PackageManagerService.java revision a5d70a17ebd1b3ffe026879c5d9d96f04d10d4f2
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ChangedPackages; 130import android.content.pm.ComponentInfo; 131import android.content.pm.InstantAppRequest; 132import android.content.pm.AuxiliaryResolveInfo; 133import android.content.pm.FallbackCategoryProvider; 134import android.content.pm.FeatureInfo; 135import android.content.pm.IOnPermissionsChangeListener; 136import android.content.pm.IPackageDataObserver; 137import android.content.pm.IPackageDeleteObserver; 138import android.content.pm.IPackageDeleteObserver2; 139import android.content.pm.IPackageInstallObserver2; 140import android.content.pm.IPackageInstaller; 141import android.content.pm.IPackageManager; 142import android.content.pm.IPackageMoveObserver; 143import android.content.pm.IPackageStatsObserver; 144import android.content.pm.InstantAppInfo; 145import android.content.pm.InstantAppResolveInfo; 146import android.content.pm.InstrumentationInfo; 147import android.content.pm.IntentFilterVerificationInfo; 148import android.content.pm.KeySet; 149import android.content.pm.PackageCleanItem; 150import android.content.pm.PackageInfo; 151import android.content.pm.PackageInfoLite; 152import android.content.pm.PackageInstaller; 153import android.content.pm.PackageManager; 154import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 155import android.content.pm.PackageManagerInternal; 156import android.content.pm.PackageParser; 157import android.content.pm.PackageParser.ActivityIntentInfo; 158import android.content.pm.PackageParser.PackageLite; 159import android.content.pm.PackageParser.PackageParserException; 160import android.content.pm.PackageStats; 161import android.content.pm.PackageUserState; 162import android.content.pm.ParceledListSlice; 163import android.content.pm.PermissionGroupInfo; 164import android.content.pm.PermissionInfo; 165import android.content.pm.ProviderInfo; 166import android.content.pm.ResolveInfo; 167import android.content.pm.SELinuxUtil; 168import android.content.pm.ServiceInfo; 169import android.content.pm.SharedLibraryInfo; 170import android.content.pm.Signature; 171import android.content.pm.UserInfo; 172import android.content.pm.VerifierDeviceIdentity; 173import android.content.pm.VerifierInfo; 174import android.content.pm.VersionedPackage; 175import android.content.res.Resources; 176import android.graphics.Bitmap; 177import android.hardware.display.DisplayManager; 178import android.net.Uri; 179import android.os.Binder; 180import android.os.Build; 181import android.os.Bundle; 182import android.os.Debug; 183import android.os.Environment; 184import android.os.Environment.UserEnvironment; 185import android.os.FileUtils; 186import android.os.Handler; 187import android.os.IBinder; 188import android.os.Looper; 189import android.os.Message; 190import android.os.Parcel; 191import android.os.ParcelFileDescriptor; 192import android.os.PatternMatcher; 193import android.os.Process; 194import android.os.RemoteCallbackList; 195import android.os.RemoteException; 196import android.os.ResultReceiver; 197import android.os.SELinux; 198import android.os.ServiceManager; 199import android.os.ShellCallback; 200import android.os.SystemClock; 201import android.os.SystemProperties; 202import android.os.Trace; 203import android.os.UserHandle; 204import android.os.UserManager; 205import android.os.UserManagerInternal; 206import android.os.storage.IStorageManager; 207import android.os.storage.StorageEventListener; 208import android.os.storage.StorageManager; 209import android.os.storage.StorageManagerInternal; 210import android.os.storage.VolumeInfo; 211import android.os.storage.VolumeRecord; 212import android.provider.Settings.Global; 213import android.provider.Settings.Secure; 214import android.security.KeyStore; 215import android.security.SystemKeyStore; 216import android.service.pm.PackageServiceDumpProto; 217import android.system.ErrnoException; 218import android.system.Os; 219import android.text.TextUtils; 220import android.text.format.DateUtils; 221import android.util.ArrayMap; 222import android.util.ArraySet; 223import android.util.Base64; 224import android.util.DisplayMetrics; 225import android.util.EventLog; 226import android.util.ExceptionUtils; 227import android.util.Log; 228import android.util.LogPrinter; 229import android.util.MathUtils; 230import android.util.PackageUtils; 231import android.util.Pair; 232import android.util.PrintStreamPrinter; 233import android.util.Slog; 234import android.util.SparseArray; 235import android.util.SparseBooleanArray; 236import android.util.SparseIntArray; 237import android.util.Xml; 238import android.util.jar.StrictJarFile; 239import android.util.proto.ProtoOutputStream; 240import android.view.Display; 241 242import com.android.internal.R; 243import com.android.internal.annotations.GuardedBy; 244import com.android.internal.app.IMediaContainerService; 245import com.android.internal.app.ResolverActivity; 246import com.android.internal.content.NativeLibraryHelper; 247import com.android.internal.content.PackageHelper; 248import com.android.internal.logging.MetricsLogger; 249import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 250import com.android.internal.os.IParcelFileDescriptorFactory; 251import com.android.internal.os.RoSystemProperties; 252import com.android.internal.os.SomeArgs; 253import com.android.internal.os.Zygote; 254import com.android.internal.telephony.CarrierAppUtils; 255import com.android.internal.util.ArrayUtils; 256import com.android.internal.util.ConcurrentUtils; 257import com.android.internal.util.DumpUtils; 258import com.android.internal.util.FastPrintWriter; 259import com.android.internal.util.FastXmlSerializer; 260import com.android.internal.util.IndentingPrintWriter; 261import com.android.internal.util.Preconditions; 262import com.android.internal.util.XmlUtils; 263import com.android.server.AttributeCache; 264import com.android.server.DeviceIdleController; 265import com.android.server.EventLogTags; 266import com.android.server.FgThread; 267import com.android.server.IntentResolver; 268import com.android.server.LocalServices; 269import com.android.server.LockGuard; 270import com.android.server.ServiceThread; 271import com.android.server.SystemConfig; 272import com.android.server.SystemServerInitThreadPool; 273import com.android.server.Watchdog; 274import com.android.server.net.NetworkPolicyManagerInternal; 275import com.android.server.pm.BackgroundDexOptService; 276import com.android.server.pm.Installer.InstallerException; 277import com.android.server.pm.PermissionsState.PermissionState; 278import com.android.server.pm.Settings.DatabaseVersion; 279import com.android.server.pm.Settings.VersionInfo; 280import com.android.server.pm.dex.DexManager; 281import com.android.server.storage.DeviceStorageMonitorInternal; 282 283import dalvik.system.CloseGuard; 284import dalvik.system.DexFile; 285import dalvik.system.VMRuntime; 286 287import libcore.io.IoUtils; 288import libcore.util.EmptyArray; 289 290import org.xmlpull.v1.XmlPullParser; 291import org.xmlpull.v1.XmlPullParserException; 292import org.xmlpull.v1.XmlSerializer; 293 294import java.io.BufferedOutputStream; 295import java.io.BufferedReader; 296import java.io.ByteArrayInputStream; 297import java.io.ByteArrayOutputStream; 298import java.io.File; 299import java.io.FileDescriptor; 300import java.io.FileInputStream; 301import java.io.FileNotFoundException; 302import java.io.FileOutputStream; 303import java.io.FileReader; 304import java.io.FilenameFilter; 305import java.io.IOException; 306import java.io.PrintWriter; 307import java.nio.charset.StandardCharsets; 308import java.security.DigestInputStream; 309import java.security.MessageDigest; 310import java.security.NoSuchAlgorithmException; 311import java.security.PublicKey; 312import java.security.SecureRandom; 313import java.security.cert.Certificate; 314import java.security.cert.CertificateEncodingException; 315import java.security.cert.CertificateException; 316import java.text.SimpleDateFormat; 317import java.util.ArrayList; 318import java.util.Arrays; 319import java.util.Collection; 320import java.util.Collections; 321import java.util.Comparator; 322import java.util.Date; 323import java.util.HashMap; 324import java.util.HashSet; 325import java.util.Iterator; 326import java.util.List; 327import java.util.Map; 328import java.util.Objects; 329import java.util.Set; 330import java.util.concurrent.CountDownLatch; 331import java.util.concurrent.Future; 332import java.util.concurrent.TimeUnit; 333import java.util.concurrent.atomic.AtomicBoolean; 334import java.util.concurrent.atomic.AtomicInteger; 335 336/** 337 * Keep track of all those APKs everywhere. 338 * <p> 339 * Internally there are two important locks: 340 * <ul> 341 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 342 * and other related state. It is a fine-grained lock that should only be held 343 * momentarily, as it's one of the most contended locks in the system. 344 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 345 * operations typically involve heavy lifting of application data on disk. Since 346 * {@code installd} is single-threaded, and it's operations can often be slow, 347 * this lock should never be acquired while already holding {@link #mPackages}. 348 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 349 * holding {@link #mInstallLock}. 350 * </ul> 351 * Many internal methods rely on the caller to hold the appropriate locks, and 352 * this contract is expressed through method name suffixes: 353 * <ul> 354 * <li>fooLI(): the caller must hold {@link #mInstallLock} 355 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 356 * being modified must be frozen 357 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 358 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 359 * </ul> 360 * <p> 361 * Because this class is very central to the platform's security; please run all 362 * CTS and unit tests whenever making modifications: 363 * 364 * <pre> 365 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 366 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 367 * </pre> 368 */ 369public class PackageManagerService extends IPackageManager.Stub { 370 static final String TAG = "PackageManager"; 371 static final boolean DEBUG_SETTINGS = false; 372 static final boolean DEBUG_PREFERRED = false; 373 static final boolean DEBUG_UPGRADE = false; 374 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 375 private static final boolean DEBUG_BACKUP = false; 376 private static final boolean DEBUG_INSTALL = false; 377 private static final boolean DEBUG_REMOVE = false; 378 private static final boolean DEBUG_BROADCASTS = false; 379 private static final boolean DEBUG_SHOW_INFO = false; 380 private static final boolean DEBUG_PACKAGE_INFO = false; 381 private static final boolean DEBUG_INTENT_MATCHING = false; 382 private static final boolean DEBUG_PACKAGE_SCANNING = false; 383 private static final boolean DEBUG_VERIFY = false; 384 private static final boolean DEBUG_FILTERS = false; 385 386 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 387 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 388 // user, but by default initialize to this. 389 public static final boolean DEBUG_DEXOPT = false; 390 391 private static final boolean DEBUG_ABI_SELECTION = false; 392 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 393 private static final boolean DEBUG_TRIAGED_MISSING = false; 394 private static final boolean DEBUG_APP_DATA = false; 395 396 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 397 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 398 399 private static final boolean DISABLE_EPHEMERAL_APPS = false; 400 private static final boolean HIDE_EPHEMERAL_APIS = false; 401 402 private static final boolean ENABLE_FREE_CACHE_V2 = 403 SystemProperties.getBoolean("fw.free_cache_v2", true); 404 405 private static final int RADIO_UID = Process.PHONE_UID; 406 private static final int LOG_UID = Process.LOG_UID; 407 private static final int NFC_UID = Process.NFC_UID; 408 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 409 private static final int SHELL_UID = Process.SHELL_UID; 410 411 // Cap the size of permission trees that 3rd party apps can define 412 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 413 414 // Suffix used during package installation when copying/moving 415 // package apks to install directory. 416 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 417 418 static final int SCAN_NO_DEX = 1<<1; 419 static final int SCAN_FORCE_DEX = 1<<2; 420 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 421 static final int SCAN_NEW_INSTALL = 1<<4; 422 static final int SCAN_UPDATE_TIME = 1<<5; 423 static final int SCAN_BOOTING = 1<<6; 424 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 425 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 426 static final int SCAN_REPLACING = 1<<9; 427 static final int SCAN_REQUIRE_KNOWN = 1<<10; 428 static final int SCAN_MOVE = 1<<11; 429 static final int SCAN_INITIAL = 1<<12; 430 static final int SCAN_CHECK_ONLY = 1<<13; 431 static final int SCAN_DONT_KILL_APP = 1<<14; 432 static final int SCAN_IGNORE_FROZEN = 1<<15; 433 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 434 static final int SCAN_AS_INSTANT_APP = 1<<17; 435 static final int SCAN_AS_FULL_APP = 1<<18; 436 /** Should not be with the scan flags */ 437 static final int FLAGS_REMOVE_CHATTY = 1<<31; 438 439 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 440 441 private static final int[] EMPTY_INT_ARRAY = new int[0]; 442 443 /** 444 * Timeout (in milliseconds) after which the watchdog should declare that 445 * our handler thread is wedged. The usual default for such things is one 446 * minute but we sometimes do very lengthy I/O operations on this thread, 447 * such as installing multi-gigabyte applications, so ours needs to be longer. 448 */ 449 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 450 451 /** 452 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 453 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 454 * settings entry if available, otherwise we use the hardcoded default. If it's been 455 * more than this long since the last fstrim, we force one during the boot sequence. 456 * 457 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 458 * one gets run at the next available charging+idle time. This final mandatory 459 * no-fstrim check kicks in only of the other scheduling criteria is never met. 460 */ 461 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 462 463 /** 464 * Whether verification is enabled by default. 465 */ 466 private static final boolean DEFAULT_VERIFY_ENABLE = true; 467 468 /** 469 * The default maximum time to wait for the verification agent to return in 470 * milliseconds. 471 */ 472 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 473 474 /** 475 * The default response for package verification timeout. 476 * 477 * This can be either PackageManager.VERIFICATION_ALLOW or 478 * PackageManager.VERIFICATION_REJECT. 479 */ 480 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 481 482 static final String PLATFORM_PACKAGE_NAME = "android"; 483 484 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 485 486 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 487 DEFAULT_CONTAINER_PACKAGE, 488 "com.android.defcontainer.DefaultContainerService"); 489 490 private static final String KILL_APP_REASON_GIDS_CHANGED = 491 "permission grant or revoke changed gids"; 492 493 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 494 "permissions revoked"; 495 496 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 497 498 private static final String PACKAGE_SCHEME = "package"; 499 500 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 501 502 /** Permission grant: not grant the permission. */ 503 private static final int GRANT_DENIED = 1; 504 505 /** Permission grant: grant the permission as an install permission. */ 506 private static final int GRANT_INSTALL = 2; 507 508 /** Permission grant: grant the permission as a runtime one. */ 509 private static final int GRANT_RUNTIME = 3; 510 511 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 512 private static final int GRANT_UPGRADE = 4; 513 514 /** Canonical intent used to identify what counts as a "web browser" app */ 515 private static final Intent sBrowserIntent; 516 static { 517 sBrowserIntent = new Intent(); 518 sBrowserIntent.setAction(Intent.ACTION_VIEW); 519 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 520 sBrowserIntent.setData(Uri.parse("http:")); 521 } 522 523 /** 524 * The set of all protected actions [i.e. those actions for which a high priority 525 * intent filter is disallowed]. 526 */ 527 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 528 static { 529 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 531 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 532 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 533 } 534 535 // Compilation reasons. 536 public static final int REASON_FIRST_BOOT = 0; 537 public static final int REASON_BOOT = 1; 538 public static final int REASON_INSTALL = 2; 539 public static final int REASON_BACKGROUND_DEXOPT = 3; 540 public static final int REASON_AB_OTA = 4; 541 public static final int REASON_FORCED_DEXOPT = 5; 542 543 public static final int REASON_LAST = REASON_FORCED_DEXOPT; 544 545 /** All dangerous permission names in the same order as the events in MetricsEvent */ 546 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 547 Manifest.permission.READ_CALENDAR, 548 Manifest.permission.WRITE_CALENDAR, 549 Manifest.permission.CAMERA, 550 Manifest.permission.READ_CONTACTS, 551 Manifest.permission.WRITE_CONTACTS, 552 Manifest.permission.GET_ACCOUNTS, 553 Manifest.permission.ACCESS_FINE_LOCATION, 554 Manifest.permission.ACCESS_COARSE_LOCATION, 555 Manifest.permission.RECORD_AUDIO, 556 Manifest.permission.READ_PHONE_STATE, 557 Manifest.permission.CALL_PHONE, 558 Manifest.permission.READ_CALL_LOG, 559 Manifest.permission.WRITE_CALL_LOG, 560 Manifest.permission.ADD_VOICEMAIL, 561 Manifest.permission.USE_SIP, 562 Manifest.permission.PROCESS_OUTGOING_CALLS, 563 Manifest.permission.READ_CELL_BROADCASTS, 564 Manifest.permission.BODY_SENSORS, 565 Manifest.permission.SEND_SMS, 566 Manifest.permission.RECEIVE_SMS, 567 Manifest.permission.READ_SMS, 568 Manifest.permission.RECEIVE_WAP_PUSH, 569 Manifest.permission.RECEIVE_MMS, 570 Manifest.permission.READ_EXTERNAL_STORAGE, 571 Manifest.permission.WRITE_EXTERNAL_STORAGE, 572 Manifest.permission.READ_PHONE_NUMBERS, 573 Manifest.permission.ANSWER_PHONE_CALLS); 574 575 576 /** 577 * Version number for the package parser cache. Increment this whenever the format or 578 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 579 */ 580 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 581 582 /** 583 * Whether the package parser cache is enabled. 584 */ 585 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 586 587 final ServiceThread mHandlerThread; 588 589 final PackageHandler mHandler; 590 591 private final ProcessLoggingHandler mProcessLoggingHandler; 592 593 /** 594 * Messages for {@link #mHandler} that need to wait for system ready before 595 * being dispatched. 596 */ 597 private ArrayList<Message> mPostSystemReadyMessages; 598 599 final int mSdkVersion = Build.VERSION.SDK_INT; 600 601 final Context mContext; 602 final boolean mFactoryTest; 603 final boolean mOnlyCore; 604 final DisplayMetrics mMetrics; 605 final int mDefParseFlags; 606 final String[] mSeparateProcesses; 607 final boolean mIsUpgrade; 608 final boolean mIsPreNUpgrade; 609 final boolean mIsPreNMR1Upgrade; 610 611 @GuardedBy("mPackages") 612 private boolean mDexOptDialogShown; 613 614 /** The location for ASEC container files on internal storage. */ 615 final String mAsecInternalPath; 616 617 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 618 // LOCK HELD. Can be called with mInstallLock held. 619 @GuardedBy("mInstallLock") 620 final Installer mInstaller; 621 622 /** Directory where installed third-party apps stored */ 623 final File mAppInstallDir; 624 625 /** 626 * Directory to which applications installed internally have their 627 * 32 bit native libraries copied. 628 */ 629 private File mAppLib32InstallDir; 630 631 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 632 // apps. 633 final File mDrmAppPrivateInstallDir; 634 635 // ---------------------------------------------------------------- 636 637 // Lock for state used when installing and doing other long running 638 // operations. Methods that must be called with this lock held have 639 // the suffix "LI". 640 final Object mInstallLock = new Object(); 641 642 // ---------------------------------------------------------------- 643 644 // Keys are String (package name), values are Package. This also serves 645 // as the lock for the global state. Methods that must be called with 646 // this lock held have the prefix "LP". 647 @GuardedBy("mPackages") 648 final ArrayMap<String, PackageParser.Package> mPackages = 649 new ArrayMap<String, PackageParser.Package>(); 650 651 final ArrayMap<String, Set<String>> mKnownCodebase = 652 new ArrayMap<String, Set<String>>(); 653 654 // Keys are isolated uids and values are the uid of the application 655 // that created the isolated proccess. 656 @GuardedBy("mPackages") 657 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 658 659 // List of APK paths to load for each user and package. This data is never 660 // persisted by the package manager. Instead, the overlay manager will 661 // ensure the data is up-to-date in runtime. 662 @GuardedBy("mPackages") 663 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 664 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 665 666 /** 667 * Tracks new system packages [received in an OTA] that we expect to 668 * find updated user-installed versions. Keys are package name, values 669 * are package location. 670 */ 671 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 672 /** 673 * Tracks high priority intent filters for protected actions. During boot, certain 674 * filter actions are protected and should never be allowed to have a high priority 675 * intent filter for them. However, there is one, and only one exception -- the 676 * setup wizard. It must be able to define a high priority intent filter for these 677 * actions to ensure there are no escapes from the wizard. We need to delay processing 678 * of these during boot as we need to look at all of the system packages in order 679 * to know which component is the setup wizard. 680 */ 681 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 682 /** 683 * Whether or not processing protected filters should be deferred. 684 */ 685 private boolean mDeferProtectedFilters = true; 686 687 /** 688 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 689 */ 690 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 691 /** 692 * Whether or not system app permissions should be promoted from install to runtime. 693 */ 694 boolean mPromoteSystemApps; 695 696 @GuardedBy("mPackages") 697 final Settings mSettings; 698 699 /** 700 * Set of package names that are currently "frozen", which means active 701 * surgery is being done on the code/data for that package. The platform 702 * will refuse to launch frozen packages to avoid race conditions. 703 * 704 * @see PackageFreezer 705 */ 706 @GuardedBy("mPackages") 707 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 708 709 final ProtectedPackages mProtectedPackages; 710 711 boolean mFirstBoot; 712 713 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 714 715 // System configuration read by SystemConfig. 716 final int[] mGlobalGids; 717 final SparseArray<ArraySet<String>> mSystemPermissions; 718 @GuardedBy("mAvailableFeatures") 719 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 720 721 // If mac_permissions.xml was found for seinfo labeling. 722 boolean mFoundPolicyFile; 723 724 private final InstantAppRegistry mInstantAppRegistry; 725 726 @GuardedBy("mPackages") 727 int mChangedPackagesSequenceNumber; 728 /** 729 * List of changed [installed, removed or updated] packages. 730 * mapping from user id -> sequence number -> package name 731 */ 732 @GuardedBy("mPackages") 733 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 734 /** 735 * The sequence number of the last change to a package. 736 * mapping from user id -> package name -> sequence number 737 */ 738 @GuardedBy("mPackages") 739 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 740 741 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 742 @Override public boolean hasFeature(String feature) { 743 return PackageManagerService.this.hasSystemFeature(feature, 0); 744 } 745 }; 746 747 public static final class SharedLibraryEntry { 748 public final String path; 749 public final String apk; 750 public final SharedLibraryInfo info; 751 752 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 753 String declaringPackageName, int declaringPackageVersionCode) { 754 path = _path; 755 apk = _apk; 756 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 757 declaringPackageName, declaringPackageVersionCode), null); 758 } 759 } 760 761 // Currently known shared libraries. 762 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 763 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 764 new ArrayMap<>(); 765 766 // All available activities, for your resolving pleasure. 767 final ActivityIntentResolver mActivities = 768 new ActivityIntentResolver(); 769 770 // All available receivers, for your resolving pleasure. 771 final ActivityIntentResolver mReceivers = 772 new ActivityIntentResolver(); 773 774 // All available services, for your resolving pleasure. 775 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 776 777 // All available providers, for your resolving pleasure. 778 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 779 780 // Mapping from provider base names (first directory in content URI codePath) 781 // to the provider information. 782 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 783 new ArrayMap<String, PackageParser.Provider>(); 784 785 // Mapping from instrumentation class names to info about them. 786 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 787 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 788 789 // Mapping from permission names to info about them. 790 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 791 new ArrayMap<String, PackageParser.PermissionGroup>(); 792 793 // Packages whose data we have transfered into another package, thus 794 // should no longer exist. 795 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 796 797 // Broadcast actions that are only available to the system. 798 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 799 800 /** List of packages waiting for verification. */ 801 final SparseArray<PackageVerificationState> mPendingVerification 802 = new SparseArray<PackageVerificationState>(); 803 804 /** Set of packages associated with each app op permission. */ 805 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 806 807 final PackageInstallerService mInstallerService; 808 809 private final PackageDexOptimizer mPackageDexOptimizer; 810 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 811 // is used by other apps). 812 private final DexManager mDexManager; 813 814 private AtomicInteger mNextMoveId = new AtomicInteger(); 815 private final MoveCallbacks mMoveCallbacks; 816 817 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 818 819 // Cache of users who need badging. 820 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 821 822 /** Token for keys in mPendingVerification. */ 823 private int mPendingVerificationToken = 0; 824 825 volatile boolean mSystemReady; 826 volatile boolean mSafeMode; 827 volatile boolean mHasSystemUidErrors; 828 829 ApplicationInfo mAndroidApplication; 830 final ActivityInfo mResolveActivity = new ActivityInfo(); 831 final ResolveInfo mResolveInfo = new ResolveInfo(); 832 ComponentName mResolveComponentName; 833 PackageParser.Package mPlatformPackage; 834 ComponentName mCustomResolverComponentName; 835 836 boolean mResolverReplaced = false; 837 838 private final @Nullable ComponentName mIntentFilterVerifierComponent; 839 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 840 841 private int mIntentFilterVerificationToken = 0; 842 843 /** The service connection to the ephemeral resolver */ 844 final EphemeralResolverConnection mInstantAppResolverConnection; 845 846 /** Component used to install ephemeral applications */ 847 ComponentName mInstantAppInstallerComponent; 848 /** Component used to show resolver settings for Instant Apps */ 849 ComponentName mInstantAppResolverSettingsComponent; 850 ActivityInfo mInstantAppInstallerActivity; 851 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 852 853 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 854 = new SparseArray<IntentFilterVerificationState>(); 855 856 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 857 858 // List of packages names to keep cached, even if they are uninstalled for all users 859 private List<String> mKeepUninstalledPackages; 860 861 private UserManagerInternal mUserManagerInternal; 862 863 private DeviceIdleController.LocalService mDeviceIdleController; 864 865 private File mCacheDir; 866 867 private ArraySet<String> mPrivappPermissionsViolations; 868 869 private Future<?> mPrepareAppDataFuture; 870 871 private static class IFVerificationParams { 872 PackageParser.Package pkg; 873 boolean replacing; 874 int userId; 875 int verifierUid; 876 877 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 878 int _userId, int _verifierUid) { 879 pkg = _pkg; 880 replacing = _replacing; 881 userId = _userId; 882 replacing = _replacing; 883 verifierUid = _verifierUid; 884 } 885 } 886 887 private interface IntentFilterVerifier<T extends IntentFilter> { 888 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 889 T filter, String packageName); 890 void startVerifications(int userId); 891 void receiveVerificationResponse(int verificationId); 892 } 893 894 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 895 private Context mContext; 896 private ComponentName mIntentFilterVerifierComponent; 897 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 898 899 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 900 mContext = context; 901 mIntentFilterVerifierComponent = verifierComponent; 902 } 903 904 private String getDefaultScheme() { 905 return IntentFilter.SCHEME_HTTPS; 906 } 907 908 @Override 909 public void startVerifications(int userId) { 910 // Launch verifications requests 911 int count = mCurrentIntentFilterVerifications.size(); 912 for (int n=0; n<count; n++) { 913 int verificationId = mCurrentIntentFilterVerifications.get(n); 914 final IntentFilterVerificationState ivs = 915 mIntentFilterVerificationStates.get(verificationId); 916 917 String packageName = ivs.getPackageName(); 918 919 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 920 final int filterCount = filters.size(); 921 ArraySet<String> domainsSet = new ArraySet<>(); 922 for (int m=0; m<filterCount; m++) { 923 PackageParser.ActivityIntentInfo filter = filters.get(m); 924 domainsSet.addAll(filter.getHostsList()); 925 } 926 synchronized (mPackages) { 927 if (mSettings.createIntentFilterVerificationIfNeededLPw( 928 packageName, domainsSet) != null) { 929 scheduleWriteSettingsLocked(); 930 } 931 } 932 sendVerificationRequest(userId, verificationId, ivs); 933 } 934 mCurrentIntentFilterVerifications.clear(); 935 } 936 937 private void sendVerificationRequest(int userId, int verificationId, 938 IntentFilterVerificationState ivs) { 939 940 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 941 verificationIntent.putExtra( 942 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 943 verificationId); 944 verificationIntent.putExtra( 945 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 946 getDefaultScheme()); 947 verificationIntent.putExtra( 948 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 949 ivs.getHostsString()); 950 verificationIntent.putExtra( 951 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 952 ivs.getPackageName()); 953 verificationIntent.setComponent(mIntentFilterVerifierComponent); 954 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 955 956 UserHandle user = new UserHandle(userId); 957 mContext.sendBroadcastAsUser(verificationIntent, user); 958 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 959 "Sending IntentFilter verification broadcast"); 960 } 961 962 public void receiveVerificationResponse(int verificationId) { 963 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 964 965 final boolean verified = ivs.isVerified(); 966 967 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 968 final int count = filters.size(); 969 if (DEBUG_DOMAIN_VERIFICATION) { 970 Slog.i(TAG, "Received verification response " + verificationId 971 + " for " + count + " filters, verified=" + verified); 972 } 973 for (int n=0; n<count; n++) { 974 PackageParser.ActivityIntentInfo filter = filters.get(n); 975 filter.setVerified(verified); 976 977 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 978 + " verified with result:" + verified + " and hosts:" 979 + ivs.getHostsString()); 980 } 981 982 mIntentFilterVerificationStates.remove(verificationId); 983 984 final String packageName = ivs.getPackageName(); 985 IntentFilterVerificationInfo ivi = null; 986 987 synchronized (mPackages) { 988 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 989 } 990 if (ivi == null) { 991 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 992 + verificationId + " packageName:" + packageName); 993 return; 994 } 995 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 996 "Updating IntentFilterVerificationInfo for package " + packageName 997 +" verificationId:" + verificationId); 998 999 synchronized (mPackages) { 1000 if (verified) { 1001 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1002 } else { 1003 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1004 } 1005 scheduleWriteSettingsLocked(); 1006 1007 final int userId = ivs.getUserId(); 1008 if (userId != UserHandle.USER_ALL) { 1009 final int userStatus = 1010 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1011 1012 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1013 boolean needUpdate = false; 1014 1015 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1016 // already been set by the User thru the Disambiguation dialog 1017 switch (userStatus) { 1018 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1019 if (verified) { 1020 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1021 } else { 1022 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1023 } 1024 needUpdate = true; 1025 break; 1026 1027 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1028 if (verified) { 1029 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1030 needUpdate = true; 1031 } 1032 break; 1033 1034 default: 1035 // Nothing to do 1036 } 1037 1038 if (needUpdate) { 1039 mSettings.updateIntentFilterVerificationStatusLPw( 1040 packageName, updatedStatus, userId); 1041 scheduleWritePackageRestrictionsLocked(userId); 1042 } 1043 } 1044 } 1045 } 1046 1047 @Override 1048 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1049 ActivityIntentInfo filter, String packageName) { 1050 if (!hasValidDomains(filter)) { 1051 return false; 1052 } 1053 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1054 if (ivs == null) { 1055 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1056 packageName); 1057 } 1058 if (DEBUG_DOMAIN_VERIFICATION) { 1059 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1060 } 1061 ivs.addFilter(filter); 1062 return true; 1063 } 1064 1065 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1066 int userId, int verificationId, String packageName) { 1067 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1068 verifierUid, userId, packageName); 1069 ivs.setPendingState(); 1070 synchronized (mPackages) { 1071 mIntentFilterVerificationStates.append(verificationId, ivs); 1072 mCurrentIntentFilterVerifications.add(verificationId); 1073 } 1074 return ivs; 1075 } 1076 } 1077 1078 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1079 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1080 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1081 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1082 } 1083 1084 // Set of pending broadcasts for aggregating enable/disable of components. 1085 static class PendingPackageBroadcasts { 1086 // for each user id, a map of <package name -> components within that package> 1087 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1088 1089 public PendingPackageBroadcasts() { 1090 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1091 } 1092 1093 public ArrayList<String> get(int userId, String packageName) { 1094 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1095 return packages.get(packageName); 1096 } 1097 1098 public void put(int userId, String packageName, ArrayList<String> components) { 1099 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1100 packages.put(packageName, components); 1101 } 1102 1103 public void remove(int userId, String packageName) { 1104 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1105 if (packages != null) { 1106 packages.remove(packageName); 1107 } 1108 } 1109 1110 public void remove(int userId) { 1111 mUidMap.remove(userId); 1112 } 1113 1114 public int userIdCount() { 1115 return mUidMap.size(); 1116 } 1117 1118 public int userIdAt(int n) { 1119 return mUidMap.keyAt(n); 1120 } 1121 1122 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1123 return mUidMap.get(userId); 1124 } 1125 1126 public int size() { 1127 // total number of pending broadcast entries across all userIds 1128 int num = 0; 1129 for (int i = 0; i< mUidMap.size(); i++) { 1130 num += mUidMap.valueAt(i).size(); 1131 } 1132 return num; 1133 } 1134 1135 public void clear() { 1136 mUidMap.clear(); 1137 } 1138 1139 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1140 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1141 if (map == null) { 1142 map = new ArrayMap<String, ArrayList<String>>(); 1143 mUidMap.put(userId, map); 1144 } 1145 return map; 1146 } 1147 } 1148 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1149 1150 // Service Connection to remote media container service to copy 1151 // package uri's from external media onto secure containers 1152 // or internal storage. 1153 private IMediaContainerService mContainerService = null; 1154 1155 static final int SEND_PENDING_BROADCAST = 1; 1156 static final int MCS_BOUND = 3; 1157 static final int END_COPY = 4; 1158 static final int INIT_COPY = 5; 1159 static final int MCS_UNBIND = 6; 1160 static final int START_CLEANING_PACKAGE = 7; 1161 static final int FIND_INSTALL_LOC = 8; 1162 static final int POST_INSTALL = 9; 1163 static final int MCS_RECONNECT = 10; 1164 static final int MCS_GIVE_UP = 11; 1165 static final int UPDATED_MEDIA_STATUS = 12; 1166 static final int WRITE_SETTINGS = 13; 1167 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1168 static final int PACKAGE_VERIFIED = 15; 1169 static final int CHECK_PENDING_VERIFICATION = 16; 1170 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1171 static final int INTENT_FILTER_VERIFIED = 18; 1172 static final int WRITE_PACKAGE_LIST = 19; 1173 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1174 1175 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1176 1177 // Delay time in millisecs 1178 static final int BROADCAST_DELAY = 10 * 1000; 1179 1180 static UserManagerService sUserManager; 1181 1182 // Stores a list of users whose package restrictions file needs to be updated 1183 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1184 1185 final private DefaultContainerConnection mDefContainerConn = 1186 new DefaultContainerConnection(); 1187 class DefaultContainerConnection implements ServiceConnection { 1188 public void onServiceConnected(ComponentName name, IBinder service) { 1189 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1190 final IMediaContainerService imcs = IMediaContainerService.Stub 1191 .asInterface(Binder.allowBlocking(service)); 1192 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1193 } 1194 1195 public void onServiceDisconnected(ComponentName name) { 1196 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1197 } 1198 } 1199 1200 // Recordkeeping of restore-after-install operations that are currently in flight 1201 // between the Package Manager and the Backup Manager 1202 static class PostInstallData { 1203 public InstallArgs args; 1204 public PackageInstalledInfo res; 1205 1206 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1207 args = _a; 1208 res = _r; 1209 } 1210 } 1211 1212 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1213 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1214 1215 // XML tags for backup/restore of various bits of state 1216 private static final String TAG_PREFERRED_BACKUP = "pa"; 1217 private static final String TAG_DEFAULT_APPS = "da"; 1218 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1219 1220 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1221 private static final String TAG_ALL_GRANTS = "rt-grants"; 1222 private static final String TAG_GRANT = "grant"; 1223 private static final String ATTR_PACKAGE_NAME = "pkg"; 1224 1225 private static final String TAG_PERMISSION = "perm"; 1226 private static final String ATTR_PERMISSION_NAME = "name"; 1227 private static final String ATTR_IS_GRANTED = "g"; 1228 private static final String ATTR_USER_SET = "set"; 1229 private static final String ATTR_USER_FIXED = "fixed"; 1230 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1231 1232 // System/policy permission grants are not backed up 1233 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1234 FLAG_PERMISSION_POLICY_FIXED 1235 | FLAG_PERMISSION_SYSTEM_FIXED 1236 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1237 1238 // And we back up these user-adjusted states 1239 private static final int USER_RUNTIME_GRANT_MASK = 1240 FLAG_PERMISSION_USER_SET 1241 | FLAG_PERMISSION_USER_FIXED 1242 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1243 1244 final @Nullable String mRequiredVerifierPackage; 1245 final @NonNull String mRequiredInstallerPackage; 1246 final @NonNull String mRequiredUninstallerPackage; 1247 final @Nullable String mSetupWizardPackage; 1248 final @Nullable String mStorageManagerPackage; 1249 final @NonNull String mServicesSystemSharedLibraryPackageName; 1250 final @NonNull String mSharedSystemSharedLibraryPackageName; 1251 1252 final boolean mPermissionReviewRequired; 1253 1254 private final PackageUsage mPackageUsage = new PackageUsage(); 1255 private final CompilerStats mCompilerStats = new CompilerStats(); 1256 1257 class PackageHandler extends Handler { 1258 private boolean mBound = false; 1259 final ArrayList<HandlerParams> mPendingInstalls = 1260 new ArrayList<HandlerParams>(); 1261 1262 private boolean connectToService() { 1263 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1264 " DefaultContainerService"); 1265 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1266 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1267 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1268 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1269 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1270 mBound = true; 1271 return true; 1272 } 1273 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1274 return false; 1275 } 1276 1277 private void disconnectService() { 1278 mContainerService = null; 1279 mBound = false; 1280 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1281 mContext.unbindService(mDefContainerConn); 1282 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1283 } 1284 1285 PackageHandler(Looper looper) { 1286 super(looper); 1287 } 1288 1289 public void handleMessage(Message msg) { 1290 try { 1291 doHandleMessage(msg); 1292 } finally { 1293 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1294 } 1295 } 1296 1297 void doHandleMessage(Message msg) { 1298 switch (msg.what) { 1299 case INIT_COPY: { 1300 HandlerParams params = (HandlerParams) msg.obj; 1301 int idx = mPendingInstalls.size(); 1302 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1303 // If a bind was already initiated we dont really 1304 // need to do anything. The pending install 1305 // will be processed later on. 1306 if (!mBound) { 1307 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1308 System.identityHashCode(mHandler)); 1309 // If this is the only one pending we might 1310 // have to bind to the service again. 1311 if (!connectToService()) { 1312 Slog.e(TAG, "Failed to bind to media container service"); 1313 params.serviceError(); 1314 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1315 System.identityHashCode(mHandler)); 1316 if (params.traceMethod != null) { 1317 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1318 params.traceCookie); 1319 } 1320 return; 1321 } else { 1322 // Once we bind to the service, the first 1323 // pending request will be processed. 1324 mPendingInstalls.add(idx, params); 1325 } 1326 } else { 1327 mPendingInstalls.add(idx, params); 1328 // Already bound to the service. Just make 1329 // sure we trigger off processing the first request. 1330 if (idx == 0) { 1331 mHandler.sendEmptyMessage(MCS_BOUND); 1332 } 1333 } 1334 break; 1335 } 1336 case MCS_BOUND: { 1337 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1338 if (msg.obj != null) { 1339 mContainerService = (IMediaContainerService) msg.obj; 1340 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1341 System.identityHashCode(mHandler)); 1342 } 1343 if (mContainerService == null) { 1344 if (!mBound) { 1345 // Something seriously wrong since we are not bound and we are not 1346 // waiting for connection. Bail out. 1347 Slog.e(TAG, "Cannot bind to media container service"); 1348 for (HandlerParams params : mPendingInstalls) { 1349 // Indicate service bind error 1350 params.serviceError(); 1351 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1352 System.identityHashCode(params)); 1353 if (params.traceMethod != null) { 1354 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1355 params.traceMethod, params.traceCookie); 1356 } 1357 return; 1358 } 1359 mPendingInstalls.clear(); 1360 } else { 1361 Slog.w(TAG, "Waiting to connect to media container service"); 1362 } 1363 } else if (mPendingInstalls.size() > 0) { 1364 HandlerParams params = mPendingInstalls.get(0); 1365 if (params != null) { 1366 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1367 System.identityHashCode(params)); 1368 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1369 if (params.startCopy()) { 1370 // We are done... look for more work or to 1371 // go idle. 1372 if (DEBUG_SD_INSTALL) Log.i(TAG, 1373 "Checking for more work or unbind..."); 1374 // Delete pending install 1375 if (mPendingInstalls.size() > 0) { 1376 mPendingInstalls.remove(0); 1377 } 1378 if (mPendingInstalls.size() == 0) { 1379 if (mBound) { 1380 if (DEBUG_SD_INSTALL) Log.i(TAG, 1381 "Posting delayed MCS_UNBIND"); 1382 removeMessages(MCS_UNBIND); 1383 Message ubmsg = obtainMessage(MCS_UNBIND); 1384 // Unbind after a little delay, to avoid 1385 // continual thrashing. 1386 sendMessageDelayed(ubmsg, 10000); 1387 } 1388 } else { 1389 // There are more pending requests in queue. 1390 // Just post MCS_BOUND message to trigger processing 1391 // of next pending install. 1392 if (DEBUG_SD_INSTALL) Log.i(TAG, 1393 "Posting MCS_BOUND for next work"); 1394 mHandler.sendEmptyMessage(MCS_BOUND); 1395 } 1396 } 1397 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1398 } 1399 } else { 1400 // Should never happen ideally. 1401 Slog.w(TAG, "Empty queue"); 1402 } 1403 break; 1404 } 1405 case MCS_RECONNECT: { 1406 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1407 if (mPendingInstalls.size() > 0) { 1408 if (mBound) { 1409 disconnectService(); 1410 } 1411 if (!connectToService()) { 1412 Slog.e(TAG, "Failed to bind to media container service"); 1413 for (HandlerParams params : mPendingInstalls) { 1414 // Indicate service bind error 1415 params.serviceError(); 1416 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1417 System.identityHashCode(params)); 1418 } 1419 mPendingInstalls.clear(); 1420 } 1421 } 1422 break; 1423 } 1424 case MCS_UNBIND: { 1425 // If there is no actual work left, then time to unbind. 1426 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1427 1428 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1429 if (mBound) { 1430 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1431 1432 disconnectService(); 1433 } 1434 } else if (mPendingInstalls.size() > 0) { 1435 // There are more pending requests in queue. 1436 // Just post MCS_BOUND message to trigger processing 1437 // of next pending install. 1438 mHandler.sendEmptyMessage(MCS_BOUND); 1439 } 1440 1441 break; 1442 } 1443 case MCS_GIVE_UP: { 1444 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1445 HandlerParams params = mPendingInstalls.remove(0); 1446 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1447 System.identityHashCode(params)); 1448 break; 1449 } 1450 case SEND_PENDING_BROADCAST: { 1451 String packages[]; 1452 ArrayList<String> components[]; 1453 int size = 0; 1454 int uids[]; 1455 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1456 synchronized (mPackages) { 1457 if (mPendingBroadcasts == null) { 1458 return; 1459 } 1460 size = mPendingBroadcasts.size(); 1461 if (size <= 0) { 1462 // Nothing to be done. Just return 1463 return; 1464 } 1465 packages = new String[size]; 1466 components = new ArrayList[size]; 1467 uids = new int[size]; 1468 int i = 0; // filling out the above arrays 1469 1470 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1471 int packageUserId = mPendingBroadcasts.userIdAt(n); 1472 Iterator<Map.Entry<String, ArrayList<String>>> it 1473 = mPendingBroadcasts.packagesForUserId(packageUserId) 1474 .entrySet().iterator(); 1475 while (it.hasNext() && i < size) { 1476 Map.Entry<String, ArrayList<String>> ent = it.next(); 1477 packages[i] = ent.getKey(); 1478 components[i] = ent.getValue(); 1479 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1480 uids[i] = (ps != null) 1481 ? UserHandle.getUid(packageUserId, ps.appId) 1482 : -1; 1483 i++; 1484 } 1485 } 1486 size = i; 1487 mPendingBroadcasts.clear(); 1488 } 1489 // Send broadcasts 1490 for (int i = 0; i < size; i++) { 1491 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 break; 1495 } 1496 case START_CLEANING_PACKAGE: { 1497 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1498 final String packageName = (String)msg.obj; 1499 final int userId = msg.arg1; 1500 final boolean andCode = msg.arg2 != 0; 1501 synchronized (mPackages) { 1502 if (userId == UserHandle.USER_ALL) { 1503 int[] users = sUserManager.getUserIds(); 1504 for (int user : users) { 1505 mSettings.addPackageToCleanLPw( 1506 new PackageCleanItem(user, packageName, andCode)); 1507 } 1508 } else { 1509 mSettings.addPackageToCleanLPw( 1510 new PackageCleanItem(userId, packageName, andCode)); 1511 } 1512 } 1513 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1514 startCleaningPackages(); 1515 } break; 1516 case POST_INSTALL: { 1517 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1518 1519 PostInstallData data = mRunningInstalls.get(msg.arg1); 1520 final boolean didRestore = (msg.arg2 != 0); 1521 mRunningInstalls.delete(msg.arg1); 1522 1523 if (data != null) { 1524 InstallArgs args = data.args; 1525 PackageInstalledInfo parentRes = data.res; 1526 1527 final boolean grantPermissions = (args.installFlags 1528 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1529 final boolean killApp = (args.installFlags 1530 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1531 final String[] grantedPermissions = args.installGrantPermissions; 1532 1533 // Handle the parent package 1534 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1535 grantedPermissions, didRestore, args.installerPackageName, 1536 args.observer); 1537 1538 // Handle the child packages 1539 final int childCount = (parentRes.addedChildPackages != null) 1540 ? parentRes.addedChildPackages.size() : 0; 1541 for (int i = 0; i < childCount; i++) { 1542 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1543 handlePackagePostInstall(childRes, grantPermissions, killApp, 1544 grantedPermissions, false, args.installerPackageName, 1545 args.observer); 1546 } 1547 1548 // Log tracing if needed 1549 if (args.traceMethod != null) { 1550 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1551 args.traceCookie); 1552 } 1553 } else { 1554 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1555 } 1556 1557 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1558 } break; 1559 case UPDATED_MEDIA_STATUS: { 1560 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1561 boolean reportStatus = msg.arg1 == 1; 1562 boolean doGc = msg.arg2 == 1; 1563 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1564 if (doGc) { 1565 // Force a gc to clear up stale containers. 1566 Runtime.getRuntime().gc(); 1567 } 1568 if (msg.obj != null) { 1569 @SuppressWarnings("unchecked") 1570 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1571 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1572 // Unload containers 1573 unloadAllContainers(args); 1574 } 1575 if (reportStatus) { 1576 try { 1577 if (DEBUG_SD_INSTALL) Log.i(TAG, 1578 "Invoking StorageManagerService call back"); 1579 PackageHelper.getStorageManager().finishMediaUpdate(); 1580 } catch (RemoteException e) { 1581 Log.e(TAG, "StorageManagerService not running?"); 1582 } 1583 } 1584 } break; 1585 case WRITE_SETTINGS: { 1586 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1587 synchronized (mPackages) { 1588 removeMessages(WRITE_SETTINGS); 1589 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1590 mSettings.writeLPr(); 1591 mDirtyUsers.clear(); 1592 } 1593 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1594 } break; 1595 case WRITE_PACKAGE_RESTRICTIONS: { 1596 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1597 synchronized (mPackages) { 1598 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1599 for (int userId : mDirtyUsers) { 1600 mSettings.writePackageRestrictionsLPr(userId); 1601 } 1602 mDirtyUsers.clear(); 1603 } 1604 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1605 } break; 1606 case WRITE_PACKAGE_LIST: { 1607 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1608 synchronized (mPackages) { 1609 removeMessages(WRITE_PACKAGE_LIST); 1610 mSettings.writePackageListLPr(msg.arg1); 1611 } 1612 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1613 } break; 1614 case CHECK_PENDING_VERIFICATION: { 1615 final int verificationId = msg.arg1; 1616 final PackageVerificationState state = mPendingVerification.get(verificationId); 1617 1618 if ((state != null) && !state.timeoutExtended()) { 1619 final InstallArgs args = state.getInstallArgs(); 1620 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1621 1622 Slog.i(TAG, "Verification timed out for " + originUri); 1623 mPendingVerification.remove(verificationId); 1624 1625 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1626 1627 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1628 Slog.i(TAG, "Continuing with installation of " + originUri); 1629 state.setVerifierResponse(Binder.getCallingUid(), 1630 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1631 broadcastPackageVerified(verificationId, originUri, 1632 PackageManager.VERIFICATION_ALLOW, 1633 state.getInstallArgs().getUser()); 1634 try { 1635 ret = args.copyApk(mContainerService, true); 1636 } catch (RemoteException e) { 1637 Slog.e(TAG, "Could not contact the ContainerService"); 1638 } 1639 } else { 1640 broadcastPackageVerified(verificationId, originUri, 1641 PackageManager.VERIFICATION_REJECT, 1642 state.getInstallArgs().getUser()); 1643 } 1644 1645 Trace.asyncTraceEnd( 1646 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1647 1648 processPendingInstall(args, ret); 1649 mHandler.sendEmptyMessage(MCS_UNBIND); 1650 } 1651 break; 1652 } 1653 case PACKAGE_VERIFIED: { 1654 final int verificationId = msg.arg1; 1655 1656 final PackageVerificationState state = mPendingVerification.get(verificationId); 1657 if (state == null) { 1658 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1659 break; 1660 } 1661 1662 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1663 1664 state.setVerifierResponse(response.callerUid, response.code); 1665 1666 if (state.isVerificationComplete()) { 1667 mPendingVerification.remove(verificationId); 1668 1669 final InstallArgs args = state.getInstallArgs(); 1670 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1671 1672 int ret; 1673 if (state.isInstallAllowed()) { 1674 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1675 broadcastPackageVerified(verificationId, originUri, 1676 response.code, state.getInstallArgs().getUser()); 1677 try { 1678 ret = args.copyApk(mContainerService, true); 1679 } catch (RemoteException e) { 1680 Slog.e(TAG, "Could not contact the ContainerService"); 1681 } 1682 } else { 1683 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1684 } 1685 1686 Trace.asyncTraceEnd( 1687 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1688 1689 processPendingInstall(args, ret); 1690 mHandler.sendEmptyMessage(MCS_UNBIND); 1691 } 1692 1693 break; 1694 } 1695 case START_INTENT_FILTER_VERIFICATIONS: { 1696 IFVerificationParams params = (IFVerificationParams) msg.obj; 1697 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1698 params.replacing, params.pkg); 1699 break; 1700 } 1701 case INTENT_FILTER_VERIFIED: { 1702 final int verificationId = msg.arg1; 1703 1704 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1705 verificationId); 1706 if (state == null) { 1707 Slog.w(TAG, "Invalid IntentFilter verification token " 1708 + verificationId + " received"); 1709 break; 1710 } 1711 1712 final int userId = state.getUserId(); 1713 1714 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1715 "Processing IntentFilter verification with token:" 1716 + verificationId + " and userId:" + userId); 1717 1718 final IntentFilterVerificationResponse response = 1719 (IntentFilterVerificationResponse) msg.obj; 1720 1721 state.setVerifierResponse(response.callerUid, response.code); 1722 1723 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1724 "IntentFilter verification with token:" + verificationId 1725 + " and userId:" + userId 1726 + " is settings verifier response with response code:" 1727 + response.code); 1728 1729 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1730 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1731 + response.getFailedDomainsString()); 1732 } 1733 1734 if (state.isVerificationComplete()) { 1735 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1736 } else { 1737 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1738 "IntentFilter verification with token:" + verificationId 1739 + " was not said to be complete"); 1740 } 1741 1742 break; 1743 } 1744 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1745 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1746 mInstantAppResolverConnection, 1747 (InstantAppRequest) msg.obj, 1748 mInstantAppInstallerActivity, 1749 mHandler); 1750 } 1751 } 1752 } 1753 } 1754 1755 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1756 boolean killApp, String[] grantedPermissions, 1757 boolean launchedForRestore, String installerPackage, 1758 IPackageInstallObserver2 installObserver) { 1759 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1760 // Send the removed broadcasts 1761 if (res.removedInfo != null) { 1762 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1763 } 1764 1765 // Now that we successfully installed the package, grant runtime 1766 // permissions if requested before broadcasting the install. Also 1767 // for legacy apps in permission review mode we clear the permission 1768 // review flag which is used to emulate runtime permissions for 1769 // legacy apps. 1770 if (grantPermissions) { 1771 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1772 } 1773 1774 final boolean update = res.removedInfo != null 1775 && res.removedInfo.removedPackage != null; 1776 1777 // If this is the first time we have child packages for a disabled privileged 1778 // app that had no children, we grant requested runtime permissions to the new 1779 // children if the parent on the system image had them already granted. 1780 if (res.pkg.parentPackage != null) { 1781 synchronized (mPackages) { 1782 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1783 } 1784 } 1785 1786 synchronized (mPackages) { 1787 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1788 } 1789 1790 final String packageName = res.pkg.applicationInfo.packageName; 1791 1792 // Determine the set of users who are adding this package for 1793 // the first time vs. those who are seeing an update. 1794 int[] firstUsers = EMPTY_INT_ARRAY; 1795 int[] updateUsers = EMPTY_INT_ARRAY; 1796 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1797 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1798 for (int newUser : res.newUsers) { 1799 if (ps.getInstantApp(newUser)) { 1800 continue; 1801 } 1802 if (allNewUsers) { 1803 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1804 continue; 1805 } 1806 boolean isNew = true; 1807 for (int origUser : res.origUsers) { 1808 if (origUser == newUser) { 1809 isNew = false; 1810 break; 1811 } 1812 } 1813 if (isNew) { 1814 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1815 } else { 1816 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1817 } 1818 } 1819 1820 // Send installed broadcasts if the package is not a static shared lib. 1821 if (res.pkg.staticSharedLibName == null) { 1822 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1823 1824 // Send added for users that see the package for the first time 1825 // sendPackageAddedForNewUsers also deals with system apps 1826 int appId = UserHandle.getAppId(res.uid); 1827 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1828 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1829 1830 // Send added for users that don't see the package for the first time 1831 Bundle extras = new Bundle(1); 1832 extras.putInt(Intent.EXTRA_UID, res.uid); 1833 if (update) { 1834 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1835 } 1836 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1837 extras, 0 /*flags*/, null /*targetPackage*/, 1838 null /*finishedReceiver*/, updateUsers); 1839 1840 // Send replaced for users that don't see the package for the first time 1841 if (update) { 1842 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1843 packageName, extras, 0 /*flags*/, 1844 null /*targetPackage*/, null /*finishedReceiver*/, 1845 updateUsers); 1846 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1847 null /*package*/, null /*extras*/, 0 /*flags*/, 1848 packageName /*targetPackage*/, 1849 null /*finishedReceiver*/, updateUsers); 1850 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1851 // First-install and we did a restore, so we're responsible for the 1852 // first-launch broadcast. 1853 if (DEBUG_BACKUP) { 1854 Slog.i(TAG, "Post-restore of " + packageName 1855 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1856 } 1857 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1858 } 1859 1860 // Send broadcast package appeared if forward locked/external for all users 1861 // treat asec-hosted packages like removable media on upgrade 1862 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1863 if (DEBUG_INSTALL) { 1864 Slog.i(TAG, "upgrading pkg " + res.pkg 1865 + " is ASEC-hosted -> AVAILABLE"); 1866 } 1867 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1868 ArrayList<String> pkgList = new ArrayList<>(1); 1869 pkgList.add(packageName); 1870 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1871 } 1872 } 1873 1874 // Work that needs to happen on first install within each user 1875 if (firstUsers != null && firstUsers.length > 0) { 1876 synchronized (mPackages) { 1877 for (int userId : firstUsers) { 1878 // If this app is a browser and it's newly-installed for some 1879 // users, clear any default-browser state in those users. The 1880 // app's nature doesn't depend on the user, so we can just check 1881 // its browser nature in any user and generalize. 1882 if (packageIsBrowser(packageName, userId)) { 1883 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1884 } 1885 1886 // We may also need to apply pending (restored) runtime 1887 // permission grants within these users. 1888 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1889 } 1890 } 1891 } 1892 1893 // Log current value of "unknown sources" setting 1894 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1895 getUnknownSourcesSettings()); 1896 1897 // Force a gc to clear up things 1898 Runtime.getRuntime().gc(); 1899 1900 // Remove the replaced package's older resources safely now 1901 // We delete after a gc for applications on sdcard. 1902 if (res.removedInfo != null && res.removedInfo.args != null) { 1903 synchronized (mInstallLock) { 1904 res.removedInfo.args.doPostDeleteLI(true); 1905 } 1906 } 1907 1908 // Notify DexManager that the package was installed for new users. 1909 // The updated users should already be indexed and the package code paths 1910 // should not change. 1911 // Don't notify the manager for ephemeral apps as they are not expected to 1912 // survive long enough to benefit of background optimizations. 1913 for (int userId : firstUsers) { 1914 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1915 mDexManager.notifyPackageInstalled(info, userId); 1916 } 1917 } 1918 1919 // If someone is watching installs - notify them 1920 if (installObserver != null) { 1921 try { 1922 Bundle extras = extrasForInstallResult(res); 1923 installObserver.onPackageInstalled(res.name, res.returnCode, 1924 res.returnMsg, extras); 1925 } catch (RemoteException e) { 1926 Slog.i(TAG, "Observer no longer exists."); 1927 } 1928 } 1929 } 1930 1931 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1932 PackageParser.Package pkg) { 1933 if (pkg.parentPackage == null) { 1934 return; 1935 } 1936 if (pkg.requestedPermissions == null) { 1937 return; 1938 } 1939 final PackageSetting disabledSysParentPs = mSettings 1940 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1941 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1942 || !disabledSysParentPs.isPrivileged() 1943 || (disabledSysParentPs.childPackageNames != null 1944 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1945 return; 1946 } 1947 final int[] allUserIds = sUserManager.getUserIds(); 1948 final int permCount = pkg.requestedPermissions.size(); 1949 for (int i = 0; i < permCount; i++) { 1950 String permission = pkg.requestedPermissions.get(i); 1951 BasePermission bp = mSettings.mPermissions.get(permission); 1952 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1953 continue; 1954 } 1955 for (int userId : allUserIds) { 1956 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1957 permission, userId)) { 1958 grantRuntimePermission(pkg.packageName, permission, userId); 1959 } 1960 } 1961 } 1962 } 1963 1964 private StorageEventListener mStorageListener = new StorageEventListener() { 1965 @Override 1966 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1967 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1968 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1969 final String volumeUuid = vol.getFsUuid(); 1970 1971 // Clean up any users or apps that were removed or recreated 1972 // while this volume was missing 1973 sUserManager.reconcileUsers(volumeUuid); 1974 reconcileApps(volumeUuid); 1975 1976 // Clean up any install sessions that expired or were 1977 // cancelled while this volume was missing 1978 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1979 1980 loadPrivatePackages(vol); 1981 1982 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1983 unloadPrivatePackages(vol); 1984 } 1985 } 1986 1987 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1988 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1989 updateExternalMediaStatus(true, false); 1990 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1991 updateExternalMediaStatus(false, false); 1992 } 1993 } 1994 } 1995 1996 @Override 1997 public void onVolumeForgotten(String fsUuid) { 1998 if (TextUtils.isEmpty(fsUuid)) { 1999 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2000 return; 2001 } 2002 2003 // Remove any apps installed on the forgotten volume 2004 synchronized (mPackages) { 2005 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2006 for (PackageSetting ps : packages) { 2007 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2008 deletePackageVersioned(new VersionedPackage(ps.name, 2009 PackageManager.VERSION_CODE_HIGHEST), 2010 new LegacyPackageDeleteObserver(null).getBinder(), 2011 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2012 // Try very hard to release any references to this package 2013 // so we don't risk the system server being killed due to 2014 // open FDs 2015 AttributeCache.instance().removePackage(ps.name); 2016 } 2017 2018 mSettings.onVolumeForgotten(fsUuid); 2019 mSettings.writeLPr(); 2020 } 2021 } 2022 }; 2023 2024 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2025 String[] grantedPermissions) { 2026 for (int userId : userIds) { 2027 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2028 } 2029 } 2030 2031 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2032 String[] grantedPermissions) { 2033 SettingBase sb = (SettingBase) pkg.mExtras; 2034 if (sb == null) { 2035 return; 2036 } 2037 2038 PermissionsState permissionsState = sb.getPermissionsState(); 2039 2040 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2041 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2042 2043 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2044 >= Build.VERSION_CODES.M; 2045 2046 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2047 2048 for (String permission : pkg.requestedPermissions) { 2049 final BasePermission bp; 2050 synchronized (mPackages) { 2051 bp = mSettings.mPermissions.get(permission); 2052 } 2053 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2054 && (!instantApp || bp.isInstant()) 2055 && (supportsRuntimePermissions || !bp.isRuntimeOnly()) 2056 && (grantedPermissions == null 2057 || ArrayUtils.contains(grantedPermissions, permission))) { 2058 final int flags = permissionsState.getPermissionFlags(permission, userId); 2059 if (supportsRuntimePermissions) { 2060 // Installer cannot change immutable permissions. 2061 if ((flags & immutableFlags) == 0) { 2062 grantRuntimePermission(pkg.packageName, permission, userId); 2063 } 2064 } else if (mPermissionReviewRequired) { 2065 // In permission review mode we clear the review flag when we 2066 // are asked to install the app with all permissions granted. 2067 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2068 updatePermissionFlags(permission, pkg.packageName, 2069 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2070 } 2071 } 2072 } 2073 } 2074 } 2075 2076 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2077 Bundle extras = null; 2078 switch (res.returnCode) { 2079 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2080 extras = new Bundle(); 2081 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2082 res.origPermission); 2083 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2084 res.origPackage); 2085 break; 2086 } 2087 case PackageManager.INSTALL_SUCCEEDED: { 2088 extras = new Bundle(); 2089 extras.putBoolean(Intent.EXTRA_REPLACING, 2090 res.removedInfo != null && res.removedInfo.removedPackage != null); 2091 break; 2092 } 2093 } 2094 return extras; 2095 } 2096 2097 void scheduleWriteSettingsLocked() { 2098 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2099 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2100 } 2101 } 2102 2103 void scheduleWritePackageListLocked(int userId) { 2104 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2105 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2106 msg.arg1 = userId; 2107 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2108 } 2109 } 2110 2111 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2112 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2113 scheduleWritePackageRestrictionsLocked(userId); 2114 } 2115 2116 void scheduleWritePackageRestrictionsLocked(int userId) { 2117 final int[] userIds = (userId == UserHandle.USER_ALL) 2118 ? sUserManager.getUserIds() : new int[]{userId}; 2119 for (int nextUserId : userIds) { 2120 if (!sUserManager.exists(nextUserId)) return; 2121 mDirtyUsers.add(nextUserId); 2122 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2123 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2124 } 2125 } 2126 } 2127 2128 public static PackageManagerService main(Context context, Installer installer, 2129 boolean factoryTest, boolean onlyCore) { 2130 // Self-check for initial settings. 2131 PackageManagerServiceCompilerMapping.checkProperties(); 2132 2133 PackageManagerService m = new PackageManagerService(context, installer, 2134 factoryTest, onlyCore); 2135 m.enableSystemUserPackages(); 2136 ServiceManager.addService("package", m); 2137 return m; 2138 } 2139 2140 private void enableSystemUserPackages() { 2141 if (!UserManager.isSplitSystemUser()) { 2142 return; 2143 } 2144 // For system user, enable apps based on the following conditions: 2145 // - app is whitelisted or belong to one of these groups: 2146 // -- system app which has no launcher icons 2147 // -- system app which has INTERACT_ACROSS_USERS permission 2148 // -- system IME app 2149 // - app is not in the blacklist 2150 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2151 Set<String> enableApps = new ArraySet<>(); 2152 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2153 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2154 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2155 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2156 enableApps.addAll(wlApps); 2157 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2158 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2159 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2160 enableApps.removeAll(blApps); 2161 Log.i(TAG, "Applications installed for system user: " + enableApps); 2162 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2163 UserHandle.SYSTEM); 2164 final int allAppsSize = allAps.size(); 2165 synchronized (mPackages) { 2166 for (int i = 0; i < allAppsSize; i++) { 2167 String pName = allAps.get(i); 2168 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2169 // Should not happen, but we shouldn't be failing if it does 2170 if (pkgSetting == null) { 2171 continue; 2172 } 2173 boolean install = enableApps.contains(pName); 2174 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2175 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2176 + " for system user"); 2177 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2178 } 2179 } 2180 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2181 } 2182 } 2183 2184 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2185 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2186 Context.DISPLAY_SERVICE); 2187 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2188 } 2189 2190 /** 2191 * Requests that files preopted on a secondary system partition be copied to the data partition 2192 * if possible. Note that the actual copying of the files is accomplished by init for security 2193 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2194 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2195 */ 2196 private static void requestCopyPreoptedFiles() { 2197 final int WAIT_TIME_MS = 100; 2198 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2199 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2200 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2201 // We will wait for up to 100 seconds. 2202 final long timeStart = SystemClock.uptimeMillis(); 2203 final long timeEnd = timeStart + 100 * 1000; 2204 long timeNow = timeStart; 2205 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2206 try { 2207 Thread.sleep(WAIT_TIME_MS); 2208 } catch (InterruptedException e) { 2209 // Do nothing 2210 } 2211 timeNow = SystemClock.uptimeMillis(); 2212 if (timeNow > timeEnd) { 2213 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2214 Slog.wtf(TAG, "cppreopt did not finish!"); 2215 break; 2216 } 2217 } 2218 2219 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2220 } 2221 } 2222 2223 public PackageManagerService(Context context, Installer installer, 2224 boolean factoryTest, boolean onlyCore) { 2225 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2226 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2227 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2228 SystemClock.uptimeMillis()); 2229 2230 if (mSdkVersion <= 0) { 2231 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2232 } 2233 2234 mContext = context; 2235 2236 mPermissionReviewRequired = context.getResources().getBoolean( 2237 R.bool.config_permissionReviewRequired); 2238 2239 mFactoryTest = factoryTest; 2240 mOnlyCore = onlyCore; 2241 mMetrics = new DisplayMetrics(); 2242 mSettings = new Settings(mPackages); 2243 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2244 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2245 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2246 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2247 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2248 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2249 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2250 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2251 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2252 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2253 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2254 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2255 2256 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2257 if (separateProcesses != null && separateProcesses.length() > 0) { 2258 if ("*".equals(separateProcesses)) { 2259 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2260 mSeparateProcesses = null; 2261 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2262 } else { 2263 mDefParseFlags = 0; 2264 mSeparateProcesses = separateProcesses.split(","); 2265 Slog.w(TAG, "Running with debug.separate_processes: " 2266 + separateProcesses); 2267 } 2268 } else { 2269 mDefParseFlags = 0; 2270 mSeparateProcesses = null; 2271 } 2272 2273 mInstaller = installer; 2274 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2275 "*dexopt*"); 2276 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2277 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2278 2279 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2280 FgThread.get().getLooper()); 2281 2282 getDefaultDisplayMetrics(context, mMetrics); 2283 2284 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2285 SystemConfig systemConfig = SystemConfig.getInstance(); 2286 mGlobalGids = systemConfig.getGlobalGids(); 2287 mSystemPermissions = systemConfig.getSystemPermissions(); 2288 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2289 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2290 2291 mProtectedPackages = new ProtectedPackages(mContext); 2292 2293 synchronized (mInstallLock) { 2294 // writer 2295 synchronized (mPackages) { 2296 mHandlerThread = new ServiceThread(TAG, 2297 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2298 mHandlerThread.start(); 2299 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2300 mProcessLoggingHandler = new ProcessLoggingHandler(); 2301 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2302 2303 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2304 mInstantAppRegistry = new InstantAppRegistry(this); 2305 2306 File dataDir = Environment.getDataDirectory(); 2307 mAppInstallDir = new File(dataDir, "app"); 2308 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2309 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2310 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2311 sUserManager = new UserManagerService(context, this, 2312 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2313 2314 // Propagate permission configuration in to package manager. 2315 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2316 = systemConfig.getPermissions(); 2317 for (int i=0; i<permConfig.size(); i++) { 2318 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2319 BasePermission bp = mSettings.mPermissions.get(perm.name); 2320 if (bp == null) { 2321 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2322 mSettings.mPermissions.put(perm.name, bp); 2323 } 2324 if (perm.gids != null) { 2325 bp.setGids(perm.gids, perm.perUser); 2326 } 2327 } 2328 2329 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2330 final int builtInLibCount = libConfig.size(); 2331 for (int i = 0; i < builtInLibCount; i++) { 2332 String name = libConfig.keyAt(i); 2333 String path = libConfig.valueAt(i); 2334 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2335 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2336 } 2337 2338 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2339 2340 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2341 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2342 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2343 2344 // Clean up orphaned packages for which the code path doesn't exist 2345 // and they are an update to a system app - caused by bug/32321269 2346 final int packageSettingCount = mSettings.mPackages.size(); 2347 for (int i = packageSettingCount - 1; i >= 0; i--) { 2348 PackageSetting ps = mSettings.mPackages.valueAt(i); 2349 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2350 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2351 mSettings.mPackages.removeAt(i); 2352 mSettings.enableSystemPackageLPw(ps.name); 2353 } 2354 } 2355 2356 if (mFirstBoot) { 2357 requestCopyPreoptedFiles(); 2358 } 2359 2360 String customResolverActivity = Resources.getSystem().getString( 2361 R.string.config_customResolverActivity); 2362 if (TextUtils.isEmpty(customResolverActivity)) { 2363 customResolverActivity = null; 2364 } else { 2365 mCustomResolverComponentName = ComponentName.unflattenFromString( 2366 customResolverActivity); 2367 } 2368 2369 long startTime = SystemClock.uptimeMillis(); 2370 2371 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2372 startTime); 2373 2374 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2375 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2376 2377 if (bootClassPath == null) { 2378 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2379 } 2380 2381 if (systemServerClassPath == null) { 2382 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2383 } 2384 2385 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2386 2387 final VersionInfo ver = mSettings.getInternalVersion(); 2388 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2389 if (mIsUpgrade) { 2390 logCriticalInfo(Log.INFO, 2391 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2392 } 2393 2394 // when upgrading from pre-M, promote system app permissions from install to runtime 2395 mPromoteSystemApps = 2396 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2397 2398 // When upgrading from pre-N, we need to handle package extraction like first boot, 2399 // as there is no profiling data available. 2400 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2401 2402 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2403 2404 // save off the names of pre-existing system packages prior to scanning; we don't 2405 // want to automatically grant runtime permissions for new system apps 2406 if (mPromoteSystemApps) { 2407 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2408 while (pkgSettingIter.hasNext()) { 2409 PackageSetting ps = pkgSettingIter.next(); 2410 if (isSystemApp(ps)) { 2411 mExistingSystemPackages.add(ps.name); 2412 } 2413 } 2414 } 2415 2416 mCacheDir = preparePackageParserCache(mIsUpgrade); 2417 2418 // Set flag to monitor and not change apk file paths when 2419 // scanning install directories. 2420 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2421 2422 if (mIsUpgrade || mFirstBoot) { 2423 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2424 } 2425 2426 // Collect vendor overlay packages. (Do this before scanning any apps.) 2427 // For security and version matching reason, only consider 2428 // overlay packages if they reside in the right directory. 2429 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2430 | PackageParser.PARSE_IS_SYSTEM 2431 | PackageParser.PARSE_IS_SYSTEM_DIR 2432 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2433 2434 // Find base frameworks (resource packages without code). 2435 scanDirTracedLI(frameworkDir, mDefParseFlags 2436 | PackageParser.PARSE_IS_SYSTEM 2437 | PackageParser.PARSE_IS_SYSTEM_DIR 2438 | PackageParser.PARSE_IS_PRIVILEGED, 2439 scanFlags | SCAN_NO_DEX, 0); 2440 2441 // Collected privileged system packages. 2442 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2443 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2444 | PackageParser.PARSE_IS_SYSTEM 2445 | PackageParser.PARSE_IS_SYSTEM_DIR 2446 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2447 2448 // Collect ordinary system packages. 2449 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2450 scanDirTracedLI(systemAppDir, mDefParseFlags 2451 | PackageParser.PARSE_IS_SYSTEM 2452 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2453 2454 // Collect all vendor packages. 2455 File vendorAppDir = new File("/vendor/app"); 2456 try { 2457 vendorAppDir = vendorAppDir.getCanonicalFile(); 2458 } catch (IOException e) { 2459 // failed to look up canonical path, continue with original one 2460 } 2461 scanDirTracedLI(vendorAppDir, mDefParseFlags 2462 | PackageParser.PARSE_IS_SYSTEM 2463 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2464 2465 // Collect all OEM packages. 2466 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2467 scanDirTracedLI(oemAppDir, mDefParseFlags 2468 | PackageParser.PARSE_IS_SYSTEM 2469 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2470 2471 // Prune any system packages that no longer exist. 2472 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2473 if (!mOnlyCore) { 2474 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2475 while (psit.hasNext()) { 2476 PackageSetting ps = psit.next(); 2477 2478 /* 2479 * If this is not a system app, it can't be a 2480 * disable system app. 2481 */ 2482 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2483 continue; 2484 } 2485 2486 /* 2487 * If the package is scanned, it's not erased. 2488 */ 2489 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2490 if (scannedPkg != null) { 2491 /* 2492 * If the system app is both scanned and in the 2493 * disabled packages list, then it must have been 2494 * added via OTA. Remove it from the currently 2495 * scanned package so the previously user-installed 2496 * application can be scanned. 2497 */ 2498 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2499 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2500 + ps.name + "; removing system app. Last known codePath=" 2501 + ps.codePathString + ", installStatus=" + ps.installStatus 2502 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2503 + scannedPkg.mVersionCode); 2504 removePackageLI(scannedPkg, true); 2505 mExpectingBetter.put(ps.name, ps.codePath); 2506 } 2507 2508 continue; 2509 } 2510 2511 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2512 psit.remove(); 2513 logCriticalInfo(Log.WARN, "System package " + ps.name 2514 + " no longer exists; it's data will be wiped"); 2515 // Actual deletion of code and data will be handled by later 2516 // reconciliation step 2517 } else { 2518 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2519 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2520 possiblyDeletedUpdatedSystemApps.add(ps.name); 2521 } 2522 } 2523 } 2524 } 2525 2526 //look for any incomplete package installations 2527 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2528 for (int i = 0; i < deletePkgsList.size(); i++) { 2529 // Actual deletion of code and data will be handled by later 2530 // reconciliation step 2531 final String packageName = deletePkgsList.get(i).name; 2532 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2533 synchronized (mPackages) { 2534 mSettings.removePackageLPw(packageName); 2535 } 2536 } 2537 2538 //delete tmp files 2539 deleteTempPackageFiles(); 2540 2541 // Remove any shared userIDs that have no associated packages 2542 mSettings.pruneSharedUsersLPw(); 2543 2544 if (!mOnlyCore) { 2545 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2546 SystemClock.uptimeMillis()); 2547 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2548 2549 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2550 | PackageParser.PARSE_FORWARD_LOCK, 2551 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2552 2553 /** 2554 * Remove disable package settings for any updated system 2555 * apps that were removed via an OTA. If they're not a 2556 * previously-updated app, remove them completely. 2557 * Otherwise, just revoke their system-level permissions. 2558 */ 2559 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2560 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2561 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2562 2563 String msg; 2564 if (deletedPkg == null) { 2565 msg = "Updated system package " + deletedAppName 2566 + " no longer exists; it's data will be wiped"; 2567 // Actual deletion of code and data will be handled by later 2568 // reconciliation step 2569 } else { 2570 msg = "Updated system app + " + deletedAppName 2571 + " no longer present; removing system privileges for " 2572 + deletedAppName; 2573 2574 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2575 2576 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2577 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2578 } 2579 logCriticalInfo(Log.WARN, msg); 2580 } 2581 2582 /** 2583 * Make sure all system apps that we expected to appear on 2584 * the userdata partition actually showed up. If they never 2585 * appeared, crawl back and revive the system version. 2586 */ 2587 for (int i = 0; i < mExpectingBetter.size(); i++) { 2588 final String packageName = mExpectingBetter.keyAt(i); 2589 if (!mPackages.containsKey(packageName)) { 2590 final File scanFile = mExpectingBetter.valueAt(i); 2591 2592 logCriticalInfo(Log.WARN, "Expected better " + packageName 2593 + " but never showed up; reverting to system"); 2594 2595 int reparseFlags = mDefParseFlags; 2596 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2597 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2598 | PackageParser.PARSE_IS_SYSTEM_DIR 2599 | PackageParser.PARSE_IS_PRIVILEGED; 2600 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2601 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2602 | PackageParser.PARSE_IS_SYSTEM_DIR; 2603 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2604 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2605 | PackageParser.PARSE_IS_SYSTEM_DIR; 2606 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2607 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2608 | PackageParser.PARSE_IS_SYSTEM_DIR; 2609 } else { 2610 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2611 continue; 2612 } 2613 2614 mSettings.enableSystemPackageLPw(packageName); 2615 2616 try { 2617 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2618 } catch (PackageManagerException e) { 2619 Slog.e(TAG, "Failed to parse original system package: " 2620 + e.getMessage()); 2621 } 2622 } 2623 } 2624 } 2625 mExpectingBetter.clear(); 2626 2627 // Resolve the storage manager. 2628 mStorageManagerPackage = getStorageManagerPackageName(); 2629 2630 // Resolve protected action filters. Only the setup wizard is allowed to 2631 // have a high priority filter for these actions. 2632 mSetupWizardPackage = getSetupWizardPackageName(); 2633 if (mProtectedFilters.size() > 0) { 2634 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2635 Slog.i(TAG, "No setup wizard;" 2636 + " All protected intents capped to priority 0"); 2637 } 2638 for (ActivityIntentInfo filter : mProtectedFilters) { 2639 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2640 if (DEBUG_FILTERS) { 2641 Slog.i(TAG, "Found setup wizard;" 2642 + " allow priority " + filter.getPriority() + ";" 2643 + " package: " + filter.activity.info.packageName 2644 + " activity: " + filter.activity.className 2645 + " priority: " + filter.getPriority()); 2646 } 2647 // skip setup wizard; allow it to keep the high priority filter 2648 continue; 2649 } 2650 Slog.w(TAG, "Protected action; cap priority to 0;" 2651 + " package: " + filter.activity.info.packageName 2652 + " activity: " + filter.activity.className 2653 + " origPrio: " + filter.getPriority()); 2654 filter.setPriority(0); 2655 } 2656 } 2657 mDeferProtectedFilters = false; 2658 mProtectedFilters.clear(); 2659 2660 // Now that we know all of the shared libraries, update all clients to have 2661 // the correct library paths. 2662 updateAllSharedLibrariesLPw(null); 2663 2664 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2665 // NOTE: We ignore potential failures here during a system scan (like 2666 // the rest of the commands above) because there's precious little we 2667 // can do about it. A settings error is reported, though. 2668 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2669 } 2670 2671 // Now that we know all the packages we are keeping, 2672 // read and update their last usage times. 2673 mPackageUsage.read(mPackages); 2674 mCompilerStats.read(); 2675 2676 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2677 SystemClock.uptimeMillis()); 2678 Slog.i(TAG, "Time to scan packages: " 2679 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2680 + " seconds"); 2681 2682 // If the platform SDK has changed since the last time we booted, 2683 // we need to re-grant app permission to catch any new ones that 2684 // appear. This is really a hack, and means that apps can in some 2685 // cases get permissions that the user didn't initially explicitly 2686 // allow... it would be nice to have some better way to handle 2687 // this situation. 2688 int updateFlags = UPDATE_PERMISSIONS_ALL; 2689 if (ver.sdkVersion != mSdkVersion) { 2690 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2691 + mSdkVersion + "; regranting permissions for internal storage"); 2692 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2693 } 2694 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2695 ver.sdkVersion = mSdkVersion; 2696 2697 // If this is the first boot or an update from pre-M, and it is a normal 2698 // boot, then we need to initialize the default preferred apps across 2699 // all defined users. 2700 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2701 for (UserInfo user : sUserManager.getUsers(true)) { 2702 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2703 applyFactoryDefaultBrowserLPw(user.id); 2704 primeDomainVerificationsLPw(user.id); 2705 } 2706 } 2707 2708 // Prepare storage for system user really early during boot, 2709 // since core system apps like SettingsProvider and SystemUI 2710 // can't wait for user to start 2711 final int storageFlags; 2712 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2713 storageFlags = StorageManager.FLAG_STORAGE_DE; 2714 } else { 2715 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2716 } 2717 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2718 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2719 true /* onlyCoreApps */); 2720 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2721 if (deferPackages == null || deferPackages.isEmpty()) { 2722 return; 2723 } 2724 int count = 0; 2725 for (String pkgName : deferPackages) { 2726 PackageParser.Package pkg = null; 2727 synchronized (mPackages) { 2728 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2729 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2730 pkg = ps.pkg; 2731 } 2732 } 2733 if (pkg != null) { 2734 synchronized (mInstallLock) { 2735 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2736 true /* maybeMigrateAppData */); 2737 } 2738 count++; 2739 } 2740 } 2741 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2742 }, "prepareAppData"); 2743 2744 // If this is first boot after an OTA, and a normal boot, then 2745 // we need to clear code cache directories. 2746 // Note that we do *not* clear the application profiles. These remain valid 2747 // across OTAs and are used to drive profile verification (post OTA) and 2748 // profile compilation (without waiting to collect a fresh set of profiles). 2749 if (mIsUpgrade && !onlyCore) { 2750 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2751 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2752 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2753 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2754 // No apps are running this early, so no need to freeze 2755 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2756 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2757 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2758 } 2759 } 2760 ver.fingerprint = Build.FINGERPRINT; 2761 } 2762 2763 checkDefaultBrowser(); 2764 2765 // clear only after permissions and other defaults have been updated 2766 mExistingSystemPackages.clear(); 2767 mPromoteSystemApps = false; 2768 2769 // All the changes are done during package scanning. 2770 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2771 2772 // can downgrade to reader 2773 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2774 mSettings.writeLPr(); 2775 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2776 2777 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2778 SystemClock.uptimeMillis()); 2779 2780 if (!mOnlyCore) { 2781 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2782 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2783 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2784 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2785 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2786 mIntentFilterVerifierComponent); 2787 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2788 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2789 SharedLibraryInfo.VERSION_UNDEFINED); 2790 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2791 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2792 SharedLibraryInfo.VERSION_UNDEFINED); 2793 } else { 2794 mRequiredVerifierPackage = null; 2795 mRequiredInstallerPackage = null; 2796 mRequiredUninstallerPackage = null; 2797 mIntentFilterVerifierComponent = null; 2798 mIntentFilterVerifier = null; 2799 mServicesSystemSharedLibraryPackageName = null; 2800 mSharedSystemSharedLibraryPackageName = null; 2801 } 2802 2803 mInstallerService = new PackageInstallerService(context, this); 2804 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2805 if (ephemeralResolverComponent != null) { 2806 if (DEBUG_EPHEMERAL) { 2807 Slog.d(TAG, "Set ephemeral resolver: " + ephemeralResolverComponent); 2808 } 2809 mInstantAppResolverConnection = 2810 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2811 } else { 2812 mInstantAppResolverConnection = null; 2813 } 2814 updateInstantAppInstallerLocked(); 2815 mInstantAppResolverSettingsComponent = getEphemeralResolverSettingsLPr(); 2816 2817 // Read and update the usage of dex files. 2818 // Do this at the end of PM init so that all the packages have their 2819 // data directory reconciled. 2820 // At this point we know the code paths of the packages, so we can validate 2821 // the disk file and build the internal cache. 2822 // The usage file is expected to be small so loading and verifying it 2823 // should take a fairly small time compare to the other activities (e.g. package 2824 // scanning). 2825 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2826 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2827 for (int userId : currentUserIds) { 2828 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2829 } 2830 mDexManager.load(userPackages); 2831 } // synchronized (mPackages) 2832 } // synchronized (mInstallLock) 2833 2834 // Now after opening every single application zip, make sure they 2835 // are all flushed. Not really needed, but keeps things nice and 2836 // tidy. 2837 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2838 Runtime.getRuntime().gc(); 2839 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2840 2841 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2842 FallbackCategoryProvider.loadFallbacks(); 2843 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2844 2845 // The initial scanning above does many calls into installd while 2846 // holding the mPackages lock, but we're mostly interested in yelling 2847 // once we have a booted system. 2848 mInstaller.setWarnIfHeld(mPackages); 2849 2850 // Expose private service for system components to use. 2851 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2852 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2853 } 2854 2855 private void updateInstantAppInstallerLocked() { 2856 final ComponentName oldInstantAppInstallerComponent = mInstantAppInstallerComponent; 2857 final ActivityInfo newInstantAppInstaller = getEphemeralInstallerLPr(); 2858 ComponentName newInstantAppInstallerComponent = newInstantAppInstaller == null 2859 ? null : newInstantAppInstaller.getComponentName(); 2860 2861 if (newInstantAppInstallerComponent != null 2862 && !newInstantAppInstallerComponent.equals(oldInstantAppInstallerComponent)) { 2863 if (DEBUG_EPHEMERAL) { 2864 Slog.d(TAG, "Set ephemeral installer: " + newInstantAppInstallerComponent); 2865 } 2866 setUpInstantAppInstallerActivityLP(newInstantAppInstaller); 2867 } else if (DEBUG_EPHEMERAL && newInstantAppInstallerComponent == null) { 2868 Slog.d(TAG, "Unset ephemeral installer; none available"); 2869 } 2870 mInstantAppInstallerComponent = newInstantAppInstallerComponent; 2871 } 2872 2873 private static File preparePackageParserCache(boolean isUpgrade) { 2874 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2875 return null; 2876 } 2877 2878 // Disable package parsing on eng builds to allow for faster incremental development. 2879 if ("eng".equals(Build.TYPE)) { 2880 return null; 2881 } 2882 2883 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2884 Slog.i(TAG, "Disabling package parser cache due to system property."); 2885 return null; 2886 } 2887 2888 // The base directory for the package parser cache lives under /data/system/. 2889 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2890 "package_cache"); 2891 if (cacheBaseDir == null) { 2892 return null; 2893 } 2894 2895 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2896 // This also serves to "GC" unused entries when the package cache version changes (which 2897 // can only happen during upgrades). 2898 if (isUpgrade) { 2899 FileUtils.deleteContents(cacheBaseDir); 2900 } 2901 2902 2903 // Return the versioned package cache directory. This is something like 2904 // "/data/system/package_cache/1" 2905 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2906 2907 // The following is a workaround to aid development on non-numbered userdebug 2908 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2909 // the system partition is newer. 2910 // 2911 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2912 // that starts with "eng." to signify that this is an engineering build and not 2913 // destined for release. 2914 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2915 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2916 2917 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2918 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2919 // in general and should not be used for production changes. In this specific case, 2920 // we know that they will work. 2921 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2922 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2923 FileUtils.deleteContents(cacheBaseDir); 2924 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2925 } 2926 } 2927 2928 return cacheDir; 2929 } 2930 2931 @Override 2932 public boolean isFirstBoot() { 2933 return mFirstBoot; 2934 } 2935 2936 @Override 2937 public boolean isOnlyCoreApps() { 2938 return mOnlyCore; 2939 } 2940 2941 @Override 2942 public boolean isUpgrade() { 2943 return mIsUpgrade; 2944 } 2945 2946 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2947 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2948 2949 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2950 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2951 UserHandle.USER_SYSTEM); 2952 if (matches.size() == 1) { 2953 return matches.get(0).getComponentInfo().packageName; 2954 } else if (matches.size() == 0) { 2955 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2956 return null; 2957 } 2958 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2959 } 2960 2961 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2962 synchronized (mPackages) { 2963 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2964 if (libraryEntry == null) { 2965 throw new IllegalStateException("Missing required shared library:" + name); 2966 } 2967 return libraryEntry.apk; 2968 } 2969 } 2970 2971 private @NonNull String getRequiredInstallerLPr() { 2972 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2973 intent.addCategory(Intent.CATEGORY_DEFAULT); 2974 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2975 2976 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2977 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2978 UserHandle.USER_SYSTEM); 2979 if (matches.size() == 1) { 2980 ResolveInfo resolveInfo = matches.get(0); 2981 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2982 throw new RuntimeException("The installer must be a privileged app"); 2983 } 2984 return matches.get(0).getComponentInfo().packageName; 2985 } else { 2986 throw new RuntimeException("There must be exactly one installer; found " + matches); 2987 } 2988 } 2989 2990 private @NonNull String getRequiredUninstallerLPr() { 2991 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2992 intent.addCategory(Intent.CATEGORY_DEFAULT); 2993 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2994 2995 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2996 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2997 UserHandle.USER_SYSTEM); 2998 if (resolveInfo == null || 2999 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3000 throw new RuntimeException("There must be exactly one uninstaller; found " 3001 + resolveInfo); 3002 } 3003 return resolveInfo.getComponentInfo().packageName; 3004 } 3005 3006 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3007 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3008 3009 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3010 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3011 UserHandle.USER_SYSTEM); 3012 ResolveInfo best = null; 3013 final int N = matches.size(); 3014 for (int i = 0; i < N; i++) { 3015 final ResolveInfo cur = matches.get(i); 3016 final String packageName = cur.getComponentInfo().packageName; 3017 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3018 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3019 continue; 3020 } 3021 3022 if (best == null || cur.priority > best.priority) { 3023 best = cur; 3024 } 3025 } 3026 3027 if (best != null) { 3028 return best.getComponentInfo().getComponentName(); 3029 } else { 3030 throw new RuntimeException("There must be at least one intent filter verifier"); 3031 } 3032 } 3033 3034 private @Nullable ComponentName getEphemeralResolverLPr() { 3035 final String[] packageArray = 3036 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3037 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3038 if (DEBUG_EPHEMERAL) { 3039 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3040 } 3041 return null; 3042 } 3043 3044 final int callingUid = Binder.getCallingUid(); 3045 final int resolveFlags = 3046 MATCH_DIRECT_BOOT_AWARE 3047 | MATCH_DIRECT_BOOT_UNAWARE 3048 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3049 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3050 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3051 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3052 3053 final int N = resolvers.size(); 3054 if (N == 0) { 3055 if (DEBUG_EPHEMERAL) { 3056 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3057 } 3058 return null; 3059 } 3060 3061 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3062 for (int i = 0; i < N; i++) { 3063 final ResolveInfo info = resolvers.get(i); 3064 3065 if (info.serviceInfo == null) { 3066 continue; 3067 } 3068 3069 final String packageName = info.serviceInfo.packageName; 3070 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3071 if (DEBUG_EPHEMERAL) { 3072 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3073 + " pkg: " + packageName + ", info:" + info); 3074 } 3075 continue; 3076 } 3077 3078 if (DEBUG_EPHEMERAL) { 3079 Slog.v(TAG, "Ephemeral resolver found;" 3080 + " pkg: " + packageName + ", info:" + info); 3081 } 3082 return new ComponentName(packageName, info.serviceInfo.name); 3083 } 3084 if (DEBUG_EPHEMERAL) { 3085 Slog.v(TAG, "Ephemeral resolver NOT found"); 3086 } 3087 return null; 3088 } 3089 3090 private @Nullable ActivityInfo getEphemeralInstallerLPr() { 3091 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3092 intent.addCategory(Intent.CATEGORY_DEFAULT); 3093 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3094 3095 final int resolveFlags = 3096 MATCH_DIRECT_BOOT_AWARE 3097 | MATCH_DIRECT_BOOT_UNAWARE 3098 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3099 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3100 resolveFlags, UserHandle.USER_SYSTEM); 3101 Iterator<ResolveInfo> iter = matches.iterator(); 3102 while (iter.hasNext()) { 3103 final ResolveInfo rInfo = iter.next(); 3104 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3105 if (ps != null) { 3106 final PermissionsState permissionsState = ps.getPermissionsState(); 3107 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3108 continue; 3109 } 3110 } 3111 iter.remove(); 3112 } 3113 if (matches.size() == 0) { 3114 return null; 3115 } else if (matches.size() == 1) { 3116 return (ActivityInfo) matches.get(0).getComponentInfo(); 3117 } else { 3118 throw new RuntimeException( 3119 "There must be at most one ephemeral installer; found " + matches); 3120 } 3121 } 3122 3123 private @Nullable ComponentName getEphemeralResolverSettingsLPr() { 3124 final Intent intent = new Intent(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3125 intent.addCategory(Intent.CATEGORY_DEFAULT); 3126 final int resolveFlags = 3127 MATCH_DIRECT_BOOT_AWARE 3128 | MATCH_DIRECT_BOOT_UNAWARE 3129 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3130 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 3131 resolveFlags, UserHandle.USER_SYSTEM); 3132 Iterator<ResolveInfo> iter = matches.iterator(); 3133 while (iter.hasNext()) { 3134 final ResolveInfo rInfo = iter.next(); 3135 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3136 if (ps != null) { 3137 final PermissionsState permissionsState = ps.getPermissionsState(); 3138 if (permissionsState.hasPermission(Manifest.permission.ACCESS_INSTANT_APPS, 0)) { 3139 continue; 3140 } 3141 } 3142 iter.remove(); 3143 } 3144 if (matches.size() == 0) { 3145 return null; 3146 } else if (matches.size() == 1) { 3147 return matches.get(0).getComponentInfo().getComponentName(); 3148 } else { 3149 throw new RuntimeException( 3150 "There must be at most one ephemeral resolver settings; found " + matches); 3151 } 3152 } 3153 3154 private void primeDomainVerificationsLPw(int userId) { 3155 if (DEBUG_DOMAIN_VERIFICATION) { 3156 Slog.d(TAG, "Priming domain verifications in user " + userId); 3157 } 3158 3159 SystemConfig systemConfig = SystemConfig.getInstance(); 3160 ArraySet<String> packages = systemConfig.getLinkedApps(); 3161 3162 for (String packageName : packages) { 3163 PackageParser.Package pkg = mPackages.get(packageName); 3164 if (pkg != null) { 3165 if (!pkg.isSystemApp()) { 3166 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3167 continue; 3168 } 3169 3170 ArraySet<String> domains = null; 3171 for (PackageParser.Activity a : pkg.activities) { 3172 for (ActivityIntentInfo filter : a.intents) { 3173 if (hasValidDomains(filter)) { 3174 if (domains == null) { 3175 domains = new ArraySet<String>(); 3176 } 3177 domains.addAll(filter.getHostsList()); 3178 } 3179 } 3180 } 3181 3182 if (domains != null && domains.size() > 0) { 3183 if (DEBUG_DOMAIN_VERIFICATION) { 3184 Slog.v(TAG, " + " + packageName); 3185 } 3186 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3187 // state w.r.t. the formal app-linkage "no verification attempted" state; 3188 // and then 'always' in the per-user state actually used for intent resolution. 3189 final IntentFilterVerificationInfo ivi; 3190 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3191 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3192 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3193 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3194 } else { 3195 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3196 + "' does not handle web links"); 3197 } 3198 } else { 3199 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3200 } 3201 } 3202 3203 scheduleWritePackageRestrictionsLocked(userId); 3204 scheduleWriteSettingsLocked(); 3205 } 3206 3207 private void applyFactoryDefaultBrowserLPw(int userId) { 3208 // The default browser app's package name is stored in a string resource, 3209 // with a product-specific overlay used for vendor customization. 3210 String browserPkg = mContext.getResources().getString( 3211 com.android.internal.R.string.default_browser); 3212 if (!TextUtils.isEmpty(browserPkg)) { 3213 // non-empty string => required to be a known package 3214 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3215 if (ps == null) { 3216 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3217 browserPkg = null; 3218 } else { 3219 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3220 } 3221 } 3222 3223 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3224 // default. If there's more than one, just leave everything alone. 3225 if (browserPkg == null) { 3226 calculateDefaultBrowserLPw(userId); 3227 } 3228 } 3229 3230 private void calculateDefaultBrowserLPw(int userId) { 3231 List<String> allBrowsers = resolveAllBrowserApps(userId); 3232 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3233 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3234 } 3235 3236 private List<String> resolveAllBrowserApps(int userId) { 3237 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3238 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3239 PackageManager.MATCH_ALL, userId); 3240 3241 final int count = list.size(); 3242 List<String> result = new ArrayList<String>(count); 3243 for (int i=0; i<count; i++) { 3244 ResolveInfo info = list.get(i); 3245 if (info.activityInfo == null 3246 || !info.handleAllWebDataURI 3247 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3248 || result.contains(info.activityInfo.packageName)) { 3249 continue; 3250 } 3251 result.add(info.activityInfo.packageName); 3252 } 3253 3254 return result; 3255 } 3256 3257 private boolean packageIsBrowser(String packageName, int userId) { 3258 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3259 PackageManager.MATCH_ALL, userId); 3260 final int N = list.size(); 3261 for (int i = 0; i < N; i++) { 3262 ResolveInfo info = list.get(i); 3263 if (packageName.equals(info.activityInfo.packageName)) { 3264 return true; 3265 } 3266 } 3267 return false; 3268 } 3269 3270 private void checkDefaultBrowser() { 3271 final int myUserId = UserHandle.myUserId(); 3272 final String packageName = getDefaultBrowserPackageName(myUserId); 3273 if (packageName != null) { 3274 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3275 if (info == null) { 3276 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3277 synchronized (mPackages) { 3278 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3279 } 3280 } 3281 } 3282 } 3283 3284 @Override 3285 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3286 throws RemoteException { 3287 try { 3288 return super.onTransact(code, data, reply, flags); 3289 } catch (RuntimeException e) { 3290 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3291 Slog.wtf(TAG, "Package Manager Crash", e); 3292 } 3293 throw e; 3294 } 3295 } 3296 3297 static int[] appendInts(int[] cur, int[] add) { 3298 if (add == null) return cur; 3299 if (cur == null) return add; 3300 final int N = add.length; 3301 for (int i=0; i<N; i++) { 3302 cur = appendInt(cur, add[i]); 3303 } 3304 return cur; 3305 } 3306 3307 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3308 if (!sUserManager.exists(userId)) return null; 3309 if (ps == null) { 3310 return null; 3311 } 3312 final PackageParser.Package p = ps.pkg; 3313 if (p == null) { 3314 return null; 3315 } 3316 // Filter out ephemeral app metadata: 3317 // * The system/shell/root can see metadata for any app 3318 // * An installed app can see metadata for 1) other installed apps 3319 // and 2) ephemeral apps that have explicitly interacted with it 3320 // * Ephemeral apps can only see their own data and exposed installed apps 3321 // * Holding a signature permission allows seeing instant apps 3322 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3323 if (callingAppId != Process.SYSTEM_UID 3324 && callingAppId != Process.SHELL_UID 3325 && callingAppId != Process.ROOT_UID 3326 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3327 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3328 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3329 if (instantAppPackageName != null) { 3330 // ephemeral apps can only get information on themselves or 3331 // installed apps that are exposed. 3332 if (!instantAppPackageName.equals(p.packageName) 3333 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3334 return null; 3335 } 3336 } else { 3337 if (ps.getInstantApp(userId)) { 3338 // only get access to the ephemeral app if we've been granted access 3339 if (!mInstantAppRegistry.isInstantAccessGranted( 3340 userId, callingAppId, ps.appId)) { 3341 return null; 3342 } 3343 } 3344 } 3345 } 3346 3347 final PermissionsState permissionsState = ps.getPermissionsState(); 3348 3349 // Compute GIDs only if requested 3350 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3351 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3352 // Compute granted permissions only if package has requested permissions 3353 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3354 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3355 final PackageUserState state = ps.readUserState(userId); 3356 3357 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3358 && ps.isSystem()) { 3359 flags |= MATCH_ANY_USER; 3360 } 3361 3362 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3363 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3364 3365 if (packageInfo == null) { 3366 return null; 3367 } 3368 3369 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3370 3371 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3372 resolveExternalPackageNameLPr(p); 3373 3374 return packageInfo; 3375 } 3376 3377 @Override 3378 public void checkPackageStartable(String packageName, int userId) { 3379 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3380 3381 synchronized (mPackages) { 3382 final PackageSetting ps = mSettings.mPackages.get(packageName); 3383 if (ps == null) { 3384 throw new SecurityException("Package " + packageName + " was not found!"); 3385 } 3386 3387 if (!ps.getInstalled(userId)) { 3388 throw new SecurityException( 3389 "Package " + packageName + " was not installed for user " + userId + "!"); 3390 } 3391 3392 if (mSafeMode && !ps.isSystem()) { 3393 throw new SecurityException("Package " + packageName + " not a system app!"); 3394 } 3395 3396 if (mFrozenPackages.contains(packageName)) { 3397 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3398 } 3399 3400 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3401 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3402 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3403 } 3404 } 3405 } 3406 3407 @Override 3408 public boolean isPackageAvailable(String packageName, int userId) { 3409 if (!sUserManager.exists(userId)) return false; 3410 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3411 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3412 synchronized (mPackages) { 3413 PackageParser.Package p = mPackages.get(packageName); 3414 if (p != null) { 3415 final PackageSetting ps = (PackageSetting) p.mExtras; 3416 if (ps != null) { 3417 final PackageUserState state = ps.readUserState(userId); 3418 if (state != null) { 3419 return PackageParser.isAvailable(state); 3420 } 3421 } 3422 } 3423 } 3424 return false; 3425 } 3426 3427 @Override 3428 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3429 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3430 flags, userId); 3431 } 3432 3433 @Override 3434 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3435 int flags, int userId) { 3436 return getPackageInfoInternal(versionedPackage.getPackageName(), 3437 // TODO: We will change version code to long, so in the new API it is long 3438 (int) versionedPackage.getVersionCode(), flags, userId); 3439 } 3440 3441 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3442 int flags, int userId) { 3443 if (!sUserManager.exists(userId)) return null; 3444 flags = updateFlagsForPackage(flags, userId, packageName); 3445 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3446 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3447 3448 // reader 3449 synchronized (mPackages) { 3450 // Normalize package name to handle renamed packages and static libs 3451 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3452 3453 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3454 if (matchFactoryOnly) { 3455 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3456 if (ps != null) { 3457 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3458 return null; 3459 } 3460 return generatePackageInfo(ps, flags, userId); 3461 } 3462 } 3463 3464 PackageParser.Package p = mPackages.get(packageName); 3465 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3466 return null; 3467 } 3468 if (DEBUG_PACKAGE_INFO) 3469 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3470 if (p != null) { 3471 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3472 Binder.getCallingUid(), userId)) { 3473 return null; 3474 } 3475 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3476 } 3477 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3478 final PackageSetting ps = mSettings.mPackages.get(packageName); 3479 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3480 return null; 3481 } 3482 return generatePackageInfo(ps, flags, userId); 3483 } 3484 } 3485 return null; 3486 } 3487 3488 3489 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3490 // System/shell/root get to see all static libs 3491 final int appId = UserHandle.getAppId(uid); 3492 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3493 || appId == Process.ROOT_UID) { 3494 return false; 3495 } 3496 3497 // No package means no static lib as it is always on internal storage 3498 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3499 return false; 3500 } 3501 3502 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3503 ps.pkg.staticSharedLibVersion); 3504 if (libEntry == null) { 3505 return false; 3506 } 3507 3508 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3509 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3510 if (uidPackageNames == null) { 3511 return true; 3512 } 3513 3514 for (String uidPackageName : uidPackageNames) { 3515 if (ps.name.equals(uidPackageName)) { 3516 return false; 3517 } 3518 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3519 if (uidPs != null) { 3520 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3521 libEntry.info.getName()); 3522 if (index < 0) { 3523 continue; 3524 } 3525 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3526 return false; 3527 } 3528 } 3529 } 3530 return true; 3531 } 3532 3533 @Override 3534 public String[] currentToCanonicalPackageNames(String[] names) { 3535 String[] out = new String[names.length]; 3536 // reader 3537 synchronized (mPackages) { 3538 for (int i=names.length-1; i>=0; i--) { 3539 PackageSetting ps = mSettings.mPackages.get(names[i]); 3540 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3541 } 3542 } 3543 return out; 3544 } 3545 3546 @Override 3547 public String[] canonicalToCurrentPackageNames(String[] names) { 3548 String[] out = new String[names.length]; 3549 // reader 3550 synchronized (mPackages) { 3551 for (int i=names.length-1; i>=0; i--) { 3552 String cur = mSettings.getRenamedPackageLPr(names[i]); 3553 out[i] = cur != null ? cur : names[i]; 3554 } 3555 } 3556 return out; 3557 } 3558 3559 @Override 3560 public int getPackageUid(String packageName, int flags, int userId) { 3561 if (!sUserManager.exists(userId)) return -1; 3562 flags = updateFlagsForPackage(flags, userId, packageName); 3563 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3564 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3565 3566 // reader 3567 synchronized (mPackages) { 3568 final PackageParser.Package p = mPackages.get(packageName); 3569 if (p != null && p.isMatch(flags)) { 3570 return UserHandle.getUid(userId, p.applicationInfo.uid); 3571 } 3572 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3573 final PackageSetting ps = mSettings.mPackages.get(packageName); 3574 if (ps != null && ps.isMatch(flags)) { 3575 return UserHandle.getUid(userId, ps.appId); 3576 } 3577 } 3578 } 3579 3580 return -1; 3581 } 3582 3583 @Override 3584 public int[] getPackageGids(String packageName, int flags, int userId) { 3585 if (!sUserManager.exists(userId)) return null; 3586 flags = updateFlagsForPackage(flags, userId, packageName); 3587 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3588 false /* requireFullPermission */, false /* checkShell */, 3589 "getPackageGids"); 3590 3591 // reader 3592 synchronized (mPackages) { 3593 final PackageParser.Package p = mPackages.get(packageName); 3594 if (p != null && p.isMatch(flags)) { 3595 PackageSetting ps = (PackageSetting) p.mExtras; 3596 // TODO: Shouldn't this be checking for package installed state for userId and 3597 // return null? 3598 return ps.getPermissionsState().computeGids(userId); 3599 } 3600 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3601 final PackageSetting ps = mSettings.mPackages.get(packageName); 3602 if (ps != null && ps.isMatch(flags)) { 3603 return ps.getPermissionsState().computeGids(userId); 3604 } 3605 } 3606 } 3607 3608 return null; 3609 } 3610 3611 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3612 if (bp.perm != null) { 3613 return PackageParser.generatePermissionInfo(bp.perm, flags); 3614 } 3615 PermissionInfo pi = new PermissionInfo(); 3616 pi.name = bp.name; 3617 pi.packageName = bp.sourcePackage; 3618 pi.nonLocalizedLabel = bp.name; 3619 pi.protectionLevel = bp.protectionLevel; 3620 return pi; 3621 } 3622 3623 @Override 3624 public PermissionInfo getPermissionInfo(String name, int flags) { 3625 // reader 3626 synchronized (mPackages) { 3627 final BasePermission p = mSettings.mPermissions.get(name); 3628 if (p != null) { 3629 return generatePermissionInfo(p, flags); 3630 } 3631 return null; 3632 } 3633 } 3634 3635 @Override 3636 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3637 int flags) { 3638 // reader 3639 synchronized (mPackages) { 3640 if (group != null && !mPermissionGroups.containsKey(group)) { 3641 // This is thrown as NameNotFoundException 3642 return null; 3643 } 3644 3645 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3646 for (BasePermission p : mSettings.mPermissions.values()) { 3647 if (group == null) { 3648 if (p.perm == null || p.perm.info.group == null) { 3649 out.add(generatePermissionInfo(p, flags)); 3650 } 3651 } else { 3652 if (p.perm != null && group.equals(p.perm.info.group)) { 3653 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3654 } 3655 } 3656 } 3657 return new ParceledListSlice<>(out); 3658 } 3659 } 3660 3661 @Override 3662 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3663 // reader 3664 synchronized (mPackages) { 3665 return PackageParser.generatePermissionGroupInfo( 3666 mPermissionGroups.get(name), flags); 3667 } 3668 } 3669 3670 @Override 3671 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3672 // reader 3673 synchronized (mPackages) { 3674 final int N = mPermissionGroups.size(); 3675 ArrayList<PermissionGroupInfo> out 3676 = new ArrayList<PermissionGroupInfo>(N); 3677 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3678 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3679 } 3680 return new ParceledListSlice<>(out); 3681 } 3682 } 3683 3684 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3685 int uid, int userId) { 3686 if (!sUserManager.exists(userId)) return null; 3687 PackageSetting ps = mSettings.mPackages.get(packageName); 3688 if (ps != null) { 3689 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3690 return null; 3691 } 3692 if (ps.pkg == null) { 3693 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3694 if (pInfo != null) { 3695 return pInfo.applicationInfo; 3696 } 3697 return null; 3698 } 3699 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3700 ps.readUserState(userId), userId); 3701 if (ai != null) { 3702 rebaseEnabledOverlays(ai, userId); 3703 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3704 } 3705 return ai; 3706 } 3707 return null; 3708 } 3709 3710 @Override 3711 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3712 if (!sUserManager.exists(userId)) return null; 3713 flags = updateFlagsForApplication(flags, userId, packageName); 3714 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3715 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3716 3717 // writer 3718 synchronized (mPackages) { 3719 // Normalize package name to handle renamed packages and static libs 3720 packageName = resolveInternalPackageNameLPr(packageName, 3721 PackageManager.VERSION_CODE_HIGHEST); 3722 3723 PackageParser.Package p = mPackages.get(packageName); 3724 if (DEBUG_PACKAGE_INFO) Log.v( 3725 TAG, "getApplicationInfo " + packageName 3726 + ": " + p); 3727 if (p != null) { 3728 PackageSetting ps = mSettings.mPackages.get(packageName); 3729 if (ps == null) return null; 3730 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3731 return null; 3732 } 3733 // Note: isEnabledLP() does not apply here - always return info 3734 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3735 p, flags, ps.readUserState(userId), userId); 3736 if (ai != null) { 3737 rebaseEnabledOverlays(ai, userId); 3738 ai.packageName = resolveExternalPackageNameLPr(p); 3739 } 3740 return ai; 3741 } 3742 if ("android".equals(packageName)||"system".equals(packageName)) { 3743 return mAndroidApplication; 3744 } 3745 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3746 // Already generates the external package name 3747 return generateApplicationInfoFromSettingsLPw(packageName, 3748 Binder.getCallingUid(), flags, userId); 3749 } 3750 } 3751 return null; 3752 } 3753 3754 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3755 List<String> paths = new ArrayList<>(); 3756 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3757 mEnabledOverlayPaths.get(userId); 3758 if (userSpecificOverlays != null) { 3759 if (!"android".equals(ai.packageName)) { 3760 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3761 if (frameworkOverlays != null) { 3762 paths.addAll(frameworkOverlays); 3763 } 3764 } 3765 3766 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3767 if (appOverlays != null) { 3768 paths.addAll(appOverlays); 3769 } 3770 } 3771 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3772 } 3773 3774 private String normalizePackageNameLPr(String packageName) { 3775 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3776 return normalizedPackageName != null ? normalizedPackageName : packageName; 3777 } 3778 3779 @Override 3780 public void deletePreloadsFileCache() { 3781 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3782 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3783 } 3784 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3785 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3786 FileUtils.deleteContents(dir); 3787 } 3788 3789 @Override 3790 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3791 final IPackageDataObserver observer) { 3792 mContext.enforceCallingOrSelfPermission( 3793 android.Manifest.permission.CLEAR_APP_CACHE, null); 3794 mHandler.post(() -> { 3795 boolean success = false; 3796 try { 3797 freeStorage(volumeUuid, freeStorageSize, 0); 3798 success = true; 3799 } catch (IOException e) { 3800 Slog.w(TAG, e); 3801 } 3802 if (observer != null) { 3803 try { 3804 observer.onRemoveCompleted(null, success); 3805 } catch (RemoteException e) { 3806 Slog.w(TAG, e); 3807 } 3808 } 3809 }); 3810 } 3811 3812 @Override 3813 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3814 final IntentSender pi) { 3815 mContext.enforceCallingOrSelfPermission( 3816 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3817 mHandler.post(() -> { 3818 boolean success = false; 3819 try { 3820 freeStorage(volumeUuid, freeStorageSize, 0); 3821 success = true; 3822 } catch (IOException e) { 3823 Slog.w(TAG, e); 3824 } 3825 if (pi != null) { 3826 try { 3827 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3828 } catch (SendIntentException e) { 3829 Slog.w(TAG, e); 3830 } 3831 } 3832 }); 3833 } 3834 3835 /** 3836 * Blocking call to clear various types of cached data across the system 3837 * until the requested bytes are available. 3838 */ 3839 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3840 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3841 final File file = storage.findPathForUuid(volumeUuid); 3842 if (file.getUsableSpace() >= bytes) return; 3843 3844 if (ENABLE_FREE_CACHE_V2) { 3845 final boolean aggressive = (storageFlags 3846 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3847 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 3848 volumeUuid); 3849 3850 // 1. Pre-flight to determine if we have any chance to succeed 3851 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3852 if (internalVolume && (aggressive || SystemProperties 3853 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 3854 deletePreloadsFileCache(); 3855 if (file.getUsableSpace() >= bytes) return; 3856 } 3857 3858 // 3. Consider parsed APK data (aggressive only) 3859 if (internalVolume && aggressive) { 3860 FileUtils.deleteContents(mCacheDir); 3861 if (file.getUsableSpace() >= bytes) return; 3862 } 3863 3864 // 4. Consider cached app data (above quotas) 3865 try { 3866 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3867 } catch (InstallerException ignored) { 3868 } 3869 if (file.getUsableSpace() >= bytes) return; 3870 3871 // 5. Consider shared libraries with refcount=0 and age>2h 3872 // 6. Consider dexopt output (aggressive only) 3873 // 7. Consider ephemeral apps not used in last week 3874 3875 // 8. Consider cached app data (below quotas) 3876 try { 3877 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3878 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3879 } catch (InstallerException ignored) { 3880 } 3881 if (file.getUsableSpace() >= bytes) return; 3882 3883 // 9. Consider DropBox entries 3884 // 10. Consider ephemeral cookies 3885 3886 } else { 3887 try { 3888 mInstaller.freeCache(volumeUuid, bytes, 0); 3889 } catch (InstallerException ignored) { 3890 } 3891 if (file.getUsableSpace() >= bytes) return; 3892 } 3893 3894 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3895 } 3896 3897 /** 3898 * Update given flags based on encryption status of current user. 3899 */ 3900 private int updateFlags(int flags, int userId) { 3901 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3902 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3903 // Caller expressed an explicit opinion about what encryption 3904 // aware/unaware components they want to see, so fall through and 3905 // give them what they want 3906 } else { 3907 // Caller expressed no opinion, so match based on user state 3908 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3909 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3910 } else { 3911 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3912 } 3913 } 3914 return flags; 3915 } 3916 3917 private UserManagerInternal getUserManagerInternal() { 3918 if (mUserManagerInternal == null) { 3919 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3920 } 3921 return mUserManagerInternal; 3922 } 3923 3924 private DeviceIdleController.LocalService getDeviceIdleController() { 3925 if (mDeviceIdleController == null) { 3926 mDeviceIdleController = 3927 LocalServices.getService(DeviceIdleController.LocalService.class); 3928 } 3929 return mDeviceIdleController; 3930 } 3931 3932 /** 3933 * Update given flags when being used to request {@link PackageInfo}. 3934 */ 3935 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3936 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3937 boolean triaged = true; 3938 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3939 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3940 // Caller is asking for component details, so they'd better be 3941 // asking for specific encryption matching behavior, or be triaged 3942 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3943 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3944 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3945 triaged = false; 3946 } 3947 } 3948 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3949 | PackageManager.MATCH_SYSTEM_ONLY 3950 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3951 triaged = false; 3952 } 3953 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3954 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3955 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3956 + Debug.getCallers(5)); 3957 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3958 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3959 // If the caller wants all packages and has a restricted profile associated with it, 3960 // then match all users. This is to make sure that launchers that need to access work 3961 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3962 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3963 flags |= PackageManager.MATCH_ANY_USER; 3964 } 3965 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3966 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3967 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3968 } 3969 return updateFlags(flags, userId); 3970 } 3971 3972 /** 3973 * Update given flags when being used to request {@link ApplicationInfo}. 3974 */ 3975 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3976 return updateFlagsForPackage(flags, userId, cookie); 3977 } 3978 3979 /** 3980 * Update given flags when being used to request {@link ComponentInfo}. 3981 */ 3982 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3983 if (cookie instanceof Intent) { 3984 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3985 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3986 } 3987 } 3988 3989 boolean triaged = true; 3990 // Caller is asking for component details, so they'd better be 3991 // asking for specific encryption matching behavior, or be triaged 3992 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3993 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3994 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3995 triaged = false; 3996 } 3997 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3998 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3999 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4000 } 4001 4002 return updateFlags(flags, userId); 4003 } 4004 4005 /** 4006 * Update given intent when being used to request {@link ResolveInfo}. 4007 */ 4008 private Intent updateIntentForResolve(Intent intent) { 4009 if (intent.getSelector() != null) { 4010 intent = intent.getSelector(); 4011 } 4012 if (DEBUG_PREFERRED) { 4013 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4014 } 4015 return intent; 4016 } 4017 4018 /** 4019 * Update given flags when being used to request {@link ResolveInfo}. 4020 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4021 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4022 * flag set. However, this flag is only honoured in three circumstances: 4023 * <ul> 4024 * <li>when called from a system process</li> 4025 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4026 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4027 * action and a {@code android.intent.category.BROWSABLE} category</li> 4028 * </ul> 4029 */ 4030 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4031 boolean includeInstantApps) { 4032 // Safe mode means we shouldn't match any third-party components 4033 if (mSafeMode) { 4034 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4035 } 4036 if (getInstantAppPackageName(callingUid) != null) { 4037 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4038 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4039 flags |= PackageManager.MATCH_INSTANT; 4040 } else { 4041 // Otherwise, prevent leaking ephemeral components 4042 final boolean isSpecialProcess = 4043 callingUid == Process.SYSTEM_UID 4044 || callingUid == Process.SHELL_UID 4045 || callingUid == 0; 4046 final boolean allowMatchInstant = 4047 (includeInstantApps 4048 && Intent.ACTION_VIEW.equals(intent.getAction()) 4049 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4050 && hasWebURI(intent)) 4051 || isSpecialProcess 4052 || mContext.checkCallingOrSelfPermission( 4053 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4054 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4055 if (!allowMatchInstant) { 4056 flags &= ~PackageManager.MATCH_INSTANT; 4057 } 4058 } 4059 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4060 } 4061 4062 @Override 4063 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4064 if (!sUserManager.exists(userId)) return null; 4065 flags = updateFlagsForComponent(flags, userId, component); 4066 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4067 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4068 synchronized (mPackages) { 4069 PackageParser.Activity a = mActivities.mActivities.get(component); 4070 4071 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4072 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4073 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4074 if (ps == null) return null; 4075 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4076 userId); 4077 } 4078 if (mResolveComponentName.equals(component)) { 4079 return PackageParser.generateActivityInfo(mResolveActivity, flags, 4080 new PackageUserState(), userId); 4081 } 4082 } 4083 return null; 4084 } 4085 4086 @Override 4087 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4088 String resolvedType) { 4089 synchronized (mPackages) { 4090 if (component.equals(mResolveComponentName)) { 4091 // The resolver supports EVERYTHING! 4092 return true; 4093 } 4094 PackageParser.Activity a = mActivities.mActivities.get(component); 4095 if (a == null) { 4096 return false; 4097 } 4098 for (int i=0; i<a.intents.size(); i++) { 4099 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4100 intent.getData(), intent.getCategories(), TAG) >= 0) { 4101 return true; 4102 } 4103 } 4104 return false; 4105 } 4106 } 4107 4108 @Override 4109 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4110 if (!sUserManager.exists(userId)) return null; 4111 flags = updateFlagsForComponent(flags, userId, component); 4112 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4113 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4114 synchronized (mPackages) { 4115 PackageParser.Activity a = mReceivers.mActivities.get(component); 4116 if (DEBUG_PACKAGE_INFO) Log.v( 4117 TAG, "getReceiverInfo " + component + ": " + a); 4118 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4119 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4120 if (ps == null) return null; 4121 ActivityInfo ri = PackageParser.generateActivityInfo(a, flags, 4122 ps.readUserState(userId), userId); 4123 if (ri != null) { 4124 rebaseEnabledOverlays(ri.applicationInfo, userId); 4125 } 4126 return ri; 4127 } 4128 } 4129 return null; 4130 } 4131 4132 @Override 4133 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4134 if (!sUserManager.exists(userId)) return null; 4135 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4136 4137 flags = updateFlagsForPackage(flags, userId, null); 4138 4139 final boolean canSeeStaticLibraries = 4140 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4141 == PERMISSION_GRANTED 4142 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4143 == PERMISSION_GRANTED 4144 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4145 == PERMISSION_GRANTED 4146 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4147 == PERMISSION_GRANTED; 4148 4149 synchronized (mPackages) { 4150 List<SharedLibraryInfo> result = null; 4151 4152 final int libCount = mSharedLibraries.size(); 4153 for (int i = 0; i < libCount; i++) { 4154 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4155 if (versionedLib == null) { 4156 continue; 4157 } 4158 4159 final int versionCount = versionedLib.size(); 4160 for (int j = 0; j < versionCount; j++) { 4161 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4162 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4163 break; 4164 } 4165 final long identity = Binder.clearCallingIdentity(); 4166 try { 4167 // TODO: We will change version code to long, so in the new API it is long 4168 PackageInfo packageInfo = getPackageInfoVersioned( 4169 libInfo.getDeclaringPackage(), flags, userId); 4170 if (packageInfo == null) { 4171 continue; 4172 } 4173 } finally { 4174 Binder.restoreCallingIdentity(identity); 4175 } 4176 4177 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4178 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4179 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4180 4181 if (result == null) { 4182 result = new ArrayList<>(); 4183 } 4184 result.add(resLibInfo); 4185 } 4186 } 4187 4188 return result != null ? new ParceledListSlice<>(result) : null; 4189 } 4190 } 4191 4192 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4193 SharedLibraryInfo libInfo, int flags, int userId) { 4194 List<VersionedPackage> versionedPackages = null; 4195 final int packageCount = mSettings.mPackages.size(); 4196 for (int i = 0; i < packageCount; i++) { 4197 PackageSetting ps = mSettings.mPackages.valueAt(i); 4198 4199 if (ps == null) { 4200 continue; 4201 } 4202 4203 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4204 continue; 4205 } 4206 4207 final String libName = libInfo.getName(); 4208 if (libInfo.isStatic()) { 4209 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4210 if (libIdx < 0) { 4211 continue; 4212 } 4213 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4214 continue; 4215 } 4216 if (versionedPackages == null) { 4217 versionedPackages = new ArrayList<>(); 4218 } 4219 // If the dependent is a static shared lib, use the public package name 4220 String dependentPackageName = ps.name; 4221 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4222 dependentPackageName = ps.pkg.manifestPackageName; 4223 } 4224 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4225 } else if (ps.pkg != null) { 4226 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4227 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4228 if (versionedPackages == null) { 4229 versionedPackages = new ArrayList<>(); 4230 } 4231 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4232 } 4233 } 4234 } 4235 4236 return versionedPackages; 4237 } 4238 4239 @Override 4240 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4241 if (!sUserManager.exists(userId)) return null; 4242 flags = updateFlagsForComponent(flags, userId, component); 4243 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4244 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4245 synchronized (mPackages) { 4246 PackageParser.Service s = mServices.mServices.get(component); 4247 if (DEBUG_PACKAGE_INFO) Log.v( 4248 TAG, "getServiceInfo " + component + ": " + s); 4249 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4250 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4251 if (ps == null) return null; 4252 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4253 ps.readUserState(userId), userId); 4254 if (si != null) { 4255 rebaseEnabledOverlays(si.applicationInfo, userId); 4256 } 4257 return si; 4258 } 4259 } 4260 return null; 4261 } 4262 4263 @Override 4264 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4265 if (!sUserManager.exists(userId)) return null; 4266 flags = updateFlagsForComponent(flags, userId, component); 4267 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4268 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4269 synchronized (mPackages) { 4270 PackageParser.Provider p = mProviders.mProviders.get(component); 4271 if (DEBUG_PACKAGE_INFO) Log.v( 4272 TAG, "getProviderInfo " + component + ": " + p); 4273 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4274 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4275 if (ps == null) return null; 4276 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4277 ps.readUserState(userId), userId); 4278 if (pi != null) { 4279 rebaseEnabledOverlays(pi.applicationInfo, userId); 4280 } 4281 return pi; 4282 } 4283 } 4284 return null; 4285 } 4286 4287 @Override 4288 public String[] getSystemSharedLibraryNames() { 4289 synchronized (mPackages) { 4290 Set<String> libs = null; 4291 final int libCount = mSharedLibraries.size(); 4292 for (int i = 0; i < libCount; i++) { 4293 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4294 if (versionedLib == null) { 4295 continue; 4296 } 4297 final int versionCount = versionedLib.size(); 4298 for (int j = 0; j < versionCount; j++) { 4299 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4300 if (!libEntry.info.isStatic()) { 4301 if (libs == null) { 4302 libs = new ArraySet<>(); 4303 } 4304 libs.add(libEntry.info.getName()); 4305 break; 4306 } 4307 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4308 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4309 UserHandle.getUserId(Binder.getCallingUid()))) { 4310 if (libs == null) { 4311 libs = new ArraySet<>(); 4312 } 4313 libs.add(libEntry.info.getName()); 4314 break; 4315 } 4316 } 4317 } 4318 4319 if (libs != null) { 4320 String[] libsArray = new String[libs.size()]; 4321 libs.toArray(libsArray); 4322 return libsArray; 4323 } 4324 4325 return null; 4326 } 4327 } 4328 4329 @Override 4330 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4331 synchronized (mPackages) { 4332 return mServicesSystemSharedLibraryPackageName; 4333 } 4334 } 4335 4336 @Override 4337 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4338 synchronized (mPackages) { 4339 return mSharedSystemSharedLibraryPackageName; 4340 } 4341 } 4342 4343 private void updateSequenceNumberLP(String packageName, int[] userList) { 4344 for (int i = userList.length - 1; i >= 0; --i) { 4345 final int userId = userList[i]; 4346 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4347 if (changedPackages == null) { 4348 changedPackages = new SparseArray<>(); 4349 mChangedPackages.put(userId, changedPackages); 4350 } 4351 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4352 if (sequenceNumbers == null) { 4353 sequenceNumbers = new HashMap<>(); 4354 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4355 } 4356 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4357 if (sequenceNumber != null) { 4358 changedPackages.remove(sequenceNumber); 4359 } 4360 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4361 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4362 } 4363 mChangedPackagesSequenceNumber++; 4364 } 4365 4366 @Override 4367 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4368 synchronized (mPackages) { 4369 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4370 return null; 4371 } 4372 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4373 if (changedPackages == null) { 4374 return null; 4375 } 4376 final List<String> packageNames = 4377 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4378 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4379 final String packageName = changedPackages.get(i); 4380 if (packageName != null) { 4381 packageNames.add(packageName); 4382 } 4383 } 4384 return packageNames.isEmpty() 4385 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4386 } 4387 } 4388 4389 @Override 4390 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4391 ArrayList<FeatureInfo> res; 4392 synchronized (mAvailableFeatures) { 4393 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4394 res.addAll(mAvailableFeatures.values()); 4395 } 4396 final FeatureInfo fi = new FeatureInfo(); 4397 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4398 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4399 res.add(fi); 4400 4401 return new ParceledListSlice<>(res); 4402 } 4403 4404 @Override 4405 public boolean hasSystemFeature(String name, int version) { 4406 synchronized (mAvailableFeatures) { 4407 final FeatureInfo feat = mAvailableFeatures.get(name); 4408 if (feat == null) { 4409 return false; 4410 } else { 4411 return feat.version >= version; 4412 } 4413 } 4414 } 4415 4416 @Override 4417 public int checkPermission(String permName, String pkgName, int userId) { 4418 if (!sUserManager.exists(userId)) { 4419 return PackageManager.PERMISSION_DENIED; 4420 } 4421 4422 synchronized (mPackages) { 4423 final PackageParser.Package p = mPackages.get(pkgName); 4424 if (p != null && p.mExtras != null) { 4425 final PackageSetting ps = (PackageSetting) p.mExtras; 4426 final PermissionsState permissionsState = ps.getPermissionsState(); 4427 if (permissionsState.hasPermission(permName, userId)) { 4428 return PackageManager.PERMISSION_GRANTED; 4429 } 4430 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4431 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4432 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4433 return PackageManager.PERMISSION_GRANTED; 4434 } 4435 } 4436 } 4437 4438 return PackageManager.PERMISSION_DENIED; 4439 } 4440 4441 @Override 4442 public int checkUidPermission(String permName, int uid) { 4443 final int userId = UserHandle.getUserId(uid); 4444 4445 if (!sUserManager.exists(userId)) { 4446 return PackageManager.PERMISSION_DENIED; 4447 } 4448 4449 synchronized (mPackages) { 4450 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4451 if (obj != null) { 4452 final SettingBase ps = (SettingBase) obj; 4453 final PermissionsState permissionsState = ps.getPermissionsState(); 4454 if (permissionsState.hasPermission(permName, userId)) { 4455 return PackageManager.PERMISSION_GRANTED; 4456 } 4457 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4458 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4459 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4460 return PackageManager.PERMISSION_GRANTED; 4461 } 4462 } else { 4463 ArraySet<String> perms = mSystemPermissions.get(uid); 4464 if (perms != null) { 4465 if (perms.contains(permName)) { 4466 return PackageManager.PERMISSION_GRANTED; 4467 } 4468 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4469 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4470 return PackageManager.PERMISSION_GRANTED; 4471 } 4472 } 4473 } 4474 } 4475 4476 return PackageManager.PERMISSION_DENIED; 4477 } 4478 4479 @Override 4480 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4481 if (UserHandle.getCallingUserId() != userId) { 4482 mContext.enforceCallingPermission( 4483 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4484 "isPermissionRevokedByPolicy for user " + userId); 4485 } 4486 4487 if (checkPermission(permission, packageName, userId) 4488 == PackageManager.PERMISSION_GRANTED) { 4489 return false; 4490 } 4491 4492 final long identity = Binder.clearCallingIdentity(); 4493 try { 4494 final int flags = getPermissionFlags(permission, packageName, userId); 4495 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4496 } finally { 4497 Binder.restoreCallingIdentity(identity); 4498 } 4499 } 4500 4501 @Override 4502 public String getPermissionControllerPackageName() { 4503 synchronized (mPackages) { 4504 return mRequiredInstallerPackage; 4505 } 4506 } 4507 4508 /** 4509 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4510 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4511 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4512 * @param message the message to log on security exception 4513 */ 4514 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4515 boolean checkShell, String message) { 4516 if (userId < 0) { 4517 throw new IllegalArgumentException("Invalid userId " + userId); 4518 } 4519 if (checkShell) { 4520 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4521 } 4522 if (userId == UserHandle.getUserId(callingUid)) return; 4523 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4524 if (requireFullPermission) { 4525 mContext.enforceCallingOrSelfPermission( 4526 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4527 } else { 4528 try { 4529 mContext.enforceCallingOrSelfPermission( 4530 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4531 } catch (SecurityException se) { 4532 mContext.enforceCallingOrSelfPermission( 4533 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4534 } 4535 } 4536 } 4537 } 4538 4539 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4540 if (callingUid == Process.SHELL_UID) { 4541 if (userHandle >= 0 4542 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4543 throw new SecurityException("Shell does not have permission to access user " 4544 + userHandle); 4545 } else if (userHandle < 0) { 4546 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4547 + Debug.getCallers(3)); 4548 } 4549 } 4550 } 4551 4552 private BasePermission findPermissionTreeLP(String permName) { 4553 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4554 if (permName.startsWith(bp.name) && 4555 permName.length() > bp.name.length() && 4556 permName.charAt(bp.name.length()) == '.') { 4557 return bp; 4558 } 4559 } 4560 return null; 4561 } 4562 4563 private BasePermission checkPermissionTreeLP(String permName) { 4564 if (permName != null) { 4565 BasePermission bp = findPermissionTreeLP(permName); 4566 if (bp != null) { 4567 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4568 return bp; 4569 } 4570 throw new SecurityException("Calling uid " 4571 + Binder.getCallingUid() 4572 + " is not allowed to add to permission tree " 4573 + bp.name + " owned by uid " + bp.uid); 4574 } 4575 } 4576 throw new SecurityException("No permission tree found for " + permName); 4577 } 4578 4579 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4580 if (s1 == null) { 4581 return s2 == null; 4582 } 4583 if (s2 == null) { 4584 return false; 4585 } 4586 if (s1.getClass() != s2.getClass()) { 4587 return false; 4588 } 4589 return s1.equals(s2); 4590 } 4591 4592 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4593 if (pi1.icon != pi2.icon) return false; 4594 if (pi1.logo != pi2.logo) return false; 4595 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4596 if (!compareStrings(pi1.name, pi2.name)) return false; 4597 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4598 // We'll take care of setting this one. 4599 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4600 // These are not currently stored in settings. 4601 //if (!compareStrings(pi1.group, pi2.group)) return false; 4602 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4603 //if (pi1.labelRes != pi2.labelRes) return false; 4604 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4605 return true; 4606 } 4607 4608 int permissionInfoFootprint(PermissionInfo info) { 4609 int size = info.name.length(); 4610 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4611 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4612 return size; 4613 } 4614 4615 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4616 int size = 0; 4617 for (BasePermission perm : mSettings.mPermissions.values()) { 4618 if (perm.uid == tree.uid) { 4619 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4620 } 4621 } 4622 return size; 4623 } 4624 4625 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4626 // We calculate the max size of permissions defined by this uid and throw 4627 // if that plus the size of 'info' would exceed our stated maximum. 4628 if (tree.uid != Process.SYSTEM_UID) { 4629 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4630 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4631 throw new SecurityException("Permission tree size cap exceeded"); 4632 } 4633 } 4634 } 4635 4636 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4637 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4638 throw new SecurityException("Label must be specified in permission"); 4639 } 4640 BasePermission tree = checkPermissionTreeLP(info.name); 4641 BasePermission bp = mSettings.mPermissions.get(info.name); 4642 boolean added = bp == null; 4643 boolean changed = true; 4644 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4645 if (added) { 4646 enforcePermissionCapLocked(info, tree); 4647 bp = new BasePermission(info.name, tree.sourcePackage, 4648 BasePermission.TYPE_DYNAMIC); 4649 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4650 throw new SecurityException( 4651 "Not allowed to modify non-dynamic permission " 4652 + info.name); 4653 } else { 4654 if (bp.protectionLevel == fixedLevel 4655 && bp.perm.owner.equals(tree.perm.owner) 4656 && bp.uid == tree.uid 4657 && comparePermissionInfos(bp.perm.info, info)) { 4658 changed = false; 4659 } 4660 } 4661 bp.protectionLevel = fixedLevel; 4662 info = new PermissionInfo(info); 4663 info.protectionLevel = fixedLevel; 4664 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4665 bp.perm.info.packageName = tree.perm.info.packageName; 4666 bp.uid = tree.uid; 4667 if (added) { 4668 mSettings.mPermissions.put(info.name, bp); 4669 } 4670 if (changed) { 4671 if (!async) { 4672 mSettings.writeLPr(); 4673 } else { 4674 scheduleWriteSettingsLocked(); 4675 } 4676 } 4677 return added; 4678 } 4679 4680 @Override 4681 public boolean addPermission(PermissionInfo info) { 4682 synchronized (mPackages) { 4683 return addPermissionLocked(info, false); 4684 } 4685 } 4686 4687 @Override 4688 public boolean addPermissionAsync(PermissionInfo info) { 4689 synchronized (mPackages) { 4690 return addPermissionLocked(info, true); 4691 } 4692 } 4693 4694 @Override 4695 public void removePermission(String name) { 4696 synchronized (mPackages) { 4697 checkPermissionTreeLP(name); 4698 BasePermission bp = mSettings.mPermissions.get(name); 4699 if (bp != null) { 4700 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4701 throw new SecurityException( 4702 "Not allowed to modify non-dynamic permission " 4703 + name); 4704 } 4705 mSettings.mPermissions.remove(name); 4706 mSettings.writeLPr(); 4707 } 4708 } 4709 } 4710 4711 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4712 BasePermission bp) { 4713 int index = pkg.requestedPermissions.indexOf(bp.name); 4714 if (index == -1) { 4715 throw new SecurityException("Package " + pkg.packageName 4716 + " has not requested permission " + bp.name); 4717 } 4718 if (!bp.isRuntime() && !bp.isDevelopment()) { 4719 throw new SecurityException("Permission " + bp.name 4720 + " is not a changeable permission type"); 4721 } 4722 } 4723 4724 @Override 4725 public void grantRuntimePermission(String packageName, String name, final int userId) { 4726 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4727 } 4728 4729 private void grantRuntimePermission(String packageName, String name, final int userId, 4730 boolean overridePolicy) { 4731 if (!sUserManager.exists(userId)) { 4732 Log.e(TAG, "No such user:" + userId); 4733 return; 4734 } 4735 4736 mContext.enforceCallingOrSelfPermission( 4737 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4738 "grantRuntimePermission"); 4739 4740 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4741 true /* requireFullPermission */, true /* checkShell */, 4742 "grantRuntimePermission"); 4743 4744 final int uid; 4745 final SettingBase sb; 4746 4747 synchronized (mPackages) { 4748 final PackageParser.Package pkg = mPackages.get(packageName); 4749 if (pkg == null) { 4750 throw new IllegalArgumentException("Unknown package: " + packageName); 4751 } 4752 4753 final BasePermission bp = mSettings.mPermissions.get(name); 4754 if (bp == null) { 4755 throw new IllegalArgumentException("Unknown permission: " + name); 4756 } 4757 4758 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4759 4760 // If a permission review is required for legacy apps we represent 4761 // their permissions as always granted runtime ones since we need 4762 // to keep the review required permission flag per user while an 4763 // install permission's state is shared across all users. 4764 if (mPermissionReviewRequired 4765 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4766 && bp.isRuntime()) { 4767 return; 4768 } 4769 4770 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4771 sb = (SettingBase) pkg.mExtras; 4772 if (sb == null) { 4773 throw new IllegalArgumentException("Unknown package: " + packageName); 4774 } 4775 4776 final PermissionsState permissionsState = sb.getPermissionsState(); 4777 4778 final int flags = permissionsState.getPermissionFlags(name, userId); 4779 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4780 throw new SecurityException("Cannot grant system fixed permission " 4781 + name + " for package " + packageName); 4782 } 4783 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4784 throw new SecurityException("Cannot grant policy fixed permission " 4785 + name + " for package " + packageName); 4786 } 4787 4788 if (bp.isDevelopment()) { 4789 // Development permissions must be handled specially, since they are not 4790 // normal runtime permissions. For now they apply to all users. 4791 if (permissionsState.grantInstallPermission(bp) != 4792 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4793 scheduleWriteSettingsLocked(); 4794 } 4795 return; 4796 } 4797 4798 final PackageSetting ps = mSettings.mPackages.get(packageName); 4799 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4800 throw new SecurityException("Cannot grant non-ephemeral permission" 4801 + name + " for package " + packageName); 4802 } 4803 4804 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4805 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4806 return; 4807 } 4808 4809 final int result = permissionsState.grantRuntimePermission(bp, userId); 4810 switch (result) { 4811 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4812 return; 4813 } 4814 4815 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4816 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4817 mHandler.post(new Runnable() { 4818 @Override 4819 public void run() { 4820 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4821 } 4822 }); 4823 } 4824 break; 4825 } 4826 4827 if (bp.isRuntime()) { 4828 logPermissionGranted(mContext, name, packageName); 4829 } 4830 4831 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4832 4833 // Not critical if that is lost - app has to request again. 4834 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4835 } 4836 4837 // Only need to do this if user is initialized. Otherwise it's a new user 4838 // and there are no processes running as the user yet and there's no need 4839 // to make an expensive call to remount processes for the changed permissions. 4840 if (READ_EXTERNAL_STORAGE.equals(name) 4841 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4842 final long token = Binder.clearCallingIdentity(); 4843 try { 4844 if (sUserManager.isInitialized(userId)) { 4845 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4846 StorageManagerInternal.class); 4847 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4848 } 4849 } finally { 4850 Binder.restoreCallingIdentity(token); 4851 } 4852 } 4853 } 4854 4855 @Override 4856 public void revokeRuntimePermission(String packageName, String name, int userId) { 4857 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4858 } 4859 4860 private void revokeRuntimePermission(String packageName, String name, int userId, 4861 boolean overridePolicy) { 4862 if (!sUserManager.exists(userId)) { 4863 Log.e(TAG, "No such user:" + userId); 4864 return; 4865 } 4866 4867 mContext.enforceCallingOrSelfPermission( 4868 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4869 "revokeRuntimePermission"); 4870 4871 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4872 true /* requireFullPermission */, true /* checkShell */, 4873 "revokeRuntimePermission"); 4874 4875 final int appId; 4876 4877 synchronized (mPackages) { 4878 final PackageParser.Package pkg = mPackages.get(packageName); 4879 if (pkg == null) { 4880 throw new IllegalArgumentException("Unknown package: " + packageName); 4881 } 4882 4883 final BasePermission bp = mSettings.mPermissions.get(name); 4884 if (bp == null) { 4885 throw new IllegalArgumentException("Unknown permission: " + name); 4886 } 4887 4888 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4889 4890 // If a permission review is required for legacy apps we represent 4891 // their permissions as always granted runtime ones since we need 4892 // to keep the review required permission flag per user while an 4893 // install permission's state is shared across all users. 4894 if (mPermissionReviewRequired 4895 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4896 && bp.isRuntime()) { 4897 return; 4898 } 4899 4900 SettingBase sb = (SettingBase) pkg.mExtras; 4901 if (sb == null) { 4902 throw new IllegalArgumentException("Unknown package: " + packageName); 4903 } 4904 4905 final PermissionsState permissionsState = sb.getPermissionsState(); 4906 4907 final int flags = permissionsState.getPermissionFlags(name, userId); 4908 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4909 throw new SecurityException("Cannot revoke system fixed permission " 4910 + name + " for package " + packageName); 4911 } 4912 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4913 throw new SecurityException("Cannot revoke policy fixed permission " 4914 + name + " for package " + packageName); 4915 } 4916 4917 if (bp.isDevelopment()) { 4918 // Development permissions must be handled specially, since they are not 4919 // normal runtime permissions. For now they apply to all users. 4920 if (permissionsState.revokeInstallPermission(bp) != 4921 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4922 scheduleWriteSettingsLocked(); 4923 } 4924 return; 4925 } 4926 4927 if (permissionsState.revokeRuntimePermission(bp, userId) == 4928 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4929 return; 4930 } 4931 4932 if (bp.isRuntime()) { 4933 logPermissionRevoked(mContext, name, packageName); 4934 } 4935 4936 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4937 4938 // Critical, after this call app should never have the permission. 4939 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4940 4941 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4942 } 4943 4944 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4945 } 4946 4947 /** 4948 * Get the first event id for the permission. 4949 * 4950 * <p>There are four events for each permission: <ul> 4951 * <li>Request permission: first id + 0</li> 4952 * <li>Grant permission: first id + 1</li> 4953 * <li>Request for permission denied: first id + 2</li> 4954 * <li>Revoke permission: first id + 3</li> 4955 * </ul></p> 4956 * 4957 * @param name name of the permission 4958 * 4959 * @return The first event id for the permission 4960 */ 4961 private static int getBaseEventId(@NonNull String name) { 4962 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4963 4964 if (eventIdIndex == -1) { 4965 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4966 || "user".equals(Build.TYPE)) { 4967 Log.i(TAG, "Unknown permission " + name); 4968 4969 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4970 } else { 4971 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4972 // 4973 // Also update 4974 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4975 // - metrics_constants.proto 4976 throw new IllegalStateException("Unknown permission " + name); 4977 } 4978 } 4979 4980 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4981 } 4982 4983 /** 4984 * Log that a permission was revoked. 4985 * 4986 * @param context Context of the caller 4987 * @param name name of the permission 4988 * @param packageName package permission if for 4989 */ 4990 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4991 @NonNull String packageName) { 4992 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4993 } 4994 4995 /** 4996 * Log that a permission request was granted. 4997 * 4998 * @param context Context of the caller 4999 * @param name name of the permission 5000 * @param packageName package permission if for 5001 */ 5002 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5003 @NonNull String packageName) { 5004 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5005 } 5006 5007 @Override 5008 public void resetRuntimePermissions() { 5009 mContext.enforceCallingOrSelfPermission( 5010 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5011 "revokeRuntimePermission"); 5012 5013 int callingUid = Binder.getCallingUid(); 5014 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5015 mContext.enforceCallingOrSelfPermission( 5016 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5017 "resetRuntimePermissions"); 5018 } 5019 5020 synchronized (mPackages) { 5021 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5022 for (int userId : UserManagerService.getInstance().getUserIds()) { 5023 final int packageCount = mPackages.size(); 5024 for (int i = 0; i < packageCount; i++) { 5025 PackageParser.Package pkg = mPackages.valueAt(i); 5026 if (!(pkg.mExtras instanceof PackageSetting)) { 5027 continue; 5028 } 5029 PackageSetting ps = (PackageSetting) pkg.mExtras; 5030 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5031 } 5032 } 5033 } 5034 } 5035 5036 @Override 5037 public int getPermissionFlags(String name, String packageName, int userId) { 5038 if (!sUserManager.exists(userId)) { 5039 return 0; 5040 } 5041 5042 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5043 5044 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5045 true /* requireFullPermission */, false /* checkShell */, 5046 "getPermissionFlags"); 5047 5048 synchronized (mPackages) { 5049 final PackageParser.Package pkg = mPackages.get(packageName); 5050 if (pkg == null) { 5051 return 0; 5052 } 5053 5054 final BasePermission bp = mSettings.mPermissions.get(name); 5055 if (bp == null) { 5056 return 0; 5057 } 5058 5059 SettingBase sb = (SettingBase) pkg.mExtras; 5060 if (sb == null) { 5061 return 0; 5062 } 5063 5064 PermissionsState permissionsState = sb.getPermissionsState(); 5065 return permissionsState.getPermissionFlags(name, userId); 5066 } 5067 } 5068 5069 @Override 5070 public void updatePermissionFlags(String name, String packageName, int flagMask, 5071 int flagValues, int userId) { 5072 if (!sUserManager.exists(userId)) { 5073 return; 5074 } 5075 5076 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5077 5078 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5079 true /* requireFullPermission */, true /* checkShell */, 5080 "updatePermissionFlags"); 5081 5082 // Only the system can change these flags and nothing else. 5083 if (getCallingUid() != Process.SYSTEM_UID) { 5084 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5085 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5086 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5087 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5088 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5089 } 5090 5091 synchronized (mPackages) { 5092 final PackageParser.Package pkg = mPackages.get(packageName); 5093 if (pkg == null) { 5094 throw new IllegalArgumentException("Unknown package: " + packageName); 5095 } 5096 5097 final BasePermission bp = mSettings.mPermissions.get(name); 5098 if (bp == null) { 5099 throw new IllegalArgumentException("Unknown permission: " + name); 5100 } 5101 5102 SettingBase sb = (SettingBase) pkg.mExtras; 5103 if (sb == null) { 5104 throw new IllegalArgumentException("Unknown package: " + packageName); 5105 } 5106 5107 PermissionsState permissionsState = sb.getPermissionsState(); 5108 5109 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5110 5111 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5112 // Install and runtime permissions are stored in different places, 5113 // so figure out what permission changed and persist the change. 5114 if (permissionsState.getInstallPermissionState(name) != null) { 5115 scheduleWriteSettingsLocked(); 5116 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5117 || hadState) { 5118 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5119 } 5120 } 5121 } 5122 } 5123 5124 /** 5125 * Update the permission flags for all packages and runtime permissions of a user in order 5126 * to allow device or profile owner to remove POLICY_FIXED. 5127 */ 5128 @Override 5129 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5130 if (!sUserManager.exists(userId)) { 5131 return; 5132 } 5133 5134 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5135 5136 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5137 true /* requireFullPermission */, true /* checkShell */, 5138 "updatePermissionFlagsForAllApps"); 5139 5140 // Only the system can change system fixed flags. 5141 if (getCallingUid() != Process.SYSTEM_UID) { 5142 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5143 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5144 } 5145 5146 synchronized (mPackages) { 5147 boolean changed = false; 5148 final int packageCount = mPackages.size(); 5149 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5150 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5151 SettingBase sb = (SettingBase) pkg.mExtras; 5152 if (sb == null) { 5153 continue; 5154 } 5155 PermissionsState permissionsState = sb.getPermissionsState(); 5156 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5157 userId, flagMask, flagValues); 5158 } 5159 if (changed) { 5160 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5161 } 5162 } 5163 } 5164 5165 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5166 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5167 != PackageManager.PERMISSION_GRANTED 5168 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5169 != PackageManager.PERMISSION_GRANTED) { 5170 throw new SecurityException(message + " requires " 5171 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5172 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5173 } 5174 } 5175 5176 @Override 5177 public boolean shouldShowRequestPermissionRationale(String permissionName, 5178 String packageName, int userId) { 5179 if (UserHandle.getCallingUserId() != userId) { 5180 mContext.enforceCallingPermission( 5181 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5182 "canShowRequestPermissionRationale for user " + userId); 5183 } 5184 5185 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5186 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5187 return false; 5188 } 5189 5190 if (checkPermission(permissionName, packageName, userId) 5191 == PackageManager.PERMISSION_GRANTED) { 5192 return false; 5193 } 5194 5195 final int flags; 5196 5197 final long identity = Binder.clearCallingIdentity(); 5198 try { 5199 flags = getPermissionFlags(permissionName, 5200 packageName, userId); 5201 } finally { 5202 Binder.restoreCallingIdentity(identity); 5203 } 5204 5205 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5206 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5207 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5208 5209 if ((flags & fixedFlags) != 0) { 5210 return false; 5211 } 5212 5213 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5214 } 5215 5216 @Override 5217 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5218 mContext.enforceCallingOrSelfPermission( 5219 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5220 "addOnPermissionsChangeListener"); 5221 5222 synchronized (mPackages) { 5223 mOnPermissionChangeListeners.addListenerLocked(listener); 5224 } 5225 } 5226 5227 @Override 5228 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5229 synchronized (mPackages) { 5230 mOnPermissionChangeListeners.removeListenerLocked(listener); 5231 } 5232 } 5233 5234 @Override 5235 public boolean isProtectedBroadcast(String actionName) { 5236 synchronized (mPackages) { 5237 if (mProtectedBroadcasts.contains(actionName)) { 5238 return true; 5239 } else if (actionName != null) { 5240 // TODO: remove these terrible hacks 5241 if (actionName.startsWith("android.net.netmon.lingerExpired") 5242 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5243 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5244 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5245 return true; 5246 } 5247 } 5248 } 5249 return false; 5250 } 5251 5252 @Override 5253 public int checkSignatures(String pkg1, String pkg2) { 5254 synchronized (mPackages) { 5255 final PackageParser.Package p1 = mPackages.get(pkg1); 5256 final PackageParser.Package p2 = mPackages.get(pkg2); 5257 if (p1 == null || p1.mExtras == null 5258 || p2 == null || p2.mExtras == null) { 5259 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5260 } 5261 return compareSignatures(p1.mSignatures, p2.mSignatures); 5262 } 5263 } 5264 5265 @Override 5266 public int checkUidSignatures(int uid1, int uid2) { 5267 // Map to base uids. 5268 uid1 = UserHandle.getAppId(uid1); 5269 uid2 = UserHandle.getAppId(uid2); 5270 // reader 5271 synchronized (mPackages) { 5272 Signature[] s1; 5273 Signature[] s2; 5274 Object obj = mSettings.getUserIdLPr(uid1); 5275 if (obj != null) { 5276 if (obj instanceof SharedUserSetting) { 5277 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5278 } else if (obj instanceof PackageSetting) { 5279 s1 = ((PackageSetting)obj).signatures.mSignatures; 5280 } else { 5281 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5282 } 5283 } else { 5284 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5285 } 5286 obj = mSettings.getUserIdLPr(uid2); 5287 if (obj != null) { 5288 if (obj instanceof SharedUserSetting) { 5289 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5290 } else if (obj instanceof PackageSetting) { 5291 s2 = ((PackageSetting)obj).signatures.mSignatures; 5292 } else { 5293 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5294 } 5295 } else { 5296 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5297 } 5298 return compareSignatures(s1, s2); 5299 } 5300 } 5301 5302 /** 5303 * This method should typically only be used when granting or revoking 5304 * permissions, since the app may immediately restart after this call. 5305 * <p> 5306 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5307 * guard your work against the app being relaunched. 5308 */ 5309 private void killUid(int appId, int userId, String reason) { 5310 final long identity = Binder.clearCallingIdentity(); 5311 try { 5312 IActivityManager am = ActivityManager.getService(); 5313 if (am != null) { 5314 try { 5315 am.killUid(appId, userId, reason); 5316 } catch (RemoteException e) { 5317 /* ignore - same process */ 5318 } 5319 } 5320 } finally { 5321 Binder.restoreCallingIdentity(identity); 5322 } 5323 } 5324 5325 /** 5326 * Compares two sets of signatures. Returns: 5327 * <br /> 5328 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5329 * <br /> 5330 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5331 * <br /> 5332 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5333 * <br /> 5334 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5335 * <br /> 5336 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5337 */ 5338 static int compareSignatures(Signature[] s1, Signature[] s2) { 5339 if (s1 == null) { 5340 return s2 == null 5341 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5342 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5343 } 5344 5345 if (s2 == null) { 5346 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5347 } 5348 5349 if (s1.length != s2.length) { 5350 return PackageManager.SIGNATURE_NO_MATCH; 5351 } 5352 5353 // Since both signature sets are of size 1, we can compare without HashSets. 5354 if (s1.length == 1) { 5355 return s1[0].equals(s2[0]) ? 5356 PackageManager.SIGNATURE_MATCH : 5357 PackageManager.SIGNATURE_NO_MATCH; 5358 } 5359 5360 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5361 for (Signature sig : s1) { 5362 set1.add(sig); 5363 } 5364 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5365 for (Signature sig : s2) { 5366 set2.add(sig); 5367 } 5368 // Make sure s2 contains all signatures in s1. 5369 if (set1.equals(set2)) { 5370 return PackageManager.SIGNATURE_MATCH; 5371 } 5372 return PackageManager.SIGNATURE_NO_MATCH; 5373 } 5374 5375 /** 5376 * If the database version for this type of package (internal storage or 5377 * external storage) is less than the version where package signatures 5378 * were updated, return true. 5379 */ 5380 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5381 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5382 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5383 } 5384 5385 /** 5386 * Used for backward compatibility to make sure any packages with 5387 * certificate chains get upgraded to the new style. {@code existingSigs} 5388 * will be in the old format (since they were stored on disk from before the 5389 * system upgrade) and {@code scannedSigs} will be in the newer format. 5390 */ 5391 private int compareSignaturesCompat(PackageSignatures existingSigs, 5392 PackageParser.Package scannedPkg) { 5393 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5394 return PackageManager.SIGNATURE_NO_MATCH; 5395 } 5396 5397 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5398 for (Signature sig : existingSigs.mSignatures) { 5399 existingSet.add(sig); 5400 } 5401 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5402 for (Signature sig : scannedPkg.mSignatures) { 5403 try { 5404 Signature[] chainSignatures = sig.getChainSignatures(); 5405 for (Signature chainSig : chainSignatures) { 5406 scannedCompatSet.add(chainSig); 5407 } 5408 } catch (CertificateEncodingException e) { 5409 scannedCompatSet.add(sig); 5410 } 5411 } 5412 /* 5413 * Make sure the expanded scanned set contains all signatures in the 5414 * existing one. 5415 */ 5416 if (scannedCompatSet.equals(existingSet)) { 5417 // Migrate the old signatures to the new scheme. 5418 existingSigs.assignSignatures(scannedPkg.mSignatures); 5419 // The new KeySets will be re-added later in the scanning process. 5420 synchronized (mPackages) { 5421 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5422 } 5423 return PackageManager.SIGNATURE_MATCH; 5424 } 5425 return PackageManager.SIGNATURE_NO_MATCH; 5426 } 5427 5428 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5429 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5430 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5431 } 5432 5433 private int compareSignaturesRecover(PackageSignatures existingSigs, 5434 PackageParser.Package scannedPkg) { 5435 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5436 return PackageManager.SIGNATURE_NO_MATCH; 5437 } 5438 5439 String msg = null; 5440 try { 5441 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5442 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5443 + scannedPkg.packageName); 5444 return PackageManager.SIGNATURE_MATCH; 5445 } 5446 } catch (CertificateException e) { 5447 msg = e.getMessage(); 5448 } 5449 5450 logCriticalInfo(Log.INFO, 5451 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5452 return PackageManager.SIGNATURE_NO_MATCH; 5453 } 5454 5455 @Override 5456 public List<String> getAllPackages() { 5457 synchronized (mPackages) { 5458 return new ArrayList<String>(mPackages.keySet()); 5459 } 5460 } 5461 5462 @Override 5463 public String[] getPackagesForUid(int uid) { 5464 final int userId = UserHandle.getUserId(uid); 5465 uid = UserHandle.getAppId(uid); 5466 // reader 5467 synchronized (mPackages) { 5468 Object obj = mSettings.getUserIdLPr(uid); 5469 if (obj instanceof SharedUserSetting) { 5470 final SharedUserSetting sus = (SharedUserSetting) obj; 5471 final int N = sus.packages.size(); 5472 String[] res = new String[N]; 5473 final Iterator<PackageSetting> it = sus.packages.iterator(); 5474 int i = 0; 5475 while (it.hasNext()) { 5476 PackageSetting ps = it.next(); 5477 if (ps.getInstalled(userId)) { 5478 res[i++] = ps.name; 5479 } else { 5480 res = ArrayUtils.removeElement(String.class, res, res[i]); 5481 } 5482 } 5483 return res; 5484 } else if (obj instanceof PackageSetting) { 5485 final PackageSetting ps = (PackageSetting) obj; 5486 if (ps.getInstalled(userId)) { 5487 return new String[]{ps.name}; 5488 } 5489 } 5490 } 5491 return null; 5492 } 5493 5494 @Override 5495 public String getNameForUid(int uid) { 5496 // reader 5497 synchronized (mPackages) { 5498 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5499 if (obj instanceof SharedUserSetting) { 5500 final SharedUserSetting sus = (SharedUserSetting) obj; 5501 return sus.name + ":" + sus.userId; 5502 } else if (obj instanceof PackageSetting) { 5503 final PackageSetting ps = (PackageSetting) obj; 5504 return ps.name; 5505 } 5506 } 5507 return null; 5508 } 5509 5510 @Override 5511 public int getUidForSharedUser(String sharedUserName) { 5512 if(sharedUserName == null) { 5513 return -1; 5514 } 5515 // reader 5516 synchronized (mPackages) { 5517 SharedUserSetting suid; 5518 try { 5519 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5520 if (suid != null) { 5521 return suid.userId; 5522 } 5523 } catch (PackageManagerException ignore) { 5524 // can't happen, but, still need to catch it 5525 } 5526 return -1; 5527 } 5528 } 5529 5530 @Override 5531 public int getFlagsForUid(int uid) { 5532 synchronized (mPackages) { 5533 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5534 if (obj instanceof SharedUserSetting) { 5535 final SharedUserSetting sus = (SharedUserSetting) obj; 5536 return sus.pkgFlags; 5537 } else if (obj instanceof PackageSetting) { 5538 final PackageSetting ps = (PackageSetting) obj; 5539 return ps.pkgFlags; 5540 } 5541 } 5542 return 0; 5543 } 5544 5545 @Override 5546 public int getPrivateFlagsForUid(int uid) { 5547 synchronized (mPackages) { 5548 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5549 if (obj instanceof SharedUserSetting) { 5550 final SharedUserSetting sus = (SharedUserSetting) obj; 5551 return sus.pkgPrivateFlags; 5552 } else if (obj instanceof PackageSetting) { 5553 final PackageSetting ps = (PackageSetting) obj; 5554 return ps.pkgPrivateFlags; 5555 } 5556 } 5557 return 0; 5558 } 5559 5560 @Override 5561 public boolean isUidPrivileged(int uid) { 5562 uid = UserHandle.getAppId(uid); 5563 // reader 5564 synchronized (mPackages) { 5565 Object obj = mSettings.getUserIdLPr(uid); 5566 if (obj instanceof SharedUserSetting) { 5567 final SharedUserSetting sus = (SharedUserSetting) obj; 5568 final Iterator<PackageSetting> it = sus.packages.iterator(); 5569 while (it.hasNext()) { 5570 if (it.next().isPrivileged()) { 5571 return true; 5572 } 5573 } 5574 } else if (obj instanceof PackageSetting) { 5575 final PackageSetting ps = (PackageSetting) obj; 5576 return ps.isPrivileged(); 5577 } 5578 } 5579 return false; 5580 } 5581 5582 @Override 5583 public String[] getAppOpPermissionPackages(String permissionName) { 5584 synchronized (mPackages) { 5585 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5586 if (pkgs == null) { 5587 return null; 5588 } 5589 return pkgs.toArray(new String[pkgs.size()]); 5590 } 5591 } 5592 5593 @Override 5594 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5595 int flags, int userId) { 5596 return resolveIntentInternal( 5597 intent, resolvedType, flags, userId, false /*includeInstantApps*/); 5598 } 5599 5600 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5601 int flags, int userId, boolean includeInstantApps) { 5602 try { 5603 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5604 5605 if (!sUserManager.exists(userId)) return null; 5606 final int callingUid = Binder.getCallingUid(); 5607 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 5608 enforceCrossUserPermission(callingUid, userId, 5609 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5610 5611 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5612 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5613 flags, userId, includeInstantApps); 5614 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5615 5616 final ResolveInfo bestChoice = 5617 chooseBestActivity(intent, resolvedType, flags, query, userId); 5618 return bestChoice; 5619 } finally { 5620 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5621 } 5622 } 5623 5624 @Override 5625 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5626 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5627 throw new SecurityException( 5628 "findPersistentPreferredActivity can only be run by the system"); 5629 } 5630 if (!sUserManager.exists(userId)) { 5631 return null; 5632 } 5633 final int callingUid = Binder.getCallingUid(); 5634 intent = updateIntentForResolve(intent); 5635 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5636 final int flags = updateFlagsForResolve( 5637 0, userId, intent, callingUid, false /*includeInstantApps*/); 5638 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5639 userId); 5640 synchronized (mPackages) { 5641 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5642 userId); 5643 } 5644 } 5645 5646 @Override 5647 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5648 IntentFilter filter, int match, ComponentName activity) { 5649 final int userId = UserHandle.getCallingUserId(); 5650 if (DEBUG_PREFERRED) { 5651 Log.v(TAG, "setLastChosenActivity intent=" + intent 5652 + " resolvedType=" + resolvedType 5653 + " flags=" + flags 5654 + " filter=" + filter 5655 + " match=" + match 5656 + " activity=" + activity); 5657 filter.dump(new PrintStreamPrinter(System.out), " "); 5658 } 5659 intent.setComponent(null); 5660 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5661 userId); 5662 // Find any earlier preferred or last chosen entries and nuke them 5663 findPreferredActivity(intent, resolvedType, 5664 flags, query, 0, false, true, false, userId); 5665 // Add the new activity as the last chosen for this filter 5666 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5667 "Setting last chosen"); 5668 } 5669 5670 @Override 5671 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5672 final int userId = UserHandle.getCallingUserId(); 5673 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5674 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5675 userId); 5676 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5677 false, false, false, userId); 5678 } 5679 5680 /** 5681 * Returns whether or not instant apps have been disabled remotely. 5682 * <p><em>IMPORTANT</em> This should not be called with the package manager lock 5683 * held. Otherwise we run the risk of deadlock. 5684 */ 5685 private boolean isEphemeralDisabled() { 5686 // ephemeral apps have been disabled across the board 5687 if (DISABLE_EPHEMERAL_APPS) { 5688 return true; 5689 } 5690 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5691 if (!mSystemReady) { 5692 return true; 5693 } 5694 // we can't get a content resolver until the system is ready; these checks must happen last 5695 final ContentResolver resolver = mContext.getContentResolver(); 5696 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5697 return true; 5698 } 5699 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5700 } 5701 5702 private boolean isEphemeralAllowed( 5703 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5704 boolean skipPackageCheck) { 5705 final int callingUser = UserHandle.getCallingUserId(); 5706 if (callingUser != UserHandle.USER_SYSTEM) { 5707 return false; 5708 } 5709 if (mInstantAppResolverConnection == null) { 5710 return false; 5711 } 5712 if (mInstantAppInstallerComponent == null) { 5713 return false; 5714 } 5715 if (intent.getComponent() != null) { 5716 return false; 5717 } 5718 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5719 return false; 5720 } 5721 if (!skipPackageCheck && intent.getPackage() != null) { 5722 return false; 5723 } 5724 final boolean isWebUri = hasWebURI(intent); 5725 if (!isWebUri || intent.getData().getHost() == null) { 5726 return false; 5727 } 5728 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5729 // Or if there's already an ephemeral app installed that handles the action 5730 synchronized (mPackages) { 5731 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5732 for (int n = 0; n < count; n++) { 5733 ResolveInfo info = resolvedActivities.get(n); 5734 String packageName = info.activityInfo.packageName; 5735 PackageSetting ps = mSettings.mPackages.get(packageName); 5736 if (ps != null) { 5737 // Try to get the status from User settings first 5738 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5739 int status = (int) (packedStatus >> 32); 5740 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5741 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5742 if (DEBUG_EPHEMERAL) { 5743 Slog.v(TAG, "DENY ephemeral apps;" 5744 + " pkg: " + packageName + ", status: " + status); 5745 } 5746 return false; 5747 } 5748 if (ps.getInstantApp(userId)) { 5749 if (DEBUG_EPHEMERAL) { 5750 Slog.v(TAG, "DENY instant app installed;" 5751 + " pkg: " + packageName); 5752 } 5753 return false; 5754 } 5755 } 5756 } 5757 } 5758 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5759 return true; 5760 } 5761 5762 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5763 Intent origIntent, String resolvedType, String callingPackage, 5764 int userId) { 5765 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5766 new InstantAppRequest(responseObj, origIntent, resolvedType, 5767 callingPackage, userId)); 5768 mHandler.sendMessage(msg); 5769 } 5770 5771 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5772 int flags, List<ResolveInfo> query, int userId) { 5773 if (query != null) { 5774 final int N = query.size(); 5775 if (N == 1) { 5776 return query.get(0); 5777 } else if (N > 1) { 5778 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5779 // If there is more than one activity with the same priority, 5780 // then let the user decide between them. 5781 ResolveInfo r0 = query.get(0); 5782 ResolveInfo r1 = query.get(1); 5783 if (DEBUG_INTENT_MATCHING || debug) { 5784 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5785 + r1.activityInfo.name + "=" + r1.priority); 5786 } 5787 // If the first activity has a higher priority, or a different 5788 // default, then it is always desirable to pick it. 5789 if (r0.priority != r1.priority 5790 || r0.preferredOrder != r1.preferredOrder 5791 || r0.isDefault != r1.isDefault) { 5792 return query.get(0); 5793 } 5794 // If we have saved a preference for a preferred activity for 5795 // this Intent, use that. 5796 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5797 flags, query, r0.priority, true, false, debug, userId); 5798 if (ri != null) { 5799 return ri; 5800 } 5801 // If we have an ephemeral app, use it 5802 for (int i = 0; i < N; i++) { 5803 ri = query.get(i); 5804 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5805 return ri; 5806 } 5807 } 5808 ri = new ResolveInfo(mResolveInfo); 5809 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5810 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5811 // If all of the options come from the same package, show the application's 5812 // label and icon instead of the generic resolver's. 5813 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5814 // and then throw away the ResolveInfo itself, meaning that the caller loses 5815 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5816 // a fallback for this case; we only set the target package's resources on 5817 // the ResolveInfo, not the ActivityInfo. 5818 final String intentPackage = intent.getPackage(); 5819 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5820 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5821 ri.resolvePackageName = intentPackage; 5822 if (userNeedsBadging(userId)) { 5823 ri.noResourceId = true; 5824 } else { 5825 ri.icon = appi.icon; 5826 } 5827 ri.iconResourceId = appi.icon; 5828 ri.labelRes = appi.labelRes; 5829 } 5830 ri.activityInfo.applicationInfo = new ApplicationInfo( 5831 ri.activityInfo.applicationInfo); 5832 if (userId != 0) { 5833 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5834 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5835 } 5836 // Make sure that the resolver is displayable in car mode 5837 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5838 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5839 return ri; 5840 } 5841 } 5842 return null; 5843 } 5844 5845 /** 5846 * Return true if the given list is not empty and all of its contents have 5847 * an activityInfo with the given package name. 5848 */ 5849 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5850 if (ArrayUtils.isEmpty(list)) { 5851 return false; 5852 } 5853 for (int i = 0, N = list.size(); i < N; i++) { 5854 final ResolveInfo ri = list.get(i); 5855 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5856 if (ai == null || !packageName.equals(ai.packageName)) { 5857 return false; 5858 } 5859 } 5860 return true; 5861 } 5862 5863 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5864 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5865 final int N = query.size(); 5866 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5867 .get(userId); 5868 // Get the list of persistent preferred activities that handle the intent 5869 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5870 List<PersistentPreferredActivity> pprefs = ppir != null 5871 ? ppir.queryIntent(intent, resolvedType, 5872 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5873 userId) 5874 : null; 5875 if (pprefs != null && pprefs.size() > 0) { 5876 final int M = pprefs.size(); 5877 for (int i=0; i<M; i++) { 5878 final PersistentPreferredActivity ppa = pprefs.get(i); 5879 if (DEBUG_PREFERRED || debug) { 5880 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5881 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5882 + "\n component=" + ppa.mComponent); 5883 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5884 } 5885 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5886 flags | MATCH_DISABLED_COMPONENTS, userId); 5887 if (DEBUG_PREFERRED || debug) { 5888 Slog.v(TAG, "Found persistent preferred activity:"); 5889 if (ai != null) { 5890 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5891 } else { 5892 Slog.v(TAG, " null"); 5893 } 5894 } 5895 if (ai == null) { 5896 // This previously registered persistent preferred activity 5897 // component is no longer known. Ignore it and do NOT remove it. 5898 continue; 5899 } 5900 for (int j=0; j<N; j++) { 5901 final ResolveInfo ri = query.get(j); 5902 if (!ri.activityInfo.applicationInfo.packageName 5903 .equals(ai.applicationInfo.packageName)) { 5904 continue; 5905 } 5906 if (!ri.activityInfo.name.equals(ai.name)) { 5907 continue; 5908 } 5909 // Found a persistent preference that can handle the intent. 5910 if (DEBUG_PREFERRED || debug) { 5911 Slog.v(TAG, "Returning persistent preferred activity: " + 5912 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5913 } 5914 return ri; 5915 } 5916 } 5917 } 5918 return null; 5919 } 5920 5921 // TODO: handle preferred activities missing while user has amnesia 5922 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5923 List<ResolveInfo> query, int priority, boolean always, 5924 boolean removeMatches, boolean debug, int userId) { 5925 if (!sUserManager.exists(userId)) return null; 5926 final int callingUid = Binder.getCallingUid(); 5927 flags = updateFlagsForResolve( 5928 flags, userId, intent, callingUid, false /*includeInstantApps*/); 5929 intent = updateIntentForResolve(intent); 5930 // writer 5931 synchronized (mPackages) { 5932 // Try to find a matching persistent preferred activity. 5933 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5934 debug, userId); 5935 5936 // If a persistent preferred activity matched, use it. 5937 if (pri != null) { 5938 return pri; 5939 } 5940 5941 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5942 // Get the list of preferred activities that handle the intent 5943 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5944 List<PreferredActivity> prefs = pir != null 5945 ? pir.queryIntent(intent, resolvedType, 5946 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5947 userId) 5948 : null; 5949 if (prefs != null && prefs.size() > 0) { 5950 boolean changed = false; 5951 try { 5952 // First figure out how good the original match set is. 5953 // We will only allow preferred activities that came 5954 // from the same match quality. 5955 int match = 0; 5956 5957 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5958 5959 final int N = query.size(); 5960 for (int j=0; j<N; j++) { 5961 final ResolveInfo ri = query.get(j); 5962 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5963 + ": 0x" + Integer.toHexString(match)); 5964 if (ri.match > match) { 5965 match = ri.match; 5966 } 5967 } 5968 5969 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5970 + Integer.toHexString(match)); 5971 5972 match &= IntentFilter.MATCH_CATEGORY_MASK; 5973 final int M = prefs.size(); 5974 for (int i=0; i<M; i++) { 5975 final PreferredActivity pa = prefs.get(i); 5976 if (DEBUG_PREFERRED || debug) { 5977 Slog.v(TAG, "Checking PreferredActivity ds=" 5978 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5979 + "\n component=" + pa.mPref.mComponent); 5980 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5981 } 5982 if (pa.mPref.mMatch != match) { 5983 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5984 + Integer.toHexString(pa.mPref.mMatch)); 5985 continue; 5986 } 5987 // If it's not an "always" type preferred activity and that's what we're 5988 // looking for, skip it. 5989 if (always && !pa.mPref.mAlways) { 5990 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5991 continue; 5992 } 5993 final ActivityInfo ai = getActivityInfo( 5994 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5995 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5996 userId); 5997 if (DEBUG_PREFERRED || debug) { 5998 Slog.v(TAG, "Found preferred activity:"); 5999 if (ai != null) { 6000 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6001 } else { 6002 Slog.v(TAG, " null"); 6003 } 6004 } 6005 if (ai == null) { 6006 // This previously registered preferred activity 6007 // component is no longer known. Most likely an update 6008 // to the app was installed and in the new version this 6009 // component no longer exists. Clean it up by removing 6010 // it from the preferred activities list, and skip it. 6011 Slog.w(TAG, "Removing dangling preferred activity: " 6012 + pa.mPref.mComponent); 6013 pir.removeFilter(pa); 6014 changed = true; 6015 continue; 6016 } 6017 for (int j=0; j<N; j++) { 6018 final ResolveInfo ri = query.get(j); 6019 if (!ri.activityInfo.applicationInfo.packageName 6020 .equals(ai.applicationInfo.packageName)) { 6021 continue; 6022 } 6023 if (!ri.activityInfo.name.equals(ai.name)) { 6024 continue; 6025 } 6026 6027 if (removeMatches) { 6028 pir.removeFilter(pa); 6029 changed = true; 6030 if (DEBUG_PREFERRED) { 6031 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6032 } 6033 break; 6034 } 6035 6036 // Okay we found a previously set preferred or last chosen app. 6037 // If the result set is different from when this 6038 // was created, we need to clear it and re-ask the 6039 // user their preference, if we're looking for an "always" type entry. 6040 if (always && !pa.mPref.sameSet(query)) { 6041 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6042 + intent + " type " + resolvedType); 6043 if (DEBUG_PREFERRED) { 6044 Slog.v(TAG, "Removing preferred activity since set changed " 6045 + pa.mPref.mComponent); 6046 } 6047 pir.removeFilter(pa); 6048 // Re-add the filter as a "last chosen" entry (!always) 6049 PreferredActivity lastChosen = new PreferredActivity( 6050 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6051 pir.addFilter(lastChosen); 6052 changed = true; 6053 return null; 6054 } 6055 6056 // Yay! Either the set matched or we're looking for the last chosen 6057 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6058 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6059 return ri; 6060 } 6061 } 6062 } finally { 6063 if (changed) { 6064 if (DEBUG_PREFERRED) { 6065 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6066 } 6067 scheduleWritePackageRestrictionsLocked(userId); 6068 } 6069 } 6070 } 6071 } 6072 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6073 return null; 6074 } 6075 6076 /* 6077 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6078 */ 6079 @Override 6080 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6081 int targetUserId) { 6082 mContext.enforceCallingOrSelfPermission( 6083 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6084 List<CrossProfileIntentFilter> matches = 6085 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6086 if (matches != null) { 6087 int size = matches.size(); 6088 for (int i = 0; i < size; i++) { 6089 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6090 } 6091 } 6092 if (hasWebURI(intent)) { 6093 // cross-profile app linking works only towards the parent. 6094 final int callingUid = Binder.getCallingUid(); 6095 final UserInfo parent = getProfileParent(sourceUserId); 6096 synchronized(mPackages) { 6097 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6098 false /*includeInstantApps*/); 6099 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6100 intent, resolvedType, flags, sourceUserId, parent.id); 6101 return xpDomainInfo != null; 6102 } 6103 } 6104 return false; 6105 } 6106 6107 private UserInfo getProfileParent(int userId) { 6108 final long identity = Binder.clearCallingIdentity(); 6109 try { 6110 return sUserManager.getProfileParent(userId); 6111 } finally { 6112 Binder.restoreCallingIdentity(identity); 6113 } 6114 } 6115 6116 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6117 String resolvedType, int userId) { 6118 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6119 if (resolver != null) { 6120 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6121 } 6122 return null; 6123 } 6124 6125 @Override 6126 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6127 String resolvedType, int flags, int userId) { 6128 try { 6129 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6130 6131 return new ParceledListSlice<>( 6132 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6133 } finally { 6134 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6135 } 6136 } 6137 6138 /** 6139 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6140 * instant, returns {@code null}. 6141 */ 6142 private String getInstantAppPackageName(int callingUid) { 6143 // If the caller is an isolated app use the owner's uid for the lookup. 6144 if (Process.isIsolated(callingUid)) { 6145 callingUid = mIsolatedOwners.get(callingUid); 6146 } 6147 final int appId = UserHandle.getAppId(callingUid); 6148 synchronized (mPackages) { 6149 final Object obj = mSettings.getUserIdLPr(appId); 6150 if (obj instanceof PackageSetting) { 6151 final PackageSetting ps = (PackageSetting) obj; 6152 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6153 return isInstantApp ? ps.pkg.packageName : null; 6154 } 6155 } 6156 return null; 6157 } 6158 6159 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6160 String resolvedType, int flags, int userId) { 6161 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6162 } 6163 6164 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6165 String resolvedType, int flags, int userId, boolean includeInstantApps) { 6166 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6167 final int callingUid = Binder.getCallingUid(); 6168 final String instantAppPkgName = getInstantAppPackageName(callingUid); 6169 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 6170 enforceCrossUserPermission(callingUid, 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 // Check for cross profile results. 6242 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6243 xpResolveInfo = queryCrossProfileIntents( 6244 matchingFilters, intent, resolvedType, flags, userId, 6245 hasNonNegativePriorityResult); 6246 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6247 boolean isVisibleToUser = filterIfNotSystemUser( 6248 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6249 if (isVisibleToUser) { 6250 result.add(xpResolveInfo); 6251 sortResult = true; 6252 } 6253 } 6254 if (hasWebURI(intent)) { 6255 CrossProfileDomainInfo xpDomainInfo = null; 6256 final UserInfo parent = getProfileParent(userId); 6257 if (parent != null) { 6258 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6259 flags, userId, parent.id); 6260 } 6261 if (xpDomainInfo != null) { 6262 if (xpResolveInfo != null) { 6263 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6264 // in the result. 6265 result.remove(xpResolveInfo); 6266 } 6267 if (result.size() == 0 && !addEphemeral) { 6268 // No result in current profile, but found candidate in parent user. 6269 // And we are not going to add emphemeral app, so we can return the 6270 // result straight away. 6271 result.add(xpDomainInfo.resolveInfo); 6272 return applyPostResolutionFilter(result, instantAppPkgName); 6273 } 6274 } else if (result.size() <= 1 && !addEphemeral) { 6275 // No result in parent user and <= 1 result in current profile, and we 6276 // are not going to add emphemeral app, so we can return the result without 6277 // further processing. 6278 return applyPostResolutionFilter(result, instantAppPkgName); 6279 } 6280 // We have more than one candidate (combining results from current and parent 6281 // profile), so we need filtering and sorting. 6282 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6283 intent, flags, result, xpDomainInfo, userId); 6284 sortResult = true; 6285 } 6286 } else { 6287 final PackageParser.Package pkg = mPackages.get(pkgName); 6288 if (pkg != null) { 6289 return applyPostResolutionFilter(filterIfNotSystemUser( 6290 mActivities.queryIntentForPackage( 6291 intent, resolvedType, flags, pkg.activities, userId), 6292 userId), instantAppPkgName); 6293 } else { 6294 // the caller wants to resolve for a particular package; however, there 6295 // were no installed results, so, try to find an ephemeral result 6296 addEphemeral = !ephemeralDisabled 6297 && isEphemeralAllowed( 6298 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6299 result = new ArrayList<ResolveInfo>(); 6300 } 6301 } 6302 } 6303 if (addEphemeral) { 6304 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6305 final InstantAppRequest requestObject = new InstantAppRequest( 6306 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6307 null /*callingPackage*/, userId); 6308 final AuxiliaryResolveInfo auxiliaryResponse = 6309 InstantAppResolver.doInstantAppResolutionPhaseOne( 6310 mContext, mInstantAppResolverConnection, requestObject); 6311 if (auxiliaryResponse != null) { 6312 if (DEBUG_EPHEMERAL) { 6313 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6314 } 6315 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6316 ephemeralInstaller.activityInfo = new ActivityInfo(mInstantAppInstallerActivity); 6317 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6318 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6319 // make sure this resolver is the default 6320 ephemeralInstaller.isDefault = true; 6321 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6322 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6323 // add a non-generic filter 6324 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6325 ephemeralInstaller.filter.addDataPath( 6326 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6327 ephemeralInstaller.instantAppAvailable = true; 6328 result.add(ephemeralInstaller); 6329 } 6330 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6331 } 6332 if (sortResult) { 6333 Collections.sort(result, mResolvePrioritySorter); 6334 } 6335 return applyPostResolutionFilter(result, instantAppPkgName); 6336 } 6337 6338 private static class CrossProfileDomainInfo { 6339 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6340 ResolveInfo resolveInfo; 6341 /* Best domain verification status of the activities found in the other profile */ 6342 int bestDomainVerificationStatus; 6343 } 6344 6345 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6346 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6347 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6348 sourceUserId)) { 6349 return null; 6350 } 6351 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6352 resolvedType, flags, parentUserId); 6353 6354 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6355 return null; 6356 } 6357 CrossProfileDomainInfo result = null; 6358 int size = resultTargetUser.size(); 6359 for (int i = 0; i < size; i++) { 6360 ResolveInfo riTargetUser = resultTargetUser.get(i); 6361 // Intent filter verification is only for filters that specify a host. So don't return 6362 // those that handle all web uris. 6363 if (riTargetUser.handleAllWebDataURI) { 6364 continue; 6365 } 6366 String packageName = riTargetUser.activityInfo.packageName; 6367 PackageSetting ps = mSettings.mPackages.get(packageName); 6368 if (ps == null) { 6369 continue; 6370 } 6371 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6372 int status = (int)(verificationState >> 32); 6373 if (result == null) { 6374 result = new CrossProfileDomainInfo(); 6375 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6376 sourceUserId, parentUserId); 6377 result.bestDomainVerificationStatus = status; 6378 } else { 6379 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6380 result.bestDomainVerificationStatus); 6381 } 6382 } 6383 // Don't consider matches with status NEVER across profiles. 6384 if (result != null && result.bestDomainVerificationStatus 6385 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6386 return null; 6387 } 6388 return result; 6389 } 6390 6391 /** 6392 * Verification statuses are ordered from the worse to the best, except for 6393 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6394 */ 6395 private int bestDomainVerificationStatus(int status1, int status2) { 6396 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6397 return status2; 6398 } 6399 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6400 return status1; 6401 } 6402 return (int) MathUtils.max(status1, status2); 6403 } 6404 6405 private boolean isUserEnabled(int userId) { 6406 long callingId = Binder.clearCallingIdentity(); 6407 try { 6408 UserInfo userInfo = sUserManager.getUserInfo(userId); 6409 return userInfo != null && userInfo.isEnabled(); 6410 } finally { 6411 Binder.restoreCallingIdentity(callingId); 6412 } 6413 } 6414 6415 /** 6416 * Filter out activities with systemUserOnly flag set, when current user is not System. 6417 * 6418 * @return filtered list 6419 */ 6420 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6421 if (userId == UserHandle.USER_SYSTEM) { 6422 return resolveInfos; 6423 } 6424 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6425 ResolveInfo info = resolveInfos.get(i); 6426 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6427 resolveInfos.remove(i); 6428 } 6429 } 6430 return resolveInfos; 6431 } 6432 6433 /** 6434 * Filters out ephemeral activities. 6435 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6436 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6437 * 6438 * @param resolveInfos The pre-filtered list of resolved activities 6439 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6440 * is performed. 6441 * @return A filtered list of resolved activities. 6442 */ 6443 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6444 String ephemeralPkgName) { 6445 // TODO: When adding on-demand split support for non-instant apps, remove this check 6446 // and always apply post filtering 6447 if (ephemeralPkgName == null) { 6448 return resolveInfos; 6449 } 6450 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6451 final ResolveInfo info = resolveInfos.get(i); 6452 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6453 // allow activities that are defined in the provided package 6454 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6455 if (info.activityInfo.splitName != null 6456 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6457 info.activityInfo.splitName)) { 6458 // requested activity is defined in a split that hasn't been installed yet. 6459 // add the installer to the resolve list 6460 if (DEBUG_EPHEMERAL) { 6461 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6462 } 6463 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6464 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6465 info.activityInfo.packageName, info.activityInfo.splitName, 6466 info.activityInfo.applicationInfo.versionCode); 6467 // make sure this resolver is the default 6468 installerInfo.isDefault = true; 6469 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6470 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6471 // add a non-generic filter 6472 installerInfo.filter = new IntentFilter(); 6473 // load resources from the correct package 6474 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6475 resolveInfos.set(i, installerInfo); 6476 } 6477 continue; 6478 } 6479 // allow activities that have been explicitly exposed to ephemeral apps 6480 if (!isEphemeralApp 6481 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6482 continue; 6483 } 6484 resolveInfos.remove(i); 6485 } 6486 return resolveInfos; 6487 } 6488 6489 /** 6490 * @param resolveInfos list of resolve infos in descending priority order 6491 * @return if the list contains a resolve info with non-negative priority 6492 */ 6493 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6494 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6495 } 6496 6497 private static boolean hasWebURI(Intent intent) { 6498 if (intent.getData() == null) { 6499 return false; 6500 } 6501 final String scheme = intent.getScheme(); 6502 if (TextUtils.isEmpty(scheme)) { 6503 return false; 6504 } 6505 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6506 } 6507 6508 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6509 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6510 int userId) { 6511 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6512 6513 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6514 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6515 candidates.size()); 6516 } 6517 6518 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6519 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6520 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6521 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6522 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6523 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6524 6525 synchronized (mPackages) { 6526 final int count = candidates.size(); 6527 // First, try to use linked apps. Partition the candidates into four lists: 6528 // one for the final results, one for the "do not use ever", one for "undefined status" 6529 // and finally one for "browser app type". 6530 for (int n=0; n<count; n++) { 6531 ResolveInfo info = candidates.get(n); 6532 String packageName = info.activityInfo.packageName; 6533 PackageSetting ps = mSettings.mPackages.get(packageName); 6534 if (ps != null) { 6535 // Add to the special match all list (Browser use case) 6536 if (info.handleAllWebDataURI) { 6537 matchAllList.add(info); 6538 continue; 6539 } 6540 // Try to get the status from User settings first 6541 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6542 int status = (int)(packedStatus >> 32); 6543 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6544 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6545 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6546 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6547 + " : linkgen=" + linkGeneration); 6548 } 6549 // Use link-enabled generation as preferredOrder, i.e. 6550 // prefer newly-enabled over earlier-enabled. 6551 info.preferredOrder = linkGeneration; 6552 alwaysList.add(info); 6553 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6554 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6555 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6556 } 6557 neverList.add(info); 6558 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6559 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6560 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6561 } 6562 alwaysAskList.add(info); 6563 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6564 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6565 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6566 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6567 } 6568 undefinedList.add(info); 6569 } 6570 } 6571 } 6572 6573 // We'll want to include browser possibilities in a few cases 6574 boolean includeBrowser = false; 6575 6576 // First try to add the "always" resolution(s) for the current user, if any 6577 if (alwaysList.size() > 0) { 6578 result.addAll(alwaysList); 6579 } else { 6580 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6581 result.addAll(undefinedList); 6582 // Maybe add one for the other profile. 6583 if (xpDomainInfo != null && ( 6584 xpDomainInfo.bestDomainVerificationStatus 6585 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6586 result.add(xpDomainInfo.resolveInfo); 6587 } 6588 includeBrowser = true; 6589 } 6590 6591 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6592 // If there were 'always' entries their preferred order has been set, so we also 6593 // back that off to make the alternatives equivalent 6594 if (alwaysAskList.size() > 0) { 6595 for (ResolveInfo i : result) { 6596 i.preferredOrder = 0; 6597 } 6598 result.addAll(alwaysAskList); 6599 includeBrowser = true; 6600 } 6601 6602 if (includeBrowser) { 6603 // Also add browsers (all of them or only the default one) 6604 if (DEBUG_DOMAIN_VERIFICATION) { 6605 Slog.v(TAG, " ...including browsers in candidate set"); 6606 } 6607 if ((matchFlags & MATCH_ALL) != 0) { 6608 result.addAll(matchAllList); 6609 } else { 6610 // Browser/generic handling case. If there's a default browser, go straight 6611 // to that (but only if there is no other higher-priority match). 6612 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6613 int maxMatchPrio = 0; 6614 ResolveInfo defaultBrowserMatch = null; 6615 final int numCandidates = matchAllList.size(); 6616 for (int n = 0; n < numCandidates; n++) { 6617 ResolveInfo info = matchAllList.get(n); 6618 // track the highest overall match priority... 6619 if (info.priority > maxMatchPrio) { 6620 maxMatchPrio = info.priority; 6621 } 6622 // ...and the highest-priority default browser match 6623 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6624 if (defaultBrowserMatch == null 6625 || (defaultBrowserMatch.priority < info.priority)) { 6626 if (debug) { 6627 Slog.v(TAG, "Considering default browser match " + info); 6628 } 6629 defaultBrowserMatch = info; 6630 } 6631 } 6632 } 6633 if (defaultBrowserMatch != null 6634 && defaultBrowserMatch.priority >= maxMatchPrio 6635 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6636 { 6637 if (debug) { 6638 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6639 } 6640 result.add(defaultBrowserMatch); 6641 } else { 6642 result.addAll(matchAllList); 6643 } 6644 } 6645 6646 // If there is nothing selected, add all candidates and remove the ones that the user 6647 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6648 if (result.size() == 0) { 6649 result.addAll(candidates); 6650 result.removeAll(neverList); 6651 } 6652 } 6653 } 6654 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6655 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6656 result.size()); 6657 for (ResolveInfo info : result) { 6658 Slog.v(TAG, " + " + info.activityInfo); 6659 } 6660 } 6661 return result; 6662 } 6663 6664 // Returns a packed value as a long: 6665 // 6666 // high 'int'-sized word: link status: undefined/ask/never/always. 6667 // low 'int'-sized word: relative priority among 'always' results. 6668 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6669 long result = ps.getDomainVerificationStatusForUser(userId); 6670 // if none available, get the master status 6671 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6672 if (ps.getIntentFilterVerificationInfo() != null) { 6673 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6674 } 6675 } 6676 return result; 6677 } 6678 6679 private ResolveInfo querySkipCurrentProfileIntents( 6680 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6681 int flags, int sourceUserId) { 6682 if (matchingFilters != null) { 6683 int size = matchingFilters.size(); 6684 for (int i = 0; i < size; i ++) { 6685 CrossProfileIntentFilter filter = matchingFilters.get(i); 6686 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6687 // Checking if there are activities in the target user that can handle the 6688 // intent. 6689 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6690 resolvedType, flags, sourceUserId); 6691 if (resolveInfo != null) { 6692 return resolveInfo; 6693 } 6694 } 6695 } 6696 } 6697 return null; 6698 } 6699 6700 // Return matching ResolveInfo in target user if any. 6701 private ResolveInfo queryCrossProfileIntents( 6702 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6703 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6704 if (matchingFilters != null) { 6705 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6706 // match the same intent. For performance reasons, it is better not to 6707 // run queryIntent twice for the same userId 6708 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6709 int size = matchingFilters.size(); 6710 for (int i = 0; i < size; i++) { 6711 CrossProfileIntentFilter filter = matchingFilters.get(i); 6712 int targetUserId = filter.getTargetUserId(); 6713 boolean skipCurrentProfile = 6714 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6715 boolean skipCurrentProfileIfNoMatchFound = 6716 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6717 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6718 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6719 // Checking if there are activities in the target user that can handle the 6720 // intent. 6721 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6722 resolvedType, flags, sourceUserId); 6723 if (resolveInfo != null) return resolveInfo; 6724 alreadyTriedUserIds.put(targetUserId, true); 6725 } 6726 } 6727 } 6728 return null; 6729 } 6730 6731 /** 6732 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6733 * will forward the intent to the filter's target user. 6734 * Otherwise, returns null. 6735 */ 6736 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6737 String resolvedType, int flags, int sourceUserId) { 6738 int targetUserId = filter.getTargetUserId(); 6739 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6740 resolvedType, flags, targetUserId); 6741 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6742 // If all the matches in the target profile are suspended, return null. 6743 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6744 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6745 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6746 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6747 targetUserId); 6748 } 6749 } 6750 } 6751 return null; 6752 } 6753 6754 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6755 int sourceUserId, int targetUserId) { 6756 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6757 long ident = Binder.clearCallingIdentity(); 6758 boolean targetIsProfile; 6759 try { 6760 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6761 } finally { 6762 Binder.restoreCallingIdentity(ident); 6763 } 6764 String className; 6765 if (targetIsProfile) { 6766 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6767 } else { 6768 className = FORWARD_INTENT_TO_PARENT; 6769 } 6770 ComponentName forwardingActivityComponentName = new ComponentName( 6771 mAndroidApplication.packageName, className); 6772 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6773 sourceUserId); 6774 if (!targetIsProfile) { 6775 forwardingActivityInfo.showUserIcon = targetUserId; 6776 forwardingResolveInfo.noResourceId = true; 6777 } 6778 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6779 forwardingResolveInfo.priority = 0; 6780 forwardingResolveInfo.preferredOrder = 0; 6781 forwardingResolveInfo.match = 0; 6782 forwardingResolveInfo.isDefault = true; 6783 forwardingResolveInfo.filter = filter; 6784 forwardingResolveInfo.targetUserId = targetUserId; 6785 return forwardingResolveInfo; 6786 } 6787 6788 @Override 6789 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6790 Intent[] specifics, String[] specificTypes, Intent intent, 6791 String resolvedType, int flags, int userId) { 6792 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6793 specificTypes, intent, resolvedType, flags, userId)); 6794 } 6795 6796 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6797 Intent[] specifics, String[] specificTypes, Intent intent, 6798 String resolvedType, int flags, int userId) { 6799 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6800 final int callingUid = Binder.getCallingUid(); 6801 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 6802 false /*includeInstantApps*/); 6803 enforceCrossUserPermission(callingUid, userId, 6804 false /*requireFullPermission*/, false /*checkShell*/, 6805 "query intent activity options"); 6806 final String resultsAction = intent.getAction(); 6807 6808 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6809 | PackageManager.GET_RESOLVED_FILTER, userId); 6810 6811 if (DEBUG_INTENT_MATCHING) { 6812 Log.v(TAG, "Query " + intent + ": " + results); 6813 } 6814 6815 int specificsPos = 0; 6816 int N; 6817 6818 // todo: note that the algorithm used here is O(N^2). This 6819 // isn't a problem in our current environment, but if we start running 6820 // into situations where we have more than 5 or 10 matches then this 6821 // should probably be changed to something smarter... 6822 6823 // First we go through and resolve each of the specific items 6824 // that were supplied, taking care of removing any corresponding 6825 // duplicate items in the generic resolve list. 6826 if (specifics != null) { 6827 for (int i=0; i<specifics.length; i++) { 6828 final Intent sintent = specifics[i]; 6829 if (sintent == null) { 6830 continue; 6831 } 6832 6833 if (DEBUG_INTENT_MATCHING) { 6834 Log.v(TAG, "Specific #" + i + ": " + sintent); 6835 } 6836 6837 String action = sintent.getAction(); 6838 if (resultsAction != null && resultsAction.equals(action)) { 6839 // If this action was explicitly requested, then don't 6840 // remove things that have it. 6841 action = null; 6842 } 6843 6844 ResolveInfo ri = null; 6845 ActivityInfo ai = null; 6846 6847 ComponentName comp = sintent.getComponent(); 6848 if (comp == null) { 6849 ri = resolveIntent( 6850 sintent, 6851 specificTypes != null ? specificTypes[i] : null, 6852 flags, userId); 6853 if (ri == null) { 6854 continue; 6855 } 6856 if (ri == mResolveInfo) { 6857 // ACK! Must do something better with this. 6858 } 6859 ai = ri.activityInfo; 6860 comp = new ComponentName(ai.applicationInfo.packageName, 6861 ai.name); 6862 } else { 6863 ai = getActivityInfo(comp, flags, userId); 6864 if (ai == null) { 6865 continue; 6866 } 6867 } 6868 6869 // Look for any generic query activities that are duplicates 6870 // of this specific one, and remove them from the results. 6871 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6872 N = results.size(); 6873 int j; 6874 for (j=specificsPos; j<N; j++) { 6875 ResolveInfo sri = results.get(j); 6876 if ((sri.activityInfo.name.equals(comp.getClassName()) 6877 && sri.activityInfo.applicationInfo.packageName.equals( 6878 comp.getPackageName())) 6879 || (action != null && sri.filter.matchAction(action))) { 6880 results.remove(j); 6881 if (DEBUG_INTENT_MATCHING) Log.v( 6882 TAG, "Removing duplicate item from " + j 6883 + " due to specific " + specificsPos); 6884 if (ri == null) { 6885 ri = sri; 6886 } 6887 j--; 6888 N--; 6889 } 6890 } 6891 6892 // Add this specific item to its proper place. 6893 if (ri == null) { 6894 ri = new ResolveInfo(); 6895 ri.activityInfo = ai; 6896 } 6897 results.add(specificsPos, ri); 6898 ri.specificIndex = i; 6899 specificsPos++; 6900 } 6901 } 6902 6903 // Now we go through the remaining generic results and remove any 6904 // duplicate actions that are found here. 6905 N = results.size(); 6906 for (int i=specificsPos; i<N-1; i++) { 6907 final ResolveInfo rii = results.get(i); 6908 if (rii.filter == null) { 6909 continue; 6910 } 6911 6912 // Iterate over all of the actions of this result's intent 6913 // filter... typically this should be just one. 6914 final Iterator<String> it = rii.filter.actionsIterator(); 6915 if (it == null) { 6916 continue; 6917 } 6918 while (it.hasNext()) { 6919 final String action = it.next(); 6920 if (resultsAction != null && resultsAction.equals(action)) { 6921 // If this action was explicitly requested, then don't 6922 // remove things that have it. 6923 continue; 6924 } 6925 for (int j=i+1; j<N; j++) { 6926 final ResolveInfo rij = results.get(j); 6927 if (rij.filter != null && rij.filter.hasAction(action)) { 6928 results.remove(j); 6929 if (DEBUG_INTENT_MATCHING) Log.v( 6930 TAG, "Removing duplicate item from " + j 6931 + " due to action " + action + " at " + i); 6932 j--; 6933 N--; 6934 } 6935 } 6936 } 6937 6938 // If the caller didn't request filter information, drop it now 6939 // so we don't have to marshall/unmarshall it. 6940 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6941 rii.filter = null; 6942 } 6943 } 6944 6945 // Filter out the caller activity if so requested. 6946 if (caller != null) { 6947 N = results.size(); 6948 for (int i=0; i<N; i++) { 6949 ActivityInfo ainfo = results.get(i).activityInfo; 6950 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6951 && caller.getClassName().equals(ainfo.name)) { 6952 results.remove(i); 6953 break; 6954 } 6955 } 6956 } 6957 6958 // If the caller didn't request filter information, 6959 // drop them now so we don't have to 6960 // marshall/unmarshall it. 6961 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6962 N = results.size(); 6963 for (int i=0; i<N; i++) { 6964 results.get(i).filter = null; 6965 } 6966 } 6967 6968 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6969 return results; 6970 } 6971 6972 @Override 6973 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6974 String resolvedType, int flags, int userId) { 6975 return new ParceledListSlice<>( 6976 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6977 } 6978 6979 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6980 String resolvedType, int flags, int userId) { 6981 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6982 final int callingUid = Binder.getCallingUid(); 6983 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 6984 false /*includeInstantApps*/); 6985 ComponentName comp = intent.getComponent(); 6986 if (comp == null) { 6987 if (intent.getSelector() != null) { 6988 intent = intent.getSelector(); 6989 comp = intent.getComponent(); 6990 } 6991 } 6992 if (comp != null) { 6993 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6994 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6995 if (ai != null) { 6996 ResolveInfo ri = new ResolveInfo(); 6997 ri.activityInfo = ai; 6998 list.add(ri); 6999 } 7000 return list; 7001 } 7002 7003 // reader 7004 synchronized (mPackages) { 7005 String pkgName = intent.getPackage(); 7006 if (pkgName == null) { 7007 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7008 } 7009 final PackageParser.Package pkg = mPackages.get(pkgName); 7010 if (pkg != null) { 7011 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7012 userId); 7013 } 7014 return Collections.emptyList(); 7015 } 7016 } 7017 7018 @Override 7019 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7020 final int callingUid = Binder.getCallingUid(); 7021 return resolveServiceInternal( 7022 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7023 } 7024 7025 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7026 int userId, int callingUid, boolean includeInstantApps) { 7027 if (!sUserManager.exists(userId)) return null; 7028 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7029 List<ResolveInfo> query = queryIntentServicesInternal( 7030 intent, resolvedType, flags, userId, callingUid, includeInstantApps); 7031 if (query != null) { 7032 if (query.size() >= 1) { 7033 // If there is more than one service with the same priority, 7034 // just arbitrarily pick the first one. 7035 return query.get(0); 7036 } 7037 } 7038 return null; 7039 } 7040 7041 @Override 7042 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7043 String resolvedType, int flags, int userId) { 7044 final int callingUid = Binder.getCallingUid(); 7045 return new ParceledListSlice<>(queryIntentServicesInternal( 7046 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7047 } 7048 7049 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7050 String resolvedType, int flags, int userId, int callingUid, 7051 boolean includeInstantApps) { 7052 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7053 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7054 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7055 ComponentName comp = intent.getComponent(); 7056 if (comp == null) { 7057 if (intent.getSelector() != null) { 7058 intent = intent.getSelector(); 7059 comp = intent.getComponent(); 7060 } 7061 } 7062 if (comp != null) { 7063 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7064 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7065 if (si != null) { 7066 // When specifying an explicit component, we prevent the service from being 7067 // used when either 1) the service is in an instant application and the 7068 // caller is not the same instant application or 2) the calling package is 7069 // ephemeral and the activity is not visible to ephemeral applications. 7070 final boolean matchVisibleToInstantAppOnly = 7071 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7072 final boolean isCallerInstantApp = 7073 instantAppPkgName != null; 7074 final boolean isTargetSameInstantApp = 7075 comp.getPackageName().equals(instantAppPkgName); 7076 final boolean isTargetHiddenFromInstantApp = 7077 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 7078 final boolean blockResolution = 7079 !isTargetSameInstantApp 7080 && ((matchVisibleToInstantAppOnly && isCallerInstantApp 7081 && isTargetHiddenFromInstantApp)); 7082 if (!blockResolution) { 7083 final ResolveInfo ri = new ResolveInfo(); 7084 ri.serviceInfo = si; 7085 list.add(ri); 7086 } 7087 } 7088 return list; 7089 } 7090 7091 // reader 7092 synchronized (mPackages) { 7093 String pkgName = intent.getPackage(); 7094 if (pkgName == null) { 7095 return applyPostServiceResolutionFilter( 7096 mServices.queryIntent(intent, resolvedType, flags, userId), 7097 instantAppPkgName); 7098 } 7099 final PackageParser.Package pkg = mPackages.get(pkgName); 7100 if (pkg != null) { 7101 return applyPostServiceResolutionFilter( 7102 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7103 userId), 7104 instantAppPkgName); 7105 } 7106 return Collections.emptyList(); 7107 } 7108 } 7109 7110 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7111 String instantAppPkgName) { 7112 // TODO: When adding on-demand split support for non-instant apps, remove this check 7113 // and always apply post filtering 7114 if (instantAppPkgName == null) { 7115 return resolveInfos; 7116 } 7117 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7118 final ResolveInfo info = resolveInfos.get(i); 7119 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7120 // allow services that are defined in the provided package 7121 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7122 if (info.serviceInfo.splitName != null 7123 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7124 info.serviceInfo.splitName)) { 7125 // requested service is defined in a split that hasn't been installed yet. 7126 // add the installer to the resolve list 7127 if (DEBUG_EPHEMERAL) { 7128 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7129 } 7130 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7131 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7132 info.serviceInfo.packageName, info.serviceInfo.splitName, 7133 info.serviceInfo.applicationInfo.versionCode); 7134 // make sure this resolver is the default 7135 installerInfo.isDefault = true; 7136 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7137 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7138 // add a non-generic filter 7139 installerInfo.filter = new IntentFilter(); 7140 // load resources from the correct package 7141 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7142 resolveInfos.set(i, installerInfo); 7143 } 7144 continue; 7145 } 7146 // allow services that have been explicitly exposed to ephemeral apps 7147 if (!isEphemeralApp 7148 && ((info.serviceInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 7149 continue; 7150 } 7151 resolveInfos.remove(i); 7152 } 7153 return resolveInfos; 7154 } 7155 7156 @Override 7157 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7158 String resolvedType, int flags, int userId) { 7159 return new ParceledListSlice<>( 7160 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7161 } 7162 7163 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7164 Intent intent, String resolvedType, int flags, int userId) { 7165 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7166 final int callingUid = Binder.getCallingUid(); 7167 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7168 false /*includeInstantApps*/); 7169 ComponentName comp = intent.getComponent(); 7170 if (comp == null) { 7171 if (intent.getSelector() != null) { 7172 intent = intent.getSelector(); 7173 comp = intent.getComponent(); 7174 } 7175 } 7176 if (comp != null) { 7177 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7178 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7179 if (pi != null) { 7180 final ResolveInfo ri = new ResolveInfo(); 7181 ri.providerInfo = pi; 7182 list.add(ri); 7183 } 7184 return list; 7185 } 7186 7187 // reader 7188 synchronized (mPackages) { 7189 String pkgName = intent.getPackage(); 7190 if (pkgName == null) { 7191 return mProviders.queryIntent(intent, resolvedType, flags, userId); 7192 } 7193 final PackageParser.Package pkg = mPackages.get(pkgName); 7194 if (pkg != null) { 7195 return mProviders.queryIntentForPackage( 7196 intent, resolvedType, flags, pkg.providers, userId); 7197 } 7198 return Collections.emptyList(); 7199 } 7200 } 7201 7202 @Override 7203 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7204 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7205 flags = updateFlagsForPackage(flags, userId, null); 7206 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7207 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7208 true /* requireFullPermission */, false /* checkShell */, 7209 "get installed packages"); 7210 7211 // writer 7212 synchronized (mPackages) { 7213 ArrayList<PackageInfo> list; 7214 if (listUninstalled) { 7215 list = new ArrayList<>(mSettings.mPackages.size()); 7216 for (PackageSetting ps : mSettings.mPackages.values()) { 7217 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7218 continue; 7219 } 7220 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7221 if (pi != null) { 7222 list.add(pi); 7223 } 7224 } 7225 } else { 7226 list = new ArrayList<>(mPackages.size()); 7227 for (PackageParser.Package p : mPackages.values()) { 7228 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7229 Binder.getCallingUid(), userId)) { 7230 continue; 7231 } 7232 final PackageInfo pi = generatePackageInfo((PackageSetting) 7233 p.mExtras, flags, userId); 7234 if (pi != null) { 7235 list.add(pi); 7236 } 7237 } 7238 } 7239 7240 return new ParceledListSlice<>(list); 7241 } 7242 } 7243 7244 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7245 String[] permissions, boolean[] tmp, int flags, int userId) { 7246 int numMatch = 0; 7247 final PermissionsState permissionsState = ps.getPermissionsState(); 7248 for (int i=0; i<permissions.length; i++) { 7249 final String permission = permissions[i]; 7250 if (permissionsState.hasPermission(permission, userId)) { 7251 tmp[i] = true; 7252 numMatch++; 7253 } else { 7254 tmp[i] = false; 7255 } 7256 } 7257 if (numMatch == 0) { 7258 return; 7259 } 7260 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7261 7262 // The above might return null in cases of uninstalled apps or install-state 7263 // skew across users/profiles. 7264 if (pi != null) { 7265 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7266 if (numMatch == permissions.length) { 7267 pi.requestedPermissions = permissions; 7268 } else { 7269 pi.requestedPermissions = new String[numMatch]; 7270 numMatch = 0; 7271 for (int i=0; i<permissions.length; i++) { 7272 if (tmp[i]) { 7273 pi.requestedPermissions[numMatch] = permissions[i]; 7274 numMatch++; 7275 } 7276 } 7277 } 7278 } 7279 list.add(pi); 7280 } 7281 } 7282 7283 @Override 7284 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7285 String[] permissions, int flags, int userId) { 7286 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7287 flags = updateFlagsForPackage(flags, userId, permissions); 7288 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7289 true /* requireFullPermission */, false /* checkShell */, 7290 "get packages holding permissions"); 7291 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7292 7293 // writer 7294 synchronized (mPackages) { 7295 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7296 boolean[] tmpBools = new boolean[permissions.length]; 7297 if (listUninstalled) { 7298 for (PackageSetting ps : mSettings.mPackages.values()) { 7299 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7300 userId); 7301 } 7302 } else { 7303 for (PackageParser.Package pkg : mPackages.values()) { 7304 PackageSetting ps = (PackageSetting)pkg.mExtras; 7305 if (ps != null) { 7306 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7307 userId); 7308 } 7309 } 7310 } 7311 7312 return new ParceledListSlice<PackageInfo>(list); 7313 } 7314 } 7315 7316 @Override 7317 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7318 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7319 flags = updateFlagsForApplication(flags, userId, null); 7320 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7321 7322 // writer 7323 synchronized (mPackages) { 7324 ArrayList<ApplicationInfo> list; 7325 if (listUninstalled) { 7326 list = new ArrayList<>(mSettings.mPackages.size()); 7327 for (PackageSetting ps : mSettings.mPackages.values()) { 7328 ApplicationInfo ai; 7329 int effectiveFlags = flags; 7330 if (ps.isSystem()) { 7331 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7332 } 7333 if (ps.pkg != null) { 7334 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7335 continue; 7336 } 7337 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7338 ps.readUserState(userId), userId); 7339 if (ai != null) { 7340 rebaseEnabledOverlays(ai, userId); 7341 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7342 } 7343 } else { 7344 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7345 // and already converts to externally visible package name 7346 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7347 Binder.getCallingUid(), effectiveFlags, userId); 7348 } 7349 if (ai != null) { 7350 list.add(ai); 7351 } 7352 } 7353 } else { 7354 list = new ArrayList<>(mPackages.size()); 7355 for (PackageParser.Package p : mPackages.values()) { 7356 if (p.mExtras != null) { 7357 PackageSetting ps = (PackageSetting) p.mExtras; 7358 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7359 continue; 7360 } 7361 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7362 ps.readUserState(userId), userId); 7363 if (ai != null) { 7364 rebaseEnabledOverlays(ai, userId); 7365 ai.packageName = resolveExternalPackageNameLPr(p); 7366 list.add(ai); 7367 } 7368 } 7369 } 7370 } 7371 7372 return new ParceledListSlice<>(list); 7373 } 7374 } 7375 7376 @Override 7377 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7378 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7379 return null; 7380 } 7381 7382 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7383 "getEphemeralApplications"); 7384 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7385 true /* requireFullPermission */, false /* checkShell */, 7386 "getEphemeralApplications"); 7387 synchronized (mPackages) { 7388 List<InstantAppInfo> instantApps = mInstantAppRegistry 7389 .getInstantAppsLPr(userId); 7390 if (instantApps != null) { 7391 return new ParceledListSlice<>(instantApps); 7392 } 7393 } 7394 return null; 7395 } 7396 7397 @Override 7398 public boolean isInstantApp(String packageName, int userId) { 7399 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7400 true /* requireFullPermission */, false /* checkShell */, 7401 "isInstantApp"); 7402 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7403 return false; 7404 } 7405 int uid = Binder.getCallingUid(); 7406 if (Process.isIsolated(uid)) { 7407 uid = mIsolatedOwners.get(uid); 7408 } 7409 7410 synchronized (mPackages) { 7411 final PackageSetting ps = mSettings.mPackages.get(packageName); 7412 PackageParser.Package pkg = mPackages.get(packageName); 7413 final boolean returnAllowed = 7414 ps != null 7415 && (isCallerSameApp(packageName, uid) 7416 || mContext.checkCallingOrSelfPermission( 7417 android.Manifest.permission.ACCESS_INSTANT_APPS) 7418 == PERMISSION_GRANTED 7419 || mInstantAppRegistry.isInstantAccessGranted( 7420 userId, UserHandle.getAppId(uid), ps.appId)); 7421 if (returnAllowed) { 7422 return ps.getInstantApp(userId); 7423 } 7424 } 7425 return false; 7426 } 7427 7428 @Override 7429 public byte[] getInstantAppCookie(String packageName, int userId) { 7430 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7431 return null; 7432 } 7433 7434 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7435 true /* requireFullPermission */, false /* checkShell */, 7436 "getInstantAppCookie"); 7437 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7438 return null; 7439 } 7440 synchronized (mPackages) { 7441 return mInstantAppRegistry.getInstantAppCookieLPw( 7442 packageName, userId); 7443 } 7444 } 7445 7446 @Override 7447 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7448 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7449 return true; 7450 } 7451 7452 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7453 true /* requireFullPermission */, true /* checkShell */, 7454 "setInstantAppCookie"); 7455 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7456 return false; 7457 } 7458 synchronized (mPackages) { 7459 return mInstantAppRegistry.setInstantAppCookieLPw( 7460 packageName, cookie, userId); 7461 } 7462 } 7463 7464 @Override 7465 public Bitmap getInstantAppIcon(String packageName, int userId) { 7466 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7467 return null; 7468 } 7469 7470 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7471 "getInstantAppIcon"); 7472 7473 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7474 true /* requireFullPermission */, false /* checkShell */, 7475 "getInstantAppIcon"); 7476 7477 synchronized (mPackages) { 7478 return mInstantAppRegistry.getInstantAppIconLPw( 7479 packageName, userId); 7480 } 7481 } 7482 7483 private boolean isCallerSameApp(String packageName, int uid) { 7484 PackageParser.Package pkg = mPackages.get(packageName); 7485 return pkg != null 7486 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7487 } 7488 7489 @Override 7490 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7491 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7492 } 7493 7494 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7495 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7496 7497 // reader 7498 synchronized (mPackages) { 7499 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7500 final int userId = UserHandle.getCallingUserId(); 7501 while (i.hasNext()) { 7502 final PackageParser.Package p = i.next(); 7503 if (p.applicationInfo == null) continue; 7504 7505 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7506 && !p.applicationInfo.isDirectBootAware(); 7507 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7508 && p.applicationInfo.isDirectBootAware(); 7509 7510 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7511 && (!mSafeMode || isSystemApp(p)) 7512 && (matchesUnaware || matchesAware)) { 7513 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7514 if (ps != null) { 7515 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7516 ps.readUserState(userId), userId); 7517 if (ai != null) { 7518 rebaseEnabledOverlays(ai, userId); 7519 finalList.add(ai); 7520 } 7521 } 7522 } 7523 } 7524 } 7525 7526 return finalList; 7527 } 7528 7529 @Override 7530 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7531 if (!sUserManager.exists(userId)) return null; 7532 flags = updateFlagsForComponent(flags, userId, name); 7533 // reader 7534 synchronized (mPackages) { 7535 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7536 PackageSetting ps = provider != null 7537 ? mSettings.mPackages.get(provider.owner.packageName) 7538 : null; 7539 return ps != null 7540 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7541 ? PackageParser.generateProviderInfo(provider, flags, 7542 ps.readUserState(userId), userId) 7543 : null; 7544 } 7545 } 7546 7547 /** 7548 * @deprecated 7549 */ 7550 @Deprecated 7551 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7552 // reader 7553 synchronized (mPackages) { 7554 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7555 .entrySet().iterator(); 7556 final int userId = UserHandle.getCallingUserId(); 7557 while (i.hasNext()) { 7558 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7559 PackageParser.Provider p = entry.getValue(); 7560 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7561 7562 if (ps != null && p.syncable 7563 && (!mSafeMode || (p.info.applicationInfo.flags 7564 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7565 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7566 ps.readUserState(userId), userId); 7567 if (info != null) { 7568 outNames.add(entry.getKey()); 7569 outInfo.add(info); 7570 } 7571 } 7572 } 7573 } 7574 } 7575 7576 @Override 7577 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7578 int uid, int flags, String metaDataKey) { 7579 final int userId = processName != null ? UserHandle.getUserId(uid) 7580 : UserHandle.getCallingUserId(); 7581 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7582 flags = updateFlagsForComponent(flags, userId, processName); 7583 7584 ArrayList<ProviderInfo> finalList = null; 7585 // reader 7586 synchronized (mPackages) { 7587 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7588 while (i.hasNext()) { 7589 final PackageParser.Provider p = i.next(); 7590 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7591 if (ps != null && p.info.authority != null 7592 && (processName == null 7593 || (p.info.processName.equals(processName) 7594 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7595 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7596 7597 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7598 // parameter. 7599 if (metaDataKey != null 7600 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7601 continue; 7602 } 7603 7604 if (finalList == null) { 7605 finalList = new ArrayList<ProviderInfo>(3); 7606 } 7607 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7608 ps.readUserState(userId), userId); 7609 if (info != null) { 7610 finalList.add(info); 7611 } 7612 } 7613 } 7614 } 7615 7616 if (finalList != null) { 7617 Collections.sort(finalList, mProviderInitOrderSorter); 7618 return new ParceledListSlice<ProviderInfo>(finalList); 7619 } 7620 7621 return ParceledListSlice.emptyList(); 7622 } 7623 7624 @Override 7625 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7626 // reader 7627 synchronized (mPackages) { 7628 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7629 return PackageParser.generateInstrumentationInfo(i, flags); 7630 } 7631 } 7632 7633 @Override 7634 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7635 String targetPackage, int flags) { 7636 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7637 } 7638 7639 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7640 int flags) { 7641 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7642 7643 // reader 7644 synchronized (mPackages) { 7645 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7646 while (i.hasNext()) { 7647 final PackageParser.Instrumentation p = i.next(); 7648 if (targetPackage == null 7649 || targetPackage.equals(p.info.targetPackage)) { 7650 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7651 flags); 7652 if (ii != null) { 7653 finalList.add(ii); 7654 } 7655 } 7656 } 7657 } 7658 7659 return finalList; 7660 } 7661 7662 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7663 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7664 try { 7665 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7666 } finally { 7667 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7668 } 7669 } 7670 7671 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7672 final File[] files = dir.listFiles(); 7673 if (ArrayUtils.isEmpty(files)) { 7674 Log.d(TAG, "No files in app dir " + dir); 7675 return; 7676 } 7677 7678 if (DEBUG_PACKAGE_SCANNING) { 7679 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7680 + " flags=0x" + Integer.toHexString(parseFlags)); 7681 } 7682 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7683 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7684 7685 // Submit files for parsing in parallel 7686 int fileCount = 0; 7687 for (File file : files) { 7688 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7689 && !PackageInstallerService.isStageName(file.getName()); 7690 if (!isPackage) { 7691 // Ignore entries which are not packages 7692 continue; 7693 } 7694 parallelPackageParser.submit(file, parseFlags); 7695 fileCount++; 7696 } 7697 7698 // Process results one by one 7699 for (; fileCount > 0; fileCount--) { 7700 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7701 Throwable throwable = parseResult.throwable; 7702 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7703 7704 if (throwable == null) { 7705 // Static shared libraries have synthetic package names 7706 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7707 renameStaticSharedLibraryPackage(parseResult.pkg); 7708 } 7709 try { 7710 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7711 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7712 currentTime, null); 7713 } 7714 } catch (PackageManagerException e) { 7715 errorCode = e.error; 7716 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7717 } 7718 } else if (throwable instanceof PackageParser.PackageParserException) { 7719 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7720 throwable; 7721 errorCode = e.error; 7722 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7723 } else { 7724 throw new IllegalStateException("Unexpected exception occurred while parsing " 7725 + parseResult.scanFile, throwable); 7726 } 7727 7728 // Delete invalid userdata apps 7729 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7730 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7731 logCriticalInfo(Log.WARN, 7732 "Deleting invalid package at " + parseResult.scanFile); 7733 removeCodePathLI(parseResult.scanFile); 7734 } 7735 } 7736 parallelPackageParser.close(); 7737 } 7738 7739 private static File getSettingsProblemFile() { 7740 File dataDir = Environment.getDataDirectory(); 7741 File systemDir = new File(dataDir, "system"); 7742 File fname = new File(systemDir, "uiderrors.txt"); 7743 return fname; 7744 } 7745 7746 static void reportSettingsProblem(int priority, String msg) { 7747 logCriticalInfo(priority, msg); 7748 } 7749 7750 public static void logCriticalInfo(int priority, String msg) { 7751 Slog.println(priority, TAG, msg); 7752 EventLogTags.writePmCriticalInfo(msg); 7753 try { 7754 File fname = getSettingsProblemFile(); 7755 FileOutputStream out = new FileOutputStream(fname, true); 7756 PrintWriter pw = new FastPrintWriter(out); 7757 SimpleDateFormat formatter = new SimpleDateFormat(); 7758 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7759 pw.println(dateString + ": " + msg); 7760 pw.close(); 7761 FileUtils.setPermissions( 7762 fname.toString(), 7763 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7764 -1, -1); 7765 } catch (java.io.IOException e) { 7766 } 7767 } 7768 7769 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7770 if (srcFile.isDirectory()) { 7771 final File baseFile = new File(pkg.baseCodePath); 7772 long maxModifiedTime = baseFile.lastModified(); 7773 if (pkg.splitCodePaths != null) { 7774 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7775 final File splitFile = new File(pkg.splitCodePaths[i]); 7776 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7777 } 7778 } 7779 return maxModifiedTime; 7780 } 7781 return srcFile.lastModified(); 7782 } 7783 7784 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7785 final int policyFlags) throws PackageManagerException { 7786 // When upgrading from pre-N MR1, verify the package time stamp using the package 7787 // directory and not the APK file. 7788 final long lastModifiedTime = mIsPreNMR1Upgrade 7789 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7790 if (ps != null 7791 && ps.codePath.equals(srcFile) 7792 && ps.timeStamp == lastModifiedTime 7793 && !isCompatSignatureUpdateNeeded(pkg) 7794 && !isRecoverSignatureUpdateNeeded(pkg)) { 7795 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7796 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7797 ArraySet<PublicKey> signingKs; 7798 synchronized (mPackages) { 7799 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7800 } 7801 if (ps.signatures.mSignatures != null 7802 && ps.signatures.mSignatures.length != 0 7803 && signingKs != null) { 7804 // Optimization: reuse the existing cached certificates 7805 // if the package appears to be unchanged. 7806 pkg.mSignatures = ps.signatures.mSignatures; 7807 pkg.mSigningKeys = signingKs; 7808 return; 7809 } 7810 7811 Slog.w(TAG, "PackageSetting for " + ps.name 7812 + " is missing signatures. Collecting certs again to recover them."); 7813 } else { 7814 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7815 } 7816 7817 try { 7818 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7819 PackageParser.collectCertificates(pkg, policyFlags); 7820 } catch (PackageParserException e) { 7821 throw PackageManagerException.from(e); 7822 } finally { 7823 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7824 } 7825 } 7826 7827 /** 7828 * Traces a package scan. 7829 * @see #scanPackageLI(File, int, int, long, UserHandle) 7830 */ 7831 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7832 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7833 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7834 try { 7835 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7836 } finally { 7837 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7838 } 7839 } 7840 7841 /** 7842 * Scans a package and returns the newly parsed package. 7843 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7844 */ 7845 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7846 long currentTime, UserHandle user) throws PackageManagerException { 7847 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7848 PackageParser pp = new PackageParser(); 7849 pp.setSeparateProcesses(mSeparateProcesses); 7850 pp.setOnlyCoreApps(mOnlyCore); 7851 pp.setDisplayMetrics(mMetrics); 7852 pp.setCallback(mPackageParserCallback); 7853 7854 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7855 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7856 } 7857 7858 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7859 final PackageParser.Package pkg; 7860 try { 7861 pkg = pp.parsePackage(scanFile, parseFlags); 7862 } catch (PackageParserException e) { 7863 throw PackageManagerException.from(e); 7864 } finally { 7865 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7866 } 7867 7868 // Static shared libraries have synthetic package names 7869 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7870 renameStaticSharedLibraryPackage(pkg); 7871 } 7872 7873 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7874 } 7875 7876 /** 7877 * Scans a package and returns the newly parsed package. 7878 * @throws PackageManagerException on a parse error. 7879 */ 7880 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7881 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7882 throws PackageManagerException { 7883 // If the package has children and this is the first dive in the function 7884 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7885 // packages (parent and children) would be successfully scanned before the 7886 // actual scan since scanning mutates internal state and we want to atomically 7887 // install the package and its children. 7888 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7889 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7890 scanFlags |= SCAN_CHECK_ONLY; 7891 } 7892 } else { 7893 scanFlags &= ~SCAN_CHECK_ONLY; 7894 } 7895 7896 // Scan the parent 7897 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7898 scanFlags, currentTime, user); 7899 7900 // Scan the children 7901 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7902 for (int i = 0; i < childCount; i++) { 7903 PackageParser.Package childPackage = pkg.childPackages.get(i); 7904 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7905 currentTime, user); 7906 } 7907 7908 7909 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7910 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7911 } 7912 7913 return scannedPkg; 7914 } 7915 7916 /** 7917 * Scans a package and returns the newly parsed package. 7918 * @throws PackageManagerException on a parse error. 7919 */ 7920 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7921 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7922 throws PackageManagerException { 7923 PackageSetting ps = null; 7924 PackageSetting updatedPkg; 7925 // reader 7926 synchronized (mPackages) { 7927 // Look to see if we already know about this package. 7928 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7929 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7930 // This package has been renamed to its original name. Let's 7931 // use that. 7932 ps = mSettings.getPackageLPr(oldName); 7933 } 7934 // If there was no original package, see one for the real package name. 7935 if (ps == null) { 7936 ps = mSettings.getPackageLPr(pkg.packageName); 7937 } 7938 // Check to see if this package could be hiding/updating a system 7939 // package. Must look for it either under the original or real 7940 // package name depending on our state. 7941 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7942 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7943 7944 // If this is a package we don't know about on the system partition, we 7945 // may need to remove disabled child packages on the system partition 7946 // or may need to not add child packages if the parent apk is updated 7947 // on the data partition and no longer defines this child package. 7948 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7949 // If this is a parent package for an updated system app and this system 7950 // app got an OTA update which no longer defines some of the child packages 7951 // we have to prune them from the disabled system packages. 7952 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7953 if (disabledPs != null) { 7954 final int scannedChildCount = (pkg.childPackages != null) 7955 ? pkg.childPackages.size() : 0; 7956 final int disabledChildCount = disabledPs.childPackageNames != null 7957 ? disabledPs.childPackageNames.size() : 0; 7958 for (int i = 0; i < disabledChildCount; i++) { 7959 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7960 boolean disabledPackageAvailable = false; 7961 for (int j = 0; j < scannedChildCount; j++) { 7962 PackageParser.Package childPkg = pkg.childPackages.get(j); 7963 if (childPkg.packageName.equals(disabledChildPackageName)) { 7964 disabledPackageAvailable = true; 7965 break; 7966 } 7967 } 7968 if (!disabledPackageAvailable) { 7969 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7970 } 7971 } 7972 } 7973 } 7974 } 7975 7976 boolean updatedPkgBetter = false; 7977 // First check if this is a system package that may involve an update 7978 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7979 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7980 // it needs to drop FLAG_PRIVILEGED. 7981 if (locationIsPrivileged(scanFile)) { 7982 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7983 } else { 7984 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7985 } 7986 7987 if (ps != null && !ps.codePath.equals(scanFile)) { 7988 // The path has changed from what was last scanned... check the 7989 // version of the new path against what we have stored to determine 7990 // what to do. 7991 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7992 if (pkg.mVersionCode <= ps.versionCode) { 7993 // The system package has been updated and the code path does not match 7994 // Ignore entry. Skip it. 7995 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7996 + " ignored: updated version " + ps.versionCode 7997 + " better than this " + pkg.mVersionCode); 7998 if (!updatedPkg.codePath.equals(scanFile)) { 7999 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8000 + ps.name + " changing from " + updatedPkg.codePathString 8001 + " to " + scanFile); 8002 updatedPkg.codePath = scanFile; 8003 updatedPkg.codePathString = scanFile.toString(); 8004 updatedPkg.resourcePath = scanFile; 8005 updatedPkg.resourcePathString = scanFile.toString(); 8006 } 8007 updatedPkg.pkg = pkg; 8008 updatedPkg.versionCode = pkg.mVersionCode; 8009 8010 // Update the disabled system child packages to point to the package too. 8011 final int childCount = updatedPkg.childPackageNames != null 8012 ? updatedPkg.childPackageNames.size() : 0; 8013 for (int i = 0; i < childCount; i++) { 8014 String childPackageName = updatedPkg.childPackageNames.get(i); 8015 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8016 childPackageName); 8017 if (updatedChildPkg != null) { 8018 updatedChildPkg.pkg = pkg; 8019 updatedChildPkg.versionCode = pkg.mVersionCode; 8020 } 8021 } 8022 8023 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8024 + scanFile + " ignored: updated version " + ps.versionCode 8025 + " better than this " + pkg.mVersionCode); 8026 } else { 8027 // The current app on the system partition is better than 8028 // what we have updated to on the data partition; switch 8029 // back to the system partition version. 8030 // At this point, its safely assumed that package installation for 8031 // apps in system partition will go through. If not there won't be a working 8032 // version of the app 8033 // writer 8034 synchronized (mPackages) { 8035 // Just remove the loaded entries from package lists. 8036 mPackages.remove(ps.name); 8037 } 8038 8039 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8040 + " reverting from " + ps.codePathString 8041 + ": new version " + pkg.mVersionCode 8042 + " better than installed " + ps.versionCode); 8043 8044 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8045 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8046 synchronized (mInstallLock) { 8047 args.cleanUpResourcesLI(); 8048 } 8049 synchronized (mPackages) { 8050 mSettings.enableSystemPackageLPw(ps.name); 8051 } 8052 updatedPkgBetter = true; 8053 } 8054 } 8055 } 8056 8057 if (updatedPkg != null) { 8058 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8059 // initially 8060 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8061 8062 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8063 // flag set initially 8064 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8065 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8066 } 8067 } 8068 8069 // Verify certificates against what was last scanned 8070 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8071 8072 /* 8073 * A new system app appeared, but we already had a non-system one of the 8074 * same name installed earlier. 8075 */ 8076 boolean shouldHideSystemApp = false; 8077 if (updatedPkg == null && ps != null 8078 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8079 /* 8080 * Check to make sure the signatures match first. If they don't, 8081 * wipe the installed application and its data. 8082 */ 8083 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8084 != PackageManager.SIGNATURE_MATCH) { 8085 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8086 + " signatures don't match existing userdata copy; removing"); 8087 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8088 "scanPackageInternalLI")) { 8089 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8090 } 8091 ps = null; 8092 } else { 8093 /* 8094 * If the newly-added system app is an older version than the 8095 * already installed version, hide it. It will be scanned later 8096 * and re-added like an update. 8097 */ 8098 if (pkg.mVersionCode <= ps.versionCode) { 8099 shouldHideSystemApp = true; 8100 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8101 + " but new version " + pkg.mVersionCode + " better than installed " 8102 + ps.versionCode + "; hiding system"); 8103 } else { 8104 /* 8105 * The newly found system app is a newer version that the 8106 * one previously installed. Simply remove the 8107 * already-installed application and replace it with our own 8108 * while keeping the application data. 8109 */ 8110 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8111 + " reverting from " + ps.codePathString + ": new version " 8112 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8113 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8114 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8115 synchronized (mInstallLock) { 8116 args.cleanUpResourcesLI(); 8117 } 8118 } 8119 } 8120 } 8121 8122 // The apk is forward locked (not public) if its code and resources 8123 // are kept in different files. (except for app in either system or 8124 // vendor path). 8125 // TODO grab this value from PackageSettings 8126 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8127 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8128 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8129 } 8130 } 8131 8132 // TODO: extend to support forward-locked splits 8133 String resourcePath = null; 8134 String baseResourcePath = null; 8135 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8136 if (ps != null && ps.resourcePathString != null) { 8137 resourcePath = ps.resourcePathString; 8138 baseResourcePath = ps.resourcePathString; 8139 } else { 8140 // Should not happen at all. Just log an error. 8141 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8142 } 8143 } else { 8144 resourcePath = pkg.codePath; 8145 baseResourcePath = pkg.baseCodePath; 8146 } 8147 8148 // Set application objects path explicitly. 8149 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8150 pkg.setApplicationInfoCodePath(pkg.codePath); 8151 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8152 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8153 pkg.setApplicationInfoResourcePath(resourcePath); 8154 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8155 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8156 8157 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8158 if (ps != null && ps.getInstantApp(userId)) { 8159 scanFlags |= SCAN_AS_INSTANT_APP; 8160 } 8161 8162 // Note that we invoke the following method only if we are about to unpack an application 8163 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8164 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8165 8166 /* 8167 * If the system app should be overridden by a previously installed 8168 * data, hide the system app now and let the /data/app scan pick it up 8169 * again. 8170 */ 8171 if (shouldHideSystemApp) { 8172 synchronized (mPackages) { 8173 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8174 } 8175 } 8176 8177 return scannedPkg; 8178 } 8179 8180 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8181 // Derive the new package synthetic package name 8182 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8183 + pkg.staticSharedLibVersion); 8184 } 8185 8186 private static String fixProcessName(String defProcessName, 8187 String processName) { 8188 if (processName == null) { 8189 return defProcessName; 8190 } 8191 return processName; 8192 } 8193 8194 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8195 throws PackageManagerException { 8196 if (pkgSetting.signatures.mSignatures != null) { 8197 // Already existing package. Make sure signatures match 8198 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8199 == PackageManager.SIGNATURE_MATCH; 8200 if (!match) { 8201 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8202 == PackageManager.SIGNATURE_MATCH; 8203 } 8204 if (!match) { 8205 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8206 == PackageManager.SIGNATURE_MATCH; 8207 } 8208 if (!match) { 8209 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8210 + pkg.packageName + " signatures do not match the " 8211 + "previously installed version; ignoring!"); 8212 } 8213 } 8214 8215 // Check for shared user signatures 8216 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8217 // Already existing package. Make sure signatures match 8218 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8219 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8220 if (!match) { 8221 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8222 == PackageManager.SIGNATURE_MATCH; 8223 } 8224 if (!match) { 8225 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8226 == PackageManager.SIGNATURE_MATCH; 8227 } 8228 if (!match) { 8229 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8230 "Package " + pkg.packageName 8231 + " has no signatures that match those in shared user " 8232 + pkgSetting.sharedUser.name + "; ignoring!"); 8233 } 8234 } 8235 } 8236 8237 /** 8238 * Enforces that only the system UID or root's UID can call a method exposed 8239 * via Binder. 8240 * 8241 * @param message used as message if SecurityException is thrown 8242 * @throws SecurityException if the caller is not system or root 8243 */ 8244 private static final void enforceSystemOrRoot(String message) { 8245 final int uid = Binder.getCallingUid(); 8246 if (uid != Process.SYSTEM_UID && uid != 0) { 8247 throw new SecurityException(message); 8248 } 8249 } 8250 8251 @Override 8252 public void performFstrimIfNeeded() { 8253 enforceSystemOrRoot("Only the system can request fstrim"); 8254 8255 // Before everything else, see whether we need to fstrim. 8256 try { 8257 IStorageManager sm = PackageHelper.getStorageManager(); 8258 if (sm != null) { 8259 boolean doTrim = false; 8260 final long interval = android.provider.Settings.Global.getLong( 8261 mContext.getContentResolver(), 8262 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8263 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8264 if (interval > 0) { 8265 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8266 if (timeSinceLast > interval) { 8267 doTrim = true; 8268 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8269 + "; running immediately"); 8270 } 8271 } 8272 if (doTrim) { 8273 final boolean dexOptDialogShown; 8274 synchronized (mPackages) { 8275 dexOptDialogShown = mDexOptDialogShown; 8276 } 8277 if (!isFirstBoot() && dexOptDialogShown) { 8278 try { 8279 ActivityManager.getService().showBootMessage( 8280 mContext.getResources().getString( 8281 R.string.android_upgrading_fstrim), true); 8282 } catch (RemoteException e) { 8283 } 8284 } 8285 sm.runMaintenance(); 8286 } 8287 } else { 8288 Slog.e(TAG, "storageManager service unavailable!"); 8289 } 8290 } catch (RemoteException e) { 8291 // Can't happen; StorageManagerService is local 8292 } 8293 } 8294 8295 @Override 8296 public void updatePackagesIfNeeded() { 8297 enforceSystemOrRoot("Only the system can request package update"); 8298 8299 // We need to re-extract after an OTA. 8300 boolean causeUpgrade = isUpgrade(); 8301 8302 // First boot or factory reset. 8303 // Note: we also handle devices that are upgrading to N right now as if it is their 8304 // first boot, as they do not have profile data. 8305 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8306 8307 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8308 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8309 8310 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8311 return; 8312 } 8313 8314 List<PackageParser.Package> pkgs; 8315 synchronized (mPackages) { 8316 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8317 } 8318 8319 final long startTime = System.nanoTime(); 8320 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8321 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8322 8323 final int elapsedTimeSeconds = 8324 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8325 8326 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8327 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8328 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8329 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8330 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8331 } 8332 8333 /** 8334 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8335 * containing statistics about the invocation. The array consists of three elements, 8336 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8337 * and {@code numberOfPackagesFailed}. 8338 */ 8339 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8340 String compilerFilter) { 8341 8342 int numberOfPackagesVisited = 0; 8343 int numberOfPackagesOptimized = 0; 8344 int numberOfPackagesSkipped = 0; 8345 int numberOfPackagesFailed = 0; 8346 final int numberOfPackagesToDexopt = pkgs.size(); 8347 8348 for (PackageParser.Package pkg : pkgs) { 8349 numberOfPackagesVisited++; 8350 8351 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8352 if (DEBUG_DEXOPT) { 8353 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8354 } 8355 numberOfPackagesSkipped++; 8356 continue; 8357 } 8358 8359 if (DEBUG_DEXOPT) { 8360 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8361 numberOfPackagesToDexopt + ": " + pkg.packageName); 8362 } 8363 8364 if (showDialog) { 8365 try { 8366 ActivityManager.getService().showBootMessage( 8367 mContext.getResources().getString(R.string.android_upgrading_apk, 8368 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8369 } catch (RemoteException e) { 8370 } 8371 synchronized (mPackages) { 8372 mDexOptDialogShown = true; 8373 } 8374 } 8375 8376 // If the OTA updates a system app which was previously preopted to a non-preopted state 8377 // the app might end up being verified at runtime. That's because by default the apps 8378 // are verify-profile but for preopted apps there's no profile. 8379 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8380 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8381 // filter (by default interpret-only). 8382 // Note that at this stage unused apps are already filtered. 8383 if (isSystemApp(pkg) && 8384 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8385 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8386 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8387 } 8388 8389 // checkProfiles is false to avoid merging profiles during boot which 8390 // might interfere with background compilation (b/28612421). 8391 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8392 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8393 // trade-off worth doing to save boot time work. 8394 int dexOptStatus = performDexOptTraced(pkg.packageName, 8395 false /* checkProfiles */, 8396 compilerFilter, 8397 false /* force */); 8398 switch (dexOptStatus) { 8399 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8400 numberOfPackagesOptimized++; 8401 break; 8402 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8403 numberOfPackagesSkipped++; 8404 break; 8405 case PackageDexOptimizer.DEX_OPT_FAILED: 8406 numberOfPackagesFailed++; 8407 break; 8408 default: 8409 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8410 break; 8411 } 8412 } 8413 8414 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8415 numberOfPackagesFailed }; 8416 } 8417 8418 @Override 8419 public void notifyPackageUse(String packageName, int reason) { 8420 synchronized (mPackages) { 8421 PackageParser.Package p = mPackages.get(packageName); 8422 if (p == null) { 8423 return; 8424 } 8425 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8426 } 8427 } 8428 8429 @Override 8430 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8431 int userId = UserHandle.getCallingUserId(); 8432 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8433 if (ai == null) { 8434 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8435 + loadingPackageName + ", user=" + userId); 8436 return; 8437 } 8438 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8439 } 8440 8441 // TODO: this is not used nor needed. Delete it. 8442 @Override 8443 public boolean performDexOptIfNeeded(String packageName) { 8444 int dexOptStatus = performDexOptTraced(packageName, 8445 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8446 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8447 } 8448 8449 @Override 8450 public boolean performDexOpt(String packageName, 8451 boolean checkProfiles, int compileReason, boolean force) { 8452 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8453 getCompilerFilterForReason(compileReason), force); 8454 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8455 } 8456 8457 @Override 8458 public boolean performDexOptMode(String packageName, 8459 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8460 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8461 targetCompilerFilter, force); 8462 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8463 } 8464 8465 private int performDexOptTraced(String packageName, 8466 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8468 try { 8469 return performDexOptInternal(packageName, checkProfiles, 8470 targetCompilerFilter, force); 8471 } finally { 8472 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8473 } 8474 } 8475 8476 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8477 // if the package can now be considered up to date for the given filter. 8478 private int performDexOptInternal(String packageName, 8479 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8480 PackageParser.Package p; 8481 synchronized (mPackages) { 8482 p = mPackages.get(packageName); 8483 if (p == null) { 8484 // Package could not be found. Report failure. 8485 return PackageDexOptimizer.DEX_OPT_FAILED; 8486 } 8487 mPackageUsage.maybeWriteAsync(mPackages); 8488 mCompilerStats.maybeWriteAsync(); 8489 } 8490 long callingId = Binder.clearCallingIdentity(); 8491 try { 8492 synchronized (mInstallLock) { 8493 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8494 targetCompilerFilter, force); 8495 } 8496 } finally { 8497 Binder.restoreCallingIdentity(callingId); 8498 } 8499 } 8500 8501 public ArraySet<String> getOptimizablePackages() { 8502 ArraySet<String> pkgs = new ArraySet<String>(); 8503 synchronized (mPackages) { 8504 for (PackageParser.Package p : mPackages.values()) { 8505 if (PackageDexOptimizer.canOptimizePackage(p)) { 8506 pkgs.add(p.packageName); 8507 } 8508 } 8509 } 8510 return pkgs; 8511 } 8512 8513 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8514 boolean checkProfiles, String targetCompilerFilter, 8515 boolean force) { 8516 // Select the dex optimizer based on the force parameter. 8517 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8518 // allocate an object here. 8519 PackageDexOptimizer pdo = force 8520 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8521 : mPackageDexOptimizer; 8522 8523 // Dexopt all dependencies first. Note: we ignore the return value and march on 8524 // on errors. 8525 // Note that we are going to call performDexOpt on those libraries as many times as 8526 // they are referenced in packages. When we do a batch of performDexOpt (for example 8527 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8528 // and the first package that uses the library will dexopt it. The 8529 // others will see that the compiled code for the library is up to date. 8530 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8531 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8532 if (!deps.isEmpty()) { 8533 for (PackageParser.Package depPackage : deps) { 8534 // TODO: Analyze and investigate if we (should) profile libraries. 8535 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8536 false /* checkProfiles */, 8537 targetCompilerFilter, 8538 getOrCreateCompilerPackageStats(depPackage), 8539 true /* isUsedByOtherApps */); 8540 } 8541 } 8542 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8543 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8544 mDexManager.isUsedByOtherApps(p.packageName)); 8545 } 8546 8547 // Performs dexopt on the used secondary dex files belonging to the given package. 8548 // Returns true if all dex files were process successfully (which could mean either dexopt or 8549 // skip). Returns false if any of the files caused errors. 8550 @Override 8551 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8552 boolean force) { 8553 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8554 } 8555 8556 public boolean performDexOptSecondary(String packageName, int compileReason, 8557 boolean force) { 8558 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8559 } 8560 8561 /** 8562 * Reconcile the information we have about the secondary dex files belonging to 8563 * {@code packagName} and the actual dex files. For all dex files that were 8564 * deleted, update the internal records and delete the generated oat files. 8565 */ 8566 @Override 8567 public void reconcileSecondaryDexFiles(String packageName) { 8568 mDexManager.reconcileSecondaryDexFiles(packageName); 8569 } 8570 8571 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8572 // a reference there. 8573 /*package*/ DexManager getDexManager() { 8574 return mDexManager; 8575 } 8576 8577 /** 8578 * Execute the background dexopt job immediately. 8579 */ 8580 @Override 8581 public boolean runBackgroundDexoptJob() { 8582 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8583 } 8584 8585 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8586 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8587 || p.usesStaticLibraries != null) { 8588 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8589 Set<String> collectedNames = new HashSet<>(); 8590 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8591 8592 retValue.remove(p); 8593 8594 return retValue; 8595 } else { 8596 return Collections.emptyList(); 8597 } 8598 } 8599 8600 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8601 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8602 if (!collectedNames.contains(p.packageName)) { 8603 collectedNames.add(p.packageName); 8604 collected.add(p); 8605 8606 if (p.usesLibraries != null) { 8607 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8608 null, collected, collectedNames); 8609 } 8610 if (p.usesOptionalLibraries != null) { 8611 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8612 null, collected, collectedNames); 8613 } 8614 if (p.usesStaticLibraries != null) { 8615 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8616 p.usesStaticLibrariesVersions, collected, collectedNames); 8617 } 8618 } 8619 } 8620 8621 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8622 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8623 final int libNameCount = libs.size(); 8624 for (int i = 0; i < libNameCount; i++) { 8625 String libName = libs.get(i); 8626 int version = (versions != null && versions.length == libNameCount) 8627 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8628 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8629 if (libPkg != null) { 8630 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8631 } 8632 } 8633 } 8634 8635 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8636 synchronized (mPackages) { 8637 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8638 if (libEntry != null) { 8639 return mPackages.get(libEntry.apk); 8640 } 8641 return null; 8642 } 8643 } 8644 8645 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8646 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8647 if (versionedLib == null) { 8648 return null; 8649 } 8650 return versionedLib.get(version); 8651 } 8652 8653 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8654 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8655 pkg.staticSharedLibName); 8656 if (versionedLib == null) { 8657 return null; 8658 } 8659 int previousLibVersion = -1; 8660 final int versionCount = versionedLib.size(); 8661 for (int i = 0; i < versionCount; i++) { 8662 final int libVersion = versionedLib.keyAt(i); 8663 if (libVersion < pkg.staticSharedLibVersion) { 8664 previousLibVersion = Math.max(previousLibVersion, libVersion); 8665 } 8666 } 8667 if (previousLibVersion >= 0) { 8668 return versionedLib.get(previousLibVersion); 8669 } 8670 return null; 8671 } 8672 8673 public void shutdown() { 8674 mPackageUsage.writeNow(mPackages); 8675 mCompilerStats.writeNow(); 8676 } 8677 8678 @Override 8679 public void dumpProfiles(String packageName) { 8680 PackageParser.Package pkg; 8681 synchronized (mPackages) { 8682 pkg = mPackages.get(packageName); 8683 if (pkg == null) { 8684 throw new IllegalArgumentException("Unknown package: " + packageName); 8685 } 8686 } 8687 /* Only the shell, root, or the app user should be able to dump profiles. */ 8688 int callingUid = Binder.getCallingUid(); 8689 if (callingUid != Process.SHELL_UID && 8690 callingUid != Process.ROOT_UID && 8691 callingUid != pkg.applicationInfo.uid) { 8692 throw new SecurityException("dumpProfiles"); 8693 } 8694 8695 synchronized (mInstallLock) { 8696 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8697 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8698 try { 8699 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8700 String codePaths = TextUtils.join(";", allCodePaths); 8701 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8702 } catch (InstallerException e) { 8703 Slog.w(TAG, "Failed to dump profiles", e); 8704 } 8705 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8706 } 8707 } 8708 8709 @Override 8710 public void forceDexOpt(String packageName) { 8711 enforceSystemOrRoot("forceDexOpt"); 8712 8713 PackageParser.Package pkg; 8714 synchronized (mPackages) { 8715 pkg = mPackages.get(packageName); 8716 if (pkg == null) { 8717 throw new IllegalArgumentException("Unknown package: " + packageName); 8718 } 8719 } 8720 8721 synchronized (mInstallLock) { 8722 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8723 8724 // Whoever is calling forceDexOpt wants a fully compiled package. 8725 // Don't use profiles since that may cause compilation to be skipped. 8726 final int res = performDexOptInternalWithDependenciesLI(pkg, 8727 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8728 true /* force */); 8729 8730 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8731 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8732 throw new IllegalStateException("Failed to dexopt: " + res); 8733 } 8734 } 8735 } 8736 8737 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8738 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8739 Slog.w(TAG, "Unable to update from " + oldPkg.name 8740 + " to " + newPkg.packageName 8741 + ": old package not in system partition"); 8742 return false; 8743 } else if (mPackages.get(oldPkg.name) != null) { 8744 Slog.w(TAG, "Unable to update from " + oldPkg.name 8745 + " to " + newPkg.packageName 8746 + ": old package still exists"); 8747 return false; 8748 } 8749 return true; 8750 } 8751 8752 void removeCodePathLI(File codePath) { 8753 if (codePath.isDirectory()) { 8754 try { 8755 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8756 } catch (InstallerException e) { 8757 Slog.w(TAG, "Failed to remove code path", e); 8758 } 8759 } else { 8760 codePath.delete(); 8761 } 8762 } 8763 8764 private int[] resolveUserIds(int userId) { 8765 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8766 } 8767 8768 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8769 if (pkg == null) { 8770 Slog.wtf(TAG, "Package was null!", new Throwable()); 8771 return; 8772 } 8773 clearAppDataLeafLIF(pkg, userId, flags); 8774 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8775 for (int i = 0; i < childCount; i++) { 8776 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8777 } 8778 } 8779 8780 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8781 final PackageSetting ps; 8782 synchronized (mPackages) { 8783 ps = mSettings.mPackages.get(pkg.packageName); 8784 } 8785 for (int realUserId : resolveUserIds(userId)) { 8786 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8787 try { 8788 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8789 ceDataInode); 8790 } catch (InstallerException e) { 8791 Slog.w(TAG, String.valueOf(e)); 8792 } 8793 } 8794 } 8795 8796 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8797 if (pkg == null) { 8798 Slog.wtf(TAG, "Package was null!", new Throwable()); 8799 return; 8800 } 8801 destroyAppDataLeafLIF(pkg, userId, flags); 8802 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8803 for (int i = 0; i < childCount; i++) { 8804 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8805 } 8806 } 8807 8808 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8809 final PackageSetting ps; 8810 synchronized (mPackages) { 8811 ps = mSettings.mPackages.get(pkg.packageName); 8812 } 8813 for (int realUserId : resolveUserIds(userId)) { 8814 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8815 try { 8816 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8817 ceDataInode); 8818 } catch (InstallerException e) { 8819 Slog.w(TAG, String.valueOf(e)); 8820 } 8821 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8822 } 8823 } 8824 8825 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8826 if (pkg == null) { 8827 Slog.wtf(TAG, "Package was null!", new Throwable()); 8828 return; 8829 } 8830 destroyAppProfilesLeafLIF(pkg); 8831 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8832 for (int i = 0; i < childCount; i++) { 8833 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8834 } 8835 } 8836 8837 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8838 try { 8839 mInstaller.destroyAppProfiles(pkg.packageName); 8840 } catch (InstallerException e) { 8841 Slog.w(TAG, String.valueOf(e)); 8842 } 8843 } 8844 8845 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8846 if (pkg == null) { 8847 Slog.wtf(TAG, "Package was null!", new Throwable()); 8848 return; 8849 } 8850 clearAppProfilesLeafLIF(pkg); 8851 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8852 for (int i = 0; i < childCount; i++) { 8853 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8854 } 8855 } 8856 8857 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8858 try { 8859 mInstaller.clearAppProfiles(pkg.packageName); 8860 } catch (InstallerException e) { 8861 Slog.w(TAG, String.valueOf(e)); 8862 } 8863 } 8864 8865 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8866 long lastUpdateTime) { 8867 // Set parent install/update time 8868 PackageSetting ps = (PackageSetting) pkg.mExtras; 8869 if (ps != null) { 8870 ps.firstInstallTime = firstInstallTime; 8871 ps.lastUpdateTime = lastUpdateTime; 8872 } 8873 // Set children install/update time 8874 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8875 for (int i = 0; i < childCount; i++) { 8876 PackageParser.Package childPkg = pkg.childPackages.get(i); 8877 ps = (PackageSetting) childPkg.mExtras; 8878 if (ps != null) { 8879 ps.firstInstallTime = firstInstallTime; 8880 ps.lastUpdateTime = lastUpdateTime; 8881 } 8882 } 8883 } 8884 8885 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8886 PackageParser.Package changingLib) { 8887 if (file.path != null) { 8888 usesLibraryFiles.add(file.path); 8889 return; 8890 } 8891 PackageParser.Package p = mPackages.get(file.apk); 8892 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8893 // If we are doing this while in the middle of updating a library apk, 8894 // then we need to make sure to use that new apk for determining the 8895 // dependencies here. (We haven't yet finished committing the new apk 8896 // to the package manager state.) 8897 if (p == null || p.packageName.equals(changingLib.packageName)) { 8898 p = changingLib; 8899 } 8900 } 8901 if (p != null) { 8902 usesLibraryFiles.addAll(p.getAllCodePaths()); 8903 } 8904 } 8905 8906 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8907 PackageParser.Package changingLib) throws PackageManagerException { 8908 if (pkg == null) { 8909 return; 8910 } 8911 ArraySet<String> usesLibraryFiles = null; 8912 if (pkg.usesLibraries != null) { 8913 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8914 null, null, pkg.packageName, changingLib, true, null); 8915 } 8916 if (pkg.usesStaticLibraries != null) { 8917 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8918 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8919 pkg.packageName, changingLib, true, usesLibraryFiles); 8920 } 8921 if (pkg.usesOptionalLibraries != null) { 8922 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8923 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8924 } 8925 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8926 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8927 } else { 8928 pkg.usesLibraryFiles = null; 8929 } 8930 } 8931 8932 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8933 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8934 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8935 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8936 throws PackageManagerException { 8937 final int libCount = requestedLibraries.size(); 8938 for (int i = 0; i < libCount; i++) { 8939 final String libName = requestedLibraries.get(i); 8940 final int libVersion = requiredVersions != null ? requiredVersions[i] 8941 : SharedLibraryInfo.VERSION_UNDEFINED; 8942 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8943 if (libEntry == null) { 8944 if (required) { 8945 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8946 "Package " + packageName + " requires unavailable shared library " 8947 + libName + "; failing!"); 8948 } else { 8949 Slog.w(TAG, "Package " + packageName 8950 + " desires unavailable shared library " 8951 + libName + "; ignoring!"); 8952 } 8953 } else { 8954 if (requiredVersions != null && requiredCertDigests != null) { 8955 if (libEntry.info.getVersion() != requiredVersions[i]) { 8956 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8957 "Package " + packageName + " requires unavailable static shared" 8958 + " library " + libName + " version " 8959 + libEntry.info.getVersion() + "; failing!"); 8960 } 8961 8962 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8963 if (libPkg == null) { 8964 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8965 "Package " + packageName + " requires unavailable static shared" 8966 + " library; failing!"); 8967 } 8968 8969 String expectedCertDigest = requiredCertDigests[i]; 8970 String libCertDigest = PackageUtils.computeCertSha256Digest( 8971 libPkg.mSignatures[0]); 8972 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8973 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8974 "Package " + packageName + " requires differently signed" + 8975 " static shared library; failing!"); 8976 } 8977 } 8978 8979 if (outUsedLibraries == null) { 8980 outUsedLibraries = new ArraySet<>(); 8981 } 8982 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8983 } 8984 } 8985 return outUsedLibraries; 8986 } 8987 8988 private static boolean hasString(List<String> list, List<String> which) { 8989 if (list == null) { 8990 return false; 8991 } 8992 for (int i=list.size()-1; i>=0; i--) { 8993 for (int j=which.size()-1; j>=0; j--) { 8994 if (which.get(j).equals(list.get(i))) { 8995 return true; 8996 } 8997 } 8998 } 8999 return false; 9000 } 9001 9002 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9003 PackageParser.Package changingPkg) { 9004 ArrayList<PackageParser.Package> res = null; 9005 for (PackageParser.Package pkg : mPackages.values()) { 9006 if (changingPkg != null 9007 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9008 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9009 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9010 changingPkg.staticSharedLibName)) { 9011 return null; 9012 } 9013 if (res == null) { 9014 res = new ArrayList<>(); 9015 } 9016 res.add(pkg); 9017 try { 9018 updateSharedLibrariesLPr(pkg, changingPkg); 9019 } catch (PackageManagerException e) { 9020 // If a system app update or an app and a required lib missing we 9021 // delete the package and for updated system apps keep the data as 9022 // it is better for the user to reinstall than to be in an limbo 9023 // state. Also libs disappearing under an app should never happen 9024 // - just in case. 9025 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9026 final int flags = pkg.isUpdatedSystemApp() 9027 ? PackageManager.DELETE_KEEP_DATA : 0; 9028 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9029 flags , null, true, null); 9030 } 9031 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9032 } 9033 } 9034 return res; 9035 } 9036 9037 /** 9038 * Derive the value of the {@code cpuAbiOverride} based on the provided 9039 * value and an optional stored value from the package settings. 9040 */ 9041 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9042 String cpuAbiOverride = null; 9043 9044 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9045 cpuAbiOverride = null; 9046 } else if (abiOverride != null) { 9047 cpuAbiOverride = abiOverride; 9048 } else if (settings != null) { 9049 cpuAbiOverride = settings.cpuAbiOverrideString; 9050 } 9051 9052 return cpuAbiOverride; 9053 } 9054 9055 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9056 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9057 throws PackageManagerException { 9058 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9059 // If the package has children and this is the first dive in the function 9060 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9061 // whether all packages (parent and children) would be successfully scanned 9062 // before the actual scan since scanning mutates internal state and we want 9063 // to atomically install the package and its children. 9064 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9065 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9066 scanFlags |= SCAN_CHECK_ONLY; 9067 } 9068 } else { 9069 scanFlags &= ~SCAN_CHECK_ONLY; 9070 } 9071 9072 final PackageParser.Package scannedPkg; 9073 try { 9074 // Scan the parent 9075 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9076 // Scan the children 9077 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9078 for (int i = 0; i < childCount; i++) { 9079 PackageParser.Package childPkg = pkg.childPackages.get(i); 9080 scanPackageLI(childPkg, policyFlags, 9081 scanFlags, currentTime, user); 9082 } 9083 } finally { 9084 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9085 } 9086 9087 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9088 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9089 } 9090 9091 return scannedPkg; 9092 } 9093 9094 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9095 int scanFlags, long currentTime, @Nullable UserHandle user) 9096 throws PackageManagerException { 9097 boolean success = false; 9098 try { 9099 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9100 currentTime, user); 9101 success = true; 9102 return res; 9103 } finally { 9104 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9105 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9106 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9107 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9108 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9109 } 9110 } 9111 } 9112 9113 /** 9114 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9115 */ 9116 private static boolean apkHasCode(String fileName) { 9117 StrictJarFile jarFile = null; 9118 try { 9119 jarFile = new StrictJarFile(fileName, 9120 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9121 return jarFile.findEntry("classes.dex") != null; 9122 } catch (IOException ignore) { 9123 } finally { 9124 try { 9125 if (jarFile != null) { 9126 jarFile.close(); 9127 } 9128 } catch (IOException ignore) {} 9129 } 9130 return false; 9131 } 9132 9133 /** 9134 * Enforces code policy for the package. This ensures that if an APK has 9135 * declared hasCode="true" in its manifest that the APK actually contains 9136 * code. 9137 * 9138 * @throws PackageManagerException If bytecode could not be found when it should exist 9139 */ 9140 private static void assertCodePolicy(PackageParser.Package pkg) 9141 throws PackageManagerException { 9142 final boolean shouldHaveCode = 9143 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9144 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9145 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9146 "Package " + pkg.baseCodePath + " code is missing"); 9147 } 9148 9149 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9150 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9151 final boolean splitShouldHaveCode = 9152 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9153 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9154 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9155 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9156 } 9157 } 9158 } 9159 } 9160 9161 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9162 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9163 throws PackageManagerException { 9164 if (DEBUG_PACKAGE_SCANNING) { 9165 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9166 Log.d(TAG, "Scanning package " + pkg.packageName); 9167 } 9168 9169 applyPolicy(pkg, policyFlags); 9170 9171 assertPackageIsValid(pkg, policyFlags, scanFlags); 9172 9173 // Initialize package source and resource directories 9174 final File scanFile = new File(pkg.codePath); 9175 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9176 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9177 9178 SharedUserSetting suid = null; 9179 PackageSetting pkgSetting = null; 9180 9181 // Getting the package setting may have a side-effect, so if we 9182 // are only checking if scan would succeed, stash a copy of the 9183 // old setting to restore at the end. 9184 PackageSetting nonMutatedPs = null; 9185 9186 // We keep references to the derived CPU Abis from settings in oder to reuse 9187 // them in the case where we're not upgrading or booting for the first time. 9188 String primaryCpuAbiFromSettings = null; 9189 String secondaryCpuAbiFromSettings = null; 9190 9191 // writer 9192 synchronized (mPackages) { 9193 if (pkg.mSharedUserId != null) { 9194 // SIDE EFFECTS; may potentially allocate a new shared user 9195 suid = mSettings.getSharedUserLPw( 9196 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9197 if (DEBUG_PACKAGE_SCANNING) { 9198 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9199 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9200 + "): packages=" + suid.packages); 9201 } 9202 } 9203 9204 // Check if we are renaming from an original package name. 9205 PackageSetting origPackage = null; 9206 String realName = null; 9207 if (pkg.mOriginalPackages != null) { 9208 // This package may need to be renamed to a previously 9209 // installed name. Let's check on that... 9210 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9211 if (pkg.mOriginalPackages.contains(renamed)) { 9212 // This package had originally been installed as the 9213 // original name, and we have already taken care of 9214 // transitioning to the new one. Just update the new 9215 // one to continue using the old name. 9216 realName = pkg.mRealPackage; 9217 if (!pkg.packageName.equals(renamed)) { 9218 // Callers into this function may have already taken 9219 // care of renaming the package; only do it here if 9220 // it is not already done. 9221 pkg.setPackageName(renamed); 9222 } 9223 } else { 9224 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9225 if ((origPackage = mSettings.getPackageLPr( 9226 pkg.mOriginalPackages.get(i))) != null) { 9227 // We do have the package already installed under its 9228 // original name... should we use it? 9229 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9230 // New package is not compatible with original. 9231 origPackage = null; 9232 continue; 9233 } else if (origPackage.sharedUser != null) { 9234 // Make sure uid is compatible between packages. 9235 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9236 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9237 + " to " + pkg.packageName + ": old uid " 9238 + origPackage.sharedUser.name 9239 + " differs from " + pkg.mSharedUserId); 9240 origPackage = null; 9241 continue; 9242 } 9243 // TODO: Add case when shared user id is added [b/28144775] 9244 } else { 9245 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9246 + pkg.packageName + " to old name " + origPackage.name); 9247 } 9248 break; 9249 } 9250 } 9251 } 9252 } 9253 9254 if (mTransferedPackages.contains(pkg.packageName)) { 9255 Slog.w(TAG, "Package " + pkg.packageName 9256 + " was transferred to another, but its .apk remains"); 9257 } 9258 9259 // See comments in nonMutatedPs declaration 9260 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9261 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9262 if (foundPs != null) { 9263 nonMutatedPs = new PackageSetting(foundPs); 9264 } 9265 } 9266 9267 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9268 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9269 if (foundPs != null) { 9270 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9271 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9272 } 9273 } 9274 9275 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9276 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9277 PackageManagerService.reportSettingsProblem(Log.WARN, 9278 "Package " + pkg.packageName + " shared user changed from " 9279 + (pkgSetting.sharedUser != null 9280 ? pkgSetting.sharedUser.name : "<nothing>") 9281 + " to " 9282 + (suid != null ? suid.name : "<nothing>") 9283 + "; replacing with new"); 9284 pkgSetting = null; 9285 } 9286 final PackageSetting oldPkgSetting = 9287 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9288 final PackageSetting disabledPkgSetting = 9289 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9290 9291 String[] usesStaticLibraries = null; 9292 if (pkg.usesStaticLibraries != null) { 9293 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9294 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9295 } 9296 9297 if (pkgSetting == null) { 9298 final String parentPackageName = (pkg.parentPackage != null) 9299 ? pkg.parentPackage.packageName : null; 9300 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9301 // REMOVE SharedUserSetting from method; update in a separate call 9302 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9303 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9304 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9305 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9306 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9307 true /*allowInstall*/, instantApp, parentPackageName, 9308 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9309 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9310 // SIDE EFFECTS; updates system state; move elsewhere 9311 if (origPackage != null) { 9312 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9313 } 9314 mSettings.addUserToSettingLPw(pkgSetting); 9315 } else { 9316 // REMOVE SharedUserSetting from method; update in a separate call. 9317 // 9318 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9319 // secondaryCpuAbi are not known at this point so we always update them 9320 // to null here, only to reset them at a later point. 9321 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9322 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9323 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9324 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9325 UserManagerService.getInstance(), usesStaticLibraries, 9326 pkg.usesStaticLibrariesVersions); 9327 } 9328 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9329 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9330 9331 // SIDE EFFECTS; modifies system state; move elsewhere 9332 if (pkgSetting.origPackage != null) { 9333 // If we are first transitioning from an original package, 9334 // fix up the new package's name now. We need to do this after 9335 // looking up the package under its new name, so getPackageLP 9336 // can take care of fiddling things correctly. 9337 pkg.setPackageName(origPackage.name); 9338 9339 // File a report about this. 9340 String msg = "New package " + pkgSetting.realName 9341 + " renamed to replace old package " + pkgSetting.name; 9342 reportSettingsProblem(Log.WARN, msg); 9343 9344 // Make a note of it. 9345 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9346 mTransferedPackages.add(origPackage.name); 9347 } 9348 9349 // No longer need to retain this. 9350 pkgSetting.origPackage = null; 9351 } 9352 9353 // SIDE EFFECTS; modifies system state; move elsewhere 9354 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9355 // Make a note of it. 9356 mTransferedPackages.add(pkg.packageName); 9357 } 9358 9359 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9360 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9361 } 9362 9363 if ((scanFlags & SCAN_BOOTING) == 0 9364 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9365 // Check all shared libraries and map to their actual file path. 9366 // We only do this here for apps not on a system dir, because those 9367 // are the only ones that can fail an install due to this. We 9368 // will take care of the system apps by updating all of their 9369 // library paths after the scan is done. Also during the initial 9370 // scan don't update any libs as we do this wholesale after all 9371 // apps are scanned to avoid dependency based scanning. 9372 updateSharedLibrariesLPr(pkg, null); 9373 } 9374 9375 if (mFoundPolicyFile) { 9376 SELinuxMMAC.assignSeInfoValue(pkg); 9377 } 9378 pkg.applicationInfo.uid = pkgSetting.appId; 9379 pkg.mExtras = pkgSetting; 9380 9381 9382 // Static shared libs have same package with different versions where 9383 // we internally use a synthetic package name to allow multiple versions 9384 // of the same package, therefore we need to compare signatures against 9385 // the package setting for the latest library version. 9386 PackageSetting signatureCheckPs = pkgSetting; 9387 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9388 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9389 if (libraryEntry != null) { 9390 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9391 } 9392 } 9393 9394 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9395 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9396 // We just determined the app is signed correctly, so bring 9397 // over the latest parsed certs. 9398 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9399 } else { 9400 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9401 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9402 "Package " + pkg.packageName + " upgrade keys do not match the " 9403 + "previously installed version"); 9404 } else { 9405 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9406 String msg = "System package " + pkg.packageName 9407 + " signature changed; retaining data."; 9408 reportSettingsProblem(Log.WARN, msg); 9409 } 9410 } 9411 } else { 9412 try { 9413 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9414 verifySignaturesLP(signatureCheckPs, pkg); 9415 // We just determined the app is signed correctly, so bring 9416 // over the latest parsed certs. 9417 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9418 } catch (PackageManagerException e) { 9419 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9420 throw e; 9421 } 9422 // The signature has changed, but this package is in the system 9423 // image... let's recover! 9424 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9425 // However... if this package is part of a shared user, but it 9426 // doesn't match the signature of the shared user, let's fail. 9427 // What this means is that you can't change the signatures 9428 // associated with an overall shared user, which doesn't seem all 9429 // that unreasonable. 9430 if (signatureCheckPs.sharedUser != null) { 9431 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9432 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9433 throw new PackageManagerException( 9434 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9435 "Signature mismatch for shared user: " 9436 + pkgSetting.sharedUser); 9437 } 9438 } 9439 // File a report about this. 9440 String msg = "System package " + pkg.packageName 9441 + " signature changed; retaining data."; 9442 reportSettingsProblem(Log.WARN, msg); 9443 } 9444 } 9445 9446 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9447 // This package wants to adopt ownership of permissions from 9448 // another package. 9449 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9450 final String origName = pkg.mAdoptPermissions.get(i); 9451 final PackageSetting orig = mSettings.getPackageLPr(origName); 9452 if (orig != null) { 9453 if (verifyPackageUpdateLPr(orig, pkg)) { 9454 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9455 + pkg.packageName); 9456 // SIDE EFFECTS; updates permissions system state; move elsewhere 9457 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9458 } 9459 } 9460 } 9461 } 9462 } 9463 9464 pkg.applicationInfo.processName = fixProcessName( 9465 pkg.applicationInfo.packageName, 9466 pkg.applicationInfo.processName); 9467 9468 if (pkg != mPlatformPackage) { 9469 // Get all of our default paths setup 9470 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9471 } 9472 9473 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9474 9475 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9476 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9477 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9478 derivePackageAbi( 9479 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9480 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9481 9482 // Some system apps still use directory structure for native libraries 9483 // in which case we might end up not detecting abi solely based on apk 9484 // structure. Try to detect abi based on directory structure. 9485 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9486 pkg.applicationInfo.primaryCpuAbi == null) { 9487 setBundledAppAbisAndRoots(pkg, pkgSetting); 9488 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9489 } 9490 } else { 9491 // This is not a first boot or an upgrade, don't bother deriving the 9492 // ABI during the scan. Instead, trust the value that was stored in the 9493 // package setting. 9494 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9495 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9496 9497 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9498 9499 if (DEBUG_ABI_SELECTION) { 9500 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9501 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9502 pkg.applicationInfo.secondaryCpuAbi); 9503 } 9504 } 9505 } else { 9506 if ((scanFlags & SCAN_MOVE) != 0) { 9507 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9508 // but we already have this packages package info in the PackageSetting. We just 9509 // use that and derive the native library path based on the new codepath. 9510 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9511 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9512 } 9513 9514 // Set native library paths again. For moves, the path will be updated based on the 9515 // ABIs we've determined above. For non-moves, the path will be updated based on the 9516 // ABIs we determined during compilation, but the path will depend on the final 9517 // package path (after the rename away from the stage path). 9518 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9519 } 9520 9521 // This is a special case for the "system" package, where the ABI is 9522 // dictated by the zygote configuration (and init.rc). We should keep track 9523 // of this ABI so that we can deal with "normal" applications that run under 9524 // the same UID correctly. 9525 if (mPlatformPackage == pkg) { 9526 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9527 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9528 } 9529 9530 // If there's a mismatch between the abi-override in the package setting 9531 // and the abiOverride specified for the install. Warn about this because we 9532 // would've already compiled the app without taking the package setting into 9533 // account. 9534 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9535 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9536 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9537 " for package " + pkg.packageName); 9538 } 9539 } 9540 9541 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9542 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9543 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9544 9545 // Copy the derived override back to the parsed package, so that we can 9546 // update the package settings accordingly. 9547 pkg.cpuAbiOverride = cpuAbiOverride; 9548 9549 if (DEBUG_ABI_SELECTION) { 9550 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9551 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9552 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9553 } 9554 9555 // Push the derived path down into PackageSettings so we know what to 9556 // clean up at uninstall time. 9557 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9558 9559 if (DEBUG_ABI_SELECTION) { 9560 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9561 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9562 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9563 } 9564 9565 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9566 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9567 // We don't do this here during boot because we can do it all 9568 // at once after scanning all existing packages. 9569 // 9570 // We also do this *before* we perform dexopt on this package, so that 9571 // we can avoid redundant dexopts, and also to make sure we've got the 9572 // code and package path correct. 9573 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9574 } 9575 9576 if (mFactoryTest && pkg.requestedPermissions.contains( 9577 android.Manifest.permission.FACTORY_TEST)) { 9578 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9579 } 9580 9581 if (isSystemApp(pkg)) { 9582 pkgSetting.isOrphaned = true; 9583 } 9584 9585 // Take care of first install / last update times. 9586 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9587 if (currentTime != 0) { 9588 if (pkgSetting.firstInstallTime == 0) { 9589 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9590 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9591 pkgSetting.lastUpdateTime = currentTime; 9592 } 9593 } else if (pkgSetting.firstInstallTime == 0) { 9594 // We need *something*. Take time time stamp of the file. 9595 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9596 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9597 if (scanFileTime != pkgSetting.timeStamp) { 9598 // A package on the system image has changed; consider this 9599 // to be an update. 9600 pkgSetting.lastUpdateTime = scanFileTime; 9601 } 9602 } 9603 pkgSetting.setTimeStamp(scanFileTime); 9604 9605 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9606 if (nonMutatedPs != null) { 9607 synchronized (mPackages) { 9608 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9609 } 9610 } 9611 } else { 9612 final int userId = user == null ? 0 : user.getIdentifier(); 9613 // Modify state for the given package setting 9614 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9615 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9616 if (pkgSetting.getInstantApp(userId)) { 9617 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9618 } 9619 } 9620 return pkg; 9621 } 9622 9623 /** 9624 * Applies policy to the parsed package based upon the given policy flags. 9625 * Ensures the package is in a good state. 9626 * <p> 9627 * Implementation detail: This method must NOT have any side effect. It would 9628 * ideally be static, but, it requires locks to read system state. 9629 */ 9630 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9631 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9632 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9633 if (pkg.applicationInfo.isDirectBootAware()) { 9634 // we're direct boot aware; set for all components 9635 for (PackageParser.Service s : pkg.services) { 9636 s.info.encryptionAware = s.info.directBootAware = true; 9637 } 9638 for (PackageParser.Provider p : pkg.providers) { 9639 p.info.encryptionAware = p.info.directBootAware = true; 9640 } 9641 for (PackageParser.Activity a : pkg.activities) { 9642 a.info.encryptionAware = a.info.directBootAware = true; 9643 } 9644 for (PackageParser.Activity r : pkg.receivers) { 9645 r.info.encryptionAware = r.info.directBootAware = true; 9646 } 9647 } 9648 } else { 9649 // Only allow system apps to be flagged as core apps. 9650 pkg.coreApp = false; 9651 // clear flags not applicable to regular apps 9652 pkg.applicationInfo.privateFlags &= 9653 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9654 pkg.applicationInfo.privateFlags &= 9655 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9656 } 9657 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9658 9659 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9660 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9661 } 9662 9663 if (!isSystemApp(pkg)) { 9664 // Only system apps can use these features. 9665 pkg.mOriginalPackages = null; 9666 pkg.mRealPackage = null; 9667 pkg.mAdoptPermissions = null; 9668 } 9669 } 9670 9671 /** 9672 * Asserts the parsed package is valid according to the given policy. If the 9673 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9674 * <p> 9675 * Implementation detail: This method must NOT have any side effects. It would 9676 * ideally be static, but, it requires locks to read system state. 9677 * 9678 * @throws PackageManagerException If the package fails any of the validation checks 9679 */ 9680 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9681 throws PackageManagerException { 9682 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9683 assertCodePolicy(pkg); 9684 } 9685 9686 if (pkg.applicationInfo.getCodePath() == null || 9687 pkg.applicationInfo.getResourcePath() == null) { 9688 // Bail out. The resource and code paths haven't been set. 9689 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9690 "Code and resource paths haven't been set correctly"); 9691 } 9692 9693 // Make sure we're not adding any bogus keyset info 9694 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9695 ksms.assertScannedPackageValid(pkg); 9696 9697 synchronized (mPackages) { 9698 // The special "android" package can only be defined once 9699 if (pkg.packageName.equals("android")) { 9700 if (mAndroidApplication != null) { 9701 Slog.w(TAG, "*************************************************"); 9702 Slog.w(TAG, "Core android package being redefined. Skipping."); 9703 Slog.w(TAG, " codePath=" + pkg.codePath); 9704 Slog.w(TAG, "*************************************************"); 9705 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9706 "Core android package being redefined. Skipping."); 9707 } 9708 } 9709 9710 // A package name must be unique; don't allow duplicates 9711 if (mPackages.containsKey(pkg.packageName)) { 9712 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9713 "Application package " + pkg.packageName 9714 + " already installed. Skipping duplicate."); 9715 } 9716 9717 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9718 // Static libs have a synthetic package name containing the version 9719 // but we still want the base name to be unique. 9720 if (mPackages.containsKey(pkg.manifestPackageName)) { 9721 throw new PackageManagerException( 9722 "Duplicate static shared lib provider package"); 9723 } 9724 9725 // Static shared libraries should have at least O target SDK 9726 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9727 throw new PackageManagerException( 9728 "Packages declaring static-shared libs must target O SDK or higher"); 9729 } 9730 9731 // Package declaring static a shared lib cannot be instant apps 9732 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9733 throw new PackageManagerException( 9734 "Packages declaring static-shared libs cannot be instant apps"); 9735 } 9736 9737 // Package declaring static a shared lib cannot be renamed since the package 9738 // name is synthetic and apps can't code around package manager internals. 9739 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9740 throw new PackageManagerException( 9741 "Packages declaring static-shared libs cannot be renamed"); 9742 } 9743 9744 // Package declaring static a shared lib cannot declare child packages 9745 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9746 throw new PackageManagerException( 9747 "Packages declaring static-shared libs cannot have child packages"); 9748 } 9749 9750 // Package declaring static a shared lib cannot declare dynamic libs 9751 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9752 throw new PackageManagerException( 9753 "Packages declaring static-shared libs cannot declare dynamic libs"); 9754 } 9755 9756 // Package declaring static a shared lib cannot declare shared users 9757 if (pkg.mSharedUserId != null) { 9758 throw new PackageManagerException( 9759 "Packages declaring static-shared libs cannot declare shared users"); 9760 } 9761 9762 // Static shared libs cannot declare activities 9763 if (!pkg.activities.isEmpty()) { 9764 throw new PackageManagerException( 9765 "Static shared libs cannot declare activities"); 9766 } 9767 9768 // Static shared libs cannot declare services 9769 if (!pkg.services.isEmpty()) { 9770 throw new PackageManagerException( 9771 "Static shared libs cannot declare services"); 9772 } 9773 9774 // Static shared libs cannot declare providers 9775 if (!pkg.providers.isEmpty()) { 9776 throw new PackageManagerException( 9777 "Static shared libs cannot declare content providers"); 9778 } 9779 9780 // Static shared libs cannot declare receivers 9781 if (!pkg.receivers.isEmpty()) { 9782 throw new PackageManagerException( 9783 "Static shared libs cannot declare broadcast receivers"); 9784 } 9785 9786 // Static shared libs cannot declare permission groups 9787 if (!pkg.permissionGroups.isEmpty()) { 9788 throw new PackageManagerException( 9789 "Static shared libs cannot declare permission groups"); 9790 } 9791 9792 // Static shared libs cannot declare permissions 9793 if (!pkg.permissions.isEmpty()) { 9794 throw new PackageManagerException( 9795 "Static shared libs cannot declare permissions"); 9796 } 9797 9798 // Static shared libs cannot declare protected broadcasts 9799 if (pkg.protectedBroadcasts != null) { 9800 throw new PackageManagerException( 9801 "Static shared libs cannot declare protected broadcasts"); 9802 } 9803 9804 // Static shared libs cannot be overlay targets 9805 if (pkg.mOverlayTarget != null) { 9806 throw new PackageManagerException( 9807 "Static shared libs cannot be overlay targets"); 9808 } 9809 9810 // The version codes must be ordered as lib versions 9811 int minVersionCode = Integer.MIN_VALUE; 9812 int maxVersionCode = Integer.MAX_VALUE; 9813 9814 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9815 pkg.staticSharedLibName); 9816 if (versionedLib != null) { 9817 final int versionCount = versionedLib.size(); 9818 for (int i = 0; i < versionCount; i++) { 9819 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9820 // TODO: We will change version code to long, so in the new API it is long 9821 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9822 .getVersionCode(); 9823 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9824 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9825 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9826 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9827 } else { 9828 minVersionCode = maxVersionCode = libVersionCode; 9829 break; 9830 } 9831 } 9832 } 9833 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9834 throw new PackageManagerException("Static shared" 9835 + " lib version codes must be ordered as lib versions"); 9836 } 9837 } 9838 9839 // Only privileged apps and updated privileged apps can add child packages. 9840 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9841 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9842 throw new PackageManagerException("Only privileged apps can add child " 9843 + "packages. Ignoring package " + pkg.packageName); 9844 } 9845 final int childCount = pkg.childPackages.size(); 9846 for (int i = 0; i < childCount; i++) { 9847 PackageParser.Package childPkg = pkg.childPackages.get(i); 9848 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9849 childPkg.packageName)) { 9850 throw new PackageManagerException("Can't override child of " 9851 + "another disabled app. Ignoring package " + pkg.packageName); 9852 } 9853 } 9854 } 9855 9856 // If we're only installing presumed-existing packages, require that the 9857 // scanned APK is both already known and at the path previously established 9858 // for it. Previously unknown packages we pick up normally, but if we have an 9859 // a priori expectation about this package's install presence, enforce it. 9860 // With a singular exception for new system packages. When an OTA contains 9861 // a new system package, we allow the codepath to change from a system location 9862 // to the user-installed location. If we don't allow this change, any newer, 9863 // user-installed version of the application will be ignored. 9864 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9865 if (mExpectingBetter.containsKey(pkg.packageName)) { 9866 logCriticalInfo(Log.WARN, 9867 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9868 } else { 9869 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9870 if (known != null) { 9871 if (DEBUG_PACKAGE_SCANNING) { 9872 Log.d(TAG, "Examining " + pkg.codePath 9873 + " and requiring known paths " + known.codePathString 9874 + " & " + known.resourcePathString); 9875 } 9876 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9877 || !pkg.applicationInfo.getResourcePath().equals( 9878 known.resourcePathString)) { 9879 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9880 "Application package " + pkg.packageName 9881 + " found at " + pkg.applicationInfo.getCodePath() 9882 + " but expected at " + known.codePathString 9883 + "; ignoring."); 9884 } 9885 } 9886 } 9887 } 9888 9889 // Verify that this new package doesn't have any content providers 9890 // that conflict with existing packages. Only do this if the 9891 // package isn't already installed, since we don't want to break 9892 // things that are installed. 9893 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9894 final int N = pkg.providers.size(); 9895 int i; 9896 for (i=0; i<N; i++) { 9897 PackageParser.Provider p = pkg.providers.get(i); 9898 if (p.info.authority != null) { 9899 String names[] = p.info.authority.split(";"); 9900 for (int j = 0; j < names.length; j++) { 9901 if (mProvidersByAuthority.containsKey(names[j])) { 9902 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9903 final String otherPackageName = 9904 ((other != null && other.getComponentName() != null) ? 9905 other.getComponentName().getPackageName() : "?"); 9906 throw new PackageManagerException( 9907 INSTALL_FAILED_CONFLICTING_PROVIDER, 9908 "Can't install because provider name " + names[j] 9909 + " (in package " + pkg.applicationInfo.packageName 9910 + ") is already used by " + otherPackageName); 9911 } 9912 } 9913 } 9914 } 9915 } 9916 } 9917 } 9918 9919 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9920 int type, String declaringPackageName, int declaringVersionCode) { 9921 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9922 if (versionedLib == null) { 9923 versionedLib = new SparseArray<>(); 9924 mSharedLibraries.put(name, versionedLib); 9925 if (type == SharedLibraryInfo.TYPE_STATIC) { 9926 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9927 } 9928 } else if (versionedLib.indexOfKey(version) >= 0) { 9929 return false; 9930 } 9931 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9932 version, type, declaringPackageName, declaringVersionCode); 9933 versionedLib.put(version, libEntry); 9934 return true; 9935 } 9936 9937 private boolean removeSharedLibraryLPw(String name, int version) { 9938 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9939 if (versionedLib == null) { 9940 return false; 9941 } 9942 final int libIdx = versionedLib.indexOfKey(version); 9943 if (libIdx < 0) { 9944 return false; 9945 } 9946 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9947 versionedLib.remove(version); 9948 if (versionedLib.size() <= 0) { 9949 mSharedLibraries.remove(name); 9950 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9951 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9952 .getPackageName()); 9953 } 9954 } 9955 return true; 9956 } 9957 9958 /** 9959 * Adds a scanned package to the system. When this method is finished, the package will 9960 * be available for query, resolution, etc... 9961 */ 9962 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9963 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9964 final String pkgName = pkg.packageName; 9965 if (mCustomResolverComponentName != null && 9966 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9967 setUpCustomResolverActivity(pkg); 9968 } 9969 9970 if (pkg.packageName.equals("android")) { 9971 synchronized (mPackages) { 9972 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9973 // Set up information for our fall-back user intent resolution activity. 9974 mPlatformPackage = pkg; 9975 pkg.mVersionCode = mSdkVersion; 9976 mAndroidApplication = pkg.applicationInfo; 9977 if (!mResolverReplaced) { 9978 mResolveActivity.applicationInfo = mAndroidApplication; 9979 mResolveActivity.name = ResolverActivity.class.getName(); 9980 mResolveActivity.packageName = mAndroidApplication.packageName; 9981 mResolveActivity.processName = "system:ui"; 9982 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9983 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9984 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9985 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9986 mResolveActivity.exported = true; 9987 mResolveActivity.enabled = true; 9988 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9989 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9990 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9991 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9992 | ActivityInfo.CONFIG_ORIENTATION 9993 | ActivityInfo.CONFIG_KEYBOARD 9994 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9995 mResolveInfo.activityInfo = mResolveActivity; 9996 mResolveInfo.priority = 0; 9997 mResolveInfo.preferredOrder = 0; 9998 mResolveInfo.match = 0; 9999 mResolveComponentName = new ComponentName( 10000 mAndroidApplication.packageName, mResolveActivity.name); 10001 } 10002 } 10003 } 10004 } 10005 10006 ArrayList<PackageParser.Package> clientLibPkgs = null; 10007 // writer 10008 synchronized (mPackages) { 10009 boolean hasStaticSharedLibs = false; 10010 10011 // Any app can add new static shared libraries 10012 if (pkg.staticSharedLibName != null) { 10013 // Static shared libs don't allow renaming as they have synthetic package 10014 // names to allow install of multiple versions, so use name from manifest. 10015 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10016 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10017 pkg.manifestPackageName, pkg.mVersionCode)) { 10018 hasStaticSharedLibs = true; 10019 } else { 10020 Slog.w(TAG, "Package " + pkg.packageName + " library " 10021 + pkg.staticSharedLibName + " already exists; skipping"); 10022 } 10023 // Static shared libs cannot be updated once installed since they 10024 // use synthetic package name which includes the version code, so 10025 // not need to update other packages's shared lib dependencies. 10026 } 10027 10028 if (!hasStaticSharedLibs 10029 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10030 // Only system apps can add new dynamic shared libraries. 10031 if (pkg.libraryNames != null) { 10032 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10033 String name = pkg.libraryNames.get(i); 10034 boolean allowed = false; 10035 if (pkg.isUpdatedSystemApp()) { 10036 // New library entries can only be added through the 10037 // system image. This is important to get rid of a lot 10038 // of nasty edge cases: for example if we allowed a non- 10039 // system update of the app to add a library, then uninstalling 10040 // the update would make the library go away, and assumptions 10041 // we made such as through app install filtering would now 10042 // have allowed apps on the device which aren't compatible 10043 // with it. Better to just have the restriction here, be 10044 // conservative, and create many fewer cases that can negatively 10045 // impact the user experience. 10046 final PackageSetting sysPs = mSettings 10047 .getDisabledSystemPkgLPr(pkg.packageName); 10048 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10049 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10050 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10051 allowed = true; 10052 break; 10053 } 10054 } 10055 } 10056 } else { 10057 allowed = true; 10058 } 10059 if (allowed) { 10060 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10061 SharedLibraryInfo.VERSION_UNDEFINED, 10062 SharedLibraryInfo.TYPE_DYNAMIC, 10063 pkg.packageName, pkg.mVersionCode)) { 10064 Slog.w(TAG, "Package " + pkg.packageName + " library " 10065 + name + " already exists; skipping"); 10066 } 10067 } else { 10068 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10069 + name + " that is not declared on system image; skipping"); 10070 } 10071 } 10072 10073 if ((scanFlags & SCAN_BOOTING) == 0) { 10074 // If we are not booting, we need to update any applications 10075 // that are clients of our shared library. If we are booting, 10076 // this will all be done once the scan is complete. 10077 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10078 } 10079 } 10080 } 10081 } 10082 10083 if ((scanFlags & SCAN_BOOTING) != 0) { 10084 // No apps can run during boot scan, so they don't need to be frozen 10085 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10086 // Caller asked to not kill app, so it's probably not frozen 10087 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10088 // Caller asked us to ignore frozen check for some reason; they 10089 // probably didn't know the package name 10090 } else { 10091 // We're doing major surgery on this package, so it better be frozen 10092 // right now to keep it from launching 10093 checkPackageFrozen(pkgName); 10094 } 10095 10096 // Also need to kill any apps that are dependent on the library. 10097 if (clientLibPkgs != null) { 10098 for (int i=0; i<clientLibPkgs.size(); i++) { 10099 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10100 killApplication(clientPkg.applicationInfo.packageName, 10101 clientPkg.applicationInfo.uid, "update lib"); 10102 } 10103 } 10104 10105 // writer 10106 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10107 10108 synchronized (mPackages) { 10109 // We don't expect installation to fail beyond this point 10110 10111 // Add the new setting to mSettings 10112 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10113 // Add the new setting to mPackages 10114 mPackages.put(pkg.applicationInfo.packageName, pkg); 10115 // Make sure we don't accidentally delete its data. 10116 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10117 while (iter.hasNext()) { 10118 PackageCleanItem item = iter.next(); 10119 if (pkgName.equals(item.packageName)) { 10120 iter.remove(); 10121 } 10122 } 10123 10124 // Add the package's KeySets to the global KeySetManagerService 10125 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10126 ksms.addScannedPackageLPw(pkg); 10127 10128 int N = pkg.providers.size(); 10129 StringBuilder r = null; 10130 int i; 10131 for (i=0; i<N; i++) { 10132 PackageParser.Provider p = pkg.providers.get(i); 10133 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10134 p.info.processName); 10135 mProviders.addProvider(p); 10136 p.syncable = p.info.isSyncable; 10137 if (p.info.authority != null) { 10138 String names[] = p.info.authority.split(";"); 10139 p.info.authority = null; 10140 for (int j = 0; j < names.length; j++) { 10141 if (j == 1 && p.syncable) { 10142 // We only want the first authority for a provider to possibly be 10143 // syncable, so if we already added this provider using a different 10144 // authority clear the syncable flag. We copy the provider before 10145 // changing it because the mProviders object contains a reference 10146 // to a provider that we don't want to change. 10147 // Only do this for the second authority since the resulting provider 10148 // object can be the same for all future authorities for this provider. 10149 p = new PackageParser.Provider(p); 10150 p.syncable = false; 10151 } 10152 if (!mProvidersByAuthority.containsKey(names[j])) { 10153 mProvidersByAuthority.put(names[j], p); 10154 if (p.info.authority == null) { 10155 p.info.authority = names[j]; 10156 } else { 10157 p.info.authority = p.info.authority + ";" + names[j]; 10158 } 10159 if (DEBUG_PACKAGE_SCANNING) { 10160 if (chatty) 10161 Log.d(TAG, "Registered content provider: " + names[j] 10162 + ", className = " + p.info.name + ", isSyncable = " 10163 + p.info.isSyncable); 10164 } 10165 } else { 10166 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10167 Slog.w(TAG, "Skipping provider name " + names[j] + 10168 " (in package " + pkg.applicationInfo.packageName + 10169 "): name already used by " 10170 + ((other != null && other.getComponentName() != null) 10171 ? other.getComponentName().getPackageName() : "?")); 10172 } 10173 } 10174 } 10175 if (chatty) { 10176 if (r == null) { 10177 r = new StringBuilder(256); 10178 } else { 10179 r.append(' '); 10180 } 10181 r.append(p.info.name); 10182 } 10183 } 10184 if (r != null) { 10185 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10186 } 10187 10188 N = pkg.services.size(); 10189 r = null; 10190 for (i=0; i<N; i++) { 10191 PackageParser.Service s = pkg.services.get(i); 10192 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10193 s.info.processName); 10194 mServices.addService(s); 10195 if (chatty) { 10196 if (r == null) { 10197 r = new StringBuilder(256); 10198 } else { 10199 r.append(' '); 10200 } 10201 r.append(s.info.name); 10202 } 10203 } 10204 if (r != null) { 10205 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10206 } 10207 10208 N = pkg.receivers.size(); 10209 r = null; 10210 for (i=0; i<N; i++) { 10211 PackageParser.Activity a = pkg.receivers.get(i); 10212 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10213 a.info.processName); 10214 mReceivers.addActivity(a, "receiver"); 10215 if (chatty) { 10216 if (r == null) { 10217 r = new StringBuilder(256); 10218 } else { 10219 r.append(' '); 10220 } 10221 r.append(a.info.name); 10222 } 10223 } 10224 if (r != null) { 10225 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10226 } 10227 10228 N = pkg.activities.size(); 10229 r = null; 10230 for (i=0; i<N; i++) { 10231 PackageParser.Activity a = pkg.activities.get(i); 10232 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10233 a.info.processName); 10234 mActivities.addActivity(a, "activity"); 10235 if (chatty) { 10236 if (r == null) { 10237 r = new StringBuilder(256); 10238 } else { 10239 r.append(' '); 10240 } 10241 r.append(a.info.name); 10242 } 10243 } 10244 if (r != null) { 10245 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10246 } 10247 10248 N = pkg.permissionGroups.size(); 10249 r = null; 10250 for (i=0; i<N; i++) { 10251 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10252 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10253 final String curPackageName = cur == null ? null : cur.info.packageName; 10254 // Dont allow ephemeral apps to define new permission groups. 10255 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10256 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10257 + pg.info.packageName 10258 + " ignored: instant apps cannot define new permission groups."); 10259 continue; 10260 } 10261 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10262 if (cur == null || isPackageUpdate) { 10263 mPermissionGroups.put(pg.info.name, pg); 10264 if (chatty) { 10265 if (r == null) { 10266 r = new StringBuilder(256); 10267 } else { 10268 r.append(' '); 10269 } 10270 if (isPackageUpdate) { 10271 r.append("UPD:"); 10272 } 10273 r.append(pg.info.name); 10274 } 10275 } else { 10276 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10277 + pg.info.packageName + " ignored: original from " 10278 + cur.info.packageName); 10279 if (chatty) { 10280 if (r == null) { 10281 r = new StringBuilder(256); 10282 } else { 10283 r.append(' '); 10284 } 10285 r.append("DUP:"); 10286 r.append(pg.info.name); 10287 } 10288 } 10289 } 10290 if (r != null) { 10291 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10292 } 10293 10294 N = pkg.permissions.size(); 10295 r = null; 10296 for (i=0; i<N; i++) { 10297 PackageParser.Permission p = pkg.permissions.get(i); 10298 10299 // Dont allow ephemeral apps to define new permissions. 10300 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10301 Slog.w(TAG, "Permission " + p.info.name + " from package " 10302 + p.info.packageName 10303 + " ignored: instant apps cannot define new permissions."); 10304 continue; 10305 } 10306 10307 // Assume by default that we did not install this permission into the system. 10308 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10309 10310 // Now that permission groups have a special meaning, we ignore permission 10311 // groups for legacy apps to prevent unexpected behavior. In particular, 10312 // permissions for one app being granted to someone just becase they happen 10313 // to be in a group defined by another app (before this had no implications). 10314 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10315 p.group = mPermissionGroups.get(p.info.group); 10316 // Warn for a permission in an unknown group. 10317 if (p.info.group != null && p.group == null) { 10318 Slog.w(TAG, "Permission " + p.info.name + " from package " 10319 + p.info.packageName + " in an unknown group " + p.info.group); 10320 } 10321 } 10322 10323 ArrayMap<String, BasePermission> permissionMap = 10324 p.tree ? mSettings.mPermissionTrees 10325 : mSettings.mPermissions; 10326 BasePermission bp = permissionMap.get(p.info.name); 10327 10328 // Allow system apps to redefine non-system permissions 10329 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10330 final boolean currentOwnerIsSystem = (bp.perm != null 10331 && isSystemApp(bp.perm.owner)); 10332 if (isSystemApp(p.owner)) { 10333 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10334 // It's a built-in permission and no owner, take ownership now 10335 bp.packageSetting = pkgSetting; 10336 bp.perm = p; 10337 bp.uid = pkg.applicationInfo.uid; 10338 bp.sourcePackage = p.info.packageName; 10339 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10340 } else if (!currentOwnerIsSystem) { 10341 String msg = "New decl " + p.owner + " of permission " 10342 + p.info.name + " is system; overriding " + bp.sourcePackage; 10343 reportSettingsProblem(Log.WARN, msg); 10344 bp = null; 10345 } 10346 } 10347 } 10348 10349 if (bp == null) { 10350 bp = new BasePermission(p.info.name, p.info.packageName, 10351 BasePermission.TYPE_NORMAL); 10352 permissionMap.put(p.info.name, bp); 10353 } 10354 10355 if (bp.perm == null) { 10356 if (bp.sourcePackage == null 10357 || bp.sourcePackage.equals(p.info.packageName)) { 10358 BasePermission tree = findPermissionTreeLP(p.info.name); 10359 if (tree == null 10360 || tree.sourcePackage.equals(p.info.packageName)) { 10361 bp.packageSetting = pkgSetting; 10362 bp.perm = p; 10363 bp.uid = pkg.applicationInfo.uid; 10364 bp.sourcePackage = p.info.packageName; 10365 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10366 if (chatty) { 10367 if (r == null) { 10368 r = new StringBuilder(256); 10369 } else { 10370 r.append(' '); 10371 } 10372 r.append(p.info.name); 10373 } 10374 } else { 10375 Slog.w(TAG, "Permission " + p.info.name + " from package " 10376 + p.info.packageName + " ignored: base tree " 10377 + tree.name + " is from package " 10378 + tree.sourcePackage); 10379 } 10380 } else { 10381 Slog.w(TAG, "Permission " + p.info.name + " from package " 10382 + p.info.packageName + " ignored: original from " 10383 + bp.sourcePackage); 10384 } 10385 } else if (chatty) { 10386 if (r == null) { 10387 r = new StringBuilder(256); 10388 } else { 10389 r.append(' '); 10390 } 10391 r.append("DUP:"); 10392 r.append(p.info.name); 10393 } 10394 if (bp.perm == p) { 10395 bp.protectionLevel = p.info.protectionLevel; 10396 } 10397 } 10398 10399 if (r != null) { 10400 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10401 } 10402 10403 N = pkg.instrumentation.size(); 10404 r = null; 10405 for (i=0; i<N; i++) { 10406 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10407 a.info.packageName = pkg.applicationInfo.packageName; 10408 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10409 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10410 a.info.splitNames = pkg.splitNames; 10411 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10412 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10413 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10414 a.info.dataDir = pkg.applicationInfo.dataDir; 10415 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10416 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10417 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10418 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10419 mInstrumentation.put(a.getComponentName(), a); 10420 if (chatty) { 10421 if (r == null) { 10422 r = new StringBuilder(256); 10423 } else { 10424 r.append(' '); 10425 } 10426 r.append(a.info.name); 10427 } 10428 } 10429 if (r != null) { 10430 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10431 } 10432 10433 if (pkg.protectedBroadcasts != null) { 10434 N = pkg.protectedBroadcasts.size(); 10435 for (i=0; i<N; i++) { 10436 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10437 } 10438 } 10439 } 10440 10441 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10442 } 10443 10444 /** 10445 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10446 * is derived purely on the basis of the contents of {@code scanFile} and 10447 * {@code cpuAbiOverride}. 10448 * 10449 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10450 */ 10451 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10452 String cpuAbiOverride, boolean extractLibs, 10453 File appLib32InstallDir) 10454 throws PackageManagerException { 10455 // Give ourselves some initial paths; we'll come back for another 10456 // pass once we've determined ABI below. 10457 setNativeLibraryPaths(pkg, appLib32InstallDir); 10458 10459 // We would never need to extract libs for forward-locked and external packages, 10460 // since the container service will do it for us. We shouldn't attempt to 10461 // extract libs from system app when it was not updated. 10462 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10463 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10464 extractLibs = false; 10465 } 10466 10467 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10468 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10469 10470 NativeLibraryHelper.Handle handle = null; 10471 try { 10472 handle = NativeLibraryHelper.Handle.create(pkg); 10473 // TODO(multiArch): This can be null for apps that didn't go through the 10474 // usual installation process. We can calculate it again, like we 10475 // do during install time. 10476 // 10477 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10478 // unnecessary. 10479 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10480 10481 // Null out the abis so that they can be recalculated. 10482 pkg.applicationInfo.primaryCpuAbi = null; 10483 pkg.applicationInfo.secondaryCpuAbi = null; 10484 if (isMultiArch(pkg.applicationInfo)) { 10485 // Warn if we've set an abiOverride for multi-lib packages.. 10486 // By definition, we need to copy both 32 and 64 bit libraries for 10487 // such packages. 10488 if (pkg.cpuAbiOverride != null 10489 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10490 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10491 } 10492 10493 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10494 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10495 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10496 if (extractLibs) { 10497 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10498 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10499 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10500 useIsaSpecificSubdirs); 10501 } else { 10502 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10503 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10504 } 10505 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10506 } 10507 10508 maybeThrowExceptionForMultiArchCopy( 10509 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10510 10511 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10512 if (extractLibs) { 10513 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10514 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10515 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10516 useIsaSpecificSubdirs); 10517 } else { 10518 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10519 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10520 } 10521 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10522 } 10523 10524 maybeThrowExceptionForMultiArchCopy( 10525 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10526 10527 if (abi64 >= 0) { 10528 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10529 } 10530 10531 if (abi32 >= 0) { 10532 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10533 if (abi64 >= 0) { 10534 if (pkg.use32bitAbi) { 10535 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10536 pkg.applicationInfo.primaryCpuAbi = abi; 10537 } else { 10538 pkg.applicationInfo.secondaryCpuAbi = abi; 10539 } 10540 } else { 10541 pkg.applicationInfo.primaryCpuAbi = abi; 10542 } 10543 } 10544 10545 } else { 10546 String[] abiList = (cpuAbiOverride != null) ? 10547 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10548 10549 // Enable gross and lame hacks for apps that are built with old 10550 // SDK tools. We must scan their APKs for renderscript bitcode and 10551 // not launch them if it's present. Don't bother checking on devices 10552 // that don't have 64 bit support. 10553 boolean needsRenderScriptOverride = false; 10554 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10555 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10556 abiList = Build.SUPPORTED_32_BIT_ABIS; 10557 needsRenderScriptOverride = true; 10558 } 10559 10560 final int copyRet; 10561 if (extractLibs) { 10562 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10563 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10564 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10565 } else { 10566 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10567 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10568 } 10569 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10570 10571 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10572 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10573 "Error unpackaging native libs for app, errorCode=" + copyRet); 10574 } 10575 10576 if (copyRet >= 0) { 10577 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10578 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10579 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10580 } else if (needsRenderScriptOverride) { 10581 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10582 } 10583 } 10584 } catch (IOException ioe) { 10585 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10586 } finally { 10587 IoUtils.closeQuietly(handle); 10588 } 10589 10590 // Now that we've calculated the ABIs and determined if it's an internal app, 10591 // we will go ahead and populate the nativeLibraryPath. 10592 setNativeLibraryPaths(pkg, appLib32InstallDir); 10593 } 10594 10595 /** 10596 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10597 * i.e, so that all packages can be run inside a single process if required. 10598 * 10599 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10600 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10601 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10602 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10603 * updating a package that belongs to a shared user. 10604 * 10605 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10606 * adds unnecessary complexity. 10607 */ 10608 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10609 PackageParser.Package scannedPackage) { 10610 String requiredInstructionSet = null; 10611 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10612 requiredInstructionSet = VMRuntime.getInstructionSet( 10613 scannedPackage.applicationInfo.primaryCpuAbi); 10614 } 10615 10616 PackageSetting requirer = null; 10617 for (PackageSetting ps : packagesForUser) { 10618 // If packagesForUser contains scannedPackage, we skip it. This will happen 10619 // when scannedPackage is an update of an existing package. Without this check, 10620 // we will never be able to change the ABI of any package belonging to a shared 10621 // user, even if it's compatible with other packages. 10622 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10623 if (ps.primaryCpuAbiString == null) { 10624 continue; 10625 } 10626 10627 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10628 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10629 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10630 // this but there's not much we can do. 10631 String errorMessage = "Instruction set mismatch, " 10632 + ((requirer == null) ? "[caller]" : requirer) 10633 + " requires " + requiredInstructionSet + " whereas " + ps 10634 + " requires " + instructionSet; 10635 Slog.w(TAG, errorMessage); 10636 } 10637 10638 if (requiredInstructionSet == null) { 10639 requiredInstructionSet = instructionSet; 10640 requirer = ps; 10641 } 10642 } 10643 } 10644 10645 if (requiredInstructionSet != null) { 10646 String adjustedAbi; 10647 if (requirer != null) { 10648 // requirer != null implies that either scannedPackage was null or that scannedPackage 10649 // did not require an ABI, in which case we have to adjust scannedPackage to match 10650 // the ABI of the set (which is the same as requirer's ABI) 10651 adjustedAbi = requirer.primaryCpuAbiString; 10652 if (scannedPackage != null) { 10653 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10654 } 10655 } else { 10656 // requirer == null implies that we're updating all ABIs in the set to 10657 // match scannedPackage. 10658 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10659 } 10660 10661 for (PackageSetting ps : packagesForUser) { 10662 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10663 if (ps.primaryCpuAbiString != null) { 10664 continue; 10665 } 10666 10667 ps.primaryCpuAbiString = adjustedAbi; 10668 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10669 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10670 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10671 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10672 + " (requirer=" 10673 + (requirer != null ? requirer.pkg : "null") 10674 + ", scannedPackage=" 10675 + (scannedPackage != null ? scannedPackage : "null") 10676 + ")"); 10677 try { 10678 mInstaller.rmdex(ps.codePathString, 10679 getDexCodeInstructionSet(getPreferredInstructionSet())); 10680 } catch (InstallerException ignored) { 10681 } 10682 } 10683 } 10684 } 10685 } 10686 } 10687 10688 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10689 synchronized (mPackages) { 10690 mResolverReplaced = true; 10691 // Set up information for custom user intent resolution activity. 10692 mResolveActivity.applicationInfo = pkg.applicationInfo; 10693 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10694 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10695 mResolveActivity.processName = pkg.applicationInfo.packageName; 10696 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10697 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10698 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10699 mResolveActivity.theme = 0; 10700 mResolveActivity.exported = true; 10701 mResolveActivity.enabled = true; 10702 mResolveInfo.activityInfo = mResolveActivity; 10703 mResolveInfo.priority = 0; 10704 mResolveInfo.preferredOrder = 0; 10705 mResolveInfo.match = 0; 10706 mResolveComponentName = mCustomResolverComponentName; 10707 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10708 mResolveComponentName); 10709 } 10710 } 10711 10712 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10713 if (installerActivity == null) { 10714 if (DEBUG_EPHEMERAL) { 10715 Slog.d(TAG, "Clear ephemeral installer activity"); 10716 } 10717 mInstantAppInstallerActivity = null; 10718 return; 10719 } 10720 10721 if (DEBUG_EPHEMERAL) { 10722 Slog.d(TAG, "Set ephemeral installer activity: " 10723 + installerActivity.getComponentName()); 10724 } 10725 // Set up information for ephemeral installer activity 10726 mInstantAppInstallerActivity = installerActivity; 10727 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10728 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10729 mInstantAppInstallerActivity.exported = true; 10730 mInstantAppInstallerActivity.enabled = true; 10731 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10732 mInstantAppInstallerInfo.priority = 0; 10733 mInstantAppInstallerInfo.preferredOrder = 1; 10734 mInstantAppInstallerInfo.isDefault = true; 10735 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10736 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10737 } 10738 10739 private static String calculateBundledApkRoot(final String codePathString) { 10740 final File codePath = new File(codePathString); 10741 final File codeRoot; 10742 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10743 codeRoot = Environment.getRootDirectory(); 10744 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10745 codeRoot = Environment.getOemDirectory(); 10746 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10747 codeRoot = Environment.getVendorDirectory(); 10748 } else { 10749 // Unrecognized code path; take its top real segment as the apk root: 10750 // e.g. /something/app/blah.apk => /something 10751 try { 10752 File f = codePath.getCanonicalFile(); 10753 File parent = f.getParentFile(); // non-null because codePath is a file 10754 File tmp; 10755 while ((tmp = parent.getParentFile()) != null) { 10756 f = parent; 10757 parent = tmp; 10758 } 10759 codeRoot = f; 10760 Slog.w(TAG, "Unrecognized code path " 10761 + codePath + " - using " + codeRoot); 10762 } catch (IOException e) { 10763 // Can't canonicalize the code path -- shenanigans? 10764 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10765 return Environment.getRootDirectory().getPath(); 10766 } 10767 } 10768 return codeRoot.getPath(); 10769 } 10770 10771 /** 10772 * Derive and set the location of native libraries for the given package, 10773 * which varies depending on where and how the package was installed. 10774 */ 10775 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10776 final ApplicationInfo info = pkg.applicationInfo; 10777 final String codePath = pkg.codePath; 10778 final File codeFile = new File(codePath); 10779 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10780 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10781 10782 info.nativeLibraryRootDir = null; 10783 info.nativeLibraryRootRequiresIsa = false; 10784 info.nativeLibraryDir = null; 10785 info.secondaryNativeLibraryDir = null; 10786 10787 if (isApkFile(codeFile)) { 10788 // Monolithic install 10789 if (bundledApp) { 10790 // If "/system/lib64/apkname" exists, assume that is the per-package 10791 // native library directory to use; otherwise use "/system/lib/apkname". 10792 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10793 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10794 getPrimaryInstructionSet(info)); 10795 10796 // This is a bundled system app so choose the path based on the ABI. 10797 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10798 // is just the default path. 10799 final String apkName = deriveCodePathName(codePath); 10800 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10801 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10802 apkName).getAbsolutePath(); 10803 10804 if (info.secondaryCpuAbi != null) { 10805 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10806 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10807 secondaryLibDir, apkName).getAbsolutePath(); 10808 } 10809 } else if (asecApp) { 10810 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10811 .getAbsolutePath(); 10812 } else { 10813 final String apkName = deriveCodePathName(codePath); 10814 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10815 .getAbsolutePath(); 10816 } 10817 10818 info.nativeLibraryRootRequiresIsa = false; 10819 info.nativeLibraryDir = info.nativeLibraryRootDir; 10820 } else { 10821 // Cluster install 10822 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10823 info.nativeLibraryRootRequiresIsa = true; 10824 10825 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10826 getPrimaryInstructionSet(info)).getAbsolutePath(); 10827 10828 if (info.secondaryCpuAbi != null) { 10829 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10830 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10831 } 10832 } 10833 } 10834 10835 /** 10836 * Calculate the abis and roots for a bundled app. These can uniquely 10837 * be determined from the contents of the system partition, i.e whether 10838 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10839 * of this information, and instead assume that the system was built 10840 * sensibly. 10841 */ 10842 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10843 PackageSetting pkgSetting) { 10844 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10845 10846 // If "/system/lib64/apkname" exists, assume that is the per-package 10847 // native library directory to use; otherwise use "/system/lib/apkname". 10848 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10849 setBundledAppAbi(pkg, apkRoot, apkName); 10850 // pkgSetting might be null during rescan following uninstall of updates 10851 // to a bundled app, so accommodate that possibility. The settings in 10852 // that case will be established later from the parsed package. 10853 // 10854 // If the settings aren't null, sync them up with what we've just derived. 10855 // note that apkRoot isn't stored in the package settings. 10856 if (pkgSetting != null) { 10857 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10858 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10859 } 10860 } 10861 10862 /** 10863 * Deduces the ABI of a bundled app and sets the relevant fields on the 10864 * parsed pkg object. 10865 * 10866 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10867 * under which system libraries are installed. 10868 * @param apkName the name of the installed package. 10869 */ 10870 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10871 final File codeFile = new File(pkg.codePath); 10872 10873 final boolean has64BitLibs; 10874 final boolean has32BitLibs; 10875 if (isApkFile(codeFile)) { 10876 // Monolithic install 10877 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10878 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10879 } else { 10880 // Cluster install 10881 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10882 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10883 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10884 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10885 has64BitLibs = (new File(rootDir, isa)).exists(); 10886 } else { 10887 has64BitLibs = false; 10888 } 10889 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10890 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10891 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10892 has32BitLibs = (new File(rootDir, isa)).exists(); 10893 } else { 10894 has32BitLibs = false; 10895 } 10896 } 10897 10898 if (has64BitLibs && !has32BitLibs) { 10899 // The package has 64 bit libs, but not 32 bit libs. Its primary 10900 // ABI should be 64 bit. We can safely assume here that the bundled 10901 // native libraries correspond to the most preferred ABI in the list. 10902 10903 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10904 pkg.applicationInfo.secondaryCpuAbi = null; 10905 } else if (has32BitLibs && !has64BitLibs) { 10906 // The package has 32 bit libs but not 64 bit libs. Its primary 10907 // ABI should be 32 bit. 10908 10909 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10910 pkg.applicationInfo.secondaryCpuAbi = null; 10911 } else if (has32BitLibs && has64BitLibs) { 10912 // The application has both 64 and 32 bit bundled libraries. We check 10913 // here that the app declares multiArch support, and warn if it doesn't. 10914 // 10915 // We will be lenient here and record both ABIs. The primary will be the 10916 // ABI that's higher on the list, i.e, a device that's configured to prefer 10917 // 64 bit apps will see a 64 bit primary ABI, 10918 10919 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10920 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10921 } 10922 10923 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10924 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10925 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10926 } else { 10927 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10928 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10929 } 10930 } else { 10931 pkg.applicationInfo.primaryCpuAbi = null; 10932 pkg.applicationInfo.secondaryCpuAbi = null; 10933 } 10934 } 10935 10936 private void killApplication(String pkgName, int appId, String reason) { 10937 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10938 } 10939 10940 private void killApplication(String pkgName, int appId, int userId, String reason) { 10941 // Request the ActivityManager to kill the process(only for existing packages) 10942 // so that we do not end up in a confused state while the user is still using the older 10943 // version of the application while the new one gets installed. 10944 final long token = Binder.clearCallingIdentity(); 10945 try { 10946 IActivityManager am = ActivityManager.getService(); 10947 if (am != null) { 10948 try { 10949 am.killApplication(pkgName, appId, userId, reason); 10950 } catch (RemoteException e) { 10951 } 10952 } 10953 } finally { 10954 Binder.restoreCallingIdentity(token); 10955 } 10956 } 10957 10958 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10959 // Remove the parent package setting 10960 PackageSetting ps = (PackageSetting) pkg.mExtras; 10961 if (ps != null) { 10962 removePackageLI(ps, chatty); 10963 } 10964 // Remove the child package setting 10965 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10966 for (int i = 0; i < childCount; i++) { 10967 PackageParser.Package childPkg = pkg.childPackages.get(i); 10968 ps = (PackageSetting) childPkg.mExtras; 10969 if (ps != null) { 10970 removePackageLI(ps, chatty); 10971 } 10972 } 10973 } 10974 10975 void removePackageLI(PackageSetting ps, boolean chatty) { 10976 if (DEBUG_INSTALL) { 10977 if (chatty) 10978 Log.d(TAG, "Removing package " + ps.name); 10979 } 10980 10981 // writer 10982 synchronized (mPackages) { 10983 mPackages.remove(ps.name); 10984 final PackageParser.Package pkg = ps.pkg; 10985 if (pkg != null) { 10986 cleanPackageDataStructuresLILPw(pkg, chatty); 10987 } 10988 } 10989 } 10990 10991 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10992 if (DEBUG_INSTALL) { 10993 if (chatty) 10994 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10995 } 10996 10997 // writer 10998 synchronized (mPackages) { 10999 // Remove the parent package 11000 mPackages.remove(pkg.applicationInfo.packageName); 11001 cleanPackageDataStructuresLILPw(pkg, chatty); 11002 11003 // Remove the child packages 11004 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11005 for (int i = 0; i < childCount; i++) { 11006 PackageParser.Package childPkg = pkg.childPackages.get(i); 11007 mPackages.remove(childPkg.applicationInfo.packageName); 11008 cleanPackageDataStructuresLILPw(childPkg, chatty); 11009 } 11010 } 11011 } 11012 11013 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11014 int N = pkg.providers.size(); 11015 StringBuilder r = null; 11016 int i; 11017 for (i=0; i<N; i++) { 11018 PackageParser.Provider p = pkg.providers.get(i); 11019 mProviders.removeProvider(p); 11020 if (p.info.authority == null) { 11021 11022 /* There was another ContentProvider with this authority when 11023 * this app was installed so this authority is null, 11024 * Ignore it as we don't have to unregister the provider. 11025 */ 11026 continue; 11027 } 11028 String names[] = p.info.authority.split(";"); 11029 for (int j = 0; j < names.length; j++) { 11030 if (mProvidersByAuthority.get(names[j]) == p) { 11031 mProvidersByAuthority.remove(names[j]); 11032 if (DEBUG_REMOVE) { 11033 if (chatty) 11034 Log.d(TAG, "Unregistered content provider: " + names[j] 11035 + ", className = " + p.info.name + ", isSyncable = " 11036 + p.info.isSyncable); 11037 } 11038 } 11039 } 11040 if (DEBUG_REMOVE && chatty) { 11041 if (r == null) { 11042 r = new StringBuilder(256); 11043 } else { 11044 r.append(' '); 11045 } 11046 r.append(p.info.name); 11047 } 11048 } 11049 if (r != null) { 11050 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11051 } 11052 11053 N = pkg.services.size(); 11054 r = null; 11055 for (i=0; i<N; i++) { 11056 PackageParser.Service s = pkg.services.get(i); 11057 mServices.removeService(s); 11058 if (chatty) { 11059 if (r == null) { 11060 r = new StringBuilder(256); 11061 } else { 11062 r.append(' '); 11063 } 11064 r.append(s.info.name); 11065 } 11066 } 11067 if (r != null) { 11068 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11069 } 11070 11071 N = pkg.receivers.size(); 11072 r = null; 11073 for (i=0; i<N; i++) { 11074 PackageParser.Activity a = pkg.receivers.get(i); 11075 mReceivers.removeActivity(a, "receiver"); 11076 if (DEBUG_REMOVE && chatty) { 11077 if (r == null) { 11078 r = new StringBuilder(256); 11079 } else { 11080 r.append(' '); 11081 } 11082 r.append(a.info.name); 11083 } 11084 } 11085 if (r != null) { 11086 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11087 } 11088 11089 N = pkg.activities.size(); 11090 r = null; 11091 for (i=0; i<N; i++) { 11092 PackageParser.Activity a = pkg.activities.get(i); 11093 mActivities.removeActivity(a, "activity"); 11094 if (DEBUG_REMOVE && chatty) { 11095 if (r == null) { 11096 r = new StringBuilder(256); 11097 } else { 11098 r.append(' '); 11099 } 11100 r.append(a.info.name); 11101 } 11102 } 11103 if (r != null) { 11104 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11105 } 11106 11107 N = pkg.permissions.size(); 11108 r = null; 11109 for (i=0; i<N; i++) { 11110 PackageParser.Permission p = pkg.permissions.get(i); 11111 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11112 if (bp == null) { 11113 bp = mSettings.mPermissionTrees.get(p.info.name); 11114 } 11115 if (bp != null && bp.perm == p) { 11116 bp.perm = null; 11117 if (DEBUG_REMOVE && chatty) { 11118 if (r == null) { 11119 r = new StringBuilder(256); 11120 } else { 11121 r.append(' '); 11122 } 11123 r.append(p.info.name); 11124 } 11125 } 11126 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11127 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11128 if (appOpPkgs != null) { 11129 appOpPkgs.remove(pkg.packageName); 11130 } 11131 } 11132 } 11133 if (r != null) { 11134 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11135 } 11136 11137 N = pkg.requestedPermissions.size(); 11138 r = null; 11139 for (i=0; i<N; i++) { 11140 String perm = pkg.requestedPermissions.get(i); 11141 BasePermission bp = mSettings.mPermissions.get(perm); 11142 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11143 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11144 if (appOpPkgs != null) { 11145 appOpPkgs.remove(pkg.packageName); 11146 if (appOpPkgs.isEmpty()) { 11147 mAppOpPermissionPackages.remove(perm); 11148 } 11149 } 11150 } 11151 } 11152 if (r != null) { 11153 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11154 } 11155 11156 N = pkg.instrumentation.size(); 11157 r = null; 11158 for (i=0; i<N; i++) { 11159 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11160 mInstrumentation.remove(a.getComponentName()); 11161 if (DEBUG_REMOVE && chatty) { 11162 if (r == null) { 11163 r = new StringBuilder(256); 11164 } else { 11165 r.append(' '); 11166 } 11167 r.append(a.info.name); 11168 } 11169 } 11170 if (r != null) { 11171 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11172 } 11173 11174 r = null; 11175 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11176 // Only system apps can hold shared libraries. 11177 if (pkg.libraryNames != null) { 11178 for (i = 0; i < pkg.libraryNames.size(); i++) { 11179 String name = pkg.libraryNames.get(i); 11180 if (removeSharedLibraryLPw(name, 0)) { 11181 if (DEBUG_REMOVE && chatty) { 11182 if (r == null) { 11183 r = new StringBuilder(256); 11184 } else { 11185 r.append(' '); 11186 } 11187 r.append(name); 11188 } 11189 } 11190 } 11191 } 11192 } 11193 11194 r = null; 11195 11196 // Any package can hold static shared libraries. 11197 if (pkg.staticSharedLibName != null) { 11198 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11199 if (DEBUG_REMOVE && chatty) { 11200 if (r == null) { 11201 r = new StringBuilder(256); 11202 } else { 11203 r.append(' '); 11204 } 11205 r.append(pkg.staticSharedLibName); 11206 } 11207 } 11208 } 11209 11210 if (r != null) { 11211 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11212 } 11213 } 11214 11215 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11216 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11217 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11218 return true; 11219 } 11220 } 11221 return false; 11222 } 11223 11224 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11225 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11226 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11227 11228 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11229 // Update the parent permissions 11230 updatePermissionsLPw(pkg.packageName, pkg, flags); 11231 // Update the child permissions 11232 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11233 for (int i = 0; i < childCount; i++) { 11234 PackageParser.Package childPkg = pkg.childPackages.get(i); 11235 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11236 } 11237 } 11238 11239 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11240 int flags) { 11241 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11242 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11243 } 11244 11245 private void updatePermissionsLPw(String changingPkg, 11246 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11247 // Make sure there are no dangling permission trees. 11248 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11249 while (it.hasNext()) { 11250 final BasePermission bp = it.next(); 11251 if (bp.packageSetting == null) { 11252 // We may not yet have parsed the package, so just see if 11253 // we still know about its settings. 11254 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11255 } 11256 if (bp.packageSetting == null) { 11257 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11258 + " from package " + bp.sourcePackage); 11259 it.remove(); 11260 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11261 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11262 Slog.i(TAG, "Removing old permission tree: " + bp.name 11263 + " from package " + bp.sourcePackage); 11264 flags |= UPDATE_PERMISSIONS_ALL; 11265 it.remove(); 11266 } 11267 } 11268 } 11269 11270 // Make sure all dynamic permissions have been assigned to a package, 11271 // and make sure there are no dangling permissions. 11272 it = mSettings.mPermissions.values().iterator(); 11273 while (it.hasNext()) { 11274 final BasePermission bp = it.next(); 11275 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11276 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11277 + bp.name + " pkg=" + bp.sourcePackage 11278 + " info=" + bp.pendingInfo); 11279 if (bp.packageSetting == null && bp.pendingInfo != null) { 11280 final BasePermission tree = findPermissionTreeLP(bp.name); 11281 if (tree != null && tree.perm != null) { 11282 bp.packageSetting = tree.packageSetting; 11283 bp.perm = new PackageParser.Permission(tree.perm.owner, 11284 new PermissionInfo(bp.pendingInfo)); 11285 bp.perm.info.packageName = tree.perm.info.packageName; 11286 bp.perm.info.name = bp.name; 11287 bp.uid = tree.uid; 11288 } 11289 } 11290 } 11291 if (bp.packageSetting == null) { 11292 // We may not yet have parsed the package, so just see if 11293 // we still know about its settings. 11294 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11295 } 11296 if (bp.packageSetting == null) { 11297 Slog.w(TAG, "Removing dangling permission: " + bp.name 11298 + " from package " + bp.sourcePackage); 11299 it.remove(); 11300 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11301 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11302 Slog.i(TAG, "Removing old permission: " + bp.name 11303 + " from package " + bp.sourcePackage); 11304 flags |= UPDATE_PERMISSIONS_ALL; 11305 it.remove(); 11306 } 11307 } 11308 } 11309 11310 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11311 // Now update the permissions for all packages, in particular 11312 // replace the granted permissions of the system packages. 11313 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11314 for (PackageParser.Package pkg : mPackages.values()) { 11315 if (pkg != pkgInfo) { 11316 // Only replace for packages on requested volume 11317 final String volumeUuid = getVolumeUuidForPackage(pkg); 11318 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11319 && Objects.equals(replaceVolumeUuid, volumeUuid); 11320 grantPermissionsLPw(pkg, replace, changingPkg); 11321 } 11322 } 11323 } 11324 11325 if (pkgInfo != null) { 11326 // Only replace for packages on requested volume 11327 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11328 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11329 && Objects.equals(replaceVolumeUuid, volumeUuid); 11330 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11331 } 11332 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11333 } 11334 11335 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11336 String packageOfInterest) { 11337 // IMPORTANT: There are two types of permissions: install and runtime. 11338 // Install time permissions are granted when the app is installed to 11339 // all device users and users added in the future. Runtime permissions 11340 // are granted at runtime explicitly to specific users. Normal and signature 11341 // protected permissions are install time permissions. Dangerous permissions 11342 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11343 // otherwise they are runtime permissions. This function does not manage 11344 // runtime permissions except for the case an app targeting Lollipop MR1 11345 // being upgraded to target a newer SDK, in which case dangerous permissions 11346 // are transformed from install time to runtime ones. 11347 11348 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11349 if (ps == null) { 11350 return; 11351 } 11352 11353 PermissionsState permissionsState = ps.getPermissionsState(); 11354 PermissionsState origPermissions = permissionsState; 11355 11356 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11357 11358 boolean runtimePermissionsRevoked = false; 11359 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11360 11361 boolean changedInstallPermission = false; 11362 11363 if (replace) { 11364 ps.installPermissionsFixed = false; 11365 if (!ps.isSharedUser()) { 11366 origPermissions = new PermissionsState(permissionsState); 11367 permissionsState.reset(); 11368 } else { 11369 // We need to know only about runtime permission changes since the 11370 // calling code always writes the install permissions state but 11371 // the runtime ones are written only if changed. The only cases of 11372 // changed runtime permissions here are promotion of an install to 11373 // runtime and revocation of a runtime from a shared user. 11374 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11375 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11376 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11377 runtimePermissionsRevoked = true; 11378 } 11379 } 11380 } 11381 11382 permissionsState.setGlobalGids(mGlobalGids); 11383 11384 final int N = pkg.requestedPermissions.size(); 11385 for (int i=0; i<N; i++) { 11386 final String name = pkg.requestedPermissions.get(i); 11387 final BasePermission bp = mSettings.mPermissions.get(name); 11388 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11389 >= Build.VERSION_CODES.M; 11390 11391 if (DEBUG_INSTALL) { 11392 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11393 } 11394 11395 if (bp == null || bp.packageSetting == null) { 11396 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11397 Slog.w(TAG, "Unknown permission " + name 11398 + " in package " + pkg.packageName); 11399 } 11400 continue; 11401 } 11402 11403 11404 // Limit ephemeral apps to ephemeral allowed permissions. 11405 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11406 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11407 + pkg.packageName); 11408 continue; 11409 } 11410 11411 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 11412 Log.i(TAG, "Denying runtime-only permission " + bp.name + " for package " 11413 + pkg.packageName); 11414 continue; 11415 } 11416 11417 final String perm = bp.name; 11418 boolean allowedSig = false; 11419 int grant = GRANT_DENIED; 11420 11421 // Keep track of app op permissions. 11422 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11423 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11424 if (pkgs == null) { 11425 pkgs = new ArraySet<>(); 11426 mAppOpPermissionPackages.put(bp.name, pkgs); 11427 } 11428 pkgs.add(pkg.packageName); 11429 } 11430 11431 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11432 switch (level) { 11433 case PermissionInfo.PROTECTION_NORMAL: { 11434 // For all apps normal permissions are install time ones. 11435 grant = GRANT_INSTALL; 11436 } break; 11437 11438 case PermissionInfo.PROTECTION_DANGEROUS: { 11439 // If a permission review is required for legacy apps we represent 11440 // their permissions as always granted runtime ones since we need 11441 // to keep the review required permission flag per user while an 11442 // install permission's state is shared across all users. 11443 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11444 // For legacy apps dangerous permissions are install time ones. 11445 grant = GRANT_INSTALL; 11446 } else if (origPermissions.hasInstallPermission(bp.name)) { 11447 // For legacy apps that became modern, install becomes runtime. 11448 grant = GRANT_UPGRADE; 11449 } else if (mPromoteSystemApps 11450 && isSystemApp(ps) 11451 && mExistingSystemPackages.contains(ps.name)) { 11452 // For legacy system apps, install becomes runtime. 11453 // We cannot check hasInstallPermission() for system apps since those 11454 // permissions were granted implicitly and not persisted pre-M. 11455 grant = GRANT_UPGRADE; 11456 } else { 11457 // For modern apps keep runtime permissions unchanged. 11458 grant = GRANT_RUNTIME; 11459 } 11460 } break; 11461 11462 case PermissionInfo.PROTECTION_SIGNATURE: { 11463 // For all apps signature permissions are install time ones. 11464 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11465 if (allowedSig) { 11466 grant = GRANT_INSTALL; 11467 } 11468 } break; 11469 } 11470 11471 if (DEBUG_INSTALL) { 11472 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11473 } 11474 11475 if (grant != GRANT_DENIED) { 11476 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11477 // If this is an existing, non-system package, then 11478 // we can't add any new permissions to it. 11479 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11480 // Except... if this is a permission that was added 11481 // to the platform (note: need to only do this when 11482 // updating the platform). 11483 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11484 grant = GRANT_DENIED; 11485 } 11486 } 11487 } 11488 11489 switch (grant) { 11490 case GRANT_INSTALL: { 11491 // Revoke this as runtime permission to handle the case of 11492 // a runtime permission being downgraded to an install one. 11493 // Also in permission review mode we keep dangerous permissions 11494 // for legacy apps 11495 for (int userId : UserManagerService.getInstance().getUserIds()) { 11496 if (origPermissions.getRuntimePermissionState( 11497 bp.name, userId) != null) { 11498 // Revoke the runtime permission and clear the flags. 11499 origPermissions.revokeRuntimePermission(bp, userId); 11500 origPermissions.updatePermissionFlags(bp, userId, 11501 PackageManager.MASK_PERMISSION_FLAGS, 0); 11502 // If we revoked a permission permission, we have to write. 11503 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11504 changedRuntimePermissionUserIds, userId); 11505 } 11506 } 11507 // Grant an install permission. 11508 if (permissionsState.grantInstallPermission(bp) != 11509 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11510 changedInstallPermission = true; 11511 } 11512 } break; 11513 11514 case GRANT_RUNTIME: { 11515 // Grant previously granted runtime permissions. 11516 for (int userId : UserManagerService.getInstance().getUserIds()) { 11517 PermissionState permissionState = origPermissions 11518 .getRuntimePermissionState(bp.name, userId); 11519 int flags = permissionState != null 11520 ? permissionState.getFlags() : 0; 11521 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11522 // Don't propagate the permission in a permission review mode if 11523 // the former was revoked, i.e. marked to not propagate on upgrade. 11524 // Note that in a permission review mode install permissions are 11525 // represented as constantly granted runtime ones since we need to 11526 // keep a per user state associated with the permission. Also the 11527 // revoke on upgrade flag is no longer applicable and is reset. 11528 final boolean revokeOnUpgrade = (flags & PackageManager 11529 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11530 if (revokeOnUpgrade) { 11531 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11532 // Since we changed the flags, we have to write. 11533 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11534 changedRuntimePermissionUserIds, userId); 11535 } 11536 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11537 if (permissionsState.grantRuntimePermission(bp, userId) == 11538 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11539 // If we cannot put the permission as it was, 11540 // we have to write. 11541 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11542 changedRuntimePermissionUserIds, userId); 11543 } 11544 } 11545 11546 // If the app supports runtime permissions no need for a review. 11547 if (mPermissionReviewRequired 11548 && appSupportsRuntimePermissions 11549 && (flags & PackageManager 11550 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11551 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11552 // Since we changed the flags, we have to write. 11553 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11554 changedRuntimePermissionUserIds, userId); 11555 } 11556 } else if (mPermissionReviewRequired 11557 && !appSupportsRuntimePermissions) { 11558 // For legacy apps that need a permission review, every new 11559 // runtime permission is granted but it is pending a review. 11560 // We also need to review only platform defined runtime 11561 // permissions as these are the only ones the platform knows 11562 // how to disable the API to simulate revocation as legacy 11563 // apps don't expect to run with revoked permissions. 11564 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11565 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11566 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11567 // We changed the flags, hence have to write. 11568 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11569 changedRuntimePermissionUserIds, userId); 11570 } 11571 } 11572 if (permissionsState.grantRuntimePermission(bp, userId) 11573 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11574 // We changed the permission, hence have to write. 11575 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11576 changedRuntimePermissionUserIds, userId); 11577 } 11578 } 11579 // Propagate the permission flags. 11580 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11581 } 11582 } break; 11583 11584 case GRANT_UPGRADE: { 11585 // Grant runtime permissions for a previously held install permission. 11586 PermissionState permissionState = origPermissions 11587 .getInstallPermissionState(bp.name); 11588 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11589 11590 if (origPermissions.revokeInstallPermission(bp) 11591 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11592 // We will be transferring the permission flags, so clear them. 11593 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11594 PackageManager.MASK_PERMISSION_FLAGS, 0); 11595 changedInstallPermission = true; 11596 } 11597 11598 // If the permission is not to be promoted to runtime we ignore it and 11599 // also its other flags as they are not applicable to install permissions. 11600 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11601 for (int userId : currentUserIds) { 11602 if (permissionsState.grantRuntimePermission(bp, userId) != 11603 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11604 // Transfer the permission flags. 11605 permissionsState.updatePermissionFlags(bp, userId, 11606 flags, flags); 11607 // If we granted the permission, we have to write. 11608 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11609 changedRuntimePermissionUserIds, userId); 11610 } 11611 } 11612 } 11613 } break; 11614 11615 default: { 11616 if (packageOfInterest == null 11617 || packageOfInterest.equals(pkg.packageName)) { 11618 Slog.w(TAG, "Not granting permission " + perm 11619 + " to package " + pkg.packageName 11620 + " because it was previously installed without"); 11621 } 11622 } break; 11623 } 11624 } else { 11625 if (permissionsState.revokeInstallPermission(bp) != 11626 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11627 // Also drop the permission flags. 11628 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11629 PackageManager.MASK_PERMISSION_FLAGS, 0); 11630 changedInstallPermission = true; 11631 Slog.i(TAG, "Un-granting permission " + perm 11632 + " from package " + pkg.packageName 11633 + " (protectionLevel=" + bp.protectionLevel 11634 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11635 + ")"); 11636 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11637 // Don't print warning for app op permissions, since it is fine for them 11638 // not to be granted, there is a UI for the user to decide. 11639 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11640 Slog.w(TAG, "Not granting permission " + perm 11641 + " to package " + pkg.packageName 11642 + " (protectionLevel=" + bp.protectionLevel 11643 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11644 + ")"); 11645 } 11646 } 11647 } 11648 } 11649 11650 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11651 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11652 // This is the first that we have heard about this package, so the 11653 // permissions we have now selected are fixed until explicitly 11654 // changed. 11655 ps.installPermissionsFixed = true; 11656 } 11657 11658 // Persist the runtime permissions state for users with changes. If permissions 11659 // were revoked because no app in the shared user declares them we have to 11660 // write synchronously to avoid losing runtime permissions state. 11661 for (int userId : changedRuntimePermissionUserIds) { 11662 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11663 } 11664 } 11665 11666 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11667 boolean allowed = false; 11668 final int NP = PackageParser.NEW_PERMISSIONS.length; 11669 for (int ip=0; ip<NP; ip++) { 11670 final PackageParser.NewPermissionInfo npi 11671 = PackageParser.NEW_PERMISSIONS[ip]; 11672 if (npi.name.equals(perm) 11673 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11674 allowed = true; 11675 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11676 + pkg.packageName); 11677 break; 11678 } 11679 } 11680 return allowed; 11681 } 11682 11683 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11684 BasePermission bp, PermissionsState origPermissions) { 11685 boolean privilegedPermission = (bp.protectionLevel 11686 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11687 boolean privappPermissionsDisable = 11688 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11689 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11690 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11691 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11692 && !platformPackage && platformPermission) { 11693 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11694 .getPrivAppPermissions(pkg.packageName); 11695 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11696 if (!whitelisted) { 11697 Slog.w(TAG, "Privileged permission " + perm + " for package " 11698 + pkg.packageName + " - not in privapp-permissions whitelist"); 11699 // Only report violations for apps on system image 11700 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11701 if (mPrivappPermissionsViolations == null) { 11702 mPrivappPermissionsViolations = new ArraySet<>(); 11703 } 11704 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11705 } 11706 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11707 return false; 11708 } 11709 } 11710 } 11711 boolean allowed = (compareSignatures( 11712 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11713 == PackageManager.SIGNATURE_MATCH) 11714 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11715 == PackageManager.SIGNATURE_MATCH); 11716 if (!allowed && privilegedPermission) { 11717 if (isSystemApp(pkg)) { 11718 // For updated system applications, a system permission 11719 // is granted only if it had been defined by the original application. 11720 if (pkg.isUpdatedSystemApp()) { 11721 final PackageSetting sysPs = mSettings 11722 .getDisabledSystemPkgLPr(pkg.packageName); 11723 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11724 // If the original was granted this permission, we take 11725 // that grant decision as read and propagate it to the 11726 // update. 11727 if (sysPs.isPrivileged()) { 11728 allowed = true; 11729 } 11730 } else { 11731 // The system apk may have been updated with an older 11732 // version of the one on the data partition, but which 11733 // granted a new system permission that it didn't have 11734 // before. In this case we do want to allow the app to 11735 // now get the new permission if the ancestral apk is 11736 // privileged to get it. 11737 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11738 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11739 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11740 allowed = true; 11741 break; 11742 } 11743 } 11744 } 11745 // Also if a privileged parent package on the system image or any of 11746 // its children requested a privileged permission, the updated child 11747 // packages can also get the permission. 11748 if (pkg.parentPackage != null) { 11749 final PackageSetting disabledSysParentPs = mSettings 11750 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11751 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11752 && disabledSysParentPs.isPrivileged()) { 11753 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11754 allowed = true; 11755 } else if (disabledSysParentPs.pkg.childPackages != null) { 11756 final int count = disabledSysParentPs.pkg.childPackages.size(); 11757 for (int i = 0; i < count; i++) { 11758 PackageParser.Package disabledSysChildPkg = 11759 disabledSysParentPs.pkg.childPackages.get(i); 11760 if (isPackageRequestingPermission(disabledSysChildPkg, 11761 perm)) { 11762 allowed = true; 11763 break; 11764 } 11765 } 11766 } 11767 } 11768 } 11769 } 11770 } else { 11771 allowed = isPrivilegedApp(pkg); 11772 } 11773 } 11774 } 11775 if (!allowed) { 11776 if (!allowed && (bp.protectionLevel 11777 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11778 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11779 // If this was a previously normal/dangerous permission that got moved 11780 // to a system permission as part of the runtime permission redesign, then 11781 // we still want to blindly grant it to old apps. 11782 allowed = true; 11783 } 11784 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11785 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11786 // If this permission is to be granted to the system installer and 11787 // this app is an installer, then it gets the permission. 11788 allowed = true; 11789 } 11790 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11791 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11792 // If this permission is to be granted to the system verifier and 11793 // this app is a verifier, then it gets the permission. 11794 allowed = true; 11795 } 11796 if (!allowed && (bp.protectionLevel 11797 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11798 && isSystemApp(pkg)) { 11799 // Any pre-installed system app is allowed to get this permission. 11800 allowed = true; 11801 } 11802 if (!allowed && (bp.protectionLevel 11803 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11804 // For development permissions, a development permission 11805 // is granted only if it was already granted. 11806 allowed = origPermissions.hasInstallPermission(perm); 11807 } 11808 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11809 && pkg.packageName.equals(mSetupWizardPackage)) { 11810 // If this permission is to be granted to the system setup wizard and 11811 // this app is a setup wizard, then it gets the permission. 11812 allowed = true; 11813 } 11814 } 11815 return allowed; 11816 } 11817 11818 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11819 final int permCount = pkg.requestedPermissions.size(); 11820 for (int j = 0; j < permCount; j++) { 11821 String requestedPermission = pkg.requestedPermissions.get(j); 11822 if (permission.equals(requestedPermission)) { 11823 return true; 11824 } 11825 } 11826 return false; 11827 } 11828 11829 final class ActivityIntentResolver 11830 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11831 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11832 boolean defaultOnly, int userId) { 11833 if (!sUserManager.exists(userId)) return null; 11834 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11835 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11836 } 11837 11838 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11839 int userId) { 11840 if (!sUserManager.exists(userId)) return null; 11841 mFlags = flags; 11842 return super.queryIntent(intent, resolvedType, 11843 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11844 userId); 11845 } 11846 11847 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11848 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11849 if (!sUserManager.exists(userId)) return null; 11850 if (packageActivities == null) { 11851 return null; 11852 } 11853 mFlags = flags; 11854 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11855 final int N = packageActivities.size(); 11856 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11857 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11858 11859 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11860 for (int i = 0; i < N; ++i) { 11861 intentFilters = packageActivities.get(i).intents; 11862 if (intentFilters != null && intentFilters.size() > 0) { 11863 PackageParser.ActivityIntentInfo[] array = 11864 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11865 intentFilters.toArray(array); 11866 listCut.add(array); 11867 } 11868 } 11869 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11870 } 11871 11872 /** 11873 * Finds a privileged activity that matches the specified activity names. 11874 */ 11875 private PackageParser.Activity findMatchingActivity( 11876 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11877 for (PackageParser.Activity sysActivity : activityList) { 11878 if (sysActivity.info.name.equals(activityInfo.name)) { 11879 return sysActivity; 11880 } 11881 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11882 return sysActivity; 11883 } 11884 if (sysActivity.info.targetActivity != null) { 11885 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11886 return sysActivity; 11887 } 11888 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11889 return sysActivity; 11890 } 11891 } 11892 } 11893 return null; 11894 } 11895 11896 public class IterGenerator<E> { 11897 public Iterator<E> generate(ActivityIntentInfo info) { 11898 return null; 11899 } 11900 } 11901 11902 public class ActionIterGenerator extends IterGenerator<String> { 11903 @Override 11904 public Iterator<String> generate(ActivityIntentInfo info) { 11905 return info.actionsIterator(); 11906 } 11907 } 11908 11909 public class CategoriesIterGenerator extends IterGenerator<String> { 11910 @Override 11911 public Iterator<String> generate(ActivityIntentInfo info) { 11912 return info.categoriesIterator(); 11913 } 11914 } 11915 11916 public class SchemesIterGenerator extends IterGenerator<String> { 11917 @Override 11918 public Iterator<String> generate(ActivityIntentInfo info) { 11919 return info.schemesIterator(); 11920 } 11921 } 11922 11923 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11924 @Override 11925 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11926 return info.authoritiesIterator(); 11927 } 11928 } 11929 11930 /** 11931 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11932 * MODIFIED. Do not pass in a list that should not be changed. 11933 */ 11934 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11935 IterGenerator<T> generator, Iterator<T> searchIterator) { 11936 // loop through the set of actions; every one must be found in the intent filter 11937 while (searchIterator.hasNext()) { 11938 // we must have at least one filter in the list to consider a match 11939 if (intentList.size() == 0) { 11940 break; 11941 } 11942 11943 final T searchAction = searchIterator.next(); 11944 11945 // loop through the set of intent filters 11946 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11947 while (intentIter.hasNext()) { 11948 final ActivityIntentInfo intentInfo = intentIter.next(); 11949 boolean selectionFound = false; 11950 11951 // loop through the intent filter's selection criteria; at least one 11952 // of them must match the searched criteria 11953 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11954 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11955 final T intentSelection = intentSelectionIter.next(); 11956 if (intentSelection != null && intentSelection.equals(searchAction)) { 11957 selectionFound = true; 11958 break; 11959 } 11960 } 11961 11962 // the selection criteria wasn't found in this filter's set; this filter 11963 // is not a potential match 11964 if (!selectionFound) { 11965 intentIter.remove(); 11966 } 11967 } 11968 } 11969 } 11970 11971 private boolean isProtectedAction(ActivityIntentInfo filter) { 11972 final Iterator<String> actionsIter = filter.actionsIterator(); 11973 while (actionsIter != null && actionsIter.hasNext()) { 11974 final String filterAction = actionsIter.next(); 11975 if (PROTECTED_ACTIONS.contains(filterAction)) { 11976 return true; 11977 } 11978 } 11979 return false; 11980 } 11981 11982 /** 11983 * Adjusts the priority of the given intent filter according to policy. 11984 * <p> 11985 * <ul> 11986 * <li>The priority for non privileged applications is capped to '0'</li> 11987 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11988 * <li>The priority for unbundled updates to privileged applications is capped to the 11989 * priority defined on the system partition</li> 11990 * </ul> 11991 * <p> 11992 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11993 * allowed to obtain any priority on any action. 11994 */ 11995 private void adjustPriority( 11996 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11997 // nothing to do; priority is fine as-is 11998 if (intent.getPriority() <= 0) { 11999 return; 12000 } 12001 12002 final ActivityInfo activityInfo = intent.activity.info; 12003 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12004 12005 final boolean privilegedApp = 12006 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12007 if (!privilegedApp) { 12008 // non-privileged applications can never define a priority >0 12009 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12010 + " package: " + applicationInfo.packageName 12011 + " activity: " + intent.activity.className 12012 + " origPrio: " + intent.getPriority()); 12013 intent.setPriority(0); 12014 return; 12015 } 12016 12017 if (systemActivities == null) { 12018 // the system package is not disabled; we're parsing the system partition 12019 if (isProtectedAction(intent)) { 12020 if (mDeferProtectedFilters) { 12021 // We can't deal with these just yet. No component should ever obtain a 12022 // >0 priority for a protected actions, with ONE exception -- the setup 12023 // wizard. The setup wizard, however, cannot be known until we're able to 12024 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12025 // until all intent filters have been processed. Chicken, meet egg. 12026 // Let the filter temporarily have a high priority and rectify the 12027 // priorities after all system packages have been scanned. 12028 mProtectedFilters.add(intent); 12029 if (DEBUG_FILTERS) { 12030 Slog.i(TAG, "Protected action; save for later;" 12031 + " package: " + applicationInfo.packageName 12032 + " activity: " + intent.activity.className 12033 + " origPrio: " + intent.getPriority()); 12034 } 12035 return; 12036 } else { 12037 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12038 Slog.i(TAG, "No setup wizard;" 12039 + " All protected intents capped to priority 0"); 12040 } 12041 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12042 if (DEBUG_FILTERS) { 12043 Slog.i(TAG, "Found setup wizard;" 12044 + " allow priority " + intent.getPriority() + ";" 12045 + " package: " + intent.activity.info.packageName 12046 + " activity: " + intent.activity.className 12047 + " priority: " + intent.getPriority()); 12048 } 12049 // setup wizard gets whatever it wants 12050 return; 12051 } 12052 Slog.w(TAG, "Protected action; cap priority to 0;" 12053 + " package: " + intent.activity.info.packageName 12054 + " activity: " + intent.activity.className 12055 + " origPrio: " + intent.getPriority()); 12056 intent.setPriority(0); 12057 return; 12058 } 12059 } 12060 // privileged apps on the system image get whatever priority they request 12061 return; 12062 } 12063 12064 // privileged app unbundled update ... try to find the same activity 12065 final PackageParser.Activity foundActivity = 12066 findMatchingActivity(systemActivities, activityInfo); 12067 if (foundActivity == null) { 12068 // this is a new activity; it cannot obtain >0 priority 12069 if (DEBUG_FILTERS) { 12070 Slog.i(TAG, "New activity; cap priority to 0;" 12071 + " package: " + applicationInfo.packageName 12072 + " activity: " + intent.activity.className 12073 + " origPrio: " + intent.getPriority()); 12074 } 12075 intent.setPriority(0); 12076 return; 12077 } 12078 12079 // found activity, now check for filter equivalence 12080 12081 // a shallow copy is enough; we modify the list, not its contents 12082 final List<ActivityIntentInfo> intentListCopy = 12083 new ArrayList<>(foundActivity.intents); 12084 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12085 12086 // find matching action subsets 12087 final Iterator<String> actionsIterator = intent.actionsIterator(); 12088 if (actionsIterator != null) { 12089 getIntentListSubset( 12090 intentListCopy, new ActionIterGenerator(), actionsIterator); 12091 if (intentListCopy.size() == 0) { 12092 // no more intents to match; we're not equivalent 12093 if (DEBUG_FILTERS) { 12094 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12095 + " package: " + applicationInfo.packageName 12096 + " activity: " + intent.activity.className 12097 + " origPrio: " + intent.getPriority()); 12098 } 12099 intent.setPriority(0); 12100 return; 12101 } 12102 } 12103 12104 // find matching category subsets 12105 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12106 if (categoriesIterator != null) { 12107 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12108 categoriesIterator); 12109 if (intentListCopy.size() == 0) { 12110 // no more intents to match; we're not equivalent 12111 if (DEBUG_FILTERS) { 12112 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12113 + " package: " + applicationInfo.packageName 12114 + " activity: " + intent.activity.className 12115 + " origPrio: " + intent.getPriority()); 12116 } 12117 intent.setPriority(0); 12118 return; 12119 } 12120 } 12121 12122 // find matching schemes subsets 12123 final Iterator<String> schemesIterator = intent.schemesIterator(); 12124 if (schemesIterator != null) { 12125 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12126 schemesIterator); 12127 if (intentListCopy.size() == 0) { 12128 // no more intents to match; we're not equivalent 12129 if (DEBUG_FILTERS) { 12130 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12131 + " package: " + applicationInfo.packageName 12132 + " activity: " + intent.activity.className 12133 + " origPrio: " + intent.getPriority()); 12134 } 12135 intent.setPriority(0); 12136 return; 12137 } 12138 } 12139 12140 // find matching authorities subsets 12141 final Iterator<IntentFilter.AuthorityEntry> 12142 authoritiesIterator = intent.authoritiesIterator(); 12143 if (authoritiesIterator != null) { 12144 getIntentListSubset(intentListCopy, 12145 new AuthoritiesIterGenerator(), 12146 authoritiesIterator); 12147 if (intentListCopy.size() == 0) { 12148 // no more intents to match; we're not equivalent 12149 if (DEBUG_FILTERS) { 12150 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12151 + " package: " + applicationInfo.packageName 12152 + " activity: " + intent.activity.className 12153 + " origPrio: " + intent.getPriority()); 12154 } 12155 intent.setPriority(0); 12156 return; 12157 } 12158 } 12159 12160 // we found matching filter(s); app gets the max priority of all intents 12161 int cappedPriority = 0; 12162 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12163 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12164 } 12165 if (intent.getPriority() > cappedPriority) { 12166 if (DEBUG_FILTERS) { 12167 Slog.i(TAG, "Found matching filter(s);" 12168 + " cap priority to " + cappedPriority + ";" 12169 + " package: " + applicationInfo.packageName 12170 + " activity: " + intent.activity.className 12171 + " origPrio: " + intent.getPriority()); 12172 } 12173 intent.setPriority(cappedPriority); 12174 return; 12175 } 12176 // all this for nothing; the requested priority was <= what was on the system 12177 } 12178 12179 public final void addActivity(PackageParser.Activity a, String type) { 12180 mActivities.put(a.getComponentName(), a); 12181 if (DEBUG_SHOW_INFO) 12182 Log.v( 12183 TAG, " " + type + " " + 12184 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12185 if (DEBUG_SHOW_INFO) 12186 Log.v(TAG, " Class=" + a.info.name); 12187 final int NI = a.intents.size(); 12188 for (int j=0; j<NI; j++) { 12189 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12190 if ("activity".equals(type)) { 12191 final PackageSetting ps = 12192 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12193 final List<PackageParser.Activity> systemActivities = 12194 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12195 adjustPriority(systemActivities, intent); 12196 } 12197 if (DEBUG_SHOW_INFO) { 12198 Log.v(TAG, " IntentFilter:"); 12199 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12200 } 12201 if (!intent.debugCheck()) { 12202 Log.w(TAG, "==> For Activity " + a.info.name); 12203 } 12204 addFilter(intent); 12205 } 12206 } 12207 12208 public final void removeActivity(PackageParser.Activity a, String type) { 12209 mActivities.remove(a.getComponentName()); 12210 if (DEBUG_SHOW_INFO) { 12211 Log.v(TAG, " " + type + " " 12212 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12213 : a.info.name) + ":"); 12214 Log.v(TAG, " Class=" + a.info.name); 12215 } 12216 final int NI = a.intents.size(); 12217 for (int j=0; j<NI; j++) { 12218 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12219 if (DEBUG_SHOW_INFO) { 12220 Log.v(TAG, " IntentFilter:"); 12221 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12222 } 12223 removeFilter(intent); 12224 } 12225 } 12226 12227 @Override 12228 protected boolean allowFilterResult( 12229 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12230 ActivityInfo filterAi = filter.activity.info; 12231 for (int i=dest.size()-1; i>=0; i--) { 12232 ActivityInfo destAi = dest.get(i).activityInfo; 12233 if (destAi.name == filterAi.name 12234 && destAi.packageName == filterAi.packageName) { 12235 return false; 12236 } 12237 } 12238 return true; 12239 } 12240 12241 @Override 12242 protected ActivityIntentInfo[] newArray(int size) { 12243 return new ActivityIntentInfo[size]; 12244 } 12245 12246 @Override 12247 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12248 if (!sUserManager.exists(userId)) return true; 12249 PackageParser.Package p = filter.activity.owner; 12250 if (p != null) { 12251 PackageSetting ps = (PackageSetting)p.mExtras; 12252 if (ps != null) { 12253 // System apps are never considered stopped for purposes of 12254 // filtering, because there may be no way for the user to 12255 // actually re-launch them. 12256 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12257 && ps.getStopped(userId); 12258 } 12259 } 12260 return false; 12261 } 12262 12263 @Override 12264 protected boolean isPackageForFilter(String packageName, 12265 PackageParser.ActivityIntentInfo info) { 12266 return packageName.equals(info.activity.owner.packageName); 12267 } 12268 12269 @Override 12270 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12271 int match, int userId) { 12272 if (!sUserManager.exists(userId)) return null; 12273 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12274 return null; 12275 } 12276 final PackageParser.Activity activity = info.activity; 12277 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12278 if (ps == null) { 12279 return null; 12280 } 12281 final PackageUserState userState = ps.readUserState(userId); 12282 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12283 userState, userId); 12284 if (ai == null) { 12285 return null; 12286 } 12287 final boolean matchVisibleToInstantApp = 12288 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12289 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12290 // throw out filters that aren't visible to ephemeral apps 12291 if (matchVisibleToInstantApp 12292 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12293 return null; 12294 } 12295 // throw out ephemeral filters if we're not explicitly requesting them 12296 if (!isInstantApp && userState.instantApp) { 12297 return null; 12298 } 12299 // throw out instant app filters if updates are available; will trigger 12300 // instant app resolution 12301 if (userState.instantApp && ps.isUpdateAvailable()) { 12302 return null; 12303 } 12304 final ResolveInfo res = new ResolveInfo(); 12305 res.activityInfo = ai; 12306 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12307 res.filter = info; 12308 } 12309 if (info != null) { 12310 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12311 } 12312 res.priority = info.getPriority(); 12313 res.preferredOrder = activity.owner.mPreferredOrder; 12314 //System.out.println("Result: " + res.activityInfo.className + 12315 // " = " + res.priority); 12316 res.match = match; 12317 res.isDefault = info.hasDefault; 12318 res.labelRes = info.labelRes; 12319 res.nonLocalizedLabel = info.nonLocalizedLabel; 12320 if (userNeedsBadging(userId)) { 12321 res.noResourceId = true; 12322 } else { 12323 res.icon = info.icon; 12324 } 12325 res.iconResourceId = info.icon; 12326 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12327 res.instantAppAvailable = userState.instantApp; 12328 return res; 12329 } 12330 12331 @Override 12332 protected void sortResults(List<ResolveInfo> results) { 12333 Collections.sort(results, mResolvePrioritySorter); 12334 } 12335 12336 @Override 12337 protected void dumpFilter(PrintWriter out, String prefix, 12338 PackageParser.ActivityIntentInfo filter) { 12339 out.print(prefix); out.print( 12340 Integer.toHexString(System.identityHashCode(filter.activity))); 12341 out.print(' '); 12342 filter.activity.printComponentShortName(out); 12343 out.print(" filter "); 12344 out.println(Integer.toHexString(System.identityHashCode(filter))); 12345 } 12346 12347 @Override 12348 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12349 return filter.activity; 12350 } 12351 12352 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12353 PackageParser.Activity activity = (PackageParser.Activity)label; 12354 out.print(prefix); out.print( 12355 Integer.toHexString(System.identityHashCode(activity))); 12356 out.print(' '); 12357 activity.printComponentShortName(out); 12358 if (count > 1) { 12359 out.print(" ("); out.print(count); out.print(" filters)"); 12360 } 12361 out.println(); 12362 } 12363 12364 // Keys are String (activity class name), values are Activity. 12365 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12366 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12367 private int mFlags; 12368 } 12369 12370 private final class ServiceIntentResolver 12371 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12372 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12373 boolean defaultOnly, int userId) { 12374 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12375 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12376 } 12377 12378 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12379 int userId) { 12380 if (!sUserManager.exists(userId)) return null; 12381 mFlags = flags; 12382 return super.queryIntent(intent, resolvedType, 12383 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12384 userId); 12385 } 12386 12387 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12388 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12389 if (!sUserManager.exists(userId)) return null; 12390 if (packageServices == null) { 12391 return null; 12392 } 12393 mFlags = flags; 12394 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12395 final int N = packageServices.size(); 12396 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12397 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12398 12399 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12400 for (int i = 0; i < N; ++i) { 12401 intentFilters = packageServices.get(i).intents; 12402 if (intentFilters != null && intentFilters.size() > 0) { 12403 PackageParser.ServiceIntentInfo[] array = 12404 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12405 intentFilters.toArray(array); 12406 listCut.add(array); 12407 } 12408 } 12409 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12410 } 12411 12412 public final void addService(PackageParser.Service s) { 12413 mServices.put(s.getComponentName(), s); 12414 if (DEBUG_SHOW_INFO) { 12415 Log.v(TAG, " " 12416 + (s.info.nonLocalizedLabel != null 12417 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12418 Log.v(TAG, " Class=" + s.info.name); 12419 } 12420 final int NI = s.intents.size(); 12421 int j; 12422 for (j=0; j<NI; j++) { 12423 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12424 if (DEBUG_SHOW_INFO) { 12425 Log.v(TAG, " IntentFilter:"); 12426 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12427 } 12428 if (!intent.debugCheck()) { 12429 Log.w(TAG, "==> For Service " + s.info.name); 12430 } 12431 addFilter(intent); 12432 } 12433 } 12434 12435 public final void removeService(PackageParser.Service s) { 12436 mServices.remove(s.getComponentName()); 12437 if (DEBUG_SHOW_INFO) { 12438 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12439 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12440 Log.v(TAG, " Class=" + s.info.name); 12441 } 12442 final int NI = s.intents.size(); 12443 int j; 12444 for (j=0; j<NI; j++) { 12445 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12446 if (DEBUG_SHOW_INFO) { 12447 Log.v(TAG, " IntentFilter:"); 12448 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12449 } 12450 removeFilter(intent); 12451 } 12452 } 12453 12454 @Override 12455 protected boolean allowFilterResult( 12456 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12457 ServiceInfo filterSi = filter.service.info; 12458 for (int i=dest.size()-1; i>=0; i--) { 12459 ServiceInfo destAi = dest.get(i).serviceInfo; 12460 if (destAi.name == filterSi.name 12461 && destAi.packageName == filterSi.packageName) { 12462 return false; 12463 } 12464 } 12465 return true; 12466 } 12467 12468 @Override 12469 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12470 return new PackageParser.ServiceIntentInfo[size]; 12471 } 12472 12473 @Override 12474 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12475 if (!sUserManager.exists(userId)) return true; 12476 PackageParser.Package p = filter.service.owner; 12477 if (p != null) { 12478 PackageSetting ps = (PackageSetting)p.mExtras; 12479 if (ps != null) { 12480 // System apps are never considered stopped for purposes of 12481 // filtering, because there may be no way for the user to 12482 // actually re-launch them. 12483 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12484 && ps.getStopped(userId); 12485 } 12486 } 12487 return false; 12488 } 12489 12490 @Override 12491 protected boolean isPackageForFilter(String packageName, 12492 PackageParser.ServiceIntentInfo info) { 12493 return packageName.equals(info.service.owner.packageName); 12494 } 12495 12496 @Override 12497 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12498 int match, int userId) { 12499 if (!sUserManager.exists(userId)) return null; 12500 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12501 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12502 return null; 12503 } 12504 final PackageParser.Service service = info.service; 12505 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12506 if (ps == null) { 12507 return null; 12508 } 12509 final PackageUserState userState = ps.readUserState(userId); 12510 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12511 userState, userId); 12512 if (si == null) { 12513 return null; 12514 } 12515 final boolean matchVisibleToInstantApp = 12516 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12517 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12518 // throw out filters that aren't visible to ephemeral apps 12519 if (matchVisibleToInstantApp 12520 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12521 return null; 12522 } 12523 // throw out ephemeral filters if we're not explicitly requesting them 12524 if (!isInstantApp && userState.instantApp) { 12525 return null; 12526 } 12527 // throw out instant app filters if updates are available; will trigger 12528 // instant app resolution 12529 if (userState.instantApp && ps.isUpdateAvailable()) { 12530 return null; 12531 } 12532 final ResolveInfo res = new ResolveInfo(); 12533 res.serviceInfo = si; 12534 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12535 res.filter = filter; 12536 } 12537 res.priority = info.getPriority(); 12538 res.preferredOrder = service.owner.mPreferredOrder; 12539 res.match = match; 12540 res.isDefault = info.hasDefault; 12541 res.labelRes = info.labelRes; 12542 res.nonLocalizedLabel = info.nonLocalizedLabel; 12543 res.icon = info.icon; 12544 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12545 return res; 12546 } 12547 12548 @Override 12549 protected void sortResults(List<ResolveInfo> results) { 12550 Collections.sort(results, mResolvePrioritySorter); 12551 } 12552 12553 @Override 12554 protected void dumpFilter(PrintWriter out, String prefix, 12555 PackageParser.ServiceIntentInfo filter) { 12556 out.print(prefix); out.print( 12557 Integer.toHexString(System.identityHashCode(filter.service))); 12558 out.print(' '); 12559 filter.service.printComponentShortName(out); 12560 out.print(" filter "); 12561 out.println(Integer.toHexString(System.identityHashCode(filter))); 12562 } 12563 12564 @Override 12565 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12566 return filter.service; 12567 } 12568 12569 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12570 PackageParser.Service service = (PackageParser.Service)label; 12571 out.print(prefix); out.print( 12572 Integer.toHexString(System.identityHashCode(service))); 12573 out.print(' '); 12574 service.printComponentShortName(out); 12575 if (count > 1) { 12576 out.print(" ("); out.print(count); out.print(" filters)"); 12577 } 12578 out.println(); 12579 } 12580 12581// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12582// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12583// final List<ResolveInfo> retList = Lists.newArrayList(); 12584// while (i.hasNext()) { 12585// final ResolveInfo resolveInfo = (ResolveInfo) i; 12586// if (isEnabledLP(resolveInfo.serviceInfo)) { 12587// retList.add(resolveInfo); 12588// } 12589// } 12590// return retList; 12591// } 12592 12593 // Keys are String (activity class name), values are Activity. 12594 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12595 = new ArrayMap<ComponentName, PackageParser.Service>(); 12596 private int mFlags; 12597 } 12598 12599 private final class ProviderIntentResolver 12600 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12601 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12602 boolean defaultOnly, int userId) { 12603 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12604 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12605 } 12606 12607 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12608 int userId) { 12609 if (!sUserManager.exists(userId)) 12610 return null; 12611 mFlags = flags; 12612 return super.queryIntent(intent, resolvedType, 12613 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12614 userId); 12615 } 12616 12617 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12618 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12619 if (!sUserManager.exists(userId)) 12620 return null; 12621 if (packageProviders == null) { 12622 return null; 12623 } 12624 mFlags = flags; 12625 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12626 final int N = packageProviders.size(); 12627 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12628 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12629 12630 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12631 for (int i = 0; i < N; ++i) { 12632 intentFilters = packageProviders.get(i).intents; 12633 if (intentFilters != null && intentFilters.size() > 0) { 12634 PackageParser.ProviderIntentInfo[] array = 12635 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12636 intentFilters.toArray(array); 12637 listCut.add(array); 12638 } 12639 } 12640 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12641 } 12642 12643 public final void addProvider(PackageParser.Provider p) { 12644 if (mProviders.containsKey(p.getComponentName())) { 12645 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12646 return; 12647 } 12648 12649 mProviders.put(p.getComponentName(), p); 12650 if (DEBUG_SHOW_INFO) { 12651 Log.v(TAG, " " 12652 + (p.info.nonLocalizedLabel != null 12653 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12654 Log.v(TAG, " Class=" + p.info.name); 12655 } 12656 final int NI = p.intents.size(); 12657 int j; 12658 for (j = 0; j < NI; j++) { 12659 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12660 if (DEBUG_SHOW_INFO) { 12661 Log.v(TAG, " IntentFilter:"); 12662 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12663 } 12664 if (!intent.debugCheck()) { 12665 Log.w(TAG, "==> For Provider " + p.info.name); 12666 } 12667 addFilter(intent); 12668 } 12669 } 12670 12671 public final void removeProvider(PackageParser.Provider p) { 12672 mProviders.remove(p.getComponentName()); 12673 if (DEBUG_SHOW_INFO) { 12674 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12675 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12676 Log.v(TAG, " Class=" + p.info.name); 12677 } 12678 final int NI = p.intents.size(); 12679 int j; 12680 for (j = 0; j < NI; j++) { 12681 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12682 if (DEBUG_SHOW_INFO) { 12683 Log.v(TAG, " IntentFilter:"); 12684 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12685 } 12686 removeFilter(intent); 12687 } 12688 } 12689 12690 @Override 12691 protected boolean allowFilterResult( 12692 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12693 ProviderInfo filterPi = filter.provider.info; 12694 for (int i = dest.size() - 1; i >= 0; i--) { 12695 ProviderInfo destPi = dest.get(i).providerInfo; 12696 if (destPi.name == filterPi.name 12697 && destPi.packageName == filterPi.packageName) { 12698 return false; 12699 } 12700 } 12701 return true; 12702 } 12703 12704 @Override 12705 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12706 return new PackageParser.ProviderIntentInfo[size]; 12707 } 12708 12709 @Override 12710 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12711 if (!sUserManager.exists(userId)) 12712 return true; 12713 PackageParser.Package p = filter.provider.owner; 12714 if (p != null) { 12715 PackageSetting ps = (PackageSetting) p.mExtras; 12716 if (ps != null) { 12717 // System apps are never considered stopped for purposes of 12718 // filtering, because there may be no way for the user to 12719 // actually re-launch them. 12720 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12721 && ps.getStopped(userId); 12722 } 12723 } 12724 return false; 12725 } 12726 12727 @Override 12728 protected boolean isPackageForFilter(String packageName, 12729 PackageParser.ProviderIntentInfo info) { 12730 return packageName.equals(info.provider.owner.packageName); 12731 } 12732 12733 @Override 12734 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12735 int match, int userId) { 12736 if (!sUserManager.exists(userId)) 12737 return null; 12738 final PackageParser.ProviderIntentInfo info = filter; 12739 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12740 return null; 12741 } 12742 final PackageParser.Provider provider = info.provider; 12743 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12744 if (ps == null) { 12745 return null; 12746 } 12747 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12748 ps.readUserState(userId), userId); 12749 if (pi == null) { 12750 return null; 12751 } 12752 final ResolveInfo res = new ResolveInfo(); 12753 res.providerInfo = pi; 12754 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12755 res.filter = filter; 12756 } 12757 res.priority = info.getPriority(); 12758 res.preferredOrder = provider.owner.mPreferredOrder; 12759 res.match = match; 12760 res.isDefault = info.hasDefault; 12761 res.labelRes = info.labelRes; 12762 res.nonLocalizedLabel = info.nonLocalizedLabel; 12763 res.icon = info.icon; 12764 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12765 return res; 12766 } 12767 12768 @Override 12769 protected void sortResults(List<ResolveInfo> results) { 12770 Collections.sort(results, mResolvePrioritySorter); 12771 } 12772 12773 @Override 12774 protected void dumpFilter(PrintWriter out, String prefix, 12775 PackageParser.ProviderIntentInfo filter) { 12776 out.print(prefix); 12777 out.print( 12778 Integer.toHexString(System.identityHashCode(filter.provider))); 12779 out.print(' '); 12780 filter.provider.printComponentShortName(out); 12781 out.print(" filter "); 12782 out.println(Integer.toHexString(System.identityHashCode(filter))); 12783 } 12784 12785 @Override 12786 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12787 return filter.provider; 12788 } 12789 12790 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12791 PackageParser.Provider provider = (PackageParser.Provider)label; 12792 out.print(prefix); out.print( 12793 Integer.toHexString(System.identityHashCode(provider))); 12794 out.print(' '); 12795 provider.printComponentShortName(out); 12796 if (count > 1) { 12797 out.print(" ("); out.print(count); out.print(" filters)"); 12798 } 12799 out.println(); 12800 } 12801 12802 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12803 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12804 private int mFlags; 12805 } 12806 12807 static final class EphemeralIntentResolver 12808 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12809 /** 12810 * The result that has the highest defined order. Ordering applies on a 12811 * per-package basis. Mapping is from package name to Pair of order and 12812 * EphemeralResolveInfo. 12813 * <p> 12814 * NOTE: This is implemented as a field variable for convenience and efficiency. 12815 * By having a field variable, we're able to track filter ordering as soon as 12816 * a non-zero order is defined. Otherwise, multiple loops across the result set 12817 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12818 * this needs to be contained entirely within {@link #filterResults}. 12819 */ 12820 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12821 12822 @Override 12823 protected AuxiliaryResolveInfo[] newArray(int size) { 12824 return new AuxiliaryResolveInfo[size]; 12825 } 12826 12827 @Override 12828 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12829 return true; 12830 } 12831 12832 @Override 12833 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12834 int userId) { 12835 if (!sUserManager.exists(userId)) { 12836 return null; 12837 } 12838 final String packageName = responseObj.resolveInfo.getPackageName(); 12839 final Integer order = responseObj.getOrder(); 12840 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12841 mOrderResult.get(packageName); 12842 // ordering is enabled and this item's order isn't high enough 12843 if (lastOrderResult != null && lastOrderResult.first >= order) { 12844 return null; 12845 } 12846 final InstantAppResolveInfo res = responseObj.resolveInfo; 12847 if (order > 0) { 12848 // non-zero order, enable ordering 12849 mOrderResult.put(packageName, new Pair<>(order, res)); 12850 } 12851 return responseObj; 12852 } 12853 12854 @Override 12855 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12856 // only do work if ordering is enabled [most of the time it won't be] 12857 if (mOrderResult.size() == 0) { 12858 return; 12859 } 12860 int resultSize = results.size(); 12861 for (int i = 0; i < resultSize; i++) { 12862 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12863 final String packageName = info.getPackageName(); 12864 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12865 if (savedInfo == null) { 12866 // package doesn't having ordering 12867 continue; 12868 } 12869 if (savedInfo.second == info) { 12870 // circled back to the highest ordered item; remove from order list 12871 mOrderResult.remove(savedInfo); 12872 if (mOrderResult.size() == 0) { 12873 // no more ordered items 12874 break; 12875 } 12876 continue; 12877 } 12878 // item has a worse order, remove it from the result list 12879 results.remove(i); 12880 resultSize--; 12881 i--; 12882 } 12883 } 12884 } 12885 12886 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12887 new Comparator<ResolveInfo>() { 12888 public int compare(ResolveInfo r1, ResolveInfo r2) { 12889 int v1 = r1.priority; 12890 int v2 = r2.priority; 12891 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12892 if (v1 != v2) { 12893 return (v1 > v2) ? -1 : 1; 12894 } 12895 v1 = r1.preferredOrder; 12896 v2 = r2.preferredOrder; 12897 if (v1 != v2) { 12898 return (v1 > v2) ? -1 : 1; 12899 } 12900 if (r1.isDefault != r2.isDefault) { 12901 return r1.isDefault ? -1 : 1; 12902 } 12903 v1 = r1.match; 12904 v2 = r2.match; 12905 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12906 if (v1 != v2) { 12907 return (v1 > v2) ? -1 : 1; 12908 } 12909 if (r1.system != r2.system) { 12910 return r1.system ? -1 : 1; 12911 } 12912 if (r1.activityInfo != null) { 12913 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12914 } 12915 if (r1.serviceInfo != null) { 12916 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12917 } 12918 if (r1.providerInfo != null) { 12919 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12920 } 12921 return 0; 12922 } 12923 }; 12924 12925 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12926 new Comparator<ProviderInfo>() { 12927 public int compare(ProviderInfo p1, ProviderInfo p2) { 12928 final int v1 = p1.initOrder; 12929 final int v2 = p2.initOrder; 12930 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12931 } 12932 }; 12933 12934 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12935 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12936 final int[] userIds) { 12937 mHandler.post(new Runnable() { 12938 @Override 12939 public void run() { 12940 try { 12941 final IActivityManager am = ActivityManager.getService(); 12942 if (am == null) return; 12943 final int[] resolvedUserIds; 12944 if (userIds == null) { 12945 resolvedUserIds = am.getRunningUserIds(); 12946 } else { 12947 resolvedUserIds = userIds; 12948 } 12949 for (int id : resolvedUserIds) { 12950 final Intent intent = new Intent(action, 12951 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12952 if (extras != null) { 12953 intent.putExtras(extras); 12954 } 12955 if (targetPkg != null) { 12956 intent.setPackage(targetPkg); 12957 } 12958 // Modify the UID when posting to other users 12959 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12960 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12961 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12962 intent.putExtra(Intent.EXTRA_UID, uid); 12963 } 12964 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12965 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12966 if (DEBUG_BROADCASTS) { 12967 RuntimeException here = new RuntimeException("here"); 12968 here.fillInStackTrace(); 12969 Slog.d(TAG, "Sending to user " + id + ": " 12970 + intent.toShortString(false, true, false, false) 12971 + " " + intent.getExtras(), here); 12972 } 12973 am.broadcastIntent(null, intent, null, finishedReceiver, 12974 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12975 null, finishedReceiver != null, false, id); 12976 } 12977 } catch (RemoteException ex) { 12978 } 12979 } 12980 }); 12981 } 12982 12983 /** 12984 * Check if the external storage media is available. This is true if there 12985 * is a mounted external storage medium or if the external storage is 12986 * emulated. 12987 */ 12988 private boolean isExternalMediaAvailable() { 12989 return mMediaMounted || Environment.isExternalStorageEmulated(); 12990 } 12991 12992 @Override 12993 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12994 // writer 12995 synchronized (mPackages) { 12996 if (!isExternalMediaAvailable()) { 12997 // If the external storage is no longer mounted at this point, 12998 // the caller may not have been able to delete all of this 12999 // packages files and can not delete any more. Bail. 13000 return null; 13001 } 13002 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13003 if (lastPackage != null) { 13004 pkgs.remove(lastPackage); 13005 } 13006 if (pkgs.size() > 0) { 13007 return pkgs.get(0); 13008 } 13009 } 13010 return null; 13011 } 13012 13013 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13014 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13015 userId, andCode ? 1 : 0, packageName); 13016 if (mSystemReady) { 13017 msg.sendToTarget(); 13018 } else { 13019 if (mPostSystemReadyMessages == null) { 13020 mPostSystemReadyMessages = new ArrayList<>(); 13021 } 13022 mPostSystemReadyMessages.add(msg); 13023 } 13024 } 13025 13026 void startCleaningPackages() { 13027 // reader 13028 if (!isExternalMediaAvailable()) { 13029 return; 13030 } 13031 synchronized (mPackages) { 13032 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13033 return; 13034 } 13035 } 13036 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13037 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13038 IActivityManager am = ActivityManager.getService(); 13039 if (am != null) { 13040 try { 13041 am.startService(null, intent, null, -1, null, false, mContext.getOpPackageName(), 13042 UserHandle.USER_SYSTEM); 13043 } catch (RemoteException e) { 13044 } 13045 } 13046 } 13047 13048 @Override 13049 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13050 int installFlags, String installerPackageName, int userId) { 13051 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13052 13053 final int callingUid = Binder.getCallingUid(); 13054 enforceCrossUserPermission(callingUid, userId, 13055 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13056 13057 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13058 try { 13059 if (observer != null) { 13060 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13061 } 13062 } catch (RemoteException re) { 13063 } 13064 return; 13065 } 13066 13067 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13068 installFlags |= PackageManager.INSTALL_FROM_ADB; 13069 13070 } else { 13071 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13072 // about installerPackageName. 13073 13074 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13075 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13076 } 13077 13078 UserHandle user; 13079 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13080 user = UserHandle.ALL; 13081 } else { 13082 user = new UserHandle(userId); 13083 } 13084 13085 // Only system components can circumvent runtime permissions when installing. 13086 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13087 && mContext.checkCallingOrSelfPermission(Manifest.permission 13088 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13089 throw new SecurityException("You need the " 13090 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13091 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13092 } 13093 13094 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13095 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13096 throw new IllegalArgumentException( 13097 "New installs into ASEC containers no longer supported"); 13098 } 13099 13100 final File originFile = new File(originPath); 13101 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13102 13103 final Message msg = mHandler.obtainMessage(INIT_COPY); 13104 final VerificationInfo verificationInfo = new VerificationInfo( 13105 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13106 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13107 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13108 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13109 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13110 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13111 msg.obj = params; 13112 13113 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13114 System.identityHashCode(msg.obj)); 13115 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13116 System.identityHashCode(msg.obj)); 13117 13118 mHandler.sendMessage(msg); 13119 } 13120 13121 13122 /** 13123 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13124 * it is acting on behalf on an enterprise or the user). 13125 * 13126 * Note that the ordering of the conditionals in this method is important. The checks we perform 13127 * are as follows, in this order: 13128 * 13129 * 1) If the install is being performed by a system app, we can trust the app to have set the 13130 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13131 * what it is. 13132 * 2) If the install is being performed by a device or profile owner app, the install reason 13133 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13134 * set the install reason correctly. If the app targets an older SDK version where install 13135 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13136 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13137 * 3) In all other cases, the install is being performed by a regular app that is neither part 13138 * of the system nor a device or profile owner. We have no reason to believe that this app is 13139 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13140 * set to enterprise policy and if so, change it to unknown instead. 13141 */ 13142 private int fixUpInstallReason(String installerPackageName, int installerUid, 13143 int installReason) { 13144 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13145 == PERMISSION_GRANTED) { 13146 // If the install is being performed by a system app, we trust that app to have set the 13147 // install reason correctly. 13148 return installReason; 13149 } 13150 13151 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13152 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13153 if (dpm != null) { 13154 ComponentName owner = null; 13155 try { 13156 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13157 if (owner == null) { 13158 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13159 } 13160 } catch (RemoteException e) { 13161 } 13162 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13163 // If the install is being performed by a device or profile owner, the install 13164 // reason should be enterprise policy. 13165 return PackageManager.INSTALL_REASON_POLICY; 13166 } 13167 } 13168 13169 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13170 // If the install is being performed by a regular app (i.e. neither system app nor 13171 // device or profile owner), we have no reason to believe that the app is acting on 13172 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13173 // change it to unknown instead. 13174 return PackageManager.INSTALL_REASON_UNKNOWN; 13175 } 13176 13177 // If the install is being performed by a regular app and the install reason was set to any 13178 // value but enterprise policy, leave the install reason unchanged. 13179 return installReason; 13180 } 13181 13182 void installStage(String packageName, File stagedDir, String stagedCid, 13183 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13184 String installerPackageName, int installerUid, UserHandle user, 13185 Certificate[][] certificates) { 13186 if (DEBUG_EPHEMERAL) { 13187 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13188 Slog.d(TAG, "Ephemeral install of " + packageName); 13189 } 13190 } 13191 final VerificationInfo verificationInfo = new VerificationInfo( 13192 sessionParams.originatingUri, sessionParams.referrerUri, 13193 sessionParams.originatingUid, installerUid); 13194 13195 final OriginInfo origin; 13196 if (stagedDir != null) { 13197 origin = OriginInfo.fromStagedFile(stagedDir); 13198 } else { 13199 origin = OriginInfo.fromStagedContainer(stagedCid); 13200 } 13201 13202 final Message msg = mHandler.obtainMessage(INIT_COPY); 13203 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13204 sessionParams.installReason); 13205 final InstallParams params = new InstallParams(origin, null, observer, 13206 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13207 verificationInfo, user, sessionParams.abiOverride, 13208 sessionParams.grantedRuntimePermissions, certificates, installReason); 13209 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13210 msg.obj = params; 13211 13212 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13213 System.identityHashCode(msg.obj)); 13214 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13215 System.identityHashCode(msg.obj)); 13216 13217 mHandler.sendMessage(msg); 13218 } 13219 13220 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13221 int userId) { 13222 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13223 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13224 } 13225 13226 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13227 int appId, int... userIds) { 13228 if (ArrayUtils.isEmpty(userIds)) { 13229 return; 13230 } 13231 Bundle extras = new Bundle(1); 13232 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13233 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13234 13235 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13236 packageName, extras, 0, null, null, userIds); 13237 if (isSystem) { 13238 mHandler.post(() -> { 13239 for (int userId : userIds) { 13240 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13241 } 13242 } 13243 ); 13244 } 13245 } 13246 13247 /** 13248 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13249 * automatically without needing an explicit launch. 13250 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13251 */ 13252 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13253 // If user is not running, the app didn't miss any broadcast 13254 if (!mUserManagerInternal.isUserRunning(userId)) { 13255 return; 13256 } 13257 final IActivityManager am = ActivityManager.getService(); 13258 try { 13259 // Deliver LOCKED_BOOT_COMPLETED first 13260 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13261 .setPackage(packageName); 13262 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13263 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13264 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13265 13266 // Deliver BOOT_COMPLETED only if user is unlocked 13267 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13268 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13269 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13270 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13271 } 13272 } catch (RemoteException e) { 13273 throw e.rethrowFromSystemServer(); 13274 } 13275 } 13276 13277 @Override 13278 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13279 int userId) { 13280 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13281 PackageSetting pkgSetting; 13282 final int uid = Binder.getCallingUid(); 13283 enforceCrossUserPermission(uid, userId, 13284 true /* requireFullPermission */, true /* checkShell */, 13285 "setApplicationHiddenSetting for user " + userId); 13286 13287 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13288 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13289 return false; 13290 } 13291 13292 long callingId = Binder.clearCallingIdentity(); 13293 try { 13294 boolean sendAdded = false; 13295 boolean sendRemoved = false; 13296 // writer 13297 synchronized (mPackages) { 13298 pkgSetting = mSettings.mPackages.get(packageName); 13299 if (pkgSetting == null) { 13300 return false; 13301 } 13302 // Do not allow "android" is being disabled 13303 if ("android".equals(packageName)) { 13304 Slog.w(TAG, "Cannot hide package: android"); 13305 return false; 13306 } 13307 // Cannot hide static shared libs as they are considered 13308 // a part of the using app (emulating static linking). Also 13309 // static libs are installed always on internal storage. 13310 PackageParser.Package pkg = mPackages.get(packageName); 13311 if (pkg != null && pkg.staticSharedLibName != null) { 13312 Slog.w(TAG, "Cannot hide package: " + packageName 13313 + " providing static shared library: " 13314 + pkg.staticSharedLibName); 13315 return false; 13316 } 13317 // Only allow protected packages to hide themselves. 13318 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13319 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13320 Slog.w(TAG, "Not hiding protected package: " + packageName); 13321 return false; 13322 } 13323 13324 if (pkgSetting.getHidden(userId) != hidden) { 13325 pkgSetting.setHidden(hidden, userId); 13326 mSettings.writePackageRestrictionsLPr(userId); 13327 if (hidden) { 13328 sendRemoved = true; 13329 } else { 13330 sendAdded = true; 13331 } 13332 } 13333 } 13334 if (sendAdded) { 13335 sendPackageAddedForUser(packageName, pkgSetting, userId); 13336 return true; 13337 } 13338 if (sendRemoved) { 13339 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13340 "hiding pkg"); 13341 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13342 return true; 13343 } 13344 } finally { 13345 Binder.restoreCallingIdentity(callingId); 13346 } 13347 return false; 13348 } 13349 13350 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13351 int userId) { 13352 final PackageRemovedInfo info = new PackageRemovedInfo(); 13353 info.removedPackage = packageName; 13354 info.removedUsers = new int[] {userId}; 13355 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13356 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13357 } 13358 13359 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13360 if (pkgList.length > 0) { 13361 Bundle extras = new Bundle(1); 13362 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13363 13364 sendPackageBroadcast( 13365 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13366 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13367 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13368 new int[] {userId}); 13369 } 13370 } 13371 13372 /** 13373 * Returns true if application is not found or there was an error. Otherwise it returns 13374 * the hidden state of the package for the given user. 13375 */ 13376 @Override 13377 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13378 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13379 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13380 true /* requireFullPermission */, false /* checkShell */, 13381 "getApplicationHidden for user " + userId); 13382 PackageSetting pkgSetting; 13383 long callingId = Binder.clearCallingIdentity(); 13384 try { 13385 // writer 13386 synchronized (mPackages) { 13387 pkgSetting = mSettings.mPackages.get(packageName); 13388 if (pkgSetting == null) { 13389 return true; 13390 } 13391 return pkgSetting.getHidden(userId); 13392 } 13393 } finally { 13394 Binder.restoreCallingIdentity(callingId); 13395 } 13396 } 13397 13398 /** 13399 * @hide 13400 */ 13401 @Override 13402 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13403 int installReason) { 13404 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13405 null); 13406 PackageSetting pkgSetting; 13407 final int uid = Binder.getCallingUid(); 13408 enforceCrossUserPermission(uid, userId, 13409 true /* requireFullPermission */, true /* checkShell */, 13410 "installExistingPackage for user " + userId); 13411 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13412 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13413 } 13414 13415 long callingId = Binder.clearCallingIdentity(); 13416 try { 13417 boolean installed = false; 13418 final boolean instantApp = 13419 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13420 final boolean fullApp = 13421 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13422 13423 // writer 13424 synchronized (mPackages) { 13425 pkgSetting = mSettings.mPackages.get(packageName); 13426 if (pkgSetting == null) { 13427 return PackageManager.INSTALL_FAILED_INVALID_URI; 13428 } 13429 if (!pkgSetting.getInstalled(userId)) { 13430 pkgSetting.setInstalled(true, userId); 13431 pkgSetting.setHidden(false, userId); 13432 pkgSetting.setInstallReason(installReason, userId); 13433 mSettings.writePackageRestrictionsLPr(userId); 13434 mSettings.writeKernelMappingLPr(pkgSetting); 13435 installed = true; 13436 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13437 // upgrade app from instant to full; we don't allow app downgrade 13438 installed = true; 13439 } 13440 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13441 } 13442 13443 if (installed) { 13444 if (pkgSetting.pkg != null) { 13445 synchronized (mInstallLock) { 13446 // We don't need to freeze for a brand new install 13447 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13448 } 13449 } 13450 sendPackageAddedForUser(packageName, pkgSetting, userId); 13451 synchronized (mPackages) { 13452 updateSequenceNumberLP(packageName, new int[]{ userId }); 13453 } 13454 } 13455 } finally { 13456 Binder.restoreCallingIdentity(callingId); 13457 } 13458 13459 return PackageManager.INSTALL_SUCCEEDED; 13460 } 13461 13462 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13463 boolean instantApp, boolean fullApp) { 13464 // no state specified; do nothing 13465 if (!instantApp && !fullApp) { 13466 return; 13467 } 13468 if (userId != UserHandle.USER_ALL) { 13469 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13470 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13471 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13472 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13473 } 13474 } else { 13475 for (int currentUserId : sUserManager.getUserIds()) { 13476 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13477 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13478 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13479 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13480 } 13481 } 13482 } 13483 } 13484 13485 boolean isUserRestricted(int userId, String restrictionKey) { 13486 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13487 if (restrictions.getBoolean(restrictionKey, false)) { 13488 Log.w(TAG, "User is restricted: " + restrictionKey); 13489 return true; 13490 } 13491 return false; 13492 } 13493 13494 @Override 13495 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13496 int userId) { 13497 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13498 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13499 true /* requireFullPermission */, true /* checkShell */, 13500 "setPackagesSuspended for user " + userId); 13501 13502 if (ArrayUtils.isEmpty(packageNames)) { 13503 return packageNames; 13504 } 13505 13506 // List of package names for whom the suspended state has changed. 13507 List<String> changedPackages = new ArrayList<>(packageNames.length); 13508 // List of package names for whom the suspended state is not set as requested in this 13509 // method. 13510 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13511 long callingId = Binder.clearCallingIdentity(); 13512 try { 13513 for (int i = 0; i < packageNames.length; i++) { 13514 String packageName = packageNames[i]; 13515 boolean changed = false; 13516 final int appId; 13517 synchronized (mPackages) { 13518 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13519 if (pkgSetting == null) { 13520 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13521 + "\". Skipping suspending/un-suspending."); 13522 unactionedPackages.add(packageName); 13523 continue; 13524 } 13525 appId = pkgSetting.appId; 13526 if (pkgSetting.getSuspended(userId) != suspended) { 13527 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13528 unactionedPackages.add(packageName); 13529 continue; 13530 } 13531 pkgSetting.setSuspended(suspended, userId); 13532 mSettings.writePackageRestrictionsLPr(userId); 13533 changed = true; 13534 changedPackages.add(packageName); 13535 } 13536 } 13537 13538 if (changed && suspended) { 13539 killApplication(packageName, UserHandle.getUid(userId, appId), 13540 "suspending package"); 13541 } 13542 } 13543 } finally { 13544 Binder.restoreCallingIdentity(callingId); 13545 } 13546 13547 if (!changedPackages.isEmpty()) { 13548 sendPackagesSuspendedForUser(changedPackages.toArray( 13549 new String[changedPackages.size()]), userId, suspended); 13550 } 13551 13552 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13553 } 13554 13555 @Override 13556 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13557 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13558 true /* requireFullPermission */, false /* checkShell */, 13559 "isPackageSuspendedForUser for user " + userId); 13560 synchronized (mPackages) { 13561 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13562 if (pkgSetting == null) { 13563 throw new IllegalArgumentException("Unknown target package: " + packageName); 13564 } 13565 return pkgSetting.getSuspended(userId); 13566 } 13567 } 13568 13569 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13570 if (isPackageDeviceAdmin(packageName, userId)) { 13571 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13572 + "\": has an active device admin"); 13573 return false; 13574 } 13575 13576 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13577 if (packageName.equals(activeLauncherPackageName)) { 13578 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13579 + "\": contains the active launcher"); 13580 return false; 13581 } 13582 13583 if (packageName.equals(mRequiredInstallerPackage)) { 13584 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13585 + "\": required for package installation"); 13586 return false; 13587 } 13588 13589 if (packageName.equals(mRequiredUninstallerPackage)) { 13590 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13591 + "\": required for package uninstallation"); 13592 return false; 13593 } 13594 13595 if (packageName.equals(mRequiredVerifierPackage)) { 13596 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13597 + "\": required for package verification"); 13598 return false; 13599 } 13600 13601 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13602 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13603 + "\": is the default dialer"); 13604 return false; 13605 } 13606 13607 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13608 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13609 + "\": protected package"); 13610 return false; 13611 } 13612 13613 // Cannot suspend static shared libs as they are considered 13614 // a part of the using app (emulating static linking). Also 13615 // static libs are installed always on internal storage. 13616 PackageParser.Package pkg = mPackages.get(packageName); 13617 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13618 Slog.w(TAG, "Cannot suspend package: " + packageName 13619 + " providing static shared library: " 13620 + pkg.staticSharedLibName); 13621 return false; 13622 } 13623 13624 return true; 13625 } 13626 13627 private String getActiveLauncherPackageName(int userId) { 13628 Intent intent = new Intent(Intent.ACTION_MAIN); 13629 intent.addCategory(Intent.CATEGORY_HOME); 13630 ResolveInfo resolveInfo = resolveIntent( 13631 intent, 13632 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13633 PackageManager.MATCH_DEFAULT_ONLY, 13634 userId); 13635 13636 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13637 } 13638 13639 private String getDefaultDialerPackageName(int userId) { 13640 synchronized (mPackages) { 13641 return mSettings.getDefaultDialerPackageNameLPw(userId); 13642 } 13643 } 13644 13645 @Override 13646 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13647 mContext.enforceCallingOrSelfPermission( 13648 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13649 "Only package verification agents can verify applications"); 13650 13651 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13652 final PackageVerificationResponse response = new PackageVerificationResponse( 13653 verificationCode, Binder.getCallingUid()); 13654 msg.arg1 = id; 13655 msg.obj = response; 13656 mHandler.sendMessage(msg); 13657 } 13658 13659 @Override 13660 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13661 long millisecondsToDelay) { 13662 mContext.enforceCallingOrSelfPermission( 13663 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13664 "Only package verification agents can extend verification timeouts"); 13665 13666 final PackageVerificationState state = mPendingVerification.get(id); 13667 final PackageVerificationResponse response = new PackageVerificationResponse( 13668 verificationCodeAtTimeout, Binder.getCallingUid()); 13669 13670 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13671 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13672 } 13673 if (millisecondsToDelay < 0) { 13674 millisecondsToDelay = 0; 13675 } 13676 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13677 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13678 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13679 } 13680 13681 if ((state != null) && !state.timeoutExtended()) { 13682 state.extendTimeout(); 13683 13684 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13685 msg.arg1 = id; 13686 msg.obj = response; 13687 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13688 } 13689 } 13690 13691 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13692 int verificationCode, UserHandle user) { 13693 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13694 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13695 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13696 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13697 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13698 13699 mContext.sendBroadcastAsUser(intent, user, 13700 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13701 } 13702 13703 private ComponentName matchComponentForVerifier(String packageName, 13704 List<ResolveInfo> receivers) { 13705 ActivityInfo targetReceiver = null; 13706 13707 final int NR = receivers.size(); 13708 for (int i = 0; i < NR; i++) { 13709 final ResolveInfo info = receivers.get(i); 13710 if (info.activityInfo == null) { 13711 continue; 13712 } 13713 13714 if (packageName.equals(info.activityInfo.packageName)) { 13715 targetReceiver = info.activityInfo; 13716 break; 13717 } 13718 } 13719 13720 if (targetReceiver == null) { 13721 return null; 13722 } 13723 13724 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13725 } 13726 13727 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13728 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13729 if (pkgInfo.verifiers.length == 0) { 13730 return null; 13731 } 13732 13733 final int N = pkgInfo.verifiers.length; 13734 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13735 for (int i = 0; i < N; i++) { 13736 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13737 13738 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13739 receivers); 13740 if (comp == null) { 13741 continue; 13742 } 13743 13744 final int verifierUid = getUidForVerifier(verifierInfo); 13745 if (verifierUid == -1) { 13746 continue; 13747 } 13748 13749 if (DEBUG_VERIFY) { 13750 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13751 + " with the correct signature"); 13752 } 13753 sufficientVerifiers.add(comp); 13754 verificationState.addSufficientVerifier(verifierUid); 13755 } 13756 13757 return sufficientVerifiers; 13758 } 13759 13760 private int getUidForVerifier(VerifierInfo verifierInfo) { 13761 synchronized (mPackages) { 13762 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13763 if (pkg == null) { 13764 return -1; 13765 } else if (pkg.mSignatures.length != 1) { 13766 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13767 + " has more than one signature; ignoring"); 13768 return -1; 13769 } 13770 13771 /* 13772 * If the public key of the package's signature does not match 13773 * our expected public key, then this is a different package and 13774 * we should skip. 13775 */ 13776 13777 final byte[] expectedPublicKey; 13778 try { 13779 final Signature verifierSig = pkg.mSignatures[0]; 13780 final PublicKey publicKey = verifierSig.getPublicKey(); 13781 expectedPublicKey = publicKey.getEncoded(); 13782 } catch (CertificateException e) { 13783 return -1; 13784 } 13785 13786 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13787 13788 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13789 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13790 + " does not have the expected public key; ignoring"); 13791 return -1; 13792 } 13793 13794 return pkg.applicationInfo.uid; 13795 } 13796 } 13797 13798 @Override 13799 public void finishPackageInstall(int token, boolean didLaunch) { 13800 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13801 13802 if (DEBUG_INSTALL) { 13803 Slog.v(TAG, "BM finishing package install for " + token); 13804 } 13805 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13806 13807 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13808 mHandler.sendMessage(msg); 13809 } 13810 13811 /** 13812 * Get the verification agent timeout. 13813 * 13814 * @return verification timeout in milliseconds 13815 */ 13816 private long getVerificationTimeout() { 13817 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13818 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13819 DEFAULT_VERIFICATION_TIMEOUT); 13820 } 13821 13822 /** 13823 * Get the default verification agent response code. 13824 * 13825 * @return default verification response code 13826 */ 13827 private int getDefaultVerificationResponse() { 13828 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13829 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13830 DEFAULT_VERIFICATION_RESPONSE); 13831 } 13832 13833 /** 13834 * Check whether or not package verification has been enabled. 13835 * 13836 * @return true if verification should be performed 13837 */ 13838 private boolean isVerificationEnabled(int userId, int installFlags) { 13839 if (!DEFAULT_VERIFY_ENABLE) { 13840 return false; 13841 } 13842 13843 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13844 13845 // Check if installing from ADB 13846 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13847 // Do not run verification in a test harness environment 13848 if (ActivityManager.isRunningInTestHarness()) { 13849 return false; 13850 } 13851 if (ensureVerifyAppsEnabled) { 13852 return true; 13853 } 13854 // Check if the developer does not want package verification for ADB installs 13855 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13856 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13857 return false; 13858 } 13859 } 13860 13861 if (ensureVerifyAppsEnabled) { 13862 return true; 13863 } 13864 13865 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13866 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13867 } 13868 13869 @Override 13870 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13871 throws RemoteException { 13872 mContext.enforceCallingOrSelfPermission( 13873 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13874 "Only intentfilter verification agents can verify applications"); 13875 13876 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13877 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13878 Binder.getCallingUid(), verificationCode, failedDomains); 13879 msg.arg1 = id; 13880 msg.obj = response; 13881 mHandler.sendMessage(msg); 13882 } 13883 13884 @Override 13885 public int getIntentVerificationStatus(String packageName, int userId) { 13886 synchronized (mPackages) { 13887 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13888 } 13889 } 13890 13891 @Override 13892 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13893 mContext.enforceCallingOrSelfPermission( 13894 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13895 13896 boolean result = false; 13897 synchronized (mPackages) { 13898 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13899 } 13900 if (result) { 13901 scheduleWritePackageRestrictionsLocked(userId); 13902 } 13903 return result; 13904 } 13905 13906 @Override 13907 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13908 String packageName) { 13909 synchronized (mPackages) { 13910 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13911 } 13912 } 13913 13914 @Override 13915 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13916 if (TextUtils.isEmpty(packageName)) { 13917 return ParceledListSlice.emptyList(); 13918 } 13919 synchronized (mPackages) { 13920 PackageParser.Package pkg = mPackages.get(packageName); 13921 if (pkg == null || pkg.activities == null) { 13922 return ParceledListSlice.emptyList(); 13923 } 13924 final int count = pkg.activities.size(); 13925 ArrayList<IntentFilter> result = new ArrayList<>(); 13926 for (int n=0; n<count; n++) { 13927 PackageParser.Activity activity = pkg.activities.get(n); 13928 if (activity.intents != null && activity.intents.size() > 0) { 13929 result.addAll(activity.intents); 13930 } 13931 } 13932 return new ParceledListSlice<>(result); 13933 } 13934 } 13935 13936 @Override 13937 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13938 mContext.enforceCallingOrSelfPermission( 13939 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13940 13941 synchronized (mPackages) { 13942 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13943 if (packageName != null) { 13944 result |= updateIntentVerificationStatus(packageName, 13945 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13946 userId); 13947 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13948 packageName, userId); 13949 } 13950 return result; 13951 } 13952 } 13953 13954 @Override 13955 public String getDefaultBrowserPackageName(int userId) { 13956 synchronized (mPackages) { 13957 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13958 } 13959 } 13960 13961 /** 13962 * Get the "allow unknown sources" setting. 13963 * 13964 * @return the current "allow unknown sources" setting 13965 */ 13966 private int getUnknownSourcesSettings() { 13967 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13968 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13969 -1); 13970 } 13971 13972 @Override 13973 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13974 final int uid = Binder.getCallingUid(); 13975 // writer 13976 synchronized (mPackages) { 13977 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13978 if (targetPackageSetting == null) { 13979 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13980 } 13981 13982 PackageSetting installerPackageSetting; 13983 if (installerPackageName != null) { 13984 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13985 if (installerPackageSetting == null) { 13986 throw new IllegalArgumentException("Unknown installer package: " 13987 + installerPackageName); 13988 } 13989 } else { 13990 installerPackageSetting = null; 13991 } 13992 13993 Signature[] callerSignature; 13994 Object obj = mSettings.getUserIdLPr(uid); 13995 if (obj != null) { 13996 if (obj instanceof SharedUserSetting) { 13997 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13998 } else if (obj instanceof PackageSetting) { 13999 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14000 } else { 14001 throw new SecurityException("Bad object " + obj + " for uid " + uid); 14002 } 14003 } else { 14004 throw new SecurityException("Unknown calling UID: " + uid); 14005 } 14006 14007 // Verify: can't set installerPackageName to a package that is 14008 // not signed with the same cert as the caller. 14009 if (installerPackageSetting != null) { 14010 if (compareSignatures(callerSignature, 14011 installerPackageSetting.signatures.mSignatures) 14012 != PackageManager.SIGNATURE_MATCH) { 14013 throw new SecurityException( 14014 "Caller does not have same cert as new installer package " 14015 + installerPackageName); 14016 } 14017 } 14018 14019 // Verify: if target already has an installer package, it must 14020 // be signed with the same cert as the caller. 14021 if (targetPackageSetting.installerPackageName != null) { 14022 PackageSetting setting = mSettings.mPackages.get( 14023 targetPackageSetting.installerPackageName); 14024 // If the currently set package isn't valid, then it's always 14025 // okay to change it. 14026 if (setting != null) { 14027 if (compareSignatures(callerSignature, 14028 setting.signatures.mSignatures) 14029 != PackageManager.SIGNATURE_MATCH) { 14030 throw new SecurityException( 14031 "Caller does not have same cert as old installer package " 14032 + targetPackageSetting.installerPackageName); 14033 } 14034 } 14035 } 14036 14037 // Okay! 14038 targetPackageSetting.installerPackageName = installerPackageName; 14039 if (installerPackageName != null) { 14040 mSettings.mInstallerPackages.add(installerPackageName); 14041 } 14042 scheduleWriteSettingsLocked(); 14043 } 14044 } 14045 14046 @Override 14047 public void setApplicationCategoryHint(String packageName, int categoryHint, 14048 String callerPackageName) { 14049 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14050 callerPackageName); 14051 synchronized (mPackages) { 14052 PackageSetting ps = mSettings.mPackages.get(packageName); 14053 if (ps == null) { 14054 throw new IllegalArgumentException("Unknown target package " + packageName); 14055 } 14056 14057 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14058 throw new IllegalArgumentException("Calling package " + callerPackageName 14059 + " is not installer for " + packageName); 14060 } 14061 14062 if (ps.categoryHint != categoryHint) { 14063 ps.categoryHint = categoryHint; 14064 scheduleWriteSettingsLocked(); 14065 } 14066 } 14067 } 14068 14069 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14070 // Queue up an async operation since the package installation may take a little while. 14071 mHandler.post(new Runnable() { 14072 public void run() { 14073 mHandler.removeCallbacks(this); 14074 // Result object to be returned 14075 PackageInstalledInfo res = new PackageInstalledInfo(); 14076 res.setReturnCode(currentStatus); 14077 res.uid = -1; 14078 res.pkg = null; 14079 res.removedInfo = null; 14080 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14081 args.doPreInstall(res.returnCode); 14082 synchronized (mInstallLock) { 14083 installPackageTracedLI(args, res); 14084 } 14085 args.doPostInstall(res.returnCode, res.uid); 14086 } 14087 14088 // A restore should be performed at this point if (a) the install 14089 // succeeded, (b) the operation is not an update, and (c) the new 14090 // package has not opted out of backup participation. 14091 final boolean update = res.removedInfo != null 14092 && res.removedInfo.removedPackage != null; 14093 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14094 boolean doRestore = !update 14095 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14096 14097 // Set up the post-install work request bookkeeping. This will be used 14098 // and cleaned up by the post-install event handling regardless of whether 14099 // there's a restore pass performed. Token values are >= 1. 14100 int token; 14101 if (mNextInstallToken < 0) mNextInstallToken = 1; 14102 token = mNextInstallToken++; 14103 14104 PostInstallData data = new PostInstallData(args, res); 14105 mRunningInstalls.put(token, data); 14106 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14107 14108 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14109 // Pass responsibility to the Backup Manager. It will perform a 14110 // restore if appropriate, then pass responsibility back to the 14111 // Package Manager to run the post-install observer callbacks 14112 // and broadcasts. 14113 IBackupManager bm = IBackupManager.Stub.asInterface( 14114 ServiceManager.getService(Context.BACKUP_SERVICE)); 14115 if (bm != null) { 14116 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14117 + " to BM for possible restore"); 14118 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14119 try { 14120 // TODO: http://b/22388012 14121 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14122 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14123 } else { 14124 doRestore = false; 14125 } 14126 } catch (RemoteException e) { 14127 // can't happen; the backup manager is local 14128 } catch (Exception e) { 14129 Slog.e(TAG, "Exception trying to enqueue restore", e); 14130 doRestore = false; 14131 } 14132 } else { 14133 Slog.e(TAG, "Backup Manager not found!"); 14134 doRestore = false; 14135 } 14136 } 14137 14138 if (!doRestore) { 14139 // No restore possible, or the Backup Manager was mysteriously not 14140 // available -- just fire the post-install work request directly. 14141 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14142 14143 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14144 14145 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14146 mHandler.sendMessage(msg); 14147 } 14148 } 14149 }); 14150 } 14151 14152 /** 14153 * Callback from PackageSettings whenever an app is first transitioned out of the 14154 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14155 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14156 * here whether the app is the target of an ongoing install, and only send the 14157 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14158 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14159 * handling. 14160 */ 14161 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14162 // Serialize this with the rest of the install-process message chain. In the 14163 // restore-at-install case, this Runnable will necessarily run before the 14164 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14165 // are coherent. In the non-restore case, the app has already completed install 14166 // and been launched through some other means, so it is not in a problematic 14167 // state for observers to see the FIRST_LAUNCH signal. 14168 mHandler.post(new Runnable() { 14169 @Override 14170 public void run() { 14171 for (int i = 0; i < mRunningInstalls.size(); i++) { 14172 final PostInstallData data = mRunningInstalls.valueAt(i); 14173 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14174 continue; 14175 } 14176 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14177 // right package; but is it for the right user? 14178 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14179 if (userId == data.res.newUsers[uIndex]) { 14180 if (DEBUG_BACKUP) { 14181 Slog.i(TAG, "Package " + pkgName 14182 + " being restored so deferring FIRST_LAUNCH"); 14183 } 14184 return; 14185 } 14186 } 14187 } 14188 } 14189 // didn't find it, so not being restored 14190 if (DEBUG_BACKUP) { 14191 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14192 } 14193 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14194 } 14195 }); 14196 } 14197 14198 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14199 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14200 installerPkg, null, userIds); 14201 } 14202 14203 private abstract class HandlerParams { 14204 private static final int MAX_RETRIES = 4; 14205 14206 /** 14207 * Number of times startCopy() has been attempted and had a non-fatal 14208 * error. 14209 */ 14210 private int mRetries = 0; 14211 14212 /** User handle for the user requesting the information or installation. */ 14213 private final UserHandle mUser; 14214 String traceMethod; 14215 int traceCookie; 14216 14217 HandlerParams(UserHandle user) { 14218 mUser = user; 14219 } 14220 14221 UserHandle getUser() { 14222 return mUser; 14223 } 14224 14225 HandlerParams setTraceMethod(String traceMethod) { 14226 this.traceMethod = traceMethod; 14227 return this; 14228 } 14229 14230 HandlerParams setTraceCookie(int traceCookie) { 14231 this.traceCookie = traceCookie; 14232 return this; 14233 } 14234 14235 final boolean startCopy() { 14236 boolean res; 14237 try { 14238 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14239 14240 if (++mRetries > MAX_RETRIES) { 14241 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14242 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14243 handleServiceError(); 14244 return false; 14245 } else { 14246 handleStartCopy(); 14247 res = true; 14248 } 14249 } catch (RemoteException e) { 14250 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14251 mHandler.sendEmptyMessage(MCS_RECONNECT); 14252 res = false; 14253 } 14254 handleReturnCode(); 14255 return res; 14256 } 14257 14258 final void serviceError() { 14259 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14260 handleServiceError(); 14261 handleReturnCode(); 14262 } 14263 14264 abstract void handleStartCopy() throws RemoteException; 14265 abstract void handleServiceError(); 14266 abstract void handleReturnCode(); 14267 } 14268 14269 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14270 for (File path : paths) { 14271 try { 14272 mcs.clearDirectory(path.getAbsolutePath()); 14273 } catch (RemoteException e) { 14274 } 14275 } 14276 } 14277 14278 static class OriginInfo { 14279 /** 14280 * Location where install is coming from, before it has been 14281 * copied/renamed into place. This could be a single monolithic APK 14282 * file, or a cluster directory. This location may be untrusted. 14283 */ 14284 final File file; 14285 final String cid; 14286 14287 /** 14288 * Flag indicating that {@link #file} or {@link #cid} has already been 14289 * staged, meaning downstream users don't need to defensively copy the 14290 * contents. 14291 */ 14292 final boolean staged; 14293 14294 /** 14295 * Flag indicating that {@link #file} or {@link #cid} is an already 14296 * installed app that is being moved. 14297 */ 14298 final boolean existing; 14299 14300 final String resolvedPath; 14301 final File resolvedFile; 14302 14303 static OriginInfo fromNothing() { 14304 return new OriginInfo(null, null, false, false); 14305 } 14306 14307 static OriginInfo fromUntrustedFile(File file) { 14308 return new OriginInfo(file, null, false, false); 14309 } 14310 14311 static OriginInfo fromExistingFile(File file) { 14312 return new OriginInfo(file, null, false, true); 14313 } 14314 14315 static OriginInfo fromStagedFile(File file) { 14316 return new OriginInfo(file, null, true, false); 14317 } 14318 14319 static OriginInfo fromStagedContainer(String cid) { 14320 return new OriginInfo(null, cid, true, false); 14321 } 14322 14323 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14324 this.file = file; 14325 this.cid = cid; 14326 this.staged = staged; 14327 this.existing = existing; 14328 14329 if (cid != null) { 14330 resolvedPath = PackageHelper.getSdDir(cid); 14331 resolvedFile = new File(resolvedPath); 14332 } else if (file != null) { 14333 resolvedPath = file.getAbsolutePath(); 14334 resolvedFile = file; 14335 } else { 14336 resolvedPath = null; 14337 resolvedFile = null; 14338 } 14339 } 14340 } 14341 14342 static class MoveInfo { 14343 final int moveId; 14344 final String fromUuid; 14345 final String toUuid; 14346 final String packageName; 14347 final String dataAppName; 14348 final int appId; 14349 final String seinfo; 14350 final int targetSdkVersion; 14351 14352 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14353 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14354 this.moveId = moveId; 14355 this.fromUuid = fromUuid; 14356 this.toUuid = toUuid; 14357 this.packageName = packageName; 14358 this.dataAppName = dataAppName; 14359 this.appId = appId; 14360 this.seinfo = seinfo; 14361 this.targetSdkVersion = targetSdkVersion; 14362 } 14363 } 14364 14365 static class VerificationInfo { 14366 /** A constant used to indicate that a uid value is not present. */ 14367 public static final int NO_UID = -1; 14368 14369 /** URI referencing where the package was downloaded from. */ 14370 final Uri originatingUri; 14371 14372 /** HTTP referrer URI associated with the originatingURI. */ 14373 final Uri referrer; 14374 14375 /** UID of the application that the install request originated from. */ 14376 final int originatingUid; 14377 14378 /** UID of application requesting the install */ 14379 final int installerUid; 14380 14381 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14382 this.originatingUri = originatingUri; 14383 this.referrer = referrer; 14384 this.originatingUid = originatingUid; 14385 this.installerUid = installerUid; 14386 } 14387 } 14388 14389 class InstallParams extends HandlerParams { 14390 final OriginInfo origin; 14391 final MoveInfo move; 14392 final IPackageInstallObserver2 observer; 14393 int installFlags; 14394 final String installerPackageName; 14395 final String volumeUuid; 14396 private InstallArgs mArgs; 14397 private int mRet; 14398 final String packageAbiOverride; 14399 final String[] grantedRuntimePermissions; 14400 final VerificationInfo verificationInfo; 14401 final Certificate[][] certificates; 14402 final int installReason; 14403 14404 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14405 int installFlags, String installerPackageName, String volumeUuid, 14406 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14407 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14408 super(user); 14409 this.origin = origin; 14410 this.move = move; 14411 this.observer = observer; 14412 this.installFlags = installFlags; 14413 this.installerPackageName = installerPackageName; 14414 this.volumeUuid = volumeUuid; 14415 this.verificationInfo = verificationInfo; 14416 this.packageAbiOverride = packageAbiOverride; 14417 this.grantedRuntimePermissions = grantedPermissions; 14418 this.certificates = certificates; 14419 this.installReason = installReason; 14420 } 14421 14422 @Override 14423 public String toString() { 14424 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14425 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14426 } 14427 14428 private int installLocationPolicy(PackageInfoLite pkgLite) { 14429 String packageName = pkgLite.packageName; 14430 int installLocation = pkgLite.installLocation; 14431 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14432 // reader 14433 synchronized (mPackages) { 14434 // Currently installed package which the new package is attempting to replace or 14435 // null if no such package is installed. 14436 PackageParser.Package installedPkg = mPackages.get(packageName); 14437 // Package which currently owns the data which the new package will own if installed. 14438 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14439 // will be null whereas dataOwnerPkg will contain information about the package 14440 // which was uninstalled while keeping its data. 14441 PackageParser.Package dataOwnerPkg = installedPkg; 14442 if (dataOwnerPkg == null) { 14443 PackageSetting ps = mSettings.mPackages.get(packageName); 14444 if (ps != null) { 14445 dataOwnerPkg = ps.pkg; 14446 } 14447 } 14448 14449 if (dataOwnerPkg != null) { 14450 // If installed, the package will get access to data left on the device by its 14451 // predecessor. As a security measure, this is permited only if this is not a 14452 // version downgrade or if the predecessor package is marked as debuggable and 14453 // a downgrade is explicitly requested. 14454 // 14455 // On debuggable platform builds, downgrades are permitted even for 14456 // non-debuggable packages to make testing easier. Debuggable platform builds do 14457 // not offer security guarantees and thus it's OK to disable some security 14458 // mechanisms to make debugging/testing easier on those builds. However, even on 14459 // debuggable builds downgrades of packages are permitted only if requested via 14460 // installFlags. This is because we aim to keep the behavior of debuggable 14461 // platform builds as close as possible to the behavior of non-debuggable 14462 // platform builds. 14463 final boolean downgradeRequested = 14464 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14465 final boolean packageDebuggable = 14466 (dataOwnerPkg.applicationInfo.flags 14467 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14468 final boolean downgradePermitted = 14469 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14470 if (!downgradePermitted) { 14471 try { 14472 checkDowngrade(dataOwnerPkg, pkgLite); 14473 } catch (PackageManagerException e) { 14474 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14475 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14476 } 14477 } 14478 } 14479 14480 if (installedPkg != null) { 14481 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14482 // Check for updated system application. 14483 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14484 if (onSd) { 14485 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14486 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14487 } 14488 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14489 } else { 14490 if (onSd) { 14491 // Install flag overrides everything. 14492 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14493 } 14494 // If current upgrade specifies particular preference 14495 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14496 // Application explicitly specified internal. 14497 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14498 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14499 // App explictly prefers external. Let policy decide 14500 } else { 14501 // Prefer previous location 14502 if (isExternal(installedPkg)) { 14503 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14504 } 14505 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14506 } 14507 } 14508 } else { 14509 // Invalid install. Return error code 14510 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14511 } 14512 } 14513 } 14514 // All the special cases have been taken care of. 14515 // Return result based on recommended install location. 14516 if (onSd) { 14517 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14518 } 14519 return pkgLite.recommendedInstallLocation; 14520 } 14521 14522 /* 14523 * Invoke remote method to get package information and install 14524 * location values. Override install location based on default 14525 * policy if needed and then create install arguments based 14526 * on the install location. 14527 */ 14528 public void handleStartCopy() throws RemoteException { 14529 int ret = PackageManager.INSTALL_SUCCEEDED; 14530 14531 // If we're already staged, we've firmly committed to an install location 14532 if (origin.staged) { 14533 if (origin.file != null) { 14534 installFlags |= PackageManager.INSTALL_INTERNAL; 14535 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14536 } else if (origin.cid != null) { 14537 installFlags |= PackageManager.INSTALL_EXTERNAL; 14538 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14539 } else { 14540 throw new IllegalStateException("Invalid stage location"); 14541 } 14542 } 14543 14544 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14545 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14546 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14547 PackageInfoLite pkgLite = null; 14548 14549 if (onInt && onSd) { 14550 // Check if both bits are set. 14551 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14552 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14553 } else if (onSd && ephemeral) { 14554 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14555 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14556 } else { 14557 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14558 packageAbiOverride); 14559 14560 if (DEBUG_EPHEMERAL && ephemeral) { 14561 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14562 } 14563 14564 /* 14565 * If we have too little free space, try to free cache 14566 * before giving up. 14567 */ 14568 if (!origin.staged && pkgLite.recommendedInstallLocation 14569 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14570 // TODO: focus freeing disk space on the target device 14571 final StorageManager storage = StorageManager.from(mContext); 14572 final long lowThreshold = storage.getStorageLowBytes( 14573 Environment.getDataDirectory()); 14574 14575 final long sizeBytes = mContainerService.calculateInstalledSize( 14576 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14577 14578 try { 14579 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14580 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14581 installFlags, packageAbiOverride); 14582 } catch (InstallerException e) { 14583 Slog.w(TAG, "Failed to free cache", e); 14584 } 14585 14586 /* 14587 * The cache free must have deleted the file we 14588 * downloaded to install. 14589 * 14590 * TODO: fix the "freeCache" call to not delete 14591 * the file we care about. 14592 */ 14593 if (pkgLite.recommendedInstallLocation 14594 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14595 pkgLite.recommendedInstallLocation 14596 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14597 } 14598 } 14599 } 14600 14601 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14602 int loc = pkgLite.recommendedInstallLocation; 14603 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14604 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14605 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14606 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14607 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14608 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14609 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14610 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14611 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14612 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14613 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14614 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14615 } else { 14616 // Override with defaults if needed. 14617 loc = installLocationPolicy(pkgLite); 14618 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14619 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14620 } else if (!onSd && !onInt) { 14621 // Override install location with flags 14622 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14623 // Set the flag to install on external media. 14624 installFlags |= PackageManager.INSTALL_EXTERNAL; 14625 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14626 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14627 if (DEBUG_EPHEMERAL) { 14628 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14629 } 14630 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14631 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14632 |PackageManager.INSTALL_INTERNAL); 14633 } else { 14634 // Make sure the flag for installing on external 14635 // media is unset 14636 installFlags |= PackageManager.INSTALL_INTERNAL; 14637 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14638 } 14639 } 14640 } 14641 } 14642 14643 final InstallArgs args = createInstallArgs(this); 14644 mArgs = args; 14645 14646 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14647 // TODO: http://b/22976637 14648 // Apps installed for "all" users use the device owner to verify the app 14649 UserHandle verifierUser = getUser(); 14650 if (verifierUser == UserHandle.ALL) { 14651 verifierUser = UserHandle.SYSTEM; 14652 } 14653 14654 /* 14655 * Determine if we have any installed package verifiers. If we 14656 * do, then we'll defer to them to verify the packages. 14657 */ 14658 final int requiredUid = mRequiredVerifierPackage == null ? -1 14659 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14660 verifierUser.getIdentifier()); 14661 if (!origin.existing && requiredUid != -1 14662 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14663 final Intent verification = new Intent( 14664 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14665 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14666 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14667 PACKAGE_MIME_TYPE); 14668 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14669 14670 // Query all live verifiers based on current user state 14671 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14672 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14673 14674 if (DEBUG_VERIFY) { 14675 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14676 + verification.toString() + " with " + pkgLite.verifiers.length 14677 + " optional verifiers"); 14678 } 14679 14680 final int verificationId = mPendingVerificationToken++; 14681 14682 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14683 14684 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14685 installerPackageName); 14686 14687 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14688 installFlags); 14689 14690 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14691 pkgLite.packageName); 14692 14693 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14694 pkgLite.versionCode); 14695 14696 if (verificationInfo != null) { 14697 if (verificationInfo.originatingUri != null) { 14698 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14699 verificationInfo.originatingUri); 14700 } 14701 if (verificationInfo.referrer != null) { 14702 verification.putExtra(Intent.EXTRA_REFERRER, 14703 verificationInfo.referrer); 14704 } 14705 if (verificationInfo.originatingUid >= 0) { 14706 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14707 verificationInfo.originatingUid); 14708 } 14709 if (verificationInfo.installerUid >= 0) { 14710 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14711 verificationInfo.installerUid); 14712 } 14713 } 14714 14715 final PackageVerificationState verificationState = new PackageVerificationState( 14716 requiredUid, args); 14717 14718 mPendingVerification.append(verificationId, verificationState); 14719 14720 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14721 receivers, verificationState); 14722 14723 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14724 final long idleDuration = getVerificationTimeout(); 14725 14726 /* 14727 * If any sufficient verifiers were listed in the package 14728 * manifest, attempt to ask them. 14729 */ 14730 if (sufficientVerifiers != null) { 14731 final int N = sufficientVerifiers.size(); 14732 if (N == 0) { 14733 Slog.i(TAG, "Additional verifiers required, but none installed."); 14734 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14735 } else { 14736 for (int i = 0; i < N; i++) { 14737 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14738 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14739 verifierComponent.getPackageName(), idleDuration, 14740 verifierUser.getIdentifier(), false, "package verifier"); 14741 14742 final Intent sufficientIntent = new Intent(verification); 14743 sufficientIntent.setComponent(verifierComponent); 14744 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14745 } 14746 } 14747 } 14748 14749 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14750 mRequiredVerifierPackage, receivers); 14751 if (ret == PackageManager.INSTALL_SUCCEEDED 14752 && mRequiredVerifierPackage != null) { 14753 Trace.asyncTraceBegin( 14754 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14755 /* 14756 * Send the intent to the required verification agent, 14757 * but only start the verification timeout after the 14758 * target BroadcastReceivers have run. 14759 */ 14760 verification.setComponent(requiredVerifierComponent); 14761 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14762 mRequiredVerifierPackage, idleDuration, 14763 verifierUser.getIdentifier(), false, "package verifier"); 14764 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14765 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14766 new BroadcastReceiver() { 14767 @Override 14768 public void onReceive(Context context, Intent intent) { 14769 final Message msg = mHandler 14770 .obtainMessage(CHECK_PENDING_VERIFICATION); 14771 msg.arg1 = verificationId; 14772 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14773 } 14774 }, null, 0, null, null); 14775 14776 /* 14777 * We don't want the copy to proceed until verification 14778 * succeeds, so null out this field. 14779 */ 14780 mArgs = null; 14781 } 14782 } else { 14783 /* 14784 * No package verification is enabled, so immediately start 14785 * the remote call to initiate copy using temporary file. 14786 */ 14787 ret = args.copyApk(mContainerService, true); 14788 } 14789 } 14790 14791 mRet = ret; 14792 } 14793 14794 @Override 14795 void handleReturnCode() { 14796 // If mArgs is null, then MCS couldn't be reached. When it 14797 // reconnects, it will try again to install. At that point, this 14798 // will succeed. 14799 if (mArgs != null) { 14800 processPendingInstall(mArgs, mRet); 14801 } 14802 } 14803 14804 @Override 14805 void handleServiceError() { 14806 mArgs = createInstallArgs(this); 14807 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14808 } 14809 14810 public boolean isForwardLocked() { 14811 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14812 } 14813 } 14814 14815 /** 14816 * Used during creation of InstallArgs 14817 * 14818 * @param installFlags package installation flags 14819 * @return true if should be installed on external storage 14820 */ 14821 private static boolean installOnExternalAsec(int installFlags) { 14822 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14823 return false; 14824 } 14825 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14826 return true; 14827 } 14828 return false; 14829 } 14830 14831 /** 14832 * Used during creation of InstallArgs 14833 * 14834 * @param installFlags package installation flags 14835 * @return true if should be installed as forward locked 14836 */ 14837 private static boolean installForwardLocked(int installFlags) { 14838 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14839 } 14840 14841 private InstallArgs createInstallArgs(InstallParams params) { 14842 if (params.move != null) { 14843 return new MoveInstallArgs(params); 14844 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14845 return new AsecInstallArgs(params); 14846 } else { 14847 return new FileInstallArgs(params); 14848 } 14849 } 14850 14851 /** 14852 * Create args that describe an existing installed package. Typically used 14853 * when cleaning up old installs, or used as a move source. 14854 */ 14855 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14856 String resourcePath, String[] instructionSets) { 14857 final boolean isInAsec; 14858 if (installOnExternalAsec(installFlags)) { 14859 /* Apps on SD card are always in ASEC containers. */ 14860 isInAsec = true; 14861 } else if (installForwardLocked(installFlags) 14862 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14863 /* 14864 * Forward-locked apps are only in ASEC containers if they're the 14865 * new style 14866 */ 14867 isInAsec = true; 14868 } else { 14869 isInAsec = false; 14870 } 14871 14872 if (isInAsec) { 14873 return new AsecInstallArgs(codePath, instructionSets, 14874 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14875 } else { 14876 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14877 } 14878 } 14879 14880 static abstract class InstallArgs { 14881 /** @see InstallParams#origin */ 14882 final OriginInfo origin; 14883 /** @see InstallParams#move */ 14884 final MoveInfo move; 14885 14886 final IPackageInstallObserver2 observer; 14887 // Always refers to PackageManager flags only 14888 final int installFlags; 14889 final String installerPackageName; 14890 final String volumeUuid; 14891 final UserHandle user; 14892 final String abiOverride; 14893 final String[] installGrantPermissions; 14894 /** If non-null, drop an async trace when the install completes */ 14895 final String traceMethod; 14896 final int traceCookie; 14897 final Certificate[][] certificates; 14898 final int installReason; 14899 14900 // The list of instruction sets supported by this app. This is currently 14901 // only used during the rmdex() phase to clean up resources. We can get rid of this 14902 // if we move dex files under the common app path. 14903 /* nullable */ String[] instructionSets; 14904 14905 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14906 int installFlags, String installerPackageName, String volumeUuid, 14907 UserHandle user, String[] instructionSets, 14908 String abiOverride, String[] installGrantPermissions, 14909 String traceMethod, int traceCookie, Certificate[][] certificates, 14910 int installReason) { 14911 this.origin = origin; 14912 this.move = move; 14913 this.installFlags = installFlags; 14914 this.observer = observer; 14915 this.installerPackageName = installerPackageName; 14916 this.volumeUuid = volumeUuid; 14917 this.user = user; 14918 this.instructionSets = instructionSets; 14919 this.abiOverride = abiOverride; 14920 this.installGrantPermissions = installGrantPermissions; 14921 this.traceMethod = traceMethod; 14922 this.traceCookie = traceCookie; 14923 this.certificates = certificates; 14924 this.installReason = installReason; 14925 } 14926 14927 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14928 abstract int doPreInstall(int status); 14929 14930 /** 14931 * Rename package into final resting place. All paths on the given 14932 * scanned package should be updated to reflect the rename. 14933 */ 14934 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14935 abstract int doPostInstall(int status, int uid); 14936 14937 /** @see PackageSettingBase#codePathString */ 14938 abstract String getCodePath(); 14939 /** @see PackageSettingBase#resourcePathString */ 14940 abstract String getResourcePath(); 14941 14942 // Need installer lock especially for dex file removal. 14943 abstract void cleanUpResourcesLI(); 14944 abstract boolean doPostDeleteLI(boolean delete); 14945 14946 /** 14947 * Called before the source arguments are copied. This is used mostly 14948 * for MoveParams when it needs to read the source file to put it in the 14949 * destination. 14950 */ 14951 int doPreCopy() { 14952 return PackageManager.INSTALL_SUCCEEDED; 14953 } 14954 14955 /** 14956 * Called after the source arguments are copied. This is used mostly for 14957 * MoveParams when it needs to read the source file to put it in the 14958 * destination. 14959 */ 14960 int doPostCopy(int uid) { 14961 return PackageManager.INSTALL_SUCCEEDED; 14962 } 14963 14964 protected boolean isFwdLocked() { 14965 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14966 } 14967 14968 protected boolean isExternalAsec() { 14969 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14970 } 14971 14972 protected boolean isEphemeral() { 14973 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14974 } 14975 14976 UserHandle getUser() { 14977 return user; 14978 } 14979 } 14980 14981 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14982 if (!allCodePaths.isEmpty()) { 14983 if (instructionSets == null) { 14984 throw new IllegalStateException("instructionSet == null"); 14985 } 14986 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14987 for (String codePath : allCodePaths) { 14988 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14989 try { 14990 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14991 } catch (InstallerException ignored) { 14992 } 14993 } 14994 } 14995 } 14996 } 14997 14998 /** 14999 * Logic to handle installation of non-ASEC applications, including copying 15000 * and renaming logic. 15001 */ 15002 class FileInstallArgs extends InstallArgs { 15003 private File codeFile; 15004 private File resourceFile; 15005 15006 // Example topology: 15007 // /data/app/com.example/base.apk 15008 // /data/app/com.example/split_foo.apk 15009 // /data/app/com.example/lib/arm/libfoo.so 15010 // /data/app/com.example/lib/arm64/libfoo.so 15011 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15012 15013 /** New install */ 15014 FileInstallArgs(InstallParams params) { 15015 super(params.origin, params.move, params.observer, params.installFlags, 15016 params.installerPackageName, params.volumeUuid, 15017 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15018 params.grantedRuntimePermissions, 15019 params.traceMethod, params.traceCookie, params.certificates, 15020 params.installReason); 15021 if (isFwdLocked()) { 15022 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15023 } 15024 } 15025 15026 /** Existing install */ 15027 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15028 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15029 null, null, null, 0, null /*certificates*/, 15030 PackageManager.INSTALL_REASON_UNKNOWN); 15031 this.codeFile = (codePath != null) ? new File(codePath) : null; 15032 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15033 } 15034 15035 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15036 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15037 try { 15038 return doCopyApk(imcs, temp); 15039 } finally { 15040 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15041 } 15042 } 15043 15044 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15045 if (origin.staged) { 15046 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15047 codeFile = origin.file; 15048 resourceFile = origin.file; 15049 return PackageManager.INSTALL_SUCCEEDED; 15050 } 15051 15052 try { 15053 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15054 final File tempDir = 15055 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15056 codeFile = tempDir; 15057 resourceFile = tempDir; 15058 } catch (IOException e) { 15059 Slog.w(TAG, "Failed to create copy file: " + e); 15060 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15061 } 15062 15063 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15064 @Override 15065 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15066 if (!FileUtils.isValidExtFilename(name)) { 15067 throw new IllegalArgumentException("Invalid filename: " + name); 15068 } 15069 try { 15070 final File file = new File(codeFile, name); 15071 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15072 O_RDWR | O_CREAT, 0644); 15073 Os.chmod(file.getAbsolutePath(), 0644); 15074 return new ParcelFileDescriptor(fd); 15075 } catch (ErrnoException e) { 15076 throw new RemoteException("Failed to open: " + e.getMessage()); 15077 } 15078 } 15079 }; 15080 15081 int ret = PackageManager.INSTALL_SUCCEEDED; 15082 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15083 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15084 Slog.e(TAG, "Failed to copy package"); 15085 return ret; 15086 } 15087 15088 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15089 NativeLibraryHelper.Handle handle = null; 15090 try { 15091 handle = NativeLibraryHelper.Handle.create(codeFile); 15092 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15093 abiOverride); 15094 } catch (IOException e) { 15095 Slog.e(TAG, "Copying native libraries failed", e); 15096 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15097 } finally { 15098 IoUtils.closeQuietly(handle); 15099 } 15100 15101 return ret; 15102 } 15103 15104 int doPreInstall(int status) { 15105 if (status != PackageManager.INSTALL_SUCCEEDED) { 15106 cleanUp(); 15107 } 15108 return status; 15109 } 15110 15111 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15112 if (status != PackageManager.INSTALL_SUCCEEDED) { 15113 cleanUp(); 15114 return false; 15115 } 15116 15117 final File targetDir = codeFile.getParentFile(); 15118 final File beforeCodeFile = codeFile; 15119 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15120 15121 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15122 try { 15123 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15124 } catch (ErrnoException e) { 15125 Slog.w(TAG, "Failed to rename", e); 15126 return false; 15127 } 15128 15129 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15130 Slog.w(TAG, "Failed to restorecon"); 15131 return false; 15132 } 15133 15134 // Reflect the rename internally 15135 codeFile = afterCodeFile; 15136 resourceFile = afterCodeFile; 15137 15138 // Reflect the rename in scanned details 15139 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15140 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15141 afterCodeFile, pkg.baseCodePath)); 15142 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15143 afterCodeFile, pkg.splitCodePaths)); 15144 15145 // Reflect the rename in app info 15146 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15147 pkg.setApplicationInfoCodePath(pkg.codePath); 15148 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15149 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15150 pkg.setApplicationInfoResourcePath(pkg.codePath); 15151 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15152 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15153 15154 return true; 15155 } 15156 15157 int doPostInstall(int status, int uid) { 15158 if (status != PackageManager.INSTALL_SUCCEEDED) { 15159 cleanUp(); 15160 } 15161 return status; 15162 } 15163 15164 @Override 15165 String getCodePath() { 15166 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15167 } 15168 15169 @Override 15170 String getResourcePath() { 15171 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15172 } 15173 15174 private boolean cleanUp() { 15175 if (codeFile == null || !codeFile.exists()) { 15176 return false; 15177 } 15178 15179 removeCodePathLI(codeFile); 15180 15181 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15182 resourceFile.delete(); 15183 } 15184 15185 return true; 15186 } 15187 15188 void cleanUpResourcesLI() { 15189 // Try enumerating all code paths before deleting 15190 List<String> allCodePaths = Collections.EMPTY_LIST; 15191 if (codeFile != null && codeFile.exists()) { 15192 try { 15193 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15194 allCodePaths = pkg.getAllCodePaths(); 15195 } catch (PackageParserException e) { 15196 // Ignored; we tried our best 15197 } 15198 } 15199 15200 cleanUp(); 15201 removeDexFiles(allCodePaths, instructionSets); 15202 } 15203 15204 boolean doPostDeleteLI(boolean delete) { 15205 // XXX err, shouldn't we respect the delete flag? 15206 cleanUpResourcesLI(); 15207 return true; 15208 } 15209 } 15210 15211 private boolean isAsecExternal(String cid) { 15212 final String asecPath = PackageHelper.getSdFilesystem(cid); 15213 return !asecPath.startsWith(mAsecInternalPath); 15214 } 15215 15216 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15217 PackageManagerException { 15218 if (copyRet < 0) { 15219 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15220 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15221 throw new PackageManagerException(copyRet, message); 15222 } 15223 } 15224 } 15225 15226 /** 15227 * Extract the StorageManagerService "container ID" from the full code path of an 15228 * .apk. 15229 */ 15230 static String cidFromCodePath(String fullCodePath) { 15231 int eidx = fullCodePath.lastIndexOf("/"); 15232 String subStr1 = fullCodePath.substring(0, eidx); 15233 int sidx = subStr1.lastIndexOf("/"); 15234 return subStr1.substring(sidx+1, eidx); 15235 } 15236 15237 /** 15238 * Logic to handle installation of ASEC applications, including copying and 15239 * renaming logic. 15240 */ 15241 class AsecInstallArgs extends InstallArgs { 15242 static final String RES_FILE_NAME = "pkg.apk"; 15243 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15244 15245 String cid; 15246 String packagePath; 15247 String resourcePath; 15248 15249 /** New install */ 15250 AsecInstallArgs(InstallParams params) { 15251 super(params.origin, params.move, params.observer, params.installFlags, 15252 params.installerPackageName, params.volumeUuid, 15253 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15254 params.grantedRuntimePermissions, 15255 params.traceMethod, params.traceCookie, params.certificates, 15256 params.installReason); 15257 } 15258 15259 /** Existing install */ 15260 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15261 boolean isExternal, boolean isForwardLocked) { 15262 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15263 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15264 instructionSets, null, null, null, 0, null /*certificates*/, 15265 PackageManager.INSTALL_REASON_UNKNOWN); 15266 // Hackily pretend we're still looking at a full code path 15267 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15268 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15269 } 15270 15271 // Extract cid from fullCodePath 15272 int eidx = fullCodePath.lastIndexOf("/"); 15273 String subStr1 = fullCodePath.substring(0, eidx); 15274 int sidx = subStr1.lastIndexOf("/"); 15275 cid = subStr1.substring(sidx+1, eidx); 15276 setMountPath(subStr1); 15277 } 15278 15279 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15280 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15281 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15282 instructionSets, null, null, null, 0, null /*certificates*/, 15283 PackageManager.INSTALL_REASON_UNKNOWN); 15284 this.cid = cid; 15285 setMountPath(PackageHelper.getSdDir(cid)); 15286 } 15287 15288 void createCopyFile() { 15289 cid = mInstallerService.allocateExternalStageCidLegacy(); 15290 } 15291 15292 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15293 if (origin.staged && origin.cid != null) { 15294 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15295 cid = origin.cid; 15296 setMountPath(PackageHelper.getSdDir(cid)); 15297 return PackageManager.INSTALL_SUCCEEDED; 15298 } 15299 15300 if (temp) { 15301 createCopyFile(); 15302 } else { 15303 /* 15304 * Pre-emptively destroy the container since it's destroyed if 15305 * copying fails due to it existing anyway. 15306 */ 15307 PackageHelper.destroySdDir(cid); 15308 } 15309 15310 final String newMountPath = imcs.copyPackageToContainer( 15311 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15312 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15313 15314 if (newMountPath != null) { 15315 setMountPath(newMountPath); 15316 return PackageManager.INSTALL_SUCCEEDED; 15317 } else { 15318 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15319 } 15320 } 15321 15322 @Override 15323 String getCodePath() { 15324 return packagePath; 15325 } 15326 15327 @Override 15328 String getResourcePath() { 15329 return resourcePath; 15330 } 15331 15332 int doPreInstall(int status) { 15333 if (status != PackageManager.INSTALL_SUCCEEDED) { 15334 // Destroy container 15335 PackageHelper.destroySdDir(cid); 15336 } else { 15337 boolean mounted = PackageHelper.isContainerMounted(cid); 15338 if (!mounted) { 15339 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15340 Process.SYSTEM_UID); 15341 if (newMountPath != null) { 15342 setMountPath(newMountPath); 15343 } else { 15344 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15345 } 15346 } 15347 } 15348 return status; 15349 } 15350 15351 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15352 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15353 String newMountPath = null; 15354 if (PackageHelper.isContainerMounted(cid)) { 15355 // Unmount the container 15356 if (!PackageHelper.unMountSdDir(cid)) { 15357 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15358 return false; 15359 } 15360 } 15361 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15362 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15363 " which might be stale. Will try to clean up."); 15364 // Clean up the stale container and proceed to recreate. 15365 if (!PackageHelper.destroySdDir(newCacheId)) { 15366 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15367 return false; 15368 } 15369 // Successfully cleaned up stale container. Try to rename again. 15370 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15371 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15372 + " inspite of cleaning it up."); 15373 return false; 15374 } 15375 } 15376 if (!PackageHelper.isContainerMounted(newCacheId)) { 15377 Slog.w(TAG, "Mounting container " + newCacheId); 15378 newMountPath = PackageHelper.mountSdDir(newCacheId, 15379 getEncryptKey(), Process.SYSTEM_UID); 15380 } else { 15381 newMountPath = PackageHelper.getSdDir(newCacheId); 15382 } 15383 if (newMountPath == null) { 15384 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15385 return false; 15386 } 15387 Log.i(TAG, "Succesfully renamed " + cid + 15388 " to " + newCacheId + 15389 " at new path: " + newMountPath); 15390 cid = newCacheId; 15391 15392 final File beforeCodeFile = new File(packagePath); 15393 setMountPath(newMountPath); 15394 final File afterCodeFile = new File(packagePath); 15395 15396 // Reflect the rename in scanned details 15397 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15398 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15399 afterCodeFile, pkg.baseCodePath)); 15400 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15401 afterCodeFile, pkg.splitCodePaths)); 15402 15403 // Reflect the rename in app info 15404 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15405 pkg.setApplicationInfoCodePath(pkg.codePath); 15406 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15407 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15408 pkg.setApplicationInfoResourcePath(pkg.codePath); 15409 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15410 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15411 15412 return true; 15413 } 15414 15415 private void setMountPath(String mountPath) { 15416 final File mountFile = new File(mountPath); 15417 15418 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15419 if (monolithicFile.exists()) { 15420 packagePath = monolithicFile.getAbsolutePath(); 15421 if (isFwdLocked()) { 15422 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15423 } else { 15424 resourcePath = packagePath; 15425 } 15426 } else { 15427 packagePath = mountFile.getAbsolutePath(); 15428 resourcePath = packagePath; 15429 } 15430 } 15431 15432 int doPostInstall(int status, int uid) { 15433 if (status != PackageManager.INSTALL_SUCCEEDED) { 15434 cleanUp(); 15435 } else { 15436 final int groupOwner; 15437 final String protectedFile; 15438 if (isFwdLocked()) { 15439 groupOwner = UserHandle.getSharedAppGid(uid); 15440 protectedFile = RES_FILE_NAME; 15441 } else { 15442 groupOwner = -1; 15443 protectedFile = null; 15444 } 15445 15446 if (uid < Process.FIRST_APPLICATION_UID 15447 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15448 Slog.e(TAG, "Failed to finalize " + cid); 15449 PackageHelper.destroySdDir(cid); 15450 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15451 } 15452 15453 boolean mounted = PackageHelper.isContainerMounted(cid); 15454 if (!mounted) { 15455 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15456 } 15457 } 15458 return status; 15459 } 15460 15461 private void cleanUp() { 15462 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15463 15464 // Destroy secure container 15465 PackageHelper.destroySdDir(cid); 15466 } 15467 15468 private List<String> getAllCodePaths() { 15469 final File codeFile = new File(getCodePath()); 15470 if (codeFile != null && codeFile.exists()) { 15471 try { 15472 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15473 return pkg.getAllCodePaths(); 15474 } catch (PackageParserException e) { 15475 // Ignored; we tried our best 15476 } 15477 } 15478 return Collections.EMPTY_LIST; 15479 } 15480 15481 void cleanUpResourcesLI() { 15482 // Enumerate all code paths before deleting 15483 cleanUpResourcesLI(getAllCodePaths()); 15484 } 15485 15486 private void cleanUpResourcesLI(List<String> allCodePaths) { 15487 cleanUp(); 15488 removeDexFiles(allCodePaths, instructionSets); 15489 } 15490 15491 String getPackageName() { 15492 return getAsecPackageName(cid); 15493 } 15494 15495 boolean doPostDeleteLI(boolean delete) { 15496 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15497 final List<String> allCodePaths = getAllCodePaths(); 15498 boolean mounted = PackageHelper.isContainerMounted(cid); 15499 if (mounted) { 15500 // Unmount first 15501 if (PackageHelper.unMountSdDir(cid)) { 15502 mounted = false; 15503 } 15504 } 15505 if (!mounted && delete) { 15506 cleanUpResourcesLI(allCodePaths); 15507 } 15508 return !mounted; 15509 } 15510 15511 @Override 15512 int doPreCopy() { 15513 if (isFwdLocked()) { 15514 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15515 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15516 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15517 } 15518 } 15519 15520 return PackageManager.INSTALL_SUCCEEDED; 15521 } 15522 15523 @Override 15524 int doPostCopy(int uid) { 15525 if (isFwdLocked()) { 15526 if (uid < Process.FIRST_APPLICATION_UID 15527 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15528 RES_FILE_NAME)) { 15529 Slog.e(TAG, "Failed to finalize " + cid); 15530 PackageHelper.destroySdDir(cid); 15531 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15532 } 15533 } 15534 15535 return PackageManager.INSTALL_SUCCEEDED; 15536 } 15537 } 15538 15539 /** 15540 * Logic to handle movement of existing installed applications. 15541 */ 15542 class MoveInstallArgs extends InstallArgs { 15543 private File codeFile; 15544 private File resourceFile; 15545 15546 /** New install */ 15547 MoveInstallArgs(InstallParams params) { 15548 super(params.origin, params.move, params.observer, params.installFlags, 15549 params.installerPackageName, params.volumeUuid, 15550 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15551 params.grantedRuntimePermissions, 15552 params.traceMethod, params.traceCookie, params.certificates, 15553 params.installReason); 15554 } 15555 15556 int copyApk(IMediaContainerService imcs, boolean temp) { 15557 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15558 + move.fromUuid + " to " + move.toUuid); 15559 synchronized (mInstaller) { 15560 try { 15561 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15562 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15563 } catch (InstallerException e) { 15564 Slog.w(TAG, "Failed to move app", e); 15565 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15566 } 15567 } 15568 15569 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15570 resourceFile = codeFile; 15571 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15572 15573 return PackageManager.INSTALL_SUCCEEDED; 15574 } 15575 15576 int doPreInstall(int status) { 15577 if (status != PackageManager.INSTALL_SUCCEEDED) { 15578 cleanUp(move.toUuid); 15579 } 15580 return status; 15581 } 15582 15583 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15584 if (status != PackageManager.INSTALL_SUCCEEDED) { 15585 cleanUp(move.toUuid); 15586 return false; 15587 } 15588 15589 // Reflect the move in app info 15590 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15591 pkg.setApplicationInfoCodePath(pkg.codePath); 15592 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15593 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15594 pkg.setApplicationInfoResourcePath(pkg.codePath); 15595 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15596 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15597 15598 return true; 15599 } 15600 15601 int doPostInstall(int status, int uid) { 15602 if (status == PackageManager.INSTALL_SUCCEEDED) { 15603 cleanUp(move.fromUuid); 15604 } else { 15605 cleanUp(move.toUuid); 15606 } 15607 return status; 15608 } 15609 15610 @Override 15611 String getCodePath() { 15612 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15613 } 15614 15615 @Override 15616 String getResourcePath() { 15617 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15618 } 15619 15620 private boolean cleanUp(String volumeUuid) { 15621 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15622 move.dataAppName); 15623 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15624 final int[] userIds = sUserManager.getUserIds(); 15625 synchronized (mInstallLock) { 15626 // Clean up both app data and code 15627 // All package moves are frozen until finished 15628 for (int userId : userIds) { 15629 try { 15630 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15631 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15632 } catch (InstallerException e) { 15633 Slog.w(TAG, String.valueOf(e)); 15634 } 15635 } 15636 removeCodePathLI(codeFile); 15637 } 15638 return true; 15639 } 15640 15641 void cleanUpResourcesLI() { 15642 throw new UnsupportedOperationException(); 15643 } 15644 15645 boolean doPostDeleteLI(boolean delete) { 15646 throw new UnsupportedOperationException(); 15647 } 15648 } 15649 15650 static String getAsecPackageName(String packageCid) { 15651 int idx = packageCid.lastIndexOf("-"); 15652 if (idx == -1) { 15653 return packageCid; 15654 } 15655 return packageCid.substring(0, idx); 15656 } 15657 15658 // Utility method used to create code paths based on package name and available index. 15659 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15660 String idxStr = ""; 15661 int idx = 1; 15662 // Fall back to default value of idx=1 if prefix is not 15663 // part of oldCodePath 15664 if (oldCodePath != null) { 15665 String subStr = oldCodePath; 15666 // Drop the suffix right away 15667 if (suffix != null && subStr.endsWith(suffix)) { 15668 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15669 } 15670 // If oldCodePath already contains prefix find out the 15671 // ending index to either increment or decrement. 15672 int sidx = subStr.lastIndexOf(prefix); 15673 if (sidx != -1) { 15674 subStr = subStr.substring(sidx + prefix.length()); 15675 if (subStr != null) { 15676 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15677 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15678 } 15679 try { 15680 idx = Integer.parseInt(subStr); 15681 if (idx <= 1) { 15682 idx++; 15683 } else { 15684 idx--; 15685 } 15686 } catch(NumberFormatException e) { 15687 } 15688 } 15689 } 15690 } 15691 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15692 return prefix + idxStr; 15693 } 15694 15695 private File getNextCodePath(File targetDir, String packageName) { 15696 File result; 15697 SecureRandom random = new SecureRandom(); 15698 byte[] bytes = new byte[16]; 15699 do { 15700 random.nextBytes(bytes); 15701 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15702 result = new File(targetDir, packageName + "-" + suffix); 15703 } while (result.exists()); 15704 return result; 15705 } 15706 15707 // Utility method that returns the relative package path with respect 15708 // to the installation directory. Like say for /data/data/com.test-1.apk 15709 // string com.test-1 is returned. 15710 static String deriveCodePathName(String codePath) { 15711 if (codePath == null) { 15712 return null; 15713 } 15714 final File codeFile = new File(codePath); 15715 final String name = codeFile.getName(); 15716 if (codeFile.isDirectory()) { 15717 return name; 15718 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15719 final int lastDot = name.lastIndexOf('.'); 15720 return name.substring(0, lastDot); 15721 } else { 15722 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15723 return null; 15724 } 15725 } 15726 15727 static class PackageInstalledInfo { 15728 String name; 15729 int uid; 15730 // The set of users that originally had this package installed. 15731 int[] origUsers; 15732 // The set of users that now have this package installed. 15733 int[] newUsers; 15734 PackageParser.Package pkg; 15735 int returnCode; 15736 String returnMsg; 15737 PackageRemovedInfo removedInfo; 15738 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15739 15740 public void setError(int code, String msg) { 15741 setReturnCode(code); 15742 setReturnMessage(msg); 15743 Slog.w(TAG, msg); 15744 } 15745 15746 public void setError(String msg, PackageParserException e) { 15747 setReturnCode(e.error); 15748 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15749 Slog.w(TAG, msg, e); 15750 } 15751 15752 public void setError(String msg, PackageManagerException e) { 15753 returnCode = e.error; 15754 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15755 Slog.w(TAG, msg, e); 15756 } 15757 15758 public void setReturnCode(int returnCode) { 15759 this.returnCode = returnCode; 15760 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15761 for (int i = 0; i < childCount; i++) { 15762 addedChildPackages.valueAt(i).returnCode = returnCode; 15763 } 15764 } 15765 15766 private void setReturnMessage(String returnMsg) { 15767 this.returnMsg = returnMsg; 15768 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15769 for (int i = 0; i < childCount; i++) { 15770 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15771 } 15772 } 15773 15774 // In some error cases we want to convey more info back to the observer 15775 String origPackage; 15776 String origPermission; 15777 } 15778 15779 /* 15780 * Install a non-existing package. 15781 */ 15782 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15783 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15784 PackageInstalledInfo res, int installReason) { 15785 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15786 15787 // Remember this for later, in case we need to rollback this install 15788 String pkgName = pkg.packageName; 15789 15790 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15791 15792 synchronized(mPackages) { 15793 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15794 if (renamedPackage != null) { 15795 // A package with the same name is already installed, though 15796 // it has been renamed to an older name. The package we 15797 // are trying to install should be installed as an update to 15798 // the existing one, but that has not been requested, so bail. 15799 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15800 + " without first uninstalling package running as " 15801 + renamedPackage); 15802 return; 15803 } 15804 if (mPackages.containsKey(pkgName)) { 15805 // Don't allow installation over an existing package with the same name. 15806 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15807 + " without first uninstalling."); 15808 return; 15809 } 15810 } 15811 15812 try { 15813 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15814 System.currentTimeMillis(), user); 15815 15816 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15817 15818 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15819 prepareAppDataAfterInstallLIF(newPackage); 15820 15821 } else { 15822 // Remove package from internal structures, but keep around any 15823 // data that might have already existed 15824 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15825 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15826 } 15827 } catch (PackageManagerException e) { 15828 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15829 } 15830 15831 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15832 } 15833 15834 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15835 // Can't rotate keys during boot or if sharedUser. 15836 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15837 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15838 return false; 15839 } 15840 // app is using upgradeKeySets; make sure all are valid 15841 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15842 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15843 for (int i = 0; i < upgradeKeySets.length; i++) { 15844 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15845 Slog.wtf(TAG, "Package " 15846 + (oldPs.name != null ? oldPs.name : "<null>") 15847 + " contains upgrade-key-set reference to unknown key-set: " 15848 + upgradeKeySets[i] 15849 + " reverting to signatures check."); 15850 return false; 15851 } 15852 } 15853 return true; 15854 } 15855 15856 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15857 // Upgrade keysets are being used. Determine if new package has a superset of the 15858 // required keys. 15859 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15860 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15861 for (int i = 0; i < upgradeKeySets.length; i++) { 15862 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15863 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15864 return true; 15865 } 15866 } 15867 return false; 15868 } 15869 15870 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15871 try (DigestInputStream digestStream = 15872 new DigestInputStream(new FileInputStream(file), digest)) { 15873 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15874 } 15875 } 15876 15877 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15878 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15879 int installReason) { 15880 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15881 15882 final PackageParser.Package oldPackage; 15883 final String pkgName = pkg.packageName; 15884 final int[] allUsers; 15885 final int[] installedUsers; 15886 15887 synchronized(mPackages) { 15888 oldPackage = mPackages.get(pkgName); 15889 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15890 15891 // don't allow upgrade to target a release SDK from a pre-release SDK 15892 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15893 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15894 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15895 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15896 if (oldTargetsPreRelease 15897 && !newTargetsPreRelease 15898 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15899 Slog.w(TAG, "Can't install package targeting released sdk"); 15900 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15901 return; 15902 } 15903 15904 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15905 15906 // verify signatures are valid 15907 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15908 if (!checkUpgradeKeySetLP(ps, pkg)) { 15909 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15910 "New package not signed by keys specified by upgrade-keysets: " 15911 + pkgName); 15912 return; 15913 } 15914 } else { 15915 // default to original signature matching 15916 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15917 != PackageManager.SIGNATURE_MATCH) { 15918 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15919 "New package has a different signature: " + pkgName); 15920 return; 15921 } 15922 } 15923 15924 // don't allow a system upgrade unless the upgrade hash matches 15925 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15926 byte[] digestBytes = null; 15927 try { 15928 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15929 updateDigest(digest, new File(pkg.baseCodePath)); 15930 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15931 for (String path : pkg.splitCodePaths) { 15932 updateDigest(digest, new File(path)); 15933 } 15934 } 15935 digestBytes = digest.digest(); 15936 } catch (NoSuchAlgorithmException | IOException e) { 15937 res.setError(INSTALL_FAILED_INVALID_APK, 15938 "Could not compute hash: " + pkgName); 15939 return; 15940 } 15941 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15942 res.setError(INSTALL_FAILED_INVALID_APK, 15943 "New package fails restrict-update check: " + pkgName); 15944 return; 15945 } 15946 // retain upgrade restriction 15947 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15948 } 15949 15950 // Check for shared user id changes 15951 String invalidPackageName = 15952 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15953 if (invalidPackageName != null) { 15954 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15955 "Package " + invalidPackageName + " tried to change user " 15956 + oldPackage.mSharedUserId); 15957 return; 15958 } 15959 15960 // In case of rollback, remember per-user/profile install state 15961 allUsers = sUserManager.getUserIds(); 15962 installedUsers = ps.queryInstalledUsers(allUsers, true); 15963 15964 // don't allow an upgrade from full to ephemeral 15965 if (isInstantApp) { 15966 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15967 for (int currentUser : allUsers) { 15968 if (!ps.getInstantApp(currentUser)) { 15969 // can't downgrade from full to instant 15970 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15971 + " for user: " + currentUser); 15972 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15973 return; 15974 } 15975 } 15976 } else if (!ps.getInstantApp(user.getIdentifier())) { 15977 // can't downgrade from full to instant 15978 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15979 + " for user: " + user.getIdentifier()); 15980 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15981 return; 15982 } 15983 } 15984 } 15985 15986 // Update what is removed 15987 res.removedInfo = new PackageRemovedInfo(); 15988 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15989 res.removedInfo.removedPackage = oldPackage.packageName; 15990 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15991 res.removedInfo.isUpdate = true; 15992 res.removedInfo.origUsers = installedUsers; 15993 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15994 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15995 for (int i = 0; i < installedUsers.length; i++) { 15996 final int userId = installedUsers[i]; 15997 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15998 } 15999 16000 final int childCount = (oldPackage.childPackages != null) 16001 ? oldPackage.childPackages.size() : 0; 16002 for (int i = 0; i < childCount; i++) { 16003 boolean childPackageUpdated = false; 16004 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16005 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16006 if (res.addedChildPackages != null) { 16007 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16008 if (childRes != null) { 16009 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16010 childRes.removedInfo.removedPackage = childPkg.packageName; 16011 childRes.removedInfo.isUpdate = true; 16012 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16013 childPackageUpdated = true; 16014 } 16015 } 16016 if (!childPackageUpdated) { 16017 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 16018 childRemovedRes.removedPackage = childPkg.packageName; 16019 childRemovedRes.isUpdate = false; 16020 childRemovedRes.dataRemoved = true; 16021 synchronized (mPackages) { 16022 if (childPs != null) { 16023 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16024 } 16025 } 16026 if (res.removedInfo.removedChildPackages == null) { 16027 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16028 } 16029 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16030 } 16031 } 16032 16033 boolean sysPkg = (isSystemApp(oldPackage)); 16034 if (sysPkg) { 16035 // Set the system/privileged flags as needed 16036 final boolean privileged = 16037 (oldPackage.applicationInfo.privateFlags 16038 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16039 final int systemPolicyFlags = policyFlags 16040 | PackageParser.PARSE_IS_SYSTEM 16041 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16042 16043 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16044 user, allUsers, installerPackageName, res, installReason); 16045 } else { 16046 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16047 user, allUsers, installerPackageName, res, installReason); 16048 } 16049 } 16050 16051 public List<String> getPreviousCodePaths(String packageName) { 16052 final PackageSetting ps = mSettings.mPackages.get(packageName); 16053 final List<String> result = new ArrayList<String>(); 16054 if (ps != null && ps.oldCodePaths != null) { 16055 result.addAll(ps.oldCodePaths); 16056 } 16057 return result; 16058 } 16059 16060 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16061 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16062 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16063 int installReason) { 16064 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16065 + deletedPackage); 16066 16067 String pkgName = deletedPackage.packageName; 16068 boolean deletedPkg = true; 16069 boolean addedPkg = false; 16070 boolean updatedSettings = false; 16071 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16072 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16073 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16074 16075 final long origUpdateTime = (pkg.mExtras != null) 16076 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16077 16078 // First delete the existing package while retaining the data directory 16079 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16080 res.removedInfo, true, pkg)) { 16081 // If the existing package wasn't successfully deleted 16082 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16083 deletedPkg = false; 16084 } else { 16085 // Successfully deleted the old package; proceed with replace. 16086 16087 // If deleted package lived in a container, give users a chance to 16088 // relinquish resources before killing. 16089 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16090 if (DEBUG_INSTALL) { 16091 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16092 } 16093 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16094 final ArrayList<String> pkgList = new ArrayList<String>(1); 16095 pkgList.add(deletedPackage.applicationInfo.packageName); 16096 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16097 } 16098 16099 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16100 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16101 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16102 16103 try { 16104 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16105 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16106 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16107 installReason); 16108 16109 // Update the in-memory copy of the previous code paths. 16110 PackageSetting ps = mSettings.mPackages.get(pkgName); 16111 if (!killApp) { 16112 if (ps.oldCodePaths == null) { 16113 ps.oldCodePaths = new ArraySet<>(); 16114 } 16115 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16116 if (deletedPackage.splitCodePaths != null) { 16117 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16118 } 16119 } else { 16120 ps.oldCodePaths = null; 16121 } 16122 if (ps.childPackageNames != null) { 16123 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16124 final String childPkgName = ps.childPackageNames.get(i); 16125 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16126 childPs.oldCodePaths = ps.oldCodePaths; 16127 } 16128 } 16129 // set instant app status, but, only if it's explicitly specified 16130 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16131 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16132 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16133 prepareAppDataAfterInstallLIF(newPackage); 16134 addedPkg = true; 16135 mDexManager.notifyPackageUpdated(newPackage.packageName, 16136 newPackage.baseCodePath, newPackage.splitCodePaths); 16137 } catch (PackageManagerException e) { 16138 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16139 } 16140 } 16141 16142 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16143 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16144 16145 // Revert all internal state mutations and added folders for the failed install 16146 if (addedPkg) { 16147 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16148 res.removedInfo, true, null); 16149 } 16150 16151 // Restore the old package 16152 if (deletedPkg) { 16153 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16154 File restoreFile = new File(deletedPackage.codePath); 16155 // Parse old package 16156 boolean oldExternal = isExternal(deletedPackage); 16157 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16158 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16159 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16160 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16161 try { 16162 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16163 null); 16164 } catch (PackageManagerException e) { 16165 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16166 + e.getMessage()); 16167 return; 16168 } 16169 16170 synchronized (mPackages) { 16171 // Ensure the installer package name up to date 16172 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16173 16174 // Update permissions for restored package 16175 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16176 16177 mSettings.writeLPr(); 16178 } 16179 16180 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16181 } 16182 } else { 16183 synchronized (mPackages) { 16184 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16185 if (ps != null) { 16186 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16187 if (res.removedInfo.removedChildPackages != null) { 16188 final int childCount = res.removedInfo.removedChildPackages.size(); 16189 // Iterate in reverse as we may modify the collection 16190 for (int i = childCount - 1; i >= 0; i--) { 16191 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16192 if (res.addedChildPackages.containsKey(childPackageName)) { 16193 res.removedInfo.removedChildPackages.removeAt(i); 16194 } else { 16195 PackageRemovedInfo childInfo = res.removedInfo 16196 .removedChildPackages.valueAt(i); 16197 childInfo.removedForAllUsers = mPackages.get( 16198 childInfo.removedPackage) == null; 16199 } 16200 } 16201 } 16202 } 16203 } 16204 } 16205 } 16206 16207 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16208 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16209 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16210 int installReason) { 16211 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16212 + ", old=" + deletedPackage); 16213 16214 final boolean disabledSystem; 16215 16216 // Remove existing system package 16217 removePackageLI(deletedPackage, true); 16218 16219 synchronized (mPackages) { 16220 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16221 } 16222 if (!disabledSystem) { 16223 // We didn't need to disable the .apk as a current system package, 16224 // which means we are replacing another update that is already 16225 // installed. We need to make sure to delete the older one's .apk. 16226 res.removedInfo.args = createInstallArgsForExisting(0, 16227 deletedPackage.applicationInfo.getCodePath(), 16228 deletedPackage.applicationInfo.getResourcePath(), 16229 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16230 } else { 16231 res.removedInfo.args = null; 16232 } 16233 16234 // Successfully disabled the old package. Now proceed with re-installation 16235 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16236 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16237 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16238 16239 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16240 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16241 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16242 16243 PackageParser.Package newPackage = null; 16244 try { 16245 // Add the package to the internal data structures 16246 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16247 16248 // Set the update and install times 16249 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16250 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16251 System.currentTimeMillis()); 16252 16253 // Update the package dynamic state if succeeded 16254 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16255 // Now that the install succeeded make sure we remove data 16256 // directories for any child package the update removed. 16257 final int deletedChildCount = (deletedPackage.childPackages != null) 16258 ? deletedPackage.childPackages.size() : 0; 16259 final int newChildCount = (newPackage.childPackages != null) 16260 ? newPackage.childPackages.size() : 0; 16261 for (int i = 0; i < deletedChildCount; i++) { 16262 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16263 boolean childPackageDeleted = true; 16264 for (int j = 0; j < newChildCount; j++) { 16265 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16266 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16267 childPackageDeleted = false; 16268 break; 16269 } 16270 } 16271 if (childPackageDeleted) { 16272 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16273 deletedChildPkg.packageName); 16274 if (ps != null && res.removedInfo.removedChildPackages != null) { 16275 PackageRemovedInfo removedChildRes = res.removedInfo 16276 .removedChildPackages.get(deletedChildPkg.packageName); 16277 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16278 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16279 } 16280 } 16281 } 16282 16283 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16284 installReason); 16285 prepareAppDataAfterInstallLIF(newPackage); 16286 16287 mDexManager.notifyPackageUpdated(newPackage.packageName, 16288 newPackage.baseCodePath, newPackage.splitCodePaths); 16289 } 16290 } catch (PackageManagerException e) { 16291 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16292 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16293 } 16294 16295 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16296 // Re installation failed. Restore old information 16297 // Remove new pkg information 16298 if (newPackage != null) { 16299 removeInstalledPackageLI(newPackage, true); 16300 } 16301 // Add back the old system package 16302 try { 16303 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16304 } catch (PackageManagerException e) { 16305 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16306 } 16307 16308 synchronized (mPackages) { 16309 if (disabledSystem) { 16310 enableSystemPackageLPw(deletedPackage); 16311 } 16312 16313 // Ensure the installer package name up to date 16314 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16315 16316 // Update permissions for restored package 16317 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16318 16319 mSettings.writeLPr(); 16320 } 16321 16322 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16323 + " after failed upgrade"); 16324 } 16325 } 16326 16327 /** 16328 * Checks whether the parent or any of the child packages have a change shared 16329 * user. For a package to be a valid update the shred users of the parent and 16330 * the children should match. We may later support changing child shared users. 16331 * @param oldPkg The updated package. 16332 * @param newPkg The update package. 16333 * @return The shared user that change between the versions. 16334 */ 16335 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16336 PackageParser.Package newPkg) { 16337 // Check parent shared user 16338 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16339 return newPkg.packageName; 16340 } 16341 // Check child shared users 16342 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16343 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16344 for (int i = 0; i < newChildCount; i++) { 16345 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16346 // If this child was present, did it have the same shared user? 16347 for (int j = 0; j < oldChildCount; j++) { 16348 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16349 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16350 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16351 return newChildPkg.packageName; 16352 } 16353 } 16354 } 16355 return null; 16356 } 16357 16358 private void removeNativeBinariesLI(PackageSetting ps) { 16359 // Remove the lib path for the parent package 16360 if (ps != null) { 16361 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16362 // Remove the lib path for the child packages 16363 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16364 for (int i = 0; i < childCount; i++) { 16365 PackageSetting childPs = null; 16366 synchronized (mPackages) { 16367 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16368 } 16369 if (childPs != null) { 16370 NativeLibraryHelper.removeNativeBinariesLI(childPs 16371 .legacyNativeLibraryPathString); 16372 } 16373 } 16374 } 16375 } 16376 16377 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16378 // Enable the parent package 16379 mSettings.enableSystemPackageLPw(pkg.packageName); 16380 // Enable the child packages 16381 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16382 for (int i = 0; i < childCount; i++) { 16383 PackageParser.Package childPkg = pkg.childPackages.get(i); 16384 mSettings.enableSystemPackageLPw(childPkg.packageName); 16385 } 16386 } 16387 16388 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16389 PackageParser.Package newPkg) { 16390 // Disable the parent package (parent always replaced) 16391 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16392 // Disable the child packages 16393 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16394 for (int i = 0; i < childCount; i++) { 16395 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16396 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16397 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16398 } 16399 return disabled; 16400 } 16401 16402 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16403 String installerPackageName) { 16404 // Enable the parent package 16405 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16406 // Enable the child packages 16407 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16408 for (int i = 0; i < childCount; i++) { 16409 PackageParser.Package childPkg = pkg.childPackages.get(i); 16410 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16411 } 16412 } 16413 16414 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16415 // Collect all used permissions in the UID 16416 ArraySet<String> usedPermissions = new ArraySet<>(); 16417 final int packageCount = su.packages.size(); 16418 for (int i = 0; i < packageCount; i++) { 16419 PackageSetting ps = su.packages.valueAt(i); 16420 if (ps.pkg == null) { 16421 continue; 16422 } 16423 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16424 for (int j = 0; j < requestedPermCount; j++) { 16425 String permission = ps.pkg.requestedPermissions.get(j); 16426 BasePermission bp = mSettings.mPermissions.get(permission); 16427 if (bp != null) { 16428 usedPermissions.add(permission); 16429 } 16430 } 16431 } 16432 16433 PermissionsState permissionsState = su.getPermissionsState(); 16434 // Prune install permissions 16435 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16436 final int installPermCount = installPermStates.size(); 16437 for (int i = installPermCount - 1; i >= 0; i--) { 16438 PermissionState permissionState = installPermStates.get(i); 16439 if (!usedPermissions.contains(permissionState.getName())) { 16440 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16441 if (bp != null) { 16442 permissionsState.revokeInstallPermission(bp); 16443 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16444 PackageManager.MASK_PERMISSION_FLAGS, 0); 16445 } 16446 } 16447 } 16448 16449 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16450 16451 // Prune runtime permissions 16452 for (int userId : allUserIds) { 16453 List<PermissionState> runtimePermStates = permissionsState 16454 .getRuntimePermissionStates(userId); 16455 final int runtimePermCount = runtimePermStates.size(); 16456 for (int i = runtimePermCount - 1; i >= 0; i--) { 16457 PermissionState permissionState = runtimePermStates.get(i); 16458 if (!usedPermissions.contains(permissionState.getName())) { 16459 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16460 if (bp != null) { 16461 permissionsState.revokeRuntimePermission(bp, userId); 16462 permissionsState.updatePermissionFlags(bp, userId, 16463 PackageManager.MASK_PERMISSION_FLAGS, 0); 16464 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16465 runtimePermissionChangedUserIds, userId); 16466 } 16467 } 16468 } 16469 } 16470 16471 return runtimePermissionChangedUserIds; 16472 } 16473 16474 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16475 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16476 // Update the parent package setting 16477 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16478 res, user, installReason); 16479 // Update the child packages setting 16480 final int childCount = (newPackage.childPackages != null) 16481 ? newPackage.childPackages.size() : 0; 16482 for (int i = 0; i < childCount; i++) { 16483 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16484 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16485 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16486 childRes.origUsers, childRes, user, installReason); 16487 } 16488 } 16489 16490 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16491 String installerPackageName, int[] allUsers, int[] installedForUsers, 16492 PackageInstalledInfo res, UserHandle user, int installReason) { 16493 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16494 16495 String pkgName = newPackage.packageName; 16496 synchronized (mPackages) { 16497 //write settings. the installStatus will be incomplete at this stage. 16498 //note that the new package setting would have already been 16499 //added to mPackages. It hasn't been persisted yet. 16500 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16501 // TODO: Remove this write? It's also written at the end of this method 16502 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16503 mSettings.writeLPr(); 16504 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16505 } 16506 16507 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16508 synchronized (mPackages) { 16509 updatePermissionsLPw(newPackage.packageName, newPackage, 16510 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16511 ? UPDATE_PERMISSIONS_ALL : 0)); 16512 // For system-bundled packages, we assume that installing an upgraded version 16513 // of the package implies that the user actually wants to run that new code, 16514 // so we enable the package. 16515 PackageSetting ps = mSettings.mPackages.get(pkgName); 16516 final int userId = user.getIdentifier(); 16517 if (ps != null) { 16518 if (isSystemApp(newPackage)) { 16519 if (DEBUG_INSTALL) { 16520 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16521 } 16522 // Enable system package for requested users 16523 if (res.origUsers != null) { 16524 for (int origUserId : res.origUsers) { 16525 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16526 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16527 origUserId, installerPackageName); 16528 } 16529 } 16530 } 16531 // Also convey the prior install/uninstall state 16532 if (allUsers != null && installedForUsers != null) { 16533 for (int currentUserId : allUsers) { 16534 final boolean installed = ArrayUtils.contains( 16535 installedForUsers, currentUserId); 16536 if (DEBUG_INSTALL) { 16537 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16538 } 16539 ps.setInstalled(installed, currentUserId); 16540 } 16541 // these install state changes will be persisted in the 16542 // upcoming call to mSettings.writeLPr(). 16543 } 16544 } 16545 // It's implied that when a user requests installation, they want the app to be 16546 // installed and enabled. 16547 if (userId != UserHandle.USER_ALL) { 16548 ps.setInstalled(true, userId); 16549 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16550 } 16551 16552 // When replacing an existing package, preserve the original install reason for all 16553 // users that had the package installed before. 16554 final Set<Integer> previousUserIds = new ArraySet<>(); 16555 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16556 final int installReasonCount = res.removedInfo.installReasons.size(); 16557 for (int i = 0; i < installReasonCount; i++) { 16558 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16559 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16560 ps.setInstallReason(previousInstallReason, previousUserId); 16561 previousUserIds.add(previousUserId); 16562 } 16563 } 16564 16565 // Set install reason for users that are having the package newly installed. 16566 if (userId == UserHandle.USER_ALL) { 16567 for (int currentUserId : sUserManager.getUserIds()) { 16568 if (!previousUserIds.contains(currentUserId)) { 16569 ps.setInstallReason(installReason, currentUserId); 16570 } 16571 } 16572 } else if (!previousUserIds.contains(userId)) { 16573 ps.setInstallReason(installReason, userId); 16574 } 16575 mSettings.writeKernelMappingLPr(ps); 16576 } 16577 res.name = pkgName; 16578 res.uid = newPackage.applicationInfo.uid; 16579 res.pkg = newPackage; 16580 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16581 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16582 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16583 //to update install status 16584 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16585 mSettings.writeLPr(); 16586 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16587 } 16588 16589 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16590 } 16591 16592 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16593 try { 16594 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16595 installPackageLI(args, res); 16596 } finally { 16597 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16598 } 16599 } 16600 16601 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16602 final int installFlags = args.installFlags; 16603 final String installerPackageName = args.installerPackageName; 16604 final String volumeUuid = args.volumeUuid; 16605 final File tmpPackageFile = new File(args.getCodePath()); 16606 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16607 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16608 || (args.volumeUuid != null)); 16609 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16610 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16611 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16612 boolean replace = false; 16613 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16614 if (args.move != null) { 16615 // moving a complete application; perform an initial scan on the new install location 16616 scanFlags |= SCAN_INITIAL; 16617 } 16618 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16619 scanFlags |= SCAN_DONT_KILL_APP; 16620 } 16621 if (instantApp) { 16622 scanFlags |= SCAN_AS_INSTANT_APP; 16623 } 16624 if (fullApp) { 16625 scanFlags |= SCAN_AS_FULL_APP; 16626 } 16627 16628 // Result object to be returned 16629 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16630 16631 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16632 16633 // Sanity check 16634 if (instantApp && (forwardLocked || onExternal)) { 16635 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16636 + " external=" + onExternal); 16637 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16638 return; 16639 } 16640 16641 // Retrieve PackageSettings and parse package 16642 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16643 | PackageParser.PARSE_ENFORCE_CODE 16644 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16645 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16646 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16647 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16648 PackageParser pp = new PackageParser(); 16649 pp.setSeparateProcesses(mSeparateProcesses); 16650 pp.setDisplayMetrics(mMetrics); 16651 pp.setCallback(mPackageParserCallback); 16652 16653 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16654 final PackageParser.Package pkg; 16655 try { 16656 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16657 } catch (PackageParserException e) { 16658 res.setError("Failed parse during installPackageLI", e); 16659 return; 16660 } finally { 16661 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16662 } 16663 16664 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16665 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16666 Slog.w(TAG, "Instant app package " + pkg.packageName 16667 + " does not target O, this will be a fatal error."); 16668 // STOPSHIP: Make this a fatal error 16669 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16670 } 16671 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16672 Slog.w(TAG, "Instant app package " + pkg.packageName 16673 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16674 // STOPSHIP: Make this a fatal error 16675 pkg.applicationInfo.targetSandboxVersion = 2; 16676 } 16677 16678 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16679 // Static shared libraries have synthetic package names 16680 renameStaticSharedLibraryPackage(pkg); 16681 16682 // No static shared libs on external storage 16683 if (onExternal) { 16684 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16685 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16686 "Packages declaring static-shared libs cannot be updated"); 16687 return; 16688 } 16689 } 16690 16691 // If we are installing a clustered package add results for the children 16692 if (pkg.childPackages != null) { 16693 synchronized (mPackages) { 16694 final int childCount = pkg.childPackages.size(); 16695 for (int i = 0; i < childCount; i++) { 16696 PackageParser.Package childPkg = pkg.childPackages.get(i); 16697 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16698 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16699 childRes.pkg = childPkg; 16700 childRes.name = childPkg.packageName; 16701 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16702 if (childPs != null) { 16703 childRes.origUsers = childPs.queryInstalledUsers( 16704 sUserManager.getUserIds(), true); 16705 } 16706 if ((mPackages.containsKey(childPkg.packageName))) { 16707 childRes.removedInfo = new PackageRemovedInfo(); 16708 childRes.removedInfo.removedPackage = childPkg.packageName; 16709 } 16710 if (res.addedChildPackages == null) { 16711 res.addedChildPackages = new ArrayMap<>(); 16712 } 16713 res.addedChildPackages.put(childPkg.packageName, childRes); 16714 } 16715 } 16716 } 16717 16718 // If package doesn't declare API override, mark that we have an install 16719 // time CPU ABI override. 16720 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16721 pkg.cpuAbiOverride = args.abiOverride; 16722 } 16723 16724 String pkgName = res.name = pkg.packageName; 16725 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16726 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16727 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16728 return; 16729 } 16730 } 16731 16732 try { 16733 // either use what we've been given or parse directly from the APK 16734 if (args.certificates != null) { 16735 try { 16736 PackageParser.populateCertificates(pkg, args.certificates); 16737 } catch (PackageParserException e) { 16738 // there was something wrong with the certificates we were given; 16739 // try to pull them from the APK 16740 PackageParser.collectCertificates(pkg, parseFlags); 16741 } 16742 } else { 16743 PackageParser.collectCertificates(pkg, parseFlags); 16744 } 16745 } catch (PackageParserException e) { 16746 res.setError("Failed collect during installPackageLI", e); 16747 return; 16748 } 16749 16750 // Get rid of all references to package scan path via parser. 16751 pp = null; 16752 String oldCodePath = null; 16753 boolean systemApp = false; 16754 synchronized (mPackages) { 16755 // Check if installing already existing package 16756 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16757 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16758 if (pkg.mOriginalPackages != null 16759 && pkg.mOriginalPackages.contains(oldName) 16760 && mPackages.containsKey(oldName)) { 16761 // This package is derived from an original package, 16762 // and this device has been updating from that original 16763 // name. We must continue using the original name, so 16764 // rename the new package here. 16765 pkg.setPackageName(oldName); 16766 pkgName = pkg.packageName; 16767 replace = true; 16768 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16769 + oldName + " pkgName=" + pkgName); 16770 } else if (mPackages.containsKey(pkgName)) { 16771 // This package, under its official name, already exists 16772 // on the device; we should replace it. 16773 replace = true; 16774 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16775 } 16776 16777 // Child packages are installed through the parent package 16778 if (pkg.parentPackage != null) { 16779 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16780 "Package " + pkg.packageName + " is child of package " 16781 + pkg.parentPackage.parentPackage + ". Child packages " 16782 + "can be updated only through the parent package."); 16783 return; 16784 } 16785 16786 if (replace) { 16787 // Prevent apps opting out from runtime permissions 16788 PackageParser.Package oldPackage = mPackages.get(pkgName); 16789 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16790 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16791 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16792 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16793 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16794 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16795 + " doesn't support runtime permissions but the old" 16796 + " target SDK " + oldTargetSdk + " does."); 16797 return; 16798 } 16799 // Prevent apps from downgrading their targetSandbox. 16800 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16801 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16802 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16803 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16804 "Package " + pkg.packageName + " new target sandbox " 16805 + newTargetSandbox + " is incompatible with the previous value of" 16806 + oldTargetSandbox + "."); 16807 return; 16808 } 16809 16810 // Prevent installing of child packages 16811 if (oldPackage.parentPackage != null) { 16812 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16813 "Package " + pkg.packageName + " is child of package " 16814 + oldPackage.parentPackage + ". Child packages " 16815 + "can be updated only through the parent package."); 16816 return; 16817 } 16818 } 16819 } 16820 16821 PackageSetting ps = mSettings.mPackages.get(pkgName); 16822 if (ps != null) { 16823 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16824 16825 // Static shared libs have same package with different versions where 16826 // we internally use a synthetic package name to allow multiple versions 16827 // of the same package, therefore we need to compare signatures against 16828 // the package setting for the latest library version. 16829 PackageSetting signatureCheckPs = ps; 16830 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16831 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16832 if (libraryEntry != null) { 16833 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16834 } 16835 } 16836 16837 // Quick sanity check that we're signed correctly if updating; 16838 // we'll check this again later when scanning, but we want to 16839 // bail early here before tripping over redefined permissions. 16840 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16841 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16842 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16843 + pkg.packageName + " upgrade keys do not match the " 16844 + "previously installed version"); 16845 return; 16846 } 16847 } else { 16848 try { 16849 verifySignaturesLP(signatureCheckPs, pkg); 16850 } catch (PackageManagerException e) { 16851 res.setError(e.error, e.getMessage()); 16852 return; 16853 } 16854 } 16855 16856 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16857 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16858 systemApp = (ps.pkg.applicationInfo.flags & 16859 ApplicationInfo.FLAG_SYSTEM) != 0; 16860 } 16861 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16862 } 16863 16864 int N = pkg.permissions.size(); 16865 for (int i = N-1; i >= 0; i--) { 16866 PackageParser.Permission perm = pkg.permissions.get(i); 16867 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16868 16869 // Don't allow anyone but the platform to define ephemeral permissions. 16870 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 16871 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16872 Slog.w(TAG, "Package " + pkg.packageName 16873 + " attempting to delcare ephemeral permission " 16874 + perm.info.name + "; Removing ephemeral."); 16875 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 16876 } 16877 // Check whether the newly-scanned package wants to define an already-defined perm 16878 if (bp != null) { 16879 // If the defining package is signed with our cert, it's okay. This 16880 // also includes the "updating the same package" case, of course. 16881 // "updating same package" could also involve key-rotation. 16882 final boolean sigsOk; 16883 if (bp.sourcePackage.equals(pkg.packageName) 16884 && (bp.packageSetting instanceof PackageSetting) 16885 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16886 scanFlags))) { 16887 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16888 } else { 16889 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16890 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16891 } 16892 if (!sigsOk) { 16893 // If the owning package is the system itself, we log but allow 16894 // install to proceed; we fail the install on all other permission 16895 // redefinitions. 16896 if (!bp.sourcePackage.equals("android")) { 16897 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16898 + pkg.packageName + " attempting to redeclare permission " 16899 + perm.info.name + " already owned by " + bp.sourcePackage); 16900 res.origPermission = perm.info.name; 16901 res.origPackage = bp.sourcePackage; 16902 return; 16903 } else { 16904 Slog.w(TAG, "Package " + pkg.packageName 16905 + " attempting to redeclare system permission " 16906 + perm.info.name + "; ignoring new declaration"); 16907 pkg.permissions.remove(i); 16908 } 16909 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16910 // Prevent apps to change protection level to dangerous from any other 16911 // type as this would allow a privilege escalation where an app adds a 16912 // normal/signature permission in other app's group and later redefines 16913 // it as dangerous leading to the group auto-grant. 16914 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16915 == PermissionInfo.PROTECTION_DANGEROUS) { 16916 if (bp != null && !bp.isRuntime()) { 16917 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16918 + "non-runtime permission " + perm.info.name 16919 + " to runtime; keeping old protection level"); 16920 perm.info.protectionLevel = bp.protectionLevel; 16921 } 16922 } 16923 } 16924 } 16925 } 16926 } 16927 16928 if (systemApp) { 16929 if (onExternal) { 16930 // Abort update; system app can't be replaced with app on sdcard 16931 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16932 "Cannot install updates to system apps on sdcard"); 16933 return; 16934 } else if (instantApp) { 16935 // Abort update; system app can't be replaced with an instant app 16936 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16937 "Cannot update a system app with an instant app"); 16938 return; 16939 } 16940 } 16941 16942 if (args.move != null) { 16943 // We did an in-place move, so dex is ready to roll 16944 scanFlags |= SCAN_NO_DEX; 16945 scanFlags |= SCAN_MOVE; 16946 16947 synchronized (mPackages) { 16948 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16949 if (ps == null) { 16950 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16951 "Missing settings for moved package " + pkgName); 16952 } 16953 16954 // We moved the entire application as-is, so bring over the 16955 // previously derived ABI information. 16956 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16957 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16958 } 16959 16960 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16961 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16962 scanFlags |= SCAN_NO_DEX; 16963 16964 try { 16965 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16966 args.abiOverride : pkg.cpuAbiOverride); 16967 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16968 true /*extractLibs*/, mAppLib32InstallDir); 16969 } catch (PackageManagerException pme) { 16970 Slog.e(TAG, "Error deriving application ABI", pme); 16971 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16972 return; 16973 } 16974 16975 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16976 // Do not run PackageDexOptimizer through the local performDexOpt 16977 // method because `pkg` may not be in `mPackages` yet. 16978 // 16979 // Also, don't fail application installs if the dexopt step fails. 16980 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16981 null /* instructionSets */, false /* checkProfiles */, 16982 getCompilerFilterForReason(REASON_INSTALL), 16983 getOrCreateCompilerPackageStats(pkg), 16984 mDexManager.isUsedByOtherApps(pkg.packageName)); 16985 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16986 16987 // Notify BackgroundDexOptService that the package has been changed. 16988 // If this is an update of a package which used to fail to compile, 16989 // BDOS will remove it from its blacklist. 16990 // TODO: Layering violation 16991 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16992 } 16993 16994 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16995 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16996 return; 16997 } 16998 16999 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17000 17001 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17002 "installPackageLI")) { 17003 if (replace) { 17004 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17005 // Static libs have a synthetic package name containing the version 17006 // and cannot be updated as an update would get a new package name, 17007 // unless this is the exact same version code which is useful for 17008 // development. 17009 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17010 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17011 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17012 + "static-shared libs cannot be updated"); 17013 return; 17014 } 17015 } 17016 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17017 installerPackageName, res, args.installReason); 17018 } else { 17019 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17020 args.user, installerPackageName, volumeUuid, res, args.installReason); 17021 } 17022 } 17023 synchronized (mPackages) { 17024 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17025 if (ps != null) { 17026 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17027 ps.setUpdateAvailable(false /*updateAvailable*/); 17028 } 17029 17030 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17031 for (int i = 0; i < childCount; i++) { 17032 PackageParser.Package childPkg = pkg.childPackages.get(i); 17033 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17034 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17035 if (childPs != null) { 17036 childRes.newUsers = childPs.queryInstalledUsers( 17037 sUserManager.getUserIds(), true); 17038 } 17039 } 17040 17041 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17042 updateSequenceNumberLP(pkgName, res.newUsers); 17043 updateInstantAppInstallerLocked(); 17044 } 17045 } 17046 } 17047 17048 private void startIntentFilterVerifications(int userId, boolean replacing, 17049 PackageParser.Package pkg) { 17050 if (mIntentFilterVerifierComponent == null) { 17051 Slog.w(TAG, "No IntentFilter verification will not be done as " 17052 + "there is no IntentFilterVerifier available!"); 17053 return; 17054 } 17055 17056 final int verifierUid = getPackageUid( 17057 mIntentFilterVerifierComponent.getPackageName(), 17058 MATCH_DEBUG_TRIAGED_MISSING, 17059 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17060 17061 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17062 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17063 mHandler.sendMessage(msg); 17064 17065 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17066 for (int i = 0; i < childCount; i++) { 17067 PackageParser.Package childPkg = pkg.childPackages.get(i); 17068 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17069 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17070 mHandler.sendMessage(msg); 17071 } 17072 } 17073 17074 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17075 PackageParser.Package pkg) { 17076 int size = pkg.activities.size(); 17077 if (size == 0) { 17078 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17079 "No activity, so no need to verify any IntentFilter!"); 17080 return; 17081 } 17082 17083 final boolean hasDomainURLs = hasDomainURLs(pkg); 17084 if (!hasDomainURLs) { 17085 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17086 "No domain URLs, so no need to verify any IntentFilter!"); 17087 return; 17088 } 17089 17090 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17091 + " if any IntentFilter from the " + size 17092 + " Activities needs verification ..."); 17093 17094 int count = 0; 17095 final String packageName = pkg.packageName; 17096 17097 synchronized (mPackages) { 17098 // If this is a new install and we see that we've already run verification for this 17099 // package, we have nothing to do: it means the state was restored from backup. 17100 if (!replacing) { 17101 IntentFilterVerificationInfo ivi = 17102 mSettings.getIntentFilterVerificationLPr(packageName); 17103 if (ivi != null) { 17104 if (DEBUG_DOMAIN_VERIFICATION) { 17105 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17106 + ivi.getStatusString()); 17107 } 17108 return; 17109 } 17110 } 17111 17112 // If any filters need to be verified, then all need to be. 17113 boolean needToVerify = false; 17114 for (PackageParser.Activity a : pkg.activities) { 17115 for (ActivityIntentInfo filter : a.intents) { 17116 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17117 if (DEBUG_DOMAIN_VERIFICATION) { 17118 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17119 } 17120 needToVerify = true; 17121 break; 17122 } 17123 } 17124 } 17125 17126 if (needToVerify) { 17127 final int verificationId = mIntentFilterVerificationToken++; 17128 for (PackageParser.Activity a : pkg.activities) { 17129 for (ActivityIntentInfo filter : a.intents) { 17130 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17131 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17132 "Verification needed for IntentFilter:" + filter.toString()); 17133 mIntentFilterVerifier.addOneIntentFilterVerification( 17134 verifierUid, userId, verificationId, filter, packageName); 17135 count++; 17136 } 17137 } 17138 } 17139 } 17140 } 17141 17142 if (count > 0) { 17143 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17144 + " IntentFilter verification" + (count > 1 ? "s" : "") 17145 + " for userId:" + userId); 17146 mIntentFilterVerifier.startVerifications(userId); 17147 } else { 17148 if (DEBUG_DOMAIN_VERIFICATION) { 17149 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17150 } 17151 } 17152 } 17153 17154 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17155 final ComponentName cn = filter.activity.getComponentName(); 17156 final String packageName = cn.getPackageName(); 17157 17158 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17159 packageName); 17160 if (ivi == null) { 17161 return true; 17162 } 17163 int status = ivi.getStatus(); 17164 switch (status) { 17165 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17166 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17167 return true; 17168 17169 default: 17170 // Nothing to do 17171 return false; 17172 } 17173 } 17174 17175 private static boolean isMultiArch(ApplicationInfo info) { 17176 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17177 } 17178 17179 private static boolean isExternal(PackageParser.Package pkg) { 17180 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17181 } 17182 17183 private static boolean isExternal(PackageSetting ps) { 17184 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17185 } 17186 17187 private static boolean isSystemApp(PackageParser.Package pkg) { 17188 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17189 } 17190 17191 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17192 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17193 } 17194 17195 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17196 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17197 } 17198 17199 private static boolean isSystemApp(PackageSetting ps) { 17200 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17201 } 17202 17203 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17204 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17205 } 17206 17207 private int packageFlagsToInstallFlags(PackageSetting ps) { 17208 int installFlags = 0; 17209 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17210 // This existing package was an external ASEC install when we have 17211 // the external flag without a UUID 17212 installFlags |= PackageManager.INSTALL_EXTERNAL; 17213 } 17214 if (ps.isForwardLocked()) { 17215 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17216 } 17217 return installFlags; 17218 } 17219 17220 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17221 if (isExternal(pkg)) { 17222 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17223 return StorageManager.UUID_PRIMARY_PHYSICAL; 17224 } else { 17225 return pkg.volumeUuid; 17226 } 17227 } else { 17228 return StorageManager.UUID_PRIVATE_INTERNAL; 17229 } 17230 } 17231 17232 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17233 if (isExternal(pkg)) { 17234 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17235 return mSettings.getExternalVersion(); 17236 } else { 17237 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17238 } 17239 } else { 17240 return mSettings.getInternalVersion(); 17241 } 17242 } 17243 17244 private void deleteTempPackageFiles() { 17245 final FilenameFilter filter = new FilenameFilter() { 17246 public boolean accept(File dir, String name) { 17247 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17248 } 17249 }; 17250 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17251 file.delete(); 17252 } 17253 } 17254 17255 @Override 17256 public void deletePackageAsUser(String packageName, int versionCode, 17257 IPackageDeleteObserver observer, int userId, int flags) { 17258 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17259 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17260 } 17261 17262 @Override 17263 public void deletePackageVersioned(VersionedPackage versionedPackage, 17264 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17265 mContext.enforceCallingOrSelfPermission( 17266 android.Manifest.permission.DELETE_PACKAGES, null); 17267 Preconditions.checkNotNull(versionedPackage); 17268 Preconditions.checkNotNull(observer); 17269 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17270 PackageManager.VERSION_CODE_HIGHEST, 17271 Integer.MAX_VALUE, "versionCode must be >= -1"); 17272 17273 final String packageName = versionedPackage.getPackageName(); 17274 // TODO: We will change version code to long, so in the new API it is long 17275 final int versionCode = (int) versionedPackage.getVersionCode(); 17276 final String internalPackageName; 17277 synchronized (mPackages) { 17278 // Normalize package name to handle renamed packages and static libs 17279 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17280 // TODO: We will change version code to long, so in the new API it is long 17281 (int) versionedPackage.getVersionCode()); 17282 } 17283 17284 final int uid = Binder.getCallingUid(); 17285 if (!isOrphaned(internalPackageName) 17286 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17287 try { 17288 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17289 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17290 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17291 observer.onUserActionRequired(intent); 17292 } catch (RemoteException re) { 17293 } 17294 return; 17295 } 17296 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17297 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17298 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17299 mContext.enforceCallingOrSelfPermission( 17300 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17301 "deletePackage for user " + userId); 17302 } 17303 17304 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17305 try { 17306 observer.onPackageDeleted(packageName, 17307 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17308 } catch (RemoteException re) { 17309 } 17310 return; 17311 } 17312 17313 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17314 try { 17315 observer.onPackageDeleted(packageName, 17316 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17317 } catch (RemoteException re) { 17318 } 17319 return; 17320 } 17321 17322 if (DEBUG_REMOVE) { 17323 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17324 + " deleteAllUsers: " + deleteAllUsers + " version=" 17325 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17326 ? "VERSION_CODE_HIGHEST" : versionCode)); 17327 } 17328 // Queue up an async operation since the package deletion may take a little while. 17329 mHandler.post(new Runnable() { 17330 public void run() { 17331 mHandler.removeCallbacks(this); 17332 int returnCode; 17333 if (!deleteAllUsers) { 17334 returnCode = deletePackageX(internalPackageName, versionCode, 17335 userId, deleteFlags); 17336 } else { 17337 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17338 internalPackageName, users); 17339 // If nobody is blocking uninstall, proceed with delete for all users 17340 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17341 returnCode = deletePackageX(internalPackageName, versionCode, 17342 userId, deleteFlags); 17343 } else { 17344 // Otherwise uninstall individually for users with blockUninstalls=false 17345 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17346 for (int userId : users) { 17347 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17348 returnCode = deletePackageX(internalPackageName, versionCode, 17349 userId, userFlags); 17350 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17351 Slog.w(TAG, "Package delete failed for user " + userId 17352 + ", returnCode " + returnCode); 17353 } 17354 } 17355 } 17356 // The app has only been marked uninstalled for certain users. 17357 // We still need to report that delete was blocked 17358 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17359 } 17360 } 17361 try { 17362 observer.onPackageDeleted(packageName, returnCode, null); 17363 } catch (RemoteException e) { 17364 Log.i(TAG, "Observer no longer exists."); 17365 } //end catch 17366 } //end run 17367 }); 17368 } 17369 17370 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17371 if (pkg.staticSharedLibName != null) { 17372 return pkg.manifestPackageName; 17373 } 17374 return pkg.packageName; 17375 } 17376 17377 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17378 // Handle renamed packages 17379 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17380 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17381 17382 // Is this a static library? 17383 SparseArray<SharedLibraryEntry> versionedLib = 17384 mStaticLibsByDeclaringPackage.get(packageName); 17385 if (versionedLib == null || versionedLib.size() <= 0) { 17386 return packageName; 17387 } 17388 17389 // Figure out which lib versions the caller can see 17390 SparseIntArray versionsCallerCanSee = null; 17391 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17392 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17393 && callingAppId != Process.ROOT_UID) { 17394 versionsCallerCanSee = new SparseIntArray(); 17395 String libName = versionedLib.valueAt(0).info.getName(); 17396 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17397 if (uidPackages != null) { 17398 for (String uidPackage : uidPackages) { 17399 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17400 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17401 if (libIdx >= 0) { 17402 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17403 versionsCallerCanSee.append(libVersion, libVersion); 17404 } 17405 } 17406 } 17407 } 17408 17409 // Caller can see nothing - done 17410 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17411 return packageName; 17412 } 17413 17414 // Find the version the caller can see and the app version code 17415 SharedLibraryEntry highestVersion = null; 17416 final int versionCount = versionedLib.size(); 17417 for (int i = 0; i < versionCount; i++) { 17418 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17419 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17420 libEntry.info.getVersion()) < 0) { 17421 continue; 17422 } 17423 // TODO: We will change version code to long, so in the new API it is long 17424 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17425 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17426 if (libVersionCode == versionCode) { 17427 return libEntry.apk; 17428 } 17429 } else if (highestVersion == null) { 17430 highestVersion = libEntry; 17431 } else if (libVersionCode > highestVersion.info 17432 .getDeclaringPackage().getVersionCode()) { 17433 highestVersion = libEntry; 17434 } 17435 } 17436 17437 if (highestVersion != null) { 17438 return highestVersion.apk; 17439 } 17440 17441 return packageName; 17442 } 17443 17444 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17445 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17446 || callingUid == Process.SYSTEM_UID) { 17447 return true; 17448 } 17449 final int callingUserId = UserHandle.getUserId(callingUid); 17450 // If the caller installed the pkgName, then allow it to silently uninstall. 17451 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17452 return true; 17453 } 17454 17455 // Allow package verifier to silently uninstall. 17456 if (mRequiredVerifierPackage != null && 17457 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17458 return true; 17459 } 17460 17461 // Allow package uninstaller to silently uninstall. 17462 if (mRequiredUninstallerPackage != null && 17463 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17464 return true; 17465 } 17466 17467 // Allow storage manager to silently uninstall. 17468 if (mStorageManagerPackage != null && 17469 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17470 return true; 17471 } 17472 return false; 17473 } 17474 17475 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17476 int[] result = EMPTY_INT_ARRAY; 17477 for (int userId : userIds) { 17478 if (getBlockUninstallForUser(packageName, userId)) { 17479 result = ArrayUtils.appendInt(result, userId); 17480 } 17481 } 17482 return result; 17483 } 17484 17485 @Override 17486 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17487 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17488 } 17489 17490 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17491 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17492 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17493 try { 17494 if (dpm != null) { 17495 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17496 /* callingUserOnly =*/ false); 17497 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17498 : deviceOwnerComponentName.getPackageName(); 17499 // Does the package contains the device owner? 17500 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17501 // this check is probably not needed, since DO should be registered as a device 17502 // admin on some user too. (Original bug for this: b/17657954) 17503 if (packageName.equals(deviceOwnerPackageName)) { 17504 return true; 17505 } 17506 // Does it contain a device admin for any user? 17507 int[] users; 17508 if (userId == UserHandle.USER_ALL) { 17509 users = sUserManager.getUserIds(); 17510 } else { 17511 users = new int[]{userId}; 17512 } 17513 for (int i = 0; i < users.length; ++i) { 17514 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17515 return true; 17516 } 17517 } 17518 } 17519 } catch (RemoteException e) { 17520 } 17521 return false; 17522 } 17523 17524 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17525 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17526 } 17527 17528 /** 17529 * This method is an internal method that could be get invoked either 17530 * to delete an installed package or to clean up a failed installation. 17531 * After deleting an installed package, a broadcast is sent to notify any 17532 * listeners that the package has been removed. For cleaning up a failed 17533 * installation, the broadcast is not necessary since the package's 17534 * installation wouldn't have sent the initial broadcast either 17535 * The key steps in deleting a package are 17536 * deleting the package information in internal structures like mPackages, 17537 * deleting the packages base directories through installd 17538 * updating mSettings to reflect current status 17539 * persisting settings for later use 17540 * sending a broadcast if necessary 17541 */ 17542 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17543 final PackageRemovedInfo info = new PackageRemovedInfo(); 17544 final boolean res; 17545 17546 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17547 ? UserHandle.USER_ALL : userId; 17548 17549 if (isPackageDeviceAdmin(packageName, removeUser)) { 17550 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17551 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17552 } 17553 17554 PackageSetting uninstalledPs = null; 17555 PackageParser.Package pkg = null; 17556 17557 // for the uninstall-updates case and restricted profiles, remember the per- 17558 // user handle installed state 17559 int[] allUsers; 17560 synchronized (mPackages) { 17561 uninstalledPs = mSettings.mPackages.get(packageName); 17562 if (uninstalledPs == null) { 17563 Slog.w(TAG, "Not removing non-existent package " + packageName); 17564 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17565 } 17566 17567 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17568 && uninstalledPs.versionCode != versionCode) { 17569 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17570 + uninstalledPs.versionCode + " != " + versionCode); 17571 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17572 } 17573 17574 // Static shared libs can be declared by any package, so let us not 17575 // allow removing a package if it provides a lib others depend on. 17576 pkg = mPackages.get(packageName); 17577 if (pkg != null && pkg.staticSharedLibName != null) { 17578 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17579 pkg.staticSharedLibVersion); 17580 if (libEntry != null) { 17581 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17582 libEntry.info, 0, userId); 17583 if (!ArrayUtils.isEmpty(libClientPackages)) { 17584 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17585 + " hosting lib " + libEntry.info.getName() + " version " 17586 + libEntry.info.getVersion() + " used by " + libClientPackages); 17587 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17588 } 17589 } 17590 } 17591 17592 allUsers = sUserManager.getUserIds(); 17593 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17594 } 17595 17596 final int freezeUser; 17597 if (isUpdatedSystemApp(uninstalledPs) 17598 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17599 // We're downgrading a system app, which will apply to all users, so 17600 // freeze them all during the downgrade 17601 freezeUser = UserHandle.USER_ALL; 17602 } else { 17603 freezeUser = removeUser; 17604 } 17605 17606 synchronized (mInstallLock) { 17607 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17608 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17609 deleteFlags, "deletePackageX")) { 17610 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17611 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17612 } 17613 synchronized (mPackages) { 17614 if (res) { 17615 if (pkg != null) { 17616 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17617 } 17618 updateSequenceNumberLP(packageName, info.removedUsers); 17619 updateInstantAppInstallerLocked(); 17620 } 17621 } 17622 } 17623 17624 if (res) { 17625 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17626 info.sendPackageRemovedBroadcasts(killApp); 17627 info.sendSystemPackageUpdatedBroadcasts(); 17628 info.sendSystemPackageAppearedBroadcasts(); 17629 } 17630 // Force a gc here. 17631 Runtime.getRuntime().gc(); 17632 // Delete the resources here after sending the broadcast to let 17633 // other processes clean up before deleting resources. 17634 if (info.args != null) { 17635 synchronized (mInstallLock) { 17636 info.args.doPostDeleteLI(true); 17637 } 17638 } 17639 17640 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17641 } 17642 17643 class PackageRemovedInfo { 17644 String removedPackage; 17645 int uid = -1; 17646 int removedAppId = -1; 17647 int[] origUsers; 17648 int[] removedUsers = null; 17649 SparseArray<Integer> installReasons; 17650 boolean isRemovedPackageSystemUpdate = false; 17651 boolean isUpdate; 17652 boolean dataRemoved; 17653 boolean removedForAllUsers; 17654 boolean isStaticSharedLib; 17655 // Clean up resources deleted packages. 17656 InstallArgs args = null; 17657 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17658 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17659 17660 void sendPackageRemovedBroadcasts(boolean killApp) { 17661 sendPackageRemovedBroadcastInternal(killApp); 17662 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17663 for (int i = 0; i < childCount; i++) { 17664 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17665 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17666 } 17667 } 17668 17669 void sendSystemPackageUpdatedBroadcasts() { 17670 if (isRemovedPackageSystemUpdate) { 17671 sendSystemPackageUpdatedBroadcastsInternal(); 17672 final int childCount = (removedChildPackages != null) 17673 ? removedChildPackages.size() : 0; 17674 for (int i = 0; i < childCount; i++) { 17675 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17676 if (childInfo.isRemovedPackageSystemUpdate) { 17677 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17678 } 17679 } 17680 } 17681 } 17682 17683 void sendSystemPackageAppearedBroadcasts() { 17684 final int packageCount = (appearedChildPackages != null) 17685 ? appearedChildPackages.size() : 0; 17686 for (int i = 0; i < packageCount; i++) { 17687 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17688 sendPackageAddedForNewUsers(installedInfo.name, true, 17689 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17690 } 17691 } 17692 17693 private void sendSystemPackageUpdatedBroadcastsInternal() { 17694 Bundle extras = new Bundle(2); 17695 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17696 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17697 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17698 extras, 0, null, null, null); 17699 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17700 extras, 0, null, null, null); 17701 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17702 null, 0, removedPackage, null, null); 17703 } 17704 17705 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17706 // Don't send static shared library removal broadcasts as these 17707 // libs are visible only the the apps that depend on them an one 17708 // cannot remove the library if it has a dependency. 17709 if (isStaticSharedLib) { 17710 return; 17711 } 17712 Bundle extras = new Bundle(2); 17713 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17714 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17715 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17716 if (isUpdate || isRemovedPackageSystemUpdate) { 17717 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17718 } 17719 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17720 if (removedPackage != null) { 17721 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17722 extras, 0, null, null, removedUsers); 17723 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17724 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17725 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17726 null, null, removedUsers); 17727 } 17728 } 17729 if (removedAppId >= 0) { 17730 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17731 removedUsers); 17732 } 17733 } 17734 } 17735 17736 /* 17737 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17738 * flag is not set, the data directory is removed as well. 17739 * make sure this flag is set for partially installed apps. If not its meaningless to 17740 * delete a partially installed application. 17741 */ 17742 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17743 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17744 String packageName = ps.name; 17745 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17746 // Retrieve object to delete permissions for shared user later on 17747 final PackageParser.Package deletedPkg; 17748 final PackageSetting deletedPs; 17749 // reader 17750 synchronized (mPackages) { 17751 deletedPkg = mPackages.get(packageName); 17752 deletedPs = mSettings.mPackages.get(packageName); 17753 if (outInfo != null) { 17754 outInfo.removedPackage = packageName; 17755 outInfo.isStaticSharedLib = deletedPkg != null 17756 && deletedPkg.staticSharedLibName != null; 17757 outInfo.removedUsers = deletedPs != null 17758 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17759 : null; 17760 } 17761 } 17762 17763 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17764 17765 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17766 final PackageParser.Package resolvedPkg; 17767 if (deletedPkg != null) { 17768 resolvedPkg = deletedPkg; 17769 } else { 17770 // We don't have a parsed package when it lives on an ejected 17771 // adopted storage device, so fake something together 17772 resolvedPkg = new PackageParser.Package(ps.name); 17773 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17774 } 17775 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17776 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17777 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17778 if (outInfo != null) { 17779 outInfo.dataRemoved = true; 17780 } 17781 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17782 } 17783 17784 int removedAppId = -1; 17785 17786 // writer 17787 synchronized (mPackages) { 17788 boolean installedStateChanged = false; 17789 if (deletedPs != null) { 17790 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17791 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17792 clearDefaultBrowserIfNeeded(packageName); 17793 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17794 removedAppId = mSettings.removePackageLPw(packageName); 17795 if (outInfo != null) { 17796 outInfo.removedAppId = removedAppId; 17797 } 17798 updatePermissionsLPw(deletedPs.name, null, 0); 17799 if (deletedPs.sharedUser != null) { 17800 // Remove permissions associated with package. Since runtime 17801 // permissions are per user we have to kill the removed package 17802 // or packages running under the shared user of the removed 17803 // package if revoking the permissions requested only by the removed 17804 // package is successful and this causes a change in gids. 17805 for (int userId : UserManagerService.getInstance().getUserIds()) { 17806 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17807 userId); 17808 if (userIdToKill == UserHandle.USER_ALL 17809 || userIdToKill >= UserHandle.USER_SYSTEM) { 17810 // If gids changed for this user, kill all affected packages. 17811 mHandler.post(new Runnable() { 17812 @Override 17813 public void run() { 17814 // This has to happen with no lock held. 17815 killApplication(deletedPs.name, deletedPs.appId, 17816 KILL_APP_REASON_GIDS_CHANGED); 17817 } 17818 }); 17819 break; 17820 } 17821 } 17822 } 17823 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17824 } 17825 // make sure to preserve per-user disabled state if this removal was just 17826 // a downgrade of a system app to the factory package 17827 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17828 if (DEBUG_REMOVE) { 17829 Slog.d(TAG, "Propagating install state across downgrade"); 17830 } 17831 for (int userId : allUserHandles) { 17832 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17833 if (DEBUG_REMOVE) { 17834 Slog.d(TAG, " user " + userId + " => " + installed); 17835 } 17836 if (installed != ps.getInstalled(userId)) { 17837 installedStateChanged = true; 17838 } 17839 ps.setInstalled(installed, userId); 17840 } 17841 } 17842 } 17843 // can downgrade to reader 17844 if (writeSettings) { 17845 // Save settings now 17846 mSettings.writeLPr(); 17847 } 17848 if (installedStateChanged) { 17849 mSettings.writeKernelMappingLPr(ps); 17850 } 17851 } 17852 if (removedAppId != -1) { 17853 // A user ID was deleted here. Go through all users and remove it 17854 // from KeyStore. 17855 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17856 } 17857 } 17858 17859 static boolean locationIsPrivileged(File path) { 17860 try { 17861 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17862 .getCanonicalPath(); 17863 return path.getCanonicalPath().startsWith(privilegedAppDir); 17864 } catch (IOException e) { 17865 Slog.e(TAG, "Unable to access code path " + path); 17866 } 17867 return false; 17868 } 17869 17870 /* 17871 * Tries to delete system package. 17872 */ 17873 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17874 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17875 boolean writeSettings) { 17876 if (deletedPs.parentPackageName != null) { 17877 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17878 return false; 17879 } 17880 17881 final boolean applyUserRestrictions 17882 = (allUserHandles != null) && (outInfo.origUsers != null); 17883 final PackageSetting disabledPs; 17884 // Confirm if the system package has been updated 17885 // An updated system app can be deleted. This will also have to restore 17886 // the system pkg from system partition 17887 // reader 17888 synchronized (mPackages) { 17889 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17890 } 17891 17892 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17893 + " disabledPs=" + disabledPs); 17894 17895 if (disabledPs == null) { 17896 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17897 return false; 17898 } else if (DEBUG_REMOVE) { 17899 Slog.d(TAG, "Deleting system pkg from data partition"); 17900 } 17901 17902 if (DEBUG_REMOVE) { 17903 if (applyUserRestrictions) { 17904 Slog.d(TAG, "Remembering install states:"); 17905 for (int userId : allUserHandles) { 17906 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17907 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17908 } 17909 } 17910 } 17911 17912 // Delete the updated package 17913 outInfo.isRemovedPackageSystemUpdate = true; 17914 if (outInfo.removedChildPackages != null) { 17915 final int childCount = (deletedPs.childPackageNames != null) 17916 ? deletedPs.childPackageNames.size() : 0; 17917 for (int i = 0; i < childCount; i++) { 17918 String childPackageName = deletedPs.childPackageNames.get(i); 17919 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17920 .contains(childPackageName)) { 17921 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17922 childPackageName); 17923 if (childInfo != null) { 17924 childInfo.isRemovedPackageSystemUpdate = true; 17925 } 17926 } 17927 } 17928 } 17929 17930 if (disabledPs.versionCode < deletedPs.versionCode) { 17931 // Delete data for downgrades 17932 flags &= ~PackageManager.DELETE_KEEP_DATA; 17933 } else { 17934 // Preserve data by setting flag 17935 flags |= PackageManager.DELETE_KEEP_DATA; 17936 } 17937 17938 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17939 outInfo, writeSettings, disabledPs.pkg); 17940 if (!ret) { 17941 return false; 17942 } 17943 17944 // writer 17945 synchronized (mPackages) { 17946 // Reinstate the old system package 17947 enableSystemPackageLPw(disabledPs.pkg); 17948 // Remove any native libraries from the upgraded package. 17949 removeNativeBinariesLI(deletedPs); 17950 } 17951 17952 // Install the system package 17953 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17954 int parseFlags = mDefParseFlags 17955 | PackageParser.PARSE_MUST_BE_APK 17956 | PackageParser.PARSE_IS_SYSTEM 17957 | PackageParser.PARSE_IS_SYSTEM_DIR; 17958 if (locationIsPrivileged(disabledPs.codePath)) { 17959 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17960 } 17961 17962 final PackageParser.Package newPkg; 17963 try { 17964 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17965 0 /* currentTime */, null); 17966 } catch (PackageManagerException e) { 17967 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17968 + e.getMessage()); 17969 return false; 17970 } 17971 17972 try { 17973 // update shared libraries for the newly re-installed system package 17974 updateSharedLibrariesLPr(newPkg, null); 17975 } catch (PackageManagerException e) { 17976 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17977 } 17978 17979 prepareAppDataAfterInstallLIF(newPkg); 17980 17981 // writer 17982 synchronized (mPackages) { 17983 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17984 17985 // Propagate the permissions state as we do not want to drop on the floor 17986 // runtime permissions. The update permissions method below will take 17987 // care of removing obsolete permissions and grant install permissions. 17988 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17989 updatePermissionsLPw(newPkg.packageName, newPkg, 17990 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17991 17992 if (applyUserRestrictions) { 17993 boolean installedStateChanged = false; 17994 if (DEBUG_REMOVE) { 17995 Slog.d(TAG, "Propagating install state across reinstall"); 17996 } 17997 for (int userId : allUserHandles) { 17998 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17999 if (DEBUG_REMOVE) { 18000 Slog.d(TAG, " user " + userId + " => " + installed); 18001 } 18002 if (installed != ps.getInstalled(userId)) { 18003 installedStateChanged = true; 18004 } 18005 ps.setInstalled(installed, userId); 18006 18007 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18008 } 18009 // Regardless of writeSettings we need to ensure that this restriction 18010 // state propagation is persisted 18011 mSettings.writeAllUsersPackageRestrictionsLPr(); 18012 if (installedStateChanged) { 18013 mSettings.writeKernelMappingLPr(ps); 18014 } 18015 } 18016 // can downgrade to reader here 18017 if (writeSettings) { 18018 mSettings.writeLPr(); 18019 } 18020 } 18021 return true; 18022 } 18023 18024 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18025 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18026 PackageRemovedInfo outInfo, boolean writeSettings, 18027 PackageParser.Package replacingPackage) { 18028 synchronized (mPackages) { 18029 if (outInfo != null) { 18030 outInfo.uid = ps.appId; 18031 } 18032 18033 if (outInfo != null && outInfo.removedChildPackages != null) { 18034 final int childCount = (ps.childPackageNames != null) 18035 ? ps.childPackageNames.size() : 0; 18036 for (int i = 0; i < childCount; i++) { 18037 String childPackageName = ps.childPackageNames.get(i); 18038 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18039 if (childPs == null) { 18040 return false; 18041 } 18042 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18043 childPackageName); 18044 if (childInfo != null) { 18045 childInfo.uid = childPs.appId; 18046 } 18047 } 18048 } 18049 } 18050 18051 // Delete package data from internal structures and also remove data if flag is set 18052 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18053 18054 // Delete the child packages data 18055 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18056 for (int i = 0; i < childCount; i++) { 18057 PackageSetting childPs; 18058 synchronized (mPackages) { 18059 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18060 } 18061 if (childPs != null) { 18062 PackageRemovedInfo childOutInfo = (outInfo != null 18063 && outInfo.removedChildPackages != null) 18064 ? outInfo.removedChildPackages.get(childPs.name) : null; 18065 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18066 && (replacingPackage != null 18067 && !replacingPackage.hasChildPackage(childPs.name)) 18068 ? flags & ~DELETE_KEEP_DATA : flags; 18069 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18070 deleteFlags, writeSettings); 18071 } 18072 } 18073 18074 // Delete application code and resources only for parent packages 18075 if (ps.parentPackageName == null) { 18076 if (deleteCodeAndResources && (outInfo != null)) { 18077 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18078 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18079 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18080 } 18081 } 18082 18083 return true; 18084 } 18085 18086 @Override 18087 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18088 int userId) { 18089 mContext.enforceCallingOrSelfPermission( 18090 android.Manifest.permission.DELETE_PACKAGES, null); 18091 synchronized (mPackages) { 18092 PackageSetting ps = mSettings.mPackages.get(packageName); 18093 if (ps == null) { 18094 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18095 return false; 18096 } 18097 // Cannot block uninstall of static shared libs as they are 18098 // considered a part of the using app (emulating static linking). 18099 // Also static libs are installed always on internal storage. 18100 PackageParser.Package pkg = mPackages.get(packageName); 18101 if (pkg != null && pkg.staticSharedLibName != null) { 18102 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18103 + " providing static shared library: " + pkg.staticSharedLibName); 18104 return false; 18105 } 18106 if (!ps.getInstalled(userId)) { 18107 // Can't block uninstall for an app that is not installed or enabled. 18108 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18109 return false; 18110 } 18111 ps.setBlockUninstall(blockUninstall, userId); 18112 mSettings.writePackageRestrictionsLPr(userId); 18113 } 18114 return true; 18115 } 18116 18117 @Override 18118 public boolean getBlockUninstallForUser(String packageName, int userId) { 18119 synchronized (mPackages) { 18120 PackageSetting ps = mSettings.mPackages.get(packageName); 18121 if (ps == null) { 18122 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18123 return false; 18124 } 18125 return ps.getBlockUninstall(userId); 18126 } 18127 } 18128 18129 @Override 18130 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18131 int callingUid = Binder.getCallingUid(); 18132 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18133 throw new SecurityException( 18134 "setRequiredForSystemUser can only be run by the system or root"); 18135 } 18136 synchronized (mPackages) { 18137 PackageSetting ps = mSettings.mPackages.get(packageName); 18138 if (ps == null) { 18139 Log.w(TAG, "Package doesn't exist: " + packageName); 18140 return false; 18141 } 18142 if (systemUserApp) { 18143 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18144 } else { 18145 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18146 } 18147 mSettings.writeLPr(); 18148 } 18149 return true; 18150 } 18151 18152 /* 18153 * This method handles package deletion in general 18154 */ 18155 private boolean deletePackageLIF(String packageName, UserHandle user, 18156 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18157 PackageRemovedInfo outInfo, boolean writeSettings, 18158 PackageParser.Package replacingPackage) { 18159 if (packageName == null) { 18160 Slog.w(TAG, "Attempt to delete null packageName."); 18161 return false; 18162 } 18163 18164 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18165 18166 PackageSetting ps; 18167 synchronized (mPackages) { 18168 ps = mSettings.mPackages.get(packageName); 18169 if (ps == null) { 18170 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18171 return false; 18172 } 18173 18174 if (ps.parentPackageName != null && (!isSystemApp(ps) 18175 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18176 if (DEBUG_REMOVE) { 18177 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18178 + ((user == null) ? UserHandle.USER_ALL : user)); 18179 } 18180 final int removedUserId = (user != null) ? user.getIdentifier() 18181 : UserHandle.USER_ALL; 18182 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18183 return false; 18184 } 18185 markPackageUninstalledForUserLPw(ps, user); 18186 scheduleWritePackageRestrictionsLocked(user); 18187 return true; 18188 } 18189 } 18190 18191 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18192 && user.getIdentifier() != UserHandle.USER_ALL)) { 18193 // The caller is asking that the package only be deleted for a single 18194 // user. To do this, we just mark its uninstalled state and delete 18195 // its data. If this is a system app, we only allow this to happen if 18196 // they have set the special DELETE_SYSTEM_APP which requests different 18197 // semantics than normal for uninstalling system apps. 18198 markPackageUninstalledForUserLPw(ps, user); 18199 18200 if (!isSystemApp(ps)) { 18201 // Do not uninstall the APK if an app should be cached 18202 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18203 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18204 // Other user still have this package installed, so all 18205 // we need to do is clear this user's data and save that 18206 // it is uninstalled. 18207 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18208 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18209 return false; 18210 } 18211 scheduleWritePackageRestrictionsLocked(user); 18212 return true; 18213 } else { 18214 // We need to set it back to 'installed' so the uninstall 18215 // broadcasts will be sent correctly. 18216 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18217 ps.setInstalled(true, user.getIdentifier()); 18218 mSettings.writeKernelMappingLPr(ps); 18219 } 18220 } else { 18221 // This is a system app, so we assume that the 18222 // other users still have this package installed, so all 18223 // we need to do is clear this user's data and save that 18224 // it is uninstalled. 18225 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18226 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18227 return false; 18228 } 18229 scheduleWritePackageRestrictionsLocked(user); 18230 return true; 18231 } 18232 } 18233 18234 // If we are deleting a composite package for all users, keep track 18235 // of result for each child. 18236 if (ps.childPackageNames != null && outInfo != null) { 18237 synchronized (mPackages) { 18238 final int childCount = ps.childPackageNames.size(); 18239 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18240 for (int i = 0; i < childCount; i++) { 18241 String childPackageName = ps.childPackageNames.get(i); 18242 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18243 childInfo.removedPackage = childPackageName; 18244 outInfo.removedChildPackages.put(childPackageName, childInfo); 18245 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18246 if (childPs != null) { 18247 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18248 } 18249 } 18250 } 18251 } 18252 18253 boolean ret = false; 18254 if (isSystemApp(ps)) { 18255 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18256 // When an updated system application is deleted we delete the existing resources 18257 // as well and fall back to existing code in system partition 18258 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18259 } else { 18260 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18261 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18262 outInfo, writeSettings, replacingPackage); 18263 } 18264 18265 // Take a note whether we deleted the package for all users 18266 if (outInfo != null) { 18267 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18268 if (outInfo.removedChildPackages != null) { 18269 synchronized (mPackages) { 18270 final int childCount = outInfo.removedChildPackages.size(); 18271 for (int i = 0; i < childCount; i++) { 18272 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18273 if (childInfo != null) { 18274 childInfo.removedForAllUsers = mPackages.get( 18275 childInfo.removedPackage) == null; 18276 } 18277 } 18278 } 18279 } 18280 // If we uninstalled an update to a system app there may be some 18281 // child packages that appeared as they are declared in the system 18282 // app but were not declared in the update. 18283 if (isSystemApp(ps)) { 18284 synchronized (mPackages) { 18285 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18286 final int childCount = (updatedPs.childPackageNames != null) 18287 ? updatedPs.childPackageNames.size() : 0; 18288 for (int i = 0; i < childCount; i++) { 18289 String childPackageName = updatedPs.childPackageNames.get(i); 18290 if (outInfo.removedChildPackages == null 18291 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18292 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18293 if (childPs == null) { 18294 continue; 18295 } 18296 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18297 installRes.name = childPackageName; 18298 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18299 installRes.pkg = mPackages.get(childPackageName); 18300 installRes.uid = childPs.pkg.applicationInfo.uid; 18301 if (outInfo.appearedChildPackages == null) { 18302 outInfo.appearedChildPackages = new ArrayMap<>(); 18303 } 18304 outInfo.appearedChildPackages.put(childPackageName, installRes); 18305 } 18306 } 18307 } 18308 } 18309 } 18310 18311 return ret; 18312 } 18313 18314 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18315 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18316 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18317 for (int nextUserId : userIds) { 18318 if (DEBUG_REMOVE) { 18319 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18320 } 18321 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18322 false /*installed*/, 18323 true /*stopped*/, 18324 true /*notLaunched*/, 18325 false /*hidden*/, 18326 false /*suspended*/, 18327 false /*instantApp*/, 18328 null /*lastDisableAppCaller*/, 18329 null /*enabledComponents*/, 18330 null /*disabledComponents*/, 18331 false /*blockUninstall*/, 18332 ps.readUserState(nextUserId).domainVerificationStatus, 18333 0, PackageManager.INSTALL_REASON_UNKNOWN); 18334 } 18335 mSettings.writeKernelMappingLPr(ps); 18336 } 18337 18338 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18339 PackageRemovedInfo outInfo) { 18340 final PackageParser.Package pkg; 18341 synchronized (mPackages) { 18342 pkg = mPackages.get(ps.name); 18343 } 18344 18345 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18346 : new int[] {userId}; 18347 for (int nextUserId : userIds) { 18348 if (DEBUG_REMOVE) { 18349 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18350 + nextUserId); 18351 } 18352 18353 destroyAppDataLIF(pkg, userId, 18354 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18355 destroyAppProfilesLIF(pkg, userId); 18356 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18357 schedulePackageCleaning(ps.name, nextUserId, false); 18358 synchronized (mPackages) { 18359 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18360 scheduleWritePackageRestrictionsLocked(nextUserId); 18361 } 18362 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18363 } 18364 } 18365 18366 if (outInfo != null) { 18367 outInfo.removedPackage = ps.name; 18368 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18369 outInfo.removedAppId = ps.appId; 18370 outInfo.removedUsers = userIds; 18371 } 18372 18373 return true; 18374 } 18375 18376 private final class ClearStorageConnection implements ServiceConnection { 18377 IMediaContainerService mContainerService; 18378 18379 @Override 18380 public void onServiceConnected(ComponentName name, IBinder service) { 18381 synchronized (this) { 18382 mContainerService = IMediaContainerService.Stub 18383 .asInterface(Binder.allowBlocking(service)); 18384 notifyAll(); 18385 } 18386 } 18387 18388 @Override 18389 public void onServiceDisconnected(ComponentName name) { 18390 } 18391 } 18392 18393 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18394 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18395 18396 final boolean mounted; 18397 if (Environment.isExternalStorageEmulated()) { 18398 mounted = true; 18399 } else { 18400 final String status = Environment.getExternalStorageState(); 18401 18402 mounted = status.equals(Environment.MEDIA_MOUNTED) 18403 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18404 } 18405 18406 if (!mounted) { 18407 return; 18408 } 18409 18410 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18411 int[] users; 18412 if (userId == UserHandle.USER_ALL) { 18413 users = sUserManager.getUserIds(); 18414 } else { 18415 users = new int[] { userId }; 18416 } 18417 final ClearStorageConnection conn = new ClearStorageConnection(); 18418 if (mContext.bindServiceAsUser( 18419 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18420 try { 18421 for (int curUser : users) { 18422 long timeout = SystemClock.uptimeMillis() + 5000; 18423 synchronized (conn) { 18424 long now; 18425 while (conn.mContainerService == null && 18426 (now = SystemClock.uptimeMillis()) < timeout) { 18427 try { 18428 conn.wait(timeout - now); 18429 } catch (InterruptedException e) { 18430 } 18431 } 18432 } 18433 if (conn.mContainerService == null) { 18434 return; 18435 } 18436 18437 final UserEnvironment userEnv = new UserEnvironment(curUser); 18438 clearDirectory(conn.mContainerService, 18439 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18440 if (allData) { 18441 clearDirectory(conn.mContainerService, 18442 userEnv.buildExternalStorageAppDataDirs(packageName)); 18443 clearDirectory(conn.mContainerService, 18444 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18445 } 18446 } 18447 } finally { 18448 mContext.unbindService(conn); 18449 } 18450 } 18451 } 18452 18453 @Override 18454 public void clearApplicationProfileData(String packageName) { 18455 enforceSystemOrRoot("Only the system can clear all profile data"); 18456 18457 final PackageParser.Package pkg; 18458 synchronized (mPackages) { 18459 pkg = mPackages.get(packageName); 18460 } 18461 18462 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18463 synchronized (mInstallLock) { 18464 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18465 } 18466 } 18467 } 18468 18469 @Override 18470 public void clearApplicationUserData(final String packageName, 18471 final IPackageDataObserver observer, final int userId) { 18472 mContext.enforceCallingOrSelfPermission( 18473 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18474 18475 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18476 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18477 18478 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18479 throw new SecurityException("Cannot clear data for a protected package: " 18480 + packageName); 18481 } 18482 // Queue up an async operation since the package deletion may take a little while. 18483 mHandler.post(new Runnable() { 18484 public void run() { 18485 mHandler.removeCallbacks(this); 18486 final boolean succeeded; 18487 try (PackageFreezer freezer = freezePackage(packageName, 18488 "clearApplicationUserData")) { 18489 synchronized (mInstallLock) { 18490 succeeded = clearApplicationUserDataLIF(packageName, userId); 18491 } 18492 clearExternalStorageDataSync(packageName, userId, true); 18493 synchronized (mPackages) { 18494 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18495 packageName, userId); 18496 } 18497 } 18498 if (succeeded) { 18499 // invoke DeviceStorageMonitor's update method to clear any notifications 18500 DeviceStorageMonitorInternal dsm = LocalServices 18501 .getService(DeviceStorageMonitorInternal.class); 18502 if (dsm != null) { 18503 dsm.checkMemory(); 18504 } 18505 } 18506 if(observer != null) { 18507 try { 18508 observer.onRemoveCompleted(packageName, succeeded); 18509 } catch (RemoteException e) { 18510 Log.i(TAG, "Observer no longer exists."); 18511 } 18512 } //end if observer 18513 } //end run 18514 }); 18515 } 18516 18517 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18518 if (packageName == null) { 18519 Slog.w(TAG, "Attempt to delete null packageName."); 18520 return false; 18521 } 18522 18523 // Try finding details about the requested package 18524 PackageParser.Package pkg; 18525 synchronized (mPackages) { 18526 pkg = mPackages.get(packageName); 18527 if (pkg == null) { 18528 final PackageSetting ps = mSettings.mPackages.get(packageName); 18529 if (ps != null) { 18530 pkg = ps.pkg; 18531 } 18532 } 18533 18534 if (pkg == null) { 18535 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18536 return false; 18537 } 18538 18539 PackageSetting ps = (PackageSetting) pkg.mExtras; 18540 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18541 } 18542 18543 clearAppDataLIF(pkg, userId, 18544 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18545 18546 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18547 removeKeystoreDataIfNeeded(userId, appId); 18548 18549 UserManagerInternal umInternal = getUserManagerInternal(); 18550 final int flags; 18551 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18552 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18553 } else if (umInternal.isUserRunning(userId)) { 18554 flags = StorageManager.FLAG_STORAGE_DE; 18555 } else { 18556 flags = 0; 18557 } 18558 prepareAppDataContentsLIF(pkg, userId, flags); 18559 18560 return true; 18561 } 18562 18563 /** 18564 * Reverts user permission state changes (permissions and flags) in 18565 * all packages for a given user. 18566 * 18567 * @param userId The device user for which to do a reset. 18568 */ 18569 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18570 final int packageCount = mPackages.size(); 18571 for (int i = 0; i < packageCount; i++) { 18572 PackageParser.Package pkg = mPackages.valueAt(i); 18573 PackageSetting ps = (PackageSetting) pkg.mExtras; 18574 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18575 } 18576 } 18577 18578 private void resetNetworkPolicies(int userId) { 18579 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18580 } 18581 18582 /** 18583 * Reverts user permission state changes (permissions and flags). 18584 * 18585 * @param ps The package for which to reset. 18586 * @param userId The device user for which to do a reset. 18587 */ 18588 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18589 final PackageSetting ps, final int userId) { 18590 if (ps.pkg == null) { 18591 return; 18592 } 18593 18594 // These are flags that can change base on user actions. 18595 final int userSettableMask = FLAG_PERMISSION_USER_SET 18596 | FLAG_PERMISSION_USER_FIXED 18597 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18598 | FLAG_PERMISSION_REVIEW_REQUIRED; 18599 18600 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18601 | FLAG_PERMISSION_POLICY_FIXED; 18602 18603 boolean writeInstallPermissions = false; 18604 boolean writeRuntimePermissions = false; 18605 18606 final int permissionCount = ps.pkg.requestedPermissions.size(); 18607 for (int i = 0; i < permissionCount; i++) { 18608 String permission = ps.pkg.requestedPermissions.get(i); 18609 18610 BasePermission bp = mSettings.mPermissions.get(permission); 18611 if (bp == null) { 18612 continue; 18613 } 18614 18615 // If shared user we just reset the state to which only this app contributed. 18616 if (ps.sharedUser != null) { 18617 boolean used = false; 18618 final int packageCount = ps.sharedUser.packages.size(); 18619 for (int j = 0; j < packageCount; j++) { 18620 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18621 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18622 && pkg.pkg.requestedPermissions.contains(permission)) { 18623 used = true; 18624 break; 18625 } 18626 } 18627 if (used) { 18628 continue; 18629 } 18630 } 18631 18632 PermissionsState permissionsState = ps.getPermissionsState(); 18633 18634 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18635 18636 // Always clear the user settable flags. 18637 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18638 bp.name) != null; 18639 // If permission review is enabled and this is a legacy app, mark the 18640 // permission as requiring a review as this is the initial state. 18641 int flags = 0; 18642 if (mPermissionReviewRequired 18643 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18644 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18645 } 18646 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18647 if (hasInstallState) { 18648 writeInstallPermissions = true; 18649 } else { 18650 writeRuntimePermissions = true; 18651 } 18652 } 18653 18654 // Below is only runtime permission handling. 18655 if (!bp.isRuntime()) { 18656 continue; 18657 } 18658 18659 // Never clobber system or policy. 18660 if ((oldFlags & policyOrSystemFlags) != 0) { 18661 continue; 18662 } 18663 18664 // If this permission was granted by default, make sure it is. 18665 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18666 if (permissionsState.grantRuntimePermission(bp, userId) 18667 != PERMISSION_OPERATION_FAILURE) { 18668 writeRuntimePermissions = true; 18669 } 18670 // If permission review is enabled the permissions for a legacy apps 18671 // are represented as constantly granted runtime ones, so don't revoke. 18672 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18673 // Otherwise, reset the permission. 18674 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18675 switch (revokeResult) { 18676 case PERMISSION_OPERATION_SUCCESS: 18677 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18678 writeRuntimePermissions = true; 18679 final int appId = ps.appId; 18680 mHandler.post(new Runnable() { 18681 @Override 18682 public void run() { 18683 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18684 } 18685 }); 18686 } break; 18687 } 18688 } 18689 } 18690 18691 // Synchronously write as we are taking permissions away. 18692 if (writeRuntimePermissions) { 18693 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18694 } 18695 18696 // Synchronously write as we are taking permissions away. 18697 if (writeInstallPermissions) { 18698 mSettings.writeLPr(); 18699 } 18700 } 18701 18702 /** 18703 * Remove entries from the keystore daemon. Will only remove it if the 18704 * {@code appId} is valid. 18705 */ 18706 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18707 if (appId < 0) { 18708 return; 18709 } 18710 18711 final KeyStore keyStore = KeyStore.getInstance(); 18712 if (keyStore != null) { 18713 if (userId == UserHandle.USER_ALL) { 18714 for (final int individual : sUserManager.getUserIds()) { 18715 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18716 } 18717 } else { 18718 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18719 } 18720 } else { 18721 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18722 } 18723 } 18724 18725 @Override 18726 public void deleteApplicationCacheFiles(final String packageName, 18727 final IPackageDataObserver observer) { 18728 final int userId = UserHandle.getCallingUserId(); 18729 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18730 } 18731 18732 @Override 18733 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18734 final IPackageDataObserver observer) { 18735 mContext.enforceCallingOrSelfPermission( 18736 android.Manifest.permission.DELETE_CACHE_FILES, null); 18737 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18738 /* requireFullPermission= */ true, /* checkShell= */ false, 18739 "delete application cache files"); 18740 18741 final PackageParser.Package pkg; 18742 synchronized (mPackages) { 18743 pkg = mPackages.get(packageName); 18744 } 18745 18746 // Queue up an async operation since the package deletion may take a little while. 18747 mHandler.post(new Runnable() { 18748 public void run() { 18749 synchronized (mInstallLock) { 18750 final int flags = StorageManager.FLAG_STORAGE_DE 18751 | StorageManager.FLAG_STORAGE_CE; 18752 // We're only clearing cache files, so we don't care if the 18753 // app is unfrozen and still able to run 18754 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18755 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18756 } 18757 clearExternalStorageDataSync(packageName, userId, false); 18758 if (observer != null) { 18759 try { 18760 observer.onRemoveCompleted(packageName, true); 18761 } catch (RemoteException e) { 18762 Log.i(TAG, "Observer no longer exists."); 18763 } 18764 } 18765 } 18766 }); 18767 } 18768 18769 @Override 18770 public void getPackageSizeInfo(final String packageName, int userHandle, 18771 final IPackageStatsObserver observer) { 18772 throw new UnsupportedOperationException( 18773 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18774 } 18775 18776 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18777 final PackageSetting ps; 18778 synchronized (mPackages) { 18779 ps = mSettings.mPackages.get(packageName); 18780 if (ps == null) { 18781 Slog.w(TAG, "Failed to find settings for " + packageName); 18782 return false; 18783 } 18784 } 18785 18786 final String[] packageNames = { packageName }; 18787 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18788 final String[] codePaths = { ps.codePathString }; 18789 18790 try { 18791 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18792 ps.appId, ceDataInodes, codePaths, stats); 18793 18794 // For now, ignore code size of packages on system partition 18795 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18796 stats.codeSize = 0; 18797 } 18798 18799 // External clients expect these to be tracked separately 18800 stats.dataSize -= stats.cacheSize; 18801 18802 } catch (InstallerException e) { 18803 Slog.w(TAG, String.valueOf(e)); 18804 return false; 18805 } 18806 18807 return true; 18808 } 18809 18810 private int getUidTargetSdkVersionLockedLPr(int uid) { 18811 Object obj = mSettings.getUserIdLPr(uid); 18812 if (obj instanceof SharedUserSetting) { 18813 final SharedUserSetting sus = (SharedUserSetting) obj; 18814 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18815 final Iterator<PackageSetting> it = sus.packages.iterator(); 18816 while (it.hasNext()) { 18817 final PackageSetting ps = it.next(); 18818 if (ps.pkg != null) { 18819 int v = ps.pkg.applicationInfo.targetSdkVersion; 18820 if (v < vers) vers = v; 18821 } 18822 } 18823 return vers; 18824 } else if (obj instanceof PackageSetting) { 18825 final PackageSetting ps = (PackageSetting) obj; 18826 if (ps.pkg != null) { 18827 return ps.pkg.applicationInfo.targetSdkVersion; 18828 } 18829 } 18830 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18831 } 18832 18833 @Override 18834 public void addPreferredActivity(IntentFilter filter, int match, 18835 ComponentName[] set, ComponentName activity, int userId) { 18836 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18837 "Adding preferred"); 18838 } 18839 18840 private void addPreferredActivityInternal(IntentFilter filter, int match, 18841 ComponentName[] set, ComponentName activity, boolean always, int userId, 18842 String opname) { 18843 // writer 18844 int callingUid = Binder.getCallingUid(); 18845 enforceCrossUserPermission(callingUid, userId, 18846 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18847 if (filter.countActions() == 0) { 18848 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18849 return; 18850 } 18851 synchronized (mPackages) { 18852 if (mContext.checkCallingOrSelfPermission( 18853 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18854 != PackageManager.PERMISSION_GRANTED) { 18855 if (getUidTargetSdkVersionLockedLPr(callingUid) 18856 < Build.VERSION_CODES.FROYO) { 18857 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18858 + callingUid); 18859 return; 18860 } 18861 mContext.enforceCallingOrSelfPermission( 18862 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18863 } 18864 18865 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18866 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18867 + userId + ":"); 18868 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18869 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18870 scheduleWritePackageRestrictionsLocked(userId); 18871 postPreferredActivityChangedBroadcast(userId); 18872 } 18873 } 18874 18875 private void postPreferredActivityChangedBroadcast(int userId) { 18876 mHandler.post(() -> { 18877 final IActivityManager am = ActivityManager.getService(); 18878 if (am == null) { 18879 return; 18880 } 18881 18882 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18883 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18884 try { 18885 am.broadcastIntent(null, intent, null, null, 18886 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18887 null, false, false, userId); 18888 } catch (RemoteException e) { 18889 } 18890 }); 18891 } 18892 18893 @Override 18894 public void replacePreferredActivity(IntentFilter filter, int match, 18895 ComponentName[] set, ComponentName activity, int userId) { 18896 if (filter.countActions() != 1) { 18897 throw new IllegalArgumentException( 18898 "replacePreferredActivity expects filter to have only 1 action."); 18899 } 18900 if (filter.countDataAuthorities() != 0 18901 || filter.countDataPaths() != 0 18902 || filter.countDataSchemes() > 1 18903 || filter.countDataTypes() != 0) { 18904 throw new IllegalArgumentException( 18905 "replacePreferredActivity expects filter to have no data authorities, " + 18906 "paths, or types; and at most one scheme."); 18907 } 18908 18909 final int callingUid = Binder.getCallingUid(); 18910 enforceCrossUserPermission(callingUid, userId, 18911 true /* requireFullPermission */, false /* checkShell */, 18912 "replace preferred activity"); 18913 synchronized (mPackages) { 18914 if (mContext.checkCallingOrSelfPermission( 18915 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18916 != PackageManager.PERMISSION_GRANTED) { 18917 if (getUidTargetSdkVersionLockedLPr(callingUid) 18918 < Build.VERSION_CODES.FROYO) { 18919 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18920 + Binder.getCallingUid()); 18921 return; 18922 } 18923 mContext.enforceCallingOrSelfPermission( 18924 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18925 } 18926 18927 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18928 if (pir != null) { 18929 // Get all of the existing entries that exactly match this filter. 18930 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18931 if (existing != null && existing.size() == 1) { 18932 PreferredActivity cur = existing.get(0); 18933 if (DEBUG_PREFERRED) { 18934 Slog.i(TAG, "Checking replace of preferred:"); 18935 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18936 if (!cur.mPref.mAlways) { 18937 Slog.i(TAG, " -- CUR; not mAlways!"); 18938 } else { 18939 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18940 Slog.i(TAG, " -- CUR: mSet=" 18941 + Arrays.toString(cur.mPref.mSetComponents)); 18942 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18943 Slog.i(TAG, " -- NEW: mMatch=" 18944 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18945 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18946 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18947 } 18948 } 18949 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18950 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18951 && cur.mPref.sameSet(set)) { 18952 // Setting the preferred activity to what it happens to be already 18953 if (DEBUG_PREFERRED) { 18954 Slog.i(TAG, "Replacing with same preferred activity " 18955 + cur.mPref.mShortComponent + " for user " 18956 + userId + ":"); 18957 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18958 } 18959 return; 18960 } 18961 } 18962 18963 if (existing != null) { 18964 if (DEBUG_PREFERRED) { 18965 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18966 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18967 } 18968 for (int i = 0; i < existing.size(); i++) { 18969 PreferredActivity pa = existing.get(i); 18970 if (DEBUG_PREFERRED) { 18971 Slog.i(TAG, "Removing existing preferred activity " 18972 + pa.mPref.mComponent + ":"); 18973 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18974 } 18975 pir.removeFilter(pa); 18976 } 18977 } 18978 } 18979 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18980 "Replacing preferred"); 18981 } 18982 } 18983 18984 @Override 18985 public void clearPackagePreferredActivities(String packageName) { 18986 final int uid = Binder.getCallingUid(); 18987 // writer 18988 synchronized (mPackages) { 18989 PackageParser.Package pkg = mPackages.get(packageName); 18990 if (pkg == null || pkg.applicationInfo.uid != uid) { 18991 if (mContext.checkCallingOrSelfPermission( 18992 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18993 != PackageManager.PERMISSION_GRANTED) { 18994 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18995 < Build.VERSION_CODES.FROYO) { 18996 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18997 + Binder.getCallingUid()); 18998 return; 18999 } 19000 mContext.enforceCallingOrSelfPermission( 19001 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19002 } 19003 } 19004 19005 int user = UserHandle.getCallingUserId(); 19006 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19007 scheduleWritePackageRestrictionsLocked(user); 19008 } 19009 } 19010 } 19011 19012 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19013 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19014 ArrayList<PreferredActivity> removed = null; 19015 boolean changed = false; 19016 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19017 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19018 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19019 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19020 continue; 19021 } 19022 Iterator<PreferredActivity> it = pir.filterIterator(); 19023 while (it.hasNext()) { 19024 PreferredActivity pa = it.next(); 19025 // Mark entry for removal only if it matches the package name 19026 // and the entry is of type "always". 19027 if (packageName == null || 19028 (pa.mPref.mComponent.getPackageName().equals(packageName) 19029 && pa.mPref.mAlways)) { 19030 if (removed == null) { 19031 removed = new ArrayList<PreferredActivity>(); 19032 } 19033 removed.add(pa); 19034 } 19035 } 19036 if (removed != null) { 19037 for (int j=0; j<removed.size(); j++) { 19038 PreferredActivity pa = removed.get(j); 19039 pir.removeFilter(pa); 19040 } 19041 changed = true; 19042 } 19043 } 19044 if (changed) { 19045 postPreferredActivityChangedBroadcast(userId); 19046 } 19047 return changed; 19048 } 19049 19050 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19051 private void clearIntentFilterVerificationsLPw(int userId) { 19052 final int packageCount = mPackages.size(); 19053 for (int i = 0; i < packageCount; i++) { 19054 PackageParser.Package pkg = mPackages.valueAt(i); 19055 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19056 } 19057 } 19058 19059 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19060 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19061 if (userId == UserHandle.USER_ALL) { 19062 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19063 sUserManager.getUserIds())) { 19064 for (int oneUserId : sUserManager.getUserIds()) { 19065 scheduleWritePackageRestrictionsLocked(oneUserId); 19066 } 19067 } 19068 } else { 19069 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19070 scheduleWritePackageRestrictionsLocked(userId); 19071 } 19072 } 19073 } 19074 19075 void clearDefaultBrowserIfNeeded(String packageName) { 19076 for (int oneUserId : sUserManager.getUserIds()) { 19077 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19078 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19079 if (packageName.equals(defaultBrowserPackageName)) { 19080 setDefaultBrowserPackageName(null, oneUserId); 19081 } 19082 } 19083 } 19084 19085 @Override 19086 public void resetApplicationPreferences(int userId) { 19087 mContext.enforceCallingOrSelfPermission( 19088 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19089 final long identity = Binder.clearCallingIdentity(); 19090 // writer 19091 try { 19092 synchronized (mPackages) { 19093 clearPackagePreferredActivitiesLPw(null, userId); 19094 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19095 // TODO: We have to reset the default SMS and Phone. This requires 19096 // significant refactoring to keep all default apps in the package 19097 // manager (cleaner but more work) or have the services provide 19098 // callbacks to the package manager to request a default app reset. 19099 applyFactoryDefaultBrowserLPw(userId); 19100 clearIntentFilterVerificationsLPw(userId); 19101 primeDomainVerificationsLPw(userId); 19102 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19103 scheduleWritePackageRestrictionsLocked(userId); 19104 } 19105 resetNetworkPolicies(userId); 19106 } finally { 19107 Binder.restoreCallingIdentity(identity); 19108 } 19109 } 19110 19111 @Override 19112 public int getPreferredActivities(List<IntentFilter> outFilters, 19113 List<ComponentName> outActivities, String packageName) { 19114 19115 int num = 0; 19116 final int userId = UserHandle.getCallingUserId(); 19117 // reader 19118 synchronized (mPackages) { 19119 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19120 if (pir != null) { 19121 final Iterator<PreferredActivity> it = pir.filterIterator(); 19122 while (it.hasNext()) { 19123 final PreferredActivity pa = it.next(); 19124 if (packageName == null 19125 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19126 && pa.mPref.mAlways)) { 19127 if (outFilters != null) { 19128 outFilters.add(new IntentFilter(pa)); 19129 } 19130 if (outActivities != null) { 19131 outActivities.add(pa.mPref.mComponent); 19132 } 19133 } 19134 } 19135 } 19136 } 19137 19138 return num; 19139 } 19140 19141 @Override 19142 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19143 int userId) { 19144 int callingUid = Binder.getCallingUid(); 19145 if (callingUid != Process.SYSTEM_UID) { 19146 throw new SecurityException( 19147 "addPersistentPreferredActivity can only be run by the system"); 19148 } 19149 if (filter.countActions() == 0) { 19150 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19151 return; 19152 } 19153 synchronized (mPackages) { 19154 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19155 ":"); 19156 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19157 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19158 new PersistentPreferredActivity(filter, activity)); 19159 scheduleWritePackageRestrictionsLocked(userId); 19160 postPreferredActivityChangedBroadcast(userId); 19161 } 19162 } 19163 19164 @Override 19165 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19166 int callingUid = Binder.getCallingUid(); 19167 if (callingUid != Process.SYSTEM_UID) { 19168 throw new SecurityException( 19169 "clearPackagePersistentPreferredActivities can only be run by the system"); 19170 } 19171 ArrayList<PersistentPreferredActivity> removed = null; 19172 boolean changed = false; 19173 synchronized (mPackages) { 19174 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19175 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19176 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19177 .valueAt(i); 19178 if (userId != thisUserId) { 19179 continue; 19180 } 19181 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19182 while (it.hasNext()) { 19183 PersistentPreferredActivity ppa = it.next(); 19184 // Mark entry for removal only if it matches the package name. 19185 if (ppa.mComponent.getPackageName().equals(packageName)) { 19186 if (removed == null) { 19187 removed = new ArrayList<PersistentPreferredActivity>(); 19188 } 19189 removed.add(ppa); 19190 } 19191 } 19192 if (removed != null) { 19193 for (int j=0; j<removed.size(); j++) { 19194 PersistentPreferredActivity ppa = removed.get(j); 19195 ppir.removeFilter(ppa); 19196 } 19197 changed = true; 19198 } 19199 } 19200 19201 if (changed) { 19202 scheduleWritePackageRestrictionsLocked(userId); 19203 postPreferredActivityChangedBroadcast(userId); 19204 } 19205 } 19206 } 19207 19208 /** 19209 * Common machinery for picking apart a restored XML blob and passing 19210 * it to a caller-supplied functor to be applied to the running system. 19211 */ 19212 private void restoreFromXml(XmlPullParser parser, int userId, 19213 String expectedStartTag, BlobXmlRestorer functor) 19214 throws IOException, XmlPullParserException { 19215 int type; 19216 while ((type = parser.next()) != XmlPullParser.START_TAG 19217 && type != XmlPullParser.END_DOCUMENT) { 19218 } 19219 if (type != XmlPullParser.START_TAG) { 19220 // oops didn't find a start tag?! 19221 if (DEBUG_BACKUP) { 19222 Slog.e(TAG, "Didn't find start tag during restore"); 19223 } 19224 return; 19225 } 19226Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19227 // this is supposed to be TAG_PREFERRED_BACKUP 19228 if (!expectedStartTag.equals(parser.getName())) { 19229 if (DEBUG_BACKUP) { 19230 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19231 } 19232 return; 19233 } 19234 19235 // skip interfering stuff, then we're aligned with the backing implementation 19236 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19237Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19238 functor.apply(parser, userId); 19239 } 19240 19241 private interface BlobXmlRestorer { 19242 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19243 } 19244 19245 /** 19246 * Non-Binder method, support for the backup/restore mechanism: write the 19247 * full set of preferred activities in its canonical XML format. Returns the 19248 * XML output as a byte array, or null if there is none. 19249 */ 19250 @Override 19251 public byte[] getPreferredActivityBackup(int userId) { 19252 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19253 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19254 } 19255 19256 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19257 try { 19258 final XmlSerializer serializer = new FastXmlSerializer(); 19259 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19260 serializer.startDocument(null, true); 19261 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19262 19263 synchronized (mPackages) { 19264 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19265 } 19266 19267 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19268 serializer.endDocument(); 19269 serializer.flush(); 19270 } catch (Exception e) { 19271 if (DEBUG_BACKUP) { 19272 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19273 } 19274 return null; 19275 } 19276 19277 return dataStream.toByteArray(); 19278 } 19279 19280 @Override 19281 public void restorePreferredActivities(byte[] backup, int userId) { 19282 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19283 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19284 } 19285 19286 try { 19287 final XmlPullParser parser = Xml.newPullParser(); 19288 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19289 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19290 new BlobXmlRestorer() { 19291 @Override 19292 public void apply(XmlPullParser parser, int userId) 19293 throws XmlPullParserException, IOException { 19294 synchronized (mPackages) { 19295 mSettings.readPreferredActivitiesLPw(parser, userId); 19296 } 19297 } 19298 } ); 19299 } catch (Exception e) { 19300 if (DEBUG_BACKUP) { 19301 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19302 } 19303 } 19304 } 19305 19306 /** 19307 * Non-Binder method, support for the backup/restore mechanism: write the 19308 * default browser (etc) settings in its canonical XML format. Returns the default 19309 * browser XML representation as a byte array, or null if there is none. 19310 */ 19311 @Override 19312 public byte[] getDefaultAppsBackup(int userId) { 19313 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19314 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19315 } 19316 19317 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19318 try { 19319 final XmlSerializer serializer = new FastXmlSerializer(); 19320 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19321 serializer.startDocument(null, true); 19322 serializer.startTag(null, TAG_DEFAULT_APPS); 19323 19324 synchronized (mPackages) { 19325 mSettings.writeDefaultAppsLPr(serializer, userId); 19326 } 19327 19328 serializer.endTag(null, TAG_DEFAULT_APPS); 19329 serializer.endDocument(); 19330 serializer.flush(); 19331 } catch (Exception e) { 19332 if (DEBUG_BACKUP) { 19333 Slog.e(TAG, "Unable to write default apps for backup", e); 19334 } 19335 return null; 19336 } 19337 19338 return dataStream.toByteArray(); 19339 } 19340 19341 @Override 19342 public void restoreDefaultApps(byte[] backup, int userId) { 19343 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19344 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19345 } 19346 19347 try { 19348 final XmlPullParser parser = Xml.newPullParser(); 19349 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19350 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19351 new BlobXmlRestorer() { 19352 @Override 19353 public void apply(XmlPullParser parser, int userId) 19354 throws XmlPullParserException, IOException { 19355 synchronized (mPackages) { 19356 mSettings.readDefaultAppsLPw(parser, userId); 19357 } 19358 } 19359 } ); 19360 } catch (Exception e) { 19361 if (DEBUG_BACKUP) { 19362 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19363 } 19364 } 19365 } 19366 19367 @Override 19368 public byte[] getIntentFilterVerificationBackup(int userId) { 19369 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19370 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19371 } 19372 19373 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19374 try { 19375 final XmlSerializer serializer = new FastXmlSerializer(); 19376 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19377 serializer.startDocument(null, true); 19378 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19379 19380 synchronized (mPackages) { 19381 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19382 } 19383 19384 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19385 serializer.endDocument(); 19386 serializer.flush(); 19387 } catch (Exception e) { 19388 if (DEBUG_BACKUP) { 19389 Slog.e(TAG, "Unable to write default apps for backup", e); 19390 } 19391 return null; 19392 } 19393 19394 return dataStream.toByteArray(); 19395 } 19396 19397 @Override 19398 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19399 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19400 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19401 } 19402 19403 try { 19404 final XmlPullParser parser = Xml.newPullParser(); 19405 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19406 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19407 new BlobXmlRestorer() { 19408 @Override 19409 public void apply(XmlPullParser parser, int userId) 19410 throws XmlPullParserException, IOException { 19411 synchronized (mPackages) { 19412 mSettings.readAllDomainVerificationsLPr(parser, userId); 19413 mSettings.writeLPr(); 19414 } 19415 } 19416 } ); 19417 } catch (Exception e) { 19418 if (DEBUG_BACKUP) { 19419 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19420 } 19421 } 19422 } 19423 19424 @Override 19425 public byte[] getPermissionGrantBackup(int userId) { 19426 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19427 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19428 } 19429 19430 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19431 try { 19432 final XmlSerializer serializer = new FastXmlSerializer(); 19433 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19434 serializer.startDocument(null, true); 19435 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19436 19437 synchronized (mPackages) { 19438 serializeRuntimePermissionGrantsLPr(serializer, userId); 19439 } 19440 19441 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19442 serializer.endDocument(); 19443 serializer.flush(); 19444 } catch (Exception e) { 19445 if (DEBUG_BACKUP) { 19446 Slog.e(TAG, "Unable to write default apps for backup", e); 19447 } 19448 return null; 19449 } 19450 19451 return dataStream.toByteArray(); 19452 } 19453 19454 @Override 19455 public void restorePermissionGrants(byte[] backup, int userId) { 19456 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19457 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19458 } 19459 19460 try { 19461 final XmlPullParser parser = Xml.newPullParser(); 19462 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19463 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19464 new BlobXmlRestorer() { 19465 @Override 19466 public void apply(XmlPullParser parser, int userId) 19467 throws XmlPullParserException, IOException { 19468 synchronized (mPackages) { 19469 processRestoredPermissionGrantsLPr(parser, userId); 19470 } 19471 } 19472 } ); 19473 } catch (Exception e) { 19474 if (DEBUG_BACKUP) { 19475 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19476 } 19477 } 19478 } 19479 19480 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19481 throws IOException { 19482 serializer.startTag(null, TAG_ALL_GRANTS); 19483 19484 final int N = mSettings.mPackages.size(); 19485 for (int i = 0; i < N; i++) { 19486 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19487 boolean pkgGrantsKnown = false; 19488 19489 PermissionsState packagePerms = ps.getPermissionsState(); 19490 19491 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19492 final int grantFlags = state.getFlags(); 19493 // only look at grants that are not system/policy fixed 19494 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19495 final boolean isGranted = state.isGranted(); 19496 // And only back up the user-twiddled state bits 19497 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19498 final String packageName = mSettings.mPackages.keyAt(i); 19499 if (!pkgGrantsKnown) { 19500 serializer.startTag(null, TAG_GRANT); 19501 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19502 pkgGrantsKnown = true; 19503 } 19504 19505 final boolean userSet = 19506 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19507 final boolean userFixed = 19508 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19509 final boolean revoke = 19510 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19511 19512 serializer.startTag(null, TAG_PERMISSION); 19513 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19514 if (isGranted) { 19515 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19516 } 19517 if (userSet) { 19518 serializer.attribute(null, ATTR_USER_SET, "true"); 19519 } 19520 if (userFixed) { 19521 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19522 } 19523 if (revoke) { 19524 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19525 } 19526 serializer.endTag(null, TAG_PERMISSION); 19527 } 19528 } 19529 } 19530 19531 if (pkgGrantsKnown) { 19532 serializer.endTag(null, TAG_GRANT); 19533 } 19534 } 19535 19536 serializer.endTag(null, TAG_ALL_GRANTS); 19537 } 19538 19539 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19540 throws XmlPullParserException, IOException { 19541 String pkgName = null; 19542 int outerDepth = parser.getDepth(); 19543 int type; 19544 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19545 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19546 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19547 continue; 19548 } 19549 19550 final String tagName = parser.getName(); 19551 if (tagName.equals(TAG_GRANT)) { 19552 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19553 if (DEBUG_BACKUP) { 19554 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19555 } 19556 } else if (tagName.equals(TAG_PERMISSION)) { 19557 19558 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19559 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19560 19561 int newFlagSet = 0; 19562 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19563 newFlagSet |= FLAG_PERMISSION_USER_SET; 19564 } 19565 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19566 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19567 } 19568 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19569 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19570 } 19571 if (DEBUG_BACKUP) { 19572 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19573 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19574 } 19575 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19576 if (ps != null) { 19577 // Already installed so we apply the grant immediately 19578 if (DEBUG_BACKUP) { 19579 Slog.v(TAG, " + already installed; applying"); 19580 } 19581 PermissionsState perms = ps.getPermissionsState(); 19582 BasePermission bp = mSettings.mPermissions.get(permName); 19583 if (bp != null) { 19584 if (isGranted) { 19585 perms.grantRuntimePermission(bp, userId); 19586 } 19587 if (newFlagSet != 0) { 19588 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19589 } 19590 } 19591 } else { 19592 // Need to wait for post-restore install to apply the grant 19593 if (DEBUG_BACKUP) { 19594 Slog.v(TAG, " - not yet installed; saving for later"); 19595 } 19596 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19597 isGranted, newFlagSet, userId); 19598 } 19599 } else { 19600 PackageManagerService.reportSettingsProblem(Log.WARN, 19601 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19602 XmlUtils.skipCurrentTag(parser); 19603 } 19604 } 19605 19606 scheduleWriteSettingsLocked(); 19607 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19608 } 19609 19610 @Override 19611 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19612 int sourceUserId, int targetUserId, int flags) { 19613 mContext.enforceCallingOrSelfPermission( 19614 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19615 int callingUid = Binder.getCallingUid(); 19616 enforceOwnerRights(ownerPackage, callingUid); 19617 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19618 if (intentFilter.countActions() == 0) { 19619 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19620 return; 19621 } 19622 synchronized (mPackages) { 19623 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19624 ownerPackage, targetUserId, flags); 19625 CrossProfileIntentResolver resolver = 19626 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19627 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19628 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19629 if (existing != null) { 19630 int size = existing.size(); 19631 for (int i = 0; i < size; i++) { 19632 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19633 return; 19634 } 19635 } 19636 } 19637 resolver.addFilter(newFilter); 19638 scheduleWritePackageRestrictionsLocked(sourceUserId); 19639 } 19640 } 19641 19642 @Override 19643 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19644 mContext.enforceCallingOrSelfPermission( 19645 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19646 int callingUid = Binder.getCallingUid(); 19647 enforceOwnerRights(ownerPackage, callingUid); 19648 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19649 synchronized (mPackages) { 19650 CrossProfileIntentResolver resolver = 19651 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19652 ArraySet<CrossProfileIntentFilter> set = 19653 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19654 for (CrossProfileIntentFilter filter : set) { 19655 if (filter.getOwnerPackage().equals(ownerPackage)) { 19656 resolver.removeFilter(filter); 19657 } 19658 } 19659 scheduleWritePackageRestrictionsLocked(sourceUserId); 19660 } 19661 } 19662 19663 // Enforcing that callingUid is owning pkg on userId 19664 private void enforceOwnerRights(String pkg, int callingUid) { 19665 // The system owns everything. 19666 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19667 return; 19668 } 19669 int callingUserId = UserHandle.getUserId(callingUid); 19670 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19671 if (pi == null) { 19672 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19673 + callingUserId); 19674 } 19675 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19676 throw new SecurityException("Calling uid " + callingUid 19677 + " does not own package " + pkg); 19678 } 19679 } 19680 19681 @Override 19682 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19683 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19684 } 19685 19686 /** 19687 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19688 * then reports the most likely home activity or null if there are more than one. 19689 */ 19690 public ComponentName getDefaultHomeActivity(int userId) { 19691 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19692 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19693 if (cn != null) { 19694 return cn; 19695 } 19696 19697 // Find the launcher with the highest priority and return that component if there are no 19698 // other home activity with the same priority. 19699 int lastPriority = Integer.MIN_VALUE; 19700 ComponentName lastComponent = null; 19701 final int size = allHomeCandidates.size(); 19702 for (int i = 0; i < size; i++) { 19703 final ResolveInfo ri = allHomeCandidates.get(i); 19704 if (ri.priority > lastPriority) { 19705 lastComponent = ri.activityInfo.getComponentName(); 19706 lastPriority = ri.priority; 19707 } else if (ri.priority == lastPriority) { 19708 // Two components found with same priority. 19709 lastComponent = null; 19710 } 19711 } 19712 return lastComponent; 19713 } 19714 19715 private Intent getHomeIntent() { 19716 Intent intent = new Intent(Intent.ACTION_MAIN); 19717 intent.addCategory(Intent.CATEGORY_HOME); 19718 intent.addCategory(Intent.CATEGORY_DEFAULT); 19719 return intent; 19720 } 19721 19722 private IntentFilter getHomeFilter() { 19723 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19724 filter.addCategory(Intent.CATEGORY_HOME); 19725 filter.addCategory(Intent.CATEGORY_DEFAULT); 19726 return filter; 19727 } 19728 19729 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19730 int userId) { 19731 Intent intent = getHomeIntent(); 19732 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19733 PackageManager.GET_META_DATA, userId); 19734 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19735 true, false, false, userId); 19736 19737 allHomeCandidates.clear(); 19738 if (list != null) { 19739 for (ResolveInfo ri : list) { 19740 allHomeCandidates.add(ri); 19741 } 19742 } 19743 return (preferred == null || preferred.activityInfo == null) 19744 ? null 19745 : new ComponentName(preferred.activityInfo.packageName, 19746 preferred.activityInfo.name); 19747 } 19748 19749 @Override 19750 public void setHomeActivity(ComponentName comp, int userId) { 19751 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19752 getHomeActivitiesAsUser(homeActivities, userId); 19753 19754 boolean found = false; 19755 19756 final int size = homeActivities.size(); 19757 final ComponentName[] set = new ComponentName[size]; 19758 for (int i = 0; i < size; i++) { 19759 final ResolveInfo candidate = homeActivities.get(i); 19760 final ActivityInfo info = candidate.activityInfo; 19761 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19762 set[i] = activityName; 19763 if (!found && activityName.equals(comp)) { 19764 found = true; 19765 } 19766 } 19767 if (!found) { 19768 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19769 + userId); 19770 } 19771 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19772 set, comp, userId); 19773 } 19774 19775 private @Nullable String getSetupWizardPackageName() { 19776 final Intent intent = new Intent(Intent.ACTION_MAIN); 19777 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19778 19779 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19780 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19781 | MATCH_DISABLED_COMPONENTS, 19782 UserHandle.myUserId()); 19783 if (matches.size() == 1) { 19784 return matches.get(0).getComponentInfo().packageName; 19785 } else { 19786 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19787 + ": matches=" + matches); 19788 return null; 19789 } 19790 } 19791 19792 private @Nullable String getStorageManagerPackageName() { 19793 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19794 19795 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19796 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19797 | MATCH_DISABLED_COMPONENTS, 19798 UserHandle.myUserId()); 19799 if (matches.size() == 1) { 19800 return matches.get(0).getComponentInfo().packageName; 19801 } else { 19802 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19803 + matches.size() + ": matches=" + matches); 19804 return null; 19805 } 19806 } 19807 19808 @Override 19809 public void setApplicationEnabledSetting(String appPackageName, 19810 int newState, int flags, int userId, String callingPackage) { 19811 if (!sUserManager.exists(userId)) return; 19812 if (callingPackage == null) { 19813 callingPackage = Integer.toString(Binder.getCallingUid()); 19814 } 19815 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19816 } 19817 19818 @Override 19819 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19820 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19821 synchronized (mPackages) { 19822 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19823 if (pkgSetting != null) { 19824 pkgSetting.setUpdateAvailable(updateAvailable); 19825 } 19826 } 19827 } 19828 19829 @Override 19830 public void setComponentEnabledSetting(ComponentName componentName, 19831 int newState, int flags, int userId) { 19832 if (!sUserManager.exists(userId)) return; 19833 setEnabledSetting(componentName.getPackageName(), 19834 componentName.getClassName(), newState, flags, userId, null); 19835 } 19836 19837 private void setEnabledSetting(final String packageName, String className, int newState, 19838 final int flags, int userId, String callingPackage) { 19839 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19840 || newState == COMPONENT_ENABLED_STATE_ENABLED 19841 || newState == COMPONENT_ENABLED_STATE_DISABLED 19842 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19843 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19844 throw new IllegalArgumentException("Invalid new component state: " 19845 + newState); 19846 } 19847 PackageSetting pkgSetting; 19848 final int uid = Binder.getCallingUid(); 19849 final int permission; 19850 if (uid == Process.SYSTEM_UID) { 19851 permission = PackageManager.PERMISSION_GRANTED; 19852 } else { 19853 permission = mContext.checkCallingOrSelfPermission( 19854 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19855 } 19856 enforceCrossUserPermission(uid, userId, 19857 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19858 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19859 boolean sendNow = false; 19860 boolean isApp = (className == null); 19861 String componentName = isApp ? packageName : className; 19862 int packageUid = -1; 19863 ArrayList<String> components; 19864 19865 // writer 19866 synchronized (mPackages) { 19867 pkgSetting = mSettings.mPackages.get(packageName); 19868 if (pkgSetting == null) { 19869 if (className == null) { 19870 throw new IllegalArgumentException("Unknown package: " + packageName); 19871 } 19872 throw new IllegalArgumentException( 19873 "Unknown component: " + packageName + "/" + className); 19874 } 19875 } 19876 19877 // Limit who can change which apps 19878 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19879 // Don't allow apps that don't have permission to modify other apps 19880 if (!allowedByPermission) { 19881 throw new SecurityException( 19882 "Permission Denial: attempt to change component state from pid=" 19883 + Binder.getCallingPid() 19884 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19885 } 19886 // Don't allow changing protected packages. 19887 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19888 throw new SecurityException("Cannot disable a protected package: " + packageName); 19889 } 19890 } 19891 19892 synchronized (mPackages) { 19893 if (uid == Process.SHELL_UID 19894 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19895 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19896 // unless it is a test package. 19897 int oldState = pkgSetting.getEnabled(userId); 19898 if (className == null 19899 && 19900 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19901 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19902 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19903 && 19904 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19905 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19906 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19907 // ok 19908 } else { 19909 throw new SecurityException( 19910 "Shell cannot change component state for " + packageName + "/" 19911 + className + " to " + newState); 19912 } 19913 } 19914 if (className == null) { 19915 // We're dealing with an application/package level state change 19916 if (pkgSetting.getEnabled(userId) == newState) { 19917 // Nothing to do 19918 return; 19919 } 19920 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19921 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19922 // Don't care about who enables an app. 19923 callingPackage = null; 19924 } 19925 pkgSetting.setEnabled(newState, userId, callingPackage); 19926 // pkgSetting.pkg.mSetEnabled = newState; 19927 } else { 19928 // We're dealing with a component level state change 19929 // First, verify that this is a valid class name. 19930 PackageParser.Package pkg = pkgSetting.pkg; 19931 if (pkg == null || !pkg.hasComponentClassName(className)) { 19932 if (pkg != null && 19933 pkg.applicationInfo.targetSdkVersion >= 19934 Build.VERSION_CODES.JELLY_BEAN) { 19935 throw new IllegalArgumentException("Component class " + className 19936 + " does not exist in " + packageName); 19937 } else { 19938 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19939 + className + " does not exist in " + packageName); 19940 } 19941 } 19942 switch (newState) { 19943 case COMPONENT_ENABLED_STATE_ENABLED: 19944 if (!pkgSetting.enableComponentLPw(className, userId)) { 19945 return; 19946 } 19947 break; 19948 case COMPONENT_ENABLED_STATE_DISABLED: 19949 if (!pkgSetting.disableComponentLPw(className, userId)) { 19950 return; 19951 } 19952 break; 19953 case COMPONENT_ENABLED_STATE_DEFAULT: 19954 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19955 return; 19956 } 19957 break; 19958 default: 19959 Slog.e(TAG, "Invalid new component state: " + newState); 19960 return; 19961 } 19962 } 19963 scheduleWritePackageRestrictionsLocked(userId); 19964 updateSequenceNumberLP(packageName, new int[] { userId }); 19965 final long callingId = Binder.clearCallingIdentity(); 19966 try { 19967 updateInstantAppInstallerLocked(); 19968 } finally { 19969 Binder.restoreCallingIdentity(callingId); 19970 } 19971 components = mPendingBroadcasts.get(userId, packageName); 19972 final boolean newPackage = components == null; 19973 if (newPackage) { 19974 components = new ArrayList<String>(); 19975 } 19976 if (!components.contains(componentName)) { 19977 components.add(componentName); 19978 } 19979 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19980 sendNow = true; 19981 // Purge entry from pending broadcast list if another one exists already 19982 // since we are sending one right away. 19983 mPendingBroadcasts.remove(userId, packageName); 19984 } else { 19985 if (newPackage) { 19986 mPendingBroadcasts.put(userId, packageName, components); 19987 } 19988 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19989 // Schedule a message 19990 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19991 } 19992 } 19993 } 19994 19995 long callingId = Binder.clearCallingIdentity(); 19996 try { 19997 if (sendNow) { 19998 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19999 sendPackageChangedBroadcast(packageName, 20000 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20001 } 20002 } finally { 20003 Binder.restoreCallingIdentity(callingId); 20004 } 20005 } 20006 20007 @Override 20008 public void flushPackageRestrictionsAsUser(int userId) { 20009 if (!sUserManager.exists(userId)) { 20010 return; 20011 } 20012 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20013 false /* checkShell */, "flushPackageRestrictions"); 20014 synchronized (mPackages) { 20015 mSettings.writePackageRestrictionsLPr(userId); 20016 mDirtyUsers.remove(userId); 20017 if (mDirtyUsers.isEmpty()) { 20018 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20019 } 20020 } 20021 } 20022 20023 private void sendPackageChangedBroadcast(String packageName, 20024 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20025 if (DEBUG_INSTALL) 20026 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20027 + componentNames); 20028 Bundle extras = new Bundle(4); 20029 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20030 String nameList[] = new String[componentNames.size()]; 20031 componentNames.toArray(nameList); 20032 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20033 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20034 extras.putInt(Intent.EXTRA_UID, packageUid); 20035 // If this is not reporting a change of the overall package, then only send it 20036 // to registered receivers. We don't want to launch a swath of apps for every 20037 // little component state change. 20038 final int flags = !componentNames.contains(packageName) 20039 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20040 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20041 new int[] {UserHandle.getUserId(packageUid)}); 20042 } 20043 20044 @Override 20045 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20046 if (!sUserManager.exists(userId)) return; 20047 final int uid = Binder.getCallingUid(); 20048 final int permission = mContext.checkCallingOrSelfPermission( 20049 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20050 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20051 enforceCrossUserPermission(uid, userId, 20052 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20053 // writer 20054 synchronized (mPackages) { 20055 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20056 allowedByPermission, uid, userId)) { 20057 scheduleWritePackageRestrictionsLocked(userId); 20058 } 20059 } 20060 } 20061 20062 @Override 20063 public String getInstallerPackageName(String packageName) { 20064 // reader 20065 synchronized (mPackages) { 20066 return mSettings.getInstallerPackageNameLPr(packageName); 20067 } 20068 } 20069 20070 public boolean isOrphaned(String packageName) { 20071 // reader 20072 synchronized (mPackages) { 20073 return mSettings.isOrphaned(packageName); 20074 } 20075 } 20076 20077 @Override 20078 public int getApplicationEnabledSetting(String packageName, int userId) { 20079 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20080 int uid = Binder.getCallingUid(); 20081 enforceCrossUserPermission(uid, userId, 20082 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20083 // reader 20084 synchronized (mPackages) { 20085 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20086 } 20087 } 20088 20089 @Override 20090 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20091 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20092 int uid = Binder.getCallingUid(); 20093 enforceCrossUserPermission(uid, userId, 20094 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20095 // reader 20096 synchronized (mPackages) { 20097 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20098 } 20099 } 20100 20101 @Override 20102 public void enterSafeMode() { 20103 enforceSystemOrRoot("Only the system can request entering safe mode"); 20104 20105 if (!mSystemReady) { 20106 mSafeMode = true; 20107 } 20108 } 20109 20110 @Override 20111 public void systemReady() { 20112 mSystemReady = true; 20113 20114 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20115 // disabled after already being started. 20116 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20117 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20118 20119 // Read the compatibilty setting when the system is ready. 20120 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20121 mContext.getContentResolver(), 20122 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20123 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20124 if (DEBUG_SETTINGS) { 20125 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20126 } 20127 20128 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20129 20130 synchronized (mPackages) { 20131 // Verify that all of the preferred activity components actually 20132 // exist. It is possible for applications to be updated and at 20133 // that point remove a previously declared activity component that 20134 // had been set as a preferred activity. We try to clean this up 20135 // the next time we encounter that preferred activity, but it is 20136 // possible for the user flow to never be able to return to that 20137 // situation so here we do a sanity check to make sure we haven't 20138 // left any junk around. 20139 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20140 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20141 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20142 removed.clear(); 20143 for (PreferredActivity pa : pir.filterSet()) { 20144 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20145 removed.add(pa); 20146 } 20147 } 20148 if (removed.size() > 0) { 20149 for (int r=0; r<removed.size(); r++) { 20150 PreferredActivity pa = removed.get(r); 20151 Slog.w(TAG, "Removing dangling preferred activity: " 20152 + pa.mPref.mComponent); 20153 pir.removeFilter(pa); 20154 } 20155 mSettings.writePackageRestrictionsLPr( 20156 mSettings.mPreferredActivities.keyAt(i)); 20157 } 20158 } 20159 20160 for (int userId : UserManagerService.getInstance().getUserIds()) { 20161 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20162 grantPermissionsUserIds = ArrayUtils.appendInt( 20163 grantPermissionsUserIds, userId); 20164 } 20165 } 20166 } 20167 sUserManager.systemReady(); 20168 20169 // If we upgraded grant all default permissions before kicking off. 20170 for (int userId : grantPermissionsUserIds) { 20171 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20172 } 20173 20174 // If we did not grant default permissions, we preload from this the 20175 // default permission exceptions lazily to ensure we don't hit the 20176 // disk on a new user creation. 20177 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20178 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20179 } 20180 20181 // Kick off any messages waiting for system ready 20182 if (mPostSystemReadyMessages != null) { 20183 for (Message msg : mPostSystemReadyMessages) { 20184 msg.sendToTarget(); 20185 } 20186 mPostSystemReadyMessages = null; 20187 } 20188 20189 // Watch for external volumes that come and go over time 20190 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20191 storage.registerListener(mStorageListener); 20192 20193 mInstallerService.systemReady(); 20194 mPackageDexOptimizer.systemReady(); 20195 20196 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20197 StorageManagerInternal.class); 20198 StorageManagerInternal.addExternalStoragePolicy( 20199 new StorageManagerInternal.ExternalStorageMountPolicy() { 20200 @Override 20201 public int getMountMode(int uid, String packageName) { 20202 if (Process.isIsolated(uid)) { 20203 return Zygote.MOUNT_EXTERNAL_NONE; 20204 } 20205 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20206 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20207 } 20208 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20209 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20210 } 20211 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20212 return Zygote.MOUNT_EXTERNAL_READ; 20213 } 20214 return Zygote.MOUNT_EXTERNAL_WRITE; 20215 } 20216 20217 @Override 20218 public boolean hasExternalStorage(int uid, String packageName) { 20219 return true; 20220 } 20221 }); 20222 20223 // Now that we're mostly running, clean up stale users and apps 20224 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20225 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20226 20227 if (mPrivappPermissionsViolations != null) { 20228 Slog.wtf(TAG,"Signature|privileged permissions not in " 20229 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20230 mPrivappPermissionsViolations = null; 20231 } 20232 } 20233 20234 public void waitForAppDataPrepared() { 20235 if (mPrepareAppDataFuture == null) { 20236 return; 20237 } 20238 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20239 mPrepareAppDataFuture = null; 20240 } 20241 20242 @Override 20243 public boolean isSafeMode() { 20244 return mSafeMode; 20245 } 20246 20247 @Override 20248 public boolean hasSystemUidErrors() { 20249 return mHasSystemUidErrors; 20250 } 20251 20252 static String arrayToString(int[] array) { 20253 StringBuffer buf = new StringBuffer(128); 20254 buf.append('['); 20255 if (array != null) { 20256 for (int i=0; i<array.length; i++) { 20257 if (i > 0) buf.append(", "); 20258 buf.append(array[i]); 20259 } 20260 } 20261 buf.append(']'); 20262 return buf.toString(); 20263 } 20264 20265 static class DumpState { 20266 public static final int DUMP_LIBS = 1 << 0; 20267 public static final int DUMP_FEATURES = 1 << 1; 20268 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20269 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20270 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20271 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20272 public static final int DUMP_PERMISSIONS = 1 << 6; 20273 public static final int DUMP_PACKAGES = 1 << 7; 20274 public static final int DUMP_SHARED_USERS = 1 << 8; 20275 public static final int DUMP_MESSAGES = 1 << 9; 20276 public static final int DUMP_PROVIDERS = 1 << 10; 20277 public static final int DUMP_VERIFIERS = 1 << 11; 20278 public static final int DUMP_PREFERRED = 1 << 12; 20279 public static final int DUMP_PREFERRED_XML = 1 << 13; 20280 public static final int DUMP_KEYSETS = 1 << 14; 20281 public static final int DUMP_VERSION = 1 << 15; 20282 public static final int DUMP_INSTALLS = 1 << 16; 20283 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20284 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20285 public static final int DUMP_FROZEN = 1 << 19; 20286 public static final int DUMP_DEXOPT = 1 << 20; 20287 public static final int DUMP_COMPILER_STATS = 1 << 21; 20288 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20289 20290 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20291 20292 private int mTypes; 20293 20294 private int mOptions; 20295 20296 private boolean mTitlePrinted; 20297 20298 private SharedUserSetting mSharedUser; 20299 20300 public boolean isDumping(int type) { 20301 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20302 return true; 20303 } 20304 20305 return (mTypes & type) != 0; 20306 } 20307 20308 public void setDump(int type) { 20309 mTypes |= type; 20310 } 20311 20312 public boolean isOptionEnabled(int option) { 20313 return (mOptions & option) != 0; 20314 } 20315 20316 public void setOptionEnabled(int option) { 20317 mOptions |= option; 20318 } 20319 20320 public boolean onTitlePrinted() { 20321 final boolean printed = mTitlePrinted; 20322 mTitlePrinted = true; 20323 return printed; 20324 } 20325 20326 public boolean getTitlePrinted() { 20327 return mTitlePrinted; 20328 } 20329 20330 public void setTitlePrinted(boolean enabled) { 20331 mTitlePrinted = enabled; 20332 } 20333 20334 public SharedUserSetting getSharedUser() { 20335 return mSharedUser; 20336 } 20337 20338 public void setSharedUser(SharedUserSetting user) { 20339 mSharedUser = user; 20340 } 20341 } 20342 20343 @Override 20344 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20345 FileDescriptor err, String[] args, ShellCallback callback, 20346 ResultReceiver resultReceiver) { 20347 (new PackageManagerShellCommand(this)).exec( 20348 this, in, out, err, args, callback, resultReceiver); 20349 } 20350 20351 @Override 20352 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20353 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20354 20355 DumpState dumpState = new DumpState(); 20356 boolean fullPreferred = false; 20357 boolean checkin = false; 20358 20359 String packageName = null; 20360 ArraySet<String> permissionNames = null; 20361 20362 int opti = 0; 20363 while (opti < args.length) { 20364 String opt = args[opti]; 20365 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20366 break; 20367 } 20368 opti++; 20369 20370 if ("-a".equals(opt)) { 20371 // Right now we only know how to print all. 20372 } else if ("-h".equals(opt)) { 20373 pw.println("Package manager dump options:"); 20374 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20375 pw.println(" --checkin: dump for a checkin"); 20376 pw.println(" -f: print details of intent filters"); 20377 pw.println(" -h: print this help"); 20378 pw.println(" cmd may be one of:"); 20379 pw.println(" l[ibraries]: list known shared libraries"); 20380 pw.println(" f[eatures]: list device features"); 20381 pw.println(" k[eysets]: print known keysets"); 20382 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20383 pw.println(" perm[issions]: dump permissions"); 20384 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20385 pw.println(" pref[erred]: print preferred package settings"); 20386 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20387 pw.println(" prov[iders]: dump content providers"); 20388 pw.println(" p[ackages]: dump installed packages"); 20389 pw.println(" s[hared-users]: dump shared user IDs"); 20390 pw.println(" m[essages]: print collected runtime messages"); 20391 pw.println(" v[erifiers]: print package verifier info"); 20392 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20393 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20394 pw.println(" version: print database version info"); 20395 pw.println(" write: write current settings now"); 20396 pw.println(" installs: details about install sessions"); 20397 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20398 pw.println(" dexopt: dump dexopt state"); 20399 pw.println(" compiler-stats: dump compiler statistics"); 20400 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20401 pw.println(" <package.name>: info about given package"); 20402 return; 20403 } else if ("--checkin".equals(opt)) { 20404 checkin = true; 20405 } else if ("-f".equals(opt)) { 20406 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20407 } else if ("--proto".equals(opt)) { 20408 dumpProto(fd); 20409 return; 20410 } else { 20411 pw.println("Unknown argument: " + opt + "; use -h for help"); 20412 } 20413 } 20414 20415 // Is the caller requesting to dump a particular piece of data? 20416 if (opti < args.length) { 20417 String cmd = args[opti]; 20418 opti++; 20419 // Is this a package name? 20420 if ("android".equals(cmd) || cmd.contains(".")) { 20421 packageName = cmd; 20422 // When dumping a single package, we always dump all of its 20423 // filter information since the amount of data will be reasonable. 20424 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20425 } else if ("check-permission".equals(cmd)) { 20426 if (opti >= args.length) { 20427 pw.println("Error: check-permission missing permission argument"); 20428 return; 20429 } 20430 String perm = args[opti]; 20431 opti++; 20432 if (opti >= args.length) { 20433 pw.println("Error: check-permission missing package argument"); 20434 return; 20435 } 20436 20437 String pkg = args[opti]; 20438 opti++; 20439 int user = UserHandle.getUserId(Binder.getCallingUid()); 20440 if (opti < args.length) { 20441 try { 20442 user = Integer.parseInt(args[opti]); 20443 } catch (NumberFormatException e) { 20444 pw.println("Error: check-permission user argument is not a number: " 20445 + args[opti]); 20446 return; 20447 } 20448 } 20449 20450 // Normalize package name to handle renamed packages and static libs 20451 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20452 20453 pw.println(checkPermission(perm, pkg, user)); 20454 return; 20455 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20456 dumpState.setDump(DumpState.DUMP_LIBS); 20457 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20458 dumpState.setDump(DumpState.DUMP_FEATURES); 20459 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20460 if (opti >= args.length) { 20461 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20462 | DumpState.DUMP_SERVICE_RESOLVERS 20463 | DumpState.DUMP_RECEIVER_RESOLVERS 20464 | DumpState.DUMP_CONTENT_RESOLVERS); 20465 } else { 20466 while (opti < args.length) { 20467 String name = args[opti]; 20468 if ("a".equals(name) || "activity".equals(name)) { 20469 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20470 } else if ("s".equals(name) || "service".equals(name)) { 20471 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20472 } else if ("r".equals(name) || "receiver".equals(name)) { 20473 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20474 } else if ("c".equals(name) || "content".equals(name)) { 20475 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20476 } else { 20477 pw.println("Error: unknown resolver table type: " + name); 20478 return; 20479 } 20480 opti++; 20481 } 20482 } 20483 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20484 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20485 } else if ("permission".equals(cmd)) { 20486 if (opti >= args.length) { 20487 pw.println("Error: permission requires permission name"); 20488 return; 20489 } 20490 permissionNames = new ArraySet<>(); 20491 while (opti < args.length) { 20492 permissionNames.add(args[opti]); 20493 opti++; 20494 } 20495 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20496 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20497 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20498 dumpState.setDump(DumpState.DUMP_PREFERRED); 20499 } else if ("preferred-xml".equals(cmd)) { 20500 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20501 if (opti < args.length && "--full".equals(args[opti])) { 20502 fullPreferred = true; 20503 opti++; 20504 } 20505 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20506 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20507 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20508 dumpState.setDump(DumpState.DUMP_PACKAGES); 20509 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20510 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20511 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20512 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20513 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20514 dumpState.setDump(DumpState.DUMP_MESSAGES); 20515 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20516 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20517 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20518 || "intent-filter-verifiers".equals(cmd)) { 20519 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20520 } else if ("version".equals(cmd)) { 20521 dumpState.setDump(DumpState.DUMP_VERSION); 20522 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20523 dumpState.setDump(DumpState.DUMP_KEYSETS); 20524 } else if ("installs".equals(cmd)) { 20525 dumpState.setDump(DumpState.DUMP_INSTALLS); 20526 } else if ("frozen".equals(cmd)) { 20527 dumpState.setDump(DumpState.DUMP_FROZEN); 20528 } else if ("dexopt".equals(cmd)) { 20529 dumpState.setDump(DumpState.DUMP_DEXOPT); 20530 } else if ("compiler-stats".equals(cmd)) { 20531 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20532 } else if ("enabled-overlays".equals(cmd)) { 20533 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20534 } else if ("write".equals(cmd)) { 20535 synchronized (mPackages) { 20536 mSettings.writeLPr(); 20537 pw.println("Settings written."); 20538 return; 20539 } 20540 } 20541 } 20542 20543 if (checkin) { 20544 pw.println("vers,1"); 20545 } 20546 20547 // reader 20548 synchronized (mPackages) { 20549 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20550 if (!checkin) { 20551 if (dumpState.onTitlePrinted()) 20552 pw.println(); 20553 pw.println("Database versions:"); 20554 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20555 } 20556 } 20557 20558 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20559 if (!checkin) { 20560 if (dumpState.onTitlePrinted()) 20561 pw.println(); 20562 pw.println("Verifiers:"); 20563 pw.print(" Required: "); 20564 pw.print(mRequiredVerifierPackage); 20565 pw.print(" (uid="); 20566 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20567 UserHandle.USER_SYSTEM)); 20568 pw.println(")"); 20569 } else if (mRequiredVerifierPackage != null) { 20570 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20571 pw.print(","); 20572 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20573 UserHandle.USER_SYSTEM)); 20574 } 20575 } 20576 20577 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20578 packageName == null) { 20579 if (mIntentFilterVerifierComponent != null) { 20580 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20581 if (!checkin) { 20582 if (dumpState.onTitlePrinted()) 20583 pw.println(); 20584 pw.println("Intent Filter Verifier:"); 20585 pw.print(" Using: "); 20586 pw.print(verifierPackageName); 20587 pw.print(" (uid="); 20588 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20589 UserHandle.USER_SYSTEM)); 20590 pw.println(")"); 20591 } else if (verifierPackageName != null) { 20592 pw.print("ifv,"); pw.print(verifierPackageName); 20593 pw.print(","); 20594 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20595 UserHandle.USER_SYSTEM)); 20596 } 20597 } else { 20598 pw.println(); 20599 pw.println("No Intent Filter Verifier available!"); 20600 } 20601 } 20602 20603 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20604 boolean printedHeader = false; 20605 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20606 while (it.hasNext()) { 20607 String libName = it.next(); 20608 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20609 if (versionedLib == null) { 20610 continue; 20611 } 20612 final int versionCount = versionedLib.size(); 20613 for (int i = 0; i < versionCount; i++) { 20614 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20615 if (!checkin) { 20616 if (!printedHeader) { 20617 if (dumpState.onTitlePrinted()) 20618 pw.println(); 20619 pw.println("Libraries:"); 20620 printedHeader = true; 20621 } 20622 pw.print(" "); 20623 } else { 20624 pw.print("lib,"); 20625 } 20626 pw.print(libEntry.info.getName()); 20627 if (libEntry.info.isStatic()) { 20628 pw.print(" version=" + libEntry.info.getVersion()); 20629 } 20630 if (!checkin) { 20631 pw.print(" -> "); 20632 } 20633 if (libEntry.path != null) { 20634 pw.print(" (jar) "); 20635 pw.print(libEntry.path); 20636 } else { 20637 pw.print(" (apk) "); 20638 pw.print(libEntry.apk); 20639 } 20640 pw.println(); 20641 } 20642 } 20643 } 20644 20645 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20646 if (dumpState.onTitlePrinted()) 20647 pw.println(); 20648 if (!checkin) { 20649 pw.println("Features:"); 20650 } 20651 20652 synchronized (mAvailableFeatures) { 20653 for (FeatureInfo feat : mAvailableFeatures.values()) { 20654 if (checkin) { 20655 pw.print("feat,"); 20656 pw.print(feat.name); 20657 pw.print(","); 20658 pw.println(feat.version); 20659 } else { 20660 pw.print(" "); 20661 pw.print(feat.name); 20662 if (feat.version > 0) { 20663 pw.print(" version="); 20664 pw.print(feat.version); 20665 } 20666 pw.println(); 20667 } 20668 } 20669 } 20670 } 20671 20672 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20673 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20674 : "Activity Resolver Table:", " ", packageName, 20675 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20676 dumpState.setTitlePrinted(true); 20677 } 20678 } 20679 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20680 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20681 : "Receiver Resolver Table:", " ", packageName, 20682 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20683 dumpState.setTitlePrinted(true); 20684 } 20685 } 20686 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20687 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20688 : "Service Resolver Table:", " ", packageName, 20689 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20690 dumpState.setTitlePrinted(true); 20691 } 20692 } 20693 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20694 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20695 : "Provider Resolver Table:", " ", packageName, 20696 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20697 dumpState.setTitlePrinted(true); 20698 } 20699 } 20700 20701 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20702 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20703 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20704 int user = mSettings.mPreferredActivities.keyAt(i); 20705 if (pir.dump(pw, 20706 dumpState.getTitlePrinted() 20707 ? "\nPreferred Activities User " + user + ":" 20708 : "Preferred Activities User " + user + ":", " ", 20709 packageName, true, false)) { 20710 dumpState.setTitlePrinted(true); 20711 } 20712 } 20713 } 20714 20715 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20716 pw.flush(); 20717 FileOutputStream fout = new FileOutputStream(fd); 20718 BufferedOutputStream str = new BufferedOutputStream(fout); 20719 XmlSerializer serializer = new FastXmlSerializer(); 20720 try { 20721 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20722 serializer.startDocument(null, true); 20723 serializer.setFeature( 20724 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20725 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20726 serializer.endDocument(); 20727 serializer.flush(); 20728 } catch (IllegalArgumentException e) { 20729 pw.println("Failed writing: " + e); 20730 } catch (IllegalStateException e) { 20731 pw.println("Failed writing: " + e); 20732 } catch (IOException e) { 20733 pw.println("Failed writing: " + e); 20734 } 20735 } 20736 20737 if (!checkin 20738 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20739 && packageName == null) { 20740 pw.println(); 20741 int count = mSettings.mPackages.size(); 20742 if (count == 0) { 20743 pw.println("No applications!"); 20744 pw.println(); 20745 } else { 20746 final String prefix = " "; 20747 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20748 if (allPackageSettings.size() == 0) { 20749 pw.println("No domain preferred apps!"); 20750 pw.println(); 20751 } else { 20752 pw.println("App verification status:"); 20753 pw.println(); 20754 count = 0; 20755 for (PackageSetting ps : allPackageSettings) { 20756 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20757 if (ivi == null || ivi.getPackageName() == null) continue; 20758 pw.println(prefix + "Package: " + ivi.getPackageName()); 20759 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20760 pw.println(prefix + "Status: " + ivi.getStatusString()); 20761 pw.println(); 20762 count++; 20763 } 20764 if (count == 0) { 20765 pw.println(prefix + "No app verification established."); 20766 pw.println(); 20767 } 20768 for (int userId : sUserManager.getUserIds()) { 20769 pw.println("App linkages for user " + userId + ":"); 20770 pw.println(); 20771 count = 0; 20772 for (PackageSetting ps : allPackageSettings) { 20773 final long status = ps.getDomainVerificationStatusForUser(userId); 20774 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20775 && !DEBUG_DOMAIN_VERIFICATION) { 20776 continue; 20777 } 20778 pw.println(prefix + "Package: " + ps.name); 20779 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20780 String statusStr = IntentFilterVerificationInfo. 20781 getStatusStringFromValue(status); 20782 pw.println(prefix + "Status: " + statusStr); 20783 pw.println(); 20784 count++; 20785 } 20786 if (count == 0) { 20787 pw.println(prefix + "No configured app linkages."); 20788 pw.println(); 20789 } 20790 } 20791 } 20792 } 20793 } 20794 20795 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20796 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20797 if (packageName == null && permissionNames == null) { 20798 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20799 if (iperm == 0) { 20800 if (dumpState.onTitlePrinted()) 20801 pw.println(); 20802 pw.println("AppOp Permissions:"); 20803 } 20804 pw.print(" AppOp Permission "); 20805 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20806 pw.println(":"); 20807 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20808 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20809 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20810 } 20811 } 20812 } 20813 } 20814 20815 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20816 boolean printedSomething = false; 20817 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20818 if (packageName != null && !packageName.equals(p.info.packageName)) { 20819 continue; 20820 } 20821 if (!printedSomething) { 20822 if (dumpState.onTitlePrinted()) 20823 pw.println(); 20824 pw.println("Registered ContentProviders:"); 20825 printedSomething = true; 20826 } 20827 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20828 pw.print(" "); pw.println(p.toString()); 20829 } 20830 printedSomething = false; 20831 for (Map.Entry<String, PackageParser.Provider> entry : 20832 mProvidersByAuthority.entrySet()) { 20833 PackageParser.Provider p = entry.getValue(); 20834 if (packageName != null && !packageName.equals(p.info.packageName)) { 20835 continue; 20836 } 20837 if (!printedSomething) { 20838 if (dumpState.onTitlePrinted()) 20839 pw.println(); 20840 pw.println("ContentProvider Authorities:"); 20841 printedSomething = true; 20842 } 20843 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20844 pw.print(" "); pw.println(p.toString()); 20845 if (p.info != null && p.info.applicationInfo != null) { 20846 final String appInfo = p.info.applicationInfo.toString(); 20847 pw.print(" applicationInfo="); pw.println(appInfo); 20848 } 20849 } 20850 } 20851 20852 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20853 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20854 } 20855 20856 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20857 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20858 } 20859 20860 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20861 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20862 } 20863 20864 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20865 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20866 } 20867 20868 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20869 // XXX should handle packageName != null by dumping only install data that 20870 // the given package is involved with. 20871 if (dumpState.onTitlePrinted()) pw.println(); 20872 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20873 } 20874 20875 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20876 // XXX should handle packageName != null by dumping only install data that 20877 // the given package is involved with. 20878 if (dumpState.onTitlePrinted()) pw.println(); 20879 20880 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20881 ipw.println(); 20882 ipw.println("Frozen packages:"); 20883 ipw.increaseIndent(); 20884 if (mFrozenPackages.size() == 0) { 20885 ipw.println("(none)"); 20886 } else { 20887 for (int i = 0; i < mFrozenPackages.size(); i++) { 20888 ipw.println(mFrozenPackages.valueAt(i)); 20889 } 20890 } 20891 ipw.decreaseIndent(); 20892 } 20893 20894 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20895 if (dumpState.onTitlePrinted()) pw.println(); 20896 dumpDexoptStateLPr(pw, packageName); 20897 } 20898 20899 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20900 if (dumpState.onTitlePrinted()) pw.println(); 20901 dumpCompilerStatsLPr(pw, packageName); 20902 } 20903 20904 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 20905 if (dumpState.onTitlePrinted()) pw.println(); 20906 dumpEnabledOverlaysLPr(pw); 20907 } 20908 20909 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20910 if (dumpState.onTitlePrinted()) pw.println(); 20911 mSettings.dumpReadMessagesLPr(pw, dumpState); 20912 20913 pw.println(); 20914 pw.println("Package warning messages:"); 20915 BufferedReader in = null; 20916 String line = null; 20917 try { 20918 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20919 while ((line = in.readLine()) != null) { 20920 if (line.contains("ignored: updated version")) continue; 20921 pw.println(line); 20922 } 20923 } catch (IOException ignored) { 20924 } finally { 20925 IoUtils.closeQuietly(in); 20926 } 20927 } 20928 20929 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20930 BufferedReader in = null; 20931 String line = null; 20932 try { 20933 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20934 while ((line = in.readLine()) != null) { 20935 if (line.contains("ignored: updated version")) continue; 20936 pw.print("msg,"); 20937 pw.println(line); 20938 } 20939 } catch (IOException ignored) { 20940 } finally { 20941 IoUtils.closeQuietly(in); 20942 } 20943 } 20944 } 20945 } 20946 20947 private void dumpProto(FileDescriptor fd) { 20948 final ProtoOutputStream proto = new ProtoOutputStream(fd); 20949 20950 synchronized (mPackages) { 20951 final long requiredVerifierPackageToken = 20952 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 20953 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 20954 proto.write( 20955 PackageServiceDumpProto.PackageShortProto.UID, 20956 getPackageUid( 20957 mRequiredVerifierPackage, 20958 MATCH_DEBUG_TRIAGED_MISSING, 20959 UserHandle.USER_SYSTEM)); 20960 proto.end(requiredVerifierPackageToken); 20961 20962 if (mIntentFilterVerifierComponent != null) { 20963 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20964 final long verifierPackageToken = 20965 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 20966 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 20967 proto.write( 20968 PackageServiceDumpProto.PackageShortProto.UID, 20969 getPackageUid( 20970 verifierPackageName, 20971 MATCH_DEBUG_TRIAGED_MISSING, 20972 UserHandle.USER_SYSTEM)); 20973 proto.end(verifierPackageToken); 20974 } 20975 20976 dumpSharedLibrariesProto(proto); 20977 dumpFeaturesProto(proto); 20978 mSettings.dumpPackagesProto(proto); 20979 mSettings.dumpSharedUsersProto(proto); 20980 dumpMessagesProto(proto); 20981 } 20982 proto.flush(); 20983 } 20984 20985 private void dumpMessagesProto(ProtoOutputStream proto) { 20986 BufferedReader in = null; 20987 String line = null; 20988 try { 20989 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20990 while ((line = in.readLine()) != null) { 20991 if (line.contains("ignored: updated version")) continue; 20992 proto.write(PackageServiceDumpProto.MESSAGES, line); 20993 } 20994 } catch (IOException ignored) { 20995 } finally { 20996 IoUtils.closeQuietly(in); 20997 } 20998 } 20999 21000 private void dumpFeaturesProto(ProtoOutputStream proto) { 21001 synchronized (mAvailableFeatures) { 21002 final int count = mAvailableFeatures.size(); 21003 for (int i = 0; i < count; i++) { 21004 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 21005 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 21006 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 21007 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 21008 proto.end(featureToken); 21009 } 21010 } 21011 } 21012 21013 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21014 final int count = mSharedLibraries.size(); 21015 for (int i = 0; i < count; i++) { 21016 final String libName = mSharedLibraries.keyAt(i); 21017 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21018 if (versionedLib == null) { 21019 continue; 21020 } 21021 final int versionCount = versionedLib.size(); 21022 for (int j = 0; j < versionCount; j++) { 21023 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21024 final long sharedLibraryToken = 21025 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21026 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21027 final boolean isJar = (libEntry.path != null); 21028 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21029 if (isJar) { 21030 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21031 } else { 21032 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21033 } 21034 proto.end(sharedLibraryToken); 21035 } 21036 } 21037 } 21038 21039 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21040 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21041 ipw.println(); 21042 ipw.println("Dexopt state:"); 21043 ipw.increaseIndent(); 21044 Collection<PackageParser.Package> packages = null; 21045 if (packageName != null) { 21046 PackageParser.Package targetPackage = mPackages.get(packageName); 21047 if (targetPackage != null) { 21048 packages = Collections.singletonList(targetPackage); 21049 } else { 21050 ipw.println("Unable to find package: " + packageName); 21051 return; 21052 } 21053 } else { 21054 packages = mPackages.values(); 21055 } 21056 21057 for (PackageParser.Package pkg : packages) { 21058 ipw.println("[" + pkg.packageName + "]"); 21059 ipw.increaseIndent(); 21060 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21061 ipw.decreaseIndent(); 21062 } 21063 } 21064 21065 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21066 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21067 ipw.println(); 21068 ipw.println("Compiler stats:"); 21069 ipw.increaseIndent(); 21070 Collection<PackageParser.Package> packages = null; 21071 if (packageName != null) { 21072 PackageParser.Package targetPackage = mPackages.get(packageName); 21073 if (targetPackage != null) { 21074 packages = Collections.singletonList(targetPackage); 21075 } else { 21076 ipw.println("Unable to find package: " + packageName); 21077 return; 21078 } 21079 } else { 21080 packages = mPackages.values(); 21081 } 21082 21083 for (PackageParser.Package pkg : packages) { 21084 ipw.println("[" + pkg.packageName + "]"); 21085 ipw.increaseIndent(); 21086 21087 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21088 if (stats == null) { 21089 ipw.println("(No recorded stats)"); 21090 } else { 21091 stats.dump(ipw); 21092 } 21093 ipw.decreaseIndent(); 21094 } 21095 } 21096 21097 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21098 pw.println("Enabled overlay paths:"); 21099 final int N = mEnabledOverlayPaths.size(); 21100 for (int i = 0; i < N; i++) { 21101 final int userId = mEnabledOverlayPaths.keyAt(i); 21102 pw.println(String.format(" User %d:", userId)); 21103 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21104 mEnabledOverlayPaths.valueAt(i); 21105 final int M = userSpecificOverlays.size(); 21106 for (int j = 0; j < M; j++) { 21107 final String targetPackageName = userSpecificOverlays.keyAt(j); 21108 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21109 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21110 } 21111 } 21112 } 21113 21114 private String dumpDomainString(String packageName) { 21115 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21116 .getList(); 21117 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21118 21119 ArraySet<String> result = new ArraySet<>(); 21120 if (iviList.size() > 0) { 21121 for (IntentFilterVerificationInfo ivi : iviList) { 21122 for (String host : ivi.getDomains()) { 21123 result.add(host); 21124 } 21125 } 21126 } 21127 if (filters != null && filters.size() > 0) { 21128 for (IntentFilter filter : filters) { 21129 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21130 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21131 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21132 result.addAll(filter.getHostsList()); 21133 } 21134 } 21135 } 21136 21137 StringBuilder sb = new StringBuilder(result.size() * 16); 21138 for (String domain : result) { 21139 if (sb.length() > 0) sb.append(" "); 21140 sb.append(domain); 21141 } 21142 return sb.toString(); 21143 } 21144 21145 // ------- apps on sdcard specific code ------- 21146 static final boolean DEBUG_SD_INSTALL = false; 21147 21148 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21149 21150 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21151 21152 private boolean mMediaMounted = false; 21153 21154 static String getEncryptKey() { 21155 try { 21156 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21157 SD_ENCRYPTION_KEYSTORE_NAME); 21158 if (sdEncKey == null) { 21159 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21160 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21161 if (sdEncKey == null) { 21162 Slog.e(TAG, "Failed to create encryption keys"); 21163 return null; 21164 } 21165 } 21166 return sdEncKey; 21167 } catch (NoSuchAlgorithmException nsae) { 21168 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21169 return null; 21170 } catch (IOException ioe) { 21171 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21172 return null; 21173 } 21174 } 21175 21176 /* 21177 * Update media status on PackageManager. 21178 */ 21179 @Override 21180 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21181 int callingUid = Binder.getCallingUid(); 21182 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21183 throw new SecurityException("Media status can only be updated by the system"); 21184 } 21185 // reader; this apparently protects mMediaMounted, but should probably 21186 // be a different lock in that case. 21187 synchronized (mPackages) { 21188 Log.i(TAG, "Updating external media status from " 21189 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21190 + (mediaStatus ? "mounted" : "unmounted")); 21191 if (DEBUG_SD_INSTALL) 21192 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21193 + ", mMediaMounted=" + mMediaMounted); 21194 if (mediaStatus == mMediaMounted) { 21195 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21196 : 0, -1); 21197 mHandler.sendMessage(msg); 21198 return; 21199 } 21200 mMediaMounted = mediaStatus; 21201 } 21202 // Queue up an async operation since the package installation may take a 21203 // little while. 21204 mHandler.post(new Runnable() { 21205 public void run() { 21206 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21207 } 21208 }); 21209 } 21210 21211 /** 21212 * Called by StorageManagerService when the initial ASECs to scan are available. 21213 * Should block until all the ASEC containers are finished being scanned. 21214 */ 21215 public void scanAvailableAsecs() { 21216 updateExternalMediaStatusInner(true, false, false); 21217 } 21218 21219 /* 21220 * Collect information of applications on external media, map them against 21221 * existing containers and update information based on current mount status. 21222 * Please note that we always have to report status if reportStatus has been 21223 * set to true especially when unloading packages. 21224 */ 21225 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21226 boolean externalStorage) { 21227 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21228 int[] uidArr = EmptyArray.INT; 21229 21230 final String[] list = PackageHelper.getSecureContainerList(); 21231 if (ArrayUtils.isEmpty(list)) { 21232 Log.i(TAG, "No secure containers found"); 21233 } else { 21234 // Process list of secure containers and categorize them 21235 // as active or stale based on their package internal state. 21236 21237 // reader 21238 synchronized (mPackages) { 21239 for (String cid : list) { 21240 // Leave stages untouched for now; installer service owns them 21241 if (PackageInstallerService.isStageName(cid)) continue; 21242 21243 if (DEBUG_SD_INSTALL) 21244 Log.i(TAG, "Processing container " + cid); 21245 String pkgName = getAsecPackageName(cid); 21246 if (pkgName == null) { 21247 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21248 continue; 21249 } 21250 if (DEBUG_SD_INSTALL) 21251 Log.i(TAG, "Looking for pkg : " + pkgName); 21252 21253 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21254 if (ps == null) { 21255 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21256 continue; 21257 } 21258 21259 /* 21260 * Skip packages that are not external if we're unmounting 21261 * external storage. 21262 */ 21263 if (externalStorage && !isMounted && !isExternal(ps)) { 21264 continue; 21265 } 21266 21267 final AsecInstallArgs args = new AsecInstallArgs(cid, 21268 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21269 // The package status is changed only if the code path 21270 // matches between settings and the container id. 21271 if (ps.codePathString != null 21272 && ps.codePathString.startsWith(args.getCodePath())) { 21273 if (DEBUG_SD_INSTALL) { 21274 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21275 + " at code path: " + ps.codePathString); 21276 } 21277 21278 // We do have a valid package installed on sdcard 21279 processCids.put(args, ps.codePathString); 21280 final int uid = ps.appId; 21281 if (uid != -1) { 21282 uidArr = ArrayUtils.appendInt(uidArr, uid); 21283 } 21284 } else { 21285 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21286 + ps.codePathString); 21287 } 21288 } 21289 } 21290 21291 Arrays.sort(uidArr); 21292 } 21293 21294 // Process packages with valid entries. 21295 if (isMounted) { 21296 if (DEBUG_SD_INSTALL) 21297 Log.i(TAG, "Loading packages"); 21298 loadMediaPackages(processCids, uidArr, externalStorage); 21299 startCleaningPackages(); 21300 mInstallerService.onSecureContainersAvailable(); 21301 } else { 21302 if (DEBUG_SD_INSTALL) 21303 Log.i(TAG, "Unloading packages"); 21304 unloadMediaPackages(processCids, uidArr, reportStatus); 21305 } 21306 } 21307 21308 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21309 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21310 final int size = infos.size(); 21311 final String[] packageNames = new String[size]; 21312 final int[] packageUids = new int[size]; 21313 for (int i = 0; i < size; i++) { 21314 final ApplicationInfo info = infos.get(i); 21315 packageNames[i] = info.packageName; 21316 packageUids[i] = info.uid; 21317 } 21318 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21319 finishedReceiver); 21320 } 21321 21322 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21323 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21324 sendResourcesChangedBroadcast(mediaStatus, replacing, 21325 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21326 } 21327 21328 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21329 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21330 int size = pkgList.length; 21331 if (size > 0) { 21332 // Send broadcasts here 21333 Bundle extras = new Bundle(); 21334 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21335 if (uidArr != null) { 21336 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21337 } 21338 if (replacing) { 21339 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21340 } 21341 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21342 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21343 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21344 } 21345 } 21346 21347 /* 21348 * Look at potentially valid container ids from processCids If package 21349 * information doesn't match the one on record or package scanning fails, 21350 * the cid is added to list of removeCids. We currently don't delete stale 21351 * containers. 21352 */ 21353 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21354 boolean externalStorage) { 21355 ArrayList<String> pkgList = new ArrayList<String>(); 21356 Set<AsecInstallArgs> keys = processCids.keySet(); 21357 21358 for (AsecInstallArgs args : keys) { 21359 String codePath = processCids.get(args); 21360 if (DEBUG_SD_INSTALL) 21361 Log.i(TAG, "Loading container : " + args.cid); 21362 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21363 try { 21364 // Make sure there are no container errors first. 21365 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21366 Slog.e(TAG, "Failed to mount cid : " + args.cid 21367 + " when installing from sdcard"); 21368 continue; 21369 } 21370 // Check code path here. 21371 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21372 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21373 + " does not match one in settings " + codePath); 21374 continue; 21375 } 21376 // Parse package 21377 int parseFlags = mDefParseFlags; 21378 if (args.isExternalAsec()) { 21379 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21380 } 21381 if (args.isFwdLocked()) { 21382 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21383 } 21384 21385 synchronized (mInstallLock) { 21386 PackageParser.Package pkg = null; 21387 try { 21388 // Sadly we don't know the package name yet to freeze it 21389 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21390 SCAN_IGNORE_FROZEN, 0, null); 21391 } catch (PackageManagerException e) { 21392 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21393 } 21394 // Scan the package 21395 if (pkg != null) { 21396 /* 21397 * TODO why is the lock being held? doPostInstall is 21398 * called in other places without the lock. This needs 21399 * to be straightened out. 21400 */ 21401 // writer 21402 synchronized (mPackages) { 21403 retCode = PackageManager.INSTALL_SUCCEEDED; 21404 pkgList.add(pkg.packageName); 21405 // Post process args 21406 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21407 pkg.applicationInfo.uid); 21408 } 21409 } else { 21410 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21411 } 21412 } 21413 21414 } finally { 21415 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21416 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21417 } 21418 } 21419 } 21420 // writer 21421 synchronized (mPackages) { 21422 // If the platform SDK has changed since the last time we booted, 21423 // we need to re-grant app permission to catch any new ones that 21424 // appear. This is really a hack, and means that apps can in some 21425 // cases get permissions that the user didn't initially explicitly 21426 // allow... it would be nice to have some better way to handle 21427 // this situation. 21428 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21429 : mSettings.getInternalVersion(); 21430 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21431 : StorageManager.UUID_PRIVATE_INTERNAL; 21432 21433 int updateFlags = UPDATE_PERMISSIONS_ALL; 21434 if (ver.sdkVersion != mSdkVersion) { 21435 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21436 + mSdkVersion + "; regranting permissions for external"); 21437 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21438 } 21439 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21440 21441 // Yay, everything is now upgraded 21442 ver.forceCurrent(); 21443 21444 // can downgrade to reader 21445 // Persist settings 21446 mSettings.writeLPr(); 21447 } 21448 // Send a broadcast to let everyone know we are done processing 21449 if (pkgList.size() > 0) { 21450 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21451 } 21452 } 21453 21454 /* 21455 * Utility method to unload a list of specified containers 21456 */ 21457 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21458 // Just unmount all valid containers. 21459 for (AsecInstallArgs arg : cidArgs) { 21460 synchronized (mInstallLock) { 21461 arg.doPostDeleteLI(false); 21462 } 21463 } 21464 } 21465 21466 /* 21467 * Unload packages mounted on external media. This involves deleting package 21468 * data from internal structures, sending broadcasts about disabled packages, 21469 * gc'ing to free up references, unmounting all secure containers 21470 * corresponding to packages on external media, and posting a 21471 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21472 * that we always have to post this message if status has been requested no 21473 * matter what. 21474 */ 21475 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21476 final boolean reportStatus) { 21477 if (DEBUG_SD_INSTALL) 21478 Log.i(TAG, "unloading media packages"); 21479 ArrayList<String> pkgList = new ArrayList<String>(); 21480 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21481 final Set<AsecInstallArgs> keys = processCids.keySet(); 21482 for (AsecInstallArgs args : keys) { 21483 String pkgName = args.getPackageName(); 21484 if (DEBUG_SD_INSTALL) 21485 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21486 // Delete package internally 21487 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21488 synchronized (mInstallLock) { 21489 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21490 final boolean res; 21491 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21492 "unloadMediaPackages")) { 21493 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21494 null); 21495 } 21496 if (res) { 21497 pkgList.add(pkgName); 21498 } else { 21499 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21500 failedList.add(args); 21501 } 21502 } 21503 } 21504 21505 // reader 21506 synchronized (mPackages) { 21507 // We didn't update the settings after removing each package; 21508 // write them now for all packages. 21509 mSettings.writeLPr(); 21510 } 21511 21512 // We have to absolutely send UPDATED_MEDIA_STATUS only 21513 // after confirming that all the receivers processed the ordered 21514 // broadcast when packages get disabled, force a gc to clean things up. 21515 // and unload all the containers. 21516 if (pkgList.size() > 0) { 21517 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21518 new IIntentReceiver.Stub() { 21519 public void performReceive(Intent intent, int resultCode, String data, 21520 Bundle extras, boolean ordered, boolean sticky, 21521 int sendingUser) throws RemoteException { 21522 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21523 reportStatus ? 1 : 0, 1, keys); 21524 mHandler.sendMessage(msg); 21525 } 21526 }); 21527 } else { 21528 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21529 keys); 21530 mHandler.sendMessage(msg); 21531 } 21532 } 21533 21534 private void loadPrivatePackages(final VolumeInfo vol) { 21535 mHandler.post(new Runnable() { 21536 @Override 21537 public void run() { 21538 loadPrivatePackagesInner(vol); 21539 } 21540 }); 21541 } 21542 21543 private void loadPrivatePackagesInner(VolumeInfo vol) { 21544 final String volumeUuid = vol.fsUuid; 21545 if (TextUtils.isEmpty(volumeUuid)) { 21546 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21547 return; 21548 } 21549 21550 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21551 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21552 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21553 21554 final VersionInfo ver; 21555 final List<PackageSetting> packages; 21556 synchronized (mPackages) { 21557 ver = mSettings.findOrCreateVersion(volumeUuid); 21558 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21559 } 21560 21561 for (PackageSetting ps : packages) { 21562 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21563 synchronized (mInstallLock) { 21564 final PackageParser.Package pkg; 21565 try { 21566 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21567 loaded.add(pkg.applicationInfo); 21568 21569 } catch (PackageManagerException e) { 21570 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21571 } 21572 21573 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21574 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21575 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21576 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21577 } 21578 } 21579 } 21580 21581 // Reconcile app data for all started/unlocked users 21582 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21583 final UserManager um = mContext.getSystemService(UserManager.class); 21584 UserManagerInternal umInternal = getUserManagerInternal(); 21585 for (UserInfo user : um.getUsers()) { 21586 final int flags; 21587 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21588 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21589 } else if (umInternal.isUserRunning(user.id)) { 21590 flags = StorageManager.FLAG_STORAGE_DE; 21591 } else { 21592 continue; 21593 } 21594 21595 try { 21596 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21597 synchronized (mInstallLock) { 21598 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21599 } 21600 } catch (IllegalStateException e) { 21601 // Device was probably ejected, and we'll process that event momentarily 21602 Slog.w(TAG, "Failed to prepare storage: " + e); 21603 } 21604 } 21605 21606 synchronized (mPackages) { 21607 int updateFlags = UPDATE_PERMISSIONS_ALL; 21608 if (ver.sdkVersion != mSdkVersion) { 21609 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21610 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21611 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21612 } 21613 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21614 21615 // Yay, everything is now upgraded 21616 ver.forceCurrent(); 21617 21618 mSettings.writeLPr(); 21619 } 21620 21621 for (PackageFreezer freezer : freezers) { 21622 freezer.close(); 21623 } 21624 21625 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21626 sendResourcesChangedBroadcast(true, false, loaded, null); 21627 } 21628 21629 private void unloadPrivatePackages(final VolumeInfo vol) { 21630 mHandler.post(new Runnable() { 21631 @Override 21632 public void run() { 21633 unloadPrivatePackagesInner(vol); 21634 } 21635 }); 21636 } 21637 21638 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21639 final String volumeUuid = vol.fsUuid; 21640 if (TextUtils.isEmpty(volumeUuid)) { 21641 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21642 return; 21643 } 21644 21645 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21646 synchronized (mInstallLock) { 21647 synchronized (mPackages) { 21648 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21649 for (PackageSetting ps : packages) { 21650 if (ps.pkg == null) continue; 21651 21652 final ApplicationInfo info = ps.pkg.applicationInfo; 21653 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21654 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21655 21656 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21657 "unloadPrivatePackagesInner")) { 21658 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21659 false, null)) { 21660 unloaded.add(info); 21661 } else { 21662 Slog.w(TAG, "Failed to unload " + ps.codePath); 21663 } 21664 } 21665 21666 // Try very hard to release any references to this package 21667 // so we don't risk the system server being killed due to 21668 // open FDs 21669 AttributeCache.instance().removePackage(ps.name); 21670 } 21671 21672 mSettings.writeLPr(); 21673 } 21674 } 21675 21676 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21677 sendResourcesChangedBroadcast(false, false, unloaded, null); 21678 21679 // Try very hard to release any references to this path so we don't risk 21680 // the system server being killed due to open FDs 21681 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21682 21683 for (int i = 0; i < 3; i++) { 21684 System.gc(); 21685 System.runFinalization(); 21686 } 21687 } 21688 21689 private void assertPackageKnown(String volumeUuid, String packageName) 21690 throws PackageManagerException { 21691 synchronized (mPackages) { 21692 // Normalize package name to handle renamed packages 21693 packageName = normalizePackageNameLPr(packageName); 21694 21695 final PackageSetting ps = mSettings.mPackages.get(packageName); 21696 if (ps == null) { 21697 throw new PackageManagerException("Package " + packageName + " is unknown"); 21698 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21699 throw new PackageManagerException( 21700 "Package " + packageName + " found on unknown volume " + volumeUuid 21701 + "; expected volume " + ps.volumeUuid); 21702 } 21703 } 21704 } 21705 21706 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21707 throws PackageManagerException { 21708 synchronized (mPackages) { 21709 // Normalize package name to handle renamed packages 21710 packageName = normalizePackageNameLPr(packageName); 21711 21712 final PackageSetting ps = mSettings.mPackages.get(packageName); 21713 if (ps == null) { 21714 throw new PackageManagerException("Package " + packageName + " is unknown"); 21715 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21716 throw new PackageManagerException( 21717 "Package " + packageName + " found on unknown volume " + volumeUuid 21718 + "; expected volume " + ps.volumeUuid); 21719 } else if (!ps.getInstalled(userId)) { 21720 throw new PackageManagerException( 21721 "Package " + packageName + " not installed for user " + userId); 21722 } 21723 } 21724 } 21725 21726 private List<String> collectAbsoluteCodePaths() { 21727 synchronized (mPackages) { 21728 List<String> codePaths = new ArrayList<>(); 21729 final int packageCount = mSettings.mPackages.size(); 21730 for (int i = 0; i < packageCount; i++) { 21731 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21732 codePaths.add(ps.codePath.getAbsolutePath()); 21733 } 21734 return codePaths; 21735 } 21736 } 21737 21738 /** 21739 * Examine all apps present on given mounted volume, and destroy apps that 21740 * aren't expected, either due to uninstallation or reinstallation on 21741 * another volume. 21742 */ 21743 private void reconcileApps(String volumeUuid) { 21744 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21745 List<File> filesToDelete = null; 21746 21747 final File[] files = FileUtils.listFilesOrEmpty( 21748 Environment.getDataAppDirectory(volumeUuid)); 21749 for (File file : files) { 21750 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21751 && !PackageInstallerService.isStageName(file.getName()); 21752 if (!isPackage) { 21753 // Ignore entries which are not packages 21754 continue; 21755 } 21756 21757 String absolutePath = file.getAbsolutePath(); 21758 21759 boolean pathValid = false; 21760 final int absoluteCodePathCount = absoluteCodePaths.size(); 21761 for (int i = 0; i < absoluteCodePathCount; i++) { 21762 String absoluteCodePath = absoluteCodePaths.get(i); 21763 if (absolutePath.startsWith(absoluteCodePath)) { 21764 pathValid = true; 21765 break; 21766 } 21767 } 21768 21769 if (!pathValid) { 21770 if (filesToDelete == null) { 21771 filesToDelete = new ArrayList<>(); 21772 } 21773 filesToDelete.add(file); 21774 } 21775 } 21776 21777 if (filesToDelete != null) { 21778 final int fileToDeleteCount = filesToDelete.size(); 21779 for (int i = 0; i < fileToDeleteCount; i++) { 21780 File fileToDelete = filesToDelete.get(i); 21781 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21782 synchronized (mInstallLock) { 21783 removeCodePathLI(fileToDelete); 21784 } 21785 } 21786 } 21787 } 21788 21789 /** 21790 * Reconcile all app data for the given user. 21791 * <p> 21792 * Verifies that directories exist and that ownership and labeling is 21793 * correct for all installed apps on all mounted volumes. 21794 */ 21795 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21796 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21797 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21798 final String volumeUuid = vol.getFsUuid(); 21799 synchronized (mInstallLock) { 21800 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21801 } 21802 } 21803 } 21804 21805 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21806 boolean migrateAppData) { 21807 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21808 } 21809 21810 /** 21811 * Reconcile all app data on given mounted volume. 21812 * <p> 21813 * Destroys app data that isn't expected, either due to uninstallation or 21814 * reinstallation on another volume. 21815 * <p> 21816 * Verifies that directories exist and that ownership and labeling is 21817 * correct for all installed apps. 21818 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21819 */ 21820 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21821 boolean migrateAppData, boolean onlyCoreApps) { 21822 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21823 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21824 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21825 21826 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21827 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21828 21829 // First look for stale data that doesn't belong, and check if things 21830 // have changed since we did our last restorecon 21831 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21832 if (StorageManager.isFileEncryptedNativeOrEmulated() 21833 && !StorageManager.isUserKeyUnlocked(userId)) { 21834 throw new RuntimeException( 21835 "Yikes, someone asked us to reconcile CE storage while " + userId 21836 + " was still locked; this would have caused massive data loss!"); 21837 } 21838 21839 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21840 for (File file : files) { 21841 final String packageName = file.getName(); 21842 try { 21843 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21844 } catch (PackageManagerException e) { 21845 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21846 try { 21847 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21848 StorageManager.FLAG_STORAGE_CE, 0); 21849 } catch (InstallerException e2) { 21850 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21851 } 21852 } 21853 } 21854 } 21855 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21856 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21857 for (File file : files) { 21858 final String packageName = file.getName(); 21859 try { 21860 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21861 } catch (PackageManagerException e) { 21862 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21863 try { 21864 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21865 StorageManager.FLAG_STORAGE_DE, 0); 21866 } catch (InstallerException e2) { 21867 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21868 } 21869 } 21870 } 21871 } 21872 21873 // Ensure that data directories are ready to roll for all packages 21874 // installed for this volume and user 21875 final List<PackageSetting> packages; 21876 synchronized (mPackages) { 21877 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21878 } 21879 int preparedCount = 0; 21880 for (PackageSetting ps : packages) { 21881 final String packageName = ps.name; 21882 if (ps.pkg == null) { 21883 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21884 // TODO: might be due to legacy ASEC apps; we should circle back 21885 // and reconcile again once they're scanned 21886 continue; 21887 } 21888 // Skip non-core apps if requested 21889 if (onlyCoreApps && !ps.pkg.coreApp) { 21890 result.add(packageName); 21891 continue; 21892 } 21893 21894 if (ps.getInstalled(userId)) { 21895 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21896 preparedCount++; 21897 } 21898 } 21899 21900 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21901 return result; 21902 } 21903 21904 /** 21905 * Prepare app data for the given app just after it was installed or 21906 * upgraded. This method carefully only touches users that it's installed 21907 * for, and it forces a restorecon to handle any seinfo changes. 21908 * <p> 21909 * Verifies that directories exist and that ownership and labeling is 21910 * correct for all installed apps. If there is an ownership mismatch, it 21911 * will try recovering system apps by wiping data; third-party app data is 21912 * left intact. 21913 * <p> 21914 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21915 */ 21916 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21917 final PackageSetting ps; 21918 synchronized (mPackages) { 21919 ps = mSettings.mPackages.get(pkg.packageName); 21920 mSettings.writeKernelMappingLPr(ps); 21921 } 21922 21923 final UserManager um = mContext.getSystemService(UserManager.class); 21924 UserManagerInternal umInternal = getUserManagerInternal(); 21925 for (UserInfo user : um.getUsers()) { 21926 final int flags; 21927 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21928 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21929 } else if (umInternal.isUserRunning(user.id)) { 21930 flags = StorageManager.FLAG_STORAGE_DE; 21931 } else { 21932 continue; 21933 } 21934 21935 if (ps.getInstalled(user.id)) { 21936 // TODO: when user data is locked, mark that we're still dirty 21937 prepareAppDataLIF(pkg, user.id, flags); 21938 } 21939 } 21940 } 21941 21942 /** 21943 * Prepare app data for the given app. 21944 * <p> 21945 * Verifies that directories exist and that ownership and labeling is 21946 * correct for all installed apps. If there is an ownership mismatch, this 21947 * will try recovering system apps by wiping data; third-party app data is 21948 * left intact. 21949 */ 21950 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21951 if (pkg == null) { 21952 Slog.wtf(TAG, "Package was null!", new Throwable()); 21953 return; 21954 } 21955 prepareAppDataLeafLIF(pkg, userId, flags); 21956 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21957 for (int i = 0; i < childCount; i++) { 21958 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21959 } 21960 } 21961 21962 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21963 boolean maybeMigrateAppData) { 21964 prepareAppDataLIF(pkg, userId, flags); 21965 21966 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21967 // We may have just shuffled around app data directories, so 21968 // prepare them one more time 21969 prepareAppDataLIF(pkg, userId, flags); 21970 } 21971 } 21972 21973 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21974 if (DEBUG_APP_DATA) { 21975 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21976 + Integer.toHexString(flags)); 21977 } 21978 21979 final String volumeUuid = pkg.volumeUuid; 21980 final String packageName = pkg.packageName; 21981 final ApplicationInfo app = pkg.applicationInfo; 21982 final int appId = UserHandle.getAppId(app.uid); 21983 21984 Preconditions.checkNotNull(app.seInfo); 21985 21986 long ceDataInode = -1; 21987 try { 21988 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21989 appId, app.seInfo, app.targetSdkVersion); 21990 } catch (InstallerException e) { 21991 if (app.isSystemApp()) { 21992 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21993 + ", but trying to recover: " + e); 21994 destroyAppDataLeafLIF(pkg, userId, flags); 21995 try { 21996 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21997 appId, app.seInfo, app.targetSdkVersion); 21998 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21999 } catch (InstallerException e2) { 22000 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22001 } 22002 } else { 22003 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22004 } 22005 } 22006 22007 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22008 // TODO: mark this structure as dirty so we persist it! 22009 synchronized (mPackages) { 22010 final PackageSetting ps = mSettings.mPackages.get(packageName); 22011 if (ps != null) { 22012 ps.setCeDataInode(ceDataInode, userId); 22013 } 22014 } 22015 } 22016 22017 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22018 } 22019 22020 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22021 if (pkg == null) { 22022 Slog.wtf(TAG, "Package was null!", new Throwable()); 22023 return; 22024 } 22025 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22026 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22027 for (int i = 0; i < childCount; i++) { 22028 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22029 } 22030 } 22031 22032 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22033 final String volumeUuid = pkg.volumeUuid; 22034 final String packageName = pkg.packageName; 22035 final ApplicationInfo app = pkg.applicationInfo; 22036 22037 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22038 // Create a native library symlink only if we have native libraries 22039 // and if the native libraries are 32 bit libraries. We do not provide 22040 // this symlink for 64 bit libraries. 22041 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22042 final String nativeLibPath = app.nativeLibraryDir; 22043 try { 22044 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22045 nativeLibPath, userId); 22046 } catch (InstallerException e) { 22047 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22048 } 22049 } 22050 } 22051 } 22052 22053 /** 22054 * For system apps on non-FBE devices, this method migrates any existing 22055 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22056 * requested by the app. 22057 */ 22058 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22059 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22060 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22061 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22062 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22063 try { 22064 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22065 storageTarget); 22066 } catch (InstallerException e) { 22067 logCriticalInfo(Log.WARN, 22068 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22069 } 22070 return true; 22071 } else { 22072 return false; 22073 } 22074 } 22075 22076 public PackageFreezer freezePackage(String packageName, String killReason) { 22077 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22078 } 22079 22080 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22081 return new PackageFreezer(packageName, userId, killReason); 22082 } 22083 22084 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22085 String killReason) { 22086 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22087 } 22088 22089 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22090 String killReason) { 22091 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22092 return new PackageFreezer(); 22093 } else { 22094 return freezePackage(packageName, userId, killReason); 22095 } 22096 } 22097 22098 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22099 String killReason) { 22100 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22101 } 22102 22103 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22104 String killReason) { 22105 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22106 return new PackageFreezer(); 22107 } else { 22108 return freezePackage(packageName, userId, killReason); 22109 } 22110 } 22111 22112 /** 22113 * Class that freezes and kills the given package upon creation, and 22114 * unfreezes it upon closing. This is typically used when doing surgery on 22115 * app code/data to prevent the app from running while you're working. 22116 */ 22117 private class PackageFreezer implements AutoCloseable { 22118 private final String mPackageName; 22119 private final PackageFreezer[] mChildren; 22120 22121 private final boolean mWeFroze; 22122 22123 private final AtomicBoolean mClosed = new AtomicBoolean(); 22124 private final CloseGuard mCloseGuard = CloseGuard.get(); 22125 22126 /** 22127 * Create and return a stub freezer that doesn't actually do anything, 22128 * typically used when someone requested 22129 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22130 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22131 */ 22132 public PackageFreezer() { 22133 mPackageName = null; 22134 mChildren = null; 22135 mWeFroze = false; 22136 mCloseGuard.open("close"); 22137 } 22138 22139 public PackageFreezer(String packageName, int userId, String killReason) { 22140 synchronized (mPackages) { 22141 mPackageName = packageName; 22142 mWeFroze = mFrozenPackages.add(mPackageName); 22143 22144 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22145 if (ps != null) { 22146 killApplication(ps.name, ps.appId, userId, killReason); 22147 } 22148 22149 final PackageParser.Package p = mPackages.get(packageName); 22150 if (p != null && p.childPackages != null) { 22151 final int N = p.childPackages.size(); 22152 mChildren = new PackageFreezer[N]; 22153 for (int i = 0; i < N; i++) { 22154 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22155 userId, killReason); 22156 } 22157 } else { 22158 mChildren = null; 22159 } 22160 } 22161 mCloseGuard.open("close"); 22162 } 22163 22164 @Override 22165 protected void finalize() throws Throwable { 22166 try { 22167 mCloseGuard.warnIfOpen(); 22168 close(); 22169 } finally { 22170 super.finalize(); 22171 } 22172 } 22173 22174 @Override 22175 public void close() { 22176 mCloseGuard.close(); 22177 if (mClosed.compareAndSet(false, true)) { 22178 synchronized (mPackages) { 22179 if (mWeFroze) { 22180 mFrozenPackages.remove(mPackageName); 22181 } 22182 22183 if (mChildren != null) { 22184 for (PackageFreezer freezer : mChildren) { 22185 freezer.close(); 22186 } 22187 } 22188 } 22189 } 22190 } 22191 } 22192 22193 /** 22194 * Verify that given package is currently frozen. 22195 */ 22196 private void checkPackageFrozen(String packageName) { 22197 synchronized (mPackages) { 22198 if (!mFrozenPackages.contains(packageName)) { 22199 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22200 } 22201 } 22202 } 22203 22204 @Override 22205 public int movePackage(final String packageName, final String volumeUuid) { 22206 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22207 22208 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22209 final int moveId = mNextMoveId.getAndIncrement(); 22210 mHandler.post(new Runnable() { 22211 @Override 22212 public void run() { 22213 try { 22214 movePackageInternal(packageName, volumeUuid, moveId, user); 22215 } catch (PackageManagerException e) { 22216 Slog.w(TAG, "Failed to move " + packageName, e); 22217 mMoveCallbacks.notifyStatusChanged(moveId, 22218 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22219 } 22220 } 22221 }); 22222 return moveId; 22223 } 22224 22225 private void movePackageInternal(final String packageName, final String volumeUuid, 22226 final int moveId, UserHandle user) throws PackageManagerException { 22227 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22228 final PackageManager pm = mContext.getPackageManager(); 22229 22230 final boolean currentAsec; 22231 final String currentVolumeUuid; 22232 final File codeFile; 22233 final String installerPackageName; 22234 final String packageAbiOverride; 22235 final int appId; 22236 final String seinfo; 22237 final String label; 22238 final int targetSdkVersion; 22239 final PackageFreezer freezer; 22240 final int[] installedUserIds; 22241 22242 // reader 22243 synchronized (mPackages) { 22244 final PackageParser.Package pkg = mPackages.get(packageName); 22245 final PackageSetting ps = mSettings.mPackages.get(packageName); 22246 if (pkg == null || ps == null) { 22247 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22248 } 22249 22250 if (pkg.applicationInfo.isSystemApp()) { 22251 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22252 "Cannot move system application"); 22253 } 22254 22255 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22256 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22257 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22258 if (isInternalStorage && !allow3rdPartyOnInternal) { 22259 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22260 "3rd party apps are not allowed on internal storage"); 22261 } 22262 22263 if (pkg.applicationInfo.isExternalAsec()) { 22264 currentAsec = true; 22265 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22266 } else if (pkg.applicationInfo.isForwardLocked()) { 22267 currentAsec = true; 22268 currentVolumeUuid = "forward_locked"; 22269 } else { 22270 currentAsec = false; 22271 currentVolumeUuid = ps.volumeUuid; 22272 22273 final File probe = new File(pkg.codePath); 22274 final File probeOat = new File(probe, "oat"); 22275 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22276 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22277 "Move only supported for modern cluster style installs"); 22278 } 22279 } 22280 22281 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22282 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22283 "Package already moved to " + volumeUuid); 22284 } 22285 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22286 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22287 "Device admin cannot be moved"); 22288 } 22289 22290 if (mFrozenPackages.contains(packageName)) { 22291 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22292 "Failed to move already frozen package"); 22293 } 22294 22295 codeFile = new File(pkg.codePath); 22296 installerPackageName = ps.installerPackageName; 22297 packageAbiOverride = ps.cpuAbiOverrideString; 22298 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22299 seinfo = pkg.applicationInfo.seInfo; 22300 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22301 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22302 freezer = freezePackage(packageName, "movePackageInternal"); 22303 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22304 } 22305 22306 final Bundle extras = new Bundle(); 22307 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22308 extras.putString(Intent.EXTRA_TITLE, label); 22309 mMoveCallbacks.notifyCreated(moveId, extras); 22310 22311 int installFlags; 22312 final boolean moveCompleteApp; 22313 final File measurePath; 22314 22315 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22316 installFlags = INSTALL_INTERNAL; 22317 moveCompleteApp = !currentAsec; 22318 measurePath = Environment.getDataAppDirectory(volumeUuid); 22319 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22320 installFlags = INSTALL_EXTERNAL; 22321 moveCompleteApp = false; 22322 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22323 } else { 22324 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22325 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22326 || !volume.isMountedWritable()) { 22327 freezer.close(); 22328 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22329 "Move location not mounted private volume"); 22330 } 22331 22332 Preconditions.checkState(!currentAsec); 22333 22334 installFlags = INSTALL_INTERNAL; 22335 moveCompleteApp = true; 22336 measurePath = Environment.getDataAppDirectory(volumeUuid); 22337 } 22338 22339 final PackageStats stats = new PackageStats(null, -1); 22340 synchronized (mInstaller) { 22341 for (int userId : installedUserIds) { 22342 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22343 freezer.close(); 22344 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22345 "Failed to measure package size"); 22346 } 22347 } 22348 } 22349 22350 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22351 + stats.dataSize); 22352 22353 final long startFreeBytes = measurePath.getUsableSpace(); 22354 final long sizeBytes; 22355 if (moveCompleteApp) { 22356 sizeBytes = stats.codeSize + stats.dataSize; 22357 } else { 22358 sizeBytes = stats.codeSize; 22359 } 22360 22361 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22362 freezer.close(); 22363 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22364 "Not enough free space to move"); 22365 } 22366 22367 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22368 22369 final CountDownLatch installedLatch = new CountDownLatch(1); 22370 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22371 @Override 22372 public void onUserActionRequired(Intent intent) throws RemoteException { 22373 throw new IllegalStateException(); 22374 } 22375 22376 @Override 22377 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22378 Bundle extras) throws RemoteException { 22379 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22380 + PackageManager.installStatusToString(returnCode, msg)); 22381 22382 installedLatch.countDown(); 22383 freezer.close(); 22384 22385 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22386 switch (status) { 22387 case PackageInstaller.STATUS_SUCCESS: 22388 mMoveCallbacks.notifyStatusChanged(moveId, 22389 PackageManager.MOVE_SUCCEEDED); 22390 break; 22391 case PackageInstaller.STATUS_FAILURE_STORAGE: 22392 mMoveCallbacks.notifyStatusChanged(moveId, 22393 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22394 break; 22395 default: 22396 mMoveCallbacks.notifyStatusChanged(moveId, 22397 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22398 break; 22399 } 22400 } 22401 }; 22402 22403 final MoveInfo move; 22404 if (moveCompleteApp) { 22405 // Kick off a thread to report progress estimates 22406 new Thread() { 22407 @Override 22408 public void run() { 22409 while (true) { 22410 try { 22411 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22412 break; 22413 } 22414 } catch (InterruptedException ignored) { 22415 } 22416 22417 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22418 final int progress = 10 + (int) MathUtils.constrain( 22419 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22420 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22421 } 22422 } 22423 }.start(); 22424 22425 final String dataAppName = codeFile.getName(); 22426 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22427 dataAppName, appId, seinfo, targetSdkVersion); 22428 } else { 22429 move = null; 22430 } 22431 22432 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22433 22434 final Message msg = mHandler.obtainMessage(INIT_COPY); 22435 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22436 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22437 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22438 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22439 PackageManager.INSTALL_REASON_UNKNOWN); 22440 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22441 msg.obj = params; 22442 22443 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22444 System.identityHashCode(msg.obj)); 22445 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22446 System.identityHashCode(msg.obj)); 22447 22448 mHandler.sendMessage(msg); 22449 } 22450 22451 @Override 22452 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22453 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22454 22455 final int realMoveId = mNextMoveId.getAndIncrement(); 22456 final Bundle extras = new Bundle(); 22457 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22458 mMoveCallbacks.notifyCreated(realMoveId, extras); 22459 22460 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22461 @Override 22462 public void onCreated(int moveId, Bundle extras) { 22463 // Ignored 22464 } 22465 22466 @Override 22467 public void onStatusChanged(int moveId, int status, long estMillis) { 22468 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22469 } 22470 }; 22471 22472 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22473 storage.setPrimaryStorageUuid(volumeUuid, callback); 22474 return realMoveId; 22475 } 22476 22477 @Override 22478 public int getMoveStatus(int moveId) { 22479 mContext.enforceCallingOrSelfPermission( 22480 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22481 return mMoveCallbacks.mLastStatus.get(moveId); 22482 } 22483 22484 @Override 22485 public void registerMoveCallback(IPackageMoveObserver callback) { 22486 mContext.enforceCallingOrSelfPermission( 22487 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22488 mMoveCallbacks.register(callback); 22489 } 22490 22491 @Override 22492 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22493 mContext.enforceCallingOrSelfPermission( 22494 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22495 mMoveCallbacks.unregister(callback); 22496 } 22497 22498 @Override 22499 public boolean setInstallLocation(int loc) { 22500 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22501 null); 22502 if (getInstallLocation() == loc) { 22503 return true; 22504 } 22505 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22506 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22507 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22508 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22509 return true; 22510 } 22511 return false; 22512 } 22513 22514 @Override 22515 public int getInstallLocation() { 22516 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22517 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22518 PackageHelper.APP_INSTALL_AUTO); 22519 } 22520 22521 /** Called by UserManagerService */ 22522 void cleanUpUser(UserManagerService userManager, int userHandle) { 22523 synchronized (mPackages) { 22524 mDirtyUsers.remove(userHandle); 22525 mUserNeedsBadging.delete(userHandle); 22526 mSettings.removeUserLPw(userHandle); 22527 mPendingBroadcasts.remove(userHandle); 22528 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22529 removeUnusedPackagesLPw(userManager, userHandle); 22530 } 22531 } 22532 22533 /** 22534 * We're removing userHandle and would like to remove any downloaded packages 22535 * that are no longer in use by any other user. 22536 * @param userHandle the user being removed 22537 */ 22538 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22539 final boolean DEBUG_CLEAN_APKS = false; 22540 int [] users = userManager.getUserIds(); 22541 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22542 while (psit.hasNext()) { 22543 PackageSetting ps = psit.next(); 22544 if (ps.pkg == null) { 22545 continue; 22546 } 22547 final String packageName = ps.pkg.packageName; 22548 // Skip over if system app 22549 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22550 continue; 22551 } 22552 if (DEBUG_CLEAN_APKS) { 22553 Slog.i(TAG, "Checking package " + packageName); 22554 } 22555 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22556 if (keep) { 22557 if (DEBUG_CLEAN_APKS) { 22558 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22559 } 22560 } else { 22561 for (int i = 0; i < users.length; i++) { 22562 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22563 keep = true; 22564 if (DEBUG_CLEAN_APKS) { 22565 Slog.i(TAG, " Keeping package " + packageName + " for user " 22566 + users[i]); 22567 } 22568 break; 22569 } 22570 } 22571 } 22572 if (!keep) { 22573 if (DEBUG_CLEAN_APKS) { 22574 Slog.i(TAG, " Removing package " + packageName); 22575 } 22576 mHandler.post(new Runnable() { 22577 public void run() { 22578 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22579 userHandle, 0); 22580 } //end run 22581 }); 22582 } 22583 } 22584 } 22585 22586 /** Called by UserManagerService */ 22587 void createNewUser(int userId, String[] disallowedPackages) { 22588 synchronized (mInstallLock) { 22589 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22590 } 22591 synchronized (mPackages) { 22592 scheduleWritePackageRestrictionsLocked(userId); 22593 scheduleWritePackageListLocked(userId); 22594 applyFactoryDefaultBrowserLPw(userId); 22595 primeDomainVerificationsLPw(userId); 22596 } 22597 } 22598 22599 void onNewUserCreated(final int userId) { 22600 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22601 // If permission review for legacy apps is required, we represent 22602 // dagerous permissions for such apps as always granted runtime 22603 // permissions to keep per user flag state whether review is needed. 22604 // Hence, if a new user is added we have to propagate dangerous 22605 // permission grants for these legacy apps. 22606 if (mPermissionReviewRequired) { 22607 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22608 | UPDATE_PERMISSIONS_REPLACE_ALL); 22609 } 22610 } 22611 22612 @Override 22613 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22614 mContext.enforceCallingOrSelfPermission( 22615 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22616 "Only package verification agents can read the verifier device identity"); 22617 22618 synchronized (mPackages) { 22619 return mSettings.getVerifierDeviceIdentityLPw(); 22620 } 22621 } 22622 22623 @Override 22624 public void setPermissionEnforced(String permission, boolean enforced) { 22625 // TODO: Now that we no longer change GID for storage, this should to away. 22626 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22627 "setPermissionEnforced"); 22628 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22629 synchronized (mPackages) { 22630 if (mSettings.mReadExternalStorageEnforced == null 22631 || mSettings.mReadExternalStorageEnforced != enforced) { 22632 mSettings.mReadExternalStorageEnforced = enforced; 22633 mSettings.writeLPr(); 22634 } 22635 } 22636 // kill any non-foreground processes so we restart them and 22637 // grant/revoke the GID. 22638 final IActivityManager am = ActivityManager.getService(); 22639 if (am != null) { 22640 final long token = Binder.clearCallingIdentity(); 22641 try { 22642 am.killProcessesBelowForeground("setPermissionEnforcement"); 22643 } catch (RemoteException e) { 22644 } finally { 22645 Binder.restoreCallingIdentity(token); 22646 } 22647 } 22648 } else { 22649 throw new IllegalArgumentException("No selective enforcement for " + permission); 22650 } 22651 } 22652 22653 @Override 22654 @Deprecated 22655 public boolean isPermissionEnforced(String permission) { 22656 return true; 22657 } 22658 22659 @Override 22660 public boolean isStorageLow() { 22661 final long token = Binder.clearCallingIdentity(); 22662 try { 22663 final DeviceStorageMonitorInternal 22664 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22665 if (dsm != null) { 22666 return dsm.isMemoryLow(); 22667 } else { 22668 return false; 22669 } 22670 } finally { 22671 Binder.restoreCallingIdentity(token); 22672 } 22673 } 22674 22675 @Override 22676 public IPackageInstaller getPackageInstaller() { 22677 return mInstallerService; 22678 } 22679 22680 private boolean userNeedsBadging(int userId) { 22681 int index = mUserNeedsBadging.indexOfKey(userId); 22682 if (index < 0) { 22683 final UserInfo userInfo; 22684 final long token = Binder.clearCallingIdentity(); 22685 try { 22686 userInfo = sUserManager.getUserInfo(userId); 22687 } finally { 22688 Binder.restoreCallingIdentity(token); 22689 } 22690 final boolean b; 22691 if (userInfo != null && userInfo.isManagedProfile()) { 22692 b = true; 22693 } else { 22694 b = false; 22695 } 22696 mUserNeedsBadging.put(userId, b); 22697 return b; 22698 } 22699 return mUserNeedsBadging.valueAt(index); 22700 } 22701 22702 @Override 22703 public KeySet getKeySetByAlias(String packageName, String alias) { 22704 if (packageName == null || alias == null) { 22705 return null; 22706 } 22707 synchronized(mPackages) { 22708 final PackageParser.Package pkg = mPackages.get(packageName); 22709 if (pkg == null) { 22710 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22711 throw new IllegalArgumentException("Unknown package: " + packageName); 22712 } 22713 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22714 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22715 } 22716 } 22717 22718 @Override 22719 public KeySet getSigningKeySet(String packageName) { 22720 if (packageName == null) { 22721 return null; 22722 } 22723 synchronized(mPackages) { 22724 final PackageParser.Package pkg = mPackages.get(packageName); 22725 if (pkg == null) { 22726 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22727 throw new IllegalArgumentException("Unknown package: " + packageName); 22728 } 22729 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22730 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22731 throw new SecurityException("May not access signing KeySet of other apps."); 22732 } 22733 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22734 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22735 } 22736 } 22737 22738 @Override 22739 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22740 if (packageName == null || ks == null) { 22741 return false; 22742 } 22743 synchronized(mPackages) { 22744 final PackageParser.Package pkg = mPackages.get(packageName); 22745 if (pkg == null) { 22746 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22747 throw new IllegalArgumentException("Unknown package: " + packageName); 22748 } 22749 IBinder ksh = ks.getToken(); 22750 if (ksh instanceof KeySetHandle) { 22751 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22752 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22753 } 22754 return false; 22755 } 22756 } 22757 22758 @Override 22759 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22760 if (packageName == null || ks == null) { 22761 return false; 22762 } 22763 synchronized(mPackages) { 22764 final PackageParser.Package pkg = mPackages.get(packageName); 22765 if (pkg == null) { 22766 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22767 throw new IllegalArgumentException("Unknown package: " + packageName); 22768 } 22769 IBinder ksh = ks.getToken(); 22770 if (ksh instanceof KeySetHandle) { 22771 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22772 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22773 } 22774 return false; 22775 } 22776 } 22777 22778 private void deletePackageIfUnusedLPr(final String packageName) { 22779 PackageSetting ps = mSettings.mPackages.get(packageName); 22780 if (ps == null) { 22781 return; 22782 } 22783 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22784 // TODO Implement atomic delete if package is unused 22785 // It is currently possible that the package will be deleted even if it is installed 22786 // after this method returns. 22787 mHandler.post(new Runnable() { 22788 public void run() { 22789 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22790 0, PackageManager.DELETE_ALL_USERS); 22791 } 22792 }); 22793 } 22794 } 22795 22796 /** 22797 * Check and throw if the given before/after packages would be considered a 22798 * downgrade. 22799 */ 22800 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22801 throws PackageManagerException { 22802 if (after.versionCode < before.mVersionCode) { 22803 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22804 "Update version code " + after.versionCode + " is older than current " 22805 + before.mVersionCode); 22806 } else if (after.versionCode == before.mVersionCode) { 22807 if (after.baseRevisionCode < before.baseRevisionCode) { 22808 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22809 "Update base revision code " + after.baseRevisionCode 22810 + " is older than current " + before.baseRevisionCode); 22811 } 22812 22813 if (!ArrayUtils.isEmpty(after.splitNames)) { 22814 for (int i = 0; i < after.splitNames.length; i++) { 22815 final String splitName = after.splitNames[i]; 22816 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22817 if (j != -1) { 22818 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22819 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22820 "Update split " + splitName + " revision code " 22821 + after.splitRevisionCodes[i] + " is older than current " 22822 + before.splitRevisionCodes[j]); 22823 } 22824 } 22825 } 22826 } 22827 } 22828 } 22829 22830 private static class MoveCallbacks extends Handler { 22831 private static final int MSG_CREATED = 1; 22832 private static final int MSG_STATUS_CHANGED = 2; 22833 22834 private final RemoteCallbackList<IPackageMoveObserver> 22835 mCallbacks = new RemoteCallbackList<>(); 22836 22837 private final SparseIntArray mLastStatus = new SparseIntArray(); 22838 22839 public MoveCallbacks(Looper looper) { 22840 super(looper); 22841 } 22842 22843 public void register(IPackageMoveObserver callback) { 22844 mCallbacks.register(callback); 22845 } 22846 22847 public void unregister(IPackageMoveObserver callback) { 22848 mCallbacks.unregister(callback); 22849 } 22850 22851 @Override 22852 public void handleMessage(Message msg) { 22853 final SomeArgs args = (SomeArgs) msg.obj; 22854 final int n = mCallbacks.beginBroadcast(); 22855 for (int i = 0; i < n; i++) { 22856 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22857 try { 22858 invokeCallback(callback, msg.what, args); 22859 } catch (RemoteException ignored) { 22860 } 22861 } 22862 mCallbacks.finishBroadcast(); 22863 args.recycle(); 22864 } 22865 22866 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22867 throws RemoteException { 22868 switch (what) { 22869 case MSG_CREATED: { 22870 callback.onCreated(args.argi1, (Bundle) args.arg2); 22871 break; 22872 } 22873 case MSG_STATUS_CHANGED: { 22874 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22875 break; 22876 } 22877 } 22878 } 22879 22880 private void notifyCreated(int moveId, Bundle extras) { 22881 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22882 22883 final SomeArgs args = SomeArgs.obtain(); 22884 args.argi1 = moveId; 22885 args.arg2 = extras; 22886 obtainMessage(MSG_CREATED, args).sendToTarget(); 22887 } 22888 22889 private void notifyStatusChanged(int moveId, int status) { 22890 notifyStatusChanged(moveId, status, -1); 22891 } 22892 22893 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22894 Slog.v(TAG, "Move " + moveId + " status " + status); 22895 22896 final SomeArgs args = SomeArgs.obtain(); 22897 args.argi1 = moveId; 22898 args.argi2 = status; 22899 args.arg3 = estMillis; 22900 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22901 22902 synchronized (mLastStatus) { 22903 mLastStatus.put(moveId, status); 22904 } 22905 } 22906 } 22907 22908 private final static class OnPermissionChangeListeners extends Handler { 22909 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22910 22911 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22912 new RemoteCallbackList<>(); 22913 22914 public OnPermissionChangeListeners(Looper looper) { 22915 super(looper); 22916 } 22917 22918 @Override 22919 public void handleMessage(Message msg) { 22920 switch (msg.what) { 22921 case MSG_ON_PERMISSIONS_CHANGED: { 22922 final int uid = msg.arg1; 22923 handleOnPermissionsChanged(uid); 22924 } break; 22925 } 22926 } 22927 22928 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22929 mPermissionListeners.register(listener); 22930 22931 } 22932 22933 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22934 mPermissionListeners.unregister(listener); 22935 } 22936 22937 public void onPermissionsChanged(int uid) { 22938 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22939 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22940 } 22941 } 22942 22943 private void handleOnPermissionsChanged(int uid) { 22944 final int count = mPermissionListeners.beginBroadcast(); 22945 try { 22946 for (int i = 0; i < count; i++) { 22947 IOnPermissionsChangeListener callback = mPermissionListeners 22948 .getBroadcastItem(i); 22949 try { 22950 callback.onPermissionsChanged(uid); 22951 } catch (RemoteException e) { 22952 Log.e(TAG, "Permission listener is dead", e); 22953 } 22954 } 22955 } finally { 22956 mPermissionListeners.finishBroadcast(); 22957 } 22958 } 22959 } 22960 22961 private class PackageManagerInternalImpl extends PackageManagerInternal { 22962 @Override 22963 public void setLocationPackagesProvider(PackagesProvider provider) { 22964 synchronized (mPackages) { 22965 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22966 } 22967 } 22968 22969 @Override 22970 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22971 synchronized (mPackages) { 22972 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22973 } 22974 } 22975 22976 @Override 22977 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22978 synchronized (mPackages) { 22979 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22980 } 22981 } 22982 22983 @Override 22984 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22985 synchronized (mPackages) { 22986 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22987 } 22988 } 22989 22990 @Override 22991 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22992 synchronized (mPackages) { 22993 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22994 } 22995 } 22996 22997 @Override 22998 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22999 synchronized (mPackages) { 23000 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 23001 } 23002 } 23003 23004 @Override 23005 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23006 synchronized (mPackages) { 23007 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 23008 packageName, userId); 23009 } 23010 } 23011 23012 @Override 23013 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23014 synchronized (mPackages) { 23015 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23016 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 23017 packageName, userId); 23018 } 23019 } 23020 23021 @Override 23022 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23023 synchronized (mPackages) { 23024 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 23025 packageName, userId); 23026 } 23027 } 23028 23029 @Override 23030 public void setKeepUninstalledPackages(final List<String> packageList) { 23031 Preconditions.checkNotNull(packageList); 23032 List<String> removedFromList = null; 23033 synchronized (mPackages) { 23034 if (mKeepUninstalledPackages != null) { 23035 final int packagesCount = mKeepUninstalledPackages.size(); 23036 for (int i = 0; i < packagesCount; i++) { 23037 String oldPackage = mKeepUninstalledPackages.get(i); 23038 if (packageList != null && packageList.contains(oldPackage)) { 23039 continue; 23040 } 23041 if (removedFromList == null) { 23042 removedFromList = new ArrayList<>(); 23043 } 23044 removedFromList.add(oldPackage); 23045 } 23046 } 23047 mKeepUninstalledPackages = new ArrayList<>(packageList); 23048 if (removedFromList != null) { 23049 final int removedCount = removedFromList.size(); 23050 for (int i = 0; i < removedCount; i++) { 23051 deletePackageIfUnusedLPr(removedFromList.get(i)); 23052 } 23053 } 23054 } 23055 } 23056 23057 @Override 23058 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23059 synchronized (mPackages) { 23060 // If we do not support permission review, done. 23061 if (!mPermissionReviewRequired) { 23062 return false; 23063 } 23064 23065 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23066 if (packageSetting == null) { 23067 return false; 23068 } 23069 23070 // Permission review applies only to apps not supporting the new permission model. 23071 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23072 return false; 23073 } 23074 23075 // Legacy apps have the permission and get user consent on launch. 23076 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23077 return permissionsState.isPermissionReviewRequired(userId); 23078 } 23079 } 23080 23081 @Override 23082 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23083 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23084 } 23085 23086 @Override 23087 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23088 int userId) { 23089 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23090 } 23091 23092 @Override 23093 public void setDeviceAndProfileOwnerPackages( 23094 int deviceOwnerUserId, String deviceOwnerPackage, 23095 SparseArray<String> profileOwnerPackages) { 23096 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23097 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23098 } 23099 23100 @Override 23101 public boolean isPackageDataProtected(int userId, String packageName) { 23102 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23103 } 23104 23105 @Override 23106 public boolean isPackageEphemeral(int userId, String packageName) { 23107 synchronized (mPackages) { 23108 final PackageSetting ps = mSettings.mPackages.get(packageName); 23109 return ps != null ? ps.getInstantApp(userId) : false; 23110 } 23111 } 23112 23113 @Override 23114 public boolean wasPackageEverLaunched(String packageName, int userId) { 23115 synchronized (mPackages) { 23116 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23117 } 23118 } 23119 23120 @Override 23121 public void grantRuntimePermission(String packageName, String name, int userId, 23122 boolean overridePolicy) { 23123 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23124 overridePolicy); 23125 } 23126 23127 @Override 23128 public void revokeRuntimePermission(String packageName, String name, int userId, 23129 boolean overridePolicy) { 23130 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23131 overridePolicy); 23132 } 23133 23134 @Override 23135 public String getNameForUid(int uid) { 23136 return PackageManagerService.this.getNameForUid(uid); 23137 } 23138 23139 @Override 23140 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23141 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23142 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23143 responseObj, origIntent, resolvedType, callingPackage, userId); 23144 } 23145 23146 @Override 23147 public void grantEphemeralAccess(int userId, Intent intent, 23148 int targetAppId, int ephemeralAppId) { 23149 synchronized (mPackages) { 23150 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23151 targetAppId, ephemeralAppId); 23152 } 23153 } 23154 23155 @Override 23156 public boolean isInstantAppInstallerComponent(ComponentName component) { 23157 synchronized (mPackages) { 23158 return component != null && component.equals(mInstantAppInstallerComponent); 23159 } 23160 } 23161 23162 @Override 23163 public void pruneInstantApps() { 23164 synchronized (mPackages) { 23165 mInstantAppRegistry.pruneInstantAppsLPw(); 23166 } 23167 } 23168 23169 @Override 23170 public String getSetupWizardPackageName() { 23171 return mSetupWizardPackage; 23172 } 23173 23174 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23175 if (policy != null) { 23176 mExternalSourcesPolicy = policy; 23177 } 23178 } 23179 23180 @Override 23181 public boolean isPackagePersistent(String packageName) { 23182 synchronized (mPackages) { 23183 PackageParser.Package pkg = mPackages.get(packageName); 23184 return pkg != null 23185 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23186 | ApplicationInfo.FLAG_PERSISTENT)) == 23187 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23188 : false; 23189 } 23190 } 23191 23192 @Override 23193 public List<PackageInfo> getOverlayPackages(int userId) { 23194 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23195 synchronized (mPackages) { 23196 for (PackageParser.Package p : mPackages.values()) { 23197 if (p.mOverlayTarget != null) { 23198 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23199 if (pkg != null) { 23200 overlayPackages.add(pkg); 23201 } 23202 } 23203 } 23204 } 23205 return overlayPackages; 23206 } 23207 23208 @Override 23209 public List<String> getTargetPackageNames(int userId) { 23210 List<String> targetPackages = new ArrayList<>(); 23211 synchronized (mPackages) { 23212 for (PackageParser.Package p : mPackages.values()) { 23213 if (p.mOverlayTarget == null) { 23214 targetPackages.add(p.packageName); 23215 } 23216 } 23217 } 23218 return targetPackages; 23219 } 23220 23221 @Override 23222 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23223 @Nullable List<String> overlayPackageNames) { 23224 synchronized (mPackages) { 23225 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23226 Slog.e(TAG, "failed to find package " + targetPackageName); 23227 return false; 23228 } 23229 23230 ArrayList<String> paths = null; 23231 if (overlayPackageNames != null) { 23232 final int N = overlayPackageNames.size(); 23233 paths = new ArrayList<>(N); 23234 for (int i = 0; i < N; i++) { 23235 final String packageName = overlayPackageNames.get(i); 23236 final PackageParser.Package pkg = mPackages.get(packageName); 23237 if (pkg == null) { 23238 Slog.e(TAG, "failed to find package " + packageName); 23239 return false; 23240 } 23241 paths.add(pkg.baseCodePath); 23242 } 23243 } 23244 23245 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23246 mEnabledOverlayPaths.get(userId); 23247 if (userSpecificOverlays == null) { 23248 userSpecificOverlays = new ArrayMap<>(); 23249 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23250 } 23251 23252 if (paths != null && paths.size() > 0) { 23253 userSpecificOverlays.put(targetPackageName, paths); 23254 } else { 23255 userSpecificOverlays.remove(targetPackageName); 23256 } 23257 return true; 23258 } 23259 } 23260 23261 @Override 23262 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23263 int flags, int userId) { 23264 return resolveIntentInternal( 23265 intent, resolvedType, flags, userId, true /*includeInstantApps*/); 23266 } 23267 23268 @Override 23269 public ResolveInfo resolveService(Intent intent, String resolvedType, 23270 int flags, int userId, int callingUid) { 23271 return resolveServiceInternal( 23272 intent, resolvedType, flags, userId, callingUid, true /*includeInstantApps*/); 23273 } 23274 23275 23276 @Override 23277 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23278 synchronized (mPackages) { 23279 mIsolatedOwners.put(isolatedUid, ownerUid); 23280 } 23281 } 23282 23283 @Override 23284 public void removeIsolatedUid(int isolatedUid) { 23285 synchronized (mPackages) { 23286 mIsolatedOwners.delete(isolatedUid); 23287 } 23288 } 23289 } 23290 23291 @Override 23292 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23293 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23294 synchronized (mPackages) { 23295 final long identity = Binder.clearCallingIdentity(); 23296 try { 23297 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23298 packageNames, userId); 23299 } finally { 23300 Binder.restoreCallingIdentity(identity); 23301 } 23302 } 23303 } 23304 23305 @Override 23306 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23307 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23308 synchronized (mPackages) { 23309 final long identity = Binder.clearCallingIdentity(); 23310 try { 23311 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23312 packageNames, userId); 23313 } finally { 23314 Binder.restoreCallingIdentity(identity); 23315 } 23316 } 23317 } 23318 23319 private static void enforceSystemOrPhoneCaller(String tag) { 23320 int callingUid = Binder.getCallingUid(); 23321 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23322 throw new SecurityException( 23323 "Cannot call " + tag + " from UID " + callingUid); 23324 } 23325 } 23326 23327 boolean isHistoricalPackageUsageAvailable() { 23328 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23329 } 23330 23331 /** 23332 * Return a <b>copy</b> of the collection of packages known to the package manager. 23333 * @return A copy of the values of mPackages. 23334 */ 23335 Collection<PackageParser.Package> getPackages() { 23336 synchronized (mPackages) { 23337 return new ArrayList<>(mPackages.values()); 23338 } 23339 } 23340 23341 /** 23342 * Logs process start information (including base APK hash) to the security log. 23343 * @hide 23344 */ 23345 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23346 String apkFile, int pid) { 23347 if (!SecurityLog.isLoggingEnabled()) { 23348 return; 23349 } 23350 Bundle data = new Bundle(); 23351 data.putLong("startTimestamp", System.currentTimeMillis()); 23352 data.putString("processName", processName); 23353 data.putInt("uid", uid); 23354 data.putString("seinfo", seinfo); 23355 data.putString("apkFile", apkFile); 23356 data.putInt("pid", pid); 23357 Message msg = mProcessLoggingHandler.obtainMessage( 23358 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23359 msg.setData(data); 23360 mProcessLoggingHandler.sendMessage(msg); 23361 } 23362 23363 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23364 return mCompilerStats.getPackageStats(pkgName); 23365 } 23366 23367 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23368 return getOrCreateCompilerPackageStats(pkg.packageName); 23369 } 23370 23371 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23372 return mCompilerStats.getOrCreatePackageStats(pkgName); 23373 } 23374 23375 public void deleteCompilerPackageStats(String pkgName) { 23376 mCompilerStats.deletePackageStats(pkgName); 23377 } 23378 23379 @Override 23380 public int getInstallReason(String packageName, int userId) { 23381 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23382 true /* requireFullPermission */, false /* checkShell */, 23383 "get install reason"); 23384 synchronized (mPackages) { 23385 final PackageSetting ps = mSettings.mPackages.get(packageName); 23386 if (ps != null) { 23387 return ps.getInstallReason(userId); 23388 } 23389 } 23390 return PackageManager.INSTALL_REASON_UNKNOWN; 23391 } 23392 23393 @Override 23394 public boolean canRequestPackageInstalls(String packageName, int userId) { 23395 int callingUid = Binder.getCallingUid(); 23396 int uid = getPackageUid(packageName, 0, userId); 23397 if (callingUid != uid && callingUid != Process.ROOT_UID 23398 && callingUid != Process.SYSTEM_UID) { 23399 throw new SecurityException( 23400 "Caller uid " + callingUid + " does not own package " + packageName); 23401 } 23402 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23403 if (info == null) { 23404 return false; 23405 } 23406 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23407 throw new UnsupportedOperationException( 23408 "Operation only supported on apps targeting Android O or higher"); 23409 } 23410 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23411 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23412 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23413 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23414 } 23415 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23416 return false; 23417 } 23418 if (mExternalSourcesPolicy != null) { 23419 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23420 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23421 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23422 } 23423 } 23424 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23425 } 23426 23427 @Override 23428 public ComponentName getInstantAppResolverSettingsComponent() { 23429 return mInstantAppResolverSettingsComponent; 23430 } 23431} 23432