PackageManagerService.java revision aaee062899d41513840fd11fe2df73604ceb80ea
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.InstantAppInfo; 132import android.content.pm.EphemeralRequest; 133import android.content.pm.EphemeralResolveInfo; 134import android.content.pm.AuxiliaryResolveInfo; 135import android.content.pm.FallbackCategoryProvider; 136import android.content.pm.FeatureInfo; 137import android.content.pm.IOnPermissionsChangeListener; 138import android.content.pm.IPackageDataObserver; 139import android.content.pm.IPackageDeleteObserver; 140import android.content.pm.IPackageDeleteObserver2; 141import android.content.pm.IPackageInstallObserver2; 142import android.content.pm.IPackageInstaller; 143import android.content.pm.IPackageManager; 144import android.content.pm.IPackageMoveObserver; 145import android.content.pm.IPackageStatsObserver; 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.StorageManagerInternal; 208import android.os.storage.StorageEventListener; 209import android.os.storage.StorageManager; 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.system.ErrnoException; 217import android.system.Os; 218import android.text.TextUtils; 219import android.text.format.DateUtils; 220import android.util.ArrayMap; 221import android.util.ArraySet; 222import android.util.Base64; 223import android.util.DisplayMetrics; 224import android.util.EventLog; 225import android.util.ExceptionUtils; 226import android.util.Log; 227import android.util.LogPrinter; 228import android.util.MathUtils; 229import android.util.PackageUtils; 230import android.util.Pair; 231import android.util.PrintStreamPrinter; 232import android.util.Slog; 233import android.util.SparseArray; 234import android.util.SparseBooleanArray; 235import android.util.SparseIntArray; 236import android.util.Xml; 237import android.util.jar.StrictJarFile; 238import android.view.Display; 239 240import com.android.internal.R; 241import com.android.internal.annotations.GuardedBy; 242import com.android.internal.app.IMediaContainerService; 243import com.android.internal.app.ResolverActivity; 244import com.android.internal.content.NativeLibraryHelper; 245import com.android.internal.content.PackageHelper; 246import com.android.internal.logging.MetricsLogger; 247import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 248import com.android.internal.os.IParcelFileDescriptorFactory; 249import com.android.internal.os.RoSystemProperties; 250import com.android.internal.os.SomeArgs; 251import com.android.internal.os.Zygote; 252import com.android.internal.telephony.CarrierAppUtils; 253import com.android.internal.util.ArrayUtils; 254import com.android.internal.util.ConcurrentUtils; 255import com.android.internal.util.FastPrintWriter; 256import com.android.internal.util.FastXmlSerializer; 257import com.android.internal.util.IndentingPrintWriter; 258import com.android.internal.util.Preconditions; 259import com.android.internal.util.XmlUtils; 260import com.android.server.AttributeCache; 261import com.android.server.BackgroundDexOptJobService; 262import com.android.server.DeviceIdleController; 263import com.android.server.EventLogTags; 264import com.android.server.FgThread; 265import com.android.server.IntentResolver; 266import com.android.server.LocalServices; 267import com.android.server.ServiceThread; 268import com.android.server.SystemConfig; 269import com.android.server.SystemServerInitThreadPool; 270import com.android.server.Watchdog; 271import com.android.server.net.NetworkPolicyManagerInternal; 272import com.android.server.pm.Installer.InstallerException; 273import com.android.server.pm.PermissionsState.PermissionState; 274import com.android.server.pm.Settings.DatabaseVersion; 275import com.android.server.pm.Settings.VersionInfo; 276import com.android.server.pm.dex.DexManager; 277import com.android.server.storage.DeviceStorageMonitorInternal; 278 279import dalvik.system.CloseGuard; 280import dalvik.system.DexFile; 281import dalvik.system.VMRuntime; 282 283import libcore.io.IoUtils; 284import libcore.util.EmptyArray; 285 286import org.xmlpull.v1.XmlPullParser; 287import org.xmlpull.v1.XmlPullParserException; 288import org.xmlpull.v1.XmlSerializer; 289 290import java.io.BufferedOutputStream; 291import java.io.BufferedReader; 292import java.io.ByteArrayInputStream; 293import java.io.ByteArrayOutputStream; 294import java.io.File; 295import java.io.FileDescriptor; 296import java.io.FileInputStream; 297import java.io.FileNotFoundException; 298import java.io.FileOutputStream; 299import java.io.FileReader; 300import java.io.FilenameFilter; 301import java.io.IOException; 302import java.io.PrintWriter; 303import java.nio.charset.StandardCharsets; 304import java.security.DigestInputStream; 305import java.security.MessageDigest; 306import java.security.NoSuchAlgorithmException; 307import java.security.PublicKey; 308import java.security.SecureRandom; 309import java.security.cert.Certificate; 310import java.security.cert.CertificateEncodingException; 311import java.security.cert.CertificateException; 312import java.text.SimpleDateFormat; 313import java.util.ArrayList; 314import java.util.Arrays; 315import java.util.Collection; 316import java.util.Collections; 317import java.util.Comparator; 318import java.util.Date; 319import java.util.HashSet; 320import java.util.HashMap; 321import java.util.Iterator; 322import java.util.List; 323import java.util.Map; 324import java.util.Objects; 325import java.util.Set; 326import java.util.concurrent.CountDownLatch; 327import java.util.concurrent.Future; 328import java.util.concurrent.TimeUnit; 329import java.util.concurrent.atomic.AtomicBoolean; 330import java.util.concurrent.atomic.AtomicInteger; 331 332/** 333 * Keep track of all those APKs everywhere. 334 * <p> 335 * Internally there are two important locks: 336 * <ul> 337 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 338 * and other related state. It is a fine-grained lock that should only be held 339 * momentarily, as it's one of the most contended locks in the system. 340 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 341 * operations typically involve heavy lifting of application data on disk. Since 342 * {@code installd} is single-threaded, and it's operations can often be slow, 343 * this lock should never be acquired while already holding {@link #mPackages}. 344 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 345 * holding {@link #mInstallLock}. 346 * </ul> 347 * Many internal methods rely on the caller to hold the appropriate locks, and 348 * this contract is expressed through method name suffixes: 349 * <ul> 350 * <li>fooLI(): the caller must hold {@link #mInstallLock} 351 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 352 * being modified must be frozen 353 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 354 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 355 * </ul> 356 * <p> 357 * Because this class is very central to the platform's security; please run all 358 * CTS and unit tests whenever making modifications: 359 * 360 * <pre> 361 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 362 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 363 * </pre> 364 */ 365public class PackageManagerService extends IPackageManager.Stub { 366 static final String TAG = "PackageManager"; 367 static final boolean DEBUG_SETTINGS = false; 368 static final boolean DEBUG_PREFERRED = false; 369 static final boolean DEBUG_UPGRADE = false; 370 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 371 private static final boolean DEBUG_BACKUP = false; 372 private static final boolean DEBUG_INSTALL = false; 373 private static final boolean DEBUG_REMOVE = false; 374 private static final boolean DEBUG_BROADCASTS = false; 375 private static final boolean DEBUG_SHOW_INFO = false; 376 private static final boolean DEBUG_PACKAGE_INFO = false; 377 private static final boolean DEBUG_INTENT_MATCHING = false; 378 private static final boolean DEBUG_PACKAGE_SCANNING = false; 379 private static final boolean DEBUG_VERIFY = false; 380 private static final boolean DEBUG_FILTERS = false; 381 382 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 383 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 384 // user, but by default initialize to this. 385 public static final boolean DEBUG_DEXOPT = false; 386 387 private static final boolean DEBUG_ABI_SELECTION = false; 388 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 389 private static final boolean DEBUG_TRIAGED_MISSING = false; 390 private static final boolean DEBUG_APP_DATA = false; 391 392 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 393 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 394 395 private static final boolean DISABLE_EPHEMERAL_APPS = false; 396 private static final boolean HIDE_EPHEMERAL_APIS = false; 397 398 private static final boolean ENABLE_FREE_CACHE_V2 = 399 SystemProperties.getBoolean("fw.free_cache_v2", false); 400 401 private static final int RADIO_UID = Process.PHONE_UID; 402 private static final int LOG_UID = Process.LOG_UID; 403 private static final int NFC_UID = Process.NFC_UID; 404 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 405 private static final int SHELL_UID = Process.SHELL_UID; 406 407 // Cap the size of permission trees that 3rd party apps can define 408 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 409 410 // Suffix used during package installation when copying/moving 411 // package apks to install directory. 412 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 413 414 static final int SCAN_NO_DEX = 1<<1; 415 static final int SCAN_FORCE_DEX = 1<<2; 416 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 417 static final int SCAN_NEW_INSTALL = 1<<4; 418 static final int SCAN_UPDATE_TIME = 1<<5; 419 static final int SCAN_BOOTING = 1<<6; 420 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 421 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 422 static final int SCAN_REPLACING = 1<<9; 423 static final int SCAN_REQUIRE_KNOWN = 1<<10; 424 static final int SCAN_MOVE = 1<<11; 425 static final int SCAN_INITIAL = 1<<12; 426 static final int SCAN_CHECK_ONLY = 1<<13; 427 static final int SCAN_DONT_KILL_APP = 1<<14; 428 static final int SCAN_IGNORE_FROZEN = 1<<15; 429 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 430 static final int SCAN_AS_INSTANT_APP = 1<<17; 431 static final int SCAN_AS_FULL_APP = 1<<18; 432 /** Should not be with the scan flags */ 433 static final int FLAGS_REMOVE_CHATTY = 1<<31; 434 435 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 436 437 private static final int[] EMPTY_INT_ARRAY = new int[0]; 438 439 /** 440 * Timeout (in milliseconds) after which the watchdog should declare that 441 * our handler thread is wedged. The usual default for such things is one 442 * minute but we sometimes do very lengthy I/O operations on this thread, 443 * such as installing multi-gigabyte applications, so ours needs to be longer. 444 */ 445 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 446 447 /** 448 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 449 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 450 * settings entry if available, otherwise we use the hardcoded default. If it's been 451 * more than this long since the last fstrim, we force one during the boot sequence. 452 * 453 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 454 * one gets run at the next available charging+idle time. This final mandatory 455 * no-fstrim check kicks in only of the other scheduling criteria is never met. 456 */ 457 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 458 459 /** 460 * Whether verification is enabled by default. 461 */ 462 private static final boolean DEFAULT_VERIFY_ENABLE = true; 463 464 /** 465 * The default maximum time to wait for the verification agent to return in 466 * milliseconds. 467 */ 468 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 469 470 /** 471 * The default response for package verification timeout. 472 * 473 * This can be either PackageManager.VERIFICATION_ALLOW or 474 * PackageManager.VERIFICATION_REJECT. 475 */ 476 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 477 478 static final String PLATFORM_PACKAGE_NAME = "android"; 479 480 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 481 482 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 483 DEFAULT_CONTAINER_PACKAGE, 484 "com.android.defcontainer.DefaultContainerService"); 485 486 private static final String KILL_APP_REASON_GIDS_CHANGED = 487 "permission grant or revoke changed gids"; 488 489 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 490 "permissions revoked"; 491 492 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 493 494 private static final String PACKAGE_SCHEME = "package"; 495 496 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 497 /** 498 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 499 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 500 * VENDOR_OVERLAY_DIR. 501 */ 502 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 503 /** 504 * Same as VENDOR_OVERLAY_THEME_PROPERTY, except persistent. If set will override whatever 505 * is in VENDOR_OVERLAY_THEME_PROPERTY. 506 */ 507 private static final String VENDOR_OVERLAY_THEME_PERSIST_PROPERTY 508 = "persist.vendor.overlay.theme"; 509 510 /** Permission grant: not grant the permission. */ 511 private static final int GRANT_DENIED = 1; 512 513 /** Permission grant: grant the permission as an install permission. */ 514 private static final int GRANT_INSTALL = 2; 515 516 /** Permission grant: grant the permission as a runtime one. */ 517 private static final int GRANT_RUNTIME = 3; 518 519 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 520 private static final int GRANT_UPGRADE = 4; 521 522 /** Canonical intent used to identify what counts as a "web browser" app */ 523 private static final Intent sBrowserIntent; 524 static { 525 sBrowserIntent = new Intent(); 526 sBrowserIntent.setAction(Intent.ACTION_VIEW); 527 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 528 sBrowserIntent.setData(Uri.parse("http:")); 529 } 530 531 /** 532 * The set of all protected actions [i.e. those actions for which a high priority 533 * intent filter is disallowed]. 534 */ 535 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 536 static { 537 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 538 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 539 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 540 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 541 } 542 543 // Compilation reasons. 544 public static final int REASON_FIRST_BOOT = 0; 545 public static final int REASON_BOOT = 1; 546 public static final int REASON_INSTALL = 2; 547 public static final int REASON_BACKGROUND_DEXOPT = 3; 548 public static final int REASON_AB_OTA = 4; 549 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 550 public static final int REASON_SHARED_APK = 6; 551 public static final int REASON_FORCED_DEXOPT = 7; 552 public static final int REASON_CORE_APP = 8; 553 554 public static final int REASON_LAST = REASON_CORE_APP; 555 556 /** All dangerous permission names in the same order as the events in MetricsEvent */ 557 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 558 Manifest.permission.READ_CALENDAR, 559 Manifest.permission.WRITE_CALENDAR, 560 Manifest.permission.CAMERA, 561 Manifest.permission.READ_CONTACTS, 562 Manifest.permission.WRITE_CONTACTS, 563 Manifest.permission.GET_ACCOUNTS, 564 Manifest.permission.ACCESS_FINE_LOCATION, 565 Manifest.permission.ACCESS_COARSE_LOCATION, 566 Manifest.permission.RECORD_AUDIO, 567 Manifest.permission.READ_PHONE_STATE, 568 Manifest.permission.CALL_PHONE, 569 Manifest.permission.READ_CALL_LOG, 570 Manifest.permission.WRITE_CALL_LOG, 571 Manifest.permission.ADD_VOICEMAIL, 572 Manifest.permission.USE_SIP, 573 Manifest.permission.PROCESS_OUTGOING_CALLS, 574 Manifest.permission.READ_CELL_BROADCASTS, 575 Manifest.permission.BODY_SENSORS, 576 Manifest.permission.SEND_SMS, 577 Manifest.permission.RECEIVE_SMS, 578 Manifest.permission.READ_SMS, 579 Manifest.permission.RECEIVE_WAP_PUSH, 580 Manifest.permission.RECEIVE_MMS, 581 Manifest.permission.READ_EXTERNAL_STORAGE, 582 Manifest.permission.WRITE_EXTERNAL_STORAGE, 583 Manifest.permission.READ_PHONE_NUMBER); 584 585 586 /** 587 * Version number for the package parser cache. Increment this whenever the format or 588 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 589 */ 590 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 591 592 /** 593 * Whether the package parser cache is enabled. 594 */ 595 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 596 597 final ServiceThread mHandlerThread; 598 599 final PackageHandler mHandler; 600 601 private final ProcessLoggingHandler mProcessLoggingHandler; 602 603 /** 604 * Messages for {@link #mHandler} that need to wait for system ready before 605 * being dispatched. 606 */ 607 private ArrayList<Message> mPostSystemReadyMessages; 608 609 final int mSdkVersion = Build.VERSION.SDK_INT; 610 611 final Context mContext; 612 final boolean mFactoryTest; 613 final boolean mOnlyCore; 614 final DisplayMetrics mMetrics; 615 final int mDefParseFlags; 616 final String[] mSeparateProcesses; 617 final boolean mIsUpgrade; 618 final boolean mIsPreNUpgrade; 619 final boolean mIsPreNMR1Upgrade; 620 621 @GuardedBy("mPackages") 622 private boolean mDexOptDialogShown; 623 624 /** The location for ASEC container files on internal storage. */ 625 final String mAsecInternalPath; 626 627 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 628 // LOCK HELD. Can be called with mInstallLock held. 629 @GuardedBy("mInstallLock") 630 final Installer mInstaller; 631 632 /** Directory where installed third-party apps stored */ 633 final File mAppInstallDir; 634 635 /** 636 * Directory to which applications installed internally have their 637 * 32 bit native libraries copied. 638 */ 639 private File mAppLib32InstallDir; 640 641 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 642 // apps. 643 final File mDrmAppPrivateInstallDir; 644 645 // ---------------------------------------------------------------- 646 647 // Lock for state used when installing and doing other long running 648 // operations. Methods that must be called with this lock held have 649 // the suffix "LI". 650 final Object mInstallLock = new Object(); 651 652 // ---------------------------------------------------------------- 653 654 // Keys are String (package name), values are Package. This also serves 655 // as the lock for the global state. Methods that must be called with 656 // this lock held have the prefix "LP". 657 @GuardedBy("mPackages") 658 final ArrayMap<String, PackageParser.Package> mPackages = 659 new ArrayMap<String, PackageParser.Package>(); 660 661 final ArrayMap<String, Set<String>> mKnownCodebase = 662 new ArrayMap<String, Set<String>>(); 663 664 // List of APK paths to load for each user and package. This data is never 665 // persisted by the package manager. Instead, the overlay manager will 666 // ensure the data is up-to-date in runtime. 667 @GuardedBy("mPackages") 668 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 669 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 670 671 /** 672 * Tracks new system packages [received in an OTA] that we expect to 673 * find updated user-installed versions. Keys are package name, values 674 * are package location. 675 */ 676 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 677 /** 678 * Tracks high priority intent filters for protected actions. During boot, certain 679 * filter actions are protected and should never be allowed to have a high priority 680 * intent filter for them. However, there is one, and only one exception -- the 681 * setup wizard. It must be able to define a high priority intent filter for these 682 * actions to ensure there are no escapes from the wizard. We need to delay processing 683 * of these during boot as we need to look at all of the system packages in order 684 * to know which component is the setup wizard. 685 */ 686 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 687 /** 688 * Whether or not processing protected filters should be deferred. 689 */ 690 private boolean mDeferProtectedFilters = true; 691 692 /** 693 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 694 */ 695 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 696 /** 697 * Whether or not system app permissions should be promoted from install to runtime. 698 */ 699 boolean mPromoteSystemApps; 700 701 @GuardedBy("mPackages") 702 final Settings mSettings; 703 704 /** 705 * Set of package names that are currently "frozen", which means active 706 * surgery is being done on the code/data for that package. The platform 707 * will refuse to launch frozen packages to avoid race conditions. 708 * 709 * @see PackageFreezer 710 */ 711 @GuardedBy("mPackages") 712 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 713 714 final ProtectedPackages mProtectedPackages; 715 716 boolean mFirstBoot; 717 718 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 719 720 // System configuration read by SystemConfig. 721 final int[] mGlobalGids; 722 final SparseArray<ArraySet<String>> mSystemPermissions; 723 @GuardedBy("mAvailableFeatures") 724 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 725 726 // If mac_permissions.xml was found for seinfo labeling. 727 boolean mFoundPolicyFile; 728 729 private final InstantAppRegistry mInstantAppRegistry; 730 731 @GuardedBy("mPackages") 732 int mChangedPackagesSequenceNumber; 733 /** 734 * List of changed [installed, removed or updated] packages. 735 * mapping from user id -> sequence number -> package name 736 */ 737 @GuardedBy("mPackages") 738 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 739 /** 740 * The sequence number of the last change to a package. 741 * mapping from user id -> package name -> sequence number 742 */ 743 @GuardedBy("mPackages") 744 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 745 746 public static final class SharedLibraryEntry { 747 public final String path; 748 public final String apk; 749 public final SharedLibraryInfo info; 750 751 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 752 String declaringPackageName, int declaringPackageVersionCode) { 753 path = _path; 754 apk = _apk; 755 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 756 declaringPackageName, declaringPackageVersionCode), null); 757 } 758 } 759 760 // Currently known shared libraries. 761 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 762 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 763 new ArrayMap<>(); 764 765 // All available activities, for your resolving pleasure. 766 final ActivityIntentResolver mActivities = 767 new ActivityIntentResolver(); 768 769 // All available receivers, for your resolving pleasure. 770 final ActivityIntentResolver mReceivers = 771 new ActivityIntentResolver(); 772 773 // All available services, for your resolving pleasure. 774 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 775 776 // All available providers, for your resolving pleasure. 777 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 778 779 // Mapping from provider base names (first directory in content URI codePath) 780 // to the provider information. 781 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 782 new ArrayMap<String, PackageParser.Provider>(); 783 784 // Mapping from instrumentation class names to info about them. 785 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 786 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 787 788 // Mapping from permission names to info about them. 789 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 790 new ArrayMap<String, PackageParser.PermissionGroup>(); 791 792 // Packages whose data we have transfered into another package, thus 793 // should no longer exist. 794 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 795 796 // Broadcast actions that are only available to the system. 797 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 798 799 /** List of packages waiting for verification. */ 800 final SparseArray<PackageVerificationState> mPendingVerification 801 = new SparseArray<PackageVerificationState>(); 802 803 /** Set of packages associated with each app op permission. */ 804 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 805 806 final PackageInstallerService mInstallerService; 807 808 private final PackageDexOptimizer mPackageDexOptimizer; 809 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 810 // is used by other apps). 811 private final DexManager mDexManager; 812 813 private AtomicInteger mNextMoveId = new AtomicInteger(); 814 private final MoveCallbacks mMoveCallbacks; 815 816 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 817 818 // Cache of users who need badging. 819 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 820 821 /** Token for keys in mPendingVerification. */ 822 private int mPendingVerificationToken = 0; 823 824 volatile boolean mSystemReady; 825 volatile boolean mSafeMode; 826 volatile boolean mHasSystemUidErrors; 827 828 ApplicationInfo mAndroidApplication; 829 final ActivityInfo mResolveActivity = new ActivityInfo(); 830 final ResolveInfo mResolveInfo = new ResolveInfo(); 831 ComponentName mResolveComponentName; 832 PackageParser.Package mPlatformPackage; 833 ComponentName mCustomResolverComponentName; 834 835 boolean mResolverReplaced = false; 836 837 private final @Nullable ComponentName mIntentFilterVerifierComponent; 838 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 839 840 private int mIntentFilterVerificationToken = 0; 841 842 /** The service connection to the ephemeral resolver */ 843 final EphemeralResolverConnection mInstantAppResolverConnection; 844 845 /** Component used to install ephemeral applications */ 846 ComponentName mInstantAppInstallerComponent; 847 final ActivityInfo mInstantAppInstallerActivity = new ActivityInfo(); 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 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1743 mInstantAppResolverConnection, 1744 (EphemeralRequest) 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 for (String permission : pkg.requestedPermissions) { 2044 final BasePermission bp; 2045 synchronized (mPackages) { 2046 bp = mSettings.mPermissions.get(permission); 2047 } 2048 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2049 && (grantedPermissions == null 2050 || ArrayUtils.contains(grantedPermissions, permission))) { 2051 final int flags = permissionsState.getPermissionFlags(permission, userId); 2052 if (supportsRuntimePermissions) { 2053 // Installer cannot change immutable permissions. 2054 if ((flags & immutableFlags) == 0) { 2055 grantRuntimePermission(pkg.packageName, permission, userId); 2056 } 2057 } else if (mPermissionReviewRequired) { 2058 // In permission review mode we clear the review flag when we 2059 // are asked to install the app with all permissions granted. 2060 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2061 updatePermissionFlags(permission, pkg.packageName, 2062 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2063 } 2064 } 2065 } 2066 } 2067 } 2068 2069 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2070 Bundle extras = null; 2071 switch (res.returnCode) { 2072 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2073 extras = new Bundle(); 2074 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2075 res.origPermission); 2076 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2077 res.origPackage); 2078 break; 2079 } 2080 case PackageManager.INSTALL_SUCCEEDED: { 2081 extras = new Bundle(); 2082 extras.putBoolean(Intent.EXTRA_REPLACING, 2083 res.removedInfo != null && res.removedInfo.removedPackage != null); 2084 break; 2085 } 2086 } 2087 return extras; 2088 } 2089 2090 void scheduleWriteSettingsLocked() { 2091 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2092 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2093 } 2094 } 2095 2096 void scheduleWritePackageListLocked(int userId) { 2097 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2098 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2099 msg.arg1 = userId; 2100 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2101 } 2102 } 2103 2104 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2105 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2106 scheduleWritePackageRestrictionsLocked(userId); 2107 } 2108 2109 void scheduleWritePackageRestrictionsLocked(int userId) { 2110 final int[] userIds = (userId == UserHandle.USER_ALL) 2111 ? sUserManager.getUserIds() : new int[]{userId}; 2112 for (int nextUserId : userIds) { 2113 if (!sUserManager.exists(nextUserId)) return; 2114 mDirtyUsers.add(nextUserId); 2115 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2116 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2117 } 2118 } 2119 } 2120 2121 public static PackageManagerService main(Context context, Installer installer, 2122 boolean factoryTest, boolean onlyCore) { 2123 // Self-check for initial settings. 2124 PackageManagerServiceCompilerMapping.checkProperties(); 2125 2126 PackageManagerService m = new PackageManagerService(context, installer, 2127 factoryTest, onlyCore); 2128 m.enableSystemUserPackages(); 2129 ServiceManager.addService("package", m); 2130 return m; 2131 } 2132 2133 private void enableSystemUserPackages() { 2134 if (!UserManager.isSplitSystemUser()) { 2135 return; 2136 } 2137 // For system user, enable apps based on the following conditions: 2138 // - app is whitelisted or belong to one of these groups: 2139 // -- system app which has no launcher icons 2140 // -- system app which has INTERACT_ACROSS_USERS permission 2141 // -- system IME app 2142 // - app is not in the blacklist 2143 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2144 Set<String> enableApps = new ArraySet<>(); 2145 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2146 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2147 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2148 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2149 enableApps.addAll(wlApps); 2150 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2151 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2152 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2153 enableApps.removeAll(blApps); 2154 Log.i(TAG, "Applications installed for system user: " + enableApps); 2155 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2156 UserHandle.SYSTEM); 2157 final int allAppsSize = allAps.size(); 2158 synchronized (mPackages) { 2159 for (int i = 0; i < allAppsSize; i++) { 2160 String pName = allAps.get(i); 2161 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2162 // Should not happen, but we shouldn't be failing if it does 2163 if (pkgSetting == null) { 2164 continue; 2165 } 2166 boolean install = enableApps.contains(pName); 2167 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2168 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2169 + " for system user"); 2170 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2171 } 2172 } 2173 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2174 } 2175 } 2176 2177 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2178 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2179 Context.DISPLAY_SERVICE); 2180 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2181 } 2182 2183 /** 2184 * Requests that files preopted on a secondary system partition be copied to the data partition 2185 * if possible. Note that the actual copying of the files is accomplished by init for security 2186 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2187 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2188 */ 2189 private static void requestCopyPreoptedFiles() { 2190 final int WAIT_TIME_MS = 100; 2191 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2192 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2193 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2194 // We will wait for up to 100 seconds. 2195 final long timeStart = SystemClock.uptimeMillis(); 2196 final long timeEnd = timeStart + 100 * 1000; 2197 long timeNow = timeStart; 2198 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2199 try { 2200 Thread.sleep(WAIT_TIME_MS); 2201 } catch (InterruptedException e) { 2202 // Do nothing 2203 } 2204 timeNow = SystemClock.uptimeMillis(); 2205 if (timeNow > timeEnd) { 2206 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2207 Slog.wtf(TAG, "cppreopt did not finish!"); 2208 break; 2209 } 2210 } 2211 2212 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2213 } 2214 } 2215 2216 public PackageManagerService(Context context, Installer installer, 2217 boolean factoryTest, boolean onlyCore) { 2218 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2219 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2220 SystemClock.uptimeMillis()); 2221 2222 if (mSdkVersion <= 0) { 2223 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2224 } 2225 2226 mContext = context; 2227 2228 mPermissionReviewRequired = context.getResources().getBoolean( 2229 R.bool.config_permissionReviewRequired); 2230 2231 mFactoryTest = factoryTest; 2232 mOnlyCore = onlyCore; 2233 mMetrics = new DisplayMetrics(); 2234 mSettings = new Settings(mPackages); 2235 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2236 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2237 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2238 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2239 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2240 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2241 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2242 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2243 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2244 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2245 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2246 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2247 2248 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2249 if (separateProcesses != null && separateProcesses.length() > 0) { 2250 if ("*".equals(separateProcesses)) { 2251 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2252 mSeparateProcesses = null; 2253 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2254 } else { 2255 mDefParseFlags = 0; 2256 mSeparateProcesses = separateProcesses.split(","); 2257 Slog.w(TAG, "Running with debug.separate_processes: " 2258 + separateProcesses); 2259 } 2260 } else { 2261 mDefParseFlags = 0; 2262 mSeparateProcesses = null; 2263 } 2264 2265 mInstaller = installer; 2266 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2267 "*dexopt*"); 2268 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2269 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2270 2271 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2272 FgThread.get().getLooper()); 2273 2274 getDefaultDisplayMetrics(context, mMetrics); 2275 2276 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2277 SystemConfig systemConfig = SystemConfig.getInstance(); 2278 mGlobalGids = systemConfig.getGlobalGids(); 2279 mSystemPermissions = systemConfig.getSystemPermissions(); 2280 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2281 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2282 2283 mProtectedPackages = new ProtectedPackages(mContext); 2284 2285 synchronized (mInstallLock) { 2286 // writer 2287 synchronized (mPackages) { 2288 mHandlerThread = new ServiceThread(TAG, 2289 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2290 mHandlerThread.start(); 2291 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2292 mProcessLoggingHandler = new ProcessLoggingHandler(); 2293 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2294 2295 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2296 mInstantAppRegistry = new InstantAppRegistry(this); 2297 2298 File dataDir = Environment.getDataDirectory(); 2299 mAppInstallDir = new File(dataDir, "app"); 2300 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2301 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2302 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2303 sUserManager = new UserManagerService(context, this, 2304 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2305 2306 // Propagate permission configuration in to package manager. 2307 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2308 = systemConfig.getPermissions(); 2309 for (int i=0; i<permConfig.size(); i++) { 2310 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2311 BasePermission bp = mSettings.mPermissions.get(perm.name); 2312 if (bp == null) { 2313 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2314 mSettings.mPermissions.put(perm.name, bp); 2315 } 2316 if (perm.gids != null) { 2317 bp.setGids(perm.gids, perm.perUser); 2318 } 2319 } 2320 2321 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2322 final int builtInLibCount = libConfig.size(); 2323 for (int i = 0; i < builtInLibCount; i++) { 2324 String name = libConfig.keyAt(i); 2325 String path = libConfig.valueAt(i); 2326 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2327 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2328 } 2329 2330 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2331 2332 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2333 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2334 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2335 2336 // Clean up orphaned packages for which the code path doesn't exist 2337 // and they are an update to a system app - caused by bug/32321269 2338 final int packageSettingCount = mSettings.mPackages.size(); 2339 for (int i = packageSettingCount - 1; i >= 0; i--) { 2340 PackageSetting ps = mSettings.mPackages.valueAt(i); 2341 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2342 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2343 mSettings.mPackages.removeAt(i); 2344 mSettings.enableSystemPackageLPw(ps.name); 2345 } 2346 } 2347 2348 if (mFirstBoot) { 2349 requestCopyPreoptedFiles(); 2350 } 2351 2352 String customResolverActivity = Resources.getSystem().getString( 2353 R.string.config_customResolverActivity); 2354 if (TextUtils.isEmpty(customResolverActivity)) { 2355 customResolverActivity = null; 2356 } else { 2357 mCustomResolverComponentName = ComponentName.unflattenFromString( 2358 customResolverActivity); 2359 } 2360 2361 long startTime = SystemClock.uptimeMillis(); 2362 2363 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2364 startTime); 2365 2366 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2367 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2368 2369 if (bootClassPath == null) { 2370 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2371 } 2372 2373 if (systemServerClassPath == null) { 2374 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2375 } 2376 2377 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2378 final String[] dexCodeInstructionSets = 2379 getDexCodeInstructionSets( 2380 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2381 2382 /** 2383 * Ensure all external libraries have had dexopt run on them. 2384 */ 2385 if (mSharedLibraries.size() > 0) { 2386 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2387 // NOTE: For now, we're compiling these system "shared libraries" 2388 // (and framework jars) into all available architectures. It's possible 2389 // to compile them only when we come across an app that uses them (there's 2390 // already logic for that in scanPackageLI) but that adds some complexity. 2391 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2392 final int libCount = mSharedLibraries.size(); 2393 for (int i = 0; i < libCount; i++) { 2394 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2395 final int versionCount = versionedLib.size(); 2396 for (int j = 0; j < versionCount; j++) { 2397 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2398 final String libPath = libEntry.path != null 2399 ? libEntry.path : libEntry.apk; 2400 if (libPath == null) { 2401 continue; 2402 } 2403 try { 2404 // Shared libraries do not have profiles so we perform a full 2405 // AOT compilation (if needed). 2406 int dexoptNeeded = DexFile.getDexOptNeeded( 2407 libPath, dexCodeInstructionSet, 2408 getCompilerFilterForReason(REASON_SHARED_APK), 2409 false /* newProfile */); 2410 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2411 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2412 dexCodeInstructionSet, dexoptNeeded, null, 2413 DEXOPT_PUBLIC, 2414 getCompilerFilterForReason(REASON_SHARED_APK), 2415 StorageManager.UUID_PRIVATE_INTERNAL, 2416 PackageDexOptimizer.SKIP_SHARED_LIBRARY_CHECK); 2417 } 2418 } catch (FileNotFoundException e) { 2419 Slog.w(TAG, "Library not found: " + libPath); 2420 } catch (IOException | InstallerException e) { 2421 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2422 + e.getMessage()); 2423 } 2424 } 2425 } 2426 } 2427 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2428 } 2429 2430 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2431 2432 final VersionInfo ver = mSettings.getInternalVersion(); 2433 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2434 2435 // when upgrading from pre-M, promote system app permissions from install to runtime 2436 mPromoteSystemApps = 2437 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2438 2439 // When upgrading from pre-N, we need to handle package extraction like first boot, 2440 // as there is no profiling data available. 2441 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2442 2443 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2444 2445 // save off the names of pre-existing system packages prior to scanning; we don't 2446 // want to automatically grant runtime permissions for new system apps 2447 if (mPromoteSystemApps) { 2448 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2449 while (pkgSettingIter.hasNext()) { 2450 PackageSetting ps = pkgSettingIter.next(); 2451 if (isSystemApp(ps)) { 2452 mExistingSystemPackages.add(ps.name); 2453 } 2454 } 2455 } 2456 2457 mCacheDir = preparePackageParserCache(mIsUpgrade); 2458 2459 // Set flag to monitor and not change apk file paths when 2460 // scanning install directories. 2461 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2462 2463 if (mIsUpgrade || mFirstBoot) { 2464 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2465 } 2466 2467 // Collect vendor overlay packages. (Do this before scanning any apps.) 2468 // For security and version matching reason, only consider 2469 // overlay packages if they reside in the right directory. 2470 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2471 if (overlayThemeDir.isEmpty()) { 2472 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2473 } 2474 if (!overlayThemeDir.isEmpty()) { 2475 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2476 | PackageParser.PARSE_IS_SYSTEM 2477 | PackageParser.PARSE_IS_SYSTEM_DIR 2478 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2479 } 2480 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2481 | PackageParser.PARSE_IS_SYSTEM 2482 | PackageParser.PARSE_IS_SYSTEM_DIR 2483 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2484 2485 // Find base frameworks (resource packages without code). 2486 scanDirTracedLI(frameworkDir, mDefParseFlags 2487 | PackageParser.PARSE_IS_SYSTEM 2488 | PackageParser.PARSE_IS_SYSTEM_DIR 2489 | PackageParser.PARSE_IS_PRIVILEGED, 2490 scanFlags | SCAN_NO_DEX, 0); 2491 2492 // Collected privileged system packages. 2493 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2494 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2495 | PackageParser.PARSE_IS_SYSTEM 2496 | PackageParser.PARSE_IS_SYSTEM_DIR 2497 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2498 2499 // Collect ordinary system packages. 2500 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2501 scanDirTracedLI(systemAppDir, mDefParseFlags 2502 | PackageParser.PARSE_IS_SYSTEM 2503 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2504 2505 // Collect all vendor packages. 2506 File vendorAppDir = new File("/vendor/app"); 2507 try { 2508 vendorAppDir = vendorAppDir.getCanonicalFile(); 2509 } catch (IOException e) { 2510 // failed to look up canonical path, continue with original one 2511 } 2512 scanDirTracedLI(vendorAppDir, mDefParseFlags 2513 | PackageParser.PARSE_IS_SYSTEM 2514 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2515 2516 // Collect all OEM packages. 2517 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2518 scanDirTracedLI(oemAppDir, mDefParseFlags 2519 | PackageParser.PARSE_IS_SYSTEM 2520 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2521 2522 // Prune any system packages that no longer exist. 2523 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2524 if (!mOnlyCore) { 2525 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2526 while (psit.hasNext()) { 2527 PackageSetting ps = psit.next(); 2528 2529 /* 2530 * If this is not a system app, it can't be a 2531 * disable system app. 2532 */ 2533 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2534 continue; 2535 } 2536 2537 /* 2538 * If the package is scanned, it's not erased. 2539 */ 2540 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2541 if (scannedPkg != null) { 2542 /* 2543 * If the system app is both scanned and in the 2544 * disabled packages list, then it must have been 2545 * added via OTA. Remove it from the currently 2546 * scanned package so the previously user-installed 2547 * application can be scanned. 2548 */ 2549 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2550 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2551 + ps.name + "; removing system app. Last known codePath=" 2552 + ps.codePathString + ", installStatus=" + ps.installStatus 2553 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2554 + scannedPkg.mVersionCode); 2555 removePackageLI(scannedPkg, true); 2556 mExpectingBetter.put(ps.name, ps.codePath); 2557 } 2558 2559 continue; 2560 } 2561 2562 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2563 psit.remove(); 2564 logCriticalInfo(Log.WARN, "System package " + ps.name 2565 + " no longer exists; it's data will be wiped"); 2566 // Actual deletion of code and data will be handled by later 2567 // reconciliation step 2568 } else { 2569 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2570 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2571 possiblyDeletedUpdatedSystemApps.add(ps.name); 2572 } 2573 } 2574 } 2575 } 2576 2577 //look for any incomplete package installations 2578 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2579 for (int i = 0; i < deletePkgsList.size(); i++) { 2580 // Actual deletion of code and data will be handled by later 2581 // reconciliation step 2582 final String packageName = deletePkgsList.get(i).name; 2583 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2584 synchronized (mPackages) { 2585 mSettings.removePackageLPw(packageName); 2586 } 2587 } 2588 2589 //delete tmp files 2590 deleteTempPackageFiles(); 2591 2592 // Remove any shared userIDs that have no associated packages 2593 mSettings.pruneSharedUsersLPw(); 2594 2595 if (!mOnlyCore) { 2596 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2597 SystemClock.uptimeMillis()); 2598 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2599 2600 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2601 | PackageParser.PARSE_FORWARD_LOCK, 2602 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2603 2604 /** 2605 * Remove disable package settings for any updated system 2606 * apps that were removed via an OTA. If they're not a 2607 * previously-updated app, remove them completely. 2608 * Otherwise, just revoke their system-level permissions. 2609 */ 2610 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2611 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2612 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2613 2614 String msg; 2615 if (deletedPkg == null) { 2616 msg = "Updated system package " + deletedAppName 2617 + " no longer exists; it's data will be wiped"; 2618 // Actual deletion of code and data will be handled by later 2619 // reconciliation step 2620 } else { 2621 msg = "Updated system app + " + deletedAppName 2622 + " no longer present; removing system privileges for " 2623 + deletedAppName; 2624 2625 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2626 2627 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2628 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2629 } 2630 logCriticalInfo(Log.WARN, msg); 2631 } 2632 2633 /** 2634 * Make sure all system apps that we expected to appear on 2635 * the userdata partition actually showed up. If they never 2636 * appeared, crawl back and revive the system version. 2637 */ 2638 for (int i = 0; i < mExpectingBetter.size(); i++) { 2639 final String packageName = mExpectingBetter.keyAt(i); 2640 if (!mPackages.containsKey(packageName)) { 2641 final File scanFile = mExpectingBetter.valueAt(i); 2642 2643 logCriticalInfo(Log.WARN, "Expected better " + packageName 2644 + " but never showed up; reverting to system"); 2645 2646 int reparseFlags = mDefParseFlags; 2647 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2648 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2649 | PackageParser.PARSE_IS_SYSTEM_DIR 2650 | PackageParser.PARSE_IS_PRIVILEGED; 2651 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2652 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2653 | PackageParser.PARSE_IS_SYSTEM_DIR; 2654 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2655 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2656 | PackageParser.PARSE_IS_SYSTEM_DIR; 2657 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2658 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2659 | PackageParser.PARSE_IS_SYSTEM_DIR; 2660 } else { 2661 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2662 continue; 2663 } 2664 2665 mSettings.enableSystemPackageLPw(packageName); 2666 2667 try { 2668 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2669 } catch (PackageManagerException e) { 2670 Slog.e(TAG, "Failed to parse original system package: " 2671 + e.getMessage()); 2672 } 2673 } 2674 } 2675 } 2676 mExpectingBetter.clear(); 2677 2678 // Resolve the storage manager. 2679 mStorageManagerPackage = getStorageManagerPackageName(); 2680 2681 // Resolve protected action filters. Only the setup wizard is allowed to 2682 // have a high priority filter for these actions. 2683 mSetupWizardPackage = getSetupWizardPackageName(); 2684 if (mProtectedFilters.size() > 0) { 2685 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2686 Slog.i(TAG, "No setup wizard;" 2687 + " All protected intents capped to priority 0"); 2688 } 2689 for (ActivityIntentInfo filter : mProtectedFilters) { 2690 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2691 if (DEBUG_FILTERS) { 2692 Slog.i(TAG, "Found setup wizard;" 2693 + " allow priority " + filter.getPriority() + ";" 2694 + " package: " + filter.activity.info.packageName 2695 + " activity: " + filter.activity.className 2696 + " priority: " + filter.getPriority()); 2697 } 2698 // skip setup wizard; allow it to keep the high priority filter 2699 continue; 2700 } 2701 Slog.w(TAG, "Protected action; cap priority to 0;" 2702 + " package: " + filter.activity.info.packageName 2703 + " activity: " + filter.activity.className 2704 + " origPrio: " + filter.getPriority()); 2705 filter.setPriority(0); 2706 } 2707 } 2708 mDeferProtectedFilters = false; 2709 mProtectedFilters.clear(); 2710 2711 // Now that we know all of the shared libraries, update all clients to have 2712 // the correct library paths. 2713 updateAllSharedLibrariesLPw(null); 2714 2715 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2716 // NOTE: We ignore potential failures here during a system scan (like 2717 // the rest of the commands above) because there's precious little we 2718 // can do about it. A settings error is reported, though. 2719 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2720 } 2721 2722 // Now that we know all the packages we are keeping, 2723 // read and update their last usage times. 2724 mPackageUsage.read(mPackages); 2725 mCompilerStats.read(); 2726 2727 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2728 SystemClock.uptimeMillis()); 2729 Slog.i(TAG, "Time to scan packages: " 2730 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2731 + " seconds"); 2732 2733 // If the platform SDK has changed since the last time we booted, 2734 // we need to re-grant app permission to catch any new ones that 2735 // appear. This is really a hack, and means that apps can in some 2736 // cases get permissions that the user didn't initially explicitly 2737 // allow... it would be nice to have some better way to handle 2738 // this situation. 2739 int updateFlags = UPDATE_PERMISSIONS_ALL; 2740 if (ver.sdkVersion != mSdkVersion) { 2741 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2742 + mSdkVersion + "; regranting permissions for internal storage"); 2743 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2744 } 2745 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2746 ver.sdkVersion = mSdkVersion; 2747 2748 // If this is the first boot or an update from pre-M, and it is a normal 2749 // boot, then we need to initialize the default preferred apps across 2750 // all defined users. 2751 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2752 for (UserInfo user : sUserManager.getUsers(true)) { 2753 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2754 applyFactoryDefaultBrowserLPw(user.id); 2755 primeDomainVerificationsLPw(user.id); 2756 } 2757 } 2758 2759 // Prepare storage for system user really early during boot, 2760 // since core system apps like SettingsProvider and SystemUI 2761 // can't wait for user to start 2762 final int storageFlags; 2763 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2764 storageFlags = StorageManager.FLAG_STORAGE_DE; 2765 } else { 2766 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2767 } 2768 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2769 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2770 true /* onlyCoreApps */); 2771 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2772 if (deferPackages == null || deferPackages.isEmpty()) { 2773 return; 2774 } 2775 int count = 0; 2776 for (String pkgName : deferPackages) { 2777 PackageParser.Package pkg = null; 2778 synchronized (mPackages) { 2779 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2780 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2781 pkg = ps.pkg; 2782 } 2783 } 2784 if (pkg != null) { 2785 synchronized (mInstallLock) { 2786 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2787 true /* maybeMigrateAppData */); 2788 } 2789 count++; 2790 } 2791 } 2792 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2793 }, "prepareAppData"); 2794 2795 // If this is first boot after an OTA, and a normal boot, then 2796 // we need to clear code cache directories. 2797 // Note that we do *not* clear the application profiles. These remain valid 2798 // across OTAs and are used to drive profile verification (post OTA) and 2799 // profile compilation (without waiting to collect a fresh set of profiles). 2800 if (mIsUpgrade && !onlyCore) { 2801 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2802 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2803 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2804 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2805 // No apps are running this early, so no need to freeze 2806 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2807 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2808 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2809 } 2810 } 2811 ver.fingerprint = Build.FINGERPRINT; 2812 } 2813 2814 checkDefaultBrowser(); 2815 2816 // clear only after permissions and other defaults have been updated 2817 mExistingSystemPackages.clear(); 2818 mPromoteSystemApps = false; 2819 2820 // All the changes are done during package scanning. 2821 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2822 2823 // can downgrade to reader 2824 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2825 mSettings.writeLPr(); 2826 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2827 2828 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2829 // early on (before the package manager declares itself as early) because other 2830 // components in the system server might ask for package contexts for these apps. 2831 // 2832 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2833 // (i.e, that the data partition is unavailable). 2834 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2835 long start = System.nanoTime(); 2836 List<PackageParser.Package> coreApps = new ArrayList<>(); 2837 for (PackageParser.Package pkg : mPackages.values()) { 2838 if (pkg.coreApp) { 2839 coreApps.add(pkg); 2840 } 2841 } 2842 2843 int[] stats = performDexOptUpgrade(coreApps, false, 2844 getCompilerFilterForReason(REASON_CORE_APP)); 2845 2846 final int elapsedTimeSeconds = 2847 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2848 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2849 2850 if (DEBUG_DEXOPT) { 2851 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2852 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2853 } 2854 2855 2856 // TODO: Should we log these stats to tron too ? 2857 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2858 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2859 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2860 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2861 } 2862 2863 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2864 SystemClock.uptimeMillis()); 2865 2866 if (!mOnlyCore) { 2867 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2868 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2869 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2870 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2871 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2872 mIntentFilterVerifierComponent); 2873 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2874 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2875 SharedLibraryInfo.VERSION_UNDEFINED); 2876 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2877 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2878 SharedLibraryInfo.VERSION_UNDEFINED); 2879 } else { 2880 mRequiredVerifierPackage = null; 2881 mRequiredInstallerPackage = null; 2882 mRequiredUninstallerPackage = null; 2883 mIntentFilterVerifierComponent = null; 2884 mIntentFilterVerifier = null; 2885 mServicesSystemSharedLibraryPackageName = null; 2886 mSharedSystemSharedLibraryPackageName = null; 2887 } 2888 2889 mInstallerService = new PackageInstallerService(context, this); 2890 2891 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2892 if (ephemeralResolverComponent != null) { 2893 if (DEBUG_EPHEMERAL) { 2894 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2895 } 2896 mInstantAppResolverConnection = 2897 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2898 } else { 2899 mInstantAppResolverConnection = null; 2900 } 2901 mInstantAppInstallerComponent = getEphemeralInstallerLPr(); 2902 if (mInstantAppInstallerComponent != null) { 2903 if (DEBUG_EPHEMERAL) { 2904 Slog.i(TAG, "Ephemeral installer: " + mInstantAppInstallerComponent); 2905 } 2906 setUpInstantAppInstallerActivityLP(mInstantAppInstallerComponent); 2907 } 2908 2909 // Read and update the usage of dex files. 2910 // Do this at the end of PM init so that all the packages have their 2911 // data directory reconciled. 2912 // At this point we know the code paths of the packages, so we can validate 2913 // the disk file and build the internal cache. 2914 // The usage file is expected to be small so loading and verifying it 2915 // should take a fairly small time compare to the other activities (e.g. package 2916 // scanning). 2917 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2918 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2919 for (int userId : currentUserIds) { 2920 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2921 } 2922 mDexManager.load(userPackages); 2923 } // synchronized (mPackages) 2924 } // synchronized (mInstallLock) 2925 2926 // Now after opening every single application zip, make sure they 2927 // are all flushed. Not really needed, but keeps things nice and 2928 // tidy. 2929 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2930 Runtime.getRuntime().gc(); 2931 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2932 2933 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2934 FallbackCategoryProvider.loadFallbacks(); 2935 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2936 2937 // The initial scanning above does many calls into installd while 2938 // holding the mPackages lock, but we're mostly interested in yelling 2939 // once we have a booted system. 2940 mInstaller.setWarnIfHeld(mPackages); 2941 2942 // Expose private service for system components to use. 2943 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2944 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2945 } 2946 2947 private static File preparePackageParserCache(boolean isUpgrade) { 2948 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2949 return null; 2950 } 2951 2952 // Disable package parsing on eng builds to allow for faster incremental development. 2953 if ("eng".equals(Build.TYPE)) { 2954 return null; 2955 } 2956 2957 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2958 Slog.i(TAG, "Disabling package parser cache due to system property."); 2959 return null; 2960 } 2961 2962 // The base directory for the package parser cache lives under /data/system/. 2963 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2964 "package_cache"); 2965 if (cacheBaseDir == null) { 2966 return null; 2967 } 2968 2969 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2970 // This also serves to "GC" unused entries when the package cache version changes (which 2971 // can only happen during upgrades). 2972 if (isUpgrade) { 2973 FileUtils.deleteContents(cacheBaseDir); 2974 } 2975 2976 2977 // Return the versioned package cache directory. This is something like 2978 // "/data/system/package_cache/1" 2979 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2980 2981 // The following is a workaround to aid development on non-numbered userdebug 2982 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2983 // the system partition is newer. 2984 // 2985 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2986 // that starts with "eng." to signify that this is an engineering build and not 2987 // destined for release. 2988 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2989 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2990 2991 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2992 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2993 // in general and should not be used for production changes. In this specific case, 2994 // we know that they will work. 2995 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2996 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2997 FileUtils.deleteContents(cacheBaseDir); 2998 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2999 } 3000 } 3001 3002 return cacheDir; 3003 } 3004 3005 @Override 3006 public boolean isFirstBoot() { 3007 return mFirstBoot; 3008 } 3009 3010 @Override 3011 public boolean isOnlyCoreApps() { 3012 return mOnlyCore; 3013 } 3014 3015 @Override 3016 public boolean isUpgrade() { 3017 return mIsUpgrade; 3018 } 3019 3020 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3021 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3022 3023 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3024 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3025 UserHandle.USER_SYSTEM); 3026 if (matches.size() == 1) { 3027 return matches.get(0).getComponentInfo().packageName; 3028 } else if (matches.size() == 0) { 3029 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3030 return null; 3031 } 3032 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3033 } 3034 3035 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3036 synchronized (mPackages) { 3037 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3038 if (libraryEntry == null) { 3039 throw new IllegalStateException("Missing required shared library:" + name); 3040 } 3041 return libraryEntry.apk; 3042 } 3043 } 3044 3045 private @NonNull String getRequiredInstallerLPr() { 3046 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3047 intent.addCategory(Intent.CATEGORY_DEFAULT); 3048 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3049 3050 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3051 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3052 UserHandle.USER_SYSTEM); 3053 if (matches.size() == 1) { 3054 ResolveInfo resolveInfo = matches.get(0); 3055 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3056 throw new RuntimeException("The installer must be a privileged app"); 3057 } 3058 return matches.get(0).getComponentInfo().packageName; 3059 } else { 3060 throw new RuntimeException("There must be exactly one installer; found " + matches); 3061 } 3062 } 3063 3064 private @NonNull String getRequiredUninstallerLPr() { 3065 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3066 intent.addCategory(Intent.CATEGORY_DEFAULT); 3067 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3068 3069 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3070 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3071 UserHandle.USER_SYSTEM); 3072 if (resolveInfo == null || 3073 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3074 throw new RuntimeException("There must be exactly one uninstaller; found " 3075 + resolveInfo); 3076 } 3077 return resolveInfo.getComponentInfo().packageName; 3078 } 3079 3080 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3081 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3082 3083 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3084 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3085 UserHandle.USER_SYSTEM); 3086 ResolveInfo best = null; 3087 final int N = matches.size(); 3088 for (int i = 0; i < N; i++) { 3089 final ResolveInfo cur = matches.get(i); 3090 final String packageName = cur.getComponentInfo().packageName; 3091 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3092 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3093 continue; 3094 } 3095 3096 if (best == null || cur.priority > best.priority) { 3097 best = cur; 3098 } 3099 } 3100 3101 if (best != null) { 3102 return best.getComponentInfo().getComponentName(); 3103 } else { 3104 throw new RuntimeException("There must be at least one intent filter verifier"); 3105 } 3106 } 3107 3108 private @Nullable ComponentName getEphemeralResolverLPr() { 3109 final String[] packageArray = 3110 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3111 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3112 if (DEBUG_EPHEMERAL) { 3113 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3114 } 3115 return null; 3116 } 3117 3118 final int resolveFlags = 3119 MATCH_DIRECT_BOOT_AWARE 3120 | MATCH_DIRECT_BOOT_UNAWARE 3121 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3122 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3123 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3124 resolveFlags, UserHandle.USER_SYSTEM); 3125 3126 final int N = resolvers.size(); 3127 if (N == 0) { 3128 if (DEBUG_EPHEMERAL) { 3129 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3130 } 3131 return null; 3132 } 3133 3134 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3135 for (int i = 0; i < N; i++) { 3136 final ResolveInfo info = resolvers.get(i); 3137 3138 if (info.serviceInfo == null) { 3139 continue; 3140 } 3141 3142 final String packageName = info.serviceInfo.packageName; 3143 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3144 if (DEBUG_EPHEMERAL) { 3145 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3146 + " pkg: " + packageName + ", info:" + info); 3147 } 3148 continue; 3149 } 3150 3151 if (DEBUG_EPHEMERAL) { 3152 Slog.v(TAG, "Ephemeral resolver found;" 3153 + " pkg: " + packageName + ", info:" + info); 3154 } 3155 return new ComponentName(packageName, info.serviceInfo.name); 3156 } 3157 if (DEBUG_EPHEMERAL) { 3158 Slog.v(TAG, "Ephemeral resolver NOT found"); 3159 } 3160 return null; 3161 } 3162 3163 private @Nullable ComponentName getEphemeralInstallerLPr() { 3164 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3165 intent.addCategory(Intent.CATEGORY_DEFAULT); 3166 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3167 3168 final int resolveFlags = 3169 MATCH_DIRECT_BOOT_AWARE 3170 | MATCH_DIRECT_BOOT_UNAWARE 3171 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3172 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3173 resolveFlags, UserHandle.USER_SYSTEM); 3174 Iterator<ResolveInfo> iter = matches.iterator(); 3175 while (iter.hasNext()) { 3176 final ResolveInfo rInfo = iter.next(); 3177 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3178 if (ps != null) { 3179 final PermissionsState permissionsState = ps.getPermissionsState(); 3180 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3181 continue; 3182 } 3183 } 3184 iter.remove(); 3185 } 3186 if (matches.size() == 0) { 3187 return null; 3188 } else if (matches.size() == 1) { 3189 return matches.get(0).getComponentInfo().getComponentName(); 3190 } else { 3191 throw new RuntimeException( 3192 "There must be at most one ephemeral installer; found " + matches); 3193 } 3194 } 3195 3196 private void primeDomainVerificationsLPw(int userId) { 3197 if (DEBUG_DOMAIN_VERIFICATION) { 3198 Slog.d(TAG, "Priming domain verifications in user " + userId); 3199 } 3200 3201 SystemConfig systemConfig = SystemConfig.getInstance(); 3202 ArraySet<String> packages = systemConfig.getLinkedApps(); 3203 3204 for (String packageName : packages) { 3205 PackageParser.Package pkg = mPackages.get(packageName); 3206 if (pkg != null) { 3207 if (!pkg.isSystemApp()) { 3208 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3209 continue; 3210 } 3211 3212 ArraySet<String> domains = null; 3213 for (PackageParser.Activity a : pkg.activities) { 3214 for (ActivityIntentInfo filter : a.intents) { 3215 if (hasValidDomains(filter)) { 3216 if (domains == null) { 3217 domains = new ArraySet<String>(); 3218 } 3219 domains.addAll(filter.getHostsList()); 3220 } 3221 } 3222 } 3223 3224 if (domains != null && domains.size() > 0) { 3225 if (DEBUG_DOMAIN_VERIFICATION) { 3226 Slog.v(TAG, " + " + packageName); 3227 } 3228 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3229 // state w.r.t. the formal app-linkage "no verification attempted" state; 3230 // and then 'always' in the per-user state actually used for intent resolution. 3231 final IntentFilterVerificationInfo ivi; 3232 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3233 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3234 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3235 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3236 } else { 3237 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3238 + "' does not handle web links"); 3239 } 3240 } else { 3241 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3242 } 3243 } 3244 3245 scheduleWritePackageRestrictionsLocked(userId); 3246 scheduleWriteSettingsLocked(); 3247 } 3248 3249 private void applyFactoryDefaultBrowserLPw(int userId) { 3250 // The default browser app's package name is stored in a string resource, 3251 // with a product-specific overlay used for vendor customization. 3252 String browserPkg = mContext.getResources().getString( 3253 com.android.internal.R.string.default_browser); 3254 if (!TextUtils.isEmpty(browserPkg)) { 3255 // non-empty string => required to be a known package 3256 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3257 if (ps == null) { 3258 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3259 browserPkg = null; 3260 } else { 3261 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3262 } 3263 } 3264 3265 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3266 // default. If there's more than one, just leave everything alone. 3267 if (browserPkg == null) { 3268 calculateDefaultBrowserLPw(userId); 3269 } 3270 } 3271 3272 private void calculateDefaultBrowserLPw(int userId) { 3273 List<String> allBrowsers = resolveAllBrowserApps(userId); 3274 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3275 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3276 } 3277 3278 private List<String> resolveAllBrowserApps(int userId) { 3279 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3280 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3281 PackageManager.MATCH_ALL, userId); 3282 3283 final int count = list.size(); 3284 List<String> result = new ArrayList<String>(count); 3285 for (int i=0; i<count; i++) { 3286 ResolveInfo info = list.get(i); 3287 if (info.activityInfo == null 3288 || !info.handleAllWebDataURI 3289 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3290 || result.contains(info.activityInfo.packageName)) { 3291 continue; 3292 } 3293 result.add(info.activityInfo.packageName); 3294 } 3295 3296 return result; 3297 } 3298 3299 private boolean packageIsBrowser(String packageName, int userId) { 3300 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3301 PackageManager.MATCH_ALL, userId); 3302 final int N = list.size(); 3303 for (int i = 0; i < N; i++) { 3304 ResolveInfo info = list.get(i); 3305 if (packageName.equals(info.activityInfo.packageName)) { 3306 return true; 3307 } 3308 } 3309 return false; 3310 } 3311 3312 private void checkDefaultBrowser() { 3313 final int myUserId = UserHandle.myUserId(); 3314 final String packageName = getDefaultBrowserPackageName(myUserId); 3315 if (packageName != null) { 3316 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3317 if (info == null) { 3318 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3319 synchronized (mPackages) { 3320 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3321 } 3322 } 3323 } 3324 } 3325 3326 @Override 3327 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3328 throws RemoteException { 3329 try { 3330 return super.onTransact(code, data, reply, flags); 3331 } catch (RuntimeException e) { 3332 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3333 Slog.wtf(TAG, "Package Manager Crash", e); 3334 } 3335 throw e; 3336 } 3337 } 3338 3339 static int[] appendInts(int[] cur, int[] add) { 3340 if (add == null) return cur; 3341 if (cur == null) return add; 3342 final int N = add.length; 3343 for (int i=0; i<N; i++) { 3344 cur = appendInt(cur, add[i]); 3345 } 3346 return cur; 3347 } 3348 3349 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3350 if (!sUserManager.exists(userId)) return null; 3351 if (ps == null) { 3352 return null; 3353 } 3354 final PackageParser.Package p = ps.pkg; 3355 if (p == null) { 3356 return null; 3357 } 3358 // Filter out ephemeral app metadata: 3359 // * The system/shell/root can see metadata for any app 3360 // * An installed app can see metadata for 1) other installed apps 3361 // and 2) ephemeral apps that have explicitly interacted with it 3362 // * Ephemeral apps can only see their own metadata 3363 // * Holding a signature permission allows seeing instant apps 3364 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3365 if (callingAppId != Process.SYSTEM_UID 3366 && callingAppId != Process.SHELL_UID 3367 && callingAppId != Process.ROOT_UID 3368 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3369 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3370 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3371 if (instantAppPackageName != null) { 3372 // ephemeral apps can only get information on themselves 3373 if (!instantAppPackageName.equals(p.packageName)) { 3374 return null; 3375 } 3376 } else { 3377 if (ps.getInstantApp(userId)) { 3378 // only get access to the ephemeral app if we've been granted access 3379 if (!mInstantAppRegistry.isInstantAccessGranted( 3380 userId, callingAppId, ps.appId)) { 3381 return null; 3382 } 3383 } 3384 } 3385 } 3386 3387 final PermissionsState permissionsState = ps.getPermissionsState(); 3388 3389 // Compute GIDs only if requested 3390 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3391 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3392 // Compute granted permissions only if package has requested permissions 3393 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3394 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3395 final PackageUserState state = ps.readUserState(userId); 3396 3397 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3398 && ps.isSystem()) { 3399 flags |= MATCH_ANY_USER; 3400 } 3401 3402 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3403 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3404 3405 if (packageInfo == null) { 3406 return null; 3407 } 3408 3409 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3410 resolveExternalPackageNameLPr(p); 3411 3412 return packageInfo; 3413 } 3414 3415 @Override 3416 public void checkPackageStartable(String packageName, int userId) { 3417 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3418 3419 synchronized (mPackages) { 3420 final PackageSetting ps = mSettings.mPackages.get(packageName); 3421 if (ps == null) { 3422 throw new SecurityException("Package " + packageName + " was not found!"); 3423 } 3424 3425 if (!ps.getInstalled(userId)) { 3426 throw new SecurityException( 3427 "Package " + packageName + " was not installed for user " + userId + "!"); 3428 } 3429 3430 if (mSafeMode && !ps.isSystem()) { 3431 throw new SecurityException("Package " + packageName + " not a system app!"); 3432 } 3433 3434 if (mFrozenPackages.contains(packageName)) { 3435 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3436 } 3437 3438 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3439 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3440 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3441 } 3442 } 3443 } 3444 3445 @Override 3446 public boolean isPackageAvailable(String packageName, int userId) { 3447 if (!sUserManager.exists(userId)) return false; 3448 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3449 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3450 synchronized (mPackages) { 3451 PackageParser.Package p = mPackages.get(packageName); 3452 if (p != null) { 3453 final PackageSetting ps = (PackageSetting) p.mExtras; 3454 if (ps != null) { 3455 final PackageUserState state = ps.readUserState(userId); 3456 if (state != null) { 3457 return PackageParser.isAvailable(state); 3458 } 3459 } 3460 } 3461 } 3462 return false; 3463 } 3464 3465 @Override 3466 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3467 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3468 flags, userId); 3469 } 3470 3471 @Override 3472 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3473 int flags, int userId) { 3474 return getPackageInfoInternal(versionedPackage.getPackageName(), 3475 // TODO: We will change version code to long, so in the new API it is long 3476 (int) versionedPackage.getVersionCode(), flags, userId); 3477 } 3478 3479 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3480 int flags, int userId) { 3481 if (!sUserManager.exists(userId)) return null; 3482 flags = updateFlagsForPackage(flags, userId, packageName); 3483 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3484 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3485 3486 // reader 3487 synchronized (mPackages) { 3488 // Normalize package name to handle renamed packages and static libs 3489 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3490 3491 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3492 if (matchFactoryOnly) { 3493 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3494 if (ps != null) { 3495 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3496 return null; 3497 } 3498 return generatePackageInfo(ps, flags, userId); 3499 } 3500 } 3501 3502 PackageParser.Package p = mPackages.get(packageName); 3503 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3504 return null; 3505 } 3506 if (DEBUG_PACKAGE_INFO) 3507 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3508 if (p != null) { 3509 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3510 Binder.getCallingUid(), userId)) { 3511 return null; 3512 } 3513 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3514 } 3515 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3516 final PackageSetting ps = mSettings.mPackages.get(packageName); 3517 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3518 return null; 3519 } 3520 return generatePackageInfo(ps, flags, userId); 3521 } 3522 } 3523 return null; 3524 } 3525 3526 3527 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3528 // System/shell/root get to see all static libs 3529 final int appId = UserHandle.getAppId(uid); 3530 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3531 || appId == Process.ROOT_UID) { 3532 return false; 3533 } 3534 3535 // No package means no static lib as it is always on internal storage 3536 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3537 return false; 3538 } 3539 3540 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3541 ps.pkg.staticSharedLibVersion); 3542 if (libEntry == null) { 3543 return false; 3544 } 3545 3546 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3547 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3548 if (uidPackageNames == null) { 3549 return true; 3550 } 3551 3552 for (String uidPackageName : uidPackageNames) { 3553 if (ps.name.equals(uidPackageName)) { 3554 return false; 3555 } 3556 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3557 if (uidPs != null) { 3558 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3559 libEntry.info.getName()); 3560 if (index < 0) { 3561 continue; 3562 } 3563 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3564 return false; 3565 } 3566 } 3567 } 3568 return true; 3569 } 3570 3571 @Override 3572 public String[] currentToCanonicalPackageNames(String[] names) { 3573 String[] out = new String[names.length]; 3574 // reader 3575 synchronized (mPackages) { 3576 for (int i=names.length-1; i>=0; i--) { 3577 PackageSetting ps = mSettings.mPackages.get(names[i]); 3578 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3579 } 3580 } 3581 return out; 3582 } 3583 3584 @Override 3585 public String[] canonicalToCurrentPackageNames(String[] names) { 3586 String[] out = new String[names.length]; 3587 // reader 3588 synchronized (mPackages) { 3589 for (int i=names.length-1; i>=0; i--) { 3590 String cur = mSettings.getRenamedPackageLPr(names[i]); 3591 out[i] = cur != null ? cur : names[i]; 3592 } 3593 } 3594 return out; 3595 } 3596 3597 @Override 3598 public int getPackageUid(String packageName, int flags, int userId) { 3599 if (!sUserManager.exists(userId)) return -1; 3600 flags = updateFlagsForPackage(flags, userId, packageName); 3601 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3602 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3603 3604 // reader 3605 synchronized (mPackages) { 3606 final PackageParser.Package p = mPackages.get(packageName); 3607 if (p != null && p.isMatch(flags)) { 3608 return UserHandle.getUid(userId, p.applicationInfo.uid); 3609 } 3610 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3611 final PackageSetting ps = mSettings.mPackages.get(packageName); 3612 if (ps != null && ps.isMatch(flags)) { 3613 return UserHandle.getUid(userId, ps.appId); 3614 } 3615 } 3616 } 3617 3618 return -1; 3619 } 3620 3621 @Override 3622 public int[] getPackageGids(String packageName, int flags, int userId) { 3623 if (!sUserManager.exists(userId)) return null; 3624 flags = updateFlagsForPackage(flags, userId, packageName); 3625 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3626 false /* requireFullPermission */, false /* checkShell */, 3627 "getPackageGids"); 3628 3629 // reader 3630 synchronized (mPackages) { 3631 final PackageParser.Package p = mPackages.get(packageName); 3632 if (p != null && p.isMatch(flags)) { 3633 PackageSetting ps = (PackageSetting) p.mExtras; 3634 // TODO: Shouldn't this be checking for package installed state for userId and 3635 // return null? 3636 return ps.getPermissionsState().computeGids(userId); 3637 } 3638 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3639 final PackageSetting ps = mSettings.mPackages.get(packageName); 3640 if (ps != null && ps.isMatch(flags)) { 3641 return ps.getPermissionsState().computeGids(userId); 3642 } 3643 } 3644 } 3645 3646 return null; 3647 } 3648 3649 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3650 if (bp.perm != null) { 3651 return PackageParser.generatePermissionInfo(bp.perm, flags); 3652 } 3653 PermissionInfo pi = new PermissionInfo(); 3654 pi.name = bp.name; 3655 pi.packageName = bp.sourcePackage; 3656 pi.nonLocalizedLabel = bp.name; 3657 pi.protectionLevel = bp.protectionLevel; 3658 return pi; 3659 } 3660 3661 @Override 3662 public PermissionInfo getPermissionInfo(String name, int flags) { 3663 // reader 3664 synchronized (mPackages) { 3665 final BasePermission p = mSettings.mPermissions.get(name); 3666 if (p != null) { 3667 return generatePermissionInfo(p, flags); 3668 } 3669 return null; 3670 } 3671 } 3672 3673 @Override 3674 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3675 int flags) { 3676 // reader 3677 synchronized (mPackages) { 3678 if (group != null && !mPermissionGroups.containsKey(group)) { 3679 // This is thrown as NameNotFoundException 3680 return null; 3681 } 3682 3683 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3684 for (BasePermission p : mSettings.mPermissions.values()) { 3685 if (group == null) { 3686 if (p.perm == null || p.perm.info.group == null) { 3687 out.add(generatePermissionInfo(p, flags)); 3688 } 3689 } else { 3690 if (p.perm != null && group.equals(p.perm.info.group)) { 3691 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3692 } 3693 } 3694 } 3695 return new ParceledListSlice<>(out); 3696 } 3697 } 3698 3699 @Override 3700 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3701 // reader 3702 synchronized (mPackages) { 3703 return PackageParser.generatePermissionGroupInfo( 3704 mPermissionGroups.get(name), flags); 3705 } 3706 } 3707 3708 @Override 3709 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3710 // reader 3711 synchronized (mPackages) { 3712 final int N = mPermissionGroups.size(); 3713 ArrayList<PermissionGroupInfo> out 3714 = new ArrayList<PermissionGroupInfo>(N); 3715 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3716 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3717 } 3718 return new ParceledListSlice<>(out); 3719 } 3720 } 3721 3722 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3723 int uid, int userId) { 3724 if (!sUserManager.exists(userId)) return null; 3725 PackageSetting ps = mSettings.mPackages.get(packageName); 3726 if (ps != null) { 3727 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3728 return null; 3729 } 3730 if (ps.pkg == null) { 3731 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3732 if (pInfo != null) { 3733 return pInfo.applicationInfo; 3734 } 3735 return null; 3736 } 3737 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3738 ps.readUserState(userId), userId); 3739 if (ai != null) { 3740 rebaseEnabledOverlays(ai, userId); 3741 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3742 } 3743 return ai; 3744 } 3745 return null; 3746 } 3747 3748 @Override 3749 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3750 if (!sUserManager.exists(userId)) return null; 3751 flags = updateFlagsForApplication(flags, userId, packageName); 3752 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3753 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3754 3755 // writer 3756 synchronized (mPackages) { 3757 // Normalize package name to handle renamed packages and static libs 3758 packageName = resolveInternalPackageNameLPr(packageName, 3759 PackageManager.VERSION_CODE_HIGHEST); 3760 3761 PackageParser.Package p = mPackages.get(packageName); 3762 if (DEBUG_PACKAGE_INFO) Log.v( 3763 TAG, "getApplicationInfo " + packageName 3764 + ": " + p); 3765 if (p != null) { 3766 PackageSetting ps = mSettings.mPackages.get(packageName); 3767 if (ps == null) return null; 3768 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3769 return null; 3770 } 3771 // Note: isEnabledLP() does not apply here - always return info 3772 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3773 p, flags, ps.readUserState(userId), userId); 3774 if (ai != null) { 3775 rebaseEnabledOverlays(ai, userId); 3776 ai.packageName = resolveExternalPackageNameLPr(p); 3777 } 3778 return ai; 3779 } 3780 if ("android".equals(packageName)||"system".equals(packageName)) { 3781 return mAndroidApplication; 3782 } 3783 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3784 // Already generates the external package name 3785 return generateApplicationInfoFromSettingsLPw(packageName, 3786 Binder.getCallingUid(), flags, userId); 3787 } 3788 } 3789 return null; 3790 } 3791 3792 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3793 List<String> paths = new ArrayList<>(); 3794 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3795 mEnabledOverlayPaths.get(userId); 3796 if (userSpecificOverlays != null) { 3797 if (!"android".equals(ai.packageName)) { 3798 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3799 if (frameworkOverlays != null) { 3800 paths.addAll(frameworkOverlays); 3801 } 3802 } 3803 3804 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3805 if (appOverlays != null) { 3806 paths.addAll(appOverlays); 3807 } 3808 } 3809 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3810 } 3811 3812 private String normalizePackageNameLPr(String packageName) { 3813 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3814 return normalizedPackageName != null ? normalizedPackageName : packageName; 3815 } 3816 3817 @Override 3818 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3819 final IPackageDataObserver observer) { 3820 mContext.enforceCallingOrSelfPermission( 3821 android.Manifest.permission.CLEAR_APP_CACHE, null); 3822 mHandler.post(() -> { 3823 boolean success = false; 3824 try { 3825 freeStorage(volumeUuid, freeStorageSize, 0); 3826 success = true; 3827 } catch (IOException e) { 3828 Slog.w(TAG, e); 3829 } 3830 if (observer != null) { 3831 try { 3832 observer.onRemoveCompleted(null, success); 3833 } catch (RemoteException e) { 3834 Slog.w(TAG, e); 3835 } 3836 } 3837 }); 3838 } 3839 3840 @Override 3841 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3842 final IntentSender pi) { 3843 mContext.enforceCallingOrSelfPermission( 3844 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3845 mHandler.post(() -> { 3846 boolean success = false; 3847 try { 3848 freeStorage(volumeUuid, freeStorageSize, 0); 3849 success = true; 3850 } catch (IOException e) { 3851 Slog.w(TAG, e); 3852 } 3853 if (pi != null) { 3854 try { 3855 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3856 } catch (SendIntentException e) { 3857 Slog.w(TAG, e); 3858 } 3859 } 3860 }); 3861 } 3862 3863 /** 3864 * Blocking call to clear various types of cached data across the system 3865 * until the requested bytes are available. 3866 */ 3867 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3868 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3869 final File file = storage.findPathForUuid(volumeUuid); 3870 3871 if (ENABLE_FREE_CACHE_V2) { 3872 final boolean aggressive = (storageFlags 3873 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3874 3875 // 1. Pre-flight to determine if we have any chance to succeed 3876 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3877 3878 // 3. Consider parsed APK data (aggressive only) 3879 if (aggressive) { 3880 FileUtils.deleteContents(mCacheDir); 3881 } 3882 if (file.getUsableSpace() >= bytes) return; 3883 3884 // 4. Consider cached app data (above quotas) 3885 try { 3886 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3887 } catch (InstallerException ignored) { 3888 } 3889 if (file.getUsableSpace() >= bytes) return; 3890 3891 // 5. Consider shared libraries with refcount=0 and age>2h 3892 // 6. Consider dexopt output (aggressive only) 3893 // 7. Consider ephemeral apps not used in last week 3894 3895 // 8. Consider cached app data (below quotas) 3896 try { 3897 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3898 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3899 } catch (InstallerException ignored) { 3900 } 3901 if (file.getUsableSpace() >= bytes) return; 3902 3903 // 9. Consider DropBox entries 3904 // 10. Consider ephemeral cookies 3905 3906 } else { 3907 try { 3908 mInstaller.freeCache(volumeUuid, bytes, 0); 3909 } catch (InstallerException ignored) { 3910 } 3911 if (file.getUsableSpace() >= bytes) return; 3912 } 3913 3914 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3915 } 3916 3917 /** 3918 * Update given flags based on encryption status of current user. 3919 */ 3920 private int updateFlags(int flags, int userId) { 3921 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3922 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3923 // Caller expressed an explicit opinion about what encryption 3924 // aware/unaware components they want to see, so fall through and 3925 // give them what they want 3926 } else { 3927 // Caller expressed no opinion, so match based on user state 3928 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3929 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3930 } else { 3931 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3932 } 3933 } 3934 return flags; 3935 } 3936 3937 private UserManagerInternal getUserManagerInternal() { 3938 if (mUserManagerInternal == null) { 3939 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3940 } 3941 return mUserManagerInternal; 3942 } 3943 3944 private DeviceIdleController.LocalService getDeviceIdleController() { 3945 if (mDeviceIdleController == null) { 3946 mDeviceIdleController = 3947 LocalServices.getService(DeviceIdleController.LocalService.class); 3948 } 3949 return mDeviceIdleController; 3950 } 3951 3952 /** 3953 * Update given flags when being used to request {@link PackageInfo}. 3954 */ 3955 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3956 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3957 boolean triaged = true; 3958 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3959 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3960 // Caller is asking for component details, so they'd better be 3961 // asking for specific encryption matching behavior, or be triaged 3962 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3963 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3964 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3965 triaged = false; 3966 } 3967 } 3968 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3969 | PackageManager.MATCH_SYSTEM_ONLY 3970 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3971 triaged = false; 3972 } 3973 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3974 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3975 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3976 + Debug.getCallers(5)); 3977 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3978 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3979 // If the caller wants all packages and has a restricted profile associated with it, 3980 // then match all users. This is to make sure that launchers that need to access work 3981 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3982 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3983 flags |= PackageManager.MATCH_ANY_USER; 3984 } 3985 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3986 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3987 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3988 } 3989 return updateFlags(flags, userId); 3990 } 3991 3992 /** 3993 * Update given flags when being used to request {@link ApplicationInfo}. 3994 */ 3995 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3996 return updateFlagsForPackage(flags, userId, cookie); 3997 } 3998 3999 /** 4000 * Update given flags when being used to request {@link ComponentInfo}. 4001 */ 4002 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4003 if (cookie instanceof Intent) { 4004 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4005 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4006 } 4007 } 4008 4009 boolean triaged = true; 4010 // Caller is asking for component details, so they'd better be 4011 // asking for specific encryption matching behavior, or be triaged 4012 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4013 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4014 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4015 triaged = false; 4016 } 4017 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4018 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4019 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4020 } 4021 4022 return updateFlags(flags, userId); 4023 } 4024 4025 /** 4026 * Update given intent when being used to request {@link ResolveInfo}. 4027 */ 4028 private Intent updateIntentForResolve(Intent intent) { 4029 if (intent.getSelector() != null) { 4030 intent = intent.getSelector(); 4031 } 4032 if (DEBUG_PREFERRED) { 4033 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4034 } 4035 return intent; 4036 } 4037 4038 /** 4039 * Update given flags when being used to request {@link ResolveInfo}. 4040 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4041 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4042 * flag set. However, this flag is only honoured in three circumstances: 4043 * <ul> 4044 * <li>when called from a system process</li> 4045 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4046 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4047 * action and a {@code android.intent.category.BROWSABLE} category</li> 4048 * </ul> 4049 */ 4050 int updateFlagsForResolve(int flags, int userId, Intent intent, boolean includeInstantApp) { 4051 // Safe mode means we shouldn't match any third-party components 4052 if (mSafeMode) { 4053 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4054 } 4055 final int callingUid = Binder.getCallingUid(); 4056 if (getInstantAppPackageName(callingUid) != null) { 4057 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4058 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4059 flags |= PackageManager.MATCH_INSTANT; 4060 } else { 4061 // Otherwise, prevent leaking ephemeral components 4062 final boolean isSpecialProcess = 4063 callingUid == Process.SYSTEM_UID 4064 || callingUid == Process.SHELL_UID 4065 || callingUid == 0; 4066 final boolean allowMatchInstant = 4067 (includeInstantApp 4068 && Intent.ACTION_VIEW.equals(intent.getAction()) 4069 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4070 && hasWebURI(intent)) 4071 || isSpecialProcess 4072 || mContext.checkCallingOrSelfPermission( 4073 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4074 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4075 if (!allowMatchInstant) { 4076 flags &= ~PackageManager.MATCH_INSTANT; 4077 } 4078 } 4079 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4080 } 4081 4082 @Override 4083 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4084 if (!sUserManager.exists(userId)) return null; 4085 flags = updateFlagsForComponent(flags, userId, component); 4086 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4087 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4088 synchronized (mPackages) { 4089 PackageParser.Activity a = mActivities.mActivities.get(component); 4090 4091 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4092 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4093 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4094 if (ps == null) return null; 4095 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4096 userId); 4097 } 4098 if (mResolveComponentName.equals(component)) { 4099 return PackageParser.generateActivityInfo(mResolveActivity, flags, 4100 new PackageUserState(), userId); 4101 } 4102 } 4103 return null; 4104 } 4105 4106 @Override 4107 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4108 String resolvedType) { 4109 synchronized (mPackages) { 4110 if (component.equals(mResolveComponentName)) { 4111 // The resolver supports EVERYTHING! 4112 return true; 4113 } 4114 PackageParser.Activity a = mActivities.mActivities.get(component); 4115 if (a == null) { 4116 return false; 4117 } 4118 for (int i=0; i<a.intents.size(); i++) { 4119 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4120 intent.getData(), intent.getCategories(), TAG) >= 0) { 4121 return true; 4122 } 4123 } 4124 return false; 4125 } 4126 } 4127 4128 @Override 4129 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4130 if (!sUserManager.exists(userId)) return null; 4131 flags = updateFlagsForComponent(flags, userId, component); 4132 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4133 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4134 synchronized (mPackages) { 4135 PackageParser.Activity a = mReceivers.mActivities.get(component); 4136 if (DEBUG_PACKAGE_INFO) Log.v( 4137 TAG, "getReceiverInfo " + component + ": " + a); 4138 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4139 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4140 if (ps == null) return null; 4141 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4142 userId); 4143 } 4144 } 4145 return null; 4146 } 4147 4148 @Override 4149 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4150 if (!sUserManager.exists(userId)) return null; 4151 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4152 4153 flags = updateFlagsForPackage(flags, userId, null); 4154 4155 final boolean canSeeStaticLibraries = 4156 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4157 == PERMISSION_GRANTED 4158 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4159 == PERMISSION_GRANTED 4160 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4161 == PERMISSION_GRANTED 4162 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4163 == PERMISSION_GRANTED; 4164 4165 synchronized (mPackages) { 4166 List<SharedLibraryInfo> result = null; 4167 4168 final int libCount = mSharedLibraries.size(); 4169 for (int i = 0; i < libCount; i++) { 4170 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4171 if (versionedLib == null) { 4172 continue; 4173 } 4174 4175 final int versionCount = versionedLib.size(); 4176 for (int j = 0; j < versionCount; j++) { 4177 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4178 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4179 break; 4180 } 4181 final long identity = Binder.clearCallingIdentity(); 4182 try { 4183 // TODO: We will change version code to long, so in the new API it is long 4184 PackageInfo packageInfo = getPackageInfoVersioned( 4185 libInfo.getDeclaringPackage(), flags, userId); 4186 if (packageInfo == null) { 4187 continue; 4188 } 4189 } finally { 4190 Binder.restoreCallingIdentity(identity); 4191 } 4192 4193 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4194 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4195 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4196 4197 if (result == null) { 4198 result = new ArrayList<>(); 4199 } 4200 result.add(resLibInfo); 4201 } 4202 } 4203 4204 return result != null ? new ParceledListSlice<>(result) : null; 4205 } 4206 } 4207 4208 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4209 SharedLibraryInfo libInfo, int flags, int userId) { 4210 List<VersionedPackage> versionedPackages = null; 4211 final int packageCount = mSettings.mPackages.size(); 4212 for (int i = 0; i < packageCount; i++) { 4213 PackageSetting ps = mSettings.mPackages.valueAt(i); 4214 4215 if (ps == null) { 4216 continue; 4217 } 4218 4219 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4220 continue; 4221 } 4222 4223 final String libName = libInfo.getName(); 4224 if (libInfo.isStatic()) { 4225 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4226 if (libIdx < 0) { 4227 continue; 4228 } 4229 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4230 continue; 4231 } 4232 if (versionedPackages == null) { 4233 versionedPackages = new ArrayList<>(); 4234 } 4235 // If the dependent is a static shared lib, use the public package name 4236 String dependentPackageName = ps.name; 4237 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4238 dependentPackageName = ps.pkg.manifestPackageName; 4239 } 4240 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4241 } else if (ps.pkg != null) { 4242 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4243 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4244 if (versionedPackages == null) { 4245 versionedPackages = new ArrayList<>(); 4246 } 4247 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4248 } 4249 } 4250 } 4251 4252 return versionedPackages; 4253 } 4254 4255 @Override 4256 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4257 if (!sUserManager.exists(userId)) return null; 4258 flags = updateFlagsForComponent(flags, userId, component); 4259 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4260 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4261 synchronized (mPackages) { 4262 PackageParser.Service s = mServices.mServices.get(component); 4263 if (DEBUG_PACKAGE_INFO) Log.v( 4264 TAG, "getServiceInfo " + component + ": " + s); 4265 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4266 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4267 if (ps == null) return null; 4268 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4269 userId); 4270 } 4271 } 4272 return null; 4273 } 4274 4275 @Override 4276 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4277 if (!sUserManager.exists(userId)) return null; 4278 flags = updateFlagsForComponent(flags, userId, component); 4279 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4280 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4281 synchronized (mPackages) { 4282 PackageParser.Provider p = mProviders.mProviders.get(component); 4283 if (DEBUG_PACKAGE_INFO) Log.v( 4284 TAG, "getProviderInfo " + component + ": " + p); 4285 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4286 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4287 if (ps == null) return null; 4288 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4289 userId); 4290 } 4291 } 4292 return null; 4293 } 4294 4295 @Override 4296 public String[] getSystemSharedLibraryNames() { 4297 synchronized (mPackages) { 4298 Set<String> libs = null; 4299 final int libCount = mSharedLibraries.size(); 4300 for (int i = 0; i < libCount; i++) { 4301 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4302 if (versionedLib == null) { 4303 continue; 4304 } 4305 final int versionCount = versionedLib.size(); 4306 for (int j = 0; j < versionCount; j++) { 4307 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4308 if (!libEntry.info.isStatic()) { 4309 if (libs == null) { 4310 libs = new ArraySet<>(); 4311 } 4312 libs.add(libEntry.info.getName()); 4313 break; 4314 } 4315 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4316 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4317 UserHandle.getUserId(Binder.getCallingUid()))) { 4318 if (libs == null) { 4319 libs = new ArraySet<>(); 4320 } 4321 libs.add(libEntry.info.getName()); 4322 break; 4323 } 4324 } 4325 } 4326 4327 if (libs != null) { 4328 String[] libsArray = new String[libs.size()]; 4329 libs.toArray(libsArray); 4330 return libsArray; 4331 } 4332 4333 return null; 4334 } 4335 } 4336 4337 @Override 4338 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4339 synchronized (mPackages) { 4340 return mServicesSystemSharedLibraryPackageName; 4341 } 4342 } 4343 4344 @Override 4345 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4346 synchronized (mPackages) { 4347 return mSharedSystemSharedLibraryPackageName; 4348 } 4349 } 4350 4351 private void updateSequenceNumberLP(String packageName, int[] userList) { 4352 for (int i = userList.length - 1; i >= 0; --i) { 4353 final int userId = userList[i]; 4354 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4355 if (changedPackages == null) { 4356 changedPackages = new SparseArray<>(); 4357 mChangedPackages.put(userId, changedPackages); 4358 } 4359 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4360 if (sequenceNumbers == null) { 4361 sequenceNumbers = new HashMap<>(); 4362 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4363 } 4364 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4365 if (sequenceNumber != null) { 4366 changedPackages.remove(sequenceNumber); 4367 } 4368 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4369 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4370 } 4371 mChangedPackagesSequenceNumber++; 4372 } 4373 4374 @Override 4375 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4376 synchronized (mPackages) { 4377 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4378 return null; 4379 } 4380 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4381 if (changedPackages == null) { 4382 return null; 4383 } 4384 final List<String> packageNames = 4385 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4386 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4387 final String packageName = changedPackages.get(i); 4388 if (packageName != null) { 4389 packageNames.add(packageName); 4390 } 4391 } 4392 return packageNames.isEmpty() 4393 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4394 } 4395 } 4396 4397 @Override 4398 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4399 ArrayList<FeatureInfo> res; 4400 synchronized (mAvailableFeatures) { 4401 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4402 res.addAll(mAvailableFeatures.values()); 4403 } 4404 final FeatureInfo fi = new FeatureInfo(); 4405 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4406 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4407 res.add(fi); 4408 4409 return new ParceledListSlice<>(res); 4410 } 4411 4412 @Override 4413 public boolean hasSystemFeature(String name, int version) { 4414 synchronized (mAvailableFeatures) { 4415 final FeatureInfo feat = mAvailableFeatures.get(name); 4416 if (feat == null) { 4417 return false; 4418 } else { 4419 return feat.version >= version; 4420 } 4421 } 4422 } 4423 4424 @Override 4425 public int checkPermission(String permName, String pkgName, int userId) { 4426 if (!sUserManager.exists(userId)) { 4427 return PackageManager.PERMISSION_DENIED; 4428 } 4429 4430 synchronized (mPackages) { 4431 final PackageParser.Package p = mPackages.get(pkgName); 4432 if (p != null && p.mExtras != null) { 4433 final PackageSetting ps = (PackageSetting) p.mExtras; 4434 final PermissionsState permissionsState = ps.getPermissionsState(); 4435 if (permissionsState.hasPermission(permName, userId)) { 4436 return PackageManager.PERMISSION_GRANTED; 4437 } 4438 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4439 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4440 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4441 return PackageManager.PERMISSION_GRANTED; 4442 } 4443 } 4444 } 4445 4446 return PackageManager.PERMISSION_DENIED; 4447 } 4448 4449 @Override 4450 public int checkUidPermission(String permName, int uid) { 4451 final int userId = UserHandle.getUserId(uid); 4452 4453 if (!sUserManager.exists(userId)) { 4454 return PackageManager.PERMISSION_DENIED; 4455 } 4456 4457 synchronized (mPackages) { 4458 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4459 if (obj != null) { 4460 final SettingBase ps = (SettingBase) obj; 4461 final PermissionsState permissionsState = ps.getPermissionsState(); 4462 if (permissionsState.hasPermission(permName, userId)) { 4463 return PackageManager.PERMISSION_GRANTED; 4464 } 4465 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4466 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4467 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4468 return PackageManager.PERMISSION_GRANTED; 4469 } 4470 } else { 4471 ArraySet<String> perms = mSystemPermissions.get(uid); 4472 if (perms != null) { 4473 if (perms.contains(permName)) { 4474 return PackageManager.PERMISSION_GRANTED; 4475 } 4476 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4477 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4478 return PackageManager.PERMISSION_GRANTED; 4479 } 4480 } 4481 } 4482 } 4483 4484 return PackageManager.PERMISSION_DENIED; 4485 } 4486 4487 @Override 4488 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4489 if (UserHandle.getCallingUserId() != userId) { 4490 mContext.enforceCallingPermission( 4491 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4492 "isPermissionRevokedByPolicy for user " + userId); 4493 } 4494 4495 if (checkPermission(permission, packageName, userId) 4496 == PackageManager.PERMISSION_GRANTED) { 4497 return false; 4498 } 4499 4500 final long identity = Binder.clearCallingIdentity(); 4501 try { 4502 final int flags = getPermissionFlags(permission, packageName, userId); 4503 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4504 } finally { 4505 Binder.restoreCallingIdentity(identity); 4506 } 4507 } 4508 4509 @Override 4510 public String getPermissionControllerPackageName() { 4511 synchronized (mPackages) { 4512 return mRequiredInstallerPackage; 4513 } 4514 } 4515 4516 /** 4517 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4518 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4519 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4520 * @param message the message to log on security exception 4521 */ 4522 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4523 boolean checkShell, String message) { 4524 if (userId < 0) { 4525 throw new IllegalArgumentException("Invalid userId " + userId); 4526 } 4527 if (checkShell) { 4528 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4529 } 4530 if (userId == UserHandle.getUserId(callingUid)) return; 4531 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4532 if (requireFullPermission) { 4533 mContext.enforceCallingOrSelfPermission( 4534 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4535 } else { 4536 try { 4537 mContext.enforceCallingOrSelfPermission( 4538 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4539 } catch (SecurityException se) { 4540 mContext.enforceCallingOrSelfPermission( 4541 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4542 } 4543 } 4544 } 4545 } 4546 4547 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4548 if (callingUid == Process.SHELL_UID) { 4549 if (userHandle >= 0 4550 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4551 throw new SecurityException("Shell does not have permission to access user " 4552 + userHandle); 4553 } else if (userHandle < 0) { 4554 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4555 + Debug.getCallers(3)); 4556 } 4557 } 4558 } 4559 4560 private BasePermission findPermissionTreeLP(String permName) { 4561 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4562 if (permName.startsWith(bp.name) && 4563 permName.length() > bp.name.length() && 4564 permName.charAt(bp.name.length()) == '.') { 4565 return bp; 4566 } 4567 } 4568 return null; 4569 } 4570 4571 private BasePermission checkPermissionTreeLP(String permName) { 4572 if (permName != null) { 4573 BasePermission bp = findPermissionTreeLP(permName); 4574 if (bp != null) { 4575 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4576 return bp; 4577 } 4578 throw new SecurityException("Calling uid " 4579 + Binder.getCallingUid() 4580 + " is not allowed to add to permission tree " 4581 + bp.name + " owned by uid " + bp.uid); 4582 } 4583 } 4584 throw new SecurityException("No permission tree found for " + permName); 4585 } 4586 4587 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4588 if (s1 == null) { 4589 return s2 == null; 4590 } 4591 if (s2 == null) { 4592 return false; 4593 } 4594 if (s1.getClass() != s2.getClass()) { 4595 return false; 4596 } 4597 return s1.equals(s2); 4598 } 4599 4600 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4601 if (pi1.icon != pi2.icon) return false; 4602 if (pi1.logo != pi2.logo) return false; 4603 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4604 if (!compareStrings(pi1.name, pi2.name)) return false; 4605 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4606 // We'll take care of setting this one. 4607 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4608 // These are not currently stored in settings. 4609 //if (!compareStrings(pi1.group, pi2.group)) return false; 4610 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4611 //if (pi1.labelRes != pi2.labelRes) return false; 4612 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4613 return true; 4614 } 4615 4616 int permissionInfoFootprint(PermissionInfo info) { 4617 int size = info.name.length(); 4618 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4619 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4620 return size; 4621 } 4622 4623 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4624 int size = 0; 4625 for (BasePermission perm : mSettings.mPermissions.values()) { 4626 if (perm.uid == tree.uid) { 4627 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4628 } 4629 } 4630 return size; 4631 } 4632 4633 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4634 // We calculate the max size of permissions defined by this uid and throw 4635 // if that plus the size of 'info' would exceed our stated maximum. 4636 if (tree.uid != Process.SYSTEM_UID) { 4637 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4638 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4639 throw new SecurityException("Permission tree size cap exceeded"); 4640 } 4641 } 4642 } 4643 4644 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4645 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4646 throw new SecurityException("Label must be specified in permission"); 4647 } 4648 BasePermission tree = checkPermissionTreeLP(info.name); 4649 BasePermission bp = mSettings.mPermissions.get(info.name); 4650 boolean added = bp == null; 4651 boolean changed = true; 4652 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4653 if (added) { 4654 enforcePermissionCapLocked(info, tree); 4655 bp = new BasePermission(info.name, tree.sourcePackage, 4656 BasePermission.TYPE_DYNAMIC); 4657 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4658 throw new SecurityException( 4659 "Not allowed to modify non-dynamic permission " 4660 + info.name); 4661 } else { 4662 if (bp.protectionLevel == fixedLevel 4663 && bp.perm.owner.equals(tree.perm.owner) 4664 && bp.uid == tree.uid 4665 && comparePermissionInfos(bp.perm.info, info)) { 4666 changed = false; 4667 } 4668 } 4669 bp.protectionLevel = fixedLevel; 4670 info = new PermissionInfo(info); 4671 info.protectionLevel = fixedLevel; 4672 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4673 bp.perm.info.packageName = tree.perm.info.packageName; 4674 bp.uid = tree.uid; 4675 if (added) { 4676 mSettings.mPermissions.put(info.name, bp); 4677 } 4678 if (changed) { 4679 if (!async) { 4680 mSettings.writeLPr(); 4681 } else { 4682 scheduleWriteSettingsLocked(); 4683 } 4684 } 4685 return added; 4686 } 4687 4688 @Override 4689 public boolean addPermission(PermissionInfo info) { 4690 synchronized (mPackages) { 4691 return addPermissionLocked(info, false); 4692 } 4693 } 4694 4695 @Override 4696 public boolean addPermissionAsync(PermissionInfo info) { 4697 synchronized (mPackages) { 4698 return addPermissionLocked(info, true); 4699 } 4700 } 4701 4702 @Override 4703 public void removePermission(String name) { 4704 synchronized (mPackages) { 4705 checkPermissionTreeLP(name); 4706 BasePermission bp = mSettings.mPermissions.get(name); 4707 if (bp != null) { 4708 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4709 throw new SecurityException( 4710 "Not allowed to modify non-dynamic permission " 4711 + name); 4712 } 4713 mSettings.mPermissions.remove(name); 4714 mSettings.writeLPr(); 4715 } 4716 } 4717 } 4718 4719 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4720 BasePermission bp) { 4721 int index = pkg.requestedPermissions.indexOf(bp.name); 4722 if (index == -1) { 4723 throw new SecurityException("Package " + pkg.packageName 4724 + " has not requested permission " + bp.name); 4725 } 4726 if (!bp.isRuntime() && !bp.isDevelopment()) { 4727 throw new SecurityException("Permission " + bp.name 4728 + " is not a changeable permission type"); 4729 } 4730 } 4731 4732 @Override 4733 public void grantRuntimePermission(String packageName, String name, final int userId) { 4734 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4735 } 4736 4737 private void grantRuntimePermission(String packageName, String name, final int userId, 4738 boolean overridePolicy) { 4739 if (!sUserManager.exists(userId)) { 4740 Log.e(TAG, "No such user:" + userId); 4741 return; 4742 } 4743 4744 mContext.enforceCallingOrSelfPermission( 4745 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4746 "grantRuntimePermission"); 4747 4748 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4749 true /* requireFullPermission */, true /* checkShell */, 4750 "grantRuntimePermission"); 4751 4752 final int uid; 4753 final SettingBase sb; 4754 4755 synchronized (mPackages) { 4756 final PackageParser.Package pkg = mPackages.get(packageName); 4757 if (pkg == null) { 4758 throw new IllegalArgumentException("Unknown package: " + packageName); 4759 } 4760 4761 final BasePermission bp = mSettings.mPermissions.get(name); 4762 if (bp == null) { 4763 throw new IllegalArgumentException("Unknown permission: " + name); 4764 } 4765 4766 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4767 4768 // If a permission review is required for legacy apps we represent 4769 // their permissions as always granted runtime ones since we need 4770 // to keep the review required permission flag per user while an 4771 // install permission's state is shared across all users. 4772 if (mPermissionReviewRequired 4773 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4774 && bp.isRuntime()) { 4775 return; 4776 } 4777 4778 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4779 sb = (SettingBase) pkg.mExtras; 4780 if (sb == null) { 4781 throw new IllegalArgumentException("Unknown package: " + packageName); 4782 } 4783 4784 final PermissionsState permissionsState = sb.getPermissionsState(); 4785 4786 final int flags = permissionsState.getPermissionFlags(name, userId); 4787 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4788 throw new SecurityException("Cannot grant system fixed permission " 4789 + name + " for package " + packageName); 4790 } 4791 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4792 throw new SecurityException("Cannot grant policy fixed permission " 4793 + name + " for package " + packageName); 4794 } 4795 4796 if (bp.isDevelopment()) { 4797 // Development permissions must be handled specially, since they are not 4798 // normal runtime permissions. For now they apply to all users. 4799 if (permissionsState.grantInstallPermission(bp) != 4800 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4801 scheduleWriteSettingsLocked(); 4802 } 4803 return; 4804 } 4805 4806 final PackageSetting ps = mSettings.mPackages.get(packageName); 4807 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4808 throw new SecurityException("Cannot grant non-ephemeral permission" 4809 + name + " for package " + packageName); 4810 } 4811 4812 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4813 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4814 return; 4815 } 4816 4817 final int result = permissionsState.grantRuntimePermission(bp, userId); 4818 switch (result) { 4819 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4820 return; 4821 } 4822 4823 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4824 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4825 mHandler.post(new Runnable() { 4826 @Override 4827 public void run() { 4828 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4829 } 4830 }); 4831 } 4832 break; 4833 } 4834 4835 if (bp.isRuntime()) { 4836 logPermissionGranted(mContext, name, packageName); 4837 } 4838 4839 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4840 4841 // Not critical if that is lost - app has to request again. 4842 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4843 } 4844 4845 // Only need to do this if user is initialized. Otherwise it's a new user 4846 // and there are no processes running as the user yet and there's no need 4847 // to make an expensive call to remount processes for the changed permissions. 4848 if (READ_EXTERNAL_STORAGE.equals(name) 4849 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4850 final long token = Binder.clearCallingIdentity(); 4851 try { 4852 if (sUserManager.isInitialized(userId)) { 4853 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4854 StorageManagerInternal.class); 4855 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4856 } 4857 } finally { 4858 Binder.restoreCallingIdentity(token); 4859 } 4860 } 4861 } 4862 4863 @Override 4864 public void revokeRuntimePermission(String packageName, String name, int userId) { 4865 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4866 } 4867 4868 private void revokeRuntimePermission(String packageName, String name, int userId, 4869 boolean overridePolicy) { 4870 if (!sUserManager.exists(userId)) { 4871 Log.e(TAG, "No such user:" + userId); 4872 return; 4873 } 4874 4875 mContext.enforceCallingOrSelfPermission( 4876 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4877 "revokeRuntimePermission"); 4878 4879 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4880 true /* requireFullPermission */, true /* checkShell */, 4881 "revokeRuntimePermission"); 4882 4883 final int appId; 4884 4885 synchronized (mPackages) { 4886 final PackageParser.Package pkg = mPackages.get(packageName); 4887 if (pkg == null) { 4888 throw new IllegalArgumentException("Unknown package: " + packageName); 4889 } 4890 4891 final BasePermission bp = mSettings.mPermissions.get(name); 4892 if (bp == null) { 4893 throw new IllegalArgumentException("Unknown permission: " + name); 4894 } 4895 4896 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4897 4898 // If a permission review is required for legacy apps we represent 4899 // their permissions as always granted runtime ones since we need 4900 // to keep the review required permission flag per user while an 4901 // install permission's state is shared across all users. 4902 if (mPermissionReviewRequired 4903 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4904 && bp.isRuntime()) { 4905 return; 4906 } 4907 4908 SettingBase sb = (SettingBase) pkg.mExtras; 4909 if (sb == null) { 4910 throw new IllegalArgumentException("Unknown package: " + packageName); 4911 } 4912 4913 final PermissionsState permissionsState = sb.getPermissionsState(); 4914 4915 final int flags = permissionsState.getPermissionFlags(name, userId); 4916 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4917 throw new SecurityException("Cannot revoke system fixed permission " 4918 + name + " for package " + packageName); 4919 } 4920 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4921 throw new SecurityException("Cannot revoke policy fixed permission " 4922 + name + " for package " + packageName); 4923 } 4924 4925 if (bp.isDevelopment()) { 4926 // Development permissions must be handled specially, since they are not 4927 // normal runtime permissions. For now they apply to all users. 4928 if (permissionsState.revokeInstallPermission(bp) != 4929 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4930 scheduleWriteSettingsLocked(); 4931 } 4932 return; 4933 } 4934 4935 if (permissionsState.revokeRuntimePermission(bp, userId) == 4936 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4937 return; 4938 } 4939 4940 if (bp.isRuntime()) { 4941 logPermissionRevoked(mContext, name, packageName); 4942 } 4943 4944 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4945 4946 // Critical, after this call app should never have the permission. 4947 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4948 4949 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4950 } 4951 4952 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4953 } 4954 4955 /** 4956 * Get the first event id for the permission. 4957 * 4958 * <p>There are four events for each permission: <ul> 4959 * <li>Request permission: first id + 0</li> 4960 * <li>Grant permission: first id + 1</li> 4961 * <li>Request for permission denied: first id + 2</li> 4962 * <li>Revoke permission: first id + 3</li> 4963 * </ul></p> 4964 * 4965 * @param name name of the permission 4966 * 4967 * @return The first event id for the permission 4968 */ 4969 private static int getBaseEventId(@NonNull String name) { 4970 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4971 4972 if (eventIdIndex == -1) { 4973 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4974 || "user".equals(Build.TYPE)) { 4975 Log.i(TAG, "Unknown permission " + name); 4976 4977 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4978 } else { 4979 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4980 // 4981 // Also update 4982 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4983 // - metrics_constants.proto 4984 throw new IllegalStateException("Unknown permission " + name); 4985 } 4986 } 4987 4988 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4989 } 4990 4991 /** 4992 * Log that a permission was revoked. 4993 * 4994 * @param context Context of the caller 4995 * @param name name of the permission 4996 * @param packageName package permission if for 4997 */ 4998 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4999 @NonNull String packageName) { 5000 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5001 } 5002 5003 /** 5004 * Log that a permission request was granted. 5005 * 5006 * @param context Context of the caller 5007 * @param name name of the permission 5008 * @param packageName package permission if for 5009 */ 5010 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5011 @NonNull String packageName) { 5012 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5013 } 5014 5015 @Override 5016 public void resetRuntimePermissions() { 5017 mContext.enforceCallingOrSelfPermission( 5018 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5019 "revokeRuntimePermission"); 5020 5021 int callingUid = Binder.getCallingUid(); 5022 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5023 mContext.enforceCallingOrSelfPermission( 5024 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5025 "resetRuntimePermissions"); 5026 } 5027 5028 synchronized (mPackages) { 5029 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5030 for (int userId : UserManagerService.getInstance().getUserIds()) { 5031 final int packageCount = mPackages.size(); 5032 for (int i = 0; i < packageCount; i++) { 5033 PackageParser.Package pkg = mPackages.valueAt(i); 5034 if (!(pkg.mExtras instanceof PackageSetting)) { 5035 continue; 5036 } 5037 PackageSetting ps = (PackageSetting) pkg.mExtras; 5038 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5039 } 5040 } 5041 } 5042 } 5043 5044 @Override 5045 public int getPermissionFlags(String name, String packageName, int userId) { 5046 if (!sUserManager.exists(userId)) { 5047 return 0; 5048 } 5049 5050 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5051 5052 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5053 true /* requireFullPermission */, false /* checkShell */, 5054 "getPermissionFlags"); 5055 5056 synchronized (mPackages) { 5057 final PackageParser.Package pkg = mPackages.get(packageName); 5058 if (pkg == null) { 5059 return 0; 5060 } 5061 5062 final BasePermission bp = mSettings.mPermissions.get(name); 5063 if (bp == null) { 5064 return 0; 5065 } 5066 5067 SettingBase sb = (SettingBase) pkg.mExtras; 5068 if (sb == null) { 5069 return 0; 5070 } 5071 5072 PermissionsState permissionsState = sb.getPermissionsState(); 5073 return permissionsState.getPermissionFlags(name, userId); 5074 } 5075 } 5076 5077 @Override 5078 public void updatePermissionFlags(String name, String packageName, int flagMask, 5079 int flagValues, int userId) { 5080 if (!sUserManager.exists(userId)) { 5081 return; 5082 } 5083 5084 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5085 5086 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5087 true /* requireFullPermission */, true /* checkShell */, 5088 "updatePermissionFlags"); 5089 5090 // Only the system can change these flags and nothing else. 5091 if (getCallingUid() != Process.SYSTEM_UID) { 5092 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5093 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5094 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5095 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5096 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5097 } 5098 5099 synchronized (mPackages) { 5100 final PackageParser.Package pkg = mPackages.get(packageName); 5101 if (pkg == null) { 5102 throw new IllegalArgumentException("Unknown package: " + packageName); 5103 } 5104 5105 final BasePermission bp = mSettings.mPermissions.get(name); 5106 if (bp == null) { 5107 throw new IllegalArgumentException("Unknown permission: " + name); 5108 } 5109 5110 SettingBase sb = (SettingBase) pkg.mExtras; 5111 if (sb == null) { 5112 throw new IllegalArgumentException("Unknown package: " + packageName); 5113 } 5114 5115 PermissionsState permissionsState = sb.getPermissionsState(); 5116 5117 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5118 5119 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5120 // Install and runtime permissions are stored in different places, 5121 // so figure out what permission changed and persist the change. 5122 if (permissionsState.getInstallPermissionState(name) != null) { 5123 scheduleWriteSettingsLocked(); 5124 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5125 || hadState) { 5126 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5127 } 5128 } 5129 } 5130 } 5131 5132 /** 5133 * Update the permission flags for all packages and runtime permissions of a user in order 5134 * to allow device or profile owner to remove POLICY_FIXED. 5135 */ 5136 @Override 5137 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5138 if (!sUserManager.exists(userId)) { 5139 return; 5140 } 5141 5142 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5143 5144 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5145 true /* requireFullPermission */, true /* checkShell */, 5146 "updatePermissionFlagsForAllApps"); 5147 5148 // Only the system can change system fixed flags. 5149 if (getCallingUid() != Process.SYSTEM_UID) { 5150 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5151 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5152 } 5153 5154 synchronized (mPackages) { 5155 boolean changed = false; 5156 final int packageCount = mPackages.size(); 5157 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5158 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5159 SettingBase sb = (SettingBase) pkg.mExtras; 5160 if (sb == null) { 5161 continue; 5162 } 5163 PermissionsState permissionsState = sb.getPermissionsState(); 5164 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5165 userId, flagMask, flagValues); 5166 } 5167 if (changed) { 5168 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5169 } 5170 } 5171 } 5172 5173 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5174 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5175 != PackageManager.PERMISSION_GRANTED 5176 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5177 != PackageManager.PERMISSION_GRANTED) { 5178 throw new SecurityException(message + " requires " 5179 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5180 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5181 } 5182 } 5183 5184 @Override 5185 public boolean shouldShowRequestPermissionRationale(String permissionName, 5186 String packageName, int userId) { 5187 if (UserHandle.getCallingUserId() != userId) { 5188 mContext.enforceCallingPermission( 5189 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5190 "canShowRequestPermissionRationale for user " + userId); 5191 } 5192 5193 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5194 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5195 return false; 5196 } 5197 5198 if (checkPermission(permissionName, packageName, userId) 5199 == PackageManager.PERMISSION_GRANTED) { 5200 return false; 5201 } 5202 5203 final int flags; 5204 5205 final long identity = Binder.clearCallingIdentity(); 5206 try { 5207 flags = getPermissionFlags(permissionName, 5208 packageName, userId); 5209 } finally { 5210 Binder.restoreCallingIdentity(identity); 5211 } 5212 5213 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5214 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5215 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5216 5217 if ((flags & fixedFlags) != 0) { 5218 return false; 5219 } 5220 5221 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5222 } 5223 5224 @Override 5225 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5226 mContext.enforceCallingOrSelfPermission( 5227 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5228 "addOnPermissionsChangeListener"); 5229 5230 synchronized (mPackages) { 5231 mOnPermissionChangeListeners.addListenerLocked(listener); 5232 } 5233 } 5234 5235 @Override 5236 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5237 synchronized (mPackages) { 5238 mOnPermissionChangeListeners.removeListenerLocked(listener); 5239 } 5240 } 5241 5242 @Override 5243 public boolean isProtectedBroadcast(String actionName) { 5244 synchronized (mPackages) { 5245 if (mProtectedBroadcasts.contains(actionName)) { 5246 return true; 5247 } else if (actionName != null) { 5248 // TODO: remove these terrible hacks 5249 if (actionName.startsWith("android.net.netmon.lingerExpired") 5250 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5251 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5252 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5253 return true; 5254 } 5255 } 5256 } 5257 return false; 5258 } 5259 5260 @Override 5261 public int checkSignatures(String pkg1, String pkg2) { 5262 synchronized (mPackages) { 5263 final PackageParser.Package p1 = mPackages.get(pkg1); 5264 final PackageParser.Package p2 = mPackages.get(pkg2); 5265 if (p1 == null || p1.mExtras == null 5266 || p2 == null || p2.mExtras == null) { 5267 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5268 } 5269 return compareSignatures(p1.mSignatures, p2.mSignatures); 5270 } 5271 } 5272 5273 @Override 5274 public int checkUidSignatures(int uid1, int uid2) { 5275 // Map to base uids. 5276 uid1 = UserHandle.getAppId(uid1); 5277 uid2 = UserHandle.getAppId(uid2); 5278 // reader 5279 synchronized (mPackages) { 5280 Signature[] s1; 5281 Signature[] s2; 5282 Object obj = mSettings.getUserIdLPr(uid1); 5283 if (obj != null) { 5284 if (obj instanceof SharedUserSetting) { 5285 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5286 } else if (obj instanceof PackageSetting) { 5287 s1 = ((PackageSetting)obj).signatures.mSignatures; 5288 } else { 5289 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5290 } 5291 } else { 5292 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5293 } 5294 obj = mSettings.getUserIdLPr(uid2); 5295 if (obj != null) { 5296 if (obj instanceof SharedUserSetting) { 5297 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5298 } else if (obj instanceof PackageSetting) { 5299 s2 = ((PackageSetting)obj).signatures.mSignatures; 5300 } else { 5301 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5302 } 5303 } else { 5304 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5305 } 5306 return compareSignatures(s1, s2); 5307 } 5308 } 5309 5310 /** 5311 * This method should typically only be used when granting or revoking 5312 * permissions, since the app may immediately restart after this call. 5313 * <p> 5314 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5315 * guard your work against the app being relaunched. 5316 */ 5317 private void killUid(int appId, int userId, String reason) { 5318 final long identity = Binder.clearCallingIdentity(); 5319 try { 5320 IActivityManager am = ActivityManager.getService(); 5321 if (am != null) { 5322 try { 5323 am.killUid(appId, userId, reason); 5324 } catch (RemoteException e) { 5325 /* ignore - same process */ 5326 } 5327 } 5328 } finally { 5329 Binder.restoreCallingIdentity(identity); 5330 } 5331 } 5332 5333 /** 5334 * Compares two sets of signatures. Returns: 5335 * <br /> 5336 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5337 * <br /> 5338 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5339 * <br /> 5340 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5341 * <br /> 5342 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5343 * <br /> 5344 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5345 */ 5346 static int compareSignatures(Signature[] s1, Signature[] s2) { 5347 if (s1 == null) { 5348 return s2 == null 5349 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5350 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5351 } 5352 5353 if (s2 == null) { 5354 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5355 } 5356 5357 if (s1.length != s2.length) { 5358 return PackageManager.SIGNATURE_NO_MATCH; 5359 } 5360 5361 // Since both signature sets are of size 1, we can compare without HashSets. 5362 if (s1.length == 1) { 5363 return s1[0].equals(s2[0]) ? 5364 PackageManager.SIGNATURE_MATCH : 5365 PackageManager.SIGNATURE_NO_MATCH; 5366 } 5367 5368 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5369 for (Signature sig : s1) { 5370 set1.add(sig); 5371 } 5372 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5373 for (Signature sig : s2) { 5374 set2.add(sig); 5375 } 5376 // Make sure s2 contains all signatures in s1. 5377 if (set1.equals(set2)) { 5378 return PackageManager.SIGNATURE_MATCH; 5379 } 5380 return PackageManager.SIGNATURE_NO_MATCH; 5381 } 5382 5383 /** 5384 * If the database version for this type of package (internal storage or 5385 * external storage) is less than the version where package signatures 5386 * were updated, return true. 5387 */ 5388 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5389 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5390 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5391 } 5392 5393 /** 5394 * Used for backward compatibility to make sure any packages with 5395 * certificate chains get upgraded to the new style. {@code existingSigs} 5396 * will be in the old format (since they were stored on disk from before the 5397 * system upgrade) and {@code scannedSigs} will be in the newer format. 5398 */ 5399 private int compareSignaturesCompat(PackageSignatures existingSigs, 5400 PackageParser.Package scannedPkg) { 5401 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5402 return PackageManager.SIGNATURE_NO_MATCH; 5403 } 5404 5405 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5406 for (Signature sig : existingSigs.mSignatures) { 5407 existingSet.add(sig); 5408 } 5409 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5410 for (Signature sig : scannedPkg.mSignatures) { 5411 try { 5412 Signature[] chainSignatures = sig.getChainSignatures(); 5413 for (Signature chainSig : chainSignatures) { 5414 scannedCompatSet.add(chainSig); 5415 } 5416 } catch (CertificateEncodingException e) { 5417 scannedCompatSet.add(sig); 5418 } 5419 } 5420 /* 5421 * Make sure the expanded scanned set contains all signatures in the 5422 * existing one. 5423 */ 5424 if (scannedCompatSet.equals(existingSet)) { 5425 // Migrate the old signatures to the new scheme. 5426 existingSigs.assignSignatures(scannedPkg.mSignatures); 5427 // The new KeySets will be re-added later in the scanning process. 5428 synchronized (mPackages) { 5429 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5430 } 5431 return PackageManager.SIGNATURE_MATCH; 5432 } 5433 return PackageManager.SIGNATURE_NO_MATCH; 5434 } 5435 5436 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5437 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5438 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5439 } 5440 5441 private int compareSignaturesRecover(PackageSignatures existingSigs, 5442 PackageParser.Package scannedPkg) { 5443 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5444 return PackageManager.SIGNATURE_NO_MATCH; 5445 } 5446 5447 String msg = null; 5448 try { 5449 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5450 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5451 + scannedPkg.packageName); 5452 return PackageManager.SIGNATURE_MATCH; 5453 } 5454 } catch (CertificateException e) { 5455 msg = e.getMessage(); 5456 } 5457 5458 logCriticalInfo(Log.INFO, 5459 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5460 return PackageManager.SIGNATURE_NO_MATCH; 5461 } 5462 5463 @Override 5464 public List<String> getAllPackages() { 5465 synchronized (mPackages) { 5466 return new ArrayList<String>(mPackages.keySet()); 5467 } 5468 } 5469 5470 @Override 5471 public String[] getPackagesForUid(int uid) { 5472 final int userId = UserHandle.getUserId(uid); 5473 uid = UserHandle.getAppId(uid); 5474 // reader 5475 synchronized (mPackages) { 5476 Object obj = mSettings.getUserIdLPr(uid); 5477 if (obj instanceof SharedUserSetting) { 5478 final SharedUserSetting sus = (SharedUserSetting) obj; 5479 final int N = sus.packages.size(); 5480 String[] res = new String[N]; 5481 final Iterator<PackageSetting> it = sus.packages.iterator(); 5482 int i = 0; 5483 while (it.hasNext()) { 5484 PackageSetting ps = it.next(); 5485 if (ps.getInstalled(userId)) { 5486 res[i++] = ps.name; 5487 } else { 5488 res = ArrayUtils.removeElement(String.class, res, res[i]); 5489 } 5490 } 5491 return res; 5492 } else if (obj instanceof PackageSetting) { 5493 final PackageSetting ps = (PackageSetting) obj; 5494 if (ps.getInstalled(userId)) { 5495 return new String[]{ps.name}; 5496 } 5497 } 5498 } 5499 return null; 5500 } 5501 5502 @Override 5503 public String getNameForUid(int uid) { 5504 // reader 5505 synchronized (mPackages) { 5506 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5507 if (obj instanceof SharedUserSetting) { 5508 final SharedUserSetting sus = (SharedUserSetting) obj; 5509 return sus.name + ":" + sus.userId; 5510 } else if (obj instanceof PackageSetting) { 5511 final PackageSetting ps = (PackageSetting) obj; 5512 return ps.name; 5513 } 5514 } 5515 return null; 5516 } 5517 5518 @Override 5519 public int getUidForSharedUser(String sharedUserName) { 5520 if(sharedUserName == null) { 5521 return -1; 5522 } 5523 // reader 5524 synchronized (mPackages) { 5525 SharedUserSetting suid; 5526 try { 5527 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5528 if (suid != null) { 5529 return suid.userId; 5530 } 5531 } catch (PackageManagerException ignore) { 5532 // can't happen, but, still need to catch it 5533 } 5534 return -1; 5535 } 5536 } 5537 5538 @Override 5539 public int getFlagsForUid(int uid) { 5540 synchronized (mPackages) { 5541 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5542 if (obj instanceof SharedUserSetting) { 5543 final SharedUserSetting sus = (SharedUserSetting) obj; 5544 return sus.pkgFlags; 5545 } else if (obj instanceof PackageSetting) { 5546 final PackageSetting ps = (PackageSetting) obj; 5547 return ps.pkgFlags; 5548 } 5549 } 5550 return 0; 5551 } 5552 5553 @Override 5554 public int getPrivateFlagsForUid(int uid) { 5555 synchronized (mPackages) { 5556 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5557 if (obj instanceof SharedUserSetting) { 5558 final SharedUserSetting sus = (SharedUserSetting) obj; 5559 return sus.pkgPrivateFlags; 5560 } else if (obj instanceof PackageSetting) { 5561 final PackageSetting ps = (PackageSetting) obj; 5562 return ps.pkgPrivateFlags; 5563 } 5564 } 5565 return 0; 5566 } 5567 5568 @Override 5569 public boolean isUidPrivileged(int uid) { 5570 uid = UserHandle.getAppId(uid); 5571 // reader 5572 synchronized (mPackages) { 5573 Object obj = mSettings.getUserIdLPr(uid); 5574 if (obj instanceof SharedUserSetting) { 5575 final SharedUserSetting sus = (SharedUserSetting) obj; 5576 final Iterator<PackageSetting> it = sus.packages.iterator(); 5577 while (it.hasNext()) { 5578 if (it.next().isPrivileged()) { 5579 return true; 5580 } 5581 } 5582 } else if (obj instanceof PackageSetting) { 5583 final PackageSetting ps = (PackageSetting) obj; 5584 return ps.isPrivileged(); 5585 } 5586 } 5587 return false; 5588 } 5589 5590 @Override 5591 public String[] getAppOpPermissionPackages(String permissionName) { 5592 synchronized (mPackages) { 5593 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5594 if (pkgs == null) { 5595 return null; 5596 } 5597 return pkgs.toArray(new String[pkgs.size()]); 5598 } 5599 } 5600 5601 @Override 5602 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5603 int flags, int userId) { 5604 return resolveIntentInternal( 5605 intent, resolvedType, flags, userId, false /*includeInstantApp*/); 5606 } 5607 5608 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5609 int flags, int userId, boolean includeInstantApp) { 5610 try { 5611 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5612 5613 if (!sUserManager.exists(userId)) return null; 5614 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 5615 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5616 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5617 5618 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5619 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5620 flags, userId, includeInstantApp); 5621 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5622 5623 final ResolveInfo bestChoice = 5624 chooseBestActivity(intent, resolvedType, flags, query, userId); 5625 return bestChoice; 5626 } finally { 5627 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5628 } 5629 } 5630 5631 @Override 5632 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5633 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5634 throw new SecurityException( 5635 "findPersistentPreferredActivity can only be run by the system"); 5636 } 5637 if (!sUserManager.exists(userId)) { 5638 return null; 5639 } 5640 intent = updateIntentForResolve(intent); 5641 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5642 final int flags = updateFlagsForResolve(0, userId, intent, false); 5643 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5644 userId); 5645 synchronized (mPackages) { 5646 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5647 userId); 5648 } 5649 } 5650 5651 @Override 5652 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5653 IntentFilter filter, int match, ComponentName activity) { 5654 final int userId = UserHandle.getCallingUserId(); 5655 if (DEBUG_PREFERRED) { 5656 Log.v(TAG, "setLastChosenActivity intent=" + intent 5657 + " resolvedType=" + resolvedType 5658 + " flags=" + flags 5659 + " filter=" + filter 5660 + " match=" + match 5661 + " activity=" + activity); 5662 filter.dump(new PrintStreamPrinter(System.out), " "); 5663 } 5664 intent.setComponent(null); 5665 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5666 userId); 5667 // Find any earlier preferred or last chosen entries and nuke them 5668 findPreferredActivity(intent, resolvedType, 5669 flags, query, 0, false, true, false, userId); 5670 // Add the new activity as the last chosen for this filter 5671 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5672 "Setting last chosen"); 5673 } 5674 5675 @Override 5676 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5677 final int userId = UserHandle.getCallingUserId(); 5678 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5679 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5680 userId); 5681 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5682 false, false, false, userId); 5683 } 5684 5685 private boolean isEphemeralDisabled() { 5686 // ephemeral apps have been disabled across the board 5687 if (DISABLE_EPHEMERAL_APPS) { 5688 return true; 5689 } 5690 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5691 if (!mSystemReady) { 5692 return true; 5693 } 5694 // we can't get a content resolver until the system is ready; these checks must happen last 5695 final ContentResolver resolver = mContext.getContentResolver(); 5696 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5697 return true; 5698 } 5699 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5700 } 5701 5702 private boolean isEphemeralAllowed( 5703 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5704 boolean skipPackageCheck) { 5705 // Short circuit and return early if possible. 5706 if (isEphemeralDisabled()) { 5707 return false; 5708 } 5709 final int callingUser = UserHandle.getCallingUserId(); 5710 if (callingUser != UserHandle.USER_SYSTEM) { 5711 return false; 5712 } 5713 if (mInstantAppResolverConnection == null) { 5714 return false; 5715 } 5716 if (mInstantAppInstallerComponent == null) { 5717 return false; 5718 } 5719 if (intent.getComponent() != null) { 5720 return false; 5721 } 5722 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5723 return false; 5724 } 5725 if (!skipPackageCheck && intent.getPackage() != null) { 5726 return false; 5727 } 5728 final boolean isWebUri = hasWebURI(intent); 5729 if (!isWebUri || intent.getData().getHost() == null) { 5730 return false; 5731 } 5732 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5733 // Or if there's already an ephemeral app installed that handles the action 5734 synchronized (mPackages) { 5735 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5736 for (int n = 0; n < count; n++) { 5737 ResolveInfo info = resolvedActivities.get(n); 5738 String packageName = info.activityInfo.packageName; 5739 PackageSetting ps = mSettings.mPackages.get(packageName); 5740 if (ps != null) { 5741 // Try to get the status from User settings first 5742 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5743 int status = (int) (packedStatus >> 32); 5744 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5745 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5746 if (DEBUG_EPHEMERAL) { 5747 Slog.v(TAG, "DENY ephemeral apps;" 5748 + " pkg: " + packageName + ", status: " + status); 5749 } 5750 return false; 5751 } 5752 if (ps.getInstantApp(userId)) { 5753 return false; 5754 } 5755 } 5756 } 5757 } 5758 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5759 return true; 5760 } 5761 5762 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5763 Intent origIntent, String resolvedType, String callingPackage, 5764 int userId) { 5765 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5766 new EphemeralRequest(responseObj, origIntent, resolvedType, 5767 callingPackage, userId)); 5768 mHandler.sendMessage(msg); 5769 } 5770 5771 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5772 int flags, List<ResolveInfo> query, int userId) { 5773 if (query != null) { 5774 final int N = query.size(); 5775 if (N == 1) { 5776 return query.get(0); 5777 } else if (N > 1) { 5778 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5779 // If there is more than one activity with the same priority, 5780 // then let the user decide between them. 5781 ResolveInfo r0 = query.get(0); 5782 ResolveInfo r1 = query.get(1); 5783 if (DEBUG_INTENT_MATCHING || debug) { 5784 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5785 + r1.activityInfo.name + "=" + r1.priority); 5786 } 5787 // If the first activity has a higher priority, or a different 5788 // default, then it is always desirable to pick it. 5789 if (r0.priority != r1.priority 5790 || r0.preferredOrder != r1.preferredOrder 5791 || r0.isDefault != r1.isDefault) { 5792 return query.get(0); 5793 } 5794 // If we have saved a preference for a preferred activity for 5795 // this Intent, use that. 5796 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5797 flags, query, r0.priority, true, false, debug, userId); 5798 if (ri != null) { 5799 return ri; 5800 } 5801 // If we have an ephemeral app, use it 5802 for (int i = 0; i < N; i++) { 5803 ri = query.get(i); 5804 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5805 return ri; 5806 } 5807 } 5808 ri = new ResolveInfo(mResolveInfo); 5809 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5810 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5811 // If all of the options come from the same package, show the application's 5812 // label and icon instead of the generic resolver's. 5813 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5814 // and then throw away the ResolveInfo itself, meaning that the caller loses 5815 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5816 // a fallback for this case; we only set the target package's resources on 5817 // the ResolveInfo, not the ActivityInfo. 5818 final String intentPackage = intent.getPackage(); 5819 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5820 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5821 ri.resolvePackageName = intentPackage; 5822 if (userNeedsBadging(userId)) { 5823 ri.noResourceId = true; 5824 } else { 5825 ri.icon = appi.icon; 5826 } 5827 ri.iconResourceId = appi.icon; 5828 ri.labelRes = appi.labelRes; 5829 } 5830 ri.activityInfo.applicationInfo = new ApplicationInfo( 5831 ri.activityInfo.applicationInfo); 5832 if (userId != 0) { 5833 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5834 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5835 } 5836 // Make sure that the resolver is displayable in car mode 5837 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5838 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5839 return ri; 5840 } 5841 } 5842 return null; 5843 } 5844 5845 /** 5846 * Return true if the given list is not empty and all of its contents have 5847 * an activityInfo with the given package name. 5848 */ 5849 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5850 if (ArrayUtils.isEmpty(list)) { 5851 return false; 5852 } 5853 for (int i = 0, N = list.size(); i < N; i++) { 5854 final ResolveInfo ri = list.get(i); 5855 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5856 if (ai == null || !packageName.equals(ai.packageName)) { 5857 return false; 5858 } 5859 } 5860 return true; 5861 } 5862 5863 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5864 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5865 final int N = query.size(); 5866 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5867 .get(userId); 5868 // Get the list of persistent preferred activities that handle the intent 5869 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5870 List<PersistentPreferredActivity> pprefs = ppir != null 5871 ? ppir.queryIntent(intent, resolvedType, 5872 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5873 userId) 5874 : null; 5875 if (pprefs != null && pprefs.size() > 0) { 5876 final int M = pprefs.size(); 5877 for (int i=0; i<M; i++) { 5878 final PersistentPreferredActivity ppa = pprefs.get(i); 5879 if (DEBUG_PREFERRED || debug) { 5880 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5881 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5882 + "\n component=" + ppa.mComponent); 5883 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5884 } 5885 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5886 flags | MATCH_DISABLED_COMPONENTS, userId); 5887 if (DEBUG_PREFERRED || debug) { 5888 Slog.v(TAG, "Found persistent preferred activity:"); 5889 if (ai != null) { 5890 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5891 } else { 5892 Slog.v(TAG, " null"); 5893 } 5894 } 5895 if (ai == null) { 5896 // This previously registered persistent preferred activity 5897 // component is no longer known. Ignore it and do NOT remove it. 5898 continue; 5899 } 5900 for (int j=0; j<N; j++) { 5901 final ResolveInfo ri = query.get(j); 5902 if (!ri.activityInfo.applicationInfo.packageName 5903 .equals(ai.applicationInfo.packageName)) { 5904 continue; 5905 } 5906 if (!ri.activityInfo.name.equals(ai.name)) { 5907 continue; 5908 } 5909 // Found a persistent preference that can handle the intent. 5910 if (DEBUG_PREFERRED || debug) { 5911 Slog.v(TAG, "Returning persistent preferred activity: " + 5912 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5913 } 5914 return ri; 5915 } 5916 } 5917 } 5918 return null; 5919 } 5920 5921 // TODO: handle preferred activities missing while user has amnesia 5922 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5923 List<ResolveInfo> query, int priority, boolean always, 5924 boolean removeMatches, boolean debug, int userId) { 5925 if (!sUserManager.exists(userId)) return null; 5926 flags = updateFlagsForResolve(flags, userId, intent, false); 5927 intent = updateIntentForResolve(intent); 5928 // writer 5929 synchronized (mPackages) { 5930 // Try to find a matching persistent preferred activity. 5931 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5932 debug, userId); 5933 5934 // If a persistent preferred activity matched, use it. 5935 if (pri != null) { 5936 return pri; 5937 } 5938 5939 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5940 // Get the list of preferred activities that handle the intent 5941 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5942 List<PreferredActivity> prefs = pir != null 5943 ? pir.queryIntent(intent, resolvedType, 5944 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5945 userId) 5946 : null; 5947 if (prefs != null && prefs.size() > 0) { 5948 boolean changed = false; 5949 try { 5950 // First figure out how good the original match set is. 5951 // We will only allow preferred activities that came 5952 // from the same match quality. 5953 int match = 0; 5954 5955 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5956 5957 final int N = query.size(); 5958 for (int j=0; j<N; j++) { 5959 final ResolveInfo ri = query.get(j); 5960 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5961 + ": 0x" + Integer.toHexString(match)); 5962 if (ri.match > match) { 5963 match = ri.match; 5964 } 5965 } 5966 5967 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5968 + Integer.toHexString(match)); 5969 5970 match &= IntentFilter.MATCH_CATEGORY_MASK; 5971 final int M = prefs.size(); 5972 for (int i=0; i<M; i++) { 5973 final PreferredActivity pa = prefs.get(i); 5974 if (DEBUG_PREFERRED || debug) { 5975 Slog.v(TAG, "Checking PreferredActivity ds=" 5976 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5977 + "\n component=" + pa.mPref.mComponent); 5978 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5979 } 5980 if (pa.mPref.mMatch != match) { 5981 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5982 + Integer.toHexString(pa.mPref.mMatch)); 5983 continue; 5984 } 5985 // If it's not an "always" type preferred activity and that's what we're 5986 // looking for, skip it. 5987 if (always && !pa.mPref.mAlways) { 5988 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5989 continue; 5990 } 5991 final ActivityInfo ai = getActivityInfo( 5992 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5993 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5994 userId); 5995 if (DEBUG_PREFERRED || debug) { 5996 Slog.v(TAG, "Found preferred activity:"); 5997 if (ai != null) { 5998 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5999 } else { 6000 Slog.v(TAG, " null"); 6001 } 6002 } 6003 if (ai == null) { 6004 // This previously registered preferred activity 6005 // component is no longer known. Most likely an update 6006 // to the app was installed and in the new version this 6007 // component no longer exists. Clean it up by removing 6008 // it from the preferred activities list, and skip it. 6009 Slog.w(TAG, "Removing dangling preferred activity: " 6010 + pa.mPref.mComponent); 6011 pir.removeFilter(pa); 6012 changed = true; 6013 continue; 6014 } 6015 for (int j=0; j<N; j++) { 6016 final ResolveInfo ri = query.get(j); 6017 if (!ri.activityInfo.applicationInfo.packageName 6018 .equals(ai.applicationInfo.packageName)) { 6019 continue; 6020 } 6021 if (!ri.activityInfo.name.equals(ai.name)) { 6022 continue; 6023 } 6024 6025 if (removeMatches) { 6026 pir.removeFilter(pa); 6027 changed = true; 6028 if (DEBUG_PREFERRED) { 6029 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6030 } 6031 break; 6032 } 6033 6034 // Okay we found a previously set preferred or last chosen app. 6035 // If the result set is different from when this 6036 // was created, we need to clear it and re-ask the 6037 // user their preference, if we're looking for an "always" type entry. 6038 if (always && !pa.mPref.sameSet(query)) { 6039 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6040 + intent + " type " + resolvedType); 6041 if (DEBUG_PREFERRED) { 6042 Slog.v(TAG, "Removing preferred activity since set changed " 6043 + pa.mPref.mComponent); 6044 } 6045 pir.removeFilter(pa); 6046 // Re-add the filter as a "last chosen" entry (!always) 6047 PreferredActivity lastChosen = new PreferredActivity( 6048 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6049 pir.addFilter(lastChosen); 6050 changed = true; 6051 return null; 6052 } 6053 6054 // Yay! Either the set matched or we're looking for the last chosen 6055 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6056 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6057 return ri; 6058 } 6059 } 6060 } finally { 6061 if (changed) { 6062 if (DEBUG_PREFERRED) { 6063 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6064 } 6065 scheduleWritePackageRestrictionsLocked(userId); 6066 } 6067 } 6068 } 6069 } 6070 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6071 return null; 6072 } 6073 6074 /* 6075 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6076 */ 6077 @Override 6078 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6079 int targetUserId) { 6080 mContext.enforceCallingOrSelfPermission( 6081 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6082 List<CrossProfileIntentFilter> matches = 6083 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6084 if (matches != null) { 6085 int size = matches.size(); 6086 for (int i = 0; i < size; i++) { 6087 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6088 } 6089 } 6090 if (hasWebURI(intent)) { 6091 // cross-profile app linking works only towards the parent. 6092 final UserInfo parent = getProfileParent(sourceUserId); 6093 synchronized(mPackages) { 6094 int flags = updateFlagsForResolve(0, parent.id, intent, false); 6095 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6096 intent, resolvedType, flags, sourceUserId, parent.id); 6097 return xpDomainInfo != null; 6098 } 6099 } 6100 return false; 6101 } 6102 6103 private UserInfo getProfileParent(int userId) { 6104 final long identity = Binder.clearCallingIdentity(); 6105 try { 6106 return sUserManager.getProfileParent(userId); 6107 } finally { 6108 Binder.restoreCallingIdentity(identity); 6109 } 6110 } 6111 6112 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6113 String resolvedType, int userId) { 6114 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6115 if (resolver != null) { 6116 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6117 } 6118 return null; 6119 } 6120 6121 @Override 6122 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6123 String resolvedType, int flags, int userId) { 6124 try { 6125 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6126 6127 return new ParceledListSlice<>( 6128 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6129 } finally { 6130 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6131 } 6132 } 6133 6134 /** 6135 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6136 * instant, returns {@code null}. 6137 */ 6138 private String getInstantAppPackageName(int callingUid) { 6139 final int appId = UserHandle.getAppId(callingUid); 6140 synchronized (mPackages) { 6141 final Object obj = mSettings.getUserIdLPr(appId); 6142 if (obj instanceof PackageSetting) { 6143 final PackageSetting ps = (PackageSetting) obj; 6144 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6145 return isInstantApp ? ps.pkg.packageName : null; 6146 } 6147 } 6148 return null; 6149 } 6150 6151 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6152 String resolvedType, int flags, int userId) { 6153 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6154 } 6155 6156 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6157 String resolvedType, int flags, int userId, boolean includeInstantApp) { 6158 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6159 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 6160 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 6161 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6162 false /* requireFullPermission */, false /* checkShell */, 6163 "query intent activities"); 6164 ComponentName comp = intent.getComponent(); 6165 if (comp == null) { 6166 if (intent.getSelector() != null) { 6167 intent = intent.getSelector(); 6168 comp = intent.getComponent(); 6169 } 6170 } 6171 6172 if (comp != null) { 6173 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6174 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6175 if (ai != null) { 6176 // When specifying an explicit component, we prevent the activity from being 6177 // used when either 1) the calling package is normal and the activity is within 6178 // an ephemeral application or 2) the calling package is ephemeral and the 6179 // activity is not visible to ephemeral applications. 6180 final boolean matchInstantApp = 6181 (flags & PackageManager.MATCH_INSTANT) != 0; 6182 final boolean matchVisibleToInstantAppOnly = 6183 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6184 final boolean isCallerInstantApp = 6185 instantAppPkgName != null; 6186 final boolean isTargetSameInstantApp = 6187 comp.getPackageName().equals(instantAppPkgName); 6188 final boolean isTargetInstantApp = 6189 (ai.applicationInfo.privateFlags 6190 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6191 final boolean isTargetHiddenFromInstantApp = 6192 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6193 final boolean blockResolution = 6194 !isTargetSameInstantApp 6195 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6196 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6197 && isTargetHiddenFromInstantApp)); 6198 if (!blockResolution) { 6199 final ResolveInfo ri = new ResolveInfo(); 6200 ri.activityInfo = ai; 6201 list.add(ri); 6202 } 6203 } 6204 return applyPostResolutionFilter(list, instantAppPkgName); 6205 } 6206 6207 // reader 6208 boolean sortResult = false; 6209 boolean addEphemeral = false; 6210 List<ResolveInfo> result; 6211 final String pkgName = intent.getPackage(); 6212 synchronized (mPackages) { 6213 if (pkgName == null) { 6214 List<CrossProfileIntentFilter> matchingFilters = 6215 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6216 // Check for results that need to skip the current profile. 6217 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6218 resolvedType, flags, userId); 6219 if (xpResolveInfo != null) { 6220 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6221 xpResult.add(xpResolveInfo); 6222 return applyPostResolutionFilter( 6223 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6224 } 6225 6226 // Check for results in the current profile. 6227 result = filterIfNotSystemUser(mActivities.queryIntent( 6228 intent, resolvedType, flags, userId), userId); 6229 addEphemeral = 6230 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6231 6232 // Check for cross profile results. 6233 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6234 xpResolveInfo = queryCrossProfileIntents( 6235 matchingFilters, intent, resolvedType, flags, userId, 6236 hasNonNegativePriorityResult); 6237 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6238 boolean isVisibleToUser = filterIfNotSystemUser( 6239 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6240 if (isVisibleToUser) { 6241 result.add(xpResolveInfo); 6242 sortResult = true; 6243 } 6244 } 6245 if (hasWebURI(intent)) { 6246 CrossProfileDomainInfo xpDomainInfo = null; 6247 final UserInfo parent = getProfileParent(userId); 6248 if (parent != null) { 6249 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6250 flags, userId, parent.id); 6251 } 6252 if (xpDomainInfo != null) { 6253 if (xpResolveInfo != null) { 6254 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6255 // in the result. 6256 result.remove(xpResolveInfo); 6257 } 6258 if (result.size() == 0 && !addEphemeral) { 6259 // No result in current profile, but found candidate in parent user. 6260 // And we are not going to add emphemeral app, so we can return the 6261 // result straight away. 6262 result.add(xpDomainInfo.resolveInfo); 6263 return applyPostResolutionFilter(result, instantAppPkgName); 6264 } 6265 } else if (result.size() <= 1 && !addEphemeral) { 6266 // No result in parent user and <= 1 result in current profile, and we 6267 // are not going to add emphemeral app, so we can return the result without 6268 // further processing. 6269 return applyPostResolutionFilter(result, instantAppPkgName); 6270 } 6271 // We have more than one candidate (combining results from current and parent 6272 // profile), so we need filtering and sorting. 6273 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6274 intent, flags, result, xpDomainInfo, userId); 6275 sortResult = true; 6276 } 6277 } else { 6278 final PackageParser.Package pkg = mPackages.get(pkgName); 6279 if (pkg != null) { 6280 result = applyPostResolutionFilter(filterIfNotSystemUser( 6281 mActivities.queryIntentForPackage( 6282 intent, resolvedType, flags, pkg.activities, userId), 6283 userId), instantAppPkgName); 6284 } else { 6285 // the caller wants to resolve for a particular package; however, there 6286 // were no installed results, so, try to find an ephemeral result 6287 addEphemeral = isEphemeralAllowed( 6288 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6289 result = new ArrayList<ResolveInfo>(); 6290 } 6291 } 6292 } 6293 if (addEphemeral) { 6294 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6295 final EphemeralRequest requestObject = new EphemeralRequest( 6296 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6297 null /*callingPackage*/, userId); 6298 final AuxiliaryResolveInfo auxiliaryResponse = 6299 EphemeralResolver.doEphemeralResolutionPhaseOne( 6300 mContext, mInstantAppResolverConnection, requestObject); 6301 if (auxiliaryResponse != null) { 6302 if (DEBUG_EPHEMERAL) { 6303 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6304 } 6305 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6306 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6307 // make sure this resolver is the default 6308 ephemeralInstaller.isDefault = true; 6309 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6310 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6311 // add a non-generic filter 6312 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6313 ephemeralInstaller.filter.addDataPath( 6314 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6315 result.add(ephemeralInstaller); 6316 } 6317 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6318 } 6319 if (sortResult) { 6320 Collections.sort(result, mResolvePrioritySorter); 6321 } 6322 return applyPostResolutionFilter(result, instantAppPkgName); 6323 } 6324 6325 private static class CrossProfileDomainInfo { 6326 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6327 ResolveInfo resolveInfo; 6328 /* Best domain verification status of the activities found in the other profile */ 6329 int bestDomainVerificationStatus; 6330 } 6331 6332 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6333 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6334 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6335 sourceUserId)) { 6336 return null; 6337 } 6338 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6339 resolvedType, flags, parentUserId); 6340 6341 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6342 return null; 6343 } 6344 CrossProfileDomainInfo result = null; 6345 int size = resultTargetUser.size(); 6346 for (int i = 0; i < size; i++) { 6347 ResolveInfo riTargetUser = resultTargetUser.get(i); 6348 // Intent filter verification is only for filters that specify a host. So don't return 6349 // those that handle all web uris. 6350 if (riTargetUser.handleAllWebDataURI) { 6351 continue; 6352 } 6353 String packageName = riTargetUser.activityInfo.packageName; 6354 PackageSetting ps = mSettings.mPackages.get(packageName); 6355 if (ps == null) { 6356 continue; 6357 } 6358 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6359 int status = (int)(verificationState >> 32); 6360 if (result == null) { 6361 result = new CrossProfileDomainInfo(); 6362 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6363 sourceUserId, parentUserId); 6364 result.bestDomainVerificationStatus = status; 6365 } else { 6366 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6367 result.bestDomainVerificationStatus); 6368 } 6369 } 6370 // Don't consider matches with status NEVER across profiles. 6371 if (result != null && result.bestDomainVerificationStatus 6372 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6373 return null; 6374 } 6375 return result; 6376 } 6377 6378 /** 6379 * Verification statuses are ordered from the worse to the best, except for 6380 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6381 */ 6382 private int bestDomainVerificationStatus(int status1, int status2) { 6383 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6384 return status2; 6385 } 6386 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6387 return status1; 6388 } 6389 return (int) MathUtils.max(status1, status2); 6390 } 6391 6392 private boolean isUserEnabled(int userId) { 6393 long callingId = Binder.clearCallingIdentity(); 6394 try { 6395 UserInfo userInfo = sUserManager.getUserInfo(userId); 6396 return userInfo != null && userInfo.isEnabled(); 6397 } finally { 6398 Binder.restoreCallingIdentity(callingId); 6399 } 6400 } 6401 6402 /** 6403 * Filter out activities with systemUserOnly flag set, when current user is not System. 6404 * 6405 * @return filtered list 6406 */ 6407 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6408 if (userId == UserHandle.USER_SYSTEM) { 6409 return resolveInfos; 6410 } 6411 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6412 ResolveInfo info = resolveInfos.get(i); 6413 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6414 resolveInfos.remove(i); 6415 } 6416 } 6417 return resolveInfos; 6418 } 6419 6420 /** 6421 * Filters out ephemeral activities. 6422 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6423 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6424 * 6425 * @param resolveInfos The pre-filtered list of resolved activities 6426 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6427 * is performed. 6428 * @return A filtered list of resolved activities. 6429 */ 6430 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6431 String ephemeralPkgName) { 6432 // TODO: When adding on-demand split support for non-instant apps, remove this check 6433 // and always apply post filtering 6434 if (ephemeralPkgName == null) { 6435 return resolveInfos; 6436 } 6437 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6438 final ResolveInfo info = resolveInfos.get(i); 6439 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6440 // allow activities that are defined in the provided package 6441 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6442 if (info.activityInfo.splitName != null 6443 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6444 info.activityInfo.splitName)) { 6445 // requested activity is defined in a split that hasn't been installed yet. 6446 // add the installer to the resolve list 6447 if (DEBUG_EPHEMERAL) { 6448 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6449 } 6450 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6451 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6452 info.activityInfo.packageName, info.activityInfo.splitName, 6453 info.activityInfo.applicationInfo.versionCode); 6454 // make sure this resolver is the default 6455 installerInfo.isDefault = true; 6456 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6457 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6458 // add a non-generic filter 6459 installerInfo.filter = new IntentFilter(); 6460 // load resources from the correct package 6461 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6462 resolveInfos.set(i, installerInfo); 6463 } 6464 continue; 6465 } 6466 // allow activities that have been explicitly exposed to ephemeral apps 6467 if (!isEphemeralApp 6468 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6469 continue; 6470 } 6471 resolveInfos.remove(i); 6472 } 6473 return resolveInfos; 6474 } 6475 6476 /** 6477 * @param resolveInfos list of resolve infos in descending priority order 6478 * @return if the list contains a resolve info with non-negative priority 6479 */ 6480 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6481 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6482 } 6483 6484 private static boolean hasWebURI(Intent intent) { 6485 if (intent.getData() == null) { 6486 return false; 6487 } 6488 final String scheme = intent.getScheme(); 6489 if (TextUtils.isEmpty(scheme)) { 6490 return false; 6491 } 6492 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6493 } 6494 6495 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6496 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6497 int userId) { 6498 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6499 6500 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6501 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6502 candidates.size()); 6503 } 6504 6505 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6506 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6507 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6508 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6509 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6510 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6511 6512 synchronized (mPackages) { 6513 final int count = candidates.size(); 6514 // First, try to use linked apps. Partition the candidates into four lists: 6515 // one for the final results, one for the "do not use ever", one for "undefined status" 6516 // and finally one for "browser app type". 6517 for (int n=0; n<count; n++) { 6518 ResolveInfo info = candidates.get(n); 6519 String packageName = info.activityInfo.packageName; 6520 PackageSetting ps = mSettings.mPackages.get(packageName); 6521 if (ps != null) { 6522 // Add to the special match all list (Browser use case) 6523 if (info.handleAllWebDataURI) { 6524 matchAllList.add(info); 6525 continue; 6526 } 6527 // Try to get the status from User settings first 6528 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6529 int status = (int)(packedStatus >> 32); 6530 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6531 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6532 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6533 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6534 + " : linkgen=" + linkGeneration); 6535 } 6536 // Use link-enabled generation as preferredOrder, i.e. 6537 // prefer newly-enabled over earlier-enabled. 6538 info.preferredOrder = linkGeneration; 6539 alwaysList.add(info); 6540 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6541 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6542 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6543 } 6544 neverList.add(info); 6545 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6546 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6547 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6548 } 6549 alwaysAskList.add(info); 6550 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6551 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6552 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6553 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6554 } 6555 undefinedList.add(info); 6556 } 6557 } 6558 } 6559 6560 // We'll want to include browser possibilities in a few cases 6561 boolean includeBrowser = false; 6562 6563 // First try to add the "always" resolution(s) for the current user, if any 6564 if (alwaysList.size() > 0) { 6565 result.addAll(alwaysList); 6566 } else { 6567 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6568 result.addAll(undefinedList); 6569 // Maybe add one for the other profile. 6570 if (xpDomainInfo != null && ( 6571 xpDomainInfo.bestDomainVerificationStatus 6572 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6573 result.add(xpDomainInfo.resolveInfo); 6574 } 6575 includeBrowser = true; 6576 } 6577 6578 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6579 // If there were 'always' entries their preferred order has been set, so we also 6580 // back that off to make the alternatives equivalent 6581 if (alwaysAskList.size() > 0) { 6582 for (ResolveInfo i : result) { 6583 i.preferredOrder = 0; 6584 } 6585 result.addAll(alwaysAskList); 6586 includeBrowser = true; 6587 } 6588 6589 if (includeBrowser) { 6590 // Also add browsers (all of them or only the default one) 6591 if (DEBUG_DOMAIN_VERIFICATION) { 6592 Slog.v(TAG, " ...including browsers in candidate set"); 6593 } 6594 if ((matchFlags & MATCH_ALL) != 0) { 6595 result.addAll(matchAllList); 6596 } else { 6597 // Browser/generic handling case. If there's a default browser, go straight 6598 // to that (but only if there is no other higher-priority match). 6599 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6600 int maxMatchPrio = 0; 6601 ResolveInfo defaultBrowserMatch = null; 6602 final int numCandidates = matchAllList.size(); 6603 for (int n = 0; n < numCandidates; n++) { 6604 ResolveInfo info = matchAllList.get(n); 6605 // track the highest overall match priority... 6606 if (info.priority > maxMatchPrio) { 6607 maxMatchPrio = info.priority; 6608 } 6609 // ...and the highest-priority default browser match 6610 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6611 if (defaultBrowserMatch == null 6612 || (defaultBrowserMatch.priority < info.priority)) { 6613 if (debug) { 6614 Slog.v(TAG, "Considering default browser match " + info); 6615 } 6616 defaultBrowserMatch = info; 6617 } 6618 } 6619 } 6620 if (defaultBrowserMatch != null 6621 && defaultBrowserMatch.priority >= maxMatchPrio 6622 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6623 { 6624 if (debug) { 6625 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6626 } 6627 result.add(defaultBrowserMatch); 6628 } else { 6629 result.addAll(matchAllList); 6630 } 6631 } 6632 6633 // If there is nothing selected, add all candidates and remove the ones that the user 6634 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6635 if (result.size() == 0) { 6636 result.addAll(candidates); 6637 result.removeAll(neverList); 6638 } 6639 } 6640 } 6641 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6642 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6643 result.size()); 6644 for (ResolveInfo info : result) { 6645 Slog.v(TAG, " + " + info.activityInfo); 6646 } 6647 } 6648 return result; 6649 } 6650 6651 // Returns a packed value as a long: 6652 // 6653 // high 'int'-sized word: link status: undefined/ask/never/always. 6654 // low 'int'-sized word: relative priority among 'always' results. 6655 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6656 long result = ps.getDomainVerificationStatusForUser(userId); 6657 // if none available, get the master status 6658 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6659 if (ps.getIntentFilterVerificationInfo() != null) { 6660 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6661 } 6662 } 6663 return result; 6664 } 6665 6666 private ResolveInfo querySkipCurrentProfileIntents( 6667 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6668 int flags, int sourceUserId) { 6669 if (matchingFilters != null) { 6670 int size = matchingFilters.size(); 6671 for (int i = 0; i < size; i ++) { 6672 CrossProfileIntentFilter filter = matchingFilters.get(i); 6673 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6674 // Checking if there are activities in the target user that can handle the 6675 // intent. 6676 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6677 resolvedType, flags, sourceUserId); 6678 if (resolveInfo != null) { 6679 return resolveInfo; 6680 } 6681 } 6682 } 6683 } 6684 return null; 6685 } 6686 6687 // Return matching ResolveInfo in target user if any. 6688 private ResolveInfo queryCrossProfileIntents( 6689 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6690 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6691 if (matchingFilters != null) { 6692 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6693 // match the same intent. For performance reasons, it is better not to 6694 // run queryIntent twice for the same userId 6695 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6696 int size = matchingFilters.size(); 6697 for (int i = 0; i < size; i++) { 6698 CrossProfileIntentFilter filter = matchingFilters.get(i); 6699 int targetUserId = filter.getTargetUserId(); 6700 boolean skipCurrentProfile = 6701 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6702 boolean skipCurrentProfileIfNoMatchFound = 6703 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6704 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6705 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6706 // Checking if there are activities in the target user that can handle the 6707 // intent. 6708 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6709 resolvedType, flags, sourceUserId); 6710 if (resolveInfo != null) return resolveInfo; 6711 alreadyTriedUserIds.put(targetUserId, true); 6712 } 6713 } 6714 } 6715 return null; 6716 } 6717 6718 /** 6719 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6720 * will forward the intent to the filter's target user. 6721 * Otherwise, returns null. 6722 */ 6723 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6724 String resolvedType, int flags, int sourceUserId) { 6725 int targetUserId = filter.getTargetUserId(); 6726 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6727 resolvedType, flags, targetUserId); 6728 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6729 // If all the matches in the target profile are suspended, return null. 6730 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6731 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6732 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6733 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6734 targetUserId); 6735 } 6736 } 6737 } 6738 return null; 6739 } 6740 6741 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6742 int sourceUserId, int targetUserId) { 6743 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6744 long ident = Binder.clearCallingIdentity(); 6745 boolean targetIsProfile; 6746 try { 6747 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6748 } finally { 6749 Binder.restoreCallingIdentity(ident); 6750 } 6751 String className; 6752 if (targetIsProfile) { 6753 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6754 } else { 6755 className = FORWARD_INTENT_TO_PARENT; 6756 } 6757 ComponentName forwardingActivityComponentName = new ComponentName( 6758 mAndroidApplication.packageName, className); 6759 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6760 sourceUserId); 6761 if (!targetIsProfile) { 6762 forwardingActivityInfo.showUserIcon = targetUserId; 6763 forwardingResolveInfo.noResourceId = true; 6764 } 6765 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6766 forwardingResolveInfo.priority = 0; 6767 forwardingResolveInfo.preferredOrder = 0; 6768 forwardingResolveInfo.match = 0; 6769 forwardingResolveInfo.isDefault = true; 6770 forwardingResolveInfo.filter = filter; 6771 forwardingResolveInfo.targetUserId = targetUserId; 6772 return forwardingResolveInfo; 6773 } 6774 6775 @Override 6776 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6777 Intent[] specifics, String[] specificTypes, Intent intent, 6778 String resolvedType, int flags, int userId) { 6779 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6780 specificTypes, intent, resolvedType, flags, userId)); 6781 } 6782 6783 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6784 Intent[] specifics, String[] specificTypes, Intent intent, 6785 String resolvedType, int flags, int userId) { 6786 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6787 flags = updateFlagsForResolve(flags, userId, intent, false); 6788 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6789 false /* requireFullPermission */, false /* checkShell */, 6790 "query intent activity options"); 6791 final String resultsAction = intent.getAction(); 6792 6793 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6794 | PackageManager.GET_RESOLVED_FILTER, userId); 6795 6796 if (DEBUG_INTENT_MATCHING) { 6797 Log.v(TAG, "Query " + intent + ": " + results); 6798 } 6799 6800 int specificsPos = 0; 6801 int N; 6802 6803 // todo: note that the algorithm used here is O(N^2). This 6804 // isn't a problem in our current environment, but if we start running 6805 // into situations where we have more than 5 or 10 matches then this 6806 // should probably be changed to something smarter... 6807 6808 // First we go through and resolve each of the specific items 6809 // that were supplied, taking care of removing any corresponding 6810 // duplicate items in the generic resolve list. 6811 if (specifics != null) { 6812 for (int i=0; i<specifics.length; i++) { 6813 final Intent sintent = specifics[i]; 6814 if (sintent == null) { 6815 continue; 6816 } 6817 6818 if (DEBUG_INTENT_MATCHING) { 6819 Log.v(TAG, "Specific #" + i + ": " + sintent); 6820 } 6821 6822 String action = sintent.getAction(); 6823 if (resultsAction != null && resultsAction.equals(action)) { 6824 // If this action was explicitly requested, then don't 6825 // remove things that have it. 6826 action = null; 6827 } 6828 6829 ResolveInfo ri = null; 6830 ActivityInfo ai = null; 6831 6832 ComponentName comp = sintent.getComponent(); 6833 if (comp == null) { 6834 ri = resolveIntent( 6835 sintent, 6836 specificTypes != null ? specificTypes[i] : null, 6837 flags, userId); 6838 if (ri == null) { 6839 continue; 6840 } 6841 if (ri == mResolveInfo) { 6842 // ACK! Must do something better with this. 6843 } 6844 ai = ri.activityInfo; 6845 comp = new ComponentName(ai.applicationInfo.packageName, 6846 ai.name); 6847 } else { 6848 ai = getActivityInfo(comp, flags, userId); 6849 if (ai == null) { 6850 continue; 6851 } 6852 } 6853 6854 // Look for any generic query activities that are duplicates 6855 // of this specific one, and remove them from the results. 6856 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6857 N = results.size(); 6858 int j; 6859 for (j=specificsPos; j<N; j++) { 6860 ResolveInfo sri = results.get(j); 6861 if ((sri.activityInfo.name.equals(comp.getClassName()) 6862 && sri.activityInfo.applicationInfo.packageName.equals( 6863 comp.getPackageName())) 6864 || (action != null && sri.filter.matchAction(action))) { 6865 results.remove(j); 6866 if (DEBUG_INTENT_MATCHING) Log.v( 6867 TAG, "Removing duplicate item from " + j 6868 + " due to specific " + specificsPos); 6869 if (ri == null) { 6870 ri = sri; 6871 } 6872 j--; 6873 N--; 6874 } 6875 } 6876 6877 // Add this specific item to its proper place. 6878 if (ri == null) { 6879 ri = new ResolveInfo(); 6880 ri.activityInfo = ai; 6881 } 6882 results.add(specificsPos, ri); 6883 ri.specificIndex = i; 6884 specificsPos++; 6885 } 6886 } 6887 6888 // Now we go through the remaining generic results and remove any 6889 // duplicate actions that are found here. 6890 N = results.size(); 6891 for (int i=specificsPos; i<N-1; i++) { 6892 final ResolveInfo rii = results.get(i); 6893 if (rii.filter == null) { 6894 continue; 6895 } 6896 6897 // Iterate over all of the actions of this result's intent 6898 // filter... typically this should be just one. 6899 final Iterator<String> it = rii.filter.actionsIterator(); 6900 if (it == null) { 6901 continue; 6902 } 6903 while (it.hasNext()) { 6904 final String action = it.next(); 6905 if (resultsAction != null && resultsAction.equals(action)) { 6906 // If this action was explicitly requested, then don't 6907 // remove things that have it. 6908 continue; 6909 } 6910 for (int j=i+1; j<N; j++) { 6911 final ResolveInfo rij = results.get(j); 6912 if (rij.filter != null && rij.filter.hasAction(action)) { 6913 results.remove(j); 6914 if (DEBUG_INTENT_MATCHING) Log.v( 6915 TAG, "Removing duplicate item from " + j 6916 + " due to action " + action + " at " + i); 6917 j--; 6918 N--; 6919 } 6920 } 6921 } 6922 6923 // If the caller didn't request filter information, drop it now 6924 // so we don't have to marshall/unmarshall it. 6925 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6926 rii.filter = null; 6927 } 6928 } 6929 6930 // Filter out the caller activity if so requested. 6931 if (caller != null) { 6932 N = results.size(); 6933 for (int i=0; i<N; i++) { 6934 ActivityInfo ainfo = results.get(i).activityInfo; 6935 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6936 && caller.getClassName().equals(ainfo.name)) { 6937 results.remove(i); 6938 break; 6939 } 6940 } 6941 } 6942 6943 // If the caller didn't request filter information, 6944 // drop them now so we don't have to 6945 // marshall/unmarshall it. 6946 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6947 N = results.size(); 6948 for (int i=0; i<N; i++) { 6949 results.get(i).filter = null; 6950 } 6951 } 6952 6953 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6954 return results; 6955 } 6956 6957 @Override 6958 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6959 String resolvedType, int flags, int userId) { 6960 return new ParceledListSlice<>( 6961 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6962 } 6963 6964 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6965 String resolvedType, int flags, int userId) { 6966 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6967 flags = updateFlagsForResolve(flags, userId, intent, false); 6968 ComponentName comp = intent.getComponent(); 6969 if (comp == null) { 6970 if (intent.getSelector() != null) { 6971 intent = intent.getSelector(); 6972 comp = intent.getComponent(); 6973 } 6974 } 6975 if (comp != null) { 6976 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6977 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6978 if (ai != null) { 6979 ResolveInfo ri = new ResolveInfo(); 6980 ri.activityInfo = ai; 6981 list.add(ri); 6982 } 6983 return list; 6984 } 6985 6986 // reader 6987 synchronized (mPackages) { 6988 String pkgName = intent.getPackage(); 6989 if (pkgName == null) { 6990 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6991 } 6992 final PackageParser.Package pkg = mPackages.get(pkgName); 6993 if (pkg != null) { 6994 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6995 userId); 6996 } 6997 return Collections.emptyList(); 6998 } 6999 } 7000 7001 @Override 7002 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7003 if (!sUserManager.exists(userId)) return null; 7004 flags = updateFlagsForResolve(flags, userId, intent, false); 7005 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 7006 if (query != null) { 7007 if (query.size() >= 1) { 7008 // If there is more than one service with the same priority, 7009 // just arbitrarily pick the first one. 7010 return query.get(0); 7011 } 7012 } 7013 return null; 7014 } 7015 7016 @Override 7017 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7018 String resolvedType, int flags, int userId) { 7019 return new ParceledListSlice<>( 7020 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 7021 } 7022 7023 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7024 String resolvedType, int flags, int userId) { 7025 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7026 flags = updateFlagsForResolve(flags, userId, intent, false); 7027 ComponentName comp = intent.getComponent(); 7028 if (comp == null) { 7029 if (intent.getSelector() != null) { 7030 intent = intent.getSelector(); 7031 comp = intent.getComponent(); 7032 } 7033 } 7034 if (comp != null) { 7035 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7036 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7037 if (si != null) { 7038 final ResolveInfo ri = new ResolveInfo(); 7039 ri.serviceInfo = si; 7040 list.add(ri); 7041 } 7042 return list; 7043 } 7044 7045 // reader 7046 synchronized (mPackages) { 7047 String pkgName = intent.getPackage(); 7048 if (pkgName == null) { 7049 return mServices.queryIntent(intent, resolvedType, flags, userId); 7050 } 7051 final PackageParser.Package pkg = mPackages.get(pkgName); 7052 if (pkg != null) { 7053 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7054 userId); 7055 } 7056 return Collections.emptyList(); 7057 } 7058 } 7059 7060 @Override 7061 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7062 String resolvedType, int flags, int userId) { 7063 return new ParceledListSlice<>( 7064 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7065 } 7066 7067 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7068 Intent intent, String resolvedType, int flags, int userId) { 7069 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7070 flags = updateFlagsForResolve(flags, userId, intent, false); 7071 ComponentName comp = intent.getComponent(); 7072 if (comp == null) { 7073 if (intent.getSelector() != null) { 7074 intent = intent.getSelector(); 7075 comp = intent.getComponent(); 7076 } 7077 } 7078 if (comp != null) { 7079 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7080 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7081 if (pi != null) { 7082 final ResolveInfo ri = new ResolveInfo(); 7083 ri.providerInfo = pi; 7084 list.add(ri); 7085 } 7086 return list; 7087 } 7088 7089 // reader 7090 synchronized (mPackages) { 7091 String pkgName = intent.getPackage(); 7092 if (pkgName == null) { 7093 return mProviders.queryIntent(intent, resolvedType, flags, userId); 7094 } 7095 final PackageParser.Package pkg = mPackages.get(pkgName); 7096 if (pkg != null) { 7097 return mProviders.queryIntentForPackage( 7098 intent, resolvedType, flags, pkg.providers, userId); 7099 } 7100 return Collections.emptyList(); 7101 } 7102 } 7103 7104 @Override 7105 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7106 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7107 flags = updateFlagsForPackage(flags, userId, null); 7108 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7109 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7110 true /* requireFullPermission */, false /* checkShell */, 7111 "get installed packages"); 7112 7113 // writer 7114 synchronized (mPackages) { 7115 ArrayList<PackageInfo> list; 7116 if (listUninstalled) { 7117 list = new ArrayList<>(mSettings.mPackages.size()); 7118 for (PackageSetting ps : mSettings.mPackages.values()) { 7119 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7120 continue; 7121 } 7122 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7123 if (pi != null) { 7124 list.add(pi); 7125 } 7126 } 7127 } else { 7128 list = new ArrayList<>(mPackages.size()); 7129 for (PackageParser.Package p : mPackages.values()) { 7130 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 7131 Binder.getCallingUid(), userId)) { 7132 continue; 7133 } 7134 final PackageInfo pi = generatePackageInfo((PackageSetting) 7135 p.mExtras, flags, userId); 7136 if (pi != null) { 7137 list.add(pi); 7138 } 7139 } 7140 } 7141 7142 return new ParceledListSlice<>(list); 7143 } 7144 } 7145 7146 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7147 String[] permissions, boolean[] tmp, int flags, int userId) { 7148 int numMatch = 0; 7149 final PermissionsState permissionsState = ps.getPermissionsState(); 7150 for (int i=0; i<permissions.length; i++) { 7151 final String permission = permissions[i]; 7152 if (permissionsState.hasPermission(permission, userId)) { 7153 tmp[i] = true; 7154 numMatch++; 7155 } else { 7156 tmp[i] = false; 7157 } 7158 } 7159 if (numMatch == 0) { 7160 return; 7161 } 7162 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7163 7164 // The above might return null in cases of uninstalled apps or install-state 7165 // skew across users/profiles. 7166 if (pi != null) { 7167 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7168 if (numMatch == permissions.length) { 7169 pi.requestedPermissions = permissions; 7170 } else { 7171 pi.requestedPermissions = new String[numMatch]; 7172 numMatch = 0; 7173 for (int i=0; i<permissions.length; i++) { 7174 if (tmp[i]) { 7175 pi.requestedPermissions[numMatch] = permissions[i]; 7176 numMatch++; 7177 } 7178 } 7179 } 7180 } 7181 list.add(pi); 7182 } 7183 } 7184 7185 @Override 7186 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7187 String[] permissions, int flags, int userId) { 7188 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7189 flags = updateFlagsForPackage(flags, userId, permissions); 7190 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7191 true /* requireFullPermission */, false /* checkShell */, 7192 "get packages holding permissions"); 7193 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7194 7195 // writer 7196 synchronized (mPackages) { 7197 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7198 boolean[] tmpBools = new boolean[permissions.length]; 7199 if (listUninstalled) { 7200 for (PackageSetting ps : mSettings.mPackages.values()) { 7201 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7202 userId); 7203 } 7204 } else { 7205 for (PackageParser.Package pkg : mPackages.values()) { 7206 PackageSetting ps = (PackageSetting)pkg.mExtras; 7207 if (ps != null) { 7208 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7209 userId); 7210 } 7211 } 7212 } 7213 7214 return new ParceledListSlice<PackageInfo>(list); 7215 } 7216 } 7217 7218 @Override 7219 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7220 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7221 flags = updateFlagsForApplication(flags, userId, null); 7222 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7223 7224 // writer 7225 synchronized (mPackages) { 7226 ArrayList<ApplicationInfo> list; 7227 if (listUninstalled) { 7228 list = new ArrayList<>(mSettings.mPackages.size()); 7229 for (PackageSetting ps : mSettings.mPackages.values()) { 7230 ApplicationInfo ai; 7231 int effectiveFlags = flags; 7232 if (ps.isSystem()) { 7233 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7234 } 7235 if (ps.pkg != null) { 7236 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7237 continue; 7238 } 7239 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7240 ps.readUserState(userId), userId); 7241 if (ai != null) { 7242 rebaseEnabledOverlays(ai, userId); 7243 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7244 } 7245 } else { 7246 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7247 // and already converts to externally visible package name 7248 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7249 Binder.getCallingUid(), effectiveFlags, userId); 7250 } 7251 if (ai != null) { 7252 list.add(ai); 7253 } 7254 } 7255 } else { 7256 list = new ArrayList<>(mPackages.size()); 7257 for (PackageParser.Package p : mPackages.values()) { 7258 if (p.mExtras != null) { 7259 PackageSetting ps = (PackageSetting) p.mExtras; 7260 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7261 continue; 7262 } 7263 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7264 ps.readUserState(userId), userId); 7265 if (ai != null) { 7266 rebaseEnabledOverlays(ai, userId); 7267 ai.packageName = resolveExternalPackageNameLPr(p); 7268 list.add(ai); 7269 } 7270 } 7271 } 7272 } 7273 7274 return new ParceledListSlice<>(list); 7275 } 7276 } 7277 7278 @Override 7279 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7280 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7281 return null; 7282 } 7283 7284 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7285 "getEphemeralApplications"); 7286 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7287 true /* requireFullPermission */, false /* checkShell */, 7288 "getEphemeralApplications"); 7289 synchronized (mPackages) { 7290 List<InstantAppInfo> instantApps = mInstantAppRegistry 7291 .getInstantAppsLPr(userId); 7292 if (instantApps != null) { 7293 return new ParceledListSlice<>(instantApps); 7294 } 7295 } 7296 return null; 7297 } 7298 7299 @Override 7300 public boolean isInstantApp(String packageName, int userId) { 7301 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7302 true /* requireFullPermission */, false /* checkShell */, 7303 "isInstantApp"); 7304 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7305 return false; 7306 } 7307 7308 if (!isCallerSameApp(packageName)) { 7309 return false; 7310 } 7311 synchronized (mPackages) { 7312 final PackageSetting ps = mSettings.mPackages.get(packageName); 7313 if (ps != null) { 7314 return ps.getInstantApp(userId); 7315 } 7316 } 7317 return false; 7318 } 7319 7320 @Override 7321 public byte[] getInstantAppCookie(String packageName, int userId) { 7322 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7323 return null; 7324 } 7325 7326 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7327 true /* requireFullPermission */, false /* checkShell */, 7328 "getInstantAppCookie"); 7329 if (!isCallerSameApp(packageName)) { 7330 return null; 7331 } 7332 synchronized (mPackages) { 7333 return mInstantAppRegistry.getInstantAppCookieLPw( 7334 packageName, userId); 7335 } 7336 } 7337 7338 @Override 7339 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7340 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7341 return true; 7342 } 7343 7344 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7345 true /* requireFullPermission */, true /* checkShell */, 7346 "setInstantAppCookie"); 7347 if (!isCallerSameApp(packageName)) { 7348 return false; 7349 } 7350 synchronized (mPackages) { 7351 return mInstantAppRegistry.setInstantAppCookieLPw( 7352 packageName, cookie, userId); 7353 } 7354 } 7355 7356 @Override 7357 public Bitmap getInstantAppIcon(String packageName, int userId) { 7358 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7359 return null; 7360 } 7361 7362 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7363 "getInstantAppIcon"); 7364 7365 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7366 true /* requireFullPermission */, false /* checkShell */, 7367 "getInstantAppIcon"); 7368 7369 synchronized (mPackages) { 7370 return mInstantAppRegistry.getInstantAppIconLPw( 7371 packageName, userId); 7372 } 7373 } 7374 7375 private boolean isCallerSameApp(String packageName) { 7376 PackageParser.Package pkg = mPackages.get(packageName); 7377 return pkg != null 7378 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7379 } 7380 7381 @Override 7382 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7383 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7384 } 7385 7386 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7387 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7388 7389 // reader 7390 synchronized (mPackages) { 7391 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7392 final int userId = UserHandle.getCallingUserId(); 7393 while (i.hasNext()) { 7394 final PackageParser.Package p = i.next(); 7395 if (p.applicationInfo == null) continue; 7396 7397 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7398 && !p.applicationInfo.isDirectBootAware(); 7399 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7400 && p.applicationInfo.isDirectBootAware(); 7401 7402 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7403 && (!mSafeMode || isSystemApp(p)) 7404 && (matchesUnaware || matchesAware)) { 7405 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7406 if (ps != null) { 7407 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7408 ps.readUserState(userId), userId); 7409 if (ai != null) { 7410 rebaseEnabledOverlays(ai, userId); 7411 finalList.add(ai); 7412 } 7413 } 7414 } 7415 } 7416 } 7417 7418 return finalList; 7419 } 7420 7421 @Override 7422 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7423 if (!sUserManager.exists(userId)) return null; 7424 flags = updateFlagsForComponent(flags, userId, name); 7425 // reader 7426 synchronized (mPackages) { 7427 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7428 PackageSetting ps = provider != null 7429 ? mSettings.mPackages.get(provider.owner.packageName) 7430 : null; 7431 return ps != null 7432 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7433 ? PackageParser.generateProviderInfo(provider, flags, 7434 ps.readUserState(userId), userId) 7435 : null; 7436 } 7437 } 7438 7439 /** 7440 * @deprecated 7441 */ 7442 @Deprecated 7443 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7444 // reader 7445 synchronized (mPackages) { 7446 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7447 .entrySet().iterator(); 7448 final int userId = UserHandle.getCallingUserId(); 7449 while (i.hasNext()) { 7450 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7451 PackageParser.Provider p = entry.getValue(); 7452 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7453 7454 if (ps != null && p.syncable 7455 && (!mSafeMode || (p.info.applicationInfo.flags 7456 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7457 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7458 ps.readUserState(userId), userId); 7459 if (info != null) { 7460 outNames.add(entry.getKey()); 7461 outInfo.add(info); 7462 } 7463 } 7464 } 7465 } 7466 } 7467 7468 @Override 7469 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7470 int uid, int flags) { 7471 final int userId = processName != null ? UserHandle.getUserId(uid) 7472 : UserHandle.getCallingUserId(); 7473 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7474 flags = updateFlagsForComponent(flags, userId, processName); 7475 7476 ArrayList<ProviderInfo> finalList = null; 7477 // reader 7478 synchronized (mPackages) { 7479 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7480 while (i.hasNext()) { 7481 final PackageParser.Provider p = i.next(); 7482 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7483 if (ps != null && p.info.authority != null 7484 && (processName == null 7485 || (p.info.processName.equals(processName) 7486 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7487 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7488 if (finalList == null) { 7489 finalList = new ArrayList<ProviderInfo>(3); 7490 } 7491 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7492 ps.readUserState(userId), userId); 7493 if (info != null) { 7494 finalList.add(info); 7495 } 7496 } 7497 } 7498 } 7499 7500 if (finalList != null) { 7501 Collections.sort(finalList, mProviderInitOrderSorter); 7502 return new ParceledListSlice<ProviderInfo>(finalList); 7503 } 7504 7505 return ParceledListSlice.emptyList(); 7506 } 7507 7508 @Override 7509 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7510 // reader 7511 synchronized (mPackages) { 7512 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7513 return PackageParser.generateInstrumentationInfo(i, flags); 7514 } 7515 } 7516 7517 @Override 7518 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7519 String targetPackage, int flags) { 7520 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7521 } 7522 7523 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7524 int flags) { 7525 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7526 7527 // reader 7528 synchronized (mPackages) { 7529 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7530 while (i.hasNext()) { 7531 final PackageParser.Instrumentation p = i.next(); 7532 if (targetPackage == null 7533 || targetPackage.equals(p.info.targetPackage)) { 7534 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7535 flags); 7536 if (ii != null) { 7537 finalList.add(ii); 7538 } 7539 } 7540 } 7541 } 7542 7543 return finalList; 7544 } 7545 7546 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7547 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7548 try { 7549 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7550 } finally { 7551 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7552 } 7553 } 7554 7555 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7556 final File[] files = dir.listFiles(); 7557 if (ArrayUtils.isEmpty(files)) { 7558 Log.d(TAG, "No files in app dir " + dir); 7559 return; 7560 } 7561 7562 if (DEBUG_PACKAGE_SCANNING) { 7563 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7564 + " flags=0x" + Integer.toHexString(parseFlags)); 7565 } 7566 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7567 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7568 7569 // Submit files for parsing in parallel 7570 int fileCount = 0; 7571 for (File file : files) { 7572 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7573 && !PackageInstallerService.isStageName(file.getName()); 7574 if (!isPackage) { 7575 // Ignore entries which are not packages 7576 continue; 7577 } 7578 parallelPackageParser.submit(file, parseFlags); 7579 fileCount++; 7580 } 7581 7582 // Process results one by one 7583 for (; fileCount > 0; fileCount--) { 7584 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7585 Throwable throwable = parseResult.throwable; 7586 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7587 7588 if (throwable == null) { 7589 // Static shared libraries have synthetic package names 7590 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7591 renameStaticSharedLibraryPackage(parseResult.pkg); 7592 } 7593 try { 7594 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7595 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7596 currentTime, null); 7597 } 7598 } catch (PackageManagerException e) { 7599 errorCode = e.error; 7600 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7601 } 7602 } else if (throwable instanceof PackageParser.PackageParserException) { 7603 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7604 throwable; 7605 errorCode = e.error; 7606 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7607 } else { 7608 throw new IllegalStateException("Unexpected exception occurred while parsing " 7609 + parseResult.scanFile, throwable); 7610 } 7611 7612 // Delete invalid userdata apps 7613 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7614 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7615 logCriticalInfo(Log.WARN, 7616 "Deleting invalid package at " + parseResult.scanFile); 7617 removeCodePathLI(parseResult.scanFile); 7618 } 7619 } 7620 parallelPackageParser.close(); 7621 } 7622 7623 private static File getSettingsProblemFile() { 7624 File dataDir = Environment.getDataDirectory(); 7625 File systemDir = new File(dataDir, "system"); 7626 File fname = new File(systemDir, "uiderrors.txt"); 7627 return fname; 7628 } 7629 7630 static void reportSettingsProblem(int priority, String msg) { 7631 logCriticalInfo(priority, msg); 7632 } 7633 7634 static void logCriticalInfo(int priority, String msg) { 7635 Slog.println(priority, TAG, msg); 7636 EventLogTags.writePmCriticalInfo(msg); 7637 try { 7638 File fname = getSettingsProblemFile(); 7639 FileOutputStream out = new FileOutputStream(fname, true); 7640 PrintWriter pw = new FastPrintWriter(out); 7641 SimpleDateFormat formatter = new SimpleDateFormat(); 7642 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7643 pw.println(dateString + ": " + msg); 7644 pw.close(); 7645 FileUtils.setPermissions( 7646 fname.toString(), 7647 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7648 -1, -1); 7649 } catch (java.io.IOException e) { 7650 } 7651 } 7652 7653 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7654 if (srcFile.isDirectory()) { 7655 final File baseFile = new File(pkg.baseCodePath); 7656 long maxModifiedTime = baseFile.lastModified(); 7657 if (pkg.splitCodePaths != null) { 7658 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7659 final File splitFile = new File(pkg.splitCodePaths[i]); 7660 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7661 } 7662 } 7663 return maxModifiedTime; 7664 } 7665 return srcFile.lastModified(); 7666 } 7667 7668 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7669 final int policyFlags) throws PackageManagerException { 7670 // When upgrading from pre-N MR1, verify the package time stamp using the package 7671 // directory and not the APK file. 7672 final long lastModifiedTime = mIsPreNMR1Upgrade 7673 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7674 if (ps != null 7675 && ps.codePath.equals(srcFile) 7676 && ps.timeStamp == lastModifiedTime 7677 && !isCompatSignatureUpdateNeeded(pkg) 7678 && !isRecoverSignatureUpdateNeeded(pkg)) { 7679 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7680 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7681 ArraySet<PublicKey> signingKs; 7682 synchronized (mPackages) { 7683 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7684 } 7685 if (ps.signatures.mSignatures != null 7686 && ps.signatures.mSignatures.length != 0 7687 && signingKs != null) { 7688 // Optimization: reuse the existing cached certificates 7689 // if the package appears to be unchanged. 7690 pkg.mSignatures = ps.signatures.mSignatures; 7691 pkg.mSigningKeys = signingKs; 7692 return; 7693 } 7694 7695 Slog.w(TAG, "PackageSetting for " + ps.name 7696 + " is missing signatures. Collecting certs again to recover them."); 7697 } else { 7698 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7699 } 7700 7701 try { 7702 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7703 PackageParser.collectCertificates(pkg, policyFlags); 7704 } catch (PackageParserException e) { 7705 throw PackageManagerException.from(e); 7706 } finally { 7707 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7708 } 7709 } 7710 7711 /** 7712 * Traces a package scan. 7713 * @see #scanPackageLI(File, int, int, long, UserHandle) 7714 */ 7715 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7716 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7717 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7718 try { 7719 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7720 } finally { 7721 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7722 } 7723 } 7724 7725 /** 7726 * Scans a package and returns the newly parsed package. 7727 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7728 */ 7729 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7730 long currentTime, UserHandle user) throws PackageManagerException { 7731 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7732 PackageParser pp = new PackageParser(); 7733 pp.setSeparateProcesses(mSeparateProcesses); 7734 pp.setOnlyCoreApps(mOnlyCore); 7735 pp.setDisplayMetrics(mMetrics); 7736 7737 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7738 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7739 } 7740 7741 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7742 final PackageParser.Package pkg; 7743 try { 7744 pkg = pp.parsePackage(scanFile, parseFlags); 7745 } catch (PackageParserException e) { 7746 throw PackageManagerException.from(e); 7747 } finally { 7748 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7749 } 7750 7751 // Static shared libraries have synthetic package names 7752 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7753 renameStaticSharedLibraryPackage(pkg); 7754 } 7755 7756 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7757 } 7758 7759 /** 7760 * Scans a package and returns the newly parsed package. 7761 * @throws PackageManagerException on a parse error. 7762 */ 7763 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7764 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7765 throws PackageManagerException { 7766 // If the package has children and this is the first dive in the function 7767 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7768 // packages (parent and children) would be successfully scanned before the 7769 // actual scan since scanning mutates internal state and we want to atomically 7770 // install the package and its children. 7771 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7772 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7773 scanFlags |= SCAN_CHECK_ONLY; 7774 } 7775 } else { 7776 scanFlags &= ~SCAN_CHECK_ONLY; 7777 } 7778 7779 // Scan the parent 7780 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7781 scanFlags, currentTime, user); 7782 7783 // Scan the children 7784 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7785 for (int i = 0; i < childCount; i++) { 7786 PackageParser.Package childPackage = pkg.childPackages.get(i); 7787 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7788 currentTime, user); 7789 } 7790 7791 7792 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7793 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7794 } 7795 7796 return scannedPkg; 7797 } 7798 7799 /** 7800 * Scans a package and returns the newly parsed package. 7801 * @throws PackageManagerException on a parse error. 7802 */ 7803 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7804 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7805 throws PackageManagerException { 7806 PackageSetting ps = null; 7807 PackageSetting updatedPkg; 7808 // reader 7809 synchronized (mPackages) { 7810 // Look to see if we already know about this package. 7811 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7812 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7813 // This package has been renamed to its original name. Let's 7814 // use that. 7815 ps = mSettings.getPackageLPr(oldName); 7816 } 7817 // If there was no original package, see one for the real package name. 7818 if (ps == null) { 7819 ps = mSettings.getPackageLPr(pkg.packageName); 7820 } 7821 // Check to see if this package could be hiding/updating a system 7822 // package. Must look for it either under the original or real 7823 // package name depending on our state. 7824 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7825 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7826 7827 // If this is a package we don't know about on the system partition, we 7828 // may need to remove disabled child packages on the system partition 7829 // or may need to not add child packages if the parent apk is updated 7830 // on the data partition and no longer defines this child package. 7831 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7832 // If this is a parent package for an updated system app and this system 7833 // app got an OTA update which no longer defines some of the child packages 7834 // we have to prune them from the disabled system packages. 7835 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7836 if (disabledPs != null) { 7837 final int scannedChildCount = (pkg.childPackages != null) 7838 ? pkg.childPackages.size() : 0; 7839 final int disabledChildCount = disabledPs.childPackageNames != null 7840 ? disabledPs.childPackageNames.size() : 0; 7841 for (int i = 0; i < disabledChildCount; i++) { 7842 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7843 boolean disabledPackageAvailable = false; 7844 for (int j = 0; j < scannedChildCount; j++) { 7845 PackageParser.Package childPkg = pkg.childPackages.get(j); 7846 if (childPkg.packageName.equals(disabledChildPackageName)) { 7847 disabledPackageAvailable = true; 7848 break; 7849 } 7850 } 7851 if (!disabledPackageAvailable) { 7852 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7853 } 7854 } 7855 } 7856 } 7857 } 7858 7859 boolean updatedPkgBetter = false; 7860 // First check if this is a system package that may involve an update 7861 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7862 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7863 // it needs to drop FLAG_PRIVILEGED. 7864 if (locationIsPrivileged(scanFile)) { 7865 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7866 } else { 7867 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7868 } 7869 7870 if (ps != null && !ps.codePath.equals(scanFile)) { 7871 // The path has changed from what was last scanned... check the 7872 // version of the new path against what we have stored to determine 7873 // what to do. 7874 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7875 if (pkg.mVersionCode <= ps.versionCode) { 7876 // The system package has been updated and the code path does not match 7877 // Ignore entry. Skip it. 7878 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7879 + " ignored: updated version " + ps.versionCode 7880 + " better than this " + pkg.mVersionCode); 7881 if (!updatedPkg.codePath.equals(scanFile)) { 7882 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7883 + ps.name + " changing from " + updatedPkg.codePathString 7884 + " to " + scanFile); 7885 updatedPkg.codePath = scanFile; 7886 updatedPkg.codePathString = scanFile.toString(); 7887 updatedPkg.resourcePath = scanFile; 7888 updatedPkg.resourcePathString = scanFile.toString(); 7889 } 7890 updatedPkg.pkg = pkg; 7891 updatedPkg.versionCode = pkg.mVersionCode; 7892 7893 // Update the disabled system child packages to point to the package too. 7894 final int childCount = updatedPkg.childPackageNames != null 7895 ? updatedPkg.childPackageNames.size() : 0; 7896 for (int i = 0; i < childCount; i++) { 7897 String childPackageName = updatedPkg.childPackageNames.get(i); 7898 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7899 childPackageName); 7900 if (updatedChildPkg != null) { 7901 updatedChildPkg.pkg = pkg; 7902 updatedChildPkg.versionCode = pkg.mVersionCode; 7903 } 7904 } 7905 7906 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7907 + scanFile + " ignored: updated version " + ps.versionCode 7908 + " better than this " + pkg.mVersionCode); 7909 } else { 7910 // The current app on the system partition is better than 7911 // what we have updated to on the data partition; switch 7912 // back to the system partition version. 7913 // At this point, its safely assumed that package installation for 7914 // apps in system partition will go through. If not there won't be a working 7915 // version of the app 7916 // writer 7917 synchronized (mPackages) { 7918 // Just remove the loaded entries from package lists. 7919 mPackages.remove(ps.name); 7920 } 7921 7922 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7923 + " reverting from " + ps.codePathString 7924 + ": new version " + pkg.mVersionCode 7925 + " better than installed " + ps.versionCode); 7926 7927 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7928 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7929 synchronized (mInstallLock) { 7930 args.cleanUpResourcesLI(); 7931 } 7932 synchronized (mPackages) { 7933 mSettings.enableSystemPackageLPw(ps.name); 7934 } 7935 updatedPkgBetter = true; 7936 } 7937 } 7938 } 7939 7940 if (updatedPkg != null) { 7941 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7942 // initially 7943 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7944 7945 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7946 // flag set initially 7947 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7948 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7949 } 7950 } 7951 7952 // Verify certificates against what was last scanned 7953 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7954 7955 /* 7956 * A new system app appeared, but we already had a non-system one of the 7957 * same name installed earlier. 7958 */ 7959 boolean shouldHideSystemApp = false; 7960 if (updatedPkg == null && ps != null 7961 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7962 /* 7963 * Check to make sure the signatures match first. If they don't, 7964 * wipe the installed application and its data. 7965 */ 7966 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7967 != PackageManager.SIGNATURE_MATCH) { 7968 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7969 + " signatures don't match existing userdata copy; removing"); 7970 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7971 "scanPackageInternalLI")) { 7972 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7973 } 7974 ps = null; 7975 } else { 7976 /* 7977 * If the newly-added system app is an older version than the 7978 * already installed version, hide it. It will be scanned later 7979 * and re-added like an update. 7980 */ 7981 if (pkg.mVersionCode <= ps.versionCode) { 7982 shouldHideSystemApp = true; 7983 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7984 + " but new version " + pkg.mVersionCode + " better than installed " 7985 + ps.versionCode + "; hiding system"); 7986 } else { 7987 /* 7988 * The newly found system app is a newer version that the 7989 * one previously installed. Simply remove the 7990 * already-installed application and replace it with our own 7991 * while keeping the application data. 7992 */ 7993 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7994 + " reverting from " + ps.codePathString + ": new version " 7995 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7996 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7997 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7998 synchronized (mInstallLock) { 7999 args.cleanUpResourcesLI(); 8000 } 8001 } 8002 } 8003 } 8004 8005 // The apk is forward locked (not public) if its code and resources 8006 // are kept in different files. (except for app in either system or 8007 // vendor path). 8008 // TODO grab this value from PackageSettings 8009 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8010 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8011 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8012 } 8013 } 8014 8015 // TODO: extend to support forward-locked splits 8016 String resourcePath = null; 8017 String baseResourcePath = null; 8018 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8019 if (ps != null && ps.resourcePathString != null) { 8020 resourcePath = ps.resourcePathString; 8021 baseResourcePath = ps.resourcePathString; 8022 } else { 8023 // Should not happen at all. Just log an error. 8024 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8025 } 8026 } else { 8027 resourcePath = pkg.codePath; 8028 baseResourcePath = pkg.baseCodePath; 8029 } 8030 8031 // Set application objects path explicitly. 8032 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8033 pkg.setApplicationInfoCodePath(pkg.codePath); 8034 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8035 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8036 pkg.setApplicationInfoResourcePath(resourcePath); 8037 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8038 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8039 8040 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8041 if (ps != null && ps.getInstantApp(userId)) { 8042 scanFlags |= SCAN_AS_INSTANT_APP; 8043 } 8044 8045 // Note that we invoke the following method only if we are about to unpack an application 8046 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8047 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8048 8049 /* 8050 * If the system app should be overridden by a previously installed 8051 * data, hide the system app now and let the /data/app scan pick it up 8052 * again. 8053 */ 8054 if (shouldHideSystemApp) { 8055 synchronized (mPackages) { 8056 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8057 } 8058 } 8059 8060 return scannedPkg; 8061 } 8062 8063 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8064 // Derive the new package synthetic package name 8065 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8066 + pkg.staticSharedLibVersion); 8067 } 8068 8069 private static String fixProcessName(String defProcessName, 8070 String processName) { 8071 if (processName == null) { 8072 return defProcessName; 8073 } 8074 return processName; 8075 } 8076 8077 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8078 throws PackageManagerException { 8079 if (pkgSetting.signatures.mSignatures != null) { 8080 // Already existing package. Make sure signatures match 8081 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8082 == PackageManager.SIGNATURE_MATCH; 8083 if (!match) { 8084 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8085 == PackageManager.SIGNATURE_MATCH; 8086 } 8087 if (!match) { 8088 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8089 == PackageManager.SIGNATURE_MATCH; 8090 } 8091 if (!match) { 8092 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8093 + pkg.packageName + " signatures do not match the " 8094 + "previously installed version; ignoring!"); 8095 } 8096 } 8097 8098 // Check for shared user signatures 8099 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8100 // Already existing package. Make sure signatures match 8101 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8102 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8103 if (!match) { 8104 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8105 == PackageManager.SIGNATURE_MATCH; 8106 } 8107 if (!match) { 8108 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8109 == PackageManager.SIGNATURE_MATCH; 8110 } 8111 if (!match) { 8112 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8113 "Package " + pkg.packageName 8114 + " has no signatures that match those in shared user " 8115 + pkgSetting.sharedUser.name + "; ignoring!"); 8116 } 8117 } 8118 } 8119 8120 /** 8121 * Enforces that only the system UID or root's UID can call a method exposed 8122 * via Binder. 8123 * 8124 * @param message used as message if SecurityException is thrown 8125 * @throws SecurityException if the caller is not system or root 8126 */ 8127 private static final void enforceSystemOrRoot(String message) { 8128 final int uid = Binder.getCallingUid(); 8129 if (uid != Process.SYSTEM_UID && uid != 0) { 8130 throw new SecurityException(message); 8131 } 8132 } 8133 8134 @Override 8135 public void performFstrimIfNeeded() { 8136 enforceSystemOrRoot("Only the system can request fstrim"); 8137 8138 // Before everything else, see whether we need to fstrim. 8139 try { 8140 IStorageManager sm = PackageHelper.getStorageManager(); 8141 if (sm != null) { 8142 boolean doTrim = false; 8143 final long interval = android.provider.Settings.Global.getLong( 8144 mContext.getContentResolver(), 8145 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8146 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8147 if (interval > 0) { 8148 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8149 if (timeSinceLast > interval) { 8150 doTrim = true; 8151 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8152 + "; running immediately"); 8153 } 8154 } 8155 if (doTrim) { 8156 final boolean dexOptDialogShown; 8157 synchronized (mPackages) { 8158 dexOptDialogShown = mDexOptDialogShown; 8159 } 8160 if (!isFirstBoot() && dexOptDialogShown) { 8161 try { 8162 ActivityManager.getService().showBootMessage( 8163 mContext.getResources().getString( 8164 R.string.android_upgrading_fstrim), true); 8165 } catch (RemoteException e) { 8166 } 8167 } 8168 sm.runMaintenance(); 8169 } 8170 } else { 8171 Slog.e(TAG, "storageManager service unavailable!"); 8172 } 8173 } catch (RemoteException e) { 8174 // Can't happen; StorageManagerService is local 8175 } 8176 } 8177 8178 @Override 8179 public void updatePackagesIfNeeded() { 8180 enforceSystemOrRoot("Only the system can request package update"); 8181 8182 // We need to re-extract after an OTA. 8183 boolean causeUpgrade = isUpgrade(); 8184 8185 // First boot or factory reset. 8186 // Note: we also handle devices that are upgrading to N right now as if it is their 8187 // first boot, as they do not have profile data. 8188 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8189 8190 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8191 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8192 8193 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8194 return; 8195 } 8196 8197 List<PackageParser.Package> pkgs; 8198 synchronized (mPackages) { 8199 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8200 } 8201 8202 final long startTime = System.nanoTime(); 8203 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8204 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8205 8206 final int elapsedTimeSeconds = 8207 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8208 8209 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8210 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8211 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8212 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8213 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8214 } 8215 8216 /** 8217 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8218 * containing statistics about the invocation. The array consists of three elements, 8219 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8220 * and {@code numberOfPackagesFailed}. 8221 */ 8222 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8223 String compilerFilter) { 8224 8225 int numberOfPackagesVisited = 0; 8226 int numberOfPackagesOptimized = 0; 8227 int numberOfPackagesSkipped = 0; 8228 int numberOfPackagesFailed = 0; 8229 final int numberOfPackagesToDexopt = pkgs.size(); 8230 8231 for (PackageParser.Package pkg : pkgs) { 8232 numberOfPackagesVisited++; 8233 8234 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8235 if (DEBUG_DEXOPT) { 8236 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8237 } 8238 numberOfPackagesSkipped++; 8239 continue; 8240 } 8241 8242 if (DEBUG_DEXOPT) { 8243 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8244 numberOfPackagesToDexopt + ": " + pkg.packageName); 8245 } 8246 8247 if (showDialog) { 8248 try { 8249 ActivityManager.getService().showBootMessage( 8250 mContext.getResources().getString(R.string.android_upgrading_apk, 8251 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8252 } catch (RemoteException e) { 8253 } 8254 synchronized (mPackages) { 8255 mDexOptDialogShown = true; 8256 } 8257 } 8258 8259 // If the OTA updates a system app which was previously preopted to a non-preopted state 8260 // the app might end up being verified at runtime. That's because by default the apps 8261 // are verify-profile but for preopted apps there's no profile. 8262 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8263 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8264 // filter (by default interpret-only). 8265 // Note that at this stage unused apps are already filtered. 8266 if (isSystemApp(pkg) && 8267 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8268 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8269 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8270 } 8271 8272 // checkProfiles is false to avoid merging profiles during boot which 8273 // might interfere with background compilation (b/28612421). 8274 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8275 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8276 // trade-off worth doing to save boot time work. 8277 int dexOptStatus = performDexOptTraced(pkg.packageName, 8278 false /* checkProfiles */, 8279 compilerFilter, 8280 false /* force */); 8281 switch (dexOptStatus) { 8282 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8283 numberOfPackagesOptimized++; 8284 break; 8285 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8286 numberOfPackagesSkipped++; 8287 break; 8288 case PackageDexOptimizer.DEX_OPT_FAILED: 8289 numberOfPackagesFailed++; 8290 break; 8291 default: 8292 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8293 break; 8294 } 8295 } 8296 8297 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8298 numberOfPackagesFailed }; 8299 } 8300 8301 @Override 8302 public void notifyPackageUse(String packageName, int reason) { 8303 synchronized (mPackages) { 8304 PackageParser.Package p = mPackages.get(packageName); 8305 if (p == null) { 8306 return; 8307 } 8308 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8309 } 8310 } 8311 8312 @Override 8313 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8314 int userId = UserHandle.getCallingUserId(); 8315 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8316 if (ai == null) { 8317 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8318 + loadingPackageName + ", user=" + userId); 8319 return; 8320 } 8321 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8322 } 8323 8324 // TODO: this is not used nor needed. Delete it. 8325 @Override 8326 public boolean performDexOptIfNeeded(String packageName) { 8327 int dexOptStatus = performDexOptTraced(packageName, 8328 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8329 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8330 } 8331 8332 @Override 8333 public boolean performDexOpt(String packageName, 8334 boolean checkProfiles, int compileReason, boolean force) { 8335 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8336 getCompilerFilterForReason(compileReason), force); 8337 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8338 } 8339 8340 @Override 8341 public boolean performDexOptMode(String packageName, 8342 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8343 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8344 targetCompilerFilter, force); 8345 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8346 } 8347 8348 private int performDexOptTraced(String packageName, 8349 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8350 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8351 try { 8352 return performDexOptInternal(packageName, checkProfiles, 8353 targetCompilerFilter, force); 8354 } finally { 8355 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8356 } 8357 } 8358 8359 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8360 // if the package can now be considered up to date for the given filter. 8361 private int performDexOptInternal(String packageName, 8362 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8363 PackageParser.Package p; 8364 synchronized (mPackages) { 8365 p = mPackages.get(packageName); 8366 if (p == null) { 8367 // Package could not be found. Report failure. 8368 return PackageDexOptimizer.DEX_OPT_FAILED; 8369 } 8370 mPackageUsage.maybeWriteAsync(mPackages); 8371 mCompilerStats.maybeWriteAsync(); 8372 } 8373 long callingId = Binder.clearCallingIdentity(); 8374 try { 8375 synchronized (mInstallLock) { 8376 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8377 targetCompilerFilter, force); 8378 } 8379 } finally { 8380 Binder.restoreCallingIdentity(callingId); 8381 } 8382 } 8383 8384 public ArraySet<String> getOptimizablePackages() { 8385 ArraySet<String> pkgs = new ArraySet<String>(); 8386 synchronized (mPackages) { 8387 for (PackageParser.Package p : mPackages.values()) { 8388 if (PackageDexOptimizer.canOptimizePackage(p)) { 8389 pkgs.add(p.packageName); 8390 } 8391 } 8392 } 8393 return pkgs; 8394 } 8395 8396 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8397 boolean checkProfiles, String targetCompilerFilter, 8398 boolean force) { 8399 // Select the dex optimizer based on the force parameter. 8400 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8401 // allocate an object here. 8402 PackageDexOptimizer pdo = force 8403 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8404 : mPackageDexOptimizer; 8405 8406 // Optimize all dependencies first. Note: we ignore the return value and march on 8407 // on errors. 8408 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8409 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8410 if (!deps.isEmpty()) { 8411 for (PackageParser.Package depPackage : deps) { 8412 // TODO: Analyze and investigate if we (should) profile libraries. 8413 // Currently this will do a full compilation of the library by default. 8414 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8415 false /* checkProfiles */, 8416 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8417 getOrCreateCompilerPackageStats(depPackage)); 8418 } 8419 } 8420 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8421 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8422 } 8423 8424 // Performs dexopt on the used secondary dex files belonging to the given package. 8425 // Returns true if all dex files were process successfully (which could mean either dexopt or 8426 // skip). Returns false if any of the files caused errors. 8427 @Override 8428 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8429 boolean force) { 8430 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8431 } 8432 8433 /** 8434 * Reconcile the information we have about the secondary dex files belonging to 8435 * {@code packagName} and the actual dex files. For all dex files that were 8436 * deleted, update the internal records and delete the generated oat files. 8437 */ 8438 @Override 8439 public void reconcileSecondaryDexFiles(String packageName) { 8440 mDexManager.reconcileSecondaryDexFiles(packageName); 8441 } 8442 8443 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8444 // a reference there. 8445 /*package*/ DexManager getDexManager() { 8446 return mDexManager; 8447 } 8448 8449 /** 8450 * Execute the background dexopt job immediately. 8451 */ 8452 @Override 8453 public boolean runBackgroundDexoptJob() { 8454 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8455 } 8456 8457 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8458 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8459 || p.usesStaticLibraries != null) { 8460 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8461 Set<String> collectedNames = new HashSet<>(); 8462 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8463 8464 retValue.remove(p); 8465 8466 return retValue; 8467 } else { 8468 return Collections.emptyList(); 8469 } 8470 } 8471 8472 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8473 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8474 if (!collectedNames.contains(p.packageName)) { 8475 collectedNames.add(p.packageName); 8476 collected.add(p); 8477 8478 if (p.usesLibraries != null) { 8479 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8480 null, collected, collectedNames); 8481 } 8482 if (p.usesOptionalLibraries != null) { 8483 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8484 null, collected, collectedNames); 8485 } 8486 if (p.usesStaticLibraries != null) { 8487 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8488 p.usesStaticLibrariesVersions, collected, collectedNames); 8489 } 8490 } 8491 } 8492 8493 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8494 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8495 final int libNameCount = libs.size(); 8496 for (int i = 0; i < libNameCount; i++) { 8497 String libName = libs.get(i); 8498 int version = (versions != null && versions.length == libNameCount) 8499 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8500 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8501 if (libPkg != null) { 8502 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8503 } 8504 } 8505 } 8506 8507 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8508 synchronized (mPackages) { 8509 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8510 if (libEntry != null) { 8511 return mPackages.get(libEntry.apk); 8512 } 8513 return null; 8514 } 8515 } 8516 8517 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8518 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8519 if (versionedLib == null) { 8520 return null; 8521 } 8522 return versionedLib.get(version); 8523 } 8524 8525 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8526 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8527 pkg.staticSharedLibName); 8528 if (versionedLib == null) { 8529 return null; 8530 } 8531 int previousLibVersion = -1; 8532 final int versionCount = versionedLib.size(); 8533 for (int i = 0; i < versionCount; i++) { 8534 final int libVersion = versionedLib.keyAt(i); 8535 if (libVersion < pkg.staticSharedLibVersion) { 8536 previousLibVersion = Math.max(previousLibVersion, libVersion); 8537 } 8538 } 8539 if (previousLibVersion >= 0) { 8540 return versionedLib.get(previousLibVersion); 8541 } 8542 return null; 8543 } 8544 8545 public void shutdown() { 8546 mPackageUsage.writeNow(mPackages); 8547 mCompilerStats.writeNow(); 8548 } 8549 8550 @Override 8551 public void dumpProfiles(String packageName) { 8552 PackageParser.Package pkg; 8553 synchronized (mPackages) { 8554 pkg = mPackages.get(packageName); 8555 if (pkg == null) { 8556 throw new IllegalArgumentException("Unknown package: " + packageName); 8557 } 8558 } 8559 /* Only the shell, root, or the app user should be able to dump profiles. */ 8560 int callingUid = Binder.getCallingUid(); 8561 if (callingUid != Process.SHELL_UID && 8562 callingUid != Process.ROOT_UID && 8563 callingUid != pkg.applicationInfo.uid) { 8564 throw new SecurityException("dumpProfiles"); 8565 } 8566 8567 synchronized (mInstallLock) { 8568 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8569 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8570 try { 8571 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8572 String codePaths = TextUtils.join(";", allCodePaths); 8573 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8574 } catch (InstallerException e) { 8575 Slog.w(TAG, "Failed to dump profiles", e); 8576 } 8577 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8578 } 8579 } 8580 8581 @Override 8582 public void forceDexOpt(String packageName) { 8583 enforceSystemOrRoot("forceDexOpt"); 8584 8585 PackageParser.Package pkg; 8586 synchronized (mPackages) { 8587 pkg = mPackages.get(packageName); 8588 if (pkg == null) { 8589 throw new IllegalArgumentException("Unknown package: " + packageName); 8590 } 8591 } 8592 8593 synchronized (mInstallLock) { 8594 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8595 8596 // Whoever is calling forceDexOpt wants a fully compiled package. 8597 // Don't use profiles since that may cause compilation to be skipped. 8598 final int res = performDexOptInternalWithDependenciesLI(pkg, 8599 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8600 true /* force */); 8601 8602 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8603 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8604 throw new IllegalStateException("Failed to dexopt: " + res); 8605 } 8606 } 8607 } 8608 8609 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8610 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8611 Slog.w(TAG, "Unable to update from " + oldPkg.name 8612 + " to " + newPkg.packageName 8613 + ": old package not in system partition"); 8614 return false; 8615 } else if (mPackages.get(oldPkg.name) != null) { 8616 Slog.w(TAG, "Unable to update from " + oldPkg.name 8617 + " to " + newPkg.packageName 8618 + ": old package still exists"); 8619 return false; 8620 } 8621 return true; 8622 } 8623 8624 void removeCodePathLI(File codePath) { 8625 if (codePath.isDirectory()) { 8626 try { 8627 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8628 } catch (InstallerException e) { 8629 Slog.w(TAG, "Failed to remove code path", e); 8630 } 8631 } else { 8632 codePath.delete(); 8633 } 8634 } 8635 8636 private int[] resolveUserIds(int userId) { 8637 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8638 } 8639 8640 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8641 if (pkg == null) { 8642 Slog.wtf(TAG, "Package was null!", new Throwable()); 8643 return; 8644 } 8645 clearAppDataLeafLIF(pkg, userId, flags); 8646 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8647 for (int i = 0; i < childCount; i++) { 8648 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8649 } 8650 } 8651 8652 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8653 final PackageSetting ps; 8654 synchronized (mPackages) { 8655 ps = mSettings.mPackages.get(pkg.packageName); 8656 } 8657 for (int realUserId : resolveUserIds(userId)) { 8658 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8659 try { 8660 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8661 ceDataInode); 8662 } catch (InstallerException e) { 8663 Slog.w(TAG, String.valueOf(e)); 8664 } 8665 } 8666 } 8667 8668 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8669 if (pkg == null) { 8670 Slog.wtf(TAG, "Package was null!", new Throwable()); 8671 return; 8672 } 8673 destroyAppDataLeafLIF(pkg, userId, flags); 8674 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8675 for (int i = 0; i < childCount; i++) { 8676 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8677 } 8678 } 8679 8680 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8681 final PackageSetting ps; 8682 synchronized (mPackages) { 8683 ps = mSettings.mPackages.get(pkg.packageName); 8684 } 8685 for (int realUserId : resolveUserIds(userId)) { 8686 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8687 try { 8688 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8689 ceDataInode); 8690 } catch (InstallerException e) { 8691 Slog.w(TAG, String.valueOf(e)); 8692 } 8693 } 8694 } 8695 8696 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8697 if (pkg == null) { 8698 Slog.wtf(TAG, "Package was null!", new Throwable()); 8699 return; 8700 } 8701 destroyAppProfilesLeafLIF(pkg); 8702 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8703 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8704 for (int i = 0; i < childCount; i++) { 8705 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8706 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8707 true /* removeBaseMarker */); 8708 } 8709 } 8710 8711 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8712 boolean removeBaseMarker) { 8713 if (pkg.isForwardLocked()) { 8714 return; 8715 } 8716 8717 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8718 try { 8719 path = PackageManagerServiceUtils.realpath(new File(path)); 8720 } catch (IOException e) { 8721 // TODO: Should we return early here ? 8722 Slog.w(TAG, "Failed to get canonical path", e); 8723 continue; 8724 } 8725 8726 final String useMarker = path.replace('/', '@'); 8727 for (int realUserId : resolveUserIds(userId)) { 8728 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8729 if (removeBaseMarker) { 8730 File foreignUseMark = new File(profileDir, useMarker); 8731 if (foreignUseMark.exists()) { 8732 if (!foreignUseMark.delete()) { 8733 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8734 + pkg.packageName); 8735 } 8736 } 8737 } 8738 8739 File[] markers = profileDir.listFiles(); 8740 if (markers != null) { 8741 final String searchString = "@" + pkg.packageName + "@"; 8742 // We also delete all markers that contain the package name we're 8743 // uninstalling. These are associated with secondary dex-files belonging 8744 // to the package. Reconstructing the path of these dex files is messy 8745 // in general. 8746 for (File marker : markers) { 8747 if (marker.getName().indexOf(searchString) > 0) { 8748 if (!marker.delete()) { 8749 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8750 + pkg.packageName); 8751 } 8752 } 8753 } 8754 } 8755 } 8756 } 8757 } 8758 8759 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8760 try { 8761 mInstaller.destroyAppProfiles(pkg.packageName); 8762 } catch (InstallerException e) { 8763 Slog.w(TAG, String.valueOf(e)); 8764 } 8765 } 8766 8767 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8768 if (pkg == null) { 8769 Slog.wtf(TAG, "Package was null!", new Throwable()); 8770 return; 8771 } 8772 clearAppProfilesLeafLIF(pkg); 8773 // We don't remove the base foreign use marker when clearing profiles because 8774 // we will rename it when the app is updated. Unlike the actual profile contents, 8775 // the foreign use marker is good across installs. 8776 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8777 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8778 for (int i = 0; i < childCount; i++) { 8779 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8780 } 8781 } 8782 8783 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8784 try { 8785 mInstaller.clearAppProfiles(pkg.packageName); 8786 } catch (InstallerException e) { 8787 Slog.w(TAG, String.valueOf(e)); 8788 } 8789 } 8790 8791 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8792 long lastUpdateTime) { 8793 // Set parent install/update time 8794 PackageSetting ps = (PackageSetting) pkg.mExtras; 8795 if (ps != null) { 8796 ps.firstInstallTime = firstInstallTime; 8797 ps.lastUpdateTime = lastUpdateTime; 8798 } 8799 // Set children install/update time 8800 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8801 for (int i = 0; i < childCount; i++) { 8802 PackageParser.Package childPkg = pkg.childPackages.get(i); 8803 ps = (PackageSetting) childPkg.mExtras; 8804 if (ps != null) { 8805 ps.firstInstallTime = firstInstallTime; 8806 ps.lastUpdateTime = lastUpdateTime; 8807 } 8808 } 8809 } 8810 8811 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8812 PackageParser.Package changingLib) { 8813 if (file.path != null) { 8814 usesLibraryFiles.add(file.path); 8815 return; 8816 } 8817 PackageParser.Package p = mPackages.get(file.apk); 8818 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8819 // If we are doing this while in the middle of updating a library apk, 8820 // then we need to make sure to use that new apk for determining the 8821 // dependencies here. (We haven't yet finished committing the new apk 8822 // to the package manager state.) 8823 if (p == null || p.packageName.equals(changingLib.packageName)) { 8824 p = changingLib; 8825 } 8826 } 8827 if (p != null) { 8828 usesLibraryFiles.addAll(p.getAllCodePaths()); 8829 } 8830 } 8831 8832 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8833 PackageParser.Package changingLib) throws PackageManagerException { 8834 if (pkg == null) { 8835 return; 8836 } 8837 ArraySet<String> usesLibraryFiles = null; 8838 if (pkg.usesLibraries != null) { 8839 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8840 null, null, pkg.packageName, changingLib, true, null); 8841 } 8842 if (pkg.usesStaticLibraries != null) { 8843 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8844 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8845 pkg.packageName, changingLib, true, usesLibraryFiles); 8846 } 8847 if (pkg.usesOptionalLibraries != null) { 8848 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8849 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8850 } 8851 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8852 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8853 } else { 8854 pkg.usesLibraryFiles = null; 8855 } 8856 } 8857 8858 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8859 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8860 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8861 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8862 throws PackageManagerException { 8863 final int libCount = requestedLibraries.size(); 8864 for (int i = 0; i < libCount; i++) { 8865 final String libName = requestedLibraries.get(i); 8866 final int libVersion = requiredVersions != null ? requiredVersions[i] 8867 : SharedLibraryInfo.VERSION_UNDEFINED; 8868 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8869 if (libEntry == null) { 8870 if (required) { 8871 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8872 "Package " + packageName + " requires unavailable shared library " 8873 + libName + "; failing!"); 8874 } else { 8875 Slog.w(TAG, "Package " + packageName 8876 + " desires unavailable shared library " 8877 + libName + "; ignoring!"); 8878 } 8879 } else { 8880 if (requiredVersions != null && requiredCertDigests != null) { 8881 if (libEntry.info.getVersion() != requiredVersions[i]) { 8882 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8883 "Package " + packageName + " requires unavailable static shared" 8884 + " library " + libName + " version " 8885 + libEntry.info.getVersion() + "; failing!"); 8886 } 8887 8888 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8889 if (libPkg == null) { 8890 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8891 "Package " + packageName + " requires unavailable static shared" 8892 + " library; failing!"); 8893 } 8894 8895 String expectedCertDigest = requiredCertDigests[i]; 8896 String libCertDigest = PackageUtils.computeCertSha256Digest( 8897 libPkg.mSignatures[0]); 8898 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8899 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8900 "Package " + packageName + " requires differently signed" + 8901 " static shared library; failing!"); 8902 } 8903 } 8904 8905 if (outUsedLibraries == null) { 8906 outUsedLibraries = new ArraySet<>(); 8907 } 8908 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8909 } 8910 } 8911 return outUsedLibraries; 8912 } 8913 8914 private static boolean hasString(List<String> list, List<String> which) { 8915 if (list == null) { 8916 return false; 8917 } 8918 for (int i=list.size()-1; i>=0; i--) { 8919 for (int j=which.size()-1; j>=0; j--) { 8920 if (which.get(j).equals(list.get(i))) { 8921 return true; 8922 } 8923 } 8924 } 8925 return false; 8926 } 8927 8928 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8929 PackageParser.Package changingPkg) { 8930 ArrayList<PackageParser.Package> res = null; 8931 for (PackageParser.Package pkg : mPackages.values()) { 8932 if (changingPkg != null 8933 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8934 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8935 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8936 changingPkg.staticSharedLibName)) { 8937 return null; 8938 } 8939 if (res == null) { 8940 res = new ArrayList<>(); 8941 } 8942 res.add(pkg); 8943 try { 8944 updateSharedLibrariesLPr(pkg, changingPkg); 8945 } catch (PackageManagerException e) { 8946 // If a system app update or an app and a required lib missing we 8947 // delete the package and for updated system apps keep the data as 8948 // it is better for the user to reinstall than to be in an limbo 8949 // state. Also libs disappearing under an app should never happen 8950 // - just in case. 8951 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8952 final int flags = pkg.isUpdatedSystemApp() 8953 ? PackageManager.DELETE_KEEP_DATA : 0; 8954 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8955 flags , null, true, null); 8956 } 8957 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8958 } 8959 } 8960 return res; 8961 } 8962 8963 /** 8964 * Derive the value of the {@code cpuAbiOverride} based on the provided 8965 * value and an optional stored value from the package settings. 8966 */ 8967 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8968 String cpuAbiOverride = null; 8969 8970 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8971 cpuAbiOverride = null; 8972 } else if (abiOverride != null) { 8973 cpuAbiOverride = abiOverride; 8974 } else if (settings != null) { 8975 cpuAbiOverride = settings.cpuAbiOverrideString; 8976 } 8977 8978 return cpuAbiOverride; 8979 } 8980 8981 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8982 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8983 throws PackageManagerException { 8984 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8985 // If the package has children and this is the first dive in the function 8986 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8987 // whether all packages (parent and children) would be successfully scanned 8988 // before the actual scan since scanning mutates internal state and we want 8989 // to atomically install the package and its children. 8990 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8991 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8992 scanFlags |= SCAN_CHECK_ONLY; 8993 } 8994 } else { 8995 scanFlags &= ~SCAN_CHECK_ONLY; 8996 } 8997 8998 final PackageParser.Package scannedPkg; 8999 try { 9000 // Scan the parent 9001 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9002 // Scan the children 9003 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9004 for (int i = 0; i < childCount; i++) { 9005 PackageParser.Package childPkg = pkg.childPackages.get(i); 9006 scanPackageLI(childPkg, policyFlags, 9007 scanFlags, currentTime, user); 9008 } 9009 } finally { 9010 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9011 } 9012 9013 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9014 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9015 } 9016 9017 return scannedPkg; 9018 } 9019 9020 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9021 int scanFlags, long currentTime, @Nullable UserHandle user) 9022 throws PackageManagerException { 9023 boolean success = false; 9024 try { 9025 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9026 currentTime, user); 9027 success = true; 9028 return res; 9029 } finally { 9030 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9031 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9032 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9033 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9034 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9035 } 9036 } 9037 } 9038 9039 /** 9040 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9041 */ 9042 private static boolean apkHasCode(String fileName) { 9043 StrictJarFile jarFile = null; 9044 try { 9045 jarFile = new StrictJarFile(fileName, 9046 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9047 return jarFile.findEntry("classes.dex") != null; 9048 } catch (IOException ignore) { 9049 } finally { 9050 try { 9051 if (jarFile != null) { 9052 jarFile.close(); 9053 } 9054 } catch (IOException ignore) {} 9055 } 9056 return false; 9057 } 9058 9059 /** 9060 * Enforces code policy for the package. This ensures that if an APK has 9061 * declared hasCode="true" in its manifest that the APK actually contains 9062 * code. 9063 * 9064 * @throws PackageManagerException If bytecode could not be found when it should exist 9065 */ 9066 private static void assertCodePolicy(PackageParser.Package pkg) 9067 throws PackageManagerException { 9068 final boolean shouldHaveCode = 9069 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9070 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9071 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9072 "Package " + pkg.baseCodePath + " code is missing"); 9073 } 9074 9075 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9076 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9077 final boolean splitShouldHaveCode = 9078 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9079 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9080 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9081 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9082 } 9083 } 9084 } 9085 } 9086 9087 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9088 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9089 throws PackageManagerException { 9090 if (DEBUG_PACKAGE_SCANNING) { 9091 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9092 Log.d(TAG, "Scanning package " + pkg.packageName); 9093 } 9094 9095 applyPolicy(pkg, policyFlags); 9096 9097 assertPackageIsValid(pkg, policyFlags, scanFlags); 9098 9099 // Initialize package source and resource directories 9100 final File scanFile = new File(pkg.codePath); 9101 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9102 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9103 9104 SharedUserSetting suid = null; 9105 PackageSetting pkgSetting = null; 9106 9107 // Getting the package setting may have a side-effect, so if we 9108 // are only checking if scan would succeed, stash a copy of the 9109 // old setting to restore at the end. 9110 PackageSetting nonMutatedPs = null; 9111 9112 // We keep references to the derived CPU Abis from settings in oder to reuse 9113 // them in the case where we're not upgrading or booting for the first time. 9114 String primaryCpuAbiFromSettings = null; 9115 String secondaryCpuAbiFromSettings = null; 9116 9117 // writer 9118 synchronized (mPackages) { 9119 if (pkg.mSharedUserId != null) { 9120 // SIDE EFFECTS; may potentially allocate a new shared user 9121 suid = mSettings.getSharedUserLPw( 9122 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9123 if (DEBUG_PACKAGE_SCANNING) { 9124 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9125 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9126 + "): packages=" + suid.packages); 9127 } 9128 } 9129 9130 // Check if we are renaming from an original package name. 9131 PackageSetting origPackage = null; 9132 String realName = null; 9133 if (pkg.mOriginalPackages != null) { 9134 // This package may need to be renamed to a previously 9135 // installed name. Let's check on that... 9136 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9137 if (pkg.mOriginalPackages.contains(renamed)) { 9138 // This package had originally been installed as the 9139 // original name, and we have already taken care of 9140 // transitioning to the new one. Just update the new 9141 // one to continue using the old name. 9142 realName = pkg.mRealPackage; 9143 if (!pkg.packageName.equals(renamed)) { 9144 // Callers into this function may have already taken 9145 // care of renaming the package; only do it here if 9146 // it is not already done. 9147 pkg.setPackageName(renamed); 9148 } 9149 } else { 9150 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9151 if ((origPackage = mSettings.getPackageLPr( 9152 pkg.mOriginalPackages.get(i))) != null) { 9153 // We do have the package already installed under its 9154 // original name... should we use it? 9155 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9156 // New package is not compatible with original. 9157 origPackage = null; 9158 continue; 9159 } else if (origPackage.sharedUser != null) { 9160 // Make sure uid is compatible between packages. 9161 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9162 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9163 + " to " + pkg.packageName + ": old uid " 9164 + origPackage.sharedUser.name 9165 + " differs from " + pkg.mSharedUserId); 9166 origPackage = null; 9167 continue; 9168 } 9169 // TODO: Add case when shared user id is added [b/28144775] 9170 } else { 9171 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9172 + pkg.packageName + " to old name " + origPackage.name); 9173 } 9174 break; 9175 } 9176 } 9177 } 9178 } 9179 9180 if (mTransferedPackages.contains(pkg.packageName)) { 9181 Slog.w(TAG, "Package " + pkg.packageName 9182 + " was transferred to another, but its .apk remains"); 9183 } 9184 9185 // See comments in nonMutatedPs declaration 9186 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9187 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9188 if (foundPs != null) { 9189 nonMutatedPs = new PackageSetting(foundPs); 9190 } 9191 } 9192 9193 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9194 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9195 if (foundPs != null) { 9196 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9197 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9198 } 9199 } 9200 9201 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9202 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9203 PackageManagerService.reportSettingsProblem(Log.WARN, 9204 "Package " + pkg.packageName + " shared user changed from " 9205 + (pkgSetting.sharedUser != null 9206 ? pkgSetting.sharedUser.name : "<nothing>") 9207 + " to " 9208 + (suid != null ? suid.name : "<nothing>") 9209 + "; replacing with new"); 9210 pkgSetting = null; 9211 } 9212 final PackageSetting oldPkgSetting = 9213 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9214 final PackageSetting disabledPkgSetting = 9215 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9216 9217 String[] usesStaticLibraries = null; 9218 if (pkg.usesStaticLibraries != null) { 9219 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9220 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9221 } 9222 9223 if (pkgSetting == null) { 9224 final String parentPackageName = (pkg.parentPackage != null) 9225 ? pkg.parentPackage.packageName : null; 9226 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9227 // REMOVE SharedUserSetting from method; update in a separate call 9228 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9229 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9230 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9231 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9232 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9233 true /*allowInstall*/, instantApp, parentPackageName, 9234 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9235 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9236 // SIDE EFFECTS; updates system state; move elsewhere 9237 if (origPackage != null) { 9238 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9239 } 9240 mSettings.addUserToSettingLPw(pkgSetting); 9241 } else { 9242 // REMOVE SharedUserSetting from method; update in a separate call. 9243 // 9244 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9245 // secondaryCpuAbi are not known at this point so we always update them 9246 // to null here, only to reset them at a later point. 9247 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9248 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9249 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9250 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9251 UserManagerService.getInstance(), usesStaticLibraries, 9252 pkg.usesStaticLibrariesVersions); 9253 } 9254 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9255 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9256 9257 // SIDE EFFECTS; modifies system state; move elsewhere 9258 if (pkgSetting.origPackage != null) { 9259 // If we are first transitioning from an original package, 9260 // fix up the new package's name now. We need to do this after 9261 // looking up the package under its new name, so getPackageLP 9262 // can take care of fiddling things correctly. 9263 pkg.setPackageName(origPackage.name); 9264 9265 // File a report about this. 9266 String msg = "New package " + pkgSetting.realName 9267 + " renamed to replace old package " + pkgSetting.name; 9268 reportSettingsProblem(Log.WARN, msg); 9269 9270 // Make a note of it. 9271 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9272 mTransferedPackages.add(origPackage.name); 9273 } 9274 9275 // No longer need to retain this. 9276 pkgSetting.origPackage = null; 9277 } 9278 9279 // SIDE EFFECTS; modifies system state; move elsewhere 9280 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9281 // Make a note of it. 9282 mTransferedPackages.add(pkg.packageName); 9283 } 9284 9285 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9286 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9287 } 9288 9289 if ((scanFlags & SCAN_BOOTING) == 0 9290 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9291 // Check all shared libraries and map to their actual file path. 9292 // We only do this here for apps not on a system dir, because those 9293 // are the only ones that can fail an install due to this. We 9294 // will take care of the system apps by updating all of their 9295 // library paths after the scan is done. Also during the initial 9296 // scan don't update any libs as we do this wholesale after all 9297 // apps are scanned to avoid dependency based scanning. 9298 updateSharedLibrariesLPr(pkg, null); 9299 } 9300 9301 if (mFoundPolicyFile) { 9302 SELinuxMMAC.assignSeInfoValue(pkg); 9303 } 9304 pkg.applicationInfo.uid = pkgSetting.appId; 9305 pkg.mExtras = pkgSetting; 9306 9307 9308 // Static shared libs have same package with different versions where 9309 // we internally use a synthetic package name to allow multiple versions 9310 // of the same package, therefore we need to compare signatures against 9311 // the package setting for the latest library version. 9312 PackageSetting signatureCheckPs = pkgSetting; 9313 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9314 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9315 if (libraryEntry != null) { 9316 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9317 } 9318 } 9319 9320 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9321 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9322 // We just determined the app is signed correctly, so bring 9323 // over the latest parsed certs. 9324 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9325 } else { 9326 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9327 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9328 "Package " + pkg.packageName + " upgrade keys do not match the " 9329 + "previously installed version"); 9330 } else { 9331 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9332 String msg = "System package " + pkg.packageName 9333 + " signature changed; retaining data."; 9334 reportSettingsProblem(Log.WARN, msg); 9335 } 9336 } 9337 } else { 9338 try { 9339 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9340 verifySignaturesLP(signatureCheckPs, pkg); 9341 // We just determined the app is signed correctly, so bring 9342 // over the latest parsed certs. 9343 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9344 } catch (PackageManagerException e) { 9345 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9346 throw e; 9347 } 9348 // The signature has changed, but this package is in the system 9349 // image... let's recover! 9350 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9351 // However... if this package is part of a shared user, but it 9352 // doesn't match the signature of the shared user, let's fail. 9353 // What this means is that you can't change the signatures 9354 // associated with an overall shared user, which doesn't seem all 9355 // that unreasonable. 9356 if (signatureCheckPs.sharedUser != null) { 9357 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9358 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9359 throw new PackageManagerException( 9360 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9361 "Signature mismatch for shared user: " 9362 + pkgSetting.sharedUser); 9363 } 9364 } 9365 // File a report about this. 9366 String msg = "System package " + pkg.packageName 9367 + " signature changed; retaining data."; 9368 reportSettingsProblem(Log.WARN, msg); 9369 } 9370 } 9371 9372 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9373 // This package wants to adopt ownership of permissions from 9374 // another package. 9375 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9376 final String origName = pkg.mAdoptPermissions.get(i); 9377 final PackageSetting orig = mSettings.getPackageLPr(origName); 9378 if (orig != null) { 9379 if (verifyPackageUpdateLPr(orig, pkg)) { 9380 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9381 + pkg.packageName); 9382 // SIDE EFFECTS; updates permissions system state; move elsewhere 9383 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9384 } 9385 } 9386 } 9387 } 9388 } 9389 9390 pkg.applicationInfo.processName = fixProcessName( 9391 pkg.applicationInfo.packageName, 9392 pkg.applicationInfo.processName); 9393 9394 if (pkg != mPlatformPackage) { 9395 // Get all of our default paths setup 9396 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9397 } 9398 9399 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9400 9401 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9402 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9403 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9404 derivePackageAbi( 9405 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9406 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9407 9408 // Some system apps still use directory structure for native libraries 9409 // in which case we might end up not detecting abi solely based on apk 9410 // structure. Try to detect abi based on directory structure. 9411 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9412 pkg.applicationInfo.primaryCpuAbi == null) { 9413 setBundledAppAbisAndRoots(pkg, pkgSetting); 9414 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9415 } 9416 } else { 9417 // This is not a first boot or an upgrade, don't bother deriving the 9418 // ABI during the scan. Instead, trust the value that was stored in the 9419 // package setting. 9420 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9421 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9422 9423 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9424 9425 if (DEBUG_ABI_SELECTION) { 9426 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9427 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9428 pkg.applicationInfo.secondaryCpuAbi); 9429 } 9430 } 9431 } else { 9432 if ((scanFlags & SCAN_MOVE) != 0) { 9433 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9434 // but we already have this packages package info in the PackageSetting. We just 9435 // use that and derive the native library path based on the new codepath. 9436 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9437 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9438 } 9439 9440 // Set native library paths again. For moves, the path will be updated based on the 9441 // ABIs we've determined above. For non-moves, the path will be updated based on the 9442 // ABIs we determined during compilation, but the path will depend on the final 9443 // package path (after the rename away from the stage path). 9444 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9445 } 9446 9447 // This is a special case for the "system" package, where the ABI is 9448 // dictated by the zygote configuration (and init.rc). We should keep track 9449 // of this ABI so that we can deal with "normal" applications that run under 9450 // the same UID correctly. 9451 if (mPlatformPackage == pkg) { 9452 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9453 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9454 } 9455 9456 // If there's a mismatch between the abi-override in the package setting 9457 // and the abiOverride specified for the install. Warn about this because we 9458 // would've already compiled the app without taking the package setting into 9459 // account. 9460 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9461 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9462 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9463 " for package " + pkg.packageName); 9464 } 9465 } 9466 9467 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9468 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9469 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9470 9471 // Copy the derived override back to the parsed package, so that we can 9472 // update the package settings accordingly. 9473 pkg.cpuAbiOverride = cpuAbiOverride; 9474 9475 if (DEBUG_ABI_SELECTION) { 9476 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9477 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9478 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9479 } 9480 9481 // Push the derived path down into PackageSettings so we know what to 9482 // clean up at uninstall time. 9483 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9484 9485 if (DEBUG_ABI_SELECTION) { 9486 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9487 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9488 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9489 } 9490 9491 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9492 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9493 // We don't do this here during boot because we can do it all 9494 // at once after scanning all existing packages. 9495 // 9496 // We also do this *before* we perform dexopt on this package, so that 9497 // we can avoid redundant dexopts, and also to make sure we've got the 9498 // code and package path correct. 9499 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9500 } 9501 9502 if (mFactoryTest && pkg.requestedPermissions.contains( 9503 android.Manifest.permission.FACTORY_TEST)) { 9504 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9505 } 9506 9507 if (isSystemApp(pkg)) { 9508 pkgSetting.isOrphaned = true; 9509 } 9510 9511 // Take care of first install / last update times. 9512 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9513 if (currentTime != 0) { 9514 if (pkgSetting.firstInstallTime == 0) { 9515 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9516 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9517 pkgSetting.lastUpdateTime = currentTime; 9518 } 9519 } else if (pkgSetting.firstInstallTime == 0) { 9520 // We need *something*. Take time time stamp of the file. 9521 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9522 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9523 if (scanFileTime != pkgSetting.timeStamp) { 9524 // A package on the system image has changed; consider this 9525 // to be an update. 9526 pkgSetting.lastUpdateTime = scanFileTime; 9527 } 9528 } 9529 pkgSetting.setTimeStamp(scanFileTime); 9530 9531 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9532 if (nonMutatedPs != null) { 9533 synchronized (mPackages) { 9534 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9535 } 9536 } 9537 } else { 9538 final int userId = user == null ? 0 : user.getIdentifier(); 9539 // Modify state for the given package setting 9540 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9541 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9542 if (pkgSetting.getInstantApp(userId)) { 9543 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9544 } 9545 } 9546 return pkg; 9547 } 9548 9549 /** 9550 * Applies policy to the parsed package based upon the given policy flags. 9551 * Ensures the package is in a good state. 9552 * <p> 9553 * Implementation detail: This method must NOT have any side effect. It would 9554 * ideally be static, but, it requires locks to read system state. 9555 */ 9556 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9557 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9558 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9559 if (pkg.applicationInfo.isDirectBootAware()) { 9560 // we're direct boot aware; set for all components 9561 for (PackageParser.Service s : pkg.services) { 9562 s.info.encryptionAware = s.info.directBootAware = true; 9563 } 9564 for (PackageParser.Provider p : pkg.providers) { 9565 p.info.encryptionAware = p.info.directBootAware = true; 9566 } 9567 for (PackageParser.Activity a : pkg.activities) { 9568 a.info.encryptionAware = a.info.directBootAware = true; 9569 } 9570 for (PackageParser.Activity r : pkg.receivers) { 9571 r.info.encryptionAware = r.info.directBootAware = true; 9572 } 9573 } 9574 } else { 9575 // Only allow system apps to be flagged as core apps. 9576 pkg.coreApp = false; 9577 // clear flags not applicable to regular apps 9578 pkg.applicationInfo.privateFlags &= 9579 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9580 pkg.applicationInfo.privateFlags &= 9581 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9582 } 9583 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9584 9585 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9586 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9587 } 9588 9589 if (!isSystemApp(pkg)) { 9590 // Only system apps can use these features. 9591 pkg.mOriginalPackages = null; 9592 pkg.mRealPackage = null; 9593 pkg.mAdoptPermissions = null; 9594 } 9595 } 9596 9597 /** 9598 * Asserts the parsed package is valid according to the given policy. If the 9599 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9600 * <p> 9601 * Implementation detail: This method must NOT have any side effects. It would 9602 * ideally be static, but, it requires locks to read system state. 9603 * 9604 * @throws PackageManagerException If the package fails any of the validation checks 9605 */ 9606 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9607 throws PackageManagerException { 9608 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9609 assertCodePolicy(pkg); 9610 } 9611 9612 if (pkg.applicationInfo.getCodePath() == null || 9613 pkg.applicationInfo.getResourcePath() == null) { 9614 // Bail out. The resource and code paths haven't been set. 9615 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9616 "Code and resource paths haven't been set correctly"); 9617 } 9618 9619 // Make sure we're not adding any bogus keyset info 9620 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9621 ksms.assertScannedPackageValid(pkg); 9622 9623 synchronized (mPackages) { 9624 // The special "android" package can only be defined once 9625 if (pkg.packageName.equals("android")) { 9626 if (mAndroidApplication != null) { 9627 Slog.w(TAG, "*************************************************"); 9628 Slog.w(TAG, "Core android package being redefined. Skipping."); 9629 Slog.w(TAG, " codePath=" + pkg.codePath); 9630 Slog.w(TAG, "*************************************************"); 9631 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9632 "Core android package being redefined. Skipping."); 9633 } 9634 } 9635 9636 // A package name must be unique; don't allow duplicates 9637 if (mPackages.containsKey(pkg.packageName)) { 9638 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9639 "Application package " + pkg.packageName 9640 + " already installed. Skipping duplicate."); 9641 } 9642 9643 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9644 // Static libs have a synthetic package name containing the version 9645 // but we still want the base name to be unique. 9646 if (mPackages.containsKey(pkg.manifestPackageName)) { 9647 throw new PackageManagerException( 9648 "Duplicate static shared lib provider package"); 9649 } 9650 9651 // Static shared libraries should have at least O target SDK 9652 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9653 throw new PackageManagerException( 9654 "Packages declaring static-shared libs must target O SDK or higher"); 9655 } 9656 9657 // Package declaring static a shared lib cannot be instant apps 9658 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9659 throw new PackageManagerException( 9660 "Packages declaring static-shared libs cannot be instant apps"); 9661 } 9662 9663 // Package declaring static a shared lib cannot be renamed since the package 9664 // name is synthetic and apps can't code around package manager internals. 9665 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9666 throw new PackageManagerException( 9667 "Packages declaring static-shared libs cannot be renamed"); 9668 } 9669 9670 // Package declaring static a shared lib cannot declare child packages 9671 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9672 throw new PackageManagerException( 9673 "Packages declaring static-shared libs cannot have child packages"); 9674 } 9675 9676 // Package declaring static a shared lib cannot declare dynamic libs 9677 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9678 throw new PackageManagerException( 9679 "Packages declaring static-shared libs cannot declare dynamic libs"); 9680 } 9681 9682 // Package declaring static a shared lib cannot declare shared users 9683 if (pkg.mSharedUserId != null) { 9684 throw new PackageManagerException( 9685 "Packages declaring static-shared libs cannot declare shared users"); 9686 } 9687 9688 // Static shared libs cannot declare activities 9689 if (!pkg.activities.isEmpty()) { 9690 throw new PackageManagerException( 9691 "Static shared libs cannot declare activities"); 9692 } 9693 9694 // Static shared libs cannot declare services 9695 if (!pkg.services.isEmpty()) { 9696 throw new PackageManagerException( 9697 "Static shared libs cannot declare services"); 9698 } 9699 9700 // Static shared libs cannot declare providers 9701 if (!pkg.providers.isEmpty()) { 9702 throw new PackageManagerException( 9703 "Static shared libs cannot declare content providers"); 9704 } 9705 9706 // Static shared libs cannot declare receivers 9707 if (!pkg.receivers.isEmpty()) { 9708 throw new PackageManagerException( 9709 "Static shared libs cannot declare broadcast receivers"); 9710 } 9711 9712 // Static shared libs cannot declare permission groups 9713 if (!pkg.permissionGroups.isEmpty()) { 9714 throw new PackageManagerException( 9715 "Static shared libs cannot declare permission groups"); 9716 } 9717 9718 // Static shared libs cannot declare permissions 9719 if (!pkg.permissions.isEmpty()) { 9720 throw new PackageManagerException( 9721 "Static shared libs cannot declare permissions"); 9722 } 9723 9724 // Static shared libs cannot declare protected broadcasts 9725 if (pkg.protectedBroadcasts != null) { 9726 throw new PackageManagerException( 9727 "Static shared libs cannot declare protected broadcasts"); 9728 } 9729 9730 // Static shared libs cannot be overlay targets 9731 if (pkg.mOverlayTarget != null) { 9732 throw new PackageManagerException( 9733 "Static shared libs cannot be overlay targets"); 9734 } 9735 9736 // The version codes must be ordered as lib versions 9737 int minVersionCode = Integer.MIN_VALUE; 9738 int maxVersionCode = Integer.MAX_VALUE; 9739 9740 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9741 pkg.staticSharedLibName); 9742 if (versionedLib != null) { 9743 final int versionCount = versionedLib.size(); 9744 for (int i = 0; i < versionCount; i++) { 9745 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9746 // TODO: We will change version code to long, so in the new API it is long 9747 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9748 .getVersionCode(); 9749 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9750 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9751 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9752 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9753 } else { 9754 minVersionCode = maxVersionCode = libVersionCode; 9755 break; 9756 } 9757 } 9758 } 9759 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9760 throw new PackageManagerException("Static shared" 9761 + " lib version codes must be ordered as lib versions"); 9762 } 9763 } 9764 9765 // Only privileged apps and updated privileged apps can add child packages. 9766 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9767 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9768 throw new PackageManagerException("Only privileged apps can add child " 9769 + "packages. Ignoring package " + pkg.packageName); 9770 } 9771 final int childCount = pkg.childPackages.size(); 9772 for (int i = 0; i < childCount; i++) { 9773 PackageParser.Package childPkg = pkg.childPackages.get(i); 9774 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9775 childPkg.packageName)) { 9776 throw new PackageManagerException("Can't override child of " 9777 + "another disabled app. Ignoring package " + pkg.packageName); 9778 } 9779 } 9780 } 9781 9782 // If we're only installing presumed-existing packages, require that the 9783 // scanned APK is both already known and at the path previously established 9784 // for it. Previously unknown packages we pick up normally, but if we have an 9785 // a priori expectation about this package's install presence, enforce it. 9786 // With a singular exception for new system packages. When an OTA contains 9787 // a new system package, we allow the codepath to change from a system location 9788 // to the user-installed location. If we don't allow this change, any newer, 9789 // user-installed version of the application will be ignored. 9790 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9791 if (mExpectingBetter.containsKey(pkg.packageName)) { 9792 logCriticalInfo(Log.WARN, 9793 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9794 } else { 9795 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9796 if (known != null) { 9797 if (DEBUG_PACKAGE_SCANNING) { 9798 Log.d(TAG, "Examining " + pkg.codePath 9799 + " and requiring known paths " + known.codePathString 9800 + " & " + known.resourcePathString); 9801 } 9802 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9803 || !pkg.applicationInfo.getResourcePath().equals( 9804 known.resourcePathString)) { 9805 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9806 "Application package " + pkg.packageName 9807 + " found at " + pkg.applicationInfo.getCodePath() 9808 + " but expected at " + known.codePathString 9809 + "; ignoring."); 9810 } 9811 } 9812 } 9813 } 9814 9815 // Verify that this new package doesn't have any content providers 9816 // that conflict with existing packages. Only do this if the 9817 // package isn't already installed, since we don't want to break 9818 // things that are installed. 9819 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9820 final int N = pkg.providers.size(); 9821 int i; 9822 for (i=0; i<N; i++) { 9823 PackageParser.Provider p = pkg.providers.get(i); 9824 if (p.info.authority != null) { 9825 String names[] = p.info.authority.split(";"); 9826 for (int j = 0; j < names.length; j++) { 9827 if (mProvidersByAuthority.containsKey(names[j])) { 9828 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9829 final String otherPackageName = 9830 ((other != null && other.getComponentName() != null) ? 9831 other.getComponentName().getPackageName() : "?"); 9832 throw new PackageManagerException( 9833 INSTALL_FAILED_CONFLICTING_PROVIDER, 9834 "Can't install because provider name " + names[j] 9835 + " (in package " + pkg.applicationInfo.packageName 9836 + ") is already used by " + otherPackageName); 9837 } 9838 } 9839 } 9840 } 9841 } 9842 } 9843 } 9844 9845 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9846 int type, String declaringPackageName, int declaringVersionCode) { 9847 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9848 if (versionedLib == null) { 9849 versionedLib = new SparseArray<>(); 9850 mSharedLibraries.put(name, versionedLib); 9851 if (type == SharedLibraryInfo.TYPE_STATIC) { 9852 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9853 } 9854 } else if (versionedLib.indexOfKey(version) >= 0) { 9855 return false; 9856 } 9857 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9858 version, type, declaringPackageName, declaringVersionCode); 9859 versionedLib.put(version, libEntry); 9860 return true; 9861 } 9862 9863 private boolean removeSharedLibraryLPw(String name, int version) { 9864 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9865 if (versionedLib == null) { 9866 return false; 9867 } 9868 final int libIdx = versionedLib.indexOfKey(version); 9869 if (libIdx < 0) { 9870 return false; 9871 } 9872 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9873 versionedLib.remove(version); 9874 if (versionedLib.size() <= 0) { 9875 mSharedLibraries.remove(name); 9876 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9877 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9878 .getPackageName()); 9879 } 9880 } 9881 return true; 9882 } 9883 9884 /** 9885 * Adds a scanned package to the system. When this method is finished, the package will 9886 * be available for query, resolution, etc... 9887 */ 9888 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9889 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9890 final String pkgName = pkg.packageName; 9891 if (mCustomResolverComponentName != null && 9892 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9893 setUpCustomResolverActivity(pkg); 9894 } 9895 9896 if (pkg.packageName.equals("android")) { 9897 synchronized (mPackages) { 9898 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9899 // Set up information for our fall-back user intent resolution activity. 9900 mPlatformPackage = pkg; 9901 pkg.mVersionCode = mSdkVersion; 9902 mAndroidApplication = pkg.applicationInfo; 9903 if (!mResolverReplaced) { 9904 mResolveActivity.applicationInfo = mAndroidApplication; 9905 mResolveActivity.name = ResolverActivity.class.getName(); 9906 mResolveActivity.packageName = mAndroidApplication.packageName; 9907 mResolveActivity.processName = "system:ui"; 9908 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9909 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9910 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9911 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9912 mResolveActivity.exported = true; 9913 mResolveActivity.enabled = true; 9914 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9915 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9916 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9917 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9918 | ActivityInfo.CONFIG_ORIENTATION 9919 | ActivityInfo.CONFIG_KEYBOARD 9920 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9921 mResolveInfo.activityInfo = mResolveActivity; 9922 mResolveInfo.priority = 0; 9923 mResolveInfo.preferredOrder = 0; 9924 mResolveInfo.match = 0; 9925 mResolveComponentName = new ComponentName( 9926 mAndroidApplication.packageName, mResolveActivity.name); 9927 } 9928 } 9929 } 9930 } 9931 9932 ArrayList<PackageParser.Package> clientLibPkgs = null; 9933 // writer 9934 synchronized (mPackages) { 9935 boolean hasStaticSharedLibs = false; 9936 9937 // Any app can add new static shared libraries 9938 if (pkg.staticSharedLibName != null) { 9939 // Static shared libs don't allow renaming as they have synthetic package 9940 // names to allow install of multiple versions, so use name from manifest. 9941 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9942 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9943 pkg.manifestPackageName, pkg.mVersionCode)) { 9944 hasStaticSharedLibs = true; 9945 } else { 9946 Slog.w(TAG, "Package " + pkg.packageName + " library " 9947 + pkg.staticSharedLibName + " already exists; skipping"); 9948 } 9949 // Static shared libs cannot be updated once installed since they 9950 // use synthetic package name which includes the version code, so 9951 // not need to update other packages's shared lib dependencies. 9952 } 9953 9954 if (!hasStaticSharedLibs 9955 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9956 // Only system apps can add new dynamic shared libraries. 9957 if (pkg.libraryNames != null) { 9958 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9959 String name = pkg.libraryNames.get(i); 9960 boolean allowed = false; 9961 if (pkg.isUpdatedSystemApp()) { 9962 // New library entries can only be added through the 9963 // system image. This is important to get rid of a lot 9964 // of nasty edge cases: for example if we allowed a non- 9965 // system update of the app to add a library, then uninstalling 9966 // the update would make the library go away, and assumptions 9967 // we made such as through app install filtering would now 9968 // have allowed apps on the device which aren't compatible 9969 // with it. Better to just have the restriction here, be 9970 // conservative, and create many fewer cases that can negatively 9971 // impact the user experience. 9972 final PackageSetting sysPs = mSettings 9973 .getDisabledSystemPkgLPr(pkg.packageName); 9974 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9975 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9976 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9977 allowed = true; 9978 break; 9979 } 9980 } 9981 } 9982 } else { 9983 allowed = true; 9984 } 9985 if (allowed) { 9986 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9987 SharedLibraryInfo.VERSION_UNDEFINED, 9988 SharedLibraryInfo.TYPE_DYNAMIC, 9989 pkg.packageName, pkg.mVersionCode)) { 9990 Slog.w(TAG, "Package " + pkg.packageName + " library " 9991 + name + " already exists; skipping"); 9992 } 9993 } else { 9994 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9995 + name + " that is not declared on system image; skipping"); 9996 } 9997 } 9998 9999 if ((scanFlags & SCAN_BOOTING) == 0) { 10000 // If we are not booting, we need to update any applications 10001 // that are clients of our shared library. If we are booting, 10002 // this will all be done once the scan is complete. 10003 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10004 } 10005 } 10006 } 10007 } 10008 10009 if ((scanFlags & SCAN_BOOTING) != 0) { 10010 // No apps can run during boot scan, so they don't need to be frozen 10011 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10012 // Caller asked to not kill app, so it's probably not frozen 10013 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10014 // Caller asked us to ignore frozen check for some reason; they 10015 // probably didn't know the package name 10016 } else { 10017 // We're doing major surgery on this package, so it better be frozen 10018 // right now to keep it from launching 10019 checkPackageFrozen(pkgName); 10020 } 10021 10022 // Also need to kill any apps that are dependent on the library. 10023 if (clientLibPkgs != null) { 10024 for (int i=0; i<clientLibPkgs.size(); i++) { 10025 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10026 killApplication(clientPkg.applicationInfo.packageName, 10027 clientPkg.applicationInfo.uid, "update lib"); 10028 } 10029 } 10030 10031 // writer 10032 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10033 10034 synchronized (mPackages) { 10035 // We don't expect installation to fail beyond this point 10036 10037 if (pkgSetting.pkg != null) { 10038 // Note that |user| might be null during the initial boot scan. If a codePath 10039 // for an app has changed during a boot scan, it's due to an app update that's 10040 // part of the system partition and marker changes must be applied to all users. 10041 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 10042 final int[] userIds = resolveUserIds(userId); 10043 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 10044 } 10045 10046 // Add the new setting to mSettings 10047 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10048 // Add the new setting to mPackages 10049 mPackages.put(pkg.applicationInfo.packageName, pkg); 10050 // Make sure we don't accidentally delete its data. 10051 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10052 while (iter.hasNext()) { 10053 PackageCleanItem item = iter.next(); 10054 if (pkgName.equals(item.packageName)) { 10055 iter.remove(); 10056 } 10057 } 10058 10059 // Add the package's KeySets to the global KeySetManagerService 10060 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10061 ksms.addScannedPackageLPw(pkg); 10062 10063 int N = pkg.providers.size(); 10064 StringBuilder r = null; 10065 int i; 10066 for (i=0; i<N; i++) { 10067 PackageParser.Provider p = pkg.providers.get(i); 10068 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10069 p.info.processName); 10070 mProviders.addProvider(p); 10071 p.syncable = p.info.isSyncable; 10072 if (p.info.authority != null) { 10073 String names[] = p.info.authority.split(";"); 10074 p.info.authority = null; 10075 for (int j = 0; j < names.length; j++) { 10076 if (j == 1 && p.syncable) { 10077 // We only want the first authority for a provider to possibly be 10078 // syncable, so if we already added this provider using a different 10079 // authority clear the syncable flag. We copy the provider before 10080 // changing it because the mProviders object contains a reference 10081 // to a provider that we don't want to change. 10082 // Only do this for the second authority since the resulting provider 10083 // object can be the same for all future authorities for this provider. 10084 p = new PackageParser.Provider(p); 10085 p.syncable = false; 10086 } 10087 if (!mProvidersByAuthority.containsKey(names[j])) { 10088 mProvidersByAuthority.put(names[j], p); 10089 if (p.info.authority == null) { 10090 p.info.authority = names[j]; 10091 } else { 10092 p.info.authority = p.info.authority + ";" + names[j]; 10093 } 10094 if (DEBUG_PACKAGE_SCANNING) { 10095 if (chatty) 10096 Log.d(TAG, "Registered content provider: " + names[j] 10097 + ", className = " + p.info.name + ", isSyncable = " 10098 + p.info.isSyncable); 10099 } 10100 } else { 10101 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10102 Slog.w(TAG, "Skipping provider name " + names[j] + 10103 " (in package " + pkg.applicationInfo.packageName + 10104 "): name already used by " 10105 + ((other != null && other.getComponentName() != null) 10106 ? other.getComponentName().getPackageName() : "?")); 10107 } 10108 } 10109 } 10110 if (chatty) { 10111 if (r == null) { 10112 r = new StringBuilder(256); 10113 } else { 10114 r.append(' '); 10115 } 10116 r.append(p.info.name); 10117 } 10118 } 10119 if (r != null) { 10120 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10121 } 10122 10123 N = pkg.services.size(); 10124 r = null; 10125 for (i=0; i<N; i++) { 10126 PackageParser.Service s = pkg.services.get(i); 10127 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10128 s.info.processName); 10129 mServices.addService(s); 10130 if (chatty) { 10131 if (r == null) { 10132 r = new StringBuilder(256); 10133 } else { 10134 r.append(' '); 10135 } 10136 r.append(s.info.name); 10137 } 10138 } 10139 if (r != null) { 10140 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10141 } 10142 10143 N = pkg.receivers.size(); 10144 r = null; 10145 for (i=0; i<N; i++) { 10146 PackageParser.Activity a = pkg.receivers.get(i); 10147 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10148 a.info.processName); 10149 mReceivers.addActivity(a, "receiver"); 10150 if (chatty) { 10151 if (r == null) { 10152 r = new StringBuilder(256); 10153 } else { 10154 r.append(' '); 10155 } 10156 r.append(a.info.name); 10157 } 10158 } 10159 if (r != null) { 10160 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10161 } 10162 10163 N = pkg.activities.size(); 10164 r = null; 10165 for (i=0; i<N; i++) { 10166 PackageParser.Activity a = pkg.activities.get(i); 10167 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10168 a.info.processName); 10169 mActivities.addActivity(a, "activity"); 10170 if (chatty) { 10171 if (r == null) { 10172 r = new StringBuilder(256); 10173 } else { 10174 r.append(' '); 10175 } 10176 r.append(a.info.name); 10177 } 10178 } 10179 if (r != null) { 10180 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10181 } 10182 10183 N = pkg.permissionGroups.size(); 10184 r = null; 10185 for (i=0; i<N; i++) { 10186 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10187 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10188 final String curPackageName = cur == null ? null : cur.info.packageName; 10189 // Dont allow ephemeral apps to define new permission groups. 10190 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10191 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10192 + pg.info.packageName 10193 + " ignored: instant apps cannot define new permission groups."); 10194 continue; 10195 } 10196 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10197 if (cur == null || isPackageUpdate) { 10198 mPermissionGroups.put(pg.info.name, pg); 10199 if (chatty) { 10200 if (r == null) { 10201 r = new StringBuilder(256); 10202 } else { 10203 r.append(' '); 10204 } 10205 if (isPackageUpdate) { 10206 r.append("UPD:"); 10207 } 10208 r.append(pg.info.name); 10209 } 10210 } else { 10211 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10212 + pg.info.packageName + " ignored: original from " 10213 + cur.info.packageName); 10214 if (chatty) { 10215 if (r == null) { 10216 r = new StringBuilder(256); 10217 } else { 10218 r.append(' '); 10219 } 10220 r.append("DUP:"); 10221 r.append(pg.info.name); 10222 } 10223 } 10224 } 10225 if (r != null) { 10226 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10227 } 10228 10229 N = pkg.permissions.size(); 10230 r = null; 10231 for (i=0; i<N; i++) { 10232 PackageParser.Permission p = pkg.permissions.get(i); 10233 10234 // Dont allow ephemeral apps to define new permissions. 10235 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10236 Slog.w(TAG, "Permission " + p.info.name + " from package " 10237 + p.info.packageName 10238 + " ignored: instant apps cannot define new permissions."); 10239 continue; 10240 } 10241 10242 // Assume by default that we did not install this permission into the system. 10243 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10244 10245 // Now that permission groups have a special meaning, we ignore permission 10246 // groups for legacy apps to prevent unexpected behavior. In particular, 10247 // permissions for one app being granted to someone just becase they happen 10248 // to be in a group defined by another app (before this had no implications). 10249 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10250 p.group = mPermissionGroups.get(p.info.group); 10251 // Warn for a permission in an unknown group. 10252 if (p.info.group != null && p.group == null) { 10253 Slog.w(TAG, "Permission " + p.info.name + " from package " 10254 + p.info.packageName + " in an unknown group " + p.info.group); 10255 } 10256 } 10257 10258 ArrayMap<String, BasePermission> permissionMap = 10259 p.tree ? mSettings.mPermissionTrees 10260 : mSettings.mPermissions; 10261 BasePermission bp = permissionMap.get(p.info.name); 10262 10263 // Allow system apps to redefine non-system permissions 10264 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10265 final boolean currentOwnerIsSystem = (bp.perm != null 10266 && isSystemApp(bp.perm.owner)); 10267 if (isSystemApp(p.owner)) { 10268 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10269 // It's a built-in permission and no owner, take ownership now 10270 bp.packageSetting = pkgSetting; 10271 bp.perm = p; 10272 bp.uid = pkg.applicationInfo.uid; 10273 bp.sourcePackage = p.info.packageName; 10274 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10275 } else if (!currentOwnerIsSystem) { 10276 String msg = "New decl " + p.owner + " of permission " 10277 + p.info.name + " is system; overriding " + bp.sourcePackage; 10278 reportSettingsProblem(Log.WARN, msg); 10279 bp = null; 10280 } 10281 } 10282 } 10283 10284 if (bp == null) { 10285 bp = new BasePermission(p.info.name, p.info.packageName, 10286 BasePermission.TYPE_NORMAL); 10287 permissionMap.put(p.info.name, bp); 10288 } 10289 10290 if (bp.perm == null) { 10291 if (bp.sourcePackage == null 10292 || bp.sourcePackage.equals(p.info.packageName)) { 10293 BasePermission tree = findPermissionTreeLP(p.info.name); 10294 if (tree == null 10295 || tree.sourcePackage.equals(p.info.packageName)) { 10296 bp.packageSetting = pkgSetting; 10297 bp.perm = p; 10298 bp.uid = pkg.applicationInfo.uid; 10299 bp.sourcePackage = p.info.packageName; 10300 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10301 if (chatty) { 10302 if (r == null) { 10303 r = new StringBuilder(256); 10304 } else { 10305 r.append(' '); 10306 } 10307 r.append(p.info.name); 10308 } 10309 } else { 10310 Slog.w(TAG, "Permission " + p.info.name + " from package " 10311 + p.info.packageName + " ignored: base tree " 10312 + tree.name + " is from package " 10313 + tree.sourcePackage); 10314 } 10315 } else { 10316 Slog.w(TAG, "Permission " + p.info.name + " from package " 10317 + p.info.packageName + " ignored: original from " 10318 + bp.sourcePackage); 10319 } 10320 } else if (chatty) { 10321 if (r == null) { 10322 r = new StringBuilder(256); 10323 } else { 10324 r.append(' '); 10325 } 10326 r.append("DUP:"); 10327 r.append(p.info.name); 10328 } 10329 if (bp.perm == p) { 10330 bp.protectionLevel = p.info.protectionLevel; 10331 } 10332 } 10333 10334 if (r != null) { 10335 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10336 } 10337 10338 N = pkg.instrumentation.size(); 10339 r = null; 10340 for (i=0; i<N; i++) { 10341 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10342 a.info.packageName = pkg.applicationInfo.packageName; 10343 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10344 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10345 a.info.splitNames = pkg.splitNames; 10346 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10347 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10348 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10349 a.info.dataDir = pkg.applicationInfo.dataDir; 10350 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10351 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10352 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10353 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10354 mInstrumentation.put(a.getComponentName(), a); 10355 if (chatty) { 10356 if (r == null) { 10357 r = new StringBuilder(256); 10358 } else { 10359 r.append(' '); 10360 } 10361 r.append(a.info.name); 10362 } 10363 } 10364 if (r != null) { 10365 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10366 } 10367 10368 if (pkg.protectedBroadcasts != null) { 10369 N = pkg.protectedBroadcasts.size(); 10370 for (i=0; i<N; i++) { 10371 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10372 } 10373 } 10374 } 10375 10376 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10377 } 10378 10379 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10380 PackageParser.Package update, int[] userIds) { 10381 if (existing.applicationInfo == null || update.applicationInfo == null) { 10382 // This isn't due to an app installation. 10383 return; 10384 } 10385 10386 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10387 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10388 10389 // The codePath hasn't changed, so there's nothing for us to do. 10390 if (Objects.equals(oldCodePath, newCodePath)) { 10391 return; 10392 } 10393 10394 File canonicalNewCodePath; 10395 try { 10396 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10397 } catch (IOException e) { 10398 Slog.w(TAG, "Failed to get canonical path.", e); 10399 return; 10400 } 10401 10402 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10403 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10404 // that the last component of the path (i.e, the name) doesn't need canonicalization 10405 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10406 // but may change in the future. Hopefully this function won't exist at that point. 10407 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10408 oldCodePath.getName()); 10409 10410 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10411 // with "@". 10412 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10413 if (!oldMarkerPrefix.endsWith("@")) { 10414 oldMarkerPrefix += "@"; 10415 } 10416 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10417 if (!newMarkerPrefix.endsWith("@")) { 10418 newMarkerPrefix += "@"; 10419 } 10420 10421 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10422 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10423 for (String updatedPath : updatedPaths) { 10424 String updatedPathName = new File(updatedPath).getName(); 10425 markerSuffixes.add(updatedPathName.replace('/', '@')); 10426 } 10427 10428 for (int userId : userIds) { 10429 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10430 10431 for (String markerSuffix : markerSuffixes) { 10432 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10433 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10434 if (oldForeignUseMark.exists()) { 10435 try { 10436 Os.rename(oldForeignUseMark.getAbsolutePath(), 10437 newForeignUseMark.getAbsolutePath()); 10438 } catch (ErrnoException e) { 10439 Slog.w(TAG, "Failed to rename foreign use marker", e); 10440 oldForeignUseMark.delete(); 10441 } 10442 } 10443 } 10444 } 10445 } 10446 10447 /** 10448 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10449 * is derived purely on the basis of the contents of {@code scanFile} and 10450 * {@code cpuAbiOverride}. 10451 * 10452 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10453 */ 10454 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10455 String cpuAbiOverride, boolean extractLibs, 10456 File appLib32InstallDir) 10457 throws PackageManagerException { 10458 // Give ourselves some initial paths; we'll come back for another 10459 // pass once we've determined ABI below. 10460 setNativeLibraryPaths(pkg, appLib32InstallDir); 10461 10462 // We would never need to extract libs for forward-locked and external packages, 10463 // since the container service will do it for us. We shouldn't attempt to 10464 // extract libs from system app when it was not updated. 10465 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10466 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10467 extractLibs = false; 10468 } 10469 10470 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10471 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10472 10473 NativeLibraryHelper.Handle handle = null; 10474 try { 10475 handle = NativeLibraryHelper.Handle.create(pkg); 10476 // TODO(multiArch): This can be null for apps that didn't go through the 10477 // usual installation process. We can calculate it again, like we 10478 // do during install time. 10479 // 10480 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10481 // unnecessary. 10482 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10483 10484 // Null out the abis so that they can be recalculated. 10485 pkg.applicationInfo.primaryCpuAbi = null; 10486 pkg.applicationInfo.secondaryCpuAbi = null; 10487 if (isMultiArch(pkg.applicationInfo)) { 10488 // Warn if we've set an abiOverride for multi-lib packages.. 10489 // By definition, we need to copy both 32 and 64 bit libraries for 10490 // such packages. 10491 if (pkg.cpuAbiOverride != null 10492 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10493 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10494 } 10495 10496 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10497 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10498 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10499 if (extractLibs) { 10500 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10501 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10502 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10503 useIsaSpecificSubdirs); 10504 } else { 10505 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10506 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10507 } 10508 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10509 } 10510 10511 maybeThrowExceptionForMultiArchCopy( 10512 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10513 10514 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10515 if (extractLibs) { 10516 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10517 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10518 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10519 useIsaSpecificSubdirs); 10520 } else { 10521 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10522 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10523 } 10524 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10525 } 10526 10527 maybeThrowExceptionForMultiArchCopy( 10528 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10529 10530 if (abi64 >= 0) { 10531 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10532 } 10533 10534 if (abi32 >= 0) { 10535 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10536 if (abi64 >= 0) { 10537 if (pkg.use32bitAbi) { 10538 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10539 pkg.applicationInfo.primaryCpuAbi = abi; 10540 } else { 10541 pkg.applicationInfo.secondaryCpuAbi = abi; 10542 } 10543 } else { 10544 pkg.applicationInfo.primaryCpuAbi = abi; 10545 } 10546 } 10547 10548 } else { 10549 String[] abiList = (cpuAbiOverride != null) ? 10550 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10551 10552 // Enable gross and lame hacks for apps that are built with old 10553 // SDK tools. We must scan their APKs for renderscript bitcode and 10554 // not launch them if it's present. Don't bother checking on devices 10555 // that don't have 64 bit support. 10556 boolean needsRenderScriptOverride = false; 10557 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10558 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10559 abiList = Build.SUPPORTED_32_BIT_ABIS; 10560 needsRenderScriptOverride = true; 10561 } 10562 10563 final int copyRet; 10564 if (extractLibs) { 10565 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10566 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10567 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10568 } else { 10569 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10570 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10571 } 10572 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10573 10574 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10575 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10576 "Error unpackaging native libs for app, errorCode=" + copyRet); 10577 } 10578 10579 if (copyRet >= 0) { 10580 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10581 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10582 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10583 } else if (needsRenderScriptOverride) { 10584 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10585 } 10586 } 10587 } catch (IOException ioe) { 10588 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10589 } finally { 10590 IoUtils.closeQuietly(handle); 10591 } 10592 10593 // Now that we've calculated the ABIs and determined if it's an internal app, 10594 // we will go ahead and populate the nativeLibraryPath. 10595 setNativeLibraryPaths(pkg, appLib32InstallDir); 10596 } 10597 10598 /** 10599 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10600 * i.e, so that all packages can be run inside a single process if required. 10601 * 10602 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10603 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10604 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10605 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10606 * updating a package that belongs to a shared user. 10607 * 10608 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10609 * adds unnecessary complexity. 10610 */ 10611 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10612 PackageParser.Package scannedPackage) { 10613 String requiredInstructionSet = null; 10614 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10615 requiredInstructionSet = VMRuntime.getInstructionSet( 10616 scannedPackage.applicationInfo.primaryCpuAbi); 10617 } 10618 10619 PackageSetting requirer = null; 10620 for (PackageSetting ps : packagesForUser) { 10621 // If packagesForUser contains scannedPackage, we skip it. This will happen 10622 // when scannedPackage is an update of an existing package. Without this check, 10623 // we will never be able to change the ABI of any package belonging to a shared 10624 // user, even if it's compatible with other packages. 10625 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10626 if (ps.primaryCpuAbiString == null) { 10627 continue; 10628 } 10629 10630 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10631 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10632 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10633 // this but there's not much we can do. 10634 String errorMessage = "Instruction set mismatch, " 10635 + ((requirer == null) ? "[caller]" : requirer) 10636 + " requires " + requiredInstructionSet + " whereas " + ps 10637 + " requires " + instructionSet; 10638 Slog.w(TAG, errorMessage); 10639 } 10640 10641 if (requiredInstructionSet == null) { 10642 requiredInstructionSet = instructionSet; 10643 requirer = ps; 10644 } 10645 } 10646 } 10647 10648 if (requiredInstructionSet != null) { 10649 String adjustedAbi; 10650 if (requirer != null) { 10651 // requirer != null implies that either scannedPackage was null or that scannedPackage 10652 // did not require an ABI, in which case we have to adjust scannedPackage to match 10653 // the ABI of the set (which is the same as requirer's ABI) 10654 adjustedAbi = requirer.primaryCpuAbiString; 10655 if (scannedPackage != null) { 10656 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10657 } 10658 } else { 10659 // requirer == null implies that we're updating all ABIs in the set to 10660 // match scannedPackage. 10661 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10662 } 10663 10664 for (PackageSetting ps : packagesForUser) { 10665 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10666 if (ps.primaryCpuAbiString != null) { 10667 continue; 10668 } 10669 10670 ps.primaryCpuAbiString = adjustedAbi; 10671 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10672 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10673 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10674 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10675 + " (requirer=" 10676 + (requirer == null ? "null" : requirer.pkg.packageName) 10677 + ", scannedPackage=" 10678 + (scannedPackage != null ? scannedPackage.packageName : "null") 10679 + ")"); 10680 try { 10681 mInstaller.rmdex(ps.codePathString, 10682 getDexCodeInstructionSet(getPreferredInstructionSet())); 10683 } catch (InstallerException ignored) { 10684 } 10685 } 10686 } 10687 } 10688 } 10689 } 10690 10691 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10692 synchronized (mPackages) { 10693 mResolverReplaced = true; 10694 // Set up information for custom user intent resolution activity. 10695 mResolveActivity.applicationInfo = pkg.applicationInfo; 10696 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10697 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10698 mResolveActivity.processName = pkg.applicationInfo.packageName; 10699 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10700 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10701 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10702 mResolveActivity.theme = 0; 10703 mResolveActivity.exported = true; 10704 mResolveActivity.enabled = true; 10705 mResolveInfo.activityInfo = mResolveActivity; 10706 mResolveInfo.priority = 0; 10707 mResolveInfo.preferredOrder = 0; 10708 mResolveInfo.match = 0; 10709 mResolveComponentName = mCustomResolverComponentName; 10710 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10711 mResolveComponentName); 10712 } 10713 } 10714 10715 private void setUpInstantAppInstallerActivityLP(ComponentName installerComponent) { 10716 if (installerComponent == null) { 10717 if (DEBUG_EPHEMERAL) { 10718 Slog.d(TAG, "Clear ephemeral installer activity"); 10719 } 10720 mInstantAppInstallerActivity.applicationInfo = null; 10721 return; 10722 } 10723 10724 if (DEBUG_EPHEMERAL) { 10725 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10726 } 10727 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10728 // Set up information for ephemeral installer activity 10729 mInstantAppInstallerActivity.applicationInfo = pkg.applicationInfo; 10730 mInstantAppInstallerActivity.name = installerComponent.getClassName(); 10731 mInstantAppInstallerActivity.packageName = pkg.applicationInfo.packageName; 10732 mInstantAppInstallerActivity.processName = pkg.applicationInfo.packageName; 10733 mInstantAppInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10734 mInstantAppInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10735 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10736 mInstantAppInstallerActivity.theme = 0; 10737 mInstantAppInstallerActivity.exported = true; 10738 mInstantAppInstallerActivity.enabled = true; 10739 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10740 mInstantAppInstallerInfo.priority = 0; 10741 mInstantAppInstallerInfo.preferredOrder = 1; 10742 mInstantAppInstallerInfo.isDefault = true; 10743 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10744 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10745 } 10746 10747 private static String calculateBundledApkRoot(final String codePathString) { 10748 final File codePath = new File(codePathString); 10749 final File codeRoot; 10750 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10751 codeRoot = Environment.getRootDirectory(); 10752 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10753 codeRoot = Environment.getOemDirectory(); 10754 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10755 codeRoot = Environment.getVendorDirectory(); 10756 } else { 10757 // Unrecognized code path; take its top real segment as the apk root: 10758 // e.g. /something/app/blah.apk => /something 10759 try { 10760 File f = codePath.getCanonicalFile(); 10761 File parent = f.getParentFile(); // non-null because codePath is a file 10762 File tmp; 10763 while ((tmp = parent.getParentFile()) != null) { 10764 f = parent; 10765 parent = tmp; 10766 } 10767 codeRoot = f; 10768 Slog.w(TAG, "Unrecognized code path " 10769 + codePath + " - using " + codeRoot); 10770 } catch (IOException e) { 10771 // Can't canonicalize the code path -- shenanigans? 10772 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10773 return Environment.getRootDirectory().getPath(); 10774 } 10775 } 10776 return codeRoot.getPath(); 10777 } 10778 10779 /** 10780 * Derive and set the location of native libraries for the given package, 10781 * which varies depending on where and how the package was installed. 10782 */ 10783 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10784 final ApplicationInfo info = pkg.applicationInfo; 10785 final String codePath = pkg.codePath; 10786 final File codeFile = new File(codePath); 10787 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10788 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10789 10790 info.nativeLibraryRootDir = null; 10791 info.nativeLibraryRootRequiresIsa = false; 10792 info.nativeLibraryDir = null; 10793 info.secondaryNativeLibraryDir = null; 10794 10795 if (isApkFile(codeFile)) { 10796 // Monolithic install 10797 if (bundledApp) { 10798 // If "/system/lib64/apkname" exists, assume that is the per-package 10799 // native library directory to use; otherwise use "/system/lib/apkname". 10800 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10801 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10802 getPrimaryInstructionSet(info)); 10803 10804 // This is a bundled system app so choose the path based on the ABI. 10805 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10806 // is just the default path. 10807 final String apkName = deriveCodePathName(codePath); 10808 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10809 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10810 apkName).getAbsolutePath(); 10811 10812 if (info.secondaryCpuAbi != null) { 10813 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10814 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10815 secondaryLibDir, apkName).getAbsolutePath(); 10816 } 10817 } else if (asecApp) { 10818 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10819 .getAbsolutePath(); 10820 } else { 10821 final String apkName = deriveCodePathName(codePath); 10822 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10823 .getAbsolutePath(); 10824 } 10825 10826 info.nativeLibraryRootRequiresIsa = false; 10827 info.nativeLibraryDir = info.nativeLibraryRootDir; 10828 } else { 10829 // Cluster install 10830 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10831 info.nativeLibraryRootRequiresIsa = true; 10832 10833 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10834 getPrimaryInstructionSet(info)).getAbsolutePath(); 10835 10836 if (info.secondaryCpuAbi != null) { 10837 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10838 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10839 } 10840 } 10841 } 10842 10843 /** 10844 * Calculate the abis and roots for a bundled app. These can uniquely 10845 * be determined from the contents of the system partition, i.e whether 10846 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10847 * of this information, and instead assume that the system was built 10848 * sensibly. 10849 */ 10850 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10851 PackageSetting pkgSetting) { 10852 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10853 10854 // If "/system/lib64/apkname" exists, assume that is the per-package 10855 // native library directory to use; otherwise use "/system/lib/apkname". 10856 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10857 setBundledAppAbi(pkg, apkRoot, apkName); 10858 // pkgSetting might be null during rescan following uninstall of updates 10859 // to a bundled app, so accommodate that possibility. The settings in 10860 // that case will be established later from the parsed package. 10861 // 10862 // If the settings aren't null, sync them up with what we've just derived. 10863 // note that apkRoot isn't stored in the package settings. 10864 if (pkgSetting != null) { 10865 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10866 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10867 } 10868 } 10869 10870 /** 10871 * Deduces the ABI of a bundled app and sets the relevant fields on the 10872 * parsed pkg object. 10873 * 10874 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10875 * under which system libraries are installed. 10876 * @param apkName the name of the installed package. 10877 */ 10878 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10879 final File codeFile = new File(pkg.codePath); 10880 10881 final boolean has64BitLibs; 10882 final boolean has32BitLibs; 10883 if (isApkFile(codeFile)) { 10884 // Monolithic install 10885 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10886 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10887 } else { 10888 // Cluster install 10889 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10890 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10891 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10892 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10893 has64BitLibs = (new File(rootDir, isa)).exists(); 10894 } else { 10895 has64BitLibs = false; 10896 } 10897 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10898 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10899 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10900 has32BitLibs = (new File(rootDir, isa)).exists(); 10901 } else { 10902 has32BitLibs = false; 10903 } 10904 } 10905 10906 if (has64BitLibs && !has32BitLibs) { 10907 // The package has 64 bit libs, but not 32 bit libs. Its primary 10908 // ABI should be 64 bit. We can safely assume here that the bundled 10909 // native libraries correspond to the most preferred ABI in the list. 10910 10911 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10912 pkg.applicationInfo.secondaryCpuAbi = null; 10913 } else if (has32BitLibs && !has64BitLibs) { 10914 // The package has 32 bit libs but not 64 bit libs. Its primary 10915 // ABI should be 32 bit. 10916 10917 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10918 pkg.applicationInfo.secondaryCpuAbi = null; 10919 } else if (has32BitLibs && has64BitLibs) { 10920 // The application has both 64 and 32 bit bundled libraries. We check 10921 // here that the app declares multiArch support, and warn if it doesn't. 10922 // 10923 // We will be lenient here and record both ABIs. The primary will be the 10924 // ABI that's higher on the list, i.e, a device that's configured to prefer 10925 // 64 bit apps will see a 64 bit primary ABI, 10926 10927 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10928 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10929 } 10930 10931 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10932 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10933 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10934 } else { 10935 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10936 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10937 } 10938 } else { 10939 pkg.applicationInfo.primaryCpuAbi = null; 10940 pkg.applicationInfo.secondaryCpuAbi = null; 10941 } 10942 } 10943 10944 private void killApplication(String pkgName, int appId, String reason) { 10945 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10946 } 10947 10948 private void killApplication(String pkgName, int appId, int userId, String reason) { 10949 // Request the ActivityManager to kill the process(only for existing packages) 10950 // so that we do not end up in a confused state while the user is still using the older 10951 // version of the application while the new one gets installed. 10952 final long token = Binder.clearCallingIdentity(); 10953 try { 10954 IActivityManager am = ActivityManager.getService(); 10955 if (am != null) { 10956 try { 10957 am.killApplication(pkgName, appId, userId, reason); 10958 } catch (RemoteException e) { 10959 } 10960 } 10961 } finally { 10962 Binder.restoreCallingIdentity(token); 10963 } 10964 } 10965 10966 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10967 // Remove the parent package setting 10968 PackageSetting ps = (PackageSetting) pkg.mExtras; 10969 if (ps != null) { 10970 removePackageLI(ps, chatty); 10971 } 10972 // Remove the child package setting 10973 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10974 for (int i = 0; i < childCount; i++) { 10975 PackageParser.Package childPkg = pkg.childPackages.get(i); 10976 ps = (PackageSetting) childPkg.mExtras; 10977 if (ps != null) { 10978 removePackageLI(ps, chatty); 10979 } 10980 } 10981 } 10982 10983 void removePackageLI(PackageSetting ps, boolean chatty) { 10984 if (DEBUG_INSTALL) { 10985 if (chatty) 10986 Log.d(TAG, "Removing package " + ps.name); 10987 } 10988 10989 // writer 10990 synchronized (mPackages) { 10991 mPackages.remove(ps.name); 10992 final PackageParser.Package pkg = ps.pkg; 10993 if (pkg != null) { 10994 cleanPackageDataStructuresLILPw(pkg, chatty); 10995 } 10996 } 10997 } 10998 10999 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11000 if (DEBUG_INSTALL) { 11001 if (chatty) 11002 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11003 } 11004 11005 // writer 11006 synchronized (mPackages) { 11007 // Remove the parent package 11008 mPackages.remove(pkg.applicationInfo.packageName); 11009 cleanPackageDataStructuresLILPw(pkg, chatty); 11010 11011 // Remove the child packages 11012 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11013 for (int i = 0; i < childCount; i++) { 11014 PackageParser.Package childPkg = pkg.childPackages.get(i); 11015 mPackages.remove(childPkg.applicationInfo.packageName); 11016 cleanPackageDataStructuresLILPw(childPkg, chatty); 11017 } 11018 } 11019 } 11020 11021 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11022 int N = pkg.providers.size(); 11023 StringBuilder r = null; 11024 int i; 11025 for (i=0; i<N; i++) { 11026 PackageParser.Provider p = pkg.providers.get(i); 11027 mProviders.removeProvider(p); 11028 if (p.info.authority == null) { 11029 11030 /* There was another ContentProvider with this authority when 11031 * this app was installed so this authority is null, 11032 * Ignore it as we don't have to unregister the provider. 11033 */ 11034 continue; 11035 } 11036 String names[] = p.info.authority.split(";"); 11037 for (int j = 0; j < names.length; j++) { 11038 if (mProvidersByAuthority.get(names[j]) == p) { 11039 mProvidersByAuthority.remove(names[j]); 11040 if (DEBUG_REMOVE) { 11041 if (chatty) 11042 Log.d(TAG, "Unregistered content provider: " + names[j] 11043 + ", className = " + p.info.name + ", isSyncable = " 11044 + p.info.isSyncable); 11045 } 11046 } 11047 } 11048 if (DEBUG_REMOVE && chatty) { 11049 if (r == null) { 11050 r = new StringBuilder(256); 11051 } else { 11052 r.append(' '); 11053 } 11054 r.append(p.info.name); 11055 } 11056 } 11057 if (r != null) { 11058 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11059 } 11060 11061 N = pkg.services.size(); 11062 r = null; 11063 for (i=0; i<N; i++) { 11064 PackageParser.Service s = pkg.services.get(i); 11065 mServices.removeService(s); 11066 if (chatty) { 11067 if (r == null) { 11068 r = new StringBuilder(256); 11069 } else { 11070 r.append(' '); 11071 } 11072 r.append(s.info.name); 11073 } 11074 } 11075 if (r != null) { 11076 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11077 } 11078 11079 N = pkg.receivers.size(); 11080 r = null; 11081 for (i=0; i<N; i++) { 11082 PackageParser.Activity a = pkg.receivers.get(i); 11083 mReceivers.removeActivity(a, "receiver"); 11084 if (DEBUG_REMOVE && chatty) { 11085 if (r == null) { 11086 r = new StringBuilder(256); 11087 } else { 11088 r.append(' '); 11089 } 11090 r.append(a.info.name); 11091 } 11092 } 11093 if (r != null) { 11094 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11095 } 11096 11097 N = pkg.activities.size(); 11098 r = null; 11099 for (i=0; i<N; i++) { 11100 PackageParser.Activity a = pkg.activities.get(i); 11101 mActivities.removeActivity(a, "activity"); 11102 if (DEBUG_REMOVE && chatty) { 11103 if (r == null) { 11104 r = new StringBuilder(256); 11105 } else { 11106 r.append(' '); 11107 } 11108 r.append(a.info.name); 11109 } 11110 } 11111 if (r != null) { 11112 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11113 } 11114 11115 N = pkg.permissions.size(); 11116 r = null; 11117 for (i=0; i<N; i++) { 11118 PackageParser.Permission p = pkg.permissions.get(i); 11119 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11120 if (bp == null) { 11121 bp = mSettings.mPermissionTrees.get(p.info.name); 11122 } 11123 if (bp != null && bp.perm == p) { 11124 bp.perm = null; 11125 if (DEBUG_REMOVE && chatty) { 11126 if (r == null) { 11127 r = new StringBuilder(256); 11128 } else { 11129 r.append(' '); 11130 } 11131 r.append(p.info.name); 11132 } 11133 } 11134 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11135 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11136 if (appOpPkgs != null) { 11137 appOpPkgs.remove(pkg.packageName); 11138 } 11139 } 11140 } 11141 if (r != null) { 11142 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11143 } 11144 11145 N = pkg.requestedPermissions.size(); 11146 r = null; 11147 for (i=0; i<N; i++) { 11148 String perm = pkg.requestedPermissions.get(i); 11149 BasePermission bp = mSettings.mPermissions.get(perm); 11150 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11151 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11152 if (appOpPkgs != null) { 11153 appOpPkgs.remove(pkg.packageName); 11154 if (appOpPkgs.isEmpty()) { 11155 mAppOpPermissionPackages.remove(perm); 11156 } 11157 } 11158 } 11159 } 11160 if (r != null) { 11161 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11162 } 11163 11164 N = pkg.instrumentation.size(); 11165 r = null; 11166 for (i=0; i<N; i++) { 11167 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11168 mInstrumentation.remove(a.getComponentName()); 11169 if (DEBUG_REMOVE && chatty) { 11170 if (r == null) { 11171 r = new StringBuilder(256); 11172 } else { 11173 r.append(' '); 11174 } 11175 r.append(a.info.name); 11176 } 11177 } 11178 if (r != null) { 11179 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11180 } 11181 11182 r = null; 11183 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11184 // Only system apps can hold shared libraries. 11185 if (pkg.libraryNames != null) { 11186 for (i = 0; i < pkg.libraryNames.size(); i++) { 11187 String name = pkg.libraryNames.get(i); 11188 if (removeSharedLibraryLPw(name, 0)) { 11189 if (DEBUG_REMOVE && chatty) { 11190 if (r == null) { 11191 r = new StringBuilder(256); 11192 } else { 11193 r.append(' '); 11194 } 11195 r.append(name); 11196 } 11197 } 11198 } 11199 } 11200 } 11201 11202 r = null; 11203 11204 // Any package can hold static shared libraries. 11205 if (pkg.staticSharedLibName != null) { 11206 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11207 if (DEBUG_REMOVE && chatty) { 11208 if (r == null) { 11209 r = new StringBuilder(256); 11210 } else { 11211 r.append(' '); 11212 } 11213 r.append(pkg.staticSharedLibName); 11214 } 11215 } 11216 } 11217 11218 if (r != null) { 11219 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11220 } 11221 } 11222 11223 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11224 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11225 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11226 return true; 11227 } 11228 } 11229 return false; 11230 } 11231 11232 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11233 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11234 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11235 11236 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11237 // Update the parent permissions 11238 updatePermissionsLPw(pkg.packageName, pkg, flags); 11239 // Update the child permissions 11240 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11241 for (int i = 0; i < childCount; i++) { 11242 PackageParser.Package childPkg = pkg.childPackages.get(i); 11243 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11244 } 11245 } 11246 11247 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11248 int flags) { 11249 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11250 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11251 } 11252 11253 private void updatePermissionsLPw(String changingPkg, 11254 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11255 // Make sure there are no dangling permission trees. 11256 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11257 while (it.hasNext()) { 11258 final BasePermission bp = it.next(); 11259 if (bp.packageSetting == null) { 11260 // We may not yet have parsed the package, so just see if 11261 // we still know about its settings. 11262 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11263 } 11264 if (bp.packageSetting == null) { 11265 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11266 + " from package " + bp.sourcePackage); 11267 it.remove(); 11268 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11269 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11270 Slog.i(TAG, "Removing old permission tree: " + bp.name 11271 + " from package " + bp.sourcePackage); 11272 flags |= UPDATE_PERMISSIONS_ALL; 11273 it.remove(); 11274 } 11275 } 11276 } 11277 11278 // Make sure all dynamic permissions have been assigned to a package, 11279 // and make sure there are no dangling permissions. 11280 it = mSettings.mPermissions.values().iterator(); 11281 while (it.hasNext()) { 11282 final BasePermission bp = it.next(); 11283 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11284 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11285 + bp.name + " pkg=" + bp.sourcePackage 11286 + " info=" + bp.pendingInfo); 11287 if (bp.packageSetting == null && bp.pendingInfo != null) { 11288 final BasePermission tree = findPermissionTreeLP(bp.name); 11289 if (tree != null && tree.perm != null) { 11290 bp.packageSetting = tree.packageSetting; 11291 bp.perm = new PackageParser.Permission(tree.perm.owner, 11292 new PermissionInfo(bp.pendingInfo)); 11293 bp.perm.info.packageName = tree.perm.info.packageName; 11294 bp.perm.info.name = bp.name; 11295 bp.uid = tree.uid; 11296 } 11297 } 11298 } 11299 if (bp.packageSetting == null) { 11300 // We may not yet have parsed the package, so just see if 11301 // we still know about its settings. 11302 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11303 } 11304 if (bp.packageSetting == null) { 11305 Slog.w(TAG, "Removing dangling permission: " + bp.name 11306 + " from package " + bp.sourcePackage); 11307 it.remove(); 11308 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11309 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11310 Slog.i(TAG, "Removing old permission: " + bp.name 11311 + " from package " + bp.sourcePackage); 11312 flags |= UPDATE_PERMISSIONS_ALL; 11313 it.remove(); 11314 } 11315 } 11316 } 11317 11318 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11319 // Now update the permissions for all packages, in particular 11320 // replace the granted permissions of the system packages. 11321 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11322 for (PackageParser.Package pkg : mPackages.values()) { 11323 if (pkg != pkgInfo) { 11324 // Only replace for packages on requested volume 11325 final String volumeUuid = getVolumeUuidForPackage(pkg); 11326 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11327 && Objects.equals(replaceVolumeUuid, volumeUuid); 11328 grantPermissionsLPw(pkg, replace, changingPkg); 11329 } 11330 } 11331 } 11332 11333 if (pkgInfo != null) { 11334 // Only replace for packages on requested volume 11335 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11336 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11337 && Objects.equals(replaceVolumeUuid, volumeUuid); 11338 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11339 } 11340 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11341 } 11342 11343 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11344 String packageOfInterest) { 11345 // IMPORTANT: There are two types of permissions: install and runtime. 11346 // Install time permissions are granted when the app is installed to 11347 // all device users and users added in the future. Runtime permissions 11348 // are granted at runtime explicitly to specific users. Normal and signature 11349 // protected permissions are install time permissions. Dangerous permissions 11350 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11351 // otherwise they are runtime permissions. This function does not manage 11352 // runtime permissions except for the case an app targeting Lollipop MR1 11353 // being upgraded to target a newer SDK, in which case dangerous permissions 11354 // are transformed from install time to runtime ones. 11355 11356 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11357 if (ps == null) { 11358 return; 11359 } 11360 11361 PermissionsState permissionsState = ps.getPermissionsState(); 11362 PermissionsState origPermissions = permissionsState; 11363 11364 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11365 11366 boolean runtimePermissionsRevoked = false; 11367 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11368 11369 boolean changedInstallPermission = false; 11370 11371 if (replace) { 11372 ps.installPermissionsFixed = false; 11373 if (!ps.isSharedUser()) { 11374 origPermissions = new PermissionsState(permissionsState); 11375 permissionsState.reset(); 11376 } else { 11377 // We need to know only about runtime permission changes since the 11378 // calling code always writes the install permissions state but 11379 // the runtime ones are written only if changed. The only cases of 11380 // changed runtime permissions here are promotion of an install to 11381 // runtime and revocation of a runtime from a shared user. 11382 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11383 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11384 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11385 runtimePermissionsRevoked = true; 11386 } 11387 } 11388 } 11389 11390 permissionsState.setGlobalGids(mGlobalGids); 11391 11392 final int N = pkg.requestedPermissions.size(); 11393 for (int i=0; i<N; i++) { 11394 final String name = pkg.requestedPermissions.get(i); 11395 final BasePermission bp = mSettings.mPermissions.get(name); 11396 11397 if (DEBUG_INSTALL) { 11398 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11399 } 11400 11401 if (bp == null || bp.packageSetting == null) { 11402 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11403 Slog.w(TAG, "Unknown permission " + name 11404 + " in package " + pkg.packageName); 11405 } 11406 continue; 11407 } 11408 11409 11410 // Limit ephemeral apps to ephemeral allowed permissions. 11411 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11412 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11413 + pkg.packageName); 11414 continue; 11415 } 11416 11417 final String perm = bp.name; 11418 boolean allowedSig = false; 11419 int grant = GRANT_DENIED; 11420 11421 // Keep track of app op permissions. 11422 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11423 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11424 if (pkgs == null) { 11425 pkgs = new ArraySet<>(); 11426 mAppOpPermissionPackages.put(bp.name, pkgs); 11427 } 11428 pkgs.add(pkg.packageName); 11429 } 11430 11431 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11432 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11433 >= Build.VERSION_CODES.M; 11434 switch (level) { 11435 case PermissionInfo.PROTECTION_NORMAL: { 11436 // For all apps normal permissions are install time ones. 11437 grant = GRANT_INSTALL; 11438 } break; 11439 11440 case PermissionInfo.PROTECTION_DANGEROUS: { 11441 // If a permission review is required for legacy apps we represent 11442 // their permissions as always granted runtime ones since we need 11443 // to keep the review required permission flag per user while an 11444 // install permission's state is shared across all users. 11445 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11446 // For legacy apps dangerous permissions are install time ones. 11447 grant = GRANT_INSTALL; 11448 } else if (origPermissions.hasInstallPermission(bp.name)) { 11449 // For legacy apps that became modern, install becomes runtime. 11450 grant = GRANT_UPGRADE; 11451 } else if (mPromoteSystemApps 11452 && isSystemApp(ps) 11453 && mExistingSystemPackages.contains(ps.name)) { 11454 // For legacy system apps, install becomes runtime. 11455 // We cannot check hasInstallPermission() for system apps since those 11456 // permissions were granted implicitly and not persisted pre-M. 11457 grant = GRANT_UPGRADE; 11458 } else { 11459 // For modern apps keep runtime permissions unchanged. 11460 grant = GRANT_RUNTIME; 11461 } 11462 } break; 11463 11464 case PermissionInfo.PROTECTION_SIGNATURE: { 11465 // For all apps signature permissions are install time ones. 11466 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11467 if (allowedSig) { 11468 grant = GRANT_INSTALL; 11469 } 11470 } break; 11471 } 11472 11473 if (DEBUG_INSTALL) { 11474 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11475 } 11476 11477 if (grant != GRANT_DENIED) { 11478 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11479 // If this is an existing, non-system package, then 11480 // we can't add any new permissions to it. 11481 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11482 // Except... if this is a permission that was added 11483 // to the platform (note: need to only do this when 11484 // updating the platform). 11485 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11486 grant = GRANT_DENIED; 11487 } 11488 } 11489 } 11490 11491 switch (grant) { 11492 case GRANT_INSTALL: { 11493 // Revoke this as runtime permission to handle the case of 11494 // a runtime permission being downgraded to an install one. 11495 // Also in permission review mode we keep dangerous permissions 11496 // for legacy apps 11497 for (int userId : UserManagerService.getInstance().getUserIds()) { 11498 if (origPermissions.getRuntimePermissionState( 11499 bp.name, userId) != null) { 11500 // Revoke the runtime permission and clear the flags. 11501 origPermissions.revokeRuntimePermission(bp, userId); 11502 origPermissions.updatePermissionFlags(bp, userId, 11503 PackageManager.MASK_PERMISSION_FLAGS, 0); 11504 // If we revoked a permission permission, we have to write. 11505 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11506 changedRuntimePermissionUserIds, userId); 11507 } 11508 } 11509 // Grant an install permission. 11510 if (permissionsState.grantInstallPermission(bp) != 11511 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11512 changedInstallPermission = true; 11513 } 11514 } break; 11515 11516 case GRANT_RUNTIME: { 11517 // Grant previously granted runtime permissions. 11518 for (int userId : UserManagerService.getInstance().getUserIds()) { 11519 PermissionState permissionState = origPermissions 11520 .getRuntimePermissionState(bp.name, userId); 11521 int flags = permissionState != null 11522 ? permissionState.getFlags() : 0; 11523 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11524 // Don't propagate the permission in a permission review mode if 11525 // the former was revoked, i.e. marked to not propagate on upgrade. 11526 // Note that in a permission review mode install permissions are 11527 // represented as constantly granted runtime ones since we need to 11528 // keep a per user state associated with the permission. Also the 11529 // revoke on upgrade flag is no longer applicable and is reset. 11530 final boolean revokeOnUpgrade = (flags & PackageManager 11531 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11532 if (revokeOnUpgrade) { 11533 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11534 // Since we changed the flags, we have to write. 11535 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11536 changedRuntimePermissionUserIds, userId); 11537 } 11538 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11539 if (permissionsState.grantRuntimePermission(bp, userId) == 11540 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11541 // If we cannot put the permission as it was, 11542 // we have to write. 11543 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11544 changedRuntimePermissionUserIds, userId); 11545 } 11546 } 11547 11548 // If the app supports runtime permissions no need for a review. 11549 if (mPermissionReviewRequired 11550 && appSupportsRuntimePermissions 11551 && (flags & PackageManager 11552 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11553 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11554 // Since we changed the flags, we have to write. 11555 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11556 changedRuntimePermissionUserIds, userId); 11557 } 11558 } else if (mPermissionReviewRequired 11559 && !appSupportsRuntimePermissions) { 11560 // For legacy apps that need a permission review, every new 11561 // runtime permission is granted but it is pending a review. 11562 // We also need to review only platform defined runtime 11563 // permissions as these are the only ones the platform knows 11564 // how to disable the API to simulate revocation as legacy 11565 // apps don't expect to run with revoked permissions. 11566 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11567 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11568 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11569 // We changed the flags, hence have to write. 11570 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11571 changedRuntimePermissionUserIds, userId); 11572 } 11573 } 11574 if (permissionsState.grantRuntimePermission(bp, userId) 11575 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11576 // We changed the permission, hence have to write. 11577 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11578 changedRuntimePermissionUserIds, userId); 11579 } 11580 } 11581 // Propagate the permission flags. 11582 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11583 } 11584 } break; 11585 11586 case GRANT_UPGRADE: { 11587 // Grant runtime permissions for a previously held install permission. 11588 PermissionState permissionState = origPermissions 11589 .getInstallPermissionState(bp.name); 11590 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11591 11592 if (origPermissions.revokeInstallPermission(bp) 11593 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11594 // We will be transferring the permission flags, so clear them. 11595 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11596 PackageManager.MASK_PERMISSION_FLAGS, 0); 11597 changedInstallPermission = true; 11598 } 11599 11600 // If the permission is not to be promoted to runtime we ignore it and 11601 // also its other flags as they are not applicable to install permissions. 11602 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11603 for (int userId : currentUserIds) { 11604 if (permissionsState.grantRuntimePermission(bp, userId) != 11605 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11606 // Transfer the permission flags. 11607 permissionsState.updatePermissionFlags(bp, userId, 11608 flags, flags); 11609 // If we granted the permission, we have to write. 11610 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11611 changedRuntimePermissionUserIds, userId); 11612 } 11613 } 11614 } 11615 } break; 11616 11617 default: { 11618 if (packageOfInterest == null 11619 || packageOfInterest.equals(pkg.packageName)) { 11620 Slog.w(TAG, "Not granting permission " + perm 11621 + " to package " + pkg.packageName 11622 + " because it was previously installed without"); 11623 } 11624 } break; 11625 } 11626 } else { 11627 if (permissionsState.revokeInstallPermission(bp) != 11628 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11629 // Also drop the permission flags. 11630 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11631 PackageManager.MASK_PERMISSION_FLAGS, 0); 11632 changedInstallPermission = true; 11633 Slog.i(TAG, "Un-granting permission " + perm 11634 + " from package " + pkg.packageName 11635 + " (protectionLevel=" + bp.protectionLevel 11636 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11637 + ")"); 11638 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11639 // Don't print warning for app op permissions, since it is fine for them 11640 // not to be granted, there is a UI for the user to decide. 11641 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11642 Slog.w(TAG, "Not granting permission " + perm 11643 + " to package " + pkg.packageName 11644 + " (protectionLevel=" + bp.protectionLevel 11645 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11646 + ")"); 11647 } 11648 } 11649 } 11650 } 11651 11652 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11653 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11654 // This is the first that we have heard about this package, so the 11655 // permissions we have now selected are fixed until explicitly 11656 // changed. 11657 ps.installPermissionsFixed = true; 11658 } 11659 11660 // Persist the runtime permissions state for users with changes. If permissions 11661 // were revoked because no app in the shared user declares them we have to 11662 // write synchronously to avoid losing runtime permissions state. 11663 for (int userId : changedRuntimePermissionUserIds) { 11664 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11665 } 11666 } 11667 11668 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11669 boolean allowed = false; 11670 final int NP = PackageParser.NEW_PERMISSIONS.length; 11671 for (int ip=0; ip<NP; ip++) { 11672 final PackageParser.NewPermissionInfo npi 11673 = PackageParser.NEW_PERMISSIONS[ip]; 11674 if (npi.name.equals(perm) 11675 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11676 allowed = true; 11677 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11678 + pkg.packageName); 11679 break; 11680 } 11681 } 11682 return allowed; 11683 } 11684 11685 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11686 BasePermission bp, PermissionsState origPermissions) { 11687 boolean privilegedPermission = (bp.protectionLevel 11688 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11689 boolean privappPermissionsDisable = 11690 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11691 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11692 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11693 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11694 && !platformPackage && platformPermission) { 11695 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11696 .getPrivAppPermissions(pkg.packageName); 11697 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11698 if (!whitelisted) { 11699 Slog.w(TAG, "Privileged permission " + perm + " for package " 11700 + pkg.packageName + " - not in privapp-permissions whitelist"); 11701 if (!mSystemReady) { 11702 if (mPrivappPermissionsViolations == null) { 11703 mPrivappPermissionsViolations = new ArraySet<>(); 11704 } 11705 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11706 } 11707 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11708 return false; 11709 } 11710 } 11711 } 11712 boolean allowed = (compareSignatures( 11713 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11714 == PackageManager.SIGNATURE_MATCH) 11715 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11716 == PackageManager.SIGNATURE_MATCH); 11717 if (!allowed && privilegedPermission) { 11718 if (isSystemApp(pkg)) { 11719 // For updated system applications, a system permission 11720 // is granted only if it had been defined by the original application. 11721 if (pkg.isUpdatedSystemApp()) { 11722 final PackageSetting sysPs = mSettings 11723 .getDisabledSystemPkgLPr(pkg.packageName); 11724 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11725 // If the original was granted this permission, we take 11726 // that grant decision as read and propagate it to the 11727 // update. 11728 if (sysPs.isPrivileged()) { 11729 allowed = true; 11730 } 11731 } else { 11732 // The system apk may have been updated with an older 11733 // version of the one on the data partition, but which 11734 // granted a new system permission that it didn't have 11735 // before. In this case we do want to allow the app to 11736 // now get the new permission if the ancestral apk is 11737 // privileged to get it. 11738 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11739 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11740 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11741 allowed = true; 11742 break; 11743 } 11744 } 11745 } 11746 // Also if a privileged parent package on the system image or any of 11747 // its children requested a privileged permission, the updated child 11748 // packages can also get the permission. 11749 if (pkg.parentPackage != null) { 11750 final PackageSetting disabledSysParentPs = mSettings 11751 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11752 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11753 && disabledSysParentPs.isPrivileged()) { 11754 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11755 allowed = true; 11756 } else if (disabledSysParentPs.pkg.childPackages != null) { 11757 final int count = disabledSysParentPs.pkg.childPackages.size(); 11758 for (int i = 0; i < count; i++) { 11759 PackageParser.Package disabledSysChildPkg = 11760 disabledSysParentPs.pkg.childPackages.get(i); 11761 if (isPackageRequestingPermission(disabledSysChildPkg, 11762 perm)) { 11763 allowed = true; 11764 break; 11765 } 11766 } 11767 } 11768 } 11769 } 11770 } 11771 } else { 11772 allowed = isPrivilegedApp(pkg); 11773 } 11774 } 11775 } 11776 if (!allowed) { 11777 if (!allowed && (bp.protectionLevel 11778 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11779 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11780 // If this was a previously normal/dangerous permission that got moved 11781 // to a system permission as part of the runtime permission redesign, then 11782 // we still want to blindly grant it to old apps. 11783 allowed = true; 11784 } 11785 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11786 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11787 // If this permission is to be granted to the system installer and 11788 // this app is an installer, then it gets the permission. 11789 allowed = true; 11790 } 11791 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11792 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11793 // If this permission is to be granted to the system verifier and 11794 // this app is a verifier, then it gets the permission. 11795 allowed = true; 11796 } 11797 if (!allowed && (bp.protectionLevel 11798 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11799 && isSystemApp(pkg)) { 11800 // Any pre-installed system app is allowed to get this permission. 11801 allowed = true; 11802 } 11803 if (!allowed && (bp.protectionLevel 11804 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11805 // For development permissions, a development permission 11806 // is granted only if it was already granted. 11807 allowed = origPermissions.hasInstallPermission(perm); 11808 } 11809 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11810 && pkg.packageName.equals(mSetupWizardPackage)) { 11811 // If this permission is to be granted to the system setup wizard and 11812 // this app is a setup wizard, then it gets the permission. 11813 allowed = true; 11814 } 11815 } 11816 return allowed; 11817 } 11818 11819 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11820 final int permCount = pkg.requestedPermissions.size(); 11821 for (int j = 0; j < permCount; j++) { 11822 String requestedPermission = pkg.requestedPermissions.get(j); 11823 if (permission.equals(requestedPermission)) { 11824 return true; 11825 } 11826 } 11827 return false; 11828 } 11829 11830 final class ActivityIntentResolver 11831 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11832 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11833 boolean defaultOnly, int userId) { 11834 if (!sUserManager.exists(userId)) return null; 11835 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11836 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11837 } 11838 11839 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11840 int userId) { 11841 if (!sUserManager.exists(userId)) return null; 11842 mFlags = flags; 11843 return super.queryIntent(intent, resolvedType, 11844 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11845 userId); 11846 } 11847 11848 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11849 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11850 if (!sUserManager.exists(userId)) return null; 11851 if (packageActivities == null) { 11852 return null; 11853 } 11854 mFlags = flags; 11855 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11856 final int N = packageActivities.size(); 11857 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11858 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11859 11860 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11861 for (int i = 0; i < N; ++i) { 11862 intentFilters = packageActivities.get(i).intents; 11863 if (intentFilters != null && intentFilters.size() > 0) { 11864 PackageParser.ActivityIntentInfo[] array = 11865 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11866 intentFilters.toArray(array); 11867 listCut.add(array); 11868 } 11869 } 11870 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11871 } 11872 11873 /** 11874 * Finds a privileged activity that matches the specified activity names. 11875 */ 11876 private PackageParser.Activity findMatchingActivity( 11877 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11878 for (PackageParser.Activity sysActivity : activityList) { 11879 if (sysActivity.info.name.equals(activityInfo.name)) { 11880 return sysActivity; 11881 } 11882 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11883 return sysActivity; 11884 } 11885 if (sysActivity.info.targetActivity != null) { 11886 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11887 return sysActivity; 11888 } 11889 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11890 return sysActivity; 11891 } 11892 } 11893 } 11894 return null; 11895 } 11896 11897 public class IterGenerator<E> { 11898 public Iterator<E> generate(ActivityIntentInfo info) { 11899 return null; 11900 } 11901 } 11902 11903 public class ActionIterGenerator extends IterGenerator<String> { 11904 @Override 11905 public Iterator<String> generate(ActivityIntentInfo info) { 11906 return info.actionsIterator(); 11907 } 11908 } 11909 11910 public class CategoriesIterGenerator extends IterGenerator<String> { 11911 @Override 11912 public Iterator<String> generate(ActivityIntentInfo info) { 11913 return info.categoriesIterator(); 11914 } 11915 } 11916 11917 public class SchemesIterGenerator extends IterGenerator<String> { 11918 @Override 11919 public Iterator<String> generate(ActivityIntentInfo info) { 11920 return info.schemesIterator(); 11921 } 11922 } 11923 11924 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11925 @Override 11926 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11927 return info.authoritiesIterator(); 11928 } 11929 } 11930 11931 /** 11932 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11933 * MODIFIED. Do not pass in a list that should not be changed. 11934 */ 11935 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11936 IterGenerator<T> generator, Iterator<T> searchIterator) { 11937 // loop through the set of actions; every one must be found in the intent filter 11938 while (searchIterator.hasNext()) { 11939 // we must have at least one filter in the list to consider a match 11940 if (intentList.size() == 0) { 11941 break; 11942 } 11943 11944 final T searchAction = searchIterator.next(); 11945 11946 // loop through the set of intent filters 11947 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11948 while (intentIter.hasNext()) { 11949 final ActivityIntentInfo intentInfo = intentIter.next(); 11950 boolean selectionFound = false; 11951 11952 // loop through the intent filter's selection criteria; at least one 11953 // of them must match the searched criteria 11954 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11955 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11956 final T intentSelection = intentSelectionIter.next(); 11957 if (intentSelection != null && intentSelection.equals(searchAction)) { 11958 selectionFound = true; 11959 break; 11960 } 11961 } 11962 11963 // the selection criteria wasn't found in this filter's set; this filter 11964 // is not a potential match 11965 if (!selectionFound) { 11966 intentIter.remove(); 11967 } 11968 } 11969 } 11970 } 11971 11972 private boolean isProtectedAction(ActivityIntentInfo filter) { 11973 final Iterator<String> actionsIter = filter.actionsIterator(); 11974 while (actionsIter != null && actionsIter.hasNext()) { 11975 final String filterAction = actionsIter.next(); 11976 if (PROTECTED_ACTIONS.contains(filterAction)) { 11977 return true; 11978 } 11979 } 11980 return false; 11981 } 11982 11983 /** 11984 * Adjusts the priority of the given intent filter according to policy. 11985 * <p> 11986 * <ul> 11987 * <li>The priority for non privileged applications is capped to '0'</li> 11988 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11989 * <li>The priority for unbundled updates to privileged applications is capped to the 11990 * priority defined on the system partition</li> 11991 * </ul> 11992 * <p> 11993 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11994 * allowed to obtain any priority on any action. 11995 */ 11996 private void adjustPriority( 11997 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11998 // nothing to do; priority is fine as-is 11999 if (intent.getPriority() <= 0) { 12000 return; 12001 } 12002 12003 final ActivityInfo activityInfo = intent.activity.info; 12004 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12005 12006 final boolean privilegedApp = 12007 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12008 if (!privilegedApp) { 12009 // non-privileged applications can never define a priority >0 12010 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 12011 + " package: " + applicationInfo.packageName 12012 + " activity: " + intent.activity.className 12013 + " origPrio: " + intent.getPriority()); 12014 intent.setPriority(0); 12015 return; 12016 } 12017 12018 if (systemActivities == null) { 12019 // the system package is not disabled; we're parsing the system partition 12020 if (isProtectedAction(intent)) { 12021 if (mDeferProtectedFilters) { 12022 // We can't deal with these just yet. No component should ever obtain a 12023 // >0 priority for a protected actions, with ONE exception -- the setup 12024 // wizard. The setup wizard, however, cannot be known until we're able to 12025 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12026 // until all intent filters have been processed. Chicken, meet egg. 12027 // Let the filter temporarily have a high priority and rectify the 12028 // priorities after all system packages have been scanned. 12029 mProtectedFilters.add(intent); 12030 if (DEBUG_FILTERS) { 12031 Slog.i(TAG, "Protected action; save for later;" 12032 + " package: " + applicationInfo.packageName 12033 + " activity: " + intent.activity.className 12034 + " origPrio: " + intent.getPriority()); 12035 } 12036 return; 12037 } else { 12038 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12039 Slog.i(TAG, "No setup wizard;" 12040 + " All protected intents capped to priority 0"); 12041 } 12042 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12043 if (DEBUG_FILTERS) { 12044 Slog.i(TAG, "Found setup wizard;" 12045 + " allow priority " + intent.getPriority() + ";" 12046 + " package: " + intent.activity.info.packageName 12047 + " activity: " + intent.activity.className 12048 + " priority: " + intent.getPriority()); 12049 } 12050 // setup wizard gets whatever it wants 12051 return; 12052 } 12053 Slog.w(TAG, "Protected action; cap priority to 0;" 12054 + " package: " + intent.activity.info.packageName 12055 + " activity: " + intent.activity.className 12056 + " origPrio: " + intent.getPriority()); 12057 intent.setPriority(0); 12058 return; 12059 } 12060 } 12061 // privileged apps on the system image get whatever priority they request 12062 return; 12063 } 12064 12065 // privileged app unbundled update ... try to find the same activity 12066 final PackageParser.Activity foundActivity = 12067 findMatchingActivity(systemActivities, activityInfo); 12068 if (foundActivity == null) { 12069 // this is a new activity; it cannot obtain >0 priority 12070 if (DEBUG_FILTERS) { 12071 Slog.i(TAG, "New activity; cap priority to 0;" 12072 + " package: " + applicationInfo.packageName 12073 + " activity: " + intent.activity.className 12074 + " origPrio: " + intent.getPriority()); 12075 } 12076 intent.setPriority(0); 12077 return; 12078 } 12079 12080 // found activity, now check for filter equivalence 12081 12082 // a shallow copy is enough; we modify the list, not its contents 12083 final List<ActivityIntentInfo> intentListCopy = 12084 new ArrayList<>(foundActivity.intents); 12085 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12086 12087 // find matching action subsets 12088 final Iterator<String> actionsIterator = intent.actionsIterator(); 12089 if (actionsIterator != null) { 12090 getIntentListSubset( 12091 intentListCopy, new ActionIterGenerator(), actionsIterator); 12092 if (intentListCopy.size() == 0) { 12093 // no more intents to match; we're not equivalent 12094 if (DEBUG_FILTERS) { 12095 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12096 + " package: " + applicationInfo.packageName 12097 + " activity: " + intent.activity.className 12098 + " origPrio: " + intent.getPriority()); 12099 } 12100 intent.setPriority(0); 12101 return; 12102 } 12103 } 12104 12105 // find matching category subsets 12106 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12107 if (categoriesIterator != null) { 12108 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12109 categoriesIterator); 12110 if (intentListCopy.size() == 0) { 12111 // no more intents to match; we're not equivalent 12112 if (DEBUG_FILTERS) { 12113 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12114 + " package: " + applicationInfo.packageName 12115 + " activity: " + intent.activity.className 12116 + " origPrio: " + intent.getPriority()); 12117 } 12118 intent.setPriority(0); 12119 return; 12120 } 12121 } 12122 12123 // find matching schemes subsets 12124 final Iterator<String> schemesIterator = intent.schemesIterator(); 12125 if (schemesIterator != null) { 12126 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12127 schemesIterator); 12128 if (intentListCopy.size() == 0) { 12129 // no more intents to match; we're not equivalent 12130 if (DEBUG_FILTERS) { 12131 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12132 + " package: " + applicationInfo.packageName 12133 + " activity: " + intent.activity.className 12134 + " origPrio: " + intent.getPriority()); 12135 } 12136 intent.setPriority(0); 12137 return; 12138 } 12139 } 12140 12141 // find matching authorities subsets 12142 final Iterator<IntentFilter.AuthorityEntry> 12143 authoritiesIterator = intent.authoritiesIterator(); 12144 if (authoritiesIterator != null) { 12145 getIntentListSubset(intentListCopy, 12146 new AuthoritiesIterGenerator(), 12147 authoritiesIterator); 12148 if (intentListCopy.size() == 0) { 12149 // no more intents to match; we're not equivalent 12150 if (DEBUG_FILTERS) { 12151 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12152 + " package: " + applicationInfo.packageName 12153 + " activity: " + intent.activity.className 12154 + " origPrio: " + intent.getPriority()); 12155 } 12156 intent.setPriority(0); 12157 return; 12158 } 12159 } 12160 12161 // we found matching filter(s); app gets the max priority of all intents 12162 int cappedPriority = 0; 12163 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12164 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12165 } 12166 if (intent.getPriority() > cappedPriority) { 12167 if (DEBUG_FILTERS) { 12168 Slog.i(TAG, "Found matching filter(s);" 12169 + " cap priority to " + cappedPriority + ";" 12170 + " package: " + applicationInfo.packageName 12171 + " activity: " + intent.activity.className 12172 + " origPrio: " + intent.getPriority()); 12173 } 12174 intent.setPriority(cappedPriority); 12175 return; 12176 } 12177 // all this for nothing; the requested priority was <= what was on the system 12178 } 12179 12180 public final void addActivity(PackageParser.Activity a, String type) { 12181 mActivities.put(a.getComponentName(), a); 12182 if (DEBUG_SHOW_INFO) 12183 Log.v( 12184 TAG, " " + type + " " + 12185 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12186 if (DEBUG_SHOW_INFO) 12187 Log.v(TAG, " Class=" + a.info.name); 12188 final int NI = a.intents.size(); 12189 for (int j=0; j<NI; j++) { 12190 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12191 if ("activity".equals(type)) { 12192 final PackageSetting ps = 12193 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12194 final List<PackageParser.Activity> systemActivities = 12195 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12196 adjustPriority(systemActivities, intent); 12197 } 12198 if (DEBUG_SHOW_INFO) { 12199 Log.v(TAG, " IntentFilter:"); 12200 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12201 } 12202 if (!intent.debugCheck()) { 12203 Log.w(TAG, "==> For Activity " + a.info.name); 12204 } 12205 addFilter(intent); 12206 } 12207 } 12208 12209 public final void removeActivity(PackageParser.Activity a, String type) { 12210 mActivities.remove(a.getComponentName()); 12211 if (DEBUG_SHOW_INFO) { 12212 Log.v(TAG, " " + type + " " 12213 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12214 : a.info.name) + ":"); 12215 Log.v(TAG, " Class=" + a.info.name); 12216 } 12217 final int NI = a.intents.size(); 12218 for (int j=0; j<NI; j++) { 12219 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12220 if (DEBUG_SHOW_INFO) { 12221 Log.v(TAG, " IntentFilter:"); 12222 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12223 } 12224 removeFilter(intent); 12225 } 12226 } 12227 12228 @Override 12229 protected boolean allowFilterResult( 12230 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12231 ActivityInfo filterAi = filter.activity.info; 12232 for (int i=dest.size()-1; i>=0; i--) { 12233 ActivityInfo destAi = dest.get(i).activityInfo; 12234 if (destAi.name == filterAi.name 12235 && destAi.packageName == filterAi.packageName) { 12236 return false; 12237 } 12238 } 12239 return true; 12240 } 12241 12242 @Override 12243 protected ActivityIntentInfo[] newArray(int size) { 12244 return new ActivityIntentInfo[size]; 12245 } 12246 12247 @Override 12248 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12249 if (!sUserManager.exists(userId)) return true; 12250 PackageParser.Package p = filter.activity.owner; 12251 if (p != null) { 12252 PackageSetting ps = (PackageSetting)p.mExtras; 12253 if (ps != null) { 12254 // System apps are never considered stopped for purposes of 12255 // filtering, because there may be no way for the user to 12256 // actually re-launch them. 12257 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12258 && ps.getStopped(userId); 12259 } 12260 } 12261 return false; 12262 } 12263 12264 @Override 12265 protected boolean isPackageForFilter(String packageName, 12266 PackageParser.ActivityIntentInfo info) { 12267 return packageName.equals(info.activity.owner.packageName); 12268 } 12269 12270 @Override 12271 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12272 int match, int userId) { 12273 if (!sUserManager.exists(userId)) return null; 12274 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12275 return null; 12276 } 12277 final PackageParser.Activity activity = info.activity; 12278 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12279 if (ps == null) { 12280 return null; 12281 } 12282 final PackageUserState userState = ps.readUserState(userId); 12283 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12284 userState, userId); 12285 if (ai == null) { 12286 return null; 12287 } 12288 final boolean matchVisibleToInstantApp = 12289 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12290 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12291 // throw out filters that aren't visible to ephemeral apps 12292 if (matchVisibleToInstantApp 12293 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12294 return null; 12295 } 12296 // throw out ephemeral filters if we're not explicitly requesting them 12297 if (!isInstantApp && userState.instantApp) { 12298 return null; 12299 } 12300 final ResolveInfo res = new ResolveInfo(); 12301 res.activityInfo = ai; 12302 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12303 res.filter = info; 12304 } 12305 if (info != null) { 12306 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12307 } 12308 res.priority = info.getPriority(); 12309 res.preferredOrder = activity.owner.mPreferredOrder; 12310 //System.out.println("Result: " + res.activityInfo.className + 12311 // " = " + res.priority); 12312 res.match = match; 12313 res.isDefault = info.hasDefault; 12314 res.labelRes = info.labelRes; 12315 res.nonLocalizedLabel = info.nonLocalizedLabel; 12316 if (userNeedsBadging(userId)) { 12317 res.noResourceId = true; 12318 } else { 12319 res.icon = info.icon; 12320 } 12321 res.iconResourceId = info.icon; 12322 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12323 return res; 12324 } 12325 12326 @Override 12327 protected void sortResults(List<ResolveInfo> results) { 12328 Collections.sort(results, mResolvePrioritySorter); 12329 } 12330 12331 @Override 12332 protected void dumpFilter(PrintWriter out, String prefix, 12333 PackageParser.ActivityIntentInfo filter) { 12334 out.print(prefix); out.print( 12335 Integer.toHexString(System.identityHashCode(filter.activity))); 12336 out.print(' '); 12337 filter.activity.printComponentShortName(out); 12338 out.print(" filter "); 12339 out.println(Integer.toHexString(System.identityHashCode(filter))); 12340 } 12341 12342 @Override 12343 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12344 return filter.activity; 12345 } 12346 12347 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12348 PackageParser.Activity activity = (PackageParser.Activity)label; 12349 out.print(prefix); out.print( 12350 Integer.toHexString(System.identityHashCode(activity))); 12351 out.print(' '); 12352 activity.printComponentShortName(out); 12353 if (count > 1) { 12354 out.print(" ("); out.print(count); out.print(" filters)"); 12355 } 12356 out.println(); 12357 } 12358 12359 // Keys are String (activity class name), values are Activity. 12360 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12361 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12362 private int mFlags; 12363 } 12364 12365 private final class ServiceIntentResolver 12366 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12367 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12368 boolean defaultOnly, int userId) { 12369 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12370 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12371 } 12372 12373 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12374 int userId) { 12375 if (!sUserManager.exists(userId)) return null; 12376 mFlags = flags; 12377 return super.queryIntent(intent, resolvedType, 12378 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12379 userId); 12380 } 12381 12382 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12383 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12384 if (!sUserManager.exists(userId)) return null; 12385 if (packageServices == null) { 12386 return null; 12387 } 12388 mFlags = flags; 12389 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12390 final int N = packageServices.size(); 12391 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12392 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12393 12394 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12395 for (int i = 0; i < N; ++i) { 12396 intentFilters = packageServices.get(i).intents; 12397 if (intentFilters != null && intentFilters.size() > 0) { 12398 PackageParser.ServiceIntentInfo[] array = 12399 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12400 intentFilters.toArray(array); 12401 listCut.add(array); 12402 } 12403 } 12404 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12405 } 12406 12407 public final void addService(PackageParser.Service s) { 12408 mServices.put(s.getComponentName(), s); 12409 if (DEBUG_SHOW_INFO) { 12410 Log.v(TAG, " " 12411 + (s.info.nonLocalizedLabel != null 12412 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12413 Log.v(TAG, " Class=" + s.info.name); 12414 } 12415 final int NI = s.intents.size(); 12416 int j; 12417 for (j=0; j<NI; j++) { 12418 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12419 if (DEBUG_SHOW_INFO) { 12420 Log.v(TAG, " IntentFilter:"); 12421 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12422 } 12423 if (!intent.debugCheck()) { 12424 Log.w(TAG, "==> For Service " + s.info.name); 12425 } 12426 addFilter(intent); 12427 } 12428 } 12429 12430 public final void removeService(PackageParser.Service s) { 12431 mServices.remove(s.getComponentName()); 12432 if (DEBUG_SHOW_INFO) { 12433 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12434 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12435 Log.v(TAG, " Class=" + s.info.name); 12436 } 12437 final int NI = s.intents.size(); 12438 int j; 12439 for (j=0; j<NI; j++) { 12440 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12441 if (DEBUG_SHOW_INFO) { 12442 Log.v(TAG, " IntentFilter:"); 12443 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12444 } 12445 removeFilter(intent); 12446 } 12447 } 12448 12449 @Override 12450 protected boolean allowFilterResult( 12451 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12452 ServiceInfo filterSi = filter.service.info; 12453 for (int i=dest.size()-1; i>=0; i--) { 12454 ServiceInfo destAi = dest.get(i).serviceInfo; 12455 if (destAi.name == filterSi.name 12456 && destAi.packageName == filterSi.packageName) { 12457 return false; 12458 } 12459 } 12460 return true; 12461 } 12462 12463 @Override 12464 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12465 return new PackageParser.ServiceIntentInfo[size]; 12466 } 12467 12468 @Override 12469 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12470 if (!sUserManager.exists(userId)) return true; 12471 PackageParser.Package p = filter.service.owner; 12472 if (p != null) { 12473 PackageSetting ps = (PackageSetting)p.mExtras; 12474 if (ps != null) { 12475 // System apps are never considered stopped for purposes of 12476 // filtering, because there may be no way for the user to 12477 // actually re-launch them. 12478 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12479 && ps.getStopped(userId); 12480 } 12481 } 12482 return false; 12483 } 12484 12485 @Override 12486 protected boolean isPackageForFilter(String packageName, 12487 PackageParser.ServiceIntentInfo info) { 12488 return packageName.equals(info.service.owner.packageName); 12489 } 12490 12491 @Override 12492 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12493 int match, int userId) { 12494 if (!sUserManager.exists(userId)) return null; 12495 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12496 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12497 return null; 12498 } 12499 final PackageParser.Service service = info.service; 12500 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12501 if (ps == null) { 12502 return null; 12503 } 12504 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12505 ps.readUserState(userId), userId); 12506 if (si == null) { 12507 return null; 12508 } 12509 final ResolveInfo res = new ResolveInfo(); 12510 res.serviceInfo = si; 12511 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12512 res.filter = filter; 12513 } 12514 res.priority = info.getPriority(); 12515 res.preferredOrder = service.owner.mPreferredOrder; 12516 res.match = match; 12517 res.isDefault = info.hasDefault; 12518 res.labelRes = info.labelRes; 12519 res.nonLocalizedLabel = info.nonLocalizedLabel; 12520 res.icon = info.icon; 12521 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12522 return res; 12523 } 12524 12525 @Override 12526 protected void sortResults(List<ResolveInfo> results) { 12527 Collections.sort(results, mResolvePrioritySorter); 12528 } 12529 12530 @Override 12531 protected void dumpFilter(PrintWriter out, String prefix, 12532 PackageParser.ServiceIntentInfo filter) { 12533 out.print(prefix); out.print( 12534 Integer.toHexString(System.identityHashCode(filter.service))); 12535 out.print(' '); 12536 filter.service.printComponentShortName(out); 12537 out.print(" filter "); 12538 out.println(Integer.toHexString(System.identityHashCode(filter))); 12539 } 12540 12541 @Override 12542 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12543 return filter.service; 12544 } 12545 12546 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12547 PackageParser.Service service = (PackageParser.Service)label; 12548 out.print(prefix); out.print( 12549 Integer.toHexString(System.identityHashCode(service))); 12550 out.print(' '); 12551 service.printComponentShortName(out); 12552 if (count > 1) { 12553 out.print(" ("); out.print(count); out.print(" filters)"); 12554 } 12555 out.println(); 12556 } 12557 12558// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12559// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12560// final List<ResolveInfo> retList = Lists.newArrayList(); 12561// while (i.hasNext()) { 12562// final ResolveInfo resolveInfo = (ResolveInfo) i; 12563// if (isEnabledLP(resolveInfo.serviceInfo)) { 12564// retList.add(resolveInfo); 12565// } 12566// } 12567// return retList; 12568// } 12569 12570 // Keys are String (activity class name), values are Activity. 12571 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12572 = new ArrayMap<ComponentName, PackageParser.Service>(); 12573 private int mFlags; 12574 } 12575 12576 private final class ProviderIntentResolver 12577 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12578 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12579 boolean defaultOnly, int userId) { 12580 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12581 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12582 } 12583 12584 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12585 int userId) { 12586 if (!sUserManager.exists(userId)) 12587 return null; 12588 mFlags = flags; 12589 return super.queryIntent(intent, resolvedType, 12590 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12591 userId); 12592 } 12593 12594 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12595 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12596 if (!sUserManager.exists(userId)) 12597 return null; 12598 if (packageProviders == null) { 12599 return null; 12600 } 12601 mFlags = flags; 12602 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12603 final int N = packageProviders.size(); 12604 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12605 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12606 12607 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12608 for (int i = 0; i < N; ++i) { 12609 intentFilters = packageProviders.get(i).intents; 12610 if (intentFilters != null && intentFilters.size() > 0) { 12611 PackageParser.ProviderIntentInfo[] array = 12612 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12613 intentFilters.toArray(array); 12614 listCut.add(array); 12615 } 12616 } 12617 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12618 } 12619 12620 public final void addProvider(PackageParser.Provider p) { 12621 if (mProviders.containsKey(p.getComponentName())) { 12622 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12623 return; 12624 } 12625 12626 mProviders.put(p.getComponentName(), p); 12627 if (DEBUG_SHOW_INFO) { 12628 Log.v(TAG, " " 12629 + (p.info.nonLocalizedLabel != null 12630 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12631 Log.v(TAG, " Class=" + p.info.name); 12632 } 12633 final int NI = p.intents.size(); 12634 int j; 12635 for (j = 0; j < NI; j++) { 12636 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12637 if (DEBUG_SHOW_INFO) { 12638 Log.v(TAG, " IntentFilter:"); 12639 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12640 } 12641 if (!intent.debugCheck()) { 12642 Log.w(TAG, "==> For Provider " + p.info.name); 12643 } 12644 addFilter(intent); 12645 } 12646 } 12647 12648 public final void removeProvider(PackageParser.Provider p) { 12649 mProviders.remove(p.getComponentName()); 12650 if (DEBUG_SHOW_INFO) { 12651 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12652 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12653 Log.v(TAG, " Class=" + p.info.name); 12654 } 12655 final int NI = p.intents.size(); 12656 int j; 12657 for (j = 0; j < NI; j++) { 12658 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12659 if (DEBUG_SHOW_INFO) { 12660 Log.v(TAG, " IntentFilter:"); 12661 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12662 } 12663 removeFilter(intent); 12664 } 12665 } 12666 12667 @Override 12668 protected boolean allowFilterResult( 12669 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12670 ProviderInfo filterPi = filter.provider.info; 12671 for (int i = dest.size() - 1; i >= 0; i--) { 12672 ProviderInfo destPi = dest.get(i).providerInfo; 12673 if (destPi.name == filterPi.name 12674 && destPi.packageName == filterPi.packageName) { 12675 return false; 12676 } 12677 } 12678 return true; 12679 } 12680 12681 @Override 12682 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12683 return new PackageParser.ProviderIntentInfo[size]; 12684 } 12685 12686 @Override 12687 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12688 if (!sUserManager.exists(userId)) 12689 return true; 12690 PackageParser.Package p = filter.provider.owner; 12691 if (p != null) { 12692 PackageSetting ps = (PackageSetting) p.mExtras; 12693 if (ps != null) { 12694 // System apps are never considered stopped for purposes of 12695 // filtering, because there may be no way for the user to 12696 // actually re-launch them. 12697 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12698 && ps.getStopped(userId); 12699 } 12700 } 12701 return false; 12702 } 12703 12704 @Override 12705 protected boolean isPackageForFilter(String packageName, 12706 PackageParser.ProviderIntentInfo info) { 12707 return packageName.equals(info.provider.owner.packageName); 12708 } 12709 12710 @Override 12711 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12712 int match, int userId) { 12713 if (!sUserManager.exists(userId)) 12714 return null; 12715 final PackageParser.ProviderIntentInfo info = filter; 12716 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12717 return null; 12718 } 12719 final PackageParser.Provider provider = info.provider; 12720 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12721 if (ps == null) { 12722 return null; 12723 } 12724 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12725 ps.readUserState(userId), userId); 12726 if (pi == null) { 12727 return null; 12728 } 12729 final ResolveInfo res = new ResolveInfo(); 12730 res.providerInfo = pi; 12731 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12732 res.filter = filter; 12733 } 12734 res.priority = info.getPriority(); 12735 res.preferredOrder = provider.owner.mPreferredOrder; 12736 res.match = match; 12737 res.isDefault = info.hasDefault; 12738 res.labelRes = info.labelRes; 12739 res.nonLocalizedLabel = info.nonLocalizedLabel; 12740 res.icon = info.icon; 12741 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12742 return res; 12743 } 12744 12745 @Override 12746 protected void sortResults(List<ResolveInfo> results) { 12747 Collections.sort(results, mResolvePrioritySorter); 12748 } 12749 12750 @Override 12751 protected void dumpFilter(PrintWriter out, String prefix, 12752 PackageParser.ProviderIntentInfo filter) { 12753 out.print(prefix); 12754 out.print( 12755 Integer.toHexString(System.identityHashCode(filter.provider))); 12756 out.print(' '); 12757 filter.provider.printComponentShortName(out); 12758 out.print(" filter "); 12759 out.println(Integer.toHexString(System.identityHashCode(filter))); 12760 } 12761 12762 @Override 12763 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12764 return filter.provider; 12765 } 12766 12767 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12768 PackageParser.Provider provider = (PackageParser.Provider)label; 12769 out.print(prefix); out.print( 12770 Integer.toHexString(System.identityHashCode(provider))); 12771 out.print(' '); 12772 provider.printComponentShortName(out); 12773 if (count > 1) { 12774 out.print(" ("); out.print(count); out.print(" filters)"); 12775 } 12776 out.println(); 12777 } 12778 12779 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12780 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12781 private int mFlags; 12782 } 12783 12784 static final class EphemeralIntentResolver 12785 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12786 /** 12787 * The result that has the highest defined order. Ordering applies on a 12788 * per-package basis. Mapping is from package name to Pair of order and 12789 * EphemeralResolveInfo. 12790 * <p> 12791 * NOTE: This is implemented as a field variable for convenience and efficiency. 12792 * By having a field variable, we're able to track filter ordering as soon as 12793 * a non-zero order is defined. Otherwise, multiple loops across the result set 12794 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12795 * this needs to be contained entirely within {@link #filterResults()}. 12796 */ 12797 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12798 12799 @Override 12800 protected AuxiliaryResolveInfo[] newArray(int size) { 12801 return new AuxiliaryResolveInfo[size]; 12802 } 12803 12804 @Override 12805 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12806 return true; 12807 } 12808 12809 @Override 12810 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12811 int userId) { 12812 if (!sUserManager.exists(userId)) { 12813 return null; 12814 } 12815 final String packageName = responseObj.resolveInfo.getPackageName(); 12816 final Integer order = responseObj.getOrder(); 12817 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12818 mOrderResult.get(packageName); 12819 // ordering is enabled and this item's order isn't high enough 12820 if (lastOrderResult != null && lastOrderResult.first >= order) { 12821 return null; 12822 } 12823 final EphemeralResolveInfo res = responseObj.resolveInfo; 12824 if (order > 0) { 12825 // non-zero order, enable ordering 12826 mOrderResult.put(packageName, new Pair<>(order, res)); 12827 } 12828 return responseObj; 12829 } 12830 12831 @Override 12832 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12833 // only do work if ordering is enabled [most of the time it won't be] 12834 if (mOrderResult.size() == 0) { 12835 return; 12836 } 12837 int resultSize = results.size(); 12838 for (int i = 0; i < resultSize; i++) { 12839 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12840 final String packageName = info.getPackageName(); 12841 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12842 if (savedInfo == null) { 12843 // package doesn't having ordering 12844 continue; 12845 } 12846 if (savedInfo.second == info) { 12847 // circled back to the highest ordered item; remove from order list 12848 mOrderResult.remove(savedInfo); 12849 if (mOrderResult.size() == 0) { 12850 // no more ordered items 12851 break; 12852 } 12853 continue; 12854 } 12855 // item has a worse order, remove it from the result list 12856 results.remove(i); 12857 resultSize--; 12858 i--; 12859 } 12860 } 12861 } 12862 12863 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12864 new Comparator<ResolveInfo>() { 12865 public int compare(ResolveInfo r1, ResolveInfo r2) { 12866 int v1 = r1.priority; 12867 int v2 = r2.priority; 12868 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12869 if (v1 != v2) { 12870 return (v1 > v2) ? -1 : 1; 12871 } 12872 v1 = r1.preferredOrder; 12873 v2 = r2.preferredOrder; 12874 if (v1 != v2) { 12875 return (v1 > v2) ? -1 : 1; 12876 } 12877 if (r1.isDefault != r2.isDefault) { 12878 return r1.isDefault ? -1 : 1; 12879 } 12880 v1 = r1.match; 12881 v2 = r2.match; 12882 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12883 if (v1 != v2) { 12884 return (v1 > v2) ? -1 : 1; 12885 } 12886 if (r1.system != r2.system) { 12887 return r1.system ? -1 : 1; 12888 } 12889 if (r1.activityInfo != null) { 12890 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12891 } 12892 if (r1.serviceInfo != null) { 12893 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12894 } 12895 if (r1.providerInfo != null) { 12896 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12897 } 12898 return 0; 12899 } 12900 }; 12901 12902 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12903 new Comparator<ProviderInfo>() { 12904 public int compare(ProviderInfo p1, ProviderInfo p2) { 12905 final int v1 = p1.initOrder; 12906 final int v2 = p2.initOrder; 12907 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12908 } 12909 }; 12910 12911 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12912 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12913 final int[] userIds) { 12914 mHandler.post(new Runnable() { 12915 @Override 12916 public void run() { 12917 try { 12918 final IActivityManager am = ActivityManager.getService(); 12919 if (am == null) return; 12920 final int[] resolvedUserIds; 12921 if (userIds == null) { 12922 resolvedUserIds = am.getRunningUserIds(); 12923 } else { 12924 resolvedUserIds = userIds; 12925 } 12926 for (int id : resolvedUserIds) { 12927 final Intent intent = new Intent(action, 12928 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12929 if (extras != null) { 12930 intent.putExtras(extras); 12931 } 12932 if (targetPkg != null) { 12933 intent.setPackage(targetPkg); 12934 } 12935 // Modify the UID when posting to other users 12936 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12937 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12938 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12939 intent.putExtra(Intent.EXTRA_UID, uid); 12940 } 12941 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12942 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12943 if (DEBUG_BROADCASTS) { 12944 RuntimeException here = new RuntimeException("here"); 12945 here.fillInStackTrace(); 12946 Slog.d(TAG, "Sending to user " + id + ": " 12947 + intent.toShortString(false, true, false, false) 12948 + " " + intent.getExtras(), here); 12949 } 12950 am.broadcastIntent(null, intent, null, finishedReceiver, 12951 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12952 null, finishedReceiver != null, false, id); 12953 } 12954 } catch (RemoteException ex) { 12955 } 12956 } 12957 }); 12958 } 12959 12960 /** 12961 * Check if the external storage media is available. This is true if there 12962 * is a mounted external storage medium or if the external storage is 12963 * emulated. 12964 */ 12965 private boolean isExternalMediaAvailable() { 12966 return mMediaMounted || Environment.isExternalStorageEmulated(); 12967 } 12968 12969 @Override 12970 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12971 // writer 12972 synchronized (mPackages) { 12973 if (!isExternalMediaAvailable()) { 12974 // If the external storage is no longer mounted at this point, 12975 // the caller may not have been able to delete all of this 12976 // packages files and can not delete any more. Bail. 12977 return null; 12978 } 12979 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12980 if (lastPackage != null) { 12981 pkgs.remove(lastPackage); 12982 } 12983 if (pkgs.size() > 0) { 12984 return pkgs.get(0); 12985 } 12986 } 12987 return null; 12988 } 12989 12990 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12991 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12992 userId, andCode ? 1 : 0, packageName); 12993 if (mSystemReady) { 12994 msg.sendToTarget(); 12995 } else { 12996 if (mPostSystemReadyMessages == null) { 12997 mPostSystemReadyMessages = new ArrayList<>(); 12998 } 12999 mPostSystemReadyMessages.add(msg); 13000 } 13001 } 13002 13003 void startCleaningPackages() { 13004 // reader 13005 if (!isExternalMediaAvailable()) { 13006 return; 13007 } 13008 synchronized (mPackages) { 13009 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13010 return; 13011 } 13012 } 13013 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13014 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13015 IActivityManager am = ActivityManager.getService(); 13016 if (am != null) { 13017 try { 13018 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 13019 UserHandle.USER_SYSTEM); 13020 } catch (RemoteException e) { 13021 } 13022 } 13023 } 13024 13025 @Override 13026 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13027 int installFlags, String installerPackageName, int userId) { 13028 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13029 13030 final int callingUid = Binder.getCallingUid(); 13031 enforceCrossUserPermission(callingUid, userId, 13032 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13033 13034 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13035 try { 13036 if (observer != null) { 13037 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13038 } 13039 } catch (RemoteException re) { 13040 } 13041 return; 13042 } 13043 13044 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13045 installFlags |= PackageManager.INSTALL_FROM_ADB; 13046 13047 } else { 13048 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13049 // about installerPackageName. 13050 13051 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13052 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13053 } 13054 13055 UserHandle user; 13056 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13057 user = UserHandle.ALL; 13058 } else { 13059 user = new UserHandle(userId); 13060 } 13061 13062 // Only system components can circumvent runtime permissions when installing. 13063 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13064 && mContext.checkCallingOrSelfPermission(Manifest.permission 13065 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13066 throw new SecurityException("You need the " 13067 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13068 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13069 } 13070 13071 final File originFile = new File(originPath); 13072 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13073 13074 final Message msg = mHandler.obtainMessage(INIT_COPY); 13075 final VerificationInfo verificationInfo = new VerificationInfo( 13076 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13077 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13078 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13079 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13080 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13081 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13082 msg.obj = params; 13083 13084 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13085 System.identityHashCode(msg.obj)); 13086 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13087 System.identityHashCode(msg.obj)); 13088 13089 mHandler.sendMessage(msg); 13090 } 13091 13092 13093 /** 13094 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13095 * it is acting on behalf on an enterprise or the user). 13096 * 13097 * Note that the ordering of the conditionals in this method is important. The checks we perform 13098 * are as follows, in this order: 13099 * 13100 * 1) If the install is being performed by a system app, we can trust the app to have set the 13101 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13102 * what it is. 13103 * 2) If the install is being performed by a device or profile owner app, the install reason 13104 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13105 * set the install reason correctly. If the app targets an older SDK version where install 13106 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13107 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13108 * 3) In all other cases, the install is being performed by a regular app that is neither part 13109 * of the system nor a device or profile owner. We have no reason to believe that this app is 13110 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13111 * set to enterprise policy and if so, change it to unknown instead. 13112 */ 13113 private int fixUpInstallReason(String installerPackageName, int installerUid, 13114 int installReason) { 13115 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13116 == PERMISSION_GRANTED) { 13117 // If the install is being performed by a system app, we trust that app to have set the 13118 // install reason correctly. 13119 return installReason; 13120 } 13121 13122 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13123 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13124 if (dpm != null) { 13125 ComponentName owner = null; 13126 try { 13127 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13128 if (owner == null) { 13129 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13130 } 13131 } catch (RemoteException e) { 13132 } 13133 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13134 // If the install is being performed by a device or profile owner, the install 13135 // reason should be enterprise policy. 13136 return PackageManager.INSTALL_REASON_POLICY; 13137 } 13138 } 13139 13140 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13141 // If the install is being performed by a regular app (i.e. neither system app nor 13142 // device or profile owner), we have no reason to believe that the app is acting on 13143 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13144 // change it to unknown instead. 13145 return PackageManager.INSTALL_REASON_UNKNOWN; 13146 } 13147 13148 // If the install is being performed by a regular app and the install reason was set to any 13149 // value but enterprise policy, leave the install reason unchanged. 13150 return installReason; 13151 } 13152 13153 void installStage(String packageName, File stagedDir, String stagedCid, 13154 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13155 String installerPackageName, int installerUid, UserHandle user, 13156 Certificate[][] certificates) { 13157 if (DEBUG_EPHEMERAL) { 13158 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13159 Slog.d(TAG, "Ephemeral install of " + packageName); 13160 } 13161 } 13162 final VerificationInfo verificationInfo = new VerificationInfo( 13163 sessionParams.originatingUri, sessionParams.referrerUri, 13164 sessionParams.originatingUid, installerUid); 13165 13166 final OriginInfo origin; 13167 if (stagedDir != null) { 13168 origin = OriginInfo.fromStagedFile(stagedDir); 13169 } else { 13170 origin = OriginInfo.fromStagedContainer(stagedCid); 13171 } 13172 13173 final Message msg = mHandler.obtainMessage(INIT_COPY); 13174 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13175 sessionParams.installReason); 13176 final InstallParams params = new InstallParams(origin, null, observer, 13177 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13178 verificationInfo, user, sessionParams.abiOverride, 13179 sessionParams.grantedRuntimePermissions, certificates, installReason); 13180 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13181 msg.obj = params; 13182 13183 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13184 System.identityHashCode(msg.obj)); 13185 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13186 System.identityHashCode(msg.obj)); 13187 13188 mHandler.sendMessage(msg); 13189 } 13190 13191 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13192 int userId) { 13193 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13194 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13195 } 13196 13197 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13198 int appId, int... userIds) { 13199 if (ArrayUtils.isEmpty(userIds)) { 13200 return; 13201 } 13202 Bundle extras = new Bundle(1); 13203 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13204 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13205 13206 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13207 packageName, extras, 0, null, null, userIds); 13208 if (isSystem) { 13209 mHandler.post(() -> { 13210 for (int userId : userIds) { 13211 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13212 } 13213 } 13214 ); 13215 } 13216 } 13217 13218 /** 13219 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13220 * automatically without needing an explicit launch. 13221 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13222 */ 13223 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13224 // If user is not running, the app didn't miss any broadcast 13225 if (!mUserManagerInternal.isUserRunning(userId)) { 13226 return; 13227 } 13228 final IActivityManager am = ActivityManager.getService(); 13229 try { 13230 // Deliver LOCKED_BOOT_COMPLETED first 13231 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13232 .setPackage(packageName); 13233 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13234 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13235 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13236 13237 // Deliver BOOT_COMPLETED only if user is unlocked 13238 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13239 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13240 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13241 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13242 } 13243 } catch (RemoteException e) { 13244 throw e.rethrowFromSystemServer(); 13245 } 13246 } 13247 13248 @Override 13249 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13250 int userId) { 13251 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13252 PackageSetting pkgSetting; 13253 final int uid = Binder.getCallingUid(); 13254 enforceCrossUserPermission(uid, userId, 13255 true /* requireFullPermission */, true /* checkShell */, 13256 "setApplicationHiddenSetting for user " + userId); 13257 13258 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13259 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13260 return false; 13261 } 13262 13263 long callingId = Binder.clearCallingIdentity(); 13264 try { 13265 boolean sendAdded = false; 13266 boolean sendRemoved = false; 13267 // writer 13268 synchronized (mPackages) { 13269 pkgSetting = mSettings.mPackages.get(packageName); 13270 if (pkgSetting == null) { 13271 return false; 13272 } 13273 // Do not allow "android" is being disabled 13274 if ("android".equals(packageName)) { 13275 Slog.w(TAG, "Cannot hide package: android"); 13276 return false; 13277 } 13278 // Cannot hide static shared libs as they are considered 13279 // a part of the using app (emulating static linking). Also 13280 // static libs are installed always on internal storage. 13281 PackageParser.Package pkg = mPackages.get(packageName); 13282 if (pkg != null && pkg.staticSharedLibName != null) { 13283 Slog.w(TAG, "Cannot hide package: " + packageName 13284 + " providing static shared library: " 13285 + pkg.staticSharedLibName); 13286 return false; 13287 } 13288 // Only allow protected packages to hide themselves. 13289 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13290 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13291 Slog.w(TAG, "Not hiding protected package: " + packageName); 13292 return false; 13293 } 13294 13295 if (pkgSetting.getHidden(userId) != hidden) { 13296 pkgSetting.setHidden(hidden, userId); 13297 mSettings.writePackageRestrictionsLPr(userId); 13298 if (hidden) { 13299 sendRemoved = true; 13300 } else { 13301 sendAdded = true; 13302 } 13303 } 13304 } 13305 if (sendAdded) { 13306 sendPackageAddedForUser(packageName, pkgSetting, userId); 13307 return true; 13308 } 13309 if (sendRemoved) { 13310 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13311 "hiding pkg"); 13312 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13313 return true; 13314 } 13315 } finally { 13316 Binder.restoreCallingIdentity(callingId); 13317 } 13318 return false; 13319 } 13320 13321 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13322 int userId) { 13323 final PackageRemovedInfo info = new PackageRemovedInfo(); 13324 info.removedPackage = packageName; 13325 info.removedUsers = new int[] {userId}; 13326 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13327 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13328 } 13329 13330 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13331 if (pkgList.length > 0) { 13332 Bundle extras = new Bundle(1); 13333 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13334 13335 sendPackageBroadcast( 13336 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13337 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13338 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13339 new int[] {userId}); 13340 } 13341 } 13342 13343 /** 13344 * Returns true if application is not found or there was an error. Otherwise it returns 13345 * the hidden state of the package for the given user. 13346 */ 13347 @Override 13348 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13349 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13350 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13351 true /* requireFullPermission */, false /* checkShell */, 13352 "getApplicationHidden for user " + userId); 13353 PackageSetting pkgSetting; 13354 long callingId = Binder.clearCallingIdentity(); 13355 try { 13356 // writer 13357 synchronized (mPackages) { 13358 pkgSetting = mSettings.mPackages.get(packageName); 13359 if (pkgSetting == null) { 13360 return true; 13361 } 13362 return pkgSetting.getHidden(userId); 13363 } 13364 } finally { 13365 Binder.restoreCallingIdentity(callingId); 13366 } 13367 } 13368 13369 /** 13370 * @hide 13371 */ 13372 @Override 13373 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13374 int installReason) { 13375 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13376 null); 13377 PackageSetting pkgSetting; 13378 final int uid = Binder.getCallingUid(); 13379 enforceCrossUserPermission(uid, userId, 13380 true /* requireFullPermission */, true /* checkShell */, 13381 "installExistingPackage for user " + userId); 13382 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13383 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13384 } 13385 13386 long callingId = Binder.clearCallingIdentity(); 13387 try { 13388 boolean installed = false; 13389 final boolean instantApp = 13390 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13391 final boolean fullApp = 13392 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13393 13394 // writer 13395 synchronized (mPackages) { 13396 pkgSetting = mSettings.mPackages.get(packageName); 13397 if (pkgSetting == null) { 13398 return PackageManager.INSTALL_FAILED_INVALID_URI; 13399 } 13400 if (!pkgSetting.getInstalled(userId)) { 13401 pkgSetting.setInstalled(true, userId); 13402 pkgSetting.setHidden(false, userId); 13403 pkgSetting.setInstallReason(installReason, userId); 13404 mSettings.writePackageRestrictionsLPr(userId); 13405 mSettings.writeKernelMappingLPr(pkgSetting); 13406 installed = true; 13407 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13408 // upgrade app from instant to full; we don't allow app downgrade 13409 installed = true; 13410 } 13411 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13412 } 13413 13414 if (installed) { 13415 if (pkgSetting.pkg != null) { 13416 synchronized (mInstallLock) { 13417 // We don't need to freeze for a brand new install 13418 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13419 } 13420 } 13421 sendPackageAddedForUser(packageName, pkgSetting, userId); 13422 synchronized (mPackages) { 13423 updateSequenceNumberLP(packageName, new int[]{ userId }); 13424 } 13425 } 13426 } finally { 13427 Binder.restoreCallingIdentity(callingId); 13428 } 13429 13430 return PackageManager.INSTALL_SUCCEEDED; 13431 } 13432 13433 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13434 boolean instantApp, boolean fullApp) { 13435 // no state specified; do nothing 13436 if (!instantApp && !fullApp) { 13437 return; 13438 } 13439 if (userId != UserHandle.USER_ALL) { 13440 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13441 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13442 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13443 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13444 } 13445 } else { 13446 for (int currentUserId : sUserManager.getUserIds()) { 13447 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13448 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13449 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13450 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13451 } 13452 } 13453 } 13454 } 13455 13456 boolean isUserRestricted(int userId, String restrictionKey) { 13457 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13458 if (restrictions.getBoolean(restrictionKey, false)) { 13459 Log.w(TAG, "User is restricted: " + restrictionKey); 13460 return true; 13461 } 13462 return false; 13463 } 13464 13465 @Override 13466 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13467 int userId) { 13468 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13469 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13470 true /* requireFullPermission */, true /* checkShell */, 13471 "setPackagesSuspended for user " + userId); 13472 13473 if (ArrayUtils.isEmpty(packageNames)) { 13474 return packageNames; 13475 } 13476 13477 // List of package names for whom the suspended state has changed. 13478 List<String> changedPackages = new ArrayList<>(packageNames.length); 13479 // List of package names for whom the suspended state is not set as requested in this 13480 // method. 13481 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13482 long callingId = Binder.clearCallingIdentity(); 13483 try { 13484 for (int i = 0; i < packageNames.length; i++) { 13485 String packageName = packageNames[i]; 13486 boolean changed = false; 13487 final int appId; 13488 synchronized (mPackages) { 13489 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13490 if (pkgSetting == null) { 13491 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13492 + "\". Skipping suspending/un-suspending."); 13493 unactionedPackages.add(packageName); 13494 continue; 13495 } 13496 appId = pkgSetting.appId; 13497 if (pkgSetting.getSuspended(userId) != suspended) { 13498 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13499 unactionedPackages.add(packageName); 13500 continue; 13501 } 13502 pkgSetting.setSuspended(suspended, userId); 13503 mSettings.writePackageRestrictionsLPr(userId); 13504 changed = true; 13505 changedPackages.add(packageName); 13506 } 13507 } 13508 13509 if (changed && suspended) { 13510 killApplication(packageName, UserHandle.getUid(userId, appId), 13511 "suspending package"); 13512 } 13513 } 13514 } finally { 13515 Binder.restoreCallingIdentity(callingId); 13516 } 13517 13518 if (!changedPackages.isEmpty()) { 13519 sendPackagesSuspendedForUser(changedPackages.toArray( 13520 new String[changedPackages.size()]), userId, suspended); 13521 } 13522 13523 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13524 } 13525 13526 @Override 13527 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13528 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13529 true /* requireFullPermission */, false /* checkShell */, 13530 "isPackageSuspendedForUser for user " + userId); 13531 synchronized (mPackages) { 13532 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13533 if (pkgSetting == null) { 13534 throw new IllegalArgumentException("Unknown target package: " + packageName); 13535 } 13536 return pkgSetting.getSuspended(userId); 13537 } 13538 } 13539 13540 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13541 if (isPackageDeviceAdmin(packageName, userId)) { 13542 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13543 + "\": has an active device admin"); 13544 return false; 13545 } 13546 13547 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13548 if (packageName.equals(activeLauncherPackageName)) { 13549 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13550 + "\": contains the active launcher"); 13551 return false; 13552 } 13553 13554 if (packageName.equals(mRequiredInstallerPackage)) { 13555 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13556 + "\": required for package installation"); 13557 return false; 13558 } 13559 13560 if (packageName.equals(mRequiredUninstallerPackage)) { 13561 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13562 + "\": required for package uninstallation"); 13563 return false; 13564 } 13565 13566 if (packageName.equals(mRequiredVerifierPackage)) { 13567 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13568 + "\": required for package verification"); 13569 return false; 13570 } 13571 13572 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13573 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13574 + "\": is the default dialer"); 13575 return false; 13576 } 13577 13578 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13579 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13580 + "\": protected package"); 13581 return false; 13582 } 13583 13584 // Cannot suspend static shared libs as they are considered 13585 // a part of the using app (emulating static linking). Also 13586 // static libs are installed always on internal storage. 13587 PackageParser.Package pkg = mPackages.get(packageName); 13588 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13589 Slog.w(TAG, "Cannot suspend package: " + packageName 13590 + " providing static shared library: " 13591 + pkg.staticSharedLibName); 13592 return false; 13593 } 13594 13595 return true; 13596 } 13597 13598 private String getActiveLauncherPackageName(int userId) { 13599 Intent intent = new Intent(Intent.ACTION_MAIN); 13600 intent.addCategory(Intent.CATEGORY_HOME); 13601 ResolveInfo resolveInfo = resolveIntent( 13602 intent, 13603 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13604 PackageManager.MATCH_DEFAULT_ONLY, 13605 userId); 13606 13607 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13608 } 13609 13610 private String getDefaultDialerPackageName(int userId) { 13611 synchronized (mPackages) { 13612 return mSettings.getDefaultDialerPackageNameLPw(userId); 13613 } 13614 } 13615 13616 @Override 13617 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13618 mContext.enforceCallingOrSelfPermission( 13619 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13620 "Only package verification agents can verify applications"); 13621 13622 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13623 final PackageVerificationResponse response = new PackageVerificationResponse( 13624 verificationCode, Binder.getCallingUid()); 13625 msg.arg1 = id; 13626 msg.obj = response; 13627 mHandler.sendMessage(msg); 13628 } 13629 13630 @Override 13631 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13632 long millisecondsToDelay) { 13633 mContext.enforceCallingOrSelfPermission( 13634 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13635 "Only package verification agents can extend verification timeouts"); 13636 13637 final PackageVerificationState state = mPendingVerification.get(id); 13638 final PackageVerificationResponse response = new PackageVerificationResponse( 13639 verificationCodeAtTimeout, Binder.getCallingUid()); 13640 13641 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13642 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13643 } 13644 if (millisecondsToDelay < 0) { 13645 millisecondsToDelay = 0; 13646 } 13647 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13648 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13649 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13650 } 13651 13652 if ((state != null) && !state.timeoutExtended()) { 13653 state.extendTimeout(); 13654 13655 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13656 msg.arg1 = id; 13657 msg.obj = response; 13658 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13659 } 13660 } 13661 13662 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13663 int verificationCode, UserHandle user) { 13664 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13665 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13666 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13667 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13668 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13669 13670 mContext.sendBroadcastAsUser(intent, user, 13671 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13672 } 13673 13674 private ComponentName matchComponentForVerifier(String packageName, 13675 List<ResolveInfo> receivers) { 13676 ActivityInfo targetReceiver = null; 13677 13678 final int NR = receivers.size(); 13679 for (int i = 0; i < NR; i++) { 13680 final ResolveInfo info = receivers.get(i); 13681 if (info.activityInfo == null) { 13682 continue; 13683 } 13684 13685 if (packageName.equals(info.activityInfo.packageName)) { 13686 targetReceiver = info.activityInfo; 13687 break; 13688 } 13689 } 13690 13691 if (targetReceiver == null) { 13692 return null; 13693 } 13694 13695 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13696 } 13697 13698 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13699 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13700 if (pkgInfo.verifiers.length == 0) { 13701 return null; 13702 } 13703 13704 final int N = pkgInfo.verifiers.length; 13705 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13706 for (int i = 0; i < N; i++) { 13707 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13708 13709 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13710 receivers); 13711 if (comp == null) { 13712 continue; 13713 } 13714 13715 final int verifierUid = getUidForVerifier(verifierInfo); 13716 if (verifierUid == -1) { 13717 continue; 13718 } 13719 13720 if (DEBUG_VERIFY) { 13721 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13722 + " with the correct signature"); 13723 } 13724 sufficientVerifiers.add(comp); 13725 verificationState.addSufficientVerifier(verifierUid); 13726 } 13727 13728 return sufficientVerifiers; 13729 } 13730 13731 private int getUidForVerifier(VerifierInfo verifierInfo) { 13732 synchronized (mPackages) { 13733 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13734 if (pkg == null) { 13735 return -1; 13736 } else if (pkg.mSignatures.length != 1) { 13737 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13738 + " has more than one signature; ignoring"); 13739 return -1; 13740 } 13741 13742 /* 13743 * If the public key of the package's signature does not match 13744 * our expected public key, then this is a different package and 13745 * we should skip. 13746 */ 13747 13748 final byte[] expectedPublicKey; 13749 try { 13750 final Signature verifierSig = pkg.mSignatures[0]; 13751 final PublicKey publicKey = verifierSig.getPublicKey(); 13752 expectedPublicKey = publicKey.getEncoded(); 13753 } catch (CertificateException e) { 13754 return -1; 13755 } 13756 13757 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13758 13759 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13760 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13761 + " does not have the expected public key; ignoring"); 13762 return -1; 13763 } 13764 13765 return pkg.applicationInfo.uid; 13766 } 13767 } 13768 13769 @Override 13770 public void finishPackageInstall(int token, boolean didLaunch) { 13771 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13772 13773 if (DEBUG_INSTALL) { 13774 Slog.v(TAG, "BM finishing package install for " + token); 13775 } 13776 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13777 13778 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13779 mHandler.sendMessage(msg); 13780 } 13781 13782 /** 13783 * Get the verification agent timeout. 13784 * 13785 * @return verification timeout in milliseconds 13786 */ 13787 private long getVerificationTimeout() { 13788 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13789 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13790 DEFAULT_VERIFICATION_TIMEOUT); 13791 } 13792 13793 /** 13794 * Get the default verification agent response code. 13795 * 13796 * @return default verification response code 13797 */ 13798 private int getDefaultVerificationResponse() { 13799 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13800 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13801 DEFAULT_VERIFICATION_RESPONSE); 13802 } 13803 13804 /** 13805 * Check whether or not package verification has been enabled. 13806 * 13807 * @return true if verification should be performed 13808 */ 13809 private boolean isVerificationEnabled(int userId, int installFlags) { 13810 if (!DEFAULT_VERIFY_ENABLE) { 13811 return false; 13812 } 13813 // Ephemeral apps don't get the full verification treatment 13814 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13815 if (DEBUG_EPHEMERAL) { 13816 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13817 } 13818 return false; 13819 } 13820 13821 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13822 13823 // Check if installing from ADB 13824 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13825 // Do not run verification in a test harness environment 13826 if (ActivityManager.isRunningInTestHarness()) { 13827 return false; 13828 } 13829 if (ensureVerifyAppsEnabled) { 13830 return true; 13831 } 13832 // Check if the developer does not want package verification for ADB installs 13833 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13834 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13835 return false; 13836 } 13837 } 13838 13839 if (ensureVerifyAppsEnabled) { 13840 return true; 13841 } 13842 13843 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13844 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13845 } 13846 13847 @Override 13848 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13849 throws RemoteException { 13850 mContext.enforceCallingOrSelfPermission( 13851 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13852 "Only intentfilter verification agents can verify applications"); 13853 13854 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13855 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13856 Binder.getCallingUid(), verificationCode, failedDomains); 13857 msg.arg1 = id; 13858 msg.obj = response; 13859 mHandler.sendMessage(msg); 13860 } 13861 13862 @Override 13863 public int getIntentVerificationStatus(String packageName, int userId) { 13864 synchronized (mPackages) { 13865 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13866 } 13867 } 13868 13869 @Override 13870 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13871 mContext.enforceCallingOrSelfPermission( 13872 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13873 13874 boolean result = false; 13875 synchronized (mPackages) { 13876 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13877 } 13878 if (result) { 13879 scheduleWritePackageRestrictionsLocked(userId); 13880 } 13881 return result; 13882 } 13883 13884 @Override 13885 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13886 String packageName) { 13887 synchronized (mPackages) { 13888 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13889 } 13890 } 13891 13892 @Override 13893 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13894 if (TextUtils.isEmpty(packageName)) { 13895 return ParceledListSlice.emptyList(); 13896 } 13897 synchronized (mPackages) { 13898 PackageParser.Package pkg = mPackages.get(packageName); 13899 if (pkg == null || pkg.activities == null) { 13900 return ParceledListSlice.emptyList(); 13901 } 13902 final int count = pkg.activities.size(); 13903 ArrayList<IntentFilter> result = new ArrayList<>(); 13904 for (int n=0; n<count; n++) { 13905 PackageParser.Activity activity = pkg.activities.get(n); 13906 if (activity.intents != null && activity.intents.size() > 0) { 13907 result.addAll(activity.intents); 13908 } 13909 } 13910 return new ParceledListSlice<>(result); 13911 } 13912 } 13913 13914 @Override 13915 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13916 mContext.enforceCallingOrSelfPermission( 13917 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13918 13919 synchronized (mPackages) { 13920 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13921 if (packageName != null) { 13922 result |= updateIntentVerificationStatus(packageName, 13923 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13924 userId); 13925 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13926 packageName, userId); 13927 } 13928 return result; 13929 } 13930 } 13931 13932 @Override 13933 public String getDefaultBrowserPackageName(int userId) { 13934 synchronized (mPackages) { 13935 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13936 } 13937 } 13938 13939 /** 13940 * Get the "allow unknown sources" setting. 13941 * 13942 * @return the current "allow unknown sources" setting 13943 */ 13944 private int getUnknownSourcesSettings() { 13945 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13946 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13947 -1); 13948 } 13949 13950 @Override 13951 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13952 final int uid = Binder.getCallingUid(); 13953 // writer 13954 synchronized (mPackages) { 13955 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13956 if (targetPackageSetting == null) { 13957 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13958 } 13959 13960 PackageSetting installerPackageSetting; 13961 if (installerPackageName != null) { 13962 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13963 if (installerPackageSetting == null) { 13964 throw new IllegalArgumentException("Unknown installer package: " 13965 + installerPackageName); 13966 } 13967 } else { 13968 installerPackageSetting = null; 13969 } 13970 13971 Signature[] callerSignature; 13972 Object obj = mSettings.getUserIdLPr(uid); 13973 if (obj != null) { 13974 if (obj instanceof SharedUserSetting) { 13975 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13976 } else if (obj instanceof PackageSetting) { 13977 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13978 } else { 13979 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13980 } 13981 } else { 13982 throw new SecurityException("Unknown calling UID: " + uid); 13983 } 13984 13985 // Verify: can't set installerPackageName to a package that is 13986 // not signed with the same cert as the caller. 13987 if (installerPackageSetting != null) { 13988 if (compareSignatures(callerSignature, 13989 installerPackageSetting.signatures.mSignatures) 13990 != PackageManager.SIGNATURE_MATCH) { 13991 throw new SecurityException( 13992 "Caller does not have same cert as new installer package " 13993 + installerPackageName); 13994 } 13995 } 13996 13997 // Verify: if target already has an installer package, it must 13998 // be signed with the same cert as the caller. 13999 if (targetPackageSetting.installerPackageName != null) { 14000 PackageSetting setting = mSettings.mPackages.get( 14001 targetPackageSetting.installerPackageName); 14002 // If the currently set package isn't valid, then it's always 14003 // okay to change it. 14004 if (setting != null) { 14005 if (compareSignatures(callerSignature, 14006 setting.signatures.mSignatures) 14007 != PackageManager.SIGNATURE_MATCH) { 14008 throw new SecurityException( 14009 "Caller does not have same cert as old installer package " 14010 + targetPackageSetting.installerPackageName); 14011 } 14012 } 14013 } 14014 14015 // Okay! 14016 targetPackageSetting.installerPackageName = installerPackageName; 14017 if (installerPackageName != null) { 14018 mSettings.mInstallerPackages.add(installerPackageName); 14019 } 14020 scheduleWriteSettingsLocked(); 14021 } 14022 } 14023 14024 @Override 14025 public void setApplicationCategoryHint(String packageName, int categoryHint, 14026 String callerPackageName) { 14027 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14028 callerPackageName); 14029 synchronized (mPackages) { 14030 PackageSetting ps = mSettings.mPackages.get(packageName); 14031 if (ps == null) { 14032 throw new IllegalArgumentException("Unknown target package " + packageName); 14033 } 14034 14035 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14036 throw new IllegalArgumentException("Calling package " + callerPackageName 14037 + " is not installer for " + packageName); 14038 } 14039 14040 if (ps.categoryHint != categoryHint) { 14041 ps.categoryHint = categoryHint; 14042 scheduleWriteSettingsLocked(); 14043 } 14044 } 14045 } 14046 14047 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14048 // Queue up an async operation since the package installation may take a little while. 14049 mHandler.post(new Runnable() { 14050 public void run() { 14051 mHandler.removeCallbacks(this); 14052 // Result object to be returned 14053 PackageInstalledInfo res = new PackageInstalledInfo(); 14054 res.setReturnCode(currentStatus); 14055 res.uid = -1; 14056 res.pkg = null; 14057 res.removedInfo = null; 14058 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14059 args.doPreInstall(res.returnCode); 14060 synchronized (mInstallLock) { 14061 installPackageTracedLI(args, res); 14062 } 14063 args.doPostInstall(res.returnCode, res.uid); 14064 } 14065 14066 // A restore should be performed at this point if (a) the install 14067 // succeeded, (b) the operation is not an update, and (c) the new 14068 // package has not opted out of backup participation. 14069 final boolean update = res.removedInfo != null 14070 && res.removedInfo.removedPackage != null; 14071 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14072 boolean doRestore = !update 14073 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14074 14075 // Set up the post-install work request bookkeeping. This will be used 14076 // and cleaned up by the post-install event handling regardless of whether 14077 // there's a restore pass performed. Token values are >= 1. 14078 int token; 14079 if (mNextInstallToken < 0) mNextInstallToken = 1; 14080 token = mNextInstallToken++; 14081 14082 PostInstallData data = new PostInstallData(args, res); 14083 mRunningInstalls.put(token, data); 14084 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14085 14086 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14087 // Pass responsibility to the Backup Manager. It will perform a 14088 // restore if appropriate, then pass responsibility back to the 14089 // Package Manager to run the post-install observer callbacks 14090 // and broadcasts. 14091 IBackupManager bm = IBackupManager.Stub.asInterface( 14092 ServiceManager.getService(Context.BACKUP_SERVICE)); 14093 if (bm != null) { 14094 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14095 + " to BM for possible restore"); 14096 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14097 try { 14098 // TODO: http://b/22388012 14099 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14100 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14101 } else { 14102 doRestore = false; 14103 } 14104 } catch (RemoteException e) { 14105 // can't happen; the backup manager is local 14106 } catch (Exception e) { 14107 Slog.e(TAG, "Exception trying to enqueue restore", e); 14108 doRestore = false; 14109 } 14110 } else { 14111 Slog.e(TAG, "Backup Manager not found!"); 14112 doRestore = false; 14113 } 14114 } 14115 14116 if (!doRestore) { 14117 // No restore possible, or the Backup Manager was mysteriously not 14118 // available -- just fire the post-install work request directly. 14119 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14120 14121 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14122 14123 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14124 mHandler.sendMessage(msg); 14125 } 14126 } 14127 }); 14128 } 14129 14130 /** 14131 * Callback from PackageSettings whenever an app is first transitioned out of the 14132 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14133 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14134 * here whether the app is the target of an ongoing install, and only send the 14135 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14136 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14137 * handling. 14138 */ 14139 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14140 // Serialize this with the rest of the install-process message chain. In the 14141 // restore-at-install case, this Runnable will necessarily run before the 14142 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14143 // are coherent. In the non-restore case, the app has already completed install 14144 // and been launched through some other means, so it is not in a problematic 14145 // state for observers to see the FIRST_LAUNCH signal. 14146 mHandler.post(new Runnable() { 14147 @Override 14148 public void run() { 14149 for (int i = 0; i < mRunningInstalls.size(); i++) { 14150 final PostInstallData data = mRunningInstalls.valueAt(i); 14151 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14152 continue; 14153 } 14154 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14155 // right package; but is it for the right user? 14156 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14157 if (userId == data.res.newUsers[uIndex]) { 14158 if (DEBUG_BACKUP) { 14159 Slog.i(TAG, "Package " + pkgName 14160 + " being restored so deferring FIRST_LAUNCH"); 14161 } 14162 return; 14163 } 14164 } 14165 } 14166 } 14167 // didn't find it, so not being restored 14168 if (DEBUG_BACKUP) { 14169 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14170 } 14171 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14172 } 14173 }); 14174 } 14175 14176 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14177 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14178 installerPkg, null, userIds); 14179 } 14180 14181 private abstract class HandlerParams { 14182 private static final int MAX_RETRIES = 4; 14183 14184 /** 14185 * Number of times startCopy() has been attempted and had a non-fatal 14186 * error. 14187 */ 14188 private int mRetries = 0; 14189 14190 /** User handle for the user requesting the information or installation. */ 14191 private final UserHandle mUser; 14192 String traceMethod; 14193 int traceCookie; 14194 14195 HandlerParams(UserHandle user) { 14196 mUser = user; 14197 } 14198 14199 UserHandle getUser() { 14200 return mUser; 14201 } 14202 14203 HandlerParams setTraceMethod(String traceMethod) { 14204 this.traceMethod = traceMethod; 14205 return this; 14206 } 14207 14208 HandlerParams setTraceCookie(int traceCookie) { 14209 this.traceCookie = traceCookie; 14210 return this; 14211 } 14212 14213 final boolean startCopy() { 14214 boolean res; 14215 try { 14216 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14217 14218 if (++mRetries > MAX_RETRIES) { 14219 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14220 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14221 handleServiceError(); 14222 return false; 14223 } else { 14224 handleStartCopy(); 14225 res = true; 14226 } 14227 } catch (RemoteException e) { 14228 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14229 mHandler.sendEmptyMessage(MCS_RECONNECT); 14230 res = false; 14231 } 14232 handleReturnCode(); 14233 return res; 14234 } 14235 14236 final void serviceError() { 14237 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14238 handleServiceError(); 14239 handleReturnCode(); 14240 } 14241 14242 abstract void handleStartCopy() throws RemoteException; 14243 abstract void handleServiceError(); 14244 abstract void handleReturnCode(); 14245 } 14246 14247 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14248 for (File path : paths) { 14249 try { 14250 mcs.clearDirectory(path.getAbsolutePath()); 14251 } catch (RemoteException e) { 14252 } 14253 } 14254 } 14255 14256 static class OriginInfo { 14257 /** 14258 * Location where install is coming from, before it has been 14259 * copied/renamed into place. This could be a single monolithic APK 14260 * file, or a cluster directory. This location may be untrusted. 14261 */ 14262 final File file; 14263 final String cid; 14264 14265 /** 14266 * Flag indicating that {@link #file} or {@link #cid} has already been 14267 * staged, meaning downstream users don't need to defensively copy the 14268 * contents. 14269 */ 14270 final boolean staged; 14271 14272 /** 14273 * Flag indicating that {@link #file} or {@link #cid} is an already 14274 * installed app that is being moved. 14275 */ 14276 final boolean existing; 14277 14278 final String resolvedPath; 14279 final File resolvedFile; 14280 14281 static OriginInfo fromNothing() { 14282 return new OriginInfo(null, null, false, false); 14283 } 14284 14285 static OriginInfo fromUntrustedFile(File file) { 14286 return new OriginInfo(file, null, false, false); 14287 } 14288 14289 static OriginInfo fromExistingFile(File file) { 14290 return new OriginInfo(file, null, false, true); 14291 } 14292 14293 static OriginInfo fromStagedFile(File file) { 14294 return new OriginInfo(file, null, true, false); 14295 } 14296 14297 static OriginInfo fromStagedContainer(String cid) { 14298 return new OriginInfo(null, cid, true, false); 14299 } 14300 14301 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14302 this.file = file; 14303 this.cid = cid; 14304 this.staged = staged; 14305 this.existing = existing; 14306 14307 if (cid != null) { 14308 resolvedPath = PackageHelper.getSdDir(cid); 14309 resolvedFile = new File(resolvedPath); 14310 } else if (file != null) { 14311 resolvedPath = file.getAbsolutePath(); 14312 resolvedFile = file; 14313 } else { 14314 resolvedPath = null; 14315 resolvedFile = null; 14316 } 14317 } 14318 } 14319 14320 static class MoveInfo { 14321 final int moveId; 14322 final String fromUuid; 14323 final String toUuid; 14324 final String packageName; 14325 final String dataAppName; 14326 final int appId; 14327 final String seinfo; 14328 final int targetSdkVersion; 14329 14330 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14331 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14332 this.moveId = moveId; 14333 this.fromUuid = fromUuid; 14334 this.toUuid = toUuid; 14335 this.packageName = packageName; 14336 this.dataAppName = dataAppName; 14337 this.appId = appId; 14338 this.seinfo = seinfo; 14339 this.targetSdkVersion = targetSdkVersion; 14340 } 14341 } 14342 14343 static class VerificationInfo { 14344 /** A constant used to indicate that a uid value is not present. */ 14345 public static final int NO_UID = -1; 14346 14347 /** URI referencing where the package was downloaded from. */ 14348 final Uri originatingUri; 14349 14350 /** HTTP referrer URI associated with the originatingURI. */ 14351 final Uri referrer; 14352 14353 /** UID of the application that the install request originated from. */ 14354 final int originatingUid; 14355 14356 /** UID of application requesting the install */ 14357 final int installerUid; 14358 14359 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14360 this.originatingUri = originatingUri; 14361 this.referrer = referrer; 14362 this.originatingUid = originatingUid; 14363 this.installerUid = installerUid; 14364 } 14365 } 14366 14367 class InstallParams extends HandlerParams { 14368 final OriginInfo origin; 14369 final MoveInfo move; 14370 final IPackageInstallObserver2 observer; 14371 int installFlags; 14372 final String installerPackageName; 14373 final String volumeUuid; 14374 private InstallArgs mArgs; 14375 private int mRet; 14376 final String packageAbiOverride; 14377 final String[] grantedRuntimePermissions; 14378 final VerificationInfo verificationInfo; 14379 final Certificate[][] certificates; 14380 final int installReason; 14381 14382 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14383 int installFlags, String installerPackageName, String volumeUuid, 14384 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14385 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14386 super(user); 14387 this.origin = origin; 14388 this.move = move; 14389 this.observer = observer; 14390 this.installFlags = installFlags; 14391 this.installerPackageName = installerPackageName; 14392 this.volumeUuid = volumeUuid; 14393 this.verificationInfo = verificationInfo; 14394 this.packageAbiOverride = packageAbiOverride; 14395 this.grantedRuntimePermissions = grantedPermissions; 14396 this.certificates = certificates; 14397 this.installReason = installReason; 14398 } 14399 14400 @Override 14401 public String toString() { 14402 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14403 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14404 } 14405 14406 private int installLocationPolicy(PackageInfoLite pkgLite) { 14407 String packageName = pkgLite.packageName; 14408 int installLocation = pkgLite.installLocation; 14409 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14410 // reader 14411 synchronized (mPackages) { 14412 // Currently installed package which the new package is attempting to replace or 14413 // null if no such package is installed. 14414 PackageParser.Package installedPkg = mPackages.get(packageName); 14415 // Package which currently owns the data which the new package will own if installed. 14416 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14417 // will be null whereas dataOwnerPkg will contain information about the package 14418 // which was uninstalled while keeping its data. 14419 PackageParser.Package dataOwnerPkg = installedPkg; 14420 if (dataOwnerPkg == null) { 14421 PackageSetting ps = mSettings.mPackages.get(packageName); 14422 if (ps != null) { 14423 dataOwnerPkg = ps.pkg; 14424 } 14425 } 14426 14427 if (dataOwnerPkg != null) { 14428 // If installed, the package will get access to data left on the device by its 14429 // predecessor. As a security measure, this is permited only if this is not a 14430 // version downgrade or if the predecessor package is marked as debuggable and 14431 // a downgrade is explicitly requested. 14432 // 14433 // On debuggable platform builds, downgrades are permitted even for 14434 // non-debuggable packages to make testing easier. Debuggable platform builds do 14435 // not offer security guarantees and thus it's OK to disable some security 14436 // mechanisms to make debugging/testing easier on those builds. However, even on 14437 // debuggable builds downgrades of packages are permitted only if requested via 14438 // installFlags. This is because we aim to keep the behavior of debuggable 14439 // platform builds as close as possible to the behavior of non-debuggable 14440 // platform builds. 14441 final boolean downgradeRequested = 14442 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14443 final boolean packageDebuggable = 14444 (dataOwnerPkg.applicationInfo.flags 14445 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14446 final boolean downgradePermitted = 14447 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14448 if (!downgradePermitted) { 14449 try { 14450 checkDowngrade(dataOwnerPkg, pkgLite); 14451 } catch (PackageManagerException e) { 14452 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14453 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14454 } 14455 } 14456 } 14457 14458 if (installedPkg != null) { 14459 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14460 // Check for updated system application. 14461 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14462 if (onSd) { 14463 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14464 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14465 } 14466 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14467 } else { 14468 if (onSd) { 14469 // Install flag overrides everything. 14470 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14471 } 14472 // If current upgrade specifies particular preference 14473 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14474 // Application explicitly specified internal. 14475 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14476 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14477 // App explictly prefers external. Let policy decide 14478 } else { 14479 // Prefer previous location 14480 if (isExternal(installedPkg)) { 14481 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14482 } 14483 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14484 } 14485 } 14486 } else { 14487 // Invalid install. Return error code 14488 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14489 } 14490 } 14491 } 14492 // All the special cases have been taken care of. 14493 // Return result based on recommended install location. 14494 if (onSd) { 14495 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14496 } 14497 return pkgLite.recommendedInstallLocation; 14498 } 14499 14500 /* 14501 * Invoke remote method to get package information and install 14502 * location values. Override install location based on default 14503 * policy if needed and then create install arguments based 14504 * on the install location. 14505 */ 14506 public void handleStartCopy() throws RemoteException { 14507 int ret = PackageManager.INSTALL_SUCCEEDED; 14508 14509 // If we're already staged, we've firmly committed to an install location 14510 if (origin.staged) { 14511 if (origin.file != null) { 14512 installFlags |= PackageManager.INSTALL_INTERNAL; 14513 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14514 } else if (origin.cid != null) { 14515 installFlags |= PackageManager.INSTALL_EXTERNAL; 14516 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14517 } else { 14518 throw new IllegalStateException("Invalid stage location"); 14519 } 14520 } 14521 14522 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14523 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14524 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14525 PackageInfoLite pkgLite = null; 14526 14527 if (onInt && onSd) { 14528 // Check if both bits are set. 14529 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14530 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14531 } else if (onSd && ephemeral) { 14532 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14533 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14534 } else { 14535 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14536 packageAbiOverride); 14537 14538 if (DEBUG_EPHEMERAL && ephemeral) { 14539 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14540 } 14541 14542 /* 14543 * If we have too little free space, try to free cache 14544 * before giving up. 14545 */ 14546 if (!origin.staged && pkgLite.recommendedInstallLocation 14547 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14548 // TODO: focus freeing disk space on the target device 14549 final StorageManager storage = StorageManager.from(mContext); 14550 final long lowThreshold = storage.getStorageLowBytes( 14551 Environment.getDataDirectory()); 14552 14553 final long sizeBytes = mContainerService.calculateInstalledSize( 14554 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14555 14556 try { 14557 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14558 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14559 installFlags, packageAbiOverride); 14560 } catch (InstallerException e) { 14561 Slog.w(TAG, "Failed to free cache", e); 14562 } 14563 14564 /* 14565 * The cache free must have deleted the file we 14566 * downloaded to install. 14567 * 14568 * TODO: fix the "freeCache" call to not delete 14569 * the file we care about. 14570 */ 14571 if (pkgLite.recommendedInstallLocation 14572 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14573 pkgLite.recommendedInstallLocation 14574 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14575 } 14576 } 14577 } 14578 14579 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14580 int loc = pkgLite.recommendedInstallLocation; 14581 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14582 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14583 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14584 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14585 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14586 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14587 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14588 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14589 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14590 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14591 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14592 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14593 } else { 14594 // Override with defaults if needed. 14595 loc = installLocationPolicy(pkgLite); 14596 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14597 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14598 } else if (!onSd && !onInt) { 14599 // Override install location with flags 14600 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14601 // Set the flag to install on external media. 14602 installFlags |= PackageManager.INSTALL_EXTERNAL; 14603 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14604 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14605 if (DEBUG_EPHEMERAL) { 14606 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14607 } 14608 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14609 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14610 |PackageManager.INSTALL_INTERNAL); 14611 } else { 14612 // Make sure the flag for installing on external 14613 // media is unset 14614 installFlags |= PackageManager.INSTALL_INTERNAL; 14615 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14616 } 14617 } 14618 } 14619 } 14620 14621 final InstallArgs args = createInstallArgs(this); 14622 mArgs = args; 14623 14624 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14625 // TODO: http://b/22976637 14626 // Apps installed for "all" users use the device owner to verify the app 14627 UserHandle verifierUser = getUser(); 14628 if (verifierUser == UserHandle.ALL) { 14629 verifierUser = UserHandle.SYSTEM; 14630 } 14631 14632 /* 14633 * Determine if we have any installed package verifiers. If we 14634 * do, then we'll defer to them to verify the packages. 14635 */ 14636 final int requiredUid = mRequiredVerifierPackage == null ? -1 14637 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14638 verifierUser.getIdentifier()); 14639 if (!origin.existing && requiredUid != -1 14640 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14641 final Intent verification = new Intent( 14642 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14643 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14644 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14645 PACKAGE_MIME_TYPE); 14646 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14647 14648 // Query all live verifiers based on current user state 14649 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14650 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14651 14652 if (DEBUG_VERIFY) { 14653 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14654 + verification.toString() + " with " + pkgLite.verifiers.length 14655 + " optional verifiers"); 14656 } 14657 14658 final int verificationId = mPendingVerificationToken++; 14659 14660 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14661 14662 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14663 installerPackageName); 14664 14665 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14666 installFlags); 14667 14668 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14669 pkgLite.packageName); 14670 14671 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14672 pkgLite.versionCode); 14673 14674 if (verificationInfo != null) { 14675 if (verificationInfo.originatingUri != null) { 14676 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14677 verificationInfo.originatingUri); 14678 } 14679 if (verificationInfo.referrer != null) { 14680 verification.putExtra(Intent.EXTRA_REFERRER, 14681 verificationInfo.referrer); 14682 } 14683 if (verificationInfo.originatingUid >= 0) { 14684 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14685 verificationInfo.originatingUid); 14686 } 14687 if (verificationInfo.installerUid >= 0) { 14688 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14689 verificationInfo.installerUid); 14690 } 14691 } 14692 14693 final PackageVerificationState verificationState = new PackageVerificationState( 14694 requiredUid, args); 14695 14696 mPendingVerification.append(verificationId, verificationState); 14697 14698 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14699 receivers, verificationState); 14700 14701 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14702 final long idleDuration = getVerificationTimeout(); 14703 14704 /* 14705 * If any sufficient verifiers were listed in the package 14706 * manifest, attempt to ask them. 14707 */ 14708 if (sufficientVerifiers != null) { 14709 final int N = sufficientVerifiers.size(); 14710 if (N == 0) { 14711 Slog.i(TAG, "Additional verifiers required, but none installed."); 14712 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14713 } else { 14714 for (int i = 0; i < N; i++) { 14715 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14716 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14717 verifierComponent.getPackageName(), idleDuration, 14718 verifierUser.getIdentifier(), false, "package verifier"); 14719 14720 final Intent sufficientIntent = new Intent(verification); 14721 sufficientIntent.setComponent(verifierComponent); 14722 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14723 } 14724 } 14725 } 14726 14727 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14728 mRequiredVerifierPackage, receivers); 14729 if (ret == PackageManager.INSTALL_SUCCEEDED 14730 && mRequiredVerifierPackage != null) { 14731 Trace.asyncTraceBegin( 14732 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14733 /* 14734 * Send the intent to the required verification agent, 14735 * but only start the verification timeout after the 14736 * target BroadcastReceivers have run. 14737 */ 14738 verification.setComponent(requiredVerifierComponent); 14739 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14740 requiredVerifierComponent.getPackageName(), idleDuration, 14741 verifierUser.getIdentifier(), false, "package verifier"); 14742 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14743 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14744 new BroadcastReceiver() { 14745 @Override 14746 public void onReceive(Context context, Intent intent) { 14747 final Message msg = mHandler 14748 .obtainMessage(CHECK_PENDING_VERIFICATION); 14749 msg.arg1 = verificationId; 14750 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14751 } 14752 }, null, 0, null, null); 14753 14754 /* 14755 * We don't want the copy to proceed until verification 14756 * succeeds, so null out this field. 14757 */ 14758 mArgs = null; 14759 } 14760 } else { 14761 /* 14762 * No package verification is enabled, so immediately start 14763 * the remote call to initiate copy using temporary file. 14764 */ 14765 ret = args.copyApk(mContainerService, true); 14766 } 14767 } 14768 14769 mRet = ret; 14770 } 14771 14772 @Override 14773 void handleReturnCode() { 14774 // If mArgs is null, then MCS couldn't be reached. When it 14775 // reconnects, it will try again to install. At that point, this 14776 // will succeed. 14777 if (mArgs != null) { 14778 processPendingInstall(mArgs, mRet); 14779 } 14780 } 14781 14782 @Override 14783 void handleServiceError() { 14784 mArgs = createInstallArgs(this); 14785 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14786 } 14787 14788 public boolean isForwardLocked() { 14789 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14790 } 14791 } 14792 14793 /** 14794 * Used during creation of InstallArgs 14795 * 14796 * @param installFlags package installation flags 14797 * @return true if should be installed on external storage 14798 */ 14799 private static boolean installOnExternalAsec(int installFlags) { 14800 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14801 return false; 14802 } 14803 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14804 return true; 14805 } 14806 return false; 14807 } 14808 14809 /** 14810 * Used during creation of InstallArgs 14811 * 14812 * @param installFlags package installation flags 14813 * @return true if should be installed as forward locked 14814 */ 14815 private static boolean installForwardLocked(int installFlags) { 14816 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14817 } 14818 14819 private InstallArgs createInstallArgs(InstallParams params) { 14820 if (params.move != null) { 14821 return new MoveInstallArgs(params); 14822 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14823 return new AsecInstallArgs(params); 14824 } else { 14825 return new FileInstallArgs(params); 14826 } 14827 } 14828 14829 /** 14830 * Create args that describe an existing installed package. Typically used 14831 * when cleaning up old installs, or used as a move source. 14832 */ 14833 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14834 String resourcePath, String[] instructionSets) { 14835 final boolean isInAsec; 14836 if (installOnExternalAsec(installFlags)) { 14837 /* Apps on SD card are always in ASEC containers. */ 14838 isInAsec = true; 14839 } else if (installForwardLocked(installFlags) 14840 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14841 /* 14842 * Forward-locked apps are only in ASEC containers if they're the 14843 * new style 14844 */ 14845 isInAsec = true; 14846 } else { 14847 isInAsec = false; 14848 } 14849 14850 if (isInAsec) { 14851 return new AsecInstallArgs(codePath, instructionSets, 14852 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14853 } else { 14854 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14855 } 14856 } 14857 14858 static abstract class InstallArgs { 14859 /** @see InstallParams#origin */ 14860 final OriginInfo origin; 14861 /** @see InstallParams#move */ 14862 final MoveInfo move; 14863 14864 final IPackageInstallObserver2 observer; 14865 // Always refers to PackageManager flags only 14866 final int installFlags; 14867 final String installerPackageName; 14868 final String volumeUuid; 14869 final UserHandle user; 14870 final String abiOverride; 14871 final String[] installGrantPermissions; 14872 /** If non-null, drop an async trace when the install completes */ 14873 final String traceMethod; 14874 final int traceCookie; 14875 final Certificate[][] certificates; 14876 final int installReason; 14877 14878 // The list of instruction sets supported by this app. This is currently 14879 // only used during the rmdex() phase to clean up resources. We can get rid of this 14880 // if we move dex files under the common app path. 14881 /* nullable */ String[] instructionSets; 14882 14883 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14884 int installFlags, String installerPackageName, String volumeUuid, 14885 UserHandle user, String[] instructionSets, 14886 String abiOverride, String[] installGrantPermissions, 14887 String traceMethod, int traceCookie, Certificate[][] certificates, 14888 int installReason) { 14889 this.origin = origin; 14890 this.move = move; 14891 this.installFlags = installFlags; 14892 this.observer = observer; 14893 this.installerPackageName = installerPackageName; 14894 this.volumeUuid = volumeUuid; 14895 this.user = user; 14896 this.instructionSets = instructionSets; 14897 this.abiOverride = abiOverride; 14898 this.installGrantPermissions = installGrantPermissions; 14899 this.traceMethod = traceMethod; 14900 this.traceCookie = traceCookie; 14901 this.certificates = certificates; 14902 this.installReason = installReason; 14903 } 14904 14905 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14906 abstract int doPreInstall(int status); 14907 14908 /** 14909 * Rename package into final resting place. All paths on the given 14910 * scanned package should be updated to reflect the rename. 14911 */ 14912 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14913 abstract int doPostInstall(int status, int uid); 14914 14915 /** @see PackageSettingBase#codePathString */ 14916 abstract String getCodePath(); 14917 /** @see PackageSettingBase#resourcePathString */ 14918 abstract String getResourcePath(); 14919 14920 // Need installer lock especially for dex file removal. 14921 abstract void cleanUpResourcesLI(); 14922 abstract boolean doPostDeleteLI(boolean delete); 14923 14924 /** 14925 * Called before the source arguments are copied. This is used mostly 14926 * for MoveParams when it needs to read the source file to put it in the 14927 * destination. 14928 */ 14929 int doPreCopy() { 14930 return PackageManager.INSTALL_SUCCEEDED; 14931 } 14932 14933 /** 14934 * Called after the source arguments are copied. This is used mostly for 14935 * MoveParams when it needs to read the source file to put it in the 14936 * destination. 14937 */ 14938 int doPostCopy(int uid) { 14939 return PackageManager.INSTALL_SUCCEEDED; 14940 } 14941 14942 protected boolean isFwdLocked() { 14943 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14944 } 14945 14946 protected boolean isExternalAsec() { 14947 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14948 } 14949 14950 protected boolean isEphemeral() { 14951 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14952 } 14953 14954 UserHandle getUser() { 14955 return user; 14956 } 14957 } 14958 14959 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14960 if (!allCodePaths.isEmpty()) { 14961 if (instructionSets == null) { 14962 throw new IllegalStateException("instructionSet == null"); 14963 } 14964 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14965 for (String codePath : allCodePaths) { 14966 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14967 try { 14968 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14969 } catch (InstallerException ignored) { 14970 } 14971 } 14972 } 14973 } 14974 } 14975 14976 /** 14977 * Logic to handle installation of non-ASEC applications, including copying 14978 * and renaming logic. 14979 */ 14980 class FileInstallArgs extends InstallArgs { 14981 private File codeFile; 14982 private File resourceFile; 14983 14984 // Example topology: 14985 // /data/app/com.example/base.apk 14986 // /data/app/com.example/split_foo.apk 14987 // /data/app/com.example/lib/arm/libfoo.so 14988 // /data/app/com.example/lib/arm64/libfoo.so 14989 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14990 14991 /** New install */ 14992 FileInstallArgs(InstallParams params) { 14993 super(params.origin, params.move, params.observer, params.installFlags, 14994 params.installerPackageName, params.volumeUuid, 14995 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14996 params.grantedRuntimePermissions, 14997 params.traceMethod, params.traceCookie, params.certificates, 14998 params.installReason); 14999 if (isFwdLocked()) { 15000 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15001 } 15002 } 15003 15004 /** Existing install */ 15005 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15006 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15007 null, null, null, 0, null /*certificates*/, 15008 PackageManager.INSTALL_REASON_UNKNOWN); 15009 this.codeFile = (codePath != null) ? new File(codePath) : null; 15010 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15011 } 15012 15013 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15014 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15015 try { 15016 return doCopyApk(imcs, temp); 15017 } finally { 15018 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15019 } 15020 } 15021 15022 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15023 if (origin.staged) { 15024 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15025 codeFile = origin.file; 15026 resourceFile = origin.file; 15027 return PackageManager.INSTALL_SUCCEEDED; 15028 } 15029 15030 try { 15031 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15032 final File tempDir = 15033 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15034 codeFile = tempDir; 15035 resourceFile = tempDir; 15036 } catch (IOException e) { 15037 Slog.w(TAG, "Failed to create copy file: " + e); 15038 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15039 } 15040 15041 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15042 @Override 15043 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15044 if (!FileUtils.isValidExtFilename(name)) { 15045 throw new IllegalArgumentException("Invalid filename: " + name); 15046 } 15047 try { 15048 final File file = new File(codeFile, name); 15049 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15050 O_RDWR | O_CREAT, 0644); 15051 Os.chmod(file.getAbsolutePath(), 0644); 15052 return new ParcelFileDescriptor(fd); 15053 } catch (ErrnoException e) { 15054 throw new RemoteException("Failed to open: " + e.getMessage()); 15055 } 15056 } 15057 }; 15058 15059 int ret = PackageManager.INSTALL_SUCCEEDED; 15060 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15061 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15062 Slog.e(TAG, "Failed to copy package"); 15063 return ret; 15064 } 15065 15066 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15067 NativeLibraryHelper.Handle handle = null; 15068 try { 15069 handle = NativeLibraryHelper.Handle.create(codeFile); 15070 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15071 abiOverride); 15072 } catch (IOException e) { 15073 Slog.e(TAG, "Copying native libraries failed", e); 15074 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15075 } finally { 15076 IoUtils.closeQuietly(handle); 15077 } 15078 15079 return ret; 15080 } 15081 15082 int doPreInstall(int status) { 15083 if (status != PackageManager.INSTALL_SUCCEEDED) { 15084 cleanUp(); 15085 } 15086 return status; 15087 } 15088 15089 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15090 if (status != PackageManager.INSTALL_SUCCEEDED) { 15091 cleanUp(); 15092 return false; 15093 } 15094 15095 final File targetDir = codeFile.getParentFile(); 15096 final File beforeCodeFile = codeFile; 15097 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15098 15099 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15100 try { 15101 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15102 } catch (ErrnoException e) { 15103 Slog.w(TAG, "Failed to rename", e); 15104 return false; 15105 } 15106 15107 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15108 Slog.w(TAG, "Failed to restorecon"); 15109 return false; 15110 } 15111 15112 // Reflect the rename internally 15113 codeFile = afterCodeFile; 15114 resourceFile = afterCodeFile; 15115 15116 // Reflect the rename in scanned details 15117 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15118 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15119 afterCodeFile, pkg.baseCodePath)); 15120 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15121 afterCodeFile, pkg.splitCodePaths)); 15122 15123 // Reflect the rename in app info 15124 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15125 pkg.setApplicationInfoCodePath(pkg.codePath); 15126 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15127 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15128 pkg.setApplicationInfoResourcePath(pkg.codePath); 15129 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15130 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15131 15132 return true; 15133 } 15134 15135 int doPostInstall(int status, int uid) { 15136 if (status != PackageManager.INSTALL_SUCCEEDED) { 15137 cleanUp(); 15138 } 15139 return status; 15140 } 15141 15142 @Override 15143 String getCodePath() { 15144 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15145 } 15146 15147 @Override 15148 String getResourcePath() { 15149 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15150 } 15151 15152 private boolean cleanUp() { 15153 if (codeFile == null || !codeFile.exists()) { 15154 return false; 15155 } 15156 15157 removeCodePathLI(codeFile); 15158 15159 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15160 resourceFile.delete(); 15161 } 15162 15163 return true; 15164 } 15165 15166 void cleanUpResourcesLI() { 15167 // Try enumerating all code paths before deleting 15168 List<String> allCodePaths = Collections.EMPTY_LIST; 15169 if (codeFile != null && codeFile.exists()) { 15170 try { 15171 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15172 allCodePaths = pkg.getAllCodePaths(); 15173 } catch (PackageParserException e) { 15174 // Ignored; we tried our best 15175 } 15176 } 15177 15178 cleanUp(); 15179 removeDexFiles(allCodePaths, instructionSets); 15180 } 15181 15182 boolean doPostDeleteLI(boolean delete) { 15183 // XXX err, shouldn't we respect the delete flag? 15184 cleanUpResourcesLI(); 15185 return true; 15186 } 15187 } 15188 15189 private boolean isAsecExternal(String cid) { 15190 final String asecPath = PackageHelper.getSdFilesystem(cid); 15191 return !asecPath.startsWith(mAsecInternalPath); 15192 } 15193 15194 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15195 PackageManagerException { 15196 if (copyRet < 0) { 15197 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15198 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15199 throw new PackageManagerException(copyRet, message); 15200 } 15201 } 15202 } 15203 15204 /** 15205 * Extract the StorageManagerService "container ID" from the full code path of an 15206 * .apk. 15207 */ 15208 static String cidFromCodePath(String fullCodePath) { 15209 int eidx = fullCodePath.lastIndexOf("/"); 15210 String subStr1 = fullCodePath.substring(0, eidx); 15211 int sidx = subStr1.lastIndexOf("/"); 15212 return subStr1.substring(sidx+1, eidx); 15213 } 15214 15215 /** 15216 * Logic to handle installation of ASEC applications, including copying and 15217 * renaming logic. 15218 */ 15219 class AsecInstallArgs extends InstallArgs { 15220 static final String RES_FILE_NAME = "pkg.apk"; 15221 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15222 15223 String cid; 15224 String packagePath; 15225 String resourcePath; 15226 15227 /** New install */ 15228 AsecInstallArgs(InstallParams params) { 15229 super(params.origin, params.move, params.observer, params.installFlags, 15230 params.installerPackageName, params.volumeUuid, 15231 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15232 params.grantedRuntimePermissions, 15233 params.traceMethod, params.traceCookie, params.certificates, 15234 params.installReason); 15235 } 15236 15237 /** Existing install */ 15238 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15239 boolean isExternal, boolean isForwardLocked) { 15240 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15241 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15242 instructionSets, null, null, null, 0, null /*certificates*/, 15243 PackageManager.INSTALL_REASON_UNKNOWN); 15244 // Hackily pretend we're still looking at a full code path 15245 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15246 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15247 } 15248 15249 // Extract cid from fullCodePath 15250 int eidx = fullCodePath.lastIndexOf("/"); 15251 String subStr1 = fullCodePath.substring(0, eidx); 15252 int sidx = subStr1.lastIndexOf("/"); 15253 cid = subStr1.substring(sidx+1, eidx); 15254 setMountPath(subStr1); 15255 } 15256 15257 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15258 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15259 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15260 instructionSets, null, null, null, 0, null /*certificates*/, 15261 PackageManager.INSTALL_REASON_UNKNOWN); 15262 this.cid = cid; 15263 setMountPath(PackageHelper.getSdDir(cid)); 15264 } 15265 15266 void createCopyFile() { 15267 cid = mInstallerService.allocateExternalStageCidLegacy(); 15268 } 15269 15270 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15271 if (origin.staged && origin.cid != null) { 15272 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15273 cid = origin.cid; 15274 setMountPath(PackageHelper.getSdDir(cid)); 15275 return PackageManager.INSTALL_SUCCEEDED; 15276 } 15277 15278 if (temp) { 15279 createCopyFile(); 15280 } else { 15281 /* 15282 * Pre-emptively destroy the container since it's destroyed if 15283 * copying fails due to it existing anyway. 15284 */ 15285 PackageHelper.destroySdDir(cid); 15286 } 15287 15288 final String newMountPath = imcs.copyPackageToContainer( 15289 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15290 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15291 15292 if (newMountPath != null) { 15293 setMountPath(newMountPath); 15294 return PackageManager.INSTALL_SUCCEEDED; 15295 } else { 15296 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15297 } 15298 } 15299 15300 @Override 15301 String getCodePath() { 15302 return packagePath; 15303 } 15304 15305 @Override 15306 String getResourcePath() { 15307 return resourcePath; 15308 } 15309 15310 int doPreInstall(int status) { 15311 if (status != PackageManager.INSTALL_SUCCEEDED) { 15312 // Destroy container 15313 PackageHelper.destroySdDir(cid); 15314 } else { 15315 boolean mounted = PackageHelper.isContainerMounted(cid); 15316 if (!mounted) { 15317 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15318 Process.SYSTEM_UID); 15319 if (newMountPath != null) { 15320 setMountPath(newMountPath); 15321 } else { 15322 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15323 } 15324 } 15325 } 15326 return status; 15327 } 15328 15329 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15330 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15331 String newMountPath = null; 15332 if (PackageHelper.isContainerMounted(cid)) { 15333 // Unmount the container 15334 if (!PackageHelper.unMountSdDir(cid)) { 15335 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15336 return false; 15337 } 15338 } 15339 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15340 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15341 " which might be stale. Will try to clean up."); 15342 // Clean up the stale container and proceed to recreate. 15343 if (!PackageHelper.destroySdDir(newCacheId)) { 15344 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15345 return false; 15346 } 15347 // Successfully cleaned up stale container. Try to rename again. 15348 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15349 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15350 + " inspite of cleaning it up."); 15351 return false; 15352 } 15353 } 15354 if (!PackageHelper.isContainerMounted(newCacheId)) { 15355 Slog.w(TAG, "Mounting container " + newCacheId); 15356 newMountPath = PackageHelper.mountSdDir(newCacheId, 15357 getEncryptKey(), Process.SYSTEM_UID); 15358 } else { 15359 newMountPath = PackageHelper.getSdDir(newCacheId); 15360 } 15361 if (newMountPath == null) { 15362 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15363 return false; 15364 } 15365 Log.i(TAG, "Succesfully renamed " + cid + 15366 " to " + newCacheId + 15367 " at new path: " + newMountPath); 15368 cid = newCacheId; 15369 15370 final File beforeCodeFile = new File(packagePath); 15371 setMountPath(newMountPath); 15372 final File afterCodeFile = new File(packagePath); 15373 15374 // Reflect the rename in scanned details 15375 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15376 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15377 afterCodeFile, pkg.baseCodePath)); 15378 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15379 afterCodeFile, pkg.splitCodePaths)); 15380 15381 // Reflect the rename in app info 15382 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15383 pkg.setApplicationInfoCodePath(pkg.codePath); 15384 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15385 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15386 pkg.setApplicationInfoResourcePath(pkg.codePath); 15387 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15388 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15389 15390 return true; 15391 } 15392 15393 private void setMountPath(String mountPath) { 15394 final File mountFile = new File(mountPath); 15395 15396 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15397 if (monolithicFile.exists()) { 15398 packagePath = monolithicFile.getAbsolutePath(); 15399 if (isFwdLocked()) { 15400 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15401 } else { 15402 resourcePath = packagePath; 15403 } 15404 } else { 15405 packagePath = mountFile.getAbsolutePath(); 15406 resourcePath = packagePath; 15407 } 15408 } 15409 15410 int doPostInstall(int status, int uid) { 15411 if (status != PackageManager.INSTALL_SUCCEEDED) { 15412 cleanUp(); 15413 } else { 15414 final int groupOwner; 15415 final String protectedFile; 15416 if (isFwdLocked()) { 15417 groupOwner = UserHandle.getSharedAppGid(uid); 15418 protectedFile = RES_FILE_NAME; 15419 } else { 15420 groupOwner = -1; 15421 protectedFile = null; 15422 } 15423 15424 if (uid < Process.FIRST_APPLICATION_UID 15425 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15426 Slog.e(TAG, "Failed to finalize " + cid); 15427 PackageHelper.destroySdDir(cid); 15428 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15429 } 15430 15431 boolean mounted = PackageHelper.isContainerMounted(cid); 15432 if (!mounted) { 15433 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15434 } 15435 } 15436 return status; 15437 } 15438 15439 private void cleanUp() { 15440 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15441 15442 // Destroy secure container 15443 PackageHelper.destroySdDir(cid); 15444 } 15445 15446 private List<String> getAllCodePaths() { 15447 final File codeFile = new File(getCodePath()); 15448 if (codeFile != null && codeFile.exists()) { 15449 try { 15450 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15451 return pkg.getAllCodePaths(); 15452 } catch (PackageParserException e) { 15453 // Ignored; we tried our best 15454 } 15455 } 15456 return Collections.EMPTY_LIST; 15457 } 15458 15459 void cleanUpResourcesLI() { 15460 // Enumerate all code paths before deleting 15461 cleanUpResourcesLI(getAllCodePaths()); 15462 } 15463 15464 private void cleanUpResourcesLI(List<String> allCodePaths) { 15465 cleanUp(); 15466 removeDexFiles(allCodePaths, instructionSets); 15467 } 15468 15469 String getPackageName() { 15470 return getAsecPackageName(cid); 15471 } 15472 15473 boolean doPostDeleteLI(boolean delete) { 15474 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15475 final List<String> allCodePaths = getAllCodePaths(); 15476 boolean mounted = PackageHelper.isContainerMounted(cid); 15477 if (mounted) { 15478 // Unmount first 15479 if (PackageHelper.unMountSdDir(cid)) { 15480 mounted = false; 15481 } 15482 } 15483 if (!mounted && delete) { 15484 cleanUpResourcesLI(allCodePaths); 15485 } 15486 return !mounted; 15487 } 15488 15489 @Override 15490 int doPreCopy() { 15491 if (isFwdLocked()) { 15492 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15493 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15494 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15495 } 15496 } 15497 15498 return PackageManager.INSTALL_SUCCEEDED; 15499 } 15500 15501 @Override 15502 int doPostCopy(int uid) { 15503 if (isFwdLocked()) { 15504 if (uid < Process.FIRST_APPLICATION_UID 15505 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15506 RES_FILE_NAME)) { 15507 Slog.e(TAG, "Failed to finalize " + cid); 15508 PackageHelper.destroySdDir(cid); 15509 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15510 } 15511 } 15512 15513 return PackageManager.INSTALL_SUCCEEDED; 15514 } 15515 } 15516 15517 /** 15518 * Logic to handle movement of existing installed applications. 15519 */ 15520 class MoveInstallArgs extends InstallArgs { 15521 private File codeFile; 15522 private File resourceFile; 15523 15524 /** New install */ 15525 MoveInstallArgs(InstallParams params) { 15526 super(params.origin, params.move, params.observer, params.installFlags, 15527 params.installerPackageName, params.volumeUuid, 15528 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15529 params.grantedRuntimePermissions, 15530 params.traceMethod, params.traceCookie, params.certificates, 15531 params.installReason); 15532 } 15533 15534 int copyApk(IMediaContainerService imcs, boolean temp) { 15535 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15536 + move.fromUuid + " to " + move.toUuid); 15537 synchronized (mInstaller) { 15538 try { 15539 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15540 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15541 } catch (InstallerException e) { 15542 Slog.w(TAG, "Failed to move app", e); 15543 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15544 } 15545 } 15546 15547 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15548 resourceFile = codeFile; 15549 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15550 15551 return PackageManager.INSTALL_SUCCEEDED; 15552 } 15553 15554 int doPreInstall(int status) { 15555 if (status != PackageManager.INSTALL_SUCCEEDED) { 15556 cleanUp(move.toUuid); 15557 } 15558 return status; 15559 } 15560 15561 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15562 if (status != PackageManager.INSTALL_SUCCEEDED) { 15563 cleanUp(move.toUuid); 15564 return false; 15565 } 15566 15567 // Reflect the move in app info 15568 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15569 pkg.setApplicationInfoCodePath(pkg.codePath); 15570 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15571 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15572 pkg.setApplicationInfoResourcePath(pkg.codePath); 15573 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15574 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15575 15576 return true; 15577 } 15578 15579 int doPostInstall(int status, int uid) { 15580 if (status == PackageManager.INSTALL_SUCCEEDED) { 15581 cleanUp(move.fromUuid); 15582 } else { 15583 cleanUp(move.toUuid); 15584 } 15585 return status; 15586 } 15587 15588 @Override 15589 String getCodePath() { 15590 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15591 } 15592 15593 @Override 15594 String getResourcePath() { 15595 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15596 } 15597 15598 private boolean cleanUp(String volumeUuid) { 15599 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15600 move.dataAppName); 15601 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15602 final int[] userIds = sUserManager.getUserIds(); 15603 synchronized (mInstallLock) { 15604 // Clean up both app data and code 15605 // All package moves are frozen until finished 15606 for (int userId : userIds) { 15607 try { 15608 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15609 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15610 } catch (InstallerException e) { 15611 Slog.w(TAG, String.valueOf(e)); 15612 } 15613 } 15614 removeCodePathLI(codeFile); 15615 } 15616 return true; 15617 } 15618 15619 void cleanUpResourcesLI() { 15620 throw new UnsupportedOperationException(); 15621 } 15622 15623 boolean doPostDeleteLI(boolean delete) { 15624 throw new UnsupportedOperationException(); 15625 } 15626 } 15627 15628 static String getAsecPackageName(String packageCid) { 15629 int idx = packageCid.lastIndexOf("-"); 15630 if (idx == -1) { 15631 return packageCid; 15632 } 15633 return packageCid.substring(0, idx); 15634 } 15635 15636 // Utility method used to create code paths based on package name and available index. 15637 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15638 String idxStr = ""; 15639 int idx = 1; 15640 // Fall back to default value of idx=1 if prefix is not 15641 // part of oldCodePath 15642 if (oldCodePath != null) { 15643 String subStr = oldCodePath; 15644 // Drop the suffix right away 15645 if (suffix != null && subStr.endsWith(suffix)) { 15646 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15647 } 15648 // If oldCodePath already contains prefix find out the 15649 // ending index to either increment or decrement. 15650 int sidx = subStr.lastIndexOf(prefix); 15651 if (sidx != -1) { 15652 subStr = subStr.substring(sidx + prefix.length()); 15653 if (subStr != null) { 15654 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15655 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15656 } 15657 try { 15658 idx = Integer.parseInt(subStr); 15659 if (idx <= 1) { 15660 idx++; 15661 } else { 15662 idx--; 15663 } 15664 } catch(NumberFormatException e) { 15665 } 15666 } 15667 } 15668 } 15669 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15670 return prefix + idxStr; 15671 } 15672 15673 private File getNextCodePath(File targetDir, String packageName) { 15674 File result; 15675 SecureRandom random = new SecureRandom(); 15676 byte[] bytes = new byte[16]; 15677 do { 15678 random.nextBytes(bytes); 15679 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15680 result = new File(targetDir, packageName + "-" + suffix); 15681 } while (result.exists()); 15682 return result; 15683 } 15684 15685 // Utility method that returns the relative package path with respect 15686 // to the installation directory. Like say for /data/data/com.test-1.apk 15687 // string com.test-1 is returned. 15688 static String deriveCodePathName(String codePath) { 15689 if (codePath == null) { 15690 return null; 15691 } 15692 final File codeFile = new File(codePath); 15693 final String name = codeFile.getName(); 15694 if (codeFile.isDirectory()) { 15695 return name; 15696 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15697 final int lastDot = name.lastIndexOf('.'); 15698 return name.substring(0, lastDot); 15699 } else { 15700 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15701 return null; 15702 } 15703 } 15704 15705 static class PackageInstalledInfo { 15706 String name; 15707 int uid; 15708 // The set of users that originally had this package installed. 15709 int[] origUsers; 15710 // The set of users that now have this package installed. 15711 int[] newUsers; 15712 PackageParser.Package pkg; 15713 int returnCode; 15714 String returnMsg; 15715 PackageRemovedInfo removedInfo; 15716 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15717 15718 public void setError(int code, String msg) { 15719 setReturnCode(code); 15720 setReturnMessage(msg); 15721 Slog.w(TAG, msg); 15722 } 15723 15724 public void setError(String msg, PackageParserException e) { 15725 setReturnCode(e.error); 15726 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15727 Slog.w(TAG, msg, e); 15728 } 15729 15730 public void setError(String msg, PackageManagerException e) { 15731 returnCode = e.error; 15732 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15733 Slog.w(TAG, msg, e); 15734 } 15735 15736 public void setReturnCode(int returnCode) { 15737 this.returnCode = returnCode; 15738 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15739 for (int i = 0; i < childCount; i++) { 15740 addedChildPackages.valueAt(i).returnCode = returnCode; 15741 } 15742 } 15743 15744 private void setReturnMessage(String returnMsg) { 15745 this.returnMsg = returnMsg; 15746 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15747 for (int i = 0; i < childCount; i++) { 15748 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15749 } 15750 } 15751 15752 // In some error cases we want to convey more info back to the observer 15753 String origPackage; 15754 String origPermission; 15755 } 15756 15757 /* 15758 * Install a non-existing package. 15759 */ 15760 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15761 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15762 PackageInstalledInfo res, int installReason) { 15763 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15764 15765 // Remember this for later, in case we need to rollback this install 15766 String pkgName = pkg.packageName; 15767 15768 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15769 15770 synchronized(mPackages) { 15771 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15772 if (renamedPackage != null) { 15773 // A package with the same name is already installed, though 15774 // it has been renamed to an older name. The package we 15775 // are trying to install should be installed as an update to 15776 // the existing one, but that has not been requested, so bail. 15777 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15778 + " without first uninstalling package running as " 15779 + renamedPackage); 15780 return; 15781 } 15782 if (mPackages.containsKey(pkgName)) { 15783 // Don't allow installation over an existing package with the same name. 15784 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15785 + " without first uninstalling."); 15786 return; 15787 } 15788 } 15789 15790 try { 15791 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15792 System.currentTimeMillis(), user); 15793 15794 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15795 15796 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15797 prepareAppDataAfterInstallLIF(newPackage); 15798 15799 } else { 15800 // Remove package from internal structures, but keep around any 15801 // data that might have already existed 15802 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15803 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15804 } 15805 } catch (PackageManagerException e) { 15806 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15807 } 15808 15809 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15810 } 15811 15812 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15813 // Can't rotate keys during boot or if sharedUser. 15814 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15815 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15816 return false; 15817 } 15818 // app is using upgradeKeySets; make sure all are valid 15819 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15820 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15821 for (int i = 0; i < upgradeKeySets.length; i++) { 15822 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15823 Slog.wtf(TAG, "Package " 15824 + (oldPs.name != null ? oldPs.name : "<null>") 15825 + " contains upgrade-key-set reference to unknown key-set: " 15826 + upgradeKeySets[i] 15827 + " reverting to signatures check."); 15828 return false; 15829 } 15830 } 15831 return true; 15832 } 15833 15834 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15835 // Upgrade keysets are being used. Determine if new package has a superset of the 15836 // required keys. 15837 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15838 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15839 for (int i = 0; i < upgradeKeySets.length; i++) { 15840 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15841 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15842 return true; 15843 } 15844 } 15845 return false; 15846 } 15847 15848 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15849 try (DigestInputStream digestStream = 15850 new DigestInputStream(new FileInputStream(file), digest)) { 15851 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15852 } 15853 } 15854 15855 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15856 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15857 int installReason) { 15858 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15859 15860 final PackageParser.Package oldPackage; 15861 final String pkgName = pkg.packageName; 15862 final int[] allUsers; 15863 final int[] installedUsers; 15864 15865 synchronized(mPackages) { 15866 oldPackage = mPackages.get(pkgName); 15867 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15868 15869 // don't allow upgrade to target a release SDK from a pre-release SDK 15870 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15871 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15872 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15873 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15874 if (oldTargetsPreRelease 15875 && !newTargetsPreRelease 15876 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15877 Slog.w(TAG, "Can't install package targeting released sdk"); 15878 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15879 return; 15880 } 15881 15882 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15883 15884 // don't allow an upgrade from full to ephemeral 15885 if (isInstantApp && !ps.getInstantApp(user.getIdentifier())) { 15886 // can't downgrade from full to instant 15887 Slog.w(TAG, "Can't replace app with instant app: " + pkgName); 15888 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15889 return; 15890 } 15891 15892 // verify signatures are valid 15893 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15894 if (!checkUpgradeKeySetLP(ps, pkg)) { 15895 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15896 "New package not signed by keys specified by upgrade-keysets: " 15897 + pkgName); 15898 return; 15899 } 15900 } else { 15901 // default to original signature matching 15902 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15903 != PackageManager.SIGNATURE_MATCH) { 15904 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15905 "New package has a different signature: " + pkgName); 15906 return; 15907 } 15908 } 15909 15910 // don't allow a system upgrade unless the upgrade hash matches 15911 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15912 byte[] digestBytes = null; 15913 try { 15914 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15915 updateDigest(digest, new File(pkg.baseCodePath)); 15916 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15917 for (String path : pkg.splitCodePaths) { 15918 updateDigest(digest, new File(path)); 15919 } 15920 } 15921 digestBytes = digest.digest(); 15922 } catch (NoSuchAlgorithmException | IOException e) { 15923 res.setError(INSTALL_FAILED_INVALID_APK, 15924 "Could not compute hash: " + pkgName); 15925 return; 15926 } 15927 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15928 res.setError(INSTALL_FAILED_INVALID_APK, 15929 "New package fails restrict-update check: " + pkgName); 15930 return; 15931 } 15932 // retain upgrade restriction 15933 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15934 } 15935 15936 // Check for shared user id changes 15937 String invalidPackageName = 15938 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15939 if (invalidPackageName != null) { 15940 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15941 "Package " + invalidPackageName + " tried to change user " 15942 + oldPackage.mSharedUserId); 15943 return; 15944 } 15945 15946 // In case of rollback, remember per-user/profile install state 15947 allUsers = sUserManager.getUserIds(); 15948 installedUsers = ps.queryInstalledUsers(allUsers, true); 15949 } 15950 15951 // Update what is removed 15952 res.removedInfo = new PackageRemovedInfo(); 15953 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15954 res.removedInfo.removedPackage = oldPackage.packageName; 15955 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15956 res.removedInfo.isUpdate = true; 15957 res.removedInfo.origUsers = installedUsers; 15958 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15959 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15960 for (int i = 0; i < installedUsers.length; i++) { 15961 final int userId = installedUsers[i]; 15962 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15963 } 15964 15965 final int childCount = (oldPackage.childPackages != null) 15966 ? oldPackage.childPackages.size() : 0; 15967 for (int i = 0; i < childCount; i++) { 15968 boolean childPackageUpdated = false; 15969 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15970 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15971 if (res.addedChildPackages != null) { 15972 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15973 if (childRes != null) { 15974 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15975 childRes.removedInfo.removedPackage = childPkg.packageName; 15976 childRes.removedInfo.isUpdate = true; 15977 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15978 childPackageUpdated = true; 15979 } 15980 } 15981 if (!childPackageUpdated) { 15982 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15983 childRemovedRes.removedPackage = childPkg.packageName; 15984 childRemovedRes.isUpdate = false; 15985 childRemovedRes.dataRemoved = true; 15986 synchronized (mPackages) { 15987 if (childPs != null) { 15988 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15989 } 15990 } 15991 if (res.removedInfo.removedChildPackages == null) { 15992 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15993 } 15994 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15995 } 15996 } 15997 15998 boolean sysPkg = (isSystemApp(oldPackage)); 15999 if (sysPkg) { 16000 // Set the system/privileged flags as needed 16001 final boolean privileged = 16002 (oldPackage.applicationInfo.privateFlags 16003 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16004 final int systemPolicyFlags = policyFlags 16005 | PackageParser.PARSE_IS_SYSTEM 16006 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16007 16008 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16009 user, allUsers, installerPackageName, res, installReason); 16010 } else { 16011 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16012 user, allUsers, installerPackageName, res, installReason); 16013 } 16014 } 16015 16016 public List<String> getPreviousCodePaths(String packageName) { 16017 final PackageSetting ps = mSettings.mPackages.get(packageName); 16018 final List<String> result = new ArrayList<String>(); 16019 if (ps != null && ps.oldCodePaths != null) { 16020 result.addAll(ps.oldCodePaths); 16021 } 16022 return result; 16023 } 16024 16025 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16026 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16027 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16028 int installReason) { 16029 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16030 + deletedPackage); 16031 16032 String pkgName = deletedPackage.packageName; 16033 boolean deletedPkg = true; 16034 boolean addedPkg = false; 16035 boolean updatedSettings = false; 16036 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16037 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16038 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16039 16040 final long origUpdateTime = (pkg.mExtras != null) 16041 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16042 16043 // First delete the existing package while retaining the data directory 16044 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16045 res.removedInfo, true, pkg)) { 16046 // If the existing package wasn't successfully deleted 16047 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16048 deletedPkg = false; 16049 } else { 16050 // Successfully deleted the old package; proceed with replace. 16051 16052 // If deleted package lived in a container, give users a chance to 16053 // relinquish resources before killing. 16054 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16055 if (DEBUG_INSTALL) { 16056 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16057 } 16058 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16059 final ArrayList<String> pkgList = new ArrayList<String>(1); 16060 pkgList.add(deletedPackage.applicationInfo.packageName); 16061 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16062 } 16063 16064 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16065 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16066 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16067 16068 try { 16069 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16070 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16071 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16072 installReason); 16073 16074 // Update the in-memory copy of the previous code paths. 16075 PackageSetting ps = mSettings.mPackages.get(pkgName); 16076 if (!killApp) { 16077 if (ps.oldCodePaths == null) { 16078 ps.oldCodePaths = new ArraySet<>(); 16079 } 16080 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16081 if (deletedPackage.splitCodePaths != null) { 16082 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16083 } 16084 } else { 16085 ps.oldCodePaths = null; 16086 } 16087 if (ps.childPackageNames != null) { 16088 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16089 final String childPkgName = ps.childPackageNames.get(i); 16090 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16091 childPs.oldCodePaths = ps.oldCodePaths; 16092 } 16093 } 16094 // set instant app status, but, only if it's explicitly specified 16095 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16096 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16097 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16098 prepareAppDataAfterInstallLIF(newPackage); 16099 addedPkg = true; 16100 } catch (PackageManagerException e) { 16101 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16102 } 16103 } 16104 16105 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16106 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16107 16108 // Revert all internal state mutations and added folders for the failed install 16109 if (addedPkg) { 16110 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16111 res.removedInfo, true, null); 16112 } 16113 16114 // Restore the old package 16115 if (deletedPkg) { 16116 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16117 File restoreFile = new File(deletedPackage.codePath); 16118 // Parse old package 16119 boolean oldExternal = isExternal(deletedPackage); 16120 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16121 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16122 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16123 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16124 try { 16125 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16126 null); 16127 } catch (PackageManagerException e) { 16128 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16129 + e.getMessage()); 16130 return; 16131 } 16132 16133 synchronized (mPackages) { 16134 // Ensure the installer package name up to date 16135 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16136 16137 // Update permissions for restored package 16138 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16139 16140 mSettings.writeLPr(); 16141 } 16142 16143 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16144 } 16145 } else { 16146 synchronized (mPackages) { 16147 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16148 if (ps != null) { 16149 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16150 if (res.removedInfo.removedChildPackages != null) { 16151 final int childCount = res.removedInfo.removedChildPackages.size(); 16152 // Iterate in reverse as we may modify the collection 16153 for (int i = childCount - 1; i >= 0; i--) { 16154 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16155 if (res.addedChildPackages.containsKey(childPackageName)) { 16156 res.removedInfo.removedChildPackages.removeAt(i); 16157 } else { 16158 PackageRemovedInfo childInfo = res.removedInfo 16159 .removedChildPackages.valueAt(i); 16160 childInfo.removedForAllUsers = mPackages.get( 16161 childInfo.removedPackage) == null; 16162 } 16163 } 16164 } 16165 } 16166 } 16167 } 16168 } 16169 16170 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16171 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16172 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16173 int installReason) { 16174 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16175 + ", old=" + deletedPackage); 16176 16177 final boolean disabledSystem; 16178 16179 // Remove existing system package 16180 removePackageLI(deletedPackage, true); 16181 16182 synchronized (mPackages) { 16183 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16184 } 16185 if (!disabledSystem) { 16186 // We didn't need to disable the .apk as a current system package, 16187 // which means we are replacing another update that is already 16188 // installed. We need to make sure to delete the older one's .apk. 16189 res.removedInfo.args = createInstallArgsForExisting(0, 16190 deletedPackage.applicationInfo.getCodePath(), 16191 deletedPackage.applicationInfo.getResourcePath(), 16192 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16193 } else { 16194 res.removedInfo.args = null; 16195 } 16196 16197 // Successfully disabled the old package. Now proceed with re-installation 16198 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16199 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16200 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16201 16202 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16203 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16204 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16205 16206 PackageParser.Package newPackage = null; 16207 try { 16208 // Add the package to the internal data structures 16209 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16210 16211 // Set the update and install times 16212 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16213 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16214 System.currentTimeMillis()); 16215 16216 // Update the package dynamic state if succeeded 16217 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16218 // Now that the install succeeded make sure we remove data 16219 // directories for any child package the update removed. 16220 final int deletedChildCount = (deletedPackage.childPackages != null) 16221 ? deletedPackage.childPackages.size() : 0; 16222 final int newChildCount = (newPackage.childPackages != null) 16223 ? newPackage.childPackages.size() : 0; 16224 for (int i = 0; i < deletedChildCount; i++) { 16225 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16226 boolean childPackageDeleted = true; 16227 for (int j = 0; j < newChildCount; j++) { 16228 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16229 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16230 childPackageDeleted = false; 16231 break; 16232 } 16233 } 16234 if (childPackageDeleted) { 16235 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16236 deletedChildPkg.packageName); 16237 if (ps != null && res.removedInfo.removedChildPackages != null) { 16238 PackageRemovedInfo removedChildRes = res.removedInfo 16239 .removedChildPackages.get(deletedChildPkg.packageName); 16240 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16241 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16242 } 16243 } 16244 } 16245 16246 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16247 installReason); 16248 prepareAppDataAfterInstallLIF(newPackage); 16249 } 16250 } catch (PackageManagerException e) { 16251 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16252 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16253 } 16254 16255 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16256 // Re installation failed. Restore old information 16257 // Remove new pkg information 16258 if (newPackage != null) { 16259 removeInstalledPackageLI(newPackage, true); 16260 } 16261 // Add back the old system package 16262 try { 16263 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16264 } catch (PackageManagerException e) { 16265 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16266 } 16267 16268 synchronized (mPackages) { 16269 if (disabledSystem) { 16270 enableSystemPackageLPw(deletedPackage); 16271 } 16272 16273 // Ensure the installer package name up to date 16274 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16275 16276 // Update permissions for restored package 16277 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16278 16279 mSettings.writeLPr(); 16280 } 16281 16282 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16283 + " after failed upgrade"); 16284 } 16285 } 16286 16287 /** 16288 * Checks whether the parent or any of the child packages have a change shared 16289 * user. For a package to be a valid update the shred users of the parent and 16290 * the children should match. We may later support changing child shared users. 16291 * @param oldPkg The updated package. 16292 * @param newPkg The update package. 16293 * @return The shared user that change between the versions. 16294 */ 16295 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16296 PackageParser.Package newPkg) { 16297 // Check parent shared user 16298 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16299 return newPkg.packageName; 16300 } 16301 // Check child shared users 16302 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16303 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16304 for (int i = 0; i < newChildCount; i++) { 16305 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16306 // If this child was present, did it have the same shared user? 16307 for (int j = 0; j < oldChildCount; j++) { 16308 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16309 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16310 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16311 return newChildPkg.packageName; 16312 } 16313 } 16314 } 16315 return null; 16316 } 16317 16318 private void removeNativeBinariesLI(PackageSetting ps) { 16319 // Remove the lib path for the parent package 16320 if (ps != null) { 16321 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16322 // Remove the lib path for the child packages 16323 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16324 for (int i = 0; i < childCount; i++) { 16325 PackageSetting childPs = null; 16326 synchronized (mPackages) { 16327 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16328 } 16329 if (childPs != null) { 16330 NativeLibraryHelper.removeNativeBinariesLI(childPs 16331 .legacyNativeLibraryPathString); 16332 } 16333 } 16334 } 16335 } 16336 16337 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16338 // Enable the parent package 16339 mSettings.enableSystemPackageLPw(pkg.packageName); 16340 // Enable the child packages 16341 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16342 for (int i = 0; i < childCount; i++) { 16343 PackageParser.Package childPkg = pkg.childPackages.get(i); 16344 mSettings.enableSystemPackageLPw(childPkg.packageName); 16345 } 16346 } 16347 16348 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16349 PackageParser.Package newPkg) { 16350 // Disable the parent package (parent always replaced) 16351 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16352 // Disable the child packages 16353 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16354 for (int i = 0; i < childCount; i++) { 16355 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16356 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16357 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16358 } 16359 return disabled; 16360 } 16361 16362 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16363 String installerPackageName) { 16364 // Enable the parent package 16365 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16366 // Enable the child packages 16367 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16368 for (int i = 0; i < childCount; i++) { 16369 PackageParser.Package childPkg = pkg.childPackages.get(i); 16370 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16371 } 16372 } 16373 16374 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16375 // Collect all used permissions in the UID 16376 ArraySet<String> usedPermissions = new ArraySet<>(); 16377 final int packageCount = su.packages.size(); 16378 for (int i = 0; i < packageCount; i++) { 16379 PackageSetting ps = su.packages.valueAt(i); 16380 if (ps.pkg == null) { 16381 continue; 16382 } 16383 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16384 for (int j = 0; j < requestedPermCount; j++) { 16385 String permission = ps.pkg.requestedPermissions.get(j); 16386 BasePermission bp = mSettings.mPermissions.get(permission); 16387 if (bp != null) { 16388 usedPermissions.add(permission); 16389 } 16390 } 16391 } 16392 16393 PermissionsState permissionsState = su.getPermissionsState(); 16394 // Prune install permissions 16395 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16396 final int installPermCount = installPermStates.size(); 16397 for (int i = installPermCount - 1; i >= 0; i--) { 16398 PermissionState permissionState = installPermStates.get(i); 16399 if (!usedPermissions.contains(permissionState.getName())) { 16400 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16401 if (bp != null) { 16402 permissionsState.revokeInstallPermission(bp); 16403 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16404 PackageManager.MASK_PERMISSION_FLAGS, 0); 16405 } 16406 } 16407 } 16408 16409 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16410 16411 // Prune runtime permissions 16412 for (int userId : allUserIds) { 16413 List<PermissionState> runtimePermStates = permissionsState 16414 .getRuntimePermissionStates(userId); 16415 final int runtimePermCount = runtimePermStates.size(); 16416 for (int i = runtimePermCount - 1; i >= 0; i--) { 16417 PermissionState permissionState = runtimePermStates.get(i); 16418 if (!usedPermissions.contains(permissionState.getName())) { 16419 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16420 if (bp != null) { 16421 permissionsState.revokeRuntimePermission(bp, userId); 16422 permissionsState.updatePermissionFlags(bp, userId, 16423 PackageManager.MASK_PERMISSION_FLAGS, 0); 16424 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16425 runtimePermissionChangedUserIds, userId); 16426 } 16427 } 16428 } 16429 } 16430 16431 return runtimePermissionChangedUserIds; 16432 } 16433 16434 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16435 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16436 // Update the parent package setting 16437 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16438 res, user, installReason); 16439 // Update the child packages setting 16440 final int childCount = (newPackage.childPackages != null) 16441 ? newPackage.childPackages.size() : 0; 16442 for (int i = 0; i < childCount; i++) { 16443 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16444 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16445 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16446 childRes.origUsers, childRes, user, installReason); 16447 } 16448 } 16449 16450 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16451 String installerPackageName, int[] allUsers, int[] installedForUsers, 16452 PackageInstalledInfo res, UserHandle user, int installReason) { 16453 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16454 16455 String pkgName = newPackage.packageName; 16456 synchronized (mPackages) { 16457 //write settings. the installStatus will be incomplete at this stage. 16458 //note that the new package setting would have already been 16459 //added to mPackages. It hasn't been persisted yet. 16460 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16461 // TODO: Remove this write? It's also written at the end of this method 16462 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16463 mSettings.writeLPr(); 16464 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16465 } 16466 16467 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16468 synchronized (mPackages) { 16469 updatePermissionsLPw(newPackage.packageName, newPackage, 16470 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16471 ? UPDATE_PERMISSIONS_ALL : 0)); 16472 // For system-bundled packages, we assume that installing an upgraded version 16473 // of the package implies that the user actually wants to run that new code, 16474 // so we enable the package. 16475 PackageSetting ps = mSettings.mPackages.get(pkgName); 16476 final int userId = user.getIdentifier(); 16477 if (ps != null) { 16478 if (isSystemApp(newPackage)) { 16479 if (DEBUG_INSTALL) { 16480 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16481 } 16482 // Enable system package for requested users 16483 if (res.origUsers != null) { 16484 for (int origUserId : res.origUsers) { 16485 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16486 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16487 origUserId, installerPackageName); 16488 } 16489 } 16490 } 16491 // Also convey the prior install/uninstall state 16492 if (allUsers != null && installedForUsers != null) { 16493 for (int currentUserId : allUsers) { 16494 final boolean installed = ArrayUtils.contains( 16495 installedForUsers, currentUserId); 16496 if (DEBUG_INSTALL) { 16497 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16498 } 16499 ps.setInstalled(installed, currentUserId); 16500 } 16501 // these install state changes will be persisted in the 16502 // upcoming call to mSettings.writeLPr(). 16503 } 16504 } 16505 // It's implied that when a user requests installation, they want the app to be 16506 // installed and enabled. 16507 if (userId != UserHandle.USER_ALL) { 16508 ps.setInstalled(true, userId); 16509 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16510 } 16511 16512 // When replacing an existing package, preserve the original install reason for all 16513 // users that had the package installed before. 16514 final Set<Integer> previousUserIds = new ArraySet<>(); 16515 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16516 final int installReasonCount = res.removedInfo.installReasons.size(); 16517 for (int i = 0; i < installReasonCount; i++) { 16518 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16519 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16520 ps.setInstallReason(previousInstallReason, previousUserId); 16521 previousUserIds.add(previousUserId); 16522 } 16523 } 16524 16525 // Set install reason for users that are having the package newly installed. 16526 if (userId == UserHandle.USER_ALL) { 16527 for (int currentUserId : sUserManager.getUserIds()) { 16528 if (!previousUserIds.contains(currentUserId)) { 16529 ps.setInstallReason(installReason, currentUserId); 16530 } 16531 } 16532 } else if (!previousUserIds.contains(userId)) { 16533 ps.setInstallReason(installReason, userId); 16534 } 16535 mSettings.writeKernelMappingLPr(ps); 16536 } 16537 res.name = pkgName; 16538 res.uid = newPackage.applicationInfo.uid; 16539 res.pkg = newPackage; 16540 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16541 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16542 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16543 //to update install status 16544 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16545 mSettings.writeLPr(); 16546 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16547 } 16548 16549 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16550 } 16551 16552 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16553 try { 16554 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16555 installPackageLI(args, res); 16556 } finally { 16557 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16558 } 16559 } 16560 16561 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16562 final int installFlags = args.installFlags; 16563 final String installerPackageName = args.installerPackageName; 16564 final String volumeUuid = args.volumeUuid; 16565 final File tmpPackageFile = new File(args.getCodePath()); 16566 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16567 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16568 || (args.volumeUuid != null)); 16569 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16570 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16571 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16572 boolean replace = false; 16573 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16574 if (args.move != null) { 16575 // moving a complete application; perform an initial scan on the new install location 16576 scanFlags |= SCAN_INITIAL; 16577 } 16578 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16579 scanFlags |= SCAN_DONT_KILL_APP; 16580 } 16581 if (instantApp) { 16582 scanFlags |= SCAN_AS_INSTANT_APP; 16583 } 16584 if (fullApp) { 16585 scanFlags |= SCAN_AS_FULL_APP; 16586 } 16587 16588 // Result object to be returned 16589 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16590 16591 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16592 16593 // Sanity check 16594 if (instantApp && (forwardLocked || onExternal)) { 16595 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16596 + " external=" + onExternal); 16597 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16598 return; 16599 } 16600 16601 // Retrieve PackageSettings and parse package 16602 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16603 | PackageParser.PARSE_ENFORCE_CODE 16604 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16605 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16606 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16607 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16608 PackageParser pp = new PackageParser(); 16609 pp.setSeparateProcesses(mSeparateProcesses); 16610 pp.setDisplayMetrics(mMetrics); 16611 16612 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16613 final PackageParser.Package pkg; 16614 try { 16615 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16616 } catch (PackageParserException e) { 16617 res.setError("Failed parse during installPackageLI", e); 16618 return; 16619 } finally { 16620 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16621 } 16622 16623// // Ephemeral apps must have target SDK >= O. 16624// // TODO: Update conditional and error message when O gets locked down 16625// if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16626// res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16627// "Ephemeral apps must have target SDK version of at least O"); 16628// return; 16629// } 16630 16631 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16632 // Static shared libraries have synthetic package names 16633 renameStaticSharedLibraryPackage(pkg); 16634 16635 // No static shared libs on external storage 16636 if (onExternal) { 16637 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16638 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16639 "Packages declaring static-shared libs cannot be updated"); 16640 return; 16641 } 16642 } 16643 16644 // If we are installing a clustered package add results for the children 16645 if (pkg.childPackages != null) { 16646 synchronized (mPackages) { 16647 final int childCount = pkg.childPackages.size(); 16648 for (int i = 0; i < childCount; i++) { 16649 PackageParser.Package childPkg = pkg.childPackages.get(i); 16650 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16651 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16652 childRes.pkg = childPkg; 16653 childRes.name = childPkg.packageName; 16654 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16655 if (childPs != null) { 16656 childRes.origUsers = childPs.queryInstalledUsers( 16657 sUserManager.getUserIds(), true); 16658 } 16659 if ((mPackages.containsKey(childPkg.packageName))) { 16660 childRes.removedInfo = new PackageRemovedInfo(); 16661 childRes.removedInfo.removedPackage = childPkg.packageName; 16662 } 16663 if (res.addedChildPackages == null) { 16664 res.addedChildPackages = new ArrayMap<>(); 16665 } 16666 res.addedChildPackages.put(childPkg.packageName, childRes); 16667 } 16668 } 16669 } 16670 16671 // If package doesn't declare API override, mark that we have an install 16672 // time CPU ABI override. 16673 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16674 pkg.cpuAbiOverride = args.abiOverride; 16675 } 16676 16677 String pkgName = res.name = pkg.packageName; 16678 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16679 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16680 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16681 return; 16682 } 16683 } 16684 16685 try { 16686 // either use what we've been given or parse directly from the APK 16687 if (args.certificates != null) { 16688 try { 16689 PackageParser.populateCertificates(pkg, args.certificates); 16690 } catch (PackageParserException e) { 16691 // there was something wrong with the certificates we were given; 16692 // try to pull them from the APK 16693 PackageParser.collectCertificates(pkg, parseFlags); 16694 } 16695 } else { 16696 PackageParser.collectCertificates(pkg, parseFlags); 16697 } 16698 } catch (PackageParserException e) { 16699 res.setError("Failed collect during installPackageLI", e); 16700 return; 16701 } 16702 16703 // Get rid of all references to package scan path via parser. 16704 pp = null; 16705 String oldCodePath = null; 16706 boolean systemApp = false; 16707 synchronized (mPackages) { 16708 // Check if installing already existing package 16709 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16710 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16711 if (pkg.mOriginalPackages != null 16712 && pkg.mOriginalPackages.contains(oldName) 16713 && mPackages.containsKey(oldName)) { 16714 // This package is derived from an original package, 16715 // and this device has been updating from that original 16716 // name. We must continue using the original name, so 16717 // rename the new package here. 16718 pkg.setPackageName(oldName); 16719 pkgName = pkg.packageName; 16720 replace = true; 16721 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16722 + oldName + " pkgName=" + pkgName); 16723 } else if (mPackages.containsKey(pkgName)) { 16724 // This package, under its official name, already exists 16725 // on the device; we should replace it. 16726 replace = true; 16727 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16728 } 16729 16730 // Child packages are installed through the parent package 16731 if (pkg.parentPackage != null) { 16732 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16733 "Package " + pkg.packageName + " is child of package " 16734 + pkg.parentPackage.parentPackage + ". Child packages " 16735 + "can be updated only through the parent package."); 16736 return; 16737 } 16738 16739 if (replace) { 16740 // Prevent apps opting out from runtime permissions 16741 PackageParser.Package oldPackage = mPackages.get(pkgName); 16742 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16743 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16744 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16745 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16746 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16747 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16748 + " doesn't support runtime permissions but the old" 16749 + " target SDK " + oldTargetSdk + " does."); 16750 return; 16751 } 16752 16753 // Prevent installing of child packages 16754 if (oldPackage.parentPackage != null) { 16755 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16756 "Package " + pkg.packageName + " is child of package " 16757 + oldPackage.parentPackage + ". Child packages " 16758 + "can be updated only through the parent package."); 16759 return; 16760 } 16761 } 16762 } 16763 16764 PackageSetting ps = mSettings.mPackages.get(pkgName); 16765 if (ps != null) { 16766 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16767 16768 // Static shared libs have same package with different versions where 16769 // we internally use a synthetic package name to allow multiple versions 16770 // of the same package, therefore we need to compare signatures against 16771 // the package setting for the latest library version. 16772 PackageSetting signatureCheckPs = ps; 16773 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16774 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16775 if (libraryEntry != null) { 16776 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16777 } 16778 } 16779 16780 // Quick sanity check that we're signed correctly if updating; 16781 // we'll check this again later when scanning, but we want to 16782 // bail early here before tripping over redefined permissions. 16783 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16784 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16785 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16786 + pkg.packageName + " upgrade keys do not match the " 16787 + "previously installed version"); 16788 return; 16789 } 16790 } else { 16791 try { 16792 verifySignaturesLP(signatureCheckPs, pkg); 16793 } catch (PackageManagerException e) { 16794 res.setError(e.error, e.getMessage()); 16795 return; 16796 } 16797 } 16798 16799 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16800 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16801 systemApp = (ps.pkg.applicationInfo.flags & 16802 ApplicationInfo.FLAG_SYSTEM) != 0; 16803 } 16804 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16805 } 16806 16807 // Check whether the newly-scanned package wants to define an already-defined perm 16808 int N = pkg.permissions.size(); 16809 for (int i = N-1; i >= 0; i--) { 16810 PackageParser.Permission perm = pkg.permissions.get(i); 16811 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16812 if (bp != null) { 16813 // If the defining package is signed with our cert, it's okay. This 16814 // also includes the "updating the same package" case, of course. 16815 // "updating same package" could also involve key-rotation. 16816 final boolean sigsOk; 16817 if (bp.sourcePackage.equals(pkg.packageName) 16818 && (bp.packageSetting instanceof PackageSetting) 16819 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16820 scanFlags))) { 16821 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16822 } else { 16823 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16824 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16825 } 16826 if (!sigsOk) { 16827 // If the owning package is the system itself, we log but allow 16828 // install to proceed; we fail the install on all other permission 16829 // redefinitions. 16830 if (!bp.sourcePackage.equals("android")) { 16831 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16832 + pkg.packageName + " attempting to redeclare permission " 16833 + perm.info.name + " already owned by " + bp.sourcePackage); 16834 res.origPermission = perm.info.name; 16835 res.origPackage = bp.sourcePackage; 16836 return; 16837 } else { 16838 Slog.w(TAG, "Package " + pkg.packageName 16839 + " attempting to redeclare system permission " 16840 + perm.info.name + "; ignoring new declaration"); 16841 pkg.permissions.remove(i); 16842 } 16843 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16844 // Prevent apps to change protection level to dangerous from any other 16845 // type as this would allow a privilege escalation where an app adds a 16846 // normal/signature permission in other app's group and later redefines 16847 // it as dangerous leading to the group auto-grant. 16848 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16849 == PermissionInfo.PROTECTION_DANGEROUS) { 16850 if (bp != null && !bp.isRuntime()) { 16851 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16852 + "non-runtime permission " + perm.info.name 16853 + " to runtime; keeping old protection level"); 16854 perm.info.protectionLevel = bp.protectionLevel; 16855 } 16856 } 16857 } 16858 } 16859 } 16860 } 16861 16862 if (systemApp) { 16863 if (onExternal) { 16864 // Abort update; system app can't be replaced with app on sdcard 16865 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16866 "Cannot install updates to system apps on sdcard"); 16867 return; 16868 } else if (instantApp) { 16869 // Abort update; system app can't be replaced with an instant app 16870 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16871 "Cannot update a system app with an instant app"); 16872 return; 16873 } 16874 } 16875 16876 if (args.move != null) { 16877 // We did an in-place move, so dex is ready to roll 16878 scanFlags |= SCAN_NO_DEX; 16879 scanFlags |= SCAN_MOVE; 16880 16881 synchronized (mPackages) { 16882 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16883 if (ps == null) { 16884 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16885 "Missing settings for moved package " + pkgName); 16886 } 16887 16888 // We moved the entire application as-is, so bring over the 16889 // previously derived ABI information. 16890 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16891 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16892 } 16893 16894 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16895 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16896 scanFlags |= SCAN_NO_DEX; 16897 16898 try { 16899 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16900 args.abiOverride : pkg.cpuAbiOverride); 16901 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16902 true /*extractLibs*/, mAppLib32InstallDir); 16903 } catch (PackageManagerException pme) { 16904 Slog.e(TAG, "Error deriving application ABI", pme); 16905 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16906 return; 16907 } 16908 16909 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16910 // Do not run PackageDexOptimizer through the local performDexOpt 16911 // method because `pkg` may not be in `mPackages` yet. 16912 // 16913 // Also, don't fail application installs if the dexopt step fails. 16914 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16915 null /* instructionSets */, false /* checkProfiles */, 16916 getCompilerFilterForReason(REASON_INSTALL), 16917 getOrCreateCompilerPackageStats(pkg)); 16918 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16919 16920 // Notify BackgroundDexOptJobService that the package has been changed. 16921 // If this is an update of a package which used to fail to compile, 16922 // BDOS will remove it from its blacklist. 16923 // TODO: Layering violation 16924 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16925 } 16926 16927 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16928 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16929 return; 16930 } 16931 16932 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16933 16934 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16935 "installPackageLI")) { 16936 if (replace) { 16937 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16938 // Static libs have a synthetic package name containing the version 16939 // and cannot be updated as an update would get a new package name, 16940 // unless this is the exact same version code which is useful for 16941 // development. 16942 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16943 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16944 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16945 + "static-shared libs cannot be updated"); 16946 return; 16947 } 16948 } 16949 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16950 installerPackageName, res, args.installReason); 16951 } else { 16952 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16953 args.user, installerPackageName, volumeUuid, res, args.installReason); 16954 } 16955 } 16956 synchronized (mPackages) { 16957 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16958 if (ps != null) { 16959 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16960 } 16961 16962 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16963 for (int i = 0; i < childCount; i++) { 16964 PackageParser.Package childPkg = pkg.childPackages.get(i); 16965 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16966 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16967 if (childPs != null) { 16968 childRes.newUsers = childPs.queryInstalledUsers( 16969 sUserManager.getUserIds(), true); 16970 } 16971 } 16972 16973 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16974 updateSequenceNumberLP(pkgName, res.newUsers); 16975 } 16976 } 16977 } 16978 16979 private void startIntentFilterVerifications(int userId, boolean replacing, 16980 PackageParser.Package pkg) { 16981 if (mIntentFilterVerifierComponent == null) { 16982 Slog.w(TAG, "No IntentFilter verification will not be done as " 16983 + "there is no IntentFilterVerifier available!"); 16984 return; 16985 } 16986 16987 final int verifierUid = getPackageUid( 16988 mIntentFilterVerifierComponent.getPackageName(), 16989 MATCH_DEBUG_TRIAGED_MISSING, 16990 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16991 16992 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16993 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16994 mHandler.sendMessage(msg); 16995 16996 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16997 for (int i = 0; i < childCount; i++) { 16998 PackageParser.Package childPkg = pkg.childPackages.get(i); 16999 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17000 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17001 mHandler.sendMessage(msg); 17002 } 17003 } 17004 17005 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17006 PackageParser.Package pkg) { 17007 int size = pkg.activities.size(); 17008 if (size == 0) { 17009 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17010 "No activity, so no need to verify any IntentFilter!"); 17011 return; 17012 } 17013 17014 final boolean hasDomainURLs = hasDomainURLs(pkg); 17015 if (!hasDomainURLs) { 17016 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17017 "No domain URLs, so no need to verify any IntentFilter!"); 17018 return; 17019 } 17020 17021 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17022 + " if any IntentFilter from the " + size 17023 + " Activities needs verification ..."); 17024 17025 int count = 0; 17026 final String packageName = pkg.packageName; 17027 17028 synchronized (mPackages) { 17029 // If this is a new install and we see that we've already run verification for this 17030 // package, we have nothing to do: it means the state was restored from backup. 17031 if (!replacing) { 17032 IntentFilterVerificationInfo ivi = 17033 mSettings.getIntentFilterVerificationLPr(packageName); 17034 if (ivi != null) { 17035 if (DEBUG_DOMAIN_VERIFICATION) { 17036 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17037 + ivi.getStatusString()); 17038 } 17039 return; 17040 } 17041 } 17042 17043 // If any filters need to be verified, then all need to be. 17044 boolean needToVerify = false; 17045 for (PackageParser.Activity a : pkg.activities) { 17046 for (ActivityIntentInfo filter : a.intents) { 17047 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17048 if (DEBUG_DOMAIN_VERIFICATION) { 17049 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17050 } 17051 needToVerify = true; 17052 break; 17053 } 17054 } 17055 } 17056 17057 if (needToVerify) { 17058 final int verificationId = mIntentFilterVerificationToken++; 17059 for (PackageParser.Activity a : pkg.activities) { 17060 for (ActivityIntentInfo filter : a.intents) { 17061 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17062 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17063 "Verification needed for IntentFilter:" + filter.toString()); 17064 mIntentFilterVerifier.addOneIntentFilterVerification( 17065 verifierUid, userId, verificationId, filter, packageName); 17066 count++; 17067 } 17068 } 17069 } 17070 } 17071 } 17072 17073 if (count > 0) { 17074 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17075 + " IntentFilter verification" + (count > 1 ? "s" : "") 17076 + " for userId:" + userId); 17077 mIntentFilterVerifier.startVerifications(userId); 17078 } else { 17079 if (DEBUG_DOMAIN_VERIFICATION) { 17080 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17081 } 17082 } 17083 } 17084 17085 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17086 final ComponentName cn = filter.activity.getComponentName(); 17087 final String packageName = cn.getPackageName(); 17088 17089 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17090 packageName); 17091 if (ivi == null) { 17092 return true; 17093 } 17094 int status = ivi.getStatus(); 17095 switch (status) { 17096 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17097 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17098 return true; 17099 17100 default: 17101 // Nothing to do 17102 return false; 17103 } 17104 } 17105 17106 private static boolean isMultiArch(ApplicationInfo info) { 17107 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17108 } 17109 17110 private static boolean isExternal(PackageParser.Package pkg) { 17111 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17112 } 17113 17114 private static boolean isExternal(PackageSetting ps) { 17115 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17116 } 17117 17118 private static boolean isSystemApp(PackageParser.Package pkg) { 17119 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17120 } 17121 17122 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17123 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17124 } 17125 17126 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17127 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17128 } 17129 17130 private static boolean isSystemApp(PackageSetting ps) { 17131 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17132 } 17133 17134 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17135 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17136 } 17137 17138 private int packageFlagsToInstallFlags(PackageSetting ps) { 17139 int installFlags = 0; 17140 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17141 // This existing package was an external ASEC install when we have 17142 // the external flag without a UUID 17143 installFlags |= PackageManager.INSTALL_EXTERNAL; 17144 } 17145 if (ps.isForwardLocked()) { 17146 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17147 } 17148 return installFlags; 17149 } 17150 17151 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17152 if (isExternal(pkg)) { 17153 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17154 return StorageManager.UUID_PRIMARY_PHYSICAL; 17155 } else { 17156 return pkg.volumeUuid; 17157 } 17158 } else { 17159 return StorageManager.UUID_PRIVATE_INTERNAL; 17160 } 17161 } 17162 17163 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17164 if (isExternal(pkg)) { 17165 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17166 return mSettings.getExternalVersion(); 17167 } else { 17168 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17169 } 17170 } else { 17171 return mSettings.getInternalVersion(); 17172 } 17173 } 17174 17175 private void deleteTempPackageFiles() { 17176 final FilenameFilter filter = new FilenameFilter() { 17177 public boolean accept(File dir, String name) { 17178 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17179 } 17180 }; 17181 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17182 file.delete(); 17183 } 17184 } 17185 17186 @Override 17187 public void deletePackageAsUser(String packageName, int versionCode, 17188 IPackageDeleteObserver observer, int userId, int flags) { 17189 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17190 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17191 } 17192 17193 @Override 17194 public void deletePackageVersioned(VersionedPackage versionedPackage, 17195 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17196 mContext.enforceCallingOrSelfPermission( 17197 android.Manifest.permission.DELETE_PACKAGES, null); 17198 Preconditions.checkNotNull(versionedPackage); 17199 Preconditions.checkNotNull(observer); 17200 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17201 PackageManager.VERSION_CODE_HIGHEST, 17202 Integer.MAX_VALUE, "versionCode must be >= -1"); 17203 17204 final String packageName = versionedPackage.getPackageName(); 17205 // TODO: We will change version code to long, so in the new API it is long 17206 final int versionCode = (int) versionedPackage.getVersionCode(); 17207 final String internalPackageName; 17208 synchronized (mPackages) { 17209 // Normalize package name to handle renamed packages and static libs 17210 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17211 // TODO: We will change version code to long, so in the new API it is long 17212 (int) versionedPackage.getVersionCode()); 17213 } 17214 17215 final int uid = Binder.getCallingUid(); 17216 if (!isOrphaned(internalPackageName) 17217 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17218 try { 17219 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17220 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17221 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17222 observer.onUserActionRequired(intent); 17223 } catch (RemoteException re) { 17224 } 17225 return; 17226 } 17227 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17228 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17229 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17230 mContext.enforceCallingOrSelfPermission( 17231 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17232 "deletePackage for user " + userId); 17233 } 17234 17235 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17236 try { 17237 observer.onPackageDeleted(packageName, 17238 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17239 } catch (RemoteException re) { 17240 } 17241 return; 17242 } 17243 17244 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17245 try { 17246 observer.onPackageDeleted(packageName, 17247 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17248 } catch (RemoteException re) { 17249 } 17250 return; 17251 } 17252 17253 if (DEBUG_REMOVE) { 17254 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17255 + " deleteAllUsers: " + deleteAllUsers + " version=" 17256 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17257 ? "VERSION_CODE_HIGHEST" : versionCode)); 17258 } 17259 // Queue up an async operation since the package deletion may take a little while. 17260 mHandler.post(new Runnable() { 17261 public void run() { 17262 mHandler.removeCallbacks(this); 17263 int returnCode; 17264 if (!deleteAllUsers) { 17265 returnCode = deletePackageX(internalPackageName, versionCode, 17266 userId, deleteFlags); 17267 } else { 17268 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17269 internalPackageName, users); 17270 // If nobody is blocking uninstall, proceed with delete for all users 17271 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17272 returnCode = deletePackageX(internalPackageName, versionCode, 17273 userId, deleteFlags); 17274 } else { 17275 // Otherwise uninstall individually for users with blockUninstalls=false 17276 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17277 for (int userId : users) { 17278 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17279 returnCode = deletePackageX(internalPackageName, versionCode, 17280 userId, userFlags); 17281 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17282 Slog.w(TAG, "Package delete failed for user " + userId 17283 + ", returnCode " + returnCode); 17284 } 17285 } 17286 } 17287 // The app has only been marked uninstalled for certain users. 17288 // We still need to report that delete was blocked 17289 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17290 } 17291 } 17292 try { 17293 observer.onPackageDeleted(packageName, returnCode, null); 17294 } catch (RemoteException e) { 17295 Log.i(TAG, "Observer no longer exists."); 17296 } //end catch 17297 } //end run 17298 }); 17299 } 17300 17301 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17302 if (pkg.staticSharedLibName != null) { 17303 return pkg.manifestPackageName; 17304 } 17305 return pkg.packageName; 17306 } 17307 17308 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17309 // Handle renamed packages 17310 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17311 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17312 17313 // Is this a static library? 17314 SparseArray<SharedLibraryEntry> versionedLib = 17315 mStaticLibsByDeclaringPackage.get(packageName); 17316 if (versionedLib == null || versionedLib.size() <= 0) { 17317 return packageName; 17318 } 17319 17320 // Figure out which lib versions the caller can see 17321 SparseIntArray versionsCallerCanSee = null; 17322 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17323 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17324 && callingAppId != Process.ROOT_UID) { 17325 versionsCallerCanSee = new SparseIntArray(); 17326 String libName = versionedLib.valueAt(0).info.getName(); 17327 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17328 if (uidPackages != null) { 17329 for (String uidPackage : uidPackages) { 17330 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17331 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17332 if (libIdx >= 0) { 17333 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17334 versionsCallerCanSee.append(libVersion, libVersion); 17335 } 17336 } 17337 } 17338 } 17339 17340 // Caller can see nothing - done 17341 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17342 return packageName; 17343 } 17344 17345 // Find the version the caller can see and the app version code 17346 SharedLibraryEntry highestVersion = null; 17347 final int versionCount = versionedLib.size(); 17348 for (int i = 0; i < versionCount; i++) { 17349 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17350 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17351 libEntry.info.getVersion()) < 0) { 17352 continue; 17353 } 17354 // TODO: We will change version code to long, so in the new API it is long 17355 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17356 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17357 if (libVersionCode == versionCode) { 17358 return libEntry.apk; 17359 } 17360 } else if (highestVersion == null) { 17361 highestVersion = libEntry; 17362 } else if (libVersionCode > highestVersion.info 17363 .getDeclaringPackage().getVersionCode()) { 17364 highestVersion = libEntry; 17365 } 17366 } 17367 17368 if (highestVersion != null) { 17369 return highestVersion.apk; 17370 } 17371 17372 return packageName; 17373 } 17374 17375 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17376 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17377 || callingUid == Process.SYSTEM_UID) { 17378 return true; 17379 } 17380 final int callingUserId = UserHandle.getUserId(callingUid); 17381 // If the caller installed the pkgName, then allow it to silently uninstall. 17382 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17383 return true; 17384 } 17385 17386 // Allow package verifier to silently uninstall. 17387 if (mRequiredVerifierPackage != null && 17388 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17389 return true; 17390 } 17391 17392 // Allow package uninstaller to silently uninstall. 17393 if (mRequiredUninstallerPackage != null && 17394 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17395 return true; 17396 } 17397 17398 // Allow storage manager to silently uninstall. 17399 if (mStorageManagerPackage != null && 17400 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17401 return true; 17402 } 17403 return false; 17404 } 17405 17406 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17407 int[] result = EMPTY_INT_ARRAY; 17408 for (int userId : userIds) { 17409 if (getBlockUninstallForUser(packageName, userId)) { 17410 result = ArrayUtils.appendInt(result, userId); 17411 } 17412 } 17413 return result; 17414 } 17415 17416 @Override 17417 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17418 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17419 } 17420 17421 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17422 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17423 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17424 try { 17425 if (dpm != null) { 17426 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17427 /* callingUserOnly =*/ false); 17428 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17429 : deviceOwnerComponentName.getPackageName(); 17430 // Does the package contains the device owner? 17431 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17432 // this check is probably not needed, since DO should be registered as a device 17433 // admin on some user too. (Original bug for this: b/17657954) 17434 if (packageName.equals(deviceOwnerPackageName)) { 17435 return true; 17436 } 17437 // Does it contain a device admin for any user? 17438 int[] users; 17439 if (userId == UserHandle.USER_ALL) { 17440 users = sUserManager.getUserIds(); 17441 } else { 17442 users = new int[]{userId}; 17443 } 17444 for (int i = 0; i < users.length; ++i) { 17445 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17446 return true; 17447 } 17448 } 17449 } 17450 } catch (RemoteException e) { 17451 } 17452 return false; 17453 } 17454 17455 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17456 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17457 } 17458 17459 /** 17460 * This method is an internal method that could be get invoked either 17461 * to delete an installed package or to clean up a failed installation. 17462 * After deleting an installed package, a broadcast is sent to notify any 17463 * listeners that the package has been removed. For cleaning up a failed 17464 * installation, the broadcast is not necessary since the package's 17465 * installation wouldn't have sent the initial broadcast either 17466 * The key steps in deleting a package are 17467 * deleting the package information in internal structures like mPackages, 17468 * deleting the packages base directories through installd 17469 * updating mSettings to reflect current status 17470 * persisting settings for later use 17471 * sending a broadcast if necessary 17472 */ 17473 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17474 final PackageRemovedInfo info = new PackageRemovedInfo(); 17475 final boolean res; 17476 17477 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17478 ? UserHandle.USER_ALL : userId; 17479 17480 if (isPackageDeviceAdmin(packageName, removeUser)) { 17481 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17482 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17483 } 17484 17485 PackageSetting uninstalledPs = null; 17486 17487 // for the uninstall-updates case and restricted profiles, remember the per- 17488 // user handle installed state 17489 int[] allUsers; 17490 synchronized (mPackages) { 17491 uninstalledPs = mSettings.mPackages.get(packageName); 17492 if (uninstalledPs == null) { 17493 Slog.w(TAG, "Not removing non-existent package " + packageName); 17494 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17495 } 17496 17497 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17498 && uninstalledPs.versionCode != versionCode) { 17499 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17500 + uninstalledPs.versionCode + " != " + versionCode); 17501 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17502 } 17503 17504 // Static shared libs can be declared by any package, so let us not 17505 // allow removing a package if it provides a lib others depend on. 17506 PackageParser.Package pkg = mPackages.get(packageName); 17507 if (pkg != null && pkg.staticSharedLibName != null) { 17508 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17509 pkg.staticSharedLibVersion); 17510 if (libEntry != null) { 17511 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17512 libEntry.info, 0, userId); 17513 if (!ArrayUtils.isEmpty(libClientPackages)) { 17514 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17515 + " hosting lib " + libEntry.info.getName() + " version " 17516 + libEntry.info.getVersion() + " used by " + libClientPackages); 17517 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17518 } 17519 } 17520 } 17521 17522 allUsers = sUserManager.getUserIds(); 17523 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17524 } 17525 17526 final int freezeUser; 17527 if (isUpdatedSystemApp(uninstalledPs) 17528 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17529 // We're downgrading a system app, which will apply to all users, so 17530 // freeze them all during the downgrade 17531 freezeUser = UserHandle.USER_ALL; 17532 } else { 17533 freezeUser = removeUser; 17534 } 17535 17536 synchronized (mInstallLock) { 17537 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17538 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17539 deleteFlags, "deletePackageX")) { 17540 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17541 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17542 } 17543 synchronized (mPackages) { 17544 if (res) { 17545 mInstantAppRegistry.onPackageUninstalledLPw(uninstalledPs.pkg, 17546 info.removedUsers); 17547 updateSequenceNumberLP(packageName, info.removedUsers); 17548 } 17549 } 17550 } 17551 17552 if (res) { 17553 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17554 info.sendPackageRemovedBroadcasts(killApp); 17555 info.sendSystemPackageUpdatedBroadcasts(); 17556 info.sendSystemPackageAppearedBroadcasts(); 17557 } 17558 // Force a gc here. 17559 Runtime.getRuntime().gc(); 17560 // Delete the resources here after sending the broadcast to let 17561 // other processes clean up before deleting resources. 17562 if (info.args != null) { 17563 synchronized (mInstallLock) { 17564 info.args.doPostDeleteLI(true); 17565 } 17566 } 17567 17568 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17569 } 17570 17571 class PackageRemovedInfo { 17572 String removedPackage; 17573 int uid = -1; 17574 int removedAppId = -1; 17575 int[] origUsers; 17576 int[] removedUsers = null; 17577 SparseArray<Integer> installReasons; 17578 boolean isRemovedPackageSystemUpdate = false; 17579 boolean isUpdate; 17580 boolean dataRemoved; 17581 boolean removedForAllUsers; 17582 boolean isStaticSharedLib; 17583 // Clean up resources deleted packages. 17584 InstallArgs args = null; 17585 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17586 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17587 17588 void sendPackageRemovedBroadcasts(boolean killApp) { 17589 sendPackageRemovedBroadcastInternal(killApp); 17590 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17591 for (int i = 0; i < childCount; i++) { 17592 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17593 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17594 } 17595 } 17596 17597 void sendSystemPackageUpdatedBroadcasts() { 17598 if (isRemovedPackageSystemUpdate) { 17599 sendSystemPackageUpdatedBroadcastsInternal(); 17600 final int childCount = (removedChildPackages != null) 17601 ? removedChildPackages.size() : 0; 17602 for (int i = 0; i < childCount; i++) { 17603 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17604 if (childInfo.isRemovedPackageSystemUpdate) { 17605 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17606 } 17607 } 17608 } 17609 } 17610 17611 void sendSystemPackageAppearedBroadcasts() { 17612 final int packageCount = (appearedChildPackages != null) 17613 ? appearedChildPackages.size() : 0; 17614 for (int i = 0; i < packageCount; i++) { 17615 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17616 sendPackageAddedForNewUsers(installedInfo.name, true, 17617 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17618 } 17619 } 17620 17621 private void sendSystemPackageUpdatedBroadcastsInternal() { 17622 Bundle extras = new Bundle(2); 17623 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17624 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17625 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17626 extras, 0, null, null, null); 17627 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17628 extras, 0, null, null, null); 17629 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17630 null, 0, removedPackage, null, null); 17631 } 17632 17633 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17634 // Don't send static shared library removal broadcasts as these 17635 // libs are visible only the the apps that depend on them an one 17636 // cannot remove the library if it has a dependency. 17637 if (isStaticSharedLib) { 17638 return; 17639 } 17640 Bundle extras = new Bundle(2); 17641 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17642 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17643 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17644 if (isUpdate || isRemovedPackageSystemUpdate) { 17645 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17646 } 17647 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17648 if (removedPackage != null) { 17649 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17650 extras, 0, null, null, removedUsers); 17651 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17652 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17653 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17654 null, null, removedUsers); 17655 } 17656 } 17657 if (removedAppId >= 0) { 17658 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17659 removedUsers); 17660 } 17661 } 17662 } 17663 17664 /* 17665 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17666 * flag is not set, the data directory is removed as well. 17667 * make sure this flag is set for partially installed apps. If not its meaningless to 17668 * delete a partially installed application. 17669 */ 17670 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17671 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17672 String packageName = ps.name; 17673 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17674 // Retrieve object to delete permissions for shared user later on 17675 final PackageParser.Package deletedPkg; 17676 final PackageSetting deletedPs; 17677 // reader 17678 synchronized (mPackages) { 17679 deletedPkg = mPackages.get(packageName); 17680 deletedPs = mSettings.mPackages.get(packageName); 17681 if (outInfo != null) { 17682 outInfo.removedPackage = packageName; 17683 outInfo.isStaticSharedLib = deletedPkg != null 17684 && deletedPkg.staticSharedLibName != null; 17685 outInfo.removedUsers = deletedPs != null 17686 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17687 : null; 17688 } 17689 } 17690 17691 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17692 17693 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17694 final PackageParser.Package resolvedPkg; 17695 if (deletedPkg != null) { 17696 resolvedPkg = deletedPkg; 17697 } else { 17698 // We don't have a parsed package when it lives on an ejected 17699 // adopted storage device, so fake something together 17700 resolvedPkg = new PackageParser.Package(ps.name); 17701 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17702 } 17703 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17704 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17705 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17706 if (outInfo != null) { 17707 outInfo.dataRemoved = true; 17708 } 17709 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17710 } 17711 17712 int removedAppId = -1; 17713 17714 // writer 17715 synchronized (mPackages) { 17716 boolean installedStateChanged = false; 17717 if (deletedPs != null) { 17718 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17719 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17720 clearDefaultBrowserIfNeeded(packageName); 17721 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17722 removedAppId = mSettings.removePackageLPw(packageName); 17723 if (outInfo != null) { 17724 outInfo.removedAppId = removedAppId; 17725 } 17726 updatePermissionsLPw(deletedPs.name, null, 0); 17727 if (deletedPs.sharedUser != null) { 17728 // Remove permissions associated with package. Since runtime 17729 // permissions are per user we have to kill the removed package 17730 // or packages running under the shared user of the removed 17731 // package if revoking the permissions requested only by the removed 17732 // package is successful and this causes a change in gids. 17733 for (int userId : UserManagerService.getInstance().getUserIds()) { 17734 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17735 userId); 17736 if (userIdToKill == UserHandle.USER_ALL 17737 || userIdToKill >= UserHandle.USER_SYSTEM) { 17738 // If gids changed for this user, kill all affected packages. 17739 mHandler.post(new Runnable() { 17740 @Override 17741 public void run() { 17742 // This has to happen with no lock held. 17743 killApplication(deletedPs.name, deletedPs.appId, 17744 KILL_APP_REASON_GIDS_CHANGED); 17745 } 17746 }); 17747 break; 17748 } 17749 } 17750 } 17751 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17752 } 17753 // make sure to preserve per-user disabled state if this removal was just 17754 // a downgrade of a system app to the factory package 17755 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17756 if (DEBUG_REMOVE) { 17757 Slog.d(TAG, "Propagating install state across downgrade"); 17758 } 17759 for (int userId : allUserHandles) { 17760 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17761 if (DEBUG_REMOVE) { 17762 Slog.d(TAG, " user " + userId + " => " + installed); 17763 } 17764 if (installed != ps.getInstalled(userId)) { 17765 installedStateChanged = true; 17766 } 17767 ps.setInstalled(installed, userId); 17768 } 17769 } 17770 } 17771 // can downgrade to reader 17772 if (writeSettings) { 17773 // Save settings now 17774 mSettings.writeLPr(); 17775 } 17776 if (installedStateChanged) { 17777 mSettings.writeKernelMappingLPr(ps); 17778 } 17779 } 17780 if (removedAppId != -1) { 17781 // A user ID was deleted here. Go through all users and remove it 17782 // from KeyStore. 17783 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17784 } 17785 } 17786 17787 static boolean locationIsPrivileged(File path) { 17788 try { 17789 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17790 .getCanonicalPath(); 17791 return path.getCanonicalPath().startsWith(privilegedAppDir); 17792 } catch (IOException e) { 17793 Slog.e(TAG, "Unable to access code path " + path); 17794 } 17795 return false; 17796 } 17797 17798 /* 17799 * Tries to delete system package. 17800 */ 17801 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17802 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17803 boolean writeSettings) { 17804 if (deletedPs.parentPackageName != null) { 17805 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17806 return false; 17807 } 17808 17809 final boolean applyUserRestrictions 17810 = (allUserHandles != null) && (outInfo.origUsers != null); 17811 final PackageSetting disabledPs; 17812 // Confirm if the system package has been updated 17813 // An updated system app can be deleted. This will also have to restore 17814 // the system pkg from system partition 17815 // reader 17816 synchronized (mPackages) { 17817 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17818 } 17819 17820 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17821 + " disabledPs=" + disabledPs); 17822 17823 if (disabledPs == null) { 17824 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17825 return false; 17826 } else if (DEBUG_REMOVE) { 17827 Slog.d(TAG, "Deleting system pkg from data partition"); 17828 } 17829 17830 if (DEBUG_REMOVE) { 17831 if (applyUserRestrictions) { 17832 Slog.d(TAG, "Remembering install states:"); 17833 for (int userId : allUserHandles) { 17834 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17835 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17836 } 17837 } 17838 } 17839 17840 // Delete the updated package 17841 outInfo.isRemovedPackageSystemUpdate = true; 17842 if (outInfo.removedChildPackages != null) { 17843 final int childCount = (deletedPs.childPackageNames != null) 17844 ? deletedPs.childPackageNames.size() : 0; 17845 for (int i = 0; i < childCount; i++) { 17846 String childPackageName = deletedPs.childPackageNames.get(i); 17847 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17848 .contains(childPackageName)) { 17849 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17850 childPackageName); 17851 if (childInfo != null) { 17852 childInfo.isRemovedPackageSystemUpdate = true; 17853 } 17854 } 17855 } 17856 } 17857 17858 if (disabledPs.versionCode < deletedPs.versionCode) { 17859 // Delete data for downgrades 17860 flags &= ~PackageManager.DELETE_KEEP_DATA; 17861 } else { 17862 // Preserve data by setting flag 17863 flags |= PackageManager.DELETE_KEEP_DATA; 17864 } 17865 17866 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17867 outInfo, writeSettings, disabledPs.pkg); 17868 if (!ret) { 17869 return false; 17870 } 17871 17872 // writer 17873 synchronized (mPackages) { 17874 // Reinstate the old system package 17875 enableSystemPackageLPw(disabledPs.pkg); 17876 // Remove any native libraries from the upgraded package. 17877 removeNativeBinariesLI(deletedPs); 17878 } 17879 17880 // Install the system package 17881 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17882 int parseFlags = mDefParseFlags 17883 | PackageParser.PARSE_MUST_BE_APK 17884 | PackageParser.PARSE_IS_SYSTEM 17885 | PackageParser.PARSE_IS_SYSTEM_DIR; 17886 if (locationIsPrivileged(disabledPs.codePath)) { 17887 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17888 } 17889 17890 final PackageParser.Package newPkg; 17891 try { 17892 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17893 0 /* currentTime */, null); 17894 } catch (PackageManagerException e) { 17895 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17896 + e.getMessage()); 17897 return false; 17898 } 17899 17900 try { 17901 // update shared libraries for the newly re-installed system package 17902 updateSharedLibrariesLPr(newPkg, null); 17903 } catch (PackageManagerException e) { 17904 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17905 } 17906 17907 prepareAppDataAfterInstallLIF(newPkg); 17908 17909 // writer 17910 synchronized (mPackages) { 17911 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17912 17913 // Propagate the permissions state as we do not want to drop on the floor 17914 // runtime permissions. The update permissions method below will take 17915 // care of removing obsolete permissions and grant install permissions. 17916 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17917 updatePermissionsLPw(newPkg.packageName, newPkg, 17918 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17919 17920 if (applyUserRestrictions) { 17921 boolean installedStateChanged = false; 17922 if (DEBUG_REMOVE) { 17923 Slog.d(TAG, "Propagating install state across reinstall"); 17924 } 17925 for (int userId : allUserHandles) { 17926 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17927 if (DEBUG_REMOVE) { 17928 Slog.d(TAG, " user " + userId + " => " + installed); 17929 } 17930 if (installed != ps.getInstalled(userId)) { 17931 installedStateChanged = true; 17932 } 17933 ps.setInstalled(installed, userId); 17934 17935 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17936 } 17937 // Regardless of writeSettings we need to ensure that this restriction 17938 // state propagation is persisted 17939 mSettings.writeAllUsersPackageRestrictionsLPr(); 17940 if (installedStateChanged) { 17941 mSettings.writeKernelMappingLPr(ps); 17942 } 17943 } 17944 // can downgrade to reader here 17945 if (writeSettings) { 17946 mSettings.writeLPr(); 17947 } 17948 } 17949 return true; 17950 } 17951 17952 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17953 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17954 PackageRemovedInfo outInfo, boolean writeSettings, 17955 PackageParser.Package replacingPackage) { 17956 synchronized (mPackages) { 17957 if (outInfo != null) { 17958 outInfo.uid = ps.appId; 17959 } 17960 17961 if (outInfo != null && outInfo.removedChildPackages != null) { 17962 final int childCount = (ps.childPackageNames != null) 17963 ? ps.childPackageNames.size() : 0; 17964 for (int i = 0; i < childCount; i++) { 17965 String childPackageName = ps.childPackageNames.get(i); 17966 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17967 if (childPs == null) { 17968 return false; 17969 } 17970 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17971 childPackageName); 17972 if (childInfo != null) { 17973 childInfo.uid = childPs.appId; 17974 } 17975 } 17976 } 17977 } 17978 17979 // Delete package data from internal structures and also remove data if flag is set 17980 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17981 17982 // Delete the child packages data 17983 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17984 for (int i = 0; i < childCount; i++) { 17985 PackageSetting childPs; 17986 synchronized (mPackages) { 17987 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17988 } 17989 if (childPs != null) { 17990 PackageRemovedInfo childOutInfo = (outInfo != null 17991 && outInfo.removedChildPackages != null) 17992 ? outInfo.removedChildPackages.get(childPs.name) : null; 17993 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17994 && (replacingPackage != null 17995 && !replacingPackage.hasChildPackage(childPs.name)) 17996 ? flags & ~DELETE_KEEP_DATA : flags; 17997 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17998 deleteFlags, writeSettings); 17999 } 18000 } 18001 18002 // Delete application code and resources only for parent packages 18003 if (ps.parentPackageName == null) { 18004 if (deleteCodeAndResources && (outInfo != null)) { 18005 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18006 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18007 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18008 } 18009 } 18010 18011 return true; 18012 } 18013 18014 @Override 18015 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18016 int userId) { 18017 mContext.enforceCallingOrSelfPermission( 18018 android.Manifest.permission.DELETE_PACKAGES, null); 18019 synchronized (mPackages) { 18020 PackageSetting ps = mSettings.mPackages.get(packageName); 18021 if (ps == null) { 18022 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18023 return false; 18024 } 18025 // Cannot block uninstall of static shared libs as they are 18026 // considered a part of the using app (emulating static linking). 18027 // Also static libs are installed always on internal storage. 18028 PackageParser.Package pkg = mPackages.get(packageName); 18029 if (pkg != null && pkg.staticSharedLibName != null) { 18030 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18031 + " providing static shared library: " + pkg.staticSharedLibName); 18032 return false; 18033 } 18034 if (!ps.getInstalled(userId)) { 18035 // Can't block uninstall for an app that is not installed or enabled. 18036 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18037 return false; 18038 } 18039 ps.setBlockUninstall(blockUninstall, userId); 18040 mSettings.writePackageRestrictionsLPr(userId); 18041 } 18042 return true; 18043 } 18044 18045 @Override 18046 public boolean getBlockUninstallForUser(String packageName, int userId) { 18047 synchronized (mPackages) { 18048 PackageSetting ps = mSettings.mPackages.get(packageName); 18049 if (ps == null) { 18050 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18051 return false; 18052 } 18053 return ps.getBlockUninstall(userId); 18054 } 18055 } 18056 18057 @Override 18058 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18059 int callingUid = Binder.getCallingUid(); 18060 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18061 throw new SecurityException( 18062 "setRequiredForSystemUser can only be run by the system or root"); 18063 } 18064 synchronized (mPackages) { 18065 PackageSetting ps = mSettings.mPackages.get(packageName); 18066 if (ps == null) { 18067 Log.w(TAG, "Package doesn't exist: " + packageName); 18068 return false; 18069 } 18070 if (systemUserApp) { 18071 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18072 } else { 18073 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18074 } 18075 mSettings.writeLPr(); 18076 } 18077 return true; 18078 } 18079 18080 /* 18081 * This method handles package deletion in general 18082 */ 18083 private boolean deletePackageLIF(String packageName, UserHandle user, 18084 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18085 PackageRemovedInfo outInfo, boolean writeSettings, 18086 PackageParser.Package replacingPackage) { 18087 if (packageName == null) { 18088 Slog.w(TAG, "Attempt to delete null packageName."); 18089 return false; 18090 } 18091 18092 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18093 18094 PackageSetting ps; 18095 synchronized (mPackages) { 18096 ps = mSettings.mPackages.get(packageName); 18097 if (ps == null) { 18098 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18099 return false; 18100 } 18101 18102 if (ps.parentPackageName != null && (!isSystemApp(ps) 18103 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18104 if (DEBUG_REMOVE) { 18105 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18106 + ((user == null) ? UserHandle.USER_ALL : user)); 18107 } 18108 final int removedUserId = (user != null) ? user.getIdentifier() 18109 : UserHandle.USER_ALL; 18110 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18111 return false; 18112 } 18113 markPackageUninstalledForUserLPw(ps, user); 18114 scheduleWritePackageRestrictionsLocked(user); 18115 return true; 18116 } 18117 } 18118 18119 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18120 && user.getIdentifier() != UserHandle.USER_ALL)) { 18121 // The caller is asking that the package only be deleted for a single 18122 // user. To do this, we just mark its uninstalled state and delete 18123 // its data. If this is a system app, we only allow this to happen if 18124 // they have set the special DELETE_SYSTEM_APP which requests different 18125 // semantics than normal for uninstalling system apps. 18126 markPackageUninstalledForUserLPw(ps, user); 18127 18128 if (!isSystemApp(ps)) { 18129 // Do not uninstall the APK if an app should be cached 18130 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18131 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18132 // Other user still have this package installed, so all 18133 // we need to do is clear this user's data and save that 18134 // it is uninstalled. 18135 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18136 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18137 return false; 18138 } 18139 scheduleWritePackageRestrictionsLocked(user); 18140 return true; 18141 } else { 18142 // We need to set it back to 'installed' so the uninstall 18143 // broadcasts will be sent correctly. 18144 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18145 ps.setInstalled(true, user.getIdentifier()); 18146 mSettings.writeKernelMappingLPr(ps); 18147 } 18148 } else { 18149 // This is a system app, so we assume that the 18150 // other users 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, "Deleting system app"); 18154 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18155 return false; 18156 } 18157 scheduleWritePackageRestrictionsLocked(user); 18158 return true; 18159 } 18160 } 18161 18162 // If we are deleting a composite package for all users, keep track 18163 // of result for each child. 18164 if (ps.childPackageNames != null && outInfo != null) { 18165 synchronized (mPackages) { 18166 final int childCount = ps.childPackageNames.size(); 18167 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18168 for (int i = 0; i < childCount; i++) { 18169 String childPackageName = ps.childPackageNames.get(i); 18170 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18171 childInfo.removedPackage = childPackageName; 18172 outInfo.removedChildPackages.put(childPackageName, childInfo); 18173 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18174 if (childPs != null) { 18175 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18176 } 18177 } 18178 } 18179 } 18180 18181 boolean ret = false; 18182 if (isSystemApp(ps)) { 18183 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18184 // When an updated system application is deleted we delete the existing resources 18185 // as well and fall back to existing code in system partition 18186 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18187 } else { 18188 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18189 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18190 outInfo, writeSettings, replacingPackage); 18191 } 18192 18193 // Take a note whether we deleted the package for all users 18194 if (outInfo != null) { 18195 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18196 if (outInfo.removedChildPackages != null) { 18197 synchronized (mPackages) { 18198 final int childCount = outInfo.removedChildPackages.size(); 18199 for (int i = 0; i < childCount; i++) { 18200 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18201 if (childInfo != null) { 18202 childInfo.removedForAllUsers = mPackages.get( 18203 childInfo.removedPackage) == null; 18204 } 18205 } 18206 } 18207 } 18208 // If we uninstalled an update to a system app there may be some 18209 // child packages that appeared as they are declared in the system 18210 // app but were not declared in the update. 18211 if (isSystemApp(ps)) { 18212 synchronized (mPackages) { 18213 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18214 final int childCount = (updatedPs.childPackageNames != null) 18215 ? updatedPs.childPackageNames.size() : 0; 18216 for (int i = 0; i < childCount; i++) { 18217 String childPackageName = updatedPs.childPackageNames.get(i); 18218 if (outInfo.removedChildPackages == null 18219 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18220 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18221 if (childPs == null) { 18222 continue; 18223 } 18224 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18225 installRes.name = childPackageName; 18226 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18227 installRes.pkg = mPackages.get(childPackageName); 18228 installRes.uid = childPs.pkg.applicationInfo.uid; 18229 if (outInfo.appearedChildPackages == null) { 18230 outInfo.appearedChildPackages = new ArrayMap<>(); 18231 } 18232 outInfo.appearedChildPackages.put(childPackageName, installRes); 18233 } 18234 } 18235 } 18236 } 18237 } 18238 18239 return ret; 18240 } 18241 18242 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18243 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18244 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18245 for (int nextUserId : userIds) { 18246 if (DEBUG_REMOVE) { 18247 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18248 } 18249 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18250 false /*installed*/, 18251 true /*stopped*/, 18252 true /*notLaunched*/, 18253 false /*hidden*/, 18254 false /*suspended*/, 18255 false /*instantApp*/, 18256 null /*lastDisableAppCaller*/, 18257 null /*enabledComponents*/, 18258 null /*disabledComponents*/, 18259 false /*blockUninstall*/, 18260 ps.readUserState(nextUserId).domainVerificationStatus, 18261 0, PackageManager.INSTALL_REASON_UNKNOWN); 18262 } 18263 mSettings.writeKernelMappingLPr(ps); 18264 } 18265 18266 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18267 PackageRemovedInfo outInfo) { 18268 final PackageParser.Package pkg; 18269 synchronized (mPackages) { 18270 pkg = mPackages.get(ps.name); 18271 } 18272 18273 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18274 : new int[] {userId}; 18275 for (int nextUserId : userIds) { 18276 if (DEBUG_REMOVE) { 18277 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18278 + nextUserId); 18279 } 18280 18281 destroyAppDataLIF(pkg, userId, 18282 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18283 destroyAppProfilesLIF(pkg, userId); 18284 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18285 schedulePackageCleaning(ps.name, nextUserId, false); 18286 synchronized (mPackages) { 18287 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18288 scheduleWritePackageRestrictionsLocked(nextUserId); 18289 } 18290 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18291 } 18292 } 18293 18294 if (outInfo != null) { 18295 outInfo.removedPackage = ps.name; 18296 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18297 outInfo.removedAppId = ps.appId; 18298 outInfo.removedUsers = userIds; 18299 } 18300 18301 return true; 18302 } 18303 18304 private final class ClearStorageConnection implements ServiceConnection { 18305 IMediaContainerService mContainerService; 18306 18307 @Override 18308 public void onServiceConnected(ComponentName name, IBinder service) { 18309 synchronized (this) { 18310 mContainerService = IMediaContainerService.Stub 18311 .asInterface(Binder.allowBlocking(service)); 18312 notifyAll(); 18313 } 18314 } 18315 18316 @Override 18317 public void onServiceDisconnected(ComponentName name) { 18318 } 18319 } 18320 18321 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18322 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18323 18324 final boolean mounted; 18325 if (Environment.isExternalStorageEmulated()) { 18326 mounted = true; 18327 } else { 18328 final String status = Environment.getExternalStorageState(); 18329 18330 mounted = status.equals(Environment.MEDIA_MOUNTED) 18331 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18332 } 18333 18334 if (!mounted) { 18335 return; 18336 } 18337 18338 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18339 int[] users; 18340 if (userId == UserHandle.USER_ALL) { 18341 users = sUserManager.getUserIds(); 18342 } else { 18343 users = new int[] { userId }; 18344 } 18345 final ClearStorageConnection conn = new ClearStorageConnection(); 18346 if (mContext.bindServiceAsUser( 18347 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18348 try { 18349 for (int curUser : users) { 18350 long timeout = SystemClock.uptimeMillis() + 5000; 18351 synchronized (conn) { 18352 long now; 18353 while (conn.mContainerService == null && 18354 (now = SystemClock.uptimeMillis()) < timeout) { 18355 try { 18356 conn.wait(timeout - now); 18357 } catch (InterruptedException e) { 18358 } 18359 } 18360 } 18361 if (conn.mContainerService == null) { 18362 return; 18363 } 18364 18365 final UserEnvironment userEnv = new UserEnvironment(curUser); 18366 clearDirectory(conn.mContainerService, 18367 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18368 if (allData) { 18369 clearDirectory(conn.mContainerService, 18370 userEnv.buildExternalStorageAppDataDirs(packageName)); 18371 clearDirectory(conn.mContainerService, 18372 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18373 } 18374 } 18375 } finally { 18376 mContext.unbindService(conn); 18377 } 18378 } 18379 } 18380 18381 @Override 18382 public void clearApplicationProfileData(String packageName) { 18383 enforceSystemOrRoot("Only the system can clear all profile data"); 18384 18385 final PackageParser.Package pkg; 18386 synchronized (mPackages) { 18387 pkg = mPackages.get(packageName); 18388 } 18389 18390 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18391 synchronized (mInstallLock) { 18392 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18393 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18394 true /* removeBaseMarker */); 18395 } 18396 } 18397 } 18398 18399 @Override 18400 public void clearApplicationUserData(final String packageName, 18401 final IPackageDataObserver observer, final int userId) { 18402 mContext.enforceCallingOrSelfPermission( 18403 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18404 18405 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18406 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18407 18408 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18409 throw new SecurityException("Cannot clear data for a protected package: " 18410 + packageName); 18411 } 18412 // Queue up an async operation since the package deletion may take a little while. 18413 mHandler.post(new Runnable() { 18414 public void run() { 18415 mHandler.removeCallbacks(this); 18416 final boolean succeeded; 18417 try (PackageFreezer freezer = freezePackage(packageName, 18418 "clearApplicationUserData")) { 18419 synchronized (mInstallLock) { 18420 succeeded = clearApplicationUserDataLIF(packageName, userId); 18421 } 18422 clearExternalStorageDataSync(packageName, userId, true); 18423 synchronized (mPackages) { 18424 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18425 packageName, userId); 18426 } 18427 } 18428 if (succeeded) { 18429 // invoke DeviceStorageMonitor's update method to clear any notifications 18430 DeviceStorageMonitorInternal dsm = LocalServices 18431 .getService(DeviceStorageMonitorInternal.class); 18432 if (dsm != null) { 18433 dsm.checkMemory(); 18434 } 18435 } 18436 if(observer != null) { 18437 try { 18438 observer.onRemoveCompleted(packageName, succeeded); 18439 } catch (RemoteException e) { 18440 Log.i(TAG, "Observer no longer exists."); 18441 } 18442 } //end if observer 18443 } //end run 18444 }); 18445 } 18446 18447 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18448 if (packageName == null) { 18449 Slog.w(TAG, "Attempt to delete null packageName."); 18450 return false; 18451 } 18452 18453 // Try finding details about the requested package 18454 PackageParser.Package pkg; 18455 synchronized (mPackages) { 18456 pkg = mPackages.get(packageName); 18457 if (pkg == null) { 18458 final PackageSetting ps = mSettings.mPackages.get(packageName); 18459 if (ps != null) { 18460 pkg = ps.pkg; 18461 } 18462 } 18463 18464 if (pkg == null) { 18465 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18466 return false; 18467 } 18468 18469 PackageSetting ps = (PackageSetting) pkg.mExtras; 18470 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18471 } 18472 18473 clearAppDataLIF(pkg, userId, 18474 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18475 18476 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18477 removeKeystoreDataIfNeeded(userId, appId); 18478 18479 UserManagerInternal umInternal = getUserManagerInternal(); 18480 final int flags; 18481 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18482 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18483 } else if (umInternal.isUserRunning(userId)) { 18484 flags = StorageManager.FLAG_STORAGE_DE; 18485 } else { 18486 flags = 0; 18487 } 18488 prepareAppDataContentsLIF(pkg, userId, flags); 18489 18490 return true; 18491 } 18492 18493 /** 18494 * Reverts user permission state changes (permissions and flags) in 18495 * all packages for a given user. 18496 * 18497 * @param userId The device user for which to do a reset. 18498 */ 18499 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18500 final int packageCount = mPackages.size(); 18501 for (int i = 0; i < packageCount; i++) { 18502 PackageParser.Package pkg = mPackages.valueAt(i); 18503 PackageSetting ps = (PackageSetting) pkg.mExtras; 18504 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18505 } 18506 } 18507 18508 private void resetNetworkPolicies(int userId) { 18509 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18510 } 18511 18512 /** 18513 * Reverts user permission state changes (permissions and flags). 18514 * 18515 * @param ps The package for which to reset. 18516 * @param userId The device user for which to do a reset. 18517 */ 18518 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18519 final PackageSetting ps, final int userId) { 18520 if (ps.pkg == null) { 18521 return; 18522 } 18523 18524 // These are flags that can change base on user actions. 18525 final int userSettableMask = FLAG_PERMISSION_USER_SET 18526 | FLAG_PERMISSION_USER_FIXED 18527 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18528 | FLAG_PERMISSION_REVIEW_REQUIRED; 18529 18530 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18531 | FLAG_PERMISSION_POLICY_FIXED; 18532 18533 boolean writeInstallPermissions = false; 18534 boolean writeRuntimePermissions = false; 18535 18536 final int permissionCount = ps.pkg.requestedPermissions.size(); 18537 for (int i = 0; i < permissionCount; i++) { 18538 String permission = ps.pkg.requestedPermissions.get(i); 18539 18540 BasePermission bp = mSettings.mPermissions.get(permission); 18541 if (bp == null) { 18542 continue; 18543 } 18544 18545 // If shared user we just reset the state to which only this app contributed. 18546 if (ps.sharedUser != null) { 18547 boolean used = false; 18548 final int packageCount = ps.sharedUser.packages.size(); 18549 for (int j = 0; j < packageCount; j++) { 18550 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18551 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18552 && pkg.pkg.requestedPermissions.contains(permission)) { 18553 used = true; 18554 break; 18555 } 18556 } 18557 if (used) { 18558 continue; 18559 } 18560 } 18561 18562 PermissionsState permissionsState = ps.getPermissionsState(); 18563 18564 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18565 18566 // Always clear the user settable flags. 18567 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18568 bp.name) != null; 18569 // If permission review is enabled and this is a legacy app, mark the 18570 // permission as requiring a review as this is the initial state. 18571 int flags = 0; 18572 if (mPermissionReviewRequired 18573 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18574 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18575 } 18576 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18577 if (hasInstallState) { 18578 writeInstallPermissions = true; 18579 } else { 18580 writeRuntimePermissions = true; 18581 } 18582 } 18583 18584 // Below is only runtime permission handling. 18585 if (!bp.isRuntime()) { 18586 continue; 18587 } 18588 18589 // Never clobber system or policy. 18590 if ((oldFlags & policyOrSystemFlags) != 0) { 18591 continue; 18592 } 18593 18594 // If this permission was granted by default, make sure it is. 18595 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18596 if (permissionsState.grantRuntimePermission(bp, userId) 18597 != PERMISSION_OPERATION_FAILURE) { 18598 writeRuntimePermissions = true; 18599 } 18600 // If permission review is enabled the permissions for a legacy apps 18601 // are represented as constantly granted runtime ones, so don't revoke. 18602 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18603 // Otherwise, reset the permission. 18604 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18605 switch (revokeResult) { 18606 case PERMISSION_OPERATION_SUCCESS: 18607 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18608 writeRuntimePermissions = true; 18609 final int appId = ps.appId; 18610 mHandler.post(new Runnable() { 18611 @Override 18612 public void run() { 18613 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18614 } 18615 }); 18616 } break; 18617 } 18618 } 18619 } 18620 18621 // Synchronously write as we are taking permissions away. 18622 if (writeRuntimePermissions) { 18623 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18624 } 18625 18626 // Synchronously write as we are taking permissions away. 18627 if (writeInstallPermissions) { 18628 mSettings.writeLPr(); 18629 } 18630 } 18631 18632 /** 18633 * Remove entries from the keystore daemon. Will only remove it if the 18634 * {@code appId} is valid. 18635 */ 18636 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18637 if (appId < 0) { 18638 return; 18639 } 18640 18641 final KeyStore keyStore = KeyStore.getInstance(); 18642 if (keyStore != null) { 18643 if (userId == UserHandle.USER_ALL) { 18644 for (final int individual : sUserManager.getUserIds()) { 18645 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18646 } 18647 } else { 18648 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18649 } 18650 } else { 18651 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18652 } 18653 } 18654 18655 @Override 18656 public void deleteApplicationCacheFiles(final String packageName, 18657 final IPackageDataObserver observer) { 18658 final int userId = UserHandle.getCallingUserId(); 18659 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18660 } 18661 18662 @Override 18663 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18664 final IPackageDataObserver observer) { 18665 mContext.enforceCallingOrSelfPermission( 18666 android.Manifest.permission.DELETE_CACHE_FILES, null); 18667 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18668 /* requireFullPermission= */ true, /* checkShell= */ false, 18669 "delete application cache files"); 18670 18671 final PackageParser.Package pkg; 18672 synchronized (mPackages) { 18673 pkg = mPackages.get(packageName); 18674 } 18675 18676 // Queue up an async operation since the package deletion may take a little while. 18677 mHandler.post(new Runnable() { 18678 public void run() { 18679 synchronized (mInstallLock) { 18680 final int flags = StorageManager.FLAG_STORAGE_DE 18681 | StorageManager.FLAG_STORAGE_CE; 18682 // We're only clearing cache files, so we don't care if the 18683 // app is unfrozen and still able to run 18684 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18685 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18686 } 18687 clearExternalStorageDataSync(packageName, userId, false); 18688 if (observer != null) { 18689 try { 18690 observer.onRemoveCompleted(packageName, true); 18691 } catch (RemoteException e) { 18692 Log.i(TAG, "Observer no longer exists."); 18693 } 18694 } 18695 } 18696 }); 18697 } 18698 18699 @Override 18700 public void getPackageSizeInfo(final String packageName, int userHandle, 18701 final IPackageStatsObserver observer) { 18702 Slog.w(TAG, "Shame on you for calling a hidden API. Shame!"); 18703 try { 18704 observer.onGetStatsCompleted(null, false); 18705 } catch (Throwable ignored) { 18706 } 18707 } 18708 18709 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18710 final PackageSetting ps; 18711 synchronized (mPackages) { 18712 ps = mSettings.mPackages.get(packageName); 18713 if (ps == null) { 18714 Slog.w(TAG, "Failed to find settings for " + packageName); 18715 return false; 18716 } 18717 } 18718 18719 final String[] packageNames = { packageName }; 18720 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18721 final String[] codePaths = { ps.codePathString }; 18722 18723 try { 18724 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18725 ps.appId, ceDataInodes, codePaths, stats); 18726 18727 // For now, ignore code size of packages on system partition 18728 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18729 stats.codeSize = 0; 18730 } 18731 18732 // External clients expect these to be tracked separately 18733 stats.dataSize -= stats.cacheSize; 18734 18735 } catch (InstallerException e) { 18736 Slog.w(TAG, String.valueOf(e)); 18737 return false; 18738 } 18739 18740 return true; 18741 } 18742 18743 private int getUidTargetSdkVersionLockedLPr(int uid) { 18744 Object obj = mSettings.getUserIdLPr(uid); 18745 if (obj instanceof SharedUserSetting) { 18746 final SharedUserSetting sus = (SharedUserSetting) obj; 18747 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18748 final Iterator<PackageSetting> it = sus.packages.iterator(); 18749 while (it.hasNext()) { 18750 final PackageSetting ps = it.next(); 18751 if (ps.pkg != null) { 18752 int v = ps.pkg.applicationInfo.targetSdkVersion; 18753 if (v < vers) vers = v; 18754 } 18755 } 18756 return vers; 18757 } else if (obj instanceof PackageSetting) { 18758 final PackageSetting ps = (PackageSetting) obj; 18759 if (ps.pkg != null) { 18760 return ps.pkg.applicationInfo.targetSdkVersion; 18761 } 18762 } 18763 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18764 } 18765 18766 @Override 18767 public void addPreferredActivity(IntentFilter filter, int match, 18768 ComponentName[] set, ComponentName activity, int userId) { 18769 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18770 "Adding preferred"); 18771 } 18772 18773 private void addPreferredActivityInternal(IntentFilter filter, int match, 18774 ComponentName[] set, ComponentName activity, boolean always, int userId, 18775 String opname) { 18776 // writer 18777 int callingUid = Binder.getCallingUid(); 18778 enforceCrossUserPermission(callingUid, userId, 18779 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18780 if (filter.countActions() == 0) { 18781 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18782 return; 18783 } 18784 synchronized (mPackages) { 18785 if (mContext.checkCallingOrSelfPermission( 18786 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18787 != PackageManager.PERMISSION_GRANTED) { 18788 if (getUidTargetSdkVersionLockedLPr(callingUid) 18789 < Build.VERSION_CODES.FROYO) { 18790 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18791 + callingUid); 18792 return; 18793 } 18794 mContext.enforceCallingOrSelfPermission( 18795 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18796 } 18797 18798 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18799 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18800 + userId + ":"); 18801 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18802 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18803 scheduleWritePackageRestrictionsLocked(userId); 18804 postPreferredActivityChangedBroadcast(userId); 18805 } 18806 } 18807 18808 private void postPreferredActivityChangedBroadcast(int userId) { 18809 mHandler.post(() -> { 18810 final IActivityManager am = ActivityManager.getService(); 18811 if (am == null) { 18812 return; 18813 } 18814 18815 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18816 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18817 try { 18818 am.broadcastIntent(null, intent, null, null, 18819 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18820 null, false, false, userId); 18821 } catch (RemoteException e) { 18822 } 18823 }); 18824 } 18825 18826 @Override 18827 public void replacePreferredActivity(IntentFilter filter, int match, 18828 ComponentName[] set, ComponentName activity, int userId) { 18829 if (filter.countActions() != 1) { 18830 throw new IllegalArgumentException( 18831 "replacePreferredActivity expects filter to have only 1 action."); 18832 } 18833 if (filter.countDataAuthorities() != 0 18834 || filter.countDataPaths() != 0 18835 || filter.countDataSchemes() > 1 18836 || filter.countDataTypes() != 0) { 18837 throw new IllegalArgumentException( 18838 "replacePreferredActivity expects filter to have no data authorities, " + 18839 "paths, or types; and at most one scheme."); 18840 } 18841 18842 final int callingUid = Binder.getCallingUid(); 18843 enforceCrossUserPermission(callingUid, userId, 18844 true /* requireFullPermission */, false /* checkShell */, 18845 "replace preferred activity"); 18846 synchronized (mPackages) { 18847 if (mContext.checkCallingOrSelfPermission( 18848 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18849 != PackageManager.PERMISSION_GRANTED) { 18850 if (getUidTargetSdkVersionLockedLPr(callingUid) 18851 < Build.VERSION_CODES.FROYO) { 18852 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18853 + Binder.getCallingUid()); 18854 return; 18855 } 18856 mContext.enforceCallingOrSelfPermission( 18857 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18858 } 18859 18860 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18861 if (pir != null) { 18862 // Get all of the existing entries that exactly match this filter. 18863 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18864 if (existing != null && existing.size() == 1) { 18865 PreferredActivity cur = existing.get(0); 18866 if (DEBUG_PREFERRED) { 18867 Slog.i(TAG, "Checking replace of preferred:"); 18868 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18869 if (!cur.mPref.mAlways) { 18870 Slog.i(TAG, " -- CUR; not mAlways!"); 18871 } else { 18872 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18873 Slog.i(TAG, " -- CUR: mSet=" 18874 + Arrays.toString(cur.mPref.mSetComponents)); 18875 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18876 Slog.i(TAG, " -- NEW: mMatch=" 18877 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18878 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18879 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18880 } 18881 } 18882 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18883 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18884 && cur.mPref.sameSet(set)) { 18885 // Setting the preferred activity to what it happens to be already 18886 if (DEBUG_PREFERRED) { 18887 Slog.i(TAG, "Replacing with same preferred activity " 18888 + cur.mPref.mShortComponent + " for user " 18889 + userId + ":"); 18890 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18891 } 18892 return; 18893 } 18894 } 18895 18896 if (existing != null) { 18897 if (DEBUG_PREFERRED) { 18898 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18899 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18900 } 18901 for (int i = 0; i < existing.size(); i++) { 18902 PreferredActivity pa = existing.get(i); 18903 if (DEBUG_PREFERRED) { 18904 Slog.i(TAG, "Removing existing preferred activity " 18905 + pa.mPref.mComponent + ":"); 18906 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18907 } 18908 pir.removeFilter(pa); 18909 } 18910 } 18911 } 18912 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18913 "Replacing preferred"); 18914 } 18915 } 18916 18917 @Override 18918 public void clearPackagePreferredActivities(String packageName) { 18919 final int uid = Binder.getCallingUid(); 18920 // writer 18921 synchronized (mPackages) { 18922 PackageParser.Package pkg = mPackages.get(packageName); 18923 if (pkg == null || pkg.applicationInfo.uid != uid) { 18924 if (mContext.checkCallingOrSelfPermission( 18925 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18926 != PackageManager.PERMISSION_GRANTED) { 18927 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18928 < Build.VERSION_CODES.FROYO) { 18929 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18930 + Binder.getCallingUid()); 18931 return; 18932 } 18933 mContext.enforceCallingOrSelfPermission( 18934 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18935 } 18936 } 18937 18938 int user = UserHandle.getCallingUserId(); 18939 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18940 scheduleWritePackageRestrictionsLocked(user); 18941 } 18942 } 18943 } 18944 18945 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18946 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18947 ArrayList<PreferredActivity> removed = null; 18948 boolean changed = false; 18949 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18950 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18951 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18952 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18953 continue; 18954 } 18955 Iterator<PreferredActivity> it = pir.filterIterator(); 18956 while (it.hasNext()) { 18957 PreferredActivity pa = it.next(); 18958 // Mark entry for removal only if it matches the package name 18959 // and the entry is of type "always". 18960 if (packageName == null || 18961 (pa.mPref.mComponent.getPackageName().equals(packageName) 18962 && pa.mPref.mAlways)) { 18963 if (removed == null) { 18964 removed = new ArrayList<PreferredActivity>(); 18965 } 18966 removed.add(pa); 18967 } 18968 } 18969 if (removed != null) { 18970 for (int j=0; j<removed.size(); j++) { 18971 PreferredActivity pa = removed.get(j); 18972 pir.removeFilter(pa); 18973 } 18974 changed = true; 18975 } 18976 } 18977 if (changed) { 18978 postPreferredActivityChangedBroadcast(userId); 18979 } 18980 return changed; 18981 } 18982 18983 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18984 private void clearIntentFilterVerificationsLPw(int userId) { 18985 final int packageCount = mPackages.size(); 18986 for (int i = 0; i < packageCount; i++) { 18987 PackageParser.Package pkg = mPackages.valueAt(i); 18988 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18989 } 18990 } 18991 18992 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18993 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18994 if (userId == UserHandle.USER_ALL) { 18995 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18996 sUserManager.getUserIds())) { 18997 for (int oneUserId : sUserManager.getUserIds()) { 18998 scheduleWritePackageRestrictionsLocked(oneUserId); 18999 } 19000 } 19001 } else { 19002 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19003 scheduleWritePackageRestrictionsLocked(userId); 19004 } 19005 } 19006 } 19007 19008 void clearDefaultBrowserIfNeeded(String packageName) { 19009 for (int oneUserId : sUserManager.getUserIds()) { 19010 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19011 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19012 if (packageName.equals(defaultBrowserPackageName)) { 19013 setDefaultBrowserPackageName(null, oneUserId); 19014 } 19015 } 19016 } 19017 19018 @Override 19019 public void resetApplicationPreferences(int userId) { 19020 mContext.enforceCallingOrSelfPermission( 19021 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19022 final long identity = Binder.clearCallingIdentity(); 19023 // writer 19024 try { 19025 synchronized (mPackages) { 19026 clearPackagePreferredActivitiesLPw(null, userId); 19027 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19028 // TODO: We have to reset the default SMS and Phone. This requires 19029 // significant refactoring to keep all default apps in the package 19030 // manager (cleaner but more work) or have the services provide 19031 // callbacks to the package manager to request a default app reset. 19032 applyFactoryDefaultBrowserLPw(userId); 19033 clearIntentFilterVerificationsLPw(userId); 19034 primeDomainVerificationsLPw(userId); 19035 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19036 scheduleWritePackageRestrictionsLocked(userId); 19037 } 19038 resetNetworkPolicies(userId); 19039 } finally { 19040 Binder.restoreCallingIdentity(identity); 19041 } 19042 } 19043 19044 @Override 19045 public int getPreferredActivities(List<IntentFilter> outFilters, 19046 List<ComponentName> outActivities, String packageName) { 19047 19048 int num = 0; 19049 final int userId = UserHandle.getCallingUserId(); 19050 // reader 19051 synchronized (mPackages) { 19052 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19053 if (pir != null) { 19054 final Iterator<PreferredActivity> it = pir.filterIterator(); 19055 while (it.hasNext()) { 19056 final PreferredActivity pa = it.next(); 19057 if (packageName == null 19058 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19059 && pa.mPref.mAlways)) { 19060 if (outFilters != null) { 19061 outFilters.add(new IntentFilter(pa)); 19062 } 19063 if (outActivities != null) { 19064 outActivities.add(pa.mPref.mComponent); 19065 } 19066 } 19067 } 19068 } 19069 } 19070 19071 return num; 19072 } 19073 19074 @Override 19075 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19076 int userId) { 19077 int callingUid = Binder.getCallingUid(); 19078 if (callingUid != Process.SYSTEM_UID) { 19079 throw new SecurityException( 19080 "addPersistentPreferredActivity can only be run by the system"); 19081 } 19082 if (filter.countActions() == 0) { 19083 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19084 return; 19085 } 19086 synchronized (mPackages) { 19087 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19088 ":"); 19089 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19090 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19091 new PersistentPreferredActivity(filter, activity)); 19092 scheduleWritePackageRestrictionsLocked(userId); 19093 postPreferredActivityChangedBroadcast(userId); 19094 } 19095 } 19096 19097 @Override 19098 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19099 int callingUid = Binder.getCallingUid(); 19100 if (callingUid != Process.SYSTEM_UID) { 19101 throw new SecurityException( 19102 "clearPackagePersistentPreferredActivities can only be run by the system"); 19103 } 19104 ArrayList<PersistentPreferredActivity> removed = null; 19105 boolean changed = false; 19106 synchronized (mPackages) { 19107 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19108 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19109 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19110 .valueAt(i); 19111 if (userId != thisUserId) { 19112 continue; 19113 } 19114 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19115 while (it.hasNext()) { 19116 PersistentPreferredActivity ppa = it.next(); 19117 // Mark entry for removal only if it matches the package name. 19118 if (ppa.mComponent.getPackageName().equals(packageName)) { 19119 if (removed == null) { 19120 removed = new ArrayList<PersistentPreferredActivity>(); 19121 } 19122 removed.add(ppa); 19123 } 19124 } 19125 if (removed != null) { 19126 for (int j=0; j<removed.size(); j++) { 19127 PersistentPreferredActivity ppa = removed.get(j); 19128 ppir.removeFilter(ppa); 19129 } 19130 changed = true; 19131 } 19132 } 19133 19134 if (changed) { 19135 scheduleWritePackageRestrictionsLocked(userId); 19136 postPreferredActivityChangedBroadcast(userId); 19137 } 19138 } 19139 } 19140 19141 /** 19142 * Common machinery for picking apart a restored XML blob and passing 19143 * it to a caller-supplied functor to be applied to the running system. 19144 */ 19145 private void restoreFromXml(XmlPullParser parser, int userId, 19146 String expectedStartTag, BlobXmlRestorer functor) 19147 throws IOException, XmlPullParserException { 19148 int type; 19149 while ((type = parser.next()) != XmlPullParser.START_TAG 19150 && type != XmlPullParser.END_DOCUMENT) { 19151 } 19152 if (type != XmlPullParser.START_TAG) { 19153 // oops didn't find a start tag?! 19154 if (DEBUG_BACKUP) { 19155 Slog.e(TAG, "Didn't find start tag during restore"); 19156 } 19157 return; 19158 } 19159Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19160 // this is supposed to be TAG_PREFERRED_BACKUP 19161 if (!expectedStartTag.equals(parser.getName())) { 19162 if (DEBUG_BACKUP) { 19163 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19164 } 19165 return; 19166 } 19167 19168 // skip interfering stuff, then we're aligned with the backing implementation 19169 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19170Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19171 functor.apply(parser, userId); 19172 } 19173 19174 private interface BlobXmlRestorer { 19175 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19176 } 19177 19178 /** 19179 * Non-Binder method, support for the backup/restore mechanism: write the 19180 * full set of preferred activities in its canonical XML format. Returns the 19181 * XML output as a byte array, or null if there is none. 19182 */ 19183 @Override 19184 public byte[] getPreferredActivityBackup(int userId) { 19185 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19186 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19187 } 19188 19189 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19190 try { 19191 final XmlSerializer serializer = new FastXmlSerializer(); 19192 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19193 serializer.startDocument(null, true); 19194 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19195 19196 synchronized (mPackages) { 19197 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19198 } 19199 19200 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19201 serializer.endDocument(); 19202 serializer.flush(); 19203 } catch (Exception e) { 19204 if (DEBUG_BACKUP) { 19205 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19206 } 19207 return null; 19208 } 19209 19210 return dataStream.toByteArray(); 19211 } 19212 19213 @Override 19214 public void restorePreferredActivities(byte[] backup, int userId) { 19215 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19216 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19217 } 19218 19219 try { 19220 final XmlPullParser parser = Xml.newPullParser(); 19221 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19222 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19223 new BlobXmlRestorer() { 19224 @Override 19225 public void apply(XmlPullParser parser, int userId) 19226 throws XmlPullParserException, IOException { 19227 synchronized (mPackages) { 19228 mSettings.readPreferredActivitiesLPw(parser, userId); 19229 } 19230 } 19231 } ); 19232 } catch (Exception e) { 19233 if (DEBUG_BACKUP) { 19234 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19235 } 19236 } 19237 } 19238 19239 /** 19240 * Non-Binder method, support for the backup/restore mechanism: write the 19241 * default browser (etc) settings in its canonical XML format. Returns the default 19242 * browser XML representation as a byte array, or null if there is none. 19243 */ 19244 @Override 19245 public byte[] getDefaultAppsBackup(int userId) { 19246 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19247 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19248 } 19249 19250 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19251 try { 19252 final XmlSerializer serializer = new FastXmlSerializer(); 19253 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19254 serializer.startDocument(null, true); 19255 serializer.startTag(null, TAG_DEFAULT_APPS); 19256 19257 synchronized (mPackages) { 19258 mSettings.writeDefaultAppsLPr(serializer, userId); 19259 } 19260 19261 serializer.endTag(null, TAG_DEFAULT_APPS); 19262 serializer.endDocument(); 19263 serializer.flush(); 19264 } catch (Exception e) { 19265 if (DEBUG_BACKUP) { 19266 Slog.e(TAG, "Unable to write default apps for backup", e); 19267 } 19268 return null; 19269 } 19270 19271 return dataStream.toByteArray(); 19272 } 19273 19274 @Override 19275 public void restoreDefaultApps(byte[] backup, int userId) { 19276 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19277 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19278 } 19279 19280 try { 19281 final XmlPullParser parser = Xml.newPullParser(); 19282 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19283 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19284 new BlobXmlRestorer() { 19285 @Override 19286 public void apply(XmlPullParser parser, int userId) 19287 throws XmlPullParserException, IOException { 19288 synchronized (mPackages) { 19289 mSettings.readDefaultAppsLPw(parser, userId); 19290 } 19291 } 19292 } ); 19293 } catch (Exception e) { 19294 if (DEBUG_BACKUP) { 19295 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19296 } 19297 } 19298 } 19299 19300 @Override 19301 public byte[] getIntentFilterVerificationBackup(int userId) { 19302 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19303 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19304 } 19305 19306 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19307 try { 19308 final XmlSerializer serializer = new FastXmlSerializer(); 19309 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19310 serializer.startDocument(null, true); 19311 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19312 19313 synchronized (mPackages) { 19314 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19315 } 19316 19317 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19318 serializer.endDocument(); 19319 serializer.flush(); 19320 } catch (Exception e) { 19321 if (DEBUG_BACKUP) { 19322 Slog.e(TAG, "Unable to write default apps for backup", e); 19323 } 19324 return null; 19325 } 19326 19327 return dataStream.toByteArray(); 19328 } 19329 19330 @Override 19331 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19332 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19333 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19334 } 19335 19336 try { 19337 final XmlPullParser parser = Xml.newPullParser(); 19338 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19339 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19340 new BlobXmlRestorer() { 19341 @Override 19342 public void apply(XmlPullParser parser, int userId) 19343 throws XmlPullParserException, IOException { 19344 synchronized (mPackages) { 19345 mSettings.readAllDomainVerificationsLPr(parser, userId); 19346 mSettings.writeLPr(); 19347 } 19348 } 19349 } ); 19350 } catch (Exception e) { 19351 if (DEBUG_BACKUP) { 19352 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19353 } 19354 } 19355 } 19356 19357 @Override 19358 public byte[] getPermissionGrantBackup(int userId) { 19359 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19360 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19361 } 19362 19363 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19364 try { 19365 final XmlSerializer serializer = new FastXmlSerializer(); 19366 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19367 serializer.startDocument(null, true); 19368 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19369 19370 synchronized (mPackages) { 19371 serializeRuntimePermissionGrantsLPr(serializer, userId); 19372 } 19373 19374 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19375 serializer.endDocument(); 19376 serializer.flush(); 19377 } catch (Exception e) { 19378 if (DEBUG_BACKUP) { 19379 Slog.e(TAG, "Unable to write default apps for backup", e); 19380 } 19381 return null; 19382 } 19383 19384 return dataStream.toByteArray(); 19385 } 19386 19387 @Override 19388 public void restorePermissionGrants(byte[] backup, int userId) { 19389 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19390 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19391 } 19392 19393 try { 19394 final XmlPullParser parser = Xml.newPullParser(); 19395 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19396 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19397 new BlobXmlRestorer() { 19398 @Override 19399 public void apply(XmlPullParser parser, int userId) 19400 throws XmlPullParserException, IOException { 19401 synchronized (mPackages) { 19402 processRestoredPermissionGrantsLPr(parser, userId); 19403 } 19404 } 19405 } ); 19406 } catch (Exception e) { 19407 if (DEBUG_BACKUP) { 19408 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19409 } 19410 } 19411 } 19412 19413 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19414 throws IOException { 19415 serializer.startTag(null, TAG_ALL_GRANTS); 19416 19417 final int N = mSettings.mPackages.size(); 19418 for (int i = 0; i < N; i++) { 19419 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19420 boolean pkgGrantsKnown = false; 19421 19422 PermissionsState packagePerms = ps.getPermissionsState(); 19423 19424 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19425 final int grantFlags = state.getFlags(); 19426 // only look at grants that are not system/policy fixed 19427 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19428 final boolean isGranted = state.isGranted(); 19429 // And only back up the user-twiddled state bits 19430 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19431 final String packageName = mSettings.mPackages.keyAt(i); 19432 if (!pkgGrantsKnown) { 19433 serializer.startTag(null, TAG_GRANT); 19434 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19435 pkgGrantsKnown = true; 19436 } 19437 19438 final boolean userSet = 19439 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19440 final boolean userFixed = 19441 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19442 final boolean revoke = 19443 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19444 19445 serializer.startTag(null, TAG_PERMISSION); 19446 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19447 if (isGranted) { 19448 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19449 } 19450 if (userSet) { 19451 serializer.attribute(null, ATTR_USER_SET, "true"); 19452 } 19453 if (userFixed) { 19454 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19455 } 19456 if (revoke) { 19457 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19458 } 19459 serializer.endTag(null, TAG_PERMISSION); 19460 } 19461 } 19462 } 19463 19464 if (pkgGrantsKnown) { 19465 serializer.endTag(null, TAG_GRANT); 19466 } 19467 } 19468 19469 serializer.endTag(null, TAG_ALL_GRANTS); 19470 } 19471 19472 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19473 throws XmlPullParserException, IOException { 19474 String pkgName = null; 19475 int outerDepth = parser.getDepth(); 19476 int type; 19477 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19478 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19479 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19480 continue; 19481 } 19482 19483 final String tagName = parser.getName(); 19484 if (tagName.equals(TAG_GRANT)) { 19485 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19486 if (DEBUG_BACKUP) { 19487 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19488 } 19489 } else if (tagName.equals(TAG_PERMISSION)) { 19490 19491 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19492 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19493 19494 int newFlagSet = 0; 19495 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19496 newFlagSet |= FLAG_PERMISSION_USER_SET; 19497 } 19498 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19499 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19500 } 19501 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19502 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19503 } 19504 if (DEBUG_BACKUP) { 19505 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19506 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19507 } 19508 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19509 if (ps != null) { 19510 // Already installed so we apply the grant immediately 19511 if (DEBUG_BACKUP) { 19512 Slog.v(TAG, " + already installed; applying"); 19513 } 19514 PermissionsState perms = ps.getPermissionsState(); 19515 BasePermission bp = mSettings.mPermissions.get(permName); 19516 if (bp != null) { 19517 if (isGranted) { 19518 perms.grantRuntimePermission(bp, userId); 19519 } 19520 if (newFlagSet != 0) { 19521 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19522 } 19523 } 19524 } else { 19525 // Need to wait for post-restore install to apply the grant 19526 if (DEBUG_BACKUP) { 19527 Slog.v(TAG, " - not yet installed; saving for later"); 19528 } 19529 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19530 isGranted, newFlagSet, userId); 19531 } 19532 } else { 19533 PackageManagerService.reportSettingsProblem(Log.WARN, 19534 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19535 XmlUtils.skipCurrentTag(parser); 19536 } 19537 } 19538 19539 scheduleWriteSettingsLocked(); 19540 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19541 } 19542 19543 @Override 19544 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19545 int sourceUserId, int targetUserId, int flags) { 19546 mContext.enforceCallingOrSelfPermission( 19547 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19548 int callingUid = Binder.getCallingUid(); 19549 enforceOwnerRights(ownerPackage, callingUid); 19550 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19551 if (intentFilter.countActions() == 0) { 19552 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19553 return; 19554 } 19555 synchronized (mPackages) { 19556 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19557 ownerPackage, targetUserId, flags); 19558 CrossProfileIntentResolver resolver = 19559 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19560 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19561 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19562 if (existing != null) { 19563 int size = existing.size(); 19564 for (int i = 0; i < size; i++) { 19565 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19566 return; 19567 } 19568 } 19569 } 19570 resolver.addFilter(newFilter); 19571 scheduleWritePackageRestrictionsLocked(sourceUserId); 19572 } 19573 } 19574 19575 @Override 19576 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19577 mContext.enforceCallingOrSelfPermission( 19578 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19579 int callingUid = Binder.getCallingUid(); 19580 enforceOwnerRights(ownerPackage, callingUid); 19581 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19582 synchronized (mPackages) { 19583 CrossProfileIntentResolver resolver = 19584 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19585 ArraySet<CrossProfileIntentFilter> set = 19586 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19587 for (CrossProfileIntentFilter filter : set) { 19588 if (filter.getOwnerPackage().equals(ownerPackage)) { 19589 resolver.removeFilter(filter); 19590 } 19591 } 19592 scheduleWritePackageRestrictionsLocked(sourceUserId); 19593 } 19594 } 19595 19596 // Enforcing that callingUid is owning pkg on userId 19597 private void enforceOwnerRights(String pkg, int callingUid) { 19598 // The system owns everything. 19599 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19600 return; 19601 } 19602 int callingUserId = UserHandle.getUserId(callingUid); 19603 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19604 if (pi == null) { 19605 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19606 + callingUserId); 19607 } 19608 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19609 throw new SecurityException("Calling uid " + callingUid 19610 + " does not own package " + pkg); 19611 } 19612 } 19613 19614 @Override 19615 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19616 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19617 } 19618 19619 private Intent getHomeIntent() { 19620 Intent intent = new Intent(Intent.ACTION_MAIN); 19621 intent.addCategory(Intent.CATEGORY_HOME); 19622 intent.addCategory(Intent.CATEGORY_DEFAULT); 19623 return intent; 19624 } 19625 19626 private IntentFilter getHomeFilter() { 19627 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19628 filter.addCategory(Intent.CATEGORY_HOME); 19629 filter.addCategory(Intent.CATEGORY_DEFAULT); 19630 return filter; 19631 } 19632 19633 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19634 int userId) { 19635 Intent intent = getHomeIntent(); 19636 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19637 PackageManager.GET_META_DATA, userId); 19638 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19639 true, false, false, userId); 19640 19641 allHomeCandidates.clear(); 19642 if (list != null) { 19643 for (ResolveInfo ri : list) { 19644 allHomeCandidates.add(ri); 19645 } 19646 } 19647 return (preferred == null || preferred.activityInfo == null) 19648 ? null 19649 : new ComponentName(preferred.activityInfo.packageName, 19650 preferred.activityInfo.name); 19651 } 19652 19653 @Override 19654 public void setHomeActivity(ComponentName comp, int userId) { 19655 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19656 getHomeActivitiesAsUser(homeActivities, userId); 19657 19658 boolean found = false; 19659 19660 final int size = homeActivities.size(); 19661 final ComponentName[] set = new ComponentName[size]; 19662 for (int i = 0; i < size; i++) { 19663 final ResolveInfo candidate = homeActivities.get(i); 19664 final ActivityInfo info = candidate.activityInfo; 19665 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19666 set[i] = activityName; 19667 if (!found && activityName.equals(comp)) { 19668 found = true; 19669 } 19670 } 19671 if (!found) { 19672 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19673 + userId); 19674 } 19675 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19676 set, comp, userId); 19677 } 19678 19679 private @Nullable String getSetupWizardPackageName() { 19680 final Intent intent = new Intent(Intent.ACTION_MAIN); 19681 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19682 19683 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19684 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19685 | MATCH_DISABLED_COMPONENTS, 19686 UserHandle.myUserId()); 19687 if (matches.size() == 1) { 19688 return matches.get(0).getComponentInfo().packageName; 19689 } else { 19690 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19691 + ": matches=" + matches); 19692 return null; 19693 } 19694 } 19695 19696 private @Nullable String getStorageManagerPackageName() { 19697 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19698 19699 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19700 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19701 | MATCH_DISABLED_COMPONENTS, 19702 UserHandle.myUserId()); 19703 if (matches.size() == 1) { 19704 return matches.get(0).getComponentInfo().packageName; 19705 } else { 19706 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19707 + matches.size() + ": matches=" + matches); 19708 return null; 19709 } 19710 } 19711 19712 @Override 19713 public void setApplicationEnabledSetting(String appPackageName, 19714 int newState, int flags, int userId, String callingPackage) { 19715 if (!sUserManager.exists(userId)) return; 19716 if (callingPackage == null) { 19717 callingPackage = Integer.toString(Binder.getCallingUid()); 19718 } 19719 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19720 } 19721 19722 @Override 19723 public void setComponentEnabledSetting(ComponentName componentName, 19724 int newState, int flags, int userId) { 19725 if (!sUserManager.exists(userId)) return; 19726 setEnabledSetting(componentName.getPackageName(), 19727 componentName.getClassName(), newState, flags, userId, null); 19728 } 19729 19730 private void setEnabledSetting(final String packageName, String className, int newState, 19731 final int flags, int userId, String callingPackage) { 19732 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19733 || newState == COMPONENT_ENABLED_STATE_ENABLED 19734 || newState == COMPONENT_ENABLED_STATE_DISABLED 19735 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19736 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19737 throw new IllegalArgumentException("Invalid new component state: " 19738 + newState); 19739 } 19740 PackageSetting pkgSetting; 19741 final int uid = Binder.getCallingUid(); 19742 final int permission; 19743 if (uid == Process.SYSTEM_UID) { 19744 permission = PackageManager.PERMISSION_GRANTED; 19745 } else { 19746 permission = mContext.checkCallingOrSelfPermission( 19747 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19748 } 19749 enforceCrossUserPermission(uid, userId, 19750 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19751 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19752 boolean sendNow = false; 19753 boolean isApp = (className == null); 19754 String componentName = isApp ? packageName : className; 19755 int packageUid = -1; 19756 ArrayList<String> components; 19757 19758 // writer 19759 synchronized (mPackages) { 19760 pkgSetting = mSettings.mPackages.get(packageName); 19761 if (pkgSetting == null) { 19762 if (className == null) { 19763 throw new IllegalArgumentException("Unknown package: " + packageName); 19764 } 19765 throw new IllegalArgumentException( 19766 "Unknown component: " + packageName + "/" + className); 19767 } 19768 } 19769 19770 // Limit who can change which apps 19771 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19772 // Don't allow apps that don't have permission to modify other apps 19773 if (!allowedByPermission) { 19774 throw new SecurityException( 19775 "Permission Denial: attempt to change component state from pid=" 19776 + Binder.getCallingPid() 19777 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19778 } 19779 // Don't allow changing protected packages. 19780 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19781 throw new SecurityException("Cannot disable a protected package: " + packageName); 19782 } 19783 } 19784 19785 synchronized (mPackages) { 19786 if (uid == Process.SHELL_UID 19787 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19788 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19789 // unless it is a test package. 19790 int oldState = pkgSetting.getEnabled(userId); 19791 if (className == null 19792 && 19793 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19794 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19795 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19796 && 19797 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19798 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19799 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19800 // ok 19801 } else { 19802 throw new SecurityException( 19803 "Shell cannot change component state for " + packageName + "/" 19804 + className + " to " + newState); 19805 } 19806 } 19807 if (className == null) { 19808 // We're dealing with an application/package level state change 19809 if (pkgSetting.getEnabled(userId) == newState) { 19810 // Nothing to do 19811 return; 19812 } 19813 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19814 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19815 // Don't care about who enables an app. 19816 callingPackage = null; 19817 } 19818 pkgSetting.setEnabled(newState, userId, callingPackage); 19819 // pkgSetting.pkg.mSetEnabled = newState; 19820 } else { 19821 // We're dealing with a component level state change 19822 // First, verify that this is a valid class name. 19823 PackageParser.Package pkg = pkgSetting.pkg; 19824 if (pkg == null || !pkg.hasComponentClassName(className)) { 19825 if (pkg != null && 19826 pkg.applicationInfo.targetSdkVersion >= 19827 Build.VERSION_CODES.JELLY_BEAN) { 19828 throw new IllegalArgumentException("Component class " + className 19829 + " does not exist in " + packageName); 19830 } else { 19831 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19832 + className + " does not exist in " + packageName); 19833 } 19834 } 19835 switch (newState) { 19836 case COMPONENT_ENABLED_STATE_ENABLED: 19837 if (!pkgSetting.enableComponentLPw(className, userId)) { 19838 return; 19839 } 19840 break; 19841 case COMPONENT_ENABLED_STATE_DISABLED: 19842 if (!pkgSetting.disableComponentLPw(className, userId)) { 19843 return; 19844 } 19845 break; 19846 case COMPONENT_ENABLED_STATE_DEFAULT: 19847 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19848 return; 19849 } 19850 break; 19851 default: 19852 Slog.e(TAG, "Invalid new component state: " + newState); 19853 return; 19854 } 19855 } 19856 scheduleWritePackageRestrictionsLocked(userId); 19857 updateSequenceNumberLP(packageName, new int[] { userId }); 19858 components = mPendingBroadcasts.get(userId, packageName); 19859 final boolean newPackage = components == null; 19860 if (newPackage) { 19861 components = new ArrayList<String>(); 19862 } 19863 if (!components.contains(componentName)) { 19864 components.add(componentName); 19865 } 19866 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19867 sendNow = true; 19868 // Purge entry from pending broadcast list if another one exists already 19869 // since we are sending one right away. 19870 mPendingBroadcasts.remove(userId, packageName); 19871 } else { 19872 if (newPackage) { 19873 mPendingBroadcasts.put(userId, packageName, components); 19874 } 19875 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19876 // Schedule a message 19877 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19878 } 19879 } 19880 } 19881 19882 long callingId = Binder.clearCallingIdentity(); 19883 try { 19884 if (sendNow) { 19885 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19886 sendPackageChangedBroadcast(packageName, 19887 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19888 } 19889 } finally { 19890 Binder.restoreCallingIdentity(callingId); 19891 } 19892 } 19893 19894 @Override 19895 public void flushPackageRestrictionsAsUser(int userId) { 19896 if (!sUserManager.exists(userId)) { 19897 return; 19898 } 19899 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19900 false /* checkShell */, "flushPackageRestrictions"); 19901 synchronized (mPackages) { 19902 mSettings.writePackageRestrictionsLPr(userId); 19903 mDirtyUsers.remove(userId); 19904 if (mDirtyUsers.isEmpty()) { 19905 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19906 } 19907 } 19908 } 19909 19910 private void sendPackageChangedBroadcast(String packageName, 19911 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19912 if (DEBUG_INSTALL) 19913 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19914 + componentNames); 19915 Bundle extras = new Bundle(4); 19916 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19917 String nameList[] = new String[componentNames.size()]; 19918 componentNames.toArray(nameList); 19919 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19920 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19921 extras.putInt(Intent.EXTRA_UID, packageUid); 19922 // If this is not reporting a change of the overall package, then only send it 19923 // to registered receivers. We don't want to launch a swath of apps for every 19924 // little component state change. 19925 final int flags = !componentNames.contains(packageName) 19926 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19927 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19928 new int[] {UserHandle.getUserId(packageUid)}); 19929 } 19930 19931 @Override 19932 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19933 if (!sUserManager.exists(userId)) return; 19934 final int uid = Binder.getCallingUid(); 19935 final int permission = mContext.checkCallingOrSelfPermission( 19936 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19937 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19938 enforceCrossUserPermission(uid, userId, 19939 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19940 // writer 19941 synchronized (mPackages) { 19942 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19943 allowedByPermission, uid, userId)) { 19944 scheduleWritePackageRestrictionsLocked(userId); 19945 } 19946 } 19947 } 19948 19949 @Override 19950 public String getInstallerPackageName(String packageName) { 19951 // reader 19952 synchronized (mPackages) { 19953 return mSettings.getInstallerPackageNameLPr(packageName); 19954 } 19955 } 19956 19957 public boolean isOrphaned(String packageName) { 19958 // reader 19959 synchronized (mPackages) { 19960 return mSettings.isOrphaned(packageName); 19961 } 19962 } 19963 19964 @Override 19965 public int getApplicationEnabledSetting(String packageName, int userId) { 19966 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19967 int uid = Binder.getCallingUid(); 19968 enforceCrossUserPermission(uid, userId, 19969 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19970 // reader 19971 synchronized (mPackages) { 19972 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19973 } 19974 } 19975 19976 @Override 19977 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19978 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19979 int uid = Binder.getCallingUid(); 19980 enforceCrossUserPermission(uid, userId, 19981 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19982 // reader 19983 synchronized (mPackages) { 19984 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19985 } 19986 } 19987 19988 @Override 19989 public void enterSafeMode() { 19990 enforceSystemOrRoot("Only the system can request entering safe mode"); 19991 19992 if (!mSystemReady) { 19993 mSafeMode = true; 19994 } 19995 } 19996 19997 @Override 19998 public void systemReady() { 19999 mSystemReady = true; 20000 20001 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20002 // disabled after already being started. 20003 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20004 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20005 20006 // Read the compatibilty setting when the system is ready. 20007 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20008 mContext.getContentResolver(), 20009 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20010 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20011 if (DEBUG_SETTINGS) { 20012 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20013 } 20014 20015 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20016 20017 synchronized (mPackages) { 20018 // Verify that all of the preferred activity components actually 20019 // exist. It is possible for applications to be updated and at 20020 // that point remove a previously declared activity component that 20021 // had been set as a preferred activity. We try to clean this up 20022 // the next time we encounter that preferred activity, but it is 20023 // possible for the user flow to never be able to return to that 20024 // situation so here we do a sanity check to make sure we haven't 20025 // left any junk around. 20026 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20027 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20028 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20029 removed.clear(); 20030 for (PreferredActivity pa : pir.filterSet()) { 20031 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20032 removed.add(pa); 20033 } 20034 } 20035 if (removed.size() > 0) { 20036 for (int r=0; r<removed.size(); r++) { 20037 PreferredActivity pa = removed.get(r); 20038 Slog.w(TAG, "Removing dangling preferred activity: " 20039 + pa.mPref.mComponent); 20040 pir.removeFilter(pa); 20041 } 20042 mSettings.writePackageRestrictionsLPr( 20043 mSettings.mPreferredActivities.keyAt(i)); 20044 } 20045 } 20046 20047 for (int userId : UserManagerService.getInstance().getUserIds()) { 20048 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20049 grantPermissionsUserIds = ArrayUtils.appendInt( 20050 grantPermissionsUserIds, userId); 20051 } 20052 } 20053 } 20054 sUserManager.systemReady(); 20055 20056 // If we upgraded grant all default permissions before kicking off. 20057 for (int userId : grantPermissionsUserIds) { 20058 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20059 } 20060 20061 // If we did not grant default permissions, we preload from this the 20062 // default permission exceptions lazily to ensure we don't hit the 20063 // disk on a new user creation. 20064 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20065 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20066 } 20067 20068 // Kick off any messages waiting for system ready 20069 if (mPostSystemReadyMessages != null) { 20070 for (Message msg : mPostSystemReadyMessages) { 20071 msg.sendToTarget(); 20072 } 20073 mPostSystemReadyMessages = null; 20074 } 20075 20076 // Watch for external volumes that come and go over time 20077 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20078 storage.registerListener(mStorageListener); 20079 20080 mInstallerService.systemReady(); 20081 mPackageDexOptimizer.systemReady(); 20082 20083 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20084 StorageManagerInternal.class); 20085 StorageManagerInternal.addExternalStoragePolicy( 20086 new StorageManagerInternal.ExternalStorageMountPolicy() { 20087 @Override 20088 public int getMountMode(int uid, String packageName) { 20089 if (Process.isIsolated(uid)) { 20090 return Zygote.MOUNT_EXTERNAL_NONE; 20091 } 20092 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20093 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20094 } 20095 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20096 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20097 } 20098 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20099 return Zygote.MOUNT_EXTERNAL_READ; 20100 } 20101 return Zygote.MOUNT_EXTERNAL_WRITE; 20102 } 20103 20104 @Override 20105 public boolean hasExternalStorage(int uid, String packageName) { 20106 return true; 20107 } 20108 }); 20109 20110 // Now that we're mostly running, clean up stale users and apps 20111 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20112 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20113 20114 if (mPrivappPermissionsViolations != null) { 20115 Slog.wtf(TAG,"Signature|privileged permissions not in " 20116 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20117 mPrivappPermissionsViolations = null; 20118 } 20119 } 20120 20121 public void waitForAppDataPrepared() { 20122 if (mPrepareAppDataFuture == null) { 20123 return; 20124 } 20125 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20126 mPrepareAppDataFuture = null; 20127 } 20128 20129 @Override 20130 public boolean isSafeMode() { 20131 return mSafeMode; 20132 } 20133 20134 @Override 20135 public boolean hasSystemUidErrors() { 20136 return mHasSystemUidErrors; 20137 } 20138 20139 static String arrayToString(int[] array) { 20140 StringBuffer buf = new StringBuffer(128); 20141 buf.append('['); 20142 if (array != null) { 20143 for (int i=0; i<array.length; i++) { 20144 if (i > 0) buf.append(", "); 20145 buf.append(array[i]); 20146 } 20147 } 20148 buf.append(']'); 20149 return buf.toString(); 20150 } 20151 20152 static class DumpState { 20153 public static final int DUMP_LIBS = 1 << 0; 20154 public static final int DUMP_FEATURES = 1 << 1; 20155 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20156 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20157 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20158 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20159 public static final int DUMP_PERMISSIONS = 1 << 6; 20160 public static final int DUMP_PACKAGES = 1 << 7; 20161 public static final int DUMP_SHARED_USERS = 1 << 8; 20162 public static final int DUMP_MESSAGES = 1 << 9; 20163 public static final int DUMP_PROVIDERS = 1 << 10; 20164 public static final int DUMP_VERIFIERS = 1 << 11; 20165 public static final int DUMP_PREFERRED = 1 << 12; 20166 public static final int DUMP_PREFERRED_XML = 1 << 13; 20167 public static final int DUMP_KEYSETS = 1 << 14; 20168 public static final int DUMP_VERSION = 1 << 15; 20169 public static final int DUMP_INSTALLS = 1 << 16; 20170 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20171 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20172 public static final int DUMP_FROZEN = 1 << 19; 20173 public static final int DUMP_DEXOPT = 1 << 20; 20174 public static final int DUMP_COMPILER_STATS = 1 << 21; 20175 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20176 20177 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20178 20179 private int mTypes; 20180 20181 private int mOptions; 20182 20183 private boolean mTitlePrinted; 20184 20185 private SharedUserSetting mSharedUser; 20186 20187 public boolean isDumping(int type) { 20188 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20189 return true; 20190 } 20191 20192 return (mTypes & type) != 0; 20193 } 20194 20195 public void setDump(int type) { 20196 mTypes |= type; 20197 } 20198 20199 public boolean isOptionEnabled(int option) { 20200 return (mOptions & option) != 0; 20201 } 20202 20203 public void setOptionEnabled(int option) { 20204 mOptions |= option; 20205 } 20206 20207 public boolean onTitlePrinted() { 20208 final boolean printed = mTitlePrinted; 20209 mTitlePrinted = true; 20210 return printed; 20211 } 20212 20213 public boolean getTitlePrinted() { 20214 return mTitlePrinted; 20215 } 20216 20217 public void setTitlePrinted(boolean enabled) { 20218 mTitlePrinted = enabled; 20219 } 20220 20221 public SharedUserSetting getSharedUser() { 20222 return mSharedUser; 20223 } 20224 20225 public void setSharedUser(SharedUserSetting user) { 20226 mSharedUser = user; 20227 } 20228 } 20229 20230 @Override 20231 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20232 FileDescriptor err, String[] args, ShellCallback callback, 20233 ResultReceiver resultReceiver) { 20234 (new PackageManagerShellCommand(this)).exec( 20235 this, in, out, err, args, callback, resultReceiver); 20236 } 20237 20238 @Override 20239 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20240 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20241 != PackageManager.PERMISSION_GRANTED) { 20242 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20243 + Binder.getCallingPid() 20244 + ", uid=" + Binder.getCallingUid() 20245 + " without permission " 20246 + android.Manifest.permission.DUMP); 20247 return; 20248 } 20249 20250 DumpState dumpState = new DumpState(); 20251 boolean fullPreferred = false; 20252 boolean checkin = false; 20253 20254 String packageName = null; 20255 ArraySet<String> permissionNames = null; 20256 20257 int opti = 0; 20258 while (opti < args.length) { 20259 String opt = args[opti]; 20260 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20261 break; 20262 } 20263 opti++; 20264 20265 if ("-a".equals(opt)) { 20266 // Right now we only know how to print all. 20267 } else if ("-h".equals(opt)) { 20268 pw.println("Package manager dump options:"); 20269 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20270 pw.println(" --checkin: dump for a checkin"); 20271 pw.println(" -f: print details of intent filters"); 20272 pw.println(" -h: print this help"); 20273 pw.println(" cmd may be one of:"); 20274 pw.println(" l[ibraries]: list known shared libraries"); 20275 pw.println(" f[eatures]: list device features"); 20276 pw.println(" k[eysets]: print known keysets"); 20277 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20278 pw.println(" perm[issions]: dump permissions"); 20279 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20280 pw.println(" pref[erred]: print preferred package settings"); 20281 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20282 pw.println(" prov[iders]: dump content providers"); 20283 pw.println(" p[ackages]: dump installed packages"); 20284 pw.println(" s[hared-users]: dump shared user IDs"); 20285 pw.println(" m[essages]: print collected runtime messages"); 20286 pw.println(" v[erifiers]: print package verifier info"); 20287 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20288 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20289 pw.println(" version: print database version info"); 20290 pw.println(" write: write current settings now"); 20291 pw.println(" installs: details about install sessions"); 20292 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20293 pw.println(" dexopt: dump dexopt state"); 20294 pw.println(" compiler-stats: dump compiler statistics"); 20295 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20296 pw.println(" <package.name>: info about given package"); 20297 return; 20298 } else if ("--checkin".equals(opt)) { 20299 checkin = true; 20300 } else if ("-f".equals(opt)) { 20301 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20302 } else { 20303 pw.println("Unknown argument: " + opt + "; use -h for help"); 20304 } 20305 } 20306 20307 // Is the caller requesting to dump a particular piece of data? 20308 if (opti < args.length) { 20309 String cmd = args[opti]; 20310 opti++; 20311 // Is this a package name? 20312 if ("android".equals(cmd) || cmd.contains(".")) { 20313 packageName = cmd; 20314 // When dumping a single package, we always dump all of its 20315 // filter information since the amount of data will be reasonable. 20316 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20317 } else if ("check-permission".equals(cmd)) { 20318 if (opti >= args.length) { 20319 pw.println("Error: check-permission missing permission argument"); 20320 return; 20321 } 20322 String perm = args[opti]; 20323 opti++; 20324 if (opti >= args.length) { 20325 pw.println("Error: check-permission missing package argument"); 20326 return; 20327 } 20328 20329 String pkg = args[opti]; 20330 opti++; 20331 int user = UserHandle.getUserId(Binder.getCallingUid()); 20332 if (opti < args.length) { 20333 try { 20334 user = Integer.parseInt(args[opti]); 20335 } catch (NumberFormatException e) { 20336 pw.println("Error: check-permission user argument is not a number: " 20337 + args[opti]); 20338 return; 20339 } 20340 } 20341 20342 // Normalize package name to handle renamed packages and static libs 20343 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20344 20345 pw.println(checkPermission(perm, pkg, user)); 20346 return; 20347 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20348 dumpState.setDump(DumpState.DUMP_LIBS); 20349 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20350 dumpState.setDump(DumpState.DUMP_FEATURES); 20351 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20352 if (opti >= args.length) { 20353 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20354 | DumpState.DUMP_SERVICE_RESOLVERS 20355 | DumpState.DUMP_RECEIVER_RESOLVERS 20356 | DumpState.DUMP_CONTENT_RESOLVERS); 20357 } else { 20358 while (opti < args.length) { 20359 String name = args[opti]; 20360 if ("a".equals(name) || "activity".equals(name)) { 20361 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20362 } else if ("s".equals(name) || "service".equals(name)) { 20363 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20364 } else if ("r".equals(name) || "receiver".equals(name)) { 20365 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20366 } else if ("c".equals(name) || "content".equals(name)) { 20367 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20368 } else { 20369 pw.println("Error: unknown resolver table type: " + name); 20370 return; 20371 } 20372 opti++; 20373 } 20374 } 20375 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20376 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20377 } else if ("permission".equals(cmd)) { 20378 if (opti >= args.length) { 20379 pw.println("Error: permission requires permission name"); 20380 return; 20381 } 20382 permissionNames = new ArraySet<>(); 20383 while (opti < args.length) { 20384 permissionNames.add(args[opti]); 20385 opti++; 20386 } 20387 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20388 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20389 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20390 dumpState.setDump(DumpState.DUMP_PREFERRED); 20391 } else if ("preferred-xml".equals(cmd)) { 20392 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20393 if (opti < args.length && "--full".equals(args[opti])) { 20394 fullPreferred = true; 20395 opti++; 20396 } 20397 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20398 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20399 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20400 dumpState.setDump(DumpState.DUMP_PACKAGES); 20401 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20402 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20403 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20404 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20405 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20406 dumpState.setDump(DumpState.DUMP_MESSAGES); 20407 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20408 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20409 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20410 || "intent-filter-verifiers".equals(cmd)) { 20411 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20412 } else if ("version".equals(cmd)) { 20413 dumpState.setDump(DumpState.DUMP_VERSION); 20414 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20415 dumpState.setDump(DumpState.DUMP_KEYSETS); 20416 } else if ("installs".equals(cmd)) { 20417 dumpState.setDump(DumpState.DUMP_INSTALLS); 20418 } else if ("frozen".equals(cmd)) { 20419 dumpState.setDump(DumpState.DUMP_FROZEN); 20420 } else if ("dexopt".equals(cmd)) { 20421 dumpState.setDump(DumpState.DUMP_DEXOPT); 20422 } else if ("compiler-stats".equals(cmd)) { 20423 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20424 } else if ("enabled-overlays".equals(cmd)) { 20425 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20426 } else if ("write".equals(cmd)) { 20427 synchronized (mPackages) { 20428 mSettings.writeLPr(); 20429 pw.println("Settings written."); 20430 return; 20431 } 20432 } 20433 } 20434 20435 if (checkin) { 20436 pw.println("vers,1"); 20437 } 20438 20439 // reader 20440 synchronized (mPackages) { 20441 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20442 if (!checkin) { 20443 if (dumpState.onTitlePrinted()) 20444 pw.println(); 20445 pw.println("Database versions:"); 20446 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20447 } 20448 } 20449 20450 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20451 if (!checkin) { 20452 if (dumpState.onTitlePrinted()) 20453 pw.println(); 20454 pw.println("Verifiers:"); 20455 pw.print(" Required: "); 20456 pw.print(mRequiredVerifierPackage); 20457 pw.print(" (uid="); 20458 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20459 UserHandle.USER_SYSTEM)); 20460 pw.println(")"); 20461 } else if (mRequiredVerifierPackage != null) { 20462 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20463 pw.print(","); 20464 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20465 UserHandle.USER_SYSTEM)); 20466 } 20467 } 20468 20469 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20470 packageName == null) { 20471 if (mIntentFilterVerifierComponent != null) { 20472 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20473 if (!checkin) { 20474 if (dumpState.onTitlePrinted()) 20475 pw.println(); 20476 pw.println("Intent Filter Verifier:"); 20477 pw.print(" Using: "); 20478 pw.print(verifierPackageName); 20479 pw.print(" (uid="); 20480 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20481 UserHandle.USER_SYSTEM)); 20482 pw.println(")"); 20483 } else if (verifierPackageName != null) { 20484 pw.print("ifv,"); pw.print(verifierPackageName); 20485 pw.print(","); 20486 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20487 UserHandle.USER_SYSTEM)); 20488 } 20489 } else { 20490 pw.println(); 20491 pw.println("No Intent Filter Verifier available!"); 20492 } 20493 } 20494 20495 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20496 boolean printedHeader = false; 20497 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20498 while (it.hasNext()) { 20499 String libName = it.next(); 20500 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20501 if (versionedLib == null) { 20502 continue; 20503 } 20504 final int versionCount = versionedLib.size(); 20505 for (int i = 0; i < versionCount; i++) { 20506 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20507 if (!checkin) { 20508 if (!printedHeader) { 20509 if (dumpState.onTitlePrinted()) 20510 pw.println(); 20511 pw.println("Libraries:"); 20512 printedHeader = true; 20513 } 20514 pw.print(" "); 20515 } else { 20516 pw.print("lib,"); 20517 } 20518 pw.print(libEntry.info.getName()); 20519 if (libEntry.info.isStatic()) { 20520 pw.print(" version=" + libEntry.info.getVersion()); 20521 } 20522 if (!checkin) { 20523 pw.print(" -> "); 20524 } 20525 if (libEntry.path != null) { 20526 pw.print(" (jar) "); 20527 pw.print(libEntry.path); 20528 } else { 20529 pw.print(" (apk) "); 20530 pw.print(libEntry.apk); 20531 } 20532 pw.println(); 20533 } 20534 } 20535 } 20536 20537 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20538 if (dumpState.onTitlePrinted()) 20539 pw.println(); 20540 if (!checkin) { 20541 pw.println("Features:"); 20542 } 20543 20544 synchronized (mAvailableFeatures) { 20545 for (FeatureInfo feat : mAvailableFeatures.values()) { 20546 if (checkin) { 20547 pw.print("feat,"); 20548 pw.print(feat.name); 20549 pw.print(","); 20550 pw.println(feat.version); 20551 } else { 20552 pw.print(" "); 20553 pw.print(feat.name); 20554 if (feat.version > 0) { 20555 pw.print(" version="); 20556 pw.print(feat.version); 20557 } 20558 pw.println(); 20559 } 20560 } 20561 } 20562 } 20563 20564 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20565 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20566 : "Activity Resolver Table:", " ", packageName, 20567 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20568 dumpState.setTitlePrinted(true); 20569 } 20570 } 20571 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20572 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20573 : "Receiver Resolver Table:", " ", packageName, 20574 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20575 dumpState.setTitlePrinted(true); 20576 } 20577 } 20578 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20579 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20580 : "Service Resolver Table:", " ", packageName, 20581 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20582 dumpState.setTitlePrinted(true); 20583 } 20584 } 20585 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20586 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20587 : "Provider Resolver Table:", " ", packageName, 20588 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20589 dumpState.setTitlePrinted(true); 20590 } 20591 } 20592 20593 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20594 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20595 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20596 int user = mSettings.mPreferredActivities.keyAt(i); 20597 if (pir.dump(pw, 20598 dumpState.getTitlePrinted() 20599 ? "\nPreferred Activities User " + user + ":" 20600 : "Preferred Activities User " + user + ":", " ", 20601 packageName, true, false)) { 20602 dumpState.setTitlePrinted(true); 20603 } 20604 } 20605 } 20606 20607 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20608 pw.flush(); 20609 FileOutputStream fout = new FileOutputStream(fd); 20610 BufferedOutputStream str = new BufferedOutputStream(fout); 20611 XmlSerializer serializer = new FastXmlSerializer(); 20612 try { 20613 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20614 serializer.startDocument(null, true); 20615 serializer.setFeature( 20616 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20617 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20618 serializer.endDocument(); 20619 serializer.flush(); 20620 } catch (IllegalArgumentException e) { 20621 pw.println("Failed writing: " + e); 20622 } catch (IllegalStateException e) { 20623 pw.println("Failed writing: " + e); 20624 } catch (IOException e) { 20625 pw.println("Failed writing: " + e); 20626 } 20627 } 20628 20629 if (!checkin 20630 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20631 && packageName == null) { 20632 pw.println(); 20633 int count = mSettings.mPackages.size(); 20634 if (count == 0) { 20635 pw.println("No applications!"); 20636 pw.println(); 20637 } else { 20638 final String prefix = " "; 20639 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20640 if (allPackageSettings.size() == 0) { 20641 pw.println("No domain preferred apps!"); 20642 pw.println(); 20643 } else { 20644 pw.println("App verification status:"); 20645 pw.println(); 20646 count = 0; 20647 for (PackageSetting ps : allPackageSettings) { 20648 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20649 if (ivi == null || ivi.getPackageName() == null) continue; 20650 pw.println(prefix + "Package: " + ivi.getPackageName()); 20651 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20652 pw.println(prefix + "Status: " + ivi.getStatusString()); 20653 pw.println(); 20654 count++; 20655 } 20656 if (count == 0) { 20657 pw.println(prefix + "No app verification established."); 20658 pw.println(); 20659 } 20660 for (int userId : sUserManager.getUserIds()) { 20661 pw.println("App linkages for user " + userId + ":"); 20662 pw.println(); 20663 count = 0; 20664 for (PackageSetting ps : allPackageSettings) { 20665 final long status = ps.getDomainVerificationStatusForUser(userId); 20666 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20667 && !DEBUG_DOMAIN_VERIFICATION) { 20668 continue; 20669 } 20670 pw.println(prefix + "Package: " + ps.name); 20671 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20672 String statusStr = IntentFilterVerificationInfo. 20673 getStatusStringFromValue(status); 20674 pw.println(prefix + "Status: " + statusStr); 20675 pw.println(); 20676 count++; 20677 } 20678 if (count == 0) { 20679 pw.println(prefix + "No configured app linkages."); 20680 pw.println(); 20681 } 20682 } 20683 } 20684 } 20685 } 20686 20687 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20688 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20689 if (packageName == null && permissionNames == null) { 20690 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20691 if (iperm == 0) { 20692 if (dumpState.onTitlePrinted()) 20693 pw.println(); 20694 pw.println("AppOp Permissions:"); 20695 } 20696 pw.print(" AppOp Permission "); 20697 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20698 pw.println(":"); 20699 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20700 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20701 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20702 } 20703 } 20704 } 20705 } 20706 20707 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20708 boolean printedSomething = false; 20709 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20710 if (packageName != null && !packageName.equals(p.info.packageName)) { 20711 continue; 20712 } 20713 if (!printedSomething) { 20714 if (dumpState.onTitlePrinted()) 20715 pw.println(); 20716 pw.println("Registered ContentProviders:"); 20717 printedSomething = true; 20718 } 20719 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20720 pw.print(" "); pw.println(p.toString()); 20721 } 20722 printedSomething = false; 20723 for (Map.Entry<String, PackageParser.Provider> entry : 20724 mProvidersByAuthority.entrySet()) { 20725 PackageParser.Provider p = entry.getValue(); 20726 if (packageName != null && !packageName.equals(p.info.packageName)) { 20727 continue; 20728 } 20729 if (!printedSomething) { 20730 if (dumpState.onTitlePrinted()) 20731 pw.println(); 20732 pw.println("ContentProvider Authorities:"); 20733 printedSomething = true; 20734 } 20735 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20736 pw.print(" "); pw.println(p.toString()); 20737 if (p.info != null && p.info.applicationInfo != null) { 20738 final String appInfo = p.info.applicationInfo.toString(); 20739 pw.print(" applicationInfo="); pw.println(appInfo); 20740 } 20741 } 20742 } 20743 20744 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20745 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20746 } 20747 20748 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20749 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20750 } 20751 20752 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20753 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20754 } 20755 20756 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20757 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20758 } 20759 20760 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20761 // XXX should handle packageName != null by dumping only install data that 20762 // the given package is involved with. 20763 if (dumpState.onTitlePrinted()) pw.println(); 20764 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20765 } 20766 20767 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20768 // XXX should handle packageName != null by dumping only install data that 20769 // the given package is involved with. 20770 if (dumpState.onTitlePrinted()) pw.println(); 20771 20772 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20773 ipw.println(); 20774 ipw.println("Frozen packages:"); 20775 ipw.increaseIndent(); 20776 if (mFrozenPackages.size() == 0) { 20777 ipw.println("(none)"); 20778 } else { 20779 for (int i = 0; i < mFrozenPackages.size(); i++) { 20780 ipw.println(mFrozenPackages.valueAt(i)); 20781 } 20782 } 20783 ipw.decreaseIndent(); 20784 } 20785 20786 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20787 if (dumpState.onTitlePrinted()) pw.println(); 20788 dumpDexoptStateLPr(pw, packageName); 20789 } 20790 20791 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20792 if (dumpState.onTitlePrinted()) pw.println(); 20793 dumpCompilerStatsLPr(pw, packageName); 20794 } 20795 20796 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 20797 if (dumpState.onTitlePrinted()) pw.println(); 20798 dumpEnabledOverlaysLPr(pw); 20799 } 20800 20801 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20802 if (dumpState.onTitlePrinted()) pw.println(); 20803 mSettings.dumpReadMessagesLPr(pw, dumpState); 20804 20805 pw.println(); 20806 pw.println("Package warning messages:"); 20807 BufferedReader in = null; 20808 String line = null; 20809 try { 20810 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20811 while ((line = in.readLine()) != null) { 20812 if (line.contains("ignored: updated version")) continue; 20813 pw.println(line); 20814 } 20815 } catch (IOException ignored) { 20816 } finally { 20817 IoUtils.closeQuietly(in); 20818 } 20819 } 20820 20821 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20822 BufferedReader in = null; 20823 String line = null; 20824 try { 20825 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20826 while ((line = in.readLine()) != null) { 20827 if (line.contains("ignored: updated version")) continue; 20828 pw.print("msg,"); 20829 pw.println(line); 20830 } 20831 } catch (IOException ignored) { 20832 } finally { 20833 IoUtils.closeQuietly(in); 20834 } 20835 } 20836 } 20837 } 20838 20839 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20840 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20841 ipw.println(); 20842 ipw.println("Dexopt state:"); 20843 ipw.increaseIndent(); 20844 Collection<PackageParser.Package> packages = null; 20845 if (packageName != null) { 20846 PackageParser.Package targetPackage = mPackages.get(packageName); 20847 if (targetPackage != null) { 20848 packages = Collections.singletonList(targetPackage); 20849 } else { 20850 ipw.println("Unable to find package: " + packageName); 20851 return; 20852 } 20853 } else { 20854 packages = mPackages.values(); 20855 } 20856 20857 for (PackageParser.Package pkg : packages) { 20858 ipw.println("[" + pkg.packageName + "]"); 20859 ipw.increaseIndent(); 20860 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20861 ipw.decreaseIndent(); 20862 } 20863 } 20864 20865 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20866 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20867 ipw.println(); 20868 ipw.println("Compiler stats:"); 20869 ipw.increaseIndent(); 20870 Collection<PackageParser.Package> packages = null; 20871 if (packageName != null) { 20872 PackageParser.Package targetPackage = mPackages.get(packageName); 20873 if (targetPackage != null) { 20874 packages = Collections.singletonList(targetPackage); 20875 } else { 20876 ipw.println("Unable to find package: " + packageName); 20877 return; 20878 } 20879 } else { 20880 packages = mPackages.values(); 20881 } 20882 20883 for (PackageParser.Package pkg : packages) { 20884 ipw.println("[" + pkg.packageName + "]"); 20885 ipw.increaseIndent(); 20886 20887 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20888 if (stats == null) { 20889 ipw.println("(No recorded stats)"); 20890 } else { 20891 stats.dump(ipw); 20892 } 20893 ipw.decreaseIndent(); 20894 } 20895 } 20896 20897 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 20898 pw.println("Enabled overlay paths:"); 20899 final int N = mEnabledOverlayPaths.size(); 20900 for (int i = 0; i < N; i++) { 20901 final int userId = mEnabledOverlayPaths.keyAt(i); 20902 pw.println(String.format(" User %d:", userId)); 20903 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 20904 mEnabledOverlayPaths.valueAt(i); 20905 final int M = userSpecificOverlays.size(); 20906 for (int j = 0; j < M; j++) { 20907 final String targetPackageName = userSpecificOverlays.keyAt(j); 20908 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 20909 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 20910 } 20911 } 20912 } 20913 20914 private String dumpDomainString(String packageName) { 20915 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20916 .getList(); 20917 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20918 20919 ArraySet<String> result = new ArraySet<>(); 20920 if (iviList.size() > 0) { 20921 for (IntentFilterVerificationInfo ivi : iviList) { 20922 for (String host : ivi.getDomains()) { 20923 result.add(host); 20924 } 20925 } 20926 } 20927 if (filters != null && filters.size() > 0) { 20928 for (IntentFilter filter : filters) { 20929 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20930 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20931 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20932 result.addAll(filter.getHostsList()); 20933 } 20934 } 20935 } 20936 20937 StringBuilder sb = new StringBuilder(result.size() * 16); 20938 for (String domain : result) { 20939 if (sb.length() > 0) sb.append(" "); 20940 sb.append(domain); 20941 } 20942 return sb.toString(); 20943 } 20944 20945 // ------- apps on sdcard specific code ------- 20946 static final boolean DEBUG_SD_INSTALL = false; 20947 20948 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20949 20950 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20951 20952 private boolean mMediaMounted = false; 20953 20954 static String getEncryptKey() { 20955 try { 20956 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20957 SD_ENCRYPTION_KEYSTORE_NAME); 20958 if (sdEncKey == null) { 20959 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20960 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20961 if (sdEncKey == null) { 20962 Slog.e(TAG, "Failed to create encryption keys"); 20963 return null; 20964 } 20965 } 20966 return sdEncKey; 20967 } catch (NoSuchAlgorithmException nsae) { 20968 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20969 return null; 20970 } catch (IOException ioe) { 20971 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20972 return null; 20973 } 20974 } 20975 20976 /* 20977 * Update media status on PackageManager. 20978 */ 20979 @Override 20980 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20981 int callingUid = Binder.getCallingUid(); 20982 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20983 throw new SecurityException("Media status can only be updated by the system"); 20984 } 20985 // reader; this apparently protects mMediaMounted, but should probably 20986 // be a different lock in that case. 20987 synchronized (mPackages) { 20988 Log.i(TAG, "Updating external media status from " 20989 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20990 + (mediaStatus ? "mounted" : "unmounted")); 20991 if (DEBUG_SD_INSTALL) 20992 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20993 + ", mMediaMounted=" + mMediaMounted); 20994 if (mediaStatus == mMediaMounted) { 20995 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20996 : 0, -1); 20997 mHandler.sendMessage(msg); 20998 return; 20999 } 21000 mMediaMounted = mediaStatus; 21001 } 21002 // Queue up an async operation since the package installation may take a 21003 // little while. 21004 mHandler.post(new Runnable() { 21005 public void run() { 21006 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21007 } 21008 }); 21009 } 21010 21011 /** 21012 * Called by StorageManagerService when the initial ASECs to scan are available. 21013 * Should block until all the ASEC containers are finished being scanned. 21014 */ 21015 public void scanAvailableAsecs() { 21016 updateExternalMediaStatusInner(true, false, false); 21017 } 21018 21019 /* 21020 * Collect information of applications on external media, map them against 21021 * existing containers and update information based on current mount status. 21022 * Please note that we always have to report status if reportStatus has been 21023 * set to true especially when unloading packages. 21024 */ 21025 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21026 boolean externalStorage) { 21027 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21028 int[] uidArr = EmptyArray.INT; 21029 21030 final String[] list = PackageHelper.getSecureContainerList(); 21031 if (ArrayUtils.isEmpty(list)) { 21032 Log.i(TAG, "No secure containers found"); 21033 } else { 21034 // Process list of secure containers and categorize them 21035 // as active or stale based on their package internal state. 21036 21037 // reader 21038 synchronized (mPackages) { 21039 for (String cid : list) { 21040 // Leave stages untouched for now; installer service owns them 21041 if (PackageInstallerService.isStageName(cid)) continue; 21042 21043 if (DEBUG_SD_INSTALL) 21044 Log.i(TAG, "Processing container " + cid); 21045 String pkgName = getAsecPackageName(cid); 21046 if (pkgName == null) { 21047 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21048 continue; 21049 } 21050 if (DEBUG_SD_INSTALL) 21051 Log.i(TAG, "Looking for pkg : " + pkgName); 21052 21053 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21054 if (ps == null) { 21055 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21056 continue; 21057 } 21058 21059 /* 21060 * Skip packages that are not external if we're unmounting 21061 * external storage. 21062 */ 21063 if (externalStorage && !isMounted && !isExternal(ps)) { 21064 continue; 21065 } 21066 21067 final AsecInstallArgs args = new AsecInstallArgs(cid, 21068 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21069 // The package status is changed only if the code path 21070 // matches between settings and the container id. 21071 if (ps.codePathString != null 21072 && ps.codePathString.startsWith(args.getCodePath())) { 21073 if (DEBUG_SD_INSTALL) { 21074 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21075 + " at code path: " + ps.codePathString); 21076 } 21077 21078 // We do have a valid package installed on sdcard 21079 processCids.put(args, ps.codePathString); 21080 final int uid = ps.appId; 21081 if (uid != -1) { 21082 uidArr = ArrayUtils.appendInt(uidArr, uid); 21083 } 21084 } else { 21085 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21086 + ps.codePathString); 21087 } 21088 } 21089 } 21090 21091 Arrays.sort(uidArr); 21092 } 21093 21094 // Process packages with valid entries. 21095 if (isMounted) { 21096 if (DEBUG_SD_INSTALL) 21097 Log.i(TAG, "Loading packages"); 21098 loadMediaPackages(processCids, uidArr, externalStorage); 21099 startCleaningPackages(); 21100 mInstallerService.onSecureContainersAvailable(); 21101 } else { 21102 if (DEBUG_SD_INSTALL) 21103 Log.i(TAG, "Unloading packages"); 21104 unloadMediaPackages(processCids, uidArr, reportStatus); 21105 } 21106 } 21107 21108 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21109 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21110 final int size = infos.size(); 21111 final String[] packageNames = new String[size]; 21112 final int[] packageUids = new int[size]; 21113 for (int i = 0; i < size; i++) { 21114 final ApplicationInfo info = infos.get(i); 21115 packageNames[i] = info.packageName; 21116 packageUids[i] = info.uid; 21117 } 21118 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21119 finishedReceiver); 21120 } 21121 21122 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21123 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21124 sendResourcesChangedBroadcast(mediaStatus, replacing, 21125 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21126 } 21127 21128 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21129 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21130 int size = pkgList.length; 21131 if (size > 0) { 21132 // Send broadcasts here 21133 Bundle extras = new Bundle(); 21134 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21135 if (uidArr != null) { 21136 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21137 } 21138 if (replacing) { 21139 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21140 } 21141 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21142 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21143 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21144 } 21145 } 21146 21147 /* 21148 * Look at potentially valid container ids from processCids If package 21149 * information doesn't match the one on record or package scanning fails, 21150 * the cid is added to list of removeCids. We currently don't delete stale 21151 * containers. 21152 */ 21153 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21154 boolean externalStorage) { 21155 ArrayList<String> pkgList = new ArrayList<String>(); 21156 Set<AsecInstallArgs> keys = processCids.keySet(); 21157 21158 for (AsecInstallArgs args : keys) { 21159 String codePath = processCids.get(args); 21160 if (DEBUG_SD_INSTALL) 21161 Log.i(TAG, "Loading container : " + args.cid); 21162 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21163 try { 21164 // Make sure there are no container errors first. 21165 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21166 Slog.e(TAG, "Failed to mount cid : " + args.cid 21167 + " when installing from sdcard"); 21168 continue; 21169 } 21170 // Check code path here. 21171 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21172 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21173 + " does not match one in settings " + codePath); 21174 continue; 21175 } 21176 // Parse package 21177 int parseFlags = mDefParseFlags; 21178 if (args.isExternalAsec()) { 21179 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21180 } 21181 if (args.isFwdLocked()) { 21182 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21183 } 21184 21185 synchronized (mInstallLock) { 21186 PackageParser.Package pkg = null; 21187 try { 21188 // Sadly we don't know the package name yet to freeze it 21189 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21190 SCAN_IGNORE_FROZEN, 0, null); 21191 } catch (PackageManagerException e) { 21192 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21193 } 21194 // Scan the package 21195 if (pkg != null) { 21196 /* 21197 * TODO why is the lock being held? doPostInstall is 21198 * called in other places without the lock. This needs 21199 * to be straightened out. 21200 */ 21201 // writer 21202 synchronized (mPackages) { 21203 retCode = PackageManager.INSTALL_SUCCEEDED; 21204 pkgList.add(pkg.packageName); 21205 // Post process args 21206 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21207 pkg.applicationInfo.uid); 21208 } 21209 } else { 21210 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21211 } 21212 } 21213 21214 } finally { 21215 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21216 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21217 } 21218 } 21219 } 21220 // writer 21221 synchronized (mPackages) { 21222 // If the platform SDK has changed since the last time we booted, 21223 // we need to re-grant app permission to catch any new ones that 21224 // appear. This is really a hack, and means that apps can in some 21225 // cases get permissions that the user didn't initially explicitly 21226 // allow... it would be nice to have some better way to handle 21227 // this situation. 21228 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21229 : mSettings.getInternalVersion(); 21230 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21231 : StorageManager.UUID_PRIVATE_INTERNAL; 21232 21233 int updateFlags = UPDATE_PERMISSIONS_ALL; 21234 if (ver.sdkVersion != mSdkVersion) { 21235 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21236 + mSdkVersion + "; regranting permissions for external"); 21237 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21238 } 21239 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21240 21241 // Yay, everything is now upgraded 21242 ver.forceCurrent(); 21243 21244 // can downgrade to reader 21245 // Persist settings 21246 mSettings.writeLPr(); 21247 } 21248 // Send a broadcast to let everyone know we are done processing 21249 if (pkgList.size() > 0) { 21250 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21251 } 21252 } 21253 21254 /* 21255 * Utility method to unload a list of specified containers 21256 */ 21257 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21258 // Just unmount all valid containers. 21259 for (AsecInstallArgs arg : cidArgs) { 21260 synchronized (mInstallLock) { 21261 arg.doPostDeleteLI(false); 21262 } 21263 } 21264 } 21265 21266 /* 21267 * Unload packages mounted on external media. This involves deleting package 21268 * data from internal structures, sending broadcasts about disabled packages, 21269 * gc'ing to free up references, unmounting all secure containers 21270 * corresponding to packages on external media, and posting a 21271 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21272 * that we always have to post this message if status has been requested no 21273 * matter what. 21274 */ 21275 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21276 final boolean reportStatus) { 21277 if (DEBUG_SD_INSTALL) 21278 Log.i(TAG, "unloading media packages"); 21279 ArrayList<String> pkgList = new ArrayList<String>(); 21280 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21281 final Set<AsecInstallArgs> keys = processCids.keySet(); 21282 for (AsecInstallArgs args : keys) { 21283 String pkgName = args.getPackageName(); 21284 if (DEBUG_SD_INSTALL) 21285 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21286 // Delete package internally 21287 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21288 synchronized (mInstallLock) { 21289 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21290 final boolean res; 21291 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21292 "unloadMediaPackages")) { 21293 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21294 null); 21295 } 21296 if (res) { 21297 pkgList.add(pkgName); 21298 } else { 21299 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21300 failedList.add(args); 21301 } 21302 } 21303 } 21304 21305 // reader 21306 synchronized (mPackages) { 21307 // We didn't update the settings after removing each package; 21308 // write them now for all packages. 21309 mSettings.writeLPr(); 21310 } 21311 21312 // We have to absolutely send UPDATED_MEDIA_STATUS only 21313 // after confirming that all the receivers processed the ordered 21314 // broadcast when packages get disabled, force a gc to clean things up. 21315 // and unload all the containers. 21316 if (pkgList.size() > 0) { 21317 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21318 new IIntentReceiver.Stub() { 21319 public void performReceive(Intent intent, int resultCode, String data, 21320 Bundle extras, boolean ordered, boolean sticky, 21321 int sendingUser) throws RemoteException { 21322 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21323 reportStatus ? 1 : 0, 1, keys); 21324 mHandler.sendMessage(msg); 21325 } 21326 }); 21327 } else { 21328 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21329 keys); 21330 mHandler.sendMessage(msg); 21331 } 21332 } 21333 21334 private void loadPrivatePackages(final VolumeInfo vol) { 21335 mHandler.post(new Runnable() { 21336 @Override 21337 public void run() { 21338 loadPrivatePackagesInner(vol); 21339 } 21340 }); 21341 } 21342 21343 private void loadPrivatePackagesInner(VolumeInfo vol) { 21344 final String volumeUuid = vol.fsUuid; 21345 if (TextUtils.isEmpty(volumeUuid)) { 21346 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21347 return; 21348 } 21349 21350 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21351 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21352 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21353 21354 final VersionInfo ver; 21355 final List<PackageSetting> packages; 21356 synchronized (mPackages) { 21357 ver = mSettings.findOrCreateVersion(volumeUuid); 21358 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21359 } 21360 21361 for (PackageSetting ps : packages) { 21362 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21363 synchronized (mInstallLock) { 21364 final PackageParser.Package pkg; 21365 try { 21366 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21367 loaded.add(pkg.applicationInfo); 21368 21369 } catch (PackageManagerException e) { 21370 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21371 } 21372 21373 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21374 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21375 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21376 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21377 } 21378 } 21379 } 21380 21381 // Reconcile app data for all started/unlocked users 21382 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21383 final UserManager um = mContext.getSystemService(UserManager.class); 21384 UserManagerInternal umInternal = getUserManagerInternal(); 21385 for (UserInfo user : um.getUsers()) { 21386 final int flags; 21387 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21388 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21389 } else if (umInternal.isUserRunning(user.id)) { 21390 flags = StorageManager.FLAG_STORAGE_DE; 21391 } else { 21392 continue; 21393 } 21394 21395 try { 21396 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21397 synchronized (mInstallLock) { 21398 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21399 } 21400 } catch (IllegalStateException e) { 21401 // Device was probably ejected, and we'll process that event momentarily 21402 Slog.w(TAG, "Failed to prepare storage: " + e); 21403 } 21404 } 21405 21406 synchronized (mPackages) { 21407 int updateFlags = UPDATE_PERMISSIONS_ALL; 21408 if (ver.sdkVersion != mSdkVersion) { 21409 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21410 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21411 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21412 } 21413 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21414 21415 // Yay, everything is now upgraded 21416 ver.forceCurrent(); 21417 21418 mSettings.writeLPr(); 21419 } 21420 21421 for (PackageFreezer freezer : freezers) { 21422 freezer.close(); 21423 } 21424 21425 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21426 sendResourcesChangedBroadcast(true, false, loaded, null); 21427 } 21428 21429 private void unloadPrivatePackages(final VolumeInfo vol) { 21430 mHandler.post(new Runnable() { 21431 @Override 21432 public void run() { 21433 unloadPrivatePackagesInner(vol); 21434 } 21435 }); 21436 } 21437 21438 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21439 final String volumeUuid = vol.fsUuid; 21440 if (TextUtils.isEmpty(volumeUuid)) { 21441 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21442 return; 21443 } 21444 21445 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21446 synchronized (mInstallLock) { 21447 synchronized (mPackages) { 21448 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21449 for (PackageSetting ps : packages) { 21450 if (ps.pkg == null) continue; 21451 21452 final ApplicationInfo info = ps.pkg.applicationInfo; 21453 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21454 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21455 21456 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21457 "unloadPrivatePackagesInner")) { 21458 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21459 false, null)) { 21460 unloaded.add(info); 21461 } else { 21462 Slog.w(TAG, "Failed to unload " + ps.codePath); 21463 } 21464 } 21465 21466 // Try very hard to release any references to this package 21467 // so we don't risk the system server being killed due to 21468 // open FDs 21469 AttributeCache.instance().removePackage(ps.name); 21470 } 21471 21472 mSettings.writeLPr(); 21473 } 21474 } 21475 21476 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21477 sendResourcesChangedBroadcast(false, false, unloaded, null); 21478 21479 // Try very hard to release any references to this path so we don't risk 21480 // the system server being killed due to open FDs 21481 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21482 21483 for (int i = 0; i < 3; i++) { 21484 System.gc(); 21485 System.runFinalization(); 21486 } 21487 } 21488 21489 private void assertPackageKnown(String volumeUuid, String packageName) 21490 throws PackageManagerException { 21491 synchronized (mPackages) { 21492 // Normalize package name to handle renamed packages 21493 packageName = normalizePackageNameLPr(packageName); 21494 21495 final PackageSetting ps = mSettings.mPackages.get(packageName); 21496 if (ps == null) { 21497 throw new PackageManagerException("Package " + packageName + " is unknown"); 21498 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21499 throw new PackageManagerException( 21500 "Package " + packageName + " found on unknown volume " + volumeUuid 21501 + "; expected volume " + ps.volumeUuid); 21502 } 21503 } 21504 } 21505 21506 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21507 throws PackageManagerException { 21508 synchronized (mPackages) { 21509 // Normalize package name to handle renamed packages 21510 packageName = normalizePackageNameLPr(packageName); 21511 21512 final PackageSetting ps = mSettings.mPackages.get(packageName); 21513 if (ps == null) { 21514 throw new PackageManagerException("Package " + packageName + " is unknown"); 21515 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21516 throw new PackageManagerException( 21517 "Package " + packageName + " found on unknown volume " + volumeUuid 21518 + "; expected volume " + ps.volumeUuid); 21519 } else if (!ps.getInstalled(userId)) { 21520 throw new PackageManagerException( 21521 "Package " + packageName + " not installed for user " + userId); 21522 } 21523 } 21524 } 21525 21526 private List<String> collectAbsoluteCodePaths() { 21527 synchronized (mPackages) { 21528 List<String> codePaths = new ArrayList<>(); 21529 final int packageCount = mSettings.mPackages.size(); 21530 for (int i = 0; i < packageCount; i++) { 21531 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21532 codePaths.add(ps.codePath.getAbsolutePath()); 21533 } 21534 return codePaths; 21535 } 21536 } 21537 21538 /** 21539 * Examine all apps present on given mounted volume, and destroy apps that 21540 * aren't expected, either due to uninstallation or reinstallation on 21541 * another volume. 21542 */ 21543 private void reconcileApps(String volumeUuid) { 21544 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21545 List<File> filesToDelete = null; 21546 21547 final File[] files = FileUtils.listFilesOrEmpty( 21548 Environment.getDataAppDirectory(volumeUuid)); 21549 for (File file : files) { 21550 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21551 && !PackageInstallerService.isStageName(file.getName()); 21552 if (!isPackage) { 21553 // Ignore entries which are not packages 21554 continue; 21555 } 21556 21557 String absolutePath = file.getAbsolutePath(); 21558 21559 boolean pathValid = false; 21560 final int absoluteCodePathCount = absoluteCodePaths.size(); 21561 for (int i = 0; i < absoluteCodePathCount; i++) { 21562 String absoluteCodePath = absoluteCodePaths.get(i); 21563 if (absolutePath.startsWith(absoluteCodePath)) { 21564 pathValid = true; 21565 break; 21566 } 21567 } 21568 21569 if (!pathValid) { 21570 if (filesToDelete == null) { 21571 filesToDelete = new ArrayList<>(); 21572 } 21573 filesToDelete.add(file); 21574 } 21575 } 21576 21577 if (filesToDelete != null) { 21578 final int fileToDeleteCount = filesToDelete.size(); 21579 for (int i = 0; i < fileToDeleteCount; i++) { 21580 File fileToDelete = filesToDelete.get(i); 21581 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21582 synchronized (mInstallLock) { 21583 removeCodePathLI(fileToDelete); 21584 } 21585 } 21586 } 21587 } 21588 21589 /** 21590 * Reconcile all app data for the given user. 21591 * <p> 21592 * Verifies that directories exist and that ownership and labeling is 21593 * correct for all installed apps on all mounted volumes. 21594 */ 21595 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21596 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21597 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21598 final String volumeUuid = vol.getFsUuid(); 21599 synchronized (mInstallLock) { 21600 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21601 } 21602 } 21603 } 21604 21605 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21606 boolean migrateAppData) { 21607 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21608 } 21609 21610 /** 21611 * Reconcile all app data on given mounted volume. 21612 * <p> 21613 * Destroys app data that isn't expected, either due to uninstallation or 21614 * reinstallation on another volume. 21615 * <p> 21616 * Verifies that directories exist and that ownership and labeling is 21617 * correct for all installed apps. 21618 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21619 */ 21620 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21621 boolean migrateAppData, boolean onlyCoreApps) { 21622 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21623 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21624 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21625 21626 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21627 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21628 21629 // First look for stale data that doesn't belong, and check if things 21630 // have changed since we did our last restorecon 21631 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21632 if (StorageManager.isFileEncryptedNativeOrEmulated() 21633 && !StorageManager.isUserKeyUnlocked(userId)) { 21634 throw new RuntimeException( 21635 "Yikes, someone asked us to reconcile CE storage while " + userId 21636 + " was still locked; this would have caused massive data loss!"); 21637 } 21638 21639 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21640 for (File file : files) { 21641 final String packageName = file.getName(); 21642 try { 21643 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21644 } catch (PackageManagerException e) { 21645 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21646 try { 21647 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21648 StorageManager.FLAG_STORAGE_CE, 0); 21649 } catch (InstallerException e2) { 21650 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21651 } 21652 } 21653 } 21654 } 21655 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21656 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21657 for (File file : files) { 21658 final String packageName = file.getName(); 21659 try { 21660 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21661 } catch (PackageManagerException e) { 21662 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21663 try { 21664 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21665 StorageManager.FLAG_STORAGE_DE, 0); 21666 } catch (InstallerException e2) { 21667 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21668 } 21669 } 21670 } 21671 } 21672 21673 // Ensure that data directories are ready to roll for all packages 21674 // installed for this volume and user 21675 final List<PackageSetting> packages; 21676 synchronized (mPackages) { 21677 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21678 } 21679 int preparedCount = 0; 21680 for (PackageSetting ps : packages) { 21681 final String packageName = ps.name; 21682 if (ps.pkg == null) { 21683 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21684 // TODO: might be due to legacy ASEC apps; we should circle back 21685 // and reconcile again once they're scanned 21686 continue; 21687 } 21688 // Skip non-core apps if requested 21689 if (onlyCoreApps && !ps.pkg.coreApp) { 21690 result.add(packageName); 21691 continue; 21692 } 21693 21694 if (ps.getInstalled(userId)) { 21695 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21696 preparedCount++; 21697 } 21698 } 21699 21700 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21701 return result; 21702 } 21703 21704 /** 21705 * Prepare app data for the given app just after it was installed or 21706 * upgraded. This method carefully only touches users that it's installed 21707 * for, and it forces a restorecon to handle any seinfo changes. 21708 * <p> 21709 * Verifies that directories exist and that ownership and labeling is 21710 * correct for all installed apps. If there is an ownership mismatch, it 21711 * will try recovering system apps by wiping data; third-party app data is 21712 * left intact. 21713 * <p> 21714 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21715 */ 21716 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21717 final PackageSetting ps; 21718 synchronized (mPackages) { 21719 ps = mSettings.mPackages.get(pkg.packageName); 21720 mSettings.writeKernelMappingLPr(ps); 21721 } 21722 21723 final UserManager um = mContext.getSystemService(UserManager.class); 21724 UserManagerInternal umInternal = getUserManagerInternal(); 21725 for (UserInfo user : um.getUsers()) { 21726 final int flags; 21727 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21728 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21729 } else if (umInternal.isUserRunning(user.id)) { 21730 flags = StorageManager.FLAG_STORAGE_DE; 21731 } else { 21732 continue; 21733 } 21734 21735 if (ps.getInstalled(user.id)) { 21736 // TODO: when user data is locked, mark that we're still dirty 21737 prepareAppDataLIF(pkg, user.id, flags); 21738 } 21739 } 21740 } 21741 21742 /** 21743 * Prepare app data for the given app. 21744 * <p> 21745 * Verifies that directories exist and that ownership and labeling is 21746 * correct for all installed apps. If there is an ownership mismatch, this 21747 * will try recovering system apps by wiping data; third-party app data is 21748 * left intact. 21749 */ 21750 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21751 if (pkg == null) { 21752 Slog.wtf(TAG, "Package was null!", new Throwable()); 21753 return; 21754 } 21755 prepareAppDataLeafLIF(pkg, userId, flags); 21756 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21757 for (int i = 0; i < childCount; i++) { 21758 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21759 } 21760 } 21761 21762 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21763 boolean maybeMigrateAppData) { 21764 prepareAppDataLIF(pkg, userId, flags); 21765 21766 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21767 // We may have just shuffled around app data directories, so 21768 // prepare them one more time 21769 prepareAppDataLIF(pkg, userId, flags); 21770 } 21771 } 21772 21773 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21774 if (DEBUG_APP_DATA) { 21775 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21776 + Integer.toHexString(flags)); 21777 } 21778 21779 final String volumeUuid = pkg.volumeUuid; 21780 final String packageName = pkg.packageName; 21781 final ApplicationInfo app = pkg.applicationInfo; 21782 final int appId = UserHandle.getAppId(app.uid); 21783 21784 Preconditions.checkNotNull(app.seInfo); 21785 21786 long ceDataInode = -1; 21787 try { 21788 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21789 appId, app.seInfo, app.targetSdkVersion); 21790 } catch (InstallerException e) { 21791 if (app.isSystemApp()) { 21792 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21793 + ", but trying to recover: " + e); 21794 destroyAppDataLeafLIF(pkg, userId, flags); 21795 try { 21796 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21797 appId, app.seInfo, app.targetSdkVersion); 21798 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21799 } catch (InstallerException e2) { 21800 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21801 } 21802 } else { 21803 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21804 } 21805 } 21806 21807 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21808 // TODO: mark this structure as dirty so we persist it! 21809 synchronized (mPackages) { 21810 final PackageSetting ps = mSettings.mPackages.get(packageName); 21811 if (ps != null) { 21812 ps.setCeDataInode(ceDataInode, userId); 21813 } 21814 } 21815 } 21816 21817 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21818 } 21819 21820 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21821 if (pkg == null) { 21822 Slog.wtf(TAG, "Package was null!", new Throwable()); 21823 return; 21824 } 21825 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21826 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21827 for (int i = 0; i < childCount; i++) { 21828 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21829 } 21830 } 21831 21832 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21833 final String volumeUuid = pkg.volumeUuid; 21834 final String packageName = pkg.packageName; 21835 final ApplicationInfo app = pkg.applicationInfo; 21836 21837 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21838 // Create a native library symlink only if we have native libraries 21839 // and if the native libraries are 32 bit libraries. We do not provide 21840 // this symlink for 64 bit libraries. 21841 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21842 final String nativeLibPath = app.nativeLibraryDir; 21843 try { 21844 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21845 nativeLibPath, userId); 21846 } catch (InstallerException e) { 21847 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21848 } 21849 } 21850 } 21851 } 21852 21853 /** 21854 * For system apps on non-FBE devices, this method migrates any existing 21855 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21856 * requested by the app. 21857 */ 21858 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21859 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21860 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21861 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21862 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21863 try { 21864 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21865 storageTarget); 21866 } catch (InstallerException e) { 21867 logCriticalInfo(Log.WARN, 21868 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21869 } 21870 return true; 21871 } else { 21872 return false; 21873 } 21874 } 21875 21876 public PackageFreezer freezePackage(String packageName, String killReason) { 21877 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21878 } 21879 21880 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21881 return new PackageFreezer(packageName, userId, killReason); 21882 } 21883 21884 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21885 String killReason) { 21886 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21887 } 21888 21889 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21890 String killReason) { 21891 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21892 return new PackageFreezer(); 21893 } else { 21894 return freezePackage(packageName, userId, killReason); 21895 } 21896 } 21897 21898 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21899 String killReason) { 21900 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21901 } 21902 21903 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21904 String killReason) { 21905 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21906 return new PackageFreezer(); 21907 } else { 21908 return freezePackage(packageName, userId, killReason); 21909 } 21910 } 21911 21912 /** 21913 * Class that freezes and kills the given package upon creation, and 21914 * unfreezes it upon closing. This is typically used when doing surgery on 21915 * app code/data to prevent the app from running while you're working. 21916 */ 21917 private class PackageFreezer implements AutoCloseable { 21918 private final String mPackageName; 21919 private final PackageFreezer[] mChildren; 21920 21921 private final boolean mWeFroze; 21922 21923 private final AtomicBoolean mClosed = new AtomicBoolean(); 21924 private final CloseGuard mCloseGuard = CloseGuard.get(); 21925 21926 /** 21927 * Create and return a stub freezer that doesn't actually do anything, 21928 * typically used when someone requested 21929 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21930 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21931 */ 21932 public PackageFreezer() { 21933 mPackageName = null; 21934 mChildren = null; 21935 mWeFroze = false; 21936 mCloseGuard.open("close"); 21937 } 21938 21939 public PackageFreezer(String packageName, int userId, String killReason) { 21940 synchronized (mPackages) { 21941 mPackageName = packageName; 21942 mWeFroze = mFrozenPackages.add(mPackageName); 21943 21944 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21945 if (ps != null) { 21946 killApplication(ps.name, ps.appId, userId, killReason); 21947 } 21948 21949 final PackageParser.Package p = mPackages.get(packageName); 21950 if (p != null && p.childPackages != null) { 21951 final int N = p.childPackages.size(); 21952 mChildren = new PackageFreezer[N]; 21953 for (int i = 0; i < N; i++) { 21954 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21955 userId, killReason); 21956 } 21957 } else { 21958 mChildren = null; 21959 } 21960 } 21961 mCloseGuard.open("close"); 21962 } 21963 21964 @Override 21965 protected void finalize() throws Throwable { 21966 try { 21967 mCloseGuard.warnIfOpen(); 21968 close(); 21969 } finally { 21970 super.finalize(); 21971 } 21972 } 21973 21974 @Override 21975 public void close() { 21976 mCloseGuard.close(); 21977 if (mClosed.compareAndSet(false, true)) { 21978 synchronized (mPackages) { 21979 if (mWeFroze) { 21980 mFrozenPackages.remove(mPackageName); 21981 } 21982 21983 if (mChildren != null) { 21984 for (PackageFreezer freezer : mChildren) { 21985 freezer.close(); 21986 } 21987 } 21988 } 21989 } 21990 } 21991 } 21992 21993 /** 21994 * Verify that given package is currently frozen. 21995 */ 21996 private void checkPackageFrozen(String packageName) { 21997 synchronized (mPackages) { 21998 if (!mFrozenPackages.contains(packageName)) { 21999 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22000 } 22001 } 22002 } 22003 22004 @Override 22005 public int movePackage(final String packageName, final String volumeUuid) { 22006 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22007 22008 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22009 final int moveId = mNextMoveId.getAndIncrement(); 22010 mHandler.post(new Runnable() { 22011 @Override 22012 public void run() { 22013 try { 22014 movePackageInternal(packageName, volumeUuid, moveId, user); 22015 } catch (PackageManagerException e) { 22016 Slog.w(TAG, "Failed to move " + packageName, e); 22017 mMoveCallbacks.notifyStatusChanged(moveId, 22018 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22019 } 22020 } 22021 }); 22022 return moveId; 22023 } 22024 22025 private void movePackageInternal(final String packageName, final String volumeUuid, 22026 final int moveId, UserHandle user) throws PackageManagerException { 22027 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22028 final PackageManager pm = mContext.getPackageManager(); 22029 22030 final boolean currentAsec; 22031 final String currentVolumeUuid; 22032 final File codeFile; 22033 final String installerPackageName; 22034 final String packageAbiOverride; 22035 final int appId; 22036 final String seinfo; 22037 final String label; 22038 final int targetSdkVersion; 22039 final PackageFreezer freezer; 22040 final int[] installedUserIds; 22041 22042 // reader 22043 synchronized (mPackages) { 22044 final PackageParser.Package pkg = mPackages.get(packageName); 22045 final PackageSetting ps = mSettings.mPackages.get(packageName); 22046 if (pkg == null || ps == null) { 22047 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22048 } 22049 22050 if (pkg.applicationInfo.isSystemApp()) { 22051 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22052 "Cannot move system application"); 22053 } 22054 22055 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22056 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22057 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22058 if (isInternalStorage && !allow3rdPartyOnInternal) { 22059 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22060 "3rd party apps are not allowed on internal storage"); 22061 } 22062 22063 if (pkg.applicationInfo.isExternalAsec()) { 22064 currentAsec = true; 22065 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22066 } else if (pkg.applicationInfo.isForwardLocked()) { 22067 currentAsec = true; 22068 currentVolumeUuid = "forward_locked"; 22069 } else { 22070 currentAsec = false; 22071 currentVolumeUuid = ps.volumeUuid; 22072 22073 final File probe = new File(pkg.codePath); 22074 final File probeOat = new File(probe, "oat"); 22075 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22076 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22077 "Move only supported for modern cluster style installs"); 22078 } 22079 } 22080 22081 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22082 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22083 "Package already moved to " + volumeUuid); 22084 } 22085 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22086 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22087 "Device admin cannot be moved"); 22088 } 22089 22090 if (mFrozenPackages.contains(packageName)) { 22091 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22092 "Failed to move already frozen package"); 22093 } 22094 22095 codeFile = new File(pkg.codePath); 22096 installerPackageName = ps.installerPackageName; 22097 packageAbiOverride = ps.cpuAbiOverrideString; 22098 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22099 seinfo = pkg.applicationInfo.seInfo; 22100 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22101 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22102 freezer = freezePackage(packageName, "movePackageInternal"); 22103 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22104 } 22105 22106 final Bundle extras = new Bundle(); 22107 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22108 extras.putString(Intent.EXTRA_TITLE, label); 22109 mMoveCallbacks.notifyCreated(moveId, extras); 22110 22111 int installFlags; 22112 final boolean moveCompleteApp; 22113 final File measurePath; 22114 22115 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22116 installFlags = INSTALL_INTERNAL; 22117 moveCompleteApp = !currentAsec; 22118 measurePath = Environment.getDataAppDirectory(volumeUuid); 22119 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22120 installFlags = INSTALL_EXTERNAL; 22121 moveCompleteApp = false; 22122 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22123 } else { 22124 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22125 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22126 || !volume.isMountedWritable()) { 22127 freezer.close(); 22128 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22129 "Move location not mounted private volume"); 22130 } 22131 22132 Preconditions.checkState(!currentAsec); 22133 22134 installFlags = INSTALL_INTERNAL; 22135 moveCompleteApp = true; 22136 measurePath = Environment.getDataAppDirectory(volumeUuid); 22137 } 22138 22139 final PackageStats stats = new PackageStats(null, -1); 22140 synchronized (mInstaller) { 22141 for (int userId : installedUserIds) { 22142 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22143 freezer.close(); 22144 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22145 "Failed to measure package size"); 22146 } 22147 } 22148 } 22149 22150 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22151 + stats.dataSize); 22152 22153 final long startFreeBytes = measurePath.getFreeSpace(); 22154 final long sizeBytes; 22155 if (moveCompleteApp) { 22156 sizeBytes = stats.codeSize + stats.dataSize; 22157 } else { 22158 sizeBytes = stats.codeSize; 22159 } 22160 22161 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22162 freezer.close(); 22163 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22164 "Not enough free space to move"); 22165 } 22166 22167 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22168 22169 final CountDownLatch installedLatch = new CountDownLatch(1); 22170 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22171 @Override 22172 public void onUserActionRequired(Intent intent) throws RemoteException { 22173 throw new IllegalStateException(); 22174 } 22175 22176 @Override 22177 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22178 Bundle extras) throws RemoteException { 22179 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22180 + PackageManager.installStatusToString(returnCode, msg)); 22181 22182 installedLatch.countDown(); 22183 freezer.close(); 22184 22185 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22186 switch (status) { 22187 case PackageInstaller.STATUS_SUCCESS: 22188 mMoveCallbacks.notifyStatusChanged(moveId, 22189 PackageManager.MOVE_SUCCEEDED); 22190 break; 22191 case PackageInstaller.STATUS_FAILURE_STORAGE: 22192 mMoveCallbacks.notifyStatusChanged(moveId, 22193 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22194 break; 22195 default: 22196 mMoveCallbacks.notifyStatusChanged(moveId, 22197 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22198 break; 22199 } 22200 } 22201 }; 22202 22203 final MoveInfo move; 22204 if (moveCompleteApp) { 22205 // Kick off a thread to report progress estimates 22206 new Thread() { 22207 @Override 22208 public void run() { 22209 while (true) { 22210 try { 22211 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22212 break; 22213 } 22214 } catch (InterruptedException ignored) { 22215 } 22216 22217 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22218 final int progress = 10 + (int) MathUtils.constrain( 22219 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22220 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22221 } 22222 } 22223 }.start(); 22224 22225 final String dataAppName = codeFile.getName(); 22226 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22227 dataAppName, appId, seinfo, targetSdkVersion); 22228 } else { 22229 move = null; 22230 } 22231 22232 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22233 22234 final Message msg = mHandler.obtainMessage(INIT_COPY); 22235 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22236 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22237 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22238 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22239 PackageManager.INSTALL_REASON_UNKNOWN); 22240 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22241 msg.obj = params; 22242 22243 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22244 System.identityHashCode(msg.obj)); 22245 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22246 System.identityHashCode(msg.obj)); 22247 22248 mHandler.sendMessage(msg); 22249 } 22250 22251 @Override 22252 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22253 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22254 22255 final int realMoveId = mNextMoveId.getAndIncrement(); 22256 final Bundle extras = new Bundle(); 22257 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22258 mMoveCallbacks.notifyCreated(realMoveId, extras); 22259 22260 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22261 @Override 22262 public void onCreated(int moveId, Bundle extras) { 22263 // Ignored 22264 } 22265 22266 @Override 22267 public void onStatusChanged(int moveId, int status, long estMillis) { 22268 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22269 } 22270 }; 22271 22272 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22273 storage.setPrimaryStorageUuid(volumeUuid, callback); 22274 return realMoveId; 22275 } 22276 22277 @Override 22278 public int getMoveStatus(int moveId) { 22279 mContext.enforceCallingOrSelfPermission( 22280 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22281 return mMoveCallbacks.mLastStatus.get(moveId); 22282 } 22283 22284 @Override 22285 public void registerMoveCallback(IPackageMoveObserver callback) { 22286 mContext.enforceCallingOrSelfPermission( 22287 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22288 mMoveCallbacks.register(callback); 22289 } 22290 22291 @Override 22292 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22293 mContext.enforceCallingOrSelfPermission( 22294 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22295 mMoveCallbacks.unregister(callback); 22296 } 22297 22298 @Override 22299 public boolean setInstallLocation(int loc) { 22300 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22301 null); 22302 if (getInstallLocation() == loc) { 22303 return true; 22304 } 22305 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22306 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22307 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22308 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22309 return true; 22310 } 22311 return false; 22312 } 22313 22314 @Override 22315 public int getInstallLocation() { 22316 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22317 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22318 PackageHelper.APP_INSTALL_AUTO); 22319 } 22320 22321 /** Called by UserManagerService */ 22322 void cleanUpUser(UserManagerService userManager, int userHandle) { 22323 synchronized (mPackages) { 22324 mDirtyUsers.remove(userHandle); 22325 mUserNeedsBadging.delete(userHandle); 22326 mSettings.removeUserLPw(userHandle); 22327 mPendingBroadcasts.remove(userHandle); 22328 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22329 removeUnusedPackagesLPw(userManager, userHandle); 22330 } 22331 } 22332 22333 /** 22334 * We're removing userHandle and would like to remove any downloaded packages 22335 * that are no longer in use by any other user. 22336 * @param userHandle the user being removed 22337 */ 22338 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22339 final boolean DEBUG_CLEAN_APKS = false; 22340 int [] users = userManager.getUserIds(); 22341 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22342 while (psit.hasNext()) { 22343 PackageSetting ps = psit.next(); 22344 if (ps.pkg == null) { 22345 continue; 22346 } 22347 final String packageName = ps.pkg.packageName; 22348 // Skip over if system app 22349 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22350 continue; 22351 } 22352 if (DEBUG_CLEAN_APKS) { 22353 Slog.i(TAG, "Checking package " + packageName); 22354 } 22355 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22356 if (keep) { 22357 if (DEBUG_CLEAN_APKS) { 22358 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22359 } 22360 } else { 22361 for (int i = 0; i < users.length; i++) { 22362 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22363 keep = true; 22364 if (DEBUG_CLEAN_APKS) { 22365 Slog.i(TAG, " Keeping package " + packageName + " for user " 22366 + users[i]); 22367 } 22368 break; 22369 } 22370 } 22371 } 22372 if (!keep) { 22373 if (DEBUG_CLEAN_APKS) { 22374 Slog.i(TAG, " Removing package " + packageName); 22375 } 22376 mHandler.post(new Runnable() { 22377 public void run() { 22378 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22379 userHandle, 0); 22380 } //end run 22381 }); 22382 } 22383 } 22384 } 22385 22386 /** Called by UserManagerService */ 22387 void createNewUser(int userId, String[] disallowedPackages) { 22388 synchronized (mInstallLock) { 22389 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22390 } 22391 synchronized (mPackages) { 22392 scheduleWritePackageRestrictionsLocked(userId); 22393 scheduleWritePackageListLocked(userId); 22394 applyFactoryDefaultBrowserLPw(userId); 22395 primeDomainVerificationsLPw(userId); 22396 } 22397 } 22398 22399 void onNewUserCreated(final int userId) { 22400 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22401 // If permission review for legacy apps is required, we represent 22402 // dagerous permissions for such apps as always granted runtime 22403 // permissions to keep per user flag state whether review is needed. 22404 // Hence, if a new user is added we have to propagate dangerous 22405 // permission grants for these legacy apps. 22406 if (mPermissionReviewRequired) { 22407 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22408 | UPDATE_PERMISSIONS_REPLACE_ALL); 22409 } 22410 } 22411 22412 @Override 22413 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22414 mContext.enforceCallingOrSelfPermission( 22415 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22416 "Only package verification agents can read the verifier device identity"); 22417 22418 synchronized (mPackages) { 22419 return mSettings.getVerifierDeviceIdentityLPw(); 22420 } 22421 } 22422 22423 @Override 22424 public void setPermissionEnforced(String permission, boolean enforced) { 22425 // TODO: Now that we no longer change GID for storage, this should to away. 22426 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22427 "setPermissionEnforced"); 22428 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22429 synchronized (mPackages) { 22430 if (mSettings.mReadExternalStorageEnforced == null 22431 || mSettings.mReadExternalStorageEnforced != enforced) { 22432 mSettings.mReadExternalStorageEnforced = enforced; 22433 mSettings.writeLPr(); 22434 } 22435 } 22436 // kill any non-foreground processes so we restart them and 22437 // grant/revoke the GID. 22438 final IActivityManager am = ActivityManager.getService(); 22439 if (am != null) { 22440 final long token = Binder.clearCallingIdentity(); 22441 try { 22442 am.killProcessesBelowForeground("setPermissionEnforcement"); 22443 } catch (RemoteException e) { 22444 } finally { 22445 Binder.restoreCallingIdentity(token); 22446 } 22447 } 22448 } else { 22449 throw new IllegalArgumentException("No selective enforcement for " + permission); 22450 } 22451 } 22452 22453 @Override 22454 @Deprecated 22455 public boolean isPermissionEnforced(String permission) { 22456 return true; 22457 } 22458 22459 @Override 22460 public boolean isStorageLow() { 22461 final long token = Binder.clearCallingIdentity(); 22462 try { 22463 final DeviceStorageMonitorInternal 22464 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22465 if (dsm != null) { 22466 return dsm.isMemoryLow(); 22467 } else { 22468 return false; 22469 } 22470 } finally { 22471 Binder.restoreCallingIdentity(token); 22472 } 22473 } 22474 22475 @Override 22476 public IPackageInstaller getPackageInstaller() { 22477 return mInstallerService; 22478 } 22479 22480 private boolean userNeedsBadging(int userId) { 22481 int index = mUserNeedsBadging.indexOfKey(userId); 22482 if (index < 0) { 22483 final UserInfo userInfo; 22484 final long token = Binder.clearCallingIdentity(); 22485 try { 22486 userInfo = sUserManager.getUserInfo(userId); 22487 } finally { 22488 Binder.restoreCallingIdentity(token); 22489 } 22490 final boolean b; 22491 if (userInfo != null && userInfo.isManagedProfile()) { 22492 b = true; 22493 } else { 22494 b = false; 22495 } 22496 mUserNeedsBadging.put(userId, b); 22497 return b; 22498 } 22499 return mUserNeedsBadging.valueAt(index); 22500 } 22501 22502 @Override 22503 public KeySet getKeySetByAlias(String packageName, String alias) { 22504 if (packageName == null || alias == null) { 22505 return null; 22506 } 22507 synchronized(mPackages) { 22508 final PackageParser.Package pkg = mPackages.get(packageName); 22509 if (pkg == null) { 22510 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22511 throw new IllegalArgumentException("Unknown package: " + packageName); 22512 } 22513 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22514 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22515 } 22516 } 22517 22518 @Override 22519 public KeySet getSigningKeySet(String packageName) { 22520 if (packageName == null) { 22521 return null; 22522 } 22523 synchronized(mPackages) { 22524 final PackageParser.Package pkg = mPackages.get(packageName); 22525 if (pkg == null) { 22526 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22527 throw new IllegalArgumentException("Unknown package: " + packageName); 22528 } 22529 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22530 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22531 throw new SecurityException("May not access signing KeySet of other apps."); 22532 } 22533 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22534 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22535 } 22536 } 22537 22538 @Override 22539 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22540 if (packageName == null || ks == null) { 22541 return false; 22542 } 22543 synchronized(mPackages) { 22544 final PackageParser.Package pkg = mPackages.get(packageName); 22545 if (pkg == null) { 22546 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22547 throw new IllegalArgumentException("Unknown package: " + packageName); 22548 } 22549 IBinder ksh = ks.getToken(); 22550 if (ksh instanceof KeySetHandle) { 22551 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22552 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22553 } 22554 return false; 22555 } 22556 } 22557 22558 @Override 22559 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22560 if (packageName == null || ks == null) { 22561 return false; 22562 } 22563 synchronized(mPackages) { 22564 final PackageParser.Package pkg = mPackages.get(packageName); 22565 if (pkg == null) { 22566 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22567 throw new IllegalArgumentException("Unknown package: " + packageName); 22568 } 22569 IBinder ksh = ks.getToken(); 22570 if (ksh instanceof KeySetHandle) { 22571 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22572 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22573 } 22574 return false; 22575 } 22576 } 22577 22578 private void deletePackageIfUnusedLPr(final String packageName) { 22579 PackageSetting ps = mSettings.mPackages.get(packageName); 22580 if (ps == null) { 22581 return; 22582 } 22583 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22584 // TODO Implement atomic delete if package is unused 22585 // It is currently possible that the package will be deleted even if it is installed 22586 // after this method returns. 22587 mHandler.post(new Runnable() { 22588 public void run() { 22589 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22590 0, PackageManager.DELETE_ALL_USERS); 22591 } 22592 }); 22593 } 22594 } 22595 22596 /** 22597 * Check and throw if the given before/after packages would be considered a 22598 * downgrade. 22599 */ 22600 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22601 throws PackageManagerException { 22602 if (after.versionCode < before.mVersionCode) { 22603 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22604 "Update version code " + after.versionCode + " is older than current " 22605 + before.mVersionCode); 22606 } else if (after.versionCode == before.mVersionCode) { 22607 if (after.baseRevisionCode < before.baseRevisionCode) { 22608 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22609 "Update base revision code " + after.baseRevisionCode 22610 + " is older than current " + before.baseRevisionCode); 22611 } 22612 22613 if (!ArrayUtils.isEmpty(after.splitNames)) { 22614 for (int i = 0; i < after.splitNames.length; i++) { 22615 final String splitName = after.splitNames[i]; 22616 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22617 if (j != -1) { 22618 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22619 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22620 "Update split " + splitName + " revision code " 22621 + after.splitRevisionCodes[i] + " is older than current " 22622 + before.splitRevisionCodes[j]); 22623 } 22624 } 22625 } 22626 } 22627 } 22628 } 22629 22630 private static class MoveCallbacks extends Handler { 22631 private static final int MSG_CREATED = 1; 22632 private static final int MSG_STATUS_CHANGED = 2; 22633 22634 private final RemoteCallbackList<IPackageMoveObserver> 22635 mCallbacks = new RemoteCallbackList<>(); 22636 22637 private final SparseIntArray mLastStatus = new SparseIntArray(); 22638 22639 public MoveCallbacks(Looper looper) { 22640 super(looper); 22641 } 22642 22643 public void register(IPackageMoveObserver callback) { 22644 mCallbacks.register(callback); 22645 } 22646 22647 public void unregister(IPackageMoveObserver callback) { 22648 mCallbacks.unregister(callback); 22649 } 22650 22651 @Override 22652 public void handleMessage(Message msg) { 22653 final SomeArgs args = (SomeArgs) msg.obj; 22654 final int n = mCallbacks.beginBroadcast(); 22655 for (int i = 0; i < n; i++) { 22656 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22657 try { 22658 invokeCallback(callback, msg.what, args); 22659 } catch (RemoteException ignored) { 22660 } 22661 } 22662 mCallbacks.finishBroadcast(); 22663 args.recycle(); 22664 } 22665 22666 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22667 throws RemoteException { 22668 switch (what) { 22669 case MSG_CREATED: { 22670 callback.onCreated(args.argi1, (Bundle) args.arg2); 22671 break; 22672 } 22673 case MSG_STATUS_CHANGED: { 22674 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22675 break; 22676 } 22677 } 22678 } 22679 22680 private void notifyCreated(int moveId, Bundle extras) { 22681 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22682 22683 final SomeArgs args = SomeArgs.obtain(); 22684 args.argi1 = moveId; 22685 args.arg2 = extras; 22686 obtainMessage(MSG_CREATED, args).sendToTarget(); 22687 } 22688 22689 private void notifyStatusChanged(int moveId, int status) { 22690 notifyStatusChanged(moveId, status, -1); 22691 } 22692 22693 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22694 Slog.v(TAG, "Move " + moveId + " status " + status); 22695 22696 final SomeArgs args = SomeArgs.obtain(); 22697 args.argi1 = moveId; 22698 args.argi2 = status; 22699 args.arg3 = estMillis; 22700 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22701 22702 synchronized (mLastStatus) { 22703 mLastStatus.put(moveId, status); 22704 } 22705 } 22706 } 22707 22708 private final static class OnPermissionChangeListeners extends Handler { 22709 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22710 22711 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22712 new RemoteCallbackList<>(); 22713 22714 public OnPermissionChangeListeners(Looper looper) { 22715 super(looper); 22716 } 22717 22718 @Override 22719 public void handleMessage(Message msg) { 22720 switch (msg.what) { 22721 case MSG_ON_PERMISSIONS_CHANGED: { 22722 final int uid = msg.arg1; 22723 handleOnPermissionsChanged(uid); 22724 } break; 22725 } 22726 } 22727 22728 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22729 mPermissionListeners.register(listener); 22730 22731 } 22732 22733 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22734 mPermissionListeners.unregister(listener); 22735 } 22736 22737 public void onPermissionsChanged(int uid) { 22738 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22739 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22740 } 22741 } 22742 22743 private void handleOnPermissionsChanged(int uid) { 22744 final int count = mPermissionListeners.beginBroadcast(); 22745 try { 22746 for (int i = 0; i < count; i++) { 22747 IOnPermissionsChangeListener callback = mPermissionListeners 22748 .getBroadcastItem(i); 22749 try { 22750 callback.onPermissionsChanged(uid); 22751 } catch (RemoteException e) { 22752 Log.e(TAG, "Permission listener is dead", e); 22753 } 22754 } 22755 } finally { 22756 mPermissionListeners.finishBroadcast(); 22757 } 22758 } 22759 } 22760 22761 private class PackageManagerInternalImpl extends PackageManagerInternal { 22762 @Override 22763 public void setLocationPackagesProvider(PackagesProvider provider) { 22764 synchronized (mPackages) { 22765 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22766 } 22767 } 22768 22769 @Override 22770 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22771 synchronized (mPackages) { 22772 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22773 } 22774 } 22775 22776 @Override 22777 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22778 synchronized (mPackages) { 22779 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22780 } 22781 } 22782 22783 @Override 22784 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22785 synchronized (mPackages) { 22786 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22787 } 22788 } 22789 22790 @Override 22791 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22792 synchronized (mPackages) { 22793 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22794 } 22795 } 22796 22797 @Override 22798 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22799 synchronized (mPackages) { 22800 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22801 } 22802 } 22803 22804 @Override 22805 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22806 synchronized (mPackages) { 22807 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22808 packageName, userId); 22809 } 22810 } 22811 22812 @Override 22813 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22814 synchronized (mPackages) { 22815 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22816 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22817 packageName, userId); 22818 } 22819 } 22820 22821 @Override 22822 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22823 synchronized (mPackages) { 22824 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22825 packageName, userId); 22826 } 22827 } 22828 22829 @Override 22830 public void setKeepUninstalledPackages(final List<String> packageList) { 22831 Preconditions.checkNotNull(packageList); 22832 List<String> removedFromList = null; 22833 synchronized (mPackages) { 22834 if (mKeepUninstalledPackages != null) { 22835 final int packagesCount = mKeepUninstalledPackages.size(); 22836 for (int i = 0; i < packagesCount; i++) { 22837 String oldPackage = mKeepUninstalledPackages.get(i); 22838 if (packageList != null && packageList.contains(oldPackage)) { 22839 continue; 22840 } 22841 if (removedFromList == null) { 22842 removedFromList = new ArrayList<>(); 22843 } 22844 removedFromList.add(oldPackage); 22845 } 22846 } 22847 mKeepUninstalledPackages = new ArrayList<>(packageList); 22848 if (removedFromList != null) { 22849 final int removedCount = removedFromList.size(); 22850 for (int i = 0; i < removedCount; i++) { 22851 deletePackageIfUnusedLPr(removedFromList.get(i)); 22852 } 22853 } 22854 } 22855 } 22856 22857 @Override 22858 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22859 synchronized (mPackages) { 22860 // If we do not support permission review, done. 22861 if (!mPermissionReviewRequired) { 22862 return false; 22863 } 22864 22865 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22866 if (packageSetting == null) { 22867 return false; 22868 } 22869 22870 // Permission review applies only to apps not supporting the new permission model. 22871 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22872 return false; 22873 } 22874 22875 // Legacy apps have the permission and get user consent on launch. 22876 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22877 return permissionsState.isPermissionReviewRequired(userId); 22878 } 22879 } 22880 22881 @Override 22882 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22883 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22884 } 22885 22886 @Override 22887 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22888 int userId) { 22889 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22890 } 22891 22892 @Override 22893 public void setDeviceAndProfileOwnerPackages( 22894 int deviceOwnerUserId, String deviceOwnerPackage, 22895 SparseArray<String> profileOwnerPackages) { 22896 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22897 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22898 } 22899 22900 @Override 22901 public boolean isPackageDataProtected(int userId, String packageName) { 22902 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22903 } 22904 22905 @Override 22906 public boolean isPackageEphemeral(int userId, String packageName) { 22907 synchronized (mPackages) { 22908 final PackageSetting ps = mSettings.mPackages.get(packageName); 22909 return ps != null ? ps.getInstantApp(userId) : false; 22910 } 22911 } 22912 22913 @Override 22914 public boolean wasPackageEverLaunched(String packageName, int userId) { 22915 synchronized (mPackages) { 22916 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22917 } 22918 } 22919 22920 @Override 22921 public void grantRuntimePermission(String packageName, String name, int userId, 22922 boolean overridePolicy) { 22923 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22924 overridePolicy); 22925 } 22926 22927 @Override 22928 public void revokeRuntimePermission(String packageName, String name, int userId, 22929 boolean overridePolicy) { 22930 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22931 overridePolicy); 22932 } 22933 22934 @Override 22935 public String getNameForUid(int uid) { 22936 return PackageManagerService.this.getNameForUid(uid); 22937 } 22938 22939 @Override 22940 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 22941 Intent origIntent, String resolvedType, String callingPackage, int userId) { 22942 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 22943 responseObj, origIntent, resolvedType, callingPackage, userId); 22944 } 22945 22946 @Override 22947 public void grantEphemeralAccess(int userId, Intent intent, 22948 int targetAppId, int ephemeralAppId) { 22949 synchronized (mPackages) { 22950 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22951 targetAppId, ephemeralAppId); 22952 } 22953 } 22954 22955 @Override 22956 public void pruneInstantApps() { 22957 synchronized (mPackages) { 22958 mInstantAppRegistry.pruneInstantAppsLPw(); 22959 } 22960 } 22961 22962 @Override 22963 public String getSetupWizardPackageName() { 22964 return mSetupWizardPackage; 22965 } 22966 22967 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22968 if (policy != null) { 22969 mExternalSourcesPolicy = policy; 22970 } 22971 } 22972 22973 @Override 22974 public boolean isPackagePersistent(String packageName) { 22975 synchronized (mPackages) { 22976 PackageParser.Package pkg = mPackages.get(packageName); 22977 return pkg != null 22978 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 22979 | ApplicationInfo.FLAG_PERSISTENT)) == 22980 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 22981 : false; 22982 } 22983 } 22984 22985 @Override 22986 public List<PackageInfo> getOverlayPackages(int userId) { 22987 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22988 synchronized (mPackages) { 22989 for (PackageParser.Package p : mPackages.values()) { 22990 if (p.mOverlayTarget != null) { 22991 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22992 if (pkg != null) { 22993 overlayPackages.add(pkg); 22994 } 22995 } 22996 } 22997 } 22998 return overlayPackages; 22999 } 23000 23001 @Override 23002 public List<String> getTargetPackageNames(int userId) { 23003 List<String> targetPackages = new ArrayList<>(); 23004 synchronized (mPackages) { 23005 for (PackageParser.Package p : mPackages.values()) { 23006 if (p.mOverlayTarget == null) { 23007 targetPackages.add(p.packageName); 23008 } 23009 } 23010 } 23011 return targetPackages; 23012 } 23013 23014 @Override 23015 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23016 @Nullable List<String> overlayPackageNames) { 23017 synchronized (mPackages) { 23018 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23019 Slog.e(TAG, "failed to find package " + targetPackageName); 23020 return false; 23021 } 23022 23023 ArrayList<String> paths = null; 23024 if (overlayPackageNames != null) { 23025 final int N = overlayPackageNames.size(); 23026 paths = new ArrayList<String>(N); 23027 for (int i = 0; i < N; i++) { 23028 final String packageName = overlayPackageNames.get(i); 23029 final PackageParser.Package pkg = mPackages.get(packageName); 23030 if (pkg == null) { 23031 Slog.e(TAG, "failed to find package " + packageName); 23032 return false; 23033 } 23034 paths.add(pkg.baseCodePath); 23035 } 23036 } 23037 23038 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23039 mEnabledOverlayPaths.get(userId); 23040 if (userSpecificOverlays == null) { 23041 userSpecificOverlays = new ArrayMap<String, ArrayList<String>>(); 23042 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23043 } 23044 23045 if (paths != null && paths.size() > 0) { 23046 userSpecificOverlays.put(targetPackageName, paths); 23047 } else { 23048 userSpecificOverlays.remove(targetPackageName); 23049 } 23050 return true; 23051 } 23052 } 23053 23054 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23055 int flags, int userId) { 23056 return resolveIntentInternal( 23057 intent, resolvedType, flags, userId, true /*includeInstantApp*/); 23058 } 23059 } 23060 23061 @Override 23062 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23063 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23064 synchronized (mPackages) { 23065 final long identity = Binder.clearCallingIdentity(); 23066 try { 23067 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23068 packageNames, userId); 23069 } finally { 23070 Binder.restoreCallingIdentity(identity); 23071 } 23072 } 23073 } 23074 23075 @Override 23076 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23077 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23078 synchronized (mPackages) { 23079 final long identity = Binder.clearCallingIdentity(); 23080 try { 23081 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23082 packageNames, userId); 23083 } finally { 23084 Binder.restoreCallingIdentity(identity); 23085 } 23086 } 23087 } 23088 23089 private static void enforceSystemOrPhoneCaller(String tag) { 23090 int callingUid = Binder.getCallingUid(); 23091 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23092 throw new SecurityException( 23093 "Cannot call " + tag + " from UID " + callingUid); 23094 } 23095 } 23096 23097 boolean isHistoricalPackageUsageAvailable() { 23098 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23099 } 23100 23101 /** 23102 * Return a <b>copy</b> of the collection of packages known to the package manager. 23103 * @return A copy of the values of mPackages. 23104 */ 23105 Collection<PackageParser.Package> getPackages() { 23106 synchronized (mPackages) { 23107 return new ArrayList<>(mPackages.values()); 23108 } 23109 } 23110 23111 /** 23112 * Logs process start information (including base APK hash) to the security log. 23113 * @hide 23114 */ 23115 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23116 String apkFile, int pid) { 23117 if (!SecurityLog.isLoggingEnabled()) { 23118 return; 23119 } 23120 Bundle data = new Bundle(); 23121 data.putLong("startTimestamp", System.currentTimeMillis()); 23122 data.putString("processName", processName); 23123 data.putInt("uid", uid); 23124 data.putString("seinfo", seinfo); 23125 data.putString("apkFile", apkFile); 23126 data.putInt("pid", pid); 23127 Message msg = mProcessLoggingHandler.obtainMessage( 23128 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23129 msg.setData(data); 23130 mProcessLoggingHandler.sendMessage(msg); 23131 } 23132 23133 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23134 return mCompilerStats.getPackageStats(pkgName); 23135 } 23136 23137 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23138 return getOrCreateCompilerPackageStats(pkg.packageName); 23139 } 23140 23141 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23142 return mCompilerStats.getOrCreatePackageStats(pkgName); 23143 } 23144 23145 public void deleteCompilerPackageStats(String pkgName) { 23146 mCompilerStats.deletePackageStats(pkgName); 23147 } 23148 23149 @Override 23150 public int getInstallReason(String packageName, int userId) { 23151 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23152 true /* requireFullPermission */, false /* checkShell */, 23153 "get install reason"); 23154 synchronized (mPackages) { 23155 final PackageSetting ps = mSettings.mPackages.get(packageName); 23156 if (ps != null) { 23157 return ps.getInstallReason(userId); 23158 } 23159 } 23160 return PackageManager.INSTALL_REASON_UNKNOWN; 23161 } 23162 23163 @Override 23164 public boolean canRequestPackageInstalls(String packageName, int userId) { 23165 int callingUid = Binder.getCallingUid(); 23166 int uid = getPackageUid(packageName, 0, userId); 23167 if (callingUid != uid && callingUid != Process.ROOT_UID 23168 && callingUid != Process.SYSTEM_UID) { 23169 throw new SecurityException( 23170 "Caller uid " + callingUid + " does not own package " + packageName); 23171 } 23172 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23173 if (info == null) { 23174 return false; 23175 } 23176 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23177 throw new UnsupportedOperationException( 23178 "Operation only supported on apps targeting Android O or higher"); 23179 } 23180 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23181 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23182 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23183 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23184 } 23185 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23186 return false; 23187 } 23188 if (mExternalSourcesPolicy != null) { 23189 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23190 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23191 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23192 } 23193 } 23194 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23195 } 23196} 23197