PackageManagerService.java revision 50d946c13a5a47c6617530425479b0ad4f381700
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ChangedPackages; 130import android.content.pm.ComponentInfo; 131import android.content.pm.InstantAppRequest; 132import android.content.pm.AuxiliaryResolveInfo; 133import android.content.pm.FallbackCategoryProvider; 134import android.content.pm.FeatureInfo; 135import android.content.pm.IOnPermissionsChangeListener; 136import android.content.pm.IPackageDataObserver; 137import android.content.pm.IPackageDeleteObserver; 138import android.content.pm.IPackageDeleteObserver2; 139import android.content.pm.IPackageInstallObserver2; 140import android.content.pm.IPackageInstaller; 141import android.content.pm.IPackageManager; 142import android.content.pm.IPackageMoveObserver; 143import android.content.pm.IPackageStatsObserver; 144import android.content.pm.InstantAppInfo; 145import android.content.pm.InstantAppResolveInfo; 146import android.content.pm.InstrumentationInfo; 147import android.content.pm.IntentFilterVerificationInfo; 148import android.content.pm.KeySet; 149import android.content.pm.PackageCleanItem; 150import android.content.pm.PackageInfo; 151import android.content.pm.PackageInfoLite; 152import android.content.pm.PackageInstaller; 153import android.content.pm.PackageManager; 154import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 155import android.content.pm.PackageManagerInternal; 156import android.content.pm.PackageParser; 157import android.content.pm.PackageParser.ActivityIntentInfo; 158import android.content.pm.PackageParser.PackageLite; 159import android.content.pm.PackageParser.PackageParserException; 160import android.content.pm.PackageStats; 161import android.content.pm.PackageUserState; 162import android.content.pm.ParceledListSlice; 163import android.content.pm.PermissionGroupInfo; 164import android.content.pm.PermissionInfo; 165import android.content.pm.ProviderInfo; 166import android.content.pm.ResolveInfo; 167import android.content.pm.SELinuxUtil; 168import android.content.pm.ServiceInfo; 169import android.content.pm.SharedLibraryInfo; 170import android.content.pm.Signature; 171import android.content.pm.UserInfo; 172import android.content.pm.VerifierDeviceIdentity; 173import android.content.pm.VerifierInfo; 174import android.content.pm.VersionedPackage; 175import android.content.res.Resources; 176import android.graphics.Bitmap; 177import android.hardware.display.DisplayManager; 178import android.net.Uri; 179import android.os.Binder; 180import android.os.Build; 181import android.os.Bundle; 182import android.os.Debug; 183import android.os.Environment; 184import android.os.Environment.UserEnvironment; 185import android.os.FileUtils; 186import android.os.Handler; 187import android.os.IBinder; 188import android.os.Looper; 189import android.os.Message; 190import android.os.Parcel; 191import android.os.ParcelFileDescriptor; 192import android.os.PatternMatcher; 193import android.os.Process; 194import android.os.RemoteCallbackList; 195import android.os.RemoteException; 196import android.os.ResultReceiver; 197import android.os.SELinux; 198import android.os.ServiceManager; 199import android.os.ShellCallback; 200import android.os.SystemClock; 201import android.os.SystemProperties; 202import android.os.Trace; 203import android.os.UserHandle; 204import android.os.UserManager; 205import android.os.UserManagerInternal; 206import android.os.storage.IStorageManager; 207import android.os.storage.StorageEventListener; 208import android.os.storage.StorageManager; 209import android.os.storage.StorageManagerInternal; 210import android.os.storage.VolumeInfo; 211import android.os.storage.VolumeRecord; 212import android.provider.Settings.Global; 213import android.provider.Settings.Secure; 214import android.security.KeyStore; 215import android.security.SystemKeyStore; 216import android.service.pm.PackageServiceDumpProto; 217import android.system.ErrnoException; 218import android.system.Os; 219import android.text.TextUtils; 220import android.text.format.DateUtils; 221import android.util.ArrayMap; 222import android.util.ArraySet; 223import android.util.Base64; 224import android.util.DisplayMetrics; 225import android.util.EventLog; 226import android.util.ExceptionUtils; 227import android.util.Log; 228import android.util.LogPrinter; 229import android.util.MathUtils; 230import android.util.PackageUtils; 231import android.util.Pair; 232import android.util.PrintStreamPrinter; 233import android.util.Slog; 234import android.util.SparseArray; 235import android.util.SparseBooleanArray; 236import android.util.SparseIntArray; 237import android.util.Xml; 238import android.util.jar.StrictJarFile; 239import android.util.proto.ProtoOutputStream; 240import android.view.Display; 241 242import com.android.internal.R; 243import com.android.internal.annotations.GuardedBy; 244import com.android.internal.app.IMediaContainerService; 245import com.android.internal.app.ResolverActivity; 246import com.android.internal.content.NativeLibraryHelper; 247import com.android.internal.content.PackageHelper; 248import com.android.internal.logging.MetricsLogger; 249import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 250import com.android.internal.os.IParcelFileDescriptorFactory; 251import com.android.internal.os.RoSystemProperties; 252import com.android.internal.os.SomeArgs; 253import com.android.internal.os.Zygote; 254import com.android.internal.telephony.CarrierAppUtils; 255import com.android.internal.util.ArrayUtils; 256import com.android.internal.util.ConcurrentUtils; 257import com.android.internal.util.FastPrintWriter; 258import com.android.internal.util.FastXmlSerializer; 259import com.android.internal.util.IndentingPrintWriter; 260import com.android.internal.util.Preconditions; 261import com.android.internal.util.XmlUtils; 262import com.android.server.AttributeCache; 263import com.android.server.DeviceIdleController; 264import com.android.server.EventLogTags; 265import com.android.server.FgThread; 266import com.android.server.IntentResolver; 267import com.android.server.LocalServices; 268import com.android.server.LockGuard; 269import com.android.server.ServiceThread; 270import com.android.server.SystemConfig; 271import com.android.server.SystemServerInitThreadPool; 272import com.android.server.Watchdog; 273import com.android.server.net.NetworkPolicyManagerInternal; 274import com.android.server.pm.BackgroundDexOptService; 275import com.android.server.pm.Installer.InstallerException; 276import com.android.server.pm.PermissionsState.PermissionState; 277import com.android.server.pm.Settings.DatabaseVersion; 278import com.android.server.pm.Settings.VersionInfo; 279import com.android.server.pm.dex.DexManager; 280import com.android.server.storage.DeviceStorageMonitorInternal; 281 282import dalvik.system.CloseGuard; 283import dalvik.system.DexFile; 284import dalvik.system.VMRuntime; 285 286import libcore.io.IoUtils; 287import libcore.util.EmptyArray; 288 289import org.xmlpull.v1.XmlPullParser; 290import org.xmlpull.v1.XmlPullParserException; 291import org.xmlpull.v1.XmlSerializer; 292 293import java.io.BufferedOutputStream; 294import java.io.BufferedReader; 295import java.io.ByteArrayInputStream; 296import java.io.ByteArrayOutputStream; 297import java.io.File; 298import java.io.FileDescriptor; 299import java.io.FileInputStream; 300import java.io.FileNotFoundException; 301import java.io.FileOutputStream; 302import java.io.FileReader; 303import java.io.FilenameFilter; 304import java.io.IOException; 305import java.io.PrintWriter; 306import java.nio.charset.StandardCharsets; 307import java.security.DigestInputStream; 308import java.security.MessageDigest; 309import java.security.NoSuchAlgorithmException; 310import java.security.PublicKey; 311import java.security.SecureRandom; 312import java.security.cert.Certificate; 313import java.security.cert.CertificateEncodingException; 314import java.security.cert.CertificateException; 315import java.text.SimpleDateFormat; 316import java.util.ArrayList; 317import java.util.Arrays; 318import java.util.Collection; 319import java.util.Collections; 320import java.util.Comparator; 321import java.util.Date; 322import java.util.HashMap; 323import java.util.HashSet; 324import java.util.Iterator; 325import java.util.List; 326import java.util.Map; 327import java.util.Objects; 328import java.util.Set; 329import java.util.concurrent.CountDownLatch; 330import java.util.concurrent.Future; 331import java.util.concurrent.TimeUnit; 332import java.util.concurrent.atomic.AtomicBoolean; 333import java.util.concurrent.atomic.AtomicInteger; 334 335/** 336 * Keep track of all those APKs everywhere. 337 * <p> 338 * Internally there are two important locks: 339 * <ul> 340 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 341 * and other related state. It is a fine-grained lock that should only be held 342 * momentarily, as it's one of the most contended locks in the system. 343 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 344 * operations typically involve heavy lifting of application data on disk. Since 345 * {@code installd} is single-threaded, and it's operations can often be slow, 346 * this lock should never be acquired while already holding {@link #mPackages}. 347 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 348 * holding {@link #mInstallLock}. 349 * </ul> 350 * Many internal methods rely on the caller to hold the appropriate locks, and 351 * this contract is expressed through method name suffixes: 352 * <ul> 353 * <li>fooLI(): the caller must hold {@link #mInstallLock} 354 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 355 * being modified must be frozen 356 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 357 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 358 * </ul> 359 * <p> 360 * Because this class is very central to the platform's security; please run all 361 * CTS and unit tests whenever making modifications: 362 * 363 * <pre> 364 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 365 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 366 * </pre> 367 */ 368public class PackageManagerService extends IPackageManager.Stub { 369 static final String TAG = "PackageManager"; 370 static final boolean DEBUG_SETTINGS = false; 371 static final boolean DEBUG_PREFERRED = false; 372 static final boolean DEBUG_UPGRADE = false; 373 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 374 private static final boolean DEBUG_BACKUP = false; 375 private static final boolean DEBUG_INSTALL = false; 376 private static final boolean DEBUG_REMOVE = false; 377 private static final boolean DEBUG_BROADCASTS = false; 378 private static final boolean DEBUG_SHOW_INFO = false; 379 private static final boolean DEBUG_PACKAGE_INFO = false; 380 private static final boolean DEBUG_INTENT_MATCHING = false; 381 private static final boolean DEBUG_PACKAGE_SCANNING = false; 382 private static final boolean DEBUG_VERIFY = false; 383 private static final boolean DEBUG_FILTERS = false; 384 385 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 386 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 387 // user, but by default initialize to this. 388 public static final boolean DEBUG_DEXOPT = false; 389 390 private static final boolean DEBUG_ABI_SELECTION = false; 391 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 392 private static final boolean DEBUG_TRIAGED_MISSING = false; 393 private static final boolean DEBUG_APP_DATA = false; 394 395 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 396 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 397 398 private static final boolean DISABLE_EPHEMERAL_APPS = false; 399 private static final boolean HIDE_EPHEMERAL_APIS = false; 400 401 private static final boolean ENABLE_FREE_CACHE_V2 = 402 SystemProperties.getBoolean("fw.free_cache_v2", true); 403 404 private static final int RADIO_UID = Process.PHONE_UID; 405 private static final int LOG_UID = Process.LOG_UID; 406 private static final int NFC_UID = Process.NFC_UID; 407 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 408 private static final int SHELL_UID = Process.SHELL_UID; 409 410 // Cap the size of permission trees that 3rd party apps can define 411 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 412 413 // Suffix used during package installation when copying/moving 414 // package apks to install directory. 415 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 416 417 static final int SCAN_NO_DEX = 1<<1; 418 static final int SCAN_FORCE_DEX = 1<<2; 419 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 420 static final int SCAN_NEW_INSTALL = 1<<4; 421 static final int SCAN_UPDATE_TIME = 1<<5; 422 static final int SCAN_BOOTING = 1<<6; 423 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 424 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 425 static final int SCAN_REPLACING = 1<<9; 426 static final int SCAN_REQUIRE_KNOWN = 1<<10; 427 static final int SCAN_MOVE = 1<<11; 428 static final int SCAN_INITIAL = 1<<12; 429 static final int SCAN_CHECK_ONLY = 1<<13; 430 static final int SCAN_DONT_KILL_APP = 1<<14; 431 static final int SCAN_IGNORE_FROZEN = 1<<15; 432 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 433 static final int SCAN_AS_INSTANT_APP = 1<<17; 434 static final int SCAN_AS_FULL_APP = 1<<18; 435 /** Should not be with the scan flags */ 436 static final int FLAGS_REMOVE_CHATTY = 1<<31; 437 438 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 439 440 private static final int[] EMPTY_INT_ARRAY = new int[0]; 441 442 /** 443 * Timeout (in milliseconds) after which the watchdog should declare that 444 * our handler thread is wedged. The usual default for such things is one 445 * minute but we sometimes do very lengthy I/O operations on this thread, 446 * such as installing multi-gigabyte applications, so ours needs to be longer. 447 */ 448 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 449 450 /** 451 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 452 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 453 * settings entry if available, otherwise we use the hardcoded default. If it's been 454 * more than this long since the last fstrim, we force one during the boot sequence. 455 * 456 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 457 * one gets run at the next available charging+idle time. This final mandatory 458 * no-fstrim check kicks in only of the other scheduling criteria is never met. 459 */ 460 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 461 462 /** 463 * Whether verification is enabled by default. 464 */ 465 private static final boolean DEFAULT_VERIFY_ENABLE = true; 466 467 /** 468 * The default maximum time to wait for the verification agent to return in 469 * milliseconds. 470 */ 471 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 472 473 /** 474 * The default response for package verification timeout. 475 * 476 * This can be either PackageManager.VERIFICATION_ALLOW or 477 * PackageManager.VERIFICATION_REJECT. 478 */ 479 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 480 481 static final String PLATFORM_PACKAGE_NAME = "android"; 482 483 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 484 485 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 486 DEFAULT_CONTAINER_PACKAGE, 487 "com.android.defcontainer.DefaultContainerService"); 488 489 private static final String KILL_APP_REASON_GIDS_CHANGED = 490 "permission grant or revoke changed gids"; 491 492 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 493 "permissions revoked"; 494 495 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 496 497 private static final String PACKAGE_SCHEME = "package"; 498 499 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 500 501 /** Permission grant: not grant the permission. */ 502 private static final int GRANT_DENIED = 1; 503 504 /** Permission grant: grant the permission as an install permission. */ 505 private static final int GRANT_INSTALL = 2; 506 507 /** Permission grant: grant the permission as a runtime one. */ 508 private static final int GRANT_RUNTIME = 3; 509 510 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 511 private static final int GRANT_UPGRADE = 4; 512 513 /** Canonical intent used to identify what counts as a "web browser" app */ 514 private static final Intent sBrowserIntent; 515 static { 516 sBrowserIntent = new Intent(); 517 sBrowserIntent.setAction(Intent.ACTION_VIEW); 518 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 519 sBrowserIntent.setData(Uri.parse("http:")); 520 } 521 522 /** 523 * The set of all protected actions [i.e. those actions for which a high priority 524 * intent filter is disallowed]. 525 */ 526 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 527 static { 528 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 531 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 532 } 533 534 // Compilation reasons. 535 public static final int REASON_FIRST_BOOT = 0; 536 public static final int REASON_BOOT = 1; 537 public static final int REASON_INSTALL = 2; 538 public static final int REASON_BACKGROUND_DEXOPT = 3; 539 public static final int REASON_AB_OTA = 4; 540 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 541 public static final int REASON_SHARED_APK = 6; 542 public static final int REASON_FORCED_DEXOPT = 7; 543 public static final int REASON_CORE_APP = 8; 544 545 public static final int REASON_LAST = REASON_CORE_APP; 546 547 /** All dangerous permission names in the same order as the events in MetricsEvent */ 548 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 549 Manifest.permission.READ_CALENDAR, 550 Manifest.permission.WRITE_CALENDAR, 551 Manifest.permission.CAMERA, 552 Manifest.permission.READ_CONTACTS, 553 Manifest.permission.WRITE_CONTACTS, 554 Manifest.permission.GET_ACCOUNTS, 555 Manifest.permission.ACCESS_FINE_LOCATION, 556 Manifest.permission.ACCESS_COARSE_LOCATION, 557 Manifest.permission.RECORD_AUDIO, 558 Manifest.permission.READ_PHONE_STATE, 559 Manifest.permission.CALL_PHONE, 560 Manifest.permission.READ_CALL_LOG, 561 Manifest.permission.WRITE_CALL_LOG, 562 Manifest.permission.ADD_VOICEMAIL, 563 Manifest.permission.USE_SIP, 564 Manifest.permission.PROCESS_OUTGOING_CALLS, 565 Manifest.permission.READ_CELL_BROADCASTS, 566 Manifest.permission.BODY_SENSORS, 567 Manifest.permission.SEND_SMS, 568 Manifest.permission.RECEIVE_SMS, 569 Manifest.permission.READ_SMS, 570 Manifest.permission.RECEIVE_WAP_PUSH, 571 Manifest.permission.RECEIVE_MMS, 572 Manifest.permission.READ_EXTERNAL_STORAGE, 573 Manifest.permission.WRITE_EXTERNAL_STORAGE, 574 Manifest.permission.READ_PHONE_NUMBER, 575 Manifest.permission.ANSWER_PHONE_CALLS); 576 577 578 /** 579 * Version number for the package parser cache. Increment this whenever the format or 580 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 581 */ 582 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 583 584 /** 585 * Whether the package parser cache is enabled. 586 */ 587 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 588 589 final ServiceThread mHandlerThread; 590 591 final PackageHandler mHandler; 592 593 private final ProcessLoggingHandler mProcessLoggingHandler; 594 595 /** 596 * Messages for {@link #mHandler} that need to wait for system ready before 597 * being dispatched. 598 */ 599 private ArrayList<Message> mPostSystemReadyMessages; 600 601 final int mSdkVersion = Build.VERSION.SDK_INT; 602 603 final Context mContext; 604 final boolean mFactoryTest; 605 final boolean mOnlyCore; 606 final DisplayMetrics mMetrics; 607 final int mDefParseFlags; 608 final String[] mSeparateProcesses; 609 final boolean mIsUpgrade; 610 final boolean mIsPreNUpgrade; 611 final boolean mIsPreNMR1Upgrade; 612 613 @GuardedBy("mPackages") 614 private boolean mDexOptDialogShown; 615 616 /** The location for ASEC container files on internal storage. */ 617 final String mAsecInternalPath; 618 619 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 620 // LOCK HELD. Can be called with mInstallLock held. 621 @GuardedBy("mInstallLock") 622 final Installer mInstaller; 623 624 /** Directory where installed third-party apps stored */ 625 final File mAppInstallDir; 626 627 /** 628 * Directory to which applications installed internally have their 629 * 32 bit native libraries copied. 630 */ 631 private File mAppLib32InstallDir; 632 633 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 634 // apps. 635 final File mDrmAppPrivateInstallDir; 636 637 // ---------------------------------------------------------------- 638 639 // Lock for state used when installing and doing other long running 640 // operations. Methods that must be called with this lock held have 641 // the suffix "LI". 642 final Object mInstallLock = new Object(); 643 644 // ---------------------------------------------------------------- 645 646 // Keys are String (package name), values are Package. This also serves 647 // as the lock for the global state. Methods that must be called with 648 // this lock held have the prefix "LP". 649 @GuardedBy("mPackages") 650 final ArrayMap<String, PackageParser.Package> mPackages = 651 new ArrayMap<String, PackageParser.Package>(); 652 653 final ArrayMap<String, Set<String>> mKnownCodebase = 654 new ArrayMap<String, Set<String>>(); 655 656 // List of APK paths to load for each user and package. This data is never 657 // persisted by the package manager. Instead, the overlay manager will 658 // ensure the data is up-to-date in runtime. 659 @GuardedBy("mPackages") 660 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 661 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 662 663 /** 664 * Tracks new system packages [received in an OTA] that we expect to 665 * find updated user-installed versions. Keys are package name, values 666 * are package location. 667 */ 668 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 669 /** 670 * Tracks high priority intent filters for protected actions. During boot, certain 671 * filter actions are protected and should never be allowed to have a high priority 672 * intent filter for them. However, there is one, and only one exception -- the 673 * setup wizard. It must be able to define a high priority intent filter for these 674 * actions to ensure there are no escapes from the wizard. We need to delay processing 675 * of these during boot as we need to look at all of the system packages in order 676 * to know which component is the setup wizard. 677 */ 678 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 679 /** 680 * Whether or not processing protected filters should be deferred. 681 */ 682 private boolean mDeferProtectedFilters = true; 683 684 /** 685 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 686 */ 687 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 688 /** 689 * Whether or not system app permissions should be promoted from install to runtime. 690 */ 691 boolean mPromoteSystemApps; 692 693 @GuardedBy("mPackages") 694 final Settings mSettings; 695 696 /** 697 * Set of package names that are currently "frozen", which means active 698 * surgery is being done on the code/data for that package. The platform 699 * will refuse to launch frozen packages to avoid race conditions. 700 * 701 * @see PackageFreezer 702 */ 703 @GuardedBy("mPackages") 704 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 705 706 final ProtectedPackages mProtectedPackages; 707 708 boolean mFirstBoot; 709 710 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 711 712 // System configuration read by SystemConfig. 713 final int[] mGlobalGids; 714 final SparseArray<ArraySet<String>> mSystemPermissions; 715 @GuardedBy("mAvailableFeatures") 716 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 717 718 // If mac_permissions.xml was found for seinfo labeling. 719 boolean mFoundPolicyFile; 720 721 private final InstantAppRegistry mInstantAppRegistry; 722 723 @GuardedBy("mPackages") 724 int mChangedPackagesSequenceNumber; 725 /** 726 * List of changed [installed, removed or updated] packages. 727 * mapping from user id -> sequence number -> package name 728 */ 729 @GuardedBy("mPackages") 730 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 731 /** 732 * The sequence number of the last change to a package. 733 * mapping from user id -> package name -> sequence number 734 */ 735 @GuardedBy("mPackages") 736 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 737 738 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 739 @Override public boolean hasFeature(String feature) { 740 return PackageManagerService.this.hasSystemFeature(feature, 0); 741 } 742 }; 743 744 public static final class SharedLibraryEntry { 745 public final String path; 746 public final String apk; 747 public final SharedLibraryInfo info; 748 749 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 750 String declaringPackageName, int declaringPackageVersionCode) { 751 path = _path; 752 apk = _apk; 753 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 754 declaringPackageName, declaringPackageVersionCode), null); 755 } 756 } 757 758 // Currently known shared libraries. 759 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 760 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 761 new ArrayMap<>(); 762 763 // All available activities, for your resolving pleasure. 764 final ActivityIntentResolver mActivities = 765 new ActivityIntentResolver(); 766 767 // All available receivers, for your resolving pleasure. 768 final ActivityIntentResolver mReceivers = 769 new ActivityIntentResolver(); 770 771 // All available services, for your resolving pleasure. 772 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 773 774 // All available providers, for your resolving pleasure. 775 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 776 777 // Mapping from provider base names (first directory in content URI codePath) 778 // to the provider information. 779 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 780 new ArrayMap<String, PackageParser.Provider>(); 781 782 // Mapping from instrumentation class names to info about them. 783 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 784 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 785 786 // Mapping from permission names to info about them. 787 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 788 new ArrayMap<String, PackageParser.PermissionGroup>(); 789 790 // Packages whose data we have transfered into another package, thus 791 // should no longer exist. 792 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 793 794 // Broadcast actions that are only available to the system. 795 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 796 797 /** List of packages waiting for verification. */ 798 final SparseArray<PackageVerificationState> mPendingVerification 799 = new SparseArray<PackageVerificationState>(); 800 801 /** Set of packages associated with each app op permission. */ 802 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 803 804 final PackageInstallerService mInstallerService; 805 806 private final PackageDexOptimizer mPackageDexOptimizer; 807 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 808 // is used by other apps). 809 private final DexManager mDexManager; 810 811 private AtomicInteger mNextMoveId = new AtomicInteger(); 812 private final MoveCallbacks mMoveCallbacks; 813 814 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 815 816 // Cache of users who need badging. 817 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 818 819 /** Token for keys in mPendingVerification. */ 820 private int mPendingVerificationToken = 0; 821 822 volatile boolean mSystemReady; 823 volatile boolean mSafeMode; 824 volatile boolean mHasSystemUidErrors; 825 826 ApplicationInfo mAndroidApplication; 827 final ActivityInfo mResolveActivity = new ActivityInfo(); 828 final ResolveInfo mResolveInfo = new ResolveInfo(); 829 ComponentName mResolveComponentName; 830 PackageParser.Package mPlatformPackage; 831 ComponentName mCustomResolverComponentName; 832 833 boolean mResolverReplaced = false; 834 835 private final @Nullable ComponentName mIntentFilterVerifierComponent; 836 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 837 838 private int mIntentFilterVerificationToken = 0; 839 840 /** The service connection to the ephemeral resolver */ 841 final EphemeralResolverConnection mInstantAppResolverConnection; 842 843 /** Component used to install ephemeral applications */ 844 ComponentName mInstantAppInstallerComponent; 845 final ActivityInfo mInstantAppInstallerActivity = new ActivityInfo(); 846 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 847 848 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 849 = new SparseArray<IntentFilterVerificationState>(); 850 851 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 852 853 // List of packages names to keep cached, even if they are uninstalled for all users 854 private List<String> mKeepUninstalledPackages; 855 856 private UserManagerInternal mUserManagerInternal; 857 858 private DeviceIdleController.LocalService mDeviceIdleController; 859 860 private File mCacheDir; 861 862 private ArraySet<String> mPrivappPermissionsViolations; 863 864 private Future<?> mPrepareAppDataFuture; 865 866 private static class IFVerificationParams { 867 PackageParser.Package pkg; 868 boolean replacing; 869 int userId; 870 int verifierUid; 871 872 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 873 int _userId, int _verifierUid) { 874 pkg = _pkg; 875 replacing = _replacing; 876 userId = _userId; 877 replacing = _replacing; 878 verifierUid = _verifierUid; 879 } 880 } 881 882 private interface IntentFilterVerifier<T extends IntentFilter> { 883 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 884 T filter, String packageName); 885 void startVerifications(int userId); 886 void receiveVerificationResponse(int verificationId); 887 } 888 889 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 890 private Context mContext; 891 private ComponentName mIntentFilterVerifierComponent; 892 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 893 894 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 895 mContext = context; 896 mIntentFilterVerifierComponent = verifierComponent; 897 } 898 899 private String getDefaultScheme() { 900 return IntentFilter.SCHEME_HTTPS; 901 } 902 903 @Override 904 public void startVerifications(int userId) { 905 // Launch verifications requests 906 int count = mCurrentIntentFilterVerifications.size(); 907 for (int n=0; n<count; n++) { 908 int verificationId = mCurrentIntentFilterVerifications.get(n); 909 final IntentFilterVerificationState ivs = 910 mIntentFilterVerificationStates.get(verificationId); 911 912 String packageName = ivs.getPackageName(); 913 914 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 915 final int filterCount = filters.size(); 916 ArraySet<String> domainsSet = new ArraySet<>(); 917 for (int m=0; m<filterCount; m++) { 918 PackageParser.ActivityIntentInfo filter = filters.get(m); 919 domainsSet.addAll(filter.getHostsList()); 920 } 921 synchronized (mPackages) { 922 if (mSettings.createIntentFilterVerificationIfNeededLPw( 923 packageName, domainsSet) != null) { 924 scheduleWriteSettingsLocked(); 925 } 926 } 927 sendVerificationRequest(userId, verificationId, ivs); 928 } 929 mCurrentIntentFilterVerifications.clear(); 930 } 931 932 private void sendVerificationRequest(int userId, int verificationId, 933 IntentFilterVerificationState ivs) { 934 935 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 936 verificationIntent.putExtra( 937 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 938 verificationId); 939 verificationIntent.putExtra( 940 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 941 getDefaultScheme()); 942 verificationIntent.putExtra( 943 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 944 ivs.getHostsString()); 945 verificationIntent.putExtra( 946 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 947 ivs.getPackageName()); 948 verificationIntent.setComponent(mIntentFilterVerifierComponent); 949 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 950 951 UserHandle user = new UserHandle(userId); 952 mContext.sendBroadcastAsUser(verificationIntent, user); 953 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 954 "Sending IntentFilter verification broadcast"); 955 } 956 957 public void receiveVerificationResponse(int verificationId) { 958 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 959 960 final boolean verified = ivs.isVerified(); 961 962 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 963 final int count = filters.size(); 964 if (DEBUG_DOMAIN_VERIFICATION) { 965 Slog.i(TAG, "Received verification response " + verificationId 966 + " for " + count + " filters, verified=" + verified); 967 } 968 for (int n=0; n<count; n++) { 969 PackageParser.ActivityIntentInfo filter = filters.get(n); 970 filter.setVerified(verified); 971 972 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 973 + " verified with result:" + verified + " and hosts:" 974 + ivs.getHostsString()); 975 } 976 977 mIntentFilterVerificationStates.remove(verificationId); 978 979 final String packageName = ivs.getPackageName(); 980 IntentFilterVerificationInfo ivi = null; 981 982 synchronized (mPackages) { 983 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 984 } 985 if (ivi == null) { 986 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 987 + verificationId + " packageName:" + packageName); 988 return; 989 } 990 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 991 "Updating IntentFilterVerificationInfo for package " + packageName 992 +" verificationId:" + verificationId); 993 994 synchronized (mPackages) { 995 if (verified) { 996 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 997 } else { 998 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 999 } 1000 scheduleWriteSettingsLocked(); 1001 1002 final int userId = ivs.getUserId(); 1003 if (userId != UserHandle.USER_ALL) { 1004 final int userStatus = 1005 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1006 1007 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1008 boolean needUpdate = false; 1009 1010 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1011 // already been set by the User thru the Disambiguation dialog 1012 switch (userStatus) { 1013 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1014 if (verified) { 1015 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1016 } else { 1017 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1018 } 1019 needUpdate = true; 1020 break; 1021 1022 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1023 if (verified) { 1024 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1025 needUpdate = true; 1026 } 1027 break; 1028 1029 default: 1030 // Nothing to do 1031 } 1032 1033 if (needUpdate) { 1034 mSettings.updateIntentFilterVerificationStatusLPw( 1035 packageName, updatedStatus, userId); 1036 scheduleWritePackageRestrictionsLocked(userId); 1037 } 1038 } 1039 } 1040 } 1041 1042 @Override 1043 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1044 ActivityIntentInfo filter, String packageName) { 1045 if (!hasValidDomains(filter)) { 1046 return false; 1047 } 1048 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1049 if (ivs == null) { 1050 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1051 packageName); 1052 } 1053 if (DEBUG_DOMAIN_VERIFICATION) { 1054 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1055 } 1056 ivs.addFilter(filter); 1057 return true; 1058 } 1059 1060 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1061 int userId, int verificationId, String packageName) { 1062 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1063 verifierUid, userId, packageName); 1064 ivs.setPendingState(); 1065 synchronized (mPackages) { 1066 mIntentFilterVerificationStates.append(verificationId, ivs); 1067 mCurrentIntentFilterVerifications.add(verificationId); 1068 } 1069 return ivs; 1070 } 1071 } 1072 1073 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1074 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1075 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1076 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1077 } 1078 1079 // Set of pending broadcasts for aggregating enable/disable of components. 1080 static class PendingPackageBroadcasts { 1081 // for each user id, a map of <package name -> components within that package> 1082 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1083 1084 public PendingPackageBroadcasts() { 1085 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1086 } 1087 1088 public ArrayList<String> get(int userId, String packageName) { 1089 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1090 return packages.get(packageName); 1091 } 1092 1093 public void put(int userId, String packageName, ArrayList<String> components) { 1094 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1095 packages.put(packageName, components); 1096 } 1097 1098 public void remove(int userId, String packageName) { 1099 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1100 if (packages != null) { 1101 packages.remove(packageName); 1102 } 1103 } 1104 1105 public void remove(int userId) { 1106 mUidMap.remove(userId); 1107 } 1108 1109 public int userIdCount() { 1110 return mUidMap.size(); 1111 } 1112 1113 public int userIdAt(int n) { 1114 return mUidMap.keyAt(n); 1115 } 1116 1117 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1118 return mUidMap.get(userId); 1119 } 1120 1121 public int size() { 1122 // total number of pending broadcast entries across all userIds 1123 int num = 0; 1124 for (int i = 0; i< mUidMap.size(); i++) { 1125 num += mUidMap.valueAt(i).size(); 1126 } 1127 return num; 1128 } 1129 1130 public void clear() { 1131 mUidMap.clear(); 1132 } 1133 1134 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1135 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1136 if (map == null) { 1137 map = new ArrayMap<String, ArrayList<String>>(); 1138 mUidMap.put(userId, map); 1139 } 1140 return map; 1141 } 1142 } 1143 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1144 1145 // Service Connection to remote media container service to copy 1146 // package uri's from external media onto secure containers 1147 // or internal storage. 1148 private IMediaContainerService mContainerService = null; 1149 1150 static final int SEND_PENDING_BROADCAST = 1; 1151 static final int MCS_BOUND = 3; 1152 static final int END_COPY = 4; 1153 static final int INIT_COPY = 5; 1154 static final int MCS_UNBIND = 6; 1155 static final int START_CLEANING_PACKAGE = 7; 1156 static final int FIND_INSTALL_LOC = 8; 1157 static final int POST_INSTALL = 9; 1158 static final int MCS_RECONNECT = 10; 1159 static final int MCS_GIVE_UP = 11; 1160 static final int UPDATED_MEDIA_STATUS = 12; 1161 static final int WRITE_SETTINGS = 13; 1162 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1163 static final int PACKAGE_VERIFIED = 15; 1164 static final int CHECK_PENDING_VERIFICATION = 16; 1165 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1166 static final int INTENT_FILTER_VERIFIED = 18; 1167 static final int WRITE_PACKAGE_LIST = 19; 1168 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1169 1170 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1171 1172 // Delay time in millisecs 1173 static final int BROADCAST_DELAY = 10 * 1000; 1174 1175 static UserManagerService sUserManager; 1176 1177 // Stores a list of users whose package restrictions file needs to be updated 1178 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1179 1180 final private DefaultContainerConnection mDefContainerConn = 1181 new DefaultContainerConnection(); 1182 class DefaultContainerConnection implements ServiceConnection { 1183 public void onServiceConnected(ComponentName name, IBinder service) { 1184 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1185 final IMediaContainerService imcs = IMediaContainerService.Stub 1186 .asInterface(Binder.allowBlocking(service)); 1187 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1188 } 1189 1190 public void onServiceDisconnected(ComponentName name) { 1191 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1192 } 1193 } 1194 1195 // Recordkeeping of restore-after-install operations that are currently in flight 1196 // between the Package Manager and the Backup Manager 1197 static class PostInstallData { 1198 public InstallArgs args; 1199 public PackageInstalledInfo res; 1200 1201 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1202 args = _a; 1203 res = _r; 1204 } 1205 } 1206 1207 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1208 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1209 1210 // XML tags for backup/restore of various bits of state 1211 private static final String TAG_PREFERRED_BACKUP = "pa"; 1212 private static final String TAG_DEFAULT_APPS = "da"; 1213 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1214 1215 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1216 private static final String TAG_ALL_GRANTS = "rt-grants"; 1217 private static final String TAG_GRANT = "grant"; 1218 private static final String ATTR_PACKAGE_NAME = "pkg"; 1219 1220 private static final String TAG_PERMISSION = "perm"; 1221 private static final String ATTR_PERMISSION_NAME = "name"; 1222 private static final String ATTR_IS_GRANTED = "g"; 1223 private static final String ATTR_USER_SET = "set"; 1224 private static final String ATTR_USER_FIXED = "fixed"; 1225 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1226 1227 // System/policy permission grants are not backed up 1228 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1229 FLAG_PERMISSION_POLICY_FIXED 1230 | FLAG_PERMISSION_SYSTEM_FIXED 1231 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1232 1233 // And we back up these user-adjusted states 1234 private static final int USER_RUNTIME_GRANT_MASK = 1235 FLAG_PERMISSION_USER_SET 1236 | FLAG_PERMISSION_USER_FIXED 1237 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1238 1239 final @Nullable String mRequiredVerifierPackage; 1240 final @NonNull String mRequiredInstallerPackage; 1241 final @NonNull String mRequiredUninstallerPackage; 1242 final @Nullable String mSetupWizardPackage; 1243 final @Nullable String mStorageManagerPackage; 1244 final @NonNull String mServicesSystemSharedLibraryPackageName; 1245 final @NonNull String mSharedSystemSharedLibraryPackageName; 1246 1247 final boolean mPermissionReviewRequired; 1248 1249 private final PackageUsage mPackageUsage = new PackageUsage(); 1250 private final CompilerStats mCompilerStats = new CompilerStats(); 1251 1252 class PackageHandler extends Handler { 1253 private boolean mBound = false; 1254 final ArrayList<HandlerParams> mPendingInstalls = 1255 new ArrayList<HandlerParams>(); 1256 1257 private boolean connectToService() { 1258 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1259 " DefaultContainerService"); 1260 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1261 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1262 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1263 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1264 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1265 mBound = true; 1266 return true; 1267 } 1268 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1269 return false; 1270 } 1271 1272 private void disconnectService() { 1273 mContainerService = null; 1274 mBound = false; 1275 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1276 mContext.unbindService(mDefContainerConn); 1277 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1278 } 1279 1280 PackageHandler(Looper looper) { 1281 super(looper); 1282 } 1283 1284 public void handleMessage(Message msg) { 1285 try { 1286 doHandleMessage(msg); 1287 } finally { 1288 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1289 } 1290 } 1291 1292 void doHandleMessage(Message msg) { 1293 switch (msg.what) { 1294 case INIT_COPY: { 1295 HandlerParams params = (HandlerParams) msg.obj; 1296 int idx = mPendingInstalls.size(); 1297 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1298 // If a bind was already initiated we dont really 1299 // need to do anything. The pending install 1300 // will be processed later on. 1301 if (!mBound) { 1302 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1303 System.identityHashCode(mHandler)); 1304 // If this is the only one pending we might 1305 // have to bind to the service again. 1306 if (!connectToService()) { 1307 Slog.e(TAG, "Failed to bind to media container service"); 1308 params.serviceError(); 1309 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1310 System.identityHashCode(mHandler)); 1311 if (params.traceMethod != null) { 1312 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1313 params.traceCookie); 1314 } 1315 return; 1316 } else { 1317 // Once we bind to the service, the first 1318 // pending request will be processed. 1319 mPendingInstalls.add(idx, params); 1320 } 1321 } else { 1322 mPendingInstalls.add(idx, params); 1323 // Already bound to the service. Just make 1324 // sure we trigger off processing the first request. 1325 if (idx == 0) { 1326 mHandler.sendEmptyMessage(MCS_BOUND); 1327 } 1328 } 1329 break; 1330 } 1331 case MCS_BOUND: { 1332 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1333 if (msg.obj != null) { 1334 mContainerService = (IMediaContainerService) msg.obj; 1335 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1336 System.identityHashCode(mHandler)); 1337 } 1338 if (mContainerService == null) { 1339 if (!mBound) { 1340 // Something seriously wrong since we are not bound and we are not 1341 // waiting for connection. Bail out. 1342 Slog.e(TAG, "Cannot bind to media container service"); 1343 for (HandlerParams params : mPendingInstalls) { 1344 // Indicate service bind error 1345 params.serviceError(); 1346 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1347 System.identityHashCode(params)); 1348 if (params.traceMethod != null) { 1349 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1350 params.traceMethod, params.traceCookie); 1351 } 1352 return; 1353 } 1354 mPendingInstalls.clear(); 1355 } else { 1356 Slog.w(TAG, "Waiting to connect to media container service"); 1357 } 1358 } else if (mPendingInstalls.size() > 0) { 1359 HandlerParams params = mPendingInstalls.get(0); 1360 if (params != null) { 1361 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1362 System.identityHashCode(params)); 1363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1364 if (params.startCopy()) { 1365 // We are done... look for more work or to 1366 // go idle. 1367 if (DEBUG_SD_INSTALL) Log.i(TAG, 1368 "Checking for more work or unbind..."); 1369 // Delete pending install 1370 if (mPendingInstalls.size() > 0) { 1371 mPendingInstalls.remove(0); 1372 } 1373 if (mPendingInstalls.size() == 0) { 1374 if (mBound) { 1375 if (DEBUG_SD_INSTALL) Log.i(TAG, 1376 "Posting delayed MCS_UNBIND"); 1377 removeMessages(MCS_UNBIND); 1378 Message ubmsg = obtainMessage(MCS_UNBIND); 1379 // Unbind after a little delay, to avoid 1380 // continual thrashing. 1381 sendMessageDelayed(ubmsg, 10000); 1382 } 1383 } else { 1384 // There are more pending requests in queue. 1385 // Just post MCS_BOUND message to trigger processing 1386 // of next pending install. 1387 if (DEBUG_SD_INSTALL) Log.i(TAG, 1388 "Posting MCS_BOUND for next work"); 1389 mHandler.sendEmptyMessage(MCS_BOUND); 1390 } 1391 } 1392 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1393 } 1394 } else { 1395 // Should never happen ideally. 1396 Slog.w(TAG, "Empty queue"); 1397 } 1398 break; 1399 } 1400 case MCS_RECONNECT: { 1401 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1402 if (mPendingInstalls.size() > 0) { 1403 if (mBound) { 1404 disconnectService(); 1405 } 1406 if (!connectToService()) { 1407 Slog.e(TAG, "Failed to bind to media container service"); 1408 for (HandlerParams params : mPendingInstalls) { 1409 // Indicate service bind error 1410 params.serviceError(); 1411 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1412 System.identityHashCode(params)); 1413 } 1414 mPendingInstalls.clear(); 1415 } 1416 } 1417 break; 1418 } 1419 case MCS_UNBIND: { 1420 // If there is no actual work left, then time to unbind. 1421 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1422 1423 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1424 if (mBound) { 1425 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1426 1427 disconnectService(); 1428 } 1429 } else if (mPendingInstalls.size() > 0) { 1430 // There are more pending requests in queue. 1431 // Just post MCS_BOUND message to trigger processing 1432 // of next pending install. 1433 mHandler.sendEmptyMessage(MCS_BOUND); 1434 } 1435 1436 break; 1437 } 1438 case MCS_GIVE_UP: { 1439 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1440 HandlerParams params = mPendingInstalls.remove(0); 1441 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1442 System.identityHashCode(params)); 1443 break; 1444 } 1445 case SEND_PENDING_BROADCAST: { 1446 String packages[]; 1447 ArrayList<String> components[]; 1448 int size = 0; 1449 int uids[]; 1450 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1451 synchronized (mPackages) { 1452 if (mPendingBroadcasts == null) { 1453 return; 1454 } 1455 size = mPendingBroadcasts.size(); 1456 if (size <= 0) { 1457 // Nothing to be done. Just return 1458 return; 1459 } 1460 packages = new String[size]; 1461 components = new ArrayList[size]; 1462 uids = new int[size]; 1463 int i = 0; // filling out the above arrays 1464 1465 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1466 int packageUserId = mPendingBroadcasts.userIdAt(n); 1467 Iterator<Map.Entry<String, ArrayList<String>>> it 1468 = mPendingBroadcasts.packagesForUserId(packageUserId) 1469 .entrySet().iterator(); 1470 while (it.hasNext() && i < size) { 1471 Map.Entry<String, ArrayList<String>> ent = it.next(); 1472 packages[i] = ent.getKey(); 1473 components[i] = ent.getValue(); 1474 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1475 uids[i] = (ps != null) 1476 ? UserHandle.getUid(packageUserId, ps.appId) 1477 : -1; 1478 i++; 1479 } 1480 } 1481 size = i; 1482 mPendingBroadcasts.clear(); 1483 } 1484 // Send broadcasts 1485 for (int i = 0; i < size; i++) { 1486 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1487 } 1488 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1489 break; 1490 } 1491 case START_CLEANING_PACKAGE: { 1492 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1493 final String packageName = (String)msg.obj; 1494 final int userId = msg.arg1; 1495 final boolean andCode = msg.arg2 != 0; 1496 synchronized (mPackages) { 1497 if (userId == UserHandle.USER_ALL) { 1498 int[] users = sUserManager.getUserIds(); 1499 for (int user : users) { 1500 mSettings.addPackageToCleanLPw( 1501 new PackageCleanItem(user, packageName, andCode)); 1502 } 1503 } else { 1504 mSettings.addPackageToCleanLPw( 1505 new PackageCleanItem(userId, packageName, andCode)); 1506 } 1507 } 1508 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1509 startCleaningPackages(); 1510 } break; 1511 case POST_INSTALL: { 1512 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1513 1514 PostInstallData data = mRunningInstalls.get(msg.arg1); 1515 final boolean didRestore = (msg.arg2 != 0); 1516 mRunningInstalls.delete(msg.arg1); 1517 1518 if (data != null) { 1519 InstallArgs args = data.args; 1520 PackageInstalledInfo parentRes = data.res; 1521 1522 final boolean grantPermissions = (args.installFlags 1523 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1524 final boolean killApp = (args.installFlags 1525 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1526 final String[] grantedPermissions = args.installGrantPermissions; 1527 1528 // Handle the parent package 1529 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1530 grantedPermissions, didRestore, args.installerPackageName, 1531 args.observer); 1532 1533 // Handle the child packages 1534 final int childCount = (parentRes.addedChildPackages != null) 1535 ? parentRes.addedChildPackages.size() : 0; 1536 for (int i = 0; i < childCount; i++) { 1537 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1538 handlePackagePostInstall(childRes, grantPermissions, killApp, 1539 grantedPermissions, false, args.installerPackageName, 1540 args.observer); 1541 } 1542 1543 // Log tracing if needed 1544 if (args.traceMethod != null) { 1545 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1546 args.traceCookie); 1547 } 1548 } else { 1549 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1550 } 1551 1552 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1553 } break; 1554 case UPDATED_MEDIA_STATUS: { 1555 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1556 boolean reportStatus = msg.arg1 == 1; 1557 boolean doGc = msg.arg2 == 1; 1558 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1559 if (doGc) { 1560 // Force a gc to clear up stale containers. 1561 Runtime.getRuntime().gc(); 1562 } 1563 if (msg.obj != null) { 1564 @SuppressWarnings("unchecked") 1565 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1566 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1567 // Unload containers 1568 unloadAllContainers(args); 1569 } 1570 if (reportStatus) { 1571 try { 1572 if (DEBUG_SD_INSTALL) Log.i(TAG, 1573 "Invoking StorageManagerService call back"); 1574 PackageHelper.getStorageManager().finishMediaUpdate(); 1575 } catch (RemoteException e) { 1576 Log.e(TAG, "StorageManagerService not running?"); 1577 } 1578 } 1579 } break; 1580 case WRITE_SETTINGS: { 1581 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1582 synchronized (mPackages) { 1583 removeMessages(WRITE_SETTINGS); 1584 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1585 mSettings.writeLPr(); 1586 mDirtyUsers.clear(); 1587 } 1588 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1589 } break; 1590 case WRITE_PACKAGE_RESTRICTIONS: { 1591 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1592 synchronized (mPackages) { 1593 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1594 for (int userId : mDirtyUsers) { 1595 mSettings.writePackageRestrictionsLPr(userId); 1596 } 1597 mDirtyUsers.clear(); 1598 } 1599 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1600 } break; 1601 case WRITE_PACKAGE_LIST: { 1602 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1603 synchronized (mPackages) { 1604 removeMessages(WRITE_PACKAGE_LIST); 1605 mSettings.writePackageListLPr(msg.arg1); 1606 } 1607 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1608 } break; 1609 case CHECK_PENDING_VERIFICATION: { 1610 final int verificationId = msg.arg1; 1611 final PackageVerificationState state = mPendingVerification.get(verificationId); 1612 1613 if ((state != null) && !state.timeoutExtended()) { 1614 final InstallArgs args = state.getInstallArgs(); 1615 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1616 1617 Slog.i(TAG, "Verification timed out for " + originUri); 1618 mPendingVerification.remove(verificationId); 1619 1620 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1621 1622 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1623 Slog.i(TAG, "Continuing with installation of " + originUri); 1624 state.setVerifierResponse(Binder.getCallingUid(), 1625 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1626 broadcastPackageVerified(verificationId, originUri, 1627 PackageManager.VERIFICATION_ALLOW, 1628 state.getInstallArgs().getUser()); 1629 try { 1630 ret = args.copyApk(mContainerService, true); 1631 } catch (RemoteException e) { 1632 Slog.e(TAG, "Could not contact the ContainerService"); 1633 } 1634 } else { 1635 broadcastPackageVerified(verificationId, originUri, 1636 PackageManager.VERIFICATION_REJECT, 1637 state.getInstallArgs().getUser()); 1638 } 1639 1640 Trace.asyncTraceEnd( 1641 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1642 1643 processPendingInstall(args, ret); 1644 mHandler.sendEmptyMessage(MCS_UNBIND); 1645 } 1646 break; 1647 } 1648 case PACKAGE_VERIFIED: { 1649 final int verificationId = msg.arg1; 1650 1651 final PackageVerificationState state = mPendingVerification.get(verificationId); 1652 if (state == null) { 1653 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1654 break; 1655 } 1656 1657 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1658 1659 state.setVerifierResponse(response.callerUid, response.code); 1660 1661 if (state.isVerificationComplete()) { 1662 mPendingVerification.remove(verificationId); 1663 1664 final InstallArgs args = state.getInstallArgs(); 1665 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1666 1667 int ret; 1668 if (state.isInstallAllowed()) { 1669 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1670 broadcastPackageVerified(verificationId, originUri, 1671 response.code, state.getInstallArgs().getUser()); 1672 try { 1673 ret = args.copyApk(mContainerService, true); 1674 } catch (RemoteException e) { 1675 Slog.e(TAG, "Could not contact the ContainerService"); 1676 } 1677 } else { 1678 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1679 } 1680 1681 Trace.asyncTraceEnd( 1682 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1683 1684 processPendingInstall(args, ret); 1685 mHandler.sendEmptyMessage(MCS_UNBIND); 1686 } 1687 1688 break; 1689 } 1690 case START_INTENT_FILTER_VERIFICATIONS: { 1691 IFVerificationParams params = (IFVerificationParams) msg.obj; 1692 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1693 params.replacing, params.pkg); 1694 break; 1695 } 1696 case INTENT_FILTER_VERIFIED: { 1697 final int verificationId = msg.arg1; 1698 1699 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1700 verificationId); 1701 if (state == null) { 1702 Slog.w(TAG, "Invalid IntentFilter verification token " 1703 + verificationId + " received"); 1704 break; 1705 } 1706 1707 final int userId = state.getUserId(); 1708 1709 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1710 "Processing IntentFilter verification with token:" 1711 + verificationId + " and userId:" + userId); 1712 1713 final IntentFilterVerificationResponse response = 1714 (IntentFilterVerificationResponse) msg.obj; 1715 1716 state.setVerifierResponse(response.callerUid, response.code); 1717 1718 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1719 "IntentFilter verification with token:" + verificationId 1720 + " and userId:" + userId 1721 + " is settings verifier response with response code:" 1722 + response.code); 1723 1724 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1725 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1726 + response.getFailedDomainsString()); 1727 } 1728 1729 if (state.isVerificationComplete()) { 1730 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1731 } else { 1732 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1733 "IntentFilter verification with token:" + verificationId 1734 + " was not said to be complete"); 1735 } 1736 1737 break; 1738 } 1739 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1740 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1741 mInstantAppResolverConnection, 1742 (InstantAppRequest) msg.obj, 1743 mInstantAppInstallerActivity, 1744 mHandler); 1745 } 1746 } 1747 } 1748 } 1749 1750 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1751 boolean killApp, String[] grantedPermissions, 1752 boolean launchedForRestore, String installerPackage, 1753 IPackageInstallObserver2 installObserver) { 1754 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1755 // Send the removed broadcasts 1756 if (res.removedInfo != null) { 1757 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1758 } 1759 1760 // Now that we successfully installed the package, grant runtime 1761 // permissions if requested before broadcasting the install. Also 1762 // for legacy apps in permission review mode we clear the permission 1763 // review flag which is used to emulate runtime permissions for 1764 // legacy apps. 1765 if (grantPermissions) { 1766 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1767 } 1768 1769 final boolean update = res.removedInfo != null 1770 && res.removedInfo.removedPackage != null; 1771 1772 // If this is the first time we have child packages for a disabled privileged 1773 // app that had no children, we grant requested runtime permissions to the new 1774 // children if the parent on the system image had them already granted. 1775 if (res.pkg.parentPackage != null) { 1776 synchronized (mPackages) { 1777 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1778 } 1779 } 1780 1781 synchronized (mPackages) { 1782 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1783 } 1784 1785 final String packageName = res.pkg.applicationInfo.packageName; 1786 1787 // Determine the set of users who are adding this package for 1788 // the first time vs. those who are seeing an update. 1789 int[] firstUsers = EMPTY_INT_ARRAY; 1790 int[] updateUsers = EMPTY_INT_ARRAY; 1791 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1792 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1793 for (int newUser : res.newUsers) { 1794 if (ps.getInstantApp(newUser)) { 1795 continue; 1796 } 1797 if (allNewUsers) { 1798 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1799 continue; 1800 } 1801 boolean isNew = true; 1802 for (int origUser : res.origUsers) { 1803 if (origUser == newUser) { 1804 isNew = false; 1805 break; 1806 } 1807 } 1808 if (isNew) { 1809 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1810 } else { 1811 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1812 } 1813 } 1814 1815 // Send installed broadcasts if the package is not a static shared lib. 1816 if (res.pkg.staticSharedLibName == null) { 1817 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1818 1819 // Send added for users that see the package for the first time 1820 // sendPackageAddedForNewUsers also deals with system apps 1821 int appId = UserHandle.getAppId(res.uid); 1822 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1823 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1824 1825 // Send added for users that don't see the package for the first time 1826 Bundle extras = new Bundle(1); 1827 extras.putInt(Intent.EXTRA_UID, res.uid); 1828 if (update) { 1829 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1830 } 1831 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1832 extras, 0 /*flags*/, null /*targetPackage*/, 1833 null /*finishedReceiver*/, updateUsers); 1834 1835 // Send replaced for users that don't see the package for the first time 1836 if (update) { 1837 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1838 packageName, extras, 0 /*flags*/, 1839 null /*targetPackage*/, null /*finishedReceiver*/, 1840 updateUsers); 1841 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1842 null /*package*/, null /*extras*/, 0 /*flags*/, 1843 packageName /*targetPackage*/, 1844 null /*finishedReceiver*/, updateUsers); 1845 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1846 // First-install and we did a restore, so we're responsible for the 1847 // first-launch broadcast. 1848 if (DEBUG_BACKUP) { 1849 Slog.i(TAG, "Post-restore of " + packageName 1850 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1851 } 1852 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1853 } 1854 1855 // Send broadcast package appeared if forward locked/external for all users 1856 // treat asec-hosted packages like removable media on upgrade 1857 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1858 if (DEBUG_INSTALL) { 1859 Slog.i(TAG, "upgrading pkg " + res.pkg 1860 + " is ASEC-hosted -> AVAILABLE"); 1861 } 1862 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1863 ArrayList<String> pkgList = new ArrayList<>(1); 1864 pkgList.add(packageName); 1865 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1866 } 1867 } 1868 1869 // Work that needs to happen on first install within each user 1870 if (firstUsers != null && firstUsers.length > 0) { 1871 synchronized (mPackages) { 1872 for (int userId : firstUsers) { 1873 // If this app is a browser and it's newly-installed for some 1874 // users, clear any default-browser state in those users. The 1875 // app's nature doesn't depend on the user, so we can just check 1876 // its browser nature in any user and generalize. 1877 if (packageIsBrowser(packageName, userId)) { 1878 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1879 } 1880 1881 // We may also need to apply pending (restored) runtime 1882 // permission grants within these users. 1883 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1884 } 1885 } 1886 } 1887 1888 // Log current value of "unknown sources" setting 1889 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1890 getUnknownSourcesSettings()); 1891 1892 // Force a gc to clear up things 1893 Runtime.getRuntime().gc(); 1894 1895 // Remove the replaced package's older resources safely now 1896 // We delete after a gc for applications on sdcard. 1897 if (res.removedInfo != null && res.removedInfo.args != null) { 1898 synchronized (mInstallLock) { 1899 res.removedInfo.args.doPostDeleteLI(true); 1900 } 1901 } 1902 1903 // Notify DexManager that the package was installed for new users. 1904 // The updated users should already be indexed and the package code paths 1905 // should not change. 1906 // Don't notify the manager for ephemeral apps as they are not expected to 1907 // survive long enough to benefit of background optimizations. 1908 for (int userId : firstUsers) { 1909 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1910 mDexManager.notifyPackageInstalled(info, userId); 1911 } 1912 } 1913 1914 // If someone is watching installs - notify them 1915 if (installObserver != null) { 1916 try { 1917 Bundle extras = extrasForInstallResult(res); 1918 installObserver.onPackageInstalled(res.name, res.returnCode, 1919 res.returnMsg, extras); 1920 } catch (RemoteException e) { 1921 Slog.i(TAG, "Observer no longer exists."); 1922 } 1923 } 1924 } 1925 1926 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1927 PackageParser.Package pkg) { 1928 if (pkg.parentPackage == null) { 1929 return; 1930 } 1931 if (pkg.requestedPermissions == null) { 1932 return; 1933 } 1934 final PackageSetting disabledSysParentPs = mSettings 1935 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1936 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1937 || !disabledSysParentPs.isPrivileged() 1938 || (disabledSysParentPs.childPackageNames != null 1939 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1940 return; 1941 } 1942 final int[] allUserIds = sUserManager.getUserIds(); 1943 final int permCount = pkg.requestedPermissions.size(); 1944 for (int i = 0; i < permCount; i++) { 1945 String permission = pkg.requestedPermissions.get(i); 1946 BasePermission bp = mSettings.mPermissions.get(permission); 1947 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1948 continue; 1949 } 1950 for (int userId : allUserIds) { 1951 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1952 permission, userId)) { 1953 grantRuntimePermission(pkg.packageName, permission, userId); 1954 } 1955 } 1956 } 1957 } 1958 1959 private StorageEventListener mStorageListener = new StorageEventListener() { 1960 @Override 1961 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1962 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1963 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1964 final String volumeUuid = vol.getFsUuid(); 1965 1966 // Clean up any users or apps that were removed or recreated 1967 // while this volume was missing 1968 sUserManager.reconcileUsers(volumeUuid); 1969 reconcileApps(volumeUuid); 1970 1971 // Clean up any install sessions that expired or were 1972 // cancelled while this volume was missing 1973 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1974 1975 loadPrivatePackages(vol); 1976 1977 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1978 unloadPrivatePackages(vol); 1979 } 1980 } 1981 1982 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1983 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1984 updateExternalMediaStatus(true, false); 1985 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1986 updateExternalMediaStatus(false, false); 1987 } 1988 } 1989 } 1990 1991 @Override 1992 public void onVolumeForgotten(String fsUuid) { 1993 if (TextUtils.isEmpty(fsUuid)) { 1994 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1995 return; 1996 } 1997 1998 // Remove any apps installed on the forgotten volume 1999 synchronized (mPackages) { 2000 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2001 for (PackageSetting ps : packages) { 2002 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2003 deletePackageVersioned(new VersionedPackage(ps.name, 2004 PackageManager.VERSION_CODE_HIGHEST), 2005 new LegacyPackageDeleteObserver(null).getBinder(), 2006 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2007 // Try very hard to release any references to this package 2008 // so we don't risk the system server being killed due to 2009 // open FDs 2010 AttributeCache.instance().removePackage(ps.name); 2011 } 2012 2013 mSettings.onVolumeForgotten(fsUuid); 2014 mSettings.writeLPr(); 2015 } 2016 } 2017 }; 2018 2019 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2020 String[] grantedPermissions) { 2021 for (int userId : userIds) { 2022 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2023 } 2024 } 2025 2026 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2027 String[] grantedPermissions) { 2028 SettingBase sb = (SettingBase) pkg.mExtras; 2029 if (sb == null) { 2030 return; 2031 } 2032 2033 PermissionsState permissionsState = sb.getPermissionsState(); 2034 2035 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2036 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2037 2038 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2039 >= Build.VERSION_CODES.M; 2040 2041 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2042 2043 for (String permission : pkg.requestedPermissions) { 2044 final BasePermission bp; 2045 synchronized (mPackages) { 2046 bp = mSettings.mPermissions.get(permission); 2047 } 2048 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2049 && (!instantApp || bp.isInstant()) 2050 && (grantedPermissions == null 2051 || ArrayUtils.contains(grantedPermissions, permission))) { 2052 final int flags = permissionsState.getPermissionFlags(permission, userId); 2053 if (supportsRuntimePermissions) { 2054 // Installer cannot change immutable permissions. 2055 if ((flags & immutableFlags) == 0) { 2056 grantRuntimePermission(pkg.packageName, permission, userId); 2057 } 2058 } else if (mPermissionReviewRequired) { 2059 // In permission review mode we clear the review flag when we 2060 // are asked to install the app with all permissions granted. 2061 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2062 updatePermissionFlags(permission, pkg.packageName, 2063 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2064 } 2065 } 2066 } 2067 } 2068 } 2069 2070 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2071 Bundle extras = null; 2072 switch (res.returnCode) { 2073 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2074 extras = new Bundle(); 2075 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2076 res.origPermission); 2077 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2078 res.origPackage); 2079 break; 2080 } 2081 case PackageManager.INSTALL_SUCCEEDED: { 2082 extras = new Bundle(); 2083 extras.putBoolean(Intent.EXTRA_REPLACING, 2084 res.removedInfo != null && res.removedInfo.removedPackage != null); 2085 break; 2086 } 2087 } 2088 return extras; 2089 } 2090 2091 void scheduleWriteSettingsLocked() { 2092 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2093 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2094 } 2095 } 2096 2097 void scheduleWritePackageListLocked(int userId) { 2098 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2099 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2100 msg.arg1 = userId; 2101 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2102 } 2103 } 2104 2105 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2106 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2107 scheduleWritePackageRestrictionsLocked(userId); 2108 } 2109 2110 void scheduleWritePackageRestrictionsLocked(int userId) { 2111 final int[] userIds = (userId == UserHandle.USER_ALL) 2112 ? sUserManager.getUserIds() : new int[]{userId}; 2113 for (int nextUserId : userIds) { 2114 if (!sUserManager.exists(nextUserId)) return; 2115 mDirtyUsers.add(nextUserId); 2116 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2117 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2118 } 2119 } 2120 } 2121 2122 public static PackageManagerService main(Context context, Installer installer, 2123 boolean factoryTest, boolean onlyCore) { 2124 // Self-check for initial settings. 2125 PackageManagerServiceCompilerMapping.checkProperties(); 2126 2127 PackageManagerService m = new PackageManagerService(context, installer, 2128 factoryTest, onlyCore); 2129 m.enableSystemUserPackages(); 2130 ServiceManager.addService("package", m); 2131 return m; 2132 } 2133 2134 private void enableSystemUserPackages() { 2135 if (!UserManager.isSplitSystemUser()) { 2136 return; 2137 } 2138 // For system user, enable apps based on the following conditions: 2139 // - app is whitelisted or belong to one of these groups: 2140 // -- system app which has no launcher icons 2141 // -- system app which has INTERACT_ACROSS_USERS permission 2142 // -- system IME app 2143 // - app is not in the blacklist 2144 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2145 Set<String> enableApps = new ArraySet<>(); 2146 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2147 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2148 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2149 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2150 enableApps.addAll(wlApps); 2151 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2152 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2153 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2154 enableApps.removeAll(blApps); 2155 Log.i(TAG, "Applications installed for system user: " + enableApps); 2156 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2157 UserHandle.SYSTEM); 2158 final int allAppsSize = allAps.size(); 2159 synchronized (mPackages) { 2160 for (int i = 0; i < allAppsSize; i++) { 2161 String pName = allAps.get(i); 2162 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2163 // Should not happen, but we shouldn't be failing if it does 2164 if (pkgSetting == null) { 2165 continue; 2166 } 2167 boolean install = enableApps.contains(pName); 2168 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2169 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2170 + " for system user"); 2171 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2172 } 2173 } 2174 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2175 } 2176 } 2177 2178 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2179 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2180 Context.DISPLAY_SERVICE); 2181 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2182 } 2183 2184 /** 2185 * Requests that files preopted on a secondary system partition be copied to the data partition 2186 * if possible. Note that the actual copying of the files is accomplished by init for security 2187 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2188 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2189 */ 2190 private static void requestCopyPreoptedFiles() { 2191 final int WAIT_TIME_MS = 100; 2192 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2193 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2194 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2195 // We will wait for up to 100 seconds. 2196 final long timeStart = SystemClock.uptimeMillis(); 2197 final long timeEnd = timeStart + 100 * 1000; 2198 long timeNow = timeStart; 2199 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2200 try { 2201 Thread.sleep(WAIT_TIME_MS); 2202 } catch (InterruptedException e) { 2203 // Do nothing 2204 } 2205 timeNow = SystemClock.uptimeMillis(); 2206 if (timeNow > timeEnd) { 2207 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2208 Slog.wtf(TAG, "cppreopt did not finish!"); 2209 break; 2210 } 2211 } 2212 2213 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2214 } 2215 } 2216 2217 public PackageManagerService(Context context, Installer installer, 2218 boolean factoryTest, boolean onlyCore) { 2219 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2220 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2221 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2222 SystemClock.uptimeMillis()); 2223 2224 if (mSdkVersion <= 0) { 2225 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2226 } 2227 2228 mContext = context; 2229 2230 mPermissionReviewRequired = context.getResources().getBoolean( 2231 R.bool.config_permissionReviewRequired); 2232 2233 mFactoryTest = factoryTest; 2234 mOnlyCore = onlyCore; 2235 mMetrics = new DisplayMetrics(); 2236 mSettings = new Settings(mPackages); 2237 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2238 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2239 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2240 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2241 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2242 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2243 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2244 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2245 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2246 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2247 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2248 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2249 2250 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2251 if (separateProcesses != null && separateProcesses.length() > 0) { 2252 if ("*".equals(separateProcesses)) { 2253 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2254 mSeparateProcesses = null; 2255 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2256 } else { 2257 mDefParseFlags = 0; 2258 mSeparateProcesses = separateProcesses.split(","); 2259 Slog.w(TAG, "Running with debug.separate_processes: " 2260 + separateProcesses); 2261 } 2262 } else { 2263 mDefParseFlags = 0; 2264 mSeparateProcesses = null; 2265 } 2266 2267 mInstaller = installer; 2268 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2269 "*dexopt*"); 2270 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2271 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2272 2273 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2274 FgThread.get().getLooper()); 2275 2276 getDefaultDisplayMetrics(context, mMetrics); 2277 2278 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2279 SystemConfig systemConfig = SystemConfig.getInstance(); 2280 mGlobalGids = systemConfig.getGlobalGids(); 2281 mSystemPermissions = systemConfig.getSystemPermissions(); 2282 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2283 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2284 2285 mProtectedPackages = new ProtectedPackages(mContext); 2286 2287 synchronized (mInstallLock) { 2288 // writer 2289 synchronized (mPackages) { 2290 mHandlerThread = new ServiceThread(TAG, 2291 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2292 mHandlerThread.start(); 2293 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2294 mProcessLoggingHandler = new ProcessLoggingHandler(); 2295 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2296 2297 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2298 mInstantAppRegistry = new InstantAppRegistry(this); 2299 2300 File dataDir = Environment.getDataDirectory(); 2301 mAppInstallDir = new File(dataDir, "app"); 2302 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2303 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2304 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2305 sUserManager = new UserManagerService(context, this, 2306 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2307 2308 // Propagate permission configuration in to package manager. 2309 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2310 = systemConfig.getPermissions(); 2311 for (int i=0; i<permConfig.size(); i++) { 2312 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2313 BasePermission bp = mSettings.mPermissions.get(perm.name); 2314 if (bp == null) { 2315 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2316 mSettings.mPermissions.put(perm.name, bp); 2317 } 2318 if (perm.gids != null) { 2319 bp.setGids(perm.gids, perm.perUser); 2320 } 2321 } 2322 2323 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2324 final int builtInLibCount = libConfig.size(); 2325 for (int i = 0; i < builtInLibCount; i++) { 2326 String name = libConfig.keyAt(i); 2327 String path = libConfig.valueAt(i); 2328 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2329 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2330 } 2331 2332 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2333 2334 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2335 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2336 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2337 2338 // Clean up orphaned packages for which the code path doesn't exist 2339 // and they are an update to a system app - caused by bug/32321269 2340 final int packageSettingCount = mSettings.mPackages.size(); 2341 for (int i = packageSettingCount - 1; i >= 0; i--) { 2342 PackageSetting ps = mSettings.mPackages.valueAt(i); 2343 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2344 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2345 mSettings.mPackages.removeAt(i); 2346 mSettings.enableSystemPackageLPw(ps.name); 2347 } 2348 } 2349 2350 if (mFirstBoot) { 2351 requestCopyPreoptedFiles(); 2352 } 2353 2354 String customResolverActivity = Resources.getSystem().getString( 2355 R.string.config_customResolverActivity); 2356 if (TextUtils.isEmpty(customResolverActivity)) { 2357 customResolverActivity = null; 2358 } else { 2359 mCustomResolverComponentName = ComponentName.unflattenFromString( 2360 customResolverActivity); 2361 } 2362 2363 long startTime = SystemClock.uptimeMillis(); 2364 2365 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2366 startTime); 2367 2368 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2369 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2370 2371 if (bootClassPath == null) { 2372 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2373 } 2374 2375 if (systemServerClassPath == null) { 2376 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2377 } 2378 2379 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2380 final String[] dexCodeInstructionSets = 2381 getDexCodeInstructionSets( 2382 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2383 2384 /** 2385 * Ensure all external libraries have had dexopt run on them. 2386 */ 2387 if (mSharedLibraries.size() > 0) { 2388 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2389 // NOTE: For now, we're compiling these system "shared libraries" 2390 // (and framework jars) into all available architectures. It's possible 2391 // to compile them only when we come across an app that uses them (there's 2392 // already logic for that in scanPackageLI) but that adds some complexity. 2393 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2394 final int libCount = mSharedLibraries.size(); 2395 for (int i = 0; i < libCount; i++) { 2396 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2397 final int versionCount = versionedLib.size(); 2398 for (int j = 0; j < versionCount; j++) { 2399 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2400 final String libPath = libEntry.path != null 2401 ? libEntry.path : libEntry.apk; 2402 if (libPath == null) { 2403 continue; 2404 } 2405 try { 2406 // Shared libraries do not have profiles so we perform a full 2407 // AOT compilation (if needed). 2408 int dexoptNeeded = DexFile.getDexOptNeeded( 2409 libPath, dexCodeInstructionSet, 2410 getCompilerFilterForReason(REASON_SHARED_APK), 2411 false /* newProfile */); 2412 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2413 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2414 dexCodeInstructionSet, dexoptNeeded, null, 2415 DEXOPT_PUBLIC, 2416 getCompilerFilterForReason(REASON_SHARED_APK), 2417 StorageManager.UUID_PRIVATE_INTERNAL, 2418 PackageDexOptimizer.SKIP_SHARED_LIBRARY_CHECK); 2419 } 2420 } catch (FileNotFoundException e) { 2421 Slog.w(TAG, "Library not found: " + libPath); 2422 } catch (IOException | InstallerException e) { 2423 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2424 + e.getMessage()); 2425 } 2426 } 2427 } 2428 } 2429 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2430 } 2431 2432 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2433 2434 final VersionInfo ver = mSettings.getInternalVersion(); 2435 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2436 2437 // when upgrading from pre-M, promote system app permissions from install to runtime 2438 mPromoteSystemApps = 2439 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2440 2441 // When upgrading from pre-N, we need to handle package extraction like first boot, 2442 // as there is no profiling data available. 2443 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2444 2445 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2446 2447 // save off the names of pre-existing system packages prior to scanning; we don't 2448 // want to automatically grant runtime permissions for new system apps 2449 if (mPromoteSystemApps) { 2450 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2451 while (pkgSettingIter.hasNext()) { 2452 PackageSetting ps = pkgSettingIter.next(); 2453 if (isSystemApp(ps)) { 2454 mExistingSystemPackages.add(ps.name); 2455 } 2456 } 2457 } 2458 2459 mCacheDir = preparePackageParserCache(mIsUpgrade); 2460 2461 // Set flag to monitor and not change apk file paths when 2462 // scanning install directories. 2463 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2464 2465 if (mIsUpgrade || mFirstBoot) { 2466 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2467 } 2468 2469 // Collect vendor overlay packages. (Do this before scanning any apps.) 2470 // For security and version matching reason, only consider 2471 // overlay packages if they reside in the right directory. 2472 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2473 | PackageParser.PARSE_IS_SYSTEM 2474 | PackageParser.PARSE_IS_SYSTEM_DIR 2475 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2476 2477 // Find base frameworks (resource packages without code). 2478 scanDirTracedLI(frameworkDir, mDefParseFlags 2479 | PackageParser.PARSE_IS_SYSTEM 2480 | PackageParser.PARSE_IS_SYSTEM_DIR 2481 | PackageParser.PARSE_IS_PRIVILEGED, 2482 scanFlags | SCAN_NO_DEX, 0); 2483 2484 // Collected privileged system packages. 2485 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2486 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2487 | PackageParser.PARSE_IS_SYSTEM 2488 | PackageParser.PARSE_IS_SYSTEM_DIR 2489 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2490 2491 // Collect ordinary system packages. 2492 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2493 scanDirTracedLI(systemAppDir, mDefParseFlags 2494 | PackageParser.PARSE_IS_SYSTEM 2495 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2496 2497 // Collect all vendor packages. 2498 File vendorAppDir = new File("/vendor/app"); 2499 try { 2500 vendorAppDir = vendorAppDir.getCanonicalFile(); 2501 } catch (IOException e) { 2502 // failed to look up canonical path, continue with original one 2503 } 2504 scanDirTracedLI(vendorAppDir, mDefParseFlags 2505 | PackageParser.PARSE_IS_SYSTEM 2506 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2507 2508 // Collect all OEM packages. 2509 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2510 scanDirTracedLI(oemAppDir, mDefParseFlags 2511 | PackageParser.PARSE_IS_SYSTEM 2512 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2513 2514 // Prune any system packages that no longer exist. 2515 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2516 if (!mOnlyCore) { 2517 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2518 while (psit.hasNext()) { 2519 PackageSetting ps = psit.next(); 2520 2521 /* 2522 * If this is not a system app, it can't be a 2523 * disable system app. 2524 */ 2525 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2526 continue; 2527 } 2528 2529 /* 2530 * If the package is scanned, it's not erased. 2531 */ 2532 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2533 if (scannedPkg != null) { 2534 /* 2535 * If the system app is both scanned and in the 2536 * disabled packages list, then it must have been 2537 * added via OTA. Remove it from the currently 2538 * scanned package so the previously user-installed 2539 * application can be scanned. 2540 */ 2541 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2542 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2543 + ps.name + "; removing system app. Last known codePath=" 2544 + ps.codePathString + ", installStatus=" + ps.installStatus 2545 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2546 + scannedPkg.mVersionCode); 2547 removePackageLI(scannedPkg, true); 2548 mExpectingBetter.put(ps.name, ps.codePath); 2549 } 2550 2551 continue; 2552 } 2553 2554 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2555 psit.remove(); 2556 logCriticalInfo(Log.WARN, "System package " + ps.name 2557 + " no longer exists; it's data will be wiped"); 2558 // Actual deletion of code and data will be handled by later 2559 // reconciliation step 2560 } else { 2561 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2562 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2563 possiblyDeletedUpdatedSystemApps.add(ps.name); 2564 } 2565 } 2566 } 2567 } 2568 2569 //look for any incomplete package installations 2570 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2571 for (int i = 0; i < deletePkgsList.size(); i++) { 2572 // Actual deletion of code and data will be handled by later 2573 // reconciliation step 2574 final String packageName = deletePkgsList.get(i).name; 2575 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2576 synchronized (mPackages) { 2577 mSettings.removePackageLPw(packageName); 2578 } 2579 } 2580 2581 //delete tmp files 2582 deleteTempPackageFiles(); 2583 2584 // Remove any shared userIDs that have no associated packages 2585 mSettings.pruneSharedUsersLPw(); 2586 2587 if (!mOnlyCore) { 2588 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2589 SystemClock.uptimeMillis()); 2590 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2591 2592 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2593 | PackageParser.PARSE_FORWARD_LOCK, 2594 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2595 2596 /** 2597 * Remove disable package settings for any updated system 2598 * apps that were removed via an OTA. If they're not a 2599 * previously-updated app, remove them completely. 2600 * Otherwise, just revoke their system-level permissions. 2601 */ 2602 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2603 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2604 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2605 2606 String msg; 2607 if (deletedPkg == null) { 2608 msg = "Updated system package " + deletedAppName 2609 + " no longer exists; it's data will be wiped"; 2610 // Actual deletion of code and data will be handled by later 2611 // reconciliation step 2612 } else { 2613 msg = "Updated system app + " + deletedAppName 2614 + " no longer present; removing system privileges for " 2615 + deletedAppName; 2616 2617 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2618 2619 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2620 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2621 } 2622 logCriticalInfo(Log.WARN, msg); 2623 } 2624 2625 /** 2626 * Make sure all system apps that we expected to appear on 2627 * the userdata partition actually showed up. If they never 2628 * appeared, crawl back and revive the system version. 2629 */ 2630 for (int i = 0; i < mExpectingBetter.size(); i++) { 2631 final String packageName = mExpectingBetter.keyAt(i); 2632 if (!mPackages.containsKey(packageName)) { 2633 final File scanFile = mExpectingBetter.valueAt(i); 2634 2635 logCriticalInfo(Log.WARN, "Expected better " + packageName 2636 + " but never showed up; reverting to system"); 2637 2638 int reparseFlags = mDefParseFlags; 2639 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2640 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2641 | PackageParser.PARSE_IS_SYSTEM_DIR 2642 | PackageParser.PARSE_IS_PRIVILEGED; 2643 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2644 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2645 | PackageParser.PARSE_IS_SYSTEM_DIR; 2646 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2647 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2648 | PackageParser.PARSE_IS_SYSTEM_DIR; 2649 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2650 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2651 | PackageParser.PARSE_IS_SYSTEM_DIR; 2652 } else { 2653 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2654 continue; 2655 } 2656 2657 mSettings.enableSystemPackageLPw(packageName); 2658 2659 try { 2660 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2661 } catch (PackageManagerException e) { 2662 Slog.e(TAG, "Failed to parse original system package: " 2663 + e.getMessage()); 2664 } 2665 } 2666 } 2667 } 2668 mExpectingBetter.clear(); 2669 2670 // Resolve the storage manager. 2671 mStorageManagerPackage = getStorageManagerPackageName(); 2672 2673 // Resolve protected action filters. Only the setup wizard is allowed to 2674 // have a high priority filter for these actions. 2675 mSetupWizardPackage = getSetupWizardPackageName(); 2676 if (mProtectedFilters.size() > 0) { 2677 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2678 Slog.i(TAG, "No setup wizard;" 2679 + " All protected intents capped to priority 0"); 2680 } 2681 for (ActivityIntentInfo filter : mProtectedFilters) { 2682 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2683 if (DEBUG_FILTERS) { 2684 Slog.i(TAG, "Found setup wizard;" 2685 + " allow priority " + filter.getPriority() + ";" 2686 + " package: " + filter.activity.info.packageName 2687 + " activity: " + filter.activity.className 2688 + " priority: " + filter.getPriority()); 2689 } 2690 // skip setup wizard; allow it to keep the high priority filter 2691 continue; 2692 } 2693 Slog.w(TAG, "Protected action; cap priority to 0;" 2694 + " package: " + filter.activity.info.packageName 2695 + " activity: " + filter.activity.className 2696 + " origPrio: " + filter.getPriority()); 2697 filter.setPriority(0); 2698 } 2699 } 2700 mDeferProtectedFilters = false; 2701 mProtectedFilters.clear(); 2702 2703 // Now that we know all of the shared libraries, update all clients to have 2704 // the correct library paths. 2705 updateAllSharedLibrariesLPw(null); 2706 2707 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2708 // NOTE: We ignore potential failures here during a system scan (like 2709 // the rest of the commands above) because there's precious little we 2710 // can do about it. A settings error is reported, though. 2711 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2712 } 2713 2714 // Now that we know all the packages we are keeping, 2715 // read and update their last usage times. 2716 mPackageUsage.read(mPackages); 2717 mCompilerStats.read(); 2718 2719 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2720 SystemClock.uptimeMillis()); 2721 Slog.i(TAG, "Time to scan packages: " 2722 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2723 + " seconds"); 2724 2725 // If the platform SDK has changed since the last time we booted, 2726 // we need to re-grant app permission to catch any new ones that 2727 // appear. This is really a hack, and means that apps can in some 2728 // cases get permissions that the user didn't initially explicitly 2729 // allow... it would be nice to have some better way to handle 2730 // this situation. 2731 int updateFlags = UPDATE_PERMISSIONS_ALL; 2732 if (ver.sdkVersion != mSdkVersion) { 2733 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2734 + mSdkVersion + "; regranting permissions for internal storage"); 2735 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2736 } 2737 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2738 ver.sdkVersion = mSdkVersion; 2739 2740 // If this is the first boot or an update from pre-M, and it is a normal 2741 // boot, then we need to initialize the default preferred apps across 2742 // all defined users. 2743 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2744 for (UserInfo user : sUserManager.getUsers(true)) { 2745 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2746 applyFactoryDefaultBrowserLPw(user.id); 2747 primeDomainVerificationsLPw(user.id); 2748 } 2749 } 2750 2751 // Prepare storage for system user really early during boot, 2752 // since core system apps like SettingsProvider and SystemUI 2753 // can't wait for user to start 2754 final int storageFlags; 2755 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2756 storageFlags = StorageManager.FLAG_STORAGE_DE; 2757 } else { 2758 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2759 } 2760 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2761 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2762 true /* onlyCoreApps */); 2763 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2764 if (deferPackages == null || deferPackages.isEmpty()) { 2765 return; 2766 } 2767 int count = 0; 2768 for (String pkgName : deferPackages) { 2769 PackageParser.Package pkg = null; 2770 synchronized (mPackages) { 2771 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2772 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2773 pkg = ps.pkg; 2774 } 2775 } 2776 if (pkg != null) { 2777 synchronized (mInstallLock) { 2778 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2779 true /* maybeMigrateAppData */); 2780 } 2781 count++; 2782 } 2783 } 2784 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2785 }, "prepareAppData"); 2786 2787 // If this is first boot after an OTA, and a normal boot, then 2788 // we need to clear code cache directories. 2789 // Note that we do *not* clear the application profiles. These remain valid 2790 // across OTAs and are used to drive profile verification (post OTA) and 2791 // profile compilation (without waiting to collect a fresh set of profiles). 2792 if (mIsUpgrade && !onlyCore) { 2793 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2794 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2795 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2796 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2797 // No apps are running this early, so no need to freeze 2798 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2799 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2800 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2801 } 2802 } 2803 ver.fingerprint = Build.FINGERPRINT; 2804 } 2805 2806 checkDefaultBrowser(); 2807 2808 // clear only after permissions and other defaults have been updated 2809 mExistingSystemPackages.clear(); 2810 mPromoteSystemApps = false; 2811 2812 // All the changes are done during package scanning. 2813 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2814 2815 // can downgrade to reader 2816 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2817 mSettings.writeLPr(); 2818 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2819 2820 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2821 // early on (before the package manager declares itself as early) because other 2822 // components in the system server might ask for package contexts for these apps. 2823 // 2824 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2825 // (i.e, that the data partition is unavailable). 2826 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2827 long start = System.nanoTime(); 2828 List<PackageParser.Package> coreApps = new ArrayList<>(); 2829 for (PackageParser.Package pkg : mPackages.values()) { 2830 if (pkg.coreApp) { 2831 coreApps.add(pkg); 2832 } 2833 } 2834 2835 int[] stats = performDexOptUpgrade(coreApps, false, 2836 getCompilerFilterForReason(REASON_CORE_APP)); 2837 2838 final int elapsedTimeSeconds = 2839 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2840 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2841 2842 if (DEBUG_DEXOPT) { 2843 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2844 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2845 } 2846 2847 2848 // TODO: Should we log these stats to tron too ? 2849 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2850 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2851 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2852 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2853 } 2854 2855 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2856 SystemClock.uptimeMillis()); 2857 2858 if (!mOnlyCore) { 2859 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2860 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2861 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2862 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2863 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2864 mIntentFilterVerifierComponent); 2865 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2866 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2867 SharedLibraryInfo.VERSION_UNDEFINED); 2868 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2869 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2870 SharedLibraryInfo.VERSION_UNDEFINED); 2871 } else { 2872 mRequiredVerifierPackage = null; 2873 mRequiredInstallerPackage = null; 2874 mRequiredUninstallerPackage = null; 2875 mIntentFilterVerifierComponent = null; 2876 mIntentFilterVerifier = null; 2877 mServicesSystemSharedLibraryPackageName = null; 2878 mSharedSystemSharedLibraryPackageName = null; 2879 } 2880 2881 mInstallerService = new PackageInstallerService(context, this); 2882 2883 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2884 if (ephemeralResolverComponent != null) { 2885 if (DEBUG_EPHEMERAL) { 2886 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2887 } 2888 mInstantAppResolverConnection = 2889 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2890 } else { 2891 mInstantAppResolverConnection = null; 2892 } 2893 mInstantAppInstallerComponent = getEphemeralInstallerLPr(); 2894 if (mInstantAppInstallerComponent != null) { 2895 if (DEBUG_EPHEMERAL) { 2896 Slog.i(TAG, "Ephemeral installer: " + mInstantAppInstallerComponent); 2897 } 2898 setUpInstantAppInstallerActivityLP(mInstantAppInstallerComponent); 2899 } 2900 2901 // Read and update the usage of dex files. 2902 // Do this at the end of PM init so that all the packages have their 2903 // data directory reconciled. 2904 // At this point we know the code paths of the packages, so we can validate 2905 // the disk file and build the internal cache. 2906 // The usage file is expected to be small so loading and verifying it 2907 // should take a fairly small time compare to the other activities (e.g. package 2908 // scanning). 2909 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2910 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2911 for (int userId : currentUserIds) { 2912 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2913 } 2914 mDexManager.load(userPackages); 2915 } // synchronized (mPackages) 2916 } // synchronized (mInstallLock) 2917 2918 // Now after opening every single application zip, make sure they 2919 // are all flushed. Not really needed, but keeps things nice and 2920 // tidy. 2921 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2922 Runtime.getRuntime().gc(); 2923 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2924 2925 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2926 FallbackCategoryProvider.loadFallbacks(); 2927 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2928 2929 // The initial scanning above does many calls into installd while 2930 // holding the mPackages lock, but we're mostly interested in yelling 2931 // once we have a booted system. 2932 mInstaller.setWarnIfHeld(mPackages); 2933 2934 // Expose private service for system components to use. 2935 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2936 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2937 } 2938 2939 private static File preparePackageParserCache(boolean isUpgrade) { 2940 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2941 return null; 2942 } 2943 2944 // Disable package parsing on eng builds to allow for faster incremental development. 2945 if ("eng".equals(Build.TYPE)) { 2946 return null; 2947 } 2948 2949 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2950 Slog.i(TAG, "Disabling package parser cache due to system property."); 2951 return null; 2952 } 2953 2954 // The base directory for the package parser cache lives under /data/system/. 2955 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2956 "package_cache"); 2957 if (cacheBaseDir == null) { 2958 return null; 2959 } 2960 2961 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2962 // This also serves to "GC" unused entries when the package cache version changes (which 2963 // can only happen during upgrades). 2964 if (isUpgrade) { 2965 FileUtils.deleteContents(cacheBaseDir); 2966 } 2967 2968 2969 // Return the versioned package cache directory. This is something like 2970 // "/data/system/package_cache/1" 2971 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2972 2973 // The following is a workaround to aid development on non-numbered userdebug 2974 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2975 // the system partition is newer. 2976 // 2977 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2978 // that starts with "eng." to signify that this is an engineering build and not 2979 // destined for release. 2980 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2981 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2982 2983 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2984 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2985 // in general and should not be used for production changes. In this specific case, 2986 // we know that they will work. 2987 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2988 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2989 FileUtils.deleteContents(cacheBaseDir); 2990 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2991 } 2992 } 2993 2994 return cacheDir; 2995 } 2996 2997 @Override 2998 public boolean isFirstBoot() { 2999 return mFirstBoot; 3000 } 3001 3002 @Override 3003 public boolean isOnlyCoreApps() { 3004 return mOnlyCore; 3005 } 3006 3007 @Override 3008 public boolean isUpgrade() { 3009 return mIsUpgrade; 3010 } 3011 3012 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3013 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3014 3015 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3016 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3017 UserHandle.USER_SYSTEM); 3018 if (matches.size() == 1) { 3019 return matches.get(0).getComponentInfo().packageName; 3020 } else if (matches.size() == 0) { 3021 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3022 return null; 3023 } 3024 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3025 } 3026 3027 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3028 synchronized (mPackages) { 3029 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3030 if (libraryEntry == null) { 3031 throw new IllegalStateException("Missing required shared library:" + name); 3032 } 3033 return libraryEntry.apk; 3034 } 3035 } 3036 3037 private @NonNull String getRequiredInstallerLPr() { 3038 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3039 intent.addCategory(Intent.CATEGORY_DEFAULT); 3040 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3041 3042 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3043 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3044 UserHandle.USER_SYSTEM); 3045 if (matches.size() == 1) { 3046 ResolveInfo resolveInfo = matches.get(0); 3047 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3048 throw new RuntimeException("The installer must be a privileged app"); 3049 } 3050 return matches.get(0).getComponentInfo().packageName; 3051 } else { 3052 throw new RuntimeException("There must be exactly one installer; found " + matches); 3053 } 3054 } 3055 3056 private @NonNull String getRequiredUninstallerLPr() { 3057 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3058 intent.addCategory(Intent.CATEGORY_DEFAULT); 3059 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3060 3061 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3062 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3063 UserHandle.USER_SYSTEM); 3064 if (resolveInfo == null || 3065 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3066 throw new RuntimeException("There must be exactly one uninstaller; found " 3067 + resolveInfo); 3068 } 3069 return resolveInfo.getComponentInfo().packageName; 3070 } 3071 3072 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3073 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3074 3075 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3076 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3077 UserHandle.USER_SYSTEM); 3078 ResolveInfo best = null; 3079 final int N = matches.size(); 3080 for (int i = 0; i < N; i++) { 3081 final ResolveInfo cur = matches.get(i); 3082 final String packageName = cur.getComponentInfo().packageName; 3083 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3084 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3085 continue; 3086 } 3087 3088 if (best == null || cur.priority > best.priority) { 3089 best = cur; 3090 } 3091 } 3092 3093 if (best != null) { 3094 return best.getComponentInfo().getComponentName(); 3095 } else { 3096 throw new RuntimeException("There must be at least one intent filter verifier"); 3097 } 3098 } 3099 3100 private @Nullable ComponentName getEphemeralResolverLPr() { 3101 final String[] packageArray = 3102 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3103 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3104 if (DEBUG_EPHEMERAL) { 3105 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3106 } 3107 return null; 3108 } 3109 3110 final int resolveFlags = 3111 MATCH_DIRECT_BOOT_AWARE 3112 | MATCH_DIRECT_BOOT_UNAWARE 3113 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3114 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3115 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3116 resolveFlags, UserHandle.USER_SYSTEM); 3117 3118 final int N = resolvers.size(); 3119 if (N == 0) { 3120 if (DEBUG_EPHEMERAL) { 3121 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3122 } 3123 return null; 3124 } 3125 3126 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3127 for (int i = 0; i < N; i++) { 3128 final ResolveInfo info = resolvers.get(i); 3129 3130 if (info.serviceInfo == null) { 3131 continue; 3132 } 3133 3134 final String packageName = info.serviceInfo.packageName; 3135 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3136 if (DEBUG_EPHEMERAL) { 3137 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3138 + " pkg: " + packageName + ", info:" + info); 3139 } 3140 continue; 3141 } 3142 3143 if (DEBUG_EPHEMERAL) { 3144 Slog.v(TAG, "Ephemeral resolver found;" 3145 + " pkg: " + packageName + ", info:" + info); 3146 } 3147 return new ComponentName(packageName, info.serviceInfo.name); 3148 } 3149 if (DEBUG_EPHEMERAL) { 3150 Slog.v(TAG, "Ephemeral resolver NOT found"); 3151 } 3152 return null; 3153 } 3154 3155 private @Nullable ComponentName getEphemeralInstallerLPr() { 3156 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3157 intent.addCategory(Intent.CATEGORY_DEFAULT); 3158 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3159 3160 final int resolveFlags = 3161 MATCH_DIRECT_BOOT_AWARE 3162 | MATCH_DIRECT_BOOT_UNAWARE 3163 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3164 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3165 resolveFlags, UserHandle.USER_SYSTEM); 3166 Iterator<ResolveInfo> iter = matches.iterator(); 3167 while (iter.hasNext()) { 3168 final ResolveInfo rInfo = iter.next(); 3169 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3170 if (ps != null) { 3171 final PermissionsState permissionsState = ps.getPermissionsState(); 3172 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3173 continue; 3174 } 3175 } 3176 iter.remove(); 3177 } 3178 if (matches.size() == 0) { 3179 return null; 3180 } else if (matches.size() == 1) { 3181 return matches.get(0).getComponentInfo().getComponentName(); 3182 } else { 3183 throw new RuntimeException( 3184 "There must be at most one ephemeral installer; found " + matches); 3185 } 3186 } 3187 3188 private void primeDomainVerificationsLPw(int userId) { 3189 if (DEBUG_DOMAIN_VERIFICATION) { 3190 Slog.d(TAG, "Priming domain verifications in user " + userId); 3191 } 3192 3193 SystemConfig systemConfig = SystemConfig.getInstance(); 3194 ArraySet<String> packages = systemConfig.getLinkedApps(); 3195 3196 for (String packageName : packages) { 3197 PackageParser.Package pkg = mPackages.get(packageName); 3198 if (pkg != null) { 3199 if (!pkg.isSystemApp()) { 3200 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3201 continue; 3202 } 3203 3204 ArraySet<String> domains = null; 3205 for (PackageParser.Activity a : pkg.activities) { 3206 for (ActivityIntentInfo filter : a.intents) { 3207 if (hasValidDomains(filter)) { 3208 if (domains == null) { 3209 domains = new ArraySet<String>(); 3210 } 3211 domains.addAll(filter.getHostsList()); 3212 } 3213 } 3214 } 3215 3216 if (domains != null && domains.size() > 0) { 3217 if (DEBUG_DOMAIN_VERIFICATION) { 3218 Slog.v(TAG, " + " + packageName); 3219 } 3220 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3221 // state w.r.t. the formal app-linkage "no verification attempted" state; 3222 // and then 'always' in the per-user state actually used for intent resolution. 3223 final IntentFilterVerificationInfo ivi; 3224 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3225 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3226 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3227 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3228 } else { 3229 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3230 + "' does not handle web links"); 3231 } 3232 } else { 3233 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3234 } 3235 } 3236 3237 scheduleWritePackageRestrictionsLocked(userId); 3238 scheduleWriteSettingsLocked(); 3239 } 3240 3241 private void applyFactoryDefaultBrowserLPw(int userId) { 3242 // The default browser app's package name is stored in a string resource, 3243 // with a product-specific overlay used for vendor customization. 3244 String browserPkg = mContext.getResources().getString( 3245 com.android.internal.R.string.default_browser); 3246 if (!TextUtils.isEmpty(browserPkg)) { 3247 // non-empty string => required to be a known package 3248 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3249 if (ps == null) { 3250 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3251 browserPkg = null; 3252 } else { 3253 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3254 } 3255 } 3256 3257 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3258 // default. If there's more than one, just leave everything alone. 3259 if (browserPkg == null) { 3260 calculateDefaultBrowserLPw(userId); 3261 } 3262 } 3263 3264 private void calculateDefaultBrowserLPw(int userId) { 3265 List<String> allBrowsers = resolveAllBrowserApps(userId); 3266 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3267 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3268 } 3269 3270 private List<String> resolveAllBrowserApps(int userId) { 3271 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3272 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3273 PackageManager.MATCH_ALL, userId); 3274 3275 final int count = list.size(); 3276 List<String> result = new ArrayList<String>(count); 3277 for (int i=0; i<count; i++) { 3278 ResolveInfo info = list.get(i); 3279 if (info.activityInfo == null 3280 || !info.handleAllWebDataURI 3281 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3282 || result.contains(info.activityInfo.packageName)) { 3283 continue; 3284 } 3285 result.add(info.activityInfo.packageName); 3286 } 3287 3288 return result; 3289 } 3290 3291 private boolean packageIsBrowser(String packageName, int userId) { 3292 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3293 PackageManager.MATCH_ALL, userId); 3294 final int N = list.size(); 3295 for (int i = 0; i < N; i++) { 3296 ResolveInfo info = list.get(i); 3297 if (packageName.equals(info.activityInfo.packageName)) { 3298 return true; 3299 } 3300 } 3301 return false; 3302 } 3303 3304 private void checkDefaultBrowser() { 3305 final int myUserId = UserHandle.myUserId(); 3306 final String packageName = getDefaultBrowserPackageName(myUserId); 3307 if (packageName != null) { 3308 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3309 if (info == null) { 3310 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3311 synchronized (mPackages) { 3312 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3313 } 3314 } 3315 } 3316 } 3317 3318 @Override 3319 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3320 throws RemoteException { 3321 try { 3322 return super.onTransact(code, data, reply, flags); 3323 } catch (RuntimeException e) { 3324 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3325 Slog.wtf(TAG, "Package Manager Crash", e); 3326 } 3327 throw e; 3328 } 3329 } 3330 3331 static int[] appendInts(int[] cur, int[] add) { 3332 if (add == null) return cur; 3333 if (cur == null) return add; 3334 final int N = add.length; 3335 for (int i=0; i<N; i++) { 3336 cur = appendInt(cur, add[i]); 3337 } 3338 return cur; 3339 } 3340 3341 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3342 if (!sUserManager.exists(userId)) return null; 3343 if (ps == null) { 3344 return null; 3345 } 3346 final PackageParser.Package p = ps.pkg; 3347 if (p == null) { 3348 return null; 3349 } 3350 // Filter out ephemeral app metadata: 3351 // * The system/shell/root can see metadata for any app 3352 // * An installed app can see metadata for 1) other installed apps 3353 // and 2) ephemeral apps that have explicitly interacted with it 3354 // * Ephemeral apps can only see their own data and exposed installed apps 3355 // * Holding a signature permission allows seeing instant apps 3356 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3357 if (callingAppId != Process.SYSTEM_UID 3358 && callingAppId != Process.SHELL_UID 3359 && callingAppId != Process.ROOT_UID 3360 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3361 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3362 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3363 if (instantAppPackageName != null) { 3364 // ephemeral apps can only get information on themselves or 3365 // installed apps that are exposed. 3366 if (!instantAppPackageName.equals(p.packageName) 3367 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3368 return null; 3369 } 3370 } else { 3371 if (ps.getInstantApp(userId)) { 3372 // only get access to the ephemeral app if we've been granted access 3373 if (!mInstantAppRegistry.isInstantAccessGranted( 3374 userId, callingAppId, ps.appId)) { 3375 return null; 3376 } 3377 } 3378 } 3379 } 3380 3381 final PermissionsState permissionsState = ps.getPermissionsState(); 3382 3383 // Compute GIDs only if requested 3384 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3385 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3386 // Compute granted permissions only if package has requested permissions 3387 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3388 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3389 final PackageUserState state = ps.readUserState(userId); 3390 3391 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3392 && ps.isSystem()) { 3393 flags |= MATCH_ANY_USER; 3394 } 3395 3396 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3397 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3398 3399 if (packageInfo == null) { 3400 return null; 3401 } 3402 3403 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3404 3405 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3406 resolveExternalPackageNameLPr(p); 3407 3408 return packageInfo; 3409 } 3410 3411 @Override 3412 public void checkPackageStartable(String packageName, int userId) { 3413 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3414 3415 synchronized (mPackages) { 3416 final PackageSetting ps = mSettings.mPackages.get(packageName); 3417 if (ps == null) { 3418 throw new SecurityException("Package " + packageName + " was not found!"); 3419 } 3420 3421 if (!ps.getInstalled(userId)) { 3422 throw new SecurityException( 3423 "Package " + packageName + " was not installed for user " + userId + "!"); 3424 } 3425 3426 if (mSafeMode && !ps.isSystem()) { 3427 throw new SecurityException("Package " + packageName + " not a system app!"); 3428 } 3429 3430 if (mFrozenPackages.contains(packageName)) { 3431 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3432 } 3433 3434 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3435 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3436 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3437 } 3438 } 3439 } 3440 3441 @Override 3442 public boolean isPackageAvailable(String packageName, int userId) { 3443 if (!sUserManager.exists(userId)) return false; 3444 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3445 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3446 synchronized (mPackages) { 3447 PackageParser.Package p = mPackages.get(packageName); 3448 if (p != null) { 3449 final PackageSetting ps = (PackageSetting) p.mExtras; 3450 if (ps != null) { 3451 final PackageUserState state = ps.readUserState(userId); 3452 if (state != null) { 3453 return PackageParser.isAvailable(state); 3454 } 3455 } 3456 } 3457 } 3458 return false; 3459 } 3460 3461 @Override 3462 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3463 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3464 flags, userId); 3465 } 3466 3467 @Override 3468 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3469 int flags, int userId) { 3470 return getPackageInfoInternal(versionedPackage.getPackageName(), 3471 // TODO: We will change version code to long, so in the new API it is long 3472 (int) versionedPackage.getVersionCode(), flags, userId); 3473 } 3474 3475 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3476 int flags, int userId) { 3477 if (!sUserManager.exists(userId)) return null; 3478 flags = updateFlagsForPackage(flags, userId, packageName); 3479 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3480 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3481 3482 // reader 3483 synchronized (mPackages) { 3484 // Normalize package name to handle renamed packages and static libs 3485 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3486 3487 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3488 if (matchFactoryOnly) { 3489 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3490 if (ps != null) { 3491 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3492 return null; 3493 } 3494 return generatePackageInfo(ps, flags, userId); 3495 } 3496 } 3497 3498 PackageParser.Package p = mPackages.get(packageName); 3499 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3500 return null; 3501 } 3502 if (DEBUG_PACKAGE_INFO) 3503 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3504 if (p != null) { 3505 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3506 Binder.getCallingUid(), userId)) { 3507 return null; 3508 } 3509 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3510 } 3511 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3512 final PackageSetting ps = mSettings.mPackages.get(packageName); 3513 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3514 return null; 3515 } 3516 return generatePackageInfo(ps, flags, userId); 3517 } 3518 } 3519 return null; 3520 } 3521 3522 3523 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3524 // System/shell/root get to see all static libs 3525 final int appId = UserHandle.getAppId(uid); 3526 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3527 || appId == Process.ROOT_UID) { 3528 return false; 3529 } 3530 3531 // No package means no static lib as it is always on internal storage 3532 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3533 return false; 3534 } 3535 3536 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3537 ps.pkg.staticSharedLibVersion); 3538 if (libEntry == null) { 3539 return false; 3540 } 3541 3542 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3543 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3544 if (uidPackageNames == null) { 3545 return true; 3546 } 3547 3548 for (String uidPackageName : uidPackageNames) { 3549 if (ps.name.equals(uidPackageName)) { 3550 return false; 3551 } 3552 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3553 if (uidPs != null) { 3554 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3555 libEntry.info.getName()); 3556 if (index < 0) { 3557 continue; 3558 } 3559 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3560 return false; 3561 } 3562 } 3563 } 3564 return true; 3565 } 3566 3567 @Override 3568 public String[] currentToCanonicalPackageNames(String[] names) { 3569 String[] out = new String[names.length]; 3570 // reader 3571 synchronized (mPackages) { 3572 for (int i=names.length-1; i>=0; i--) { 3573 PackageSetting ps = mSettings.mPackages.get(names[i]); 3574 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3575 } 3576 } 3577 return out; 3578 } 3579 3580 @Override 3581 public String[] canonicalToCurrentPackageNames(String[] names) { 3582 String[] out = new String[names.length]; 3583 // reader 3584 synchronized (mPackages) { 3585 for (int i=names.length-1; i>=0; i--) { 3586 String cur = mSettings.getRenamedPackageLPr(names[i]); 3587 out[i] = cur != null ? cur : names[i]; 3588 } 3589 } 3590 return out; 3591 } 3592 3593 @Override 3594 public int getPackageUid(String packageName, int flags, int userId) { 3595 if (!sUserManager.exists(userId)) return -1; 3596 flags = updateFlagsForPackage(flags, userId, packageName); 3597 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3598 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3599 3600 // reader 3601 synchronized (mPackages) { 3602 final PackageParser.Package p = mPackages.get(packageName); 3603 if (p != null && p.isMatch(flags)) { 3604 return UserHandle.getUid(userId, p.applicationInfo.uid); 3605 } 3606 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3607 final PackageSetting ps = mSettings.mPackages.get(packageName); 3608 if (ps != null && ps.isMatch(flags)) { 3609 return UserHandle.getUid(userId, ps.appId); 3610 } 3611 } 3612 } 3613 3614 return -1; 3615 } 3616 3617 @Override 3618 public int[] getPackageGids(String packageName, int flags, int userId) { 3619 if (!sUserManager.exists(userId)) return null; 3620 flags = updateFlagsForPackage(flags, userId, packageName); 3621 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3622 false /* requireFullPermission */, false /* checkShell */, 3623 "getPackageGids"); 3624 3625 // reader 3626 synchronized (mPackages) { 3627 final PackageParser.Package p = mPackages.get(packageName); 3628 if (p != null && p.isMatch(flags)) { 3629 PackageSetting ps = (PackageSetting) p.mExtras; 3630 // TODO: Shouldn't this be checking for package installed state for userId and 3631 // return null? 3632 return ps.getPermissionsState().computeGids(userId); 3633 } 3634 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3635 final PackageSetting ps = mSettings.mPackages.get(packageName); 3636 if (ps != null && ps.isMatch(flags)) { 3637 return ps.getPermissionsState().computeGids(userId); 3638 } 3639 } 3640 } 3641 3642 return null; 3643 } 3644 3645 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3646 if (bp.perm != null) { 3647 return PackageParser.generatePermissionInfo(bp.perm, flags); 3648 } 3649 PermissionInfo pi = new PermissionInfo(); 3650 pi.name = bp.name; 3651 pi.packageName = bp.sourcePackage; 3652 pi.nonLocalizedLabel = bp.name; 3653 pi.protectionLevel = bp.protectionLevel; 3654 return pi; 3655 } 3656 3657 @Override 3658 public PermissionInfo getPermissionInfo(String name, int flags) { 3659 // reader 3660 synchronized (mPackages) { 3661 final BasePermission p = mSettings.mPermissions.get(name); 3662 if (p != null) { 3663 return generatePermissionInfo(p, flags); 3664 } 3665 return null; 3666 } 3667 } 3668 3669 @Override 3670 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3671 int flags) { 3672 // reader 3673 synchronized (mPackages) { 3674 if (group != null && !mPermissionGroups.containsKey(group)) { 3675 // This is thrown as NameNotFoundException 3676 return null; 3677 } 3678 3679 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3680 for (BasePermission p : mSettings.mPermissions.values()) { 3681 if (group == null) { 3682 if (p.perm == null || p.perm.info.group == null) { 3683 out.add(generatePermissionInfo(p, flags)); 3684 } 3685 } else { 3686 if (p.perm != null && group.equals(p.perm.info.group)) { 3687 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3688 } 3689 } 3690 } 3691 return new ParceledListSlice<>(out); 3692 } 3693 } 3694 3695 @Override 3696 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3697 // reader 3698 synchronized (mPackages) { 3699 return PackageParser.generatePermissionGroupInfo( 3700 mPermissionGroups.get(name), flags); 3701 } 3702 } 3703 3704 @Override 3705 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3706 // reader 3707 synchronized (mPackages) { 3708 final int N = mPermissionGroups.size(); 3709 ArrayList<PermissionGroupInfo> out 3710 = new ArrayList<PermissionGroupInfo>(N); 3711 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3712 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3713 } 3714 return new ParceledListSlice<>(out); 3715 } 3716 } 3717 3718 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3719 int uid, int userId) { 3720 if (!sUserManager.exists(userId)) return null; 3721 PackageSetting ps = mSettings.mPackages.get(packageName); 3722 if (ps != null) { 3723 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3724 return null; 3725 } 3726 if (ps.pkg == null) { 3727 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3728 if (pInfo != null) { 3729 return pInfo.applicationInfo; 3730 } 3731 return null; 3732 } 3733 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3734 ps.readUserState(userId), userId); 3735 if (ai != null) { 3736 rebaseEnabledOverlays(ai, userId); 3737 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3738 } 3739 return ai; 3740 } 3741 return null; 3742 } 3743 3744 @Override 3745 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3746 if (!sUserManager.exists(userId)) return null; 3747 flags = updateFlagsForApplication(flags, userId, packageName); 3748 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3749 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3750 3751 // writer 3752 synchronized (mPackages) { 3753 // Normalize package name to handle renamed packages and static libs 3754 packageName = resolveInternalPackageNameLPr(packageName, 3755 PackageManager.VERSION_CODE_HIGHEST); 3756 3757 PackageParser.Package p = mPackages.get(packageName); 3758 if (DEBUG_PACKAGE_INFO) Log.v( 3759 TAG, "getApplicationInfo " + packageName 3760 + ": " + p); 3761 if (p != null) { 3762 PackageSetting ps = mSettings.mPackages.get(packageName); 3763 if (ps == null) return null; 3764 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3765 return null; 3766 } 3767 // Note: isEnabledLP() does not apply here - always return info 3768 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3769 p, flags, ps.readUserState(userId), userId); 3770 if (ai != null) { 3771 rebaseEnabledOverlays(ai, userId); 3772 ai.packageName = resolveExternalPackageNameLPr(p); 3773 } 3774 return ai; 3775 } 3776 if ("android".equals(packageName)||"system".equals(packageName)) { 3777 return mAndroidApplication; 3778 } 3779 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3780 // Already generates the external package name 3781 return generateApplicationInfoFromSettingsLPw(packageName, 3782 Binder.getCallingUid(), flags, userId); 3783 } 3784 } 3785 return null; 3786 } 3787 3788 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3789 List<String> paths = new ArrayList<>(); 3790 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3791 mEnabledOverlayPaths.get(userId); 3792 if (userSpecificOverlays != null) { 3793 if (!"android".equals(ai.packageName)) { 3794 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3795 if (frameworkOverlays != null) { 3796 paths.addAll(frameworkOverlays); 3797 } 3798 } 3799 3800 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3801 if (appOverlays != null) { 3802 paths.addAll(appOverlays); 3803 } 3804 } 3805 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3806 } 3807 3808 private String normalizePackageNameLPr(String packageName) { 3809 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3810 return normalizedPackageName != null ? normalizedPackageName : packageName; 3811 } 3812 3813 @Override 3814 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3815 final IPackageDataObserver observer) { 3816 mContext.enforceCallingOrSelfPermission( 3817 android.Manifest.permission.CLEAR_APP_CACHE, null); 3818 mHandler.post(() -> { 3819 boolean success = false; 3820 try { 3821 freeStorage(volumeUuid, freeStorageSize, 0); 3822 success = true; 3823 } catch (IOException e) { 3824 Slog.w(TAG, e); 3825 } 3826 if (observer != null) { 3827 try { 3828 observer.onRemoveCompleted(null, success); 3829 } catch (RemoteException e) { 3830 Slog.w(TAG, e); 3831 } 3832 } 3833 }); 3834 } 3835 3836 @Override 3837 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3838 final IntentSender pi) { 3839 mContext.enforceCallingOrSelfPermission( 3840 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3841 mHandler.post(() -> { 3842 boolean success = false; 3843 try { 3844 freeStorage(volumeUuid, freeStorageSize, 0); 3845 success = true; 3846 } catch (IOException e) { 3847 Slog.w(TAG, e); 3848 } 3849 if (pi != null) { 3850 try { 3851 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3852 } catch (SendIntentException e) { 3853 Slog.w(TAG, e); 3854 } 3855 } 3856 }); 3857 } 3858 3859 /** 3860 * Blocking call to clear various types of cached data across the system 3861 * until the requested bytes are available. 3862 */ 3863 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3864 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3865 final File file = storage.findPathForUuid(volumeUuid); 3866 3867 if (ENABLE_FREE_CACHE_V2) { 3868 final boolean aggressive = (storageFlags 3869 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3870 3871 // 1. Pre-flight to determine if we have any chance to succeed 3872 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3873 3874 // 3. Consider parsed APK data (aggressive only) 3875 if (aggressive) { 3876 FileUtils.deleteContents(mCacheDir); 3877 } 3878 if (file.getUsableSpace() >= bytes) return; 3879 3880 // 4. Consider cached app data (above quotas) 3881 try { 3882 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3883 } catch (InstallerException ignored) { 3884 } 3885 if (file.getUsableSpace() >= bytes) return; 3886 3887 // 5. Consider shared libraries with refcount=0 and age>2h 3888 // 6. Consider dexopt output (aggressive only) 3889 // 7. Consider ephemeral apps not used in last week 3890 3891 // 8. Consider cached app data (below quotas) 3892 try { 3893 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3894 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3895 } catch (InstallerException ignored) { 3896 } 3897 if (file.getUsableSpace() >= bytes) return; 3898 3899 // 9. Consider DropBox entries 3900 // 10. Consider ephemeral cookies 3901 3902 } else { 3903 try { 3904 mInstaller.freeCache(volumeUuid, bytes, 0); 3905 } catch (InstallerException ignored) { 3906 } 3907 if (file.getUsableSpace() >= bytes) return; 3908 } 3909 3910 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3911 } 3912 3913 /** 3914 * Update given flags based on encryption status of current user. 3915 */ 3916 private int updateFlags(int flags, int userId) { 3917 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3918 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3919 // Caller expressed an explicit opinion about what encryption 3920 // aware/unaware components they want to see, so fall through and 3921 // give them what they want 3922 } else { 3923 // Caller expressed no opinion, so match based on user state 3924 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3925 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3926 } else { 3927 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3928 } 3929 } 3930 return flags; 3931 } 3932 3933 private UserManagerInternal getUserManagerInternal() { 3934 if (mUserManagerInternal == null) { 3935 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3936 } 3937 return mUserManagerInternal; 3938 } 3939 3940 private DeviceIdleController.LocalService getDeviceIdleController() { 3941 if (mDeviceIdleController == null) { 3942 mDeviceIdleController = 3943 LocalServices.getService(DeviceIdleController.LocalService.class); 3944 } 3945 return mDeviceIdleController; 3946 } 3947 3948 /** 3949 * Update given flags when being used to request {@link PackageInfo}. 3950 */ 3951 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3952 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3953 boolean triaged = true; 3954 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3955 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3956 // Caller is asking for component details, so they'd better be 3957 // asking for specific encryption matching behavior, or be triaged 3958 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3959 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3960 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3961 triaged = false; 3962 } 3963 } 3964 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3965 | PackageManager.MATCH_SYSTEM_ONLY 3966 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3967 triaged = false; 3968 } 3969 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3970 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3971 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3972 + Debug.getCallers(5)); 3973 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3974 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3975 // If the caller wants all packages and has a restricted profile associated with it, 3976 // then match all users. This is to make sure that launchers that need to access work 3977 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3978 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3979 flags |= PackageManager.MATCH_ANY_USER; 3980 } 3981 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3982 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3983 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3984 } 3985 return updateFlags(flags, userId); 3986 } 3987 3988 /** 3989 * Update given flags when being used to request {@link ApplicationInfo}. 3990 */ 3991 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3992 return updateFlagsForPackage(flags, userId, cookie); 3993 } 3994 3995 /** 3996 * Update given flags when being used to request {@link ComponentInfo}. 3997 */ 3998 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3999 if (cookie instanceof Intent) { 4000 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4001 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4002 } 4003 } 4004 4005 boolean triaged = true; 4006 // Caller is asking for component details, so they'd better be 4007 // asking for specific encryption matching behavior, or be triaged 4008 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4009 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4010 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4011 triaged = false; 4012 } 4013 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4014 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4015 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4016 } 4017 4018 return updateFlags(flags, userId); 4019 } 4020 4021 /** 4022 * Update given intent when being used to request {@link ResolveInfo}. 4023 */ 4024 private Intent updateIntentForResolve(Intent intent) { 4025 if (intent.getSelector() != null) { 4026 intent = intent.getSelector(); 4027 } 4028 if (DEBUG_PREFERRED) { 4029 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4030 } 4031 return intent; 4032 } 4033 4034 /** 4035 * Update given flags when being used to request {@link ResolveInfo}. 4036 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4037 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4038 * flag set. However, this flag is only honoured in three circumstances: 4039 * <ul> 4040 * <li>when called from a system process</li> 4041 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4042 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4043 * action and a {@code android.intent.category.BROWSABLE} category</li> 4044 * </ul> 4045 */ 4046 int updateFlagsForResolve(int flags, int userId, Intent intent, boolean includeInstantApp) { 4047 // Safe mode means we shouldn't match any third-party components 4048 if (mSafeMode) { 4049 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4050 } 4051 final int callingUid = Binder.getCallingUid(); 4052 if (getInstantAppPackageName(callingUid) != null) { 4053 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4054 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4055 flags |= PackageManager.MATCH_INSTANT; 4056 } else { 4057 // Otherwise, prevent leaking ephemeral components 4058 final boolean isSpecialProcess = 4059 callingUid == Process.SYSTEM_UID 4060 || callingUid == Process.SHELL_UID 4061 || callingUid == 0; 4062 final boolean allowMatchInstant = 4063 (includeInstantApp 4064 && Intent.ACTION_VIEW.equals(intent.getAction()) 4065 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4066 && hasWebURI(intent)) 4067 || isSpecialProcess 4068 || mContext.checkCallingOrSelfPermission( 4069 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4070 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4071 if (!allowMatchInstant) { 4072 flags &= ~PackageManager.MATCH_INSTANT; 4073 } 4074 } 4075 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4076 } 4077 4078 @Override 4079 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4080 if (!sUserManager.exists(userId)) return null; 4081 flags = updateFlagsForComponent(flags, userId, component); 4082 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4083 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4084 synchronized (mPackages) { 4085 PackageParser.Activity a = mActivities.mActivities.get(component); 4086 4087 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4088 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4089 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4090 if (ps == null) return null; 4091 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4092 userId); 4093 } 4094 if (mResolveComponentName.equals(component)) { 4095 return PackageParser.generateActivityInfo(mResolveActivity, flags, 4096 new PackageUserState(), userId); 4097 } 4098 } 4099 return null; 4100 } 4101 4102 @Override 4103 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4104 String resolvedType) { 4105 synchronized (mPackages) { 4106 if (component.equals(mResolveComponentName)) { 4107 // The resolver supports EVERYTHING! 4108 return true; 4109 } 4110 PackageParser.Activity a = mActivities.mActivities.get(component); 4111 if (a == null) { 4112 return false; 4113 } 4114 for (int i=0; i<a.intents.size(); i++) { 4115 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4116 intent.getData(), intent.getCategories(), TAG) >= 0) { 4117 return true; 4118 } 4119 } 4120 return false; 4121 } 4122 } 4123 4124 @Override 4125 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4126 if (!sUserManager.exists(userId)) return null; 4127 flags = updateFlagsForComponent(flags, userId, component); 4128 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4129 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4130 synchronized (mPackages) { 4131 PackageParser.Activity a = mReceivers.mActivities.get(component); 4132 if (DEBUG_PACKAGE_INFO) Log.v( 4133 TAG, "getReceiverInfo " + component + ": " + a); 4134 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4135 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4136 if (ps == null) return null; 4137 ActivityInfo ri = PackageParser.generateActivityInfo(a, flags, 4138 ps.readUserState(userId), userId); 4139 if (ri != null) { 4140 rebaseEnabledOverlays(ri.applicationInfo, userId); 4141 } 4142 return ri; 4143 } 4144 } 4145 return null; 4146 } 4147 4148 @Override 4149 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4150 if (!sUserManager.exists(userId)) return null; 4151 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4152 4153 flags = updateFlagsForPackage(flags, userId, null); 4154 4155 final boolean canSeeStaticLibraries = 4156 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4157 == PERMISSION_GRANTED 4158 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4159 == PERMISSION_GRANTED 4160 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4161 == PERMISSION_GRANTED 4162 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4163 == PERMISSION_GRANTED; 4164 4165 synchronized (mPackages) { 4166 List<SharedLibraryInfo> result = null; 4167 4168 final int libCount = mSharedLibraries.size(); 4169 for (int i = 0; i < libCount; i++) { 4170 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4171 if (versionedLib == null) { 4172 continue; 4173 } 4174 4175 final int versionCount = versionedLib.size(); 4176 for (int j = 0; j < versionCount; j++) { 4177 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4178 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4179 break; 4180 } 4181 final long identity = Binder.clearCallingIdentity(); 4182 try { 4183 // TODO: We will change version code to long, so in the new API it is long 4184 PackageInfo packageInfo = getPackageInfoVersioned( 4185 libInfo.getDeclaringPackage(), flags, userId); 4186 if (packageInfo == null) { 4187 continue; 4188 } 4189 } finally { 4190 Binder.restoreCallingIdentity(identity); 4191 } 4192 4193 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4194 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4195 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4196 4197 if (result == null) { 4198 result = new ArrayList<>(); 4199 } 4200 result.add(resLibInfo); 4201 } 4202 } 4203 4204 return result != null ? new ParceledListSlice<>(result) : null; 4205 } 4206 } 4207 4208 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4209 SharedLibraryInfo libInfo, int flags, int userId) { 4210 List<VersionedPackage> versionedPackages = null; 4211 final int packageCount = mSettings.mPackages.size(); 4212 for (int i = 0; i < packageCount; i++) { 4213 PackageSetting ps = mSettings.mPackages.valueAt(i); 4214 4215 if (ps == null) { 4216 continue; 4217 } 4218 4219 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4220 continue; 4221 } 4222 4223 final String libName = libInfo.getName(); 4224 if (libInfo.isStatic()) { 4225 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4226 if (libIdx < 0) { 4227 continue; 4228 } 4229 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4230 continue; 4231 } 4232 if (versionedPackages == null) { 4233 versionedPackages = new ArrayList<>(); 4234 } 4235 // If the dependent is a static shared lib, use the public package name 4236 String dependentPackageName = ps.name; 4237 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4238 dependentPackageName = ps.pkg.manifestPackageName; 4239 } 4240 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4241 } else if (ps.pkg != null) { 4242 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4243 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4244 if (versionedPackages == null) { 4245 versionedPackages = new ArrayList<>(); 4246 } 4247 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4248 } 4249 } 4250 } 4251 4252 return versionedPackages; 4253 } 4254 4255 @Override 4256 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4257 if (!sUserManager.exists(userId)) return null; 4258 flags = updateFlagsForComponent(flags, userId, component); 4259 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4260 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4261 synchronized (mPackages) { 4262 PackageParser.Service s = mServices.mServices.get(component); 4263 if (DEBUG_PACKAGE_INFO) Log.v( 4264 TAG, "getServiceInfo " + component + ": " + s); 4265 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4266 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4267 if (ps == null) return null; 4268 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4269 ps.readUserState(userId), userId); 4270 if (si != null) { 4271 rebaseEnabledOverlays(si.applicationInfo, userId); 4272 } 4273 return si; 4274 } 4275 } 4276 return null; 4277 } 4278 4279 @Override 4280 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4281 if (!sUserManager.exists(userId)) return null; 4282 flags = updateFlagsForComponent(flags, userId, component); 4283 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4284 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4285 synchronized (mPackages) { 4286 PackageParser.Provider p = mProviders.mProviders.get(component); 4287 if (DEBUG_PACKAGE_INFO) Log.v( 4288 TAG, "getProviderInfo " + component + ": " + p); 4289 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4290 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4291 if (ps == null) return null; 4292 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4293 ps.readUserState(userId), userId); 4294 if (pi != null) { 4295 rebaseEnabledOverlays(pi.applicationInfo, userId); 4296 } 4297 return pi; 4298 } 4299 } 4300 return null; 4301 } 4302 4303 @Override 4304 public String[] getSystemSharedLibraryNames() { 4305 synchronized (mPackages) { 4306 Set<String> libs = null; 4307 final int libCount = mSharedLibraries.size(); 4308 for (int i = 0; i < libCount; i++) { 4309 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4310 if (versionedLib == null) { 4311 continue; 4312 } 4313 final int versionCount = versionedLib.size(); 4314 for (int j = 0; j < versionCount; j++) { 4315 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4316 if (!libEntry.info.isStatic()) { 4317 if (libs == null) { 4318 libs = new ArraySet<>(); 4319 } 4320 libs.add(libEntry.info.getName()); 4321 break; 4322 } 4323 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4324 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4325 UserHandle.getUserId(Binder.getCallingUid()))) { 4326 if (libs == null) { 4327 libs = new ArraySet<>(); 4328 } 4329 libs.add(libEntry.info.getName()); 4330 break; 4331 } 4332 } 4333 } 4334 4335 if (libs != null) { 4336 String[] libsArray = new String[libs.size()]; 4337 libs.toArray(libsArray); 4338 return libsArray; 4339 } 4340 4341 return null; 4342 } 4343 } 4344 4345 @Override 4346 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4347 synchronized (mPackages) { 4348 return mServicesSystemSharedLibraryPackageName; 4349 } 4350 } 4351 4352 @Override 4353 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4354 synchronized (mPackages) { 4355 return mSharedSystemSharedLibraryPackageName; 4356 } 4357 } 4358 4359 private void updateSequenceNumberLP(String packageName, int[] userList) { 4360 for (int i = userList.length - 1; i >= 0; --i) { 4361 final int userId = userList[i]; 4362 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4363 if (changedPackages == null) { 4364 changedPackages = new SparseArray<>(); 4365 mChangedPackages.put(userId, changedPackages); 4366 } 4367 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4368 if (sequenceNumbers == null) { 4369 sequenceNumbers = new HashMap<>(); 4370 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4371 } 4372 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4373 if (sequenceNumber != null) { 4374 changedPackages.remove(sequenceNumber); 4375 } 4376 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4377 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4378 } 4379 mChangedPackagesSequenceNumber++; 4380 } 4381 4382 @Override 4383 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4384 synchronized (mPackages) { 4385 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4386 return null; 4387 } 4388 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4389 if (changedPackages == null) { 4390 return null; 4391 } 4392 final List<String> packageNames = 4393 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4394 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4395 final String packageName = changedPackages.get(i); 4396 if (packageName != null) { 4397 packageNames.add(packageName); 4398 } 4399 } 4400 return packageNames.isEmpty() 4401 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4402 } 4403 } 4404 4405 @Override 4406 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4407 ArrayList<FeatureInfo> res; 4408 synchronized (mAvailableFeatures) { 4409 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4410 res.addAll(mAvailableFeatures.values()); 4411 } 4412 final FeatureInfo fi = new FeatureInfo(); 4413 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4414 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4415 res.add(fi); 4416 4417 return new ParceledListSlice<>(res); 4418 } 4419 4420 @Override 4421 public boolean hasSystemFeature(String name, int version) { 4422 synchronized (mAvailableFeatures) { 4423 final FeatureInfo feat = mAvailableFeatures.get(name); 4424 if (feat == null) { 4425 return false; 4426 } else { 4427 return feat.version >= version; 4428 } 4429 } 4430 } 4431 4432 @Override 4433 public int checkPermission(String permName, String pkgName, int userId) { 4434 if (!sUserManager.exists(userId)) { 4435 return PackageManager.PERMISSION_DENIED; 4436 } 4437 4438 synchronized (mPackages) { 4439 final PackageParser.Package p = mPackages.get(pkgName); 4440 if (p != null && p.mExtras != null) { 4441 final PackageSetting ps = (PackageSetting) p.mExtras; 4442 final PermissionsState permissionsState = ps.getPermissionsState(); 4443 if (permissionsState.hasPermission(permName, userId)) { 4444 return PackageManager.PERMISSION_GRANTED; 4445 } 4446 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4447 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4448 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4449 return PackageManager.PERMISSION_GRANTED; 4450 } 4451 } 4452 } 4453 4454 return PackageManager.PERMISSION_DENIED; 4455 } 4456 4457 @Override 4458 public int checkUidPermission(String permName, int uid) { 4459 final int userId = UserHandle.getUserId(uid); 4460 4461 if (!sUserManager.exists(userId)) { 4462 return PackageManager.PERMISSION_DENIED; 4463 } 4464 4465 synchronized (mPackages) { 4466 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4467 if (obj != null) { 4468 final SettingBase ps = (SettingBase) obj; 4469 final PermissionsState permissionsState = ps.getPermissionsState(); 4470 if (permissionsState.hasPermission(permName, userId)) { 4471 return PackageManager.PERMISSION_GRANTED; 4472 } 4473 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4474 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4475 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4476 return PackageManager.PERMISSION_GRANTED; 4477 } 4478 } else { 4479 ArraySet<String> perms = mSystemPermissions.get(uid); 4480 if (perms != null) { 4481 if (perms.contains(permName)) { 4482 return PackageManager.PERMISSION_GRANTED; 4483 } 4484 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4485 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4486 return PackageManager.PERMISSION_GRANTED; 4487 } 4488 } 4489 } 4490 } 4491 4492 return PackageManager.PERMISSION_DENIED; 4493 } 4494 4495 @Override 4496 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4497 if (UserHandle.getCallingUserId() != userId) { 4498 mContext.enforceCallingPermission( 4499 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4500 "isPermissionRevokedByPolicy for user " + userId); 4501 } 4502 4503 if (checkPermission(permission, packageName, userId) 4504 == PackageManager.PERMISSION_GRANTED) { 4505 return false; 4506 } 4507 4508 final long identity = Binder.clearCallingIdentity(); 4509 try { 4510 final int flags = getPermissionFlags(permission, packageName, userId); 4511 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4512 } finally { 4513 Binder.restoreCallingIdentity(identity); 4514 } 4515 } 4516 4517 @Override 4518 public String getPermissionControllerPackageName() { 4519 synchronized (mPackages) { 4520 return mRequiredInstallerPackage; 4521 } 4522 } 4523 4524 /** 4525 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4526 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4527 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4528 * @param message the message to log on security exception 4529 */ 4530 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4531 boolean checkShell, String message) { 4532 if (userId < 0) { 4533 throw new IllegalArgumentException("Invalid userId " + userId); 4534 } 4535 if (checkShell) { 4536 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4537 } 4538 if (userId == UserHandle.getUserId(callingUid)) return; 4539 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4540 if (requireFullPermission) { 4541 mContext.enforceCallingOrSelfPermission( 4542 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4543 } else { 4544 try { 4545 mContext.enforceCallingOrSelfPermission( 4546 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4547 } catch (SecurityException se) { 4548 mContext.enforceCallingOrSelfPermission( 4549 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4550 } 4551 } 4552 } 4553 } 4554 4555 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4556 if (callingUid == Process.SHELL_UID) { 4557 if (userHandle >= 0 4558 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4559 throw new SecurityException("Shell does not have permission to access user " 4560 + userHandle); 4561 } else if (userHandle < 0) { 4562 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4563 + Debug.getCallers(3)); 4564 } 4565 } 4566 } 4567 4568 private BasePermission findPermissionTreeLP(String permName) { 4569 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4570 if (permName.startsWith(bp.name) && 4571 permName.length() > bp.name.length() && 4572 permName.charAt(bp.name.length()) == '.') { 4573 return bp; 4574 } 4575 } 4576 return null; 4577 } 4578 4579 private BasePermission checkPermissionTreeLP(String permName) { 4580 if (permName != null) { 4581 BasePermission bp = findPermissionTreeLP(permName); 4582 if (bp != null) { 4583 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4584 return bp; 4585 } 4586 throw new SecurityException("Calling uid " 4587 + Binder.getCallingUid() 4588 + " is not allowed to add to permission tree " 4589 + bp.name + " owned by uid " + bp.uid); 4590 } 4591 } 4592 throw new SecurityException("No permission tree found for " + permName); 4593 } 4594 4595 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4596 if (s1 == null) { 4597 return s2 == null; 4598 } 4599 if (s2 == null) { 4600 return false; 4601 } 4602 if (s1.getClass() != s2.getClass()) { 4603 return false; 4604 } 4605 return s1.equals(s2); 4606 } 4607 4608 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4609 if (pi1.icon != pi2.icon) return false; 4610 if (pi1.logo != pi2.logo) return false; 4611 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4612 if (!compareStrings(pi1.name, pi2.name)) return false; 4613 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4614 // We'll take care of setting this one. 4615 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4616 // These are not currently stored in settings. 4617 //if (!compareStrings(pi1.group, pi2.group)) return false; 4618 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4619 //if (pi1.labelRes != pi2.labelRes) return false; 4620 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4621 return true; 4622 } 4623 4624 int permissionInfoFootprint(PermissionInfo info) { 4625 int size = info.name.length(); 4626 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4627 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4628 return size; 4629 } 4630 4631 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4632 int size = 0; 4633 for (BasePermission perm : mSettings.mPermissions.values()) { 4634 if (perm.uid == tree.uid) { 4635 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4636 } 4637 } 4638 return size; 4639 } 4640 4641 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4642 // We calculate the max size of permissions defined by this uid and throw 4643 // if that plus the size of 'info' would exceed our stated maximum. 4644 if (tree.uid != Process.SYSTEM_UID) { 4645 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4646 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4647 throw new SecurityException("Permission tree size cap exceeded"); 4648 } 4649 } 4650 } 4651 4652 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4653 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4654 throw new SecurityException("Label must be specified in permission"); 4655 } 4656 BasePermission tree = checkPermissionTreeLP(info.name); 4657 BasePermission bp = mSettings.mPermissions.get(info.name); 4658 boolean added = bp == null; 4659 boolean changed = true; 4660 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4661 if (added) { 4662 enforcePermissionCapLocked(info, tree); 4663 bp = new BasePermission(info.name, tree.sourcePackage, 4664 BasePermission.TYPE_DYNAMIC); 4665 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4666 throw new SecurityException( 4667 "Not allowed to modify non-dynamic permission " 4668 + info.name); 4669 } else { 4670 if (bp.protectionLevel == fixedLevel 4671 && bp.perm.owner.equals(tree.perm.owner) 4672 && bp.uid == tree.uid 4673 && comparePermissionInfos(bp.perm.info, info)) { 4674 changed = false; 4675 } 4676 } 4677 bp.protectionLevel = fixedLevel; 4678 info = new PermissionInfo(info); 4679 info.protectionLevel = fixedLevel; 4680 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4681 bp.perm.info.packageName = tree.perm.info.packageName; 4682 bp.uid = tree.uid; 4683 if (added) { 4684 mSettings.mPermissions.put(info.name, bp); 4685 } 4686 if (changed) { 4687 if (!async) { 4688 mSettings.writeLPr(); 4689 } else { 4690 scheduleWriteSettingsLocked(); 4691 } 4692 } 4693 return added; 4694 } 4695 4696 @Override 4697 public boolean addPermission(PermissionInfo info) { 4698 synchronized (mPackages) { 4699 return addPermissionLocked(info, false); 4700 } 4701 } 4702 4703 @Override 4704 public boolean addPermissionAsync(PermissionInfo info) { 4705 synchronized (mPackages) { 4706 return addPermissionLocked(info, true); 4707 } 4708 } 4709 4710 @Override 4711 public void removePermission(String name) { 4712 synchronized (mPackages) { 4713 checkPermissionTreeLP(name); 4714 BasePermission bp = mSettings.mPermissions.get(name); 4715 if (bp != null) { 4716 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4717 throw new SecurityException( 4718 "Not allowed to modify non-dynamic permission " 4719 + name); 4720 } 4721 mSettings.mPermissions.remove(name); 4722 mSettings.writeLPr(); 4723 } 4724 } 4725 } 4726 4727 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4728 BasePermission bp) { 4729 int index = pkg.requestedPermissions.indexOf(bp.name); 4730 if (index == -1) { 4731 throw new SecurityException("Package " + pkg.packageName 4732 + " has not requested permission " + bp.name); 4733 } 4734 if (!bp.isRuntime() && !bp.isDevelopment()) { 4735 throw new SecurityException("Permission " + bp.name 4736 + " is not a changeable permission type"); 4737 } 4738 } 4739 4740 @Override 4741 public void grantRuntimePermission(String packageName, String name, final int userId) { 4742 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4743 } 4744 4745 private void grantRuntimePermission(String packageName, String name, final int userId, 4746 boolean overridePolicy) { 4747 if (!sUserManager.exists(userId)) { 4748 Log.e(TAG, "No such user:" + userId); 4749 return; 4750 } 4751 4752 mContext.enforceCallingOrSelfPermission( 4753 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4754 "grantRuntimePermission"); 4755 4756 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4757 true /* requireFullPermission */, true /* checkShell */, 4758 "grantRuntimePermission"); 4759 4760 final int uid; 4761 final SettingBase sb; 4762 4763 synchronized (mPackages) { 4764 final PackageParser.Package pkg = mPackages.get(packageName); 4765 if (pkg == null) { 4766 throw new IllegalArgumentException("Unknown package: " + packageName); 4767 } 4768 4769 final BasePermission bp = mSettings.mPermissions.get(name); 4770 if (bp == null) { 4771 throw new IllegalArgumentException("Unknown permission: " + name); 4772 } 4773 4774 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4775 4776 // If a permission review is required for legacy apps we represent 4777 // their permissions as always granted runtime ones since we need 4778 // to keep the review required permission flag per user while an 4779 // install permission's state is shared across all users. 4780 if (mPermissionReviewRequired 4781 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4782 && bp.isRuntime()) { 4783 return; 4784 } 4785 4786 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4787 sb = (SettingBase) pkg.mExtras; 4788 if (sb == null) { 4789 throw new IllegalArgumentException("Unknown package: " + packageName); 4790 } 4791 4792 final PermissionsState permissionsState = sb.getPermissionsState(); 4793 4794 final int flags = permissionsState.getPermissionFlags(name, userId); 4795 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4796 throw new SecurityException("Cannot grant system fixed permission " 4797 + name + " for package " + packageName); 4798 } 4799 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4800 throw new SecurityException("Cannot grant policy fixed permission " 4801 + name + " for package " + packageName); 4802 } 4803 4804 if (bp.isDevelopment()) { 4805 // Development permissions must be handled specially, since they are not 4806 // normal runtime permissions. For now they apply to all users. 4807 if (permissionsState.grantInstallPermission(bp) != 4808 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4809 scheduleWriteSettingsLocked(); 4810 } 4811 return; 4812 } 4813 4814 final PackageSetting ps = mSettings.mPackages.get(packageName); 4815 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4816 throw new SecurityException("Cannot grant non-ephemeral permission" 4817 + name + " for package " + packageName); 4818 } 4819 4820 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4821 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4822 return; 4823 } 4824 4825 final int result = permissionsState.grantRuntimePermission(bp, userId); 4826 switch (result) { 4827 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4828 return; 4829 } 4830 4831 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4832 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4833 mHandler.post(new Runnable() { 4834 @Override 4835 public void run() { 4836 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4837 } 4838 }); 4839 } 4840 break; 4841 } 4842 4843 if (bp.isRuntime()) { 4844 logPermissionGranted(mContext, name, packageName); 4845 } 4846 4847 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4848 4849 // Not critical if that is lost - app has to request again. 4850 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4851 } 4852 4853 // Only need to do this if user is initialized. Otherwise it's a new user 4854 // and there are no processes running as the user yet and there's no need 4855 // to make an expensive call to remount processes for the changed permissions. 4856 if (READ_EXTERNAL_STORAGE.equals(name) 4857 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4858 final long token = Binder.clearCallingIdentity(); 4859 try { 4860 if (sUserManager.isInitialized(userId)) { 4861 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4862 StorageManagerInternal.class); 4863 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4864 } 4865 } finally { 4866 Binder.restoreCallingIdentity(token); 4867 } 4868 } 4869 } 4870 4871 @Override 4872 public void revokeRuntimePermission(String packageName, String name, int userId) { 4873 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4874 } 4875 4876 private void revokeRuntimePermission(String packageName, String name, int userId, 4877 boolean overridePolicy) { 4878 if (!sUserManager.exists(userId)) { 4879 Log.e(TAG, "No such user:" + userId); 4880 return; 4881 } 4882 4883 mContext.enforceCallingOrSelfPermission( 4884 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4885 "revokeRuntimePermission"); 4886 4887 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4888 true /* requireFullPermission */, true /* checkShell */, 4889 "revokeRuntimePermission"); 4890 4891 final int appId; 4892 4893 synchronized (mPackages) { 4894 final PackageParser.Package pkg = mPackages.get(packageName); 4895 if (pkg == null) { 4896 throw new IllegalArgumentException("Unknown package: " + packageName); 4897 } 4898 4899 final BasePermission bp = mSettings.mPermissions.get(name); 4900 if (bp == null) { 4901 throw new IllegalArgumentException("Unknown permission: " + name); 4902 } 4903 4904 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4905 4906 // If a permission review is required for legacy apps we represent 4907 // their permissions as always granted runtime ones since we need 4908 // to keep the review required permission flag per user while an 4909 // install permission's state is shared across all users. 4910 if (mPermissionReviewRequired 4911 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4912 && bp.isRuntime()) { 4913 return; 4914 } 4915 4916 SettingBase sb = (SettingBase) pkg.mExtras; 4917 if (sb == null) { 4918 throw new IllegalArgumentException("Unknown package: " + packageName); 4919 } 4920 4921 final PermissionsState permissionsState = sb.getPermissionsState(); 4922 4923 final int flags = permissionsState.getPermissionFlags(name, userId); 4924 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4925 throw new SecurityException("Cannot revoke system fixed permission " 4926 + name + " for package " + packageName); 4927 } 4928 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4929 throw new SecurityException("Cannot revoke policy fixed permission " 4930 + name + " for package " + packageName); 4931 } 4932 4933 if (bp.isDevelopment()) { 4934 // Development permissions must be handled specially, since they are not 4935 // normal runtime permissions. For now they apply to all users. 4936 if (permissionsState.revokeInstallPermission(bp) != 4937 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4938 scheduleWriteSettingsLocked(); 4939 } 4940 return; 4941 } 4942 4943 if (permissionsState.revokeRuntimePermission(bp, userId) == 4944 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4945 return; 4946 } 4947 4948 if (bp.isRuntime()) { 4949 logPermissionRevoked(mContext, name, packageName); 4950 } 4951 4952 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4953 4954 // Critical, after this call app should never have the permission. 4955 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4956 4957 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4958 } 4959 4960 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4961 } 4962 4963 /** 4964 * Get the first event id for the permission. 4965 * 4966 * <p>There are four events for each permission: <ul> 4967 * <li>Request permission: first id + 0</li> 4968 * <li>Grant permission: first id + 1</li> 4969 * <li>Request for permission denied: first id + 2</li> 4970 * <li>Revoke permission: first id + 3</li> 4971 * </ul></p> 4972 * 4973 * @param name name of the permission 4974 * 4975 * @return The first event id for the permission 4976 */ 4977 private static int getBaseEventId(@NonNull String name) { 4978 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4979 4980 if (eventIdIndex == -1) { 4981 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4982 || "user".equals(Build.TYPE)) { 4983 Log.i(TAG, "Unknown permission " + name); 4984 4985 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4986 } else { 4987 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4988 // 4989 // Also update 4990 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4991 // - metrics_constants.proto 4992 throw new IllegalStateException("Unknown permission " + name); 4993 } 4994 } 4995 4996 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4997 } 4998 4999 /** 5000 * Log that a permission was revoked. 5001 * 5002 * @param context Context of the caller 5003 * @param name name of the permission 5004 * @param packageName package permission if for 5005 */ 5006 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5007 @NonNull String packageName) { 5008 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5009 } 5010 5011 /** 5012 * Log that a permission request was granted. 5013 * 5014 * @param context Context of the caller 5015 * @param name name of the permission 5016 * @param packageName package permission if for 5017 */ 5018 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5019 @NonNull String packageName) { 5020 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5021 } 5022 5023 @Override 5024 public void resetRuntimePermissions() { 5025 mContext.enforceCallingOrSelfPermission( 5026 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5027 "revokeRuntimePermission"); 5028 5029 int callingUid = Binder.getCallingUid(); 5030 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5031 mContext.enforceCallingOrSelfPermission( 5032 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5033 "resetRuntimePermissions"); 5034 } 5035 5036 synchronized (mPackages) { 5037 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5038 for (int userId : UserManagerService.getInstance().getUserIds()) { 5039 final int packageCount = mPackages.size(); 5040 for (int i = 0; i < packageCount; i++) { 5041 PackageParser.Package pkg = mPackages.valueAt(i); 5042 if (!(pkg.mExtras instanceof PackageSetting)) { 5043 continue; 5044 } 5045 PackageSetting ps = (PackageSetting) pkg.mExtras; 5046 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5047 } 5048 } 5049 } 5050 } 5051 5052 @Override 5053 public int getPermissionFlags(String name, String packageName, int userId) { 5054 if (!sUserManager.exists(userId)) { 5055 return 0; 5056 } 5057 5058 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5059 5060 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5061 true /* requireFullPermission */, false /* checkShell */, 5062 "getPermissionFlags"); 5063 5064 synchronized (mPackages) { 5065 final PackageParser.Package pkg = mPackages.get(packageName); 5066 if (pkg == null) { 5067 return 0; 5068 } 5069 5070 final BasePermission bp = mSettings.mPermissions.get(name); 5071 if (bp == null) { 5072 return 0; 5073 } 5074 5075 SettingBase sb = (SettingBase) pkg.mExtras; 5076 if (sb == null) { 5077 return 0; 5078 } 5079 5080 PermissionsState permissionsState = sb.getPermissionsState(); 5081 return permissionsState.getPermissionFlags(name, userId); 5082 } 5083 } 5084 5085 @Override 5086 public void updatePermissionFlags(String name, String packageName, int flagMask, 5087 int flagValues, int userId) { 5088 if (!sUserManager.exists(userId)) { 5089 return; 5090 } 5091 5092 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5093 5094 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5095 true /* requireFullPermission */, true /* checkShell */, 5096 "updatePermissionFlags"); 5097 5098 // Only the system can change these flags and nothing else. 5099 if (getCallingUid() != Process.SYSTEM_UID) { 5100 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5101 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5102 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5103 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5104 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5105 } 5106 5107 synchronized (mPackages) { 5108 final PackageParser.Package pkg = mPackages.get(packageName); 5109 if (pkg == null) { 5110 throw new IllegalArgumentException("Unknown package: " + packageName); 5111 } 5112 5113 final BasePermission bp = mSettings.mPermissions.get(name); 5114 if (bp == null) { 5115 throw new IllegalArgumentException("Unknown permission: " + name); 5116 } 5117 5118 SettingBase sb = (SettingBase) pkg.mExtras; 5119 if (sb == null) { 5120 throw new IllegalArgumentException("Unknown package: " + packageName); 5121 } 5122 5123 PermissionsState permissionsState = sb.getPermissionsState(); 5124 5125 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5126 5127 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5128 // Install and runtime permissions are stored in different places, 5129 // so figure out what permission changed and persist the change. 5130 if (permissionsState.getInstallPermissionState(name) != null) { 5131 scheduleWriteSettingsLocked(); 5132 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5133 || hadState) { 5134 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5135 } 5136 } 5137 } 5138 } 5139 5140 /** 5141 * Update the permission flags for all packages and runtime permissions of a user in order 5142 * to allow device or profile owner to remove POLICY_FIXED. 5143 */ 5144 @Override 5145 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5146 if (!sUserManager.exists(userId)) { 5147 return; 5148 } 5149 5150 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5151 5152 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5153 true /* requireFullPermission */, true /* checkShell */, 5154 "updatePermissionFlagsForAllApps"); 5155 5156 // Only the system can change system fixed flags. 5157 if (getCallingUid() != Process.SYSTEM_UID) { 5158 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5159 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5160 } 5161 5162 synchronized (mPackages) { 5163 boolean changed = false; 5164 final int packageCount = mPackages.size(); 5165 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5166 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5167 SettingBase sb = (SettingBase) pkg.mExtras; 5168 if (sb == null) { 5169 continue; 5170 } 5171 PermissionsState permissionsState = sb.getPermissionsState(); 5172 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5173 userId, flagMask, flagValues); 5174 } 5175 if (changed) { 5176 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5177 } 5178 } 5179 } 5180 5181 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5182 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5183 != PackageManager.PERMISSION_GRANTED 5184 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5185 != PackageManager.PERMISSION_GRANTED) { 5186 throw new SecurityException(message + " requires " 5187 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5188 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5189 } 5190 } 5191 5192 @Override 5193 public boolean shouldShowRequestPermissionRationale(String permissionName, 5194 String packageName, int userId) { 5195 if (UserHandle.getCallingUserId() != userId) { 5196 mContext.enforceCallingPermission( 5197 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5198 "canShowRequestPermissionRationale for user " + userId); 5199 } 5200 5201 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5202 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5203 return false; 5204 } 5205 5206 if (checkPermission(permissionName, packageName, userId) 5207 == PackageManager.PERMISSION_GRANTED) { 5208 return false; 5209 } 5210 5211 final int flags; 5212 5213 final long identity = Binder.clearCallingIdentity(); 5214 try { 5215 flags = getPermissionFlags(permissionName, 5216 packageName, userId); 5217 } finally { 5218 Binder.restoreCallingIdentity(identity); 5219 } 5220 5221 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5222 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5223 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5224 5225 if ((flags & fixedFlags) != 0) { 5226 return false; 5227 } 5228 5229 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5230 } 5231 5232 @Override 5233 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5234 mContext.enforceCallingOrSelfPermission( 5235 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5236 "addOnPermissionsChangeListener"); 5237 5238 synchronized (mPackages) { 5239 mOnPermissionChangeListeners.addListenerLocked(listener); 5240 } 5241 } 5242 5243 @Override 5244 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5245 synchronized (mPackages) { 5246 mOnPermissionChangeListeners.removeListenerLocked(listener); 5247 } 5248 } 5249 5250 @Override 5251 public boolean isProtectedBroadcast(String actionName) { 5252 synchronized (mPackages) { 5253 if (mProtectedBroadcasts.contains(actionName)) { 5254 return true; 5255 } else if (actionName != null) { 5256 // TODO: remove these terrible hacks 5257 if (actionName.startsWith("android.net.netmon.lingerExpired") 5258 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5259 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5260 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5261 return true; 5262 } 5263 } 5264 } 5265 return false; 5266 } 5267 5268 @Override 5269 public int checkSignatures(String pkg1, String pkg2) { 5270 synchronized (mPackages) { 5271 final PackageParser.Package p1 = mPackages.get(pkg1); 5272 final PackageParser.Package p2 = mPackages.get(pkg2); 5273 if (p1 == null || p1.mExtras == null 5274 || p2 == null || p2.mExtras == null) { 5275 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5276 } 5277 return compareSignatures(p1.mSignatures, p2.mSignatures); 5278 } 5279 } 5280 5281 @Override 5282 public int checkUidSignatures(int uid1, int uid2) { 5283 // Map to base uids. 5284 uid1 = UserHandle.getAppId(uid1); 5285 uid2 = UserHandle.getAppId(uid2); 5286 // reader 5287 synchronized (mPackages) { 5288 Signature[] s1; 5289 Signature[] s2; 5290 Object obj = mSettings.getUserIdLPr(uid1); 5291 if (obj != null) { 5292 if (obj instanceof SharedUserSetting) { 5293 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5294 } else if (obj instanceof PackageSetting) { 5295 s1 = ((PackageSetting)obj).signatures.mSignatures; 5296 } else { 5297 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5298 } 5299 } else { 5300 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5301 } 5302 obj = mSettings.getUserIdLPr(uid2); 5303 if (obj != null) { 5304 if (obj instanceof SharedUserSetting) { 5305 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5306 } else if (obj instanceof PackageSetting) { 5307 s2 = ((PackageSetting)obj).signatures.mSignatures; 5308 } else { 5309 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5310 } 5311 } else { 5312 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5313 } 5314 return compareSignatures(s1, s2); 5315 } 5316 } 5317 5318 /** 5319 * This method should typically only be used when granting or revoking 5320 * permissions, since the app may immediately restart after this call. 5321 * <p> 5322 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5323 * guard your work against the app being relaunched. 5324 */ 5325 private void killUid(int appId, int userId, String reason) { 5326 final long identity = Binder.clearCallingIdentity(); 5327 try { 5328 IActivityManager am = ActivityManager.getService(); 5329 if (am != null) { 5330 try { 5331 am.killUid(appId, userId, reason); 5332 } catch (RemoteException e) { 5333 /* ignore - same process */ 5334 } 5335 } 5336 } finally { 5337 Binder.restoreCallingIdentity(identity); 5338 } 5339 } 5340 5341 /** 5342 * Compares two sets of signatures. Returns: 5343 * <br /> 5344 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5345 * <br /> 5346 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5347 * <br /> 5348 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5349 * <br /> 5350 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5351 * <br /> 5352 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5353 */ 5354 static int compareSignatures(Signature[] s1, Signature[] s2) { 5355 if (s1 == null) { 5356 return s2 == null 5357 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5358 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5359 } 5360 5361 if (s2 == null) { 5362 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5363 } 5364 5365 if (s1.length != s2.length) { 5366 return PackageManager.SIGNATURE_NO_MATCH; 5367 } 5368 5369 // Since both signature sets are of size 1, we can compare without HashSets. 5370 if (s1.length == 1) { 5371 return s1[0].equals(s2[0]) ? 5372 PackageManager.SIGNATURE_MATCH : 5373 PackageManager.SIGNATURE_NO_MATCH; 5374 } 5375 5376 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5377 for (Signature sig : s1) { 5378 set1.add(sig); 5379 } 5380 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5381 for (Signature sig : s2) { 5382 set2.add(sig); 5383 } 5384 // Make sure s2 contains all signatures in s1. 5385 if (set1.equals(set2)) { 5386 return PackageManager.SIGNATURE_MATCH; 5387 } 5388 return PackageManager.SIGNATURE_NO_MATCH; 5389 } 5390 5391 /** 5392 * If the database version for this type of package (internal storage or 5393 * external storage) is less than the version where package signatures 5394 * were updated, return true. 5395 */ 5396 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5397 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5398 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5399 } 5400 5401 /** 5402 * Used for backward compatibility to make sure any packages with 5403 * certificate chains get upgraded to the new style. {@code existingSigs} 5404 * will be in the old format (since they were stored on disk from before the 5405 * system upgrade) and {@code scannedSigs} will be in the newer format. 5406 */ 5407 private int compareSignaturesCompat(PackageSignatures existingSigs, 5408 PackageParser.Package scannedPkg) { 5409 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5410 return PackageManager.SIGNATURE_NO_MATCH; 5411 } 5412 5413 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5414 for (Signature sig : existingSigs.mSignatures) { 5415 existingSet.add(sig); 5416 } 5417 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5418 for (Signature sig : scannedPkg.mSignatures) { 5419 try { 5420 Signature[] chainSignatures = sig.getChainSignatures(); 5421 for (Signature chainSig : chainSignatures) { 5422 scannedCompatSet.add(chainSig); 5423 } 5424 } catch (CertificateEncodingException e) { 5425 scannedCompatSet.add(sig); 5426 } 5427 } 5428 /* 5429 * Make sure the expanded scanned set contains all signatures in the 5430 * existing one. 5431 */ 5432 if (scannedCompatSet.equals(existingSet)) { 5433 // Migrate the old signatures to the new scheme. 5434 existingSigs.assignSignatures(scannedPkg.mSignatures); 5435 // The new KeySets will be re-added later in the scanning process. 5436 synchronized (mPackages) { 5437 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5438 } 5439 return PackageManager.SIGNATURE_MATCH; 5440 } 5441 return PackageManager.SIGNATURE_NO_MATCH; 5442 } 5443 5444 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5445 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5446 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5447 } 5448 5449 private int compareSignaturesRecover(PackageSignatures existingSigs, 5450 PackageParser.Package scannedPkg) { 5451 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5452 return PackageManager.SIGNATURE_NO_MATCH; 5453 } 5454 5455 String msg = null; 5456 try { 5457 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5458 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5459 + scannedPkg.packageName); 5460 return PackageManager.SIGNATURE_MATCH; 5461 } 5462 } catch (CertificateException e) { 5463 msg = e.getMessage(); 5464 } 5465 5466 logCriticalInfo(Log.INFO, 5467 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5468 return PackageManager.SIGNATURE_NO_MATCH; 5469 } 5470 5471 @Override 5472 public List<String> getAllPackages() { 5473 synchronized (mPackages) { 5474 return new ArrayList<String>(mPackages.keySet()); 5475 } 5476 } 5477 5478 @Override 5479 public String[] getPackagesForUid(int uid) { 5480 final int userId = UserHandle.getUserId(uid); 5481 uid = UserHandle.getAppId(uid); 5482 // reader 5483 synchronized (mPackages) { 5484 Object obj = mSettings.getUserIdLPr(uid); 5485 if (obj instanceof SharedUserSetting) { 5486 final SharedUserSetting sus = (SharedUserSetting) obj; 5487 final int N = sus.packages.size(); 5488 String[] res = new String[N]; 5489 final Iterator<PackageSetting> it = sus.packages.iterator(); 5490 int i = 0; 5491 while (it.hasNext()) { 5492 PackageSetting ps = it.next(); 5493 if (ps.getInstalled(userId)) { 5494 res[i++] = ps.name; 5495 } else { 5496 res = ArrayUtils.removeElement(String.class, res, res[i]); 5497 } 5498 } 5499 return res; 5500 } else if (obj instanceof PackageSetting) { 5501 final PackageSetting ps = (PackageSetting) obj; 5502 if (ps.getInstalled(userId)) { 5503 return new String[]{ps.name}; 5504 } 5505 } 5506 } 5507 return null; 5508 } 5509 5510 @Override 5511 public String getNameForUid(int uid) { 5512 // reader 5513 synchronized (mPackages) { 5514 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5515 if (obj instanceof SharedUserSetting) { 5516 final SharedUserSetting sus = (SharedUserSetting) obj; 5517 return sus.name + ":" + sus.userId; 5518 } else if (obj instanceof PackageSetting) { 5519 final PackageSetting ps = (PackageSetting) obj; 5520 return ps.name; 5521 } 5522 } 5523 return null; 5524 } 5525 5526 @Override 5527 public int getUidForSharedUser(String sharedUserName) { 5528 if(sharedUserName == null) { 5529 return -1; 5530 } 5531 // reader 5532 synchronized (mPackages) { 5533 SharedUserSetting suid; 5534 try { 5535 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5536 if (suid != null) { 5537 return suid.userId; 5538 } 5539 } catch (PackageManagerException ignore) { 5540 // can't happen, but, still need to catch it 5541 } 5542 return -1; 5543 } 5544 } 5545 5546 @Override 5547 public int getFlagsForUid(int uid) { 5548 synchronized (mPackages) { 5549 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5550 if (obj instanceof SharedUserSetting) { 5551 final SharedUserSetting sus = (SharedUserSetting) obj; 5552 return sus.pkgFlags; 5553 } else if (obj instanceof PackageSetting) { 5554 final PackageSetting ps = (PackageSetting) obj; 5555 return ps.pkgFlags; 5556 } 5557 } 5558 return 0; 5559 } 5560 5561 @Override 5562 public int getPrivateFlagsForUid(int uid) { 5563 synchronized (mPackages) { 5564 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5565 if (obj instanceof SharedUserSetting) { 5566 final SharedUserSetting sus = (SharedUserSetting) obj; 5567 return sus.pkgPrivateFlags; 5568 } else if (obj instanceof PackageSetting) { 5569 final PackageSetting ps = (PackageSetting) obj; 5570 return ps.pkgPrivateFlags; 5571 } 5572 } 5573 return 0; 5574 } 5575 5576 @Override 5577 public boolean isUidPrivileged(int uid) { 5578 uid = UserHandle.getAppId(uid); 5579 // reader 5580 synchronized (mPackages) { 5581 Object obj = mSettings.getUserIdLPr(uid); 5582 if (obj instanceof SharedUserSetting) { 5583 final SharedUserSetting sus = (SharedUserSetting) obj; 5584 final Iterator<PackageSetting> it = sus.packages.iterator(); 5585 while (it.hasNext()) { 5586 if (it.next().isPrivileged()) { 5587 return true; 5588 } 5589 } 5590 } else if (obj instanceof PackageSetting) { 5591 final PackageSetting ps = (PackageSetting) obj; 5592 return ps.isPrivileged(); 5593 } 5594 } 5595 return false; 5596 } 5597 5598 @Override 5599 public String[] getAppOpPermissionPackages(String permissionName) { 5600 synchronized (mPackages) { 5601 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5602 if (pkgs == null) { 5603 return null; 5604 } 5605 return pkgs.toArray(new String[pkgs.size()]); 5606 } 5607 } 5608 5609 @Override 5610 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5611 int flags, int userId) { 5612 return resolveIntentInternal( 5613 intent, resolvedType, flags, userId, false /*includeInstantApp*/); 5614 } 5615 5616 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5617 int flags, int userId, boolean includeInstantApp) { 5618 try { 5619 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5620 5621 if (!sUserManager.exists(userId)) return null; 5622 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 5623 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5624 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5625 5626 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5627 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5628 flags, userId, includeInstantApp); 5629 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5630 5631 final ResolveInfo bestChoice = 5632 chooseBestActivity(intent, resolvedType, flags, query, userId); 5633 return bestChoice; 5634 } finally { 5635 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5636 } 5637 } 5638 5639 @Override 5640 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5641 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5642 throw new SecurityException( 5643 "findPersistentPreferredActivity can only be run by the system"); 5644 } 5645 if (!sUserManager.exists(userId)) { 5646 return null; 5647 } 5648 intent = updateIntentForResolve(intent); 5649 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5650 final int flags = updateFlagsForResolve(0, userId, intent, false); 5651 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5652 userId); 5653 synchronized (mPackages) { 5654 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5655 userId); 5656 } 5657 } 5658 5659 @Override 5660 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5661 IntentFilter filter, int match, ComponentName activity) { 5662 final int userId = UserHandle.getCallingUserId(); 5663 if (DEBUG_PREFERRED) { 5664 Log.v(TAG, "setLastChosenActivity intent=" + intent 5665 + " resolvedType=" + resolvedType 5666 + " flags=" + flags 5667 + " filter=" + filter 5668 + " match=" + match 5669 + " activity=" + activity); 5670 filter.dump(new PrintStreamPrinter(System.out), " "); 5671 } 5672 intent.setComponent(null); 5673 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5674 userId); 5675 // Find any earlier preferred or last chosen entries and nuke them 5676 findPreferredActivity(intent, resolvedType, 5677 flags, query, 0, false, true, false, userId); 5678 // Add the new activity as the last chosen for this filter 5679 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5680 "Setting last chosen"); 5681 } 5682 5683 @Override 5684 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5685 final int userId = UserHandle.getCallingUserId(); 5686 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5687 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5688 userId); 5689 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5690 false, false, false, userId); 5691 } 5692 5693 /** 5694 * Returns whether or not instant apps have been disabled remotely. 5695 * <p><em>IMPORTANT</em> This should not be called with the package manager lock 5696 * held. Otherwise we run the risk of deadlock. 5697 */ 5698 private boolean isEphemeralDisabled() { 5699 // ephemeral apps have been disabled across the board 5700 if (DISABLE_EPHEMERAL_APPS) { 5701 return true; 5702 } 5703 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5704 if (!mSystemReady) { 5705 return true; 5706 } 5707 // we can't get a content resolver until the system is ready; these checks must happen last 5708 final ContentResolver resolver = mContext.getContentResolver(); 5709 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5710 return true; 5711 } 5712 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5713 } 5714 5715 private boolean isEphemeralAllowed( 5716 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5717 boolean skipPackageCheck) { 5718 final int callingUser = UserHandle.getCallingUserId(); 5719 if (callingUser != UserHandle.USER_SYSTEM) { 5720 return false; 5721 } 5722 if (mInstantAppResolverConnection == null) { 5723 return false; 5724 } 5725 if (mInstantAppInstallerComponent == null) { 5726 return false; 5727 } 5728 if (intent.getComponent() != null) { 5729 return false; 5730 } 5731 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5732 return false; 5733 } 5734 if (!skipPackageCheck && intent.getPackage() != null) { 5735 return false; 5736 } 5737 final boolean isWebUri = hasWebURI(intent); 5738 if (!isWebUri || intent.getData().getHost() == null) { 5739 return false; 5740 } 5741 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5742 // Or if there's already an ephemeral app installed that handles the action 5743 synchronized (mPackages) { 5744 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5745 for (int n = 0; n < count; n++) { 5746 ResolveInfo info = resolvedActivities.get(n); 5747 String packageName = info.activityInfo.packageName; 5748 PackageSetting ps = mSettings.mPackages.get(packageName); 5749 if (ps != null) { 5750 // Try to get the status from User settings first 5751 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5752 int status = (int) (packedStatus >> 32); 5753 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5754 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5755 if (DEBUG_EPHEMERAL) { 5756 Slog.v(TAG, "DENY ephemeral apps;" 5757 + " pkg: " + packageName + ", status: " + status); 5758 } 5759 return false; 5760 } 5761 if (ps.getInstantApp(userId)) { 5762 return false; 5763 } 5764 } 5765 } 5766 } 5767 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5768 return true; 5769 } 5770 5771 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5772 Intent origIntent, String resolvedType, String callingPackage, 5773 int userId) { 5774 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5775 new InstantAppRequest(responseObj, origIntent, resolvedType, 5776 callingPackage, userId)); 5777 mHandler.sendMessage(msg); 5778 } 5779 5780 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5781 int flags, List<ResolveInfo> query, int userId) { 5782 if (query != null) { 5783 final int N = query.size(); 5784 if (N == 1) { 5785 return query.get(0); 5786 } else if (N > 1) { 5787 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5788 // If there is more than one activity with the same priority, 5789 // then let the user decide between them. 5790 ResolveInfo r0 = query.get(0); 5791 ResolveInfo r1 = query.get(1); 5792 if (DEBUG_INTENT_MATCHING || debug) { 5793 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5794 + r1.activityInfo.name + "=" + r1.priority); 5795 } 5796 // If the first activity has a higher priority, or a different 5797 // default, then it is always desirable to pick it. 5798 if (r0.priority != r1.priority 5799 || r0.preferredOrder != r1.preferredOrder 5800 || r0.isDefault != r1.isDefault) { 5801 return query.get(0); 5802 } 5803 // If we have saved a preference for a preferred activity for 5804 // this Intent, use that. 5805 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5806 flags, query, r0.priority, true, false, debug, userId); 5807 if (ri != null) { 5808 return ri; 5809 } 5810 // If we have an ephemeral app, use it 5811 for (int i = 0; i < N; i++) { 5812 ri = query.get(i); 5813 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5814 return ri; 5815 } 5816 } 5817 ri = new ResolveInfo(mResolveInfo); 5818 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5819 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5820 // If all of the options come from the same package, show the application's 5821 // label and icon instead of the generic resolver's. 5822 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5823 // and then throw away the ResolveInfo itself, meaning that the caller loses 5824 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5825 // a fallback for this case; we only set the target package's resources on 5826 // the ResolveInfo, not the ActivityInfo. 5827 final String intentPackage = intent.getPackage(); 5828 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5829 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5830 ri.resolvePackageName = intentPackage; 5831 if (userNeedsBadging(userId)) { 5832 ri.noResourceId = true; 5833 } else { 5834 ri.icon = appi.icon; 5835 } 5836 ri.iconResourceId = appi.icon; 5837 ri.labelRes = appi.labelRes; 5838 } 5839 ri.activityInfo.applicationInfo = new ApplicationInfo( 5840 ri.activityInfo.applicationInfo); 5841 if (userId != 0) { 5842 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5843 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5844 } 5845 // Make sure that the resolver is displayable in car mode 5846 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5847 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5848 return ri; 5849 } 5850 } 5851 return null; 5852 } 5853 5854 /** 5855 * Return true if the given list is not empty and all of its contents have 5856 * an activityInfo with the given package name. 5857 */ 5858 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5859 if (ArrayUtils.isEmpty(list)) { 5860 return false; 5861 } 5862 for (int i = 0, N = list.size(); i < N; i++) { 5863 final ResolveInfo ri = list.get(i); 5864 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5865 if (ai == null || !packageName.equals(ai.packageName)) { 5866 return false; 5867 } 5868 } 5869 return true; 5870 } 5871 5872 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5873 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5874 final int N = query.size(); 5875 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5876 .get(userId); 5877 // Get the list of persistent preferred activities that handle the intent 5878 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5879 List<PersistentPreferredActivity> pprefs = ppir != null 5880 ? ppir.queryIntent(intent, resolvedType, 5881 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5882 userId) 5883 : null; 5884 if (pprefs != null && pprefs.size() > 0) { 5885 final int M = pprefs.size(); 5886 for (int i=0; i<M; i++) { 5887 final PersistentPreferredActivity ppa = pprefs.get(i); 5888 if (DEBUG_PREFERRED || debug) { 5889 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5890 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5891 + "\n component=" + ppa.mComponent); 5892 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5893 } 5894 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5895 flags | MATCH_DISABLED_COMPONENTS, userId); 5896 if (DEBUG_PREFERRED || debug) { 5897 Slog.v(TAG, "Found persistent preferred activity:"); 5898 if (ai != null) { 5899 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5900 } else { 5901 Slog.v(TAG, " null"); 5902 } 5903 } 5904 if (ai == null) { 5905 // This previously registered persistent preferred activity 5906 // component is no longer known. Ignore it and do NOT remove it. 5907 continue; 5908 } 5909 for (int j=0; j<N; j++) { 5910 final ResolveInfo ri = query.get(j); 5911 if (!ri.activityInfo.applicationInfo.packageName 5912 .equals(ai.applicationInfo.packageName)) { 5913 continue; 5914 } 5915 if (!ri.activityInfo.name.equals(ai.name)) { 5916 continue; 5917 } 5918 // Found a persistent preference that can handle the intent. 5919 if (DEBUG_PREFERRED || debug) { 5920 Slog.v(TAG, "Returning persistent preferred activity: " + 5921 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5922 } 5923 return ri; 5924 } 5925 } 5926 } 5927 return null; 5928 } 5929 5930 // TODO: handle preferred activities missing while user has amnesia 5931 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5932 List<ResolveInfo> query, int priority, boolean always, 5933 boolean removeMatches, boolean debug, int userId) { 5934 if (!sUserManager.exists(userId)) return null; 5935 flags = updateFlagsForResolve(flags, userId, intent, false); 5936 intent = updateIntentForResolve(intent); 5937 // writer 5938 synchronized (mPackages) { 5939 // Try to find a matching persistent preferred activity. 5940 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5941 debug, userId); 5942 5943 // If a persistent preferred activity matched, use it. 5944 if (pri != null) { 5945 return pri; 5946 } 5947 5948 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5949 // Get the list of preferred activities that handle the intent 5950 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5951 List<PreferredActivity> prefs = pir != null 5952 ? pir.queryIntent(intent, resolvedType, 5953 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5954 userId) 5955 : null; 5956 if (prefs != null && prefs.size() > 0) { 5957 boolean changed = false; 5958 try { 5959 // First figure out how good the original match set is. 5960 // We will only allow preferred activities that came 5961 // from the same match quality. 5962 int match = 0; 5963 5964 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5965 5966 final int N = query.size(); 5967 for (int j=0; j<N; j++) { 5968 final ResolveInfo ri = query.get(j); 5969 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5970 + ": 0x" + Integer.toHexString(match)); 5971 if (ri.match > match) { 5972 match = ri.match; 5973 } 5974 } 5975 5976 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5977 + Integer.toHexString(match)); 5978 5979 match &= IntentFilter.MATCH_CATEGORY_MASK; 5980 final int M = prefs.size(); 5981 for (int i=0; i<M; i++) { 5982 final PreferredActivity pa = prefs.get(i); 5983 if (DEBUG_PREFERRED || debug) { 5984 Slog.v(TAG, "Checking PreferredActivity ds=" 5985 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5986 + "\n component=" + pa.mPref.mComponent); 5987 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5988 } 5989 if (pa.mPref.mMatch != match) { 5990 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5991 + Integer.toHexString(pa.mPref.mMatch)); 5992 continue; 5993 } 5994 // If it's not an "always" type preferred activity and that's what we're 5995 // looking for, skip it. 5996 if (always && !pa.mPref.mAlways) { 5997 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5998 continue; 5999 } 6000 final ActivityInfo ai = getActivityInfo( 6001 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6002 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6003 userId); 6004 if (DEBUG_PREFERRED || debug) { 6005 Slog.v(TAG, "Found preferred activity:"); 6006 if (ai != null) { 6007 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6008 } else { 6009 Slog.v(TAG, " null"); 6010 } 6011 } 6012 if (ai == null) { 6013 // This previously registered preferred activity 6014 // component is no longer known. Most likely an update 6015 // to the app was installed and in the new version this 6016 // component no longer exists. Clean it up by removing 6017 // it from the preferred activities list, and skip it. 6018 Slog.w(TAG, "Removing dangling preferred activity: " 6019 + pa.mPref.mComponent); 6020 pir.removeFilter(pa); 6021 changed = true; 6022 continue; 6023 } 6024 for (int j=0; j<N; j++) { 6025 final ResolveInfo ri = query.get(j); 6026 if (!ri.activityInfo.applicationInfo.packageName 6027 .equals(ai.applicationInfo.packageName)) { 6028 continue; 6029 } 6030 if (!ri.activityInfo.name.equals(ai.name)) { 6031 continue; 6032 } 6033 6034 if (removeMatches) { 6035 pir.removeFilter(pa); 6036 changed = true; 6037 if (DEBUG_PREFERRED) { 6038 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6039 } 6040 break; 6041 } 6042 6043 // Okay we found a previously set preferred or last chosen app. 6044 // If the result set is different from when this 6045 // was created, we need to clear it and re-ask the 6046 // user their preference, if we're looking for an "always" type entry. 6047 if (always && !pa.mPref.sameSet(query)) { 6048 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6049 + intent + " type " + resolvedType); 6050 if (DEBUG_PREFERRED) { 6051 Slog.v(TAG, "Removing preferred activity since set changed " 6052 + pa.mPref.mComponent); 6053 } 6054 pir.removeFilter(pa); 6055 // Re-add the filter as a "last chosen" entry (!always) 6056 PreferredActivity lastChosen = new PreferredActivity( 6057 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6058 pir.addFilter(lastChosen); 6059 changed = true; 6060 return null; 6061 } 6062 6063 // Yay! Either the set matched or we're looking for the last chosen 6064 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6065 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6066 return ri; 6067 } 6068 } 6069 } finally { 6070 if (changed) { 6071 if (DEBUG_PREFERRED) { 6072 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6073 } 6074 scheduleWritePackageRestrictionsLocked(userId); 6075 } 6076 } 6077 } 6078 } 6079 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6080 return null; 6081 } 6082 6083 /* 6084 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6085 */ 6086 @Override 6087 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6088 int targetUserId) { 6089 mContext.enforceCallingOrSelfPermission( 6090 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6091 List<CrossProfileIntentFilter> matches = 6092 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6093 if (matches != null) { 6094 int size = matches.size(); 6095 for (int i = 0; i < size; i++) { 6096 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6097 } 6098 } 6099 if (hasWebURI(intent)) { 6100 // cross-profile app linking works only towards the parent. 6101 final UserInfo parent = getProfileParent(sourceUserId); 6102 synchronized(mPackages) { 6103 int flags = updateFlagsForResolve(0, parent.id, intent, false); 6104 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6105 intent, resolvedType, flags, sourceUserId, parent.id); 6106 return xpDomainInfo != null; 6107 } 6108 } 6109 return false; 6110 } 6111 6112 private UserInfo getProfileParent(int userId) { 6113 final long identity = Binder.clearCallingIdentity(); 6114 try { 6115 return sUserManager.getProfileParent(userId); 6116 } finally { 6117 Binder.restoreCallingIdentity(identity); 6118 } 6119 } 6120 6121 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6122 String resolvedType, int userId) { 6123 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6124 if (resolver != null) { 6125 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6126 } 6127 return null; 6128 } 6129 6130 @Override 6131 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6132 String resolvedType, int flags, int userId) { 6133 try { 6134 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6135 6136 return new ParceledListSlice<>( 6137 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6138 } finally { 6139 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6140 } 6141 } 6142 6143 /** 6144 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6145 * instant, returns {@code null}. 6146 */ 6147 private String getInstantAppPackageName(int callingUid) { 6148 final int appId = UserHandle.getAppId(callingUid); 6149 synchronized (mPackages) { 6150 final Object obj = mSettings.getUserIdLPr(appId); 6151 if (obj instanceof PackageSetting) { 6152 final PackageSetting ps = (PackageSetting) obj; 6153 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6154 return isInstantApp ? ps.pkg.packageName : null; 6155 } 6156 } 6157 return null; 6158 } 6159 6160 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6161 String resolvedType, int flags, int userId) { 6162 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6163 } 6164 6165 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6166 String resolvedType, int flags, int userId, boolean includeInstantApp) { 6167 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6168 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 6169 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 6170 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6171 false /* requireFullPermission */, false /* checkShell */, 6172 "query intent activities"); 6173 ComponentName comp = intent.getComponent(); 6174 if (comp == null) { 6175 if (intent.getSelector() != null) { 6176 intent = intent.getSelector(); 6177 comp = intent.getComponent(); 6178 } 6179 } 6180 6181 if (comp != null) { 6182 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6183 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6184 if (ai != null) { 6185 // When specifying an explicit component, we prevent the activity from being 6186 // used when either 1) the calling package is normal and the activity is within 6187 // an ephemeral application or 2) the calling package is ephemeral and the 6188 // activity is not visible to ephemeral applications. 6189 final boolean matchInstantApp = 6190 (flags & PackageManager.MATCH_INSTANT) != 0; 6191 final boolean matchVisibleToInstantAppOnly = 6192 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6193 final boolean isCallerInstantApp = 6194 instantAppPkgName != null; 6195 final boolean isTargetSameInstantApp = 6196 comp.getPackageName().equals(instantAppPkgName); 6197 final boolean isTargetInstantApp = 6198 (ai.applicationInfo.privateFlags 6199 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6200 final boolean isTargetHiddenFromInstantApp = 6201 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6202 final boolean blockResolution = 6203 !isTargetSameInstantApp 6204 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6205 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6206 && isTargetHiddenFromInstantApp)); 6207 if (!blockResolution) { 6208 final ResolveInfo ri = new ResolveInfo(); 6209 ri.activityInfo = ai; 6210 list.add(ri); 6211 } 6212 } 6213 return applyPostResolutionFilter(list, instantAppPkgName); 6214 } 6215 6216 // reader 6217 boolean sortResult = false; 6218 boolean addEphemeral = false; 6219 List<ResolveInfo> result; 6220 final String pkgName = intent.getPackage(); 6221 final boolean ephemeralDisabled = isEphemeralDisabled(); 6222 synchronized (mPackages) { 6223 if (pkgName == null) { 6224 List<CrossProfileIntentFilter> matchingFilters = 6225 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6226 // Check for results that need to skip the current profile. 6227 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6228 resolvedType, flags, userId); 6229 if (xpResolveInfo != null) { 6230 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6231 xpResult.add(xpResolveInfo); 6232 return applyPostResolutionFilter( 6233 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6234 } 6235 6236 // Check for results in the current profile. 6237 result = filterIfNotSystemUser(mActivities.queryIntent( 6238 intent, resolvedType, flags, userId), userId); 6239 addEphemeral = !ephemeralDisabled 6240 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6241 6242 // Check for cross profile results. 6243 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6244 xpResolveInfo = queryCrossProfileIntents( 6245 matchingFilters, intent, resolvedType, flags, userId, 6246 hasNonNegativePriorityResult); 6247 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6248 boolean isVisibleToUser = filterIfNotSystemUser( 6249 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6250 if (isVisibleToUser) { 6251 result.add(xpResolveInfo); 6252 sortResult = true; 6253 } 6254 } 6255 if (hasWebURI(intent)) { 6256 CrossProfileDomainInfo xpDomainInfo = null; 6257 final UserInfo parent = getProfileParent(userId); 6258 if (parent != null) { 6259 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6260 flags, userId, parent.id); 6261 } 6262 if (xpDomainInfo != null) { 6263 if (xpResolveInfo != null) { 6264 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6265 // in the result. 6266 result.remove(xpResolveInfo); 6267 } 6268 if (result.size() == 0 && !addEphemeral) { 6269 // No result in current profile, but found candidate in parent user. 6270 // And we are not going to add emphemeral app, so we can return the 6271 // result straight away. 6272 result.add(xpDomainInfo.resolveInfo); 6273 return applyPostResolutionFilter(result, instantAppPkgName); 6274 } 6275 } else if (result.size() <= 1 && !addEphemeral) { 6276 // No result in parent user and <= 1 result in current profile, and we 6277 // are not going to add emphemeral app, so we can return the result without 6278 // further processing. 6279 return applyPostResolutionFilter(result, instantAppPkgName); 6280 } 6281 // We have more than one candidate (combining results from current and parent 6282 // profile), so we need filtering and sorting. 6283 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6284 intent, flags, result, xpDomainInfo, userId); 6285 sortResult = true; 6286 } 6287 } else { 6288 final PackageParser.Package pkg = mPackages.get(pkgName); 6289 if (pkg != null) { 6290 result = applyPostResolutionFilter(filterIfNotSystemUser( 6291 mActivities.queryIntentForPackage( 6292 intent, resolvedType, flags, pkg.activities, userId), 6293 userId), instantAppPkgName); 6294 } else { 6295 // the caller wants to resolve for a particular package; however, there 6296 // were no installed results, so, try to find an ephemeral result 6297 addEphemeral = !ephemeralDisabled 6298 && isEphemeralAllowed( 6299 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6300 result = new ArrayList<ResolveInfo>(); 6301 } 6302 } 6303 } 6304 if (addEphemeral) { 6305 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6306 final InstantAppRequest requestObject = new InstantAppRequest( 6307 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6308 null /*callingPackage*/, userId); 6309 final AuxiliaryResolveInfo auxiliaryResponse = 6310 InstantAppResolver.doInstantAppResolutionPhaseOne( 6311 mContext, mInstantAppResolverConnection, requestObject); 6312 if (auxiliaryResponse != null) { 6313 if (DEBUG_EPHEMERAL) { 6314 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6315 } 6316 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6317 ephemeralInstaller.activityInfo = new ActivityInfo(mInstantAppInstallerActivity); 6318 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6319 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6320 // make sure this resolver is the default 6321 ephemeralInstaller.isDefault = true; 6322 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6323 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6324 // add a non-generic filter 6325 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6326 ephemeralInstaller.filter.addDataPath( 6327 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6328 ephemeralInstaller.instantAppAvailable = true; 6329 result.add(ephemeralInstaller); 6330 } 6331 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6332 } 6333 if (sortResult) { 6334 Collections.sort(result, mResolvePrioritySorter); 6335 } 6336 return applyPostResolutionFilter(result, instantAppPkgName); 6337 } 6338 6339 private static class CrossProfileDomainInfo { 6340 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6341 ResolveInfo resolveInfo; 6342 /* Best domain verification status of the activities found in the other profile */ 6343 int bestDomainVerificationStatus; 6344 } 6345 6346 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6347 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6348 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6349 sourceUserId)) { 6350 return null; 6351 } 6352 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6353 resolvedType, flags, parentUserId); 6354 6355 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6356 return null; 6357 } 6358 CrossProfileDomainInfo result = null; 6359 int size = resultTargetUser.size(); 6360 for (int i = 0; i < size; i++) { 6361 ResolveInfo riTargetUser = resultTargetUser.get(i); 6362 // Intent filter verification is only for filters that specify a host. So don't return 6363 // those that handle all web uris. 6364 if (riTargetUser.handleAllWebDataURI) { 6365 continue; 6366 } 6367 String packageName = riTargetUser.activityInfo.packageName; 6368 PackageSetting ps = mSettings.mPackages.get(packageName); 6369 if (ps == null) { 6370 continue; 6371 } 6372 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6373 int status = (int)(verificationState >> 32); 6374 if (result == null) { 6375 result = new CrossProfileDomainInfo(); 6376 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6377 sourceUserId, parentUserId); 6378 result.bestDomainVerificationStatus = status; 6379 } else { 6380 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6381 result.bestDomainVerificationStatus); 6382 } 6383 } 6384 // Don't consider matches with status NEVER across profiles. 6385 if (result != null && result.bestDomainVerificationStatus 6386 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6387 return null; 6388 } 6389 return result; 6390 } 6391 6392 /** 6393 * Verification statuses are ordered from the worse to the best, except for 6394 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6395 */ 6396 private int bestDomainVerificationStatus(int status1, int status2) { 6397 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6398 return status2; 6399 } 6400 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6401 return status1; 6402 } 6403 return (int) MathUtils.max(status1, status2); 6404 } 6405 6406 private boolean isUserEnabled(int userId) { 6407 long callingId = Binder.clearCallingIdentity(); 6408 try { 6409 UserInfo userInfo = sUserManager.getUserInfo(userId); 6410 return userInfo != null && userInfo.isEnabled(); 6411 } finally { 6412 Binder.restoreCallingIdentity(callingId); 6413 } 6414 } 6415 6416 /** 6417 * Filter out activities with systemUserOnly flag set, when current user is not System. 6418 * 6419 * @return filtered list 6420 */ 6421 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6422 if (userId == UserHandle.USER_SYSTEM) { 6423 return resolveInfos; 6424 } 6425 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6426 ResolveInfo info = resolveInfos.get(i); 6427 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6428 resolveInfos.remove(i); 6429 } 6430 } 6431 return resolveInfos; 6432 } 6433 6434 /** 6435 * Filters out ephemeral activities. 6436 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6437 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6438 * 6439 * @param resolveInfos The pre-filtered list of resolved activities 6440 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6441 * is performed. 6442 * @return A filtered list of resolved activities. 6443 */ 6444 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6445 String ephemeralPkgName) { 6446 // TODO: When adding on-demand split support for non-instant apps, remove this check 6447 // and always apply post filtering 6448 if (ephemeralPkgName == null) { 6449 return resolveInfos; 6450 } 6451 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6452 final ResolveInfo info = resolveInfos.get(i); 6453 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6454 // allow activities that are defined in the provided package 6455 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6456 if (info.activityInfo.splitName != null 6457 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6458 info.activityInfo.splitName)) { 6459 // requested activity is defined in a split that hasn't been installed yet. 6460 // add the installer to the resolve list 6461 if (DEBUG_EPHEMERAL) { 6462 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6463 } 6464 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6465 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6466 info.activityInfo.packageName, info.activityInfo.splitName, 6467 info.activityInfo.applicationInfo.versionCode); 6468 // make sure this resolver is the default 6469 installerInfo.isDefault = true; 6470 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6471 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6472 // add a non-generic filter 6473 installerInfo.filter = new IntentFilter(); 6474 // load resources from the correct package 6475 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6476 resolveInfos.set(i, installerInfo); 6477 } 6478 continue; 6479 } 6480 // allow activities that have been explicitly exposed to ephemeral apps 6481 if (!isEphemeralApp 6482 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6483 continue; 6484 } 6485 resolveInfos.remove(i); 6486 } 6487 return resolveInfos; 6488 } 6489 6490 /** 6491 * @param resolveInfos list of resolve infos in descending priority order 6492 * @return if the list contains a resolve info with non-negative priority 6493 */ 6494 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6495 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6496 } 6497 6498 private static boolean hasWebURI(Intent intent) { 6499 if (intent.getData() == null) { 6500 return false; 6501 } 6502 final String scheme = intent.getScheme(); 6503 if (TextUtils.isEmpty(scheme)) { 6504 return false; 6505 } 6506 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6507 } 6508 6509 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6510 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6511 int userId) { 6512 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6513 6514 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6515 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6516 candidates.size()); 6517 } 6518 6519 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6520 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6521 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6522 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6523 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6524 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6525 6526 synchronized (mPackages) { 6527 final int count = candidates.size(); 6528 // First, try to use linked apps. Partition the candidates into four lists: 6529 // one for the final results, one for the "do not use ever", one for "undefined status" 6530 // and finally one for "browser app type". 6531 for (int n=0; n<count; n++) { 6532 ResolveInfo info = candidates.get(n); 6533 String packageName = info.activityInfo.packageName; 6534 PackageSetting ps = mSettings.mPackages.get(packageName); 6535 if (ps != null) { 6536 // Add to the special match all list (Browser use case) 6537 if (info.handleAllWebDataURI) { 6538 matchAllList.add(info); 6539 continue; 6540 } 6541 // Try to get the status from User settings first 6542 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6543 int status = (int)(packedStatus >> 32); 6544 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6545 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6546 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6547 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6548 + " : linkgen=" + linkGeneration); 6549 } 6550 // Use link-enabled generation as preferredOrder, i.e. 6551 // prefer newly-enabled over earlier-enabled. 6552 info.preferredOrder = linkGeneration; 6553 alwaysList.add(info); 6554 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6555 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6556 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6557 } 6558 neverList.add(info); 6559 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6560 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6561 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6562 } 6563 alwaysAskList.add(info); 6564 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6565 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6566 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6567 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6568 } 6569 undefinedList.add(info); 6570 } 6571 } 6572 } 6573 6574 // We'll want to include browser possibilities in a few cases 6575 boolean includeBrowser = false; 6576 6577 // First try to add the "always" resolution(s) for the current user, if any 6578 if (alwaysList.size() > 0) { 6579 result.addAll(alwaysList); 6580 } else { 6581 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6582 result.addAll(undefinedList); 6583 // Maybe add one for the other profile. 6584 if (xpDomainInfo != null && ( 6585 xpDomainInfo.bestDomainVerificationStatus 6586 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6587 result.add(xpDomainInfo.resolveInfo); 6588 } 6589 includeBrowser = true; 6590 } 6591 6592 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6593 // If there were 'always' entries their preferred order has been set, so we also 6594 // back that off to make the alternatives equivalent 6595 if (alwaysAskList.size() > 0) { 6596 for (ResolveInfo i : result) { 6597 i.preferredOrder = 0; 6598 } 6599 result.addAll(alwaysAskList); 6600 includeBrowser = true; 6601 } 6602 6603 if (includeBrowser) { 6604 // Also add browsers (all of them or only the default one) 6605 if (DEBUG_DOMAIN_VERIFICATION) { 6606 Slog.v(TAG, " ...including browsers in candidate set"); 6607 } 6608 if ((matchFlags & MATCH_ALL) != 0) { 6609 result.addAll(matchAllList); 6610 } else { 6611 // Browser/generic handling case. If there's a default browser, go straight 6612 // to that (but only if there is no other higher-priority match). 6613 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6614 int maxMatchPrio = 0; 6615 ResolveInfo defaultBrowserMatch = null; 6616 final int numCandidates = matchAllList.size(); 6617 for (int n = 0; n < numCandidates; n++) { 6618 ResolveInfo info = matchAllList.get(n); 6619 // track the highest overall match priority... 6620 if (info.priority > maxMatchPrio) { 6621 maxMatchPrio = info.priority; 6622 } 6623 // ...and the highest-priority default browser match 6624 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6625 if (defaultBrowserMatch == null 6626 || (defaultBrowserMatch.priority < info.priority)) { 6627 if (debug) { 6628 Slog.v(TAG, "Considering default browser match " + info); 6629 } 6630 defaultBrowserMatch = info; 6631 } 6632 } 6633 } 6634 if (defaultBrowserMatch != null 6635 && defaultBrowserMatch.priority >= maxMatchPrio 6636 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6637 { 6638 if (debug) { 6639 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6640 } 6641 result.add(defaultBrowserMatch); 6642 } else { 6643 result.addAll(matchAllList); 6644 } 6645 } 6646 6647 // If there is nothing selected, add all candidates and remove the ones that the user 6648 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6649 if (result.size() == 0) { 6650 result.addAll(candidates); 6651 result.removeAll(neverList); 6652 } 6653 } 6654 } 6655 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6656 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6657 result.size()); 6658 for (ResolveInfo info : result) { 6659 Slog.v(TAG, " + " + info.activityInfo); 6660 } 6661 } 6662 return result; 6663 } 6664 6665 // Returns a packed value as a long: 6666 // 6667 // high 'int'-sized word: link status: undefined/ask/never/always. 6668 // low 'int'-sized word: relative priority among 'always' results. 6669 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6670 long result = ps.getDomainVerificationStatusForUser(userId); 6671 // if none available, get the master status 6672 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6673 if (ps.getIntentFilterVerificationInfo() != null) { 6674 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6675 } 6676 } 6677 return result; 6678 } 6679 6680 private ResolveInfo querySkipCurrentProfileIntents( 6681 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6682 int flags, int sourceUserId) { 6683 if (matchingFilters != null) { 6684 int size = matchingFilters.size(); 6685 for (int i = 0; i < size; i ++) { 6686 CrossProfileIntentFilter filter = matchingFilters.get(i); 6687 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6688 // Checking if there are activities in the target user that can handle the 6689 // intent. 6690 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6691 resolvedType, flags, sourceUserId); 6692 if (resolveInfo != null) { 6693 return resolveInfo; 6694 } 6695 } 6696 } 6697 } 6698 return null; 6699 } 6700 6701 // Return matching ResolveInfo in target user if any. 6702 private ResolveInfo queryCrossProfileIntents( 6703 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6704 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6705 if (matchingFilters != null) { 6706 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6707 // match the same intent. For performance reasons, it is better not to 6708 // run queryIntent twice for the same userId 6709 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6710 int size = matchingFilters.size(); 6711 for (int i = 0; i < size; i++) { 6712 CrossProfileIntentFilter filter = matchingFilters.get(i); 6713 int targetUserId = filter.getTargetUserId(); 6714 boolean skipCurrentProfile = 6715 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6716 boolean skipCurrentProfileIfNoMatchFound = 6717 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6718 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6719 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6720 // Checking if there are activities in the target user that can handle the 6721 // intent. 6722 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6723 resolvedType, flags, sourceUserId); 6724 if (resolveInfo != null) return resolveInfo; 6725 alreadyTriedUserIds.put(targetUserId, true); 6726 } 6727 } 6728 } 6729 return null; 6730 } 6731 6732 /** 6733 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6734 * will forward the intent to the filter's target user. 6735 * Otherwise, returns null. 6736 */ 6737 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6738 String resolvedType, int flags, int sourceUserId) { 6739 int targetUserId = filter.getTargetUserId(); 6740 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6741 resolvedType, flags, targetUserId); 6742 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6743 // If all the matches in the target profile are suspended, return null. 6744 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6745 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6746 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6747 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6748 targetUserId); 6749 } 6750 } 6751 } 6752 return null; 6753 } 6754 6755 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6756 int sourceUserId, int targetUserId) { 6757 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6758 long ident = Binder.clearCallingIdentity(); 6759 boolean targetIsProfile; 6760 try { 6761 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6762 } finally { 6763 Binder.restoreCallingIdentity(ident); 6764 } 6765 String className; 6766 if (targetIsProfile) { 6767 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6768 } else { 6769 className = FORWARD_INTENT_TO_PARENT; 6770 } 6771 ComponentName forwardingActivityComponentName = new ComponentName( 6772 mAndroidApplication.packageName, className); 6773 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6774 sourceUserId); 6775 if (!targetIsProfile) { 6776 forwardingActivityInfo.showUserIcon = targetUserId; 6777 forwardingResolveInfo.noResourceId = true; 6778 } 6779 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6780 forwardingResolveInfo.priority = 0; 6781 forwardingResolveInfo.preferredOrder = 0; 6782 forwardingResolveInfo.match = 0; 6783 forwardingResolveInfo.isDefault = true; 6784 forwardingResolveInfo.filter = filter; 6785 forwardingResolveInfo.targetUserId = targetUserId; 6786 return forwardingResolveInfo; 6787 } 6788 6789 @Override 6790 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6791 Intent[] specifics, String[] specificTypes, Intent intent, 6792 String resolvedType, int flags, int userId) { 6793 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6794 specificTypes, intent, resolvedType, flags, userId)); 6795 } 6796 6797 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6798 Intent[] specifics, String[] specificTypes, Intent intent, 6799 String resolvedType, int flags, int userId) { 6800 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6801 flags = updateFlagsForResolve(flags, userId, intent, false); 6802 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6803 false /* requireFullPermission */, false /* checkShell */, 6804 "query intent activity options"); 6805 final String resultsAction = intent.getAction(); 6806 6807 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6808 | PackageManager.GET_RESOLVED_FILTER, userId); 6809 6810 if (DEBUG_INTENT_MATCHING) { 6811 Log.v(TAG, "Query " + intent + ": " + results); 6812 } 6813 6814 int specificsPos = 0; 6815 int N; 6816 6817 // todo: note that the algorithm used here is O(N^2). This 6818 // isn't a problem in our current environment, but if we start running 6819 // into situations where we have more than 5 or 10 matches then this 6820 // should probably be changed to something smarter... 6821 6822 // First we go through and resolve each of the specific items 6823 // that were supplied, taking care of removing any corresponding 6824 // duplicate items in the generic resolve list. 6825 if (specifics != null) { 6826 for (int i=0; i<specifics.length; i++) { 6827 final Intent sintent = specifics[i]; 6828 if (sintent == null) { 6829 continue; 6830 } 6831 6832 if (DEBUG_INTENT_MATCHING) { 6833 Log.v(TAG, "Specific #" + i + ": " + sintent); 6834 } 6835 6836 String action = sintent.getAction(); 6837 if (resultsAction != null && resultsAction.equals(action)) { 6838 // If this action was explicitly requested, then don't 6839 // remove things that have it. 6840 action = null; 6841 } 6842 6843 ResolveInfo ri = null; 6844 ActivityInfo ai = null; 6845 6846 ComponentName comp = sintent.getComponent(); 6847 if (comp == null) { 6848 ri = resolveIntent( 6849 sintent, 6850 specificTypes != null ? specificTypes[i] : null, 6851 flags, userId); 6852 if (ri == null) { 6853 continue; 6854 } 6855 if (ri == mResolveInfo) { 6856 // ACK! Must do something better with this. 6857 } 6858 ai = ri.activityInfo; 6859 comp = new ComponentName(ai.applicationInfo.packageName, 6860 ai.name); 6861 } else { 6862 ai = getActivityInfo(comp, flags, userId); 6863 if (ai == null) { 6864 continue; 6865 } 6866 } 6867 6868 // Look for any generic query activities that are duplicates 6869 // of this specific one, and remove them from the results. 6870 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6871 N = results.size(); 6872 int j; 6873 for (j=specificsPos; j<N; j++) { 6874 ResolveInfo sri = results.get(j); 6875 if ((sri.activityInfo.name.equals(comp.getClassName()) 6876 && sri.activityInfo.applicationInfo.packageName.equals( 6877 comp.getPackageName())) 6878 || (action != null && sri.filter.matchAction(action))) { 6879 results.remove(j); 6880 if (DEBUG_INTENT_MATCHING) Log.v( 6881 TAG, "Removing duplicate item from " + j 6882 + " due to specific " + specificsPos); 6883 if (ri == null) { 6884 ri = sri; 6885 } 6886 j--; 6887 N--; 6888 } 6889 } 6890 6891 // Add this specific item to its proper place. 6892 if (ri == null) { 6893 ri = new ResolveInfo(); 6894 ri.activityInfo = ai; 6895 } 6896 results.add(specificsPos, ri); 6897 ri.specificIndex = i; 6898 specificsPos++; 6899 } 6900 } 6901 6902 // Now we go through the remaining generic results and remove any 6903 // duplicate actions that are found here. 6904 N = results.size(); 6905 for (int i=specificsPos; i<N-1; i++) { 6906 final ResolveInfo rii = results.get(i); 6907 if (rii.filter == null) { 6908 continue; 6909 } 6910 6911 // Iterate over all of the actions of this result's intent 6912 // filter... typically this should be just one. 6913 final Iterator<String> it = rii.filter.actionsIterator(); 6914 if (it == null) { 6915 continue; 6916 } 6917 while (it.hasNext()) { 6918 final String action = it.next(); 6919 if (resultsAction != null && resultsAction.equals(action)) { 6920 // If this action was explicitly requested, then don't 6921 // remove things that have it. 6922 continue; 6923 } 6924 for (int j=i+1; j<N; j++) { 6925 final ResolveInfo rij = results.get(j); 6926 if (rij.filter != null && rij.filter.hasAction(action)) { 6927 results.remove(j); 6928 if (DEBUG_INTENT_MATCHING) Log.v( 6929 TAG, "Removing duplicate item from " + j 6930 + " due to action " + action + " at " + i); 6931 j--; 6932 N--; 6933 } 6934 } 6935 } 6936 6937 // If the caller didn't request filter information, drop it now 6938 // so we don't have to marshall/unmarshall it. 6939 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6940 rii.filter = null; 6941 } 6942 } 6943 6944 // Filter out the caller activity if so requested. 6945 if (caller != null) { 6946 N = results.size(); 6947 for (int i=0; i<N; i++) { 6948 ActivityInfo ainfo = results.get(i).activityInfo; 6949 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6950 && caller.getClassName().equals(ainfo.name)) { 6951 results.remove(i); 6952 break; 6953 } 6954 } 6955 } 6956 6957 // If the caller didn't request filter information, 6958 // drop them now so we don't have to 6959 // marshall/unmarshall it. 6960 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6961 N = results.size(); 6962 for (int i=0; i<N; i++) { 6963 results.get(i).filter = null; 6964 } 6965 } 6966 6967 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6968 return results; 6969 } 6970 6971 @Override 6972 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6973 String resolvedType, int flags, int userId) { 6974 return new ParceledListSlice<>( 6975 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6976 } 6977 6978 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6979 String resolvedType, int flags, int userId) { 6980 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6981 flags = updateFlagsForResolve(flags, userId, intent, false); 6982 ComponentName comp = intent.getComponent(); 6983 if (comp == null) { 6984 if (intent.getSelector() != null) { 6985 intent = intent.getSelector(); 6986 comp = intent.getComponent(); 6987 } 6988 } 6989 if (comp != null) { 6990 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6991 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6992 if (ai != null) { 6993 ResolveInfo ri = new ResolveInfo(); 6994 ri.activityInfo = ai; 6995 list.add(ri); 6996 } 6997 return list; 6998 } 6999 7000 // reader 7001 synchronized (mPackages) { 7002 String pkgName = intent.getPackage(); 7003 if (pkgName == null) { 7004 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7005 } 7006 final PackageParser.Package pkg = mPackages.get(pkgName); 7007 if (pkg != null) { 7008 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7009 userId); 7010 } 7011 return Collections.emptyList(); 7012 } 7013 } 7014 7015 @Override 7016 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7017 if (!sUserManager.exists(userId)) return null; 7018 flags = updateFlagsForResolve(flags, userId, intent, false); 7019 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 7020 if (query != null) { 7021 if (query.size() >= 1) { 7022 // If there is more than one service with the same priority, 7023 // just arbitrarily pick the first one. 7024 return query.get(0); 7025 } 7026 } 7027 return null; 7028 } 7029 7030 @Override 7031 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7032 String resolvedType, int flags, int userId) { 7033 return new ParceledListSlice<>( 7034 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 7035 } 7036 7037 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7038 String resolvedType, int flags, int userId) { 7039 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7040 flags = updateFlagsForResolve(flags, userId, intent, false); 7041 ComponentName comp = intent.getComponent(); 7042 if (comp == null) { 7043 if (intent.getSelector() != null) { 7044 intent = intent.getSelector(); 7045 comp = intent.getComponent(); 7046 } 7047 } 7048 if (comp != null) { 7049 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7050 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7051 if (si != null) { 7052 final ResolveInfo ri = new ResolveInfo(); 7053 ri.serviceInfo = si; 7054 list.add(ri); 7055 } 7056 return list; 7057 } 7058 7059 // reader 7060 synchronized (mPackages) { 7061 String pkgName = intent.getPackage(); 7062 if (pkgName == null) { 7063 return mServices.queryIntent(intent, resolvedType, flags, userId); 7064 } 7065 final PackageParser.Package pkg = mPackages.get(pkgName); 7066 if (pkg != null) { 7067 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7068 userId); 7069 } 7070 return Collections.emptyList(); 7071 } 7072 } 7073 7074 @Override 7075 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7076 String resolvedType, int flags, int userId) { 7077 return new ParceledListSlice<>( 7078 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7079 } 7080 7081 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7082 Intent intent, String resolvedType, int flags, int userId) { 7083 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7084 flags = updateFlagsForResolve(flags, userId, intent, false); 7085 ComponentName comp = intent.getComponent(); 7086 if (comp == null) { 7087 if (intent.getSelector() != null) { 7088 intent = intent.getSelector(); 7089 comp = intent.getComponent(); 7090 } 7091 } 7092 if (comp != null) { 7093 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7094 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7095 if (pi != null) { 7096 final ResolveInfo ri = new ResolveInfo(); 7097 ri.providerInfo = pi; 7098 list.add(ri); 7099 } 7100 return list; 7101 } 7102 7103 // reader 7104 synchronized (mPackages) { 7105 String pkgName = intent.getPackage(); 7106 if (pkgName == null) { 7107 return mProviders.queryIntent(intent, resolvedType, flags, userId); 7108 } 7109 final PackageParser.Package pkg = mPackages.get(pkgName); 7110 if (pkg != null) { 7111 return mProviders.queryIntentForPackage( 7112 intent, resolvedType, flags, pkg.providers, userId); 7113 } 7114 return Collections.emptyList(); 7115 } 7116 } 7117 7118 @Override 7119 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7120 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7121 flags = updateFlagsForPackage(flags, userId, null); 7122 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7123 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7124 true /* requireFullPermission */, false /* checkShell */, 7125 "get installed packages"); 7126 7127 // writer 7128 synchronized (mPackages) { 7129 ArrayList<PackageInfo> list; 7130 if (listUninstalled) { 7131 list = new ArrayList<>(mSettings.mPackages.size()); 7132 for (PackageSetting ps : mSettings.mPackages.values()) { 7133 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7134 continue; 7135 } 7136 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7137 if (pi != null) { 7138 list.add(pi); 7139 } 7140 } 7141 } else { 7142 list = new ArrayList<>(mPackages.size()); 7143 for (PackageParser.Package p : mPackages.values()) { 7144 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7145 Binder.getCallingUid(), userId)) { 7146 continue; 7147 } 7148 final PackageInfo pi = generatePackageInfo((PackageSetting) 7149 p.mExtras, flags, userId); 7150 if (pi != null) { 7151 list.add(pi); 7152 } 7153 } 7154 } 7155 7156 return new ParceledListSlice<>(list); 7157 } 7158 } 7159 7160 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7161 String[] permissions, boolean[] tmp, int flags, int userId) { 7162 int numMatch = 0; 7163 final PermissionsState permissionsState = ps.getPermissionsState(); 7164 for (int i=0; i<permissions.length; i++) { 7165 final String permission = permissions[i]; 7166 if (permissionsState.hasPermission(permission, userId)) { 7167 tmp[i] = true; 7168 numMatch++; 7169 } else { 7170 tmp[i] = false; 7171 } 7172 } 7173 if (numMatch == 0) { 7174 return; 7175 } 7176 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7177 7178 // The above might return null in cases of uninstalled apps or install-state 7179 // skew across users/profiles. 7180 if (pi != null) { 7181 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7182 if (numMatch == permissions.length) { 7183 pi.requestedPermissions = permissions; 7184 } else { 7185 pi.requestedPermissions = new String[numMatch]; 7186 numMatch = 0; 7187 for (int i=0; i<permissions.length; i++) { 7188 if (tmp[i]) { 7189 pi.requestedPermissions[numMatch] = permissions[i]; 7190 numMatch++; 7191 } 7192 } 7193 } 7194 } 7195 list.add(pi); 7196 } 7197 } 7198 7199 @Override 7200 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7201 String[] permissions, int flags, int userId) { 7202 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7203 flags = updateFlagsForPackage(flags, userId, permissions); 7204 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7205 true /* requireFullPermission */, false /* checkShell */, 7206 "get packages holding permissions"); 7207 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7208 7209 // writer 7210 synchronized (mPackages) { 7211 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7212 boolean[] tmpBools = new boolean[permissions.length]; 7213 if (listUninstalled) { 7214 for (PackageSetting ps : mSettings.mPackages.values()) { 7215 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7216 userId); 7217 } 7218 } else { 7219 for (PackageParser.Package pkg : mPackages.values()) { 7220 PackageSetting ps = (PackageSetting)pkg.mExtras; 7221 if (ps != null) { 7222 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7223 userId); 7224 } 7225 } 7226 } 7227 7228 return new ParceledListSlice<PackageInfo>(list); 7229 } 7230 } 7231 7232 @Override 7233 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7234 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7235 flags = updateFlagsForApplication(flags, userId, null); 7236 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7237 7238 // writer 7239 synchronized (mPackages) { 7240 ArrayList<ApplicationInfo> list; 7241 if (listUninstalled) { 7242 list = new ArrayList<>(mSettings.mPackages.size()); 7243 for (PackageSetting ps : mSettings.mPackages.values()) { 7244 ApplicationInfo ai; 7245 int effectiveFlags = flags; 7246 if (ps.isSystem()) { 7247 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7248 } 7249 if (ps.pkg != null) { 7250 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7251 continue; 7252 } 7253 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7254 ps.readUserState(userId), userId); 7255 if (ai != null) { 7256 rebaseEnabledOverlays(ai, userId); 7257 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7258 } 7259 } else { 7260 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7261 // and already converts to externally visible package name 7262 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7263 Binder.getCallingUid(), effectiveFlags, userId); 7264 } 7265 if (ai != null) { 7266 list.add(ai); 7267 } 7268 } 7269 } else { 7270 list = new ArrayList<>(mPackages.size()); 7271 for (PackageParser.Package p : mPackages.values()) { 7272 if (p.mExtras != null) { 7273 PackageSetting ps = (PackageSetting) p.mExtras; 7274 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7275 continue; 7276 } 7277 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7278 ps.readUserState(userId), userId); 7279 if (ai != null) { 7280 rebaseEnabledOverlays(ai, userId); 7281 ai.packageName = resolveExternalPackageNameLPr(p); 7282 list.add(ai); 7283 } 7284 } 7285 } 7286 } 7287 7288 return new ParceledListSlice<>(list); 7289 } 7290 } 7291 7292 @Override 7293 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7294 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7295 return null; 7296 } 7297 7298 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7299 "getEphemeralApplications"); 7300 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7301 true /* requireFullPermission */, false /* checkShell */, 7302 "getEphemeralApplications"); 7303 synchronized (mPackages) { 7304 List<InstantAppInfo> instantApps = mInstantAppRegistry 7305 .getInstantAppsLPr(userId); 7306 if (instantApps != null) { 7307 return new ParceledListSlice<>(instantApps); 7308 } 7309 } 7310 return null; 7311 } 7312 7313 @Override 7314 public boolean isInstantApp(String packageName, int userId) { 7315 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7316 true /* requireFullPermission */, false /* checkShell */, 7317 "isInstantApp"); 7318 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7319 return false; 7320 } 7321 7322 synchronized (mPackages) { 7323 final PackageSetting ps = mSettings.mPackages.get(packageName); 7324 final boolean returnAllowed = 7325 ps != null 7326 && (isCallerSameApp(packageName) 7327 || mContext.checkCallingOrSelfPermission( 7328 android.Manifest.permission.ACCESS_INSTANT_APPS) 7329 == PERMISSION_GRANTED 7330 || mInstantAppRegistry.isInstantAccessGranted( 7331 userId, UserHandle.getAppId(Binder.getCallingUid()), ps.appId)); 7332 if (returnAllowed) { 7333 return ps.getInstantApp(userId); 7334 } 7335 } 7336 return false; 7337 } 7338 7339 @Override 7340 public byte[] getInstantAppCookie(String packageName, int userId) { 7341 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7342 return null; 7343 } 7344 7345 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7346 true /* requireFullPermission */, false /* checkShell */, 7347 "getInstantAppCookie"); 7348 if (!isCallerSameApp(packageName)) { 7349 return null; 7350 } 7351 synchronized (mPackages) { 7352 return mInstantAppRegistry.getInstantAppCookieLPw( 7353 packageName, userId); 7354 } 7355 } 7356 7357 @Override 7358 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7359 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7360 return true; 7361 } 7362 7363 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7364 true /* requireFullPermission */, true /* checkShell */, 7365 "setInstantAppCookie"); 7366 if (!isCallerSameApp(packageName)) { 7367 return false; 7368 } 7369 synchronized (mPackages) { 7370 return mInstantAppRegistry.setInstantAppCookieLPw( 7371 packageName, cookie, userId); 7372 } 7373 } 7374 7375 @Override 7376 public Bitmap getInstantAppIcon(String packageName, int userId) { 7377 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7378 return null; 7379 } 7380 7381 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7382 "getInstantAppIcon"); 7383 7384 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7385 true /* requireFullPermission */, false /* checkShell */, 7386 "getInstantAppIcon"); 7387 7388 synchronized (mPackages) { 7389 return mInstantAppRegistry.getInstantAppIconLPw( 7390 packageName, userId); 7391 } 7392 } 7393 7394 private boolean isCallerSameApp(String packageName) { 7395 PackageParser.Package pkg = mPackages.get(packageName); 7396 return pkg != null 7397 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7398 } 7399 7400 @Override 7401 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7402 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7403 } 7404 7405 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7406 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7407 7408 // reader 7409 synchronized (mPackages) { 7410 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7411 final int userId = UserHandle.getCallingUserId(); 7412 while (i.hasNext()) { 7413 final PackageParser.Package p = i.next(); 7414 if (p.applicationInfo == null) continue; 7415 7416 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7417 && !p.applicationInfo.isDirectBootAware(); 7418 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7419 && p.applicationInfo.isDirectBootAware(); 7420 7421 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7422 && (!mSafeMode || isSystemApp(p)) 7423 && (matchesUnaware || matchesAware)) { 7424 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7425 if (ps != null) { 7426 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7427 ps.readUserState(userId), userId); 7428 if (ai != null) { 7429 rebaseEnabledOverlays(ai, userId); 7430 finalList.add(ai); 7431 } 7432 } 7433 } 7434 } 7435 } 7436 7437 return finalList; 7438 } 7439 7440 @Override 7441 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7442 if (!sUserManager.exists(userId)) return null; 7443 flags = updateFlagsForComponent(flags, userId, name); 7444 // reader 7445 synchronized (mPackages) { 7446 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7447 PackageSetting ps = provider != null 7448 ? mSettings.mPackages.get(provider.owner.packageName) 7449 : null; 7450 return ps != null 7451 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7452 ? PackageParser.generateProviderInfo(provider, flags, 7453 ps.readUserState(userId), userId) 7454 : null; 7455 } 7456 } 7457 7458 /** 7459 * @deprecated 7460 */ 7461 @Deprecated 7462 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7463 // reader 7464 synchronized (mPackages) { 7465 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7466 .entrySet().iterator(); 7467 final int userId = UserHandle.getCallingUserId(); 7468 while (i.hasNext()) { 7469 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7470 PackageParser.Provider p = entry.getValue(); 7471 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7472 7473 if (ps != null && p.syncable 7474 && (!mSafeMode || (p.info.applicationInfo.flags 7475 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7476 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7477 ps.readUserState(userId), userId); 7478 if (info != null) { 7479 outNames.add(entry.getKey()); 7480 outInfo.add(info); 7481 } 7482 } 7483 } 7484 } 7485 } 7486 7487 @Override 7488 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7489 int uid, int flags, String metaDataKey) { 7490 final int userId = processName != null ? UserHandle.getUserId(uid) 7491 : UserHandle.getCallingUserId(); 7492 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7493 flags = updateFlagsForComponent(flags, userId, processName); 7494 7495 ArrayList<ProviderInfo> finalList = null; 7496 // reader 7497 synchronized (mPackages) { 7498 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7499 while (i.hasNext()) { 7500 final PackageParser.Provider p = i.next(); 7501 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7502 if (ps != null && p.info.authority != null 7503 && (processName == null 7504 || (p.info.processName.equals(processName) 7505 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7506 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7507 7508 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7509 // parameter. 7510 if (metaDataKey != null 7511 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7512 continue; 7513 } 7514 7515 if (finalList == null) { 7516 finalList = new ArrayList<ProviderInfo>(3); 7517 } 7518 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7519 ps.readUserState(userId), userId); 7520 if (info != null) { 7521 finalList.add(info); 7522 } 7523 } 7524 } 7525 } 7526 7527 if (finalList != null) { 7528 Collections.sort(finalList, mProviderInitOrderSorter); 7529 return new ParceledListSlice<ProviderInfo>(finalList); 7530 } 7531 7532 return ParceledListSlice.emptyList(); 7533 } 7534 7535 @Override 7536 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7537 // reader 7538 synchronized (mPackages) { 7539 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7540 return PackageParser.generateInstrumentationInfo(i, flags); 7541 } 7542 } 7543 7544 @Override 7545 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7546 String targetPackage, int flags) { 7547 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7548 } 7549 7550 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7551 int flags) { 7552 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7553 7554 // reader 7555 synchronized (mPackages) { 7556 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7557 while (i.hasNext()) { 7558 final PackageParser.Instrumentation p = i.next(); 7559 if (targetPackage == null 7560 || targetPackage.equals(p.info.targetPackage)) { 7561 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7562 flags); 7563 if (ii != null) { 7564 finalList.add(ii); 7565 } 7566 } 7567 } 7568 } 7569 7570 return finalList; 7571 } 7572 7573 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7574 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7575 try { 7576 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7577 } finally { 7578 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7579 } 7580 } 7581 7582 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7583 final File[] files = dir.listFiles(); 7584 if (ArrayUtils.isEmpty(files)) { 7585 Log.d(TAG, "No files in app dir " + dir); 7586 return; 7587 } 7588 7589 if (DEBUG_PACKAGE_SCANNING) { 7590 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7591 + " flags=0x" + Integer.toHexString(parseFlags)); 7592 } 7593 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7594 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7595 7596 // Submit files for parsing in parallel 7597 int fileCount = 0; 7598 for (File file : files) { 7599 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7600 && !PackageInstallerService.isStageName(file.getName()); 7601 if (!isPackage) { 7602 // Ignore entries which are not packages 7603 continue; 7604 } 7605 parallelPackageParser.submit(file, parseFlags); 7606 fileCount++; 7607 } 7608 7609 // Process results one by one 7610 for (; fileCount > 0; fileCount--) { 7611 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7612 Throwable throwable = parseResult.throwable; 7613 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7614 7615 if (throwable == null) { 7616 // Static shared libraries have synthetic package names 7617 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7618 renameStaticSharedLibraryPackage(parseResult.pkg); 7619 } 7620 try { 7621 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7622 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7623 currentTime, null); 7624 } 7625 } catch (PackageManagerException e) { 7626 errorCode = e.error; 7627 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7628 } 7629 } else if (throwable instanceof PackageParser.PackageParserException) { 7630 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7631 throwable; 7632 errorCode = e.error; 7633 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7634 } else { 7635 throw new IllegalStateException("Unexpected exception occurred while parsing " 7636 + parseResult.scanFile, throwable); 7637 } 7638 7639 // Delete invalid userdata apps 7640 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7641 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7642 logCriticalInfo(Log.WARN, 7643 "Deleting invalid package at " + parseResult.scanFile); 7644 removeCodePathLI(parseResult.scanFile); 7645 } 7646 } 7647 parallelPackageParser.close(); 7648 } 7649 7650 private static File getSettingsProblemFile() { 7651 File dataDir = Environment.getDataDirectory(); 7652 File systemDir = new File(dataDir, "system"); 7653 File fname = new File(systemDir, "uiderrors.txt"); 7654 return fname; 7655 } 7656 7657 static void reportSettingsProblem(int priority, String msg) { 7658 logCriticalInfo(priority, msg); 7659 } 7660 7661 public static void logCriticalInfo(int priority, String msg) { 7662 Slog.println(priority, TAG, msg); 7663 EventLogTags.writePmCriticalInfo(msg); 7664 try { 7665 File fname = getSettingsProblemFile(); 7666 FileOutputStream out = new FileOutputStream(fname, true); 7667 PrintWriter pw = new FastPrintWriter(out); 7668 SimpleDateFormat formatter = new SimpleDateFormat(); 7669 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7670 pw.println(dateString + ": " + msg); 7671 pw.close(); 7672 FileUtils.setPermissions( 7673 fname.toString(), 7674 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7675 -1, -1); 7676 } catch (java.io.IOException e) { 7677 } 7678 } 7679 7680 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7681 if (srcFile.isDirectory()) { 7682 final File baseFile = new File(pkg.baseCodePath); 7683 long maxModifiedTime = baseFile.lastModified(); 7684 if (pkg.splitCodePaths != null) { 7685 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7686 final File splitFile = new File(pkg.splitCodePaths[i]); 7687 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7688 } 7689 } 7690 return maxModifiedTime; 7691 } 7692 return srcFile.lastModified(); 7693 } 7694 7695 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7696 final int policyFlags) throws PackageManagerException { 7697 // When upgrading from pre-N MR1, verify the package time stamp using the package 7698 // directory and not the APK file. 7699 final long lastModifiedTime = mIsPreNMR1Upgrade 7700 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7701 if (ps != null 7702 && ps.codePath.equals(srcFile) 7703 && ps.timeStamp == lastModifiedTime 7704 && !isCompatSignatureUpdateNeeded(pkg) 7705 && !isRecoverSignatureUpdateNeeded(pkg)) { 7706 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7707 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7708 ArraySet<PublicKey> signingKs; 7709 synchronized (mPackages) { 7710 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7711 } 7712 if (ps.signatures.mSignatures != null 7713 && ps.signatures.mSignatures.length != 0 7714 && signingKs != null) { 7715 // Optimization: reuse the existing cached certificates 7716 // if the package appears to be unchanged. 7717 pkg.mSignatures = ps.signatures.mSignatures; 7718 pkg.mSigningKeys = signingKs; 7719 return; 7720 } 7721 7722 Slog.w(TAG, "PackageSetting for " + ps.name 7723 + " is missing signatures. Collecting certs again to recover them."); 7724 } else { 7725 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7726 } 7727 7728 try { 7729 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7730 PackageParser.collectCertificates(pkg, policyFlags); 7731 } catch (PackageParserException e) { 7732 throw PackageManagerException.from(e); 7733 } finally { 7734 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7735 } 7736 } 7737 7738 /** 7739 * Traces a package scan. 7740 * @see #scanPackageLI(File, int, int, long, UserHandle) 7741 */ 7742 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7743 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7744 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7745 try { 7746 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7747 } finally { 7748 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7749 } 7750 } 7751 7752 /** 7753 * Scans a package and returns the newly parsed package. 7754 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7755 */ 7756 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7757 long currentTime, UserHandle user) throws PackageManagerException { 7758 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7759 PackageParser pp = new PackageParser(); 7760 pp.setSeparateProcesses(mSeparateProcesses); 7761 pp.setOnlyCoreApps(mOnlyCore); 7762 pp.setDisplayMetrics(mMetrics); 7763 pp.setCallback(mPackageParserCallback); 7764 7765 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7766 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7767 } 7768 7769 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7770 final PackageParser.Package pkg; 7771 try { 7772 pkg = pp.parsePackage(scanFile, parseFlags); 7773 } catch (PackageParserException e) { 7774 throw PackageManagerException.from(e); 7775 } finally { 7776 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7777 } 7778 7779 // Static shared libraries have synthetic package names 7780 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7781 renameStaticSharedLibraryPackage(pkg); 7782 } 7783 7784 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7785 } 7786 7787 /** 7788 * Scans a package and returns the newly parsed package. 7789 * @throws PackageManagerException on a parse error. 7790 */ 7791 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7792 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7793 throws PackageManagerException { 7794 // If the package has children and this is the first dive in the function 7795 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7796 // packages (parent and children) would be successfully scanned before the 7797 // actual scan since scanning mutates internal state and we want to atomically 7798 // install the package and its children. 7799 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7800 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7801 scanFlags |= SCAN_CHECK_ONLY; 7802 } 7803 } else { 7804 scanFlags &= ~SCAN_CHECK_ONLY; 7805 } 7806 7807 // Scan the parent 7808 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7809 scanFlags, currentTime, user); 7810 7811 // Scan the children 7812 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7813 for (int i = 0; i < childCount; i++) { 7814 PackageParser.Package childPackage = pkg.childPackages.get(i); 7815 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7816 currentTime, user); 7817 } 7818 7819 7820 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7821 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7822 } 7823 7824 return scannedPkg; 7825 } 7826 7827 /** 7828 * Scans a package and returns the newly parsed package. 7829 * @throws PackageManagerException on a parse error. 7830 */ 7831 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7832 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7833 throws PackageManagerException { 7834 PackageSetting ps = null; 7835 PackageSetting updatedPkg; 7836 // reader 7837 synchronized (mPackages) { 7838 // Look to see if we already know about this package. 7839 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7840 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7841 // This package has been renamed to its original name. Let's 7842 // use that. 7843 ps = mSettings.getPackageLPr(oldName); 7844 } 7845 // If there was no original package, see one for the real package name. 7846 if (ps == null) { 7847 ps = mSettings.getPackageLPr(pkg.packageName); 7848 } 7849 // Check to see if this package could be hiding/updating a system 7850 // package. Must look for it either under the original or real 7851 // package name depending on our state. 7852 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7853 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7854 7855 // If this is a package we don't know about on the system partition, we 7856 // may need to remove disabled child packages on the system partition 7857 // or may need to not add child packages if the parent apk is updated 7858 // on the data partition and no longer defines this child package. 7859 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7860 // If this is a parent package for an updated system app and this system 7861 // app got an OTA update which no longer defines some of the child packages 7862 // we have to prune them from the disabled system packages. 7863 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7864 if (disabledPs != null) { 7865 final int scannedChildCount = (pkg.childPackages != null) 7866 ? pkg.childPackages.size() : 0; 7867 final int disabledChildCount = disabledPs.childPackageNames != null 7868 ? disabledPs.childPackageNames.size() : 0; 7869 for (int i = 0; i < disabledChildCount; i++) { 7870 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7871 boolean disabledPackageAvailable = false; 7872 for (int j = 0; j < scannedChildCount; j++) { 7873 PackageParser.Package childPkg = pkg.childPackages.get(j); 7874 if (childPkg.packageName.equals(disabledChildPackageName)) { 7875 disabledPackageAvailable = true; 7876 break; 7877 } 7878 } 7879 if (!disabledPackageAvailable) { 7880 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7881 } 7882 } 7883 } 7884 } 7885 } 7886 7887 boolean updatedPkgBetter = false; 7888 // First check if this is a system package that may involve an update 7889 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7890 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7891 // it needs to drop FLAG_PRIVILEGED. 7892 if (locationIsPrivileged(scanFile)) { 7893 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7894 } else { 7895 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7896 } 7897 7898 if (ps != null && !ps.codePath.equals(scanFile)) { 7899 // The path has changed from what was last scanned... check the 7900 // version of the new path against what we have stored to determine 7901 // what to do. 7902 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7903 if (pkg.mVersionCode <= ps.versionCode) { 7904 // The system package has been updated and the code path does not match 7905 // Ignore entry. Skip it. 7906 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7907 + " ignored: updated version " + ps.versionCode 7908 + " better than this " + pkg.mVersionCode); 7909 if (!updatedPkg.codePath.equals(scanFile)) { 7910 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7911 + ps.name + " changing from " + updatedPkg.codePathString 7912 + " to " + scanFile); 7913 updatedPkg.codePath = scanFile; 7914 updatedPkg.codePathString = scanFile.toString(); 7915 updatedPkg.resourcePath = scanFile; 7916 updatedPkg.resourcePathString = scanFile.toString(); 7917 } 7918 updatedPkg.pkg = pkg; 7919 updatedPkg.versionCode = pkg.mVersionCode; 7920 7921 // Update the disabled system child packages to point to the package too. 7922 final int childCount = updatedPkg.childPackageNames != null 7923 ? updatedPkg.childPackageNames.size() : 0; 7924 for (int i = 0; i < childCount; i++) { 7925 String childPackageName = updatedPkg.childPackageNames.get(i); 7926 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7927 childPackageName); 7928 if (updatedChildPkg != null) { 7929 updatedChildPkg.pkg = pkg; 7930 updatedChildPkg.versionCode = pkg.mVersionCode; 7931 } 7932 } 7933 7934 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7935 + scanFile + " ignored: updated version " + ps.versionCode 7936 + " better than this " + pkg.mVersionCode); 7937 } else { 7938 // The current app on the system partition is better than 7939 // what we have updated to on the data partition; switch 7940 // back to the system partition version. 7941 // At this point, its safely assumed that package installation for 7942 // apps in system partition will go through. If not there won't be a working 7943 // version of the app 7944 // writer 7945 synchronized (mPackages) { 7946 // Just remove the loaded entries from package lists. 7947 mPackages.remove(ps.name); 7948 } 7949 7950 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7951 + " reverting from " + ps.codePathString 7952 + ": new version " + pkg.mVersionCode 7953 + " better than installed " + ps.versionCode); 7954 7955 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7956 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7957 synchronized (mInstallLock) { 7958 args.cleanUpResourcesLI(); 7959 } 7960 synchronized (mPackages) { 7961 mSettings.enableSystemPackageLPw(ps.name); 7962 } 7963 updatedPkgBetter = true; 7964 } 7965 } 7966 } 7967 7968 if (updatedPkg != null) { 7969 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7970 // initially 7971 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7972 7973 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7974 // flag set initially 7975 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7976 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7977 } 7978 } 7979 7980 // Verify certificates against what was last scanned 7981 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7982 7983 /* 7984 * A new system app appeared, but we already had a non-system one of the 7985 * same name installed earlier. 7986 */ 7987 boolean shouldHideSystemApp = false; 7988 if (updatedPkg == null && ps != null 7989 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7990 /* 7991 * Check to make sure the signatures match first. If they don't, 7992 * wipe the installed application and its data. 7993 */ 7994 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7995 != PackageManager.SIGNATURE_MATCH) { 7996 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7997 + " signatures don't match existing userdata copy; removing"); 7998 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7999 "scanPackageInternalLI")) { 8000 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8001 } 8002 ps = null; 8003 } else { 8004 /* 8005 * If the newly-added system app is an older version than the 8006 * already installed version, hide it. It will be scanned later 8007 * and re-added like an update. 8008 */ 8009 if (pkg.mVersionCode <= ps.versionCode) { 8010 shouldHideSystemApp = true; 8011 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8012 + " but new version " + pkg.mVersionCode + " better than installed " 8013 + ps.versionCode + "; hiding system"); 8014 } else { 8015 /* 8016 * The newly found system app is a newer version that the 8017 * one previously installed. Simply remove the 8018 * already-installed application and replace it with our own 8019 * while keeping the application data. 8020 */ 8021 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8022 + " reverting from " + ps.codePathString + ": new version " 8023 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8024 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8025 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8026 synchronized (mInstallLock) { 8027 args.cleanUpResourcesLI(); 8028 } 8029 } 8030 } 8031 } 8032 8033 // The apk is forward locked (not public) if its code and resources 8034 // are kept in different files. (except for app in either system or 8035 // vendor path). 8036 // TODO grab this value from PackageSettings 8037 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8038 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8039 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8040 } 8041 } 8042 8043 // TODO: extend to support forward-locked splits 8044 String resourcePath = null; 8045 String baseResourcePath = null; 8046 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8047 if (ps != null && ps.resourcePathString != null) { 8048 resourcePath = ps.resourcePathString; 8049 baseResourcePath = ps.resourcePathString; 8050 } else { 8051 // Should not happen at all. Just log an error. 8052 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8053 } 8054 } else { 8055 resourcePath = pkg.codePath; 8056 baseResourcePath = pkg.baseCodePath; 8057 } 8058 8059 // Set application objects path explicitly. 8060 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8061 pkg.setApplicationInfoCodePath(pkg.codePath); 8062 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8063 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8064 pkg.setApplicationInfoResourcePath(resourcePath); 8065 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8066 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8067 8068 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8069 if (ps != null && ps.getInstantApp(userId)) { 8070 scanFlags |= SCAN_AS_INSTANT_APP; 8071 } 8072 8073 // Note that we invoke the following method only if we are about to unpack an application 8074 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8075 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8076 8077 /* 8078 * If the system app should be overridden by a previously installed 8079 * data, hide the system app now and let the /data/app scan pick it up 8080 * again. 8081 */ 8082 if (shouldHideSystemApp) { 8083 synchronized (mPackages) { 8084 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8085 } 8086 } 8087 8088 return scannedPkg; 8089 } 8090 8091 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8092 // Derive the new package synthetic package name 8093 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8094 + pkg.staticSharedLibVersion); 8095 } 8096 8097 private static String fixProcessName(String defProcessName, 8098 String processName) { 8099 if (processName == null) { 8100 return defProcessName; 8101 } 8102 return processName; 8103 } 8104 8105 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8106 throws PackageManagerException { 8107 if (pkgSetting.signatures.mSignatures != null) { 8108 // Already existing package. Make sure signatures match 8109 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8110 == PackageManager.SIGNATURE_MATCH; 8111 if (!match) { 8112 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8113 == PackageManager.SIGNATURE_MATCH; 8114 } 8115 if (!match) { 8116 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8117 == PackageManager.SIGNATURE_MATCH; 8118 } 8119 if (!match) { 8120 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8121 + pkg.packageName + " signatures do not match the " 8122 + "previously installed version; ignoring!"); 8123 } 8124 } 8125 8126 // Check for shared user signatures 8127 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8128 // Already existing package. Make sure signatures match 8129 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8130 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8131 if (!match) { 8132 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8133 == PackageManager.SIGNATURE_MATCH; 8134 } 8135 if (!match) { 8136 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8137 == PackageManager.SIGNATURE_MATCH; 8138 } 8139 if (!match) { 8140 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8141 "Package " + pkg.packageName 8142 + " has no signatures that match those in shared user " 8143 + pkgSetting.sharedUser.name + "; ignoring!"); 8144 } 8145 } 8146 } 8147 8148 /** 8149 * Enforces that only the system UID or root's UID can call a method exposed 8150 * via Binder. 8151 * 8152 * @param message used as message if SecurityException is thrown 8153 * @throws SecurityException if the caller is not system or root 8154 */ 8155 private static final void enforceSystemOrRoot(String message) { 8156 final int uid = Binder.getCallingUid(); 8157 if (uid != Process.SYSTEM_UID && uid != 0) { 8158 throw new SecurityException(message); 8159 } 8160 } 8161 8162 @Override 8163 public void performFstrimIfNeeded() { 8164 enforceSystemOrRoot("Only the system can request fstrim"); 8165 8166 // Before everything else, see whether we need to fstrim. 8167 try { 8168 IStorageManager sm = PackageHelper.getStorageManager(); 8169 if (sm != null) { 8170 boolean doTrim = false; 8171 final long interval = android.provider.Settings.Global.getLong( 8172 mContext.getContentResolver(), 8173 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8174 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8175 if (interval > 0) { 8176 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8177 if (timeSinceLast > interval) { 8178 doTrim = true; 8179 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8180 + "; running immediately"); 8181 } 8182 } 8183 if (doTrim) { 8184 final boolean dexOptDialogShown; 8185 synchronized (mPackages) { 8186 dexOptDialogShown = mDexOptDialogShown; 8187 } 8188 if (!isFirstBoot() && dexOptDialogShown) { 8189 try { 8190 ActivityManager.getService().showBootMessage( 8191 mContext.getResources().getString( 8192 R.string.android_upgrading_fstrim), true); 8193 } catch (RemoteException e) { 8194 } 8195 } 8196 sm.runMaintenance(); 8197 } 8198 } else { 8199 Slog.e(TAG, "storageManager service unavailable!"); 8200 } 8201 } catch (RemoteException e) { 8202 // Can't happen; StorageManagerService is local 8203 } 8204 } 8205 8206 @Override 8207 public void updatePackagesIfNeeded() { 8208 enforceSystemOrRoot("Only the system can request package update"); 8209 8210 // We need to re-extract after an OTA. 8211 boolean causeUpgrade = isUpgrade(); 8212 8213 // First boot or factory reset. 8214 // Note: we also handle devices that are upgrading to N right now as if it is their 8215 // first boot, as they do not have profile data. 8216 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8217 8218 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8219 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8220 8221 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8222 return; 8223 } 8224 8225 List<PackageParser.Package> pkgs; 8226 synchronized (mPackages) { 8227 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8228 } 8229 8230 final long startTime = System.nanoTime(); 8231 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8232 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8233 8234 final int elapsedTimeSeconds = 8235 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8236 8237 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8238 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8239 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8240 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8241 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8242 } 8243 8244 /** 8245 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8246 * containing statistics about the invocation. The array consists of three elements, 8247 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8248 * and {@code numberOfPackagesFailed}. 8249 */ 8250 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8251 String compilerFilter) { 8252 8253 int numberOfPackagesVisited = 0; 8254 int numberOfPackagesOptimized = 0; 8255 int numberOfPackagesSkipped = 0; 8256 int numberOfPackagesFailed = 0; 8257 final int numberOfPackagesToDexopt = pkgs.size(); 8258 8259 for (PackageParser.Package pkg : pkgs) { 8260 numberOfPackagesVisited++; 8261 8262 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8263 if (DEBUG_DEXOPT) { 8264 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8265 } 8266 numberOfPackagesSkipped++; 8267 continue; 8268 } 8269 8270 if (DEBUG_DEXOPT) { 8271 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8272 numberOfPackagesToDexopt + ": " + pkg.packageName); 8273 } 8274 8275 if (showDialog) { 8276 try { 8277 ActivityManager.getService().showBootMessage( 8278 mContext.getResources().getString(R.string.android_upgrading_apk, 8279 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8280 } catch (RemoteException e) { 8281 } 8282 synchronized (mPackages) { 8283 mDexOptDialogShown = true; 8284 } 8285 } 8286 8287 // If the OTA updates a system app which was previously preopted to a non-preopted state 8288 // the app might end up being verified at runtime. That's because by default the apps 8289 // are verify-profile but for preopted apps there's no profile. 8290 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8291 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8292 // filter (by default interpret-only). 8293 // Note that at this stage unused apps are already filtered. 8294 if (isSystemApp(pkg) && 8295 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8296 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8297 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8298 } 8299 8300 // checkProfiles is false to avoid merging profiles during boot which 8301 // might interfere with background compilation (b/28612421). 8302 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8303 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8304 // trade-off worth doing to save boot time work. 8305 int dexOptStatus = performDexOptTraced(pkg.packageName, 8306 false /* checkProfiles */, 8307 compilerFilter, 8308 false /* force */); 8309 switch (dexOptStatus) { 8310 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8311 numberOfPackagesOptimized++; 8312 break; 8313 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8314 numberOfPackagesSkipped++; 8315 break; 8316 case PackageDexOptimizer.DEX_OPT_FAILED: 8317 numberOfPackagesFailed++; 8318 break; 8319 default: 8320 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8321 break; 8322 } 8323 } 8324 8325 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8326 numberOfPackagesFailed }; 8327 } 8328 8329 @Override 8330 public void notifyPackageUse(String packageName, int reason) { 8331 synchronized (mPackages) { 8332 PackageParser.Package p = mPackages.get(packageName); 8333 if (p == null) { 8334 return; 8335 } 8336 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8337 } 8338 } 8339 8340 @Override 8341 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8342 int userId = UserHandle.getCallingUserId(); 8343 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8344 if (ai == null) { 8345 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8346 + loadingPackageName + ", user=" + userId); 8347 return; 8348 } 8349 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8350 } 8351 8352 // TODO: this is not used nor needed. Delete it. 8353 @Override 8354 public boolean performDexOptIfNeeded(String packageName) { 8355 int dexOptStatus = performDexOptTraced(packageName, 8356 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8357 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8358 } 8359 8360 @Override 8361 public boolean performDexOpt(String packageName, 8362 boolean checkProfiles, int compileReason, boolean force) { 8363 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8364 getCompilerFilterForReason(compileReason), force); 8365 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8366 } 8367 8368 @Override 8369 public boolean performDexOptMode(String packageName, 8370 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8371 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8372 targetCompilerFilter, force); 8373 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8374 } 8375 8376 private int performDexOptTraced(String packageName, 8377 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8378 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8379 try { 8380 return performDexOptInternal(packageName, checkProfiles, 8381 targetCompilerFilter, force); 8382 } finally { 8383 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8384 } 8385 } 8386 8387 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8388 // if the package can now be considered up to date for the given filter. 8389 private int performDexOptInternal(String packageName, 8390 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8391 PackageParser.Package p; 8392 synchronized (mPackages) { 8393 p = mPackages.get(packageName); 8394 if (p == null) { 8395 // Package could not be found. Report failure. 8396 return PackageDexOptimizer.DEX_OPT_FAILED; 8397 } 8398 mPackageUsage.maybeWriteAsync(mPackages); 8399 mCompilerStats.maybeWriteAsync(); 8400 } 8401 long callingId = Binder.clearCallingIdentity(); 8402 try { 8403 synchronized (mInstallLock) { 8404 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8405 targetCompilerFilter, force); 8406 } 8407 } finally { 8408 Binder.restoreCallingIdentity(callingId); 8409 } 8410 } 8411 8412 public ArraySet<String> getOptimizablePackages() { 8413 ArraySet<String> pkgs = new ArraySet<String>(); 8414 synchronized (mPackages) { 8415 for (PackageParser.Package p : mPackages.values()) { 8416 if (PackageDexOptimizer.canOptimizePackage(p)) { 8417 pkgs.add(p.packageName); 8418 } 8419 } 8420 } 8421 return pkgs; 8422 } 8423 8424 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8425 boolean checkProfiles, String targetCompilerFilter, 8426 boolean force) { 8427 // Select the dex optimizer based on the force parameter. 8428 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8429 // allocate an object here. 8430 PackageDexOptimizer pdo = force 8431 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8432 : mPackageDexOptimizer; 8433 8434 // Optimize all dependencies first. Note: we ignore the return value and march on 8435 // on errors. 8436 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8437 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8438 if (!deps.isEmpty()) { 8439 for (PackageParser.Package depPackage : deps) { 8440 // TODO: Analyze and investigate if we (should) profile libraries. 8441 // Currently this will do a full compilation of the library by default. 8442 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8443 false /* checkProfiles */, 8444 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8445 getOrCreateCompilerPackageStats(depPackage), 8446 mDexManager.isUsedByOtherApps(p.packageName)); 8447 } 8448 } 8449 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8450 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8451 mDexManager.isUsedByOtherApps(p.packageName)); 8452 } 8453 8454 // Performs dexopt on the used secondary dex files belonging to the given package. 8455 // Returns true if all dex files were process successfully (which could mean either dexopt or 8456 // skip). Returns false if any of the files caused errors. 8457 @Override 8458 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8459 boolean force) { 8460 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8461 } 8462 8463 /** 8464 * Reconcile the information we have about the secondary dex files belonging to 8465 * {@code packagName} and the actual dex files. For all dex files that were 8466 * deleted, update the internal records and delete the generated oat files. 8467 */ 8468 @Override 8469 public void reconcileSecondaryDexFiles(String packageName) { 8470 mDexManager.reconcileSecondaryDexFiles(packageName); 8471 } 8472 8473 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8474 // a reference there. 8475 /*package*/ DexManager getDexManager() { 8476 return mDexManager; 8477 } 8478 8479 /** 8480 * Execute the background dexopt job immediately. 8481 */ 8482 @Override 8483 public boolean runBackgroundDexoptJob() { 8484 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8485 } 8486 8487 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8488 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8489 || p.usesStaticLibraries != null) { 8490 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8491 Set<String> collectedNames = new HashSet<>(); 8492 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8493 8494 retValue.remove(p); 8495 8496 return retValue; 8497 } else { 8498 return Collections.emptyList(); 8499 } 8500 } 8501 8502 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8503 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8504 if (!collectedNames.contains(p.packageName)) { 8505 collectedNames.add(p.packageName); 8506 collected.add(p); 8507 8508 if (p.usesLibraries != null) { 8509 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8510 null, collected, collectedNames); 8511 } 8512 if (p.usesOptionalLibraries != null) { 8513 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8514 null, collected, collectedNames); 8515 } 8516 if (p.usesStaticLibraries != null) { 8517 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8518 p.usesStaticLibrariesVersions, collected, collectedNames); 8519 } 8520 } 8521 } 8522 8523 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8524 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8525 final int libNameCount = libs.size(); 8526 for (int i = 0; i < libNameCount; i++) { 8527 String libName = libs.get(i); 8528 int version = (versions != null && versions.length == libNameCount) 8529 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8530 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8531 if (libPkg != null) { 8532 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8533 } 8534 } 8535 } 8536 8537 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8538 synchronized (mPackages) { 8539 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8540 if (libEntry != null) { 8541 return mPackages.get(libEntry.apk); 8542 } 8543 return null; 8544 } 8545 } 8546 8547 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8548 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8549 if (versionedLib == null) { 8550 return null; 8551 } 8552 return versionedLib.get(version); 8553 } 8554 8555 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8556 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8557 pkg.staticSharedLibName); 8558 if (versionedLib == null) { 8559 return null; 8560 } 8561 int previousLibVersion = -1; 8562 final int versionCount = versionedLib.size(); 8563 for (int i = 0; i < versionCount; i++) { 8564 final int libVersion = versionedLib.keyAt(i); 8565 if (libVersion < pkg.staticSharedLibVersion) { 8566 previousLibVersion = Math.max(previousLibVersion, libVersion); 8567 } 8568 } 8569 if (previousLibVersion >= 0) { 8570 return versionedLib.get(previousLibVersion); 8571 } 8572 return null; 8573 } 8574 8575 public void shutdown() { 8576 mPackageUsage.writeNow(mPackages); 8577 mCompilerStats.writeNow(); 8578 } 8579 8580 @Override 8581 public void dumpProfiles(String packageName) { 8582 PackageParser.Package pkg; 8583 synchronized (mPackages) { 8584 pkg = mPackages.get(packageName); 8585 if (pkg == null) { 8586 throw new IllegalArgumentException("Unknown package: " + packageName); 8587 } 8588 } 8589 /* Only the shell, root, or the app user should be able to dump profiles. */ 8590 int callingUid = Binder.getCallingUid(); 8591 if (callingUid != Process.SHELL_UID && 8592 callingUid != Process.ROOT_UID && 8593 callingUid != pkg.applicationInfo.uid) { 8594 throw new SecurityException("dumpProfiles"); 8595 } 8596 8597 synchronized (mInstallLock) { 8598 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8599 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8600 try { 8601 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8602 String codePaths = TextUtils.join(";", allCodePaths); 8603 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8604 } catch (InstallerException e) { 8605 Slog.w(TAG, "Failed to dump profiles", e); 8606 } 8607 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8608 } 8609 } 8610 8611 @Override 8612 public void forceDexOpt(String packageName) { 8613 enforceSystemOrRoot("forceDexOpt"); 8614 8615 PackageParser.Package pkg; 8616 synchronized (mPackages) { 8617 pkg = mPackages.get(packageName); 8618 if (pkg == null) { 8619 throw new IllegalArgumentException("Unknown package: " + packageName); 8620 } 8621 } 8622 8623 synchronized (mInstallLock) { 8624 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8625 8626 // Whoever is calling forceDexOpt wants a fully compiled package. 8627 // Don't use profiles since that may cause compilation to be skipped. 8628 final int res = performDexOptInternalWithDependenciesLI(pkg, 8629 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8630 true /* force */); 8631 8632 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8633 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8634 throw new IllegalStateException("Failed to dexopt: " + res); 8635 } 8636 } 8637 } 8638 8639 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8640 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8641 Slog.w(TAG, "Unable to update from " + oldPkg.name 8642 + " to " + newPkg.packageName 8643 + ": old package not in system partition"); 8644 return false; 8645 } else if (mPackages.get(oldPkg.name) != null) { 8646 Slog.w(TAG, "Unable to update from " + oldPkg.name 8647 + " to " + newPkg.packageName 8648 + ": old package still exists"); 8649 return false; 8650 } 8651 return true; 8652 } 8653 8654 void removeCodePathLI(File codePath) { 8655 if (codePath.isDirectory()) { 8656 try { 8657 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8658 } catch (InstallerException e) { 8659 Slog.w(TAG, "Failed to remove code path", e); 8660 } 8661 } else { 8662 codePath.delete(); 8663 } 8664 } 8665 8666 private int[] resolveUserIds(int userId) { 8667 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8668 } 8669 8670 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8671 if (pkg == null) { 8672 Slog.wtf(TAG, "Package was null!", new Throwable()); 8673 return; 8674 } 8675 clearAppDataLeafLIF(pkg, userId, flags); 8676 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8677 for (int i = 0; i < childCount; i++) { 8678 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8679 } 8680 } 8681 8682 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8683 final PackageSetting ps; 8684 synchronized (mPackages) { 8685 ps = mSettings.mPackages.get(pkg.packageName); 8686 } 8687 for (int realUserId : resolveUserIds(userId)) { 8688 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8689 try { 8690 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8691 ceDataInode); 8692 } catch (InstallerException e) { 8693 Slog.w(TAG, String.valueOf(e)); 8694 } 8695 } 8696 } 8697 8698 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8699 if (pkg == null) { 8700 Slog.wtf(TAG, "Package was null!", new Throwable()); 8701 return; 8702 } 8703 destroyAppDataLeafLIF(pkg, userId, flags); 8704 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8705 for (int i = 0; i < childCount; i++) { 8706 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8707 } 8708 } 8709 8710 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8711 final PackageSetting ps; 8712 synchronized (mPackages) { 8713 ps = mSettings.mPackages.get(pkg.packageName); 8714 } 8715 for (int realUserId : resolveUserIds(userId)) { 8716 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8717 try { 8718 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8719 ceDataInode); 8720 } catch (InstallerException e) { 8721 Slog.w(TAG, String.valueOf(e)); 8722 } 8723 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8724 } 8725 } 8726 8727 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8728 if (pkg == null) { 8729 Slog.wtf(TAG, "Package was null!", new Throwable()); 8730 return; 8731 } 8732 destroyAppProfilesLeafLIF(pkg); 8733 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8734 for (int i = 0; i < childCount; i++) { 8735 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8736 } 8737 } 8738 8739 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8740 try { 8741 mInstaller.destroyAppProfiles(pkg.packageName); 8742 } catch (InstallerException e) { 8743 Slog.w(TAG, String.valueOf(e)); 8744 } 8745 } 8746 8747 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8748 if (pkg == null) { 8749 Slog.wtf(TAG, "Package was null!", new Throwable()); 8750 return; 8751 } 8752 clearAppProfilesLeafLIF(pkg); 8753 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8754 for (int i = 0; i < childCount; i++) { 8755 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8756 } 8757 } 8758 8759 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8760 try { 8761 mInstaller.clearAppProfiles(pkg.packageName); 8762 } catch (InstallerException e) { 8763 Slog.w(TAG, String.valueOf(e)); 8764 } 8765 } 8766 8767 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8768 long lastUpdateTime) { 8769 // Set parent install/update time 8770 PackageSetting ps = (PackageSetting) pkg.mExtras; 8771 if (ps != null) { 8772 ps.firstInstallTime = firstInstallTime; 8773 ps.lastUpdateTime = lastUpdateTime; 8774 } 8775 // Set children install/update time 8776 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8777 for (int i = 0; i < childCount; i++) { 8778 PackageParser.Package childPkg = pkg.childPackages.get(i); 8779 ps = (PackageSetting) childPkg.mExtras; 8780 if (ps != null) { 8781 ps.firstInstallTime = firstInstallTime; 8782 ps.lastUpdateTime = lastUpdateTime; 8783 } 8784 } 8785 } 8786 8787 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8788 PackageParser.Package changingLib) { 8789 if (file.path != null) { 8790 usesLibraryFiles.add(file.path); 8791 return; 8792 } 8793 PackageParser.Package p = mPackages.get(file.apk); 8794 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8795 // If we are doing this while in the middle of updating a library apk, 8796 // then we need to make sure to use that new apk for determining the 8797 // dependencies here. (We haven't yet finished committing the new apk 8798 // to the package manager state.) 8799 if (p == null || p.packageName.equals(changingLib.packageName)) { 8800 p = changingLib; 8801 } 8802 } 8803 if (p != null) { 8804 usesLibraryFiles.addAll(p.getAllCodePaths()); 8805 } 8806 } 8807 8808 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8809 PackageParser.Package changingLib) throws PackageManagerException { 8810 if (pkg == null) { 8811 return; 8812 } 8813 ArraySet<String> usesLibraryFiles = null; 8814 if (pkg.usesLibraries != null) { 8815 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8816 null, null, pkg.packageName, changingLib, true, null); 8817 } 8818 if (pkg.usesStaticLibraries != null) { 8819 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8820 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8821 pkg.packageName, changingLib, true, usesLibraryFiles); 8822 } 8823 if (pkg.usesOptionalLibraries != null) { 8824 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8825 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8826 } 8827 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8828 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8829 } else { 8830 pkg.usesLibraryFiles = null; 8831 } 8832 } 8833 8834 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8835 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8836 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8837 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8838 throws PackageManagerException { 8839 final int libCount = requestedLibraries.size(); 8840 for (int i = 0; i < libCount; i++) { 8841 final String libName = requestedLibraries.get(i); 8842 final int libVersion = requiredVersions != null ? requiredVersions[i] 8843 : SharedLibraryInfo.VERSION_UNDEFINED; 8844 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8845 if (libEntry == null) { 8846 if (required) { 8847 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8848 "Package " + packageName + " requires unavailable shared library " 8849 + libName + "; failing!"); 8850 } else { 8851 Slog.w(TAG, "Package " + packageName 8852 + " desires unavailable shared library " 8853 + libName + "; ignoring!"); 8854 } 8855 } else { 8856 if (requiredVersions != null && requiredCertDigests != null) { 8857 if (libEntry.info.getVersion() != requiredVersions[i]) { 8858 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8859 "Package " + packageName + " requires unavailable static shared" 8860 + " library " + libName + " version " 8861 + libEntry.info.getVersion() + "; failing!"); 8862 } 8863 8864 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8865 if (libPkg == null) { 8866 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8867 "Package " + packageName + " requires unavailable static shared" 8868 + " library; failing!"); 8869 } 8870 8871 String expectedCertDigest = requiredCertDigests[i]; 8872 String libCertDigest = PackageUtils.computeCertSha256Digest( 8873 libPkg.mSignatures[0]); 8874 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8875 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8876 "Package " + packageName + " requires differently signed" + 8877 " static shared library; failing!"); 8878 } 8879 } 8880 8881 if (outUsedLibraries == null) { 8882 outUsedLibraries = new ArraySet<>(); 8883 } 8884 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8885 } 8886 } 8887 return outUsedLibraries; 8888 } 8889 8890 private static boolean hasString(List<String> list, List<String> which) { 8891 if (list == null) { 8892 return false; 8893 } 8894 for (int i=list.size()-1; i>=0; i--) { 8895 for (int j=which.size()-1; j>=0; j--) { 8896 if (which.get(j).equals(list.get(i))) { 8897 return true; 8898 } 8899 } 8900 } 8901 return false; 8902 } 8903 8904 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8905 PackageParser.Package changingPkg) { 8906 ArrayList<PackageParser.Package> res = null; 8907 for (PackageParser.Package pkg : mPackages.values()) { 8908 if (changingPkg != null 8909 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8910 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8911 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8912 changingPkg.staticSharedLibName)) { 8913 return null; 8914 } 8915 if (res == null) { 8916 res = new ArrayList<>(); 8917 } 8918 res.add(pkg); 8919 try { 8920 updateSharedLibrariesLPr(pkg, changingPkg); 8921 } catch (PackageManagerException e) { 8922 // If a system app update or an app and a required lib missing we 8923 // delete the package and for updated system apps keep the data as 8924 // it is better for the user to reinstall than to be in an limbo 8925 // state. Also libs disappearing under an app should never happen 8926 // - just in case. 8927 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8928 final int flags = pkg.isUpdatedSystemApp() 8929 ? PackageManager.DELETE_KEEP_DATA : 0; 8930 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8931 flags , null, true, null); 8932 } 8933 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8934 } 8935 } 8936 return res; 8937 } 8938 8939 /** 8940 * Derive the value of the {@code cpuAbiOverride} based on the provided 8941 * value and an optional stored value from the package settings. 8942 */ 8943 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8944 String cpuAbiOverride = null; 8945 8946 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8947 cpuAbiOverride = null; 8948 } else if (abiOverride != null) { 8949 cpuAbiOverride = abiOverride; 8950 } else if (settings != null) { 8951 cpuAbiOverride = settings.cpuAbiOverrideString; 8952 } 8953 8954 return cpuAbiOverride; 8955 } 8956 8957 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8958 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8959 throws PackageManagerException { 8960 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8961 // If the package has children and this is the first dive in the function 8962 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8963 // whether all packages (parent and children) would be successfully scanned 8964 // before the actual scan since scanning mutates internal state and we want 8965 // to atomically install the package and its children. 8966 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8967 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8968 scanFlags |= SCAN_CHECK_ONLY; 8969 } 8970 } else { 8971 scanFlags &= ~SCAN_CHECK_ONLY; 8972 } 8973 8974 final PackageParser.Package scannedPkg; 8975 try { 8976 // Scan the parent 8977 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8978 // Scan the children 8979 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8980 for (int i = 0; i < childCount; i++) { 8981 PackageParser.Package childPkg = pkg.childPackages.get(i); 8982 scanPackageLI(childPkg, policyFlags, 8983 scanFlags, currentTime, user); 8984 } 8985 } finally { 8986 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8987 } 8988 8989 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8990 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8991 } 8992 8993 return scannedPkg; 8994 } 8995 8996 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8997 int scanFlags, long currentTime, @Nullable UserHandle user) 8998 throws PackageManagerException { 8999 boolean success = false; 9000 try { 9001 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9002 currentTime, user); 9003 success = true; 9004 return res; 9005 } finally { 9006 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9007 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9008 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9009 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9010 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9011 } 9012 } 9013 } 9014 9015 /** 9016 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9017 */ 9018 private static boolean apkHasCode(String fileName) { 9019 StrictJarFile jarFile = null; 9020 try { 9021 jarFile = new StrictJarFile(fileName, 9022 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9023 return jarFile.findEntry("classes.dex") != null; 9024 } catch (IOException ignore) { 9025 } finally { 9026 try { 9027 if (jarFile != null) { 9028 jarFile.close(); 9029 } 9030 } catch (IOException ignore) {} 9031 } 9032 return false; 9033 } 9034 9035 /** 9036 * Enforces code policy for the package. This ensures that if an APK has 9037 * declared hasCode="true" in its manifest that the APK actually contains 9038 * code. 9039 * 9040 * @throws PackageManagerException If bytecode could not be found when it should exist 9041 */ 9042 private static void assertCodePolicy(PackageParser.Package pkg) 9043 throws PackageManagerException { 9044 final boolean shouldHaveCode = 9045 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9046 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9047 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9048 "Package " + pkg.baseCodePath + " code is missing"); 9049 } 9050 9051 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9052 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9053 final boolean splitShouldHaveCode = 9054 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9055 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9056 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9057 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9058 } 9059 } 9060 } 9061 } 9062 9063 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9064 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9065 throws PackageManagerException { 9066 if (DEBUG_PACKAGE_SCANNING) { 9067 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9068 Log.d(TAG, "Scanning package " + pkg.packageName); 9069 } 9070 9071 applyPolicy(pkg, policyFlags); 9072 9073 assertPackageIsValid(pkg, policyFlags, scanFlags); 9074 9075 // Initialize package source and resource directories 9076 final File scanFile = new File(pkg.codePath); 9077 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9078 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9079 9080 SharedUserSetting suid = null; 9081 PackageSetting pkgSetting = null; 9082 9083 // Getting the package setting may have a side-effect, so if we 9084 // are only checking if scan would succeed, stash a copy of the 9085 // old setting to restore at the end. 9086 PackageSetting nonMutatedPs = null; 9087 9088 // We keep references to the derived CPU Abis from settings in oder to reuse 9089 // them in the case where we're not upgrading or booting for the first time. 9090 String primaryCpuAbiFromSettings = null; 9091 String secondaryCpuAbiFromSettings = null; 9092 9093 // writer 9094 synchronized (mPackages) { 9095 if (pkg.mSharedUserId != null) { 9096 // SIDE EFFECTS; may potentially allocate a new shared user 9097 suid = mSettings.getSharedUserLPw( 9098 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9099 if (DEBUG_PACKAGE_SCANNING) { 9100 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9101 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9102 + "): packages=" + suid.packages); 9103 } 9104 } 9105 9106 // Check if we are renaming from an original package name. 9107 PackageSetting origPackage = null; 9108 String realName = null; 9109 if (pkg.mOriginalPackages != null) { 9110 // This package may need to be renamed to a previously 9111 // installed name. Let's check on that... 9112 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9113 if (pkg.mOriginalPackages.contains(renamed)) { 9114 // This package had originally been installed as the 9115 // original name, and we have already taken care of 9116 // transitioning to the new one. Just update the new 9117 // one to continue using the old name. 9118 realName = pkg.mRealPackage; 9119 if (!pkg.packageName.equals(renamed)) { 9120 // Callers into this function may have already taken 9121 // care of renaming the package; only do it here if 9122 // it is not already done. 9123 pkg.setPackageName(renamed); 9124 } 9125 } else { 9126 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9127 if ((origPackage = mSettings.getPackageLPr( 9128 pkg.mOriginalPackages.get(i))) != null) { 9129 // We do have the package already installed under its 9130 // original name... should we use it? 9131 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9132 // New package is not compatible with original. 9133 origPackage = null; 9134 continue; 9135 } else if (origPackage.sharedUser != null) { 9136 // Make sure uid is compatible between packages. 9137 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9138 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9139 + " to " + pkg.packageName + ": old uid " 9140 + origPackage.sharedUser.name 9141 + " differs from " + pkg.mSharedUserId); 9142 origPackage = null; 9143 continue; 9144 } 9145 // TODO: Add case when shared user id is added [b/28144775] 9146 } else { 9147 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9148 + pkg.packageName + " to old name " + origPackage.name); 9149 } 9150 break; 9151 } 9152 } 9153 } 9154 } 9155 9156 if (mTransferedPackages.contains(pkg.packageName)) { 9157 Slog.w(TAG, "Package " + pkg.packageName 9158 + " was transferred to another, but its .apk remains"); 9159 } 9160 9161 // See comments in nonMutatedPs declaration 9162 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9163 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9164 if (foundPs != null) { 9165 nonMutatedPs = new PackageSetting(foundPs); 9166 } 9167 } 9168 9169 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9170 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9171 if (foundPs != null) { 9172 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9173 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9174 } 9175 } 9176 9177 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9178 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9179 PackageManagerService.reportSettingsProblem(Log.WARN, 9180 "Package " + pkg.packageName + " shared user changed from " 9181 + (pkgSetting.sharedUser != null 9182 ? pkgSetting.sharedUser.name : "<nothing>") 9183 + " to " 9184 + (suid != null ? suid.name : "<nothing>") 9185 + "; replacing with new"); 9186 pkgSetting = null; 9187 } 9188 final PackageSetting oldPkgSetting = 9189 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9190 final PackageSetting disabledPkgSetting = 9191 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9192 9193 String[] usesStaticLibraries = null; 9194 if (pkg.usesStaticLibraries != null) { 9195 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9196 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9197 } 9198 9199 if (pkgSetting == null) { 9200 final String parentPackageName = (pkg.parentPackage != null) 9201 ? pkg.parentPackage.packageName : null; 9202 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9203 // REMOVE SharedUserSetting from method; update in a separate call 9204 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9205 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9206 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9207 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9208 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9209 true /*allowInstall*/, instantApp, parentPackageName, 9210 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9211 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9212 // SIDE EFFECTS; updates system state; move elsewhere 9213 if (origPackage != null) { 9214 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9215 } 9216 mSettings.addUserToSettingLPw(pkgSetting); 9217 } else { 9218 // REMOVE SharedUserSetting from method; update in a separate call. 9219 // 9220 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9221 // secondaryCpuAbi are not known at this point so we always update them 9222 // to null here, only to reset them at a later point. 9223 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9224 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9225 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9226 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9227 UserManagerService.getInstance(), usesStaticLibraries, 9228 pkg.usesStaticLibrariesVersions); 9229 } 9230 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9231 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9232 9233 // SIDE EFFECTS; modifies system state; move elsewhere 9234 if (pkgSetting.origPackage != null) { 9235 // If we are first transitioning from an original package, 9236 // fix up the new package's name now. We need to do this after 9237 // looking up the package under its new name, so getPackageLP 9238 // can take care of fiddling things correctly. 9239 pkg.setPackageName(origPackage.name); 9240 9241 // File a report about this. 9242 String msg = "New package " + pkgSetting.realName 9243 + " renamed to replace old package " + pkgSetting.name; 9244 reportSettingsProblem(Log.WARN, msg); 9245 9246 // Make a note of it. 9247 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9248 mTransferedPackages.add(origPackage.name); 9249 } 9250 9251 // No longer need to retain this. 9252 pkgSetting.origPackage = null; 9253 } 9254 9255 // SIDE EFFECTS; modifies system state; move elsewhere 9256 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9257 // Make a note of it. 9258 mTransferedPackages.add(pkg.packageName); 9259 } 9260 9261 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9262 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9263 } 9264 9265 if ((scanFlags & SCAN_BOOTING) == 0 9266 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9267 // Check all shared libraries and map to their actual file path. 9268 // We only do this here for apps not on a system dir, because those 9269 // are the only ones that can fail an install due to this. We 9270 // will take care of the system apps by updating all of their 9271 // library paths after the scan is done. Also during the initial 9272 // scan don't update any libs as we do this wholesale after all 9273 // apps are scanned to avoid dependency based scanning. 9274 updateSharedLibrariesLPr(pkg, null); 9275 } 9276 9277 if (mFoundPolicyFile) { 9278 SELinuxMMAC.assignSeInfoValue(pkg); 9279 } 9280 pkg.applicationInfo.uid = pkgSetting.appId; 9281 pkg.mExtras = pkgSetting; 9282 9283 9284 // Static shared libs have same package with different versions where 9285 // we internally use a synthetic package name to allow multiple versions 9286 // of the same package, therefore we need to compare signatures against 9287 // the package setting for the latest library version. 9288 PackageSetting signatureCheckPs = pkgSetting; 9289 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9290 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9291 if (libraryEntry != null) { 9292 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9293 } 9294 } 9295 9296 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9297 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9298 // We just determined the app is signed correctly, so bring 9299 // over the latest parsed certs. 9300 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9301 } else { 9302 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9303 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9304 "Package " + pkg.packageName + " upgrade keys do not match the " 9305 + "previously installed version"); 9306 } else { 9307 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9308 String msg = "System package " + pkg.packageName 9309 + " signature changed; retaining data."; 9310 reportSettingsProblem(Log.WARN, msg); 9311 } 9312 } 9313 } else { 9314 try { 9315 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9316 verifySignaturesLP(signatureCheckPs, pkg); 9317 // We just determined the app is signed correctly, so bring 9318 // over the latest parsed certs. 9319 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9320 } catch (PackageManagerException e) { 9321 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9322 throw e; 9323 } 9324 // The signature has changed, but this package is in the system 9325 // image... let's recover! 9326 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9327 // However... if this package is part of a shared user, but it 9328 // doesn't match the signature of the shared user, let's fail. 9329 // What this means is that you can't change the signatures 9330 // associated with an overall shared user, which doesn't seem all 9331 // that unreasonable. 9332 if (signatureCheckPs.sharedUser != null) { 9333 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9334 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9335 throw new PackageManagerException( 9336 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9337 "Signature mismatch for shared user: " 9338 + pkgSetting.sharedUser); 9339 } 9340 } 9341 // File a report about this. 9342 String msg = "System package " + pkg.packageName 9343 + " signature changed; retaining data."; 9344 reportSettingsProblem(Log.WARN, msg); 9345 } 9346 } 9347 9348 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9349 // This package wants to adopt ownership of permissions from 9350 // another package. 9351 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9352 final String origName = pkg.mAdoptPermissions.get(i); 9353 final PackageSetting orig = mSettings.getPackageLPr(origName); 9354 if (orig != null) { 9355 if (verifyPackageUpdateLPr(orig, pkg)) { 9356 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9357 + pkg.packageName); 9358 // SIDE EFFECTS; updates permissions system state; move elsewhere 9359 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9360 } 9361 } 9362 } 9363 } 9364 } 9365 9366 pkg.applicationInfo.processName = fixProcessName( 9367 pkg.applicationInfo.packageName, 9368 pkg.applicationInfo.processName); 9369 9370 if (pkg != mPlatformPackage) { 9371 // Get all of our default paths setup 9372 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9373 } 9374 9375 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9376 9377 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9378 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9379 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9380 derivePackageAbi( 9381 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9382 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9383 9384 // Some system apps still use directory structure for native libraries 9385 // in which case we might end up not detecting abi solely based on apk 9386 // structure. Try to detect abi based on directory structure. 9387 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9388 pkg.applicationInfo.primaryCpuAbi == null) { 9389 setBundledAppAbisAndRoots(pkg, pkgSetting); 9390 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9391 } 9392 } else { 9393 // This is not a first boot or an upgrade, don't bother deriving the 9394 // ABI during the scan. Instead, trust the value that was stored in the 9395 // package setting. 9396 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9397 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9398 9399 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9400 9401 if (DEBUG_ABI_SELECTION) { 9402 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9403 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9404 pkg.applicationInfo.secondaryCpuAbi); 9405 } 9406 } 9407 } else { 9408 if ((scanFlags & SCAN_MOVE) != 0) { 9409 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9410 // but we already have this packages package info in the PackageSetting. We just 9411 // use that and derive the native library path based on the new codepath. 9412 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9413 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9414 } 9415 9416 // Set native library paths again. For moves, the path will be updated based on the 9417 // ABIs we've determined above. For non-moves, the path will be updated based on the 9418 // ABIs we determined during compilation, but the path will depend on the final 9419 // package path (after the rename away from the stage path). 9420 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9421 } 9422 9423 // This is a special case for the "system" package, where the ABI is 9424 // dictated by the zygote configuration (and init.rc). We should keep track 9425 // of this ABI so that we can deal with "normal" applications that run under 9426 // the same UID correctly. 9427 if (mPlatformPackage == pkg) { 9428 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9429 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9430 } 9431 9432 // If there's a mismatch between the abi-override in the package setting 9433 // and the abiOverride specified for the install. Warn about this because we 9434 // would've already compiled the app without taking the package setting into 9435 // account. 9436 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9437 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9438 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9439 " for package " + pkg.packageName); 9440 } 9441 } 9442 9443 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9444 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9445 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9446 9447 // Copy the derived override back to the parsed package, so that we can 9448 // update the package settings accordingly. 9449 pkg.cpuAbiOverride = cpuAbiOverride; 9450 9451 if (DEBUG_ABI_SELECTION) { 9452 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9453 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9454 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9455 } 9456 9457 // Push the derived path down into PackageSettings so we know what to 9458 // clean up at uninstall time. 9459 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9460 9461 if (DEBUG_ABI_SELECTION) { 9462 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9463 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9464 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9465 } 9466 9467 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9468 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9469 // We don't do this here during boot because we can do it all 9470 // at once after scanning all existing packages. 9471 // 9472 // We also do this *before* we perform dexopt on this package, so that 9473 // we can avoid redundant dexopts, and also to make sure we've got the 9474 // code and package path correct. 9475 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9476 } 9477 9478 if (mFactoryTest && pkg.requestedPermissions.contains( 9479 android.Manifest.permission.FACTORY_TEST)) { 9480 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9481 } 9482 9483 if (isSystemApp(pkg)) { 9484 pkgSetting.isOrphaned = true; 9485 } 9486 9487 // Take care of first install / last update times. 9488 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9489 if (currentTime != 0) { 9490 if (pkgSetting.firstInstallTime == 0) { 9491 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9492 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9493 pkgSetting.lastUpdateTime = currentTime; 9494 } 9495 } else if (pkgSetting.firstInstallTime == 0) { 9496 // We need *something*. Take time time stamp of the file. 9497 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9498 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9499 if (scanFileTime != pkgSetting.timeStamp) { 9500 // A package on the system image has changed; consider this 9501 // to be an update. 9502 pkgSetting.lastUpdateTime = scanFileTime; 9503 } 9504 } 9505 pkgSetting.setTimeStamp(scanFileTime); 9506 9507 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9508 if (nonMutatedPs != null) { 9509 synchronized (mPackages) { 9510 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9511 } 9512 } 9513 } else { 9514 final int userId = user == null ? 0 : user.getIdentifier(); 9515 // Modify state for the given package setting 9516 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9517 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9518 if (pkgSetting.getInstantApp(userId)) { 9519 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9520 } 9521 } 9522 return pkg; 9523 } 9524 9525 /** 9526 * Applies policy to the parsed package based upon the given policy flags. 9527 * Ensures the package is in a good state. 9528 * <p> 9529 * Implementation detail: This method must NOT have any side effect. It would 9530 * ideally be static, but, it requires locks to read system state. 9531 */ 9532 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9533 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9534 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9535 if (pkg.applicationInfo.isDirectBootAware()) { 9536 // we're direct boot aware; set for all components 9537 for (PackageParser.Service s : pkg.services) { 9538 s.info.encryptionAware = s.info.directBootAware = true; 9539 } 9540 for (PackageParser.Provider p : pkg.providers) { 9541 p.info.encryptionAware = p.info.directBootAware = true; 9542 } 9543 for (PackageParser.Activity a : pkg.activities) { 9544 a.info.encryptionAware = a.info.directBootAware = true; 9545 } 9546 for (PackageParser.Activity r : pkg.receivers) { 9547 r.info.encryptionAware = r.info.directBootAware = true; 9548 } 9549 } 9550 } else { 9551 // Only allow system apps to be flagged as core apps. 9552 pkg.coreApp = false; 9553 // clear flags not applicable to regular apps 9554 pkg.applicationInfo.privateFlags &= 9555 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9556 pkg.applicationInfo.privateFlags &= 9557 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9558 } 9559 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9560 9561 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9562 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9563 } 9564 9565 if (!isSystemApp(pkg)) { 9566 // Only system apps can use these features. 9567 pkg.mOriginalPackages = null; 9568 pkg.mRealPackage = null; 9569 pkg.mAdoptPermissions = null; 9570 } 9571 } 9572 9573 /** 9574 * Asserts the parsed package is valid according to the given policy. If the 9575 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9576 * <p> 9577 * Implementation detail: This method must NOT have any side effects. It would 9578 * ideally be static, but, it requires locks to read system state. 9579 * 9580 * @throws PackageManagerException If the package fails any of the validation checks 9581 */ 9582 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9583 throws PackageManagerException { 9584 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9585 assertCodePolicy(pkg); 9586 } 9587 9588 if (pkg.applicationInfo.getCodePath() == null || 9589 pkg.applicationInfo.getResourcePath() == null) { 9590 // Bail out. The resource and code paths haven't been set. 9591 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9592 "Code and resource paths haven't been set correctly"); 9593 } 9594 9595 // Make sure we're not adding any bogus keyset info 9596 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9597 ksms.assertScannedPackageValid(pkg); 9598 9599 synchronized (mPackages) { 9600 // The special "android" package can only be defined once 9601 if (pkg.packageName.equals("android")) { 9602 if (mAndroidApplication != null) { 9603 Slog.w(TAG, "*************************************************"); 9604 Slog.w(TAG, "Core android package being redefined. Skipping."); 9605 Slog.w(TAG, " codePath=" + pkg.codePath); 9606 Slog.w(TAG, "*************************************************"); 9607 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9608 "Core android package being redefined. Skipping."); 9609 } 9610 } 9611 9612 // A package name must be unique; don't allow duplicates 9613 if (mPackages.containsKey(pkg.packageName)) { 9614 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9615 "Application package " + pkg.packageName 9616 + " already installed. Skipping duplicate."); 9617 } 9618 9619 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9620 // Static libs have a synthetic package name containing the version 9621 // but we still want the base name to be unique. 9622 if (mPackages.containsKey(pkg.manifestPackageName)) { 9623 throw new PackageManagerException( 9624 "Duplicate static shared lib provider package"); 9625 } 9626 9627 // Static shared libraries should have at least O target SDK 9628 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9629 throw new PackageManagerException( 9630 "Packages declaring static-shared libs must target O SDK or higher"); 9631 } 9632 9633 // Package declaring static a shared lib cannot be instant apps 9634 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9635 throw new PackageManagerException( 9636 "Packages declaring static-shared libs cannot be instant apps"); 9637 } 9638 9639 // Package declaring static a shared lib cannot be renamed since the package 9640 // name is synthetic and apps can't code around package manager internals. 9641 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9642 throw new PackageManagerException( 9643 "Packages declaring static-shared libs cannot be renamed"); 9644 } 9645 9646 // Package declaring static a shared lib cannot declare child packages 9647 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9648 throw new PackageManagerException( 9649 "Packages declaring static-shared libs cannot have child packages"); 9650 } 9651 9652 // Package declaring static a shared lib cannot declare dynamic libs 9653 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9654 throw new PackageManagerException( 9655 "Packages declaring static-shared libs cannot declare dynamic libs"); 9656 } 9657 9658 // Package declaring static a shared lib cannot declare shared users 9659 if (pkg.mSharedUserId != null) { 9660 throw new PackageManagerException( 9661 "Packages declaring static-shared libs cannot declare shared users"); 9662 } 9663 9664 // Static shared libs cannot declare activities 9665 if (!pkg.activities.isEmpty()) { 9666 throw new PackageManagerException( 9667 "Static shared libs cannot declare activities"); 9668 } 9669 9670 // Static shared libs cannot declare services 9671 if (!pkg.services.isEmpty()) { 9672 throw new PackageManagerException( 9673 "Static shared libs cannot declare services"); 9674 } 9675 9676 // Static shared libs cannot declare providers 9677 if (!pkg.providers.isEmpty()) { 9678 throw new PackageManagerException( 9679 "Static shared libs cannot declare content providers"); 9680 } 9681 9682 // Static shared libs cannot declare receivers 9683 if (!pkg.receivers.isEmpty()) { 9684 throw new PackageManagerException( 9685 "Static shared libs cannot declare broadcast receivers"); 9686 } 9687 9688 // Static shared libs cannot declare permission groups 9689 if (!pkg.permissionGroups.isEmpty()) { 9690 throw new PackageManagerException( 9691 "Static shared libs cannot declare permission groups"); 9692 } 9693 9694 // Static shared libs cannot declare permissions 9695 if (!pkg.permissions.isEmpty()) { 9696 throw new PackageManagerException( 9697 "Static shared libs cannot declare permissions"); 9698 } 9699 9700 // Static shared libs cannot declare protected broadcasts 9701 if (pkg.protectedBroadcasts != null) { 9702 throw new PackageManagerException( 9703 "Static shared libs cannot declare protected broadcasts"); 9704 } 9705 9706 // Static shared libs cannot be overlay targets 9707 if (pkg.mOverlayTarget != null) { 9708 throw new PackageManagerException( 9709 "Static shared libs cannot be overlay targets"); 9710 } 9711 9712 // The version codes must be ordered as lib versions 9713 int minVersionCode = Integer.MIN_VALUE; 9714 int maxVersionCode = Integer.MAX_VALUE; 9715 9716 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9717 pkg.staticSharedLibName); 9718 if (versionedLib != null) { 9719 final int versionCount = versionedLib.size(); 9720 for (int i = 0; i < versionCount; i++) { 9721 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9722 // TODO: We will change version code to long, so in the new API it is long 9723 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9724 .getVersionCode(); 9725 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9726 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9727 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9728 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9729 } else { 9730 minVersionCode = maxVersionCode = libVersionCode; 9731 break; 9732 } 9733 } 9734 } 9735 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9736 throw new PackageManagerException("Static shared" 9737 + " lib version codes must be ordered as lib versions"); 9738 } 9739 } 9740 9741 // Only privileged apps and updated privileged apps can add child packages. 9742 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9743 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9744 throw new PackageManagerException("Only privileged apps can add child " 9745 + "packages. Ignoring package " + pkg.packageName); 9746 } 9747 final int childCount = pkg.childPackages.size(); 9748 for (int i = 0; i < childCount; i++) { 9749 PackageParser.Package childPkg = pkg.childPackages.get(i); 9750 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9751 childPkg.packageName)) { 9752 throw new PackageManagerException("Can't override child of " 9753 + "another disabled app. Ignoring package " + pkg.packageName); 9754 } 9755 } 9756 } 9757 9758 // If we're only installing presumed-existing packages, require that the 9759 // scanned APK is both already known and at the path previously established 9760 // for it. Previously unknown packages we pick up normally, but if we have an 9761 // a priori expectation about this package's install presence, enforce it. 9762 // With a singular exception for new system packages. When an OTA contains 9763 // a new system package, we allow the codepath to change from a system location 9764 // to the user-installed location. If we don't allow this change, any newer, 9765 // user-installed version of the application will be ignored. 9766 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9767 if (mExpectingBetter.containsKey(pkg.packageName)) { 9768 logCriticalInfo(Log.WARN, 9769 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9770 } else { 9771 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9772 if (known != null) { 9773 if (DEBUG_PACKAGE_SCANNING) { 9774 Log.d(TAG, "Examining " + pkg.codePath 9775 + " and requiring known paths " + known.codePathString 9776 + " & " + known.resourcePathString); 9777 } 9778 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9779 || !pkg.applicationInfo.getResourcePath().equals( 9780 known.resourcePathString)) { 9781 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9782 "Application package " + pkg.packageName 9783 + " found at " + pkg.applicationInfo.getCodePath() 9784 + " but expected at " + known.codePathString 9785 + "; ignoring."); 9786 } 9787 } 9788 } 9789 } 9790 9791 // Verify that this new package doesn't have any content providers 9792 // that conflict with existing packages. Only do this if the 9793 // package isn't already installed, since we don't want to break 9794 // things that are installed. 9795 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9796 final int N = pkg.providers.size(); 9797 int i; 9798 for (i=0; i<N; i++) { 9799 PackageParser.Provider p = pkg.providers.get(i); 9800 if (p.info.authority != null) { 9801 String names[] = p.info.authority.split(";"); 9802 for (int j = 0; j < names.length; j++) { 9803 if (mProvidersByAuthority.containsKey(names[j])) { 9804 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9805 final String otherPackageName = 9806 ((other != null && other.getComponentName() != null) ? 9807 other.getComponentName().getPackageName() : "?"); 9808 throw new PackageManagerException( 9809 INSTALL_FAILED_CONFLICTING_PROVIDER, 9810 "Can't install because provider name " + names[j] 9811 + " (in package " + pkg.applicationInfo.packageName 9812 + ") is already used by " + otherPackageName); 9813 } 9814 } 9815 } 9816 } 9817 } 9818 } 9819 } 9820 9821 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9822 int type, String declaringPackageName, int declaringVersionCode) { 9823 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9824 if (versionedLib == null) { 9825 versionedLib = new SparseArray<>(); 9826 mSharedLibraries.put(name, versionedLib); 9827 if (type == SharedLibraryInfo.TYPE_STATIC) { 9828 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9829 } 9830 } else if (versionedLib.indexOfKey(version) >= 0) { 9831 return false; 9832 } 9833 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9834 version, type, declaringPackageName, declaringVersionCode); 9835 versionedLib.put(version, libEntry); 9836 return true; 9837 } 9838 9839 private boolean removeSharedLibraryLPw(String name, int version) { 9840 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9841 if (versionedLib == null) { 9842 return false; 9843 } 9844 final int libIdx = versionedLib.indexOfKey(version); 9845 if (libIdx < 0) { 9846 return false; 9847 } 9848 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9849 versionedLib.remove(version); 9850 if (versionedLib.size() <= 0) { 9851 mSharedLibraries.remove(name); 9852 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9853 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9854 .getPackageName()); 9855 } 9856 } 9857 return true; 9858 } 9859 9860 /** 9861 * Adds a scanned package to the system. When this method is finished, the package will 9862 * be available for query, resolution, etc... 9863 */ 9864 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9865 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9866 final String pkgName = pkg.packageName; 9867 if (mCustomResolverComponentName != null && 9868 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9869 setUpCustomResolverActivity(pkg); 9870 } 9871 9872 if (pkg.packageName.equals("android")) { 9873 synchronized (mPackages) { 9874 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9875 // Set up information for our fall-back user intent resolution activity. 9876 mPlatformPackage = pkg; 9877 pkg.mVersionCode = mSdkVersion; 9878 mAndroidApplication = pkg.applicationInfo; 9879 if (!mResolverReplaced) { 9880 mResolveActivity.applicationInfo = mAndroidApplication; 9881 mResolveActivity.name = ResolverActivity.class.getName(); 9882 mResolveActivity.packageName = mAndroidApplication.packageName; 9883 mResolveActivity.processName = "system:ui"; 9884 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9885 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9886 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9887 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9888 mResolveActivity.exported = true; 9889 mResolveActivity.enabled = true; 9890 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9891 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9892 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9893 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9894 | ActivityInfo.CONFIG_ORIENTATION 9895 | ActivityInfo.CONFIG_KEYBOARD 9896 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9897 mResolveInfo.activityInfo = mResolveActivity; 9898 mResolveInfo.priority = 0; 9899 mResolveInfo.preferredOrder = 0; 9900 mResolveInfo.match = 0; 9901 mResolveComponentName = new ComponentName( 9902 mAndroidApplication.packageName, mResolveActivity.name); 9903 } 9904 } 9905 } 9906 } 9907 9908 ArrayList<PackageParser.Package> clientLibPkgs = null; 9909 // writer 9910 synchronized (mPackages) { 9911 boolean hasStaticSharedLibs = false; 9912 9913 // Any app can add new static shared libraries 9914 if (pkg.staticSharedLibName != null) { 9915 // Static shared libs don't allow renaming as they have synthetic package 9916 // names to allow install of multiple versions, so use name from manifest. 9917 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9918 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9919 pkg.manifestPackageName, pkg.mVersionCode)) { 9920 hasStaticSharedLibs = true; 9921 } else { 9922 Slog.w(TAG, "Package " + pkg.packageName + " library " 9923 + pkg.staticSharedLibName + " already exists; skipping"); 9924 } 9925 // Static shared libs cannot be updated once installed since they 9926 // use synthetic package name which includes the version code, so 9927 // not need to update other packages's shared lib dependencies. 9928 } 9929 9930 if (!hasStaticSharedLibs 9931 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9932 // Only system apps can add new dynamic shared libraries. 9933 if (pkg.libraryNames != null) { 9934 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9935 String name = pkg.libraryNames.get(i); 9936 boolean allowed = false; 9937 if (pkg.isUpdatedSystemApp()) { 9938 // New library entries can only be added through the 9939 // system image. This is important to get rid of a lot 9940 // of nasty edge cases: for example if we allowed a non- 9941 // system update of the app to add a library, then uninstalling 9942 // the update would make the library go away, and assumptions 9943 // we made such as through app install filtering would now 9944 // have allowed apps on the device which aren't compatible 9945 // with it. Better to just have the restriction here, be 9946 // conservative, and create many fewer cases that can negatively 9947 // impact the user experience. 9948 final PackageSetting sysPs = mSettings 9949 .getDisabledSystemPkgLPr(pkg.packageName); 9950 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9951 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9952 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9953 allowed = true; 9954 break; 9955 } 9956 } 9957 } 9958 } else { 9959 allowed = true; 9960 } 9961 if (allowed) { 9962 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9963 SharedLibraryInfo.VERSION_UNDEFINED, 9964 SharedLibraryInfo.TYPE_DYNAMIC, 9965 pkg.packageName, pkg.mVersionCode)) { 9966 Slog.w(TAG, "Package " + pkg.packageName + " library " 9967 + name + " already exists; skipping"); 9968 } 9969 } else { 9970 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9971 + name + " that is not declared on system image; skipping"); 9972 } 9973 } 9974 9975 if ((scanFlags & SCAN_BOOTING) == 0) { 9976 // If we are not booting, we need to update any applications 9977 // that are clients of our shared library. If we are booting, 9978 // this will all be done once the scan is complete. 9979 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9980 } 9981 } 9982 } 9983 } 9984 9985 if ((scanFlags & SCAN_BOOTING) != 0) { 9986 // No apps can run during boot scan, so they don't need to be frozen 9987 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9988 // Caller asked to not kill app, so it's probably not frozen 9989 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9990 // Caller asked us to ignore frozen check for some reason; they 9991 // probably didn't know the package name 9992 } else { 9993 // We're doing major surgery on this package, so it better be frozen 9994 // right now to keep it from launching 9995 checkPackageFrozen(pkgName); 9996 } 9997 9998 // Also need to kill any apps that are dependent on the library. 9999 if (clientLibPkgs != null) { 10000 for (int i=0; i<clientLibPkgs.size(); i++) { 10001 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10002 killApplication(clientPkg.applicationInfo.packageName, 10003 clientPkg.applicationInfo.uid, "update lib"); 10004 } 10005 } 10006 10007 // writer 10008 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10009 10010 synchronized (mPackages) { 10011 // We don't expect installation to fail beyond this point 10012 10013 // Add the new setting to mSettings 10014 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10015 // Add the new setting to mPackages 10016 mPackages.put(pkg.applicationInfo.packageName, pkg); 10017 // Make sure we don't accidentally delete its data. 10018 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10019 while (iter.hasNext()) { 10020 PackageCleanItem item = iter.next(); 10021 if (pkgName.equals(item.packageName)) { 10022 iter.remove(); 10023 } 10024 } 10025 10026 // Add the package's KeySets to the global KeySetManagerService 10027 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10028 ksms.addScannedPackageLPw(pkg); 10029 10030 int N = pkg.providers.size(); 10031 StringBuilder r = null; 10032 int i; 10033 for (i=0; i<N; i++) { 10034 PackageParser.Provider p = pkg.providers.get(i); 10035 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10036 p.info.processName); 10037 mProviders.addProvider(p); 10038 p.syncable = p.info.isSyncable; 10039 if (p.info.authority != null) { 10040 String names[] = p.info.authority.split(";"); 10041 p.info.authority = null; 10042 for (int j = 0; j < names.length; j++) { 10043 if (j == 1 && p.syncable) { 10044 // We only want the first authority for a provider to possibly be 10045 // syncable, so if we already added this provider using a different 10046 // authority clear the syncable flag. We copy the provider before 10047 // changing it because the mProviders object contains a reference 10048 // to a provider that we don't want to change. 10049 // Only do this for the second authority since the resulting provider 10050 // object can be the same for all future authorities for this provider. 10051 p = new PackageParser.Provider(p); 10052 p.syncable = false; 10053 } 10054 if (!mProvidersByAuthority.containsKey(names[j])) { 10055 mProvidersByAuthority.put(names[j], p); 10056 if (p.info.authority == null) { 10057 p.info.authority = names[j]; 10058 } else { 10059 p.info.authority = p.info.authority + ";" + names[j]; 10060 } 10061 if (DEBUG_PACKAGE_SCANNING) { 10062 if (chatty) 10063 Log.d(TAG, "Registered content provider: " + names[j] 10064 + ", className = " + p.info.name + ", isSyncable = " 10065 + p.info.isSyncable); 10066 } 10067 } else { 10068 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10069 Slog.w(TAG, "Skipping provider name " + names[j] + 10070 " (in package " + pkg.applicationInfo.packageName + 10071 "): name already used by " 10072 + ((other != null && other.getComponentName() != null) 10073 ? other.getComponentName().getPackageName() : "?")); 10074 } 10075 } 10076 } 10077 if (chatty) { 10078 if (r == null) { 10079 r = new StringBuilder(256); 10080 } else { 10081 r.append(' '); 10082 } 10083 r.append(p.info.name); 10084 } 10085 } 10086 if (r != null) { 10087 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10088 } 10089 10090 N = pkg.services.size(); 10091 r = null; 10092 for (i=0; i<N; i++) { 10093 PackageParser.Service s = pkg.services.get(i); 10094 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10095 s.info.processName); 10096 mServices.addService(s); 10097 if (chatty) { 10098 if (r == null) { 10099 r = new StringBuilder(256); 10100 } else { 10101 r.append(' '); 10102 } 10103 r.append(s.info.name); 10104 } 10105 } 10106 if (r != null) { 10107 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10108 } 10109 10110 N = pkg.receivers.size(); 10111 r = null; 10112 for (i=0; i<N; i++) { 10113 PackageParser.Activity a = pkg.receivers.get(i); 10114 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10115 a.info.processName); 10116 mReceivers.addActivity(a, "receiver"); 10117 if (chatty) { 10118 if (r == null) { 10119 r = new StringBuilder(256); 10120 } else { 10121 r.append(' '); 10122 } 10123 r.append(a.info.name); 10124 } 10125 } 10126 if (r != null) { 10127 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10128 } 10129 10130 N = pkg.activities.size(); 10131 r = null; 10132 for (i=0; i<N; i++) { 10133 PackageParser.Activity a = pkg.activities.get(i); 10134 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10135 a.info.processName); 10136 mActivities.addActivity(a, "activity"); 10137 if (chatty) { 10138 if (r == null) { 10139 r = new StringBuilder(256); 10140 } else { 10141 r.append(' '); 10142 } 10143 r.append(a.info.name); 10144 } 10145 } 10146 if (r != null) { 10147 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10148 } 10149 10150 N = pkg.permissionGroups.size(); 10151 r = null; 10152 for (i=0; i<N; i++) { 10153 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10154 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10155 final String curPackageName = cur == null ? null : cur.info.packageName; 10156 // Dont allow ephemeral apps to define new permission groups. 10157 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10158 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10159 + pg.info.packageName 10160 + " ignored: instant apps cannot define new permission groups."); 10161 continue; 10162 } 10163 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10164 if (cur == null || isPackageUpdate) { 10165 mPermissionGroups.put(pg.info.name, pg); 10166 if (chatty) { 10167 if (r == null) { 10168 r = new StringBuilder(256); 10169 } else { 10170 r.append(' '); 10171 } 10172 if (isPackageUpdate) { 10173 r.append("UPD:"); 10174 } 10175 r.append(pg.info.name); 10176 } 10177 } else { 10178 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10179 + pg.info.packageName + " ignored: original from " 10180 + cur.info.packageName); 10181 if (chatty) { 10182 if (r == null) { 10183 r = new StringBuilder(256); 10184 } else { 10185 r.append(' '); 10186 } 10187 r.append("DUP:"); 10188 r.append(pg.info.name); 10189 } 10190 } 10191 } 10192 if (r != null) { 10193 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10194 } 10195 10196 N = pkg.permissions.size(); 10197 r = null; 10198 for (i=0; i<N; i++) { 10199 PackageParser.Permission p = pkg.permissions.get(i); 10200 10201 // Dont allow ephemeral apps to define new permissions. 10202 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10203 Slog.w(TAG, "Permission " + p.info.name + " from package " 10204 + p.info.packageName 10205 + " ignored: instant apps cannot define new permissions."); 10206 continue; 10207 } 10208 10209 // Assume by default that we did not install this permission into the system. 10210 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10211 10212 // Now that permission groups have a special meaning, we ignore permission 10213 // groups for legacy apps to prevent unexpected behavior. In particular, 10214 // permissions for one app being granted to someone just becase they happen 10215 // to be in a group defined by another app (before this had no implications). 10216 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10217 p.group = mPermissionGroups.get(p.info.group); 10218 // Warn for a permission in an unknown group. 10219 if (p.info.group != null && p.group == null) { 10220 Slog.w(TAG, "Permission " + p.info.name + " from package " 10221 + p.info.packageName + " in an unknown group " + p.info.group); 10222 } 10223 } 10224 10225 ArrayMap<String, BasePermission> permissionMap = 10226 p.tree ? mSettings.mPermissionTrees 10227 : mSettings.mPermissions; 10228 BasePermission bp = permissionMap.get(p.info.name); 10229 10230 // Allow system apps to redefine non-system permissions 10231 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10232 final boolean currentOwnerIsSystem = (bp.perm != null 10233 && isSystemApp(bp.perm.owner)); 10234 if (isSystemApp(p.owner)) { 10235 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10236 // It's a built-in permission and no owner, take ownership now 10237 bp.packageSetting = pkgSetting; 10238 bp.perm = p; 10239 bp.uid = pkg.applicationInfo.uid; 10240 bp.sourcePackage = p.info.packageName; 10241 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10242 } else if (!currentOwnerIsSystem) { 10243 String msg = "New decl " + p.owner + " of permission " 10244 + p.info.name + " is system; overriding " + bp.sourcePackage; 10245 reportSettingsProblem(Log.WARN, msg); 10246 bp = null; 10247 } 10248 } 10249 } 10250 10251 if (bp == null) { 10252 bp = new BasePermission(p.info.name, p.info.packageName, 10253 BasePermission.TYPE_NORMAL); 10254 permissionMap.put(p.info.name, bp); 10255 } 10256 10257 if (bp.perm == null) { 10258 if (bp.sourcePackage == null 10259 || bp.sourcePackage.equals(p.info.packageName)) { 10260 BasePermission tree = findPermissionTreeLP(p.info.name); 10261 if (tree == null 10262 || tree.sourcePackage.equals(p.info.packageName)) { 10263 bp.packageSetting = pkgSetting; 10264 bp.perm = p; 10265 bp.uid = pkg.applicationInfo.uid; 10266 bp.sourcePackage = p.info.packageName; 10267 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10268 if (chatty) { 10269 if (r == null) { 10270 r = new StringBuilder(256); 10271 } else { 10272 r.append(' '); 10273 } 10274 r.append(p.info.name); 10275 } 10276 } else { 10277 Slog.w(TAG, "Permission " + p.info.name + " from package " 10278 + p.info.packageName + " ignored: base tree " 10279 + tree.name + " is from package " 10280 + tree.sourcePackage); 10281 } 10282 } else { 10283 Slog.w(TAG, "Permission " + p.info.name + " from package " 10284 + p.info.packageName + " ignored: original from " 10285 + bp.sourcePackage); 10286 } 10287 } else if (chatty) { 10288 if (r == null) { 10289 r = new StringBuilder(256); 10290 } else { 10291 r.append(' '); 10292 } 10293 r.append("DUP:"); 10294 r.append(p.info.name); 10295 } 10296 if (bp.perm == p) { 10297 bp.protectionLevel = p.info.protectionLevel; 10298 } 10299 } 10300 10301 if (r != null) { 10302 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10303 } 10304 10305 N = pkg.instrumentation.size(); 10306 r = null; 10307 for (i=0; i<N; i++) { 10308 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10309 a.info.packageName = pkg.applicationInfo.packageName; 10310 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10311 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10312 a.info.splitNames = pkg.splitNames; 10313 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10314 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10315 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10316 a.info.dataDir = pkg.applicationInfo.dataDir; 10317 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10318 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10319 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10320 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10321 mInstrumentation.put(a.getComponentName(), a); 10322 if (chatty) { 10323 if (r == null) { 10324 r = new StringBuilder(256); 10325 } else { 10326 r.append(' '); 10327 } 10328 r.append(a.info.name); 10329 } 10330 } 10331 if (r != null) { 10332 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10333 } 10334 10335 if (pkg.protectedBroadcasts != null) { 10336 N = pkg.protectedBroadcasts.size(); 10337 for (i=0; i<N; i++) { 10338 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10339 } 10340 } 10341 } 10342 10343 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10344 } 10345 10346 /** 10347 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10348 * is derived purely on the basis of the contents of {@code scanFile} and 10349 * {@code cpuAbiOverride}. 10350 * 10351 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10352 */ 10353 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10354 String cpuAbiOverride, boolean extractLibs, 10355 File appLib32InstallDir) 10356 throws PackageManagerException { 10357 // Give ourselves some initial paths; we'll come back for another 10358 // pass once we've determined ABI below. 10359 setNativeLibraryPaths(pkg, appLib32InstallDir); 10360 10361 // We would never need to extract libs for forward-locked and external packages, 10362 // since the container service will do it for us. We shouldn't attempt to 10363 // extract libs from system app when it was not updated. 10364 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10365 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10366 extractLibs = false; 10367 } 10368 10369 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10370 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10371 10372 NativeLibraryHelper.Handle handle = null; 10373 try { 10374 handle = NativeLibraryHelper.Handle.create(pkg); 10375 // TODO(multiArch): This can be null for apps that didn't go through the 10376 // usual installation process. We can calculate it again, like we 10377 // do during install time. 10378 // 10379 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10380 // unnecessary. 10381 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10382 10383 // Null out the abis so that they can be recalculated. 10384 pkg.applicationInfo.primaryCpuAbi = null; 10385 pkg.applicationInfo.secondaryCpuAbi = null; 10386 if (isMultiArch(pkg.applicationInfo)) { 10387 // Warn if we've set an abiOverride for multi-lib packages.. 10388 // By definition, we need to copy both 32 and 64 bit libraries for 10389 // such packages. 10390 if (pkg.cpuAbiOverride != null 10391 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10392 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10393 } 10394 10395 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10396 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10397 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10398 if (extractLibs) { 10399 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10400 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10401 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10402 useIsaSpecificSubdirs); 10403 } else { 10404 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10405 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10406 } 10407 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10408 } 10409 10410 maybeThrowExceptionForMultiArchCopy( 10411 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10412 10413 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10414 if (extractLibs) { 10415 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10416 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10417 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10418 useIsaSpecificSubdirs); 10419 } else { 10420 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10421 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10422 } 10423 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10424 } 10425 10426 maybeThrowExceptionForMultiArchCopy( 10427 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10428 10429 if (abi64 >= 0) { 10430 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10431 } 10432 10433 if (abi32 >= 0) { 10434 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10435 if (abi64 >= 0) { 10436 if (pkg.use32bitAbi) { 10437 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10438 pkg.applicationInfo.primaryCpuAbi = abi; 10439 } else { 10440 pkg.applicationInfo.secondaryCpuAbi = abi; 10441 } 10442 } else { 10443 pkg.applicationInfo.primaryCpuAbi = abi; 10444 } 10445 } 10446 10447 } else { 10448 String[] abiList = (cpuAbiOverride != null) ? 10449 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10450 10451 // Enable gross and lame hacks for apps that are built with old 10452 // SDK tools. We must scan their APKs for renderscript bitcode and 10453 // not launch them if it's present. Don't bother checking on devices 10454 // that don't have 64 bit support. 10455 boolean needsRenderScriptOverride = false; 10456 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10457 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10458 abiList = Build.SUPPORTED_32_BIT_ABIS; 10459 needsRenderScriptOverride = true; 10460 } 10461 10462 final int copyRet; 10463 if (extractLibs) { 10464 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10465 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10466 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10467 } else { 10468 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10469 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10470 } 10471 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10472 10473 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10474 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10475 "Error unpackaging native libs for app, errorCode=" + copyRet); 10476 } 10477 10478 if (copyRet >= 0) { 10479 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10480 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10481 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10482 } else if (needsRenderScriptOverride) { 10483 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10484 } 10485 } 10486 } catch (IOException ioe) { 10487 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10488 } finally { 10489 IoUtils.closeQuietly(handle); 10490 } 10491 10492 // Now that we've calculated the ABIs and determined if it's an internal app, 10493 // we will go ahead and populate the nativeLibraryPath. 10494 setNativeLibraryPaths(pkg, appLib32InstallDir); 10495 } 10496 10497 /** 10498 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10499 * i.e, so that all packages can be run inside a single process if required. 10500 * 10501 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10502 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10503 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10504 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10505 * updating a package that belongs to a shared user. 10506 * 10507 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10508 * adds unnecessary complexity. 10509 */ 10510 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10511 PackageParser.Package scannedPackage) { 10512 String requiredInstructionSet = null; 10513 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10514 requiredInstructionSet = VMRuntime.getInstructionSet( 10515 scannedPackage.applicationInfo.primaryCpuAbi); 10516 } 10517 10518 PackageSetting requirer = null; 10519 for (PackageSetting ps : packagesForUser) { 10520 // If packagesForUser contains scannedPackage, we skip it. This will happen 10521 // when scannedPackage is an update of an existing package. Without this check, 10522 // we will never be able to change the ABI of any package belonging to a shared 10523 // user, even if it's compatible with other packages. 10524 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10525 if (ps.primaryCpuAbiString == null) { 10526 continue; 10527 } 10528 10529 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10530 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10531 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10532 // this but there's not much we can do. 10533 String errorMessage = "Instruction set mismatch, " 10534 + ((requirer == null) ? "[caller]" : requirer) 10535 + " requires " + requiredInstructionSet + " whereas " + ps 10536 + " requires " + instructionSet; 10537 Slog.w(TAG, errorMessage); 10538 } 10539 10540 if (requiredInstructionSet == null) { 10541 requiredInstructionSet = instructionSet; 10542 requirer = ps; 10543 } 10544 } 10545 } 10546 10547 if (requiredInstructionSet != null) { 10548 String adjustedAbi; 10549 if (requirer != null) { 10550 // requirer != null implies that either scannedPackage was null or that scannedPackage 10551 // did not require an ABI, in which case we have to adjust scannedPackage to match 10552 // the ABI of the set (which is the same as requirer's ABI) 10553 adjustedAbi = requirer.primaryCpuAbiString; 10554 if (scannedPackage != null) { 10555 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10556 } 10557 } else { 10558 // requirer == null implies that we're updating all ABIs in the set to 10559 // match scannedPackage. 10560 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10561 } 10562 10563 for (PackageSetting ps : packagesForUser) { 10564 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10565 if (ps.primaryCpuAbiString != null) { 10566 continue; 10567 } 10568 10569 ps.primaryCpuAbiString = adjustedAbi; 10570 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10571 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10572 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10573 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10574 + " (requirer=" 10575 + (requirer != null ? requirer.pkg : "null") 10576 + ", scannedPackage=" 10577 + (scannedPackage != null ? scannedPackage : "null") 10578 + ")"); 10579 try { 10580 mInstaller.rmdex(ps.codePathString, 10581 getDexCodeInstructionSet(getPreferredInstructionSet())); 10582 } catch (InstallerException ignored) { 10583 } 10584 } 10585 } 10586 } 10587 } 10588 } 10589 10590 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10591 synchronized (mPackages) { 10592 mResolverReplaced = true; 10593 // Set up information for custom user intent resolution activity. 10594 mResolveActivity.applicationInfo = pkg.applicationInfo; 10595 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10596 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10597 mResolveActivity.processName = pkg.applicationInfo.packageName; 10598 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10599 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10600 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10601 mResolveActivity.theme = 0; 10602 mResolveActivity.exported = true; 10603 mResolveActivity.enabled = true; 10604 mResolveInfo.activityInfo = mResolveActivity; 10605 mResolveInfo.priority = 0; 10606 mResolveInfo.preferredOrder = 0; 10607 mResolveInfo.match = 0; 10608 mResolveComponentName = mCustomResolverComponentName; 10609 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10610 mResolveComponentName); 10611 } 10612 } 10613 10614 private void setUpInstantAppInstallerActivityLP(ComponentName installerComponent) { 10615 if (installerComponent == null) { 10616 if (DEBUG_EPHEMERAL) { 10617 Slog.d(TAG, "Clear ephemeral installer activity"); 10618 } 10619 mInstantAppInstallerActivity.applicationInfo = null; 10620 return; 10621 } 10622 10623 if (DEBUG_EPHEMERAL) { 10624 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10625 } 10626 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10627 // Set up information for ephemeral installer activity 10628 mInstantAppInstallerActivity.applicationInfo = pkg.applicationInfo; 10629 mInstantAppInstallerActivity.name = installerComponent.getClassName(); 10630 mInstantAppInstallerActivity.packageName = pkg.applicationInfo.packageName; 10631 mInstantAppInstallerActivity.processName = pkg.applicationInfo.packageName; 10632 mInstantAppInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10633 mInstantAppInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10634 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10635 mInstantAppInstallerActivity.theme = 0; 10636 mInstantAppInstallerActivity.exported = true; 10637 mInstantAppInstallerActivity.enabled = true; 10638 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10639 mInstantAppInstallerInfo.priority = 0; 10640 mInstantAppInstallerInfo.preferredOrder = 1; 10641 mInstantAppInstallerInfo.isDefault = true; 10642 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10643 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10644 } 10645 10646 private static String calculateBundledApkRoot(final String codePathString) { 10647 final File codePath = new File(codePathString); 10648 final File codeRoot; 10649 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10650 codeRoot = Environment.getRootDirectory(); 10651 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10652 codeRoot = Environment.getOemDirectory(); 10653 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10654 codeRoot = Environment.getVendorDirectory(); 10655 } else { 10656 // Unrecognized code path; take its top real segment as the apk root: 10657 // e.g. /something/app/blah.apk => /something 10658 try { 10659 File f = codePath.getCanonicalFile(); 10660 File parent = f.getParentFile(); // non-null because codePath is a file 10661 File tmp; 10662 while ((tmp = parent.getParentFile()) != null) { 10663 f = parent; 10664 parent = tmp; 10665 } 10666 codeRoot = f; 10667 Slog.w(TAG, "Unrecognized code path " 10668 + codePath + " - using " + codeRoot); 10669 } catch (IOException e) { 10670 // Can't canonicalize the code path -- shenanigans? 10671 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10672 return Environment.getRootDirectory().getPath(); 10673 } 10674 } 10675 return codeRoot.getPath(); 10676 } 10677 10678 /** 10679 * Derive and set the location of native libraries for the given package, 10680 * which varies depending on where and how the package was installed. 10681 */ 10682 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10683 final ApplicationInfo info = pkg.applicationInfo; 10684 final String codePath = pkg.codePath; 10685 final File codeFile = new File(codePath); 10686 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10687 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10688 10689 info.nativeLibraryRootDir = null; 10690 info.nativeLibraryRootRequiresIsa = false; 10691 info.nativeLibraryDir = null; 10692 info.secondaryNativeLibraryDir = null; 10693 10694 if (isApkFile(codeFile)) { 10695 // Monolithic install 10696 if (bundledApp) { 10697 // If "/system/lib64/apkname" exists, assume that is the per-package 10698 // native library directory to use; otherwise use "/system/lib/apkname". 10699 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10700 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10701 getPrimaryInstructionSet(info)); 10702 10703 // This is a bundled system app so choose the path based on the ABI. 10704 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10705 // is just the default path. 10706 final String apkName = deriveCodePathName(codePath); 10707 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10708 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10709 apkName).getAbsolutePath(); 10710 10711 if (info.secondaryCpuAbi != null) { 10712 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10713 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10714 secondaryLibDir, apkName).getAbsolutePath(); 10715 } 10716 } else if (asecApp) { 10717 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10718 .getAbsolutePath(); 10719 } else { 10720 final String apkName = deriveCodePathName(codePath); 10721 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10722 .getAbsolutePath(); 10723 } 10724 10725 info.nativeLibraryRootRequiresIsa = false; 10726 info.nativeLibraryDir = info.nativeLibraryRootDir; 10727 } else { 10728 // Cluster install 10729 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10730 info.nativeLibraryRootRequiresIsa = true; 10731 10732 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10733 getPrimaryInstructionSet(info)).getAbsolutePath(); 10734 10735 if (info.secondaryCpuAbi != null) { 10736 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10737 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10738 } 10739 } 10740 } 10741 10742 /** 10743 * Calculate the abis and roots for a bundled app. These can uniquely 10744 * be determined from the contents of the system partition, i.e whether 10745 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10746 * of this information, and instead assume that the system was built 10747 * sensibly. 10748 */ 10749 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10750 PackageSetting pkgSetting) { 10751 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10752 10753 // If "/system/lib64/apkname" exists, assume that is the per-package 10754 // native library directory to use; otherwise use "/system/lib/apkname". 10755 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10756 setBundledAppAbi(pkg, apkRoot, apkName); 10757 // pkgSetting might be null during rescan following uninstall of updates 10758 // to a bundled app, so accommodate that possibility. The settings in 10759 // that case will be established later from the parsed package. 10760 // 10761 // If the settings aren't null, sync them up with what we've just derived. 10762 // note that apkRoot isn't stored in the package settings. 10763 if (pkgSetting != null) { 10764 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10765 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10766 } 10767 } 10768 10769 /** 10770 * Deduces the ABI of a bundled app and sets the relevant fields on the 10771 * parsed pkg object. 10772 * 10773 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10774 * under which system libraries are installed. 10775 * @param apkName the name of the installed package. 10776 */ 10777 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10778 final File codeFile = new File(pkg.codePath); 10779 10780 final boolean has64BitLibs; 10781 final boolean has32BitLibs; 10782 if (isApkFile(codeFile)) { 10783 // Monolithic install 10784 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10785 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10786 } else { 10787 // Cluster install 10788 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10789 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10790 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10791 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10792 has64BitLibs = (new File(rootDir, isa)).exists(); 10793 } else { 10794 has64BitLibs = false; 10795 } 10796 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10797 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10798 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10799 has32BitLibs = (new File(rootDir, isa)).exists(); 10800 } else { 10801 has32BitLibs = false; 10802 } 10803 } 10804 10805 if (has64BitLibs && !has32BitLibs) { 10806 // The package has 64 bit libs, but not 32 bit libs. Its primary 10807 // ABI should be 64 bit. We can safely assume here that the bundled 10808 // native libraries correspond to the most preferred ABI in the list. 10809 10810 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10811 pkg.applicationInfo.secondaryCpuAbi = null; 10812 } else if (has32BitLibs && !has64BitLibs) { 10813 // The package has 32 bit libs but not 64 bit libs. Its primary 10814 // ABI should be 32 bit. 10815 10816 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10817 pkg.applicationInfo.secondaryCpuAbi = null; 10818 } else if (has32BitLibs && has64BitLibs) { 10819 // The application has both 64 and 32 bit bundled libraries. We check 10820 // here that the app declares multiArch support, and warn if it doesn't. 10821 // 10822 // We will be lenient here and record both ABIs. The primary will be the 10823 // ABI that's higher on the list, i.e, a device that's configured to prefer 10824 // 64 bit apps will see a 64 bit primary ABI, 10825 10826 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10827 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10828 } 10829 10830 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10831 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10832 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10833 } else { 10834 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10835 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10836 } 10837 } else { 10838 pkg.applicationInfo.primaryCpuAbi = null; 10839 pkg.applicationInfo.secondaryCpuAbi = null; 10840 } 10841 } 10842 10843 private void killApplication(String pkgName, int appId, String reason) { 10844 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10845 } 10846 10847 private void killApplication(String pkgName, int appId, int userId, String reason) { 10848 // Request the ActivityManager to kill the process(only for existing packages) 10849 // so that we do not end up in a confused state while the user is still using the older 10850 // version of the application while the new one gets installed. 10851 final long token = Binder.clearCallingIdentity(); 10852 try { 10853 IActivityManager am = ActivityManager.getService(); 10854 if (am != null) { 10855 try { 10856 am.killApplication(pkgName, appId, userId, reason); 10857 } catch (RemoteException e) { 10858 } 10859 } 10860 } finally { 10861 Binder.restoreCallingIdentity(token); 10862 } 10863 } 10864 10865 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10866 // Remove the parent package setting 10867 PackageSetting ps = (PackageSetting) pkg.mExtras; 10868 if (ps != null) { 10869 removePackageLI(ps, chatty); 10870 } 10871 // Remove the child package setting 10872 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10873 for (int i = 0; i < childCount; i++) { 10874 PackageParser.Package childPkg = pkg.childPackages.get(i); 10875 ps = (PackageSetting) childPkg.mExtras; 10876 if (ps != null) { 10877 removePackageLI(ps, chatty); 10878 } 10879 } 10880 } 10881 10882 void removePackageLI(PackageSetting ps, boolean chatty) { 10883 if (DEBUG_INSTALL) { 10884 if (chatty) 10885 Log.d(TAG, "Removing package " + ps.name); 10886 } 10887 10888 // writer 10889 synchronized (mPackages) { 10890 mPackages.remove(ps.name); 10891 final PackageParser.Package pkg = ps.pkg; 10892 if (pkg != null) { 10893 cleanPackageDataStructuresLILPw(pkg, chatty); 10894 } 10895 } 10896 } 10897 10898 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10899 if (DEBUG_INSTALL) { 10900 if (chatty) 10901 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10902 } 10903 10904 // writer 10905 synchronized (mPackages) { 10906 // Remove the parent package 10907 mPackages.remove(pkg.applicationInfo.packageName); 10908 cleanPackageDataStructuresLILPw(pkg, chatty); 10909 10910 // Remove the child packages 10911 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10912 for (int i = 0; i < childCount; i++) { 10913 PackageParser.Package childPkg = pkg.childPackages.get(i); 10914 mPackages.remove(childPkg.applicationInfo.packageName); 10915 cleanPackageDataStructuresLILPw(childPkg, chatty); 10916 } 10917 } 10918 } 10919 10920 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10921 int N = pkg.providers.size(); 10922 StringBuilder r = null; 10923 int i; 10924 for (i=0; i<N; i++) { 10925 PackageParser.Provider p = pkg.providers.get(i); 10926 mProviders.removeProvider(p); 10927 if (p.info.authority == null) { 10928 10929 /* There was another ContentProvider with this authority when 10930 * this app was installed so this authority is null, 10931 * Ignore it as we don't have to unregister the provider. 10932 */ 10933 continue; 10934 } 10935 String names[] = p.info.authority.split(";"); 10936 for (int j = 0; j < names.length; j++) { 10937 if (mProvidersByAuthority.get(names[j]) == p) { 10938 mProvidersByAuthority.remove(names[j]); 10939 if (DEBUG_REMOVE) { 10940 if (chatty) 10941 Log.d(TAG, "Unregistered content provider: " + names[j] 10942 + ", className = " + p.info.name + ", isSyncable = " 10943 + p.info.isSyncable); 10944 } 10945 } 10946 } 10947 if (DEBUG_REMOVE && chatty) { 10948 if (r == null) { 10949 r = new StringBuilder(256); 10950 } else { 10951 r.append(' '); 10952 } 10953 r.append(p.info.name); 10954 } 10955 } 10956 if (r != null) { 10957 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10958 } 10959 10960 N = pkg.services.size(); 10961 r = null; 10962 for (i=0; i<N; i++) { 10963 PackageParser.Service s = pkg.services.get(i); 10964 mServices.removeService(s); 10965 if (chatty) { 10966 if (r == null) { 10967 r = new StringBuilder(256); 10968 } else { 10969 r.append(' '); 10970 } 10971 r.append(s.info.name); 10972 } 10973 } 10974 if (r != null) { 10975 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10976 } 10977 10978 N = pkg.receivers.size(); 10979 r = null; 10980 for (i=0; i<N; i++) { 10981 PackageParser.Activity a = pkg.receivers.get(i); 10982 mReceivers.removeActivity(a, "receiver"); 10983 if (DEBUG_REMOVE && chatty) { 10984 if (r == null) { 10985 r = new StringBuilder(256); 10986 } else { 10987 r.append(' '); 10988 } 10989 r.append(a.info.name); 10990 } 10991 } 10992 if (r != null) { 10993 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10994 } 10995 10996 N = pkg.activities.size(); 10997 r = null; 10998 for (i=0; i<N; i++) { 10999 PackageParser.Activity a = pkg.activities.get(i); 11000 mActivities.removeActivity(a, "activity"); 11001 if (DEBUG_REMOVE && chatty) { 11002 if (r == null) { 11003 r = new StringBuilder(256); 11004 } else { 11005 r.append(' '); 11006 } 11007 r.append(a.info.name); 11008 } 11009 } 11010 if (r != null) { 11011 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11012 } 11013 11014 N = pkg.permissions.size(); 11015 r = null; 11016 for (i=0; i<N; i++) { 11017 PackageParser.Permission p = pkg.permissions.get(i); 11018 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11019 if (bp == null) { 11020 bp = mSettings.mPermissionTrees.get(p.info.name); 11021 } 11022 if (bp != null && bp.perm == p) { 11023 bp.perm = null; 11024 if (DEBUG_REMOVE && chatty) { 11025 if (r == null) { 11026 r = new StringBuilder(256); 11027 } else { 11028 r.append(' '); 11029 } 11030 r.append(p.info.name); 11031 } 11032 } 11033 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11034 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11035 if (appOpPkgs != null) { 11036 appOpPkgs.remove(pkg.packageName); 11037 } 11038 } 11039 } 11040 if (r != null) { 11041 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11042 } 11043 11044 N = pkg.requestedPermissions.size(); 11045 r = null; 11046 for (i=0; i<N; i++) { 11047 String perm = pkg.requestedPermissions.get(i); 11048 BasePermission bp = mSettings.mPermissions.get(perm); 11049 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11050 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11051 if (appOpPkgs != null) { 11052 appOpPkgs.remove(pkg.packageName); 11053 if (appOpPkgs.isEmpty()) { 11054 mAppOpPermissionPackages.remove(perm); 11055 } 11056 } 11057 } 11058 } 11059 if (r != null) { 11060 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11061 } 11062 11063 N = pkg.instrumentation.size(); 11064 r = null; 11065 for (i=0; i<N; i++) { 11066 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11067 mInstrumentation.remove(a.getComponentName()); 11068 if (DEBUG_REMOVE && chatty) { 11069 if (r == null) { 11070 r = new StringBuilder(256); 11071 } else { 11072 r.append(' '); 11073 } 11074 r.append(a.info.name); 11075 } 11076 } 11077 if (r != null) { 11078 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11079 } 11080 11081 r = null; 11082 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11083 // Only system apps can hold shared libraries. 11084 if (pkg.libraryNames != null) { 11085 for (i = 0; i < pkg.libraryNames.size(); i++) { 11086 String name = pkg.libraryNames.get(i); 11087 if (removeSharedLibraryLPw(name, 0)) { 11088 if (DEBUG_REMOVE && chatty) { 11089 if (r == null) { 11090 r = new StringBuilder(256); 11091 } else { 11092 r.append(' '); 11093 } 11094 r.append(name); 11095 } 11096 } 11097 } 11098 } 11099 } 11100 11101 r = null; 11102 11103 // Any package can hold static shared libraries. 11104 if (pkg.staticSharedLibName != null) { 11105 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11106 if (DEBUG_REMOVE && chatty) { 11107 if (r == null) { 11108 r = new StringBuilder(256); 11109 } else { 11110 r.append(' '); 11111 } 11112 r.append(pkg.staticSharedLibName); 11113 } 11114 } 11115 } 11116 11117 if (r != null) { 11118 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11119 } 11120 } 11121 11122 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11123 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11124 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11125 return true; 11126 } 11127 } 11128 return false; 11129 } 11130 11131 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11132 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11133 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11134 11135 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11136 // Update the parent permissions 11137 updatePermissionsLPw(pkg.packageName, pkg, flags); 11138 // Update the child permissions 11139 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11140 for (int i = 0; i < childCount; i++) { 11141 PackageParser.Package childPkg = pkg.childPackages.get(i); 11142 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11143 } 11144 } 11145 11146 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11147 int flags) { 11148 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11149 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11150 } 11151 11152 private void updatePermissionsLPw(String changingPkg, 11153 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11154 // Make sure there are no dangling permission trees. 11155 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11156 while (it.hasNext()) { 11157 final BasePermission bp = it.next(); 11158 if (bp.packageSetting == null) { 11159 // We may not yet have parsed the package, so just see if 11160 // we still know about its settings. 11161 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11162 } 11163 if (bp.packageSetting == null) { 11164 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11165 + " from package " + bp.sourcePackage); 11166 it.remove(); 11167 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11168 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11169 Slog.i(TAG, "Removing old permission tree: " + bp.name 11170 + " from package " + bp.sourcePackage); 11171 flags |= UPDATE_PERMISSIONS_ALL; 11172 it.remove(); 11173 } 11174 } 11175 } 11176 11177 // Make sure all dynamic permissions have been assigned to a package, 11178 // and make sure there are no dangling permissions. 11179 it = mSettings.mPermissions.values().iterator(); 11180 while (it.hasNext()) { 11181 final BasePermission bp = it.next(); 11182 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11183 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11184 + bp.name + " pkg=" + bp.sourcePackage 11185 + " info=" + bp.pendingInfo); 11186 if (bp.packageSetting == null && bp.pendingInfo != null) { 11187 final BasePermission tree = findPermissionTreeLP(bp.name); 11188 if (tree != null && tree.perm != null) { 11189 bp.packageSetting = tree.packageSetting; 11190 bp.perm = new PackageParser.Permission(tree.perm.owner, 11191 new PermissionInfo(bp.pendingInfo)); 11192 bp.perm.info.packageName = tree.perm.info.packageName; 11193 bp.perm.info.name = bp.name; 11194 bp.uid = tree.uid; 11195 } 11196 } 11197 } 11198 if (bp.packageSetting == null) { 11199 // We may not yet have parsed the package, so just see if 11200 // we still know about its settings. 11201 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11202 } 11203 if (bp.packageSetting == null) { 11204 Slog.w(TAG, "Removing dangling permission: " + bp.name 11205 + " from package " + bp.sourcePackage); 11206 it.remove(); 11207 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11208 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11209 Slog.i(TAG, "Removing old permission: " + bp.name 11210 + " from package " + bp.sourcePackage); 11211 flags |= UPDATE_PERMISSIONS_ALL; 11212 it.remove(); 11213 } 11214 } 11215 } 11216 11217 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11218 // Now update the permissions for all packages, in particular 11219 // replace the granted permissions of the system packages. 11220 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11221 for (PackageParser.Package pkg : mPackages.values()) { 11222 if (pkg != pkgInfo) { 11223 // Only replace for packages on requested volume 11224 final String volumeUuid = getVolumeUuidForPackage(pkg); 11225 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11226 && Objects.equals(replaceVolumeUuid, volumeUuid); 11227 grantPermissionsLPw(pkg, replace, changingPkg); 11228 } 11229 } 11230 } 11231 11232 if (pkgInfo != null) { 11233 // Only replace for packages on requested volume 11234 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11235 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11236 && Objects.equals(replaceVolumeUuid, volumeUuid); 11237 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11238 } 11239 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11240 } 11241 11242 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11243 String packageOfInterest) { 11244 // IMPORTANT: There are two types of permissions: install and runtime. 11245 // Install time permissions are granted when the app is installed to 11246 // all device users and users added in the future. Runtime permissions 11247 // are granted at runtime explicitly to specific users. Normal and signature 11248 // protected permissions are install time permissions. Dangerous permissions 11249 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11250 // otherwise they are runtime permissions. This function does not manage 11251 // runtime permissions except for the case an app targeting Lollipop MR1 11252 // being upgraded to target a newer SDK, in which case dangerous permissions 11253 // are transformed from install time to runtime ones. 11254 11255 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11256 if (ps == null) { 11257 return; 11258 } 11259 11260 PermissionsState permissionsState = ps.getPermissionsState(); 11261 PermissionsState origPermissions = permissionsState; 11262 11263 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11264 11265 boolean runtimePermissionsRevoked = false; 11266 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11267 11268 boolean changedInstallPermission = false; 11269 11270 if (replace) { 11271 ps.installPermissionsFixed = false; 11272 if (!ps.isSharedUser()) { 11273 origPermissions = new PermissionsState(permissionsState); 11274 permissionsState.reset(); 11275 } else { 11276 // We need to know only about runtime permission changes since the 11277 // calling code always writes the install permissions state but 11278 // the runtime ones are written only if changed. The only cases of 11279 // changed runtime permissions here are promotion of an install to 11280 // runtime and revocation of a runtime from a shared user. 11281 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11282 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11283 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11284 runtimePermissionsRevoked = true; 11285 } 11286 } 11287 } 11288 11289 permissionsState.setGlobalGids(mGlobalGids); 11290 11291 final int N = pkg.requestedPermissions.size(); 11292 for (int i=0; i<N; i++) { 11293 final String name = pkg.requestedPermissions.get(i); 11294 final BasePermission bp = mSettings.mPermissions.get(name); 11295 11296 if (DEBUG_INSTALL) { 11297 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11298 } 11299 11300 if (bp == null || bp.packageSetting == null) { 11301 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11302 Slog.w(TAG, "Unknown permission " + name 11303 + " in package " + pkg.packageName); 11304 } 11305 continue; 11306 } 11307 11308 11309 // Limit ephemeral apps to ephemeral allowed permissions. 11310 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11311 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11312 + pkg.packageName); 11313 continue; 11314 } 11315 11316 final String perm = bp.name; 11317 boolean allowedSig = false; 11318 int grant = GRANT_DENIED; 11319 11320 // Keep track of app op permissions. 11321 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11322 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11323 if (pkgs == null) { 11324 pkgs = new ArraySet<>(); 11325 mAppOpPermissionPackages.put(bp.name, pkgs); 11326 } 11327 pkgs.add(pkg.packageName); 11328 } 11329 11330 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11331 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11332 >= Build.VERSION_CODES.M; 11333 switch (level) { 11334 case PermissionInfo.PROTECTION_NORMAL: { 11335 // For all apps normal permissions are install time ones. 11336 grant = GRANT_INSTALL; 11337 } break; 11338 11339 case PermissionInfo.PROTECTION_DANGEROUS: { 11340 // If a permission review is required for legacy apps we represent 11341 // their permissions as always granted runtime ones since we need 11342 // to keep the review required permission flag per user while an 11343 // install permission's state is shared across all users. 11344 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11345 // For legacy apps dangerous permissions are install time ones. 11346 grant = GRANT_INSTALL; 11347 } else if (origPermissions.hasInstallPermission(bp.name)) { 11348 // For legacy apps that became modern, install becomes runtime. 11349 grant = GRANT_UPGRADE; 11350 } else if (mPromoteSystemApps 11351 && isSystemApp(ps) 11352 && mExistingSystemPackages.contains(ps.name)) { 11353 // For legacy system apps, install becomes runtime. 11354 // We cannot check hasInstallPermission() for system apps since those 11355 // permissions were granted implicitly and not persisted pre-M. 11356 grant = GRANT_UPGRADE; 11357 } else { 11358 // For modern apps keep runtime permissions unchanged. 11359 grant = GRANT_RUNTIME; 11360 } 11361 } break; 11362 11363 case PermissionInfo.PROTECTION_SIGNATURE: { 11364 // For all apps signature permissions are install time ones. 11365 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11366 if (allowedSig) { 11367 grant = GRANT_INSTALL; 11368 } 11369 } break; 11370 } 11371 11372 if (DEBUG_INSTALL) { 11373 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11374 } 11375 11376 if (grant != GRANT_DENIED) { 11377 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11378 // If this is an existing, non-system package, then 11379 // we can't add any new permissions to it. 11380 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11381 // Except... if this is a permission that was added 11382 // to the platform (note: need to only do this when 11383 // updating the platform). 11384 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11385 grant = GRANT_DENIED; 11386 } 11387 } 11388 } 11389 11390 switch (grant) { 11391 case GRANT_INSTALL: { 11392 // Revoke this as runtime permission to handle the case of 11393 // a runtime permission being downgraded to an install one. 11394 // Also in permission review mode we keep dangerous permissions 11395 // for legacy apps 11396 for (int userId : UserManagerService.getInstance().getUserIds()) { 11397 if (origPermissions.getRuntimePermissionState( 11398 bp.name, userId) != null) { 11399 // Revoke the runtime permission and clear the flags. 11400 origPermissions.revokeRuntimePermission(bp, userId); 11401 origPermissions.updatePermissionFlags(bp, userId, 11402 PackageManager.MASK_PERMISSION_FLAGS, 0); 11403 // If we revoked a permission permission, we have to write. 11404 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11405 changedRuntimePermissionUserIds, userId); 11406 } 11407 } 11408 // Grant an install permission. 11409 if (permissionsState.grantInstallPermission(bp) != 11410 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11411 changedInstallPermission = true; 11412 } 11413 } break; 11414 11415 case GRANT_RUNTIME: { 11416 // Grant previously granted runtime permissions. 11417 for (int userId : UserManagerService.getInstance().getUserIds()) { 11418 PermissionState permissionState = origPermissions 11419 .getRuntimePermissionState(bp.name, userId); 11420 int flags = permissionState != null 11421 ? permissionState.getFlags() : 0; 11422 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11423 // Don't propagate the permission in a permission review mode if 11424 // the former was revoked, i.e. marked to not propagate on upgrade. 11425 // Note that in a permission review mode install permissions are 11426 // represented as constantly granted runtime ones since we need to 11427 // keep a per user state associated with the permission. Also the 11428 // revoke on upgrade flag is no longer applicable and is reset. 11429 final boolean revokeOnUpgrade = (flags & PackageManager 11430 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11431 if (revokeOnUpgrade) { 11432 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11433 // Since we changed the flags, we have to write. 11434 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11435 changedRuntimePermissionUserIds, userId); 11436 } 11437 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11438 if (permissionsState.grantRuntimePermission(bp, userId) == 11439 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11440 // If we cannot put the permission as it was, 11441 // we have to write. 11442 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11443 changedRuntimePermissionUserIds, userId); 11444 } 11445 } 11446 11447 // If the app supports runtime permissions no need for a review. 11448 if (mPermissionReviewRequired 11449 && appSupportsRuntimePermissions 11450 && (flags & PackageManager 11451 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11452 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11453 // Since we changed the flags, we have to write. 11454 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11455 changedRuntimePermissionUserIds, userId); 11456 } 11457 } else if (mPermissionReviewRequired 11458 && !appSupportsRuntimePermissions) { 11459 // For legacy apps that need a permission review, every new 11460 // runtime permission is granted but it is pending a review. 11461 // We also need to review only platform defined runtime 11462 // permissions as these are the only ones the platform knows 11463 // how to disable the API to simulate revocation as legacy 11464 // apps don't expect to run with revoked permissions. 11465 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11466 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11467 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11468 // We changed the flags, hence have to write. 11469 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11470 changedRuntimePermissionUserIds, userId); 11471 } 11472 } 11473 if (permissionsState.grantRuntimePermission(bp, userId) 11474 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11475 // We changed the permission, hence have to write. 11476 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11477 changedRuntimePermissionUserIds, userId); 11478 } 11479 } 11480 // Propagate the permission flags. 11481 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11482 } 11483 } break; 11484 11485 case GRANT_UPGRADE: { 11486 // Grant runtime permissions for a previously held install permission. 11487 PermissionState permissionState = origPermissions 11488 .getInstallPermissionState(bp.name); 11489 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11490 11491 if (origPermissions.revokeInstallPermission(bp) 11492 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11493 // We will be transferring the permission flags, so clear them. 11494 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11495 PackageManager.MASK_PERMISSION_FLAGS, 0); 11496 changedInstallPermission = true; 11497 } 11498 11499 // If the permission is not to be promoted to runtime we ignore it and 11500 // also its other flags as they are not applicable to install permissions. 11501 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11502 for (int userId : currentUserIds) { 11503 if (permissionsState.grantRuntimePermission(bp, userId) != 11504 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11505 // Transfer the permission flags. 11506 permissionsState.updatePermissionFlags(bp, userId, 11507 flags, flags); 11508 // If we granted the permission, we have to write. 11509 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11510 changedRuntimePermissionUserIds, userId); 11511 } 11512 } 11513 } 11514 } break; 11515 11516 default: { 11517 if (packageOfInterest == null 11518 || packageOfInterest.equals(pkg.packageName)) { 11519 Slog.w(TAG, "Not granting permission " + perm 11520 + " to package " + pkg.packageName 11521 + " because it was previously installed without"); 11522 } 11523 } break; 11524 } 11525 } else { 11526 if (permissionsState.revokeInstallPermission(bp) != 11527 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11528 // Also drop the permission flags. 11529 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11530 PackageManager.MASK_PERMISSION_FLAGS, 0); 11531 changedInstallPermission = true; 11532 Slog.i(TAG, "Un-granting permission " + perm 11533 + " from package " + pkg.packageName 11534 + " (protectionLevel=" + bp.protectionLevel 11535 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11536 + ")"); 11537 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11538 // Don't print warning for app op permissions, since it is fine for them 11539 // not to be granted, there is a UI for the user to decide. 11540 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11541 Slog.w(TAG, "Not granting permission " + perm 11542 + " to package " + pkg.packageName 11543 + " (protectionLevel=" + bp.protectionLevel 11544 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11545 + ")"); 11546 } 11547 } 11548 } 11549 } 11550 11551 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11552 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11553 // This is the first that we have heard about this package, so the 11554 // permissions we have now selected are fixed until explicitly 11555 // changed. 11556 ps.installPermissionsFixed = true; 11557 } 11558 11559 // Persist the runtime permissions state for users with changes. If permissions 11560 // were revoked because no app in the shared user declares them we have to 11561 // write synchronously to avoid losing runtime permissions state. 11562 for (int userId : changedRuntimePermissionUserIds) { 11563 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11564 } 11565 } 11566 11567 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11568 boolean allowed = false; 11569 final int NP = PackageParser.NEW_PERMISSIONS.length; 11570 for (int ip=0; ip<NP; ip++) { 11571 final PackageParser.NewPermissionInfo npi 11572 = PackageParser.NEW_PERMISSIONS[ip]; 11573 if (npi.name.equals(perm) 11574 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11575 allowed = true; 11576 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11577 + pkg.packageName); 11578 break; 11579 } 11580 } 11581 return allowed; 11582 } 11583 11584 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11585 BasePermission bp, PermissionsState origPermissions) { 11586 boolean privilegedPermission = (bp.protectionLevel 11587 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11588 boolean privappPermissionsDisable = 11589 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11590 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11591 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11592 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11593 && !platformPackage && platformPermission) { 11594 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11595 .getPrivAppPermissions(pkg.packageName); 11596 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11597 if (!whitelisted) { 11598 Slog.w(TAG, "Privileged permission " + perm + " for package " 11599 + pkg.packageName + " - not in privapp-permissions whitelist"); 11600 // Only report violations for apps on system image 11601 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11602 if (mPrivappPermissionsViolations == null) { 11603 mPrivappPermissionsViolations = new ArraySet<>(); 11604 } 11605 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11606 } 11607 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11608 return false; 11609 } 11610 } 11611 } 11612 boolean allowed = (compareSignatures( 11613 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11614 == PackageManager.SIGNATURE_MATCH) 11615 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11616 == PackageManager.SIGNATURE_MATCH); 11617 if (!allowed && privilegedPermission) { 11618 if (isSystemApp(pkg)) { 11619 // For updated system applications, a system permission 11620 // is granted only if it had been defined by the original application. 11621 if (pkg.isUpdatedSystemApp()) { 11622 final PackageSetting sysPs = mSettings 11623 .getDisabledSystemPkgLPr(pkg.packageName); 11624 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11625 // If the original was granted this permission, we take 11626 // that grant decision as read and propagate it to the 11627 // update. 11628 if (sysPs.isPrivileged()) { 11629 allowed = true; 11630 } 11631 } else { 11632 // The system apk may have been updated with an older 11633 // version of the one on the data partition, but which 11634 // granted a new system permission that it didn't have 11635 // before. In this case we do want to allow the app to 11636 // now get the new permission if the ancestral apk is 11637 // privileged to get it. 11638 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11639 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11640 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11641 allowed = true; 11642 break; 11643 } 11644 } 11645 } 11646 // Also if a privileged parent package on the system image or any of 11647 // its children requested a privileged permission, the updated child 11648 // packages can also get the permission. 11649 if (pkg.parentPackage != null) { 11650 final PackageSetting disabledSysParentPs = mSettings 11651 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11652 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11653 && disabledSysParentPs.isPrivileged()) { 11654 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11655 allowed = true; 11656 } else if (disabledSysParentPs.pkg.childPackages != null) { 11657 final int count = disabledSysParentPs.pkg.childPackages.size(); 11658 for (int i = 0; i < count; i++) { 11659 PackageParser.Package disabledSysChildPkg = 11660 disabledSysParentPs.pkg.childPackages.get(i); 11661 if (isPackageRequestingPermission(disabledSysChildPkg, 11662 perm)) { 11663 allowed = true; 11664 break; 11665 } 11666 } 11667 } 11668 } 11669 } 11670 } 11671 } else { 11672 allowed = isPrivilegedApp(pkg); 11673 } 11674 } 11675 } 11676 if (!allowed) { 11677 if (!allowed && (bp.protectionLevel 11678 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11679 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11680 // If this was a previously normal/dangerous permission that got moved 11681 // to a system permission as part of the runtime permission redesign, then 11682 // we still want to blindly grant it to old apps. 11683 allowed = true; 11684 } 11685 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11686 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11687 // If this permission is to be granted to the system installer and 11688 // this app is an installer, then it gets the permission. 11689 allowed = true; 11690 } 11691 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11692 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11693 // If this permission is to be granted to the system verifier and 11694 // this app is a verifier, then it gets the permission. 11695 allowed = true; 11696 } 11697 if (!allowed && (bp.protectionLevel 11698 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11699 && isSystemApp(pkg)) { 11700 // Any pre-installed system app is allowed to get this permission. 11701 allowed = true; 11702 } 11703 if (!allowed && (bp.protectionLevel 11704 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11705 // For development permissions, a development permission 11706 // is granted only if it was already granted. 11707 allowed = origPermissions.hasInstallPermission(perm); 11708 } 11709 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11710 && pkg.packageName.equals(mSetupWizardPackage)) { 11711 // If this permission is to be granted to the system setup wizard and 11712 // this app is a setup wizard, then it gets the permission. 11713 allowed = true; 11714 } 11715 } 11716 return allowed; 11717 } 11718 11719 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11720 final int permCount = pkg.requestedPermissions.size(); 11721 for (int j = 0; j < permCount; j++) { 11722 String requestedPermission = pkg.requestedPermissions.get(j); 11723 if (permission.equals(requestedPermission)) { 11724 return true; 11725 } 11726 } 11727 return false; 11728 } 11729 11730 final class ActivityIntentResolver 11731 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11732 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11733 boolean defaultOnly, int userId) { 11734 if (!sUserManager.exists(userId)) return null; 11735 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11736 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11737 } 11738 11739 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11740 int userId) { 11741 if (!sUserManager.exists(userId)) return null; 11742 mFlags = flags; 11743 return super.queryIntent(intent, resolvedType, 11744 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11745 userId); 11746 } 11747 11748 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11749 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11750 if (!sUserManager.exists(userId)) return null; 11751 if (packageActivities == null) { 11752 return null; 11753 } 11754 mFlags = flags; 11755 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11756 final int N = packageActivities.size(); 11757 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11758 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11759 11760 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11761 for (int i = 0; i < N; ++i) { 11762 intentFilters = packageActivities.get(i).intents; 11763 if (intentFilters != null && intentFilters.size() > 0) { 11764 PackageParser.ActivityIntentInfo[] array = 11765 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11766 intentFilters.toArray(array); 11767 listCut.add(array); 11768 } 11769 } 11770 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11771 } 11772 11773 /** 11774 * Finds a privileged activity that matches the specified activity names. 11775 */ 11776 private PackageParser.Activity findMatchingActivity( 11777 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11778 for (PackageParser.Activity sysActivity : activityList) { 11779 if (sysActivity.info.name.equals(activityInfo.name)) { 11780 return sysActivity; 11781 } 11782 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11783 return sysActivity; 11784 } 11785 if (sysActivity.info.targetActivity != null) { 11786 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11787 return sysActivity; 11788 } 11789 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11790 return sysActivity; 11791 } 11792 } 11793 } 11794 return null; 11795 } 11796 11797 public class IterGenerator<E> { 11798 public Iterator<E> generate(ActivityIntentInfo info) { 11799 return null; 11800 } 11801 } 11802 11803 public class ActionIterGenerator extends IterGenerator<String> { 11804 @Override 11805 public Iterator<String> generate(ActivityIntentInfo info) { 11806 return info.actionsIterator(); 11807 } 11808 } 11809 11810 public class CategoriesIterGenerator extends IterGenerator<String> { 11811 @Override 11812 public Iterator<String> generate(ActivityIntentInfo info) { 11813 return info.categoriesIterator(); 11814 } 11815 } 11816 11817 public class SchemesIterGenerator extends IterGenerator<String> { 11818 @Override 11819 public Iterator<String> generate(ActivityIntentInfo info) { 11820 return info.schemesIterator(); 11821 } 11822 } 11823 11824 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11825 @Override 11826 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11827 return info.authoritiesIterator(); 11828 } 11829 } 11830 11831 /** 11832 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11833 * MODIFIED. Do not pass in a list that should not be changed. 11834 */ 11835 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11836 IterGenerator<T> generator, Iterator<T> searchIterator) { 11837 // loop through the set of actions; every one must be found in the intent filter 11838 while (searchIterator.hasNext()) { 11839 // we must have at least one filter in the list to consider a match 11840 if (intentList.size() == 0) { 11841 break; 11842 } 11843 11844 final T searchAction = searchIterator.next(); 11845 11846 // loop through the set of intent filters 11847 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11848 while (intentIter.hasNext()) { 11849 final ActivityIntentInfo intentInfo = intentIter.next(); 11850 boolean selectionFound = false; 11851 11852 // loop through the intent filter's selection criteria; at least one 11853 // of them must match the searched criteria 11854 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11855 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11856 final T intentSelection = intentSelectionIter.next(); 11857 if (intentSelection != null && intentSelection.equals(searchAction)) { 11858 selectionFound = true; 11859 break; 11860 } 11861 } 11862 11863 // the selection criteria wasn't found in this filter's set; this filter 11864 // is not a potential match 11865 if (!selectionFound) { 11866 intentIter.remove(); 11867 } 11868 } 11869 } 11870 } 11871 11872 private boolean isProtectedAction(ActivityIntentInfo filter) { 11873 final Iterator<String> actionsIter = filter.actionsIterator(); 11874 while (actionsIter != null && actionsIter.hasNext()) { 11875 final String filterAction = actionsIter.next(); 11876 if (PROTECTED_ACTIONS.contains(filterAction)) { 11877 return true; 11878 } 11879 } 11880 return false; 11881 } 11882 11883 /** 11884 * Adjusts the priority of the given intent filter according to policy. 11885 * <p> 11886 * <ul> 11887 * <li>The priority for non privileged applications is capped to '0'</li> 11888 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11889 * <li>The priority for unbundled updates to privileged applications is capped to the 11890 * priority defined on the system partition</li> 11891 * </ul> 11892 * <p> 11893 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11894 * allowed to obtain any priority on any action. 11895 */ 11896 private void adjustPriority( 11897 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11898 // nothing to do; priority is fine as-is 11899 if (intent.getPriority() <= 0) { 11900 return; 11901 } 11902 11903 final ActivityInfo activityInfo = intent.activity.info; 11904 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11905 11906 final boolean privilegedApp = 11907 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11908 if (!privilegedApp) { 11909 // non-privileged applications can never define a priority >0 11910 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11911 + " package: " + applicationInfo.packageName 11912 + " activity: " + intent.activity.className 11913 + " origPrio: " + intent.getPriority()); 11914 intent.setPriority(0); 11915 return; 11916 } 11917 11918 if (systemActivities == null) { 11919 // the system package is not disabled; we're parsing the system partition 11920 if (isProtectedAction(intent)) { 11921 if (mDeferProtectedFilters) { 11922 // We can't deal with these just yet. No component should ever obtain a 11923 // >0 priority for a protected actions, with ONE exception -- the setup 11924 // wizard. The setup wizard, however, cannot be known until we're able to 11925 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11926 // until all intent filters have been processed. Chicken, meet egg. 11927 // Let the filter temporarily have a high priority and rectify the 11928 // priorities after all system packages have been scanned. 11929 mProtectedFilters.add(intent); 11930 if (DEBUG_FILTERS) { 11931 Slog.i(TAG, "Protected action; save for later;" 11932 + " package: " + applicationInfo.packageName 11933 + " activity: " + intent.activity.className 11934 + " origPrio: " + intent.getPriority()); 11935 } 11936 return; 11937 } else { 11938 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11939 Slog.i(TAG, "No setup wizard;" 11940 + " All protected intents capped to priority 0"); 11941 } 11942 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11943 if (DEBUG_FILTERS) { 11944 Slog.i(TAG, "Found setup wizard;" 11945 + " allow priority " + intent.getPriority() + ";" 11946 + " package: " + intent.activity.info.packageName 11947 + " activity: " + intent.activity.className 11948 + " priority: " + intent.getPriority()); 11949 } 11950 // setup wizard gets whatever it wants 11951 return; 11952 } 11953 Slog.w(TAG, "Protected action; cap priority to 0;" 11954 + " package: " + intent.activity.info.packageName 11955 + " activity: " + intent.activity.className 11956 + " origPrio: " + intent.getPriority()); 11957 intent.setPriority(0); 11958 return; 11959 } 11960 } 11961 // privileged apps on the system image get whatever priority they request 11962 return; 11963 } 11964 11965 // privileged app unbundled update ... try to find the same activity 11966 final PackageParser.Activity foundActivity = 11967 findMatchingActivity(systemActivities, activityInfo); 11968 if (foundActivity == null) { 11969 // this is a new activity; it cannot obtain >0 priority 11970 if (DEBUG_FILTERS) { 11971 Slog.i(TAG, "New activity; cap priority to 0;" 11972 + " package: " + applicationInfo.packageName 11973 + " activity: " + intent.activity.className 11974 + " origPrio: " + intent.getPriority()); 11975 } 11976 intent.setPriority(0); 11977 return; 11978 } 11979 11980 // found activity, now check for filter equivalence 11981 11982 // a shallow copy is enough; we modify the list, not its contents 11983 final List<ActivityIntentInfo> intentListCopy = 11984 new ArrayList<>(foundActivity.intents); 11985 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11986 11987 // find matching action subsets 11988 final Iterator<String> actionsIterator = intent.actionsIterator(); 11989 if (actionsIterator != null) { 11990 getIntentListSubset( 11991 intentListCopy, new ActionIterGenerator(), actionsIterator); 11992 if (intentListCopy.size() == 0) { 11993 // no more intents to match; we're not equivalent 11994 if (DEBUG_FILTERS) { 11995 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11996 + " package: " + applicationInfo.packageName 11997 + " activity: " + intent.activity.className 11998 + " origPrio: " + intent.getPriority()); 11999 } 12000 intent.setPriority(0); 12001 return; 12002 } 12003 } 12004 12005 // find matching category subsets 12006 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12007 if (categoriesIterator != null) { 12008 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12009 categoriesIterator); 12010 if (intentListCopy.size() == 0) { 12011 // no more intents to match; we're not equivalent 12012 if (DEBUG_FILTERS) { 12013 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12014 + " package: " + applicationInfo.packageName 12015 + " activity: " + intent.activity.className 12016 + " origPrio: " + intent.getPriority()); 12017 } 12018 intent.setPriority(0); 12019 return; 12020 } 12021 } 12022 12023 // find matching schemes subsets 12024 final Iterator<String> schemesIterator = intent.schemesIterator(); 12025 if (schemesIterator != null) { 12026 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12027 schemesIterator); 12028 if (intentListCopy.size() == 0) { 12029 // no more intents to match; we're not equivalent 12030 if (DEBUG_FILTERS) { 12031 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12032 + " package: " + applicationInfo.packageName 12033 + " activity: " + intent.activity.className 12034 + " origPrio: " + intent.getPriority()); 12035 } 12036 intent.setPriority(0); 12037 return; 12038 } 12039 } 12040 12041 // find matching authorities subsets 12042 final Iterator<IntentFilter.AuthorityEntry> 12043 authoritiesIterator = intent.authoritiesIterator(); 12044 if (authoritiesIterator != null) { 12045 getIntentListSubset(intentListCopy, 12046 new AuthoritiesIterGenerator(), 12047 authoritiesIterator); 12048 if (intentListCopy.size() == 0) { 12049 // no more intents to match; we're not equivalent 12050 if (DEBUG_FILTERS) { 12051 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12052 + " package: " + applicationInfo.packageName 12053 + " activity: " + intent.activity.className 12054 + " origPrio: " + intent.getPriority()); 12055 } 12056 intent.setPriority(0); 12057 return; 12058 } 12059 } 12060 12061 // we found matching filter(s); app gets the max priority of all intents 12062 int cappedPriority = 0; 12063 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12064 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12065 } 12066 if (intent.getPriority() > cappedPriority) { 12067 if (DEBUG_FILTERS) { 12068 Slog.i(TAG, "Found matching filter(s);" 12069 + " cap priority to " + cappedPriority + ";" 12070 + " package: " + applicationInfo.packageName 12071 + " activity: " + intent.activity.className 12072 + " origPrio: " + intent.getPriority()); 12073 } 12074 intent.setPriority(cappedPriority); 12075 return; 12076 } 12077 // all this for nothing; the requested priority was <= what was on the system 12078 } 12079 12080 public final void addActivity(PackageParser.Activity a, String type) { 12081 mActivities.put(a.getComponentName(), a); 12082 if (DEBUG_SHOW_INFO) 12083 Log.v( 12084 TAG, " " + type + " " + 12085 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12086 if (DEBUG_SHOW_INFO) 12087 Log.v(TAG, " Class=" + a.info.name); 12088 final int NI = a.intents.size(); 12089 for (int j=0; j<NI; j++) { 12090 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12091 if ("activity".equals(type)) { 12092 final PackageSetting ps = 12093 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12094 final List<PackageParser.Activity> systemActivities = 12095 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12096 adjustPriority(systemActivities, intent); 12097 } 12098 if (DEBUG_SHOW_INFO) { 12099 Log.v(TAG, " IntentFilter:"); 12100 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12101 } 12102 if (!intent.debugCheck()) { 12103 Log.w(TAG, "==> For Activity " + a.info.name); 12104 } 12105 addFilter(intent); 12106 } 12107 } 12108 12109 public final void removeActivity(PackageParser.Activity a, String type) { 12110 mActivities.remove(a.getComponentName()); 12111 if (DEBUG_SHOW_INFO) { 12112 Log.v(TAG, " " + type + " " 12113 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12114 : a.info.name) + ":"); 12115 Log.v(TAG, " Class=" + a.info.name); 12116 } 12117 final int NI = a.intents.size(); 12118 for (int j=0; j<NI; j++) { 12119 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12120 if (DEBUG_SHOW_INFO) { 12121 Log.v(TAG, " IntentFilter:"); 12122 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12123 } 12124 removeFilter(intent); 12125 } 12126 } 12127 12128 @Override 12129 protected boolean allowFilterResult( 12130 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12131 ActivityInfo filterAi = filter.activity.info; 12132 for (int i=dest.size()-1; i>=0; i--) { 12133 ActivityInfo destAi = dest.get(i).activityInfo; 12134 if (destAi.name == filterAi.name 12135 && destAi.packageName == filterAi.packageName) { 12136 return false; 12137 } 12138 } 12139 return true; 12140 } 12141 12142 @Override 12143 protected ActivityIntentInfo[] newArray(int size) { 12144 return new ActivityIntentInfo[size]; 12145 } 12146 12147 @Override 12148 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12149 if (!sUserManager.exists(userId)) return true; 12150 PackageParser.Package p = filter.activity.owner; 12151 if (p != null) { 12152 PackageSetting ps = (PackageSetting)p.mExtras; 12153 if (ps != null) { 12154 // System apps are never considered stopped for purposes of 12155 // filtering, because there may be no way for the user to 12156 // actually re-launch them. 12157 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12158 && ps.getStopped(userId); 12159 } 12160 } 12161 return false; 12162 } 12163 12164 @Override 12165 protected boolean isPackageForFilter(String packageName, 12166 PackageParser.ActivityIntentInfo info) { 12167 return packageName.equals(info.activity.owner.packageName); 12168 } 12169 12170 @Override 12171 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12172 int match, int userId) { 12173 if (!sUserManager.exists(userId)) return null; 12174 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12175 return null; 12176 } 12177 final PackageParser.Activity activity = info.activity; 12178 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12179 if (ps == null) { 12180 return null; 12181 } 12182 final PackageUserState userState = ps.readUserState(userId); 12183 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12184 userState, userId); 12185 if (ai == null) { 12186 return null; 12187 } 12188 final boolean matchVisibleToInstantApp = 12189 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12190 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12191 // throw out filters that aren't visible to ephemeral apps 12192 if (matchVisibleToInstantApp 12193 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12194 return null; 12195 } 12196 // throw out ephemeral filters if we're not explicitly requesting them 12197 if (!isInstantApp && userState.instantApp) { 12198 return null; 12199 } 12200 // throw out instant app filters if updates are available; will trigger 12201 // instant app resolution 12202 if (userState.instantApp && ps.isUpdateAvailable()) { 12203 return null; 12204 } 12205 final ResolveInfo res = new ResolveInfo(); 12206 res.activityInfo = ai; 12207 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12208 res.filter = info; 12209 } 12210 if (info != null) { 12211 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12212 } 12213 res.priority = info.getPriority(); 12214 res.preferredOrder = activity.owner.mPreferredOrder; 12215 //System.out.println("Result: " + res.activityInfo.className + 12216 // " = " + res.priority); 12217 res.match = match; 12218 res.isDefault = info.hasDefault; 12219 res.labelRes = info.labelRes; 12220 res.nonLocalizedLabel = info.nonLocalizedLabel; 12221 if (userNeedsBadging(userId)) { 12222 res.noResourceId = true; 12223 } else { 12224 res.icon = info.icon; 12225 } 12226 res.iconResourceId = info.icon; 12227 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12228 res.instantAppAvailable = userState.instantApp; 12229 return res; 12230 } 12231 12232 @Override 12233 protected void sortResults(List<ResolveInfo> results) { 12234 Collections.sort(results, mResolvePrioritySorter); 12235 } 12236 12237 @Override 12238 protected void dumpFilter(PrintWriter out, String prefix, 12239 PackageParser.ActivityIntentInfo filter) { 12240 out.print(prefix); out.print( 12241 Integer.toHexString(System.identityHashCode(filter.activity))); 12242 out.print(' '); 12243 filter.activity.printComponentShortName(out); 12244 out.print(" filter "); 12245 out.println(Integer.toHexString(System.identityHashCode(filter))); 12246 } 12247 12248 @Override 12249 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12250 return filter.activity; 12251 } 12252 12253 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12254 PackageParser.Activity activity = (PackageParser.Activity)label; 12255 out.print(prefix); out.print( 12256 Integer.toHexString(System.identityHashCode(activity))); 12257 out.print(' '); 12258 activity.printComponentShortName(out); 12259 if (count > 1) { 12260 out.print(" ("); out.print(count); out.print(" filters)"); 12261 } 12262 out.println(); 12263 } 12264 12265 // Keys are String (activity class name), values are Activity. 12266 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12267 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12268 private int mFlags; 12269 } 12270 12271 private final class ServiceIntentResolver 12272 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12273 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12274 boolean defaultOnly, int userId) { 12275 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12276 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12277 } 12278 12279 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12280 int userId) { 12281 if (!sUserManager.exists(userId)) return null; 12282 mFlags = flags; 12283 return super.queryIntent(intent, resolvedType, 12284 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12285 userId); 12286 } 12287 12288 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12289 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12290 if (!sUserManager.exists(userId)) return null; 12291 if (packageServices == null) { 12292 return null; 12293 } 12294 mFlags = flags; 12295 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12296 final int N = packageServices.size(); 12297 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12298 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12299 12300 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12301 for (int i = 0; i < N; ++i) { 12302 intentFilters = packageServices.get(i).intents; 12303 if (intentFilters != null && intentFilters.size() > 0) { 12304 PackageParser.ServiceIntentInfo[] array = 12305 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12306 intentFilters.toArray(array); 12307 listCut.add(array); 12308 } 12309 } 12310 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12311 } 12312 12313 public final void addService(PackageParser.Service s) { 12314 mServices.put(s.getComponentName(), s); 12315 if (DEBUG_SHOW_INFO) { 12316 Log.v(TAG, " " 12317 + (s.info.nonLocalizedLabel != null 12318 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12319 Log.v(TAG, " Class=" + s.info.name); 12320 } 12321 final int NI = s.intents.size(); 12322 int j; 12323 for (j=0; j<NI; j++) { 12324 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12325 if (DEBUG_SHOW_INFO) { 12326 Log.v(TAG, " IntentFilter:"); 12327 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12328 } 12329 if (!intent.debugCheck()) { 12330 Log.w(TAG, "==> For Service " + s.info.name); 12331 } 12332 addFilter(intent); 12333 } 12334 } 12335 12336 public final void removeService(PackageParser.Service s) { 12337 mServices.remove(s.getComponentName()); 12338 if (DEBUG_SHOW_INFO) { 12339 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12340 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12341 Log.v(TAG, " Class=" + s.info.name); 12342 } 12343 final int NI = s.intents.size(); 12344 int j; 12345 for (j=0; j<NI; j++) { 12346 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12347 if (DEBUG_SHOW_INFO) { 12348 Log.v(TAG, " IntentFilter:"); 12349 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12350 } 12351 removeFilter(intent); 12352 } 12353 } 12354 12355 @Override 12356 protected boolean allowFilterResult( 12357 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12358 ServiceInfo filterSi = filter.service.info; 12359 for (int i=dest.size()-1; i>=0; i--) { 12360 ServiceInfo destAi = dest.get(i).serviceInfo; 12361 if (destAi.name == filterSi.name 12362 && destAi.packageName == filterSi.packageName) { 12363 return false; 12364 } 12365 } 12366 return true; 12367 } 12368 12369 @Override 12370 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12371 return new PackageParser.ServiceIntentInfo[size]; 12372 } 12373 12374 @Override 12375 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12376 if (!sUserManager.exists(userId)) return true; 12377 PackageParser.Package p = filter.service.owner; 12378 if (p != null) { 12379 PackageSetting ps = (PackageSetting)p.mExtras; 12380 if (ps != null) { 12381 // System apps are never considered stopped for purposes of 12382 // filtering, because there may be no way for the user to 12383 // actually re-launch them. 12384 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12385 && ps.getStopped(userId); 12386 } 12387 } 12388 return false; 12389 } 12390 12391 @Override 12392 protected boolean isPackageForFilter(String packageName, 12393 PackageParser.ServiceIntentInfo info) { 12394 return packageName.equals(info.service.owner.packageName); 12395 } 12396 12397 @Override 12398 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12399 int match, int userId) { 12400 if (!sUserManager.exists(userId)) return null; 12401 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12402 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12403 return null; 12404 } 12405 final PackageParser.Service service = info.service; 12406 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12407 if (ps == null) { 12408 return null; 12409 } 12410 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12411 ps.readUserState(userId), userId); 12412 if (si == null) { 12413 return null; 12414 } 12415 final ResolveInfo res = new ResolveInfo(); 12416 res.serviceInfo = si; 12417 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12418 res.filter = filter; 12419 } 12420 res.priority = info.getPriority(); 12421 res.preferredOrder = service.owner.mPreferredOrder; 12422 res.match = match; 12423 res.isDefault = info.hasDefault; 12424 res.labelRes = info.labelRes; 12425 res.nonLocalizedLabel = info.nonLocalizedLabel; 12426 res.icon = info.icon; 12427 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12428 return res; 12429 } 12430 12431 @Override 12432 protected void sortResults(List<ResolveInfo> results) { 12433 Collections.sort(results, mResolvePrioritySorter); 12434 } 12435 12436 @Override 12437 protected void dumpFilter(PrintWriter out, String prefix, 12438 PackageParser.ServiceIntentInfo filter) { 12439 out.print(prefix); out.print( 12440 Integer.toHexString(System.identityHashCode(filter.service))); 12441 out.print(' '); 12442 filter.service.printComponentShortName(out); 12443 out.print(" filter "); 12444 out.println(Integer.toHexString(System.identityHashCode(filter))); 12445 } 12446 12447 @Override 12448 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12449 return filter.service; 12450 } 12451 12452 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12453 PackageParser.Service service = (PackageParser.Service)label; 12454 out.print(prefix); out.print( 12455 Integer.toHexString(System.identityHashCode(service))); 12456 out.print(' '); 12457 service.printComponentShortName(out); 12458 if (count > 1) { 12459 out.print(" ("); out.print(count); out.print(" filters)"); 12460 } 12461 out.println(); 12462 } 12463 12464// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12465// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12466// final List<ResolveInfo> retList = Lists.newArrayList(); 12467// while (i.hasNext()) { 12468// final ResolveInfo resolveInfo = (ResolveInfo) i; 12469// if (isEnabledLP(resolveInfo.serviceInfo)) { 12470// retList.add(resolveInfo); 12471// } 12472// } 12473// return retList; 12474// } 12475 12476 // Keys are String (activity class name), values are Activity. 12477 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12478 = new ArrayMap<ComponentName, PackageParser.Service>(); 12479 private int mFlags; 12480 } 12481 12482 private final class ProviderIntentResolver 12483 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12484 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12485 boolean defaultOnly, int userId) { 12486 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12487 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12488 } 12489 12490 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12491 int userId) { 12492 if (!sUserManager.exists(userId)) 12493 return null; 12494 mFlags = flags; 12495 return super.queryIntent(intent, resolvedType, 12496 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12497 userId); 12498 } 12499 12500 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12501 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12502 if (!sUserManager.exists(userId)) 12503 return null; 12504 if (packageProviders == null) { 12505 return null; 12506 } 12507 mFlags = flags; 12508 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12509 final int N = packageProviders.size(); 12510 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12511 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12512 12513 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12514 for (int i = 0; i < N; ++i) { 12515 intentFilters = packageProviders.get(i).intents; 12516 if (intentFilters != null && intentFilters.size() > 0) { 12517 PackageParser.ProviderIntentInfo[] array = 12518 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12519 intentFilters.toArray(array); 12520 listCut.add(array); 12521 } 12522 } 12523 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12524 } 12525 12526 public final void addProvider(PackageParser.Provider p) { 12527 if (mProviders.containsKey(p.getComponentName())) { 12528 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12529 return; 12530 } 12531 12532 mProviders.put(p.getComponentName(), p); 12533 if (DEBUG_SHOW_INFO) { 12534 Log.v(TAG, " " 12535 + (p.info.nonLocalizedLabel != null 12536 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12537 Log.v(TAG, " Class=" + p.info.name); 12538 } 12539 final int NI = p.intents.size(); 12540 int j; 12541 for (j = 0; j < NI; j++) { 12542 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12543 if (DEBUG_SHOW_INFO) { 12544 Log.v(TAG, " IntentFilter:"); 12545 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12546 } 12547 if (!intent.debugCheck()) { 12548 Log.w(TAG, "==> For Provider " + p.info.name); 12549 } 12550 addFilter(intent); 12551 } 12552 } 12553 12554 public final void removeProvider(PackageParser.Provider p) { 12555 mProviders.remove(p.getComponentName()); 12556 if (DEBUG_SHOW_INFO) { 12557 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12558 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12559 Log.v(TAG, " Class=" + p.info.name); 12560 } 12561 final int NI = p.intents.size(); 12562 int j; 12563 for (j = 0; j < NI; j++) { 12564 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12565 if (DEBUG_SHOW_INFO) { 12566 Log.v(TAG, " IntentFilter:"); 12567 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12568 } 12569 removeFilter(intent); 12570 } 12571 } 12572 12573 @Override 12574 protected boolean allowFilterResult( 12575 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12576 ProviderInfo filterPi = filter.provider.info; 12577 for (int i = dest.size() - 1; i >= 0; i--) { 12578 ProviderInfo destPi = dest.get(i).providerInfo; 12579 if (destPi.name == filterPi.name 12580 && destPi.packageName == filterPi.packageName) { 12581 return false; 12582 } 12583 } 12584 return true; 12585 } 12586 12587 @Override 12588 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12589 return new PackageParser.ProviderIntentInfo[size]; 12590 } 12591 12592 @Override 12593 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12594 if (!sUserManager.exists(userId)) 12595 return true; 12596 PackageParser.Package p = filter.provider.owner; 12597 if (p != null) { 12598 PackageSetting ps = (PackageSetting) p.mExtras; 12599 if (ps != null) { 12600 // System apps are never considered stopped for purposes of 12601 // filtering, because there may be no way for the user to 12602 // actually re-launch them. 12603 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12604 && ps.getStopped(userId); 12605 } 12606 } 12607 return false; 12608 } 12609 12610 @Override 12611 protected boolean isPackageForFilter(String packageName, 12612 PackageParser.ProviderIntentInfo info) { 12613 return packageName.equals(info.provider.owner.packageName); 12614 } 12615 12616 @Override 12617 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12618 int match, int userId) { 12619 if (!sUserManager.exists(userId)) 12620 return null; 12621 final PackageParser.ProviderIntentInfo info = filter; 12622 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12623 return null; 12624 } 12625 final PackageParser.Provider provider = info.provider; 12626 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12627 if (ps == null) { 12628 return null; 12629 } 12630 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12631 ps.readUserState(userId), userId); 12632 if (pi == null) { 12633 return null; 12634 } 12635 final ResolveInfo res = new ResolveInfo(); 12636 res.providerInfo = pi; 12637 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12638 res.filter = filter; 12639 } 12640 res.priority = info.getPriority(); 12641 res.preferredOrder = provider.owner.mPreferredOrder; 12642 res.match = match; 12643 res.isDefault = info.hasDefault; 12644 res.labelRes = info.labelRes; 12645 res.nonLocalizedLabel = info.nonLocalizedLabel; 12646 res.icon = info.icon; 12647 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12648 return res; 12649 } 12650 12651 @Override 12652 protected void sortResults(List<ResolveInfo> results) { 12653 Collections.sort(results, mResolvePrioritySorter); 12654 } 12655 12656 @Override 12657 protected void dumpFilter(PrintWriter out, String prefix, 12658 PackageParser.ProviderIntentInfo filter) { 12659 out.print(prefix); 12660 out.print( 12661 Integer.toHexString(System.identityHashCode(filter.provider))); 12662 out.print(' '); 12663 filter.provider.printComponentShortName(out); 12664 out.print(" filter "); 12665 out.println(Integer.toHexString(System.identityHashCode(filter))); 12666 } 12667 12668 @Override 12669 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12670 return filter.provider; 12671 } 12672 12673 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12674 PackageParser.Provider provider = (PackageParser.Provider)label; 12675 out.print(prefix); out.print( 12676 Integer.toHexString(System.identityHashCode(provider))); 12677 out.print(' '); 12678 provider.printComponentShortName(out); 12679 if (count > 1) { 12680 out.print(" ("); out.print(count); out.print(" filters)"); 12681 } 12682 out.println(); 12683 } 12684 12685 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12686 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12687 private int mFlags; 12688 } 12689 12690 static final class EphemeralIntentResolver 12691 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12692 /** 12693 * The result that has the highest defined order. Ordering applies on a 12694 * per-package basis. Mapping is from package name to Pair of order and 12695 * EphemeralResolveInfo. 12696 * <p> 12697 * NOTE: This is implemented as a field variable for convenience and efficiency. 12698 * By having a field variable, we're able to track filter ordering as soon as 12699 * a non-zero order is defined. Otherwise, multiple loops across the result set 12700 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12701 * this needs to be contained entirely within {@link #filterResults}. 12702 */ 12703 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12704 12705 @Override 12706 protected AuxiliaryResolveInfo[] newArray(int size) { 12707 return new AuxiliaryResolveInfo[size]; 12708 } 12709 12710 @Override 12711 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12712 return true; 12713 } 12714 12715 @Override 12716 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12717 int userId) { 12718 if (!sUserManager.exists(userId)) { 12719 return null; 12720 } 12721 final String packageName = responseObj.resolveInfo.getPackageName(); 12722 final Integer order = responseObj.getOrder(); 12723 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12724 mOrderResult.get(packageName); 12725 // ordering is enabled and this item's order isn't high enough 12726 if (lastOrderResult != null && lastOrderResult.first >= order) { 12727 return null; 12728 } 12729 final InstantAppResolveInfo res = responseObj.resolveInfo; 12730 if (order > 0) { 12731 // non-zero order, enable ordering 12732 mOrderResult.put(packageName, new Pair<>(order, res)); 12733 } 12734 return responseObj; 12735 } 12736 12737 @Override 12738 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12739 // only do work if ordering is enabled [most of the time it won't be] 12740 if (mOrderResult.size() == 0) { 12741 return; 12742 } 12743 int resultSize = results.size(); 12744 for (int i = 0; i < resultSize; i++) { 12745 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12746 final String packageName = info.getPackageName(); 12747 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12748 if (savedInfo == null) { 12749 // package doesn't having ordering 12750 continue; 12751 } 12752 if (savedInfo.second == info) { 12753 // circled back to the highest ordered item; remove from order list 12754 mOrderResult.remove(savedInfo); 12755 if (mOrderResult.size() == 0) { 12756 // no more ordered items 12757 break; 12758 } 12759 continue; 12760 } 12761 // item has a worse order, remove it from the result list 12762 results.remove(i); 12763 resultSize--; 12764 i--; 12765 } 12766 } 12767 } 12768 12769 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12770 new Comparator<ResolveInfo>() { 12771 public int compare(ResolveInfo r1, ResolveInfo r2) { 12772 int v1 = r1.priority; 12773 int v2 = r2.priority; 12774 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12775 if (v1 != v2) { 12776 return (v1 > v2) ? -1 : 1; 12777 } 12778 v1 = r1.preferredOrder; 12779 v2 = r2.preferredOrder; 12780 if (v1 != v2) { 12781 return (v1 > v2) ? -1 : 1; 12782 } 12783 if (r1.isDefault != r2.isDefault) { 12784 return r1.isDefault ? -1 : 1; 12785 } 12786 v1 = r1.match; 12787 v2 = r2.match; 12788 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12789 if (v1 != v2) { 12790 return (v1 > v2) ? -1 : 1; 12791 } 12792 if (r1.system != r2.system) { 12793 return r1.system ? -1 : 1; 12794 } 12795 if (r1.activityInfo != null) { 12796 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12797 } 12798 if (r1.serviceInfo != null) { 12799 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12800 } 12801 if (r1.providerInfo != null) { 12802 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12803 } 12804 return 0; 12805 } 12806 }; 12807 12808 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12809 new Comparator<ProviderInfo>() { 12810 public int compare(ProviderInfo p1, ProviderInfo p2) { 12811 final int v1 = p1.initOrder; 12812 final int v2 = p2.initOrder; 12813 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12814 } 12815 }; 12816 12817 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12818 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12819 final int[] userIds) { 12820 mHandler.post(new Runnable() { 12821 @Override 12822 public void run() { 12823 try { 12824 final IActivityManager am = ActivityManager.getService(); 12825 if (am == null) return; 12826 final int[] resolvedUserIds; 12827 if (userIds == null) { 12828 resolvedUserIds = am.getRunningUserIds(); 12829 } else { 12830 resolvedUserIds = userIds; 12831 } 12832 for (int id : resolvedUserIds) { 12833 final Intent intent = new Intent(action, 12834 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12835 if (extras != null) { 12836 intent.putExtras(extras); 12837 } 12838 if (targetPkg != null) { 12839 intent.setPackage(targetPkg); 12840 } 12841 // Modify the UID when posting to other users 12842 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12843 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12844 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12845 intent.putExtra(Intent.EXTRA_UID, uid); 12846 } 12847 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12848 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12849 if (DEBUG_BROADCASTS) { 12850 RuntimeException here = new RuntimeException("here"); 12851 here.fillInStackTrace(); 12852 Slog.d(TAG, "Sending to user " + id + ": " 12853 + intent.toShortString(false, true, false, false) 12854 + " " + intent.getExtras(), here); 12855 } 12856 am.broadcastIntent(null, intent, null, finishedReceiver, 12857 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12858 null, finishedReceiver != null, false, id); 12859 } 12860 } catch (RemoteException ex) { 12861 } 12862 } 12863 }); 12864 } 12865 12866 /** 12867 * Check if the external storage media is available. This is true if there 12868 * is a mounted external storage medium or if the external storage is 12869 * emulated. 12870 */ 12871 private boolean isExternalMediaAvailable() { 12872 return mMediaMounted || Environment.isExternalStorageEmulated(); 12873 } 12874 12875 @Override 12876 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12877 // writer 12878 synchronized (mPackages) { 12879 if (!isExternalMediaAvailable()) { 12880 // If the external storage is no longer mounted at this point, 12881 // the caller may not have been able to delete all of this 12882 // packages files and can not delete any more. Bail. 12883 return null; 12884 } 12885 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12886 if (lastPackage != null) { 12887 pkgs.remove(lastPackage); 12888 } 12889 if (pkgs.size() > 0) { 12890 return pkgs.get(0); 12891 } 12892 } 12893 return null; 12894 } 12895 12896 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12897 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12898 userId, andCode ? 1 : 0, packageName); 12899 if (mSystemReady) { 12900 msg.sendToTarget(); 12901 } else { 12902 if (mPostSystemReadyMessages == null) { 12903 mPostSystemReadyMessages = new ArrayList<>(); 12904 } 12905 mPostSystemReadyMessages.add(msg); 12906 } 12907 } 12908 12909 void startCleaningPackages() { 12910 // reader 12911 if (!isExternalMediaAvailable()) { 12912 return; 12913 } 12914 synchronized (mPackages) { 12915 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12916 return; 12917 } 12918 } 12919 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12920 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12921 IActivityManager am = ActivityManager.getService(); 12922 if (am != null) { 12923 try { 12924 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12925 UserHandle.USER_SYSTEM); 12926 } catch (RemoteException e) { 12927 } 12928 } 12929 } 12930 12931 @Override 12932 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12933 int installFlags, String installerPackageName, int userId) { 12934 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12935 12936 final int callingUid = Binder.getCallingUid(); 12937 enforceCrossUserPermission(callingUid, userId, 12938 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12939 12940 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12941 try { 12942 if (observer != null) { 12943 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12944 } 12945 } catch (RemoteException re) { 12946 } 12947 return; 12948 } 12949 12950 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12951 installFlags |= PackageManager.INSTALL_FROM_ADB; 12952 12953 } else { 12954 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12955 // about installerPackageName. 12956 12957 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12958 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12959 } 12960 12961 UserHandle user; 12962 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12963 user = UserHandle.ALL; 12964 } else { 12965 user = new UserHandle(userId); 12966 } 12967 12968 // Only system components can circumvent runtime permissions when installing. 12969 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12970 && mContext.checkCallingOrSelfPermission(Manifest.permission 12971 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12972 throw new SecurityException("You need the " 12973 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12974 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12975 } 12976 12977 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 12978 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 12979 throw new IllegalArgumentException( 12980 "New installs into ASEC containers no longer supported"); 12981 } 12982 12983 final File originFile = new File(originPath); 12984 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12985 12986 final Message msg = mHandler.obtainMessage(INIT_COPY); 12987 final VerificationInfo verificationInfo = new VerificationInfo( 12988 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12989 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12990 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12991 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12992 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12993 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12994 msg.obj = params; 12995 12996 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12997 System.identityHashCode(msg.obj)); 12998 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12999 System.identityHashCode(msg.obj)); 13000 13001 mHandler.sendMessage(msg); 13002 } 13003 13004 13005 /** 13006 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13007 * it is acting on behalf on an enterprise or the user). 13008 * 13009 * Note that the ordering of the conditionals in this method is important. The checks we perform 13010 * are as follows, in this order: 13011 * 13012 * 1) If the install is being performed by a system app, we can trust the app to have set the 13013 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13014 * what it is. 13015 * 2) If the install is being performed by a device or profile owner app, the install reason 13016 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13017 * set the install reason correctly. If the app targets an older SDK version where install 13018 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13019 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13020 * 3) In all other cases, the install is being performed by a regular app that is neither part 13021 * of the system nor a device or profile owner. We have no reason to believe that this app is 13022 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13023 * set to enterprise policy and if so, change it to unknown instead. 13024 */ 13025 private int fixUpInstallReason(String installerPackageName, int installerUid, 13026 int installReason) { 13027 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13028 == PERMISSION_GRANTED) { 13029 // If the install is being performed by a system app, we trust that app to have set the 13030 // install reason correctly. 13031 return installReason; 13032 } 13033 13034 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13035 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13036 if (dpm != null) { 13037 ComponentName owner = null; 13038 try { 13039 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13040 if (owner == null) { 13041 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13042 } 13043 } catch (RemoteException e) { 13044 } 13045 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13046 // If the install is being performed by a device or profile owner, the install 13047 // reason should be enterprise policy. 13048 return PackageManager.INSTALL_REASON_POLICY; 13049 } 13050 } 13051 13052 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13053 // If the install is being performed by a regular app (i.e. neither system app nor 13054 // device or profile owner), we have no reason to believe that the app is acting on 13055 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13056 // change it to unknown instead. 13057 return PackageManager.INSTALL_REASON_UNKNOWN; 13058 } 13059 13060 // If the install is being performed by a regular app and the install reason was set to any 13061 // value but enterprise policy, leave the install reason unchanged. 13062 return installReason; 13063 } 13064 13065 void installStage(String packageName, File stagedDir, String stagedCid, 13066 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13067 String installerPackageName, int installerUid, UserHandle user, 13068 Certificate[][] certificates) { 13069 if (DEBUG_EPHEMERAL) { 13070 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13071 Slog.d(TAG, "Ephemeral install of " + packageName); 13072 } 13073 } 13074 final VerificationInfo verificationInfo = new VerificationInfo( 13075 sessionParams.originatingUri, sessionParams.referrerUri, 13076 sessionParams.originatingUid, installerUid); 13077 13078 final OriginInfo origin; 13079 if (stagedDir != null) { 13080 origin = OriginInfo.fromStagedFile(stagedDir); 13081 } else { 13082 origin = OriginInfo.fromStagedContainer(stagedCid); 13083 } 13084 13085 final Message msg = mHandler.obtainMessage(INIT_COPY); 13086 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13087 sessionParams.installReason); 13088 final InstallParams params = new InstallParams(origin, null, observer, 13089 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13090 verificationInfo, user, sessionParams.abiOverride, 13091 sessionParams.grantedRuntimePermissions, certificates, installReason); 13092 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13093 msg.obj = params; 13094 13095 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13096 System.identityHashCode(msg.obj)); 13097 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13098 System.identityHashCode(msg.obj)); 13099 13100 mHandler.sendMessage(msg); 13101 } 13102 13103 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13104 int userId) { 13105 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13106 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13107 } 13108 13109 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13110 int appId, int... userIds) { 13111 if (ArrayUtils.isEmpty(userIds)) { 13112 return; 13113 } 13114 Bundle extras = new Bundle(1); 13115 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13116 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13117 13118 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13119 packageName, extras, 0, null, null, userIds); 13120 if (isSystem) { 13121 mHandler.post(() -> { 13122 for (int userId : userIds) { 13123 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13124 } 13125 } 13126 ); 13127 } 13128 } 13129 13130 /** 13131 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13132 * automatically without needing an explicit launch. 13133 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13134 */ 13135 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13136 // If user is not running, the app didn't miss any broadcast 13137 if (!mUserManagerInternal.isUserRunning(userId)) { 13138 return; 13139 } 13140 final IActivityManager am = ActivityManager.getService(); 13141 try { 13142 // Deliver LOCKED_BOOT_COMPLETED first 13143 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13144 .setPackage(packageName); 13145 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13146 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13147 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13148 13149 // Deliver BOOT_COMPLETED only if user is unlocked 13150 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13151 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13152 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13153 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13154 } 13155 } catch (RemoteException e) { 13156 throw e.rethrowFromSystemServer(); 13157 } 13158 } 13159 13160 @Override 13161 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13162 int userId) { 13163 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13164 PackageSetting pkgSetting; 13165 final int uid = Binder.getCallingUid(); 13166 enforceCrossUserPermission(uid, userId, 13167 true /* requireFullPermission */, true /* checkShell */, 13168 "setApplicationHiddenSetting for user " + userId); 13169 13170 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13171 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13172 return false; 13173 } 13174 13175 long callingId = Binder.clearCallingIdentity(); 13176 try { 13177 boolean sendAdded = false; 13178 boolean sendRemoved = false; 13179 // writer 13180 synchronized (mPackages) { 13181 pkgSetting = mSettings.mPackages.get(packageName); 13182 if (pkgSetting == null) { 13183 return false; 13184 } 13185 // Do not allow "android" is being disabled 13186 if ("android".equals(packageName)) { 13187 Slog.w(TAG, "Cannot hide package: android"); 13188 return false; 13189 } 13190 // Cannot hide static shared libs as they are considered 13191 // a part of the using app (emulating static linking). Also 13192 // static libs are installed always on internal storage. 13193 PackageParser.Package pkg = mPackages.get(packageName); 13194 if (pkg != null && pkg.staticSharedLibName != null) { 13195 Slog.w(TAG, "Cannot hide package: " + packageName 13196 + " providing static shared library: " 13197 + pkg.staticSharedLibName); 13198 return false; 13199 } 13200 // Only allow protected packages to hide themselves. 13201 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13202 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13203 Slog.w(TAG, "Not hiding protected package: " + packageName); 13204 return false; 13205 } 13206 13207 if (pkgSetting.getHidden(userId) != hidden) { 13208 pkgSetting.setHidden(hidden, userId); 13209 mSettings.writePackageRestrictionsLPr(userId); 13210 if (hidden) { 13211 sendRemoved = true; 13212 } else { 13213 sendAdded = true; 13214 } 13215 } 13216 } 13217 if (sendAdded) { 13218 sendPackageAddedForUser(packageName, pkgSetting, userId); 13219 return true; 13220 } 13221 if (sendRemoved) { 13222 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13223 "hiding pkg"); 13224 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13225 return true; 13226 } 13227 } finally { 13228 Binder.restoreCallingIdentity(callingId); 13229 } 13230 return false; 13231 } 13232 13233 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13234 int userId) { 13235 final PackageRemovedInfo info = new PackageRemovedInfo(); 13236 info.removedPackage = packageName; 13237 info.removedUsers = new int[] {userId}; 13238 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13239 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13240 } 13241 13242 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13243 if (pkgList.length > 0) { 13244 Bundle extras = new Bundle(1); 13245 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13246 13247 sendPackageBroadcast( 13248 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13249 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13250 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13251 new int[] {userId}); 13252 } 13253 } 13254 13255 /** 13256 * Returns true if application is not found or there was an error. Otherwise it returns 13257 * the hidden state of the package for the given user. 13258 */ 13259 @Override 13260 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13261 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13262 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13263 true /* requireFullPermission */, false /* checkShell */, 13264 "getApplicationHidden for user " + userId); 13265 PackageSetting pkgSetting; 13266 long callingId = Binder.clearCallingIdentity(); 13267 try { 13268 // writer 13269 synchronized (mPackages) { 13270 pkgSetting = mSettings.mPackages.get(packageName); 13271 if (pkgSetting == null) { 13272 return true; 13273 } 13274 return pkgSetting.getHidden(userId); 13275 } 13276 } finally { 13277 Binder.restoreCallingIdentity(callingId); 13278 } 13279 } 13280 13281 /** 13282 * @hide 13283 */ 13284 @Override 13285 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13286 int installReason) { 13287 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13288 null); 13289 PackageSetting pkgSetting; 13290 final int uid = Binder.getCallingUid(); 13291 enforceCrossUserPermission(uid, userId, 13292 true /* requireFullPermission */, true /* checkShell */, 13293 "installExistingPackage for user " + userId); 13294 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13295 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13296 } 13297 13298 long callingId = Binder.clearCallingIdentity(); 13299 try { 13300 boolean installed = false; 13301 final boolean instantApp = 13302 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13303 final boolean fullApp = 13304 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13305 13306 // writer 13307 synchronized (mPackages) { 13308 pkgSetting = mSettings.mPackages.get(packageName); 13309 if (pkgSetting == null) { 13310 return PackageManager.INSTALL_FAILED_INVALID_URI; 13311 } 13312 if (!pkgSetting.getInstalled(userId)) { 13313 pkgSetting.setInstalled(true, userId); 13314 pkgSetting.setHidden(false, userId); 13315 pkgSetting.setInstallReason(installReason, userId); 13316 mSettings.writePackageRestrictionsLPr(userId); 13317 mSettings.writeKernelMappingLPr(pkgSetting); 13318 installed = true; 13319 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13320 // upgrade app from instant to full; we don't allow app downgrade 13321 installed = true; 13322 } 13323 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13324 } 13325 13326 if (installed) { 13327 if (pkgSetting.pkg != null) { 13328 synchronized (mInstallLock) { 13329 // We don't need to freeze for a brand new install 13330 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13331 } 13332 } 13333 sendPackageAddedForUser(packageName, pkgSetting, userId); 13334 synchronized (mPackages) { 13335 updateSequenceNumberLP(packageName, new int[]{ userId }); 13336 } 13337 } 13338 } finally { 13339 Binder.restoreCallingIdentity(callingId); 13340 } 13341 13342 return PackageManager.INSTALL_SUCCEEDED; 13343 } 13344 13345 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13346 boolean instantApp, boolean fullApp) { 13347 // no state specified; do nothing 13348 if (!instantApp && !fullApp) { 13349 return; 13350 } 13351 if (userId != UserHandle.USER_ALL) { 13352 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13353 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13354 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13355 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13356 } 13357 } else { 13358 for (int currentUserId : sUserManager.getUserIds()) { 13359 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13360 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13361 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13362 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13363 } 13364 } 13365 } 13366 } 13367 13368 boolean isUserRestricted(int userId, String restrictionKey) { 13369 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13370 if (restrictions.getBoolean(restrictionKey, false)) { 13371 Log.w(TAG, "User is restricted: " + restrictionKey); 13372 return true; 13373 } 13374 return false; 13375 } 13376 13377 @Override 13378 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13379 int userId) { 13380 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13381 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13382 true /* requireFullPermission */, true /* checkShell */, 13383 "setPackagesSuspended for user " + userId); 13384 13385 if (ArrayUtils.isEmpty(packageNames)) { 13386 return packageNames; 13387 } 13388 13389 // List of package names for whom the suspended state has changed. 13390 List<String> changedPackages = new ArrayList<>(packageNames.length); 13391 // List of package names for whom the suspended state is not set as requested in this 13392 // method. 13393 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13394 long callingId = Binder.clearCallingIdentity(); 13395 try { 13396 for (int i = 0; i < packageNames.length; i++) { 13397 String packageName = packageNames[i]; 13398 boolean changed = false; 13399 final int appId; 13400 synchronized (mPackages) { 13401 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13402 if (pkgSetting == null) { 13403 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13404 + "\". Skipping suspending/un-suspending."); 13405 unactionedPackages.add(packageName); 13406 continue; 13407 } 13408 appId = pkgSetting.appId; 13409 if (pkgSetting.getSuspended(userId) != suspended) { 13410 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13411 unactionedPackages.add(packageName); 13412 continue; 13413 } 13414 pkgSetting.setSuspended(suspended, userId); 13415 mSettings.writePackageRestrictionsLPr(userId); 13416 changed = true; 13417 changedPackages.add(packageName); 13418 } 13419 } 13420 13421 if (changed && suspended) { 13422 killApplication(packageName, UserHandle.getUid(userId, appId), 13423 "suspending package"); 13424 } 13425 } 13426 } finally { 13427 Binder.restoreCallingIdentity(callingId); 13428 } 13429 13430 if (!changedPackages.isEmpty()) { 13431 sendPackagesSuspendedForUser(changedPackages.toArray( 13432 new String[changedPackages.size()]), userId, suspended); 13433 } 13434 13435 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13436 } 13437 13438 @Override 13439 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13440 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13441 true /* requireFullPermission */, false /* checkShell */, 13442 "isPackageSuspendedForUser for user " + userId); 13443 synchronized (mPackages) { 13444 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13445 if (pkgSetting == null) { 13446 throw new IllegalArgumentException("Unknown target package: " + packageName); 13447 } 13448 return pkgSetting.getSuspended(userId); 13449 } 13450 } 13451 13452 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13453 if (isPackageDeviceAdmin(packageName, userId)) { 13454 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13455 + "\": has an active device admin"); 13456 return false; 13457 } 13458 13459 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13460 if (packageName.equals(activeLauncherPackageName)) { 13461 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13462 + "\": contains the active launcher"); 13463 return false; 13464 } 13465 13466 if (packageName.equals(mRequiredInstallerPackage)) { 13467 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13468 + "\": required for package installation"); 13469 return false; 13470 } 13471 13472 if (packageName.equals(mRequiredUninstallerPackage)) { 13473 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13474 + "\": required for package uninstallation"); 13475 return false; 13476 } 13477 13478 if (packageName.equals(mRequiredVerifierPackage)) { 13479 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13480 + "\": required for package verification"); 13481 return false; 13482 } 13483 13484 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13485 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13486 + "\": is the default dialer"); 13487 return false; 13488 } 13489 13490 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13491 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13492 + "\": protected package"); 13493 return false; 13494 } 13495 13496 // Cannot suspend static shared libs as they are considered 13497 // a part of the using app (emulating static linking). Also 13498 // static libs are installed always on internal storage. 13499 PackageParser.Package pkg = mPackages.get(packageName); 13500 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13501 Slog.w(TAG, "Cannot suspend package: " + packageName 13502 + " providing static shared library: " 13503 + pkg.staticSharedLibName); 13504 return false; 13505 } 13506 13507 return true; 13508 } 13509 13510 private String getActiveLauncherPackageName(int userId) { 13511 Intent intent = new Intent(Intent.ACTION_MAIN); 13512 intent.addCategory(Intent.CATEGORY_HOME); 13513 ResolveInfo resolveInfo = resolveIntent( 13514 intent, 13515 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13516 PackageManager.MATCH_DEFAULT_ONLY, 13517 userId); 13518 13519 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13520 } 13521 13522 private String getDefaultDialerPackageName(int userId) { 13523 synchronized (mPackages) { 13524 return mSettings.getDefaultDialerPackageNameLPw(userId); 13525 } 13526 } 13527 13528 @Override 13529 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13530 mContext.enforceCallingOrSelfPermission( 13531 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13532 "Only package verification agents can verify applications"); 13533 13534 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13535 final PackageVerificationResponse response = new PackageVerificationResponse( 13536 verificationCode, Binder.getCallingUid()); 13537 msg.arg1 = id; 13538 msg.obj = response; 13539 mHandler.sendMessage(msg); 13540 } 13541 13542 @Override 13543 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13544 long millisecondsToDelay) { 13545 mContext.enforceCallingOrSelfPermission( 13546 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13547 "Only package verification agents can extend verification timeouts"); 13548 13549 final PackageVerificationState state = mPendingVerification.get(id); 13550 final PackageVerificationResponse response = new PackageVerificationResponse( 13551 verificationCodeAtTimeout, Binder.getCallingUid()); 13552 13553 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13554 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13555 } 13556 if (millisecondsToDelay < 0) { 13557 millisecondsToDelay = 0; 13558 } 13559 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13560 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13561 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13562 } 13563 13564 if ((state != null) && !state.timeoutExtended()) { 13565 state.extendTimeout(); 13566 13567 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13568 msg.arg1 = id; 13569 msg.obj = response; 13570 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13571 } 13572 } 13573 13574 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13575 int verificationCode, UserHandle user) { 13576 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13577 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13578 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13579 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13580 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13581 13582 mContext.sendBroadcastAsUser(intent, user, 13583 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13584 } 13585 13586 private ComponentName matchComponentForVerifier(String packageName, 13587 List<ResolveInfo> receivers) { 13588 ActivityInfo targetReceiver = null; 13589 13590 final int NR = receivers.size(); 13591 for (int i = 0; i < NR; i++) { 13592 final ResolveInfo info = receivers.get(i); 13593 if (info.activityInfo == null) { 13594 continue; 13595 } 13596 13597 if (packageName.equals(info.activityInfo.packageName)) { 13598 targetReceiver = info.activityInfo; 13599 break; 13600 } 13601 } 13602 13603 if (targetReceiver == null) { 13604 return null; 13605 } 13606 13607 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13608 } 13609 13610 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13611 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13612 if (pkgInfo.verifiers.length == 0) { 13613 return null; 13614 } 13615 13616 final int N = pkgInfo.verifiers.length; 13617 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13618 for (int i = 0; i < N; i++) { 13619 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13620 13621 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13622 receivers); 13623 if (comp == null) { 13624 continue; 13625 } 13626 13627 final int verifierUid = getUidForVerifier(verifierInfo); 13628 if (verifierUid == -1) { 13629 continue; 13630 } 13631 13632 if (DEBUG_VERIFY) { 13633 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13634 + " with the correct signature"); 13635 } 13636 sufficientVerifiers.add(comp); 13637 verificationState.addSufficientVerifier(verifierUid); 13638 } 13639 13640 return sufficientVerifiers; 13641 } 13642 13643 private int getUidForVerifier(VerifierInfo verifierInfo) { 13644 synchronized (mPackages) { 13645 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13646 if (pkg == null) { 13647 return -1; 13648 } else if (pkg.mSignatures.length != 1) { 13649 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13650 + " has more than one signature; ignoring"); 13651 return -1; 13652 } 13653 13654 /* 13655 * If the public key of the package's signature does not match 13656 * our expected public key, then this is a different package and 13657 * we should skip. 13658 */ 13659 13660 final byte[] expectedPublicKey; 13661 try { 13662 final Signature verifierSig = pkg.mSignatures[0]; 13663 final PublicKey publicKey = verifierSig.getPublicKey(); 13664 expectedPublicKey = publicKey.getEncoded(); 13665 } catch (CertificateException e) { 13666 return -1; 13667 } 13668 13669 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13670 13671 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13672 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13673 + " does not have the expected public key; ignoring"); 13674 return -1; 13675 } 13676 13677 return pkg.applicationInfo.uid; 13678 } 13679 } 13680 13681 @Override 13682 public void finishPackageInstall(int token, boolean didLaunch) { 13683 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13684 13685 if (DEBUG_INSTALL) { 13686 Slog.v(TAG, "BM finishing package install for " + token); 13687 } 13688 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13689 13690 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13691 mHandler.sendMessage(msg); 13692 } 13693 13694 /** 13695 * Get the verification agent timeout. 13696 * 13697 * @return verification timeout in milliseconds 13698 */ 13699 private long getVerificationTimeout() { 13700 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13701 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13702 DEFAULT_VERIFICATION_TIMEOUT); 13703 } 13704 13705 /** 13706 * Get the default verification agent response code. 13707 * 13708 * @return default verification response code 13709 */ 13710 private int getDefaultVerificationResponse() { 13711 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13712 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13713 DEFAULT_VERIFICATION_RESPONSE); 13714 } 13715 13716 /** 13717 * Check whether or not package verification has been enabled. 13718 * 13719 * @return true if verification should be performed 13720 */ 13721 private boolean isVerificationEnabled(int userId, int installFlags) { 13722 if (!DEFAULT_VERIFY_ENABLE) { 13723 return false; 13724 } 13725 13726 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13727 13728 // Check if installing from ADB 13729 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13730 // Do not run verification in a test harness environment 13731 if (ActivityManager.isRunningInTestHarness()) { 13732 return false; 13733 } 13734 if (ensureVerifyAppsEnabled) { 13735 return true; 13736 } 13737 // Check if the developer does not want package verification for ADB installs 13738 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13739 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13740 return false; 13741 } 13742 } 13743 13744 if (ensureVerifyAppsEnabled) { 13745 return true; 13746 } 13747 13748 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13749 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13750 } 13751 13752 @Override 13753 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13754 throws RemoteException { 13755 mContext.enforceCallingOrSelfPermission( 13756 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13757 "Only intentfilter verification agents can verify applications"); 13758 13759 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13760 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13761 Binder.getCallingUid(), verificationCode, failedDomains); 13762 msg.arg1 = id; 13763 msg.obj = response; 13764 mHandler.sendMessage(msg); 13765 } 13766 13767 @Override 13768 public int getIntentVerificationStatus(String packageName, int userId) { 13769 synchronized (mPackages) { 13770 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13771 } 13772 } 13773 13774 @Override 13775 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13776 mContext.enforceCallingOrSelfPermission( 13777 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13778 13779 boolean result = false; 13780 synchronized (mPackages) { 13781 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13782 } 13783 if (result) { 13784 scheduleWritePackageRestrictionsLocked(userId); 13785 } 13786 return result; 13787 } 13788 13789 @Override 13790 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13791 String packageName) { 13792 synchronized (mPackages) { 13793 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13794 } 13795 } 13796 13797 @Override 13798 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13799 if (TextUtils.isEmpty(packageName)) { 13800 return ParceledListSlice.emptyList(); 13801 } 13802 synchronized (mPackages) { 13803 PackageParser.Package pkg = mPackages.get(packageName); 13804 if (pkg == null || pkg.activities == null) { 13805 return ParceledListSlice.emptyList(); 13806 } 13807 final int count = pkg.activities.size(); 13808 ArrayList<IntentFilter> result = new ArrayList<>(); 13809 for (int n=0; n<count; n++) { 13810 PackageParser.Activity activity = pkg.activities.get(n); 13811 if (activity.intents != null && activity.intents.size() > 0) { 13812 result.addAll(activity.intents); 13813 } 13814 } 13815 return new ParceledListSlice<>(result); 13816 } 13817 } 13818 13819 @Override 13820 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13821 mContext.enforceCallingOrSelfPermission( 13822 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13823 13824 synchronized (mPackages) { 13825 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13826 if (packageName != null) { 13827 result |= updateIntentVerificationStatus(packageName, 13828 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13829 userId); 13830 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13831 packageName, userId); 13832 } 13833 return result; 13834 } 13835 } 13836 13837 @Override 13838 public String getDefaultBrowserPackageName(int userId) { 13839 synchronized (mPackages) { 13840 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13841 } 13842 } 13843 13844 /** 13845 * Get the "allow unknown sources" setting. 13846 * 13847 * @return the current "allow unknown sources" setting 13848 */ 13849 private int getUnknownSourcesSettings() { 13850 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13851 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13852 -1); 13853 } 13854 13855 @Override 13856 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13857 final int uid = Binder.getCallingUid(); 13858 // writer 13859 synchronized (mPackages) { 13860 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13861 if (targetPackageSetting == null) { 13862 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13863 } 13864 13865 PackageSetting installerPackageSetting; 13866 if (installerPackageName != null) { 13867 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13868 if (installerPackageSetting == null) { 13869 throw new IllegalArgumentException("Unknown installer package: " 13870 + installerPackageName); 13871 } 13872 } else { 13873 installerPackageSetting = null; 13874 } 13875 13876 Signature[] callerSignature; 13877 Object obj = mSettings.getUserIdLPr(uid); 13878 if (obj != null) { 13879 if (obj instanceof SharedUserSetting) { 13880 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13881 } else if (obj instanceof PackageSetting) { 13882 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13883 } else { 13884 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13885 } 13886 } else { 13887 throw new SecurityException("Unknown calling UID: " + uid); 13888 } 13889 13890 // Verify: can't set installerPackageName to a package that is 13891 // not signed with the same cert as the caller. 13892 if (installerPackageSetting != null) { 13893 if (compareSignatures(callerSignature, 13894 installerPackageSetting.signatures.mSignatures) 13895 != PackageManager.SIGNATURE_MATCH) { 13896 throw new SecurityException( 13897 "Caller does not have same cert as new installer package " 13898 + installerPackageName); 13899 } 13900 } 13901 13902 // Verify: if target already has an installer package, it must 13903 // be signed with the same cert as the caller. 13904 if (targetPackageSetting.installerPackageName != null) { 13905 PackageSetting setting = mSettings.mPackages.get( 13906 targetPackageSetting.installerPackageName); 13907 // If the currently set package isn't valid, then it's always 13908 // okay to change it. 13909 if (setting != null) { 13910 if (compareSignatures(callerSignature, 13911 setting.signatures.mSignatures) 13912 != PackageManager.SIGNATURE_MATCH) { 13913 throw new SecurityException( 13914 "Caller does not have same cert as old installer package " 13915 + targetPackageSetting.installerPackageName); 13916 } 13917 } 13918 } 13919 13920 // Okay! 13921 targetPackageSetting.installerPackageName = installerPackageName; 13922 if (installerPackageName != null) { 13923 mSettings.mInstallerPackages.add(installerPackageName); 13924 } 13925 scheduleWriteSettingsLocked(); 13926 } 13927 } 13928 13929 @Override 13930 public void setApplicationCategoryHint(String packageName, int categoryHint, 13931 String callerPackageName) { 13932 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13933 callerPackageName); 13934 synchronized (mPackages) { 13935 PackageSetting ps = mSettings.mPackages.get(packageName); 13936 if (ps == null) { 13937 throw new IllegalArgumentException("Unknown target package " + packageName); 13938 } 13939 13940 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13941 throw new IllegalArgumentException("Calling package " + callerPackageName 13942 + " is not installer for " + packageName); 13943 } 13944 13945 if (ps.categoryHint != categoryHint) { 13946 ps.categoryHint = categoryHint; 13947 scheduleWriteSettingsLocked(); 13948 } 13949 } 13950 } 13951 13952 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13953 // Queue up an async operation since the package installation may take a little while. 13954 mHandler.post(new Runnable() { 13955 public void run() { 13956 mHandler.removeCallbacks(this); 13957 // Result object to be returned 13958 PackageInstalledInfo res = new PackageInstalledInfo(); 13959 res.setReturnCode(currentStatus); 13960 res.uid = -1; 13961 res.pkg = null; 13962 res.removedInfo = null; 13963 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13964 args.doPreInstall(res.returnCode); 13965 synchronized (mInstallLock) { 13966 installPackageTracedLI(args, res); 13967 } 13968 args.doPostInstall(res.returnCode, res.uid); 13969 } 13970 13971 // A restore should be performed at this point if (a) the install 13972 // succeeded, (b) the operation is not an update, and (c) the new 13973 // package has not opted out of backup participation. 13974 final boolean update = res.removedInfo != null 13975 && res.removedInfo.removedPackage != null; 13976 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13977 boolean doRestore = !update 13978 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13979 13980 // Set up the post-install work request bookkeeping. This will be used 13981 // and cleaned up by the post-install event handling regardless of whether 13982 // there's a restore pass performed. Token values are >= 1. 13983 int token; 13984 if (mNextInstallToken < 0) mNextInstallToken = 1; 13985 token = mNextInstallToken++; 13986 13987 PostInstallData data = new PostInstallData(args, res); 13988 mRunningInstalls.put(token, data); 13989 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13990 13991 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13992 // Pass responsibility to the Backup Manager. It will perform a 13993 // restore if appropriate, then pass responsibility back to the 13994 // Package Manager to run the post-install observer callbacks 13995 // and broadcasts. 13996 IBackupManager bm = IBackupManager.Stub.asInterface( 13997 ServiceManager.getService(Context.BACKUP_SERVICE)); 13998 if (bm != null) { 13999 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14000 + " to BM for possible restore"); 14001 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14002 try { 14003 // TODO: http://b/22388012 14004 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14005 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14006 } else { 14007 doRestore = false; 14008 } 14009 } catch (RemoteException e) { 14010 // can't happen; the backup manager is local 14011 } catch (Exception e) { 14012 Slog.e(TAG, "Exception trying to enqueue restore", e); 14013 doRestore = false; 14014 } 14015 } else { 14016 Slog.e(TAG, "Backup Manager not found!"); 14017 doRestore = false; 14018 } 14019 } 14020 14021 if (!doRestore) { 14022 // No restore possible, or the Backup Manager was mysteriously not 14023 // available -- just fire the post-install work request directly. 14024 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14025 14026 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14027 14028 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14029 mHandler.sendMessage(msg); 14030 } 14031 } 14032 }); 14033 } 14034 14035 /** 14036 * Callback from PackageSettings whenever an app is first transitioned out of the 14037 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14038 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14039 * here whether the app is the target of an ongoing install, and only send the 14040 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14041 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14042 * handling. 14043 */ 14044 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14045 // Serialize this with the rest of the install-process message chain. In the 14046 // restore-at-install case, this Runnable will necessarily run before the 14047 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14048 // are coherent. In the non-restore case, the app has already completed install 14049 // and been launched through some other means, so it is not in a problematic 14050 // state for observers to see the FIRST_LAUNCH signal. 14051 mHandler.post(new Runnable() { 14052 @Override 14053 public void run() { 14054 for (int i = 0; i < mRunningInstalls.size(); i++) { 14055 final PostInstallData data = mRunningInstalls.valueAt(i); 14056 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14057 continue; 14058 } 14059 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14060 // right package; but is it for the right user? 14061 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14062 if (userId == data.res.newUsers[uIndex]) { 14063 if (DEBUG_BACKUP) { 14064 Slog.i(TAG, "Package " + pkgName 14065 + " being restored so deferring FIRST_LAUNCH"); 14066 } 14067 return; 14068 } 14069 } 14070 } 14071 } 14072 // didn't find it, so not being restored 14073 if (DEBUG_BACKUP) { 14074 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14075 } 14076 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14077 } 14078 }); 14079 } 14080 14081 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14082 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14083 installerPkg, null, userIds); 14084 } 14085 14086 private abstract class HandlerParams { 14087 private static final int MAX_RETRIES = 4; 14088 14089 /** 14090 * Number of times startCopy() has been attempted and had a non-fatal 14091 * error. 14092 */ 14093 private int mRetries = 0; 14094 14095 /** User handle for the user requesting the information or installation. */ 14096 private final UserHandle mUser; 14097 String traceMethod; 14098 int traceCookie; 14099 14100 HandlerParams(UserHandle user) { 14101 mUser = user; 14102 } 14103 14104 UserHandle getUser() { 14105 return mUser; 14106 } 14107 14108 HandlerParams setTraceMethod(String traceMethod) { 14109 this.traceMethod = traceMethod; 14110 return this; 14111 } 14112 14113 HandlerParams setTraceCookie(int traceCookie) { 14114 this.traceCookie = traceCookie; 14115 return this; 14116 } 14117 14118 final boolean startCopy() { 14119 boolean res; 14120 try { 14121 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14122 14123 if (++mRetries > MAX_RETRIES) { 14124 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14125 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14126 handleServiceError(); 14127 return false; 14128 } else { 14129 handleStartCopy(); 14130 res = true; 14131 } 14132 } catch (RemoteException e) { 14133 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14134 mHandler.sendEmptyMessage(MCS_RECONNECT); 14135 res = false; 14136 } 14137 handleReturnCode(); 14138 return res; 14139 } 14140 14141 final void serviceError() { 14142 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14143 handleServiceError(); 14144 handleReturnCode(); 14145 } 14146 14147 abstract void handleStartCopy() throws RemoteException; 14148 abstract void handleServiceError(); 14149 abstract void handleReturnCode(); 14150 } 14151 14152 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14153 for (File path : paths) { 14154 try { 14155 mcs.clearDirectory(path.getAbsolutePath()); 14156 } catch (RemoteException e) { 14157 } 14158 } 14159 } 14160 14161 static class OriginInfo { 14162 /** 14163 * Location where install is coming from, before it has been 14164 * copied/renamed into place. This could be a single monolithic APK 14165 * file, or a cluster directory. This location may be untrusted. 14166 */ 14167 final File file; 14168 final String cid; 14169 14170 /** 14171 * Flag indicating that {@link #file} or {@link #cid} has already been 14172 * staged, meaning downstream users don't need to defensively copy the 14173 * contents. 14174 */ 14175 final boolean staged; 14176 14177 /** 14178 * Flag indicating that {@link #file} or {@link #cid} is an already 14179 * installed app that is being moved. 14180 */ 14181 final boolean existing; 14182 14183 final String resolvedPath; 14184 final File resolvedFile; 14185 14186 static OriginInfo fromNothing() { 14187 return new OriginInfo(null, null, false, false); 14188 } 14189 14190 static OriginInfo fromUntrustedFile(File file) { 14191 return new OriginInfo(file, null, false, false); 14192 } 14193 14194 static OriginInfo fromExistingFile(File file) { 14195 return new OriginInfo(file, null, false, true); 14196 } 14197 14198 static OriginInfo fromStagedFile(File file) { 14199 return new OriginInfo(file, null, true, false); 14200 } 14201 14202 static OriginInfo fromStagedContainer(String cid) { 14203 return new OriginInfo(null, cid, true, false); 14204 } 14205 14206 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14207 this.file = file; 14208 this.cid = cid; 14209 this.staged = staged; 14210 this.existing = existing; 14211 14212 if (cid != null) { 14213 resolvedPath = PackageHelper.getSdDir(cid); 14214 resolvedFile = new File(resolvedPath); 14215 } else if (file != null) { 14216 resolvedPath = file.getAbsolutePath(); 14217 resolvedFile = file; 14218 } else { 14219 resolvedPath = null; 14220 resolvedFile = null; 14221 } 14222 } 14223 } 14224 14225 static class MoveInfo { 14226 final int moveId; 14227 final String fromUuid; 14228 final String toUuid; 14229 final String packageName; 14230 final String dataAppName; 14231 final int appId; 14232 final String seinfo; 14233 final int targetSdkVersion; 14234 14235 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14236 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14237 this.moveId = moveId; 14238 this.fromUuid = fromUuid; 14239 this.toUuid = toUuid; 14240 this.packageName = packageName; 14241 this.dataAppName = dataAppName; 14242 this.appId = appId; 14243 this.seinfo = seinfo; 14244 this.targetSdkVersion = targetSdkVersion; 14245 } 14246 } 14247 14248 static class VerificationInfo { 14249 /** A constant used to indicate that a uid value is not present. */ 14250 public static final int NO_UID = -1; 14251 14252 /** URI referencing where the package was downloaded from. */ 14253 final Uri originatingUri; 14254 14255 /** HTTP referrer URI associated with the originatingURI. */ 14256 final Uri referrer; 14257 14258 /** UID of the application that the install request originated from. */ 14259 final int originatingUid; 14260 14261 /** UID of application requesting the install */ 14262 final int installerUid; 14263 14264 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14265 this.originatingUri = originatingUri; 14266 this.referrer = referrer; 14267 this.originatingUid = originatingUid; 14268 this.installerUid = installerUid; 14269 } 14270 } 14271 14272 class InstallParams extends HandlerParams { 14273 final OriginInfo origin; 14274 final MoveInfo move; 14275 final IPackageInstallObserver2 observer; 14276 int installFlags; 14277 final String installerPackageName; 14278 final String volumeUuid; 14279 private InstallArgs mArgs; 14280 private int mRet; 14281 final String packageAbiOverride; 14282 final String[] grantedRuntimePermissions; 14283 final VerificationInfo verificationInfo; 14284 final Certificate[][] certificates; 14285 final int installReason; 14286 14287 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14288 int installFlags, String installerPackageName, String volumeUuid, 14289 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14290 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14291 super(user); 14292 this.origin = origin; 14293 this.move = move; 14294 this.observer = observer; 14295 this.installFlags = installFlags; 14296 this.installerPackageName = installerPackageName; 14297 this.volumeUuid = volumeUuid; 14298 this.verificationInfo = verificationInfo; 14299 this.packageAbiOverride = packageAbiOverride; 14300 this.grantedRuntimePermissions = grantedPermissions; 14301 this.certificates = certificates; 14302 this.installReason = installReason; 14303 } 14304 14305 @Override 14306 public String toString() { 14307 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14308 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14309 } 14310 14311 private int installLocationPolicy(PackageInfoLite pkgLite) { 14312 String packageName = pkgLite.packageName; 14313 int installLocation = pkgLite.installLocation; 14314 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14315 // reader 14316 synchronized (mPackages) { 14317 // Currently installed package which the new package is attempting to replace or 14318 // null if no such package is installed. 14319 PackageParser.Package installedPkg = mPackages.get(packageName); 14320 // Package which currently owns the data which the new package will own if installed. 14321 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14322 // will be null whereas dataOwnerPkg will contain information about the package 14323 // which was uninstalled while keeping its data. 14324 PackageParser.Package dataOwnerPkg = installedPkg; 14325 if (dataOwnerPkg == null) { 14326 PackageSetting ps = mSettings.mPackages.get(packageName); 14327 if (ps != null) { 14328 dataOwnerPkg = ps.pkg; 14329 } 14330 } 14331 14332 if (dataOwnerPkg != null) { 14333 // If installed, the package will get access to data left on the device by its 14334 // predecessor. As a security measure, this is permited only if this is not a 14335 // version downgrade or if the predecessor package is marked as debuggable and 14336 // a downgrade is explicitly requested. 14337 // 14338 // On debuggable platform builds, downgrades are permitted even for 14339 // non-debuggable packages to make testing easier. Debuggable platform builds do 14340 // not offer security guarantees and thus it's OK to disable some security 14341 // mechanisms to make debugging/testing easier on those builds. However, even on 14342 // debuggable builds downgrades of packages are permitted only if requested via 14343 // installFlags. This is because we aim to keep the behavior of debuggable 14344 // platform builds as close as possible to the behavior of non-debuggable 14345 // platform builds. 14346 final boolean downgradeRequested = 14347 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14348 final boolean packageDebuggable = 14349 (dataOwnerPkg.applicationInfo.flags 14350 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14351 final boolean downgradePermitted = 14352 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14353 if (!downgradePermitted) { 14354 try { 14355 checkDowngrade(dataOwnerPkg, pkgLite); 14356 } catch (PackageManagerException e) { 14357 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14358 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14359 } 14360 } 14361 } 14362 14363 if (installedPkg != null) { 14364 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14365 // Check for updated system application. 14366 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14367 if (onSd) { 14368 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14369 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14370 } 14371 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14372 } else { 14373 if (onSd) { 14374 // Install flag overrides everything. 14375 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14376 } 14377 // If current upgrade specifies particular preference 14378 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14379 // Application explicitly specified internal. 14380 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14381 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14382 // App explictly prefers external. Let policy decide 14383 } else { 14384 // Prefer previous location 14385 if (isExternal(installedPkg)) { 14386 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14387 } 14388 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14389 } 14390 } 14391 } else { 14392 // Invalid install. Return error code 14393 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14394 } 14395 } 14396 } 14397 // All the special cases have been taken care of. 14398 // Return result based on recommended install location. 14399 if (onSd) { 14400 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14401 } 14402 return pkgLite.recommendedInstallLocation; 14403 } 14404 14405 /* 14406 * Invoke remote method to get package information and install 14407 * location values. Override install location based on default 14408 * policy if needed and then create install arguments based 14409 * on the install location. 14410 */ 14411 public void handleStartCopy() throws RemoteException { 14412 int ret = PackageManager.INSTALL_SUCCEEDED; 14413 14414 // If we're already staged, we've firmly committed to an install location 14415 if (origin.staged) { 14416 if (origin.file != null) { 14417 installFlags |= PackageManager.INSTALL_INTERNAL; 14418 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14419 } else if (origin.cid != null) { 14420 installFlags |= PackageManager.INSTALL_EXTERNAL; 14421 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14422 } else { 14423 throw new IllegalStateException("Invalid stage location"); 14424 } 14425 } 14426 14427 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14428 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14429 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14430 PackageInfoLite pkgLite = null; 14431 14432 if (onInt && onSd) { 14433 // Check if both bits are set. 14434 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14435 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14436 } else if (onSd && ephemeral) { 14437 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14438 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14439 } else { 14440 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14441 packageAbiOverride); 14442 14443 if (DEBUG_EPHEMERAL && ephemeral) { 14444 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14445 } 14446 14447 /* 14448 * If we have too little free space, try to free cache 14449 * before giving up. 14450 */ 14451 if (!origin.staged && pkgLite.recommendedInstallLocation 14452 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14453 // TODO: focus freeing disk space on the target device 14454 final StorageManager storage = StorageManager.from(mContext); 14455 final long lowThreshold = storage.getStorageLowBytes( 14456 Environment.getDataDirectory()); 14457 14458 final long sizeBytes = mContainerService.calculateInstalledSize( 14459 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14460 14461 try { 14462 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14463 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14464 installFlags, packageAbiOverride); 14465 } catch (InstallerException e) { 14466 Slog.w(TAG, "Failed to free cache", e); 14467 } 14468 14469 /* 14470 * The cache free must have deleted the file we 14471 * downloaded to install. 14472 * 14473 * TODO: fix the "freeCache" call to not delete 14474 * the file we care about. 14475 */ 14476 if (pkgLite.recommendedInstallLocation 14477 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14478 pkgLite.recommendedInstallLocation 14479 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14480 } 14481 } 14482 } 14483 14484 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14485 int loc = pkgLite.recommendedInstallLocation; 14486 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14487 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14488 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14489 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14490 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14491 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14492 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14493 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14494 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14495 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14496 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14497 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14498 } else { 14499 // Override with defaults if needed. 14500 loc = installLocationPolicy(pkgLite); 14501 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14502 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14503 } else if (!onSd && !onInt) { 14504 // Override install location with flags 14505 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14506 // Set the flag to install on external media. 14507 installFlags |= PackageManager.INSTALL_EXTERNAL; 14508 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14509 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14510 if (DEBUG_EPHEMERAL) { 14511 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14512 } 14513 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14514 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14515 |PackageManager.INSTALL_INTERNAL); 14516 } else { 14517 // Make sure the flag for installing on external 14518 // media is unset 14519 installFlags |= PackageManager.INSTALL_INTERNAL; 14520 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14521 } 14522 } 14523 } 14524 } 14525 14526 final InstallArgs args = createInstallArgs(this); 14527 mArgs = args; 14528 14529 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14530 // TODO: http://b/22976637 14531 // Apps installed for "all" users use the device owner to verify the app 14532 UserHandle verifierUser = getUser(); 14533 if (verifierUser == UserHandle.ALL) { 14534 verifierUser = UserHandle.SYSTEM; 14535 } 14536 14537 /* 14538 * Determine if we have any installed package verifiers. If we 14539 * do, then we'll defer to them to verify the packages. 14540 */ 14541 final int requiredUid = mRequiredVerifierPackage == null ? -1 14542 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14543 verifierUser.getIdentifier()); 14544 if (!origin.existing && requiredUid != -1 14545 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14546 final Intent verification = new Intent( 14547 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14548 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14549 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14550 PACKAGE_MIME_TYPE); 14551 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14552 14553 // Query all live verifiers based on current user state 14554 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14555 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14556 14557 if (DEBUG_VERIFY) { 14558 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14559 + verification.toString() + " with " + pkgLite.verifiers.length 14560 + " optional verifiers"); 14561 } 14562 14563 final int verificationId = mPendingVerificationToken++; 14564 14565 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14566 14567 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14568 installerPackageName); 14569 14570 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14571 installFlags); 14572 14573 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14574 pkgLite.packageName); 14575 14576 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14577 pkgLite.versionCode); 14578 14579 if (verificationInfo != null) { 14580 if (verificationInfo.originatingUri != null) { 14581 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14582 verificationInfo.originatingUri); 14583 } 14584 if (verificationInfo.referrer != null) { 14585 verification.putExtra(Intent.EXTRA_REFERRER, 14586 verificationInfo.referrer); 14587 } 14588 if (verificationInfo.originatingUid >= 0) { 14589 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14590 verificationInfo.originatingUid); 14591 } 14592 if (verificationInfo.installerUid >= 0) { 14593 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14594 verificationInfo.installerUid); 14595 } 14596 } 14597 14598 final PackageVerificationState verificationState = new PackageVerificationState( 14599 requiredUid, args); 14600 14601 mPendingVerification.append(verificationId, verificationState); 14602 14603 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14604 receivers, verificationState); 14605 14606 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14607 final long idleDuration = getVerificationTimeout(); 14608 14609 /* 14610 * If any sufficient verifiers were listed in the package 14611 * manifest, attempt to ask them. 14612 */ 14613 if (sufficientVerifiers != null) { 14614 final int N = sufficientVerifiers.size(); 14615 if (N == 0) { 14616 Slog.i(TAG, "Additional verifiers required, but none installed."); 14617 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14618 } else { 14619 for (int i = 0; i < N; i++) { 14620 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14621 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14622 verifierComponent.getPackageName(), idleDuration, 14623 verifierUser.getIdentifier(), false, "package verifier"); 14624 14625 final Intent sufficientIntent = new Intent(verification); 14626 sufficientIntent.setComponent(verifierComponent); 14627 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14628 } 14629 } 14630 } 14631 14632 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14633 mRequiredVerifierPackage, receivers); 14634 if (ret == PackageManager.INSTALL_SUCCEEDED 14635 && mRequiredVerifierPackage != null) { 14636 Trace.asyncTraceBegin( 14637 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14638 /* 14639 * Send the intent to the required verification agent, 14640 * but only start the verification timeout after the 14641 * target BroadcastReceivers have run. 14642 */ 14643 verification.setComponent(requiredVerifierComponent); 14644 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14645 mRequiredVerifierPackage, idleDuration, 14646 verifierUser.getIdentifier(), false, "package verifier"); 14647 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14648 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14649 new BroadcastReceiver() { 14650 @Override 14651 public void onReceive(Context context, Intent intent) { 14652 final Message msg = mHandler 14653 .obtainMessage(CHECK_PENDING_VERIFICATION); 14654 msg.arg1 = verificationId; 14655 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14656 } 14657 }, null, 0, null, null); 14658 14659 /* 14660 * We don't want the copy to proceed until verification 14661 * succeeds, so null out this field. 14662 */ 14663 mArgs = null; 14664 } 14665 } else { 14666 /* 14667 * No package verification is enabled, so immediately start 14668 * the remote call to initiate copy using temporary file. 14669 */ 14670 ret = args.copyApk(mContainerService, true); 14671 } 14672 } 14673 14674 mRet = ret; 14675 } 14676 14677 @Override 14678 void handleReturnCode() { 14679 // If mArgs is null, then MCS couldn't be reached. When it 14680 // reconnects, it will try again to install. At that point, this 14681 // will succeed. 14682 if (mArgs != null) { 14683 processPendingInstall(mArgs, mRet); 14684 } 14685 } 14686 14687 @Override 14688 void handleServiceError() { 14689 mArgs = createInstallArgs(this); 14690 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14691 } 14692 14693 public boolean isForwardLocked() { 14694 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14695 } 14696 } 14697 14698 /** 14699 * Used during creation of InstallArgs 14700 * 14701 * @param installFlags package installation flags 14702 * @return true if should be installed on external storage 14703 */ 14704 private static boolean installOnExternalAsec(int installFlags) { 14705 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14706 return false; 14707 } 14708 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14709 return true; 14710 } 14711 return false; 14712 } 14713 14714 /** 14715 * Used during creation of InstallArgs 14716 * 14717 * @param installFlags package installation flags 14718 * @return true if should be installed as forward locked 14719 */ 14720 private static boolean installForwardLocked(int installFlags) { 14721 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14722 } 14723 14724 private InstallArgs createInstallArgs(InstallParams params) { 14725 if (params.move != null) { 14726 return new MoveInstallArgs(params); 14727 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14728 return new AsecInstallArgs(params); 14729 } else { 14730 return new FileInstallArgs(params); 14731 } 14732 } 14733 14734 /** 14735 * Create args that describe an existing installed package. Typically used 14736 * when cleaning up old installs, or used as a move source. 14737 */ 14738 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14739 String resourcePath, String[] instructionSets) { 14740 final boolean isInAsec; 14741 if (installOnExternalAsec(installFlags)) { 14742 /* Apps on SD card are always in ASEC containers. */ 14743 isInAsec = true; 14744 } else if (installForwardLocked(installFlags) 14745 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14746 /* 14747 * Forward-locked apps are only in ASEC containers if they're the 14748 * new style 14749 */ 14750 isInAsec = true; 14751 } else { 14752 isInAsec = false; 14753 } 14754 14755 if (isInAsec) { 14756 return new AsecInstallArgs(codePath, instructionSets, 14757 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14758 } else { 14759 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14760 } 14761 } 14762 14763 static abstract class InstallArgs { 14764 /** @see InstallParams#origin */ 14765 final OriginInfo origin; 14766 /** @see InstallParams#move */ 14767 final MoveInfo move; 14768 14769 final IPackageInstallObserver2 observer; 14770 // Always refers to PackageManager flags only 14771 final int installFlags; 14772 final String installerPackageName; 14773 final String volumeUuid; 14774 final UserHandle user; 14775 final String abiOverride; 14776 final String[] installGrantPermissions; 14777 /** If non-null, drop an async trace when the install completes */ 14778 final String traceMethod; 14779 final int traceCookie; 14780 final Certificate[][] certificates; 14781 final int installReason; 14782 14783 // The list of instruction sets supported by this app. This is currently 14784 // only used during the rmdex() phase to clean up resources. We can get rid of this 14785 // if we move dex files under the common app path. 14786 /* nullable */ String[] instructionSets; 14787 14788 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14789 int installFlags, String installerPackageName, String volumeUuid, 14790 UserHandle user, String[] instructionSets, 14791 String abiOverride, String[] installGrantPermissions, 14792 String traceMethod, int traceCookie, Certificate[][] certificates, 14793 int installReason) { 14794 this.origin = origin; 14795 this.move = move; 14796 this.installFlags = installFlags; 14797 this.observer = observer; 14798 this.installerPackageName = installerPackageName; 14799 this.volumeUuid = volumeUuid; 14800 this.user = user; 14801 this.instructionSets = instructionSets; 14802 this.abiOverride = abiOverride; 14803 this.installGrantPermissions = installGrantPermissions; 14804 this.traceMethod = traceMethod; 14805 this.traceCookie = traceCookie; 14806 this.certificates = certificates; 14807 this.installReason = installReason; 14808 } 14809 14810 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14811 abstract int doPreInstall(int status); 14812 14813 /** 14814 * Rename package into final resting place. All paths on the given 14815 * scanned package should be updated to reflect the rename. 14816 */ 14817 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14818 abstract int doPostInstall(int status, int uid); 14819 14820 /** @see PackageSettingBase#codePathString */ 14821 abstract String getCodePath(); 14822 /** @see PackageSettingBase#resourcePathString */ 14823 abstract String getResourcePath(); 14824 14825 // Need installer lock especially for dex file removal. 14826 abstract void cleanUpResourcesLI(); 14827 abstract boolean doPostDeleteLI(boolean delete); 14828 14829 /** 14830 * Called before the source arguments are copied. This is used mostly 14831 * for MoveParams when it needs to read the source file to put it in the 14832 * destination. 14833 */ 14834 int doPreCopy() { 14835 return PackageManager.INSTALL_SUCCEEDED; 14836 } 14837 14838 /** 14839 * Called after the source arguments are copied. This is used mostly for 14840 * MoveParams when it needs to read the source file to put it in the 14841 * destination. 14842 */ 14843 int doPostCopy(int uid) { 14844 return PackageManager.INSTALL_SUCCEEDED; 14845 } 14846 14847 protected boolean isFwdLocked() { 14848 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14849 } 14850 14851 protected boolean isExternalAsec() { 14852 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14853 } 14854 14855 protected boolean isEphemeral() { 14856 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14857 } 14858 14859 UserHandle getUser() { 14860 return user; 14861 } 14862 } 14863 14864 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14865 if (!allCodePaths.isEmpty()) { 14866 if (instructionSets == null) { 14867 throw new IllegalStateException("instructionSet == null"); 14868 } 14869 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14870 for (String codePath : allCodePaths) { 14871 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14872 try { 14873 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14874 } catch (InstallerException ignored) { 14875 } 14876 } 14877 } 14878 } 14879 } 14880 14881 /** 14882 * Logic to handle installation of non-ASEC applications, including copying 14883 * and renaming logic. 14884 */ 14885 class FileInstallArgs extends InstallArgs { 14886 private File codeFile; 14887 private File resourceFile; 14888 14889 // Example topology: 14890 // /data/app/com.example/base.apk 14891 // /data/app/com.example/split_foo.apk 14892 // /data/app/com.example/lib/arm/libfoo.so 14893 // /data/app/com.example/lib/arm64/libfoo.so 14894 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14895 14896 /** New install */ 14897 FileInstallArgs(InstallParams params) { 14898 super(params.origin, params.move, params.observer, params.installFlags, 14899 params.installerPackageName, params.volumeUuid, 14900 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14901 params.grantedRuntimePermissions, 14902 params.traceMethod, params.traceCookie, params.certificates, 14903 params.installReason); 14904 if (isFwdLocked()) { 14905 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14906 } 14907 } 14908 14909 /** Existing install */ 14910 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14911 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14912 null, null, null, 0, null /*certificates*/, 14913 PackageManager.INSTALL_REASON_UNKNOWN); 14914 this.codeFile = (codePath != null) ? new File(codePath) : null; 14915 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14916 } 14917 14918 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14919 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14920 try { 14921 return doCopyApk(imcs, temp); 14922 } finally { 14923 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14924 } 14925 } 14926 14927 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14928 if (origin.staged) { 14929 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14930 codeFile = origin.file; 14931 resourceFile = origin.file; 14932 return PackageManager.INSTALL_SUCCEEDED; 14933 } 14934 14935 try { 14936 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14937 final File tempDir = 14938 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14939 codeFile = tempDir; 14940 resourceFile = tempDir; 14941 } catch (IOException e) { 14942 Slog.w(TAG, "Failed to create copy file: " + e); 14943 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14944 } 14945 14946 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14947 @Override 14948 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14949 if (!FileUtils.isValidExtFilename(name)) { 14950 throw new IllegalArgumentException("Invalid filename: " + name); 14951 } 14952 try { 14953 final File file = new File(codeFile, name); 14954 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14955 O_RDWR | O_CREAT, 0644); 14956 Os.chmod(file.getAbsolutePath(), 0644); 14957 return new ParcelFileDescriptor(fd); 14958 } catch (ErrnoException e) { 14959 throw new RemoteException("Failed to open: " + e.getMessage()); 14960 } 14961 } 14962 }; 14963 14964 int ret = PackageManager.INSTALL_SUCCEEDED; 14965 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14966 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14967 Slog.e(TAG, "Failed to copy package"); 14968 return ret; 14969 } 14970 14971 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14972 NativeLibraryHelper.Handle handle = null; 14973 try { 14974 handle = NativeLibraryHelper.Handle.create(codeFile); 14975 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14976 abiOverride); 14977 } catch (IOException e) { 14978 Slog.e(TAG, "Copying native libraries failed", e); 14979 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14980 } finally { 14981 IoUtils.closeQuietly(handle); 14982 } 14983 14984 return ret; 14985 } 14986 14987 int doPreInstall(int status) { 14988 if (status != PackageManager.INSTALL_SUCCEEDED) { 14989 cleanUp(); 14990 } 14991 return status; 14992 } 14993 14994 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14995 if (status != PackageManager.INSTALL_SUCCEEDED) { 14996 cleanUp(); 14997 return false; 14998 } 14999 15000 final File targetDir = codeFile.getParentFile(); 15001 final File beforeCodeFile = codeFile; 15002 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15003 15004 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15005 try { 15006 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15007 } catch (ErrnoException e) { 15008 Slog.w(TAG, "Failed to rename", e); 15009 return false; 15010 } 15011 15012 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15013 Slog.w(TAG, "Failed to restorecon"); 15014 return false; 15015 } 15016 15017 // Reflect the rename internally 15018 codeFile = afterCodeFile; 15019 resourceFile = afterCodeFile; 15020 15021 // Reflect the rename in scanned details 15022 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15023 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15024 afterCodeFile, pkg.baseCodePath)); 15025 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15026 afterCodeFile, pkg.splitCodePaths)); 15027 15028 // Reflect the rename in app info 15029 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15030 pkg.setApplicationInfoCodePath(pkg.codePath); 15031 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15032 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15033 pkg.setApplicationInfoResourcePath(pkg.codePath); 15034 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15035 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15036 15037 return true; 15038 } 15039 15040 int doPostInstall(int status, int uid) { 15041 if (status != PackageManager.INSTALL_SUCCEEDED) { 15042 cleanUp(); 15043 } 15044 return status; 15045 } 15046 15047 @Override 15048 String getCodePath() { 15049 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15050 } 15051 15052 @Override 15053 String getResourcePath() { 15054 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15055 } 15056 15057 private boolean cleanUp() { 15058 if (codeFile == null || !codeFile.exists()) { 15059 return false; 15060 } 15061 15062 removeCodePathLI(codeFile); 15063 15064 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15065 resourceFile.delete(); 15066 } 15067 15068 return true; 15069 } 15070 15071 void cleanUpResourcesLI() { 15072 // Try enumerating all code paths before deleting 15073 List<String> allCodePaths = Collections.EMPTY_LIST; 15074 if (codeFile != null && codeFile.exists()) { 15075 try { 15076 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15077 allCodePaths = pkg.getAllCodePaths(); 15078 } catch (PackageParserException e) { 15079 // Ignored; we tried our best 15080 } 15081 } 15082 15083 cleanUp(); 15084 removeDexFiles(allCodePaths, instructionSets); 15085 } 15086 15087 boolean doPostDeleteLI(boolean delete) { 15088 // XXX err, shouldn't we respect the delete flag? 15089 cleanUpResourcesLI(); 15090 return true; 15091 } 15092 } 15093 15094 private boolean isAsecExternal(String cid) { 15095 final String asecPath = PackageHelper.getSdFilesystem(cid); 15096 return !asecPath.startsWith(mAsecInternalPath); 15097 } 15098 15099 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15100 PackageManagerException { 15101 if (copyRet < 0) { 15102 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15103 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15104 throw new PackageManagerException(copyRet, message); 15105 } 15106 } 15107 } 15108 15109 /** 15110 * Extract the StorageManagerService "container ID" from the full code path of an 15111 * .apk. 15112 */ 15113 static String cidFromCodePath(String fullCodePath) { 15114 int eidx = fullCodePath.lastIndexOf("/"); 15115 String subStr1 = fullCodePath.substring(0, eidx); 15116 int sidx = subStr1.lastIndexOf("/"); 15117 return subStr1.substring(sidx+1, eidx); 15118 } 15119 15120 /** 15121 * Logic to handle installation of ASEC applications, including copying and 15122 * renaming logic. 15123 */ 15124 class AsecInstallArgs extends InstallArgs { 15125 static final String RES_FILE_NAME = "pkg.apk"; 15126 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15127 15128 String cid; 15129 String packagePath; 15130 String resourcePath; 15131 15132 /** New install */ 15133 AsecInstallArgs(InstallParams params) { 15134 super(params.origin, params.move, params.observer, params.installFlags, 15135 params.installerPackageName, params.volumeUuid, 15136 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15137 params.grantedRuntimePermissions, 15138 params.traceMethod, params.traceCookie, params.certificates, 15139 params.installReason); 15140 } 15141 15142 /** Existing install */ 15143 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15144 boolean isExternal, boolean isForwardLocked) { 15145 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15146 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15147 instructionSets, null, null, null, 0, null /*certificates*/, 15148 PackageManager.INSTALL_REASON_UNKNOWN); 15149 // Hackily pretend we're still looking at a full code path 15150 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15151 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15152 } 15153 15154 // Extract cid from fullCodePath 15155 int eidx = fullCodePath.lastIndexOf("/"); 15156 String subStr1 = fullCodePath.substring(0, eidx); 15157 int sidx = subStr1.lastIndexOf("/"); 15158 cid = subStr1.substring(sidx+1, eidx); 15159 setMountPath(subStr1); 15160 } 15161 15162 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15163 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15164 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15165 instructionSets, null, null, null, 0, null /*certificates*/, 15166 PackageManager.INSTALL_REASON_UNKNOWN); 15167 this.cid = cid; 15168 setMountPath(PackageHelper.getSdDir(cid)); 15169 } 15170 15171 void createCopyFile() { 15172 cid = mInstallerService.allocateExternalStageCidLegacy(); 15173 } 15174 15175 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15176 if (origin.staged && origin.cid != null) { 15177 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15178 cid = origin.cid; 15179 setMountPath(PackageHelper.getSdDir(cid)); 15180 return PackageManager.INSTALL_SUCCEEDED; 15181 } 15182 15183 if (temp) { 15184 createCopyFile(); 15185 } else { 15186 /* 15187 * Pre-emptively destroy the container since it's destroyed if 15188 * copying fails due to it existing anyway. 15189 */ 15190 PackageHelper.destroySdDir(cid); 15191 } 15192 15193 final String newMountPath = imcs.copyPackageToContainer( 15194 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15195 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15196 15197 if (newMountPath != null) { 15198 setMountPath(newMountPath); 15199 return PackageManager.INSTALL_SUCCEEDED; 15200 } else { 15201 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15202 } 15203 } 15204 15205 @Override 15206 String getCodePath() { 15207 return packagePath; 15208 } 15209 15210 @Override 15211 String getResourcePath() { 15212 return resourcePath; 15213 } 15214 15215 int doPreInstall(int status) { 15216 if (status != PackageManager.INSTALL_SUCCEEDED) { 15217 // Destroy container 15218 PackageHelper.destroySdDir(cid); 15219 } else { 15220 boolean mounted = PackageHelper.isContainerMounted(cid); 15221 if (!mounted) { 15222 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15223 Process.SYSTEM_UID); 15224 if (newMountPath != null) { 15225 setMountPath(newMountPath); 15226 } else { 15227 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15228 } 15229 } 15230 } 15231 return status; 15232 } 15233 15234 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15235 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15236 String newMountPath = null; 15237 if (PackageHelper.isContainerMounted(cid)) { 15238 // Unmount the container 15239 if (!PackageHelper.unMountSdDir(cid)) { 15240 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15241 return false; 15242 } 15243 } 15244 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15245 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15246 " which might be stale. Will try to clean up."); 15247 // Clean up the stale container and proceed to recreate. 15248 if (!PackageHelper.destroySdDir(newCacheId)) { 15249 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15250 return false; 15251 } 15252 // Successfully cleaned up stale container. Try to rename again. 15253 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15254 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15255 + " inspite of cleaning it up."); 15256 return false; 15257 } 15258 } 15259 if (!PackageHelper.isContainerMounted(newCacheId)) { 15260 Slog.w(TAG, "Mounting container " + newCacheId); 15261 newMountPath = PackageHelper.mountSdDir(newCacheId, 15262 getEncryptKey(), Process.SYSTEM_UID); 15263 } else { 15264 newMountPath = PackageHelper.getSdDir(newCacheId); 15265 } 15266 if (newMountPath == null) { 15267 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15268 return false; 15269 } 15270 Log.i(TAG, "Succesfully renamed " + cid + 15271 " to " + newCacheId + 15272 " at new path: " + newMountPath); 15273 cid = newCacheId; 15274 15275 final File beforeCodeFile = new File(packagePath); 15276 setMountPath(newMountPath); 15277 final File afterCodeFile = new File(packagePath); 15278 15279 // Reflect the rename in scanned details 15280 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15281 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15282 afterCodeFile, pkg.baseCodePath)); 15283 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15284 afterCodeFile, pkg.splitCodePaths)); 15285 15286 // Reflect the rename in app info 15287 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15288 pkg.setApplicationInfoCodePath(pkg.codePath); 15289 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15290 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15291 pkg.setApplicationInfoResourcePath(pkg.codePath); 15292 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15293 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15294 15295 return true; 15296 } 15297 15298 private void setMountPath(String mountPath) { 15299 final File mountFile = new File(mountPath); 15300 15301 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15302 if (monolithicFile.exists()) { 15303 packagePath = monolithicFile.getAbsolutePath(); 15304 if (isFwdLocked()) { 15305 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15306 } else { 15307 resourcePath = packagePath; 15308 } 15309 } else { 15310 packagePath = mountFile.getAbsolutePath(); 15311 resourcePath = packagePath; 15312 } 15313 } 15314 15315 int doPostInstall(int status, int uid) { 15316 if (status != PackageManager.INSTALL_SUCCEEDED) { 15317 cleanUp(); 15318 } else { 15319 final int groupOwner; 15320 final String protectedFile; 15321 if (isFwdLocked()) { 15322 groupOwner = UserHandle.getSharedAppGid(uid); 15323 protectedFile = RES_FILE_NAME; 15324 } else { 15325 groupOwner = -1; 15326 protectedFile = null; 15327 } 15328 15329 if (uid < Process.FIRST_APPLICATION_UID 15330 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15331 Slog.e(TAG, "Failed to finalize " + cid); 15332 PackageHelper.destroySdDir(cid); 15333 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15334 } 15335 15336 boolean mounted = PackageHelper.isContainerMounted(cid); 15337 if (!mounted) { 15338 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15339 } 15340 } 15341 return status; 15342 } 15343 15344 private void cleanUp() { 15345 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15346 15347 // Destroy secure container 15348 PackageHelper.destroySdDir(cid); 15349 } 15350 15351 private List<String> getAllCodePaths() { 15352 final File codeFile = new File(getCodePath()); 15353 if (codeFile != null && codeFile.exists()) { 15354 try { 15355 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15356 return pkg.getAllCodePaths(); 15357 } catch (PackageParserException e) { 15358 // Ignored; we tried our best 15359 } 15360 } 15361 return Collections.EMPTY_LIST; 15362 } 15363 15364 void cleanUpResourcesLI() { 15365 // Enumerate all code paths before deleting 15366 cleanUpResourcesLI(getAllCodePaths()); 15367 } 15368 15369 private void cleanUpResourcesLI(List<String> allCodePaths) { 15370 cleanUp(); 15371 removeDexFiles(allCodePaths, instructionSets); 15372 } 15373 15374 String getPackageName() { 15375 return getAsecPackageName(cid); 15376 } 15377 15378 boolean doPostDeleteLI(boolean delete) { 15379 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15380 final List<String> allCodePaths = getAllCodePaths(); 15381 boolean mounted = PackageHelper.isContainerMounted(cid); 15382 if (mounted) { 15383 // Unmount first 15384 if (PackageHelper.unMountSdDir(cid)) { 15385 mounted = false; 15386 } 15387 } 15388 if (!mounted && delete) { 15389 cleanUpResourcesLI(allCodePaths); 15390 } 15391 return !mounted; 15392 } 15393 15394 @Override 15395 int doPreCopy() { 15396 if (isFwdLocked()) { 15397 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15398 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15399 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15400 } 15401 } 15402 15403 return PackageManager.INSTALL_SUCCEEDED; 15404 } 15405 15406 @Override 15407 int doPostCopy(int uid) { 15408 if (isFwdLocked()) { 15409 if (uid < Process.FIRST_APPLICATION_UID 15410 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15411 RES_FILE_NAME)) { 15412 Slog.e(TAG, "Failed to finalize " + cid); 15413 PackageHelper.destroySdDir(cid); 15414 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15415 } 15416 } 15417 15418 return PackageManager.INSTALL_SUCCEEDED; 15419 } 15420 } 15421 15422 /** 15423 * Logic to handle movement of existing installed applications. 15424 */ 15425 class MoveInstallArgs extends InstallArgs { 15426 private File codeFile; 15427 private File resourceFile; 15428 15429 /** New install */ 15430 MoveInstallArgs(InstallParams params) { 15431 super(params.origin, params.move, params.observer, params.installFlags, 15432 params.installerPackageName, params.volumeUuid, 15433 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15434 params.grantedRuntimePermissions, 15435 params.traceMethod, params.traceCookie, params.certificates, 15436 params.installReason); 15437 } 15438 15439 int copyApk(IMediaContainerService imcs, boolean temp) { 15440 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15441 + move.fromUuid + " to " + move.toUuid); 15442 synchronized (mInstaller) { 15443 try { 15444 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15445 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15446 } catch (InstallerException e) { 15447 Slog.w(TAG, "Failed to move app", e); 15448 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15449 } 15450 } 15451 15452 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15453 resourceFile = codeFile; 15454 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15455 15456 return PackageManager.INSTALL_SUCCEEDED; 15457 } 15458 15459 int doPreInstall(int status) { 15460 if (status != PackageManager.INSTALL_SUCCEEDED) { 15461 cleanUp(move.toUuid); 15462 } 15463 return status; 15464 } 15465 15466 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15467 if (status != PackageManager.INSTALL_SUCCEEDED) { 15468 cleanUp(move.toUuid); 15469 return false; 15470 } 15471 15472 // Reflect the move in app info 15473 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15474 pkg.setApplicationInfoCodePath(pkg.codePath); 15475 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15476 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15477 pkg.setApplicationInfoResourcePath(pkg.codePath); 15478 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15479 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15480 15481 return true; 15482 } 15483 15484 int doPostInstall(int status, int uid) { 15485 if (status == PackageManager.INSTALL_SUCCEEDED) { 15486 cleanUp(move.fromUuid); 15487 } else { 15488 cleanUp(move.toUuid); 15489 } 15490 return status; 15491 } 15492 15493 @Override 15494 String getCodePath() { 15495 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15496 } 15497 15498 @Override 15499 String getResourcePath() { 15500 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15501 } 15502 15503 private boolean cleanUp(String volumeUuid) { 15504 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15505 move.dataAppName); 15506 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15507 final int[] userIds = sUserManager.getUserIds(); 15508 synchronized (mInstallLock) { 15509 // Clean up both app data and code 15510 // All package moves are frozen until finished 15511 for (int userId : userIds) { 15512 try { 15513 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15514 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15515 } catch (InstallerException e) { 15516 Slog.w(TAG, String.valueOf(e)); 15517 } 15518 } 15519 removeCodePathLI(codeFile); 15520 } 15521 return true; 15522 } 15523 15524 void cleanUpResourcesLI() { 15525 throw new UnsupportedOperationException(); 15526 } 15527 15528 boolean doPostDeleteLI(boolean delete) { 15529 throw new UnsupportedOperationException(); 15530 } 15531 } 15532 15533 static String getAsecPackageName(String packageCid) { 15534 int idx = packageCid.lastIndexOf("-"); 15535 if (idx == -1) { 15536 return packageCid; 15537 } 15538 return packageCid.substring(0, idx); 15539 } 15540 15541 // Utility method used to create code paths based on package name and available index. 15542 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15543 String idxStr = ""; 15544 int idx = 1; 15545 // Fall back to default value of idx=1 if prefix is not 15546 // part of oldCodePath 15547 if (oldCodePath != null) { 15548 String subStr = oldCodePath; 15549 // Drop the suffix right away 15550 if (suffix != null && subStr.endsWith(suffix)) { 15551 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15552 } 15553 // If oldCodePath already contains prefix find out the 15554 // ending index to either increment or decrement. 15555 int sidx = subStr.lastIndexOf(prefix); 15556 if (sidx != -1) { 15557 subStr = subStr.substring(sidx + prefix.length()); 15558 if (subStr != null) { 15559 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15560 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15561 } 15562 try { 15563 idx = Integer.parseInt(subStr); 15564 if (idx <= 1) { 15565 idx++; 15566 } else { 15567 idx--; 15568 } 15569 } catch(NumberFormatException e) { 15570 } 15571 } 15572 } 15573 } 15574 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15575 return prefix + idxStr; 15576 } 15577 15578 private File getNextCodePath(File targetDir, String packageName) { 15579 File result; 15580 SecureRandom random = new SecureRandom(); 15581 byte[] bytes = new byte[16]; 15582 do { 15583 random.nextBytes(bytes); 15584 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15585 result = new File(targetDir, packageName + "-" + suffix); 15586 } while (result.exists()); 15587 return result; 15588 } 15589 15590 // Utility method that returns the relative package path with respect 15591 // to the installation directory. Like say for /data/data/com.test-1.apk 15592 // string com.test-1 is returned. 15593 static String deriveCodePathName(String codePath) { 15594 if (codePath == null) { 15595 return null; 15596 } 15597 final File codeFile = new File(codePath); 15598 final String name = codeFile.getName(); 15599 if (codeFile.isDirectory()) { 15600 return name; 15601 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15602 final int lastDot = name.lastIndexOf('.'); 15603 return name.substring(0, lastDot); 15604 } else { 15605 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15606 return null; 15607 } 15608 } 15609 15610 static class PackageInstalledInfo { 15611 String name; 15612 int uid; 15613 // The set of users that originally had this package installed. 15614 int[] origUsers; 15615 // The set of users that now have this package installed. 15616 int[] newUsers; 15617 PackageParser.Package pkg; 15618 int returnCode; 15619 String returnMsg; 15620 PackageRemovedInfo removedInfo; 15621 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15622 15623 public void setError(int code, String msg) { 15624 setReturnCode(code); 15625 setReturnMessage(msg); 15626 Slog.w(TAG, msg); 15627 } 15628 15629 public void setError(String msg, PackageParserException e) { 15630 setReturnCode(e.error); 15631 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15632 Slog.w(TAG, msg, e); 15633 } 15634 15635 public void setError(String msg, PackageManagerException e) { 15636 returnCode = e.error; 15637 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15638 Slog.w(TAG, msg, e); 15639 } 15640 15641 public void setReturnCode(int returnCode) { 15642 this.returnCode = returnCode; 15643 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15644 for (int i = 0; i < childCount; i++) { 15645 addedChildPackages.valueAt(i).returnCode = returnCode; 15646 } 15647 } 15648 15649 private void setReturnMessage(String returnMsg) { 15650 this.returnMsg = returnMsg; 15651 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15652 for (int i = 0; i < childCount; i++) { 15653 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15654 } 15655 } 15656 15657 // In some error cases we want to convey more info back to the observer 15658 String origPackage; 15659 String origPermission; 15660 } 15661 15662 /* 15663 * Install a non-existing package. 15664 */ 15665 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15666 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15667 PackageInstalledInfo res, int installReason) { 15668 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15669 15670 // Remember this for later, in case we need to rollback this install 15671 String pkgName = pkg.packageName; 15672 15673 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15674 15675 synchronized(mPackages) { 15676 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15677 if (renamedPackage != null) { 15678 // A package with the same name is already installed, though 15679 // it has been renamed to an older name. The package we 15680 // are trying to install should be installed as an update to 15681 // the existing one, but that has not been requested, so bail. 15682 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15683 + " without first uninstalling package running as " 15684 + renamedPackage); 15685 return; 15686 } 15687 if (mPackages.containsKey(pkgName)) { 15688 // Don't allow installation over an existing package with the same name. 15689 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15690 + " without first uninstalling."); 15691 return; 15692 } 15693 } 15694 15695 try { 15696 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15697 System.currentTimeMillis(), user); 15698 15699 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15700 15701 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15702 prepareAppDataAfterInstallLIF(newPackage); 15703 15704 } else { 15705 // Remove package from internal structures, but keep around any 15706 // data that might have already existed 15707 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15708 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15709 } 15710 } catch (PackageManagerException e) { 15711 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15712 } 15713 15714 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15715 } 15716 15717 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15718 // Can't rotate keys during boot or if sharedUser. 15719 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15720 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15721 return false; 15722 } 15723 // app is using upgradeKeySets; make sure all are valid 15724 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15725 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15726 for (int i = 0; i < upgradeKeySets.length; i++) { 15727 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15728 Slog.wtf(TAG, "Package " 15729 + (oldPs.name != null ? oldPs.name : "<null>") 15730 + " contains upgrade-key-set reference to unknown key-set: " 15731 + upgradeKeySets[i] 15732 + " reverting to signatures check."); 15733 return false; 15734 } 15735 } 15736 return true; 15737 } 15738 15739 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15740 // Upgrade keysets are being used. Determine if new package has a superset of the 15741 // required keys. 15742 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15743 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15744 for (int i = 0; i < upgradeKeySets.length; i++) { 15745 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15746 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15747 return true; 15748 } 15749 } 15750 return false; 15751 } 15752 15753 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15754 try (DigestInputStream digestStream = 15755 new DigestInputStream(new FileInputStream(file), digest)) { 15756 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15757 } 15758 } 15759 15760 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15761 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15762 int installReason) { 15763 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15764 15765 final PackageParser.Package oldPackage; 15766 final String pkgName = pkg.packageName; 15767 final int[] allUsers; 15768 final int[] installedUsers; 15769 15770 synchronized(mPackages) { 15771 oldPackage = mPackages.get(pkgName); 15772 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15773 15774 // don't allow upgrade to target a release SDK from a pre-release SDK 15775 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15776 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15777 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15778 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15779 if (oldTargetsPreRelease 15780 && !newTargetsPreRelease 15781 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15782 Slog.w(TAG, "Can't install package targeting released sdk"); 15783 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15784 return; 15785 } 15786 15787 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15788 15789 // verify signatures are valid 15790 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15791 if (!checkUpgradeKeySetLP(ps, pkg)) { 15792 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15793 "New package not signed by keys specified by upgrade-keysets: " 15794 + pkgName); 15795 return; 15796 } 15797 } else { 15798 // default to original signature matching 15799 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15800 != PackageManager.SIGNATURE_MATCH) { 15801 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15802 "New package has a different signature: " + pkgName); 15803 return; 15804 } 15805 } 15806 15807 // don't allow a system upgrade unless the upgrade hash matches 15808 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15809 byte[] digestBytes = null; 15810 try { 15811 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15812 updateDigest(digest, new File(pkg.baseCodePath)); 15813 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15814 for (String path : pkg.splitCodePaths) { 15815 updateDigest(digest, new File(path)); 15816 } 15817 } 15818 digestBytes = digest.digest(); 15819 } catch (NoSuchAlgorithmException | IOException e) { 15820 res.setError(INSTALL_FAILED_INVALID_APK, 15821 "Could not compute hash: " + pkgName); 15822 return; 15823 } 15824 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15825 res.setError(INSTALL_FAILED_INVALID_APK, 15826 "New package fails restrict-update check: " + pkgName); 15827 return; 15828 } 15829 // retain upgrade restriction 15830 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15831 } 15832 15833 // Check for shared user id changes 15834 String invalidPackageName = 15835 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15836 if (invalidPackageName != null) { 15837 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15838 "Package " + invalidPackageName + " tried to change user " 15839 + oldPackage.mSharedUserId); 15840 return; 15841 } 15842 15843 // In case of rollback, remember per-user/profile install state 15844 allUsers = sUserManager.getUserIds(); 15845 installedUsers = ps.queryInstalledUsers(allUsers, true); 15846 15847 // don't allow an upgrade from full to ephemeral 15848 if (isInstantApp) { 15849 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15850 for (int currentUser : allUsers) { 15851 if (!ps.getInstantApp(currentUser)) { 15852 // can't downgrade from full to instant 15853 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15854 + " for user: " + currentUser); 15855 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15856 return; 15857 } 15858 } 15859 } else if (!ps.getInstantApp(user.getIdentifier())) { 15860 // can't downgrade from full to instant 15861 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15862 + " for user: " + user.getIdentifier()); 15863 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15864 return; 15865 } 15866 } 15867 } 15868 15869 // Update what is removed 15870 res.removedInfo = new PackageRemovedInfo(); 15871 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15872 res.removedInfo.removedPackage = oldPackage.packageName; 15873 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15874 res.removedInfo.isUpdate = true; 15875 res.removedInfo.origUsers = installedUsers; 15876 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15877 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15878 for (int i = 0; i < installedUsers.length; i++) { 15879 final int userId = installedUsers[i]; 15880 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15881 } 15882 15883 final int childCount = (oldPackage.childPackages != null) 15884 ? oldPackage.childPackages.size() : 0; 15885 for (int i = 0; i < childCount; i++) { 15886 boolean childPackageUpdated = false; 15887 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15888 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15889 if (res.addedChildPackages != null) { 15890 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15891 if (childRes != null) { 15892 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15893 childRes.removedInfo.removedPackage = childPkg.packageName; 15894 childRes.removedInfo.isUpdate = true; 15895 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15896 childPackageUpdated = true; 15897 } 15898 } 15899 if (!childPackageUpdated) { 15900 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15901 childRemovedRes.removedPackage = childPkg.packageName; 15902 childRemovedRes.isUpdate = false; 15903 childRemovedRes.dataRemoved = true; 15904 synchronized (mPackages) { 15905 if (childPs != null) { 15906 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15907 } 15908 } 15909 if (res.removedInfo.removedChildPackages == null) { 15910 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15911 } 15912 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15913 } 15914 } 15915 15916 boolean sysPkg = (isSystemApp(oldPackage)); 15917 if (sysPkg) { 15918 // Set the system/privileged flags as needed 15919 final boolean privileged = 15920 (oldPackage.applicationInfo.privateFlags 15921 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15922 final int systemPolicyFlags = policyFlags 15923 | PackageParser.PARSE_IS_SYSTEM 15924 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15925 15926 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15927 user, allUsers, installerPackageName, res, installReason); 15928 } else { 15929 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15930 user, allUsers, installerPackageName, res, installReason); 15931 } 15932 } 15933 15934 public List<String> getPreviousCodePaths(String packageName) { 15935 final PackageSetting ps = mSettings.mPackages.get(packageName); 15936 final List<String> result = new ArrayList<String>(); 15937 if (ps != null && ps.oldCodePaths != null) { 15938 result.addAll(ps.oldCodePaths); 15939 } 15940 return result; 15941 } 15942 15943 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15944 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15945 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15946 int installReason) { 15947 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15948 + deletedPackage); 15949 15950 String pkgName = deletedPackage.packageName; 15951 boolean deletedPkg = true; 15952 boolean addedPkg = false; 15953 boolean updatedSettings = false; 15954 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15955 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15956 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15957 15958 final long origUpdateTime = (pkg.mExtras != null) 15959 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15960 15961 // First delete the existing package while retaining the data directory 15962 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15963 res.removedInfo, true, pkg)) { 15964 // If the existing package wasn't successfully deleted 15965 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15966 deletedPkg = false; 15967 } else { 15968 // Successfully deleted the old package; proceed with replace. 15969 15970 // If deleted package lived in a container, give users a chance to 15971 // relinquish resources before killing. 15972 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15973 if (DEBUG_INSTALL) { 15974 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15975 } 15976 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15977 final ArrayList<String> pkgList = new ArrayList<String>(1); 15978 pkgList.add(deletedPackage.applicationInfo.packageName); 15979 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15980 } 15981 15982 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15983 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15984 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15985 15986 try { 15987 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15988 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15989 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15990 installReason); 15991 15992 // Update the in-memory copy of the previous code paths. 15993 PackageSetting ps = mSettings.mPackages.get(pkgName); 15994 if (!killApp) { 15995 if (ps.oldCodePaths == null) { 15996 ps.oldCodePaths = new ArraySet<>(); 15997 } 15998 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15999 if (deletedPackage.splitCodePaths != null) { 16000 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16001 } 16002 } else { 16003 ps.oldCodePaths = null; 16004 } 16005 if (ps.childPackageNames != null) { 16006 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16007 final String childPkgName = ps.childPackageNames.get(i); 16008 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16009 childPs.oldCodePaths = ps.oldCodePaths; 16010 } 16011 } 16012 // set instant app status, but, only if it's explicitly specified 16013 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16014 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16015 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16016 prepareAppDataAfterInstallLIF(newPackage); 16017 addedPkg = true; 16018 mDexManager.notifyPackageUpdated(newPackage.packageName, 16019 newPackage.baseCodePath, newPackage.splitCodePaths); 16020 } catch (PackageManagerException e) { 16021 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16022 } 16023 } 16024 16025 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16026 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16027 16028 // Revert all internal state mutations and added folders for the failed install 16029 if (addedPkg) { 16030 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16031 res.removedInfo, true, null); 16032 } 16033 16034 // Restore the old package 16035 if (deletedPkg) { 16036 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16037 File restoreFile = new File(deletedPackage.codePath); 16038 // Parse old package 16039 boolean oldExternal = isExternal(deletedPackage); 16040 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16041 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16042 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16043 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16044 try { 16045 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16046 null); 16047 } catch (PackageManagerException e) { 16048 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16049 + e.getMessage()); 16050 return; 16051 } 16052 16053 synchronized (mPackages) { 16054 // Ensure the installer package name up to date 16055 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16056 16057 // Update permissions for restored package 16058 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16059 16060 mSettings.writeLPr(); 16061 } 16062 16063 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16064 } 16065 } else { 16066 synchronized (mPackages) { 16067 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16068 if (ps != null) { 16069 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16070 if (res.removedInfo.removedChildPackages != null) { 16071 final int childCount = res.removedInfo.removedChildPackages.size(); 16072 // Iterate in reverse as we may modify the collection 16073 for (int i = childCount - 1; i >= 0; i--) { 16074 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16075 if (res.addedChildPackages.containsKey(childPackageName)) { 16076 res.removedInfo.removedChildPackages.removeAt(i); 16077 } else { 16078 PackageRemovedInfo childInfo = res.removedInfo 16079 .removedChildPackages.valueAt(i); 16080 childInfo.removedForAllUsers = mPackages.get( 16081 childInfo.removedPackage) == null; 16082 } 16083 } 16084 } 16085 } 16086 } 16087 } 16088 } 16089 16090 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16091 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16092 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16093 int installReason) { 16094 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16095 + ", old=" + deletedPackage); 16096 16097 final boolean disabledSystem; 16098 16099 // Remove existing system package 16100 removePackageLI(deletedPackage, true); 16101 16102 synchronized (mPackages) { 16103 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16104 } 16105 if (!disabledSystem) { 16106 // We didn't need to disable the .apk as a current system package, 16107 // which means we are replacing another update that is already 16108 // installed. We need to make sure to delete the older one's .apk. 16109 res.removedInfo.args = createInstallArgsForExisting(0, 16110 deletedPackage.applicationInfo.getCodePath(), 16111 deletedPackage.applicationInfo.getResourcePath(), 16112 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16113 } else { 16114 res.removedInfo.args = null; 16115 } 16116 16117 // Successfully disabled the old package. Now proceed with re-installation 16118 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16119 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16120 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16121 16122 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16123 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16124 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16125 16126 PackageParser.Package newPackage = null; 16127 try { 16128 // Add the package to the internal data structures 16129 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16130 16131 // Set the update and install times 16132 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16133 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16134 System.currentTimeMillis()); 16135 16136 // Update the package dynamic state if succeeded 16137 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16138 // Now that the install succeeded make sure we remove data 16139 // directories for any child package the update removed. 16140 final int deletedChildCount = (deletedPackage.childPackages != null) 16141 ? deletedPackage.childPackages.size() : 0; 16142 final int newChildCount = (newPackage.childPackages != null) 16143 ? newPackage.childPackages.size() : 0; 16144 for (int i = 0; i < deletedChildCount; i++) { 16145 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16146 boolean childPackageDeleted = true; 16147 for (int j = 0; j < newChildCount; j++) { 16148 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16149 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16150 childPackageDeleted = false; 16151 break; 16152 } 16153 } 16154 if (childPackageDeleted) { 16155 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16156 deletedChildPkg.packageName); 16157 if (ps != null && res.removedInfo.removedChildPackages != null) { 16158 PackageRemovedInfo removedChildRes = res.removedInfo 16159 .removedChildPackages.get(deletedChildPkg.packageName); 16160 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16161 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16162 } 16163 } 16164 } 16165 16166 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16167 installReason); 16168 prepareAppDataAfterInstallLIF(newPackage); 16169 16170 mDexManager.notifyPackageUpdated(newPackage.packageName, 16171 newPackage.baseCodePath, newPackage.splitCodePaths); 16172 } 16173 } catch (PackageManagerException e) { 16174 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16175 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16176 } 16177 16178 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16179 // Re installation failed. Restore old information 16180 // Remove new pkg information 16181 if (newPackage != null) { 16182 removeInstalledPackageLI(newPackage, true); 16183 } 16184 // Add back the old system package 16185 try { 16186 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16187 } catch (PackageManagerException e) { 16188 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16189 } 16190 16191 synchronized (mPackages) { 16192 if (disabledSystem) { 16193 enableSystemPackageLPw(deletedPackage); 16194 } 16195 16196 // Ensure the installer package name up to date 16197 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16198 16199 // Update permissions for restored package 16200 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16201 16202 mSettings.writeLPr(); 16203 } 16204 16205 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16206 + " after failed upgrade"); 16207 } 16208 } 16209 16210 /** 16211 * Checks whether the parent or any of the child packages have a change shared 16212 * user. For a package to be a valid update the shred users of the parent and 16213 * the children should match. We may later support changing child shared users. 16214 * @param oldPkg The updated package. 16215 * @param newPkg The update package. 16216 * @return The shared user that change between the versions. 16217 */ 16218 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16219 PackageParser.Package newPkg) { 16220 // Check parent shared user 16221 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16222 return newPkg.packageName; 16223 } 16224 // Check child shared users 16225 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16226 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16227 for (int i = 0; i < newChildCount; i++) { 16228 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16229 // If this child was present, did it have the same shared user? 16230 for (int j = 0; j < oldChildCount; j++) { 16231 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16232 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16233 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16234 return newChildPkg.packageName; 16235 } 16236 } 16237 } 16238 return null; 16239 } 16240 16241 private void removeNativeBinariesLI(PackageSetting ps) { 16242 // Remove the lib path for the parent package 16243 if (ps != null) { 16244 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16245 // Remove the lib path for the child packages 16246 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16247 for (int i = 0; i < childCount; i++) { 16248 PackageSetting childPs = null; 16249 synchronized (mPackages) { 16250 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16251 } 16252 if (childPs != null) { 16253 NativeLibraryHelper.removeNativeBinariesLI(childPs 16254 .legacyNativeLibraryPathString); 16255 } 16256 } 16257 } 16258 } 16259 16260 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16261 // Enable the parent package 16262 mSettings.enableSystemPackageLPw(pkg.packageName); 16263 // Enable the child packages 16264 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16265 for (int i = 0; i < childCount; i++) { 16266 PackageParser.Package childPkg = pkg.childPackages.get(i); 16267 mSettings.enableSystemPackageLPw(childPkg.packageName); 16268 } 16269 } 16270 16271 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16272 PackageParser.Package newPkg) { 16273 // Disable the parent package (parent always replaced) 16274 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16275 // Disable the child packages 16276 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16277 for (int i = 0; i < childCount; i++) { 16278 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16279 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16280 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16281 } 16282 return disabled; 16283 } 16284 16285 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16286 String installerPackageName) { 16287 // Enable the parent package 16288 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16289 // Enable the child packages 16290 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16291 for (int i = 0; i < childCount; i++) { 16292 PackageParser.Package childPkg = pkg.childPackages.get(i); 16293 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16294 } 16295 } 16296 16297 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16298 // Collect all used permissions in the UID 16299 ArraySet<String> usedPermissions = new ArraySet<>(); 16300 final int packageCount = su.packages.size(); 16301 for (int i = 0; i < packageCount; i++) { 16302 PackageSetting ps = su.packages.valueAt(i); 16303 if (ps.pkg == null) { 16304 continue; 16305 } 16306 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16307 for (int j = 0; j < requestedPermCount; j++) { 16308 String permission = ps.pkg.requestedPermissions.get(j); 16309 BasePermission bp = mSettings.mPermissions.get(permission); 16310 if (bp != null) { 16311 usedPermissions.add(permission); 16312 } 16313 } 16314 } 16315 16316 PermissionsState permissionsState = su.getPermissionsState(); 16317 // Prune install permissions 16318 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16319 final int installPermCount = installPermStates.size(); 16320 for (int i = installPermCount - 1; i >= 0; i--) { 16321 PermissionState permissionState = installPermStates.get(i); 16322 if (!usedPermissions.contains(permissionState.getName())) { 16323 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16324 if (bp != null) { 16325 permissionsState.revokeInstallPermission(bp); 16326 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16327 PackageManager.MASK_PERMISSION_FLAGS, 0); 16328 } 16329 } 16330 } 16331 16332 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16333 16334 // Prune runtime permissions 16335 for (int userId : allUserIds) { 16336 List<PermissionState> runtimePermStates = permissionsState 16337 .getRuntimePermissionStates(userId); 16338 final int runtimePermCount = runtimePermStates.size(); 16339 for (int i = runtimePermCount - 1; i >= 0; i--) { 16340 PermissionState permissionState = runtimePermStates.get(i); 16341 if (!usedPermissions.contains(permissionState.getName())) { 16342 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16343 if (bp != null) { 16344 permissionsState.revokeRuntimePermission(bp, userId); 16345 permissionsState.updatePermissionFlags(bp, userId, 16346 PackageManager.MASK_PERMISSION_FLAGS, 0); 16347 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16348 runtimePermissionChangedUserIds, userId); 16349 } 16350 } 16351 } 16352 } 16353 16354 return runtimePermissionChangedUserIds; 16355 } 16356 16357 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16358 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16359 // Update the parent package setting 16360 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16361 res, user, installReason); 16362 // Update the child packages setting 16363 final int childCount = (newPackage.childPackages != null) 16364 ? newPackage.childPackages.size() : 0; 16365 for (int i = 0; i < childCount; i++) { 16366 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16367 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16368 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16369 childRes.origUsers, childRes, user, installReason); 16370 } 16371 } 16372 16373 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16374 String installerPackageName, int[] allUsers, int[] installedForUsers, 16375 PackageInstalledInfo res, UserHandle user, int installReason) { 16376 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16377 16378 String pkgName = newPackage.packageName; 16379 synchronized (mPackages) { 16380 //write settings. the installStatus will be incomplete at this stage. 16381 //note that the new package setting would have already been 16382 //added to mPackages. It hasn't been persisted yet. 16383 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16384 // TODO: Remove this write? It's also written at the end of this method 16385 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16386 mSettings.writeLPr(); 16387 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16388 } 16389 16390 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16391 synchronized (mPackages) { 16392 updatePermissionsLPw(newPackage.packageName, newPackage, 16393 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16394 ? UPDATE_PERMISSIONS_ALL : 0)); 16395 // For system-bundled packages, we assume that installing an upgraded version 16396 // of the package implies that the user actually wants to run that new code, 16397 // so we enable the package. 16398 PackageSetting ps = mSettings.mPackages.get(pkgName); 16399 final int userId = user.getIdentifier(); 16400 if (ps != null) { 16401 if (isSystemApp(newPackage)) { 16402 if (DEBUG_INSTALL) { 16403 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16404 } 16405 // Enable system package for requested users 16406 if (res.origUsers != null) { 16407 for (int origUserId : res.origUsers) { 16408 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16409 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16410 origUserId, installerPackageName); 16411 } 16412 } 16413 } 16414 // Also convey the prior install/uninstall state 16415 if (allUsers != null && installedForUsers != null) { 16416 for (int currentUserId : allUsers) { 16417 final boolean installed = ArrayUtils.contains( 16418 installedForUsers, currentUserId); 16419 if (DEBUG_INSTALL) { 16420 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16421 } 16422 ps.setInstalled(installed, currentUserId); 16423 } 16424 // these install state changes will be persisted in the 16425 // upcoming call to mSettings.writeLPr(). 16426 } 16427 } 16428 // It's implied that when a user requests installation, they want the app to be 16429 // installed and enabled. 16430 if (userId != UserHandle.USER_ALL) { 16431 ps.setInstalled(true, userId); 16432 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16433 } 16434 16435 // When replacing an existing package, preserve the original install reason for all 16436 // users that had the package installed before. 16437 final Set<Integer> previousUserIds = new ArraySet<>(); 16438 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16439 final int installReasonCount = res.removedInfo.installReasons.size(); 16440 for (int i = 0; i < installReasonCount; i++) { 16441 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16442 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16443 ps.setInstallReason(previousInstallReason, previousUserId); 16444 previousUserIds.add(previousUserId); 16445 } 16446 } 16447 16448 // Set install reason for users that are having the package newly installed. 16449 if (userId == UserHandle.USER_ALL) { 16450 for (int currentUserId : sUserManager.getUserIds()) { 16451 if (!previousUserIds.contains(currentUserId)) { 16452 ps.setInstallReason(installReason, currentUserId); 16453 } 16454 } 16455 } else if (!previousUserIds.contains(userId)) { 16456 ps.setInstallReason(installReason, userId); 16457 } 16458 mSettings.writeKernelMappingLPr(ps); 16459 } 16460 res.name = pkgName; 16461 res.uid = newPackage.applicationInfo.uid; 16462 res.pkg = newPackage; 16463 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16464 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16465 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16466 //to update install status 16467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16468 mSettings.writeLPr(); 16469 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16470 } 16471 16472 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16473 } 16474 16475 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16476 try { 16477 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16478 installPackageLI(args, res); 16479 } finally { 16480 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16481 } 16482 } 16483 16484 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16485 final int installFlags = args.installFlags; 16486 final String installerPackageName = args.installerPackageName; 16487 final String volumeUuid = args.volumeUuid; 16488 final File tmpPackageFile = new File(args.getCodePath()); 16489 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16490 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16491 || (args.volumeUuid != null)); 16492 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16493 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16494 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16495 boolean replace = false; 16496 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16497 if (args.move != null) { 16498 // moving a complete application; perform an initial scan on the new install location 16499 scanFlags |= SCAN_INITIAL; 16500 } 16501 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16502 scanFlags |= SCAN_DONT_KILL_APP; 16503 } 16504 if (instantApp) { 16505 scanFlags |= SCAN_AS_INSTANT_APP; 16506 } 16507 if (fullApp) { 16508 scanFlags |= SCAN_AS_FULL_APP; 16509 } 16510 16511 // Result object to be returned 16512 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16513 16514 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16515 16516 // Sanity check 16517 if (instantApp && (forwardLocked || onExternal)) { 16518 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16519 + " external=" + onExternal); 16520 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16521 return; 16522 } 16523 16524 // Retrieve PackageSettings and parse package 16525 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16526 | PackageParser.PARSE_ENFORCE_CODE 16527 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16528 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16529 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16530 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16531 PackageParser pp = new PackageParser(); 16532 pp.setSeparateProcesses(mSeparateProcesses); 16533 pp.setDisplayMetrics(mMetrics); 16534 pp.setCallback(mPackageParserCallback); 16535 16536 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16537 final PackageParser.Package pkg; 16538 try { 16539 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16540 } catch (PackageParserException e) { 16541 res.setError("Failed parse during installPackageLI", e); 16542 return; 16543 } finally { 16544 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16545 } 16546 16547 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16548 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16549 Slog.w(TAG, "Instant app package " + pkg.packageName 16550 + " does not target O, this will be a fatal error."); 16551 // STOPSHIP: Make this a fatal error 16552 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16553 } 16554 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16555 Slog.w(TAG, "Instant app package " + pkg.packageName 16556 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16557 // STOPSHIP: Make this a fatal error 16558 pkg.applicationInfo.targetSandboxVersion = 2; 16559 } 16560 16561 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16562 // Static shared libraries have synthetic package names 16563 renameStaticSharedLibraryPackage(pkg); 16564 16565 // No static shared libs on external storage 16566 if (onExternal) { 16567 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16568 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16569 "Packages declaring static-shared libs cannot be updated"); 16570 return; 16571 } 16572 } 16573 16574 // If we are installing a clustered package add results for the children 16575 if (pkg.childPackages != null) { 16576 synchronized (mPackages) { 16577 final int childCount = pkg.childPackages.size(); 16578 for (int i = 0; i < childCount; i++) { 16579 PackageParser.Package childPkg = pkg.childPackages.get(i); 16580 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16581 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16582 childRes.pkg = childPkg; 16583 childRes.name = childPkg.packageName; 16584 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16585 if (childPs != null) { 16586 childRes.origUsers = childPs.queryInstalledUsers( 16587 sUserManager.getUserIds(), true); 16588 } 16589 if ((mPackages.containsKey(childPkg.packageName))) { 16590 childRes.removedInfo = new PackageRemovedInfo(); 16591 childRes.removedInfo.removedPackage = childPkg.packageName; 16592 } 16593 if (res.addedChildPackages == null) { 16594 res.addedChildPackages = new ArrayMap<>(); 16595 } 16596 res.addedChildPackages.put(childPkg.packageName, childRes); 16597 } 16598 } 16599 } 16600 16601 // If package doesn't declare API override, mark that we have an install 16602 // time CPU ABI override. 16603 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16604 pkg.cpuAbiOverride = args.abiOverride; 16605 } 16606 16607 String pkgName = res.name = pkg.packageName; 16608 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16609 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16610 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16611 return; 16612 } 16613 } 16614 16615 try { 16616 // either use what we've been given or parse directly from the APK 16617 if (args.certificates != null) { 16618 try { 16619 PackageParser.populateCertificates(pkg, args.certificates); 16620 } catch (PackageParserException e) { 16621 // there was something wrong with the certificates we were given; 16622 // try to pull them from the APK 16623 PackageParser.collectCertificates(pkg, parseFlags); 16624 } 16625 } else { 16626 PackageParser.collectCertificates(pkg, parseFlags); 16627 } 16628 } catch (PackageParserException e) { 16629 res.setError("Failed collect during installPackageLI", e); 16630 return; 16631 } 16632 16633 // Get rid of all references to package scan path via parser. 16634 pp = null; 16635 String oldCodePath = null; 16636 boolean systemApp = false; 16637 synchronized (mPackages) { 16638 // Check if installing already existing package 16639 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16640 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16641 if (pkg.mOriginalPackages != null 16642 && pkg.mOriginalPackages.contains(oldName) 16643 && mPackages.containsKey(oldName)) { 16644 // This package is derived from an original package, 16645 // and this device has been updating from that original 16646 // name. We must continue using the original name, so 16647 // rename the new package here. 16648 pkg.setPackageName(oldName); 16649 pkgName = pkg.packageName; 16650 replace = true; 16651 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16652 + oldName + " pkgName=" + pkgName); 16653 } else if (mPackages.containsKey(pkgName)) { 16654 // This package, under its official name, already exists 16655 // on the device; we should replace it. 16656 replace = true; 16657 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16658 } 16659 16660 // Child packages are installed through the parent package 16661 if (pkg.parentPackage != null) { 16662 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16663 "Package " + pkg.packageName + " is child of package " 16664 + pkg.parentPackage.parentPackage + ". Child packages " 16665 + "can be updated only through the parent package."); 16666 return; 16667 } 16668 16669 if (replace) { 16670 // Prevent apps opting out from runtime permissions 16671 PackageParser.Package oldPackage = mPackages.get(pkgName); 16672 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16673 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16674 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16675 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16676 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16677 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16678 + " doesn't support runtime permissions but the old" 16679 + " target SDK " + oldTargetSdk + " does."); 16680 return; 16681 } 16682 16683 // Prevent installing of child packages 16684 if (oldPackage.parentPackage != null) { 16685 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16686 "Package " + pkg.packageName + " is child of package " 16687 + oldPackage.parentPackage + ". Child packages " 16688 + "can be updated only through the parent package."); 16689 return; 16690 } 16691 } 16692 } 16693 16694 PackageSetting ps = mSettings.mPackages.get(pkgName); 16695 if (ps != null) { 16696 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16697 16698 // Static shared libs have same package with different versions where 16699 // we internally use a synthetic package name to allow multiple versions 16700 // of the same package, therefore we need to compare signatures against 16701 // the package setting for the latest library version. 16702 PackageSetting signatureCheckPs = ps; 16703 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16704 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16705 if (libraryEntry != null) { 16706 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16707 } 16708 } 16709 16710 // Quick sanity check that we're signed correctly if updating; 16711 // we'll check this again later when scanning, but we want to 16712 // bail early here before tripping over redefined permissions. 16713 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16714 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16715 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16716 + pkg.packageName + " upgrade keys do not match the " 16717 + "previously installed version"); 16718 return; 16719 } 16720 } else { 16721 try { 16722 verifySignaturesLP(signatureCheckPs, pkg); 16723 } catch (PackageManagerException e) { 16724 res.setError(e.error, e.getMessage()); 16725 return; 16726 } 16727 } 16728 16729 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16730 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16731 systemApp = (ps.pkg.applicationInfo.flags & 16732 ApplicationInfo.FLAG_SYSTEM) != 0; 16733 } 16734 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16735 } 16736 16737 int N = pkg.permissions.size(); 16738 for (int i = N-1; i >= 0; i--) { 16739 PackageParser.Permission perm = pkg.permissions.get(i); 16740 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16741 16742 // Don't allow anyone but the platform to define ephemeral permissions. 16743 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 16744 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16745 Slog.w(TAG, "Package " + pkg.packageName 16746 + " attempting to delcare ephemeral permission " 16747 + perm.info.name + "; Removing ephemeral."); 16748 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 16749 } 16750 // Check whether the newly-scanned package wants to define an already-defined perm 16751 if (bp != null) { 16752 // If the defining package is signed with our cert, it's okay. This 16753 // also includes the "updating the same package" case, of course. 16754 // "updating same package" could also involve key-rotation. 16755 final boolean sigsOk; 16756 if (bp.sourcePackage.equals(pkg.packageName) 16757 && (bp.packageSetting instanceof PackageSetting) 16758 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16759 scanFlags))) { 16760 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16761 } else { 16762 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16763 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16764 } 16765 if (!sigsOk) { 16766 // If the owning package is the system itself, we log but allow 16767 // install to proceed; we fail the install on all other permission 16768 // redefinitions. 16769 if (!bp.sourcePackage.equals("android")) { 16770 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16771 + pkg.packageName + " attempting to redeclare permission " 16772 + perm.info.name + " already owned by " + bp.sourcePackage); 16773 res.origPermission = perm.info.name; 16774 res.origPackage = bp.sourcePackage; 16775 return; 16776 } else { 16777 Slog.w(TAG, "Package " + pkg.packageName 16778 + " attempting to redeclare system permission " 16779 + perm.info.name + "; ignoring new declaration"); 16780 pkg.permissions.remove(i); 16781 } 16782 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16783 // Prevent apps to change protection level to dangerous from any other 16784 // type as this would allow a privilege escalation where an app adds a 16785 // normal/signature permission in other app's group and later redefines 16786 // it as dangerous leading to the group auto-grant. 16787 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16788 == PermissionInfo.PROTECTION_DANGEROUS) { 16789 if (bp != null && !bp.isRuntime()) { 16790 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16791 + "non-runtime permission " + perm.info.name 16792 + " to runtime; keeping old protection level"); 16793 perm.info.protectionLevel = bp.protectionLevel; 16794 } 16795 } 16796 } 16797 } 16798 } 16799 } 16800 16801 if (systemApp) { 16802 if (onExternal) { 16803 // Abort update; system app can't be replaced with app on sdcard 16804 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16805 "Cannot install updates to system apps on sdcard"); 16806 return; 16807 } else if (instantApp) { 16808 // Abort update; system app can't be replaced with an instant app 16809 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16810 "Cannot update a system app with an instant app"); 16811 return; 16812 } 16813 } 16814 16815 if (args.move != null) { 16816 // We did an in-place move, so dex is ready to roll 16817 scanFlags |= SCAN_NO_DEX; 16818 scanFlags |= SCAN_MOVE; 16819 16820 synchronized (mPackages) { 16821 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16822 if (ps == null) { 16823 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16824 "Missing settings for moved package " + pkgName); 16825 } 16826 16827 // We moved the entire application as-is, so bring over the 16828 // previously derived ABI information. 16829 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16830 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16831 } 16832 16833 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16834 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16835 scanFlags |= SCAN_NO_DEX; 16836 16837 try { 16838 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16839 args.abiOverride : pkg.cpuAbiOverride); 16840 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16841 true /*extractLibs*/, mAppLib32InstallDir); 16842 } catch (PackageManagerException pme) { 16843 Slog.e(TAG, "Error deriving application ABI", pme); 16844 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16845 return; 16846 } 16847 16848 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16849 // Do not run PackageDexOptimizer through the local performDexOpt 16850 // method because `pkg` may not be in `mPackages` yet. 16851 // 16852 // Also, don't fail application installs if the dexopt step fails. 16853 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16854 null /* instructionSets */, false /* checkProfiles */, 16855 getCompilerFilterForReason(REASON_INSTALL), 16856 getOrCreateCompilerPackageStats(pkg), 16857 mDexManager.isUsedByOtherApps(pkg.packageName)); 16858 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16859 16860 // Notify BackgroundDexOptService that the package has been changed. 16861 // If this is an update of a package which used to fail to compile, 16862 // BDOS will remove it from its blacklist. 16863 // TODO: Layering violation 16864 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16865 } 16866 16867 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16868 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16869 return; 16870 } 16871 16872 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16873 16874 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16875 "installPackageLI")) { 16876 if (replace) { 16877 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16878 // Static libs have a synthetic package name containing the version 16879 // and cannot be updated as an update would get a new package name, 16880 // unless this is the exact same version code which is useful for 16881 // development. 16882 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16883 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16884 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16885 + "static-shared libs cannot be updated"); 16886 return; 16887 } 16888 } 16889 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16890 installerPackageName, res, args.installReason); 16891 } else { 16892 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16893 args.user, installerPackageName, volumeUuid, res, args.installReason); 16894 } 16895 } 16896 synchronized (mPackages) { 16897 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16898 if (ps != null) { 16899 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16900 ps.setUpdateAvailable(false /*updateAvailable*/); 16901 } 16902 16903 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16904 for (int i = 0; i < childCount; i++) { 16905 PackageParser.Package childPkg = pkg.childPackages.get(i); 16906 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16907 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16908 if (childPs != null) { 16909 childRes.newUsers = childPs.queryInstalledUsers( 16910 sUserManager.getUserIds(), true); 16911 } 16912 } 16913 16914 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16915 updateSequenceNumberLP(pkgName, res.newUsers); 16916 } 16917 } 16918 } 16919 16920 private void startIntentFilterVerifications(int userId, boolean replacing, 16921 PackageParser.Package pkg) { 16922 if (mIntentFilterVerifierComponent == null) { 16923 Slog.w(TAG, "No IntentFilter verification will not be done as " 16924 + "there is no IntentFilterVerifier available!"); 16925 return; 16926 } 16927 16928 final int verifierUid = getPackageUid( 16929 mIntentFilterVerifierComponent.getPackageName(), 16930 MATCH_DEBUG_TRIAGED_MISSING, 16931 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16932 16933 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16934 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16935 mHandler.sendMessage(msg); 16936 16937 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16938 for (int i = 0; i < childCount; i++) { 16939 PackageParser.Package childPkg = pkg.childPackages.get(i); 16940 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16941 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16942 mHandler.sendMessage(msg); 16943 } 16944 } 16945 16946 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16947 PackageParser.Package pkg) { 16948 int size = pkg.activities.size(); 16949 if (size == 0) { 16950 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16951 "No activity, so no need to verify any IntentFilter!"); 16952 return; 16953 } 16954 16955 final boolean hasDomainURLs = hasDomainURLs(pkg); 16956 if (!hasDomainURLs) { 16957 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16958 "No domain URLs, so no need to verify any IntentFilter!"); 16959 return; 16960 } 16961 16962 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16963 + " if any IntentFilter from the " + size 16964 + " Activities needs verification ..."); 16965 16966 int count = 0; 16967 final String packageName = pkg.packageName; 16968 16969 synchronized (mPackages) { 16970 // If this is a new install and we see that we've already run verification for this 16971 // package, we have nothing to do: it means the state was restored from backup. 16972 if (!replacing) { 16973 IntentFilterVerificationInfo ivi = 16974 mSettings.getIntentFilterVerificationLPr(packageName); 16975 if (ivi != null) { 16976 if (DEBUG_DOMAIN_VERIFICATION) { 16977 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16978 + ivi.getStatusString()); 16979 } 16980 return; 16981 } 16982 } 16983 16984 // If any filters need to be verified, then all need to be. 16985 boolean needToVerify = false; 16986 for (PackageParser.Activity a : pkg.activities) { 16987 for (ActivityIntentInfo filter : a.intents) { 16988 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16989 if (DEBUG_DOMAIN_VERIFICATION) { 16990 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16991 } 16992 needToVerify = true; 16993 break; 16994 } 16995 } 16996 } 16997 16998 if (needToVerify) { 16999 final int verificationId = mIntentFilterVerificationToken++; 17000 for (PackageParser.Activity a : pkg.activities) { 17001 for (ActivityIntentInfo filter : a.intents) { 17002 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17003 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17004 "Verification needed for IntentFilter:" + filter.toString()); 17005 mIntentFilterVerifier.addOneIntentFilterVerification( 17006 verifierUid, userId, verificationId, filter, packageName); 17007 count++; 17008 } 17009 } 17010 } 17011 } 17012 } 17013 17014 if (count > 0) { 17015 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17016 + " IntentFilter verification" + (count > 1 ? "s" : "") 17017 + " for userId:" + userId); 17018 mIntentFilterVerifier.startVerifications(userId); 17019 } else { 17020 if (DEBUG_DOMAIN_VERIFICATION) { 17021 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17022 } 17023 } 17024 } 17025 17026 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17027 final ComponentName cn = filter.activity.getComponentName(); 17028 final String packageName = cn.getPackageName(); 17029 17030 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17031 packageName); 17032 if (ivi == null) { 17033 return true; 17034 } 17035 int status = ivi.getStatus(); 17036 switch (status) { 17037 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17038 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17039 return true; 17040 17041 default: 17042 // Nothing to do 17043 return false; 17044 } 17045 } 17046 17047 private static boolean isMultiArch(ApplicationInfo info) { 17048 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17049 } 17050 17051 private static boolean isExternal(PackageParser.Package pkg) { 17052 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17053 } 17054 17055 private static boolean isExternal(PackageSetting ps) { 17056 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17057 } 17058 17059 private static boolean isSystemApp(PackageParser.Package pkg) { 17060 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17061 } 17062 17063 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17064 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17065 } 17066 17067 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17068 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17069 } 17070 17071 private static boolean isSystemApp(PackageSetting ps) { 17072 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17073 } 17074 17075 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17076 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17077 } 17078 17079 private int packageFlagsToInstallFlags(PackageSetting ps) { 17080 int installFlags = 0; 17081 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17082 // This existing package was an external ASEC install when we have 17083 // the external flag without a UUID 17084 installFlags |= PackageManager.INSTALL_EXTERNAL; 17085 } 17086 if (ps.isForwardLocked()) { 17087 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17088 } 17089 return installFlags; 17090 } 17091 17092 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17093 if (isExternal(pkg)) { 17094 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17095 return StorageManager.UUID_PRIMARY_PHYSICAL; 17096 } else { 17097 return pkg.volumeUuid; 17098 } 17099 } else { 17100 return StorageManager.UUID_PRIVATE_INTERNAL; 17101 } 17102 } 17103 17104 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17105 if (isExternal(pkg)) { 17106 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17107 return mSettings.getExternalVersion(); 17108 } else { 17109 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17110 } 17111 } else { 17112 return mSettings.getInternalVersion(); 17113 } 17114 } 17115 17116 private void deleteTempPackageFiles() { 17117 final FilenameFilter filter = new FilenameFilter() { 17118 public boolean accept(File dir, String name) { 17119 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17120 } 17121 }; 17122 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17123 file.delete(); 17124 } 17125 } 17126 17127 @Override 17128 public void deletePackageAsUser(String packageName, int versionCode, 17129 IPackageDeleteObserver observer, int userId, int flags) { 17130 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17131 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17132 } 17133 17134 @Override 17135 public void deletePackageVersioned(VersionedPackage versionedPackage, 17136 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17137 mContext.enforceCallingOrSelfPermission( 17138 android.Manifest.permission.DELETE_PACKAGES, null); 17139 Preconditions.checkNotNull(versionedPackage); 17140 Preconditions.checkNotNull(observer); 17141 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17142 PackageManager.VERSION_CODE_HIGHEST, 17143 Integer.MAX_VALUE, "versionCode must be >= -1"); 17144 17145 final String packageName = versionedPackage.getPackageName(); 17146 // TODO: We will change version code to long, so in the new API it is long 17147 final int versionCode = (int) versionedPackage.getVersionCode(); 17148 final String internalPackageName; 17149 synchronized (mPackages) { 17150 // Normalize package name to handle renamed packages and static libs 17151 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17152 // TODO: We will change version code to long, so in the new API it is long 17153 (int) versionedPackage.getVersionCode()); 17154 } 17155 17156 final int uid = Binder.getCallingUid(); 17157 if (!isOrphaned(internalPackageName) 17158 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17159 try { 17160 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17161 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17162 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17163 observer.onUserActionRequired(intent); 17164 } catch (RemoteException re) { 17165 } 17166 return; 17167 } 17168 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17169 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17170 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17171 mContext.enforceCallingOrSelfPermission( 17172 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17173 "deletePackage for user " + userId); 17174 } 17175 17176 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17177 try { 17178 observer.onPackageDeleted(packageName, 17179 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17180 } catch (RemoteException re) { 17181 } 17182 return; 17183 } 17184 17185 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17186 try { 17187 observer.onPackageDeleted(packageName, 17188 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17189 } catch (RemoteException re) { 17190 } 17191 return; 17192 } 17193 17194 if (DEBUG_REMOVE) { 17195 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17196 + " deleteAllUsers: " + deleteAllUsers + " version=" 17197 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17198 ? "VERSION_CODE_HIGHEST" : versionCode)); 17199 } 17200 // Queue up an async operation since the package deletion may take a little while. 17201 mHandler.post(new Runnable() { 17202 public void run() { 17203 mHandler.removeCallbacks(this); 17204 int returnCode; 17205 if (!deleteAllUsers) { 17206 returnCode = deletePackageX(internalPackageName, versionCode, 17207 userId, deleteFlags); 17208 } else { 17209 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17210 internalPackageName, users); 17211 // If nobody is blocking uninstall, proceed with delete for all users 17212 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17213 returnCode = deletePackageX(internalPackageName, versionCode, 17214 userId, deleteFlags); 17215 } else { 17216 // Otherwise uninstall individually for users with blockUninstalls=false 17217 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17218 for (int userId : users) { 17219 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17220 returnCode = deletePackageX(internalPackageName, versionCode, 17221 userId, userFlags); 17222 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17223 Slog.w(TAG, "Package delete failed for user " + userId 17224 + ", returnCode " + returnCode); 17225 } 17226 } 17227 } 17228 // The app has only been marked uninstalled for certain users. 17229 // We still need to report that delete was blocked 17230 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17231 } 17232 } 17233 try { 17234 observer.onPackageDeleted(packageName, returnCode, null); 17235 } catch (RemoteException e) { 17236 Log.i(TAG, "Observer no longer exists."); 17237 } //end catch 17238 } //end run 17239 }); 17240 } 17241 17242 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17243 if (pkg.staticSharedLibName != null) { 17244 return pkg.manifestPackageName; 17245 } 17246 return pkg.packageName; 17247 } 17248 17249 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17250 // Handle renamed packages 17251 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17252 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17253 17254 // Is this a static library? 17255 SparseArray<SharedLibraryEntry> versionedLib = 17256 mStaticLibsByDeclaringPackage.get(packageName); 17257 if (versionedLib == null || versionedLib.size() <= 0) { 17258 return packageName; 17259 } 17260 17261 // Figure out which lib versions the caller can see 17262 SparseIntArray versionsCallerCanSee = null; 17263 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17264 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17265 && callingAppId != Process.ROOT_UID) { 17266 versionsCallerCanSee = new SparseIntArray(); 17267 String libName = versionedLib.valueAt(0).info.getName(); 17268 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17269 if (uidPackages != null) { 17270 for (String uidPackage : uidPackages) { 17271 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17272 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17273 if (libIdx >= 0) { 17274 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17275 versionsCallerCanSee.append(libVersion, libVersion); 17276 } 17277 } 17278 } 17279 } 17280 17281 // Caller can see nothing - done 17282 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17283 return packageName; 17284 } 17285 17286 // Find the version the caller can see and the app version code 17287 SharedLibraryEntry highestVersion = null; 17288 final int versionCount = versionedLib.size(); 17289 for (int i = 0; i < versionCount; i++) { 17290 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17291 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17292 libEntry.info.getVersion()) < 0) { 17293 continue; 17294 } 17295 // TODO: We will change version code to long, so in the new API it is long 17296 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17297 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17298 if (libVersionCode == versionCode) { 17299 return libEntry.apk; 17300 } 17301 } else if (highestVersion == null) { 17302 highestVersion = libEntry; 17303 } else if (libVersionCode > highestVersion.info 17304 .getDeclaringPackage().getVersionCode()) { 17305 highestVersion = libEntry; 17306 } 17307 } 17308 17309 if (highestVersion != null) { 17310 return highestVersion.apk; 17311 } 17312 17313 return packageName; 17314 } 17315 17316 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17317 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17318 || callingUid == Process.SYSTEM_UID) { 17319 return true; 17320 } 17321 final int callingUserId = UserHandle.getUserId(callingUid); 17322 // If the caller installed the pkgName, then allow it to silently uninstall. 17323 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17324 return true; 17325 } 17326 17327 // Allow package verifier to silently uninstall. 17328 if (mRequiredVerifierPackage != null && 17329 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17330 return true; 17331 } 17332 17333 // Allow package uninstaller to silently uninstall. 17334 if (mRequiredUninstallerPackage != null && 17335 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17336 return true; 17337 } 17338 17339 // Allow storage manager to silently uninstall. 17340 if (mStorageManagerPackage != null && 17341 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17342 return true; 17343 } 17344 return false; 17345 } 17346 17347 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17348 int[] result = EMPTY_INT_ARRAY; 17349 for (int userId : userIds) { 17350 if (getBlockUninstallForUser(packageName, userId)) { 17351 result = ArrayUtils.appendInt(result, userId); 17352 } 17353 } 17354 return result; 17355 } 17356 17357 @Override 17358 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17359 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17360 } 17361 17362 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17363 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17364 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17365 try { 17366 if (dpm != null) { 17367 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17368 /* callingUserOnly =*/ false); 17369 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17370 : deviceOwnerComponentName.getPackageName(); 17371 // Does the package contains the device owner? 17372 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17373 // this check is probably not needed, since DO should be registered as a device 17374 // admin on some user too. (Original bug for this: b/17657954) 17375 if (packageName.equals(deviceOwnerPackageName)) { 17376 return true; 17377 } 17378 // Does it contain a device admin for any user? 17379 int[] users; 17380 if (userId == UserHandle.USER_ALL) { 17381 users = sUserManager.getUserIds(); 17382 } else { 17383 users = new int[]{userId}; 17384 } 17385 for (int i = 0; i < users.length; ++i) { 17386 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17387 return true; 17388 } 17389 } 17390 } 17391 } catch (RemoteException e) { 17392 } 17393 return false; 17394 } 17395 17396 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17397 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17398 } 17399 17400 /** 17401 * This method is an internal method that could be get invoked either 17402 * to delete an installed package or to clean up a failed installation. 17403 * After deleting an installed package, a broadcast is sent to notify any 17404 * listeners that the package has been removed. For cleaning up a failed 17405 * installation, the broadcast is not necessary since the package's 17406 * installation wouldn't have sent the initial broadcast either 17407 * The key steps in deleting a package are 17408 * deleting the package information in internal structures like mPackages, 17409 * deleting the packages base directories through installd 17410 * updating mSettings to reflect current status 17411 * persisting settings for later use 17412 * sending a broadcast if necessary 17413 */ 17414 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17415 final PackageRemovedInfo info = new PackageRemovedInfo(); 17416 final boolean res; 17417 17418 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17419 ? UserHandle.USER_ALL : userId; 17420 17421 if (isPackageDeviceAdmin(packageName, removeUser)) { 17422 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17423 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17424 } 17425 17426 PackageSetting uninstalledPs = null; 17427 PackageParser.Package pkg = null; 17428 17429 // for the uninstall-updates case and restricted profiles, remember the per- 17430 // user handle installed state 17431 int[] allUsers; 17432 synchronized (mPackages) { 17433 uninstalledPs = mSettings.mPackages.get(packageName); 17434 if (uninstalledPs == null) { 17435 Slog.w(TAG, "Not removing non-existent package " + packageName); 17436 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17437 } 17438 17439 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17440 && uninstalledPs.versionCode != versionCode) { 17441 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17442 + uninstalledPs.versionCode + " != " + versionCode); 17443 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17444 } 17445 17446 // Static shared libs can be declared by any package, so let us not 17447 // allow removing a package if it provides a lib others depend on. 17448 pkg = mPackages.get(packageName); 17449 if (pkg != null && pkg.staticSharedLibName != null) { 17450 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17451 pkg.staticSharedLibVersion); 17452 if (libEntry != null) { 17453 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17454 libEntry.info, 0, userId); 17455 if (!ArrayUtils.isEmpty(libClientPackages)) { 17456 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17457 + " hosting lib " + libEntry.info.getName() + " version " 17458 + libEntry.info.getVersion() + " used by " + libClientPackages); 17459 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17460 } 17461 } 17462 } 17463 17464 allUsers = sUserManager.getUserIds(); 17465 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17466 } 17467 17468 final int freezeUser; 17469 if (isUpdatedSystemApp(uninstalledPs) 17470 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17471 // We're downgrading a system app, which will apply to all users, so 17472 // freeze them all during the downgrade 17473 freezeUser = UserHandle.USER_ALL; 17474 } else { 17475 freezeUser = removeUser; 17476 } 17477 17478 synchronized (mInstallLock) { 17479 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17480 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17481 deleteFlags, "deletePackageX")) { 17482 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17483 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17484 } 17485 synchronized (mPackages) { 17486 if (res) { 17487 if (pkg != null) { 17488 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17489 } 17490 updateSequenceNumberLP(packageName, info.removedUsers); 17491 } 17492 } 17493 } 17494 17495 if (res) { 17496 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17497 info.sendPackageRemovedBroadcasts(killApp); 17498 info.sendSystemPackageUpdatedBroadcasts(); 17499 info.sendSystemPackageAppearedBroadcasts(); 17500 } 17501 // Force a gc here. 17502 Runtime.getRuntime().gc(); 17503 // Delete the resources here after sending the broadcast to let 17504 // other processes clean up before deleting resources. 17505 if (info.args != null) { 17506 synchronized (mInstallLock) { 17507 info.args.doPostDeleteLI(true); 17508 } 17509 } 17510 17511 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17512 } 17513 17514 class PackageRemovedInfo { 17515 String removedPackage; 17516 int uid = -1; 17517 int removedAppId = -1; 17518 int[] origUsers; 17519 int[] removedUsers = null; 17520 SparseArray<Integer> installReasons; 17521 boolean isRemovedPackageSystemUpdate = false; 17522 boolean isUpdate; 17523 boolean dataRemoved; 17524 boolean removedForAllUsers; 17525 boolean isStaticSharedLib; 17526 // Clean up resources deleted packages. 17527 InstallArgs args = null; 17528 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17529 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17530 17531 void sendPackageRemovedBroadcasts(boolean killApp) { 17532 sendPackageRemovedBroadcastInternal(killApp); 17533 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17534 for (int i = 0; i < childCount; i++) { 17535 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17536 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17537 } 17538 } 17539 17540 void sendSystemPackageUpdatedBroadcasts() { 17541 if (isRemovedPackageSystemUpdate) { 17542 sendSystemPackageUpdatedBroadcastsInternal(); 17543 final int childCount = (removedChildPackages != null) 17544 ? removedChildPackages.size() : 0; 17545 for (int i = 0; i < childCount; i++) { 17546 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17547 if (childInfo.isRemovedPackageSystemUpdate) { 17548 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17549 } 17550 } 17551 } 17552 } 17553 17554 void sendSystemPackageAppearedBroadcasts() { 17555 final int packageCount = (appearedChildPackages != null) 17556 ? appearedChildPackages.size() : 0; 17557 for (int i = 0; i < packageCount; i++) { 17558 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17559 sendPackageAddedForNewUsers(installedInfo.name, true, 17560 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17561 } 17562 } 17563 17564 private void sendSystemPackageUpdatedBroadcastsInternal() { 17565 Bundle extras = new Bundle(2); 17566 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17567 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17568 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17569 extras, 0, null, null, null); 17570 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17571 extras, 0, null, null, null); 17572 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17573 null, 0, removedPackage, null, null); 17574 } 17575 17576 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17577 // Don't send static shared library removal broadcasts as these 17578 // libs are visible only the the apps that depend on them an one 17579 // cannot remove the library if it has a dependency. 17580 if (isStaticSharedLib) { 17581 return; 17582 } 17583 Bundle extras = new Bundle(2); 17584 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17585 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17586 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17587 if (isUpdate || isRemovedPackageSystemUpdate) { 17588 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17589 } 17590 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17591 if (removedPackage != null) { 17592 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17593 extras, 0, null, null, removedUsers); 17594 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17595 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17596 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17597 null, null, removedUsers); 17598 } 17599 } 17600 if (removedAppId >= 0) { 17601 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17602 removedUsers); 17603 } 17604 } 17605 } 17606 17607 /* 17608 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17609 * flag is not set, the data directory is removed as well. 17610 * make sure this flag is set for partially installed apps. If not its meaningless to 17611 * delete a partially installed application. 17612 */ 17613 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17614 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17615 String packageName = ps.name; 17616 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17617 // Retrieve object to delete permissions for shared user later on 17618 final PackageParser.Package deletedPkg; 17619 final PackageSetting deletedPs; 17620 // reader 17621 synchronized (mPackages) { 17622 deletedPkg = mPackages.get(packageName); 17623 deletedPs = mSettings.mPackages.get(packageName); 17624 if (outInfo != null) { 17625 outInfo.removedPackage = packageName; 17626 outInfo.isStaticSharedLib = deletedPkg != null 17627 && deletedPkg.staticSharedLibName != null; 17628 outInfo.removedUsers = deletedPs != null 17629 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17630 : null; 17631 } 17632 } 17633 17634 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17635 17636 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17637 final PackageParser.Package resolvedPkg; 17638 if (deletedPkg != null) { 17639 resolvedPkg = deletedPkg; 17640 } else { 17641 // We don't have a parsed package when it lives on an ejected 17642 // adopted storage device, so fake something together 17643 resolvedPkg = new PackageParser.Package(ps.name); 17644 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17645 } 17646 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17647 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17648 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17649 if (outInfo != null) { 17650 outInfo.dataRemoved = true; 17651 } 17652 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17653 } 17654 17655 int removedAppId = -1; 17656 17657 // writer 17658 synchronized (mPackages) { 17659 boolean installedStateChanged = false; 17660 if (deletedPs != null) { 17661 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17662 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17663 clearDefaultBrowserIfNeeded(packageName); 17664 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17665 removedAppId = mSettings.removePackageLPw(packageName); 17666 if (outInfo != null) { 17667 outInfo.removedAppId = removedAppId; 17668 } 17669 updatePermissionsLPw(deletedPs.name, null, 0); 17670 if (deletedPs.sharedUser != null) { 17671 // Remove permissions associated with package. Since runtime 17672 // permissions are per user we have to kill the removed package 17673 // or packages running under the shared user of the removed 17674 // package if revoking the permissions requested only by the removed 17675 // package is successful and this causes a change in gids. 17676 for (int userId : UserManagerService.getInstance().getUserIds()) { 17677 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17678 userId); 17679 if (userIdToKill == UserHandle.USER_ALL 17680 || userIdToKill >= UserHandle.USER_SYSTEM) { 17681 // If gids changed for this user, kill all affected packages. 17682 mHandler.post(new Runnable() { 17683 @Override 17684 public void run() { 17685 // This has to happen with no lock held. 17686 killApplication(deletedPs.name, deletedPs.appId, 17687 KILL_APP_REASON_GIDS_CHANGED); 17688 } 17689 }); 17690 break; 17691 } 17692 } 17693 } 17694 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17695 } 17696 // make sure to preserve per-user disabled state if this removal was just 17697 // a downgrade of a system app to the factory package 17698 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17699 if (DEBUG_REMOVE) { 17700 Slog.d(TAG, "Propagating install state across downgrade"); 17701 } 17702 for (int userId : allUserHandles) { 17703 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17704 if (DEBUG_REMOVE) { 17705 Slog.d(TAG, " user " + userId + " => " + installed); 17706 } 17707 if (installed != ps.getInstalled(userId)) { 17708 installedStateChanged = true; 17709 } 17710 ps.setInstalled(installed, userId); 17711 } 17712 } 17713 } 17714 // can downgrade to reader 17715 if (writeSettings) { 17716 // Save settings now 17717 mSettings.writeLPr(); 17718 } 17719 if (installedStateChanged) { 17720 mSettings.writeKernelMappingLPr(ps); 17721 } 17722 } 17723 if (removedAppId != -1) { 17724 // A user ID was deleted here. Go through all users and remove it 17725 // from KeyStore. 17726 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17727 } 17728 } 17729 17730 static boolean locationIsPrivileged(File path) { 17731 try { 17732 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17733 .getCanonicalPath(); 17734 return path.getCanonicalPath().startsWith(privilegedAppDir); 17735 } catch (IOException e) { 17736 Slog.e(TAG, "Unable to access code path " + path); 17737 } 17738 return false; 17739 } 17740 17741 /* 17742 * Tries to delete system package. 17743 */ 17744 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17745 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17746 boolean writeSettings) { 17747 if (deletedPs.parentPackageName != null) { 17748 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17749 return false; 17750 } 17751 17752 final boolean applyUserRestrictions 17753 = (allUserHandles != null) && (outInfo.origUsers != null); 17754 final PackageSetting disabledPs; 17755 // Confirm if the system package has been updated 17756 // An updated system app can be deleted. This will also have to restore 17757 // the system pkg from system partition 17758 // reader 17759 synchronized (mPackages) { 17760 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17761 } 17762 17763 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17764 + " disabledPs=" + disabledPs); 17765 17766 if (disabledPs == null) { 17767 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17768 return false; 17769 } else if (DEBUG_REMOVE) { 17770 Slog.d(TAG, "Deleting system pkg from data partition"); 17771 } 17772 17773 if (DEBUG_REMOVE) { 17774 if (applyUserRestrictions) { 17775 Slog.d(TAG, "Remembering install states:"); 17776 for (int userId : allUserHandles) { 17777 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17778 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17779 } 17780 } 17781 } 17782 17783 // Delete the updated package 17784 outInfo.isRemovedPackageSystemUpdate = true; 17785 if (outInfo.removedChildPackages != null) { 17786 final int childCount = (deletedPs.childPackageNames != null) 17787 ? deletedPs.childPackageNames.size() : 0; 17788 for (int i = 0; i < childCount; i++) { 17789 String childPackageName = deletedPs.childPackageNames.get(i); 17790 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17791 .contains(childPackageName)) { 17792 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17793 childPackageName); 17794 if (childInfo != null) { 17795 childInfo.isRemovedPackageSystemUpdate = true; 17796 } 17797 } 17798 } 17799 } 17800 17801 if (disabledPs.versionCode < deletedPs.versionCode) { 17802 // Delete data for downgrades 17803 flags &= ~PackageManager.DELETE_KEEP_DATA; 17804 } else { 17805 // Preserve data by setting flag 17806 flags |= PackageManager.DELETE_KEEP_DATA; 17807 } 17808 17809 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17810 outInfo, writeSettings, disabledPs.pkg); 17811 if (!ret) { 17812 return false; 17813 } 17814 17815 // writer 17816 synchronized (mPackages) { 17817 // Reinstate the old system package 17818 enableSystemPackageLPw(disabledPs.pkg); 17819 // Remove any native libraries from the upgraded package. 17820 removeNativeBinariesLI(deletedPs); 17821 } 17822 17823 // Install the system package 17824 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17825 int parseFlags = mDefParseFlags 17826 | PackageParser.PARSE_MUST_BE_APK 17827 | PackageParser.PARSE_IS_SYSTEM 17828 | PackageParser.PARSE_IS_SYSTEM_DIR; 17829 if (locationIsPrivileged(disabledPs.codePath)) { 17830 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17831 } 17832 17833 final PackageParser.Package newPkg; 17834 try { 17835 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17836 0 /* currentTime */, null); 17837 } catch (PackageManagerException e) { 17838 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17839 + e.getMessage()); 17840 return false; 17841 } 17842 17843 try { 17844 // update shared libraries for the newly re-installed system package 17845 updateSharedLibrariesLPr(newPkg, null); 17846 } catch (PackageManagerException e) { 17847 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17848 } 17849 17850 prepareAppDataAfterInstallLIF(newPkg); 17851 17852 // writer 17853 synchronized (mPackages) { 17854 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17855 17856 // Propagate the permissions state as we do not want to drop on the floor 17857 // runtime permissions. The update permissions method below will take 17858 // care of removing obsolete permissions and grant install permissions. 17859 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17860 updatePermissionsLPw(newPkg.packageName, newPkg, 17861 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17862 17863 if (applyUserRestrictions) { 17864 boolean installedStateChanged = false; 17865 if (DEBUG_REMOVE) { 17866 Slog.d(TAG, "Propagating install state across reinstall"); 17867 } 17868 for (int userId : allUserHandles) { 17869 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17870 if (DEBUG_REMOVE) { 17871 Slog.d(TAG, " user " + userId + " => " + installed); 17872 } 17873 if (installed != ps.getInstalled(userId)) { 17874 installedStateChanged = true; 17875 } 17876 ps.setInstalled(installed, userId); 17877 17878 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17879 } 17880 // Regardless of writeSettings we need to ensure that this restriction 17881 // state propagation is persisted 17882 mSettings.writeAllUsersPackageRestrictionsLPr(); 17883 if (installedStateChanged) { 17884 mSettings.writeKernelMappingLPr(ps); 17885 } 17886 } 17887 // can downgrade to reader here 17888 if (writeSettings) { 17889 mSettings.writeLPr(); 17890 } 17891 } 17892 return true; 17893 } 17894 17895 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17896 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17897 PackageRemovedInfo outInfo, boolean writeSettings, 17898 PackageParser.Package replacingPackage) { 17899 synchronized (mPackages) { 17900 if (outInfo != null) { 17901 outInfo.uid = ps.appId; 17902 } 17903 17904 if (outInfo != null && outInfo.removedChildPackages != null) { 17905 final int childCount = (ps.childPackageNames != null) 17906 ? ps.childPackageNames.size() : 0; 17907 for (int i = 0; i < childCount; i++) { 17908 String childPackageName = ps.childPackageNames.get(i); 17909 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17910 if (childPs == null) { 17911 return false; 17912 } 17913 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17914 childPackageName); 17915 if (childInfo != null) { 17916 childInfo.uid = childPs.appId; 17917 } 17918 } 17919 } 17920 } 17921 17922 // Delete package data from internal structures and also remove data if flag is set 17923 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17924 17925 // Delete the child packages data 17926 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17927 for (int i = 0; i < childCount; i++) { 17928 PackageSetting childPs; 17929 synchronized (mPackages) { 17930 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17931 } 17932 if (childPs != null) { 17933 PackageRemovedInfo childOutInfo = (outInfo != null 17934 && outInfo.removedChildPackages != null) 17935 ? outInfo.removedChildPackages.get(childPs.name) : null; 17936 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17937 && (replacingPackage != null 17938 && !replacingPackage.hasChildPackage(childPs.name)) 17939 ? flags & ~DELETE_KEEP_DATA : flags; 17940 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17941 deleteFlags, writeSettings); 17942 } 17943 } 17944 17945 // Delete application code and resources only for parent packages 17946 if (ps.parentPackageName == null) { 17947 if (deleteCodeAndResources && (outInfo != null)) { 17948 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17949 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17950 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17951 } 17952 } 17953 17954 return true; 17955 } 17956 17957 @Override 17958 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17959 int userId) { 17960 mContext.enforceCallingOrSelfPermission( 17961 android.Manifest.permission.DELETE_PACKAGES, null); 17962 synchronized (mPackages) { 17963 PackageSetting ps = mSettings.mPackages.get(packageName); 17964 if (ps == null) { 17965 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17966 return false; 17967 } 17968 // Cannot block uninstall of static shared libs as they are 17969 // considered a part of the using app (emulating static linking). 17970 // Also static libs are installed always on internal storage. 17971 PackageParser.Package pkg = mPackages.get(packageName); 17972 if (pkg != null && pkg.staticSharedLibName != null) { 17973 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17974 + " providing static shared library: " + pkg.staticSharedLibName); 17975 return false; 17976 } 17977 if (!ps.getInstalled(userId)) { 17978 // Can't block uninstall for an app that is not installed or enabled. 17979 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17980 return false; 17981 } 17982 ps.setBlockUninstall(blockUninstall, userId); 17983 mSettings.writePackageRestrictionsLPr(userId); 17984 } 17985 return true; 17986 } 17987 17988 @Override 17989 public boolean getBlockUninstallForUser(String packageName, int userId) { 17990 synchronized (mPackages) { 17991 PackageSetting ps = mSettings.mPackages.get(packageName); 17992 if (ps == null) { 17993 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 17994 return false; 17995 } 17996 return ps.getBlockUninstall(userId); 17997 } 17998 } 17999 18000 @Override 18001 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18002 int callingUid = Binder.getCallingUid(); 18003 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18004 throw new SecurityException( 18005 "setRequiredForSystemUser can only be run by the system or root"); 18006 } 18007 synchronized (mPackages) { 18008 PackageSetting ps = mSettings.mPackages.get(packageName); 18009 if (ps == null) { 18010 Log.w(TAG, "Package doesn't exist: " + packageName); 18011 return false; 18012 } 18013 if (systemUserApp) { 18014 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18015 } else { 18016 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18017 } 18018 mSettings.writeLPr(); 18019 } 18020 return true; 18021 } 18022 18023 /* 18024 * This method handles package deletion in general 18025 */ 18026 private boolean deletePackageLIF(String packageName, UserHandle user, 18027 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18028 PackageRemovedInfo outInfo, boolean writeSettings, 18029 PackageParser.Package replacingPackage) { 18030 if (packageName == null) { 18031 Slog.w(TAG, "Attempt to delete null packageName."); 18032 return false; 18033 } 18034 18035 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18036 18037 PackageSetting ps; 18038 synchronized (mPackages) { 18039 ps = mSettings.mPackages.get(packageName); 18040 if (ps == null) { 18041 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18042 return false; 18043 } 18044 18045 if (ps.parentPackageName != null && (!isSystemApp(ps) 18046 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18047 if (DEBUG_REMOVE) { 18048 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18049 + ((user == null) ? UserHandle.USER_ALL : user)); 18050 } 18051 final int removedUserId = (user != null) ? user.getIdentifier() 18052 : UserHandle.USER_ALL; 18053 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18054 return false; 18055 } 18056 markPackageUninstalledForUserLPw(ps, user); 18057 scheduleWritePackageRestrictionsLocked(user); 18058 return true; 18059 } 18060 } 18061 18062 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18063 && user.getIdentifier() != UserHandle.USER_ALL)) { 18064 // The caller is asking that the package only be deleted for a single 18065 // user. To do this, we just mark its uninstalled state and delete 18066 // its data. If this is a system app, we only allow this to happen if 18067 // they have set the special DELETE_SYSTEM_APP which requests different 18068 // semantics than normal for uninstalling system apps. 18069 markPackageUninstalledForUserLPw(ps, user); 18070 18071 if (!isSystemApp(ps)) { 18072 // Do not uninstall the APK if an app should be cached 18073 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18074 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18075 // Other user still have this package installed, so all 18076 // we need to do is clear this user's data and save that 18077 // it is uninstalled. 18078 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18079 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18080 return false; 18081 } 18082 scheduleWritePackageRestrictionsLocked(user); 18083 return true; 18084 } else { 18085 // We need to set it back to 'installed' so the uninstall 18086 // broadcasts will be sent correctly. 18087 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18088 ps.setInstalled(true, user.getIdentifier()); 18089 mSettings.writeKernelMappingLPr(ps); 18090 } 18091 } else { 18092 // This is a system app, so we assume that the 18093 // other users still have this package installed, so all 18094 // we need to do is clear this user's data and save that 18095 // it is uninstalled. 18096 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18097 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18098 return false; 18099 } 18100 scheduleWritePackageRestrictionsLocked(user); 18101 return true; 18102 } 18103 } 18104 18105 // If we are deleting a composite package for all users, keep track 18106 // of result for each child. 18107 if (ps.childPackageNames != null && outInfo != null) { 18108 synchronized (mPackages) { 18109 final int childCount = ps.childPackageNames.size(); 18110 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18111 for (int i = 0; i < childCount; i++) { 18112 String childPackageName = ps.childPackageNames.get(i); 18113 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18114 childInfo.removedPackage = childPackageName; 18115 outInfo.removedChildPackages.put(childPackageName, childInfo); 18116 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18117 if (childPs != null) { 18118 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18119 } 18120 } 18121 } 18122 } 18123 18124 boolean ret = false; 18125 if (isSystemApp(ps)) { 18126 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18127 // When an updated system application is deleted we delete the existing resources 18128 // as well and fall back to existing code in system partition 18129 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18130 } else { 18131 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18132 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18133 outInfo, writeSettings, replacingPackage); 18134 } 18135 18136 // Take a note whether we deleted the package for all users 18137 if (outInfo != null) { 18138 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18139 if (outInfo.removedChildPackages != null) { 18140 synchronized (mPackages) { 18141 final int childCount = outInfo.removedChildPackages.size(); 18142 for (int i = 0; i < childCount; i++) { 18143 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18144 if (childInfo != null) { 18145 childInfo.removedForAllUsers = mPackages.get( 18146 childInfo.removedPackage) == null; 18147 } 18148 } 18149 } 18150 } 18151 // If we uninstalled an update to a system app there may be some 18152 // child packages that appeared as they are declared in the system 18153 // app but were not declared in the update. 18154 if (isSystemApp(ps)) { 18155 synchronized (mPackages) { 18156 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18157 final int childCount = (updatedPs.childPackageNames != null) 18158 ? updatedPs.childPackageNames.size() : 0; 18159 for (int i = 0; i < childCount; i++) { 18160 String childPackageName = updatedPs.childPackageNames.get(i); 18161 if (outInfo.removedChildPackages == null 18162 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18163 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18164 if (childPs == null) { 18165 continue; 18166 } 18167 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18168 installRes.name = childPackageName; 18169 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18170 installRes.pkg = mPackages.get(childPackageName); 18171 installRes.uid = childPs.pkg.applicationInfo.uid; 18172 if (outInfo.appearedChildPackages == null) { 18173 outInfo.appearedChildPackages = new ArrayMap<>(); 18174 } 18175 outInfo.appearedChildPackages.put(childPackageName, installRes); 18176 } 18177 } 18178 } 18179 } 18180 } 18181 18182 return ret; 18183 } 18184 18185 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18186 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18187 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18188 for (int nextUserId : userIds) { 18189 if (DEBUG_REMOVE) { 18190 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18191 } 18192 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18193 false /*installed*/, 18194 true /*stopped*/, 18195 true /*notLaunched*/, 18196 false /*hidden*/, 18197 false /*suspended*/, 18198 false /*instantApp*/, 18199 null /*lastDisableAppCaller*/, 18200 null /*enabledComponents*/, 18201 null /*disabledComponents*/, 18202 false /*blockUninstall*/, 18203 ps.readUserState(nextUserId).domainVerificationStatus, 18204 0, PackageManager.INSTALL_REASON_UNKNOWN); 18205 } 18206 mSettings.writeKernelMappingLPr(ps); 18207 } 18208 18209 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18210 PackageRemovedInfo outInfo) { 18211 final PackageParser.Package pkg; 18212 synchronized (mPackages) { 18213 pkg = mPackages.get(ps.name); 18214 } 18215 18216 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18217 : new int[] {userId}; 18218 for (int nextUserId : userIds) { 18219 if (DEBUG_REMOVE) { 18220 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18221 + nextUserId); 18222 } 18223 18224 destroyAppDataLIF(pkg, userId, 18225 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18226 destroyAppProfilesLIF(pkg, userId); 18227 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18228 schedulePackageCleaning(ps.name, nextUserId, false); 18229 synchronized (mPackages) { 18230 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18231 scheduleWritePackageRestrictionsLocked(nextUserId); 18232 } 18233 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18234 } 18235 } 18236 18237 if (outInfo != null) { 18238 outInfo.removedPackage = ps.name; 18239 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18240 outInfo.removedAppId = ps.appId; 18241 outInfo.removedUsers = userIds; 18242 } 18243 18244 return true; 18245 } 18246 18247 private final class ClearStorageConnection implements ServiceConnection { 18248 IMediaContainerService mContainerService; 18249 18250 @Override 18251 public void onServiceConnected(ComponentName name, IBinder service) { 18252 synchronized (this) { 18253 mContainerService = IMediaContainerService.Stub 18254 .asInterface(Binder.allowBlocking(service)); 18255 notifyAll(); 18256 } 18257 } 18258 18259 @Override 18260 public void onServiceDisconnected(ComponentName name) { 18261 } 18262 } 18263 18264 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18265 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18266 18267 final boolean mounted; 18268 if (Environment.isExternalStorageEmulated()) { 18269 mounted = true; 18270 } else { 18271 final String status = Environment.getExternalStorageState(); 18272 18273 mounted = status.equals(Environment.MEDIA_MOUNTED) 18274 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18275 } 18276 18277 if (!mounted) { 18278 return; 18279 } 18280 18281 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18282 int[] users; 18283 if (userId == UserHandle.USER_ALL) { 18284 users = sUserManager.getUserIds(); 18285 } else { 18286 users = new int[] { userId }; 18287 } 18288 final ClearStorageConnection conn = new ClearStorageConnection(); 18289 if (mContext.bindServiceAsUser( 18290 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18291 try { 18292 for (int curUser : users) { 18293 long timeout = SystemClock.uptimeMillis() + 5000; 18294 synchronized (conn) { 18295 long now; 18296 while (conn.mContainerService == null && 18297 (now = SystemClock.uptimeMillis()) < timeout) { 18298 try { 18299 conn.wait(timeout - now); 18300 } catch (InterruptedException e) { 18301 } 18302 } 18303 } 18304 if (conn.mContainerService == null) { 18305 return; 18306 } 18307 18308 final UserEnvironment userEnv = new UserEnvironment(curUser); 18309 clearDirectory(conn.mContainerService, 18310 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18311 if (allData) { 18312 clearDirectory(conn.mContainerService, 18313 userEnv.buildExternalStorageAppDataDirs(packageName)); 18314 clearDirectory(conn.mContainerService, 18315 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18316 } 18317 } 18318 } finally { 18319 mContext.unbindService(conn); 18320 } 18321 } 18322 } 18323 18324 @Override 18325 public void clearApplicationProfileData(String packageName) { 18326 enforceSystemOrRoot("Only the system can clear all profile data"); 18327 18328 final PackageParser.Package pkg; 18329 synchronized (mPackages) { 18330 pkg = mPackages.get(packageName); 18331 } 18332 18333 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18334 synchronized (mInstallLock) { 18335 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18336 } 18337 } 18338 } 18339 18340 @Override 18341 public void clearApplicationUserData(final String packageName, 18342 final IPackageDataObserver observer, final int userId) { 18343 mContext.enforceCallingOrSelfPermission( 18344 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18345 18346 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18347 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18348 18349 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18350 throw new SecurityException("Cannot clear data for a protected package: " 18351 + packageName); 18352 } 18353 // Queue up an async operation since the package deletion may take a little while. 18354 mHandler.post(new Runnable() { 18355 public void run() { 18356 mHandler.removeCallbacks(this); 18357 final boolean succeeded; 18358 try (PackageFreezer freezer = freezePackage(packageName, 18359 "clearApplicationUserData")) { 18360 synchronized (mInstallLock) { 18361 succeeded = clearApplicationUserDataLIF(packageName, userId); 18362 } 18363 clearExternalStorageDataSync(packageName, userId, true); 18364 synchronized (mPackages) { 18365 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18366 packageName, userId); 18367 } 18368 } 18369 if (succeeded) { 18370 // invoke DeviceStorageMonitor's update method to clear any notifications 18371 DeviceStorageMonitorInternal dsm = LocalServices 18372 .getService(DeviceStorageMonitorInternal.class); 18373 if (dsm != null) { 18374 dsm.checkMemory(); 18375 } 18376 } 18377 if(observer != null) { 18378 try { 18379 observer.onRemoveCompleted(packageName, succeeded); 18380 } catch (RemoteException e) { 18381 Log.i(TAG, "Observer no longer exists."); 18382 } 18383 } //end if observer 18384 } //end run 18385 }); 18386 } 18387 18388 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18389 if (packageName == null) { 18390 Slog.w(TAG, "Attempt to delete null packageName."); 18391 return false; 18392 } 18393 18394 // Try finding details about the requested package 18395 PackageParser.Package pkg; 18396 synchronized (mPackages) { 18397 pkg = mPackages.get(packageName); 18398 if (pkg == null) { 18399 final PackageSetting ps = mSettings.mPackages.get(packageName); 18400 if (ps != null) { 18401 pkg = ps.pkg; 18402 } 18403 } 18404 18405 if (pkg == null) { 18406 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18407 return false; 18408 } 18409 18410 PackageSetting ps = (PackageSetting) pkg.mExtras; 18411 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18412 } 18413 18414 clearAppDataLIF(pkg, userId, 18415 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18416 18417 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18418 removeKeystoreDataIfNeeded(userId, appId); 18419 18420 UserManagerInternal umInternal = getUserManagerInternal(); 18421 final int flags; 18422 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18423 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18424 } else if (umInternal.isUserRunning(userId)) { 18425 flags = StorageManager.FLAG_STORAGE_DE; 18426 } else { 18427 flags = 0; 18428 } 18429 prepareAppDataContentsLIF(pkg, userId, flags); 18430 18431 return true; 18432 } 18433 18434 /** 18435 * Reverts user permission state changes (permissions and flags) in 18436 * all packages for a given user. 18437 * 18438 * @param userId The device user for which to do a reset. 18439 */ 18440 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18441 final int packageCount = mPackages.size(); 18442 for (int i = 0; i < packageCount; i++) { 18443 PackageParser.Package pkg = mPackages.valueAt(i); 18444 PackageSetting ps = (PackageSetting) pkg.mExtras; 18445 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18446 } 18447 } 18448 18449 private void resetNetworkPolicies(int userId) { 18450 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18451 } 18452 18453 /** 18454 * Reverts user permission state changes (permissions and flags). 18455 * 18456 * @param ps The package for which to reset. 18457 * @param userId The device user for which to do a reset. 18458 */ 18459 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18460 final PackageSetting ps, final int userId) { 18461 if (ps.pkg == null) { 18462 return; 18463 } 18464 18465 // These are flags that can change base on user actions. 18466 final int userSettableMask = FLAG_PERMISSION_USER_SET 18467 | FLAG_PERMISSION_USER_FIXED 18468 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18469 | FLAG_PERMISSION_REVIEW_REQUIRED; 18470 18471 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18472 | FLAG_PERMISSION_POLICY_FIXED; 18473 18474 boolean writeInstallPermissions = false; 18475 boolean writeRuntimePermissions = false; 18476 18477 final int permissionCount = ps.pkg.requestedPermissions.size(); 18478 for (int i = 0; i < permissionCount; i++) { 18479 String permission = ps.pkg.requestedPermissions.get(i); 18480 18481 BasePermission bp = mSettings.mPermissions.get(permission); 18482 if (bp == null) { 18483 continue; 18484 } 18485 18486 // If shared user we just reset the state to which only this app contributed. 18487 if (ps.sharedUser != null) { 18488 boolean used = false; 18489 final int packageCount = ps.sharedUser.packages.size(); 18490 for (int j = 0; j < packageCount; j++) { 18491 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18492 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18493 && pkg.pkg.requestedPermissions.contains(permission)) { 18494 used = true; 18495 break; 18496 } 18497 } 18498 if (used) { 18499 continue; 18500 } 18501 } 18502 18503 PermissionsState permissionsState = ps.getPermissionsState(); 18504 18505 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18506 18507 // Always clear the user settable flags. 18508 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18509 bp.name) != null; 18510 // If permission review is enabled and this is a legacy app, mark the 18511 // permission as requiring a review as this is the initial state. 18512 int flags = 0; 18513 if (mPermissionReviewRequired 18514 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18515 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18516 } 18517 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18518 if (hasInstallState) { 18519 writeInstallPermissions = true; 18520 } else { 18521 writeRuntimePermissions = true; 18522 } 18523 } 18524 18525 // Below is only runtime permission handling. 18526 if (!bp.isRuntime()) { 18527 continue; 18528 } 18529 18530 // Never clobber system or policy. 18531 if ((oldFlags & policyOrSystemFlags) != 0) { 18532 continue; 18533 } 18534 18535 // If this permission was granted by default, make sure it is. 18536 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18537 if (permissionsState.grantRuntimePermission(bp, userId) 18538 != PERMISSION_OPERATION_FAILURE) { 18539 writeRuntimePermissions = true; 18540 } 18541 // If permission review is enabled the permissions for a legacy apps 18542 // are represented as constantly granted runtime ones, so don't revoke. 18543 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18544 // Otherwise, reset the permission. 18545 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18546 switch (revokeResult) { 18547 case PERMISSION_OPERATION_SUCCESS: 18548 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18549 writeRuntimePermissions = true; 18550 final int appId = ps.appId; 18551 mHandler.post(new Runnable() { 18552 @Override 18553 public void run() { 18554 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18555 } 18556 }); 18557 } break; 18558 } 18559 } 18560 } 18561 18562 // Synchronously write as we are taking permissions away. 18563 if (writeRuntimePermissions) { 18564 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18565 } 18566 18567 // Synchronously write as we are taking permissions away. 18568 if (writeInstallPermissions) { 18569 mSettings.writeLPr(); 18570 } 18571 } 18572 18573 /** 18574 * Remove entries from the keystore daemon. Will only remove it if the 18575 * {@code appId} is valid. 18576 */ 18577 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18578 if (appId < 0) { 18579 return; 18580 } 18581 18582 final KeyStore keyStore = KeyStore.getInstance(); 18583 if (keyStore != null) { 18584 if (userId == UserHandle.USER_ALL) { 18585 for (final int individual : sUserManager.getUserIds()) { 18586 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18587 } 18588 } else { 18589 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18590 } 18591 } else { 18592 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18593 } 18594 } 18595 18596 @Override 18597 public void deleteApplicationCacheFiles(final String packageName, 18598 final IPackageDataObserver observer) { 18599 final int userId = UserHandle.getCallingUserId(); 18600 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18601 } 18602 18603 @Override 18604 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18605 final IPackageDataObserver observer) { 18606 mContext.enforceCallingOrSelfPermission( 18607 android.Manifest.permission.DELETE_CACHE_FILES, null); 18608 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18609 /* requireFullPermission= */ true, /* checkShell= */ false, 18610 "delete application cache files"); 18611 18612 final PackageParser.Package pkg; 18613 synchronized (mPackages) { 18614 pkg = mPackages.get(packageName); 18615 } 18616 18617 // Queue up an async operation since the package deletion may take a little while. 18618 mHandler.post(new Runnable() { 18619 public void run() { 18620 synchronized (mInstallLock) { 18621 final int flags = StorageManager.FLAG_STORAGE_DE 18622 | StorageManager.FLAG_STORAGE_CE; 18623 // We're only clearing cache files, so we don't care if the 18624 // app is unfrozen and still able to run 18625 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18626 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18627 } 18628 clearExternalStorageDataSync(packageName, userId, false); 18629 if (observer != null) { 18630 try { 18631 observer.onRemoveCompleted(packageName, true); 18632 } catch (RemoteException e) { 18633 Log.i(TAG, "Observer no longer exists."); 18634 } 18635 } 18636 } 18637 }); 18638 } 18639 18640 @Override 18641 public void getPackageSizeInfo(final String packageName, int userHandle, 18642 final IPackageStatsObserver observer) { 18643 throw new UnsupportedOperationException( 18644 "Shame on you for calling a hidden API. Shame!"); 18645 } 18646 18647 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18648 final PackageSetting ps; 18649 synchronized (mPackages) { 18650 ps = mSettings.mPackages.get(packageName); 18651 if (ps == null) { 18652 Slog.w(TAG, "Failed to find settings for " + packageName); 18653 return false; 18654 } 18655 } 18656 18657 final String[] packageNames = { packageName }; 18658 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18659 final String[] codePaths = { ps.codePathString }; 18660 18661 try { 18662 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18663 ps.appId, ceDataInodes, codePaths, stats); 18664 18665 // For now, ignore code size of packages on system partition 18666 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18667 stats.codeSize = 0; 18668 } 18669 18670 // External clients expect these to be tracked separately 18671 stats.dataSize -= stats.cacheSize; 18672 18673 } catch (InstallerException e) { 18674 Slog.w(TAG, String.valueOf(e)); 18675 return false; 18676 } 18677 18678 return true; 18679 } 18680 18681 private int getUidTargetSdkVersionLockedLPr(int uid) { 18682 Object obj = mSettings.getUserIdLPr(uid); 18683 if (obj instanceof SharedUserSetting) { 18684 final SharedUserSetting sus = (SharedUserSetting) obj; 18685 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18686 final Iterator<PackageSetting> it = sus.packages.iterator(); 18687 while (it.hasNext()) { 18688 final PackageSetting ps = it.next(); 18689 if (ps.pkg != null) { 18690 int v = ps.pkg.applicationInfo.targetSdkVersion; 18691 if (v < vers) vers = v; 18692 } 18693 } 18694 return vers; 18695 } else if (obj instanceof PackageSetting) { 18696 final PackageSetting ps = (PackageSetting) obj; 18697 if (ps.pkg != null) { 18698 return ps.pkg.applicationInfo.targetSdkVersion; 18699 } 18700 } 18701 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18702 } 18703 18704 @Override 18705 public void addPreferredActivity(IntentFilter filter, int match, 18706 ComponentName[] set, ComponentName activity, int userId) { 18707 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18708 "Adding preferred"); 18709 } 18710 18711 private void addPreferredActivityInternal(IntentFilter filter, int match, 18712 ComponentName[] set, ComponentName activity, boolean always, int userId, 18713 String opname) { 18714 // writer 18715 int callingUid = Binder.getCallingUid(); 18716 enforceCrossUserPermission(callingUid, userId, 18717 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18718 if (filter.countActions() == 0) { 18719 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18720 return; 18721 } 18722 synchronized (mPackages) { 18723 if (mContext.checkCallingOrSelfPermission( 18724 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18725 != PackageManager.PERMISSION_GRANTED) { 18726 if (getUidTargetSdkVersionLockedLPr(callingUid) 18727 < Build.VERSION_CODES.FROYO) { 18728 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18729 + callingUid); 18730 return; 18731 } 18732 mContext.enforceCallingOrSelfPermission( 18733 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18734 } 18735 18736 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18737 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18738 + userId + ":"); 18739 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18740 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18741 scheduleWritePackageRestrictionsLocked(userId); 18742 postPreferredActivityChangedBroadcast(userId); 18743 } 18744 } 18745 18746 private void postPreferredActivityChangedBroadcast(int userId) { 18747 mHandler.post(() -> { 18748 final IActivityManager am = ActivityManager.getService(); 18749 if (am == null) { 18750 return; 18751 } 18752 18753 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18754 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18755 try { 18756 am.broadcastIntent(null, intent, null, null, 18757 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18758 null, false, false, userId); 18759 } catch (RemoteException e) { 18760 } 18761 }); 18762 } 18763 18764 @Override 18765 public void replacePreferredActivity(IntentFilter filter, int match, 18766 ComponentName[] set, ComponentName activity, int userId) { 18767 if (filter.countActions() != 1) { 18768 throw new IllegalArgumentException( 18769 "replacePreferredActivity expects filter to have only 1 action."); 18770 } 18771 if (filter.countDataAuthorities() != 0 18772 || filter.countDataPaths() != 0 18773 || filter.countDataSchemes() > 1 18774 || filter.countDataTypes() != 0) { 18775 throw new IllegalArgumentException( 18776 "replacePreferredActivity expects filter to have no data authorities, " + 18777 "paths, or types; and at most one scheme."); 18778 } 18779 18780 final int callingUid = Binder.getCallingUid(); 18781 enforceCrossUserPermission(callingUid, userId, 18782 true /* requireFullPermission */, false /* checkShell */, 18783 "replace preferred activity"); 18784 synchronized (mPackages) { 18785 if (mContext.checkCallingOrSelfPermission( 18786 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18787 != PackageManager.PERMISSION_GRANTED) { 18788 if (getUidTargetSdkVersionLockedLPr(callingUid) 18789 < Build.VERSION_CODES.FROYO) { 18790 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18791 + Binder.getCallingUid()); 18792 return; 18793 } 18794 mContext.enforceCallingOrSelfPermission( 18795 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18796 } 18797 18798 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18799 if (pir != null) { 18800 // Get all of the existing entries that exactly match this filter. 18801 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18802 if (existing != null && existing.size() == 1) { 18803 PreferredActivity cur = existing.get(0); 18804 if (DEBUG_PREFERRED) { 18805 Slog.i(TAG, "Checking replace of preferred:"); 18806 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18807 if (!cur.mPref.mAlways) { 18808 Slog.i(TAG, " -- CUR; not mAlways!"); 18809 } else { 18810 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18811 Slog.i(TAG, " -- CUR: mSet=" 18812 + Arrays.toString(cur.mPref.mSetComponents)); 18813 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18814 Slog.i(TAG, " -- NEW: mMatch=" 18815 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18816 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18817 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18818 } 18819 } 18820 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18821 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18822 && cur.mPref.sameSet(set)) { 18823 // Setting the preferred activity to what it happens to be already 18824 if (DEBUG_PREFERRED) { 18825 Slog.i(TAG, "Replacing with same preferred activity " 18826 + cur.mPref.mShortComponent + " for user " 18827 + userId + ":"); 18828 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18829 } 18830 return; 18831 } 18832 } 18833 18834 if (existing != null) { 18835 if (DEBUG_PREFERRED) { 18836 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18837 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18838 } 18839 for (int i = 0; i < existing.size(); i++) { 18840 PreferredActivity pa = existing.get(i); 18841 if (DEBUG_PREFERRED) { 18842 Slog.i(TAG, "Removing existing preferred activity " 18843 + pa.mPref.mComponent + ":"); 18844 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18845 } 18846 pir.removeFilter(pa); 18847 } 18848 } 18849 } 18850 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18851 "Replacing preferred"); 18852 } 18853 } 18854 18855 @Override 18856 public void clearPackagePreferredActivities(String packageName) { 18857 final int uid = Binder.getCallingUid(); 18858 // writer 18859 synchronized (mPackages) { 18860 PackageParser.Package pkg = mPackages.get(packageName); 18861 if (pkg == null || pkg.applicationInfo.uid != uid) { 18862 if (mContext.checkCallingOrSelfPermission( 18863 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18864 != PackageManager.PERMISSION_GRANTED) { 18865 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18866 < Build.VERSION_CODES.FROYO) { 18867 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18868 + Binder.getCallingUid()); 18869 return; 18870 } 18871 mContext.enforceCallingOrSelfPermission( 18872 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18873 } 18874 } 18875 18876 int user = UserHandle.getCallingUserId(); 18877 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18878 scheduleWritePackageRestrictionsLocked(user); 18879 } 18880 } 18881 } 18882 18883 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18884 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18885 ArrayList<PreferredActivity> removed = null; 18886 boolean changed = false; 18887 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18888 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18889 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18890 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18891 continue; 18892 } 18893 Iterator<PreferredActivity> it = pir.filterIterator(); 18894 while (it.hasNext()) { 18895 PreferredActivity pa = it.next(); 18896 // Mark entry for removal only if it matches the package name 18897 // and the entry is of type "always". 18898 if (packageName == null || 18899 (pa.mPref.mComponent.getPackageName().equals(packageName) 18900 && pa.mPref.mAlways)) { 18901 if (removed == null) { 18902 removed = new ArrayList<PreferredActivity>(); 18903 } 18904 removed.add(pa); 18905 } 18906 } 18907 if (removed != null) { 18908 for (int j=0; j<removed.size(); j++) { 18909 PreferredActivity pa = removed.get(j); 18910 pir.removeFilter(pa); 18911 } 18912 changed = true; 18913 } 18914 } 18915 if (changed) { 18916 postPreferredActivityChangedBroadcast(userId); 18917 } 18918 return changed; 18919 } 18920 18921 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18922 private void clearIntentFilterVerificationsLPw(int userId) { 18923 final int packageCount = mPackages.size(); 18924 for (int i = 0; i < packageCount; i++) { 18925 PackageParser.Package pkg = mPackages.valueAt(i); 18926 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18927 } 18928 } 18929 18930 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18931 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18932 if (userId == UserHandle.USER_ALL) { 18933 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18934 sUserManager.getUserIds())) { 18935 for (int oneUserId : sUserManager.getUserIds()) { 18936 scheduleWritePackageRestrictionsLocked(oneUserId); 18937 } 18938 } 18939 } else { 18940 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18941 scheduleWritePackageRestrictionsLocked(userId); 18942 } 18943 } 18944 } 18945 18946 void clearDefaultBrowserIfNeeded(String packageName) { 18947 for (int oneUserId : sUserManager.getUserIds()) { 18948 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18949 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18950 if (packageName.equals(defaultBrowserPackageName)) { 18951 setDefaultBrowserPackageName(null, oneUserId); 18952 } 18953 } 18954 } 18955 18956 @Override 18957 public void resetApplicationPreferences(int userId) { 18958 mContext.enforceCallingOrSelfPermission( 18959 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18960 final long identity = Binder.clearCallingIdentity(); 18961 // writer 18962 try { 18963 synchronized (mPackages) { 18964 clearPackagePreferredActivitiesLPw(null, userId); 18965 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18966 // TODO: We have to reset the default SMS and Phone. This requires 18967 // significant refactoring to keep all default apps in the package 18968 // manager (cleaner but more work) or have the services provide 18969 // callbacks to the package manager to request a default app reset. 18970 applyFactoryDefaultBrowserLPw(userId); 18971 clearIntentFilterVerificationsLPw(userId); 18972 primeDomainVerificationsLPw(userId); 18973 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18974 scheduleWritePackageRestrictionsLocked(userId); 18975 } 18976 resetNetworkPolicies(userId); 18977 } finally { 18978 Binder.restoreCallingIdentity(identity); 18979 } 18980 } 18981 18982 @Override 18983 public int getPreferredActivities(List<IntentFilter> outFilters, 18984 List<ComponentName> outActivities, String packageName) { 18985 18986 int num = 0; 18987 final int userId = UserHandle.getCallingUserId(); 18988 // reader 18989 synchronized (mPackages) { 18990 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18991 if (pir != null) { 18992 final Iterator<PreferredActivity> it = pir.filterIterator(); 18993 while (it.hasNext()) { 18994 final PreferredActivity pa = it.next(); 18995 if (packageName == null 18996 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18997 && pa.mPref.mAlways)) { 18998 if (outFilters != null) { 18999 outFilters.add(new IntentFilter(pa)); 19000 } 19001 if (outActivities != null) { 19002 outActivities.add(pa.mPref.mComponent); 19003 } 19004 } 19005 } 19006 } 19007 } 19008 19009 return num; 19010 } 19011 19012 @Override 19013 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19014 int userId) { 19015 int callingUid = Binder.getCallingUid(); 19016 if (callingUid != Process.SYSTEM_UID) { 19017 throw new SecurityException( 19018 "addPersistentPreferredActivity can only be run by the system"); 19019 } 19020 if (filter.countActions() == 0) { 19021 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19022 return; 19023 } 19024 synchronized (mPackages) { 19025 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19026 ":"); 19027 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19028 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19029 new PersistentPreferredActivity(filter, activity)); 19030 scheduleWritePackageRestrictionsLocked(userId); 19031 postPreferredActivityChangedBroadcast(userId); 19032 } 19033 } 19034 19035 @Override 19036 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19037 int callingUid = Binder.getCallingUid(); 19038 if (callingUid != Process.SYSTEM_UID) { 19039 throw new SecurityException( 19040 "clearPackagePersistentPreferredActivities can only be run by the system"); 19041 } 19042 ArrayList<PersistentPreferredActivity> removed = null; 19043 boolean changed = false; 19044 synchronized (mPackages) { 19045 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19046 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19047 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19048 .valueAt(i); 19049 if (userId != thisUserId) { 19050 continue; 19051 } 19052 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19053 while (it.hasNext()) { 19054 PersistentPreferredActivity ppa = it.next(); 19055 // Mark entry for removal only if it matches the package name. 19056 if (ppa.mComponent.getPackageName().equals(packageName)) { 19057 if (removed == null) { 19058 removed = new ArrayList<PersistentPreferredActivity>(); 19059 } 19060 removed.add(ppa); 19061 } 19062 } 19063 if (removed != null) { 19064 for (int j=0; j<removed.size(); j++) { 19065 PersistentPreferredActivity ppa = removed.get(j); 19066 ppir.removeFilter(ppa); 19067 } 19068 changed = true; 19069 } 19070 } 19071 19072 if (changed) { 19073 scheduleWritePackageRestrictionsLocked(userId); 19074 postPreferredActivityChangedBroadcast(userId); 19075 } 19076 } 19077 } 19078 19079 /** 19080 * Common machinery for picking apart a restored XML blob and passing 19081 * it to a caller-supplied functor to be applied to the running system. 19082 */ 19083 private void restoreFromXml(XmlPullParser parser, int userId, 19084 String expectedStartTag, BlobXmlRestorer functor) 19085 throws IOException, XmlPullParserException { 19086 int type; 19087 while ((type = parser.next()) != XmlPullParser.START_TAG 19088 && type != XmlPullParser.END_DOCUMENT) { 19089 } 19090 if (type != XmlPullParser.START_TAG) { 19091 // oops didn't find a start tag?! 19092 if (DEBUG_BACKUP) { 19093 Slog.e(TAG, "Didn't find start tag during restore"); 19094 } 19095 return; 19096 } 19097Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19098 // this is supposed to be TAG_PREFERRED_BACKUP 19099 if (!expectedStartTag.equals(parser.getName())) { 19100 if (DEBUG_BACKUP) { 19101 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19102 } 19103 return; 19104 } 19105 19106 // skip interfering stuff, then we're aligned with the backing implementation 19107 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19108Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19109 functor.apply(parser, userId); 19110 } 19111 19112 private interface BlobXmlRestorer { 19113 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19114 } 19115 19116 /** 19117 * Non-Binder method, support for the backup/restore mechanism: write the 19118 * full set of preferred activities in its canonical XML format. Returns the 19119 * XML output as a byte array, or null if there is none. 19120 */ 19121 @Override 19122 public byte[] getPreferredActivityBackup(int userId) { 19123 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19124 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19125 } 19126 19127 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19128 try { 19129 final XmlSerializer serializer = new FastXmlSerializer(); 19130 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19131 serializer.startDocument(null, true); 19132 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19133 19134 synchronized (mPackages) { 19135 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19136 } 19137 19138 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19139 serializer.endDocument(); 19140 serializer.flush(); 19141 } catch (Exception e) { 19142 if (DEBUG_BACKUP) { 19143 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19144 } 19145 return null; 19146 } 19147 19148 return dataStream.toByteArray(); 19149 } 19150 19151 @Override 19152 public void restorePreferredActivities(byte[] backup, int userId) { 19153 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19154 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19155 } 19156 19157 try { 19158 final XmlPullParser parser = Xml.newPullParser(); 19159 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19160 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19161 new BlobXmlRestorer() { 19162 @Override 19163 public void apply(XmlPullParser parser, int userId) 19164 throws XmlPullParserException, IOException { 19165 synchronized (mPackages) { 19166 mSettings.readPreferredActivitiesLPw(parser, userId); 19167 } 19168 } 19169 } ); 19170 } catch (Exception e) { 19171 if (DEBUG_BACKUP) { 19172 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19173 } 19174 } 19175 } 19176 19177 /** 19178 * Non-Binder method, support for the backup/restore mechanism: write the 19179 * default browser (etc) settings in its canonical XML format. Returns the default 19180 * browser XML representation as a byte array, or null if there is none. 19181 */ 19182 @Override 19183 public byte[] getDefaultAppsBackup(int userId) { 19184 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19185 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19186 } 19187 19188 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19189 try { 19190 final XmlSerializer serializer = new FastXmlSerializer(); 19191 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19192 serializer.startDocument(null, true); 19193 serializer.startTag(null, TAG_DEFAULT_APPS); 19194 19195 synchronized (mPackages) { 19196 mSettings.writeDefaultAppsLPr(serializer, userId); 19197 } 19198 19199 serializer.endTag(null, TAG_DEFAULT_APPS); 19200 serializer.endDocument(); 19201 serializer.flush(); 19202 } catch (Exception e) { 19203 if (DEBUG_BACKUP) { 19204 Slog.e(TAG, "Unable to write default apps for backup", e); 19205 } 19206 return null; 19207 } 19208 19209 return dataStream.toByteArray(); 19210 } 19211 19212 @Override 19213 public void restoreDefaultApps(byte[] backup, int userId) { 19214 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19215 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19216 } 19217 19218 try { 19219 final XmlPullParser parser = Xml.newPullParser(); 19220 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19221 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19222 new BlobXmlRestorer() { 19223 @Override 19224 public void apply(XmlPullParser parser, int userId) 19225 throws XmlPullParserException, IOException { 19226 synchronized (mPackages) { 19227 mSettings.readDefaultAppsLPw(parser, userId); 19228 } 19229 } 19230 } ); 19231 } catch (Exception e) { 19232 if (DEBUG_BACKUP) { 19233 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19234 } 19235 } 19236 } 19237 19238 @Override 19239 public byte[] getIntentFilterVerificationBackup(int userId) { 19240 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19241 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19242 } 19243 19244 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19245 try { 19246 final XmlSerializer serializer = new FastXmlSerializer(); 19247 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19248 serializer.startDocument(null, true); 19249 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19250 19251 synchronized (mPackages) { 19252 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19253 } 19254 19255 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19256 serializer.endDocument(); 19257 serializer.flush(); 19258 } catch (Exception e) { 19259 if (DEBUG_BACKUP) { 19260 Slog.e(TAG, "Unable to write default apps for backup", e); 19261 } 19262 return null; 19263 } 19264 19265 return dataStream.toByteArray(); 19266 } 19267 19268 @Override 19269 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19270 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19271 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19272 } 19273 19274 try { 19275 final XmlPullParser parser = Xml.newPullParser(); 19276 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19277 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19278 new BlobXmlRestorer() { 19279 @Override 19280 public void apply(XmlPullParser parser, int userId) 19281 throws XmlPullParserException, IOException { 19282 synchronized (mPackages) { 19283 mSettings.readAllDomainVerificationsLPr(parser, userId); 19284 mSettings.writeLPr(); 19285 } 19286 } 19287 } ); 19288 } catch (Exception e) { 19289 if (DEBUG_BACKUP) { 19290 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19291 } 19292 } 19293 } 19294 19295 @Override 19296 public byte[] getPermissionGrantBackup(int userId) { 19297 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19298 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19299 } 19300 19301 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19302 try { 19303 final XmlSerializer serializer = new FastXmlSerializer(); 19304 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19305 serializer.startDocument(null, true); 19306 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19307 19308 synchronized (mPackages) { 19309 serializeRuntimePermissionGrantsLPr(serializer, userId); 19310 } 19311 19312 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19313 serializer.endDocument(); 19314 serializer.flush(); 19315 } catch (Exception e) { 19316 if (DEBUG_BACKUP) { 19317 Slog.e(TAG, "Unable to write default apps for backup", e); 19318 } 19319 return null; 19320 } 19321 19322 return dataStream.toByteArray(); 19323 } 19324 19325 @Override 19326 public void restorePermissionGrants(byte[] backup, int userId) { 19327 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19328 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19329 } 19330 19331 try { 19332 final XmlPullParser parser = Xml.newPullParser(); 19333 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19334 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19335 new BlobXmlRestorer() { 19336 @Override 19337 public void apply(XmlPullParser parser, int userId) 19338 throws XmlPullParserException, IOException { 19339 synchronized (mPackages) { 19340 processRestoredPermissionGrantsLPr(parser, userId); 19341 } 19342 } 19343 } ); 19344 } catch (Exception e) { 19345 if (DEBUG_BACKUP) { 19346 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19347 } 19348 } 19349 } 19350 19351 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19352 throws IOException { 19353 serializer.startTag(null, TAG_ALL_GRANTS); 19354 19355 final int N = mSettings.mPackages.size(); 19356 for (int i = 0; i < N; i++) { 19357 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19358 boolean pkgGrantsKnown = false; 19359 19360 PermissionsState packagePerms = ps.getPermissionsState(); 19361 19362 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19363 final int grantFlags = state.getFlags(); 19364 // only look at grants that are not system/policy fixed 19365 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19366 final boolean isGranted = state.isGranted(); 19367 // And only back up the user-twiddled state bits 19368 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19369 final String packageName = mSettings.mPackages.keyAt(i); 19370 if (!pkgGrantsKnown) { 19371 serializer.startTag(null, TAG_GRANT); 19372 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19373 pkgGrantsKnown = true; 19374 } 19375 19376 final boolean userSet = 19377 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19378 final boolean userFixed = 19379 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19380 final boolean revoke = 19381 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19382 19383 serializer.startTag(null, TAG_PERMISSION); 19384 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19385 if (isGranted) { 19386 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19387 } 19388 if (userSet) { 19389 serializer.attribute(null, ATTR_USER_SET, "true"); 19390 } 19391 if (userFixed) { 19392 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19393 } 19394 if (revoke) { 19395 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19396 } 19397 serializer.endTag(null, TAG_PERMISSION); 19398 } 19399 } 19400 } 19401 19402 if (pkgGrantsKnown) { 19403 serializer.endTag(null, TAG_GRANT); 19404 } 19405 } 19406 19407 serializer.endTag(null, TAG_ALL_GRANTS); 19408 } 19409 19410 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19411 throws XmlPullParserException, IOException { 19412 String pkgName = null; 19413 int outerDepth = parser.getDepth(); 19414 int type; 19415 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19416 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19417 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19418 continue; 19419 } 19420 19421 final String tagName = parser.getName(); 19422 if (tagName.equals(TAG_GRANT)) { 19423 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19424 if (DEBUG_BACKUP) { 19425 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19426 } 19427 } else if (tagName.equals(TAG_PERMISSION)) { 19428 19429 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19430 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19431 19432 int newFlagSet = 0; 19433 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19434 newFlagSet |= FLAG_PERMISSION_USER_SET; 19435 } 19436 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19437 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19438 } 19439 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19440 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19441 } 19442 if (DEBUG_BACKUP) { 19443 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19444 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19445 } 19446 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19447 if (ps != null) { 19448 // Already installed so we apply the grant immediately 19449 if (DEBUG_BACKUP) { 19450 Slog.v(TAG, " + already installed; applying"); 19451 } 19452 PermissionsState perms = ps.getPermissionsState(); 19453 BasePermission bp = mSettings.mPermissions.get(permName); 19454 if (bp != null) { 19455 if (isGranted) { 19456 perms.grantRuntimePermission(bp, userId); 19457 } 19458 if (newFlagSet != 0) { 19459 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19460 } 19461 } 19462 } else { 19463 // Need to wait for post-restore install to apply the grant 19464 if (DEBUG_BACKUP) { 19465 Slog.v(TAG, " - not yet installed; saving for later"); 19466 } 19467 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19468 isGranted, newFlagSet, userId); 19469 } 19470 } else { 19471 PackageManagerService.reportSettingsProblem(Log.WARN, 19472 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19473 XmlUtils.skipCurrentTag(parser); 19474 } 19475 } 19476 19477 scheduleWriteSettingsLocked(); 19478 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19479 } 19480 19481 @Override 19482 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19483 int sourceUserId, int targetUserId, int flags) { 19484 mContext.enforceCallingOrSelfPermission( 19485 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19486 int callingUid = Binder.getCallingUid(); 19487 enforceOwnerRights(ownerPackage, callingUid); 19488 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19489 if (intentFilter.countActions() == 0) { 19490 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19491 return; 19492 } 19493 synchronized (mPackages) { 19494 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19495 ownerPackage, targetUserId, flags); 19496 CrossProfileIntentResolver resolver = 19497 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19498 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19499 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19500 if (existing != null) { 19501 int size = existing.size(); 19502 for (int i = 0; i < size; i++) { 19503 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19504 return; 19505 } 19506 } 19507 } 19508 resolver.addFilter(newFilter); 19509 scheduleWritePackageRestrictionsLocked(sourceUserId); 19510 } 19511 } 19512 19513 @Override 19514 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19515 mContext.enforceCallingOrSelfPermission( 19516 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19517 int callingUid = Binder.getCallingUid(); 19518 enforceOwnerRights(ownerPackage, callingUid); 19519 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19520 synchronized (mPackages) { 19521 CrossProfileIntentResolver resolver = 19522 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19523 ArraySet<CrossProfileIntentFilter> set = 19524 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19525 for (CrossProfileIntentFilter filter : set) { 19526 if (filter.getOwnerPackage().equals(ownerPackage)) { 19527 resolver.removeFilter(filter); 19528 } 19529 } 19530 scheduleWritePackageRestrictionsLocked(sourceUserId); 19531 } 19532 } 19533 19534 // Enforcing that callingUid is owning pkg on userId 19535 private void enforceOwnerRights(String pkg, int callingUid) { 19536 // The system owns everything. 19537 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19538 return; 19539 } 19540 int callingUserId = UserHandle.getUserId(callingUid); 19541 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19542 if (pi == null) { 19543 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19544 + callingUserId); 19545 } 19546 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19547 throw new SecurityException("Calling uid " + callingUid 19548 + " does not own package " + pkg); 19549 } 19550 } 19551 19552 @Override 19553 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19554 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19555 } 19556 19557 /** 19558 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19559 * then reports the most likely home activity or null if there are more than one. 19560 */ 19561 public ComponentName getDefaultHomeActivity(int userId) { 19562 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19563 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19564 if (cn != null) { 19565 return cn; 19566 } 19567 19568 // Find the launcher with the highest priority and return that component if there are no 19569 // other home activity with the same priority. 19570 int lastPriority = Integer.MIN_VALUE; 19571 ComponentName lastComponent = null; 19572 final int size = allHomeCandidates.size(); 19573 for (int i = 0; i < size; i++) { 19574 final ResolveInfo ri = allHomeCandidates.get(i); 19575 if (ri.priority > lastPriority) { 19576 lastComponent = ri.activityInfo.getComponentName(); 19577 lastPriority = ri.priority; 19578 } else if (ri.priority == lastPriority) { 19579 // Two components found with same priority. 19580 lastComponent = null; 19581 } 19582 } 19583 return lastComponent; 19584 } 19585 19586 private Intent getHomeIntent() { 19587 Intent intent = new Intent(Intent.ACTION_MAIN); 19588 intent.addCategory(Intent.CATEGORY_HOME); 19589 intent.addCategory(Intent.CATEGORY_DEFAULT); 19590 return intent; 19591 } 19592 19593 private IntentFilter getHomeFilter() { 19594 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19595 filter.addCategory(Intent.CATEGORY_HOME); 19596 filter.addCategory(Intent.CATEGORY_DEFAULT); 19597 return filter; 19598 } 19599 19600 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19601 int userId) { 19602 Intent intent = getHomeIntent(); 19603 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19604 PackageManager.GET_META_DATA, userId); 19605 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19606 true, false, false, userId); 19607 19608 allHomeCandidates.clear(); 19609 if (list != null) { 19610 for (ResolveInfo ri : list) { 19611 allHomeCandidates.add(ri); 19612 } 19613 } 19614 return (preferred == null || preferred.activityInfo == null) 19615 ? null 19616 : new ComponentName(preferred.activityInfo.packageName, 19617 preferred.activityInfo.name); 19618 } 19619 19620 @Override 19621 public void setHomeActivity(ComponentName comp, int userId) { 19622 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19623 getHomeActivitiesAsUser(homeActivities, userId); 19624 19625 boolean found = false; 19626 19627 final int size = homeActivities.size(); 19628 final ComponentName[] set = new ComponentName[size]; 19629 for (int i = 0; i < size; i++) { 19630 final ResolveInfo candidate = homeActivities.get(i); 19631 final ActivityInfo info = candidate.activityInfo; 19632 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19633 set[i] = activityName; 19634 if (!found && activityName.equals(comp)) { 19635 found = true; 19636 } 19637 } 19638 if (!found) { 19639 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19640 + userId); 19641 } 19642 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19643 set, comp, userId); 19644 } 19645 19646 private @Nullable String getSetupWizardPackageName() { 19647 final Intent intent = new Intent(Intent.ACTION_MAIN); 19648 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19649 19650 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19651 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19652 | MATCH_DISABLED_COMPONENTS, 19653 UserHandle.myUserId()); 19654 if (matches.size() == 1) { 19655 return matches.get(0).getComponentInfo().packageName; 19656 } else { 19657 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19658 + ": matches=" + matches); 19659 return null; 19660 } 19661 } 19662 19663 private @Nullable String getStorageManagerPackageName() { 19664 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19665 19666 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19667 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19668 | MATCH_DISABLED_COMPONENTS, 19669 UserHandle.myUserId()); 19670 if (matches.size() == 1) { 19671 return matches.get(0).getComponentInfo().packageName; 19672 } else { 19673 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19674 + matches.size() + ": matches=" + matches); 19675 return null; 19676 } 19677 } 19678 19679 @Override 19680 public void setApplicationEnabledSetting(String appPackageName, 19681 int newState, int flags, int userId, String callingPackage) { 19682 if (!sUserManager.exists(userId)) return; 19683 if (callingPackage == null) { 19684 callingPackage = Integer.toString(Binder.getCallingUid()); 19685 } 19686 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19687 } 19688 19689 @Override 19690 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19691 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19692 synchronized (mPackages) { 19693 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19694 if (pkgSetting != null) { 19695 pkgSetting.setUpdateAvailable(updateAvailable); 19696 } 19697 } 19698 } 19699 19700 @Override 19701 public void setComponentEnabledSetting(ComponentName componentName, 19702 int newState, int flags, int userId) { 19703 if (!sUserManager.exists(userId)) return; 19704 setEnabledSetting(componentName.getPackageName(), 19705 componentName.getClassName(), newState, flags, userId, null); 19706 } 19707 19708 private void setEnabledSetting(final String packageName, String className, int newState, 19709 final int flags, int userId, String callingPackage) { 19710 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19711 || newState == COMPONENT_ENABLED_STATE_ENABLED 19712 || newState == COMPONENT_ENABLED_STATE_DISABLED 19713 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19714 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19715 throw new IllegalArgumentException("Invalid new component state: " 19716 + newState); 19717 } 19718 PackageSetting pkgSetting; 19719 final int uid = Binder.getCallingUid(); 19720 final int permission; 19721 if (uid == Process.SYSTEM_UID) { 19722 permission = PackageManager.PERMISSION_GRANTED; 19723 } else { 19724 permission = mContext.checkCallingOrSelfPermission( 19725 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19726 } 19727 enforceCrossUserPermission(uid, userId, 19728 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19729 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19730 boolean sendNow = false; 19731 boolean isApp = (className == null); 19732 String componentName = isApp ? packageName : className; 19733 int packageUid = -1; 19734 ArrayList<String> components; 19735 19736 // writer 19737 synchronized (mPackages) { 19738 pkgSetting = mSettings.mPackages.get(packageName); 19739 if (pkgSetting == null) { 19740 if (className == null) { 19741 throw new IllegalArgumentException("Unknown package: " + packageName); 19742 } 19743 throw new IllegalArgumentException( 19744 "Unknown component: " + packageName + "/" + className); 19745 } 19746 } 19747 19748 // Limit who can change which apps 19749 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19750 // Don't allow apps that don't have permission to modify other apps 19751 if (!allowedByPermission) { 19752 throw new SecurityException( 19753 "Permission Denial: attempt to change component state from pid=" 19754 + Binder.getCallingPid() 19755 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19756 } 19757 // Don't allow changing protected packages. 19758 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19759 throw new SecurityException("Cannot disable a protected package: " + packageName); 19760 } 19761 } 19762 19763 synchronized (mPackages) { 19764 if (uid == Process.SHELL_UID 19765 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19766 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19767 // unless it is a test package. 19768 int oldState = pkgSetting.getEnabled(userId); 19769 if (className == null 19770 && 19771 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19772 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19773 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19774 && 19775 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19776 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19777 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19778 // ok 19779 } else { 19780 throw new SecurityException( 19781 "Shell cannot change component state for " + packageName + "/" 19782 + className + " to " + newState); 19783 } 19784 } 19785 if (className == null) { 19786 // We're dealing with an application/package level state change 19787 if (pkgSetting.getEnabled(userId) == newState) { 19788 // Nothing to do 19789 return; 19790 } 19791 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19792 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19793 // Don't care about who enables an app. 19794 callingPackage = null; 19795 } 19796 pkgSetting.setEnabled(newState, userId, callingPackage); 19797 // pkgSetting.pkg.mSetEnabled = newState; 19798 } else { 19799 // We're dealing with a component level state change 19800 // First, verify that this is a valid class name. 19801 PackageParser.Package pkg = pkgSetting.pkg; 19802 if (pkg == null || !pkg.hasComponentClassName(className)) { 19803 if (pkg != null && 19804 pkg.applicationInfo.targetSdkVersion >= 19805 Build.VERSION_CODES.JELLY_BEAN) { 19806 throw new IllegalArgumentException("Component class " + className 19807 + " does not exist in " + packageName); 19808 } else { 19809 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19810 + className + " does not exist in " + packageName); 19811 } 19812 } 19813 switch (newState) { 19814 case COMPONENT_ENABLED_STATE_ENABLED: 19815 if (!pkgSetting.enableComponentLPw(className, userId)) { 19816 return; 19817 } 19818 break; 19819 case COMPONENT_ENABLED_STATE_DISABLED: 19820 if (!pkgSetting.disableComponentLPw(className, userId)) { 19821 return; 19822 } 19823 break; 19824 case COMPONENT_ENABLED_STATE_DEFAULT: 19825 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19826 return; 19827 } 19828 break; 19829 default: 19830 Slog.e(TAG, "Invalid new component state: " + newState); 19831 return; 19832 } 19833 } 19834 scheduleWritePackageRestrictionsLocked(userId); 19835 updateSequenceNumberLP(packageName, new int[] { userId }); 19836 components = mPendingBroadcasts.get(userId, packageName); 19837 final boolean newPackage = components == null; 19838 if (newPackage) { 19839 components = new ArrayList<String>(); 19840 } 19841 if (!components.contains(componentName)) { 19842 components.add(componentName); 19843 } 19844 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19845 sendNow = true; 19846 // Purge entry from pending broadcast list if another one exists already 19847 // since we are sending one right away. 19848 mPendingBroadcasts.remove(userId, packageName); 19849 } else { 19850 if (newPackage) { 19851 mPendingBroadcasts.put(userId, packageName, components); 19852 } 19853 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19854 // Schedule a message 19855 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19856 } 19857 } 19858 } 19859 19860 long callingId = Binder.clearCallingIdentity(); 19861 try { 19862 if (sendNow) { 19863 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19864 sendPackageChangedBroadcast(packageName, 19865 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19866 } 19867 } finally { 19868 Binder.restoreCallingIdentity(callingId); 19869 } 19870 } 19871 19872 @Override 19873 public void flushPackageRestrictionsAsUser(int userId) { 19874 if (!sUserManager.exists(userId)) { 19875 return; 19876 } 19877 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19878 false /* checkShell */, "flushPackageRestrictions"); 19879 synchronized (mPackages) { 19880 mSettings.writePackageRestrictionsLPr(userId); 19881 mDirtyUsers.remove(userId); 19882 if (mDirtyUsers.isEmpty()) { 19883 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19884 } 19885 } 19886 } 19887 19888 private void sendPackageChangedBroadcast(String packageName, 19889 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19890 if (DEBUG_INSTALL) 19891 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19892 + componentNames); 19893 Bundle extras = new Bundle(4); 19894 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19895 String nameList[] = new String[componentNames.size()]; 19896 componentNames.toArray(nameList); 19897 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19898 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19899 extras.putInt(Intent.EXTRA_UID, packageUid); 19900 // If this is not reporting a change of the overall package, then only send it 19901 // to registered receivers. We don't want to launch a swath of apps for every 19902 // little component state change. 19903 final int flags = !componentNames.contains(packageName) 19904 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19905 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19906 new int[] {UserHandle.getUserId(packageUid)}); 19907 } 19908 19909 @Override 19910 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19911 if (!sUserManager.exists(userId)) return; 19912 final int uid = Binder.getCallingUid(); 19913 final int permission = mContext.checkCallingOrSelfPermission( 19914 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19915 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19916 enforceCrossUserPermission(uid, userId, 19917 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19918 // writer 19919 synchronized (mPackages) { 19920 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19921 allowedByPermission, uid, userId)) { 19922 scheduleWritePackageRestrictionsLocked(userId); 19923 } 19924 } 19925 } 19926 19927 @Override 19928 public String getInstallerPackageName(String packageName) { 19929 // reader 19930 synchronized (mPackages) { 19931 return mSettings.getInstallerPackageNameLPr(packageName); 19932 } 19933 } 19934 19935 public boolean isOrphaned(String packageName) { 19936 // reader 19937 synchronized (mPackages) { 19938 return mSettings.isOrphaned(packageName); 19939 } 19940 } 19941 19942 @Override 19943 public int getApplicationEnabledSetting(String packageName, int userId) { 19944 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19945 int uid = Binder.getCallingUid(); 19946 enforceCrossUserPermission(uid, userId, 19947 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19948 // reader 19949 synchronized (mPackages) { 19950 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19951 } 19952 } 19953 19954 @Override 19955 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19956 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19957 int uid = Binder.getCallingUid(); 19958 enforceCrossUserPermission(uid, userId, 19959 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19960 // reader 19961 synchronized (mPackages) { 19962 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19963 } 19964 } 19965 19966 @Override 19967 public void enterSafeMode() { 19968 enforceSystemOrRoot("Only the system can request entering safe mode"); 19969 19970 if (!mSystemReady) { 19971 mSafeMode = true; 19972 } 19973 } 19974 19975 @Override 19976 public void systemReady() { 19977 mSystemReady = true; 19978 19979 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19980 // disabled after already being started. 19981 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19982 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19983 19984 // Read the compatibilty setting when the system is ready. 19985 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 19986 mContext.getContentResolver(), 19987 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 19988 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 19989 if (DEBUG_SETTINGS) { 19990 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 19991 } 19992 19993 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 19994 19995 synchronized (mPackages) { 19996 // Verify that all of the preferred activity components actually 19997 // exist. It is possible for applications to be updated and at 19998 // that point remove a previously declared activity component that 19999 // had been set as a preferred activity. We try to clean this up 20000 // the next time we encounter that preferred activity, but it is 20001 // possible for the user flow to never be able to return to that 20002 // situation so here we do a sanity check to make sure we haven't 20003 // left any junk around. 20004 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20005 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20006 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20007 removed.clear(); 20008 for (PreferredActivity pa : pir.filterSet()) { 20009 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20010 removed.add(pa); 20011 } 20012 } 20013 if (removed.size() > 0) { 20014 for (int r=0; r<removed.size(); r++) { 20015 PreferredActivity pa = removed.get(r); 20016 Slog.w(TAG, "Removing dangling preferred activity: " 20017 + pa.mPref.mComponent); 20018 pir.removeFilter(pa); 20019 } 20020 mSettings.writePackageRestrictionsLPr( 20021 mSettings.mPreferredActivities.keyAt(i)); 20022 } 20023 } 20024 20025 for (int userId : UserManagerService.getInstance().getUserIds()) { 20026 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20027 grantPermissionsUserIds = ArrayUtils.appendInt( 20028 grantPermissionsUserIds, userId); 20029 } 20030 } 20031 } 20032 sUserManager.systemReady(); 20033 20034 // If we upgraded grant all default permissions before kicking off. 20035 for (int userId : grantPermissionsUserIds) { 20036 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20037 } 20038 20039 // If we did not grant default permissions, we preload from this the 20040 // default permission exceptions lazily to ensure we don't hit the 20041 // disk on a new user creation. 20042 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20043 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20044 } 20045 20046 // Kick off any messages waiting for system ready 20047 if (mPostSystemReadyMessages != null) { 20048 for (Message msg : mPostSystemReadyMessages) { 20049 msg.sendToTarget(); 20050 } 20051 mPostSystemReadyMessages = null; 20052 } 20053 20054 // Watch for external volumes that come and go over time 20055 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20056 storage.registerListener(mStorageListener); 20057 20058 mInstallerService.systemReady(); 20059 mPackageDexOptimizer.systemReady(); 20060 20061 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20062 StorageManagerInternal.class); 20063 StorageManagerInternal.addExternalStoragePolicy( 20064 new StorageManagerInternal.ExternalStorageMountPolicy() { 20065 @Override 20066 public int getMountMode(int uid, String packageName) { 20067 if (Process.isIsolated(uid)) { 20068 return Zygote.MOUNT_EXTERNAL_NONE; 20069 } 20070 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20071 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20072 } 20073 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20074 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20075 } 20076 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20077 return Zygote.MOUNT_EXTERNAL_READ; 20078 } 20079 return Zygote.MOUNT_EXTERNAL_WRITE; 20080 } 20081 20082 @Override 20083 public boolean hasExternalStorage(int uid, String packageName) { 20084 return true; 20085 } 20086 }); 20087 20088 // Now that we're mostly running, clean up stale users and apps 20089 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20090 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20091 20092 if (mPrivappPermissionsViolations != null) { 20093 Slog.wtf(TAG,"Signature|privileged permissions not in " 20094 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20095 mPrivappPermissionsViolations = null; 20096 } 20097 } 20098 20099 public void waitForAppDataPrepared() { 20100 if (mPrepareAppDataFuture == null) { 20101 return; 20102 } 20103 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20104 mPrepareAppDataFuture = null; 20105 } 20106 20107 @Override 20108 public boolean isSafeMode() { 20109 return mSafeMode; 20110 } 20111 20112 @Override 20113 public boolean hasSystemUidErrors() { 20114 return mHasSystemUidErrors; 20115 } 20116 20117 static String arrayToString(int[] array) { 20118 StringBuffer buf = new StringBuffer(128); 20119 buf.append('['); 20120 if (array != null) { 20121 for (int i=0; i<array.length; i++) { 20122 if (i > 0) buf.append(", "); 20123 buf.append(array[i]); 20124 } 20125 } 20126 buf.append(']'); 20127 return buf.toString(); 20128 } 20129 20130 static class DumpState { 20131 public static final int DUMP_LIBS = 1 << 0; 20132 public static final int DUMP_FEATURES = 1 << 1; 20133 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20134 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20135 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20136 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20137 public static final int DUMP_PERMISSIONS = 1 << 6; 20138 public static final int DUMP_PACKAGES = 1 << 7; 20139 public static final int DUMP_SHARED_USERS = 1 << 8; 20140 public static final int DUMP_MESSAGES = 1 << 9; 20141 public static final int DUMP_PROVIDERS = 1 << 10; 20142 public static final int DUMP_VERIFIERS = 1 << 11; 20143 public static final int DUMP_PREFERRED = 1 << 12; 20144 public static final int DUMP_PREFERRED_XML = 1 << 13; 20145 public static final int DUMP_KEYSETS = 1 << 14; 20146 public static final int DUMP_VERSION = 1 << 15; 20147 public static final int DUMP_INSTALLS = 1 << 16; 20148 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20149 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20150 public static final int DUMP_FROZEN = 1 << 19; 20151 public static final int DUMP_DEXOPT = 1 << 20; 20152 public static final int DUMP_COMPILER_STATS = 1 << 21; 20153 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20154 20155 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20156 20157 private int mTypes; 20158 20159 private int mOptions; 20160 20161 private boolean mTitlePrinted; 20162 20163 private SharedUserSetting mSharedUser; 20164 20165 public boolean isDumping(int type) { 20166 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20167 return true; 20168 } 20169 20170 return (mTypes & type) != 0; 20171 } 20172 20173 public void setDump(int type) { 20174 mTypes |= type; 20175 } 20176 20177 public boolean isOptionEnabled(int option) { 20178 return (mOptions & option) != 0; 20179 } 20180 20181 public void setOptionEnabled(int option) { 20182 mOptions |= option; 20183 } 20184 20185 public boolean onTitlePrinted() { 20186 final boolean printed = mTitlePrinted; 20187 mTitlePrinted = true; 20188 return printed; 20189 } 20190 20191 public boolean getTitlePrinted() { 20192 return mTitlePrinted; 20193 } 20194 20195 public void setTitlePrinted(boolean enabled) { 20196 mTitlePrinted = enabled; 20197 } 20198 20199 public SharedUserSetting getSharedUser() { 20200 return mSharedUser; 20201 } 20202 20203 public void setSharedUser(SharedUserSetting user) { 20204 mSharedUser = user; 20205 } 20206 } 20207 20208 @Override 20209 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20210 FileDescriptor err, String[] args, ShellCallback callback, 20211 ResultReceiver resultReceiver) { 20212 (new PackageManagerShellCommand(this)).exec( 20213 this, in, out, err, args, callback, resultReceiver); 20214 } 20215 20216 @Override 20217 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20218 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20219 != PackageManager.PERMISSION_GRANTED) { 20220 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20221 + Binder.getCallingPid() 20222 + ", uid=" + Binder.getCallingUid() 20223 + " without permission " 20224 + android.Manifest.permission.DUMP); 20225 return; 20226 } 20227 20228 DumpState dumpState = new DumpState(); 20229 boolean fullPreferred = false; 20230 boolean checkin = false; 20231 20232 String packageName = null; 20233 ArraySet<String> permissionNames = null; 20234 20235 int opti = 0; 20236 while (opti < args.length) { 20237 String opt = args[opti]; 20238 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20239 break; 20240 } 20241 opti++; 20242 20243 if ("-a".equals(opt)) { 20244 // Right now we only know how to print all. 20245 } else if ("-h".equals(opt)) { 20246 pw.println("Package manager dump options:"); 20247 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20248 pw.println(" --checkin: dump for a checkin"); 20249 pw.println(" -f: print details of intent filters"); 20250 pw.println(" -h: print this help"); 20251 pw.println(" cmd may be one of:"); 20252 pw.println(" l[ibraries]: list known shared libraries"); 20253 pw.println(" f[eatures]: list device features"); 20254 pw.println(" k[eysets]: print known keysets"); 20255 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20256 pw.println(" perm[issions]: dump permissions"); 20257 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20258 pw.println(" pref[erred]: print preferred package settings"); 20259 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20260 pw.println(" prov[iders]: dump content providers"); 20261 pw.println(" p[ackages]: dump installed packages"); 20262 pw.println(" s[hared-users]: dump shared user IDs"); 20263 pw.println(" m[essages]: print collected runtime messages"); 20264 pw.println(" v[erifiers]: print package verifier info"); 20265 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20266 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20267 pw.println(" version: print database version info"); 20268 pw.println(" write: write current settings now"); 20269 pw.println(" installs: details about install sessions"); 20270 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20271 pw.println(" dexopt: dump dexopt state"); 20272 pw.println(" compiler-stats: dump compiler statistics"); 20273 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20274 pw.println(" <package.name>: info about given package"); 20275 return; 20276 } else if ("--checkin".equals(opt)) { 20277 checkin = true; 20278 } else if ("-f".equals(opt)) { 20279 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20280 } else if ("--proto".equals(opt)) { 20281 dumpProto(fd); 20282 return; 20283 } else { 20284 pw.println("Unknown argument: " + opt + "; use -h for help"); 20285 } 20286 } 20287 20288 // Is the caller requesting to dump a particular piece of data? 20289 if (opti < args.length) { 20290 String cmd = args[opti]; 20291 opti++; 20292 // Is this a package name? 20293 if ("android".equals(cmd) || cmd.contains(".")) { 20294 packageName = cmd; 20295 // When dumping a single package, we always dump all of its 20296 // filter information since the amount of data will be reasonable. 20297 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20298 } else if ("check-permission".equals(cmd)) { 20299 if (opti >= args.length) { 20300 pw.println("Error: check-permission missing permission argument"); 20301 return; 20302 } 20303 String perm = args[opti]; 20304 opti++; 20305 if (opti >= args.length) { 20306 pw.println("Error: check-permission missing package argument"); 20307 return; 20308 } 20309 20310 String pkg = args[opti]; 20311 opti++; 20312 int user = UserHandle.getUserId(Binder.getCallingUid()); 20313 if (opti < args.length) { 20314 try { 20315 user = Integer.parseInt(args[opti]); 20316 } catch (NumberFormatException e) { 20317 pw.println("Error: check-permission user argument is not a number: " 20318 + args[opti]); 20319 return; 20320 } 20321 } 20322 20323 // Normalize package name to handle renamed packages and static libs 20324 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20325 20326 pw.println(checkPermission(perm, pkg, user)); 20327 return; 20328 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20329 dumpState.setDump(DumpState.DUMP_LIBS); 20330 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20331 dumpState.setDump(DumpState.DUMP_FEATURES); 20332 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20333 if (opti >= args.length) { 20334 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20335 | DumpState.DUMP_SERVICE_RESOLVERS 20336 | DumpState.DUMP_RECEIVER_RESOLVERS 20337 | DumpState.DUMP_CONTENT_RESOLVERS); 20338 } else { 20339 while (opti < args.length) { 20340 String name = args[opti]; 20341 if ("a".equals(name) || "activity".equals(name)) { 20342 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20343 } else if ("s".equals(name) || "service".equals(name)) { 20344 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20345 } else if ("r".equals(name) || "receiver".equals(name)) { 20346 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20347 } else if ("c".equals(name) || "content".equals(name)) { 20348 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20349 } else { 20350 pw.println("Error: unknown resolver table type: " + name); 20351 return; 20352 } 20353 opti++; 20354 } 20355 } 20356 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20357 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20358 } else if ("permission".equals(cmd)) { 20359 if (opti >= args.length) { 20360 pw.println("Error: permission requires permission name"); 20361 return; 20362 } 20363 permissionNames = new ArraySet<>(); 20364 while (opti < args.length) { 20365 permissionNames.add(args[opti]); 20366 opti++; 20367 } 20368 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20369 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20370 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20371 dumpState.setDump(DumpState.DUMP_PREFERRED); 20372 } else if ("preferred-xml".equals(cmd)) { 20373 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20374 if (opti < args.length && "--full".equals(args[opti])) { 20375 fullPreferred = true; 20376 opti++; 20377 } 20378 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20379 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20380 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20381 dumpState.setDump(DumpState.DUMP_PACKAGES); 20382 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20383 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20384 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20385 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20386 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20387 dumpState.setDump(DumpState.DUMP_MESSAGES); 20388 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20389 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20390 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20391 || "intent-filter-verifiers".equals(cmd)) { 20392 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20393 } else if ("version".equals(cmd)) { 20394 dumpState.setDump(DumpState.DUMP_VERSION); 20395 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20396 dumpState.setDump(DumpState.DUMP_KEYSETS); 20397 } else if ("installs".equals(cmd)) { 20398 dumpState.setDump(DumpState.DUMP_INSTALLS); 20399 } else if ("frozen".equals(cmd)) { 20400 dumpState.setDump(DumpState.DUMP_FROZEN); 20401 } else if ("dexopt".equals(cmd)) { 20402 dumpState.setDump(DumpState.DUMP_DEXOPT); 20403 } else if ("compiler-stats".equals(cmd)) { 20404 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20405 } else if ("enabled-overlays".equals(cmd)) { 20406 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20407 } else if ("write".equals(cmd)) { 20408 synchronized (mPackages) { 20409 mSettings.writeLPr(); 20410 pw.println("Settings written."); 20411 return; 20412 } 20413 } 20414 } 20415 20416 if (checkin) { 20417 pw.println("vers,1"); 20418 } 20419 20420 // reader 20421 synchronized (mPackages) { 20422 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20423 if (!checkin) { 20424 if (dumpState.onTitlePrinted()) 20425 pw.println(); 20426 pw.println("Database versions:"); 20427 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20428 } 20429 } 20430 20431 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20432 if (!checkin) { 20433 if (dumpState.onTitlePrinted()) 20434 pw.println(); 20435 pw.println("Verifiers:"); 20436 pw.print(" Required: "); 20437 pw.print(mRequiredVerifierPackage); 20438 pw.print(" (uid="); 20439 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20440 UserHandle.USER_SYSTEM)); 20441 pw.println(")"); 20442 } else if (mRequiredVerifierPackage != null) { 20443 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20444 pw.print(","); 20445 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20446 UserHandle.USER_SYSTEM)); 20447 } 20448 } 20449 20450 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20451 packageName == null) { 20452 if (mIntentFilterVerifierComponent != null) { 20453 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20454 if (!checkin) { 20455 if (dumpState.onTitlePrinted()) 20456 pw.println(); 20457 pw.println("Intent Filter Verifier:"); 20458 pw.print(" Using: "); 20459 pw.print(verifierPackageName); 20460 pw.print(" (uid="); 20461 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20462 UserHandle.USER_SYSTEM)); 20463 pw.println(")"); 20464 } else if (verifierPackageName != null) { 20465 pw.print("ifv,"); pw.print(verifierPackageName); 20466 pw.print(","); 20467 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20468 UserHandle.USER_SYSTEM)); 20469 } 20470 } else { 20471 pw.println(); 20472 pw.println("No Intent Filter Verifier available!"); 20473 } 20474 } 20475 20476 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20477 boolean printedHeader = false; 20478 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20479 while (it.hasNext()) { 20480 String libName = it.next(); 20481 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20482 if (versionedLib == null) { 20483 continue; 20484 } 20485 final int versionCount = versionedLib.size(); 20486 for (int i = 0; i < versionCount; i++) { 20487 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20488 if (!checkin) { 20489 if (!printedHeader) { 20490 if (dumpState.onTitlePrinted()) 20491 pw.println(); 20492 pw.println("Libraries:"); 20493 printedHeader = true; 20494 } 20495 pw.print(" "); 20496 } else { 20497 pw.print("lib,"); 20498 } 20499 pw.print(libEntry.info.getName()); 20500 if (libEntry.info.isStatic()) { 20501 pw.print(" version=" + libEntry.info.getVersion()); 20502 } 20503 if (!checkin) { 20504 pw.print(" -> "); 20505 } 20506 if (libEntry.path != null) { 20507 pw.print(" (jar) "); 20508 pw.print(libEntry.path); 20509 } else { 20510 pw.print(" (apk) "); 20511 pw.print(libEntry.apk); 20512 } 20513 pw.println(); 20514 } 20515 } 20516 } 20517 20518 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20519 if (dumpState.onTitlePrinted()) 20520 pw.println(); 20521 if (!checkin) { 20522 pw.println("Features:"); 20523 } 20524 20525 synchronized (mAvailableFeatures) { 20526 for (FeatureInfo feat : mAvailableFeatures.values()) { 20527 if (checkin) { 20528 pw.print("feat,"); 20529 pw.print(feat.name); 20530 pw.print(","); 20531 pw.println(feat.version); 20532 } else { 20533 pw.print(" "); 20534 pw.print(feat.name); 20535 if (feat.version > 0) { 20536 pw.print(" version="); 20537 pw.print(feat.version); 20538 } 20539 pw.println(); 20540 } 20541 } 20542 } 20543 } 20544 20545 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20546 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20547 : "Activity Resolver Table:", " ", packageName, 20548 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20549 dumpState.setTitlePrinted(true); 20550 } 20551 } 20552 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20553 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20554 : "Receiver Resolver Table:", " ", packageName, 20555 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20556 dumpState.setTitlePrinted(true); 20557 } 20558 } 20559 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20560 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20561 : "Service Resolver Table:", " ", packageName, 20562 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20563 dumpState.setTitlePrinted(true); 20564 } 20565 } 20566 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20567 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20568 : "Provider Resolver Table:", " ", packageName, 20569 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20570 dumpState.setTitlePrinted(true); 20571 } 20572 } 20573 20574 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20575 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20576 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20577 int user = mSettings.mPreferredActivities.keyAt(i); 20578 if (pir.dump(pw, 20579 dumpState.getTitlePrinted() 20580 ? "\nPreferred Activities User " + user + ":" 20581 : "Preferred Activities User " + user + ":", " ", 20582 packageName, true, false)) { 20583 dumpState.setTitlePrinted(true); 20584 } 20585 } 20586 } 20587 20588 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20589 pw.flush(); 20590 FileOutputStream fout = new FileOutputStream(fd); 20591 BufferedOutputStream str = new BufferedOutputStream(fout); 20592 XmlSerializer serializer = new FastXmlSerializer(); 20593 try { 20594 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20595 serializer.startDocument(null, true); 20596 serializer.setFeature( 20597 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20598 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20599 serializer.endDocument(); 20600 serializer.flush(); 20601 } catch (IllegalArgumentException e) { 20602 pw.println("Failed writing: " + e); 20603 } catch (IllegalStateException e) { 20604 pw.println("Failed writing: " + e); 20605 } catch (IOException e) { 20606 pw.println("Failed writing: " + e); 20607 } 20608 } 20609 20610 if (!checkin 20611 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20612 && packageName == null) { 20613 pw.println(); 20614 int count = mSettings.mPackages.size(); 20615 if (count == 0) { 20616 pw.println("No applications!"); 20617 pw.println(); 20618 } else { 20619 final String prefix = " "; 20620 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20621 if (allPackageSettings.size() == 0) { 20622 pw.println("No domain preferred apps!"); 20623 pw.println(); 20624 } else { 20625 pw.println("App verification status:"); 20626 pw.println(); 20627 count = 0; 20628 for (PackageSetting ps : allPackageSettings) { 20629 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20630 if (ivi == null || ivi.getPackageName() == null) continue; 20631 pw.println(prefix + "Package: " + ivi.getPackageName()); 20632 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20633 pw.println(prefix + "Status: " + ivi.getStatusString()); 20634 pw.println(); 20635 count++; 20636 } 20637 if (count == 0) { 20638 pw.println(prefix + "No app verification established."); 20639 pw.println(); 20640 } 20641 for (int userId : sUserManager.getUserIds()) { 20642 pw.println("App linkages for user " + userId + ":"); 20643 pw.println(); 20644 count = 0; 20645 for (PackageSetting ps : allPackageSettings) { 20646 final long status = ps.getDomainVerificationStatusForUser(userId); 20647 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20648 && !DEBUG_DOMAIN_VERIFICATION) { 20649 continue; 20650 } 20651 pw.println(prefix + "Package: " + ps.name); 20652 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20653 String statusStr = IntentFilterVerificationInfo. 20654 getStatusStringFromValue(status); 20655 pw.println(prefix + "Status: " + statusStr); 20656 pw.println(); 20657 count++; 20658 } 20659 if (count == 0) { 20660 pw.println(prefix + "No configured app linkages."); 20661 pw.println(); 20662 } 20663 } 20664 } 20665 } 20666 } 20667 20668 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20669 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20670 if (packageName == null && permissionNames == null) { 20671 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20672 if (iperm == 0) { 20673 if (dumpState.onTitlePrinted()) 20674 pw.println(); 20675 pw.println("AppOp Permissions:"); 20676 } 20677 pw.print(" AppOp Permission "); 20678 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20679 pw.println(":"); 20680 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20681 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20682 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20683 } 20684 } 20685 } 20686 } 20687 20688 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20689 boolean printedSomething = false; 20690 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20691 if (packageName != null && !packageName.equals(p.info.packageName)) { 20692 continue; 20693 } 20694 if (!printedSomething) { 20695 if (dumpState.onTitlePrinted()) 20696 pw.println(); 20697 pw.println("Registered ContentProviders:"); 20698 printedSomething = true; 20699 } 20700 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20701 pw.print(" "); pw.println(p.toString()); 20702 } 20703 printedSomething = false; 20704 for (Map.Entry<String, PackageParser.Provider> entry : 20705 mProvidersByAuthority.entrySet()) { 20706 PackageParser.Provider p = entry.getValue(); 20707 if (packageName != null && !packageName.equals(p.info.packageName)) { 20708 continue; 20709 } 20710 if (!printedSomething) { 20711 if (dumpState.onTitlePrinted()) 20712 pw.println(); 20713 pw.println("ContentProvider Authorities:"); 20714 printedSomething = true; 20715 } 20716 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20717 pw.print(" "); pw.println(p.toString()); 20718 if (p.info != null && p.info.applicationInfo != null) { 20719 final String appInfo = p.info.applicationInfo.toString(); 20720 pw.print(" applicationInfo="); pw.println(appInfo); 20721 } 20722 } 20723 } 20724 20725 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20726 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20727 } 20728 20729 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20730 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20731 } 20732 20733 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20734 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20735 } 20736 20737 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20738 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20739 } 20740 20741 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20742 // XXX should handle packageName != null by dumping only install data that 20743 // the given package is involved with. 20744 if (dumpState.onTitlePrinted()) pw.println(); 20745 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20746 } 20747 20748 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20749 // XXX should handle packageName != null by dumping only install data that 20750 // the given package is involved with. 20751 if (dumpState.onTitlePrinted()) pw.println(); 20752 20753 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20754 ipw.println(); 20755 ipw.println("Frozen packages:"); 20756 ipw.increaseIndent(); 20757 if (mFrozenPackages.size() == 0) { 20758 ipw.println("(none)"); 20759 } else { 20760 for (int i = 0; i < mFrozenPackages.size(); i++) { 20761 ipw.println(mFrozenPackages.valueAt(i)); 20762 } 20763 } 20764 ipw.decreaseIndent(); 20765 } 20766 20767 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20768 if (dumpState.onTitlePrinted()) pw.println(); 20769 dumpDexoptStateLPr(pw, packageName); 20770 } 20771 20772 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20773 if (dumpState.onTitlePrinted()) pw.println(); 20774 dumpCompilerStatsLPr(pw, packageName); 20775 } 20776 20777 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 20778 if (dumpState.onTitlePrinted()) pw.println(); 20779 dumpEnabledOverlaysLPr(pw); 20780 } 20781 20782 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20783 if (dumpState.onTitlePrinted()) pw.println(); 20784 mSettings.dumpReadMessagesLPr(pw, dumpState); 20785 20786 pw.println(); 20787 pw.println("Package warning messages:"); 20788 BufferedReader in = null; 20789 String line = null; 20790 try { 20791 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20792 while ((line = in.readLine()) != null) { 20793 if (line.contains("ignored: updated version")) continue; 20794 pw.println(line); 20795 } 20796 } catch (IOException ignored) { 20797 } finally { 20798 IoUtils.closeQuietly(in); 20799 } 20800 } 20801 20802 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20803 BufferedReader in = null; 20804 String line = null; 20805 try { 20806 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20807 while ((line = in.readLine()) != null) { 20808 if (line.contains("ignored: updated version")) continue; 20809 pw.print("msg,"); 20810 pw.println(line); 20811 } 20812 } catch (IOException ignored) { 20813 } finally { 20814 IoUtils.closeQuietly(in); 20815 } 20816 } 20817 } 20818 } 20819 20820 private void dumpProto(FileDescriptor fd) { 20821 final ProtoOutputStream proto = new ProtoOutputStream(fd); 20822 20823 synchronized (mPackages) { 20824 final long requiredVerifierPackageToken = 20825 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 20826 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 20827 proto.write( 20828 PackageServiceDumpProto.PackageShortProto.UID, 20829 getPackageUid( 20830 mRequiredVerifierPackage, 20831 MATCH_DEBUG_TRIAGED_MISSING, 20832 UserHandle.USER_SYSTEM)); 20833 proto.end(requiredVerifierPackageToken); 20834 20835 if (mIntentFilterVerifierComponent != null) { 20836 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20837 final long verifierPackageToken = 20838 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 20839 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 20840 proto.write( 20841 PackageServiceDumpProto.PackageShortProto.UID, 20842 getPackageUid( 20843 verifierPackageName, 20844 MATCH_DEBUG_TRIAGED_MISSING, 20845 UserHandle.USER_SYSTEM)); 20846 proto.end(verifierPackageToken); 20847 } 20848 20849 dumpSharedLibrariesProto(proto); 20850 dumpFeaturesProto(proto); 20851 mSettings.dumpPackagesProto(proto); 20852 mSettings.dumpSharedUsersProto(proto); 20853 dumpMessagesProto(proto); 20854 } 20855 proto.flush(); 20856 } 20857 20858 private void dumpMessagesProto(ProtoOutputStream proto) { 20859 BufferedReader in = null; 20860 String line = null; 20861 try { 20862 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20863 while ((line = in.readLine()) != null) { 20864 if (line.contains("ignored: updated version")) continue; 20865 proto.write(PackageServiceDumpProto.MESSAGES, line); 20866 } 20867 } catch (IOException ignored) { 20868 } finally { 20869 IoUtils.closeQuietly(in); 20870 } 20871 } 20872 20873 private void dumpFeaturesProto(ProtoOutputStream proto) { 20874 synchronized (mAvailableFeatures) { 20875 final int count = mAvailableFeatures.size(); 20876 for (int i = 0; i < count; i++) { 20877 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 20878 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 20879 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 20880 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 20881 proto.end(featureToken); 20882 } 20883 } 20884 } 20885 20886 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 20887 final int count = mSharedLibraries.size(); 20888 for (int i = 0; i < count; i++) { 20889 final String libName = mSharedLibraries.keyAt(i); 20890 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20891 if (versionedLib == null) { 20892 continue; 20893 } 20894 final int versionCount = versionedLib.size(); 20895 for (int j = 0; j < versionCount; j++) { 20896 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 20897 final long sharedLibraryToken = 20898 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 20899 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 20900 final boolean isJar = (libEntry.path != null); 20901 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 20902 if (isJar) { 20903 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 20904 } else { 20905 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 20906 } 20907 proto.end(sharedLibraryToken); 20908 } 20909 } 20910 } 20911 20912 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20913 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20914 ipw.println(); 20915 ipw.println("Dexopt state:"); 20916 ipw.increaseIndent(); 20917 Collection<PackageParser.Package> packages = null; 20918 if (packageName != null) { 20919 PackageParser.Package targetPackage = mPackages.get(packageName); 20920 if (targetPackage != null) { 20921 packages = Collections.singletonList(targetPackage); 20922 } else { 20923 ipw.println("Unable to find package: " + packageName); 20924 return; 20925 } 20926 } else { 20927 packages = mPackages.values(); 20928 } 20929 20930 for (PackageParser.Package pkg : packages) { 20931 ipw.println("[" + pkg.packageName + "]"); 20932 ipw.increaseIndent(); 20933 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20934 ipw.decreaseIndent(); 20935 } 20936 } 20937 20938 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20939 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20940 ipw.println(); 20941 ipw.println("Compiler stats:"); 20942 ipw.increaseIndent(); 20943 Collection<PackageParser.Package> packages = null; 20944 if (packageName != null) { 20945 PackageParser.Package targetPackage = mPackages.get(packageName); 20946 if (targetPackage != null) { 20947 packages = Collections.singletonList(targetPackage); 20948 } else { 20949 ipw.println("Unable to find package: " + packageName); 20950 return; 20951 } 20952 } else { 20953 packages = mPackages.values(); 20954 } 20955 20956 for (PackageParser.Package pkg : packages) { 20957 ipw.println("[" + pkg.packageName + "]"); 20958 ipw.increaseIndent(); 20959 20960 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20961 if (stats == null) { 20962 ipw.println("(No recorded stats)"); 20963 } else { 20964 stats.dump(ipw); 20965 } 20966 ipw.decreaseIndent(); 20967 } 20968 } 20969 20970 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 20971 pw.println("Enabled overlay paths:"); 20972 final int N = mEnabledOverlayPaths.size(); 20973 for (int i = 0; i < N; i++) { 20974 final int userId = mEnabledOverlayPaths.keyAt(i); 20975 pw.println(String.format(" User %d:", userId)); 20976 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 20977 mEnabledOverlayPaths.valueAt(i); 20978 final int M = userSpecificOverlays.size(); 20979 for (int j = 0; j < M; j++) { 20980 final String targetPackageName = userSpecificOverlays.keyAt(j); 20981 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 20982 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 20983 } 20984 } 20985 } 20986 20987 private String dumpDomainString(String packageName) { 20988 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20989 .getList(); 20990 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20991 20992 ArraySet<String> result = new ArraySet<>(); 20993 if (iviList.size() > 0) { 20994 for (IntentFilterVerificationInfo ivi : iviList) { 20995 for (String host : ivi.getDomains()) { 20996 result.add(host); 20997 } 20998 } 20999 } 21000 if (filters != null && filters.size() > 0) { 21001 for (IntentFilter filter : filters) { 21002 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21003 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21004 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21005 result.addAll(filter.getHostsList()); 21006 } 21007 } 21008 } 21009 21010 StringBuilder sb = new StringBuilder(result.size() * 16); 21011 for (String domain : result) { 21012 if (sb.length() > 0) sb.append(" "); 21013 sb.append(domain); 21014 } 21015 return sb.toString(); 21016 } 21017 21018 // ------- apps on sdcard specific code ------- 21019 static final boolean DEBUG_SD_INSTALL = false; 21020 21021 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21022 21023 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21024 21025 private boolean mMediaMounted = false; 21026 21027 static String getEncryptKey() { 21028 try { 21029 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21030 SD_ENCRYPTION_KEYSTORE_NAME); 21031 if (sdEncKey == null) { 21032 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21033 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21034 if (sdEncKey == null) { 21035 Slog.e(TAG, "Failed to create encryption keys"); 21036 return null; 21037 } 21038 } 21039 return sdEncKey; 21040 } catch (NoSuchAlgorithmException nsae) { 21041 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21042 return null; 21043 } catch (IOException ioe) { 21044 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21045 return null; 21046 } 21047 } 21048 21049 /* 21050 * Update media status on PackageManager. 21051 */ 21052 @Override 21053 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21054 int callingUid = Binder.getCallingUid(); 21055 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21056 throw new SecurityException("Media status can only be updated by the system"); 21057 } 21058 // reader; this apparently protects mMediaMounted, but should probably 21059 // be a different lock in that case. 21060 synchronized (mPackages) { 21061 Log.i(TAG, "Updating external media status from " 21062 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21063 + (mediaStatus ? "mounted" : "unmounted")); 21064 if (DEBUG_SD_INSTALL) 21065 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21066 + ", mMediaMounted=" + mMediaMounted); 21067 if (mediaStatus == mMediaMounted) { 21068 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21069 : 0, -1); 21070 mHandler.sendMessage(msg); 21071 return; 21072 } 21073 mMediaMounted = mediaStatus; 21074 } 21075 // Queue up an async operation since the package installation may take a 21076 // little while. 21077 mHandler.post(new Runnable() { 21078 public void run() { 21079 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21080 } 21081 }); 21082 } 21083 21084 /** 21085 * Called by StorageManagerService when the initial ASECs to scan are available. 21086 * Should block until all the ASEC containers are finished being scanned. 21087 */ 21088 public void scanAvailableAsecs() { 21089 updateExternalMediaStatusInner(true, false, false); 21090 } 21091 21092 /* 21093 * Collect information of applications on external media, map them against 21094 * existing containers and update information based on current mount status. 21095 * Please note that we always have to report status if reportStatus has been 21096 * set to true especially when unloading packages. 21097 */ 21098 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21099 boolean externalStorage) { 21100 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21101 int[] uidArr = EmptyArray.INT; 21102 21103 final String[] list = PackageHelper.getSecureContainerList(); 21104 if (ArrayUtils.isEmpty(list)) { 21105 Log.i(TAG, "No secure containers found"); 21106 } else { 21107 // Process list of secure containers and categorize them 21108 // as active or stale based on their package internal state. 21109 21110 // reader 21111 synchronized (mPackages) { 21112 for (String cid : list) { 21113 // Leave stages untouched for now; installer service owns them 21114 if (PackageInstallerService.isStageName(cid)) continue; 21115 21116 if (DEBUG_SD_INSTALL) 21117 Log.i(TAG, "Processing container " + cid); 21118 String pkgName = getAsecPackageName(cid); 21119 if (pkgName == null) { 21120 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21121 continue; 21122 } 21123 if (DEBUG_SD_INSTALL) 21124 Log.i(TAG, "Looking for pkg : " + pkgName); 21125 21126 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21127 if (ps == null) { 21128 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21129 continue; 21130 } 21131 21132 /* 21133 * Skip packages that are not external if we're unmounting 21134 * external storage. 21135 */ 21136 if (externalStorage && !isMounted && !isExternal(ps)) { 21137 continue; 21138 } 21139 21140 final AsecInstallArgs args = new AsecInstallArgs(cid, 21141 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21142 // The package status is changed only if the code path 21143 // matches between settings and the container id. 21144 if (ps.codePathString != null 21145 && ps.codePathString.startsWith(args.getCodePath())) { 21146 if (DEBUG_SD_INSTALL) { 21147 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21148 + " at code path: " + ps.codePathString); 21149 } 21150 21151 // We do have a valid package installed on sdcard 21152 processCids.put(args, ps.codePathString); 21153 final int uid = ps.appId; 21154 if (uid != -1) { 21155 uidArr = ArrayUtils.appendInt(uidArr, uid); 21156 } 21157 } else { 21158 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21159 + ps.codePathString); 21160 } 21161 } 21162 } 21163 21164 Arrays.sort(uidArr); 21165 } 21166 21167 // Process packages with valid entries. 21168 if (isMounted) { 21169 if (DEBUG_SD_INSTALL) 21170 Log.i(TAG, "Loading packages"); 21171 loadMediaPackages(processCids, uidArr, externalStorage); 21172 startCleaningPackages(); 21173 mInstallerService.onSecureContainersAvailable(); 21174 } else { 21175 if (DEBUG_SD_INSTALL) 21176 Log.i(TAG, "Unloading packages"); 21177 unloadMediaPackages(processCids, uidArr, reportStatus); 21178 } 21179 } 21180 21181 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21182 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21183 final int size = infos.size(); 21184 final String[] packageNames = new String[size]; 21185 final int[] packageUids = new int[size]; 21186 for (int i = 0; i < size; i++) { 21187 final ApplicationInfo info = infos.get(i); 21188 packageNames[i] = info.packageName; 21189 packageUids[i] = info.uid; 21190 } 21191 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21192 finishedReceiver); 21193 } 21194 21195 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21196 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21197 sendResourcesChangedBroadcast(mediaStatus, replacing, 21198 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21199 } 21200 21201 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21202 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21203 int size = pkgList.length; 21204 if (size > 0) { 21205 // Send broadcasts here 21206 Bundle extras = new Bundle(); 21207 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21208 if (uidArr != null) { 21209 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21210 } 21211 if (replacing) { 21212 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21213 } 21214 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21215 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21216 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21217 } 21218 } 21219 21220 /* 21221 * Look at potentially valid container ids from processCids If package 21222 * information doesn't match the one on record or package scanning fails, 21223 * the cid is added to list of removeCids. We currently don't delete stale 21224 * containers. 21225 */ 21226 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21227 boolean externalStorage) { 21228 ArrayList<String> pkgList = new ArrayList<String>(); 21229 Set<AsecInstallArgs> keys = processCids.keySet(); 21230 21231 for (AsecInstallArgs args : keys) { 21232 String codePath = processCids.get(args); 21233 if (DEBUG_SD_INSTALL) 21234 Log.i(TAG, "Loading container : " + args.cid); 21235 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21236 try { 21237 // Make sure there are no container errors first. 21238 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21239 Slog.e(TAG, "Failed to mount cid : " + args.cid 21240 + " when installing from sdcard"); 21241 continue; 21242 } 21243 // Check code path here. 21244 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21245 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21246 + " does not match one in settings " + codePath); 21247 continue; 21248 } 21249 // Parse package 21250 int parseFlags = mDefParseFlags; 21251 if (args.isExternalAsec()) { 21252 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21253 } 21254 if (args.isFwdLocked()) { 21255 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21256 } 21257 21258 synchronized (mInstallLock) { 21259 PackageParser.Package pkg = null; 21260 try { 21261 // Sadly we don't know the package name yet to freeze it 21262 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21263 SCAN_IGNORE_FROZEN, 0, null); 21264 } catch (PackageManagerException e) { 21265 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21266 } 21267 // Scan the package 21268 if (pkg != null) { 21269 /* 21270 * TODO why is the lock being held? doPostInstall is 21271 * called in other places without the lock. This needs 21272 * to be straightened out. 21273 */ 21274 // writer 21275 synchronized (mPackages) { 21276 retCode = PackageManager.INSTALL_SUCCEEDED; 21277 pkgList.add(pkg.packageName); 21278 // Post process args 21279 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21280 pkg.applicationInfo.uid); 21281 } 21282 } else { 21283 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21284 } 21285 } 21286 21287 } finally { 21288 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21289 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21290 } 21291 } 21292 } 21293 // writer 21294 synchronized (mPackages) { 21295 // If the platform SDK has changed since the last time we booted, 21296 // we need to re-grant app permission to catch any new ones that 21297 // appear. This is really a hack, and means that apps can in some 21298 // cases get permissions that the user didn't initially explicitly 21299 // allow... it would be nice to have some better way to handle 21300 // this situation. 21301 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21302 : mSettings.getInternalVersion(); 21303 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21304 : StorageManager.UUID_PRIVATE_INTERNAL; 21305 21306 int updateFlags = UPDATE_PERMISSIONS_ALL; 21307 if (ver.sdkVersion != mSdkVersion) { 21308 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21309 + mSdkVersion + "; regranting permissions for external"); 21310 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21311 } 21312 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21313 21314 // Yay, everything is now upgraded 21315 ver.forceCurrent(); 21316 21317 // can downgrade to reader 21318 // Persist settings 21319 mSettings.writeLPr(); 21320 } 21321 // Send a broadcast to let everyone know we are done processing 21322 if (pkgList.size() > 0) { 21323 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21324 } 21325 } 21326 21327 /* 21328 * Utility method to unload a list of specified containers 21329 */ 21330 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21331 // Just unmount all valid containers. 21332 for (AsecInstallArgs arg : cidArgs) { 21333 synchronized (mInstallLock) { 21334 arg.doPostDeleteLI(false); 21335 } 21336 } 21337 } 21338 21339 /* 21340 * Unload packages mounted on external media. This involves deleting package 21341 * data from internal structures, sending broadcasts about disabled packages, 21342 * gc'ing to free up references, unmounting all secure containers 21343 * corresponding to packages on external media, and posting a 21344 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21345 * that we always have to post this message if status has been requested no 21346 * matter what. 21347 */ 21348 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21349 final boolean reportStatus) { 21350 if (DEBUG_SD_INSTALL) 21351 Log.i(TAG, "unloading media packages"); 21352 ArrayList<String> pkgList = new ArrayList<String>(); 21353 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21354 final Set<AsecInstallArgs> keys = processCids.keySet(); 21355 for (AsecInstallArgs args : keys) { 21356 String pkgName = args.getPackageName(); 21357 if (DEBUG_SD_INSTALL) 21358 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21359 // Delete package internally 21360 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21361 synchronized (mInstallLock) { 21362 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21363 final boolean res; 21364 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21365 "unloadMediaPackages")) { 21366 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21367 null); 21368 } 21369 if (res) { 21370 pkgList.add(pkgName); 21371 } else { 21372 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21373 failedList.add(args); 21374 } 21375 } 21376 } 21377 21378 // reader 21379 synchronized (mPackages) { 21380 // We didn't update the settings after removing each package; 21381 // write them now for all packages. 21382 mSettings.writeLPr(); 21383 } 21384 21385 // We have to absolutely send UPDATED_MEDIA_STATUS only 21386 // after confirming that all the receivers processed the ordered 21387 // broadcast when packages get disabled, force a gc to clean things up. 21388 // and unload all the containers. 21389 if (pkgList.size() > 0) { 21390 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21391 new IIntentReceiver.Stub() { 21392 public void performReceive(Intent intent, int resultCode, String data, 21393 Bundle extras, boolean ordered, boolean sticky, 21394 int sendingUser) throws RemoteException { 21395 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21396 reportStatus ? 1 : 0, 1, keys); 21397 mHandler.sendMessage(msg); 21398 } 21399 }); 21400 } else { 21401 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21402 keys); 21403 mHandler.sendMessage(msg); 21404 } 21405 } 21406 21407 private void loadPrivatePackages(final VolumeInfo vol) { 21408 mHandler.post(new Runnable() { 21409 @Override 21410 public void run() { 21411 loadPrivatePackagesInner(vol); 21412 } 21413 }); 21414 } 21415 21416 private void loadPrivatePackagesInner(VolumeInfo vol) { 21417 final String volumeUuid = vol.fsUuid; 21418 if (TextUtils.isEmpty(volumeUuid)) { 21419 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21420 return; 21421 } 21422 21423 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21424 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21425 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21426 21427 final VersionInfo ver; 21428 final List<PackageSetting> packages; 21429 synchronized (mPackages) { 21430 ver = mSettings.findOrCreateVersion(volumeUuid); 21431 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21432 } 21433 21434 for (PackageSetting ps : packages) { 21435 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21436 synchronized (mInstallLock) { 21437 final PackageParser.Package pkg; 21438 try { 21439 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21440 loaded.add(pkg.applicationInfo); 21441 21442 } catch (PackageManagerException e) { 21443 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21444 } 21445 21446 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21447 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21448 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21449 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21450 } 21451 } 21452 } 21453 21454 // Reconcile app data for all started/unlocked users 21455 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21456 final UserManager um = mContext.getSystemService(UserManager.class); 21457 UserManagerInternal umInternal = getUserManagerInternal(); 21458 for (UserInfo user : um.getUsers()) { 21459 final int flags; 21460 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21461 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21462 } else if (umInternal.isUserRunning(user.id)) { 21463 flags = StorageManager.FLAG_STORAGE_DE; 21464 } else { 21465 continue; 21466 } 21467 21468 try { 21469 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21470 synchronized (mInstallLock) { 21471 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21472 } 21473 } catch (IllegalStateException e) { 21474 // Device was probably ejected, and we'll process that event momentarily 21475 Slog.w(TAG, "Failed to prepare storage: " + e); 21476 } 21477 } 21478 21479 synchronized (mPackages) { 21480 int updateFlags = UPDATE_PERMISSIONS_ALL; 21481 if (ver.sdkVersion != mSdkVersion) { 21482 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21483 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21484 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21485 } 21486 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21487 21488 // Yay, everything is now upgraded 21489 ver.forceCurrent(); 21490 21491 mSettings.writeLPr(); 21492 } 21493 21494 for (PackageFreezer freezer : freezers) { 21495 freezer.close(); 21496 } 21497 21498 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21499 sendResourcesChangedBroadcast(true, false, loaded, null); 21500 } 21501 21502 private void unloadPrivatePackages(final VolumeInfo vol) { 21503 mHandler.post(new Runnable() { 21504 @Override 21505 public void run() { 21506 unloadPrivatePackagesInner(vol); 21507 } 21508 }); 21509 } 21510 21511 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21512 final String volumeUuid = vol.fsUuid; 21513 if (TextUtils.isEmpty(volumeUuid)) { 21514 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21515 return; 21516 } 21517 21518 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21519 synchronized (mInstallLock) { 21520 synchronized (mPackages) { 21521 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21522 for (PackageSetting ps : packages) { 21523 if (ps.pkg == null) continue; 21524 21525 final ApplicationInfo info = ps.pkg.applicationInfo; 21526 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21527 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21528 21529 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21530 "unloadPrivatePackagesInner")) { 21531 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21532 false, null)) { 21533 unloaded.add(info); 21534 } else { 21535 Slog.w(TAG, "Failed to unload " + ps.codePath); 21536 } 21537 } 21538 21539 // Try very hard to release any references to this package 21540 // so we don't risk the system server being killed due to 21541 // open FDs 21542 AttributeCache.instance().removePackage(ps.name); 21543 } 21544 21545 mSettings.writeLPr(); 21546 } 21547 } 21548 21549 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21550 sendResourcesChangedBroadcast(false, false, unloaded, null); 21551 21552 // Try very hard to release any references to this path so we don't risk 21553 // the system server being killed due to open FDs 21554 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21555 21556 for (int i = 0; i < 3; i++) { 21557 System.gc(); 21558 System.runFinalization(); 21559 } 21560 } 21561 21562 private void assertPackageKnown(String volumeUuid, String packageName) 21563 throws PackageManagerException { 21564 synchronized (mPackages) { 21565 // Normalize package name to handle renamed packages 21566 packageName = normalizePackageNameLPr(packageName); 21567 21568 final PackageSetting ps = mSettings.mPackages.get(packageName); 21569 if (ps == null) { 21570 throw new PackageManagerException("Package " + packageName + " is unknown"); 21571 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21572 throw new PackageManagerException( 21573 "Package " + packageName + " found on unknown volume " + volumeUuid 21574 + "; expected volume " + ps.volumeUuid); 21575 } 21576 } 21577 } 21578 21579 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21580 throws PackageManagerException { 21581 synchronized (mPackages) { 21582 // Normalize package name to handle renamed packages 21583 packageName = normalizePackageNameLPr(packageName); 21584 21585 final PackageSetting ps = mSettings.mPackages.get(packageName); 21586 if (ps == null) { 21587 throw new PackageManagerException("Package " + packageName + " is unknown"); 21588 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21589 throw new PackageManagerException( 21590 "Package " + packageName + " found on unknown volume " + volumeUuid 21591 + "; expected volume " + ps.volumeUuid); 21592 } else if (!ps.getInstalled(userId)) { 21593 throw new PackageManagerException( 21594 "Package " + packageName + " not installed for user " + userId); 21595 } 21596 } 21597 } 21598 21599 private List<String> collectAbsoluteCodePaths() { 21600 synchronized (mPackages) { 21601 List<String> codePaths = new ArrayList<>(); 21602 final int packageCount = mSettings.mPackages.size(); 21603 for (int i = 0; i < packageCount; i++) { 21604 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21605 codePaths.add(ps.codePath.getAbsolutePath()); 21606 } 21607 return codePaths; 21608 } 21609 } 21610 21611 /** 21612 * Examine all apps present on given mounted volume, and destroy apps that 21613 * aren't expected, either due to uninstallation or reinstallation on 21614 * another volume. 21615 */ 21616 private void reconcileApps(String volumeUuid) { 21617 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21618 List<File> filesToDelete = null; 21619 21620 final File[] files = FileUtils.listFilesOrEmpty( 21621 Environment.getDataAppDirectory(volumeUuid)); 21622 for (File file : files) { 21623 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21624 && !PackageInstallerService.isStageName(file.getName()); 21625 if (!isPackage) { 21626 // Ignore entries which are not packages 21627 continue; 21628 } 21629 21630 String absolutePath = file.getAbsolutePath(); 21631 21632 boolean pathValid = false; 21633 final int absoluteCodePathCount = absoluteCodePaths.size(); 21634 for (int i = 0; i < absoluteCodePathCount; i++) { 21635 String absoluteCodePath = absoluteCodePaths.get(i); 21636 if (absolutePath.startsWith(absoluteCodePath)) { 21637 pathValid = true; 21638 break; 21639 } 21640 } 21641 21642 if (!pathValid) { 21643 if (filesToDelete == null) { 21644 filesToDelete = new ArrayList<>(); 21645 } 21646 filesToDelete.add(file); 21647 } 21648 } 21649 21650 if (filesToDelete != null) { 21651 final int fileToDeleteCount = filesToDelete.size(); 21652 for (int i = 0; i < fileToDeleteCount; i++) { 21653 File fileToDelete = filesToDelete.get(i); 21654 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21655 synchronized (mInstallLock) { 21656 removeCodePathLI(fileToDelete); 21657 } 21658 } 21659 } 21660 } 21661 21662 /** 21663 * Reconcile all app data for the given user. 21664 * <p> 21665 * Verifies that directories exist and that ownership and labeling is 21666 * correct for all installed apps on all mounted volumes. 21667 */ 21668 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21669 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21670 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21671 final String volumeUuid = vol.getFsUuid(); 21672 synchronized (mInstallLock) { 21673 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21674 } 21675 } 21676 } 21677 21678 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21679 boolean migrateAppData) { 21680 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21681 } 21682 21683 /** 21684 * Reconcile all app data on given mounted volume. 21685 * <p> 21686 * Destroys app data that isn't expected, either due to uninstallation or 21687 * reinstallation on another volume. 21688 * <p> 21689 * Verifies that directories exist and that ownership and labeling is 21690 * correct for all installed apps. 21691 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21692 */ 21693 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21694 boolean migrateAppData, boolean onlyCoreApps) { 21695 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21696 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21697 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21698 21699 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21700 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21701 21702 // First look for stale data that doesn't belong, and check if things 21703 // have changed since we did our last restorecon 21704 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21705 if (StorageManager.isFileEncryptedNativeOrEmulated() 21706 && !StorageManager.isUserKeyUnlocked(userId)) { 21707 throw new RuntimeException( 21708 "Yikes, someone asked us to reconcile CE storage while " + userId 21709 + " was still locked; this would have caused massive data loss!"); 21710 } 21711 21712 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21713 for (File file : files) { 21714 final String packageName = file.getName(); 21715 try { 21716 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21717 } catch (PackageManagerException e) { 21718 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21719 try { 21720 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21721 StorageManager.FLAG_STORAGE_CE, 0); 21722 } catch (InstallerException e2) { 21723 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21724 } 21725 } 21726 } 21727 } 21728 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21729 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21730 for (File file : files) { 21731 final String packageName = file.getName(); 21732 try { 21733 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21734 } catch (PackageManagerException e) { 21735 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21736 try { 21737 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21738 StorageManager.FLAG_STORAGE_DE, 0); 21739 } catch (InstallerException e2) { 21740 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21741 } 21742 } 21743 } 21744 } 21745 21746 // Ensure that data directories are ready to roll for all packages 21747 // installed for this volume and user 21748 final List<PackageSetting> packages; 21749 synchronized (mPackages) { 21750 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21751 } 21752 int preparedCount = 0; 21753 for (PackageSetting ps : packages) { 21754 final String packageName = ps.name; 21755 if (ps.pkg == null) { 21756 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21757 // TODO: might be due to legacy ASEC apps; we should circle back 21758 // and reconcile again once they're scanned 21759 continue; 21760 } 21761 // Skip non-core apps if requested 21762 if (onlyCoreApps && !ps.pkg.coreApp) { 21763 result.add(packageName); 21764 continue; 21765 } 21766 21767 if (ps.getInstalled(userId)) { 21768 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21769 preparedCount++; 21770 } 21771 } 21772 21773 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21774 return result; 21775 } 21776 21777 /** 21778 * Prepare app data for the given app just after it was installed or 21779 * upgraded. This method carefully only touches users that it's installed 21780 * for, and it forces a restorecon to handle any seinfo changes. 21781 * <p> 21782 * Verifies that directories exist and that ownership and labeling is 21783 * correct for all installed apps. If there is an ownership mismatch, it 21784 * will try recovering system apps by wiping data; third-party app data is 21785 * left intact. 21786 * <p> 21787 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21788 */ 21789 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21790 final PackageSetting ps; 21791 synchronized (mPackages) { 21792 ps = mSettings.mPackages.get(pkg.packageName); 21793 mSettings.writeKernelMappingLPr(ps); 21794 } 21795 21796 final UserManager um = mContext.getSystemService(UserManager.class); 21797 UserManagerInternal umInternal = getUserManagerInternal(); 21798 for (UserInfo user : um.getUsers()) { 21799 final int flags; 21800 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21801 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21802 } else if (umInternal.isUserRunning(user.id)) { 21803 flags = StorageManager.FLAG_STORAGE_DE; 21804 } else { 21805 continue; 21806 } 21807 21808 if (ps.getInstalled(user.id)) { 21809 // TODO: when user data is locked, mark that we're still dirty 21810 prepareAppDataLIF(pkg, user.id, flags); 21811 } 21812 } 21813 } 21814 21815 /** 21816 * Prepare app data for the given app. 21817 * <p> 21818 * Verifies that directories exist and that ownership and labeling is 21819 * correct for all installed apps. If there is an ownership mismatch, this 21820 * will try recovering system apps by wiping data; third-party app data is 21821 * left intact. 21822 */ 21823 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21824 if (pkg == null) { 21825 Slog.wtf(TAG, "Package was null!", new Throwable()); 21826 return; 21827 } 21828 prepareAppDataLeafLIF(pkg, userId, flags); 21829 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21830 for (int i = 0; i < childCount; i++) { 21831 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21832 } 21833 } 21834 21835 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21836 boolean maybeMigrateAppData) { 21837 prepareAppDataLIF(pkg, userId, flags); 21838 21839 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21840 // We may have just shuffled around app data directories, so 21841 // prepare them one more time 21842 prepareAppDataLIF(pkg, userId, flags); 21843 } 21844 } 21845 21846 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21847 if (DEBUG_APP_DATA) { 21848 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21849 + Integer.toHexString(flags)); 21850 } 21851 21852 final String volumeUuid = pkg.volumeUuid; 21853 final String packageName = pkg.packageName; 21854 final ApplicationInfo app = pkg.applicationInfo; 21855 final int appId = UserHandle.getAppId(app.uid); 21856 21857 Preconditions.checkNotNull(app.seInfo); 21858 21859 long ceDataInode = -1; 21860 try { 21861 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21862 appId, app.seInfo, app.targetSdkVersion); 21863 } catch (InstallerException e) { 21864 if (app.isSystemApp()) { 21865 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21866 + ", but trying to recover: " + e); 21867 destroyAppDataLeafLIF(pkg, userId, flags); 21868 try { 21869 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21870 appId, app.seInfo, app.targetSdkVersion); 21871 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21872 } catch (InstallerException e2) { 21873 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21874 } 21875 } else { 21876 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21877 } 21878 } 21879 21880 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21881 // TODO: mark this structure as dirty so we persist it! 21882 synchronized (mPackages) { 21883 final PackageSetting ps = mSettings.mPackages.get(packageName); 21884 if (ps != null) { 21885 ps.setCeDataInode(ceDataInode, userId); 21886 } 21887 } 21888 } 21889 21890 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21891 } 21892 21893 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21894 if (pkg == null) { 21895 Slog.wtf(TAG, "Package was null!", new Throwable()); 21896 return; 21897 } 21898 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21899 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21900 for (int i = 0; i < childCount; i++) { 21901 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21902 } 21903 } 21904 21905 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21906 final String volumeUuid = pkg.volumeUuid; 21907 final String packageName = pkg.packageName; 21908 final ApplicationInfo app = pkg.applicationInfo; 21909 21910 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21911 // Create a native library symlink only if we have native libraries 21912 // and if the native libraries are 32 bit libraries. We do not provide 21913 // this symlink for 64 bit libraries. 21914 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21915 final String nativeLibPath = app.nativeLibraryDir; 21916 try { 21917 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21918 nativeLibPath, userId); 21919 } catch (InstallerException e) { 21920 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21921 } 21922 } 21923 } 21924 } 21925 21926 /** 21927 * For system apps on non-FBE devices, this method migrates any existing 21928 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21929 * requested by the app. 21930 */ 21931 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21932 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21933 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21934 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21935 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21936 try { 21937 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21938 storageTarget); 21939 } catch (InstallerException e) { 21940 logCriticalInfo(Log.WARN, 21941 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21942 } 21943 return true; 21944 } else { 21945 return false; 21946 } 21947 } 21948 21949 public PackageFreezer freezePackage(String packageName, String killReason) { 21950 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21951 } 21952 21953 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21954 return new PackageFreezer(packageName, userId, killReason); 21955 } 21956 21957 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21958 String killReason) { 21959 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21960 } 21961 21962 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21963 String killReason) { 21964 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21965 return new PackageFreezer(); 21966 } else { 21967 return freezePackage(packageName, userId, killReason); 21968 } 21969 } 21970 21971 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21972 String killReason) { 21973 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21974 } 21975 21976 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21977 String killReason) { 21978 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21979 return new PackageFreezer(); 21980 } else { 21981 return freezePackage(packageName, userId, killReason); 21982 } 21983 } 21984 21985 /** 21986 * Class that freezes and kills the given package upon creation, and 21987 * unfreezes it upon closing. This is typically used when doing surgery on 21988 * app code/data to prevent the app from running while you're working. 21989 */ 21990 private class PackageFreezer implements AutoCloseable { 21991 private final String mPackageName; 21992 private final PackageFreezer[] mChildren; 21993 21994 private final boolean mWeFroze; 21995 21996 private final AtomicBoolean mClosed = new AtomicBoolean(); 21997 private final CloseGuard mCloseGuard = CloseGuard.get(); 21998 21999 /** 22000 * Create and return a stub freezer that doesn't actually do anything, 22001 * typically used when someone requested 22002 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22003 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22004 */ 22005 public PackageFreezer() { 22006 mPackageName = null; 22007 mChildren = null; 22008 mWeFroze = false; 22009 mCloseGuard.open("close"); 22010 } 22011 22012 public PackageFreezer(String packageName, int userId, String killReason) { 22013 synchronized (mPackages) { 22014 mPackageName = packageName; 22015 mWeFroze = mFrozenPackages.add(mPackageName); 22016 22017 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22018 if (ps != null) { 22019 killApplication(ps.name, ps.appId, userId, killReason); 22020 } 22021 22022 final PackageParser.Package p = mPackages.get(packageName); 22023 if (p != null && p.childPackages != null) { 22024 final int N = p.childPackages.size(); 22025 mChildren = new PackageFreezer[N]; 22026 for (int i = 0; i < N; i++) { 22027 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22028 userId, killReason); 22029 } 22030 } else { 22031 mChildren = null; 22032 } 22033 } 22034 mCloseGuard.open("close"); 22035 } 22036 22037 @Override 22038 protected void finalize() throws Throwable { 22039 try { 22040 mCloseGuard.warnIfOpen(); 22041 close(); 22042 } finally { 22043 super.finalize(); 22044 } 22045 } 22046 22047 @Override 22048 public void close() { 22049 mCloseGuard.close(); 22050 if (mClosed.compareAndSet(false, true)) { 22051 synchronized (mPackages) { 22052 if (mWeFroze) { 22053 mFrozenPackages.remove(mPackageName); 22054 } 22055 22056 if (mChildren != null) { 22057 for (PackageFreezer freezer : mChildren) { 22058 freezer.close(); 22059 } 22060 } 22061 } 22062 } 22063 } 22064 } 22065 22066 /** 22067 * Verify that given package is currently frozen. 22068 */ 22069 private void checkPackageFrozen(String packageName) { 22070 synchronized (mPackages) { 22071 if (!mFrozenPackages.contains(packageName)) { 22072 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22073 } 22074 } 22075 } 22076 22077 @Override 22078 public int movePackage(final String packageName, final String volumeUuid) { 22079 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22080 22081 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22082 final int moveId = mNextMoveId.getAndIncrement(); 22083 mHandler.post(new Runnable() { 22084 @Override 22085 public void run() { 22086 try { 22087 movePackageInternal(packageName, volumeUuid, moveId, user); 22088 } catch (PackageManagerException e) { 22089 Slog.w(TAG, "Failed to move " + packageName, e); 22090 mMoveCallbacks.notifyStatusChanged(moveId, 22091 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22092 } 22093 } 22094 }); 22095 return moveId; 22096 } 22097 22098 private void movePackageInternal(final String packageName, final String volumeUuid, 22099 final int moveId, UserHandle user) throws PackageManagerException { 22100 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22101 final PackageManager pm = mContext.getPackageManager(); 22102 22103 final boolean currentAsec; 22104 final String currentVolumeUuid; 22105 final File codeFile; 22106 final String installerPackageName; 22107 final String packageAbiOverride; 22108 final int appId; 22109 final String seinfo; 22110 final String label; 22111 final int targetSdkVersion; 22112 final PackageFreezer freezer; 22113 final int[] installedUserIds; 22114 22115 // reader 22116 synchronized (mPackages) { 22117 final PackageParser.Package pkg = mPackages.get(packageName); 22118 final PackageSetting ps = mSettings.mPackages.get(packageName); 22119 if (pkg == null || ps == null) { 22120 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22121 } 22122 22123 if (pkg.applicationInfo.isSystemApp()) { 22124 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22125 "Cannot move system application"); 22126 } 22127 22128 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22129 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22130 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22131 if (isInternalStorage && !allow3rdPartyOnInternal) { 22132 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22133 "3rd party apps are not allowed on internal storage"); 22134 } 22135 22136 if (pkg.applicationInfo.isExternalAsec()) { 22137 currentAsec = true; 22138 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22139 } else if (pkg.applicationInfo.isForwardLocked()) { 22140 currentAsec = true; 22141 currentVolumeUuid = "forward_locked"; 22142 } else { 22143 currentAsec = false; 22144 currentVolumeUuid = ps.volumeUuid; 22145 22146 final File probe = new File(pkg.codePath); 22147 final File probeOat = new File(probe, "oat"); 22148 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22149 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22150 "Move only supported for modern cluster style installs"); 22151 } 22152 } 22153 22154 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22155 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22156 "Package already moved to " + volumeUuid); 22157 } 22158 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22159 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22160 "Device admin cannot be moved"); 22161 } 22162 22163 if (mFrozenPackages.contains(packageName)) { 22164 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22165 "Failed to move already frozen package"); 22166 } 22167 22168 codeFile = new File(pkg.codePath); 22169 installerPackageName = ps.installerPackageName; 22170 packageAbiOverride = ps.cpuAbiOverrideString; 22171 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22172 seinfo = pkg.applicationInfo.seInfo; 22173 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22174 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22175 freezer = freezePackage(packageName, "movePackageInternal"); 22176 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22177 } 22178 22179 final Bundle extras = new Bundle(); 22180 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22181 extras.putString(Intent.EXTRA_TITLE, label); 22182 mMoveCallbacks.notifyCreated(moveId, extras); 22183 22184 int installFlags; 22185 final boolean moveCompleteApp; 22186 final File measurePath; 22187 22188 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22189 installFlags = INSTALL_INTERNAL; 22190 moveCompleteApp = !currentAsec; 22191 measurePath = Environment.getDataAppDirectory(volumeUuid); 22192 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22193 installFlags = INSTALL_EXTERNAL; 22194 moveCompleteApp = false; 22195 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22196 } else { 22197 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22198 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22199 || !volume.isMountedWritable()) { 22200 freezer.close(); 22201 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22202 "Move location not mounted private volume"); 22203 } 22204 22205 Preconditions.checkState(!currentAsec); 22206 22207 installFlags = INSTALL_INTERNAL; 22208 moveCompleteApp = true; 22209 measurePath = Environment.getDataAppDirectory(volumeUuid); 22210 } 22211 22212 final PackageStats stats = new PackageStats(null, -1); 22213 synchronized (mInstaller) { 22214 for (int userId : installedUserIds) { 22215 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22216 freezer.close(); 22217 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22218 "Failed to measure package size"); 22219 } 22220 } 22221 } 22222 22223 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22224 + stats.dataSize); 22225 22226 final long startFreeBytes = measurePath.getFreeSpace(); 22227 final long sizeBytes; 22228 if (moveCompleteApp) { 22229 sizeBytes = stats.codeSize + stats.dataSize; 22230 } else { 22231 sizeBytes = stats.codeSize; 22232 } 22233 22234 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22235 freezer.close(); 22236 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22237 "Not enough free space to move"); 22238 } 22239 22240 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22241 22242 final CountDownLatch installedLatch = new CountDownLatch(1); 22243 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22244 @Override 22245 public void onUserActionRequired(Intent intent) throws RemoteException { 22246 throw new IllegalStateException(); 22247 } 22248 22249 @Override 22250 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22251 Bundle extras) throws RemoteException { 22252 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22253 + PackageManager.installStatusToString(returnCode, msg)); 22254 22255 installedLatch.countDown(); 22256 freezer.close(); 22257 22258 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22259 switch (status) { 22260 case PackageInstaller.STATUS_SUCCESS: 22261 mMoveCallbacks.notifyStatusChanged(moveId, 22262 PackageManager.MOVE_SUCCEEDED); 22263 break; 22264 case PackageInstaller.STATUS_FAILURE_STORAGE: 22265 mMoveCallbacks.notifyStatusChanged(moveId, 22266 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22267 break; 22268 default: 22269 mMoveCallbacks.notifyStatusChanged(moveId, 22270 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22271 break; 22272 } 22273 } 22274 }; 22275 22276 final MoveInfo move; 22277 if (moveCompleteApp) { 22278 // Kick off a thread to report progress estimates 22279 new Thread() { 22280 @Override 22281 public void run() { 22282 while (true) { 22283 try { 22284 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22285 break; 22286 } 22287 } catch (InterruptedException ignored) { 22288 } 22289 22290 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22291 final int progress = 10 + (int) MathUtils.constrain( 22292 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22293 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22294 } 22295 } 22296 }.start(); 22297 22298 final String dataAppName = codeFile.getName(); 22299 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22300 dataAppName, appId, seinfo, targetSdkVersion); 22301 } else { 22302 move = null; 22303 } 22304 22305 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22306 22307 final Message msg = mHandler.obtainMessage(INIT_COPY); 22308 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22309 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22310 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22311 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22312 PackageManager.INSTALL_REASON_UNKNOWN); 22313 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22314 msg.obj = params; 22315 22316 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22317 System.identityHashCode(msg.obj)); 22318 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22319 System.identityHashCode(msg.obj)); 22320 22321 mHandler.sendMessage(msg); 22322 } 22323 22324 @Override 22325 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22326 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22327 22328 final int realMoveId = mNextMoveId.getAndIncrement(); 22329 final Bundle extras = new Bundle(); 22330 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22331 mMoveCallbacks.notifyCreated(realMoveId, extras); 22332 22333 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22334 @Override 22335 public void onCreated(int moveId, Bundle extras) { 22336 // Ignored 22337 } 22338 22339 @Override 22340 public void onStatusChanged(int moveId, int status, long estMillis) { 22341 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22342 } 22343 }; 22344 22345 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22346 storage.setPrimaryStorageUuid(volumeUuid, callback); 22347 return realMoveId; 22348 } 22349 22350 @Override 22351 public int getMoveStatus(int moveId) { 22352 mContext.enforceCallingOrSelfPermission( 22353 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22354 return mMoveCallbacks.mLastStatus.get(moveId); 22355 } 22356 22357 @Override 22358 public void registerMoveCallback(IPackageMoveObserver callback) { 22359 mContext.enforceCallingOrSelfPermission( 22360 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22361 mMoveCallbacks.register(callback); 22362 } 22363 22364 @Override 22365 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22366 mContext.enforceCallingOrSelfPermission( 22367 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22368 mMoveCallbacks.unregister(callback); 22369 } 22370 22371 @Override 22372 public boolean setInstallLocation(int loc) { 22373 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22374 null); 22375 if (getInstallLocation() == loc) { 22376 return true; 22377 } 22378 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22379 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22380 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22381 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22382 return true; 22383 } 22384 return false; 22385 } 22386 22387 @Override 22388 public int getInstallLocation() { 22389 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22390 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22391 PackageHelper.APP_INSTALL_AUTO); 22392 } 22393 22394 /** Called by UserManagerService */ 22395 void cleanUpUser(UserManagerService userManager, int userHandle) { 22396 synchronized (mPackages) { 22397 mDirtyUsers.remove(userHandle); 22398 mUserNeedsBadging.delete(userHandle); 22399 mSettings.removeUserLPw(userHandle); 22400 mPendingBroadcasts.remove(userHandle); 22401 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22402 removeUnusedPackagesLPw(userManager, userHandle); 22403 } 22404 } 22405 22406 /** 22407 * We're removing userHandle and would like to remove any downloaded packages 22408 * that are no longer in use by any other user. 22409 * @param userHandle the user being removed 22410 */ 22411 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22412 final boolean DEBUG_CLEAN_APKS = false; 22413 int [] users = userManager.getUserIds(); 22414 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22415 while (psit.hasNext()) { 22416 PackageSetting ps = psit.next(); 22417 if (ps.pkg == null) { 22418 continue; 22419 } 22420 final String packageName = ps.pkg.packageName; 22421 // Skip over if system app 22422 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22423 continue; 22424 } 22425 if (DEBUG_CLEAN_APKS) { 22426 Slog.i(TAG, "Checking package " + packageName); 22427 } 22428 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22429 if (keep) { 22430 if (DEBUG_CLEAN_APKS) { 22431 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22432 } 22433 } else { 22434 for (int i = 0; i < users.length; i++) { 22435 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22436 keep = true; 22437 if (DEBUG_CLEAN_APKS) { 22438 Slog.i(TAG, " Keeping package " + packageName + " for user " 22439 + users[i]); 22440 } 22441 break; 22442 } 22443 } 22444 } 22445 if (!keep) { 22446 if (DEBUG_CLEAN_APKS) { 22447 Slog.i(TAG, " Removing package " + packageName); 22448 } 22449 mHandler.post(new Runnable() { 22450 public void run() { 22451 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22452 userHandle, 0); 22453 } //end run 22454 }); 22455 } 22456 } 22457 } 22458 22459 /** Called by UserManagerService */ 22460 void createNewUser(int userId, String[] disallowedPackages) { 22461 synchronized (mInstallLock) { 22462 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22463 } 22464 synchronized (mPackages) { 22465 scheduleWritePackageRestrictionsLocked(userId); 22466 scheduleWritePackageListLocked(userId); 22467 applyFactoryDefaultBrowserLPw(userId); 22468 primeDomainVerificationsLPw(userId); 22469 } 22470 } 22471 22472 void onNewUserCreated(final int userId) { 22473 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22474 // If permission review for legacy apps is required, we represent 22475 // dagerous permissions for such apps as always granted runtime 22476 // permissions to keep per user flag state whether review is needed. 22477 // Hence, if a new user is added we have to propagate dangerous 22478 // permission grants for these legacy apps. 22479 if (mPermissionReviewRequired) { 22480 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22481 | UPDATE_PERMISSIONS_REPLACE_ALL); 22482 } 22483 } 22484 22485 @Override 22486 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22487 mContext.enforceCallingOrSelfPermission( 22488 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22489 "Only package verification agents can read the verifier device identity"); 22490 22491 synchronized (mPackages) { 22492 return mSettings.getVerifierDeviceIdentityLPw(); 22493 } 22494 } 22495 22496 @Override 22497 public void setPermissionEnforced(String permission, boolean enforced) { 22498 // TODO: Now that we no longer change GID for storage, this should to away. 22499 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22500 "setPermissionEnforced"); 22501 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22502 synchronized (mPackages) { 22503 if (mSettings.mReadExternalStorageEnforced == null 22504 || mSettings.mReadExternalStorageEnforced != enforced) { 22505 mSettings.mReadExternalStorageEnforced = enforced; 22506 mSettings.writeLPr(); 22507 } 22508 } 22509 // kill any non-foreground processes so we restart them and 22510 // grant/revoke the GID. 22511 final IActivityManager am = ActivityManager.getService(); 22512 if (am != null) { 22513 final long token = Binder.clearCallingIdentity(); 22514 try { 22515 am.killProcessesBelowForeground("setPermissionEnforcement"); 22516 } catch (RemoteException e) { 22517 } finally { 22518 Binder.restoreCallingIdentity(token); 22519 } 22520 } 22521 } else { 22522 throw new IllegalArgumentException("No selective enforcement for " + permission); 22523 } 22524 } 22525 22526 @Override 22527 @Deprecated 22528 public boolean isPermissionEnforced(String permission) { 22529 return true; 22530 } 22531 22532 @Override 22533 public boolean isStorageLow() { 22534 final long token = Binder.clearCallingIdentity(); 22535 try { 22536 final DeviceStorageMonitorInternal 22537 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22538 if (dsm != null) { 22539 return dsm.isMemoryLow(); 22540 } else { 22541 return false; 22542 } 22543 } finally { 22544 Binder.restoreCallingIdentity(token); 22545 } 22546 } 22547 22548 @Override 22549 public IPackageInstaller getPackageInstaller() { 22550 return mInstallerService; 22551 } 22552 22553 private boolean userNeedsBadging(int userId) { 22554 int index = mUserNeedsBadging.indexOfKey(userId); 22555 if (index < 0) { 22556 final UserInfo userInfo; 22557 final long token = Binder.clearCallingIdentity(); 22558 try { 22559 userInfo = sUserManager.getUserInfo(userId); 22560 } finally { 22561 Binder.restoreCallingIdentity(token); 22562 } 22563 final boolean b; 22564 if (userInfo != null && userInfo.isManagedProfile()) { 22565 b = true; 22566 } else { 22567 b = false; 22568 } 22569 mUserNeedsBadging.put(userId, b); 22570 return b; 22571 } 22572 return mUserNeedsBadging.valueAt(index); 22573 } 22574 22575 @Override 22576 public KeySet getKeySetByAlias(String packageName, String alias) { 22577 if (packageName == null || alias == null) { 22578 return null; 22579 } 22580 synchronized(mPackages) { 22581 final PackageParser.Package pkg = mPackages.get(packageName); 22582 if (pkg == null) { 22583 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22584 throw new IllegalArgumentException("Unknown package: " + packageName); 22585 } 22586 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22587 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22588 } 22589 } 22590 22591 @Override 22592 public KeySet getSigningKeySet(String packageName) { 22593 if (packageName == null) { 22594 return null; 22595 } 22596 synchronized(mPackages) { 22597 final PackageParser.Package pkg = mPackages.get(packageName); 22598 if (pkg == null) { 22599 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22600 throw new IllegalArgumentException("Unknown package: " + packageName); 22601 } 22602 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22603 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22604 throw new SecurityException("May not access signing KeySet of other apps."); 22605 } 22606 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22607 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22608 } 22609 } 22610 22611 @Override 22612 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22613 if (packageName == null || ks == null) { 22614 return false; 22615 } 22616 synchronized(mPackages) { 22617 final PackageParser.Package pkg = mPackages.get(packageName); 22618 if (pkg == null) { 22619 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22620 throw new IllegalArgumentException("Unknown package: " + packageName); 22621 } 22622 IBinder ksh = ks.getToken(); 22623 if (ksh instanceof KeySetHandle) { 22624 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22625 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22626 } 22627 return false; 22628 } 22629 } 22630 22631 @Override 22632 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22633 if (packageName == null || ks == null) { 22634 return false; 22635 } 22636 synchronized(mPackages) { 22637 final PackageParser.Package pkg = mPackages.get(packageName); 22638 if (pkg == null) { 22639 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22640 throw new IllegalArgumentException("Unknown package: " + packageName); 22641 } 22642 IBinder ksh = ks.getToken(); 22643 if (ksh instanceof KeySetHandle) { 22644 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22645 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22646 } 22647 return false; 22648 } 22649 } 22650 22651 private void deletePackageIfUnusedLPr(final String packageName) { 22652 PackageSetting ps = mSettings.mPackages.get(packageName); 22653 if (ps == null) { 22654 return; 22655 } 22656 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22657 // TODO Implement atomic delete if package is unused 22658 // It is currently possible that the package will be deleted even if it is installed 22659 // after this method returns. 22660 mHandler.post(new Runnable() { 22661 public void run() { 22662 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22663 0, PackageManager.DELETE_ALL_USERS); 22664 } 22665 }); 22666 } 22667 } 22668 22669 /** 22670 * Check and throw if the given before/after packages would be considered a 22671 * downgrade. 22672 */ 22673 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22674 throws PackageManagerException { 22675 if (after.versionCode < before.mVersionCode) { 22676 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22677 "Update version code " + after.versionCode + " is older than current " 22678 + before.mVersionCode); 22679 } else if (after.versionCode == before.mVersionCode) { 22680 if (after.baseRevisionCode < before.baseRevisionCode) { 22681 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22682 "Update base revision code " + after.baseRevisionCode 22683 + " is older than current " + before.baseRevisionCode); 22684 } 22685 22686 if (!ArrayUtils.isEmpty(after.splitNames)) { 22687 for (int i = 0; i < after.splitNames.length; i++) { 22688 final String splitName = after.splitNames[i]; 22689 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22690 if (j != -1) { 22691 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22692 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22693 "Update split " + splitName + " revision code " 22694 + after.splitRevisionCodes[i] + " is older than current " 22695 + before.splitRevisionCodes[j]); 22696 } 22697 } 22698 } 22699 } 22700 } 22701 } 22702 22703 private static class MoveCallbacks extends Handler { 22704 private static final int MSG_CREATED = 1; 22705 private static final int MSG_STATUS_CHANGED = 2; 22706 22707 private final RemoteCallbackList<IPackageMoveObserver> 22708 mCallbacks = new RemoteCallbackList<>(); 22709 22710 private final SparseIntArray mLastStatus = new SparseIntArray(); 22711 22712 public MoveCallbacks(Looper looper) { 22713 super(looper); 22714 } 22715 22716 public void register(IPackageMoveObserver callback) { 22717 mCallbacks.register(callback); 22718 } 22719 22720 public void unregister(IPackageMoveObserver callback) { 22721 mCallbacks.unregister(callback); 22722 } 22723 22724 @Override 22725 public void handleMessage(Message msg) { 22726 final SomeArgs args = (SomeArgs) msg.obj; 22727 final int n = mCallbacks.beginBroadcast(); 22728 for (int i = 0; i < n; i++) { 22729 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22730 try { 22731 invokeCallback(callback, msg.what, args); 22732 } catch (RemoteException ignored) { 22733 } 22734 } 22735 mCallbacks.finishBroadcast(); 22736 args.recycle(); 22737 } 22738 22739 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22740 throws RemoteException { 22741 switch (what) { 22742 case MSG_CREATED: { 22743 callback.onCreated(args.argi1, (Bundle) args.arg2); 22744 break; 22745 } 22746 case MSG_STATUS_CHANGED: { 22747 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22748 break; 22749 } 22750 } 22751 } 22752 22753 private void notifyCreated(int moveId, Bundle extras) { 22754 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22755 22756 final SomeArgs args = SomeArgs.obtain(); 22757 args.argi1 = moveId; 22758 args.arg2 = extras; 22759 obtainMessage(MSG_CREATED, args).sendToTarget(); 22760 } 22761 22762 private void notifyStatusChanged(int moveId, int status) { 22763 notifyStatusChanged(moveId, status, -1); 22764 } 22765 22766 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22767 Slog.v(TAG, "Move " + moveId + " status " + status); 22768 22769 final SomeArgs args = SomeArgs.obtain(); 22770 args.argi1 = moveId; 22771 args.argi2 = status; 22772 args.arg3 = estMillis; 22773 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22774 22775 synchronized (mLastStatus) { 22776 mLastStatus.put(moveId, status); 22777 } 22778 } 22779 } 22780 22781 private final static class OnPermissionChangeListeners extends Handler { 22782 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22783 22784 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22785 new RemoteCallbackList<>(); 22786 22787 public OnPermissionChangeListeners(Looper looper) { 22788 super(looper); 22789 } 22790 22791 @Override 22792 public void handleMessage(Message msg) { 22793 switch (msg.what) { 22794 case MSG_ON_PERMISSIONS_CHANGED: { 22795 final int uid = msg.arg1; 22796 handleOnPermissionsChanged(uid); 22797 } break; 22798 } 22799 } 22800 22801 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22802 mPermissionListeners.register(listener); 22803 22804 } 22805 22806 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22807 mPermissionListeners.unregister(listener); 22808 } 22809 22810 public void onPermissionsChanged(int uid) { 22811 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22812 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22813 } 22814 } 22815 22816 private void handleOnPermissionsChanged(int uid) { 22817 final int count = mPermissionListeners.beginBroadcast(); 22818 try { 22819 for (int i = 0; i < count; i++) { 22820 IOnPermissionsChangeListener callback = mPermissionListeners 22821 .getBroadcastItem(i); 22822 try { 22823 callback.onPermissionsChanged(uid); 22824 } catch (RemoteException e) { 22825 Log.e(TAG, "Permission listener is dead", e); 22826 } 22827 } 22828 } finally { 22829 mPermissionListeners.finishBroadcast(); 22830 } 22831 } 22832 } 22833 22834 private class PackageManagerInternalImpl extends PackageManagerInternal { 22835 @Override 22836 public void setLocationPackagesProvider(PackagesProvider provider) { 22837 synchronized (mPackages) { 22838 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22839 } 22840 } 22841 22842 @Override 22843 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22844 synchronized (mPackages) { 22845 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22846 } 22847 } 22848 22849 @Override 22850 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22851 synchronized (mPackages) { 22852 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22853 } 22854 } 22855 22856 @Override 22857 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22858 synchronized (mPackages) { 22859 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22860 } 22861 } 22862 22863 @Override 22864 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22865 synchronized (mPackages) { 22866 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22867 } 22868 } 22869 22870 @Override 22871 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22872 synchronized (mPackages) { 22873 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22874 } 22875 } 22876 22877 @Override 22878 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22879 synchronized (mPackages) { 22880 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22881 packageName, userId); 22882 } 22883 } 22884 22885 @Override 22886 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22887 synchronized (mPackages) { 22888 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22889 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22890 packageName, userId); 22891 } 22892 } 22893 22894 @Override 22895 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22896 synchronized (mPackages) { 22897 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22898 packageName, userId); 22899 } 22900 } 22901 22902 @Override 22903 public void setKeepUninstalledPackages(final List<String> packageList) { 22904 Preconditions.checkNotNull(packageList); 22905 List<String> removedFromList = null; 22906 synchronized (mPackages) { 22907 if (mKeepUninstalledPackages != null) { 22908 final int packagesCount = mKeepUninstalledPackages.size(); 22909 for (int i = 0; i < packagesCount; i++) { 22910 String oldPackage = mKeepUninstalledPackages.get(i); 22911 if (packageList != null && packageList.contains(oldPackage)) { 22912 continue; 22913 } 22914 if (removedFromList == null) { 22915 removedFromList = new ArrayList<>(); 22916 } 22917 removedFromList.add(oldPackage); 22918 } 22919 } 22920 mKeepUninstalledPackages = new ArrayList<>(packageList); 22921 if (removedFromList != null) { 22922 final int removedCount = removedFromList.size(); 22923 for (int i = 0; i < removedCount; i++) { 22924 deletePackageIfUnusedLPr(removedFromList.get(i)); 22925 } 22926 } 22927 } 22928 } 22929 22930 @Override 22931 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22932 synchronized (mPackages) { 22933 // If we do not support permission review, done. 22934 if (!mPermissionReviewRequired) { 22935 return false; 22936 } 22937 22938 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22939 if (packageSetting == null) { 22940 return false; 22941 } 22942 22943 // Permission review applies only to apps not supporting the new permission model. 22944 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22945 return false; 22946 } 22947 22948 // Legacy apps have the permission and get user consent on launch. 22949 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22950 return permissionsState.isPermissionReviewRequired(userId); 22951 } 22952 } 22953 22954 @Override 22955 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22956 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22957 } 22958 22959 @Override 22960 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22961 int userId) { 22962 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22963 } 22964 22965 @Override 22966 public void setDeviceAndProfileOwnerPackages( 22967 int deviceOwnerUserId, String deviceOwnerPackage, 22968 SparseArray<String> profileOwnerPackages) { 22969 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22970 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22971 } 22972 22973 @Override 22974 public boolean isPackageDataProtected(int userId, String packageName) { 22975 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22976 } 22977 22978 @Override 22979 public boolean isPackageEphemeral(int userId, String packageName) { 22980 synchronized (mPackages) { 22981 final PackageSetting ps = mSettings.mPackages.get(packageName); 22982 return ps != null ? ps.getInstantApp(userId) : false; 22983 } 22984 } 22985 22986 @Override 22987 public boolean wasPackageEverLaunched(String packageName, int userId) { 22988 synchronized (mPackages) { 22989 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22990 } 22991 } 22992 22993 @Override 22994 public void grantRuntimePermission(String packageName, String name, int userId, 22995 boolean overridePolicy) { 22996 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22997 overridePolicy); 22998 } 22999 23000 @Override 23001 public void revokeRuntimePermission(String packageName, String name, int userId, 23002 boolean overridePolicy) { 23003 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23004 overridePolicy); 23005 } 23006 23007 @Override 23008 public String getNameForUid(int uid) { 23009 return PackageManagerService.this.getNameForUid(uid); 23010 } 23011 23012 @Override 23013 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23014 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23015 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23016 responseObj, origIntent, resolvedType, callingPackage, userId); 23017 } 23018 23019 @Override 23020 public void grantEphemeralAccess(int userId, Intent intent, 23021 int targetAppId, int ephemeralAppId) { 23022 synchronized (mPackages) { 23023 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23024 targetAppId, ephemeralAppId); 23025 } 23026 } 23027 23028 @Override 23029 public void pruneInstantApps() { 23030 synchronized (mPackages) { 23031 mInstantAppRegistry.pruneInstantAppsLPw(); 23032 } 23033 } 23034 23035 @Override 23036 public String getSetupWizardPackageName() { 23037 return mSetupWizardPackage; 23038 } 23039 23040 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23041 if (policy != null) { 23042 mExternalSourcesPolicy = policy; 23043 } 23044 } 23045 23046 @Override 23047 public boolean isPackagePersistent(String packageName) { 23048 synchronized (mPackages) { 23049 PackageParser.Package pkg = mPackages.get(packageName); 23050 return pkg != null 23051 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23052 | ApplicationInfo.FLAG_PERSISTENT)) == 23053 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23054 : false; 23055 } 23056 } 23057 23058 @Override 23059 public List<PackageInfo> getOverlayPackages(int userId) { 23060 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23061 synchronized (mPackages) { 23062 for (PackageParser.Package p : mPackages.values()) { 23063 if (p.mOverlayTarget != null) { 23064 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23065 if (pkg != null) { 23066 overlayPackages.add(pkg); 23067 } 23068 } 23069 } 23070 } 23071 return overlayPackages; 23072 } 23073 23074 @Override 23075 public List<String> getTargetPackageNames(int userId) { 23076 List<String> targetPackages = new ArrayList<>(); 23077 synchronized (mPackages) { 23078 for (PackageParser.Package p : mPackages.values()) { 23079 if (p.mOverlayTarget == null) { 23080 targetPackages.add(p.packageName); 23081 } 23082 } 23083 } 23084 return targetPackages; 23085 } 23086 23087 @Override 23088 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23089 @Nullable List<String> overlayPackageNames) { 23090 synchronized (mPackages) { 23091 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23092 Slog.e(TAG, "failed to find package " + targetPackageName); 23093 return false; 23094 } 23095 23096 ArrayList<String> paths = null; 23097 if (overlayPackageNames != null) { 23098 final int N = overlayPackageNames.size(); 23099 paths = new ArrayList<>(N); 23100 for (int i = 0; i < N; i++) { 23101 final String packageName = overlayPackageNames.get(i); 23102 final PackageParser.Package pkg = mPackages.get(packageName); 23103 if (pkg == null) { 23104 Slog.e(TAG, "failed to find package " + packageName); 23105 return false; 23106 } 23107 paths.add(pkg.baseCodePath); 23108 } 23109 } 23110 23111 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23112 mEnabledOverlayPaths.get(userId); 23113 if (userSpecificOverlays == null) { 23114 userSpecificOverlays = new ArrayMap<>(); 23115 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23116 } 23117 23118 if (paths != null && paths.size() > 0) { 23119 userSpecificOverlays.put(targetPackageName, paths); 23120 } else { 23121 userSpecificOverlays.remove(targetPackageName); 23122 } 23123 return true; 23124 } 23125 } 23126 23127 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23128 int flags, int userId) { 23129 return resolveIntentInternal( 23130 intent, resolvedType, flags, userId, true /*includeInstantApp*/); 23131 } 23132 } 23133 23134 @Override 23135 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23136 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23137 synchronized (mPackages) { 23138 final long identity = Binder.clearCallingIdentity(); 23139 try { 23140 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23141 packageNames, userId); 23142 } finally { 23143 Binder.restoreCallingIdentity(identity); 23144 } 23145 } 23146 } 23147 23148 @Override 23149 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23150 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23151 synchronized (mPackages) { 23152 final long identity = Binder.clearCallingIdentity(); 23153 try { 23154 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23155 packageNames, userId); 23156 } finally { 23157 Binder.restoreCallingIdentity(identity); 23158 } 23159 } 23160 } 23161 23162 private static void enforceSystemOrPhoneCaller(String tag) { 23163 int callingUid = Binder.getCallingUid(); 23164 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23165 throw new SecurityException( 23166 "Cannot call " + tag + " from UID " + callingUid); 23167 } 23168 } 23169 23170 boolean isHistoricalPackageUsageAvailable() { 23171 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23172 } 23173 23174 /** 23175 * Return a <b>copy</b> of the collection of packages known to the package manager. 23176 * @return A copy of the values of mPackages. 23177 */ 23178 Collection<PackageParser.Package> getPackages() { 23179 synchronized (mPackages) { 23180 return new ArrayList<>(mPackages.values()); 23181 } 23182 } 23183 23184 /** 23185 * Logs process start information (including base APK hash) to the security log. 23186 * @hide 23187 */ 23188 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23189 String apkFile, int pid) { 23190 if (!SecurityLog.isLoggingEnabled()) { 23191 return; 23192 } 23193 Bundle data = new Bundle(); 23194 data.putLong("startTimestamp", System.currentTimeMillis()); 23195 data.putString("processName", processName); 23196 data.putInt("uid", uid); 23197 data.putString("seinfo", seinfo); 23198 data.putString("apkFile", apkFile); 23199 data.putInt("pid", pid); 23200 Message msg = mProcessLoggingHandler.obtainMessage( 23201 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23202 msg.setData(data); 23203 mProcessLoggingHandler.sendMessage(msg); 23204 } 23205 23206 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23207 return mCompilerStats.getPackageStats(pkgName); 23208 } 23209 23210 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23211 return getOrCreateCompilerPackageStats(pkg.packageName); 23212 } 23213 23214 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23215 return mCompilerStats.getOrCreatePackageStats(pkgName); 23216 } 23217 23218 public void deleteCompilerPackageStats(String pkgName) { 23219 mCompilerStats.deletePackageStats(pkgName); 23220 } 23221 23222 @Override 23223 public int getInstallReason(String packageName, int userId) { 23224 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23225 true /* requireFullPermission */, false /* checkShell */, 23226 "get install reason"); 23227 synchronized (mPackages) { 23228 final PackageSetting ps = mSettings.mPackages.get(packageName); 23229 if (ps != null) { 23230 return ps.getInstallReason(userId); 23231 } 23232 } 23233 return PackageManager.INSTALL_REASON_UNKNOWN; 23234 } 23235 23236 @Override 23237 public boolean canRequestPackageInstalls(String packageName, int userId) { 23238 int callingUid = Binder.getCallingUid(); 23239 int uid = getPackageUid(packageName, 0, userId); 23240 if (callingUid != uid && callingUid != Process.ROOT_UID 23241 && callingUid != Process.SYSTEM_UID) { 23242 throw new SecurityException( 23243 "Caller uid " + callingUid + " does not own package " + packageName); 23244 } 23245 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23246 if (info == null) { 23247 return false; 23248 } 23249 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23250 throw new UnsupportedOperationException( 23251 "Operation only supported on apps targeting Android O or higher"); 23252 } 23253 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23254 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23255 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23256 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23257 } 23258 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23259 return false; 23260 } 23261 if (mExternalSourcesPolicy != null) { 23262 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23263 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23264 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23265 } 23266 } 23267 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23268 } 23269} 23270