PackageManagerService.java revision aa49cb86e6d5f23d82c97db32c848bc4ea2b81bc
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ChangedPackages; 130import android.content.pm.ComponentInfo; 131import android.content.pm.InstantAppRequest; 132import android.content.pm.AuxiliaryResolveInfo; 133import android.content.pm.FallbackCategoryProvider; 134import android.content.pm.FeatureInfo; 135import android.content.pm.IOnPermissionsChangeListener; 136import android.content.pm.IPackageDataObserver; 137import android.content.pm.IPackageDeleteObserver; 138import android.content.pm.IPackageDeleteObserver2; 139import android.content.pm.IPackageInstallObserver2; 140import android.content.pm.IPackageInstaller; 141import android.content.pm.IPackageManager; 142import android.content.pm.IPackageMoveObserver; 143import android.content.pm.IPackageStatsObserver; 144import android.content.pm.InstantAppInfo; 145import android.content.pm.InstantAppResolveInfo; 146import android.content.pm.InstrumentationInfo; 147import android.content.pm.IntentFilterVerificationInfo; 148import android.content.pm.KeySet; 149import android.content.pm.PackageCleanItem; 150import android.content.pm.PackageInfo; 151import android.content.pm.PackageInfoLite; 152import android.content.pm.PackageInstaller; 153import android.content.pm.PackageManager; 154import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 155import android.content.pm.PackageManagerInternal; 156import android.content.pm.PackageParser; 157import android.content.pm.PackageParser.ActivityIntentInfo; 158import android.content.pm.PackageParser.PackageLite; 159import android.content.pm.PackageParser.PackageParserException; 160import android.content.pm.PackageStats; 161import android.content.pm.PackageUserState; 162import android.content.pm.ParceledListSlice; 163import android.content.pm.PermissionGroupInfo; 164import android.content.pm.PermissionInfo; 165import android.content.pm.ProviderInfo; 166import android.content.pm.ResolveInfo; 167import android.content.pm.SELinuxUtil; 168import android.content.pm.ServiceInfo; 169import android.content.pm.SharedLibraryInfo; 170import android.content.pm.Signature; 171import android.content.pm.UserInfo; 172import android.content.pm.VerifierDeviceIdentity; 173import android.content.pm.VerifierInfo; 174import android.content.pm.VersionedPackage; 175import android.content.res.Resources; 176import android.graphics.Bitmap; 177import android.hardware.display.DisplayManager; 178import android.net.Uri; 179import android.os.Binder; 180import android.os.Build; 181import android.os.Bundle; 182import android.os.Debug; 183import android.os.Environment; 184import android.os.Environment.UserEnvironment; 185import android.os.FileUtils; 186import android.os.Handler; 187import android.os.IBinder; 188import android.os.Looper; 189import android.os.Message; 190import android.os.Parcel; 191import android.os.ParcelFileDescriptor; 192import android.os.PatternMatcher; 193import android.os.Process; 194import android.os.RemoteCallbackList; 195import android.os.RemoteException; 196import android.os.ResultReceiver; 197import android.os.SELinux; 198import android.os.ServiceManager; 199import android.os.ShellCallback; 200import android.os.SystemClock; 201import android.os.SystemProperties; 202import android.os.Trace; 203import android.os.UserHandle; 204import android.os.UserManager; 205import android.os.UserManagerInternal; 206import android.os.storage.IStorageManager; 207import android.os.storage.StorageEventListener; 208import android.os.storage.StorageManager; 209import android.os.storage.StorageManagerInternal; 210import android.os.storage.VolumeInfo; 211import android.os.storage.VolumeRecord; 212import android.provider.Settings.Global; 213import android.provider.Settings.Secure; 214import android.security.KeyStore; 215import android.security.SystemKeyStore; 216import android.service.pm.PackageServiceDumpProto; 217import android.system.ErrnoException; 218import android.system.Os; 219import android.text.TextUtils; 220import android.text.format.DateUtils; 221import android.util.ArrayMap; 222import android.util.ArraySet; 223import android.util.Base64; 224import android.util.DisplayMetrics; 225import android.util.EventLog; 226import android.util.ExceptionUtils; 227import android.util.Log; 228import android.util.LogPrinter; 229import android.util.MathUtils; 230import android.util.PackageUtils; 231import android.util.Pair; 232import android.util.PrintStreamPrinter; 233import android.util.Slog; 234import android.util.SparseArray; 235import android.util.SparseBooleanArray; 236import android.util.SparseIntArray; 237import android.util.Xml; 238import android.util.jar.StrictJarFile; 239import android.util.proto.ProtoOutputStream; 240import android.view.Display; 241 242import com.android.internal.R; 243import com.android.internal.annotations.GuardedBy; 244import com.android.internal.app.IMediaContainerService; 245import com.android.internal.app.ResolverActivity; 246import com.android.internal.content.NativeLibraryHelper; 247import com.android.internal.content.PackageHelper; 248import com.android.internal.logging.MetricsLogger; 249import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 250import com.android.internal.os.IParcelFileDescriptorFactory; 251import com.android.internal.os.RoSystemProperties; 252import com.android.internal.os.SomeArgs; 253import com.android.internal.os.Zygote; 254import com.android.internal.telephony.CarrierAppUtils; 255import com.android.internal.util.ArrayUtils; 256import com.android.internal.util.ConcurrentUtils; 257import com.android.internal.util.FastPrintWriter; 258import com.android.internal.util.FastXmlSerializer; 259import com.android.internal.util.IndentingPrintWriter; 260import com.android.internal.util.Preconditions; 261import com.android.internal.util.XmlUtils; 262import com.android.server.AttributeCache; 263import com.android.server.DeviceIdleController; 264import com.android.server.EventLogTags; 265import com.android.server.FgThread; 266import com.android.server.IntentResolver; 267import com.android.server.LocalServices; 268import com.android.server.LockGuard; 269import com.android.server.ServiceThread; 270import com.android.server.SystemConfig; 271import com.android.server.SystemServerInitThreadPool; 272import com.android.server.Watchdog; 273import com.android.server.net.NetworkPolicyManagerInternal; 274import com.android.server.pm.BackgroundDexOptService; 275import com.android.server.pm.Installer.InstallerException; 276import com.android.server.pm.PermissionsState.PermissionState; 277import com.android.server.pm.Settings.DatabaseVersion; 278import com.android.server.pm.Settings.VersionInfo; 279import com.android.server.pm.dex.DexManager; 280import com.android.server.storage.DeviceStorageMonitorInternal; 281 282import dalvik.system.CloseGuard; 283import dalvik.system.DexFile; 284import dalvik.system.VMRuntime; 285 286import libcore.io.IoUtils; 287import libcore.util.EmptyArray; 288 289import org.xmlpull.v1.XmlPullParser; 290import org.xmlpull.v1.XmlPullParserException; 291import org.xmlpull.v1.XmlSerializer; 292 293import java.io.BufferedOutputStream; 294import java.io.BufferedReader; 295import java.io.ByteArrayInputStream; 296import java.io.ByteArrayOutputStream; 297import java.io.File; 298import java.io.FileDescriptor; 299import java.io.FileInputStream; 300import java.io.FileNotFoundException; 301import java.io.FileOutputStream; 302import java.io.FileReader; 303import java.io.FilenameFilter; 304import java.io.IOException; 305import java.io.PrintWriter; 306import java.nio.charset.StandardCharsets; 307import java.security.DigestInputStream; 308import java.security.MessageDigest; 309import java.security.NoSuchAlgorithmException; 310import java.security.PublicKey; 311import java.security.SecureRandom; 312import java.security.cert.Certificate; 313import java.security.cert.CertificateEncodingException; 314import java.security.cert.CertificateException; 315import java.text.SimpleDateFormat; 316import java.util.ArrayList; 317import java.util.Arrays; 318import java.util.Collection; 319import java.util.Collections; 320import java.util.Comparator; 321import java.util.Date; 322import java.util.HashMap; 323import java.util.HashSet; 324import java.util.Iterator; 325import java.util.List; 326import java.util.Map; 327import java.util.Objects; 328import java.util.Set; 329import java.util.concurrent.CountDownLatch; 330import java.util.concurrent.Future; 331import java.util.concurrent.TimeUnit; 332import java.util.concurrent.atomic.AtomicBoolean; 333import java.util.concurrent.atomic.AtomicInteger; 334 335/** 336 * Keep track of all those APKs everywhere. 337 * <p> 338 * Internally there are two important locks: 339 * <ul> 340 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 341 * and other related state. It is a fine-grained lock that should only be held 342 * momentarily, as it's one of the most contended locks in the system. 343 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 344 * operations typically involve heavy lifting of application data on disk. Since 345 * {@code installd} is single-threaded, and it's operations can often be slow, 346 * this lock should never be acquired while already holding {@link #mPackages}. 347 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 348 * holding {@link #mInstallLock}. 349 * </ul> 350 * Many internal methods rely on the caller to hold the appropriate locks, and 351 * this contract is expressed through method name suffixes: 352 * <ul> 353 * <li>fooLI(): the caller must hold {@link #mInstallLock} 354 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 355 * being modified must be frozen 356 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 357 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 358 * </ul> 359 * <p> 360 * Because this class is very central to the platform's security; please run all 361 * CTS and unit tests whenever making modifications: 362 * 363 * <pre> 364 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 365 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 366 * </pre> 367 */ 368public class PackageManagerService extends IPackageManager.Stub { 369 static final String TAG = "PackageManager"; 370 static final boolean DEBUG_SETTINGS = false; 371 static final boolean DEBUG_PREFERRED = false; 372 static final boolean DEBUG_UPGRADE = false; 373 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 374 private static final boolean DEBUG_BACKUP = false; 375 private static final boolean DEBUG_INSTALL = false; 376 private static final boolean DEBUG_REMOVE = false; 377 private static final boolean DEBUG_BROADCASTS = false; 378 private static final boolean DEBUG_SHOW_INFO = false; 379 private static final boolean DEBUG_PACKAGE_INFO = false; 380 private static final boolean DEBUG_INTENT_MATCHING = false; 381 private static final boolean DEBUG_PACKAGE_SCANNING = false; 382 private static final boolean DEBUG_VERIFY = false; 383 private static final boolean DEBUG_FILTERS = false; 384 385 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 386 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 387 // user, but by default initialize to this. 388 public static final boolean DEBUG_DEXOPT = false; 389 390 private static final boolean DEBUG_ABI_SELECTION = false; 391 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 392 private static final boolean DEBUG_TRIAGED_MISSING = false; 393 private static final boolean DEBUG_APP_DATA = false; 394 395 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 396 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 397 398 private static final boolean DISABLE_EPHEMERAL_APPS = false; 399 private static final boolean HIDE_EPHEMERAL_APIS = false; 400 401 private static final boolean ENABLE_FREE_CACHE_V2 = 402 SystemProperties.getBoolean("fw.free_cache_v2", true); 403 404 private static final int RADIO_UID = Process.PHONE_UID; 405 private static final int LOG_UID = Process.LOG_UID; 406 private static final int NFC_UID = Process.NFC_UID; 407 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 408 private static final int SHELL_UID = Process.SHELL_UID; 409 410 // Cap the size of permission trees that 3rd party apps can define 411 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 412 413 // Suffix used during package installation when copying/moving 414 // package apks to install directory. 415 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 416 417 static final int SCAN_NO_DEX = 1<<1; 418 static final int SCAN_FORCE_DEX = 1<<2; 419 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 420 static final int SCAN_NEW_INSTALL = 1<<4; 421 static final int SCAN_UPDATE_TIME = 1<<5; 422 static final int SCAN_BOOTING = 1<<6; 423 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 424 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 425 static final int SCAN_REPLACING = 1<<9; 426 static final int SCAN_REQUIRE_KNOWN = 1<<10; 427 static final int SCAN_MOVE = 1<<11; 428 static final int SCAN_INITIAL = 1<<12; 429 static final int SCAN_CHECK_ONLY = 1<<13; 430 static final int SCAN_DONT_KILL_APP = 1<<14; 431 static final int SCAN_IGNORE_FROZEN = 1<<15; 432 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 433 static final int SCAN_AS_INSTANT_APP = 1<<17; 434 static final int SCAN_AS_FULL_APP = 1<<18; 435 /** Should not be with the scan flags */ 436 static final int FLAGS_REMOVE_CHATTY = 1<<31; 437 438 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 439 440 private static final int[] EMPTY_INT_ARRAY = new int[0]; 441 442 /** 443 * Timeout (in milliseconds) after which the watchdog should declare that 444 * our handler thread is wedged. The usual default for such things is one 445 * minute but we sometimes do very lengthy I/O operations on this thread, 446 * such as installing multi-gigabyte applications, so ours needs to be longer. 447 */ 448 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 449 450 /** 451 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 452 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 453 * settings entry if available, otherwise we use the hardcoded default. If it's been 454 * more than this long since the last fstrim, we force one during the boot sequence. 455 * 456 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 457 * one gets run at the next available charging+idle time. This final mandatory 458 * no-fstrim check kicks in only of the other scheduling criteria is never met. 459 */ 460 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 461 462 /** 463 * Whether verification is enabled by default. 464 */ 465 private static final boolean DEFAULT_VERIFY_ENABLE = true; 466 467 /** 468 * The default maximum time to wait for the verification agent to return in 469 * milliseconds. 470 */ 471 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 472 473 /** 474 * The default response for package verification timeout. 475 * 476 * This can be either PackageManager.VERIFICATION_ALLOW or 477 * PackageManager.VERIFICATION_REJECT. 478 */ 479 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 480 481 static final String PLATFORM_PACKAGE_NAME = "android"; 482 483 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 484 485 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 486 DEFAULT_CONTAINER_PACKAGE, 487 "com.android.defcontainer.DefaultContainerService"); 488 489 private static final String KILL_APP_REASON_GIDS_CHANGED = 490 "permission grant or revoke changed gids"; 491 492 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 493 "permissions revoked"; 494 495 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 496 497 private static final String PACKAGE_SCHEME = "package"; 498 499 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 500 501 /** Permission grant: not grant the permission. */ 502 private static final int GRANT_DENIED = 1; 503 504 /** Permission grant: grant the permission as an install permission. */ 505 private static final int GRANT_INSTALL = 2; 506 507 /** Permission grant: grant the permission as a runtime one. */ 508 private static final int GRANT_RUNTIME = 3; 509 510 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 511 private static final int GRANT_UPGRADE = 4; 512 513 /** Canonical intent used to identify what counts as a "web browser" app */ 514 private static final Intent sBrowserIntent; 515 static { 516 sBrowserIntent = new Intent(); 517 sBrowserIntent.setAction(Intent.ACTION_VIEW); 518 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 519 sBrowserIntent.setData(Uri.parse("http:")); 520 } 521 522 /** 523 * The set of all protected actions [i.e. those actions for which a high priority 524 * intent filter is disallowed]. 525 */ 526 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 527 static { 528 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 529 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 531 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 532 } 533 534 // Compilation reasons. 535 public static final int REASON_FIRST_BOOT = 0; 536 public static final int REASON_BOOT = 1; 537 public static final int REASON_INSTALL = 2; 538 public static final int REASON_BACKGROUND_DEXOPT = 3; 539 public static final int REASON_AB_OTA = 4; 540 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 541 public static final int REASON_SHARED_APK = 6; 542 public static final int REASON_FORCED_DEXOPT = 7; 543 public static final int REASON_CORE_APP = 8; 544 545 public static final int REASON_LAST = REASON_CORE_APP; 546 547 /** All dangerous permission names in the same order as the events in MetricsEvent */ 548 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 549 Manifest.permission.READ_CALENDAR, 550 Manifest.permission.WRITE_CALENDAR, 551 Manifest.permission.CAMERA, 552 Manifest.permission.READ_CONTACTS, 553 Manifest.permission.WRITE_CONTACTS, 554 Manifest.permission.GET_ACCOUNTS, 555 Manifest.permission.ACCESS_FINE_LOCATION, 556 Manifest.permission.ACCESS_COARSE_LOCATION, 557 Manifest.permission.RECORD_AUDIO, 558 Manifest.permission.READ_PHONE_STATE, 559 Manifest.permission.CALL_PHONE, 560 Manifest.permission.READ_CALL_LOG, 561 Manifest.permission.WRITE_CALL_LOG, 562 Manifest.permission.ADD_VOICEMAIL, 563 Manifest.permission.USE_SIP, 564 Manifest.permission.PROCESS_OUTGOING_CALLS, 565 Manifest.permission.READ_CELL_BROADCASTS, 566 Manifest.permission.BODY_SENSORS, 567 Manifest.permission.SEND_SMS, 568 Manifest.permission.RECEIVE_SMS, 569 Manifest.permission.READ_SMS, 570 Manifest.permission.RECEIVE_WAP_PUSH, 571 Manifest.permission.RECEIVE_MMS, 572 Manifest.permission.READ_EXTERNAL_STORAGE, 573 Manifest.permission.WRITE_EXTERNAL_STORAGE, 574 Manifest.permission.READ_PHONE_NUMBER, 575 Manifest.permission.ANSWER_PHONE_CALLS); 576 577 578 /** 579 * Version number for the package parser cache. Increment this whenever the format or 580 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 581 */ 582 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 583 584 /** 585 * Whether the package parser cache is enabled. 586 */ 587 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 588 589 final ServiceThread mHandlerThread; 590 591 final PackageHandler mHandler; 592 593 private final ProcessLoggingHandler mProcessLoggingHandler; 594 595 /** 596 * Messages for {@link #mHandler} that need to wait for system ready before 597 * being dispatched. 598 */ 599 private ArrayList<Message> mPostSystemReadyMessages; 600 601 final int mSdkVersion = Build.VERSION.SDK_INT; 602 603 final Context mContext; 604 final boolean mFactoryTest; 605 final boolean mOnlyCore; 606 final DisplayMetrics mMetrics; 607 final int mDefParseFlags; 608 final String[] mSeparateProcesses; 609 final boolean mIsUpgrade; 610 final boolean mIsPreNUpgrade; 611 final boolean mIsPreNMR1Upgrade; 612 613 @GuardedBy("mPackages") 614 private boolean mDexOptDialogShown; 615 616 /** The location for ASEC container files on internal storage. */ 617 final String mAsecInternalPath; 618 619 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 620 // LOCK HELD. Can be called with mInstallLock held. 621 @GuardedBy("mInstallLock") 622 final Installer mInstaller; 623 624 /** Directory where installed third-party apps stored */ 625 final File mAppInstallDir; 626 627 /** 628 * Directory to which applications installed internally have their 629 * 32 bit native libraries copied. 630 */ 631 private File mAppLib32InstallDir; 632 633 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 634 // apps. 635 final File mDrmAppPrivateInstallDir; 636 637 // ---------------------------------------------------------------- 638 639 // Lock for state used when installing and doing other long running 640 // operations. Methods that must be called with this lock held have 641 // the suffix "LI". 642 final Object mInstallLock = new Object(); 643 644 // ---------------------------------------------------------------- 645 646 // Keys are String (package name), values are Package. This also serves 647 // as the lock for the global state. Methods that must be called with 648 // this lock held have the prefix "LP". 649 @GuardedBy("mPackages") 650 final ArrayMap<String, PackageParser.Package> mPackages = 651 new ArrayMap<String, PackageParser.Package>(); 652 653 final ArrayMap<String, Set<String>> mKnownCodebase = 654 new ArrayMap<String, Set<String>>(); 655 656 // List of APK paths to load for each user and package. This data is never 657 // persisted by the package manager. Instead, the overlay manager will 658 // ensure the data is up-to-date in runtime. 659 @GuardedBy("mPackages") 660 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 661 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 662 663 /** 664 * Tracks new system packages [received in an OTA] that we expect to 665 * find updated user-installed versions. Keys are package name, values 666 * are package location. 667 */ 668 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 669 /** 670 * Tracks high priority intent filters for protected actions. During boot, certain 671 * filter actions are protected and should never be allowed to have a high priority 672 * intent filter for them. However, there is one, and only one exception -- the 673 * setup wizard. It must be able to define a high priority intent filter for these 674 * actions to ensure there are no escapes from the wizard. We need to delay processing 675 * of these during boot as we need to look at all of the system packages in order 676 * to know which component is the setup wizard. 677 */ 678 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 679 /** 680 * Whether or not processing protected filters should be deferred. 681 */ 682 private boolean mDeferProtectedFilters = true; 683 684 /** 685 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 686 */ 687 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 688 /** 689 * Whether or not system app permissions should be promoted from install to runtime. 690 */ 691 boolean mPromoteSystemApps; 692 693 @GuardedBy("mPackages") 694 final Settings mSettings; 695 696 /** 697 * Set of package names that are currently "frozen", which means active 698 * surgery is being done on the code/data for that package. The platform 699 * will refuse to launch frozen packages to avoid race conditions. 700 * 701 * @see PackageFreezer 702 */ 703 @GuardedBy("mPackages") 704 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 705 706 final ProtectedPackages mProtectedPackages; 707 708 boolean mFirstBoot; 709 710 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 711 712 // System configuration read by SystemConfig. 713 final int[] mGlobalGids; 714 final SparseArray<ArraySet<String>> mSystemPermissions; 715 @GuardedBy("mAvailableFeatures") 716 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 717 718 // If mac_permissions.xml was found for seinfo labeling. 719 boolean mFoundPolicyFile; 720 721 private final InstantAppRegistry mInstantAppRegistry; 722 723 @GuardedBy("mPackages") 724 int mChangedPackagesSequenceNumber; 725 /** 726 * List of changed [installed, removed or updated] packages. 727 * mapping from user id -> sequence number -> package name 728 */ 729 @GuardedBy("mPackages") 730 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 731 /** 732 * The sequence number of the last change to a package. 733 * mapping from user id -> package name -> sequence number 734 */ 735 @GuardedBy("mPackages") 736 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 737 738 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 739 @Override public boolean hasFeature(String feature) { 740 return PackageManagerService.this.hasSystemFeature(feature, 0); 741 } 742 }; 743 744 public static final class SharedLibraryEntry { 745 public final String path; 746 public final String apk; 747 public final SharedLibraryInfo info; 748 749 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 750 String declaringPackageName, int declaringPackageVersionCode) { 751 path = _path; 752 apk = _apk; 753 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 754 declaringPackageName, declaringPackageVersionCode), null); 755 } 756 } 757 758 // Currently known shared libraries. 759 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 760 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 761 new ArrayMap<>(); 762 763 // All available activities, for your resolving pleasure. 764 final ActivityIntentResolver mActivities = 765 new ActivityIntentResolver(); 766 767 // All available receivers, for your resolving pleasure. 768 final ActivityIntentResolver mReceivers = 769 new ActivityIntentResolver(); 770 771 // All available services, for your resolving pleasure. 772 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 773 774 // All available providers, for your resolving pleasure. 775 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 776 777 // Mapping from provider base names (first directory in content URI codePath) 778 // to the provider information. 779 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 780 new ArrayMap<String, PackageParser.Provider>(); 781 782 // Mapping from instrumentation class names to info about them. 783 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 784 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 785 786 // Mapping from permission names to info about them. 787 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 788 new ArrayMap<String, PackageParser.PermissionGroup>(); 789 790 // Packages whose data we have transfered into another package, thus 791 // should no longer exist. 792 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 793 794 // Broadcast actions that are only available to the system. 795 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 796 797 /** List of packages waiting for verification. */ 798 final SparseArray<PackageVerificationState> mPendingVerification 799 = new SparseArray<PackageVerificationState>(); 800 801 /** Set of packages associated with each app op permission. */ 802 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 803 804 final PackageInstallerService mInstallerService; 805 806 private final PackageDexOptimizer mPackageDexOptimizer; 807 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 808 // is used by other apps). 809 private final DexManager mDexManager; 810 811 private AtomicInteger mNextMoveId = new AtomicInteger(); 812 private final MoveCallbacks mMoveCallbacks; 813 814 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 815 816 // Cache of users who need badging. 817 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 818 819 /** Token for keys in mPendingVerification. */ 820 private int mPendingVerificationToken = 0; 821 822 volatile boolean mSystemReady; 823 volatile boolean mSafeMode; 824 volatile boolean mHasSystemUidErrors; 825 826 ApplicationInfo mAndroidApplication; 827 final ActivityInfo mResolveActivity = new ActivityInfo(); 828 final ResolveInfo mResolveInfo = new ResolveInfo(); 829 ComponentName mResolveComponentName; 830 PackageParser.Package mPlatformPackage; 831 ComponentName mCustomResolverComponentName; 832 833 boolean mResolverReplaced = false; 834 835 private final @Nullable ComponentName mIntentFilterVerifierComponent; 836 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 837 838 private int mIntentFilterVerificationToken = 0; 839 840 /** The service connection to the ephemeral resolver */ 841 final EphemeralResolverConnection mInstantAppResolverConnection; 842 843 /** Component used to install ephemeral applications */ 844 ComponentName mInstantAppInstallerComponent; 845 /** Component used to show resolver settings for Instant Apps */ 846 ComponentName mInstantAppResolverSettingsComponent; 847 ActivityInfo mInstantAppInstallerActivity; 848 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 849 850 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 851 = new SparseArray<IntentFilterVerificationState>(); 852 853 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 854 855 // List of packages names to keep cached, even if they are uninstalled for all users 856 private List<String> mKeepUninstalledPackages; 857 858 private UserManagerInternal mUserManagerInternal; 859 860 private DeviceIdleController.LocalService mDeviceIdleController; 861 862 private File mCacheDir; 863 864 private ArraySet<String> mPrivappPermissionsViolations; 865 866 private Future<?> mPrepareAppDataFuture; 867 868 private static class IFVerificationParams { 869 PackageParser.Package pkg; 870 boolean replacing; 871 int userId; 872 int verifierUid; 873 874 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 875 int _userId, int _verifierUid) { 876 pkg = _pkg; 877 replacing = _replacing; 878 userId = _userId; 879 replacing = _replacing; 880 verifierUid = _verifierUid; 881 } 882 } 883 884 private interface IntentFilterVerifier<T extends IntentFilter> { 885 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 886 T filter, String packageName); 887 void startVerifications(int userId); 888 void receiveVerificationResponse(int verificationId); 889 } 890 891 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 892 private Context mContext; 893 private ComponentName mIntentFilterVerifierComponent; 894 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 895 896 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 897 mContext = context; 898 mIntentFilterVerifierComponent = verifierComponent; 899 } 900 901 private String getDefaultScheme() { 902 return IntentFilter.SCHEME_HTTPS; 903 } 904 905 @Override 906 public void startVerifications(int userId) { 907 // Launch verifications requests 908 int count = mCurrentIntentFilterVerifications.size(); 909 for (int n=0; n<count; n++) { 910 int verificationId = mCurrentIntentFilterVerifications.get(n); 911 final IntentFilterVerificationState ivs = 912 mIntentFilterVerificationStates.get(verificationId); 913 914 String packageName = ivs.getPackageName(); 915 916 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 917 final int filterCount = filters.size(); 918 ArraySet<String> domainsSet = new ArraySet<>(); 919 for (int m=0; m<filterCount; m++) { 920 PackageParser.ActivityIntentInfo filter = filters.get(m); 921 domainsSet.addAll(filter.getHostsList()); 922 } 923 synchronized (mPackages) { 924 if (mSettings.createIntentFilterVerificationIfNeededLPw( 925 packageName, domainsSet) != null) { 926 scheduleWriteSettingsLocked(); 927 } 928 } 929 sendVerificationRequest(userId, verificationId, ivs); 930 } 931 mCurrentIntentFilterVerifications.clear(); 932 } 933 934 private void sendVerificationRequest(int userId, int verificationId, 935 IntentFilterVerificationState ivs) { 936 937 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 938 verificationIntent.putExtra( 939 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 940 verificationId); 941 verificationIntent.putExtra( 942 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 943 getDefaultScheme()); 944 verificationIntent.putExtra( 945 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 946 ivs.getHostsString()); 947 verificationIntent.putExtra( 948 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 949 ivs.getPackageName()); 950 verificationIntent.setComponent(mIntentFilterVerifierComponent); 951 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 952 953 UserHandle user = new UserHandle(userId); 954 mContext.sendBroadcastAsUser(verificationIntent, user); 955 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 956 "Sending IntentFilter verification broadcast"); 957 } 958 959 public void receiveVerificationResponse(int verificationId) { 960 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 961 962 final boolean verified = ivs.isVerified(); 963 964 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 965 final int count = filters.size(); 966 if (DEBUG_DOMAIN_VERIFICATION) { 967 Slog.i(TAG, "Received verification response " + verificationId 968 + " for " + count + " filters, verified=" + verified); 969 } 970 for (int n=0; n<count; n++) { 971 PackageParser.ActivityIntentInfo filter = filters.get(n); 972 filter.setVerified(verified); 973 974 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 975 + " verified with result:" + verified + " and hosts:" 976 + ivs.getHostsString()); 977 } 978 979 mIntentFilterVerificationStates.remove(verificationId); 980 981 final String packageName = ivs.getPackageName(); 982 IntentFilterVerificationInfo ivi = null; 983 984 synchronized (mPackages) { 985 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 986 } 987 if (ivi == null) { 988 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 989 + verificationId + " packageName:" + packageName); 990 return; 991 } 992 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 993 "Updating IntentFilterVerificationInfo for package " + packageName 994 +" verificationId:" + verificationId); 995 996 synchronized (mPackages) { 997 if (verified) { 998 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 999 } else { 1000 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1001 } 1002 scheduleWriteSettingsLocked(); 1003 1004 final int userId = ivs.getUserId(); 1005 if (userId != UserHandle.USER_ALL) { 1006 final int userStatus = 1007 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1008 1009 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1010 boolean needUpdate = false; 1011 1012 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1013 // already been set by the User thru the Disambiguation dialog 1014 switch (userStatus) { 1015 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1016 if (verified) { 1017 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1018 } else { 1019 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1020 } 1021 needUpdate = true; 1022 break; 1023 1024 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1025 if (verified) { 1026 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1027 needUpdate = true; 1028 } 1029 break; 1030 1031 default: 1032 // Nothing to do 1033 } 1034 1035 if (needUpdate) { 1036 mSettings.updateIntentFilterVerificationStatusLPw( 1037 packageName, updatedStatus, userId); 1038 scheduleWritePackageRestrictionsLocked(userId); 1039 } 1040 } 1041 } 1042 } 1043 1044 @Override 1045 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1046 ActivityIntentInfo filter, String packageName) { 1047 if (!hasValidDomains(filter)) { 1048 return false; 1049 } 1050 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1051 if (ivs == null) { 1052 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1053 packageName); 1054 } 1055 if (DEBUG_DOMAIN_VERIFICATION) { 1056 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1057 } 1058 ivs.addFilter(filter); 1059 return true; 1060 } 1061 1062 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1063 int userId, int verificationId, String packageName) { 1064 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1065 verifierUid, userId, packageName); 1066 ivs.setPendingState(); 1067 synchronized (mPackages) { 1068 mIntentFilterVerificationStates.append(verificationId, ivs); 1069 mCurrentIntentFilterVerifications.add(verificationId); 1070 } 1071 return ivs; 1072 } 1073 } 1074 1075 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1076 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1077 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1078 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1079 } 1080 1081 // Set of pending broadcasts for aggregating enable/disable of components. 1082 static class PendingPackageBroadcasts { 1083 // for each user id, a map of <package name -> components within that package> 1084 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1085 1086 public PendingPackageBroadcasts() { 1087 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1088 } 1089 1090 public ArrayList<String> get(int userId, String packageName) { 1091 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1092 return packages.get(packageName); 1093 } 1094 1095 public void put(int userId, String packageName, ArrayList<String> components) { 1096 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1097 packages.put(packageName, components); 1098 } 1099 1100 public void remove(int userId, String packageName) { 1101 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1102 if (packages != null) { 1103 packages.remove(packageName); 1104 } 1105 } 1106 1107 public void remove(int userId) { 1108 mUidMap.remove(userId); 1109 } 1110 1111 public int userIdCount() { 1112 return mUidMap.size(); 1113 } 1114 1115 public int userIdAt(int n) { 1116 return mUidMap.keyAt(n); 1117 } 1118 1119 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1120 return mUidMap.get(userId); 1121 } 1122 1123 public int size() { 1124 // total number of pending broadcast entries across all userIds 1125 int num = 0; 1126 for (int i = 0; i< mUidMap.size(); i++) { 1127 num += mUidMap.valueAt(i).size(); 1128 } 1129 return num; 1130 } 1131 1132 public void clear() { 1133 mUidMap.clear(); 1134 } 1135 1136 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1137 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1138 if (map == null) { 1139 map = new ArrayMap<String, ArrayList<String>>(); 1140 mUidMap.put(userId, map); 1141 } 1142 return map; 1143 } 1144 } 1145 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1146 1147 // Service Connection to remote media container service to copy 1148 // package uri's from external media onto secure containers 1149 // or internal storage. 1150 private IMediaContainerService mContainerService = null; 1151 1152 static final int SEND_PENDING_BROADCAST = 1; 1153 static final int MCS_BOUND = 3; 1154 static final int END_COPY = 4; 1155 static final int INIT_COPY = 5; 1156 static final int MCS_UNBIND = 6; 1157 static final int START_CLEANING_PACKAGE = 7; 1158 static final int FIND_INSTALL_LOC = 8; 1159 static final int POST_INSTALL = 9; 1160 static final int MCS_RECONNECT = 10; 1161 static final int MCS_GIVE_UP = 11; 1162 static final int UPDATED_MEDIA_STATUS = 12; 1163 static final int WRITE_SETTINGS = 13; 1164 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1165 static final int PACKAGE_VERIFIED = 15; 1166 static final int CHECK_PENDING_VERIFICATION = 16; 1167 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1168 static final int INTENT_FILTER_VERIFIED = 18; 1169 static final int WRITE_PACKAGE_LIST = 19; 1170 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1171 1172 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1173 1174 // Delay time in millisecs 1175 static final int BROADCAST_DELAY = 10 * 1000; 1176 1177 static UserManagerService sUserManager; 1178 1179 // Stores a list of users whose package restrictions file needs to be updated 1180 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1181 1182 final private DefaultContainerConnection mDefContainerConn = 1183 new DefaultContainerConnection(); 1184 class DefaultContainerConnection implements ServiceConnection { 1185 public void onServiceConnected(ComponentName name, IBinder service) { 1186 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1187 final IMediaContainerService imcs = IMediaContainerService.Stub 1188 .asInterface(Binder.allowBlocking(service)); 1189 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1190 } 1191 1192 public void onServiceDisconnected(ComponentName name) { 1193 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1194 } 1195 } 1196 1197 // Recordkeeping of restore-after-install operations that are currently in flight 1198 // between the Package Manager and the Backup Manager 1199 static class PostInstallData { 1200 public InstallArgs args; 1201 public PackageInstalledInfo res; 1202 1203 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1204 args = _a; 1205 res = _r; 1206 } 1207 } 1208 1209 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1210 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1211 1212 // XML tags for backup/restore of various bits of state 1213 private static final String TAG_PREFERRED_BACKUP = "pa"; 1214 private static final String TAG_DEFAULT_APPS = "da"; 1215 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1216 1217 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1218 private static final String TAG_ALL_GRANTS = "rt-grants"; 1219 private static final String TAG_GRANT = "grant"; 1220 private static final String ATTR_PACKAGE_NAME = "pkg"; 1221 1222 private static final String TAG_PERMISSION = "perm"; 1223 private static final String ATTR_PERMISSION_NAME = "name"; 1224 private static final String ATTR_IS_GRANTED = "g"; 1225 private static final String ATTR_USER_SET = "set"; 1226 private static final String ATTR_USER_FIXED = "fixed"; 1227 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1228 1229 // System/policy permission grants are not backed up 1230 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1231 FLAG_PERMISSION_POLICY_FIXED 1232 | FLAG_PERMISSION_SYSTEM_FIXED 1233 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1234 1235 // And we back up these user-adjusted states 1236 private static final int USER_RUNTIME_GRANT_MASK = 1237 FLAG_PERMISSION_USER_SET 1238 | FLAG_PERMISSION_USER_FIXED 1239 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1240 1241 final @Nullable String mRequiredVerifierPackage; 1242 final @NonNull String mRequiredInstallerPackage; 1243 final @NonNull String mRequiredUninstallerPackage; 1244 final @Nullable String mSetupWizardPackage; 1245 final @Nullable String mStorageManagerPackage; 1246 final @NonNull String mServicesSystemSharedLibraryPackageName; 1247 final @NonNull String mSharedSystemSharedLibraryPackageName; 1248 1249 final boolean mPermissionReviewRequired; 1250 1251 private final PackageUsage mPackageUsage = new PackageUsage(); 1252 private final CompilerStats mCompilerStats = new CompilerStats(); 1253 1254 class PackageHandler extends Handler { 1255 private boolean mBound = false; 1256 final ArrayList<HandlerParams> mPendingInstalls = 1257 new ArrayList<HandlerParams>(); 1258 1259 private boolean connectToService() { 1260 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1261 " DefaultContainerService"); 1262 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1263 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1264 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1265 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1266 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1267 mBound = true; 1268 return true; 1269 } 1270 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1271 return false; 1272 } 1273 1274 private void disconnectService() { 1275 mContainerService = null; 1276 mBound = false; 1277 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1278 mContext.unbindService(mDefContainerConn); 1279 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1280 } 1281 1282 PackageHandler(Looper looper) { 1283 super(looper); 1284 } 1285 1286 public void handleMessage(Message msg) { 1287 try { 1288 doHandleMessage(msg); 1289 } finally { 1290 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1291 } 1292 } 1293 1294 void doHandleMessage(Message msg) { 1295 switch (msg.what) { 1296 case INIT_COPY: { 1297 HandlerParams params = (HandlerParams) msg.obj; 1298 int idx = mPendingInstalls.size(); 1299 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1300 // If a bind was already initiated we dont really 1301 // need to do anything. The pending install 1302 // will be processed later on. 1303 if (!mBound) { 1304 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1305 System.identityHashCode(mHandler)); 1306 // If this is the only one pending we might 1307 // have to bind to the service again. 1308 if (!connectToService()) { 1309 Slog.e(TAG, "Failed to bind to media container service"); 1310 params.serviceError(); 1311 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1312 System.identityHashCode(mHandler)); 1313 if (params.traceMethod != null) { 1314 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1315 params.traceCookie); 1316 } 1317 return; 1318 } else { 1319 // Once we bind to the service, the first 1320 // pending request will be processed. 1321 mPendingInstalls.add(idx, params); 1322 } 1323 } else { 1324 mPendingInstalls.add(idx, params); 1325 // Already bound to the service. Just make 1326 // sure we trigger off processing the first request. 1327 if (idx == 0) { 1328 mHandler.sendEmptyMessage(MCS_BOUND); 1329 } 1330 } 1331 break; 1332 } 1333 case MCS_BOUND: { 1334 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1335 if (msg.obj != null) { 1336 mContainerService = (IMediaContainerService) msg.obj; 1337 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1338 System.identityHashCode(mHandler)); 1339 } 1340 if (mContainerService == null) { 1341 if (!mBound) { 1342 // Something seriously wrong since we are not bound and we are not 1343 // waiting for connection. Bail out. 1344 Slog.e(TAG, "Cannot bind to media container service"); 1345 for (HandlerParams params : mPendingInstalls) { 1346 // Indicate service bind error 1347 params.serviceError(); 1348 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1349 System.identityHashCode(params)); 1350 if (params.traceMethod != null) { 1351 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1352 params.traceMethod, params.traceCookie); 1353 } 1354 return; 1355 } 1356 mPendingInstalls.clear(); 1357 } else { 1358 Slog.w(TAG, "Waiting to connect to media container service"); 1359 } 1360 } else if (mPendingInstalls.size() > 0) { 1361 HandlerParams params = mPendingInstalls.get(0); 1362 if (params != null) { 1363 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1364 System.identityHashCode(params)); 1365 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1366 if (params.startCopy()) { 1367 // We are done... look for more work or to 1368 // go idle. 1369 if (DEBUG_SD_INSTALL) Log.i(TAG, 1370 "Checking for more work or unbind..."); 1371 // Delete pending install 1372 if (mPendingInstalls.size() > 0) { 1373 mPendingInstalls.remove(0); 1374 } 1375 if (mPendingInstalls.size() == 0) { 1376 if (mBound) { 1377 if (DEBUG_SD_INSTALL) Log.i(TAG, 1378 "Posting delayed MCS_UNBIND"); 1379 removeMessages(MCS_UNBIND); 1380 Message ubmsg = obtainMessage(MCS_UNBIND); 1381 // Unbind after a little delay, to avoid 1382 // continual thrashing. 1383 sendMessageDelayed(ubmsg, 10000); 1384 } 1385 } else { 1386 // There are more pending requests in queue. 1387 // Just post MCS_BOUND message to trigger processing 1388 // of next pending install. 1389 if (DEBUG_SD_INSTALL) Log.i(TAG, 1390 "Posting MCS_BOUND for next work"); 1391 mHandler.sendEmptyMessage(MCS_BOUND); 1392 } 1393 } 1394 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1395 } 1396 } else { 1397 // Should never happen ideally. 1398 Slog.w(TAG, "Empty queue"); 1399 } 1400 break; 1401 } 1402 case MCS_RECONNECT: { 1403 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1404 if (mPendingInstalls.size() > 0) { 1405 if (mBound) { 1406 disconnectService(); 1407 } 1408 if (!connectToService()) { 1409 Slog.e(TAG, "Failed to bind to media container service"); 1410 for (HandlerParams params : mPendingInstalls) { 1411 // Indicate service bind error 1412 params.serviceError(); 1413 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1414 System.identityHashCode(params)); 1415 } 1416 mPendingInstalls.clear(); 1417 } 1418 } 1419 break; 1420 } 1421 case MCS_UNBIND: { 1422 // If there is no actual work left, then time to unbind. 1423 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1424 1425 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1426 if (mBound) { 1427 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1428 1429 disconnectService(); 1430 } 1431 } else if (mPendingInstalls.size() > 0) { 1432 // There are more pending requests in queue. 1433 // Just post MCS_BOUND message to trigger processing 1434 // of next pending install. 1435 mHandler.sendEmptyMessage(MCS_BOUND); 1436 } 1437 1438 break; 1439 } 1440 case MCS_GIVE_UP: { 1441 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1442 HandlerParams params = mPendingInstalls.remove(0); 1443 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1444 System.identityHashCode(params)); 1445 break; 1446 } 1447 case SEND_PENDING_BROADCAST: { 1448 String packages[]; 1449 ArrayList<String> components[]; 1450 int size = 0; 1451 int uids[]; 1452 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1453 synchronized (mPackages) { 1454 if (mPendingBroadcasts == null) { 1455 return; 1456 } 1457 size = mPendingBroadcasts.size(); 1458 if (size <= 0) { 1459 // Nothing to be done. Just return 1460 return; 1461 } 1462 packages = new String[size]; 1463 components = new ArrayList[size]; 1464 uids = new int[size]; 1465 int i = 0; // filling out the above arrays 1466 1467 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1468 int packageUserId = mPendingBroadcasts.userIdAt(n); 1469 Iterator<Map.Entry<String, ArrayList<String>>> it 1470 = mPendingBroadcasts.packagesForUserId(packageUserId) 1471 .entrySet().iterator(); 1472 while (it.hasNext() && i < size) { 1473 Map.Entry<String, ArrayList<String>> ent = it.next(); 1474 packages[i] = ent.getKey(); 1475 components[i] = ent.getValue(); 1476 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1477 uids[i] = (ps != null) 1478 ? UserHandle.getUid(packageUserId, ps.appId) 1479 : -1; 1480 i++; 1481 } 1482 } 1483 size = i; 1484 mPendingBroadcasts.clear(); 1485 } 1486 // Send broadcasts 1487 for (int i = 0; i < size; i++) { 1488 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1489 } 1490 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1491 break; 1492 } 1493 case START_CLEANING_PACKAGE: { 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1495 final String packageName = (String)msg.obj; 1496 final int userId = msg.arg1; 1497 final boolean andCode = msg.arg2 != 0; 1498 synchronized (mPackages) { 1499 if (userId == UserHandle.USER_ALL) { 1500 int[] users = sUserManager.getUserIds(); 1501 for (int user : users) { 1502 mSettings.addPackageToCleanLPw( 1503 new PackageCleanItem(user, packageName, andCode)); 1504 } 1505 } else { 1506 mSettings.addPackageToCleanLPw( 1507 new PackageCleanItem(userId, packageName, andCode)); 1508 } 1509 } 1510 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1511 startCleaningPackages(); 1512 } break; 1513 case POST_INSTALL: { 1514 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1515 1516 PostInstallData data = mRunningInstalls.get(msg.arg1); 1517 final boolean didRestore = (msg.arg2 != 0); 1518 mRunningInstalls.delete(msg.arg1); 1519 1520 if (data != null) { 1521 InstallArgs args = data.args; 1522 PackageInstalledInfo parentRes = data.res; 1523 1524 final boolean grantPermissions = (args.installFlags 1525 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1526 final boolean killApp = (args.installFlags 1527 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1528 final String[] grantedPermissions = args.installGrantPermissions; 1529 1530 // Handle the parent package 1531 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1532 grantedPermissions, didRestore, args.installerPackageName, 1533 args.observer); 1534 1535 // Handle the child packages 1536 final int childCount = (parentRes.addedChildPackages != null) 1537 ? parentRes.addedChildPackages.size() : 0; 1538 for (int i = 0; i < childCount; i++) { 1539 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1540 handlePackagePostInstall(childRes, grantPermissions, killApp, 1541 grantedPermissions, false, args.installerPackageName, 1542 args.observer); 1543 } 1544 1545 // Log tracing if needed 1546 if (args.traceMethod != null) { 1547 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1548 args.traceCookie); 1549 } 1550 } else { 1551 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1552 } 1553 1554 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1555 } break; 1556 case UPDATED_MEDIA_STATUS: { 1557 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1558 boolean reportStatus = msg.arg1 == 1; 1559 boolean doGc = msg.arg2 == 1; 1560 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1561 if (doGc) { 1562 // Force a gc to clear up stale containers. 1563 Runtime.getRuntime().gc(); 1564 } 1565 if (msg.obj != null) { 1566 @SuppressWarnings("unchecked") 1567 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1568 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1569 // Unload containers 1570 unloadAllContainers(args); 1571 } 1572 if (reportStatus) { 1573 try { 1574 if (DEBUG_SD_INSTALL) Log.i(TAG, 1575 "Invoking StorageManagerService call back"); 1576 PackageHelper.getStorageManager().finishMediaUpdate(); 1577 } catch (RemoteException e) { 1578 Log.e(TAG, "StorageManagerService not running?"); 1579 } 1580 } 1581 } break; 1582 case WRITE_SETTINGS: { 1583 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1584 synchronized (mPackages) { 1585 removeMessages(WRITE_SETTINGS); 1586 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1587 mSettings.writeLPr(); 1588 mDirtyUsers.clear(); 1589 } 1590 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1591 } break; 1592 case WRITE_PACKAGE_RESTRICTIONS: { 1593 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1594 synchronized (mPackages) { 1595 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1596 for (int userId : mDirtyUsers) { 1597 mSettings.writePackageRestrictionsLPr(userId); 1598 } 1599 mDirtyUsers.clear(); 1600 } 1601 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1602 } break; 1603 case WRITE_PACKAGE_LIST: { 1604 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1605 synchronized (mPackages) { 1606 removeMessages(WRITE_PACKAGE_LIST); 1607 mSettings.writePackageListLPr(msg.arg1); 1608 } 1609 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1610 } break; 1611 case CHECK_PENDING_VERIFICATION: { 1612 final int verificationId = msg.arg1; 1613 final PackageVerificationState state = mPendingVerification.get(verificationId); 1614 1615 if ((state != null) && !state.timeoutExtended()) { 1616 final InstallArgs args = state.getInstallArgs(); 1617 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1618 1619 Slog.i(TAG, "Verification timed out for " + originUri); 1620 mPendingVerification.remove(verificationId); 1621 1622 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1623 1624 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1625 Slog.i(TAG, "Continuing with installation of " + originUri); 1626 state.setVerifierResponse(Binder.getCallingUid(), 1627 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1628 broadcastPackageVerified(verificationId, originUri, 1629 PackageManager.VERIFICATION_ALLOW, 1630 state.getInstallArgs().getUser()); 1631 try { 1632 ret = args.copyApk(mContainerService, true); 1633 } catch (RemoteException e) { 1634 Slog.e(TAG, "Could not contact the ContainerService"); 1635 } 1636 } else { 1637 broadcastPackageVerified(verificationId, originUri, 1638 PackageManager.VERIFICATION_REJECT, 1639 state.getInstallArgs().getUser()); 1640 } 1641 1642 Trace.asyncTraceEnd( 1643 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1644 1645 processPendingInstall(args, ret); 1646 mHandler.sendEmptyMessage(MCS_UNBIND); 1647 } 1648 break; 1649 } 1650 case PACKAGE_VERIFIED: { 1651 final int verificationId = msg.arg1; 1652 1653 final PackageVerificationState state = mPendingVerification.get(verificationId); 1654 if (state == null) { 1655 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1656 break; 1657 } 1658 1659 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1660 1661 state.setVerifierResponse(response.callerUid, response.code); 1662 1663 if (state.isVerificationComplete()) { 1664 mPendingVerification.remove(verificationId); 1665 1666 final InstallArgs args = state.getInstallArgs(); 1667 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1668 1669 int ret; 1670 if (state.isInstallAllowed()) { 1671 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1672 broadcastPackageVerified(verificationId, originUri, 1673 response.code, state.getInstallArgs().getUser()); 1674 try { 1675 ret = args.copyApk(mContainerService, true); 1676 } catch (RemoteException e) { 1677 Slog.e(TAG, "Could not contact the ContainerService"); 1678 } 1679 } else { 1680 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1681 } 1682 1683 Trace.asyncTraceEnd( 1684 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1685 1686 processPendingInstall(args, ret); 1687 mHandler.sendEmptyMessage(MCS_UNBIND); 1688 } 1689 1690 break; 1691 } 1692 case START_INTENT_FILTER_VERIFICATIONS: { 1693 IFVerificationParams params = (IFVerificationParams) msg.obj; 1694 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1695 params.replacing, params.pkg); 1696 break; 1697 } 1698 case INTENT_FILTER_VERIFIED: { 1699 final int verificationId = msg.arg1; 1700 1701 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1702 verificationId); 1703 if (state == null) { 1704 Slog.w(TAG, "Invalid IntentFilter verification token " 1705 + verificationId + " received"); 1706 break; 1707 } 1708 1709 final int userId = state.getUserId(); 1710 1711 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1712 "Processing IntentFilter verification with token:" 1713 + verificationId + " and userId:" + userId); 1714 1715 final IntentFilterVerificationResponse response = 1716 (IntentFilterVerificationResponse) msg.obj; 1717 1718 state.setVerifierResponse(response.callerUid, response.code); 1719 1720 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1721 "IntentFilter verification with token:" + verificationId 1722 + " and userId:" + userId 1723 + " is settings verifier response with response code:" 1724 + response.code); 1725 1726 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1727 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1728 + response.getFailedDomainsString()); 1729 } 1730 1731 if (state.isVerificationComplete()) { 1732 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1733 } else { 1734 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1735 "IntentFilter verification with token:" + verificationId 1736 + " was not said to be complete"); 1737 } 1738 1739 break; 1740 } 1741 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1742 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1743 mInstantAppResolverConnection, 1744 (InstantAppRequest) msg.obj, 1745 mInstantAppInstallerActivity, 1746 mHandler); 1747 } 1748 } 1749 } 1750 } 1751 1752 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1753 boolean killApp, String[] grantedPermissions, 1754 boolean launchedForRestore, String installerPackage, 1755 IPackageInstallObserver2 installObserver) { 1756 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1757 // Send the removed broadcasts 1758 if (res.removedInfo != null) { 1759 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1760 } 1761 1762 // Now that we successfully installed the package, grant runtime 1763 // permissions if requested before broadcasting the install. Also 1764 // for legacy apps in permission review mode we clear the permission 1765 // review flag which is used to emulate runtime permissions for 1766 // legacy apps. 1767 if (grantPermissions) { 1768 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1769 } 1770 1771 final boolean update = res.removedInfo != null 1772 && res.removedInfo.removedPackage != null; 1773 1774 // If this is the first time we have child packages for a disabled privileged 1775 // app that had no children, we grant requested runtime permissions to the new 1776 // children if the parent on the system image had them already granted. 1777 if (res.pkg.parentPackage != null) { 1778 synchronized (mPackages) { 1779 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1780 } 1781 } 1782 1783 synchronized (mPackages) { 1784 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1785 } 1786 1787 final String packageName = res.pkg.applicationInfo.packageName; 1788 1789 // Determine the set of users who are adding this package for 1790 // the first time vs. those who are seeing an update. 1791 int[] firstUsers = EMPTY_INT_ARRAY; 1792 int[] updateUsers = EMPTY_INT_ARRAY; 1793 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1794 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1795 for (int newUser : res.newUsers) { 1796 if (ps.getInstantApp(newUser)) { 1797 continue; 1798 } 1799 if (allNewUsers) { 1800 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1801 continue; 1802 } 1803 boolean isNew = true; 1804 for (int origUser : res.origUsers) { 1805 if (origUser == newUser) { 1806 isNew = false; 1807 break; 1808 } 1809 } 1810 if (isNew) { 1811 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1812 } else { 1813 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1814 } 1815 } 1816 1817 // Send installed broadcasts if the package is not a static shared lib. 1818 if (res.pkg.staticSharedLibName == null) { 1819 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1820 1821 // Send added for users that see the package for the first time 1822 // sendPackageAddedForNewUsers also deals with system apps 1823 int appId = UserHandle.getAppId(res.uid); 1824 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1825 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1826 1827 // Send added for users that don't see the package for the first time 1828 Bundle extras = new Bundle(1); 1829 extras.putInt(Intent.EXTRA_UID, res.uid); 1830 if (update) { 1831 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1832 } 1833 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1834 extras, 0 /*flags*/, null /*targetPackage*/, 1835 null /*finishedReceiver*/, updateUsers); 1836 1837 // Send replaced for users that don't see the package for the first time 1838 if (update) { 1839 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1840 packageName, extras, 0 /*flags*/, 1841 null /*targetPackage*/, null /*finishedReceiver*/, 1842 updateUsers); 1843 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1844 null /*package*/, null /*extras*/, 0 /*flags*/, 1845 packageName /*targetPackage*/, 1846 null /*finishedReceiver*/, updateUsers); 1847 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1848 // First-install and we did a restore, so we're responsible for the 1849 // first-launch broadcast. 1850 if (DEBUG_BACKUP) { 1851 Slog.i(TAG, "Post-restore of " + packageName 1852 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1853 } 1854 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1855 } 1856 1857 // Send broadcast package appeared if forward locked/external for all users 1858 // treat asec-hosted packages like removable media on upgrade 1859 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1860 if (DEBUG_INSTALL) { 1861 Slog.i(TAG, "upgrading pkg " + res.pkg 1862 + " is ASEC-hosted -> AVAILABLE"); 1863 } 1864 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1865 ArrayList<String> pkgList = new ArrayList<>(1); 1866 pkgList.add(packageName); 1867 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1868 } 1869 } 1870 1871 // Work that needs to happen on first install within each user 1872 if (firstUsers != null && firstUsers.length > 0) { 1873 synchronized (mPackages) { 1874 for (int userId : firstUsers) { 1875 // If this app is a browser and it's newly-installed for some 1876 // users, clear any default-browser state in those users. The 1877 // app's nature doesn't depend on the user, so we can just check 1878 // its browser nature in any user and generalize. 1879 if (packageIsBrowser(packageName, userId)) { 1880 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1881 } 1882 1883 // We may also need to apply pending (restored) runtime 1884 // permission grants within these users. 1885 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1886 } 1887 } 1888 } 1889 1890 // Log current value of "unknown sources" setting 1891 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1892 getUnknownSourcesSettings()); 1893 1894 // Force a gc to clear up things 1895 Runtime.getRuntime().gc(); 1896 1897 // Remove the replaced package's older resources safely now 1898 // We delete after a gc for applications on sdcard. 1899 if (res.removedInfo != null && res.removedInfo.args != null) { 1900 synchronized (mInstallLock) { 1901 res.removedInfo.args.doPostDeleteLI(true); 1902 } 1903 } 1904 1905 // Notify DexManager that the package was installed for new users. 1906 // The updated users should already be indexed and the package code paths 1907 // should not change. 1908 // Don't notify the manager for ephemeral apps as they are not expected to 1909 // survive long enough to benefit of background optimizations. 1910 for (int userId : firstUsers) { 1911 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1912 mDexManager.notifyPackageInstalled(info, userId); 1913 } 1914 } 1915 1916 // If someone is watching installs - notify them 1917 if (installObserver != null) { 1918 try { 1919 Bundle extras = extrasForInstallResult(res); 1920 installObserver.onPackageInstalled(res.name, res.returnCode, 1921 res.returnMsg, extras); 1922 } catch (RemoteException e) { 1923 Slog.i(TAG, "Observer no longer exists."); 1924 } 1925 } 1926 } 1927 1928 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1929 PackageParser.Package pkg) { 1930 if (pkg.parentPackage == null) { 1931 return; 1932 } 1933 if (pkg.requestedPermissions == null) { 1934 return; 1935 } 1936 final PackageSetting disabledSysParentPs = mSettings 1937 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1938 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1939 || !disabledSysParentPs.isPrivileged() 1940 || (disabledSysParentPs.childPackageNames != null 1941 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1942 return; 1943 } 1944 final int[] allUserIds = sUserManager.getUserIds(); 1945 final int permCount = pkg.requestedPermissions.size(); 1946 for (int i = 0; i < permCount; i++) { 1947 String permission = pkg.requestedPermissions.get(i); 1948 BasePermission bp = mSettings.mPermissions.get(permission); 1949 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1950 continue; 1951 } 1952 for (int userId : allUserIds) { 1953 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1954 permission, userId)) { 1955 grantRuntimePermission(pkg.packageName, permission, userId); 1956 } 1957 } 1958 } 1959 } 1960 1961 private StorageEventListener mStorageListener = new StorageEventListener() { 1962 @Override 1963 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1964 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1965 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1966 final String volumeUuid = vol.getFsUuid(); 1967 1968 // Clean up any users or apps that were removed or recreated 1969 // while this volume was missing 1970 sUserManager.reconcileUsers(volumeUuid); 1971 reconcileApps(volumeUuid); 1972 1973 // Clean up any install sessions that expired or were 1974 // cancelled while this volume was missing 1975 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1976 1977 loadPrivatePackages(vol); 1978 1979 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1980 unloadPrivatePackages(vol); 1981 } 1982 } 1983 1984 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1985 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1986 updateExternalMediaStatus(true, false); 1987 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1988 updateExternalMediaStatus(false, false); 1989 } 1990 } 1991 } 1992 1993 @Override 1994 public void onVolumeForgotten(String fsUuid) { 1995 if (TextUtils.isEmpty(fsUuid)) { 1996 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1997 return; 1998 } 1999 2000 // Remove any apps installed on the forgotten volume 2001 synchronized (mPackages) { 2002 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2003 for (PackageSetting ps : packages) { 2004 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2005 deletePackageVersioned(new VersionedPackage(ps.name, 2006 PackageManager.VERSION_CODE_HIGHEST), 2007 new LegacyPackageDeleteObserver(null).getBinder(), 2008 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2009 // Try very hard to release any references to this package 2010 // so we don't risk the system server being killed due to 2011 // open FDs 2012 AttributeCache.instance().removePackage(ps.name); 2013 } 2014 2015 mSettings.onVolumeForgotten(fsUuid); 2016 mSettings.writeLPr(); 2017 } 2018 } 2019 }; 2020 2021 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2022 String[] grantedPermissions) { 2023 for (int userId : userIds) { 2024 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2025 } 2026 } 2027 2028 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2029 String[] grantedPermissions) { 2030 SettingBase sb = (SettingBase) pkg.mExtras; 2031 if (sb == null) { 2032 return; 2033 } 2034 2035 PermissionsState permissionsState = sb.getPermissionsState(); 2036 2037 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2038 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2039 2040 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2041 >= Build.VERSION_CODES.M; 2042 2043 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2044 2045 for (String permission : pkg.requestedPermissions) { 2046 final BasePermission bp; 2047 synchronized (mPackages) { 2048 bp = mSettings.mPermissions.get(permission); 2049 } 2050 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2051 && (!instantApp || bp.isInstant()) 2052 && (grantedPermissions == null 2053 || ArrayUtils.contains(grantedPermissions, permission))) { 2054 final int flags = permissionsState.getPermissionFlags(permission, userId); 2055 if (supportsRuntimePermissions) { 2056 // Installer cannot change immutable permissions. 2057 if ((flags & immutableFlags) == 0) { 2058 grantRuntimePermission(pkg.packageName, permission, userId); 2059 } 2060 } else if (mPermissionReviewRequired) { 2061 // In permission review mode we clear the review flag when we 2062 // are asked to install the app with all permissions granted. 2063 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2064 updatePermissionFlags(permission, pkg.packageName, 2065 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2066 } 2067 } 2068 } 2069 } 2070 } 2071 2072 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2073 Bundle extras = null; 2074 switch (res.returnCode) { 2075 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2076 extras = new Bundle(); 2077 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2078 res.origPermission); 2079 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2080 res.origPackage); 2081 break; 2082 } 2083 case PackageManager.INSTALL_SUCCEEDED: { 2084 extras = new Bundle(); 2085 extras.putBoolean(Intent.EXTRA_REPLACING, 2086 res.removedInfo != null && res.removedInfo.removedPackage != null); 2087 break; 2088 } 2089 } 2090 return extras; 2091 } 2092 2093 void scheduleWriteSettingsLocked() { 2094 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2095 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2096 } 2097 } 2098 2099 void scheduleWritePackageListLocked(int userId) { 2100 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2101 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2102 msg.arg1 = userId; 2103 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2104 } 2105 } 2106 2107 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2108 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2109 scheduleWritePackageRestrictionsLocked(userId); 2110 } 2111 2112 void scheduleWritePackageRestrictionsLocked(int userId) { 2113 final int[] userIds = (userId == UserHandle.USER_ALL) 2114 ? sUserManager.getUserIds() : new int[]{userId}; 2115 for (int nextUserId : userIds) { 2116 if (!sUserManager.exists(nextUserId)) return; 2117 mDirtyUsers.add(nextUserId); 2118 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2119 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2120 } 2121 } 2122 } 2123 2124 public static PackageManagerService main(Context context, Installer installer, 2125 boolean factoryTest, boolean onlyCore) { 2126 // Self-check for initial settings. 2127 PackageManagerServiceCompilerMapping.checkProperties(); 2128 2129 PackageManagerService m = new PackageManagerService(context, installer, 2130 factoryTest, onlyCore); 2131 m.enableSystemUserPackages(); 2132 ServiceManager.addService("package", m); 2133 return m; 2134 } 2135 2136 private void enableSystemUserPackages() { 2137 if (!UserManager.isSplitSystemUser()) { 2138 return; 2139 } 2140 // For system user, enable apps based on the following conditions: 2141 // - app is whitelisted or belong to one of these groups: 2142 // -- system app which has no launcher icons 2143 // -- system app which has INTERACT_ACROSS_USERS permission 2144 // -- system IME app 2145 // - app is not in the blacklist 2146 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2147 Set<String> enableApps = new ArraySet<>(); 2148 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2149 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2150 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2151 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2152 enableApps.addAll(wlApps); 2153 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2154 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2155 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2156 enableApps.removeAll(blApps); 2157 Log.i(TAG, "Applications installed for system user: " + enableApps); 2158 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2159 UserHandle.SYSTEM); 2160 final int allAppsSize = allAps.size(); 2161 synchronized (mPackages) { 2162 for (int i = 0; i < allAppsSize; i++) { 2163 String pName = allAps.get(i); 2164 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2165 // Should not happen, but we shouldn't be failing if it does 2166 if (pkgSetting == null) { 2167 continue; 2168 } 2169 boolean install = enableApps.contains(pName); 2170 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2171 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2172 + " for system user"); 2173 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2174 } 2175 } 2176 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2177 } 2178 } 2179 2180 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2181 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2182 Context.DISPLAY_SERVICE); 2183 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2184 } 2185 2186 /** 2187 * Requests that files preopted on a secondary system partition be copied to the data partition 2188 * if possible. Note that the actual copying of the files is accomplished by init for security 2189 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2190 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2191 */ 2192 private static void requestCopyPreoptedFiles() { 2193 final int WAIT_TIME_MS = 100; 2194 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2195 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2196 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2197 // We will wait for up to 100 seconds. 2198 final long timeStart = SystemClock.uptimeMillis(); 2199 final long timeEnd = timeStart + 100 * 1000; 2200 long timeNow = timeStart; 2201 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2202 try { 2203 Thread.sleep(WAIT_TIME_MS); 2204 } catch (InterruptedException e) { 2205 // Do nothing 2206 } 2207 timeNow = SystemClock.uptimeMillis(); 2208 if (timeNow > timeEnd) { 2209 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2210 Slog.wtf(TAG, "cppreopt did not finish!"); 2211 break; 2212 } 2213 } 2214 2215 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2216 } 2217 } 2218 2219 public PackageManagerService(Context context, Installer installer, 2220 boolean factoryTest, boolean onlyCore) { 2221 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2222 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2223 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2224 SystemClock.uptimeMillis()); 2225 2226 if (mSdkVersion <= 0) { 2227 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2228 } 2229 2230 mContext = context; 2231 2232 mPermissionReviewRequired = context.getResources().getBoolean( 2233 R.bool.config_permissionReviewRequired); 2234 2235 mFactoryTest = factoryTest; 2236 mOnlyCore = onlyCore; 2237 mMetrics = new DisplayMetrics(); 2238 mSettings = new Settings(mPackages); 2239 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2240 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2241 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2242 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2243 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2244 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2245 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2246 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2247 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2248 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2249 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2250 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2251 2252 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2253 if (separateProcesses != null && separateProcesses.length() > 0) { 2254 if ("*".equals(separateProcesses)) { 2255 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2256 mSeparateProcesses = null; 2257 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2258 } else { 2259 mDefParseFlags = 0; 2260 mSeparateProcesses = separateProcesses.split(","); 2261 Slog.w(TAG, "Running with debug.separate_processes: " 2262 + separateProcesses); 2263 } 2264 } else { 2265 mDefParseFlags = 0; 2266 mSeparateProcesses = null; 2267 } 2268 2269 mInstaller = installer; 2270 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2271 "*dexopt*"); 2272 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2273 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2274 2275 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2276 FgThread.get().getLooper()); 2277 2278 getDefaultDisplayMetrics(context, mMetrics); 2279 2280 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2281 SystemConfig systemConfig = SystemConfig.getInstance(); 2282 mGlobalGids = systemConfig.getGlobalGids(); 2283 mSystemPermissions = systemConfig.getSystemPermissions(); 2284 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2285 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2286 2287 mProtectedPackages = new ProtectedPackages(mContext); 2288 2289 synchronized (mInstallLock) { 2290 // writer 2291 synchronized (mPackages) { 2292 mHandlerThread = new ServiceThread(TAG, 2293 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2294 mHandlerThread.start(); 2295 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2296 mProcessLoggingHandler = new ProcessLoggingHandler(); 2297 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2298 2299 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2300 mInstantAppRegistry = new InstantAppRegistry(this); 2301 2302 File dataDir = Environment.getDataDirectory(); 2303 mAppInstallDir = new File(dataDir, "app"); 2304 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2305 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2306 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2307 sUserManager = new UserManagerService(context, this, 2308 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2309 2310 // Propagate permission configuration in to package manager. 2311 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2312 = systemConfig.getPermissions(); 2313 for (int i=0; i<permConfig.size(); i++) { 2314 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2315 BasePermission bp = mSettings.mPermissions.get(perm.name); 2316 if (bp == null) { 2317 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2318 mSettings.mPermissions.put(perm.name, bp); 2319 } 2320 if (perm.gids != null) { 2321 bp.setGids(perm.gids, perm.perUser); 2322 } 2323 } 2324 2325 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2326 final int builtInLibCount = libConfig.size(); 2327 for (int i = 0; i < builtInLibCount; i++) { 2328 String name = libConfig.keyAt(i); 2329 String path = libConfig.valueAt(i); 2330 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2331 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2332 } 2333 2334 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2335 2336 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2337 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2338 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2339 2340 // Clean up orphaned packages for which the code path doesn't exist 2341 // and they are an update to a system app - caused by bug/32321269 2342 final int packageSettingCount = mSettings.mPackages.size(); 2343 for (int i = packageSettingCount - 1; i >= 0; i--) { 2344 PackageSetting ps = mSettings.mPackages.valueAt(i); 2345 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2346 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2347 mSettings.mPackages.removeAt(i); 2348 mSettings.enableSystemPackageLPw(ps.name); 2349 } 2350 } 2351 2352 if (mFirstBoot) { 2353 requestCopyPreoptedFiles(); 2354 } 2355 2356 String customResolverActivity = Resources.getSystem().getString( 2357 R.string.config_customResolverActivity); 2358 if (TextUtils.isEmpty(customResolverActivity)) { 2359 customResolverActivity = null; 2360 } else { 2361 mCustomResolverComponentName = ComponentName.unflattenFromString( 2362 customResolverActivity); 2363 } 2364 2365 long startTime = SystemClock.uptimeMillis(); 2366 2367 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2368 startTime); 2369 2370 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2371 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2372 2373 if (bootClassPath == null) { 2374 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2375 } 2376 2377 if (systemServerClassPath == null) { 2378 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2379 } 2380 2381 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2382 final String[] dexCodeInstructionSets = 2383 getDexCodeInstructionSets( 2384 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2385 2386 /** 2387 * Ensure all external libraries have had dexopt run on them. 2388 */ 2389 if (mSharedLibraries.size() > 0) { 2390 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2391 // NOTE: For now, we're compiling these system "shared libraries" 2392 // (and framework jars) into all available architectures. It's possible 2393 // to compile them only when we come across an app that uses them (there's 2394 // already logic for that in scanPackageLI) but that adds some complexity. 2395 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2396 final int libCount = mSharedLibraries.size(); 2397 for (int i = 0; i < libCount; i++) { 2398 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2399 final int versionCount = versionedLib.size(); 2400 for (int j = 0; j < versionCount; j++) { 2401 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2402 final String libPath = libEntry.path != null 2403 ? libEntry.path : libEntry.apk; 2404 if (libPath == null) { 2405 continue; 2406 } 2407 try { 2408 // Shared libraries do not have profiles so we perform a full 2409 // AOT compilation (if needed). 2410 int dexoptNeeded = DexFile.getDexOptNeeded( 2411 libPath, dexCodeInstructionSet, 2412 getCompilerFilterForReason(REASON_SHARED_APK), 2413 false /* newProfile */); 2414 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2415 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2416 dexCodeInstructionSet, dexoptNeeded, null, 2417 DEXOPT_PUBLIC, 2418 getCompilerFilterForReason(REASON_SHARED_APK), 2419 StorageManager.UUID_PRIVATE_INTERNAL, 2420 PackageDexOptimizer.SKIP_SHARED_LIBRARY_CHECK); 2421 } 2422 } catch (FileNotFoundException e) { 2423 Slog.w(TAG, "Library not found: " + libPath); 2424 } catch (IOException | InstallerException e) { 2425 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2426 + e.getMessage()); 2427 } 2428 } 2429 } 2430 } 2431 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2432 } 2433 2434 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2435 2436 final VersionInfo ver = mSettings.getInternalVersion(); 2437 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2438 2439 // when upgrading from pre-M, promote system app permissions from install to runtime 2440 mPromoteSystemApps = 2441 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2442 2443 // When upgrading from pre-N, we need to handle package extraction like first boot, 2444 // as there is no profiling data available. 2445 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2446 2447 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2448 2449 // save off the names of pre-existing system packages prior to scanning; we don't 2450 // want to automatically grant runtime permissions for new system apps 2451 if (mPromoteSystemApps) { 2452 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2453 while (pkgSettingIter.hasNext()) { 2454 PackageSetting ps = pkgSettingIter.next(); 2455 if (isSystemApp(ps)) { 2456 mExistingSystemPackages.add(ps.name); 2457 } 2458 } 2459 } 2460 2461 mCacheDir = preparePackageParserCache(mIsUpgrade); 2462 2463 // Set flag to monitor and not change apk file paths when 2464 // scanning install directories. 2465 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2466 2467 if (mIsUpgrade || mFirstBoot) { 2468 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2469 } 2470 2471 // Collect vendor overlay packages. (Do this before scanning any apps.) 2472 // For security and version matching reason, only consider 2473 // overlay packages if they reside in the right directory. 2474 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2475 | PackageParser.PARSE_IS_SYSTEM 2476 | PackageParser.PARSE_IS_SYSTEM_DIR 2477 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2478 2479 // Find base frameworks (resource packages without code). 2480 scanDirTracedLI(frameworkDir, mDefParseFlags 2481 | PackageParser.PARSE_IS_SYSTEM 2482 | PackageParser.PARSE_IS_SYSTEM_DIR 2483 | PackageParser.PARSE_IS_PRIVILEGED, 2484 scanFlags | SCAN_NO_DEX, 0); 2485 2486 // Collected privileged system packages. 2487 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2488 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2489 | PackageParser.PARSE_IS_SYSTEM 2490 | PackageParser.PARSE_IS_SYSTEM_DIR 2491 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2492 2493 // Collect ordinary system packages. 2494 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2495 scanDirTracedLI(systemAppDir, mDefParseFlags 2496 | PackageParser.PARSE_IS_SYSTEM 2497 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2498 2499 // Collect all vendor packages. 2500 File vendorAppDir = new File("/vendor/app"); 2501 try { 2502 vendorAppDir = vendorAppDir.getCanonicalFile(); 2503 } catch (IOException e) { 2504 // failed to look up canonical path, continue with original one 2505 } 2506 scanDirTracedLI(vendorAppDir, mDefParseFlags 2507 | PackageParser.PARSE_IS_SYSTEM 2508 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2509 2510 // Collect all OEM packages. 2511 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2512 scanDirTracedLI(oemAppDir, mDefParseFlags 2513 | PackageParser.PARSE_IS_SYSTEM 2514 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2515 2516 // Prune any system packages that no longer exist. 2517 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2518 if (!mOnlyCore) { 2519 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2520 while (psit.hasNext()) { 2521 PackageSetting ps = psit.next(); 2522 2523 /* 2524 * If this is not a system app, it can't be a 2525 * disable system app. 2526 */ 2527 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2528 continue; 2529 } 2530 2531 /* 2532 * If the package is scanned, it's not erased. 2533 */ 2534 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2535 if (scannedPkg != null) { 2536 /* 2537 * If the system app is both scanned and in the 2538 * disabled packages list, then it must have been 2539 * added via OTA. Remove it from the currently 2540 * scanned package so the previously user-installed 2541 * application can be scanned. 2542 */ 2543 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2544 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2545 + ps.name + "; removing system app. Last known codePath=" 2546 + ps.codePathString + ", installStatus=" + ps.installStatus 2547 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2548 + scannedPkg.mVersionCode); 2549 removePackageLI(scannedPkg, true); 2550 mExpectingBetter.put(ps.name, ps.codePath); 2551 } 2552 2553 continue; 2554 } 2555 2556 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2557 psit.remove(); 2558 logCriticalInfo(Log.WARN, "System package " + ps.name 2559 + " no longer exists; it's data will be wiped"); 2560 // Actual deletion of code and data will be handled by later 2561 // reconciliation step 2562 } else { 2563 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2564 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2565 possiblyDeletedUpdatedSystemApps.add(ps.name); 2566 } 2567 } 2568 } 2569 } 2570 2571 //look for any incomplete package installations 2572 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2573 for (int i = 0; i < deletePkgsList.size(); i++) { 2574 // Actual deletion of code and data will be handled by later 2575 // reconciliation step 2576 final String packageName = deletePkgsList.get(i).name; 2577 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2578 synchronized (mPackages) { 2579 mSettings.removePackageLPw(packageName); 2580 } 2581 } 2582 2583 //delete tmp files 2584 deleteTempPackageFiles(); 2585 2586 // Remove any shared userIDs that have no associated packages 2587 mSettings.pruneSharedUsersLPw(); 2588 2589 if (!mOnlyCore) { 2590 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2591 SystemClock.uptimeMillis()); 2592 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2593 2594 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2595 | PackageParser.PARSE_FORWARD_LOCK, 2596 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2597 2598 /** 2599 * Remove disable package settings for any updated system 2600 * apps that were removed via an OTA. If they're not a 2601 * previously-updated app, remove them completely. 2602 * Otherwise, just revoke their system-level permissions. 2603 */ 2604 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2605 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2606 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2607 2608 String msg; 2609 if (deletedPkg == null) { 2610 msg = "Updated system package " + deletedAppName 2611 + " no longer exists; it's data will be wiped"; 2612 // Actual deletion of code and data will be handled by later 2613 // reconciliation step 2614 } else { 2615 msg = "Updated system app + " + deletedAppName 2616 + " no longer present; removing system privileges for " 2617 + deletedAppName; 2618 2619 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2620 2621 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2622 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2623 } 2624 logCriticalInfo(Log.WARN, msg); 2625 } 2626 2627 /** 2628 * Make sure all system apps that we expected to appear on 2629 * the userdata partition actually showed up. If they never 2630 * appeared, crawl back and revive the system version. 2631 */ 2632 for (int i = 0; i < mExpectingBetter.size(); i++) { 2633 final String packageName = mExpectingBetter.keyAt(i); 2634 if (!mPackages.containsKey(packageName)) { 2635 final File scanFile = mExpectingBetter.valueAt(i); 2636 2637 logCriticalInfo(Log.WARN, "Expected better " + packageName 2638 + " but never showed up; reverting to system"); 2639 2640 int reparseFlags = mDefParseFlags; 2641 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2642 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2643 | PackageParser.PARSE_IS_SYSTEM_DIR 2644 | PackageParser.PARSE_IS_PRIVILEGED; 2645 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2646 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2647 | PackageParser.PARSE_IS_SYSTEM_DIR; 2648 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2649 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2650 | PackageParser.PARSE_IS_SYSTEM_DIR; 2651 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2652 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2653 | PackageParser.PARSE_IS_SYSTEM_DIR; 2654 } else { 2655 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2656 continue; 2657 } 2658 2659 mSettings.enableSystemPackageLPw(packageName); 2660 2661 try { 2662 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2663 } catch (PackageManagerException e) { 2664 Slog.e(TAG, "Failed to parse original system package: " 2665 + e.getMessage()); 2666 } 2667 } 2668 } 2669 } 2670 mExpectingBetter.clear(); 2671 2672 // Resolve the storage manager. 2673 mStorageManagerPackage = getStorageManagerPackageName(); 2674 2675 // Resolve protected action filters. Only the setup wizard is allowed to 2676 // have a high priority filter for these actions. 2677 mSetupWizardPackage = getSetupWizardPackageName(); 2678 if (mProtectedFilters.size() > 0) { 2679 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2680 Slog.i(TAG, "No setup wizard;" 2681 + " All protected intents capped to priority 0"); 2682 } 2683 for (ActivityIntentInfo filter : mProtectedFilters) { 2684 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2685 if (DEBUG_FILTERS) { 2686 Slog.i(TAG, "Found setup wizard;" 2687 + " allow priority " + filter.getPriority() + ";" 2688 + " package: " + filter.activity.info.packageName 2689 + " activity: " + filter.activity.className 2690 + " priority: " + filter.getPriority()); 2691 } 2692 // skip setup wizard; allow it to keep the high priority filter 2693 continue; 2694 } 2695 Slog.w(TAG, "Protected action; cap priority to 0;" 2696 + " package: " + filter.activity.info.packageName 2697 + " activity: " + filter.activity.className 2698 + " origPrio: " + filter.getPriority()); 2699 filter.setPriority(0); 2700 } 2701 } 2702 mDeferProtectedFilters = false; 2703 mProtectedFilters.clear(); 2704 2705 // Now that we know all of the shared libraries, update all clients to have 2706 // the correct library paths. 2707 updateAllSharedLibrariesLPw(null); 2708 2709 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2710 // NOTE: We ignore potential failures here during a system scan (like 2711 // the rest of the commands above) because there's precious little we 2712 // can do about it. A settings error is reported, though. 2713 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2714 } 2715 2716 // Now that we know all the packages we are keeping, 2717 // read and update their last usage times. 2718 mPackageUsage.read(mPackages); 2719 mCompilerStats.read(); 2720 2721 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2722 SystemClock.uptimeMillis()); 2723 Slog.i(TAG, "Time to scan packages: " 2724 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2725 + " seconds"); 2726 2727 // If the platform SDK has changed since the last time we booted, 2728 // we need to re-grant app permission to catch any new ones that 2729 // appear. This is really a hack, and means that apps can in some 2730 // cases get permissions that the user didn't initially explicitly 2731 // allow... it would be nice to have some better way to handle 2732 // this situation. 2733 int updateFlags = UPDATE_PERMISSIONS_ALL; 2734 if (ver.sdkVersion != mSdkVersion) { 2735 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2736 + mSdkVersion + "; regranting permissions for internal storage"); 2737 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2738 } 2739 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2740 ver.sdkVersion = mSdkVersion; 2741 2742 // If this is the first boot or an update from pre-M, and it is a normal 2743 // boot, then we need to initialize the default preferred apps across 2744 // all defined users. 2745 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2746 for (UserInfo user : sUserManager.getUsers(true)) { 2747 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2748 applyFactoryDefaultBrowserLPw(user.id); 2749 primeDomainVerificationsLPw(user.id); 2750 } 2751 } 2752 2753 // Prepare storage for system user really early during boot, 2754 // since core system apps like SettingsProvider and SystemUI 2755 // can't wait for user to start 2756 final int storageFlags; 2757 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2758 storageFlags = StorageManager.FLAG_STORAGE_DE; 2759 } else { 2760 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2761 } 2762 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2763 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2764 true /* onlyCoreApps */); 2765 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2766 if (deferPackages == null || deferPackages.isEmpty()) { 2767 return; 2768 } 2769 int count = 0; 2770 for (String pkgName : deferPackages) { 2771 PackageParser.Package pkg = null; 2772 synchronized (mPackages) { 2773 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2774 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2775 pkg = ps.pkg; 2776 } 2777 } 2778 if (pkg != null) { 2779 synchronized (mInstallLock) { 2780 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2781 true /* maybeMigrateAppData */); 2782 } 2783 count++; 2784 } 2785 } 2786 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2787 }, "prepareAppData"); 2788 2789 // If this is first boot after an OTA, and a normal boot, then 2790 // we need to clear code cache directories. 2791 // Note that we do *not* clear the application profiles. These remain valid 2792 // across OTAs and are used to drive profile verification (post OTA) and 2793 // profile compilation (without waiting to collect a fresh set of profiles). 2794 if (mIsUpgrade && !onlyCore) { 2795 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2796 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2797 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2798 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2799 // No apps are running this early, so no need to freeze 2800 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2801 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2802 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2803 } 2804 } 2805 ver.fingerprint = Build.FINGERPRINT; 2806 } 2807 2808 checkDefaultBrowser(); 2809 2810 // clear only after permissions and other defaults have been updated 2811 mExistingSystemPackages.clear(); 2812 mPromoteSystemApps = false; 2813 2814 // All the changes are done during package scanning. 2815 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2816 2817 // can downgrade to reader 2818 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2819 mSettings.writeLPr(); 2820 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2821 2822 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2823 // early on (before the package manager declares itself as early) because other 2824 // components in the system server might ask for package contexts for these apps. 2825 // 2826 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2827 // (i.e, that the data partition is unavailable). 2828 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2829 long start = System.nanoTime(); 2830 List<PackageParser.Package> coreApps = new ArrayList<>(); 2831 for (PackageParser.Package pkg : mPackages.values()) { 2832 if (pkg.coreApp) { 2833 coreApps.add(pkg); 2834 } 2835 } 2836 2837 int[] stats = performDexOptUpgrade(coreApps, false, 2838 getCompilerFilterForReason(REASON_CORE_APP)); 2839 2840 final int elapsedTimeSeconds = 2841 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2842 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2843 2844 if (DEBUG_DEXOPT) { 2845 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2846 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2847 } 2848 2849 2850 // TODO: Should we log these stats to tron too ? 2851 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2852 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2853 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2854 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2855 } 2856 2857 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2858 SystemClock.uptimeMillis()); 2859 2860 if (!mOnlyCore) { 2861 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2862 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2863 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2864 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2865 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2866 mIntentFilterVerifierComponent); 2867 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2868 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2869 SharedLibraryInfo.VERSION_UNDEFINED); 2870 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2871 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2872 SharedLibraryInfo.VERSION_UNDEFINED); 2873 } else { 2874 mRequiredVerifierPackage = null; 2875 mRequiredInstallerPackage = null; 2876 mRequiredUninstallerPackage = null; 2877 mIntentFilterVerifierComponent = null; 2878 mIntentFilterVerifier = null; 2879 mServicesSystemSharedLibraryPackageName = null; 2880 mSharedSystemSharedLibraryPackageName = null; 2881 } 2882 2883 mInstallerService = new PackageInstallerService(context, this); 2884 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2885 if (ephemeralResolverComponent != null) { 2886 if (DEBUG_EPHEMERAL) { 2887 Slog.d(TAG, "Set ephemeral resolver: " + ephemeralResolverComponent); 2888 } 2889 mInstantAppResolverConnection = 2890 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2891 } else { 2892 mInstantAppResolverConnection = null; 2893 } 2894 updateInstantAppInstallerLocked(); 2895 mInstantAppResolverSettingsComponent = getEphemeralResolverSettingsLPr(); 2896 2897 // Read and update the usage of dex files. 2898 // Do this at the end of PM init so that all the packages have their 2899 // data directory reconciled. 2900 // At this point we know the code paths of the packages, so we can validate 2901 // the disk file and build the internal cache. 2902 // The usage file is expected to be small so loading and verifying it 2903 // should take a fairly small time compare to the other activities (e.g. package 2904 // scanning). 2905 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2906 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2907 for (int userId : currentUserIds) { 2908 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2909 } 2910 mDexManager.load(userPackages); 2911 } // synchronized (mPackages) 2912 } // synchronized (mInstallLock) 2913 2914 // Now after opening every single application zip, make sure they 2915 // are all flushed. Not really needed, but keeps things nice and 2916 // tidy. 2917 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2918 Runtime.getRuntime().gc(); 2919 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2920 2921 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2922 FallbackCategoryProvider.loadFallbacks(); 2923 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2924 2925 // The initial scanning above does many calls into installd while 2926 // holding the mPackages lock, but we're mostly interested in yelling 2927 // once we have a booted system. 2928 mInstaller.setWarnIfHeld(mPackages); 2929 2930 // Expose private service for system components to use. 2931 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2932 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2933 } 2934 2935 private void updateInstantAppInstallerLocked() { 2936 final ComponentName oldInstantAppInstallerComponent = mInstantAppInstallerComponent; 2937 final ActivityInfo newInstantAppInstaller = getEphemeralInstallerLPr(); 2938 ComponentName newInstantAppInstallerComponent = newInstantAppInstaller == null 2939 ? null : newInstantAppInstaller.getComponentName(); 2940 2941 if (newInstantAppInstallerComponent != null 2942 && !newInstantAppInstallerComponent.equals(oldInstantAppInstallerComponent)) { 2943 if (DEBUG_EPHEMERAL) { 2944 Slog.d(TAG, "Set ephemeral installer: " + newInstantAppInstallerComponent); 2945 } 2946 setUpInstantAppInstallerActivityLP(newInstantAppInstaller); 2947 } else if (DEBUG_EPHEMERAL && newInstantAppInstallerComponent == null) { 2948 Slog.d(TAG, "Unset ephemeral installer; none available"); 2949 } 2950 mInstantAppInstallerComponent = newInstantAppInstallerComponent; 2951 } 2952 2953 private static File preparePackageParserCache(boolean isUpgrade) { 2954 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2955 return null; 2956 } 2957 2958 // Disable package parsing on eng builds to allow for faster incremental development. 2959 if ("eng".equals(Build.TYPE)) { 2960 return null; 2961 } 2962 2963 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2964 Slog.i(TAG, "Disabling package parser cache due to system property."); 2965 return null; 2966 } 2967 2968 // The base directory for the package parser cache lives under /data/system/. 2969 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2970 "package_cache"); 2971 if (cacheBaseDir == null) { 2972 return null; 2973 } 2974 2975 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2976 // This also serves to "GC" unused entries when the package cache version changes (which 2977 // can only happen during upgrades). 2978 if (isUpgrade) { 2979 FileUtils.deleteContents(cacheBaseDir); 2980 } 2981 2982 2983 // Return the versioned package cache directory. This is something like 2984 // "/data/system/package_cache/1" 2985 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2986 2987 // The following is a workaround to aid development on non-numbered userdebug 2988 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2989 // the system partition is newer. 2990 // 2991 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2992 // that starts with "eng." to signify that this is an engineering build and not 2993 // destined for release. 2994 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2995 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2996 2997 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2998 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2999 // in general and should not be used for production changes. In this specific case, 3000 // we know that they will work. 3001 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3002 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3003 FileUtils.deleteContents(cacheBaseDir); 3004 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3005 } 3006 } 3007 3008 return cacheDir; 3009 } 3010 3011 @Override 3012 public boolean isFirstBoot() { 3013 return mFirstBoot; 3014 } 3015 3016 @Override 3017 public boolean isOnlyCoreApps() { 3018 return mOnlyCore; 3019 } 3020 3021 @Override 3022 public boolean isUpgrade() { 3023 return mIsUpgrade; 3024 } 3025 3026 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3027 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3028 3029 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3030 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3031 UserHandle.USER_SYSTEM); 3032 if (matches.size() == 1) { 3033 return matches.get(0).getComponentInfo().packageName; 3034 } else if (matches.size() == 0) { 3035 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3036 return null; 3037 } 3038 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3039 } 3040 3041 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3042 synchronized (mPackages) { 3043 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3044 if (libraryEntry == null) { 3045 throw new IllegalStateException("Missing required shared library:" + name); 3046 } 3047 return libraryEntry.apk; 3048 } 3049 } 3050 3051 private @NonNull String getRequiredInstallerLPr() { 3052 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3053 intent.addCategory(Intent.CATEGORY_DEFAULT); 3054 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3055 3056 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3057 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3058 UserHandle.USER_SYSTEM); 3059 if (matches.size() == 1) { 3060 ResolveInfo resolveInfo = matches.get(0); 3061 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3062 throw new RuntimeException("The installer must be a privileged app"); 3063 } 3064 return matches.get(0).getComponentInfo().packageName; 3065 } else { 3066 throw new RuntimeException("There must be exactly one installer; found " + matches); 3067 } 3068 } 3069 3070 private @NonNull String getRequiredUninstallerLPr() { 3071 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3072 intent.addCategory(Intent.CATEGORY_DEFAULT); 3073 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3074 3075 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3076 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3077 UserHandle.USER_SYSTEM); 3078 if (resolveInfo == null || 3079 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3080 throw new RuntimeException("There must be exactly one uninstaller; found " 3081 + resolveInfo); 3082 } 3083 return resolveInfo.getComponentInfo().packageName; 3084 } 3085 3086 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3087 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3088 3089 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3090 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3091 UserHandle.USER_SYSTEM); 3092 ResolveInfo best = null; 3093 final int N = matches.size(); 3094 for (int i = 0; i < N; i++) { 3095 final ResolveInfo cur = matches.get(i); 3096 final String packageName = cur.getComponentInfo().packageName; 3097 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3098 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3099 continue; 3100 } 3101 3102 if (best == null || cur.priority > best.priority) { 3103 best = cur; 3104 } 3105 } 3106 3107 if (best != null) { 3108 return best.getComponentInfo().getComponentName(); 3109 } else { 3110 throw new RuntimeException("There must be at least one intent filter verifier"); 3111 } 3112 } 3113 3114 private @Nullable ComponentName getEphemeralResolverLPr() { 3115 final String[] packageArray = 3116 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3117 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3118 if (DEBUG_EPHEMERAL) { 3119 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3120 } 3121 return null; 3122 } 3123 3124 final int resolveFlags = 3125 MATCH_DIRECT_BOOT_AWARE 3126 | MATCH_DIRECT_BOOT_UNAWARE 3127 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3128 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3129 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3130 resolveFlags, UserHandle.USER_SYSTEM); 3131 3132 final int N = resolvers.size(); 3133 if (N == 0) { 3134 if (DEBUG_EPHEMERAL) { 3135 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3136 } 3137 return null; 3138 } 3139 3140 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3141 for (int i = 0; i < N; i++) { 3142 final ResolveInfo info = resolvers.get(i); 3143 3144 if (info.serviceInfo == null) { 3145 continue; 3146 } 3147 3148 final String packageName = info.serviceInfo.packageName; 3149 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3150 if (DEBUG_EPHEMERAL) { 3151 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3152 + " pkg: " + packageName + ", info:" + info); 3153 } 3154 continue; 3155 } 3156 3157 if (DEBUG_EPHEMERAL) { 3158 Slog.v(TAG, "Ephemeral resolver found;" 3159 + " pkg: " + packageName + ", info:" + info); 3160 } 3161 return new ComponentName(packageName, info.serviceInfo.name); 3162 } 3163 if (DEBUG_EPHEMERAL) { 3164 Slog.v(TAG, "Ephemeral resolver NOT found"); 3165 } 3166 return null; 3167 } 3168 3169 private @Nullable ActivityInfo getEphemeralInstallerLPr() { 3170 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3171 intent.addCategory(Intent.CATEGORY_DEFAULT); 3172 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3173 3174 final int resolveFlags = 3175 MATCH_DIRECT_BOOT_AWARE 3176 | MATCH_DIRECT_BOOT_UNAWARE 3177 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3178 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3179 resolveFlags, UserHandle.USER_SYSTEM); 3180 Iterator<ResolveInfo> iter = matches.iterator(); 3181 while (iter.hasNext()) { 3182 final ResolveInfo rInfo = iter.next(); 3183 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3184 if (ps != null) { 3185 final PermissionsState permissionsState = ps.getPermissionsState(); 3186 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3187 continue; 3188 } 3189 } 3190 iter.remove(); 3191 } 3192 if (matches.size() == 0) { 3193 return null; 3194 } else if (matches.size() == 1) { 3195 return (ActivityInfo) matches.get(0).getComponentInfo(); 3196 } else { 3197 throw new RuntimeException( 3198 "There must be at most one ephemeral installer; found " + matches); 3199 } 3200 } 3201 3202 private @Nullable ComponentName getEphemeralResolverSettingsLPr() { 3203 final Intent intent = new Intent(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3204 intent.addCategory(Intent.CATEGORY_DEFAULT); 3205 final int resolveFlags = 3206 MATCH_DIRECT_BOOT_AWARE 3207 | MATCH_DIRECT_BOOT_UNAWARE 3208 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3209 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 3210 resolveFlags, UserHandle.USER_SYSTEM); 3211 Iterator<ResolveInfo> iter = matches.iterator(); 3212 while (iter.hasNext()) { 3213 final ResolveInfo rInfo = iter.next(); 3214 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3215 if (ps != null) { 3216 final PermissionsState permissionsState = ps.getPermissionsState(); 3217 if (permissionsState.hasPermission(Manifest.permission.ACCESS_INSTANT_APPS, 0)) { 3218 continue; 3219 } 3220 } 3221 iter.remove(); 3222 } 3223 if (matches.size() == 0) { 3224 return null; 3225 } else if (matches.size() == 1) { 3226 return matches.get(0).getComponentInfo().getComponentName(); 3227 } else { 3228 throw new RuntimeException( 3229 "There must be at most one ephemeral resolver settings; found " + matches); 3230 } 3231 } 3232 3233 private void primeDomainVerificationsLPw(int userId) { 3234 if (DEBUG_DOMAIN_VERIFICATION) { 3235 Slog.d(TAG, "Priming domain verifications in user " + userId); 3236 } 3237 3238 SystemConfig systemConfig = SystemConfig.getInstance(); 3239 ArraySet<String> packages = systemConfig.getLinkedApps(); 3240 3241 for (String packageName : packages) { 3242 PackageParser.Package pkg = mPackages.get(packageName); 3243 if (pkg != null) { 3244 if (!pkg.isSystemApp()) { 3245 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3246 continue; 3247 } 3248 3249 ArraySet<String> domains = null; 3250 for (PackageParser.Activity a : pkg.activities) { 3251 for (ActivityIntentInfo filter : a.intents) { 3252 if (hasValidDomains(filter)) { 3253 if (domains == null) { 3254 domains = new ArraySet<String>(); 3255 } 3256 domains.addAll(filter.getHostsList()); 3257 } 3258 } 3259 } 3260 3261 if (domains != null && domains.size() > 0) { 3262 if (DEBUG_DOMAIN_VERIFICATION) { 3263 Slog.v(TAG, " + " + packageName); 3264 } 3265 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3266 // state w.r.t. the formal app-linkage "no verification attempted" state; 3267 // and then 'always' in the per-user state actually used for intent resolution. 3268 final IntentFilterVerificationInfo ivi; 3269 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3270 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3271 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3272 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3273 } else { 3274 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3275 + "' does not handle web links"); 3276 } 3277 } else { 3278 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3279 } 3280 } 3281 3282 scheduleWritePackageRestrictionsLocked(userId); 3283 scheduleWriteSettingsLocked(); 3284 } 3285 3286 private void applyFactoryDefaultBrowserLPw(int userId) { 3287 // The default browser app's package name is stored in a string resource, 3288 // with a product-specific overlay used for vendor customization. 3289 String browserPkg = mContext.getResources().getString( 3290 com.android.internal.R.string.default_browser); 3291 if (!TextUtils.isEmpty(browserPkg)) { 3292 // non-empty string => required to be a known package 3293 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3294 if (ps == null) { 3295 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3296 browserPkg = null; 3297 } else { 3298 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3299 } 3300 } 3301 3302 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3303 // default. If there's more than one, just leave everything alone. 3304 if (browserPkg == null) { 3305 calculateDefaultBrowserLPw(userId); 3306 } 3307 } 3308 3309 private void calculateDefaultBrowserLPw(int userId) { 3310 List<String> allBrowsers = resolveAllBrowserApps(userId); 3311 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3312 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3313 } 3314 3315 private List<String> resolveAllBrowserApps(int userId) { 3316 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3317 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3318 PackageManager.MATCH_ALL, userId); 3319 3320 final int count = list.size(); 3321 List<String> result = new ArrayList<String>(count); 3322 for (int i=0; i<count; i++) { 3323 ResolveInfo info = list.get(i); 3324 if (info.activityInfo == null 3325 || !info.handleAllWebDataURI 3326 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3327 || result.contains(info.activityInfo.packageName)) { 3328 continue; 3329 } 3330 result.add(info.activityInfo.packageName); 3331 } 3332 3333 return result; 3334 } 3335 3336 private boolean packageIsBrowser(String packageName, int userId) { 3337 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3338 PackageManager.MATCH_ALL, userId); 3339 final int N = list.size(); 3340 for (int i = 0; i < N; i++) { 3341 ResolveInfo info = list.get(i); 3342 if (packageName.equals(info.activityInfo.packageName)) { 3343 return true; 3344 } 3345 } 3346 return false; 3347 } 3348 3349 private void checkDefaultBrowser() { 3350 final int myUserId = UserHandle.myUserId(); 3351 final String packageName = getDefaultBrowserPackageName(myUserId); 3352 if (packageName != null) { 3353 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3354 if (info == null) { 3355 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3356 synchronized (mPackages) { 3357 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3358 } 3359 } 3360 } 3361 } 3362 3363 @Override 3364 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3365 throws RemoteException { 3366 try { 3367 return super.onTransact(code, data, reply, flags); 3368 } catch (RuntimeException e) { 3369 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3370 Slog.wtf(TAG, "Package Manager Crash", e); 3371 } 3372 throw e; 3373 } 3374 } 3375 3376 static int[] appendInts(int[] cur, int[] add) { 3377 if (add == null) return cur; 3378 if (cur == null) return add; 3379 final int N = add.length; 3380 for (int i=0; i<N; i++) { 3381 cur = appendInt(cur, add[i]); 3382 } 3383 return cur; 3384 } 3385 3386 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3387 if (!sUserManager.exists(userId)) return null; 3388 if (ps == null) { 3389 return null; 3390 } 3391 final PackageParser.Package p = ps.pkg; 3392 if (p == null) { 3393 return null; 3394 } 3395 // Filter out ephemeral app metadata: 3396 // * The system/shell/root can see metadata for any app 3397 // * An installed app can see metadata for 1) other installed apps 3398 // and 2) ephemeral apps that have explicitly interacted with it 3399 // * Ephemeral apps can only see their own data and exposed installed apps 3400 // * Holding a signature permission allows seeing instant apps 3401 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3402 if (callingAppId != Process.SYSTEM_UID 3403 && callingAppId != Process.SHELL_UID 3404 && callingAppId != Process.ROOT_UID 3405 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3406 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3407 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3408 if (instantAppPackageName != null) { 3409 // ephemeral apps can only get information on themselves or 3410 // installed apps that are exposed. 3411 if (!instantAppPackageName.equals(p.packageName) 3412 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3413 return null; 3414 } 3415 } else { 3416 if (ps.getInstantApp(userId)) { 3417 // only get access to the ephemeral app if we've been granted access 3418 if (!mInstantAppRegistry.isInstantAccessGranted( 3419 userId, callingAppId, ps.appId)) { 3420 return null; 3421 } 3422 } 3423 } 3424 } 3425 3426 final PermissionsState permissionsState = ps.getPermissionsState(); 3427 3428 // Compute GIDs only if requested 3429 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3430 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3431 // Compute granted permissions only if package has requested permissions 3432 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3433 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3434 final PackageUserState state = ps.readUserState(userId); 3435 3436 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3437 && ps.isSystem()) { 3438 flags |= MATCH_ANY_USER; 3439 } 3440 3441 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3442 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3443 3444 if (packageInfo == null) { 3445 return null; 3446 } 3447 3448 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3449 3450 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3451 resolveExternalPackageNameLPr(p); 3452 3453 return packageInfo; 3454 } 3455 3456 @Override 3457 public void checkPackageStartable(String packageName, int userId) { 3458 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3459 3460 synchronized (mPackages) { 3461 final PackageSetting ps = mSettings.mPackages.get(packageName); 3462 if (ps == null) { 3463 throw new SecurityException("Package " + packageName + " was not found!"); 3464 } 3465 3466 if (!ps.getInstalled(userId)) { 3467 throw new SecurityException( 3468 "Package " + packageName + " was not installed for user " + userId + "!"); 3469 } 3470 3471 if (mSafeMode && !ps.isSystem()) { 3472 throw new SecurityException("Package " + packageName + " not a system app!"); 3473 } 3474 3475 if (mFrozenPackages.contains(packageName)) { 3476 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3477 } 3478 3479 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3480 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3481 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3482 } 3483 } 3484 } 3485 3486 @Override 3487 public boolean isPackageAvailable(String packageName, int userId) { 3488 if (!sUserManager.exists(userId)) return false; 3489 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3490 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3491 synchronized (mPackages) { 3492 PackageParser.Package p = mPackages.get(packageName); 3493 if (p != null) { 3494 final PackageSetting ps = (PackageSetting) p.mExtras; 3495 if (ps != null) { 3496 final PackageUserState state = ps.readUserState(userId); 3497 if (state != null) { 3498 return PackageParser.isAvailable(state); 3499 } 3500 } 3501 } 3502 } 3503 return false; 3504 } 3505 3506 @Override 3507 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3508 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3509 flags, userId); 3510 } 3511 3512 @Override 3513 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3514 int flags, int userId) { 3515 return getPackageInfoInternal(versionedPackage.getPackageName(), 3516 // TODO: We will change version code to long, so in the new API it is long 3517 (int) versionedPackage.getVersionCode(), flags, userId); 3518 } 3519 3520 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3521 int flags, int userId) { 3522 if (!sUserManager.exists(userId)) return null; 3523 flags = updateFlagsForPackage(flags, userId, packageName); 3524 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3525 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3526 3527 // reader 3528 synchronized (mPackages) { 3529 // Normalize package name to handle renamed packages and static libs 3530 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3531 3532 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3533 if (matchFactoryOnly) { 3534 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3535 if (ps != null) { 3536 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3537 return null; 3538 } 3539 return generatePackageInfo(ps, flags, userId); 3540 } 3541 } 3542 3543 PackageParser.Package p = mPackages.get(packageName); 3544 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3545 return null; 3546 } 3547 if (DEBUG_PACKAGE_INFO) 3548 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3549 if (p != null) { 3550 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3551 Binder.getCallingUid(), userId)) { 3552 return null; 3553 } 3554 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3555 } 3556 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3557 final PackageSetting ps = mSettings.mPackages.get(packageName); 3558 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3559 return null; 3560 } 3561 return generatePackageInfo(ps, flags, userId); 3562 } 3563 } 3564 return null; 3565 } 3566 3567 3568 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3569 // System/shell/root get to see all static libs 3570 final int appId = UserHandle.getAppId(uid); 3571 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3572 || appId == Process.ROOT_UID) { 3573 return false; 3574 } 3575 3576 // No package means no static lib as it is always on internal storage 3577 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3578 return false; 3579 } 3580 3581 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3582 ps.pkg.staticSharedLibVersion); 3583 if (libEntry == null) { 3584 return false; 3585 } 3586 3587 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3588 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3589 if (uidPackageNames == null) { 3590 return true; 3591 } 3592 3593 for (String uidPackageName : uidPackageNames) { 3594 if (ps.name.equals(uidPackageName)) { 3595 return false; 3596 } 3597 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3598 if (uidPs != null) { 3599 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3600 libEntry.info.getName()); 3601 if (index < 0) { 3602 continue; 3603 } 3604 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3605 return false; 3606 } 3607 } 3608 } 3609 return true; 3610 } 3611 3612 @Override 3613 public String[] currentToCanonicalPackageNames(String[] names) { 3614 String[] out = new String[names.length]; 3615 // reader 3616 synchronized (mPackages) { 3617 for (int i=names.length-1; i>=0; i--) { 3618 PackageSetting ps = mSettings.mPackages.get(names[i]); 3619 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3620 } 3621 } 3622 return out; 3623 } 3624 3625 @Override 3626 public String[] canonicalToCurrentPackageNames(String[] names) { 3627 String[] out = new String[names.length]; 3628 // reader 3629 synchronized (mPackages) { 3630 for (int i=names.length-1; i>=0; i--) { 3631 String cur = mSettings.getRenamedPackageLPr(names[i]); 3632 out[i] = cur != null ? cur : names[i]; 3633 } 3634 } 3635 return out; 3636 } 3637 3638 @Override 3639 public int getPackageUid(String packageName, int flags, int userId) { 3640 if (!sUserManager.exists(userId)) return -1; 3641 flags = updateFlagsForPackage(flags, userId, packageName); 3642 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3643 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3644 3645 // reader 3646 synchronized (mPackages) { 3647 final PackageParser.Package p = mPackages.get(packageName); 3648 if (p != null && p.isMatch(flags)) { 3649 return UserHandle.getUid(userId, p.applicationInfo.uid); 3650 } 3651 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3652 final PackageSetting ps = mSettings.mPackages.get(packageName); 3653 if (ps != null && ps.isMatch(flags)) { 3654 return UserHandle.getUid(userId, ps.appId); 3655 } 3656 } 3657 } 3658 3659 return -1; 3660 } 3661 3662 @Override 3663 public int[] getPackageGids(String packageName, int flags, int userId) { 3664 if (!sUserManager.exists(userId)) return null; 3665 flags = updateFlagsForPackage(flags, userId, packageName); 3666 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3667 false /* requireFullPermission */, false /* checkShell */, 3668 "getPackageGids"); 3669 3670 // reader 3671 synchronized (mPackages) { 3672 final PackageParser.Package p = mPackages.get(packageName); 3673 if (p != null && p.isMatch(flags)) { 3674 PackageSetting ps = (PackageSetting) p.mExtras; 3675 // TODO: Shouldn't this be checking for package installed state for userId and 3676 // return null? 3677 return ps.getPermissionsState().computeGids(userId); 3678 } 3679 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3680 final PackageSetting ps = mSettings.mPackages.get(packageName); 3681 if (ps != null && ps.isMatch(flags)) { 3682 return ps.getPermissionsState().computeGids(userId); 3683 } 3684 } 3685 } 3686 3687 return null; 3688 } 3689 3690 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3691 if (bp.perm != null) { 3692 return PackageParser.generatePermissionInfo(bp.perm, flags); 3693 } 3694 PermissionInfo pi = new PermissionInfo(); 3695 pi.name = bp.name; 3696 pi.packageName = bp.sourcePackage; 3697 pi.nonLocalizedLabel = bp.name; 3698 pi.protectionLevel = bp.protectionLevel; 3699 return pi; 3700 } 3701 3702 @Override 3703 public PermissionInfo getPermissionInfo(String name, int flags) { 3704 // reader 3705 synchronized (mPackages) { 3706 final BasePermission p = mSettings.mPermissions.get(name); 3707 if (p != null) { 3708 return generatePermissionInfo(p, flags); 3709 } 3710 return null; 3711 } 3712 } 3713 3714 @Override 3715 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3716 int flags) { 3717 // reader 3718 synchronized (mPackages) { 3719 if (group != null && !mPermissionGroups.containsKey(group)) { 3720 // This is thrown as NameNotFoundException 3721 return null; 3722 } 3723 3724 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3725 for (BasePermission p : mSettings.mPermissions.values()) { 3726 if (group == null) { 3727 if (p.perm == null || p.perm.info.group == null) { 3728 out.add(generatePermissionInfo(p, flags)); 3729 } 3730 } else { 3731 if (p.perm != null && group.equals(p.perm.info.group)) { 3732 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3733 } 3734 } 3735 } 3736 return new ParceledListSlice<>(out); 3737 } 3738 } 3739 3740 @Override 3741 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3742 // reader 3743 synchronized (mPackages) { 3744 return PackageParser.generatePermissionGroupInfo( 3745 mPermissionGroups.get(name), flags); 3746 } 3747 } 3748 3749 @Override 3750 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3751 // reader 3752 synchronized (mPackages) { 3753 final int N = mPermissionGroups.size(); 3754 ArrayList<PermissionGroupInfo> out 3755 = new ArrayList<PermissionGroupInfo>(N); 3756 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3757 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3758 } 3759 return new ParceledListSlice<>(out); 3760 } 3761 } 3762 3763 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3764 int uid, int userId) { 3765 if (!sUserManager.exists(userId)) return null; 3766 PackageSetting ps = mSettings.mPackages.get(packageName); 3767 if (ps != null) { 3768 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3769 return null; 3770 } 3771 if (ps.pkg == null) { 3772 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3773 if (pInfo != null) { 3774 return pInfo.applicationInfo; 3775 } 3776 return null; 3777 } 3778 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3779 ps.readUserState(userId), userId); 3780 if (ai != null) { 3781 rebaseEnabledOverlays(ai, userId); 3782 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3783 } 3784 return ai; 3785 } 3786 return null; 3787 } 3788 3789 @Override 3790 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3791 if (!sUserManager.exists(userId)) return null; 3792 flags = updateFlagsForApplication(flags, userId, packageName); 3793 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3794 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3795 3796 // writer 3797 synchronized (mPackages) { 3798 // Normalize package name to handle renamed packages and static libs 3799 packageName = resolveInternalPackageNameLPr(packageName, 3800 PackageManager.VERSION_CODE_HIGHEST); 3801 3802 PackageParser.Package p = mPackages.get(packageName); 3803 if (DEBUG_PACKAGE_INFO) Log.v( 3804 TAG, "getApplicationInfo " + packageName 3805 + ": " + p); 3806 if (p != null) { 3807 PackageSetting ps = mSettings.mPackages.get(packageName); 3808 if (ps == null) return null; 3809 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3810 return null; 3811 } 3812 // Note: isEnabledLP() does not apply here - always return info 3813 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3814 p, flags, ps.readUserState(userId), userId); 3815 if (ai != null) { 3816 rebaseEnabledOverlays(ai, userId); 3817 ai.packageName = resolveExternalPackageNameLPr(p); 3818 } 3819 return ai; 3820 } 3821 if ("android".equals(packageName)||"system".equals(packageName)) { 3822 return mAndroidApplication; 3823 } 3824 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3825 // Already generates the external package name 3826 return generateApplicationInfoFromSettingsLPw(packageName, 3827 Binder.getCallingUid(), flags, userId); 3828 } 3829 } 3830 return null; 3831 } 3832 3833 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3834 List<String> paths = new ArrayList<>(); 3835 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3836 mEnabledOverlayPaths.get(userId); 3837 if (userSpecificOverlays != null) { 3838 if (!"android".equals(ai.packageName)) { 3839 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3840 if (frameworkOverlays != null) { 3841 paths.addAll(frameworkOverlays); 3842 } 3843 } 3844 3845 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3846 if (appOverlays != null) { 3847 paths.addAll(appOverlays); 3848 } 3849 } 3850 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3851 } 3852 3853 private String normalizePackageNameLPr(String packageName) { 3854 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3855 return normalizedPackageName != null ? normalizedPackageName : packageName; 3856 } 3857 3858 @Override 3859 public void deletePreloadsFileCache() { 3860 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3861 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3862 } 3863 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3864 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3865 FileUtils.deleteContents(dir); 3866 } 3867 3868 @Override 3869 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3870 final IPackageDataObserver observer) { 3871 mContext.enforceCallingOrSelfPermission( 3872 android.Manifest.permission.CLEAR_APP_CACHE, null); 3873 mHandler.post(() -> { 3874 boolean success = false; 3875 try { 3876 freeStorage(volumeUuid, freeStorageSize, 0); 3877 success = true; 3878 } catch (IOException e) { 3879 Slog.w(TAG, e); 3880 } 3881 if (observer != null) { 3882 try { 3883 observer.onRemoveCompleted(null, success); 3884 } catch (RemoteException e) { 3885 Slog.w(TAG, e); 3886 } 3887 } 3888 }); 3889 } 3890 3891 @Override 3892 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3893 final IntentSender pi) { 3894 mContext.enforceCallingOrSelfPermission( 3895 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3896 mHandler.post(() -> { 3897 boolean success = false; 3898 try { 3899 freeStorage(volumeUuid, freeStorageSize, 0); 3900 success = true; 3901 } catch (IOException e) { 3902 Slog.w(TAG, e); 3903 } 3904 if (pi != null) { 3905 try { 3906 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3907 } catch (SendIntentException e) { 3908 Slog.w(TAG, e); 3909 } 3910 } 3911 }); 3912 } 3913 3914 /** 3915 * Blocking call to clear various types of cached data across the system 3916 * until the requested bytes are available. 3917 */ 3918 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3919 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3920 final File file = storage.findPathForUuid(volumeUuid); 3921 if (file.getUsableSpace() >= bytes) return; 3922 3923 if (ENABLE_FREE_CACHE_V2) { 3924 final boolean aggressive = (storageFlags 3925 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3926 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 3927 volumeUuid); 3928 3929 // 1. Pre-flight to determine if we have any chance to succeed 3930 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3931 if (internalVolume && (aggressive || SystemProperties 3932 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 3933 deletePreloadsFileCache(); 3934 if (file.getUsableSpace() >= bytes) return; 3935 } 3936 3937 // 3. Consider parsed APK data (aggressive only) 3938 if (internalVolume && aggressive) { 3939 FileUtils.deleteContents(mCacheDir); 3940 if (file.getUsableSpace() >= bytes) return; 3941 } 3942 3943 // 4. Consider cached app data (above quotas) 3944 try { 3945 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3946 } catch (InstallerException ignored) { 3947 } 3948 if (file.getUsableSpace() >= bytes) return; 3949 3950 // 5. Consider shared libraries with refcount=0 and age>2h 3951 // 6. Consider dexopt output (aggressive only) 3952 // 7. Consider ephemeral apps not used in last week 3953 3954 // 8. Consider cached app data (below quotas) 3955 try { 3956 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3957 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3958 } catch (InstallerException ignored) { 3959 } 3960 if (file.getUsableSpace() >= bytes) return; 3961 3962 // 9. Consider DropBox entries 3963 // 10. Consider ephemeral cookies 3964 3965 } else { 3966 try { 3967 mInstaller.freeCache(volumeUuid, bytes, 0); 3968 } catch (InstallerException ignored) { 3969 } 3970 if (file.getUsableSpace() >= bytes) return; 3971 } 3972 3973 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3974 } 3975 3976 /** 3977 * Update given flags based on encryption status of current user. 3978 */ 3979 private int updateFlags(int flags, int userId) { 3980 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3981 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3982 // Caller expressed an explicit opinion about what encryption 3983 // aware/unaware components they want to see, so fall through and 3984 // give them what they want 3985 } else { 3986 // Caller expressed no opinion, so match based on user state 3987 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3988 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3989 } else { 3990 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3991 } 3992 } 3993 return flags; 3994 } 3995 3996 private UserManagerInternal getUserManagerInternal() { 3997 if (mUserManagerInternal == null) { 3998 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3999 } 4000 return mUserManagerInternal; 4001 } 4002 4003 private DeviceIdleController.LocalService getDeviceIdleController() { 4004 if (mDeviceIdleController == null) { 4005 mDeviceIdleController = 4006 LocalServices.getService(DeviceIdleController.LocalService.class); 4007 } 4008 return mDeviceIdleController; 4009 } 4010 4011 /** 4012 * Update given flags when being used to request {@link PackageInfo}. 4013 */ 4014 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4015 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4016 boolean triaged = true; 4017 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4018 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4019 // Caller is asking for component details, so they'd better be 4020 // asking for specific encryption matching behavior, or be triaged 4021 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4022 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4023 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4024 triaged = false; 4025 } 4026 } 4027 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4028 | PackageManager.MATCH_SYSTEM_ONLY 4029 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4030 triaged = false; 4031 } 4032 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4033 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 4034 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4035 + Debug.getCallers(5)); 4036 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4037 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4038 // If the caller wants all packages and has a restricted profile associated with it, 4039 // then match all users. This is to make sure that launchers that need to access work 4040 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4041 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4042 flags |= PackageManager.MATCH_ANY_USER; 4043 } 4044 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4045 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4046 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4047 } 4048 return updateFlags(flags, userId); 4049 } 4050 4051 /** 4052 * Update given flags when being used to request {@link ApplicationInfo}. 4053 */ 4054 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4055 return updateFlagsForPackage(flags, userId, cookie); 4056 } 4057 4058 /** 4059 * Update given flags when being used to request {@link ComponentInfo}. 4060 */ 4061 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4062 if (cookie instanceof Intent) { 4063 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4064 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4065 } 4066 } 4067 4068 boolean triaged = true; 4069 // Caller is asking for component details, so they'd better be 4070 // asking for specific encryption matching behavior, or be triaged 4071 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4072 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4073 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4074 triaged = false; 4075 } 4076 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4077 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4078 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4079 } 4080 4081 return updateFlags(flags, userId); 4082 } 4083 4084 /** 4085 * Update given intent when being used to request {@link ResolveInfo}. 4086 */ 4087 private Intent updateIntentForResolve(Intent intent) { 4088 if (intent.getSelector() != null) { 4089 intent = intent.getSelector(); 4090 } 4091 if (DEBUG_PREFERRED) { 4092 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4093 } 4094 return intent; 4095 } 4096 4097 /** 4098 * Update given flags when being used to request {@link ResolveInfo}. 4099 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4100 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4101 * flag set. However, this flag is only honoured in three circumstances: 4102 * <ul> 4103 * <li>when called from a system process</li> 4104 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4105 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4106 * action and a {@code android.intent.category.BROWSABLE} category</li> 4107 * </ul> 4108 */ 4109 int updateFlagsForResolve(int flags, int userId, Intent intent, boolean includeInstantApp) { 4110 // Safe mode means we shouldn't match any third-party components 4111 if (mSafeMode) { 4112 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4113 } 4114 final int callingUid = Binder.getCallingUid(); 4115 if (getInstantAppPackageName(callingUid) != null) { 4116 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4117 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4118 flags |= PackageManager.MATCH_INSTANT; 4119 } else { 4120 // Otherwise, prevent leaking ephemeral components 4121 final boolean isSpecialProcess = 4122 callingUid == Process.SYSTEM_UID 4123 || callingUid == Process.SHELL_UID 4124 || callingUid == 0; 4125 final boolean allowMatchInstant = 4126 (includeInstantApp 4127 && Intent.ACTION_VIEW.equals(intent.getAction()) 4128 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4129 && hasWebURI(intent)) 4130 || isSpecialProcess 4131 || mContext.checkCallingOrSelfPermission( 4132 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4133 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4134 if (!allowMatchInstant) { 4135 flags &= ~PackageManager.MATCH_INSTANT; 4136 } 4137 } 4138 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4139 } 4140 4141 @Override 4142 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4143 if (!sUserManager.exists(userId)) return null; 4144 flags = updateFlagsForComponent(flags, userId, component); 4145 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4146 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4147 synchronized (mPackages) { 4148 PackageParser.Activity a = mActivities.mActivities.get(component); 4149 4150 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4151 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4152 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4153 if (ps == null) return null; 4154 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4155 userId); 4156 } 4157 if (mResolveComponentName.equals(component)) { 4158 return PackageParser.generateActivityInfo(mResolveActivity, flags, 4159 new PackageUserState(), userId); 4160 } 4161 } 4162 return null; 4163 } 4164 4165 @Override 4166 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4167 String resolvedType) { 4168 synchronized (mPackages) { 4169 if (component.equals(mResolveComponentName)) { 4170 // The resolver supports EVERYTHING! 4171 return true; 4172 } 4173 PackageParser.Activity a = mActivities.mActivities.get(component); 4174 if (a == null) { 4175 return false; 4176 } 4177 for (int i=0; i<a.intents.size(); i++) { 4178 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4179 intent.getData(), intent.getCategories(), TAG) >= 0) { 4180 return true; 4181 } 4182 } 4183 return false; 4184 } 4185 } 4186 4187 @Override 4188 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4189 if (!sUserManager.exists(userId)) return null; 4190 flags = updateFlagsForComponent(flags, userId, component); 4191 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4192 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4193 synchronized (mPackages) { 4194 PackageParser.Activity a = mReceivers.mActivities.get(component); 4195 if (DEBUG_PACKAGE_INFO) Log.v( 4196 TAG, "getReceiverInfo " + component + ": " + a); 4197 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4198 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4199 if (ps == null) return null; 4200 ActivityInfo ri = PackageParser.generateActivityInfo(a, flags, 4201 ps.readUserState(userId), userId); 4202 if (ri != null) { 4203 rebaseEnabledOverlays(ri.applicationInfo, userId); 4204 } 4205 return ri; 4206 } 4207 } 4208 return null; 4209 } 4210 4211 @Override 4212 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4213 if (!sUserManager.exists(userId)) return null; 4214 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4215 4216 flags = updateFlagsForPackage(flags, userId, null); 4217 4218 final boolean canSeeStaticLibraries = 4219 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4220 == PERMISSION_GRANTED 4221 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4222 == PERMISSION_GRANTED 4223 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4224 == PERMISSION_GRANTED 4225 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4226 == PERMISSION_GRANTED; 4227 4228 synchronized (mPackages) { 4229 List<SharedLibraryInfo> result = null; 4230 4231 final int libCount = mSharedLibraries.size(); 4232 for (int i = 0; i < libCount; i++) { 4233 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4234 if (versionedLib == null) { 4235 continue; 4236 } 4237 4238 final int versionCount = versionedLib.size(); 4239 for (int j = 0; j < versionCount; j++) { 4240 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4241 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4242 break; 4243 } 4244 final long identity = Binder.clearCallingIdentity(); 4245 try { 4246 // TODO: We will change version code to long, so in the new API it is long 4247 PackageInfo packageInfo = getPackageInfoVersioned( 4248 libInfo.getDeclaringPackage(), flags, userId); 4249 if (packageInfo == null) { 4250 continue; 4251 } 4252 } finally { 4253 Binder.restoreCallingIdentity(identity); 4254 } 4255 4256 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4257 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4258 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4259 4260 if (result == null) { 4261 result = new ArrayList<>(); 4262 } 4263 result.add(resLibInfo); 4264 } 4265 } 4266 4267 return result != null ? new ParceledListSlice<>(result) : null; 4268 } 4269 } 4270 4271 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4272 SharedLibraryInfo libInfo, int flags, int userId) { 4273 List<VersionedPackage> versionedPackages = null; 4274 final int packageCount = mSettings.mPackages.size(); 4275 for (int i = 0; i < packageCount; i++) { 4276 PackageSetting ps = mSettings.mPackages.valueAt(i); 4277 4278 if (ps == null) { 4279 continue; 4280 } 4281 4282 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4283 continue; 4284 } 4285 4286 final String libName = libInfo.getName(); 4287 if (libInfo.isStatic()) { 4288 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4289 if (libIdx < 0) { 4290 continue; 4291 } 4292 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4293 continue; 4294 } 4295 if (versionedPackages == null) { 4296 versionedPackages = new ArrayList<>(); 4297 } 4298 // If the dependent is a static shared lib, use the public package name 4299 String dependentPackageName = ps.name; 4300 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4301 dependentPackageName = ps.pkg.manifestPackageName; 4302 } 4303 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4304 } else if (ps.pkg != null) { 4305 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4306 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4307 if (versionedPackages == null) { 4308 versionedPackages = new ArrayList<>(); 4309 } 4310 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4311 } 4312 } 4313 } 4314 4315 return versionedPackages; 4316 } 4317 4318 @Override 4319 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4320 if (!sUserManager.exists(userId)) return null; 4321 flags = updateFlagsForComponent(flags, userId, component); 4322 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4323 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4324 synchronized (mPackages) { 4325 PackageParser.Service s = mServices.mServices.get(component); 4326 if (DEBUG_PACKAGE_INFO) Log.v( 4327 TAG, "getServiceInfo " + component + ": " + s); 4328 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4329 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4330 if (ps == null) return null; 4331 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4332 ps.readUserState(userId), userId); 4333 if (si != null) { 4334 rebaseEnabledOverlays(si.applicationInfo, userId); 4335 } 4336 return si; 4337 } 4338 } 4339 return null; 4340 } 4341 4342 @Override 4343 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4344 if (!sUserManager.exists(userId)) return null; 4345 flags = updateFlagsForComponent(flags, userId, component); 4346 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4347 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4348 synchronized (mPackages) { 4349 PackageParser.Provider p = mProviders.mProviders.get(component); 4350 if (DEBUG_PACKAGE_INFO) Log.v( 4351 TAG, "getProviderInfo " + component + ": " + p); 4352 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4353 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4354 if (ps == null) return null; 4355 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4356 ps.readUserState(userId), userId); 4357 if (pi != null) { 4358 rebaseEnabledOverlays(pi.applicationInfo, userId); 4359 } 4360 return pi; 4361 } 4362 } 4363 return null; 4364 } 4365 4366 @Override 4367 public String[] getSystemSharedLibraryNames() { 4368 synchronized (mPackages) { 4369 Set<String> libs = null; 4370 final int libCount = mSharedLibraries.size(); 4371 for (int i = 0; i < libCount; i++) { 4372 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4373 if (versionedLib == null) { 4374 continue; 4375 } 4376 final int versionCount = versionedLib.size(); 4377 for (int j = 0; j < versionCount; j++) { 4378 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4379 if (!libEntry.info.isStatic()) { 4380 if (libs == null) { 4381 libs = new ArraySet<>(); 4382 } 4383 libs.add(libEntry.info.getName()); 4384 break; 4385 } 4386 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4387 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4388 UserHandle.getUserId(Binder.getCallingUid()))) { 4389 if (libs == null) { 4390 libs = new ArraySet<>(); 4391 } 4392 libs.add(libEntry.info.getName()); 4393 break; 4394 } 4395 } 4396 } 4397 4398 if (libs != null) { 4399 String[] libsArray = new String[libs.size()]; 4400 libs.toArray(libsArray); 4401 return libsArray; 4402 } 4403 4404 return null; 4405 } 4406 } 4407 4408 @Override 4409 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4410 synchronized (mPackages) { 4411 return mServicesSystemSharedLibraryPackageName; 4412 } 4413 } 4414 4415 @Override 4416 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4417 synchronized (mPackages) { 4418 return mSharedSystemSharedLibraryPackageName; 4419 } 4420 } 4421 4422 private void updateSequenceNumberLP(String packageName, int[] userList) { 4423 for (int i = userList.length - 1; i >= 0; --i) { 4424 final int userId = userList[i]; 4425 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4426 if (changedPackages == null) { 4427 changedPackages = new SparseArray<>(); 4428 mChangedPackages.put(userId, changedPackages); 4429 } 4430 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4431 if (sequenceNumbers == null) { 4432 sequenceNumbers = new HashMap<>(); 4433 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4434 } 4435 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4436 if (sequenceNumber != null) { 4437 changedPackages.remove(sequenceNumber); 4438 } 4439 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4440 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4441 } 4442 mChangedPackagesSequenceNumber++; 4443 } 4444 4445 @Override 4446 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4447 synchronized (mPackages) { 4448 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4449 return null; 4450 } 4451 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4452 if (changedPackages == null) { 4453 return null; 4454 } 4455 final List<String> packageNames = 4456 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4457 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4458 final String packageName = changedPackages.get(i); 4459 if (packageName != null) { 4460 packageNames.add(packageName); 4461 } 4462 } 4463 return packageNames.isEmpty() 4464 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4465 } 4466 } 4467 4468 @Override 4469 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4470 ArrayList<FeatureInfo> res; 4471 synchronized (mAvailableFeatures) { 4472 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4473 res.addAll(mAvailableFeatures.values()); 4474 } 4475 final FeatureInfo fi = new FeatureInfo(); 4476 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4477 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4478 res.add(fi); 4479 4480 return new ParceledListSlice<>(res); 4481 } 4482 4483 @Override 4484 public boolean hasSystemFeature(String name, int version) { 4485 synchronized (mAvailableFeatures) { 4486 final FeatureInfo feat = mAvailableFeatures.get(name); 4487 if (feat == null) { 4488 return false; 4489 } else { 4490 return feat.version >= version; 4491 } 4492 } 4493 } 4494 4495 @Override 4496 public int checkPermission(String permName, String pkgName, int userId) { 4497 if (!sUserManager.exists(userId)) { 4498 return PackageManager.PERMISSION_DENIED; 4499 } 4500 4501 synchronized (mPackages) { 4502 final PackageParser.Package p = mPackages.get(pkgName); 4503 if (p != null && p.mExtras != null) { 4504 final PackageSetting ps = (PackageSetting) p.mExtras; 4505 final PermissionsState permissionsState = ps.getPermissionsState(); 4506 if (permissionsState.hasPermission(permName, userId)) { 4507 return PackageManager.PERMISSION_GRANTED; 4508 } 4509 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4510 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4511 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4512 return PackageManager.PERMISSION_GRANTED; 4513 } 4514 } 4515 } 4516 4517 return PackageManager.PERMISSION_DENIED; 4518 } 4519 4520 @Override 4521 public int checkUidPermission(String permName, int uid) { 4522 final int userId = UserHandle.getUserId(uid); 4523 4524 if (!sUserManager.exists(userId)) { 4525 return PackageManager.PERMISSION_DENIED; 4526 } 4527 4528 synchronized (mPackages) { 4529 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4530 if (obj != null) { 4531 final SettingBase ps = (SettingBase) obj; 4532 final PermissionsState permissionsState = ps.getPermissionsState(); 4533 if (permissionsState.hasPermission(permName, userId)) { 4534 return PackageManager.PERMISSION_GRANTED; 4535 } 4536 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4537 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4538 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4539 return PackageManager.PERMISSION_GRANTED; 4540 } 4541 } else { 4542 ArraySet<String> perms = mSystemPermissions.get(uid); 4543 if (perms != null) { 4544 if (perms.contains(permName)) { 4545 return PackageManager.PERMISSION_GRANTED; 4546 } 4547 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4548 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4549 return PackageManager.PERMISSION_GRANTED; 4550 } 4551 } 4552 } 4553 } 4554 4555 return PackageManager.PERMISSION_DENIED; 4556 } 4557 4558 @Override 4559 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4560 if (UserHandle.getCallingUserId() != userId) { 4561 mContext.enforceCallingPermission( 4562 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4563 "isPermissionRevokedByPolicy for user " + userId); 4564 } 4565 4566 if (checkPermission(permission, packageName, userId) 4567 == PackageManager.PERMISSION_GRANTED) { 4568 return false; 4569 } 4570 4571 final long identity = Binder.clearCallingIdentity(); 4572 try { 4573 final int flags = getPermissionFlags(permission, packageName, userId); 4574 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4575 } finally { 4576 Binder.restoreCallingIdentity(identity); 4577 } 4578 } 4579 4580 @Override 4581 public String getPermissionControllerPackageName() { 4582 synchronized (mPackages) { 4583 return mRequiredInstallerPackage; 4584 } 4585 } 4586 4587 /** 4588 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4589 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4590 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4591 * @param message the message to log on security exception 4592 */ 4593 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4594 boolean checkShell, String message) { 4595 if (userId < 0) { 4596 throw new IllegalArgumentException("Invalid userId " + userId); 4597 } 4598 if (checkShell) { 4599 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4600 } 4601 if (userId == UserHandle.getUserId(callingUid)) return; 4602 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4603 if (requireFullPermission) { 4604 mContext.enforceCallingOrSelfPermission( 4605 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4606 } else { 4607 try { 4608 mContext.enforceCallingOrSelfPermission( 4609 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4610 } catch (SecurityException se) { 4611 mContext.enforceCallingOrSelfPermission( 4612 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4613 } 4614 } 4615 } 4616 } 4617 4618 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4619 if (callingUid == Process.SHELL_UID) { 4620 if (userHandle >= 0 4621 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4622 throw new SecurityException("Shell does not have permission to access user " 4623 + userHandle); 4624 } else if (userHandle < 0) { 4625 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4626 + Debug.getCallers(3)); 4627 } 4628 } 4629 } 4630 4631 private BasePermission findPermissionTreeLP(String permName) { 4632 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4633 if (permName.startsWith(bp.name) && 4634 permName.length() > bp.name.length() && 4635 permName.charAt(bp.name.length()) == '.') { 4636 return bp; 4637 } 4638 } 4639 return null; 4640 } 4641 4642 private BasePermission checkPermissionTreeLP(String permName) { 4643 if (permName != null) { 4644 BasePermission bp = findPermissionTreeLP(permName); 4645 if (bp != null) { 4646 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4647 return bp; 4648 } 4649 throw new SecurityException("Calling uid " 4650 + Binder.getCallingUid() 4651 + " is not allowed to add to permission tree " 4652 + bp.name + " owned by uid " + bp.uid); 4653 } 4654 } 4655 throw new SecurityException("No permission tree found for " + permName); 4656 } 4657 4658 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4659 if (s1 == null) { 4660 return s2 == null; 4661 } 4662 if (s2 == null) { 4663 return false; 4664 } 4665 if (s1.getClass() != s2.getClass()) { 4666 return false; 4667 } 4668 return s1.equals(s2); 4669 } 4670 4671 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4672 if (pi1.icon != pi2.icon) return false; 4673 if (pi1.logo != pi2.logo) return false; 4674 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4675 if (!compareStrings(pi1.name, pi2.name)) return false; 4676 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4677 // We'll take care of setting this one. 4678 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4679 // These are not currently stored in settings. 4680 //if (!compareStrings(pi1.group, pi2.group)) return false; 4681 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4682 //if (pi1.labelRes != pi2.labelRes) return false; 4683 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4684 return true; 4685 } 4686 4687 int permissionInfoFootprint(PermissionInfo info) { 4688 int size = info.name.length(); 4689 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4690 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4691 return size; 4692 } 4693 4694 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4695 int size = 0; 4696 for (BasePermission perm : mSettings.mPermissions.values()) { 4697 if (perm.uid == tree.uid) { 4698 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4699 } 4700 } 4701 return size; 4702 } 4703 4704 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4705 // We calculate the max size of permissions defined by this uid and throw 4706 // if that plus the size of 'info' would exceed our stated maximum. 4707 if (tree.uid != Process.SYSTEM_UID) { 4708 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4709 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4710 throw new SecurityException("Permission tree size cap exceeded"); 4711 } 4712 } 4713 } 4714 4715 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4716 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4717 throw new SecurityException("Label must be specified in permission"); 4718 } 4719 BasePermission tree = checkPermissionTreeLP(info.name); 4720 BasePermission bp = mSettings.mPermissions.get(info.name); 4721 boolean added = bp == null; 4722 boolean changed = true; 4723 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4724 if (added) { 4725 enforcePermissionCapLocked(info, tree); 4726 bp = new BasePermission(info.name, tree.sourcePackage, 4727 BasePermission.TYPE_DYNAMIC); 4728 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4729 throw new SecurityException( 4730 "Not allowed to modify non-dynamic permission " 4731 + info.name); 4732 } else { 4733 if (bp.protectionLevel == fixedLevel 4734 && bp.perm.owner.equals(tree.perm.owner) 4735 && bp.uid == tree.uid 4736 && comparePermissionInfos(bp.perm.info, info)) { 4737 changed = false; 4738 } 4739 } 4740 bp.protectionLevel = fixedLevel; 4741 info = new PermissionInfo(info); 4742 info.protectionLevel = fixedLevel; 4743 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4744 bp.perm.info.packageName = tree.perm.info.packageName; 4745 bp.uid = tree.uid; 4746 if (added) { 4747 mSettings.mPermissions.put(info.name, bp); 4748 } 4749 if (changed) { 4750 if (!async) { 4751 mSettings.writeLPr(); 4752 } else { 4753 scheduleWriteSettingsLocked(); 4754 } 4755 } 4756 return added; 4757 } 4758 4759 @Override 4760 public boolean addPermission(PermissionInfo info) { 4761 synchronized (mPackages) { 4762 return addPermissionLocked(info, false); 4763 } 4764 } 4765 4766 @Override 4767 public boolean addPermissionAsync(PermissionInfo info) { 4768 synchronized (mPackages) { 4769 return addPermissionLocked(info, true); 4770 } 4771 } 4772 4773 @Override 4774 public void removePermission(String name) { 4775 synchronized (mPackages) { 4776 checkPermissionTreeLP(name); 4777 BasePermission bp = mSettings.mPermissions.get(name); 4778 if (bp != null) { 4779 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4780 throw new SecurityException( 4781 "Not allowed to modify non-dynamic permission " 4782 + name); 4783 } 4784 mSettings.mPermissions.remove(name); 4785 mSettings.writeLPr(); 4786 } 4787 } 4788 } 4789 4790 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4791 BasePermission bp) { 4792 int index = pkg.requestedPermissions.indexOf(bp.name); 4793 if (index == -1) { 4794 throw new SecurityException("Package " + pkg.packageName 4795 + " has not requested permission " + bp.name); 4796 } 4797 if (!bp.isRuntime() && !bp.isDevelopment()) { 4798 throw new SecurityException("Permission " + bp.name 4799 + " is not a changeable permission type"); 4800 } 4801 } 4802 4803 @Override 4804 public void grantRuntimePermission(String packageName, String name, final int userId) { 4805 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4806 } 4807 4808 private void grantRuntimePermission(String packageName, String name, final int userId, 4809 boolean overridePolicy) { 4810 if (!sUserManager.exists(userId)) { 4811 Log.e(TAG, "No such user:" + userId); 4812 return; 4813 } 4814 4815 mContext.enforceCallingOrSelfPermission( 4816 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4817 "grantRuntimePermission"); 4818 4819 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4820 true /* requireFullPermission */, true /* checkShell */, 4821 "grantRuntimePermission"); 4822 4823 final int uid; 4824 final SettingBase sb; 4825 4826 synchronized (mPackages) { 4827 final PackageParser.Package pkg = mPackages.get(packageName); 4828 if (pkg == null) { 4829 throw new IllegalArgumentException("Unknown package: " + packageName); 4830 } 4831 4832 final BasePermission bp = mSettings.mPermissions.get(name); 4833 if (bp == null) { 4834 throw new IllegalArgumentException("Unknown permission: " + name); 4835 } 4836 4837 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4838 4839 // If a permission review is required for legacy apps we represent 4840 // their permissions as always granted runtime ones since we need 4841 // to keep the review required permission flag per user while an 4842 // install permission's state is shared across all users. 4843 if (mPermissionReviewRequired 4844 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4845 && bp.isRuntime()) { 4846 return; 4847 } 4848 4849 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4850 sb = (SettingBase) pkg.mExtras; 4851 if (sb == null) { 4852 throw new IllegalArgumentException("Unknown package: " + packageName); 4853 } 4854 4855 final PermissionsState permissionsState = sb.getPermissionsState(); 4856 4857 final int flags = permissionsState.getPermissionFlags(name, userId); 4858 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4859 throw new SecurityException("Cannot grant system fixed permission " 4860 + name + " for package " + packageName); 4861 } 4862 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4863 throw new SecurityException("Cannot grant policy fixed permission " 4864 + name + " for package " + packageName); 4865 } 4866 4867 if (bp.isDevelopment()) { 4868 // Development permissions must be handled specially, since they are not 4869 // normal runtime permissions. For now they apply to all users. 4870 if (permissionsState.grantInstallPermission(bp) != 4871 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4872 scheduleWriteSettingsLocked(); 4873 } 4874 return; 4875 } 4876 4877 final PackageSetting ps = mSettings.mPackages.get(packageName); 4878 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4879 throw new SecurityException("Cannot grant non-ephemeral permission" 4880 + name + " for package " + packageName); 4881 } 4882 4883 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4884 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4885 return; 4886 } 4887 4888 final int result = permissionsState.grantRuntimePermission(bp, userId); 4889 switch (result) { 4890 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4891 return; 4892 } 4893 4894 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4895 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4896 mHandler.post(new Runnable() { 4897 @Override 4898 public void run() { 4899 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4900 } 4901 }); 4902 } 4903 break; 4904 } 4905 4906 if (bp.isRuntime()) { 4907 logPermissionGranted(mContext, name, packageName); 4908 } 4909 4910 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4911 4912 // Not critical if that is lost - app has to request again. 4913 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4914 } 4915 4916 // Only need to do this if user is initialized. Otherwise it's a new user 4917 // and there are no processes running as the user yet and there's no need 4918 // to make an expensive call to remount processes for the changed permissions. 4919 if (READ_EXTERNAL_STORAGE.equals(name) 4920 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4921 final long token = Binder.clearCallingIdentity(); 4922 try { 4923 if (sUserManager.isInitialized(userId)) { 4924 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4925 StorageManagerInternal.class); 4926 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4927 } 4928 } finally { 4929 Binder.restoreCallingIdentity(token); 4930 } 4931 } 4932 } 4933 4934 @Override 4935 public void revokeRuntimePermission(String packageName, String name, int userId) { 4936 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4937 } 4938 4939 private void revokeRuntimePermission(String packageName, String name, int userId, 4940 boolean overridePolicy) { 4941 if (!sUserManager.exists(userId)) { 4942 Log.e(TAG, "No such user:" + userId); 4943 return; 4944 } 4945 4946 mContext.enforceCallingOrSelfPermission( 4947 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4948 "revokeRuntimePermission"); 4949 4950 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4951 true /* requireFullPermission */, true /* checkShell */, 4952 "revokeRuntimePermission"); 4953 4954 final int appId; 4955 4956 synchronized (mPackages) { 4957 final PackageParser.Package pkg = mPackages.get(packageName); 4958 if (pkg == null) { 4959 throw new IllegalArgumentException("Unknown package: " + packageName); 4960 } 4961 4962 final BasePermission bp = mSettings.mPermissions.get(name); 4963 if (bp == null) { 4964 throw new IllegalArgumentException("Unknown permission: " + name); 4965 } 4966 4967 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4968 4969 // If a permission review is required for legacy apps we represent 4970 // their permissions as always granted runtime ones since we need 4971 // to keep the review required permission flag per user while an 4972 // install permission's state is shared across all users. 4973 if (mPermissionReviewRequired 4974 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4975 && bp.isRuntime()) { 4976 return; 4977 } 4978 4979 SettingBase sb = (SettingBase) pkg.mExtras; 4980 if (sb == null) { 4981 throw new IllegalArgumentException("Unknown package: " + packageName); 4982 } 4983 4984 final PermissionsState permissionsState = sb.getPermissionsState(); 4985 4986 final int flags = permissionsState.getPermissionFlags(name, userId); 4987 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4988 throw new SecurityException("Cannot revoke system fixed permission " 4989 + name + " for package " + packageName); 4990 } 4991 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4992 throw new SecurityException("Cannot revoke policy fixed permission " 4993 + name + " for package " + packageName); 4994 } 4995 4996 if (bp.isDevelopment()) { 4997 // Development permissions must be handled specially, since they are not 4998 // normal runtime permissions. For now they apply to all users. 4999 if (permissionsState.revokeInstallPermission(bp) != 5000 PermissionsState.PERMISSION_OPERATION_FAILURE) { 5001 scheduleWriteSettingsLocked(); 5002 } 5003 return; 5004 } 5005 5006 if (permissionsState.revokeRuntimePermission(bp, userId) == 5007 PermissionsState.PERMISSION_OPERATION_FAILURE) { 5008 return; 5009 } 5010 5011 if (bp.isRuntime()) { 5012 logPermissionRevoked(mContext, name, packageName); 5013 } 5014 5015 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 5016 5017 // Critical, after this call app should never have the permission. 5018 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 5019 5020 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 5021 } 5022 5023 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 5024 } 5025 5026 /** 5027 * Get the first event id for the permission. 5028 * 5029 * <p>There are four events for each permission: <ul> 5030 * <li>Request permission: first id + 0</li> 5031 * <li>Grant permission: first id + 1</li> 5032 * <li>Request for permission denied: first id + 2</li> 5033 * <li>Revoke permission: first id + 3</li> 5034 * </ul></p> 5035 * 5036 * @param name name of the permission 5037 * 5038 * @return The first event id for the permission 5039 */ 5040 private static int getBaseEventId(@NonNull String name) { 5041 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5042 5043 if (eventIdIndex == -1) { 5044 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5045 || "user".equals(Build.TYPE)) { 5046 Log.i(TAG, "Unknown permission " + name); 5047 5048 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5049 } else { 5050 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5051 // 5052 // Also update 5053 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5054 // - metrics_constants.proto 5055 throw new IllegalStateException("Unknown permission " + name); 5056 } 5057 } 5058 5059 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5060 } 5061 5062 /** 5063 * Log that a permission was revoked. 5064 * 5065 * @param context Context of the caller 5066 * @param name name of the permission 5067 * @param packageName package permission if for 5068 */ 5069 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5070 @NonNull String packageName) { 5071 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5072 } 5073 5074 /** 5075 * Log that a permission request was granted. 5076 * 5077 * @param context Context of the caller 5078 * @param name name of the permission 5079 * @param packageName package permission if for 5080 */ 5081 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5082 @NonNull String packageName) { 5083 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5084 } 5085 5086 @Override 5087 public void resetRuntimePermissions() { 5088 mContext.enforceCallingOrSelfPermission( 5089 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5090 "revokeRuntimePermission"); 5091 5092 int callingUid = Binder.getCallingUid(); 5093 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5094 mContext.enforceCallingOrSelfPermission( 5095 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5096 "resetRuntimePermissions"); 5097 } 5098 5099 synchronized (mPackages) { 5100 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5101 for (int userId : UserManagerService.getInstance().getUserIds()) { 5102 final int packageCount = mPackages.size(); 5103 for (int i = 0; i < packageCount; i++) { 5104 PackageParser.Package pkg = mPackages.valueAt(i); 5105 if (!(pkg.mExtras instanceof PackageSetting)) { 5106 continue; 5107 } 5108 PackageSetting ps = (PackageSetting) pkg.mExtras; 5109 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5110 } 5111 } 5112 } 5113 } 5114 5115 @Override 5116 public int getPermissionFlags(String name, String packageName, int userId) { 5117 if (!sUserManager.exists(userId)) { 5118 return 0; 5119 } 5120 5121 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5122 5123 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5124 true /* requireFullPermission */, false /* checkShell */, 5125 "getPermissionFlags"); 5126 5127 synchronized (mPackages) { 5128 final PackageParser.Package pkg = mPackages.get(packageName); 5129 if (pkg == null) { 5130 return 0; 5131 } 5132 5133 final BasePermission bp = mSettings.mPermissions.get(name); 5134 if (bp == null) { 5135 return 0; 5136 } 5137 5138 SettingBase sb = (SettingBase) pkg.mExtras; 5139 if (sb == null) { 5140 return 0; 5141 } 5142 5143 PermissionsState permissionsState = sb.getPermissionsState(); 5144 return permissionsState.getPermissionFlags(name, userId); 5145 } 5146 } 5147 5148 @Override 5149 public void updatePermissionFlags(String name, String packageName, int flagMask, 5150 int flagValues, int userId) { 5151 if (!sUserManager.exists(userId)) { 5152 return; 5153 } 5154 5155 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5156 5157 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5158 true /* requireFullPermission */, true /* checkShell */, 5159 "updatePermissionFlags"); 5160 5161 // Only the system can change these flags and nothing else. 5162 if (getCallingUid() != Process.SYSTEM_UID) { 5163 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5164 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5165 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5166 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5167 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5168 } 5169 5170 synchronized (mPackages) { 5171 final PackageParser.Package pkg = mPackages.get(packageName); 5172 if (pkg == null) { 5173 throw new IllegalArgumentException("Unknown package: " + packageName); 5174 } 5175 5176 final BasePermission bp = mSettings.mPermissions.get(name); 5177 if (bp == null) { 5178 throw new IllegalArgumentException("Unknown permission: " + name); 5179 } 5180 5181 SettingBase sb = (SettingBase) pkg.mExtras; 5182 if (sb == null) { 5183 throw new IllegalArgumentException("Unknown package: " + packageName); 5184 } 5185 5186 PermissionsState permissionsState = sb.getPermissionsState(); 5187 5188 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5189 5190 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5191 // Install and runtime permissions are stored in different places, 5192 // so figure out what permission changed and persist the change. 5193 if (permissionsState.getInstallPermissionState(name) != null) { 5194 scheduleWriteSettingsLocked(); 5195 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5196 || hadState) { 5197 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5198 } 5199 } 5200 } 5201 } 5202 5203 /** 5204 * Update the permission flags for all packages and runtime permissions of a user in order 5205 * to allow device or profile owner to remove POLICY_FIXED. 5206 */ 5207 @Override 5208 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5209 if (!sUserManager.exists(userId)) { 5210 return; 5211 } 5212 5213 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5214 5215 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5216 true /* requireFullPermission */, true /* checkShell */, 5217 "updatePermissionFlagsForAllApps"); 5218 5219 // Only the system can change system fixed flags. 5220 if (getCallingUid() != Process.SYSTEM_UID) { 5221 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5222 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5223 } 5224 5225 synchronized (mPackages) { 5226 boolean changed = false; 5227 final int packageCount = mPackages.size(); 5228 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5229 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5230 SettingBase sb = (SettingBase) pkg.mExtras; 5231 if (sb == null) { 5232 continue; 5233 } 5234 PermissionsState permissionsState = sb.getPermissionsState(); 5235 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5236 userId, flagMask, flagValues); 5237 } 5238 if (changed) { 5239 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5240 } 5241 } 5242 } 5243 5244 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5245 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5246 != PackageManager.PERMISSION_GRANTED 5247 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5248 != PackageManager.PERMISSION_GRANTED) { 5249 throw new SecurityException(message + " requires " 5250 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5251 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5252 } 5253 } 5254 5255 @Override 5256 public boolean shouldShowRequestPermissionRationale(String permissionName, 5257 String packageName, int userId) { 5258 if (UserHandle.getCallingUserId() != userId) { 5259 mContext.enforceCallingPermission( 5260 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5261 "canShowRequestPermissionRationale for user " + userId); 5262 } 5263 5264 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5265 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5266 return false; 5267 } 5268 5269 if (checkPermission(permissionName, packageName, userId) 5270 == PackageManager.PERMISSION_GRANTED) { 5271 return false; 5272 } 5273 5274 final int flags; 5275 5276 final long identity = Binder.clearCallingIdentity(); 5277 try { 5278 flags = getPermissionFlags(permissionName, 5279 packageName, userId); 5280 } finally { 5281 Binder.restoreCallingIdentity(identity); 5282 } 5283 5284 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5285 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5286 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5287 5288 if ((flags & fixedFlags) != 0) { 5289 return false; 5290 } 5291 5292 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5293 } 5294 5295 @Override 5296 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5297 mContext.enforceCallingOrSelfPermission( 5298 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5299 "addOnPermissionsChangeListener"); 5300 5301 synchronized (mPackages) { 5302 mOnPermissionChangeListeners.addListenerLocked(listener); 5303 } 5304 } 5305 5306 @Override 5307 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5308 synchronized (mPackages) { 5309 mOnPermissionChangeListeners.removeListenerLocked(listener); 5310 } 5311 } 5312 5313 @Override 5314 public boolean isProtectedBroadcast(String actionName) { 5315 synchronized (mPackages) { 5316 if (mProtectedBroadcasts.contains(actionName)) { 5317 return true; 5318 } else if (actionName != null) { 5319 // TODO: remove these terrible hacks 5320 if (actionName.startsWith("android.net.netmon.lingerExpired") 5321 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5322 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5323 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5324 return true; 5325 } 5326 } 5327 } 5328 return false; 5329 } 5330 5331 @Override 5332 public int checkSignatures(String pkg1, String pkg2) { 5333 synchronized (mPackages) { 5334 final PackageParser.Package p1 = mPackages.get(pkg1); 5335 final PackageParser.Package p2 = mPackages.get(pkg2); 5336 if (p1 == null || p1.mExtras == null 5337 || p2 == null || p2.mExtras == null) { 5338 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5339 } 5340 return compareSignatures(p1.mSignatures, p2.mSignatures); 5341 } 5342 } 5343 5344 @Override 5345 public int checkUidSignatures(int uid1, int uid2) { 5346 // Map to base uids. 5347 uid1 = UserHandle.getAppId(uid1); 5348 uid2 = UserHandle.getAppId(uid2); 5349 // reader 5350 synchronized (mPackages) { 5351 Signature[] s1; 5352 Signature[] s2; 5353 Object obj = mSettings.getUserIdLPr(uid1); 5354 if (obj != null) { 5355 if (obj instanceof SharedUserSetting) { 5356 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5357 } else if (obj instanceof PackageSetting) { 5358 s1 = ((PackageSetting)obj).signatures.mSignatures; 5359 } else { 5360 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5361 } 5362 } else { 5363 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5364 } 5365 obj = mSettings.getUserIdLPr(uid2); 5366 if (obj != null) { 5367 if (obj instanceof SharedUserSetting) { 5368 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5369 } else if (obj instanceof PackageSetting) { 5370 s2 = ((PackageSetting)obj).signatures.mSignatures; 5371 } else { 5372 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5373 } 5374 } else { 5375 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5376 } 5377 return compareSignatures(s1, s2); 5378 } 5379 } 5380 5381 /** 5382 * This method should typically only be used when granting or revoking 5383 * permissions, since the app may immediately restart after this call. 5384 * <p> 5385 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5386 * guard your work against the app being relaunched. 5387 */ 5388 private void killUid(int appId, int userId, String reason) { 5389 final long identity = Binder.clearCallingIdentity(); 5390 try { 5391 IActivityManager am = ActivityManager.getService(); 5392 if (am != null) { 5393 try { 5394 am.killUid(appId, userId, reason); 5395 } catch (RemoteException e) { 5396 /* ignore - same process */ 5397 } 5398 } 5399 } finally { 5400 Binder.restoreCallingIdentity(identity); 5401 } 5402 } 5403 5404 /** 5405 * Compares two sets of signatures. Returns: 5406 * <br /> 5407 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5408 * <br /> 5409 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5410 * <br /> 5411 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5412 * <br /> 5413 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5414 * <br /> 5415 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5416 */ 5417 static int compareSignatures(Signature[] s1, Signature[] s2) { 5418 if (s1 == null) { 5419 return s2 == null 5420 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5421 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5422 } 5423 5424 if (s2 == null) { 5425 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5426 } 5427 5428 if (s1.length != s2.length) { 5429 return PackageManager.SIGNATURE_NO_MATCH; 5430 } 5431 5432 // Since both signature sets are of size 1, we can compare without HashSets. 5433 if (s1.length == 1) { 5434 return s1[0].equals(s2[0]) ? 5435 PackageManager.SIGNATURE_MATCH : 5436 PackageManager.SIGNATURE_NO_MATCH; 5437 } 5438 5439 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5440 for (Signature sig : s1) { 5441 set1.add(sig); 5442 } 5443 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5444 for (Signature sig : s2) { 5445 set2.add(sig); 5446 } 5447 // Make sure s2 contains all signatures in s1. 5448 if (set1.equals(set2)) { 5449 return PackageManager.SIGNATURE_MATCH; 5450 } 5451 return PackageManager.SIGNATURE_NO_MATCH; 5452 } 5453 5454 /** 5455 * If the database version for this type of package (internal storage or 5456 * external storage) is less than the version where package signatures 5457 * were updated, return true. 5458 */ 5459 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5460 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5461 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5462 } 5463 5464 /** 5465 * Used for backward compatibility to make sure any packages with 5466 * certificate chains get upgraded to the new style. {@code existingSigs} 5467 * will be in the old format (since they were stored on disk from before the 5468 * system upgrade) and {@code scannedSigs} will be in the newer format. 5469 */ 5470 private int compareSignaturesCompat(PackageSignatures existingSigs, 5471 PackageParser.Package scannedPkg) { 5472 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5473 return PackageManager.SIGNATURE_NO_MATCH; 5474 } 5475 5476 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5477 for (Signature sig : existingSigs.mSignatures) { 5478 existingSet.add(sig); 5479 } 5480 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5481 for (Signature sig : scannedPkg.mSignatures) { 5482 try { 5483 Signature[] chainSignatures = sig.getChainSignatures(); 5484 for (Signature chainSig : chainSignatures) { 5485 scannedCompatSet.add(chainSig); 5486 } 5487 } catch (CertificateEncodingException e) { 5488 scannedCompatSet.add(sig); 5489 } 5490 } 5491 /* 5492 * Make sure the expanded scanned set contains all signatures in the 5493 * existing one. 5494 */ 5495 if (scannedCompatSet.equals(existingSet)) { 5496 // Migrate the old signatures to the new scheme. 5497 existingSigs.assignSignatures(scannedPkg.mSignatures); 5498 // The new KeySets will be re-added later in the scanning process. 5499 synchronized (mPackages) { 5500 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5501 } 5502 return PackageManager.SIGNATURE_MATCH; 5503 } 5504 return PackageManager.SIGNATURE_NO_MATCH; 5505 } 5506 5507 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5508 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5509 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5510 } 5511 5512 private int compareSignaturesRecover(PackageSignatures existingSigs, 5513 PackageParser.Package scannedPkg) { 5514 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5515 return PackageManager.SIGNATURE_NO_MATCH; 5516 } 5517 5518 String msg = null; 5519 try { 5520 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5521 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5522 + scannedPkg.packageName); 5523 return PackageManager.SIGNATURE_MATCH; 5524 } 5525 } catch (CertificateException e) { 5526 msg = e.getMessage(); 5527 } 5528 5529 logCriticalInfo(Log.INFO, 5530 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5531 return PackageManager.SIGNATURE_NO_MATCH; 5532 } 5533 5534 @Override 5535 public List<String> getAllPackages() { 5536 synchronized (mPackages) { 5537 return new ArrayList<String>(mPackages.keySet()); 5538 } 5539 } 5540 5541 @Override 5542 public String[] getPackagesForUid(int uid) { 5543 final int userId = UserHandle.getUserId(uid); 5544 uid = UserHandle.getAppId(uid); 5545 // reader 5546 synchronized (mPackages) { 5547 Object obj = mSettings.getUserIdLPr(uid); 5548 if (obj instanceof SharedUserSetting) { 5549 final SharedUserSetting sus = (SharedUserSetting) obj; 5550 final int N = sus.packages.size(); 5551 String[] res = new String[N]; 5552 final Iterator<PackageSetting> it = sus.packages.iterator(); 5553 int i = 0; 5554 while (it.hasNext()) { 5555 PackageSetting ps = it.next(); 5556 if (ps.getInstalled(userId)) { 5557 res[i++] = ps.name; 5558 } else { 5559 res = ArrayUtils.removeElement(String.class, res, res[i]); 5560 } 5561 } 5562 return res; 5563 } else if (obj instanceof PackageSetting) { 5564 final PackageSetting ps = (PackageSetting) obj; 5565 if (ps.getInstalled(userId)) { 5566 return new String[]{ps.name}; 5567 } 5568 } 5569 } 5570 return null; 5571 } 5572 5573 @Override 5574 public String getNameForUid(int uid) { 5575 // reader 5576 synchronized (mPackages) { 5577 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5578 if (obj instanceof SharedUserSetting) { 5579 final SharedUserSetting sus = (SharedUserSetting) obj; 5580 return sus.name + ":" + sus.userId; 5581 } else if (obj instanceof PackageSetting) { 5582 final PackageSetting ps = (PackageSetting) obj; 5583 return ps.name; 5584 } 5585 } 5586 return null; 5587 } 5588 5589 @Override 5590 public int getUidForSharedUser(String sharedUserName) { 5591 if(sharedUserName == null) { 5592 return -1; 5593 } 5594 // reader 5595 synchronized (mPackages) { 5596 SharedUserSetting suid; 5597 try { 5598 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5599 if (suid != null) { 5600 return suid.userId; 5601 } 5602 } catch (PackageManagerException ignore) { 5603 // can't happen, but, still need to catch it 5604 } 5605 return -1; 5606 } 5607 } 5608 5609 @Override 5610 public int getFlagsForUid(int uid) { 5611 synchronized (mPackages) { 5612 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5613 if (obj instanceof SharedUserSetting) { 5614 final SharedUserSetting sus = (SharedUserSetting) obj; 5615 return sus.pkgFlags; 5616 } else if (obj instanceof PackageSetting) { 5617 final PackageSetting ps = (PackageSetting) obj; 5618 return ps.pkgFlags; 5619 } 5620 } 5621 return 0; 5622 } 5623 5624 @Override 5625 public int getPrivateFlagsForUid(int uid) { 5626 synchronized (mPackages) { 5627 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5628 if (obj instanceof SharedUserSetting) { 5629 final SharedUserSetting sus = (SharedUserSetting) obj; 5630 return sus.pkgPrivateFlags; 5631 } else if (obj instanceof PackageSetting) { 5632 final PackageSetting ps = (PackageSetting) obj; 5633 return ps.pkgPrivateFlags; 5634 } 5635 } 5636 return 0; 5637 } 5638 5639 @Override 5640 public boolean isUidPrivileged(int uid) { 5641 uid = UserHandle.getAppId(uid); 5642 // reader 5643 synchronized (mPackages) { 5644 Object obj = mSettings.getUserIdLPr(uid); 5645 if (obj instanceof SharedUserSetting) { 5646 final SharedUserSetting sus = (SharedUserSetting) obj; 5647 final Iterator<PackageSetting> it = sus.packages.iterator(); 5648 while (it.hasNext()) { 5649 if (it.next().isPrivileged()) { 5650 return true; 5651 } 5652 } 5653 } else if (obj instanceof PackageSetting) { 5654 final PackageSetting ps = (PackageSetting) obj; 5655 return ps.isPrivileged(); 5656 } 5657 } 5658 return false; 5659 } 5660 5661 @Override 5662 public String[] getAppOpPermissionPackages(String permissionName) { 5663 synchronized (mPackages) { 5664 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5665 if (pkgs == null) { 5666 return null; 5667 } 5668 return pkgs.toArray(new String[pkgs.size()]); 5669 } 5670 } 5671 5672 @Override 5673 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5674 int flags, int userId) { 5675 return resolveIntentInternal( 5676 intent, resolvedType, flags, userId, false /*includeInstantApp*/); 5677 } 5678 5679 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5680 int flags, int userId, boolean includeInstantApp) { 5681 try { 5682 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5683 5684 if (!sUserManager.exists(userId)) return null; 5685 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 5686 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5687 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5688 5689 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5690 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5691 flags, userId, includeInstantApp); 5692 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5693 5694 final ResolveInfo bestChoice = 5695 chooseBestActivity(intent, resolvedType, flags, query, userId); 5696 return bestChoice; 5697 } finally { 5698 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5699 } 5700 } 5701 5702 @Override 5703 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5704 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5705 throw new SecurityException( 5706 "findPersistentPreferredActivity can only be run by the system"); 5707 } 5708 if (!sUserManager.exists(userId)) { 5709 return null; 5710 } 5711 intent = updateIntentForResolve(intent); 5712 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5713 final int flags = updateFlagsForResolve(0, userId, intent, false); 5714 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5715 userId); 5716 synchronized (mPackages) { 5717 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5718 userId); 5719 } 5720 } 5721 5722 @Override 5723 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5724 IntentFilter filter, int match, ComponentName activity) { 5725 final int userId = UserHandle.getCallingUserId(); 5726 if (DEBUG_PREFERRED) { 5727 Log.v(TAG, "setLastChosenActivity intent=" + intent 5728 + " resolvedType=" + resolvedType 5729 + " flags=" + flags 5730 + " filter=" + filter 5731 + " match=" + match 5732 + " activity=" + activity); 5733 filter.dump(new PrintStreamPrinter(System.out), " "); 5734 } 5735 intent.setComponent(null); 5736 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5737 userId); 5738 // Find any earlier preferred or last chosen entries and nuke them 5739 findPreferredActivity(intent, resolvedType, 5740 flags, query, 0, false, true, false, userId); 5741 // Add the new activity as the last chosen for this filter 5742 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5743 "Setting last chosen"); 5744 } 5745 5746 @Override 5747 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5748 final int userId = UserHandle.getCallingUserId(); 5749 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5750 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5751 userId); 5752 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5753 false, false, false, userId); 5754 } 5755 5756 /** 5757 * Returns whether or not instant apps have been disabled remotely. 5758 * <p><em>IMPORTANT</em> This should not be called with the package manager lock 5759 * held. Otherwise we run the risk of deadlock. 5760 */ 5761 private boolean isEphemeralDisabled() { 5762 // ephemeral apps have been disabled across the board 5763 if (DISABLE_EPHEMERAL_APPS) { 5764 return true; 5765 } 5766 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5767 if (!mSystemReady) { 5768 return true; 5769 } 5770 // we can't get a content resolver until the system is ready; these checks must happen last 5771 final ContentResolver resolver = mContext.getContentResolver(); 5772 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5773 return true; 5774 } 5775 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5776 } 5777 5778 private boolean isEphemeralAllowed( 5779 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5780 boolean skipPackageCheck) { 5781 final int callingUser = UserHandle.getCallingUserId(); 5782 if (callingUser != UserHandle.USER_SYSTEM) { 5783 return false; 5784 } 5785 if (mInstantAppResolverConnection == null) { 5786 return false; 5787 } 5788 if (mInstantAppInstallerComponent == null) { 5789 return false; 5790 } 5791 if (intent.getComponent() != null) { 5792 return false; 5793 } 5794 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5795 return false; 5796 } 5797 if (!skipPackageCheck && intent.getPackage() != null) { 5798 return false; 5799 } 5800 final boolean isWebUri = hasWebURI(intent); 5801 if (!isWebUri || intent.getData().getHost() == null) { 5802 return false; 5803 } 5804 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5805 // Or if there's already an ephemeral app installed that handles the action 5806 synchronized (mPackages) { 5807 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5808 for (int n = 0; n < count; n++) { 5809 ResolveInfo info = resolvedActivities.get(n); 5810 String packageName = info.activityInfo.packageName; 5811 PackageSetting ps = mSettings.mPackages.get(packageName); 5812 if (ps != null) { 5813 // Try to get the status from User settings first 5814 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5815 int status = (int) (packedStatus >> 32); 5816 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5817 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5818 if (DEBUG_EPHEMERAL) { 5819 Slog.v(TAG, "DENY ephemeral apps;" 5820 + " pkg: " + packageName + ", status: " + status); 5821 } 5822 return false; 5823 } 5824 if (ps.getInstantApp(userId)) { 5825 return false; 5826 } 5827 } 5828 } 5829 } 5830 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5831 return true; 5832 } 5833 5834 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5835 Intent origIntent, String resolvedType, String callingPackage, 5836 int userId) { 5837 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5838 new InstantAppRequest(responseObj, origIntent, resolvedType, 5839 callingPackage, userId)); 5840 mHandler.sendMessage(msg); 5841 } 5842 5843 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5844 int flags, List<ResolveInfo> query, int userId) { 5845 if (query != null) { 5846 final int N = query.size(); 5847 if (N == 1) { 5848 return query.get(0); 5849 } else if (N > 1) { 5850 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5851 // If there is more than one activity with the same priority, 5852 // then let the user decide between them. 5853 ResolveInfo r0 = query.get(0); 5854 ResolveInfo r1 = query.get(1); 5855 if (DEBUG_INTENT_MATCHING || debug) { 5856 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5857 + r1.activityInfo.name + "=" + r1.priority); 5858 } 5859 // If the first activity has a higher priority, or a different 5860 // default, then it is always desirable to pick it. 5861 if (r0.priority != r1.priority 5862 || r0.preferredOrder != r1.preferredOrder 5863 || r0.isDefault != r1.isDefault) { 5864 return query.get(0); 5865 } 5866 // If we have saved a preference for a preferred activity for 5867 // this Intent, use that. 5868 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5869 flags, query, r0.priority, true, false, debug, userId); 5870 if (ri != null) { 5871 return ri; 5872 } 5873 // If we have an ephemeral app, use it 5874 for (int i = 0; i < N; i++) { 5875 ri = query.get(i); 5876 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5877 return ri; 5878 } 5879 } 5880 ri = new ResolveInfo(mResolveInfo); 5881 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5882 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5883 // If all of the options come from the same package, show the application's 5884 // label and icon instead of the generic resolver's. 5885 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5886 // and then throw away the ResolveInfo itself, meaning that the caller loses 5887 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5888 // a fallback for this case; we only set the target package's resources on 5889 // the ResolveInfo, not the ActivityInfo. 5890 final String intentPackage = intent.getPackage(); 5891 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5892 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5893 ri.resolvePackageName = intentPackage; 5894 if (userNeedsBadging(userId)) { 5895 ri.noResourceId = true; 5896 } else { 5897 ri.icon = appi.icon; 5898 } 5899 ri.iconResourceId = appi.icon; 5900 ri.labelRes = appi.labelRes; 5901 } 5902 ri.activityInfo.applicationInfo = new ApplicationInfo( 5903 ri.activityInfo.applicationInfo); 5904 if (userId != 0) { 5905 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5906 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5907 } 5908 // Make sure that the resolver is displayable in car mode 5909 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5910 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5911 return ri; 5912 } 5913 } 5914 return null; 5915 } 5916 5917 /** 5918 * Return true if the given list is not empty and all of its contents have 5919 * an activityInfo with the given package name. 5920 */ 5921 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5922 if (ArrayUtils.isEmpty(list)) { 5923 return false; 5924 } 5925 for (int i = 0, N = list.size(); i < N; i++) { 5926 final ResolveInfo ri = list.get(i); 5927 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5928 if (ai == null || !packageName.equals(ai.packageName)) { 5929 return false; 5930 } 5931 } 5932 return true; 5933 } 5934 5935 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5936 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5937 final int N = query.size(); 5938 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5939 .get(userId); 5940 // Get the list of persistent preferred activities that handle the intent 5941 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5942 List<PersistentPreferredActivity> pprefs = ppir != null 5943 ? ppir.queryIntent(intent, resolvedType, 5944 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5945 userId) 5946 : null; 5947 if (pprefs != null && pprefs.size() > 0) { 5948 final int M = pprefs.size(); 5949 for (int i=0; i<M; i++) { 5950 final PersistentPreferredActivity ppa = pprefs.get(i); 5951 if (DEBUG_PREFERRED || debug) { 5952 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5953 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5954 + "\n component=" + ppa.mComponent); 5955 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5956 } 5957 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5958 flags | MATCH_DISABLED_COMPONENTS, userId); 5959 if (DEBUG_PREFERRED || debug) { 5960 Slog.v(TAG, "Found persistent preferred activity:"); 5961 if (ai != null) { 5962 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5963 } else { 5964 Slog.v(TAG, " null"); 5965 } 5966 } 5967 if (ai == null) { 5968 // This previously registered persistent preferred activity 5969 // component is no longer known. Ignore it and do NOT remove it. 5970 continue; 5971 } 5972 for (int j=0; j<N; j++) { 5973 final ResolveInfo ri = query.get(j); 5974 if (!ri.activityInfo.applicationInfo.packageName 5975 .equals(ai.applicationInfo.packageName)) { 5976 continue; 5977 } 5978 if (!ri.activityInfo.name.equals(ai.name)) { 5979 continue; 5980 } 5981 // Found a persistent preference that can handle the intent. 5982 if (DEBUG_PREFERRED || debug) { 5983 Slog.v(TAG, "Returning persistent preferred activity: " + 5984 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5985 } 5986 return ri; 5987 } 5988 } 5989 } 5990 return null; 5991 } 5992 5993 // TODO: handle preferred activities missing while user has amnesia 5994 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5995 List<ResolveInfo> query, int priority, boolean always, 5996 boolean removeMatches, boolean debug, int userId) { 5997 if (!sUserManager.exists(userId)) return null; 5998 flags = updateFlagsForResolve(flags, userId, intent, false); 5999 intent = updateIntentForResolve(intent); 6000 // writer 6001 synchronized (mPackages) { 6002 // Try to find a matching persistent preferred activity. 6003 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6004 debug, userId); 6005 6006 // If a persistent preferred activity matched, use it. 6007 if (pri != null) { 6008 return pri; 6009 } 6010 6011 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6012 // Get the list of preferred activities that handle the intent 6013 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6014 List<PreferredActivity> prefs = pir != null 6015 ? pir.queryIntent(intent, resolvedType, 6016 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6017 userId) 6018 : null; 6019 if (prefs != null && prefs.size() > 0) { 6020 boolean changed = false; 6021 try { 6022 // First figure out how good the original match set is. 6023 // We will only allow preferred activities that came 6024 // from the same match quality. 6025 int match = 0; 6026 6027 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6028 6029 final int N = query.size(); 6030 for (int j=0; j<N; j++) { 6031 final ResolveInfo ri = query.get(j); 6032 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6033 + ": 0x" + Integer.toHexString(match)); 6034 if (ri.match > match) { 6035 match = ri.match; 6036 } 6037 } 6038 6039 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6040 + Integer.toHexString(match)); 6041 6042 match &= IntentFilter.MATCH_CATEGORY_MASK; 6043 final int M = prefs.size(); 6044 for (int i=0; i<M; i++) { 6045 final PreferredActivity pa = prefs.get(i); 6046 if (DEBUG_PREFERRED || debug) { 6047 Slog.v(TAG, "Checking PreferredActivity ds=" 6048 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6049 + "\n component=" + pa.mPref.mComponent); 6050 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6051 } 6052 if (pa.mPref.mMatch != match) { 6053 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6054 + Integer.toHexString(pa.mPref.mMatch)); 6055 continue; 6056 } 6057 // If it's not an "always" type preferred activity and that's what we're 6058 // looking for, skip it. 6059 if (always && !pa.mPref.mAlways) { 6060 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6061 continue; 6062 } 6063 final ActivityInfo ai = getActivityInfo( 6064 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6065 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6066 userId); 6067 if (DEBUG_PREFERRED || debug) { 6068 Slog.v(TAG, "Found preferred activity:"); 6069 if (ai != null) { 6070 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6071 } else { 6072 Slog.v(TAG, " null"); 6073 } 6074 } 6075 if (ai == null) { 6076 // This previously registered preferred activity 6077 // component is no longer known. Most likely an update 6078 // to the app was installed and in the new version this 6079 // component no longer exists. Clean it up by removing 6080 // it from the preferred activities list, and skip it. 6081 Slog.w(TAG, "Removing dangling preferred activity: " 6082 + pa.mPref.mComponent); 6083 pir.removeFilter(pa); 6084 changed = true; 6085 continue; 6086 } 6087 for (int j=0; j<N; j++) { 6088 final ResolveInfo ri = query.get(j); 6089 if (!ri.activityInfo.applicationInfo.packageName 6090 .equals(ai.applicationInfo.packageName)) { 6091 continue; 6092 } 6093 if (!ri.activityInfo.name.equals(ai.name)) { 6094 continue; 6095 } 6096 6097 if (removeMatches) { 6098 pir.removeFilter(pa); 6099 changed = true; 6100 if (DEBUG_PREFERRED) { 6101 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6102 } 6103 break; 6104 } 6105 6106 // Okay we found a previously set preferred or last chosen app. 6107 // If the result set is different from when this 6108 // was created, we need to clear it and re-ask the 6109 // user their preference, if we're looking for an "always" type entry. 6110 if (always && !pa.mPref.sameSet(query)) { 6111 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6112 + intent + " type " + resolvedType); 6113 if (DEBUG_PREFERRED) { 6114 Slog.v(TAG, "Removing preferred activity since set changed " 6115 + pa.mPref.mComponent); 6116 } 6117 pir.removeFilter(pa); 6118 // Re-add the filter as a "last chosen" entry (!always) 6119 PreferredActivity lastChosen = new PreferredActivity( 6120 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6121 pir.addFilter(lastChosen); 6122 changed = true; 6123 return null; 6124 } 6125 6126 // Yay! Either the set matched or we're looking for the last chosen 6127 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6128 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6129 return ri; 6130 } 6131 } 6132 } finally { 6133 if (changed) { 6134 if (DEBUG_PREFERRED) { 6135 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6136 } 6137 scheduleWritePackageRestrictionsLocked(userId); 6138 } 6139 } 6140 } 6141 } 6142 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6143 return null; 6144 } 6145 6146 /* 6147 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6148 */ 6149 @Override 6150 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6151 int targetUserId) { 6152 mContext.enforceCallingOrSelfPermission( 6153 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6154 List<CrossProfileIntentFilter> matches = 6155 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6156 if (matches != null) { 6157 int size = matches.size(); 6158 for (int i = 0; i < size; i++) { 6159 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6160 } 6161 } 6162 if (hasWebURI(intent)) { 6163 // cross-profile app linking works only towards the parent. 6164 final UserInfo parent = getProfileParent(sourceUserId); 6165 synchronized(mPackages) { 6166 int flags = updateFlagsForResolve(0, parent.id, intent, false); 6167 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6168 intent, resolvedType, flags, sourceUserId, parent.id); 6169 return xpDomainInfo != null; 6170 } 6171 } 6172 return false; 6173 } 6174 6175 private UserInfo getProfileParent(int userId) { 6176 final long identity = Binder.clearCallingIdentity(); 6177 try { 6178 return sUserManager.getProfileParent(userId); 6179 } finally { 6180 Binder.restoreCallingIdentity(identity); 6181 } 6182 } 6183 6184 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6185 String resolvedType, int userId) { 6186 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6187 if (resolver != null) { 6188 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6189 } 6190 return null; 6191 } 6192 6193 @Override 6194 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6195 String resolvedType, int flags, int userId) { 6196 try { 6197 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6198 6199 return new ParceledListSlice<>( 6200 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6201 } finally { 6202 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6203 } 6204 } 6205 6206 /** 6207 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6208 * instant, returns {@code null}. 6209 */ 6210 private String getInstantAppPackageName(int callingUid) { 6211 final int appId = UserHandle.getAppId(callingUid); 6212 synchronized (mPackages) { 6213 final Object obj = mSettings.getUserIdLPr(appId); 6214 if (obj instanceof PackageSetting) { 6215 final PackageSetting ps = (PackageSetting) obj; 6216 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6217 return isInstantApp ? ps.pkg.packageName : null; 6218 } 6219 } 6220 return null; 6221 } 6222 6223 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6224 String resolvedType, int flags, int userId) { 6225 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6226 } 6227 6228 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6229 String resolvedType, int flags, int userId, boolean includeInstantApp) { 6230 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6231 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 6232 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 6233 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6234 false /* requireFullPermission */, false /* checkShell */, 6235 "query intent activities"); 6236 ComponentName comp = intent.getComponent(); 6237 if (comp == null) { 6238 if (intent.getSelector() != null) { 6239 intent = intent.getSelector(); 6240 comp = intent.getComponent(); 6241 } 6242 } 6243 6244 if (comp != null) { 6245 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6246 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6247 if (ai != null) { 6248 // When specifying an explicit component, we prevent the activity from being 6249 // used when either 1) the calling package is normal and the activity is within 6250 // an ephemeral application or 2) the calling package is ephemeral and the 6251 // activity is not visible to ephemeral applications. 6252 final boolean matchInstantApp = 6253 (flags & PackageManager.MATCH_INSTANT) != 0; 6254 final boolean matchVisibleToInstantAppOnly = 6255 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6256 final boolean isCallerInstantApp = 6257 instantAppPkgName != null; 6258 final boolean isTargetSameInstantApp = 6259 comp.getPackageName().equals(instantAppPkgName); 6260 final boolean isTargetInstantApp = 6261 (ai.applicationInfo.privateFlags 6262 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6263 final boolean isTargetHiddenFromInstantApp = 6264 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6265 final boolean blockResolution = 6266 !isTargetSameInstantApp 6267 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6268 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6269 && isTargetHiddenFromInstantApp)); 6270 if (!blockResolution) { 6271 final ResolveInfo ri = new ResolveInfo(); 6272 ri.activityInfo = ai; 6273 list.add(ri); 6274 } 6275 } 6276 return applyPostResolutionFilter(list, instantAppPkgName); 6277 } 6278 6279 // reader 6280 boolean sortResult = false; 6281 boolean addEphemeral = false; 6282 List<ResolveInfo> result; 6283 final String pkgName = intent.getPackage(); 6284 final boolean ephemeralDisabled = isEphemeralDisabled(); 6285 synchronized (mPackages) { 6286 if (pkgName == null) { 6287 List<CrossProfileIntentFilter> matchingFilters = 6288 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6289 // Check for results that need to skip the current profile. 6290 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6291 resolvedType, flags, userId); 6292 if (xpResolveInfo != null) { 6293 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6294 xpResult.add(xpResolveInfo); 6295 return applyPostResolutionFilter( 6296 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6297 } 6298 6299 // Check for results in the current profile. 6300 result = filterIfNotSystemUser(mActivities.queryIntent( 6301 intent, resolvedType, flags, userId), userId); 6302 addEphemeral = !ephemeralDisabled 6303 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6304 6305 // Check for cross profile results. 6306 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6307 xpResolveInfo = queryCrossProfileIntents( 6308 matchingFilters, intent, resolvedType, flags, userId, 6309 hasNonNegativePriorityResult); 6310 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6311 boolean isVisibleToUser = filterIfNotSystemUser( 6312 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6313 if (isVisibleToUser) { 6314 result.add(xpResolveInfo); 6315 sortResult = true; 6316 } 6317 } 6318 if (hasWebURI(intent)) { 6319 CrossProfileDomainInfo xpDomainInfo = null; 6320 final UserInfo parent = getProfileParent(userId); 6321 if (parent != null) { 6322 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6323 flags, userId, parent.id); 6324 } 6325 if (xpDomainInfo != null) { 6326 if (xpResolveInfo != null) { 6327 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6328 // in the result. 6329 result.remove(xpResolveInfo); 6330 } 6331 if (result.size() == 0 && !addEphemeral) { 6332 // No result in current profile, but found candidate in parent user. 6333 // And we are not going to add emphemeral app, so we can return the 6334 // result straight away. 6335 result.add(xpDomainInfo.resolveInfo); 6336 return applyPostResolutionFilter(result, instantAppPkgName); 6337 } 6338 } else if (result.size() <= 1 && !addEphemeral) { 6339 // No result in parent user and <= 1 result in current profile, and we 6340 // are not going to add emphemeral app, so we can return the result without 6341 // further processing. 6342 return applyPostResolutionFilter(result, instantAppPkgName); 6343 } 6344 // We have more than one candidate (combining results from current and parent 6345 // profile), so we need filtering and sorting. 6346 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6347 intent, flags, result, xpDomainInfo, userId); 6348 sortResult = true; 6349 } 6350 } else { 6351 final PackageParser.Package pkg = mPackages.get(pkgName); 6352 if (pkg != null) { 6353 return applyPostResolutionFilter(filterIfNotSystemUser( 6354 mActivities.queryIntentForPackage( 6355 intent, resolvedType, flags, pkg.activities, userId), 6356 userId), instantAppPkgName); 6357 } else { 6358 // the caller wants to resolve for a particular package; however, there 6359 // were no installed results, so, try to find an ephemeral result 6360 addEphemeral = !ephemeralDisabled 6361 && isEphemeralAllowed( 6362 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6363 result = new ArrayList<ResolveInfo>(); 6364 } 6365 } 6366 } 6367 if (addEphemeral) { 6368 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6369 final InstantAppRequest requestObject = new InstantAppRequest( 6370 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6371 null /*callingPackage*/, userId); 6372 final AuxiliaryResolveInfo auxiliaryResponse = 6373 InstantAppResolver.doInstantAppResolutionPhaseOne( 6374 mContext, mInstantAppResolverConnection, requestObject); 6375 if (auxiliaryResponse != null) { 6376 if (DEBUG_EPHEMERAL) { 6377 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6378 } 6379 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6380 ephemeralInstaller.activityInfo = new ActivityInfo(mInstantAppInstallerActivity); 6381 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6382 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6383 // make sure this resolver is the default 6384 ephemeralInstaller.isDefault = true; 6385 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6386 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6387 // add a non-generic filter 6388 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6389 ephemeralInstaller.filter.addDataPath( 6390 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6391 ephemeralInstaller.instantAppAvailable = true; 6392 result.add(ephemeralInstaller); 6393 } 6394 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6395 } 6396 if (sortResult) { 6397 Collections.sort(result, mResolvePrioritySorter); 6398 } 6399 return applyPostResolutionFilter(result, instantAppPkgName); 6400 } 6401 6402 private static class CrossProfileDomainInfo { 6403 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6404 ResolveInfo resolveInfo; 6405 /* Best domain verification status of the activities found in the other profile */ 6406 int bestDomainVerificationStatus; 6407 } 6408 6409 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6410 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6411 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6412 sourceUserId)) { 6413 return null; 6414 } 6415 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6416 resolvedType, flags, parentUserId); 6417 6418 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6419 return null; 6420 } 6421 CrossProfileDomainInfo result = null; 6422 int size = resultTargetUser.size(); 6423 for (int i = 0; i < size; i++) { 6424 ResolveInfo riTargetUser = resultTargetUser.get(i); 6425 // Intent filter verification is only for filters that specify a host. So don't return 6426 // those that handle all web uris. 6427 if (riTargetUser.handleAllWebDataURI) { 6428 continue; 6429 } 6430 String packageName = riTargetUser.activityInfo.packageName; 6431 PackageSetting ps = mSettings.mPackages.get(packageName); 6432 if (ps == null) { 6433 continue; 6434 } 6435 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6436 int status = (int)(verificationState >> 32); 6437 if (result == null) { 6438 result = new CrossProfileDomainInfo(); 6439 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6440 sourceUserId, parentUserId); 6441 result.bestDomainVerificationStatus = status; 6442 } else { 6443 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6444 result.bestDomainVerificationStatus); 6445 } 6446 } 6447 // Don't consider matches with status NEVER across profiles. 6448 if (result != null && result.bestDomainVerificationStatus 6449 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6450 return null; 6451 } 6452 return result; 6453 } 6454 6455 /** 6456 * Verification statuses are ordered from the worse to the best, except for 6457 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6458 */ 6459 private int bestDomainVerificationStatus(int status1, int status2) { 6460 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6461 return status2; 6462 } 6463 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6464 return status1; 6465 } 6466 return (int) MathUtils.max(status1, status2); 6467 } 6468 6469 private boolean isUserEnabled(int userId) { 6470 long callingId = Binder.clearCallingIdentity(); 6471 try { 6472 UserInfo userInfo = sUserManager.getUserInfo(userId); 6473 return userInfo != null && userInfo.isEnabled(); 6474 } finally { 6475 Binder.restoreCallingIdentity(callingId); 6476 } 6477 } 6478 6479 /** 6480 * Filter out activities with systemUserOnly flag set, when current user is not System. 6481 * 6482 * @return filtered list 6483 */ 6484 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6485 if (userId == UserHandle.USER_SYSTEM) { 6486 return resolveInfos; 6487 } 6488 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6489 ResolveInfo info = resolveInfos.get(i); 6490 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6491 resolveInfos.remove(i); 6492 } 6493 } 6494 return resolveInfos; 6495 } 6496 6497 /** 6498 * Filters out ephemeral activities. 6499 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6500 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6501 * 6502 * @param resolveInfos The pre-filtered list of resolved activities 6503 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6504 * is performed. 6505 * @return A filtered list of resolved activities. 6506 */ 6507 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6508 String ephemeralPkgName) { 6509 // TODO: When adding on-demand split support for non-instant apps, remove this check 6510 // and always apply post filtering 6511 if (ephemeralPkgName == null) { 6512 return resolveInfos; 6513 } 6514 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6515 final ResolveInfo info = resolveInfos.get(i); 6516 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6517 // allow activities that are defined in the provided package 6518 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6519 if (info.activityInfo.splitName != null 6520 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6521 info.activityInfo.splitName)) { 6522 // requested activity is defined in a split that hasn't been installed yet. 6523 // add the installer to the resolve list 6524 if (DEBUG_EPHEMERAL) { 6525 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6526 } 6527 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6528 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6529 info.activityInfo.packageName, info.activityInfo.splitName, 6530 info.activityInfo.applicationInfo.versionCode); 6531 // make sure this resolver is the default 6532 installerInfo.isDefault = true; 6533 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6534 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6535 // add a non-generic filter 6536 installerInfo.filter = new IntentFilter(); 6537 // load resources from the correct package 6538 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6539 resolveInfos.set(i, installerInfo); 6540 } 6541 continue; 6542 } 6543 // allow activities that have been explicitly exposed to ephemeral apps 6544 if (!isEphemeralApp 6545 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6546 continue; 6547 } 6548 resolveInfos.remove(i); 6549 } 6550 return resolveInfos; 6551 } 6552 6553 /** 6554 * @param resolveInfos list of resolve infos in descending priority order 6555 * @return if the list contains a resolve info with non-negative priority 6556 */ 6557 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6558 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6559 } 6560 6561 private static boolean hasWebURI(Intent intent) { 6562 if (intent.getData() == null) { 6563 return false; 6564 } 6565 final String scheme = intent.getScheme(); 6566 if (TextUtils.isEmpty(scheme)) { 6567 return false; 6568 } 6569 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6570 } 6571 6572 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6573 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6574 int userId) { 6575 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6576 6577 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6578 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6579 candidates.size()); 6580 } 6581 6582 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6583 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6584 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6585 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6586 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6587 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6588 6589 synchronized (mPackages) { 6590 final int count = candidates.size(); 6591 // First, try to use linked apps. Partition the candidates into four lists: 6592 // one for the final results, one for the "do not use ever", one for "undefined status" 6593 // and finally one for "browser app type". 6594 for (int n=0; n<count; n++) { 6595 ResolveInfo info = candidates.get(n); 6596 String packageName = info.activityInfo.packageName; 6597 PackageSetting ps = mSettings.mPackages.get(packageName); 6598 if (ps != null) { 6599 // Add to the special match all list (Browser use case) 6600 if (info.handleAllWebDataURI) { 6601 matchAllList.add(info); 6602 continue; 6603 } 6604 // Try to get the status from User settings first 6605 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6606 int status = (int)(packedStatus >> 32); 6607 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6608 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6609 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6610 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6611 + " : linkgen=" + linkGeneration); 6612 } 6613 // Use link-enabled generation as preferredOrder, i.e. 6614 // prefer newly-enabled over earlier-enabled. 6615 info.preferredOrder = linkGeneration; 6616 alwaysList.add(info); 6617 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6618 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6619 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6620 } 6621 neverList.add(info); 6622 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6623 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6624 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6625 } 6626 alwaysAskList.add(info); 6627 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6628 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6629 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6630 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6631 } 6632 undefinedList.add(info); 6633 } 6634 } 6635 } 6636 6637 // We'll want to include browser possibilities in a few cases 6638 boolean includeBrowser = false; 6639 6640 // First try to add the "always" resolution(s) for the current user, if any 6641 if (alwaysList.size() > 0) { 6642 result.addAll(alwaysList); 6643 } else { 6644 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6645 result.addAll(undefinedList); 6646 // Maybe add one for the other profile. 6647 if (xpDomainInfo != null && ( 6648 xpDomainInfo.bestDomainVerificationStatus 6649 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6650 result.add(xpDomainInfo.resolveInfo); 6651 } 6652 includeBrowser = true; 6653 } 6654 6655 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6656 // If there were 'always' entries their preferred order has been set, so we also 6657 // back that off to make the alternatives equivalent 6658 if (alwaysAskList.size() > 0) { 6659 for (ResolveInfo i : result) { 6660 i.preferredOrder = 0; 6661 } 6662 result.addAll(alwaysAskList); 6663 includeBrowser = true; 6664 } 6665 6666 if (includeBrowser) { 6667 // Also add browsers (all of them or only the default one) 6668 if (DEBUG_DOMAIN_VERIFICATION) { 6669 Slog.v(TAG, " ...including browsers in candidate set"); 6670 } 6671 if ((matchFlags & MATCH_ALL) != 0) { 6672 result.addAll(matchAllList); 6673 } else { 6674 // Browser/generic handling case. If there's a default browser, go straight 6675 // to that (but only if there is no other higher-priority match). 6676 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6677 int maxMatchPrio = 0; 6678 ResolveInfo defaultBrowserMatch = null; 6679 final int numCandidates = matchAllList.size(); 6680 for (int n = 0; n < numCandidates; n++) { 6681 ResolveInfo info = matchAllList.get(n); 6682 // track the highest overall match priority... 6683 if (info.priority > maxMatchPrio) { 6684 maxMatchPrio = info.priority; 6685 } 6686 // ...and the highest-priority default browser match 6687 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6688 if (defaultBrowserMatch == null 6689 || (defaultBrowserMatch.priority < info.priority)) { 6690 if (debug) { 6691 Slog.v(TAG, "Considering default browser match " + info); 6692 } 6693 defaultBrowserMatch = info; 6694 } 6695 } 6696 } 6697 if (defaultBrowserMatch != null 6698 && defaultBrowserMatch.priority >= maxMatchPrio 6699 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6700 { 6701 if (debug) { 6702 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6703 } 6704 result.add(defaultBrowserMatch); 6705 } else { 6706 result.addAll(matchAllList); 6707 } 6708 } 6709 6710 // If there is nothing selected, add all candidates and remove the ones that the user 6711 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6712 if (result.size() == 0) { 6713 result.addAll(candidates); 6714 result.removeAll(neverList); 6715 } 6716 } 6717 } 6718 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6719 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6720 result.size()); 6721 for (ResolveInfo info : result) { 6722 Slog.v(TAG, " + " + info.activityInfo); 6723 } 6724 } 6725 return result; 6726 } 6727 6728 // Returns a packed value as a long: 6729 // 6730 // high 'int'-sized word: link status: undefined/ask/never/always. 6731 // low 'int'-sized word: relative priority among 'always' results. 6732 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6733 long result = ps.getDomainVerificationStatusForUser(userId); 6734 // if none available, get the master status 6735 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6736 if (ps.getIntentFilterVerificationInfo() != null) { 6737 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6738 } 6739 } 6740 return result; 6741 } 6742 6743 private ResolveInfo querySkipCurrentProfileIntents( 6744 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6745 int flags, int sourceUserId) { 6746 if (matchingFilters != null) { 6747 int size = matchingFilters.size(); 6748 for (int i = 0; i < size; i ++) { 6749 CrossProfileIntentFilter filter = matchingFilters.get(i); 6750 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6751 // Checking if there are activities in the target user that can handle the 6752 // intent. 6753 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6754 resolvedType, flags, sourceUserId); 6755 if (resolveInfo != null) { 6756 return resolveInfo; 6757 } 6758 } 6759 } 6760 } 6761 return null; 6762 } 6763 6764 // Return matching ResolveInfo in target user if any. 6765 private ResolveInfo queryCrossProfileIntents( 6766 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6767 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6768 if (matchingFilters != null) { 6769 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6770 // match the same intent. For performance reasons, it is better not to 6771 // run queryIntent twice for the same userId 6772 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6773 int size = matchingFilters.size(); 6774 for (int i = 0; i < size; i++) { 6775 CrossProfileIntentFilter filter = matchingFilters.get(i); 6776 int targetUserId = filter.getTargetUserId(); 6777 boolean skipCurrentProfile = 6778 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6779 boolean skipCurrentProfileIfNoMatchFound = 6780 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6781 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6782 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6783 // Checking if there are activities in the target user that can handle the 6784 // intent. 6785 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6786 resolvedType, flags, sourceUserId); 6787 if (resolveInfo != null) return resolveInfo; 6788 alreadyTriedUserIds.put(targetUserId, true); 6789 } 6790 } 6791 } 6792 return null; 6793 } 6794 6795 /** 6796 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6797 * will forward the intent to the filter's target user. 6798 * Otherwise, returns null. 6799 */ 6800 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6801 String resolvedType, int flags, int sourceUserId) { 6802 int targetUserId = filter.getTargetUserId(); 6803 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6804 resolvedType, flags, targetUserId); 6805 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6806 // If all the matches in the target profile are suspended, return null. 6807 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6808 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6809 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6810 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6811 targetUserId); 6812 } 6813 } 6814 } 6815 return null; 6816 } 6817 6818 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6819 int sourceUserId, int targetUserId) { 6820 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6821 long ident = Binder.clearCallingIdentity(); 6822 boolean targetIsProfile; 6823 try { 6824 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6825 } finally { 6826 Binder.restoreCallingIdentity(ident); 6827 } 6828 String className; 6829 if (targetIsProfile) { 6830 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6831 } else { 6832 className = FORWARD_INTENT_TO_PARENT; 6833 } 6834 ComponentName forwardingActivityComponentName = new ComponentName( 6835 mAndroidApplication.packageName, className); 6836 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6837 sourceUserId); 6838 if (!targetIsProfile) { 6839 forwardingActivityInfo.showUserIcon = targetUserId; 6840 forwardingResolveInfo.noResourceId = true; 6841 } 6842 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6843 forwardingResolveInfo.priority = 0; 6844 forwardingResolveInfo.preferredOrder = 0; 6845 forwardingResolveInfo.match = 0; 6846 forwardingResolveInfo.isDefault = true; 6847 forwardingResolveInfo.filter = filter; 6848 forwardingResolveInfo.targetUserId = targetUserId; 6849 return forwardingResolveInfo; 6850 } 6851 6852 @Override 6853 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6854 Intent[] specifics, String[] specificTypes, Intent intent, 6855 String resolvedType, int flags, int userId) { 6856 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6857 specificTypes, intent, resolvedType, flags, userId)); 6858 } 6859 6860 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6861 Intent[] specifics, String[] specificTypes, Intent intent, 6862 String resolvedType, int flags, int userId) { 6863 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6864 flags = updateFlagsForResolve(flags, userId, intent, false); 6865 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6866 false /* requireFullPermission */, false /* checkShell */, 6867 "query intent activity options"); 6868 final String resultsAction = intent.getAction(); 6869 6870 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6871 | PackageManager.GET_RESOLVED_FILTER, userId); 6872 6873 if (DEBUG_INTENT_MATCHING) { 6874 Log.v(TAG, "Query " + intent + ": " + results); 6875 } 6876 6877 int specificsPos = 0; 6878 int N; 6879 6880 // todo: note that the algorithm used here is O(N^2). This 6881 // isn't a problem in our current environment, but if we start running 6882 // into situations where we have more than 5 or 10 matches then this 6883 // should probably be changed to something smarter... 6884 6885 // First we go through and resolve each of the specific items 6886 // that were supplied, taking care of removing any corresponding 6887 // duplicate items in the generic resolve list. 6888 if (specifics != null) { 6889 for (int i=0; i<specifics.length; i++) { 6890 final Intent sintent = specifics[i]; 6891 if (sintent == null) { 6892 continue; 6893 } 6894 6895 if (DEBUG_INTENT_MATCHING) { 6896 Log.v(TAG, "Specific #" + i + ": " + sintent); 6897 } 6898 6899 String action = sintent.getAction(); 6900 if (resultsAction != null && resultsAction.equals(action)) { 6901 // If this action was explicitly requested, then don't 6902 // remove things that have it. 6903 action = null; 6904 } 6905 6906 ResolveInfo ri = null; 6907 ActivityInfo ai = null; 6908 6909 ComponentName comp = sintent.getComponent(); 6910 if (comp == null) { 6911 ri = resolveIntent( 6912 sintent, 6913 specificTypes != null ? specificTypes[i] : null, 6914 flags, userId); 6915 if (ri == null) { 6916 continue; 6917 } 6918 if (ri == mResolveInfo) { 6919 // ACK! Must do something better with this. 6920 } 6921 ai = ri.activityInfo; 6922 comp = new ComponentName(ai.applicationInfo.packageName, 6923 ai.name); 6924 } else { 6925 ai = getActivityInfo(comp, flags, userId); 6926 if (ai == null) { 6927 continue; 6928 } 6929 } 6930 6931 // Look for any generic query activities that are duplicates 6932 // of this specific one, and remove them from the results. 6933 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6934 N = results.size(); 6935 int j; 6936 for (j=specificsPos; j<N; j++) { 6937 ResolveInfo sri = results.get(j); 6938 if ((sri.activityInfo.name.equals(comp.getClassName()) 6939 && sri.activityInfo.applicationInfo.packageName.equals( 6940 comp.getPackageName())) 6941 || (action != null && sri.filter.matchAction(action))) { 6942 results.remove(j); 6943 if (DEBUG_INTENT_MATCHING) Log.v( 6944 TAG, "Removing duplicate item from " + j 6945 + " due to specific " + specificsPos); 6946 if (ri == null) { 6947 ri = sri; 6948 } 6949 j--; 6950 N--; 6951 } 6952 } 6953 6954 // Add this specific item to its proper place. 6955 if (ri == null) { 6956 ri = new ResolveInfo(); 6957 ri.activityInfo = ai; 6958 } 6959 results.add(specificsPos, ri); 6960 ri.specificIndex = i; 6961 specificsPos++; 6962 } 6963 } 6964 6965 // Now we go through the remaining generic results and remove any 6966 // duplicate actions that are found here. 6967 N = results.size(); 6968 for (int i=specificsPos; i<N-1; i++) { 6969 final ResolveInfo rii = results.get(i); 6970 if (rii.filter == null) { 6971 continue; 6972 } 6973 6974 // Iterate over all of the actions of this result's intent 6975 // filter... typically this should be just one. 6976 final Iterator<String> it = rii.filter.actionsIterator(); 6977 if (it == null) { 6978 continue; 6979 } 6980 while (it.hasNext()) { 6981 final String action = it.next(); 6982 if (resultsAction != null && resultsAction.equals(action)) { 6983 // If this action was explicitly requested, then don't 6984 // remove things that have it. 6985 continue; 6986 } 6987 for (int j=i+1; j<N; j++) { 6988 final ResolveInfo rij = results.get(j); 6989 if (rij.filter != null && rij.filter.hasAction(action)) { 6990 results.remove(j); 6991 if (DEBUG_INTENT_MATCHING) Log.v( 6992 TAG, "Removing duplicate item from " + j 6993 + " due to action " + action + " at " + i); 6994 j--; 6995 N--; 6996 } 6997 } 6998 } 6999 7000 // If the caller didn't request filter information, drop it now 7001 // so we don't have to marshall/unmarshall it. 7002 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7003 rii.filter = null; 7004 } 7005 } 7006 7007 // Filter out the caller activity if so requested. 7008 if (caller != null) { 7009 N = results.size(); 7010 for (int i=0; i<N; i++) { 7011 ActivityInfo ainfo = results.get(i).activityInfo; 7012 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7013 && caller.getClassName().equals(ainfo.name)) { 7014 results.remove(i); 7015 break; 7016 } 7017 } 7018 } 7019 7020 // If the caller didn't request filter information, 7021 // drop them now so we don't have to 7022 // marshall/unmarshall it. 7023 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7024 N = results.size(); 7025 for (int i=0; i<N; i++) { 7026 results.get(i).filter = null; 7027 } 7028 } 7029 7030 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7031 return results; 7032 } 7033 7034 @Override 7035 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7036 String resolvedType, int flags, int userId) { 7037 return new ParceledListSlice<>( 7038 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 7039 } 7040 7041 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7042 String resolvedType, int flags, int userId) { 7043 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7044 flags = updateFlagsForResolve(flags, userId, intent, false); 7045 ComponentName comp = intent.getComponent(); 7046 if (comp == null) { 7047 if (intent.getSelector() != null) { 7048 intent = intent.getSelector(); 7049 comp = intent.getComponent(); 7050 } 7051 } 7052 if (comp != null) { 7053 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7054 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7055 if (ai != null) { 7056 ResolveInfo ri = new ResolveInfo(); 7057 ri.activityInfo = ai; 7058 list.add(ri); 7059 } 7060 return list; 7061 } 7062 7063 // reader 7064 synchronized (mPackages) { 7065 String pkgName = intent.getPackage(); 7066 if (pkgName == null) { 7067 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 7068 } 7069 final PackageParser.Package pkg = mPackages.get(pkgName); 7070 if (pkg != null) { 7071 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 7072 userId); 7073 } 7074 return Collections.emptyList(); 7075 } 7076 } 7077 7078 @Override 7079 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7080 if (!sUserManager.exists(userId)) return null; 7081 flags = updateFlagsForResolve(flags, userId, intent, false); 7082 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 7083 if (query != null) { 7084 if (query.size() >= 1) { 7085 // If there is more than one service with the same priority, 7086 // just arbitrarily pick the first one. 7087 return query.get(0); 7088 } 7089 } 7090 return null; 7091 } 7092 7093 @Override 7094 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7095 String resolvedType, int flags, int userId) { 7096 return new ParceledListSlice<>( 7097 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 7098 } 7099 7100 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7101 String resolvedType, int flags, int userId) { 7102 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7103 flags = updateFlagsForResolve(flags, userId, intent, false); 7104 ComponentName comp = intent.getComponent(); 7105 if (comp == null) { 7106 if (intent.getSelector() != null) { 7107 intent = intent.getSelector(); 7108 comp = intent.getComponent(); 7109 } 7110 } 7111 if (comp != null) { 7112 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7113 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7114 if (si != null) { 7115 final ResolveInfo ri = new ResolveInfo(); 7116 ri.serviceInfo = si; 7117 list.add(ri); 7118 } 7119 return list; 7120 } 7121 7122 // reader 7123 synchronized (mPackages) { 7124 String pkgName = intent.getPackage(); 7125 if (pkgName == null) { 7126 return mServices.queryIntent(intent, resolvedType, flags, userId); 7127 } 7128 final PackageParser.Package pkg = mPackages.get(pkgName); 7129 if (pkg != null) { 7130 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7131 userId); 7132 } 7133 return Collections.emptyList(); 7134 } 7135 } 7136 7137 @Override 7138 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7139 String resolvedType, int flags, int userId) { 7140 return new ParceledListSlice<>( 7141 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7142 } 7143 7144 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7145 Intent intent, String resolvedType, int flags, int userId) { 7146 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7147 flags = updateFlagsForResolve(flags, userId, intent, false); 7148 ComponentName comp = intent.getComponent(); 7149 if (comp == null) { 7150 if (intent.getSelector() != null) { 7151 intent = intent.getSelector(); 7152 comp = intent.getComponent(); 7153 } 7154 } 7155 if (comp != null) { 7156 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7157 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7158 if (pi != null) { 7159 final ResolveInfo ri = new ResolveInfo(); 7160 ri.providerInfo = pi; 7161 list.add(ri); 7162 } 7163 return list; 7164 } 7165 7166 // reader 7167 synchronized (mPackages) { 7168 String pkgName = intent.getPackage(); 7169 if (pkgName == null) { 7170 return mProviders.queryIntent(intent, resolvedType, flags, userId); 7171 } 7172 final PackageParser.Package pkg = mPackages.get(pkgName); 7173 if (pkg != null) { 7174 return mProviders.queryIntentForPackage( 7175 intent, resolvedType, flags, pkg.providers, userId); 7176 } 7177 return Collections.emptyList(); 7178 } 7179 } 7180 7181 @Override 7182 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7183 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7184 flags = updateFlagsForPackage(flags, userId, null); 7185 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7186 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7187 true /* requireFullPermission */, false /* checkShell */, 7188 "get installed packages"); 7189 7190 // writer 7191 synchronized (mPackages) { 7192 ArrayList<PackageInfo> list; 7193 if (listUninstalled) { 7194 list = new ArrayList<>(mSettings.mPackages.size()); 7195 for (PackageSetting ps : mSettings.mPackages.values()) { 7196 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7197 continue; 7198 } 7199 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7200 if (pi != null) { 7201 list.add(pi); 7202 } 7203 } 7204 } else { 7205 list = new ArrayList<>(mPackages.size()); 7206 for (PackageParser.Package p : mPackages.values()) { 7207 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7208 Binder.getCallingUid(), userId)) { 7209 continue; 7210 } 7211 final PackageInfo pi = generatePackageInfo((PackageSetting) 7212 p.mExtras, flags, userId); 7213 if (pi != null) { 7214 list.add(pi); 7215 } 7216 } 7217 } 7218 7219 return new ParceledListSlice<>(list); 7220 } 7221 } 7222 7223 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7224 String[] permissions, boolean[] tmp, int flags, int userId) { 7225 int numMatch = 0; 7226 final PermissionsState permissionsState = ps.getPermissionsState(); 7227 for (int i=0; i<permissions.length; i++) { 7228 final String permission = permissions[i]; 7229 if (permissionsState.hasPermission(permission, userId)) { 7230 tmp[i] = true; 7231 numMatch++; 7232 } else { 7233 tmp[i] = false; 7234 } 7235 } 7236 if (numMatch == 0) { 7237 return; 7238 } 7239 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7240 7241 // The above might return null in cases of uninstalled apps or install-state 7242 // skew across users/profiles. 7243 if (pi != null) { 7244 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7245 if (numMatch == permissions.length) { 7246 pi.requestedPermissions = permissions; 7247 } else { 7248 pi.requestedPermissions = new String[numMatch]; 7249 numMatch = 0; 7250 for (int i=0; i<permissions.length; i++) { 7251 if (tmp[i]) { 7252 pi.requestedPermissions[numMatch] = permissions[i]; 7253 numMatch++; 7254 } 7255 } 7256 } 7257 } 7258 list.add(pi); 7259 } 7260 } 7261 7262 @Override 7263 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7264 String[] permissions, int flags, int userId) { 7265 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7266 flags = updateFlagsForPackage(flags, userId, permissions); 7267 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7268 true /* requireFullPermission */, false /* checkShell */, 7269 "get packages holding permissions"); 7270 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7271 7272 // writer 7273 synchronized (mPackages) { 7274 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7275 boolean[] tmpBools = new boolean[permissions.length]; 7276 if (listUninstalled) { 7277 for (PackageSetting ps : mSettings.mPackages.values()) { 7278 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7279 userId); 7280 } 7281 } else { 7282 for (PackageParser.Package pkg : mPackages.values()) { 7283 PackageSetting ps = (PackageSetting)pkg.mExtras; 7284 if (ps != null) { 7285 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7286 userId); 7287 } 7288 } 7289 } 7290 7291 return new ParceledListSlice<PackageInfo>(list); 7292 } 7293 } 7294 7295 @Override 7296 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7297 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7298 flags = updateFlagsForApplication(flags, userId, null); 7299 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7300 7301 // writer 7302 synchronized (mPackages) { 7303 ArrayList<ApplicationInfo> list; 7304 if (listUninstalled) { 7305 list = new ArrayList<>(mSettings.mPackages.size()); 7306 for (PackageSetting ps : mSettings.mPackages.values()) { 7307 ApplicationInfo ai; 7308 int effectiveFlags = flags; 7309 if (ps.isSystem()) { 7310 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7311 } 7312 if (ps.pkg != null) { 7313 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7314 continue; 7315 } 7316 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7317 ps.readUserState(userId), userId); 7318 if (ai != null) { 7319 rebaseEnabledOverlays(ai, userId); 7320 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7321 } 7322 } else { 7323 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7324 // and already converts to externally visible package name 7325 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7326 Binder.getCallingUid(), effectiveFlags, userId); 7327 } 7328 if (ai != null) { 7329 list.add(ai); 7330 } 7331 } 7332 } else { 7333 list = new ArrayList<>(mPackages.size()); 7334 for (PackageParser.Package p : mPackages.values()) { 7335 if (p.mExtras != null) { 7336 PackageSetting ps = (PackageSetting) p.mExtras; 7337 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7338 continue; 7339 } 7340 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7341 ps.readUserState(userId), userId); 7342 if (ai != null) { 7343 rebaseEnabledOverlays(ai, userId); 7344 ai.packageName = resolveExternalPackageNameLPr(p); 7345 list.add(ai); 7346 } 7347 } 7348 } 7349 } 7350 7351 return new ParceledListSlice<>(list); 7352 } 7353 } 7354 7355 @Override 7356 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7357 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7358 return null; 7359 } 7360 7361 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7362 "getEphemeralApplications"); 7363 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7364 true /* requireFullPermission */, false /* checkShell */, 7365 "getEphemeralApplications"); 7366 synchronized (mPackages) { 7367 List<InstantAppInfo> instantApps = mInstantAppRegistry 7368 .getInstantAppsLPr(userId); 7369 if (instantApps != null) { 7370 return new ParceledListSlice<>(instantApps); 7371 } 7372 } 7373 return null; 7374 } 7375 7376 @Override 7377 public boolean isInstantApp(String packageName, int userId) { 7378 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7379 true /* requireFullPermission */, false /* checkShell */, 7380 "isInstantApp"); 7381 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7382 return false; 7383 } 7384 7385 synchronized (mPackages) { 7386 final PackageSetting ps = mSettings.mPackages.get(packageName); 7387 final boolean returnAllowed = 7388 ps != null 7389 && (isCallerSameApp(packageName) 7390 || mContext.checkCallingOrSelfPermission( 7391 android.Manifest.permission.ACCESS_INSTANT_APPS) 7392 == PERMISSION_GRANTED 7393 || mInstantAppRegistry.isInstantAccessGranted( 7394 userId, UserHandle.getAppId(Binder.getCallingUid()), ps.appId)); 7395 if (returnAllowed) { 7396 return ps.getInstantApp(userId); 7397 } 7398 } 7399 return false; 7400 } 7401 7402 @Override 7403 public byte[] getInstantAppCookie(String packageName, int userId) { 7404 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7405 return null; 7406 } 7407 7408 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7409 true /* requireFullPermission */, false /* checkShell */, 7410 "getInstantAppCookie"); 7411 if (!isCallerSameApp(packageName)) { 7412 return null; 7413 } 7414 synchronized (mPackages) { 7415 return mInstantAppRegistry.getInstantAppCookieLPw( 7416 packageName, userId); 7417 } 7418 } 7419 7420 @Override 7421 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7422 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7423 return true; 7424 } 7425 7426 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7427 true /* requireFullPermission */, true /* checkShell */, 7428 "setInstantAppCookie"); 7429 if (!isCallerSameApp(packageName)) { 7430 return false; 7431 } 7432 synchronized (mPackages) { 7433 return mInstantAppRegistry.setInstantAppCookieLPw( 7434 packageName, cookie, userId); 7435 } 7436 } 7437 7438 @Override 7439 public Bitmap getInstantAppIcon(String packageName, int userId) { 7440 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7441 return null; 7442 } 7443 7444 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7445 "getInstantAppIcon"); 7446 7447 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7448 true /* requireFullPermission */, false /* checkShell */, 7449 "getInstantAppIcon"); 7450 7451 synchronized (mPackages) { 7452 return mInstantAppRegistry.getInstantAppIconLPw( 7453 packageName, userId); 7454 } 7455 } 7456 7457 private boolean isCallerSameApp(String packageName) { 7458 PackageParser.Package pkg = mPackages.get(packageName); 7459 return pkg != null 7460 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7461 } 7462 7463 @Override 7464 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7465 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7466 } 7467 7468 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7469 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7470 7471 // reader 7472 synchronized (mPackages) { 7473 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7474 final int userId = UserHandle.getCallingUserId(); 7475 while (i.hasNext()) { 7476 final PackageParser.Package p = i.next(); 7477 if (p.applicationInfo == null) continue; 7478 7479 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7480 && !p.applicationInfo.isDirectBootAware(); 7481 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7482 && p.applicationInfo.isDirectBootAware(); 7483 7484 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7485 && (!mSafeMode || isSystemApp(p)) 7486 && (matchesUnaware || matchesAware)) { 7487 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7488 if (ps != null) { 7489 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7490 ps.readUserState(userId), userId); 7491 if (ai != null) { 7492 rebaseEnabledOverlays(ai, userId); 7493 finalList.add(ai); 7494 } 7495 } 7496 } 7497 } 7498 } 7499 7500 return finalList; 7501 } 7502 7503 @Override 7504 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7505 if (!sUserManager.exists(userId)) return null; 7506 flags = updateFlagsForComponent(flags, userId, name); 7507 // reader 7508 synchronized (mPackages) { 7509 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7510 PackageSetting ps = provider != null 7511 ? mSettings.mPackages.get(provider.owner.packageName) 7512 : null; 7513 return ps != null 7514 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7515 ? PackageParser.generateProviderInfo(provider, flags, 7516 ps.readUserState(userId), userId) 7517 : null; 7518 } 7519 } 7520 7521 /** 7522 * @deprecated 7523 */ 7524 @Deprecated 7525 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7526 // reader 7527 synchronized (mPackages) { 7528 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7529 .entrySet().iterator(); 7530 final int userId = UserHandle.getCallingUserId(); 7531 while (i.hasNext()) { 7532 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7533 PackageParser.Provider p = entry.getValue(); 7534 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7535 7536 if (ps != null && p.syncable 7537 && (!mSafeMode || (p.info.applicationInfo.flags 7538 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7539 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7540 ps.readUserState(userId), userId); 7541 if (info != null) { 7542 outNames.add(entry.getKey()); 7543 outInfo.add(info); 7544 } 7545 } 7546 } 7547 } 7548 } 7549 7550 @Override 7551 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7552 int uid, int flags, String metaDataKey) { 7553 final int userId = processName != null ? UserHandle.getUserId(uid) 7554 : UserHandle.getCallingUserId(); 7555 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7556 flags = updateFlagsForComponent(flags, userId, processName); 7557 7558 ArrayList<ProviderInfo> finalList = null; 7559 // reader 7560 synchronized (mPackages) { 7561 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7562 while (i.hasNext()) { 7563 final PackageParser.Provider p = i.next(); 7564 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7565 if (ps != null && p.info.authority != null 7566 && (processName == null 7567 || (p.info.processName.equals(processName) 7568 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7569 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7570 7571 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7572 // parameter. 7573 if (metaDataKey != null 7574 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7575 continue; 7576 } 7577 7578 if (finalList == null) { 7579 finalList = new ArrayList<ProviderInfo>(3); 7580 } 7581 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7582 ps.readUserState(userId), userId); 7583 if (info != null) { 7584 finalList.add(info); 7585 } 7586 } 7587 } 7588 } 7589 7590 if (finalList != null) { 7591 Collections.sort(finalList, mProviderInitOrderSorter); 7592 return new ParceledListSlice<ProviderInfo>(finalList); 7593 } 7594 7595 return ParceledListSlice.emptyList(); 7596 } 7597 7598 @Override 7599 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7600 // reader 7601 synchronized (mPackages) { 7602 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7603 return PackageParser.generateInstrumentationInfo(i, flags); 7604 } 7605 } 7606 7607 @Override 7608 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7609 String targetPackage, int flags) { 7610 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7611 } 7612 7613 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7614 int flags) { 7615 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7616 7617 // reader 7618 synchronized (mPackages) { 7619 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7620 while (i.hasNext()) { 7621 final PackageParser.Instrumentation p = i.next(); 7622 if (targetPackage == null 7623 || targetPackage.equals(p.info.targetPackage)) { 7624 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7625 flags); 7626 if (ii != null) { 7627 finalList.add(ii); 7628 } 7629 } 7630 } 7631 } 7632 7633 return finalList; 7634 } 7635 7636 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7637 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7638 try { 7639 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7640 } finally { 7641 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7642 } 7643 } 7644 7645 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7646 final File[] files = dir.listFiles(); 7647 if (ArrayUtils.isEmpty(files)) { 7648 Log.d(TAG, "No files in app dir " + dir); 7649 return; 7650 } 7651 7652 if (DEBUG_PACKAGE_SCANNING) { 7653 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7654 + " flags=0x" + Integer.toHexString(parseFlags)); 7655 } 7656 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7657 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7658 7659 // Submit files for parsing in parallel 7660 int fileCount = 0; 7661 for (File file : files) { 7662 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7663 && !PackageInstallerService.isStageName(file.getName()); 7664 if (!isPackage) { 7665 // Ignore entries which are not packages 7666 continue; 7667 } 7668 parallelPackageParser.submit(file, parseFlags); 7669 fileCount++; 7670 } 7671 7672 // Process results one by one 7673 for (; fileCount > 0; fileCount--) { 7674 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7675 Throwable throwable = parseResult.throwable; 7676 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7677 7678 if (throwable == null) { 7679 // Static shared libraries have synthetic package names 7680 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7681 renameStaticSharedLibraryPackage(parseResult.pkg); 7682 } 7683 try { 7684 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7685 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7686 currentTime, null); 7687 } 7688 } catch (PackageManagerException e) { 7689 errorCode = e.error; 7690 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7691 } 7692 } else if (throwable instanceof PackageParser.PackageParserException) { 7693 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7694 throwable; 7695 errorCode = e.error; 7696 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7697 } else { 7698 throw new IllegalStateException("Unexpected exception occurred while parsing " 7699 + parseResult.scanFile, throwable); 7700 } 7701 7702 // Delete invalid userdata apps 7703 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7704 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7705 logCriticalInfo(Log.WARN, 7706 "Deleting invalid package at " + parseResult.scanFile); 7707 removeCodePathLI(parseResult.scanFile); 7708 } 7709 } 7710 parallelPackageParser.close(); 7711 } 7712 7713 private static File getSettingsProblemFile() { 7714 File dataDir = Environment.getDataDirectory(); 7715 File systemDir = new File(dataDir, "system"); 7716 File fname = new File(systemDir, "uiderrors.txt"); 7717 return fname; 7718 } 7719 7720 static void reportSettingsProblem(int priority, String msg) { 7721 logCriticalInfo(priority, msg); 7722 } 7723 7724 public static void logCriticalInfo(int priority, String msg) { 7725 Slog.println(priority, TAG, msg); 7726 EventLogTags.writePmCriticalInfo(msg); 7727 try { 7728 File fname = getSettingsProblemFile(); 7729 FileOutputStream out = new FileOutputStream(fname, true); 7730 PrintWriter pw = new FastPrintWriter(out); 7731 SimpleDateFormat formatter = new SimpleDateFormat(); 7732 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7733 pw.println(dateString + ": " + msg); 7734 pw.close(); 7735 FileUtils.setPermissions( 7736 fname.toString(), 7737 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7738 -1, -1); 7739 } catch (java.io.IOException e) { 7740 } 7741 } 7742 7743 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7744 if (srcFile.isDirectory()) { 7745 final File baseFile = new File(pkg.baseCodePath); 7746 long maxModifiedTime = baseFile.lastModified(); 7747 if (pkg.splitCodePaths != null) { 7748 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7749 final File splitFile = new File(pkg.splitCodePaths[i]); 7750 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7751 } 7752 } 7753 return maxModifiedTime; 7754 } 7755 return srcFile.lastModified(); 7756 } 7757 7758 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7759 final int policyFlags) throws PackageManagerException { 7760 // When upgrading from pre-N MR1, verify the package time stamp using the package 7761 // directory and not the APK file. 7762 final long lastModifiedTime = mIsPreNMR1Upgrade 7763 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7764 if (ps != null 7765 && ps.codePath.equals(srcFile) 7766 && ps.timeStamp == lastModifiedTime 7767 && !isCompatSignatureUpdateNeeded(pkg) 7768 && !isRecoverSignatureUpdateNeeded(pkg)) { 7769 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7770 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7771 ArraySet<PublicKey> signingKs; 7772 synchronized (mPackages) { 7773 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7774 } 7775 if (ps.signatures.mSignatures != null 7776 && ps.signatures.mSignatures.length != 0 7777 && signingKs != null) { 7778 // Optimization: reuse the existing cached certificates 7779 // if the package appears to be unchanged. 7780 pkg.mSignatures = ps.signatures.mSignatures; 7781 pkg.mSigningKeys = signingKs; 7782 return; 7783 } 7784 7785 Slog.w(TAG, "PackageSetting for " + ps.name 7786 + " is missing signatures. Collecting certs again to recover them."); 7787 } else { 7788 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7789 } 7790 7791 try { 7792 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7793 PackageParser.collectCertificates(pkg, policyFlags); 7794 } catch (PackageParserException e) { 7795 throw PackageManagerException.from(e); 7796 } finally { 7797 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7798 } 7799 } 7800 7801 /** 7802 * Traces a package scan. 7803 * @see #scanPackageLI(File, int, int, long, UserHandle) 7804 */ 7805 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7806 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7807 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7808 try { 7809 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7810 } finally { 7811 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7812 } 7813 } 7814 7815 /** 7816 * Scans a package and returns the newly parsed package. 7817 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7818 */ 7819 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7820 long currentTime, UserHandle user) throws PackageManagerException { 7821 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7822 PackageParser pp = new PackageParser(); 7823 pp.setSeparateProcesses(mSeparateProcesses); 7824 pp.setOnlyCoreApps(mOnlyCore); 7825 pp.setDisplayMetrics(mMetrics); 7826 pp.setCallback(mPackageParserCallback); 7827 7828 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7829 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7830 } 7831 7832 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7833 final PackageParser.Package pkg; 7834 try { 7835 pkg = pp.parsePackage(scanFile, parseFlags); 7836 } catch (PackageParserException e) { 7837 throw PackageManagerException.from(e); 7838 } finally { 7839 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7840 } 7841 7842 // Static shared libraries have synthetic package names 7843 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7844 renameStaticSharedLibraryPackage(pkg); 7845 } 7846 7847 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7848 } 7849 7850 /** 7851 * Scans a package and returns the newly parsed package. 7852 * @throws PackageManagerException on a parse error. 7853 */ 7854 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7855 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7856 throws PackageManagerException { 7857 // If the package has children and this is the first dive in the function 7858 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7859 // packages (parent and children) would be successfully scanned before the 7860 // actual scan since scanning mutates internal state and we want to atomically 7861 // install the package and its children. 7862 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7863 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7864 scanFlags |= SCAN_CHECK_ONLY; 7865 } 7866 } else { 7867 scanFlags &= ~SCAN_CHECK_ONLY; 7868 } 7869 7870 // Scan the parent 7871 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7872 scanFlags, currentTime, user); 7873 7874 // Scan the children 7875 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7876 for (int i = 0; i < childCount; i++) { 7877 PackageParser.Package childPackage = pkg.childPackages.get(i); 7878 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7879 currentTime, user); 7880 } 7881 7882 7883 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7884 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7885 } 7886 7887 return scannedPkg; 7888 } 7889 7890 /** 7891 * Scans a package and returns the newly parsed package. 7892 * @throws PackageManagerException on a parse error. 7893 */ 7894 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7895 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7896 throws PackageManagerException { 7897 PackageSetting ps = null; 7898 PackageSetting updatedPkg; 7899 // reader 7900 synchronized (mPackages) { 7901 // Look to see if we already know about this package. 7902 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7903 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7904 // This package has been renamed to its original name. Let's 7905 // use that. 7906 ps = mSettings.getPackageLPr(oldName); 7907 } 7908 // If there was no original package, see one for the real package name. 7909 if (ps == null) { 7910 ps = mSettings.getPackageLPr(pkg.packageName); 7911 } 7912 // Check to see if this package could be hiding/updating a system 7913 // package. Must look for it either under the original or real 7914 // package name depending on our state. 7915 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7916 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7917 7918 // If this is a package we don't know about on the system partition, we 7919 // may need to remove disabled child packages on the system partition 7920 // or may need to not add child packages if the parent apk is updated 7921 // on the data partition and no longer defines this child package. 7922 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7923 // If this is a parent package for an updated system app and this system 7924 // app got an OTA update which no longer defines some of the child packages 7925 // we have to prune them from the disabled system packages. 7926 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7927 if (disabledPs != null) { 7928 final int scannedChildCount = (pkg.childPackages != null) 7929 ? pkg.childPackages.size() : 0; 7930 final int disabledChildCount = disabledPs.childPackageNames != null 7931 ? disabledPs.childPackageNames.size() : 0; 7932 for (int i = 0; i < disabledChildCount; i++) { 7933 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7934 boolean disabledPackageAvailable = false; 7935 for (int j = 0; j < scannedChildCount; j++) { 7936 PackageParser.Package childPkg = pkg.childPackages.get(j); 7937 if (childPkg.packageName.equals(disabledChildPackageName)) { 7938 disabledPackageAvailable = true; 7939 break; 7940 } 7941 } 7942 if (!disabledPackageAvailable) { 7943 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7944 } 7945 } 7946 } 7947 } 7948 } 7949 7950 boolean updatedPkgBetter = false; 7951 // First check if this is a system package that may involve an update 7952 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7953 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7954 // it needs to drop FLAG_PRIVILEGED. 7955 if (locationIsPrivileged(scanFile)) { 7956 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7957 } else { 7958 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7959 } 7960 7961 if (ps != null && !ps.codePath.equals(scanFile)) { 7962 // The path has changed from what was last scanned... check the 7963 // version of the new path against what we have stored to determine 7964 // what to do. 7965 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7966 if (pkg.mVersionCode <= ps.versionCode) { 7967 // The system package has been updated and the code path does not match 7968 // Ignore entry. Skip it. 7969 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7970 + " ignored: updated version " + ps.versionCode 7971 + " better than this " + pkg.mVersionCode); 7972 if (!updatedPkg.codePath.equals(scanFile)) { 7973 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7974 + ps.name + " changing from " + updatedPkg.codePathString 7975 + " to " + scanFile); 7976 updatedPkg.codePath = scanFile; 7977 updatedPkg.codePathString = scanFile.toString(); 7978 updatedPkg.resourcePath = scanFile; 7979 updatedPkg.resourcePathString = scanFile.toString(); 7980 } 7981 updatedPkg.pkg = pkg; 7982 updatedPkg.versionCode = pkg.mVersionCode; 7983 7984 // Update the disabled system child packages to point to the package too. 7985 final int childCount = updatedPkg.childPackageNames != null 7986 ? updatedPkg.childPackageNames.size() : 0; 7987 for (int i = 0; i < childCount; i++) { 7988 String childPackageName = updatedPkg.childPackageNames.get(i); 7989 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7990 childPackageName); 7991 if (updatedChildPkg != null) { 7992 updatedChildPkg.pkg = pkg; 7993 updatedChildPkg.versionCode = pkg.mVersionCode; 7994 } 7995 } 7996 7997 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7998 + scanFile + " ignored: updated version " + ps.versionCode 7999 + " better than this " + pkg.mVersionCode); 8000 } else { 8001 // The current app on the system partition is better than 8002 // what we have updated to on the data partition; switch 8003 // back to the system partition version. 8004 // At this point, its safely assumed that package installation for 8005 // apps in system partition will go through. If not there won't be a working 8006 // version of the app 8007 // writer 8008 synchronized (mPackages) { 8009 // Just remove the loaded entries from package lists. 8010 mPackages.remove(ps.name); 8011 } 8012 8013 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8014 + " reverting from " + ps.codePathString 8015 + ": new version " + pkg.mVersionCode 8016 + " better than installed " + ps.versionCode); 8017 8018 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8019 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8020 synchronized (mInstallLock) { 8021 args.cleanUpResourcesLI(); 8022 } 8023 synchronized (mPackages) { 8024 mSettings.enableSystemPackageLPw(ps.name); 8025 } 8026 updatedPkgBetter = true; 8027 } 8028 } 8029 } 8030 8031 if (updatedPkg != null) { 8032 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8033 // initially 8034 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8035 8036 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8037 // flag set initially 8038 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8039 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8040 } 8041 } 8042 8043 // Verify certificates against what was last scanned 8044 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8045 8046 /* 8047 * A new system app appeared, but we already had a non-system one of the 8048 * same name installed earlier. 8049 */ 8050 boolean shouldHideSystemApp = false; 8051 if (updatedPkg == null && ps != null 8052 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8053 /* 8054 * Check to make sure the signatures match first. If they don't, 8055 * wipe the installed application and its data. 8056 */ 8057 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8058 != PackageManager.SIGNATURE_MATCH) { 8059 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8060 + " signatures don't match existing userdata copy; removing"); 8061 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8062 "scanPackageInternalLI")) { 8063 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8064 } 8065 ps = null; 8066 } else { 8067 /* 8068 * If the newly-added system app is an older version than the 8069 * already installed version, hide it. It will be scanned later 8070 * and re-added like an update. 8071 */ 8072 if (pkg.mVersionCode <= ps.versionCode) { 8073 shouldHideSystemApp = true; 8074 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8075 + " but new version " + pkg.mVersionCode + " better than installed " 8076 + ps.versionCode + "; hiding system"); 8077 } else { 8078 /* 8079 * The newly found system app is a newer version that the 8080 * one previously installed. Simply remove the 8081 * already-installed application and replace it with our own 8082 * while keeping the application data. 8083 */ 8084 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8085 + " reverting from " + ps.codePathString + ": new version " 8086 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8087 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8088 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8089 synchronized (mInstallLock) { 8090 args.cleanUpResourcesLI(); 8091 } 8092 } 8093 } 8094 } 8095 8096 // The apk is forward locked (not public) if its code and resources 8097 // are kept in different files. (except for app in either system or 8098 // vendor path). 8099 // TODO grab this value from PackageSettings 8100 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8101 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8102 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8103 } 8104 } 8105 8106 // TODO: extend to support forward-locked splits 8107 String resourcePath = null; 8108 String baseResourcePath = null; 8109 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8110 if (ps != null && ps.resourcePathString != null) { 8111 resourcePath = ps.resourcePathString; 8112 baseResourcePath = ps.resourcePathString; 8113 } else { 8114 // Should not happen at all. Just log an error. 8115 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8116 } 8117 } else { 8118 resourcePath = pkg.codePath; 8119 baseResourcePath = pkg.baseCodePath; 8120 } 8121 8122 // Set application objects path explicitly. 8123 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8124 pkg.setApplicationInfoCodePath(pkg.codePath); 8125 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8126 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8127 pkg.setApplicationInfoResourcePath(resourcePath); 8128 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8129 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8130 8131 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8132 if (ps != null && ps.getInstantApp(userId)) { 8133 scanFlags |= SCAN_AS_INSTANT_APP; 8134 } 8135 8136 // Note that we invoke the following method only if we are about to unpack an application 8137 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8138 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8139 8140 /* 8141 * If the system app should be overridden by a previously installed 8142 * data, hide the system app now and let the /data/app scan pick it up 8143 * again. 8144 */ 8145 if (shouldHideSystemApp) { 8146 synchronized (mPackages) { 8147 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8148 } 8149 } 8150 8151 return scannedPkg; 8152 } 8153 8154 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8155 // Derive the new package synthetic package name 8156 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8157 + pkg.staticSharedLibVersion); 8158 } 8159 8160 private static String fixProcessName(String defProcessName, 8161 String processName) { 8162 if (processName == null) { 8163 return defProcessName; 8164 } 8165 return processName; 8166 } 8167 8168 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8169 throws PackageManagerException { 8170 if (pkgSetting.signatures.mSignatures != null) { 8171 // Already existing package. Make sure signatures match 8172 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8173 == PackageManager.SIGNATURE_MATCH; 8174 if (!match) { 8175 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8176 == PackageManager.SIGNATURE_MATCH; 8177 } 8178 if (!match) { 8179 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8180 == PackageManager.SIGNATURE_MATCH; 8181 } 8182 if (!match) { 8183 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8184 + pkg.packageName + " signatures do not match the " 8185 + "previously installed version; ignoring!"); 8186 } 8187 } 8188 8189 // Check for shared user signatures 8190 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8191 // Already existing package. Make sure signatures match 8192 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8193 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8194 if (!match) { 8195 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8196 == PackageManager.SIGNATURE_MATCH; 8197 } 8198 if (!match) { 8199 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8200 == PackageManager.SIGNATURE_MATCH; 8201 } 8202 if (!match) { 8203 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8204 "Package " + pkg.packageName 8205 + " has no signatures that match those in shared user " 8206 + pkgSetting.sharedUser.name + "; ignoring!"); 8207 } 8208 } 8209 } 8210 8211 /** 8212 * Enforces that only the system UID or root's UID can call a method exposed 8213 * via Binder. 8214 * 8215 * @param message used as message if SecurityException is thrown 8216 * @throws SecurityException if the caller is not system or root 8217 */ 8218 private static final void enforceSystemOrRoot(String message) { 8219 final int uid = Binder.getCallingUid(); 8220 if (uid != Process.SYSTEM_UID && uid != 0) { 8221 throw new SecurityException(message); 8222 } 8223 } 8224 8225 @Override 8226 public void performFstrimIfNeeded() { 8227 enforceSystemOrRoot("Only the system can request fstrim"); 8228 8229 // Before everything else, see whether we need to fstrim. 8230 try { 8231 IStorageManager sm = PackageHelper.getStorageManager(); 8232 if (sm != null) { 8233 boolean doTrim = false; 8234 final long interval = android.provider.Settings.Global.getLong( 8235 mContext.getContentResolver(), 8236 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8237 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8238 if (interval > 0) { 8239 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8240 if (timeSinceLast > interval) { 8241 doTrim = true; 8242 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8243 + "; running immediately"); 8244 } 8245 } 8246 if (doTrim) { 8247 final boolean dexOptDialogShown; 8248 synchronized (mPackages) { 8249 dexOptDialogShown = mDexOptDialogShown; 8250 } 8251 if (!isFirstBoot() && dexOptDialogShown) { 8252 try { 8253 ActivityManager.getService().showBootMessage( 8254 mContext.getResources().getString( 8255 R.string.android_upgrading_fstrim), true); 8256 } catch (RemoteException e) { 8257 } 8258 } 8259 sm.runMaintenance(); 8260 } 8261 } else { 8262 Slog.e(TAG, "storageManager service unavailable!"); 8263 } 8264 } catch (RemoteException e) { 8265 // Can't happen; StorageManagerService is local 8266 } 8267 } 8268 8269 @Override 8270 public void updatePackagesIfNeeded() { 8271 enforceSystemOrRoot("Only the system can request package update"); 8272 8273 // We need to re-extract after an OTA. 8274 boolean causeUpgrade = isUpgrade(); 8275 8276 // First boot or factory reset. 8277 // Note: we also handle devices that are upgrading to N right now as if it is their 8278 // first boot, as they do not have profile data. 8279 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8280 8281 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8282 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8283 8284 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8285 return; 8286 } 8287 8288 List<PackageParser.Package> pkgs; 8289 synchronized (mPackages) { 8290 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8291 } 8292 8293 final long startTime = System.nanoTime(); 8294 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8295 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8296 8297 final int elapsedTimeSeconds = 8298 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8299 8300 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8301 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8302 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8303 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8304 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8305 } 8306 8307 /** 8308 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8309 * containing statistics about the invocation. The array consists of three elements, 8310 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8311 * and {@code numberOfPackagesFailed}. 8312 */ 8313 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8314 String compilerFilter) { 8315 8316 int numberOfPackagesVisited = 0; 8317 int numberOfPackagesOptimized = 0; 8318 int numberOfPackagesSkipped = 0; 8319 int numberOfPackagesFailed = 0; 8320 final int numberOfPackagesToDexopt = pkgs.size(); 8321 8322 for (PackageParser.Package pkg : pkgs) { 8323 numberOfPackagesVisited++; 8324 8325 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8326 if (DEBUG_DEXOPT) { 8327 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8328 } 8329 numberOfPackagesSkipped++; 8330 continue; 8331 } 8332 8333 if (DEBUG_DEXOPT) { 8334 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8335 numberOfPackagesToDexopt + ": " + pkg.packageName); 8336 } 8337 8338 if (showDialog) { 8339 try { 8340 ActivityManager.getService().showBootMessage( 8341 mContext.getResources().getString(R.string.android_upgrading_apk, 8342 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8343 } catch (RemoteException e) { 8344 } 8345 synchronized (mPackages) { 8346 mDexOptDialogShown = true; 8347 } 8348 } 8349 8350 // If the OTA updates a system app which was previously preopted to a non-preopted state 8351 // the app might end up being verified at runtime. That's because by default the apps 8352 // are verify-profile but for preopted apps there's no profile. 8353 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8354 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8355 // filter (by default interpret-only). 8356 // Note that at this stage unused apps are already filtered. 8357 if (isSystemApp(pkg) && 8358 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8359 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8360 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8361 } 8362 8363 // checkProfiles is false to avoid merging profiles during boot which 8364 // might interfere with background compilation (b/28612421). 8365 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8366 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8367 // trade-off worth doing to save boot time work. 8368 int dexOptStatus = performDexOptTraced(pkg.packageName, 8369 false /* checkProfiles */, 8370 compilerFilter, 8371 false /* force */); 8372 switch (dexOptStatus) { 8373 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8374 numberOfPackagesOptimized++; 8375 break; 8376 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8377 numberOfPackagesSkipped++; 8378 break; 8379 case PackageDexOptimizer.DEX_OPT_FAILED: 8380 numberOfPackagesFailed++; 8381 break; 8382 default: 8383 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8384 break; 8385 } 8386 } 8387 8388 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8389 numberOfPackagesFailed }; 8390 } 8391 8392 @Override 8393 public void notifyPackageUse(String packageName, int reason) { 8394 synchronized (mPackages) { 8395 PackageParser.Package p = mPackages.get(packageName); 8396 if (p == null) { 8397 return; 8398 } 8399 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8400 } 8401 } 8402 8403 @Override 8404 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8405 int userId = UserHandle.getCallingUserId(); 8406 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8407 if (ai == null) { 8408 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8409 + loadingPackageName + ", user=" + userId); 8410 return; 8411 } 8412 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8413 } 8414 8415 // TODO: this is not used nor needed. Delete it. 8416 @Override 8417 public boolean performDexOptIfNeeded(String packageName) { 8418 int dexOptStatus = performDexOptTraced(packageName, 8419 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8420 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8421 } 8422 8423 @Override 8424 public boolean performDexOpt(String packageName, 8425 boolean checkProfiles, int compileReason, boolean force) { 8426 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8427 getCompilerFilterForReason(compileReason), force); 8428 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8429 } 8430 8431 @Override 8432 public boolean performDexOptMode(String packageName, 8433 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8434 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8435 targetCompilerFilter, force); 8436 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8437 } 8438 8439 private int performDexOptTraced(String packageName, 8440 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8441 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8442 try { 8443 return performDexOptInternal(packageName, checkProfiles, 8444 targetCompilerFilter, force); 8445 } finally { 8446 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8447 } 8448 } 8449 8450 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8451 // if the package can now be considered up to date for the given filter. 8452 private int performDexOptInternal(String packageName, 8453 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8454 PackageParser.Package p; 8455 synchronized (mPackages) { 8456 p = mPackages.get(packageName); 8457 if (p == null) { 8458 // Package could not be found. Report failure. 8459 return PackageDexOptimizer.DEX_OPT_FAILED; 8460 } 8461 mPackageUsage.maybeWriteAsync(mPackages); 8462 mCompilerStats.maybeWriteAsync(); 8463 } 8464 long callingId = Binder.clearCallingIdentity(); 8465 try { 8466 synchronized (mInstallLock) { 8467 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8468 targetCompilerFilter, force); 8469 } 8470 } finally { 8471 Binder.restoreCallingIdentity(callingId); 8472 } 8473 } 8474 8475 public ArraySet<String> getOptimizablePackages() { 8476 ArraySet<String> pkgs = new ArraySet<String>(); 8477 synchronized (mPackages) { 8478 for (PackageParser.Package p : mPackages.values()) { 8479 if (PackageDexOptimizer.canOptimizePackage(p)) { 8480 pkgs.add(p.packageName); 8481 } 8482 } 8483 } 8484 return pkgs; 8485 } 8486 8487 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8488 boolean checkProfiles, String targetCompilerFilter, 8489 boolean force) { 8490 // Select the dex optimizer based on the force parameter. 8491 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8492 // allocate an object here. 8493 PackageDexOptimizer pdo = force 8494 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8495 : mPackageDexOptimizer; 8496 8497 // Optimize all dependencies first. Note: we ignore the return value and march on 8498 // on errors. 8499 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8500 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8501 if (!deps.isEmpty()) { 8502 for (PackageParser.Package depPackage : deps) { 8503 // TODO: Analyze and investigate if we (should) profile libraries. 8504 // Currently this will do a full compilation of the library by default. 8505 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8506 false /* checkProfiles */, 8507 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8508 getOrCreateCompilerPackageStats(depPackage), 8509 mDexManager.isUsedByOtherApps(p.packageName)); 8510 } 8511 } 8512 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8513 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8514 mDexManager.isUsedByOtherApps(p.packageName)); 8515 } 8516 8517 // Performs dexopt on the used secondary dex files belonging to the given package. 8518 // Returns true if all dex files were process successfully (which could mean either dexopt or 8519 // skip). Returns false if any of the files caused errors. 8520 @Override 8521 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8522 boolean force) { 8523 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8524 } 8525 8526 public boolean performDexOptSecondary(String packageName, int compileReason, 8527 boolean force) { 8528 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8529 } 8530 8531 /** 8532 * Reconcile the information we have about the secondary dex files belonging to 8533 * {@code packagName} and the actual dex files. For all dex files that were 8534 * deleted, update the internal records and delete the generated oat files. 8535 */ 8536 @Override 8537 public void reconcileSecondaryDexFiles(String packageName) { 8538 mDexManager.reconcileSecondaryDexFiles(packageName); 8539 } 8540 8541 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8542 // a reference there. 8543 /*package*/ DexManager getDexManager() { 8544 return mDexManager; 8545 } 8546 8547 /** 8548 * Execute the background dexopt job immediately. 8549 */ 8550 @Override 8551 public boolean runBackgroundDexoptJob() { 8552 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8553 } 8554 8555 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8556 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8557 || p.usesStaticLibraries != null) { 8558 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8559 Set<String> collectedNames = new HashSet<>(); 8560 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8561 8562 retValue.remove(p); 8563 8564 return retValue; 8565 } else { 8566 return Collections.emptyList(); 8567 } 8568 } 8569 8570 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8571 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8572 if (!collectedNames.contains(p.packageName)) { 8573 collectedNames.add(p.packageName); 8574 collected.add(p); 8575 8576 if (p.usesLibraries != null) { 8577 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8578 null, collected, collectedNames); 8579 } 8580 if (p.usesOptionalLibraries != null) { 8581 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8582 null, collected, collectedNames); 8583 } 8584 if (p.usesStaticLibraries != null) { 8585 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8586 p.usesStaticLibrariesVersions, collected, collectedNames); 8587 } 8588 } 8589 } 8590 8591 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8592 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8593 final int libNameCount = libs.size(); 8594 for (int i = 0; i < libNameCount; i++) { 8595 String libName = libs.get(i); 8596 int version = (versions != null && versions.length == libNameCount) 8597 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8598 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8599 if (libPkg != null) { 8600 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8601 } 8602 } 8603 } 8604 8605 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8606 synchronized (mPackages) { 8607 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8608 if (libEntry != null) { 8609 return mPackages.get(libEntry.apk); 8610 } 8611 return null; 8612 } 8613 } 8614 8615 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8616 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8617 if (versionedLib == null) { 8618 return null; 8619 } 8620 return versionedLib.get(version); 8621 } 8622 8623 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8624 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8625 pkg.staticSharedLibName); 8626 if (versionedLib == null) { 8627 return null; 8628 } 8629 int previousLibVersion = -1; 8630 final int versionCount = versionedLib.size(); 8631 for (int i = 0; i < versionCount; i++) { 8632 final int libVersion = versionedLib.keyAt(i); 8633 if (libVersion < pkg.staticSharedLibVersion) { 8634 previousLibVersion = Math.max(previousLibVersion, libVersion); 8635 } 8636 } 8637 if (previousLibVersion >= 0) { 8638 return versionedLib.get(previousLibVersion); 8639 } 8640 return null; 8641 } 8642 8643 public void shutdown() { 8644 mPackageUsage.writeNow(mPackages); 8645 mCompilerStats.writeNow(); 8646 } 8647 8648 @Override 8649 public void dumpProfiles(String packageName) { 8650 PackageParser.Package pkg; 8651 synchronized (mPackages) { 8652 pkg = mPackages.get(packageName); 8653 if (pkg == null) { 8654 throw new IllegalArgumentException("Unknown package: " + packageName); 8655 } 8656 } 8657 /* Only the shell, root, or the app user should be able to dump profiles. */ 8658 int callingUid = Binder.getCallingUid(); 8659 if (callingUid != Process.SHELL_UID && 8660 callingUid != Process.ROOT_UID && 8661 callingUid != pkg.applicationInfo.uid) { 8662 throw new SecurityException("dumpProfiles"); 8663 } 8664 8665 synchronized (mInstallLock) { 8666 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8667 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8668 try { 8669 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8670 String codePaths = TextUtils.join(";", allCodePaths); 8671 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8672 } catch (InstallerException e) { 8673 Slog.w(TAG, "Failed to dump profiles", e); 8674 } 8675 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8676 } 8677 } 8678 8679 @Override 8680 public void forceDexOpt(String packageName) { 8681 enforceSystemOrRoot("forceDexOpt"); 8682 8683 PackageParser.Package pkg; 8684 synchronized (mPackages) { 8685 pkg = mPackages.get(packageName); 8686 if (pkg == null) { 8687 throw new IllegalArgumentException("Unknown package: " + packageName); 8688 } 8689 } 8690 8691 synchronized (mInstallLock) { 8692 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8693 8694 // Whoever is calling forceDexOpt wants a fully compiled package. 8695 // Don't use profiles since that may cause compilation to be skipped. 8696 final int res = performDexOptInternalWithDependenciesLI(pkg, 8697 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8698 true /* force */); 8699 8700 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8701 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8702 throw new IllegalStateException("Failed to dexopt: " + res); 8703 } 8704 } 8705 } 8706 8707 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8708 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8709 Slog.w(TAG, "Unable to update from " + oldPkg.name 8710 + " to " + newPkg.packageName 8711 + ": old package not in system partition"); 8712 return false; 8713 } else if (mPackages.get(oldPkg.name) != null) { 8714 Slog.w(TAG, "Unable to update from " + oldPkg.name 8715 + " to " + newPkg.packageName 8716 + ": old package still exists"); 8717 return false; 8718 } 8719 return true; 8720 } 8721 8722 void removeCodePathLI(File codePath) { 8723 if (codePath.isDirectory()) { 8724 try { 8725 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8726 } catch (InstallerException e) { 8727 Slog.w(TAG, "Failed to remove code path", e); 8728 } 8729 } else { 8730 codePath.delete(); 8731 } 8732 } 8733 8734 private int[] resolveUserIds(int userId) { 8735 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8736 } 8737 8738 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8739 if (pkg == null) { 8740 Slog.wtf(TAG, "Package was null!", new Throwable()); 8741 return; 8742 } 8743 clearAppDataLeafLIF(pkg, userId, flags); 8744 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8745 for (int i = 0; i < childCount; i++) { 8746 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8747 } 8748 } 8749 8750 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8751 final PackageSetting ps; 8752 synchronized (mPackages) { 8753 ps = mSettings.mPackages.get(pkg.packageName); 8754 } 8755 for (int realUserId : resolveUserIds(userId)) { 8756 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8757 try { 8758 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8759 ceDataInode); 8760 } catch (InstallerException e) { 8761 Slog.w(TAG, String.valueOf(e)); 8762 } 8763 } 8764 } 8765 8766 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8767 if (pkg == null) { 8768 Slog.wtf(TAG, "Package was null!", new Throwable()); 8769 return; 8770 } 8771 destroyAppDataLeafLIF(pkg, userId, flags); 8772 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8773 for (int i = 0; i < childCount; i++) { 8774 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8775 } 8776 } 8777 8778 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8779 final PackageSetting ps; 8780 synchronized (mPackages) { 8781 ps = mSettings.mPackages.get(pkg.packageName); 8782 } 8783 for (int realUserId : resolveUserIds(userId)) { 8784 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8785 try { 8786 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8787 ceDataInode); 8788 } catch (InstallerException e) { 8789 Slog.w(TAG, String.valueOf(e)); 8790 } 8791 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8792 } 8793 } 8794 8795 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8796 if (pkg == null) { 8797 Slog.wtf(TAG, "Package was null!", new Throwable()); 8798 return; 8799 } 8800 destroyAppProfilesLeafLIF(pkg); 8801 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8802 for (int i = 0; i < childCount; i++) { 8803 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8804 } 8805 } 8806 8807 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8808 try { 8809 mInstaller.destroyAppProfiles(pkg.packageName); 8810 } catch (InstallerException e) { 8811 Slog.w(TAG, String.valueOf(e)); 8812 } 8813 } 8814 8815 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8816 if (pkg == null) { 8817 Slog.wtf(TAG, "Package was null!", new Throwable()); 8818 return; 8819 } 8820 clearAppProfilesLeafLIF(pkg); 8821 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8822 for (int i = 0; i < childCount; i++) { 8823 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8824 } 8825 } 8826 8827 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8828 try { 8829 mInstaller.clearAppProfiles(pkg.packageName); 8830 } catch (InstallerException e) { 8831 Slog.w(TAG, String.valueOf(e)); 8832 } 8833 } 8834 8835 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8836 long lastUpdateTime) { 8837 // Set parent install/update time 8838 PackageSetting ps = (PackageSetting) pkg.mExtras; 8839 if (ps != null) { 8840 ps.firstInstallTime = firstInstallTime; 8841 ps.lastUpdateTime = lastUpdateTime; 8842 } 8843 // Set children install/update time 8844 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8845 for (int i = 0; i < childCount; i++) { 8846 PackageParser.Package childPkg = pkg.childPackages.get(i); 8847 ps = (PackageSetting) childPkg.mExtras; 8848 if (ps != null) { 8849 ps.firstInstallTime = firstInstallTime; 8850 ps.lastUpdateTime = lastUpdateTime; 8851 } 8852 } 8853 } 8854 8855 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8856 PackageParser.Package changingLib) { 8857 if (file.path != null) { 8858 usesLibraryFiles.add(file.path); 8859 return; 8860 } 8861 PackageParser.Package p = mPackages.get(file.apk); 8862 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8863 // If we are doing this while in the middle of updating a library apk, 8864 // then we need to make sure to use that new apk for determining the 8865 // dependencies here. (We haven't yet finished committing the new apk 8866 // to the package manager state.) 8867 if (p == null || p.packageName.equals(changingLib.packageName)) { 8868 p = changingLib; 8869 } 8870 } 8871 if (p != null) { 8872 usesLibraryFiles.addAll(p.getAllCodePaths()); 8873 } 8874 } 8875 8876 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8877 PackageParser.Package changingLib) throws PackageManagerException { 8878 if (pkg == null) { 8879 return; 8880 } 8881 ArraySet<String> usesLibraryFiles = null; 8882 if (pkg.usesLibraries != null) { 8883 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8884 null, null, pkg.packageName, changingLib, true, null); 8885 } 8886 if (pkg.usesStaticLibraries != null) { 8887 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8888 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8889 pkg.packageName, changingLib, true, usesLibraryFiles); 8890 } 8891 if (pkg.usesOptionalLibraries != null) { 8892 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8893 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8894 } 8895 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8896 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8897 } else { 8898 pkg.usesLibraryFiles = null; 8899 } 8900 } 8901 8902 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8903 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8904 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8905 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8906 throws PackageManagerException { 8907 final int libCount = requestedLibraries.size(); 8908 for (int i = 0; i < libCount; i++) { 8909 final String libName = requestedLibraries.get(i); 8910 final int libVersion = requiredVersions != null ? requiredVersions[i] 8911 : SharedLibraryInfo.VERSION_UNDEFINED; 8912 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8913 if (libEntry == null) { 8914 if (required) { 8915 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8916 "Package " + packageName + " requires unavailable shared library " 8917 + libName + "; failing!"); 8918 } else { 8919 Slog.w(TAG, "Package " + packageName 8920 + " desires unavailable shared library " 8921 + libName + "; ignoring!"); 8922 } 8923 } else { 8924 if (requiredVersions != null && requiredCertDigests != null) { 8925 if (libEntry.info.getVersion() != requiredVersions[i]) { 8926 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8927 "Package " + packageName + " requires unavailable static shared" 8928 + " library " + libName + " version " 8929 + libEntry.info.getVersion() + "; failing!"); 8930 } 8931 8932 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8933 if (libPkg == null) { 8934 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8935 "Package " + packageName + " requires unavailable static shared" 8936 + " library; failing!"); 8937 } 8938 8939 String expectedCertDigest = requiredCertDigests[i]; 8940 String libCertDigest = PackageUtils.computeCertSha256Digest( 8941 libPkg.mSignatures[0]); 8942 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8943 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8944 "Package " + packageName + " requires differently signed" + 8945 " static shared library; failing!"); 8946 } 8947 } 8948 8949 if (outUsedLibraries == null) { 8950 outUsedLibraries = new ArraySet<>(); 8951 } 8952 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8953 } 8954 } 8955 return outUsedLibraries; 8956 } 8957 8958 private static boolean hasString(List<String> list, List<String> which) { 8959 if (list == null) { 8960 return false; 8961 } 8962 for (int i=list.size()-1; i>=0; i--) { 8963 for (int j=which.size()-1; j>=0; j--) { 8964 if (which.get(j).equals(list.get(i))) { 8965 return true; 8966 } 8967 } 8968 } 8969 return false; 8970 } 8971 8972 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8973 PackageParser.Package changingPkg) { 8974 ArrayList<PackageParser.Package> res = null; 8975 for (PackageParser.Package pkg : mPackages.values()) { 8976 if (changingPkg != null 8977 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8978 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8979 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8980 changingPkg.staticSharedLibName)) { 8981 return null; 8982 } 8983 if (res == null) { 8984 res = new ArrayList<>(); 8985 } 8986 res.add(pkg); 8987 try { 8988 updateSharedLibrariesLPr(pkg, changingPkg); 8989 } catch (PackageManagerException e) { 8990 // If a system app update or an app and a required lib missing we 8991 // delete the package and for updated system apps keep the data as 8992 // it is better for the user to reinstall than to be in an limbo 8993 // state. Also libs disappearing under an app should never happen 8994 // - just in case. 8995 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8996 final int flags = pkg.isUpdatedSystemApp() 8997 ? PackageManager.DELETE_KEEP_DATA : 0; 8998 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8999 flags , null, true, null); 9000 } 9001 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9002 } 9003 } 9004 return res; 9005 } 9006 9007 /** 9008 * Derive the value of the {@code cpuAbiOverride} based on the provided 9009 * value and an optional stored value from the package settings. 9010 */ 9011 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9012 String cpuAbiOverride = null; 9013 9014 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9015 cpuAbiOverride = null; 9016 } else if (abiOverride != null) { 9017 cpuAbiOverride = abiOverride; 9018 } else if (settings != null) { 9019 cpuAbiOverride = settings.cpuAbiOverrideString; 9020 } 9021 9022 return cpuAbiOverride; 9023 } 9024 9025 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9026 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9027 throws PackageManagerException { 9028 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9029 // If the package has children and this is the first dive in the function 9030 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9031 // whether all packages (parent and children) would be successfully scanned 9032 // before the actual scan since scanning mutates internal state and we want 9033 // to atomically install the package and its children. 9034 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9035 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9036 scanFlags |= SCAN_CHECK_ONLY; 9037 } 9038 } else { 9039 scanFlags &= ~SCAN_CHECK_ONLY; 9040 } 9041 9042 final PackageParser.Package scannedPkg; 9043 try { 9044 // Scan the parent 9045 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9046 // Scan the children 9047 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9048 for (int i = 0; i < childCount; i++) { 9049 PackageParser.Package childPkg = pkg.childPackages.get(i); 9050 scanPackageLI(childPkg, policyFlags, 9051 scanFlags, currentTime, user); 9052 } 9053 } finally { 9054 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9055 } 9056 9057 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9058 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9059 } 9060 9061 return scannedPkg; 9062 } 9063 9064 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9065 int scanFlags, long currentTime, @Nullable UserHandle user) 9066 throws PackageManagerException { 9067 boolean success = false; 9068 try { 9069 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9070 currentTime, user); 9071 success = true; 9072 return res; 9073 } finally { 9074 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9075 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9076 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9077 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9078 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9079 } 9080 } 9081 } 9082 9083 /** 9084 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9085 */ 9086 private static boolean apkHasCode(String fileName) { 9087 StrictJarFile jarFile = null; 9088 try { 9089 jarFile = new StrictJarFile(fileName, 9090 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9091 return jarFile.findEntry("classes.dex") != null; 9092 } catch (IOException ignore) { 9093 } finally { 9094 try { 9095 if (jarFile != null) { 9096 jarFile.close(); 9097 } 9098 } catch (IOException ignore) {} 9099 } 9100 return false; 9101 } 9102 9103 /** 9104 * Enforces code policy for the package. This ensures that if an APK has 9105 * declared hasCode="true" in its manifest that the APK actually contains 9106 * code. 9107 * 9108 * @throws PackageManagerException If bytecode could not be found when it should exist 9109 */ 9110 private static void assertCodePolicy(PackageParser.Package pkg) 9111 throws PackageManagerException { 9112 final boolean shouldHaveCode = 9113 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9114 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9115 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9116 "Package " + pkg.baseCodePath + " code is missing"); 9117 } 9118 9119 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9120 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9121 final boolean splitShouldHaveCode = 9122 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9123 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9124 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9125 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9126 } 9127 } 9128 } 9129 } 9130 9131 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9132 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9133 throws PackageManagerException { 9134 if (DEBUG_PACKAGE_SCANNING) { 9135 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9136 Log.d(TAG, "Scanning package " + pkg.packageName); 9137 } 9138 9139 applyPolicy(pkg, policyFlags); 9140 9141 assertPackageIsValid(pkg, policyFlags, scanFlags); 9142 9143 // Initialize package source and resource directories 9144 final File scanFile = new File(pkg.codePath); 9145 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9146 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9147 9148 SharedUserSetting suid = null; 9149 PackageSetting pkgSetting = null; 9150 9151 // Getting the package setting may have a side-effect, so if we 9152 // are only checking if scan would succeed, stash a copy of the 9153 // old setting to restore at the end. 9154 PackageSetting nonMutatedPs = null; 9155 9156 // We keep references to the derived CPU Abis from settings in oder to reuse 9157 // them in the case where we're not upgrading or booting for the first time. 9158 String primaryCpuAbiFromSettings = null; 9159 String secondaryCpuAbiFromSettings = null; 9160 9161 // writer 9162 synchronized (mPackages) { 9163 if (pkg.mSharedUserId != null) { 9164 // SIDE EFFECTS; may potentially allocate a new shared user 9165 suid = mSettings.getSharedUserLPw( 9166 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9167 if (DEBUG_PACKAGE_SCANNING) { 9168 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9169 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9170 + "): packages=" + suid.packages); 9171 } 9172 } 9173 9174 // Check if we are renaming from an original package name. 9175 PackageSetting origPackage = null; 9176 String realName = null; 9177 if (pkg.mOriginalPackages != null) { 9178 // This package may need to be renamed to a previously 9179 // installed name. Let's check on that... 9180 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9181 if (pkg.mOriginalPackages.contains(renamed)) { 9182 // This package had originally been installed as the 9183 // original name, and we have already taken care of 9184 // transitioning to the new one. Just update the new 9185 // one to continue using the old name. 9186 realName = pkg.mRealPackage; 9187 if (!pkg.packageName.equals(renamed)) { 9188 // Callers into this function may have already taken 9189 // care of renaming the package; only do it here if 9190 // it is not already done. 9191 pkg.setPackageName(renamed); 9192 } 9193 } else { 9194 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9195 if ((origPackage = mSettings.getPackageLPr( 9196 pkg.mOriginalPackages.get(i))) != null) { 9197 // We do have the package already installed under its 9198 // original name... should we use it? 9199 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9200 // New package is not compatible with original. 9201 origPackage = null; 9202 continue; 9203 } else if (origPackage.sharedUser != null) { 9204 // Make sure uid is compatible between packages. 9205 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9206 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9207 + " to " + pkg.packageName + ": old uid " 9208 + origPackage.sharedUser.name 9209 + " differs from " + pkg.mSharedUserId); 9210 origPackage = null; 9211 continue; 9212 } 9213 // TODO: Add case when shared user id is added [b/28144775] 9214 } else { 9215 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9216 + pkg.packageName + " to old name " + origPackage.name); 9217 } 9218 break; 9219 } 9220 } 9221 } 9222 } 9223 9224 if (mTransferedPackages.contains(pkg.packageName)) { 9225 Slog.w(TAG, "Package " + pkg.packageName 9226 + " was transferred to another, but its .apk remains"); 9227 } 9228 9229 // See comments in nonMutatedPs declaration 9230 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9231 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9232 if (foundPs != null) { 9233 nonMutatedPs = new PackageSetting(foundPs); 9234 } 9235 } 9236 9237 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9238 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9239 if (foundPs != null) { 9240 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9241 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9242 } 9243 } 9244 9245 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9246 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9247 PackageManagerService.reportSettingsProblem(Log.WARN, 9248 "Package " + pkg.packageName + " shared user changed from " 9249 + (pkgSetting.sharedUser != null 9250 ? pkgSetting.sharedUser.name : "<nothing>") 9251 + " to " 9252 + (suid != null ? suid.name : "<nothing>") 9253 + "; replacing with new"); 9254 pkgSetting = null; 9255 } 9256 final PackageSetting oldPkgSetting = 9257 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9258 final PackageSetting disabledPkgSetting = 9259 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9260 9261 String[] usesStaticLibraries = null; 9262 if (pkg.usesStaticLibraries != null) { 9263 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9264 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9265 } 9266 9267 if (pkgSetting == null) { 9268 final String parentPackageName = (pkg.parentPackage != null) 9269 ? pkg.parentPackage.packageName : null; 9270 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9271 // REMOVE SharedUserSetting from method; update in a separate call 9272 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9273 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9274 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9275 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9276 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9277 true /*allowInstall*/, instantApp, parentPackageName, 9278 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9279 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9280 // SIDE EFFECTS; updates system state; move elsewhere 9281 if (origPackage != null) { 9282 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9283 } 9284 mSettings.addUserToSettingLPw(pkgSetting); 9285 } else { 9286 // REMOVE SharedUserSetting from method; update in a separate call. 9287 // 9288 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9289 // secondaryCpuAbi are not known at this point so we always update them 9290 // to null here, only to reset them at a later point. 9291 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9292 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9293 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9294 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9295 UserManagerService.getInstance(), usesStaticLibraries, 9296 pkg.usesStaticLibrariesVersions); 9297 } 9298 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9299 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9300 9301 // SIDE EFFECTS; modifies system state; move elsewhere 9302 if (pkgSetting.origPackage != null) { 9303 // If we are first transitioning from an original package, 9304 // fix up the new package's name now. We need to do this after 9305 // looking up the package under its new name, so getPackageLP 9306 // can take care of fiddling things correctly. 9307 pkg.setPackageName(origPackage.name); 9308 9309 // File a report about this. 9310 String msg = "New package " + pkgSetting.realName 9311 + " renamed to replace old package " + pkgSetting.name; 9312 reportSettingsProblem(Log.WARN, msg); 9313 9314 // Make a note of it. 9315 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9316 mTransferedPackages.add(origPackage.name); 9317 } 9318 9319 // No longer need to retain this. 9320 pkgSetting.origPackage = null; 9321 } 9322 9323 // SIDE EFFECTS; modifies system state; move elsewhere 9324 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9325 // Make a note of it. 9326 mTransferedPackages.add(pkg.packageName); 9327 } 9328 9329 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9330 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9331 } 9332 9333 if ((scanFlags & SCAN_BOOTING) == 0 9334 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9335 // Check all shared libraries and map to their actual file path. 9336 // We only do this here for apps not on a system dir, because those 9337 // are the only ones that can fail an install due to this. We 9338 // will take care of the system apps by updating all of their 9339 // library paths after the scan is done. Also during the initial 9340 // scan don't update any libs as we do this wholesale after all 9341 // apps are scanned to avoid dependency based scanning. 9342 updateSharedLibrariesLPr(pkg, null); 9343 } 9344 9345 if (mFoundPolicyFile) { 9346 SELinuxMMAC.assignSeInfoValue(pkg); 9347 } 9348 pkg.applicationInfo.uid = pkgSetting.appId; 9349 pkg.mExtras = pkgSetting; 9350 9351 9352 // Static shared libs have same package with different versions where 9353 // we internally use a synthetic package name to allow multiple versions 9354 // of the same package, therefore we need to compare signatures against 9355 // the package setting for the latest library version. 9356 PackageSetting signatureCheckPs = pkgSetting; 9357 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9358 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9359 if (libraryEntry != null) { 9360 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9361 } 9362 } 9363 9364 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9365 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9366 // We just determined the app is signed correctly, so bring 9367 // over the latest parsed certs. 9368 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9369 } else { 9370 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9371 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9372 "Package " + pkg.packageName + " upgrade keys do not match the " 9373 + "previously installed version"); 9374 } else { 9375 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9376 String msg = "System package " + pkg.packageName 9377 + " signature changed; retaining data."; 9378 reportSettingsProblem(Log.WARN, msg); 9379 } 9380 } 9381 } else { 9382 try { 9383 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9384 verifySignaturesLP(signatureCheckPs, pkg); 9385 // We just determined the app is signed correctly, so bring 9386 // over the latest parsed certs. 9387 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9388 } catch (PackageManagerException e) { 9389 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9390 throw e; 9391 } 9392 // The signature has changed, but this package is in the system 9393 // image... let's recover! 9394 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9395 // However... if this package is part of a shared user, but it 9396 // doesn't match the signature of the shared user, let's fail. 9397 // What this means is that you can't change the signatures 9398 // associated with an overall shared user, which doesn't seem all 9399 // that unreasonable. 9400 if (signatureCheckPs.sharedUser != null) { 9401 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9402 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9403 throw new PackageManagerException( 9404 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9405 "Signature mismatch for shared user: " 9406 + pkgSetting.sharedUser); 9407 } 9408 } 9409 // File a report about this. 9410 String msg = "System package " + pkg.packageName 9411 + " signature changed; retaining data."; 9412 reportSettingsProblem(Log.WARN, msg); 9413 } 9414 } 9415 9416 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9417 // This package wants to adopt ownership of permissions from 9418 // another package. 9419 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9420 final String origName = pkg.mAdoptPermissions.get(i); 9421 final PackageSetting orig = mSettings.getPackageLPr(origName); 9422 if (orig != null) { 9423 if (verifyPackageUpdateLPr(orig, pkg)) { 9424 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9425 + pkg.packageName); 9426 // SIDE EFFECTS; updates permissions system state; move elsewhere 9427 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9428 } 9429 } 9430 } 9431 } 9432 } 9433 9434 pkg.applicationInfo.processName = fixProcessName( 9435 pkg.applicationInfo.packageName, 9436 pkg.applicationInfo.processName); 9437 9438 if (pkg != mPlatformPackage) { 9439 // Get all of our default paths setup 9440 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9441 } 9442 9443 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9444 9445 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9446 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9447 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9448 derivePackageAbi( 9449 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9450 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9451 9452 // Some system apps still use directory structure for native libraries 9453 // in which case we might end up not detecting abi solely based on apk 9454 // structure. Try to detect abi based on directory structure. 9455 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9456 pkg.applicationInfo.primaryCpuAbi == null) { 9457 setBundledAppAbisAndRoots(pkg, pkgSetting); 9458 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9459 } 9460 } else { 9461 // This is not a first boot or an upgrade, don't bother deriving the 9462 // ABI during the scan. Instead, trust the value that was stored in the 9463 // package setting. 9464 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9465 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9466 9467 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9468 9469 if (DEBUG_ABI_SELECTION) { 9470 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9471 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9472 pkg.applicationInfo.secondaryCpuAbi); 9473 } 9474 } 9475 } else { 9476 if ((scanFlags & SCAN_MOVE) != 0) { 9477 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9478 // but we already have this packages package info in the PackageSetting. We just 9479 // use that and derive the native library path based on the new codepath. 9480 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9481 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9482 } 9483 9484 // Set native library paths again. For moves, the path will be updated based on the 9485 // ABIs we've determined above. For non-moves, the path will be updated based on the 9486 // ABIs we determined during compilation, but the path will depend on the final 9487 // package path (after the rename away from the stage path). 9488 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9489 } 9490 9491 // This is a special case for the "system" package, where the ABI is 9492 // dictated by the zygote configuration (and init.rc). We should keep track 9493 // of this ABI so that we can deal with "normal" applications that run under 9494 // the same UID correctly. 9495 if (mPlatformPackage == pkg) { 9496 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9497 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9498 } 9499 9500 // If there's a mismatch between the abi-override in the package setting 9501 // and the abiOverride specified for the install. Warn about this because we 9502 // would've already compiled the app without taking the package setting into 9503 // account. 9504 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9505 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9506 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9507 " for package " + pkg.packageName); 9508 } 9509 } 9510 9511 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9512 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9513 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9514 9515 // Copy the derived override back to the parsed package, so that we can 9516 // update the package settings accordingly. 9517 pkg.cpuAbiOverride = cpuAbiOverride; 9518 9519 if (DEBUG_ABI_SELECTION) { 9520 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9521 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9522 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9523 } 9524 9525 // Push the derived path down into PackageSettings so we know what to 9526 // clean up at uninstall time. 9527 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9528 9529 if (DEBUG_ABI_SELECTION) { 9530 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9531 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9532 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9533 } 9534 9535 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9536 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9537 // We don't do this here during boot because we can do it all 9538 // at once after scanning all existing packages. 9539 // 9540 // We also do this *before* we perform dexopt on this package, so that 9541 // we can avoid redundant dexopts, and also to make sure we've got the 9542 // code and package path correct. 9543 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9544 } 9545 9546 if (mFactoryTest && pkg.requestedPermissions.contains( 9547 android.Manifest.permission.FACTORY_TEST)) { 9548 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9549 } 9550 9551 if (isSystemApp(pkg)) { 9552 pkgSetting.isOrphaned = true; 9553 } 9554 9555 // Take care of first install / last update times. 9556 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9557 if (currentTime != 0) { 9558 if (pkgSetting.firstInstallTime == 0) { 9559 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9560 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9561 pkgSetting.lastUpdateTime = currentTime; 9562 } 9563 } else if (pkgSetting.firstInstallTime == 0) { 9564 // We need *something*. Take time time stamp of the file. 9565 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9566 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9567 if (scanFileTime != pkgSetting.timeStamp) { 9568 // A package on the system image has changed; consider this 9569 // to be an update. 9570 pkgSetting.lastUpdateTime = scanFileTime; 9571 } 9572 } 9573 pkgSetting.setTimeStamp(scanFileTime); 9574 9575 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9576 if (nonMutatedPs != null) { 9577 synchronized (mPackages) { 9578 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9579 } 9580 } 9581 } else { 9582 final int userId = user == null ? 0 : user.getIdentifier(); 9583 // Modify state for the given package setting 9584 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9585 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9586 if (pkgSetting.getInstantApp(userId)) { 9587 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9588 } 9589 } 9590 return pkg; 9591 } 9592 9593 /** 9594 * Applies policy to the parsed package based upon the given policy flags. 9595 * Ensures the package is in a good state. 9596 * <p> 9597 * Implementation detail: This method must NOT have any side effect. It would 9598 * ideally be static, but, it requires locks to read system state. 9599 */ 9600 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9601 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9602 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9603 if (pkg.applicationInfo.isDirectBootAware()) { 9604 // we're direct boot aware; set for all components 9605 for (PackageParser.Service s : pkg.services) { 9606 s.info.encryptionAware = s.info.directBootAware = true; 9607 } 9608 for (PackageParser.Provider p : pkg.providers) { 9609 p.info.encryptionAware = p.info.directBootAware = true; 9610 } 9611 for (PackageParser.Activity a : pkg.activities) { 9612 a.info.encryptionAware = a.info.directBootAware = true; 9613 } 9614 for (PackageParser.Activity r : pkg.receivers) { 9615 r.info.encryptionAware = r.info.directBootAware = true; 9616 } 9617 } 9618 } else { 9619 // Only allow system apps to be flagged as core apps. 9620 pkg.coreApp = false; 9621 // clear flags not applicable to regular apps 9622 pkg.applicationInfo.privateFlags &= 9623 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9624 pkg.applicationInfo.privateFlags &= 9625 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9626 } 9627 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9628 9629 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9630 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9631 } 9632 9633 if (!isSystemApp(pkg)) { 9634 // Only system apps can use these features. 9635 pkg.mOriginalPackages = null; 9636 pkg.mRealPackage = null; 9637 pkg.mAdoptPermissions = null; 9638 } 9639 } 9640 9641 /** 9642 * Asserts the parsed package is valid according to the given policy. If the 9643 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9644 * <p> 9645 * Implementation detail: This method must NOT have any side effects. It would 9646 * ideally be static, but, it requires locks to read system state. 9647 * 9648 * @throws PackageManagerException If the package fails any of the validation checks 9649 */ 9650 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9651 throws PackageManagerException { 9652 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9653 assertCodePolicy(pkg); 9654 } 9655 9656 if (pkg.applicationInfo.getCodePath() == null || 9657 pkg.applicationInfo.getResourcePath() == null) { 9658 // Bail out. The resource and code paths haven't been set. 9659 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9660 "Code and resource paths haven't been set correctly"); 9661 } 9662 9663 // Make sure we're not adding any bogus keyset info 9664 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9665 ksms.assertScannedPackageValid(pkg); 9666 9667 synchronized (mPackages) { 9668 // The special "android" package can only be defined once 9669 if (pkg.packageName.equals("android")) { 9670 if (mAndroidApplication != null) { 9671 Slog.w(TAG, "*************************************************"); 9672 Slog.w(TAG, "Core android package being redefined. Skipping."); 9673 Slog.w(TAG, " codePath=" + pkg.codePath); 9674 Slog.w(TAG, "*************************************************"); 9675 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9676 "Core android package being redefined. Skipping."); 9677 } 9678 } 9679 9680 // A package name must be unique; don't allow duplicates 9681 if (mPackages.containsKey(pkg.packageName)) { 9682 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9683 "Application package " + pkg.packageName 9684 + " already installed. Skipping duplicate."); 9685 } 9686 9687 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9688 // Static libs have a synthetic package name containing the version 9689 // but we still want the base name to be unique. 9690 if (mPackages.containsKey(pkg.manifestPackageName)) { 9691 throw new PackageManagerException( 9692 "Duplicate static shared lib provider package"); 9693 } 9694 9695 // Static shared libraries should have at least O target SDK 9696 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9697 throw new PackageManagerException( 9698 "Packages declaring static-shared libs must target O SDK or higher"); 9699 } 9700 9701 // Package declaring static a shared lib cannot be instant apps 9702 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9703 throw new PackageManagerException( 9704 "Packages declaring static-shared libs cannot be instant apps"); 9705 } 9706 9707 // Package declaring static a shared lib cannot be renamed since the package 9708 // name is synthetic and apps can't code around package manager internals. 9709 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9710 throw new PackageManagerException( 9711 "Packages declaring static-shared libs cannot be renamed"); 9712 } 9713 9714 // Package declaring static a shared lib cannot declare child packages 9715 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9716 throw new PackageManagerException( 9717 "Packages declaring static-shared libs cannot have child packages"); 9718 } 9719 9720 // Package declaring static a shared lib cannot declare dynamic libs 9721 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9722 throw new PackageManagerException( 9723 "Packages declaring static-shared libs cannot declare dynamic libs"); 9724 } 9725 9726 // Package declaring static a shared lib cannot declare shared users 9727 if (pkg.mSharedUserId != null) { 9728 throw new PackageManagerException( 9729 "Packages declaring static-shared libs cannot declare shared users"); 9730 } 9731 9732 // Static shared libs cannot declare activities 9733 if (!pkg.activities.isEmpty()) { 9734 throw new PackageManagerException( 9735 "Static shared libs cannot declare activities"); 9736 } 9737 9738 // Static shared libs cannot declare services 9739 if (!pkg.services.isEmpty()) { 9740 throw new PackageManagerException( 9741 "Static shared libs cannot declare services"); 9742 } 9743 9744 // Static shared libs cannot declare providers 9745 if (!pkg.providers.isEmpty()) { 9746 throw new PackageManagerException( 9747 "Static shared libs cannot declare content providers"); 9748 } 9749 9750 // Static shared libs cannot declare receivers 9751 if (!pkg.receivers.isEmpty()) { 9752 throw new PackageManagerException( 9753 "Static shared libs cannot declare broadcast receivers"); 9754 } 9755 9756 // Static shared libs cannot declare permission groups 9757 if (!pkg.permissionGroups.isEmpty()) { 9758 throw new PackageManagerException( 9759 "Static shared libs cannot declare permission groups"); 9760 } 9761 9762 // Static shared libs cannot declare permissions 9763 if (!pkg.permissions.isEmpty()) { 9764 throw new PackageManagerException( 9765 "Static shared libs cannot declare permissions"); 9766 } 9767 9768 // Static shared libs cannot declare protected broadcasts 9769 if (pkg.protectedBroadcasts != null) { 9770 throw new PackageManagerException( 9771 "Static shared libs cannot declare protected broadcasts"); 9772 } 9773 9774 // Static shared libs cannot be overlay targets 9775 if (pkg.mOverlayTarget != null) { 9776 throw new PackageManagerException( 9777 "Static shared libs cannot be overlay targets"); 9778 } 9779 9780 // The version codes must be ordered as lib versions 9781 int minVersionCode = Integer.MIN_VALUE; 9782 int maxVersionCode = Integer.MAX_VALUE; 9783 9784 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9785 pkg.staticSharedLibName); 9786 if (versionedLib != null) { 9787 final int versionCount = versionedLib.size(); 9788 for (int i = 0; i < versionCount; i++) { 9789 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9790 // TODO: We will change version code to long, so in the new API it is long 9791 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9792 .getVersionCode(); 9793 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9794 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9795 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9796 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9797 } else { 9798 minVersionCode = maxVersionCode = libVersionCode; 9799 break; 9800 } 9801 } 9802 } 9803 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9804 throw new PackageManagerException("Static shared" 9805 + " lib version codes must be ordered as lib versions"); 9806 } 9807 } 9808 9809 // Only privileged apps and updated privileged apps can add child packages. 9810 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9811 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9812 throw new PackageManagerException("Only privileged apps can add child " 9813 + "packages. Ignoring package " + pkg.packageName); 9814 } 9815 final int childCount = pkg.childPackages.size(); 9816 for (int i = 0; i < childCount; i++) { 9817 PackageParser.Package childPkg = pkg.childPackages.get(i); 9818 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9819 childPkg.packageName)) { 9820 throw new PackageManagerException("Can't override child of " 9821 + "another disabled app. Ignoring package " + pkg.packageName); 9822 } 9823 } 9824 } 9825 9826 // If we're only installing presumed-existing packages, require that the 9827 // scanned APK is both already known and at the path previously established 9828 // for it. Previously unknown packages we pick up normally, but if we have an 9829 // a priori expectation about this package's install presence, enforce it. 9830 // With a singular exception for new system packages. When an OTA contains 9831 // a new system package, we allow the codepath to change from a system location 9832 // to the user-installed location. If we don't allow this change, any newer, 9833 // user-installed version of the application will be ignored. 9834 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9835 if (mExpectingBetter.containsKey(pkg.packageName)) { 9836 logCriticalInfo(Log.WARN, 9837 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9838 } else { 9839 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9840 if (known != null) { 9841 if (DEBUG_PACKAGE_SCANNING) { 9842 Log.d(TAG, "Examining " + pkg.codePath 9843 + " and requiring known paths " + known.codePathString 9844 + " & " + known.resourcePathString); 9845 } 9846 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9847 || !pkg.applicationInfo.getResourcePath().equals( 9848 known.resourcePathString)) { 9849 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9850 "Application package " + pkg.packageName 9851 + " found at " + pkg.applicationInfo.getCodePath() 9852 + " but expected at " + known.codePathString 9853 + "; ignoring."); 9854 } 9855 } 9856 } 9857 } 9858 9859 // Verify that this new package doesn't have any content providers 9860 // that conflict with existing packages. Only do this if the 9861 // package isn't already installed, since we don't want to break 9862 // things that are installed. 9863 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9864 final int N = pkg.providers.size(); 9865 int i; 9866 for (i=0; i<N; i++) { 9867 PackageParser.Provider p = pkg.providers.get(i); 9868 if (p.info.authority != null) { 9869 String names[] = p.info.authority.split(";"); 9870 for (int j = 0; j < names.length; j++) { 9871 if (mProvidersByAuthority.containsKey(names[j])) { 9872 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9873 final String otherPackageName = 9874 ((other != null && other.getComponentName() != null) ? 9875 other.getComponentName().getPackageName() : "?"); 9876 throw new PackageManagerException( 9877 INSTALL_FAILED_CONFLICTING_PROVIDER, 9878 "Can't install because provider name " + names[j] 9879 + " (in package " + pkg.applicationInfo.packageName 9880 + ") is already used by " + otherPackageName); 9881 } 9882 } 9883 } 9884 } 9885 } 9886 } 9887 } 9888 9889 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9890 int type, String declaringPackageName, int declaringVersionCode) { 9891 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9892 if (versionedLib == null) { 9893 versionedLib = new SparseArray<>(); 9894 mSharedLibraries.put(name, versionedLib); 9895 if (type == SharedLibraryInfo.TYPE_STATIC) { 9896 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9897 } 9898 } else if (versionedLib.indexOfKey(version) >= 0) { 9899 return false; 9900 } 9901 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9902 version, type, declaringPackageName, declaringVersionCode); 9903 versionedLib.put(version, libEntry); 9904 return true; 9905 } 9906 9907 private boolean removeSharedLibraryLPw(String name, int version) { 9908 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9909 if (versionedLib == null) { 9910 return false; 9911 } 9912 final int libIdx = versionedLib.indexOfKey(version); 9913 if (libIdx < 0) { 9914 return false; 9915 } 9916 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9917 versionedLib.remove(version); 9918 if (versionedLib.size() <= 0) { 9919 mSharedLibraries.remove(name); 9920 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9921 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9922 .getPackageName()); 9923 } 9924 } 9925 return true; 9926 } 9927 9928 /** 9929 * Adds a scanned package to the system. When this method is finished, the package will 9930 * be available for query, resolution, etc... 9931 */ 9932 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9933 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9934 final String pkgName = pkg.packageName; 9935 if (mCustomResolverComponentName != null && 9936 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9937 setUpCustomResolverActivity(pkg); 9938 } 9939 9940 if (pkg.packageName.equals("android")) { 9941 synchronized (mPackages) { 9942 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9943 // Set up information for our fall-back user intent resolution activity. 9944 mPlatformPackage = pkg; 9945 pkg.mVersionCode = mSdkVersion; 9946 mAndroidApplication = pkg.applicationInfo; 9947 if (!mResolverReplaced) { 9948 mResolveActivity.applicationInfo = mAndroidApplication; 9949 mResolveActivity.name = ResolverActivity.class.getName(); 9950 mResolveActivity.packageName = mAndroidApplication.packageName; 9951 mResolveActivity.processName = "system:ui"; 9952 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9953 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9954 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9955 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9956 mResolveActivity.exported = true; 9957 mResolveActivity.enabled = true; 9958 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9959 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9960 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9961 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9962 | ActivityInfo.CONFIG_ORIENTATION 9963 | ActivityInfo.CONFIG_KEYBOARD 9964 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9965 mResolveInfo.activityInfo = mResolveActivity; 9966 mResolveInfo.priority = 0; 9967 mResolveInfo.preferredOrder = 0; 9968 mResolveInfo.match = 0; 9969 mResolveComponentName = new ComponentName( 9970 mAndroidApplication.packageName, mResolveActivity.name); 9971 } 9972 } 9973 } 9974 } 9975 9976 ArrayList<PackageParser.Package> clientLibPkgs = null; 9977 // writer 9978 synchronized (mPackages) { 9979 boolean hasStaticSharedLibs = false; 9980 9981 // Any app can add new static shared libraries 9982 if (pkg.staticSharedLibName != null) { 9983 // Static shared libs don't allow renaming as they have synthetic package 9984 // names to allow install of multiple versions, so use name from manifest. 9985 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9986 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9987 pkg.manifestPackageName, pkg.mVersionCode)) { 9988 hasStaticSharedLibs = true; 9989 } else { 9990 Slog.w(TAG, "Package " + pkg.packageName + " library " 9991 + pkg.staticSharedLibName + " already exists; skipping"); 9992 } 9993 // Static shared libs cannot be updated once installed since they 9994 // use synthetic package name which includes the version code, so 9995 // not need to update other packages's shared lib dependencies. 9996 } 9997 9998 if (!hasStaticSharedLibs 9999 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10000 // Only system apps can add new dynamic shared libraries. 10001 if (pkg.libraryNames != null) { 10002 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10003 String name = pkg.libraryNames.get(i); 10004 boolean allowed = false; 10005 if (pkg.isUpdatedSystemApp()) { 10006 // New library entries can only be added through the 10007 // system image. This is important to get rid of a lot 10008 // of nasty edge cases: for example if we allowed a non- 10009 // system update of the app to add a library, then uninstalling 10010 // the update would make the library go away, and assumptions 10011 // we made such as through app install filtering would now 10012 // have allowed apps on the device which aren't compatible 10013 // with it. Better to just have the restriction here, be 10014 // conservative, and create many fewer cases that can negatively 10015 // impact the user experience. 10016 final PackageSetting sysPs = mSettings 10017 .getDisabledSystemPkgLPr(pkg.packageName); 10018 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10019 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10020 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10021 allowed = true; 10022 break; 10023 } 10024 } 10025 } 10026 } else { 10027 allowed = true; 10028 } 10029 if (allowed) { 10030 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10031 SharedLibraryInfo.VERSION_UNDEFINED, 10032 SharedLibraryInfo.TYPE_DYNAMIC, 10033 pkg.packageName, pkg.mVersionCode)) { 10034 Slog.w(TAG, "Package " + pkg.packageName + " library " 10035 + name + " already exists; skipping"); 10036 } 10037 } else { 10038 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10039 + name + " that is not declared on system image; skipping"); 10040 } 10041 } 10042 10043 if ((scanFlags & SCAN_BOOTING) == 0) { 10044 // If we are not booting, we need to update any applications 10045 // that are clients of our shared library. If we are booting, 10046 // this will all be done once the scan is complete. 10047 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10048 } 10049 } 10050 } 10051 } 10052 10053 if ((scanFlags & SCAN_BOOTING) != 0) { 10054 // No apps can run during boot scan, so they don't need to be frozen 10055 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10056 // Caller asked to not kill app, so it's probably not frozen 10057 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10058 // Caller asked us to ignore frozen check for some reason; they 10059 // probably didn't know the package name 10060 } else { 10061 // We're doing major surgery on this package, so it better be frozen 10062 // right now to keep it from launching 10063 checkPackageFrozen(pkgName); 10064 } 10065 10066 // Also need to kill any apps that are dependent on the library. 10067 if (clientLibPkgs != null) { 10068 for (int i=0; i<clientLibPkgs.size(); i++) { 10069 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10070 killApplication(clientPkg.applicationInfo.packageName, 10071 clientPkg.applicationInfo.uid, "update lib"); 10072 } 10073 } 10074 10075 // writer 10076 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10077 10078 synchronized (mPackages) { 10079 // We don't expect installation to fail beyond this point 10080 10081 // Add the new setting to mSettings 10082 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10083 // Add the new setting to mPackages 10084 mPackages.put(pkg.applicationInfo.packageName, pkg); 10085 // Make sure we don't accidentally delete its data. 10086 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10087 while (iter.hasNext()) { 10088 PackageCleanItem item = iter.next(); 10089 if (pkgName.equals(item.packageName)) { 10090 iter.remove(); 10091 } 10092 } 10093 10094 // Add the package's KeySets to the global KeySetManagerService 10095 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10096 ksms.addScannedPackageLPw(pkg); 10097 10098 int N = pkg.providers.size(); 10099 StringBuilder r = null; 10100 int i; 10101 for (i=0; i<N; i++) { 10102 PackageParser.Provider p = pkg.providers.get(i); 10103 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10104 p.info.processName); 10105 mProviders.addProvider(p); 10106 p.syncable = p.info.isSyncable; 10107 if (p.info.authority != null) { 10108 String names[] = p.info.authority.split(";"); 10109 p.info.authority = null; 10110 for (int j = 0; j < names.length; j++) { 10111 if (j == 1 && p.syncable) { 10112 // We only want the first authority for a provider to possibly be 10113 // syncable, so if we already added this provider using a different 10114 // authority clear the syncable flag. We copy the provider before 10115 // changing it because the mProviders object contains a reference 10116 // to a provider that we don't want to change. 10117 // Only do this for the second authority since the resulting provider 10118 // object can be the same for all future authorities for this provider. 10119 p = new PackageParser.Provider(p); 10120 p.syncable = false; 10121 } 10122 if (!mProvidersByAuthority.containsKey(names[j])) { 10123 mProvidersByAuthority.put(names[j], p); 10124 if (p.info.authority == null) { 10125 p.info.authority = names[j]; 10126 } else { 10127 p.info.authority = p.info.authority + ";" + names[j]; 10128 } 10129 if (DEBUG_PACKAGE_SCANNING) { 10130 if (chatty) 10131 Log.d(TAG, "Registered content provider: " + names[j] 10132 + ", className = " + p.info.name + ", isSyncable = " 10133 + p.info.isSyncable); 10134 } 10135 } else { 10136 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10137 Slog.w(TAG, "Skipping provider name " + names[j] + 10138 " (in package " + pkg.applicationInfo.packageName + 10139 "): name already used by " 10140 + ((other != null && other.getComponentName() != null) 10141 ? other.getComponentName().getPackageName() : "?")); 10142 } 10143 } 10144 } 10145 if (chatty) { 10146 if (r == null) { 10147 r = new StringBuilder(256); 10148 } else { 10149 r.append(' '); 10150 } 10151 r.append(p.info.name); 10152 } 10153 } 10154 if (r != null) { 10155 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10156 } 10157 10158 N = pkg.services.size(); 10159 r = null; 10160 for (i=0; i<N; i++) { 10161 PackageParser.Service s = pkg.services.get(i); 10162 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10163 s.info.processName); 10164 mServices.addService(s); 10165 if (chatty) { 10166 if (r == null) { 10167 r = new StringBuilder(256); 10168 } else { 10169 r.append(' '); 10170 } 10171 r.append(s.info.name); 10172 } 10173 } 10174 if (r != null) { 10175 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10176 } 10177 10178 N = pkg.receivers.size(); 10179 r = null; 10180 for (i=0; i<N; i++) { 10181 PackageParser.Activity a = pkg.receivers.get(i); 10182 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10183 a.info.processName); 10184 mReceivers.addActivity(a, "receiver"); 10185 if (chatty) { 10186 if (r == null) { 10187 r = new StringBuilder(256); 10188 } else { 10189 r.append(' '); 10190 } 10191 r.append(a.info.name); 10192 } 10193 } 10194 if (r != null) { 10195 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10196 } 10197 10198 N = pkg.activities.size(); 10199 r = null; 10200 for (i=0; i<N; i++) { 10201 PackageParser.Activity a = pkg.activities.get(i); 10202 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10203 a.info.processName); 10204 mActivities.addActivity(a, "activity"); 10205 if (chatty) { 10206 if (r == null) { 10207 r = new StringBuilder(256); 10208 } else { 10209 r.append(' '); 10210 } 10211 r.append(a.info.name); 10212 } 10213 } 10214 if (r != null) { 10215 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10216 } 10217 10218 N = pkg.permissionGroups.size(); 10219 r = null; 10220 for (i=0; i<N; i++) { 10221 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10222 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10223 final String curPackageName = cur == null ? null : cur.info.packageName; 10224 // Dont allow ephemeral apps to define new permission groups. 10225 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10226 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10227 + pg.info.packageName 10228 + " ignored: instant apps cannot define new permission groups."); 10229 continue; 10230 } 10231 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10232 if (cur == null || isPackageUpdate) { 10233 mPermissionGroups.put(pg.info.name, pg); 10234 if (chatty) { 10235 if (r == null) { 10236 r = new StringBuilder(256); 10237 } else { 10238 r.append(' '); 10239 } 10240 if (isPackageUpdate) { 10241 r.append("UPD:"); 10242 } 10243 r.append(pg.info.name); 10244 } 10245 } else { 10246 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10247 + pg.info.packageName + " ignored: original from " 10248 + cur.info.packageName); 10249 if (chatty) { 10250 if (r == null) { 10251 r = new StringBuilder(256); 10252 } else { 10253 r.append(' '); 10254 } 10255 r.append("DUP:"); 10256 r.append(pg.info.name); 10257 } 10258 } 10259 } 10260 if (r != null) { 10261 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10262 } 10263 10264 N = pkg.permissions.size(); 10265 r = null; 10266 for (i=0; i<N; i++) { 10267 PackageParser.Permission p = pkg.permissions.get(i); 10268 10269 // Dont allow ephemeral apps to define new permissions. 10270 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10271 Slog.w(TAG, "Permission " + p.info.name + " from package " 10272 + p.info.packageName 10273 + " ignored: instant apps cannot define new permissions."); 10274 continue; 10275 } 10276 10277 // Assume by default that we did not install this permission into the system. 10278 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10279 10280 // Now that permission groups have a special meaning, we ignore permission 10281 // groups for legacy apps to prevent unexpected behavior. In particular, 10282 // permissions for one app being granted to someone just becase they happen 10283 // to be in a group defined by another app (before this had no implications). 10284 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10285 p.group = mPermissionGroups.get(p.info.group); 10286 // Warn for a permission in an unknown group. 10287 if (p.info.group != null && p.group == null) { 10288 Slog.w(TAG, "Permission " + p.info.name + " from package " 10289 + p.info.packageName + " in an unknown group " + p.info.group); 10290 } 10291 } 10292 10293 ArrayMap<String, BasePermission> permissionMap = 10294 p.tree ? mSettings.mPermissionTrees 10295 : mSettings.mPermissions; 10296 BasePermission bp = permissionMap.get(p.info.name); 10297 10298 // Allow system apps to redefine non-system permissions 10299 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10300 final boolean currentOwnerIsSystem = (bp.perm != null 10301 && isSystemApp(bp.perm.owner)); 10302 if (isSystemApp(p.owner)) { 10303 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10304 // It's a built-in permission and no owner, take ownership now 10305 bp.packageSetting = pkgSetting; 10306 bp.perm = p; 10307 bp.uid = pkg.applicationInfo.uid; 10308 bp.sourcePackage = p.info.packageName; 10309 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10310 } else if (!currentOwnerIsSystem) { 10311 String msg = "New decl " + p.owner + " of permission " 10312 + p.info.name + " is system; overriding " + bp.sourcePackage; 10313 reportSettingsProblem(Log.WARN, msg); 10314 bp = null; 10315 } 10316 } 10317 } 10318 10319 if (bp == null) { 10320 bp = new BasePermission(p.info.name, p.info.packageName, 10321 BasePermission.TYPE_NORMAL); 10322 permissionMap.put(p.info.name, bp); 10323 } 10324 10325 if (bp.perm == null) { 10326 if (bp.sourcePackage == null 10327 || bp.sourcePackage.equals(p.info.packageName)) { 10328 BasePermission tree = findPermissionTreeLP(p.info.name); 10329 if (tree == null 10330 || tree.sourcePackage.equals(p.info.packageName)) { 10331 bp.packageSetting = pkgSetting; 10332 bp.perm = p; 10333 bp.uid = pkg.applicationInfo.uid; 10334 bp.sourcePackage = p.info.packageName; 10335 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10336 if (chatty) { 10337 if (r == null) { 10338 r = new StringBuilder(256); 10339 } else { 10340 r.append(' '); 10341 } 10342 r.append(p.info.name); 10343 } 10344 } else { 10345 Slog.w(TAG, "Permission " + p.info.name + " from package " 10346 + p.info.packageName + " ignored: base tree " 10347 + tree.name + " is from package " 10348 + tree.sourcePackage); 10349 } 10350 } else { 10351 Slog.w(TAG, "Permission " + p.info.name + " from package " 10352 + p.info.packageName + " ignored: original from " 10353 + bp.sourcePackage); 10354 } 10355 } else if (chatty) { 10356 if (r == null) { 10357 r = new StringBuilder(256); 10358 } else { 10359 r.append(' '); 10360 } 10361 r.append("DUP:"); 10362 r.append(p.info.name); 10363 } 10364 if (bp.perm == p) { 10365 bp.protectionLevel = p.info.protectionLevel; 10366 } 10367 } 10368 10369 if (r != null) { 10370 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10371 } 10372 10373 N = pkg.instrumentation.size(); 10374 r = null; 10375 for (i=0; i<N; i++) { 10376 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10377 a.info.packageName = pkg.applicationInfo.packageName; 10378 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10379 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10380 a.info.splitNames = pkg.splitNames; 10381 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10382 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10383 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10384 a.info.dataDir = pkg.applicationInfo.dataDir; 10385 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10386 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10387 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10388 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10389 mInstrumentation.put(a.getComponentName(), a); 10390 if (chatty) { 10391 if (r == null) { 10392 r = new StringBuilder(256); 10393 } else { 10394 r.append(' '); 10395 } 10396 r.append(a.info.name); 10397 } 10398 } 10399 if (r != null) { 10400 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10401 } 10402 10403 if (pkg.protectedBroadcasts != null) { 10404 N = pkg.protectedBroadcasts.size(); 10405 for (i=0; i<N; i++) { 10406 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10407 } 10408 } 10409 } 10410 10411 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10412 } 10413 10414 /** 10415 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10416 * is derived purely on the basis of the contents of {@code scanFile} and 10417 * {@code cpuAbiOverride}. 10418 * 10419 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10420 */ 10421 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10422 String cpuAbiOverride, boolean extractLibs, 10423 File appLib32InstallDir) 10424 throws PackageManagerException { 10425 // Give ourselves some initial paths; we'll come back for another 10426 // pass once we've determined ABI below. 10427 setNativeLibraryPaths(pkg, appLib32InstallDir); 10428 10429 // We would never need to extract libs for forward-locked and external packages, 10430 // since the container service will do it for us. We shouldn't attempt to 10431 // extract libs from system app when it was not updated. 10432 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10433 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10434 extractLibs = false; 10435 } 10436 10437 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10438 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10439 10440 NativeLibraryHelper.Handle handle = null; 10441 try { 10442 handle = NativeLibraryHelper.Handle.create(pkg); 10443 // TODO(multiArch): This can be null for apps that didn't go through the 10444 // usual installation process. We can calculate it again, like we 10445 // do during install time. 10446 // 10447 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10448 // unnecessary. 10449 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10450 10451 // Null out the abis so that they can be recalculated. 10452 pkg.applicationInfo.primaryCpuAbi = null; 10453 pkg.applicationInfo.secondaryCpuAbi = null; 10454 if (isMultiArch(pkg.applicationInfo)) { 10455 // Warn if we've set an abiOverride for multi-lib packages.. 10456 // By definition, we need to copy both 32 and 64 bit libraries for 10457 // such packages. 10458 if (pkg.cpuAbiOverride != null 10459 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10460 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10461 } 10462 10463 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10464 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10465 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10466 if (extractLibs) { 10467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10468 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10469 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10470 useIsaSpecificSubdirs); 10471 } else { 10472 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10473 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10474 } 10475 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10476 } 10477 10478 maybeThrowExceptionForMultiArchCopy( 10479 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10480 10481 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10482 if (extractLibs) { 10483 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10484 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10485 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10486 useIsaSpecificSubdirs); 10487 } else { 10488 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10489 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10490 } 10491 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10492 } 10493 10494 maybeThrowExceptionForMultiArchCopy( 10495 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10496 10497 if (abi64 >= 0) { 10498 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10499 } 10500 10501 if (abi32 >= 0) { 10502 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10503 if (abi64 >= 0) { 10504 if (pkg.use32bitAbi) { 10505 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10506 pkg.applicationInfo.primaryCpuAbi = abi; 10507 } else { 10508 pkg.applicationInfo.secondaryCpuAbi = abi; 10509 } 10510 } else { 10511 pkg.applicationInfo.primaryCpuAbi = abi; 10512 } 10513 } 10514 10515 } else { 10516 String[] abiList = (cpuAbiOverride != null) ? 10517 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10518 10519 // Enable gross and lame hacks for apps that are built with old 10520 // SDK tools. We must scan their APKs for renderscript bitcode and 10521 // not launch them if it's present. Don't bother checking on devices 10522 // that don't have 64 bit support. 10523 boolean needsRenderScriptOverride = false; 10524 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10525 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10526 abiList = Build.SUPPORTED_32_BIT_ABIS; 10527 needsRenderScriptOverride = true; 10528 } 10529 10530 final int copyRet; 10531 if (extractLibs) { 10532 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10533 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10534 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10535 } else { 10536 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10537 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10538 } 10539 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10540 10541 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10542 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10543 "Error unpackaging native libs for app, errorCode=" + copyRet); 10544 } 10545 10546 if (copyRet >= 0) { 10547 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10548 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10549 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10550 } else if (needsRenderScriptOverride) { 10551 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10552 } 10553 } 10554 } catch (IOException ioe) { 10555 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10556 } finally { 10557 IoUtils.closeQuietly(handle); 10558 } 10559 10560 // Now that we've calculated the ABIs and determined if it's an internal app, 10561 // we will go ahead and populate the nativeLibraryPath. 10562 setNativeLibraryPaths(pkg, appLib32InstallDir); 10563 } 10564 10565 /** 10566 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10567 * i.e, so that all packages can be run inside a single process if required. 10568 * 10569 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10570 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10571 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10572 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10573 * updating a package that belongs to a shared user. 10574 * 10575 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10576 * adds unnecessary complexity. 10577 */ 10578 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10579 PackageParser.Package scannedPackage) { 10580 String requiredInstructionSet = null; 10581 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10582 requiredInstructionSet = VMRuntime.getInstructionSet( 10583 scannedPackage.applicationInfo.primaryCpuAbi); 10584 } 10585 10586 PackageSetting requirer = null; 10587 for (PackageSetting ps : packagesForUser) { 10588 // If packagesForUser contains scannedPackage, we skip it. This will happen 10589 // when scannedPackage is an update of an existing package. Without this check, 10590 // we will never be able to change the ABI of any package belonging to a shared 10591 // user, even if it's compatible with other packages. 10592 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10593 if (ps.primaryCpuAbiString == null) { 10594 continue; 10595 } 10596 10597 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10598 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10599 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10600 // this but there's not much we can do. 10601 String errorMessage = "Instruction set mismatch, " 10602 + ((requirer == null) ? "[caller]" : requirer) 10603 + " requires " + requiredInstructionSet + " whereas " + ps 10604 + " requires " + instructionSet; 10605 Slog.w(TAG, errorMessage); 10606 } 10607 10608 if (requiredInstructionSet == null) { 10609 requiredInstructionSet = instructionSet; 10610 requirer = ps; 10611 } 10612 } 10613 } 10614 10615 if (requiredInstructionSet != null) { 10616 String adjustedAbi; 10617 if (requirer != null) { 10618 // requirer != null implies that either scannedPackage was null or that scannedPackage 10619 // did not require an ABI, in which case we have to adjust scannedPackage to match 10620 // the ABI of the set (which is the same as requirer's ABI) 10621 adjustedAbi = requirer.primaryCpuAbiString; 10622 if (scannedPackage != null) { 10623 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10624 } 10625 } else { 10626 // requirer == null implies that we're updating all ABIs in the set to 10627 // match scannedPackage. 10628 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10629 } 10630 10631 for (PackageSetting ps : packagesForUser) { 10632 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10633 if (ps.primaryCpuAbiString != null) { 10634 continue; 10635 } 10636 10637 ps.primaryCpuAbiString = adjustedAbi; 10638 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10639 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10640 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10641 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10642 + " (requirer=" 10643 + (requirer != null ? requirer.pkg : "null") 10644 + ", scannedPackage=" 10645 + (scannedPackage != null ? scannedPackage : "null") 10646 + ")"); 10647 try { 10648 mInstaller.rmdex(ps.codePathString, 10649 getDexCodeInstructionSet(getPreferredInstructionSet())); 10650 } catch (InstallerException ignored) { 10651 } 10652 } 10653 } 10654 } 10655 } 10656 } 10657 10658 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10659 synchronized (mPackages) { 10660 mResolverReplaced = true; 10661 // Set up information for custom user intent resolution activity. 10662 mResolveActivity.applicationInfo = pkg.applicationInfo; 10663 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10664 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10665 mResolveActivity.processName = pkg.applicationInfo.packageName; 10666 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10667 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10668 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10669 mResolveActivity.theme = 0; 10670 mResolveActivity.exported = true; 10671 mResolveActivity.enabled = true; 10672 mResolveInfo.activityInfo = mResolveActivity; 10673 mResolveInfo.priority = 0; 10674 mResolveInfo.preferredOrder = 0; 10675 mResolveInfo.match = 0; 10676 mResolveComponentName = mCustomResolverComponentName; 10677 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10678 mResolveComponentName); 10679 } 10680 } 10681 10682 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10683 if (installerActivity == null) { 10684 if (DEBUG_EPHEMERAL) { 10685 Slog.d(TAG, "Clear ephemeral installer activity"); 10686 } 10687 mInstantAppInstallerActivity = null; 10688 return; 10689 } 10690 10691 if (DEBUG_EPHEMERAL) { 10692 Slog.d(TAG, "Set ephemeral installer activity: " 10693 + installerActivity.getComponentName()); 10694 } 10695 // Set up information for ephemeral installer activity 10696 mInstantAppInstallerActivity = installerActivity; 10697 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10698 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10699 mInstantAppInstallerActivity.exported = true; 10700 mInstantAppInstallerActivity.enabled = true; 10701 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10702 mInstantAppInstallerInfo.priority = 0; 10703 mInstantAppInstallerInfo.preferredOrder = 1; 10704 mInstantAppInstallerInfo.isDefault = true; 10705 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10706 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10707 } 10708 10709 private static String calculateBundledApkRoot(final String codePathString) { 10710 final File codePath = new File(codePathString); 10711 final File codeRoot; 10712 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10713 codeRoot = Environment.getRootDirectory(); 10714 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10715 codeRoot = Environment.getOemDirectory(); 10716 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10717 codeRoot = Environment.getVendorDirectory(); 10718 } else { 10719 // Unrecognized code path; take its top real segment as the apk root: 10720 // e.g. /something/app/blah.apk => /something 10721 try { 10722 File f = codePath.getCanonicalFile(); 10723 File parent = f.getParentFile(); // non-null because codePath is a file 10724 File tmp; 10725 while ((tmp = parent.getParentFile()) != null) { 10726 f = parent; 10727 parent = tmp; 10728 } 10729 codeRoot = f; 10730 Slog.w(TAG, "Unrecognized code path " 10731 + codePath + " - using " + codeRoot); 10732 } catch (IOException e) { 10733 // Can't canonicalize the code path -- shenanigans? 10734 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10735 return Environment.getRootDirectory().getPath(); 10736 } 10737 } 10738 return codeRoot.getPath(); 10739 } 10740 10741 /** 10742 * Derive and set the location of native libraries for the given package, 10743 * which varies depending on where and how the package was installed. 10744 */ 10745 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10746 final ApplicationInfo info = pkg.applicationInfo; 10747 final String codePath = pkg.codePath; 10748 final File codeFile = new File(codePath); 10749 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10750 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10751 10752 info.nativeLibraryRootDir = null; 10753 info.nativeLibraryRootRequiresIsa = false; 10754 info.nativeLibraryDir = null; 10755 info.secondaryNativeLibraryDir = null; 10756 10757 if (isApkFile(codeFile)) { 10758 // Monolithic install 10759 if (bundledApp) { 10760 // If "/system/lib64/apkname" exists, assume that is the per-package 10761 // native library directory to use; otherwise use "/system/lib/apkname". 10762 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10763 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10764 getPrimaryInstructionSet(info)); 10765 10766 // This is a bundled system app so choose the path based on the ABI. 10767 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10768 // is just the default path. 10769 final String apkName = deriveCodePathName(codePath); 10770 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10771 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10772 apkName).getAbsolutePath(); 10773 10774 if (info.secondaryCpuAbi != null) { 10775 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10776 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10777 secondaryLibDir, apkName).getAbsolutePath(); 10778 } 10779 } else if (asecApp) { 10780 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10781 .getAbsolutePath(); 10782 } else { 10783 final String apkName = deriveCodePathName(codePath); 10784 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10785 .getAbsolutePath(); 10786 } 10787 10788 info.nativeLibraryRootRequiresIsa = false; 10789 info.nativeLibraryDir = info.nativeLibraryRootDir; 10790 } else { 10791 // Cluster install 10792 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10793 info.nativeLibraryRootRequiresIsa = true; 10794 10795 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10796 getPrimaryInstructionSet(info)).getAbsolutePath(); 10797 10798 if (info.secondaryCpuAbi != null) { 10799 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10800 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10801 } 10802 } 10803 } 10804 10805 /** 10806 * Calculate the abis and roots for a bundled app. These can uniquely 10807 * be determined from the contents of the system partition, i.e whether 10808 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10809 * of this information, and instead assume that the system was built 10810 * sensibly. 10811 */ 10812 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10813 PackageSetting pkgSetting) { 10814 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10815 10816 // If "/system/lib64/apkname" exists, assume that is the per-package 10817 // native library directory to use; otherwise use "/system/lib/apkname". 10818 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10819 setBundledAppAbi(pkg, apkRoot, apkName); 10820 // pkgSetting might be null during rescan following uninstall of updates 10821 // to a bundled app, so accommodate that possibility. The settings in 10822 // that case will be established later from the parsed package. 10823 // 10824 // If the settings aren't null, sync them up with what we've just derived. 10825 // note that apkRoot isn't stored in the package settings. 10826 if (pkgSetting != null) { 10827 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10828 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10829 } 10830 } 10831 10832 /** 10833 * Deduces the ABI of a bundled app and sets the relevant fields on the 10834 * parsed pkg object. 10835 * 10836 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10837 * under which system libraries are installed. 10838 * @param apkName the name of the installed package. 10839 */ 10840 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10841 final File codeFile = new File(pkg.codePath); 10842 10843 final boolean has64BitLibs; 10844 final boolean has32BitLibs; 10845 if (isApkFile(codeFile)) { 10846 // Monolithic install 10847 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10848 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10849 } else { 10850 // Cluster install 10851 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10852 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10853 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10854 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10855 has64BitLibs = (new File(rootDir, isa)).exists(); 10856 } else { 10857 has64BitLibs = false; 10858 } 10859 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10860 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10861 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10862 has32BitLibs = (new File(rootDir, isa)).exists(); 10863 } else { 10864 has32BitLibs = false; 10865 } 10866 } 10867 10868 if (has64BitLibs && !has32BitLibs) { 10869 // The package has 64 bit libs, but not 32 bit libs. Its primary 10870 // ABI should be 64 bit. We can safely assume here that the bundled 10871 // native libraries correspond to the most preferred ABI in the list. 10872 10873 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10874 pkg.applicationInfo.secondaryCpuAbi = null; 10875 } else if (has32BitLibs && !has64BitLibs) { 10876 // The package has 32 bit libs but not 64 bit libs. Its primary 10877 // ABI should be 32 bit. 10878 10879 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10880 pkg.applicationInfo.secondaryCpuAbi = null; 10881 } else if (has32BitLibs && has64BitLibs) { 10882 // The application has both 64 and 32 bit bundled libraries. We check 10883 // here that the app declares multiArch support, and warn if it doesn't. 10884 // 10885 // We will be lenient here and record both ABIs. The primary will be the 10886 // ABI that's higher on the list, i.e, a device that's configured to prefer 10887 // 64 bit apps will see a 64 bit primary ABI, 10888 10889 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10890 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10891 } 10892 10893 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10894 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10895 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10896 } else { 10897 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10898 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10899 } 10900 } else { 10901 pkg.applicationInfo.primaryCpuAbi = null; 10902 pkg.applicationInfo.secondaryCpuAbi = null; 10903 } 10904 } 10905 10906 private void killApplication(String pkgName, int appId, String reason) { 10907 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10908 } 10909 10910 private void killApplication(String pkgName, int appId, int userId, String reason) { 10911 // Request the ActivityManager to kill the process(only for existing packages) 10912 // so that we do not end up in a confused state while the user is still using the older 10913 // version of the application while the new one gets installed. 10914 final long token = Binder.clearCallingIdentity(); 10915 try { 10916 IActivityManager am = ActivityManager.getService(); 10917 if (am != null) { 10918 try { 10919 am.killApplication(pkgName, appId, userId, reason); 10920 } catch (RemoteException e) { 10921 } 10922 } 10923 } finally { 10924 Binder.restoreCallingIdentity(token); 10925 } 10926 } 10927 10928 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10929 // Remove the parent package setting 10930 PackageSetting ps = (PackageSetting) pkg.mExtras; 10931 if (ps != null) { 10932 removePackageLI(ps, chatty); 10933 } 10934 // Remove the child package setting 10935 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10936 for (int i = 0; i < childCount; i++) { 10937 PackageParser.Package childPkg = pkg.childPackages.get(i); 10938 ps = (PackageSetting) childPkg.mExtras; 10939 if (ps != null) { 10940 removePackageLI(ps, chatty); 10941 } 10942 } 10943 } 10944 10945 void removePackageLI(PackageSetting ps, boolean chatty) { 10946 if (DEBUG_INSTALL) { 10947 if (chatty) 10948 Log.d(TAG, "Removing package " + ps.name); 10949 } 10950 10951 // writer 10952 synchronized (mPackages) { 10953 mPackages.remove(ps.name); 10954 final PackageParser.Package pkg = ps.pkg; 10955 if (pkg != null) { 10956 cleanPackageDataStructuresLILPw(pkg, chatty); 10957 } 10958 } 10959 } 10960 10961 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10962 if (DEBUG_INSTALL) { 10963 if (chatty) 10964 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10965 } 10966 10967 // writer 10968 synchronized (mPackages) { 10969 // Remove the parent package 10970 mPackages.remove(pkg.applicationInfo.packageName); 10971 cleanPackageDataStructuresLILPw(pkg, chatty); 10972 10973 // Remove the child packages 10974 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10975 for (int i = 0; i < childCount; i++) { 10976 PackageParser.Package childPkg = pkg.childPackages.get(i); 10977 mPackages.remove(childPkg.applicationInfo.packageName); 10978 cleanPackageDataStructuresLILPw(childPkg, chatty); 10979 } 10980 } 10981 } 10982 10983 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10984 int N = pkg.providers.size(); 10985 StringBuilder r = null; 10986 int i; 10987 for (i=0; i<N; i++) { 10988 PackageParser.Provider p = pkg.providers.get(i); 10989 mProviders.removeProvider(p); 10990 if (p.info.authority == null) { 10991 10992 /* There was another ContentProvider with this authority when 10993 * this app was installed so this authority is null, 10994 * Ignore it as we don't have to unregister the provider. 10995 */ 10996 continue; 10997 } 10998 String names[] = p.info.authority.split(";"); 10999 for (int j = 0; j < names.length; j++) { 11000 if (mProvidersByAuthority.get(names[j]) == p) { 11001 mProvidersByAuthority.remove(names[j]); 11002 if (DEBUG_REMOVE) { 11003 if (chatty) 11004 Log.d(TAG, "Unregistered content provider: " + names[j] 11005 + ", className = " + p.info.name + ", isSyncable = " 11006 + p.info.isSyncable); 11007 } 11008 } 11009 } 11010 if (DEBUG_REMOVE && chatty) { 11011 if (r == null) { 11012 r = new StringBuilder(256); 11013 } else { 11014 r.append(' '); 11015 } 11016 r.append(p.info.name); 11017 } 11018 } 11019 if (r != null) { 11020 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11021 } 11022 11023 N = pkg.services.size(); 11024 r = null; 11025 for (i=0; i<N; i++) { 11026 PackageParser.Service s = pkg.services.get(i); 11027 mServices.removeService(s); 11028 if (chatty) { 11029 if (r == null) { 11030 r = new StringBuilder(256); 11031 } else { 11032 r.append(' '); 11033 } 11034 r.append(s.info.name); 11035 } 11036 } 11037 if (r != null) { 11038 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11039 } 11040 11041 N = pkg.receivers.size(); 11042 r = null; 11043 for (i=0; i<N; i++) { 11044 PackageParser.Activity a = pkg.receivers.get(i); 11045 mReceivers.removeActivity(a, "receiver"); 11046 if (DEBUG_REMOVE && chatty) { 11047 if (r == null) { 11048 r = new StringBuilder(256); 11049 } else { 11050 r.append(' '); 11051 } 11052 r.append(a.info.name); 11053 } 11054 } 11055 if (r != null) { 11056 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11057 } 11058 11059 N = pkg.activities.size(); 11060 r = null; 11061 for (i=0; i<N; i++) { 11062 PackageParser.Activity a = pkg.activities.get(i); 11063 mActivities.removeActivity(a, "activity"); 11064 if (DEBUG_REMOVE && chatty) { 11065 if (r == null) { 11066 r = new StringBuilder(256); 11067 } else { 11068 r.append(' '); 11069 } 11070 r.append(a.info.name); 11071 } 11072 } 11073 if (r != null) { 11074 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11075 } 11076 11077 N = pkg.permissions.size(); 11078 r = null; 11079 for (i=0; i<N; i++) { 11080 PackageParser.Permission p = pkg.permissions.get(i); 11081 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11082 if (bp == null) { 11083 bp = mSettings.mPermissionTrees.get(p.info.name); 11084 } 11085 if (bp != null && bp.perm == p) { 11086 bp.perm = null; 11087 if (DEBUG_REMOVE && chatty) { 11088 if (r == null) { 11089 r = new StringBuilder(256); 11090 } else { 11091 r.append(' '); 11092 } 11093 r.append(p.info.name); 11094 } 11095 } 11096 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11097 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11098 if (appOpPkgs != null) { 11099 appOpPkgs.remove(pkg.packageName); 11100 } 11101 } 11102 } 11103 if (r != null) { 11104 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11105 } 11106 11107 N = pkg.requestedPermissions.size(); 11108 r = null; 11109 for (i=0; i<N; i++) { 11110 String perm = pkg.requestedPermissions.get(i); 11111 BasePermission bp = mSettings.mPermissions.get(perm); 11112 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11113 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11114 if (appOpPkgs != null) { 11115 appOpPkgs.remove(pkg.packageName); 11116 if (appOpPkgs.isEmpty()) { 11117 mAppOpPermissionPackages.remove(perm); 11118 } 11119 } 11120 } 11121 } 11122 if (r != null) { 11123 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11124 } 11125 11126 N = pkg.instrumentation.size(); 11127 r = null; 11128 for (i=0; i<N; i++) { 11129 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11130 mInstrumentation.remove(a.getComponentName()); 11131 if (DEBUG_REMOVE && chatty) { 11132 if (r == null) { 11133 r = new StringBuilder(256); 11134 } else { 11135 r.append(' '); 11136 } 11137 r.append(a.info.name); 11138 } 11139 } 11140 if (r != null) { 11141 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11142 } 11143 11144 r = null; 11145 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11146 // Only system apps can hold shared libraries. 11147 if (pkg.libraryNames != null) { 11148 for (i = 0; i < pkg.libraryNames.size(); i++) { 11149 String name = pkg.libraryNames.get(i); 11150 if (removeSharedLibraryLPw(name, 0)) { 11151 if (DEBUG_REMOVE && chatty) { 11152 if (r == null) { 11153 r = new StringBuilder(256); 11154 } else { 11155 r.append(' '); 11156 } 11157 r.append(name); 11158 } 11159 } 11160 } 11161 } 11162 } 11163 11164 r = null; 11165 11166 // Any package can hold static shared libraries. 11167 if (pkg.staticSharedLibName != null) { 11168 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11169 if (DEBUG_REMOVE && chatty) { 11170 if (r == null) { 11171 r = new StringBuilder(256); 11172 } else { 11173 r.append(' '); 11174 } 11175 r.append(pkg.staticSharedLibName); 11176 } 11177 } 11178 } 11179 11180 if (r != null) { 11181 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11182 } 11183 } 11184 11185 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11186 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11187 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11188 return true; 11189 } 11190 } 11191 return false; 11192 } 11193 11194 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11195 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11196 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11197 11198 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11199 // Update the parent permissions 11200 updatePermissionsLPw(pkg.packageName, pkg, flags); 11201 // Update the child permissions 11202 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11203 for (int i = 0; i < childCount; i++) { 11204 PackageParser.Package childPkg = pkg.childPackages.get(i); 11205 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11206 } 11207 } 11208 11209 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11210 int flags) { 11211 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11212 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11213 } 11214 11215 private void updatePermissionsLPw(String changingPkg, 11216 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11217 // Make sure there are no dangling permission trees. 11218 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11219 while (it.hasNext()) { 11220 final BasePermission bp = it.next(); 11221 if (bp.packageSetting == null) { 11222 // We may not yet have parsed the package, so just see if 11223 // we still know about its settings. 11224 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11225 } 11226 if (bp.packageSetting == null) { 11227 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11228 + " from package " + bp.sourcePackage); 11229 it.remove(); 11230 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11231 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11232 Slog.i(TAG, "Removing old permission tree: " + bp.name 11233 + " from package " + bp.sourcePackage); 11234 flags |= UPDATE_PERMISSIONS_ALL; 11235 it.remove(); 11236 } 11237 } 11238 } 11239 11240 // Make sure all dynamic permissions have been assigned to a package, 11241 // and make sure there are no dangling permissions. 11242 it = mSettings.mPermissions.values().iterator(); 11243 while (it.hasNext()) { 11244 final BasePermission bp = it.next(); 11245 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11246 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11247 + bp.name + " pkg=" + bp.sourcePackage 11248 + " info=" + bp.pendingInfo); 11249 if (bp.packageSetting == null && bp.pendingInfo != null) { 11250 final BasePermission tree = findPermissionTreeLP(bp.name); 11251 if (tree != null && tree.perm != null) { 11252 bp.packageSetting = tree.packageSetting; 11253 bp.perm = new PackageParser.Permission(tree.perm.owner, 11254 new PermissionInfo(bp.pendingInfo)); 11255 bp.perm.info.packageName = tree.perm.info.packageName; 11256 bp.perm.info.name = bp.name; 11257 bp.uid = tree.uid; 11258 } 11259 } 11260 } 11261 if (bp.packageSetting == null) { 11262 // We may not yet have parsed the package, so just see if 11263 // we still know about its settings. 11264 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11265 } 11266 if (bp.packageSetting == null) { 11267 Slog.w(TAG, "Removing dangling permission: " + bp.name 11268 + " from package " + bp.sourcePackage); 11269 it.remove(); 11270 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11271 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11272 Slog.i(TAG, "Removing old permission: " + bp.name 11273 + " from package " + bp.sourcePackage); 11274 flags |= UPDATE_PERMISSIONS_ALL; 11275 it.remove(); 11276 } 11277 } 11278 } 11279 11280 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11281 // Now update the permissions for all packages, in particular 11282 // replace the granted permissions of the system packages. 11283 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11284 for (PackageParser.Package pkg : mPackages.values()) { 11285 if (pkg != pkgInfo) { 11286 // Only replace for packages on requested volume 11287 final String volumeUuid = getVolumeUuidForPackage(pkg); 11288 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11289 && Objects.equals(replaceVolumeUuid, volumeUuid); 11290 grantPermissionsLPw(pkg, replace, changingPkg); 11291 } 11292 } 11293 } 11294 11295 if (pkgInfo != null) { 11296 // Only replace for packages on requested volume 11297 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11298 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11299 && Objects.equals(replaceVolumeUuid, volumeUuid); 11300 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11301 } 11302 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11303 } 11304 11305 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11306 String packageOfInterest) { 11307 // IMPORTANT: There are two types of permissions: install and runtime. 11308 // Install time permissions are granted when the app is installed to 11309 // all device users and users added in the future. Runtime permissions 11310 // are granted at runtime explicitly to specific users. Normal and signature 11311 // protected permissions are install time permissions. Dangerous permissions 11312 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11313 // otherwise they are runtime permissions. This function does not manage 11314 // runtime permissions except for the case an app targeting Lollipop MR1 11315 // being upgraded to target a newer SDK, in which case dangerous permissions 11316 // are transformed from install time to runtime ones. 11317 11318 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11319 if (ps == null) { 11320 return; 11321 } 11322 11323 PermissionsState permissionsState = ps.getPermissionsState(); 11324 PermissionsState origPermissions = permissionsState; 11325 11326 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11327 11328 boolean runtimePermissionsRevoked = false; 11329 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11330 11331 boolean changedInstallPermission = false; 11332 11333 if (replace) { 11334 ps.installPermissionsFixed = false; 11335 if (!ps.isSharedUser()) { 11336 origPermissions = new PermissionsState(permissionsState); 11337 permissionsState.reset(); 11338 } else { 11339 // We need to know only about runtime permission changes since the 11340 // calling code always writes the install permissions state but 11341 // the runtime ones are written only if changed. The only cases of 11342 // changed runtime permissions here are promotion of an install to 11343 // runtime and revocation of a runtime from a shared user. 11344 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11345 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11346 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11347 runtimePermissionsRevoked = true; 11348 } 11349 } 11350 } 11351 11352 permissionsState.setGlobalGids(mGlobalGids); 11353 11354 final int N = pkg.requestedPermissions.size(); 11355 for (int i=0; i<N; i++) { 11356 final String name = pkg.requestedPermissions.get(i); 11357 final BasePermission bp = mSettings.mPermissions.get(name); 11358 11359 if (DEBUG_INSTALL) { 11360 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11361 } 11362 11363 if (bp == null || bp.packageSetting == null) { 11364 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11365 Slog.w(TAG, "Unknown permission " + name 11366 + " in package " + pkg.packageName); 11367 } 11368 continue; 11369 } 11370 11371 11372 // Limit ephemeral apps to ephemeral allowed permissions. 11373 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11374 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11375 + pkg.packageName); 11376 continue; 11377 } 11378 11379 final String perm = bp.name; 11380 boolean allowedSig = false; 11381 int grant = GRANT_DENIED; 11382 11383 // Keep track of app op permissions. 11384 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11385 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11386 if (pkgs == null) { 11387 pkgs = new ArraySet<>(); 11388 mAppOpPermissionPackages.put(bp.name, pkgs); 11389 } 11390 pkgs.add(pkg.packageName); 11391 } 11392 11393 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11394 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11395 >= Build.VERSION_CODES.M; 11396 switch (level) { 11397 case PermissionInfo.PROTECTION_NORMAL: { 11398 // For all apps normal permissions are install time ones. 11399 grant = GRANT_INSTALL; 11400 } break; 11401 11402 case PermissionInfo.PROTECTION_DANGEROUS: { 11403 // If a permission review is required for legacy apps we represent 11404 // their permissions as always granted runtime ones since we need 11405 // to keep the review required permission flag per user while an 11406 // install permission's state is shared across all users. 11407 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11408 // For legacy apps dangerous permissions are install time ones. 11409 grant = GRANT_INSTALL; 11410 } else if (origPermissions.hasInstallPermission(bp.name)) { 11411 // For legacy apps that became modern, install becomes runtime. 11412 grant = GRANT_UPGRADE; 11413 } else if (mPromoteSystemApps 11414 && isSystemApp(ps) 11415 && mExistingSystemPackages.contains(ps.name)) { 11416 // For legacy system apps, install becomes runtime. 11417 // We cannot check hasInstallPermission() for system apps since those 11418 // permissions were granted implicitly and not persisted pre-M. 11419 grant = GRANT_UPGRADE; 11420 } else { 11421 // For modern apps keep runtime permissions unchanged. 11422 grant = GRANT_RUNTIME; 11423 } 11424 } break; 11425 11426 case PermissionInfo.PROTECTION_SIGNATURE: { 11427 // For all apps signature permissions are install time ones. 11428 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11429 if (allowedSig) { 11430 grant = GRANT_INSTALL; 11431 } 11432 } break; 11433 } 11434 11435 if (DEBUG_INSTALL) { 11436 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11437 } 11438 11439 if (grant != GRANT_DENIED) { 11440 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11441 // If this is an existing, non-system package, then 11442 // we can't add any new permissions to it. 11443 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11444 // Except... if this is a permission that was added 11445 // to the platform (note: need to only do this when 11446 // updating the platform). 11447 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11448 grant = GRANT_DENIED; 11449 } 11450 } 11451 } 11452 11453 switch (grant) { 11454 case GRANT_INSTALL: { 11455 // Revoke this as runtime permission to handle the case of 11456 // a runtime permission being downgraded to an install one. 11457 // Also in permission review mode we keep dangerous permissions 11458 // for legacy apps 11459 for (int userId : UserManagerService.getInstance().getUserIds()) { 11460 if (origPermissions.getRuntimePermissionState( 11461 bp.name, userId) != null) { 11462 // Revoke the runtime permission and clear the flags. 11463 origPermissions.revokeRuntimePermission(bp, userId); 11464 origPermissions.updatePermissionFlags(bp, userId, 11465 PackageManager.MASK_PERMISSION_FLAGS, 0); 11466 // If we revoked a permission permission, we have to write. 11467 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11468 changedRuntimePermissionUserIds, userId); 11469 } 11470 } 11471 // Grant an install permission. 11472 if (permissionsState.grantInstallPermission(bp) != 11473 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11474 changedInstallPermission = true; 11475 } 11476 } break; 11477 11478 case GRANT_RUNTIME: { 11479 // Grant previously granted runtime permissions. 11480 for (int userId : UserManagerService.getInstance().getUserIds()) { 11481 PermissionState permissionState = origPermissions 11482 .getRuntimePermissionState(bp.name, userId); 11483 int flags = permissionState != null 11484 ? permissionState.getFlags() : 0; 11485 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11486 // Don't propagate the permission in a permission review mode if 11487 // the former was revoked, i.e. marked to not propagate on upgrade. 11488 // Note that in a permission review mode install permissions are 11489 // represented as constantly granted runtime ones since we need to 11490 // keep a per user state associated with the permission. Also the 11491 // revoke on upgrade flag is no longer applicable and is reset. 11492 final boolean revokeOnUpgrade = (flags & PackageManager 11493 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11494 if (revokeOnUpgrade) { 11495 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11496 // Since we changed the flags, we have to write. 11497 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11498 changedRuntimePermissionUserIds, userId); 11499 } 11500 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11501 if (permissionsState.grantRuntimePermission(bp, userId) == 11502 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11503 // If we cannot put the permission as it was, 11504 // we have to write. 11505 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11506 changedRuntimePermissionUserIds, userId); 11507 } 11508 } 11509 11510 // If the app supports runtime permissions no need for a review. 11511 if (mPermissionReviewRequired 11512 && appSupportsRuntimePermissions 11513 && (flags & PackageManager 11514 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11515 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11516 // Since we changed the flags, we have to write. 11517 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11518 changedRuntimePermissionUserIds, userId); 11519 } 11520 } else if (mPermissionReviewRequired 11521 && !appSupportsRuntimePermissions) { 11522 // For legacy apps that need a permission review, every new 11523 // runtime permission is granted but it is pending a review. 11524 // We also need to review only platform defined runtime 11525 // permissions as these are the only ones the platform knows 11526 // how to disable the API to simulate revocation as legacy 11527 // apps don't expect to run with revoked permissions. 11528 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11529 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11530 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11531 // We changed the flags, hence have to write. 11532 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11533 changedRuntimePermissionUserIds, userId); 11534 } 11535 } 11536 if (permissionsState.grantRuntimePermission(bp, userId) 11537 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11538 // We changed the permission, hence have to write. 11539 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11540 changedRuntimePermissionUserIds, userId); 11541 } 11542 } 11543 // Propagate the permission flags. 11544 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11545 } 11546 } break; 11547 11548 case GRANT_UPGRADE: { 11549 // Grant runtime permissions for a previously held install permission. 11550 PermissionState permissionState = origPermissions 11551 .getInstallPermissionState(bp.name); 11552 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11553 11554 if (origPermissions.revokeInstallPermission(bp) 11555 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11556 // We will be transferring the permission flags, so clear them. 11557 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11558 PackageManager.MASK_PERMISSION_FLAGS, 0); 11559 changedInstallPermission = true; 11560 } 11561 11562 // If the permission is not to be promoted to runtime we ignore it and 11563 // also its other flags as they are not applicable to install permissions. 11564 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11565 for (int userId : currentUserIds) { 11566 if (permissionsState.grantRuntimePermission(bp, userId) != 11567 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11568 // Transfer the permission flags. 11569 permissionsState.updatePermissionFlags(bp, userId, 11570 flags, flags); 11571 // If we granted the permission, we have to write. 11572 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11573 changedRuntimePermissionUserIds, userId); 11574 } 11575 } 11576 } 11577 } break; 11578 11579 default: { 11580 if (packageOfInterest == null 11581 || packageOfInterest.equals(pkg.packageName)) { 11582 Slog.w(TAG, "Not granting permission " + perm 11583 + " to package " + pkg.packageName 11584 + " because it was previously installed without"); 11585 } 11586 } break; 11587 } 11588 } else { 11589 if (permissionsState.revokeInstallPermission(bp) != 11590 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11591 // Also drop the permission flags. 11592 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11593 PackageManager.MASK_PERMISSION_FLAGS, 0); 11594 changedInstallPermission = true; 11595 Slog.i(TAG, "Un-granting permission " + perm 11596 + " from package " + pkg.packageName 11597 + " (protectionLevel=" + bp.protectionLevel 11598 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11599 + ")"); 11600 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11601 // Don't print warning for app op permissions, since it is fine for them 11602 // not to be granted, there is a UI for the user to decide. 11603 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11604 Slog.w(TAG, "Not granting permission " + perm 11605 + " to package " + pkg.packageName 11606 + " (protectionLevel=" + bp.protectionLevel 11607 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11608 + ")"); 11609 } 11610 } 11611 } 11612 } 11613 11614 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11615 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11616 // This is the first that we have heard about this package, so the 11617 // permissions we have now selected are fixed until explicitly 11618 // changed. 11619 ps.installPermissionsFixed = true; 11620 } 11621 11622 // Persist the runtime permissions state for users with changes. If permissions 11623 // were revoked because no app in the shared user declares them we have to 11624 // write synchronously to avoid losing runtime permissions state. 11625 for (int userId : changedRuntimePermissionUserIds) { 11626 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11627 } 11628 } 11629 11630 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11631 boolean allowed = false; 11632 final int NP = PackageParser.NEW_PERMISSIONS.length; 11633 for (int ip=0; ip<NP; ip++) { 11634 final PackageParser.NewPermissionInfo npi 11635 = PackageParser.NEW_PERMISSIONS[ip]; 11636 if (npi.name.equals(perm) 11637 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11638 allowed = true; 11639 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11640 + pkg.packageName); 11641 break; 11642 } 11643 } 11644 return allowed; 11645 } 11646 11647 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11648 BasePermission bp, PermissionsState origPermissions) { 11649 boolean privilegedPermission = (bp.protectionLevel 11650 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11651 boolean privappPermissionsDisable = 11652 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11653 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11654 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11655 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11656 && !platformPackage && platformPermission) { 11657 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11658 .getPrivAppPermissions(pkg.packageName); 11659 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11660 if (!whitelisted) { 11661 Slog.w(TAG, "Privileged permission " + perm + " for package " 11662 + pkg.packageName + " - not in privapp-permissions whitelist"); 11663 // Only report violations for apps on system image 11664 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11665 if (mPrivappPermissionsViolations == null) { 11666 mPrivappPermissionsViolations = new ArraySet<>(); 11667 } 11668 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11669 } 11670 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11671 return false; 11672 } 11673 } 11674 } 11675 boolean allowed = (compareSignatures( 11676 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11677 == PackageManager.SIGNATURE_MATCH) 11678 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11679 == PackageManager.SIGNATURE_MATCH); 11680 if (!allowed && privilegedPermission) { 11681 if (isSystemApp(pkg)) { 11682 // For updated system applications, a system permission 11683 // is granted only if it had been defined by the original application. 11684 if (pkg.isUpdatedSystemApp()) { 11685 final PackageSetting sysPs = mSettings 11686 .getDisabledSystemPkgLPr(pkg.packageName); 11687 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11688 // If the original was granted this permission, we take 11689 // that grant decision as read and propagate it to the 11690 // update. 11691 if (sysPs.isPrivileged()) { 11692 allowed = true; 11693 } 11694 } else { 11695 // The system apk may have been updated with an older 11696 // version of the one on the data partition, but which 11697 // granted a new system permission that it didn't have 11698 // before. In this case we do want to allow the app to 11699 // now get the new permission if the ancestral apk is 11700 // privileged to get it. 11701 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11702 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11703 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11704 allowed = true; 11705 break; 11706 } 11707 } 11708 } 11709 // Also if a privileged parent package on the system image or any of 11710 // its children requested a privileged permission, the updated child 11711 // packages can also get the permission. 11712 if (pkg.parentPackage != null) { 11713 final PackageSetting disabledSysParentPs = mSettings 11714 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11715 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11716 && disabledSysParentPs.isPrivileged()) { 11717 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11718 allowed = true; 11719 } else if (disabledSysParentPs.pkg.childPackages != null) { 11720 final int count = disabledSysParentPs.pkg.childPackages.size(); 11721 for (int i = 0; i < count; i++) { 11722 PackageParser.Package disabledSysChildPkg = 11723 disabledSysParentPs.pkg.childPackages.get(i); 11724 if (isPackageRequestingPermission(disabledSysChildPkg, 11725 perm)) { 11726 allowed = true; 11727 break; 11728 } 11729 } 11730 } 11731 } 11732 } 11733 } 11734 } else { 11735 allowed = isPrivilegedApp(pkg); 11736 } 11737 } 11738 } 11739 if (!allowed) { 11740 if (!allowed && (bp.protectionLevel 11741 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11742 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11743 // If this was a previously normal/dangerous permission that got moved 11744 // to a system permission as part of the runtime permission redesign, then 11745 // we still want to blindly grant it to old apps. 11746 allowed = true; 11747 } 11748 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11749 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11750 // If this permission is to be granted to the system installer and 11751 // this app is an installer, then it gets the permission. 11752 allowed = true; 11753 } 11754 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11755 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11756 // If this permission is to be granted to the system verifier and 11757 // this app is a verifier, then it gets the permission. 11758 allowed = true; 11759 } 11760 if (!allowed && (bp.protectionLevel 11761 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11762 && isSystemApp(pkg)) { 11763 // Any pre-installed system app is allowed to get this permission. 11764 allowed = true; 11765 } 11766 if (!allowed && (bp.protectionLevel 11767 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11768 // For development permissions, a development permission 11769 // is granted only if it was already granted. 11770 allowed = origPermissions.hasInstallPermission(perm); 11771 } 11772 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11773 && pkg.packageName.equals(mSetupWizardPackage)) { 11774 // If this permission is to be granted to the system setup wizard and 11775 // this app is a setup wizard, then it gets the permission. 11776 allowed = true; 11777 } 11778 } 11779 return allowed; 11780 } 11781 11782 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11783 final int permCount = pkg.requestedPermissions.size(); 11784 for (int j = 0; j < permCount; j++) { 11785 String requestedPermission = pkg.requestedPermissions.get(j); 11786 if (permission.equals(requestedPermission)) { 11787 return true; 11788 } 11789 } 11790 return false; 11791 } 11792 11793 final class ActivityIntentResolver 11794 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11795 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11796 boolean defaultOnly, int userId) { 11797 if (!sUserManager.exists(userId)) return null; 11798 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11799 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11800 } 11801 11802 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11803 int userId) { 11804 if (!sUserManager.exists(userId)) return null; 11805 mFlags = flags; 11806 return super.queryIntent(intent, resolvedType, 11807 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11808 userId); 11809 } 11810 11811 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11812 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11813 if (!sUserManager.exists(userId)) return null; 11814 if (packageActivities == null) { 11815 return null; 11816 } 11817 mFlags = flags; 11818 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11819 final int N = packageActivities.size(); 11820 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11821 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11822 11823 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11824 for (int i = 0; i < N; ++i) { 11825 intentFilters = packageActivities.get(i).intents; 11826 if (intentFilters != null && intentFilters.size() > 0) { 11827 PackageParser.ActivityIntentInfo[] array = 11828 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11829 intentFilters.toArray(array); 11830 listCut.add(array); 11831 } 11832 } 11833 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11834 } 11835 11836 /** 11837 * Finds a privileged activity that matches the specified activity names. 11838 */ 11839 private PackageParser.Activity findMatchingActivity( 11840 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11841 for (PackageParser.Activity sysActivity : activityList) { 11842 if (sysActivity.info.name.equals(activityInfo.name)) { 11843 return sysActivity; 11844 } 11845 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11846 return sysActivity; 11847 } 11848 if (sysActivity.info.targetActivity != null) { 11849 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11850 return sysActivity; 11851 } 11852 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11853 return sysActivity; 11854 } 11855 } 11856 } 11857 return null; 11858 } 11859 11860 public class IterGenerator<E> { 11861 public Iterator<E> generate(ActivityIntentInfo info) { 11862 return null; 11863 } 11864 } 11865 11866 public class ActionIterGenerator extends IterGenerator<String> { 11867 @Override 11868 public Iterator<String> generate(ActivityIntentInfo info) { 11869 return info.actionsIterator(); 11870 } 11871 } 11872 11873 public class CategoriesIterGenerator extends IterGenerator<String> { 11874 @Override 11875 public Iterator<String> generate(ActivityIntentInfo info) { 11876 return info.categoriesIterator(); 11877 } 11878 } 11879 11880 public class SchemesIterGenerator extends IterGenerator<String> { 11881 @Override 11882 public Iterator<String> generate(ActivityIntentInfo info) { 11883 return info.schemesIterator(); 11884 } 11885 } 11886 11887 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11888 @Override 11889 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11890 return info.authoritiesIterator(); 11891 } 11892 } 11893 11894 /** 11895 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11896 * MODIFIED. Do not pass in a list that should not be changed. 11897 */ 11898 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11899 IterGenerator<T> generator, Iterator<T> searchIterator) { 11900 // loop through the set of actions; every one must be found in the intent filter 11901 while (searchIterator.hasNext()) { 11902 // we must have at least one filter in the list to consider a match 11903 if (intentList.size() == 0) { 11904 break; 11905 } 11906 11907 final T searchAction = searchIterator.next(); 11908 11909 // loop through the set of intent filters 11910 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11911 while (intentIter.hasNext()) { 11912 final ActivityIntentInfo intentInfo = intentIter.next(); 11913 boolean selectionFound = false; 11914 11915 // loop through the intent filter's selection criteria; at least one 11916 // of them must match the searched criteria 11917 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11918 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11919 final T intentSelection = intentSelectionIter.next(); 11920 if (intentSelection != null && intentSelection.equals(searchAction)) { 11921 selectionFound = true; 11922 break; 11923 } 11924 } 11925 11926 // the selection criteria wasn't found in this filter's set; this filter 11927 // is not a potential match 11928 if (!selectionFound) { 11929 intentIter.remove(); 11930 } 11931 } 11932 } 11933 } 11934 11935 private boolean isProtectedAction(ActivityIntentInfo filter) { 11936 final Iterator<String> actionsIter = filter.actionsIterator(); 11937 while (actionsIter != null && actionsIter.hasNext()) { 11938 final String filterAction = actionsIter.next(); 11939 if (PROTECTED_ACTIONS.contains(filterAction)) { 11940 return true; 11941 } 11942 } 11943 return false; 11944 } 11945 11946 /** 11947 * Adjusts the priority of the given intent filter according to policy. 11948 * <p> 11949 * <ul> 11950 * <li>The priority for non privileged applications is capped to '0'</li> 11951 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11952 * <li>The priority for unbundled updates to privileged applications is capped to the 11953 * priority defined on the system partition</li> 11954 * </ul> 11955 * <p> 11956 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11957 * allowed to obtain any priority on any action. 11958 */ 11959 private void adjustPriority( 11960 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11961 // nothing to do; priority is fine as-is 11962 if (intent.getPriority() <= 0) { 11963 return; 11964 } 11965 11966 final ActivityInfo activityInfo = intent.activity.info; 11967 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11968 11969 final boolean privilegedApp = 11970 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11971 if (!privilegedApp) { 11972 // non-privileged applications can never define a priority >0 11973 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11974 + " package: " + applicationInfo.packageName 11975 + " activity: " + intent.activity.className 11976 + " origPrio: " + intent.getPriority()); 11977 intent.setPriority(0); 11978 return; 11979 } 11980 11981 if (systemActivities == null) { 11982 // the system package is not disabled; we're parsing the system partition 11983 if (isProtectedAction(intent)) { 11984 if (mDeferProtectedFilters) { 11985 // We can't deal with these just yet. No component should ever obtain a 11986 // >0 priority for a protected actions, with ONE exception -- the setup 11987 // wizard. The setup wizard, however, cannot be known until we're able to 11988 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11989 // until all intent filters have been processed. Chicken, meet egg. 11990 // Let the filter temporarily have a high priority and rectify the 11991 // priorities after all system packages have been scanned. 11992 mProtectedFilters.add(intent); 11993 if (DEBUG_FILTERS) { 11994 Slog.i(TAG, "Protected action; save for later;" 11995 + " package: " + applicationInfo.packageName 11996 + " activity: " + intent.activity.className 11997 + " origPrio: " + intent.getPriority()); 11998 } 11999 return; 12000 } else { 12001 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12002 Slog.i(TAG, "No setup wizard;" 12003 + " All protected intents capped to priority 0"); 12004 } 12005 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12006 if (DEBUG_FILTERS) { 12007 Slog.i(TAG, "Found setup wizard;" 12008 + " allow priority " + intent.getPriority() + ";" 12009 + " package: " + intent.activity.info.packageName 12010 + " activity: " + intent.activity.className 12011 + " priority: " + intent.getPriority()); 12012 } 12013 // setup wizard gets whatever it wants 12014 return; 12015 } 12016 Slog.w(TAG, "Protected action; cap priority to 0;" 12017 + " package: " + intent.activity.info.packageName 12018 + " activity: " + intent.activity.className 12019 + " origPrio: " + intent.getPriority()); 12020 intent.setPriority(0); 12021 return; 12022 } 12023 } 12024 // privileged apps on the system image get whatever priority they request 12025 return; 12026 } 12027 12028 // privileged app unbundled update ... try to find the same activity 12029 final PackageParser.Activity foundActivity = 12030 findMatchingActivity(systemActivities, activityInfo); 12031 if (foundActivity == null) { 12032 // this is a new activity; it cannot obtain >0 priority 12033 if (DEBUG_FILTERS) { 12034 Slog.i(TAG, "New activity; cap priority to 0;" 12035 + " package: " + applicationInfo.packageName 12036 + " activity: " + intent.activity.className 12037 + " origPrio: " + intent.getPriority()); 12038 } 12039 intent.setPriority(0); 12040 return; 12041 } 12042 12043 // found activity, now check for filter equivalence 12044 12045 // a shallow copy is enough; we modify the list, not its contents 12046 final List<ActivityIntentInfo> intentListCopy = 12047 new ArrayList<>(foundActivity.intents); 12048 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12049 12050 // find matching action subsets 12051 final Iterator<String> actionsIterator = intent.actionsIterator(); 12052 if (actionsIterator != null) { 12053 getIntentListSubset( 12054 intentListCopy, new ActionIterGenerator(), actionsIterator); 12055 if (intentListCopy.size() == 0) { 12056 // no more intents to match; we're not equivalent 12057 if (DEBUG_FILTERS) { 12058 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12059 + " package: " + applicationInfo.packageName 12060 + " activity: " + intent.activity.className 12061 + " origPrio: " + intent.getPriority()); 12062 } 12063 intent.setPriority(0); 12064 return; 12065 } 12066 } 12067 12068 // find matching category subsets 12069 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12070 if (categoriesIterator != null) { 12071 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12072 categoriesIterator); 12073 if (intentListCopy.size() == 0) { 12074 // no more intents to match; we're not equivalent 12075 if (DEBUG_FILTERS) { 12076 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12077 + " package: " + applicationInfo.packageName 12078 + " activity: " + intent.activity.className 12079 + " origPrio: " + intent.getPriority()); 12080 } 12081 intent.setPriority(0); 12082 return; 12083 } 12084 } 12085 12086 // find matching schemes subsets 12087 final Iterator<String> schemesIterator = intent.schemesIterator(); 12088 if (schemesIterator != null) { 12089 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12090 schemesIterator); 12091 if (intentListCopy.size() == 0) { 12092 // no more intents to match; we're not equivalent 12093 if (DEBUG_FILTERS) { 12094 Slog.i(TAG, "Mismatched scheme; 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 authorities subsets 12105 final Iterator<IntentFilter.AuthorityEntry> 12106 authoritiesIterator = intent.authoritiesIterator(); 12107 if (authoritiesIterator != null) { 12108 getIntentListSubset(intentListCopy, 12109 new AuthoritiesIterGenerator(), 12110 authoritiesIterator); 12111 if (intentListCopy.size() == 0) { 12112 // no more intents to match; we're not equivalent 12113 if (DEBUG_FILTERS) { 12114 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12115 + " package: " + applicationInfo.packageName 12116 + " activity: " + intent.activity.className 12117 + " origPrio: " + intent.getPriority()); 12118 } 12119 intent.setPriority(0); 12120 return; 12121 } 12122 } 12123 12124 // we found matching filter(s); app gets the max priority of all intents 12125 int cappedPriority = 0; 12126 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12127 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12128 } 12129 if (intent.getPriority() > cappedPriority) { 12130 if (DEBUG_FILTERS) { 12131 Slog.i(TAG, "Found matching filter(s);" 12132 + " cap priority to " + cappedPriority + ";" 12133 + " package: " + applicationInfo.packageName 12134 + " activity: " + intent.activity.className 12135 + " origPrio: " + intent.getPriority()); 12136 } 12137 intent.setPriority(cappedPriority); 12138 return; 12139 } 12140 // all this for nothing; the requested priority was <= what was on the system 12141 } 12142 12143 public final void addActivity(PackageParser.Activity a, String type) { 12144 mActivities.put(a.getComponentName(), a); 12145 if (DEBUG_SHOW_INFO) 12146 Log.v( 12147 TAG, " " + type + " " + 12148 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12149 if (DEBUG_SHOW_INFO) 12150 Log.v(TAG, " Class=" + a.info.name); 12151 final int NI = a.intents.size(); 12152 for (int j=0; j<NI; j++) { 12153 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12154 if ("activity".equals(type)) { 12155 final PackageSetting ps = 12156 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12157 final List<PackageParser.Activity> systemActivities = 12158 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12159 adjustPriority(systemActivities, intent); 12160 } 12161 if (DEBUG_SHOW_INFO) { 12162 Log.v(TAG, " IntentFilter:"); 12163 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12164 } 12165 if (!intent.debugCheck()) { 12166 Log.w(TAG, "==> For Activity " + a.info.name); 12167 } 12168 addFilter(intent); 12169 } 12170 } 12171 12172 public final void removeActivity(PackageParser.Activity a, String type) { 12173 mActivities.remove(a.getComponentName()); 12174 if (DEBUG_SHOW_INFO) { 12175 Log.v(TAG, " " + type + " " 12176 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12177 : a.info.name) + ":"); 12178 Log.v(TAG, " Class=" + a.info.name); 12179 } 12180 final int NI = a.intents.size(); 12181 for (int j=0; j<NI; j++) { 12182 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12183 if (DEBUG_SHOW_INFO) { 12184 Log.v(TAG, " IntentFilter:"); 12185 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12186 } 12187 removeFilter(intent); 12188 } 12189 } 12190 12191 @Override 12192 protected boolean allowFilterResult( 12193 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12194 ActivityInfo filterAi = filter.activity.info; 12195 for (int i=dest.size()-1; i>=0; i--) { 12196 ActivityInfo destAi = dest.get(i).activityInfo; 12197 if (destAi.name == filterAi.name 12198 && destAi.packageName == filterAi.packageName) { 12199 return false; 12200 } 12201 } 12202 return true; 12203 } 12204 12205 @Override 12206 protected ActivityIntentInfo[] newArray(int size) { 12207 return new ActivityIntentInfo[size]; 12208 } 12209 12210 @Override 12211 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12212 if (!sUserManager.exists(userId)) return true; 12213 PackageParser.Package p = filter.activity.owner; 12214 if (p != null) { 12215 PackageSetting ps = (PackageSetting)p.mExtras; 12216 if (ps != null) { 12217 // System apps are never considered stopped for purposes of 12218 // filtering, because there may be no way for the user to 12219 // actually re-launch them. 12220 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12221 && ps.getStopped(userId); 12222 } 12223 } 12224 return false; 12225 } 12226 12227 @Override 12228 protected boolean isPackageForFilter(String packageName, 12229 PackageParser.ActivityIntentInfo info) { 12230 return packageName.equals(info.activity.owner.packageName); 12231 } 12232 12233 @Override 12234 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12235 int match, int userId) { 12236 if (!sUserManager.exists(userId)) return null; 12237 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12238 return null; 12239 } 12240 final PackageParser.Activity activity = info.activity; 12241 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12242 if (ps == null) { 12243 return null; 12244 } 12245 final PackageUserState userState = ps.readUserState(userId); 12246 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12247 userState, userId); 12248 if (ai == null) { 12249 return null; 12250 } 12251 final boolean matchVisibleToInstantApp = 12252 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12253 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12254 // throw out filters that aren't visible to ephemeral apps 12255 if (matchVisibleToInstantApp 12256 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12257 return null; 12258 } 12259 // throw out ephemeral filters if we're not explicitly requesting them 12260 if (!isInstantApp && userState.instantApp) { 12261 return null; 12262 } 12263 // throw out instant app filters if updates are available; will trigger 12264 // instant app resolution 12265 if (userState.instantApp && ps.isUpdateAvailable()) { 12266 return null; 12267 } 12268 final ResolveInfo res = new ResolveInfo(); 12269 res.activityInfo = ai; 12270 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12271 res.filter = info; 12272 } 12273 if (info != null) { 12274 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12275 } 12276 res.priority = info.getPriority(); 12277 res.preferredOrder = activity.owner.mPreferredOrder; 12278 //System.out.println("Result: " + res.activityInfo.className + 12279 // " = " + res.priority); 12280 res.match = match; 12281 res.isDefault = info.hasDefault; 12282 res.labelRes = info.labelRes; 12283 res.nonLocalizedLabel = info.nonLocalizedLabel; 12284 if (userNeedsBadging(userId)) { 12285 res.noResourceId = true; 12286 } else { 12287 res.icon = info.icon; 12288 } 12289 res.iconResourceId = info.icon; 12290 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12291 res.instantAppAvailable = userState.instantApp; 12292 return res; 12293 } 12294 12295 @Override 12296 protected void sortResults(List<ResolveInfo> results) { 12297 Collections.sort(results, mResolvePrioritySorter); 12298 } 12299 12300 @Override 12301 protected void dumpFilter(PrintWriter out, String prefix, 12302 PackageParser.ActivityIntentInfo filter) { 12303 out.print(prefix); out.print( 12304 Integer.toHexString(System.identityHashCode(filter.activity))); 12305 out.print(' '); 12306 filter.activity.printComponentShortName(out); 12307 out.print(" filter "); 12308 out.println(Integer.toHexString(System.identityHashCode(filter))); 12309 } 12310 12311 @Override 12312 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12313 return filter.activity; 12314 } 12315 12316 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12317 PackageParser.Activity activity = (PackageParser.Activity)label; 12318 out.print(prefix); out.print( 12319 Integer.toHexString(System.identityHashCode(activity))); 12320 out.print(' '); 12321 activity.printComponentShortName(out); 12322 if (count > 1) { 12323 out.print(" ("); out.print(count); out.print(" filters)"); 12324 } 12325 out.println(); 12326 } 12327 12328 // Keys are String (activity class name), values are Activity. 12329 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12330 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12331 private int mFlags; 12332 } 12333 12334 private final class ServiceIntentResolver 12335 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12336 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12337 boolean defaultOnly, int userId) { 12338 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12339 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12340 } 12341 12342 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12343 int userId) { 12344 if (!sUserManager.exists(userId)) return null; 12345 mFlags = flags; 12346 return super.queryIntent(intent, resolvedType, 12347 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12348 userId); 12349 } 12350 12351 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12352 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12353 if (!sUserManager.exists(userId)) return null; 12354 if (packageServices == null) { 12355 return null; 12356 } 12357 mFlags = flags; 12358 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12359 final int N = packageServices.size(); 12360 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12361 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12362 12363 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12364 for (int i = 0; i < N; ++i) { 12365 intentFilters = packageServices.get(i).intents; 12366 if (intentFilters != null && intentFilters.size() > 0) { 12367 PackageParser.ServiceIntentInfo[] array = 12368 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12369 intentFilters.toArray(array); 12370 listCut.add(array); 12371 } 12372 } 12373 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12374 } 12375 12376 public final void addService(PackageParser.Service s) { 12377 mServices.put(s.getComponentName(), s); 12378 if (DEBUG_SHOW_INFO) { 12379 Log.v(TAG, " " 12380 + (s.info.nonLocalizedLabel != null 12381 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12382 Log.v(TAG, " Class=" + s.info.name); 12383 } 12384 final int NI = s.intents.size(); 12385 int j; 12386 for (j=0; j<NI; j++) { 12387 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12388 if (DEBUG_SHOW_INFO) { 12389 Log.v(TAG, " IntentFilter:"); 12390 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12391 } 12392 if (!intent.debugCheck()) { 12393 Log.w(TAG, "==> For Service " + s.info.name); 12394 } 12395 addFilter(intent); 12396 } 12397 } 12398 12399 public final void removeService(PackageParser.Service s) { 12400 mServices.remove(s.getComponentName()); 12401 if (DEBUG_SHOW_INFO) { 12402 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12403 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12404 Log.v(TAG, " Class=" + s.info.name); 12405 } 12406 final int NI = s.intents.size(); 12407 int j; 12408 for (j=0; j<NI; j++) { 12409 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12410 if (DEBUG_SHOW_INFO) { 12411 Log.v(TAG, " IntentFilter:"); 12412 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12413 } 12414 removeFilter(intent); 12415 } 12416 } 12417 12418 @Override 12419 protected boolean allowFilterResult( 12420 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12421 ServiceInfo filterSi = filter.service.info; 12422 for (int i=dest.size()-1; i>=0; i--) { 12423 ServiceInfo destAi = dest.get(i).serviceInfo; 12424 if (destAi.name == filterSi.name 12425 && destAi.packageName == filterSi.packageName) { 12426 return false; 12427 } 12428 } 12429 return true; 12430 } 12431 12432 @Override 12433 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12434 return new PackageParser.ServiceIntentInfo[size]; 12435 } 12436 12437 @Override 12438 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12439 if (!sUserManager.exists(userId)) return true; 12440 PackageParser.Package p = filter.service.owner; 12441 if (p != null) { 12442 PackageSetting ps = (PackageSetting)p.mExtras; 12443 if (ps != null) { 12444 // System apps are never considered stopped for purposes of 12445 // filtering, because there may be no way for the user to 12446 // actually re-launch them. 12447 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12448 && ps.getStopped(userId); 12449 } 12450 } 12451 return false; 12452 } 12453 12454 @Override 12455 protected boolean isPackageForFilter(String packageName, 12456 PackageParser.ServiceIntentInfo info) { 12457 return packageName.equals(info.service.owner.packageName); 12458 } 12459 12460 @Override 12461 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12462 int match, int userId) { 12463 if (!sUserManager.exists(userId)) return null; 12464 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12465 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12466 return null; 12467 } 12468 final PackageParser.Service service = info.service; 12469 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12470 if (ps == null) { 12471 return null; 12472 } 12473 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12474 ps.readUserState(userId), userId); 12475 if (si == null) { 12476 return null; 12477 } 12478 final ResolveInfo res = new ResolveInfo(); 12479 res.serviceInfo = si; 12480 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12481 res.filter = filter; 12482 } 12483 res.priority = info.getPriority(); 12484 res.preferredOrder = service.owner.mPreferredOrder; 12485 res.match = match; 12486 res.isDefault = info.hasDefault; 12487 res.labelRes = info.labelRes; 12488 res.nonLocalizedLabel = info.nonLocalizedLabel; 12489 res.icon = info.icon; 12490 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12491 return res; 12492 } 12493 12494 @Override 12495 protected void sortResults(List<ResolveInfo> results) { 12496 Collections.sort(results, mResolvePrioritySorter); 12497 } 12498 12499 @Override 12500 protected void dumpFilter(PrintWriter out, String prefix, 12501 PackageParser.ServiceIntentInfo filter) { 12502 out.print(prefix); out.print( 12503 Integer.toHexString(System.identityHashCode(filter.service))); 12504 out.print(' '); 12505 filter.service.printComponentShortName(out); 12506 out.print(" filter "); 12507 out.println(Integer.toHexString(System.identityHashCode(filter))); 12508 } 12509 12510 @Override 12511 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12512 return filter.service; 12513 } 12514 12515 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12516 PackageParser.Service service = (PackageParser.Service)label; 12517 out.print(prefix); out.print( 12518 Integer.toHexString(System.identityHashCode(service))); 12519 out.print(' '); 12520 service.printComponentShortName(out); 12521 if (count > 1) { 12522 out.print(" ("); out.print(count); out.print(" filters)"); 12523 } 12524 out.println(); 12525 } 12526 12527// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12528// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12529// final List<ResolveInfo> retList = Lists.newArrayList(); 12530// while (i.hasNext()) { 12531// final ResolveInfo resolveInfo = (ResolveInfo) i; 12532// if (isEnabledLP(resolveInfo.serviceInfo)) { 12533// retList.add(resolveInfo); 12534// } 12535// } 12536// return retList; 12537// } 12538 12539 // Keys are String (activity class name), values are Activity. 12540 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12541 = new ArrayMap<ComponentName, PackageParser.Service>(); 12542 private int mFlags; 12543 } 12544 12545 private final class ProviderIntentResolver 12546 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12547 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12548 boolean defaultOnly, int userId) { 12549 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12550 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12551 } 12552 12553 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12554 int userId) { 12555 if (!sUserManager.exists(userId)) 12556 return null; 12557 mFlags = flags; 12558 return super.queryIntent(intent, resolvedType, 12559 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12560 userId); 12561 } 12562 12563 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12564 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12565 if (!sUserManager.exists(userId)) 12566 return null; 12567 if (packageProviders == null) { 12568 return null; 12569 } 12570 mFlags = flags; 12571 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12572 final int N = packageProviders.size(); 12573 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12574 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12575 12576 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12577 for (int i = 0; i < N; ++i) { 12578 intentFilters = packageProviders.get(i).intents; 12579 if (intentFilters != null && intentFilters.size() > 0) { 12580 PackageParser.ProviderIntentInfo[] array = 12581 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12582 intentFilters.toArray(array); 12583 listCut.add(array); 12584 } 12585 } 12586 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12587 } 12588 12589 public final void addProvider(PackageParser.Provider p) { 12590 if (mProviders.containsKey(p.getComponentName())) { 12591 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12592 return; 12593 } 12594 12595 mProviders.put(p.getComponentName(), p); 12596 if (DEBUG_SHOW_INFO) { 12597 Log.v(TAG, " " 12598 + (p.info.nonLocalizedLabel != null 12599 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12600 Log.v(TAG, " Class=" + p.info.name); 12601 } 12602 final int NI = p.intents.size(); 12603 int j; 12604 for (j = 0; j < NI; j++) { 12605 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12606 if (DEBUG_SHOW_INFO) { 12607 Log.v(TAG, " IntentFilter:"); 12608 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12609 } 12610 if (!intent.debugCheck()) { 12611 Log.w(TAG, "==> For Provider " + p.info.name); 12612 } 12613 addFilter(intent); 12614 } 12615 } 12616 12617 public final void removeProvider(PackageParser.Provider p) { 12618 mProviders.remove(p.getComponentName()); 12619 if (DEBUG_SHOW_INFO) { 12620 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12621 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12622 Log.v(TAG, " Class=" + p.info.name); 12623 } 12624 final int NI = p.intents.size(); 12625 int j; 12626 for (j = 0; j < NI; j++) { 12627 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12628 if (DEBUG_SHOW_INFO) { 12629 Log.v(TAG, " IntentFilter:"); 12630 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12631 } 12632 removeFilter(intent); 12633 } 12634 } 12635 12636 @Override 12637 protected boolean allowFilterResult( 12638 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12639 ProviderInfo filterPi = filter.provider.info; 12640 for (int i = dest.size() - 1; i >= 0; i--) { 12641 ProviderInfo destPi = dest.get(i).providerInfo; 12642 if (destPi.name == filterPi.name 12643 && destPi.packageName == filterPi.packageName) { 12644 return false; 12645 } 12646 } 12647 return true; 12648 } 12649 12650 @Override 12651 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12652 return new PackageParser.ProviderIntentInfo[size]; 12653 } 12654 12655 @Override 12656 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12657 if (!sUserManager.exists(userId)) 12658 return true; 12659 PackageParser.Package p = filter.provider.owner; 12660 if (p != null) { 12661 PackageSetting ps = (PackageSetting) p.mExtras; 12662 if (ps != null) { 12663 // System apps are never considered stopped for purposes of 12664 // filtering, because there may be no way for the user to 12665 // actually re-launch them. 12666 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12667 && ps.getStopped(userId); 12668 } 12669 } 12670 return false; 12671 } 12672 12673 @Override 12674 protected boolean isPackageForFilter(String packageName, 12675 PackageParser.ProviderIntentInfo info) { 12676 return packageName.equals(info.provider.owner.packageName); 12677 } 12678 12679 @Override 12680 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12681 int match, int userId) { 12682 if (!sUserManager.exists(userId)) 12683 return null; 12684 final PackageParser.ProviderIntentInfo info = filter; 12685 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12686 return null; 12687 } 12688 final PackageParser.Provider provider = info.provider; 12689 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12690 if (ps == null) { 12691 return null; 12692 } 12693 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12694 ps.readUserState(userId), userId); 12695 if (pi == null) { 12696 return null; 12697 } 12698 final ResolveInfo res = new ResolveInfo(); 12699 res.providerInfo = pi; 12700 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12701 res.filter = filter; 12702 } 12703 res.priority = info.getPriority(); 12704 res.preferredOrder = provider.owner.mPreferredOrder; 12705 res.match = match; 12706 res.isDefault = info.hasDefault; 12707 res.labelRes = info.labelRes; 12708 res.nonLocalizedLabel = info.nonLocalizedLabel; 12709 res.icon = info.icon; 12710 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12711 return res; 12712 } 12713 12714 @Override 12715 protected void sortResults(List<ResolveInfo> results) { 12716 Collections.sort(results, mResolvePrioritySorter); 12717 } 12718 12719 @Override 12720 protected void dumpFilter(PrintWriter out, String prefix, 12721 PackageParser.ProviderIntentInfo filter) { 12722 out.print(prefix); 12723 out.print( 12724 Integer.toHexString(System.identityHashCode(filter.provider))); 12725 out.print(' '); 12726 filter.provider.printComponentShortName(out); 12727 out.print(" filter "); 12728 out.println(Integer.toHexString(System.identityHashCode(filter))); 12729 } 12730 12731 @Override 12732 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12733 return filter.provider; 12734 } 12735 12736 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12737 PackageParser.Provider provider = (PackageParser.Provider)label; 12738 out.print(prefix); out.print( 12739 Integer.toHexString(System.identityHashCode(provider))); 12740 out.print(' '); 12741 provider.printComponentShortName(out); 12742 if (count > 1) { 12743 out.print(" ("); out.print(count); out.print(" filters)"); 12744 } 12745 out.println(); 12746 } 12747 12748 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12749 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12750 private int mFlags; 12751 } 12752 12753 static final class EphemeralIntentResolver 12754 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12755 /** 12756 * The result that has the highest defined order. Ordering applies on a 12757 * per-package basis. Mapping is from package name to Pair of order and 12758 * EphemeralResolveInfo. 12759 * <p> 12760 * NOTE: This is implemented as a field variable for convenience and efficiency. 12761 * By having a field variable, we're able to track filter ordering as soon as 12762 * a non-zero order is defined. Otherwise, multiple loops across the result set 12763 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12764 * this needs to be contained entirely within {@link #filterResults}. 12765 */ 12766 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12767 12768 @Override 12769 protected AuxiliaryResolveInfo[] newArray(int size) { 12770 return new AuxiliaryResolveInfo[size]; 12771 } 12772 12773 @Override 12774 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12775 return true; 12776 } 12777 12778 @Override 12779 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12780 int userId) { 12781 if (!sUserManager.exists(userId)) { 12782 return null; 12783 } 12784 final String packageName = responseObj.resolveInfo.getPackageName(); 12785 final Integer order = responseObj.getOrder(); 12786 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12787 mOrderResult.get(packageName); 12788 // ordering is enabled and this item's order isn't high enough 12789 if (lastOrderResult != null && lastOrderResult.first >= order) { 12790 return null; 12791 } 12792 final InstantAppResolveInfo res = responseObj.resolveInfo; 12793 if (order > 0) { 12794 // non-zero order, enable ordering 12795 mOrderResult.put(packageName, new Pair<>(order, res)); 12796 } 12797 return responseObj; 12798 } 12799 12800 @Override 12801 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12802 // only do work if ordering is enabled [most of the time it won't be] 12803 if (mOrderResult.size() == 0) { 12804 return; 12805 } 12806 int resultSize = results.size(); 12807 for (int i = 0; i < resultSize; i++) { 12808 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12809 final String packageName = info.getPackageName(); 12810 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12811 if (savedInfo == null) { 12812 // package doesn't having ordering 12813 continue; 12814 } 12815 if (savedInfo.second == info) { 12816 // circled back to the highest ordered item; remove from order list 12817 mOrderResult.remove(savedInfo); 12818 if (mOrderResult.size() == 0) { 12819 // no more ordered items 12820 break; 12821 } 12822 continue; 12823 } 12824 // item has a worse order, remove it from the result list 12825 results.remove(i); 12826 resultSize--; 12827 i--; 12828 } 12829 } 12830 } 12831 12832 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12833 new Comparator<ResolveInfo>() { 12834 public int compare(ResolveInfo r1, ResolveInfo r2) { 12835 int v1 = r1.priority; 12836 int v2 = r2.priority; 12837 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12838 if (v1 != v2) { 12839 return (v1 > v2) ? -1 : 1; 12840 } 12841 v1 = r1.preferredOrder; 12842 v2 = r2.preferredOrder; 12843 if (v1 != v2) { 12844 return (v1 > v2) ? -1 : 1; 12845 } 12846 if (r1.isDefault != r2.isDefault) { 12847 return r1.isDefault ? -1 : 1; 12848 } 12849 v1 = r1.match; 12850 v2 = r2.match; 12851 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12852 if (v1 != v2) { 12853 return (v1 > v2) ? -1 : 1; 12854 } 12855 if (r1.system != r2.system) { 12856 return r1.system ? -1 : 1; 12857 } 12858 if (r1.activityInfo != null) { 12859 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12860 } 12861 if (r1.serviceInfo != null) { 12862 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12863 } 12864 if (r1.providerInfo != null) { 12865 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12866 } 12867 return 0; 12868 } 12869 }; 12870 12871 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12872 new Comparator<ProviderInfo>() { 12873 public int compare(ProviderInfo p1, ProviderInfo p2) { 12874 final int v1 = p1.initOrder; 12875 final int v2 = p2.initOrder; 12876 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12877 } 12878 }; 12879 12880 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12881 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12882 final int[] userIds) { 12883 mHandler.post(new Runnable() { 12884 @Override 12885 public void run() { 12886 try { 12887 final IActivityManager am = ActivityManager.getService(); 12888 if (am == null) return; 12889 final int[] resolvedUserIds; 12890 if (userIds == null) { 12891 resolvedUserIds = am.getRunningUserIds(); 12892 } else { 12893 resolvedUserIds = userIds; 12894 } 12895 for (int id : resolvedUserIds) { 12896 final Intent intent = new Intent(action, 12897 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12898 if (extras != null) { 12899 intent.putExtras(extras); 12900 } 12901 if (targetPkg != null) { 12902 intent.setPackage(targetPkg); 12903 } 12904 // Modify the UID when posting to other users 12905 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12906 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12907 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12908 intent.putExtra(Intent.EXTRA_UID, uid); 12909 } 12910 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12911 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12912 if (DEBUG_BROADCASTS) { 12913 RuntimeException here = new RuntimeException("here"); 12914 here.fillInStackTrace(); 12915 Slog.d(TAG, "Sending to user " + id + ": " 12916 + intent.toShortString(false, true, false, false) 12917 + " " + intent.getExtras(), here); 12918 } 12919 am.broadcastIntent(null, intent, null, finishedReceiver, 12920 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12921 null, finishedReceiver != null, false, id); 12922 } 12923 } catch (RemoteException ex) { 12924 } 12925 } 12926 }); 12927 } 12928 12929 /** 12930 * Check if the external storage media is available. This is true if there 12931 * is a mounted external storage medium or if the external storage is 12932 * emulated. 12933 */ 12934 private boolean isExternalMediaAvailable() { 12935 return mMediaMounted || Environment.isExternalStorageEmulated(); 12936 } 12937 12938 @Override 12939 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12940 // writer 12941 synchronized (mPackages) { 12942 if (!isExternalMediaAvailable()) { 12943 // If the external storage is no longer mounted at this point, 12944 // the caller may not have been able to delete all of this 12945 // packages files and can not delete any more. Bail. 12946 return null; 12947 } 12948 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12949 if (lastPackage != null) { 12950 pkgs.remove(lastPackage); 12951 } 12952 if (pkgs.size() > 0) { 12953 return pkgs.get(0); 12954 } 12955 } 12956 return null; 12957 } 12958 12959 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12960 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12961 userId, andCode ? 1 : 0, packageName); 12962 if (mSystemReady) { 12963 msg.sendToTarget(); 12964 } else { 12965 if (mPostSystemReadyMessages == null) { 12966 mPostSystemReadyMessages = new ArrayList<>(); 12967 } 12968 mPostSystemReadyMessages.add(msg); 12969 } 12970 } 12971 12972 void startCleaningPackages() { 12973 // reader 12974 if (!isExternalMediaAvailable()) { 12975 return; 12976 } 12977 synchronized (mPackages) { 12978 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12979 return; 12980 } 12981 } 12982 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12983 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12984 IActivityManager am = ActivityManager.getService(); 12985 if (am != null) { 12986 try { 12987 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12988 UserHandle.USER_SYSTEM); 12989 } catch (RemoteException e) { 12990 } 12991 } 12992 } 12993 12994 @Override 12995 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12996 int installFlags, String installerPackageName, int userId) { 12997 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12998 12999 final int callingUid = Binder.getCallingUid(); 13000 enforceCrossUserPermission(callingUid, userId, 13001 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13002 13003 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13004 try { 13005 if (observer != null) { 13006 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13007 } 13008 } catch (RemoteException re) { 13009 } 13010 return; 13011 } 13012 13013 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13014 installFlags |= PackageManager.INSTALL_FROM_ADB; 13015 13016 } else { 13017 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13018 // about installerPackageName. 13019 13020 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13021 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13022 } 13023 13024 UserHandle user; 13025 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13026 user = UserHandle.ALL; 13027 } else { 13028 user = new UserHandle(userId); 13029 } 13030 13031 // Only system components can circumvent runtime permissions when installing. 13032 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13033 && mContext.checkCallingOrSelfPermission(Manifest.permission 13034 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13035 throw new SecurityException("You need the " 13036 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13037 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13038 } 13039 13040 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13041 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13042 throw new IllegalArgumentException( 13043 "New installs into ASEC containers no longer supported"); 13044 } 13045 13046 final File originFile = new File(originPath); 13047 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13048 13049 final Message msg = mHandler.obtainMessage(INIT_COPY); 13050 final VerificationInfo verificationInfo = new VerificationInfo( 13051 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13052 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13053 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13054 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13055 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13056 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13057 msg.obj = params; 13058 13059 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13060 System.identityHashCode(msg.obj)); 13061 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13062 System.identityHashCode(msg.obj)); 13063 13064 mHandler.sendMessage(msg); 13065 } 13066 13067 13068 /** 13069 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13070 * it is acting on behalf on an enterprise or the user). 13071 * 13072 * Note that the ordering of the conditionals in this method is important. The checks we perform 13073 * are as follows, in this order: 13074 * 13075 * 1) If the install is being performed by a system app, we can trust the app to have set the 13076 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13077 * what it is. 13078 * 2) If the install is being performed by a device or profile owner app, the install reason 13079 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13080 * set the install reason correctly. If the app targets an older SDK version where install 13081 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13082 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13083 * 3) In all other cases, the install is being performed by a regular app that is neither part 13084 * of the system nor a device or profile owner. We have no reason to believe that this app is 13085 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13086 * set to enterprise policy and if so, change it to unknown instead. 13087 */ 13088 private int fixUpInstallReason(String installerPackageName, int installerUid, 13089 int installReason) { 13090 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13091 == PERMISSION_GRANTED) { 13092 // If the install is being performed by a system app, we trust that app to have set the 13093 // install reason correctly. 13094 return installReason; 13095 } 13096 13097 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13098 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13099 if (dpm != null) { 13100 ComponentName owner = null; 13101 try { 13102 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13103 if (owner == null) { 13104 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13105 } 13106 } catch (RemoteException e) { 13107 } 13108 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13109 // If the install is being performed by a device or profile owner, the install 13110 // reason should be enterprise policy. 13111 return PackageManager.INSTALL_REASON_POLICY; 13112 } 13113 } 13114 13115 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13116 // If the install is being performed by a regular app (i.e. neither system app nor 13117 // device or profile owner), we have no reason to believe that the app is acting on 13118 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13119 // change it to unknown instead. 13120 return PackageManager.INSTALL_REASON_UNKNOWN; 13121 } 13122 13123 // If the install is being performed by a regular app and the install reason was set to any 13124 // value but enterprise policy, leave the install reason unchanged. 13125 return installReason; 13126 } 13127 13128 void installStage(String packageName, File stagedDir, String stagedCid, 13129 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13130 String installerPackageName, int installerUid, UserHandle user, 13131 Certificate[][] certificates) { 13132 if (DEBUG_EPHEMERAL) { 13133 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13134 Slog.d(TAG, "Ephemeral install of " + packageName); 13135 } 13136 } 13137 final VerificationInfo verificationInfo = new VerificationInfo( 13138 sessionParams.originatingUri, sessionParams.referrerUri, 13139 sessionParams.originatingUid, installerUid); 13140 13141 final OriginInfo origin; 13142 if (stagedDir != null) { 13143 origin = OriginInfo.fromStagedFile(stagedDir); 13144 } else { 13145 origin = OriginInfo.fromStagedContainer(stagedCid); 13146 } 13147 13148 final Message msg = mHandler.obtainMessage(INIT_COPY); 13149 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13150 sessionParams.installReason); 13151 final InstallParams params = new InstallParams(origin, null, observer, 13152 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13153 verificationInfo, user, sessionParams.abiOverride, 13154 sessionParams.grantedRuntimePermissions, certificates, installReason); 13155 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13156 msg.obj = params; 13157 13158 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13159 System.identityHashCode(msg.obj)); 13160 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13161 System.identityHashCode(msg.obj)); 13162 13163 mHandler.sendMessage(msg); 13164 } 13165 13166 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13167 int userId) { 13168 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13169 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13170 } 13171 13172 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13173 int appId, int... userIds) { 13174 if (ArrayUtils.isEmpty(userIds)) { 13175 return; 13176 } 13177 Bundle extras = new Bundle(1); 13178 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13179 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13180 13181 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13182 packageName, extras, 0, null, null, userIds); 13183 if (isSystem) { 13184 mHandler.post(() -> { 13185 for (int userId : userIds) { 13186 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13187 } 13188 } 13189 ); 13190 } 13191 } 13192 13193 /** 13194 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13195 * automatically without needing an explicit launch. 13196 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13197 */ 13198 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13199 // If user is not running, the app didn't miss any broadcast 13200 if (!mUserManagerInternal.isUserRunning(userId)) { 13201 return; 13202 } 13203 final IActivityManager am = ActivityManager.getService(); 13204 try { 13205 // Deliver LOCKED_BOOT_COMPLETED first 13206 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13207 .setPackage(packageName); 13208 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13209 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13210 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13211 13212 // Deliver BOOT_COMPLETED only if user is unlocked 13213 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13214 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13215 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13216 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13217 } 13218 } catch (RemoteException e) { 13219 throw e.rethrowFromSystemServer(); 13220 } 13221 } 13222 13223 @Override 13224 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13225 int userId) { 13226 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13227 PackageSetting pkgSetting; 13228 final int uid = Binder.getCallingUid(); 13229 enforceCrossUserPermission(uid, userId, 13230 true /* requireFullPermission */, true /* checkShell */, 13231 "setApplicationHiddenSetting for user " + userId); 13232 13233 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13234 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13235 return false; 13236 } 13237 13238 long callingId = Binder.clearCallingIdentity(); 13239 try { 13240 boolean sendAdded = false; 13241 boolean sendRemoved = false; 13242 // writer 13243 synchronized (mPackages) { 13244 pkgSetting = mSettings.mPackages.get(packageName); 13245 if (pkgSetting == null) { 13246 return false; 13247 } 13248 // Do not allow "android" is being disabled 13249 if ("android".equals(packageName)) { 13250 Slog.w(TAG, "Cannot hide package: android"); 13251 return false; 13252 } 13253 // Cannot hide static shared libs as they are considered 13254 // a part of the using app (emulating static linking). Also 13255 // static libs are installed always on internal storage. 13256 PackageParser.Package pkg = mPackages.get(packageName); 13257 if (pkg != null && pkg.staticSharedLibName != null) { 13258 Slog.w(TAG, "Cannot hide package: " + packageName 13259 + " providing static shared library: " 13260 + pkg.staticSharedLibName); 13261 return false; 13262 } 13263 // Only allow protected packages to hide themselves. 13264 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13265 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13266 Slog.w(TAG, "Not hiding protected package: " + packageName); 13267 return false; 13268 } 13269 13270 if (pkgSetting.getHidden(userId) != hidden) { 13271 pkgSetting.setHidden(hidden, userId); 13272 mSettings.writePackageRestrictionsLPr(userId); 13273 if (hidden) { 13274 sendRemoved = true; 13275 } else { 13276 sendAdded = true; 13277 } 13278 } 13279 } 13280 if (sendAdded) { 13281 sendPackageAddedForUser(packageName, pkgSetting, userId); 13282 return true; 13283 } 13284 if (sendRemoved) { 13285 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13286 "hiding pkg"); 13287 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13288 return true; 13289 } 13290 } finally { 13291 Binder.restoreCallingIdentity(callingId); 13292 } 13293 return false; 13294 } 13295 13296 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13297 int userId) { 13298 final PackageRemovedInfo info = new PackageRemovedInfo(); 13299 info.removedPackage = packageName; 13300 info.removedUsers = new int[] {userId}; 13301 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13302 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13303 } 13304 13305 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13306 if (pkgList.length > 0) { 13307 Bundle extras = new Bundle(1); 13308 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13309 13310 sendPackageBroadcast( 13311 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13312 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13313 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13314 new int[] {userId}); 13315 } 13316 } 13317 13318 /** 13319 * Returns true if application is not found or there was an error. Otherwise it returns 13320 * the hidden state of the package for the given user. 13321 */ 13322 @Override 13323 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13324 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13325 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13326 true /* requireFullPermission */, false /* checkShell */, 13327 "getApplicationHidden for user " + userId); 13328 PackageSetting pkgSetting; 13329 long callingId = Binder.clearCallingIdentity(); 13330 try { 13331 // writer 13332 synchronized (mPackages) { 13333 pkgSetting = mSettings.mPackages.get(packageName); 13334 if (pkgSetting == null) { 13335 return true; 13336 } 13337 return pkgSetting.getHidden(userId); 13338 } 13339 } finally { 13340 Binder.restoreCallingIdentity(callingId); 13341 } 13342 } 13343 13344 /** 13345 * @hide 13346 */ 13347 @Override 13348 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13349 int installReason) { 13350 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13351 null); 13352 PackageSetting pkgSetting; 13353 final int uid = Binder.getCallingUid(); 13354 enforceCrossUserPermission(uid, userId, 13355 true /* requireFullPermission */, true /* checkShell */, 13356 "installExistingPackage for user " + userId); 13357 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13358 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13359 } 13360 13361 long callingId = Binder.clearCallingIdentity(); 13362 try { 13363 boolean installed = false; 13364 final boolean instantApp = 13365 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13366 final boolean fullApp = 13367 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13368 13369 // writer 13370 synchronized (mPackages) { 13371 pkgSetting = mSettings.mPackages.get(packageName); 13372 if (pkgSetting == null) { 13373 return PackageManager.INSTALL_FAILED_INVALID_URI; 13374 } 13375 if (!pkgSetting.getInstalled(userId)) { 13376 pkgSetting.setInstalled(true, userId); 13377 pkgSetting.setHidden(false, userId); 13378 pkgSetting.setInstallReason(installReason, userId); 13379 mSettings.writePackageRestrictionsLPr(userId); 13380 mSettings.writeKernelMappingLPr(pkgSetting); 13381 installed = true; 13382 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13383 // upgrade app from instant to full; we don't allow app downgrade 13384 installed = true; 13385 } 13386 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13387 } 13388 13389 if (installed) { 13390 if (pkgSetting.pkg != null) { 13391 synchronized (mInstallLock) { 13392 // We don't need to freeze for a brand new install 13393 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13394 } 13395 } 13396 sendPackageAddedForUser(packageName, pkgSetting, userId); 13397 synchronized (mPackages) { 13398 updateSequenceNumberLP(packageName, new int[]{ userId }); 13399 } 13400 } 13401 } finally { 13402 Binder.restoreCallingIdentity(callingId); 13403 } 13404 13405 return PackageManager.INSTALL_SUCCEEDED; 13406 } 13407 13408 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13409 boolean instantApp, boolean fullApp) { 13410 // no state specified; do nothing 13411 if (!instantApp && !fullApp) { 13412 return; 13413 } 13414 if (userId != UserHandle.USER_ALL) { 13415 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13416 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13417 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13418 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13419 } 13420 } else { 13421 for (int currentUserId : sUserManager.getUserIds()) { 13422 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13423 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13424 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13425 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13426 } 13427 } 13428 } 13429 } 13430 13431 boolean isUserRestricted(int userId, String restrictionKey) { 13432 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13433 if (restrictions.getBoolean(restrictionKey, false)) { 13434 Log.w(TAG, "User is restricted: " + restrictionKey); 13435 return true; 13436 } 13437 return false; 13438 } 13439 13440 @Override 13441 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13442 int userId) { 13443 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13444 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13445 true /* requireFullPermission */, true /* checkShell */, 13446 "setPackagesSuspended for user " + userId); 13447 13448 if (ArrayUtils.isEmpty(packageNames)) { 13449 return packageNames; 13450 } 13451 13452 // List of package names for whom the suspended state has changed. 13453 List<String> changedPackages = new ArrayList<>(packageNames.length); 13454 // List of package names for whom the suspended state is not set as requested in this 13455 // method. 13456 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13457 long callingId = Binder.clearCallingIdentity(); 13458 try { 13459 for (int i = 0; i < packageNames.length; i++) { 13460 String packageName = packageNames[i]; 13461 boolean changed = false; 13462 final int appId; 13463 synchronized (mPackages) { 13464 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13465 if (pkgSetting == null) { 13466 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13467 + "\". Skipping suspending/un-suspending."); 13468 unactionedPackages.add(packageName); 13469 continue; 13470 } 13471 appId = pkgSetting.appId; 13472 if (pkgSetting.getSuspended(userId) != suspended) { 13473 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13474 unactionedPackages.add(packageName); 13475 continue; 13476 } 13477 pkgSetting.setSuspended(suspended, userId); 13478 mSettings.writePackageRestrictionsLPr(userId); 13479 changed = true; 13480 changedPackages.add(packageName); 13481 } 13482 } 13483 13484 if (changed && suspended) { 13485 killApplication(packageName, UserHandle.getUid(userId, appId), 13486 "suspending package"); 13487 } 13488 } 13489 } finally { 13490 Binder.restoreCallingIdentity(callingId); 13491 } 13492 13493 if (!changedPackages.isEmpty()) { 13494 sendPackagesSuspendedForUser(changedPackages.toArray( 13495 new String[changedPackages.size()]), userId, suspended); 13496 } 13497 13498 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13499 } 13500 13501 @Override 13502 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13503 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13504 true /* requireFullPermission */, false /* checkShell */, 13505 "isPackageSuspendedForUser for user " + userId); 13506 synchronized (mPackages) { 13507 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13508 if (pkgSetting == null) { 13509 throw new IllegalArgumentException("Unknown target package: " + packageName); 13510 } 13511 return pkgSetting.getSuspended(userId); 13512 } 13513 } 13514 13515 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13516 if (isPackageDeviceAdmin(packageName, userId)) { 13517 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13518 + "\": has an active device admin"); 13519 return false; 13520 } 13521 13522 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13523 if (packageName.equals(activeLauncherPackageName)) { 13524 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13525 + "\": contains the active launcher"); 13526 return false; 13527 } 13528 13529 if (packageName.equals(mRequiredInstallerPackage)) { 13530 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13531 + "\": required for package installation"); 13532 return false; 13533 } 13534 13535 if (packageName.equals(mRequiredUninstallerPackage)) { 13536 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13537 + "\": required for package uninstallation"); 13538 return false; 13539 } 13540 13541 if (packageName.equals(mRequiredVerifierPackage)) { 13542 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13543 + "\": required for package verification"); 13544 return false; 13545 } 13546 13547 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13548 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13549 + "\": is the default dialer"); 13550 return false; 13551 } 13552 13553 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13554 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13555 + "\": protected package"); 13556 return false; 13557 } 13558 13559 // Cannot suspend static shared libs as they are considered 13560 // a part of the using app (emulating static linking). Also 13561 // static libs are installed always on internal storage. 13562 PackageParser.Package pkg = mPackages.get(packageName); 13563 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13564 Slog.w(TAG, "Cannot suspend package: " + packageName 13565 + " providing static shared library: " 13566 + pkg.staticSharedLibName); 13567 return false; 13568 } 13569 13570 return true; 13571 } 13572 13573 private String getActiveLauncherPackageName(int userId) { 13574 Intent intent = new Intent(Intent.ACTION_MAIN); 13575 intent.addCategory(Intent.CATEGORY_HOME); 13576 ResolveInfo resolveInfo = resolveIntent( 13577 intent, 13578 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13579 PackageManager.MATCH_DEFAULT_ONLY, 13580 userId); 13581 13582 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13583 } 13584 13585 private String getDefaultDialerPackageName(int userId) { 13586 synchronized (mPackages) { 13587 return mSettings.getDefaultDialerPackageNameLPw(userId); 13588 } 13589 } 13590 13591 @Override 13592 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13593 mContext.enforceCallingOrSelfPermission( 13594 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13595 "Only package verification agents can verify applications"); 13596 13597 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13598 final PackageVerificationResponse response = new PackageVerificationResponse( 13599 verificationCode, Binder.getCallingUid()); 13600 msg.arg1 = id; 13601 msg.obj = response; 13602 mHandler.sendMessage(msg); 13603 } 13604 13605 @Override 13606 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13607 long millisecondsToDelay) { 13608 mContext.enforceCallingOrSelfPermission( 13609 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13610 "Only package verification agents can extend verification timeouts"); 13611 13612 final PackageVerificationState state = mPendingVerification.get(id); 13613 final PackageVerificationResponse response = new PackageVerificationResponse( 13614 verificationCodeAtTimeout, Binder.getCallingUid()); 13615 13616 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13617 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13618 } 13619 if (millisecondsToDelay < 0) { 13620 millisecondsToDelay = 0; 13621 } 13622 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13623 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13624 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13625 } 13626 13627 if ((state != null) && !state.timeoutExtended()) { 13628 state.extendTimeout(); 13629 13630 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13631 msg.arg1 = id; 13632 msg.obj = response; 13633 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13634 } 13635 } 13636 13637 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13638 int verificationCode, UserHandle user) { 13639 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13640 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13641 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13642 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13643 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13644 13645 mContext.sendBroadcastAsUser(intent, user, 13646 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13647 } 13648 13649 private ComponentName matchComponentForVerifier(String packageName, 13650 List<ResolveInfo> receivers) { 13651 ActivityInfo targetReceiver = null; 13652 13653 final int NR = receivers.size(); 13654 for (int i = 0; i < NR; i++) { 13655 final ResolveInfo info = receivers.get(i); 13656 if (info.activityInfo == null) { 13657 continue; 13658 } 13659 13660 if (packageName.equals(info.activityInfo.packageName)) { 13661 targetReceiver = info.activityInfo; 13662 break; 13663 } 13664 } 13665 13666 if (targetReceiver == null) { 13667 return null; 13668 } 13669 13670 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13671 } 13672 13673 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13674 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13675 if (pkgInfo.verifiers.length == 0) { 13676 return null; 13677 } 13678 13679 final int N = pkgInfo.verifiers.length; 13680 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13681 for (int i = 0; i < N; i++) { 13682 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13683 13684 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13685 receivers); 13686 if (comp == null) { 13687 continue; 13688 } 13689 13690 final int verifierUid = getUidForVerifier(verifierInfo); 13691 if (verifierUid == -1) { 13692 continue; 13693 } 13694 13695 if (DEBUG_VERIFY) { 13696 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13697 + " with the correct signature"); 13698 } 13699 sufficientVerifiers.add(comp); 13700 verificationState.addSufficientVerifier(verifierUid); 13701 } 13702 13703 return sufficientVerifiers; 13704 } 13705 13706 private int getUidForVerifier(VerifierInfo verifierInfo) { 13707 synchronized (mPackages) { 13708 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13709 if (pkg == null) { 13710 return -1; 13711 } else if (pkg.mSignatures.length != 1) { 13712 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13713 + " has more than one signature; ignoring"); 13714 return -1; 13715 } 13716 13717 /* 13718 * If the public key of the package's signature does not match 13719 * our expected public key, then this is a different package and 13720 * we should skip. 13721 */ 13722 13723 final byte[] expectedPublicKey; 13724 try { 13725 final Signature verifierSig = pkg.mSignatures[0]; 13726 final PublicKey publicKey = verifierSig.getPublicKey(); 13727 expectedPublicKey = publicKey.getEncoded(); 13728 } catch (CertificateException e) { 13729 return -1; 13730 } 13731 13732 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13733 13734 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13735 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13736 + " does not have the expected public key; ignoring"); 13737 return -1; 13738 } 13739 13740 return pkg.applicationInfo.uid; 13741 } 13742 } 13743 13744 @Override 13745 public void finishPackageInstall(int token, boolean didLaunch) { 13746 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13747 13748 if (DEBUG_INSTALL) { 13749 Slog.v(TAG, "BM finishing package install for " + token); 13750 } 13751 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13752 13753 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13754 mHandler.sendMessage(msg); 13755 } 13756 13757 /** 13758 * Get the verification agent timeout. 13759 * 13760 * @return verification timeout in milliseconds 13761 */ 13762 private long getVerificationTimeout() { 13763 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13764 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13765 DEFAULT_VERIFICATION_TIMEOUT); 13766 } 13767 13768 /** 13769 * Get the default verification agent response code. 13770 * 13771 * @return default verification response code 13772 */ 13773 private int getDefaultVerificationResponse() { 13774 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13775 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13776 DEFAULT_VERIFICATION_RESPONSE); 13777 } 13778 13779 /** 13780 * Check whether or not package verification has been enabled. 13781 * 13782 * @return true if verification should be performed 13783 */ 13784 private boolean isVerificationEnabled(int userId, int installFlags) { 13785 if (!DEFAULT_VERIFY_ENABLE) { 13786 return false; 13787 } 13788 13789 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13790 13791 // Check if installing from ADB 13792 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13793 // Do not run verification in a test harness environment 13794 if (ActivityManager.isRunningInTestHarness()) { 13795 return false; 13796 } 13797 if (ensureVerifyAppsEnabled) { 13798 return true; 13799 } 13800 // Check if the developer does not want package verification for ADB installs 13801 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13802 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13803 return false; 13804 } 13805 } 13806 13807 if (ensureVerifyAppsEnabled) { 13808 return true; 13809 } 13810 13811 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13812 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13813 } 13814 13815 @Override 13816 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13817 throws RemoteException { 13818 mContext.enforceCallingOrSelfPermission( 13819 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13820 "Only intentfilter verification agents can verify applications"); 13821 13822 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13823 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13824 Binder.getCallingUid(), verificationCode, failedDomains); 13825 msg.arg1 = id; 13826 msg.obj = response; 13827 mHandler.sendMessage(msg); 13828 } 13829 13830 @Override 13831 public int getIntentVerificationStatus(String packageName, int userId) { 13832 synchronized (mPackages) { 13833 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13834 } 13835 } 13836 13837 @Override 13838 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13839 mContext.enforceCallingOrSelfPermission( 13840 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13841 13842 boolean result = false; 13843 synchronized (mPackages) { 13844 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13845 } 13846 if (result) { 13847 scheduleWritePackageRestrictionsLocked(userId); 13848 } 13849 return result; 13850 } 13851 13852 @Override 13853 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13854 String packageName) { 13855 synchronized (mPackages) { 13856 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13857 } 13858 } 13859 13860 @Override 13861 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13862 if (TextUtils.isEmpty(packageName)) { 13863 return ParceledListSlice.emptyList(); 13864 } 13865 synchronized (mPackages) { 13866 PackageParser.Package pkg = mPackages.get(packageName); 13867 if (pkg == null || pkg.activities == null) { 13868 return ParceledListSlice.emptyList(); 13869 } 13870 final int count = pkg.activities.size(); 13871 ArrayList<IntentFilter> result = new ArrayList<>(); 13872 for (int n=0; n<count; n++) { 13873 PackageParser.Activity activity = pkg.activities.get(n); 13874 if (activity.intents != null && activity.intents.size() > 0) { 13875 result.addAll(activity.intents); 13876 } 13877 } 13878 return new ParceledListSlice<>(result); 13879 } 13880 } 13881 13882 @Override 13883 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13884 mContext.enforceCallingOrSelfPermission( 13885 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13886 13887 synchronized (mPackages) { 13888 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13889 if (packageName != null) { 13890 result |= updateIntentVerificationStatus(packageName, 13891 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13892 userId); 13893 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13894 packageName, userId); 13895 } 13896 return result; 13897 } 13898 } 13899 13900 @Override 13901 public String getDefaultBrowserPackageName(int userId) { 13902 synchronized (mPackages) { 13903 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13904 } 13905 } 13906 13907 /** 13908 * Get the "allow unknown sources" setting. 13909 * 13910 * @return the current "allow unknown sources" setting 13911 */ 13912 private int getUnknownSourcesSettings() { 13913 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13914 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13915 -1); 13916 } 13917 13918 @Override 13919 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13920 final int uid = Binder.getCallingUid(); 13921 // writer 13922 synchronized (mPackages) { 13923 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13924 if (targetPackageSetting == null) { 13925 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13926 } 13927 13928 PackageSetting installerPackageSetting; 13929 if (installerPackageName != null) { 13930 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13931 if (installerPackageSetting == null) { 13932 throw new IllegalArgumentException("Unknown installer package: " 13933 + installerPackageName); 13934 } 13935 } else { 13936 installerPackageSetting = null; 13937 } 13938 13939 Signature[] callerSignature; 13940 Object obj = mSettings.getUserIdLPr(uid); 13941 if (obj != null) { 13942 if (obj instanceof SharedUserSetting) { 13943 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13944 } else if (obj instanceof PackageSetting) { 13945 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13946 } else { 13947 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13948 } 13949 } else { 13950 throw new SecurityException("Unknown calling UID: " + uid); 13951 } 13952 13953 // Verify: can't set installerPackageName to a package that is 13954 // not signed with the same cert as the caller. 13955 if (installerPackageSetting != null) { 13956 if (compareSignatures(callerSignature, 13957 installerPackageSetting.signatures.mSignatures) 13958 != PackageManager.SIGNATURE_MATCH) { 13959 throw new SecurityException( 13960 "Caller does not have same cert as new installer package " 13961 + installerPackageName); 13962 } 13963 } 13964 13965 // Verify: if target already has an installer package, it must 13966 // be signed with the same cert as the caller. 13967 if (targetPackageSetting.installerPackageName != null) { 13968 PackageSetting setting = mSettings.mPackages.get( 13969 targetPackageSetting.installerPackageName); 13970 // If the currently set package isn't valid, then it's always 13971 // okay to change it. 13972 if (setting != null) { 13973 if (compareSignatures(callerSignature, 13974 setting.signatures.mSignatures) 13975 != PackageManager.SIGNATURE_MATCH) { 13976 throw new SecurityException( 13977 "Caller does not have same cert as old installer package " 13978 + targetPackageSetting.installerPackageName); 13979 } 13980 } 13981 } 13982 13983 // Okay! 13984 targetPackageSetting.installerPackageName = installerPackageName; 13985 if (installerPackageName != null) { 13986 mSettings.mInstallerPackages.add(installerPackageName); 13987 } 13988 scheduleWriteSettingsLocked(); 13989 } 13990 } 13991 13992 @Override 13993 public void setApplicationCategoryHint(String packageName, int categoryHint, 13994 String callerPackageName) { 13995 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13996 callerPackageName); 13997 synchronized (mPackages) { 13998 PackageSetting ps = mSettings.mPackages.get(packageName); 13999 if (ps == null) { 14000 throw new IllegalArgumentException("Unknown target package " + packageName); 14001 } 14002 14003 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14004 throw new IllegalArgumentException("Calling package " + callerPackageName 14005 + " is not installer for " + packageName); 14006 } 14007 14008 if (ps.categoryHint != categoryHint) { 14009 ps.categoryHint = categoryHint; 14010 scheduleWriteSettingsLocked(); 14011 } 14012 } 14013 } 14014 14015 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14016 // Queue up an async operation since the package installation may take a little while. 14017 mHandler.post(new Runnable() { 14018 public void run() { 14019 mHandler.removeCallbacks(this); 14020 // Result object to be returned 14021 PackageInstalledInfo res = new PackageInstalledInfo(); 14022 res.setReturnCode(currentStatus); 14023 res.uid = -1; 14024 res.pkg = null; 14025 res.removedInfo = null; 14026 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14027 args.doPreInstall(res.returnCode); 14028 synchronized (mInstallLock) { 14029 installPackageTracedLI(args, res); 14030 } 14031 args.doPostInstall(res.returnCode, res.uid); 14032 } 14033 14034 // A restore should be performed at this point if (a) the install 14035 // succeeded, (b) the operation is not an update, and (c) the new 14036 // package has not opted out of backup participation. 14037 final boolean update = res.removedInfo != null 14038 && res.removedInfo.removedPackage != null; 14039 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14040 boolean doRestore = !update 14041 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14042 14043 // Set up the post-install work request bookkeeping. This will be used 14044 // and cleaned up by the post-install event handling regardless of whether 14045 // there's a restore pass performed. Token values are >= 1. 14046 int token; 14047 if (mNextInstallToken < 0) mNextInstallToken = 1; 14048 token = mNextInstallToken++; 14049 14050 PostInstallData data = new PostInstallData(args, res); 14051 mRunningInstalls.put(token, data); 14052 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14053 14054 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14055 // Pass responsibility to the Backup Manager. It will perform a 14056 // restore if appropriate, then pass responsibility back to the 14057 // Package Manager to run the post-install observer callbacks 14058 // and broadcasts. 14059 IBackupManager bm = IBackupManager.Stub.asInterface( 14060 ServiceManager.getService(Context.BACKUP_SERVICE)); 14061 if (bm != null) { 14062 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14063 + " to BM for possible restore"); 14064 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14065 try { 14066 // TODO: http://b/22388012 14067 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14068 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14069 } else { 14070 doRestore = false; 14071 } 14072 } catch (RemoteException e) { 14073 // can't happen; the backup manager is local 14074 } catch (Exception e) { 14075 Slog.e(TAG, "Exception trying to enqueue restore", e); 14076 doRestore = false; 14077 } 14078 } else { 14079 Slog.e(TAG, "Backup Manager not found!"); 14080 doRestore = false; 14081 } 14082 } 14083 14084 if (!doRestore) { 14085 // No restore possible, or the Backup Manager was mysteriously not 14086 // available -- just fire the post-install work request directly. 14087 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14088 14089 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14090 14091 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14092 mHandler.sendMessage(msg); 14093 } 14094 } 14095 }); 14096 } 14097 14098 /** 14099 * Callback from PackageSettings whenever an app is first transitioned out of the 14100 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14101 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14102 * here whether the app is the target of an ongoing install, and only send the 14103 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14104 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14105 * handling. 14106 */ 14107 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14108 // Serialize this with the rest of the install-process message chain. In the 14109 // restore-at-install case, this Runnable will necessarily run before the 14110 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14111 // are coherent. In the non-restore case, the app has already completed install 14112 // and been launched through some other means, so it is not in a problematic 14113 // state for observers to see the FIRST_LAUNCH signal. 14114 mHandler.post(new Runnable() { 14115 @Override 14116 public void run() { 14117 for (int i = 0; i < mRunningInstalls.size(); i++) { 14118 final PostInstallData data = mRunningInstalls.valueAt(i); 14119 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14120 continue; 14121 } 14122 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14123 // right package; but is it for the right user? 14124 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14125 if (userId == data.res.newUsers[uIndex]) { 14126 if (DEBUG_BACKUP) { 14127 Slog.i(TAG, "Package " + pkgName 14128 + " being restored so deferring FIRST_LAUNCH"); 14129 } 14130 return; 14131 } 14132 } 14133 } 14134 } 14135 // didn't find it, so not being restored 14136 if (DEBUG_BACKUP) { 14137 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14138 } 14139 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14140 } 14141 }); 14142 } 14143 14144 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14145 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14146 installerPkg, null, userIds); 14147 } 14148 14149 private abstract class HandlerParams { 14150 private static final int MAX_RETRIES = 4; 14151 14152 /** 14153 * Number of times startCopy() has been attempted and had a non-fatal 14154 * error. 14155 */ 14156 private int mRetries = 0; 14157 14158 /** User handle for the user requesting the information or installation. */ 14159 private final UserHandle mUser; 14160 String traceMethod; 14161 int traceCookie; 14162 14163 HandlerParams(UserHandle user) { 14164 mUser = user; 14165 } 14166 14167 UserHandle getUser() { 14168 return mUser; 14169 } 14170 14171 HandlerParams setTraceMethod(String traceMethod) { 14172 this.traceMethod = traceMethod; 14173 return this; 14174 } 14175 14176 HandlerParams setTraceCookie(int traceCookie) { 14177 this.traceCookie = traceCookie; 14178 return this; 14179 } 14180 14181 final boolean startCopy() { 14182 boolean res; 14183 try { 14184 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14185 14186 if (++mRetries > MAX_RETRIES) { 14187 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14188 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14189 handleServiceError(); 14190 return false; 14191 } else { 14192 handleStartCopy(); 14193 res = true; 14194 } 14195 } catch (RemoteException e) { 14196 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14197 mHandler.sendEmptyMessage(MCS_RECONNECT); 14198 res = false; 14199 } 14200 handleReturnCode(); 14201 return res; 14202 } 14203 14204 final void serviceError() { 14205 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14206 handleServiceError(); 14207 handleReturnCode(); 14208 } 14209 14210 abstract void handleStartCopy() throws RemoteException; 14211 abstract void handleServiceError(); 14212 abstract void handleReturnCode(); 14213 } 14214 14215 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14216 for (File path : paths) { 14217 try { 14218 mcs.clearDirectory(path.getAbsolutePath()); 14219 } catch (RemoteException e) { 14220 } 14221 } 14222 } 14223 14224 static class OriginInfo { 14225 /** 14226 * Location where install is coming from, before it has been 14227 * copied/renamed into place. This could be a single monolithic APK 14228 * file, or a cluster directory. This location may be untrusted. 14229 */ 14230 final File file; 14231 final String cid; 14232 14233 /** 14234 * Flag indicating that {@link #file} or {@link #cid} has already been 14235 * staged, meaning downstream users don't need to defensively copy the 14236 * contents. 14237 */ 14238 final boolean staged; 14239 14240 /** 14241 * Flag indicating that {@link #file} or {@link #cid} is an already 14242 * installed app that is being moved. 14243 */ 14244 final boolean existing; 14245 14246 final String resolvedPath; 14247 final File resolvedFile; 14248 14249 static OriginInfo fromNothing() { 14250 return new OriginInfo(null, null, false, false); 14251 } 14252 14253 static OriginInfo fromUntrustedFile(File file) { 14254 return new OriginInfo(file, null, false, false); 14255 } 14256 14257 static OriginInfo fromExistingFile(File file) { 14258 return new OriginInfo(file, null, false, true); 14259 } 14260 14261 static OriginInfo fromStagedFile(File file) { 14262 return new OriginInfo(file, null, true, false); 14263 } 14264 14265 static OriginInfo fromStagedContainer(String cid) { 14266 return new OriginInfo(null, cid, true, false); 14267 } 14268 14269 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14270 this.file = file; 14271 this.cid = cid; 14272 this.staged = staged; 14273 this.existing = existing; 14274 14275 if (cid != null) { 14276 resolvedPath = PackageHelper.getSdDir(cid); 14277 resolvedFile = new File(resolvedPath); 14278 } else if (file != null) { 14279 resolvedPath = file.getAbsolutePath(); 14280 resolvedFile = file; 14281 } else { 14282 resolvedPath = null; 14283 resolvedFile = null; 14284 } 14285 } 14286 } 14287 14288 static class MoveInfo { 14289 final int moveId; 14290 final String fromUuid; 14291 final String toUuid; 14292 final String packageName; 14293 final String dataAppName; 14294 final int appId; 14295 final String seinfo; 14296 final int targetSdkVersion; 14297 14298 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14299 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14300 this.moveId = moveId; 14301 this.fromUuid = fromUuid; 14302 this.toUuid = toUuid; 14303 this.packageName = packageName; 14304 this.dataAppName = dataAppName; 14305 this.appId = appId; 14306 this.seinfo = seinfo; 14307 this.targetSdkVersion = targetSdkVersion; 14308 } 14309 } 14310 14311 static class VerificationInfo { 14312 /** A constant used to indicate that a uid value is not present. */ 14313 public static final int NO_UID = -1; 14314 14315 /** URI referencing where the package was downloaded from. */ 14316 final Uri originatingUri; 14317 14318 /** HTTP referrer URI associated with the originatingURI. */ 14319 final Uri referrer; 14320 14321 /** UID of the application that the install request originated from. */ 14322 final int originatingUid; 14323 14324 /** UID of application requesting the install */ 14325 final int installerUid; 14326 14327 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14328 this.originatingUri = originatingUri; 14329 this.referrer = referrer; 14330 this.originatingUid = originatingUid; 14331 this.installerUid = installerUid; 14332 } 14333 } 14334 14335 class InstallParams extends HandlerParams { 14336 final OriginInfo origin; 14337 final MoveInfo move; 14338 final IPackageInstallObserver2 observer; 14339 int installFlags; 14340 final String installerPackageName; 14341 final String volumeUuid; 14342 private InstallArgs mArgs; 14343 private int mRet; 14344 final String packageAbiOverride; 14345 final String[] grantedRuntimePermissions; 14346 final VerificationInfo verificationInfo; 14347 final Certificate[][] certificates; 14348 final int installReason; 14349 14350 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14351 int installFlags, String installerPackageName, String volumeUuid, 14352 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14353 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14354 super(user); 14355 this.origin = origin; 14356 this.move = move; 14357 this.observer = observer; 14358 this.installFlags = installFlags; 14359 this.installerPackageName = installerPackageName; 14360 this.volumeUuid = volumeUuid; 14361 this.verificationInfo = verificationInfo; 14362 this.packageAbiOverride = packageAbiOverride; 14363 this.grantedRuntimePermissions = grantedPermissions; 14364 this.certificates = certificates; 14365 this.installReason = installReason; 14366 } 14367 14368 @Override 14369 public String toString() { 14370 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14371 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14372 } 14373 14374 private int installLocationPolicy(PackageInfoLite pkgLite) { 14375 String packageName = pkgLite.packageName; 14376 int installLocation = pkgLite.installLocation; 14377 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14378 // reader 14379 synchronized (mPackages) { 14380 // Currently installed package which the new package is attempting to replace or 14381 // null if no such package is installed. 14382 PackageParser.Package installedPkg = mPackages.get(packageName); 14383 // Package which currently owns the data which the new package will own if installed. 14384 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14385 // will be null whereas dataOwnerPkg will contain information about the package 14386 // which was uninstalled while keeping its data. 14387 PackageParser.Package dataOwnerPkg = installedPkg; 14388 if (dataOwnerPkg == null) { 14389 PackageSetting ps = mSettings.mPackages.get(packageName); 14390 if (ps != null) { 14391 dataOwnerPkg = ps.pkg; 14392 } 14393 } 14394 14395 if (dataOwnerPkg != null) { 14396 // If installed, the package will get access to data left on the device by its 14397 // predecessor. As a security measure, this is permited only if this is not a 14398 // version downgrade or if the predecessor package is marked as debuggable and 14399 // a downgrade is explicitly requested. 14400 // 14401 // On debuggable platform builds, downgrades are permitted even for 14402 // non-debuggable packages to make testing easier. Debuggable platform builds do 14403 // not offer security guarantees and thus it's OK to disable some security 14404 // mechanisms to make debugging/testing easier on those builds. However, even on 14405 // debuggable builds downgrades of packages are permitted only if requested via 14406 // installFlags. This is because we aim to keep the behavior of debuggable 14407 // platform builds as close as possible to the behavior of non-debuggable 14408 // platform builds. 14409 final boolean downgradeRequested = 14410 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14411 final boolean packageDebuggable = 14412 (dataOwnerPkg.applicationInfo.flags 14413 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14414 final boolean downgradePermitted = 14415 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14416 if (!downgradePermitted) { 14417 try { 14418 checkDowngrade(dataOwnerPkg, pkgLite); 14419 } catch (PackageManagerException e) { 14420 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14421 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14422 } 14423 } 14424 } 14425 14426 if (installedPkg != null) { 14427 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14428 // Check for updated system application. 14429 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14430 if (onSd) { 14431 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14432 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14433 } 14434 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14435 } else { 14436 if (onSd) { 14437 // Install flag overrides everything. 14438 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14439 } 14440 // If current upgrade specifies particular preference 14441 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14442 // Application explicitly specified internal. 14443 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14444 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14445 // App explictly prefers external. Let policy decide 14446 } else { 14447 // Prefer previous location 14448 if (isExternal(installedPkg)) { 14449 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14450 } 14451 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14452 } 14453 } 14454 } else { 14455 // Invalid install. Return error code 14456 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14457 } 14458 } 14459 } 14460 // All the special cases have been taken care of. 14461 // Return result based on recommended install location. 14462 if (onSd) { 14463 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14464 } 14465 return pkgLite.recommendedInstallLocation; 14466 } 14467 14468 /* 14469 * Invoke remote method to get package information and install 14470 * location values. Override install location based on default 14471 * policy if needed and then create install arguments based 14472 * on the install location. 14473 */ 14474 public void handleStartCopy() throws RemoteException { 14475 int ret = PackageManager.INSTALL_SUCCEEDED; 14476 14477 // If we're already staged, we've firmly committed to an install location 14478 if (origin.staged) { 14479 if (origin.file != null) { 14480 installFlags |= PackageManager.INSTALL_INTERNAL; 14481 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14482 } else if (origin.cid != null) { 14483 installFlags |= PackageManager.INSTALL_EXTERNAL; 14484 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14485 } else { 14486 throw new IllegalStateException("Invalid stage location"); 14487 } 14488 } 14489 14490 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14491 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14492 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14493 PackageInfoLite pkgLite = null; 14494 14495 if (onInt && onSd) { 14496 // Check if both bits are set. 14497 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14498 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14499 } else if (onSd && ephemeral) { 14500 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14501 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14502 } else { 14503 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14504 packageAbiOverride); 14505 14506 if (DEBUG_EPHEMERAL && ephemeral) { 14507 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14508 } 14509 14510 /* 14511 * If we have too little free space, try to free cache 14512 * before giving up. 14513 */ 14514 if (!origin.staged && pkgLite.recommendedInstallLocation 14515 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14516 // TODO: focus freeing disk space on the target device 14517 final StorageManager storage = StorageManager.from(mContext); 14518 final long lowThreshold = storage.getStorageLowBytes( 14519 Environment.getDataDirectory()); 14520 14521 final long sizeBytes = mContainerService.calculateInstalledSize( 14522 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14523 14524 try { 14525 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14526 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14527 installFlags, packageAbiOverride); 14528 } catch (InstallerException e) { 14529 Slog.w(TAG, "Failed to free cache", e); 14530 } 14531 14532 /* 14533 * The cache free must have deleted the file we 14534 * downloaded to install. 14535 * 14536 * TODO: fix the "freeCache" call to not delete 14537 * the file we care about. 14538 */ 14539 if (pkgLite.recommendedInstallLocation 14540 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14541 pkgLite.recommendedInstallLocation 14542 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14543 } 14544 } 14545 } 14546 14547 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14548 int loc = pkgLite.recommendedInstallLocation; 14549 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14550 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14551 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14552 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14553 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14554 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14555 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14556 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14557 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14558 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14559 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14560 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14561 } else { 14562 // Override with defaults if needed. 14563 loc = installLocationPolicy(pkgLite); 14564 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14565 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14566 } else if (!onSd && !onInt) { 14567 // Override install location with flags 14568 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14569 // Set the flag to install on external media. 14570 installFlags |= PackageManager.INSTALL_EXTERNAL; 14571 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14572 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14573 if (DEBUG_EPHEMERAL) { 14574 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14575 } 14576 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14577 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14578 |PackageManager.INSTALL_INTERNAL); 14579 } else { 14580 // Make sure the flag for installing on external 14581 // media is unset 14582 installFlags |= PackageManager.INSTALL_INTERNAL; 14583 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14584 } 14585 } 14586 } 14587 } 14588 14589 final InstallArgs args = createInstallArgs(this); 14590 mArgs = args; 14591 14592 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14593 // TODO: http://b/22976637 14594 // Apps installed for "all" users use the device owner to verify the app 14595 UserHandle verifierUser = getUser(); 14596 if (verifierUser == UserHandle.ALL) { 14597 verifierUser = UserHandle.SYSTEM; 14598 } 14599 14600 /* 14601 * Determine if we have any installed package verifiers. If we 14602 * do, then we'll defer to them to verify the packages. 14603 */ 14604 final int requiredUid = mRequiredVerifierPackage == null ? -1 14605 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14606 verifierUser.getIdentifier()); 14607 if (!origin.existing && requiredUid != -1 14608 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14609 final Intent verification = new Intent( 14610 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14611 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14612 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14613 PACKAGE_MIME_TYPE); 14614 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14615 14616 // Query all live verifiers based on current user state 14617 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14618 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14619 14620 if (DEBUG_VERIFY) { 14621 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14622 + verification.toString() + " with " + pkgLite.verifiers.length 14623 + " optional verifiers"); 14624 } 14625 14626 final int verificationId = mPendingVerificationToken++; 14627 14628 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14629 14630 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14631 installerPackageName); 14632 14633 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14634 installFlags); 14635 14636 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14637 pkgLite.packageName); 14638 14639 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14640 pkgLite.versionCode); 14641 14642 if (verificationInfo != null) { 14643 if (verificationInfo.originatingUri != null) { 14644 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14645 verificationInfo.originatingUri); 14646 } 14647 if (verificationInfo.referrer != null) { 14648 verification.putExtra(Intent.EXTRA_REFERRER, 14649 verificationInfo.referrer); 14650 } 14651 if (verificationInfo.originatingUid >= 0) { 14652 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14653 verificationInfo.originatingUid); 14654 } 14655 if (verificationInfo.installerUid >= 0) { 14656 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14657 verificationInfo.installerUid); 14658 } 14659 } 14660 14661 final PackageVerificationState verificationState = new PackageVerificationState( 14662 requiredUid, args); 14663 14664 mPendingVerification.append(verificationId, verificationState); 14665 14666 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14667 receivers, verificationState); 14668 14669 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14670 final long idleDuration = getVerificationTimeout(); 14671 14672 /* 14673 * If any sufficient verifiers were listed in the package 14674 * manifest, attempt to ask them. 14675 */ 14676 if (sufficientVerifiers != null) { 14677 final int N = sufficientVerifiers.size(); 14678 if (N == 0) { 14679 Slog.i(TAG, "Additional verifiers required, but none installed."); 14680 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14681 } else { 14682 for (int i = 0; i < N; i++) { 14683 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14684 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14685 verifierComponent.getPackageName(), idleDuration, 14686 verifierUser.getIdentifier(), false, "package verifier"); 14687 14688 final Intent sufficientIntent = new Intent(verification); 14689 sufficientIntent.setComponent(verifierComponent); 14690 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14691 } 14692 } 14693 } 14694 14695 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14696 mRequiredVerifierPackage, receivers); 14697 if (ret == PackageManager.INSTALL_SUCCEEDED 14698 && mRequiredVerifierPackage != null) { 14699 Trace.asyncTraceBegin( 14700 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14701 /* 14702 * Send the intent to the required verification agent, 14703 * but only start the verification timeout after the 14704 * target BroadcastReceivers have run. 14705 */ 14706 verification.setComponent(requiredVerifierComponent); 14707 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14708 mRequiredVerifierPackage, idleDuration, 14709 verifierUser.getIdentifier(), false, "package verifier"); 14710 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14711 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14712 new BroadcastReceiver() { 14713 @Override 14714 public void onReceive(Context context, Intent intent) { 14715 final Message msg = mHandler 14716 .obtainMessage(CHECK_PENDING_VERIFICATION); 14717 msg.arg1 = verificationId; 14718 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14719 } 14720 }, null, 0, null, null); 14721 14722 /* 14723 * We don't want the copy to proceed until verification 14724 * succeeds, so null out this field. 14725 */ 14726 mArgs = null; 14727 } 14728 } else { 14729 /* 14730 * No package verification is enabled, so immediately start 14731 * the remote call to initiate copy using temporary file. 14732 */ 14733 ret = args.copyApk(mContainerService, true); 14734 } 14735 } 14736 14737 mRet = ret; 14738 } 14739 14740 @Override 14741 void handleReturnCode() { 14742 // If mArgs is null, then MCS couldn't be reached. When it 14743 // reconnects, it will try again to install. At that point, this 14744 // will succeed. 14745 if (mArgs != null) { 14746 processPendingInstall(mArgs, mRet); 14747 } 14748 } 14749 14750 @Override 14751 void handleServiceError() { 14752 mArgs = createInstallArgs(this); 14753 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14754 } 14755 14756 public boolean isForwardLocked() { 14757 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14758 } 14759 } 14760 14761 /** 14762 * Used during creation of InstallArgs 14763 * 14764 * @param installFlags package installation flags 14765 * @return true if should be installed on external storage 14766 */ 14767 private static boolean installOnExternalAsec(int installFlags) { 14768 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14769 return false; 14770 } 14771 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14772 return true; 14773 } 14774 return false; 14775 } 14776 14777 /** 14778 * Used during creation of InstallArgs 14779 * 14780 * @param installFlags package installation flags 14781 * @return true if should be installed as forward locked 14782 */ 14783 private static boolean installForwardLocked(int installFlags) { 14784 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14785 } 14786 14787 private InstallArgs createInstallArgs(InstallParams params) { 14788 if (params.move != null) { 14789 return new MoveInstallArgs(params); 14790 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14791 return new AsecInstallArgs(params); 14792 } else { 14793 return new FileInstallArgs(params); 14794 } 14795 } 14796 14797 /** 14798 * Create args that describe an existing installed package. Typically used 14799 * when cleaning up old installs, or used as a move source. 14800 */ 14801 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14802 String resourcePath, String[] instructionSets) { 14803 final boolean isInAsec; 14804 if (installOnExternalAsec(installFlags)) { 14805 /* Apps on SD card are always in ASEC containers. */ 14806 isInAsec = true; 14807 } else if (installForwardLocked(installFlags) 14808 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14809 /* 14810 * Forward-locked apps are only in ASEC containers if they're the 14811 * new style 14812 */ 14813 isInAsec = true; 14814 } else { 14815 isInAsec = false; 14816 } 14817 14818 if (isInAsec) { 14819 return new AsecInstallArgs(codePath, instructionSets, 14820 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14821 } else { 14822 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14823 } 14824 } 14825 14826 static abstract class InstallArgs { 14827 /** @see InstallParams#origin */ 14828 final OriginInfo origin; 14829 /** @see InstallParams#move */ 14830 final MoveInfo move; 14831 14832 final IPackageInstallObserver2 observer; 14833 // Always refers to PackageManager flags only 14834 final int installFlags; 14835 final String installerPackageName; 14836 final String volumeUuid; 14837 final UserHandle user; 14838 final String abiOverride; 14839 final String[] installGrantPermissions; 14840 /** If non-null, drop an async trace when the install completes */ 14841 final String traceMethod; 14842 final int traceCookie; 14843 final Certificate[][] certificates; 14844 final int installReason; 14845 14846 // The list of instruction sets supported by this app. This is currently 14847 // only used during the rmdex() phase to clean up resources. We can get rid of this 14848 // if we move dex files under the common app path. 14849 /* nullable */ String[] instructionSets; 14850 14851 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14852 int installFlags, String installerPackageName, String volumeUuid, 14853 UserHandle user, String[] instructionSets, 14854 String abiOverride, String[] installGrantPermissions, 14855 String traceMethod, int traceCookie, Certificate[][] certificates, 14856 int installReason) { 14857 this.origin = origin; 14858 this.move = move; 14859 this.installFlags = installFlags; 14860 this.observer = observer; 14861 this.installerPackageName = installerPackageName; 14862 this.volumeUuid = volumeUuid; 14863 this.user = user; 14864 this.instructionSets = instructionSets; 14865 this.abiOverride = abiOverride; 14866 this.installGrantPermissions = installGrantPermissions; 14867 this.traceMethod = traceMethod; 14868 this.traceCookie = traceCookie; 14869 this.certificates = certificates; 14870 this.installReason = installReason; 14871 } 14872 14873 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14874 abstract int doPreInstall(int status); 14875 14876 /** 14877 * Rename package into final resting place. All paths on the given 14878 * scanned package should be updated to reflect the rename. 14879 */ 14880 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14881 abstract int doPostInstall(int status, int uid); 14882 14883 /** @see PackageSettingBase#codePathString */ 14884 abstract String getCodePath(); 14885 /** @see PackageSettingBase#resourcePathString */ 14886 abstract String getResourcePath(); 14887 14888 // Need installer lock especially for dex file removal. 14889 abstract void cleanUpResourcesLI(); 14890 abstract boolean doPostDeleteLI(boolean delete); 14891 14892 /** 14893 * Called before the source arguments are copied. This is used mostly 14894 * for MoveParams when it needs to read the source file to put it in the 14895 * destination. 14896 */ 14897 int doPreCopy() { 14898 return PackageManager.INSTALL_SUCCEEDED; 14899 } 14900 14901 /** 14902 * Called after the source arguments are copied. This is used mostly for 14903 * MoveParams when it needs to read the source file to put it in the 14904 * destination. 14905 */ 14906 int doPostCopy(int uid) { 14907 return PackageManager.INSTALL_SUCCEEDED; 14908 } 14909 14910 protected boolean isFwdLocked() { 14911 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14912 } 14913 14914 protected boolean isExternalAsec() { 14915 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14916 } 14917 14918 protected boolean isEphemeral() { 14919 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14920 } 14921 14922 UserHandle getUser() { 14923 return user; 14924 } 14925 } 14926 14927 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14928 if (!allCodePaths.isEmpty()) { 14929 if (instructionSets == null) { 14930 throw new IllegalStateException("instructionSet == null"); 14931 } 14932 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14933 for (String codePath : allCodePaths) { 14934 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14935 try { 14936 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14937 } catch (InstallerException ignored) { 14938 } 14939 } 14940 } 14941 } 14942 } 14943 14944 /** 14945 * Logic to handle installation of non-ASEC applications, including copying 14946 * and renaming logic. 14947 */ 14948 class FileInstallArgs extends InstallArgs { 14949 private File codeFile; 14950 private File resourceFile; 14951 14952 // Example topology: 14953 // /data/app/com.example/base.apk 14954 // /data/app/com.example/split_foo.apk 14955 // /data/app/com.example/lib/arm/libfoo.so 14956 // /data/app/com.example/lib/arm64/libfoo.so 14957 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14958 14959 /** New install */ 14960 FileInstallArgs(InstallParams params) { 14961 super(params.origin, params.move, params.observer, params.installFlags, 14962 params.installerPackageName, params.volumeUuid, 14963 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14964 params.grantedRuntimePermissions, 14965 params.traceMethod, params.traceCookie, params.certificates, 14966 params.installReason); 14967 if (isFwdLocked()) { 14968 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14969 } 14970 } 14971 14972 /** Existing install */ 14973 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14974 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14975 null, null, null, 0, null /*certificates*/, 14976 PackageManager.INSTALL_REASON_UNKNOWN); 14977 this.codeFile = (codePath != null) ? new File(codePath) : null; 14978 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14979 } 14980 14981 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14982 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14983 try { 14984 return doCopyApk(imcs, temp); 14985 } finally { 14986 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14987 } 14988 } 14989 14990 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14991 if (origin.staged) { 14992 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14993 codeFile = origin.file; 14994 resourceFile = origin.file; 14995 return PackageManager.INSTALL_SUCCEEDED; 14996 } 14997 14998 try { 14999 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15000 final File tempDir = 15001 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15002 codeFile = tempDir; 15003 resourceFile = tempDir; 15004 } catch (IOException e) { 15005 Slog.w(TAG, "Failed to create copy file: " + e); 15006 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15007 } 15008 15009 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15010 @Override 15011 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15012 if (!FileUtils.isValidExtFilename(name)) { 15013 throw new IllegalArgumentException("Invalid filename: " + name); 15014 } 15015 try { 15016 final File file = new File(codeFile, name); 15017 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15018 O_RDWR | O_CREAT, 0644); 15019 Os.chmod(file.getAbsolutePath(), 0644); 15020 return new ParcelFileDescriptor(fd); 15021 } catch (ErrnoException e) { 15022 throw new RemoteException("Failed to open: " + e.getMessage()); 15023 } 15024 } 15025 }; 15026 15027 int ret = PackageManager.INSTALL_SUCCEEDED; 15028 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15029 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15030 Slog.e(TAG, "Failed to copy package"); 15031 return ret; 15032 } 15033 15034 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15035 NativeLibraryHelper.Handle handle = null; 15036 try { 15037 handle = NativeLibraryHelper.Handle.create(codeFile); 15038 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15039 abiOverride); 15040 } catch (IOException e) { 15041 Slog.e(TAG, "Copying native libraries failed", e); 15042 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15043 } finally { 15044 IoUtils.closeQuietly(handle); 15045 } 15046 15047 return ret; 15048 } 15049 15050 int doPreInstall(int status) { 15051 if (status != PackageManager.INSTALL_SUCCEEDED) { 15052 cleanUp(); 15053 } 15054 return status; 15055 } 15056 15057 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15058 if (status != PackageManager.INSTALL_SUCCEEDED) { 15059 cleanUp(); 15060 return false; 15061 } 15062 15063 final File targetDir = codeFile.getParentFile(); 15064 final File beforeCodeFile = codeFile; 15065 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15066 15067 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15068 try { 15069 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15070 } catch (ErrnoException e) { 15071 Slog.w(TAG, "Failed to rename", e); 15072 return false; 15073 } 15074 15075 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15076 Slog.w(TAG, "Failed to restorecon"); 15077 return false; 15078 } 15079 15080 // Reflect the rename internally 15081 codeFile = afterCodeFile; 15082 resourceFile = afterCodeFile; 15083 15084 // Reflect the rename in scanned details 15085 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15086 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15087 afterCodeFile, pkg.baseCodePath)); 15088 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15089 afterCodeFile, pkg.splitCodePaths)); 15090 15091 // Reflect the rename in app info 15092 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15093 pkg.setApplicationInfoCodePath(pkg.codePath); 15094 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15095 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15096 pkg.setApplicationInfoResourcePath(pkg.codePath); 15097 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15098 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15099 15100 return true; 15101 } 15102 15103 int doPostInstall(int status, int uid) { 15104 if (status != PackageManager.INSTALL_SUCCEEDED) { 15105 cleanUp(); 15106 } 15107 return status; 15108 } 15109 15110 @Override 15111 String getCodePath() { 15112 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15113 } 15114 15115 @Override 15116 String getResourcePath() { 15117 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15118 } 15119 15120 private boolean cleanUp() { 15121 if (codeFile == null || !codeFile.exists()) { 15122 return false; 15123 } 15124 15125 removeCodePathLI(codeFile); 15126 15127 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15128 resourceFile.delete(); 15129 } 15130 15131 return true; 15132 } 15133 15134 void cleanUpResourcesLI() { 15135 // Try enumerating all code paths before deleting 15136 List<String> allCodePaths = Collections.EMPTY_LIST; 15137 if (codeFile != null && codeFile.exists()) { 15138 try { 15139 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15140 allCodePaths = pkg.getAllCodePaths(); 15141 } catch (PackageParserException e) { 15142 // Ignored; we tried our best 15143 } 15144 } 15145 15146 cleanUp(); 15147 removeDexFiles(allCodePaths, instructionSets); 15148 } 15149 15150 boolean doPostDeleteLI(boolean delete) { 15151 // XXX err, shouldn't we respect the delete flag? 15152 cleanUpResourcesLI(); 15153 return true; 15154 } 15155 } 15156 15157 private boolean isAsecExternal(String cid) { 15158 final String asecPath = PackageHelper.getSdFilesystem(cid); 15159 return !asecPath.startsWith(mAsecInternalPath); 15160 } 15161 15162 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15163 PackageManagerException { 15164 if (copyRet < 0) { 15165 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15166 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15167 throw new PackageManagerException(copyRet, message); 15168 } 15169 } 15170 } 15171 15172 /** 15173 * Extract the StorageManagerService "container ID" from the full code path of an 15174 * .apk. 15175 */ 15176 static String cidFromCodePath(String fullCodePath) { 15177 int eidx = fullCodePath.lastIndexOf("/"); 15178 String subStr1 = fullCodePath.substring(0, eidx); 15179 int sidx = subStr1.lastIndexOf("/"); 15180 return subStr1.substring(sidx+1, eidx); 15181 } 15182 15183 /** 15184 * Logic to handle installation of ASEC applications, including copying and 15185 * renaming logic. 15186 */ 15187 class AsecInstallArgs extends InstallArgs { 15188 static final String RES_FILE_NAME = "pkg.apk"; 15189 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15190 15191 String cid; 15192 String packagePath; 15193 String resourcePath; 15194 15195 /** New install */ 15196 AsecInstallArgs(InstallParams params) { 15197 super(params.origin, params.move, params.observer, params.installFlags, 15198 params.installerPackageName, params.volumeUuid, 15199 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15200 params.grantedRuntimePermissions, 15201 params.traceMethod, params.traceCookie, params.certificates, 15202 params.installReason); 15203 } 15204 15205 /** Existing install */ 15206 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15207 boolean isExternal, boolean isForwardLocked) { 15208 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15209 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15210 instructionSets, null, null, null, 0, null /*certificates*/, 15211 PackageManager.INSTALL_REASON_UNKNOWN); 15212 // Hackily pretend we're still looking at a full code path 15213 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15214 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15215 } 15216 15217 // Extract cid from fullCodePath 15218 int eidx = fullCodePath.lastIndexOf("/"); 15219 String subStr1 = fullCodePath.substring(0, eidx); 15220 int sidx = subStr1.lastIndexOf("/"); 15221 cid = subStr1.substring(sidx+1, eidx); 15222 setMountPath(subStr1); 15223 } 15224 15225 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15226 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15227 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15228 instructionSets, null, null, null, 0, null /*certificates*/, 15229 PackageManager.INSTALL_REASON_UNKNOWN); 15230 this.cid = cid; 15231 setMountPath(PackageHelper.getSdDir(cid)); 15232 } 15233 15234 void createCopyFile() { 15235 cid = mInstallerService.allocateExternalStageCidLegacy(); 15236 } 15237 15238 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15239 if (origin.staged && origin.cid != null) { 15240 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15241 cid = origin.cid; 15242 setMountPath(PackageHelper.getSdDir(cid)); 15243 return PackageManager.INSTALL_SUCCEEDED; 15244 } 15245 15246 if (temp) { 15247 createCopyFile(); 15248 } else { 15249 /* 15250 * Pre-emptively destroy the container since it's destroyed if 15251 * copying fails due to it existing anyway. 15252 */ 15253 PackageHelper.destroySdDir(cid); 15254 } 15255 15256 final String newMountPath = imcs.copyPackageToContainer( 15257 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15258 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15259 15260 if (newMountPath != null) { 15261 setMountPath(newMountPath); 15262 return PackageManager.INSTALL_SUCCEEDED; 15263 } else { 15264 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15265 } 15266 } 15267 15268 @Override 15269 String getCodePath() { 15270 return packagePath; 15271 } 15272 15273 @Override 15274 String getResourcePath() { 15275 return resourcePath; 15276 } 15277 15278 int doPreInstall(int status) { 15279 if (status != PackageManager.INSTALL_SUCCEEDED) { 15280 // Destroy container 15281 PackageHelper.destroySdDir(cid); 15282 } else { 15283 boolean mounted = PackageHelper.isContainerMounted(cid); 15284 if (!mounted) { 15285 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15286 Process.SYSTEM_UID); 15287 if (newMountPath != null) { 15288 setMountPath(newMountPath); 15289 } else { 15290 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15291 } 15292 } 15293 } 15294 return status; 15295 } 15296 15297 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15298 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15299 String newMountPath = null; 15300 if (PackageHelper.isContainerMounted(cid)) { 15301 // Unmount the container 15302 if (!PackageHelper.unMountSdDir(cid)) { 15303 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15304 return false; 15305 } 15306 } 15307 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15308 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15309 " which might be stale. Will try to clean up."); 15310 // Clean up the stale container and proceed to recreate. 15311 if (!PackageHelper.destroySdDir(newCacheId)) { 15312 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15313 return false; 15314 } 15315 // Successfully cleaned up stale container. Try to rename again. 15316 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15317 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15318 + " inspite of cleaning it up."); 15319 return false; 15320 } 15321 } 15322 if (!PackageHelper.isContainerMounted(newCacheId)) { 15323 Slog.w(TAG, "Mounting container " + newCacheId); 15324 newMountPath = PackageHelper.mountSdDir(newCacheId, 15325 getEncryptKey(), Process.SYSTEM_UID); 15326 } else { 15327 newMountPath = PackageHelper.getSdDir(newCacheId); 15328 } 15329 if (newMountPath == null) { 15330 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15331 return false; 15332 } 15333 Log.i(TAG, "Succesfully renamed " + cid + 15334 " to " + newCacheId + 15335 " at new path: " + newMountPath); 15336 cid = newCacheId; 15337 15338 final File beforeCodeFile = new File(packagePath); 15339 setMountPath(newMountPath); 15340 final File afterCodeFile = new File(packagePath); 15341 15342 // Reflect the rename in scanned details 15343 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15344 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15345 afterCodeFile, pkg.baseCodePath)); 15346 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15347 afterCodeFile, pkg.splitCodePaths)); 15348 15349 // Reflect the rename in app info 15350 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15351 pkg.setApplicationInfoCodePath(pkg.codePath); 15352 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15353 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15354 pkg.setApplicationInfoResourcePath(pkg.codePath); 15355 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15356 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15357 15358 return true; 15359 } 15360 15361 private void setMountPath(String mountPath) { 15362 final File mountFile = new File(mountPath); 15363 15364 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15365 if (monolithicFile.exists()) { 15366 packagePath = monolithicFile.getAbsolutePath(); 15367 if (isFwdLocked()) { 15368 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15369 } else { 15370 resourcePath = packagePath; 15371 } 15372 } else { 15373 packagePath = mountFile.getAbsolutePath(); 15374 resourcePath = packagePath; 15375 } 15376 } 15377 15378 int doPostInstall(int status, int uid) { 15379 if (status != PackageManager.INSTALL_SUCCEEDED) { 15380 cleanUp(); 15381 } else { 15382 final int groupOwner; 15383 final String protectedFile; 15384 if (isFwdLocked()) { 15385 groupOwner = UserHandle.getSharedAppGid(uid); 15386 protectedFile = RES_FILE_NAME; 15387 } else { 15388 groupOwner = -1; 15389 protectedFile = null; 15390 } 15391 15392 if (uid < Process.FIRST_APPLICATION_UID 15393 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15394 Slog.e(TAG, "Failed to finalize " + cid); 15395 PackageHelper.destroySdDir(cid); 15396 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15397 } 15398 15399 boolean mounted = PackageHelper.isContainerMounted(cid); 15400 if (!mounted) { 15401 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15402 } 15403 } 15404 return status; 15405 } 15406 15407 private void cleanUp() { 15408 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15409 15410 // Destroy secure container 15411 PackageHelper.destroySdDir(cid); 15412 } 15413 15414 private List<String> getAllCodePaths() { 15415 final File codeFile = new File(getCodePath()); 15416 if (codeFile != null && codeFile.exists()) { 15417 try { 15418 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15419 return pkg.getAllCodePaths(); 15420 } catch (PackageParserException e) { 15421 // Ignored; we tried our best 15422 } 15423 } 15424 return Collections.EMPTY_LIST; 15425 } 15426 15427 void cleanUpResourcesLI() { 15428 // Enumerate all code paths before deleting 15429 cleanUpResourcesLI(getAllCodePaths()); 15430 } 15431 15432 private void cleanUpResourcesLI(List<String> allCodePaths) { 15433 cleanUp(); 15434 removeDexFiles(allCodePaths, instructionSets); 15435 } 15436 15437 String getPackageName() { 15438 return getAsecPackageName(cid); 15439 } 15440 15441 boolean doPostDeleteLI(boolean delete) { 15442 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15443 final List<String> allCodePaths = getAllCodePaths(); 15444 boolean mounted = PackageHelper.isContainerMounted(cid); 15445 if (mounted) { 15446 // Unmount first 15447 if (PackageHelper.unMountSdDir(cid)) { 15448 mounted = false; 15449 } 15450 } 15451 if (!mounted && delete) { 15452 cleanUpResourcesLI(allCodePaths); 15453 } 15454 return !mounted; 15455 } 15456 15457 @Override 15458 int doPreCopy() { 15459 if (isFwdLocked()) { 15460 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15461 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15462 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15463 } 15464 } 15465 15466 return PackageManager.INSTALL_SUCCEEDED; 15467 } 15468 15469 @Override 15470 int doPostCopy(int uid) { 15471 if (isFwdLocked()) { 15472 if (uid < Process.FIRST_APPLICATION_UID 15473 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15474 RES_FILE_NAME)) { 15475 Slog.e(TAG, "Failed to finalize " + cid); 15476 PackageHelper.destroySdDir(cid); 15477 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15478 } 15479 } 15480 15481 return PackageManager.INSTALL_SUCCEEDED; 15482 } 15483 } 15484 15485 /** 15486 * Logic to handle movement of existing installed applications. 15487 */ 15488 class MoveInstallArgs extends InstallArgs { 15489 private File codeFile; 15490 private File resourceFile; 15491 15492 /** New install */ 15493 MoveInstallArgs(InstallParams params) { 15494 super(params.origin, params.move, params.observer, params.installFlags, 15495 params.installerPackageName, params.volumeUuid, 15496 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15497 params.grantedRuntimePermissions, 15498 params.traceMethod, params.traceCookie, params.certificates, 15499 params.installReason); 15500 } 15501 15502 int copyApk(IMediaContainerService imcs, boolean temp) { 15503 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15504 + move.fromUuid + " to " + move.toUuid); 15505 synchronized (mInstaller) { 15506 try { 15507 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15508 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15509 } catch (InstallerException e) { 15510 Slog.w(TAG, "Failed to move app", e); 15511 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15512 } 15513 } 15514 15515 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15516 resourceFile = codeFile; 15517 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15518 15519 return PackageManager.INSTALL_SUCCEEDED; 15520 } 15521 15522 int doPreInstall(int status) { 15523 if (status != PackageManager.INSTALL_SUCCEEDED) { 15524 cleanUp(move.toUuid); 15525 } 15526 return status; 15527 } 15528 15529 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15530 if (status != PackageManager.INSTALL_SUCCEEDED) { 15531 cleanUp(move.toUuid); 15532 return false; 15533 } 15534 15535 // Reflect the move in app info 15536 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15537 pkg.setApplicationInfoCodePath(pkg.codePath); 15538 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15539 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15540 pkg.setApplicationInfoResourcePath(pkg.codePath); 15541 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15542 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15543 15544 return true; 15545 } 15546 15547 int doPostInstall(int status, int uid) { 15548 if (status == PackageManager.INSTALL_SUCCEEDED) { 15549 cleanUp(move.fromUuid); 15550 } else { 15551 cleanUp(move.toUuid); 15552 } 15553 return status; 15554 } 15555 15556 @Override 15557 String getCodePath() { 15558 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15559 } 15560 15561 @Override 15562 String getResourcePath() { 15563 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15564 } 15565 15566 private boolean cleanUp(String volumeUuid) { 15567 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15568 move.dataAppName); 15569 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15570 final int[] userIds = sUserManager.getUserIds(); 15571 synchronized (mInstallLock) { 15572 // Clean up both app data and code 15573 // All package moves are frozen until finished 15574 for (int userId : userIds) { 15575 try { 15576 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15577 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15578 } catch (InstallerException e) { 15579 Slog.w(TAG, String.valueOf(e)); 15580 } 15581 } 15582 removeCodePathLI(codeFile); 15583 } 15584 return true; 15585 } 15586 15587 void cleanUpResourcesLI() { 15588 throw new UnsupportedOperationException(); 15589 } 15590 15591 boolean doPostDeleteLI(boolean delete) { 15592 throw new UnsupportedOperationException(); 15593 } 15594 } 15595 15596 static String getAsecPackageName(String packageCid) { 15597 int idx = packageCid.lastIndexOf("-"); 15598 if (idx == -1) { 15599 return packageCid; 15600 } 15601 return packageCid.substring(0, idx); 15602 } 15603 15604 // Utility method used to create code paths based on package name and available index. 15605 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15606 String idxStr = ""; 15607 int idx = 1; 15608 // Fall back to default value of idx=1 if prefix is not 15609 // part of oldCodePath 15610 if (oldCodePath != null) { 15611 String subStr = oldCodePath; 15612 // Drop the suffix right away 15613 if (suffix != null && subStr.endsWith(suffix)) { 15614 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15615 } 15616 // If oldCodePath already contains prefix find out the 15617 // ending index to either increment or decrement. 15618 int sidx = subStr.lastIndexOf(prefix); 15619 if (sidx != -1) { 15620 subStr = subStr.substring(sidx + prefix.length()); 15621 if (subStr != null) { 15622 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15623 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15624 } 15625 try { 15626 idx = Integer.parseInt(subStr); 15627 if (idx <= 1) { 15628 idx++; 15629 } else { 15630 idx--; 15631 } 15632 } catch(NumberFormatException e) { 15633 } 15634 } 15635 } 15636 } 15637 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15638 return prefix + idxStr; 15639 } 15640 15641 private File getNextCodePath(File targetDir, String packageName) { 15642 File result; 15643 SecureRandom random = new SecureRandom(); 15644 byte[] bytes = new byte[16]; 15645 do { 15646 random.nextBytes(bytes); 15647 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15648 result = new File(targetDir, packageName + "-" + suffix); 15649 } while (result.exists()); 15650 return result; 15651 } 15652 15653 // Utility method that returns the relative package path with respect 15654 // to the installation directory. Like say for /data/data/com.test-1.apk 15655 // string com.test-1 is returned. 15656 static String deriveCodePathName(String codePath) { 15657 if (codePath == null) { 15658 return null; 15659 } 15660 final File codeFile = new File(codePath); 15661 final String name = codeFile.getName(); 15662 if (codeFile.isDirectory()) { 15663 return name; 15664 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15665 final int lastDot = name.lastIndexOf('.'); 15666 return name.substring(0, lastDot); 15667 } else { 15668 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15669 return null; 15670 } 15671 } 15672 15673 static class PackageInstalledInfo { 15674 String name; 15675 int uid; 15676 // The set of users that originally had this package installed. 15677 int[] origUsers; 15678 // The set of users that now have this package installed. 15679 int[] newUsers; 15680 PackageParser.Package pkg; 15681 int returnCode; 15682 String returnMsg; 15683 PackageRemovedInfo removedInfo; 15684 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15685 15686 public void setError(int code, String msg) { 15687 setReturnCode(code); 15688 setReturnMessage(msg); 15689 Slog.w(TAG, msg); 15690 } 15691 15692 public void setError(String msg, PackageParserException e) { 15693 setReturnCode(e.error); 15694 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15695 Slog.w(TAG, msg, e); 15696 } 15697 15698 public void setError(String msg, PackageManagerException e) { 15699 returnCode = e.error; 15700 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15701 Slog.w(TAG, msg, e); 15702 } 15703 15704 public void setReturnCode(int returnCode) { 15705 this.returnCode = returnCode; 15706 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15707 for (int i = 0; i < childCount; i++) { 15708 addedChildPackages.valueAt(i).returnCode = returnCode; 15709 } 15710 } 15711 15712 private void setReturnMessage(String returnMsg) { 15713 this.returnMsg = returnMsg; 15714 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15715 for (int i = 0; i < childCount; i++) { 15716 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15717 } 15718 } 15719 15720 // In some error cases we want to convey more info back to the observer 15721 String origPackage; 15722 String origPermission; 15723 } 15724 15725 /* 15726 * Install a non-existing package. 15727 */ 15728 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15729 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15730 PackageInstalledInfo res, int installReason) { 15731 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15732 15733 // Remember this for later, in case we need to rollback this install 15734 String pkgName = pkg.packageName; 15735 15736 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15737 15738 synchronized(mPackages) { 15739 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15740 if (renamedPackage != null) { 15741 // A package with the same name is already installed, though 15742 // it has been renamed to an older name. The package we 15743 // are trying to install should be installed as an update to 15744 // the existing one, but that has not been requested, so bail. 15745 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15746 + " without first uninstalling package running as " 15747 + renamedPackage); 15748 return; 15749 } 15750 if (mPackages.containsKey(pkgName)) { 15751 // Don't allow installation over an existing package with the same name. 15752 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15753 + " without first uninstalling."); 15754 return; 15755 } 15756 } 15757 15758 try { 15759 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15760 System.currentTimeMillis(), user); 15761 15762 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15763 15764 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15765 prepareAppDataAfterInstallLIF(newPackage); 15766 15767 } else { 15768 // Remove package from internal structures, but keep around any 15769 // data that might have already existed 15770 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15771 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15772 } 15773 } catch (PackageManagerException e) { 15774 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15775 } 15776 15777 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15778 } 15779 15780 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15781 // Can't rotate keys during boot or if sharedUser. 15782 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15783 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15784 return false; 15785 } 15786 // app is using upgradeKeySets; make sure all are valid 15787 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15788 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15789 for (int i = 0; i < upgradeKeySets.length; i++) { 15790 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15791 Slog.wtf(TAG, "Package " 15792 + (oldPs.name != null ? oldPs.name : "<null>") 15793 + " contains upgrade-key-set reference to unknown key-set: " 15794 + upgradeKeySets[i] 15795 + " reverting to signatures check."); 15796 return false; 15797 } 15798 } 15799 return true; 15800 } 15801 15802 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15803 // Upgrade keysets are being used. Determine if new package has a superset of the 15804 // required keys. 15805 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15806 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15807 for (int i = 0; i < upgradeKeySets.length; i++) { 15808 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15809 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15810 return true; 15811 } 15812 } 15813 return false; 15814 } 15815 15816 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15817 try (DigestInputStream digestStream = 15818 new DigestInputStream(new FileInputStream(file), digest)) { 15819 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15820 } 15821 } 15822 15823 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15824 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15825 int installReason) { 15826 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15827 15828 final PackageParser.Package oldPackage; 15829 final String pkgName = pkg.packageName; 15830 final int[] allUsers; 15831 final int[] installedUsers; 15832 15833 synchronized(mPackages) { 15834 oldPackage = mPackages.get(pkgName); 15835 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15836 15837 // don't allow upgrade to target a release SDK from a pre-release SDK 15838 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15839 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15840 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15841 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15842 if (oldTargetsPreRelease 15843 && !newTargetsPreRelease 15844 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15845 Slog.w(TAG, "Can't install package targeting released sdk"); 15846 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15847 return; 15848 } 15849 15850 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15851 15852 // verify signatures are valid 15853 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15854 if (!checkUpgradeKeySetLP(ps, pkg)) { 15855 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15856 "New package not signed by keys specified by upgrade-keysets: " 15857 + pkgName); 15858 return; 15859 } 15860 } else { 15861 // default to original signature matching 15862 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15863 != PackageManager.SIGNATURE_MATCH) { 15864 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15865 "New package has a different signature: " + pkgName); 15866 return; 15867 } 15868 } 15869 15870 // don't allow a system upgrade unless the upgrade hash matches 15871 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15872 byte[] digestBytes = null; 15873 try { 15874 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15875 updateDigest(digest, new File(pkg.baseCodePath)); 15876 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15877 for (String path : pkg.splitCodePaths) { 15878 updateDigest(digest, new File(path)); 15879 } 15880 } 15881 digestBytes = digest.digest(); 15882 } catch (NoSuchAlgorithmException | IOException e) { 15883 res.setError(INSTALL_FAILED_INVALID_APK, 15884 "Could not compute hash: " + pkgName); 15885 return; 15886 } 15887 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15888 res.setError(INSTALL_FAILED_INVALID_APK, 15889 "New package fails restrict-update check: " + pkgName); 15890 return; 15891 } 15892 // retain upgrade restriction 15893 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15894 } 15895 15896 // Check for shared user id changes 15897 String invalidPackageName = 15898 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15899 if (invalidPackageName != null) { 15900 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15901 "Package " + invalidPackageName + " tried to change user " 15902 + oldPackage.mSharedUserId); 15903 return; 15904 } 15905 15906 // In case of rollback, remember per-user/profile install state 15907 allUsers = sUserManager.getUserIds(); 15908 installedUsers = ps.queryInstalledUsers(allUsers, true); 15909 15910 // don't allow an upgrade from full to ephemeral 15911 if (isInstantApp) { 15912 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15913 for (int currentUser : allUsers) { 15914 if (!ps.getInstantApp(currentUser)) { 15915 // can't downgrade from full to instant 15916 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15917 + " for user: " + currentUser); 15918 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15919 return; 15920 } 15921 } 15922 } else if (!ps.getInstantApp(user.getIdentifier())) { 15923 // can't downgrade from full to instant 15924 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15925 + " for user: " + user.getIdentifier()); 15926 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15927 return; 15928 } 15929 } 15930 } 15931 15932 // Update what is removed 15933 res.removedInfo = new PackageRemovedInfo(); 15934 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15935 res.removedInfo.removedPackage = oldPackage.packageName; 15936 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15937 res.removedInfo.isUpdate = true; 15938 res.removedInfo.origUsers = installedUsers; 15939 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15940 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15941 for (int i = 0; i < installedUsers.length; i++) { 15942 final int userId = installedUsers[i]; 15943 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15944 } 15945 15946 final int childCount = (oldPackage.childPackages != null) 15947 ? oldPackage.childPackages.size() : 0; 15948 for (int i = 0; i < childCount; i++) { 15949 boolean childPackageUpdated = false; 15950 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15951 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15952 if (res.addedChildPackages != null) { 15953 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15954 if (childRes != null) { 15955 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15956 childRes.removedInfo.removedPackage = childPkg.packageName; 15957 childRes.removedInfo.isUpdate = true; 15958 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15959 childPackageUpdated = true; 15960 } 15961 } 15962 if (!childPackageUpdated) { 15963 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15964 childRemovedRes.removedPackage = childPkg.packageName; 15965 childRemovedRes.isUpdate = false; 15966 childRemovedRes.dataRemoved = true; 15967 synchronized (mPackages) { 15968 if (childPs != null) { 15969 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15970 } 15971 } 15972 if (res.removedInfo.removedChildPackages == null) { 15973 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15974 } 15975 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15976 } 15977 } 15978 15979 boolean sysPkg = (isSystemApp(oldPackage)); 15980 if (sysPkg) { 15981 // Set the system/privileged flags as needed 15982 final boolean privileged = 15983 (oldPackage.applicationInfo.privateFlags 15984 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15985 final int systemPolicyFlags = policyFlags 15986 | PackageParser.PARSE_IS_SYSTEM 15987 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15988 15989 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15990 user, allUsers, installerPackageName, res, installReason); 15991 } else { 15992 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15993 user, allUsers, installerPackageName, res, installReason); 15994 } 15995 } 15996 15997 public List<String> getPreviousCodePaths(String packageName) { 15998 final PackageSetting ps = mSettings.mPackages.get(packageName); 15999 final List<String> result = new ArrayList<String>(); 16000 if (ps != null && ps.oldCodePaths != null) { 16001 result.addAll(ps.oldCodePaths); 16002 } 16003 return result; 16004 } 16005 16006 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16007 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16008 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16009 int installReason) { 16010 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16011 + deletedPackage); 16012 16013 String pkgName = deletedPackage.packageName; 16014 boolean deletedPkg = true; 16015 boolean addedPkg = false; 16016 boolean updatedSettings = false; 16017 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16018 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16019 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16020 16021 final long origUpdateTime = (pkg.mExtras != null) 16022 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16023 16024 // First delete the existing package while retaining the data directory 16025 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16026 res.removedInfo, true, pkg)) { 16027 // If the existing package wasn't successfully deleted 16028 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16029 deletedPkg = false; 16030 } else { 16031 // Successfully deleted the old package; proceed with replace. 16032 16033 // If deleted package lived in a container, give users a chance to 16034 // relinquish resources before killing. 16035 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16036 if (DEBUG_INSTALL) { 16037 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16038 } 16039 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16040 final ArrayList<String> pkgList = new ArrayList<String>(1); 16041 pkgList.add(deletedPackage.applicationInfo.packageName); 16042 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16043 } 16044 16045 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16046 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16047 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16048 16049 try { 16050 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16051 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16052 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16053 installReason); 16054 16055 // Update the in-memory copy of the previous code paths. 16056 PackageSetting ps = mSettings.mPackages.get(pkgName); 16057 if (!killApp) { 16058 if (ps.oldCodePaths == null) { 16059 ps.oldCodePaths = new ArraySet<>(); 16060 } 16061 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16062 if (deletedPackage.splitCodePaths != null) { 16063 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16064 } 16065 } else { 16066 ps.oldCodePaths = null; 16067 } 16068 if (ps.childPackageNames != null) { 16069 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16070 final String childPkgName = ps.childPackageNames.get(i); 16071 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16072 childPs.oldCodePaths = ps.oldCodePaths; 16073 } 16074 } 16075 // set instant app status, but, only if it's explicitly specified 16076 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16077 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16078 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16079 prepareAppDataAfterInstallLIF(newPackage); 16080 addedPkg = true; 16081 mDexManager.notifyPackageUpdated(newPackage.packageName, 16082 newPackage.baseCodePath, newPackage.splitCodePaths); 16083 } catch (PackageManagerException e) { 16084 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16085 } 16086 } 16087 16088 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16089 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16090 16091 // Revert all internal state mutations and added folders for the failed install 16092 if (addedPkg) { 16093 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16094 res.removedInfo, true, null); 16095 } 16096 16097 // Restore the old package 16098 if (deletedPkg) { 16099 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16100 File restoreFile = new File(deletedPackage.codePath); 16101 // Parse old package 16102 boolean oldExternal = isExternal(deletedPackage); 16103 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16104 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16105 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16106 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16107 try { 16108 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16109 null); 16110 } catch (PackageManagerException e) { 16111 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16112 + e.getMessage()); 16113 return; 16114 } 16115 16116 synchronized (mPackages) { 16117 // Ensure the installer package name up to date 16118 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16119 16120 // Update permissions for restored package 16121 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16122 16123 mSettings.writeLPr(); 16124 } 16125 16126 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16127 } 16128 } else { 16129 synchronized (mPackages) { 16130 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16131 if (ps != null) { 16132 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16133 if (res.removedInfo.removedChildPackages != null) { 16134 final int childCount = res.removedInfo.removedChildPackages.size(); 16135 // Iterate in reverse as we may modify the collection 16136 for (int i = childCount - 1; i >= 0; i--) { 16137 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16138 if (res.addedChildPackages.containsKey(childPackageName)) { 16139 res.removedInfo.removedChildPackages.removeAt(i); 16140 } else { 16141 PackageRemovedInfo childInfo = res.removedInfo 16142 .removedChildPackages.valueAt(i); 16143 childInfo.removedForAllUsers = mPackages.get( 16144 childInfo.removedPackage) == null; 16145 } 16146 } 16147 } 16148 } 16149 } 16150 } 16151 } 16152 16153 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16154 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16155 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16156 int installReason) { 16157 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16158 + ", old=" + deletedPackage); 16159 16160 final boolean disabledSystem; 16161 16162 // Remove existing system package 16163 removePackageLI(deletedPackage, true); 16164 16165 synchronized (mPackages) { 16166 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16167 } 16168 if (!disabledSystem) { 16169 // We didn't need to disable the .apk as a current system package, 16170 // which means we are replacing another update that is already 16171 // installed. We need to make sure to delete the older one's .apk. 16172 res.removedInfo.args = createInstallArgsForExisting(0, 16173 deletedPackage.applicationInfo.getCodePath(), 16174 deletedPackage.applicationInfo.getResourcePath(), 16175 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16176 } else { 16177 res.removedInfo.args = null; 16178 } 16179 16180 // Successfully disabled the old package. Now proceed with re-installation 16181 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16182 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16183 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16184 16185 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16186 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16187 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16188 16189 PackageParser.Package newPackage = null; 16190 try { 16191 // Add the package to the internal data structures 16192 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16193 16194 // Set the update and install times 16195 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16196 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16197 System.currentTimeMillis()); 16198 16199 // Update the package dynamic state if succeeded 16200 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16201 // Now that the install succeeded make sure we remove data 16202 // directories for any child package the update removed. 16203 final int deletedChildCount = (deletedPackage.childPackages != null) 16204 ? deletedPackage.childPackages.size() : 0; 16205 final int newChildCount = (newPackage.childPackages != null) 16206 ? newPackage.childPackages.size() : 0; 16207 for (int i = 0; i < deletedChildCount; i++) { 16208 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16209 boolean childPackageDeleted = true; 16210 for (int j = 0; j < newChildCount; j++) { 16211 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16212 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16213 childPackageDeleted = false; 16214 break; 16215 } 16216 } 16217 if (childPackageDeleted) { 16218 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16219 deletedChildPkg.packageName); 16220 if (ps != null && res.removedInfo.removedChildPackages != null) { 16221 PackageRemovedInfo removedChildRes = res.removedInfo 16222 .removedChildPackages.get(deletedChildPkg.packageName); 16223 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16224 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16225 } 16226 } 16227 } 16228 16229 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16230 installReason); 16231 prepareAppDataAfterInstallLIF(newPackage); 16232 16233 mDexManager.notifyPackageUpdated(newPackage.packageName, 16234 newPackage.baseCodePath, newPackage.splitCodePaths); 16235 } 16236 } catch (PackageManagerException e) { 16237 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16238 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16239 } 16240 16241 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16242 // Re installation failed. Restore old information 16243 // Remove new pkg information 16244 if (newPackage != null) { 16245 removeInstalledPackageLI(newPackage, true); 16246 } 16247 // Add back the old system package 16248 try { 16249 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16250 } catch (PackageManagerException e) { 16251 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16252 } 16253 16254 synchronized (mPackages) { 16255 if (disabledSystem) { 16256 enableSystemPackageLPw(deletedPackage); 16257 } 16258 16259 // Ensure the installer package name up to date 16260 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16261 16262 // Update permissions for restored package 16263 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16264 16265 mSettings.writeLPr(); 16266 } 16267 16268 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16269 + " after failed upgrade"); 16270 } 16271 } 16272 16273 /** 16274 * Checks whether the parent or any of the child packages have a change shared 16275 * user. For a package to be a valid update the shred users of the parent and 16276 * the children should match. We may later support changing child shared users. 16277 * @param oldPkg The updated package. 16278 * @param newPkg The update package. 16279 * @return The shared user that change between the versions. 16280 */ 16281 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16282 PackageParser.Package newPkg) { 16283 // Check parent shared user 16284 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16285 return newPkg.packageName; 16286 } 16287 // Check child shared users 16288 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16289 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16290 for (int i = 0; i < newChildCount; i++) { 16291 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16292 // If this child was present, did it have the same shared user? 16293 for (int j = 0; j < oldChildCount; j++) { 16294 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16295 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16296 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16297 return newChildPkg.packageName; 16298 } 16299 } 16300 } 16301 return null; 16302 } 16303 16304 private void removeNativeBinariesLI(PackageSetting ps) { 16305 // Remove the lib path for the parent package 16306 if (ps != null) { 16307 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16308 // Remove the lib path for the child packages 16309 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16310 for (int i = 0; i < childCount; i++) { 16311 PackageSetting childPs = null; 16312 synchronized (mPackages) { 16313 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16314 } 16315 if (childPs != null) { 16316 NativeLibraryHelper.removeNativeBinariesLI(childPs 16317 .legacyNativeLibraryPathString); 16318 } 16319 } 16320 } 16321 } 16322 16323 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16324 // Enable the parent package 16325 mSettings.enableSystemPackageLPw(pkg.packageName); 16326 // Enable the child packages 16327 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16328 for (int i = 0; i < childCount; i++) { 16329 PackageParser.Package childPkg = pkg.childPackages.get(i); 16330 mSettings.enableSystemPackageLPw(childPkg.packageName); 16331 } 16332 } 16333 16334 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16335 PackageParser.Package newPkg) { 16336 // Disable the parent package (parent always replaced) 16337 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16338 // Disable the child packages 16339 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16340 for (int i = 0; i < childCount; i++) { 16341 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16342 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16343 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16344 } 16345 return disabled; 16346 } 16347 16348 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16349 String installerPackageName) { 16350 // Enable the parent package 16351 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16352 // Enable the child packages 16353 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16354 for (int i = 0; i < childCount; i++) { 16355 PackageParser.Package childPkg = pkg.childPackages.get(i); 16356 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16357 } 16358 } 16359 16360 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16361 // Collect all used permissions in the UID 16362 ArraySet<String> usedPermissions = new ArraySet<>(); 16363 final int packageCount = su.packages.size(); 16364 for (int i = 0; i < packageCount; i++) { 16365 PackageSetting ps = su.packages.valueAt(i); 16366 if (ps.pkg == null) { 16367 continue; 16368 } 16369 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16370 for (int j = 0; j < requestedPermCount; j++) { 16371 String permission = ps.pkg.requestedPermissions.get(j); 16372 BasePermission bp = mSettings.mPermissions.get(permission); 16373 if (bp != null) { 16374 usedPermissions.add(permission); 16375 } 16376 } 16377 } 16378 16379 PermissionsState permissionsState = su.getPermissionsState(); 16380 // Prune install permissions 16381 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16382 final int installPermCount = installPermStates.size(); 16383 for (int i = installPermCount - 1; i >= 0; i--) { 16384 PermissionState permissionState = installPermStates.get(i); 16385 if (!usedPermissions.contains(permissionState.getName())) { 16386 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16387 if (bp != null) { 16388 permissionsState.revokeInstallPermission(bp); 16389 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16390 PackageManager.MASK_PERMISSION_FLAGS, 0); 16391 } 16392 } 16393 } 16394 16395 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16396 16397 // Prune runtime permissions 16398 for (int userId : allUserIds) { 16399 List<PermissionState> runtimePermStates = permissionsState 16400 .getRuntimePermissionStates(userId); 16401 final int runtimePermCount = runtimePermStates.size(); 16402 for (int i = runtimePermCount - 1; i >= 0; i--) { 16403 PermissionState permissionState = runtimePermStates.get(i); 16404 if (!usedPermissions.contains(permissionState.getName())) { 16405 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16406 if (bp != null) { 16407 permissionsState.revokeRuntimePermission(bp, userId); 16408 permissionsState.updatePermissionFlags(bp, userId, 16409 PackageManager.MASK_PERMISSION_FLAGS, 0); 16410 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16411 runtimePermissionChangedUserIds, userId); 16412 } 16413 } 16414 } 16415 } 16416 16417 return runtimePermissionChangedUserIds; 16418 } 16419 16420 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16421 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16422 // Update the parent package setting 16423 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16424 res, user, installReason); 16425 // Update the child packages setting 16426 final int childCount = (newPackage.childPackages != null) 16427 ? newPackage.childPackages.size() : 0; 16428 for (int i = 0; i < childCount; i++) { 16429 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16430 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16431 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16432 childRes.origUsers, childRes, user, installReason); 16433 } 16434 } 16435 16436 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16437 String installerPackageName, int[] allUsers, int[] installedForUsers, 16438 PackageInstalledInfo res, UserHandle user, int installReason) { 16439 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16440 16441 String pkgName = newPackage.packageName; 16442 synchronized (mPackages) { 16443 //write settings. the installStatus will be incomplete at this stage. 16444 //note that the new package setting would have already been 16445 //added to mPackages. It hasn't been persisted yet. 16446 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16447 // TODO: Remove this write? It's also written at the end of this method 16448 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16449 mSettings.writeLPr(); 16450 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16451 } 16452 16453 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16454 synchronized (mPackages) { 16455 updatePermissionsLPw(newPackage.packageName, newPackage, 16456 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16457 ? UPDATE_PERMISSIONS_ALL : 0)); 16458 // For system-bundled packages, we assume that installing an upgraded version 16459 // of the package implies that the user actually wants to run that new code, 16460 // so we enable the package. 16461 PackageSetting ps = mSettings.mPackages.get(pkgName); 16462 final int userId = user.getIdentifier(); 16463 if (ps != null) { 16464 if (isSystemApp(newPackage)) { 16465 if (DEBUG_INSTALL) { 16466 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16467 } 16468 // Enable system package for requested users 16469 if (res.origUsers != null) { 16470 for (int origUserId : res.origUsers) { 16471 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16472 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16473 origUserId, installerPackageName); 16474 } 16475 } 16476 } 16477 // Also convey the prior install/uninstall state 16478 if (allUsers != null && installedForUsers != null) { 16479 for (int currentUserId : allUsers) { 16480 final boolean installed = ArrayUtils.contains( 16481 installedForUsers, currentUserId); 16482 if (DEBUG_INSTALL) { 16483 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16484 } 16485 ps.setInstalled(installed, currentUserId); 16486 } 16487 // these install state changes will be persisted in the 16488 // upcoming call to mSettings.writeLPr(). 16489 } 16490 } 16491 // It's implied that when a user requests installation, they want the app to be 16492 // installed and enabled. 16493 if (userId != UserHandle.USER_ALL) { 16494 ps.setInstalled(true, userId); 16495 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16496 } 16497 16498 // When replacing an existing package, preserve the original install reason for all 16499 // users that had the package installed before. 16500 final Set<Integer> previousUserIds = new ArraySet<>(); 16501 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16502 final int installReasonCount = res.removedInfo.installReasons.size(); 16503 for (int i = 0; i < installReasonCount; i++) { 16504 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16505 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16506 ps.setInstallReason(previousInstallReason, previousUserId); 16507 previousUserIds.add(previousUserId); 16508 } 16509 } 16510 16511 // Set install reason for users that are having the package newly installed. 16512 if (userId == UserHandle.USER_ALL) { 16513 for (int currentUserId : sUserManager.getUserIds()) { 16514 if (!previousUserIds.contains(currentUserId)) { 16515 ps.setInstallReason(installReason, currentUserId); 16516 } 16517 } 16518 } else if (!previousUserIds.contains(userId)) { 16519 ps.setInstallReason(installReason, userId); 16520 } 16521 mSettings.writeKernelMappingLPr(ps); 16522 } 16523 res.name = pkgName; 16524 res.uid = newPackage.applicationInfo.uid; 16525 res.pkg = newPackage; 16526 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16527 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16528 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16529 //to update install status 16530 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16531 mSettings.writeLPr(); 16532 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16533 } 16534 16535 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16536 } 16537 16538 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16539 try { 16540 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16541 installPackageLI(args, res); 16542 } finally { 16543 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16544 } 16545 } 16546 16547 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16548 final int installFlags = args.installFlags; 16549 final String installerPackageName = args.installerPackageName; 16550 final String volumeUuid = args.volumeUuid; 16551 final File tmpPackageFile = new File(args.getCodePath()); 16552 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16553 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16554 || (args.volumeUuid != null)); 16555 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16556 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16557 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16558 boolean replace = false; 16559 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16560 if (args.move != null) { 16561 // moving a complete application; perform an initial scan on the new install location 16562 scanFlags |= SCAN_INITIAL; 16563 } 16564 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16565 scanFlags |= SCAN_DONT_KILL_APP; 16566 } 16567 if (instantApp) { 16568 scanFlags |= SCAN_AS_INSTANT_APP; 16569 } 16570 if (fullApp) { 16571 scanFlags |= SCAN_AS_FULL_APP; 16572 } 16573 16574 // Result object to be returned 16575 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16576 16577 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16578 16579 // Sanity check 16580 if (instantApp && (forwardLocked || onExternal)) { 16581 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16582 + " external=" + onExternal); 16583 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16584 return; 16585 } 16586 16587 // Retrieve PackageSettings and parse package 16588 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16589 | PackageParser.PARSE_ENFORCE_CODE 16590 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16591 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16592 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16593 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16594 PackageParser pp = new PackageParser(); 16595 pp.setSeparateProcesses(mSeparateProcesses); 16596 pp.setDisplayMetrics(mMetrics); 16597 pp.setCallback(mPackageParserCallback); 16598 16599 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16600 final PackageParser.Package pkg; 16601 try { 16602 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16603 } catch (PackageParserException e) { 16604 res.setError("Failed parse during installPackageLI", e); 16605 return; 16606 } finally { 16607 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16608 } 16609 16610 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16611 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16612 Slog.w(TAG, "Instant app package " + pkg.packageName 16613 + " does not target O, this will be a fatal error."); 16614 // STOPSHIP: Make this a fatal error 16615 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16616 } 16617 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16618 Slog.w(TAG, "Instant app package " + pkg.packageName 16619 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16620 // STOPSHIP: Make this a fatal error 16621 pkg.applicationInfo.targetSandboxVersion = 2; 16622 } 16623 16624 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16625 // Static shared libraries have synthetic package names 16626 renameStaticSharedLibraryPackage(pkg); 16627 16628 // No static shared libs on external storage 16629 if (onExternal) { 16630 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16631 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16632 "Packages declaring static-shared libs cannot be updated"); 16633 return; 16634 } 16635 } 16636 16637 // If we are installing a clustered package add results for the children 16638 if (pkg.childPackages != null) { 16639 synchronized (mPackages) { 16640 final int childCount = pkg.childPackages.size(); 16641 for (int i = 0; i < childCount; i++) { 16642 PackageParser.Package childPkg = pkg.childPackages.get(i); 16643 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16644 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16645 childRes.pkg = childPkg; 16646 childRes.name = childPkg.packageName; 16647 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16648 if (childPs != null) { 16649 childRes.origUsers = childPs.queryInstalledUsers( 16650 sUserManager.getUserIds(), true); 16651 } 16652 if ((mPackages.containsKey(childPkg.packageName))) { 16653 childRes.removedInfo = new PackageRemovedInfo(); 16654 childRes.removedInfo.removedPackage = childPkg.packageName; 16655 } 16656 if (res.addedChildPackages == null) { 16657 res.addedChildPackages = new ArrayMap<>(); 16658 } 16659 res.addedChildPackages.put(childPkg.packageName, childRes); 16660 } 16661 } 16662 } 16663 16664 // If package doesn't declare API override, mark that we have an install 16665 // time CPU ABI override. 16666 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16667 pkg.cpuAbiOverride = args.abiOverride; 16668 } 16669 16670 String pkgName = res.name = pkg.packageName; 16671 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16672 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16673 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16674 return; 16675 } 16676 } 16677 16678 try { 16679 // either use what we've been given or parse directly from the APK 16680 if (args.certificates != null) { 16681 try { 16682 PackageParser.populateCertificates(pkg, args.certificates); 16683 } catch (PackageParserException e) { 16684 // there was something wrong with the certificates we were given; 16685 // try to pull them from the APK 16686 PackageParser.collectCertificates(pkg, parseFlags); 16687 } 16688 } else { 16689 PackageParser.collectCertificates(pkg, parseFlags); 16690 } 16691 } catch (PackageParserException e) { 16692 res.setError("Failed collect during installPackageLI", e); 16693 return; 16694 } 16695 16696 // Get rid of all references to package scan path via parser. 16697 pp = null; 16698 String oldCodePath = null; 16699 boolean systemApp = false; 16700 synchronized (mPackages) { 16701 // Check if installing already existing package 16702 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16703 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16704 if (pkg.mOriginalPackages != null 16705 && pkg.mOriginalPackages.contains(oldName) 16706 && mPackages.containsKey(oldName)) { 16707 // This package is derived from an original package, 16708 // and this device has been updating from that original 16709 // name. We must continue using the original name, so 16710 // rename the new package here. 16711 pkg.setPackageName(oldName); 16712 pkgName = pkg.packageName; 16713 replace = true; 16714 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16715 + oldName + " pkgName=" + pkgName); 16716 } else if (mPackages.containsKey(pkgName)) { 16717 // This package, under its official name, already exists 16718 // on the device; we should replace it. 16719 replace = true; 16720 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16721 } 16722 16723 // Child packages are installed through the parent package 16724 if (pkg.parentPackage != null) { 16725 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16726 "Package " + pkg.packageName + " is child of package " 16727 + pkg.parentPackage.parentPackage + ". Child packages " 16728 + "can be updated only through the parent package."); 16729 return; 16730 } 16731 16732 if (replace) { 16733 // Prevent apps opting out from runtime permissions 16734 PackageParser.Package oldPackage = mPackages.get(pkgName); 16735 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16736 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16737 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16738 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16739 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16740 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16741 + " doesn't support runtime permissions but the old" 16742 + " target SDK " + oldTargetSdk + " does."); 16743 return; 16744 } 16745 // Prevent apps from downgrading their targetSandbox. 16746 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16747 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16748 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16749 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16750 "Package " + pkg.packageName + " new target sandbox " 16751 + newTargetSandbox + " is incompatible with the previous value of" 16752 + oldTargetSandbox + "."); 16753 return; 16754 } 16755 16756 // Prevent installing of child packages 16757 if (oldPackage.parentPackage != null) { 16758 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16759 "Package " + pkg.packageName + " is child of package " 16760 + oldPackage.parentPackage + ". Child packages " 16761 + "can be updated only through the parent package."); 16762 return; 16763 } 16764 } 16765 } 16766 16767 PackageSetting ps = mSettings.mPackages.get(pkgName); 16768 if (ps != null) { 16769 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16770 16771 // Static shared libs have same package with different versions where 16772 // we internally use a synthetic package name to allow multiple versions 16773 // of the same package, therefore we need to compare signatures against 16774 // the package setting for the latest library version. 16775 PackageSetting signatureCheckPs = ps; 16776 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16777 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16778 if (libraryEntry != null) { 16779 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16780 } 16781 } 16782 16783 // Quick sanity check that we're signed correctly if updating; 16784 // we'll check this again later when scanning, but we want to 16785 // bail early here before tripping over redefined permissions. 16786 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16787 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16788 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16789 + pkg.packageName + " upgrade keys do not match the " 16790 + "previously installed version"); 16791 return; 16792 } 16793 } else { 16794 try { 16795 verifySignaturesLP(signatureCheckPs, pkg); 16796 } catch (PackageManagerException e) { 16797 res.setError(e.error, e.getMessage()); 16798 return; 16799 } 16800 } 16801 16802 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16803 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16804 systemApp = (ps.pkg.applicationInfo.flags & 16805 ApplicationInfo.FLAG_SYSTEM) != 0; 16806 } 16807 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16808 } 16809 16810 int N = pkg.permissions.size(); 16811 for (int i = N-1; i >= 0; i--) { 16812 PackageParser.Permission perm = pkg.permissions.get(i); 16813 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16814 16815 // Don't allow anyone but the platform to define ephemeral permissions. 16816 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 16817 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16818 Slog.w(TAG, "Package " + pkg.packageName 16819 + " attempting to delcare ephemeral permission " 16820 + perm.info.name + "; Removing ephemeral."); 16821 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 16822 } 16823 // Check whether the newly-scanned package wants to define an already-defined perm 16824 if (bp != null) { 16825 // If the defining package is signed with our cert, it's okay. This 16826 // also includes the "updating the same package" case, of course. 16827 // "updating same package" could also involve key-rotation. 16828 final boolean sigsOk; 16829 if (bp.sourcePackage.equals(pkg.packageName) 16830 && (bp.packageSetting instanceof PackageSetting) 16831 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16832 scanFlags))) { 16833 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16834 } else { 16835 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16836 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16837 } 16838 if (!sigsOk) { 16839 // If the owning package is the system itself, we log but allow 16840 // install to proceed; we fail the install on all other permission 16841 // redefinitions. 16842 if (!bp.sourcePackage.equals("android")) { 16843 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16844 + pkg.packageName + " attempting to redeclare permission " 16845 + perm.info.name + " already owned by " + bp.sourcePackage); 16846 res.origPermission = perm.info.name; 16847 res.origPackage = bp.sourcePackage; 16848 return; 16849 } else { 16850 Slog.w(TAG, "Package " + pkg.packageName 16851 + " attempting to redeclare system permission " 16852 + perm.info.name + "; ignoring new declaration"); 16853 pkg.permissions.remove(i); 16854 } 16855 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16856 // Prevent apps to change protection level to dangerous from any other 16857 // type as this would allow a privilege escalation where an app adds a 16858 // normal/signature permission in other app's group and later redefines 16859 // it as dangerous leading to the group auto-grant. 16860 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16861 == PermissionInfo.PROTECTION_DANGEROUS) { 16862 if (bp != null && !bp.isRuntime()) { 16863 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16864 + "non-runtime permission " + perm.info.name 16865 + " to runtime; keeping old protection level"); 16866 perm.info.protectionLevel = bp.protectionLevel; 16867 } 16868 } 16869 } 16870 } 16871 } 16872 } 16873 16874 if (systemApp) { 16875 if (onExternal) { 16876 // Abort update; system app can't be replaced with app on sdcard 16877 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16878 "Cannot install updates to system apps on sdcard"); 16879 return; 16880 } else if (instantApp) { 16881 // Abort update; system app can't be replaced with an instant app 16882 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16883 "Cannot update a system app with an instant app"); 16884 return; 16885 } 16886 } 16887 16888 if (args.move != null) { 16889 // We did an in-place move, so dex is ready to roll 16890 scanFlags |= SCAN_NO_DEX; 16891 scanFlags |= SCAN_MOVE; 16892 16893 synchronized (mPackages) { 16894 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16895 if (ps == null) { 16896 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16897 "Missing settings for moved package " + pkgName); 16898 } 16899 16900 // We moved the entire application as-is, so bring over the 16901 // previously derived ABI information. 16902 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16903 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16904 } 16905 16906 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16907 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16908 scanFlags |= SCAN_NO_DEX; 16909 16910 try { 16911 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16912 args.abiOverride : pkg.cpuAbiOverride); 16913 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16914 true /*extractLibs*/, mAppLib32InstallDir); 16915 } catch (PackageManagerException pme) { 16916 Slog.e(TAG, "Error deriving application ABI", pme); 16917 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16918 return; 16919 } 16920 16921 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16922 // Do not run PackageDexOptimizer through the local performDexOpt 16923 // method because `pkg` may not be in `mPackages` yet. 16924 // 16925 // Also, don't fail application installs if the dexopt step fails. 16926 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16927 null /* instructionSets */, false /* checkProfiles */, 16928 getCompilerFilterForReason(REASON_INSTALL), 16929 getOrCreateCompilerPackageStats(pkg), 16930 mDexManager.isUsedByOtherApps(pkg.packageName)); 16931 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16932 16933 // Notify BackgroundDexOptService that the package has been changed. 16934 // If this is an update of a package which used to fail to compile, 16935 // BDOS will remove it from its blacklist. 16936 // TODO: Layering violation 16937 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16938 } 16939 16940 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16941 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16942 return; 16943 } 16944 16945 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16946 16947 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16948 "installPackageLI")) { 16949 if (replace) { 16950 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16951 // Static libs have a synthetic package name containing the version 16952 // and cannot be updated as an update would get a new package name, 16953 // unless this is the exact same version code which is useful for 16954 // development. 16955 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16956 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16957 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16958 + "static-shared libs cannot be updated"); 16959 return; 16960 } 16961 } 16962 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16963 installerPackageName, res, args.installReason); 16964 } else { 16965 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16966 args.user, installerPackageName, volumeUuid, res, args.installReason); 16967 } 16968 } 16969 synchronized (mPackages) { 16970 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16971 if (ps != null) { 16972 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16973 ps.setUpdateAvailable(false /*updateAvailable*/); 16974 } 16975 16976 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16977 for (int i = 0; i < childCount; i++) { 16978 PackageParser.Package childPkg = pkg.childPackages.get(i); 16979 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16980 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16981 if (childPs != null) { 16982 childRes.newUsers = childPs.queryInstalledUsers( 16983 sUserManager.getUserIds(), true); 16984 } 16985 } 16986 16987 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16988 updateSequenceNumberLP(pkgName, res.newUsers); 16989 updateInstantAppInstallerLocked(); 16990 } 16991 } 16992 } 16993 16994 private void startIntentFilterVerifications(int userId, boolean replacing, 16995 PackageParser.Package pkg) { 16996 if (mIntentFilterVerifierComponent == null) { 16997 Slog.w(TAG, "No IntentFilter verification will not be done as " 16998 + "there is no IntentFilterVerifier available!"); 16999 return; 17000 } 17001 17002 final int verifierUid = getPackageUid( 17003 mIntentFilterVerifierComponent.getPackageName(), 17004 MATCH_DEBUG_TRIAGED_MISSING, 17005 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17006 17007 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17008 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17009 mHandler.sendMessage(msg); 17010 17011 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17012 for (int i = 0; i < childCount; i++) { 17013 PackageParser.Package childPkg = pkg.childPackages.get(i); 17014 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17015 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17016 mHandler.sendMessage(msg); 17017 } 17018 } 17019 17020 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17021 PackageParser.Package pkg) { 17022 int size = pkg.activities.size(); 17023 if (size == 0) { 17024 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17025 "No activity, so no need to verify any IntentFilter!"); 17026 return; 17027 } 17028 17029 final boolean hasDomainURLs = hasDomainURLs(pkg); 17030 if (!hasDomainURLs) { 17031 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17032 "No domain URLs, so no need to verify any IntentFilter!"); 17033 return; 17034 } 17035 17036 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17037 + " if any IntentFilter from the " + size 17038 + " Activities needs verification ..."); 17039 17040 int count = 0; 17041 final String packageName = pkg.packageName; 17042 17043 synchronized (mPackages) { 17044 // If this is a new install and we see that we've already run verification for this 17045 // package, we have nothing to do: it means the state was restored from backup. 17046 if (!replacing) { 17047 IntentFilterVerificationInfo ivi = 17048 mSettings.getIntentFilterVerificationLPr(packageName); 17049 if (ivi != null) { 17050 if (DEBUG_DOMAIN_VERIFICATION) { 17051 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17052 + ivi.getStatusString()); 17053 } 17054 return; 17055 } 17056 } 17057 17058 // If any filters need to be verified, then all need to be. 17059 boolean needToVerify = false; 17060 for (PackageParser.Activity a : pkg.activities) { 17061 for (ActivityIntentInfo filter : a.intents) { 17062 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17063 if (DEBUG_DOMAIN_VERIFICATION) { 17064 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17065 } 17066 needToVerify = true; 17067 break; 17068 } 17069 } 17070 } 17071 17072 if (needToVerify) { 17073 final int verificationId = mIntentFilterVerificationToken++; 17074 for (PackageParser.Activity a : pkg.activities) { 17075 for (ActivityIntentInfo filter : a.intents) { 17076 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17077 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17078 "Verification needed for IntentFilter:" + filter.toString()); 17079 mIntentFilterVerifier.addOneIntentFilterVerification( 17080 verifierUid, userId, verificationId, filter, packageName); 17081 count++; 17082 } 17083 } 17084 } 17085 } 17086 } 17087 17088 if (count > 0) { 17089 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17090 + " IntentFilter verification" + (count > 1 ? "s" : "") 17091 + " for userId:" + userId); 17092 mIntentFilterVerifier.startVerifications(userId); 17093 } else { 17094 if (DEBUG_DOMAIN_VERIFICATION) { 17095 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17096 } 17097 } 17098 } 17099 17100 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17101 final ComponentName cn = filter.activity.getComponentName(); 17102 final String packageName = cn.getPackageName(); 17103 17104 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17105 packageName); 17106 if (ivi == null) { 17107 return true; 17108 } 17109 int status = ivi.getStatus(); 17110 switch (status) { 17111 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17112 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17113 return true; 17114 17115 default: 17116 // Nothing to do 17117 return false; 17118 } 17119 } 17120 17121 private static boolean isMultiArch(ApplicationInfo info) { 17122 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17123 } 17124 17125 private static boolean isExternal(PackageParser.Package pkg) { 17126 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17127 } 17128 17129 private static boolean isExternal(PackageSetting ps) { 17130 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17131 } 17132 17133 private static boolean isSystemApp(PackageParser.Package pkg) { 17134 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17135 } 17136 17137 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17138 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17139 } 17140 17141 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17142 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17143 } 17144 17145 private static boolean isSystemApp(PackageSetting ps) { 17146 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17147 } 17148 17149 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17150 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17151 } 17152 17153 private int packageFlagsToInstallFlags(PackageSetting ps) { 17154 int installFlags = 0; 17155 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17156 // This existing package was an external ASEC install when we have 17157 // the external flag without a UUID 17158 installFlags |= PackageManager.INSTALL_EXTERNAL; 17159 } 17160 if (ps.isForwardLocked()) { 17161 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17162 } 17163 return installFlags; 17164 } 17165 17166 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17167 if (isExternal(pkg)) { 17168 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17169 return StorageManager.UUID_PRIMARY_PHYSICAL; 17170 } else { 17171 return pkg.volumeUuid; 17172 } 17173 } else { 17174 return StorageManager.UUID_PRIVATE_INTERNAL; 17175 } 17176 } 17177 17178 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17179 if (isExternal(pkg)) { 17180 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17181 return mSettings.getExternalVersion(); 17182 } else { 17183 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17184 } 17185 } else { 17186 return mSettings.getInternalVersion(); 17187 } 17188 } 17189 17190 private void deleteTempPackageFiles() { 17191 final FilenameFilter filter = new FilenameFilter() { 17192 public boolean accept(File dir, String name) { 17193 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17194 } 17195 }; 17196 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17197 file.delete(); 17198 } 17199 } 17200 17201 @Override 17202 public void deletePackageAsUser(String packageName, int versionCode, 17203 IPackageDeleteObserver observer, int userId, int flags) { 17204 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17205 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17206 } 17207 17208 @Override 17209 public void deletePackageVersioned(VersionedPackage versionedPackage, 17210 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17211 mContext.enforceCallingOrSelfPermission( 17212 android.Manifest.permission.DELETE_PACKAGES, null); 17213 Preconditions.checkNotNull(versionedPackage); 17214 Preconditions.checkNotNull(observer); 17215 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17216 PackageManager.VERSION_CODE_HIGHEST, 17217 Integer.MAX_VALUE, "versionCode must be >= -1"); 17218 17219 final String packageName = versionedPackage.getPackageName(); 17220 // TODO: We will change version code to long, so in the new API it is long 17221 final int versionCode = (int) versionedPackage.getVersionCode(); 17222 final String internalPackageName; 17223 synchronized (mPackages) { 17224 // Normalize package name to handle renamed packages and static libs 17225 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17226 // TODO: We will change version code to long, so in the new API it is long 17227 (int) versionedPackage.getVersionCode()); 17228 } 17229 17230 final int uid = Binder.getCallingUid(); 17231 if (!isOrphaned(internalPackageName) 17232 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17233 try { 17234 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17235 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17236 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17237 observer.onUserActionRequired(intent); 17238 } catch (RemoteException re) { 17239 } 17240 return; 17241 } 17242 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17243 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17244 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17245 mContext.enforceCallingOrSelfPermission( 17246 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17247 "deletePackage for user " + userId); 17248 } 17249 17250 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17251 try { 17252 observer.onPackageDeleted(packageName, 17253 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17254 } catch (RemoteException re) { 17255 } 17256 return; 17257 } 17258 17259 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17260 try { 17261 observer.onPackageDeleted(packageName, 17262 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17263 } catch (RemoteException re) { 17264 } 17265 return; 17266 } 17267 17268 if (DEBUG_REMOVE) { 17269 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17270 + " deleteAllUsers: " + deleteAllUsers + " version=" 17271 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17272 ? "VERSION_CODE_HIGHEST" : versionCode)); 17273 } 17274 // Queue up an async operation since the package deletion may take a little while. 17275 mHandler.post(new Runnable() { 17276 public void run() { 17277 mHandler.removeCallbacks(this); 17278 int returnCode; 17279 if (!deleteAllUsers) { 17280 returnCode = deletePackageX(internalPackageName, versionCode, 17281 userId, deleteFlags); 17282 } else { 17283 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17284 internalPackageName, users); 17285 // If nobody is blocking uninstall, proceed with delete for all users 17286 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17287 returnCode = deletePackageX(internalPackageName, versionCode, 17288 userId, deleteFlags); 17289 } else { 17290 // Otherwise uninstall individually for users with blockUninstalls=false 17291 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17292 for (int userId : users) { 17293 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17294 returnCode = deletePackageX(internalPackageName, versionCode, 17295 userId, userFlags); 17296 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17297 Slog.w(TAG, "Package delete failed for user " + userId 17298 + ", returnCode " + returnCode); 17299 } 17300 } 17301 } 17302 // The app has only been marked uninstalled for certain users. 17303 // We still need to report that delete was blocked 17304 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17305 } 17306 } 17307 try { 17308 observer.onPackageDeleted(packageName, returnCode, null); 17309 } catch (RemoteException e) { 17310 Log.i(TAG, "Observer no longer exists."); 17311 } //end catch 17312 } //end run 17313 }); 17314 } 17315 17316 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17317 if (pkg.staticSharedLibName != null) { 17318 return pkg.manifestPackageName; 17319 } 17320 return pkg.packageName; 17321 } 17322 17323 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17324 // Handle renamed packages 17325 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17326 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17327 17328 // Is this a static library? 17329 SparseArray<SharedLibraryEntry> versionedLib = 17330 mStaticLibsByDeclaringPackage.get(packageName); 17331 if (versionedLib == null || versionedLib.size() <= 0) { 17332 return packageName; 17333 } 17334 17335 // Figure out which lib versions the caller can see 17336 SparseIntArray versionsCallerCanSee = null; 17337 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17338 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17339 && callingAppId != Process.ROOT_UID) { 17340 versionsCallerCanSee = new SparseIntArray(); 17341 String libName = versionedLib.valueAt(0).info.getName(); 17342 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17343 if (uidPackages != null) { 17344 for (String uidPackage : uidPackages) { 17345 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17346 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17347 if (libIdx >= 0) { 17348 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17349 versionsCallerCanSee.append(libVersion, libVersion); 17350 } 17351 } 17352 } 17353 } 17354 17355 // Caller can see nothing - done 17356 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17357 return packageName; 17358 } 17359 17360 // Find the version the caller can see and the app version code 17361 SharedLibraryEntry highestVersion = null; 17362 final int versionCount = versionedLib.size(); 17363 for (int i = 0; i < versionCount; i++) { 17364 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17365 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17366 libEntry.info.getVersion()) < 0) { 17367 continue; 17368 } 17369 // TODO: We will change version code to long, so in the new API it is long 17370 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17371 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17372 if (libVersionCode == versionCode) { 17373 return libEntry.apk; 17374 } 17375 } else if (highestVersion == null) { 17376 highestVersion = libEntry; 17377 } else if (libVersionCode > highestVersion.info 17378 .getDeclaringPackage().getVersionCode()) { 17379 highestVersion = libEntry; 17380 } 17381 } 17382 17383 if (highestVersion != null) { 17384 return highestVersion.apk; 17385 } 17386 17387 return packageName; 17388 } 17389 17390 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17391 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17392 || callingUid == Process.SYSTEM_UID) { 17393 return true; 17394 } 17395 final int callingUserId = UserHandle.getUserId(callingUid); 17396 // If the caller installed the pkgName, then allow it to silently uninstall. 17397 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17398 return true; 17399 } 17400 17401 // Allow package verifier to silently uninstall. 17402 if (mRequiredVerifierPackage != null && 17403 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17404 return true; 17405 } 17406 17407 // Allow package uninstaller to silently uninstall. 17408 if (mRequiredUninstallerPackage != null && 17409 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17410 return true; 17411 } 17412 17413 // Allow storage manager to silently uninstall. 17414 if (mStorageManagerPackage != null && 17415 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17416 return true; 17417 } 17418 return false; 17419 } 17420 17421 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17422 int[] result = EMPTY_INT_ARRAY; 17423 for (int userId : userIds) { 17424 if (getBlockUninstallForUser(packageName, userId)) { 17425 result = ArrayUtils.appendInt(result, userId); 17426 } 17427 } 17428 return result; 17429 } 17430 17431 @Override 17432 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17433 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17434 } 17435 17436 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17437 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17438 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17439 try { 17440 if (dpm != null) { 17441 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17442 /* callingUserOnly =*/ false); 17443 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17444 : deviceOwnerComponentName.getPackageName(); 17445 // Does the package contains the device owner? 17446 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17447 // this check is probably not needed, since DO should be registered as a device 17448 // admin on some user too. (Original bug for this: b/17657954) 17449 if (packageName.equals(deviceOwnerPackageName)) { 17450 return true; 17451 } 17452 // Does it contain a device admin for any user? 17453 int[] users; 17454 if (userId == UserHandle.USER_ALL) { 17455 users = sUserManager.getUserIds(); 17456 } else { 17457 users = new int[]{userId}; 17458 } 17459 for (int i = 0; i < users.length; ++i) { 17460 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17461 return true; 17462 } 17463 } 17464 } 17465 } catch (RemoteException e) { 17466 } 17467 return false; 17468 } 17469 17470 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17471 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17472 } 17473 17474 /** 17475 * This method is an internal method that could be get invoked either 17476 * to delete an installed package or to clean up a failed installation. 17477 * After deleting an installed package, a broadcast is sent to notify any 17478 * listeners that the package has been removed. For cleaning up a failed 17479 * installation, the broadcast is not necessary since the package's 17480 * installation wouldn't have sent the initial broadcast either 17481 * The key steps in deleting a package are 17482 * deleting the package information in internal structures like mPackages, 17483 * deleting the packages base directories through installd 17484 * updating mSettings to reflect current status 17485 * persisting settings for later use 17486 * sending a broadcast if necessary 17487 */ 17488 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17489 final PackageRemovedInfo info = new PackageRemovedInfo(); 17490 final boolean res; 17491 17492 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17493 ? UserHandle.USER_ALL : userId; 17494 17495 if (isPackageDeviceAdmin(packageName, removeUser)) { 17496 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17497 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17498 } 17499 17500 PackageSetting uninstalledPs = null; 17501 PackageParser.Package pkg = null; 17502 17503 // for the uninstall-updates case and restricted profiles, remember the per- 17504 // user handle installed state 17505 int[] allUsers; 17506 synchronized (mPackages) { 17507 uninstalledPs = mSettings.mPackages.get(packageName); 17508 if (uninstalledPs == null) { 17509 Slog.w(TAG, "Not removing non-existent package " + packageName); 17510 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17511 } 17512 17513 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17514 && uninstalledPs.versionCode != versionCode) { 17515 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17516 + uninstalledPs.versionCode + " != " + versionCode); 17517 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17518 } 17519 17520 // Static shared libs can be declared by any package, so let us not 17521 // allow removing a package if it provides a lib others depend on. 17522 pkg = mPackages.get(packageName); 17523 if (pkg != null && pkg.staticSharedLibName != null) { 17524 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17525 pkg.staticSharedLibVersion); 17526 if (libEntry != null) { 17527 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17528 libEntry.info, 0, userId); 17529 if (!ArrayUtils.isEmpty(libClientPackages)) { 17530 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17531 + " hosting lib " + libEntry.info.getName() + " version " 17532 + libEntry.info.getVersion() + " used by " + libClientPackages); 17533 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17534 } 17535 } 17536 } 17537 17538 allUsers = sUserManager.getUserIds(); 17539 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17540 } 17541 17542 final int freezeUser; 17543 if (isUpdatedSystemApp(uninstalledPs) 17544 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17545 // We're downgrading a system app, which will apply to all users, so 17546 // freeze them all during the downgrade 17547 freezeUser = UserHandle.USER_ALL; 17548 } else { 17549 freezeUser = removeUser; 17550 } 17551 17552 synchronized (mInstallLock) { 17553 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17554 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17555 deleteFlags, "deletePackageX")) { 17556 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17557 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17558 } 17559 synchronized (mPackages) { 17560 if (res) { 17561 if (pkg != null) { 17562 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17563 } 17564 updateSequenceNumberLP(packageName, info.removedUsers); 17565 updateInstantAppInstallerLocked(); 17566 } 17567 } 17568 } 17569 17570 if (res) { 17571 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17572 info.sendPackageRemovedBroadcasts(killApp); 17573 info.sendSystemPackageUpdatedBroadcasts(); 17574 info.sendSystemPackageAppearedBroadcasts(); 17575 } 17576 // Force a gc here. 17577 Runtime.getRuntime().gc(); 17578 // Delete the resources here after sending the broadcast to let 17579 // other processes clean up before deleting resources. 17580 if (info.args != null) { 17581 synchronized (mInstallLock) { 17582 info.args.doPostDeleteLI(true); 17583 } 17584 } 17585 17586 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17587 } 17588 17589 class PackageRemovedInfo { 17590 String removedPackage; 17591 int uid = -1; 17592 int removedAppId = -1; 17593 int[] origUsers; 17594 int[] removedUsers = null; 17595 SparseArray<Integer> installReasons; 17596 boolean isRemovedPackageSystemUpdate = false; 17597 boolean isUpdate; 17598 boolean dataRemoved; 17599 boolean removedForAllUsers; 17600 boolean isStaticSharedLib; 17601 // Clean up resources deleted packages. 17602 InstallArgs args = null; 17603 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17604 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17605 17606 void sendPackageRemovedBroadcasts(boolean killApp) { 17607 sendPackageRemovedBroadcastInternal(killApp); 17608 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17609 for (int i = 0; i < childCount; i++) { 17610 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17611 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17612 } 17613 } 17614 17615 void sendSystemPackageUpdatedBroadcasts() { 17616 if (isRemovedPackageSystemUpdate) { 17617 sendSystemPackageUpdatedBroadcastsInternal(); 17618 final int childCount = (removedChildPackages != null) 17619 ? removedChildPackages.size() : 0; 17620 for (int i = 0; i < childCount; i++) { 17621 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17622 if (childInfo.isRemovedPackageSystemUpdate) { 17623 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17624 } 17625 } 17626 } 17627 } 17628 17629 void sendSystemPackageAppearedBroadcasts() { 17630 final int packageCount = (appearedChildPackages != null) 17631 ? appearedChildPackages.size() : 0; 17632 for (int i = 0; i < packageCount; i++) { 17633 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17634 sendPackageAddedForNewUsers(installedInfo.name, true, 17635 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17636 } 17637 } 17638 17639 private void sendSystemPackageUpdatedBroadcastsInternal() { 17640 Bundle extras = new Bundle(2); 17641 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17642 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17643 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17644 extras, 0, null, null, null); 17645 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17646 extras, 0, null, null, null); 17647 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17648 null, 0, removedPackage, null, null); 17649 } 17650 17651 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17652 // Don't send static shared library removal broadcasts as these 17653 // libs are visible only the the apps that depend on them an one 17654 // cannot remove the library if it has a dependency. 17655 if (isStaticSharedLib) { 17656 return; 17657 } 17658 Bundle extras = new Bundle(2); 17659 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17660 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17661 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17662 if (isUpdate || isRemovedPackageSystemUpdate) { 17663 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17664 } 17665 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17666 if (removedPackage != null) { 17667 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17668 extras, 0, null, null, removedUsers); 17669 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17670 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17671 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17672 null, null, removedUsers); 17673 } 17674 } 17675 if (removedAppId >= 0) { 17676 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17677 removedUsers); 17678 } 17679 } 17680 } 17681 17682 /* 17683 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17684 * flag is not set, the data directory is removed as well. 17685 * make sure this flag is set for partially installed apps. If not its meaningless to 17686 * delete a partially installed application. 17687 */ 17688 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17689 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17690 String packageName = ps.name; 17691 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17692 // Retrieve object to delete permissions for shared user later on 17693 final PackageParser.Package deletedPkg; 17694 final PackageSetting deletedPs; 17695 // reader 17696 synchronized (mPackages) { 17697 deletedPkg = mPackages.get(packageName); 17698 deletedPs = mSettings.mPackages.get(packageName); 17699 if (outInfo != null) { 17700 outInfo.removedPackage = packageName; 17701 outInfo.isStaticSharedLib = deletedPkg != null 17702 && deletedPkg.staticSharedLibName != null; 17703 outInfo.removedUsers = deletedPs != null 17704 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17705 : null; 17706 } 17707 } 17708 17709 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17710 17711 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17712 final PackageParser.Package resolvedPkg; 17713 if (deletedPkg != null) { 17714 resolvedPkg = deletedPkg; 17715 } else { 17716 // We don't have a parsed package when it lives on an ejected 17717 // adopted storage device, so fake something together 17718 resolvedPkg = new PackageParser.Package(ps.name); 17719 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17720 } 17721 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17722 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17723 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17724 if (outInfo != null) { 17725 outInfo.dataRemoved = true; 17726 } 17727 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17728 } 17729 17730 int removedAppId = -1; 17731 17732 // writer 17733 synchronized (mPackages) { 17734 boolean installedStateChanged = false; 17735 if (deletedPs != null) { 17736 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17737 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17738 clearDefaultBrowserIfNeeded(packageName); 17739 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17740 removedAppId = mSettings.removePackageLPw(packageName); 17741 if (outInfo != null) { 17742 outInfo.removedAppId = removedAppId; 17743 } 17744 updatePermissionsLPw(deletedPs.name, null, 0); 17745 if (deletedPs.sharedUser != null) { 17746 // Remove permissions associated with package. Since runtime 17747 // permissions are per user we have to kill the removed package 17748 // or packages running under the shared user of the removed 17749 // package if revoking the permissions requested only by the removed 17750 // package is successful and this causes a change in gids. 17751 for (int userId : UserManagerService.getInstance().getUserIds()) { 17752 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17753 userId); 17754 if (userIdToKill == UserHandle.USER_ALL 17755 || userIdToKill >= UserHandle.USER_SYSTEM) { 17756 // If gids changed for this user, kill all affected packages. 17757 mHandler.post(new Runnable() { 17758 @Override 17759 public void run() { 17760 // This has to happen with no lock held. 17761 killApplication(deletedPs.name, deletedPs.appId, 17762 KILL_APP_REASON_GIDS_CHANGED); 17763 } 17764 }); 17765 break; 17766 } 17767 } 17768 } 17769 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17770 } 17771 // make sure to preserve per-user disabled state if this removal was just 17772 // a downgrade of a system app to the factory package 17773 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17774 if (DEBUG_REMOVE) { 17775 Slog.d(TAG, "Propagating install state across downgrade"); 17776 } 17777 for (int userId : allUserHandles) { 17778 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17779 if (DEBUG_REMOVE) { 17780 Slog.d(TAG, " user " + userId + " => " + installed); 17781 } 17782 if (installed != ps.getInstalled(userId)) { 17783 installedStateChanged = true; 17784 } 17785 ps.setInstalled(installed, userId); 17786 } 17787 } 17788 } 17789 // can downgrade to reader 17790 if (writeSettings) { 17791 // Save settings now 17792 mSettings.writeLPr(); 17793 } 17794 if (installedStateChanged) { 17795 mSettings.writeKernelMappingLPr(ps); 17796 } 17797 } 17798 if (removedAppId != -1) { 17799 // A user ID was deleted here. Go through all users and remove it 17800 // from KeyStore. 17801 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17802 } 17803 } 17804 17805 static boolean locationIsPrivileged(File path) { 17806 try { 17807 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17808 .getCanonicalPath(); 17809 return path.getCanonicalPath().startsWith(privilegedAppDir); 17810 } catch (IOException e) { 17811 Slog.e(TAG, "Unable to access code path " + path); 17812 } 17813 return false; 17814 } 17815 17816 /* 17817 * Tries to delete system package. 17818 */ 17819 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17820 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17821 boolean writeSettings) { 17822 if (deletedPs.parentPackageName != null) { 17823 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17824 return false; 17825 } 17826 17827 final boolean applyUserRestrictions 17828 = (allUserHandles != null) && (outInfo.origUsers != null); 17829 final PackageSetting disabledPs; 17830 // Confirm if the system package has been updated 17831 // An updated system app can be deleted. This will also have to restore 17832 // the system pkg from system partition 17833 // reader 17834 synchronized (mPackages) { 17835 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17836 } 17837 17838 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17839 + " disabledPs=" + disabledPs); 17840 17841 if (disabledPs == null) { 17842 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17843 return false; 17844 } else if (DEBUG_REMOVE) { 17845 Slog.d(TAG, "Deleting system pkg from data partition"); 17846 } 17847 17848 if (DEBUG_REMOVE) { 17849 if (applyUserRestrictions) { 17850 Slog.d(TAG, "Remembering install states:"); 17851 for (int userId : allUserHandles) { 17852 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17853 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17854 } 17855 } 17856 } 17857 17858 // Delete the updated package 17859 outInfo.isRemovedPackageSystemUpdate = true; 17860 if (outInfo.removedChildPackages != null) { 17861 final int childCount = (deletedPs.childPackageNames != null) 17862 ? deletedPs.childPackageNames.size() : 0; 17863 for (int i = 0; i < childCount; i++) { 17864 String childPackageName = deletedPs.childPackageNames.get(i); 17865 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17866 .contains(childPackageName)) { 17867 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17868 childPackageName); 17869 if (childInfo != null) { 17870 childInfo.isRemovedPackageSystemUpdate = true; 17871 } 17872 } 17873 } 17874 } 17875 17876 if (disabledPs.versionCode < deletedPs.versionCode) { 17877 // Delete data for downgrades 17878 flags &= ~PackageManager.DELETE_KEEP_DATA; 17879 } else { 17880 // Preserve data by setting flag 17881 flags |= PackageManager.DELETE_KEEP_DATA; 17882 } 17883 17884 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17885 outInfo, writeSettings, disabledPs.pkg); 17886 if (!ret) { 17887 return false; 17888 } 17889 17890 // writer 17891 synchronized (mPackages) { 17892 // Reinstate the old system package 17893 enableSystemPackageLPw(disabledPs.pkg); 17894 // Remove any native libraries from the upgraded package. 17895 removeNativeBinariesLI(deletedPs); 17896 } 17897 17898 // Install the system package 17899 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17900 int parseFlags = mDefParseFlags 17901 | PackageParser.PARSE_MUST_BE_APK 17902 | PackageParser.PARSE_IS_SYSTEM 17903 | PackageParser.PARSE_IS_SYSTEM_DIR; 17904 if (locationIsPrivileged(disabledPs.codePath)) { 17905 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17906 } 17907 17908 final PackageParser.Package newPkg; 17909 try { 17910 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17911 0 /* currentTime */, null); 17912 } catch (PackageManagerException e) { 17913 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17914 + e.getMessage()); 17915 return false; 17916 } 17917 17918 try { 17919 // update shared libraries for the newly re-installed system package 17920 updateSharedLibrariesLPr(newPkg, null); 17921 } catch (PackageManagerException e) { 17922 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17923 } 17924 17925 prepareAppDataAfterInstallLIF(newPkg); 17926 17927 // writer 17928 synchronized (mPackages) { 17929 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17930 17931 // Propagate the permissions state as we do not want to drop on the floor 17932 // runtime permissions. The update permissions method below will take 17933 // care of removing obsolete permissions and grant install permissions. 17934 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17935 updatePermissionsLPw(newPkg.packageName, newPkg, 17936 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17937 17938 if (applyUserRestrictions) { 17939 boolean installedStateChanged = false; 17940 if (DEBUG_REMOVE) { 17941 Slog.d(TAG, "Propagating install state across reinstall"); 17942 } 17943 for (int userId : allUserHandles) { 17944 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17945 if (DEBUG_REMOVE) { 17946 Slog.d(TAG, " user " + userId + " => " + installed); 17947 } 17948 if (installed != ps.getInstalled(userId)) { 17949 installedStateChanged = true; 17950 } 17951 ps.setInstalled(installed, userId); 17952 17953 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17954 } 17955 // Regardless of writeSettings we need to ensure that this restriction 17956 // state propagation is persisted 17957 mSettings.writeAllUsersPackageRestrictionsLPr(); 17958 if (installedStateChanged) { 17959 mSettings.writeKernelMappingLPr(ps); 17960 } 17961 } 17962 // can downgrade to reader here 17963 if (writeSettings) { 17964 mSettings.writeLPr(); 17965 } 17966 } 17967 return true; 17968 } 17969 17970 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17971 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17972 PackageRemovedInfo outInfo, boolean writeSettings, 17973 PackageParser.Package replacingPackage) { 17974 synchronized (mPackages) { 17975 if (outInfo != null) { 17976 outInfo.uid = ps.appId; 17977 } 17978 17979 if (outInfo != null && outInfo.removedChildPackages != null) { 17980 final int childCount = (ps.childPackageNames != null) 17981 ? ps.childPackageNames.size() : 0; 17982 for (int i = 0; i < childCount; i++) { 17983 String childPackageName = ps.childPackageNames.get(i); 17984 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17985 if (childPs == null) { 17986 return false; 17987 } 17988 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17989 childPackageName); 17990 if (childInfo != null) { 17991 childInfo.uid = childPs.appId; 17992 } 17993 } 17994 } 17995 } 17996 17997 // Delete package data from internal structures and also remove data if flag is set 17998 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17999 18000 // Delete the child packages data 18001 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18002 for (int i = 0; i < childCount; i++) { 18003 PackageSetting childPs; 18004 synchronized (mPackages) { 18005 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18006 } 18007 if (childPs != null) { 18008 PackageRemovedInfo childOutInfo = (outInfo != null 18009 && outInfo.removedChildPackages != null) 18010 ? outInfo.removedChildPackages.get(childPs.name) : null; 18011 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18012 && (replacingPackage != null 18013 && !replacingPackage.hasChildPackage(childPs.name)) 18014 ? flags & ~DELETE_KEEP_DATA : flags; 18015 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18016 deleteFlags, writeSettings); 18017 } 18018 } 18019 18020 // Delete application code and resources only for parent packages 18021 if (ps.parentPackageName == null) { 18022 if (deleteCodeAndResources && (outInfo != null)) { 18023 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18024 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18025 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18026 } 18027 } 18028 18029 return true; 18030 } 18031 18032 @Override 18033 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18034 int userId) { 18035 mContext.enforceCallingOrSelfPermission( 18036 android.Manifest.permission.DELETE_PACKAGES, null); 18037 synchronized (mPackages) { 18038 PackageSetting ps = mSettings.mPackages.get(packageName); 18039 if (ps == null) { 18040 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18041 return false; 18042 } 18043 // Cannot block uninstall of static shared libs as they are 18044 // considered a part of the using app (emulating static linking). 18045 // Also static libs are installed always on internal storage. 18046 PackageParser.Package pkg = mPackages.get(packageName); 18047 if (pkg != null && pkg.staticSharedLibName != null) { 18048 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18049 + " providing static shared library: " + pkg.staticSharedLibName); 18050 return false; 18051 } 18052 if (!ps.getInstalled(userId)) { 18053 // Can't block uninstall for an app that is not installed or enabled. 18054 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18055 return false; 18056 } 18057 ps.setBlockUninstall(blockUninstall, userId); 18058 mSettings.writePackageRestrictionsLPr(userId); 18059 } 18060 return true; 18061 } 18062 18063 @Override 18064 public boolean getBlockUninstallForUser(String packageName, int userId) { 18065 synchronized (mPackages) { 18066 PackageSetting ps = mSettings.mPackages.get(packageName); 18067 if (ps == null) { 18068 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18069 return false; 18070 } 18071 return ps.getBlockUninstall(userId); 18072 } 18073 } 18074 18075 @Override 18076 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18077 int callingUid = Binder.getCallingUid(); 18078 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18079 throw new SecurityException( 18080 "setRequiredForSystemUser can only be run by the system or root"); 18081 } 18082 synchronized (mPackages) { 18083 PackageSetting ps = mSettings.mPackages.get(packageName); 18084 if (ps == null) { 18085 Log.w(TAG, "Package doesn't exist: " + packageName); 18086 return false; 18087 } 18088 if (systemUserApp) { 18089 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18090 } else { 18091 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18092 } 18093 mSettings.writeLPr(); 18094 } 18095 return true; 18096 } 18097 18098 /* 18099 * This method handles package deletion in general 18100 */ 18101 private boolean deletePackageLIF(String packageName, UserHandle user, 18102 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18103 PackageRemovedInfo outInfo, boolean writeSettings, 18104 PackageParser.Package replacingPackage) { 18105 if (packageName == null) { 18106 Slog.w(TAG, "Attempt to delete null packageName."); 18107 return false; 18108 } 18109 18110 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18111 18112 PackageSetting ps; 18113 synchronized (mPackages) { 18114 ps = mSettings.mPackages.get(packageName); 18115 if (ps == null) { 18116 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18117 return false; 18118 } 18119 18120 if (ps.parentPackageName != null && (!isSystemApp(ps) 18121 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18122 if (DEBUG_REMOVE) { 18123 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18124 + ((user == null) ? UserHandle.USER_ALL : user)); 18125 } 18126 final int removedUserId = (user != null) ? user.getIdentifier() 18127 : UserHandle.USER_ALL; 18128 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18129 return false; 18130 } 18131 markPackageUninstalledForUserLPw(ps, user); 18132 scheduleWritePackageRestrictionsLocked(user); 18133 return true; 18134 } 18135 } 18136 18137 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18138 && user.getIdentifier() != UserHandle.USER_ALL)) { 18139 // The caller is asking that the package only be deleted for a single 18140 // user. To do this, we just mark its uninstalled state and delete 18141 // its data. If this is a system app, we only allow this to happen if 18142 // they have set the special DELETE_SYSTEM_APP which requests different 18143 // semantics than normal for uninstalling system apps. 18144 markPackageUninstalledForUserLPw(ps, user); 18145 18146 if (!isSystemApp(ps)) { 18147 // Do not uninstall the APK if an app should be cached 18148 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18149 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18150 // Other user still have this package installed, so all 18151 // we need to do is clear this user's data and save that 18152 // it is uninstalled. 18153 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18154 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18155 return false; 18156 } 18157 scheduleWritePackageRestrictionsLocked(user); 18158 return true; 18159 } else { 18160 // We need to set it back to 'installed' so the uninstall 18161 // broadcasts will be sent correctly. 18162 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18163 ps.setInstalled(true, user.getIdentifier()); 18164 mSettings.writeKernelMappingLPr(ps); 18165 } 18166 } else { 18167 // This is a system app, so we assume that the 18168 // other users still have this package installed, so all 18169 // we need to do is clear this user's data and save that 18170 // it is uninstalled. 18171 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18172 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18173 return false; 18174 } 18175 scheduleWritePackageRestrictionsLocked(user); 18176 return true; 18177 } 18178 } 18179 18180 // If we are deleting a composite package for all users, keep track 18181 // of result for each child. 18182 if (ps.childPackageNames != null && outInfo != null) { 18183 synchronized (mPackages) { 18184 final int childCount = ps.childPackageNames.size(); 18185 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18186 for (int i = 0; i < childCount; i++) { 18187 String childPackageName = ps.childPackageNames.get(i); 18188 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18189 childInfo.removedPackage = childPackageName; 18190 outInfo.removedChildPackages.put(childPackageName, childInfo); 18191 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18192 if (childPs != null) { 18193 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18194 } 18195 } 18196 } 18197 } 18198 18199 boolean ret = false; 18200 if (isSystemApp(ps)) { 18201 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18202 // When an updated system application is deleted we delete the existing resources 18203 // as well and fall back to existing code in system partition 18204 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18205 } else { 18206 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18207 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18208 outInfo, writeSettings, replacingPackage); 18209 } 18210 18211 // Take a note whether we deleted the package for all users 18212 if (outInfo != null) { 18213 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18214 if (outInfo.removedChildPackages != null) { 18215 synchronized (mPackages) { 18216 final int childCount = outInfo.removedChildPackages.size(); 18217 for (int i = 0; i < childCount; i++) { 18218 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18219 if (childInfo != null) { 18220 childInfo.removedForAllUsers = mPackages.get( 18221 childInfo.removedPackage) == null; 18222 } 18223 } 18224 } 18225 } 18226 // If we uninstalled an update to a system app there may be some 18227 // child packages that appeared as they are declared in the system 18228 // app but were not declared in the update. 18229 if (isSystemApp(ps)) { 18230 synchronized (mPackages) { 18231 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18232 final int childCount = (updatedPs.childPackageNames != null) 18233 ? updatedPs.childPackageNames.size() : 0; 18234 for (int i = 0; i < childCount; i++) { 18235 String childPackageName = updatedPs.childPackageNames.get(i); 18236 if (outInfo.removedChildPackages == null 18237 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18238 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18239 if (childPs == null) { 18240 continue; 18241 } 18242 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18243 installRes.name = childPackageName; 18244 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18245 installRes.pkg = mPackages.get(childPackageName); 18246 installRes.uid = childPs.pkg.applicationInfo.uid; 18247 if (outInfo.appearedChildPackages == null) { 18248 outInfo.appearedChildPackages = new ArrayMap<>(); 18249 } 18250 outInfo.appearedChildPackages.put(childPackageName, installRes); 18251 } 18252 } 18253 } 18254 } 18255 } 18256 18257 return ret; 18258 } 18259 18260 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18261 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18262 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18263 for (int nextUserId : userIds) { 18264 if (DEBUG_REMOVE) { 18265 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18266 } 18267 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18268 false /*installed*/, 18269 true /*stopped*/, 18270 true /*notLaunched*/, 18271 false /*hidden*/, 18272 false /*suspended*/, 18273 false /*instantApp*/, 18274 null /*lastDisableAppCaller*/, 18275 null /*enabledComponents*/, 18276 null /*disabledComponents*/, 18277 false /*blockUninstall*/, 18278 ps.readUserState(nextUserId).domainVerificationStatus, 18279 0, PackageManager.INSTALL_REASON_UNKNOWN); 18280 } 18281 mSettings.writeKernelMappingLPr(ps); 18282 } 18283 18284 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18285 PackageRemovedInfo outInfo) { 18286 final PackageParser.Package pkg; 18287 synchronized (mPackages) { 18288 pkg = mPackages.get(ps.name); 18289 } 18290 18291 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18292 : new int[] {userId}; 18293 for (int nextUserId : userIds) { 18294 if (DEBUG_REMOVE) { 18295 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18296 + nextUserId); 18297 } 18298 18299 destroyAppDataLIF(pkg, userId, 18300 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18301 destroyAppProfilesLIF(pkg, userId); 18302 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18303 schedulePackageCleaning(ps.name, nextUserId, false); 18304 synchronized (mPackages) { 18305 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18306 scheduleWritePackageRestrictionsLocked(nextUserId); 18307 } 18308 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18309 } 18310 } 18311 18312 if (outInfo != null) { 18313 outInfo.removedPackage = ps.name; 18314 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18315 outInfo.removedAppId = ps.appId; 18316 outInfo.removedUsers = userIds; 18317 } 18318 18319 return true; 18320 } 18321 18322 private final class ClearStorageConnection implements ServiceConnection { 18323 IMediaContainerService mContainerService; 18324 18325 @Override 18326 public void onServiceConnected(ComponentName name, IBinder service) { 18327 synchronized (this) { 18328 mContainerService = IMediaContainerService.Stub 18329 .asInterface(Binder.allowBlocking(service)); 18330 notifyAll(); 18331 } 18332 } 18333 18334 @Override 18335 public void onServiceDisconnected(ComponentName name) { 18336 } 18337 } 18338 18339 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18340 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18341 18342 final boolean mounted; 18343 if (Environment.isExternalStorageEmulated()) { 18344 mounted = true; 18345 } else { 18346 final String status = Environment.getExternalStorageState(); 18347 18348 mounted = status.equals(Environment.MEDIA_MOUNTED) 18349 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18350 } 18351 18352 if (!mounted) { 18353 return; 18354 } 18355 18356 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18357 int[] users; 18358 if (userId == UserHandle.USER_ALL) { 18359 users = sUserManager.getUserIds(); 18360 } else { 18361 users = new int[] { userId }; 18362 } 18363 final ClearStorageConnection conn = new ClearStorageConnection(); 18364 if (mContext.bindServiceAsUser( 18365 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18366 try { 18367 for (int curUser : users) { 18368 long timeout = SystemClock.uptimeMillis() + 5000; 18369 synchronized (conn) { 18370 long now; 18371 while (conn.mContainerService == null && 18372 (now = SystemClock.uptimeMillis()) < timeout) { 18373 try { 18374 conn.wait(timeout - now); 18375 } catch (InterruptedException e) { 18376 } 18377 } 18378 } 18379 if (conn.mContainerService == null) { 18380 return; 18381 } 18382 18383 final UserEnvironment userEnv = new UserEnvironment(curUser); 18384 clearDirectory(conn.mContainerService, 18385 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18386 if (allData) { 18387 clearDirectory(conn.mContainerService, 18388 userEnv.buildExternalStorageAppDataDirs(packageName)); 18389 clearDirectory(conn.mContainerService, 18390 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18391 } 18392 } 18393 } finally { 18394 mContext.unbindService(conn); 18395 } 18396 } 18397 } 18398 18399 @Override 18400 public void clearApplicationProfileData(String packageName) { 18401 enforceSystemOrRoot("Only the system can clear all profile data"); 18402 18403 final PackageParser.Package pkg; 18404 synchronized (mPackages) { 18405 pkg = mPackages.get(packageName); 18406 } 18407 18408 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18409 synchronized (mInstallLock) { 18410 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18411 } 18412 } 18413 } 18414 18415 @Override 18416 public void clearApplicationUserData(final String packageName, 18417 final IPackageDataObserver observer, final int userId) { 18418 mContext.enforceCallingOrSelfPermission( 18419 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18420 18421 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18422 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18423 18424 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18425 throw new SecurityException("Cannot clear data for a protected package: " 18426 + packageName); 18427 } 18428 // Queue up an async operation since the package deletion may take a little while. 18429 mHandler.post(new Runnable() { 18430 public void run() { 18431 mHandler.removeCallbacks(this); 18432 final boolean succeeded; 18433 try (PackageFreezer freezer = freezePackage(packageName, 18434 "clearApplicationUserData")) { 18435 synchronized (mInstallLock) { 18436 succeeded = clearApplicationUserDataLIF(packageName, userId); 18437 } 18438 clearExternalStorageDataSync(packageName, userId, true); 18439 synchronized (mPackages) { 18440 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18441 packageName, userId); 18442 } 18443 } 18444 if (succeeded) { 18445 // invoke DeviceStorageMonitor's update method to clear any notifications 18446 DeviceStorageMonitorInternal dsm = LocalServices 18447 .getService(DeviceStorageMonitorInternal.class); 18448 if (dsm != null) { 18449 dsm.checkMemory(); 18450 } 18451 } 18452 if(observer != null) { 18453 try { 18454 observer.onRemoveCompleted(packageName, succeeded); 18455 } catch (RemoteException e) { 18456 Log.i(TAG, "Observer no longer exists."); 18457 } 18458 } //end if observer 18459 } //end run 18460 }); 18461 } 18462 18463 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18464 if (packageName == null) { 18465 Slog.w(TAG, "Attempt to delete null packageName."); 18466 return false; 18467 } 18468 18469 // Try finding details about the requested package 18470 PackageParser.Package pkg; 18471 synchronized (mPackages) { 18472 pkg = mPackages.get(packageName); 18473 if (pkg == null) { 18474 final PackageSetting ps = mSettings.mPackages.get(packageName); 18475 if (ps != null) { 18476 pkg = ps.pkg; 18477 } 18478 } 18479 18480 if (pkg == null) { 18481 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18482 return false; 18483 } 18484 18485 PackageSetting ps = (PackageSetting) pkg.mExtras; 18486 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18487 } 18488 18489 clearAppDataLIF(pkg, userId, 18490 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18491 18492 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18493 removeKeystoreDataIfNeeded(userId, appId); 18494 18495 UserManagerInternal umInternal = getUserManagerInternal(); 18496 final int flags; 18497 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18498 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18499 } else if (umInternal.isUserRunning(userId)) { 18500 flags = StorageManager.FLAG_STORAGE_DE; 18501 } else { 18502 flags = 0; 18503 } 18504 prepareAppDataContentsLIF(pkg, userId, flags); 18505 18506 return true; 18507 } 18508 18509 /** 18510 * Reverts user permission state changes (permissions and flags) in 18511 * all packages for a given user. 18512 * 18513 * @param userId The device user for which to do a reset. 18514 */ 18515 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18516 final int packageCount = mPackages.size(); 18517 for (int i = 0; i < packageCount; i++) { 18518 PackageParser.Package pkg = mPackages.valueAt(i); 18519 PackageSetting ps = (PackageSetting) pkg.mExtras; 18520 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18521 } 18522 } 18523 18524 private void resetNetworkPolicies(int userId) { 18525 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18526 } 18527 18528 /** 18529 * Reverts user permission state changes (permissions and flags). 18530 * 18531 * @param ps The package for which to reset. 18532 * @param userId The device user for which to do a reset. 18533 */ 18534 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18535 final PackageSetting ps, final int userId) { 18536 if (ps.pkg == null) { 18537 return; 18538 } 18539 18540 // These are flags that can change base on user actions. 18541 final int userSettableMask = FLAG_PERMISSION_USER_SET 18542 | FLAG_PERMISSION_USER_FIXED 18543 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18544 | FLAG_PERMISSION_REVIEW_REQUIRED; 18545 18546 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18547 | FLAG_PERMISSION_POLICY_FIXED; 18548 18549 boolean writeInstallPermissions = false; 18550 boolean writeRuntimePermissions = false; 18551 18552 final int permissionCount = ps.pkg.requestedPermissions.size(); 18553 for (int i = 0; i < permissionCount; i++) { 18554 String permission = ps.pkg.requestedPermissions.get(i); 18555 18556 BasePermission bp = mSettings.mPermissions.get(permission); 18557 if (bp == null) { 18558 continue; 18559 } 18560 18561 // If shared user we just reset the state to which only this app contributed. 18562 if (ps.sharedUser != null) { 18563 boolean used = false; 18564 final int packageCount = ps.sharedUser.packages.size(); 18565 for (int j = 0; j < packageCount; j++) { 18566 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18567 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18568 && pkg.pkg.requestedPermissions.contains(permission)) { 18569 used = true; 18570 break; 18571 } 18572 } 18573 if (used) { 18574 continue; 18575 } 18576 } 18577 18578 PermissionsState permissionsState = ps.getPermissionsState(); 18579 18580 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18581 18582 // Always clear the user settable flags. 18583 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18584 bp.name) != null; 18585 // If permission review is enabled and this is a legacy app, mark the 18586 // permission as requiring a review as this is the initial state. 18587 int flags = 0; 18588 if (mPermissionReviewRequired 18589 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18590 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18591 } 18592 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18593 if (hasInstallState) { 18594 writeInstallPermissions = true; 18595 } else { 18596 writeRuntimePermissions = true; 18597 } 18598 } 18599 18600 // Below is only runtime permission handling. 18601 if (!bp.isRuntime()) { 18602 continue; 18603 } 18604 18605 // Never clobber system or policy. 18606 if ((oldFlags & policyOrSystemFlags) != 0) { 18607 continue; 18608 } 18609 18610 // If this permission was granted by default, make sure it is. 18611 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18612 if (permissionsState.grantRuntimePermission(bp, userId) 18613 != PERMISSION_OPERATION_FAILURE) { 18614 writeRuntimePermissions = true; 18615 } 18616 // If permission review is enabled the permissions for a legacy apps 18617 // are represented as constantly granted runtime ones, so don't revoke. 18618 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18619 // Otherwise, reset the permission. 18620 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18621 switch (revokeResult) { 18622 case PERMISSION_OPERATION_SUCCESS: 18623 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18624 writeRuntimePermissions = true; 18625 final int appId = ps.appId; 18626 mHandler.post(new Runnable() { 18627 @Override 18628 public void run() { 18629 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18630 } 18631 }); 18632 } break; 18633 } 18634 } 18635 } 18636 18637 // Synchronously write as we are taking permissions away. 18638 if (writeRuntimePermissions) { 18639 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18640 } 18641 18642 // Synchronously write as we are taking permissions away. 18643 if (writeInstallPermissions) { 18644 mSettings.writeLPr(); 18645 } 18646 } 18647 18648 /** 18649 * Remove entries from the keystore daemon. Will only remove it if the 18650 * {@code appId} is valid. 18651 */ 18652 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18653 if (appId < 0) { 18654 return; 18655 } 18656 18657 final KeyStore keyStore = KeyStore.getInstance(); 18658 if (keyStore != null) { 18659 if (userId == UserHandle.USER_ALL) { 18660 for (final int individual : sUserManager.getUserIds()) { 18661 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18662 } 18663 } else { 18664 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18665 } 18666 } else { 18667 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18668 } 18669 } 18670 18671 @Override 18672 public void deleteApplicationCacheFiles(final String packageName, 18673 final IPackageDataObserver observer) { 18674 final int userId = UserHandle.getCallingUserId(); 18675 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18676 } 18677 18678 @Override 18679 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18680 final IPackageDataObserver observer) { 18681 mContext.enforceCallingOrSelfPermission( 18682 android.Manifest.permission.DELETE_CACHE_FILES, null); 18683 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18684 /* requireFullPermission= */ true, /* checkShell= */ false, 18685 "delete application cache files"); 18686 18687 final PackageParser.Package pkg; 18688 synchronized (mPackages) { 18689 pkg = mPackages.get(packageName); 18690 } 18691 18692 // Queue up an async operation since the package deletion may take a little while. 18693 mHandler.post(new Runnable() { 18694 public void run() { 18695 synchronized (mInstallLock) { 18696 final int flags = StorageManager.FLAG_STORAGE_DE 18697 | StorageManager.FLAG_STORAGE_CE; 18698 // We're only clearing cache files, so we don't care if the 18699 // app is unfrozen and still able to run 18700 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18701 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18702 } 18703 clearExternalStorageDataSync(packageName, userId, false); 18704 if (observer != null) { 18705 try { 18706 observer.onRemoveCompleted(packageName, true); 18707 } catch (RemoteException e) { 18708 Log.i(TAG, "Observer no longer exists."); 18709 } 18710 } 18711 } 18712 }); 18713 } 18714 18715 @Override 18716 public void getPackageSizeInfo(final String packageName, int userHandle, 18717 final IPackageStatsObserver observer) { 18718 throw new UnsupportedOperationException( 18719 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18720 } 18721 18722 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18723 final PackageSetting ps; 18724 synchronized (mPackages) { 18725 ps = mSettings.mPackages.get(packageName); 18726 if (ps == null) { 18727 Slog.w(TAG, "Failed to find settings for " + packageName); 18728 return false; 18729 } 18730 } 18731 18732 final String[] packageNames = { packageName }; 18733 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18734 final String[] codePaths = { ps.codePathString }; 18735 18736 try { 18737 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18738 ps.appId, ceDataInodes, codePaths, stats); 18739 18740 // For now, ignore code size of packages on system partition 18741 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18742 stats.codeSize = 0; 18743 } 18744 18745 // External clients expect these to be tracked separately 18746 stats.dataSize -= stats.cacheSize; 18747 18748 } catch (InstallerException e) { 18749 Slog.w(TAG, String.valueOf(e)); 18750 return false; 18751 } 18752 18753 return true; 18754 } 18755 18756 private int getUidTargetSdkVersionLockedLPr(int uid) { 18757 Object obj = mSettings.getUserIdLPr(uid); 18758 if (obj instanceof SharedUserSetting) { 18759 final SharedUserSetting sus = (SharedUserSetting) obj; 18760 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18761 final Iterator<PackageSetting> it = sus.packages.iterator(); 18762 while (it.hasNext()) { 18763 final PackageSetting ps = it.next(); 18764 if (ps.pkg != null) { 18765 int v = ps.pkg.applicationInfo.targetSdkVersion; 18766 if (v < vers) vers = v; 18767 } 18768 } 18769 return vers; 18770 } else if (obj instanceof PackageSetting) { 18771 final PackageSetting ps = (PackageSetting) obj; 18772 if (ps.pkg != null) { 18773 return ps.pkg.applicationInfo.targetSdkVersion; 18774 } 18775 } 18776 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18777 } 18778 18779 @Override 18780 public void addPreferredActivity(IntentFilter filter, int match, 18781 ComponentName[] set, ComponentName activity, int userId) { 18782 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18783 "Adding preferred"); 18784 } 18785 18786 private void addPreferredActivityInternal(IntentFilter filter, int match, 18787 ComponentName[] set, ComponentName activity, boolean always, int userId, 18788 String opname) { 18789 // writer 18790 int callingUid = Binder.getCallingUid(); 18791 enforceCrossUserPermission(callingUid, userId, 18792 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18793 if (filter.countActions() == 0) { 18794 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18795 return; 18796 } 18797 synchronized (mPackages) { 18798 if (mContext.checkCallingOrSelfPermission( 18799 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18800 != PackageManager.PERMISSION_GRANTED) { 18801 if (getUidTargetSdkVersionLockedLPr(callingUid) 18802 < Build.VERSION_CODES.FROYO) { 18803 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18804 + callingUid); 18805 return; 18806 } 18807 mContext.enforceCallingOrSelfPermission( 18808 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18809 } 18810 18811 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18812 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18813 + userId + ":"); 18814 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18815 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18816 scheduleWritePackageRestrictionsLocked(userId); 18817 postPreferredActivityChangedBroadcast(userId); 18818 } 18819 } 18820 18821 private void postPreferredActivityChangedBroadcast(int userId) { 18822 mHandler.post(() -> { 18823 final IActivityManager am = ActivityManager.getService(); 18824 if (am == null) { 18825 return; 18826 } 18827 18828 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18829 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18830 try { 18831 am.broadcastIntent(null, intent, null, null, 18832 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18833 null, false, false, userId); 18834 } catch (RemoteException e) { 18835 } 18836 }); 18837 } 18838 18839 @Override 18840 public void replacePreferredActivity(IntentFilter filter, int match, 18841 ComponentName[] set, ComponentName activity, int userId) { 18842 if (filter.countActions() != 1) { 18843 throw new IllegalArgumentException( 18844 "replacePreferredActivity expects filter to have only 1 action."); 18845 } 18846 if (filter.countDataAuthorities() != 0 18847 || filter.countDataPaths() != 0 18848 || filter.countDataSchemes() > 1 18849 || filter.countDataTypes() != 0) { 18850 throw new IllegalArgumentException( 18851 "replacePreferredActivity expects filter to have no data authorities, " + 18852 "paths, or types; and at most one scheme."); 18853 } 18854 18855 final int callingUid = Binder.getCallingUid(); 18856 enforceCrossUserPermission(callingUid, userId, 18857 true /* requireFullPermission */, false /* checkShell */, 18858 "replace preferred activity"); 18859 synchronized (mPackages) { 18860 if (mContext.checkCallingOrSelfPermission( 18861 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18862 != PackageManager.PERMISSION_GRANTED) { 18863 if (getUidTargetSdkVersionLockedLPr(callingUid) 18864 < Build.VERSION_CODES.FROYO) { 18865 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18866 + Binder.getCallingUid()); 18867 return; 18868 } 18869 mContext.enforceCallingOrSelfPermission( 18870 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18871 } 18872 18873 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18874 if (pir != null) { 18875 // Get all of the existing entries that exactly match this filter. 18876 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18877 if (existing != null && existing.size() == 1) { 18878 PreferredActivity cur = existing.get(0); 18879 if (DEBUG_PREFERRED) { 18880 Slog.i(TAG, "Checking replace of preferred:"); 18881 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18882 if (!cur.mPref.mAlways) { 18883 Slog.i(TAG, " -- CUR; not mAlways!"); 18884 } else { 18885 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18886 Slog.i(TAG, " -- CUR: mSet=" 18887 + Arrays.toString(cur.mPref.mSetComponents)); 18888 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18889 Slog.i(TAG, " -- NEW: mMatch=" 18890 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18891 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18892 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18893 } 18894 } 18895 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18896 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18897 && cur.mPref.sameSet(set)) { 18898 // Setting the preferred activity to what it happens to be already 18899 if (DEBUG_PREFERRED) { 18900 Slog.i(TAG, "Replacing with same preferred activity " 18901 + cur.mPref.mShortComponent + " for user " 18902 + userId + ":"); 18903 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18904 } 18905 return; 18906 } 18907 } 18908 18909 if (existing != null) { 18910 if (DEBUG_PREFERRED) { 18911 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18912 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18913 } 18914 for (int i = 0; i < existing.size(); i++) { 18915 PreferredActivity pa = existing.get(i); 18916 if (DEBUG_PREFERRED) { 18917 Slog.i(TAG, "Removing existing preferred activity " 18918 + pa.mPref.mComponent + ":"); 18919 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18920 } 18921 pir.removeFilter(pa); 18922 } 18923 } 18924 } 18925 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18926 "Replacing preferred"); 18927 } 18928 } 18929 18930 @Override 18931 public void clearPackagePreferredActivities(String packageName) { 18932 final int uid = Binder.getCallingUid(); 18933 // writer 18934 synchronized (mPackages) { 18935 PackageParser.Package pkg = mPackages.get(packageName); 18936 if (pkg == null || pkg.applicationInfo.uid != uid) { 18937 if (mContext.checkCallingOrSelfPermission( 18938 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18939 != PackageManager.PERMISSION_GRANTED) { 18940 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18941 < Build.VERSION_CODES.FROYO) { 18942 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18943 + Binder.getCallingUid()); 18944 return; 18945 } 18946 mContext.enforceCallingOrSelfPermission( 18947 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18948 } 18949 } 18950 18951 int user = UserHandle.getCallingUserId(); 18952 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18953 scheduleWritePackageRestrictionsLocked(user); 18954 } 18955 } 18956 } 18957 18958 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18959 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18960 ArrayList<PreferredActivity> removed = null; 18961 boolean changed = false; 18962 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18963 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18964 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18965 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18966 continue; 18967 } 18968 Iterator<PreferredActivity> it = pir.filterIterator(); 18969 while (it.hasNext()) { 18970 PreferredActivity pa = it.next(); 18971 // Mark entry for removal only if it matches the package name 18972 // and the entry is of type "always". 18973 if (packageName == null || 18974 (pa.mPref.mComponent.getPackageName().equals(packageName) 18975 && pa.mPref.mAlways)) { 18976 if (removed == null) { 18977 removed = new ArrayList<PreferredActivity>(); 18978 } 18979 removed.add(pa); 18980 } 18981 } 18982 if (removed != null) { 18983 for (int j=0; j<removed.size(); j++) { 18984 PreferredActivity pa = removed.get(j); 18985 pir.removeFilter(pa); 18986 } 18987 changed = true; 18988 } 18989 } 18990 if (changed) { 18991 postPreferredActivityChangedBroadcast(userId); 18992 } 18993 return changed; 18994 } 18995 18996 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18997 private void clearIntentFilterVerificationsLPw(int userId) { 18998 final int packageCount = mPackages.size(); 18999 for (int i = 0; i < packageCount; i++) { 19000 PackageParser.Package pkg = mPackages.valueAt(i); 19001 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19002 } 19003 } 19004 19005 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19006 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19007 if (userId == UserHandle.USER_ALL) { 19008 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19009 sUserManager.getUserIds())) { 19010 for (int oneUserId : sUserManager.getUserIds()) { 19011 scheduleWritePackageRestrictionsLocked(oneUserId); 19012 } 19013 } 19014 } else { 19015 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19016 scheduleWritePackageRestrictionsLocked(userId); 19017 } 19018 } 19019 } 19020 19021 void clearDefaultBrowserIfNeeded(String packageName) { 19022 for (int oneUserId : sUserManager.getUserIds()) { 19023 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19024 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19025 if (packageName.equals(defaultBrowserPackageName)) { 19026 setDefaultBrowserPackageName(null, oneUserId); 19027 } 19028 } 19029 } 19030 19031 @Override 19032 public void resetApplicationPreferences(int userId) { 19033 mContext.enforceCallingOrSelfPermission( 19034 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19035 final long identity = Binder.clearCallingIdentity(); 19036 // writer 19037 try { 19038 synchronized (mPackages) { 19039 clearPackagePreferredActivitiesLPw(null, userId); 19040 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19041 // TODO: We have to reset the default SMS and Phone. This requires 19042 // significant refactoring to keep all default apps in the package 19043 // manager (cleaner but more work) or have the services provide 19044 // callbacks to the package manager to request a default app reset. 19045 applyFactoryDefaultBrowserLPw(userId); 19046 clearIntentFilterVerificationsLPw(userId); 19047 primeDomainVerificationsLPw(userId); 19048 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19049 scheduleWritePackageRestrictionsLocked(userId); 19050 } 19051 resetNetworkPolicies(userId); 19052 } finally { 19053 Binder.restoreCallingIdentity(identity); 19054 } 19055 } 19056 19057 @Override 19058 public int getPreferredActivities(List<IntentFilter> outFilters, 19059 List<ComponentName> outActivities, String packageName) { 19060 19061 int num = 0; 19062 final int userId = UserHandle.getCallingUserId(); 19063 // reader 19064 synchronized (mPackages) { 19065 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19066 if (pir != null) { 19067 final Iterator<PreferredActivity> it = pir.filterIterator(); 19068 while (it.hasNext()) { 19069 final PreferredActivity pa = it.next(); 19070 if (packageName == null 19071 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19072 && pa.mPref.mAlways)) { 19073 if (outFilters != null) { 19074 outFilters.add(new IntentFilter(pa)); 19075 } 19076 if (outActivities != null) { 19077 outActivities.add(pa.mPref.mComponent); 19078 } 19079 } 19080 } 19081 } 19082 } 19083 19084 return num; 19085 } 19086 19087 @Override 19088 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19089 int userId) { 19090 int callingUid = Binder.getCallingUid(); 19091 if (callingUid != Process.SYSTEM_UID) { 19092 throw new SecurityException( 19093 "addPersistentPreferredActivity can only be run by the system"); 19094 } 19095 if (filter.countActions() == 0) { 19096 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19097 return; 19098 } 19099 synchronized (mPackages) { 19100 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19101 ":"); 19102 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19103 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19104 new PersistentPreferredActivity(filter, activity)); 19105 scheduleWritePackageRestrictionsLocked(userId); 19106 postPreferredActivityChangedBroadcast(userId); 19107 } 19108 } 19109 19110 @Override 19111 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19112 int callingUid = Binder.getCallingUid(); 19113 if (callingUid != Process.SYSTEM_UID) { 19114 throw new SecurityException( 19115 "clearPackagePersistentPreferredActivities can only be run by the system"); 19116 } 19117 ArrayList<PersistentPreferredActivity> removed = null; 19118 boolean changed = false; 19119 synchronized (mPackages) { 19120 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19121 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19122 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19123 .valueAt(i); 19124 if (userId != thisUserId) { 19125 continue; 19126 } 19127 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19128 while (it.hasNext()) { 19129 PersistentPreferredActivity ppa = it.next(); 19130 // Mark entry for removal only if it matches the package name. 19131 if (ppa.mComponent.getPackageName().equals(packageName)) { 19132 if (removed == null) { 19133 removed = new ArrayList<PersistentPreferredActivity>(); 19134 } 19135 removed.add(ppa); 19136 } 19137 } 19138 if (removed != null) { 19139 for (int j=0; j<removed.size(); j++) { 19140 PersistentPreferredActivity ppa = removed.get(j); 19141 ppir.removeFilter(ppa); 19142 } 19143 changed = true; 19144 } 19145 } 19146 19147 if (changed) { 19148 scheduleWritePackageRestrictionsLocked(userId); 19149 postPreferredActivityChangedBroadcast(userId); 19150 } 19151 } 19152 } 19153 19154 /** 19155 * Common machinery for picking apart a restored XML blob and passing 19156 * it to a caller-supplied functor to be applied to the running system. 19157 */ 19158 private void restoreFromXml(XmlPullParser parser, int userId, 19159 String expectedStartTag, BlobXmlRestorer functor) 19160 throws IOException, XmlPullParserException { 19161 int type; 19162 while ((type = parser.next()) != XmlPullParser.START_TAG 19163 && type != XmlPullParser.END_DOCUMENT) { 19164 } 19165 if (type != XmlPullParser.START_TAG) { 19166 // oops didn't find a start tag?! 19167 if (DEBUG_BACKUP) { 19168 Slog.e(TAG, "Didn't find start tag during restore"); 19169 } 19170 return; 19171 } 19172Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19173 // this is supposed to be TAG_PREFERRED_BACKUP 19174 if (!expectedStartTag.equals(parser.getName())) { 19175 if (DEBUG_BACKUP) { 19176 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19177 } 19178 return; 19179 } 19180 19181 // skip interfering stuff, then we're aligned with the backing implementation 19182 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19183Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19184 functor.apply(parser, userId); 19185 } 19186 19187 private interface BlobXmlRestorer { 19188 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19189 } 19190 19191 /** 19192 * Non-Binder method, support for the backup/restore mechanism: write the 19193 * full set of preferred activities in its canonical XML format. Returns the 19194 * XML output as a byte array, or null if there is none. 19195 */ 19196 @Override 19197 public byte[] getPreferredActivityBackup(int userId) { 19198 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19199 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19200 } 19201 19202 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19203 try { 19204 final XmlSerializer serializer = new FastXmlSerializer(); 19205 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19206 serializer.startDocument(null, true); 19207 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19208 19209 synchronized (mPackages) { 19210 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19211 } 19212 19213 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19214 serializer.endDocument(); 19215 serializer.flush(); 19216 } catch (Exception e) { 19217 if (DEBUG_BACKUP) { 19218 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19219 } 19220 return null; 19221 } 19222 19223 return dataStream.toByteArray(); 19224 } 19225 19226 @Override 19227 public void restorePreferredActivities(byte[] backup, int userId) { 19228 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19229 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19230 } 19231 19232 try { 19233 final XmlPullParser parser = Xml.newPullParser(); 19234 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19235 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19236 new BlobXmlRestorer() { 19237 @Override 19238 public void apply(XmlPullParser parser, int userId) 19239 throws XmlPullParserException, IOException { 19240 synchronized (mPackages) { 19241 mSettings.readPreferredActivitiesLPw(parser, userId); 19242 } 19243 } 19244 } ); 19245 } catch (Exception e) { 19246 if (DEBUG_BACKUP) { 19247 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19248 } 19249 } 19250 } 19251 19252 /** 19253 * Non-Binder method, support for the backup/restore mechanism: write the 19254 * default browser (etc) settings in its canonical XML format. Returns the default 19255 * browser XML representation as a byte array, or null if there is none. 19256 */ 19257 @Override 19258 public byte[] getDefaultAppsBackup(int userId) { 19259 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19260 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19261 } 19262 19263 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19264 try { 19265 final XmlSerializer serializer = new FastXmlSerializer(); 19266 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19267 serializer.startDocument(null, true); 19268 serializer.startTag(null, TAG_DEFAULT_APPS); 19269 19270 synchronized (mPackages) { 19271 mSettings.writeDefaultAppsLPr(serializer, userId); 19272 } 19273 19274 serializer.endTag(null, TAG_DEFAULT_APPS); 19275 serializer.endDocument(); 19276 serializer.flush(); 19277 } catch (Exception e) { 19278 if (DEBUG_BACKUP) { 19279 Slog.e(TAG, "Unable to write default apps for backup", e); 19280 } 19281 return null; 19282 } 19283 19284 return dataStream.toByteArray(); 19285 } 19286 19287 @Override 19288 public void restoreDefaultApps(byte[] backup, int userId) { 19289 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19290 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19291 } 19292 19293 try { 19294 final XmlPullParser parser = Xml.newPullParser(); 19295 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19296 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19297 new BlobXmlRestorer() { 19298 @Override 19299 public void apply(XmlPullParser parser, int userId) 19300 throws XmlPullParserException, IOException { 19301 synchronized (mPackages) { 19302 mSettings.readDefaultAppsLPw(parser, userId); 19303 } 19304 } 19305 } ); 19306 } catch (Exception e) { 19307 if (DEBUG_BACKUP) { 19308 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19309 } 19310 } 19311 } 19312 19313 @Override 19314 public byte[] getIntentFilterVerificationBackup(int userId) { 19315 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19316 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19317 } 19318 19319 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19320 try { 19321 final XmlSerializer serializer = new FastXmlSerializer(); 19322 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19323 serializer.startDocument(null, true); 19324 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19325 19326 synchronized (mPackages) { 19327 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19328 } 19329 19330 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19331 serializer.endDocument(); 19332 serializer.flush(); 19333 } catch (Exception e) { 19334 if (DEBUG_BACKUP) { 19335 Slog.e(TAG, "Unable to write default apps for backup", e); 19336 } 19337 return null; 19338 } 19339 19340 return dataStream.toByteArray(); 19341 } 19342 19343 @Override 19344 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19345 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19346 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19347 } 19348 19349 try { 19350 final XmlPullParser parser = Xml.newPullParser(); 19351 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19352 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19353 new BlobXmlRestorer() { 19354 @Override 19355 public void apply(XmlPullParser parser, int userId) 19356 throws XmlPullParserException, IOException { 19357 synchronized (mPackages) { 19358 mSettings.readAllDomainVerificationsLPr(parser, userId); 19359 mSettings.writeLPr(); 19360 } 19361 } 19362 } ); 19363 } catch (Exception e) { 19364 if (DEBUG_BACKUP) { 19365 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19366 } 19367 } 19368 } 19369 19370 @Override 19371 public byte[] getPermissionGrantBackup(int userId) { 19372 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19373 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19374 } 19375 19376 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19377 try { 19378 final XmlSerializer serializer = new FastXmlSerializer(); 19379 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19380 serializer.startDocument(null, true); 19381 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19382 19383 synchronized (mPackages) { 19384 serializeRuntimePermissionGrantsLPr(serializer, userId); 19385 } 19386 19387 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19388 serializer.endDocument(); 19389 serializer.flush(); 19390 } catch (Exception e) { 19391 if (DEBUG_BACKUP) { 19392 Slog.e(TAG, "Unable to write default apps for backup", e); 19393 } 19394 return null; 19395 } 19396 19397 return dataStream.toByteArray(); 19398 } 19399 19400 @Override 19401 public void restorePermissionGrants(byte[] backup, int userId) { 19402 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19403 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19404 } 19405 19406 try { 19407 final XmlPullParser parser = Xml.newPullParser(); 19408 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19409 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19410 new BlobXmlRestorer() { 19411 @Override 19412 public void apply(XmlPullParser parser, int userId) 19413 throws XmlPullParserException, IOException { 19414 synchronized (mPackages) { 19415 processRestoredPermissionGrantsLPr(parser, userId); 19416 } 19417 } 19418 } ); 19419 } catch (Exception e) { 19420 if (DEBUG_BACKUP) { 19421 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19422 } 19423 } 19424 } 19425 19426 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19427 throws IOException { 19428 serializer.startTag(null, TAG_ALL_GRANTS); 19429 19430 final int N = mSettings.mPackages.size(); 19431 for (int i = 0; i < N; i++) { 19432 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19433 boolean pkgGrantsKnown = false; 19434 19435 PermissionsState packagePerms = ps.getPermissionsState(); 19436 19437 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19438 final int grantFlags = state.getFlags(); 19439 // only look at grants that are not system/policy fixed 19440 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19441 final boolean isGranted = state.isGranted(); 19442 // And only back up the user-twiddled state bits 19443 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19444 final String packageName = mSettings.mPackages.keyAt(i); 19445 if (!pkgGrantsKnown) { 19446 serializer.startTag(null, TAG_GRANT); 19447 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19448 pkgGrantsKnown = true; 19449 } 19450 19451 final boolean userSet = 19452 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19453 final boolean userFixed = 19454 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19455 final boolean revoke = 19456 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19457 19458 serializer.startTag(null, TAG_PERMISSION); 19459 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19460 if (isGranted) { 19461 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19462 } 19463 if (userSet) { 19464 serializer.attribute(null, ATTR_USER_SET, "true"); 19465 } 19466 if (userFixed) { 19467 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19468 } 19469 if (revoke) { 19470 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19471 } 19472 serializer.endTag(null, TAG_PERMISSION); 19473 } 19474 } 19475 } 19476 19477 if (pkgGrantsKnown) { 19478 serializer.endTag(null, TAG_GRANT); 19479 } 19480 } 19481 19482 serializer.endTag(null, TAG_ALL_GRANTS); 19483 } 19484 19485 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19486 throws XmlPullParserException, IOException { 19487 String pkgName = null; 19488 int outerDepth = parser.getDepth(); 19489 int type; 19490 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19491 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19492 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19493 continue; 19494 } 19495 19496 final String tagName = parser.getName(); 19497 if (tagName.equals(TAG_GRANT)) { 19498 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19499 if (DEBUG_BACKUP) { 19500 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19501 } 19502 } else if (tagName.equals(TAG_PERMISSION)) { 19503 19504 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19505 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19506 19507 int newFlagSet = 0; 19508 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19509 newFlagSet |= FLAG_PERMISSION_USER_SET; 19510 } 19511 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19512 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19513 } 19514 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19515 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19516 } 19517 if (DEBUG_BACKUP) { 19518 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19519 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19520 } 19521 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19522 if (ps != null) { 19523 // Already installed so we apply the grant immediately 19524 if (DEBUG_BACKUP) { 19525 Slog.v(TAG, " + already installed; applying"); 19526 } 19527 PermissionsState perms = ps.getPermissionsState(); 19528 BasePermission bp = mSettings.mPermissions.get(permName); 19529 if (bp != null) { 19530 if (isGranted) { 19531 perms.grantRuntimePermission(bp, userId); 19532 } 19533 if (newFlagSet != 0) { 19534 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19535 } 19536 } 19537 } else { 19538 // Need to wait for post-restore install to apply the grant 19539 if (DEBUG_BACKUP) { 19540 Slog.v(TAG, " - not yet installed; saving for later"); 19541 } 19542 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19543 isGranted, newFlagSet, userId); 19544 } 19545 } else { 19546 PackageManagerService.reportSettingsProblem(Log.WARN, 19547 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19548 XmlUtils.skipCurrentTag(parser); 19549 } 19550 } 19551 19552 scheduleWriteSettingsLocked(); 19553 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19554 } 19555 19556 @Override 19557 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19558 int sourceUserId, int targetUserId, int flags) { 19559 mContext.enforceCallingOrSelfPermission( 19560 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19561 int callingUid = Binder.getCallingUid(); 19562 enforceOwnerRights(ownerPackage, callingUid); 19563 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19564 if (intentFilter.countActions() == 0) { 19565 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19566 return; 19567 } 19568 synchronized (mPackages) { 19569 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19570 ownerPackage, targetUserId, flags); 19571 CrossProfileIntentResolver resolver = 19572 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19573 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19574 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19575 if (existing != null) { 19576 int size = existing.size(); 19577 for (int i = 0; i < size; i++) { 19578 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19579 return; 19580 } 19581 } 19582 } 19583 resolver.addFilter(newFilter); 19584 scheduleWritePackageRestrictionsLocked(sourceUserId); 19585 } 19586 } 19587 19588 @Override 19589 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19590 mContext.enforceCallingOrSelfPermission( 19591 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19592 int callingUid = Binder.getCallingUid(); 19593 enforceOwnerRights(ownerPackage, callingUid); 19594 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19595 synchronized (mPackages) { 19596 CrossProfileIntentResolver resolver = 19597 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19598 ArraySet<CrossProfileIntentFilter> set = 19599 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19600 for (CrossProfileIntentFilter filter : set) { 19601 if (filter.getOwnerPackage().equals(ownerPackage)) { 19602 resolver.removeFilter(filter); 19603 } 19604 } 19605 scheduleWritePackageRestrictionsLocked(sourceUserId); 19606 } 19607 } 19608 19609 // Enforcing that callingUid is owning pkg on userId 19610 private void enforceOwnerRights(String pkg, int callingUid) { 19611 // The system owns everything. 19612 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19613 return; 19614 } 19615 int callingUserId = UserHandle.getUserId(callingUid); 19616 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19617 if (pi == null) { 19618 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19619 + callingUserId); 19620 } 19621 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19622 throw new SecurityException("Calling uid " + callingUid 19623 + " does not own package " + pkg); 19624 } 19625 } 19626 19627 @Override 19628 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19629 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19630 } 19631 19632 /** 19633 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19634 * then reports the most likely home activity or null if there are more than one. 19635 */ 19636 public ComponentName getDefaultHomeActivity(int userId) { 19637 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19638 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19639 if (cn != null) { 19640 return cn; 19641 } 19642 19643 // Find the launcher with the highest priority and return that component if there are no 19644 // other home activity with the same priority. 19645 int lastPriority = Integer.MIN_VALUE; 19646 ComponentName lastComponent = null; 19647 final int size = allHomeCandidates.size(); 19648 for (int i = 0; i < size; i++) { 19649 final ResolveInfo ri = allHomeCandidates.get(i); 19650 if (ri.priority > lastPriority) { 19651 lastComponent = ri.activityInfo.getComponentName(); 19652 lastPriority = ri.priority; 19653 } else if (ri.priority == lastPriority) { 19654 // Two components found with same priority. 19655 lastComponent = null; 19656 } 19657 } 19658 return lastComponent; 19659 } 19660 19661 private Intent getHomeIntent() { 19662 Intent intent = new Intent(Intent.ACTION_MAIN); 19663 intent.addCategory(Intent.CATEGORY_HOME); 19664 intent.addCategory(Intent.CATEGORY_DEFAULT); 19665 return intent; 19666 } 19667 19668 private IntentFilter getHomeFilter() { 19669 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19670 filter.addCategory(Intent.CATEGORY_HOME); 19671 filter.addCategory(Intent.CATEGORY_DEFAULT); 19672 return filter; 19673 } 19674 19675 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19676 int userId) { 19677 Intent intent = getHomeIntent(); 19678 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19679 PackageManager.GET_META_DATA, userId); 19680 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19681 true, false, false, userId); 19682 19683 allHomeCandidates.clear(); 19684 if (list != null) { 19685 for (ResolveInfo ri : list) { 19686 allHomeCandidates.add(ri); 19687 } 19688 } 19689 return (preferred == null || preferred.activityInfo == null) 19690 ? null 19691 : new ComponentName(preferred.activityInfo.packageName, 19692 preferred.activityInfo.name); 19693 } 19694 19695 @Override 19696 public void setHomeActivity(ComponentName comp, int userId) { 19697 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19698 getHomeActivitiesAsUser(homeActivities, userId); 19699 19700 boolean found = false; 19701 19702 final int size = homeActivities.size(); 19703 final ComponentName[] set = new ComponentName[size]; 19704 for (int i = 0; i < size; i++) { 19705 final ResolveInfo candidate = homeActivities.get(i); 19706 final ActivityInfo info = candidate.activityInfo; 19707 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19708 set[i] = activityName; 19709 if (!found && activityName.equals(comp)) { 19710 found = true; 19711 } 19712 } 19713 if (!found) { 19714 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19715 + userId); 19716 } 19717 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19718 set, comp, userId); 19719 } 19720 19721 private @Nullable String getSetupWizardPackageName() { 19722 final Intent intent = new Intent(Intent.ACTION_MAIN); 19723 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19724 19725 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19726 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19727 | MATCH_DISABLED_COMPONENTS, 19728 UserHandle.myUserId()); 19729 if (matches.size() == 1) { 19730 return matches.get(0).getComponentInfo().packageName; 19731 } else { 19732 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19733 + ": matches=" + matches); 19734 return null; 19735 } 19736 } 19737 19738 private @Nullable String getStorageManagerPackageName() { 19739 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19740 19741 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19742 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19743 | MATCH_DISABLED_COMPONENTS, 19744 UserHandle.myUserId()); 19745 if (matches.size() == 1) { 19746 return matches.get(0).getComponentInfo().packageName; 19747 } else { 19748 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19749 + matches.size() + ": matches=" + matches); 19750 return null; 19751 } 19752 } 19753 19754 @Override 19755 public void setApplicationEnabledSetting(String appPackageName, 19756 int newState, int flags, int userId, String callingPackage) { 19757 if (!sUserManager.exists(userId)) return; 19758 if (callingPackage == null) { 19759 callingPackage = Integer.toString(Binder.getCallingUid()); 19760 } 19761 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19762 } 19763 19764 @Override 19765 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19766 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19767 synchronized (mPackages) { 19768 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19769 if (pkgSetting != null) { 19770 pkgSetting.setUpdateAvailable(updateAvailable); 19771 } 19772 } 19773 } 19774 19775 @Override 19776 public void setComponentEnabledSetting(ComponentName componentName, 19777 int newState, int flags, int userId) { 19778 if (!sUserManager.exists(userId)) return; 19779 setEnabledSetting(componentName.getPackageName(), 19780 componentName.getClassName(), newState, flags, userId, null); 19781 } 19782 19783 private void setEnabledSetting(final String packageName, String className, int newState, 19784 final int flags, int userId, String callingPackage) { 19785 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19786 || newState == COMPONENT_ENABLED_STATE_ENABLED 19787 || newState == COMPONENT_ENABLED_STATE_DISABLED 19788 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19789 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19790 throw new IllegalArgumentException("Invalid new component state: " 19791 + newState); 19792 } 19793 PackageSetting pkgSetting; 19794 final int uid = Binder.getCallingUid(); 19795 final int permission; 19796 if (uid == Process.SYSTEM_UID) { 19797 permission = PackageManager.PERMISSION_GRANTED; 19798 } else { 19799 permission = mContext.checkCallingOrSelfPermission( 19800 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19801 } 19802 enforceCrossUserPermission(uid, userId, 19803 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19804 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19805 boolean sendNow = false; 19806 boolean isApp = (className == null); 19807 String componentName = isApp ? packageName : className; 19808 int packageUid = -1; 19809 ArrayList<String> components; 19810 19811 // writer 19812 synchronized (mPackages) { 19813 pkgSetting = mSettings.mPackages.get(packageName); 19814 if (pkgSetting == null) { 19815 if (className == null) { 19816 throw new IllegalArgumentException("Unknown package: " + packageName); 19817 } 19818 throw new IllegalArgumentException( 19819 "Unknown component: " + packageName + "/" + className); 19820 } 19821 } 19822 19823 // Limit who can change which apps 19824 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19825 // Don't allow apps that don't have permission to modify other apps 19826 if (!allowedByPermission) { 19827 throw new SecurityException( 19828 "Permission Denial: attempt to change component state from pid=" 19829 + Binder.getCallingPid() 19830 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19831 } 19832 // Don't allow changing protected packages. 19833 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19834 throw new SecurityException("Cannot disable a protected package: " + packageName); 19835 } 19836 } 19837 19838 synchronized (mPackages) { 19839 if (uid == Process.SHELL_UID 19840 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19841 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19842 // unless it is a test package. 19843 int oldState = pkgSetting.getEnabled(userId); 19844 if (className == null 19845 && 19846 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19847 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19848 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19849 && 19850 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19851 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19852 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19853 // ok 19854 } else { 19855 throw new SecurityException( 19856 "Shell cannot change component state for " + packageName + "/" 19857 + className + " to " + newState); 19858 } 19859 } 19860 if (className == null) { 19861 // We're dealing with an application/package level state change 19862 if (pkgSetting.getEnabled(userId) == newState) { 19863 // Nothing to do 19864 return; 19865 } 19866 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19867 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19868 // Don't care about who enables an app. 19869 callingPackage = null; 19870 } 19871 pkgSetting.setEnabled(newState, userId, callingPackage); 19872 // pkgSetting.pkg.mSetEnabled = newState; 19873 } else { 19874 // We're dealing with a component level state change 19875 // First, verify that this is a valid class name. 19876 PackageParser.Package pkg = pkgSetting.pkg; 19877 if (pkg == null || !pkg.hasComponentClassName(className)) { 19878 if (pkg != null && 19879 pkg.applicationInfo.targetSdkVersion >= 19880 Build.VERSION_CODES.JELLY_BEAN) { 19881 throw new IllegalArgumentException("Component class " + className 19882 + " does not exist in " + packageName); 19883 } else { 19884 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19885 + className + " does not exist in " + packageName); 19886 } 19887 } 19888 switch (newState) { 19889 case COMPONENT_ENABLED_STATE_ENABLED: 19890 if (!pkgSetting.enableComponentLPw(className, userId)) { 19891 return; 19892 } 19893 break; 19894 case COMPONENT_ENABLED_STATE_DISABLED: 19895 if (!pkgSetting.disableComponentLPw(className, userId)) { 19896 return; 19897 } 19898 break; 19899 case COMPONENT_ENABLED_STATE_DEFAULT: 19900 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19901 return; 19902 } 19903 break; 19904 default: 19905 Slog.e(TAG, "Invalid new component state: " + newState); 19906 return; 19907 } 19908 } 19909 scheduleWritePackageRestrictionsLocked(userId); 19910 updateSequenceNumberLP(packageName, new int[] { userId }); 19911 final long callingId = Binder.clearCallingIdentity(); 19912 try { 19913 updateInstantAppInstallerLocked(); 19914 } finally { 19915 Binder.restoreCallingIdentity(callingId); 19916 } 19917 components = mPendingBroadcasts.get(userId, packageName); 19918 final boolean newPackage = components == null; 19919 if (newPackage) { 19920 components = new ArrayList<String>(); 19921 } 19922 if (!components.contains(componentName)) { 19923 components.add(componentName); 19924 } 19925 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19926 sendNow = true; 19927 // Purge entry from pending broadcast list if another one exists already 19928 // since we are sending one right away. 19929 mPendingBroadcasts.remove(userId, packageName); 19930 } else { 19931 if (newPackage) { 19932 mPendingBroadcasts.put(userId, packageName, components); 19933 } 19934 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19935 // Schedule a message 19936 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19937 } 19938 } 19939 } 19940 19941 long callingId = Binder.clearCallingIdentity(); 19942 try { 19943 if (sendNow) { 19944 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19945 sendPackageChangedBroadcast(packageName, 19946 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19947 } 19948 } finally { 19949 Binder.restoreCallingIdentity(callingId); 19950 } 19951 } 19952 19953 @Override 19954 public void flushPackageRestrictionsAsUser(int userId) { 19955 if (!sUserManager.exists(userId)) { 19956 return; 19957 } 19958 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19959 false /* checkShell */, "flushPackageRestrictions"); 19960 synchronized (mPackages) { 19961 mSettings.writePackageRestrictionsLPr(userId); 19962 mDirtyUsers.remove(userId); 19963 if (mDirtyUsers.isEmpty()) { 19964 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19965 } 19966 } 19967 } 19968 19969 private void sendPackageChangedBroadcast(String packageName, 19970 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19971 if (DEBUG_INSTALL) 19972 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19973 + componentNames); 19974 Bundle extras = new Bundle(4); 19975 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19976 String nameList[] = new String[componentNames.size()]; 19977 componentNames.toArray(nameList); 19978 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19979 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19980 extras.putInt(Intent.EXTRA_UID, packageUid); 19981 // If this is not reporting a change of the overall package, then only send it 19982 // to registered receivers. We don't want to launch a swath of apps for every 19983 // little component state change. 19984 final int flags = !componentNames.contains(packageName) 19985 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19986 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19987 new int[] {UserHandle.getUserId(packageUid)}); 19988 } 19989 19990 @Override 19991 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19992 if (!sUserManager.exists(userId)) return; 19993 final int uid = Binder.getCallingUid(); 19994 final int permission = mContext.checkCallingOrSelfPermission( 19995 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19996 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19997 enforceCrossUserPermission(uid, userId, 19998 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19999 // writer 20000 synchronized (mPackages) { 20001 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20002 allowedByPermission, uid, userId)) { 20003 scheduleWritePackageRestrictionsLocked(userId); 20004 } 20005 } 20006 } 20007 20008 @Override 20009 public String getInstallerPackageName(String packageName) { 20010 // reader 20011 synchronized (mPackages) { 20012 return mSettings.getInstallerPackageNameLPr(packageName); 20013 } 20014 } 20015 20016 public boolean isOrphaned(String packageName) { 20017 // reader 20018 synchronized (mPackages) { 20019 return mSettings.isOrphaned(packageName); 20020 } 20021 } 20022 20023 @Override 20024 public int getApplicationEnabledSetting(String packageName, int userId) { 20025 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20026 int uid = Binder.getCallingUid(); 20027 enforceCrossUserPermission(uid, userId, 20028 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20029 // reader 20030 synchronized (mPackages) { 20031 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20032 } 20033 } 20034 20035 @Override 20036 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20037 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20038 int uid = Binder.getCallingUid(); 20039 enforceCrossUserPermission(uid, userId, 20040 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20041 // reader 20042 synchronized (mPackages) { 20043 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20044 } 20045 } 20046 20047 @Override 20048 public void enterSafeMode() { 20049 enforceSystemOrRoot("Only the system can request entering safe mode"); 20050 20051 if (!mSystemReady) { 20052 mSafeMode = true; 20053 } 20054 } 20055 20056 @Override 20057 public void systemReady() { 20058 mSystemReady = true; 20059 20060 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20061 // disabled after already being started. 20062 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20063 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20064 20065 // Read the compatibilty setting when the system is ready. 20066 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20067 mContext.getContentResolver(), 20068 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20069 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20070 if (DEBUG_SETTINGS) { 20071 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20072 } 20073 20074 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20075 20076 synchronized (mPackages) { 20077 // Verify that all of the preferred activity components actually 20078 // exist. It is possible for applications to be updated and at 20079 // that point remove a previously declared activity component that 20080 // had been set as a preferred activity. We try to clean this up 20081 // the next time we encounter that preferred activity, but it is 20082 // possible for the user flow to never be able to return to that 20083 // situation so here we do a sanity check to make sure we haven't 20084 // left any junk around. 20085 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20086 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20087 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20088 removed.clear(); 20089 for (PreferredActivity pa : pir.filterSet()) { 20090 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20091 removed.add(pa); 20092 } 20093 } 20094 if (removed.size() > 0) { 20095 for (int r=0; r<removed.size(); r++) { 20096 PreferredActivity pa = removed.get(r); 20097 Slog.w(TAG, "Removing dangling preferred activity: " 20098 + pa.mPref.mComponent); 20099 pir.removeFilter(pa); 20100 } 20101 mSettings.writePackageRestrictionsLPr( 20102 mSettings.mPreferredActivities.keyAt(i)); 20103 } 20104 } 20105 20106 for (int userId : UserManagerService.getInstance().getUserIds()) { 20107 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20108 grantPermissionsUserIds = ArrayUtils.appendInt( 20109 grantPermissionsUserIds, userId); 20110 } 20111 } 20112 } 20113 sUserManager.systemReady(); 20114 20115 // If we upgraded grant all default permissions before kicking off. 20116 for (int userId : grantPermissionsUserIds) { 20117 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20118 } 20119 20120 // If we did not grant default permissions, we preload from this the 20121 // default permission exceptions lazily to ensure we don't hit the 20122 // disk on a new user creation. 20123 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20124 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20125 } 20126 20127 // Kick off any messages waiting for system ready 20128 if (mPostSystemReadyMessages != null) { 20129 for (Message msg : mPostSystemReadyMessages) { 20130 msg.sendToTarget(); 20131 } 20132 mPostSystemReadyMessages = null; 20133 } 20134 20135 // Watch for external volumes that come and go over time 20136 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20137 storage.registerListener(mStorageListener); 20138 20139 mInstallerService.systemReady(); 20140 mPackageDexOptimizer.systemReady(); 20141 20142 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20143 StorageManagerInternal.class); 20144 StorageManagerInternal.addExternalStoragePolicy( 20145 new StorageManagerInternal.ExternalStorageMountPolicy() { 20146 @Override 20147 public int getMountMode(int uid, String packageName) { 20148 if (Process.isIsolated(uid)) { 20149 return Zygote.MOUNT_EXTERNAL_NONE; 20150 } 20151 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20152 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20153 } 20154 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20155 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20156 } 20157 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20158 return Zygote.MOUNT_EXTERNAL_READ; 20159 } 20160 return Zygote.MOUNT_EXTERNAL_WRITE; 20161 } 20162 20163 @Override 20164 public boolean hasExternalStorage(int uid, String packageName) { 20165 return true; 20166 } 20167 }); 20168 20169 // Now that we're mostly running, clean up stale users and apps 20170 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20171 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20172 20173 if (mPrivappPermissionsViolations != null) { 20174 Slog.wtf(TAG,"Signature|privileged permissions not in " 20175 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20176 mPrivappPermissionsViolations = null; 20177 } 20178 } 20179 20180 public void waitForAppDataPrepared() { 20181 if (mPrepareAppDataFuture == null) { 20182 return; 20183 } 20184 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20185 mPrepareAppDataFuture = null; 20186 } 20187 20188 @Override 20189 public boolean isSafeMode() { 20190 return mSafeMode; 20191 } 20192 20193 @Override 20194 public boolean hasSystemUidErrors() { 20195 return mHasSystemUidErrors; 20196 } 20197 20198 static String arrayToString(int[] array) { 20199 StringBuffer buf = new StringBuffer(128); 20200 buf.append('['); 20201 if (array != null) { 20202 for (int i=0; i<array.length; i++) { 20203 if (i > 0) buf.append(", "); 20204 buf.append(array[i]); 20205 } 20206 } 20207 buf.append(']'); 20208 return buf.toString(); 20209 } 20210 20211 static class DumpState { 20212 public static final int DUMP_LIBS = 1 << 0; 20213 public static final int DUMP_FEATURES = 1 << 1; 20214 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20215 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20216 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20217 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20218 public static final int DUMP_PERMISSIONS = 1 << 6; 20219 public static final int DUMP_PACKAGES = 1 << 7; 20220 public static final int DUMP_SHARED_USERS = 1 << 8; 20221 public static final int DUMP_MESSAGES = 1 << 9; 20222 public static final int DUMP_PROVIDERS = 1 << 10; 20223 public static final int DUMP_VERIFIERS = 1 << 11; 20224 public static final int DUMP_PREFERRED = 1 << 12; 20225 public static final int DUMP_PREFERRED_XML = 1 << 13; 20226 public static final int DUMP_KEYSETS = 1 << 14; 20227 public static final int DUMP_VERSION = 1 << 15; 20228 public static final int DUMP_INSTALLS = 1 << 16; 20229 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20230 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20231 public static final int DUMP_FROZEN = 1 << 19; 20232 public static final int DUMP_DEXOPT = 1 << 20; 20233 public static final int DUMP_COMPILER_STATS = 1 << 21; 20234 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20235 20236 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20237 20238 private int mTypes; 20239 20240 private int mOptions; 20241 20242 private boolean mTitlePrinted; 20243 20244 private SharedUserSetting mSharedUser; 20245 20246 public boolean isDumping(int type) { 20247 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20248 return true; 20249 } 20250 20251 return (mTypes & type) != 0; 20252 } 20253 20254 public void setDump(int type) { 20255 mTypes |= type; 20256 } 20257 20258 public boolean isOptionEnabled(int option) { 20259 return (mOptions & option) != 0; 20260 } 20261 20262 public void setOptionEnabled(int option) { 20263 mOptions |= option; 20264 } 20265 20266 public boolean onTitlePrinted() { 20267 final boolean printed = mTitlePrinted; 20268 mTitlePrinted = true; 20269 return printed; 20270 } 20271 20272 public boolean getTitlePrinted() { 20273 return mTitlePrinted; 20274 } 20275 20276 public void setTitlePrinted(boolean enabled) { 20277 mTitlePrinted = enabled; 20278 } 20279 20280 public SharedUserSetting getSharedUser() { 20281 return mSharedUser; 20282 } 20283 20284 public void setSharedUser(SharedUserSetting user) { 20285 mSharedUser = user; 20286 } 20287 } 20288 20289 @Override 20290 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20291 FileDescriptor err, String[] args, ShellCallback callback, 20292 ResultReceiver resultReceiver) { 20293 (new PackageManagerShellCommand(this)).exec( 20294 this, in, out, err, args, callback, resultReceiver); 20295 } 20296 20297 @Override 20298 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20299 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20300 != PackageManager.PERMISSION_GRANTED) { 20301 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20302 + Binder.getCallingPid() 20303 + ", uid=" + Binder.getCallingUid() 20304 + " without permission " 20305 + android.Manifest.permission.DUMP); 20306 return; 20307 } 20308 20309 DumpState dumpState = new DumpState(); 20310 boolean fullPreferred = false; 20311 boolean checkin = false; 20312 20313 String packageName = null; 20314 ArraySet<String> permissionNames = null; 20315 20316 int opti = 0; 20317 while (opti < args.length) { 20318 String opt = args[opti]; 20319 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20320 break; 20321 } 20322 opti++; 20323 20324 if ("-a".equals(opt)) { 20325 // Right now we only know how to print all. 20326 } else if ("-h".equals(opt)) { 20327 pw.println("Package manager dump options:"); 20328 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20329 pw.println(" --checkin: dump for a checkin"); 20330 pw.println(" -f: print details of intent filters"); 20331 pw.println(" -h: print this help"); 20332 pw.println(" cmd may be one of:"); 20333 pw.println(" l[ibraries]: list known shared libraries"); 20334 pw.println(" f[eatures]: list device features"); 20335 pw.println(" k[eysets]: print known keysets"); 20336 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20337 pw.println(" perm[issions]: dump permissions"); 20338 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20339 pw.println(" pref[erred]: print preferred package settings"); 20340 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20341 pw.println(" prov[iders]: dump content providers"); 20342 pw.println(" p[ackages]: dump installed packages"); 20343 pw.println(" s[hared-users]: dump shared user IDs"); 20344 pw.println(" m[essages]: print collected runtime messages"); 20345 pw.println(" v[erifiers]: print package verifier info"); 20346 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20347 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20348 pw.println(" version: print database version info"); 20349 pw.println(" write: write current settings now"); 20350 pw.println(" installs: details about install sessions"); 20351 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20352 pw.println(" dexopt: dump dexopt state"); 20353 pw.println(" compiler-stats: dump compiler statistics"); 20354 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20355 pw.println(" <package.name>: info about given package"); 20356 return; 20357 } else if ("--checkin".equals(opt)) { 20358 checkin = true; 20359 } else if ("-f".equals(opt)) { 20360 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20361 } else if ("--proto".equals(opt)) { 20362 dumpProto(fd); 20363 return; 20364 } else { 20365 pw.println("Unknown argument: " + opt + "; use -h for help"); 20366 } 20367 } 20368 20369 // Is the caller requesting to dump a particular piece of data? 20370 if (opti < args.length) { 20371 String cmd = args[opti]; 20372 opti++; 20373 // Is this a package name? 20374 if ("android".equals(cmd) || cmd.contains(".")) { 20375 packageName = cmd; 20376 // When dumping a single package, we always dump all of its 20377 // filter information since the amount of data will be reasonable. 20378 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20379 } else if ("check-permission".equals(cmd)) { 20380 if (opti >= args.length) { 20381 pw.println("Error: check-permission missing permission argument"); 20382 return; 20383 } 20384 String perm = args[opti]; 20385 opti++; 20386 if (opti >= args.length) { 20387 pw.println("Error: check-permission missing package argument"); 20388 return; 20389 } 20390 20391 String pkg = args[opti]; 20392 opti++; 20393 int user = UserHandle.getUserId(Binder.getCallingUid()); 20394 if (opti < args.length) { 20395 try { 20396 user = Integer.parseInt(args[opti]); 20397 } catch (NumberFormatException e) { 20398 pw.println("Error: check-permission user argument is not a number: " 20399 + args[opti]); 20400 return; 20401 } 20402 } 20403 20404 // Normalize package name to handle renamed packages and static libs 20405 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20406 20407 pw.println(checkPermission(perm, pkg, user)); 20408 return; 20409 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20410 dumpState.setDump(DumpState.DUMP_LIBS); 20411 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20412 dumpState.setDump(DumpState.DUMP_FEATURES); 20413 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20414 if (opti >= args.length) { 20415 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20416 | DumpState.DUMP_SERVICE_RESOLVERS 20417 | DumpState.DUMP_RECEIVER_RESOLVERS 20418 | DumpState.DUMP_CONTENT_RESOLVERS); 20419 } else { 20420 while (opti < args.length) { 20421 String name = args[opti]; 20422 if ("a".equals(name) || "activity".equals(name)) { 20423 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20424 } else if ("s".equals(name) || "service".equals(name)) { 20425 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20426 } else if ("r".equals(name) || "receiver".equals(name)) { 20427 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20428 } else if ("c".equals(name) || "content".equals(name)) { 20429 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20430 } else { 20431 pw.println("Error: unknown resolver table type: " + name); 20432 return; 20433 } 20434 opti++; 20435 } 20436 } 20437 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20438 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20439 } else if ("permission".equals(cmd)) { 20440 if (opti >= args.length) { 20441 pw.println("Error: permission requires permission name"); 20442 return; 20443 } 20444 permissionNames = new ArraySet<>(); 20445 while (opti < args.length) { 20446 permissionNames.add(args[opti]); 20447 opti++; 20448 } 20449 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20450 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20451 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20452 dumpState.setDump(DumpState.DUMP_PREFERRED); 20453 } else if ("preferred-xml".equals(cmd)) { 20454 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20455 if (opti < args.length && "--full".equals(args[opti])) { 20456 fullPreferred = true; 20457 opti++; 20458 } 20459 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20460 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20461 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20462 dumpState.setDump(DumpState.DUMP_PACKAGES); 20463 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20464 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20465 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20466 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20467 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20468 dumpState.setDump(DumpState.DUMP_MESSAGES); 20469 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20470 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20471 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20472 || "intent-filter-verifiers".equals(cmd)) { 20473 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20474 } else if ("version".equals(cmd)) { 20475 dumpState.setDump(DumpState.DUMP_VERSION); 20476 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20477 dumpState.setDump(DumpState.DUMP_KEYSETS); 20478 } else if ("installs".equals(cmd)) { 20479 dumpState.setDump(DumpState.DUMP_INSTALLS); 20480 } else if ("frozen".equals(cmd)) { 20481 dumpState.setDump(DumpState.DUMP_FROZEN); 20482 } else if ("dexopt".equals(cmd)) { 20483 dumpState.setDump(DumpState.DUMP_DEXOPT); 20484 } else if ("compiler-stats".equals(cmd)) { 20485 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20486 } else if ("enabled-overlays".equals(cmd)) { 20487 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20488 } else if ("write".equals(cmd)) { 20489 synchronized (mPackages) { 20490 mSettings.writeLPr(); 20491 pw.println("Settings written."); 20492 return; 20493 } 20494 } 20495 } 20496 20497 if (checkin) { 20498 pw.println("vers,1"); 20499 } 20500 20501 // reader 20502 synchronized (mPackages) { 20503 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20504 if (!checkin) { 20505 if (dumpState.onTitlePrinted()) 20506 pw.println(); 20507 pw.println("Database versions:"); 20508 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20509 } 20510 } 20511 20512 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20513 if (!checkin) { 20514 if (dumpState.onTitlePrinted()) 20515 pw.println(); 20516 pw.println("Verifiers:"); 20517 pw.print(" Required: "); 20518 pw.print(mRequiredVerifierPackage); 20519 pw.print(" (uid="); 20520 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20521 UserHandle.USER_SYSTEM)); 20522 pw.println(")"); 20523 } else if (mRequiredVerifierPackage != null) { 20524 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20525 pw.print(","); 20526 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20527 UserHandle.USER_SYSTEM)); 20528 } 20529 } 20530 20531 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20532 packageName == null) { 20533 if (mIntentFilterVerifierComponent != null) { 20534 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20535 if (!checkin) { 20536 if (dumpState.onTitlePrinted()) 20537 pw.println(); 20538 pw.println("Intent Filter Verifier:"); 20539 pw.print(" Using: "); 20540 pw.print(verifierPackageName); 20541 pw.print(" (uid="); 20542 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20543 UserHandle.USER_SYSTEM)); 20544 pw.println(")"); 20545 } else if (verifierPackageName != null) { 20546 pw.print("ifv,"); pw.print(verifierPackageName); 20547 pw.print(","); 20548 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20549 UserHandle.USER_SYSTEM)); 20550 } 20551 } else { 20552 pw.println(); 20553 pw.println("No Intent Filter Verifier available!"); 20554 } 20555 } 20556 20557 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20558 boolean printedHeader = false; 20559 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20560 while (it.hasNext()) { 20561 String libName = it.next(); 20562 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20563 if (versionedLib == null) { 20564 continue; 20565 } 20566 final int versionCount = versionedLib.size(); 20567 for (int i = 0; i < versionCount; i++) { 20568 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20569 if (!checkin) { 20570 if (!printedHeader) { 20571 if (dumpState.onTitlePrinted()) 20572 pw.println(); 20573 pw.println("Libraries:"); 20574 printedHeader = true; 20575 } 20576 pw.print(" "); 20577 } else { 20578 pw.print("lib,"); 20579 } 20580 pw.print(libEntry.info.getName()); 20581 if (libEntry.info.isStatic()) { 20582 pw.print(" version=" + libEntry.info.getVersion()); 20583 } 20584 if (!checkin) { 20585 pw.print(" -> "); 20586 } 20587 if (libEntry.path != null) { 20588 pw.print(" (jar) "); 20589 pw.print(libEntry.path); 20590 } else { 20591 pw.print(" (apk) "); 20592 pw.print(libEntry.apk); 20593 } 20594 pw.println(); 20595 } 20596 } 20597 } 20598 20599 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20600 if (dumpState.onTitlePrinted()) 20601 pw.println(); 20602 if (!checkin) { 20603 pw.println("Features:"); 20604 } 20605 20606 synchronized (mAvailableFeatures) { 20607 for (FeatureInfo feat : mAvailableFeatures.values()) { 20608 if (checkin) { 20609 pw.print("feat,"); 20610 pw.print(feat.name); 20611 pw.print(","); 20612 pw.println(feat.version); 20613 } else { 20614 pw.print(" "); 20615 pw.print(feat.name); 20616 if (feat.version > 0) { 20617 pw.print(" version="); 20618 pw.print(feat.version); 20619 } 20620 pw.println(); 20621 } 20622 } 20623 } 20624 } 20625 20626 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20627 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20628 : "Activity Resolver Table:", " ", packageName, 20629 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20630 dumpState.setTitlePrinted(true); 20631 } 20632 } 20633 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20634 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20635 : "Receiver Resolver Table:", " ", packageName, 20636 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20637 dumpState.setTitlePrinted(true); 20638 } 20639 } 20640 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20641 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20642 : "Service Resolver Table:", " ", packageName, 20643 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20644 dumpState.setTitlePrinted(true); 20645 } 20646 } 20647 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20648 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20649 : "Provider Resolver Table:", " ", packageName, 20650 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20651 dumpState.setTitlePrinted(true); 20652 } 20653 } 20654 20655 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20656 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20657 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20658 int user = mSettings.mPreferredActivities.keyAt(i); 20659 if (pir.dump(pw, 20660 dumpState.getTitlePrinted() 20661 ? "\nPreferred Activities User " + user + ":" 20662 : "Preferred Activities User " + user + ":", " ", 20663 packageName, true, false)) { 20664 dumpState.setTitlePrinted(true); 20665 } 20666 } 20667 } 20668 20669 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20670 pw.flush(); 20671 FileOutputStream fout = new FileOutputStream(fd); 20672 BufferedOutputStream str = new BufferedOutputStream(fout); 20673 XmlSerializer serializer = new FastXmlSerializer(); 20674 try { 20675 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20676 serializer.startDocument(null, true); 20677 serializer.setFeature( 20678 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20679 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20680 serializer.endDocument(); 20681 serializer.flush(); 20682 } catch (IllegalArgumentException e) { 20683 pw.println("Failed writing: " + e); 20684 } catch (IllegalStateException e) { 20685 pw.println("Failed writing: " + e); 20686 } catch (IOException e) { 20687 pw.println("Failed writing: " + e); 20688 } 20689 } 20690 20691 if (!checkin 20692 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20693 && packageName == null) { 20694 pw.println(); 20695 int count = mSettings.mPackages.size(); 20696 if (count == 0) { 20697 pw.println("No applications!"); 20698 pw.println(); 20699 } else { 20700 final String prefix = " "; 20701 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20702 if (allPackageSettings.size() == 0) { 20703 pw.println("No domain preferred apps!"); 20704 pw.println(); 20705 } else { 20706 pw.println("App verification status:"); 20707 pw.println(); 20708 count = 0; 20709 for (PackageSetting ps : allPackageSettings) { 20710 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20711 if (ivi == null || ivi.getPackageName() == null) continue; 20712 pw.println(prefix + "Package: " + ivi.getPackageName()); 20713 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20714 pw.println(prefix + "Status: " + ivi.getStatusString()); 20715 pw.println(); 20716 count++; 20717 } 20718 if (count == 0) { 20719 pw.println(prefix + "No app verification established."); 20720 pw.println(); 20721 } 20722 for (int userId : sUserManager.getUserIds()) { 20723 pw.println("App linkages for user " + userId + ":"); 20724 pw.println(); 20725 count = 0; 20726 for (PackageSetting ps : allPackageSettings) { 20727 final long status = ps.getDomainVerificationStatusForUser(userId); 20728 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20729 && !DEBUG_DOMAIN_VERIFICATION) { 20730 continue; 20731 } 20732 pw.println(prefix + "Package: " + ps.name); 20733 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20734 String statusStr = IntentFilterVerificationInfo. 20735 getStatusStringFromValue(status); 20736 pw.println(prefix + "Status: " + statusStr); 20737 pw.println(); 20738 count++; 20739 } 20740 if (count == 0) { 20741 pw.println(prefix + "No configured app linkages."); 20742 pw.println(); 20743 } 20744 } 20745 } 20746 } 20747 } 20748 20749 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20750 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20751 if (packageName == null && permissionNames == null) { 20752 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20753 if (iperm == 0) { 20754 if (dumpState.onTitlePrinted()) 20755 pw.println(); 20756 pw.println("AppOp Permissions:"); 20757 } 20758 pw.print(" AppOp Permission "); 20759 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20760 pw.println(":"); 20761 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20762 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20763 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20764 } 20765 } 20766 } 20767 } 20768 20769 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20770 boolean printedSomething = false; 20771 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20772 if (packageName != null && !packageName.equals(p.info.packageName)) { 20773 continue; 20774 } 20775 if (!printedSomething) { 20776 if (dumpState.onTitlePrinted()) 20777 pw.println(); 20778 pw.println("Registered ContentProviders:"); 20779 printedSomething = true; 20780 } 20781 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20782 pw.print(" "); pw.println(p.toString()); 20783 } 20784 printedSomething = false; 20785 for (Map.Entry<String, PackageParser.Provider> entry : 20786 mProvidersByAuthority.entrySet()) { 20787 PackageParser.Provider p = entry.getValue(); 20788 if (packageName != null && !packageName.equals(p.info.packageName)) { 20789 continue; 20790 } 20791 if (!printedSomething) { 20792 if (dumpState.onTitlePrinted()) 20793 pw.println(); 20794 pw.println("ContentProvider Authorities:"); 20795 printedSomething = true; 20796 } 20797 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20798 pw.print(" "); pw.println(p.toString()); 20799 if (p.info != null && p.info.applicationInfo != null) { 20800 final String appInfo = p.info.applicationInfo.toString(); 20801 pw.print(" applicationInfo="); pw.println(appInfo); 20802 } 20803 } 20804 } 20805 20806 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20807 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20808 } 20809 20810 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20811 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20812 } 20813 20814 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20815 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20816 } 20817 20818 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20819 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20820 } 20821 20822 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20823 // XXX should handle packageName != null by dumping only install data that 20824 // the given package is involved with. 20825 if (dumpState.onTitlePrinted()) pw.println(); 20826 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20827 } 20828 20829 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20830 // XXX should handle packageName != null by dumping only install data that 20831 // the given package is involved with. 20832 if (dumpState.onTitlePrinted()) pw.println(); 20833 20834 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20835 ipw.println(); 20836 ipw.println("Frozen packages:"); 20837 ipw.increaseIndent(); 20838 if (mFrozenPackages.size() == 0) { 20839 ipw.println("(none)"); 20840 } else { 20841 for (int i = 0; i < mFrozenPackages.size(); i++) { 20842 ipw.println(mFrozenPackages.valueAt(i)); 20843 } 20844 } 20845 ipw.decreaseIndent(); 20846 } 20847 20848 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20849 if (dumpState.onTitlePrinted()) pw.println(); 20850 dumpDexoptStateLPr(pw, packageName); 20851 } 20852 20853 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20854 if (dumpState.onTitlePrinted()) pw.println(); 20855 dumpCompilerStatsLPr(pw, packageName); 20856 } 20857 20858 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 20859 if (dumpState.onTitlePrinted()) pw.println(); 20860 dumpEnabledOverlaysLPr(pw); 20861 } 20862 20863 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20864 if (dumpState.onTitlePrinted()) pw.println(); 20865 mSettings.dumpReadMessagesLPr(pw, dumpState); 20866 20867 pw.println(); 20868 pw.println("Package warning messages:"); 20869 BufferedReader in = null; 20870 String line = null; 20871 try { 20872 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20873 while ((line = in.readLine()) != null) { 20874 if (line.contains("ignored: updated version")) continue; 20875 pw.println(line); 20876 } 20877 } catch (IOException ignored) { 20878 } finally { 20879 IoUtils.closeQuietly(in); 20880 } 20881 } 20882 20883 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20884 BufferedReader in = null; 20885 String line = null; 20886 try { 20887 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20888 while ((line = in.readLine()) != null) { 20889 if (line.contains("ignored: updated version")) continue; 20890 pw.print("msg,"); 20891 pw.println(line); 20892 } 20893 } catch (IOException ignored) { 20894 } finally { 20895 IoUtils.closeQuietly(in); 20896 } 20897 } 20898 } 20899 } 20900 20901 private void dumpProto(FileDescriptor fd) { 20902 final ProtoOutputStream proto = new ProtoOutputStream(fd); 20903 20904 synchronized (mPackages) { 20905 final long requiredVerifierPackageToken = 20906 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 20907 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 20908 proto.write( 20909 PackageServiceDumpProto.PackageShortProto.UID, 20910 getPackageUid( 20911 mRequiredVerifierPackage, 20912 MATCH_DEBUG_TRIAGED_MISSING, 20913 UserHandle.USER_SYSTEM)); 20914 proto.end(requiredVerifierPackageToken); 20915 20916 if (mIntentFilterVerifierComponent != null) { 20917 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20918 final long verifierPackageToken = 20919 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 20920 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 20921 proto.write( 20922 PackageServiceDumpProto.PackageShortProto.UID, 20923 getPackageUid( 20924 verifierPackageName, 20925 MATCH_DEBUG_TRIAGED_MISSING, 20926 UserHandle.USER_SYSTEM)); 20927 proto.end(verifierPackageToken); 20928 } 20929 20930 dumpSharedLibrariesProto(proto); 20931 dumpFeaturesProto(proto); 20932 mSettings.dumpPackagesProto(proto); 20933 mSettings.dumpSharedUsersProto(proto); 20934 dumpMessagesProto(proto); 20935 } 20936 proto.flush(); 20937 } 20938 20939 private void dumpMessagesProto(ProtoOutputStream proto) { 20940 BufferedReader in = null; 20941 String line = null; 20942 try { 20943 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20944 while ((line = in.readLine()) != null) { 20945 if (line.contains("ignored: updated version")) continue; 20946 proto.write(PackageServiceDumpProto.MESSAGES, line); 20947 } 20948 } catch (IOException ignored) { 20949 } finally { 20950 IoUtils.closeQuietly(in); 20951 } 20952 } 20953 20954 private void dumpFeaturesProto(ProtoOutputStream proto) { 20955 synchronized (mAvailableFeatures) { 20956 final int count = mAvailableFeatures.size(); 20957 for (int i = 0; i < count; i++) { 20958 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 20959 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 20960 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 20961 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 20962 proto.end(featureToken); 20963 } 20964 } 20965 } 20966 20967 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 20968 final int count = mSharedLibraries.size(); 20969 for (int i = 0; i < count; i++) { 20970 final String libName = mSharedLibraries.keyAt(i); 20971 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20972 if (versionedLib == null) { 20973 continue; 20974 } 20975 final int versionCount = versionedLib.size(); 20976 for (int j = 0; j < versionCount; j++) { 20977 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 20978 final long sharedLibraryToken = 20979 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 20980 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 20981 final boolean isJar = (libEntry.path != null); 20982 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 20983 if (isJar) { 20984 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 20985 } else { 20986 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 20987 } 20988 proto.end(sharedLibraryToken); 20989 } 20990 } 20991 } 20992 20993 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20994 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20995 ipw.println(); 20996 ipw.println("Dexopt state:"); 20997 ipw.increaseIndent(); 20998 Collection<PackageParser.Package> packages = null; 20999 if (packageName != null) { 21000 PackageParser.Package targetPackage = mPackages.get(packageName); 21001 if (targetPackage != null) { 21002 packages = Collections.singletonList(targetPackage); 21003 } else { 21004 ipw.println("Unable to find package: " + packageName); 21005 return; 21006 } 21007 } else { 21008 packages = mPackages.values(); 21009 } 21010 21011 for (PackageParser.Package pkg : packages) { 21012 ipw.println("[" + pkg.packageName + "]"); 21013 ipw.increaseIndent(); 21014 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 21015 ipw.decreaseIndent(); 21016 } 21017 } 21018 21019 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21020 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21021 ipw.println(); 21022 ipw.println("Compiler stats:"); 21023 ipw.increaseIndent(); 21024 Collection<PackageParser.Package> packages = null; 21025 if (packageName != null) { 21026 PackageParser.Package targetPackage = mPackages.get(packageName); 21027 if (targetPackage != null) { 21028 packages = Collections.singletonList(targetPackage); 21029 } else { 21030 ipw.println("Unable to find package: " + packageName); 21031 return; 21032 } 21033 } else { 21034 packages = mPackages.values(); 21035 } 21036 21037 for (PackageParser.Package pkg : packages) { 21038 ipw.println("[" + pkg.packageName + "]"); 21039 ipw.increaseIndent(); 21040 21041 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21042 if (stats == null) { 21043 ipw.println("(No recorded stats)"); 21044 } else { 21045 stats.dump(ipw); 21046 } 21047 ipw.decreaseIndent(); 21048 } 21049 } 21050 21051 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 21052 pw.println("Enabled overlay paths:"); 21053 final int N = mEnabledOverlayPaths.size(); 21054 for (int i = 0; i < N; i++) { 21055 final int userId = mEnabledOverlayPaths.keyAt(i); 21056 pw.println(String.format(" User %d:", userId)); 21057 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 21058 mEnabledOverlayPaths.valueAt(i); 21059 final int M = userSpecificOverlays.size(); 21060 for (int j = 0; j < M; j++) { 21061 final String targetPackageName = userSpecificOverlays.keyAt(j); 21062 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 21063 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 21064 } 21065 } 21066 } 21067 21068 private String dumpDomainString(String packageName) { 21069 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21070 .getList(); 21071 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21072 21073 ArraySet<String> result = new ArraySet<>(); 21074 if (iviList.size() > 0) { 21075 for (IntentFilterVerificationInfo ivi : iviList) { 21076 for (String host : ivi.getDomains()) { 21077 result.add(host); 21078 } 21079 } 21080 } 21081 if (filters != null && filters.size() > 0) { 21082 for (IntentFilter filter : filters) { 21083 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21084 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21085 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21086 result.addAll(filter.getHostsList()); 21087 } 21088 } 21089 } 21090 21091 StringBuilder sb = new StringBuilder(result.size() * 16); 21092 for (String domain : result) { 21093 if (sb.length() > 0) sb.append(" "); 21094 sb.append(domain); 21095 } 21096 return sb.toString(); 21097 } 21098 21099 // ------- apps on sdcard specific code ------- 21100 static final boolean DEBUG_SD_INSTALL = false; 21101 21102 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21103 21104 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21105 21106 private boolean mMediaMounted = false; 21107 21108 static String getEncryptKey() { 21109 try { 21110 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21111 SD_ENCRYPTION_KEYSTORE_NAME); 21112 if (sdEncKey == null) { 21113 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21114 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21115 if (sdEncKey == null) { 21116 Slog.e(TAG, "Failed to create encryption keys"); 21117 return null; 21118 } 21119 } 21120 return sdEncKey; 21121 } catch (NoSuchAlgorithmException nsae) { 21122 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21123 return null; 21124 } catch (IOException ioe) { 21125 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21126 return null; 21127 } 21128 } 21129 21130 /* 21131 * Update media status on PackageManager. 21132 */ 21133 @Override 21134 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21135 int callingUid = Binder.getCallingUid(); 21136 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21137 throw new SecurityException("Media status can only be updated by the system"); 21138 } 21139 // reader; this apparently protects mMediaMounted, but should probably 21140 // be a different lock in that case. 21141 synchronized (mPackages) { 21142 Log.i(TAG, "Updating external media status from " 21143 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21144 + (mediaStatus ? "mounted" : "unmounted")); 21145 if (DEBUG_SD_INSTALL) 21146 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21147 + ", mMediaMounted=" + mMediaMounted); 21148 if (mediaStatus == mMediaMounted) { 21149 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21150 : 0, -1); 21151 mHandler.sendMessage(msg); 21152 return; 21153 } 21154 mMediaMounted = mediaStatus; 21155 } 21156 // Queue up an async operation since the package installation may take a 21157 // little while. 21158 mHandler.post(new Runnable() { 21159 public void run() { 21160 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21161 } 21162 }); 21163 } 21164 21165 /** 21166 * Called by StorageManagerService when the initial ASECs to scan are available. 21167 * Should block until all the ASEC containers are finished being scanned. 21168 */ 21169 public void scanAvailableAsecs() { 21170 updateExternalMediaStatusInner(true, false, false); 21171 } 21172 21173 /* 21174 * Collect information of applications on external media, map them against 21175 * existing containers and update information based on current mount status. 21176 * Please note that we always have to report status if reportStatus has been 21177 * set to true especially when unloading packages. 21178 */ 21179 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21180 boolean externalStorage) { 21181 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21182 int[] uidArr = EmptyArray.INT; 21183 21184 final String[] list = PackageHelper.getSecureContainerList(); 21185 if (ArrayUtils.isEmpty(list)) { 21186 Log.i(TAG, "No secure containers found"); 21187 } else { 21188 // Process list of secure containers and categorize them 21189 // as active or stale based on their package internal state. 21190 21191 // reader 21192 synchronized (mPackages) { 21193 for (String cid : list) { 21194 // Leave stages untouched for now; installer service owns them 21195 if (PackageInstallerService.isStageName(cid)) continue; 21196 21197 if (DEBUG_SD_INSTALL) 21198 Log.i(TAG, "Processing container " + cid); 21199 String pkgName = getAsecPackageName(cid); 21200 if (pkgName == null) { 21201 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21202 continue; 21203 } 21204 if (DEBUG_SD_INSTALL) 21205 Log.i(TAG, "Looking for pkg : " + pkgName); 21206 21207 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21208 if (ps == null) { 21209 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21210 continue; 21211 } 21212 21213 /* 21214 * Skip packages that are not external if we're unmounting 21215 * external storage. 21216 */ 21217 if (externalStorage && !isMounted && !isExternal(ps)) { 21218 continue; 21219 } 21220 21221 final AsecInstallArgs args = new AsecInstallArgs(cid, 21222 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21223 // The package status is changed only if the code path 21224 // matches between settings and the container id. 21225 if (ps.codePathString != null 21226 && ps.codePathString.startsWith(args.getCodePath())) { 21227 if (DEBUG_SD_INSTALL) { 21228 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21229 + " at code path: " + ps.codePathString); 21230 } 21231 21232 // We do have a valid package installed on sdcard 21233 processCids.put(args, ps.codePathString); 21234 final int uid = ps.appId; 21235 if (uid != -1) { 21236 uidArr = ArrayUtils.appendInt(uidArr, uid); 21237 } 21238 } else { 21239 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21240 + ps.codePathString); 21241 } 21242 } 21243 } 21244 21245 Arrays.sort(uidArr); 21246 } 21247 21248 // Process packages with valid entries. 21249 if (isMounted) { 21250 if (DEBUG_SD_INSTALL) 21251 Log.i(TAG, "Loading packages"); 21252 loadMediaPackages(processCids, uidArr, externalStorage); 21253 startCleaningPackages(); 21254 mInstallerService.onSecureContainersAvailable(); 21255 } else { 21256 if (DEBUG_SD_INSTALL) 21257 Log.i(TAG, "Unloading packages"); 21258 unloadMediaPackages(processCids, uidArr, reportStatus); 21259 } 21260 } 21261 21262 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21263 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21264 final int size = infos.size(); 21265 final String[] packageNames = new String[size]; 21266 final int[] packageUids = new int[size]; 21267 for (int i = 0; i < size; i++) { 21268 final ApplicationInfo info = infos.get(i); 21269 packageNames[i] = info.packageName; 21270 packageUids[i] = info.uid; 21271 } 21272 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21273 finishedReceiver); 21274 } 21275 21276 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21277 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21278 sendResourcesChangedBroadcast(mediaStatus, replacing, 21279 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21280 } 21281 21282 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21283 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21284 int size = pkgList.length; 21285 if (size > 0) { 21286 // Send broadcasts here 21287 Bundle extras = new Bundle(); 21288 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21289 if (uidArr != null) { 21290 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21291 } 21292 if (replacing) { 21293 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21294 } 21295 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21296 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21297 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21298 } 21299 } 21300 21301 /* 21302 * Look at potentially valid container ids from processCids If package 21303 * information doesn't match the one on record or package scanning fails, 21304 * the cid is added to list of removeCids. We currently don't delete stale 21305 * containers. 21306 */ 21307 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21308 boolean externalStorage) { 21309 ArrayList<String> pkgList = new ArrayList<String>(); 21310 Set<AsecInstallArgs> keys = processCids.keySet(); 21311 21312 for (AsecInstallArgs args : keys) { 21313 String codePath = processCids.get(args); 21314 if (DEBUG_SD_INSTALL) 21315 Log.i(TAG, "Loading container : " + args.cid); 21316 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21317 try { 21318 // Make sure there are no container errors first. 21319 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21320 Slog.e(TAG, "Failed to mount cid : " + args.cid 21321 + " when installing from sdcard"); 21322 continue; 21323 } 21324 // Check code path here. 21325 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21326 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21327 + " does not match one in settings " + codePath); 21328 continue; 21329 } 21330 // Parse package 21331 int parseFlags = mDefParseFlags; 21332 if (args.isExternalAsec()) { 21333 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21334 } 21335 if (args.isFwdLocked()) { 21336 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21337 } 21338 21339 synchronized (mInstallLock) { 21340 PackageParser.Package pkg = null; 21341 try { 21342 // Sadly we don't know the package name yet to freeze it 21343 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21344 SCAN_IGNORE_FROZEN, 0, null); 21345 } catch (PackageManagerException e) { 21346 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21347 } 21348 // Scan the package 21349 if (pkg != null) { 21350 /* 21351 * TODO why is the lock being held? doPostInstall is 21352 * called in other places without the lock. This needs 21353 * to be straightened out. 21354 */ 21355 // writer 21356 synchronized (mPackages) { 21357 retCode = PackageManager.INSTALL_SUCCEEDED; 21358 pkgList.add(pkg.packageName); 21359 // Post process args 21360 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21361 pkg.applicationInfo.uid); 21362 } 21363 } else { 21364 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21365 } 21366 } 21367 21368 } finally { 21369 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21370 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21371 } 21372 } 21373 } 21374 // writer 21375 synchronized (mPackages) { 21376 // If the platform SDK has changed since the last time we booted, 21377 // we need to re-grant app permission to catch any new ones that 21378 // appear. This is really a hack, and means that apps can in some 21379 // cases get permissions that the user didn't initially explicitly 21380 // allow... it would be nice to have some better way to handle 21381 // this situation. 21382 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21383 : mSettings.getInternalVersion(); 21384 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21385 : StorageManager.UUID_PRIVATE_INTERNAL; 21386 21387 int updateFlags = UPDATE_PERMISSIONS_ALL; 21388 if (ver.sdkVersion != mSdkVersion) { 21389 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21390 + mSdkVersion + "; regranting permissions for external"); 21391 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21392 } 21393 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21394 21395 // Yay, everything is now upgraded 21396 ver.forceCurrent(); 21397 21398 // can downgrade to reader 21399 // Persist settings 21400 mSettings.writeLPr(); 21401 } 21402 // Send a broadcast to let everyone know we are done processing 21403 if (pkgList.size() > 0) { 21404 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21405 } 21406 } 21407 21408 /* 21409 * Utility method to unload a list of specified containers 21410 */ 21411 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21412 // Just unmount all valid containers. 21413 for (AsecInstallArgs arg : cidArgs) { 21414 synchronized (mInstallLock) { 21415 arg.doPostDeleteLI(false); 21416 } 21417 } 21418 } 21419 21420 /* 21421 * Unload packages mounted on external media. This involves deleting package 21422 * data from internal structures, sending broadcasts about disabled packages, 21423 * gc'ing to free up references, unmounting all secure containers 21424 * corresponding to packages on external media, and posting a 21425 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21426 * that we always have to post this message if status has been requested no 21427 * matter what. 21428 */ 21429 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21430 final boolean reportStatus) { 21431 if (DEBUG_SD_INSTALL) 21432 Log.i(TAG, "unloading media packages"); 21433 ArrayList<String> pkgList = new ArrayList<String>(); 21434 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21435 final Set<AsecInstallArgs> keys = processCids.keySet(); 21436 for (AsecInstallArgs args : keys) { 21437 String pkgName = args.getPackageName(); 21438 if (DEBUG_SD_INSTALL) 21439 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21440 // Delete package internally 21441 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21442 synchronized (mInstallLock) { 21443 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21444 final boolean res; 21445 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21446 "unloadMediaPackages")) { 21447 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21448 null); 21449 } 21450 if (res) { 21451 pkgList.add(pkgName); 21452 } else { 21453 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21454 failedList.add(args); 21455 } 21456 } 21457 } 21458 21459 // reader 21460 synchronized (mPackages) { 21461 // We didn't update the settings after removing each package; 21462 // write them now for all packages. 21463 mSettings.writeLPr(); 21464 } 21465 21466 // We have to absolutely send UPDATED_MEDIA_STATUS only 21467 // after confirming that all the receivers processed the ordered 21468 // broadcast when packages get disabled, force a gc to clean things up. 21469 // and unload all the containers. 21470 if (pkgList.size() > 0) { 21471 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21472 new IIntentReceiver.Stub() { 21473 public void performReceive(Intent intent, int resultCode, String data, 21474 Bundle extras, boolean ordered, boolean sticky, 21475 int sendingUser) throws RemoteException { 21476 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21477 reportStatus ? 1 : 0, 1, keys); 21478 mHandler.sendMessage(msg); 21479 } 21480 }); 21481 } else { 21482 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21483 keys); 21484 mHandler.sendMessage(msg); 21485 } 21486 } 21487 21488 private void loadPrivatePackages(final VolumeInfo vol) { 21489 mHandler.post(new Runnable() { 21490 @Override 21491 public void run() { 21492 loadPrivatePackagesInner(vol); 21493 } 21494 }); 21495 } 21496 21497 private void loadPrivatePackagesInner(VolumeInfo vol) { 21498 final String volumeUuid = vol.fsUuid; 21499 if (TextUtils.isEmpty(volumeUuid)) { 21500 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21501 return; 21502 } 21503 21504 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21505 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21506 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21507 21508 final VersionInfo ver; 21509 final List<PackageSetting> packages; 21510 synchronized (mPackages) { 21511 ver = mSettings.findOrCreateVersion(volumeUuid); 21512 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21513 } 21514 21515 for (PackageSetting ps : packages) { 21516 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21517 synchronized (mInstallLock) { 21518 final PackageParser.Package pkg; 21519 try { 21520 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21521 loaded.add(pkg.applicationInfo); 21522 21523 } catch (PackageManagerException e) { 21524 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21525 } 21526 21527 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21528 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21529 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21530 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21531 } 21532 } 21533 } 21534 21535 // Reconcile app data for all started/unlocked users 21536 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21537 final UserManager um = mContext.getSystemService(UserManager.class); 21538 UserManagerInternal umInternal = getUserManagerInternal(); 21539 for (UserInfo user : um.getUsers()) { 21540 final int flags; 21541 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21542 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21543 } else if (umInternal.isUserRunning(user.id)) { 21544 flags = StorageManager.FLAG_STORAGE_DE; 21545 } else { 21546 continue; 21547 } 21548 21549 try { 21550 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21551 synchronized (mInstallLock) { 21552 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21553 } 21554 } catch (IllegalStateException e) { 21555 // Device was probably ejected, and we'll process that event momentarily 21556 Slog.w(TAG, "Failed to prepare storage: " + e); 21557 } 21558 } 21559 21560 synchronized (mPackages) { 21561 int updateFlags = UPDATE_PERMISSIONS_ALL; 21562 if (ver.sdkVersion != mSdkVersion) { 21563 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21564 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21565 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21566 } 21567 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21568 21569 // Yay, everything is now upgraded 21570 ver.forceCurrent(); 21571 21572 mSettings.writeLPr(); 21573 } 21574 21575 for (PackageFreezer freezer : freezers) { 21576 freezer.close(); 21577 } 21578 21579 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21580 sendResourcesChangedBroadcast(true, false, loaded, null); 21581 } 21582 21583 private void unloadPrivatePackages(final VolumeInfo vol) { 21584 mHandler.post(new Runnable() { 21585 @Override 21586 public void run() { 21587 unloadPrivatePackagesInner(vol); 21588 } 21589 }); 21590 } 21591 21592 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21593 final String volumeUuid = vol.fsUuid; 21594 if (TextUtils.isEmpty(volumeUuid)) { 21595 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21596 return; 21597 } 21598 21599 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21600 synchronized (mInstallLock) { 21601 synchronized (mPackages) { 21602 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21603 for (PackageSetting ps : packages) { 21604 if (ps.pkg == null) continue; 21605 21606 final ApplicationInfo info = ps.pkg.applicationInfo; 21607 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21608 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21609 21610 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21611 "unloadPrivatePackagesInner")) { 21612 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21613 false, null)) { 21614 unloaded.add(info); 21615 } else { 21616 Slog.w(TAG, "Failed to unload " + ps.codePath); 21617 } 21618 } 21619 21620 // Try very hard to release any references to this package 21621 // so we don't risk the system server being killed due to 21622 // open FDs 21623 AttributeCache.instance().removePackage(ps.name); 21624 } 21625 21626 mSettings.writeLPr(); 21627 } 21628 } 21629 21630 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21631 sendResourcesChangedBroadcast(false, false, unloaded, null); 21632 21633 // Try very hard to release any references to this path so we don't risk 21634 // the system server being killed due to open FDs 21635 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21636 21637 for (int i = 0; i < 3; i++) { 21638 System.gc(); 21639 System.runFinalization(); 21640 } 21641 } 21642 21643 private void assertPackageKnown(String volumeUuid, String packageName) 21644 throws PackageManagerException { 21645 synchronized (mPackages) { 21646 // Normalize package name to handle renamed packages 21647 packageName = normalizePackageNameLPr(packageName); 21648 21649 final PackageSetting ps = mSettings.mPackages.get(packageName); 21650 if (ps == null) { 21651 throw new PackageManagerException("Package " + packageName + " is unknown"); 21652 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21653 throw new PackageManagerException( 21654 "Package " + packageName + " found on unknown volume " + volumeUuid 21655 + "; expected volume " + ps.volumeUuid); 21656 } 21657 } 21658 } 21659 21660 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21661 throws PackageManagerException { 21662 synchronized (mPackages) { 21663 // Normalize package name to handle renamed packages 21664 packageName = normalizePackageNameLPr(packageName); 21665 21666 final PackageSetting ps = mSettings.mPackages.get(packageName); 21667 if (ps == null) { 21668 throw new PackageManagerException("Package " + packageName + " is unknown"); 21669 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21670 throw new PackageManagerException( 21671 "Package " + packageName + " found on unknown volume " + volumeUuid 21672 + "; expected volume " + ps.volumeUuid); 21673 } else if (!ps.getInstalled(userId)) { 21674 throw new PackageManagerException( 21675 "Package " + packageName + " not installed for user " + userId); 21676 } 21677 } 21678 } 21679 21680 private List<String> collectAbsoluteCodePaths() { 21681 synchronized (mPackages) { 21682 List<String> codePaths = new ArrayList<>(); 21683 final int packageCount = mSettings.mPackages.size(); 21684 for (int i = 0; i < packageCount; i++) { 21685 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21686 codePaths.add(ps.codePath.getAbsolutePath()); 21687 } 21688 return codePaths; 21689 } 21690 } 21691 21692 /** 21693 * Examine all apps present on given mounted volume, and destroy apps that 21694 * aren't expected, either due to uninstallation or reinstallation on 21695 * another volume. 21696 */ 21697 private void reconcileApps(String volumeUuid) { 21698 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21699 List<File> filesToDelete = null; 21700 21701 final File[] files = FileUtils.listFilesOrEmpty( 21702 Environment.getDataAppDirectory(volumeUuid)); 21703 for (File file : files) { 21704 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21705 && !PackageInstallerService.isStageName(file.getName()); 21706 if (!isPackage) { 21707 // Ignore entries which are not packages 21708 continue; 21709 } 21710 21711 String absolutePath = file.getAbsolutePath(); 21712 21713 boolean pathValid = false; 21714 final int absoluteCodePathCount = absoluteCodePaths.size(); 21715 for (int i = 0; i < absoluteCodePathCount; i++) { 21716 String absoluteCodePath = absoluteCodePaths.get(i); 21717 if (absolutePath.startsWith(absoluteCodePath)) { 21718 pathValid = true; 21719 break; 21720 } 21721 } 21722 21723 if (!pathValid) { 21724 if (filesToDelete == null) { 21725 filesToDelete = new ArrayList<>(); 21726 } 21727 filesToDelete.add(file); 21728 } 21729 } 21730 21731 if (filesToDelete != null) { 21732 final int fileToDeleteCount = filesToDelete.size(); 21733 for (int i = 0; i < fileToDeleteCount; i++) { 21734 File fileToDelete = filesToDelete.get(i); 21735 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21736 synchronized (mInstallLock) { 21737 removeCodePathLI(fileToDelete); 21738 } 21739 } 21740 } 21741 } 21742 21743 /** 21744 * Reconcile all app data for the given user. 21745 * <p> 21746 * Verifies that directories exist and that ownership and labeling is 21747 * correct for all installed apps on all mounted volumes. 21748 */ 21749 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21750 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21751 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21752 final String volumeUuid = vol.getFsUuid(); 21753 synchronized (mInstallLock) { 21754 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21755 } 21756 } 21757 } 21758 21759 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21760 boolean migrateAppData) { 21761 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21762 } 21763 21764 /** 21765 * Reconcile all app data on given mounted volume. 21766 * <p> 21767 * Destroys app data that isn't expected, either due to uninstallation or 21768 * reinstallation on another volume. 21769 * <p> 21770 * Verifies that directories exist and that ownership and labeling is 21771 * correct for all installed apps. 21772 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21773 */ 21774 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21775 boolean migrateAppData, boolean onlyCoreApps) { 21776 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21777 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21778 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21779 21780 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21781 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21782 21783 // First look for stale data that doesn't belong, and check if things 21784 // have changed since we did our last restorecon 21785 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21786 if (StorageManager.isFileEncryptedNativeOrEmulated() 21787 && !StorageManager.isUserKeyUnlocked(userId)) { 21788 throw new RuntimeException( 21789 "Yikes, someone asked us to reconcile CE storage while " + userId 21790 + " was still locked; this would have caused massive data loss!"); 21791 } 21792 21793 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21794 for (File file : files) { 21795 final String packageName = file.getName(); 21796 try { 21797 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21798 } catch (PackageManagerException e) { 21799 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21800 try { 21801 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21802 StorageManager.FLAG_STORAGE_CE, 0); 21803 } catch (InstallerException e2) { 21804 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21805 } 21806 } 21807 } 21808 } 21809 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21810 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21811 for (File file : files) { 21812 final String packageName = file.getName(); 21813 try { 21814 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21815 } catch (PackageManagerException e) { 21816 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21817 try { 21818 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21819 StorageManager.FLAG_STORAGE_DE, 0); 21820 } catch (InstallerException e2) { 21821 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21822 } 21823 } 21824 } 21825 } 21826 21827 // Ensure that data directories are ready to roll for all packages 21828 // installed for this volume and user 21829 final List<PackageSetting> packages; 21830 synchronized (mPackages) { 21831 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21832 } 21833 int preparedCount = 0; 21834 for (PackageSetting ps : packages) { 21835 final String packageName = ps.name; 21836 if (ps.pkg == null) { 21837 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21838 // TODO: might be due to legacy ASEC apps; we should circle back 21839 // and reconcile again once they're scanned 21840 continue; 21841 } 21842 // Skip non-core apps if requested 21843 if (onlyCoreApps && !ps.pkg.coreApp) { 21844 result.add(packageName); 21845 continue; 21846 } 21847 21848 if (ps.getInstalled(userId)) { 21849 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21850 preparedCount++; 21851 } 21852 } 21853 21854 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21855 return result; 21856 } 21857 21858 /** 21859 * Prepare app data for the given app just after it was installed or 21860 * upgraded. This method carefully only touches users that it's installed 21861 * for, and it forces a restorecon to handle any seinfo changes. 21862 * <p> 21863 * Verifies that directories exist and that ownership and labeling is 21864 * correct for all installed apps. If there is an ownership mismatch, it 21865 * will try recovering system apps by wiping data; third-party app data is 21866 * left intact. 21867 * <p> 21868 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21869 */ 21870 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21871 final PackageSetting ps; 21872 synchronized (mPackages) { 21873 ps = mSettings.mPackages.get(pkg.packageName); 21874 mSettings.writeKernelMappingLPr(ps); 21875 } 21876 21877 final UserManager um = mContext.getSystemService(UserManager.class); 21878 UserManagerInternal umInternal = getUserManagerInternal(); 21879 for (UserInfo user : um.getUsers()) { 21880 final int flags; 21881 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21882 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21883 } else if (umInternal.isUserRunning(user.id)) { 21884 flags = StorageManager.FLAG_STORAGE_DE; 21885 } else { 21886 continue; 21887 } 21888 21889 if (ps.getInstalled(user.id)) { 21890 // TODO: when user data is locked, mark that we're still dirty 21891 prepareAppDataLIF(pkg, user.id, flags); 21892 } 21893 } 21894 } 21895 21896 /** 21897 * Prepare app data for the given app. 21898 * <p> 21899 * Verifies that directories exist and that ownership and labeling is 21900 * correct for all installed apps. If there is an ownership mismatch, this 21901 * will try recovering system apps by wiping data; third-party app data is 21902 * left intact. 21903 */ 21904 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21905 if (pkg == null) { 21906 Slog.wtf(TAG, "Package was null!", new Throwable()); 21907 return; 21908 } 21909 prepareAppDataLeafLIF(pkg, userId, flags); 21910 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21911 for (int i = 0; i < childCount; i++) { 21912 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21913 } 21914 } 21915 21916 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21917 boolean maybeMigrateAppData) { 21918 prepareAppDataLIF(pkg, userId, flags); 21919 21920 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21921 // We may have just shuffled around app data directories, so 21922 // prepare them one more time 21923 prepareAppDataLIF(pkg, userId, flags); 21924 } 21925 } 21926 21927 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21928 if (DEBUG_APP_DATA) { 21929 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21930 + Integer.toHexString(flags)); 21931 } 21932 21933 final String volumeUuid = pkg.volumeUuid; 21934 final String packageName = pkg.packageName; 21935 final ApplicationInfo app = pkg.applicationInfo; 21936 final int appId = UserHandle.getAppId(app.uid); 21937 21938 Preconditions.checkNotNull(app.seInfo); 21939 21940 long ceDataInode = -1; 21941 try { 21942 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21943 appId, app.seInfo, app.targetSdkVersion); 21944 } catch (InstallerException e) { 21945 if (app.isSystemApp()) { 21946 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21947 + ", but trying to recover: " + e); 21948 destroyAppDataLeafLIF(pkg, userId, flags); 21949 try { 21950 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21951 appId, app.seInfo, app.targetSdkVersion); 21952 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21953 } catch (InstallerException e2) { 21954 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21955 } 21956 } else { 21957 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21958 } 21959 } 21960 21961 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21962 // TODO: mark this structure as dirty so we persist it! 21963 synchronized (mPackages) { 21964 final PackageSetting ps = mSettings.mPackages.get(packageName); 21965 if (ps != null) { 21966 ps.setCeDataInode(ceDataInode, userId); 21967 } 21968 } 21969 } 21970 21971 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21972 } 21973 21974 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21975 if (pkg == null) { 21976 Slog.wtf(TAG, "Package was null!", new Throwable()); 21977 return; 21978 } 21979 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21980 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21981 for (int i = 0; i < childCount; i++) { 21982 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21983 } 21984 } 21985 21986 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21987 final String volumeUuid = pkg.volumeUuid; 21988 final String packageName = pkg.packageName; 21989 final ApplicationInfo app = pkg.applicationInfo; 21990 21991 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21992 // Create a native library symlink only if we have native libraries 21993 // and if the native libraries are 32 bit libraries. We do not provide 21994 // this symlink for 64 bit libraries. 21995 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21996 final String nativeLibPath = app.nativeLibraryDir; 21997 try { 21998 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21999 nativeLibPath, userId); 22000 } catch (InstallerException e) { 22001 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22002 } 22003 } 22004 } 22005 } 22006 22007 /** 22008 * For system apps on non-FBE devices, this method migrates any existing 22009 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22010 * requested by the app. 22011 */ 22012 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22013 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22014 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22015 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22016 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22017 try { 22018 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22019 storageTarget); 22020 } catch (InstallerException e) { 22021 logCriticalInfo(Log.WARN, 22022 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22023 } 22024 return true; 22025 } else { 22026 return false; 22027 } 22028 } 22029 22030 public PackageFreezer freezePackage(String packageName, String killReason) { 22031 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22032 } 22033 22034 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22035 return new PackageFreezer(packageName, userId, killReason); 22036 } 22037 22038 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22039 String killReason) { 22040 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22041 } 22042 22043 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22044 String killReason) { 22045 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22046 return new PackageFreezer(); 22047 } else { 22048 return freezePackage(packageName, userId, killReason); 22049 } 22050 } 22051 22052 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22053 String killReason) { 22054 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22055 } 22056 22057 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22058 String killReason) { 22059 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22060 return new PackageFreezer(); 22061 } else { 22062 return freezePackage(packageName, userId, killReason); 22063 } 22064 } 22065 22066 /** 22067 * Class that freezes and kills the given package upon creation, and 22068 * unfreezes it upon closing. This is typically used when doing surgery on 22069 * app code/data to prevent the app from running while you're working. 22070 */ 22071 private class PackageFreezer implements AutoCloseable { 22072 private final String mPackageName; 22073 private final PackageFreezer[] mChildren; 22074 22075 private final boolean mWeFroze; 22076 22077 private final AtomicBoolean mClosed = new AtomicBoolean(); 22078 private final CloseGuard mCloseGuard = CloseGuard.get(); 22079 22080 /** 22081 * Create and return a stub freezer that doesn't actually do anything, 22082 * typically used when someone requested 22083 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22084 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22085 */ 22086 public PackageFreezer() { 22087 mPackageName = null; 22088 mChildren = null; 22089 mWeFroze = false; 22090 mCloseGuard.open("close"); 22091 } 22092 22093 public PackageFreezer(String packageName, int userId, String killReason) { 22094 synchronized (mPackages) { 22095 mPackageName = packageName; 22096 mWeFroze = mFrozenPackages.add(mPackageName); 22097 22098 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22099 if (ps != null) { 22100 killApplication(ps.name, ps.appId, userId, killReason); 22101 } 22102 22103 final PackageParser.Package p = mPackages.get(packageName); 22104 if (p != null && p.childPackages != null) { 22105 final int N = p.childPackages.size(); 22106 mChildren = new PackageFreezer[N]; 22107 for (int i = 0; i < N; i++) { 22108 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22109 userId, killReason); 22110 } 22111 } else { 22112 mChildren = null; 22113 } 22114 } 22115 mCloseGuard.open("close"); 22116 } 22117 22118 @Override 22119 protected void finalize() throws Throwable { 22120 try { 22121 mCloseGuard.warnIfOpen(); 22122 close(); 22123 } finally { 22124 super.finalize(); 22125 } 22126 } 22127 22128 @Override 22129 public void close() { 22130 mCloseGuard.close(); 22131 if (mClosed.compareAndSet(false, true)) { 22132 synchronized (mPackages) { 22133 if (mWeFroze) { 22134 mFrozenPackages.remove(mPackageName); 22135 } 22136 22137 if (mChildren != null) { 22138 for (PackageFreezer freezer : mChildren) { 22139 freezer.close(); 22140 } 22141 } 22142 } 22143 } 22144 } 22145 } 22146 22147 /** 22148 * Verify that given package is currently frozen. 22149 */ 22150 private void checkPackageFrozen(String packageName) { 22151 synchronized (mPackages) { 22152 if (!mFrozenPackages.contains(packageName)) { 22153 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22154 } 22155 } 22156 } 22157 22158 @Override 22159 public int movePackage(final String packageName, final String volumeUuid) { 22160 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22161 22162 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22163 final int moveId = mNextMoveId.getAndIncrement(); 22164 mHandler.post(new Runnable() { 22165 @Override 22166 public void run() { 22167 try { 22168 movePackageInternal(packageName, volumeUuid, moveId, user); 22169 } catch (PackageManagerException e) { 22170 Slog.w(TAG, "Failed to move " + packageName, e); 22171 mMoveCallbacks.notifyStatusChanged(moveId, 22172 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22173 } 22174 } 22175 }); 22176 return moveId; 22177 } 22178 22179 private void movePackageInternal(final String packageName, final String volumeUuid, 22180 final int moveId, UserHandle user) throws PackageManagerException { 22181 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22182 final PackageManager pm = mContext.getPackageManager(); 22183 22184 final boolean currentAsec; 22185 final String currentVolumeUuid; 22186 final File codeFile; 22187 final String installerPackageName; 22188 final String packageAbiOverride; 22189 final int appId; 22190 final String seinfo; 22191 final String label; 22192 final int targetSdkVersion; 22193 final PackageFreezer freezer; 22194 final int[] installedUserIds; 22195 22196 // reader 22197 synchronized (mPackages) { 22198 final PackageParser.Package pkg = mPackages.get(packageName); 22199 final PackageSetting ps = mSettings.mPackages.get(packageName); 22200 if (pkg == null || ps == null) { 22201 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22202 } 22203 22204 if (pkg.applicationInfo.isSystemApp()) { 22205 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22206 "Cannot move system application"); 22207 } 22208 22209 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22210 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22211 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22212 if (isInternalStorage && !allow3rdPartyOnInternal) { 22213 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22214 "3rd party apps are not allowed on internal storage"); 22215 } 22216 22217 if (pkg.applicationInfo.isExternalAsec()) { 22218 currentAsec = true; 22219 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22220 } else if (pkg.applicationInfo.isForwardLocked()) { 22221 currentAsec = true; 22222 currentVolumeUuid = "forward_locked"; 22223 } else { 22224 currentAsec = false; 22225 currentVolumeUuid = ps.volumeUuid; 22226 22227 final File probe = new File(pkg.codePath); 22228 final File probeOat = new File(probe, "oat"); 22229 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22230 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22231 "Move only supported for modern cluster style installs"); 22232 } 22233 } 22234 22235 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22236 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22237 "Package already moved to " + volumeUuid); 22238 } 22239 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22240 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22241 "Device admin cannot be moved"); 22242 } 22243 22244 if (mFrozenPackages.contains(packageName)) { 22245 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22246 "Failed to move already frozen package"); 22247 } 22248 22249 codeFile = new File(pkg.codePath); 22250 installerPackageName = ps.installerPackageName; 22251 packageAbiOverride = ps.cpuAbiOverrideString; 22252 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22253 seinfo = pkg.applicationInfo.seInfo; 22254 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22255 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22256 freezer = freezePackage(packageName, "movePackageInternal"); 22257 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22258 } 22259 22260 final Bundle extras = new Bundle(); 22261 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22262 extras.putString(Intent.EXTRA_TITLE, label); 22263 mMoveCallbacks.notifyCreated(moveId, extras); 22264 22265 int installFlags; 22266 final boolean moveCompleteApp; 22267 final File measurePath; 22268 22269 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22270 installFlags = INSTALL_INTERNAL; 22271 moveCompleteApp = !currentAsec; 22272 measurePath = Environment.getDataAppDirectory(volumeUuid); 22273 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22274 installFlags = INSTALL_EXTERNAL; 22275 moveCompleteApp = false; 22276 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22277 } else { 22278 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22279 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22280 || !volume.isMountedWritable()) { 22281 freezer.close(); 22282 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22283 "Move location not mounted private volume"); 22284 } 22285 22286 Preconditions.checkState(!currentAsec); 22287 22288 installFlags = INSTALL_INTERNAL; 22289 moveCompleteApp = true; 22290 measurePath = Environment.getDataAppDirectory(volumeUuid); 22291 } 22292 22293 final PackageStats stats = new PackageStats(null, -1); 22294 synchronized (mInstaller) { 22295 for (int userId : installedUserIds) { 22296 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22297 freezer.close(); 22298 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22299 "Failed to measure package size"); 22300 } 22301 } 22302 } 22303 22304 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22305 + stats.dataSize); 22306 22307 final long startFreeBytes = measurePath.getFreeSpace(); 22308 final long sizeBytes; 22309 if (moveCompleteApp) { 22310 sizeBytes = stats.codeSize + stats.dataSize; 22311 } else { 22312 sizeBytes = stats.codeSize; 22313 } 22314 22315 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22316 freezer.close(); 22317 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22318 "Not enough free space to move"); 22319 } 22320 22321 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22322 22323 final CountDownLatch installedLatch = new CountDownLatch(1); 22324 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22325 @Override 22326 public void onUserActionRequired(Intent intent) throws RemoteException { 22327 throw new IllegalStateException(); 22328 } 22329 22330 @Override 22331 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22332 Bundle extras) throws RemoteException { 22333 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22334 + PackageManager.installStatusToString(returnCode, msg)); 22335 22336 installedLatch.countDown(); 22337 freezer.close(); 22338 22339 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22340 switch (status) { 22341 case PackageInstaller.STATUS_SUCCESS: 22342 mMoveCallbacks.notifyStatusChanged(moveId, 22343 PackageManager.MOVE_SUCCEEDED); 22344 break; 22345 case PackageInstaller.STATUS_FAILURE_STORAGE: 22346 mMoveCallbacks.notifyStatusChanged(moveId, 22347 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22348 break; 22349 default: 22350 mMoveCallbacks.notifyStatusChanged(moveId, 22351 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22352 break; 22353 } 22354 } 22355 }; 22356 22357 final MoveInfo move; 22358 if (moveCompleteApp) { 22359 // Kick off a thread to report progress estimates 22360 new Thread() { 22361 @Override 22362 public void run() { 22363 while (true) { 22364 try { 22365 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22366 break; 22367 } 22368 } catch (InterruptedException ignored) { 22369 } 22370 22371 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22372 final int progress = 10 + (int) MathUtils.constrain( 22373 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22374 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22375 } 22376 } 22377 }.start(); 22378 22379 final String dataAppName = codeFile.getName(); 22380 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22381 dataAppName, appId, seinfo, targetSdkVersion); 22382 } else { 22383 move = null; 22384 } 22385 22386 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22387 22388 final Message msg = mHandler.obtainMessage(INIT_COPY); 22389 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22390 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22391 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22392 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22393 PackageManager.INSTALL_REASON_UNKNOWN); 22394 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22395 msg.obj = params; 22396 22397 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22398 System.identityHashCode(msg.obj)); 22399 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22400 System.identityHashCode(msg.obj)); 22401 22402 mHandler.sendMessage(msg); 22403 } 22404 22405 @Override 22406 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22407 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22408 22409 final int realMoveId = mNextMoveId.getAndIncrement(); 22410 final Bundle extras = new Bundle(); 22411 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22412 mMoveCallbacks.notifyCreated(realMoveId, extras); 22413 22414 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22415 @Override 22416 public void onCreated(int moveId, Bundle extras) { 22417 // Ignored 22418 } 22419 22420 @Override 22421 public void onStatusChanged(int moveId, int status, long estMillis) { 22422 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22423 } 22424 }; 22425 22426 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22427 storage.setPrimaryStorageUuid(volumeUuid, callback); 22428 return realMoveId; 22429 } 22430 22431 @Override 22432 public int getMoveStatus(int moveId) { 22433 mContext.enforceCallingOrSelfPermission( 22434 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22435 return mMoveCallbacks.mLastStatus.get(moveId); 22436 } 22437 22438 @Override 22439 public void registerMoveCallback(IPackageMoveObserver callback) { 22440 mContext.enforceCallingOrSelfPermission( 22441 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22442 mMoveCallbacks.register(callback); 22443 } 22444 22445 @Override 22446 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22447 mContext.enforceCallingOrSelfPermission( 22448 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22449 mMoveCallbacks.unregister(callback); 22450 } 22451 22452 @Override 22453 public boolean setInstallLocation(int loc) { 22454 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22455 null); 22456 if (getInstallLocation() == loc) { 22457 return true; 22458 } 22459 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22460 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22461 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22462 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22463 return true; 22464 } 22465 return false; 22466 } 22467 22468 @Override 22469 public int getInstallLocation() { 22470 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22471 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22472 PackageHelper.APP_INSTALL_AUTO); 22473 } 22474 22475 /** Called by UserManagerService */ 22476 void cleanUpUser(UserManagerService userManager, int userHandle) { 22477 synchronized (mPackages) { 22478 mDirtyUsers.remove(userHandle); 22479 mUserNeedsBadging.delete(userHandle); 22480 mSettings.removeUserLPw(userHandle); 22481 mPendingBroadcasts.remove(userHandle); 22482 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22483 removeUnusedPackagesLPw(userManager, userHandle); 22484 } 22485 } 22486 22487 /** 22488 * We're removing userHandle and would like to remove any downloaded packages 22489 * that are no longer in use by any other user. 22490 * @param userHandle the user being removed 22491 */ 22492 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22493 final boolean DEBUG_CLEAN_APKS = false; 22494 int [] users = userManager.getUserIds(); 22495 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22496 while (psit.hasNext()) { 22497 PackageSetting ps = psit.next(); 22498 if (ps.pkg == null) { 22499 continue; 22500 } 22501 final String packageName = ps.pkg.packageName; 22502 // Skip over if system app 22503 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22504 continue; 22505 } 22506 if (DEBUG_CLEAN_APKS) { 22507 Slog.i(TAG, "Checking package " + packageName); 22508 } 22509 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22510 if (keep) { 22511 if (DEBUG_CLEAN_APKS) { 22512 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22513 } 22514 } else { 22515 for (int i = 0; i < users.length; i++) { 22516 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22517 keep = true; 22518 if (DEBUG_CLEAN_APKS) { 22519 Slog.i(TAG, " Keeping package " + packageName + " for user " 22520 + users[i]); 22521 } 22522 break; 22523 } 22524 } 22525 } 22526 if (!keep) { 22527 if (DEBUG_CLEAN_APKS) { 22528 Slog.i(TAG, " Removing package " + packageName); 22529 } 22530 mHandler.post(new Runnable() { 22531 public void run() { 22532 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22533 userHandle, 0); 22534 } //end run 22535 }); 22536 } 22537 } 22538 } 22539 22540 /** Called by UserManagerService */ 22541 void createNewUser(int userId, String[] disallowedPackages) { 22542 synchronized (mInstallLock) { 22543 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22544 } 22545 synchronized (mPackages) { 22546 scheduleWritePackageRestrictionsLocked(userId); 22547 scheduleWritePackageListLocked(userId); 22548 applyFactoryDefaultBrowserLPw(userId); 22549 primeDomainVerificationsLPw(userId); 22550 } 22551 } 22552 22553 void onNewUserCreated(final int userId) { 22554 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22555 // If permission review for legacy apps is required, we represent 22556 // dagerous permissions for such apps as always granted runtime 22557 // permissions to keep per user flag state whether review is needed. 22558 // Hence, if a new user is added we have to propagate dangerous 22559 // permission grants for these legacy apps. 22560 if (mPermissionReviewRequired) { 22561 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22562 | UPDATE_PERMISSIONS_REPLACE_ALL); 22563 } 22564 } 22565 22566 @Override 22567 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22568 mContext.enforceCallingOrSelfPermission( 22569 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22570 "Only package verification agents can read the verifier device identity"); 22571 22572 synchronized (mPackages) { 22573 return mSettings.getVerifierDeviceIdentityLPw(); 22574 } 22575 } 22576 22577 @Override 22578 public void setPermissionEnforced(String permission, boolean enforced) { 22579 // TODO: Now that we no longer change GID for storage, this should to away. 22580 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22581 "setPermissionEnforced"); 22582 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22583 synchronized (mPackages) { 22584 if (mSettings.mReadExternalStorageEnforced == null 22585 || mSettings.mReadExternalStorageEnforced != enforced) { 22586 mSettings.mReadExternalStorageEnforced = enforced; 22587 mSettings.writeLPr(); 22588 } 22589 } 22590 // kill any non-foreground processes so we restart them and 22591 // grant/revoke the GID. 22592 final IActivityManager am = ActivityManager.getService(); 22593 if (am != null) { 22594 final long token = Binder.clearCallingIdentity(); 22595 try { 22596 am.killProcessesBelowForeground("setPermissionEnforcement"); 22597 } catch (RemoteException e) { 22598 } finally { 22599 Binder.restoreCallingIdentity(token); 22600 } 22601 } 22602 } else { 22603 throw new IllegalArgumentException("No selective enforcement for " + permission); 22604 } 22605 } 22606 22607 @Override 22608 @Deprecated 22609 public boolean isPermissionEnforced(String permission) { 22610 return true; 22611 } 22612 22613 @Override 22614 public boolean isStorageLow() { 22615 final long token = Binder.clearCallingIdentity(); 22616 try { 22617 final DeviceStorageMonitorInternal 22618 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22619 if (dsm != null) { 22620 return dsm.isMemoryLow(); 22621 } else { 22622 return false; 22623 } 22624 } finally { 22625 Binder.restoreCallingIdentity(token); 22626 } 22627 } 22628 22629 @Override 22630 public IPackageInstaller getPackageInstaller() { 22631 return mInstallerService; 22632 } 22633 22634 private boolean userNeedsBadging(int userId) { 22635 int index = mUserNeedsBadging.indexOfKey(userId); 22636 if (index < 0) { 22637 final UserInfo userInfo; 22638 final long token = Binder.clearCallingIdentity(); 22639 try { 22640 userInfo = sUserManager.getUserInfo(userId); 22641 } finally { 22642 Binder.restoreCallingIdentity(token); 22643 } 22644 final boolean b; 22645 if (userInfo != null && userInfo.isManagedProfile()) { 22646 b = true; 22647 } else { 22648 b = false; 22649 } 22650 mUserNeedsBadging.put(userId, b); 22651 return b; 22652 } 22653 return mUserNeedsBadging.valueAt(index); 22654 } 22655 22656 @Override 22657 public KeySet getKeySetByAlias(String packageName, String alias) { 22658 if (packageName == null || alias == null) { 22659 return null; 22660 } 22661 synchronized(mPackages) { 22662 final PackageParser.Package pkg = mPackages.get(packageName); 22663 if (pkg == null) { 22664 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22665 throw new IllegalArgumentException("Unknown package: " + packageName); 22666 } 22667 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22668 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22669 } 22670 } 22671 22672 @Override 22673 public KeySet getSigningKeySet(String packageName) { 22674 if (packageName == null) { 22675 return null; 22676 } 22677 synchronized(mPackages) { 22678 final PackageParser.Package pkg = mPackages.get(packageName); 22679 if (pkg == null) { 22680 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22681 throw new IllegalArgumentException("Unknown package: " + packageName); 22682 } 22683 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22684 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22685 throw new SecurityException("May not access signing KeySet of other apps."); 22686 } 22687 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22688 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22689 } 22690 } 22691 22692 @Override 22693 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22694 if (packageName == null || ks == null) { 22695 return false; 22696 } 22697 synchronized(mPackages) { 22698 final PackageParser.Package pkg = mPackages.get(packageName); 22699 if (pkg == null) { 22700 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22701 throw new IllegalArgumentException("Unknown package: " + packageName); 22702 } 22703 IBinder ksh = ks.getToken(); 22704 if (ksh instanceof KeySetHandle) { 22705 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22706 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22707 } 22708 return false; 22709 } 22710 } 22711 22712 @Override 22713 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22714 if (packageName == null || ks == null) { 22715 return false; 22716 } 22717 synchronized(mPackages) { 22718 final PackageParser.Package pkg = mPackages.get(packageName); 22719 if (pkg == null) { 22720 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22721 throw new IllegalArgumentException("Unknown package: " + packageName); 22722 } 22723 IBinder ksh = ks.getToken(); 22724 if (ksh instanceof KeySetHandle) { 22725 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22726 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22727 } 22728 return false; 22729 } 22730 } 22731 22732 private void deletePackageIfUnusedLPr(final String packageName) { 22733 PackageSetting ps = mSettings.mPackages.get(packageName); 22734 if (ps == null) { 22735 return; 22736 } 22737 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22738 // TODO Implement atomic delete if package is unused 22739 // It is currently possible that the package will be deleted even if it is installed 22740 // after this method returns. 22741 mHandler.post(new Runnable() { 22742 public void run() { 22743 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22744 0, PackageManager.DELETE_ALL_USERS); 22745 } 22746 }); 22747 } 22748 } 22749 22750 /** 22751 * Check and throw if the given before/after packages would be considered a 22752 * downgrade. 22753 */ 22754 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22755 throws PackageManagerException { 22756 if (after.versionCode < before.mVersionCode) { 22757 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22758 "Update version code " + after.versionCode + " is older than current " 22759 + before.mVersionCode); 22760 } else if (after.versionCode == before.mVersionCode) { 22761 if (after.baseRevisionCode < before.baseRevisionCode) { 22762 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22763 "Update base revision code " + after.baseRevisionCode 22764 + " is older than current " + before.baseRevisionCode); 22765 } 22766 22767 if (!ArrayUtils.isEmpty(after.splitNames)) { 22768 for (int i = 0; i < after.splitNames.length; i++) { 22769 final String splitName = after.splitNames[i]; 22770 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22771 if (j != -1) { 22772 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22773 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22774 "Update split " + splitName + " revision code " 22775 + after.splitRevisionCodes[i] + " is older than current " 22776 + before.splitRevisionCodes[j]); 22777 } 22778 } 22779 } 22780 } 22781 } 22782 } 22783 22784 private static class MoveCallbacks extends Handler { 22785 private static final int MSG_CREATED = 1; 22786 private static final int MSG_STATUS_CHANGED = 2; 22787 22788 private final RemoteCallbackList<IPackageMoveObserver> 22789 mCallbacks = new RemoteCallbackList<>(); 22790 22791 private final SparseIntArray mLastStatus = new SparseIntArray(); 22792 22793 public MoveCallbacks(Looper looper) { 22794 super(looper); 22795 } 22796 22797 public void register(IPackageMoveObserver callback) { 22798 mCallbacks.register(callback); 22799 } 22800 22801 public void unregister(IPackageMoveObserver callback) { 22802 mCallbacks.unregister(callback); 22803 } 22804 22805 @Override 22806 public void handleMessage(Message msg) { 22807 final SomeArgs args = (SomeArgs) msg.obj; 22808 final int n = mCallbacks.beginBroadcast(); 22809 for (int i = 0; i < n; i++) { 22810 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22811 try { 22812 invokeCallback(callback, msg.what, args); 22813 } catch (RemoteException ignored) { 22814 } 22815 } 22816 mCallbacks.finishBroadcast(); 22817 args.recycle(); 22818 } 22819 22820 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22821 throws RemoteException { 22822 switch (what) { 22823 case MSG_CREATED: { 22824 callback.onCreated(args.argi1, (Bundle) args.arg2); 22825 break; 22826 } 22827 case MSG_STATUS_CHANGED: { 22828 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22829 break; 22830 } 22831 } 22832 } 22833 22834 private void notifyCreated(int moveId, Bundle extras) { 22835 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22836 22837 final SomeArgs args = SomeArgs.obtain(); 22838 args.argi1 = moveId; 22839 args.arg2 = extras; 22840 obtainMessage(MSG_CREATED, args).sendToTarget(); 22841 } 22842 22843 private void notifyStatusChanged(int moveId, int status) { 22844 notifyStatusChanged(moveId, status, -1); 22845 } 22846 22847 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22848 Slog.v(TAG, "Move " + moveId + " status " + status); 22849 22850 final SomeArgs args = SomeArgs.obtain(); 22851 args.argi1 = moveId; 22852 args.argi2 = status; 22853 args.arg3 = estMillis; 22854 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22855 22856 synchronized (mLastStatus) { 22857 mLastStatus.put(moveId, status); 22858 } 22859 } 22860 } 22861 22862 private final static class OnPermissionChangeListeners extends Handler { 22863 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22864 22865 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22866 new RemoteCallbackList<>(); 22867 22868 public OnPermissionChangeListeners(Looper looper) { 22869 super(looper); 22870 } 22871 22872 @Override 22873 public void handleMessage(Message msg) { 22874 switch (msg.what) { 22875 case MSG_ON_PERMISSIONS_CHANGED: { 22876 final int uid = msg.arg1; 22877 handleOnPermissionsChanged(uid); 22878 } break; 22879 } 22880 } 22881 22882 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22883 mPermissionListeners.register(listener); 22884 22885 } 22886 22887 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22888 mPermissionListeners.unregister(listener); 22889 } 22890 22891 public void onPermissionsChanged(int uid) { 22892 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22893 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22894 } 22895 } 22896 22897 private void handleOnPermissionsChanged(int uid) { 22898 final int count = mPermissionListeners.beginBroadcast(); 22899 try { 22900 for (int i = 0; i < count; i++) { 22901 IOnPermissionsChangeListener callback = mPermissionListeners 22902 .getBroadcastItem(i); 22903 try { 22904 callback.onPermissionsChanged(uid); 22905 } catch (RemoteException e) { 22906 Log.e(TAG, "Permission listener is dead", e); 22907 } 22908 } 22909 } finally { 22910 mPermissionListeners.finishBroadcast(); 22911 } 22912 } 22913 } 22914 22915 private class PackageManagerInternalImpl extends PackageManagerInternal { 22916 @Override 22917 public void setLocationPackagesProvider(PackagesProvider provider) { 22918 synchronized (mPackages) { 22919 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22920 } 22921 } 22922 22923 @Override 22924 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22925 synchronized (mPackages) { 22926 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22927 } 22928 } 22929 22930 @Override 22931 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22932 synchronized (mPackages) { 22933 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22934 } 22935 } 22936 22937 @Override 22938 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22939 synchronized (mPackages) { 22940 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22941 } 22942 } 22943 22944 @Override 22945 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22946 synchronized (mPackages) { 22947 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22948 } 22949 } 22950 22951 @Override 22952 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22953 synchronized (mPackages) { 22954 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22955 } 22956 } 22957 22958 @Override 22959 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22960 synchronized (mPackages) { 22961 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22962 packageName, userId); 22963 } 22964 } 22965 22966 @Override 22967 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22968 synchronized (mPackages) { 22969 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22970 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22971 packageName, userId); 22972 } 22973 } 22974 22975 @Override 22976 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22977 synchronized (mPackages) { 22978 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22979 packageName, userId); 22980 } 22981 } 22982 22983 @Override 22984 public void setKeepUninstalledPackages(final List<String> packageList) { 22985 Preconditions.checkNotNull(packageList); 22986 List<String> removedFromList = null; 22987 synchronized (mPackages) { 22988 if (mKeepUninstalledPackages != null) { 22989 final int packagesCount = mKeepUninstalledPackages.size(); 22990 for (int i = 0; i < packagesCount; i++) { 22991 String oldPackage = mKeepUninstalledPackages.get(i); 22992 if (packageList != null && packageList.contains(oldPackage)) { 22993 continue; 22994 } 22995 if (removedFromList == null) { 22996 removedFromList = new ArrayList<>(); 22997 } 22998 removedFromList.add(oldPackage); 22999 } 23000 } 23001 mKeepUninstalledPackages = new ArrayList<>(packageList); 23002 if (removedFromList != null) { 23003 final int removedCount = removedFromList.size(); 23004 for (int i = 0; i < removedCount; i++) { 23005 deletePackageIfUnusedLPr(removedFromList.get(i)); 23006 } 23007 } 23008 } 23009 } 23010 23011 @Override 23012 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23013 synchronized (mPackages) { 23014 // If we do not support permission review, done. 23015 if (!mPermissionReviewRequired) { 23016 return false; 23017 } 23018 23019 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23020 if (packageSetting == null) { 23021 return false; 23022 } 23023 23024 // Permission review applies only to apps not supporting the new permission model. 23025 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23026 return false; 23027 } 23028 23029 // Legacy apps have the permission and get user consent on launch. 23030 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23031 return permissionsState.isPermissionReviewRequired(userId); 23032 } 23033 } 23034 23035 @Override 23036 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 23037 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 23038 } 23039 23040 @Override 23041 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23042 int userId) { 23043 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23044 } 23045 23046 @Override 23047 public void setDeviceAndProfileOwnerPackages( 23048 int deviceOwnerUserId, String deviceOwnerPackage, 23049 SparseArray<String> profileOwnerPackages) { 23050 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23051 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23052 } 23053 23054 @Override 23055 public boolean isPackageDataProtected(int userId, String packageName) { 23056 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23057 } 23058 23059 @Override 23060 public boolean isPackageEphemeral(int userId, String packageName) { 23061 synchronized (mPackages) { 23062 final PackageSetting ps = mSettings.mPackages.get(packageName); 23063 return ps != null ? ps.getInstantApp(userId) : false; 23064 } 23065 } 23066 23067 @Override 23068 public boolean wasPackageEverLaunched(String packageName, int userId) { 23069 synchronized (mPackages) { 23070 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23071 } 23072 } 23073 23074 @Override 23075 public void grantRuntimePermission(String packageName, String name, int userId, 23076 boolean overridePolicy) { 23077 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23078 overridePolicy); 23079 } 23080 23081 @Override 23082 public void revokeRuntimePermission(String packageName, String name, int userId, 23083 boolean overridePolicy) { 23084 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23085 overridePolicy); 23086 } 23087 23088 @Override 23089 public String getNameForUid(int uid) { 23090 return PackageManagerService.this.getNameForUid(uid); 23091 } 23092 23093 @Override 23094 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23095 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23096 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23097 responseObj, origIntent, resolvedType, callingPackage, userId); 23098 } 23099 23100 @Override 23101 public void grantEphemeralAccess(int userId, Intent intent, 23102 int targetAppId, int ephemeralAppId) { 23103 synchronized (mPackages) { 23104 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23105 targetAppId, ephemeralAppId); 23106 } 23107 } 23108 23109 @Override 23110 public void pruneInstantApps() { 23111 synchronized (mPackages) { 23112 mInstantAppRegistry.pruneInstantAppsLPw(); 23113 } 23114 } 23115 23116 @Override 23117 public String getSetupWizardPackageName() { 23118 return mSetupWizardPackage; 23119 } 23120 23121 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23122 if (policy != null) { 23123 mExternalSourcesPolicy = policy; 23124 } 23125 } 23126 23127 @Override 23128 public boolean isPackagePersistent(String packageName) { 23129 synchronized (mPackages) { 23130 PackageParser.Package pkg = mPackages.get(packageName); 23131 return pkg != null 23132 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23133 | ApplicationInfo.FLAG_PERSISTENT)) == 23134 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23135 : false; 23136 } 23137 } 23138 23139 @Override 23140 public List<PackageInfo> getOverlayPackages(int userId) { 23141 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23142 synchronized (mPackages) { 23143 for (PackageParser.Package p : mPackages.values()) { 23144 if (p.mOverlayTarget != null) { 23145 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23146 if (pkg != null) { 23147 overlayPackages.add(pkg); 23148 } 23149 } 23150 } 23151 } 23152 return overlayPackages; 23153 } 23154 23155 @Override 23156 public List<String> getTargetPackageNames(int userId) { 23157 List<String> targetPackages = new ArrayList<>(); 23158 synchronized (mPackages) { 23159 for (PackageParser.Package p : mPackages.values()) { 23160 if (p.mOverlayTarget == null) { 23161 targetPackages.add(p.packageName); 23162 } 23163 } 23164 } 23165 return targetPackages; 23166 } 23167 23168 @Override 23169 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23170 @Nullable List<String> overlayPackageNames) { 23171 synchronized (mPackages) { 23172 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23173 Slog.e(TAG, "failed to find package " + targetPackageName); 23174 return false; 23175 } 23176 23177 ArrayList<String> paths = null; 23178 if (overlayPackageNames != null) { 23179 final int N = overlayPackageNames.size(); 23180 paths = new ArrayList<>(N); 23181 for (int i = 0; i < N; i++) { 23182 final String packageName = overlayPackageNames.get(i); 23183 final PackageParser.Package pkg = mPackages.get(packageName); 23184 if (pkg == null) { 23185 Slog.e(TAG, "failed to find package " + packageName); 23186 return false; 23187 } 23188 paths.add(pkg.baseCodePath); 23189 } 23190 } 23191 23192 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23193 mEnabledOverlayPaths.get(userId); 23194 if (userSpecificOverlays == null) { 23195 userSpecificOverlays = new ArrayMap<>(); 23196 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23197 } 23198 23199 if (paths != null && paths.size() > 0) { 23200 userSpecificOverlays.put(targetPackageName, paths); 23201 } else { 23202 userSpecificOverlays.remove(targetPackageName); 23203 } 23204 return true; 23205 } 23206 } 23207 23208 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23209 int flags, int userId) { 23210 return resolveIntentInternal( 23211 intent, resolvedType, flags, userId, true /*includeInstantApp*/); 23212 } 23213 } 23214 23215 @Override 23216 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23217 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23218 synchronized (mPackages) { 23219 final long identity = Binder.clearCallingIdentity(); 23220 try { 23221 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23222 packageNames, userId); 23223 } finally { 23224 Binder.restoreCallingIdentity(identity); 23225 } 23226 } 23227 } 23228 23229 @Override 23230 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23231 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23232 synchronized (mPackages) { 23233 final long identity = Binder.clearCallingIdentity(); 23234 try { 23235 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23236 packageNames, userId); 23237 } finally { 23238 Binder.restoreCallingIdentity(identity); 23239 } 23240 } 23241 } 23242 23243 private static void enforceSystemOrPhoneCaller(String tag) { 23244 int callingUid = Binder.getCallingUid(); 23245 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23246 throw new SecurityException( 23247 "Cannot call " + tag + " from UID " + callingUid); 23248 } 23249 } 23250 23251 boolean isHistoricalPackageUsageAvailable() { 23252 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23253 } 23254 23255 /** 23256 * Return a <b>copy</b> of the collection of packages known to the package manager. 23257 * @return A copy of the values of mPackages. 23258 */ 23259 Collection<PackageParser.Package> getPackages() { 23260 synchronized (mPackages) { 23261 return new ArrayList<>(mPackages.values()); 23262 } 23263 } 23264 23265 /** 23266 * Logs process start information (including base APK hash) to the security log. 23267 * @hide 23268 */ 23269 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23270 String apkFile, int pid) { 23271 if (!SecurityLog.isLoggingEnabled()) { 23272 return; 23273 } 23274 Bundle data = new Bundle(); 23275 data.putLong("startTimestamp", System.currentTimeMillis()); 23276 data.putString("processName", processName); 23277 data.putInt("uid", uid); 23278 data.putString("seinfo", seinfo); 23279 data.putString("apkFile", apkFile); 23280 data.putInt("pid", pid); 23281 Message msg = mProcessLoggingHandler.obtainMessage( 23282 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23283 msg.setData(data); 23284 mProcessLoggingHandler.sendMessage(msg); 23285 } 23286 23287 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23288 return mCompilerStats.getPackageStats(pkgName); 23289 } 23290 23291 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23292 return getOrCreateCompilerPackageStats(pkg.packageName); 23293 } 23294 23295 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23296 return mCompilerStats.getOrCreatePackageStats(pkgName); 23297 } 23298 23299 public void deleteCompilerPackageStats(String pkgName) { 23300 mCompilerStats.deletePackageStats(pkgName); 23301 } 23302 23303 @Override 23304 public int getInstallReason(String packageName, int userId) { 23305 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23306 true /* requireFullPermission */, false /* checkShell */, 23307 "get install reason"); 23308 synchronized (mPackages) { 23309 final PackageSetting ps = mSettings.mPackages.get(packageName); 23310 if (ps != null) { 23311 return ps.getInstallReason(userId); 23312 } 23313 } 23314 return PackageManager.INSTALL_REASON_UNKNOWN; 23315 } 23316 23317 @Override 23318 public boolean canRequestPackageInstalls(String packageName, int userId) { 23319 int callingUid = Binder.getCallingUid(); 23320 int uid = getPackageUid(packageName, 0, userId); 23321 if (callingUid != uid && callingUid != Process.ROOT_UID 23322 && callingUid != Process.SYSTEM_UID) { 23323 throw new SecurityException( 23324 "Caller uid " + callingUid + " does not own package " + packageName); 23325 } 23326 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23327 if (info == null) { 23328 return false; 23329 } 23330 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23331 throw new UnsupportedOperationException( 23332 "Operation only supported on apps targeting Android O or higher"); 23333 } 23334 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23335 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23336 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23337 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23338 } 23339 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23340 return false; 23341 } 23342 if (mExternalSourcesPolicy != null) { 23343 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23344 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23345 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23346 } 23347 } 23348 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23349 } 23350 23351 @Override 23352 public ComponentName getInstantAppResolverSettingsComponent() { 23353 return mInstantAppResolverSettingsComponent; 23354 } 23355} 23356