 2069 // are asked to install the app with all permissions granted. 2070 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2071 updatePermissionFlags(permission, pkg.packageName, 2072 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2073 } 2074 } 2075 } 2076 } 2077 } 2078 2079 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2080 Bundle extras = null; 2081 switch (res.returnCode) { 2082 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2083 extras = new Bundle(); 2084 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2085 res.origPermission); 2086 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2087 res.origPackage); 2088 break; 2089 } 2090 case PackageManager.INSTALL_SUCCEEDED: { 2091 extras = new Bundle(); 2092 extras.putBoolean(Intent.EXTRA_REPLACING, 2093 res.removedInfo != null && res.removedInfo.removedPackage != null); 2094 break; 2095 } 2096 } 2097 return extras; 2098 } 2099 2100 void scheduleWriteSettingsLocked() { 2101 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2102 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2103 } 2104 } 2105 2106 void scheduleWritePackageListLocked(int userId) { 2107 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2108 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2109 msg.arg1 = userId; 2110 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2111 } 2112 } 2113 2114 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2115 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2116 scheduleWritePackageRestrictionsLocked(userId); 2117 } 2118 2119 void scheduleWritePackageRestrictionsLocked(int userId) { 2120 final int[] userIds = (userId == UserHandle.USER_ALL) 2121 ? sUserManager.getUserIds() : new int[]{userId}; 2122 for (int nextUserId : userIds) { 2123 if (!sUserManager.exists(nextUserId)) return; 2124 mDirtyUsers.add(nextUserId); 2125 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2126 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2127 } 2128 } 2129 } 2130 2131 public static PackageManagerService main(Context context, Installer installer, 2132 boolean factoryTest, boolean onlyCore) { 2133 // Self-check for initial settings. 2134 PackageManagerServiceCompilerMapping.checkProperties(); 2135 2136 PackageManagerService m = new PackageManagerService(context, installer, 2137 factoryTest, onlyCore); 2138 m.enableSystemUserPackages(); 2139 ServiceManager.addService("package", m); 2140 return m; 2141 } 2142 2143 private void enableSystemUserPackages() { 2144 if (!UserManager.isSplitSystemUser()) { 2145 return; 2146 } 2147 // For system user, enable apps based on the following conditions: 2148 // - app is whitelisted or belong to one of these groups: 2149 // -- system app which has no launcher icons 2150 // -- system app which has INTERACT_ACROSS_USERS permission 2151 // -- system IME app 2152 // - app is not in the blacklist 2153 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2154 Set<String> enableApps = new ArraySet<>(); 2155 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2156 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2157 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2158 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2159 enableApps.addAll(wlApps); 2160 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2161 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2162 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2163 enableApps.removeAll(blApps); 2164 Log.i(TAG, "Applications installed for system user: " + enableApps); 2165 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2166 UserHandle.SYSTEM); 2167 final int allAppsSize = allAps.size(); 2168 synchronized (mPackages) { 2169 for (int i = 0; i < allAppsSize; i++) { 2170 String pName = allAps.get(i); 2171 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2172 // Should not happen, but we shouldn't be failing if it does 2173 if (pkgSetting == null) { 2174 continue; 2175 } 2176 boolean install = enableApps.contains(pName); 2177 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2178 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2179 + " for system user"); 2180 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2181 } 2182 } 2183 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2184 } 2185 } 2186 2187 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2188 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2189 Context.DISPLAY_SERVICE); 2190 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2191 } 2192 2193 /** 2194 * Requests that files preopted on a secondary system partition be copied to the data partition 2195 * if possible. Note that the actual copying of the files is accomplished by init for security 2196 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2197 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2198 */ 2199 private static void requestCopyPreoptedFiles() { 2200 final int WAIT_TIME_MS = 100; 2201 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2202 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2203 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2204 // We will wait for up to 100 seconds. 2205 final long timeStart = SystemClock.uptimeMillis(); 2206 final long timeEnd = timeStart + 100 * 1000; 2207 long timeNow = timeStart; 2208 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2209 try { 2210 Thread.sleep(WAIT_TIME_MS); 2211 } catch (InterruptedException e) { 2212 // Do nothing 2213 } 2214 timeNow = SystemClock.uptimeMillis(); 2215 if (timeNow > timeEnd) { 2216 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2217 Slog.wtf(TAG, "cppreopt did not finish!"); 2218 break; 2219 } 2220 } 2221 2222 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2223 } 2224 } 2225 2226 public PackageManagerService(Context context, Installer installer, 2227 boolean factoryTest, boolean onlyCore) { 2228 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2229 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2230 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2231 SystemClock.uptimeMillis()); 2232 2233 if (mSdkVersion <= 0) { 2234 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2235 } 2236 2237 mContext = context; 2238 2239 mPermissionReviewRequired = context.getResources().getBoolean( 2240 R.bool.config_permissionReviewRequired); 2241 2242 mFactoryTest = factoryTest; 2243 mOnlyCore = onlyCore; 2244 mMetrics = new DisplayMetrics(); 2245 mSettings = new Settings(mPackages); 2246 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2247 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2248 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2249 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2250 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2251 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2252 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2253 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2254 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2255 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2256 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2257 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2258 2259 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2260 if (separateProcesses != null && separateProcesses.length() > 0) { 2261 if ("*".equals(separateProcesses)) { 2262 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2263 mSeparateProcesses = null; 2264 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2265 } else { 2266 mDefParseFlags = 0; 2267 mSeparateProcesses = separateProcesses.split(","); 2268 Slog.w(TAG, "Running with debug.separate_processes: " 2269 + separateProcesses); 2270 } 2271 } else { 2272 mDefParseFlags = 0; 2273 mSeparateProcesses = null; 2274 } 2275 2276 mInstaller = installer; 2277 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2278 "*dexopt*"); 2279 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2280 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2281 2282 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2283 FgThread.get().getLooper()); 2284 2285 getDefaultDisplayMetrics(context, mMetrics); 2286 2287 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2288 SystemConfig systemConfig = SystemConfig.getInstance(); 2289 mGlobalGids = systemConfig.getGlobalGids(); 2290 mSystemPermissions = systemConfig.getSystemPermissions(); 2291 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2292 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2293 2294 mProtectedPackages = new ProtectedPackages(mContext); 2295 2296 synchronized (mInstallLock) { 2297 // writer 2298 synchronized (mPackages) { 2299 mHandlerThread = new ServiceThread(TAG, 2300 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2301 mHandlerThread.start(); 2302 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2303 mProcessLoggingHandler = new ProcessLoggingHandler(); 2304 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2305 2306 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2307 mInstantAppRegistry = new InstantAppRegistry(this); 2308 2309 File dataDir = Environment.getDataDirectory(); 2310 mAppInstallDir = new File(dataDir, "app"); 2311 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2312 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2313 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2314 sUserManager = new UserManagerService(context, this, 2315 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2316 2317 // Propagate permission configuration in to package manager. 2318 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2319 = systemConfig.getPermissions(); 2320 for (int i=0; i<permConfig.size(); i++) { 2321 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2322 BasePermission bp = mSettings.mPermissions.get(perm.name); 2323 if (bp == null) { 2324 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2325 mSettings.mPermissions.put(perm.name, bp); 2326 } 2327 if (perm.gids != null) { 2328 bp.setGids(perm.gids, perm.perUser); 2329 } 2330 } 2331 2332 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2333 final int builtInLibCount = libConfig.size(); 2334 for (int i = 0; i < builtInLibCount; i++) { 2335 String name = libConfig.keyAt(i); 2336 String path = libConfig.valueAt(i); 2337 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2338 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2339 } 2340 2341 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2342 2343 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2344 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2345 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2346 2347 // Clean up orphaned packages for which the code path doesn't exist 2348 // and they are an update to a system app - caused by bug/32321269 2349 final int packageSettingCount = mSettings.mPackages.size(); 2350 for (int i = packageSettingCount - 1; i >= 0; i--) { 2351 PackageSetting ps = mSettings.mPackages.valueAt(i); 2352 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2353 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2354 mSettings.mPackages.removeAt(i); 2355 mSettings.enableSystemPackageLPw(ps.name); 2356 } 2357 } 2358 2359 if (mFirstBoot) { 2360 requestCopyPreoptedFiles(); 2361 } 2362 2363 String customResolverActivity = Resources.getSystem().getString( 2364 R.string.config_customResolverActivity); 2365 if (TextUtils.isEmpty(customResolverActivity)) { 2366 customResolverActivity = null; 2367 } else { 2368 mCustomResolverComponentName = ComponentName.unflattenFromString( 2369 customResolverActivity); 2370 } 2371 2372 long startTime = SystemClock.uptimeMillis(); 2373 2374 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2375 startTime); 2376 2377 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2378 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2379 2380 if (bootClassPath == null) { 2381 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2382 } 2383 2384 if (systemServerClassPath == null) { 2385 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2386 } 2387 2388 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2389 2390 final VersionInfo ver = mSettings.getInternalVersion(); 2391 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2392 if (mIsUpgrade) { 2393 logCriticalInfo(Log.INFO, 2394 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2395 } 2396 2397 // when upgrading from pre-M, promote system app permissions from install to runtime 2398 mPromoteSystemApps = 2399 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2400 2401 // When upgrading from pre-N, we need to handle package extraction like first boot, 2402 // as there is no profiling data available. 2403 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2404 2405 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2406 2407 // save off the names of pre-existing system packages prior to scanning; we don't 2408 // want to automatically grant runtime permissions for new system apps 2409 if (mPromoteSystemApps) { 2410 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2411 while (pkgSettingIter.hasNext()) { 2412 PackageSetting ps = pkgSettingIter.next(); 2413 if (isSystemApp(ps)) { 2414 mExistingSystemPackages.add(ps.name); 2415 } 2416 } 2417 } 2418 2419 mCacheDir = preparePackageParserCache(mIsUpgrade); 2420 2421 // Set flag to monitor and not change apk file paths when 2422 // scanning install directories. 2423 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2424 2425 if (mIsUpgrade || mFirstBoot) { 2426 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2427 } 2428 2429 // Collect vendor overlay packages. (Do this before scanning any apps.) 2430 // For security and version matching reason, only consider 2431 // overlay packages if they reside in the right directory. 2432 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2433 | PackageParser.PARSE_IS_SYSTEM 2434 | PackageParser.PARSE_IS_SYSTEM_DIR 2435 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2436 2437 // Find base frameworks (resource packages without code). 2438 scanDirTracedLI(frameworkDir, mDefParseFlags 2439 | PackageParser.PARSE_IS_SYSTEM 2440 | PackageParser.PARSE_IS_SYSTEM_DIR 2441 | PackageParser.PARSE_IS_PRIVILEGED, 2442 scanFlags | SCAN_NO_DEX, 0); 2443 2444 // Collected privileged system packages. 2445 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2446 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2447 | PackageParser.PARSE_IS_SYSTEM 2448 | PackageParser.PARSE_IS_SYSTEM_DIR 2449 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2450 2451 // Collect ordinary system packages. 2452 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2453 scanDirTracedLI(systemAppDir, mDefParseFlags 2454 | PackageParser.PARSE_IS_SYSTEM 2455 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2456 2457 // Collect all vendor packages. 2458 File vendorAppDir = new File("/vendor/app"); 2459 try { 2460 vendorAppDir = vendorAppDir.getCanonicalFile(); 2461 } catch (IOException e) { 2462 // failed to look up canonical path, continue with original one 2463 } 2464 scanDirTracedLI(vendorAppDir, mDefParseFlags 2465 | PackageParser.PARSE_IS_SYSTEM 2466 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2467 2468 // Collect all OEM packages. 2469 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2470 scanDirTracedLI(oemAppDir, mDefParseFlags 2471 | PackageParser.PARSE_IS_SYSTEM 2472 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2473 2474 // Prune any system packages that no longer exist. 2475 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2476 if (!mOnlyCore) { 2477 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2478 while (psit.hasNext()) { 2479 PackageSetting ps = psit.next(); 2480 2481 /* 2482 * If this is not a system app, it can't be a 2483 * disable system app. 2484 */ 2485 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2486 continue; 2487 } 2488 2489 /* 2490 * If the package is scanned, it's not erased. 2491 */ 2492 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2493 if (scannedPkg != null) { 2494 /* 2495 * If the system app is both scanned and in the 2496 * disabled packages list, then it must have been 2497 * added via OTA. Remove it from the currently 2498 * scanned package so the previously user-installed 2499 * application can be scanned. 2500 */ 2501 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2502 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2503 + ps.name + "; removing system app. Last known codePath=" 2504 + ps.codePathString + ", installStatus=" + ps.installStatus 2505 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2506 + scannedPkg.mVersionCode); 2507 removePackageLI(scannedPkg, true); 2508 mExpectingBetter.put(ps.name, ps.codePath); 2509 } 2510 2511 continue; 2512 } 2513 2514 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2515 psit.remove(); 2516 logCriticalInfo(Log.WARN, "System package " + ps.name 2517 + " no longer exists; it's data will be wiped"); 2518 // Actual deletion of code and data will be handled by later 2519 // reconciliation step 2520 } else { 2521 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2522 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2523 possiblyDeletedUpdatedSystemApps.add(ps.name); 2524 } 2525 } 2526 } 2527 } 2528 2529 //look for any incomplete package installations 2530 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2531 for (int i = 0; i < deletePkgsList.size(); i++) { 2532 // Actual deletion of code and data will be handled by later 2533 // reconciliation step 2534 final String packageName = deletePkgsList.get(i).name; 2535 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2536 synchronized (mPackages) { 2537 mSettings.removePackageLPw(packageName); 2538 } 2539 } 2540 2541 //delete tmp files 2542 deleteTempPackageFiles(); 2543 2544 // Remove any shared userIDs that have no associated packages 2545 mSettings.pruneSharedUsersLPw(); 2546 2547 if (!mOnlyCore) { 2548 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2549 SystemClock.uptimeMillis()); 2550 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2551 2552 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2553 | PackageParser.PARSE_FORWARD_LOCK, 2554 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2555 2556 /** 2557 * Remove disable package settings for any updated system 2558 * apps that were removed via an OTA. If they're not a 2559 * previously-updated app, remove them completely. 2560 * Otherwise, just revoke their system-level permissions. 2561 */ 2562 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2563 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2564 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2565 2566 String msg; 2567 if (deletedPkg == null) { 2568 msg = "Updated system package " + deletedAppName 2569 + " no longer exists; it's data will be wiped"; 2570 // Actual deletion of code and data will be handled by later 2571 // reconciliation step 2572 } else { 2573 msg = "Updated system app + " + deletedAppName 2574 + " no longer present; removing system privileges for " 2575 + deletedAppName; 2576 2577 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2578 2579 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2580 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2581 } 2582 logCriticalInfo(Log.WARN, msg); 2583 } 2584 2585 /** 2586 * Make sure all system apps that we expected to appear on 2587 * the userdata partition actually showed up. If they never 2588 * appeared, crawl back and revive the system version. 2589 */ 2590 for (int i = 0; i < mExpectingBetter.size(); i++) { 2591 final String packageName = mExpectingBetter.keyAt(i); 2592 if (!mPackages.containsKey(packageName)) { 2593 final File scanFile = mExpectingBetter.valueAt(i); 2594 2595 logCriticalInfo(Log.WARN, "Expected better " + packageName 2596 + " but never showed up; reverting to system"); 2597 2598 int reparseFlags = mDefParseFlags; 2599 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2600 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2601 | PackageParser.PARSE_IS_SYSTEM_DIR 2602 | PackageParser.PARSE_IS_PRIVILEGED; 2603 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2604 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2605 | PackageParser.PARSE_IS_SYSTEM_DIR; 2606 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2607 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2608 | PackageParser.PARSE_IS_SYSTEM_DIR; 2609 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2610 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2611 | PackageParser.PARSE_IS_SYSTEM_DIR; 2612 } else { 2613 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2614 continue; 2615 } 2616 2617 mSettings.enableSystemPackageLPw(packageName); 2618 2619 try { 2620 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2621 } catch (PackageManagerException e) { 2622 Slog.e(TAG, "Failed to parse original system package: " 2623 + e.getMessage()); 2624 } 2625 } 2626 } 2627 } 2628 mExpectingBetter.clear(); 2629 2630 // Resolve the storage manager. 2631 mStorageManagerPackage = getStorageManagerPackageName(); 2632 2633 // Resolve protected action filters. Only the setup wizard is allowed to 2634 // have a high priority filter for these actions. 2635 mSetupWizardPackage = getSetupWizardPackageName(); 2636 if (mProtectedFilters.size() > 0) { 2637 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2638 Slog.i(TAG, "No setup wizard;" 2639 + " All protected intents capped to priority 0"); 2640 } 2641 for (ActivityIntentInfo filter : mProtectedFilters) { 2642 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2643 if (DEBUG_FILTERS) { 2644 Slog.i(TAG, "Found setup wizard;" 2645 + " allow priority " + filter.getPriority() + ";" 2646 + " package: " + filter.activity.info.packageName 2647 + " activity: " + filter.activity.className 2648 + " priority: " + filter.getPriority()); 2649 } 2650 // skip setup wizard; allow it to keep the high priority filter 2651 continue; 2652 } 2653 Slog.w(TAG, "Protected action; cap priority to 0;" 2654 + " package: " + filter.activity.info.packageName 2655 + " activity: " + filter.activity.className 2656 + " origPrio: " + filter.getPriority()); 2657 filter.setPriority(0); 2658 } 2659 } 2660 mDeferProtectedFilters = false; 2661 mProtectedFilters.clear(); 2662 2663 // Now that we know all of the shared libraries, update all clients to have 2664 // the correct library paths. 2665 updateAllSharedLibrariesLPw(null); 2666 2667 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2668 // NOTE: We ignore potential failures here during a system scan (like 2669 // the rest of the commands above) because there's precious little we 2670 // can do about it. A settings error is reported, though. 2671 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2672 } 2673 2674 // Now that we know all the packages we are keeping, 2675 // read and update their last usage times. 2676 mPackageUsage.read(mPackages); 2677 mCompilerStats.read(); 2678 2679 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2680 SystemClock.uptimeMillis()); 2681 Slog.i(TAG, "Time to scan packages: " 2682 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2683 + " seconds"); 2684 2685 // If the platform SDK has changed since the last time we booted, 2686 // we need to re-grant app permission to catch any new ones that 2687 // appear. This is really a hack, and means that apps can in some 2688 // cases get permissions that the user didn't initially explicitly 2689 // allow... it would be nice to have some better way to handle 2690 // this situation. 2691 int updateFlags = UPDATE_PERMISSIONS_ALL; 2692 if (ver.sdkVersion != mSdkVersion) { 2693 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2694 + mSdkVersion + "; regranting permissions for internal storage"); 2695 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2696 } 2697 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2698 ver.sdkVersion = mSdkVersion; 2699 2700 // If this is the first boot or an update from pre-M, and it is a normal 2701 // boot, then we need to initialize the default preferred apps across 2702 // all defined users. 2703 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2704 for (UserInfo user : sUserManager.getUsers(true)) { 2705 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2706 applyFactoryDefaultBrowserLPw(user.id); 2707 primeDomainVerificationsLPw(user.id); 2708 } 2709 } 2710 2711 // Prepare storage for system user really early during boot, 2712 // since core system apps like SettingsProvider and SystemUI 2713 // can't wait for user to start 2714 final int storageFlags; 2715 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2716 storageFlags = StorageManager.FLAG_STORAGE_DE; 2717 } else { 2718 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2719 } 2720 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2721 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2722 true /* onlyCoreApps */); 2723 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2724 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "fixup"); 2725 try { 2726 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2727 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2728 } catch (InstallerException e) { 2729 Slog.w(TAG, "Trouble fixing GIDs", e); 2730 } 2731 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2732 2733 if (deferPackages == null || deferPackages.isEmpty()) { 2734 return; 2735 } 2736 int count = 0; 2737 for (String pkgName : deferPackages) { 2738 PackageParser.Package pkg = null; 2739 synchronized (mPackages) { 2740 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2741 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2742 pkg = ps.pkg; 2743 } 2744 } 2745 if (pkg != null) { 2746 synchronized (mInstallLock) { 2747 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2748 true /* maybeMigrateAppData */); 2749 } 2750 count++; 2751 } 2752 } 2753 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2754 }, "prepareAppData"); 2755 2756 // If this is first boot after an OTA, and a normal boot, then 2757 // we need to clear code cache directories. 2758 // Note that we do *not* clear the application profiles. These remain valid 2759 // across OTAs and are used to drive profile verification (post OTA) and 2760 // profile compilation (without waiting to collect a fresh set of profiles). 2761 if (mIsUpgrade && !onlyCore) { 2762 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2763 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2764 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2765 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2766 // No apps are running this early, so no need to freeze 2767 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2768 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2769 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2770 } 2771 } 2772 ver.fingerprint = Build.FINGERPRINT; 2773 } 2774 2775 checkDefaultBrowser(); 2776 2777 // clear only after permissions and other defaults have been updated 2778 mExistingSystemPackages.clear(); 2779 mPromoteSystemApps = false; 2780 2781 // All the changes are done during package scanning. 2782 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2783 2784 // can downgrade to reader 2785 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2786 mSettings.writeLPr(); 2787 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2788 2789 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2790 SystemClock.uptimeMillis()); 2791 2792 if (!mOnlyCore) { 2793 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2794 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2795 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2796 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2797 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2798 mIntentFilterVerifierComponent); 2799 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2800 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2801 SharedLibraryInfo.VERSION_UNDEFINED); 2802 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2803 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2804 SharedLibraryInfo.VERSION_UNDEFINED); 2805 } else { 2806 mRequiredVerifierPackage = null; 2807 mRequiredInstallerPackage = null; 2808 mRequiredUninstallerPackage = null; 2809 mIntentFilterVerifierComponent = null; 2810 mIntentFilterVerifier = null; 2811 mServicesSystemSharedLibraryPackageName = null; 2812 mSharedSystemSharedLibraryPackageName = null; 2813 } 2814 2815 mInstallerService = new PackageInstallerService(context, this); 2816 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2817 if (ephemeralResolverComponent != null) { 2818 if (DEBUG_EPHEMERAL) { 2819 Slog.d(TAG, "Set ephemeral resolver: " + ephemeralResolverComponent); 2820 } 2821 mInstantAppResolverConnection = 2822 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2823 mInstantAppResolverSettingsComponent = 2824 getEphemeralResolverSettingsLPr(ephemeralResolverComponent); 2825 } else { 2826 mInstantAppResolverConnection = null; 2827 mInstantAppResolverSettingsComponent = null; 2828 } 2829 updateInstantAppInstallerLocked(); 2830 2831 // Read and update the usage of dex files. 2832 // Do this at the end of PM init so that all the packages have their 2833 // data directory reconciled. 2834 // At this point we know the code paths of the packages, so we can validate 2835 // the disk file and build the internal cache. 2836 // The usage file is expected to be small so loading and verifying it 2837 // should take a fairly small time compare to the other activities (e.g. package 2838 // scanning). 2839 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2840 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2841 for (int userId : currentUserIds) { 2842 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2843 } 2844 mDexManager.load(userPackages); 2845 } // synchronized (mPackages) 2846 } // synchronized (mInstallLock) 2847 2848 // Now after opening every single application zip, make sure they 2849 // are all flushed. Not really needed, but keeps things nice and 2850 // tidy. 2851 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2852 Runtime.getRuntime().gc(); 2853 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2854 2855 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2856 FallbackCategoryProvider.loadFallbacks(); 2857 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2858 2859 // The initial scanning above does many calls into installd while 2860 // holding the mPackages lock, but we're mostly interested in yelling 2861 // once we have a booted system. 2862 mInstaller.setWarnIfHeld(mPackages); 2863 2864 // Expose private service for system components to use. 2865 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2866 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2867 } 2868 2869 private void updateInstantAppInstallerLocked() { 2870 final ComponentName oldInstantAppInstallerComponent = mInstantAppInstallerComponent; 2871 final ActivityInfo newInstantAppInstaller = getEphemeralInstallerLPr(); 2872 ComponentName newInstantAppInstallerComponent = newInstantAppInstaller == null 2873 ? null : newInstantAppInstaller.getComponentName(); 2874 2875 if (newInstantAppInstallerComponent != null 2876 && !newInstantAppInstallerComponent.equals(oldInstantAppInstallerComponent)) { 2877 if (DEBUG_EPHEMERAL) { 2878 Slog.d(TAG, "Set ephemeral installer: " + newInstantAppInstallerComponent); 2879 } 2880 setUpInstantAppInstallerActivityLP(newInstantAppInstaller); 2881 } else if (DEBUG_EPHEMERAL && newInstantAppInstallerComponent == null) { 2882 Slog.d(TAG, "Unset ephemeral installer; none available"); 2883 } 2884 mInstantAppInstallerComponent = newInstantAppInstallerComponent; 2885 } 2886 2887 private static File preparePackageParserCache(boolean isUpgrade) { 2888 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2889 return null; 2890 } 2891 2892 // Disable package parsing on eng builds to allow for faster incremental development. 2893 if ("eng".equals(Build.TYPE)) { 2894 return null; 2895 } 2896 2897 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2898 Slog.i(TAG, "Disabling package parser cache due to system property."); 2899 return null; 2900 } 2901 2902 // The base directory for the package parser cache lives under /data/system/. 2903 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2904 "package_cache"); 2905 if (cacheBaseDir == null) { 2906 return null; 2907 } 2908 2909 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2910 // This also serves to "GC" unused entries when the package cache version changes (which 2911 // can only happen during upgrades). 2912 if (isUpgrade) { 2913 FileUtils.deleteContents(cacheBaseDir); 2914 } 2915 2916 2917 // Return the versioned package cache directory. This is something like 2918 // "/data/system/package_cache/1" 2919 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2920 2921 // The following is a workaround to aid development on non-numbered userdebug 2922 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2923 // the system partition is newer. 2924 // 2925 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2926 // that starts with "eng." to signify that this is an engineering build and not 2927 // destined for release. 2928 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2929 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2930 2931 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2932 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2933 // in general and should not be used for production changes. In this specific case, 2934 // we know that they will work. 2935 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2936 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2937 FileUtils.deleteContents(cacheBaseDir); 2938 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2939 } 2940 } 2941 2942 return cacheDir; 2943 } 2944 2945 @Override 2946 public boolean isFirstBoot() { 2947 return mFirstBoot; 2948 } 2949 2950 @Override 2951 public boolean isOnlyCoreApps() { 2952 return mOnlyCore; 2953 } 2954 2955 @Override 2956 public boolean isUpgrade() { 2957 return mIsUpgrade; 2958 } 2959 2960 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2961 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2962 2963 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2964 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2965 UserHandle.USER_SYSTEM); 2966 if (matches.size() == 1) { 2967 return matches.get(0).getComponentInfo().packageName; 2968 } else if (matches.size() == 0) { 2969 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2970 return null; 2971 } 2972 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2973 } 2974 2975 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2976 synchronized (mPackages) { 2977 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2978 if (libraryEntry == null) { 2979 throw new IllegalStateException("Missing required shared library:" + name); 2980 } 2981 return libraryEntry.apk; 2982 } 2983 } 2984 2985 private @NonNull String getRequiredInstallerLPr() { 2986 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2987 intent.addCategory(Intent.CATEGORY_DEFAULT); 2988 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2989 2990 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2991 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2992 UserHandle.USER_SYSTEM); 2993 if (matches.size() == 1) { 2994 ResolveInfo resolveInfo = matches.get(0); 2995 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2996 throw new RuntimeException("The installer must be a privileged app"); 2997 } 2998 return matches.get(0).getComponentInfo().packageName; 2999 } else { 3000 throw new RuntimeException("There must be exactly one installer; found " + matches); 3001 } 3002 } 3003 3004 private @NonNull String getRequiredUninstallerLPr() { 3005 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3006 intent.addCategory(Intent.CATEGORY_DEFAULT); 3007 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3008 3009 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3010 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3011 UserHandle.USER_SYSTEM); 3012 if (resolveInfo == null || 3013 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3014 throw new RuntimeException("There must be exactly one uninstaller; found " 3015 + resolveInfo); 3016 } 3017 return resolveInfo.getComponentInfo().packageName; 3018 } 3019 3020 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3021 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3022 3023 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3024 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3025 UserHandle.USER_SYSTEM); 3026 ResolveInfo best = null; 3027 final int N = matches.size(); 3028 for (int i = 0; i < N; i++) { 3029 final ResolveInfo cur = matches.get(i); 3030 final String packageName = cur.getComponentInfo().packageName; 3031 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3032 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3033 continue; 3034 } 3035 3036 if (best == null || cur.priority > best.priority) { 3037 best = cur; 3038 } 3039 } 3040 3041 if (best != null) { 3042 return best.getComponentInfo().getComponentName(); 3043 } else { 3044 throw new RuntimeException("There must be at least one intent filter verifier"); 3045 } 3046 } 3047 3048 private @Nullable ComponentName getEphemeralResolverLPr() { 3049 final String[] packageArray = 3050 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3051 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3052 if (DEBUG_EPHEMERAL) { 3053 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3054 } 3055 return null; 3056 } 3057 3058 final int callingUid = Binder.getCallingUid(); 3059 final int resolveFlags = 3060 MATCH_DIRECT_BOOT_AWARE 3061 | MATCH_DIRECT_BOOT_UNAWARE 3062 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3063 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE); 3064 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3065 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3066 // temporarily look for the old action 3067 if (resolvers.size() == 0) { 3068 if (DEBUG_EPHEMERAL) { 3069 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3070 } 3071 resolverIntent.setAction(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3072 resolvers = queryIntentServicesInternal(resolverIntent, null, 3073 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3074 } 3075 final int N = resolvers.size(); 3076 if (N == 0) { 3077 if (DEBUG_EPHEMERAL) { 3078 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3079 } 3080 return null; 3081 } 3082 3083 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3084 for (int i = 0; i < N; i++) { 3085 final ResolveInfo info = resolvers.get(i); 3086 3087 if (info.serviceInfo == null) { 3088 continue; 3089 } 3090 3091 final String packageName = info.serviceInfo.packageName; 3092 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3093 if (DEBUG_EPHEMERAL) { 3094 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3095 + " pkg: " + packageName + ", info:" + info); 3096 } 3097 continue; 3098 } 3099 3100 if (DEBUG_EPHEMERAL) { 3101 Slog.v(TAG, "Ephemeral resolver found;" 3102 + " pkg: " + packageName + ", info:" + info); 3103 } 3104 return new ComponentName(packageName, info.serviceInfo.name); 3105 } 3106 if (DEBUG_EPHEMERAL) { 3107 Slog.v(TAG, "Ephemeral resolver NOT found"); 3108 } 3109 return null; 3110 } 3111 3112 private @Nullable ActivityInfo getEphemeralInstallerLPr() { 3113 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3114 intent.addCategory(Intent.CATEGORY_DEFAULT); 3115 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3116 3117 final int resolveFlags = 3118 MATCH_DIRECT_BOOT_AWARE 3119 | MATCH_DIRECT_BOOT_UNAWARE 3120 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3121 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3122 resolveFlags, UserHandle.USER_SYSTEM); 3123 // temporarily look for the old action 3124 if (matches.isEmpty()) { 3125 if (DEBUG_EPHEMERAL) { 3126 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3127 } 3128 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3129 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3130 resolveFlags, UserHandle.USER_SYSTEM); 3131 } 3132 Iterator<ResolveInfo> iter = matches.iterator(); 3133 while (iter.hasNext()) { 3134 final ResolveInfo rInfo = iter.next(); 3135 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3136 if (ps != null) { 3137 final PermissionsState permissionsState = ps.getPermissionsState(); 3138 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3139 continue; 3140 } 3141 } 3142 iter.remove(); 3143 } 3144 if (matches.size() == 0) { 3145 return null; 3146 } else if (matches.size() == 1) { 3147 return (ActivityInfo) matches.get(0).getComponentInfo(); 3148 } else { 3149 throw new RuntimeException( 3150 "There must be at most one ephemeral installer; found " + matches); 3151 } 3152 } 3153 3154 private @Nullable ComponentName getEphemeralResolverSettingsLPr( 3155 @NonNull ComponentName resolver) { 3156 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3157 .addCategory(Intent.CATEGORY_DEFAULT) 3158 .setPackage(resolver.getPackageName()); 3159 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3160 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3161 UserHandle.USER_SYSTEM); 3162 // temporarily look for the old action 3163 if (matches.isEmpty()) { 3164 if (DEBUG_EPHEMERAL) { 3165 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3166 } 3167 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3168 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3169 UserHandle.USER_SYSTEM); 3170 } 3171 if (matches.isEmpty()) { 3172 return null; 3173 } 3174 return matches.get(0).getComponentInfo().getComponentName(); 3175 } 3176 3177 private void primeDomainVerificationsLPw(int userId) { 3178 if (DEBUG_DOMAIN_VERIFICATION) { 3179 Slog.d(TAG, "Priming domain verifications in user " + userId); 3180 } 3181 3182 SystemConfig systemConfig = SystemConfig.getInstance(); 3183 ArraySet<String> packages = systemConfig.getLinkedApps(); 3184 3185 for (String packageName : packages) { 3186 PackageParser.Package pkg = mPackages.get(packageName); 3187 if (pkg != null) { 3188 if (!pkg.isSystemApp()) { 3189 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3190 continue; 3191 } 3192 3193 ArraySet<String> domains = null; 3194 for (PackageParser.Activity a : pkg.activities) { 3195 for (ActivityIntentInfo filter : a.intents) { 3196 if (hasValidDomains(filter)) { 3197 if (domains == null) { 3198 domains = new ArraySet<String>(); 3199 } 3200 domains.addAll(filter.getHostsList()); 3201 } 3202 } 3203 } 3204 3205 if (domains != null && domains.size() > 0) { 3206 if (DEBUG_DOMAIN_VERIFICATION) { 3207 Slog.v(TAG, " + " + packageName); 3208 } 3209 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3210 // state w.r.t. the formal app-linkage "no verification attempted" state; 3211 // and then 'always' in the per-user state actually used for intent resolution. 3212 final IntentFilterVerificationInfo ivi; 3213 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3214 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3215 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3216 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3217 } else { 3218 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3219 + "' does not handle web links"); 3220 } 3221 } else { 3222 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3223 } 3224 } 3225 3226 scheduleWritePackageRestrictionsLocked(userId); 3227 scheduleWriteSettingsLocked(); 3228 } 3229 3230 private void applyFactoryDefaultBrowserLPw(int userId) { 3231 // The default browser app's package name is stored in a string resource, 3232 // with a product-specific overlay used for vendor customization. 3233 String browserPkg = mContext.getResources().getString( 3234 com.android.internal.R.string.default_browser); 3235 if (!TextUtils.isEmpty(browserPkg)) { 3236 // non-empty string => required to be a known package 3237 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3238 if (ps == null) { 3239 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3240 browserPkg = null; 3241 } else { 3242 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3243 } 3244 } 3245 3246 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3247 // default. If there's more than one, just leave everything alone. 3248 if (browserPkg == null) { 3249 calculateDefaultBrowserLPw(userId); 3250 } 3251 } 3252 3253 private void calculateDefaultBrowserLPw(int userId) { 3254 List<String> allBrowsers = resolveAllBrowserApps(userId); 3255 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3256 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3257 } 3258 3259 private List<String> resolveAllBrowserApps(int userId) { 3260 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3261 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3262 PackageManager.MATCH_ALL, userId); 3263 3264 final int count = list.size(); 3265 List<String> result = new ArrayList<String>(count); 3266 for (int i=0; i<count; i++) { 3267 ResolveInfo info = list.get(i); 3268 if (info.activityInfo == null 3269 || !info.handleAllWebDataURI 3270 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3271 || result.contains(info.activityInfo.packageName)) { 3272 continue; 3273 } 3274 result.add(info.activityInfo.packageName); 3275 } 3276 3277 return result; 3278 } 3279 3280 private boolean packageIsBrowser(String packageName, int userId) { 3281 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3282 PackageManager.MATCH_ALL, userId); 3283 final int N = list.size(); 3284 for (int i = 0; i < N; i++) { 3285 ResolveInfo info = list.get(i); 3286 if (packageName.equals(info.activityInfo.packageName)) { 3287 return true; 3288 } 3289 } 3290 return false; 3291 } 3292 3293 private void checkDefaultBrowser() { 3294 final int myUserId = UserHandle.myUserId(); 3295 final String packageName = getDefaultBrowserPackageName(myUserId); 3296 if (packageName != null) { 3297 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3298 if (info == null) { 3299 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3300 synchronized (mPackages) { 3301 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3302 } 3303 } 3304 } 3305 } 3306 3307 @Override 3308 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3309 throws RemoteException { 3310 try { 3311 return super.onTransact(code, data, reply, flags); 3312 } catch (RuntimeException e) { 3313 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3314 Slog.wtf(TAG, "Package Manager Crash", e); 3315 } 3316 throw e; 3317 } 3318 } 3319 3320 static int[] appendInts(int[] cur, int[] add) { 3321 if (add == null) return cur; 3322 if (cur == null) return add; 3323 final int N = add.length; 3324 for (int i=0; i<N; i++) { 3325 cur = appendInt(cur, add[i]); 3326 } 3327 return cur; 3328 } 3329 3330 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3331 if (!sUserManager.exists(userId)) return null; 3332 if (ps == null) { 3333 return null; 3334 } 3335 final PackageParser.Package p = ps.pkg; 3336 if (p == null) { 3337 return null; 3338 } 3339 // Filter out ephemeral app metadata: 3340 // * The system/shell/root can see metadata for any app 3341 // * An installed app can see metadata for 1) other installed apps 3342 // and 2) ephemeral apps that have explicitly interacted with it 3343 // * Ephemeral apps can only see their own data and exposed installed apps 3344 // * Holding a signature permission allows seeing instant apps 3345 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3346 if (callingAppId != Process.SYSTEM_UID 3347 && callingAppId != Process.SHELL_UID 3348 && callingAppId != Process.ROOT_UID 3349 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3350 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3351 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3352 if (instantAppPackageName != null) { 3353 // ephemeral apps can only get information on themselves or 3354 // installed apps that are exposed. 3355 if (!instantAppPackageName.equals(p.packageName) 3356 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3357 return null; 3358 } 3359 } else { 3360 if (ps.getInstantApp(userId)) { 3361 // only get access to the ephemeral app if we've been granted access 3362 if (!mInstantAppRegistry.isInstantAccessGranted( 3363 userId, callingAppId, ps.appId)) { 3364 return null; 3365 } 3366 } 3367 } 3368 } 3369 3370 final PermissionsState permissionsState = ps.getPermissionsState(); 3371 3372 // Compute GIDs only if requested 3373 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3374 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3375 // Compute granted permissions only if package has requested permissions 3376 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3377 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3378 final PackageUserState state = ps.readUserState(userId); 3379 3380 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3381 && ps.isSystem()) { 3382 flags |= MATCH_ANY_USER; 3383 } 3384 3385 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3386 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3387 3388 if (packageInfo == null) { 3389 return null; 3390 } 3391 3392 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3393 3394 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3395 resolveExternalPackageNameLPr(p); 3396 3397 return packageInfo; 3398 } 3399 3400 @Override 3401 public void checkPackageStartable(String packageName, int userId) { 3402 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3403 3404 synchronized (mPackages) { 3405 final PackageSetting ps = mSettings.mPackages.get(packageName); 3406 if (ps == null) { 3407 throw new SecurityException("Package " + packageName + " was not found!"); 3408 } 3409 3410 if (!ps.getInstalled(userId)) { 3411 throw new SecurityException( 3412 "Package " + packageName + " was not installed for user " + userId + "!"); 3413 } 3414 3415 if (mSafeMode && !ps.isSystem()) { 3416 throw new SecurityException("Package " + packageName + " not a system app!"); 3417 } 3418 3419 if (mFrozenPackages.contains(packageName)) { 3420 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3421 } 3422 3423 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3424 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3425 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3426 } 3427 } 3428 } 3429 3430 @Override 3431 public boolean isPackageAvailable(String packageName, int userId) { 3432 if (!sUserManager.exists(userId)) return false; 3433 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3434 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3435 synchronized (mPackages) { 3436 PackageParser.Package p = mPackages.get(packageName); 3437 if (p != null) { 3438 final PackageSetting ps = (PackageSetting) p.mExtras; 3439 if (ps != null) { 3440 final PackageUserState state = ps.readUserState(userId); 3441 if (state != null) { 3442 return PackageParser.isAvailable(state); 3443 } 3444 } 3445 } 3446 } 3447 return false; 3448 } 3449 3450 @Override 3451 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3452 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3453 flags, userId); 3454 } 3455 3456 @Override 3457 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3458 int flags, int userId) { 3459 return getPackageInfoInternal(versionedPackage.getPackageName(), 3460 // TODO: We will change version code to long, so in the new API it is long 3461 (int) versionedPackage.getVersionCode(), flags, userId); 3462 } 3463 3464 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3465 int flags, int userId) { 3466 if (!sUserManager.exists(userId)) return null; 3467 flags = updateFlagsForPackage(flags, userId, packageName); 3468 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3469 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3470 3471 // reader 3472 synchronized (mPackages) { 3473 // Normalize package name to handle renamed packages and static libs 3474 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3475 3476 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3477 if (matchFactoryOnly) { 3478 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3479 if (ps != null) { 3480 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3481 return null; 3482 } 3483 return generatePackageInfo(ps, flags, userId); 3484 } 3485 } 3486 3487 PackageParser.Package p = mPackages.get(packageName); 3488 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3489 return null; 3490 } 3491 if (DEBUG_PACKAGE_INFO) 3492 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3493 if (p != null) { 3494 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3495 Binder.getCallingUid(), userId)) { 3496 return null; 3497 } 3498 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3499 } 3500 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3501 final PackageSetting ps = mSettings.mPackages.get(packageName); 3502 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3503 return null; 3504 } 3505 return generatePackageInfo(ps, flags, userId); 3506 } 3507 } 3508 return null; 3509 } 3510 3511 3512 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3513 // System/shell/root get to see all static libs 3514 final int appId = UserHandle.getAppId(uid); 3515 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3516 || appId == Process.ROOT_UID) { 3517 return false; 3518 } 3519 3520 // No package means no static lib as it is always on internal storage 3521 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3522 return false; 3523 } 3524 3525 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3526 ps.pkg.staticSharedLibVersion); 3527 if (libEntry == null) { 3528 return false; 3529 } 3530 3531 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3532 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3533 if (uidPackageNames == null) { 3534 return true; 3535 } 3536 3537 for (String uidPackageName : uidPackageNames) { 3538 if (ps.name.equals(uidPackageName)) { 3539 return false; 3540 } 3541 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3542 if (uidPs != null) { 3543 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3544 libEntry.info.getName()); 3545 if (index < 0) { 3546 continue; 3547 } 3548 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3549 return false; 3550 } 3551 } 3552 } 3553 return true; 3554 } 3555 3556 @Override 3557 public String[] currentToCanonicalPackageNames(String[] names) { 3558 String[] out = new String[names.length]; 3559 // reader 3560 synchronized (mPackages) { 3561 for (int i=names.length-1; i>=0; i--) { 3562 PackageSetting ps = mSettings.mPackages.get(names[i]); 3563 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3564 } 3565 } 3566 return out; 3567 } 3568 3569 @Override 3570 public String[] canonicalToCurrentPackageNames(String[] names) { 3571 String[] out = new String[names.length]; 3572 // reader 3573 synchronized (mPackages) { 3574 for (int i=names.length-1; i>=0; i--) { 3575 String cur = mSettings.getRenamedPackageLPr(names[i]); 3576 out[i] = cur != null ? cur : names[i]; 3577 } 3578 } 3579 return out; 3580 } 3581 3582 @Override 3583 public int getPackageUid(String packageName, int flags, int userId) { 3584 if (!sUserManager.exists(userId)) return -1; 3585 flags = updateFlagsForPackage(flags, userId, packageName); 3586 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3587 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3588 3589 // reader 3590 synchronized (mPackages) { 3591 final PackageParser.Package p = mPackages.get(packageName); 3592 if (p != null && p.isMatch(flags)) { 3593 return UserHandle.getUid(userId, p.applicationInfo.uid); 3594 } 3595 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3596 final PackageSetting ps = mSettings.mPackages.get(packageName); 3597 if (ps != null && ps.isMatch(flags)) { 3598 return UserHandle.getUid(userId, ps.appId); 3599 } 3600 } 3601 } 3602 3603 return -1; 3604 } 3605 3606 @Override 3607 public int[] getPackageGids(String packageName, int flags, int userId) { 3608 if (!sUserManager.exists(userId)) return null; 3609 flags = updateFlagsForPackage(flags, userId, packageName); 3610 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3611 false /* requireFullPermission */, false /* checkShell */, 3612 "getPackageGids"); 3613 3614 // reader 3615 synchronized (mPackages) { 3616 final PackageParser.Package p = mPackages.get(packageName); 3617 if (p != null && p.isMatch(flags)) { 3618 PackageSetting ps = (PackageSetting) p.mExtras; 3619 // TODO: Shouldn't this be checking for package installed state for userId and 3620 // return null? 3621 return ps.getPermissionsState().computeGids(userId); 3622 } 3623 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3624 final PackageSetting ps = mSettings.mPackages.get(packageName); 3625 if (ps != null && ps.isMatch(flags)) { 3626 return ps.getPermissionsState().computeGids(userId); 3627 } 3628 } 3629 } 3630 3631 return null; 3632 } 3633 3634 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3635 if (bp.perm != null) { 3636 return PackageParser.generatePermissionInfo(bp.perm, flags); 3637 } 3638 PermissionInfo pi = new PermissionInfo(); 3639 pi.name = bp.name; 3640 pi.packageName = bp.sourcePackage; 3641 pi.nonLocalizedLabel = bp.name; 3642 pi.protectionLevel = bp.protectionLevel; 3643 return pi; 3644 } 3645 3646 @Override 3647 public PermissionInfo getPermissionInfo(String name, int flags) { 3648 // reader 3649 synchronized (mPackages) { 3650 final BasePermission p = mSettings.mPermissions.get(name); 3651 if (p != null) { 3652 return generatePermissionInfo(p, flags); 3653 } 3654 return null; 3655 } 3656 } 3657 3658 @Override 3659 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3660 int flags) { 3661 // reader 3662 synchronized (mPackages) { 3663 if (group != null && !mPermissionGroups.containsKey(group)) { 3664 // This is thrown as NameNotFoundException 3665 return null; 3666 } 3667 3668 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3669 for (BasePermission p : mSettings.mPermissions.values()) { 3670 if (group == null) { 3671 if (p.perm == null || p.perm.info.group == null) { 3672 out.add(generatePermissionInfo(p, flags)); 3673 } 3674 } else { 3675 if (p.perm != null && group.equals(p.perm.info.group)) { 3676 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3677 } 3678 } 3679 } 3680 return new ParceledListSlice<>(out); 3681 } 3682 } 3683 3684 @Override 3685 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3686 // reader 3687 synchronized (mPackages) { 3688 return PackageParser.generatePermissionGroupInfo( 3689 mPermissionGroups.get(name), flags); 3690 } 3691 } 3692 3693 @Override 3694 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3695 // reader 3696 synchronized (mPackages) { 3697 final int N = mPermissionGroups.size(); 3698 ArrayList<PermissionGroupInfo> out 3699 = new ArrayList<PermissionGroupInfo>(N); 3700 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3701 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3702 } 3703 return new ParceledListSlice<>(out); 3704 } 3705 } 3706 3707 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3708 int uid, int userId) { 3709 if (!sUserManager.exists(userId)) return null; 3710 PackageSetting ps = mSettings.mPackages.get(packageName); 3711 if (ps != null) { 3712 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3713 return null; 3714 } 3715 if (ps.pkg == null) { 3716 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3717 if (pInfo != null) { 3718 return pInfo.applicationInfo; 3719 } 3720 return null; 3721 } 3722 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3723 ps.readUserState(userId), userId); 3724 if (ai != null) { 3725 rebaseEnabledOverlays(ai, userId); 3726 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3727 } 3728 return ai; 3729 } 3730 return null; 3731 } 3732 3733 @Override 3734 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3735 if (!sUserManager.exists(userId)) return null; 3736 flags = updateFlagsForApplication(flags, userId, packageName); 3737 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3738 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3739 3740 // writer 3741 synchronized (mPackages) { 3742 // Normalize package name to handle renamed packages and static libs 3743 packageName = resolveInternalPackageNameLPr(packageName, 3744 PackageManager.VERSION_CODE_HIGHEST); 3745 3746 PackageParser.Package p = mPackages.get(packageName); 3747 if (DEBUG_PACKAGE_INFO) Log.v( 3748 TAG, "getApplicationInfo " + packageName 3749 + ": " + p); 3750 if (p != null) { 3751 PackageSetting ps = mSettings.mPackages.get(packageName); 3752 if (ps == null) return null; 3753 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3754 return null; 3755 } 3756 // Note: isEnabledLP() does not apply here - always return info 3757 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3758 p, flags, ps.readUserState(userId), userId); 3759 if (ai != null) { 3760 rebaseEnabledOverlays(ai, userId); 3761 ai.packageName = resolveExternalPackageNameLPr(p); 3762 } 3763 return ai; 3764 } 3765 if ("android".equals(packageName)||"system".equals(packageName)) { 3766 return mAndroidApplication; 3767 } 3768 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3769 // Already generates the external package name 3770 return generateApplicationInfoFromSettingsLPw(packageName, 3771 Binder.getCallingUid(), flags, userId); 3772 } 3773 } 3774 return null; 3775 } 3776 3777 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3778 List<String> paths = new ArrayList<>(); 3779 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3780 mEnabledOverlayPaths.get(userId); 3781 if (userSpecificOverlays != null) { 3782 if (!"android".equals(ai.packageName)) { 3783 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3784 if (frameworkOverlays != null) { 3785 paths.addAll(frameworkOverlays); 3786 } 3787 } 3788 3789 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3790 if (appOverlays != null) { 3791 paths.addAll(appOverlays); 3792 } 3793 } 3794 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3795 } 3796 3797 private String normalizePackageNameLPr(String packageName) { 3798 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3799 return normalizedPackageName != null ? normalizedPackageName : packageName; 3800 } 3801 3802 @Override 3803 public void deletePreloadsFileCache() { 3804 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3805 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3806 } 3807 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3808 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3809 FileUtils.deleteContents(dir); 3810 } 3811 3812 @Override 3813 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3814 final IPackageDataObserver observer) { 3815 mContext.enforceCallingOrSelfPermission( 3816 android.Manifest.permission.CLEAR_APP_CACHE, null); 3817 mHandler.post(() -> { 3818 boolean success = false; 3819 try { 3820 freeStorage(volumeUuid, freeStorageSize, 0); 3821 success = true; 3822 } catch (IOException e) { 3823 Slog.w(TAG, e); 3824 } 3825 if (observer != null) { 3826 try { 3827 observer.onRemoveCompleted(null, success); 3828 } catch (RemoteException e) { 3829 Slog.w(TAG, e); 3830 } 3831 } 3832 }); 3833 } 3834 3835 @Override 3836 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3837 final IntentSender pi) { 3838 mContext.enforceCallingOrSelfPermission( 3839 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3840 mHandler.post(() -> { 3841 boolean success = false; 3842 try { 3843 freeStorage(volumeUuid, freeStorageSize, 0); 3844 success = true; 3845 } catch (IOException e) { 3846 Slog.w(TAG, e); 3847 } 3848 if (pi != null) { 3849 try { 3850 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3851 } catch (SendIntentException e) { 3852 Slog.w(TAG, e); 3853 } 3854 } 3855 }); 3856 } 3857 3858 /** 3859 * Blocking call to clear various types of cached data across the system 3860 * until the requested bytes are available. 3861 */ 3862 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3863 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3864 final File file = storage.findPathForUuid(volumeUuid); 3865 if (file.getUsableSpace() >= bytes) return; 3866 3867 if (ENABLE_FREE_CACHE_V2) { 3868 final boolean aggressive = (storageFlags 3869 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3870 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 3871 volumeUuid); 3872 3873 // 1. Pre-flight to determine if we have any chance to succeed 3874 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3875 if (internalVolume && (aggressive || SystemProperties 3876 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 3877 deletePreloadsFileCache(); 3878 if (file.getUsableSpace() >= bytes) return; 3879 } 3880 3881 // 3. Consider parsed APK data (aggressive only) 3882 if (internalVolume && aggressive) { 3883 FileUtils.deleteContents(mCacheDir); 3884 if (file.getUsableSpace() >= bytes) return; 3885 } 3886 3887 // 4. Consider cached app data (above quotas) 3888 try { 3889 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3890 } catch (InstallerException ignored) { 3891 } 3892 if (file.getUsableSpace() >= bytes) return; 3893 3894 // 5. Consider shared libraries with refcount=0 and age>2h 3895 // 6. Consider dexopt output (aggressive only) 3896 // 7. Consider ephemeral apps not used in last week 3897 3898 // 8. Consider cached app data (below quotas) 3899 try { 3900 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3901 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3902 } catch (InstallerException ignored) { 3903 } 3904 if (file.getUsableSpace() >= bytes) return; 3905 3906 // 9. Consider DropBox entries 3907 // 10. Consider ephemeral cookies 3908 3909 } else { 3910 try { 3911 mInstaller.freeCache(volumeUuid, bytes, 0); 3912 } catch (InstallerException ignored) { 3913 } 3914 if (file.getUsableSpace() >= bytes) return; 3915 } 3916 3917 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3918 } 3919 3920 /** 3921 * Update given flags based on encryption status of current user. 3922 */ 3923 private int updateFlags(int flags, int userId) { 3924 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3925 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3926 // Caller expressed an explicit opinion about what encryption 3927 // aware/unaware components they want to see, so fall through and 3928 // give them what they want 3929 } else { 3930 // Caller expressed no opinion, so match based on user state 3931 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3932 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3933 } else { 3934 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3935 } 3936 } 3937 return flags; 3938 } 3939 3940 private UserManagerInternal getUserManagerInternal() { 3941 if (mUserManagerInternal == null) { 3942 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3943 } 3944 return mUserManagerInternal; 3945 } 3946 3947 private DeviceIdleController.LocalService getDeviceIdleController() { 3948 if (mDeviceIdleController == null) { 3949 mDeviceIdleController = 3950 LocalServices.getService(DeviceIdleController.LocalService.class); 3951 } 3952 return mDeviceIdleController; 3953 } 3954 3955 /** 3956 * Update given flags when being used to request {@link PackageInfo}. 3957 */ 3958 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3959 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3960 boolean triaged = true; 3961 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3962 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3963 // Caller is asking for component details, so they'd better be 3964 // asking for specific encryption matching behavior, or be triaged 3965 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3966 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3967 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3968 triaged = false; 3969 } 3970 } 3971 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3972 | PackageManager.MATCH_SYSTEM_ONLY 3973 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3974 triaged = false; 3975 } 3976 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3977 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3978 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3979 + Debug.getCallers(5)); 3980 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3981 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3982 // If the caller wants all packages and has a restricted profile associated with it, 3983 // then match all users. This is to make sure that launchers that need to access work 3984 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3985 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3986 flags |= PackageManager.MATCH_ANY_USER; 3987 } 3988 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3989 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3990 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3991 } 3992 return updateFlags(flags, userId); 3993 } 3994 3995 /** 3996 * Update given flags when being used to request {@link ApplicationInfo}. 3997 */ 3998 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3999 return updateFlagsForPackage(flags, userId, cookie); 4000 } 4001 4002 /** 4003 * Update given flags when being used to request {@link ComponentInfo}. 4004 */ 4005 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4006 if (cookie instanceof Intent) { 4007 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4008 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4009 } 4010 } 4011 4012 boolean triaged = true; 4013 // Caller is asking for component details, so they'd better be 4014 // asking for specific encryption matching behavior, or be triaged 4015 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4016 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4017 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4018 triaged = false; 4019 } 4020 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4021 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4022 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4023 } 4024 4025 return updateFlags(flags, userId); 4026 } 4027 4028 /** 4029 * Update given intent when being used to request {@link ResolveInfo}. 4030 */ 4031 private Intent updateIntentForResolve(Intent intent) { 4032 if (intent.getSelector() != null) { 4033 intent = intent.getSelector(); 4034 } 4035 if (DEBUG_PREFERRED) { 4036 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4037 } 4038 return intent; 4039 } 4040 4041 /** 4042 * Update given flags when being used to request {@link ResolveInfo}. 4043 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4044 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4045 * flag set. However, this flag is only honoured in three circumstances: 4046 * <ul> 4047 * <li>when called from a system process</li> 4048 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4049 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4050 * action and a {@code android.intent.category.BROWSABLE} category</li> 4051 * </ul> 4052 */ 4053 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4054 boolean includeInstantApps) { 4055 // Safe mode means we shouldn't match any third-party components 4056 if (mSafeMode) { 4057 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4058 } 4059 if (getInstantAppPackageName(callingUid) != null) { 4060 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4061 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4062 flags |= PackageManager.MATCH_INSTANT; 4063 } else { 4064 // Otherwise, prevent leaking ephemeral components 4065 final boolean isSpecialProcess = 4066 callingUid == Process.SYSTEM_UID 4067 || callingUid == Process.SHELL_UID 4068 || callingUid == 0; 4069 final boolean allowMatchInstant = 4070 (includeInstantApps 4071 && Intent.ACTION_VIEW.equals(intent.getAction()) 4072 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4073 && hasWebURI(intent)) 4074 || isSpecialProcess 4075 || mContext.checkCallingOrSelfPermission( 4076 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4077 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4078 if (!allowMatchInstant) { 4079 flags &= ~PackageManager.MATCH_INSTANT; 4080 } 4081 } 4082 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4083 } 4084 4085 @Override 4086 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4087 if (!sUserManager.exists(userId)) return null; 4088 flags = updateFlagsForComponent(flags, userId, component); 4089 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4090 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4091 synchronized (mPackages) { 4092 PackageParser.Activity a = mActivities.mActivities.get(component); 4093 4094 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4095 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4096 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4097 if (ps == null) return null; 4098 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4099 userId); 4100 } 4101 if (mResolveComponentName.equals(component)) { 4102 return PackageParser.generateActivityInfo(mResolveActivity, flags, 4103 new PackageUserState(), userId); 4104 } 4105 } 4106 return null; 4107 } 4108 4109 @Override 4110 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4111 String resolvedType) { 4112 synchronized (mPackages) { 4113 if (component.equals(mResolveComponentName)) { 4114 // The resolver supports EVERYTHING! 4115 return true; 4116 } 4117 PackageParser.Activity a = mActivities.mActivities.get(component); 4118 if (a == null) { 4119 return false; 4120 } 4121 for (int i=0; i<a.intents.size(); i++) { 4122 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4123 intent.getData(), intent.getCategories(), TAG) >= 0) { 4124 return true; 4125 } 4126 } 4127 return false; 4128 } 4129 } 4130 4131 @Override 4132 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4133 if (!sUserManager.exists(userId)) return null; 4134 flags = updateFlagsForComponent(flags, userId, component); 4135 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4136 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4137 synchronized (mPackages) { 4138 PackageParser.Activity a = mReceivers.mActivities.get(component); 4139 if (DEBUG_PACKAGE_INFO) Log.v( 4140 TAG, "getReceiverInfo " + component + ": " + a); 4141 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4142 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4143 if (ps == null) return null; 4144 ActivityInfo ri = PackageParser.generateActivityInfo(a, flags, 4145 ps.readUserState(userId), userId); 4146 if (ri != null) { 4147 rebaseEnabledOverlays(ri.applicationInfo, userId); 4148 } 4149 return ri; 4150 } 4151 } 4152 return null; 4153 } 4154 4155 @Override 4156 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4157 if (!sUserManager.exists(userId)) return null; 4158 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4159 4160 flags = updateFlagsForPackage(flags, userId, null); 4161 4162 final boolean canSeeStaticLibraries = 4163 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4164 == PERMISSION_GRANTED 4165 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4166 == PERMISSION_GRANTED 4167 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4168 == PERMISSION_GRANTED 4169 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4170 == PERMISSION_GRANTED; 4171 4172 synchronized (mPackages) { 4173 List<SharedLibraryInfo> result = null; 4174 4175 final int libCount = mSharedLibraries.size(); 4176 for (int i = 0; i < libCount; i++) { 4177 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4178 if (versionedLib == null) { 4179 continue; 4180 } 4181 4182 final int versionCount = versionedLib.size(); 4183 for (int j = 0; j < versionCount; j++) { 4184 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4185 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4186 break; 4187 } 4188 final long identity = Binder.clearCallingIdentity(); 4189 try { 4190 // TODO: We will change version code to long, so in the new API it is long 4191 PackageInfo packageInfo = getPackageInfoVersioned( 4192 libInfo.getDeclaringPackage(), flags, userId); 4193 if (packageInfo == null) { 4194 continue; 4195 } 4196 } finally { 4197 Binder.restoreCallingIdentity(identity); 4198 } 4199 4200 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4201 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4202 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4203 4204 if (result == null) { 4205 result = new ArrayList<>(); 4206 } 4207 result.add(resLibInfo); 4208 } 4209 } 4210 4211 return result != null ? new ParceledListSlice<>(result) : null; 4212 } 4213 } 4214 4215 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4216 SharedLibraryInfo libInfo, int flags, int userId) { 4217 List<VersionedPackage> versionedPackages = null; 4218 final int packageCount = mSettings.mPackages.size(); 4219 for (int i = 0; i < packageCount; i++) { 4220 PackageSetting ps = mSettings.mPackages.valueAt(i); 4221 4222 if (ps == null) { 4223 continue; 4224 } 4225 4226 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4227 continue; 4228 } 4229 4230 final String libName = libInfo.getName(); 4231 if (libInfo.isStatic()) { 4232 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4233 if (libIdx < 0) { 4234 continue; 4235 } 4236 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4237 continue; 4238 } 4239 if (versionedPackages == null) { 4240 versionedPackages = new ArrayList<>(); 4241 } 4242 // If the dependent is a static shared lib, use the public package name 4243 String dependentPackageName = ps.name; 4244 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4245 dependentPackageName = ps.pkg.manifestPackageName; 4246 } 4247 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4248 } else if (ps.pkg != null) { 4249 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4250 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4251 if (versionedPackages == null) { 4252 versionedPackages = new ArrayList<>(); 4253 } 4254 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4255 } 4256 } 4257 } 4258 4259 return versionedPackages; 4260 } 4261 4262 @Override 4263 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4264 if (!sUserManager.exists(userId)) return null; 4265 flags = updateFlagsForComponent(flags, userId, component); 4266 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4267 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4268 synchronized (mPackages) { 4269 PackageParser.Service s = mServices.mServices.get(component); 4270 if (DEBUG_PACKAGE_INFO) Log.v( 4271 TAG, "getServiceInfo " + component + ": " + s); 4272 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4273 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4274 if (ps == null) return null; 4275 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4276 ps.readUserState(userId), userId); 4277 if (si != null) { 4278 rebaseEnabledOverlays(si.applicationInfo, userId); 4279 } 4280 return si; 4281 } 4282 } 4283 return null; 4284 } 4285 4286 @Override 4287 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4288 if (!sUserManager.exists(userId)) return null; 4289 flags = updateFlagsForComponent(flags, userId, component); 4290 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4291 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4292 synchronized (mPackages) { 4293 PackageParser.Provider p = mProviders.mProviders.get(component); 4294 if (DEBUG_PACKAGE_INFO) Log.v( 4295 TAG, "getProviderInfo " + component + ": " + p); 4296 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4297 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4298 if (ps == null) return null; 4299 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4300 ps.readUserState(userId), userId); 4301 if (pi != null) { 4302 rebaseEnabledOverlays(pi.applicationInfo, userId); 4303 } 4304 return pi; 4305 } 4306 } 4307 return null; 4308 } 4309 4310 @Override 4311 public String[] getSystemSharedLibraryNames() { 4312 synchronized (mPackages) { 4313 Set<String> libs = null; 4314 final int libCount = mSharedLibraries.size(); 4315 for (int i = 0; i < libCount; i++) { 4316 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4317 if (versionedLib == null) { 4318 continue; 4319 } 4320 final int versionCount = versionedLib.size(); 4321 for (int j = 0; j < versionCount; j++) { 4322 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4323 if (!libEntry.info.isStatic()) { 4324 if (libs == null) { 4325 libs = new ArraySet<>(); 4326 } 4327 libs.add(libEntry.info.getName()); 4328 break; 4329 } 4330 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4331 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4332 UserHandle.getUserId(Binder.getCallingUid()))) { 4333 if (libs == null) { 4334 libs = new ArraySet<>(); 4335 } 4336 libs.add(libEntry.info.getName()); 4337 break; 4338 } 4339 } 4340 } 4341 4342 if (libs != null) { 4343 String[] libsArray = new String[libs.size()]; 4344 libs.toArray(libsArray); 4345 return libsArray; 4346 } 4347 4348 return null; 4349 } 4350 } 4351 4352 @Override 4353 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4354 synchronized (mPackages) { 4355 return mServicesSystemSharedLibraryPackageName; 4356 } 4357 } 4358 4359 @Override 4360 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4361 synchronized (mPackages) { 4362 return mSharedSystemSharedLibraryPackageName; 4363 } 4364 } 4365 4366 private void updateSequenceNumberLP(String packageName, int[] userList) { 4367 for (int i = userList.length - 1; i >= 0; --i) { 4368 final int userId = userList[i]; 4369 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4370 if (changedPackages == null) { 4371 changedPackages = new SparseArray<>(); 4372 mChangedPackages.put(userId, changedPackages); 4373 } 4374 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4375 if (sequenceNumbers == null) { 4376 sequenceNumbers = new HashMap<>(); 4377 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4378 } 4379 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4380 if (sequenceNumber != null) { 4381 changedPackages.remove(sequenceNumber); 4382 } 4383 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4384 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4385 } 4386 mChangedPackagesSequenceNumber++; 4387 } 4388 4389 @Override 4390 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4391 synchronized (mPackages) { 4392 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4393 return null; 4394 } 4395 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4396 if (changedPackages == null) { 4397 return null; 4398 } 4399 final List<String> packageNames = 4400 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4401 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4402 final String packageName = changedPackages.get(i); 4403 if (packageName != null) { 4404 packageNames.add(packageName); 4405 } 4406 } 4407 return packageNames.isEmpty() 4408 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4409 } 4410 } 4411 4412 @Override 4413 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4414 ArrayList<FeatureInfo> res; 4415 synchronized (mAvailableFeatures) { 4416 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4417 res.addAll(mAvailableFeatures.values()); 4418 } 4419 final FeatureInfo fi = new FeatureInfo(); 4420 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4421 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4422 res.add(fi); 4423 4424 return new ParceledListSlice<>(res); 4425 } 4426 4427 @Override 4428 public boolean hasSystemFeature(String name, int version) { 4429 synchronized (mAvailableFeatures) { 4430 final FeatureInfo feat = mAvailableFeatures.get(name); 4431 if (feat == null) { 4432 return false; 4433 } else { 4434 return feat.version >= version; 4435 } 4436 } 4437 } 4438 4439 @Override 4440 public int checkPermission(String permName, String pkgName, int userId) { 4441 if (!sUserManager.exists(userId)) { 4442 return PackageManager.PERMISSION_DENIED; 4443 } 4444 4445 synchronized (mPackages) { 4446 final PackageParser.Package p = mPackages.get(pkgName); 4447 if (p != null && p.mExtras != null) { 4448 final PackageSetting ps = (PackageSetting) p.mExtras; 4449 final PermissionsState permissionsState = ps.getPermissionsState(); 4450 if (permissionsState.hasPermission(permName, userId)) { 4451 return PackageManager.PERMISSION_GRANTED; 4452 } 4453 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4454 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4455 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4456 return PackageManager.PERMISSION_GRANTED; 4457 } 4458 } 4459 } 4460 4461 return PackageManager.PERMISSION_DENIED; 4462 } 4463 4464 @Override 4465 public int checkUidPermission(String permName, int uid) { 4466 final int userId = UserHandle.getUserId(uid); 4467 4468 if (!sUserManager.exists(userId)) { 4469 return PackageManager.PERMISSION_DENIED; 4470 } 4471 4472 synchronized (mPackages) { 4473 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4474 if (obj != null) { 4475 final SettingBase ps = (SettingBase) obj; 4476 final PermissionsState permissionsState = ps.getPermissionsState(); 4477 if (permissionsState.hasPermission(permName, userId)) { 4478 return PackageManager.PERMISSION_GRANTED; 4479 } 4480 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4481 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4482 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4483 return PackageManager.PERMISSION_GRANTED; 4484 } 4485 } else { 4486 ArraySet<String> perms = mSystemPermissions.get(uid); 4487 if (perms != null) { 4488 if (perms.contains(permName)) { 4489 return PackageManager.PERMISSION_GRANTED; 4490 } 4491 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4492 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4493 return PackageManager.PERMISSION_GRANTED; 4494 } 4495 } 4496 } 4497 } 4498 4499 return PackageManager.PERMISSION_DENIED; 4500 } 4501 4502 @Override 4503 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4504 if (UserHandle.getCallingUserId() != userId) { 4505 mContext.enforceCallingPermission( 4506 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4507 "isPermissionRevokedByPolicy for user " + userId); 4508 } 4509 4510 if (checkPermission(permission, packageName, userId) 4511 == PackageManager.PERMISSION_GRANTED) { 4512 return false; 4513 } 4514 4515 final long identity = Binder.clearCallingIdentity(); 4516 try { 4517 final int flags = getPermissionFlags(permission, packageName, userId); 4518 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4519 } finally { 4520 Binder.restoreCallingIdentity(identity); 4521 } 4522 } 4523 4524 @Override 4525 public String getPermissionControllerPackageName() { 4526 synchronized (mPackages) { 4527 return mRequiredInstallerPackage; 4528 } 4529 } 4530 4531 /** 4532 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4533 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4534 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4535 * @param message the message to log on security exception 4536 */ 4537 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4538 boolean checkShell, String message) { 4539 if (userId < 0) { 4540 throw new IllegalArgumentException("Invalid userId " + userId); 4541 } 4542 if (checkShell) { 4543 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4544 } 4545 if (userId == UserHandle.getUserId(callingUid)) return; 4546 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4547 if (requireFullPermission) { 4548 mContext.enforceCallingOrSelfPermission( 4549 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4550 } else { 4551 try { 4552 mContext.enforceCallingOrSelfPermission( 4553 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4554 } catch (SecurityException se) { 4555 mContext.enforceCallingOrSelfPermission( 4556 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4557 } 4558 } 4559 } 4560 } 4561 4562 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4563 if (callingUid == Process.SHELL_UID) { 4564 if (userHandle >= 0 4565 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4566 throw new SecurityException("Shell does not have permission to access user " 4567 + userHandle); 4568 } else if (userHandle < 0) { 4569 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4570 + Debug.getCallers(3)); 4571 } 4572 } 4573 } 4574 4575 private BasePermission findPermissionTreeLP(String permName) { 4576 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4577 if (permName.startsWith(bp.name) && 4578 permName.length() > bp.name.length() && 4579 permName.charAt(bp.name.length()) == '.') { 4580 return bp; 4581 } 4582 } 4583 return null; 4584 } 4585 4586 private BasePermission checkPermissionTreeLP(String permName) { 4587 if (permName != null) { 4588 BasePermission bp = findPermissionTreeLP(permName); 4589 if (bp != null) { 4590 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4591 return bp; 4592 } 4593 throw new SecurityException("Calling uid " 4594 + Binder.getCallingUid() 4595 + " is not allowed to add to permission tree " 4596 + bp.name + " owned by uid " + bp.uid); 4597 } 4598 } 4599 throw new SecurityException("No permission tree found for " + permName); 4600 } 4601 4602 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4603 if (s1 == null) { 4604 return s2 == null; 4605 } 4606 if (s2 == null) { 4607 return false; 4608 } 4609 if (s1.getClass() != s2.getClass()) { 4610 return false; 4611 } 4612 return s1.equals(s2); 4613 } 4614 4615 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4616 if (pi1.icon != pi2.icon) return false; 4617 if (pi1.logo != pi2.logo) return false; 4618 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4619 if (!compareStrings(pi1.name, pi2.name)) return false; 4620 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4621 // We'll take care of setting this one. 4622 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4623 // These are not currently stored in settings. 4624 //if (!compareStrings(pi1.group, pi2.group)) return false; 4625 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4626 //if (pi1.labelRes != pi2.labelRes) return false; 4627 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4628 return true; 4629 } 4630 4631 int permissionInfoFootprint(PermissionInfo info) { 4632 int size = info.name.length(); 4633 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4634 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4635 return size; 4636 } 4637 4638 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4639 int size = 0; 4640 for (BasePermission perm : mSettings.mPermissions.values()) { 4641 if (perm.uid == tree.uid) { 4642 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4643 } 4644 } 4645 return size; 4646 } 4647 4648 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4649 // We calculate the max size of permissions defined by this uid and throw 4650 // if that plus the size of 'info' would exceed our stated maximum. 4651 if (tree.uid != Process.SYSTEM_UID) { 4652 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4653 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4654 throw new SecurityException("Permission tree size cap exceeded"); 4655 } 4656 } 4657 } 4658 4659 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4660 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4661 throw new SecurityException("Label must be specified in permission"); 4662 } 4663 BasePermission tree = checkPermissionTreeLP(info.name); 4664 BasePermission bp = mSettings.mPermissions.get(info.name); 4665 boolean added = bp == null; 4666 boolean changed = true; 4667 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4668 if (added) { 4669 enforcePermissionCapLocked(info, tree); 4670 bp = new BasePermission(info.name, tree.sourcePackage, 4671 BasePermission.TYPE_DYNAMIC); 4672 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4673 throw new SecurityException( 4674 "Not allowed to modify non-dynamic permission " 4675 + info.name); 4676 } else { 4677 if (bp.protectionLevel == fixedLevel 4678 && bp.perm.owner.equals(tree.perm.owner) 4679 && bp.uid == tree.uid 4680 && comparePermissionInfos(bp.perm.info, info)) { 4681 changed = false; 4682 } 4683 } 4684 bp.protectionLevel = fixedLevel; 4685 info = new PermissionInfo(info); 4686 info.protectionLevel = fixedLevel; 4687 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4688 bp.perm.info.packageName = tree.perm.info.packageName; 4689 bp.uid = tree.uid; 4690 if (added) { 4691 mSettings.mPermissions.put(info.name, bp); 4692 } 4693 if (changed) { 4694 if (!async) { 4695 mSettings.writeLPr(); 4696 } else { 4697 scheduleWriteSettingsLocked(); 4698 } 4699 } 4700 return added; 4701 } 4702 4703 @Override 4704 public boolean addPermission(PermissionInfo info) { 4705 synchronized (mPackages) { 4706 return addPermissionLocked(info, false); 4707 } 4708 } 4709 4710 @Override 4711 public boolean addPermissionAsync(PermissionInfo info) { 4712 synchronized (mPackages) { 4713 return addPermissionLocked(info, true); 4714 } 4715 } 4716 4717 @Override 4718 public void removePermission(String name) { 4719 synchronized (mPackages) { 4720 checkPermissionTreeLP(name); 4721 BasePermission bp = mSettings.mPermissions.get(name); 4722 if (bp != null) { 4723 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4724 throw new SecurityException( 4725 "Not allowed to modify non-dynamic permission " 4726 + name); 4727 } 4728 mSettings.mPermissions.remove(name); 4729 mSettings.writeLPr(); 4730 } 4731 } 4732 } 4733 4734 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4735 BasePermission bp) { 4736 int index = pkg.requestedPermissions.indexOf(bp.name); 4737 if (index == -1) { 4738 throw new SecurityException("Package " + pkg.packageName 4739 + " has not requested permission " + bp.name); 4740 } 4741 if (!bp.isRuntime() && !bp.isDevelopment()) { 4742 throw new SecurityException("Permission " + bp.name 4743 + " is not a changeable permission type"); 4744 } 4745 } 4746 4747 @Override 4748 public void grantRuntimePermission(String packageName, String name, final int userId) { 4749 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4750 } 4751 4752 private void grantRuntimePermission(String packageName, String name, final int userId, 4753 boolean overridePolicy) { 4754 if (!sUserManager.exists(userId)) { 4755 Log.e(TAG, "No such user:" + userId); 4756 return; 4757 } 4758 4759 mContext.enforceCallingOrSelfPermission( 4760 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4761 "grantRuntimePermission"); 4762 4763 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4764 true /* requireFullPermission */, true /* checkShell */, 4765 "grantRuntimePermission"); 4766 4767 final int uid; 4768 final SettingBase sb; 4769 4770 synchronized (mPackages) { 4771 final PackageParser.Package pkg = mPackages.get(packageName); 4772 if (pkg == null) { 4773 throw new IllegalArgumentException("Unknown package: " + packageName); 4774 } 4775 4776 final BasePermission bp = mSettings.mPermissions.get(name); 4777 if (bp == null) { 4778 throw new IllegalArgumentException("Unknown permission: " + name); 4779 } 4780 4781 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4782 4783 // If a permission review is required for legacy apps we represent 4784 // their permissions as always granted runtime ones since we need 4785 // to keep the review required permission flag per user while an 4786 // install permission's state is shared across all users. 4787 if (mPermissionReviewRequired 4788 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4789 && bp.isRuntime()) { 4790 return; 4791 } 4792 4793 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4794 sb = (SettingBase) pkg.mExtras; 4795 if (sb == null) { 4796 throw new IllegalArgumentException("Unknown package: " + packageName); 4797 } 4798 4799 final PermissionsState permissionsState = sb.getPermissionsState(); 4800 4801 final int flags = permissionsState.getPermissionFlags(name, userId); 4802 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4803 throw new SecurityException("Cannot grant system fixed permission " 4804 + name + " for package " + packageName); 4805 } 4806 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4807 throw new SecurityException("Cannot grant policy fixed permission " 4808 + name + " for package " + packageName); 4809 } 4810 4811 if (bp.isDevelopment()) { 4812 // Development permissions must be handled specially, since they are not 4813 // normal runtime permissions. For now they apply to all users. 4814 if (permissionsState.grantInstallPermission(bp) != 4815 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4816 scheduleWriteSettingsLocked(); 4817 } 4818 return; 4819 } 4820 4821 final PackageSetting ps = mSettings.mPackages.get(packageName); 4822 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4823 throw new SecurityException("Cannot grant non-ephemeral permission" 4824 + name + " for package " + packageName); 4825 } 4826 4827 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4828 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4829 return; 4830 } 4831 4832 final int result = permissionsState.grantRuntimePermission(bp, userId); 4833 switch (result) { 4834 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4835 return; 4836 } 4837 4838 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4839 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4840 mHandler.post(new Runnable() { 4841 @Override 4842 public void run() { 4843 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4844 } 4845 }); 4846 } 4847 break; 4848 } 4849 4850 if (bp.isRuntime()) { 4851 logPermissionGranted(mContext, name, packageName); 4852 } 4853 4854 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4855 4856 // Not critical if that is lost - app has to request again. 4857 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4858 } 4859 4860 // Only need to do this if user is initialized. Otherwise it's a new user 4861 // and there are no processes running as the user yet and there's no need 4862 // to make an expensive call to remount processes for the changed permissions. 4863 if (READ_EXTERNAL_STORAGE.equals(name) 4864 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4865 final long token = Binder.clearCallingIdentity(); 4866 try { 4867 if (sUserManager.isInitialized(userId)) { 4868 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4869 StorageManagerInternal.class); 4870 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4871 } 4872 } finally { 4873 Binder.restoreCallingIdentity(token); 4874 } 4875 } 4876 } 4877 4878 @Override 4879 public void revokeRuntimePermission(String packageName, String name, int userId) { 4880 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4881 } 4882 4883 private void revokeRuntimePermission(String packageName, String name, int userId, 4884 boolean overridePolicy) { 4885 if (!sUserManager.exists(userId)) { 4886 Log.e(TAG, "No such user:" + userId); 4887 return; 4888 } 4889 4890 mContext.enforceCallingOrSelfPermission( 4891 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4892 "revokeRuntimePermission"); 4893 4894 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4895 true /* requireFullPermission */, true /* checkShell */, 4896 "revokeRuntimePermission"); 4897 4898 final int appId; 4899 4900 synchronized (mPackages) { 4901 final PackageParser.Package pkg = mPackages.get(packageName); 4902 if (pkg == null) { 4903 throw new IllegalArgumentException("Unknown package: " + packageName); 4904 } 4905 4906 final BasePermission bp = mSettings.mPermissions.get(name); 4907 if (bp == null) { 4908 throw new IllegalArgumentException("Unknown permission: " + name); 4909 } 4910 4911 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4912 4913 // If a permission review is required for legacy apps we represent 4914 // their permissions as always granted runtime ones since we need 4915 // to keep the review required permission flag per user while an 4916 // install permission's state is shared across all users. 4917 if (mPermissionReviewRequired 4918 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4919 && bp.isRuntime()) { 4920 return; 4921 } 4922 4923 SettingBase sb = (SettingBase) pkg.mExtras; 4924 if (sb == null) { 4925 throw new IllegalArgumentException("Unknown package: " + packageName); 4926 } 4927 4928 final PermissionsState permissionsState = sb.getPermissionsState(); 4929 4930 final int flags = permissionsState.getPermissionFlags(name, userId); 4931 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4932 throw new SecurityException("Cannot revoke system fixed permission " 4933 + name + " for package " + packageName); 4934 } 4935 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4936 throw new SecurityException("Cannot revoke policy fixed permission " 4937 + name + " for package " + packageName); 4938 } 4939 4940 if (bp.isDevelopment()) { 4941 // Development permissions must be handled specially, since they are not 4942 // normal runtime permissions. For now they apply to all users. 4943 if (permissionsState.revokeInstallPermission(bp) != 4944 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4945 scheduleWriteSettingsLocked(); 4946 } 4947 return; 4948 } 4949 4950 if (permissionsState.revokeRuntimePermission(bp, userId) == 4951 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4952 return; 4953 } 4954 4955 if (bp.isRuntime()) { 4956 logPermissionRevoked(mContext, name, packageName); 4957 } 4958 4959 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4960 4961 // Critical, after this call app should never have the permission. 4962 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4963 4964 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4965 } 4966 4967 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4968 } 4969 4970 /** 4971 * Get the first event id for the permission. 4972 * 4973 * <p>There are four events for each permission: <ul> 4974 * <li>Request permission: first id + 0</li> 4975 * <li>Grant permission: first id + 1</li> 4976 * <li>Request for permission denied: first id + 2</li> 4977 * <li>Revoke permission: first id + 3</li> 4978 * </ul></p> 4979 * 4980 * @param name name of the permission 4981 * 4982 * @return The first event id for the permission 4983 */ 4984 private static int getBaseEventId(@NonNull String name) { 4985 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4986 4987 if (eventIdIndex == -1) { 4988 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4989 || "user".equals(Build.TYPE)) { 4990 Log.i(TAG, "Unknown permission " + name); 4991 4992 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4993 } else { 4994 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4995 // 4996 // Also update 4997 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4998 // - metrics_constants.proto 4999 throw new IllegalStateException("Unknown permission " + name); 5000 } 5001 } 5002 5003 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5004 } 5005 5006 /** 5007 * Log that a permission was revoked. 5008 * 5009 * @param context Context of the caller 5010 * @param name name of the permission 5011 * @param packageName package permission if for 5012 */ 5013 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5014 @NonNull String packageName) { 5015 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5016 } 5017 5018 /** 5019 * Log that a permission request was granted. 5020 * 5021 * @param context Context of the caller 5022 * @param name name of the permission 5023 * @param packageName package permission if for 5024 */ 5025 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5026 @NonNull String packageName) { 5027 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5028 } 5029 5030 @Override 5031 public void resetRuntimePermissions() { 5032 mContext.enforceCallingOrSelfPermission( 5033 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5034 "revokeRuntimePermission"); 5035 5036 int callingUid = Binder.getCallingUid(); 5037 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5038 mContext.enforceCallingOrSelfPermission( 5039 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5040 "resetRuntimePermissions"); 5041 } 5042 5043 synchronized (mPackages) { 5044 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5045 for (int userId : UserManagerService.getInstance().getUserIds()) { 5046 final int packageCount = mPackages.size(); 5047 for (int i = 0; i < packageCount; i++) { 5048 PackageParser.Package pkg = mPackages.valueAt(i); 5049 if (!(pkg.mExtras instanceof PackageSetting)) { 5050 continue; 5051 } 5052 PackageSetting ps = (PackageSetting) pkg.mExtras; 5053 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5054 } 5055 } 5056 } 5057 } 5058 5059 @Override 5060 public int getPermissionFlags(String name, String packageName, int userId) { 5061 if (!sUserManager.exists(userId)) { 5062 return 0; 5063 } 5064 5065 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5066 5067 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5068 true /* requireFullPermission */, false /* checkShell */, 5069 "getPermissionFlags"); 5070 5071 synchronized (mPackages) { 5072 final PackageParser.Package pkg = mPackages.get(packageName); 5073 if (pkg == null) { 5074 return 0; 5075 } 5076 5077 final BasePermission bp = mSettings.mPermissions.get(name); 5078 if (bp == null) { 5079 return 0; 5080 } 5081 5082 SettingBase sb = (SettingBase) pkg.mExtras; 5083 if (sb == null) { 5084 return 0; 5085 } 5086 5087 PermissionsState permissionsState = sb.getPermissionsState(); 5088 return permissionsState.getPermissionFlags(name, userId); 5089 } 5090 } 5091 5092 @Override 5093 public void updatePermissionFlags(String name, String packageName, int flagMask, 5094 int flagValues, int userId) { 5095 if (!sUserManager.exists(userId)) { 5096 return; 5097 } 5098 5099 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5100 5101 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5102 true /* requireFullPermission */, true /* checkShell */, 5103 "updatePermissionFlags"); 5104 5105 // Only the system can change these flags and nothing else. 5106 if (getCallingUid() != Process.SYSTEM_UID) { 5107 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5108 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5109 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5110 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5111 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5112 } 5113 5114 synchronized (mPackages) { 5115 final PackageParser.Package pkg = mPackages.get(packageName); 5116 if (pkg == null) { 5117 throw new IllegalArgumentException("Unknown package: " + packageName); 5118 } 5119 5120 final BasePermission bp = mSettings.mPermissions.get(name); 5121 if (bp == null) { 5122 throw new IllegalArgumentException("Unknown permission: " + name); 5123 } 5124 5125 SettingBase sb = (SettingBase) pkg.mExtras; 5126 if (sb == null) { 5127 throw new IllegalArgumentException("Unknown package: " + packageName); 5128 } 5129 5130 PermissionsState permissionsState = sb.getPermissionsState(); 5131 5132 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5133 5134 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5135 // Install and runtime permissions are stored in different places, 5136 // so figure out what permission changed and persist the change. 5137 if (permissionsState.getInstallPermissionState(name) != null) { 5138 scheduleWriteSettingsLocked(); 5139 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5140 || hadState) { 5141 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5142 } 5143 } 5144 } 5145 } 5146 5147 /** 5148 * Update the permission flags for all packages and runtime permissions of a user in order 5149 * to allow device or profile owner to remove POLICY_FIXED. 5150 */ 5151 @Override 5152 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5153 if (!sUserManager.exists(userId)) { 5154 return; 5155 } 5156 5157 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5158 5159 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5160 true /* requireFullPermission */, true /* checkShell */, 5161 "updatePermissionFlagsForAllApps"); 5162 5163 // Only the system can change system fixed flags. 5164 if (getCallingUid() != Process.SYSTEM_UID) { 5165 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5166 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5167 } 5168 5169 synchronized (mPackages) { 5170 boolean changed = false; 5171 final int packageCount = mPackages.size(); 5172 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5173 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5174 SettingBase sb = (SettingBase) pkg.mExtras; 5175 if (sb == null) { 5176 continue; 5177 } 5178 PermissionsState permissionsState = sb.getPermissionsState(); 5179 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5180 userId, flagMask, flagValues); 5181 } 5182 if (changed) { 5183 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5184 } 5185 } 5186 } 5187 5188 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5189 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5190 != PackageManager.PERMISSION_GRANTED 5191 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5192 != PackageManager.PERMISSION_GRANTED) { 5193 throw new SecurityException(message + " requires " 5194 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5195 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5196 } 5197 } 5198 5199 @Override 5200 public boolean shouldShowRequestPermissionRationale(String permissionName, 5201 String packageName, int userId) { 5202 if (UserHandle.getCallingUserId() != userId) { 5203 mContext.enforceCallingPermission( 5204 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5205 "canShowRequestPermissionRationale for user " + userId); 5206 } 5207 5208 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5209 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5210 return false; 5211 } 5212 5213 if (checkPermission(permissionName, packageName, userId) 5214 == PackageManager.PERMISSION_GRANTED) { 5215 return false; 5216 } 5217 5218 final int flags; 5219 5220 final long identity = Binder.clearCallingIdentity(); 5221 try { 5222 flags = getPermissionFlags(permissionName, 5223 packageName, userId); 5224 } finally { 5225 Binder.restoreCallingIdentity(identity); 5226 } 5227 5228 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5229 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5230 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5231 5232 if ((flags & fixedFlags) != 0) { 5233 return false; 5234 } 5235 5236 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5237 } 5238 5239 @Override 5240 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5241 mContext.enforceCallingOrSelfPermission( 5242 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5243 "addOnPermissionsChangeListener"); 5244 5245 synchronized (mPackages) { 5246 mOnPermissionChangeListeners.addListenerLocked(listener); 5247 } 5248 } 5249 5250 @Override 5251 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5252 synchronized (mPackages) { 5253 mOnPermissionChangeListeners.removeListenerLocked(listener); 5254 } 5255 } 5256 5257 @Override 5258 public boolean isProtectedBroadcast(String actionName) { 5259 synchronized (mPackages) { 5260 if (mProtectedBroadcasts.contains(actionName)) { 5261 return true; 5262 } else if (actionName != null) { 5263 // TODO: remove these terrible hacks 5264 if (actionName.startsWith("android.net.netmon.lingerExpired") 5265 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5266 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5267 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5268 return true; 5269 } 5270 } 5271 } 5272 return false; 5273 } 5274 5275 @Override 5276 public int checkSignatures(String pkg1, String pkg2) { 5277 synchronized (mPackages) { 5278 final PackageParser.Package p1 = mPackages.get(pkg1); 5279 final PackageParser.Package p2 = mPackages.get(pkg2); 5280 if (p1 == null || p1.mExtras == null 5281 || p2 == null || p2.mExtras == null) { 5282 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5283 } 5284 return compareSignatures(p1.mSignatures, p2.mSignatures); 5285 } 5286 } 5287 5288 @Override 5289 public int checkUidSignatures(int uid1, int uid2) { 5290 // Map to base uids. 5291 uid1 = UserHandle.getAppId(uid1); 5292 uid2 = UserHandle.getAppId(uid2); 5293 // reader 5294 synchronized (mPackages) { 5295 Signature[] s1; 5296 Signature[] s2; 5297 Object obj = mSettings.getUserIdLPr(uid1); 5298 if (obj != null) { 5299 if (obj instanceof SharedUserSetting) { 5300 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5301 } else if (obj instanceof PackageSetting) { 5302 s1 = ((PackageSetting)obj).signatures.mSignatures; 5303 } else { 5304 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5305 } 5306 } else { 5307 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5308 } 5309 obj = mSettings.getUserIdLPr(uid2); 5310 if (obj != null) { 5311 if (obj instanceof SharedUserSetting) { 5312 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5313 } else if (obj instanceof PackageSetting) { 5314 s2 = ((PackageSetting)obj).signatures.mSignatures; 5315 } else { 5316 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5317 } 5318 } else { 5319 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5320 } 5321 return compareSignatures(s1, s2); 5322 } 5323 } 5324 5325 /** 5326 * This method should typically only be used when granting or revoking 5327 * permissions, since the app may immediately restart after this call. 5328 * <p> 5329 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5330 * guard your work against the app being relaunched. 5331 */ 5332 private void killUid(int appId, int userId, String reason) { 5333 final long identity = Binder.clearCallingIdentity(); 5334 try { 5335 IActivityManager am = ActivityManager.getService(); 5336 if (am != null) { 5337 try { 5338 am.killUid(appId, userId, reason); 5339 } catch (RemoteException e) { 5340 /* ignore - same process */ 5341 } 5342 } 5343 } finally { 5344 Binder.restoreCallingIdentity(identity); 5345 } 5346 } 5347 5348 /** 5349 * Compares two sets of signatures. Returns: 5350 * <br /> 5351 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5352 * <br /> 5353 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5354 * <br /> 5355 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5356 * <br /> 5357 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5358 * <br /> 5359 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5360 */ 5361 static int compareSignatures(Signature[] s1, Signature[] s2) { 5362 if (s1 == null) { 5363 return s2 == null 5364 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5365 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5366 } 5367 5368 if (s2 == null) { 5369 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5370 } 5371 5372 if (s1.length != s2.length) { 5373 return PackageManager.SIGNATURE_NO_MATCH; 5374 } 5375 5376 // Since both signature sets are of size 1, we can compare without HashSets. 5377 if (s1.length == 1) { 5378 return s1[0].equals(s2[0]) ? 5379 PackageManager.SIGNATURE_MATCH : 5380 PackageManager.SIGNATURE_NO_MATCH; 5381 } 5382 5383 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5384 for (Signature sig : s1) { 5385 set1.add(sig); 5386 } 5387 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5388 for (Signature sig : s2) { 5389 set2.add(sig); 5390 } 5391 // Make sure s2 contains all signatures in s1. 5392 if (set1.equals(set2)) { 5393 return PackageManager.SIGNATURE_MATCH; 5394 } 5395 return PackageManager.SIGNATURE_NO_MATCH; 5396 } 5397 5398 /** 5399 * If the database version for this type of package (internal storage or 5400 * external storage) is less than the version where package signatures 5401 * were updated, return true. 5402 */ 5403 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5404 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5405 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5406 } 5407 5408 /** 5409 * Used for backward compatibility to make sure any packages with 5410 * certificate chains get upgraded to the new style. {@code existingSigs} 5411 * will be in the old format (since they were stored on disk from before the 5412 * system upgrade) and {@code scannedSigs} will be in the newer format. 5413 */ 5414 private int compareSignaturesCompat(PackageSignatures existingSigs, 5415 PackageParser.Package scannedPkg) { 5416 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5417 return PackageManager.SIGNATURE_NO_MATCH; 5418 } 5419 5420 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5421 for (Signature sig : existingSigs.mSignatures) { 5422 existingSet.add(sig); 5423 } 5424 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5425 for (Signature sig : scannedPkg.mSignatures) { 5426 try { 5427 Signature[] chainSignatures = sig.getChainSignatures(); 5428 for (Signature chainSig : chainSignatures) { 5429 scannedCompatSet.add(chainSig); 5430 } 5431 } catch (CertificateEncodingException e) { 5432 scannedCompatSet.add(sig); 5433 } 5434 } 5435 /* 5436 * Make sure the expanded scanned set contains all signatures in the 5437 * existing one. 5438 */ 5439 if (scannedCompatSet.equals(existingSet)) { 5440 // Migrate the old signatures to the new scheme. 5441 existingSigs.assignSignatures(scannedPkg.mSignatures); 5442 // The new KeySets will be re-added later in the scanning process. 5443 synchronized (mPackages) { 5444 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5445 } 5446 return PackageManager.SIGNATURE_MATCH; 5447 } 5448 return PackageManager.SIGNATURE_NO_MATCH; 5449 } 5450 5451 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5452 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5453 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5454 } 5455 5456 private int compareSignaturesRecover(PackageSignatures existingSigs, 5457 PackageParser.Package scannedPkg) { 5458 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5459 return PackageManager.SIGNATURE_NO_MATCH; 5460 } 5461 5462 String msg = null; 5463 try { 5464 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5465 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5466 + scannedPkg.packageName); 5467 return PackageManager.SIGNATURE_MATCH; 5468 } 5469 } catch (CertificateException e) { 5470 msg = e.getMessage(); 5471 } 5472 5473 logCriticalInfo(Log.INFO, 5474 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5475 return PackageManager.SIGNATURE_NO_MATCH; 5476 } 5477 5478 @Override 5479 public List<String> getAllPackages() { 5480 synchronized (mPackages) { 5481 return new ArrayList<String>(mPackages.keySet()); 5482 } 5483 } 5484 5485 @Override 5486 public String[] getPackagesForUid(int uid) { 5487 final int userId = UserHandle.getUserId(uid); 5488 uid = UserHandle.getAppId(uid); 5489 // reader 5490 synchronized (mPackages) { 5491 Object obj = mSettings.getUserIdLPr(uid); 5492 if (obj instanceof SharedUserSetting) { 5493 final SharedUserSetting sus = (SharedUserSetting) obj; 5494 final int N = sus.packages.size(); 5495 String[] res = new String[N]; 5496 final Iterator<PackageSetting> it = sus.packages.iterator(); 5497 int i = 0; 5498 while (it.hasNext()) { 5499 PackageSetting ps = it.next(); 5500 if (ps.getInstalled(userId)) { 5501 res[i++] = ps.name; 5502 } else { 5503 res = ArrayUtils.removeElement(String.class, res, res[i]); 5504 } 5505 } 5506 return res; 5507 } else if (obj instanceof PackageSetting) { 5508 final PackageSetting ps = (PackageSetting) obj; 5509 if (ps.getInstalled(userId)) { 5510 return new String[]{ps.name}; 5511 } 5512 } 5513 } 5514 return null; 5515 } 5516 5517 @Override 5518 public String getNameForUid(int uid) { 5519 // reader 5520 synchronized (mPackages) { 5521 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5522 if (obj instanceof SharedUserSetting) { 5523 final SharedUserSetting sus = (SharedUserSetting) obj; 5524 return sus.name + ":" + sus.userId; 5525 } else if (obj instanceof PackageSetting) { 5526 final PackageSetting ps = (PackageSetting) obj; 5527 return ps.name; 5528 } 5529 } 5530 return null; 5531 } 5532 5533 @Override 5534 public int getUidForSharedUser(String sharedUserName) { 5535 if(sharedUserName == null) { 5536 return -1; 5537 } 5538 // reader 5539 synchronized (mPackages) { 5540 SharedUserSetting suid; 5541 try { 5542 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5543 if (suid != null) { 5544 return suid.userId; 5545 } 5546 } catch (PackageManagerException ignore) { 5547 // can't happen, but, still need to catch it 5548 } 5549 return -1; 5550 } 5551 } 5552 5553 @Override 5554 public int getFlagsForUid(int uid) { 5555 synchronized (mPackages) { 5556 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5557 if (obj instanceof SharedUserSetting) { 5558 final SharedUserSetting sus = (SharedUserSetting) obj; 5559 return sus.pkgFlags; 5560 } else if (obj instanceof PackageSetting) { 5561 final PackageSetting ps = (PackageSetting) obj; 5562 return ps.pkgFlags; 5563 } 5564 } 5565 return 0; 5566 } 5567 5568 @Override 5569 public int getPrivateFlagsForUid(int uid) { 5570 synchronized (mPackages) { 5571 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5572 if (obj instanceof SharedUserSetting) { 5573 final SharedUserSetting sus = (SharedUserSetting) obj; 5574 return sus.pkgPrivateFlags; 5575 } else if (obj instanceof PackageSetting) { 5576 final PackageSetting ps = (PackageSetting) obj; 5577 return ps.pkgPrivateFlags; 5578 } 5579 } 5580 return 0; 5581 } 5582 5583 @Override 5584 public boolean isUidPrivileged(int uid) { 5585 uid = UserHandle.getAppId(uid); 5586 // reader 5587 synchronized (mPackages) { 5588 Object obj = mSettings.getUserIdLPr(uid); 5589 if (obj instanceof SharedUserSetting) { 5590 final SharedUserSetting sus = (SharedUserSetting) obj; 5591 final Iterator<PackageSetting> it = sus.packages.iterator(); 5592 while (it.hasNext()) { 5593 if (it.next().isPrivileged()) { 5594 return true; 5595 } 5596 } 5597 } else if (obj instanceof PackageSetting) { 5598 final PackageSetting ps = (PackageSetting) obj; 5599 return ps.isPrivileged(); 5600 } 5601 } 5602 return false; 5603 } 5604 5605 @Override 5606 public String[] getAppOpPermissionPackages(String permissionName) { 5607 synchronized (mPackages) { 5608 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5609 if (pkgs == null) { 5610 return null; 5611 } 5612 return pkgs.toArray(new String[pkgs.size()]); 5613 } 5614 } 5615 5616 @Override 5617 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5618 int flags, int userId) { 5619 return resolveIntentInternal( 5620 intent, resolvedType, flags, userId, false /*includeInstantApps*/); 5621 } 5622 5623 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5624 int flags, int userId, boolean includeInstantApps) { 5625 try { 5626 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5627 5628 if (!sUserManager.exists(userId)) return null; 5629 final int callingUid = Binder.getCallingUid(); 5630 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 5631 enforceCrossUserPermission(callingUid, userId, 5632 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5633 5634 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5635 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5636 flags, userId, includeInstantApps); 5637 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5638 5639 final ResolveInfo bestChoice = 5640 chooseBestActivity(intent, resolvedType, flags, query, userId); 5641 return bestChoice; 5642 } finally { 5643 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5644 } 5645 } 5646 5647 @Override 5648 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5649 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5650 throw new SecurityException( 5651 "findPersistentPreferredActivity can only be run by the system"); 5652 } 5653 if (!sUserManager.exists(userId)) { 5654 return null; 5655 } 5656 final int callingUid = Binder.getCallingUid(); 5657 intent = updateIntentForResolve(intent); 5658 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5659 final int flags = updateFlagsForResolve( 5660 0, userId, intent, callingUid, false /*includeInstantApps*/); 5661 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5662 userId); 5663 synchronized (mPackages) { 5664 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5665 userId); 5666 } 5667 } 5668 5669 @Override 5670 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5671 IntentFilter filter, int match, ComponentName activity) { 5672 final int userId = UserHandle.getCallingUserId(); 5673 if (DEBUG_PREFERRED) { 5674 Log.v(TAG, "setLastChosenActivity intent=" + intent 5675 + " resolvedType=" + resolvedType 5676 + " flags=" + flags 5677 + " filter=" + filter 5678 + " match=" + match 5679 + " activity=" + activity); 5680 filter.dump(new PrintStreamPrinter(System.out), " "); 5681 } 5682 intent.setComponent(null); 5683 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5684 userId); 5685 // Find any earlier preferred or last chosen entries and nuke them 5686 findPreferredActivity(intent, resolvedType, 5687 flags, query, 0, false, true, false, userId); 5688 // Add the new activity as the last chosen for this filter 5689 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5690 "Setting last chosen"); 5691 } 5692 5693 @Override 5694 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5695 final int userId = UserHandle.getCallingUserId(); 5696 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5697 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5698 userId); 5699 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5700 false, false, false, userId); 5701 } 5702 5703 /** 5704 * Returns whether or not instant apps have been disabled remotely. 5705 * <p><em>IMPORTANT</em> This should not be called with the package manager lock 5706 * held. Otherwise we run the risk of deadlock. 5707 */ 5708 private boolean isEphemeralDisabled() { 5709 // ephemeral apps have been disabled across the board 5710 if (DISABLE_EPHEMERAL_APPS) { 5711 return true; 5712 } 5713 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5714 if (!mSystemReady) { 5715 return true; 5716 } 5717 // we can't get a content resolver until the system is ready; these checks must happen last 5718 final ContentResolver resolver = mContext.getContentResolver(); 5719 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5720 return true; 5721 } 5722 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5723 } 5724 5725 private boolean isEphemeralAllowed( 5726 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5727 boolean skipPackageCheck) { 5728 final int callingUser = UserHandle.getCallingUserId(); 5729 if (callingUser != UserHandle.USER_SYSTEM) { 5730 return false; 5731 } 5732 if (mInstantAppResolverConnection == null) { 5733 return false; 5734 } 5735 if (mInstantAppInstallerComponent == null) { 5736 return false; 5737 } 5738 if (intent.getComponent() != null) { 5739 return false; 5740 } 5741 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5742 return false; 5743 } 5744 if (!skipPackageCheck && intent.getPackage() != null) { 5745 return false; 5746 } 5747 final boolean isWebUri = hasWebURI(intent); 5748 if (!isWebUri || intent.getData().getHost() == null) { 5749 return false; 5750 } 5751 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5752 // Or if there's already an ephemeral app installed that handles the action 5753 synchronized (mPackages) { 5754 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5755 for (int n = 0; n < count; n++) { 5756 final ResolveInfo info = resolvedActivities.get(n); 5757 final String packageName = info.activityInfo.packageName; 5758 final PackageSetting ps = mSettings.mPackages.get(packageName); 5759 if (ps != null) { 5760 // only check domain verification status if the app is not a browser 5761 if (!info.handleAllWebDataURI) { 5762 // Try to get the status from User settings first 5763 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5764 final int status = (int) (packedStatus >> 32); 5765 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5766 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5767 if (DEBUG_EPHEMERAL) { 5768 Slog.v(TAG, "DENY instant app;" 5769 + " pkg: " + packageName + ", status: " + status); 5770 } 5771 return false; 5772 } 5773 } 5774 if (ps.getInstantApp(userId)) { 5775 if (DEBUG_EPHEMERAL) { 5776 Slog.v(TAG, "DENY instant app installed;" 5777 + " pkg: " + packageName); 5778 } 5779 return false; 5780 } 5781 } 5782 } 5783 } 5784 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5785 return true; 5786 } 5787 5788 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5789 Intent origIntent, String resolvedType, String callingPackage, 5790 int userId) { 5791 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5792 new InstantAppRequest(responseObj, origIntent, resolvedType, 5793 callingPackage, userId)); 5794 mHandler.sendMessage(msg); 5795 } 5796 5797 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5798 int flags, List<ResolveInfo> query, int userId) { 5799 if (query != null) { 5800 final int N = query.size(); 5801 if (N == 1) { 5802 return query.get(0); 5803 } else if (N > 1) { 5804 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5805 // If there is more than one activity with the same priority, 5806 // then let the user decide between them. 5807 ResolveInfo r0 = query.get(0); 5808 ResolveInfo r1 = query.get(1); 5809 if (DEBUG_INTENT_MATCHING || debug) { 5810 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5811 + r1.activityInfo.name + "=" + r1.priority); 5812 } 5813 // If the first activity has a higher priority, or a different 5814 // default, then it is always desirable to pick it. 5815 if (r0.priority != r1.priority 5816 || r0.preferredOrder != r1.preferredOrder 5817 || r0.isDefault != r1.isDefault) { 5818 return query.get(0); 5819 } 5820 // If we have saved a preference for a preferred activity for 5821 // this Intent, use that. 5822 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5823 flags, query, r0.priority, true, false, debug, userId); 5824 if (ri != null) { 5825 return ri; 5826 } 5827 // If we have an ephemeral app, use it 5828 for (int i = 0; i < N; i++) { 5829 ri = query.get(i); 5830 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5831 return ri; 5832 } 5833 } 5834 ri = new ResolveInfo(mResolveInfo); 5835 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5836 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5837 // If all of the options come from the same package, show the application's 5838 // label and icon instead of the generic resolver's. 5839 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5840 // and then throw away the ResolveInfo itself, meaning that the caller loses 5841 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5842 // a fallback for this case; we only set the target package's resources on 5843 // the ResolveInfo, not the ActivityInfo. 5844 final String intentPackage = intent.getPackage(); 5845 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5846 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5847 ri.resolvePackageName = intentPackage; 5848 if (userNeedsBadging(userId)) { 5849 ri.noResourceId = true; 5850 } else { 5851 ri.icon = appi.icon; 5852 } 5853 ri.iconResourceId = appi.icon; 5854 ri.labelRes = appi.labelRes; 5855 } 5856 ri.activityInfo.applicationInfo = new ApplicationInfo( 5857 ri.activityInfo.applicationInfo); 5858 if (userId != 0) { 5859 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5860 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5861 } 5862 // Make sure that the resolver is displayable in car mode 5863 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5864 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5865 return ri; 5866 } 5867 } 5868 return null; 5869 } 5870 5871 /** 5872 * Return true if the given list is not empty and all of its contents have 5873 * an activityInfo with the given package name. 5874 */ 5875 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5876 if (ArrayUtils.isEmpty(list)) { 5877 return false; 5878 } 5879 for (int i = 0, N = list.size(); i < N; i++) { 5880 final ResolveInfo ri = list.get(i); 5881 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5882 if (ai == null || !packageName.equals(ai.packageName)) { 5883 return false; 5884 } 5885 } 5886 return true; 5887 } 5888 5889 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5890 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5891 final int N = query.size(); 5892 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5893 .get(userId); 5894 // Get the list of persistent preferred activities that handle the intent 5895 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5896 List<PersistentPreferredActivity> pprefs = ppir != null 5897 ? ppir.queryIntent(intent, resolvedType, 5898 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5899 userId) 5900 : null; 5901 if (pprefs != null && pprefs.size() > 0) { 5902 final int M = pprefs.size(); 5903 for (int i=0; i<M; i++) { 5904 final PersistentPreferredActivity ppa = pprefs.get(i); 5905 if (DEBUG_PREFERRED || debug) { 5906 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5907 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5908 + "\n component=" + ppa.mComponent); 5909 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5910 } 5911 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5912 flags | MATCH_DISABLED_COMPONENTS, userId); 5913 if (DEBUG_PREFERRED || debug) { 5914 Slog.v(TAG, "Found persistent preferred activity:"); 5915 if (ai != null) { 5916 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5917 } else { 5918 Slog.v(TAG, " null"); 5919 } 5920 } 5921 if (ai == null) { 5922 // This previously registered persistent preferred activity 5923 // component is no longer known. Ignore it and do NOT remove it. 5924 continue; 5925 } 5926 for (int j=0; j<N; j++) { 5927 final ResolveInfo ri = query.get(j); 5928 if (!ri.activityInfo.applicationInfo.packageName 5929 .equals(ai.applicationInfo.packageName)) { 5930 continue; 5931 } 5932 if (!ri.activityInfo.name.equals(ai.name)) { 5933 continue; 5934 } 5935 // Found a persistent preference that can handle the intent. 5936 if (DEBUG_PREFERRED || debug) { 5937 Slog.v(TAG, "Returning persistent preferred activity: " + 5938 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5939 } 5940 return ri; 5941 } 5942 } 5943 } 5944 return null; 5945 } 5946 5947 // TODO: handle preferred activities missing while user has amnesia 5948 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5949 List<ResolveInfo> query, int priority, boolean always, 5950 boolean removeMatches, boolean debug, int userId) { 5951 if (!sUserManager.exists(userId)) return null; 5952 final int callingUid = Binder.getCallingUid(); 5953 flags = updateFlagsForResolve( 5954 flags, userId, intent, callingUid, false /*includeInstantApps*/); 5955 intent = updateIntentForResolve(intent); 5956 // writer 5957 synchronized (mPackages) { 5958 // Try to find a matching persistent preferred activity. 5959 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5960 debug, userId); 5961 5962 // If a persistent preferred activity matched, use it. 5963 if (pri != null) { 5964 return pri; 5965 } 5966 5967 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5968 // Get the list of preferred activities that handle the intent 5969 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5970 List<PreferredActivity> prefs = pir != null 5971 ? pir.queryIntent(intent, resolvedType, 5972 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5973 userId) 5974 : null; 5975 if (prefs != null && prefs.size() > 0) { 5976 boolean changed = false; 5977 try { 5978 // First figure out how good the original match set is. 5979 // We will only allow preferred activities that came 5980 // from the same match quality. 5981 int match = 0; 5982 5983 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5984 5985 final int N = query.size(); 5986 for (int j=0; j<N; j++) { 5987 final ResolveInfo ri = query.get(j); 5988 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5989 + ": 0x" + Integer.toHexString(match)); 5990 if (ri.match > match) { 5991 match = ri.match; 5992 } 5993 } 5994 5995 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5996 + Integer.toHexString(match)); 5997 5998 match &= IntentFilter.MATCH_CATEGORY_MASK; 5999 final int M = prefs.size(); 6000 for (int i=0; i<M; i++) { 6001 final PreferredActivity pa = prefs.get(i); 6002 if (DEBUG_PREFERRED || debug) { 6003 Slog.v(TAG, "Checking PreferredActivity ds=" 6004 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6005 + "\n component=" + pa.mPref.mComponent); 6006 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6007 } 6008 if (pa.mPref.mMatch != match) { 6009 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6010 + Integer.toHexString(pa.mPref.mMatch)); 6011 continue; 6012 } 6013 // If it's not an "always" type preferred activity and that's what we're 6014 // looking for, skip it. 6015 if (always && !pa.mPref.mAlways) { 6016 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6017 continue; 6018 } 6019 final ActivityInfo ai = getActivityInfo( 6020 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6021 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6022 userId); 6023 if (DEBUG_PREFERRED || debug) { 6024 Slog.v(TAG, "Found preferred activity:"); 6025 if (ai != null) { 6026 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6027 } else { 6028 Slog.v(TAG, " null"); 6029 } 6030 } 6031 if (ai == null) { 6032 // This previously registered preferred activity 6033 // component is no longer known. Most likely an update 6034 // to the app was installed and in the new version this 6035 // component no longer exists. Clean it up by removing 6036 // it from the preferred activities list, and skip it. 6037 Slog.w(TAG, "Removing dangling preferred activity: " 6038 + pa.mPref.mComponent); 6039 pir.removeFilter(pa); 6040 changed = true; 6041 continue; 6042 } 6043 for (int j=0; j<N; j++) { 6044 final ResolveInfo ri = query.get(j); 6045 if (!ri.activityInfo.applicationInfo.packageName 6046 .equals(ai.applicationInfo.packageName)) { 6047 continue; 6048 } 6049 if (!ri.activityInfo.name.equals(ai.name)) { 6050 continue; 6051 } 6052 6053 if (removeMatches) { 6054 pir.removeFilter(pa); 6055 changed = true; 6056 if (DEBUG_PREFERRED) { 6057 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6058 } 6059 break; 6060 } 6061 6062 // Okay we found a previously set preferred or last chosen app. 6063 // If the result set is different from when this 6064 // was created, we need to clear it and re-ask the 6065 // user their preference, if we're looking for an "always" type entry. 6066 if (always && !pa.mPref.sameSet(query)) { 6067 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6068 + intent + " type " + resolvedType); 6069 if (DEBUG_PREFERRED) { 6070 Slog.v(TAG, "Removing preferred activity since set changed " 6071 + pa.mPref.mComponent); 6072 } 6073 pir.removeFilter(pa); 6074 // Re-add the filter as a "last chosen" entry (!always) 6075 PreferredActivity lastChosen = new PreferredActivity( 6076 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6077 pir.addFilter(lastChosen); 6078 changed = true; 6079 return null; 6080 } 6081 6082 // Yay! Either the set matched or we're looking for the last chosen 6083 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6084 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6085 return ri; 6086 } 6087 } 6088 } finally { 6089 if (changed) { 6090 if (DEBUG_PREFERRED) { 6091 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6092 } 6093 scheduleWritePackageRestrictionsLocked(userId); 6094 } 6095 } 6096 } 6097 } 6098 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6099 return null; 6100 } 6101 6102 /* 6103 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6104 */ 6105 @Override 6106 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6107 int targetUserId) { 6108 mContext.enforceCallingOrSelfPermission( 6109 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6110 List<CrossProfileIntentFilter> matches = 6111 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6112 if (matches != null) { 6113 int size = matches.size(); 6114 for (int i = 0; i < size; i++) { 6115 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6116 } 6117 } 6118 if (hasWebURI(intent)) { 6119 // cross-profile app linking works only towards the parent. 6120 final int callingUid = Binder.getCallingUid(); 6121 final UserInfo parent = getProfileParent(sourceUserId); 6122 synchronized(mPackages) { 6123 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6124 false /*includeInstantApps*/); 6125 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6126 intent, resolvedType, flags, sourceUserId, parent.id); 6127 return xpDomainInfo != null; 6128 } 6129 } 6130 return false; 6131 } 6132 6133 private UserInfo getProfileParent(int userId) { 6134 final long identity = Binder.clearCallingIdentity(); 6135 try { 6136 return sUserManager.getProfileParent(userId); 6137 } finally { 6138 Binder.restoreCallingIdentity(identity); 6139 } 6140 } 6141 6142 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6143 String resolvedType, int userId) { 6144 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6145 if (resolver != null) { 6146 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6147 } 6148 return null; 6149 } 6150 6151 @Override 6152 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6153 String resolvedType, int flags, int userId) { 6154 try { 6155 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6156 6157 return new ParceledListSlice<>( 6158 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6159 } finally { 6160 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6161 } 6162 } 6163 6164 /** 6165 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6166 * instant, returns {@code null}. 6167 */ 6168 private String getInstantAppPackageName(int callingUid) { 6169 // If the caller is an isolated app use the owner's uid for the lookup. 6170 if (Process.isIsolated(callingUid)) { 6171 callingUid = mIsolatedOwners.get(callingUid); 6172 } 6173 final int appId = UserHandle.getAppId(callingUid); 6174 synchronized (mPackages) { 6175 final Object obj = mSettings.getUserIdLPr(appId); 6176 if (obj instanceof PackageSetting) { 6177 final PackageSetting ps = (PackageSetting) obj; 6178 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6179 return isInstantApp ? ps.pkg.packageName : null; 6180 } 6181 } 6182 return null; 6183 } 6184 6185 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6186 String resolvedType, int flags, int userId) { 6187 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6188 } 6189 6190 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6191 String resolvedType, int flags, int userId, boolean includeInstantApps) { 6192 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6193 final int callingUid = Binder.getCallingUid(); 6194 final String instantAppPkgName = getInstantAppPackageName(callingUid); 6195 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 6196 enforceCrossUserPermission(callingUid, userId, 6197 false /* requireFullPermission */, false /* checkShell */, 6198 "query intent activities"); 6199 ComponentName comp = intent.getComponent(); 6200 if (comp == null) { 6201 if (intent.getSelector() != null) { 6202 intent = intent.getSelector(); 6203 comp = intent.getComponent(); 6204 } 6205 } 6206 6207 if (comp != null) { 6208 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6209 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6210 if (ai != null) { 6211 // When specifying an explicit component, we prevent the activity from being 6212 // used when either 1) the calling package is normal and the activity is within 6213 // an ephemeral application or 2) the calling package is ephemeral and the 6214 // activity is not visible to ephemeral applications. 6215 final boolean matchInstantApp = 6216 (flags & PackageManager.MATCH_INSTANT) != 0; 6217 final boolean matchVisibleToInstantAppOnly = 6218 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6219 final boolean isCallerInstantApp = 6220 instantAppPkgName != null; 6221 final boolean isTargetSameInstantApp = 6222 comp.getPackageName().equals(instantAppPkgName); 6223 final boolean isTargetInstantApp = 6224 (ai.applicationInfo.privateFlags 6225 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6226 final boolean isTargetHiddenFromInstantApp = 6227 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6228 final boolean blockResolution = 6229 !isTargetSameInstantApp 6230 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6231 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6232 && isTargetHiddenFromInstantApp)); 6233 if (!blockResolution) { 6234 final ResolveInfo ri = new ResolveInfo(); 6235 ri.activityInfo = ai; 6236 list.add(ri); 6237 } 6238 } 6239 return applyPostResolutionFilter(list, instantAppPkgName); 6240 } 6241 6242 // reader 6243 boolean sortResult = false; 6244 boolean addEphemeral = false; 6245 List<ResolveInfo> result; 6246 final String pkgName = intent.getPackage(); 6247 final boolean ephemeralDisabled = isEphemeralDisabled(); 6248 synchronized (mPackages) { 6249 if (pkgName == null) { 6250 List<CrossProfileIntentFilter> matchingFilters = 6251 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6252 // Check for results that need to skip the current profile. 6253 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6254 resolvedType, flags, userId); 6255 if (xpResolveInfo != null) { 6256 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6257 xpResult.add(xpResolveInfo); 6258 return applyPostResolutionFilter( 6259 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6260 } 6261 6262 // Check for results in the current profile. 6263 result = filterIfNotSystemUser(mActivities.queryIntent( 6264 intent, resolvedType, flags, userId), userId); 6265 addEphemeral = !ephemeralDisabled 6266 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6267 // Check for cross profile results. 6268 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6269 xpResolveInfo = queryCrossProfileIntents( 6270 matchingFilters, intent, resolvedType, flags, userId, 6271 hasNonNegativePriorityResult); 6272 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6273 boolean isVisibleToUser = filterIfNotSystemUser( 6274 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6275 if (isVisibleToUser) { 6276 result.add(xpResolveInfo); 6277 sortResult = true; 6278 } 6279 } 6280 if (hasWebURI(intent)) { 6281 CrossProfileDomainInfo xpDomainInfo = null; 6282 final UserInfo parent = getProfileParent(userId); 6283 if (parent != null) { 6284 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6285 flags, userId, parent.id); 6286 } 6287 if (xpDomainInfo != null) { 6288 if (xpResolveInfo != null) { 6289 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6290 // in the result. 6291 result.remove(xpResolveInfo); 6292 } 6293 if (result.size() == 0 && !addEphemeral) { 6294 // No result in current profile, but found candidate in parent user. 6295 // And we are not going to add emphemeral app, so we can return the 6296 // result straight away. 6297 result.add(xpDomainInfo.resolveInfo); 6298 return applyPostResolutionFilter(result, instantAppPkgName); 6299 } 6300 } else if (result.size() <= 1 && !addEphemeral) { 6301 // No result in parent user and <= 1 result in current profile, and we 6302 // are not going to add emphemeral app, so we can return the result without 6303 // further processing. 6304 return applyPostResolutionFilter(result, instantAppPkgName); 6305 } 6306 // We have more than one candidate (combining results from current and parent 6307 // profile), so we need filtering and sorting. 6308 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6309 intent, flags, result, xpDomainInfo, userId); 6310 sortResult = true; 6311 } 6312 } else { 6313 final PackageParser.Package pkg = mPackages.get(pkgName); 6314 if (pkg != null) { 6315 return applyPostResolutionFilter(filterIfNotSystemUser( 6316 mActivities.queryIntentForPackage( 6317 intent, resolvedType, flags, pkg.activities, userId), 6318 userId), instantAppPkgName); 6319 } else { 6320 // the caller wants to resolve for a particular package; however, there 6321 // were no installed results, so, try to find an ephemeral result 6322 addEphemeral = !ephemeralDisabled 6323 && isEphemeralAllowed( 6324 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6325 result = new ArrayList<ResolveInfo>(); 6326 } 6327 } 6328 } 6329 if (addEphemeral) { 6330 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6331 final InstantAppRequest requestObject = new InstantAppRequest( 6332 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6333 null /*callingPackage*/, userId); 6334 final AuxiliaryResolveInfo auxiliaryResponse = 6335 InstantAppResolver.doInstantAppResolutionPhaseOne( 6336 mContext, mInstantAppResolverConnection, requestObject); 6337 if (auxiliaryResponse != null) { 6338 if (DEBUG_EPHEMERAL) { 6339 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6340 } 6341 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6342 ephemeralInstaller.activityInfo = new ActivityInfo(mInstantAppInstallerActivity); 6343 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6344 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6345 // make sure this resolver is the default 6346 ephemeralInstaller.isDefault = true; 6347 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6348 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6349 // add a non-generic filter 6350 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6351 ephemeralInstaller.filter.addDataPath( 6352 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6353 ephemeralInstaller.instantAppAvailable = true; 6354 result.add(ephemeralInstaller); 6355 } 6356 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6357 } 6358 if (sortResult) { 6359 Collections.sort(result, mResolvePrioritySorter); 6360 } 6361 return applyPostResolutionFilter(result, instantAppPkgName); 6362 } 6363 6364 private static class CrossProfileDomainInfo { 6365 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6366 ResolveInfo resolveInfo; 6367 /* Best domain verification status of the activities found in the other profile */ 6368 int bestDomainVerificationStatus; 6369 } 6370 6371 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6372 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6373 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6374 sourceUserId)) { 6375 return null; 6376 } 6377 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6378 resolvedType, flags, parentUserId); 6379 6380 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6381 return null; 6382 } 6383 CrossProfileDomainInfo result = null; 6384 int size = resultTargetUser.size(); 6385 for (int i = 0; i < size; i++) { 6386 ResolveInfo riTargetUser = resultTargetUser.get(i); 6387 // Intent filter verification is only for filters that specify a host. So don't return 6388 // those that handle all web uris. 6389 if (riTargetUser.handleAllWebDataURI) { 6390 continue; 6391 } 6392 String packageName = riTargetUser.activityInfo.packageName; 6393 PackageSetting ps = mSettings.mPackages.get(packageName); 6394 if (ps == null) { 6395 continue; 6396 } 6397 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6398 int status = (int)(verificationState >> 32); 6399 if (result == null) { 6400 result = new CrossProfileDomainInfo(); 6401 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6402 sourceUserId, parentUserId); 6403 result.bestDomainVerificationStatus = status; 6404 } else { 6405 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6406 result.bestDomainVerificationStatus); 6407 } 6408 } 6409 // Don't consider matches with status NEVER across profiles. 6410 if (result != null && result.bestDomainVerificationStatus 6411 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6412 return null; 6413 } 6414 return result; 6415 } 6416 6417 /** 6418 * Verification statuses are ordered from the worse to the best, except for 6419 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6420 */ 6421 private int bestDomainVerificationStatus(int status1, int status2) { 6422 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6423 return status2; 6424 } 6425 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6426 return status1; 6427 } 6428 return (int) MathUtils.max(status1, status2); 6429 } 6430 6431 private boolean isUserEnabled(int userId) { 6432 long callingId = Binder.clearCallingIdentity(); 6433 try { 6434 UserInfo userInfo = sUserManager.getUserInfo(userId); 6435 return userInfo != null && userInfo.isEnabled(); 6436 } finally { 6437 Binder.restoreCallingIdentity(callingId); 6438 } 6439 } 6440 6441 /** 6442 * Filter out activities with systemUserOnly flag set, when current user is not System. 6443 * 6444 * @return filtered list 6445 */ 6446 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6447 if (userId == UserHandle.USER_SYSTEM) { 6448 return resolveInfos; 6449 } 6450 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6451 ResolveInfo info = resolveInfos.get(i); 6452 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6453 resolveInfos.remove(i); 6454 } 6455 } 6456 return resolveInfos; 6457 } 6458 6459 /** 6460 * Filters out ephemeral activities. 6461 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6462 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6463 * 6464 * @param resolveInfos The pre-filtered list of resolved activities 6465 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6466 * is performed. 6467 * @return A filtered list of resolved activities. 6468 */ 6469 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6470 String ephemeralPkgName) { 6471 // TODO: When adding on-demand split support for non-instant apps, remove this check 6472 // and always apply post filtering 6473 if (ephemeralPkgName == null) { 6474 return resolveInfos; 6475 } 6476 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6477 final ResolveInfo info = resolveInfos.get(i); 6478 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6479 // allow activities that are defined in the provided package 6480 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6481 if (info.activityInfo.splitName != null 6482 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6483 info.activityInfo.splitName)) { 6484 // requested activity is defined in a split that hasn't been installed yet. 6485 // add the installer to the resolve list 6486 if (DEBUG_EPHEMERAL) { 6487 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6488 } 6489 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6490 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6491 info.activityInfo.packageName, info.activityInfo.splitName, 6492 info.activityInfo.applicationInfo.versionCode); 6493 // make sure this resolver is the default 6494 installerInfo.isDefault = true; 6495 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6496 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6497 // add a non-generic filter 6498 installerInfo.filter = new IntentFilter(); 6499 // load resources from the correct package 6500 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6501 resolveInfos.set(i, installerInfo); 6502 } 6503 continue; 6504 } 6505 // allow activities that have been explicitly exposed to ephemeral apps 6506 if (!isEphemeralApp 6507 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6508 continue; 6509 } 6510 resolveInfos.remove(i); 6511 } 6512 return resolveInfos; 6513 } 6514 6515 /** 6516 * @param resolveInfos list of resolve infos in descending priority order 6517 * @return if the list contains a resolve info with non-negative priority 6518 */ 6519 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6520 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6521 } 6522 6523 private static boolean hasWebURI(Intent intent) { 6524 if (intent.getData() == null) { 6525 return false; 6526 } 6527 final String scheme = intent.getScheme(); 6528 if (TextUtils.isEmpty(scheme)) { 6529 return false; 6530 } 6531 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6532 } 6533 6534 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6535 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6536 int userId) { 6537 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6538 6539 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6540 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6541 candidates.size()); 6542 } 6543 6544 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6545 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6546 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6547 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6548 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6549 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6550 6551 synchronized (mPackages) { 6552 final int count = candidates.size(); 6553 // First, try to use linked apps. Partition the candidates into four lists: 6554 // one for the final results, one for the "do not use ever", one for "undefined status" 6555 // and finally one for "browser app type". 6556 for (int n=0; n<count; n++) { 6557 ResolveInfo info = candidates.get(n); 6558 String packageName = info.activityInfo.packageName; 6559 PackageSetting ps = mSettings.mPackages.get(packageName); 6560 if (ps != null) { 6561 // Add to the special match all list (Browser use case) 6562 if (info.handleAllWebDataURI) { 6563 matchAllList.add(info); 6564 continue; 6565 } 6566 // Try to get the status from User settings first 6567 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6568 int status = (int)(packedStatus >> 32); 6569 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6570 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6571 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6572 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6573 + " : linkgen=" + linkGeneration); 6574 } 6575 // Use link-enabled generation as preferredOrder, i.e. 6576 // prefer newly-enabled over earlier-enabled. 6577 info.preferredOrder = linkGeneration; 6578 alwaysList.add(info); 6579 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6580 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6581 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6582 } 6583 neverList.add(info); 6584 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6585 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6586 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6587 } 6588 alwaysAskList.add(info); 6589 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6590 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6591 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6592 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6593 } 6594 undefinedList.add(info); 6595 } 6596 } 6597 } 6598 6599 // We'll want to include browser possibilities in a few cases 6600 boolean includeBrowser = false; 6601 6602 // First try to add the "always" resolution(s) for the current user, if any 6603 if (alwaysList.size() > 0) { 6604 result.addAll(alwaysList); 6605 } else { 6606 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6607 result.addAll(undefinedList); 6608 // Maybe add one for the other profile. 6609 if (xpDomainInfo != null && ( 6610 xpDomainInfo.bestDomainVerificationStatus 6611 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6612 result.add(xpDomainInfo.resolveInfo); 6613 } 6614 includeBrowser = true; 6615 } 6616 6617 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6618 // If there were 'always' entries their preferred order has been set, so we also 6619 // back that off to make the alternatives equivalent 6620 if (alwaysAskList.size() > 0) { 6621 for (ResolveInfo i : result) { 6622 i.preferredOrder = 0; 6623 } 6624 result.addAll(alwaysAskList); 6625 includeBrowser = true; 6626 } 6627 6628 if (includeBrowser) { 6629 // Also add browsers (all of them or only the default one) 6630 if (DEBUG_DOMAIN_VERIFICATION) { 6631 Slog.v(TAG, " ...including browsers in candidate set"); 6632 } 6633 if ((matchFlags & MATCH_ALL) != 0) { 6634 result.addAll(matchAllList); 6635 } else { 6636 // Browser/generic handling case. If there's a default browser, go straight 6637 // to that (but only if there is no other higher-priority match). 6638 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6639 int maxMatchPrio = 0; 6640 ResolveInfo defaultBrowserMatch = null; 6641 final int numCandidates = matchAllList.size(); 6642 for (int n = 0; n < numCandidates; n++) { 6643 ResolveInfo info = matchAllList.get(n); 6644 // track the highest overall match priority... 6645 if (info.priority > maxMatchPrio) { 6646 maxMatchPrio = info.priority; 6647 } 6648 // ...and the highest-priority default browser match 6649 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6650 if (defaultBrowserMatch == null 6651 || (defaultBrowserMatch.priority < info.priority)) { 6652 if (debug) { 6653 Slog.v(TAG, "Considering default browser match " + info); 6654 } 6655 defaultBrowserMatch = info; 6656 } 6657 } 6658 } 6659 if (defaultBrowserMatch != null 6660 && defaultBrowserMatch.priority >= maxMatchPrio 6661 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6662 { 6663 if (debug) { 6664 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6665 } 6666 result.add(defaultBrowserMatch); 6667 } else { 6668 result.addAll(matchAllList); 6669 } 6670 } 6671 6672 // If there is nothing selected, add all candidates and remove the ones that the user 6673 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6674 if (result.size() == 0) { 6675 result.addAll(candidates); 6676 result.removeAll(neverList); 6677 } 6678 } 6679 } 6680 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6681 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6682 result.size()); 6683 for (ResolveInfo info : result) { 6684 Slog.v(TAG, " + " + info.activityInfo); 6685 } 6686 } 6687 return result; 6688 } 6689 6690 // Returns a packed value as a long: 6691 // 6692 // high 'int'-sized word: link status: undefined/ask/never/always. 6693 // low 'int'-sized word: relative priority among 'always' results. 6694 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6695 long result = ps.getDomainVerificationStatusForUser(userId); 6696 // if none available, get the master status 6697 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6698 if (ps.getIntentFilterVerificationInfo() != null) { 6699 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6700 } 6701 } 6702 return result; 6703 } 6704 6705 private ResolveInfo querySkipCurrentProfileIntents( 6706 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6707 int flags, int sourceUserId) { 6708 if (matchingFilters != null) { 6709 int size = matchingFilters.size(); 6710 for (int i = 0; i < size; i ++) { 6711 CrossProfileIntentFilter filter = matchingFilters.get(i); 6712 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6713 // Checking if there are activities in the target user that can handle the 6714 // intent. 6715 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6716 resolvedType, flags, sourceUserId); 6717 if (resolveInfo != null) { 6718 return resolveInfo; 6719 } 6720 } 6721 } 6722 } 6723 return null; 6724 } 6725 6726 // Return matching ResolveInfo in target user if any. 6727 private ResolveInfo queryCrossProfileIntents( 6728 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6729 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6730 if (matchingFilters != null) { 6731 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6732 // match the same intent. For performance reasons, it is better not to 6733 // run queryIntent twice for the same userId 6734 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6735 int size = matchingFilters.size(); 6736 for (int i = 0; i < size; i++) { 6737 CrossProfileIntentFilter filter = matchingFilters.get(i); 6738 int targetUserId = filter.getTargetUserId(); 6739 boolean skipCurrentProfile = 6740 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6741 boolean skipCurrentProfileIfNoMatchFound = 6742 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6743 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6744 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6745 // Checking if there are activities in the target user that can handle the 6746 // intent. 6747 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6748 resolvedType, flags, sourceUserId); 6749 if (resolveInfo != null) return resolveInfo; 6750 alreadyTriedUserIds.put(targetUserId, true); 6751 } 6752 } 6753 } 6754 return null; 6755 } 6756 6757 /** 6758 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6759 * will forward the intent to the filter's target user. 6760 * Otherwise, returns null. 6761 */ 6762 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6763 String resolvedType, int flags, int sourceUserId) { 6764 int targetUserId = filter.getTargetUserId(); 6765 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6766 resolvedType, flags, targetUserId); 6767 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6768 // If all the matches in the target profile are suspended, return null. 6769 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6770 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6771 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6772 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6773 targetUserId); 6774 } 6775 } 6776 } 6777 return null; 6778 } 6779 6780 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6781 int sourceUserId, int targetUserId) { 6782 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6783 long ident = Binder.clearCallingIdentity(); 6784 boolean targetIsProfile; 6785 try { 6786 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6787 } finally { 6788 Binder.restoreCallingIdentity(ident); 6789 } 6790 String className; 6791 if (targetIsProfile) { 6792 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6793 } else { 6794 className = FORWARD_INTENT_TO_PARENT; 6795 } 6796 ComponentName forwardingActivityComponentName = new ComponentName( 6797 mAndroidApplication.packageName, className); 6798 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6799 sourceUserId); 6800 if (!targetIsProfile) { 6801 forwardingActivityInfo.showUserIcon = targetUserId; 6802 forwardingResolveInfo.noResourceId = true; 6803 } 6804 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6805 forwardingResolveInfo.priority = 0; 6806 forwardingResolveInfo.preferredOrder = 0; 6807 forwardingResolveInfo.match = 0; 6808 forwardingResolveInfo.isDefault = true; 6809 forwardingResolveInfo.filter = filter; 6810 forwardingResolveInfo.targetUserId = targetUserId; 6811 return forwardingResolveInfo; 6812 } 6813 6814 @Override 6815 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6816 Intent[] specifics, String[] specificTypes, Intent intent, 6817 String resolvedType, int flags, int userId) { 6818 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6819 specificTypes, intent, resolvedType, flags, userId)); 6820 } 6821 6822 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6823 Intent[] specifics, String[] specificTypes, Intent intent, 6824 String resolvedType, int flags, int userId) { 6825 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6826 final int callingUid = Binder.getCallingUid(); 6827 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 6828 false /*includeInstantApps*/); 6829 enforceCrossUserPermission(callingUid, userId, 6830 false /*requireFullPermission*/, false /*checkShell*/, 6831 "query intent activity options"); 6832 final String resultsAction = intent.getAction(); 6833 6834 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6835 | PackageManager.GET_RESOLVED_FILTER, userId); 6836 6837 if (DEBUG_INTENT_MATCHING) { 6838 Log.v(TAG, "Query " + intent + ": " + results); 6839 } 6840 6841 int specificsPos = 0; 6842 int N; 6843 6844 // todo: note that the algorithm used here is O(N^2). This 6845 // isn't a problem in our current environment, but if we start running 6846 // into situations where we have more than 5 or 10 matches then this 6847 // should probably be changed to something smarter... 6848 6849 // First we go through and resolve each of the specific items 6850 // that were supplied, taking care of removing any corresponding 6851 // duplicate items in the generic resolve list. 6852 if (specifics != null) { 6853 for (int i=0; i<specifics.length; i++) { 6854 final Intent sintent = specifics[i]; 6855 if (sintent == null) { 6856 continue; 6857 } 6858 6859 if (DEBUG_INTENT_MATCHING) { 6860 Log.v(TAG, "Specific #" + i + ": " + sintent); 6861 } 6862 6863 String action = sintent.getAction(); 6864 if (resultsAction != null && resultsAction.equals(action)) { 6865 // If this action was explicitly requested, then don't 6866 // remove things that have it. 6867 action = null; 6868 } 6869 6870 ResolveInfo ri = null; 6871 ActivityInfo ai = null; 6872 6873 ComponentName comp = sintent.getComponent(); 6874 if (comp == null) { 6875 ri = resolveIntent( 6876 sintent, 6877 specificTypes != null ? specificTypes[i] : null, 6878 flags, userId); 6879 if (ri == null) { 6880 continue; 6881 } 6882 if (ri == mResolveInfo) { 6883 // ACK! Must do something better with this. 6884 } 6885 ai = ri.activityInfo; 6886 comp = new ComponentName(ai.applicationInfo.packageName, 6887 ai.name); 6888 } else { 6889 ai = getActivityInfo(comp, flags, userId); 6890 if (ai == null) { 6891 continue; 6892 } 6893 } 6894 6895 // Look for any generic query activities that are duplicates 6896 // of this specific one, and remove them from the results. 6897 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6898 N = results.size(); 6899 int j; 6900 for (j=specificsPos; j<N; j++) { 6901 ResolveInfo sri = results.get(j); 6902 if ((sri.activityInfo.name.equals(comp.getClassName()) 6903 && sri.activityInfo.applicationInfo.packageName.equals( 6904 comp.getPackageName())) 6905 || (action != null && sri.filter.matchAction(action))) { 6906 results.remove(j); 6907 if (DEBUG_INTENT_MATCHING) Log.v( 6908 TAG, "Removing duplicate item from " + j 6909 + " due to specific " + specificsPos); 6910 if (ri == null) { 6911 ri = sri; 6912 } 6913 j--; 6914 N--; 6915 } 6916 } 6917 6918 // Add this specific item to its proper place. 6919 if (ri == null) { 6920 ri = new ResolveInfo(); 6921 ri.activityInfo = ai; 6922 } 6923 results.add(specificsPos, ri); 6924 ri.specificIndex = i; 6925 specificsPos++; 6926 } 6927 } 6928 6929 // Now we go through the remaining generic results and remove any 6930 // duplicate actions that are found here. 6931 N = results.size(); 6932 for (int i=specificsPos; i<N-1; i++) { 6933 final ResolveInfo rii = results.get(i); 6934 if (rii.filter == null) { 6935 continue; 6936 } 6937 6938 // Iterate over all of the actions of this result's intent 6939 // filter... typically this should be just one. 6940 final Iterator<String> it = rii.filter.actionsIterator(); 6941 if (it == null) { 6942 continue; 6943 } 6944 while (it.hasNext()) { 6945 final String action = it.next(); 6946 if (resultsAction != null && resultsAction.equals(action)) { 6947 // If this action was explicitly requested, then don't 6948 // remove things that have it. 6949 continue; 6950 } 6951 for (int j=i+1; j<N; j++) { 6952 final ResolveInfo rij = results.get(j); 6953 if (rij.filter != null && rij.filter.hasAction(action)) { 6954 results.remove(j); 6955 if (DEBUG_INTENT_MATCHING) Log.v( 6956 TAG, "Removing duplicate item from " + j 6957 + " due to action " + action + " at " + i); 6958 j--; 6959 N--; 6960 } 6961 } 6962 } 6963 6964 // If the caller didn't request filter information, drop it now 6965 // so we don't have to marshall/unmarshall it. 6966 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6967 rii.filter = null; 6968 } 6969 } 6970 6971 // Filter out the caller activity if so requested. 6972 if (caller != null) { 6973 N = results.size(); 6974 for (int i=0; i<N; i++) { 6975 ActivityInfo ainfo = results.get(i).activityInfo; 6976 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6977 && caller.getClassName().equals(ainfo.name)) { 6978 results.remove(i); 6979 break; 6980 } 6981 } 6982 } 6983 6984 // If the caller didn't request filter information, 6985 // drop them now so we don't have to 6986 // marshall/unmarshall it. 6987 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6988 N = results.size(); 6989 for (int i=0; i<N; i++) { 6990 results.get(i).filter = null; 6991 } 6992 } 6993 6994 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6995 return results; 6996 } 6997 6998 @Override 6999 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7000 String resolvedType, int flags, int userId) { 7001 return new ParceledListSlice<>( 7002 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 7003 } 7004 7005 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7006 String resolvedType, int flags, int userId) { 7007 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7008 final int callingUid = Binder.getCallingUid(); 7009 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7010 false /*includeInstantApps*/); 7011 ComponentName comp = intent.getComponent(); 7012 if (comp == null) { 7013 if (intent.getSelector() != null) { 7014 intent = intent.getSelector(); 7015 comp = intent.getComponent(); 7016 } 7017 } 7018 if (comp != null) { 7019 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7020 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7021 if (ai != null) { 7022 ResolveInfo ri = new ResolveInfo(); 7023 ri.activityInfo = ai; 7024 list.add(ri); 7025 } 7026 return list; 7027 } 7028 7029 // reader 7030 synchronized (mPackages) { 7031 String pkgName = intent.getPackage(); 7032 if (pkgName == null) { 7033 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7034 } 7035 final PackageParser.Package pkg = mPackages.get(pkgName); 7036 if (pkg != null) { 7037 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7038 userId); 7039 } 7040 return Collections.emptyList(); 7041 } 7042 } 7043 7044 @Override 7045 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7046 final int callingUid = Binder.getCallingUid(); 7047 return resolveServiceInternal( 7048 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7049 } 7050 7051 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7052 int userId, int callingUid, boolean includeInstantApps) { 7053 if (!sUserManager.exists(userId)) return null; 7054 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7055 List<ResolveInfo> query = queryIntentServicesInternal( 7056 intent, resolvedType, flags, userId, callingUid, includeInstantApps); 7057 if (query != null) { 7058 if (query.size() >= 1) { 7059 // If there is more than one service with the same priority, 7060 // just arbitrarily pick the first one. 7061 return query.get(0); 7062 } 7063 } 7064 return null; 7065 } 7066 7067 @Override 7068 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7069 String resolvedType, int flags, int userId) { 7070 final int callingUid = Binder.getCallingUid(); 7071 return new ParceledListSlice<>(queryIntentServicesInternal( 7072 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7073 } 7074 7075 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7076 String resolvedType, int flags, int userId, int callingUid, 7077 boolean includeInstantApps) { 7078 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7079 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7080 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 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 ServiceInfo si = getServiceInfo(comp, flags, userId); 7091 if (si != null) { 7092 // When specifying an explicit component, we prevent the service from being 7093 // used when either 1) the service is in an instant application and the 7094 // caller is not the same instant application or 2) the calling package is 7095 // ephemeral and the activity is not visible to ephemeral applications. 7096 final boolean matchVisibleToInstantAppOnly = 7097 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7098 final boolean isCallerInstantApp = 7099 instantAppPkgName != null; 7100 final boolean isTargetSameInstantApp = 7101 comp.getPackageName().equals(instantAppPkgName); 7102 final boolean isTargetHiddenFromInstantApp = 7103 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7104 final boolean blockResolution = 7105 !isTargetSameInstantApp 7106 && ((matchVisibleToInstantAppOnly && isCallerInstantApp 7107 && isTargetHiddenFromInstantApp)); 7108 if (!blockResolution) { 7109 final ResolveInfo ri = new ResolveInfo(); 7110 ri.serviceInfo = si; 7111 list.add(ri); 7112 } 7113 } 7114 return list; 7115 } 7116 7117 // reader 7118 synchronized (mPackages) { 7119 String pkgName = intent.getPackage(); 7120 if (pkgName == null) { 7121 return applyPostServiceResolutionFilter( 7122 mServices.queryIntent(intent, resolvedType, flags, userId), 7123 instantAppPkgName); 7124 } 7125 final PackageParser.Package pkg = mPackages.get(pkgName); 7126 if (pkg != null) { 7127 return applyPostServiceResolutionFilter( 7128 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7129 userId), 7130 instantAppPkgName); 7131 } 7132 return Collections.emptyList(); 7133 } 7134 } 7135 7136 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7137 String instantAppPkgName) { 7138 // TODO: When adding on-demand split support for non-instant apps, remove this check 7139 // and always apply post filtering 7140 if (instantAppPkgName == null) { 7141 return resolveInfos; 7142 } 7143 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7144 final ResolveInfo info = resolveInfos.get(i); 7145 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7146 // allow services that are defined in the provided package 7147 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7148 if (info.serviceInfo.splitName != null 7149 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7150 info.serviceInfo.splitName)) { 7151 // requested service is defined in a split that hasn't been installed yet. 7152 // add the installer to the resolve list 7153 if (DEBUG_EPHEMERAL) { 7154 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7155 } 7156 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7157 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7158 info.serviceInfo.packageName, info.serviceInfo.splitName, 7159 info.serviceInfo.applicationInfo.versionCode); 7160 // make sure this resolver is the default 7161 installerInfo.isDefault = true; 7162 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7163 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7164 // add a non-generic filter 7165 installerInfo.filter = new IntentFilter(); 7166 // load resources from the correct package 7167 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7168 resolveInfos.set(i, installerInfo); 7169 } 7170 continue; 7171 } 7172 // allow services that have been explicitly exposed to ephemeral apps 7173 if (!isEphemeralApp 7174 && ((info.serviceInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7175 continue; 7176 } 7177 resolveInfos.remove(i); 7178 } 7179 return resolveInfos; 7180 } 7181 7182 @Override 7183 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7184 String resolvedType, int flags, int userId) { 7185 return new ParceledListSlice<>( 7186 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7187 } 7188 7189 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7190 Intent intent, String resolvedType, int flags, int userId) { 7191 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7192 final int callingUid = Binder.getCallingUid(); 7193 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7194 false /*includeInstantApps*/); 7195 ComponentName comp = intent.getComponent(); 7196 if (comp == null) { 7197 if (intent.getSelector() != null) { 7198 intent = intent.getSelector(); 7199 comp = intent.getComponent(); 7200 } 7201 } 7202 if (comp != null) { 7203 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7204 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7205 if (pi != null) { 7206 final ResolveInfo ri = new ResolveInfo(); 7207 ri.providerInfo = pi; 7208 list.add(ri); 7209 } 7210 return list; 7211 } 7212 7213 // reader 7214 synchronized (mPackages) { 7215 String pkgName = intent.getPackage(); 7216 if (pkgName == null) { 7217 return mProviders.queryIntent(intent, resolvedType, flags, userId); 7218 } 7219 final PackageParser.Package pkg = mPackages.get(pkgName); 7220 if (pkg != null) { 7221 return mProviders.queryIntentForPackage( 7222 intent, resolvedType, flags, pkg.providers, userId); 7223 } 7224 return Collections.emptyList(); 7225 } 7226 } 7227 7228 @Override 7229 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7230 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7231 flags = updateFlagsForPackage(flags, userId, null); 7232 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7233 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7234 true /* requireFullPermission */, false /* checkShell */, 7235 "get installed packages"); 7236 7237 // writer 7238 synchronized (mPackages) { 7239 ArrayList<PackageInfo> list; 7240 if (listUninstalled) { 7241 list = new ArrayList<>(mSettings.mPackages.size()); 7242 for (PackageSetting ps : mSettings.mPackages.values()) { 7243 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7244 continue; 7245 } 7246 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7247 if (pi != null) { 7248 list.add(pi); 7249 } 7250 } 7251 } else { 7252 list = new ArrayList<>(mPackages.size()); 7253 for (PackageParser.Package p : mPackages.values()) { 7254 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7255 Binder.getCallingUid(), userId)) { 7256 continue; 7257 } 7258 final PackageInfo pi = generatePackageInfo((PackageSetting) 7259 p.mExtras, flags, userId); 7260 if (pi != null) { 7261 list.add(pi); 7262 } 7263 } 7264 } 7265 7266 return new ParceledListSlice<>(list); 7267 } 7268 } 7269 7270 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7271 String[] permissions, boolean[] tmp, int flags, int userId) { 7272 int numMatch = 0; 7273 final PermissionsState permissionsState = ps.getPermissionsState(); 7274 for (int i=0; i<permissions.length; i++) { 7275 final String permission = permissions[i]; 7276 if (permissionsState.hasPermission(permission, userId)) { 7277 tmp[i] = true; 7278 numMatch++; 7279 } else { 7280 tmp[i] = false; 7281 } 7282 } 7283 if (numMatch == 0) { 7284 return; 7285 } 7286 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7287 7288 // The above might return null in cases of uninstalled apps or install-state 7289 // skew across users/profiles. 7290 if (pi != null) { 7291 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7292 if (numMatch == permissions.length) { 7293 pi.requestedPermissions = permissions; 7294 } else { 7295 pi.requestedPermissions = new String[numMatch]; 7296 numMatch = 0; 7297 for (int i=0; i<permissions.length; i++) { 7298 if (tmp[i]) { 7299 pi.requestedPermissions[numMatch] = permissions[i]; 7300 numMatch++; 7301 } 7302 } 7303 } 7304 } 7305 list.add(pi); 7306 } 7307 } 7308 7309 @Override 7310 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7311 String[] permissions, int flags, int userId) { 7312 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7313 flags = updateFlagsForPackage(flags, userId, permissions); 7314 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7315 true /* requireFullPermission */, false /* checkShell */, 7316 "get packages holding permissions"); 7317 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7318 7319 // writer 7320 synchronized (mPackages) { 7321 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7322 boolean[] tmpBools = new boolean[permissions.length]; 7323 if (listUninstalled) { 7324 for (PackageSetting ps : mSettings.mPackages.values()) { 7325 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7326 userId); 7327 } 7328 } else { 7329 for (PackageParser.Package pkg : mPackages.values()) { 7330 PackageSetting ps = (PackageSetting)pkg.mExtras; 7331 if (ps != null) { 7332 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7333 userId); 7334 } 7335 } 7336 } 7337 7338 return new ParceledListSlice<PackageInfo>(list); 7339 } 7340 } 7341 7342 @Override 7343 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7344 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7345 flags = updateFlagsForApplication(flags, userId, null); 7346 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7347 7348 // writer 7349 synchronized (mPackages) { 7350 ArrayList<ApplicationInfo> list; 7351 if (listUninstalled) { 7352 list = new ArrayList<>(mSettings.mPackages.size()); 7353 for (PackageSetting ps : mSettings.mPackages.values()) { 7354 ApplicationInfo ai; 7355 int effectiveFlags = flags; 7356 if (ps.isSystem()) { 7357 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7358 } 7359 if (ps.pkg != null) { 7360 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7361 continue; 7362 } 7363 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7364 ps.readUserState(userId), userId); 7365 if (ai != null) { 7366 rebaseEnabledOverlays(ai, userId); 7367 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7368 } 7369 } else { 7370 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7371 // and already converts to externally visible package name 7372 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7373 Binder.getCallingUid(), effectiveFlags, userId); 7374 } 7375 if (ai != null) { 7376 list.add(ai); 7377 } 7378 } 7379 } else { 7380 list = new ArrayList<>(mPackages.size()); 7381 for (PackageParser.Package p : mPackages.values()) { 7382 if (p.mExtras != null) { 7383 PackageSetting ps = (PackageSetting) p.mExtras; 7384 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7385 continue; 7386 } 7387 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7388 ps.readUserState(userId), userId); 7389 if (ai != null) { 7390 rebaseEnabledOverlays(ai, userId); 7391 ai.packageName = resolveExternalPackageNameLPr(p); 7392 list.add(ai); 7393 } 7394 } 7395 } 7396 } 7397 7398 return new ParceledListSlice<>(list); 7399 } 7400 } 7401 7402 @Override 7403 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7404 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7405 return null; 7406 } 7407 7408 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7409 "getEphemeralApplications"); 7410 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7411 true /* requireFullPermission */, false /* checkShell */, 7412 "getEphemeralApplications"); 7413 synchronized (mPackages) { 7414 List<InstantAppInfo> instantApps = mInstantAppRegistry 7415 .getInstantAppsLPr(userId); 7416 if (instantApps != null) { 7417 return new ParceledListSlice<>(instantApps); 7418 } 7419 } 7420 return null; 7421 } 7422 7423 @Override 7424 public boolean isInstantApp(String packageName, int userId) { 7425 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7426 true /* requireFullPermission */, false /* checkShell */, 7427 "isInstantApp"); 7428 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7429 return false; 7430 } 7431 int uid = Binder.getCallingUid(); 7432 if (Process.isIsolated(uid)) { 7433 uid = mIsolatedOwners.get(uid); 7434 } 7435 7436 synchronized (mPackages) { 7437 final PackageSetting ps = mSettings.mPackages.get(packageName); 7438 PackageParser.Package pkg = mPackages.get(packageName); 7439 final boolean returnAllowed = 7440 ps != null 7441 && (isCallerSameApp(packageName, uid) 7442 || mContext.checkCallingOrSelfPermission( 7443 android.Manifest.permission.ACCESS_INSTANT_APPS) 7444 == PERMISSION_GRANTED 7445 || mInstantAppRegistry.isInstantAccessGranted( 7446 userId, UserHandle.getAppId(uid), ps.appId)); 7447 if (returnAllowed) { 7448 return ps.getInstantApp(userId); 7449 } 7450 } 7451 return false; 7452 } 7453 7454 @Override 7455 public byte[] getInstantAppCookie(String packageName, int userId) { 7456 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7457 return null; 7458 } 7459 7460 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7461 true /* requireFullPermission */, false /* checkShell */, 7462 "getInstantAppCookie"); 7463 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7464 return null; 7465 } 7466 synchronized (mPackages) { 7467 return mInstantAppRegistry.getInstantAppCookieLPw( 7468 packageName, userId); 7469 } 7470 } 7471 7472 @Override 7473 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7474 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7475 return true; 7476 } 7477 7478 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7479 true /* requireFullPermission */, true /* checkShell */, 7480 "setInstantAppCookie"); 7481 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7482 return false; 7483 } 7484 synchronized (mPackages) { 7485 return mInstantAppRegistry.setInstantAppCookieLPw( 7486 packageName, cookie, userId); 7487 } 7488 } 7489 7490 @Override 7491 public Bitmap getInstantAppIcon(String packageName, int userId) { 7492 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7493 return null; 7494 } 7495 7496 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7497 "getInstantAppIcon"); 7498 7499 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7500 true /* requireFullPermission */, false /* checkShell */, 7501 "getInstantAppIcon"); 7502 7503 synchronized (mPackages) { 7504 return mInstantAppRegistry.getInstantAppIconLPw( 7505 packageName, userId); 7506 } 7507 } 7508 7509 private boolean isCallerSameApp(String packageName, int uid) { 7510 PackageParser.Package pkg = mPackages.get(packageName); 7511 return pkg != null 7512 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7513 } 7514 7515 @Override 7516 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7517 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7518 } 7519 7520 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7521 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7522 7523 // reader 7524 synchronized (mPackages) { 7525 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7526 final int userId = UserHandle.getCallingUserId(); 7527 while (i.hasNext()) { 7528 final PackageParser.Package p = i.next(); 7529 if (p.applicationInfo == null) continue; 7530 7531 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7532 && !p.applicationInfo.isDirectBootAware(); 7533 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7534 && p.applicationInfo.isDirectBootAware(); 7535 7536 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7537 && (!mSafeMode || isSystemApp(p)) 7538 && (matchesUnaware || matchesAware)) { 7539 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7540 if (ps != null) { 7541 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7542 ps.readUserState(userId), userId); 7543 if (ai != null) { 7544 rebaseEnabledOverlays(ai, userId); 7545 finalList.add(ai); 7546 } 7547 } 7548 } 7549 } 7550 } 7551 7552 return finalList; 7553 } 7554 7555 @Override 7556 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7557 if (!sUserManager.exists(userId)) return null; 7558 flags = updateFlagsForComponent(flags, userId, name); 7559 // reader 7560 synchronized (mPackages) { 7561 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7562 PackageSetting ps = provider != null 7563 ? mSettings.mPackages.get(provider.owner.packageName) 7564 : null; 7565 return ps != null 7566 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7567 ? PackageParser.generateProviderInfo(provider, flags, 7568 ps.readUserState(userId), userId) 7569 : null; 7570 } 7571 } 7572 7573 /** 7574 * @deprecated 7575 */ 7576 @Deprecated 7577 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7578 // reader 7579 synchronized (mPackages) { 7580 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7581 .entrySet().iterator(); 7582 final int userId = UserHandle.getCallingUserId(); 7583 while (i.hasNext()) { 7584 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7585 PackageParser.Provider p = entry.getValue(); 7586 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7587 7588 if (ps != null && p.syncable 7589 && (!mSafeMode || (p.info.applicationInfo.flags 7590 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7591 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7592 ps.readUserState(userId), userId); 7593 if (info != null) { 7594 outNames.add(entry.getKey()); 7595 outInfo.add(info); 7596 } 7597 } 7598 } 7599 } 7600 } 7601 7602 @Override 7603 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7604 int uid, int flags, String metaDataKey) { 7605 final int userId = processName != null ? UserHandle.getUserId(uid) 7606 : UserHandle.getCallingUserId(); 7607 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7608 flags = updateFlagsForComponent(flags, userId, processName); 7609 7610 ArrayList<ProviderInfo> finalList = null; 7611 // reader 7612 synchronized (mPackages) { 7613 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7614 while (i.hasNext()) { 7615 final PackageParser.Provider p = i.next(); 7616 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7617 if (ps != null && p.info.authority != null 7618 && (processName == null 7619 || (p.info.processName.equals(processName) 7620 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7621 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7622 7623 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7624 // parameter. 7625 if (metaDataKey != null 7626 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7627 continue; 7628 } 7629 7630 if (finalList == null) { 7631 finalList = new ArrayList<ProviderInfo>(3); 7632 } 7633 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7634 ps.readUserState(userId), userId); 7635 if (info != null) { 7636 finalList.add(info); 7637 } 7638 } 7639 } 7640 } 7641 7642 if (finalList != null) { 7643 Collections.sort(finalList, mProviderInitOrderSorter); 7644 return new ParceledListSlice<ProviderInfo>(finalList); 7645 } 7646 7647 return ParceledListSlice.emptyList(); 7648 } 7649 7650 @Override 7651 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7652 // reader 7653 synchronized (mPackages) { 7654 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7655 return PackageParser.generateInstrumentationInfo(i, flags); 7656 } 7657 } 7658 7659 @Override 7660 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7661 String targetPackage, int flags) { 7662 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7663 } 7664 7665 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7666 int flags) { 7667 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7668 7669 // reader 7670 synchronized (mPackages) { 7671 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7672 while (i.hasNext()) { 7673 final PackageParser.Instrumentation p = i.next(); 7674 if (targetPackage == null 7675 || targetPackage.equals(p.info.targetPackage)) { 7676 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7677 flags); 7678 if (ii != null) { 7679 finalList.add(ii); 7680 } 7681 } 7682 } 7683 } 7684 7685 return finalList; 7686 } 7687 7688 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7689 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7690 try { 7691 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7692 } finally { 7693 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7694 } 7695 } 7696 7697 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7698 final File[] files = dir.listFiles(); 7699 if (ArrayUtils.isEmpty(files)) { 7700 Log.d(TAG, "No files in app dir " + dir); 7701 return; 7702 } 7703 7704 if (DEBUG_PACKAGE_SCANNING) { 7705 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7706 + " flags=0x" + Integer.toHexString(parseFlags)); 7707 } 7708 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7709 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7710 7711 // Submit files for parsing in parallel 7712 int fileCount = 0; 7713 for (File file : files) { 7714 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7715 && !PackageInstallerService.isStageName(file.getName()); 7716 if (!isPackage) { 7717 // Ignore entries which are not packages 7718 continue; 7719 } 7720 parallelPackageParser.submit(file, parseFlags); 7721 fileCount++; 7722 } 7723 7724 // Process results one by one 7725 for (; fileCount > 0; fileCount--) { 7726 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7727 Throwable throwable = parseResult.throwable; 7728 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7729 7730 if (throwable == null) { 7731 // Static shared libraries have synthetic package names 7732 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7733 renameStaticSharedLibraryPackage(parseResult.pkg); 7734 } 7735 try { 7736 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7737 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7738 currentTime, null); 7739 } 7740 } catch (PackageManagerException e) { 7741 errorCode = e.error; 7742 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7743 } 7744 } else if (throwable instanceof PackageParser.PackageParserException) { 7745 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7746 throwable; 7747 errorCode = e.error; 7748 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7749 } else { 7750 throw new IllegalStateException("Unexpected exception occurred while parsing " 7751 + parseResult.scanFile, throwable); 7752 } 7753 7754 // Delete invalid userdata apps 7755 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7756 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7757 logCriticalInfo(Log.WARN, 7758 "Deleting invalid package at " + parseResult.scanFile); 7759 removeCodePathLI(parseResult.scanFile); 7760 } 7761 } 7762 parallelPackageParser.close(); 7763 } 7764 7765 private static File getSettingsProblemFile() { 7766 File dataDir = Environment.getDataDirectory(); 7767 File systemDir = new File(dataDir, "system"); 7768 File fname = new File(systemDir, "uiderrors.txt"); 7769 return fname; 7770 } 7771 7772 static void reportSettingsProblem(int priority, String msg) { 7773 logCriticalInfo(priority, msg); 7774 } 7775 7776 public static void logCriticalInfo(int priority, String msg) { 7777 Slog.println(priority, TAG, msg); 7778 EventLogTags.writePmCriticalInfo(msg); 7779 try { 7780 File fname = getSettingsProblemFile(); 7781 FileOutputStream out = new FileOutputStream(fname, true); 7782 PrintWriter pw = new FastPrintWriter(out); 7783 SimpleDateFormat formatter = new SimpleDateFormat(); 7784 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7785 pw.println(dateString + ": " + msg); 7786 pw.close(); 7787 FileUtils.setPermissions( 7788 fname.toString(), 7789 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7790 -1, -1); 7791 } catch (java.io.IOException e) { 7792 } 7793 } 7794 7795 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7796 if (srcFile.isDirectory()) { 7797 final File baseFile = new File(pkg.baseCodePath); 7798 long maxModifiedTime = baseFile.lastModified(); 7799 if (pkg.splitCodePaths != null) { 7800 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7801 final File splitFile = new File(pkg.splitCodePaths[i]); 7802 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7803 } 7804 } 7805 return maxModifiedTime; 7806 } 7807 return srcFile.lastModified(); 7808 } 7809 7810 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7811 final int policyFlags) throws PackageManagerException { 7812 // When upgrading from pre-N MR1, verify the package time stamp using the package 7813 // directory and not the APK file. 7814 final long lastModifiedTime = mIsPreNMR1Upgrade 7815 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7816 if (ps != null 7817 && ps.codePath.equals(srcFile) 7818 && ps.timeStamp == lastModifiedTime 7819 && !isCompatSignatureUpdateNeeded(pkg) 7820 && !isRecoverSignatureUpdateNeeded(pkg)) { 7821 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7822 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7823 ArraySet<PublicKey> signingKs; 7824 synchronized (mPackages) { 7825 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7826 } 7827 if (ps.signatures.mSignatures != null 7828 && ps.signatures.mSignatures.length != 0 7829 && signingKs != null) { 7830 // Optimization: reuse the existing cached certificates 7831 // if the package appears to be unchanged. 7832 pkg.mSignatures = ps.signatures.mSignatures; 7833 pkg.mSigningKeys = signingKs; 7834 return; 7835 } 7836 7837 Slog.w(TAG, "PackageSetting for " + ps.name 7838 + " is missing signatures. Collecting certs again to recover them."); 7839 } else { 7840 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7841 } 7842 7843 try { 7844 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7845 PackageParser.collectCertificates(pkg, policyFlags); 7846 } catch (PackageParserException e) { 7847 throw PackageManagerException.from(e); 7848 } finally { 7849 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7850 } 7851 } 7852 7853 /** 7854 * Traces a package scan. 7855 * @see #scanPackageLI(File, int, int, long, UserHandle) 7856 */ 7857 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7858 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7859 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7860 try { 7861 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7862 } finally { 7863 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7864 } 7865 } 7866 7867 /** 7868 * Scans a package and returns the newly parsed package. 7869 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7870 */ 7871 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7872 long currentTime, UserHandle user) throws PackageManagerException { 7873 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7874 PackageParser pp = new PackageParser(); 7875 pp.setSeparateProcesses(mSeparateProcesses); 7876 pp.setOnlyCoreApps(mOnlyCore); 7877 pp.setDisplayMetrics(mMetrics); 7878 pp.setCallback(mPackageParserCallback); 7879 7880 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7881 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7882 } 7883 7884 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7885 final PackageParser.Package pkg; 7886 try { 7887 pkg = pp.parsePackage(scanFile, parseFlags); 7888 } catch (PackageParserException e) { 7889 throw PackageManagerException.from(e); 7890 } finally { 7891 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7892 } 7893 7894 // Static shared libraries have synthetic package names 7895 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7896 renameStaticSharedLibraryPackage(pkg); 7897 } 7898 7899 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7900 } 7901 7902 /** 7903 * Scans a package and returns the newly parsed package. 7904 * @throws PackageManagerException on a parse error. 7905 */ 7906 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7907 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7908 throws PackageManagerException { 7909 // If the package has children and this is the first dive in the function 7910 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7911 // packages (parent and children) would be successfully scanned before the 7912 // actual scan since scanning mutates internal state and we want to atomically 7913 // install the package and its children. 7914 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7915 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7916 scanFlags |= SCAN_CHECK_ONLY; 7917 } 7918 } else { 7919 scanFlags &= ~SCAN_CHECK_ONLY; 7920 } 7921 7922 // Scan the parent 7923 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7924 scanFlags, currentTime, user); 7925 7926 // Scan the children 7927 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7928 for (int i = 0; i < childCount; i++) { 7929 PackageParser.Package childPackage = pkg.childPackages.get(i); 7930 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7931 currentTime, user); 7932 } 7933 7934 7935 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7936 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7937 } 7938 7939 return scannedPkg; 7940 } 7941 7942 /** 7943 * Scans a package and returns the newly parsed package. 7944 * @throws PackageManagerException on a parse error. 7945 */ 7946 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7947 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7948 throws PackageManagerException { 7949 PackageSetting ps = null; 7950 PackageSetting updatedPkg; 7951 // reader 7952 synchronized (mPackages) { 7953 // Look to see if we already know about this package. 7954 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7955 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7956 // This package has been renamed to its original name. Let's 7957 // use that. 7958 ps = mSettings.getPackageLPr(oldName); 7959 } 7960 // If there was no original package, see one for the real package name. 7961 if (ps == null) { 7962 ps = mSettings.getPackageLPr(pkg.packageName); 7963 } 7964 // Check to see if this package could be hiding/updating a system 7965 // package. Must look for it either under the original or real 7966 // package name depending on our state. 7967 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7968 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7969 7970 // If this is a package we don't know about on the system partition, we 7971 // may need to remove disabled child packages on the system partition 7972 // or may need to not add child packages if the parent apk is updated 7973 // on the data partition and no longer defines this child package. 7974 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7975 // If this is a parent package for an updated system app and this system 7976 // app got an OTA update which no longer defines some of the child packages 7977 // we have to prune them from the disabled system packages. 7978 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7979 if (disabledPs != null) { 7980 final int scannedChildCount = (pkg.childPackages != null) 7981 ? pkg.childPackages.size() : 0; 7982 final int disabledChildCount = disabledPs.childPackageNames != null 7983 ? disabledPs.childPackageNames.size() : 0; 7984 for (int i = 0; i < disabledChildCount; i++) { 7985 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7986 boolean disabledPackageAvailable = false; 7987 for (int j = 0; j < scannedChildCount; j++) { 7988 PackageParser.Package childPkg = pkg.childPackages.get(j); 7989 if (childPkg.packageName.equals(disabledChildPackageName)) { 7990 disabledPackageAvailable = true; 7991 break; 7992 } 7993 } 7994 if (!disabledPackageAvailable) { 7995 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7996 } 7997 } 7998 } 7999 } 8000 } 8001 8002 boolean updatedPkgBetter = false; 8003 // First check if this is a system package that may involve an update 8004 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8005 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8006 // it needs to drop FLAG_PRIVILEGED. 8007 if (locationIsPrivileged(scanFile)) { 8008 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8009 } else { 8010 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8011 } 8012 8013 if (ps != null && !ps.codePath.equals(scanFile)) { 8014 // The path has changed from what was last scanned... check the 8015 // version of the new path against what we have stored to determine 8016 // what to do. 8017 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8018 if (pkg.mVersionCode <= ps.versionCode) { 8019 // The system package has been updated and the code path does not match 8020 // Ignore entry. Skip it. 8021 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8022 + " ignored: updated version " + ps.versionCode 8023 + " better than this " + pkg.mVersionCode); 8024 if (!updatedPkg.codePath.equals(scanFile)) { 8025 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8026 + ps.name + " changing from " + updatedPkg.codePathString 8027 + " to " + scanFile); 8028 updatedPkg.codePath = scanFile; 8029 updatedPkg.codePathString = scanFile.toString(); 8030 updatedPkg.resourcePath = scanFile; 8031 updatedPkg.resourcePathString = scanFile.toString(); 8032 } 8033 updatedPkg.pkg = pkg; 8034 updatedPkg.versionCode = pkg.mVersionCode; 8035 8036 // Update the disabled system child packages to point to the package too. 8037 final int childCount = updatedPkg.childPackageNames != null 8038 ? updatedPkg.childPackageNames.size() : 0; 8039 for (int i = 0; i < childCount; i++) { 8040 String childPackageName = updatedPkg.childPackageNames.get(i); 8041 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8042 childPackageName); 8043 if (updatedChildPkg != null) { 8044 updatedChildPkg.pkg = pkg; 8045 updatedChildPkg.versionCode = pkg.mVersionCode; 8046 } 8047 } 8048 8049 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8050 + scanFile + " ignored: updated version " + ps.versionCode 8051 + " better than this " + pkg.mVersionCode); 8052 } else { 8053 // The current app on the system partition is better than 8054 // what we have updated to on the data partition; switch 8055 // back to the system partition version. 8056 // At this point, its safely assumed that package installation for 8057 // apps in system partition will go through. If not there won't be a working 8058 // version of the app 8059 // writer 8060 synchronized (mPackages) { 8061 // Just remove the loaded entries from package lists. 8062 mPackages.remove(ps.name); 8063 } 8064 8065 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8066 + " reverting from " + ps.codePathString 8067 + ": new version " + pkg.mVersionCode 8068 + " better than installed " + ps.versionCode); 8069 8070 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8071 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8072 synchronized (mInstallLock) { 8073 args.cleanUpResourcesLI(); 8074 } 8075 synchronized (mPackages) { 8076 mSettings.enableSystemPackageLPw(ps.name); 8077 } 8078 updatedPkgBetter = true; 8079 } 8080 } 8081 } 8082 8083 if (updatedPkg != null) { 8084 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8085 // initially 8086 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8087 8088 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8089 // flag set initially 8090 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8091 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8092 } 8093 } 8094 8095 // Verify certificates against what was last scanned 8096 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8097 8098 /* 8099 * A new system app appeared, but we already had a non-system one of the 8100 * same name installed earlier. 8101 */ 8102 boolean shouldHideSystemApp = false; 8103 if (updatedPkg == null && ps != null 8104 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8105 /* 8106 * Check to make sure the signatures match first. If they don't, 8107 * wipe the installed application and its data. 8108 */ 8109 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8110 != PackageManager.SIGNATURE_MATCH) { 8111 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8112 + " signatures don't match existing userdata copy; removing"); 8113 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8114 "scanPackageInternalLI")) { 8115 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8116 } 8117 ps = null; 8118 } else { 8119 /* 8120 * If the newly-added system app is an older version than the 8121 * already installed version, hide it. It will be scanned later 8122 * and re-added like an update. 8123 */ 8124 if (pkg.mVersionCode <= ps.versionCode) { 8125 shouldHideSystemApp = true; 8126 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8127 + " but new version " + pkg.mVersionCode + " better than installed " 8128 + ps.versionCode + "; hiding system"); 8129 } else { 8130 /* 8131 * The newly found system app is a newer version that the 8132 * one previously installed. Simply remove the 8133 * already-installed application and replace it with our own 8134 * while keeping the application data. 8135 */ 8136 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8137 + " reverting from " + ps.codePathString + ": new version " 8138 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8139 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8140 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8141 synchronized (mInstallLock) { 8142 args.cleanUpResourcesLI(); 8143 } 8144 } 8145 } 8146 } 8147 8148 // The apk is forward locked (not public) if its code and resources 8149 // are kept in different files. (except for app in either system or 8150 // vendor path). 8151 // TODO grab this value from PackageSettings 8152 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8153 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8154 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8155 } 8156 } 8157 8158 // TODO: extend to support forward-locked splits 8159 String resourcePath = null; 8160 String baseResourcePath = null; 8161 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8162 if (ps != null && ps.resourcePathString != null) { 8163 resourcePath = ps.resourcePathString; 8164 baseResourcePath = ps.resourcePathString; 8165 } else { 8166 // Should not happen at all. Just log an error. 8167 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8168 } 8169 } else { 8170 resourcePath = pkg.codePath; 8171 baseResourcePath = pkg.baseCodePath; 8172 } 8173 8174 // Set application objects path explicitly. 8175 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8176 pkg.setApplicationInfoCodePath(pkg.codePath); 8177 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8178 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8179 pkg.setApplicationInfoResourcePath(resourcePath); 8180 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8181 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8182 8183 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8184 if (ps != null && ps.getInstantApp(userId)) { 8185 scanFlags |= SCAN_AS_INSTANT_APP; 8186 } 8187 8188 // Note that we invoke the following method only if we are about to unpack an application 8189 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8190 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8191 8192 /* 8193 * If the system app should be overridden by a previously installed 8194 * data, hide the system app now and let the /data/app scan pick it up 8195 * again. 8196 */ 8197 if (shouldHideSystemApp) { 8198 synchronized (mPackages) { 8199 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8200 } 8201 } 8202 8203 return scannedPkg; 8204 } 8205 8206 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8207 // Derive the new package synthetic package name 8208 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8209 + pkg.staticSharedLibVersion); 8210 } 8211 8212 private static String fixProcessName(String defProcessName, 8213 String processName) { 8214 if (processName == null) { 8215 return defProcessName; 8216 } 8217 return processName; 8218 } 8219 8220 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8221 throws PackageManagerException { 8222 if (pkgSetting.signatures.mSignatures != null) { 8223 // Already existing package. Make sure signatures match 8224 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8225 == PackageManager.SIGNATURE_MATCH; 8226 if (!match) { 8227 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8228 == PackageManager.SIGNATURE_MATCH; 8229 } 8230 if (!match) { 8231 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8232 == PackageManager.SIGNATURE_MATCH; 8233 } 8234 if (!match) { 8235 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8236 + pkg.packageName + " signatures do not match the " 8237 + "previously installed version; ignoring!"); 8238 } 8239 } 8240 8241 // Check for shared user signatures 8242 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8243 // Already existing package. Make sure signatures match 8244 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8245 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8246 if (!match) { 8247 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8248 == PackageManager.SIGNATURE_MATCH; 8249 } 8250 if (!match) { 8251 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8252 == PackageManager.SIGNATURE_MATCH; 8253 } 8254 if (!match) { 8255 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8256 "Package " + pkg.packageName 8257 + " has no signatures that match those in shared user " 8258 + pkgSetting.sharedUser.name + "; ignoring!"); 8259 } 8260 } 8261 } 8262 8263 /** 8264 * Enforces that only the system UID or root's UID can call a method exposed 8265 * via Binder. 8266 * 8267 * @param message used as message if SecurityException is thrown 8268 * @throws SecurityException if the caller is not system or root 8269 */ 8270 private static final void enforceSystemOrRoot(String message) { 8271 final int uid = Binder.getCallingUid(); 8272 if (uid != Process.SYSTEM_UID && uid != 0) { 8273 throw new SecurityException(message); 8274 } 8275 } 8276 8277 @Override 8278 public void performFstrimIfNeeded() { 8279 enforceSystemOrRoot("Only the system can request fstrim"); 8280 8281 // Before everything else, see whether we need to fstrim. 8282 try { 8283 IStorageManager sm = PackageHelper.getStorageManager(); 8284 if (sm != null) { 8285 boolean doTrim = false; 8286 final long interval = android.provider.Settings.Global.getLong( 8287 mContext.getContentResolver(), 8288 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8289 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8290 if (interval > 0) { 8291 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8292 if (timeSinceLast > interval) { 8293 doTrim = true; 8294 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8295 + "; running immediately"); 8296 } 8297 } 8298 if (doTrim) { 8299 final boolean dexOptDialogShown; 8300 synchronized (mPackages) { 8301 dexOptDialogShown = mDexOptDialogShown; 8302 } 8303 if (!isFirstBoot() && dexOptDialogShown) { 8304 try { 8305 ActivityManager.getService().showBootMessage( 8306 mContext.getResources().getString( 8307 R.string.android_upgrading_fstrim), true); 8308 } catch (RemoteException e) { 8309 } 8310 } 8311 sm.runMaintenance(); 8312 } 8313 } else { 8314 Slog.e(TAG, "storageManager service unavailable!"); 8315 } 8316 } catch (RemoteException e) { 8317 // Can't happen; StorageManagerService is local 8318 } 8319 } 8320 8321 @Override 8322 public void updatePackagesIfNeeded() { 8323 enforceSystemOrRoot("Only the system can request package update"); 8324 8325 // We need to re-extract after an OTA. 8326 boolean causeUpgrade = isUpgrade(); 8327 8328 // First boot or factory reset. 8329 // Note: we also handle devices that are upgrading to N right now as if it is their 8330 // first boot, as they do not have profile data. 8331 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8332 8333 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8334 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8335 8336 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8337 return; 8338 } 8339 8340 List<PackageParser.Package> pkgs; 8341 synchronized (mPackages) { 8342 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8343 } 8344 8345 final long startTime = System.nanoTime(); 8346 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8347 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8348 8349 final int elapsedTimeSeconds = 8350 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8351 8352 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8353 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8354 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8355 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8356 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8357 } 8358 8359 /** 8360 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8361 * containing statistics about the invocation. The array consists of three elements, 8362 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8363 * and {@code numberOfPackagesFailed}. 8364 */ 8365 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8366 String compilerFilter) { 8367 8368 int numberOfPackagesVisited = 0; 8369 int numberOfPackagesOptimized = 0; 8370 int numberOfPackagesSkipped = 0; 8371 int numberOfPackagesFailed = 0; 8372 final int numberOfPackagesToDexopt = pkgs.size(); 8373 8374 for (PackageParser.Package pkg : pkgs) { 8375 numberOfPackagesVisited++; 8376 8377 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8378 if (DEBUG_DEXOPT) { 8379 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8380 } 8381 numberOfPackagesSkipped++; 8382 continue; 8383 } 8384 8385 if (DEBUG_DEXOPT) { 8386 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8387 numberOfPackagesToDexopt + ": " + pkg.packageName); 8388 } 8389 8390 if (showDialog) { 8391 try { 8392 ActivityManager.getService().showBootMessage( 8393 mContext.getResources().getString(R.string.android_upgrading_apk, 8394 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8395 } catch (RemoteException e) { 8396 } 8397 synchronized (mPackages) { 8398 mDexOptDialogShown = true; 8399 } 8400 } 8401 8402 // If the OTA updates a system app which was previously preopted to a non-preopted state 8403 // the app might end up being verified at runtime. That's because by default the apps 8404 // are verify-profile but for preopted apps there's no profile. 8405 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8406 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8407 // filter (by default interpret-only). 8408 // Note that at this stage unused apps are already filtered. 8409 if (isSystemApp(pkg) && 8410 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8411 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8412 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8413 } 8414 8415 // checkProfiles is false to avoid merging profiles during boot which 8416 // might interfere with background compilation (b/28612421). 8417 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8418 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8419 // trade-off worth doing to save boot time work. 8420 int dexOptStatus = performDexOptTraced(pkg.packageName, 8421 false /* checkProfiles */, 8422 compilerFilter, 8423 false /* force */); 8424 switch (dexOptStatus) { 8425 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8426 numberOfPackagesOptimized++; 8427 break; 8428 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8429 numberOfPackagesSkipped++; 8430 break; 8431 case PackageDexOptimizer.DEX_OPT_FAILED: 8432 numberOfPackagesFailed++; 8433 break; 8434 default: 8435 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8436 break; 8437 } 8438 } 8439 8440 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8441 numberOfPackagesFailed }; 8442 } 8443 8444 @Override 8445 public void notifyPackageUse(String packageName, int reason) { 8446 synchronized (mPackages) { 8447 PackageParser.Package p = mPackages.get(packageName); 8448 if (p == null) { 8449 return; 8450 } 8451 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8452 } 8453 } 8454 8455 @Override 8456 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8457 int userId = UserHandle.getCallingUserId(); 8458 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8459 if (ai == null) { 8460 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8461 + loadingPackageName + ", user=" + userId); 8462 return; 8463 } 8464 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8465 } 8466 8467 // TODO: this is not used nor needed. Delete it. 8468 @Override 8469 public boolean performDexOptIfNeeded(String packageName) { 8470 int dexOptStatus = performDexOptTraced(packageName, 8471 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8472 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8473 } 8474 8475 @Override 8476 public boolean performDexOpt(String packageName, 8477 boolean checkProfiles, int compileReason, boolean force) { 8478 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8479 getCompilerFilterForReason(compileReason), force); 8480 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8481 } 8482 8483 @Override 8484 public boolean performDexOptMode(String packageName, 8485 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8486 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8487 targetCompilerFilter, force); 8488 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8489 } 8490 8491 private int performDexOptTraced(String packageName, 8492 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8493 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8494 try { 8495 return performDexOptInternal(packageName, checkProfiles, 8496 targetCompilerFilter, force); 8497 } finally { 8498 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8499 } 8500 } 8501 8502 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8503 // if the package can now be considered up to date for the given filter. 8504 private int performDexOptInternal(String packageName, 8505 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8506 PackageParser.Package p; 8507 synchronized (mPackages) { 8508 p = mPackages.get(packageName); 8509 if (p == null) { 8510 // Package could not be found. Report failure. 8511 return PackageDexOptimizer.DEX_OPT_FAILED; 8512 } 8513 mPackageUsage.maybeWriteAsync(mPackages); 8514 mCompilerStats.maybeWriteAsync(); 8515 } 8516 long callingId = Binder.clearCallingIdentity(); 8517 try { 8518 synchronized (mInstallLock) { 8519 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8520 targetCompilerFilter, force); 8521 } 8522 } finally { 8523 Binder.restoreCallingIdentity(callingId); 8524 } 8525 } 8526 8527 public ArraySet<String> getOptimizablePackages() { 8528 ArraySet<String> pkgs = new ArraySet<String>(); 8529 synchronized (mPackages) { 8530 for (PackageParser.Package p : mPackages.values()) { 8531 if (PackageDexOptimizer.canOptimizePackage(p)) { 8532 pkgs.add(p.packageName); 8533 } 8534 } 8535 } 8536 return pkgs; 8537 } 8538 8539 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8540 boolean checkProfiles, String targetCompilerFilter, 8541 boolean force) { 8542 // Select the dex optimizer based on the force parameter. 8543 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8544 // allocate an object here. 8545 PackageDexOptimizer pdo = force 8546 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8547 : mPackageDexOptimizer; 8548 8549 // Dexopt all dependencies first. Note: we ignore the return value and march on 8550 // on errors. 8551 // Note that we are going to call performDexOpt on those libraries as many times as 8552 // they are referenced in packages. When we do a batch of performDexOpt (for example 8553 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8554 // and the first package that uses the library will dexopt it. The 8555 // others will see that the compiled code for the library is up to date. 8556 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8557 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8558 if (!deps.isEmpty()) { 8559 for (PackageParser.Package depPackage : deps) { 8560 // TODO: Analyze and investigate if we (should) profile libraries. 8561 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8562 false /* checkProfiles */, 8563 targetCompilerFilter, 8564 getOrCreateCompilerPackageStats(depPackage), 8565 true /* isUsedByOtherApps */); 8566 } 8567 } 8568 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8569 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8570 mDexManager.isUsedByOtherApps(p.packageName)); 8571 } 8572 8573 // Performs dexopt on the used secondary dex files belonging to the given package. 8574 // Returns true if all dex files were process successfully (which could mean either dexopt or 8575 // skip). Returns false if any of the files caused errors. 8576 @Override 8577 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8578 boolean force) { 8579 mDexManager.reconcileSecondaryDexFiles(packageName); 8580 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8581 } 8582 8583 public boolean performDexOptSecondary(String packageName, int compileReason, 8584 boolean force) { 8585 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8586 } 8587 8588 /** 8589 * Reconcile the information we have about the secondary dex files belonging to 8590 * {@code packagName} and the actual dex files. For all dex files that were 8591 * deleted, update the internal records and delete the generated oat files. 8592 */ 8593 @Override 8594 public void reconcileSecondaryDexFiles(String packageName) { 8595 mDexManager.reconcileSecondaryDexFiles(packageName); 8596 } 8597 8598 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8599 // a reference there. 8600 /*package*/ DexManager getDexManager() { 8601 return mDexManager; 8602 } 8603 8604 /** 8605 * Execute the background dexopt job immediately. 8606 */ 8607 @Override 8608 public boolean runBackgroundDexoptJob() { 8609 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8610 } 8611 8612 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8613 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8614 || p.usesStaticLibraries != null) { 8615 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8616 Set<String> collectedNames = new HashSet<>(); 8617 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8618 8619 retValue.remove(p); 8620 8621 return retValue; 8622 } else { 8623 return Collections.emptyList(); 8624 } 8625 } 8626 8627 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8628 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8629 if (!collectedNames.contains(p.packageName)) { 8630 collectedNames.add(p.packageName); 8631 collected.add(p); 8632 8633 if (p.usesLibraries != null) { 8634 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8635 null, collected, collectedNames); 8636 } 8637 if (p.usesOptionalLibraries != null) { 8638 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8639 null, collected, collectedNames); 8640 } 8641 if (p.usesStaticLibraries != null) { 8642 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8643 p.usesStaticLibrariesVersions, collected, collectedNames); 8644 } 8645 } 8646 } 8647 8648 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8649 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8650 final int libNameCount = libs.size(); 8651 for (int i = 0; i < libNameCount; i++) { 8652 String libName = libs.get(i); 8653 int version = (versions != null && versions.length == libNameCount) 8654 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8655 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8656 if (libPkg != null) { 8657 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8658 } 8659 } 8660 } 8661 8662 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8663 synchronized (mPackages) { 8664 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8665 if (libEntry != null) { 8666 return mPackages.get(libEntry.apk); 8667 } 8668 return null; 8669 } 8670 } 8671 8672 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8673 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8674 if (versionedLib == null) { 8675 return null; 8676 } 8677 return versionedLib.get(version); 8678 } 8679 8680 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8681 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8682 pkg.staticSharedLibName); 8683 if (versionedLib == null) { 8684 return null; 8685 } 8686 int previousLibVersion = -1; 8687 final int versionCount = versionedLib.size(); 8688 for (int i = 0; i < versionCount; i++) { 8689 final int libVersion = versionedLib.keyAt(i); 8690 if (libVersion < pkg.staticSharedLibVersion) { 8691 previousLibVersion = Math.max(previousLibVersion, libVersion); 8692 } 8693 } 8694 if (previousLibVersion >= 0) { 8695 return versionedLib.get(previousLibVersion); 8696 } 8697 return null; 8698 } 8699 8700 public void shutdown() { 8701 mPackageUsage.writeNow(mPackages); 8702 mCompilerStats.writeNow(); 8703 } 8704 8705 @Override 8706 public void dumpProfiles(String packageName) { 8707 PackageParser.Package pkg; 8708 synchronized (mPackages) { 8709 pkg = mPackages.get(packageName); 8710 if (pkg == null) { 8711 throw new IllegalArgumentException("Unknown package: " + packageName); 8712 } 8713 } 8714 /* Only the shell, root, or the app user should be able to dump profiles. */ 8715 int callingUid = Binder.getCallingUid(); 8716 if (callingUid != Process.SHELL_UID && 8717 callingUid != Process.ROOT_UID && 8718 callingUid != pkg.applicationInfo.uid) { 8719 throw new SecurityException("dumpProfiles"); 8720 } 8721 8722 synchronized (mInstallLock) { 8723 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8724 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8725 try { 8726 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8727 String codePaths = TextUtils.join(";", allCodePaths); 8728 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8729 } catch (InstallerException e) { 8730 Slog.w(TAG, "Failed to dump profiles", e); 8731 } 8732 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8733 } 8734 } 8735 8736 @Override 8737 public void forceDexOpt(String packageName) { 8738 enforceSystemOrRoot("forceDexOpt"); 8739 8740 PackageParser.Package pkg; 8741 synchronized (mPackages) { 8742 pkg = mPackages.get(packageName); 8743 if (pkg == null) { 8744 throw new IllegalArgumentException("Unknown package: " + packageName); 8745 } 8746 } 8747 8748 synchronized (mInstallLock) { 8749 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8750 8751 // Whoever is calling forceDexOpt wants a fully compiled package. 8752 // Don't use profiles since that may cause compilation to be skipped. 8753 final int res = performDexOptInternalWithDependenciesLI(pkg, 8754 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8755 true /* force */); 8756 8757 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8758 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8759 throw new IllegalStateException("Failed to dexopt: " + res); 8760 } 8761 } 8762 } 8763 8764 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8765 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8766 Slog.w(TAG, "Unable to update from " + oldPkg.name 8767 + " to " + newPkg.packageName 8768 + ": old package not in system partition"); 8769 return false; 8770 } else if (mPackages.get(oldPkg.name) != null) { 8771 Slog.w(TAG, "Unable to update from " + oldPkg.name 8772 + " to " + newPkg.packageName 8773 + ": old package still exists"); 8774 return false; 8775 } 8776 return true; 8777 } 8778 8779 void removeCodePathLI(File codePath) { 8780 if (codePath.isDirectory()) { 8781 try { 8782 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8783 } catch (InstallerException e) { 8784 Slog.w(TAG, "Failed to remove code path", e); 8785 } 8786 } else { 8787 codePath.delete(); 8788 } 8789 } 8790 8791 private int[] resolveUserIds(int userId) { 8792 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8793 } 8794 8795 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8796 if (pkg == null) { 8797 Slog.wtf(TAG, "Package was null!", new Throwable()); 8798 return; 8799 } 8800 clearAppDataLeafLIF(pkg, userId, flags); 8801 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8802 for (int i = 0; i < childCount; i++) { 8803 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8804 } 8805 } 8806 8807 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8808 final PackageSetting ps; 8809 synchronized (mPackages) { 8810 ps = mSettings.mPackages.get(pkg.packageName); 8811 } 8812 for (int realUserId : resolveUserIds(userId)) { 8813 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8814 try { 8815 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8816 ceDataInode); 8817 } catch (InstallerException e) { 8818 Slog.w(TAG, String.valueOf(e)); 8819 } 8820 } 8821 } 8822 8823 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8824 if (pkg == null) { 8825 Slog.wtf(TAG, "Package was null!", new Throwable()); 8826 return; 8827 } 8828 destroyAppDataLeafLIF(pkg, userId, flags); 8829 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8830 for (int i = 0; i < childCount; i++) { 8831 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8832 } 8833 } 8834 8835 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8836 final PackageSetting ps; 8837 synchronized (mPackages) { 8838 ps = mSettings.mPackages.get(pkg.packageName); 8839 } 8840 for (int realUserId : resolveUserIds(userId)) { 8841 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8842 try { 8843 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8844 ceDataInode); 8845 } catch (InstallerException e) { 8846 Slog.w(TAG, String.valueOf(e)); 8847 } 8848 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8849 } 8850 } 8851 8852 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8853 if (pkg == null) { 8854 Slog.wtf(TAG, "Package was null!", new Throwable()); 8855 return; 8856 } 8857 destroyAppProfilesLeafLIF(pkg); 8858 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8859 for (int i = 0; i < childCount; i++) { 8860 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8861 } 8862 } 8863 8864 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8865 try { 8866 mInstaller.destroyAppProfiles(pkg.packageName); 8867 } catch (InstallerException e) { 8868 Slog.w(TAG, String.valueOf(e)); 8869 } 8870 } 8871 8872 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8873 if (pkg == null) { 8874 Slog.wtf(TAG, "Package was null!", new Throwable()); 8875 return; 8876 } 8877 clearAppProfilesLeafLIF(pkg); 8878 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8879 for (int i = 0; i < childCount; i++) { 8880 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8881 } 8882 } 8883 8884 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8885 try { 8886 mInstaller.clearAppProfiles(pkg.packageName); 8887 } catch (InstallerException e) { 8888 Slog.w(TAG, String.valueOf(e)); 8889 } 8890 } 8891 8892 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8893 long lastUpdateTime) { 8894 // Set parent install/update time 8895 PackageSetting ps = (PackageSetting) pkg.mExtras; 8896 if (ps != null) { 8897 ps.firstInstallTime = firstInstallTime; 8898 ps.lastUpdateTime = lastUpdateTime; 8899 } 8900 // Set children install/update time 8901 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8902 for (int i = 0; i < childCount; i++) { 8903 PackageParser.Package childPkg = pkg.childPackages.get(i); 8904 ps = (PackageSetting) childPkg.mExtras; 8905 if (ps != null) { 8906 ps.firstInstallTime = firstInstallTime; 8907 ps.lastUpdateTime = lastUpdateTime; 8908 } 8909 } 8910 } 8911 8912 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8913 PackageParser.Package changingLib) { 8914 if (file.path != null) { 8915 usesLibraryFiles.add(file.path); 8916 return; 8917 } 8918 PackageParser.Package p = mPackages.get(file.apk); 8919 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8920 // If we are doing this while in the middle of updating a library apk, 8921 // then we need to make sure to use that new apk for determining the 8922 // dependencies here. (We haven't yet finished committing the new apk 8923 // to the package manager state.) 8924 if (p == null || p.packageName.equals(changingLib.packageName)) { 8925 p = changingLib; 8926 } 8927 } 8928 if (p != null) { 8929 usesLibraryFiles.addAll(p.getAllCodePaths()); 8930 } 8931 } 8932 8933 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8934 PackageParser.Package changingLib) throws PackageManagerException { 8935 if (pkg == null) { 8936 return; 8937 } 8938 ArraySet<String> usesLibraryFiles = null; 8939 if (pkg.usesLibraries != null) { 8940 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8941 null, null, pkg.packageName, changingLib, true, null); 8942 } 8943 if (pkg.usesStaticLibraries != null) { 8944 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8945 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8946 pkg.packageName, changingLib, true, usesLibraryFiles); 8947 } 8948 if (pkg.usesOptionalLibraries != null) { 8949 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8950 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8951 } 8952 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8953 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8954 } else { 8955 pkg.usesLibraryFiles = null; 8956 } 8957 } 8958 8959 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8960 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8961 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8962 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8963 throws PackageManagerException { 8964 final int libCount = requestedLibraries.size(); 8965 for (int i = 0; i < libCount; i++) { 8966 final String libName = requestedLibraries.get(i); 8967 final int libVersion = requiredVersions != null ? requiredVersions[i] 8968 : SharedLibraryInfo.VERSION_UNDEFINED; 8969 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8970 if (libEntry == null) { 8971 if (required) { 8972 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8973 "Package " + packageName + " requires unavailable shared library " 8974 + libName + "; failing!"); 8975 } else { 8976 Slog.w(TAG, "Package " + packageName 8977 + " desires unavailable shared library " 8978 + libName + "; ignoring!"); 8979 } 8980 } else { 8981 if (requiredVersions != null && requiredCertDigests != null) { 8982 if (libEntry.info.getVersion() != requiredVersions[i]) { 8983 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8984 "Package " + packageName + " requires unavailable static shared" 8985 + " library " + libName + " version " 8986 + libEntry.info.getVersion() + "; failing!"); 8987 } 8988 8989 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8990 if (libPkg == null) { 8991 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8992 "Package " + packageName + " requires unavailable static shared" 8993 + " library; failing!"); 8994 } 8995 8996 String expectedCertDigest = requiredCertDigests[i]; 8997 String libCertDigest = PackageUtils.computeCertSha256Digest( 8998 libPkg.mSignatures[0]); 8999 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 9000 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9001 "Package " + packageName + " requires differently signed" + 9002 " static shared library; failing!"); 9003 } 9004 } 9005 9006 if (outUsedLibraries == null) { 9007 outUsedLibraries = new ArraySet<>(); 9008 } 9009 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9010 } 9011 } 9012 return outUsedLibraries; 9013 } 9014 9015 private static boolean hasString(List<String> list, List<String> which) { 9016 if (list == null) { 9017 return false; 9018 } 9019 for (int i=list.size()-1; i>=0; i--) { 9020 for (int j=which.size()-1; j>=0; j--) { 9021 if (which.get(j).equals(list.get(i))) { 9022 return true; 9023 } 9024 } 9025 } 9026 return false; 9027 } 9028 9029 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9030 PackageParser.Package changingPkg) { 9031 ArrayList<PackageParser.Package> res = null; 9032 for (PackageParser.Package pkg : mPackages.values()) { 9033 if (changingPkg != null 9034 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9035 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9036 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9037 changingPkg.staticSharedLibName)) { 9038 return null; 9039 } 9040 if (res == null) { 9041 res = new ArrayList<>(); 9042 } 9043 res.add(pkg); 9044 try { 9045 updateSharedLibrariesLPr(pkg, changingPkg); 9046 } catch (PackageManagerException e) { 9047 // If a system app update or an app and a required lib missing we 9048 // delete the package and for updated system apps keep the data as 9049 // it is better for the user to reinstall than to be in an limbo 9050 // state. Also libs disappearing under an app should never happen 9051 // - just in case. 9052 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9053 final int flags = pkg.isUpdatedSystemApp() 9054 ? PackageManager.DELETE_KEEP_DATA : 0; 9055 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9056 flags , null, true, null); 9057 } 9058 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9059 } 9060 } 9061 return res; 9062 } 9063 9064 /** 9065 * Derive the value of the {@code cpuAbiOverride} based on the provided 9066 * value and an optional stored value from the package settings. 9067 */ 9068 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9069 String cpuAbiOverride = null; 9070 9071 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9072 cpuAbiOverride = null; 9073 } else if (abiOverride != null) { 9074 cpuAbiOverride = abiOverride; 9075 } else if (settings != null) { 9076 cpuAbiOverride = settings.cpuAbiOverrideString; 9077 } 9078 9079 return cpuAbiOverride; 9080 } 9081 9082 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9083 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9084 throws PackageManagerException { 9085 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9086 // If the package has children and this is the first dive in the function 9087 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9088 // whether all packages (parent and children) would be successfully scanned 9089 // before the actual scan since scanning mutates internal state and we want 9090 // to atomically install the package and its children. 9091 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9092 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9093 scanFlags |= SCAN_CHECK_ONLY; 9094 } 9095 } else { 9096 scanFlags &= ~SCAN_CHECK_ONLY; 9097 } 9098 9099 final PackageParser.Package scannedPkg; 9100 try { 9101 // Scan the parent 9102 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9103 // Scan the children 9104 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9105 for (int i = 0; i < childCount; i++) { 9106 PackageParser.Package childPkg = pkg.childPackages.get(i); 9107 scanPackageLI(childPkg, policyFlags, 9108 scanFlags, currentTime, user); 9109 } 9110 } finally { 9111 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9112 } 9113 9114 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9115 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9116 } 9117 9118 return scannedPkg; 9119 } 9120 9121 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9122 int scanFlags, long currentTime, @Nullable UserHandle user) 9123 throws PackageManagerException { 9124 boolean success = false; 9125 try { 9126 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9127 currentTime, user); 9128 success = true; 9129 return res; 9130 } finally { 9131 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9132 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9133 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9134 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9135 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9136 } 9137 } 9138 } 9139 9140 /** 9141 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9142 */ 9143 private static boolean apkHasCode(String fileName) { 9144 StrictJarFile jarFile = null; 9145 try { 9146 jarFile = new StrictJarFile(fileName, 9147 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9148 return jarFile.findEntry("classes.dex") != null; 9149 } catch (IOException ignore) { 9150 } finally { 9151 try { 9152 if (jarFile != null) { 9153 jarFile.close(); 9154 } 9155 } catch (IOException ignore) {} 9156 } 9157 return false; 9158 } 9159 9160 /** 9161 * Enforces code policy for the package. This ensures that if an APK has 9162 * declared hasCode="true" in its manifest that the APK actually contains 9163 * code. 9164 * 9165 * @throws PackageManagerException If bytecode could not be found when it should exist 9166 */ 9167 private static void assertCodePolicy(PackageParser.Package pkg) 9168 throws PackageManagerException { 9169 final boolean shouldHaveCode = 9170 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9171 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9172 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9173 "Package " + pkg.baseCodePath + " code is missing"); 9174 } 9175 9176 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9177 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9178 final boolean splitShouldHaveCode = 9179 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9180 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9181 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9182 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9183 } 9184 } 9185 } 9186 } 9187 9188 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9189 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9190 throws PackageManagerException { 9191 if (DEBUG_PACKAGE_SCANNING) { 9192 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9193 Log.d(TAG, "Scanning package " + pkg.packageName); 9194 } 9195 9196 applyPolicy(pkg, policyFlags); 9197 9198 assertPackageIsValid(pkg, policyFlags, scanFlags); 9199 9200 // Initialize package source and resource directories 9201 final File scanFile = new File(pkg.codePath); 9202 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9203 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9204 9205 SharedUserSetting suid = null; 9206 PackageSetting pkgSetting = null; 9207 9208 // Getting the package setting may have a side-effect, so if we 9209 // are only checking if scan would succeed, stash a copy of the 9210 // old setting to restore at the end. 9211 PackageSetting nonMutatedPs = null; 9212 9213 // We keep references to the derived CPU Abis from settings in oder to reuse 9214 // them in the case where we're not upgrading or booting for the first time. 9215 String primaryCpuAbiFromSettings = null; 9216 String secondaryCpuAbiFromSettings = null; 9217 9218 // writer 9219 synchronized (mPackages) { 9220 if (pkg.mSharedUserId != null) { 9221 // SIDE EFFECTS; may potentially allocate a new shared user 9222 suid = mSettings.getSharedUserLPw( 9223 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9224 if (DEBUG_PACKAGE_SCANNING) { 9225 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9226 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9227 + "): packages=" + suid.packages); 9228 } 9229 } 9230 9231 // Check if we are renaming from an original package name. 9232 PackageSetting origPackage = null; 9233 String realName = null; 9234 if (pkg.mOriginalPackages != null) { 9235 // This package may need to be renamed to a previously 9236 // installed name. Let's check on that... 9237 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9238 if (pkg.mOriginalPackages.contains(renamed)) { 9239 // This package had originally been installed as the 9240 // original name, and we have already taken care of 9241 // transitioning to the new one. Just update the new 9242 // one to continue using the old name. 9243 realName = pkg.mRealPackage; 9244 if (!pkg.packageName.equals(renamed)) { 9245 // Callers into this function may have already taken 9246 // care of renaming the package; only do it here if 9247 // it is not already done. 9248 pkg.setPackageName(renamed); 9249 } 9250 } else { 9251 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9252 if ((origPackage = mSettings.getPackageLPr( 9253 pkg.mOriginalPackages.get(i))) != null) { 9254 // We do have the package already installed under its 9255 // original name... should we use it? 9256 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9257 // New package is not compatible with original. 9258 origPackage = null; 9259 continue; 9260 } else if (origPackage.sharedUser != null) { 9261 // Make sure uid is compatible between packages. 9262 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9263 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9264 + " to " + pkg.packageName + ": old uid " 9265 + origPackage.sharedUser.name 9266 + " differs from " + pkg.mSharedUserId); 9267 origPackage = null; 9268 continue; 9269 } 9270 // TODO: Add case when shared user id is added [b/28144775] 9271 } else { 9272 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9273 + pkg.packageName + " to old name " + origPackage.name); 9274 } 9275 break; 9276 } 9277 } 9278 } 9279 } 9280 9281 if (mTransferedPackages.contains(pkg.packageName)) { 9282 Slog.w(TAG, "Package " + pkg.packageName 9283 + " was transferred to another, but its .apk remains"); 9284 } 9285 9286 // See comments in nonMutatedPs declaration 9287 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9288 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9289 if (foundPs != null) { 9290 nonMutatedPs = new PackageSetting(foundPs); 9291 } 9292 } 9293 9294 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9295 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9296 if (foundPs != null) { 9297 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9298 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9299 } 9300 } 9301 9302 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9303 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9304 PackageManagerService.reportSettingsProblem(Log.WARN, 9305 "Package " + pkg.packageName + " shared user changed from " 9306 + (pkgSetting.sharedUser != null 9307 ? pkgSetting.sharedUser.name : "<nothing>") 9308 + " to " 9309 + (suid != null ? suid.name : "<nothing>") 9310 + "; replacing with new"); 9311 pkgSetting = null; 9312 } 9313 final PackageSetting oldPkgSetting = 9314 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9315 final PackageSetting disabledPkgSetting = 9316 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9317 9318 String[] usesStaticLibraries = null; 9319 if (pkg.usesStaticLibraries != null) { 9320 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9321 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9322 } 9323 9324 if (pkgSetting == null) { 9325 final String parentPackageName = (pkg.parentPackage != null) 9326 ? pkg.parentPackage.packageName : null; 9327 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9328 // REMOVE SharedUserSetting from method; update in a separate call 9329 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9330 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9331 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9332 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9333 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9334 true /*allowInstall*/, instantApp, parentPackageName, 9335 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9336 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9337 // SIDE EFFECTS; updates system state; move elsewhere 9338 if (origPackage != null) { 9339 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9340 } 9341 mSettings.addUserToSettingLPw(pkgSetting); 9342 } else { 9343 // REMOVE SharedUserSetting from method; update in a separate call. 9344 // 9345 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9346 // secondaryCpuAbi are not known at this point so we always update them 9347 // to null here, only to reset them at a later point. 9348 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9349 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9350 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9351 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9352 UserManagerService.getInstance(), usesStaticLibraries, 9353 pkg.usesStaticLibrariesVersions); 9354 } 9355 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9356 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9357 9358 // SIDE EFFECTS; modifies system state; move elsewhere 9359 if (pkgSetting.origPackage != null) { 9360 // If we are first transitioning from an original package, 9361 // fix up the new package's name now. We need to do this after 9362 // looking up the package under its new name, so getPackageLP 9363 // can take care of fiddling things correctly. 9364 pkg.setPackageName(origPackage.name); 9365 9366 // File a report about this. 9367 String msg = "New package " + pkgSetting.realName 9368 + " renamed to replace old package " + pkgSetting.name; 9369 reportSettingsProblem(Log.WARN, msg); 9370 9371 // Make a note of it. 9372 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9373 mTransferedPackages.add(origPackage.name); 9374 } 9375 9376 // No longer need to retain this. 9377 pkgSetting.origPackage = null; 9378 } 9379 9380 // SIDE EFFECTS; modifies system state; move elsewhere 9381 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9382 // Make a note of it. 9383 mTransferedPackages.add(pkg.packageName); 9384 } 9385 9386 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9387 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9388 } 9389 9390 if ((scanFlags & SCAN_BOOTING) == 0 9391 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9392 // Check all shared libraries and map to their actual file path. 9393 // We only do this here for apps not on a system dir, because those 9394 // are the only ones that can fail an install due to this. We 9395 // will take care of the system apps by updating all of their 9396 // library paths after the scan is done. Also during the initial 9397 // scan don't update any libs as we do this wholesale after all 9398 // apps are scanned to avoid dependency based scanning. 9399 updateSharedLibrariesLPr(pkg, null); 9400 } 9401 9402 if (mFoundPolicyFile) { 9403 SELinuxMMAC.assignSeInfoValue(pkg); 9404 } 9405 pkg.applicationInfo.uid = pkgSetting.appId; 9406 pkg.mExtras = pkgSetting; 9407 9408 9409 // Static shared libs have same package with different versions where 9410 // we internally use a synthetic package name to allow multiple versions 9411 // of the same package, therefore we need to compare signatures against 9412 // the package setting for the latest library version. 9413 PackageSetting signatureCheckPs = pkgSetting; 9414 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9415 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9416 if (libraryEntry != null) { 9417 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9418 } 9419 } 9420 9421 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9422 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9423 // We just determined the app is signed correctly, so bring 9424 // over the latest parsed certs. 9425 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9426 } else { 9427 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9428 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9429 "Package " + pkg.packageName + " upgrade keys do not match the " 9430 + "previously installed version"); 9431 } else { 9432 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9433 String msg = "System package " + pkg.packageName 9434 + " signature changed; retaining data."; 9435 reportSettingsProblem(Log.WARN, msg); 9436 } 9437 } 9438 } else { 9439 try { 9440 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9441 verifySignaturesLP(signatureCheckPs, pkg); 9442 // We just determined the app is signed correctly, so bring 9443 // over the latest parsed certs. 9444 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9445 } catch (PackageManagerException e) { 9446 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9447 throw e; 9448 } 9449 // The signature has changed, but this package is in the system 9450 // image... let's recover! 9451 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9452 // However... if this package is part of a shared user, but it 9453 // doesn't match the signature of the shared user, let's fail. 9454 // What this means is that you can't change the signatures 9455 // associated with an overall shared user, which doesn't seem all 9456 // that unreasonable. 9457 if (signatureCheckPs.sharedUser != null) { 9458 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9459 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9460 throw new PackageManagerException( 9461 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9462 "Signature mismatch for shared user: " 9463 + pkgSetting.sharedUser); 9464 } 9465 } 9466 // File a report about this. 9467 String msg = "System package " + pkg.packageName 9468 + " signature changed; retaining data."; 9469 reportSettingsProblem(Log.WARN, msg); 9470 } 9471 } 9472 9473 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9474 // This package wants to adopt ownership of permissions from 9475 // another package. 9476 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9477 final String origName = pkg.mAdoptPermissions.get(i); 9478 final PackageSetting orig = mSettings.getPackageLPr(origName); 9479 if (orig != null) { 9480 if (verifyPackageUpdateLPr(orig, pkg)) { 9481 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9482 + pkg.packageName); 9483 // SIDE EFFECTS; updates permissions system state; move elsewhere 9484 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9485 } 9486 } 9487 } 9488 } 9489 } 9490 9491 pkg.applicationInfo.processName = fixProcessName( 9492 pkg.applicationInfo.packageName, 9493 pkg.applicationInfo.processName); 9494 9495 if (pkg != mPlatformPackage) { 9496 // Get all of our default paths setup 9497 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9498 } 9499 9500 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9501 9502 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9503 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9504 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9505 derivePackageAbi( 9506 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9507 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9508 9509 // Some system apps still use directory structure for native libraries 9510 // in which case we might end up not detecting abi solely based on apk 9511 // structure. Try to detect abi based on directory structure. 9512 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9513 pkg.applicationInfo.primaryCpuAbi == null) { 9514 setBundledAppAbisAndRoots(pkg, pkgSetting); 9515 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9516 } 9517 } else { 9518 // This is not a first boot or an upgrade, don't bother deriving the 9519 // ABI during the scan. Instead, trust the value that was stored in the 9520 // package setting. 9521 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9522 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9523 9524 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9525 9526 if (DEBUG_ABI_SELECTION) { 9527 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9528 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9529 pkg.applicationInfo.secondaryCpuAbi); 9530 } 9531 } 9532 } else { 9533 if ((scanFlags & SCAN_MOVE) != 0) { 9534 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9535 // but we already have this packages package info in the PackageSetting. We just 9536 // use that and derive the native library path based on the new codepath. 9537 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9538 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9539 } 9540 9541 // Set native library paths again. For moves, the path will be updated based on the 9542 // ABIs we've determined above. For non-moves, the path will be updated based on the 9543 // ABIs we determined during compilation, but the path will depend on the final 9544 // package path (after the rename away from the stage path). 9545 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9546 } 9547 9548 // This is a special case for the "system" package, where the ABI is 9549 // dictated by the zygote configuration (and init.rc). We should keep track 9550 // of this ABI so that we can deal with "normal" applications that run under 9551 // the same UID correctly. 9552 if (mPlatformPackage == pkg) { 9553 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9554 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9555 } 9556 9557 // If there's a mismatch between the abi-override in the package setting 9558 // and the abiOverride specified for the install. Warn about this because we 9559 // would've already compiled the app without taking the package setting into 9560 // account. 9561 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9562 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9563 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9564 " for package " + pkg.packageName); 9565 } 9566 } 9567 9568 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9569 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9570 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9571 9572 // Copy the derived override back to the parsed package, so that we can 9573 // update the package settings accordingly. 9574 pkg.cpuAbiOverride = cpuAbiOverride; 9575 9576 if (DEBUG_ABI_SELECTION) { 9577 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9578 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9579 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9580 } 9581 9582 // Push the derived path down into PackageSettings so we know what to 9583 // clean up at uninstall time. 9584 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9585 9586 if (DEBUG_ABI_SELECTION) { 9587 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9588 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9589 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9590 } 9591 9592 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9593 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9594 // We don't do this here during boot because we can do it all 9595 // at once after scanning all existing packages. 9596 // 9597 // We also do this *before* we perform dexopt on this package, so that 9598 // we can avoid redundant dexopts, and also to make sure we've got the 9599 // code and package path correct. 9600 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9601 } 9602 9603 if (mFactoryTest && pkg.requestedPermissions.contains( 9604 android.Manifest.permission.FACTORY_TEST)) { 9605 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9606 } 9607 9608 if (isSystemApp(pkg)) { 9609 pkgSetting.isOrphaned = true; 9610 } 9611 9612 // Take care of first install / last update times. 9613 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9614 if (currentTime != 0) { 9615 if (pkgSetting.firstInstallTime == 0) { 9616 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9617 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9618 pkgSetting.lastUpdateTime = currentTime; 9619 } 9620 } else if (pkgSetting.firstInstallTime == 0) { 9621 // We need *something*. Take time time stamp of the file. 9622 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9623 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9624 if (scanFileTime != pkgSetting.timeStamp) { 9625 // A package on the system image has changed; consider this 9626 // to be an update. 9627 pkgSetting.lastUpdateTime = scanFileTime; 9628 } 9629 } 9630 pkgSetting.setTimeStamp(scanFileTime); 9631 9632 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9633 if (nonMutatedPs != null) { 9634 synchronized (mPackages) { 9635 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9636 } 9637 } 9638 } else { 9639 final int userId = user == null ? 0 : user.getIdentifier(); 9640 // Modify state for the given package setting 9641 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9642 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9643 if (pkgSetting.getInstantApp(userId)) { 9644 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9645 } 9646 } 9647 return pkg; 9648 } 9649 9650 /** 9651 * Applies policy to the parsed package based upon the given policy flags. 9652 * Ensures the package is in a good state. 9653 * <p> 9654 * Implementation detail: This method must NOT have any side effect. It would 9655 * ideally be static, but, it requires locks to read system state. 9656 */ 9657 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9658 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9659 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9660 if (pkg.applicationInfo.isDirectBootAware()) { 9661 // we're direct boot aware; set for all components 9662 for (PackageParser.Service s : pkg.services) { 9663 s.info.encryptionAware = s.info.directBootAware = true; 9664 } 9665 for (PackageParser.Provider p : pkg.providers) { 9666 p.info.encryptionAware = p.info.directBootAware = true; 9667 } 9668 for (PackageParser.Activity a : pkg.activities) { 9669 a.info.encryptionAware = a.info.directBootAware = true; 9670 } 9671 for (PackageParser.Activity r : pkg.receivers) { 9672 r.info.encryptionAware = r.info.directBootAware = true; 9673 } 9674 } 9675 } else { 9676 // Only allow system apps to be flagged as core apps. 9677 pkg.coreApp = false; 9678 // clear flags not applicable to regular apps 9679 pkg.applicationInfo.privateFlags &= 9680 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9681 pkg.applicationInfo.privateFlags &= 9682 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9683 } 9684 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9685 9686 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9687 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9688 } 9689 9690 if (!isSystemApp(pkg)) { 9691 // Only system apps can use these features. 9692 pkg.mOriginalPackages = null; 9693 pkg.mRealPackage = null; 9694 pkg.mAdoptPermissions = null; 9695 } 9696 } 9697 9698 /** 9699 * Asserts the parsed package is valid according to the given policy. If the 9700 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9701 * <p> 9702 * Implementation detail: This method must NOT have any side effects. It would 9703 * ideally be static, but, it requires locks to read system state. 9704 * 9705 * @throws PackageManagerException If the package fails any of the validation checks 9706 */ 9707 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9708 throws PackageManagerException { 9709 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9710 assertCodePolicy(pkg); 9711 } 9712 9713 if (pkg.applicationInfo.getCodePath() == null || 9714 pkg.applicationInfo.getResourcePath() == null) { 9715 // Bail out. The resource and code paths haven't been set. 9716 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9717 "Code and resource paths haven't been set correctly"); 9718 } 9719 9720 // Make sure we're not adding any bogus keyset info 9721 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9722 ksms.assertScannedPackageValid(pkg); 9723 9724 synchronized (mPackages) { 9725 // The special "android" package can only be defined once 9726 if (pkg.packageName.equals("android")) { 9727 if (mAndroidApplication != null) { 9728 Slog.w(TAG, "*************************************************"); 9729 Slog.w(TAG, "Core android package being redefined. Skipping."); 9730 Slog.w(TAG, " codePath=" + pkg.codePath); 9731 Slog.w(TAG, "*************************************************"); 9732 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9733 "Core android package being redefined. Skipping."); 9734 } 9735 } 9736 9737 // A package name must be unique; don't allow duplicates 9738 if (mPackages.containsKey(pkg.packageName)) { 9739 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9740 "Application package " + pkg.packageName 9741 + " already installed. Skipping duplicate."); 9742 } 9743 9744 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9745 // Static libs have a synthetic package name containing the version 9746 // but we still want the base name to be unique. 9747 if (mPackages.containsKey(pkg.manifestPackageName)) { 9748 throw new PackageManagerException( 9749 "Duplicate static shared lib provider package"); 9750 } 9751 9752 // Static shared libraries should have at least O target SDK 9753 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9754 throw new PackageManagerException( 9755 "Packages declaring static-shared libs must target O SDK or higher"); 9756 } 9757 9758 // Package declaring static a shared lib cannot be instant apps 9759 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9760 throw new PackageManagerException( 9761 "Packages declaring static-shared libs cannot be instant apps"); 9762 } 9763 9764 // Package declaring static a shared lib cannot be renamed since the package 9765 // name is synthetic and apps can't code around package manager internals. 9766 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9767 throw new PackageManagerException( 9768 "Packages declaring static-shared libs cannot be renamed"); 9769 } 9770 9771 // Package declaring static a shared lib cannot declare child packages 9772 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9773 throw new PackageManagerException( 9774 "Packages declaring static-shared libs cannot have child packages"); 9775 } 9776 9777 // Package declaring static a shared lib cannot declare dynamic libs 9778 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9779 throw new PackageManagerException( 9780 "Packages declaring static-shared libs cannot declare dynamic libs"); 9781 } 9782 9783 // Package declaring static a shared lib cannot declare shared users 9784 if (pkg.mSharedUserId != null) { 9785 throw new PackageManagerException( 9786 "Packages declaring static-shared libs cannot declare shared users"); 9787 } 9788 9789 // Static shared libs cannot declare activities 9790 if (!pkg.activities.isEmpty()) { 9791 throw new PackageManagerException( 9792 "Static shared libs cannot declare activities"); 9793 } 9794 9795 // Static shared libs cannot declare services 9796 if (!pkg.services.isEmpty()) { 9797 throw new PackageManagerException( 9798 "Static shared libs cannot declare services"); 9799 } 9800 9801 // Static shared libs cannot declare providers 9802 if (!pkg.providers.isEmpty()) { 9803 throw new PackageManagerException( 9804 "Static shared libs cannot declare content providers"); 9805 } 9806 9807 // Static shared libs cannot declare receivers 9808 if (!pkg.receivers.isEmpty()) { 9809 throw new PackageManagerException( 9810 "Static shared libs cannot declare broadcast receivers"); 9811 } 9812 9813 // Static shared libs cannot declare permission groups 9814 if (!pkg.permissionGroups.isEmpty()) { 9815 throw new PackageManagerException( 9816 "Static shared libs cannot declare permission groups"); 9817 } 9818 9819 // Static shared libs cannot declare permissions 9820 if (!pkg.permissions.isEmpty()) { 9821 throw new PackageManagerException( 9822 "Static shared libs cannot declare permissions"); 9823 } 9824 9825 // Static shared libs cannot declare protected broadcasts 9826 if (pkg.protectedBroadcasts != null) { 9827 throw new PackageManagerException( 9828 "Static shared libs cannot declare protected broadcasts"); 9829 } 9830 9831 // Static shared libs cannot be overlay targets 9832 if (pkg.mOverlayTarget != null) { 9833 throw new PackageManagerException( 9834 "Static shared libs cannot be overlay targets"); 9835 } 9836 9837 // The version codes must be ordered as lib versions 9838 int minVersionCode = Integer.MIN_VALUE; 9839 int maxVersionCode = Integer.MAX_VALUE; 9840 9841 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9842 pkg.staticSharedLibName); 9843 if (versionedLib != null) { 9844 final int versionCount = versionedLib.size(); 9845 for (int i = 0; i < versionCount; i++) { 9846 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9847 // TODO: We will change version code to long, so in the new API it is long 9848 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9849 .getVersionCode(); 9850 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9851 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9852 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9853 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9854 } else { 9855 minVersionCode = maxVersionCode = libVersionCode; 9856 break; 9857 } 9858 } 9859 } 9860 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9861 throw new PackageManagerException("Static shared" 9862 + " lib version codes must be ordered as lib versions"); 9863 } 9864 } 9865 9866 // Only privileged apps and updated privileged apps can add child packages. 9867 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9868 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9869 throw new PackageManagerException("Only privileged apps can add child " 9870 + "packages. Ignoring package " + pkg.packageName); 9871 } 9872 final int childCount = pkg.childPackages.size(); 9873 for (int i = 0; i < childCount; i++) { 9874 PackageParser.Package childPkg = pkg.childPackages.get(i); 9875 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9876 childPkg.packageName)) { 9877 throw new PackageManagerException("Can't override child of " 9878 + "another disabled app. Ignoring package " + pkg.packageName); 9879 } 9880 } 9881 } 9882 9883 // If we're only installing presumed-existing packages, require that the 9884 // scanned APK is both already known and at the path previously established 9885 // for it. Previously unknown packages we pick up normally, but if we have an 9886 // a priori expectation about this package's install presence, enforce it. 9887 // With a singular exception for new system packages. When an OTA contains 9888 // a new system package, we allow the codepath to change from a system location 9889 // to the user-installed location. If we don't allow this change, any newer, 9890 // user-installed version of the application will be ignored. 9891 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9892 if (mExpectingBetter.containsKey(pkg.packageName)) { 9893 logCriticalInfo(Log.WARN, 9894 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9895 } else { 9896 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9897 if (known != null) { 9898 if (DEBUG_PACKAGE_SCANNING) { 9899 Log.d(TAG, "Examining " + pkg.codePath 9900 + " and requiring known paths " + known.codePathString 9901 + " & " + known.resourcePathString); 9902 } 9903 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9904 || !pkg.applicationInfo.getResourcePath().equals( 9905 known.resourcePathString)) { 9906 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9907 "Application package " + pkg.packageName 9908 + " found at " + pkg.applicationInfo.getCodePath() 9909 + " but expected at " + known.codePathString 9910 + "; ignoring."); 9911 } 9912 } 9913 } 9914 } 9915 9916 // Verify that this new package doesn't have any content providers 9917 // that conflict with existing packages. Only do this if the 9918 // package isn't already installed, since we don't want to break 9919 // things that are installed. 9920 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9921 final int N = pkg.providers.size(); 9922 int i; 9923 for (i=0; i<N; i++) { 9924 PackageParser.Provider p = pkg.providers.get(i); 9925 if (p.info.authority != null) { 9926 String names[] = p.info.authority.split(";"); 9927 for (int j = 0; j < names.length; j++) { 9928 if (mProvidersByAuthority.containsKey(names[j])) { 9929 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9930 final String otherPackageName = 9931 ((other != null && other.getComponentName() != null) ? 9932 other.getComponentName().getPackageName() : "?"); 9933 throw new PackageManagerException( 9934 INSTALL_FAILED_CONFLICTING_PROVIDER, 9935 "Can't install because provider name " + names[j] 9936 + " (in package " + pkg.applicationInfo.packageName 9937 + ") is already used by " + otherPackageName); 9938 } 9939 } 9940 } 9941 } 9942 } 9943 } 9944 } 9945 9946 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9947 int type, String declaringPackageName, int declaringVersionCode) { 9948 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9949 if (versionedLib == null) { 9950 versionedLib = new SparseArray<>(); 9951 mSharedLibraries.put(name, versionedLib); 9952 if (type == SharedLibraryInfo.TYPE_STATIC) { 9953 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9954 } 9955 } else if (versionedLib.indexOfKey(version) >= 0) { 9956 return false; 9957 } 9958 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9959 version, type, declaringPackageName, declaringVersionCode); 9960 versionedLib.put(version, libEntry); 9961 return true; 9962 } 9963 9964 private boolean removeSharedLibraryLPw(String name, int version) { 9965 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9966 if (versionedLib == null) { 9967 return false; 9968 } 9969 final int libIdx = versionedLib.indexOfKey(version); 9970 if (libIdx < 0) { 9971 return false; 9972 } 9973 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9974 versionedLib.remove(version); 9975 if (versionedLib.size() <= 0) { 9976 mSharedLibraries.remove(name); 9977 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9978 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9979 .getPackageName()); 9980 } 9981 } 9982 return true; 9983 } 9984 9985 /** 9986 * Adds a scanned package to the system. When this method is finished, the package will 9987 * be available for query, resolution, etc... 9988 */ 9989 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9990 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9991 final String pkgName = pkg.packageName; 9992 if (mCustomResolverComponentName != null && 9993 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9994 setUpCustomResolverActivity(pkg); 9995 } 9996 9997 if (pkg.packageName.equals("android")) { 9998 synchronized (mPackages) { 9999 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10000 // Set up information for our fall-back user intent resolution activity. 10001 mPlatformPackage = pkg; 10002 pkg.mVersionCode = mSdkVersion; 10003 mAndroidApplication = pkg.applicationInfo; 10004 if (!mResolverReplaced) { 10005 mResolveActivity.applicationInfo = mAndroidApplication; 10006 mResolveActivity.name = ResolverActivity.class.getName(); 10007 mResolveActivity.packageName = mAndroidApplication.packageName; 10008 mResolveActivity.processName = "system:ui"; 10009 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10010 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10011 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10012 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10013 mResolveActivity.exported = true; 10014 mResolveActivity.enabled = true; 10015 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10016 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10017 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10018 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10019 | ActivityInfo.CONFIG_ORIENTATION 10020 | ActivityInfo.CONFIG_KEYBOARD 10021 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10022 mResolveInfo.activityInfo = mResolveActivity; 10023 mResolveInfo.priority = 0; 10024 mResolveInfo.preferredOrder = 0; 10025 mResolveInfo.match = 0; 10026 mResolveComponentName = new ComponentName( 10027 mAndroidApplication.packageName, mResolveActivity.name); 10028 } 10029 } 10030 } 10031 } 10032 10033 ArrayList<PackageParser.Package> clientLibPkgs = null; 10034 // writer 10035 synchronized (mPackages) { 10036 boolean hasStaticSharedLibs = false; 10037 10038 // Any app can add new static shared libraries 10039 if (pkg.staticSharedLibName != null) { 10040 // Static shared libs don't allow renaming as they have synthetic package 10041 // names to allow install of multiple versions, so use name from manifest. 10042 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10043 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10044 pkg.manifestPackageName, pkg.mVersionCode)) { 10045 hasStaticSharedLibs = true; 10046 } else { 10047 Slog.w(TAG, "Package " + pkg.packageName + " library " 10048 + pkg.staticSharedLibName + " already exists; skipping"); 10049 } 10050 // Static shared libs cannot be updated once installed since they 10051 // use synthetic package name which includes the version code, so 10052 // not need to update other packages's shared lib dependencies. 10053 } 10054 10055 if (!hasStaticSharedLibs 10056 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10057 // Only system apps can add new dynamic shared libraries. 10058 if (pkg.libraryNames != null) { 10059 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10060 String name = pkg.libraryNames.get(i); 10061 boolean allowed = false; 10062 if (pkg.isUpdatedSystemApp()) { 10063 // New library entries can only be added through the 10064 // system image. This is important to get rid of a lot 10065 // of nasty edge cases: for example if we allowed a non- 10066 // system update of the app to add a library, then uninstalling 10067 // the update would make the library go away, and assumptions 10068 // we made such as through app install filtering would now 10069 // have allowed apps on the device which aren't compatible 10070 // with it. Better to just have the restriction here, be 10071 // conservative, and create many fewer cases that can negatively 10072 // impact the user experience. 10073 final PackageSetting sysPs = mSettings 10074 .getDisabledSystemPkgLPr(pkg.packageName); 10075 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10076 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10077 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10078 allowed = true; 10079 break; 10080 } 10081 } 10082 } 10083 } else { 10084 allowed = true; 10085 } 10086 if (allowed) { 10087 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10088 SharedLibraryInfo.VERSION_UNDEFINED, 10089 SharedLibraryInfo.TYPE_DYNAMIC, 10090 pkg.packageName, pkg.mVersionCode)) { 10091 Slog.w(TAG, "Package " + pkg.packageName + " library " 10092 + name + " already exists; skipping"); 10093 } 10094 } else { 10095 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10096 + name + " that is not declared on system image; skipping"); 10097 } 10098 } 10099 10100 if ((scanFlags & SCAN_BOOTING) == 0) { 10101 // If we are not booting, we need to update any applications 10102 // that are clients of our shared library. If we are booting, 10103 // this will all be done once the scan is complete. 10104 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10105 } 10106 } 10107 } 10108 } 10109 10110 if ((scanFlags & SCAN_BOOTING) != 0) { 10111 // No apps can run during boot scan, so they don't need to be frozen 10112 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10113 // Caller asked to not kill app, so it's probably not frozen 10114 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10115 // Caller asked us to ignore frozen check for some reason; they 10116 // probably didn't know the package name 10117 } else { 10118 // We're doing major surgery on this package, so it better be frozen 10119 // right now to keep it from launching 10120 checkPackageFrozen(pkgName); 10121 } 10122 10123 // Also need to kill any apps that are dependent on the library. 10124 if (clientLibPkgs != null) { 10125 for (int i=0; i<clientLibPkgs.size(); i++) { 10126 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10127 killApplication(clientPkg.applicationInfo.packageName, 10128 clientPkg.applicationInfo.uid, "update lib"); 10129 } 10130 } 10131 10132 // writer 10133 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10134 10135 synchronized (mPackages) { 10136 // We don't expect installation to fail beyond this point 10137 10138 // Add the new setting to mSettings 10139 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10140 // Add the new setting to mPackages 10141 mPackages.put(pkg.applicationInfo.packageName, pkg); 10142 // Make sure we don't accidentally delete its data. 10143 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10144 while (iter.hasNext()) { 10145 PackageCleanItem item = iter.next(); 10146 if (pkgName.equals(item.packageName)) { 10147 iter.remove(); 10148 } 10149 } 10150 10151 // Add the package's KeySets to the global KeySetManagerService 10152 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10153 ksms.addScannedPackageLPw(pkg); 10154 10155 int N = pkg.providers.size(); 10156 StringBuilder r = null; 10157 int i; 10158 for (i=0; i<N; i++) { 10159 PackageParser.Provider p = pkg.providers.get(i); 10160 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10161 p.info.processName); 10162 mProviders.addProvider(p); 10163 p.syncable = p.info.isSyncable; 10164 if (p.info.authority != null) { 10165 String names[] = p.info.authority.split(";"); 10166 p.info.authority = null; 10167 for (int j = 0; j < names.length; j++) { 10168 if (j == 1 && p.syncable) { 10169 // We only want the first authority for a provider to possibly be 10170 // syncable, so if we already added this provider using a different 10171 // authority clear the syncable flag. We copy the provider before 10172 // changing it because the mProviders object contains a reference 10173 // to a provider that we don't want to change. 10174 // Only do this for the second authority since the resulting provider 10175 // object can be the same for all future authorities for this provider. 10176 p = new PackageParser.Provider(p); 10177 p.syncable = false; 10178 } 10179 if (!mProvidersByAuthority.containsKey(names[j])) { 10180 mProvidersByAuthority.put(names[j], p); 10181 if (p.info.authority == null) { 10182 p.info.authority = names[j]; 10183 } else { 10184 p.info.authority = p.info.authority + ";" + names[j]; 10185 } 10186 if (DEBUG_PACKAGE_SCANNING) { 10187 if (chatty) 10188 Log.d(TAG, "Registered content provider: " + names[j] 10189 + ", className = " + p.info.name + ", isSyncable = " 10190 + p.info.isSyncable); 10191 } 10192 } else { 10193 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10194 Slog.w(TAG, "Skipping provider name " + names[j] + 10195 " (in package " + pkg.applicationInfo.packageName + 10196 "): name already used by " 10197 + ((other != null && other.getComponentName() != null) 10198 ? other.getComponentName().getPackageName() : "?")); 10199 } 10200 } 10201 } 10202 if (chatty) { 10203 if (r == null) { 10204 r = new StringBuilder(256); 10205 } else { 10206 r.append(' '); 10207 } 10208 r.append(p.info.name); 10209 } 10210 } 10211 if (r != null) { 10212 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10213 } 10214 10215 N = pkg.services.size(); 10216 r = null; 10217 for (i=0; i<N; i++) { 10218 PackageParser.Service s = pkg.services.get(i); 10219 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10220 s.info.processName); 10221 mServices.addService(s); 10222 if (chatty) { 10223 if (r == null) { 10224 r = new StringBuilder(256); 10225 } else { 10226 r.append(' '); 10227 } 10228 r.append(s.info.name); 10229 } 10230 } 10231 if (r != null) { 10232 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10233 } 10234 10235 N = pkg.receivers.size(); 10236 r = null; 10237 for (i=0; i<N; i++) { 10238 PackageParser.Activity a = pkg.receivers.get(i); 10239 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10240 a.info.processName); 10241 mReceivers.addActivity(a, "receiver"); 10242 if (chatty) { 10243 if (r == null) { 10244 r = new StringBuilder(256); 10245 } else { 10246 r.append(' '); 10247 } 10248 r.append(a.info.name); 10249 } 10250 } 10251 if (r != null) { 10252 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10253 } 10254 10255 N = pkg.activities.size(); 10256 r = null; 10257 for (i=0; i<N; i++) { 10258 PackageParser.Activity a = pkg.activities.get(i); 10259 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10260 a.info.processName); 10261 mActivities.addActivity(a, "activity"); 10262 if (chatty) { 10263 if (r == null) { 10264 r = new StringBuilder(256); 10265 } else { 10266 r.append(' '); 10267 } 10268 r.append(a.info.name); 10269 } 10270 } 10271 if (r != null) { 10272 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10273 } 10274 10275 N = pkg.permissionGroups.size(); 10276 r = null; 10277 for (i=0; i<N; i++) { 10278 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10279 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10280 final String curPackageName = cur == null ? null : cur.info.packageName; 10281 // Dont allow ephemeral apps to define new permission groups. 10282 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10283 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10284 + pg.info.packageName 10285 + " ignored: instant apps cannot define new permission groups."); 10286 continue; 10287 } 10288 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10289 if (cur == null || isPackageUpdate) { 10290 mPermissionGroups.put(pg.info.name, pg); 10291 if (chatty) { 10292 if (r == null) { 10293 r = new StringBuilder(256); 10294 } else { 10295 r.append(' '); 10296 } 10297 if (isPackageUpdate) { 10298 r.append("UPD:"); 10299 } 10300 r.append(pg.info.name); 10301 } 10302 } else { 10303 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10304 + pg.info.packageName + " ignored: original from " 10305 + cur.info.packageName); 10306 if (chatty) { 10307 if (r == null) { 10308 r = new StringBuilder(256); 10309 } else { 10310 r.append(' '); 10311 } 10312 r.append("DUP:"); 10313 r.append(pg.info.name); 10314 } 10315 } 10316 } 10317 if (r != null) { 10318 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10319 } 10320 10321 N = pkg.permissions.size(); 10322 r = null; 10323 for (i=0; i<N; i++) { 10324 PackageParser.Permission p = pkg.permissions.get(i); 10325 10326 // Dont allow ephemeral apps to define new permissions. 10327 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10328 Slog.w(TAG, "Permission " + p.info.name + " from package " 10329 + p.info.packageName 10330 + " ignored: instant apps cannot define new permissions."); 10331 continue; 10332 } 10333 10334 // Assume by default that we did not install this permission into the system. 10335 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10336 10337 // Now that permission groups have a special meaning, we ignore permission 10338 // groups for legacy apps to prevent unexpected behavior. In particular, 10339 // permissions for one app being granted to someone just becase they happen 10340 // to be in a group defined by another app (before this had no implications). 10341 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10342 p.group = mPermissionGroups.get(p.info.group); 10343 // Warn for a permission in an unknown group. 10344 if (p.info.group != null && p.group == null) { 10345 Slog.w(TAG, "Permission " + p.info.name + " from package " 10346 + p.info.packageName + " in an unknown group " + p.info.group); 10347 } 10348 } 10349 10350 ArrayMap<String, BasePermission> permissionMap = 10351 p.tree ? mSettings.mPermissionTrees 10352 : mSettings.mPermissions; 10353 BasePermission bp = permissionMap.get(p.info.name); 10354 10355 // Allow system apps to redefine non-system permissions 10356 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10357 final boolean currentOwnerIsSystem = (bp.perm != null 10358 && isSystemApp(bp.perm.owner)); 10359 if (isSystemApp(p.owner)) { 10360 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10361 // It's a built-in permission and no owner, take ownership now 10362 bp.packageSetting = pkgSetting; 10363 bp.perm = p; 10364 bp.uid = pkg.applicationInfo.uid; 10365 bp.sourcePackage = p.info.packageName; 10366 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10367 } else if (!currentOwnerIsSystem) { 10368 String msg = "New decl " + p.owner + " of permission " 10369 + p.info.name + " is system; overriding " + bp.sourcePackage; 10370 reportSettingsProblem(Log.WARN, msg); 10371 bp = null; 10372 } 10373 } 10374 } 10375 10376 if (bp == null) { 10377 bp = new BasePermission(p.info.name, p.info.packageName, 10378 BasePermission.TYPE_NORMAL); 10379 permissionMap.put(p.info.name, bp); 10380 } 10381 10382 if (bp.perm == null) { 10383 if (bp.sourcePackage == null 10384 || bp.sourcePackage.equals(p.info.packageName)) { 10385 BasePermission tree = findPermissionTreeLP(p.info.name); 10386 if (tree == null 10387 || tree.sourcePackage.equals(p.info.packageName)) { 10388 bp.packageSetting = pkgSetting; 10389 bp.perm = p; 10390 bp.uid = pkg.applicationInfo.uid; 10391 bp.sourcePackage = p.info.packageName; 10392 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10393 if (chatty) { 10394 if (r == null) { 10395 r = new StringBuilder(256); 10396 } else { 10397 r.append(' '); 10398 } 10399 r.append(p.info.name); 10400 } 10401 } else { 10402 Slog.w(TAG, "Permission " + p.info.name + " from package " 10403 + p.info.packageName + " ignored: base tree " 10404 + tree.name + " is from package " 10405 + tree.sourcePackage); 10406 } 10407 } else { 10408 Slog.w(TAG, "Permission " + p.info.name + " from package " 10409 + p.info.packageName + " ignored: original from " 10410 + bp.sourcePackage); 10411 } 10412 } else if (chatty) { 10413 if (r == null) { 10414 r = new StringBuilder(256); 10415 } else { 10416 r.append(' '); 10417 } 10418 r.append("DUP:"); 10419 r.append(p.info.name); 10420 } 10421 if (bp.perm == p) { 10422 bp.protectionLevel = p.info.protectionLevel; 10423 } 10424 } 10425 10426 if (r != null) { 10427 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10428 } 10429 10430 N = pkg.instrumentation.size(); 10431 r = null; 10432 for (i=0; i<N; i++) { 10433 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10434 a.info.packageName = pkg.applicationInfo.packageName; 10435 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10436 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10437 a.info.splitNames = pkg.splitNames; 10438 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10439 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10440 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10441 a.info.dataDir = pkg.applicationInfo.dataDir; 10442 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10443 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10444 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10445 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10446 mInstrumentation.put(a.getComponentName(), a); 10447 if (chatty) { 10448 if (r == null) { 10449 r = new StringBuilder(256); 10450 } else { 10451 r.append(' '); 10452 } 10453 r.append(a.info.name); 10454 } 10455 } 10456 if (r != null) { 10457 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10458 } 10459 10460 if (pkg.protectedBroadcasts != null) { 10461 N = pkg.protectedBroadcasts.size(); 10462 for (i=0; i<N; i++) { 10463 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10464 } 10465 } 10466 } 10467 10468 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10469 } 10470 10471 /** 10472 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10473 * is derived purely on the basis of the contents of {@code scanFile} and 10474 * {@code cpuAbiOverride}. 10475 * 10476 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10477 */ 10478 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10479 String cpuAbiOverride, boolean extractLibs, 10480 File appLib32InstallDir) 10481 throws PackageManagerException { 10482 // Give ourselves some initial paths; we'll come back for another 10483 // pass once we've determined ABI below. 10484 setNativeLibraryPaths(pkg, appLib32InstallDir); 10485 10486 // We would never need to extract libs for forward-locked and external packages, 10487 // since the container service will do it for us. We shouldn't attempt to 10488 // extract libs from system app when it was not updated. 10489 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10490 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10491 extractLibs = false; 10492 } 10493 10494 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10495 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10496 10497 NativeLibraryHelper.Handle handle = null; 10498 try { 10499 handle = NativeLibraryHelper.Handle.create(pkg); 10500 // TODO(multiArch): This can be null for apps that didn't go through the 10501 // usual installation process. We can calculate it again, like we 10502 // do during install time. 10503 // 10504 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10505 // unnecessary. 10506 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10507 10508 // Null out the abis so that they can be recalculated. 10509 pkg.applicationInfo.primaryCpuAbi = null; 10510 pkg.applicationInfo.secondaryCpuAbi = null; 10511 if (isMultiArch(pkg.applicationInfo)) { 10512 // Warn if we've set an abiOverride for multi-lib packages.. 10513 // By definition, we need to copy both 32 and 64 bit libraries for 10514 // such packages. 10515 if (pkg.cpuAbiOverride != null 10516 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10517 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10518 } 10519 10520 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10521 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10522 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10523 if (extractLibs) { 10524 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10525 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10526 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10527 useIsaSpecificSubdirs); 10528 } else { 10529 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10530 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10531 } 10532 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10533 } 10534 10535 maybeThrowExceptionForMultiArchCopy( 10536 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10537 10538 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10539 if (extractLibs) { 10540 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10541 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10542 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10543 useIsaSpecificSubdirs); 10544 } else { 10545 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10546 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10547 } 10548 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10549 } 10550 10551 maybeThrowExceptionForMultiArchCopy( 10552 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10553 10554 if (abi64 >= 0) { 10555 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10556 } 10557 10558 if (abi32 >= 0) { 10559 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10560 if (abi64 >= 0) { 10561 if (pkg.use32bitAbi) { 10562 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10563 pkg.applicationInfo.primaryCpuAbi = abi; 10564 } else { 10565 pkg.applicationInfo.secondaryCpuAbi = abi; 10566 } 10567 } else { 10568 pkg.applicationInfo.primaryCpuAbi = abi; 10569 } 10570 } 10571 10572 } else { 10573 String[] abiList = (cpuAbiOverride != null) ? 10574 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10575 10576 // Enable gross and lame hacks for apps that are built with old 10577 // SDK tools. We must scan their APKs for renderscript bitcode and 10578 // not launch them if it's present. Don't bother checking on devices 10579 // that don't have 64 bit support. 10580 boolean needsRenderScriptOverride = false; 10581 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10582 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10583 abiList = Build.SUPPORTED_32_BIT_ABIS; 10584 needsRenderScriptOverride = true; 10585 } 10586 10587 final int copyRet; 10588 if (extractLibs) { 10589 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10590 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10591 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10592 } else { 10593 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10594 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10595 } 10596 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10597 10598 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10599 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10600 "Error unpackaging native libs for app, errorCode=" + copyRet); 10601 } 10602 10603 if (copyRet >= 0) { 10604 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10605 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10606 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10607 } else if (needsRenderScriptOverride) { 10608 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10609 } 10610 } 10611 } catch (IOException ioe) { 10612 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10613 } finally { 10614 IoUtils.closeQuietly(handle); 10615 } 10616 10617 // Now that we've calculated the ABIs and determined if it's an internal app, 10618 // we will go ahead and populate the nativeLibraryPath. 10619 setNativeLibraryPaths(pkg, appLib32InstallDir); 10620 } 10621 10622 /** 10623 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10624 * i.e, so that all packages can be run inside a single process if required. 10625 * 10626 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10627 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10628 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10629 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10630 * updating a package that belongs to a shared user. 10631 * 10632 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10633 * adds unnecessary complexity. 10634 */ 10635 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10636 PackageParser.Package scannedPackage) { 10637 String requiredInstructionSet = null; 10638 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10639 requiredInstructionSet = VMRuntime.getInstructionSet( 10640 scannedPackage.applicationInfo.primaryCpuAbi); 10641 } 10642 10643 PackageSetting requirer = null; 10644 for (PackageSetting ps : packagesForUser) { 10645 // If packagesForUser contains scannedPackage, we skip it. This will happen 10646 // when scannedPackage is an update of an existing package. Without this check, 10647 // we will never be able to change the ABI of any package belonging to a shared 10648 // user, even if it's compatible with other packages. 10649 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10650 if (ps.primaryCpuAbiString == null) { 10651 continue; 10652 } 10653 10654 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10655 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10656 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10657 // this but there's not much we can do. 10658 String errorMessage = "Instruction set mismatch, " 10659 + ((requirer == null) ? "[caller]" : requirer) 10660 + " requires " + requiredInstructionSet + " whereas " + ps 10661 + " requires " + instructionSet; 10662 Slog.w(TAG, errorMessage); 10663 } 10664 10665 if (requiredInstructionSet == null) { 10666 requiredInstructionSet = instructionSet; 10667 requirer = ps; 10668 } 10669 } 10670 } 10671 10672 if (requiredInstructionSet != null) { 10673 String adjustedAbi; 10674 if (requirer != null) { 10675 // requirer != null implies that either scannedPackage was null or that scannedPackage 10676 // did not require an ABI, in which case we have to adjust scannedPackage to match 10677 // the ABI of the set (which is the same as requirer's ABI) 10678 adjustedAbi = requirer.primaryCpuAbiString; 10679 if (scannedPackage != null) { 10680 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10681 } 10682 } else { 10683 // requirer == null implies that we're updating all ABIs in the set to 10684 // match scannedPackage. 10685 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10686 } 10687 10688 for (PackageSetting ps : packagesForUser) { 10689 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10690 if (ps.primaryCpuAbiString != null) { 10691 continue; 10692 } 10693 10694 ps.primaryCpuAbiString = adjustedAbi; 10695 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10696 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10697 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10698 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10699 + " (requirer=" 10700 + (requirer != null ? requirer.pkg : "null") 10701 + ", scannedPackage=" 10702 + (scannedPackage != null ? scannedPackage : "null") 10703 + ")"); 10704 try { 10705 mInstaller.rmdex(ps.codePathString, 10706 getDexCodeInstructionSet(getPreferredInstructionSet())); 10707 } catch (InstallerException ignored) { 10708 } 10709 } 10710 } 10711 } 10712 } 10713 } 10714 10715 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10716 synchronized (mPackages) { 10717 mResolverReplaced = true; 10718 // Set up information for custom user intent resolution activity. 10719 mResolveActivity.applicationInfo = pkg.applicationInfo; 10720 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10721 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10722 mResolveActivity.processName = pkg.applicationInfo.packageName; 10723 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10724 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10725 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10726 mResolveActivity.theme = 0; 10727 mResolveActivity.exported = true; 10728 mResolveActivity.enabled = true; 10729 mResolveInfo.activityInfo = mResolveActivity; 10730 mResolveInfo.priority = 0; 10731 mResolveInfo.preferredOrder = 0; 10732 mResolveInfo.match = 0; 10733 mResolveComponentName = mCustomResolverComponentName; 10734 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10735 mResolveComponentName); 10736 } 10737 } 10738 10739 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10740 if (installerActivity == null) { 10741 if (DEBUG_EPHEMERAL) { 10742 Slog.d(TAG, "Clear ephemeral installer activity"); 10743 } 10744 mInstantAppInstallerActivity = null; 10745 return; 10746 } 10747 10748 if (DEBUG_EPHEMERAL) { 10749 Slog.d(TAG, "Set ephemeral installer activity: " 10750 + installerActivity.getComponentName()); 10751 } 10752 // Set up information for ephemeral installer activity 10753 mInstantAppInstallerActivity = installerActivity; 10754 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10755 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10756 mInstantAppInstallerActivity.exported = true; 10757 mInstantAppInstallerActivity.enabled = true; 10758 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10759 mInstantAppInstallerInfo.priority = 0; 10760 mInstantAppInstallerInfo.preferredOrder = 1; 10761 mInstantAppInstallerInfo.isDefault = true; 10762 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10763 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10764 } 10765 10766 private static String calculateBundledApkRoot(final String codePathString) { 10767 final File codePath = new File(codePathString); 10768 final File codeRoot; 10769 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10770 codeRoot = Environment.getRootDirectory(); 10771 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10772 codeRoot = Environment.getOemDirectory(); 10773 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10774 codeRoot = Environment.getVendorDirectory(); 10775 } else { 10776 // Unrecognized code path; take its top real segment as the apk root: 10777 // e.g. /something/app/blah.apk => /something 10778 try { 10779 File f = codePath.getCanonicalFile(); 10780 File parent = f.getParentFile(); // non-null because codePath is a file 10781 File tmp; 10782 while ((tmp = parent.getParentFile()) != null) { 10783 f = parent; 10784 parent = tmp; 10785 } 10786 codeRoot = f; 10787 Slog.w(TAG, "Unrecognized code path " 10788 + codePath + " - using " + codeRoot); 10789 } catch (IOException e) { 10790 // Can't canonicalize the code path -- shenanigans? 10791 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10792 return Environment.getRootDirectory().getPath(); 10793 } 10794 } 10795 return codeRoot.getPath(); 10796 } 10797 10798 /** 10799 * Derive and set the location of native libraries for the given package, 10800 * which varies depending on where and how the package was installed. 10801 */ 10802 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10803 final ApplicationInfo info = pkg.applicationInfo; 10804 final String codePath = pkg.codePath; 10805 final File codeFile = new File(codePath); 10806 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10807 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10808 10809 info.nativeLibraryRootDir = null; 10810 info.nativeLibraryRootRequiresIsa = false; 10811 info.nativeLibraryDir = null; 10812 info.secondaryNativeLibraryDir = null; 10813 10814 if (isApkFile(codeFile)) { 10815 // Monolithic install 10816 if (bundledApp) { 10817 // If "/system/lib64/apkname" exists, assume that is the per-package 10818 // native library directory to use; otherwise use "/system/lib/apkname". 10819 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10820 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10821 getPrimaryInstructionSet(info)); 10822 10823 // This is a bundled system app so choose the path based on the ABI. 10824 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10825 // is just the default path. 10826 final String apkName = deriveCodePathName(codePath); 10827 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10828 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10829 apkName).getAbsolutePath(); 10830 10831 if (info.secondaryCpuAbi != null) { 10832 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10833 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10834 secondaryLibDir, apkName).getAbsolutePath(); 10835 } 10836 } else if (asecApp) { 10837 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10838 .getAbsolutePath(); 10839 } else { 10840 final String apkName = deriveCodePathName(codePath); 10841 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10842 .getAbsolutePath(); 10843 } 10844 10845 info.nativeLibraryRootRequiresIsa = false; 10846 info.nativeLibraryDir = info.nativeLibraryRootDir; 10847 } else { 10848 // Cluster install 10849 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10850 info.nativeLibraryRootRequiresIsa = true; 10851 10852 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10853 getPrimaryInstructionSet(info)).getAbsolutePath(); 10854 10855 if (info.secondaryCpuAbi != null) { 10856 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10857 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10858 } 10859 } 10860 } 10861 10862 /** 10863 * Calculate the abis and roots for a bundled app. These can uniquely 10864 * be determined from the contents of the system partition, i.e whether 10865 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10866 * of this information, and instead assume that the system was built 10867 * sensibly. 10868 */ 10869 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10870 PackageSetting pkgSetting) { 10871 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10872 10873 // If "/system/lib64/apkname" exists, assume that is the per-package 10874 // native library directory to use; otherwise use "/system/lib/apkname". 10875 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10876 setBundledAppAbi(pkg, apkRoot, apkName); 10877 // pkgSetting might be null during rescan following uninstall of updates 10878 // to a bundled app, so accommodate that possibility. The settings in 10879 // that case will be established later from the parsed package. 10880 // 10881 // If the settings aren't null, sync them up with what we've just derived. 10882 // note that apkRoot isn't stored in the package settings. 10883 if (pkgSetting != null) { 10884 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10885 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10886 } 10887 } 10888 10889 /** 10890 * Deduces the ABI of a bundled app and sets the relevant fields on the 10891 * parsed pkg object. 10892 * 10893 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10894 * under which system libraries are installed. 10895 * @param apkName the name of the installed package. 10896 */ 10897 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10898 final File codeFile = new File(pkg.codePath); 10899 10900 final boolean has64BitLibs; 10901 final boolean has32BitLibs; 10902 if (isApkFile(codeFile)) { 10903 // Monolithic install 10904 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10905 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10906 } else { 10907 // Cluster install 10908 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10909 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10910 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10911 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10912 has64BitLibs = (new File(rootDir, isa)).exists(); 10913 } else { 10914 has64BitLibs = false; 10915 } 10916 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10917 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10918 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10919 has32BitLibs = (new File(rootDir, isa)).exists(); 10920 } else { 10921 has32BitLibs = false; 10922 } 10923 } 10924 10925 if (has64BitLibs && !has32BitLibs) { 10926 // The package has 64 bit libs, but not 32 bit libs. Its primary 10927 // ABI should be 64 bit. We can safely assume here that the bundled 10928 // native libraries correspond to the most preferred ABI in the list. 10929 10930 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10931 pkg.applicationInfo.secondaryCpuAbi = null; 10932 } else if (has32BitLibs && !has64BitLibs) { 10933 // The package has 32 bit libs but not 64 bit libs. Its primary 10934 // ABI should be 32 bit. 10935 10936 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10937 pkg.applicationInfo.secondaryCpuAbi = null; 10938 } else if (has32BitLibs && has64BitLibs) { 10939 // The application has both 64 and 32 bit bundled libraries. We check 10940 // here that the app declares multiArch support, and warn if it doesn't. 10941 // 10942 // We will be lenient here and record both ABIs. The primary will be the 10943 // ABI that's higher on the list, i.e, a device that's configured to prefer 10944 // 64 bit apps will see a 64 bit primary ABI, 10945 10946 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10947 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10948 } 10949 10950 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10951 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10952 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10953 } else { 10954 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10955 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10956 } 10957 } else { 10958 pkg.applicationInfo.primaryCpuAbi = null; 10959 pkg.applicationInfo.secondaryCpuAbi = null; 10960 } 10961 } 10962 10963 private void killApplication(String pkgName, int appId, String reason) { 10964 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10965 } 10966 10967 private void killApplication(String pkgName, int appId, int userId, String reason) { 10968 // Request the ActivityManager to kill the process(only for existing packages) 10969 // so that we do not end up in a confused state while the user is still using the older 10970 // version of the application while the new one gets installed. 10971 final long token = Binder.clearCallingIdentity(); 10972 try { 10973 IActivityManager am = ActivityManager.getService(); 10974 if (am != null) { 10975 try { 10976 am.killApplication(pkgName, appId, userId, reason); 10977 } catch (RemoteException e) { 10978 } 10979 } 10980 } finally { 10981 Binder.restoreCallingIdentity(token); 10982 } 10983 } 10984 10985 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10986 // Remove the parent package setting 10987 PackageSetting ps = (PackageSetting) pkg.mExtras; 10988 if (ps != null) { 10989 removePackageLI(ps, chatty); 10990 } 10991 // Remove the child package setting 10992 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10993 for (int i = 0; i < childCount; i++) { 10994 PackageParser.Package childPkg = pkg.childPackages.get(i); 10995 ps = (PackageSetting) childPkg.mExtras; 10996 if (ps != null) { 10997 removePackageLI(ps, chatty); 10998 } 10999 } 11000 } 11001 11002 void removePackageLI(PackageSetting ps, boolean chatty) { 11003 if (DEBUG_INSTALL) { 11004 if (chatty) 11005 Log.d(TAG, "Removing package " + ps.name); 11006 } 11007 11008 // writer 11009 synchronized (mPackages) { 11010 mPackages.remove(ps.name); 11011 final PackageParser.Package pkg = ps.pkg; 11012 if (pkg != null) { 11013 cleanPackageDataStructuresLILPw(pkg, chatty); 11014 } 11015 } 11016 } 11017 11018 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11019 if (DEBUG_INSTALL) { 11020 if (chatty) 11021 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11022 } 11023 11024 // writer 11025 synchronized (mPackages) { 11026 // Remove the parent package 11027 mPackages.remove(pkg.applicationInfo.packageName); 11028 cleanPackageDataStructuresLILPw(pkg, chatty); 11029 11030 // Remove the child packages 11031 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11032 for (int i = 0; i < childCount; i++) { 11033 PackageParser.Package childPkg = pkg.childPackages.get(i); 11034 mPackages.remove(childPkg.applicationInfo.packageName); 11035 cleanPackageDataStructuresLILPw(childPkg, chatty); 11036 } 11037 } 11038 } 11039 11040 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11041 int N = pkg.providers.size(); 11042 StringBuilder r = null; 11043 int i; 11044 for (i=0; i<N; i++) { 11045 PackageParser.Provider p = pkg.providers.get(i); 11046 mProviders.removeProvider(p); 11047 if (p.info.authority == null) { 11048 11049 /* There was another ContentProvider with this authority when 11050 * this app was installed so this authority is null, 11051 * Ignore it as we don't have to unregister the provider. 11052 */ 11053 continue; 11054 } 11055 String names[] = p.info.authority.split(";"); 11056 for (int j = 0; j < names.length; j++) { 11057 if (mProvidersByAuthority.get(names[j]) == p) { 11058 mProvidersByAuthority.remove(names[j]); 11059 if (DEBUG_REMOVE) { 11060 if (chatty) 11061 Log.d(TAG, "Unregistered content provider: " + names[j] 11062 + ", className = " + p.info.name + ", isSyncable = " 11063 + p.info.isSyncable); 11064 } 11065 } 11066 } 11067 if (DEBUG_REMOVE && chatty) { 11068 if (r == null) { 11069 r = new StringBuilder(256); 11070 } else { 11071 r.append(' '); 11072 } 11073 r.append(p.info.name); 11074 } 11075 } 11076 if (r != null) { 11077 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11078 } 11079 11080 N = pkg.services.size(); 11081 r = null; 11082 for (i=0; i<N; i++) { 11083 PackageParser.Service s = pkg.services.get(i); 11084 mServices.removeService(s); 11085 if (chatty) { 11086 if (r == null) { 11087 r = new StringBuilder(256); 11088 } else { 11089 r.append(' '); 11090 } 11091 r.append(s.info.name); 11092 } 11093 } 11094 if (r != null) { 11095 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11096 } 11097 11098 N = pkg.receivers.size(); 11099 r = null; 11100 for (i=0; i<N; i++) { 11101 PackageParser.Activity a = pkg.receivers.get(i); 11102 mReceivers.removeActivity(a, "receiver"); 11103 if (DEBUG_REMOVE && chatty) { 11104 if (r == null) { 11105 r = new StringBuilder(256); 11106 } else { 11107 r.append(' '); 11108 } 11109 r.append(a.info.name); 11110 } 11111 } 11112 if (r != null) { 11113 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11114 } 11115 11116 N = pkg.activities.size(); 11117 r = null; 11118 for (i=0; i<N; i++) { 11119 PackageParser.Activity a = pkg.activities.get(i); 11120 mActivities.removeActivity(a, "activity"); 11121 if (DEBUG_REMOVE && chatty) { 11122 if (r == null) { 11123 r = new StringBuilder(256); 11124 } else { 11125 r.append(' '); 11126 } 11127 r.append(a.info.name); 11128 } 11129 } 11130 if (r != null) { 11131 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11132 } 11133 11134 N = pkg.permissions.size(); 11135 r = null; 11136 for (i=0; i<N; i++) { 11137 PackageParser.Permission p = pkg.permissions.get(i); 11138 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11139 if (bp == null) { 11140 bp = mSettings.mPermissionTrees.get(p.info.name); 11141 } 11142 if (bp != null && bp.perm == p) { 11143 bp.perm = null; 11144 if (DEBUG_REMOVE && chatty) { 11145 if (r == null) { 11146 r = new StringBuilder(256); 11147 } else { 11148 r.append(' '); 11149 } 11150 r.append(p.info.name); 11151 } 11152 } 11153 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11154 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11155 if (appOpPkgs != null) { 11156 appOpPkgs.remove(pkg.packageName); 11157 } 11158 } 11159 } 11160 if (r != null) { 11161 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11162 } 11163 11164 N = pkg.requestedPermissions.size(); 11165 r = null; 11166 for (i=0; i<N; i++) { 11167 String perm = pkg.requestedPermissions.get(i); 11168 BasePermission bp = mSettings.mPermissions.get(perm); 11169 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11170 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11171 if (appOpPkgs != null) { 11172 appOpPkgs.remove(pkg.packageName); 11173 if (appOpPkgs.isEmpty()) { 11174 mAppOpPermissionPackages.remove(perm); 11175 } 11176 } 11177 } 11178 } 11179 if (r != null) { 11180 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11181 } 11182 11183 N = pkg.instrumentation.size(); 11184 r = null; 11185 for (i=0; i<N; i++) { 11186 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11187 mInstrumentation.remove(a.getComponentName()); 11188 if (DEBUG_REMOVE && chatty) { 11189 if (r == null) { 11190 r = new StringBuilder(256); 11191 } else { 11192 r.append(' '); 11193 } 11194 r.append(a.info.name); 11195 } 11196 } 11197 if (r != null) { 11198 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11199 } 11200 11201 r = null; 11202 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11203 // Only system apps can hold shared libraries. 11204 if (pkg.libraryNames != null) { 11205 for (i = 0; i < pkg.libraryNames.size(); i++) { 11206 String name = pkg.libraryNames.get(i); 11207 if (removeSharedLibraryLPw(name, 0)) { 11208 if (DEBUG_REMOVE && chatty) { 11209 if (r == null) { 11210 r = new StringBuilder(256); 11211 } else { 11212 r.append(' '); 11213 } 11214 r.append(name); 11215 } 11216 } 11217 } 11218 } 11219 } 11220 11221 r = null; 11222 11223 // Any package can hold static shared libraries. 11224 if (pkg.staticSharedLibName != null) { 11225 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11226 if (DEBUG_REMOVE && chatty) { 11227 if (r == null) { 11228 r = new StringBuilder(256); 11229 } else { 11230 r.append(' '); 11231 } 11232 r.append(pkg.staticSharedLibName); 11233 } 11234 } 11235 } 11236 11237 if (r != null) { 11238 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11239 } 11240 } 11241 11242 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11243 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11244 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11245 return true; 11246 } 11247 } 11248 return false; 11249 } 11250 11251 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11252 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11253 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11254 11255 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11256 // Update the parent permissions 11257 updatePermissionsLPw(pkg.packageName, pkg, flags); 11258 // Update the child permissions 11259 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11260 for (int i = 0; i < childCount; i++) { 11261 PackageParser.Package childPkg = pkg.childPackages.get(i); 11262 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11263 } 11264 } 11265 11266 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11267 int flags) { 11268 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11269 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11270 } 11271 11272 private void updatePermissionsLPw(String changingPkg, 11273 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11274 // Make sure there are no dangling permission trees. 11275 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11276 while (it.hasNext()) { 11277 final BasePermission bp = it.next(); 11278 if (bp.packageSetting == null) { 11279 // We may not yet have parsed the package, so just see if 11280 // we still know about its settings. 11281 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11282 } 11283 if (bp.packageSetting == null) { 11284 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11285 + " from package " + bp.sourcePackage); 11286 it.remove(); 11287 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11288 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11289 Slog.i(TAG, "Removing old permission tree: " + bp.name 11290 + " from package " + bp.sourcePackage); 11291 flags |= UPDATE_PERMISSIONS_ALL; 11292 it.remove(); 11293 } 11294 } 11295 } 11296 11297 // Make sure all dynamic permissions have been assigned to a package, 11298 // and make sure there are no dangling permissions. 11299 it = mSettings.mPermissions.values().iterator(); 11300 while (it.hasNext()) { 11301 final BasePermission bp = it.next(); 11302 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11303 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11304 + bp.name + " pkg=" + bp.sourcePackage 11305 + " info=" + bp.pendingInfo); 11306 if (bp.packageSetting == null && bp.pendingInfo != null) { 11307 final BasePermission tree = findPermissionTreeLP(bp.name); 11308 if (tree != null && tree.perm != null) { 11309 bp.packageSetting = tree.packageSetting; 11310 bp.perm = new PackageParser.Permission(tree.perm.owner, 11311 new PermissionInfo(bp.pendingInfo)); 11312 bp.perm.info.packageName = tree.perm.info.packageName; 11313 bp.perm.info.name = bp.name; 11314 bp.uid = tree.uid; 11315 } 11316 } 11317 } 11318 if (bp.packageSetting == null) { 11319 // We may not yet have parsed the package, so just see if 11320 // we still know about its settings. 11321 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11322 } 11323 if (bp.packageSetting == null) { 11324 Slog.w(TAG, "Removing dangling permission: " + bp.name 11325 + " from package " + bp.sourcePackage); 11326 it.remove(); 11327 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11328 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11329 Slog.i(TAG, "Removing old permission: " + bp.name 11330 + " from package " + bp.sourcePackage); 11331 flags |= UPDATE_PERMISSIONS_ALL; 11332 it.remove(); 11333 } 11334 } 11335 } 11336 11337 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11338 // Now update the permissions for all packages, in particular 11339 // replace the granted permissions of the system packages. 11340 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11341 for (PackageParser.Package pkg : mPackages.values()) { 11342 if (pkg != pkgInfo) { 11343 // Only replace for packages on requested volume 11344 final String volumeUuid = getVolumeUuidForPackage(pkg); 11345 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11346 && Objects.equals(replaceVolumeUuid, volumeUuid); 11347 grantPermissionsLPw(pkg, replace, changingPkg); 11348 } 11349 } 11350 } 11351 11352 if (pkgInfo != null) { 11353 // Only replace for packages on requested volume 11354 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11355 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11356 && Objects.equals(replaceVolumeUuid, volumeUuid); 11357 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11358 } 11359 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11360 } 11361 11362 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11363 String packageOfInterest) { 11364 // IMPORTANT: There are two types of permissions: install and runtime. 11365 // Install time permissions are granted when the app is installed to 11366 // all device users and users added in the future. Runtime permissions 11367 // are granted at runtime explicitly to specific users. Normal and signature 11368 // protected permissions are install time permissions. Dangerous permissions 11369 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11370 // otherwise they are runtime permissions. This function does not manage 11371 // runtime permissions except for the case an app targeting Lollipop MR1 11372 // being upgraded to target a newer SDK, in which case dangerous permissions 11373 // are transformed from install time to runtime ones. 11374 11375 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11376 if (ps == null) { 11377 return; 11378 } 11379 11380 PermissionsState permissionsState = ps.getPermissionsState(); 11381 PermissionsState origPermissions = permissionsState; 11382 11383 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11384 11385 boolean runtimePermissionsRevoked = false; 11386 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11387 11388 boolean changedInstallPermission = false; 11389 11390 if (replace) { 11391 ps.installPermissionsFixed = false; 11392 if (!ps.isSharedUser()) { 11393 origPermissions = new PermissionsState(permissionsState); 11394 permissionsState.reset(); 11395 } else { 11396 // We need to know only about runtime permission changes since the 11397 // calling code always writes the install permissions state but 11398 // the runtime ones are written only if changed. The only cases of 11399 // changed runtime permissions here are promotion of an install to 11400 // runtime and revocation of a runtime from a shared user. 11401 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11402 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11403 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11404 runtimePermissionsRevoked = true; 11405 } 11406 } 11407 } 11408 11409 permissionsState.setGlobalGids(mGlobalGids); 11410 11411 final int N = pkg.requestedPermissions.size(); 11412 for (int i=0; i<N; i++) { 11413 final String name = pkg.requestedPermissions.get(i); 11414 final BasePermission bp = mSettings.mPermissions.get(name); 11415 11416 if (DEBUG_INSTALL) { 11417 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11418 } 11419 11420 if (bp == null || bp.packageSetting == null) { 11421 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11422 Slog.w(TAG, "Unknown permission " + name 11423 + " in package " + pkg.packageName); 11424 } 11425 continue; 11426 } 11427 11428 11429 // Limit ephemeral apps to ephemeral allowed permissions. 11430 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11431 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11432 + pkg.packageName); 11433 continue; 11434 } 11435 11436 final String perm = bp.name; 11437 boolean allowedSig = false; 11438 int grant = GRANT_DENIED; 11439 11440 // Keep track of app op permissions. 11441 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11442 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11443 if (pkgs == null) { 11444 pkgs = new ArraySet<>(); 11445 mAppOpPermissionPackages.put(bp.name, pkgs); 11446 } 11447 pkgs.add(pkg.packageName); 11448 } 11449 11450 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11451 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11452 >= Build.VERSION_CODES.M; 11453 switch (level) { 11454 case PermissionInfo.PROTECTION_NORMAL: { 11455 // For all apps normal permissions are install time ones. 11456 grant = GRANT_INSTALL; 11457 } break; 11458 11459 case PermissionInfo.PROTECTION_DANGEROUS: { 11460 // If a permission review is required for legacy apps we represent 11461 // their permissions as always granted runtime ones since we need 11462 // to keep the review required permission flag per user while an 11463 // install permission's state is shared across all users. 11464 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11465 // For legacy apps dangerous permissions are install time ones. 11466 grant = GRANT_INSTALL; 11467 } else if (origPermissions.hasInstallPermission(bp.name)) { 11468 // For legacy apps that became modern, install becomes runtime. 11469 grant = GRANT_UPGRADE; 11470 } else if (mPromoteSystemApps 11471 && isSystemApp(ps) 11472 && mExistingSystemPackages.contains(ps.name)) { 11473 // For legacy system apps, install becomes runtime. 11474 // We cannot check hasInstallPermission() for system apps since those 11475 // permissions were granted implicitly and not persisted pre-M. 11476 grant = GRANT_UPGRADE; 11477 } else { 11478 // For modern apps keep runtime permissions unchanged. 11479 grant = GRANT_RUNTIME; 11480 } 11481 } break; 11482 11483 case PermissionInfo.PROTECTION_SIGNATURE: { 11484 // For all apps signature permissions are install time ones. 11485 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11486 if (allowedSig) { 11487 grant = GRANT_INSTALL; 11488 } 11489 } break; 11490 } 11491 11492 if (DEBUG_INSTALL) { 11493 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11494 } 11495 11496 if (grant != GRANT_DENIED) { 11497 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11498 // If this is an existing, non-system package, then 11499 // we can't add any new permissions to it. 11500 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11501 // Except... if this is a permission that was added 11502 // to the platform (note: need to only do this when 11503 // updating the platform). 11504 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11505 grant = GRANT_DENIED; 11506 } 11507 } 11508 } 11509 11510 switch (grant) { 11511 case GRANT_INSTALL: { 11512 // Revoke this as runtime permission to handle the case of 11513 // a runtime permission being downgraded to an install one. 11514 // Also in permission review mode we keep dangerous permissions 11515 // for legacy apps 11516 for (int userId : UserManagerService.getInstance().getUserIds()) { 11517 if (origPermissions.getRuntimePermissionState( 11518 bp.name, userId) != null) { 11519 // Revoke the runtime permission and clear the flags. 11520 origPermissions.revokeRuntimePermission(bp, userId); 11521 origPermissions.updatePermissionFlags(bp, userId, 11522 PackageManager.MASK_PERMISSION_FLAGS, 0); 11523 // If we revoked a permission permission, we have to write. 11524 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11525 changedRuntimePermissionUserIds, userId); 11526 } 11527 } 11528 // Grant an install permission. 11529 if (permissionsState.grantInstallPermission(bp) != 11530 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11531 changedInstallPermission = true; 11532 } 11533 } break; 11534 11535 case GRANT_RUNTIME: { 11536 // Grant previously granted runtime permissions. 11537 for (int userId : UserManagerService.getInstance().getUserIds()) { 11538 PermissionState permissionState = origPermissions 11539 .getRuntimePermissionState(bp.name, userId); 11540 int flags = permissionState != null 11541 ? permissionState.getFlags() : 0; 11542 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11543 // Don't propagate the permission in a permission review mode if 11544 // the former was revoked, i.e. marked to not propagate on upgrade. 11545 // Note that in a permission review mode install permissions are 11546 // represented as constantly granted runtime ones since we need to 11547 // keep a per user state associated with the permission. Also the 11548 // revoke on upgrade flag is no longer applicable and is reset. 11549 final boolean revokeOnUpgrade = (flags & PackageManager 11550 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11551 if (revokeOnUpgrade) { 11552 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11553 // Since we changed the flags, we have to write. 11554 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11555 changedRuntimePermissionUserIds, userId); 11556 } 11557 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11558 if (permissionsState.grantRuntimePermission(bp, userId) == 11559 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11560 // If we cannot put the permission as it was, 11561 // we have to write. 11562 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11563 changedRuntimePermissionUserIds, userId); 11564 } 11565 } 11566 11567 // If the app supports runtime permissions no need for a review. 11568 if (mPermissionReviewRequired 11569 && appSupportsRuntimePermissions 11570 && (flags & PackageManager 11571 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11572 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11573 // Since we changed the flags, we have to write. 11574 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11575 changedRuntimePermissionUserIds, userId); 11576 } 11577 } else if (mPermissionReviewRequired 11578 && !appSupportsRuntimePermissions) { 11579 // For legacy apps that need a permission review, every new 11580 // runtime permission is granted but it is pending a review. 11581 // We also need to review only platform defined runtime 11582 // permissions as these are the only ones the platform knows 11583 // how to disable the API to simulate revocation as legacy 11584 // apps don't expect to run with revoked permissions. 11585 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11586 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11587 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11588 // We changed the flags, hence have to write. 11589 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11590 changedRuntimePermissionUserIds, userId); 11591 } 11592 } 11593 if (permissionsState.grantRuntimePermission(bp, userId) 11594 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11595 // We changed the permission, hence have to write. 11596 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11597 changedRuntimePermissionUserIds, userId); 11598 } 11599 } 11600 // Propagate the permission flags. 11601 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11602 } 11603 } break; 11604 11605 case GRANT_UPGRADE: { 11606 // Grant runtime permissions for a previously held install permission. 11607 PermissionState permissionState = origPermissions 11608 .getInstallPermissionState(bp.name); 11609 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11610 11611 if (origPermissions.revokeInstallPermission(bp) 11612 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11613 // We will be transferring the permission flags, so clear them. 11614 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11615 PackageManager.MASK_PERMISSION_FLAGS, 0); 11616 changedInstallPermission = true; 11617 } 11618 11619 // If the permission is not to be promoted to runtime we ignore it and 11620 // also its other flags as they are not applicable to install permissions. 11621 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11622 for (int userId : currentUserIds) { 11623 if (permissionsState.grantRuntimePermission(bp, userId) != 11624 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11625 // Transfer the permission flags. 11626 permissionsState.updatePermissionFlags(bp, userId, 11627 flags, flags); 11628 // If we granted the permission, we have to write. 11629 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11630 changedRuntimePermissionUserIds, userId); 11631 } 11632 } 11633 } 11634 } break; 11635 11636 default: { 11637 if (packageOfInterest == null 11638 || packageOfInterest.equals(pkg.packageName)) { 11639 Slog.w(TAG, "Not granting permission " + perm 11640 + " to package " + pkg.packageName 11641 + " because it was previously installed without"); 11642 } 11643 } break; 11644 } 11645 } else { 11646 if (permissionsState.revokeInstallPermission(bp) != 11647 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11648 // Also drop the permission flags. 11649 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11650 PackageManager.MASK_PERMISSION_FLAGS, 0); 11651 changedInstallPermission = true; 11652 Slog.i(TAG, "Un-granting permission " + perm 11653 + " from package " + pkg.packageName 11654 + " (protectionLevel=" + bp.protectionLevel 11655 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11656 + ")"); 11657 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11658 // Don't print warning for app op permissions, since it is fine for them 11659 // not to be granted, there is a UI for the user to decide. 11660 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11661 Slog.w(TAG, "Not granting permission " + perm 11662 + " to package " + pkg.packageName 11663 + " (protectionLevel=" + bp.protectionLevel 11664 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11665 + ")"); 11666 } 11667 } 11668 } 11669 } 11670 11671 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11672 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11673 // This is the first that we have heard about this package, so the 11674 // permissions we have now selected are fixed until explicitly 11675 // changed. 11676 ps.installPermissionsFixed = true; 11677 } 11678 11679 // Persist the runtime permissions state for users with changes. If permissions 11680 // were revoked because no app in the shared user declares them we have to 11681 // write synchronously to avoid losing runtime permissions state. 11682 for (int userId : changedRuntimePermissionUserIds) { 11683 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11684 } 11685 } 11686 11687 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11688 boolean allowed = false; 11689 final int NP = PackageParser.NEW_PERMISSIONS.length; 11690 for (int ip=0; ip<NP; ip++) { 11691 final PackageParser.NewPermissionInfo npi 11692 = PackageParser.NEW_PERMISSIONS[ip]; 11693 if (npi.name.equals(perm) 11694 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11695 allowed = true; 11696 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11697 + pkg.packageName); 11698 break; 11699 } 11700 } 11701 return allowed; 11702 } 11703 11704 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11705 BasePermission bp, PermissionsState origPermissions) { 11706 boolean privilegedPermission = (bp.protectionLevel 11707 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11708 boolean privappPermissionsDisable = 11709 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11710 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11711 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11712 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11713 && !platformPackage && platformPermission) { 11714 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11715 .getPrivAppPermissions(pkg.packageName); 11716 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11717 if (!whitelisted) { 11718 Slog.w(TAG, "Privileged permission " + perm + " for package " 11719 + pkg.packageName + " - not in privapp-permissions whitelist"); 11720 // Only report violations for apps on system image 11721 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11722 if (mPrivappPermissionsViolations == null) { 11723 mPrivappPermissionsViolations = new ArraySet<>(); 11724 } 11725 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11726 } 11727 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11728 return false; 11729 } 11730 } 11731 } 11732 boolean allowed = (compareSignatures( 11733 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11734 == PackageManager.SIGNATURE_MATCH) 11735 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11736 == PackageManager.SIGNATURE_MATCH); 11737 if (!allowed && privilegedPermission) { 11738 if (isSystemApp(pkg)) { 11739 // For updated system applications, a system permission 11740 // is granted only if it had been defined by the original application. 11741 if (pkg.isUpdatedSystemApp()) { 11742 final PackageSetting sysPs = mSettings 11743 .getDisabledSystemPkgLPr(pkg.packageName); 11744 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11745 // If the original was granted this permission, we take 11746 // that grant decision as read and propagate it to the 11747 // update. 11748 if (sysPs.isPrivileged()) { 11749 allowed = true; 11750 } 11751 } else { 11752 // The system apk may have been updated with an older 11753 // version of the one on the data partition, but which 11754 // granted a new system permission that it didn't have 11755 // before. In this case we do want to allow the app to 11756 // now get the new permission if the ancestral apk is 11757 // privileged to get it. 11758 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11759 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11760 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11761 allowed = true; 11762 break; 11763 } 11764 } 11765 } 11766 // Also if a privileged parent package on the system image or any of 11767 // its children requested a privileged permission, the updated child 11768 // packages can also get the permission. 11769 if (pkg.parentPackage != null) { 11770 final PackageSetting disabledSysParentPs = mSettings 11771 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11772 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11773 && disabledSysParentPs.isPrivileged()) { 11774 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11775 allowed = true; 11776 } else if (disabledSysParentPs.pkg.childPackages != null) { 11777 final int count = disabledSysParentPs.pkg.childPackages.size(); 11778 for (int i = 0; i < count; i++) { 11779 PackageParser.Package disabledSysChildPkg = 11780 disabledSysParentPs.pkg.childPackages.get(i); 11781 if (isPackageRequestingPermission(disabledSysChildPkg, 11782 perm)) { 11783 allowed = true; 11784 break; 11785 } 11786 } 11787 } 11788 } 11789 } 11790 } 11791 } else { 11792 allowed = isPrivilegedApp(pkg); 11793 } 11794 } 11795 } 11796 if (!allowed) { 11797 if (!allowed && (bp.protectionLevel 11798 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11799 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11800 // If this was a previously normal/dangerous permission that got moved 11801 // to a system permission as part of the runtime permission redesign, then 11802 // we still want to blindly grant it to old apps. 11803 allowed = true; 11804 } 11805 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11806 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11807 // If this permission is to be granted to the system installer and 11808 // this app is an installer, then it gets the permission. 11809 allowed = true; 11810 } 11811 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11812 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11813 // If this permission is to be granted to the system verifier and 11814 // this app is a verifier, then it gets the permission. 11815 allowed = true; 11816 } 11817 if (!allowed && (bp.protectionLevel 11818 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11819 && isSystemApp(pkg)) { 11820 // Any pre-installed system app is allowed to get this permission. 11821 allowed = true; 11822 } 11823 if (!allowed && (bp.protectionLevel 11824 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11825 // For development permissions, a development permission 11826 // is granted only if it was already granted. 11827 allowed = origPermissions.hasInstallPermission(perm); 11828 } 11829 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11830 && pkg.packageName.equals(mSetupWizardPackage)) { 11831 // If this permission is to be granted to the system setup wizard and 11832 // this app is a setup wizard, then it gets the permission. 11833 allowed = true; 11834 } 11835 } 11836 return allowed; 11837 } 11838 11839 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11840 final int permCount = pkg.requestedPermissions.size(); 11841 for (int j = 0; j < permCount; j++) { 11842 String requestedPermission = pkg.requestedPermissions.get(j); 11843 if (permission.equals(requestedPermission)) { 11844 return true; 11845 } 11846 } 11847 return false; 11848 } 11849 11850 final class ActivityIntentResolver 11851 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11852 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11853 boolean defaultOnly, int userId) { 11854 if (!sUserManager.exists(userId)) return null; 11855 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11856 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11857 } 11858 11859 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11860 int userId) { 11861 if (!sUserManager.exists(userId)) return null; 11862 mFlags = flags; 11863 return super.queryIntent(intent, resolvedType, 11864 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11865 userId); 11866 } 11867 11868 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11869 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11870 if (!sUserManager.exists(userId)) return null; 11871 if (packageActivities == null) { 11872 return null; 11873 } 11874 mFlags = flags; 11875 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11876 final int N = packageActivities.size(); 11877 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11878 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11879 11880 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11881 for (int i = 0; i < N; ++i) { 11882 intentFilters = packageActivities.get(i).intents; 11883 if (intentFilters != null && intentFilters.size() > 0) { 11884 PackageParser.ActivityIntentInfo[] array = 11885 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11886 intentFilters.toArray(array); 11887 listCut.add(array); 11888 } 11889 } 11890 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11891 } 11892 11893 /** 11894 * Finds a privileged activity that matches the specified activity names. 11895 */ 11896 private PackageParser.Activity findMatchingActivity( 11897 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11898 for (PackageParser.Activity sysActivity : activityList) { 11899 if (sysActivity.info.name.equals(activityInfo.name)) { 11900 return sysActivity; 11901 } 11902 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11903 return sysActivity; 11904 } 11905 if (sysActivity.info.targetActivity != null) { 11906 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11907 return sysActivity; 11908 } 11909 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11910 return sysActivity; 11911 } 11912 } 11913 } 11914 return null; 11915 } 11916 11917 public class IterGenerator<E> { 11918 public Iterator<E> generate(ActivityIntentInfo info) { 11919 return null; 11920 } 11921 } 11922 11923 public class ActionIterGenerator extends IterGenerator<String> { 11924 @Override 11925 public Iterator<String> generate(ActivityIntentInfo info) { 11926 return info.actionsIterator(); 11927 } 11928 } 11929 11930 public class CategoriesIterGenerator extends IterGenerator<String> { 11931 @Override 11932 public Iterator<String> generate(ActivityIntentInfo info) { 11933 return info.categoriesIterator(); 11934 } 11935 } 11936 11937 public class SchemesIterGenerator extends IterGenerator<String> { 11938 @Override 11939 public Iterator<String> generate(ActivityIntentInfo info) { 11940 return info.schemesIterator(); 11941 } 11942 } 11943 11944 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11945 @Override 11946 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11947 return info.authoritiesIterator(); 11948 } 11949 } 11950 11951 /** 11952 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11953 * MODIFIED. Do not pass in a list that should not be changed. 11954 */ 11955 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11956 IterGenerator<T> generator, Iterator<T> searchIterator) { 11957 // loop through the set of actions; every one must be found in the intent filter 11958 while (searchIterator.hasNext()) { 11959 // we must have at least one filter in the list to consider a match 11960 if (intentList.size() == 0) { 11961 break; 11962 } 11963 11964 final T searchAction = searchIterator.next(); 11965 11966 // loop through the set of intent filters 11967 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11968 while (intentIter.hasNext()) { 11969 final ActivityIntentInfo intentInfo = intentIter.next(); 11970 boolean selectionFound = false; 11971 11972 // loop through the intent filter's selection criteria; at least one 11973 // of them must match the searched criteria 11974 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11975 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11976 final T intentSelection = intentSelectionIter.next(); 11977 if (intentSelection != null && intentSelection.equals(searchAction)) { 11978 selectionFound = true; 11979 break; 11980 } 11981 } 11982 11983 // the selection criteria wasn't found in this filter's set; this filter 11984 // is not a potential match 11985 if (!selectionFound) { 11986 intentIter.remove(); 11987 } 11988 } 11989 } 11990 } 11991 11992 private boolean isProtectedAction(ActivityIntentInfo filter) { 11993 final Iterator<String> actionsIter = filter.actionsIterator(); 11994 while (actionsIter != null && actionsIter.hasNext()) { 11995 final String filterAction = actionsIter.next(); 11996 if (PROTECTED_ACTIONS.contains(filterAction)) { 11997 return true; 11998 } 11999 } 12000 return false; 12001 } 12002 12003 /** 12004 * Adjusts the priority of the given intent filter according to policy. 12005 * <p> 12006 * <ul> 12007 * <li>The priority for non privileged applications is capped to '0'</li> 12008 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12009 * <li>The priority for unbundled updates to privileged applications is capped to the 12010 * priority defined on the system partition</li> 12011 * </ul> 12012 * <p> 12013 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12014 * allowed to obtain any priority on any action. 12015 */ 12016 private void adjustPriority( 12017 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12018 // nothing to do; priority is fine as-is 12019 if (intent.getPriority() <= 0) { 12020 return; 12021 } 12022 12023 final ActivityInfo activityInfo = intent.activity.info; 12024 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12025 12026 final boolean privilegedApp = 12027 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12028 if (!privilegedApp) { 12029 // non-privileged applications can never define a priority >0 12030 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12031 + " package: " + applicationInfo.packageName 12032 + " activity: " + intent.activity.className 12033 + " origPrio: " + intent.getPriority()); 12034 intent.setPriority(0); 12035 return; 12036 } 12037 12038 if (systemActivities == null) { 12039 // the system package is not disabled; we're parsing the system partition 12040 if (isProtectedAction(intent)) { 12041 if (mDeferProtectedFilters) { 12042 // We can't deal with these just yet. No component should ever obtain a 12043 // >0 priority for a protected actions, with ONE exception -- the setup 12044 // wizard. The setup wizard, however, cannot be known until we're able to 12045 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12046 // until all intent filters have been processed. Chicken, meet egg. 12047 // Let the filter temporarily have a high priority and rectify the 12048 // priorities after all system packages have been scanned. 12049 mProtectedFilters.add(intent); 12050 if (DEBUG_FILTERS) { 12051 Slog.i(TAG, "Protected action; save for later;" 12052 + " package: " + applicationInfo.packageName 12053 + " activity: " + intent.activity.className 12054 + " origPrio: " + intent.getPriority()); 12055 } 12056 return; 12057 } else { 12058 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12059 Slog.i(TAG, "No setup wizard;" 12060 + " All protected intents capped to priority 0"); 12061 } 12062 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12063 if (DEBUG_FILTERS) { 12064 Slog.i(TAG, "Found setup wizard;" 12065 + " allow priority " + intent.getPriority() + ";" 12066 + " package: " + intent.activity.info.packageName 12067 + " activity: " + intent.activity.className 12068 + " priority: " + intent.getPriority()); 12069 } 12070 // setup wizard gets whatever it wants 12071 return; 12072 } 12073 Slog.w(TAG, "Protected action; cap priority to 0;" 12074 + " package: " + intent.activity.info.packageName 12075 + " activity: " + intent.activity.className 12076 + " origPrio: " + intent.getPriority()); 12077 intent.setPriority(0); 12078 return; 12079 } 12080 } 12081 // privileged apps on the system image get whatever priority they request 12082 return; 12083 } 12084 12085 // privileged app unbundled update ... try to find the same activity 12086 final PackageParser.Activity foundActivity = 12087 findMatchingActivity(systemActivities, activityInfo); 12088 if (foundActivity == null) { 12089 // this is a new activity; it cannot obtain >0 priority 12090 if (DEBUG_FILTERS) { 12091 Slog.i(TAG, "New activity; cap priority to 0;" 12092 + " package: " + applicationInfo.packageName 12093 + " activity: " + intent.activity.className 12094 + " origPrio: " + intent.getPriority()); 12095 } 12096 intent.setPriority(0); 12097 return; 12098 } 12099 12100 // found activity, now check for filter equivalence 12101 12102 // a shallow copy is enough; we modify the list, not its contents 12103 final List<ActivityIntentInfo> intentListCopy = 12104 new ArrayList<>(foundActivity.intents); 12105 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12106 12107 // find matching action subsets 12108 final Iterator<String> actionsIterator = intent.actionsIterator(); 12109 if (actionsIterator != null) { 12110 getIntentListSubset( 12111 intentListCopy, new ActionIterGenerator(), actionsIterator); 12112 if (intentListCopy.size() == 0) { 12113 // no more intents to match; we're not equivalent 12114 if (DEBUG_FILTERS) { 12115 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12116 + " package: " + applicationInfo.packageName 12117 + " activity: " + intent.activity.className 12118 + " origPrio: " + intent.getPriority()); 12119 } 12120 intent.setPriority(0); 12121 return; 12122 } 12123 } 12124 12125 // find matching category subsets 12126 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12127 if (categoriesIterator != null) { 12128 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12129 categoriesIterator); 12130 if (intentListCopy.size() == 0) { 12131 // no more intents to match; we're not equivalent 12132 if (DEBUG_FILTERS) { 12133 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12134 + " package: " + applicationInfo.packageName 12135 + " activity: " + intent.activity.className 12136 + " origPrio: " + intent.getPriority()); 12137 } 12138 intent.setPriority(0); 12139 return; 12140 } 12141 } 12142 12143 // find matching schemes subsets 12144 final Iterator<String> schemesIterator = intent.schemesIterator(); 12145 if (schemesIterator != null) { 12146 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12147 schemesIterator); 12148 if (intentListCopy.size() == 0) { 12149 // no more intents to match; we're not equivalent 12150 if (DEBUG_FILTERS) { 12151 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12152 + " package: " + applicationInfo.packageName 12153 + " activity: " + intent.activity.className 12154 + " origPrio: " + intent.getPriority()); 12155 } 12156 intent.setPriority(0); 12157 return; 12158 } 12159 } 12160 12161 // find matching authorities subsets 12162 final Iterator<IntentFilter.AuthorityEntry> 12163 authoritiesIterator = intent.authoritiesIterator(); 12164 if (authoritiesIterator != null) { 12165 getIntentListSubset(intentListCopy, 12166 new AuthoritiesIterGenerator(), 12167 authoritiesIterator); 12168 if (intentListCopy.size() == 0) { 12169 // no more intents to match; we're not equivalent 12170 if (DEBUG_FILTERS) { 12171 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12172 + " package: " + applicationInfo.packageName 12173 + " activity: " + intent.activity.className 12174 + " origPrio: " + intent.getPriority()); 12175 } 12176 intent.setPriority(0); 12177 return; 12178 } 12179 } 12180 12181 // we found matching filter(s); app gets the max priority of all intents 12182 int cappedPriority = 0; 12183 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12184 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12185 } 12186 if (intent.getPriority() > cappedPriority) { 12187 if (DEBUG_FILTERS) { 12188 Slog.i(TAG, "Found matching filter(s);" 12189 + " cap priority to " + cappedPriority + ";" 12190 + " package: " + applicationInfo.packageName 12191 + " activity: " + intent.activity.className 12192 + " origPrio: " + intent.getPriority()); 12193 } 12194 intent.setPriority(cappedPriority); 12195 return; 12196 } 12197 // all this for nothing; the requested priority was <= what was on the system 12198 } 12199 12200 public final void addActivity(PackageParser.Activity a, String type) { 12201 mActivities.put(a.getComponentName(), a); 12202 if (DEBUG_SHOW_INFO) 12203 Log.v( 12204 TAG, " " + type + " " + 12205 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12206 if (DEBUG_SHOW_INFO) 12207 Log.v(TAG, " Class=" + a.info.name); 12208 final int NI = a.intents.size(); 12209 for (int j=0; j<NI; j++) { 12210 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12211 if ("activity".equals(type)) { 12212 final PackageSetting ps = 12213 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12214 final List<PackageParser.Activity> systemActivities = 12215 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12216 adjustPriority(systemActivities, intent); 12217 } 12218 if (DEBUG_SHOW_INFO) { 12219 Log.v(TAG, " IntentFilter:"); 12220 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12221 } 12222 if (!intent.debugCheck()) { 12223 Log.w(TAG, "==> For Activity " + a.info.name); 12224 } 12225 addFilter(intent); 12226 } 12227 } 12228 12229 public final void removeActivity(PackageParser.Activity a, String type) { 12230 mActivities.remove(a.getComponentName()); 12231 if (DEBUG_SHOW_INFO) { 12232 Log.v(TAG, " " + type + " " 12233 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12234 : a.info.name) + ":"); 12235 Log.v(TAG, " Class=" + a.info.name); 12236 } 12237 final int NI = a.intents.size(); 12238 for (int j=0; j<NI; j++) { 12239 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12240 if (DEBUG_SHOW_INFO) { 12241 Log.v(TAG, " IntentFilter:"); 12242 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12243 } 12244 removeFilter(intent); 12245 } 12246 } 12247 12248 @Override 12249 protected boolean allowFilterResult( 12250 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12251 ActivityInfo filterAi = filter.activity.info; 12252 for (int i=dest.size()-1; i>=0; i--) { 12253 ActivityInfo destAi = dest.get(i).activityInfo; 12254 if (destAi.name == filterAi.name 12255 && destAi.packageName == filterAi.packageName) { 12256 return false; 12257 } 12258 } 12259 return true; 12260 } 12261 12262 @Override 12263 protected ActivityIntentInfo[] newArray(int size) { 12264 return new ActivityIntentInfo[size]; 12265 } 12266 12267 @Override 12268 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12269 if (!sUserManager.exists(userId)) return true; 12270 PackageParser.Package p = filter.activity.owner; 12271 if (p != null) { 12272 PackageSetting ps = (PackageSetting)p.mExtras; 12273 if (ps != null) { 12274 // System apps are never considered stopped for purposes of 12275 // filtering, because there may be no way for the user to 12276 // actually re-launch them. 12277 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12278 && ps.getStopped(userId); 12279 } 12280 } 12281 return false; 12282 } 12283 12284 @Override 12285 protected boolean isPackageForFilter(String packageName, 12286 PackageParser.ActivityIntentInfo info) { 12287 return packageName.equals(info.activity.owner.packageName); 12288 } 12289 12290 @Override 12291 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12292 int match, int userId) { 12293 if (!sUserManager.exists(userId)) return null; 12294 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12295 return null; 12296 } 12297 final PackageParser.Activity activity = info.activity; 12298 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12299 if (ps == null) { 12300 return null; 12301 } 12302 final PackageUserState userState = ps.readUserState(userId); 12303 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12304 userState, userId); 12305 if (ai == null) { 12306 return null; 12307 } 12308 final boolean matchVisibleToInstantApp = 12309 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12310 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12311 // throw out filters that aren't visible to ephemeral apps 12312 if (matchVisibleToInstantApp 12313 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12314 return null; 12315 } 12316 // throw out ephemeral filters if we're not explicitly requesting them 12317 if (!isInstantApp && userState.instantApp) { 12318 return null; 12319 } 12320 // throw out instant app filters if updates are available; will trigger 12321 // instant app resolution 12322 if (userState.instantApp && ps.isUpdateAvailable()) { 12323 return null; 12324 } 12325 final ResolveInfo res = new ResolveInfo(); 12326 res.activityInfo = ai; 12327 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12328 res.filter = info; 12329 } 12330 if (info != null) { 12331 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12332 } 12333 res.priority = info.getPriority(); 12334 res.preferredOrder = activity.owner.mPreferredOrder; 12335 //System.out.println("Result: " + res.activityInfo.className + 12336 // " = " + res.priority); 12337 res.match = match; 12338 res.isDefault = info.hasDefault; 12339 res.labelRes = info.labelRes; 12340 res.nonLocalizedLabel = info.nonLocalizedLabel; 12341 if (userNeedsBadging(userId)) { 12342 res.noResourceId = true; 12343 } else { 12344 res.icon = info.icon; 12345 } 12346 res.iconResourceId = info.icon; 12347 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12348 res.instantAppAvailable = userState.instantApp; 12349 return res; 12350 } 12351 12352 @Override 12353 protected void sortResults(List<ResolveInfo> results) { 12354 Collections.sort(results, mResolvePrioritySorter); 12355 } 12356 12357 @Override 12358 protected void dumpFilter(PrintWriter out, String prefix, 12359 PackageParser.ActivityIntentInfo filter) { 12360 out.print(prefix); out.print( 12361 Integer.toHexString(System.identityHashCode(filter.activity))); 12362 out.print(' '); 12363 filter.activity.printComponentShortName(out); 12364 out.print(" filter "); 12365 out.println(Integer.toHexString(System.identityHashCode(filter))); 12366 } 12367 12368 @Override 12369 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12370 return filter.activity; 12371 } 12372 12373 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12374 PackageParser.Activity activity = (PackageParser.Activity)label; 12375 out.print(prefix); out.print( 12376 Integer.toHexString(System.identityHashCode(activity))); 12377 out.print(' '); 12378 activity.printComponentShortName(out); 12379 if (count > 1) { 12380 out.print(" ("); out.print(count); out.print(" filters)"); 12381 } 12382 out.println(); 12383 } 12384 12385 // Keys are String (activity class name), values are Activity. 12386 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12387 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12388 private int mFlags; 12389 } 12390 12391 private final class ServiceIntentResolver 12392 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12393 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12394 boolean defaultOnly, int userId) { 12395 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12396 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12397 } 12398 12399 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12400 int userId) { 12401 if (!sUserManager.exists(userId)) return null; 12402 mFlags = flags; 12403 return super.queryIntent(intent, resolvedType, 12404 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12405 userId); 12406 } 12407 12408 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12409 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12410 if (!sUserManager.exists(userId)) return null; 12411 if (packageServices == null) { 12412 return null; 12413 } 12414 mFlags = flags; 12415 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12416 final int N = packageServices.size(); 12417 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12418 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12419 12420 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12421 for (int i = 0; i < N; ++i) { 12422 intentFilters = packageServices.get(i).intents; 12423 if (intentFilters != null && intentFilters.size() > 0) { 12424 PackageParser.ServiceIntentInfo[] array = 12425 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12426 intentFilters.toArray(array); 12427 listCut.add(array); 12428 } 12429 } 12430 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12431 } 12432 12433 public final void addService(PackageParser.Service s) { 12434 mServices.put(s.getComponentName(), s); 12435 if (DEBUG_SHOW_INFO) { 12436 Log.v(TAG, " " 12437 + (s.info.nonLocalizedLabel != null 12438 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12439 Log.v(TAG, " Class=" + s.info.name); 12440 } 12441 final int NI = s.intents.size(); 12442 int j; 12443 for (j=0; j<NI; j++) { 12444 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12445 if (DEBUG_SHOW_INFO) { 12446 Log.v(TAG, " IntentFilter:"); 12447 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12448 } 12449 if (!intent.debugCheck()) { 12450 Log.w(TAG, "==> For Service " + s.info.name); 12451 } 12452 addFilter(intent); 12453 } 12454 } 12455 12456 public final void removeService(PackageParser.Service s) { 12457 mServices.remove(s.getComponentName()); 12458 if (DEBUG_SHOW_INFO) { 12459 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12460 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12461 Log.v(TAG, " Class=" + s.info.name); 12462 } 12463 final int NI = s.intents.size(); 12464 int j; 12465 for (j=0; j<NI; j++) { 12466 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12467 if (DEBUG_SHOW_INFO) { 12468 Log.v(TAG, " IntentFilter:"); 12469 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12470 } 12471 removeFilter(intent); 12472 } 12473 } 12474 12475 @Override 12476 protected boolean allowFilterResult( 12477 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12478 ServiceInfo filterSi = filter.service.info; 12479 for (int i=dest.size()-1; i>=0; i--) { 12480 ServiceInfo destAi = dest.get(i).serviceInfo; 12481 if (destAi.name == filterSi.name 12482 && destAi.packageName == filterSi.packageName) { 12483 return false; 12484 } 12485 } 12486 return true; 12487 } 12488 12489 @Override 12490 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12491 return new PackageParser.ServiceIntentInfo[size]; 12492 } 12493 12494 @Override 12495 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12496 if (!sUserManager.exists(userId)) return true; 12497 PackageParser.Package p = filter.service.owner; 12498 if (p != null) { 12499 PackageSetting ps = (PackageSetting)p.mExtras; 12500 if (ps != null) { 12501 // System apps are never considered stopped for purposes of 12502 // filtering, because there may be no way for the user to 12503 // actually re-launch them. 12504 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12505 && ps.getStopped(userId); 12506 } 12507 } 12508 return false; 12509 } 12510 12511 @Override 12512 protected boolean isPackageForFilter(String packageName, 12513 PackageParser.ServiceIntentInfo info) { 12514 return packageName.equals(info.service.owner.packageName); 12515 } 12516 12517 @Override 12518 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12519 int match, int userId) { 12520 if (!sUserManager.exists(userId)) return null; 12521 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12522 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12523 return null; 12524 } 12525 final PackageParser.Service service = info.service; 12526 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12527 if (ps == null) { 12528 return null; 12529 } 12530 final PackageUserState userState = ps.readUserState(userId); 12531 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12532 userState, userId); 12533 if (si == null) { 12534 return null; 12535 } 12536 final boolean matchVisibleToInstantApp = 12537 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12538 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12539 // throw out filters that aren't visible to ephemeral apps 12540 if (matchVisibleToInstantApp 12541 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12542 return null; 12543 } 12544 // throw out ephemeral filters if we're not explicitly requesting them 12545 if (!isInstantApp && userState.instantApp) { 12546 return null; 12547 } 12548 // throw out instant app filters if updates are available; will trigger 12549 // instant app resolution 12550 if (userState.instantApp && ps.isUpdateAvailable()) { 12551 return null; 12552 } 12553 final ResolveInfo res = new ResolveInfo(); 12554 res.serviceInfo = si; 12555 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12556 res.filter = filter; 12557 } 12558 res.priority = info.getPriority(); 12559 res.preferredOrder = service.owner.mPreferredOrder; 12560 res.match = match; 12561 res.isDefault = info.hasDefault; 12562 res.labelRes = info.labelRes; 12563 res.nonLocalizedLabel = info.nonLocalizedLabel; 12564 res.icon = info.icon; 12565 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12566 return res; 12567 } 12568 12569 @Override 12570 protected void sortResults(List<ResolveInfo> results) { 12571 Collections.sort(results, mResolvePrioritySorter); 12572 } 12573 12574 @Override 12575 protected void dumpFilter(PrintWriter out, String prefix, 12576 PackageParser.ServiceIntentInfo filter) { 12577 out.print(prefix); out.print( 12578 Integer.toHexString(System.identityHashCode(filter.service))); 12579 out.print(' '); 12580 filter.service.printComponentShortName(out); 12581 out.print(" filter "); 12582 out.println(Integer.toHexString(System.identityHashCode(filter))); 12583 } 12584 12585 @Override 12586 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12587 return filter.service; 12588 } 12589 12590 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12591 PackageParser.Service service = (PackageParser.Service)label; 12592 out.print(prefix); out.print( 12593 Integer.toHexString(System.identityHashCode(service))); 12594 out.print(' '); 12595 service.printComponentShortName(out); 12596 if (count > 1) { 12597 out.print(" ("); out.print(count); out.print(" filters)"); 12598 } 12599 out.println(); 12600 } 12601 12602// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12603// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12604// final List<ResolveInfo> retList = Lists.newArrayList(); 12605// while (i.hasNext()) { 12606// final ResolveInfo resolveInfo = (ResolveInfo) i; 12607// if (isEnabledLP(resolveInfo.serviceInfo)) { 12608// retList.add(resolveInfo); 12609// } 12610// } 12611// return retList; 12612// } 12613 12614 // Keys are String (activity class name), values are Activity. 12615 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12616 = new ArrayMap<ComponentName, PackageParser.Service>(); 12617 private int mFlags; 12618 } 12619 12620 private final class ProviderIntentResolver 12621 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12622 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12623 boolean defaultOnly, int userId) { 12624 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12625 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12626 } 12627 12628 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12629 int userId) { 12630 if (!sUserManager.exists(userId)) 12631 return null; 12632 mFlags = flags; 12633 return super.queryIntent(intent, resolvedType, 12634 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12635 userId); 12636 } 12637 12638 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12639 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12640 if (!sUserManager.exists(userId)) 12641 return null; 12642 if (packageProviders == null) { 12643 return null; 12644 } 12645 mFlags = flags; 12646 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12647 final int N = packageProviders.size(); 12648 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12649 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12650 12651 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12652 for (int i = 0; i < N; ++i) { 12653 intentFilters = packageProviders.get(i).intents; 12654 if (intentFilters != null && intentFilters.size() > 0) { 12655 PackageParser.ProviderIntentInfo[] array = 12656 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12657 intentFilters.toArray(array); 12658 listCut.add(array); 12659 } 12660 } 12661 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12662 } 12663 12664 public final void addProvider(PackageParser.Provider p) { 12665 if (mProviders.containsKey(p.getComponentName())) { 12666 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12667 return; 12668 } 12669 12670 mProviders.put(p.getComponentName(), p); 12671 if (DEBUG_SHOW_INFO) { 12672 Log.v(TAG, " " 12673 + (p.info.nonLocalizedLabel != null 12674 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12675 Log.v(TAG, " Class=" + p.info.name); 12676 } 12677 final int NI = p.intents.size(); 12678 int j; 12679 for (j = 0; j < NI; j++) { 12680 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12681 if (DEBUG_SHOW_INFO) { 12682 Log.v(TAG, " IntentFilter:"); 12683 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12684 } 12685 if (!intent.debugCheck()) { 12686 Log.w(TAG, "==> For Provider " + p.info.name); 12687 } 12688 addFilter(intent); 12689 } 12690 } 12691 12692 public final void removeProvider(PackageParser.Provider p) { 12693 mProviders.remove(p.getComponentName()); 12694 if (DEBUG_SHOW_INFO) { 12695 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12696 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12697 Log.v(TAG, " Class=" + p.info.name); 12698 } 12699 final int NI = p.intents.size(); 12700 int j; 12701 for (j = 0; j < NI; j++) { 12702 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12703 if (DEBUG_SHOW_INFO) { 12704 Log.v(TAG, " IntentFilter:"); 12705 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12706 } 12707 removeFilter(intent); 12708 } 12709 } 12710 12711 @Override 12712 protected boolean allowFilterResult( 12713 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12714 ProviderInfo filterPi = filter.provider.info; 12715 for (int i = dest.size() - 1; i >= 0; i--) { 12716 ProviderInfo destPi = dest.get(i).providerInfo; 12717 if (destPi.name == filterPi.name 12718 && destPi.packageName == filterPi.packageName) { 12719 return false; 12720 } 12721 } 12722 return true; 12723 } 12724 12725 @Override 12726 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12727 return new PackageParser.ProviderIntentInfo[size]; 12728 } 12729 12730 @Override 12731 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12732 if (!sUserManager.exists(userId)) 12733 return true; 12734 PackageParser.Package p = filter.provider.owner; 12735 if (p != null) { 12736 PackageSetting ps = (PackageSetting) p.mExtras; 12737 if (ps != null) { 12738 // System apps are never considered stopped for purposes of 12739 // filtering, because there may be no way for the user to 12740 // actually re-launch them. 12741 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12742 && ps.getStopped(userId); 12743 } 12744 } 12745 return false; 12746 } 12747 12748 @Override 12749 protected boolean isPackageForFilter(String packageName, 12750 PackageParser.ProviderIntentInfo info) { 12751 return packageName.equals(info.provider.owner.packageName); 12752 } 12753 12754 @Override 12755 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12756 int match, int userId) { 12757 if (!sUserManager.exists(userId)) 12758 return null; 12759 final PackageParser.ProviderIntentInfo info = filter; 12760 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12761 return null; 12762 } 12763 final PackageParser.Provider provider = info.provider; 12764 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12765 if (ps == null) { 12766 return null; 12767 } 12768 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12769 ps.readUserState(userId), userId); 12770 if (pi == null) { 12771 return null; 12772 } 12773 final ResolveInfo res = new ResolveInfo(); 12774 res.providerInfo = pi; 12775 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12776 res.filter = filter; 12777 } 12778 res.priority = info.getPriority(); 12779 res.preferredOrder = provider.owner.mPreferredOrder; 12780 res.match = match; 12781 res.isDefault = info.hasDefault; 12782 res.labelRes = info.labelRes; 12783 res.nonLocalizedLabel = info.nonLocalizedLabel; 12784 res.icon = info.icon; 12785 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12786 return res; 12787 } 12788 12789 @Override 12790 protected void sortResults(List<ResolveInfo> results) { 12791 Collections.sort(results, mResolvePrioritySorter); 12792 } 12793 12794 @Override 12795 protected void dumpFilter(PrintWriter out, String prefix, 12796 PackageParser.ProviderIntentInfo filter) { 12797 out.print(prefix); 12798 out.print( 12799 Integer.toHexString(System.identityHashCode(filter.provider))); 12800 out.print(' '); 12801 filter.provider.printComponentShortName(out); 12802 out.print(" filter "); 12803 out.println(Integer.toHexString(System.identityHashCode(filter))); 12804 } 12805 12806 @Override 12807 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12808 return filter.provider; 12809 } 12810 12811 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12812 PackageParser.Provider provider = (PackageParser.Provider)label; 12813 out.print(prefix); out.print( 12814 Integer.toHexString(System.identityHashCode(provider))); 12815 out.print(' '); 12816 provider.printComponentShortName(out); 12817 if (count > 1) { 12818 out.print(" ("); out.print(count); out.print(" filters)"); 12819 } 12820 out.println(); 12821 } 12822 12823 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12824 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12825 private int mFlags; 12826 } 12827 12828 static final class EphemeralIntentResolver 12829 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12830 /** 12831 * The result that has the highest defined order. Ordering applies on a 12832 * per-package basis. Mapping is from package name to Pair of order and 12833 * EphemeralResolveInfo. 12834 * <p> 12835 * NOTE: This is implemented as a field variable for convenience and efficiency. 12836 * By having a field variable, we're able to track filter ordering as soon as 12837 * a non-zero order is defined. Otherwise, multiple loops across the result set 12838 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12839 * this needs to be contained entirely within {@link #filterResults}. 12840 */ 12841 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12842 12843 @Override 12844 protected AuxiliaryResolveInfo[] newArray(int size) { 12845 return new AuxiliaryResolveInfo[size]; 12846 } 12847 12848 @Override 12849 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12850 return true; 12851 } 12852 12853 @Override 12854 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12855 int userId) { 12856 if (!sUserManager.exists(userId)) { 12857 return null; 12858 } 12859 final String packageName = responseObj.resolveInfo.getPackageName(); 12860 final Integer order = responseObj.getOrder(); 12861 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12862 mOrderResult.get(packageName); 12863 // ordering is enabled and this item's order isn't high enough 12864 if (lastOrderResult != null && lastOrderResult.first >= order) { 12865 return null; 12866 } 12867 final InstantAppResolveInfo res = responseObj.resolveInfo; 12868 if (order > 0) { 12869 // non-zero order, enable ordering 12870 mOrderResult.put(packageName, new Pair<>(order, res)); 12871 } 12872 return responseObj; 12873 } 12874 12875 @Override 12876 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12877 // only do work if ordering is enabled [most of the time it won't be] 12878 if (mOrderResult.size() == 0) { 12879 return; 12880 } 12881 int resultSize = results.size(); 12882 for (int i = 0; i < resultSize; i++) { 12883 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12884 final String packageName = info.getPackageName(); 12885 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12886 if (savedInfo == null) { 12887 // package doesn't having ordering 12888 continue; 12889 } 12890 if (savedInfo.second == info) { 12891 // circled back to the highest ordered item; remove from order list 12892 mOrderResult.remove(savedInfo); 12893 if (mOrderResult.size() == 0) { 12894 // no more ordered items 12895 break; 12896 } 12897 continue; 12898 } 12899 // item has a worse order, remove it from the result list 12900 results.remove(i); 12901 resultSize--; 12902 i--; 12903 } 12904 } 12905 } 12906 12907 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12908 new Comparator<ResolveInfo>() { 12909 public int compare(ResolveInfo r1, ResolveInfo r2) { 12910 int v1 = r1.priority; 12911 int v2 = r2.priority; 12912 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12913 if (v1 != v2) { 12914 return (v1 > v2) ? -1 : 1; 12915 } 12916 v1 = r1.preferredOrder; 12917 v2 = r2.preferredOrder; 12918 if (v1 != v2) { 12919 return (v1 > v2) ? -1 : 1; 12920 } 12921 if (r1.isDefault != r2.isDefault) { 12922 return r1.isDefault ? -1 : 1; 12923 } 12924 v1 = r1.match; 12925 v2 = r2.match; 12926 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12927 if (v1 != v2) { 12928 return (v1 > v2) ? -1 : 1; 12929 } 12930 if (r1.system != r2.system) { 12931 return r1.system ? -1 : 1; 12932 } 12933 if (r1.activityInfo != null) { 12934 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12935 } 12936 if (r1.serviceInfo != null) { 12937 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12938 } 12939 if (r1.providerInfo != null) { 12940 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12941 } 12942 return 0; 12943 } 12944 }; 12945 12946 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12947 new Comparator<ProviderInfo>() { 12948 public int compare(ProviderInfo p1, ProviderInfo p2) { 12949 final int v1 = p1.initOrder; 12950 final int v2 = p2.initOrder; 12951 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12952 } 12953 }; 12954 12955 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12956 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12957 final int[] userIds) { 12958 mHandler.post(new Runnable() { 12959 @Override 12960 public void run() { 12961 try { 12962 final IActivityManager am = ActivityManager.getService(); 12963 if (am == null) return; 12964 final int[] resolvedUserIds; 12965 if (userIds == null) { 12966 resolvedUserIds = am.getRunningUserIds(); 12967 } else { 12968 resolvedUserIds = userIds; 12969 } 12970 for (int id : resolvedUserIds) { 12971 final Intent intent = new Intent(action, 12972 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12973 if (extras != null) { 12974 intent.putExtras(extras); 12975 } 12976 if (targetPkg != null) { 12977 intent.setPackage(targetPkg); 12978 } 12979 // Modify the UID when posting to other users 12980 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12981 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12982 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12983 intent.putExtra(Intent.EXTRA_UID, uid); 12984 } 12985 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12986 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12987 if (DEBUG_BROADCASTS) { 12988 RuntimeException here = new RuntimeException("here"); 12989 here.fillInStackTrace(); 12990 Slog.d(TAG, "Sending to user " + id + ": " 12991 + intent.toShortString(false, true, false, false) 12992 + " " + intent.getExtras(), here); 12993 } 12994 am.broadcastIntent(null, intent, null, finishedReceiver, 12995 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12996 null, finishedReceiver != null, false, id); 12997 } 12998 } catch (RemoteException ex) { 12999 } 13000 } 13001 }); 13002 } 13003 13004 /** 13005 * Check if the external storage media is available. This is true if there 13006 * is a mounted external storage medium or if the external storage is 13007 * emulated. 13008 */ 13009 private boolean isExternalMediaAvailable() { 13010 return mMediaMounted || Environment.isExternalStorageEmulated(); 13011 } 13012 13013 @Override 13014 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13015 // writer 13016 synchronized (mPackages) { 13017 if (!isExternalMediaAvailable()) { 13018 // If the external storage is no longer mounted at this point, 13019 // the caller may not have been able to delete all of this 13020 // packages files and can not delete any more. Bail. 13021 return null; 13022 } 13023 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13024 if (lastPackage != null) { 13025 pkgs.remove(lastPackage); 13026 } 13027 if (pkgs.size() > 0) { 13028 return pkgs.get(0); 13029 } 13030 } 13031 return null; 13032 } 13033 13034 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13035 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13036 userId, andCode ? 1 : 0, packageName); 13037 if (mSystemReady) { 13038 msg.sendToTarget(); 13039 } else { 13040 if (mPostSystemReadyMessages == null) { 13041 mPostSystemReadyMessages = new ArrayList<>(); 13042 } 13043 mPostSystemReadyMessages.add(msg); 13044 } 13045 } 13046 13047 void startCleaningPackages() { 13048 // reader 13049 if (!isExternalMediaAvailable()) { 13050 return; 13051 } 13052 synchronized (mPackages) { 13053 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13054 return; 13055 } 13056 } 13057 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13058 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13059 IActivityManager am = ActivityManager.getService(); 13060 if (am != null) { 13061 int dcsUid = -1; 13062 synchronized (mPackages) { 13063 if (!mDefaultContainerWhitelisted) { 13064 mDefaultContainerWhitelisted = true; 13065 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13066 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13067 } 13068 } 13069 try { 13070 if (dcsUid > 0) { 13071 am.backgroundWhitelistUid(dcsUid); 13072 } 13073 am.startService(null, intent, null, -1, null, false, mContext.getOpPackageName(), 13074 UserHandle.USER_SYSTEM); 13075 } catch (RemoteException e) { 13076 } 13077 } 13078 } 13079 13080 @Override 13081 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13082 int installFlags, String installerPackageName, int userId) { 13083 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13084 13085 final int callingUid = Binder.getCallingUid(); 13086 enforceCrossUserPermission(callingUid, userId, 13087 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13088 13089 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13090 try { 13091 if (observer != null) { 13092 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13093 } 13094 } catch (RemoteException re) { 13095 } 13096 return; 13097 } 13098 13099 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13100 installFlags |= PackageManager.INSTALL_FROM_ADB; 13101 13102 } else { 13103 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13104 // about installerPackageName. 13105 13106 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13107 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13108 } 13109 13110 UserHandle user; 13111 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13112 user = UserHandle.ALL; 13113 } else { 13114 user = new UserHandle(userId); 13115 } 13116 13117 // Only system components can circumvent runtime permissions when installing. 13118 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13119 && mContext.checkCallingOrSelfPermission(Manifest.permission 13120 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13121 throw new SecurityException("You need the " 13122 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13123 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13124 } 13125 13126 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13127 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13128 throw new IllegalArgumentException( 13129 "New installs into ASEC containers no longer supported"); 13130 } 13131 13132 final File originFile = new File(originPath); 13133 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13134 13135 final Message msg = mHandler.obtainMessage(INIT_COPY); 13136 final VerificationInfo verificationInfo = new VerificationInfo( 13137 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13138 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13139 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13140 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13141 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13142 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13143 msg.obj = params; 13144 13145 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13146 System.identityHashCode(msg.obj)); 13147 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13148 System.identityHashCode(msg.obj)); 13149 13150 mHandler.sendMessage(msg); 13151 } 13152 13153 13154 /** 13155 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13156 * it is acting on behalf on an enterprise or the user). 13157 * 13158 * Note that the ordering of the conditionals in this method is important. The checks we perform 13159 * are as follows, in this order: 13160 * 13161 * 1) If the install is being performed by a system app, we can trust the app to have set the 13162 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13163 * what it is. 13164 * 2) If the install is being performed by a device or profile owner app, the install reason 13165 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13166 * set the install reason correctly. If the app targets an older SDK version where install 13167 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13168 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13169 * 3) In all other cases, the install is being performed by a regular app that is neither part 13170 * of the system nor a device or profile owner. We have no reason to believe that this app is 13171 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13172 * set to enterprise policy and if so, change it to unknown instead. 13173 */ 13174 private int fixUpInstallReason(String installerPackageName, int installerUid, 13175 int installReason) { 13176 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13177 == PERMISSION_GRANTED) { 13178 // If the install is being performed by a system app, we trust that app to have set the 13179 // install reason correctly. 13180 return installReason; 13181 } 13182 13183 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13184 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13185 if (dpm != null) { 13186 ComponentName owner = null; 13187 try { 13188 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13189 if (owner == null) { 13190 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13191 } 13192 } catch (RemoteException e) { 13193 } 13194 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13195 // If the install is being performed by a device or profile owner, the install 13196 // reason should be enterprise policy. 13197 return PackageManager.INSTALL_REASON_POLICY; 13198 } 13199 } 13200 13201 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13202 // If the install is being performed by a regular app (i.e. neither system app nor 13203 // device or profile owner), we have no reason to believe that the app is acting on 13204 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13205 // change it to unknown instead. 13206 return PackageManager.INSTALL_REASON_UNKNOWN; 13207 } 13208 13209 // If the install is being performed by a regular app and the install reason was set to any 13210 // value but enterprise policy, leave the install reason unchanged. 13211 return installReason; 13212 } 13213 13214 void installStage(String packageName, File stagedDir, String stagedCid, 13215 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13216 String installerPackageName, int installerUid, UserHandle user, 13217 Certificate[][] certificates) { 13218 if (DEBUG_EPHEMERAL) { 13219 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13220 Slog.d(TAG, "Ephemeral install of " + packageName); 13221 } 13222 } 13223 final VerificationInfo verificationInfo = new VerificationInfo( 13224 sessionParams.originatingUri, sessionParams.referrerUri, 13225 sessionParams.originatingUid, installerUid); 13226 13227 final OriginInfo origin; 13228 if (stagedDir != null) { 13229 origin = OriginInfo.fromStagedFile(stagedDir); 13230 } else { 13231 origin = OriginInfo.fromStagedContainer(stagedCid); 13232 } 13233 13234 final Message msg = mHandler.obtainMessage(INIT_COPY); 13235 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13236 sessionParams.installReason); 13237 final InstallParams params = new InstallParams(origin, null, observer, 13238 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13239 verificationInfo, user, sessionParams.abiOverride, 13240 sessionParams.grantedRuntimePermissions, certificates, installReason); 13241 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13242 msg.obj = params; 13243 13244 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13245 System.identityHashCode(msg.obj)); 13246 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13247 System.identityHashCode(msg.obj)); 13248 13249 mHandler.sendMessage(msg); 13250 } 13251 13252 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13253 int userId) { 13254 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13255 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13256 } 13257 13258 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13259 int appId, int... userIds) { 13260 if (ArrayUtils.isEmpty(userIds)) { 13261 return; 13262 } 13263 Bundle extras = new Bundle(1); 13264 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13265 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13266 13267 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13268 packageName, extras, 0, null, null, userIds); 13269 if (isSystem) { 13270 mHandler.post(() -> { 13271 for (int userId : userIds) { 13272 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13273 } 13274 } 13275 ); 13276 } 13277 } 13278 13279 /** 13280 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13281 * automatically without needing an explicit launch. 13282 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13283 */ 13284 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13285 // If user is not running, the app didn't miss any broadcast 13286 if (!mUserManagerInternal.isUserRunning(userId)) { 13287 return; 13288 } 13289 final IActivityManager am = ActivityManager.getService(); 13290 try { 13291 // Deliver LOCKED_BOOT_COMPLETED first 13292 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13293 .setPackage(packageName); 13294 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13295 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13296 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13297 13298 // Deliver BOOT_COMPLETED only if user is unlocked 13299 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13300 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13301 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13302 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13303 } 13304 } catch (RemoteException e) { 13305 throw e.rethrowFromSystemServer(); 13306 } 13307 } 13308 13309 @Override 13310 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13311 int userId) { 13312 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13313 PackageSetting pkgSetting; 13314 final int uid = Binder.getCallingUid(); 13315 enforceCrossUserPermission(uid, userId, 13316 true /* requireFullPermission */, true /* checkShell */, 13317 "setApplicationHiddenSetting for user " + userId); 13318 13319 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13320 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13321 return false; 13322 } 13323 13324 long callingId = Binder.clearCallingIdentity(); 13325 try { 13326 boolean sendAdded = false; 13327 boolean sendRemoved = false; 13328 // writer 13329 synchronized (mPackages) { 13330 pkgSetting = mSettings.mPackages.get(packageName); 13331 if (pkgSetting == null) { 13332 return false; 13333 } 13334 // Do not allow "android" is being disabled 13335 if ("android".equals(packageName)) { 13336 Slog.w(TAG, "Cannot hide package: android"); 13337 return false; 13338 } 13339 // Cannot hide static shared libs as they are considered 13340 // a part of the using app (emulating static linking). Also 13341 // static libs are installed always on internal storage. 13342 PackageParser.Package pkg = mPackages.get(packageName); 13343 if (pkg != null && pkg.staticSharedLibName != null) { 13344 Slog.w(TAG, "Cannot hide package: " + packageName 13345 + " providing static shared library: " 13346 + pkg.staticSharedLibName); 13347 return false; 13348 } 13349 // Only allow protected packages to hide themselves. 13350 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13351 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13352 Slog.w(TAG, "Not hiding protected package: " + packageName); 13353 return false; 13354 } 13355 13356 if (pkgSetting.getHidden(userId) != hidden) { 13357 pkgSetting.setHidden(hidden, userId); 13358 mSettings.writePackageRestrictionsLPr(userId); 13359 if (hidden) { 13360 sendRemoved = true; 13361 } else { 13362 sendAdded = true; 13363 } 13364 } 13365 } 13366 if (sendAdded) { 13367 sendPackageAddedForUser(packageName, pkgSetting, userId); 13368 return true; 13369 } 13370 if (sendRemoved) { 13371 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13372 "hiding pkg"); 13373 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13374 return true; 13375 } 13376 } finally { 13377 Binder.restoreCallingIdentity(callingId); 13378 } 13379 return false; 13380 } 13381 13382 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13383 int userId) { 13384 final PackageRemovedInfo info = new PackageRemovedInfo(); 13385 info.removedPackage = packageName; 13386 info.removedUsers = new int[] {userId}; 13387 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13388 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13389 } 13390 13391 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13392 if (pkgList.length > 0) { 13393 Bundle extras = new Bundle(1); 13394 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13395 13396 sendPackageBroadcast( 13397 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13398 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13399 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13400 new int[] {userId}); 13401 } 13402 } 13403 13404 /** 13405 * Returns true if application is not found or there was an error. Otherwise it returns 13406 * the hidden state of the package for the given user. 13407 */ 13408 @Override 13409 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13410 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13411 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13412 true /* requireFullPermission */, false /* checkShell */, 13413 "getApplicationHidden for user " + userId); 13414 PackageSetting pkgSetting; 13415 long callingId = Binder.clearCallingIdentity(); 13416 try { 13417 // writer 13418 synchronized (mPackages) { 13419 pkgSetting = mSettings.mPackages.get(packageName); 13420 if (pkgSetting == null) { 13421 return true; 13422 } 13423 return pkgSetting.getHidden(userId); 13424 } 13425 } finally { 13426 Binder.restoreCallingIdentity(callingId); 13427 } 13428 } 13429 13430 /** 13431 * @hide 13432 */ 13433 @Override 13434 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13435 int installReason) { 13436 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13437 null); 13438 PackageSetting pkgSetting; 13439 final int uid = Binder.getCallingUid(); 13440 enforceCrossUserPermission(uid, userId, 13441 true /* requireFullPermission */, true /* checkShell */, 13442 "installExistingPackage for user " + userId); 13443 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13444 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13445 } 13446 13447 long callingId = Binder.clearCallingIdentity(); 13448 try { 13449 boolean installed = false; 13450 final boolean instantApp = 13451 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13452 final boolean fullApp = 13453 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13454 13455 // writer 13456 synchronized (mPackages) { 13457 pkgSetting = mSettings.mPackages.get(packageName); 13458 if (pkgSetting == null) { 13459 return PackageManager.INSTALL_FAILED_INVALID_URI; 13460 } 13461 if (!pkgSetting.getInstalled(userId)) { 13462 pkgSetting.setInstalled(true, userId); 13463 pkgSetting.setHidden(false, userId); 13464 pkgSetting.setInstallReason(installReason, userId); 13465 mSettings.writePackageRestrictionsLPr(userId); 13466 mSettings.writeKernelMappingLPr(pkgSetting); 13467 installed = true; 13468 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13469 // upgrade app from instant to full; we don't allow app downgrade 13470 installed = true; 13471 } 13472 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13473 } 13474 13475 if (installed) { 13476 if (pkgSetting.pkg != null) { 13477 synchronized (mInstallLock) { 13478 // We don't need to freeze for a brand new install 13479 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13480 } 13481 } 13482 sendPackageAddedForUser(packageName, pkgSetting, userId); 13483 synchronized (mPackages) { 13484 updateSequenceNumberLP(packageName, new int[]{ userId }); 13485 } 13486 } 13487 } finally { 13488 Binder.restoreCallingIdentity(callingId); 13489 } 13490 13491 return PackageManager.INSTALL_SUCCEEDED; 13492 } 13493 13494 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13495 boolean instantApp, boolean fullApp) { 13496 // no state specified; do nothing 13497 if (!instantApp && !fullApp) { 13498 return; 13499 } 13500 if (userId != UserHandle.USER_ALL) { 13501 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13502 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13503 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13504 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13505 } 13506 } else { 13507 for (int currentUserId : sUserManager.getUserIds()) { 13508 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13509 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13510 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13511 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13512 } 13513 } 13514 } 13515 } 13516 13517 boolean isUserRestricted(int userId, String restrictionKey) { 13518 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13519 if (restrictions.getBoolean(restrictionKey, false)) { 13520 Log.w(TAG, "User is restricted: " + restrictionKey); 13521 return true; 13522 } 13523 return false; 13524 } 13525 13526 @Override 13527 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13528 int userId) { 13529 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13530 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13531 true /* requireFullPermission */, true /* checkShell */, 13532 "setPackagesSuspended for user " + userId); 13533 13534 if (ArrayUtils.isEmpty(packageNames)) { 13535 return packageNames; 13536 } 13537 13538 // List of package names for whom the suspended state has changed. 13539 List<String> changedPackages = new ArrayList<>(packageNames.length); 13540 // List of package names for whom the suspended state is not set as requested in this 13541 // method. 13542 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13543 long callingId = Binder.clearCallingIdentity(); 13544 try { 13545 for (int i = 0; i < packageNames.length; i++) { 13546 String packageName = packageNames[i]; 13547 boolean changed = false; 13548 final int appId; 13549 synchronized (mPackages) { 13550 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13551 if (pkgSetting == null) { 13552 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13553 + "\". Skipping suspending/un-suspending."); 13554 unactionedPackages.add(packageName); 13555 continue; 13556 } 13557 appId = pkgSetting.appId; 13558 if (pkgSetting.getSuspended(userId) != suspended) { 13559 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13560 unactionedPackages.add(packageName); 13561 continue; 13562 } 13563 pkgSetting.setSuspended(suspended, userId); 13564 mSettings.writePackageRestrictionsLPr(userId); 13565 changed = true; 13566 changedPackages.add(packageName); 13567 } 13568 } 13569 13570 if (changed && suspended) { 13571 killApplication(packageName, UserHandle.getUid(userId, appId), 13572 "suspending package"); 13573 } 13574 } 13575 } finally { 13576 Binder.restoreCallingIdentity(callingId); 13577 } 13578 13579 if (!changedPackages.isEmpty()) { 13580 sendPackagesSuspendedForUser(changedPackages.toArray( 13581 new String[changedPackages.size()]), userId, suspended); 13582 } 13583 13584 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13585 } 13586 13587 @Override 13588 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13589 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13590 true /* requireFullPermission */, false /* checkShell */, 13591 "isPackageSuspendedForUser for user " + userId); 13592 synchronized (mPackages) { 13593 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13594 if (pkgSetting == null) { 13595 throw new IllegalArgumentException("Unknown target package: " + packageName); 13596 } 13597 return pkgSetting.getSuspended(userId); 13598 } 13599 } 13600 13601 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13602 if (isPackageDeviceAdmin(packageName, userId)) { 13603 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13604 + "\": has an active device admin"); 13605 return false; 13606 } 13607 13608 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13609 if (packageName.equals(activeLauncherPackageName)) { 13610 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13611 + "\": contains the active launcher"); 13612 return false; 13613 } 13614 13615 if (packageName.equals(mRequiredInstallerPackage)) { 13616 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13617 + "\": required for package installation"); 13618 return false; 13619 } 13620 13621 if (packageName.equals(mRequiredUninstallerPackage)) { 13622 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13623 + "\": required for package uninstallation"); 13624 return false; 13625 } 13626 13627 if (packageName.equals(mRequiredVerifierPackage)) { 13628 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13629 + "\": required for package verification"); 13630 return false; 13631 } 13632 13633 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13634 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13635 + "\": is the default dialer"); 13636 return false; 13637 } 13638 13639 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13640 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13641 + "\": protected package"); 13642 return false; 13643 } 13644 13645 // Cannot suspend static shared libs as they are considered 13646 // a part of the using app (emulating static linking). Also 13647 // static libs are installed always on internal storage. 13648 PackageParser.Package pkg = mPackages.get(packageName); 13649 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13650 Slog.w(TAG, "Cannot suspend package: " + packageName 13651 + " providing static shared library: " 13652 + pkg.staticSharedLibName); 13653 return false; 13654 } 13655 13656 return true; 13657 } 13658 13659 private String getActiveLauncherPackageName(int userId) { 13660 Intent intent = new Intent(Intent.ACTION_MAIN); 13661 intent.addCategory(Intent.CATEGORY_HOME); 13662 ResolveInfo resolveInfo = resolveIntent( 13663 intent, 13664 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13665 PackageManager.MATCH_DEFAULT_ONLY, 13666 userId); 13667 13668 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13669 } 13670 13671 private String getDefaultDialerPackageName(int userId) { 13672 synchronized (mPackages) { 13673 return mSettings.getDefaultDialerPackageNameLPw(userId); 13674 } 13675 } 13676 13677 @Override 13678 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13679 mContext.enforceCallingOrSelfPermission( 13680 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13681 "Only package verification agents can verify applications"); 13682 13683 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13684 final PackageVerificationResponse response = new PackageVerificationResponse( 13685 verificationCode, Binder.getCallingUid()); 13686 msg.arg1 = id; 13687 msg.obj = response; 13688 mHandler.sendMessage(msg); 13689 } 13690 13691 @Override 13692 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13693 long millisecondsToDelay) { 13694 mContext.enforceCallingOrSelfPermission( 13695 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13696 "Only package verification agents can extend verification timeouts"); 13697 13698 final PackageVerificationState state = mPendingVerification.get(id); 13699 final PackageVerificationResponse response = new PackageVerificationResponse( 13700 verificationCodeAtTimeout, Binder.getCallingUid()); 13701 13702 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13703 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13704 } 13705 if (millisecondsToDelay < 0) { 13706 millisecondsToDelay = 0; 13707 } 13708 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13709 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13710 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13711 } 13712 13713 if ((state != null) && !state.timeoutExtended()) { 13714 state.extendTimeout(); 13715 13716 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13717 msg.arg1 = id; 13718 msg.obj = response; 13719 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13720 } 13721 } 13722 13723 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13724 int verificationCode, UserHandle user) { 13725 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13726 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13727 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13728 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13729 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13730 13731 mContext.sendBroadcastAsUser(intent, user, 13732 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13733 } 13734 13735 private ComponentName matchComponentForVerifier(String packageName, 13736 List<ResolveInfo> receivers) { 13737 ActivityInfo targetReceiver = null; 13738 13739 final int NR = receivers.size(); 13740 for (int i = 0; i < NR; i++) { 13741 final ResolveInfo info = receivers.get(i); 13742 if (info.activityInfo == null) { 13743 continue; 13744 } 13745 13746 if (packageName.equals(info.activityInfo.packageName)) { 13747 targetReceiver = info.activityInfo; 13748 break; 13749 } 13750 } 13751 13752 if (targetReceiver == null) { 13753 return null; 13754 } 13755 13756 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13757 } 13758 13759 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13760 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13761 if (pkgInfo.verifiers.length == 0) { 13762 return null; 13763 } 13764 13765 final int N = pkgInfo.verifiers.length; 13766 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13767 for (int i = 0; i < N; i++) { 13768 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13769 13770 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13771 receivers); 13772 if (comp == null) { 13773 continue; 13774 } 13775 13776 final int verifierUid = getUidForVerifier(verifierInfo); 13777 if (verifierUid == -1) { 13778 continue; 13779 } 13780 13781 if (DEBUG_VERIFY) { 13782 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13783 + " with the correct signature"); 13784 } 13785 sufficientVerifiers.add(comp); 13786 verificationState.addSufficientVerifier(verifierUid); 13787 } 13788 13789 return sufficientVerifiers; 13790 } 13791 13792 private int getUidForVerifier(VerifierInfo verifierInfo) { 13793 synchronized (mPackages) { 13794 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13795 if (pkg == null) { 13796 return -1; 13797 } else if (pkg.mSignatures.length != 1) { 13798 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13799 + " has more than one signature; ignoring"); 13800 return -1; 13801 } 13802 13803 /* 13804 * If the public key of the package's signature does not match 13805 * our expected public key, then this is a different package and 13806 * we should skip. 13807 */ 13808 13809 final byte[] expectedPublicKey; 13810 try { 13811 final Signature verifierSig = pkg.mSignatures[0]; 13812 final PublicKey publicKey = verifierSig.getPublicKey(); 13813 expectedPublicKey = publicKey.getEncoded(); 13814 } catch (CertificateException e) { 13815 return -1; 13816 } 13817 13818 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13819 13820 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13821 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13822 + " does not have the expected public key; ignoring"); 13823 return -1; 13824 } 13825 13826 return pkg.applicationInfo.uid; 13827 } 13828 } 13829 13830 @Override 13831 public void finishPackageInstall(int token, boolean didLaunch) { 13832 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13833 13834 if (DEBUG_INSTALL) { 13835 Slog.v(TAG, "BM finishing package install for " + token); 13836 } 13837 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13838 13839 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13840 mHandler.sendMessage(msg); 13841 } 13842 13843 /** 13844 * Get the verification agent timeout. 13845 * 13846 * @return verification timeout in milliseconds 13847 */ 13848 private long getVerificationTimeout() { 13849 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13850 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13851 DEFAULT_VERIFICATION_TIMEOUT); 13852 } 13853 13854 /** 13855 * Get the default verification agent response code. 13856 * 13857 * @return default verification response code 13858 */ 13859 private int getDefaultVerificationResponse() { 13860 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13861 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13862 DEFAULT_VERIFICATION_RESPONSE); 13863 } 13864 13865 /** 13866 * Check whether or not package verification has been enabled. 13867 * 13868 * @return true if verification should be performed 13869 */ 13870 private boolean isVerificationEnabled(int userId, int installFlags) { 13871 if (!DEFAULT_VERIFY_ENABLE) { 13872 return false; 13873 } 13874 13875 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13876 13877 // Check if installing from ADB 13878 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13879 // Do not run verification in a test harness environment 13880 if (ActivityManager.isRunningInTestHarness()) { 13881 return false; 13882 } 13883 if (ensureVerifyAppsEnabled) { 13884 return true; 13885 } 13886 // Check if the developer does not want package verification for ADB installs 13887 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13888 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13889 return false; 13890 } 13891 } 13892 13893 if (ensureVerifyAppsEnabled) { 13894 return true; 13895 } 13896 13897 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13898 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13899 } 13900 13901 @Override 13902 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13903 throws RemoteException { 13904 mContext.enforceCallingOrSelfPermission( 13905 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13906 "Only intentfilter verification agents can verify applications"); 13907 13908 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13909 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13910 Binder.getCallingUid(), verificationCode, failedDomains); 13911 msg.arg1 = id; 13912 msg.obj = response; 13913 mHandler.sendMessage(msg); 13914 } 13915 13916 @Override 13917 public int getIntentVerificationStatus(String packageName, int userId) { 13918 synchronized (mPackages) { 13919 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13920 } 13921 } 13922 13923 @Override 13924 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13925 mContext.enforceCallingOrSelfPermission( 13926 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13927 13928 boolean result = false; 13929 synchronized (mPackages) { 13930 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13931 } 13932 if (result) { 13933 scheduleWritePackageRestrictionsLocked(userId); 13934 } 13935 return result; 13936 } 13937 13938 @Override 13939 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13940 String packageName) { 13941 synchronized (mPackages) { 13942 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13943 } 13944 } 13945 13946 @Override 13947 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13948 if (TextUtils.isEmpty(packageName)) { 13949 return ParceledListSlice.emptyList(); 13950 } 13951 synchronized (mPackages) { 13952 PackageParser.Package pkg = mPackages.get(packageName); 13953 if (pkg == null || pkg.activities == null) { 13954 return ParceledListSlice.emptyList(); 13955 } 13956 final int count = pkg.activities.size(); 13957 ArrayList<IntentFilter> result = new ArrayList<>(); 13958 for (int n=0; n<count; n++) { 13959 PackageParser.Activity activity = pkg.activities.get(n); 13960 if (activity.intents != null && activity.intents.size() > 0) { 13961 result.addAll(activity.intents); 13962 } 13963 } 13964 return new ParceledListSlice<>(result); 13965 } 13966 } 13967 13968 @Override 13969 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13970 mContext.enforceCallingOrSelfPermission( 13971 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13972 13973 synchronized (mPackages) { 13974 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13975 if (packageName != null) { 13976 result |= updateIntentVerificationStatus(packageName, 13977 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13978 userId); 13979 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13980 packageName, userId); 13981 } 13982 return result; 13983 } 13984 } 13985 13986 @Override 13987 public String getDefaultBrowserPackageName(int userId) { 13988 synchronized (mPackages) { 13989 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13990 } 13991 } 13992 13993 /** 13994 * Get the "allow unknown sources" setting. 13995 * 13996 * @return the current "allow unknown sources" setting 13997 */ 13998 private int getUnknownSourcesSettings() { 13999 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14000 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14001 -1); 14002 } 14003 14004 @Override 14005 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14006 final int uid = Binder.getCallingUid(); 14007 // writer 14008 synchronized (mPackages) { 14009 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14010 if (targetPackageSetting == null) { 14011 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14012 } 14013 14014 PackageSetting installerPackageSetting; 14015 if (installerPackageName != null) { 14016 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14017 if (installerPackageSetting == null) { 14018 throw new IllegalArgumentException("Unknown installer package: " 14019 + installerPackageName); 14020 } 14021 } else { 14022 installerPackageSetting = null; 14023 } 14024 14025 Signature[] callerSignature; 14026 Object obj = mSettings.getUserIdLPr(uid); 14027 if (obj != null) { 14028 if (obj instanceof SharedUserSetting) { 14029 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14030 } else if (obj instanceof PackageSetting) { 14031 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14032 } else { 14033 throw new SecurityException("Bad object " + obj + " for uid " + uid); 14034 } 14035 } else { 14036 throw new SecurityException("Unknown calling UID: " + uid); 14037 } 14038 14039 // Verify: can't set installerPackageName to a package that is 14040 // not signed with the same cert as the caller. 14041 if (installerPackageSetting != null) { 14042 if (compareSignatures(callerSignature, 14043 installerPackageSetting.signatures.mSignatures) 14044 != PackageManager.SIGNATURE_MATCH) { 14045 throw new SecurityException( 14046 "Caller does not have same cert as new installer package " 14047 + installerPackageName); 14048 } 14049 } 14050 14051 // Verify: if target already has an installer package, it must 14052 // be signed with the same cert as the caller. 14053 if (targetPackageSetting.installerPackageName != null) { 14054 PackageSetting setting = mSettings.mPackages.get( 14055 targetPackageSetting.installerPackageName); 14056 // If the currently set package isn't valid, then it's always 14057 // okay to change it. 14058 if (setting != null) { 14059 if (compareSignatures(callerSignature, 14060 setting.signatures.mSignatures) 14061 != PackageManager.SIGNATURE_MATCH) { 14062 throw new SecurityException( 14063 "Caller does not have same cert as old installer package " 14064 + targetPackageSetting.installerPackageName); 14065 } 14066 } 14067 } 14068 14069 // Okay! 14070 targetPackageSetting.installerPackageName = installerPackageName; 14071 if (installerPackageName != null) { 14072 mSettings.mInstallerPackages.add(installerPackageName); 14073 } 14074 scheduleWriteSettingsLocked(); 14075 } 14076 } 14077 14078 @Override 14079 public void setApplicationCategoryHint(String packageName, int categoryHint, 14080 String callerPackageName) { 14081 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14082 callerPackageName); 14083 synchronized (mPackages) { 14084 PackageSetting ps = mSettings.mPackages.get(packageName); 14085 if (ps == null) { 14086 throw new IllegalArgumentException("Unknown target package " + packageName); 14087 } 14088 14089 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14090 throw new IllegalArgumentException("Calling package " + callerPackageName 14091 + " is not installer for " + packageName); 14092 } 14093 14094 if (ps.categoryHint != categoryHint) { 14095 ps.categoryHint = categoryHint; 14096 scheduleWriteSettingsLocked(); 14097 } 14098 } 14099 } 14100 14101 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14102 // Queue up an async operation since the package installation may take a little while. 14103 mHandler.post(new Runnable() { 14104 public void run() { 14105 mHandler.removeCallbacks(this); 14106 // Result object to be returned 14107 PackageInstalledInfo res = new PackageInstalledInfo(); 14108 res.setReturnCode(currentStatus); 14109 res.uid = -1; 14110 res.pkg = null; 14111 res.removedInfo = null; 14112 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14113 args.doPreInstall(res.returnCode); 14114 synchronized (mInstallLock) { 14115 installPackageTracedLI(args, res); 14116 } 14117 args.doPostInstall(res.returnCode, res.uid); 14118 } 14119 14120 // A restore should be performed at this point if (a) the install 14121 // succeeded, (b) the operation is not an update, and (c) the new 14122 // package has not opted out of backup participation. 14123 final boolean update = res.removedInfo != null 14124 && res.removedInfo.removedPackage != null; 14125 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14126 boolean doRestore = !update 14127 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14128 14129 // Set up the post-install work request bookkeeping. This will be used 14130 // and cleaned up by the post-install event handling regardless of whether 14131 // there's a restore pass performed. Token values are >= 1. 14132 int token; 14133 if (mNextInstallToken < 0) mNextInstallToken = 1; 14134 token = mNextInstallToken++; 14135 14136 PostInstallData data = new PostInstallData(args, res); 14137 mRunningInstalls.put(token, data); 14138 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14139 14140 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14141 // Pass responsibility to the Backup Manager. It will perform a 14142 // restore if appropriate, then pass responsibility back to the 14143 // Package Manager to run the post-install observer callbacks 14144 // and broadcasts. 14145 IBackupManager bm = IBackupManager.Stub.asInterface( 14146 ServiceManager.getService(Context.BACKUP_SERVICE)); 14147 if (bm != null) { 14148 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14149 + " to BM for possible restore"); 14150 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14151 try { 14152 // TODO: http://b/22388012 14153 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14154 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14155 } else { 14156 doRestore = false; 14157 } 14158 } catch (RemoteException e) { 14159 // can't happen; the backup manager is local 14160 } catch (Exception e) { 14161 Slog.e(TAG, "Exception trying to enqueue restore", e); 14162 doRestore = false; 14163 } 14164 } else { 14165 Slog.e(TAG, "Backup Manager not found!"); 14166 doRestore = false; 14167 } 14168 } 14169 14170 if (!doRestore) { 14171 // No restore possible, or the Backup Manager was mysteriously not 14172 // available -- just fire the post-install work request directly. 14173 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14174 14175 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14176 14177 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14178 mHandler.sendMessage(msg); 14179 } 14180 } 14181 }); 14182 } 14183 14184 /** 14185 * Callback from PackageSettings whenever an app is first transitioned out of the 14186 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14187 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14188 * here whether the app is the target of an ongoing install, and only send the 14189 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14190 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14191 * handling. 14192 */ 14193 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14194 // Serialize this with the rest of the install-process message chain. In the 14195 // restore-at-install case, this Runnable will necessarily run before the 14196 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14197 // are coherent. In the non-restore case, the app has already completed install 14198 // and been launched through some other means, so it is not in a problematic 14199 // state for observers to see the FIRST_LAUNCH signal. 14200 mHandler.post(new Runnable() { 14201 @Override 14202 public void run() { 14203 for (int i = 0; i < mRunningInstalls.size(); i++) { 14204 final PostInstallData data = mRunningInstalls.valueAt(i); 14205 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14206 continue; 14207 } 14208 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14209 // right package; but is it for the right user? 14210 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14211 if (userId == data.res.newUsers[uIndex]) { 14212 if (DEBUG_BACKUP) { 14213 Slog.i(TAG, "Package " + pkgName 14214 + " being restored so deferring FIRST_LAUNCH"); 14215 } 14216 return; 14217 } 14218 } 14219 } 14220 } 14221 // didn't find it, so not being restored 14222 if (DEBUG_BACKUP) { 14223 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14224 } 14225 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14226 } 14227 }); 14228 } 14229 14230 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14231 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14232 installerPkg, null, userIds); 14233 } 14234 14235 private abstract class HandlerParams { 14236 private static final int MAX_RETRIES = 4; 14237 14238 /** 14239 * Number of times startCopy() has been attempted and had a non-fatal 14240 * error. 14241 */ 14242 private int mRetries = 0; 14243 14244 /** User handle for the user requesting the information or installation. */ 14245 private final UserHandle mUser; 14246 String traceMethod; 14247 int traceCookie; 14248 14249 HandlerParams(UserHandle user) { 14250 mUser = user; 14251 } 14252 14253 UserHandle getUser() { 14254 return mUser; 14255 } 14256 14257 HandlerParams setTraceMethod(String traceMethod) { 14258 this.traceMethod = traceMethod; 14259 return this; 14260 } 14261 14262 HandlerParams setTraceCookie(int traceCookie) { 14263 this.traceCookie = traceCookie; 14264 return this; 14265 } 14266 14267 final boolean startCopy() { 14268 boolean res; 14269 try { 14270 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14271 14272 if (++mRetries > MAX_RETRIES) { 14273 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14274 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14275 handleServiceError(); 14276 return false; 14277 } else { 14278 handleStartCopy(); 14279 res = true; 14280 } 14281 } catch (RemoteException e) { 14282 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14283 mHandler.sendEmptyMessage(MCS_RECONNECT); 14284 res = false; 14285 } 14286 handleReturnCode(); 14287 return res; 14288 } 14289 14290 final void serviceError() { 14291 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14292 handleServiceError(); 14293 handleReturnCode(); 14294 } 14295 14296 abstract void handleStartCopy() throws RemoteException; 14297 abstract void handleServiceError(); 14298 abstract void handleReturnCode(); 14299 } 14300 14301 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14302 for (File path : paths) { 14303 try { 14304 mcs.clearDirectory(path.getAbsolutePath()); 14305 } catch (RemoteException e) { 14306 } 14307 } 14308 } 14309 14310 static class OriginInfo { 14311 /** 14312 * Location where install is coming from, before it has been 14313 * copied/renamed into place. This could be a single monolithic APK 14314 * file, or a cluster directory. This location may be untrusted. 14315 */ 14316 final File file; 14317 final String cid; 14318 14319 /** 14320 * Flag indicating that {@link #file} or {@link #cid} has already been 14321 * staged, meaning downstream users don't need to defensively copy the 14322 * contents. 14323 */ 14324 final boolean staged; 14325 14326 /** 14327 * Flag indicating that {@link #file} or {@link #cid} is an already 14328 * installed app that is being moved. 14329 */ 14330 final boolean existing; 14331 14332 final String resolvedPath; 14333 final File resolvedFile; 14334 14335 static OriginInfo fromNothing() { 14336 return new OriginInfo(null, null, false, false); 14337 } 14338 14339 static OriginInfo fromUntrustedFile(File file) { 14340 return new OriginInfo(file, null, false, false); 14341 } 14342 14343 static OriginInfo fromExistingFile(File file) { 14344 return new OriginInfo(file, null, false, true); 14345 } 14346 14347 static OriginInfo fromStagedFile(File file) { 14348 return new OriginInfo(file, null, true, false); 14349 } 14350 14351 static OriginInfo fromStagedContainer(String cid) { 14352 return new OriginInfo(null, cid, true, false); 14353 } 14354 14355 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14356 this.file = file; 14357 this.cid = cid; 14358 this.staged = staged; 14359 this.existing = existing; 14360 14361 if (cid != null) { 14362 resolvedPath = PackageHelper.getSdDir(cid); 14363 resolvedFile = new File(resolvedPath); 14364 } else if (file != null) { 14365 resolvedPath = file.getAbsolutePath(); 14366 resolvedFile = file; 14367 } else { 14368 resolvedPath = null; 14369 resolvedFile = null; 14370 } 14371 } 14372 } 14373 14374 static class MoveInfo { 14375 final int moveId; 14376 final String fromUuid; 14377 final String toUuid; 14378 final String packageName; 14379 final String dataAppName; 14380 final int appId; 14381 final String seinfo; 14382 final int targetSdkVersion; 14383 14384 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14385 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14386 this.moveId = moveId; 14387 this.fromUuid = fromUuid; 14388 this.toUuid = toUuid; 14389 this.packageName = packageName; 14390 this.dataAppName = dataAppName; 14391 this.appId = appId; 14392 this.seinfo = seinfo; 14393 this.targetSdkVersion = targetSdkVersion; 14394 } 14395 } 14396 14397 static class VerificationInfo { 14398 /** A constant used to indicate that a uid value is not present. */ 14399 public static final int NO_UID = -1; 14400 14401 /** URI referencing where the package was downloaded from. */ 14402 final Uri originatingUri; 14403 14404 /** HTTP referrer URI associated with the originatingURI. */ 14405 final Uri referrer; 14406 14407 /** UID of the application that the install request originated from. */ 14408 final int originatingUid; 14409 14410 /** UID of application requesting the install */ 14411 final int installerUid; 14412 14413 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14414 this.originatingUri = originatingUri; 14415 this.referrer = referrer; 14416 this.originatingUid = originatingUid; 14417 this.installerUid = installerUid; 14418 } 14419 } 14420 14421 class InstallParams extends HandlerParams { 14422 final OriginInfo origin; 14423 final MoveInfo move; 14424 final IPackageInstallObserver2 observer; 14425 int installFlags; 14426 final String installerPackageName; 14427 final String volumeUuid; 14428 private InstallArgs mArgs; 14429 private int mRet; 14430 final String packageAbiOverride; 14431 final String[] grantedRuntimePermissions; 14432 final VerificationInfo verificationInfo; 14433 final Certificate[][] certificates; 14434 final int installReason; 14435 14436 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14437 int installFlags, String installerPackageName, String volumeUuid, 14438 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14439 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14440 super(user); 14441 this.origin = origin; 14442 this.move = move; 14443 this.observer = observer; 14444 this.installFlags = installFlags; 14445 this.installerPackageName = installerPackageName; 14446 this.volumeUuid = volumeUuid; 14447 this.verificationInfo = verificationInfo; 14448 this.packageAbiOverride = packageAbiOverride; 14449 this.grantedRuntimePermissions = grantedPermissions; 14450 this.certificates = certificates; 14451 this.installReason = installReason; 14452 } 14453 14454 @Override 14455 public String toString() { 14456 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14457 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14458 } 14459 14460 private int installLocationPolicy(PackageInfoLite pkgLite) { 14461 String packageName = pkgLite.packageName; 14462 int installLocation = pkgLite.installLocation; 14463 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14464 // reader 14465 synchronized (mPackages) { 14466 // Currently installed package which the new package is attempting to replace or 14467 // null if no such package is installed. 14468 PackageParser.Package installedPkg = mPackages.get(packageName); 14469 // Package which currently owns the data which the new package will own if installed. 14470 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14471 // will be null whereas dataOwnerPkg will contain information about the package 14472 // which was uninstalled while keeping its data. 14473 PackageParser.Package dataOwnerPkg = installedPkg; 14474 if (dataOwnerPkg == null) { 14475 PackageSetting ps = mSettings.mPackages.get(packageName); 14476 if (ps != null) { 14477 dataOwnerPkg = ps.pkg; 14478 } 14479 } 14480 14481 if (dataOwnerPkg != null) { 14482 // If installed, the package will get access to data left on the device by its 14483 // predecessor. As a security measure, this is permited only if this is not a 14484 // version downgrade or if the predecessor package is marked as debuggable and 14485 // a downgrade is explicitly requested. 14486 // 14487 // On debuggable platform builds, downgrades are permitted even for 14488 // non-debuggable packages to make testing easier. Debuggable platform builds do 14489 // not offer security guarantees and thus it's OK to disable some security 14490 // mechanisms to make debugging/testing easier on those builds. However, even on 14491 // debuggable builds downgrades of packages are permitted only if requested via 14492 // installFlags. This is because we aim to keep the behavior of debuggable 14493 // platform builds as close as possible to the behavior of non-debuggable 14494 // platform builds. 14495 final boolean downgradeRequested = 14496 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14497 final boolean packageDebuggable = 14498 (dataOwnerPkg.applicationInfo.flags 14499 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14500 final boolean downgradePermitted = 14501 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14502 if (!downgradePermitted) { 14503 try { 14504 checkDowngrade(dataOwnerPkg, pkgLite); 14505 } catch (PackageManagerException e) { 14506 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14507 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14508 } 14509 } 14510 } 14511 14512 if (installedPkg != null) { 14513 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14514 // Check for updated system application. 14515 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14516 if (onSd) { 14517 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14518 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14519 } 14520 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14521 } else { 14522 if (onSd) { 14523 // Install flag overrides everything. 14524 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14525 } 14526 // If current upgrade specifies particular preference 14527 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14528 // Application explicitly specified internal. 14529 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14530 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14531 // App explictly prefers external. Let policy decide 14532 } else { 14533 // Prefer previous location 14534 if (isExternal(installedPkg)) { 14535 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14536 } 14537 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14538 } 14539 } 14540 } else { 14541 // Invalid install. Return error code 14542 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14543 } 14544 } 14545 } 14546 // All the special cases have been taken care of. 14547 // Return result based on recommended install location. 14548 if (onSd) { 14549 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14550 } 14551 return pkgLite.recommendedInstallLocation; 14552 } 14553 14554 /* 14555 * Invoke remote method to get package information and install 14556 * location values. Override install location based on default 14557 * policy if needed and then create install arguments based 14558 * on the install location. 14559 */ 14560 public void handleStartCopy() throws RemoteException { 14561 int ret = PackageManager.INSTALL_SUCCEEDED; 14562 14563 // If we're already staged, we've firmly committed to an install location 14564 if (origin.staged) { 14565 if (origin.file != null) { 14566 installFlags |= PackageManager.INSTALL_INTERNAL; 14567 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14568 } else if (origin.cid != null) { 14569 installFlags |= PackageManager.INSTALL_EXTERNAL; 14570 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14571 } else { 14572 throw new IllegalStateException("Invalid stage location"); 14573 } 14574 } 14575 14576 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14577 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14578 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14579 PackageInfoLite pkgLite = null; 14580 14581 if (onInt && onSd) { 14582 // Check if both bits are set. 14583 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14584 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14585 } else if (onSd && ephemeral) { 14586 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14587 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14588 } else { 14589 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14590 packageAbiOverride); 14591 14592 if (DEBUG_EPHEMERAL && ephemeral) { 14593 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14594 } 14595 14596 /* 14597 * If we have too little free space, try to free cache 14598 * before giving up. 14599 */ 14600 if (!origin.staged && pkgLite.recommendedInstallLocation 14601 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14602 // TODO: focus freeing disk space on the target device 14603 final StorageManager storage = StorageManager.from(mContext); 14604 final long lowThreshold = storage.getStorageLowBytes( 14605 Environment.getDataDirectory()); 14606 14607 final long sizeBytes = mContainerService.calculateInstalledSize( 14608 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14609 14610 try { 14611 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14612 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14613 installFlags, packageAbiOverride); 14614 } catch (InstallerException e) { 14615 Slog.w(TAG, "Failed to free cache", e); 14616 } 14617 14618 /* 14619 * The cache free must have deleted the file we 14620 * downloaded to install. 14621 * 14622 * TODO: fix the "freeCache" call to not delete 14623 * the file we care about. 14624 */ 14625 if (pkgLite.recommendedInstallLocation 14626 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14627 pkgLite.recommendedInstallLocation 14628 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14629 } 14630 } 14631 } 14632 14633 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14634 int loc = pkgLite.recommendedInstallLocation; 14635 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14636 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14637 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14638 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14639 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14640 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14641 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14642 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14643 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14644 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14645 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14646 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14647 } else { 14648 // Override with defaults if needed. 14649 loc = installLocationPolicy(pkgLite); 14650 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14651 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14652 } else if (!onSd && !onInt) { 14653 // Override install location with flags 14654 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14655 // Set the flag to install on external media. 14656 installFlags |= PackageManager.INSTALL_EXTERNAL; 14657 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14658 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14659 if (DEBUG_EPHEMERAL) { 14660 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14661 } 14662 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14663 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14664 |PackageManager.INSTALL_INTERNAL); 14665 } else { 14666 // Make sure the flag for installing on external 14667 // media is unset 14668 installFlags |= PackageManager.INSTALL_INTERNAL; 14669 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14670 } 14671 } 14672 } 14673 } 14674 14675 final InstallArgs args = createInstallArgs(this); 14676 mArgs = args; 14677 14678 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14679 // TODO: http://b/22976637 14680 // Apps installed for "all" users use the device owner to verify the app 14681 UserHandle verifierUser = getUser(); 14682 if (verifierUser == UserHandle.ALL) { 14683 verifierUser = UserHandle.SYSTEM; 14684 } 14685 14686 /* 14687 * Determine if we have any installed package verifiers. If we 14688 * do, then we'll defer to them to verify the packages. 14689 */ 14690 final int requiredUid = mRequiredVerifierPackage == null ? -1 14691 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14692 verifierUser.getIdentifier()); 14693 if (!origin.existing && requiredUid != -1 14694 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14695 final Intent verification = new Intent( 14696 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14697 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14698 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14699 PACKAGE_MIME_TYPE); 14700 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14701 14702 // Query all live verifiers based on current user state 14703 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14704 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14705 14706 if (DEBUG_VERIFY) { 14707 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14708 + verification.toString() + " with " + pkgLite.verifiers.length 14709 + " optional verifiers"); 14710 } 14711 14712 final int verificationId = mPendingVerificationToken++; 14713 14714 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14715 14716 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14717 installerPackageName); 14718 14719 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14720 installFlags); 14721 14722 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14723 pkgLite.packageName); 14724 14725 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14726 pkgLite.versionCode); 14727 14728 if (verificationInfo != null) { 14729 if (verificationInfo.originatingUri != null) { 14730 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14731 verificationInfo.originatingUri); 14732 } 14733 if (verificationInfo.referrer != null) { 14734 verification.putExtra(Intent.EXTRA_REFERRER, 14735 verificationInfo.referrer); 14736 } 14737 if (verificationInfo.originatingUid >= 0) { 14738 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14739 verificationInfo.originatingUid); 14740 } 14741 if (verificationInfo.installerUid >= 0) { 14742 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14743 verificationInfo.installerUid); 14744 } 14745 } 14746 14747 final PackageVerificationState verificationState = new PackageVerificationState( 14748 requiredUid, args); 14749 14750 mPendingVerification.append(verificationId, verificationState); 14751 14752 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14753 receivers, verificationState); 14754 14755 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14756 final long idleDuration = getVerificationTimeout(); 14757 14758 /* 14759 * If any sufficient verifiers were listed in the package 14760 * manifest, attempt to ask them. 14761 */ 14762 if (sufficientVerifiers != null) { 14763 final int N = sufficientVerifiers.size(); 14764 if (N == 0) { 14765 Slog.i(TAG, "Additional verifiers required, but none installed."); 14766 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14767 } else { 14768 for (int i = 0; i < N; i++) { 14769 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14770 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14771 verifierComponent.getPackageName(), idleDuration, 14772 verifierUser.getIdentifier(), false, "package verifier"); 14773 14774 final Intent sufficientIntent = new Intent(verification); 14775 sufficientIntent.setComponent(verifierComponent); 14776 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14777 } 14778 } 14779 } 14780 14781 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14782 mRequiredVerifierPackage, receivers); 14783 if (ret == PackageManager.INSTALL_SUCCEEDED 14784 && mRequiredVerifierPackage != null) { 14785 Trace.asyncTraceBegin( 14786 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14787 /* 14788 * Send the intent to the required verification agent, 14789 * but only start the verification timeout after the 14790 * target BroadcastReceivers have run. 14791 */ 14792 verification.setComponent(requiredVerifierComponent); 14793 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14794 mRequiredVerifierPackage, idleDuration, 14795 verifierUser.getIdentifier(), false, "package verifier"); 14796 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14797 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14798 new BroadcastReceiver() { 14799 @Override 14800 public void onReceive(Context context, Intent intent) { 14801 final Message msg = mHandler 14802 .obtainMessage(CHECK_PENDING_VERIFICATION); 14803 msg.arg1 = verificationId; 14804 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14805 } 14806 }, null, 0, null, null); 14807 14808 /* 14809 * We don't want the copy to proceed until verification 14810 * succeeds, so null out this field. 14811 */ 14812 mArgs = null; 14813 } 14814 } else { 14815 /* 14816 * No package verification is enabled, so immediately start 14817 * the remote call to initiate copy using temporary file. 14818 */ 14819 ret = args.copyApk(mContainerService, true); 14820 } 14821 } 14822 14823 mRet = ret; 14824 } 14825 14826 @Override 14827 void handleReturnCode() { 14828 // If mArgs is null, then MCS couldn't be reached. When it 14829 // reconnects, it will try again to install. At that point, this 14830 // will succeed. 14831 if (mArgs != null) { 14832 processPendingInstall(mArgs, mRet); 14833 } 14834 } 14835 14836 @Override 14837 void handleServiceError() { 14838 mArgs = createInstallArgs(this); 14839 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14840 } 14841 14842 public boolean isForwardLocked() { 14843 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14844 } 14845 } 14846 14847 /** 14848 * Used during creation of InstallArgs 14849 * 14850 * @param installFlags package installation flags 14851 * @return true if should be installed on external storage 14852 */ 14853 private static boolean installOnExternalAsec(int installFlags) { 14854 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14855 return false; 14856 } 14857 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14858 return true; 14859 } 14860 return false; 14861 } 14862 14863 /** 14864 * Used during creation of InstallArgs 14865 * 14866 * @param installFlags package installation flags 14867 * @return true if should be installed as forward locked 14868 */ 14869 private static boolean installForwardLocked(int installFlags) { 14870 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14871 } 14872 14873 private InstallArgs createInstallArgs(InstallParams params) { 14874 if (params.move != null) { 14875 return new MoveInstallArgs(params); 14876 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14877 return new AsecInstallArgs(params); 14878 } else { 14879 return new FileInstallArgs(params); 14880 } 14881 } 14882 14883 /** 14884 * Create args that describe an existing installed package. Typically used 14885 * when cleaning up old installs, or used as a move source. 14886 */ 14887 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14888 String resourcePath, String[] instructionSets) { 14889 final boolean isInAsec; 14890 if (installOnExternalAsec(installFlags)) { 14891 /* Apps on SD card are always in ASEC containers. */ 14892 isInAsec = true; 14893 } else if (installForwardLocked(installFlags) 14894 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14895 /* 14896 * Forward-locked apps are only in ASEC containers if they're the 14897 * new style 14898 */ 14899 isInAsec = true; 14900 } else { 14901 isInAsec = false; 14902 } 14903 14904 if (isInAsec) { 14905 return new AsecInstallArgs(codePath, instructionSets, 14906 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14907 } else { 14908 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14909 } 14910 } 14911 14912 static abstract class InstallArgs { 14913 /** @see InstallParams#origin */ 14914 final OriginInfo origin; 14915 /** @see InstallParams#move */ 14916 final MoveInfo move; 14917 14918 final IPackageInstallObserver2 observer; 14919 // Always refers to PackageManager flags only 14920 final int installFlags; 14921 final String installerPackageName; 14922 final String volumeUuid; 14923 final UserHandle user; 14924 final String abiOverride; 14925 final String[] installGrantPermissions; 14926 /** If non-null, drop an async trace when the install completes */ 14927 final String traceMethod; 14928 final int traceCookie; 14929 final Certificate[][] certificates; 14930 final int installReason; 14931 14932 // The list of instruction sets supported by this app. This is currently 14933 // only used during the rmdex() phase to clean up resources. We can get rid of this 14934 // if we move dex files under the common app path. 14935 /* nullable */ String[] instructionSets; 14936 14937 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14938 int installFlags, String installerPackageName, String volumeUuid, 14939 UserHandle user, String[] instructionSets, 14940 String abiOverride, String[] installGrantPermissions, 14941 String traceMethod, int traceCookie, Certificate[][] certificates, 14942 int installReason) { 14943 this.origin = origin; 14944 this.move = move; 14945 this.installFlags = installFlags; 14946 this.observer = observer; 14947 this.installerPackageName = installerPackageName; 14948 this.volumeUuid = volumeUuid; 14949 this.user = user; 14950 this.instructionSets = instructionSets; 14951 this.abiOverride = abiOverride; 14952 this.installGrantPermissions = installGrantPermissions; 14953 this.traceMethod = traceMethod; 14954 this.traceCookie = traceCookie; 14955 this.certificates = certificates; 14956 this.installReason = installReason; 14957 } 14958 14959 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14960 abstract int doPreInstall(int status); 14961 14962 /** 14963 * Rename package into final resting place. All paths on the given 14964 * scanned package should be updated to reflect the rename. 14965 */ 14966 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14967 abstract int doPostInstall(int status, int uid); 14968 14969 /** @see PackageSettingBase#codePathString */ 14970 abstract String getCodePath(); 14971 /** @see PackageSettingBase#resourcePathString */ 14972 abstract String getResourcePath(); 14973 14974 // Need installer lock especially for dex file removal. 14975 abstract void cleanUpResourcesLI(); 14976 abstract boolean doPostDeleteLI(boolean delete); 14977 14978 /** 14979 * Called before the source arguments are copied. This is used mostly 14980 * for MoveParams when it needs to read the source file to put it in the 14981 * destination. 14982 */ 14983 int doPreCopy() { 14984 return PackageManager.INSTALL_SUCCEEDED; 14985 } 14986 14987 /** 14988 * Called after the source arguments are copied. This is used mostly for 14989 * MoveParams when it needs to read the source file to put it in the 14990 * destination. 14991 */ 14992 int doPostCopy(int uid) { 14993 return PackageManager.INSTALL_SUCCEEDED; 14994 } 14995 14996 protected boolean isFwdLocked() { 14997 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14998 } 14999 15000 protected boolean isExternalAsec() { 15001 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15002 } 15003 15004 protected boolean isEphemeral() { 15005 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15006 } 15007 15008 UserHandle getUser() { 15009 return user; 15010 } 15011 } 15012 15013 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15014 if (!allCodePaths.isEmpty()) { 15015 if (instructionSets == null) { 15016 throw new IllegalStateException("instructionSet == null"); 15017 } 15018 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15019 for (String codePath : allCodePaths) { 15020 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15021 try { 15022 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15023 } catch (InstallerException ignored) { 15024 } 15025 } 15026 } 15027 } 15028 } 15029 15030 /** 15031 * Logic to handle installation of non-ASEC applications, including copying 15032 * and renaming logic. 15033 */ 15034 class FileInstallArgs extends InstallArgs { 15035 private File codeFile; 15036 private File resourceFile; 15037 15038 // Example topology: 15039 // /data/app/com.example/base.apk 15040 // /data/app/com.example/split_foo.apk 15041 // /data/app/com.example/lib/arm/libfoo.so 15042 // /data/app/com.example/lib/arm64/libfoo.so 15043 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15044 15045 /** New install */ 15046 FileInstallArgs(InstallParams params) { 15047 super(params.origin, params.move, params.observer, params.installFlags, 15048 params.installerPackageName, params.volumeUuid, 15049 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15050 params.grantedRuntimePermissions, 15051 params.traceMethod, params.traceCookie, params.certificates, 15052 params.installReason); 15053 if (isFwdLocked()) { 15054 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15055 } 15056 } 15057 15058 /** Existing install */ 15059 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15060 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15061 null, null, null, 0, null /*certificates*/, 15062 PackageManager.INSTALL_REASON_UNKNOWN); 15063 this.codeFile = (codePath != null) ? new File(codePath) : null; 15064 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15065 } 15066 15067 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15068 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15069 try { 15070 return doCopyApk(imcs, temp); 15071 } finally { 15072 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15073 } 15074 } 15075 15076 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15077 if (origin.staged) { 15078 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15079 codeFile = origin.file; 15080 resourceFile = origin.file; 15081 return PackageManager.INSTALL_SUCCEEDED; 15082 } 15083 15084 try { 15085 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15086 final File tempDir = 15087 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15088 codeFile = tempDir; 15089 resourceFile = tempDir; 15090 } catch (IOException e) { 15091 Slog.w(TAG, "Failed to create copy file: " + e); 15092 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15093 } 15094 15095 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15096 @Override 15097 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15098 if (!FileUtils.isValidExtFilename(name)) { 15099 throw new IllegalArgumentException("Invalid filename: " + name); 15100 } 15101 try { 15102 final File file = new File(codeFile, name); 15103 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15104 O_RDWR | O_CREAT, 0644); 15105 Os.chmod(file.getAbsolutePath(), 0644); 15106 return new ParcelFileDescriptor(fd); 15107 } catch (ErrnoException e) { 15108 throw new RemoteException("Failed to open: " + e.getMessage()); 15109 } 15110 } 15111 }; 15112 15113 int ret = PackageManager.INSTALL_SUCCEEDED; 15114 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15115 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15116 Slog.e(TAG, "Failed to copy package"); 15117 return ret; 15118 } 15119 15120 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15121 NativeLibraryHelper.Handle handle = null; 15122 try { 15123 handle = NativeLibraryHelper.Handle.create(codeFile); 15124 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15125 abiOverride); 15126 } catch (IOException e) { 15127 Slog.e(TAG, "Copying native libraries failed", e); 15128 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15129 } finally { 15130 IoUtils.closeQuietly(handle); 15131 } 15132 15133 return ret; 15134 } 15135 15136 int doPreInstall(int status) { 15137 if (status != PackageManager.INSTALL_SUCCEEDED) { 15138 cleanUp(); 15139 } 15140 return status; 15141 } 15142 15143 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15144 if (status != PackageManager.INSTALL_SUCCEEDED) { 15145 cleanUp(); 15146 return false; 15147 } 15148 15149 final File targetDir = codeFile.getParentFile(); 15150 final File beforeCodeFile = codeFile; 15151 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15152 15153 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15154 try { 15155 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15156 } catch (ErrnoException e) { 15157 Slog.w(TAG, "Failed to rename", e); 15158 return false; 15159 } 15160 15161 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15162 Slog.w(TAG, "Failed to restorecon"); 15163 return false; 15164 } 15165 15166 // Reflect the rename internally 15167 codeFile = afterCodeFile; 15168 resourceFile = afterCodeFile; 15169 15170 // Reflect the rename in scanned details 15171 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15172 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15173 afterCodeFile, pkg.baseCodePath)); 15174 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15175 afterCodeFile, pkg.splitCodePaths)); 15176 15177 // Reflect the rename in app info 15178 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15179 pkg.setApplicationInfoCodePath(pkg.codePath); 15180 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15181 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15182 pkg.setApplicationInfoResourcePath(pkg.codePath); 15183 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15184 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15185 15186 return true; 15187 } 15188 15189 int doPostInstall(int status, int uid) { 15190 if (status != PackageManager.INSTALL_SUCCEEDED) { 15191 cleanUp(); 15192 } 15193 return status; 15194 } 15195 15196 @Override 15197 String getCodePath() { 15198 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15199 } 15200 15201 @Override 15202 String getResourcePath() { 15203 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15204 } 15205 15206 private boolean cleanUp() { 15207 if (codeFile == null || !codeFile.exists()) { 15208 return false; 15209 } 15210 15211 removeCodePathLI(codeFile); 15212 15213 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15214 resourceFile.delete(); 15215 } 15216 15217 return true; 15218 } 15219 15220 void cleanUpResourcesLI() { 15221 // Try enumerating all code paths before deleting 15222 List<String> allCodePaths = Collections.EMPTY_LIST; 15223 if (codeFile != null && codeFile.exists()) { 15224 try { 15225 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15226 allCodePaths = pkg.getAllCodePaths(); 15227 } catch (PackageParserException e) { 15228 // Ignored; we tried our best 15229 } 15230 } 15231 15232 cleanUp(); 15233 removeDexFiles(allCodePaths, instructionSets); 15234 } 15235 15236 boolean doPostDeleteLI(boolean delete) { 15237 // XXX err, shouldn't we respect the delete flag? 15238 cleanUpResourcesLI(); 15239 return true; 15240 } 15241 } 15242 15243 private boolean isAsecExternal(String cid) { 15244 final String asecPath = PackageHelper.getSdFilesystem(cid); 15245 return !asecPath.startsWith(mAsecInternalPath); 15246 } 15247 15248 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15249 PackageManagerException { 15250 if (copyRet < 0) { 15251 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15252 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15253 throw new PackageManagerException(copyRet, message); 15254 } 15255 } 15256 } 15257 15258 /** 15259 * Extract the StorageManagerService "container ID" from the full code path of an 15260 * .apk. 15261 */ 15262 static String cidFromCodePath(String fullCodePath) { 15263 int eidx = fullCodePath.lastIndexOf("/"); 15264 String subStr1 = fullCodePath.substring(0, eidx); 15265 int sidx = subStr1.lastIndexOf("/"); 15266 return subStr1.substring(sidx+1, eidx); 15267 } 15268 15269 /** 15270 * Logic to handle installation of ASEC applications, including copying and 15271 * renaming logic. 15272 */ 15273 class AsecInstallArgs extends InstallArgs { 15274 static final String RES_FILE_NAME = "pkg.apk"; 15275 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15276 15277 String cid; 15278 String packagePath; 15279 String resourcePath; 15280 15281 /** New install */ 15282 AsecInstallArgs(InstallParams params) { 15283 super(params.origin, params.move, params.observer, params.installFlags, 15284 params.installerPackageName, params.volumeUuid, 15285 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15286 params.grantedRuntimePermissions, 15287 params.traceMethod, params.traceCookie, params.certificates, 15288 params.installReason); 15289 } 15290 15291 /** Existing install */ 15292 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15293 boolean isExternal, boolean isForwardLocked) { 15294 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15295 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15296 instructionSets, null, null, null, 0, null /*certificates*/, 15297 PackageManager.INSTALL_REASON_UNKNOWN); 15298 // Hackily pretend we're still looking at a full code path 15299 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15300 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15301 } 15302 15303 // Extract cid from fullCodePath 15304 int eidx = fullCodePath.lastIndexOf("/"); 15305 String subStr1 = fullCodePath.substring(0, eidx); 15306 int sidx = subStr1.lastIndexOf("/"); 15307 cid = subStr1.substring(sidx+1, eidx); 15308 setMountPath(subStr1); 15309 } 15310 15311 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15312 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15313 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15314 instructionSets, null, null, null, 0, null /*certificates*/, 15315 PackageManager.INSTALL_REASON_UNKNOWN); 15316 this.cid = cid; 15317 setMountPath(PackageHelper.getSdDir(cid)); 15318 } 15319 15320 void createCopyFile() { 15321 cid = mInstallerService.allocateExternalStageCidLegacy(); 15322 } 15323 15324 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15325 if (origin.staged && origin.cid != null) { 15326 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15327 cid = origin.cid; 15328 setMountPath(PackageHelper.getSdDir(cid)); 15329 return PackageManager.INSTALL_SUCCEEDED; 15330 } 15331 15332 if (temp) { 15333 createCopyFile(); 15334 } else { 15335 /* 15336 * Pre-emptively destroy the container since it's destroyed if 15337 * copying fails due to it existing anyway. 15338 */ 15339 PackageHelper.destroySdDir(cid); 15340 } 15341 15342 final String newMountPath = imcs.copyPackageToContainer( 15343 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15344 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15345 15346 if (newMountPath != null) { 15347 setMountPath(newMountPath); 15348 return PackageManager.INSTALL_SUCCEEDED; 15349 } else { 15350 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15351 } 15352 } 15353 15354 @Override 15355 String getCodePath() { 15356 return packagePath; 15357 } 15358 15359 @Override 15360 String getResourcePath() { 15361 return resourcePath; 15362 } 15363 15364 int doPreInstall(int status) { 15365 if (status != PackageManager.INSTALL_SUCCEEDED) { 15366 // Destroy container 15367 PackageHelper.destroySdDir(cid); 15368 } else { 15369 boolean mounted = PackageHelper.isContainerMounted(cid); 15370 if (!mounted) { 15371 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15372 Process.SYSTEM_UID); 15373 if (newMountPath != null) { 15374 setMountPath(newMountPath); 15375 } else { 15376 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15377 } 15378 } 15379 } 15380 return status; 15381 } 15382 15383 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15384 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15385 String newMountPath = null; 15386 if (PackageHelper.isContainerMounted(cid)) { 15387 // Unmount the container 15388 if (!PackageHelper.unMountSdDir(cid)) { 15389 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15390 return false; 15391 } 15392 } 15393 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15394 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15395 " which might be stale. Will try to clean up."); 15396 // Clean up the stale container and proceed to recreate. 15397 if (!PackageHelper.destroySdDir(newCacheId)) { 15398 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15399 return false; 15400 } 15401 // Successfully cleaned up stale container. Try to rename again. 15402 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15403 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15404 + " inspite of cleaning it up."); 15405 return false; 15406 } 15407 } 15408 if (!PackageHelper.isContainerMounted(newCacheId)) { 15409 Slog.w(TAG, "Mounting container " + newCacheId); 15410 newMountPath = PackageHelper.mountSdDir(newCacheId, 15411 getEncryptKey(), Process.SYSTEM_UID); 15412 } else { 15413 newMountPath = PackageHelper.getSdDir(newCacheId); 15414 } 15415 if (newMountPath == null) { 15416 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15417 return false; 15418 } 15419 Log.i(TAG, "Succesfully renamed " + cid + 15420 " to " + newCacheId + 15421 " at new path: " + newMountPath); 15422 cid = newCacheId; 15423 15424 final File beforeCodeFile = new File(packagePath); 15425 setMountPath(newMountPath); 15426 final File afterCodeFile = new File(packagePath); 15427 15428 // Reflect the rename in scanned details 15429 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15430 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15431 afterCodeFile, pkg.baseCodePath)); 15432 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15433 afterCodeFile, pkg.splitCodePaths)); 15434 15435 // Reflect the rename in app info 15436 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15437 pkg.setApplicationInfoCodePath(pkg.codePath); 15438 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15439 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15440 pkg.setApplicationInfoResourcePath(pkg.codePath); 15441 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15442 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15443 15444 return true; 15445 } 15446 15447 private void setMountPath(String mountPath) { 15448 final File mountFile = new File(mountPath); 15449 15450 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15451 if (monolithicFile.exists()) { 15452 packagePath = monolithicFile.getAbsolutePath(); 15453 if (isFwdLocked()) { 15454 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15455 } else { 15456 resourcePath = packagePath; 15457 } 15458 } else { 15459 packagePath = mountFile.getAbsolutePath(); 15460 resourcePath = packagePath; 15461 } 15462 } 15463 15464 int doPostInstall(int status, int uid) { 15465 if (status != PackageManager.INSTALL_SUCCEEDED) { 15466 cleanUp(); 15467 } else { 15468 final int groupOwner; 15469 final String protectedFile; 15470 if (isFwdLocked()) { 15471 groupOwner = UserHandle.getSharedAppGid(uid); 15472 protectedFile = RES_FILE_NAME; 15473 } else { 15474 groupOwner = -1; 15475 protectedFile = null; 15476 } 15477 15478 if (uid < Process.FIRST_APPLICATION_UID 15479 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15480 Slog.e(TAG, "Failed to finalize " + cid); 15481 PackageHelper.destroySdDir(cid); 15482 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15483 } 15484 15485 boolean mounted = PackageHelper.isContainerMounted(cid); 15486 if (!mounted) { 15487 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15488 } 15489 } 15490 return status; 15491 } 15492 15493 private void cleanUp() { 15494 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15495 15496 // Destroy secure container 15497 PackageHelper.destroySdDir(cid); 15498 } 15499 15500 private List<String> getAllCodePaths() { 15501 final File codeFile = new File(getCodePath()); 15502 if (codeFile != null && codeFile.exists()) { 15503 try { 15504 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15505 return pkg.getAllCodePaths(); 15506 } catch (PackageParserException e) { 15507 // Ignored; we tried our best 15508 } 15509 } 15510 return Collections.EMPTY_LIST; 15511 } 15512 15513 void cleanUpResourcesLI() { 15514 // Enumerate all code paths before deleting 15515 cleanUpResourcesLI(getAllCodePaths()); 15516 } 15517 15518 private void cleanUpResourcesLI(List<String> allCodePaths) { 15519 cleanUp(); 15520 removeDexFiles(allCodePaths, instructionSets); 15521 } 15522 15523 String getPackageName() { 15524 return getAsecPackageName(cid); 15525 } 15526 15527 boolean doPostDeleteLI(boolean delete) { 15528 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15529 final List<String> allCodePaths = getAllCodePaths(); 15530 boolean mounted = PackageHelper.isContainerMounted(cid); 15531 if (mounted) { 15532 // Unmount first 15533 if (PackageHelper.unMountSdDir(cid)) { 15534 mounted = false; 15535 } 15536 } 15537 if (!mounted && delete) { 15538 cleanUpResourcesLI(allCodePaths); 15539 } 15540 return !mounted; 15541 } 15542 15543 @Override 15544 int doPreCopy() { 15545 if (isFwdLocked()) { 15546 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15547 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15548 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15549 } 15550 } 15551 15552 return PackageManager.INSTALL_SUCCEEDED; 15553 } 15554 15555 @Override 15556 int doPostCopy(int uid) { 15557 if (isFwdLocked()) { 15558 if (uid < Process.FIRST_APPLICATION_UID 15559 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15560 RES_FILE_NAME)) { 15561 Slog.e(TAG, "Failed to finalize " + cid); 15562 PackageHelper.destroySdDir(cid); 15563 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15564 } 15565 } 15566 15567 return PackageManager.INSTALL_SUCCEEDED; 15568 } 15569 } 15570 15571 /** 15572 * Logic to handle movement of existing installed applications. 15573 */ 15574 class MoveInstallArgs extends InstallArgs { 15575 private File codeFile; 15576 private File resourceFile; 15577 15578 /** New install */ 15579 MoveInstallArgs(InstallParams params) { 15580 super(params.origin, params.move, params.observer, params.installFlags, 15581 params.installerPackageName, params.volumeUuid, 15582 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15583 params.grantedRuntimePermissions, 15584 params.traceMethod, params.traceCookie, params.certificates, 15585 params.installReason); 15586 } 15587 15588 int copyApk(IMediaContainerService imcs, boolean temp) { 15589 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15590 + move.fromUuid + " to " + move.toUuid); 15591 synchronized (mInstaller) { 15592 try { 15593 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15594 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15595 } catch (InstallerException e) { 15596 Slog.w(TAG, "Failed to move app", e); 15597 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15598 } 15599 } 15600 15601 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15602 resourceFile = codeFile; 15603 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15604 15605 return PackageManager.INSTALL_SUCCEEDED; 15606 } 15607 15608 int doPreInstall(int status) { 15609 if (status != PackageManager.INSTALL_SUCCEEDED) { 15610 cleanUp(move.toUuid); 15611 } 15612 return status; 15613 } 15614 15615 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15616 if (status != PackageManager.INSTALL_SUCCEEDED) { 15617 cleanUp(move.toUuid); 15618 return false; 15619 } 15620 15621 // Reflect the move in app info 15622 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15623 pkg.setApplicationInfoCodePath(pkg.codePath); 15624 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15625 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15626 pkg.setApplicationInfoResourcePath(pkg.codePath); 15627 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15628 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15629 15630 return true; 15631 } 15632 15633 int doPostInstall(int status, int uid) { 15634 if (status == PackageManager.INSTALL_SUCCEEDED) { 15635 cleanUp(move.fromUuid); 15636 } else { 15637 cleanUp(move.toUuid); 15638 } 15639 return status; 15640 } 15641 15642 @Override 15643 String getCodePath() { 15644 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15645 } 15646 15647 @Override 15648 String getResourcePath() { 15649 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15650 } 15651 15652 private boolean cleanUp(String volumeUuid) { 15653 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15654 move.dataAppName); 15655 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15656 final int[] userIds = sUserManager.getUserIds(); 15657 synchronized (mInstallLock) { 15658 // Clean up both app data and code 15659 // All package moves are frozen until finished 15660 for (int userId : userIds) { 15661 try { 15662 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15663 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15664 } catch (InstallerException e) { 15665 Slog.w(TAG, String.valueOf(e)); 15666 } 15667 } 15668 removeCodePathLI(codeFile); 15669 } 15670 return true; 15671 } 15672 15673 void cleanUpResourcesLI() { 15674 throw new UnsupportedOperationException(); 15675 } 15676 15677 boolean doPostDeleteLI(boolean delete) { 15678 throw new UnsupportedOperationException(); 15679 } 15680 } 15681 15682 static String getAsecPackageName(String packageCid) { 15683 int idx = packageCid.lastIndexOf("-"); 15684 if (idx == -1) { 15685 return packageCid; 15686 } 15687 return packageCid.substring(0, idx); 15688 } 15689 15690 // Utility method used to create code paths based on package name and available index. 15691 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15692 String idxStr = ""; 15693 int idx = 1; 15694 // Fall back to default value of idx=1 if prefix is not 15695 // part of oldCodePath 15696 if (oldCodePath != null) { 15697 String subStr = oldCodePath; 15698 // Drop the suffix right away 15699 if (suffix != null && subStr.endsWith(suffix)) { 15700 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15701 } 15702 // If oldCodePath already contains prefix find out the 15703 // ending index to either increment or decrement. 15704 int sidx = subStr.lastIndexOf(prefix); 15705 if (sidx != -1) { 15706 subStr = subStr.substring(sidx + prefix.length()); 15707 if (subStr != null) { 15708 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15709 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15710 } 15711 try { 15712 idx = Integer.parseInt(subStr); 15713 if (idx <= 1) { 15714 idx++; 15715 } else { 15716 idx--; 15717 } 15718 } catch(NumberFormatException e) { 15719 } 15720 } 15721 } 15722 } 15723 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15724 return prefix + idxStr; 15725 } 15726 15727 private File getNextCodePath(File targetDir, String packageName) { 15728 File result; 15729 SecureRandom random = new SecureRandom(); 15730 byte[] bytes = new byte[16]; 15731 do { 15732 random.nextBytes(bytes); 15733 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15734 result = new File(targetDir, packageName + "-" + suffix); 15735 } while (result.exists()); 15736 return result; 15737 } 15738 15739 // Utility method that returns the relative package path with respect 15740 // to the installation directory. Like say for /data/data/com.test-1.apk 15741 // string com.test-1 is returned. 15742 static String deriveCodePathName(String codePath) { 15743 if (codePath == null) { 15744 return null; 15745 } 15746 final File codeFile = new File(codePath); 15747 final String name = codeFile.getName(); 15748 if (codeFile.isDirectory()) { 15749 return name; 15750 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15751 final int lastDot = name.lastIndexOf('.'); 15752 return name.substring(0, lastDot); 15753 } else { 15754 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15755 return null; 15756 } 15757 } 15758 15759 static class PackageInstalledInfo { 15760 String name; 15761 int uid; 15762 // The set of users that originally had this package installed. 15763 int[] origUsers; 15764 // The set of users that now have this package installed. 15765 int[] newUsers; 15766 PackageParser.Package pkg; 15767 int returnCode; 15768 String returnMsg; 15769 PackageRemovedInfo removedInfo; 15770 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15771 15772 public void setError(int code, String msg) { 15773 setReturnCode(code); 15774 setReturnMessage(msg); 15775 Slog.w(TAG, msg); 15776 } 15777 15778 public void setError(String msg, PackageParserException e) { 15779 setReturnCode(e.error); 15780 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15781 Slog.w(TAG, msg, e); 15782 } 15783 15784 public void setError(String msg, PackageManagerException e) { 15785 returnCode = e.error; 15786 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15787 Slog.w(TAG, msg, e); 15788 } 15789 15790 public void setReturnCode(int returnCode) { 15791 this.returnCode = returnCode; 15792 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15793 for (int i = 0; i < childCount; i++) { 15794 addedChildPackages.valueAt(i).returnCode = returnCode; 15795 } 15796 } 15797 15798 private void setReturnMessage(String returnMsg) { 15799 this.returnMsg = returnMsg; 15800 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15801 for (int i = 0; i < childCount; i++) { 15802 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15803 } 15804 } 15805 15806 // In some error cases we want to convey more info back to the observer 15807 String origPackage; 15808 String origPermission; 15809 } 15810 15811 /* 15812 * Install a non-existing package. 15813 */ 15814 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15815 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15816 PackageInstalledInfo res, int installReason) { 15817 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15818 15819 // Remember this for later, in case we need to rollback this install 15820 String pkgName = pkg.packageName; 15821 15822 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15823 15824 synchronized(mPackages) { 15825 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15826 if (renamedPackage != null) { 15827 // A package with the same name is already installed, though 15828 // it has been renamed to an older name. The package we 15829 // are trying to install should be installed as an update to 15830 // the existing one, but that has not been requested, so bail. 15831 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15832 + " without first uninstalling package running as " 15833 + renamedPackage); 15834 return; 15835 } 15836 if (mPackages.containsKey(pkgName)) { 15837 // Don't allow installation over an existing package with the same name. 15838 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15839 + " without first uninstalling."); 15840 return; 15841 } 15842 } 15843 15844 try { 15845 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15846 System.currentTimeMillis(), user); 15847 15848 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15849 15850 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15851 prepareAppDataAfterInstallLIF(newPackage); 15852 15853 } else { 15854 // Remove package from internal structures, but keep around any 15855 // data that might have already existed 15856 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15857 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15858 } 15859 } catch (PackageManagerException e) { 15860 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15861 } 15862 15863 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15864 } 15865 15866 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15867 // Can't rotate keys during boot or if sharedUser. 15868 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15869 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15870 return false; 15871 } 15872 // app is using upgradeKeySets; make sure all are valid 15873 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15874 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15875 for (int i = 0; i < upgradeKeySets.length; i++) { 15876 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15877 Slog.wtf(TAG, "Package " 15878 + (oldPs.name != null ? oldPs.name : "<null>") 15879 + " contains upgrade-key-set reference to unknown key-set: " 15880 + upgradeKeySets[i] 15881 + " reverting to signatures check."); 15882 return false; 15883 } 15884 } 15885 return true; 15886 } 15887 15888 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15889 // Upgrade keysets are being used. Determine if new package has a superset of the 15890 // required keys. 15891 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15892 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15893 for (int i = 0; i < upgradeKeySets.length; i++) { 15894 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15895 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15896 return true; 15897 } 15898 } 15899 return false; 15900 } 15901 15902 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15903 try (DigestInputStream digestStream = 15904 new DigestInputStream(new FileInputStream(file), digest)) { 15905 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15906 } 15907 } 15908 15909 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15910 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15911 int installReason) { 15912 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15913 15914 final PackageParser.Package oldPackage; 15915 final String pkgName = pkg.packageName; 15916 final int[] allUsers; 15917 final int[] installedUsers; 15918 15919 synchronized(mPackages) { 15920 oldPackage = mPackages.get(pkgName); 15921 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15922 15923 // don't allow upgrade to target a release SDK from a pre-release SDK 15924 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15925 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15926 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15927 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15928 if (oldTargetsPreRelease 15929 && !newTargetsPreRelease 15930 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15931 Slog.w(TAG, "Can't install package targeting released sdk"); 15932 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15933 return; 15934 } 15935 15936 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15937 15938 // verify signatures are valid 15939 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15940 if (!checkUpgradeKeySetLP(ps, pkg)) { 15941 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15942 "New package not signed by keys specified by upgrade-keysets: " 15943 + pkgName); 15944 return; 15945 } 15946 } else { 15947 // default to original signature matching 15948 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15949 != PackageManager.SIGNATURE_MATCH) { 15950 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15951 "New package has a different signature: " + pkgName); 15952 return; 15953 } 15954 } 15955 15956 // don't allow a system upgrade unless the upgrade hash matches 15957 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15958 byte[] digestBytes = null; 15959 try { 15960 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15961 updateDigest(digest, new File(pkg.baseCodePath)); 15962 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15963 for (String path : pkg.splitCodePaths) { 15964 updateDigest(digest, new File(path)); 15965 } 15966 } 15967 digestBytes = digest.digest(); 15968 } catch (NoSuchAlgorithmException | IOException e) { 15969 res.setError(INSTALL_FAILED_INVALID_APK, 15970 "Could not compute hash: " + pkgName); 15971 return; 15972 } 15973 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15974 res.setError(INSTALL_FAILED_INVALID_APK, 15975 "New package fails restrict-update check: " + pkgName); 15976 return; 15977 } 15978 // retain upgrade restriction 15979 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15980 } 15981 15982 // Check for shared user id changes 15983 String invalidPackageName = 15984 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15985 if (invalidPackageName != null) { 15986 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15987 "Package " + invalidPackageName + " tried to change user " 15988 + oldPackage.mSharedUserId); 15989 return; 15990 } 15991 15992 // In case of rollback, remember per-user/profile install state 15993 allUsers = sUserManager.getUserIds(); 15994 installedUsers = ps.queryInstalledUsers(allUsers, true); 15995 15996 // don't allow an upgrade from full to ephemeral 15997 if (isInstantApp) { 15998 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15999 for (int currentUser : allUsers) { 16000 if (!ps.getInstantApp(currentUser)) { 16001 // can't downgrade from full to instant 16002 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16003 + " for user: " + currentUser); 16004 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16005 return; 16006 } 16007 } 16008 } else if (!ps.getInstantApp(user.getIdentifier())) { 16009 // can't downgrade from full to instant 16010 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16011 + " for user: " + user.getIdentifier()); 16012 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16013 return; 16014 } 16015 } 16016 } 16017 16018 // Update what is removed 16019 res.removedInfo = new PackageRemovedInfo(); 16020 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16021 res.removedInfo.removedPackage = oldPackage.packageName; 16022 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16023 res.removedInfo.isUpdate = true; 16024 res.removedInfo.origUsers = installedUsers; 16025 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 16026 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16027 for (int i = 0; i < installedUsers.length; i++) { 16028 final int userId = installedUsers[i]; 16029 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16030 } 16031 16032 final int childCount = (oldPackage.childPackages != null) 16033 ? oldPackage.childPackages.size() : 0; 16034 for (int i = 0; i < childCount; i++) { 16035 boolean childPackageUpdated = false; 16036 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16037 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16038 if (res.addedChildPackages != null) { 16039 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16040 if (childRes != null) { 16041 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16042 childRes.removedInfo.removedPackage = childPkg.packageName; 16043 childRes.removedInfo.isUpdate = true; 16044 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16045 childPackageUpdated = true; 16046 } 16047 } 16048 if (!childPackageUpdated) { 16049 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 16050 childRemovedRes.removedPackage = childPkg.packageName; 16051 childRemovedRes.isUpdate = false; 16052 childRemovedRes.dataRemoved = true; 16053 synchronized (mPackages) { 16054 if (childPs != null) { 16055 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16056 } 16057 } 16058 if (res.removedInfo.removedChildPackages == null) { 16059 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16060 } 16061 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16062 } 16063 } 16064 16065 boolean sysPkg = (isSystemApp(oldPackage)); 16066 if (sysPkg) { 16067 // Set the system/privileged flags as needed 16068 final boolean privileged = 16069 (oldPackage.applicationInfo.privateFlags 16070 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16071 final int systemPolicyFlags = policyFlags 16072 | PackageParser.PARSE_IS_SYSTEM 16073 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16074 16075 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16076 user, allUsers, installerPackageName, res, installReason); 16077 } else { 16078 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16079 user, allUsers, installerPackageName, res, installReason); 16080 } 16081 } 16082 16083 public List<String> getPreviousCodePaths(String packageName) { 16084 final PackageSetting ps = mSettings.mPackages.get(packageName); 16085 final List<String> result = new ArrayList<String>(); 16086 if (ps != null && ps.oldCodePaths != null) { 16087 result.addAll(ps.oldCodePaths); 16088 } 16089 return result; 16090 } 16091 16092 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16093 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16094 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16095 int installReason) { 16096 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16097 + deletedPackage); 16098 16099 String pkgName = deletedPackage.packageName; 16100 boolean deletedPkg = true; 16101 boolean addedPkg = false; 16102 boolean updatedSettings = false; 16103 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16104 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16105 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16106 16107 final long origUpdateTime = (pkg.mExtras != null) 16108 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16109 16110 // First delete the existing package while retaining the data directory 16111 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16112 res.removedInfo, true, pkg)) { 16113 // If the existing package wasn't successfully deleted 16114 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16115 deletedPkg = false; 16116 } else { 16117 // Successfully deleted the old package; proceed with replace. 16118 16119 // If deleted package lived in a container, give users a chance to 16120 // relinquish resources before killing. 16121 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16122 if (DEBUG_INSTALL) { 16123 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16124 } 16125 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16126 final ArrayList<String> pkgList = new ArrayList<String>(1); 16127 pkgList.add(deletedPackage.applicationInfo.packageName); 16128 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16129 } 16130 16131 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16132 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16133 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16134 16135 try { 16136 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16137 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16138 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16139 installReason); 16140 16141 // Update the in-memory copy of the previous code paths. 16142 PackageSetting ps = mSettings.mPackages.get(pkgName); 16143 if (!killApp) { 16144 if (ps.oldCodePaths == null) { 16145 ps.oldCodePaths = new ArraySet<>(); 16146 } 16147 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16148 if (deletedPackage.splitCodePaths != null) { 16149 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16150 } 16151 } else { 16152 ps.oldCodePaths = null; 16153 } 16154 if (ps.childPackageNames != null) { 16155 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16156 final String childPkgName = ps.childPackageNames.get(i); 16157 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16158 childPs.oldCodePaths = ps.oldCodePaths; 16159 } 16160 } 16161 // set instant app status, but, only if it's explicitly specified 16162 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16163 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16164 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16165 prepareAppDataAfterInstallLIF(newPackage); 16166 addedPkg = true; 16167 mDexManager.notifyPackageUpdated(newPackage.packageName, 16168 newPackage.baseCodePath, newPackage.splitCodePaths); 16169 } catch (PackageManagerException e) { 16170 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16171 } 16172 } 16173 16174 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16175 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16176 16177 // Revert all internal state mutations and added folders for the failed install 16178 if (addedPkg) { 16179 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16180 res.removedInfo, true, null); 16181 } 16182 16183 // Restore the old package 16184 if (deletedPkg) { 16185 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16186 File restoreFile = new File(deletedPackage.codePath); 16187 // Parse old package 16188 boolean oldExternal = isExternal(deletedPackage); 16189 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16190 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16191 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16192 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16193 try { 16194 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16195 null); 16196 } catch (PackageManagerException e) { 16197 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16198 + e.getMessage()); 16199 return; 16200 } 16201 16202 synchronized (mPackages) { 16203 // Ensure the installer package name up to date 16204 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16205 16206 // Update permissions for restored package 16207 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16208 16209 mSettings.writeLPr(); 16210 } 16211 16212 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16213 } 16214 } else { 16215 synchronized (mPackages) { 16216 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16217 if (ps != null) { 16218 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16219 if (res.removedInfo.removedChildPackages != null) { 16220 final int childCount = res.removedInfo.removedChildPackages.size(); 16221 // Iterate in reverse as we may modify the collection 16222 for (int i = childCount - 1; i >= 0; i--) { 16223 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16224 if (res.addedChildPackages.containsKey(childPackageName)) { 16225 res.removedInfo.removedChildPackages.removeAt(i); 16226 } else { 16227 PackageRemovedInfo childInfo = res.removedInfo 16228 .removedChildPackages.valueAt(i); 16229 childInfo.removedForAllUsers = mPackages.get( 16230 childInfo.removedPackage) == null; 16231 } 16232 } 16233 } 16234 } 16235 } 16236 } 16237 } 16238 16239 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16240 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16241 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16242 int installReason) { 16243 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16244 + ", old=" + deletedPackage); 16245 16246 final boolean disabledSystem; 16247 16248 // Remove existing system package 16249 removePackageLI(deletedPackage, true); 16250 16251 synchronized (mPackages) { 16252 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16253 } 16254 if (!disabledSystem) { 16255 // We didn't need to disable the .apk as a current system package, 16256 // which means we are replacing another update that is already 16257 // installed. We need to make sure to delete the older one's .apk. 16258 res.removedInfo.args = createInstallArgsForExisting(0, 16259 deletedPackage.applicationInfo.getCodePath(), 16260 deletedPackage.applicationInfo.getResourcePath(), 16261 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16262 } else { 16263 res.removedInfo.args = null; 16264 } 16265 16266 // Successfully disabled the old package. Now proceed with re-installation 16267 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16268 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16269 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16270 16271 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16272 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16273 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16274 16275 PackageParser.Package newPackage = null; 16276 try { 16277 // Add the package to the internal data structures 16278 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16279 16280 // Set the update and install times 16281 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16282 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16283 System.currentTimeMillis()); 16284 16285 // Update the package dynamic state if succeeded 16286 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16287 // Now that the install succeeded make sure we remove data 16288 // directories for any child package the update removed. 16289 final int deletedChildCount = (deletedPackage.childPackages != null) 16290 ? deletedPackage.childPackages.size() : 0; 16291 final int newChildCount = (newPackage.childPackages != null) 16292 ? newPackage.childPackages.size() : 0; 16293 for (int i = 0; i < deletedChildCount; i++) { 16294 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16295 boolean childPackageDeleted = true; 16296 for (int j = 0; j < newChildCount; j++) { 16297 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16298 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16299 childPackageDeleted = false; 16300 break; 16301 } 16302 } 16303 if (childPackageDeleted) { 16304 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16305 deletedChildPkg.packageName); 16306 if (ps != null && res.removedInfo.removedChildPackages != null) { 16307 PackageRemovedInfo removedChildRes = res.removedInfo 16308 .removedChildPackages.get(deletedChildPkg.packageName); 16309 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16310 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16311 } 16312 } 16313 } 16314 16315 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16316 installReason); 16317 prepareAppDataAfterInstallLIF(newPackage); 16318 16319 mDexManager.notifyPackageUpdated(newPackage.packageName, 16320 newPackage.baseCodePath, newPackage.splitCodePaths); 16321 } 16322 } catch (PackageManagerException e) { 16323 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16324 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16325 } 16326 16327 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16328 // Re installation failed. Restore old information 16329 // Remove new pkg information 16330 if (newPackage != null) { 16331 removeInstalledPackageLI(newPackage, true); 16332 } 16333 // Add back the old system package 16334 try { 16335 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16336 } catch (PackageManagerException e) { 16337 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16338 } 16339 16340 synchronized (mPackages) { 16341 if (disabledSystem) { 16342 enableSystemPackageLPw(deletedPackage); 16343 } 16344 16345 // Ensure the installer package name up to date 16346 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16347 16348 // Update permissions for restored package 16349 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16350 16351 mSettings.writeLPr(); 16352 } 16353 16354 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16355 + " after failed upgrade"); 16356 } 16357 } 16358 16359 /** 16360 * Checks whether the parent or any of the child packages have a change shared 16361 * user. For a package to be a valid update the shred users of the parent and 16362 * the children should match. We may later support changing child shared users. 16363 * @param oldPkg The updated package. 16364 * @param newPkg The update package. 16365 * @return The shared user that change between the versions. 16366 */ 16367 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16368 PackageParser.Package newPkg) { 16369 // Check parent shared user 16370 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16371 return newPkg.packageName; 16372 } 16373 // Check child shared users 16374 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16375 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16376 for (int i = 0; i < newChildCount; i++) { 16377 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16378 // If this child was present, did it have the same shared user? 16379 for (int j = 0; j < oldChildCount; j++) { 16380 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16381 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16382 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16383 return newChildPkg.packageName; 16384 } 16385 } 16386 } 16387 return null; 16388 } 16389 16390 private void removeNativeBinariesLI(PackageSetting ps) { 16391 // Remove the lib path for the parent package 16392 if (ps != null) { 16393 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16394 // Remove the lib path for the child packages 16395 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16396 for (int i = 0; i < childCount; i++) { 16397 PackageSetting childPs = null; 16398 synchronized (mPackages) { 16399 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16400 } 16401 if (childPs != null) { 16402 NativeLibraryHelper.removeNativeBinariesLI(childPs 16403 .legacyNativeLibraryPathString); 16404 } 16405 } 16406 } 16407 } 16408 16409 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16410 // Enable the parent package 16411 mSettings.enableSystemPackageLPw(pkg.packageName); 16412 // Enable the child packages 16413 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16414 for (int i = 0; i < childCount; i++) { 16415 PackageParser.Package childPkg = pkg.childPackages.get(i); 16416 mSettings.enableSystemPackageLPw(childPkg.packageName); 16417 } 16418 } 16419 16420 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16421 PackageParser.Package newPkg) { 16422 // Disable the parent package (parent always replaced) 16423 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16424 // Disable the child packages 16425 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16426 for (int i = 0; i < childCount; i++) { 16427 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16428 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16429 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16430 } 16431 return disabled; 16432 } 16433 16434 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16435 String installerPackageName) { 16436 // Enable the parent package 16437 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16438 // Enable the child packages 16439 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16440 for (int i = 0; i < childCount; i++) { 16441 PackageParser.Package childPkg = pkg.childPackages.get(i); 16442 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16443 } 16444 } 16445 16446 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16447 // Collect all used permissions in the UID 16448 ArraySet<String> usedPermissions = new ArraySet<>(); 16449 final int packageCount = su.packages.size(); 16450 for (int i = 0; i < packageCount; i++) { 16451 PackageSetting ps = su.packages.valueAt(i); 16452 if (ps.pkg == null) { 16453 continue; 16454 } 16455 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16456 for (int j = 0; j < requestedPermCount; j++) { 16457 String permission = ps.pkg.requestedPermissions.get(j); 16458 BasePermission bp = mSettings.mPermissions.get(permission); 16459 if (bp != null) { 16460 usedPermissions.add(permission); 16461 } 16462 } 16463 } 16464 16465 PermissionsState permissionsState = su.getPermissionsState(); 16466 // Prune install permissions 16467 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16468 final int installPermCount = installPermStates.size(); 16469 for (int i = installPermCount - 1; i >= 0; i--) { 16470 PermissionState permissionState = installPermStates.get(i); 16471 if (!usedPermissions.contains(permissionState.getName())) { 16472 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16473 if (bp != null) { 16474 permissionsState.revokeInstallPermission(bp); 16475 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16476 PackageManager.MASK_PERMISSION_FLAGS, 0); 16477 } 16478 } 16479 } 16480 16481 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16482 16483 // Prune runtime permissions 16484 for (int userId : allUserIds) { 16485 List<PermissionState> runtimePermStates = permissionsState 16486 .getRuntimePermissionStates(userId); 16487 final int runtimePermCount = runtimePermStates.size(); 16488 for (int i = runtimePermCount - 1; i >= 0; i--) { 16489 PermissionState permissionState = runtimePermStates.get(i); 16490 if (!usedPermissions.contains(permissionState.getName())) { 16491 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16492 if (bp != null) { 16493 permissionsState.revokeRuntimePermission(bp, userId); 16494 permissionsState.updatePermissionFlags(bp, userId, 16495 PackageManager.MASK_PERMISSION_FLAGS, 0); 16496 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16497 runtimePermissionChangedUserIds, userId); 16498 } 16499 } 16500 } 16501 } 16502 16503 return runtimePermissionChangedUserIds; 16504 } 16505 16506 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16507 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16508 // Update the parent package setting 16509 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16510 res, user, installReason); 16511 // Update the child packages setting 16512 final int childCount = (newPackage.childPackages != null) 16513 ? newPackage.childPackages.size() : 0; 16514 for (int i = 0; i < childCount; i++) { 16515 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16516 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16517 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16518 childRes.origUsers, childRes, user, installReason); 16519 } 16520 } 16521 16522 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16523 String installerPackageName, int[] allUsers, int[] installedForUsers, 16524 PackageInstalledInfo res, UserHandle user, int installReason) { 16525 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16526 16527 String pkgName = newPackage.packageName; 16528 synchronized (mPackages) { 16529 //write settings. the installStatus will be incomplete at this stage. 16530 //note that the new package setting would have already been 16531 //added to mPackages. It hasn't been persisted yet. 16532 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16533 // TODO: Remove this write? It's also written at the end of this method 16534 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16535 mSettings.writeLPr(); 16536 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16537 } 16538 16539 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16540 synchronized (mPackages) { 16541 updatePermissionsLPw(newPackage.packageName, newPackage, 16542 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16543 ? UPDATE_PERMISSIONS_ALL : 0)); 16544 // For system-bundled packages, we assume that installing an upgraded version 16545 // of the package implies that the user actually wants to run that new code, 16546 // so we enable the package. 16547 PackageSetting ps = mSettings.mPackages.get(pkgName); 16548 final int userId = user.getIdentifier(); 16549 if (ps != null) { 16550 if (isSystemApp(newPackage)) { 16551 if (DEBUG_INSTALL) { 16552 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16553 } 16554 // Enable system package for requested users 16555 if (res.origUsers != null) { 16556 for (int origUserId : res.origUsers) { 16557 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16558 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16559 origUserId, installerPackageName); 16560 } 16561 } 16562 } 16563 // Also convey the prior install/uninstall state 16564 if (allUsers != null && installedForUsers != null) { 16565 for (int currentUserId : allUsers) { 16566 final boolean installed = ArrayUtils.contains( 16567 installedForUsers, currentUserId); 16568 if (DEBUG_INSTALL) { 16569 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16570 } 16571 ps.setInstalled(installed, currentUserId); 16572 } 16573 // these install state changes will be persisted in the 16574 // upcoming call to mSettings.writeLPr(). 16575 } 16576 } 16577 // It's implied that when a user requests installation, they want the app to be 16578 // installed and enabled. 16579 if (userId != UserHandle.USER_ALL) { 16580 ps.setInstalled(true, userId); 16581 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16582 } 16583 16584 // When replacing an existing package, preserve the original install reason for all 16585 // users that had the package installed before. 16586 final Set<Integer> previousUserIds = new ArraySet<>(); 16587 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16588 final int installReasonCount = res.removedInfo.installReasons.size(); 16589 for (int i = 0; i < installReasonCount; i++) { 16590 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16591 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16592 ps.setInstallReason(previousInstallReason, previousUserId); 16593 previousUserIds.add(previousUserId); 16594 } 16595 } 16596 16597 // Set install reason for users that are having the package newly installed. 16598 if (userId == UserHandle.USER_ALL) { 16599 for (int currentUserId : sUserManager.getUserIds()) { 16600 if (!previousUserIds.contains(currentUserId)) { 16601 ps.setInstallReason(installReason, currentUserId); 16602 } 16603 } 16604 } else if (!previousUserIds.contains(userId)) { 16605 ps.setInstallReason(installReason, userId); 16606 } 16607 mSettings.writeKernelMappingLPr(ps); 16608 } 16609 res.name = pkgName; 16610 res.uid = newPackage.applicationInfo.uid; 16611 res.pkg = newPackage; 16612 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16613 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16614 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16615 //to update install status 16616 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16617 mSettings.writeLPr(); 16618 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16619 } 16620 16621 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16622 } 16623 16624 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16625 try { 16626 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16627 installPackageLI(args, res); 16628 } finally { 16629 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16630 } 16631 } 16632 16633 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16634 final int installFlags = args.installFlags; 16635 final String installerPackageName = args.installerPackageName; 16636 final String volumeUuid = args.volumeUuid; 16637 final File tmpPackageFile = new File(args.getCodePath()); 16638 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16639 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16640 || (args.volumeUuid != null)); 16641 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16642 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16643 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16644 boolean replace = false; 16645 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16646 if (args.move != null) { 16647 // moving a complete application; perform an initial scan on the new install location 16648 scanFlags |= SCAN_INITIAL; 16649 } 16650 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16651 scanFlags |= SCAN_DONT_KILL_APP; 16652 } 16653 if (instantApp) { 16654 scanFlags |= SCAN_AS_INSTANT_APP; 16655 } 16656 if (fullApp) { 16657 scanFlags |= SCAN_AS_FULL_APP; 16658 } 16659 16660 // Result object to be returned 16661 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16662 16663 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16664 16665 // Sanity check 16666 if (instantApp && (forwardLocked || onExternal)) { 16667 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16668 + " external=" + onExternal); 16669 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16670 return; 16671 } 16672 16673 // Retrieve PackageSettings and parse package 16674 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16675 | PackageParser.PARSE_ENFORCE_CODE 16676 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16677 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16678 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16679 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16680 PackageParser pp = new PackageParser(); 16681 pp.setSeparateProcesses(mSeparateProcesses); 16682 pp.setDisplayMetrics(mMetrics); 16683 pp.setCallback(mPackageParserCallback); 16684 16685 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16686 final PackageParser.Package pkg; 16687 try { 16688 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16689 } catch (PackageParserException e) { 16690 res.setError("Failed parse during installPackageLI", e); 16691 return; 16692 } finally { 16693 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16694 } 16695 16696 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16697 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16698 Slog.w(TAG, "Instant app package " + pkg.packageName 16699 + " does not target O, this will be a fatal error."); 16700 // STOPSHIP: Make this a fatal error 16701 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16702 } 16703 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16704 Slog.w(TAG, "Instant app package " + pkg.packageName 16705 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16706 // STOPSHIP: Make this a fatal error 16707 pkg.applicationInfo.targetSandboxVersion = 2; 16708 } 16709 16710 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16711 // Static shared libraries have synthetic package names 16712 renameStaticSharedLibraryPackage(pkg); 16713 16714 // No static shared libs on external storage 16715 if (onExternal) { 16716 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16717 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16718 "Packages declaring static-shared libs cannot be updated"); 16719 return; 16720 } 16721 } 16722 16723 // If we are installing a clustered package add results for the children 16724 if (pkg.childPackages != null) { 16725 synchronized (mPackages) { 16726 final int childCount = pkg.childPackages.size(); 16727 for (int i = 0; i < childCount; i++) { 16728 PackageParser.Package childPkg = pkg.childPackages.get(i); 16729 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16730 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16731 childRes.pkg = childPkg; 16732 childRes.name = childPkg.packageName; 16733 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16734 if (childPs != null) { 16735 childRes.origUsers = childPs.queryInstalledUsers( 16736 sUserManager.getUserIds(), true); 16737 } 16738 if ((mPackages.containsKey(childPkg.packageName))) { 16739 childRes.removedInfo = new PackageRemovedInfo(); 16740 childRes.removedInfo.removedPackage = childPkg.packageName; 16741 } 16742 if (res.addedChildPackages == null) { 16743 res.addedChildPackages = new ArrayMap<>(); 16744 } 16745 res.addedChildPackages.put(childPkg.packageName, childRes); 16746 } 16747 } 16748 } 16749 16750 // If package doesn't declare API override, mark that we have an install 16751 // time CPU ABI override. 16752 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16753 pkg.cpuAbiOverride = args.abiOverride; 16754 } 16755 16756 String pkgName = res.name = pkg.packageName; 16757 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16758 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16759 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16760 return; 16761 } 16762 } 16763 16764 try { 16765 // either use what we've been given or parse directly from the APK 16766 if (args.certificates != null) { 16767 try { 16768 PackageParser.populateCertificates(pkg, args.certificates); 16769 } catch (PackageParserException e) { 16770 // there was something wrong with the certificates we were given; 16771 // try to pull them from the APK 16772 PackageParser.collectCertificates(pkg, parseFlags); 16773 } 16774 } else { 16775 PackageParser.collectCertificates(pkg, parseFlags); 16776 } 16777 } catch (PackageParserException e) { 16778 res.setError("Failed collect during installPackageLI", e); 16779 return; 16780 } 16781 16782 // Get rid of all references to package scan path via parser. 16783 pp = null; 16784 String oldCodePath = null; 16785 boolean systemApp = false; 16786 synchronized (mPackages) { 16787 // Check if installing already existing package 16788 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16789 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16790 if (pkg.mOriginalPackages != null 16791 && pkg.mOriginalPackages.contains(oldName) 16792 && mPackages.containsKey(oldName)) { 16793 // This package is derived from an original package, 16794 // and this device has been updating from that original 16795 // name. We must continue using the original name, so 16796 // rename the new package here. 16797 pkg.setPackageName(oldName); 16798 pkgName = pkg.packageName; 16799 replace = true; 16800 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16801 + oldName + " pkgName=" + pkgName); 16802 } else if (mPackages.containsKey(pkgName)) { 16803 // This package, under its official name, already exists 16804 // on the device; we should replace it. 16805 replace = true; 16806 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16807 } 16808 16809 // Child packages are installed through the parent package 16810 if (pkg.parentPackage != null) { 16811 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16812 "Package " + pkg.packageName + " is child of package " 16813 + pkg.parentPackage.parentPackage + ". Child packages " 16814 + "can be updated only through the parent package."); 16815 return; 16816 } 16817 16818 if (replace) { 16819 // Prevent apps opting out from runtime permissions 16820 PackageParser.Package oldPackage = mPackages.get(pkgName); 16821 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16822 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16823 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16824 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16825 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16826 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16827 + " doesn't support runtime permissions but the old" 16828 + " target SDK " + oldTargetSdk + " does."); 16829 return; 16830 } 16831 // Prevent apps from downgrading their targetSandbox. 16832 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16833 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16834 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16835 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16836 "Package " + pkg.packageName + " new target sandbox " 16837 + newTargetSandbox + " is incompatible with the previous value of" 16838 + oldTargetSandbox + "."); 16839 return; 16840 } 16841 16842 // Prevent installing of child packages 16843 if (oldPackage.parentPackage != null) { 16844 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16845 "Package " + pkg.packageName + " is child of package " 16846 + oldPackage.parentPackage + ". Child packages " 16847 + "can be updated only through the parent package."); 16848 return; 16849 } 16850 } 16851 } 16852 16853 PackageSetting ps = mSettings.mPackages.get(pkgName); 16854 if (ps != null) { 16855 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16856 16857 // Static shared libs have same package with different versions where 16858 // we internally use a synthetic package name to allow multiple versions 16859 // of the same package, therefore we need to compare signatures against 16860 // the package setting for the latest library version. 16861 PackageSetting signatureCheckPs = ps; 16862 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16863 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16864 if (libraryEntry != null) { 16865 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16866 } 16867 } 16868 16869 // Quick sanity check that we're signed correctly if updating; 16870 // we'll check this again later when scanning, but we want to 16871 // bail early here before tripping over redefined permissions. 16872 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16873 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16874 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16875 + pkg.packageName + " upgrade keys do not match the " 16876 + "previously installed version"); 16877 return; 16878 } 16879 } else { 16880 try { 16881 verifySignaturesLP(signatureCheckPs, pkg); 16882 } catch (PackageManagerException e) { 16883 res.setError(e.error, e.getMessage()); 16884 return; 16885 } 16886 } 16887 16888 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16889 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16890 systemApp = (ps.pkg.applicationInfo.flags & 16891 ApplicationInfo.FLAG_SYSTEM) != 0; 16892 } 16893 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16894 } 16895 16896 int N = pkg.permissions.size(); 16897 for (int i = N-1; i >= 0; i--) { 16898 PackageParser.Permission perm = pkg.permissions.get(i); 16899 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16900 16901 // Don't allow anyone but the platform to define ephemeral permissions. 16902 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 16903 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16904 Slog.w(TAG, "Package " + pkg.packageName 16905 + " attempting to delcare ephemeral permission " 16906 + perm.info.name + "; Removing ephemeral."); 16907 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 16908 } 16909 // Check whether the newly-scanned package wants to define an already-defined perm 16910 if (bp != null) { 16911 // If the defining package is signed with our cert, it's okay. This 16912 // also includes the "updating the same package" case, of course. 16913 // "updating same package" could also involve key-rotation. 16914 final boolean sigsOk; 16915 if (bp.sourcePackage.equals(pkg.packageName) 16916 && (bp.packageSetting instanceof PackageSetting) 16917 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16918 scanFlags))) { 16919 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16920 } else { 16921 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16922 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16923 } 16924 if (!sigsOk) { 16925 // If the owning package is the system itself, we log but allow 16926 // install to proceed; we fail the install on all other permission 16927 // redefinitions. 16928 if (!bp.sourcePackage.equals("android")) { 16929 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16930 + pkg.packageName + " attempting to redeclare permission " 16931 + perm.info.name + " already owned by " + bp.sourcePackage); 16932 res.origPermission = perm.info.name; 16933 res.origPackage = bp.sourcePackage; 16934 return; 16935 } else { 16936 Slog.w(TAG, "Package " + pkg.packageName 16937 + " attempting to redeclare system permission " 16938 + perm.info.name + "; ignoring new declaration"); 16939 pkg.permissions.remove(i); 16940 } 16941 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16942 // Prevent apps to change protection level to dangerous from any other 16943 // type as this would allow a privilege escalation where an app adds a 16944 // normal/signature permission in other app's group and later redefines 16945 // it as dangerous leading to the group auto-grant. 16946 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16947 == PermissionInfo.PROTECTION_DANGEROUS) { 16948 if (bp != null && !bp.isRuntime()) { 16949 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16950 + "non-runtime permission " + perm.info.name 16951 + " to runtime; keeping old protection level"); 16952 perm.info.protectionLevel = bp.protectionLevel; 16953 } 16954 } 16955 } 16956 } 16957 } 16958 } 16959 16960 if (systemApp) { 16961 if (onExternal) { 16962 // Abort update; system app can't be replaced with app on sdcard 16963 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16964 "Cannot install updates to system apps on sdcard"); 16965 return; 16966 } else if (instantApp) { 16967 // Abort update; system app can't be replaced with an instant app 16968 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16969 "Cannot update a system app with an instant app"); 16970 return; 16971 } 16972 } 16973 16974 if (args.move != null) { 16975 // We did an in-place move, so dex is ready to roll 16976 scanFlags |= SCAN_NO_DEX; 16977 scanFlags |= SCAN_MOVE; 16978 16979 synchronized (mPackages) { 16980 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16981 if (ps == null) { 16982 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16983 "Missing settings for moved package " + pkgName); 16984 } 16985 16986 // We moved the entire application as-is, so bring over the 16987 // previously derived ABI information. 16988 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16989 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16990 } 16991 16992 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16993 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16994 scanFlags |= SCAN_NO_DEX; 16995 16996 try { 16997 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16998 args.abiOverride : pkg.cpuAbiOverride); 16999 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17000 true /*extractLibs*/, mAppLib32InstallDir); 17001 } catch (PackageManagerException pme) { 17002 Slog.e(TAG, "Error deriving application ABI", pme); 17003 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17004 return; 17005 } 17006 17007 // Shared libraries for the package need to be updated. 17008 synchronized (mPackages) { 17009 try { 17010 updateSharedLibrariesLPr(pkg, null); 17011 } catch (PackageManagerException e) { 17012 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17013 } 17014 } 17015 17016 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17017 // Do not run PackageDexOptimizer through the local performDexOpt 17018 // method because `pkg` may not be in `mPackages` yet. 17019 // 17020 // Also, don't fail application installs if the dexopt step fails. 17021 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17022 null /* instructionSets */, false /* checkProfiles */, 17023 getCompilerFilterForReason(REASON_INSTALL), 17024 getOrCreateCompilerPackageStats(pkg), 17025 mDexManager.isUsedByOtherApps(pkg.packageName)); 17026 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17027 17028 // Notify BackgroundDexOptService that the package has been changed. 17029 // If this is an update of a package which used to fail to compile, 17030 // BDOS will remove it from its blacklist. 17031 // TODO: Layering violation 17032 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17033 } 17034 17035 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17036 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17037 return; 17038 } 17039 17040 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17041 17042 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17043 "installPackageLI")) { 17044 if (replace) { 17045 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17046 // Static libs have a synthetic package name containing the version 17047 // and cannot be updated as an update would get a new package name, 17048 // unless this is the exact same version code which is useful for 17049 // development. 17050 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17051 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17052 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17053 + "static-shared libs cannot be updated"); 17054 return; 17055 } 17056 } 17057 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17058 installerPackageName, res, args.installReason); 17059 } else { 17060 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17061 args.user, installerPackageName, volumeUuid, res, args.installReason); 17062 } 17063 } 17064 17065 synchronized (mPackages) { 17066 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17067 if (ps != null) { 17068 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17069 ps.setUpdateAvailable(false /*updateAvailable*/); 17070 } 17071 17072 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17073 for (int i = 0; i < childCount; i++) { 17074 PackageParser.Package childPkg = pkg.childPackages.get(i); 17075 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17076 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17077 if (childPs != null) { 17078 childRes.newUsers = childPs.queryInstalledUsers( 17079 sUserManager.getUserIds(), true); 17080 } 17081 } 17082 17083 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17084 updateSequenceNumberLP(pkgName, res.newUsers); 17085 updateInstantAppInstallerLocked(); 17086 } 17087 } 17088 } 17089 17090 private void startIntentFilterVerifications(int userId, boolean replacing, 17091 PackageParser.Package pkg) { 17092 if (mIntentFilterVerifierComponent == null) { 17093 Slog.w(TAG, "No IntentFilter verification will not be done as " 17094 + "there is no IntentFilterVerifier available!"); 17095 return; 17096 } 17097 17098 final int verifierUid = getPackageUid( 17099 mIntentFilterVerifierComponent.getPackageName(), 17100 MATCH_DEBUG_TRIAGED_MISSING, 17101 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17102 17103 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17104 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17105 mHandler.sendMessage(msg); 17106 17107 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17108 for (int i = 0; i < childCount; i++) { 17109 PackageParser.Package childPkg = pkg.childPackages.get(i); 17110 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17111 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17112 mHandler.sendMessage(msg); 17113 } 17114 } 17115 17116 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17117 PackageParser.Package pkg) { 17118 int size = pkg.activities.size(); 17119 if (size == 0) { 17120 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17121 "No activity, so no need to verify any IntentFilter!"); 17122 return; 17123 } 17124 17125 final boolean hasDomainURLs = hasDomainURLs(pkg); 17126 if (!hasDomainURLs) { 17127 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17128 "No domain URLs, so no need to verify any IntentFilter!"); 17129 return; 17130 } 17131 17132 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17133 + " if any IntentFilter from the " + size 17134 + " Activities needs verification ..."); 17135 17136 int count = 0; 17137 final String packageName = pkg.packageName; 17138 17139 synchronized (mPackages) { 17140 // If this is a new install and we see that we've already run verification for this 17141 // package, we have nothing to do: it means the state was restored from backup. 17142 if (!replacing) { 17143 IntentFilterVerificationInfo ivi = 17144 mSettings.getIntentFilterVerificationLPr(packageName); 17145 if (ivi != null) { 17146 if (DEBUG_DOMAIN_VERIFICATION) { 17147 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17148 + ivi.getStatusString()); 17149 } 17150 return; 17151 } 17152 } 17153 17154 // If any filters need to be verified, then all need to be. 17155 boolean needToVerify = false; 17156 for (PackageParser.Activity a : pkg.activities) { 17157 for (ActivityIntentInfo filter : a.intents) { 17158 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17159 if (DEBUG_DOMAIN_VERIFICATION) { 17160 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17161 } 17162 needToVerify = true; 17163 break; 17164 } 17165 } 17166 } 17167 17168 if (needToVerify) { 17169 final int verificationId = mIntentFilterVerificationToken++; 17170 for (PackageParser.Activity a : pkg.activities) { 17171 for (ActivityIntentInfo filter : a.intents) { 17172 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17173 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17174 "Verification needed for IntentFilter:" + filter.toString()); 17175 mIntentFilterVerifier.addOneIntentFilterVerification( 17176 verifierUid, userId, verificationId, filter, packageName); 17177 count++; 17178 } 17179 } 17180 } 17181 } 17182 } 17183 17184 if (count > 0) { 17185 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17186 + " IntentFilter verification" + (count > 1 ? "s" : "") 17187 + " for userId:" + userId); 17188 mIntentFilterVerifier.startVerifications(userId); 17189 } else { 17190 if (DEBUG_DOMAIN_VERIFICATION) { 17191 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17192 } 17193 } 17194 } 17195 17196 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17197 final ComponentName cn = filter.activity.getComponentName(); 17198 final String packageName = cn.getPackageName(); 17199 17200 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17201 packageName); 17202 if (ivi == null) { 17203 return true; 17204 } 17205 int status = ivi.getStatus(); 17206 switch (status) { 17207 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17208 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17209 return true; 17210 17211 default: 17212 // Nothing to do 17213 return false; 17214 } 17215 } 17216 17217 private static boolean isMultiArch(ApplicationInfo info) { 17218 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17219 } 17220 17221 private static boolean isExternal(PackageParser.Package pkg) { 17222 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17223 } 17224 17225 private static boolean isExternal(PackageSetting ps) { 17226 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17227 } 17228 17229 private static boolean isSystemApp(PackageParser.Package pkg) { 17230 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17231 } 17232 17233 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17234 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17235 } 17236 17237 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17238 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17239 } 17240 17241 private static boolean isSystemApp(PackageSetting ps) { 17242 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17243 } 17244 17245 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17246 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17247 } 17248 17249 private int packageFlagsToInstallFlags(PackageSetting ps) { 17250 int installFlags = 0; 17251 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17252 // This existing package was an external ASEC install when we have 17253 // the external flag without a UUID 17254 installFlags |= PackageManager.INSTALL_EXTERNAL; 17255 } 17256 if (ps.isForwardLocked()) { 17257 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17258 } 17259 return installFlags; 17260 } 17261 17262 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17263 if (isExternal(pkg)) { 17264 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17265 return StorageManager.UUID_PRIMARY_PHYSICAL; 17266 } else { 17267 return pkg.volumeUuid; 17268 } 17269 } else { 17270 return StorageManager.UUID_PRIVATE_INTERNAL; 17271 } 17272 } 17273 17274 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17275 if (isExternal(pkg)) { 17276 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17277 return mSettings.getExternalVersion(); 17278 } else { 17279 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17280 } 17281 } else { 17282 return mSettings.getInternalVersion(); 17283 } 17284 } 17285 17286 private void deleteTempPackageFiles() { 17287 final FilenameFilter filter = new FilenameFilter() { 17288 public boolean accept(File dir, String name) { 17289 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17290 } 17291 }; 17292 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17293 file.delete(); 17294 } 17295 } 17296 17297 @Override 17298 public void deletePackageAsUser(String packageName, int versionCode, 17299 IPackageDeleteObserver observer, int userId, int flags) { 17300 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17301 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17302 } 17303 17304 @Override 17305 public void deletePackageVersioned(VersionedPackage versionedPackage, 17306 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17307 mContext.enforceCallingOrSelfPermission( 17308 android.Manifest.permission.DELETE_PACKAGES, null); 17309 Preconditions.checkNotNull(versionedPackage); 17310 Preconditions.checkNotNull(observer); 17311 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17312 PackageManager.VERSION_CODE_HIGHEST, 17313 Integer.MAX_VALUE, "versionCode must be >= -1"); 17314 17315 final String packageName = versionedPackage.getPackageName(); 17316 // TODO: We will change version code to long, so in the new API it is long 17317 final int versionCode = (int) versionedPackage.getVersionCode(); 17318 final String internalPackageName; 17319 synchronized (mPackages) { 17320 // Normalize package name to handle renamed packages and static libs 17321 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17322 // TODO: We will change version code to long, so in the new API it is long 17323 (int) versionedPackage.getVersionCode()); 17324 } 17325 17326 final int uid = Binder.getCallingUid(); 17327 if (!isOrphaned(internalPackageName) 17328 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17329 try { 17330 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17331 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17332 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17333 observer.onUserActionRequired(intent); 17334 } catch (RemoteException re) { 17335 } 17336 return; 17337 } 17338 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17339 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17340 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17341 mContext.enforceCallingOrSelfPermission( 17342 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17343 "deletePackage for user " + userId); 17344 } 17345 17346 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17347 try { 17348 observer.onPackageDeleted(packageName, 17349 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17350 } catch (RemoteException re) { 17351 } 17352 return; 17353 } 17354 17355 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17356 try { 17357 observer.onPackageDeleted(packageName, 17358 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17359 } catch (RemoteException re) { 17360 } 17361 return; 17362 } 17363 17364 if (DEBUG_REMOVE) { 17365 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17366 + " deleteAllUsers: " + deleteAllUsers + " version=" 17367 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17368 ? "VERSION_CODE_HIGHEST" : versionCode)); 17369 } 17370 // Queue up an async operation since the package deletion may take a little while. 17371 mHandler.post(new Runnable() { 17372 public void run() { 17373 mHandler.removeCallbacks(this); 17374 int returnCode; 17375 if (!deleteAllUsers) { 17376 returnCode = deletePackageX(internalPackageName, versionCode, 17377 userId, deleteFlags); 17378 } else { 17379 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17380 internalPackageName, users); 17381 // If nobody is blocking uninstall, proceed with delete for all users 17382 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17383 returnCode = deletePackageX(internalPackageName, versionCode, 17384 userId, deleteFlags); 17385 } else { 17386 // Otherwise uninstall individually for users with blockUninstalls=false 17387 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17388 for (int userId : users) { 17389 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17390 returnCode = deletePackageX(internalPackageName, versionCode, 17391 userId, userFlags); 17392 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17393 Slog.w(TAG, "Package delete failed for user " + userId 17394 + ", returnCode " + returnCode); 17395 } 17396 } 17397 } 17398 // The app has only been marked uninstalled for certain users. 17399 // We still need to report that delete was blocked 17400 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17401 } 17402 } 17403 try { 17404 observer.onPackageDeleted(packageName, returnCode, null); 17405 } catch (RemoteException e) { 17406 Log.i(TAG, "Observer no longer exists."); 17407 } //end catch 17408 } //end run 17409 }); 17410 } 17411 17412 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17413 if (pkg.staticSharedLibName != null) { 17414 return pkg.manifestPackageName; 17415 } 17416 return pkg.packageName; 17417 } 17418 17419 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17420 // Handle renamed packages 17421 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17422 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17423 17424 // Is this a static library? 17425 SparseArray<SharedLibraryEntry> versionedLib = 17426 mStaticLibsByDeclaringPackage.get(packageName); 17427 if (versionedLib == null || versionedLib.size() <= 0) { 17428 return packageName; 17429 } 17430 17431 // Figure out which lib versions the caller can see 17432 SparseIntArray versionsCallerCanSee = null; 17433 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17434 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17435 && callingAppId != Process.ROOT_UID) { 17436 versionsCallerCanSee = new SparseIntArray(); 17437 String libName = versionedLib.valueAt(0).info.getName(); 17438 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17439 if (uidPackages != null) { 17440 for (String uidPackage : uidPackages) { 17441 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17442 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17443 if (libIdx >= 0) { 17444 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17445 versionsCallerCanSee.append(libVersion, libVersion); 17446 } 17447 } 17448 } 17449 } 17450 17451 // Caller can see nothing - done 17452 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17453 return packageName; 17454 } 17455 17456 // Find the version the caller can see and the app version code 17457 SharedLibraryEntry highestVersion = null; 17458 final int versionCount = versionedLib.size(); 17459 for (int i = 0; i < versionCount; i++) { 17460 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17461 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17462 libEntry.info.getVersion()) < 0) { 17463 continue; 17464 } 17465 // TODO: We will change version code to long, so in the new API it is long 17466 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17467 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17468 if (libVersionCode == versionCode) { 17469 return libEntry.apk; 17470 } 17471 } else if (highestVersion == null) { 17472 highestVersion = libEntry; 17473 } else if (libVersionCode > highestVersion.info 17474 .getDeclaringPackage().getVersionCode()) { 17475 highestVersion = libEntry; 17476 } 17477 } 17478 17479 if (highestVersion != null) { 17480 return highestVersion.apk; 17481 } 17482 17483 return packageName; 17484 } 17485 17486 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17487 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17488 || callingUid == Process.SYSTEM_UID) { 17489 return true; 17490 } 17491 final int callingUserId = UserHandle.getUserId(callingUid); 17492 // If the caller installed the pkgName, then allow it to silently uninstall. 17493 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17494 return true; 17495 } 17496 17497 // Allow package verifier to silently uninstall. 17498 if (mRequiredVerifierPackage != null && 17499 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17500 return true; 17501 } 17502 17503 // Allow package uninstaller to silently uninstall. 17504 if (mRequiredUninstallerPackage != null && 17505 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17506 return true; 17507 } 17508 17509 // Allow storage manager to silently uninstall. 17510 if (mStorageManagerPackage != null && 17511 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17512 return true; 17513 } 17514 return false; 17515 } 17516 17517 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17518 int[] result = EMPTY_INT_ARRAY; 17519 for (int userId : userIds) { 17520 if (getBlockUninstallForUser(packageName, userId)) { 17521 result = ArrayUtils.appendInt(result, userId); 17522 } 17523 } 17524 return result; 17525 } 17526 17527 @Override 17528 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17529 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17530 } 17531 17532 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17533 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17534 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17535 try { 17536 if (dpm != null) { 17537 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17538 /* callingUserOnly =*/ false); 17539 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17540 : deviceOwnerComponentName.getPackageName(); 17541 // Does the package contains the device owner? 17542 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17543 // this check is probably not needed, since DO should be registered as a device 17544 // admin on some user too. (Original bug for this: b/17657954) 17545 if (packageName.equals(deviceOwnerPackageName)) { 17546 return true; 17547 } 17548 // Does it contain a device admin for any user? 17549 int[] users; 17550 if (userId == UserHandle.USER_ALL) { 17551 users = sUserManager.getUserIds(); 17552 } else { 17553 users = new int[]{userId}; 17554 } 17555 for (int i = 0; i < users.length; ++i) { 17556 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17557 return true; 17558 } 17559 } 17560 } 17561 } catch (RemoteException e) { 17562 } 17563 return false; 17564 } 17565 17566 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17567 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17568 } 17569 17570 /** 17571 * This method is an internal method that could be get invoked either 17572 * to delete an installed package or to clean up a failed installation. 17573 * After deleting an installed package, a broadcast is sent to notify any 17574 * listeners that the package has been removed. For cleaning up a failed 17575 * installation, the broadcast is not necessary since the package's 17576 * installation wouldn't have sent the initial broadcast either 17577 * The key steps in deleting a package are 17578 * deleting the package information in internal structures like mPackages, 17579 * deleting the packages base directories through installd 17580 * updating mSettings to reflect current status 17581 * persisting settings for later use 17582 * sending a broadcast if necessary 17583 */ 17584 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17585 final PackageRemovedInfo info = new PackageRemovedInfo(); 17586 final boolean res; 17587 17588 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17589 ? UserHandle.USER_ALL : userId; 17590 17591 if (isPackageDeviceAdmin(packageName, removeUser)) { 17592 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17593 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17594 } 17595 17596 PackageSetting uninstalledPs = null; 17597 PackageParser.Package pkg = null; 17598 17599 // for the uninstall-updates case and restricted profiles, remember the per- 17600 // user handle installed state 17601 int[] allUsers; 17602 synchronized (mPackages) { 17603 uninstalledPs = mSettings.mPackages.get(packageName); 17604 if (uninstalledPs == null) { 17605 Slog.w(TAG, "Not removing non-existent package " + packageName); 17606 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17607 } 17608 17609 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17610 && uninstalledPs.versionCode != versionCode) { 17611 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17612 + uninstalledPs.versionCode + " != " + versionCode); 17613 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17614 } 17615 17616 // Static shared libs can be declared by any package, so let us not 17617 // allow removing a package if it provides a lib others depend on. 17618 pkg = mPackages.get(packageName); 17619 if (pkg != null && pkg.staticSharedLibName != null) { 17620 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17621 pkg.staticSharedLibVersion); 17622 if (libEntry != null) { 17623 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17624 libEntry.info, 0, userId); 17625 if (!ArrayUtils.isEmpty(libClientPackages)) { 17626 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17627 + " hosting lib " + libEntry.info.getName() + " version " 17628 + libEntry.info.getVersion() + " used by " + libClientPackages); 17629 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17630 } 17631 } 17632 } 17633 17634 allUsers = sUserManager.getUserIds(); 17635 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17636 } 17637 17638 final int freezeUser; 17639 if (isUpdatedSystemApp(uninstalledPs) 17640 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17641 // We're downgrading a system app, which will apply to all users, so 17642 // freeze them all during the downgrade 17643 freezeUser = UserHandle.USER_ALL; 17644 } else { 17645 freezeUser = removeUser; 17646 } 17647 17648 synchronized (mInstallLock) { 17649 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17650 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17651 deleteFlags, "deletePackageX")) { 17652 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17653 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17654 } 17655 synchronized (mPackages) { 17656 if (res) { 17657 if (pkg != null) { 17658 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17659 } 17660 updateSequenceNumberLP(packageName, info.removedUsers); 17661 updateInstantAppInstallerLocked(); 17662 } 17663 } 17664 } 17665 17666 if (res) { 17667 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17668 info.sendPackageRemovedBroadcasts(killApp); 17669 info.sendSystemPackageUpdatedBroadcasts(); 17670 info.sendSystemPackageAppearedBroadcasts(); 17671 } 17672 // Force a gc here. 17673 Runtime.getRuntime().gc(); 17674 // Delete the resources here after sending the broadcast to let 17675 // other processes clean up before deleting resources. 17676 if (info.args != null) { 17677 synchronized (mInstallLock) { 17678 info.args.doPostDeleteLI(true); 17679 } 17680 } 17681 17682 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17683 } 17684 17685 class PackageRemovedInfo { 17686 String removedPackage; 17687 int uid = -1; 17688 int removedAppId = -1; 17689 int[] origUsers; 17690 int[] removedUsers = null; 17691 int[] broadcastUsers = null; 17692 SparseArray<Integer> installReasons; 17693 boolean isRemovedPackageSystemUpdate = false; 17694 boolean isUpdate; 17695 boolean dataRemoved; 17696 boolean removedForAllUsers; 17697 boolean isStaticSharedLib; 17698 // Clean up resources deleted packages. 17699 InstallArgs args = null; 17700 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17701 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17702 17703 void sendPackageRemovedBroadcasts(boolean killApp) { 17704 sendPackageRemovedBroadcastInternal(killApp); 17705 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17706 for (int i = 0; i < childCount; i++) { 17707 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17708 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17709 } 17710 } 17711 17712 void sendSystemPackageUpdatedBroadcasts() { 17713 if (isRemovedPackageSystemUpdate) { 17714 sendSystemPackageUpdatedBroadcastsInternal(); 17715 final int childCount = (removedChildPackages != null) 17716 ? removedChildPackages.size() : 0; 17717 for (int i = 0; i < childCount; i++) { 17718 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17719 if (childInfo.isRemovedPackageSystemUpdate) { 17720 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17721 } 17722 } 17723 } 17724 } 17725 17726 void sendSystemPackageAppearedBroadcasts() { 17727 final int packageCount = (appearedChildPackages != null) 17728 ? appearedChildPackages.size() : 0; 17729 for (int i = 0; i < packageCount; i++) { 17730 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17731 sendPackageAddedForNewUsers(installedInfo.name, true, 17732 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17733 } 17734 } 17735 17736 private void sendSystemPackageUpdatedBroadcastsInternal() { 17737 Bundle extras = new Bundle(2); 17738 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17739 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17740 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17741 extras, 0, null, null, null); 17742 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17743 extras, 0, null, null, null); 17744 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17745 null, 0, removedPackage, null, null); 17746 } 17747 17748 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17749 // Don't send static shared library removal broadcasts as these 17750 // libs are visible only the the apps that depend on them an one 17751 // cannot remove the library if it has a dependency. 17752 if (isStaticSharedLib) { 17753 return; 17754 } 17755 Bundle extras = new Bundle(2); 17756 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17757 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17758 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17759 if (isUpdate || isRemovedPackageSystemUpdate) { 17760 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17761 } 17762 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17763 if (removedPackage != null) { 17764 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17765 extras, 0, null, null, broadcastUsers); 17766 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17767 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17768 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17769 null, null, broadcastUsers); 17770 } 17771 } 17772 if (removedAppId >= 0) { 17773 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17774 broadcastUsers); 17775 } 17776 } 17777 } 17778 17779 /* 17780 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17781 * flag is not set, the data directory is removed as well. 17782 * make sure this flag is set for partially installed apps. If not its meaningless to 17783 * delete a partially installed application. 17784 */ 17785 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17786 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17787 String packageName = ps.name; 17788 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17789 // Retrieve object to delete permissions for shared user later on 17790 final PackageParser.Package deletedPkg; 17791 final PackageSetting deletedPs; 17792 // reader 17793 synchronized (mPackages) { 17794 deletedPkg = mPackages.get(packageName); 17795 deletedPs = mSettings.mPackages.get(packageName); 17796 if (outInfo != null) { 17797 outInfo.removedPackage = packageName; 17798 outInfo.isStaticSharedLib = deletedPkg != null 17799 && deletedPkg.staticSharedLibName != null; 17800 outInfo.removedUsers = deletedPs != null 17801 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17802 : null; 17803 if (outInfo.removedUsers == null) { 17804 outInfo.broadcastUsers = null; 17805 } else { 17806 outInfo.broadcastUsers = EMPTY_INT_ARRAY; 17807 int[] allUsers = outInfo.removedUsers; 17808 for (int i = allUsers.length - 1; i >= 0; --i) { 17809 final int userId = allUsers[i]; 17810 if (deletedPs.getInstantApp(userId)) { 17811 continue; 17812 } 17813 outInfo.broadcastUsers = 17814 ArrayUtils.appendInt(outInfo.broadcastUsers, userId); 17815 } 17816 } 17817 } 17818 } 17819 17820 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17821 17822 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17823 final PackageParser.Package resolvedPkg; 17824 if (deletedPkg != null) { 17825 resolvedPkg = deletedPkg; 17826 } else { 17827 // We don't have a parsed package when it lives on an ejected 17828 // adopted storage device, so fake something together 17829 resolvedPkg = new PackageParser.Package(ps.name); 17830 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17831 } 17832 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17833 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17834 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17835 if (outInfo != null) { 17836 outInfo.dataRemoved = true; 17837 } 17838 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17839 } 17840 17841 int removedAppId = -1; 17842 17843 // writer 17844 synchronized (mPackages) { 17845 boolean installedStateChanged = false; 17846 if (deletedPs != null) { 17847 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17848 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17849 clearDefaultBrowserIfNeeded(packageName); 17850 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17851 removedAppId = mSettings.removePackageLPw(packageName); 17852 if (outInfo != null) { 17853 outInfo.removedAppId = removedAppId; 17854 } 17855 updatePermissionsLPw(deletedPs.name, null, 0); 17856 if (deletedPs.sharedUser != null) { 17857 // Remove permissions associated with package. Since runtime 17858 // permissions are per user we have to kill the removed package 17859 // or packages running under the shared user of the removed 17860 // package if revoking the permissions requested only by the removed 17861 // package is successful and this causes a change in gids. 17862 for (int userId : UserManagerService.getInstance().getUserIds()) { 17863 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17864 userId); 17865 if (userIdToKill == UserHandle.USER_ALL 17866 || userIdToKill >= UserHandle.USER_SYSTEM) { 17867 // If gids changed for this user, kill all affected packages. 17868 mHandler.post(new Runnable() { 17869 @Override 17870 public void run() { 17871 // This has to happen with no lock held. 17872 killApplication(deletedPs.name, deletedPs.appId, 17873 KILL_APP_REASON_GIDS_CHANGED); 17874 } 17875 }); 17876 break; 17877 } 17878 } 17879 } 17880 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17881 } 17882 // make sure to preserve per-user disabled state if this removal was just 17883 // a downgrade of a system app to the factory package 17884 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17885 if (DEBUG_REMOVE) { 17886 Slog.d(TAG, "Propagating install state across downgrade"); 17887 } 17888 for (int userId : allUserHandles) { 17889 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17890 if (DEBUG_REMOVE) { 17891 Slog.d(TAG, " user " + userId + " => " + installed); 17892 } 17893 if (installed != ps.getInstalled(userId)) { 17894 installedStateChanged = true; 17895 } 17896 ps.setInstalled(installed, userId); 17897 } 17898 } 17899 } 17900 // can downgrade to reader 17901 if (writeSettings) { 17902 // Save settings now 17903 mSettings.writeLPr(); 17904 } 17905 if (installedStateChanged) { 17906 mSettings.writeKernelMappingLPr(ps); 17907 } 17908 } 17909 if (removedAppId != -1) { 17910 // A user ID was deleted here. Go through all users and remove it 17911 // from KeyStore. 17912 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17913 } 17914 } 17915 17916 static boolean locationIsPrivileged(File path) { 17917 try { 17918 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17919 .getCanonicalPath(); 17920 return path.getCanonicalPath().startsWith(privilegedAppDir); 17921 } catch (IOException e) { 17922 Slog.e(TAG, "Unable to access code path " + path); 17923 } 17924 return false; 17925 } 17926 17927 /* 17928 * Tries to delete system package. 17929 */ 17930 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17931 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17932 boolean writeSettings) { 17933 if (deletedPs.parentPackageName != null) { 17934 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17935 return false; 17936 } 17937 17938 final boolean applyUserRestrictions 17939 = (allUserHandles != null) && (outInfo.origUsers != null); 17940 final PackageSetting disabledPs; 17941 // Confirm if the system package has been updated 17942 // An updated system app can be deleted. This will also have to restore 17943 // the system pkg from system partition 17944 // reader 17945 synchronized (mPackages) { 17946 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17947 } 17948 17949 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17950 + " disabledPs=" + disabledPs); 17951 17952 if (disabledPs == null) { 17953 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17954 return false; 17955 } else if (DEBUG_REMOVE) { 17956 Slog.d(TAG, "Deleting system pkg from data partition"); 17957 } 17958 17959 if (DEBUG_REMOVE) { 17960 if (applyUserRestrictions) { 17961 Slog.d(TAG, "Remembering install states:"); 17962 for (int userId : allUserHandles) { 17963 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17964 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17965 } 17966 } 17967 } 17968 17969 // Delete the updated package 17970 outInfo.isRemovedPackageSystemUpdate = true; 17971 if (outInfo.removedChildPackages != null) { 17972 final int childCount = (deletedPs.childPackageNames != null) 17973 ? deletedPs.childPackageNames.size() : 0; 17974 for (int i = 0; i < childCount; i++) { 17975 String childPackageName = deletedPs.childPackageNames.get(i); 17976 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17977 .contains(childPackageName)) { 17978 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17979 childPackageName); 17980 if (childInfo != null) { 17981 childInfo.isRemovedPackageSystemUpdate = true; 17982 } 17983 } 17984 } 17985 } 17986 17987 if (disabledPs.versionCode < deletedPs.versionCode) { 17988 // Delete data for downgrades 17989 flags &= ~PackageManager.DELETE_KEEP_DATA; 17990 } else { 17991 // Preserve data by setting flag 17992 flags |= PackageManager.DELETE_KEEP_DATA; 17993 } 17994 17995 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17996 outInfo, writeSettings, disabledPs.pkg); 17997 if (!ret) { 17998 return false; 17999 } 18000 18001 // writer 18002 synchronized (mPackages) { 18003 // Reinstate the old system package 18004 enableSystemPackageLPw(disabledPs.pkg); 18005 // Remove any native libraries from the upgraded package. 18006 removeNativeBinariesLI(deletedPs); 18007 } 18008 18009 // Install the system package 18010 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18011 int parseFlags = mDefParseFlags 18012 | PackageParser.PARSE_MUST_BE_APK 18013 | PackageParser.PARSE_IS_SYSTEM 18014 | PackageParser.PARSE_IS_SYSTEM_DIR; 18015 if (locationIsPrivileged(disabledPs.codePath)) { 18016 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18017 } 18018 18019 final PackageParser.Package newPkg; 18020 try { 18021 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 18022 0 /* currentTime */, null); 18023 } catch (PackageManagerException e) { 18024 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18025 + e.getMessage()); 18026 return false; 18027 } 18028 18029 try { 18030 // update shared libraries for the newly re-installed system package 18031 updateSharedLibrariesLPr(newPkg, null); 18032 } catch (PackageManagerException e) { 18033 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18034 } 18035 18036 prepareAppDataAfterInstallLIF(newPkg); 18037 18038 // writer 18039 synchronized (mPackages) { 18040 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18041 18042 // Propagate the permissions state as we do not want to drop on the floor 18043 // runtime permissions. The update permissions method below will take 18044 // care of removing obsolete permissions and grant install permissions. 18045 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 18046 updatePermissionsLPw(newPkg.packageName, newPkg, 18047 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18048 18049 if (applyUserRestrictions) { 18050 boolean installedStateChanged = false; 18051 if (DEBUG_REMOVE) { 18052 Slog.d(TAG, "Propagating install state across reinstall"); 18053 } 18054 for (int userId : allUserHandles) { 18055 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18056 if (DEBUG_REMOVE) { 18057 Slog.d(TAG, " user " + userId + " => " + installed); 18058 } 18059 if (installed != ps.getInstalled(userId)) { 18060 installedStateChanged = true; 18061 } 18062 ps.setInstalled(installed, userId); 18063 18064 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18065 } 18066 // Regardless of writeSettings we need to ensure that this restriction 18067 // state propagation is persisted 18068 mSettings.writeAllUsersPackageRestrictionsLPr(); 18069 if (installedStateChanged) { 18070 mSettings.writeKernelMappingLPr(ps); 18071 } 18072 } 18073 // can downgrade to reader here 18074 if (writeSettings) { 18075 mSettings.writeLPr(); 18076 } 18077 } 18078 return true; 18079 } 18080 18081 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18082 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18083 PackageRemovedInfo outInfo, boolean writeSettings, 18084 PackageParser.Package replacingPackage) { 18085 synchronized (mPackages) { 18086 if (outInfo != null) { 18087 outInfo.uid = ps.appId; 18088 } 18089 18090 if (outInfo != null && outInfo.removedChildPackages != null) { 18091 final int childCount = (ps.childPackageNames != null) 18092 ? ps.childPackageNames.size() : 0; 18093 for (int i = 0; i < childCount; i++) { 18094 String childPackageName = ps.childPackageNames.get(i); 18095 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18096 if (childPs == null) { 18097 return false; 18098 } 18099 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18100 childPackageName); 18101 if (childInfo != null) { 18102 childInfo.uid = childPs.appId; 18103 } 18104 } 18105 } 18106 } 18107 18108 // Delete package data from internal structures and also remove data if flag is set 18109 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18110 18111 // Delete the child packages data 18112 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18113 for (int i = 0; i < childCount; i++) { 18114 PackageSetting childPs; 18115 synchronized (mPackages) { 18116 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18117 } 18118 if (childPs != null) { 18119 PackageRemovedInfo childOutInfo = (outInfo != null 18120 && outInfo.removedChildPackages != null) 18121 ? outInfo.removedChildPackages.get(childPs.name) : null; 18122 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18123 && (replacingPackage != null 18124 && !replacingPackage.hasChildPackage(childPs.name)) 18125 ? flags & ~DELETE_KEEP_DATA : flags; 18126 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18127 deleteFlags, writeSettings); 18128 } 18129 } 18130 18131 // Delete application code and resources only for parent packages 18132 if (ps.parentPackageName == null) { 18133 if (deleteCodeAndResources && (outInfo != null)) { 18134 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18135 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18136 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18137 } 18138 } 18139 18140 return true; 18141 } 18142 18143 @Override 18144 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18145 int userId) { 18146 mContext.enforceCallingOrSelfPermission( 18147 android.Manifest.permission.DELETE_PACKAGES, null); 18148 synchronized (mPackages) { 18149 PackageSetting ps = mSettings.mPackages.get(packageName); 18150 if (ps == null) { 18151 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18152 return false; 18153 } 18154 // Cannot block uninstall of static shared libs as they are 18155 // considered a part of the using app (emulating static linking). 18156 // Also static libs are installed always on internal storage. 18157 PackageParser.Package pkg = mPackages.get(packageName); 18158 if (pkg != null && pkg.staticSharedLibName != null) { 18159 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18160 + " providing static shared library: " + pkg.staticSharedLibName); 18161 return false; 18162 } 18163 if (!ps.getInstalled(userId)) { 18164 // Can't block uninstall for an app that is not installed or enabled. 18165 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18166 return false; 18167 } 18168 ps.setBlockUninstall(blockUninstall, userId); 18169 mSettings.writePackageRestrictionsLPr(userId); 18170 } 18171 return true; 18172 } 18173 18174 @Override 18175 public boolean getBlockUninstallForUser(String packageName, int userId) { 18176 synchronized (mPackages) { 18177 PackageSetting ps = mSettings.mPackages.get(packageName); 18178 if (ps == null) { 18179 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18180 return false; 18181 } 18182 return ps.getBlockUninstall(userId); 18183 } 18184 } 18185 18186 @Override 18187 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18188 int callingUid = Binder.getCallingUid(); 18189 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18190 throw new SecurityException( 18191 "setRequiredForSystemUser can only be run by the system or root"); 18192 } 18193 synchronized (mPackages) { 18194 PackageSetting ps = mSettings.mPackages.get(packageName); 18195 if (ps == null) { 18196 Log.w(TAG, "Package doesn't exist: " + packageName); 18197 return false; 18198 } 18199 if (systemUserApp) { 18200 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18201 } else { 18202 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18203 } 18204 mSettings.writeLPr(); 18205 } 18206 return true; 18207 } 18208 18209 /* 18210 * This method handles package deletion in general 18211 */ 18212 private boolean deletePackageLIF(String packageName, UserHandle user, 18213 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18214 PackageRemovedInfo outInfo, boolean writeSettings, 18215 PackageParser.Package replacingPackage) { 18216 if (packageName == null) { 18217 Slog.w(TAG, "Attempt to delete null packageName."); 18218 return false; 18219 } 18220 18221 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18222 18223 PackageSetting ps; 18224 synchronized (mPackages) { 18225 ps = mSettings.mPackages.get(packageName); 18226 if (ps == null) { 18227 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18228 return false; 18229 } 18230 18231 if (ps.parentPackageName != null && (!isSystemApp(ps) 18232 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18233 if (DEBUG_REMOVE) { 18234 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18235 + ((user == null) ? UserHandle.USER_ALL : user)); 18236 } 18237 final int removedUserId = (user != null) ? user.getIdentifier() 18238 : UserHandle.USER_ALL; 18239 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18240 return false; 18241 } 18242 markPackageUninstalledForUserLPw(ps, user); 18243 scheduleWritePackageRestrictionsLocked(user); 18244 return true; 18245 } 18246 } 18247 18248 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18249 && user.getIdentifier() != UserHandle.USER_ALL)) { 18250 // The caller is asking that the package only be deleted for a single 18251 // user. To do this, we just mark its uninstalled state and delete 18252 // its data. If this is a system app, we only allow this to happen if 18253 // they have set the special DELETE_SYSTEM_APP which requests different 18254 // semantics than normal for uninstalling system apps. 18255 markPackageUninstalledForUserLPw(ps, user); 18256 18257 if (!isSystemApp(ps)) { 18258 // Do not uninstall the APK if an app should be cached 18259 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18260 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18261 // Other user still have this package installed, so all 18262 // we need to do is clear this user's data and save that 18263 // it is uninstalled. 18264 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18265 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18266 return false; 18267 } 18268 scheduleWritePackageRestrictionsLocked(user); 18269 return true; 18270 } else { 18271 // We need to set it back to 'installed' so the uninstall 18272 // broadcasts will be sent correctly. 18273 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18274 ps.setInstalled(true, user.getIdentifier()); 18275 mSettings.writeKernelMappingLPr(ps); 18276 } 18277 } else { 18278 // This is a system app, so we assume that the 18279 // other users still have this package installed, so all 18280 // we need to do is clear this user's data and save that 18281 // it is uninstalled. 18282 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18283 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18284 return false; 18285 } 18286 scheduleWritePackageRestrictionsLocked(user); 18287 return true; 18288 } 18289 } 18290 18291 // If we are deleting a composite package for all users, keep track 18292 // of result for each child. 18293 if (ps.childPackageNames != null && outInfo != null) { 18294 synchronized (mPackages) { 18295 final int childCount = ps.childPackageNames.size(); 18296 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18297 for (int i = 0; i < childCount; i++) { 18298 String childPackageName = ps.childPackageNames.get(i); 18299 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18300 childInfo.removedPackage = childPackageName; 18301 outInfo.removedChildPackages.put(childPackageName, childInfo); 18302 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18303 if (childPs != null) { 18304 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18305 } 18306 } 18307 } 18308 } 18309 18310 boolean ret = false; 18311 if (isSystemApp(ps)) { 18312 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18313 // When an updated system application is deleted we delete the existing resources 18314 // as well and fall back to existing code in system partition 18315 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18316 } else { 18317 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18318 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18319 outInfo, writeSettings, replacingPackage); 18320 } 18321 18322 // Take a note whether we deleted the package for all users 18323 if (outInfo != null) { 18324 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18325 if (outInfo.removedChildPackages != null) { 18326 synchronized (mPackages) { 18327 final int childCount = outInfo.removedChildPackages.size(); 18328 for (int i = 0; i < childCount; i++) { 18329 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18330 if (childInfo != null) { 18331 childInfo.removedForAllUsers = mPackages.get( 18332 childInfo.removedPackage) == null; 18333 } 18334 } 18335 } 18336 } 18337 // If we uninstalled an update to a system app there may be some 18338 // child packages that appeared as they are declared in the system 18339 // app but were not declared in the update. 18340 if (isSystemApp(ps)) { 18341 synchronized (mPackages) { 18342 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18343 final int childCount = (updatedPs.childPackageNames != null) 18344 ? updatedPs.childPackageNames.size() : 0; 18345 for (int i = 0; i < childCount; i++) { 18346 String childPackageName = updatedPs.childPackageNames.get(i); 18347 if (outInfo.removedChildPackages == null 18348 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18349 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18350 if (childPs == null) { 18351 continue; 18352 } 18353 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18354 installRes.name = childPackageName; 18355 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18356 installRes.pkg = mPackages.get(childPackageName); 18357 installRes.uid = childPs.pkg.applicationInfo.uid; 18358 if (outInfo.appearedChildPackages == null) { 18359 outInfo.appearedChildPackages = new ArrayMap<>(); 18360 } 18361 outInfo.appearedChildPackages.put(childPackageName, installRes); 18362 } 18363 } 18364 } 18365 } 18366 } 18367 18368 return ret; 18369 } 18370 18371 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18372 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18373 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18374 for (int nextUserId : userIds) { 18375 if (DEBUG_REMOVE) { 18376 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18377 } 18378 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18379 false /*installed*/, 18380 true /*stopped*/, 18381 true /*notLaunched*/, 18382 false /*hidden*/, 18383 false /*suspended*/, 18384 false /*instantApp*/, 18385 null /*lastDisableAppCaller*/, 18386 null /*enabledComponents*/, 18387 null /*disabledComponents*/, 18388 false /*blockUninstall*/, 18389 ps.readUserState(nextUserId).domainVerificationStatus, 18390 0, PackageManager.INSTALL_REASON_UNKNOWN); 18391 } 18392 mSettings.writeKernelMappingLPr(ps); 18393 } 18394 18395 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18396 PackageRemovedInfo outInfo) { 18397 final PackageParser.Package pkg; 18398 synchronized (mPackages) { 18399 pkg = mPackages.get(ps.name); 18400 } 18401 18402 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18403 : new int[] {userId}; 18404 for (int nextUserId : userIds) { 18405 if (DEBUG_REMOVE) { 18406 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18407 + nextUserId); 18408 } 18409 18410 destroyAppDataLIF(pkg, userId, 18411 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18412 destroyAppProfilesLIF(pkg, userId); 18413 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18414 schedulePackageCleaning(ps.name, nextUserId, false); 18415 synchronized (mPackages) { 18416 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18417 scheduleWritePackageRestrictionsLocked(nextUserId); 18418 } 18419 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18420 } 18421 } 18422 18423 if (outInfo != null) { 18424 outInfo.removedPackage = ps.name; 18425 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18426 outInfo.removedAppId = ps.appId; 18427 outInfo.removedUsers = userIds; 18428 } 18429 18430 return true; 18431 } 18432 18433 private final class ClearStorageConnection implements ServiceConnection { 18434 IMediaContainerService mContainerService; 18435 18436 @Override 18437 public void onServiceConnected(ComponentName name, IBinder service) { 18438 synchronized (this) { 18439 mContainerService = IMediaContainerService.Stub 18440 .asInterface(Binder.allowBlocking(service)); 18441 notifyAll(); 18442 } 18443 } 18444 18445 @Override 18446 public void onServiceDisconnected(ComponentName name) { 18447 } 18448 } 18449 18450 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18451 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18452 18453 final boolean mounted; 18454 if (Environment.isExternalStorageEmulated()) { 18455 mounted = true; 18456 } else { 18457 final String status = Environment.getExternalStorageState(); 18458 18459 mounted = status.equals(Environment.MEDIA_MOUNTED) 18460 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18461 } 18462 18463 if (!mounted) { 18464 return; 18465 } 18466 18467 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18468 int[] users; 18469 if (userId == UserHandle.USER_ALL) { 18470 users = sUserManager.getUserIds(); 18471 } else { 18472 users = new int[] { userId }; 18473 } 18474 final ClearStorageConnection conn = new ClearStorageConnection(); 18475 if (mContext.bindServiceAsUser( 18476 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18477 try { 18478 for (int curUser : users) { 18479 long timeout = SystemClock.uptimeMillis() + 5000; 18480 synchronized (conn) { 18481 long now; 18482 while (conn.mContainerService == null && 18483 (now = SystemClock.uptimeMillis()) < timeout) { 18484 try { 18485 conn.wait(timeout - now); 18486 } catch (InterruptedException e) { 18487 } 18488 } 18489 } 18490 if (conn.mContainerService == null) { 18491 return; 18492 } 18493 18494 final UserEnvironment userEnv = new UserEnvironment(curUser); 18495 clearDirectory(conn.mContainerService, 18496 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18497 if (allData) { 18498 clearDirectory(conn.mContainerService, 18499 userEnv.buildExternalStorageAppDataDirs(packageName)); 18500 clearDirectory(conn.mContainerService, 18501 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18502 } 18503 } 18504 } finally { 18505 mContext.unbindService(conn); 18506 } 18507 } 18508 } 18509 18510 @Override 18511 public void clearApplicationProfileData(String packageName) { 18512 enforceSystemOrRoot("Only the system can clear all profile data"); 18513 18514 final PackageParser.Package pkg; 18515 synchronized (mPackages) { 18516 pkg = mPackages.get(packageName); 18517 } 18518 18519 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18520 synchronized (mInstallLock) { 18521 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18522 } 18523 } 18524 } 18525 18526 @Override 18527 public void clearApplicationUserData(final String packageName, 18528 final IPackageDataObserver observer, final int userId) { 18529 mContext.enforceCallingOrSelfPermission( 18530 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18531 18532 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18533 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18534 18535 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18536 throw new SecurityException("Cannot clear data for a protected package: " 18537 + packageName); 18538 } 18539 // Queue up an async operation since the package deletion may take a little while. 18540 mHandler.post(new Runnable() { 18541 public void run() { 18542 mHandler.removeCallbacks(this); 18543 final boolean succeeded; 18544 try (PackageFreezer freezer = freezePackage(packageName, 18545 "clearApplicationUserData")) { 18546 synchronized (mInstallLock) { 18547 succeeded = clearApplicationUserDataLIF(packageName, userId); 18548 } 18549 clearExternalStorageDataSync(packageName, userId, true); 18550 synchronized (mPackages) { 18551 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18552 packageName, userId); 18553 } 18554 } 18555 if (succeeded) { 18556 // invoke DeviceStorageMonitor's update method to clear any notifications 18557 DeviceStorageMonitorInternal dsm = LocalServices 18558 .getService(DeviceStorageMonitorInternal.class); 18559 if (dsm != null) { 18560 dsm.checkMemory(); 18561 } 18562 } 18563 if(observer != null) { 18564 try { 18565 observer.onRemoveCompleted(packageName, succeeded); 18566 } catch (RemoteException e) { 18567 Log.i(TAG, "Observer no longer exists."); 18568 } 18569 } //end if observer 18570 } //end run 18571 }); 18572 } 18573 18574 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18575 if (packageName == null) { 18576 Slog.w(TAG, "Attempt to delete null packageName."); 18577 return false; 18578 } 18579 18580 // Try finding details about the requested package 18581 PackageParser.Package pkg; 18582 synchronized (mPackages) { 18583 pkg = mPackages.get(packageName); 18584 if (pkg == null) { 18585 final PackageSetting ps = mSettings.mPackages.get(packageName); 18586 if (ps != null) { 18587 pkg = ps.pkg; 18588 } 18589 } 18590 18591 if (pkg == null) { 18592 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18593 return false; 18594 } 18595 18596 PackageSetting ps = (PackageSetting) pkg.mExtras; 18597 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18598 } 18599 18600 clearAppDataLIF(pkg, userId, 18601 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18602 18603 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18604 removeKeystoreDataIfNeeded(userId, appId); 18605 18606 UserManagerInternal umInternal = getUserManagerInternal(); 18607 final int flags; 18608 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18609 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18610 } else if (umInternal.isUserRunning(userId)) { 18611 flags = StorageManager.FLAG_STORAGE_DE; 18612 } else { 18613 flags = 0; 18614 } 18615 prepareAppDataContentsLIF(pkg, userId, flags); 18616 18617 return true; 18618 } 18619 18620 /** 18621 * Reverts user permission state changes (permissions and flags) in 18622 * all packages for a given user. 18623 * 18624 * @param userId The device user for which to do a reset. 18625 */ 18626 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18627 final int packageCount = mPackages.size(); 18628 for (int i = 0; i < packageCount; i++) { 18629 PackageParser.Package pkg = mPackages.valueAt(i); 18630 PackageSetting ps = (PackageSetting) pkg.mExtras; 18631 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18632 } 18633 } 18634 18635 private void resetNetworkPolicies(int userId) { 18636 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18637 } 18638 18639 /** 18640 * Reverts user permission state changes (permissions and flags). 18641 * 18642 * @param ps The package for which to reset. 18643 * @param userId The device user for which to do a reset. 18644 */ 18645 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18646 final PackageSetting ps, final int userId) { 18647 if (ps.pkg == null) { 18648 return; 18649 } 18650 18651 // These are flags that can change base on user actions. 18652 final int userSettableMask = FLAG_PERMISSION_USER_SET 18653 | FLAG_PERMISSION_USER_FIXED 18654 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18655 | FLAG_PERMISSION_REVIEW_REQUIRED; 18656 18657 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18658 | FLAG_PERMISSION_POLICY_FIXED; 18659 18660 boolean writeInstallPermissions = false; 18661 boolean writeRuntimePermissions = false; 18662 18663 final int permissionCount = ps.pkg.requestedPermissions.size(); 18664 for (int i = 0; i < permissionCount; i++) { 18665 String permission = ps.pkg.requestedPermissions.get(i); 18666 18667 BasePermission bp = mSettings.mPermissions.get(permission); 18668 if (bp == null) { 18669 continue; 18670 } 18671 18672 // If shared user we just reset the state to which only this app contributed. 18673 if (ps.sharedUser != null) { 18674 boolean used = false; 18675 final int packageCount = ps.sharedUser.packages.size(); 18676 for (int j = 0; j < packageCount; j++) { 18677 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18678 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18679 && pkg.pkg.requestedPermissions.contains(permission)) { 18680 used = true; 18681 break; 18682 } 18683 } 18684 if (used) { 18685 continue; 18686 } 18687 } 18688 18689 PermissionsState permissionsState = ps.getPermissionsState(); 18690 18691 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18692 18693 // Always clear the user settable flags. 18694 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18695 bp.name) != null; 18696 // If permission review is enabled and this is a legacy app, mark the 18697 // permission as requiring a review as this is the initial state. 18698 int flags = 0; 18699 if (mPermissionReviewRequired 18700 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18701 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18702 } 18703 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18704 if (hasInstallState) { 18705 writeInstallPermissions = true; 18706 } else { 18707 writeRuntimePermissions = true; 18708 } 18709 } 18710 18711 // Below is only runtime permission handling. 18712 if (!bp.isRuntime()) { 18713 continue; 18714 } 18715 18716 // Never clobber system or policy. 18717 if ((oldFlags & policyOrSystemFlags) != 0) { 18718 continue; 18719 } 18720 18721 // If this permission was granted by default, make sure it is. 18722 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18723 if (permissionsState.grantRuntimePermission(bp, userId) 18724 != PERMISSION_OPERATION_FAILURE) { 18725 writeRuntimePermissions = true; 18726 } 18727 // If permission review is enabled the permissions for a legacy apps 18728 // are represented as constantly granted runtime ones, so don't revoke. 18729 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18730 // Otherwise, reset the permission. 18731 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18732 switch (revokeResult) { 18733 case PERMISSION_OPERATION_SUCCESS: 18734 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18735 writeRuntimePermissions = true; 18736 final int appId = ps.appId; 18737 mHandler.post(new Runnable() { 18738 @Override 18739 public void run() { 18740 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18741 } 18742 }); 18743 } break; 18744 } 18745 } 18746 } 18747 18748 // Synchronously write as we are taking permissions away. 18749 if (writeRuntimePermissions) { 18750 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18751 } 18752 18753 // Synchronously write as we are taking permissions away. 18754 if (writeInstallPermissions) { 18755 mSettings.writeLPr(); 18756 } 18757 } 18758 18759 /** 18760 * Remove entries from the keystore daemon. Will only remove it if the 18761 * {@code appId} is valid. 18762 */ 18763 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18764 if (appId < 0) { 18765 return; 18766 } 18767 18768 final KeyStore keyStore = KeyStore.getInstance(); 18769 if (keyStore != null) { 18770 if (userId == UserHandle.USER_ALL) { 18771 for (final int individual : sUserManager.getUserIds()) { 18772 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18773 } 18774 } else { 18775 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18776 } 18777 } else { 18778 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18779 } 18780 } 18781 18782 @Override 18783 public void deleteApplicationCacheFiles(final String packageName, 18784 final IPackageDataObserver observer) { 18785 final int userId = UserHandle.getCallingUserId(); 18786 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18787 } 18788 18789 @Override 18790 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18791 final IPackageDataObserver observer) { 18792 mContext.enforceCallingOrSelfPermission( 18793 android.Manifest.permission.DELETE_CACHE_FILES, null); 18794 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18795 /* requireFullPermission= */ true, /* checkShell= */ false, 18796 "delete application cache files"); 18797 18798 final PackageParser.Package pkg; 18799 synchronized (mPackages) { 18800 pkg = mPackages.get(packageName); 18801 } 18802 18803 // Queue up an async operation since the package deletion may take a little while. 18804 mHandler.post(new Runnable() { 18805 public void run() { 18806 synchronized (mInstallLock) { 18807 final int flags = StorageManager.FLAG_STORAGE_DE 18808 | StorageManager.FLAG_STORAGE_CE; 18809 // We're only clearing cache files, so we don't care if the 18810 // app is unfrozen and still able to run 18811 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18812 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18813 } 18814 clearExternalStorageDataSync(packageName, userId, false); 18815 if (observer != null) { 18816 try { 18817 observer.onRemoveCompleted(packageName, true); 18818 } catch (RemoteException e) { 18819 Log.i(TAG, "Observer no longer exists."); 18820 } 18821 } 18822 } 18823 }); 18824 } 18825 18826 @Override 18827 public void getPackageSizeInfo(final String packageName, int userHandle, 18828 final IPackageStatsObserver observer) { 18829 throw new UnsupportedOperationException( 18830 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18831 } 18832 18833 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18834 final PackageSetting ps; 18835 synchronized (mPackages) { 18836 ps = mSettings.mPackages.get(packageName); 18837 if (ps == null) { 18838 Slog.w(TAG, "Failed to find settings for " + packageName); 18839 return false; 18840 } 18841 } 18842 18843 final String[] packageNames = { packageName }; 18844 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18845 final String[] codePaths = { ps.codePathString }; 18846 18847 try { 18848 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18849 ps.appId, ceDataInodes, codePaths, stats); 18850 18851 // For now, ignore code size of packages on system partition 18852 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18853 stats.codeSize = 0; 18854 } 18855 18856 // External clients expect these to be tracked separately 18857 stats.dataSize -= stats.cacheSize; 18858 18859 } catch (InstallerException e) { 18860 Slog.w(TAG, String.valueOf(e)); 18861 return false; 18862 } 18863 18864 return true; 18865 } 18866 18867 private int getUidTargetSdkVersionLockedLPr(int uid) { 18868 Object obj = mSettings.getUserIdLPr(uid); 18869 if (obj instanceof SharedUserSetting) { 18870 final SharedUserSetting sus = (SharedUserSetting) obj; 18871 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18872 final Iterator<PackageSetting> it = sus.packages.iterator(); 18873 while (it.hasNext()) { 18874 final PackageSetting ps = it.next(); 18875 if (ps.pkg != null) { 18876 int v = ps.pkg.applicationInfo.targetSdkVersion; 18877 if (v < vers) vers = v; 18878 } 18879 } 18880 return vers; 18881 } else if (obj instanceof PackageSetting) { 18882 final PackageSetting ps = (PackageSetting) obj; 18883 if (ps.pkg != null) { 18884 return ps.pkg.applicationInfo.targetSdkVersion; 18885 } 18886 } 18887 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18888 } 18889 18890 @Override 18891 public void addPreferredActivity(IntentFilter filter, int match, 18892 ComponentName[] set, ComponentName activity, int userId) { 18893 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18894 "Adding preferred"); 18895 } 18896 18897 private void addPreferredActivityInternal(IntentFilter filter, int match, 18898 ComponentName[] set, ComponentName activity, boolean always, int userId, 18899 String opname) { 18900 // writer 18901 int callingUid = Binder.getCallingUid(); 18902 enforceCrossUserPermission(callingUid, userId, 18903 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18904 if (filter.countActions() == 0) { 18905 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18906 return; 18907 } 18908 synchronized (mPackages) { 18909 if (mContext.checkCallingOrSelfPermission( 18910 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18911 != PackageManager.PERMISSION_GRANTED) { 18912 if (getUidTargetSdkVersionLockedLPr(callingUid) 18913 < Build.VERSION_CODES.FROYO) { 18914 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18915 + callingUid); 18916 return; 18917 } 18918 mContext.enforceCallingOrSelfPermission( 18919 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18920 } 18921 18922 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18923 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18924 + userId + ":"); 18925 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18926 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18927 scheduleWritePackageRestrictionsLocked(userId); 18928 postPreferredActivityChangedBroadcast(userId); 18929 } 18930 } 18931 18932 private void postPreferredActivityChangedBroadcast(int userId) { 18933 mHandler.post(() -> { 18934 final IActivityManager am = ActivityManager.getService(); 18935 if (am == null) { 18936 return; 18937 } 18938 18939 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18940 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18941 try { 18942 am.broadcastIntent(null, intent, null, null, 18943 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18944 null, false, false, userId); 18945 } catch (RemoteException e) { 18946 } 18947 }); 18948 } 18949 18950 @Override 18951 public void replacePreferredActivity(IntentFilter filter, int match, 18952 ComponentName[] set, ComponentName activity, int userId) { 18953 if (filter.countActions() != 1) { 18954 throw new IllegalArgumentException( 18955 "replacePreferredActivity expects filter to have only 1 action."); 18956 } 18957 if (filter.countDataAuthorities() != 0 18958 || filter.countDataPaths() != 0 18959 || filter.countDataSchemes() > 1 18960 || filter.countDataTypes() != 0) { 18961 throw new IllegalArgumentException( 18962 "replacePreferredActivity expects filter to have no data authorities, " + 18963 "paths, or types; and at most one scheme."); 18964 } 18965 18966 final int callingUid = Binder.getCallingUid(); 18967 enforceCrossUserPermission(callingUid, userId, 18968 true /* requireFullPermission */, false /* checkShell */, 18969 "replace preferred activity"); 18970 synchronized (mPackages) { 18971 if (mContext.checkCallingOrSelfPermission( 18972 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18973 != PackageManager.PERMISSION_GRANTED) { 18974 if (getUidTargetSdkVersionLockedLPr(callingUid) 18975 < Build.VERSION_CODES.FROYO) { 18976 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18977 + Binder.getCallingUid()); 18978 return; 18979 } 18980 mContext.enforceCallingOrSelfPermission( 18981 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18982 } 18983 18984 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18985 if (pir != null) { 18986 // Get all of the existing entries that exactly match this filter. 18987 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18988 if (existing != null && existing.size() == 1) { 18989 PreferredActivity cur = existing.get(0); 18990 if (DEBUG_PREFERRED) { 18991 Slog.i(TAG, "Checking replace of preferred:"); 18992 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18993 if (!cur.mPref.mAlways) { 18994 Slog.i(TAG, " -- CUR; not mAlways!"); 18995 } else { 18996 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18997 Slog.i(TAG, " -- CUR: mSet=" 18998 + Arrays.toString(cur.mPref.mSetComponents)); 18999 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19000 Slog.i(TAG, " -- NEW: mMatch=" 19001 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19002 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19003 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19004 } 19005 } 19006 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19007 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19008 && cur.mPref.sameSet(set)) { 19009 // Setting the preferred activity to what it happens to be already 19010 if (DEBUG_PREFERRED) { 19011 Slog.i(TAG, "Replacing with same preferred activity " 19012 + cur.mPref.mShortComponent + " for user " 19013 + userId + ":"); 19014 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19015 } 19016 return; 19017 } 19018 } 19019 19020 if (existing != null) { 19021 if (DEBUG_PREFERRED) { 19022 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19023 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19024 } 19025 for (int i = 0; i < existing.size(); i++) { 19026 PreferredActivity pa = existing.get(i); 19027 if (DEBUG_PREFERRED) { 19028 Slog.i(TAG, "Removing existing preferred activity " 19029 + pa.mPref.mComponent + ":"); 19030 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19031 } 19032 pir.removeFilter(pa); 19033 } 19034 } 19035 } 19036 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19037 "Replacing preferred"); 19038 } 19039 } 19040 19041 @Override 19042 public void clearPackagePreferredActivities(String packageName) { 19043 final int uid = Binder.getCallingUid(); 19044 // writer 19045 synchronized (mPackages) { 19046 PackageParser.Package pkg = mPackages.get(packageName); 19047 if (pkg == null || pkg.applicationInfo.uid != uid) { 19048 if (mContext.checkCallingOrSelfPermission( 19049 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19050 != PackageManager.PERMISSION_GRANTED) { 19051 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 19052 < Build.VERSION_CODES.FROYO) { 19053 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19054 + Binder.getCallingUid()); 19055 return; 19056 } 19057 mContext.enforceCallingOrSelfPermission( 19058 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19059 } 19060 } 19061 19062 int user = UserHandle.getCallingUserId(); 19063 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19064 scheduleWritePackageRestrictionsLocked(user); 19065 } 19066 } 19067 } 19068 19069 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19070 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19071 ArrayList<PreferredActivity> removed = null; 19072 boolean changed = false; 19073 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19074 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19075 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19076 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19077 continue; 19078 } 19079 Iterator<PreferredActivity> it = pir.filterIterator(); 19080 while (it.hasNext()) { 19081 PreferredActivity pa = it.next(); 19082 // Mark entry for removal only if it matches the package name 19083 // and the entry is of type "always". 19084 if (packageName == null || 19085 (pa.mPref.mComponent.getPackageName().equals(packageName) 19086 && pa.mPref.mAlways)) { 19087 if (removed == null) { 19088 removed = new ArrayList<PreferredActivity>(); 19089 } 19090 removed.add(pa); 19091 } 19092 } 19093 if (removed != null) { 19094 for (int j=0; j<removed.size(); j++) { 19095 PreferredActivity pa = removed.get(j); 19096 pir.removeFilter(pa); 19097 } 19098 changed = true; 19099 } 19100 } 19101 if (changed) { 19102 postPreferredActivityChangedBroadcast(userId); 19103 } 19104 return changed; 19105 } 19106 19107 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19108 private void clearIntentFilterVerificationsLPw(int userId) { 19109 final int packageCount = mPackages.size(); 19110 for (int i = 0; i < packageCount; i++) { 19111 PackageParser.Package pkg = mPackages.valueAt(i); 19112 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19113 } 19114 } 19115 19116 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19117 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19118 if (userId == UserHandle.USER_ALL) { 19119 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19120 sUserManager.getUserIds())) { 19121 for (int oneUserId : sUserManager.getUserIds()) { 19122 scheduleWritePackageRestrictionsLocked(oneUserId); 19123 } 19124 } 19125 } else { 19126 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19127 scheduleWritePackageRestrictionsLocked(userId); 19128 } 19129 } 19130 } 19131 19132 void clearDefaultBrowserIfNeeded(String packageName) { 19133 for (int oneUserId : sUserManager.getUserIds()) { 19134 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19135 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19136 if (packageName.equals(defaultBrowserPackageName)) { 19137 setDefaultBrowserPackageName(null, oneUserId); 19138 } 19139 } 19140 } 19141 19142 @Override 19143 public void resetApplicationPreferences(int userId) { 19144 mContext.enforceCallingOrSelfPermission( 19145 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19146 final long identity = Binder.clearCallingIdentity(); 19147 // writer 19148 try { 19149 synchronized (mPackages) { 19150 clearPackagePreferredActivitiesLPw(null, userId); 19151 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19152 // TODO: We have to reset the default SMS and Phone. This requires 19153 // significant refactoring to keep all default apps in the package 19154 // manager (cleaner but more work) or have the services provide 19155 // callbacks to the package manager to request a default app reset. 19156 applyFactoryDefaultBrowserLPw(userId); 19157 clearIntentFilterVerificationsLPw(userId); 19158 primeDomainVerificationsLPw(userId); 19159 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19160 scheduleWritePackageRestrictionsLocked(userId); 19161 } 19162 resetNetworkPolicies(userId); 19163 } finally { 19164 Binder.restoreCallingIdentity(identity); 19165 } 19166 } 19167 19168 @Override 19169 public int getPreferredActivities(List<IntentFilter> outFilters, 19170 List<ComponentName> outActivities, String packageName) { 19171 19172 int num = 0; 19173 final int userId = UserHandle.getCallingUserId(); 19174 // reader 19175 synchronized (mPackages) { 19176 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19177 if (pir != null) { 19178 final Iterator<PreferredActivity> it = pir.filterIterator(); 19179 while (it.hasNext()) { 19180 final PreferredActivity pa = it.next(); 19181 if (packageName == null 19182 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19183 && pa.mPref.mAlways)) { 19184 if (outFilters != null) { 19185 outFilters.add(new IntentFilter(pa)); 19186 } 19187 if (outActivities != null) { 19188 outActivities.add(pa.mPref.mComponent); 19189 } 19190 } 19191 } 19192 } 19193 } 19194 19195 return num; 19196 } 19197 19198 @Override 19199 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19200 int userId) { 19201 int callingUid = Binder.getCallingUid(); 19202 if (callingUid != Process.SYSTEM_UID) { 19203 throw new SecurityException( 19204 "addPersistentPreferredActivity can only be run by the system"); 19205 } 19206 if (filter.countActions() == 0) { 19207 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19208 return; 19209 } 19210 synchronized (mPackages) { 19211 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19212 ":"); 19213 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19214 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19215 new PersistentPreferredActivity(filter, activity)); 19216 scheduleWritePackageRestrictionsLocked(userId); 19217 postPreferredActivityChangedBroadcast(userId); 19218 } 19219 } 19220 19221 @Override 19222 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19223 int callingUid = Binder.getCallingUid(); 19224 if (callingUid != Process.SYSTEM_UID) { 19225 throw new SecurityException( 19226 "clearPackagePersistentPreferredActivities can only be run by the system"); 19227 } 19228 ArrayList<PersistentPreferredActivity> removed = null; 19229 boolean changed = false; 19230 synchronized (mPackages) { 19231 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19232 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19233 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19234 .valueAt(i); 19235 if (userId != thisUserId) { 19236 continue; 19237 } 19238 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19239 while (it.hasNext()) { 19240 PersistentPreferredActivity ppa = it.next(); 19241 // Mark entry for removal only if it matches the package name. 19242 if (ppa.mComponent.getPackageName().equals(packageName)) { 19243 if (removed == null) { 19244 removed = new ArrayList<PersistentPreferredActivity>(); 19245 } 19246 removed.add(ppa); 19247 } 19248 } 19249 if (removed != null) { 19250 for (int j=0; j<removed.size(); j++) { 19251 PersistentPreferredActivity ppa = removed.get(j); 19252 ppir.removeFilter(ppa); 19253 } 19254 changed = true; 19255 } 19256 } 19257 19258 if (changed) { 19259 scheduleWritePackageRestrictionsLocked(userId); 19260 postPreferredActivityChangedBroadcast(userId); 19261 } 19262 } 19263 } 19264 19265 /** 19266 * Common machinery for picking apart a restored XML blob and passing 19267 * it to a caller-supplied functor to be applied to the running system. 19268 */ 19269 private void restoreFromXml(XmlPullParser parser, int userId, 19270 String expectedStartTag, BlobXmlRestorer functor) 19271 throws IOException, XmlPullParserException { 19272 int type; 19273 while ((type = parser.next()) != XmlPullParser.START_TAG 19274 && type != XmlPullParser.END_DOCUMENT) { 19275 } 19276 if (type != XmlPullParser.START_TAG) { 19277 // oops didn't find a start tag?! 19278 if (DEBUG_BACKUP) { 19279 Slog.e(TAG, "Didn't find start tag during restore"); 19280 } 19281 return; 19282 } 19283Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19284 // this is supposed to be TAG_PREFERRED_BACKUP 19285 if (!expectedStartTag.equals(parser.getName())) { 19286 if (DEBUG_BACKUP) { 19287 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19288 } 19289 return; 19290 } 19291 19292 // skip interfering stuff, then we're aligned with the backing implementation 19293 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19294Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19295 functor.apply(parser, userId); 19296 } 19297 19298 private interface BlobXmlRestorer { 19299 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19300 } 19301 19302 /** 19303 * Non-Binder method, support for the backup/restore mechanism: write the 19304 * full set of preferred activities in its canonical XML format. Returns the 19305 * XML output as a byte array, or null if there is none. 19306 */ 19307 @Override 19308 public byte[] getPreferredActivityBackup(int userId) { 19309 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19310 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19311 } 19312 19313 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19314 try { 19315 final XmlSerializer serializer = new FastXmlSerializer(); 19316 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19317 serializer.startDocument(null, true); 19318 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19319 19320 synchronized (mPackages) { 19321 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19322 } 19323 19324 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19325 serializer.endDocument(); 19326 serializer.flush(); 19327 } catch (Exception e) { 19328 if (DEBUG_BACKUP) { 19329 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19330 } 19331 return null; 19332 } 19333 19334 return dataStream.toByteArray(); 19335 } 19336 19337 @Override 19338 public void restorePreferredActivities(byte[] backup, int userId) { 19339 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19340 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19341 } 19342 19343 try { 19344 final XmlPullParser parser = Xml.newPullParser(); 19345 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19346 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19347 new BlobXmlRestorer() { 19348 @Override 19349 public void apply(XmlPullParser parser, int userId) 19350 throws XmlPullParserException, IOException { 19351 synchronized (mPackages) { 19352 mSettings.readPreferredActivitiesLPw(parser, userId); 19353 } 19354 } 19355 } ); 19356 } catch (Exception e) { 19357 if (DEBUG_BACKUP) { 19358 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19359 } 19360 } 19361 } 19362 19363 /** 19364 * Non-Binder method, support for the backup/restore mechanism: write the 19365 * default browser (etc) settings in its canonical XML format. Returns the default 19366 * browser XML representation as a byte array, or null if there is none. 19367 */ 19368 @Override 19369 public byte[] getDefaultAppsBackup(int userId) { 19370 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19371 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19372 } 19373 19374 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19375 try { 19376 final XmlSerializer serializer = new FastXmlSerializer(); 19377 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19378 serializer.startDocument(null, true); 19379 serializer.startTag(null, TAG_DEFAULT_APPS); 19380 19381 synchronized (mPackages) { 19382 mSettings.writeDefaultAppsLPr(serializer, userId); 19383 } 19384 19385 serializer.endTag(null, TAG_DEFAULT_APPS); 19386 serializer.endDocument(); 19387 serializer.flush(); 19388 } catch (Exception e) { 19389 if (DEBUG_BACKUP) { 19390 Slog.e(TAG, "Unable to write default apps for backup", e); 19391 } 19392 return null; 19393 } 19394 19395 return dataStream.toByteArray(); 19396 } 19397 19398 @Override 19399 public void restoreDefaultApps(byte[] backup, int userId) { 19400 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19401 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19402 } 19403 19404 try { 19405 final XmlPullParser parser = Xml.newPullParser(); 19406 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19407 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19408 new BlobXmlRestorer() { 19409 @Override 19410 public void apply(XmlPullParser parser, int userId) 19411 throws XmlPullParserException, IOException { 19412 synchronized (mPackages) { 19413 mSettings.readDefaultAppsLPw(parser, userId); 19414 } 19415 } 19416 } ); 19417 } catch (Exception e) { 19418 if (DEBUG_BACKUP) { 19419 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19420 } 19421 } 19422 } 19423 19424 @Override 19425 public byte[] getIntentFilterVerificationBackup(int userId) { 19426 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19427 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19428 } 19429 19430 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19431 try { 19432 final XmlSerializer serializer = new FastXmlSerializer(); 19433 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19434 serializer.startDocument(null, true); 19435 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19436 19437 synchronized (mPackages) { 19438 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19439 } 19440 19441 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19442 serializer.endDocument(); 19443 serializer.flush(); 19444 } catch (Exception e) { 19445 if (DEBUG_BACKUP) { 19446 Slog.e(TAG, "Unable to write default apps for backup", e); 19447 } 19448 return null; 19449 } 19450 19451 return dataStream.toByteArray(); 19452 } 19453 19454 @Override 19455 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19456 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19457 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19458 } 19459 19460 try { 19461 final XmlPullParser parser = Xml.newPullParser(); 19462 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19463 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19464 new BlobXmlRestorer() { 19465 @Override 19466 public void apply(XmlPullParser parser, int userId) 19467 throws XmlPullParserException, IOException { 19468 synchronized (mPackages) { 19469 mSettings.readAllDomainVerificationsLPr(parser, userId); 19470 mSettings.writeLPr(); 19471 } 19472 } 19473 } ); 19474 } catch (Exception e) { 19475 if (DEBUG_BACKUP) { 19476 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19477 } 19478 } 19479 } 19480 19481 @Override 19482 public byte[] getPermissionGrantBackup(int userId) { 19483 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19484 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19485 } 19486 19487 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19488 try { 19489 final XmlSerializer serializer = new FastXmlSerializer(); 19490 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19491 serializer.startDocument(null, true); 19492 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19493 19494 synchronized (mPackages) { 19495 serializeRuntimePermissionGrantsLPr(serializer, userId); 19496 } 19497 19498 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19499 serializer.endDocument(); 19500 serializer.flush(); 19501 } catch (Exception e) { 19502 if (DEBUG_BACKUP) { 19503 Slog.e(TAG, "Unable to write default apps for backup", e); 19504 } 19505 return null; 19506 } 19507 19508 return dataStream.toByteArray(); 19509 } 19510 19511 @Override 19512 public void restorePermissionGrants(byte[] backup, int userId) { 19513 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19514 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19515 } 19516 19517 try { 19518 final XmlPullParser parser = Xml.newPullParser(); 19519 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19520 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19521 new BlobXmlRestorer() { 19522 @Override 19523 public void apply(XmlPullParser parser, int userId) 19524 throws XmlPullParserException, IOException { 19525 synchronized (mPackages) { 19526 processRestoredPermissionGrantsLPr(parser, userId); 19527 } 19528 } 19529 } ); 19530 } catch (Exception e) { 19531 if (DEBUG_BACKUP) { 19532 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19533 } 19534 } 19535 } 19536 19537 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19538 throws IOException { 19539 serializer.startTag(null, TAG_ALL_GRANTS); 19540 19541 final int N = mSettings.mPackages.size(); 19542 for (int i = 0; i < N; i++) { 19543 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19544 boolean pkgGrantsKnown = false; 19545 19546 PermissionsState packagePerms = ps.getPermissionsState(); 19547 19548 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19549 final int grantFlags = state.getFlags(); 19550 // only look at grants that are not system/policy fixed 19551 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19552 final boolean isGranted = state.isGranted(); 19553 // And only back up the user-twiddled state bits 19554 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19555 final String packageName = mSettings.mPackages.keyAt(i); 19556 if (!pkgGrantsKnown) { 19557 serializer.startTag(null, TAG_GRANT); 19558 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19559 pkgGrantsKnown = true; 19560 } 19561 19562 final boolean userSet = 19563 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19564 final boolean userFixed = 19565 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19566 final boolean revoke = 19567 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19568 19569 serializer.startTag(null, TAG_PERMISSION); 19570 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19571 if (isGranted) { 19572 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19573 } 19574 if (userSet) { 19575 serializer.attribute(null, ATTR_USER_SET, "true"); 19576 } 19577 if (userFixed) { 19578 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19579 } 19580 if (revoke) { 19581 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19582 } 19583 serializer.endTag(null, TAG_PERMISSION); 19584 } 19585 } 19586 } 19587 19588 if (pkgGrantsKnown) { 19589 serializer.endTag(null, TAG_GRANT); 19590 } 19591 } 19592 19593 serializer.endTag(null, TAG_ALL_GRANTS); 19594 } 19595 19596 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19597 throws XmlPullParserException, IOException { 19598 String pkgName = null; 19599 int outerDepth = parser.getDepth(); 19600 int type; 19601 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19602 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19603 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19604 continue; 19605 } 19606 19607 final String tagName = parser.getName(); 19608 if (tagName.equals(TAG_GRANT)) { 19609 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19610 if (DEBUG_BACKUP) { 19611 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19612 } 19613 } else if (tagName.equals(TAG_PERMISSION)) { 19614 19615 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19616 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19617 19618 int newFlagSet = 0; 19619 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19620 newFlagSet |= FLAG_PERMISSION_USER_SET; 19621 } 19622 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19623 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19624 } 19625 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19626 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19627 } 19628 if (DEBUG_BACKUP) { 19629 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19630 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19631 } 19632 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19633 if (ps != null) { 19634 // Already installed so we apply the grant immediately 19635 if (DEBUG_BACKUP) { 19636 Slog.v(TAG, " + already installed; applying"); 19637 } 19638 PermissionsState perms = ps.getPermissionsState(); 19639 BasePermission bp = mSettings.mPermissions.get(permName); 19640 if (bp != null) { 19641 if (isGranted) { 19642 perms.grantRuntimePermission(bp, userId); 19643 } 19644 if (newFlagSet != 0) { 19645 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19646 } 19647 } 19648 } else { 19649 // Need to wait for post-restore install to apply the grant 19650 if (DEBUG_BACKUP) { 19651 Slog.v(TAG, " - not yet installed; saving for later"); 19652 } 19653 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19654 isGranted, newFlagSet, userId); 19655 } 19656 } else { 19657 PackageManagerService.reportSettingsProblem(Log.WARN, 19658 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19659 XmlUtils.skipCurrentTag(parser); 19660 } 19661 } 19662 19663 scheduleWriteSettingsLocked(); 19664 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19665 } 19666 19667 @Override 19668 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19669 int sourceUserId, int targetUserId, int flags) { 19670 mContext.enforceCallingOrSelfPermission( 19671 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19672 int callingUid = Binder.getCallingUid(); 19673 enforceOwnerRights(ownerPackage, callingUid); 19674 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19675 if (intentFilter.countActions() == 0) { 19676 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19677 return; 19678 } 19679 synchronized (mPackages) { 19680 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19681 ownerPackage, targetUserId, flags); 19682 CrossProfileIntentResolver resolver = 19683 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19684 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19685 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19686 if (existing != null) { 19687 int size = existing.size(); 19688 for (int i = 0; i < size; i++) { 19689 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19690 return; 19691 } 19692 } 19693 } 19694 resolver.addFilter(newFilter); 19695 scheduleWritePackageRestrictionsLocked(sourceUserId); 19696 } 19697 } 19698 19699 @Override 19700 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19701 mContext.enforceCallingOrSelfPermission( 19702 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19703 int callingUid = Binder.getCallingUid(); 19704 enforceOwnerRights(ownerPackage, callingUid); 19705 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19706 synchronized (mPackages) { 19707 CrossProfileIntentResolver resolver = 19708 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19709 ArraySet<CrossProfileIntentFilter> set = 19710 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19711 for (CrossProfileIntentFilter filter : set) { 19712 if (filter.getOwnerPackage().equals(ownerPackage)) { 19713 resolver.removeFilter(filter); 19714 } 19715 } 19716 scheduleWritePackageRestrictionsLocked(sourceUserId); 19717 } 19718 } 19719 19720 // Enforcing that callingUid is owning pkg on userId 19721 private void enforceOwnerRights(String pkg, int callingUid) { 19722 // The system owns everything. 19723 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19724 return; 19725 } 19726 int callingUserId = UserHandle.getUserId(callingUid); 19727 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19728 if (pi == null) { 19729 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19730 + callingUserId); 19731 } 19732 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19733 throw new SecurityException("Calling uid " + callingUid 19734 + " does not own package " + pkg); 19735 } 19736 } 19737 19738 @Override 19739 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19740 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19741 } 19742 19743 /** 19744 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19745 * then reports the most likely home activity or null if there are more than one. 19746 */ 19747 public ComponentName getDefaultHomeActivity(int userId) { 19748 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19749 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19750 if (cn != null) { 19751 return cn; 19752 } 19753 19754 // Find the launcher with the highest priority and return that component if there are no 19755 // other home activity with the same priority. 19756 int lastPriority = Integer.MIN_VALUE; 19757 ComponentName lastComponent = null; 19758 final int size = allHomeCandidates.size(); 19759 for (int i = 0; i < size; i++) { 19760 final ResolveInfo ri = allHomeCandidates.get(i); 19761 if (ri.priority > lastPriority) { 19762 lastComponent = ri.activityInfo.getComponentName(); 19763 lastPriority = ri.priority; 19764 } else if (ri.priority == lastPriority) { 19765 // Two components found with same priority. 19766 lastComponent = null; 19767 } 19768 } 19769 return lastComponent; 19770 } 19771 19772 private Intent getHomeIntent() { 19773 Intent intent = new Intent(Intent.ACTION_MAIN); 19774 intent.addCategory(Intent.CATEGORY_HOME); 19775 intent.addCategory(Intent.CATEGORY_DEFAULT); 19776 return intent; 19777 } 19778 19779 private IntentFilter getHomeFilter() { 19780 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19781 filter.addCategory(Intent.CATEGORY_HOME); 19782 filter.addCategory(Intent.CATEGORY_DEFAULT); 19783 return filter; 19784 } 19785 19786 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19787 int userId) { 19788 Intent intent = getHomeIntent(); 19789 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19790 PackageManager.GET_META_DATA, userId); 19791 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19792 true, false, false, userId); 19793 19794 allHomeCandidates.clear(); 19795 if (list != null) { 19796 for (ResolveInfo ri : list) { 19797 allHomeCandidates.add(ri); 19798 } 19799 } 19800 return (preferred == null || preferred.activityInfo == null) 19801 ? null 19802 : new ComponentName(preferred.activityInfo.packageName, 19803 preferred.activityInfo.name); 19804 } 19805 19806 @Override 19807 public void setHomeActivity(ComponentName comp, int userId) { 19808 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19809 getHomeActivitiesAsUser(homeActivities, userId); 19810 19811 boolean found = false; 19812 19813 final int size = homeActivities.size(); 19814 final ComponentName[] set = new ComponentName[size]; 19815 for (int i = 0; i < size; i++) { 19816 final ResolveInfo candidate = homeActivities.get(i); 19817 final ActivityInfo info = candidate.activityInfo; 19818 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19819 set[i] = activityName; 19820 if (!found && activityName.equals(comp)) { 19821 found = true; 19822 } 19823 } 19824 if (!found) { 19825 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19826 + userId); 19827 } 19828 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19829 set, comp, userId); 19830 } 19831 19832 private @Nullable String getSetupWizardPackageName() { 19833 final Intent intent = new Intent(Intent.ACTION_MAIN); 19834 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19835 19836 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19837 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19838 | MATCH_DISABLED_COMPONENTS, 19839 UserHandle.myUserId()); 19840 if (matches.size() == 1) { 19841 return matches.get(0).getComponentInfo().packageName; 19842 } else { 19843 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19844 + ": matches=" + matches); 19845 return null; 19846 } 19847 } 19848 19849 private @Nullable String getStorageManagerPackageName() { 19850 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19851 19852 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19853 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19854 | MATCH_DISABLED_COMPONENTS, 19855 UserHandle.myUserId()); 19856 if (matches.size() == 1) { 19857 return matches.get(0).getComponentInfo().packageName; 19858 } else { 19859 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19860 + matches.size() + ": matches=" + matches); 19861 return null; 19862 } 19863 } 19864 19865 @Override 19866 public void setApplicationEnabledSetting(String appPackageName, 19867 int newState, int flags, int userId, String callingPackage) { 19868 if (!sUserManager.exists(userId)) return; 19869 if (callingPackage == null) { 19870 callingPackage = Integer.toString(Binder.getCallingUid()); 19871 } 19872 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19873 } 19874 19875 @Override 19876 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19877 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19878 synchronized (mPackages) { 19879 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19880 if (pkgSetting != null) { 19881 pkgSetting.setUpdateAvailable(updateAvailable); 19882 } 19883 } 19884 } 19885 19886 @Override 19887 public void setComponentEnabledSetting(ComponentName componentName, 19888 int newState, int flags, int userId) { 19889 if (!sUserManager.exists(userId)) return; 19890 setEnabledSetting(componentName.getPackageName(), 19891 componentName.getClassName(), newState, flags, userId, null); 19892 } 19893 19894 private void setEnabledSetting(final String packageName, String className, int newState, 19895 final int flags, int userId, String callingPackage) { 19896 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19897 || newState == COMPONENT_ENABLED_STATE_ENABLED 19898 || newState == COMPONENT_ENABLED_STATE_DISABLED 19899 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19900 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19901 throw new IllegalArgumentException("Invalid new component state: " 19902 + newState); 19903 } 19904 PackageSetting pkgSetting; 19905 final int uid = Binder.getCallingUid(); 19906 final int permission; 19907 if (uid == Process.SYSTEM_UID) { 19908 permission = PackageManager.PERMISSION_GRANTED; 19909 } else { 19910 permission = mContext.checkCallingOrSelfPermission( 19911 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19912 } 19913 enforceCrossUserPermission(uid, userId, 19914 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19915 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19916 boolean sendNow = false; 19917 boolean isApp = (className == null); 19918 String componentName = isApp ? packageName : className; 19919 int packageUid = -1; 19920 ArrayList<String> components; 19921 19922 // writer 19923 synchronized (mPackages) { 19924 pkgSetting = mSettings.mPackages.get(packageName); 19925 if (pkgSetting == null) { 19926 if (className == null) { 19927 throw new IllegalArgumentException("Unknown package: " + packageName); 19928 } 19929 throw new IllegalArgumentException( 19930 "Unknown component: " + packageName + "/" + className); 19931 } 19932 } 19933 19934 // Limit who can change which apps 19935 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19936 // Don't allow apps that don't have permission to modify other apps 19937 if (!allowedByPermission) { 19938 throw new SecurityException( 19939 "Permission Denial: attempt to change component state from pid=" 19940 + Binder.getCallingPid() 19941 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19942 } 19943 // Don't allow changing protected packages. 19944 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19945 throw new SecurityException("Cannot disable a protected package: " + packageName); 19946 } 19947 } 19948 19949 synchronized (mPackages) { 19950 if (uid == Process.SHELL_UID 19951 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19952 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19953 // unless it is a test package. 19954 int oldState = pkgSetting.getEnabled(userId); 19955 if (className == null 19956 && 19957 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19958 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19959 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19960 && 19961 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19962 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19963 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19964 // ok 19965 } else { 19966 throw new SecurityException( 19967 "Shell cannot change component state for " + packageName + "/" 19968 + className + " to " + newState); 19969 } 19970 } 19971 if (className == null) { 19972 // We're dealing with an application/package level state change 19973 if (pkgSetting.getEnabled(userId) == newState) { 19974 // Nothing to do 19975 return; 19976 } 19977 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19978 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19979 // Don't care about who enables an app. 19980 callingPackage = null; 19981 } 19982 pkgSetting.setEnabled(newState, userId, callingPackage); 19983 // pkgSetting.pkg.mSetEnabled = newState; 19984 } else { 19985 // We're dealing with a component level state change 19986 // First, verify that this is a valid class name. 19987 PackageParser.Package pkg = pkgSetting.pkg; 19988 if (pkg == null || !pkg.hasComponentClassName(className)) { 19989 if (pkg != null && 19990 pkg.applicationInfo.targetSdkVersion >= 19991 Build.VERSION_CODES.JELLY_BEAN) { 19992 throw new IllegalArgumentException("Component class " + className 19993 + " does not exist in " + packageName); 19994 } else { 19995 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19996 + className + " does not exist in " + packageName); 19997 } 19998 } 19999 switch (newState) { 20000 case COMPONENT_ENABLED_STATE_ENABLED: 20001 if (!pkgSetting.enableComponentLPw(className, userId)) { 20002 return; 20003 } 20004 break; 20005 case COMPONENT_ENABLED_STATE_DISABLED: 20006 if (!pkgSetting.disableComponentLPw(className, userId)) { 20007 return; 20008 } 20009 break; 20010 case COMPONENT_ENABLED_STATE_DEFAULT: 20011 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20012 return; 20013 } 20014 break; 20015 default: 20016 Slog.e(TAG, "Invalid new component state: " + newState); 20017 return; 20018 } 20019 } 20020 scheduleWritePackageRestrictionsLocked(userId); 20021 updateSequenceNumberLP(packageName, new int[] { userId }); 20022 final long callingId = Binder.clearCallingIdentity(); 20023 try { 20024 updateInstantAppInstallerLocked(); 20025 } finally { 20026 Binder.restoreCallingIdentity(callingId); 20027 } 20028 components = mPendingBroadcasts.get(userId, packageName); 20029 final boolean newPackage = components == null; 20030 if (newPackage) { 20031 components = new ArrayList<String>(); 20032 } 20033 if (!components.contains(componentName)) { 20034 components.add(componentName); 20035 } 20036 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20037 sendNow = true; 20038 // Purge entry from pending broadcast list if another one exists already 20039 // since we are sending one right away. 20040 mPendingBroadcasts.remove(userId, packageName); 20041 } else { 20042 if (newPackage) { 20043 mPendingBroadcasts.put(userId, packageName, components); 20044 } 20045 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20046 // Schedule a message 20047 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20048 } 20049 } 20050 } 20051 20052 long callingId = Binder.clearCallingIdentity(); 20053 try { 20054 if (sendNow) { 20055 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20056 sendPackageChangedBroadcast(packageName, 20057 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20058 } 20059 } finally { 20060 Binder.restoreCallingIdentity(callingId); 20061 } 20062 } 20063 20064 @Override 20065 public void flushPackageRestrictionsAsUser(int userId) { 20066 if (!sUserManager.exists(userId)) { 20067 return; 20068 } 20069 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20070 false /* checkShell */, "flushPackageRestrictions"); 20071 synchronized (mPackages) { 20072 mSettings.writePackageRestrictionsLPr(userId); 20073 mDirtyUsers.remove(userId); 20074 if (mDirtyUsers.isEmpty()) { 20075 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20076 } 20077 } 20078 } 20079 20080 private void sendPackageChangedBroadcast(String packageName, 20081 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20082 if (DEBUG_INSTALL) 20083 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20084 + componentNames); 20085 Bundle extras = new Bundle(4); 20086 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20087 String nameList[] = new String[componentNames.size()]; 20088 componentNames.toArray(nameList); 20089 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20090 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20091 extras.putInt(Intent.EXTRA_UID, packageUid); 20092 // If this is not reporting a change of the overall package, then only send it 20093 // to registered receivers. We don't want to launch a swath of apps for every 20094 // little component state change. 20095 final int flags = !componentNames.contains(packageName) 20096 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20097 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20098 new int[] {UserHandle.getUserId(packageUid)}); 20099 } 20100 20101 @Override 20102 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20103 if (!sUserManager.exists(userId)) return; 20104 final int uid = Binder.getCallingUid(); 20105 final int permission = mContext.checkCallingOrSelfPermission( 20106 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20107 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20108 enforceCrossUserPermission(uid, userId, 20109 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20110 // writer 20111 synchronized (mPackages) { 20112 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20113 allowedByPermission, uid, userId)) { 20114 scheduleWritePackageRestrictionsLocked(userId); 20115 } 20116 } 20117 } 20118 20119 @Override 20120 public String getInstallerPackageName(String packageName) { 20121 // reader 20122 synchronized (mPackages) { 20123 return mSettings.getInstallerPackageNameLPr(packageName); 20124 } 20125 } 20126 20127 public boolean isOrphaned(String packageName) { 20128 // reader 20129 synchronized (mPackages) { 20130 return mSettings.isOrphaned(packageName); 20131 } 20132 } 20133 20134 @Override 20135 public int getApplicationEnabledSetting(String packageName, int userId) { 20136 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20137 int uid = Binder.getCallingUid(); 20138 enforceCrossUserPermission(uid, userId, 20139 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20140 // reader 20141 synchronized (mPackages) { 20142 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20143 } 20144 } 20145 20146 @Override 20147 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20148 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20149 int uid = Binder.getCallingUid(); 20150 enforceCrossUserPermission(uid, userId, 20151 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20152 // reader 20153 synchronized (mPackages) { 20154 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20155 } 20156 } 20157 20158 @Override 20159 public void enterSafeMode() { 20160 enforceSystemOrRoot("Only the system can request entering safe mode"); 20161 20162 if (!mSystemReady) { 20163 mSafeMode = true; 20164 } 20165 } 20166 20167 @Override 20168 public void systemReady() { 20169 mSystemReady = true; 20170 20171 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20172 // disabled after already being started. 20173 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20174 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20175 20176 // Read the compatibilty setting when the system is ready. 20177 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20178 mContext.getContentResolver(), 20179 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20180 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20181 if (DEBUG_SETTINGS) { 20182 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20183 } 20184 20185 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20186 20187 synchronized (mPackages) { 20188 // Verify that all of the preferred activity components actually 20189 // exist. It is possible for applications to be updated and at 20190 // that point remove a previously declared activity component that 20191 // had been set as a preferred activity. We try to clean this up 20192 // the next time we encounter that preferred activity, but it is 20193 // possible for the user flow to never be able to return to that 20194 // situation so here we do a sanity check to make sure we haven't 20195 // left any junk around. 20196 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20197 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20198 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20199 removed.clear(); 20200 for (PreferredActivity pa : pir.filterSet()) { 20201 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20202 removed.add(pa); 20203 } 20204 } 20205 if (removed.size() > 0) { 20206 for (int r=0; r<removed.size(); r++) { 20207 PreferredActivity pa = removed.get(r); 20208 Slog.w(TAG, "Removing dangling preferred activity: " 20209 + pa.mPref.mComponent); 20210 pir.removeFilter(pa); 20211 } 20212 mSettings.writePackageRestrictionsLPr( 20213 mSettings.mPreferredActivities.keyAt(i)); 20214 } 20215 } 20216 20217 for (int userId : UserManagerService.getInstance().getUserIds()) { 20218 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20219 grantPermissionsUserIds = ArrayUtils.appendInt( 20220 grantPermissionsUserIds, userId); 20221 } 20222 } 20223 } 20224 sUserManager.systemReady(); 20225 20226 // If we upgraded grant all default permissions before kicking off. 20227 for (int userId : grantPermissionsUserIds) { 20228 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20229 } 20230 20231 // If we did not grant default permissions, we preload from this the 20232 // default permission exceptions lazily to ensure we don't hit the 20233 // disk on a new user creation. 20234 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20235 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20236 } 20237 20238 // Kick off any messages waiting for system ready 20239 if (mPostSystemReadyMessages != null) { 20240 for (Message msg : mPostSystemReadyMessages) { 20241 msg.sendToTarget(); 20242 } 20243 mPostSystemReadyMessages = null; 20244 } 20245 20246 // Watch for external volumes that come and go over time 20247 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20248 storage.registerListener(mStorageListener); 20249 20250 mInstallerService.systemReady(); 20251 mPackageDexOptimizer.systemReady(); 20252 20253 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20254 StorageManagerInternal.class); 20255 StorageManagerInternal.addExternalStoragePolicy( 20256 new StorageManagerInternal.ExternalStorageMountPolicy() { 20257 @Override 20258 public int getMountMode(int uid, String packageName) { 20259 if (Process.isIsolated(uid)) { 20260 return Zygote.MOUNT_EXTERNAL_NONE; 20261 } 20262 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20263 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20264 } 20265 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20266 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20267 } 20268 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20269 return Zygote.MOUNT_EXTERNAL_READ; 20270 } 20271 return Zygote.MOUNT_EXTERNAL_WRITE; 20272 } 20273 20274 @Override 20275 public boolean hasExternalStorage(int uid, String packageName) { 20276 return true; 20277 } 20278 }); 20279 20280 // Now that we're mostly running, clean up stale users and apps 20281 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20282 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20283 20284 if (mPrivappPermissionsViolations != null) { 20285 Slog.wtf(TAG,"Signature|privileged permissions not in " 20286 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20287 mPrivappPermissionsViolations = null; 20288 } 20289 } 20290 20291 public void waitForAppDataPrepared() { 20292 if (mPrepareAppDataFuture == null) { 20293 return; 20294 } 20295 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20296 mPrepareAppDataFuture = null; 20297 } 20298 20299 @Override 20300 public boolean isSafeMode() { 20301 return mSafeMode; 20302 } 20303 20304 @Override 20305 public boolean hasSystemUidErrors() { 20306 return mHasSystemUidErrors; 20307 } 20308 20309 static String arrayToString(int[] array) { 20310 StringBuffer buf = new StringBuffer(128); 20311 buf.append('['); 20312 if (array != null) { 20313 for (int i=0; i<array.length; i++) { 20314 if (i > 0) buf.append(", "); 20315 buf.append(array[i]); 20316 } 20317 } 20318 buf.append(']'); 20319 return buf.toString(); 20320 } 20321 20322 static class DumpState { 20323 public static final int DUMP_LIBS = 1 << 0; 20324 public static final int DUMP_FEATURES = 1 << 1; 20325 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20326 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20327 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20328 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20329 public static final int DUMP_PERMISSIONS = 1 << 6; 20330 public static final int DUMP_PACKAGES = 1 << 7; 20331 public static final int DUMP_SHARED_USERS = 1 << 8; 20332 public static final int DUMP_MESSAGES = 1 << 9; 20333 public static final int DUMP_PROVIDERS = 1 << 10; 20334 public static final int DUMP_VERIFIERS = 1 << 11; 20335 public static final int DUMP_PREFERRED = 1 << 12; 20336 public static final int DUMP_PREFERRED_XML = 1 << 13; 20337 public static final int DUMP_KEYSETS = 1 << 14; 20338 public static final int DUMP_VERSION = 1 << 15; 20339 public static final int DUMP_INSTALLS = 1 << 16; 20340 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20341 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20342 public static final int DUMP_FROZEN = 1 << 19; 20343 public static final int DUMP_DEXOPT = 1 << 20; 20344 public static final int DUMP_COMPILER_STATS = 1 << 21; 20345 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20346 20347 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20348 20349 private int mTypes; 20350 20351 private int mOptions; 20352 20353 private boolean mTitlePrinted; 20354 20355 private SharedUserSetting mSharedUser; 20356 20357 public boolean isDumping(int type) { 20358 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20359 return true; 20360 } 20361 20362 return (mTypes & type) != 0; 20363 } 20364 20365 public void setDump(int type) { 20366 mTypes |= type; 20367 } 20368 20369 public boolean isOptionEnabled(int option) { 20370 return (mOptions & option) != 0; 20371 } 20372 20373 public void setOptionEnabled(int option) { 20374 mOptions |= option; 20375 } 20376 20377 public boolean onTitlePrinted() { 20378 final boolean printed = mTitlePrinted; 20379 mTitlePrinted = true; 20380 return printed; 20381 } 20382 20383 public boolean getTitlePrinted() { 20384 return mTitlePrinted; 20385 } 20386 20387 public void setTitlePrinted(boolean enabled) { 20388 mTitlePrinted = enabled; 20389 } 20390 20391 public SharedUserSetting getSharedUser() { 20392 return mSharedUser; 20393 } 20394 20395 public void setSharedUser(SharedUserSetting user) { 20396 mSharedUser = user; 20397 } 20398 } 20399 20400 @Override 20401 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20402 FileDescriptor err, String[] args, ShellCallback callback, 20403 ResultReceiver resultReceiver) { 20404 (new PackageManagerShellCommand(this)).exec( 20405 this, in, out, err, args, callback, resultReceiver); 20406 } 20407 20408 @Override 20409 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20410 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20411 20412 DumpState dumpState = new DumpState(); 20413 boolean fullPreferred = false; 20414 boolean checkin = false; 20415 20416 String packageName = null; 20417 ArraySet<String> permissionNames = null; 20418 20419 int opti = 0; 20420 while (opti < args.length) { 20421 String opt = args[opti]; 20422 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20423 break; 20424 } 20425 opti++; 20426 20427 if ("-a".equals(opt)) { 20428 // Right now we only know how to print all. 20429 } else if ("-h".equals(opt)) { 20430 pw.println("Package manager dump options:"); 20431 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20432 pw.println(" --checkin: dump for a checkin"); 20433 pw.println(" -f: print details of intent filters"); 20434 pw.println(" -h: print this help"); 20435 pw.println(" cmd may be one of:"); 20436 pw.println(" l[ibraries]: list known shared libraries"); 20437 pw.println(" f[eatures]: list device features"); 20438 pw.println(" k[eysets]: print known keysets"); 20439 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20440 pw.println(" perm[issions]: dump permissions"); 20441 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20442 pw.println(" pref[erred]: print preferred package settings"); 20443 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20444 pw.println(" prov[iders]: dump content providers"); 20445 pw.println(" p[ackages]: dump installed packages"); 20446 pw.println(" s[hared-users]: dump shared user IDs"); 20447 pw.println(" m[essages]: print collected runtime messages"); 20448 pw.println(" v[erifiers]: print package verifier info"); 20449 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20450 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20451 pw.println(" version: print database version info"); 20452 pw.println(" write: write current settings now"); 20453 pw.println(" installs: details about install sessions"); 20454 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20455 pw.println(" dexopt: dump dexopt state"); 20456 pw.println(" compiler-stats: dump compiler statistics"); 20457 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20458 pw.println(" <package.name>: info about given package"); 20459 return; 20460 } else if ("--checkin".equals(opt)) { 20461 checkin = true; 20462 } else if ("-f".equals(opt)) { 20463 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20464 } else if ("--proto".equals(opt)) { 20465 dumpProto(fd); 20466 return; 20467 } else { 20468 pw.println("Unknown argument: " + opt + "; use -h for help"); 20469 } 20470 } 20471 20472 // Is the caller requesting to dump a particular piece of data? 20473 if (opti < args.length) { 20474 String cmd = args[opti]; 20475 opti++; 20476 // Is this a package name? 20477 if ("android".equals(cmd) || cmd.contains(".")) { 20478 packageName = cmd; 20479 // When dumping a single package, we always dump all of its 20480 // filter information since the amount of data will be reasonable. 20481 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20482 } else if ("check-permission".equals(cmd)) { 20483 if (opti >= args.length) { 20484 pw.println("Error: check-permission missing permission argument"); 20485 return; 20486 } 20487 String perm = args[opti]; 20488 opti++; 20489 if (opti >= args.length) { 20490 pw.println("Error: check-permission missing package argument"); 20491 return; 20492 } 20493 20494 String pkg = args[opti]; 20495 opti++; 20496 int user = UserHandle.getUserId(Binder.getCallingUid()); 20497 if (opti < args.length) { 20498 try { 20499 user = Integer.parseInt(args[opti]); 20500 } catch (NumberFormatException e) { 20501 pw.println("Error: check-permission user argument is not a number: " 20502 + args[opti]); 20503 return; 20504 } 20505 } 20506 20507 // Normalize package name to handle renamed packages and static libs 20508 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20509 20510 pw.println(checkPermission(perm, pkg, user)); 20511 return; 20512 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20513 dumpState.setDump(DumpState.DUMP_LIBS); 20514 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20515 dumpState.setDump(DumpState.DUMP_FEATURES); 20516 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20517 if (opti >= args.length) { 20518 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20519 | DumpState.DUMP_SERVICE_RESOLVERS 20520 | DumpState.DUMP_RECEIVER_RESOLVERS 20521 | DumpState.DUMP_CONTENT_RESOLVERS); 20522 } else { 20523 while (opti < args.length) { 20524 String name = args[opti]; 20525 if ("a".equals(name) || "activity".equals(name)) { 20526 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20527 } else if ("s".equals(name) || "service".equals(name)) { 20528 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20529 } else if ("r".equals(name) || "receiver".equals(name)) { 20530 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20531 } else if ("c".equals(name) || "content".equals(name)) { 20532 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20533 } else { 20534 pw.println("Error: unknown resolver table type: " + name); 20535 return; 20536 } 20537 opti++; 20538 } 20539 } 20540 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20541 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20542 } else if ("permission".equals(cmd)) { 20543 if (opti >= args.length) { 20544 pw.println("Error: permission requires permission name"); 20545 return; 20546 } 20547 permissionNames = new ArraySet<>(); 20548 while (opti < args.length) { 20549 permissionNames.add(args[opti]); 20550 opti++; 20551 } 20552 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20553 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20554 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20555 dumpState.setDump(DumpState.DUMP_PREFERRED); 20556 } else if ("preferred-xml".equals(cmd)) { 20557 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20558 if (opti < args.length && "--full".equals(args[opti])) { 20559 fullPreferred = true; 20560 opti++; 20561 } 20562 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20563 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20564 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20565 dumpState.setDump(DumpState.DUMP_PACKAGES); 20566 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20567 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20568 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20569 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20570 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20571 dumpState.setDump(DumpState.DUMP_MESSAGES); 20572 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20573 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20574 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20575 || "intent-filter-verifiers".equals(cmd)) { 20576 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20577 } else if ("version".equals(cmd)) { 20578 dumpState.setDump(DumpState.DUMP_VERSION); 20579 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20580 dumpState.setDump(DumpState.DUMP_KEYSETS); 20581 } else if ("installs".equals(cmd)) { 20582 dumpState.setDump(DumpState.DUMP_INSTALLS); 20583 } else if ("frozen".equals(cmd)) { 20584 dumpState.setDump(DumpState.DUMP_FROZEN); 20585 } else if ("dexopt".equals(cmd)) { 20586 dumpState.setDump(DumpState.DUMP_DEXOPT); 20587 } else if ("compiler-stats".equals(cmd)) { 20588 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20589 } else if ("enabled-overlays".equals(cmd)) { 20590 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20591 } else if ("write".equals(cmd)) { 20592 synchronized (mPackages) { 20593 mSettings.writeLPr(); 20594 pw.println("Settings written."); 20595 return; 20596 } 20597 } 20598 } 20599 20600 if (checkin) { 20601 pw.println("vers,1"); 20602 } 20603 20604 // reader 20605 synchronized (mPackages) { 20606 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20607 if (!checkin) { 20608 if (dumpState.onTitlePrinted()) 20609 pw.println(); 20610 pw.println("Database versions:"); 20611 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20612 } 20613 } 20614 20615 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20616 if (!checkin) { 20617 if (dumpState.onTitlePrinted()) 20618 pw.println(); 20619 pw.println("Verifiers:"); 20620 pw.print(" Required: "); 20621 pw.print(mRequiredVerifierPackage); 20622 pw.print(" (uid="); 20623 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20624 UserHandle.USER_SYSTEM)); 20625 pw.println(")"); 20626 } else if (mRequiredVerifierPackage != null) { 20627 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20628 pw.print(","); 20629 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20630 UserHandle.USER_SYSTEM)); 20631 } 20632 } 20633 20634 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20635 packageName == null) { 20636 if (mIntentFilterVerifierComponent != null) { 20637 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20638 if (!checkin) { 20639 if (dumpState.onTitlePrinted()) 20640 pw.println(); 20641 pw.println("Intent Filter Verifier:"); 20642 pw.print(" Using: "); 20643 pw.print(verifierPackageName); 20644 pw.print(" (uid="); 20645 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20646 UserHandle.USER_SYSTEM)); 20647 pw.println(")"); 20648 } else if (verifierPackageName != null) { 20649 pw.print("ifv,"); pw.print(verifierPackageName); 20650 pw.print(","); 20651 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20652 UserHandle.USER_SYSTEM)); 20653 } 20654 } else { 20655 pw.println(); 20656 pw.println("No Intent Filter Verifier available!"); 20657 } 20658 } 20659 20660 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20661 boolean printedHeader = false; 20662 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20663 while (it.hasNext()) { 20664 String libName = it.next(); 20665 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20666 if (versionedLib == null) { 20667 continue; 20668 } 20669 final int versionCount = versionedLib.size(); 20670 for (int i = 0; i < versionCount; i++) { 20671 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20672 if (!checkin) { 20673 if (!printedHeader) { 20674 if (dumpState.onTitlePrinted()) 20675 pw.println(); 20676 pw.println("Libraries:"); 20677 printedHeader = true; 20678 } 20679 pw.print(" "); 20680 } else { 20681 pw.print("lib,"); 20682 } 20683 pw.print(libEntry.info.getName()); 20684 if (libEntry.info.isStatic()) { 20685 pw.print(" version=" + libEntry.info.getVersion()); 20686 } 20687 if (!checkin) { 20688 pw.print(" -> "); 20689 } 20690 if (libEntry.path != null) { 20691 pw.print(" (jar) "); 20692 pw.print(libEntry.path); 20693 } else { 20694 pw.print(" (apk) "); 20695 pw.print(libEntry.apk); 20696 } 20697 pw.println(); 20698 } 20699 } 20700 } 20701 20702 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20703 if (dumpState.onTitlePrinted()) 20704 pw.println(); 20705 if (!checkin) { 20706 pw.println("Features:"); 20707 } 20708 20709 synchronized (mAvailableFeatures) { 20710 for (FeatureInfo feat : mAvailableFeatures.values()) { 20711 if (checkin) { 20712 pw.print("feat,"); 20713 pw.print(feat.name); 20714 pw.print(","); 20715 pw.println(feat.version); 20716 } else { 20717 pw.print(" "); 20718 pw.print(feat.name); 20719 if (feat.version > 0) { 20720 pw.print(" version="); 20721 pw.print(feat.version); 20722 } 20723 pw.println(); 20724 } 20725 } 20726 } 20727 } 20728 20729 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20730 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20731 : "Activity Resolver Table:", " ", packageName, 20732 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20733 dumpState.setTitlePrinted(true); 20734 } 20735 } 20736 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20737 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20738 : "Receiver Resolver Table:", " ", packageName, 20739 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20740 dumpState.setTitlePrinted(true); 20741 } 20742 } 20743 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20744 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20745 : "Service Resolver Table:", " ", packageName, 20746 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20747 dumpState.setTitlePrinted(true); 20748 } 20749 } 20750 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20751 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20752 : "Provider Resolver Table:", " ", packageName, 20753 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20754 dumpState.setTitlePrinted(true); 20755 } 20756 } 20757 20758 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20759 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20760 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20761 int user = mSettings.mPreferredActivities.keyAt(i); 20762 if (pir.dump(pw, 20763 dumpState.getTitlePrinted() 20764 ? "\nPreferred Activities User " + user + ":" 20765 : "Preferred Activities User " + user + ":", " ", 20766 packageName, true, false)) { 20767 dumpState.setTitlePrinted(true); 20768 } 20769 } 20770 } 20771 20772 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20773 pw.flush(); 20774 FileOutputStream fout = new FileOutputStream(fd); 20775 BufferedOutputStream str = new BufferedOutputStream(fout); 20776 XmlSerializer serializer = new FastXmlSerializer(); 20777 try { 20778 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20779 serializer.startDocument(null, true); 20780 serializer.setFeature( 20781 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20782 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20783 serializer.endDocument(); 20784 serializer.flush(); 20785 } catch (IllegalArgumentException e) { 20786 pw.println("Failed writing: " + e); 20787 } catch (IllegalStateException e) { 20788 pw.println("Failed writing: " + e); 20789 } catch (IOException e) { 20790 pw.println("Failed writing: " + e); 20791 } 20792 } 20793 20794 if (!checkin 20795 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20796 && packageName == null) { 20797 pw.println(); 20798 int count = mSettings.mPackages.size(); 20799 if (count == 0) { 20800 pw.println("No applications!"); 20801 pw.println(); 20802 } else { 20803 final String prefix = " "; 20804 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20805 if (allPackageSettings.size() == 0) { 20806 pw.println("No domain preferred apps!"); 20807 pw.println(); 20808 } else { 20809 pw.println("App verification status:"); 20810 pw.println(); 20811 count = 0; 20812 for (PackageSetting ps : allPackageSettings) { 20813 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20814 if (ivi == null || ivi.getPackageName() == null) continue; 20815 pw.println(prefix + "Package: " + ivi.getPackageName()); 20816 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20817 pw.println(prefix + "Status: " + ivi.getStatusString()); 20818 pw.println(); 20819 count++; 20820 } 20821 if (count == 0) { 20822 pw.println(prefix + "No app verification established."); 20823 pw.println(); 20824 } 20825 for (int userId : sUserManager.getUserIds()) { 20826 pw.println("App linkages for user " + userId + ":"); 20827 pw.println(); 20828 count = 0; 20829 for (PackageSetting ps : allPackageSettings) { 20830 final long status = ps.getDomainVerificationStatusForUser(userId); 20831 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20832 && !DEBUG_DOMAIN_VERIFICATION) { 20833 continue; 20834 } 20835 pw.println(prefix + "Package: " + ps.name); 20836 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20837 String statusStr = IntentFilterVerificationInfo. 20838 getStatusStringFromValue(status); 20839 pw.println(prefix + "Status: " + statusStr); 20840 pw.println(); 20841 count++; 20842 } 20843 if (count == 0) { 20844 pw.println(prefix + "No configured app linkages."); 20845 pw.println(); 20846 } 20847 } 20848 } 20849 } 20850 } 20851 20852 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20853 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20854 if (packageName == null && permissionNames == null) { 20855 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20856 if (iperm == 0) { 20857 if (dumpState.onTitlePrinted()) 20858 pw.println(); 20859 pw.println("AppOp Permissions:"); 20860 } 20861 pw.print(" AppOp Permission "); 20862 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20863 pw.println(":"); 20864 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20865 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20866 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20867 } 20868 } 20869 } 20870 } 20871 20872 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20873 boolean printedSomething = false; 20874 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20875 if (packageName != null && !packageName.equals(p.info.packageName)) { 20876 continue; 20877 } 20878 if (!printedSomething) { 20879 if (dumpState.onTitlePrinted()) 20880 pw.println(); 20881 pw.println("Registered ContentProviders:"); 20882 printedSomething = true; 20883 } 20884 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20885 pw.print(" "); pw.println(p.toString()); 20886 } 20887 printedSomething = false; 20888 for (Map.Entry<String, PackageParser.Provider> entry : 20889 mProvidersByAuthority.entrySet()) { 20890 PackageParser.Provider p = entry.getValue(); 20891 if (packageName != null && !packageName.equals(p.info.packageName)) { 20892 continue; 20893 } 20894 if (!printedSomething) { 20895 if (dumpState.onTitlePrinted()) 20896 pw.println(); 20897 pw.println("ContentProvider Authorities:"); 20898 printedSomething = true; 20899 } 20900 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20901 pw.print(" "); pw.println(p.toString()); 20902 if (p.info != null && p.info.applicationInfo != null) { 20903 final String appInfo = p.info.applicationInfo.toString(); 20904 pw.print(" applicationInfo="); pw.println(appInfo); 20905 } 20906 } 20907 } 20908 20909 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20910 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20911 } 20912 20913 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20914 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20915 } 20916 20917 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20918 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20919 } 20920 20921 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20922 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20923 } 20924 20925 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20926 // XXX should handle packageName != null by dumping only install data that 20927 // the given package is involved with. 20928 if (dumpState.onTitlePrinted()) pw.println(); 20929 20930 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20931 ipw.println(); 20932 ipw.println("Frozen packages:"); 20933 ipw.increaseIndent(); 20934 if (mFrozenPackages.size() == 0) { 20935 ipw.println("(none)"); 20936 } else { 20937 for (int i = 0; i < mFrozenPackages.size(); i++) { 20938 ipw.println(mFrozenPackages.valueAt(i)); 20939 } 20940 } 20941 ipw.decreaseIndent(); 20942 } 20943 20944 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20945 if (dumpState.onTitlePrinted()) pw.println(); 20946 dumpDexoptStateLPr(pw, packageName); 20947 } 20948 20949 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20950 if (dumpState.onTitlePrinted()) pw.println(); 20951 dumpCompilerStatsLPr(pw, packageName); 20952 } 20953 20954 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 20955 if (dumpState.onTitlePrinted()) pw.println(); 20956 dumpEnabledOverlaysLPr(pw); 20957 } 20958 20959 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20960 if (dumpState.onTitlePrinted()) pw.println(); 20961 mSettings.dumpReadMessagesLPr(pw, dumpState); 20962 20963 pw.println(); 20964 pw.println("Package warning messages:"); 20965 BufferedReader in = null; 20966 String line = null; 20967 try { 20968 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20969 while ((line = in.readLine()) != null) { 20970 if (line.contains("ignored: updated version")) continue; 20971 pw.println(line); 20972 } 20973 } catch (IOException ignored) { 20974 } finally { 20975 IoUtils.closeQuietly(in); 20976 } 20977 } 20978 20979 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20980 BufferedReader in = null; 20981 String line = null; 20982 try { 20983 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20984 while ((line = in.readLine()) != null) { 20985 if (line.contains("ignored: updated version")) continue; 20986 pw.print("msg,"); 20987 pw.println(line); 20988 } 20989 } catch (IOException ignored) { 20990 } finally { 20991 IoUtils.closeQuietly(in); 20992 } 20993 } 20994 } 20995 20996 // PackageInstaller should be called outside of mPackages lock 20997 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20998 // XXX should handle packageName != null by dumping only install data that 20999 // the given package is involved with. 21000 if (dumpState.onTitlePrinted()) pw.println(); 21001 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21002 } 21003 } 21004 21005 private void dumpProto(FileDescriptor fd) { 21006 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21007 21008 synchronized (mPackages) { 21009 final long requiredVerifierPackageToken = 21010 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21011 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21012 proto.write( 21013 PackageServiceDumpProto.PackageShortProto.UID, 21014 getPackageUid( 21015 mRequiredVerifierPackage, 21016 MATCH_DEBUG_TRIAGED_MISSING, 21017 UserHandle.USER_SYSTEM)); 21018 proto.end(requiredVerifierPackageToken); 21019 21020 if (mIntentFilterVerifierComponent != null) { 21021 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21022 final long verifierPackageToken = 21023 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21024 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21025 proto.write( 21026 PackageServiceDumpProto.PackageShortProto.UID, 21027 getPackageUid( 21028 verifierPackageName, 21029 MATCH_DEBUG_TRIAGED_MISSING, 21030 UserHandle.USER_SYSTEM)); 21031 proto.end(verifierPackageToken); 21032 } 21033 21034 dumpSharedLibrariesProto(proto); 21035 dumpFeaturesProto(proto); 21036 mSettings.dumpPackagesProto(proto); 21037 mSettings.dumpSharedUsersProto(proto); 21038 dumpMessagesProto(proto); 21039 } 21040 proto.flush(); 21041 } 21042 21043 private void dumpMessagesProto(ProtoOutputStream proto) { 21044 BufferedReader in = null; 21045 String line = null; 21046 try { 21047 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21048 while ((line = in.readLine()) != null) { 21049 if (line.contains("ignored: updated version")) continue; 21050 proto.write(PackageServiceDumpProto.MESSAGES, line); 21051 } 21052 } catch (IOException ignored) { 21053 } finally { 21054 IoUtils.closeQuietly(in); 21055 } 21056 } 21057 21058 private void dumpFeaturesProto(ProtoOutputStream proto) { 21059 synchronized (mAvailableFeatures) { 21060 final int count = mAvailableFeatures.size(); 21061 for (int i = 0; i < count; i++) { 21062 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21063 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21064 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21065 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21066 proto.end(featureToken); 21067 } 21068 } 21069 } 21070 21071 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21072 final int count = mSharedLibraries.size(); 21073 for (int i = 0; i < count; i++) { 21074 final String libName = mSharedLibraries.keyAt(i); 21075 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21076 if (versionedLib == null) { 21077 continue; 21078 } 21079 final int versionCount = versionedLib.size(); 21080 for (int j = 0; j < versionCount; j++) { 21081 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21082 final long sharedLibraryToken = 21083 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21084 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21085 final boolean isJar = (libEntry.path != null); 21086 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21087 if (isJar) { 21088 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21089 } else { 21090 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21091 } 21092 proto.end(sharedLibraryToken); 21093 } 21094 } 21095 } 21096 21097 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21098 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21099 ipw.println(); 21100 ipw.println("Dexopt state:"); 21101 ipw.increaseIndent(); 21102 Collection<PackageParser.Package> packages = null; 21103 if (packageName != null) { 21104 PackageParser.Package targetPackage = mPackages.get(packageName); 21105 if (targetPackage != null) { 21106 packages = Collections.singletonList(targetPackage); 21107 } else { 21108 ipw.println("Unable to find package: " + packageName); 21109 return; 21110 } 21111 } else { 21112 packages = mPackages.values(); 21113 } 21114 21115 for (PackageParser.Package pkg : packages) { 21116 ipw.println("[" + pkg.packageName + "]"); 21117 ipw.increaseIndent(); 21118 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21119 ipw.decreaseIndent(); 21120 } 21121 } 21122 21123 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21124 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21125 ipw.println(); 21126 ipw.println("Compiler stats:"); 21127 ipw.increaseIndent(); 21128 Collection<PackageParser.Package> packages = null; 21129 if (packageName != null) { 21130 PackageParser.Package targetPackage = mPackages.get(packageName); 21131 if (targetPackage != null) { 21132 packages = Collections.singletonList(targetPackage); 21133 } else { 21134 ipw.println("Unable to find package: " + packageName); 21135 return; 21136 } 21137 } else { 21138 packages = mPackages.values(); 21139 } 21140 21141 for (PackageParser.Package pkg : packages) { 21142 ipw.println("[" + pkg.packageName + "]"); 21143 ipw.increaseIndent(); 21144 21145 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21146 if (stats == null) { 21147 ipw.println("(No recorded stats)"); 21148 } else { 21149 stats.dump(ipw); 21150 } 21151 ipw.decreaseIndent(); 21152 } 21153 } 21154 21155 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21156 pw.println("Enabled overlay paths:"); 21157 final int N = mEnabledOverlayPaths.size(); 21158 for (int i = 0; i < N; i++) { 21159 final int userId = mEnabledOverlayPaths.keyAt(i); 21160 pw.println(String.format(" User %d:", userId)); 21161 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21162 mEnabledOverlayPaths.valueAt(i); 21163 final int M = userSpecificOverlays.size(); 21164 for (int j = 0; j < M; j++) { 21165 final String targetPackageName = userSpecificOverlays.keyAt(j); 21166 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21167 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21168 } 21169 } 21170 } 21171 21172 private String dumpDomainString(String packageName) { 21173 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21174 .getList(); 21175 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21176 21177 ArraySet<String> result = new ArraySet<>(); 21178 if (iviList.size() > 0) { 21179 for (IntentFilterVerificationInfo ivi : iviList) { 21180 for (String host : ivi.getDomains()) { 21181 result.add(host); 21182 } 21183 } 21184 } 21185 if (filters != null && filters.size() > 0) { 21186 for (IntentFilter filter : filters) { 21187 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21188 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21189 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21190 result.addAll(filter.getHostsList()); 21191 } 21192 } 21193 } 21194 21195 StringBuilder sb = new StringBuilder(result.size() * 16); 21196 for (String domain : result) { 21197 if (sb.length() > 0) sb.append(" "); 21198 sb.append(domain); 21199 } 21200 return sb.toString(); 21201 } 21202 21203 // ------- apps on sdcard specific code ------- 21204 static final boolean DEBUG_SD_INSTALL = false; 21205 21206 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21207 21208 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21209 21210 private boolean mMediaMounted = false; 21211 21212 static String getEncryptKey() { 21213 try { 21214 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21215 SD_ENCRYPTION_KEYSTORE_NAME); 21216 if (sdEncKey == null) { 21217 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21218 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21219 if (sdEncKey == null) { 21220 Slog.e(TAG, "Failed to create encryption keys"); 21221 return null; 21222 } 21223 } 21224 return sdEncKey; 21225 } catch (NoSuchAlgorithmException nsae) { 21226 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21227 return null; 21228 } catch (IOException ioe) { 21229 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21230 return null; 21231 } 21232 } 21233 21234 /* 21235 * Update media status on PackageManager. 21236 */ 21237 @Override 21238 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21239 int callingUid = Binder.getCallingUid(); 21240 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21241 throw new SecurityException("Media status can only be updated by the system"); 21242 } 21243 // reader; this apparently protects mMediaMounted, but should probably 21244 // be a different lock in that case. 21245 synchronized (mPackages) { 21246 Log.i(TAG, "Updating external media status from " 21247 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21248 + (mediaStatus ? "mounted" : "unmounted")); 21249 if (DEBUG_SD_INSTALL) 21250 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21251 + ", mMediaMounted=" + mMediaMounted); 21252 if (mediaStatus == mMediaMounted) { 21253 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21254 : 0, -1); 21255 mHandler.sendMessage(msg); 21256 return; 21257 } 21258 mMediaMounted = mediaStatus; 21259 } 21260 // Queue up an async operation since the package installation may take a 21261 // little while. 21262 mHandler.post(new Runnable() { 21263 public void run() { 21264 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21265 } 21266 }); 21267 } 21268 21269 /** 21270 * Called by StorageManagerService when the initial ASECs to scan are available. 21271 * Should block until all the ASEC containers are finished being scanned. 21272 */ 21273 public void scanAvailableAsecs() { 21274 updateExternalMediaStatusInner(true, false, false); 21275 } 21276 21277 /* 21278 * Collect information of applications on external media, map them against 21279 * existing containers and update information based on current mount status. 21280 * Please note that we always have to report status if reportStatus has been 21281 * set to true especially when unloading packages. 21282 */ 21283 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21284 boolean externalStorage) { 21285 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21286 int[] uidArr = EmptyArray.INT; 21287 21288 final String[] list = PackageHelper.getSecureContainerList(); 21289 if (ArrayUtils.isEmpty(list)) { 21290 Log.i(TAG, "No secure containers found"); 21291 } else { 21292 // Process list of secure containers and categorize them 21293 // as active or stale based on their package internal state. 21294 21295 // reader 21296 synchronized (mPackages) { 21297 for (String cid : list) { 21298 // Leave stages untouched for now; installer service owns them 21299 if (PackageInstallerService.isStageName(cid)) continue; 21300 21301 if (DEBUG_SD_INSTALL) 21302 Log.i(TAG, "Processing container " + cid); 21303 String pkgName = getAsecPackageName(cid); 21304 if (pkgName == null) { 21305 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21306 continue; 21307 } 21308 if (DEBUG_SD_INSTALL) 21309 Log.i(TAG, "Looking for pkg : " + pkgName); 21310 21311 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21312 if (ps == null) { 21313 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21314 continue; 21315 } 21316 21317 /* 21318 * Skip packages that are not external if we're unmounting 21319 * external storage. 21320 */ 21321 if (externalStorage && !isMounted && !isExternal(ps)) { 21322 continue; 21323 } 21324 21325 final AsecInstallArgs args = new AsecInstallArgs(cid, 21326 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21327 // The package status is changed only if the code path 21328 // matches between settings and the container id. 21329 if (ps.codePathString != null 21330 && ps.codePathString.startsWith(args.getCodePath())) { 21331 if (DEBUG_SD_INSTALL) { 21332 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21333 + " at code path: " + ps.codePathString); 21334 } 21335 21336 // We do have a valid package installed on sdcard 21337 processCids.put(args, ps.codePathString); 21338 final int uid = ps.appId; 21339 if (uid != -1) { 21340 uidArr = ArrayUtils.appendInt(uidArr, uid); 21341 } 21342 } else { 21343 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21344 + ps.codePathString); 21345 } 21346 } 21347 } 21348 21349 Arrays.sort(uidArr); 21350 } 21351 21352 // Process packages with valid entries. 21353 if (isMounted) { 21354 if (DEBUG_SD_INSTALL) 21355 Log.i(TAG, "Loading packages"); 21356 loadMediaPackages(processCids, uidArr, externalStorage); 21357 startCleaningPackages(); 21358 mInstallerService.onSecureContainersAvailable(); 21359 } else { 21360 if (DEBUG_SD_INSTALL) 21361 Log.i(TAG, "Unloading packages"); 21362 unloadMediaPackages(processCids, uidArr, reportStatus); 21363 } 21364 } 21365 21366 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21367 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21368 final int size = infos.size(); 21369 final String[] packageNames = new String[size]; 21370 final int[] packageUids = new int[size]; 21371 for (int i = 0; i < size; i++) { 21372 final ApplicationInfo info = infos.get(i); 21373 packageNames[i] = info.packageName; 21374 packageUids[i] = info.uid; 21375 } 21376 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21377 finishedReceiver); 21378 } 21379 21380 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21381 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21382 sendResourcesChangedBroadcast(mediaStatus, replacing, 21383 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21384 } 21385 21386 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21387 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21388 int size = pkgList.length; 21389 if (size > 0) { 21390 // Send broadcasts here 21391 Bundle extras = new Bundle(); 21392 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21393 if (uidArr != null) { 21394 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21395 } 21396 if (replacing) { 21397 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21398 } 21399 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21400 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21401 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21402 } 21403 } 21404 21405 /* 21406 * Look at potentially valid container ids from processCids If package 21407 * information doesn't match the one on record or package scanning fails, 21408 * the cid is added to list of removeCids. We currently don't delete stale 21409 * containers. 21410 */ 21411 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21412 boolean externalStorage) { 21413 ArrayList<String> pkgList = new ArrayList<String>(); 21414 Set<AsecInstallArgs> keys = processCids.keySet(); 21415 21416 for (AsecInstallArgs args : keys) { 21417 String codePath = processCids.get(args); 21418 if (DEBUG_SD_INSTALL) 21419 Log.i(TAG, "Loading container : " + args.cid); 21420 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21421 try { 21422 // Make sure there are no container errors first. 21423 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21424 Slog.e(TAG, "Failed to mount cid : " + args.cid 21425 + " when installing from sdcard"); 21426 continue; 21427 } 21428 // Check code path here. 21429 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21430 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21431 + " does not match one in settings " + codePath); 21432 continue; 21433 } 21434 // Parse package 21435 int parseFlags = mDefParseFlags; 21436 if (args.isExternalAsec()) { 21437 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21438 } 21439 if (args.isFwdLocked()) { 21440 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21441 } 21442 21443 synchronized (mInstallLock) { 21444 PackageParser.Package pkg = null; 21445 try { 21446 // Sadly we don't know the package name yet to freeze it 21447 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21448 SCAN_IGNORE_FROZEN, 0, null); 21449 } catch (PackageManagerException e) { 21450 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21451 } 21452 // Scan the package 21453 if (pkg != null) { 21454 /* 21455 * TODO why is the lock being held? doPostInstall is 21456 * called in other places without the lock. This needs 21457 * to be straightened out. 21458 */ 21459 // writer 21460 synchronized (mPackages) { 21461 retCode = PackageManager.INSTALL_SUCCEEDED; 21462 pkgList.add(pkg.packageName); 21463 // Post process args 21464 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21465 pkg.applicationInfo.uid); 21466 } 21467 } else { 21468 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21469 } 21470 } 21471 21472 } finally { 21473 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21474 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21475 } 21476 } 21477 } 21478 // writer 21479 synchronized (mPackages) { 21480 // If the platform SDK has changed since the last time we booted, 21481 // we need to re-grant app permission to catch any new ones that 21482 // appear. This is really a hack, and means that apps can in some 21483 // cases get permissions that the user didn't initially explicitly 21484 // allow... it would be nice to have some better way to handle 21485 // this situation. 21486 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21487 : mSettings.getInternalVersion(); 21488 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21489 : StorageManager.UUID_PRIVATE_INTERNAL; 21490 21491 int updateFlags = UPDATE_PERMISSIONS_ALL; 21492 if (ver.sdkVersion != mSdkVersion) { 21493 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21494 + mSdkVersion + "; regranting permissions for external"); 21495 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21496 } 21497 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21498 21499 // Yay, everything is now upgraded 21500 ver.forceCurrent(); 21501 21502 // can downgrade to reader 21503 // Persist settings 21504 mSettings.writeLPr(); 21505 } 21506 // Send a broadcast to let everyone know we are done processing 21507 if (pkgList.size() > 0) { 21508 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21509 } 21510 } 21511 21512 /* 21513 * Utility method to unload a list of specified containers 21514 */ 21515 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21516 // Just unmount all valid containers. 21517 for (AsecInstallArgs arg : cidArgs) { 21518 synchronized (mInstallLock) { 21519 arg.doPostDeleteLI(false); 21520 } 21521 } 21522 } 21523 21524 /* 21525 * Unload packages mounted on external media. This involves deleting package 21526 * data from internal structures, sending broadcasts about disabled packages, 21527 * gc'ing to free up references, unmounting all secure containers 21528 * corresponding to packages on external media, and posting a 21529 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21530 * that we always have to post this message if status has been requested no 21531 * matter what. 21532 */ 21533 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21534 final boolean reportStatus) { 21535 if (DEBUG_SD_INSTALL) 21536 Log.i(TAG, "unloading media packages"); 21537 ArrayList<String> pkgList = new ArrayList<String>(); 21538 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21539 final Set<AsecInstallArgs> keys = processCids.keySet(); 21540 for (AsecInstallArgs args : keys) { 21541 String pkgName = args.getPackageName(); 21542 if (DEBUG_SD_INSTALL) 21543 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21544 // Delete package internally 21545 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21546 synchronized (mInstallLock) { 21547 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21548 final boolean res; 21549 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21550 "unloadMediaPackages")) { 21551 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21552 null); 21553 } 21554 if (res) { 21555 pkgList.add(pkgName); 21556 } else { 21557 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21558 failedList.add(args); 21559 } 21560 } 21561 } 21562 21563 // reader 21564 synchronized (mPackages) { 21565 // We didn't update the settings after removing each package; 21566 // write them now for all packages. 21567 mSettings.writeLPr(); 21568 } 21569 21570 // We have to absolutely send UPDATED_MEDIA_STATUS only 21571 // after confirming that all the receivers processed the ordered 21572 // broadcast when packages get disabled, force a gc to clean things up. 21573 // and unload all the containers. 21574 if (pkgList.size() > 0) { 21575 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21576 new IIntentReceiver.Stub() { 21577 public void performReceive(Intent intent, int resultCode, String data, 21578 Bundle extras, boolean ordered, boolean sticky, 21579 int sendingUser) throws RemoteException { 21580 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21581 reportStatus ? 1 : 0, 1, keys); 21582 mHandler.sendMessage(msg); 21583 } 21584 }); 21585 } else { 21586 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21587 keys); 21588 mHandler.sendMessage(msg); 21589 } 21590 } 21591 21592 private void loadPrivatePackages(final VolumeInfo vol) { 21593 mHandler.post(new Runnable() { 21594 @Override 21595 public void run() { 21596 loadPrivatePackagesInner(vol); 21597 } 21598 }); 21599 } 21600 21601 private void loadPrivatePackagesInner(VolumeInfo vol) { 21602 final String volumeUuid = vol.fsUuid; 21603 if (TextUtils.isEmpty(volumeUuid)) { 21604 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21605 return; 21606 } 21607 21608 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21609 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21610 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21611 21612 final VersionInfo ver; 21613 final List<PackageSetting> packages; 21614 synchronized (mPackages) { 21615 ver = mSettings.findOrCreateVersion(volumeUuid); 21616 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21617 } 21618 21619 for (PackageSetting ps : packages) { 21620 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21621 synchronized (mInstallLock) { 21622 final PackageParser.Package pkg; 21623 try { 21624 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21625 loaded.add(pkg.applicationInfo); 21626 21627 } catch (PackageManagerException e) { 21628 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21629 } 21630 21631 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21632 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21633 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21634 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21635 } 21636 } 21637 } 21638 21639 // Reconcile app data for all started/unlocked users 21640 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21641 final UserManager um = mContext.getSystemService(UserManager.class); 21642 UserManagerInternal umInternal = getUserManagerInternal(); 21643 for (UserInfo user : um.getUsers()) { 21644 final int flags; 21645 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21646 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21647 } else if (umInternal.isUserRunning(user.id)) { 21648 flags = StorageManager.FLAG_STORAGE_DE; 21649 } else { 21650 continue; 21651 } 21652 21653 try { 21654 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21655 synchronized (mInstallLock) { 21656 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21657 } 21658 } catch (IllegalStateException e) { 21659 // Device was probably ejected, and we'll process that event momentarily 21660 Slog.w(TAG, "Failed to prepare storage: " + e); 21661 } 21662 } 21663 21664 synchronized (mPackages) { 21665 int updateFlags = UPDATE_PERMISSIONS_ALL; 21666 if (ver.sdkVersion != mSdkVersion) { 21667 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21668 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21669 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21670 } 21671 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21672 21673 // Yay, everything is now upgraded 21674 ver.forceCurrent(); 21675 21676 mSettings.writeLPr(); 21677 } 21678 21679 for (PackageFreezer freezer : freezers) { 21680 freezer.close(); 21681 } 21682 21683 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21684 sendResourcesChangedBroadcast(true, false, loaded, null); 21685 } 21686 21687 private void unloadPrivatePackages(final VolumeInfo vol) { 21688 mHandler.post(new Runnable() { 21689 @Override 21690 public void run() { 21691 unloadPrivatePackagesInner(vol); 21692 } 21693 }); 21694 } 21695 21696 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21697 final String volumeUuid = vol.fsUuid; 21698 if (TextUtils.isEmpty(volumeUuid)) { 21699 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21700 return; 21701 } 21702 21703 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21704 synchronized (mInstallLock) { 21705 synchronized (mPackages) { 21706 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21707 for (PackageSetting ps : packages) { 21708 if (ps.pkg == null) continue; 21709 21710 final ApplicationInfo info = ps.pkg.applicationInfo; 21711 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21712 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21713 21714 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21715 "unloadPrivatePackagesInner")) { 21716 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21717 false, null)) { 21718 unloaded.add(info); 21719 } else { 21720 Slog.w(TAG, "Failed to unload " + ps.codePath); 21721 } 21722 } 21723 21724 // Try very hard to release any references to this package 21725 // so we don't risk the system server being killed due to 21726 // open FDs 21727 AttributeCache.instance().removePackage(ps.name); 21728 } 21729 21730 mSettings.writeLPr(); 21731 } 21732 } 21733 21734 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21735 sendResourcesChangedBroadcast(false, false, unloaded, null); 21736 21737 // Try very hard to release any references to this path so we don't risk 21738 // the system server being killed due to open FDs 21739 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21740 21741 for (int i = 0; i < 3; i++) { 21742 System.gc(); 21743 System.runFinalization(); 21744 } 21745 } 21746 21747 private void assertPackageKnown(String volumeUuid, String packageName) 21748 throws PackageManagerException { 21749 synchronized (mPackages) { 21750 // Normalize package name to handle renamed packages 21751 packageName = normalizePackageNameLPr(packageName); 21752 21753 final PackageSetting ps = mSettings.mPackages.get(packageName); 21754 if (ps == null) { 21755 throw new PackageManagerException("Package " + packageName + " is unknown"); 21756 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21757 throw new PackageManagerException( 21758 "Package " + packageName + " found on unknown volume " + volumeUuid 21759 + "; expected volume " + ps.volumeUuid); 21760 } 21761 } 21762 } 21763 21764 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21765 throws PackageManagerException { 21766 synchronized (mPackages) { 21767 // Normalize package name to handle renamed packages 21768 packageName = normalizePackageNameLPr(packageName); 21769 21770 final PackageSetting ps = mSettings.mPackages.get(packageName); 21771 if (ps == null) { 21772 throw new PackageManagerException("Package " + packageName + " is unknown"); 21773 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21774 throw new PackageManagerException( 21775 "Package " + packageName + " found on unknown volume " + volumeUuid 21776 + "; expected volume " + ps.volumeUuid); 21777 } else if (!ps.getInstalled(userId)) { 21778 throw new PackageManagerException( 21779 "Package " + packageName + " not installed for user " + userId); 21780 } 21781 } 21782 } 21783 21784 private List<String> collectAbsoluteCodePaths() { 21785 synchronized (mPackages) { 21786 List<String> codePaths = new ArrayList<>(); 21787 final int packageCount = mSettings.mPackages.size(); 21788 for (int i = 0; i < packageCount; i++) { 21789 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21790 codePaths.add(ps.codePath.getAbsolutePath()); 21791 } 21792 return codePaths; 21793 } 21794 } 21795 21796 /** 21797 * Examine all apps present on given mounted volume, and destroy apps that 21798 * aren't expected, either due to uninstallation or reinstallation on 21799 * another volume. 21800 */ 21801 private void reconcileApps(String volumeUuid) { 21802 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21803 List<File> filesToDelete = null; 21804 21805 final File[] files = FileUtils.listFilesOrEmpty( 21806 Environment.getDataAppDirectory(volumeUuid)); 21807 for (File file : files) { 21808 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21809 && !PackageInstallerService.isStageName(file.getName()); 21810 if (!isPackage) { 21811 // Ignore entries which are not packages 21812 continue; 21813 } 21814 21815 String absolutePath = file.getAbsolutePath(); 21816 21817 boolean pathValid = false; 21818 final int absoluteCodePathCount = absoluteCodePaths.size(); 21819 for (int i = 0; i < absoluteCodePathCount; i++) { 21820 String absoluteCodePath = absoluteCodePaths.get(i); 21821 if (absolutePath.startsWith(absoluteCodePath)) { 21822 pathValid = true; 21823 break; 21824 } 21825 } 21826 21827 if (!pathValid) { 21828 if (filesToDelete == null) { 21829 filesToDelete = new ArrayList<>(); 21830 } 21831 filesToDelete.add(file); 21832 } 21833 } 21834 21835 if (filesToDelete != null) { 21836 final int fileToDeleteCount = filesToDelete.size(); 21837 for (int i = 0; i < fileToDeleteCount; i++) { 21838 File fileToDelete = filesToDelete.get(i); 21839 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21840 synchronized (mInstallLock) { 21841 removeCodePathLI(fileToDelete); 21842 } 21843 } 21844 } 21845 } 21846 21847 /** 21848 * Reconcile all app data for the given user. 21849 * <p> 21850 * Verifies that directories exist and that ownership and labeling is 21851 * correct for all installed apps on all mounted volumes. 21852 */ 21853 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21854 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21855 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21856 final String volumeUuid = vol.getFsUuid(); 21857 synchronized (mInstallLock) { 21858 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21859 } 21860 } 21861 } 21862 21863 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21864 boolean migrateAppData) { 21865 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21866 } 21867 21868 /** 21869 * Reconcile all app data on given mounted volume. 21870 * <p> 21871 * Destroys app data that isn't expected, either due to uninstallation or 21872 * reinstallation on another volume. 21873 * <p> 21874 * Verifies that directories exist and that ownership and labeling is 21875 * correct for all installed apps. 21876 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21877 */ 21878 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21879 boolean migrateAppData, boolean onlyCoreApps) { 21880 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21881 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21882 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21883 21884 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21885 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21886 21887 // First look for stale data that doesn't belong, and check if things 21888 // have changed since we did our last restorecon 21889 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21890 if (StorageManager.isFileEncryptedNativeOrEmulated() 21891 && !StorageManager.isUserKeyUnlocked(userId)) { 21892 throw new RuntimeException( 21893 "Yikes, someone asked us to reconcile CE storage while " + userId 21894 + " was still locked; this would have caused massive data loss!"); 21895 } 21896 21897 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21898 for (File file : files) { 21899 final String packageName = file.getName(); 21900 try { 21901 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21902 } catch (PackageManagerException e) { 21903 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21904 try { 21905 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21906 StorageManager.FLAG_STORAGE_CE, 0); 21907 } catch (InstallerException e2) { 21908 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21909 } 21910 } 21911 } 21912 } 21913 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21914 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21915 for (File file : files) { 21916 final String packageName = file.getName(); 21917 try { 21918 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21919 } catch (PackageManagerException e) { 21920 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21921 try { 21922 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21923 StorageManager.FLAG_STORAGE_DE, 0); 21924 } catch (InstallerException e2) { 21925 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21926 } 21927 } 21928 } 21929 } 21930 21931 // Ensure that data directories are ready to roll for all packages 21932 // installed for this volume and user 21933 final List<PackageSetting> packages; 21934 synchronized (mPackages) { 21935 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21936 } 21937 int preparedCount = 0; 21938 for (PackageSetting ps : packages) { 21939 final String packageName = ps.name; 21940 if (ps.pkg == null) { 21941 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21942 // TODO: might be due to legacy ASEC apps; we should circle back 21943 // and reconcile again once they're scanned 21944 continue; 21945 } 21946 // Skip non-core apps if requested 21947 if (onlyCoreApps && !ps.pkg.coreApp) { 21948 result.add(packageName); 21949 continue; 21950 } 21951 21952 if (ps.getInstalled(userId)) { 21953 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21954 preparedCount++; 21955 } 21956 } 21957 21958 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21959 return result; 21960 } 21961 21962 /** 21963 * Prepare app data for the given app just after it was installed or 21964 * upgraded. This method carefully only touches users that it's installed 21965 * for, and it forces a restorecon to handle any seinfo changes. 21966 * <p> 21967 * Verifies that directories exist and that ownership and labeling is 21968 * correct for all installed apps. If there is an ownership mismatch, it 21969 * will try recovering system apps by wiping data; third-party app data is 21970 * left intact. 21971 * <p> 21972 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21973 */ 21974 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21975 final PackageSetting ps; 21976 synchronized (mPackages) { 21977 ps = mSettings.mPackages.get(pkg.packageName); 21978 mSettings.writeKernelMappingLPr(ps); 21979 } 21980 21981 final UserManager um = mContext.getSystemService(UserManager.class); 21982 UserManagerInternal umInternal = getUserManagerInternal(); 21983 for (UserInfo user : um.getUsers()) { 21984 final int flags; 21985 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21986 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21987 } else if (umInternal.isUserRunning(user.id)) { 21988 flags = StorageManager.FLAG_STORAGE_DE; 21989 } else { 21990 continue; 21991 } 21992 21993 if (ps.getInstalled(user.id)) { 21994 // TODO: when user data is locked, mark that we're still dirty 21995 prepareAppDataLIF(pkg, user.id, flags); 21996 } 21997 } 21998 } 21999 22000 /** 22001 * Prepare app data for the given app. 22002 * <p> 22003 * Verifies that directories exist and that ownership and labeling is 22004 * correct for all installed apps. If there is an ownership mismatch, this 22005 * will try recovering system apps by wiping data; third-party app data is 22006 * left intact. 22007 */ 22008 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22009 if (pkg == null) { 22010 Slog.wtf(TAG, "Package was null!", new Throwable()); 22011 return; 22012 } 22013 prepareAppDataLeafLIF(pkg, userId, flags); 22014 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22015 for (int i = 0; i < childCount; i++) { 22016 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22017 } 22018 } 22019 22020 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22021 boolean maybeMigrateAppData) { 22022 prepareAppDataLIF(pkg, userId, flags); 22023 22024 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22025 // We may have just shuffled around app data directories, so 22026 // prepare them one more time 22027 prepareAppDataLIF(pkg, userId, flags); 22028 } 22029 } 22030 22031 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22032 if (DEBUG_APP_DATA) { 22033 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22034 + Integer.toHexString(flags)); 22035 } 22036 22037 final String volumeUuid = pkg.volumeUuid; 22038 final String packageName = pkg.packageName; 22039 final ApplicationInfo app = pkg.applicationInfo; 22040 final int appId = UserHandle.getAppId(app.uid); 22041 22042 Preconditions.checkNotNull(app.seInfo); 22043 22044 long ceDataInode = -1; 22045 try { 22046 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22047 appId, app.seInfo, app.targetSdkVersion); 22048 } catch (InstallerException e) { 22049 if (app.isSystemApp()) { 22050 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22051 + ", but trying to recover: " + e); 22052 destroyAppDataLeafLIF(pkg, userId, flags); 22053 try { 22054 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22055 appId, app.seInfo, app.targetSdkVersion); 22056 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22057 } catch (InstallerException e2) { 22058 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22059 } 22060 } else { 22061 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22062 } 22063 } 22064 22065 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22066 // TODO: mark this structure as dirty so we persist it! 22067 synchronized (mPackages) { 22068 final PackageSetting ps = mSettings.mPackages.get(packageName); 22069 if (ps != null) { 22070 ps.setCeDataInode(ceDataInode, userId); 22071 } 22072 } 22073 } 22074 22075 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22076 } 22077 22078 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22079 if (pkg == null) { 22080 Slog.wtf(TAG, "Package was null!", new Throwable()); 22081 return; 22082 } 22083 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22084 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22085 for (int i = 0; i < childCount; i++) { 22086 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22087 } 22088 } 22089 22090 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22091 final String volumeUuid = pkg.volumeUuid; 22092 final String packageName = pkg.packageName; 22093 final ApplicationInfo app = pkg.applicationInfo; 22094 22095 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22096 // Create a native library symlink only if we have native libraries 22097 // and if the native libraries are 32 bit libraries. We do not provide 22098 // this symlink for 64 bit libraries. 22099 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22100 final String nativeLibPath = app.nativeLibraryDir; 22101 try { 22102 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22103 nativeLibPath, userId); 22104 } catch (InstallerException e) { 22105 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22106 } 22107 } 22108 } 22109 } 22110 22111 /** 22112 * For system apps on non-FBE devices, this method migrates any existing 22113 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22114 * requested by the app. 22115 */ 22116 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22117 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22118 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22119 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22120 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22121 try { 22122 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22123 storageTarget); 22124 } catch (InstallerException e) { 22125 logCriticalInfo(Log.WARN, 22126 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22127 } 22128 return true; 22129 } else { 22130 return false; 22131 } 22132 } 22133 22134 public PackageFreezer freezePackage(String packageName, String killReason) { 22135 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22136 } 22137 22138 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22139 return new PackageFreezer(packageName, userId, killReason); 22140 } 22141 22142 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22143 String killReason) { 22144 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22145 } 22146 22147 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22148 String killReason) { 22149 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22150 return new PackageFreezer(); 22151 } else { 22152 return freezePackage(packageName, userId, killReason); 22153 } 22154 } 22155 22156 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22157 String killReason) { 22158 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22159 } 22160 22161 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22162 String killReason) { 22163 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22164 return new PackageFreezer(); 22165 } else { 22166 return freezePackage(packageName, userId, killReason); 22167 } 22168 } 22169 22170 /** 22171 * Class that freezes and kills the given package upon creation, and 22172 * unfreezes it upon closing. This is typically used when doing surgery on 22173 * app code/data to prevent the app from running while you're working. 22174 */ 22175 private class PackageFreezer implements AutoCloseable { 22176 private final String mPackageName; 22177 private final PackageFreezer[] mChildren; 22178 22179 private final boolean mWeFroze; 22180 22181 private final AtomicBoolean mClosed = new AtomicBoolean(); 22182 private final CloseGuard mCloseGuard = CloseGuard.get(); 22183 22184 /** 22185 * Create and return a stub freezer that doesn't actually do anything, 22186 * typically used when someone requested 22187 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22188 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22189 */ 22190 public PackageFreezer() { 22191 mPackageName = null; 22192 mChildren = null; 22193 mWeFroze = false; 22194 mCloseGuard.open("close"); 22195 } 22196 22197 public PackageFreezer(String packageName, int userId, String killReason) { 22198 synchronized (mPackages) { 22199 mPackageName = packageName; 22200 mWeFroze = mFrozenPackages.add(mPackageName); 22201 22202 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22203 if (ps != null) { 22204 killApplication(ps.name, ps.appId, userId, killReason); 22205 } 22206 22207 final PackageParser.Package p = mPackages.get(packageName); 22208 if (p != null && p.childPackages != null) { 22209 final int N = p.childPackages.size(); 22210 mChildren = new PackageFreezer[N]; 22211 for (int i = 0; i < N; i++) { 22212 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22213 userId, killReason); 22214 } 22215 } else { 22216 mChildren = null; 22217 } 22218 } 22219 mCloseGuard.open("close"); 22220 } 22221 22222 @Override 22223 protected void finalize() throws Throwable { 22224 try { 22225 mCloseGuard.warnIfOpen(); 22226 close(); 22227 } finally { 22228 super.finalize(); 22229 } 22230 } 22231 22232 @Override 22233 public void close() { 22234 mCloseGuard.close(); 22235 if (mClosed.compareAndSet(false, true)) { 22236 synchronized (mPackages) { 22237 if (mWeFroze) { 22238 mFrozenPackages.remove(mPackageName); 22239 } 22240 22241 if (mChildren != null) { 22242 for (PackageFreezer freezer : mChildren) { 22243 freezer.close(); 22244 } 22245 } 22246 } 22247 } 22248 } 22249 } 22250 22251 /** 22252 * Verify that given package is currently frozen. 22253 */ 22254 private void checkPackageFrozen(String packageName) { 22255 synchronized (mPackages) { 22256 if (!mFrozenPackages.contains(packageName)) { 22257 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22258 } 22259 } 22260 } 22261 22262 @Override 22263 public int movePackage(final String packageName, final String volumeUuid) { 22264 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22265 22266 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22267 final int moveId = mNextMoveId.getAndIncrement(); 22268 mHandler.post(new Runnable() { 22269 @Override 22270 public void run() { 22271 try { 22272 movePackageInternal(packageName, volumeUuid, moveId, user); 22273 } catch (PackageManagerException e) { 22274 Slog.w(TAG, "Failed to move " + packageName, e); 22275 mMoveCallbacks.notifyStatusChanged(moveId, 22276 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22277 } 22278 } 22279 }); 22280 return moveId; 22281 } 22282 22283 private void movePackageInternal(final String packageName, final String volumeUuid, 22284 final int moveId, UserHandle user) throws PackageManagerException { 22285 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22286 final PackageManager pm = mContext.getPackageManager(); 22287 22288 final boolean currentAsec; 22289 final String currentVolumeUuid; 22290 final File codeFile; 22291 final String installerPackageName; 22292 final String packageAbiOverride; 22293 final int appId; 22294 final String seinfo; 22295 final String label; 22296 final int targetSdkVersion; 22297 final PackageFreezer freezer; 22298 final int[] installedUserIds; 22299 22300 // reader 22301 synchronized (mPackages) { 22302 final PackageParser.Package pkg = mPackages.get(packageName); 22303 final PackageSetting ps = mSettings.mPackages.get(packageName); 22304 if (pkg == null || ps == null) { 22305 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22306 } 22307 22308 if (pkg.applicationInfo.isSystemApp()) { 22309 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22310 "Cannot move system application"); 22311 } 22312 22313 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22314 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22315 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22316 if (isInternalStorage && !allow3rdPartyOnInternal) { 22317 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22318 "3rd party apps are not allowed on internal storage"); 22319 } 22320 22321 if (pkg.applicationInfo.isExternalAsec()) { 22322 currentAsec = true; 22323 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22324 } else if (pkg.applicationInfo.isForwardLocked()) { 22325 currentAsec = true; 22326 currentVolumeUuid = "forward_locked"; 22327 } else { 22328 currentAsec = false; 22329 currentVolumeUuid = ps.volumeUuid; 22330 22331 final File probe = new File(pkg.codePath); 22332 final File probeOat = new File(probe, "oat"); 22333 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22334 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22335 "Move only supported for modern cluster style installs"); 22336 } 22337 } 22338 22339 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22340 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22341 "Package already moved to " + volumeUuid); 22342 } 22343 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22344 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22345 "Device admin cannot be moved"); 22346 } 22347 22348 if (mFrozenPackages.contains(packageName)) { 22349 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22350 "Failed to move already frozen package"); 22351 } 22352 22353 codeFile = new File(pkg.codePath); 22354 installerPackageName = ps.installerPackageName; 22355 packageAbiOverride = ps.cpuAbiOverrideString; 22356 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22357 seinfo = pkg.applicationInfo.seInfo; 22358 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22359 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22360 freezer = freezePackage(packageName, "movePackageInternal"); 22361 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22362 } 22363 22364 final Bundle extras = new Bundle(); 22365 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22366 extras.putString(Intent.EXTRA_TITLE, label); 22367 mMoveCallbacks.notifyCreated(moveId, extras); 22368 22369 int installFlags; 22370 final boolean moveCompleteApp; 22371 final File measurePath; 22372 22373 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22374 installFlags = INSTALL_INTERNAL; 22375 moveCompleteApp = !currentAsec; 22376 measurePath = Environment.getDataAppDirectory(volumeUuid); 22377 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22378 installFlags = INSTALL_EXTERNAL; 22379 moveCompleteApp = false; 22380 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22381 } else { 22382 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22383 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22384 || !volume.isMountedWritable()) { 22385 freezer.close(); 22386 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22387 "Move location not mounted private volume"); 22388 } 22389 22390 Preconditions.checkState(!currentAsec); 22391 22392 installFlags = INSTALL_INTERNAL; 22393 moveCompleteApp = true; 22394 measurePath = Environment.getDataAppDirectory(volumeUuid); 22395 } 22396 22397 final PackageStats stats = new PackageStats(null, -1); 22398 synchronized (mInstaller) { 22399 for (int userId : installedUserIds) { 22400 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22401 freezer.close(); 22402 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22403 "Failed to measure package size"); 22404 } 22405 } 22406 } 22407 22408 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22409 + stats.dataSize); 22410 22411 final long startFreeBytes = measurePath.getUsableSpace(); 22412 final long sizeBytes; 22413 if (moveCompleteApp) { 22414 sizeBytes = stats.codeSize + stats.dataSize; 22415 } else { 22416 sizeBytes = stats.codeSize; 22417 } 22418 22419 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22420 freezer.close(); 22421 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22422 "Not enough free space to move"); 22423 } 22424 22425 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22426 22427 final CountDownLatch installedLatch = new CountDownLatch(1); 22428 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22429 @Override 22430 public void onUserActionRequired(Intent intent) throws RemoteException { 22431 throw new IllegalStateException(); 22432 } 22433 22434 @Override 22435 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22436 Bundle extras) throws RemoteException { 22437 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22438 + PackageManager.installStatusToString(returnCode, msg)); 22439 22440 installedLatch.countDown(); 22441 freezer.close(); 22442 22443 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22444 switch (status) { 22445 case PackageInstaller.STATUS_SUCCESS: 22446 mMoveCallbacks.notifyStatusChanged(moveId, 22447 PackageManager.MOVE_SUCCEEDED); 22448 break; 22449 case PackageInstaller.STATUS_FAILURE_STORAGE: 22450 mMoveCallbacks.notifyStatusChanged(moveId, 22451 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22452 break; 22453 default: 22454 mMoveCallbacks.notifyStatusChanged(moveId, 22455 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22456 break; 22457 } 22458 } 22459 }; 22460 22461 final MoveInfo move; 22462 if (moveCompleteApp) { 22463 // Kick off a thread to report progress estimates 22464 new Thread() { 22465 @Override 22466 public void run() { 22467 while (true) { 22468 try { 22469 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22470 break; 22471 } 22472 } catch (InterruptedException ignored) { 22473 } 22474 22475 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22476 final int progress = 10 + (int) MathUtils.constrain( 22477 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22478 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22479 } 22480 } 22481 }.start(); 22482 22483 final String dataAppName = codeFile.getName(); 22484 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22485 dataAppName, appId, seinfo, targetSdkVersion); 22486 } else { 22487 move = null; 22488 } 22489 22490 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22491 22492 final Message msg = mHandler.obtainMessage(INIT_COPY); 22493 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22494 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22495 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22496 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22497 PackageManager.INSTALL_REASON_UNKNOWN); 22498 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22499 msg.obj = params; 22500 22501 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22502 System.identityHashCode(msg.obj)); 22503 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22504 System.identityHashCode(msg.obj)); 22505 22506 mHandler.sendMessage(msg); 22507 } 22508 22509 @Override 22510 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22511 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22512 22513 final int realMoveId = mNextMoveId.getAndIncrement(); 22514 final Bundle extras = new Bundle(); 22515 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22516 mMoveCallbacks.notifyCreated(realMoveId, extras); 22517 22518 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22519 @Override 22520 public void onCreated(int moveId, Bundle extras) { 22521 // Ignored 22522 } 22523 22524 @Override 22525 public void onStatusChanged(int moveId, int status, long estMillis) { 22526 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22527 } 22528 }; 22529 22530 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22531 storage.setPrimaryStorageUuid(volumeUuid, callback); 22532 return realMoveId; 22533 } 22534 22535 @Override 22536 public int getMoveStatus(int moveId) { 22537 mContext.enforceCallingOrSelfPermission( 22538 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22539 return mMoveCallbacks.mLastStatus.get(moveId); 22540 } 22541 22542 @Override 22543 public void registerMoveCallback(IPackageMoveObserver callback) { 22544 mContext.enforceCallingOrSelfPermission( 22545 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22546 mMoveCallbacks.register(callback); 22547 } 22548 22549 @Override 22550 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22551 mContext.enforceCallingOrSelfPermission( 22552 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22553 mMoveCallbacks.unregister(callback); 22554 } 22555 22556 @Override 22557 public boolean setInstallLocation(int loc) { 22558 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22559 null); 22560 if (getInstallLocation() == loc) { 22561 return true; 22562 } 22563 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22564 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22565 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22566 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22567 return true; 22568 } 22569 return false; 22570 } 22571 22572 @Override 22573 public int getInstallLocation() { 22574 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22575 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22576 PackageHelper.APP_INSTALL_AUTO); 22577 } 22578 22579 /** Called by UserManagerService */ 22580 void cleanUpUser(UserManagerService userManager, int userHandle) { 22581 synchronized (mPackages) { 22582 mDirtyUsers.remove(userHandle); 22583 mUserNeedsBadging.delete(userHandle); 22584 mSettings.removeUserLPw(userHandle); 22585 mPendingBroadcasts.remove(userHandle); 22586 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22587 removeUnusedPackagesLPw(userManager, userHandle); 22588 } 22589 } 22590 22591 /** 22592 * We're removing userHandle and would like to remove any downloaded packages 22593 * that are no longer in use by any other user. 22594 * @param userHandle the user being removed 22595 */ 22596 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22597 final boolean DEBUG_CLEAN_APKS = false; 22598 int [] users = userManager.getUserIds(); 22599 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22600 while (psit.hasNext()) { 22601 PackageSetting ps = psit.next(); 22602 if (ps.pkg == null) { 22603 continue; 22604 } 22605 final String packageName = ps.pkg.packageName; 22606 // Skip over if system app 22607 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22608 continue; 22609 } 22610 if (DEBUG_CLEAN_APKS) { 22611 Slog.i(TAG, "Checking package " + packageName); 22612 } 22613 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22614 if (keep) { 22615 if (DEBUG_CLEAN_APKS) { 22616 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22617 } 22618 } else { 22619 for (int i = 0; i < users.length; i++) { 22620 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22621 keep = true; 22622 if (DEBUG_CLEAN_APKS) { 22623 Slog.i(TAG, " Keeping package " + packageName + " for user " 22624 + users[i]); 22625 } 22626 break; 22627 } 22628 } 22629 } 22630 if (!keep) { 22631 if (DEBUG_CLEAN_APKS) { 22632 Slog.i(TAG, " Removing package " + packageName); 22633 } 22634 mHandler.post(new Runnable() { 22635 public void run() { 22636 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22637 userHandle, 0); 22638 } //end run 22639 }); 22640 } 22641 } 22642 } 22643 22644 /** Called by UserManagerService */ 22645 void createNewUser(int userId, String[] disallowedPackages) { 22646 synchronized (mInstallLock) { 22647 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22648 } 22649 synchronized (mPackages) { 22650 scheduleWritePackageRestrictionsLocked(userId); 22651 scheduleWritePackageListLocked(userId); 22652 applyFactoryDefaultBrowserLPw(userId); 22653 primeDomainVerificationsLPw(userId); 22654 } 22655 } 22656 22657 void onNewUserCreated(final int userId) { 22658 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22659 // If permission review for legacy apps is required, we represent 22660 // dagerous permissions for such apps as always granted runtime 22661 // permissions to keep per user flag state whether review is needed. 22662 // Hence, if a new user is added we have to propagate dangerous 22663 // permission grants for these legacy apps. 22664 if (mPermissionReviewRequired) { 22665 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22666 | UPDATE_PERMISSIONS_REPLACE_ALL); 22667 } 22668 } 22669 22670 @Override 22671 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22672 mContext.enforceCallingOrSelfPermission( 22673 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22674 "Only package verification agents can read the verifier device identity"); 22675 22676 synchronized (mPackages) { 22677 return mSettings.getVerifierDeviceIdentityLPw(); 22678 } 22679 } 22680 22681 @Override 22682 public void setPermissionEnforced(String permission, boolean enforced) { 22683 // TODO: Now that we no longer change GID for storage, this should to away. 22684 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22685 "setPermissionEnforced"); 22686 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22687 synchronized (mPackages) { 22688 if (mSettings.mReadExternalStorageEnforced == null 22689 || mSettings.mReadExternalStorageEnforced != enforced) { 22690 mSettings.mReadExternalStorageEnforced = enforced; 22691 mSettings.writeLPr(); 22692 } 22693 } 22694 // kill any non-foreground processes so we restart them and 22695 // grant/revoke the GID. 22696 final IActivityManager am = ActivityManager.getService(); 22697 if (am != null) { 22698 final long token = Binder.clearCallingIdentity(); 22699 try { 22700 am.killProcessesBelowForeground("setPermissionEnforcement"); 22701 } catch (RemoteException e) { 22702 } finally { 22703 Binder.restoreCallingIdentity(token); 22704 } 22705 } 22706 } else { 22707 throw new IllegalArgumentException("No selective enforcement for " + permission); 22708 } 22709 } 22710 22711 @Override 22712 @Deprecated 22713 public boolean isPermissionEnforced(String permission) { 22714 return true; 22715 } 22716 22717 @Override 22718 public boolean isStorageLow() { 22719 final long token = Binder.clearCallingIdentity(); 22720 try { 22721 final DeviceStorageMonitorInternal 22722 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22723 if (dsm != null) { 22724 return dsm.isMemoryLow(); 22725 } else { 22726 return false; 22727 } 22728 } finally { 22729 Binder.restoreCallingIdentity(token); 22730 } 22731 } 22732 22733 @Override 22734 public IPackageInstaller getPackageInstaller() { 22735 return mInstallerService; 22736 } 22737 22738 private boolean userNeedsBadging(int userId) { 22739 int index = mUserNeedsBadging.indexOfKey(userId); 22740 if (index < 0) { 22741 final UserInfo userInfo; 22742 final long token = Binder.clearCallingIdentity(); 22743 try { 22744 userInfo = sUserManager.getUserInfo(userId); 22745 } finally { 22746 Binder.restoreCallingIdentity(token); 22747 } 22748 final boolean b; 22749 if (userInfo != null && userInfo.isManagedProfile()) { 22750 b = true; 22751 } else { 22752 b = false; 22753 } 22754 mUserNeedsBadging.put(userId, b); 22755 return b; 22756 } 22757 return mUserNeedsBadging.valueAt(index); 22758 } 22759 22760 @Override 22761 public KeySet getKeySetByAlias(String packageName, String alias) { 22762 if (packageName == null || alias == null) { 22763 return null; 22764 } 22765 synchronized(mPackages) { 22766 final PackageParser.Package pkg = mPackages.get(packageName); 22767 if (pkg == null) { 22768 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22769 throw new IllegalArgumentException("Unknown package: " + packageName); 22770 } 22771 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22772 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22773 } 22774 } 22775 22776 @Override 22777 public KeySet getSigningKeySet(String packageName) { 22778 if (packageName == null) { 22779 return null; 22780 } 22781 synchronized(mPackages) { 22782 final PackageParser.Package pkg = mPackages.get(packageName); 22783 if (pkg == null) { 22784 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22785 throw new IllegalArgumentException("Unknown package: " + packageName); 22786 } 22787 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22788 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22789 throw new SecurityException("May not access signing KeySet of other apps."); 22790 } 22791 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22792 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22793 } 22794 } 22795 22796 @Override 22797 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22798 if (packageName == null || ks == null) { 22799 return false; 22800 } 22801 synchronized(mPackages) { 22802 final PackageParser.Package pkg = mPackages.get(packageName); 22803 if (pkg == null) { 22804 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22805 throw new IllegalArgumentException("Unknown package: " + packageName); 22806 } 22807 IBinder ksh = ks.getToken(); 22808 if (ksh instanceof KeySetHandle) { 22809 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22810 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22811 } 22812 return false; 22813 } 22814 } 22815 22816 @Override 22817 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22818 if (packageName == null || ks == null) { 22819 return false; 22820 } 22821 synchronized(mPackages) { 22822 final PackageParser.Package pkg = mPackages.get(packageName); 22823 if (pkg == null) { 22824 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22825 throw new IllegalArgumentException("Unknown package: " + packageName); 22826 } 22827 IBinder ksh = ks.getToken(); 22828 if (ksh instanceof KeySetHandle) { 22829 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22830 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22831 } 22832 return false; 22833 } 22834 } 22835 22836 private void deletePackageIfUnusedLPr(final String packageName) { 22837 PackageSetting ps = mSettings.mPackages.get(packageName); 22838 if (ps == null) { 22839 return; 22840 } 22841 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22842 // TODO Implement atomic delete if package is unused 22843 // It is currently possible that the package will be deleted even if it is installed 22844 // after this method returns. 22845 mHandler.post(new Runnable() { 22846 public void run() { 22847 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22848 0, PackageManager.DELETE_ALL_USERS); 22849 } 22850 }); 22851 } 22852 } 22853 22854 /** 22855 * Check and throw if the given before/after packages would be considered a 22856 * downgrade. 22857 */ 22858 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22859 throws PackageManagerException { 22860 if (after.versionCode < before.mVersionCode) { 22861 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22862 "Update version code " + after.versionCode + " is older than current " 22863 + before.mVersionCode); 22864 } else if (after.versionCode == before.mVersionCode) { 22865 if (after.baseRevisionCode < before.baseRevisionCode) { 22866 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22867 "Update base revision code " + after.baseRevisionCode 22868 + " is older than current " + before.baseRevisionCode); 22869 } 22870 22871 if (!ArrayUtils.isEmpty(after.splitNames)) { 22872 for (int i = 0; i < after.splitNames.length; i++) { 22873 final String splitName = after.splitNames[i]; 22874 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22875 if (j != -1) { 22876 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22877 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22878 "Update split " + splitName + " revision code " 22879 + after.splitRevisionCodes[i] + " is older than current " 22880 + before.splitRevisionCodes[j]); 22881 } 22882 } 22883 } 22884 } 22885 } 22886 } 22887 22888 private static class MoveCallbacks extends Handler { 22889 private static final int MSG_CREATED = 1; 22890 private static final int MSG_STATUS_CHANGED = 2; 22891 22892 private final RemoteCallbackList<IPackageMoveObserver> 22893 mCallbacks = new RemoteCallbackList<>(); 22894 22895 private final SparseIntArray mLastStatus = new SparseIntArray(); 22896 22897 public MoveCallbacks(Looper looper) { 22898 super(looper); 22899 } 22900 22901 public void register(IPackageMoveObserver callback) { 22902 mCallbacks.register(callback); 22903 } 22904 22905 public void unregister(IPackageMoveObserver callback) { 22906 mCallbacks.unregister(callback); 22907 } 22908 22909 @Override 22910 public void handleMessage(Message msg) { 22911 final SomeArgs args = (SomeArgs) msg.obj; 22912 final int n = mCallbacks.beginBroadcast(); 22913 for (int i = 0; i < n; i++) { 22914 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22915 try { 22916 invokeCallback(callback, msg.what, args); 22917 } catch (RemoteException ignored) { 22918 } 22919 } 22920 mCallbacks.finishBroadcast(); 22921 args.recycle(); 22922 } 22923 22924 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22925 throws RemoteException { 22926 switch (what) { 22927 case MSG_CREATED: { 22928 callback.onCreated(args.argi1, (Bundle) args.arg2); 22929 break; 22930 } 22931 case MSG_STATUS_CHANGED: { 22932 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22933 break; 22934 } 22935 } 22936 } 22937 22938 private void notifyCreated(int moveId, Bundle extras) { 22939 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22940 22941 final SomeArgs args = SomeArgs.obtain(); 22942 args.argi1 = moveId; 22943 args.arg2 = extras; 22944 obtainMessage(MSG_CREATED, args).sendToTarget(); 22945 } 22946 22947 private void notifyStatusChanged(int moveId, int status) { 22948 notifyStatusChanged(moveId, status, -1); 22949 } 22950 22951 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22952 Slog.v(TAG, "Move " + moveId + " status " + status); 22953 22954 final SomeArgs args = SomeArgs.obtain(); 22955 args.argi1 = moveId; 22956 args.argi2 = status; 22957 args.arg3 = estMillis; 22958 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22959 22960 synchronized (mLastStatus) { 22961 mLastStatus.put(moveId, status); 22962 } 22963 } 22964 } 22965 22966 private final static class OnPermissionChangeListeners extends Handler { 22967 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22968 22969 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22970 new RemoteCallbackList<>(); 22971 22972 public OnPermissionChangeListeners(Looper looper) { 22973 super(looper); 22974 } 22975 22976 @Override 22977 public void handleMessage(Message msg) { 22978 switch (msg.what) { 22979 case MSG_ON_PERMISSIONS_CHANGED: { 22980 final int uid = msg.arg1; 22981 handleOnPermissionsChanged(uid); 22982 } break; 22983 } 22984 } 22985 22986 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22987 mPermissionListeners.register(listener); 22988 22989 } 22990 22991 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22992 mPermissionListeners.unregister(listener); 22993 } 22994 22995 public void onPermissionsChanged(int uid) { 22996 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22997 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22998 } 22999 } 23000 23001 private void handleOnPermissionsChanged(int uid) { 23002 final int count = mPermissionListeners.beginBroadcast(); 23003 try { 23004 for (int i = 0; i < count; i++) { 23005 IOnPermissionsChangeListener callback = mPermissionListeners 23006 .getBroadcastItem(i); 23007 try { 23008 callback.onPermissionsChanged(uid); 23009 } catch (RemoteException e) { 23010 Log.e(TAG, "Permission listener is dead", e); 23011 } 23012 } 23013 } finally { 23014 mPermissionListeners.finishBroadcast(); 23015 } 23016 } 23017 } 23018 23019 private class PackageManagerInternalImpl extends PackageManagerInternal { 23020 @Override 23021 public void setLocationPackagesProvider(PackagesProvider provider) { 23022 synchronized (mPackages) { 23023 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 23024 } 23025 } 23026 23027 @Override 23028 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23029 synchronized (mPackages) { 23030 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 23031 } 23032 } 23033 23034 @Override 23035 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23036 synchronized (mPackages) { 23037 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 23038 } 23039 } 23040 23041 @Override 23042 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23043 synchronized (mPackages) { 23044 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 23045 } 23046 } 23047 23048 @Override 23049 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23050 synchronized (mPackages) { 23051 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 23052 } 23053 } 23054 23055 @Override 23056 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23057 synchronized (mPackages) { 23058 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23059 } 23060 } 23061 23062 @Override 23063 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23064 synchronized (mPackages) { 23065 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23066 packageName, userId); 23067 } 23068 } 23069 23070 @Override 23071 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23072 synchronized (mPackages) { 23073 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23074 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23075 packageName, userId); 23076 } 23077 } 23078 23079 @Override 23080 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23081 synchronized (mPackages) { 23082 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23083 packageName, userId); 23084 } 23085 } 23086 23087 @Override 23088 public void setKeepUninstalledPackages(final List<String> packageList) { 23089 Preconditions.checkNotNull(packageList); 23090 List<String> removedFromList = null; 23091 synchronized (mPackages) { 23092 if (mKeepUninstalledPackages != null) { 23093 final int packagesCount = mKeepUninstalledPackages.size(); 23094 for (int i = 0; i < packagesCount; i++) { 23095 String oldPackage = mKeepUninstalledPackages.get(i); 23096 if (packageList != null && packageList.contains(oldPackage)) { 23097 continue; 23098 } 23099 if (removedFromList == null) { 23100 removedFromList = new ArrayList<>(); 23101 } 23102 removedFromList.add(oldPackage); 23103 } 23104 } 23105 mKeepUninstalledPackages = new ArrayList<>(packageList); 23106 if (removedFromList != null) { 23107 final int removedCount = removedFromList.size(); 23108 for (int i = 0; i < removedCount; i++) { 23109 deletePackageIfUnusedLPr(removedFromList.get(i)); 23110 } 23111 } 23112 } 23113 } 23114 23115 @Override 23116 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23117 synchronized (mPackages) { 23118 // If we do not support permission review, done. 23119 if (!mPermissionReviewRequired) { 23120 return false; 23121 } 23122 23123 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23124 if (packageSetting == null) { 23125 return false; 23126 } 23127 23128 // Permission review applies only to apps not supporting the new permission model. 23129 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23130 return false; 23131 } 23132 23133 // Legacy apps have the permission and get user consent on launch. 23134 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23135 return permissionsState.isPermissionReviewRequired(userId); 23136 } 23137 } 23138 23139 @Override 23140 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23141 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23142 } 23143 23144 @Override 23145 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23146 int userId) { 23147 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23148 } 23149 23150 @Override 23151 public void setDeviceAndProfileOwnerPackages( 23152 int deviceOwnerUserId, String deviceOwnerPackage, 23153 SparseArray<String> profileOwnerPackages) { 23154 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23155 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23156 } 23157 23158 @Override 23159 public boolean isPackageDataProtected(int userId, String packageName) { 23160 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23161 } 23162 23163 @Override 23164 public boolean isPackageEphemeral(int userId, String packageName) { 23165 synchronized (mPackages) { 23166 final PackageSetting ps = mSettings.mPackages.get(packageName); 23167 return ps != null ? ps.getInstantApp(userId) : false; 23168 } 23169 } 23170 23171 @Override 23172 public boolean wasPackageEverLaunched(String packageName, int userId) { 23173 synchronized (mPackages) { 23174 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23175 } 23176 } 23177 23178 @Override 23179 public void grantRuntimePermission(String packageName, String name, int userId, 23180 boolean overridePolicy) { 23181 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23182 overridePolicy); 23183 } 23184 23185 @Override 23186 public void revokeRuntimePermission(String packageName, String name, int userId, 23187 boolean overridePolicy) { 23188 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23189 overridePolicy); 23190 } 23191 23192 @Override 23193 public String getNameForUid(int uid) { 23194 return PackageManagerService.this.getNameForUid(uid); 23195 } 23196 23197 @Override 23198 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23199 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23200 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23201 responseObj, origIntent, resolvedType, callingPackage, userId); 23202 } 23203 23204 @Override 23205 public void grantEphemeralAccess(int userId, Intent intent, 23206 int targetAppId, int ephemeralAppId) { 23207 synchronized (mPackages) { 23208 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23209 targetAppId, ephemeralAppId); 23210 } 23211 } 23212 23213 @Override 23214 public boolean isInstantAppInstallerComponent(ComponentName component) { 23215 synchronized (mPackages) { 23216 return component != null && component.equals(mInstantAppInstallerComponent); 23217 } 23218 } 23219 23220 @Override 23221 public void pruneInstantApps() { 23222 synchronized (mPackages) { 23223 mInstantAppRegistry.pruneInstantAppsLPw(); 23224 } 23225 } 23226 23227 @Override 23228 public String getSetupWizardPackageName() { 23229 return mSetupWizardPackage; 23230 } 23231 23232 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23233 if (policy != null) { 23234 mExternalSourcesPolicy = policy; 23235 } 23236 } 23237 23238 @Override 23239 public boolean isPackagePersistent(String packageName) { 23240 synchronized (mPackages) { 23241 PackageParser.Package pkg = mPackages.get(packageName); 23242 return pkg != null 23243 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23244 | ApplicationInfo.FLAG_PERSISTENT)) == 23245 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23246 : false; 23247 } 23248 } 23249 23250 @Override 23251 public List<PackageInfo> getOverlayPackages(int userId) { 23252 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23253 synchronized (mPackages) { 23254 for (PackageParser.Package p : mPackages.values()) { 23255 if (p.mOverlayTarget != null) { 23256 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23257 if (pkg != null) { 23258 overlayPackages.add(pkg); 23259 } 23260 } 23261 } 23262 } 23263 return overlayPackages; 23264 } 23265 23266 @Override 23267 public List<String> getTargetPackageNames(int userId) { 23268 List<String> targetPackages = new ArrayList<>(); 23269 synchronized (mPackages) { 23270 for (PackageParser.Package p : mPackages.values()) { 23271 if (p.mOverlayTarget == null) { 23272 targetPackages.add(p.packageName); 23273 } 23274 } 23275 } 23276 return targetPackages; 23277 } 23278 23279 @Override 23280 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23281 @Nullable List<String> overlayPackageNames) { 23282 synchronized (mPackages) { 23283 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23284 Slog.e(TAG, "failed to find package " + targetPackageName); 23285 return false; 23286 } 23287 23288 ArrayList<String> paths = null; 23289 if (overlayPackageNames != null) { 23290 final int N = overlayPackageNames.size(); 23291 paths = new ArrayList<>(N); 23292 for (int i = 0; i < N; i++) { 23293 final String packageName = overlayPackageNames.get(i); 23294 final PackageParser.Package pkg = mPackages.get(packageName); 23295 if (pkg == null) { 23296 Slog.e(TAG, "failed to find package " + packageName); 23297 return false; 23298 } 23299 paths.add(pkg.baseCodePath); 23300 } 23301 } 23302 23303 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23304 mEnabledOverlayPaths.get(userId); 23305 if (userSpecificOverlays == null) { 23306 userSpecificOverlays = new ArrayMap<>(); 23307 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23308 } 23309 23310 if (paths != null && paths.size() > 0) { 23311 userSpecificOverlays.put(targetPackageName, paths); 23312 } else { 23313 userSpecificOverlays.remove(targetPackageName); 23314 } 23315 return true; 23316 } 23317 } 23318 23319 @Override 23320 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23321 int flags, int userId) { 23322 return resolveIntentInternal( 23323 intent, resolvedType, flags, userId, true /*includeInstantApps*/); 23324 } 23325 23326 @Override 23327 public ResolveInfo resolveService(Intent intent, String resolvedType, 23328 int flags, int userId, int callingUid) { 23329 return resolveServiceInternal( 23330 intent, resolvedType, flags, userId, callingUid, true /*includeInstantApps*/); 23331 } 23332 23333 23334 @Override 23335 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23336 synchronized (mPackages) { 23337 mIsolatedOwners.put(isolatedUid, ownerUid); 23338 } 23339 } 23340 23341 @Override 23342 public void removeIsolatedUid(int isolatedUid) { 23343 synchronized (mPackages) { 23344 mIsolatedOwners.delete(isolatedUid); 23345 } 23346 } 23347 } 23348 23349 @Override 23350 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23351 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23352 synchronized (mPackages) { 23353 final long identity = Binder.clearCallingIdentity(); 23354 try { 23355 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23356 packageNames, userId); 23357 } finally { 23358 Binder.restoreCallingIdentity(identity); 23359 } 23360 } 23361 } 23362 23363 @Override 23364 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23365 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23366 synchronized (mPackages) { 23367 final long identity = Binder.clearCallingIdentity(); 23368 try { 23369 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23370 packageNames, userId); 23371 } finally { 23372 Binder.restoreCallingIdentity(identity); 23373 } 23374 } 23375 } 23376 23377 private static void enforceSystemOrPhoneCaller(String tag) { 23378 int callingUid = Binder.getCallingUid(); 23379 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23380 throw new SecurityException( 23381 "Cannot call " + tag + " from UID " + callingUid); 23382 } 23383 } 23384 23385 boolean isHistoricalPackageUsageAvailable() { 23386 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23387 } 23388 23389 /** 23390 * Return a <b>copy</b> of the collection of packages known to the package manager. 23391 * @return A copy of the values of mPackages. 23392 */ 23393 Collection<PackageParser.Package> getPackages() { 23394 synchronized (mPackages) { 23395 return new ArrayList<>(mPackages.values()); 23396 } 23397 } 23398 23399 /** 23400 * Logs process start information (including base APK hash) to the security log. 23401 * @hide 23402 */ 23403 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23404 String apkFile, int pid) { 23405 if (!SecurityLog.isLoggingEnabled()) { 23406 return; 23407 } 23408 Bundle data = new Bundle(); 23409 data.putLong("startTimestamp", System.currentTimeMillis()); 23410 data.putString("processName", processName); 23411 data.putInt("uid", uid); 23412 data.putString("seinfo", seinfo); 23413 data.putString("apkFile", apkFile); 23414 data.putInt("pid", pid); 23415 Message msg = mProcessLoggingHandler.obtainMessage( 23416 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23417 msg.setData(data); 23418 mProcessLoggingHandler.sendMessage(msg); 23419 } 23420 23421 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23422 return mCompilerStats.getPackageStats(pkgName); 23423 } 23424 23425 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23426 return getOrCreateCompilerPackageStats(pkg.packageName); 23427 } 23428 23429 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23430 return mCompilerStats.getOrCreatePackageStats(pkgName); 23431 } 23432 23433 public void deleteCompilerPackageStats(String pkgName) { 23434 mCompilerStats.deletePackageStats(pkgName); 23435 } 23436 23437 @Override 23438 public int getInstallReason(String packageName, int userId) { 23439 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23440 true /* requireFullPermission */, false /* checkShell */, 23441 "get install reason"); 23442 synchronized (mPackages) { 23443 final PackageSetting ps = mSettings.mPackages.get(packageName); 23444 if (ps != null) { 23445 return ps.getInstallReason(userId); 23446 } 23447 } 23448 return PackageManager.INSTALL_REASON_UNKNOWN; 23449 } 23450 23451 @Override 23452 public boolean canRequestPackageInstalls(String packageName, int userId) { 23453 int callingUid = Binder.getCallingUid(); 23454 int uid = getPackageUid(packageName, 0, userId); 23455 if (callingUid != uid && callingUid != Process.ROOT_UID 23456 && callingUid != Process.SYSTEM_UID) { 23457 throw new SecurityException( 23458 "Caller uid " + callingUid + " does not own package " + packageName); 23459 } 23460 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23461 if (info == null) { 23462 return false; 23463 } 23464 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23465 throw new UnsupportedOperationException( 23466 "Operation only supported on apps targeting Android O or higher"); 23467 } 23468 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23469 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23470 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23471 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23472 } 23473 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23474 return false; 23475 } 23476 if (mExternalSourcesPolicy != null) { 23477 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23478 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23479 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23480 } 23481 } 23482 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23483 } 23484 23485 @Override 23486 public ComponentName getInstantAppResolverSettingsComponent() { 23487 return mInstantAppResolverSettingsComponent; 23488 } 23489} 23490