PackageManagerService.java revision 6df866a8510af2776c48425a361f708ae7f5d7d6
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ChangedPackages; 130import android.content.pm.ComponentInfo; 131import android.content.pm.InstantAppRequest; 132import android.content.pm.AuxiliaryResolveInfo; 133import android.content.pm.FallbackCategoryProvider; 134import android.content.pm.FeatureInfo; 135import android.content.pm.IOnPermissionsChangeListener; 136import android.content.pm.IPackageDataObserver; 137import android.content.pm.IPackageDeleteObserver; 138import android.content.pm.IPackageDeleteObserver2; 139import android.content.pm.IPackageInstallObserver2; 140import android.content.pm.IPackageInstaller; 141import android.content.pm.IPackageManager; 142import android.content.pm.IPackageMoveObserver; 143import android.content.pm.IPackageStatsObserver; 144import android.content.pm.InstantAppInfo; 145import android.content.pm.InstantAppResolveInfo; 146import android.content.pm.InstrumentationInfo; 147import android.content.pm.IntentFilterVerificationInfo; 148import android.content.pm.KeySet; 149import android.content.pm.PackageCleanItem; 150import android.content.pm.PackageInfo; 151import android.content.pm.PackageInfoLite; 152import android.content.pm.PackageInstaller; 153import android.content.pm.PackageManager; 154import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 155import android.content.pm.PackageManagerInternal; 156import android.content.pm.PackageParser; 157import android.content.pm.PackageParser.ActivityIntentInfo; 158import android.content.pm.PackageParser.PackageLite; 159import android.content.pm.PackageParser.PackageParserException; 160import android.content.pm.PackageStats; 161import android.content.pm.PackageUserState; 162import android.content.pm.ParceledListSlice; 163import android.content.pm.PermissionGroupInfo; 164import android.content.pm.PermissionInfo; 165import android.content.pm.ProviderInfo; 166import android.content.pm.ResolveInfo; 167import android.content.pm.SELinuxUtil; 168import android.content.pm.ServiceInfo; 169import android.content.pm.SharedLibraryInfo; 170import android.content.pm.Signature; 171import android.content.pm.UserInfo; 172import android.content.pm.VerifierDeviceIdentity; 173import android.content.pm.VerifierInfo; 174import android.content.pm.VersionedPackage; 175import android.content.res.Resources; 176import android.graphics.Bitmap; 177import android.hardware.display.DisplayManager; 178import android.net.Uri; 179import android.os.Binder; 180import android.os.Build; 181import android.os.Bundle; 182import android.os.Debug; 183import android.os.Environment; 184import android.os.Environment.UserEnvironment; 185import android.os.FileUtils; 186import android.os.Handler; 187import android.os.IBinder; 188import android.os.Looper; 189import android.os.Message; 190import android.os.Parcel; 191import android.os.ParcelFileDescriptor; 192import android.os.PatternMatcher; 193import android.os.Process; 194import android.os.RemoteCallbackList; 195import android.os.RemoteException; 196import android.os.ResultReceiver; 197import android.os.SELinux; 198import android.os.ServiceManager; 199import android.os.ShellCallback; 200import android.os.SystemClock; 201import android.os.SystemProperties; 202import android.os.Trace; 203import android.os.UserHandle; 204import android.os.UserManager; 205import android.os.UserManagerInternal; 206import android.os.storage.IStorageManager; 207import android.os.storage.StorageEventListener; 208import android.os.storage.StorageManager; 209import android.os.storage.StorageManagerInternal; 210import android.os.storage.VolumeInfo; 211import android.os.storage.VolumeRecord; 212import android.provider.Settings.Global; 213import android.provider.Settings.Secure; 214import android.security.KeyStore; 215import android.security.SystemKeyStore; 216import android.service.pm.PackageServiceDumpProto; 217import android.system.ErrnoException; 218import android.system.Os; 219import android.text.TextUtils; 220import android.text.format.DateUtils; 221import android.util.ArrayMap; 222import android.util.ArraySet; 223import android.util.Base64; 224import android.util.DisplayMetrics; 225import android.util.EventLog; 226import android.util.ExceptionUtils; 227import android.util.Log; 228import android.util.LogPrinter; 229import android.util.MathUtils; 230import android.util.PackageUtils; 231import android.util.Pair; 232import android.util.PrintStreamPrinter; 233import android.util.Slog; 234import android.util.SparseArray; 235import android.util.SparseBooleanArray; 236import android.util.SparseIntArray; 237import android.util.Xml; 238import android.util.jar.StrictJarFile; 239import android.util.proto.ProtoOutputStream; 240import android.view.Display; 241 242import com.android.internal.R; 243import com.android.internal.annotations.GuardedBy; 244import com.android.internal.app.IMediaContainerService; 245import com.android.internal.app.ResolverActivity; 246import com.android.internal.content.NativeLibraryHelper; 247import com.android.internal.content.PackageHelper; 248import com.android.internal.logging.MetricsLogger; 249import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 250import com.android.internal.os.IParcelFileDescriptorFactory; 251import com.android.internal.os.RoSystemProperties; 252import com.android.internal.os.SomeArgs; 253import com.android.internal.os.Zygote; 254import com.android.internal.telephony.CarrierAppUtils; 255import com.android.internal.util.ArrayUtils; 256import com.android.internal.util.ConcurrentUtils; 257import com.android.internal.util.DumpUtils; 258import com.android.internal.util.FastPrintWriter; 259import com.android.internal.util.FastXmlSerializer; 260import com.android.internal.util.IndentingPrintWriter; 261import com.android.internal.util.Preconditions; 262import com.android.internal.util.XmlUtils; 263import com.android.server.AttributeCache; 264import com.android.server.DeviceIdleController; 265import com.android.server.EventLogTags; 266import com.android.server.FgThread; 267import com.android.server.IntentResolver; 268import com.android.server.LocalServices; 269import com.android.server.LockGuard; 270import com.android.server.ServiceThread; 271import com.android.server.SystemConfig; 272import com.android.server.SystemServerInitThreadPool; 273import com.android.server.Watchdog; 274import com.android.server.net.NetworkPolicyManagerInternal; 275import com.android.server.pm.BackgroundDexOptService; 276import com.android.server.pm.Installer.InstallerException; 277import com.android.server.pm.PermissionsState.PermissionState; 278import com.android.server.pm.Settings.DatabaseVersion; 279import com.android.server.pm.Settings.VersionInfo; 280import com.android.server.pm.dex.DexManager; 281import com.android.server.storage.DeviceStorageMonitorInternal; 282 283import dalvik.system.CloseGuard; 284import dalvik.system.DexFile; 285import dalvik.system.VMRuntime; 286 287import libcore.io.IoUtils; 288import libcore.util.EmptyArray; 289 290import org.xmlpull.v1.XmlPullParser; 291import org.xmlpull.v1.XmlPullParserException; 292import org.xmlpull.v1.XmlSerializer; 293 294import java.io.BufferedOutputStream; 295import java.io.BufferedReader; 296import java.io.ByteArrayInputStream; 297import java.io.ByteArrayOutputStream; 298import java.io.File; 299import java.io.FileDescriptor; 300import java.io.FileInputStream; 301import java.io.FileNotFoundException; 302import java.io.FileOutputStream; 303import java.io.FileReader; 304import java.io.FilenameFilter; 305import java.io.IOException; 306import java.io.PrintWriter; 307import java.nio.charset.StandardCharsets; 308import java.security.DigestInputStream; 309import java.security.MessageDigest; 310import java.security.NoSuchAlgorithmException; 311import java.security.PublicKey; 312import java.security.SecureRandom; 313import java.security.cert.Certificate; 314import java.security.cert.CertificateEncodingException; 315import java.security.cert.CertificateException; 316import java.text.SimpleDateFormat; 317import java.util.ArrayList; 318import java.util.Arrays; 319import java.util.Collection; 320import java.util.Collections; 321import java.util.Comparator; 322import java.util.Date; 323import java.util.HashMap; 324import java.util.HashSet; 325import java.util.Iterator; 326import java.util.List; 327import java.util.Map; 328import java.util.Objects; 329import java.util.Set; 330import java.util.concurrent.CountDownLatch; 331import java.util.concurrent.Future; 332import java.util.concurrent.TimeUnit; 333import java.util.concurrent.atomic.AtomicBoolean; 334import java.util.concurrent.atomic.AtomicInteger; 335 336/** 337 * Keep track of all those APKs everywhere. 338 * <p> 339 * Internally there are two important locks: 340 * <ul> 341 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 342 * and other related state. It is a fine-grained lock that should only be held 343 * momentarily, as it's one of the most contended locks in the system. 344 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 345 * operations typically involve heavy lifting of application data on disk. Since 346 * {@code installd} is single-threaded, and it's operations can often be slow, 347 * this lock should never be acquired while already holding {@link #mPackages}. 348 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 349 * holding {@link #mInstallLock}. 350 * </ul> 351 * Many internal methods rely on the caller to hold the appropriate locks, and 352 * this contract is expressed through method name suffixes: 353 * <ul> 354 * <li>fooLI(): the caller must hold {@link #mInstallLock} 355 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 356 * being modified must be frozen 357 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 358 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 359 * </ul> 360 * <p> 361 * Because this class is very central to the platform's security; please run all 362 * CTS and unit tests whenever making modifications: 363 * 364 * <pre> 365 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 366 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 367 * </pre> 368 */ 369public class PackageManagerService extends IPackageManager.Stub { 370 static final String TAG = "PackageManager"; 371 static final boolean DEBUG_SETTINGS = false; 372 static final boolean DEBUG_PREFERRED = false; 373 static final boolean DEBUG_UPGRADE = false; 374 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 375 private static final boolean DEBUG_BACKUP = false; 376 private static final boolean DEBUG_INSTALL = false; 377 private static final boolean DEBUG_REMOVE = false; 378 private static final boolean DEBUG_BROADCASTS = false; 379 private static final boolean DEBUG_SHOW_INFO = false; 380 private static final boolean DEBUG_PACKAGE_INFO = false; 381 private static final boolean DEBUG_INTENT_MATCHING = false; 382 private static final boolean DEBUG_PACKAGE_SCANNING = false; 383 private static final boolean DEBUG_VERIFY = false; 384 private static final boolean DEBUG_FILTERS = false; 385 386 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 387 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 388 // user, but by default initialize to this. 389 public static final boolean DEBUG_DEXOPT = false; 390 391 private static final boolean DEBUG_ABI_SELECTION = false; 392 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 393 private static final boolean DEBUG_TRIAGED_MISSING = false; 394 private static final boolean DEBUG_APP_DATA = false; 395 396 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 397 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 398 399 private static final boolean DISABLE_EPHEMERAL_APPS = false; 400 private static final boolean HIDE_EPHEMERAL_APIS = false; 401 402 private static final boolean ENABLE_FREE_CACHE_V2 = 403 SystemProperties.getBoolean("fw.free_cache_v2", true); 404 405 private static final int RADIO_UID = Process.PHONE_UID; 406 private static final int LOG_UID = Process.LOG_UID; 407 private static final int NFC_UID = Process.NFC_UID; 408 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 409 private static final int SHELL_UID = Process.SHELL_UID; 410 411 // Cap the size of permission trees that 3rd party apps can define 412 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 413 414 // Suffix used during package installation when copying/moving 415 // package apks to install directory. 416 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 417 418 static final int SCAN_NO_DEX = 1<<1; 419 static final int SCAN_FORCE_DEX = 1<<2; 420 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 421 static final int SCAN_NEW_INSTALL = 1<<4; 422 static final int SCAN_UPDATE_TIME = 1<<5; 423 static final int SCAN_BOOTING = 1<<6; 424 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 425 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 426 static final int SCAN_REPLACING = 1<<9; 427 static final int SCAN_REQUIRE_KNOWN = 1<<10; 428 static final int SCAN_MOVE = 1<<11; 429 static final int SCAN_INITIAL = 1<<12; 430 static final int SCAN_CHECK_ONLY = 1<<13; 431 static final int SCAN_DONT_KILL_APP = 1<<14; 432 static final int SCAN_IGNORE_FROZEN = 1<<15; 433 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 434 static final int SCAN_AS_INSTANT_APP = 1<<17; 435 static final int SCAN_AS_FULL_APP = 1<<18; 436 /** Should not be with the scan flags */ 437 static final int FLAGS_REMOVE_CHATTY = 1<<31; 438 439 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 440 441 private static final int[] EMPTY_INT_ARRAY = new int[0]; 442 443 /** 444 * Timeout (in milliseconds) after which the watchdog should declare that 445 * our handler thread is wedged. The usual default for such things is one 446 * minute but we sometimes do very lengthy I/O operations on this thread, 447 * such as installing multi-gigabyte applications, so ours needs to be longer. 448 */ 449 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 450 451 /** 452 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 453 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 454 * settings entry if available, otherwise we use the hardcoded default. If it's been 455 * more than this long since the last fstrim, we force one during the boot sequence. 456 * 457 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 458 * one gets run at the next available charging+idle time. This final mandatory 459 * no-fstrim check kicks in only of the other scheduling criteria is never met. 460 */ 461 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 462 463 /** 464 * Whether verification is enabled by default. 465 */ 466 private static final boolean DEFAULT_VERIFY_ENABLE = true; 467 468 /** 469 * The default maximum time to wait for the verification agent to return in 470 * milliseconds. 471 */ 472 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 473 474 /** 475 * The default response for package verification timeout. 476 * 477 * This can be either PackageManager.VERIFICATION_ALLOW or 478 * PackageManager.VERIFICATION_REJECT. 479 */ 480 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 481 482 static final String PLATFORM_PACKAGE_NAME = "android"; 483 484 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 485 486 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 487 DEFAULT_CONTAINER_PACKAGE, 488 "com.android.defcontainer.DefaultContainerService"); 489 490 private static final String KILL_APP_REASON_GIDS_CHANGED = 491 "permission grant or revoke changed gids"; 492 493 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 494 "permissions revoked"; 495 496 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 497 498 private static final String PACKAGE_SCHEME = "package"; 499 500 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 501 502 /** Permission grant: not grant the permission. */ 503 private static final int GRANT_DENIED = 1; 504 505 /** Permission grant: grant the permission as an install permission. */ 506 private static final int GRANT_INSTALL = 2; 507 508 /** Permission grant: grant the permission as a runtime one. */ 509 private static final int GRANT_RUNTIME = 3; 510 511 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 512 private static final int GRANT_UPGRADE = 4; 513 514 /** Canonical intent used to identify what counts as a "web browser" app */ 515 private static final Intent sBrowserIntent; 516 static { 517 sBrowserIntent = new Intent(); 518 sBrowserIntent.setAction(Intent.ACTION_VIEW); 519 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 520 sBrowserIntent.setData(Uri.parse("http:")); 521 } 522 523 /** 524 * The set of all protected actions [i.e. those actions for which a high priority 525 * intent filter is disallowed]. 526 */ 527 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 528 static { 529 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 530 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 531 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 532 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 533 } 534 535 // Compilation reasons. 536 public static final int REASON_FIRST_BOOT = 0; 537 public static final int REASON_BOOT = 1; 538 public static final int REASON_INSTALL = 2; 539 public static final int REASON_BACKGROUND_DEXOPT = 3; 540 public static final int REASON_AB_OTA = 4; 541 public static final int REASON_FORCED_DEXOPT = 5; 542 543 public static final int REASON_LAST = REASON_FORCED_DEXOPT; 544 545 /** All dangerous permission names in the same order as the events in MetricsEvent */ 546 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 547 Manifest.permission.READ_CALENDAR, 548 Manifest.permission.WRITE_CALENDAR, 549 Manifest.permission.CAMERA, 550 Manifest.permission.READ_CONTACTS, 551 Manifest.permission.WRITE_CONTACTS, 552 Manifest.permission.GET_ACCOUNTS, 553 Manifest.permission.ACCESS_FINE_LOCATION, 554 Manifest.permission.ACCESS_COARSE_LOCATION, 555 Manifest.permission.RECORD_AUDIO, 556 Manifest.permission.READ_PHONE_STATE, 557 Manifest.permission.CALL_PHONE, 558 Manifest.permission.READ_CALL_LOG, 559 Manifest.permission.WRITE_CALL_LOG, 560 Manifest.permission.ADD_VOICEMAIL, 561 Manifest.permission.USE_SIP, 562 Manifest.permission.PROCESS_OUTGOING_CALLS, 563 Manifest.permission.READ_CELL_BROADCASTS, 564 Manifest.permission.BODY_SENSORS, 565 Manifest.permission.SEND_SMS, 566 Manifest.permission.RECEIVE_SMS, 567 Manifest.permission.READ_SMS, 568 Manifest.permission.RECEIVE_WAP_PUSH, 569 Manifest.permission.RECEIVE_MMS, 570 Manifest.permission.READ_EXTERNAL_STORAGE, 571 Manifest.permission.WRITE_EXTERNAL_STORAGE, 572 Manifest.permission.READ_PHONE_NUMBER, 573 Manifest.permission.ANSWER_PHONE_CALLS); 574 575 576 /** 577 * Version number for the package parser cache. Increment this whenever the format or 578 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 579 */ 580 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 581 582 /** 583 * Whether the package parser cache is enabled. 584 */ 585 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 586 587 final ServiceThread mHandlerThread; 588 589 final PackageHandler mHandler; 590 591 private final ProcessLoggingHandler mProcessLoggingHandler; 592 593 /** 594 * Messages for {@link #mHandler} that need to wait for system ready before 595 * being dispatched. 596 */ 597 private ArrayList<Message> mPostSystemReadyMessages; 598 599 final int mSdkVersion = Build.VERSION.SDK_INT; 600 601 final Context mContext; 602 final boolean mFactoryTest; 603 final boolean mOnlyCore; 604 final DisplayMetrics mMetrics; 605 final int mDefParseFlags; 606 final String[] mSeparateProcesses; 607 final boolean mIsUpgrade; 608 final boolean mIsPreNUpgrade; 609 final boolean mIsPreNMR1Upgrade; 610 611 @GuardedBy("mPackages") 612 private boolean mDexOptDialogShown; 613 614 /** The location for ASEC container files on internal storage. */ 615 final String mAsecInternalPath; 616 617 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 618 // LOCK HELD. Can be called with mInstallLock held. 619 @GuardedBy("mInstallLock") 620 final Installer mInstaller; 621 622 /** Directory where installed third-party apps stored */ 623 final File mAppInstallDir; 624 625 /** 626 * Directory to which applications installed internally have their 627 * 32 bit native libraries copied. 628 */ 629 private File mAppLib32InstallDir; 630 631 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 632 // apps. 633 final File mDrmAppPrivateInstallDir; 634 635 // ---------------------------------------------------------------- 636 637 // Lock for state used when installing and doing other long running 638 // operations. Methods that must be called with this lock held have 639 // the suffix "LI". 640 final Object mInstallLock = new Object(); 641 642 // ---------------------------------------------------------------- 643 644 // Keys are String (package name), values are Package. This also serves 645 // as the lock for the global state. Methods that must be called with 646 // this lock held have the prefix "LP". 647 @GuardedBy("mPackages") 648 final ArrayMap<String, PackageParser.Package> mPackages = 649 new ArrayMap<String, PackageParser.Package>(); 650 651 final ArrayMap<String, Set<String>> mKnownCodebase = 652 new ArrayMap<String, Set<String>>(); 653 654 // Keys are isolated uids and values are the uid of the application 655 // that created the isolated proccess. 656 @GuardedBy("mPackages") 657 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 658 659 // List of APK paths to load for each user and package. This data is never 660 // persisted by the package manager. Instead, the overlay manager will 661 // ensure the data is up-to-date in runtime. 662 @GuardedBy("mPackages") 663 final SparseArray<ArrayMap<String, ArrayList<String>>> mEnabledOverlayPaths = 664 new SparseArray<ArrayMap<String, ArrayList<String>>>(); 665 666 /** 667 * Tracks new system packages [received in an OTA] that we expect to 668 * find updated user-installed versions. Keys are package name, values 669 * are package location. 670 */ 671 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 672 /** 673 * Tracks high priority intent filters for protected actions. During boot, certain 674 * filter actions are protected and should never be allowed to have a high priority 675 * intent filter for them. However, there is one, and only one exception -- the 676 * setup wizard. It must be able to define a high priority intent filter for these 677 * actions to ensure there are no escapes from the wizard. We need to delay processing 678 * of these during boot as we need to look at all of the system packages in order 679 * to know which component is the setup wizard. 680 */ 681 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 682 /** 683 * Whether or not processing protected filters should be deferred. 684 */ 685 private boolean mDeferProtectedFilters = true; 686 687 /** 688 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 689 */ 690 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 691 /** 692 * Whether or not system app permissions should be promoted from install to runtime. 693 */ 694 boolean mPromoteSystemApps; 695 696 @GuardedBy("mPackages") 697 final Settings mSettings; 698 699 /** 700 * Set of package names that are currently "frozen", which means active 701 * surgery is being done on the code/data for that package. The platform 702 * will refuse to launch frozen packages to avoid race conditions. 703 * 704 * @see PackageFreezer 705 */ 706 @GuardedBy("mPackages") 707 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 708 709 final ProtectedPackages mProtectedPackages; 710 711 boolean mFirstBoot; 712 713 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 714 715 // System configuration read by SystemConfig. 716 final int[] mGlobalGids; 717 final SparseArray<ArraySet<String>> mSystemPermissions; 718 @GuardedBy("mAvailableFeatures") 719 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 720 721 // If mac_permissions.xml was found for seinfo labeling. 722 boolean mFoundPolicyFile; 723 724 private final InstantAppRegistry mInstantAppRegistry; 725 726 @GuardedBy("mPackages") 727 int mChangedPackagesSequenceNumber; 728 /** 729 * List of changed [installed, removed or updated] packages. 730 * mapping from user id -> sequence number -> package name 731 */ 732 @GuardedBy("mPackages") 733 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 734 /** 735 * The sequence number of the last change to a package. 736 * mapping from user id -> package name -> sequence number 737 */ 738 @GuardedBy("mPackages") 739 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 740 741 final PackageParser.Callback mPackageParserCallback = new PackageParser.Callback() { 742 @Override public boolean hasFeature(String feature) { 743 return PackageManagerService.this.hasSystemFeature(feature, 0); 744 } 745 }; 746 747 public static final class SharedLibraryEntry { 748 public final String path; 749 public final String apk; 750 public final SharedLibraryInfo info; 751 752 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 753 String declaringPackageName, int declaringPackageVersionCode) { 754 path = _path; 755 apk = _apk; 756 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 757 declaringPackageName, declaringPackageVersionCode), null); 758 } 759 } 760 761 // Currently known shared libraries. 762 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 763 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 764 new ArrayMap<>(); 765 766 // All available activities, for your resolving pleasure. 767 final ActivityIntentResolver mActivities = 768 new ActivityIntentResolver(); 769 770 // All available receivers, for your resolving pleasure. 771 final ActivityIntentResolver mReceivers = 772 new ActivityIntentResolver(); 773 774 // All available services, for your resolving pleasure. 775 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 776 777 // All available providers, for your resolving pleasure. 778 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 779 780 // Mapping from provider base names (first directory in content URI codePath) 781 // to the provider information. 782 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 783 new ArrayMap<String, PackageParser.Provider>(); 784 785 // Mapping from instrumentation class names to info about them. 786 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 787 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 788 789 // Mapping from permission names to info about them. 790 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 791 new ArrayMap<String, PackageParser.PermissionGroup>(); 792 793 // Packages whose data we have transfered into another package, thus 794 // should no longer exist. 795 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 796 797 // Broadcast actions that are only available to the system. 798 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 799 800 /** List of packages waiting for verification. */ 801 final SparseArray<PackageVerificationState> mPendingVerification 802 = new SparseArray<PackageVerificationState>(); 803 804 /** Set of packages associated with each app op permission. */ 805 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 806 807 final PackageInstallerService mInstallerService; 808 809 private final PackageDexOptimizer mPackageDexOptimizer; 810 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 811 // is used by other apps). 812 private final DexManager mDexManager; 813 814 private AtomicInteger mNextMoveId = new AtomicInteger(); 815 private final MoveCallbacks mMoveCallbacks; 816 817 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 818 819 // Cache of users who need badging. 820 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 821 822 /** Token for keys in mPendingVerification. */ 823 private int mPendingVerificationToken = 0; 824 825 volatile boolean mSystemReady; 826 volatile boolean mSafeMode; 827 volatile boolean mHasSystemUidErrors; 828 829 ApplicationInfo mAndroidApplication; 830 final ActivityInfo mResolveActivity = new ActivityInfo(); 831 final ResolveInfo mResolveInfo = new ResolveInfo(); 832 ComponentName mResolveComponentName; 833 PackageParser.Package mPlatformPackage; 834 ComponentName mCustomResolverComponentName; 835 836 boolean mResolverReplaced = false; 837 838 private final @Nullable ComponentName mIntentFilterVerifierComponent; 839 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 840 841 private int mIntentFilterVerificationToken = 0; 842 843 /** The service connection to the ephemeral resolver */ 844 final EphemeralResolverConnection mInstantAppResolverConnection; 845 846 /** Component used to install ephemeral applications */ 847 ComponentName mInstantAppInstallerComponent; 848 /** Component used to show resolver settings for Instant Apps */ 849 ComponentName mInstantAppResolverSettingsComponent; 850 ActivityInfo mInstantAppInstallerActivity; 851 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 852 853 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 854 = new SparseArray<IntentFilterVerificationState>(); 855 856 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 857 858 // List of packages names to keep cached, even if they are uninstalled for all users 859 private List<String> mKeepUninstalledPackages; 860 861 private UserManagerInternal mUserManagerInternal; 862 863 private DeviceIdleController.LocalService mDeviceIdleController; 864 865 private File mCacheDir; 866 867 private ArraySet<String> mPrivappPermissionsViolations; 868 869 private Future<?> mPrepareAppDataFuture; 870 871 private static class IFVerificationParams { 872 PackageParser.Package pkg; 873 boolean replacing; 874 int userId; 875 int verifierUid; 876 877 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 878 int _userId, int _verifierUid) { 879 pkg = _pkg; 880 replacing = _replacing; 881 userId = _userId; 882 replacing = _replacing; 883 verifierUid = _verifierUid; 884 } 885 } 886 887 private interface IntentFilterVerifier<T extends IntentFilter> { 888 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 889 T filter, String packageName); 890 void startVerifications(int userId); 891 void receiveVerificationResponse(int verificationId); 892 } 893 894 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 895 private Context mContext; 896 private ComponentName mIntentFilterVerifierComponent; 897 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 898 899 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 900 mContext = context; 901 mIntentFilterVerifierComponent = verifierComponent; 902 } 903 904 private String getDefaultScheme() { 905 return IntentFilter.SCHEME_HTTPS; 906 } 907 908 @Override 909 public void startVerifications(int userId) { 910 // Launch verifications requests 911 int count = mCurrentIntentFilterVerifications.size(); 912 for (int n=0; n<count; n++) { 913 int verificationId = mCurrentIntentFilterVerifications.get(n); 914 final IntentFilterVerificationState ivs = 915 mIntentFilterVerificationStates.get(verificationId); 916 917 String packageName = ivs.getPackageName(); 918 919 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 920 final int filterCount = filters.size(); 921 ArraySet<String> domainsSet = new ArraySet<>(); 922 for (int m=0; m<filterCount; m++) { 923 PackageParser.ActivityIntentInfo filter = filters.get(m); 924 domainsSet.addAll(filter.getHostsList()); 925 } 926 synchronized (mPackages) { 927 if (mSettings.createIntentFilterVerificationIfNeededLPw( 928 packageName, domainsSet) != null) { 929 scheduleWriteSettingsLocked(); 930 } 931 } 932 sendVerificationRequest(userId, verificationId, ivs); 933 } 934 mCurrentIntentFilterVerifications.clear(); 935 } 936 937 private void sendVerificationRequest(int userId, int verificationId, 938 IntentFilterVerificationState ivs) { 939 940 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 941 verificationIntent.putExtra( 942 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 943 verificationId); 944 verificationIntent.putExtra( 945 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 946 getDefaultScheme()); 947 verificationIntent.putExtra( 948 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 949 ivs.getHostsString()); 950 verificationIntent.putExtra( 951 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 952 ivs.getPackageName()); 953 verificationIntent.setComponent(mIntentFilterVerifierComponent); 954 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 955 956 UserHandle user = new UserHandle(userId); 957 mContext.sendBroadcastAsUser(verificationIntent, user); 958 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 959 "Sending IntentFilter verification broadcast"); 960 } 961 962 public void receiveVerificationResponse(int verificationId) { 963 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 964 965 final boolean verified = ivs.isVerified(); 966 967 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 968 final int count = filters.size(); 969 if (DEBUG_DOMAIN_VERIFICATION) { 970 Slog.i(TAG, "Received verification response " + verificationId 971 + " for " + count + " filters, verified=" + verified); 972 } 973 for (int n=0; n<count; n++) { 974 PackageParser.ActivityIntentInfo filter = filters.get(n); 975 filter.setVerified(verified); 976 977 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 978 + " verified with result:" + verified + " and hosts:" 979 + ivs.getHostsString()); 980 } 981 982 mIntentFilterVerificationStates.remove(verificationId); 983 984 final String packageName = ivs.getPackageName(); 985 IntentFilterVerificationInfo ivi = null; 986 987 synchronized (mPackages) { 988 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 989 } 990 if (ivi == null) { 991 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 992 + verificationId + " packageName:" + packageName); 993 return; 994 } 995 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 996 "Updating IntentFilterVerificationInfo for package " + packageName 997 +" verificationId:" + verificationId); 998 999 synchronized (mPackages) { 1000 if (verified) { 1001 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1002 } else { 1003 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1004 } 1005 scheduleWriteSettingsLocked(); 1006 1007 final int userId = ivs.getUserId(); 1008 if (userId != UserHandle.USER_ALL) { 1009 final int userStatus = 1010 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1011 1012 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1013 boolean needUpdate = false; 1014 1015 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1016 // already been set by the User thru the Disambiguation dialog 1017 switch (userStatus) { 1018 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1019 if (verified) { 1020 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1021 } else { 1022 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1023 } 1024 needUpdate = true; 1025 break; 1026 1027 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1028 if (verified) { 1029 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1030 needUpdate = true; 1031 } 1032 break; 1033 1034 default: 1035 // Nothing to do 1036 } 1037 1038 if (needUpdate) { 1039 mSettings.updateIntentFilterVerificationStatusLPw( 1040 packageName, updatedStatus, userId); 1041 scheduleWritePackageRestrictionsLocked(userId); 1042 } 1043 } 1044 } 1045 } 1046 1047 @Override 1048 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1049 ActivityIntentInfo filter, String packageName) { 1050 if (!hasValidDomains(filter)) { 1051 return false; 1052 } 1053 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1054 if (ivs == null) { 1055 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1056 packageName); 1057 } 1058 if (DEBUG_DOMAIN_VERIFICATION) { 1059 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1060 } 1061 ivs.addFilter(filter); 1062 return true; 1063 } 1064 1065 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1066 int userId, int verificationId, String packageName) { 1067 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1068 verifierUid, userId, packageName); 1069 ivs.setPendingState(); 1070 synchronized (mPackages) { 1071 mIntentFilterVerificationStates.append(verificationId, ivs); 1072 mCurrentIntentFilterVerifications.add(verificationId); 1073 } 1074 return ivs; 1075 } 1076 } 1077 1078 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1079 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1080 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1081 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1082 } 1083 1084 // Set of pending broadcasts for aggregating enable/disable of components. 1085 static class PendingPackageBroadcasts { 1086 // for each user id, a map of <package name -> components within that package> 1087 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1088 1089 public PendingPackageBroadcasts() { 1090 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1091 } 1092 1093 public ArrayList<String> get(int userId, String packageName) { 1094 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1095 return packages.get(packageName); 1096 } 1097 1098 public void put(int userId, String packageName, ArrayList<String> components) { 1099 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1100 packages.put(packageName, components); 1101 } 1102 1103 public void remove(int userId, String packageName) { 1104 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1105 if (packages != null) { 1106 packages.remove(packageName); 1107 } 1108 } 1109 1110 public void remove(int userId) { 1111 mUidMap.remove(userId); 1112 } 1113 1114 public int userIdCount() { 1115 return mUidMap.size(); 1116 } 1117 1118 public int userIdAt(int n) { 1119 return mUidMap.keyAt(n); 1120 } 1121 1122 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1123 return mUidMap.get(userId); 1124 } 1125 1126 public int size() { 1127 // total number of pending broadcast entries across all userIds 1128 int num = 0; 1129 for (int i = 0; i< mUidMap.size(); i++) { 1130 num += mUidMap.valueAt(i).size(); 1131 } 1132 return num; 1133 } 1134 1135 public void clear() { 1136 mUidMap.clear(); 1137 } 1138 1139 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1140 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1141 if (map == null) { 1142 map = new ArrayMap<String, ArrayList<String>>(); 1143 mUidMap.put(userId, map); 1144 } 1145 return map; 1146 } 1147 } 1148 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1149 1150 // Service Connection to remote media container service to copy 1151 // package uri's from external media onto secure containers 1152 // or internal storage. 1153 private IMediaContainerService mContainerService = null; 1154 1155 static final int SEND_PENDING_BROADCAST = 1; 1156 static final int MCS_BOUND = 3; 1157 static final int END_COPY = 4; 1158 static final int INIT_COPY = 5; 1159 static final int MCS_UNBIND = 6; 1160 static final int START_CLEANING_PACKAGE = 7; 1161 static final int FIND_INSTALL_LOC = 8; 1162 static final int POST_INSTALL = 9; 1163 static final int MCS_RECONNECT = 10; 1164 static final int MCS_GIVE_UP = 11; 1165 static final int UPDATED_MEDIA_STATUS = 12; 1166 static final int WRITE_SETTINGS = 13; 1167 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1168 static final int PACKAGE_VERIFIED = 15; 1169 static final int CHECK_PENDING_VERIFICATION = 16; 1170 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1171 static final int INTENT_FILTER_VERIFIED = 18; 1172 static final int WRITE_PACKAGE_LIST = 19; 1173 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1174 1175 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1176 1177 // Delay time in millisecs 1178 static final int BROADCAST_DELAY = 10 * 1000; 1179 1180 static UserManagerService sUserManager; 1181 1182 // Stores a list of users whose package restrictions file needs to be updated 1183 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1184 1185 static final long DEFAULT_CONTAINER_WHITELIST_DURATION = 10 * 60 * 1000; 1186 final private DefaultContainerConnection mDefContainerConn = 1187 new DefaultContainerConnection(); 1188 class DefaultContainerConnection implements ServiceConnection { 1189 public void onServiceConnected(ComponentName name, IBinder service) { 1190 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1191 final IMediaContainerService imcs = IMediaContainerService.Stub 1192 .asInterface(Binder.allowBlocking(service)); 1193 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1194 } 1195 1196 public void onServiceDisconnected(ComponentName name) { 1197 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1198 } 1199 } 1200 1201 // Recordkeeping of restore-after-install operations that are currently in flight 1202 // between the Package Manager and the Backup Manager 1203 static class PostInstallData { 1204 public InstallArgs args; 1205 public PackageInstalledInfo res; 1206 1207 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1208 args = _a; 1209 res = _r; 1210 } 1211 } 1212 1213 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1214 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1215 1216 // XML tags for backup/restore of various bits of state 1217 private static final String TAG_PREFERRED_BACKUP = "pa"; 1218 private static final String TAG_DEFAULT_APPS = "da"; 1219 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1220 1221 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1222 private static final String TAG_ALL_GRANTS = "rt-grants"; 1223 private static final String TAG_GRANT = "grant"; 1224 private static final String ATTR_PACKAGE_NAME = "pkg"; 1225 1226 private static final String TAG_PERMISSION = "perm"; 1227 private static final String ATTR_PERMISSION_NAME = "name"; 1228 private static final String ATTR_IS_GRANTED = "g"; 1229 private static final String ATTR_USER_SET = "set"; 1230 private static final String ATTR_USER_FIXED = "fixed"; 1231 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1232 1233 // System/policy permission grants are not backed up 1234 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1235 FLAG_PERMISSION_POLICY_FIXED 1236 | FLAG_PERMISSION_SYSTEM_FIXED 1237 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1238 1239 // And we back up these user-adjusted states 1240 private static final int USER_RUNTIME_GRANT_MASK = 1241 FLAG_PERMISSION_USER_SET 1242 | FLAG_PERMISSION_USER_FIXED 1243 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1244 1245 final @Nullable String mRequiredVerifierPackage; 1246 final @NonNull String mRequiredInstallerPackage; 1247 final @NonNull String mRequiredUninstallerPackage; 1248 final @Nullable String mSetupWizardPackage; 1249 final @Nullable String mStorageManagerPackage; 1250 final @NonNull String mServicesSystemSharedLibraryPackageName; 1251 final @NonNull String mSharedSystemSharedLibraryPackageName; 1252 1253 final boolean mPermissionReviewRequired; 1254 1255 private final PackageUsage mPackageUsage = new PackageUsage(); 1256 private final CompilerStats mCompilerStats = new CompilerStats(); 1257 1258 class PackageHandler extends Handler { 1259 private boolean mBound = false; 1260 final ArrayList<HandlerParams> mPendingInstalls = 1261 new ArrayList<HandlerParams>(); 1262 1263 private boolean connectToService() { 1264 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1265 " DefaultContainerService"); 1266 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1267 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1268 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1269 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1270 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1271 mBound = true; 1272 return true; 1273 } 1274 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1275 return false; 1276 } 1277 1278 private void disconnectService() { 1279 mContainerService = null; 1280 mBound = false; 1281 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1282 mContext.unbindService(mDefContainerConn); 1283 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1284 } 1285 1286 PackageHandler(Looper looper) { 1287 super(looper); 1288 } 1289 1290 public void handleMessage(Message msg) { 1291 try { 1292 doHandleMessage(msg); 1293 } finally { 1294 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1295 } 1296 } 1297 1298 void doHandleMessage(Message msg) { 1299 switch (msg.what) { 1300 case INIT_COPY: { 1301 HandlerParams params = (HandlerParams) msg.obj; 1302 int idx = mPendingInstalls.size(); 1303 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1304 // If a bind was already initiated we dont really 1305 // need to do anything. The pending install 1306 // will be processed later on. 1307 if (!mBound) { 1308 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1309 System.identityHashCode(mHandler)); 1310 // If this is the only one pending we might 1311 // have to bind to the service again. 1312 if (!connectToService()) { 1313 Slog.e(TAG, "Failed to bind to media container service"); 1314 params.serviceError(); 1315 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1316 System.identityHashCode(mHandler)); 1317 if (params.traceMethod != null) { 1318 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1319 params.traceCookie); 1320 } 1321 return; 1322 } else { 1323 // Once we bind to the service, the first 1324 // pending request will be processed. 1325 mPendingInstalls.add(idx, params); 1326 } 1327 } else { 1328 mPendingInstalls.add(idx, params); 1329 // Already bound to the service. Just make 1330 // sure we trigger off processing the first request. 1331 if (idx == 0) { 1332 mHandler.sendEmptyMessage(MCS_BOUND); 1333 } 1334 } 1335 break; 1336 } 1337 case MCS_BOUND: { 1338 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1339 if (msg.obj != null) { 1340 mContainerService = (IMediaContainerService) msg.obj; 1341 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1342 System.identityHashCode(mHandler)); 1343 } 1344 if (mContainerService == null) { 1345 if (!mBound) { 1346 // Something seriously wrong since we are not bound and we are not 1347 // waiting for connection. Bail out. 1348 Slog.e(TAG, "Cannot bind to media container service"); 1349 for (HandlerParams params : mPendingInstalls) { 1350 // Indicate service bind error 1351 params.serviceError(); 1352 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1353 System.identityHashCode(params)); 1354 if (params.traceMethod != null) { 1355 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1356 params.traceMethod, params.traceCookie); 1357 } 1358 return; 1359 } 1360 mPendingInstalls.clear(); 1361 } else { 1362 Slog.w(TAG, "Waiting to connect to media container service"); 1363 } 1364 } else if (mPendingInstalls.size() > 0) { 1365 HandlerParams params = mPendingInstalls.get(0); 1366 if (params != null) { 1367 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1368 System.identityHashCode(params)); 1369 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1370 if (params.startCopy()) { 1371 // We are done... look for more work or to 1372 // go idle. 1373 if (DEBUG_SD_INSTALL) Log.i(TAG, 1374 "Checking for more work or unbind..."); 1375 // Delete pending install 1376 if (mPendingInstalls.size() > 0) { 1377 mPendingInstalls.remove(0); 1378 } 1379 if (mPendingInstalls.size() == 0) { 1380 if (mBound) { 1381 if (DEBUG_SD_INSTALL) Log.i(TAG, 1382 "Posting delayed MCS_UNBIND"); 1383 removeMessages(MCS_UNBIND); 1384 Message ubmsg = obtainMessage(MCS_UNBIND); 1385 // Unbind after a little delay, to avoid 1386 // continual thrashing. 1387 sendMessageDelayed(ubmsg, 10000); 1388 } 1389 } else { 1390 // There are more pending requests in queue. 1391 // Just post MCS_BOUND message to trigger processing 1392 // of next pending install. 1393 if (DEBUG_SD_INSTALL) Log.i(TAG, 1394 "Posting MCS_BOUND for next work"); 1395 mHandler.sendEmptyMessage(MCS_BOUND); 1396 } 1397 } 1398 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1399 } 1400 } else { 1401 // Should never happen ideally. 1402 Slog.w(TAG, "Empty queue"); 1403 } 1404 break; 1405 } 1406 case MCS_RECONNECT: { 1407 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1408 if (mPendingInstalls.size() > 0) { 1409 if (mBound) { 1410 disconnectService(); 1411 } 1412 if (!connectToService()) { 1413 Slog.e(TAG, "Failed to bind to media container service"); 1414 for (HandlerParams params : mPendingInstalls) { 1415 // Indicate service bind error 1416 params.serviceError(); 1417 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1418 System.identityHashCode(params)); 1419 } 1420 mPendingInstalls.clear(); 1421 } 1422 } 1423 break; 1424 } 1425 case MCS_UNBIND: { 1426 // If there is no actual work left, then time to unbind. 1427 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1428 1429 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1430 if (mBound) { 1431 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1432 1433 disconnectService(); 1434 } 1435 } else if (mPendingInstalls.size() > 0) { 1436 // There are more pending requests in queue. 1437 // Just post MCS_BOUND message to trigger processing 1438 // of next pending install. 1439 mHandler.sendEmptyMessage(MCS_BOUND); 1440 } 1441 1442 break; 1443 } 1444 case MCS_GIVE_UP: { 1445 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1446 HandlerParams params = mPendingInstalls.remove(0); 1447 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1448 System.identityHashCode(params)); 1449 break; 1450 } 1451 case SEND_PENDING_BROADCAST: { 1452 String packages[]; 1453 ArrayList<String> components[]; 1454 int size = 0; 1455 int uids[]; 1456 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1457 synchronized (mPackages) { 1458 if (mPendingBroadcasts == null) { 1459 return; 1460 } 1461 size = mPendingBroadcasts.size(); 1462 if (size <= 0) { 1463 // Nothing to be done. Just return 1464 return; 1465 } 1466 packages = new String[size]; 1467 components = new ArrayList[size]; 1468 uids = new int[size]; 1469 int i = 0; // filling out the above arrays 1470 1471 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1472 int packageUserId = mPendingBroadcasts.userIdAt(n); 1473 Iterator<Map.Entry<String, ArrayList<String>>> it 1474 = mPendingBroadcasts.packagesForUserId(packageUserId) 1475 .entrySet().iterator(); 1476 while (it.hasNext() && i < size) { 1477 Map.Entry<String, ArrayList<String>> ent = it.next(); 1478 packages[i] = ent.getKey(); 1479 components[i] = ent.getValue(); 1480 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1481 uids[i] = (ps != null) 1482 ? UserHandle.getUid(packageUserId, ps.appId) 1483 : -1; 1484 i++; 1485 } 1486 } 1487 size = i; 1488 mPendingBroadcasts.clear(); 1489 } 1490 // Send broadcasts 1491 for (int i = 0; i < size; i++) { 1492 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 break; 1496 } 1497 case START_CLEANING_PACKAGE: { 1498 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1499 final String packageName = (String)msg.obj; 1500 final int userId = msg.arg1; 1501 final boolean andCode = msg.arg2 != 0; 1502 synchronized (mPackages) { 1503 if (userId == UserHandle.USER_ALL) { 1504 int[] users = sUserManager.getUserIds(); 1505 for (int user : users) { 1506 mSettings.addPackageToCleanLPw( 1507 new PackageCleanItem(user, packageName, andCode)); 1508 } 1509 } else { 1510 mSettings.addPackageToCleanLPw( 1511 new PackageCleanItem(userId, packageName, andCode)); 1512 } 1513 } 1514 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1515 startCleaningPackages(); 1516 } break; 1517 case POST_INSTALL: { 1518 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1519 1520 PostInstallData data = mRunningInstalls.get(msg.arg1); 1521 final boolean didRestore = (msg.arg2 != 0); 1522 mRunningInstalls.delete(msg.arg1); 1523 1524 if (data != null) { 1525 InstallArgs args = data.args; 1526 PackageInstalledInfo parentRes = data.res; 1527 1528 final boolean grantPermissions = (args.installFlags 1529 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1530 final boolean killApp = (args.installFlags 1531 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1532 final String[] grantedPermissions = args.installGrantPermissions; 1533 1534 // Handle the parent package 1535 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1536 grantedPermissions, didRestore, args.installerPackageName, 1537 args.observer); 1538 1539 // Handle the child packages 1540 final int childCount = (parentRes.addedChildPackages != null) 1541 ? parentRes.addedChildPackages.size() : 0; 1542 for (int i = 0; i < childCount; i++) { 1543 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1544 handlePackagePostInstall(childRes, grantPermissions, killApp, 1545 grantedPermissions, false, args.installerPackageName, 1546 args.observer); 1547 } 1548 1549 // Log tracing if needed 1550 if (args.traceMethod != null) { 1551 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1552 args.traceCookie); 1553 } 1554 } else { 1555 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1556 } 1557 1558 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1559 } break; 1560 case UPDATED_MEDIA_STATUS: { 1561 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1562 boolean reportStatus = msg.arg1 == 1; 1563 boolean doGc = msg.arg2 == 1; 1564 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1565 if (doGc) { 1566 // Force a gc to clear up stale containers. 1567 Runtime.getRuntime().gc(); 1568 } 1569 if (msg.obj != null) { 1570 @SuppressWarnings("unchecked") 1571 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1572 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1573 // Unload containers 1574 unloadAllContainers(args); 1575 } 1576 if (reportStatus) { 1577 try { 1578 if (DEBUG_SD_INSTALL) Log.i(TAG, 1579 "Invoking StorageManagerService call back"); 1580 PackageHelper.getStorageManager().finishMediaUpdate(); 1581 } catch (RemoteException e) { 1582 Log.e(TAG, "StorageManagerService not running?"); 1583 } 1584 } 1585 } break; 1586 case WRITE_SETTINGS: { 1587 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1588 synchronized (mPackages) { 1589 removeMessages(WRITE_SETTINGS); 1590 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1591 mSettings.writeLPr(); 1592 mDirtyUsers.clear(); 1593 } 1594 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1595 } break; 1596 case WRITE_PACKAGE_RESTRICTIONS: { 1597 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1598 synchronized (mPackages) { 1599 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1600 for (int userId : mDirtyUsers) { 1601 mSettings.writePackageRestrictionsLPr(userId); 1602 } 1603 mDirtyUsers.clear(); 1604 } 1605 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1606 } break; 1607 case WRITE_PACKAGE_LIST: { 1608 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1609 synchronized (mPackages) { 1610 removeMessages(WRITE_PACKAGE_LIST); 1611 mSettings.writePackageListLPr(msg.arg1); 1612 } 1613 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1614 } break; 1615 case CHECK_PENDING_VERIFICATION: { 1616 final int verificationId = msg.arg1; 1617 final PackageVerificationState state = mPendingVerification.get(verificationId); 1618 1619 if ((state != null) && !state.timeoutExtended()) { 1620 final InstallArgs args = state.getInstallArgs(); 1621 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1622 1623 Slog.i(TAG, "Verification timed out for " + originUri); 1624 mPendingVerification.remove(verificationId); 1625 1626 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1627 1628 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1629 Slog.i(TAG, "Continuing with installation of " + originUri); 1630 state.setVerifierResponse(Binder.getCallingUid(), 1631 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1632 broadcastPackageVerified(verificationId, originUri, 1633 PackageManager.VERIFICATION_ALLOW, 1634 state.getInstallArgs().getUser()); 1635 try { 1636 ret = args.copyApk(mContainerService, true); 1637 } catch (RemoteException e) { 1638 Slog.e(TAG, "Could not contact the ContainerService"); 1639 } 1640 } else { 1641 broadcastPackageVerified(verificationId, originUri, 1642 PackageManager.VERIFICATION_REJECT, 1643 state.getInstallArgs().getUser()); 1644 } 1645 1646 Trace.asyncTraceEnd( 1647 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1648 1649 processPendingInstall(args, ret); 1650 mHandler.sendEmptyMessage(MCS_UNBIND); 1651 } 1652 break; 1653 } 1654 case PACKAGE_VERIFIED: { 1655 final int verificationId = msg.arg1; 1656 1657 final PackageVerificationState state = mPendingVerification.get(verificationId); 1658 if (state == null) { 1659 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1660 break; 1661 } 1662 1663 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1664 1665 state.setVerifierResponse(response.callerUid, response.code); 1666 1667 if (state.isVerificationComplete()) { 1668 mPendingVerification.remove(verificationId); 1669 1670 final InstallArgs args = state.getInstallArgs(); 1671 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1672 1673 int ret; 1674 if (state.isInstallAllowed()) { 1675 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1676 broadcastPackageVerified(verificationId, originUri, 1677 response.code, state.getInstallArgs().getUser()); 1678 try { 1679 ret = args.copyApk(mContainerService, true); 1680 } catch (RemoteException e) { 1681 Slog.e(TAG, "Could not contact the ContainerService"); 1682 } 1683 } else { 1684 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1685 } 1686 1687 Trace.asyncTraceEnd( 1688 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1689 1690 processPendingInstall(args, ret); 1691 mHandler.sendEmptyMessage(MCS_UNBIND); 1692 } 1693 1694 break; 1695 } 1696 case START_INTENT_FILTER_VERIFICATIONS: { 1697 IFVerificationParams params = (IFVerificationParams) msg.obj; 1698 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1699 params.replacing, params.pkg); 1700 break; 1701 } 1702 case INTENT_FILTER_VERIFIED: { 1703 final int verificationId = msg.arg1; 1704 1705 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1706 verificationId); 1707 if (state == null) { 1708 Slog.w(TAG, "Invalid IntentFilter verification token " 1709 + verificationId + " received"); 1710 break; 1711 } 1712 1713 final int userId = state.getUserId(); 1714 1715 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1716 "Processing IntentFilter verification with token:" 1717 + verificationId + " and userId:" + userId); 1718 1719 final IntentFilterVerificationResponse response = 1720 (IntentFilterVerificationResponse) msg.obj; 1721 1722 state.setVerifierResponse(response.callerUid, response.code); 1723 1724 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1725 "IntentFilter verification with token:" + verificationId 1726 + " and userId:" + userId 1727 + " is settings verifier response with response code:" 1728 + response.code); 1729 1730 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1732 + response.getFailedDomainsString()); 1733 } 1734 1735 if (state.isVerificationComplete()) { 1736 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1737 } else { 1738 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1739 "IntentFilter verification with token:" + verificationId 1740 + " was not said to be complete"); 1741 } 1742 1743 break; 1744 } 1745 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1746 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1747 mInstantAppResolverConnection, 1748 (InstantAppRequest) msg.obj, 1749 mInstantAppInstallerActivity, 1750 mHandler); 1751 } 1752 } 1753 } 1754 } 1755 1756 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1757 boolean killApp, String[] grantedPermissions, 1758 boolean launchedForRestore, String installerPackage, 1759 IPackageInstallObserver2 installObserver) { 1760 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1761 // Send the removed broadcasts 1762 if (res.removedInfo != null) { 1763 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1764 } 1765 1766 // Now that we successfully installed the package, grant runtime 1767 // permissions if requested before broadcasting the install. Also 1768 // for legacy apps in permission review mode we clear the permission 1769 // review flag which is used to emulate runtime permissions for 1770 // legacy apps. 1771 if (grantPermissions) { 1772 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1773 } 1774 1775 final boolean update = res.removedInfo != null 1776 && res.removedInfo.removedPackage != null; 1777 1778 // If this is the first time we have child packages for a disabled privileged 1779 // app that had no children, we grant requested runtime permissions to the new 1780 // children if the parent on the system image had them already granted. 1781 if (res.pkg.parentPackage != null) { 1782 synchronized (mPackages) { 1783 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1784 } 1785 } 1786 1787 synchronized (mPackages) { 1788 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1789 } 1790 1791 final String packageName = res.pkg.applicationInfo.packageName; 1792 1793 // Determine the set of users who are adding this package for 1794 // the first time vs. those who are seeing an update. 1795 int[] firstUsers = EMPTY_INT_ARRAY; 1796 int[] updateUsers = EMPTY_INT_ARRAY; 1797 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1798 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1799 for (int newUser : res.newUsers) { 1800 if (ps.getInstantApp(newUser)) { 1801 continue; 1802 } 1803 if (allNewUsers) { 1804 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1805 continue; 1806 } 1807 boolean isNew = true; 1808 for (int origUser : res.origUsers) { 1809 if (origUser == newUser) { 1810 isNew = false; 1811 break; 1812 } 1813 } 1814 if (isNew) { 1815 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1816 } else { 1817 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1818 } 1819 } 1820 1821 // Send installed broadcasts if the package is not a static shared lib. 1822 if (res.pkg.staticSharedLibName == null) { 1823 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1824 1825 // Send added for users that see the package for the first time 1826 // sendPackageAddedForNewUsers also deals with system apps 1827 int appId = UserHandle.getAppId(res.uid); 1828 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1829 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1830 1831 // Send added for users that don't see the package for the first time 1832 Bundle extras = new Bundle(1); 1833 extras.putInt(Intent.EXTRA_UID, res.uid); 1834 if (update) { 1835 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1836 } 1837 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1838 extras, 0 /*flags*/, null /*targetPackage*/, 1839 null /*finishedReceiver*/, updateUsers); 1840 1841 // Send replaced for users that don't see the package for the first time 1842 if (update) { 1843 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1844 packageName, extras, 0 /*flags*/, 1845 null /*targetPackage*/, null /*finishedReceiver*/, 1846 updateUsers); 1847 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1848 null /*package*/, null /*extras*/, 0 /*flags*/, 1849 packageName /*targetPackage*/, 1850 null /*finishedReceiver*/, updateUsers); 1851 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1852 // First-install and we did a restore, so we're responsible for the 1853 // first-launch broadcast. 1854 if (DEBUG_BACKUP) { 1855 Slog.i(TAG, "Post-restore of " + packageName 1856 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1857 } 1858 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1859 } 1860 1861 // Send broadcast package appeared if forward locked/external for all users 1862 // treat asec-hosted packages like removable media on upgrade 1863 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1864 if (DEBUG_INSTALL) { 1865 Slog.i(TAG, "upgrading pkg " + res.pkg 1866 + " is ASEC-hosted -> AVAILABLE"); 1867 } 1868 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1869 ArrayList<String> pkgList = new ArrayList<>(1); 1870 pkgList.add(packageName); 1871 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1872 } 1873 } 1874 1875 // Work that needs to happen on first install within each user 1876 if (firstUsers != null && firstUsers.length > 0) { 1877 synchronized (mPackages) { 1878 for (int userId : firstUsers) { 1879 // If this app is a browser and it's newly-installed for some 1880 // users, clear any default-browser state in those users. The 1881 // app's nature doesn't depend on the user, so we can just check 1882 // its browser nature in any user and generalize. 1883 if (packageIsBrowser(packageName, userId)) { 1884 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1885 } 1886 1887 // We may also need to apply pending (restored) runtime 1888 // permission grants within these users. 1889 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1890 } 1891 } 1892 } 1893 1894 // Log current value of "unknown sources" setting 1895 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1896 getUnknownSourcesSettings()); 1897 1898 // Force a gc to clear up things 1899 Runtime.getRuntime().gc(); 1900 1901 // Remove the replaced package's older resources safely now 1902 // We delete after a gc for applications on sdcard. 1903 if (res.removedInfo != null && res.removedInfo.args != null) { 1904 synchronized (mInstallLock) { 1905 res.removedInfo.args.doPostDeleteLI(true); 1906 } 1907 } 1908 1909 // Notify DexManager that the package was installed for new users. 1910 // The updated users should already be indexed and the package code paths 1911 // should not change. 1912 // Don't notify the manager for ephemeral apps as they are not expected to 1913 // survive long enough to benefit of background optimizations. 1914 for (int userId : firstUsers) { 1915 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1916 mDexManager.notifyPackageInstalled(info, userId); 1917 } 1918 } 1919 1920 // If someone is watching installs - notify them 1921 if (installObserver != null) { 1922 try { 1923 Bundle extras = extrasForInstallResult(res); 1924 installObserver.onPackageInstalled(res.name, res.returnCode, 1925 res.returnMsg, extras); 1926 } catch (RemoteException e) { 1927 Slog.i(TAG, "Observer no longer exists."); 1928 } 1929 } 1930 } 1931 1932 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1933 PackageParser.Package pkg) { 1934 if (pkg.parentPackage == null) { 1935 return; 1936 } 1937 if (pkg.requestedPermissions == null) { 1938 return; 1939 } 1940 final PackageSetting disabledSysParentPs = mSettings 1941 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1942 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1943 || !disabledSysParentPs.isPrivileged() 1944 || (disabledSysParentPs.childPackageNames != null 1945 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1946 return; 1947 } 1948 final int[] allUserIds = sUserManager.getUserIds(); 1949 final int permCount = pkg.requestedPermissions.size(); 1950 for (int i = 0; i < permCount; i++) { 1951 String permission = pkg.requestedPermissions.get(i); 1952 BasePermission bp = mSettings.mPermissions.get(permission); 1953 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1954 continue; 1955 } 1956 for (int userId : allUserIds) { 1957 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1958 permission, userId)) { 1959 grantRuntimePermission(pkg.packageName, permission, userId); 1960 } 1961 } 1962 } 1963 } 1964 1965 private StorageEventListener mStorageListener = new StorageEventListener() { 1966 @Override 1967 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1968 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1969 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1970 final String volumeUuid = vol.getFsUuid(); 1971 1972 // Clean up any users or apps that were removed or recreated 1973 // while this volume was missing 1974 sUserManager.reconcileUsers(volumeUuid); 1975 reconcileApps(volumeUuid); 1976 1977 // Clean up any install sessions that expired or were 1978 // cancelled while this volume was missing 1979 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1980 1981 loadPrivatePackages(vol); 1982 1983 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1984 unloadPrivatePackages(vol); 1985 } 1986 } 1987 1988 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1989 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1990 updateExternalMediaStatus(true, false); 1991 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1992 updateExternalMediaStatus(false, false); 1993 } 1994 } 1995 } 1996 1997 @Override 1998 public void onVolumeForgotten(String fsUuid) { 1999 if (TextUtils.isEmpty(fsUuid)) { 2000 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2001 return; 2002 } 2003 2004 // Remove any apps installed on the forgotten volume 2005 synchronized (mPackages) { 2006 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2007 for (PackageSetting ps : packages) { 2008 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2009 deletePackageVersioned(new VersionedPackage(ps.name, 2010 PackageManager.VERSION_CODE_HIGHEST), 2011 new LegacyPackageDeleteObserver(null).getBinder(), 2012 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2013 // Try very hard to release any references to this package 2014 // so we don't risk the system server being killed due to 2015 // open FDs 2016 AttributeCache.instance().removePackage(ps.name); 2017 } 2018 2019 mSettings.onVolumeForgotten(fsUuid); 2020 mSettings.writeLPr(); 2021 } 2022 } 2023 }; 2024 2025 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2026 String[] grantedPermissions) { 2027 for (int userId : userIds) { 2028 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2029 } 2030 } 2031 2032 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2033 String[] grantedPermissions) { 2034 SettingBase sb = (SettingBase) pkg.mExtras; 2035 if (sb == null) { 2036 return; 2037 } 2038 2039 PermissionsState permissionsState = sb.getPermissionsState(); 2040 2041 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2042 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2043 2044 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2045 >= Build.VERSION_CODES.M; 2046 2047 final boolean instantApp = isInstantApp(pkg.packageName, userId); 2048 2049 for (String permission : pkg.requestedPermissions) { 2050 final BasePermission bp; 2051 synchronized (mPackages) { 2052 bp = mSettings.mPermissions.get(permission); 2053 } 2054 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2055 && (!instantApp || bp.isInstant()) 2056 && (grantedPermissions == null 2057 || ArrayUtils.contains(grantedPermissions, permission))) { 2058 final int flags = permissionsState.getPermissionFlags(permission, userId); 2059 if (supportsRuntimePermissions) { 2060 // Installer cannot change immutable permissions. 2061 if ((flags & immutableFlags) == 0) { 2062 grantRuntimePermission(pkg.packageName, permission, userId); 2063 } 2064 } else if (mPermissionReviewRequired) { 2065 // In permission review mode we clear the review flag when we 2066 // are asked to install the app with all permissions granted. 2067 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2068 updatePermissionFlags(permission, pkg.packageName, 2069 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2070 } 2071 } 2072 } 2073 } 2074 } 2075 2076 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2077 Bundle extras = null; 2078 switch (res.returnCode) { 2079 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2080 extras = new Bundle(); 2081 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2082 res.origPermission); 2083 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2084 res.origPackage); 2085 break; 2086 } 2087 case PackageManager.INSTALL_SUCCEEDED: { 2088 extras = new Bundle(); 2089 extras.putBoolean(Intent.EXTRA_REPLACING, 2090 res.removedInfo != null && res.removedInfo.removedPackage != null); 2091 break; 2092 } 2093 } 2094 return extras; 2095 } 2096 2097 void scheduleWriteSettingsLocked() { 2098 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2099 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2100 } 2101 } 2102 2103 void scheduleWritePackageListLocked(int userId) { 2104 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2105 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2106 msg.arg1 = userId; 2107 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2108 } 2109 } 2110 2111 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2112 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2113 scheduleWritePackageRestrictionsLocked(userId); 2114 } 2115 2116 void scheduleWritePackageRestrictionsLocked(int userId) { 2117 final int[] userIds = (userId == UserHandle.USER_ALL) 2118 ? sUserManager.getUserIds() : new int[]{userId}; 2119 for (int nextUserId : userIds) { 2120 if (!sUserManager.exists(nextUserId)) return; 2121 mDirtyUsers.add(nextUserId); 2122 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2123 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2124 } 2125 } 2126 } 2127 2128 public static PackageManagerService main(Context context, Installer installer, 2129 boolean factoryTest, boolean onlyCore) { 2130 // Self-check for initial settings. 2131 PackageManagerServiceCompilerMapping.checkProperties(); 2132 2133 PackageManagerService m = new PackageManagerService(context, installer, 2134 factoryTest, onlyCore); 2135 m.enableSystemUserPackages(); 2136 ServiceManager.addService("package", m); 2137 return m; 2138 } 2139 2140 private void enableSystemUserPackages() { 2141 if (!UserManager.isSplitSystemUser()) { 2142 return; 2143 } 2144 // For system user, enable apps based on the following conditions: 2145 // - app is whitelisted or belong to one of these groups: 2146 // -- system app which has no launcher icons 2147 // -- system app which has INTERACT_ACROSS_USERS permission 2148 // -- system IME app 2149 // - app is not in the blacklist 2150 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2151 Set<String> enableApps = new ArraySet<>(); 2152 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2153 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2154 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2155 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2156 enableApps.addAll(wlApps); 2157 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2158 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2159 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2160 enableApps.removeAll(blApps); 2161 Log.i(TAG, "Applications installed for system user: " + enableApps); 2162 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2163 UserHandle.SYSTEM); 2164 final int allAppsSize = allAps.size(); 2165 synchronized (mPackages) { 2166 for (int i = 0; i < allAppsSize; i++) { 2167 String pName = allAps.get(i); 2168 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2169 // Should not happen, but we shouldn't be failing if it does 2170 if (pkgSetting == null) { 2171 continue; 2172 } 2173 boolean install = enableApps.contains(pName); 2174 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2175 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2176 + " for system user"); 2177 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2178 } 2179 } 2180 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2181 } 2182 } 2183 2184 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2185 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2186 Context.DISPLAY_SERVICE); 2187 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2188 } 2189 2190 /** 2191 * Requests that files preopted on a secondary system partition be copied to the data partition 2192 * if possible. Note that the actual copying of the files is accomplished by init for security 2193 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2194 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2195 */ 2196 private static void requestCopyPreoptedFiles() { 2197 final int WAIT_TIME_MS = 100; 2198 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2199 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2200 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2201 // We will wait for up to 100 seconds. 2202 final long timeStart = SystemClock.uptimeMillis(); 2203 final long timeEnd = timeStart + 100 * 1000; 2204 long timeNow = timeStart; 2205 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2206 try { 2207 Thread.sleep(WAIT_TIME_MS); 2208 } catch (InterruptedException e) { 2209 // Do nothing 2210 } 2211 timeNow = SystemClock.uptimeMillis(); 2212 if (timeNow > timeEnd) { 2213 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2214 Slog.wtf(TAG, "cppreopt did not finish!"); 2215 break; 2216 } 2217 } 2218 2219 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2220 } 2221 } 2222 2223 public PackageManagerService(Context context, Installer installer, 2224 boolean factoryTest, boolean onlyCore) { 2225 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2226 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2227 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2228 SystemClock.uptimeMillis()); 2229 2230 if (mSdkVersion <= 0) { 2231 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2232 } 2233 2234 mContext = context; 2235 2236 mPermissionReviewRequired = context.getResources().getBoolean( 2237 R.bool.config_permissionReviewRequired); 2238 2239 mFactoryTest = factoryTest; 2240 mOnlyCore = onlyCore; 2241 mMetrics = new DisplayMetrics(); 2242 mSettings = new Settings(mPackages); 2243 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2244 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2245 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2246 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2247 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2248 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2249 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2250 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2251 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2252 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2253 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2254 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2255 2256 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2257 if (separateProcesses != null && separateProcesses.length() > 0) { 2258 if ("*".equals(separateProcesses)) { 2259 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2260 mSeparateProcesses = null; 2261 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2262 } else { 2263 mDefParseFlags = 0; 2264 mSeparateProcesses = separateProcesses.split(","); 2265 Slog.w(TAG, "Running with debug.separate_processes: " 2266 + separateProcesses); 2267 } 2268 } else { 2269 mDefParseFlags = 0; 2270 mSeparateProcesses = null; 2271 } 2272 2273 mInstaller = installer; 2274 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2275 "*dexopt*"); 2276 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2277 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2278 2279 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2280 FgThread.get().getLooper()); 2281 2282 getDefaultDisplayMetrics(context, mMetrics); 2283 2284 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2285 SystemConfig systemConfig = SystemConfig.getInstance(); 2286 mGlobalGids = systemConfig.getGlobalGids(); 2287 mSystemPermissions = systemConfig.getSystemPermissions(); 2288 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2289 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2290 2291 mProtectedPackages = new ProtectedPackages(mContext); 2292 2293 synchronized (mInstallLock) { 2294 // writer 2295 synchronized (mPackages) { 2296 mHandlerThread = new ServiceThread(TAG, 2297 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2298 mHandlerThread.start(); 2299 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2300 mProcessLoggingHandler = new ProcessLoggingHandler(); 2301 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2302 2303 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2304 mInstantAppRegistry = new InstantAppRegistry(this); 2305 2306 File dataDir = Environment.getDataDirectory(); 2307 mAppInstallDir = new File(dataDir, "app"); 2308 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2309 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2310 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2311 sUserManager = new UserManagerService(context, this, 2312 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2313 2314 // Propagate permission configuration in to package manager. 2315 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2316 = systemConfig.getPermissions(); 2317 for (int i=0; i<permConfig.size(); i++) { 2318 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2319 BasePermission bp = mSettings.mPermissions.get(perm.name); 2320 if (bp == null) { 2321 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2322 mSettings.mPermissions.put(perm.name, bp); 2323 } 2324 if (perm.gids != null) { 2325 bp.setGids(perm.gids, perm.perUser); 2326 } 2327 } 2328 2329 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2330 final int builtInLibCount = libConfig.size(); 2331 for (int i = 0; i < builtInLibCount; i++) { 2332 String name = libConfig.keyAt(i); 2333 String path = libConfig.valueAt(i); 2334 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2335 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2336 } 2337 2338 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2339 2340 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2341 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2342 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2343 2344 // Clean up orphaned packages for which the code path doesn't exist 2345 // and they are an update to a system app - caused by bug/32321269 2346 final int packageSettingCount = mSettings.mPackages.size(); 2347 for (int i = packageSettingCount - 1; i >= 0; i--) { 2348 PackageSetting ps = mSettings.mPackages.valueAt(i); 2349 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2350 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2351 mSettings.mPackages.removeAt(i); 2352 mSettings.enableSystemPackageLPw(ps.name); 2353 } 2354 } 2355 2356 if (mFirstBoot) { 2357 requestCopyPreoptedFiles(); 2358 } 2359 2360 String customResolverActivity = Resources.getSystem().getString( 2361 R.string.config_customResolverActivity); 2362 if (TextUtils.isEmpty(customResolverActivity)) { 2363 customResolverActivity = null; 2364 } else { 2365 mCustomResolverComponentName = ComponentName.unflattenFromString( 2366 customResolverActivity); 2367 } 2368 2369 long startTime = SystemClock.uptimeMillis(); 2370 2371 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2372 startTime); 2373 2374 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2375 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2376 2377 if (bootClassPath == null) { 2378 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2379 } 2380 2381 if (systemServerClassPath == null) { 2382 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2383 } 2384 2385 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2386 2387 final VersionInfo ver = mSettings.getInternalVersion(); 2388 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2389 2390 // when upgrading from pre-M, promote system app permissions from install to runtime 2391 mPromoteSystemApps = 2392 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2393 2394 // When upgrading from pre-N, we need to handle package extraction like first boot, 2395 // as there is no profiling data available. 2396 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2397 2398 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2399 2400 // save off the names of pre-existing system packages prior to scanning; we don't 2401 // want to automatically grant runtime permissions for new system apps 2402 if (mPromoteSystemApps) { 2403 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2404 while (pkgSettingIter.hasNext()) { 2405 PackageSetting ps = pkgSettingIter.next(); 2406 if (isSystemApp(ps)) { 2407 mExistingSystemPackages.add(ps.name); 2408 } 2409 } 2410 } 2411 2412 mCacheDir = preparePackageParserCache(mIsUpgrade); 2413 2414 // Set flag to monitor and not change apk file paths when 2415 // scanning install directories. 2416 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2417 2418 if (mIsUpgrade || mFirstBoot) { 2419 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2420 } 2421 2422 // Collect vendor overlay packages. (Do this before scanning any apps.) 2423 // For security and version matching reason, only consider 2424 // overlay packages if they reside in the right directory. 2425 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2426 | PackageParser.PARSE_IS_SYSTEM 2427 | PackageParser.PARSE_IS_SYSTEM_DIR 2428 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2429 2430 // Find base frameworks (resource packages without code). 2431 scanDirTracedLI(frameworkDir, mDefParseFlags 2432 | PackageParser.PARSE_IS_SYSTEM 2433 | PackageParser.PARSE_IS_SYSTEM_DIR 2434 | PackageParser.PARSE_IS_PRIVILEGED, 2435 scanFlags | SCAN_NO_DEX, 0); 2436 2437 // Collected privileged system packages. 2438 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2439 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2440 | PackageParser.PARSE_IS_SYSTEM 2441 | PackageParser.PARSE_IS_SYSTEM_DIR 2442 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2443 2444 // Collect ordinary system packages. 2445 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2446 scanDirTracedLI(systemAppDir, mDefParseFlags 2447 | PackageParser.PARSE_IS_SYSTEM 2448 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2449 2450 // Collect all vendor packages. 2451 File vendorAppDir = new File("/vendor/app"); 2452 try { 2453 vendorAppDir = vendorAppDir.getCanonicalFile(); 2454 } catch (IOException e) { 2455 // failed to look up canonical path, continue with original one 2456 } 2457 scanDirTracedLI(vendorAppDir, mDefParseFlags 2458 | PackageParser.PARSE_IS_SYSTEM 2459 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2460 2461 // Collect all OEM packages. 2462 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2463 scanDirTracedLI(oemAppDir, mDefParseFlags 2464 | PackageParser.PARSE_IS_SYSTEM 2465 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2466 2467 // Prune any system packages that no longer exist. 2468 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2469 if (!mOnlyCore) { 2470 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2471 while (psit.hasNext()) { 2472 PackageSetting ps = psit.next(); 2473 2474 /* 2475 * If this is not a system app, it can't be a 2476 * disable system app. 2477 */ 2478 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2479 continue; 2480 } 2481 2482 /* 2483 * If the package is scanned, it's not erased. 2484 */ 2485 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2486 if (scannedPkg != null) { 2487 /* 2488 * If the system app is both scanned and in the 2489 * disabled packages list, then it must have been 2490 * added via OTA. Remove it from the currently 2491 * scanned package so the previously user-installed 2492 * application can be scanned. 2493 */ 2494 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2495 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2496 + ps.name + "; removing system app. Last known codePath=" 2497 + ps.codePathString + ", installStatus=" + ps.installStatus 2498 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2499 + scannedPkg.mVersionCode); 2500 removePackageLI(scannedPkg, true); 2501 mExpectingBetter.put(ps.name, ps.codePath); 2502 } 2503 2504 continue; 2505 } 2506 2507 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2508 psit.remove(); 2509 logCriticalInfo(Log.WARN, "System package " + ps.name 2510 + " no longer exists; it's data will be wiped"); 2511 // Actual deletion of code and data will be handled by later 2512 // reconciliation step 2513 } else { 2514 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2515 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2516 possiblyDeletedUpdatedSystemApps.add(ps.name); 2517 } 2518 } 2519 } 2520 } 2521 2522 //look for any incomplete package installations 2523 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2524 for (int i = 0; i < deletePkgsList.size(); i++) { 2525 // Actual deletion of code and data will be handled by later 2526 // reconciliation step 2527 final String packageName = deletePkgsList.get(i).name; 2528 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2529 synchronized (mPackages) { 2530 mSettings.removePackageLPw(packageName); 2531 } 2532 } 2533 2534 //delete tmp files 2535 deleteTempPackageFiles(); 2536 2537 // Remove any shared userIDs that have no associated packages 2538 mSettings.pruneSharedUsersLPw(); 2539 2540 if (!mOnlyCore) { 2541 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2542 SystemClock.uptimeMillis()); 2543 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2544 2545 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2546 | PackageParser.PARSE_FORWARD_LOCK, 2547 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2548 2549 /** 2550 * Remove disable package settings for any updated system 2551 * apps that were removed via an OTA. If they're not a 2552 * previously-updated app, remove them completely. 2553 * Otherwise, just revoke their system-level permissions. 2554 */ 2555 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2556 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2557 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2558 2559 String msg; 2560 if (deletedPkg == null) { 2561 msg = "Updated system package " + deletedAppName 2562 + " no longer exists; it's data will be wiped"; 2563 // Actual deletion of code and data will be handled by later 2564 // reconciliation step 2565 } else { 2566 msg = "Updated system app + " + deletedAppName 2567 + " no longer present; removing system privileges for " 2568 + deletedAppName; 2569 2570 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2571 2572 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2573 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2574 } 2575 logCriticalInfo(Log.WARN, msg); 2576 } 2577 2578 /** 2579 * Make sure all system apps that we expected to appear on 2580 * the userdata partition actually showed up. If they never 2581 * appeared, crawl back and revive the system version. 2582 */ 2583 for (int i = 0; i < mExpectingBetter.size(); i++) { 2584 final String packageName = mExpectingBetter.keyAt(i); 2585 if (!mPackages.containsKey(packageName)) { 2586 final File scanFile = mExpectingBetter.valueAt(i); 2587 2588 logCriticalInfo(Log.WARN, "Expected better " + packageName 2589 + " but never showed up; reverting to system"); 2590 2591 int reparseFlags = mDefParseFlags; 2592 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2593 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2594 | PackageParser.PARSE_IS_SYSTEM_DIR 2595 | PackageParser.PARSE_IS_PRIVILEGED; 2596 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2597 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2598 | PackageParser.PARSE_IS_SYSTEM_DIR; 2599 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2600 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2601 | PackageParser.PARSE_IS_SYSTEM_DIR; 2602 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2603 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2604 | PackageParser.PARSE_IS_SYSTEM_DIR; 2605 } else { 2606 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2607 continue; 2608 } 2609 2610 mSettings.enableSystemPackageLPw(packageName); 2611 2612 try { 2613 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2614 } catch (PackageManagerException e) { 2615 Slog.e(TAG, "Failed to parse original system package: " 2616 + e.getMessage()); 2617 } 2618 } 2619 } 2620 } 2621 mExpectingBetter.clear(); 2622 2623 // Resolve the storage manager. 2624 mStorageManagerPackage = getStorageManagerPackageName(); 2625 2626 // Resolve protected action filters. Only the setup wizard is allowed to 2627 // have a high priority filter for these actions. 2628 mSetupWizardPackage = getSetupWizardPackageName(); 2629 if (mProtectedFilters.size() > 0) { 2630 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2631 Slog.i(TAG, "No setup wizard;" 2632 + " All protected intents capped to priority 0"); 2633 } 2634 for (ActivityIntentInfo filter : mProtectedFilters) { 2635 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2636 if (DEBUG_FILTERS) { 2637 Slog.i(TAG, "Found setup wizard;" 2638 + " allow priority " + filter.getPriority() + ";" 2639 + " package: " + filter.activity.info.packageName 2640 + " activity: " + filter.activity.className 2641 + " priority: " + filter.getPriority()); 2642 } 2643 // skip setup wizard; allow it to keep the high priority filter 2644 continue; 2645 } 2646 Slog.w(TAG, "Protected action; cap priority to 0;" 2647 + " package: " + filter.activity.info.packageName 2648 + " activity: " + filter.activity.className 2649 + " origPrio: " + filter.getPriority()); 2650 filter.setPriority(0); 2651 } 2652 } 2653 mDeferProtectedFilters = false; 2654 mProtectedFilters.clear(); 2655 2656 // Now that we know all of the shared libraries, update all clients to have 2657 // the correct library paths. 2658 updateAllSharedLibrariesLPw(null); 2659 2660 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2661 // NOTE: We ignore potential failures here during a system scan (like 2662 // the rest of the commands above) because there's precious little we 2663 // can do about it. A settings error is reported, though. 2664 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2665 } 2666 2667 // Now that we know all the packages we are keeping, 2668 // read and update their last usage times. 2669 mPackageUsage.read(mPackages); 2670 mCompilerStats.read(); 2671 2672 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2673 SystemClock.uptimeMillis()); 2674 Slog.i(TAG, "Time to scan packages: " 2675 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2676 + " seconds"); 2677 2678 // If the platform SDK has changed since the last time we booted, 2679 // we need to re-grant app permission to catch any new ones that 2680 // appear. This is really a hack, and means that apps can in some 2681 // cases get permissions that the user didn't initially explicitly 2682 // allow... it would be nice to have some better way to handle 2683 // this situation. 2684 int updateFlags = UPDATE_PERMISSIONS_ALL; 2685 if (ver.sdkVersion != mSdkVersion) { 2686 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2687 + mSdkVersion + "; regranting permissions for internal storage"); 2688 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2689 } 2690 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2691 ver.sdkVersion = mSdkVersion; 2692 2693 // If this is the first boot or an update from pre-M, and it is a normal 2694 // boot, then we need to initialize the default preferred apps across 2695 // all defined users. 2696 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2697 for (UserInfo user : sUserManager.getUsers(true)) { 2698 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2699 applyFactoryDefaultBrowserLPw(user.id); 2700 primeDomainVerificationsLPw(user.id); 2701 } 2702 } 2703 2704 // Prepare storage for system user really early during boot, 2705 // since core system apps like SettingsProvider and SystemUI 2706 // can't wait for user to start 2707 final int storageFlags; 2708 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2709 storageFlags = StorageManager.FLAG_STORAGE_DE; 2710 } else { 2711 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2712 } 2713 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2714 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2715 true /* onlyCoreApps */); 2716 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2717 if (deferPackages == null || deferPackages.isEmpty()) { 2718 return; 2719 } 2720 int count = 0; 2721 for (String pkgName : deferPackages) { 2722 PackageParser.Package pkg = null; 2723 synchronized (mPackages) { 2724 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2725 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2726 pkg = ps.pkg; 2727 } 2728 } 2729 if (pkg != null) { 2730 synchronized (mInstallLock) { 2731 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2732 true /* maybeMigrateAppData */); 2733 } 2734 count++; 2735 } 2736 } 2737 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2738 }, "prepareAppData"); 2739 2740 // If this is first boot after an OTA, and a normal boot, then 2741 // we need to clear code cache directories. 2742 // Note that we do *not* clear the application profiles. These remain valid 2743 // across OTAs and are used to drive profile verification (post OTA) and 2744 // profile compilation (without waiting to collect a fresh set of profiles). 2745 if (mIsUpgrade && !onlyCore) { 2746 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2747 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2748 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2749 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2750 // No apps are running this early, so no need to freeze 2751 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2752 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2753 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2754 } 2755 } 2756 ver.fingerprint = Build.FINGERPRINT; 2757 } 2758 2759 checkDefaultBrowser(); 2760 2761 // clear only after permissions and other defaults have been updated 2762 mExistingSystemPackages.clear(); 2763 mPromoteSystemApps = false; 2764 2765 // All the changes are done during package scanning. 2766 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2767 2768 // can downgrade to reader 2769 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2770 mSettings.writeLPr(); 2771 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2772 2773 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2774 SystemClock.uptimeMillis()); 2775 2776 if (!mOnlyCore) { 2777 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2778 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2779 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2780 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2781 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2782 mIntentFilterVerifierComponent); 2783 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2784 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2785 SharedLibraryInfo.VERSION_UNDEFINED); 2786 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2787 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2788 SharedLibraryInfo.VERSION_UNDEFINED); 2789 } else { 2790 mRequiredVerifierPackage = null; 2791 mRequiredInstallerPackage = null; 2792 mRequiredUninstallerPackage = null; 2793 mIntentFilterVerifierComponent = null; 2794 mIntentFilterVerifier = null; 2795 mServicesSystemSharedLibraryPackageName = null; 2796 mSharedSystemSharedLibraryPackageName = null; 2797 } 2798 2799 mInstallerService = new PackageInstallerService(context, this); 2800 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2801 if (ephemeralResolverComponent != null) { 2802 if (DEBUG_EPHEMERAL) { 2803 Slog.d(TAG, "Set ephemeral resolver: " + ephemeralResolverComponent); 2804 } 2805 mInstantAppResolverConnection = 2806 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2807 } else { 2808 mInstantAppResolverConnection = null; 2809 } 2810 updateInstantAppInstallerLocked(); 2811 mInstantAppResolverSettingsComponent = getEphemeralResolverSettingsLPr(); 2812 2813 // Read and update the usage of dex files. 2814 // Do this at the end of PM init so that all the packages have their 2815 // data directory reconciled. 2816 // At this point we know the code paths of the packages, so we can validate 2817 // the disk file and build the internal cache. 2818 // The usage file is expected to be small so loading and verifying it 2819 // should take a fairly small time compare to the other activities (e.g. package 2820 // scanning). 2821 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2822 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2823 for (int userId : currentUserIds) { 2824 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2825 } 2826 mDexManager.load(userPackages); 2827 } // synchronized (mPackages) 2828 } // synchronized (mInstallLock) 2829 2830 // Now after opening every single application zip, make sure they 2831 // are all flushed. Not really needed, but keeps things nice and 2832 // tidy. 2833 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2834 Runtime.getRuntime().gc(); 2835 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2836 2837 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2838 FallbackCategoryProvider.loadFallbacks(); 2839 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2840 2841 // The initial scanning above does many calls into installd while 2842 // holding the mPackages lock, but we're mostly interested in yelling 2843 // once we have a booted system. 2844 mInstaller.setWarnIfHeld(mPackages); 2845 2846 // Expose private service for system components to use. 2847 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2848 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2849 } 2850 2851 private void updateInstantAppInstallerLocked() { 2852 final ComponentName oldInstantAppInstallerComponent = mInstantAppInstallerComponent; 2853 final ActivityInfo newInstantAppInstaller = getEphemeralInstallerLPr(); 2854 ComponentName newInstantAppInstallerComponent = newInstantAppInstaller == null 2855 ? null : newInstantAppInstaller.getComponentName(); 2856 2857 if (newInstantAppInstallerComponent != null 2858 && !newInstantAppInstallerComponent.equals(oldInstantAppInstallerComponent)) { 2859 if (DEBUG_EPHEMERAL) { 2860 Slog.d(TAG, "Set ephemeral installer: " + newInstantAppInstallerComponent); 2861 } 2862 setUpInstantAppInstallerActivityLP(newInstantAppInstaller); 2863 } else if (DEBUG_EPHEMERAL && newInstantAppInstallerComponent == null) { 2864 Slog.d(TAG, "Unset ephemeral installer; none available"); 2865 } 2866 mInstantAppInstallerComponent = newInstantAppInstallerComponent; 2867 } 2868 2869 private static File preparePackageParserCache(boolean isUpgrade) { 2870 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2871 return null; 2872 } 2873 2874 // Disable package parsing on eng builds to allow for faster incremental development. 2875 if ("eng".equals(Build.TYPE)) { 2876 return null; 2877 } 2878 2879 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2880 Slog.i(TAG, "Disabling package parser cache due to system property."); 2881 return null; 2882 } 2883 2884 // The base directory for the package parser cache lives under /data/system/. 2885 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2886 "package_cache"); 2887 if (cacheBaseDir == null) { 2888 return null; 2889 } 2890 2891 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2892 // This also serves to "GC" unused entries when the package cache version changes (which 2893 // can only happen during upgrades). 2894 if (isUpgrade) { 2895 FileUtils.deleteContents(cacheBaseDir); 2896 } 2897 2898 2899 // Return the versioned package cache directory. This is something like 2900 // "/data/system/package_cache/1" 2901 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2902 2903 // The following is a workaround to aid development on non-numbered userdebug 2904 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2905 // the system partition is newer. 2906 // 2907 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2908 // that starts with "eng." to signify that this is an engineering build and not 2909 // destined for release. 2910 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2911 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2912 2913 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2914 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2915 // in general and should not be used for production changes. In this specific case, 2916 // we know that they will work. 2917 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2918 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2919 FileUtils.deleteContents(cacheBaseDir); 2920 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2921 } 2922 } 2923 2924 return cacheDir; 2925 } 2926 2927 @Override 2928 public boolean isFirstBoot() { 2929 return mFirstBoot; 2930 } 2931 2932 @Override 2933 public boolean isOnlyCoreApps() { 2934 return mOnlyCore; 2935 } 2936 2937 @Override 2938 public boolean isUpgrade() { 2939 return mIsUpgrade; 2940 } 2941 2942 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2943 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2944 2945 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2946 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2947 UserHandle.USER_SYSTEM); 2948 if (matches.size() == 1) { 2949 return matches.get(0).getComponentInfo().packageName; 2950 } else if (matches.size() == 0) { 2951 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2952 return null; 2953 } 2954 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2955 } 2956 2957 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 2958 synchronized (mPackages) { 2959 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 2960 if (libraryEntry == null) { 2961 throw new IllegalStateException("Missing required shared library:" + name); 2962 } 2963 return libraryEntry.apk; 2964 } 2965 } 2966 2967 private @NonNull String getRequiredInstallerLPr() { 2968 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2969 intent.addCategory(Intent.CATEGORY_DEFAULT); 2970 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2971 2972 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2973 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2974 UserHandle.USER_SYSTEM); 2975 if (matches.size() == 1) { 2976 ResolveInfo resolveInfo = matches.get(0); 2977 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2978 throw new RuntimeException("The installer must be a privileged app"); 2979 } 2980 return matches.get(0).getComponentInfo().packageName; 2981 } else { 2982 throw new RuntimeException("There must be exactly one installer; found " + matches); 2983 } 2984 } 2985 2986 private @NonNull String getRequiredUninstallerLPr() { 2987 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2988 intent.addCategory(Intent.CATEGORY_DEFAULT); 2989 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2990 2991 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2992 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2993 UserHandle.USER_SYSTEM); 2994 if (resolveInfo == null || 2995 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 2996 throw new RuntimeException("There must be exactly one uninstaller; found " 2997 + resolveInfo); 2998 } 2999 return resolveInfo.getComponentInfo().packageName; 3000 } 3001 3002 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3003 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3004 3005 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3006 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3007 UserHandle.USER_SYSTEM); 3008 ResolveInfo best = null; 3009 final int N = matches.size(); 3010 for (int i = 0; i < N; i++) { 3011 final ResolveInfo cur = matches.get(i); 3012 final String packageName = cur.getComponentInfo().packageName; 3013 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3014 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3015 continue; 3016 } 3017 3018 if (best == null || cur.priority > best.priority) { 3019 best = cur; 3020 } 3021 } 3022 3023 if (best != null) { 3024 return best.getComponentInfo().getComponentName(); 3025 } else { 3026 throw new RuntimeException("There must be at least one intent filter verifier"); 3027 } 3028 } 3029 3030 private @Nullable ComponentName getEphemeralResolverLPr() { 3031 final String[] packageArray = 3032 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3033 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3034 if (DEBUG_EPHEMERAL) { 3035 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3036 } 3037 return null; 3038 } 3039 3040 final int resolveFlags = 3041 MATCH_DIRECT_BOOT_AWARE 3042 | MATCH_DIRECT_BOOT_UNAWARE 3043 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3044 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3045 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3046 resolveFlags, UserHandle.USER_SYSTEM); 3047 3048 final int N = resolvers.size(); 3049 if (N == 0) { 3050 if (DEBUG_EPHEMERAL) { 3051 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3052 } 3053 return null; 3054 } 3055 3056 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3057 for (int i = 0; i < N; i++) { 3058 final ResolveInfo info = resolvers.get(i); 3059 3060 if (info.serviceInfo == null) { 3061 continue; 3062 } 3063 3064 final String packageName = info.serviceInfo.packageName; 3065 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3066 if (DEBUG_EPHEMERAL) { 3067 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3068 + " pkg: " + packageName + ", info:" + info); 3069 } 3070 continue; 3071 } 3072 3073 if (DEBUG_EPHEMERAL) { 3074 Slog.v(TAG, "Ephemeral resolver found;" 3075 + " pkg: " + packageName + ", info:" + info); 3076 } 3077 return new ComponentName(packageName, info.serviceInfo.name); 3078 } 3079 if (DEBUG_EPHEMERAL) { 3080 Slog.v(TAG, "Ephemeral resolver NOT found"); 3081 } 3082 return null; 3083 } 3084 3085 private @Nullable ActivityInfo getEphemeralInstallerLPr() { 3086 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3087 intent.addCategory(Intent.CATEGORY_DEFAULT); 3088 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3089 3090 final int resolveFlags = 3091 MATCH_DIRECT_BOOT_AWARE 3092 | MATCH_DIRECT_BOOT_UNAWARE 3093 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3094 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3095 resolveFlags, UserHandle.USER_SYSTEM); 3096 Iterator<ResolveInfo> iter = matches.iterator(); 3097 while (iter.hasNext()) { 3098 final ResolveInfo rInfo = iter.next(); 3099 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3100 if (ps != null) { 3101 final PermissionsState permissionsState = ps.getPermissionsState(); 3102 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3103 continue; 3104 } 3105 } 3106 iter.remove(); 3107 } 3108 if (matches.size() == 0) { 3109 return null; 3110 } else if (matches.size() == 1) { 3111 return (ActivityInfo) matches.get(0).getComponentInfo(); 3112 } else { 3113 throw new RuntimeException( 3114 "There must be at most one ephemeral installer; found " + matches); 3115 } 3116 } 3117 3118 private @Nullable ComponentName getEphemeralResolverSettingsLPr() { 3119 final Intent intent = new Intent(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3120 intent.addCategory(Intent.CATEGORY_DEFAULT); 3121 final int resolveFlags = 3122 MATCH_DIRECT_BOOT_AWARE 3123 | MATCH_DIRECT_BOOT_UNAWARE 3124 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3125 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 3126 resolveFlags, UserHandle.USER_SYSTEM); 3127 Iterator<ResolveInfo> iter = matches.iterator(); 3128 while (iter.hasNext()) { 3129 final ResolveInfo rInfo = iter.next(); 3130 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3131 if (ps != null) { 3132 final PermissionsState permissionsState = ps.getPermissionsState(); 3133 if (permissionsState.hasPermission(Manifest.permission.ACCESS_INSTANT_APPS, 0)) { 3134 continue; 3135 } 3136 } 3137 iter.remove(); 3138 } 3139 if (matches.size() == 0) { 3140 return null; 3141 } else if (matches.size() == 1) { 3142 return matches.get(0).getComponentInfo().getComponentName(); 3143 } else { 3144 throw new RuntimeException( 3145 "There must be at most one ephemeral resolver settings; found " + matches); 3146 } 3147 } 3148 3149 private void primeDomainVerificationsLPw(int userId) { 3150 if (DEBUG_DOMAIN_VERIFICATION) { 3151 Slog.d(TAG, "Priming domain verifications in user " + userId); 3152 } 3153 3154 SystemConfig systemConfig = SystemConfig.getInstance(); 3155 ArraySet<String> packages = systemConfig.getLinkedApps(); 3156 3157 for (String packageName : packages) { 3158 PackageParser.Package pkg = mPackages.get(packageName); 3159 if (pkg != null) { 3160 if (!pkg.isSystemApp()) { 3161 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3162 continue; 3163 } 3164 3165 ArraySet<String> domains = null; 3166 for (PackageParser.Activity a : pkg.activities) { 3167 for (ActivityIntentInfo filter : a.intents) { 3168 if (hasValidDomains(filter)) { 3169 if (domains == null) { 3170 domains = new ArraySet<String>(); 3171 } 3172 domains.addAll(filter.getHostsList()); 3173 } 3174 } 3175 } 3176 3177 if (domains != null && domains.size() > 0) { 3178 if (DEBUG_DOMAIN_VERIFICATION) { 3179 Slog.v(TAG, " + " + packageName); 3180 } 3181 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3182 // state w.r.t. the formal app-linkage "no verification attempted" state; 3183 // and then 'always' in the per-user state actually used for intent resolution. 3184 final IntentFilterVerificationInfo ivi; 3185 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3186 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3187 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3188 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3189 } else { 3190 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3191 + "' does not handle web links"); 3192 } 3193 } else { 3194 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3195 } 3196 } 3197 3198 scheduleWritePackageRestrictionsLocked(userId); 3199 scheduleWriteSettingsLocked(); 3200 } 3201 3202 private void applyFactoryDefaultBrowserLPw(int userId) { 3203 // The default browser app's package name is stored in a string resource, 3204 // with a product-specific overlay used for vendor customization. 3205 String browserPkg = mContext.getResources().getString( 3206 com.android.internal.R.string.default_browser); 3207 if (!TextUtils.isEmpty(browserPkg)) { 3208 // non-empty string => required to be a known package 3209 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3210 if (ps == null) { 3211 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3212 browserPkg = null; 3213 } else { 3214 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3215 } 3216 } 3217 3218 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3219 // default. If there's more than one, just leave everything alone. 3220 if (browserPkg == null) { 3221 calculateDefaultBrowserLPw(userId); 3222 } 3223 } 3224 3225 private void calculateDefaultBrowserLPw(int userId) { 3226 List<String> allBrowsers = resolveAllBrowserApps(userId); 3227 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3228 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3229 } 3230 3231 private List<String> resolveAllBrowserApps(int userId) { 3232 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3233 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3234 PackageManager.MATCH_ALL, userId); 3235 3236 final int count = list.size(); 3237 List<String> result = new ArrayList<String>(count); 3238 for (int i=0; i<count; i++) { 3239 ResolveInfo info = list.get(i); 3240 if (info.activityInfo == null 3241 || !info.handleAllWebDataURI 3242 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3243 || result.contains(info.activityInfo.packageName)) { 3244 continue; 3245 } 3246 result.add(info.activityInfo.packageName); 3247 } 3248 3249 return result; 3250 } 3251 3252 private boolean packageIsBrowser(String packageName, int userId) { 3253 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3254 PackageManager.MATCH_ALL, userId); 3255 final int N = list.size(); 3256 for (int i = 0; i < N; i++) { 3257 ResolveInfo info = list.get(i); 3258 if (packageName.equals(info.activityInfo.packageName)) { 3259 return true; 3260 } 3261 } 3262 return false; 3263 } 3264 3265 private void checkDefaultBrowser() { 3266 final int myUserId = UserHandle.myUserId(); 3267 final String packageName = getDefaultBrowserPackageName(myUserId); 3268 if (packageName != null) { 3269 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3270 if (info == null) { 3271 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3272 synchronized (mPackages) { 3273 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3274 } 3275 } 3276 } 3277 } 3278 3279 @Override 3280 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3281 throws RemoteException { 3282 try { 3283 return super.onTransact(code, data, reply, flags); 3284 } catch (RuntimeException e) { 3285 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3286 Slog.wtf(TAG, "Package Manager Crash", e); 3287 } 3288 throw e; 3289 } 3290 } 3291 3292 static int[] appendInts(int[] cur, int[] add) { 3293 if (add == null) return cur; 3294 if (cur == null) return add; 3295 final int N = add.length; 3296 for (int i=0; i<N; i++) { 3297 cur = appendInt(cur, add[i]); 3298 } 3299 return cur; 3300 } 3301 3302 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3303 if (!sUserManager.exists(userId)) return null; 3304 if (ps == null) { 3305 return null; 3306 } 3307 final PackageParser.Package p = ps.pkg; 3308 if (p == null) { 3309 return null; 3310 } 3311 // Filter out ephemeral app metadata: 3312 // * The system/shell/root can see metadata for any app 3313 // * An installed app can see metadata for 1) other installed apps 3314 // and 2) ephemeral apps that have explicitly interacted with it 3315 // * Ephemeral apps can only see their own data and exposed installed apps 3316 // * Holding a signature permission allows seeing instant apps 3317 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3318 if (callingAppId != Process.SYSTEM_UID 3319 && callingAppId != Process.SHELL_UID 3320 && callingAppId != Process.ROOT_UID 3321 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3322 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3323 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3324 if (instantAppPackageName != null) { 3325 // ephemeral apps can only get information on themselves or 3326 // installed apps that are exposed. 3327 if (!instantAppPackageName.equals(p.packageName) 3328 && (ps.getInstantApp(userId) || !p.visibleToInstantApps)) { 3329 return null; 3330 } 3331 } else { 3332 if (ps.getInstantApp(userId)) { 3333 // only get access to the ephemeral app if we've been granted access 3334 if (!mInstantAppRegistry.isInstantAccessGranted( 3335 userId, callingAppId, ps.appId)) { 3336 return null; 3337 } 3338 } 3339 } 3340 } 3341 3342 final PermissionsState permissionsState = ps.getPermissionsState(); 3343 3344 // Compute GIDs only if requested 3345 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3346 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3347 // Compute granted permissions only if package has requested permissions 3348 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3349 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3350 final PackageUserState state = ps.readUserState(userId); 3351 3352 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3353 && ps.isSystem()) { 3354 flags |= MATCH_ANY_USER; 3355 } 3356 3357 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3358 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3359 3360 if (packageInfo == null) { 3361 return null; 3362 } 3363 3364 rebaseEnabledOverlays(packageInfo.applicationInfo, userId); 3365 3366 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3367 resolveExternalPackageNameLPr(p); 3368 3369 return packageInfo; 3370 } 3371 3372 @Override 3373 public void checkPackageStartable(String packageName, int userId) { 3374 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3375 3376 synchronized (mPackages) { 3377 final PackageSetting ps = mSettings.mPackages.get(packageName); 3378 if (ps == null) { 3379 throw new SecurityException("Package " + packageName + " was not found!"); 3380 } 3381 3382 if (!ps.getInstalled(userId)) { 3383 throw new SecurityException( 3384 "Package " + packageName + " was not installed for user " + userId + "!"); 3385 } 3386 3387 if (mSafeMode && !ps.isSystem()) { 3388 throw new SecurityException("Package " + packageName + " not a system app!"); 3389 } 3390 3391 if (mFrozenPackages.contains(packageName)) { 3392 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3393 } 3394 3395 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3396 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3397 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3398 } 3399 } 3400 } 3401 3402 @Override 3403 public boolean isPackageAvailable(String packageName, int userId) { 3404 if (!sUserManager.exists(userId)) return false; 3405 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3406 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3407 synchronized (mPackages) { 3408 PackageParser.Package p = mPackages.get(packageName); 3409 if (p != null) { 3410 final PackageSetting ps = (PackageSetting) p.mExtras; 3411 if (ps != null) { 3412 final PackageUserState state = ps.readUserState(userId); 3413 if (state != null) { 3414 return PackageParser.isAvailable(state); 3415 } 3416 } 3417 } 3418 } 3419 return false; 3420 } 3421 3422 @Override 3423 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3424 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3425 flags, userId); 3426 } 3427 3428 @Override 3429 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3430 int flags, int userId) { 3431 return getPackageInfoInternal(versionedPackage.getPackageName(), 3432 // TODO: We will change version code to long, so in the new API it is long 3433 (int) versionedPackage.getVersionCode(), flags, userId); 3434 } 3435 3436 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3437 int flags, int userId) { 3438 if (!sUserManager.exists(userId)) return null; 3439 flags = updateFlagsForPackage(flags, userId, packageName); 3440 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3441 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3442 3443 // reader 3444 synchronized (mPackages) { 3445 // Normalize package name to handle renamed packages and static libs 3446 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3447 3448 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3449 if (matchFactoryOnly) { 3450 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3451 if (ps != null) { 3452 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3453 return null; 3454 } 3455 return generatePackageInfo(ps, flags, userId); 3456 } 3457 } 3458 3459 PackageParser.Package p = mPackages.get(packageName); 3460 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3461 return null; 3462 } 3463 if (DEBUG_PACKAGE_INFO) 3464 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3465 if (p != null) { 3466 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3467 Binder.getCallingUid(), userId)) { 3468 return null; 3469 } 3470 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3471 } 3472 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3473 final PackageSetting ps = mSettings.mPackages.get(packageName); 3474 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3475 return null; 3476 } 3477 return generatePackageInfo(ps, flags, userId); 3478 } 3479 } 3480 return null; 3481 } 3482 3483 3484 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3485 // System/shell/root get to see all static libs 3486 final int appId = UserHandle.getAppId(uid); 3487 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3488 || appId == Process.ROOT_UID) { 3489 return false; 3490 } 3491 3492 // No package means no static lib as it is always on internal storage 3493 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3494 return false; 3495 } 3496 3497 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3498 ps.pkg.staticSharedLibVersion); 3499 if (libEntry == null) { 3500 return false; 3501 } 3502 3503 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3504 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3505 if (uidPackageNames == null) { 3506 return true; 3507 } 3508 3509 for (String uidPackageName : uidPackageNames) { 3510 if (ps.name.equals(uidPackageName)) { 3511 return false; 3512 } 3513 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3514 if (uidPs != null) { 3515 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3516 libEntry.info.getName()); 3517 if (index < 0) { 3518 continue; 3519 } 3520 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3521 return false; 3522 } 3523 } 3524 } 3525 return true; 3526 } 3527 3528 @Override 3529 public String[] currentToCanonicalPackageNames(String[] names) { 3530 String[] out = new String[names.length]; 3531 // reader 3532 synchronized (mPackages) { 3533 for (int i=names.length-1; i>=0; i--) { 3534 PackageSetting ps = mSettings.mPackages.get(names[i]); 3535 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3536 } 3537 } 3538 return out; 3539 } 3540 3541 @Override 3542 public String[] canonicalToCurrentPackageNames(String[] names) { 3543 String[] out = new String[names.length]; 3544 // reader 3545 synchronized (mPackages) { 3546 for (int i=names.length-1; i>=0; i--) { 3547 String cur = mSettings.getRenamedPackageLPr(names[i]); 3548 out[i] = cur != null ? cur : names[i]; 3549 } 3550 } 3551 return out; 3552 } 3553 3554 @Override 3555 public int getPackageUid(String packageName, int flags, int userId) { 3556 if (!sUserManager.exists(userId)) return -1; 3557 flags = updateFlagsForPackage(flags, userId, packageName); 3558 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3559 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3560 3561 // reader 3562 synchronized (mPackages) { 3563 final PackageParser.Package p = mPackages.get(packageName); 3564 if (p != null && p.isMatch(flags)) { 3565 return UserHandle.getUid(userId, p.applicationInfo.uid); 3566 } 3567 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3568 final PackageSetting ps = mSettings.mPackages.get(packageName); 3569 if (ps != null && ps.isMatch(flags)) { 3570 return UserHandle.getUid(userId, ps.appId); 3571 } 3572 } 3573 } 3574 3575 return -1; 3576 } 3577 3578 @Override 3579 public int[] getPackageGids(String packageName, int flags, int userId) { 3580 if (!sUserManager.exists(userId)) return null; 3581 flags = updateFlagsForPackage(flags, userId, packageName); 3582 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3583 false /* requireFullPermission */, false /* checkShell */, 3584 "getPackageGids"); 3585 3586 // reader 3587 synchronized (mPackages) { 3588 final PackageParser.Package p = mPackages.get(packageName); 3589 if (p != null && p.isMatch(flags)) { 3590 PackageSetting ps = (PackageSetting) p.mExtras; 3591 // TODO: Shouldn't this be checking for package installed state for userId and 3592 // return null? 3593 return ps.getPermissionsState().computeGids(userId); 3594 } 3595 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3596 final PackageSetting ps = mSettings.mPackages.get(packageName); 3597 if (ps != null && ps.isMatch(flags)) { 3598 return ps.getPermissionsState().computeGids(userId); 3599 } 3600 } 3601 } 3602 3603 return null; 3604 } 3605 3606 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3607 if (bp.perm != null) { 3608 return PackageParser.generatePermissionInfo(bp.perm, flags); 3609 } 3610 PermissionInfo pi = new PermissionInfo(); 3611 pi.name = bp.name; 3612 pi.packageName = bp.sourcePackage; 3613 pi.nonLocalizedLabel = bp.name; 3614 pi.protectionLevel = bp.protectionLevel; 3615 return pi; 3616 } 3617 3618 @Override 3619 public PermissionInfo getPermissionInfo(String name, int flags) { 3620 // reader 3621 synchronized (mPackages) { 3622 final BasePermission p = mSettings.mPermissions.get(name); 3623 if (p != null) { 3624 return generatePermissionInfo(p, flags); 3625 } 3626 return null; 3627 } 3628 } 3629 3630 @Override 3631 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3632 int flags) { 3633 // reader 3634 synchronized (mPackages) { 3635 if (group != null && !mPermissionGroups.containsKey(group)) { 3636 // This is thrown as NameNotFoundException 3637 return null; 3638 } 3639 3640 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3641 for (BasePermission p : mSettings.mPermissions.values()) { 3642 if (group == null) { 3643 if (p.perm == null || p.perm.info.group == null) { 3644 out.add(generatePermissionInfo(p, flags)); 3645 } 3646 } else { 3647 if (p.perm != null && group.equals(p.perm.info.group)) { 3648 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3649 } 3650 } 3651 } 3652 return new ParceledListSlice<>(out); 3653 } 3654 } 3655 3656 @Override 3657 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3658 // reader 3659 synchronized (mPackages) { 3660 return PackageParser.generatePermissionGroupInfo( 3661 mPermissionGroups.get(name), flags); 3662 } 3663 } 3664 3665 @Override 3666 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3667 // reader 3668 synchronized (mPackages) { 3669 final int N = mPermissionGroups.size(); 3670 ArrayList<PermissionGroupInfo> out 3671 = new ArrayList<PermissionGroupInfo>(N); 3672 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3673 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3674 } 3675 return new ParceledListSlice<>(out); 3676 } 3677 } 3678 3679 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3680 int uid, int userId) { 3681 if (!sUserManager.exists(userId)) return null; 3682 PackageSetting ps = mSettings.mPackages.get(packageName); 3683 if (ps != null) { 3684 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3685 return null; 3686 } 3687 if (ps.pkg == null) { 3688 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3689 if (pInfo != null) { 3690 return pInfo.applicationInfo; 3691 } 3692 return null; 3693 } 3694 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3695 ps.readUserState(userId), userId); 3696 if (ai != null) { 3697 rebaseEnabledOverlays(ai, userId); 3698 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3699 } 3700 return ai; 3701 } 3702 return null; 3703 } 3704 3705 @Override 3706 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3707 if (!sUserManager.exists(userId)) return null; 3708 flags = updateFlagsForApplication(flags, userId, packageName); 3709 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3710 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3711 3712 // writer 3713 synchronized (mPackages) { 3714 // Normalize package name to handle renamed packages and static libs 3715 packageName = resolveInternalPackageNameLPr(packageName, 3716 PackageManager.VERSION_CODE_HIGHEST); 3717 3718 PackageParser.Package p = mPackages.get(packageName); 3719 if (DEBUG_PACKAGE_INFO) Log.v( 3720 TAG, "getApplicationInfo " + packageName 3721 + ": " + p); 3722 if (p != null) { 3723 PackageSetting ps = mSettings.mPackages.get(packageName); 3724 if (ps == null) return null; 3725 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3726 return null; 3727 } 3728 // Note: isEnabledLP() does not apply here - always return info 3729 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3730 p, flags, ps.readUserState(userId), userId); 3731 if (ai != null) { 3732 rebaseEnabledOverlays(ai, userId); 3733 ai.packageName = resolveExternalPackageNameLPr(p); 3734 } 3735 return ai; 3736 } 3737 if ("android".equals(packageName)||"system".equals(packageName)) { 3738 return mAndroidApplication; 3739 } 3740 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3741 // Already generates the external package name 3742 return generateApplicationInfoFromSettingsLPw(packageName, 3743 Binder.getCallingUid(), flags, userId); 3744 } 3745 } 3746 return null; 3747 } 3748 3749 private void rebaseEnabledOverlays(@NonNull ApplicationInfo ai, int userId) { 3750 List<String> paths = new ArrayList<>(); 3751 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 3752 mEnabledOverlayPaths.get(userId); 3753 if (userSpecificOverlays != null) { 3754 if (!"android".equals(ai.packageName)) { 3755 ArrayList<String> frameworkOverlays = userSpecificOverlays.get("android"); 3756 if (frameworkOverlays != null) { 3757 paths.addAll(frameworkOverlays); 3758 } 3759 } 3760 3761 ArrayList<String> appOverlays = userSpecificOverlays.get(ai.packageName); 3762 if (appOverlays != null) { 3763 paths.addAll(appOverlays); 3764 } 3765 } 3766 ai.resourceDirs = paths.size() > 0 ? paths.toArray(new String[paths.size()]) : null; 3767 } 3768 3769 private String normalizePackageNameLPr(String packageName) { 3770 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3771 return normalizedPackageName != null ? normalizedPackageName : packageName; 3772 } 3773 3774 @Override 3775 public void deletePreloadsFileCache() { 3776 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 3777 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 3778 } 3779 File dir = Environment.getDataPreloadsFileCacheDirectory(); 3780 Slog.i(TAG, "Deleting preloaded file cache " + dir); 3781 FileUtils.deleteContents(dir); 3782 } 3783 3784 @Override 3785 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3786 final IPackageDataObserver observer) { 3787 mContext.enforceCallingOrSelfPermission( 3788 android.Manifest.permission.CLEAR_APP_CACHE, null); 3789 mHandler.post(() -> { 3790 boolean success = false; 3791 try { 3792 freeStorage(volumeUuid, freeStorageSize, 0); 3793 success = true; 3794 } catch (IOException e) { 3795 Slog.w(TAG, e); 3796 } 3797 if (observer != null) { 3798 try { 3799 observer.onRemoveCompleted(null, success); 3800 } catch (RemoteException e) { 3801 Slog.w(TAG, e); 3802 } 3803 } 3804 }); 3805 } 3806 3807 @Override 3808 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3809 final IntentSender pi) { 3810 mContext.enforceCallingOrSelfPermission( 3811 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 3812 mHandler.post(() -> { 3813 boolean success = false; 3814 try { 3815 freeStorage(volumeUuid, freeStorageSize, 0); 3816 success = true; 3817 } catch (IOException e) { 3818 Slog.w(TAG, e); 3819 } 3820 if (pi != null) { 3821 try { 3822 pi.sendIntent(null, success ? 1 : 0, null, null, null); 3823 } catch (SendIntentException e) { 3824 Slog.w(TAG, e); 3825 } 3826 } 3827 }); 3828 } 3829 3830 /** 3831 * Blocking call to clear various types of cached data across the system 3832 * until the requested bytes are available. 3833 */ 3834 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 3835 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3836 final File file = storage.findPathForUuid(volumeUuid); 3837 if (file.getUsableSpace() >= bytes) return; 3838 3839 if (ENABLE_FREE_CACHE_V2) { 3840 final boolean aggressive = (storageFlags 3841 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 3842 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 3843 volumeUuid); 3844 3845 // 1. Pre-flight to determine if we have any chance to succeed 3846 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 3847 if (internalVolume && (aggressive || SystemProperties 3848 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 3849 deletePreloadsFileCache(); 3850 if (file.getUsableSpace() >= bytes) return; 3851 } 3852 3853 // 3. Consider parsed APK data (aggressive only) 3854 if (internalVolume && aggressive) { 3855 FileUtils.deleteContents(mCacheDir); 3856 if (file.getUsableSpace() >= bytes) return; 3857 } 3858 3859 // 4. Consider cached app data (above quotas) 3860 try { 3861 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2); 3862 } catch (InstallerException ignored) { 3863 } 3864 if (file.getUsableSpace() >= bytes) return; 3865 3866 // 5. Consider shared libraries with refcount=0 and age>2h 3867 // 6. Consider dexopt output (aggressive only) 3868 // 7. Consider ephemeral apps not used in last week 3869 3870 // 8. Consider cached app data (below quotas) 3871 try { 3872 mInstaller.freeCache(volumeUuid, bytes, Installer.FLAG_FREE_CACHE_V2 3873 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 3874 } catch (InstallerException ignored) { 3875 } 3876 if (file.getUsableSpace() >= bytes) return; 3877 3878 // 9. Consider DropBox entries 3879 // 10. Consider ephemeral cookies 3880 3881 } else { 3882 try { 3883 mInstaller.freeCache(volumeUuid, bytes, 0); 3884 } catch (InstallerException ignored) { 3885 } 3886 if (file.getUsableSpace() >= bytes) return; 3887 } 3888 3889 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 3890 } 3891 3892 /** 3893 * Update given flags based on encryption status of current user. 3894 */ 3895 private int updateFlags(int flags, int userId) { 3896 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3897 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3898 // Caller expressed an explicit opinion about what encryption 3899 // aware/unaware components they want to see, so fall through and 3900 // give them what they want 3901 } else { 3902 // Caller expressed no opinion, so match based on user state 3903 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3904 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3905 } else { 3906 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3907 } 3908 } 3909 return flags; 3910 } 3911 3912 private UserManagerInternal getUserManagerInternal() { 3913 if (mUserManagerInternal == null) { 3914 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3915 } 3916 return mUserManagerInternal; 3917 } 3918 3919 private DeviceIdleController.LocalService getDeviceIdleController() { 3920 if (mDeviceIdleController == null) { 3921 mDeviceIdleController = 3922 LocalServices.getService(DeviceIdleController.LocalService.class); 3923 } 3924 return mDeviceIdleController; 3925 } 3926 3927 /** 3928 * Update given flags when being used to request {@link PackageInfo}. 3929 */ 3930 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3931 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3932 boolean triaged = true; 3933 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3934 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3935 // Caller is asking for component details, so they'd better be 3936 // asking for specific encryption matching behavior, or be triaged 3937 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3938 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3939 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3940 triaged = false; 3941 } 3942 } 3943 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3944 | PackageManager.MATCH_SYSTEM_ONLY 3945 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3946 triaged = false; 3947 } 3948 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3949 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3950 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3951 + Debug.getCallers(5)); 3952 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3953 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3954 // If the caller wants all packages and has a restricted profile associated with it, 3955 // then match all users. This is to make sure that launchers that need to access work 3956 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3957 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3958 flags |= PackageManager.MATCH_ANY_USER; 3959 } 3960 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3961 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3962 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3963 } 3964 return updateFlags(flags, userId); 3965 } 3966 3967 /** 3968 * Update given flags when being used to request {@link ApplicationInfo}. 3969 */ 3970 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3971 return updateFlagsForPackage(flags, userId, cookie); 3972 } 3973 3974 /** 3975 * Update given flags when being used to request {@link ComponentInfo}. 3976 */ 3977 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3978 if (cookie instanceof Intent) { 3979 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3980 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3981 } 3982 } 3983 3984 boolean triaged = true; 3985 // Caller is asking for component details, so they'd better be 3986 // asking for specific encryption matching behavior, or be triaged 3987 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3988 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3989 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3990 triaged = false; 3991 } 3992 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3993 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3994 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3995 } 3996 3997 return updateFlags(flags, userId); 3998 } 3999 4000 /** 4001 * Update given intent when being used to request {@link ResolveInfo}. 4002 */ 4003 private Intent updateIntentForResolve(Intent intent) { 4004 if (intent.getSelector() != null) { 4005 intent = intent.getSelector(); 4006 } 4007 if (DEBUG_PREFERRED) { 4008 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4009 } 4010 return intent; 4011 } 4012 4013 /** 4014 * Update given flags when being used to request {@link ResolveInfo}. 4015 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4016 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4017 * flag set. However, this flag is only honoured in three circumstances: 4018 * <ul> 4019 * <li>when called from a system process</li> 4020 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4021 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4022 * action and a {@code android.intent.category.BROWSABLE} category</li> 4023 * </ul> 4024 */ 4025 int updateFlagsForResolve(int flags, int userId, Intent intent, boolean includeInstantApp) { 4026 // Safe mode means we shouldn't match any third-party components 4027 if (mSafeMode) { 4028 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4029 } 4030 final int callingUid = Binder.getCallingUid(); 4031 if (getInstantAppPackageName(callingUid) != null) { 4032 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4033 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4034 flags |= PackageManager.MATCH_INSTANT; 4035 } else { 4036 // Otherwise, prevent leaking ephemeral components 4037 final boolean isSpecialProcess = 4038 callingUid == Process.SYSTEM_UID 4039 || callingUid == Process.SHELL_UID 4040 || callingUid == 0; 4041 final boolean allowMatchInstant = 4042 (includeInstantApp 4043 && Intent.ACTION_VIEW.equals(intent.getAction()) 4044 && intent.hasCategory(Intent.CATEGORY_BROWSABLE) 4045 && hasWebURI(intent)) 4046 || isSpecialProcess 4047 || mContext.checkCallingOrSelfPermission( 4048 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED; 4049 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4050 if (!allowMatchInstant) { 4051 flags &= ~PackageManager.MATCH_INSTANT; 4052 } 4053 } 4054 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4055 } 4056 4057 @Override 4058 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4059 if (!sUserManager.exists(userId)) return null; 4060 flags = updateFlagsForComponent(flags, userId, component); 4061 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4062 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4063 synchronized (mPackages) { 4064 PackageParser.Activity a = mActivities.mActivities.get(component); 4065 4066 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4067 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4068 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4069 if (ps == null) return null; 4070 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4071 userId); 4072 } 4073 if (mResolveComponentName.equals(component)) { 4074 return PackageParser.generateActivityInfo(mResolveActivity, flags, 4075 new PackageUserState(), userId); 4076 } 4077 } 4078 return null; 4079 } 4080 4081 @Override 4082 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4083 String resolvedType) { 4084 synchronized (mPackages) { 4085 if (component.equals(mResolveComponentName)) { 4086 // The resolver supports EVERYTHING! 4087 return true; 4088 } 4089 PackageParser.Activity a = mActivities.mActivities.get(component); 4090 if (a == null) { 4091 return false; 4092 } 4093 for (int i=0; i<a.intents.size(); i++) { 4094 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4095 intent.getData(), intent.getCategories(), TAG) >= 0) { 4096 return true; 4097 } 4098 } 4099 return false; 4100 } 4101 } 4102 4103 @Override 4104 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4105 if (!sUserManager.exists(userId)) return null; 4106 flags = updateFlagsForComponent(flags, userId, component); 4107 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4108 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4109 synchronized (mPackages) { 4110 PackageParser.Activity a = mReceivers.mActivities.get(component); 4111 if (DEBUG_PACKAGE_INFO) Log.v( 4112 TAG, "getReceiverInfo " + component + ": " + a); 4113 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4114 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4115 if (ps == null) return null; 4116 ActivityInfo ri = PackageParser.generateActivityInfo(a, flags, 4117 ps.readUserState(userId), userId); 4118 if (ri != null) { 4119 rebaseEnabledOverlays(ri.applicationInfo, userId); 4120 } 4121 return ri; 4122 } 4123 } 4124 return null; 4125 } 4126 4127 @Override 4128 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4129 if (!sUserManager.exists(userId)) return null; 4130 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4131 4132 flags = updateFlagsForPackage(flags, userId, null); 4133 4134 final boolean canSeeStaticLibraries = 4135 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4136 == PERMISSION_GRANTED 4137 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4138 == PERMISSION_GRANTED 4139 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4140 == PERMISSION_GRANTED 4141 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4142 == PERMISSION_GRANTED; 4143 4144 synchronized (mPackages) { 4145 List<SharedLibraryInfo> result = null; 4146 4147 final int libCount = mSharedLibraries.size(); 4148 for (int i = 0; i < libCount; i++) { 4149 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4150 if (versionedLib == null) { 4151 continue; 4152 } 4153 4154 final int versionCount = versionedLib.size(); 4155 for (int j = 0; j < versionCount; j++) { 4156 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4157 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4158 break; 4159 } 4160 final long identity = Binder.clearCallingIdentity(); 4161 try { 4162 // TODO: We will change version code to long, so in the new API it is long 4163 PackageInfo packageInfo = getPackageInfoVersioned( 4164 libInfo.getDeclaringPackage(), flags, userId); 4165 if (packageInfo == null) { 4166 continue; 4167 } 4168 } finally { 4169 Binder.restoreCallingIdentity(identity); 4170 } 4171 4172 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4173 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4174 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4175 4176 if (result == null) { 4177 result = new ArrayList<>(); 4178 } 4179 result.add(resLibInfo); 4180 } 4181 } 4182 4183 return result != null ? new ParceledListSlice<>(result) : null; 4184 } 4185 } 4186 4187 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4188 SharedLibraryInfo libInfo, int flags, int userId) { 4189 List<VersionedPackage> versionedPackages = null; 4190 final int packageCount = mSettings.mPackages.size(); 4191 for (int i = 0; i < packageCount; i++) { 4192 PackageSetting ps = mSettings.mPackages.valueAt(i); 4193 4194 if (ps == null) { 4195 continue; 4196 } 4197 4198 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4199 continue; 4200 } 4201 4202 final String libName = libInfo.getName(); 4203 if (libInfo.isStatic()) { 4204 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4205 if (libIdx < 0) { 4206 continue; 4207 } 4208 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4209 continue; 4210 } 4211 if (versionedPackages == null) { 4212 versionedPackages = new ArrayList<>(); 4213 } 4214 // If the dependent is a static shared lib, use the public package name 4215 String dependentPackageName = ps.name; 4216 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4217 dependentPackageName = ps.pkg.manifestPackageName; 4218 } 4219 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4220 } else if (ps.pkg != null) { 4221 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4222 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4223 if (versionedPackages == null) { 4224 versionedPackages = new ArrayList<>(); 4225 } 4226 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4227 } 4228 } 4229 } 4230 4231 return versionedPackages; 4232 } 4233 4234 @Override 4235 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4236 if (!sUserManager.exists(userId)) return null; 4237 flags = updateFlagsForComponent(flags, userId, component); 4238 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4239 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4240 synchronized (mPackages) { 4241 PackageParser.Service s = mServices.mServices.get(component); 4242 if (DEBUG_PACKAGE_INFO) Log.v( 4243 TAG, "getServiceInfo " + component + ": " + s); 4244 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4245 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4246 if (ps == null) return null; 4247 ServiceInfo si = PackageParser.generateServiceInfo(s, flags, 4248 ps.readUserState(userId), userId); 4249 if (si != null) { 4250 rebaseEnabledOverlays(si.applicationInfo, userId); 4251 } 4252 return si; 4253 } 4254 } 4255 return null; 4256 } 4257 4258 @Override 4259 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4260 if (!sUserManager.exists(userId)) return null; 4261 flags = updateFlagsForComponent(flags, userId, component); 4262 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4263 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4264 synchronized (mPackages) { 4265 PackageParser.Provider p = mProviders.mProviders.get(component); 4266 if (DEBUG_PACKAGE_INFO) Log.v( 4267 TAG, "getProviderInfo " + component + ": " + p); 4268 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4269 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4270 if (ps == null) return null; 4271 ProviderInfo pi = PackageParser.generateProviderInfo(p, flags, 4272 ps.readUserState(userId), userId); 4273 if (pi != null) { 4274 rebaseEnabledOverlays(pi.applicationInfo, userId); 4275 } 4276 return pi; 4277 } 4278 } 4279 return null; 4280 } 4281 4282 @Override 4283 public String[] getSystemSharedLibraryNames() { 4284 synchronized (mPackages) { 4285 Set<String> libs = null; 4286 final int libCount = mSharedLibraries.size(); 4287 for (int i = 0; i < libCount; i++) { 4288 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4289 if (versionedLib == null) { 4290 continue; 4291 } 4292 final int versionCount = versionedLib.size(); 4293 for (int j = 0; j < versionCount; j++) { 4294 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4295 if (!libEntry.info.isStatic()) { 4296 if (libs == null) { 4297 libs = new ArraySet<>(); 4298 } 4299 libs.add(libEntry.info.getName()); 4300 break; 4301 } 4302 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4303 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4304 UserHandle.getUserId(Binder.getCallingUid()))) { 4305 if (libs == null) { 4306 libs = new ArraySet<>(); 4307 } 4308 libs.add(libEntry.info.getName()); 4309 break; 4310 } 4311 } 4312 } 4313 4314 if (libs != null) { 4315 String[] libsArray = new String[libs.size()]; 4316 libs.toArray(libsArray); 4317 return libsArray; 4318 } 4319 4320 return null; 4321 } 4322 } 4323 4324 @Override 4325 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4326 synchronized (mPackages) { 4327 return mServicesSystemSharedLibraryPackageName; 4328 } 4329 } 4330 4331 @Override 4332 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4333 synchronized (mPackages) { 4334 return mSharedSystemSharedLibraryPackageName; 4335 } 4336 } 4337 4338 private void updateSequenceNumberLP(String packageName, int[] userList) { 4339 for (int i = userList.length - 1; i >= 0; --i) { 4340 final int userId = userList[i]; 4341 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4342 if (changedPackages == null) { 4343 changedPackages = new SparseArray<>(); 4344 mChangedPackages.put(userId, changedPackages); 4345 } 4346 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4347 if (sequenceNumbers == null) { 4348 sequenceNumbers = new HashMap<>(); 4349 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4350 } 4351 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4352 if (sequenceNumber != null) { 4353 changedPackages.remove(sequenceNumber); 4354 } 4355 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4356 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4357 } 4358 mChangedPackagesSequenceNumber++; 4359 } 4360 4361 @Override 4362 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4363 synchronized (mPackages) { 4364 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4365 return null; 4366 } 4367 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4368 if (changedPackages == null) { 4369 return null; 4370 } 4371 final List<String> packageNames = 4372 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4373 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4374 final String packageName = changedPackages.get(i); 4375 if (packageName != null) { 4376 packageNames.add(packageName); 4377 } 4378 } 4379 return packageNames.isEmpty() 4380 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4381 } 4382 } 4383 4384 @Override 4385 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4386 ArrayList<FeatureInfo> res; 4387 synchronized (mAvailableFeatures) { 4388 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4389 res.addAll(mAvailableFeatures.values()); 4390 } 4391 final FeatureInfo fi = new FeatureInfo(); 4392 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4393 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4394 res.add(fi); 4395 4396 return new ParceledListSlice<>(res); 4397 } 4398 4399 @Override 4400 public boolean hasSystemFeature(String name, int version) { 4401 synchronized (mAvailableFeatures) { 4402 final FeatureInfo feat = mAvailableFeatures.get(name); 4403 if (feat == null) { 4404 return false; 4405 } else { 4406 return feat.version >= version; 4407 } 4408 } 4409 } 4410 4411 @Override 4412 public int checkPermission(String permName, String pkgName, int userId) { 4413 if (!sUserManager.exists(userId)) { 4414 return PackageManager.PERMISSION_DENIED; 4415 } 4416 4417 synchronized (mPackages) { 4418 final PackageParser.Package p = mPackages.get(pkgName); 4419 if (p != null && p.mExtras != null) { 4420 final PackageSetting ps = (PackageSetting) p.mExtras; 4421 final PermissionsState permissionsState = ps.getPermissionsState(); 4422 if (permissionsState.hasPermission(permName, userId)) { 4423 return PackageManager.PERMISSION_GRANTED; 4424 } 4425 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4426 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4427 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4428 return PackageManager.PERMISSION_GRANTED; 4429 } 4430 } 4431 } 4432 4433 return PackageManager.PERMISSION_DENIED; 4434 } 4435 4436 @Override 4437 public int checkUidPermission(String permName, int uid) { 4438 final int userId = UserHandle.getUserId(uid); 4439 4440 if (!sUserManager.exists(userId)) { 4441 return PackageManager.PERMISSION_DENIED; 4442 } 4443 4444 synchronized (mPackages) { 4445 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4446 if (obj != null) { 4447 final SettingBase ps = (SettingBase) obj; 4448 final PermissionsState permissionsState = ps.getPermissionsState(); 4449 if (permissionsState.hasPermission(permName, userId)) { 4450 return PackageManager.PERMISSION_GRANTED; 4451 } 4452 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4453 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4454 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4455 return PackageManager.PERMISSION_GRANTED; 4456 } 4457 } else { 4458 ArraySet<String> perms = mSystemPermissions.get(uid); 4459 if (perms != null) { 4460 if (perms.contains(permName)) { 4461 return PackageManager.PERMISSION_GRANTED; 4462 } 4463 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4464 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4465 return PackageManager.PERMISSION_GRANTED; 4466 } 4467 } 4468 } 4469 } 4470 4471 return PackageManager.PERMISSION_DENIED; 4472 } 4473 4474 @Override 4475 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4476 if (UserHandle.getCallingUserId() != userId) { 4477 mContext.enforceCallingPermission( 4478 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4479 "isPermissionRevokedByPolicy for user " + userId); 4480 } 4481 4482 if (checkPermission(permission, packageName, userId) 4483 == PackageManager.PERMISSION_GRANTED) { 4484 return false; 4485 } 4486 4487 final long identity = Binder.clearCallingIdentity(); 4488 try { 4489 final int flags = getPermissionFlags(permission, packageName, userId); 4490 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4491 } finally { 4492 Binder.restoreCallingIdentity(identity); 4493 } 4494 } 4495 4496 @Override 4497 public String getPermissionControllerPackageName() { 4498 synchronized (mPackages) { 4499 return mRequiredInstallerPackage; 4500 } 4501 } 4502 4503 /** 4504 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4505 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4506 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4507 * @param message the message to log on security exception 4508 */ 4509 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4510 boolean checkShell, String message) { 4511 if (userId < 0) { 4512 throw new IllegalArgumentException("Invalid userId " + userId); 4513 } 4514 if (checkShell) { 4515 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4516 } 4517 if (userId == UserHandle.getUserId(callingUid)) return; 4518 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4519 if (requireFullPermission) { 4520 mContext.enforceCallingOrSelfPermission( 4521 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4522 } else { 4523 try { 4524 mContext.enforceCallingOrSelfPermission( 4525 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4526 } catch (SecurityException se) { 4527 mContext.enforceCallingOrSelfPermission( 4528 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4529 } 4530 } 4531 } 4532 } 4533 4534 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4535 if (callingUid == Process.SHELL_UID) { 4536 if (userHandle >= 0 4537 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4538 throw new SecurityException("Shell does not have permission to access user " 4539 + userHandle); 4540 } else if (userHandle < 0) { 4541 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4542 + Debug.getCallers(3)); 4543 } 4544 } 4545 } 4546 4547 private BasePermission findPermissionTreeLP(String permName) { 4548 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4549 if (permName.startsWith(bp.name) && 4550 permName.length() > bp.name.length() && 4551 permName.charAt(bp.name.length()) == '.') { 4552 return bp; 4553 } 4554 } 4555 return null; 4556 } 4557 4558 private BasePermission checkPermissionTreeLP(String permName) { 4559 if (permName != null) { 4560 BasePermission bp = findPermissionTreeLP(permName); 4561 if (bp != null) { 4562 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4563 return bp; 4564 } 4565 throw new SecurityException("Calling uid " 4566 + Binder.getCallingUid() 4567 + " is not allowed to add to permission tree " 4568 + bp.name + " owned by uid " + bp.uid); 4569 } 4570 } 4571 throw new SecurityException("No permission tree found for " + permName); 4572 } 4573 4574 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4575 if (s1 == null) { 4576 return s2 == null; 4577 } 4578 if (s2 == null) { 4579 return false; 4580 } 4581 if (s1.getClass() != s2.getClass()) { 4582 return false; 4583 } 4584 return s1.equals(s2); 4585 } 4586 4587 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4588 if (pi1.icon != pi2.icon) return false; 4589 if (pi1.logo != pi2.logo) return false; 4590 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4591 if (!compareStrings(pi1.name, pi2.name)) return false; 4592 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4593 // We'll take care of setting this one. 4594 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4595 // These are not currently stored in settings. 4596 //if (!compareStrings(pi1.group, pi2.group)) return false; 4597 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4598 //if (pi1.labelRes != pi2.labelRes) return false; 4599 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4600 return true; 4601 } 4602 4603 int permissionInfoFootprint(PermissionInfo info) { 4604 int size = info.name.length(); 4605 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4606 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4607 return size; 4608 } 4609 4610 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4611 int size = 0; 4612 for (BasePermission perm : mSettings.mPermissions.values()) { 4613 if (perm.uid == tree.uid) { 4614 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4615 } 4616 } 4617 return size; 4618 } 4619 4620 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4621 // We calculate the max size of permissions defined by this uid and throw 4622 // if that plus the size of 'info' would exceed our stated maximum. 4623 if (tree.uid != Process.SYSTEM_UID) { 4624 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4625 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4626 throw new SecurityException("Permission tree size cap exceeded"); 4627 } 4628 } 4629 } 4630 4631 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4632 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4633 throw new SecurityException("Label must be specified in permission"); 4634 } 4635 BasePermission tree = checkPermissionTreeLP(info.name); 4636 BasePermission bp = mSettings.mPermissions.get(info.name); 4637 boolean added = bp == null; 4638 boolean changed = true; 4639 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4640 if (added) { 4641 enforcePermissionCapLocked(info, tree); 4642 bp = new BasePermission(info.name, tree.sourcePackage, 4643 BasePermission.TYPE_DYNAMIC); 4644 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4645 throw new SecurityException( 4646 "Not allowed to modify non-dynamic permission " 4647 + info.name); 4648 } else { 4649 if (bp.protectionLevel == fixedLevel 4650 && bp.perm.owner.equals(tree.perm.owner) 4651 && bp.uid == tree.uid 4652 && comparePermissionInfos(bp.perm.info, info)) { 4653 changed = false; 4654 } 4655 } 4656 bp.protectionLevel = fixedLevel; 4657 info = new PermissionInfo(info); 4658 info.protectionLevel = fixedLevel; 4659 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4660 bp.perm.info.packageName = tree.perm.info.packageName; 4661 bp.uid = tree.uid; 4662 if (added) { 4663 mSettings.mPermissions.put(info.name, bp); 4664 } 4665 if (changed) { 4666 if (!async) { 4667 mSettings.writeLPr(); 4668 } else { 4669 scheduleWriteSettingsLocked(); 4670 } 4671 } 4672 return added; 4673 } 4674 4675 @Override 4676 public boolean addPermission(PermissionInfo info) { 4677 synchronized (mPackages) { 4678 return addPermissionLocked(info, false); 4679 } 4680 } 4681 4682 @Override 4683 public boolean addPermissionAsync(PermissionInfo info) { 4684 synchronized (mPackages) { 4685 return addPermissionLocked(info, true); 4686 } 4687 } 4688 4689 @Override 4690 public void removePermission(String name) { 4691 synchronized (mPackages) { 4692 checkPermissionTreeLP(name); 4693 BasePermission bp = mSettings.mPermissions.get(name); 4694 if (bp != null) { 4695 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4696 throw new SecurityException( 4697 "Not allowed to modify non-dynamic permission " 4698 + name); 4699 } 4700 mSettings.mPermissions.remove(name); 4701 mSettings.writeLPr(); 4702 } 4703 } 4704 } 4705 4706 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4707 BasePermission bp) { 4708 int index = pkg.requestedPermissions.indexOf(bp.name); 4709 if (index == -1) { 4710 throw new SecurityException("Package " + pkg.packageName 4711 + " has not requested permission " + bp.name); 4712 } 4713 if (!bp.isRuntime() && !bp.isDevelopment()) { 4714 throw new SecurityException("Permission " + bp.name 4715 + " is not a changeable permission type"); 4716 } 4717 } 4718 4719 @Override 4720 public void grantRuntimePermission(String packageName, String name, final int userId) { 4721 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4722 } 4723 4724 private void grantRuntimePermission(String packageName, String name, final int userId, 4725 boolean overridePolicy) { 4726 if (!sUserManager.exists(userId)) { 4727 Log.e(TAG, "No such user:" + userId); 4728 return; 4729 } 4730 4731 mContext.enforceCallingOrSelfPermission( 4732 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4733 "grantRuntimePermission"); 4734 4735 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4736 true /* requireFullPermission */, true /* checkShell */, 4737 "grantRuntimePermission"); 4738 4739 final int uid; 4740 final SettingBase sb; 4741 4742 synchronized (mPackages) { 4743 final PackageParser.Package pkg = mPackages.get(packageName); 4744 if (pkg == null) { 4745 throw new IllegalArgumentException("Unknown package: " + packageName); 4746 } 4747 4748 final BasePermission bp = mSettings.mPermissions.get(name); 4749 if (bp == null) { 4750 throw new IllegalArgumentException("Unknown permission: " + name); 4751 } 4752 4753 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4754 4755 // If a permission review is required for legacy apps we represent 4756 // their permissions as always granted runtime ones since we need 4757 // to keep the review required permission flag per user while an 4758 // install permission's state is shared across all users. 4759 if (mPermissionReviewRequired 4760 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4761 && bp.isRuntime()) { 4762 return; 4763 } 4764 4765 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4766 sb = (SettingBase) pkg.mExtras; 4767 if (sb == null) { 4768 throw new IllegalArgumentException("Unknown package: " + packageName); 4769 } 4770 4771 final PermissionsState permissionsState = sb.getPermissionsState(); 4772 4773 final int flags = permissionsState.getPermissionFlags(name, userId); 4774 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4775 throw new SecurityException("Cannot grant system fixed permission " 4776 + name + " for package " + packageName); 4777 } 4778 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4779 throw new SecurityException("Cannot grant policy fixed permission " 4780 + name + " for package " + packageName); 4781 } 4782 4783 if (bp.isDevelopment()) { 4784 // Development permissions must be handled specially, since they are not 4785 // normal runtime permissions. For now they apply to all users. 4786 if (permissionsState.grantInstallPermission(bp) != 4787 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4788 scheduleWriteSettingsLocked(); 4789 } 4790 return; 4791 } 4792 4793 final PackageSetting ps = mSettings.mPackages.get(packageName); 4794 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4795 throw new SecurityException("Cannot grant non-ephemeral permission" 4796 + name + " for package " + packageName); 4797 } 4798 4799 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4800 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4801 return; 4802 } 4803 4804 final int result = permissionsState.grantRuntimePermission(bp, userId); 4805 switch (result) { 4806 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4807 return; 4808 } 4809 4810 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4811 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4812 mHandler.post(new Runnable() { 4813 @Override 4814 public void run() { 4815 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4816 } 4817 }); 4818 } 4819 break; 4820 } 4821 4822 if (bp.isRuntime()) { 4823 logPermissionGranted(mContext, name, packageName); 4824 } 4825 4826 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4827 4828 // Not critical if that is lost - app has to request again. 4829 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4830 } 4831 4832 // Only need to do this if user is initialized. Otherwise it's a new user 4833 // and there are no processes running as the user yet and there's no need 4834 // to make an expensive call to remount processes for the changed permissions. 4835 if (READ_EXTERNAL_STORAGE.equals(name) 4836 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4837 final long token = Binder.clearCallingIdentity(); 4838 try { 4839 if (sUserManager.isInitialized(userId)) { 4840 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4841 StorageManagerInternal.class); 4842 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4843 } 4844 } finally { 4845 Binder.restoreCallingIdentity(token); 4846 } 4847 } 4848 } 4849 4850 @Override 4851 public void revokeRuntimePermission(String packageName, String name, int userId) { 4852 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4853 } 4854 4855 private void revokeRuntimePermission(String packageName, String name, int userId, 4856 boolean overridePolicy) { 4857 if (!sUserManager.exists(userId)) { 4858 Log.e(TAG, "No such user:" + userId); 4859 return; 4860 } 4861 4862 mContext.enforceCallingOrSelfPermission( 4863 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4864 "revokeRuntimePermission"); 4865 4866 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4867 true /* requireFullPermission */, true /* checkShell */, 4868 "revokeRuntimePermission"); 4869 4870 final int appId; 4871 4872 synchronized (mPackages) { 4873 final PackageParser.Package pkg = mPackages.get(packageName); 4874 if (pkg == null) { 4875 throw new IllegalArgumentException("Unknown package: " + packageName); 4876 } 4877 4878 final BasePermission bp = mSettings.mPermissions.get(name); 4879 if (bp == null) { 4880 throw new IllegalArgumentException("Unknown permission: " + name); 4881 } 4882 4883 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4884 4885 // If a permission review is required for legacy apps we represent 4886 // their permissions as always granted runtime ones since we need 4887 // to keep the review required permission flag per user while an 4888 // install permission's state is shared across all users. 4889 if (mPermissionReviewRequired 4890 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4891 && bp.isRuntime()) { 4892 return; 4893 } 4894 4895 SettingBase sb = (SettingBase) pkg.mExtras; 4896 if (sb == null) { 4897 throw new IllegalArgumentException("Unknown package: " + packageName); 4898 } 4899 4900 final PermissionsState permissionsState = sb.getPermissionsState(); 4901 4902 final int flags = permissionsState.getPermissionFlags(name, userId); 4903 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4904 throw new SecurityException("Cannot revoke system fixed permission " 4905 + name + " for package " + packageName); 4906 } 4907 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4908 throw new SecurityException("Cannot revoke policy fixed permission " 4909 + name + " for package " + packageName); 4910 } 4911 4912 if (bp.isDevelopment()) { 4913 // Development permissions must be handled specially, since they are not 4914 // normal runtime permissions. For now they apply to all users. 4915 if (permissionsState.revokeInstallPermission(bp) != 4916 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4917 scheduleWriteSettingsLocked(); 4918 } 4919 return; 4920 } 4921 4922 if (permissionsState.revokeRuntimePermission(bp, userId) == 4923 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4924 return; 4925 } 4926 4927 if (bp.isRuntime()) { 4928 logPermissionRevoked(mContext, name, packageName); 4929 } 4930 4931 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4932 4933 // Critical, after this call app should never have the permission. 4934 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4935 4936 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4937 } 4938 4939 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4940 } 4941 4942 /** 4943 * Get the first event id for the permission. 4944 * 4945 * <p>There are four events for each permission: <ul> 4946 * <li>Request permission: first id + 0</li> 4947 * <li>Grant permission: first id + 1</li> 4948 * <li>Request for permission denied: first id + 2</li> 4949 * <li>Revoke permission: first id + 3</li> 4950 * </ul></p> 4951 * 4952 * @param name name of the permission 4953 * 4954 * @return The first event id for the permission 4955 */ 4956 private static int getBaseEventId(@NonNull String name) { 4957 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4958 4959 if (eventIdIndex == -1) { 4960 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4961 || "user".equals(Build.TYPE)) { 4962 Log.i(TAG, "Unknown permission " + name); 4963 4964 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4965 } else { 4966 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4967 // 4968 // Also update 4969 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4970 // - metrics_constants.proto 4971 throw new IllegalStateException("Unknown permission " + name); 4972 } 4973 } 4974 4975 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4976 } 4977 4978 /** 4979 * Log that a permission was revoked. 4980 * 4981 * @param context Context of the caller 4982 * @param name name of the permission 4983 * @param packageName package permission if for 4984 */ 4985 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4986 @NonNull String packageName) { 4987 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4988 } 4989 4990 /** 4991 * Log that a permission request was granted. 4992 * 4993 * @param context Context of the caller 4994 * @param name name of the permission 4995 * @param packageName package permission if for 4996 */ 4997 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4998 @NonNull String packageName) { 4999 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5000 } 5001 5002 @Override 5003 public void resetRuntimePermissions() { 5004 mContext.enforceCallingOrSelfPermission( 5005 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5006 "revokeRuntimePermission"); 5007 5008 int callingUid = Binder.getCallingUid(); 5009 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5010 mContext.enforceCallingOrSelfPermission( 5011 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5012 "resetRuntimePermissions"); 5013 } 5014 5015 synchronized (mPackages) { 5016 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5017 for (int userId : UserManagerService.getInstance().getUserIds()) { 5018 final int packageCount = mPackages.size(); 5019 for (int i = 0; i < packageCount; i++) { 5020 PackageParser.Package pkg = mPackages.valueAt(i); 5021 if (!(pkg.mExtras instanceof PackageSetting)) { 5022 continue; 5023 } 5024 PackageSetting ps = (PackageSetting) pkg.mExtras; 5025 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5026 } 5027 } 5028 } 5029 } 5030 5031 @Override 5032 public int getPermissionFlags(String name, String packageName, int userId) { 5033 if (!sUserManager.exists(userId)) { 5034 return 0; 5035 } 5036 5037 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 5038 5039 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5040 true /* requireFullPermission */, false /* checkShell */, 5041 "getPermissionFlags"); 5042 5043 synchronized (mPackages) { 5044 final PackageParser.Package pkg = mPackages.get(packageName); 5045 if (pkg == null) { 5046 return 0; 5047 } 5048 5049 final BasePermission bp = mSettings.mPermissions.get(name); 5050 if (bp == null) { 5051 return 0; 5052 } 5053 5054 SettingBase sb = (SettingBase) pkg.mExtras; 5055 if (sb == null) { 5056 return 0; 5057 } 5058 5059 PermissionsState permissionsState = sb.getPermissionsState(); 5060 return permissionsState.getPermissionFlags(name, userId); 5061 } 5062 } 5063 5064 @Override 5065 public void updatePermissionFlags(String name, String packageName, int flagMask, 5066 int flagValues, int userId) { 5067 if (!sUserManager.exists(userId)) { 5068 return; 5069 } 5070 5071 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 5072 5073 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5074 true /* requireFullPermission */, true /* checkShell */, 5075 "updatePermissionFlags"); 5076 5077 // Only the system can change these flags and nothing else. 5078 if (getCallingUid() != Process.SYSTEM_UID) { 5079 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5080 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5081 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5082 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 5083 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 5084 } 5085 5086 synchronized (mPackages) { 5087 final PackageParser.Package pkg = mPackages.get(packageName); 5088 if (pkg == null) { 5089 throw new IllegalArgumentException("Unknown package: " + packageName); 5090 } 5091 5092 final BasePermission bp = mSettings.mPermissions.get(name); 5093 if (bp == null) { 5094 throw new IllegalArgumentException("Unknown permission: " + name); 5095 } 5096 5097 SettingBase sb = (SettingBase) pkg.mExtras; 5098 if (sb == null) { 5099 throw new IllegalArgumentException("Unknown package: " + packageName); 5100 } 5101 5102 PermissionsState permissionsState = sb.getPermissionsState(); 5103 5104 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5105 5106 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5107 // Install and runtime permissions are stored in different places, 5108 // so figure out what permission changed and persist the change. 5109 if (permissionsState.getInstallPermissionState(name) != null) { 5110 scheduleWriteSettingsLocked(); 5111 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5112 || hadState) { 5113 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5114 } 5115 } 5116 } 5117 } 5118 5119 /** 5120 * Update the permission flags for all packages and runtime permissions of a user in order 5121 * to allow device or profile owner to remove POLICY_FIXED. 5122 */ 5123 @Override 5124 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5125 if (!sUserManager.exists(userId)) { 5126 return; 5127 } 5128 5129 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5130 5131 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5132 true /* requireFullPermission */, true /* checkShell */, 5133 "updatePermissionFlagsForAllApps"); 5134 5135 // Only the system can change system fixed flags. 5136 if (getCallingUid() != Process.SYSTEM_UID) { 5137 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5138 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5139 } 5140 5141 synchronized (mPackages) { 5142 boolean changed = false; 5143 final int packageCount = mPackages.size(); 5144 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5145 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5146 SettingBase sb = (SettingBase) pkg.mExtras; 5147 if (sb == null) { 5148 continue; 5149 } 5150 PermissionsState permissionsState = sb.getPermissionsState(); 5151 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5152 userId, flagMask, flagValues); 5153 } 5154 if (changed) { 5155 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5156 } 5157 } 5158 } 5159 5160 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5161 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5162 != PackageManager.PERMISSION_GRANTED 5163 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5164 != PackageManager.PERMISSION_GRANTED) { 5165 throw new SecurityException(message + " requires " 5166 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5167 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5168 } 5169 } 5170 5171 @Override 5172 public boolean shouldShowRequestPermissionRationale(String permissionName, 5173 String packageName, int userId) { 5174 if (UserHandle.getCallingUserId() != userId) { 5175 mContext.enforceCallingPermission( 5176 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5177 "canShowRequestPermissionRationale for user " + userId); 5178 } 5179 5180 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5181 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5182 return false; 5183 } 5184 5185 if (checkPermission(permissionName, packageName, userId) 5186 == PackageManager.PERMISSION_GRANTED) { 5187 return false; 5188 } 5189 5190 final int flags; 5191 5192 final long identity = Binder.clearCallingIdentity(); 5193 try { 5194 flags = getPermissionFlags(permissionName, 5195 packageName, userId); 5196 } finally { 5197 Binder.restoreCallingIdentity(identity); 5198 } 5199 5200 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5201 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5202 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5203 5204 if ((flags & fixedFlags) != 0) { 5205 return false; 5206 } 5207 5208 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5209 } 5210 5211 @Override 5212 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5213 mContext.enforceCallingOrSelfPermission( 5214 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5215 "addOnPermissionsChangeListener"); 5216 5217 synchronized (mPackages) { 5218 mOnPermissionChangeListeners.addListenerLocked(listener); 5219 } 5220 } 5221 5222 @Override 5223 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5224 synchronized (mPackages) { 5225 mOnPermissionChangeListeners.removeListenerLocked(listener); 5226 } 5227 } 5228 5229 @Override 5230 public boolean isProtectedBroadcast(String actionName) { 5231 synchronized (mPackages) { 5232 if (mProtectedBroadcasts.contains(actionName)) { 5233 return true; 5234 } else if (actionName != null) { 5235 // TODO: remove these terrible hacks 5236 if (actionName.startsWith("android.net.netmon.lingerExpired") 5237 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5238 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5239 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5240 return true; 5241 } 5242 } 5243 } 5244 return false; 5245 } 5246 5247 @Override 5248 public int checkSignatures(String pkg1, String pkg2) { 5249 synchronized (mPackages) { 5250 final PackageParser.Package p1 = mPackages.get(pkg1); 5251 final PackageParser.Package p2 = mPackages.get(pkg2); 5252 if (p1 == null || p1.mExtras == null 5253 || p2 == null || p2.mExtras == null) { 5254 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5255 } 5256 return compareSignatures(p1.mSignatures, p2.mSignatures); 5257 } 5258 } 5259 5260 @Override 5261 public int checkUidSignatures(int uid1, int uid2) { 5262 // Map to base uids. 5263 uid1 = UserHandle.getAppId(uid1); 5264 uid2 = UserHandle.getAppId(uid2); 5265 // reader 5266 synchronized (mPackages) { 5267 Signature[] s1; 5268 Signature[] s2; 5269 Object obj = mSettings.getUserIdLPr(uid1); 5270 if (obj != null) { 5271 if (obj instanceof SharedUserSetting) { 5272 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5273 } else if (obj instanceof PackageSetting) { 5274 s1 = ((PackageSetting)obj).signatures.mSignatures; 5275 } else { 5276 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5277 } 5278 } else { 5279 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5280 } 5281 obj = mSettings.getUserIdLPr(uid2); 5282 if (obj != null) { 5283 if (obj instanceof SharedUserSetting) { 5284 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5285 } else if (obj instanceof PackageSetting) { 5286 s2 = ((PackageSetting)obj).signatures.mSignatures; 5287 } else { 5288 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5289 } 5290 } else { 5291 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5292 } 5293 return compareSignatures(s1, s2); 5294 } 5295 } 5296 5297 /** 5298 * This method should typically only be used when granting or revoking 5299 * permissions, since the app may immediately restart after this call. 5300 * <p> 5301 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5302 * guard your work against the app being relaunched. 5303 */ 5304 private void killUid(int appId, int userId, String reason) { 5305 final long identity = Binder.clearCallingIdentity(); 5306 try { 5307 IActivityManager am = ActivityManager.getService(); 5308 if (am != null) { 5309 try { 5310 am.killUid(appId, userId, reason); 5311 } catch (RemoteException e) { 5312 /* ignore - same process */ 5313 } 5314 } 5315 } finally { 5316 Binder.restoreCallingIdentity(identity); 5317 } 5318 } 5319 5320 /** 5321 * Compares two sets of signatures. Returns: 5322 * <br /> 5323 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5324 * <br /> 5325 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5326 * <br /> 5327 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5328 * <br /> 5329 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5330 * <br /> 5331 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5332 */ 5333 static int compareSignatures(Signature[] s1, Signature[] s2) { 5334 if (s1 == null) { 5335 return s2 == null 5336 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5337 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5338 } 5339 5340 if (s2 == null) { 5341 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5342 } 5343 5344 if (s1.length != s2.length) { 5345 return PackageManager.SIGNATURE_NO_MATCH; 5346 } 5347 5348 // Since both signature sets are of size 1, we can compare without HashSets. 5349 if (s1.length == 1) { 5350 return s1[0].equals(s2[0]) ? 5351 PackageManager.SIGNATURE_MATCH : 5352 PackageManager.SIGNATURE_NO_MATCH; 5353 } 5354 5355 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5356 for (Signature sig : s1) { 5357 set1.add(sig); 5358 } 5359 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5360 for (Signature sig : s2) { 5361 set2.add(sig); 5362 } 5363 // Make sure s2 contains all signatures in s1. 5364 if (set1.equals(set2)) { 5365 return PackageManager.SIGNATURE_MATCH; 5366 } 5367 return PackageManager.SIGNATURE_NO_MATCH; 5368 } 5369 5370 /** 5371 * If the database version for this type of package (internal storage or 5372 * external storage) is less than the version where package signatures 5373 * were updated, return true. 5374 */ 5375 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5376 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5377 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5378 } 5379 5380 /** 5381 * Used for backward compatibility to make sure any packages with 5382 * certificate chains get upgraded to the new style. {@code existingSigs} 5383 * will be in the old format (since they were stored on disk from before the 5384 * system upgrade) and {@code scannedSigs} will be in the newer format. 5385 */ 5386 private int compareSignaturesCompat(PackageSignatures existingSigs, 5387 PackageParser.Package scannedPkg) { 5388 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5389 return PackageManager.SIGNATURE_NO_MATCH; 5390 } 5391 5392 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5393 for (Signature sig : existingSigs.mSignatures) { 5394 existingSet.add(sig); 5395 } 5396 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5397 for (Signature sig : scannedPkg.mSignatures) { 5398 try { 5399 Signature[] chainSignatures = sig.getChainSignatures(); 5400 for (Signature chainSig : chainSignatures) { 5401 scannedCompatSet.add(chainSig); 5402 } 5403 } catch (CertificateEncodingException e) { 5404 scannedCompatSet.add(sig); 5405 } 5406 } 5407 /* 5408 * Make sure the expanded scanned set contains all signatures in the 5409 * existing one. 5410 */ 5411 if (scannedCompatSet.equals(existingSet)) { 5412 // Migrate the old signatures to the new scheme. 5413 existingSigs.assignSignatures(scannedPkg.mSignatures); 5414 // The new KeySets will be re-added later in the scanning process. 5415 synchronized (mPackages) { 5416 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5417 } 5418 return PackageManager.SIGNATURE_MATCH; 5419 } 5420 return PackageManager.SIGNATURE_NO_MATCH; 5421 } 5422 5423 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5424 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5425 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5426 } 5427 5428 private int compareSignaturesRecover(PackageSignatures existingSigs, 5429 PackageParser.Package scannedPkg) { 5430 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5431 return PackageManager.SIGNATURE_NO_MATCH; 5432 } 5433 5434 String msg = null; 5435 try { 5436 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5437 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5438 + scannedPkg.packageName); 5439 return PackageManager.SIGNATURE_MATCH; 5440 } 5441 } catch (CertificateException e) { 5442 msg = e.getMessage(); 5443 } 5444 5445 logCriticalInfo(Log.INFO, 5446 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5447 return PackageManager.SIGNATURE_NO_MATCH; 5448 } 5449 5450 @Override 5451 public List<String> getAllPackages() { 5452 synchronized (mPackages) { 5453 return new ArrayList<String>(mPackages.keySet()); 5454 } 5455 } 5456 5457 @Override 5458 public String[] getPackagesForUid(int uid) { 5459 final int userId = UserHandle.getUserId(uid); 5460 uid = UserHandle.getAppId(uid); 5461 // reader 5462 synchronized (mPackages) { 5463 Object obj = mSettings.getUserIdLPr(uid); 5464 if (obj instanceof SharedUserSetting) { 5465 final SharedUserSetting sus = (SharedUserSetting) obj; 5466 final int N = sus.packages.size(); 5467 String[] res = new String[N]; 5468 final Iterator<PackageSetting> it = sus.packages.iterator(); 5469 int i = 0; 5470 while (it.hasNext()) { 5471 PackageSetting ps = it.next(); 5472 if (ps.getInstalled(userId)) { 5473 res[i++] = ps.name; 5474 } else { 5475 res = ArrayUtils.removeElement(String.class, res, res[i]); 5476 } 5477 } 5478 return res; 5479 } else if (obj instanceof PackageSetting) { 5480 final PackageSetting ps = (PackageSetting) obj; 5481 if (ps.getInstalled(userId)) { 5482 return new String[]{ps.name}; 5483 } 5484 } 5485 } 5486 return null; 5487 } 5488 5489 @Override 5490 public String getNameForUid(int uid) { 5491 // reader 5492 synchronized (mPackages) { 5493 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5494 if (obj instanceof SharedUserSetting) { 5495 final SharedUserSetting sus = (SharedUserSetting) obj; 5496 return sus.name + ":" + sus.userId; 5497 } else if (obj instanceof PackageSetting) { 5498 final PackageSetting ps = (PackageSetting) obj; 5499 return ps.name; 5500 } 5501 } 5502 return null; 5503 } 5504 5505 @Override 5506 public int getUidForSharedUser(String sharedUserName) { 5507 if(sharedUserName == null) { 5508 return -1; 5509 } 5510 // reader 5511 synchronized (mPackages) { 5512 SharedUserSetting suid; 5513 try { 5514 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5515 if (suid != null) { 5516 return suid.userId; 5517 } 5518 } catch (PackageManagerException ignore) { 5519 // can't happen, but, still need to catch it 5520 } 5521 return -1; 5522 } 5523 } 5524 5525 @Override 5526 public int getFlagsForUid(int uid) { 5527 synchronized (mPackages) { 5528 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5529 if (obj instanceof SharedUserSetting) { 5530 final SharedUserSetting sus = (SharedUserSetting) obj; 5531 return sus.pkgFlags; 5532 } else if (obj instanceof PackageSetting) { 5533 final PackageSetting ps = (PackageSetting) obj; 5534 return ps.pkgFlags; 5535 } 5536 } 5537 return 0; 5538 } 5539 5540 @Override 5541 public int getPrivateFlagsForUid(int uid) { 5542 synchronized (mPackages) { 5543 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5544 if (obj instanceof SharedUserSetting) { 5545 final SharedUserSetting sus = (SharedUserSetting) obj; 5546 return sus.pkgPrivateFlags; 5547 } else if (obj instanceof PackageSetting) { 5548 final PackageSetting ps = (PackageSetting) obj; 5549 return ps.pkgPrivateFlags; 5550 } 5551 } 5552 return 0; 5553 } 5554 5555 @Override 5556 public boolean isUidPrivileged(int uid) { 5557 uid = UserHandle.getAppId(uid); 5558 // reader 5559 synchronized (mPackages) { 5560 Object obj = mSettings.getUserIdLPr(uid); 5561 if (obj instanceof SharedUserSetting) { 5562 final SharedUserSetting sus = (SharedUserSetting) obj; 5563 final Iterator<PackageSetting> it = sus.packages.iterator(); 5564 while (it.hasNext()) { 5565 if (it.next().isPrivileged()) { 5566 return true; 5567 } 5568 } 5569 } else if (obj instanceof PackageSetting) { 5570 final PackageSetting ps = (PackageSetting) obj; 5571 return ps.isPrivileged(); 5572 } 5573 } 5574 return false; 5575 } 5576 5577 @Override 5578 public String[] getAppOpPermissionPackages(String permissionName) { 5579 synchronized (mPackages) { 5580 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5581 if (pkgs == null) { 5582 return null; 5583 } 5584 return pkgs.toArray(new String[pkgs.size()]); 5585 } 5586 } 5587 5588 @Override 5589 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5590 int flags, int userId) { 5591 return resolveIntentInternal( 5592 intent, resolvedType, flags, userId, false /*includeInstantApp*/); 5593 } 5594 5595 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5596 int flags, int userId, boolean includeInstantApp) { 5597 try { 5598 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5599 5600 if (!sUserManager.exists(userId)) return null; 5601 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 5602 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5603 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5604 5605 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5606 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5607 flags, userId, includeInstantApp); 5608 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5609 5610 final ResolveInfo bestChoice = 5611 chooseBestActivity(intent, resolvedType, flags, query, userId); 5612 return bestChoice; 5613 } finally { 5614 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5615 } 5616 } 5617 5618 @Override 5619 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5620 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5621 throw new SecurityException( 5622 "findPersistentPreferredActivity can only be run by the system"); 5623 } 5624 if (!sUserManager.exists(userId)) { 5625 return null; 5626 } 5627 intent = updateIntentForResolve(intent); 5628 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5629 final int flags = updateFlagsForResolve(0, userId, intent, false); 5630 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5631 userId); 5632 synchronized (mPackages) { 5633 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5634 userId); 5635 } 5636 } 5637 5638 @Override 5639 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5640 IntentFilter filter, int match, ComponentName activity) { 5641 final int userId = UserHandle.getCallingUserId(); 5642 if (DEBUG_PREFERRED) { 5643 Log.v(TAG, "setLastChosenActivity intent=" + intent 5644 + " resolvedType=" + resolvedType 5645 + " flags=" + flags 5646 + " filter=" + filter 5647 + " match=" + match 5648 + " activity=" + activity); 5649 filter.dump(new PrintStreamPrinter(System.out), " "); 5650 } 5651 intent.setComponent(null); 5652 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5653 userId); 5654 // Find any earlier preferred or last chosen entries and nuke them 5655 findPreferredActivity(intent, resolvedType, 5656 flags, query, 0, false, true, false, userId); 5657 // Add the new activity as the last chosen for this filter 5658 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5659 "Setting last chosen"); 5660 } 5661 5662 @Override 5663 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5664 final int userId = UserHandle.getCallingUserId(); 5665 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5666 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5667 userId); 5668 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5669 false, false, false, userId); 5670 } 5671 5672 /** 5673 * Returns whether or not instant apps have been disabled remotely. 5674 * <p><em>IMPORTANT</em> This should not be called with the package manager lock 5675 * held. Otherwise we run the risk of deadlock. 5676 */ 5677 private boolean isEphemeralDisabled() { 5678 // ephemeral apps have been disabled across the board 5679 if (DISABLE_EPHEMERAL_APPS) { 5680 return true; 5681 } 5682 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5683 if (!mSystemReady) { 5684 return true; 5685 } 5686 // we can't get a content resolver until the system is ready; these checks must happen last 5687 final ContentResolver resolver = mContext.getContentResolver(); 5688 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5689 return true; 5690 } 5691 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5692 } 5693 5694 private boolean isEphemeralAllowed( 5695 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5696 boolean skipPackageCheck) { 5697 final int callingUser = UserHandle.getCallingUserId(); 5698 if (callingUser != UserHandle.USER_SYSTEM) { 5699 return false; 5700 } 5701 if (mInstantAppResolverConnection == null) { 5702 return false; 5703 } 5704 if (mInstantAppInstallerComponent == null) { 5705 return false; 5706 } 5707 if (intent.getComponent() != null) { 5708 return false; 5709 } 5710 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5711 return false; 5712 } 5713 if (!skipPackageCheck && intent.getPackage() != null) { 5714 return false; 5715 } 5716 final boolean isWebUri = hasWebURI(intent); 5717 if (!isWebUri || intent.getData().getHost() == null) { 5718 return false; 5719 } 5720 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5721 // Or if there's already an ephemeral app installed that handles the action 5722 synchronized (mPackages) { 5723 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5724 for (int n = 0; n < count; n++) { 5725 ResolveInfo info = resolvedActivities.get(n); 5726 String packageName = info.activityInfo.packageName; 5727 PackageSetting ps = mSettings.mPackages.get(packageName); 5728 if (ps != null) { 5729 // Try to get the status from User settings first 5730 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5731 int status = (int) (packedStatus >> 32); 5732 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5733 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5734 if (DEBUG_EPHEMERAL) { 5735 Slog.v(TAG, "DENY ephemeral apps;" 5736 + " pkg: " + packageName + ", status: " + status); 5737 } 5738 return false; 5739 } 5740 if (ps.getInstantApp(userId)) { 5741 if (DEBUG_EPHEMERAL) { 5742 Slog.v(TAG, "DENY instant app installed;" 5743 + " pkg: " + packageName); 5744 } 5745 return false; 5746 } 5747 } 5748 } 5749 } 5750 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5751 return true; 5752 } 5753 5754 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5755 Intent origIntent, String resolvedType, String callingPackage, 5756 int userId) { 5757 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5758 new InstantAppRequest(responseObj, origIntent, resolvedType, 5759 callingPackage, userId)); 5760 mHandler.sendMessage(msg); 5761 } 5762 5763 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5764 int flags, List<ResolveInfo> query, int userId) { 5765 if (query != null) { 5766 final int N = query.size(); 5767 if (N == 1) { 5768 return query.get(0); 5769 } else if (N > 1) { 5770 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5771 // If there is more than one activity with the same priority, 5772 // then let the user decide between them. 5773 ResolveInfo r0 = query.get(0); 5774 ResolveInfo r1 = query.get(1); 5775 if (DEBUG_INTENT_MATCHING || debug) { 5776 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5777 + r1.activityInfo.name + "=" + r1.priority); 5778 } 5779 // If the first activity has a higher priority, or a different 5780 // default, then it is always desirable to pick it. 5781 if (r0.priority != r1.priority 5782 || r0.preferredOrder != r1.preferredOrder 5783 || r0.isDefault != r1.isDefault) { 5784 return query.get(0); 5785 } 5786 // If we have saved a preference for a preferred activity for 5787 // this Intent, use that. 5788 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5789 flags, query, r0.priority, true, false, debug, userId); 5790 if (ri != null) { 5791 return ri; 5792 } 5793 // If we have an ephemeral app, use it 5794 for (int i = 0; i < N; i++) { 5795 ri = query.get(i); 5796 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5797 return ri; 5798 } 5799 } 5800 ri = new ResolveInfo(mResolveInfo); 5801 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5802 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5803 // If all of the options come from the same package, show the application's 5804 // label and icon instead of the generic resolver's. 5805 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5806 // and then throw away the ResolveInfo itself, meaning that the caller loses 5807 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5808 // a fallback for this case; we only set the target package's resources on 5809 // the ResolveInfo, not the ActivityInfo. 5810 final String intentPackage = intent.getPackage(); 5811 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5812 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5813 ri.resolvePackageName = intentPackage; 5814 if (userNeedsBadging(userId)) { 5815 ri.noResourceId = true; 5816 } else { 5817 ri.icon = appi.icon; 5818 } 5819 ri.iconResourceId = appi.icon; 5820 ri.labelRes = appi.labelRes; 5821 } 5822 ri.activityInfo.applicationInfo = new ApplicationInfo( 5823 ri.activityInfo.applicationInfo); 5824 if (userId != 0) { 5825 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5826 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5827 } 5828 // Make sure that the resolver is displayable in car mode 5829 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5830 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5831 return ri; 5832 } 5833 } 5834 return null; 5835 } 5836 5837 /** 5838 * Return true if the given list is not empty and all of its contents have 5839 * an activityInfo with the given package name. 5840 */ 5841 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5842 if (ArrayUtils.isEmpty(list)) { 5843 return false; 5844 } 5845 for (int i = 0, N = list.size(); i < N; i++) { 5846 final ResolveInfo ri = list.get(i); 5847 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5848 if (ai == null || !packageName.equals(ai.packageName)) { 5849 return false; 5850 } 5851 } 5852 return true; 5853 } 5854 5855 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5856 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5857 final int N = query.size(); 5858 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5859 .get(userId); 5860 // Get the list of persistent preferred activities that handle the intent 5861 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5862 List<PersistentPreferredActivity> pprefs = ppir != null 5863 ? ppir.queryIntent(intent, resolvedType, 5864 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5865 userId) 5866 : null; 5867 if (pprefs != null && pprefs.size() > 0) { 5868 final int M = pprefs.size(); 5869 for (int i=0; i<M; i++) { 5870 final PersistentPreferredActivity ppa = pprefs.get(i); 5871 if (DEBUG_PREFERRED || debug) { 5872 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5873 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5874 + "\n component=" + ppa.mComponent); 5875 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5876 } 5877 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5878 flags | MATCH_DISABLED_COMPONENTS, userId); 5879 if (DEBUG_PREFERRED || debug) { 5880 Slog.v(TAG, "Found persistent preferred activity:"); 5881 if (ai != null) { 5882 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5883 } else { 5884 Slog.v(TAG, " null"); 5885 } 5886 } 5887 if (ai == null) { 5888 // This previously registered persistent preferred activity 5889 // component is no longer known. Ignore it and do NOT remove it. 5890 continue; 5891 } 5892 for (int j=0; j<N; j++) { 5893 final ResolveInfo ri = query.get(j); 5894 if (!ri.activityInfo.applicationInfo.packageName 5895 .equals(ai.applicationInfo.packageName)) { 5896 continue; 5897 } 5898 if (!ri.activityInfo.name.equals(ai.name)) { 5899 continue; 5900 } 5901 // Found a persistent preference that can handle the intent. 5902 if (DEBUG_PREFERRED || debug) { 5903 Slog.v(TAG, "Returning persistent preferred activity: " + 5904 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5905 } 5906 return ri; 5907 } 5908 } 5909 } 5910 return null; 5911 } 5912 5913 // TODO: handle preferred activities missing while user has amnesia 5914 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5915 List<ResolveInfo> query, int priority, boolean always, 5916 boolean removeMatches, boolean debug, int userId) { 5917 if (!sUserManager.exists(userId)) return null; 5918 flags = updateFlagsForResolve(flags, userId, intent, false); 5919 intent = updateIntentForResolve(intent); 5920 // writer 5921 synchronized (mPackages) { 5922 // Try to find a matching persistent preferred activity. 5923 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5924 debug, userId); 5925 5926 // If a persistent preferred activity matched, use it. 5927 if (pri != null) { 5928 return pri; 5929 } 5930 5931 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5932 // Get the list of preferred activities that handle the intent 5933 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5934 List<PreferredActivity> prefs = pir != null 5935 ? pir.queryIntent(intent, resolvedType, 5936 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5937 userId) 5938 : null; 5939 if (prefs != null && prefs.size() > 0) { 5940 boolean changed = false; 5941 try { 5942 // First figure out how good the original match set is. 5943 // We will only allow preferred activities that came 5944 // from the same match quality. 5945 int match = 0; 5946 5947 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5948 5949 final int N = query.size(); 5950 for (int j=0; j<N; j++) { 5951 final ResolveInfo ri = query.get(j); 5952 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5953 + ": 0x" + Integer.toHexString(match)); 5954 if (ri.match > match) { 5955 match = ri.match; 5956 } 5957 } 5958 5959 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5960 + Integer.toHexString(match)); 5961 5962 match &= IntentFilter.MATCH_CATEGORY_MASK; 5963 final int M = prefs.size(); 5964 for (int i=0; i<M; i++) { 5965 final PreferredActivity pa = prefs.get(i); 5966 if (DEBUG_PREFERRED || debug) { 5967 Slog.v(TAG, "Checking PreferredActivity ds=" 5968 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5969 + "\n component=" + pa.mPref.mComponent); 5970 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5971 } 5972 if (pa.mPref.mMatch != match) { 5973 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5974 + Integer.toHexString(pa.mPref.mMatch)); 5975 continue; 5976 } 5977 // If it's not an "always" type preferred activity and that's what we're 5978 // looking for, skip it. 5979 if (always && !pa.mPref.mAlways) { 5980 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5981 continue; 5982 } 5983 final ActivityInfo ai = getActivityInfo( 5984 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5985 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5986 userId); 5987 if (DEBUG_PREFERRED || debug) { 5988 Slog.v(TAG, "Found preferred activity:"); 5989 if (ai != null) { 5990 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5991 } else { 5992 Slog.v(TAG, " null"); 5993 } 5994 } 5995 if (ai == null) { 5996 // This previously registered preferred activity 5997 // component is no longer known. Most likely an update 5998 // to the app was installed and in the new version this 5999 // component no longer exists. Clean it up by removing 6000 // it from the preferred activities list, and skip it. 6001 Slog.w(TAG, "Removing dangling preferred activity: " 6002 + pa.mPref.mComponent); 6003 pir.removeFilter(pa); 6004 changed = true; 6005 continue; 6006 } 6007 for (int j=0; j<N; j++) { 6008 final ResolveInfo ri = query.get(j); 6009 if (!ri.activityInfo.applicationInfo.packageName 6010 .equals(ai.applicationInfo.packageName)) { 6011 continue; 6012 } 6013 if (!ri.activityInfo.name.equals(ai.name)) { 6014 continue; 6015 } 6016 6017 if (removeMatches) { 6018 pir.removeFilter(pa); 6019 changed = true; 6020 if (DEBUG_PREFERRED) { 6021 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6022 } 6023 break; 6024 } 6025 6026 // Okay we found a previously set preferred or last chosen app. 6027 // If the result set is different from when this 6028 // was created, we need to clear it and re-ask the 6029 // user their preference, if we're looking for an "always" type entry. 6030 if (always && !pa.mPref.sameSet(query)) { 6031 Slog.i(TAG, "Result set changed, dropping preferred activity for " 6032 + intent + " type " + resolvedType); 6033 if (DEBUG_PREFERRED) { 6034 Slog.v(TAG, "Removing preferred activity since set changed " 6035 + pa.mPref.mComponent); 6036 } 6037 pir.removeFilter(pa); 6038 // Re-add the filter as a "last chosen" entry (!always) 6039 PreferredActivity lastChosen = new PreferredActivity( 6040 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6041 pir.addFilter(lastChosen); 6042 changed = true; 6043 return null; 6044 } 6045 6046 // Yay! Either the set matched or we're looking for the last chosen 6047 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6048 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6049 return ri; 6050 } 6051 } 6052 } finally { 6053 if (changed) { 6054 if (DEBUG_PREFERRED) { 6055 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6056 } 6057 scheduleWritePackageRestrictionsLocked(userId); 6058 } 6059 } 6060 } 6061 } 6062 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6063 return null; 6064 } 6065 6066 /* 6067 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6068 */ 6069 @Override 6070 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6071 int targetUserId) { 6072 mContext.enforceCallingOrSelfPermission( 6073 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6074 List<CrossProfileIntentFilter> matches = 6075 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6076 if (matches != null) { 6077 int size = matches.size(); 6078 for (int i = 0; i < size; i++) { 6079 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6080 } 6081 } 6082 if (hasWebURI(intent)) { 6083 // cross-profile app linking works only towards the parent. 6084 final UserInfo parent = getProfileParent(sourceUserId); 6085 synchronized(mPackages) { 6086 int flags = updateFlagsForResolve(0, parent.id, intent, false); 6087 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6088 intent, resolvedType, flags, sourceUserId, parent.id); 6089 return xpDomainInfo != null; 6090 } 6091 } 6092 return false; 6093 } 6094 6095 private UserInfo getProfileParent(int userId) { 6096 final long identity = Binder.clearCallingIdentity(); 6097 try { 6098 return sUserManager.getProfileParent(userId); 6099 } finally { 6100 Binder.restoreCallingIdentity(identity); 6101 } 6102 } 6103 6104 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6105 String resolvedType, int userId) { 6106 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6107 if (resolver != null) { 6108 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6109 } 6110 return null; 6111 } 6112 6113 @Override 6114 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6115 String resolvedType, int flags, int userId) { 6116 try { 6117 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6118 6119 return new ParceledListSlice<>( 6120 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6121 } finally { 6122 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6123 } 6124 } 6125 6126 /** 6127 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6128 * instant, returns {@code null}. 6129 */ 6130 private String getInstantAppPackageName(int callingUid) { 6131 // If the caller is an isolated app use the owner's uid for the lookup. 6132 if (Process.isIsolated(callingUid)) { 6133 callingUid = mIsolatedOwners.get(callingUid); 6134 } 6135 final int appId = UserHandle.getAppId(callingUid); 6136 synchronized (mPackages) { 6137 final Object obj = mSettings.getUserIdLPr(appId); 6138 if (obj instanceof PackageSetting) { 6139 final PackageSetting ps = (PackageSetting) obj; 6140 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6141 return isInstantApp ? ps.pkg.packageName : null; 6142 } 6143 } 6144 return null; 6145 } 6146 6147 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6148 String resolvedType, int flags, int userId) { 6149 return queryIntentActivitiesInternal(intent, resolvedType, flags, userId, false); 6150 } 6151 6152 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6153 String resolvedType, int flags, int userId, boolean includeInstantApp) { 6154 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6155 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 6156 flags = updateFlagsForResolve(flags, userId, intent, includeInstantApp); 6157 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6158 false /* requireFullPermission */, false /* checkShell */, 6159 "query intent activities"); 6160 ComponentName comp = intent.getComponent(); 6161 if (comp == null) { 6162 if (intent.getSelector() != null) { 6163 intent = intent.getSelector(); 6164 comp = intent.getComponent(); 6165 } 6166 } 6167 6168 if (comp != null) { 6169 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6170 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6171 if (ai != null) { 6172 // When specifying an explicit component, we prevent the activity from being 6173 // used when either 1) the calling package is normal and the activity is within 6174 // an ephemeral application or 2) the calling package is ephemeral and the 6175 // activity is not visible to ephemeral applications. 6176 final boolean matchInstantApp = 6177 (flags & PackageManager.MATCH_INSTANT) != 0; 6178 final boolean matchVisibleToInstantAppOnly = 6179 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6180 final boolean isCallerInstantApp = 6181 instantAppPkgName != null; 6182 final boolean isTargetSameInstantApp = 6183 comp.getPackageName().equals(instantAppPkgName); 6184 final boolean isTargetInstantApp = 6185 (ai.applicationInfo.privateFlags 6186 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6187 final boolean isTargetHiddenFromInstantApp = 6188 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6189 final boolean blockResolution = 6190 !isTargetSameInstantApp 6191 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6192 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6193 && isTargetHiddenFromInstantApp)); 6194 if (!blockResolution) { 6195 final ResolveInfo ri = new ResolveInfo(); 6196 ri.activityInfo = ai; 6197 list.add(ri); 6198 } 6199 } 6200 return applyPostResolutionFilter(list, instantAppPkgName); 6201 } 6202 6203 // reader 6204 boolean sortResult = false; 6205 boolean addEphemeral = false; 6206 List<ResolveInfo> result; 6207 final String pkgName = intent.getPackage(); 6208 final boolean ephemeralDisabled = isEphemeralDisabled(); 6209 synchronized (mPackages) { 6210 if (pkgName == null) { 6211 List<CrossProfileIntentFilter> matchingFilters = 6212 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6213 // Check for results that need to skip the current profile. 6214 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6215 resolvedType, flags, userId); 6216 if (xpResolveInfo != null) { 6217 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6218 xpResult.add(xpResolveInfo); 6219 return applyPostResolutionFilter( 6220 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6221 } 6222 6223 // Check for results in the current profile. 6224 result = filterIfNotSystemUser(mActivities.queryIntent( 6225 intent, resolvedType, flags, userId), userId); 6226 addEphemeral = !ephemeralDisabled 6227 && isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6228 // Check for cross profile results. 6229 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6230 xpResolveInfo = queryCrossProfileIntents( 6231 matchingFilters, intent, resolvedType, flags, userId, 6232 hasNonNegativePriorityResult); 6233 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6234 boolean isVisibleToUser = filterIfNotSystemUser( 6235 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6236 if (isVisibleToUser) { 6237 result.add(xpResolveInfo); 6238 sortResult = true; 6239 } 6240 } 6241 if (hasWebURI(intent)) { 6242 CrossProfileDomainInfo xpDomainInfo = null; 6243 final UserInfo parent = getProfileParent(userId); 6244 if (parent != null) { 6245 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6246 flags, userId, parent.id); 6247 } 6248 if (xpDomainInfo != null) { 6249 if (xpResolveInfo != null) { 6250 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6251 // in the result. 6252 result.remove(xpResolveInfo); 6253 } 6254 if (result.size() == 0 && !addEphemeral) { 6255 // No result in current profile, but found candidate in parent user. 6256 // And we are not going to add emphemeral app, so we can return the 6257 // result straight away. 6258 result.add(xpDomainInfo.resolveInfo); 6259 return applyPostResolutionFilter(result, instantAppPkgName); 6260 } 6261 } else if (result.size() <= 1 && !addEphemeral) { 6262 // No result in parent user and <= 1 result in current profile, and we 6263 // are not going to add emphemeral app, so we can return the result without 6264 // further processing. 6265 return applyPostResolutionFilter(result, instantAppPkgName); 6266 } 6267 // We have more than one candidate (combining results from current and parent 6268 // profile), so we need filtering and sorting. 6269 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6270 intent, flags, result, xpDomainInfo, userId); 6271 sortResult = true; 6272 } 6273 } else { 6274 final PackageParser.Package pkg = mPackages.get(pkgName); 6275 if (pkg != null) { 6276 return applyPostResolutionFilter(filterIfNotSystemUser( 6277 mActivities.queryIntentForPackage( 6278 intent, resolvedType, flags, pkg.activities, userId), 6279 userId), instantAppPkgName); 6280 } else { 6281 // the caller wants to resolve for a particular package; however, there 6282 // were no installed results, so, try to find an ephemeral result 6283 addEphemeral = !ephemeralDisabled 6284 && isEphemeralAllowed( 6285 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6286 result = new ArrayList<ResolveInfo>(); 6287 } 6288 } 6289 } 6290 if (addEphemeral) { 6291 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6292 final InstantAppRequest requestObject = new InstantAppRequest( 6293 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6294 null /*callingPackage*/, userId); 6295 final AuxiliaryResolveInfo auxiliaryResponse = 6296 InstantAppResolver.doInstantAppResolutionPhaseOne( 6297 mContext, mInstantAppResolverConnection, requestObject); 6298 if (auxiliaryResponse != null) { 6299 if (DEBUG_EPHEMERAL) { 6300 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6301 } 6302 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6303 ephemeralInstaller.activityInfo = new ActivityInfo(mInstantAppInstallerActivity); 6304 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6305 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6306 // make sure this resolver is the default 6307 ephemeralInstaller.isDefault = true; 6308 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6309 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6310 // add a non-generic filter 6311 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6312 ephemeralInstaller.filter.addDataPath( 6313 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6314 ephemeralInstaller.instantAppAvailable = true; 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 int uid = Binder.getCallingUid(); 7308 if (Process.isIsolated(uid)) { 7309 uid = mIsolatedOwners.get(uid); 7310 } 7311 7312 synchronized (mPackages) { 7313 final PackageSetting ps = mSettings.mPackages.get(packageName); 7314 PackageParser.Package pkg = mPackages.get(packageName); 7315 final boolean returnAllowed = 7316 ps != null 7317 && (isCallerSameApp(packageName, uid) 7318 || mContext.checkCallingOrSelfPermission( 7319 android.Manifest.permission.ACCESS_INSTANT_APPS) 7320 == PERMISSION_GRANTED 7321 || mInstantAppRegistry.isInstantAccessGranted( 7322 userId, UserHandle.getAppId(uid), ps.appId)); 7323 if (returnAllowed) { 7324 return ps.getInstantApp(userId); 7325 } 7326 } 7327 return false; 7328 } 7329 7330 @Override 7331 public byte[] getInstantAppCookie(String packageName, int userId) { 7332 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7333 return null; 7334 } 7335 7336 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7337 true /* requireFullPermission */, false /* checkShell */, 7338 "getInstantAppCookie"); 7339 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7340 return null; 7341 } 7342 synchronized (mPackages) { 7343 return mInstantAppRegistry.getInstantAppCookieLPw( 7344 packageName, userId); 7345 } 7346 } 7347 7348 @Override 7349 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7350 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7351 return true; 7352 } 7353 7354 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7355 true /* requireFullPermission */, true /* checkShell */, 7356 "setInstantAppCookie"); 7357 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7358 return false; 7359 } 7360 synchronized (mPackages) { 7361 return mInstantAppRegistry.setInstantAppCookieLPw( 7362 packageName, cookie, userId); 7363 } 7364 } 7365 7366 @Override 7367 public Bitmap getInstantAppIcon(String packageName, int userId) { 7368 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7369 return null; 7370 } 7371 7372 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7373 "getInstantAppIcon"); 7374 7375 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7376 true /* requireFullPermission */, false /* checkShell */, 7377 "getInstantAppIcon"); 7378 7379 synchronized (mPackages) { 7380 return mInstantAppRegistry.getInstantAppIconLPw( 7381 packageName, userId); 7382 } 7383 } 7384 7385 private boolean isCallerSameApp(String packageName, int uid) { 7386 PackageParser.Package pkg = mPackages.get(packageName); 7387 return pkg != null 7388 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7389 } 7390 7391 @Override 7392 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7393 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7394 } 7395 7396 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7397 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7398 7399 // reader 7400 synchronized (mPackages) { 7401 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7402 final int userId = UserHandle.getCallingUserId(); 7403 while (i.hasNext()) { 7404 final PackageParser.Package p = i.next(); 7405 if (p.applicationInfo == null) continue; 7406 7407 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7408 && !p.applicationInfo.isDirectBootAware(); 7409 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7410 && p.applicationInfo.isDirectBootAware(); 7411 7412 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7413 && (!mSafeMode || isSystemApp(p)) 7414 && (matchesUnaware || matchesAware)) { 7415 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7416 if (ps != null) { 7417 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7418 ps.readUserState(userId), userId); 7419 if (ai != null) { 7420 rebaseEnabledOverlays(ai, userId); 7421 finalList.add(ai); 7422 } 7423 } 7424 } 7425 } 7426 } 7427 7428 return finalList; 7429 } 7430 7431 @Override 7432 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7433 if (!sUserManager.exists(userId)) return null; 7434 flags = updateFlagsForComponent(flags, userId, name); 7435 // reader 7436 synchronized (mPackages) { 7437 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7438 PackageSetting ps = provider != null 7439 ? mSettings.mPackages.get(provider.owner.packageName) 7440 : null; 7441 return ps != null 7442 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7443 ? PackageParser.generateProviderInfo(provider, flags, 7444 ps.readUserState(userId), userId) 7445 : null; 7446 } 7447 } 7448 7449 /** 7450 * @deprecated 7451 */ 7452 @Deprecated 7453 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7454 // reader 7455 synchronized (mPackages) { 7456 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7457 .entrySet().iterator(); 7458 final int userId = UserHandle.getCallingUserId(); 7459 while (i.hasNext()) { 7460 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7461 PackageParser.Provider p = entry.getValue(); 7462 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7463 7464 if (ps != null && p.syncable 7465 && (!mSafeMode || (p.info.applicationInfo.flags 7466 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7467 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7468 ps.readUserState(userId), userId); 7469 if (info != null) { 7470 outNames.add(entry.getKey()); 7471 outInfo.add(info); 7472 } 7473 } 7474 } 7475 } 7476 } 7477 7478 @Override 7479 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7480 int uid, int flags, String metaDataKey) { 7481 final int userId = processName != null ? UserHandle.getUserId(uid) 7482 : UserHandle.getCallingUserId(); 7483 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7484 flags = updateFlagsForComponent(flags, userId, processName); 7485 7486 ArrayList<ProviderInfo> finalList = null; 7487 // reader 7488 synchronized (mPackages) { 7489 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7490 while (i.hasNext()) { 7491 final PackageParser.Provider p = i.next(); 7492 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7493 if (ps != null && p.info.authority != null 7494 && (processName == null 7495 || (p.info.processName.equals(processName) 7496 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7497 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7498 7499 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7500 // parameter. 7501 if (metaDataKey != null 7502 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7503 continue; 7504 } 7505 7506 if (finalList == null) { 7507 finalList = new ArrayList<ProviderInfo>(3); 7508 } 7509 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7510 ps.readUserState(userId), userId); 7511 if (info != null) { 7512 finalList.add(info); 7513 } 7514 } 7515 } 7516 } 7517 7518 if (finalList != null) { 7519 Collections.sort(finalList, mProviderInitOrderSorter); 7520 return new ParceledListSlice<ProviderInfo>(finalList); 7521 } 7522 7523 return ParceledListSlice.emptyList(); 7524 } 7525 7526 @Override 7527 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7528 // reader 7529 synchronized (mPackages) { 7530 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7531 return PackageParser.generateInstrumentationInfo(i, flags); 7532 } 7533 } 7534 7535 @Override 7536 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7537 String targetPackage, int flags) { 7538 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7539 } 7540 7541 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7542 int flags) { 7543 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7544 7545 // reader 7546 synchronized (mPackages) { 7547 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7548 while (i.hasNext()) { 7549 final PackageParser.Instrumentation p = i.next(); 7550 if (targetPackage == null 7551 || targetPackage.equals(p.info.targetPackage)) { 7552 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7553 flags); 7554 if (ii != null) { 7555 finalList.add(ii); 7556 } 7557 } 7558 } 7559 } 7560 7561 return finalList; 7562 } 7563 7564 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7565 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7566 try { 7567 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7568 } finally { 7569 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7570 } 7571 } 7572 7573 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7574 final File[] files = dir.listFiles(); 7575 if (ArrayUtils.isEmpty(files)) { 7576 Log.d(TAG, "No files in app dir " + dir); 7577 return; 7578 } 7579 7580 if (DEBUG_PACKAGE_SCANNING) { 7581 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7582 + " flags=0x" + Integer.toHexString(parseFlags)); 7583 } 7584 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7585 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, mPackageParserCallback); 7586 7587 // Submit files for parsing in parallel 7588 int fileCount = 0; 7589 for (File file : files) { 7590 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7591 && !PackageInstallerService.isStageName(file.getName()); 7592 if (!isPackage) { 7593 // Ignore entries which are not packages 7594 continue; 7595 } 7596 parallelPackageParser.submit(file, parseFlags); 7597 fileCount++; 7598 } 7599 7600 // Process results one by one 7601 for (; fileCount > 0; fileCount--) { 7602 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7603 Throwable throwable = parseResult.throwable; 7604 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7605 7606 if (throwable == null) { 7607 // Static shared libraries have synthetic package names 7608 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7609 renameStaticSharedLibraryPackage(parseResult.pkg); 7610 } 7611 try { 7612 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7613 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7614 currentTime, null); 7615 } 7616 } catch (PackageManagerException e) { 7617 errorCode = e.error; 7618 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7619 } 7620 } else if (throwable instanceof PackageParser.PackageParserException) { 7621 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7622 throwable; 7623 errorCode = e.error; 7624 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7625 } else { 7626 throw new IllegalStateException("Unexpected exception occurred while parsing " 7627 + parseResult.scanFile, throwable); 7628 } 7629 7630 // Delete invalid userdata apps 7631 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7632 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7633 logCriticalInfo(Log.WARN, 7634 "Deleting invalid package at " + parseResult.scanFile); 7635 removeCodePathLI(parseResult.scanFile); 7636 } 7637 } 7638 parallelPackageParser.close(); 7639 } 7640 7641 private static File getSettingsProblemFile() { 7642 File dataDir = Environment.getDataDirectory(); 7643 File systemDir = new File(dataDir, "system"); 7644 File fname = new File(systemDir, "uiderrors.txt"); 7645 return fname; 7646 } 7647 7648 static void reportSettingsProblem(int priority, String msg) { 7649 logCriticalInfo(priority, msg); 7650 } 7651 7652 public static void logCriticalInfo(int priority, String msg) { 7653 Slog.println(priority, TAG, msg); 7654 EventLogTags.writePmCriticalInfo(msg); 7655 try { 7656 File fname = getSettingsProblemFile(); 7657 FileOutputStream out = new FileOutputStream(fname, true); 7658 PrintWriter pw = new FastPrintWriter(out); 7659 SimpleDateFormat formatter = new SimpleDateFormat(); 7660 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7661 pw.println(dateString + ": " + msg); 7662 pw.close(); 7663 FileUtils.setPermissions( 7664 fname.toString(), 7665 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7666 -1, -1); 7667 } catch (java.io.IOException e) { 7668 } 7669 } 7670 7671 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7672 if (srcFile.isDirectory()) { 7673 final File baseFile = new File(pkg.baseCodePath); 7674 long maxModifiedTime = baseFile.lastModified(); 7675 if (pkg.splitCodePaths != null) { 7676 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7677 final File splitFile = new File(pkg.splitCodePaths[i]); 7678 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7679 } 7680 } 7681 return maxModifiedTime; 7682 } 7683 return srcFile.lastModified(); 7684 } 7685 7686 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7687 final int policyFlags) throws PackageManagerException { 7688 // When upgrading from pre-N MR1, verify the package time stamp using the package 7689 // directory and not the APK file. 7690 final long lastModifiedTime = mIsPreNMR1Upgrade 7691 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7692 if (ps != null 7693 && ps.codePath.equals(srcFile) 7694 && ps.timeStamp == lastModifiedTime 7695 && !isCompatSignatureUpdateNeeded(pkg) 7696 && !isRecoverSignatureUpdateNeeded(pkg)) { 7697 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7698 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7699 ArraySet<PublicKey> signingKs; 7700 synchronized (mPackages) { 7701 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7702 } 7703 if (ps.signatures.mSignatures != null 7704 && ps.signatures.mSignatures.length != 0 7705 && signingKs != null) { 7706 // Optimization: reuse the existing cached certificates 7707 // if the package appears to be unchanged. 7708 pkg.mSignatures = ps.signatures.mSignatures; 7709 pkg.mSigningKeys = signingKs; 7710 return; 7711 } 7712 7713 Slog.w(TAG, "PackageSetting for " + ps.name 7714 + " is missing signatures. Collecting certs again to recover them."); 7715 } else { 7716 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7717 } 7718 7719 try { 7720 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7721 PackageParser.collectCertificates(pkg, policyFlags); 7722 } catch (PackageParserException e) { 7723 throw PackageManagerException.from(e); 7724 } finally { 7725 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7726 } 7727 } 7728 7729 /** 7730 * Traces a package scan. 7731 * @see #scanPackageLI(File, int, int, long, UserHandle) 7732 */ 7733 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7734 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7735 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7736 try { 7737 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7738 } finally { 7739 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7740 } 7741 } 7742 7743 /** 7744 * Scans a package and returns the newly parsed package. 7745 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7746 */ 7747 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7748 long currentTime, UserHandle user) throws PackageManagerException { 7749 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7750 PackageParser pp = new PackageParser(); 7751 pp.setSeparateProcesses(mSeparateProcesses); 7752 pp.setOnlyCoreApps(mOnlyCore); 7753 pp.setDisplayMetrics(mMetrics); 7754 pp.setCallback(mPackageParserCallback); 7755 7756 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7757 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7758 } 7759 7760 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7761 final PackageParser.Package pkg; 7762 try { 7763 pkg = pp.parsePackage(scanFile, parseFlags); 7764 } catch (PackageParserException e) { 7765 throw PackageManagerException.from(e); 7766 } finally { 7767 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7768 } 7769 7770 // Static shared libraries have synthetic package names 7771 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7772 renameStaticSharedLibraryPackage(pkg); 7773 } 7774 7775 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7776 } 7777 7778 /** 7779 * Scans a package and returns the newly parsed package. 7780 * @throws PackageManagerException on a parse error. 7781 */ 7782 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7783 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7784 throws PackageManagerException { 7785 // If the package has children and this is the first dive in the function 7786 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7787 // packages (parent and children) would be successfully scanned before the 7788 // actual scan since scanning mutates internal state and we want to atomically 7789 // install the package and its children. 7790 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7791 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7792 scanFlags |= SCAN_CHECK_ONLY; 7793 } 7794 } else { 7795 scanFlags &= ~SCAN_CHECK_ONLY; 7796 } 7797 7798 // Scan the parent 7799 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7800 scanFlags, currentTime, user); 7801 7802 // Scan the children 7803 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7804 for (int i = 0; i < childCount; i++) { 7805 PackageParser.Package childPackage = pkg.childPackages.get(i); 7806 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7807 currentTime, user); 7808 } 7809 7810 7811 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7812 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7813 } 7814 7815 return scannedPkg; 7816 } 7817 7818 /** 7819 * Scans a package and returns the newly parsed package. 7820 * @throws PackageManagerException on a parse error. 7821 */ 7822 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7823 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7824 throws PackageManagerException { 7825 PackageSetting ps = null; 7826 PackageSetting updatedPkg; 7827 // reader 7828 synchronized (mPackages) { 7829 // Look to see if we already know about this package. 7830 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7831 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7832 // This package has been renamed to its original name. Let's 7833 // use that. 7834 ps = mSettings.getPackageLPr(oldName); 7835 } 7836 // If there was no original package, see one for the real package name. 7837 if (ps == null) { 7838 ps = mSettings.getPackageLPr(pkg.packageName); 7839 } 7840 // Check to see if this package could be hiding/updating a system 7841 // package. Must look for it either under the original or real 7842 // package name depending on our state. 7843 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7844 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7845 7846 // If this is a package we don't know about on the system partition, we 7847 // may need to remove disabled child packages on the system partition 7848 // or may need to not add child packages if the parent apk is updated 7849 // on the data partition and no longer defines this child package. 7850 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7851 // If this is a parent package for an updated system app and this system 7852 // app got an OTA update which no longer defines some of the child packages 7853 // we have to prune them from the disabled system packages. 7854 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7855 if (disabledPs != null) { 7856 final int scannedChildCount = (pkg.childPackages != null) 7857 ? pkg.childPackages.size() : 0; 7858 final int disabledChildCount = disabledPs.childPackageNames != null 7859 ? disabledPs.childPackageNames.size() : 0; 7860 for (int i = 0; i < disabledChildCount; i++) { 7861 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7862 boolean disabledPackageAvailable = false; 7863 for (int j = 0; j < scannedChildCount; j++) { 7864 PackageParser.Package childPkg = pkg.childPackages.get(j); 7865 if (childPkg.packageName.equals(disabledChildPackageName)) { 7866 disabledPackageAvailable = true; 7867 break; 7868 } 7869 } 7870 if (!disabledPackageAvailable) { 7871 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7872 } 7873 } 7874 } 7875 } 7876 } 7877 7878 boolean updatedPkgBetter = false; 7879 // First check if this is a system package that may involve an update 7880 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7881 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7882 // it needs to drop FLAG_PRIVILEGED. 7883 if (locationIsPrivileged(scanFile)) { 7884 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7885 } else { 7886 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7887 } 7888 7889 if (ps != null && !ps.codePath.equals(scanFile)) { 7890 // The path has changed from what was last scanned... check the 7891 // version of the new path against what we have stored to determine 7892 // what to do. 7893 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7894 if (pkg.mVersionCode <= ps.versionCode) { 7895 // The system package has been updated and the code path does not match 7896 // Ignore entry. Skip it. 7897 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7898 + " ignored: updated version " + ps.versionCode 7899 + " better than this " + pkg.mVersionCode); 7900 if (!updatedPkg.codePath.equals(scanFile)) { 7901 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7902 + ps.name + " changing from " + updatedPkg.codePathString 7903 + " to " + scanFile); 7904 updatedPkg.codePath = scanFile; 7905 updatedPkg.codePathString = scanFile.toString(); 7906 updatedPkg.resourcePath = scanFile; 7907 updatedPkg.resourcePathString = scanFile.toString(); 7908 } 7909 updatedPkg.pkg = pkg; 7910 updatedPkg.versionCode = pkg.mVersionCode; 7911 7912 // Update the disabled system child packages to point to the package too. 7913 final int childCount = updatedPkg.childPackageNames != null 7914 ? updatedPkg.childPackageNames.size() : 0; 7915 for (int i = 0; i < childCount; i++) { 7916 String childPackageName = updatedPkg.childPackageNames.get(i); 7917 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7918 childPackageName); 7919 if (updatedChildPkg != null) { 7920 updatedChildPkg.pkg = pkg; 7921 updatedChildPkg.versionCode = pkg.mVersionCode; 7922 } 7923 } 7924 7925 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7926 + scanFile + " ignored: updated version " + ps.versionCode 7927 + " better than this " + pkg.mVersionCode); 7928 } else { 7929 // The current app on the system partition is better than 7930 // what we have updated to on the data partition; switch 7931 // back to the system partition version. 7932 // At this point, its safely assumed that package installation for 7933 // apps in system partition will go through. If not there won't be a working 7934 // version of the app 7935 // writer 7936 synchronized (mPackages) { 7937 // Just remove the loaded entries from package lists. 7938 mPackages.remove(ps.name); 7939 } 7940 7941 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7942 + " reverting from " + ps.codePathString 7943 + ": new version " + pkg.mVersionCode 7944 + " better than installed " + ps.versionCode); 7945 7946 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7947 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7948 synchronized (mInstallLock) { 7949 args.cleanUpResourcesLI(); 7950 } 7951 synchronized (mPackages) { 7952 mSettings.enableSystemPackageLPw(ps.name); 7953 } 7954 updatedPkgBetter = true; 7955 } 7956 } 7957 } 7958 7959 if (updatedPkg != null) { 7960 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7961 // initially 7962 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7963 7964 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7965 // flag set initially 7966 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7967 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7968 } 7969 } 7970 7971 // Verify certificates against what was last scanned 7972 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7973 7974 /* 7975 * A new system app appeared, but we already had a non-system one of the 7976 * same name installed earlier. 7977 */ 7978 boolean shouldHideSystemApp = false; 7979 if (updatedPkg == null && ps != null 7980 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7981 /* 7982 * Check to make sure the signatures match first. If they don't, 7983 * wipe the installed application and its data. 7984 */ 7985 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7986 != PackageManager.SIGNATURE_MATCH) { 7987 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7988 + " signatures don't match existing userdata copy; removing"); 7989 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7990 "scanPackageInternalLI")) { 7991 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7992 } 7993 ps = null; 7994 } else { 7995 /* 7996 * If the newly-added system app is an older version than the 7997 * already installed version, hide it. It will be scanned later 7998 * and re-added like an update. 7999 */ 8000 if (pkg.mVersionCode <= ps.versionCode) { 8001 shouldHideSystemApp = true; 8002 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8003 + " but new version " + pkg.mVersionCode + " better than installed " 8004 + ps.versionCode + "; hiding system"); 8005 } else { 8006 /* 8007 * The newly found system app is a newer version that the 8008 * one previously installed. Simply remove the 8009 * already-installed application and replace it with our own 8010 * while keeping the application data. 8011 */ 8012 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8013 + " reverting from " + ps.codePathString + ": new version " 8014 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8015 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8016 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8017 synchronized (mInstallLock) { 8018 args.cleanUpResourcesLI(); 8019 } 8020 } 8021 } 8022 } 8023 8024 // The apk is forward locked (not public) if its code and resources 8025 // are kept in different files. (except for app in either system or 8026 // vendor path). 8027 // TODO grab this value from PackageSettings 8028 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8029 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8030 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8031 } 8032 } 8033 8034 // TODO: extend to support forward-locked splits 8035 String resourcePath = null; 8036 String baseResourcePath = null; 8037 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 8038 if (ps != null && ps.resourcePathString != null) { 8039 resourcePath = ps.resourcePathString; 8040 baseResourcePath = ps.resourcePathString; 8041 } else { 8042 // Should not happen at all. Just log an error. 8043 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8044 } 8045 } else { 8046 resourcePath = pkg.codePath; 8047 baseResourcePath = pkg.baseCodePath; 8048 } 8049 8050 // Set application objects path explicitly. 8051 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8052 pkg.setApplicationInfoCodePath(pkg.codePath); 8053 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8054 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8055 pkg.setApplicationInfoResourcePath(resourcePath); 8056 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8057 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8058 8059 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8060 if (ps != null && ps.getInstantApp(userId)) { 8061 scanFlags |= SCAN_AS_INSTANT_APP; 8062 } 8063 8064 // Note that we invoke the following method only if we are about to unpack an application 8065 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8066 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8067 8068 /* 8069 * If the system app should be overridden by a previously installed 8070 * data, hide the system app now and let the /data/app scan pick it up 8071 * again. 8072 */ 8073 if (shouldHideSystemApp) { 8074 synchronized (mPackages) { 8075 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8076 } 8077 } 8078 8079 return scannedPkg; 8080 } 8081 8082 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8083 // Derive the new package synthetic package name 8084 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8085 + pkg.staticSharedLibVersion); 8086 } 8087 8088 private static String fixProcessName(String defProcessName, 8089 String processName) { 8090 if (processName == null) { 8091 return defProcessName; 8092 } 8093 return processName; 8094 } 8095 8096 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8097 throws PackageManagerException { 8098 if (pkgSetting.signatures.mSignatures != null) { 8099 // Already existing package. Make sure signatures match 8100 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8101 == PackageManager.SIGNATURE_MATCH; 8102 if (!match) { 8103 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8104 == PackageManager.SIGNATURE_MATCH; 8105 } 8106 if (!match) { 8107 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8108 == PackageManager.SIGNATURE_MATCH; 8109 } 8110 if (!match) { 8111 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8112 + pkg.packageName + " signatures do not match the " 8113 + "previously installed version; ignoring!"); 8114 } 8115 } 8116 8117 // Check for shared user signatures 8118 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8119 // Already existing package. Make sure signatures match 8120 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8121 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8122 if (!match) { 8123 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8124 == PackageManager.SIGNATURE_MATCH; 8125 } 8126 if (!match) { 8127 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8128 == PackageManager.SIGNATURE_MATCH; 8129 } 8130 if (!match) { 8131 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8132 "Package " + pkg.packageName 8133 + " has no signatures that match those in shared user " 8134 + pkgSetting.sharedUser.name + "; ignoring!"); 8135 } 8136 } 8137 } 8138 8139 /** 8140 * Enforces that only the system UID or root's UID can call a method exposed 8141 * via Binder. 8142 * 8143 * @param message used as message if SecurityException is thrown 8144 * @throws SecurityException if the caller is not system or root 8145 */ 8146 private static final void enforceSystemOrRoot(String message) { 8147 final int uid = Binder.getCallingUid(); 8148 if (uid != Process.SYSTEM_UID && uid != 0) { 8149 throw new SecurityException(message); 8150 } 8151 } 8152 8153 @Override 8154 public void performFstrimIfNeeded() { 8155 enforceSystemOrRoot("Only the system can request fstrim"); 8156 8157 // Before everything else, see whether we need to fstrim. 8158 try { 8159 IStorageManager sm = PackageHelper.getStorageManager(); 8160 if (sm != null) { 8161 boolean doTrim = false; 8162 final long interval = android.provider.Settings.Global.getLong( 8163 mContext.getContentResolver(), 8164 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8165 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8166 if (interval > 0) { 8167 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8168 if (timeSinceLast > interval) { 8169 doTrim = true; 8170 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8171 + "; running immediately"); 8172 } 8173 } 8174 if (doTrim) { 8175 final boolean dexOptDialogShown; 8176 synchronized (mPackages) { 8177 dexOptDialogShown = mDexOptDialogShown; 8178 } 8179 if (!isFirstBoot() && dexOptDialogShown) { 8180 try { 8181 ActivityManager.getService().showBootMessage( 8182 mContext.getResources().getString( 8183 R.string.android_upgrading_fstrim), true); 8184 } catch (RemoteException e) { 8185 } 8186 } 8187 sm.runMaintenance(); 8188 } 8189 } else { 8190 Slog.e(TAG, "storageManager service unavailable!"); 8191 } 8192 } catch (RemoteException e) { 8193 // Can't happen; StorageManagerService is local 8194 } 8195 } 8196 8197 @Override 8198 public void updatePackagesIfNeeded() { 8199 enforceSystemOrRoot("Only the system can request package update"); 8200 8201 // We need to re-extract after an OTA. 8202 boolean causeUpgrade = isUpgrade(); 8203 8204 // First boot or factory reset. 8205 // Note: we also handle devices that are upgrading to N right now as if it is their 8206 // first boot, as they do not have profile data. 8207 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8208 8209 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8210 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8211 8212 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8213 return; 8214 } 8215 8216 List<PackageParser.Package> pkgs; 8217 synchronized (mPackages) { 8218 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8219 } 8220 8221 final long startTime = System.nanoTime(); 8222 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8223 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8224 8225 final int elapsedTimeSeconds = 8226 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8227 8228 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8229 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8230 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8231 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8232 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8233 } 8234 8235 /** 8236 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8237 * containing statistics about the invocation. The array consists of three elements, 8238 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8239 * and {@code numberOfPackagesFailed}. 8240 */ 8241 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8242 String compilerFilter) { 8243 8244 int numberOfPackagesVisited = 0; 8245 int numberOfPackagesOptimized = 0; 8246 int numberOfPackagesSkipped = 0; 8247 int numberOfPackagesFailed = 0; 8248 final int numberOfPackagesToDexopt = pkgs.size(); 8249 8250 for (PackageParser.Package pkg : pkgs) { 8251 numberOfPackagesVisited++; 8252 8253 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8254 if (DEBUG_DEXOPT) { 8255 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8256 } 8257 numberOfPackagesSkipped++; 8258 continue; 8259 } 8260 8261 if (DEBUG_DEXOPT) { 8262 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8263 numberOfPackagesToDexopt + ": " + pkg.packageName); 8264 } 8265 8266 if (showDialog) { 8267 try { 8268 ActivityManager.getService().showBootMessage( 8269 mContext.getResources().getString(R.string.android_upgrading_apk, 8270 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8271 } catch (RemoteException e) { 8272 } 8273 synchronized (mPackages) { 8274 mDexOptDialogShown = true; 8275 } 8276 } 8277 8278 // If the OTA updates a system app which was previously preopted to a non-preopted state 8279 // the app might end up being verified at runtime. That's because by default the apps 8280 // are verify-profile but for preopted apps there's no profile. 8281 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8282 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8283 // filter (by default interpret-only). 8284 // Note that at this stage unused apps are already filtered. 8285 if (isSystemApp(pkg) && 8286 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8287 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8288 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8289 } 8290 8291 // checkProfiles is false to avoid merging profiles during boot which 8292 // might interfere with background compilation (b/28612421). 8293 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8294 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8295 // trade-off worth doing to save boot time work. 8296 int dexOptStatus = performDexOptTraced(pkg.packageName, 8297 false /* checkProfiles */, 8298 compilerFilter, 8299 false /* force */); 8300 switch (dexOptStatus) { 8301 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8302 numberOfPackagesOptimized++; 8303 break; 8304 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8305 numberOfPackagesSkipped++; 8306 break; 8307 case PackageDexOptimizer.DEX_OPT_FAILED: 8308 numberOfPackagesFailed++; 8309 break; 8310 default: 8311 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8312 break; 8313 } 8314 } 8315 8316 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8317 numberOfPackagesFailed }; 8318 } 8319 8320 @Override 8321 public void notifyPackageUse(String packageName, int reason) { 8322 synchronized (mPackages) { 8323 PackageParser.Package p = mPackages.get(packageName); 8324 if (p == null) { 8325 return; 8326 } 8327 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8328 } 8329 } 8330 8331 @Override 8332 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8333 int userId = UserHandle.getCallingUserId(); 8334 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8335 if (ai == null) { 8336 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8337 + loadingPackageName + ", user=" + userId); 8338 return; 8339 } 8340 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8341 } 8342 8343 // TODO: this is not used nor needed. Delete it. 8344 @Override 8345 public boolean performDexOptIfNeeded(String packageName) { 8346 int dexOptStatus = performDexOptTraced(packageName, 8347 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8348 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8349 } 8350 8351 @Override 8352 public boolean performDexOpt(String packageName, 8353 boolean checkProfiles, int compileReason, boolean force) { 8354 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8355 getCompilerFilterForReason(compileReason), force); 8356 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8357 } 8358 8359 @Override 8360 public boolean performDexOptMode(String packageName, 8361 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8362 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8363 targetCompilerFilter, force); 8364 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8365 } 8366 8367 private int performDexOptTraced(String packageName, 8368 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8369 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8370 try { 8371 return performDexOptInternal(packageName, checkProfiles, 8372 targetCompilerFilter, force); 8373 } finally { 8374 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8375 } 8376 } 8377 8378 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8379 // if the package can now be considered up to date for the given filter. 8380 private int performDexOptInternal(String packageName, 8381 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8382 PackageParser.Package p; 8383 synchronized (mPackages) { 8384 p = mPackages.get(packageName); 8385 if (p == null) { 8386 // Package could not be found. Report failure. 8387 return PackageDexOptimizer.DEX_OPT_FAILED; 8388 } 8389 mPackageUsage.maybeWriteAsync(mPackages); 8390 mCompilerStats.maybeWriteAsync(); 8391 } 8392 long callingId = Binder.clearCallingIdentity(); 8393 try { 8394 synchronized (mInstallLock) { 8395 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8396 targetCompilerFilter, force); 8397 } 8398 } finally { 8399 Binder.restoreCallingIdentity(callingId); 8400 } 8401 } 8402 8403 public ArraySet<String> getOptimizablePackages() { 8404 ArraySet<String> pkgs = new ArraySet<String>(); 8405 synchronized (mPackages) { 8406 for (PackageParser.Package p : mPackages.values()) { 8407 if (PackageDexOptimizer.canOptimizePackage(p)) { 8408 pkgs.add(p.packageName); 8409 } 8410 } 8411 } 8412 return pkgs; 8413 } 8414 8415 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8416 boolean checkProfiles, String targetCompilerFilter, 8417 boolean force) { 8418 // Select the dex optimizer based on the force parameter. 8419 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8420 // allocate an object here. 8421 PackageDexOptimizer pdo = force 8422 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8423 : mPackageDexOptimizer; 8424 8425 // Dexopt all dependencies first. Note: we ignore the return value and march on 8426 // on errors. 8427 // Note that we are going to call performDexOpt on those libraries as many times as 8428 // they are referenced in packages. When we do a batch of performDexOpt (for example 8429 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8430 // and the first package that uses the library will dexopt it. The 8431 // others will see that the compiled code for the library is up to date. 8432 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8433 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8434 if (!deps.isEmpty()) { 8435 for (PackageParser.Package depPackage : deps) { 8436 // TODO: Analyze and investigate if we (should) profile libraries. 8437 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8438 false /* checkProfiles */, 8439 targetCompilerFilter, 8440 getOrCreateCompilerPackageStats(depPackage), 8441 true /* isUsedByOtherApps */); 8442 } 8443 } 8444 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8445 targetCompilerFilter, getOrCreateCompilerPackageStats(p), 8446 mDexManager.isUsedByOtherApps(p.packageName)); 8447 } 8448 8449 // Performs dexopt on the used secondary dex files belonging to the given package. 8450 // Returns true if all dex files were process successfully (which could mean either dexopt or 8451 // skip). Returns false if any of the files caused errors. 8452 @Override 8453 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8454 boolean force) { 8455 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8456 } 8457 8458 public boolean performDexOptSecondary(String packageName, int compileReason, 8459 boolean force) { 8460 return mDexManager.dexoptSecondaryDex(packageName, compileReason, force); 8461 } 8462 8463 /** 8464 * Reconcile the information we have about the secondary dex files belonging to 8465 * {@code packagName} and the actual dex files. For all dex files that were 8466 * deleted, update the internal records and delete the generated oat files. 8467 */ 8468 @Override 8469 public void reconcileSecondaryDexFiles(String packageName) { 8470 mDexManager.reconcileSecondaryDexFiles(packageName); 8471 } 8472 8473 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8474 // a reference there. 8475 /*package*/ DexManager getDexManager() { 8476 return mDexManager; 8477 } 8478 8479 /** 8480 * Execute the background dexopt job immediately. 8481 */ 8482 @Override 8483 public boolean runBackgroundDexoptJob() { 8484 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8485 } 8486 8487 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8488 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8489 || p.usesStaticLibraries != null) { 8490 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8491 Set<String> collectedNames = new HashSet<>(); 8492 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8493 8494 retValue.remove(p); 8495 8496 return retValue; 8497 } else { 8498 return Collections.emptyList(); 8499 } 8500 } 8501 8502 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8503 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8504 if (!collectedNames.contains(p.packageName)) { 8505 collectedNames.add(p.packageName); 8506 collected.add(p); 8507 8508 if (p.usesLibraries != null) { 8509 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8510 null, collected, collectedNames); 8511 } 8512 if (p.usesOptionalLibraries != null) { 8513 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8514 null, collected, collectedNames); 8515 } 8516 if (p.usesStaticLibraries != null) { 8517 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8518 p.usesStaticLibrariesVersions, collected, collectedNames); 8519 } 8520 } 8521 } 8522 8523 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8524 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8525 final int libNameCount = libs.size(); 8526 for (int i = 0; i < libNameCount; i++) { 8527 String libName = libs.get(i); 8528 int version = (versions != null && versions.length == libNameCount) 8529 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8530 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8531 if (libPkg != null) { 8532 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8533 } 8534 } 8535 } 8536 8537 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8538 synchronized (mPackages) { 8539 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8540 if (libEntry != null) { 8541 return mPackages.get(libEntry.apk); 8542 } 8543 return null; 8544 } 8545 } 8546 8547 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8548 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8549 if (versionedLib == null) { 8550 return null; 8551 } 8552 return versionedLib.get(version); 8553 } 8554 8555 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8556 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8557 pkg.staticSharedLibName); 8558 if (versionedLib == null) { 8559 return null; 8560 } 8561 int previousLibVersion = -1; 8562 final int versionCount = versionedLib.size(); 8563 for (int i = 0; i < versionCount; i++) { 8564 final int libVersion = versionedLib.keyAt(i); 8565 if (libVersion < pkg.staticSharedLibVersion) { 8566 previousLibVersion = Math.max(previousLibVersion, libVersion); 8567 } 8568 } 8569 if (previousLibVersion >= 0) { 8570 return versionedLib.get(previousLibVersion); 8571 } 8572 return null; 8573 } 8574 8575 public void shutdown() { 8576 mPackageUsage.writeNow(mPackages); 8577 mCompilerStats.writeNow(); 8578 } 8579 8580 @Override 8581 public void dumpProfiles(String packageName) { 8582 PackageParser.Package pkg; 8583 synchronized (mPackages) { 8584 pkg = mPackages.get(packageName); 8585 if (pkg == null) { 8586 throw new IllegalArgumentException("Unknown package: " + packageName); 8587 } 8588 } 8589 /* Only the shell, root, or the app user should be able to dump profiles. */ 8590 int callingUid = Binder.getCallingUid(); 8591 if (callingUid != Process.SHELL_UID && 8592 callingUid != Process.ROOT_UID && 8593 callingUid != pkg.applicationInfo.uid) { 8594 throw new SecurityException("dumpProfiles"); 8595 } 8596 8597 synchronized (mInstallLock) { 8598 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8599 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8600 try { 8601 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8602 String codePaths = TextUtils.join(";", allCodePaths); 8603 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8604 } catch (InstallerException e) { 8605 Slog.w(TAG, "Failed to dump profiles", e); 8606 } 8607 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8608 } 8609 } 8610 8611 @Override 8612 public void forceDexOpt(String packageName) { 8613 enforceSystemOrRoot("forceDexOpt"); 8614 8615 PackageParser.Package pkg; 8616 synchronized (mPackages) { 8617 pkg = mPackages.get(packageName); 8618 if (pkg == null) { 8619 throw new IllegalArgumentException("Unknown package: " + packageName); 8620 } 8621 } 8622 8623 synchronized (mInstallLock) { 8624 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8625 8626 // Whoever is calling forceDexOpt wants a fully compiled package. 8627 // Don't use profiles since that may cause compilation to be skipped. 8628 final int res = performDexOptInternalWithDependenciesLI(pkg, 8629 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8630 true /* force */); 8631 8632 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8633 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8634 throw new IllegalStateException("Failed to dexopt: " + res); 8635 } 8636 } 8637 } 8638 8639 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8640 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8641 Slog.w(TAG, "Unable to update from " + oldPkg.name 8642 + " to " + newPkg.packageName 8643 + ": old package not in system partition"); 8644 return false; 8645 } else if (mPackages.get(oldPkg.name) != null) { 8646 Slog.w(TAG, "Unable to update from " + oldPkg.name 8647 + " to " + newPkg.packageName 8648 + ": old package still exists"); 8649 return false; 8650 } 8651 return true; 8652 } 8653 8654 void removeCodePathLI(File codePath) { 8655 if (codePath.isDirectory()) { 8656 try { 8657 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8658 } catch (InstallerException e) { 8659 Slog.w(TAG, "Failed to remove code path", e); 8660 } 8661 } else { 8662 codePath.delete(); 8663 } 8664 } 8665 8666 private int[] resolveUserIds(int userId) { 8667 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8668 } 8669 8670 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8671 if (pkg == null) { 8672 Slog.wtf(TAG, "Package was null!", new Throwable()); 8673 return; 8674 } 8675 clearAppDataLeafLIF(pkg, userId, flags); 8676 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8677 for (int i = 0; i < childCount; i++) { 8678 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8679 } 8680 } 8681 8682 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8683 final PackageSetting ps; 8684 synchronized (mPackages) { 8685 ps = mSettings.mPackages.get(pkg.packageName); 8686 } 8687 for (int realUserId : resolveUserIds(userId)) { 8688 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8689 try { 8690 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8691 ceDataInode); 8692 } catch (InstallerException e) { 8693 Slog.w(TAG, String.valueOf(e)); 8694 } 8695 } 8696 } 8697 8698 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8699 if (pkg == null) { 8700 Slog.wtf(TAG, "Package was null!", new Throwable()); 8701 return; 8702 } 8703 destroyAppDataLeafLIF(pkg, userId, flags); 8704 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8705 for (int i = 0; i < childCount; i++) { 8706 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8707 } 8708 } 8709 8710 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8711 final PackageSetting ps; 8712 synchronized (mPackages) { 8713 ps = mSettings.mPackages.get(pkg.packageName); 8714 } 8715 for (int realUserId : resolveUserIds(userId)) { 8716 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8717 try { 8718 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8719 ceDataInode); 8720 } catch (InstallerException e) { 8721 Slog.w(TAG, String.valueOf(e)); 8722 } 8723 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8724 } 8725 } 8726 8727 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8728 if (pkg == null) { 8729 Slog.wtf(TAG, "Package was null!", new Throwable()); 8730 return; 8731 } 8732 destroyAppProfilesLeafLIF(pkg); 8733 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8734 for (int i = 0; i < childCount; i++) { 8735 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8736 } 8737 } 8738 8739 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8740 try { 8741 mInstaller.destroyAppProfiles(pkg.packageName); 8742 } catch (InstallerException e) { 8743 Slog.w(TAG, String.valueOf(e)); 8744 } 8745 } 8746 8747 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8748 if (pkg == null) { 8749 Slog.wtf(TAG, "Package was null!", new Throwable()); 8750 return; 8751 } 8752 clearAppProfilesLeafLIF(pkg); 8753 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8754 for (int i = 0; i < childCount; i++) { 8755 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8756 } 8757 } 8758 8759 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8760 try { 8761 mInstaller.clearAppProfiles(pkg.packageName); 8762 } catch (InstallerException e) { 8763 Slog.w(TAG, String.valueOf(e)); 8764 } 8765 } 8766 8767 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8768 long lastUpdateTime) { 8769 // Set parent install/update time 8770 PackageSetting ps = (PackageSetting) pkg.mExtras; 8771 if (ps != null) { 8772 ps.firstInstallTime = firstInstallTime; 8773 ps.lastUpdateTime = lastUpdateTime; 8774 } 8775 // Set children install/update time 8776 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8777 for (int i = 0; i < childCount; i++) { 8778 PackageParser.Package childPkg = pkg.childPackages.get(i); 8779 ps = (PackageSetting) childPkg.mExtras; 8780 if (ps != null) { 8781 ps.firstInstallTime = firstInstallTime; 8782 ps.lastUpdateTime = lastUpdateTime; 8783 } 8784 } 8785 } 8786 8787 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8788 PackageParser.Package changingLib) { 8789 if (file.path != null) { 8790 usesLibraryFiles.add(file.path); 8791 return; 8792 } 8793 PackageParser.Package p = mPackages.get(file.apk); 8794 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8795 // If we are doing this while in the middle of updating a library apk, 8796 // then we need to make sure to use that new apk for determining the 8797 // dependencies here. (We haven't yet finished committing the new apk 8798 // to the package manager state.) 8799 if (p == null || p.packageName.equals(changingLib.packageName)) { 8800 p = changingLib; 8801 } 8802 } 8803 if (p != null) { 8804 usesLibraryFiles.addAll(p.getAllCodePaths()); 8805 } 8806 } 8807 8808 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8809 PackageParser.Package changingLib) throws PackageManagerException { 8810 if (pkg == null) { 8811 return; 8812 } 8813 ArraySet<String> usesLibraryFiles = null; 8814 if (pkg.usesLibraries != null) { 8815 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8816 null, null, pkg.packageName, changingLib, true, null); 8817 } 8818 if (pkg.usesStaticLibraries != null) { 8819 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8820 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8821 pkg.packageName, changingLib, true, usesLibraryFiles); 8822 } 8823 if (pkg.usesOptionalLibraries != null) { 8824 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8825 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8826 } 8827 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8828 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8829 } else { 8830 pkg.usesLibraryFiles = null; 8831 } 8832 } 8833 8834 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8835 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8836 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8837 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8838 throws PackageManagerException { 8839 final int libCount = requestedLibraries.size(); 8840 for (int i = 0; i < libCount; i++) { 8841 final String libName = requestedLibraries.get(i); 8842 final int libVersion = requiredVersions != null ? requiredVersions[i] 8843 : SharedLibraryInfo.VERSION_UNDEFINED; 8844 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8845 if (libEntry == null) { 8846 if (required) { 8847 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8848 "Package " + packageName + " requires unavailable shared library " 8849 + libName + "; failing!"); 8850 } else { 8851 Slog.w(TAG, "Package " + packageName 8852 + " desires unavailable shared library " 8853 + libName + "; ignoring!"); 8854 } 8855 } else { 8856 if (requiredVersions != null && requiredCertDigests != null) { 8857 if (libEntry.info.getVersion() != requiredVersions[i]) { 8858 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8859 "Package " + packageName + " requires unavailable static shared" 8860 + " library " + libName + " version " 8861 + libEntry.info.getVersion() + "; failing!"); 8862 } 8863 8864 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8865 if (libPkg == null) { 8866 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8867 "Package " + packageName + " requires unavailable static shared" 8868 + " library; failing!"); 8869 } 8870 8871 String expectedCertDigest = requiredCertDigests[i]; 8872 String libCertDigest = PackageUtils.computeCertSha256Digest( 8873 libPkg.mSignatures[0]); 8874 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8875 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8876 "Package " + packageName + " requires differently signed" + 8877 " static shared library; failing!"); 8878 } 8879 } 8880 8881 if (outUsedLibraries == null) { 8882 outUsedLibraries = new ArraySet<>(); 8883 } 8884 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8885 } 8886 } 8887 return outUsedLibraries; 8888 } 8889 8890 private static boolean hasString(List<String> list, List<String> which) { 8891 if (list == null) { 8892 return false; 8893 } 8894 for (int i=list.size()-1; i>=0; i--) { 8895 for (int j=which.size()-1; j>=0; j--) { 8896 if (which.get(j).equals(list.get(i))) { 8897 return true; 8898 } 8899 } 8900 } 8901 return false; 8902 } 8903 8904 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8905 PackageParser.Package changingPkg) { 8906 ArrayList<PackageParser.Package> res = null; 8907 for (PackageParser.Package pkg : mPackages.values()) { 8908 if (changingPkg != null 8909 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8910 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8911 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8912 changingPkg.staticSharedLibName)) { 8913 return null; 8914 } 8915 if (res == null) { 8916 res = new ArrayList<>(); 8917 } 8918 res.add(pkg); 8919 try { 8920 updateSharedLibrariesLPr(pkg, changingPkg); 8921 } catch (PackageManagerException e) { 8922 // If a system app update or an app and a required lib missing we 8923 // delete the package and for updated system apps keep the data as 8924 // it is better for the user to reinstall than to be in an limbo 8925 // state. Also libs disappearing under an app should never happen 8926 // - just in case. 8927 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8928 final int flags = pkg.isUpdatedSystemApp() 8929 ? PackageManager.DELETE_KEEP_DATA : 0; 8930 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8931 flags , null, true, null); 8932 } 8933 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8934 } 8935 } 8936 return res; 8937 } 8938 8939 /** 8940 * Derive the value of the {@code cpuAbiOverride} based on the provided 8941 * value and an optional stored value from the package settings. 8942 */ 8943 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8944 String cpuAbiOverride = null; 8945 8946 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8947 cpuAbiOverride = null; 8948 } else if (abiOverride != null) { 8949 cpuAbiOverride = abiOverride; 8950 } else if (settings != null) { 8951 cpuAbiOverride = settings.cpuAbiOverrideString; 8952 } 8953 8954 return cpuAbiOverride; 8955 } 8956 8957 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8958 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8959 throws PackageManagerException { 8960 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8961 // If the package has children and this is the first dive in the function 8962 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8963 // whether all packages (parent and children) would be successfully scanned 8964 // before the actual scan since scanning mutates internal state and we want 8965 // to atomically install the package and its children. 8966 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8967 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8968 scanFlags |= SCAN_CHECK_ONLY; 8969 } 8970 } else { 8971 scanFlags &= ~SCAN_CHECK_ONLY; 8972 } 8973 8974 final PackageParser.Package scannedPkg; 8975 try { 8976 // Scan the parent 8977 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8978 // Scan the children 8979 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8980 for (int i = 0; i < childCount; i++) { 8981 PackageParser.Package childPkg = pkg.childPackages.get(i); 8982 scanPackageLI(childPkg, policyFlags, 8983 scanFlags, currentTime, user); 8984 } 8985 } finally { 8986 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8987 } 8988 8989 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8990 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8991 } 8992 8993 return scannedPkg; 8994 } 8995 8996 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8997 int scanFlags, long currentTime, @Nullable UserHandle user) 8998 throws PackageManagerException { 8999 boolean success = false; 9000 try { 9001 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9002 currentTime, user); 9003 success = true; 9004 return res; 9005 } finally { 9006 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9007 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9008 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9009 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9010 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9011 } 9012 } 9013 } 9014 9015 /** 9016 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9017 */ 9018 private static boolean apkHasCode(String fileName) { 9019 StrictJarFile jarFile = null; 9020 try { 9021 jarFile = new StrictJarFile(fileName, 9022 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9023 return jarFile.findEntry("classes.dex") != null; 9024 } catch (IOException ignore) { 9025 } finally { 9026 try { 9027 if (jarFile != null) { 9028 jarFile.close(); 9029 } 9030 } catch (IOException ignore) {} 9031 } 9032 return false; 9033 } 9034 9035 /** 9036 * Enforces code policy for the package. This ensures that if an APK has 9037 * declared hasCode="true" in its manifest that the APK actually contains 9038 * code. 9039 * 9040 * @throws PackageManagerException If bytecode could not be found when it should exist 9041 */ 9042 private static void assertCodePolicy(PackageParser.Package pkg) 9043 throws PackageManagerException { 9044 final boolean shouldHaveCode = 9045 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9046 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9047 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9048 "Package " + pkg.baseCodePath + " code is missing"); 9049 } 9050 9051 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9052 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9053 final boolean splitShouldHaveCode = 9054 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9055 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9056 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9057 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9058 } 9059 } 9060 } 9061 } 9062 9063 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9064 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9065 throws PackageManagerException { 9066 if (DEBUG_PACKAGE_SCANNING) { 9067 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9068 Log.d(TAG, "Scanning package " + pkg.packageName); 9069 } 9070 9071 applyPolicy(pkg, policyFlags); 9072 9073 assertPackageIsValid(pkg, policyFlags, scanFlags); 9074 9075 // Initialize package source and resource directories 9076 final File scanFile = new File(pkg.codePath); 9077 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9078 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9079 9080 SharedUserSetting suid = null; 9081 PackageSetting pkgSetting = null; 9082 9083 // Getting the package setting may have a side-effect, so if we 9084 // are only checking if scan would succeed, stash a copy of the 9085 // old setting to restore at the end. 9086 PackageSetting nonMutatedPs = null; 9087 9088 // We keep references to the derived CPU Abis from settings in oder to reuse 9089 // them in the case where we're not upgrading or booting for the first time. 9090 String primaryCpuAbiFromSettings = null; 9091 String secondaryCpuAbiFromSettings = null; 9092 9093 // writer 9094 synchronized (mPackages) { 9095 if (pkg.mSharedUserId != null) { 9096 // SIDE EFFECTS; may potentially allocate a new shared user 9097 suid = mSettings.getSharedUserLPw( 9098 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9099 if (DEBUG_PACKAGE_SCANNING) { 9100 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9101 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9102 + "): packages=" + suid.packages); 9103 } 9104 } 9105 9106 // Check if we are renaming from an original package name. 9107 PackageSetting origPackage = null; 9108 String realName = null; 9109 if (pkg.mOriginalPackages != null) { 9110 // This package may need to be renamed to a previously 9111 // installed name. Let's check on that... 9112 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9113 if (pkg.mOriginalPackages.contains(renamed)) { 9114 // This package had originally been installed as the 9115 // original name, and we have already taken care of 9116 // transitioning to the new one. Just update the new 9117 // one to continue using the old name. 9118 realName = pkg.mRealPackage; 9119 if (!pkg.packageName.equals(renamed)) { 9120 // Callers into this function may have already taken 9121 // care of renaming the package; only do it here if 9122 // it is not already done. 9123 pkg.setPackageName(renamed); 9124 } 9125 } else { 9126 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9127 if ((origPackage = mSettings.getPackageLPr( 9128 pkg.mOriginalPackages.get(i))) != null) { 9129 // We do have the package already installed under its 9130 // original name... should we use it? 9131 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9132 // New package is not compatible with original. 9133 origPackage = null; 9134 continue; 9135 } else if (origPackage.sharedUser != null) { 9136 // Make sure uid is compatible between packages. 9137 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9138 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9139 + " to " + pkg.packageName + ": old uid " 9140 + origPackage.sharedUser.name 9141 + " differs from " + pkg.mSharedUserId); 9142 origPackage = null; 9143 continue; 9144 } 9145 // TODO: Add case when shared user id is added [b/28144775] 9146 } else { 9147 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9148 + pkg.packageName + " to old name " + origPackage.name); 9149 } 9150 break; 9151 } 9152 } 9153 } 9154 } 9155 9156 if (mTransferedPackages.contains(pkg.packageName)) { 9157 Slog.w(TAG, "Package " + pkg.packageName 9158 + " was transferred to another, but its .apk remains"); 9159 } 9160 9161 // See comments in nonMutatedPs declaration 9162 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9163 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9164 if (foundPs != null) { 9165 nonMutatedPs = new PackageSetting(foundPs); 9166 } 9167 } 9168 9169 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9170 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9171 if (foundPs != null) { 9172 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9173 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9174 } 9175 } 9176 9177 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9178 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9179 PackageManagerService.reportSettingsProblem(Log.WARN, 9180 "Package " + pkg.packageName + " shared user changed from " 9181 + (pkgSetting.sharedUser != null 9182 ? pkgSetting.sharedUser.name : "<nothing>") 9183 + " to " 9184 + (suid != null ? suid.name : "<nothing>") 9185 + "; replacing with new"); 9186 pkgSetting = null; 9187 } 9188 final PackageSetting oldPkgSetting = 9189 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9190 final PackageSetting disabledPkgSetting = 9191 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9192 9193 String[] usesStaticLibraries = null; 9194 if (pkg.usesStaticLibraries != null) { 9195 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9196 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9197 } 9198 9199 if (pkgSetting == null) { 9200 final String parentPackageName = (pkg.parentPackage != null) 9201 ? pkg.parentPackage.packageName : null; 9202 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9203 // REMOVE SharedUserSetting from method; update in a separate call 9204 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9205 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9206 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9207 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9208 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9209 true /*allowInstall*/, instantApp, parentPackageName, 9210 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9211 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9212 // SIDE EFFECTS; updates system state; move elsewhere 9213 if (origPackage != null) { 9214 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9215 } 9216 mSettings.addUserToSettingLPw(pkgSetting); 9217 } else { 9218 // REMOVE SharedUserSetting from method; update in a separate call. 9219 // 9220 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9221 // secondaryCpuAbi are not known at this point so we always update them 9222 // to null here, only to reset them at a later point. 9223 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9224 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9225 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9226 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9227 UserManagerService.getInstance(), usesStaticLibraries, 9228 pkg.usesStaticLibrariesVersions); 9229 } 9230 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9231 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9232 9233 // SIDE EFFECTS; modifies system state; move elsewhere 9234 if (pkgSetting.origPackage != null) { 9235 // If we are first transitioning from an original package, 9236 // fix up the new package's name now. We need to do this after 9237 // looking up the package under its new name, so getPackageLP 9238 // can take care of fiddling things correctly. 9239 pkg.setPackageName(origPackage.name); 9240 9241 // File a report about this. 9242 String msg = "New package " + pkgSetting.realName 9243 + " renamed to replace old package " + pkgSetting.name; 9244 reportSettingsProblem(Log.WARN, msg); 9245 9246 // Make a note of it. 9247 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9248 mTransferedPackages.add(origPackage.name); 9249 } 9250 9251 // No longer need to retain this. 9252 pkgSetting.origPackage = null; 9253 } 9254 9255 // SIDE EFFECTS; modifies system state; move elsewhere 9256 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9257 // Make a note of it. 9258 mTransferedPackages.add(pkg.packageName); 9259 } 9260 9261 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9262 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9263 } 9264 9265 if ((scanFlags & SCAN_BOOTING) == 0 9266 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9267 // Check all shared libraries and map to their actual file path. 9268 // We only do this here for apps not on a system dir, because those 9269 // are the only ones that can fail an install due to this. We 9270 // will take care of the system apps by updating all of their 9271 // library paths after the scan is done. Also during the initial 9272 // scan don't update any libs as we do this wholesale after all 9273 // apps are scanned to avoid dependency based scanning. 9274 updateSharedLibrariesLPr(pkg, null); 9275 } 9276 9277 if (mFoundPolicyFile) { 9278 SELinuxMMAC.assignSeInfoValue(pkg); 9279 } 9280 pkg.applicationInfo.uid = pkgSetting.appId; 9281 pkg.mExtras = pkgSetting; 9282 9283 9284 // Static shared libs have same package with different versions where 9285 // we internally use a synthetic package name to allow multiple versions 9286 // of the same package, therefore we need to compare signatures against 9287 // the package setting for the latest library version. 9288 PackageSetting signatureCheckPs = pkgSetting; 9289 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9290 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9291 if (libraryEntry != null) { 9292 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9293 } 9294 } 9295 9296 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9297 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9298 // We just determined the app is signed correctly, so bring 9299 // over the latest parsed certs. 9300 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9301 } else { 9302 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9303 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9304 "Package " + pkg.packageName + " upgrade keys do not match the " 9305 + "previously installed version"); 9306 } else { 9307 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9308 String msg = "System package " + pkg.packageName 9309 + " signature changed; retaining data."; 9310 reportSettingsProblem(Log.WARN, msg); 9311 } 9312 } 9313 } else { 9314 try { 9315 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9316 verifySignaturesLP(signatureCheckPs, pkg); 9317 // We just determined the app is signed correctly, so bring 9318 // over the latest parsed certs. 9319 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9320 } catch (PackageManagerException e) { 9321 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9322 throw e; 9323 } 9324 // The signature has changed, but this package is in the system 9325 // image... let's recover! 9326 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9327 // However... if this package is part of a shared user, but it 9328 // doesn't match the signature of the shared user, let's fail. 9329 // What this means is that you can't change the signatures 9330 // associated with an overall shared user, which doesn't seem all 9331 // that unreasonable. 9332 if (signatureCheckPs.sharedUser != null) { 9333 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9334 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9335 throw new PackageManagerException( 9336 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9337 "Signature mismatch for shared user: " 9338 + pkgSetting.sharedUser); 9339 } 9340 } 9341 // File a report about this. 9342 String msg = "System package " + pkg.packageName 9343 + " signature changed; retaining data."; 9344 reportSettingsProblem(Log.WARN, msg); 9345 } 9346 } 9347 9348 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9349 // This package wants to adopt ownership of permissions from 9350 // another package. 9351 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9352 final String origName = pkg.mAdoptPermissions.get(i); 9353 final PackageSetting orig = mSettings.getPackageLPr(origName); 9354 if (orig != null) { 9355 if (verifyPackageUpdateLPr(orig, pkg)) { 9356 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9357 + pkg.packageName); 9358 // SIDE EFFECTS; updates permissions system state; move elsewhere 9359 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9360 } 9361 } 9362 } 9363 } 9364 } 9365 9366 pkg.applicationInfo.processName = fixProcessName( 9367 pkg.applicationInfo.packageName, 9368 pkg.applicationInfo.processName); 9369 9370 if (pkg != mPlatformPackage) { 9371 // Get all of our default paths setup 9372 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9373 } 9374 9375 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9376 9377 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9378 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9379 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9380 derivePackageAbi( 9381 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9382 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9383 9384 // Some system apps still use directory structure for native libraries 9385 // in which case we might end up not detecting abi solely based on apk 9386 // structure. Try to detect abi based on directory structure. 9387 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9388 pkg.applicationInfo.primaryCpuAbi == null) { 9389 setBundledAppAbisAndRoots(pkg, pkgSetting); 9390 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9391 } 9392 } else { 9393 // This is not a first boot or an upgrade, don't bother deriving the 9394 // ABI during the scan. Instead, trust the value that was stored in the 9395 // package setting. 9396 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9397 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9398 9399 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9400 9401 if (DEBUG_ABI_SELECTION) { 9402 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9403 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9404 pkg.applicationInfo.secondaryCpuAbi); 9405 } 9406 } 9407 } else { 9408 if ((scanFlags & SCAN_MOVE) != 0) { 9409 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9410 // but we already have this packages package info in the PackageSetting. We just 9411 // use that and derive the native library path based on the new codepath. 9412 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9413 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9414 } 9415 9416 // Set native library paths again. For moves, the path will be updated based on the 9417 // ABIs we've determined above. For non-moves, the path will be updated based on the 9418 // ABIs we determined during compilation, but the path will depend on the final 9419 // package path (after the rename away from the stage path). 9420 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9421 } 9422 9423 // This is a special case for the "system" package, where the ABI is 9424 // dictated by the zygote configuration (and init.rc). We should keep track 9425 // of this ABI so that we can deal with "normal" applications that run under 9426 // the same UID correctly. 9427 if (mPlatformPackage == pkg) { 9428 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9429 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9430 } 9431 9432 // If there's a mismatch between the abi-override in the package setting 9433 // and the abiOverride specified for the install. Warn about this because we 9434 // would've already compiled the app without taking the package setting into 9435 // account. 9436 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9437 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9438 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9439 " for package " + pkg.packageName); 9440 } 9441 } 9442 9443 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9444 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9445 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9446 9447 // Copy the derived override back to the parsed package, so that we can 9448 // update the package settings accordingly. 9449 pkg.cpuAbiOverride = cpuAbiOverride; 9450 9451 if (DEBUG_ABI_SELECTION) { 9452 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9453 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9454 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9455 } 9456 9457 // Push the derived path down into PackageSettings so we know what to 9458 // clean up at uninstall time. 9459 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9460 9461 if (DEBUG_ABI_SELECTION) { 9462 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9463 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9464 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9465 } 9466 9467 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9468 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9469 // We don't do this here during boot because we can do it all 9470 // at once after scanning all existing packages. 9471 // 9472 // We also do this *before* we perform dexopt on this package, so that 9473 // we can avoid redundant dexopts, and also to make sure we've got the 9474 // code and package path correct. 9475 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9476 } 9477 9478 if (mFactoryTest && pkg.requestedPermissions.contains( 9479 android.Manifest.permission.FACTORY_TEST)) { 9480 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9481 } 9482 9483 if (isSystemApp(pkg)) { 9484 pkgSetting.isOrphaned = true; 9485 } 9486 9487 // Take care of first install / last update times. 9488 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9489 if (currentTime != 0) { 9490 if (pkgSetting.firstInstallTime == 0) { 9491 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9492 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9493 pkgSetting.lastUpdateTime = currentTime; 9494 } 9495 } else if (pkgSetting.firstInstallTime == 0) { 9496 // We need *something*. Take time time stamp of the file. 9497 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9498 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9499 if (scanFileTime != pkgSetting.timeStamp) { 9500 // A package on the system image has changed; consider this 9501 // to be an update. 9502 pkgSetting.lastUpdateTime = scanFileTime; 9503 } 9504 } 9505 pkgSetting.setTimeStamp(scanFileTime); 9506 9507 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9508 if (nonMutatedPs != null) { 9509 synchronized (mPackages) { 9510 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9511 } 9512 } 9513 } else { 9514 final int userId = user == null ? 0 : user.getIdentifier(); 9515 // Modify state for the given package setting 9516 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9517 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9518 if (pkgSetting.getInstantApp(userId)) { 9519 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9520 } 9521 } 9522 return pkg; 9523 } 9524 9525 /** 9526 * Applies policy to the parsed package based upon the given policy flags. 9527 * Ensures the package is in a good state. 9528 * <p> 9529 * Implementation detail: This method must NOT have any side effect. It would 9530 * ideally be static, but, it requires locks to read system state. 9531 */ 9532 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9533 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9534 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9535 if (pkg.applicationInfo.isDirectBootAware()) { 9536 // we're direct boot aware; set for all components 9537 for (PackageParser.Service s : pkg.services) { 9538 s.info.encryptionAware = s.info.directBootAware = true; 9539 } 9540 for (PackageParser.Provider p : pkg.providers) { 9541 p.info.encryptionAware = p.info.directBootAware = true; 9542 } 9543 for (PackageParser.Activity a : pkg.activities) { 9544 a.info.encryptionAware = a.info.directBootAware = true; 9545 } 9546 for (PackageParser.Activity r : pkg.receivers) { 9547 r.info.encryptionAware = r.info.directBootAware = true; 9548 } 9549 } 9550 } else { 9551 // Only allow system apps to be flagged as core apps. 9552 pkg.coreApp = false; 9553 // clear flags not applicable to regular apps 9554 pkg.applicationInfo.privateFlags &= 9555 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9556 pkg.applicationInfo.privateFlags &= 9557 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9558 } 9559 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9560 9561 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9562 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9563 } 9564 9565 if (!isSystemApp(pkg)) { 9566 // Only system apps can use these features. 9567 pkg.mOriginalPackages = null; 9568 pkg.mRealPackage = null; 9569 pkg.mAdoptPermissions = null; 9570 } 9571 } 9572 9573 /** 9574 * Asserts the parsed package is valid according to the given policy. If the 9575 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 9576 * <p> 9577 * Implementation detail: This method must NOT have any side effects. It would 9578 * ideally be static, but, it requires locks to read system state. 9579 * 9580 * @throws PackageManagerException If the package fails any of the validation checks 9581 */ 9582 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9583 throws PackageManagerException { 9584 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9585 assertCodePolicy(pkg); 9586 } 9587 9588 if (pkg.applicationInfo.getCodePath() == null || 9589 pkg.applicationInfo.getResourcePath() == null) { 9590 // Bail out. The resource and code paths haven't been set. 9591 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9592 "Code and resource paths haven't been set correctly"); 9593 } 9594 9595 // Make sure we're not adding any bogus keyset info 9596 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9597 ksms.assertScannedPackageValid(pkg); 9598 9599 synchronized (mPackages) { 9600 // The special "android" package can only be defined once 9601 if (pkg.packageName.equals("android")) { 9602 if (mAndroidApplication != null) { 9603 Slog.w(TAG, "*************************************************"); 9604 Slog.w(TAG, "Core android package being redefined. Skipping."); 9605 Slog.w(TAG, " codePath=" + pkg.codePath); 9606 Slog.w(TAG, "*************************************************"); 9607 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9608 "Core android package being redefined. Skipping."); 9609 } 9610 } 9611 9612 // A package name must be unique; don't allow duplicates 9613 if (mPackages.containsKey(pkg.packageName)) { 9614 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9615 "Application package " + pkg.packageName 9616 + " already installed. Skipping duplicate."); 9617 } 9618 9619 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9620 // Static libs have a synthetic package name containing the version 9621 // but we still want the base name to be unique. 9622 if (mPackages.containsKey(pkg.manifestPackageName)) { 9623 throw new PackageManagerException( 9624 "Duplicate static shared lib provider package"); 9625 } 9626 9627 // Static shared libraries should have at least O target SDK 9628 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9629 throw new PackageManagerException( 9630 "Packages declaring static-shared libs must target O SDK or higher"); 9631 } 9632 9633 // Package declaring static a shared lib cannot be instant apps 9634 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9635 throw new PackageManagerException( 9636 "Packages declaring static-shared libs cannot be instant apps"); 9637 } 9638 9639 // Package declaring static a shared lib cannot be renamed since the package 9640 // name is synthetic and apps can't code around package manager internals. 9641 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9642 throw new PackageManagerException( 9643 "Packages declaring static-shared libs cannot be renamed"); 9644 } 9645 9646 // Package declaring static a shared lib cannot declare child packages 9647 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9648 throw new PackageManagerException( 9649 "Packages declaring static-shared libs cannot have child packages"); 9650 } 9651 9652 // Package declaring static a shared lib cannot declare dynamic libs 9653 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9654 throw new PackageManagerException( 9655 "Packages declaring static-shared libs cannot declare dynamic libs"); 9656 } 9657 9658 // Package declaring static a shared lib cannot declare shared users 9659 if (pkg.mSharedUserId != null) { 9660 throw new PackageManagerException( 9661 "Packages declaring static-shared libs cannot declare shared users"); 9662 } 9663 9664 // Static shared libs cannot declare activities 9665 if (!pkg.activities.isEmpty()) { 9666 throw new PackageManagerException( 9667 "Static shared libs cannot declare activities"); 9668 } 9669 9670 // Static shared libs cannot declare services 9671 if (!pkg.services.isEmpty()) { 9672 throw new PackageManagerException( 9673 "Static shared libs cannot declare services"); 9674 } 9675 9676 // Static shared libs cannot declare providers 9677 if (!pkg.providers.isEmpty()) { 9678 throw new PackageManagerException( 9679 "Static shared libs cannot declare content providers"); 9680 } 9681 9682 // Static shared libs cannot declare receivers 9683 if (!pkg.receivers.isEmpty()) { 9684 throw new PackageManagerException( 9685 "Static shared libs cannot declare broadcast receivers"); 9686 } 9687 9688 // Static shared libs cannot declare permission groups 9689 if (!pkg.permissionGroups.isEmpty()) { 9690 throw new PackageManagerException( 9691 "Static shared libs cannot declare permission groups"); 9692 } 9693 9694 // Static shared libs cannot declare permissions 9695 if (!pkg.permissions.isEmpty()) { 9696 throw new PackageManagerException( 9697 "Static shared libs cannot declare permissions"); 9698 } 9699 9700 // Static shared libs cannot declare protected broadcasts 9701 if (pkg.protectedBroadcasts != null) { 9702 throw new PackageManagerException( 9703 "Static shared libs cannot declare protected broadcasts"); 9704 } 9705 9706 // Static shared libs cannot be overlay targets 9707 if (pkg.mOverlayTarget != null) { 9708 throw new PackageManagerException( 9709 "Static shared libs cannot be overlay targets"); 9710 } 9711 9712 // The version codes must be ordered as lib versions 9713 int minVersionCode = Integer.MIN_VALUE; 9714 int maxVersionCode = Integer.MAX_VALUE; 9715 9716 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9717 pkg.staticSharedLibName); 9718 if (versionedLib != null) { 9719 final int versionCount = versionedLib.size(); 9720 for (int i = 0; i < versionCount; i++) { 9721 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9722 // TODO: We will change version code to long, so in the new API it is long 9723 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9724 .getVersionCode(); 9725 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9726 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9727 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9728 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9729 } else { 9730 minVersionCode = maxVersionCode = libVersionCode; 9731 break; 9732 } 9733 } 9734 } 9735 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9736 throw new PackageManagerException("Static shared" 9737 + " lib version codes must be ordered as lib versions"); 9738 } 9739 } 9740 9741 // Only privileged apps and updated privileged apps can add child packages. 9742 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9743 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9744 throw new PackageManagerException("Only privileged apps can add child " 9745 + "packages. Ignoring package " + pkg.packageName); 9746 } 9747 final int childCount = pkg.childPackages.size(); 9748 for (int i = 0; i < childCount; i++) { 9749 PackageParser.Package childPkg = pkg.childPackages.get(i); 9750 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9751 childPkg.packageName)) { 9752 throw new PackageManagerException("Can't override child of " 9753 + "another disabled app. Ignoring package " + pkg.packageName); 9754 } 9755 } 9756 } 9757 9758 // If we're only installing presumed-existing packages, require that the 9759 // scanned APK is both already known and at the path previously established 9760 // for it. Previously unknown packages we pick up normally, but if we have an 9761 // a priori expectation about this package's install presence, enforce it. 9762 // With a singular exception for new system packages. When an OTA contains 9763 // a new system package, we allow the codepath to change from a system location 9764 // to the user-installed location. If we don't allow this change, any newer, 9765 // user-installed version of the application will be ignored. 9766 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9767 if (mExpectingBetter.containsKey(pkg.packageName)) { 9768 logCriticalInfo(Log.WARN, 9769 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9770 } else { 9771 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9772 if (known != null) { 9773 if (DEBUG_PACKAGE_SCANNING) { 9774 Log.d(TAG, "Examining " + pkg.codePath 9775 + " and requiring known paths " + known.codePathString 9776 + " & " + known.resourcePathString); 9777 } 9778 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9779 || !pkg.applicationInfo.getResourcePath().equals( 9780 known.resourcePathString)) { 9781 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9782 "Application package " + pkg.packageName 9783 + " found at " + pkg.applicationInfo.getCodePath() 9784 + " but expected at " + known.codePathString 9785 + "; ignoring."); 9786 } 9787 } 9788 } 9789 } 9790 9791 // Verify that this new package doesn't have any content providers 9792 // that conflict with existing packages. Only do this if the 9793 // package isn't already installed, since we don't want to break 9794 // things that are installed. 9795 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9796 final int N = pkg.providers.size(); 9797 int i; 9798 for (i=0; i<N; i++) { 9799 PackageParser.Provider p = pkg.providers.get(i); 9800 if (p.info.authority != null) { 9801 String names[] = p.info.authority.split(";"); 9802 for (int j = 0; j < names.length; j++) { 9803 if (mProvidersByAuthority.containsKey(names[j])) { 9804 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9805 final String otherPackageName = 9806 ((other != null && other.getComponentName() != null) ? 9807 other.getComponentName().getPackageName() : "?"); 9808 throw new PackageManagerException( 9809 INSTALL_FAILED_CONFLICTING_PROVIDER, 9810 "Can't install because provider name " + names[j] 9811 + " (in package " + pkg.applicationInfo.packageName 9812 + ") is already used by " + otherPackageName); 9813 } 9814 } 9815 } 9816 } 9817 } 9818 } 9819 } 9820 9821 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9822 int type, String declaringPackageName, int declaringVersionCode) { 9823 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9824 if (versionedLib == null) { 9825 versionedLib = new SparseArray<>(); 9826 mSharedLibraries.put(name, versionedLib); 9827 if (type == SharedLibraryInfo.TYPE_STATIC) { 9828 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9829 } 9830 } else if (versionedLib.indexOfKey(version) >= 0) { 9831 return false; 9832 } 9833 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9834 version, type, declaringPackageName, declaringVersionCode); 9835 versionedLib.put(version, libEntry); 9836 return true; 9837 } 9838 9839 private boolean removeSharedLibraryLPw(String name, int version) { 9840 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9841 if (versionedLib == null) { 9842 return false; 9843 } 9844 final int libIdx = versionedLib.indexOfKey(version); 9845 if (libIdx < 0) { 9846 return false; 9847 } 9848 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9849 versionedLib.remove(version); 9850 if (versionedLib.size() <= 0) { 9851 mSharedLibraries.remove(name); 9852 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9853 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9854 .getPackageName()); 9855 } 9856 } 9857 return true; 9858 } 9859 9860 /** 9861 * Adds a scanned package to the system. When this method is finished, the package will 9862 * be available for query, resolution, etc... 9863 */ 9864 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9865 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9866 final String pkgName = pkg.packageName; 9867 if (mCustomResolverComponentName != null && 9868 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9869 setUpCustomResolverActivity(pkg); 9870 } 9871 9872 if (pkg.packageName.equals("android")) { 9873 synchronized (mPackages) { 9874 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9875 // Set up information for our fall-back user intent resolution activity. 9876 mPlatformPackage = pkg; 9877 pkg.mVersionCode = mSdkVersion; 9878 mAndroidApplication = pkg.applicationInfo; 9879 if (!mResolverReplaced) { 9880 mResolveActivity.applicationInfo = mAndroidApplication; 9881 mResolveActivity.name = ResolverActivity.class.getName(); 9882 mResolveActivity.packageName = mAndroidApplication.packageName; 9883 mResolveActivity.processName = "system:ui"; 9884 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9885 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9886 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9887 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9888 mResolveActivity.exported = true; 9889 mResolveActivity.enabled = true; 9890 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9891 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9892 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9893 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9894 | ActivityInfo.CONFIG_ORIENTATION 9895 | ActivityInfo.CONFIG_KEYBOARD 9896 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9897 mResolveInfo.activityInfo = mResolveActivity; 9898 mResolveInfo.priority = 0; 9899 mResolveInfo.preferredOrder = 0; 9900 mResolveInfo.match = 0; 9901 mResolveComponentName = new ComponentName( 9902 mAndroidApplication.packageName, mResolveActivity.name); 9903 } 9904 } 9905 } 9906 } 9907 9908 ArrayList<PackageParser.Package> clientLibPkgs = null; 9909 // writer 9910 synchronized (mPackages) { 9911 boolean hasStaticSharedLibs = false; 9912 9913 // Any app can add new static shared libraries 9914 if (pkg.staticSharedLibName != null) { 9915 // Static shared libs don't allow renaming as they have synthetic package 9916 // names to allow install of multiple versions, so use name from manifest. 9917 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9918 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9919 pkg.manifestPackageName, pkg.mVersionCode)) { 9920 hasStaticSharedLibs = true; 9921 } else { 9922 Slog.w(TAG, "Package " + pkg.packageName + " library " 9923 + pkg.staticSharedLibName + " already exists; skipping"); 9924 } 9925 // Static shared libs cannot be updated once installed since they 9926 // use synthetic package name which includes the version code, so 9927 // not need to update other packages's shared lib dependencies. 9928 } 9929 9930 if (!hasStaticSharedLibs 9931 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9932 // Only system apps can add new dynamic shared libraries. 9933 if (pkg.libraryNames != null) { 9934 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9935 String name = pkg.libraryNames.get(i); 9936 boolean allowed = false; 9937 if (pkg.isUpdatedSystemApp()) { 9938 // New library entries can only be added through the 9939 // system image. This is important to get rid of a lot 9940 // of nasty edge cases: for example if we allowed a non- 9941 // system update of the app to add a library, then uninstalling 9942 // the update would make the library go away, and assumptions 9943 // we made such as through app install filtering would now 9944 // have allowed apps on the device which aren't compatible 9945 // with it. Better to just have the restriction here, be 9946 // conservative, and create many fewer cases that can negatively 9947 // impact the user experience. 9948 final PackageSetting sysPs = mSettings 9949 .getDisabledSystemPkgLPr(pkg.packageName); 9950 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9951 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9952 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9953 allowed = true; 9954 break; 9955 } 9956 } 9957 } 9958 } else { 9959 allowed = true; 9960 } 9961 if (allowed) { 9962 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9963 SharedLibraryInfo.VERSION_UNDEFINED, 9964 SharedLibraryInfo.TYPE_DYNAMIC, 9965 pkg.packageName, pkg.mVersionCode)) { 9966 Slog.w(TAG, "Package " + pkg.packageName + " library " 9967 + name + " already exists; skipping"); 9968 } 9969 } else { 9970 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9971 + name + " that is not declared on system image; skipping"); 9972 } 9973 } 9974 9975 if ((scanFlags & SCAN_BOOTING) == 0) { 9976 // If we are not booting, we need to update any applications 9977 // that are clients of our shared library. If we are booting, 9978 // this will all be done once the scan is complete. 9979 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9980 } 9981 } 9982 } 9983 } 9984 9985 if ((scanFlags & SCAN_BOOTING) != 0) { 9986 // No apps can run during boot scan, so they don't need to be frozen 9987 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9988 // Caller asked to not kill app, so it's probably not frozen 9989 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9990 // Caller asked us to ignore frozen check for some reason; they 9991 // probably didn't know the package name 9992 } else { 9993 // We're doing major surgery on this package, so it better be frozen 9994 // right now to keep it from launching 9995 checkPackageFrozen(pkgName); 9996 } 9997 9998 // Also need to kill any apps that are dependent on the library. 9999 if (clientLibPkgs != null) { 10000 for (int i=0; i<clientLibPkgs.size(); i++) { 10001 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10002 killApplication(clientPkg.applicationInfo.packageName, 10003 clientPkg.applicationInfo.uid, "update lib"); 10004 } 10005 } 10006 10007 // writer 10008 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10009 10010 synchronized (mPackages) { 10011 // We don't expect installation to fail beyond this point 10012 10013 // Add the new setting to mSettings 10014 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10015 // Add the new setting to mPackages 10016 mPackages.put(pkg.applicationInfo.packageName, pkg); 10017 // Make sure we don't accidentally delete its data. 10018 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10019 while (iter.hasNext()) { 10020 PackageCleanItem item = iter.next(); 10021 if (pkgName.equals(item.packageName)) { 10022 iter.remove(); 10023 } 10024 } 10025 10026 // Add the package's KeySets to the global KeySetManagerService 10027 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10028 ksms.addScannedPackageLPw(pkg); 10029 10030 int N = pkg.providers.size(); 10031 StringBuilder r = null; 10032 int i; 10033 for (i=0; i<N; i++) { 10034 PackageParser.Provider p = pkg.providers.get(i); 10035 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10036 p.info.processName); 10037 mProviders.addProvider(p); 10038 p.syncable = p.info.isSyncable; 10039 if (p.info.authority != null) { 10040 String names[] = p.info.authority.split(";"); 10041 p.info.authority = null; 10042 for (int j = 0; j < names.length; j++) { 10043 if (j == 1 && p.syncable) { 10044 // We only want the first authority for a provider to possibly be 10045 // syncable, so if we already added this provider using a different 10046 // authority clear the syncable flag. We copy the provider before 10047 // changing it because the mProviders object contains a reference 10048 // to a provider that we don't want to change. 10049 // Only do this for the second authority since the resulting provider 10050 // object can be the same for all future authorities for this provider. 10051 p = new PackageParser.Provider(p); 10052 p.syncable = false; 10053 } 10054 if (!mProvidersByAuthority.containsKey(names[j])) { 10055 mProvidersByAuthority.put(names[j], p); 10056 if (p.info.authority == null) { 10057 p.info.authority = names[j]; 10058 } else { 10059 p.info.authority = p.info.authority + ";" + names[j]; 10060 } 10061 if (DEBUG_PACKAGE_SCANNING) { 10062 if (chatty) 10063 Log.d(TAG, "Registered content provider: " + names[j] 10064 + ", className = " + p.info.name + ", isSyncable = " 10065 + p.info.isSyncable); 10066 } 10067 } else { 10068 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10069 Slog.w(TAG, "Skipping provider name " + names[j] + 10070 " (in package " + pkg.applicationInfo.packageName + 10071 "): name already used by " 10072 + ((other != null && other.getComponentName() != null) 10073 ? other.getComponentName().getPackageName() : "?")); 10074 } 10075 } 10076 } 10077 if (chatty) { 10078 if (r == null) { 10079 r = new StringBuilder(256); 10080 } else { 10081 r.append(' '); 10082 } 10083 r.append(p.info.name); 10084 } 10085 } 10086 if (r != null) { 10087 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10088 } 10089 10090 N = pkg.services.size(); 10091 r = null; 10092 for (i=0; i<N; i++) { 10093 PackageParser.Service s = pkg.services.get(i); 10094 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10095 s.info.processName); 10096 mServices.addService(s); 10097 if (chatty) { 10098 if (r == null) { 10099 r = new StringBuilder(256); 10100 } else { 10101 r.append(' '); 10102 } 10103 r.append(s.info.name); 10104 } 10105 } 10106 if (r != null) { 10107 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10108 } 10109 10110 N = pkg.receivers.size(); 10111 r = null; 10112 for (i=0; i<N; i++) { 10113 PackageParser.Activity a = pkg.receivers.get(i); 10114 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10115 a.info.processName); 10116 mReceivers.addActivity(a, "receiver"); 10117 if (chatty) { 10118 if (r == null) { 10119 r = new StringBuilder(256); 10120 } else { 10121 r.append(' '); 10122 } 10123 r.append(a.info.name); 10124 } 10125 } 10126 if (r != null) { 10127 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10128 } 10129 10130 N = pkg.activities.size(); 10131 r = null; 10132 for (i=0; i<N; i++) { 10133 PackageParser.Activity a = pkg.activities.get(i); 10134 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10135 a.info.processName); 10136 mActivities.addActivity(a, "activity"); 10137 if (chatty) { 10138 if (r == null) { 10139 r = new StringBuilder(256); 10140 } else { 10141 r.append(' '); 10142 } 10143 r.append(a.info.name); 10144 } 10145 } 10146 if (r != null) { 10147 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10148 } 10149 10150 N = pkg.permissionGroups.size(); 10151 r = null; 10152 for (i=0; i<N; i++) { 10153 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10154 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10155 final String curPackageName = cur == null ? null : cur.info.packageName; 10156 // Dont allow ephemeral apps to define new permission groups. 10157 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10158 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10159 + pg.info.packageName 10160 + " ignored: instant apps cannot define new permission groups."); 10161 continue; 10162 } 10163 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10164 if (cur == null || isPackageUpdate) { 10165 mPermissionGroups.put(pg.info.name, pg); 10166 if (chatty) { 10167 if (r == null) { 10168 r = new StringBuilder(256); 10169 } else { 10170 r.append(' '); 10171 } 10172 if (isPackageUpdate) { 10173 r.append("UPD:"); 10174 } 10175 r.append(pg.info.name); 10176 } 10177 } else { 10178 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10179 + pg.info.packageName + " ignored: original from " 10180 + cur.info.packageName); 10181 if (chatty) { 10182 if (r == null) { 10183 r = new StringBuilder(256); 10184 } else { 10185 r.append(' '); 10186 } 10187 r.append("DUP:"); 10188 r.append(pg.info.name); 10189 } 10190 } 10191 } 10192 if (r != null) { 10193 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10194 } 10195 10196 N = pkg.permissions.size(); 10197 r = null; 10198 for (i=0; i<N; i++) { 10199 PackageParser.Permission p = pkg.permissions.get(i); 10200 10201 // Dont allow ephemeral apps to define new permissions. 10202 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10203 Slog.w(TAG, "Permission " + p.info.name + " from package " 10204 + p.info.packageName 10205 + " ignored: instant apps cannot define new permissions."); 10206 continue; 10207 } 10208 10209 // Assume by default that we did not install this permission into the system. 10210 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10211 10212 // Now that permission groups have a special meaning, we ignore permission 10213 // groups for legacy apps to prevent unexpected behavior. In particular, 10214 // permissions for one app being granted to someone just becase they happen 10215 // to be in a group defined by another app (before this had no implications). 10216 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10217 p.group = mPermissionGroups.get(p.info.group); 10218 // Warn for a permission in an unknown group. 10219 if (p.info.group != null && p.group == null) { 10220 Slog.w(TAG, "Permission " + p.info.name + " from package " 10221 + p.info.packageName + " in an unknown group " + p.info.group); 10222 } 10223 } 10224 10225 ArrayMap<String, BasePermission> permissionMap = 10226 p.tree ? mSettings.mPermissionTrees 10227 : mSettings.mPermissions; 10228 BasePermission bp = permissionMap.get(p.info.name); 10229 10230 // Allow system apps to redefine non-system permissions 10231 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10232 final boolean currentOwnerIsSystem = (bp.perm != null 10233 && isSystemApp(bp.perm.owner)); 10234 if (isSystemApp(p.owner)) { 10235 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10236 // It's a built-in permission and no owner, take ownership now 10237 bp.packageSetting = pkgSetting; 10238 bp.perm = p; 10239 bp.uid = pkg.applicationInfo.uid; 10240 bp.sourcePackage = p.info.packageName; 10241 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10242 } else if (!currentOwnerIsSystem) { 10243 String msg = "New decl " + p.owner + " of permission " 10244 + p.info.name + " is system; overriding " + bp.sourcePackage; 10245 reportSettingsProblem(Log.WARN, msg); 10246 bp = null; 10247 } 10248 } 10249 } 10250 10251 if (bp == null) { 10252 bp = new BasePermission(p.info.name, p.info.packageName, 10253 BasePermission.TYPE_NORMAL); 10254 permissionMap.put(p.info.name, bp); 10255 } 10256 10257 if (bp.perm == null) { 10258 if (bp.sourcePackage == null 10259 || bp.sourcePackage.equals(p.info.packageName)) { 10260 BasePermission tree = findPermissionTreeLP(p.info.name); 10261 if (tree == null 10262 || tree.sourcePackage.equals(p.info.packageName)) { 10263 bp.packageSetting = pkgSetting; 10264 bp.perm = p; 10265 bp.uid = pkg.applicationInfo.uid; 10266 bp.sourcePackage = p.info.packageName; 10267 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10268 if (chatty) { 10269 if (r == null) { 10270 r = new StringBuilder(256); 10271 } else { 10272 r.append(' '); 10273 } 10274 r.append(p.info.name); 10275 } 10276 } else { 10277 Slog.w(TAG, "Permission " + p.info.name + " from package " 10278 + p.info.packageName + " ignored: base tree " 10279 + tree.name + " is from package " 10280 + tree.sourcePackage); 10281 } 10282 } else { 10283 Slog.w(TAG, "Permission " + p.info.name + " from package " 10284 + p.info.packageName + " ignored: original from " 10285 + bp.sourcePackage); 10286 } 10287 } else if (chatty) { 10288 if (r == null) { 10289 r = new StringBuilder(256); 10290 } else { 10291 r.append(' '); 10292 } 10293 r.append("DUP:"); 10294 r.append(p.info.name); 10295 } 10296 if (bp.perm == p) { 10297 bp.protectionLevel = p.info.protectionLevel; 10298 } 10299 } 10300 10301 if (r != null) { 10302 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10303 } 10304 10305 N = pkg.instrumentation.size(); 10306 r = null; 10307 for (i=0; i<N; i++) { 10308 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10309 a.info.packageName = pkg.applicationInfo.packageName; 10310 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10311 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10312 a.info.splitNames = pkg.splitNames; 10313 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10314 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10315 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10316 a.info.dataDir = pkg.applicationInfo.dataDir; 10317 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10318 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10319 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10320 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10321 mInstrumentation.put(a.getComponentName(), a); 10322 if (chatty) { 10323 if (r == null) { 10324 r = new StringBuilder(256); 10325 } else { 10326 r.append(' '); 10327 } 10328 r.append(a.info.name); 10329 } 10330 } 10331 if (r != null) { 10332 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10333 } 10334 10335 if (pkg.protectedBroadcasts != null) { 10336 N = pkg.protectedBroadcasts.size(); 10337 for (i=0; i<N; i++) { 10338 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10339 } 10340 } 10341 } 10342 10343 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10344 } 10345 10346 /** 10347 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10348 * is derived purely on the basis of the contents of {@code scanFile} and 10349 * {@code cpuAbiOverride}. 10350 * 10351 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10352 */ 10353 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10354 String cpuAbiOverride, boolean extractLibs, 10355 File appLib32InstallDir) 10356 throws PackageManagerException { 10357 // Give ourselves some initial paths; we'll come back for another 10358 // pass once we've determined ABI below. 10359 setNativeLibraryPaths(pkg, appLib32InstallDir); 10360 10361 // We would never need to extract libs for forward-locked and external packages, 10362 // since the container service will do it for us. We shouldn't attempt to 10363 // extract libs from system app when it was not updated. 10364 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10365 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10366 extractLibs = false; 10367 } 10368 10369 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10370 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10371 10372 NativeLibraryHelper.Handle handle = null; 10373 try { 10374 handle = NativeLibraryHelper.Handle.create(pkg); 10375 // TODO(multiArch): This can be null for apps that didn't go through the 10376 // usual installation process. We can calculate it again, like we 10377 // do during install time. 10378 // 10379 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10380 // unnecessary. 10381 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10382 10383 // Null out the abis so that they can be recalculated. 10384 pkg.applicationInfo.primaryCpuAbi = null; 10385 pkg.applicationInfo.secondaryCpuAbi = null; 10386 if (isMultiArch(pkg.applicationInfo)) { 10387 // Warn if we've set an abiOverride for multi-lib packages.. 10388 // By definition, we need to copy both 32 and 64 bit libraries for 10389 // such packages. 10390 if (pkg.cpuAbiOverride != null 10391 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10392 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10393 } 10394 10395 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10396 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10397 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10398 if (extractLibs) { 10399 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10400 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10401 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10402 useIsaSpecificSubdirs); 10403 } else { 10404 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10405 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10406 } 10407 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10408 } 10409 10410 maybeThrowExceptionForMultiArchCopy( 10411 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10412 10413 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10414 if (extractLibs) { 10415 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10416 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10417 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10418 useIsaSpecificSubdirs); 10419 } else { 10420 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10421 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10422 } 10423 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10424 } 10425 10426 maybeThrowExceptionForMultiArchCopy( 10427 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10428 10429 if (abi64 >= 0) { 10430 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10431 } 10432 10433 if (abi32 >= 0) { 10434 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10435 if (abi64 >= 0) { 10436 if (pkg.use32bitAbi) { 10437 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10438 pkg.applicationInfo.primaryCpuAbi = abi; 10439 } else { 10440 pkg.applicationInfo.secondaryCpuAbi = abi; 10441 } 10442 } else { 10443 pkg.applicationInfo.primaryCpuAbi = abi; 10444 } 10445 } 10446 10447 } else { 10448 String[] abiList = (cpuAbiOverride != null) ? 10449 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10450 10451 // Enable gross and lame hacks for apps that are built with old 10452 // SDK tools. We must scan their APKs for renderscript bitcode and 10453 // not launch them if it's present. Don't bother checking on devices 10454 // that don't have 64 bit support. 10455 boolean needsRenderScriptOverride = false; 10456 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10457 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10458 abiList = Build.SUPPORTED_32_BIT_ABIS; 10459 needsRenderScriptOverride = true; 10460 } 10461 10462 final int copyRet; 10463 if (extractLibs) { 10464 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10465 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10466 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10467 } else { 10468 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10469 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10470 } 10471 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10472 10473 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10474 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10475 "Error unpackaging native libs for app, errorCode=" + copyRet); 10476 } 10477 10478 if (copyRet >= 0) { 10479 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10480 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10481 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10482 } else if (needsRenderScriptOverride) { 10483 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10484 } 10485 } 10486 } catch (IOException ioe) { 10487 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10488 } finally { 10489 IoUtils.closeQuietly(handle); 10490 } 10491 10492 // Now that we've calculated the ABIs and determined if it's an internal app, 10493 // we will go ahead and populate the nativeLibraryPath. 10494 setNativeLibraryPaths(pkg, appLib32InstallDir); 10495 } 10496 10497 /** 10498 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10499 * i.e, so that all packages can be run inside a single process if required. 10500 * 10501 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10502 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10503 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10504 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10505 * updating a package that belongs to a shared user. 10506 * 10507 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10508 * adds unnecessary complexity. 10509 */ 10510 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10511 PackageParser.Package scannedPackage) { 10512 String requiredInstructionSet = null; 10513 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10514 requiredInstructionSet = VMRuntime.getInstructionSet( 10515 scannedPackage.applicationInfo.primaryCpuAbi); 10516 } 10517 10518 PackageSetting requirer = null; 10519 for (PackageSetting ps : packagesForUser) { 10520 // If packagesForUser contains scannedPackage, we skip it. This will happen 10521 // when scannedPackage is an update of an existing package. Without this check, 10522 // we will never be able to change the ABI of any package belonging to a shared 10523 // user, even if it's compatible with other packages. 10524 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10525 if (ps.primaryCpuAbiString == null) { 10526 continue; 10527 } 10528 10529 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10530 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10531 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10532 // this but there's not much we can do. 10533 String errorMessage = "Instruction set mismatch, " 10534 + ((requirer == null) ? "[caller]" : requirer) 10535 + " requires " + requiredInstructionSet + " whereas " + ps 10536 + " requires " + instructionSet; 10537 Slog.w(TAG, errorMessage); 10538 } 10539 10540 if (requiredInstructionSet == null) { 10541 requiredInstructionSet = instructionSet; 10542 requirer = ps; 10543 } 10544 } 10545 } 10546 10547 if (requiredInstructionSet != null) { 10548 String adjustedAbi; 10549 if (requirer != null) { 10550 // requirer != null implies that either scannedPackage was null or that scannedPackage 10551 // did not require an ABI, in which case we have to adjust scannedPackage to match 10552 // the ABI of the set (which is the same as requirer's ABI) 10553 adjustedAbi = requirer.primaryCpuAbiString; 10554 if (scannedPackage != null) { 10555 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10556 } 10557 } else { 10558 // requirer == null implies that we're updating all ABIs in the set to 10559 // match scannedPackage. 10560 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10561 } 10562 10563 for (PackageSetting ps : packagesForUser) { 10564 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10565 if (ps.primaryCpuAbiString != null) { 10566 continue; 10567 } 10568 10569 ps.primaryCpuAbiString = adjustedAbi; 10570 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10571 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10572 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10573 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10574 + " (requirer=" 10575 + (requirer != null ? requirer.pkg : "null") 10576 + ", scannedPackage=" 10577 + (scannedPackage != null ? scannedPackage : "null") 10578 + ")"); 10579 try { 10580 mInstaller.rmdex(ps.codePathString, 10581 getDexCodeInstructionSet(getPreferredInstructionSet())); 10582 } catch (InstallerException ignored) { 10583 } 10584 } 10585 } 10586 } 10587 } 10588 } 10589 10590 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10591 synchronized (mPackages) { 10592 mResolverReplaced = true; 10593 // Set up information for custom user intent resolution activity. 10594 mResolveActivity.applicationInfo = pkg.applicationInfo; 10595 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10596 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10597 mResolveActivity.processName = pkg.applicationInfo.packageName; 10598 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10599 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10600 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10601 mResolveActivity.theme = 0; 10602 mResolveActivity.exported = true; 10603 mResolveActivity.enabled = true; 10604 mResolveInfo.activityInfo = mResolveActivity; 10605 mResolveInfo.priority = 0; 10606 mResolveInfo.preferredOrder = 0; 10607 mResolveInfo.match = 0; 10608 mResolveComponentName = mCustomResolverComponentName; 10609 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10610 mResolveComponentName); 10611 } 10612 } 10613 10614 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 10615 if (installerActivity == null) { 10616 if (DEBUG_EPHEMERAL) { 10617 Slog.d(TAG, "Clear ephemeral installer activity"); 10618 } 10619 mInstantAppInstallerActivity = null; 10620 return; 10621 } 10622 10623 if (DEBUG_EPHEMERAL) { 10624 Slog.d(TAG, "Set ephemeral installer activity: " 10625 + installerActivity.getComponentName()); 10626 } 10627 // Set up information for ephemeral installer activity 10628 mInstantAppInstallerActivity = installerActivity; 10629 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10630 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10631 mInstantAppInstallerActivity.exported = true; 10632 mInstantAppInstallerActivity.enabled = true; 10633 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 10634 mInstantAppInstallerInfo.priority = 0; 10635 mInstantAppInstallerInfo.preferredOrder = 1; 10636 mInstantAppInstallerInfo.isDefault = true; 10637 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10638 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10639 } 10640 10641 private static String calculateBundledApkRoot(final String codePathString) { 10642 final File codePath = new File(codePathString); 10643 final File codeRoot; 10644 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10645 codeRoot = Environment.getRootDirectory(); 10646 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10647 codeRoot = Environment.getOemDirectory(); 10648 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10649 codeRoot = Environment.getVendorDirectory(); 10650 } else { 10651 // Unrecognized code path; take its top real segment as the apk root: 10652 // e.g. /something/app/blah.apk => /something 10653 try { 10654 File f = codePath.getCanonicalFile(); 10655 File parent = f.getParentFile(); // non-null because codePath is a file 10656 File tmp; 10657 while ((tmp = parent.getParentFile()) != null) { 10658 f = parent; 10659 parent = tmp; 10660 } 10661 codeRoot = f; 10662 Slog.w(TAG, "Unrecognized code path " 10663 + codePath + " - using " + codeRoot); 10664 } catch (IOException e) { 10665 // Can't canonicalize the code path -- shenanigans? 10666 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10667 return Environment.getRootDirectory().getPath(); 10668 } 10669 } 10670 return codeRoot.getPath(); 10671 } 10672 10673 /** 10674 * Derive and set the location of native libraries for the given package, 10675 * which varies depending on where and how the package was installed. 10676 */ 10677 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10678 final ApplicationInfo info = pkg.applicationInfo; 10679 final String codePath = pkg.codePath; 10680 final File codeFile = new File(codePath); 10681 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10682 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10683 10684 info.nativeLibraryRootDir = null; 10685 info.nativeLibraryRootRequiresIsa = false; 10686 info.nativeLibraryDir = null; 10687 info.secondaryNativeLibraryDir = null; 10688 10689 if (isApkFile(codeFile)) { 10690 // Monolithic install 10691 if (bundledApp) { 10692 // If "/system/lib64/apkname" exists, assume that is the per-package 10693 // native library directory to use; otherwise use "/system/lib/apkname". 10694 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10695 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10696 getPrimaryInstructionSet(info)); 10697 10698 // This is a bundled system app so choose the path based on the ABI. 10699 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10700 // is just the default path. 10701 final String apkName = deriveCodePathName(codePath); 10702 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10703 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10704 apkName).getAbsolutePath(); 10705 10706 if (info.secondaryCpuAbi != null) { 10707 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10708 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10709 secondaryLibDir, apkName).getAbsolutePath(); 10710 } 10711 } else if (asecApp) { 10712 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10713 .getAbsolutePath(); 10714 } else { 10715 final String apkName = deriveCodePathName(codePath); 10716 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10717 .getAbsolutePath(); 10718 } 10719 10720 info.nativeLibraryRootRequiresIsa = false; 10721 info.nativeLibraryDir = info.nativeLibraryRootDir; 10722 } else { 10723 // Cluster install 10724 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10725 info.nativeLibraryRootRequiresIsa = true; 10726 10727 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10728 getPrimaryInstructionSet(info)).getAbsolutePath(); 10729 10730 if (info.secondaryCpuAbi != null) { 10731 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10732 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10733 } 10734 } 10735 } 10736 10737 /** 10738 * Calculate the abis and roots for a bundled app. These can uniquely 10739 * be determined from the contents of the system partition, i.e whether 10740 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10741 * of this information, and instead assume that the system was built 10742 * sensibly. 10743 */ 10744 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10745 PackageSetting pkgSetting) { 10746 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10747 10748 // If "/system/lib64/apkname" exists, assume that is the per-package 10749 // native library directory to use; otherwise use "/system/lib/apkname". 10750 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10751 setBundledAppAbi(pkg, apkRoot, apkName); 10752 // pkgSetting might be null during rescan following uninstall of updates 10753 // to a bundled app, so accommodate that possibility. The settings in 10754 // that case will be established later from the parsed package. 10755 // 10756 // If the settings aren't null, sync them up with what we've just derived. 10757 // note that apkRoot isn't stored in the package settings. 10758 if (pkgSetting != null) { 10759 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10760 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10761 } 10762 } 10763 10764 /** 10765 * Deduces the ABI of a bundled app and sets the relevant fields on the 10766 * parsed pkg object. 10767 * 10768 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10769 * under which system libraries are installed. 10770 * @param apkName the name of the installed package. 10771 */ 10772 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10773 final File codeFile = new File(pkg.codePath); 10774 10775 final boolean has64BitLibs; 10776 final boolean has32BitLibs; 10777 if (isApkFile(codeFile)) { 10778 // Monolithic install 10779 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10780 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10781 } else { 10782 // Cluster install 10783 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10784 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10785 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10786 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10787 has64BitLibs = (new File(rootDir, isa)).exists(); 10788 } else { 10789 has64BitLibs = false; 10790 } 10791 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10792 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10793 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10794 has32BitLibs = (new File(rootDir, isa)).exists(); 10795 } else { 10796 has32BitLibs = false; 10797 } 10798 } 10799 10800 if (has64BitLibs && !has32BitLibs) { 10801 // The package has 64 bit libs, but not 32 bit libs. Its primary 10802 // ABI should be 64 bit. We can safely assume here that the bundled 10803 // native libraries correspond to the most preferred ABI in the list. 10804 10805 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10806 pkg.applicationInfo.secondaryCpuAbi = null; 10807 } else if (has32BitLibs && !has64BitLibs) { 10808 // The package has 32 bit libs but not 64 bit libs. Its primary 10809 // ABI should be 32 bit. 10810 10811 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10812 pkg.applicationInfo.secondaryCpuAbi = null; 10813 } else if (has32BitLibs && has64BitLibs) { 10814 // The application has both 64 and 32 bit bundled libraries. We check 10815 // here that the app declares multiArch support, and warn if it doesn't. 10816 // 10817 // We will be lenient here and record both ABIs. The primary will be the 10818 // ABI that's higher on the list, i.e, a device that's configured to prefer 10819 // 64 bit apps will see a 64 bit primary ABI, 10820 10821 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10822 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10823 } 10824 10825 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10826 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10827 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10828 } else { 10829 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10830 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10831 } 10832 } else { 10833 pkg.applicationInfo.primaryCpuAbi = null; 10834 pkg.applicationInfo.secondaryCpuAbi = null; 10835 } 10836 } 10837 10838 private void killApplication(String pkgName, int appId, String reason) { 10839 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10840 } 10841 10842 private void killApplication(String pkgName, int appId, int userId, String reason) { 10843 // Request the ActivityManager to kill the process(only for existing packages) 10844 // so that we do not end up in a confused state while the user is still using the older 10845 // version of the application while the new one gets installed. 10846 final long token = Binder.clearCallingIdentity(); 10847 try { 10848 IActivityManager am = ActivityManager.getService(); 10849 if (am != null) { 10850 try { 10851 am.killApplication(pkgName, appId, userId, reason); 10852 } catch (RemoteException e) { 10853 } 10854 } 10855 } finally { 10856 Binder.restoreCallingIdentity(token); 10857 } 10858 } 10859 10860 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10861 // Remove the parent package setting 10862 PackageSetting ps = (PackageSetting) pkg.mExtras; 10863 if (ps != null) { 10864 removePackageLI(ps, chatty); 10865 } 10866 // Remove the child package setting 10867 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10868 for (int i = 0; i < childCount; i++) { 10869 PackageParser.Package childPkg = pkg.childPackages.get(i); 10870 ps = (PackageSetting) childPkg.mExtras; 10871 if (ps != null) { 10872 removePackageLI(ps, chatty); 10873 } 10874 } 10875 } 10876 10877 void removePackageLI(PackageSetting ps, boolean chatty) { 10878 if (DEBUG_INSTALL) { 10879 if (chatty) 10880 Log.d(TAG, "Removing package " + ps.name); 10881 } 10882 10883 // writer 10884 synchronized (mPackages) { 10885 mPackages.remove(ps.name); 10886 final PackageParser.Package pkg = ps.pkg; 10887 if (pkg != null) { 10888 cleanPackageDataStructuresLILPw(pkg, chatty); 10889 } 10890 } 10891 } 10892 10893 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10894 if (DEBUG_INSTALL) { 10895 if (chatty) 10896 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10897 } 10898 10899 // writer 10900 synchronized (mPackages) { 10901 // Remove the parent package 10902 mPackages.remove(pkg.applicationInfo.packageName); 10903 cleanPackageDataStructuresLILPw(pkg, chatty); 10904 10905 // Remove the child packages 10906 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10907 for (int i = 0; i < childCount; i++) { 10908 PackageParser.Package childPkg = pkg.childPackages.get(i); 10909 mPackages.remove(childPkg.applicationInfo.packageName); 10910 cleanPackageDataStructuresLILPw(childPkg, chatty); 10911 } 10912 } 10913 } 10914 10915 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10916 int N = pkg.providers.size(); 10917 StringBuilder r = null; 10918 int i; 10919 for (i=0; i<N; i++) { 10920 PackageParser.Provider p = pkg.providers.get(i); 10921 mProviders.removeProvider(p); 10922 if (p.info.authority == null) { 10923 10924 /* There was another ContentProvider with this authority when 10925 * this app was installed so this authority is null, 10926 * Ignore it as we don't have to unregister the provider. 10927 */ 10928 continue; 10929 } 10930 String names[] = p.info.authority.split(";"); 10931 for (int j = 0; j < names.length; j++) { 10932 if (mProvidersByAuthority.get(names[j]) == p) { 10933 mProvidersByAuthority.remove(names[j]); 10934 if (DEBUG_REMOVE) { 10935 if (chatty) 10936 Log.d(TAG, "Unregistered content provider: " + names[j] 10937 + ", className = " + p.info.name + ", isSyncable = " 10938 + p.info.isSyncable); 10939 } 10940 } 10941 } 10942 if (DEBUG_REMOVE && chatty) { 10943 if (r == null) { 10944 r = new StringBuilder(256); 10945 } else { 10946 r.append(' '); 10947 } 10948 r.append(p.info.name); 10949 } 10950 } 10951 if (r != null) { 10952 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10953 } 10954 10955 N = pkg.services.size(); 10956 r = null; 10957 for (i=0; i<N; i++) { 10958 PackageParser.Service s = pkg.services.get(i); 10959 mServices.removeService(s); 10960 if (chatty) { 10961 if (r == null) { 10962 r = new StringBuilder(256); 10963 } else { 10964 r.append(' '); 10965 } 10966 r.append(s.info.name); 10967 } 10968 } 10969 if (r != null) { 10970 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 10971 } 10972 10973 N = pkg.receivers.size(); 10974 r = null; 10975 for (i=0; i<N; i++) { 10976 PackageParser.Activity a = pkg.receivers.get(i); 10977 mReceivers.removeActivity(a, "receiver"); 10978 if (DEBUG_REMOVE && chatty) { 10979 if (r == null) { 10980 r = new StringBuilder(256); 10981 } else { 10982 r.append(' '); 10983 } 10984 r.append(a.info.name); 10985 } 10986 } 10987 if (r != null) { 10988 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 10989 } 10990 10991 N = pkg.activities.size(); 10992 r = null; 10993 for (i=0; i<N; i++) { 10994 PackageParser.Activity a = pkg.activities.get(i); 10995 mActivities.removeActivity(a, "activity"); 10996 if (DEBUG_REMOVE && chatty) { 10997 if (r == null) { 10998 r = new StringBuilder(256); 10999 } else { 11000 r.append(' '); 11001 } 11002 r.append(a.info.name); 11003 } 11004 } 11005 if (r != null) { 11006 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11007 } 11008 11009 N = pkg.permissions.size(); 11010 r = null; 11011 for (i=0; i<N; i++) { 11012 PackageParser.Permission p = pkg.permissions.get(i); 11013 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11014 if (bp == null) { 11015 bp = mSettings.mPermissionTrees.get(p.info.name); 11016 } 11017 if (bp != null && bp.perm == p) { 11018 bp.perm = null; 11019 if (DEBUG_REMOVE && chatty) { 11020 if (r == null) { 11021 r = new StringBuilder(256); 11022 } else { 11023 r.append(' '); 11024 } 11025 r.append(p.info.name); 11026 } 11027 } 11028 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11029 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11030 if (appOpPkgs != null) { 11031 appOpPkgs.remove(pkg.packageName); 11032 } 11033 } 11034 } 11035 if (r != null) { 11036 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11037 } 11038 11039 N = pkg.requestedPermissions.size(); 11040 r = null; 11041 for (i=0; i<N; i++) { 11042 String perm = pkg.requestedPermissions.get(i); 11043 BasePermission bp = mSettings.mPermissions.get(perm); 11044 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11045 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11046 if (appOpPkgs != null) { 11047 appOpPkgs.remove(pkg.packageName); 11048 if (appOpPkgs.isEmpty()) { 11049 mAppOpPermissionPackages.remove(perm); 11050 } 11051 } 11052 } 11053 } 11054 if (r != null) { 11055 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11056 } 11057 11058 N = pkg.instrumentation.size(); 11059 r = null; 11060 for (i=0; i<N; i++) { 11061 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11062 mInstrumentation.remove(a.getComponentName()); 11063 if (DEBUG_REMOVE && chatty) { 11064 if (r == null) { 11065 r = new StringBuilder(256); 11066 } else { 11067 r.append(' '); 11068 } 11069 r.append(a.info.name); 11070 } 11071 } 11072 if (r != null) { 11073 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11074 } 11075 11076 r = null; 11077 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11078 // Only system apps can hold shared libraries. 11079 if (pkg.libraryNames != null) { 11080 for (i = 0; i < pkg.libraryNames.size(); i++) { 11081 String name = pkg.libraryNames.get(i); 11082 if (removeSharedLibraryLPw(name, 0)) { 11083 if (DEBUG_REMOVE && chatty) { 11084 if (r == null) { 11085 r = new StringBuilder(256); 11086 } else { 11087 r.append(' '); 11088 } 11089 r.append(name); 11090 } 11091 } 11092 } 11093 } 11094 } 11095 11096 r = null; 11097 11098 // Any package can hold static shared libraries. 11099 if (pkg.staticSharedLibName != null) { 11100 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11101 if (DEBUG_REMOVE && chatty) { 11102 if (r == null) { 11103 r = new StringBuilder(256); 11104 } else { 11105 r.append(' '); 11106 } 11107 r.append(pkg.staticSharedLibName); 11108 } 11109 } 11110 } 11111 11112 if (r != null) { 11113 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11114 } 11115 } 11116 11117 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11118 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11119 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11120 return true; 11121 } 11122 } 11123 return false; 11124 } 11125 11126 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11127 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11128 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11129 11130 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11131 // Update the parent permissions 11132 updatePermissionsLPw(pkg.packageName, pkg, flags); 11133 // Update the child permissions 11134 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11135 for (int i = 0; i < childCount; i++) { 11136 PackageParser.Package childPkg = pkg.childPackages.get(i); 11137 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11138 } 11139 } 11140 11141 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11142 int flags) { 11143 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11144 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11145 } 11146 11147 private void updatePermissionsLPw(String changingPkg, 11148 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11149 // Make sure there are no dangling permission trees. 11150 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11151 while (it.hasNext()) { 11152 final BasePermission bp = it.next(); 11153 if (bp.packageSetting == null) { 11154 // We may not yet have parsed the package, so just see if 11155 // we still know about its settings. 11156 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11157 } 11158 if (bp.packageSetting == null) { 11159 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11160 + " from package " + bp.sourcePackage); 11161 it.remove(); 11162 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11163 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11164 Slog.i(TAG, "Removing old permission tree: " + bp.name 11165 + " from package " + bp.sourcePackage); 11166 flags |= UPDATE_PERMISSIONS_ALL; 11167 it.remove(); 11168 } 11169 } 11170 } 11171 11172 // Make sure all dynamic permissions have been assigned to a package, 11173 // and make sure there are no dangling permissions. 11174 it = mSettings.mPermissions.values().iterator(); 11175 while (it.hasNext()) { 11176 final BasePermission bp = it.next(); 11177 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11178 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11179 + bp.name + " pkg=" + bp.sourcePackage 11180 + " info=" + bp.pendingInfo); 11181 if (bp.packageSetting == null && bp.pendingInfo != null) { 11182 final BasePermission tree = findPermissionTreeLP(bp.name); 11183 if (tree != null && tree.perm != null) { 11184 bp.packageSetting = tree.packageSetting; 11185 bp.perm = new PackageParser.Permission(tree.perm.owner, 11186 new PermissionInfo(bp.pendingInfo)); 11187 bp.perm.info.packageName = tree.perm.info.packageName; 11188 bp.perm.info.name = bp.name; 11189 bp.uid = tree.uid; 11190 } 11191 } 11192 } 11193 if (bp.packageSetting == null) { 11194 // We may not yet have parsed the package, so just see if 11195 // we still know about its settings. 11196 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11197 } 11198 if (bp.packageSetting == null) { 11199 Slog.w(TAG, "Removing dangling permission: " + bp.name 11200 + " from package " + bp.sourcePackage); 11201 it.remove(); 11202 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11203 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11204 Slog.i(TAG, "Removing old permission: " + bp.name 11205 + " from package " + bp.sourcePackage); 11206 flags |= UPDATE_PERMISSIONS_ALL; 11207 it.remove(); 11208 } 11209 } 11210 } 11211 11212 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11213 // Now update the permissions for all packages, in particular 11214 // replace the granted permissions of the system packages. 11215 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11216 for (PackageParser.Package pkg : mPackages.values()) { 11217 if (pkg != pkgInfo) { 11218 // Only replace for packages on requested volume 11219 final String volumeUuid = getVolumeUuidForPackage(pkg); 11220 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11221 && Objects.equals(replaceVolumeUuid, volumeUuid); 11222 grantPermissionsLPw(pkg, replace, changingPkg); 11223 } 11224 } 11225 } 11226 11227 if (pkgInfo != null) { 11228 // Only replace for packages on requested volume 11229 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11230 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11231 && Objects.equals(replaceVolumeUuid, volumeUuid); 11232 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11233 } 11234 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11235 } 11236 11237 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11238 String packageOfInterest) { 11239 // IMPORTANT: There are two types of permissions: install and runtime. 11240 // Install time permissions are granted when the app is installed to 11241 // all device users and users added in the future. Runtime permissions 11242 // are granted at runtime explicitly to specific users. Normal and signature 11243 // protected permissions are install time permissions. Dangerous permissions 11244 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11245 // otherwise they are runtime permissions. This function does not manage 11246 // runtime permissions except for the case an app targeting Lollipop MR1 11247 // being upgraded to target a newer SDK, in which case dangerous permissions 11248 // are transformed from install time to runtime ones. 11249 11250 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11251 if (ps == null) { 11252 return; 11253 } 11254 11255 PermissionsState permissionsState = ps.getPermissionsState(); 11256 PermissionsState origPermissions = permissionsState; 11257 11258 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11259 11260 boolean runtimePermissionsRevoked = false; 11261 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11262 11263 boolean changedInstallPermission = false; 11264 11265 if (replace) { 11266 ps.installPermissionsFixed = false; 11267 if (!ps.isSharedUser()) { 11268 origPermissions = new PermissionsState(permissionsState); 11269 permissionsState.reset(); 11270 } else { 11271 // We need to know only about runtime permission changes since the 11272 // calling code always writes the install permissions state but 11273 // the runtime ones are written only if changed. The only cases of 11274 // changed runtime permissions here are promotion of an install to 11275 // runtime and revocation of a runtime from a shared user. 11276 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11277 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11278 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11279 runtimePermissionsRevoked = true; 11280 } 11281 } 11282 } 11283 11284 permissionsState.setGlobalGids(mGlobalGids); 11285 11286 final int N = pkg.requestedPermissions.size(); 11287 for (int i=0; i<N; i++) { 11288 final String name = pkg.requestedPermissions.get(i); 11289 final BasePermission bp = mSettings.mPermissions.get(name); 11290 11291 if (DEBUG_INSTALL) { 11292 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11293 } 11294 11295 if (bp == null || bp.packageSetting == null) { 11296 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11297 Slog.w(TAG, "Unknown permission " + name 11298 + " in package " + pkg.packageName); 11299 } 11300 continue; 11301 } 11302 11303 11304 // Limit ephemeral apps to ephemeral allowed permissions. 11305 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11306 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11307 + pkg.packageName); 11308 continue; 11309 } 11310 11311 final String perm = bp.name; 11312 boolean allowedSig = false; 11313 int grant = GRANT_DENIED; 11314 11315 // Keep track of app op permissions. 11316 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11317 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11318 if (pkgs == null) { 11319 pkgs = new ArraySet<>(); 11320 mAppOpPermissionPackages.put(bp.name, pkgs); 11321 } 11322 pkgs.add(pkg.packageName); 11323 } 11324 11325 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11326 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11327 >= Build.VERSION_CODES.M; 11328 switch (level) { 11329 case PermissionInfo.PROTECTION_NORMAL: { 11330 // For all apps normal permissions are install time ones. 11331 grant = GRANT_INSTALL; 11332 } break; 11333 11334 case PermissionInfo.PROTECTION_DANGEROUS: { 11335 // If a permission review is required for legacy apps we represent 11336 // their permissions as always granted runtime ones since we need 11337 // to keep the review required permission flag per user while an 11338 // install permission's state is shared across all users. 11339 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11340 // For legacy apps dangerous permissions are install time ones. 11341 grant = GRANT_INSTALL; 11342 } else if (origPermissions.hasInstallPermission(bp.name)) { 11343 // For legacy apps that became modern, install becomes runtime. 11344 grant = GRANT_UPGRADE; 11345 } else if (mPromoteSystemApps 11346 && isSystemApp(ps) 11347 && mExistingSystemPackages.contains(ps.name)) { 11348 // For legacy system apps, install becomes runtime. 11349 // We cannot check hasInstallPermission() for system apps since those 11350 // permissions were granted implicitly and not persisted pre-M. 11351 grant = GRANT_UPGRADE; 11352 } else { 11353 // For modern apps keep runtime permissions unchanged. 11354 grant = GRANT_RUNTIME; 11355 } 11356 } break; 11357 11358 case PermissionInfo.PROTECTION_SIGNATURE: { 11359 // For all apps signature permissions are install time ones. 11360 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11361 if (allowedSig) { 11362 grant = GRANT_INSTALL; 11363 } 11364 } break; 11365 } 11366 11367 if (DEBUG_INSTALL) { 11368 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11369 } 11370 11371 if (grant != GRANT_DENIED) { 11372 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11373 // If this is an existing, non-system package, then 11374 // we can't add any new permissions to it. 11375 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11376 // Except... if this is a permission that was added 11377 // to the platform (note: need to only do this when 11378 // updating the platform). 11379 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11380 grant = GRANT_DENIED; 11381 } 11382 } 11383 } 11384 11385 switch (grant) { 11386 case GRANT_INSTALL: { 11387 // Revoke this as runtime permission to handle the case of 11388 // a runtime permission being downgraded to an install one. 11389 // Also in permission review mode we keep dangerous permissions 11390 // for legacy apps 11391 for (int userId : UserManagerService.getInstance().getUserIds()) { 11392 if (origPermissions.getRuntimePermissionState( 11393 bp.name, userId) != null) { 11394 // Revoke the runtime permission and clear the flags. 11395 origPermissions.revokeRuntimePermission(bp, userId); 11396 origPermissions.updatePermissionFlags(bp, userId, 11397 PackageManager.MASK_PERMISSION_FLAGS, 0); 11398 // If we revoked a permission permission, we have to write. 11399 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11400 changedRuntimePermissionUserIds, userId); 11401 } 11402 } 11403 // Grant an install permission. 11404 if (permissionsState.grantInstallPermission(bp) != 11405 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11406 changedInstallPermission = true; 11407 } 11408 } break; 11409 11410 case GRANT_RUNTIME: { 11411 // Grant previously granted runtime permissions. 11412 for (int userId : UserManagerService.getInstance().getUserIds()) { 11413 PermissionState permissionState = origPermissions 11414 .getRuntimePermissionState(bp.name, userId); 11415 int flags = permissionState != null 11416 ? permissionState.getFlags() : 0; 11417 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11418 // Don't propagate the permission in a permission review mode if 11419 // the former was revoked, i.e. marked to not propagate on upgrade. 11420 // Note that in a permission review mode install permissions are 11421 // represented as constantly granted runtime ones since we need to 11422 // keep a per user state associated with the permission. Also the 11423 // revoke on upgrade flag is no longer applicable and is reset. 11424 final boolean revokeOnUpgrade = (flags & PackageManager 11425 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11426 if (revokeOnUpgrade) { 11427 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11428 // Since we changed the flags, we have to write. 11429 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11430 changedRuntimePermissionUserIds, userId); 11431 } 11432 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11433 if (permissionsState.grantRuntimePermission(bp, userId) == 11434 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11435 // If we cannot put the permission as it was, 11436 // we have to write. 11437 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11438 changedRuntimePermissionUserIds, userId); 11439 } 11440 } 11441 11442 // If the app supports runtime permissions no need for a review. 11443 if (mPermissionReviewRequired 11444 && appSupportsRuntimePermissions 11445 && (flags & PackageManager 11446 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11447 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11448 // Since we changed the flags, we have to write. 11449 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11450 changedRuntimePermissionUserIds, userId); 11451 } 11452 } else if (mPermissionReviewRequired 11453 && !appSupportsRuntimePermissions) { 11454 // For legacy apps that need a permission review, every new 11455 // runtime permission is granted but it is pending a review. 11456 // We also need to review only platform defined runtime 11457 // permissions as these are the only ones the platform knows 11458 // how to disable the API to simulate revocation as legacy 11459 // apps don't expect to run with revoked permissions. 11460 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11461 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11462 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11463 // We changed the flags, hence have to write. 11464 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11465 changedRuntimePermissionUserIds, userId); 11466 } 11467 } 11468 if (permissionsState.grantRuntimePermission(bp, userId) 11469 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11470 // We changed the permission, hence have to write. 11471 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11472 changedRuntimePermissionUserIds, userId); 11473 } 11474 } 11475 // Propagate the permission flags. 11476 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11477 } 11478 } break; 11479 11480 case GRANT_UPGRADE: { 11481 // Grant runtime permissions for a previously held install permission. 11482 PermissionState permissionState = origPermissions 11483 .getInstallPermissionState(bp.name); 11484 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11485 11486 if (origPermissions.revokeInstallPermission(bp) 11487 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11488 // We will be transferring the permission flags, so clear them. 11489 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11490 PackageManager.MASK_PERMISSION_FLAGS, 0); 11491 changedInstallPermission = true; 11492 } 11493 11494 // If the permission is not to be promoted to runtime we ignore it and 11495 // also its other flags as they are not applicable to install permissions. 11496 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11497 for (int userId : currentUserIds) { 11498 if (permissionsState.grantRuntimePermission(bp, userId) != 11499 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11500 // Transfer the permission flags. 11501 permissionsState.updatePermissionFlags(bp, userId, 11502 flags, flags); 11503 // If we granted the permission, we have to write. 11504 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11505 changedRuntimePermissionUserIds, userId); 11506 } 11507 } 11508 } 11509 } break; 11510 11511 default: { 11512 if (packageOfInterest == null 11513 || packageOfInterest.equals(pkg.packageName)) { 11514 Slog.w(TAG, "Not granting permission " + perm 11515 + " to package " + pkg.packageName 11516 + " because it was previously installed without"); 11517 } 11518 } break; 11519 } 11520 } else { 11521 if (permissionsState.revokeInstallPermission(bp) != 11522 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11523 // Also drop the permission flags. 11524 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11525 PackageManager.MASK_PERMISSION_FLAGS, 0); 11526 changedInstallPermission = true; 11527 Slog.i(TAG, "Un-granting permission " + perm 11528 + " from package " + pkg.packageName 11529 + " (protectionLevel=" + bp.protectionLevel 11530 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11531 + ")"); 11532 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11533 // Don't print warning for app op permissions, since it is fine for them 11534 // not to be granted, there is a UI for the user to decide. 11535 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11536 Slog.w(TAG, "Not granting permission " + perm 11537 + " to package " + pkg.packageName 11538 + " (protectionLevel=" + bp.protectionLevel 11539 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11540 + ")"); 11541 } 11542 } 11543 } 11544 } 11545 11546 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11547 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11548 // This is the first that we have heard about this package, so the 11549 // permissions we have now selected are fixed until explicitly 11550 // changed. 11551 ps.installPermissionsFixed = true; 11552 } 11553 11554 // Persist the runtime permissions state for users with changes. If permissions 11555 // were revoked because no app in the shared user declares them we have to 11556 // write synchronously to avoid losing runtime permissions state. 11557 for (int userId : changedRuntimePermissionUserIds) { 11558 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11559 } 11560 } 11561 11562 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11563 boolean allowed = false; 11564 final int NP = PackageParser.NEW_PERMISSIONS.length; 11565 for (int ip=0; ip<NP; ip++) { 11566 final PackageParser.NewPermissionInfo npi 11567 = PackageParser.NEW_PERMISSIONS[ip]; 11568 if (npi.name.equals(perm) 11569 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11570 allowed = true; 11571 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11572 + pkg.packageName); 11573 break; 11574 } 11575 } 11576 return allowed; 11577 } 11578 11579 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11580 BasePermission bp, PermissionsState origPermissions) { 11581 boolean privilegedPermission = (bp.protectionLevel 11582 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11583 boolean privappPermissionsDisable = 11584 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11585 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11586 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11587 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11588 && !platformPackage && platformPermission) { 11589 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11590 .getPrivAppPermissions(pkg.packageName); 11591 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11592 if (!whitelisted) { 11593 Slog.w(TAG, "Privileged permission " + perm + " for package " 11594 + pkg.packageName + " - not in privapp-permissions whitelist"); 11595 // Only report violations for apps on system image 11596 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 11597 if (mPrivappPermissionsViolations == null) { 11598 mPrivappPermissionsViolations = new ArraySet<>(); 11599 } 11600 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11601 } 11602 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11603 return false; 11604 } 11605 } 11606 } 11607 boolean allowed = (compareSignatures( 11608 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11609 == PackageManager.SIGNATURE_MATCH) 11610 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11611 == PackageManager.SIGNATURE_MATCH); 11612 if (!allowed && privilegedPermission) { 11613 if (isSystemApp(pkg)) { 11614 // For updated system applications, a system permission 11615 // is granted only if it had been defined by the original application. 11616 if (pkg.isUpdatedSystemApp()) { 11617 final PackageSetting sysPs = mSettings 11618 .getDisabledSystemPkgLPr(pkg.packageName); 11619 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11620 // If the original was granted this permission, we take 11621 // that grant decision as read and propagate it to the 11622 // update. 11623 if (sysPs.isPrivileged()) { 11624 allowed = true; 11625 } 11626 } else { 11627 // The system apk may have been updated with an older 11628 // version of the one on the data partition, but which 11629 // granted a new system permission that it didn't have 11630 // before. In this case we do want to allow the app to 11631 // now get the new permission if the ancestral apk is 11632 // privileged to get it. 11633 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11634 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11635 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11636 allowed = true; 11637 break; 11638 } 11639 } 11640 } 11641 // Also if a privileged parent package on the system image or any of 11642 // its children requested a privileged permission, the updated child 11643 // packages can also get the permission. 11644 if (pkg.parentPackage != null) { 11645 final PackageSetting disabledSysParentPs = mSettings 11646 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11647 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11648 && disabledSysParentPs.isPrivileged()) { 11649 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11650 allowed = true; 11651 } else if (disabledSysParentPs.pkg.childPackages != null) { 11652 final int count = disabledSysParentPs.pkg.childPackages.size(); 11653 for (int i = 0; i < count; i++) { 11654 PackageParser.Package disabledSysChildPkg = 11655 disabledSysParentPs.pkg.childPackages.get(i); 11656 if (isPackageRequestingPermission(disabledSysChildPkg, 11657 perm)) { 11658 allowed = true; 11659 break; 11660 } 11661 } 11662 } 11663 } 11664 } 11665 } 11666 } else { 11667 allowed = isPrivilegedApp(pkg); 11668 } 11669 } 11670 } 11671 if (!allowed) { 11672 if (!allowed && (bp.protectionLevel 11673 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11674 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11675 // If this was a previously normal/dangerous permission that got moved 11676 // to a system permission as part of the runtime permission redesign, then 11677 // we still want to blindly grant it to old apps. 11678 allowed = true; 11679 } 11680 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11681 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11682 // If this permission is to be granted to the system installer and 11683 // this app is an installer, then it gets the permission. 11684 allowed = true; 11685 } 11686 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11687 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11688 // If this permission is to be granted to the system verifier and 11689 // this app is a verifier, then it gets the permission. 11690 allowed = true; 11691 } 11692 if (!allowed && (bp.protectionLevel 11693 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11694 && isSystemApp(pkg)) { 11695 // Any pre-installed system app is allowed to get this permission. 11696 allowed = true; 11697 } 11698 if (!allowed && (bp.protectionLevel 11699 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11700 // For development permissions, a development permission 11701 // is granted only if it was already granted. 11702 allowed = origPermissions.hasInstallPermission(perm); 11703 } 11704 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11705 && pkg.packageName.equals(mSetupWizardPackage)) { 11706 // If this permission is to be granted to the system setup wizard and 11707 // this app is a setup wizard, then it gets the permission. 11708 allowed = true; 11709 } 11710 } 11711 return allowed; 11712 } 11713 11714 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11715 final int permCount = pkg.requestedPermissions.size(); 11716 for (int j = 0; j < permCount; j++) { 11717 String requestedPermission = pkg.requestedPermissions.get(j); 11718 if (permission.equals(requestedPermission)) { 11719 return true; 11720 } 11721 } 11722 return false; 11723 } 11724 11725 final class ActivityIntentResolver 11726 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11727 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11728 boolean defaultOnly, int userId) { 11729 if (!sUserManager.exists(userId)) return null; 11730 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11731 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11732 } 11733 11734 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11735 int userId) { 11736 if (!sUserManager.exists(userId)) return null; 11737 mFlags = flags; 11738 return super.queryIntent(intent, resolvedType, 11739 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11740 userId); 11741 } 11742 11743 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11744 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11745 if (!sUserManager.exists(userId)) return null; 11746 if (packageActivities == null) { 11747 return null; 11748 } 11749 mFlags = flags; 11750 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11751 final int N = packageActivities.size(); 11752 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11753 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11754 11755 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11756 for (int i = 0; i < N; ++i) { 11757 intentFilters = packageActivities.get(i).intents; 11758 if (intentFilters != null && intentFilters.size() > 0) { 11759 PackageParser.ActivityIntentInfo[] array = 11760 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11761 intentFilters.toArray(array); 11762 listCut.add(array); 11763 } 11764 } 11765 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11766 } 11767 11768 /** 11769 * Finds a privileged activity that matches the specified activity names. 11770 */ 11771 private PackageParser.Activity findMatchingActivity( 11772 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11773 for (PackageParser.Activity sysActivity : activityList) { 11774 if (sysActivity.info.name.equals(activityInfo.name)) { 11775 return sysActivity; 11776 } 11777 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11778 return sysActivity; 11779 } 11780 if (sysActivity.info.targetActivity != null) { 11781 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11782 return sysActivity; 11783 } 11784 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11785 return sysActivity; 11786 } 11787 } 11788 } 11789 return null; 11790 } 11791 11792 public class IterGenerator<E> { 11793 public Iterator<E> generate(ActivityIntentInfo info) { 11794 return null; 11795 } 11796 } 11797 11798 public class ActionIterGenerator extends IterGenerator<String> { 11799 @Override 11800 public Iterator<String> generate(ActivityIntentInfo info) { 11801 return info.actionsIterator(); 11802 } 11803 } 11804 11805 public class CategoriesIterGenerator extends IterGenerator<String> { 11806 @Override 11807 public Iterator<String> generate(ActivityIntentInfo info) { 11808 return info.categoriesIterator(); 11809 } 11810 } 11811 11812 public class SchemesIterGenerator extends IterGenerator<String> { 11813 @Override 11814 public Iterator<String> generate(ActivityIntentInfo info) { 11815 return info.schemesIterator(); 11816 } 11817 } 11818 11819 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11820 @Override 11821 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11822 return info.authoritiesIterator(); 11823 } 11824 } 11825 11826 /** 11827 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11828 * MODIFIED. Do not pass in a list that should not be changed. 11829 */ 11830 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11831 IterGenerator<T> generator, Iterator<T> searchIterator) { 11832 // loop through the set of actions; every one must be found in the intent filter 11833 while (searchIterator.hasNext()) { 11834 // we must have at least one filter in the list to consider a match 11835 if (intentList.size() == 0) { 11836 break; 11837 } 11838 11839 final T searchAction = searchIterator.next(); 11840 11841 // loop through the set of intent filters 11842 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11843 while (intentIter.hasNext()) { 11844 final ActivityIntentInfo intentInfo = intentIter.next(); 11845 boolean selectionFound = false; 11846 11847 // loop through the intent filter's selection criteria; at least one 11848 // of them must match the searched criteria 11849 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11850 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11851 final T intentSelection = intentSelectionIter.next(); 11852 if (intentSelection != null && intentSelection.equals(searchAction)) { 11853 selectionFound = true; 11854 break; 11855 } 11856 } 11857 11858 // the selection criteria wasn't found in this filter's set; this filter 11859 // is not a potential match 11860 if (!selectionFound) { 11861 intentIter.remove(); 11862 } 11863 } 11864 } 11865 } 11866 11867 private boolean isProtectedAction(ActivityIntentInfo filter) { 11868 final Iterator<String> actionsIter = filter.actionsIterator(); 11869 while (actionsIter != null && actionsIter.hasNext()) { 11870 final String filterAction = actionsIter.next(); 11871 if (PROTECTED_ACTIONS.contains(filterAction)) { 11872 return true; 11873 } 11874 } 11875 return false; 11876 } 11877 11878 /** 11879 * Adjusts the priority of the given intent filter according to policy. 11880 * <p> 11881 * <ul> 11882 * <li>The priority for non privileged applications is capped to '0'</li> 11883 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11884 * <li>The priority for unbundled updates to privileged applications is capped to the 11885 * priority defined on the system partition</li> 11886 * </ul> 11887 * <p> 11888 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11889 * allowed to obtain any priority on any action. 11890 */ 11891 private void adjustPriority( 11892 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11893 // nothing to do; priority is fine as-is 11894 if (intent.getPriority() <= 0) { 11895 return; 11896 } 11897 11898 final ActivityInfo activityInfo = intent.activity.info; 11899 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11900 11901 final boolean privilegedApp = 11902 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11903 if (!privilegedApp) { 11904 // non-privileged applications can never define a priority >0 11905 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11906 + " package: " + applicationInfo.packageName 11907 + " activity: " + intent.activity.className 11908 + " origPrio: " + intent.getPriority()); 11909 intent.setPriority(0); 11910 return; 11911 } 11912 11913 if (systemActivities == null) { 11914 // the system package is not disabled; we're parsing the system partition 11915 if (isProtectedAction(intent)) { 11916 if (mDeferProtectedFilters) { 11917 // We can't deal with these just yet. No component should ever obtain a 11918 // >0 priority for a protected actions, with ONE exception -- the setup 11919 // wizard. The setup wizard, however, cannot be known until we're able to 11920 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11921 // until all intent filters have been processed. Chicken, meet egg. 11922 // Let the filter temporarily have a high priority and rectify the 11923 // priorities after all system packages have been scanned. 11924 mProtectedFilters.add(intent); 11925 if (DEBUG_FILTERS) { 11926 Slog.i(TAG, "Protected action; save for later;" 11927 + " package: " + applicationInfo.packageName 11928 + " activity: " + intent.activity.className 11929 + " origPrio: " + intent.getPriority()); 11930 } 11931 return; 11932 } else { 11933 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11934 Slog.i(TAG, "No setup wizard;" 11935 + " All protected intents capped to priority 0"); 11936 } 11937 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11938 if (DEBUG_FILTERS) { 11939 Slog.i(TAG, "Found setup wizard;" 11940 + " allow priority " + intent.getPriority() + ";" 11941 + " package: " + intent.activity.info.packageName 11942 + " activity: " + intent.activity.className 11943 + " priority: " + intent.getPriority()); 11944 } 11945 // setup wizard gets whatever it wants 11946 return; 11947 } 11948 Slog.w(TAG, "Protected action; cap priority to 0;" 11949 + " package: " + intent.activity.info.packageName 11950 + " activity: " + intent.activity.className 11951 + " origPrio: " + intent.getPriority()); 11952 intent.setPriority(0); 11953 return; 11954 } 11955 } 11956 // privileged apps on the system image get whatever priority they request 11957 return; 11958 } 11959 11960 // privileged app unbundled update ... try to find the same activity 11961 final PackageParser.Activity foundActivity = 11962 findMatchingActivity(systemActivities, activityInfo); 11963 if (foundActivity == null) { 11964 // this is a new activity; it cannot obtain >0 priority 11965 if (DEBUG_FILTERS) { 11966 Slog.i(TAG, "New activity; cap priority to 0;" 11967 + " package: " + applicationInfo.packageName 11968 + " activity: " + intent.activity.className 11969 + " origPrio: " + intent.getPriority()); 11970 } 11971 intent.setPriority(0); 11972 return; 11973 } 11974 11975 // found activity, now check for filter equivalence 11976 11977 // a shallow copy is enough; we modify the list, not its contents 11978 final List<ActivityIntentInfo> intentListCopy = 11979 new ArrayList<>(foundActivity.intents); 11980 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11981 11982 // find matching action subsets 11983 final Iterator<String> actionsIterator = intent.actionsIterator(); 11984 if (actionsIterator != null) { 11985 getIntentListSubset( 11986 intentListCopy, new ActionIterGenerator(), actionsIterator); 11987 if (intentListCopy.size() == 0) { 11988 // no more intents to match; we're not equivalent 11989 if (DEBUG_FILTERS) { 11990 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11991 + " package: " + applicationInfo.packageName 11992 + " activity: " + intent.activity.className 11993 + " origPrio: " + intent.getPriority()); 11994 } 11995 intent.setPriority(0); 11996 return; 11997 } 11998 } 11999 12000 // find matching category subsets 12001 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12002 if (categoriesIterator != null) { 12003 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12004 categoriesIterator); 12005 if (intentListCopy.size() == 0) { 12006 // no more intents to match; we're not equivalent 12007 if (DEBUG_FILTERS) { 12008 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12009 + " package: " + applicationInfo.packageName 12010 + " activity: " + intent.activity.className 12011 + " origPrio: " + intent.getPriority()); 12012 } 12013 intent.setPriority(0); 12014 return; 12015 } 12016 } 12017 12018 // find matching schemes subsets 12019 final Iterator<String> schemesIterator = intent.schemesIterator(); 12020 if (schemesIterator != null) { 12021 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12022 schemesIterator); 12023 if (intentListCopy.size() == 0) { 12024 // no more intents to match; we're not equivalent 12025 if (DEBUG_FILTERS) { 12026 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12027 + " package: " + applicationInfo.packageName 12028 + " activity: " + intent.activity.className 12029 + " origPrio: " + intent.getPriority()); 12030 } 12031 intent.setPriority(0); 12032 return; 12033 } 12034 } 12035 12036 // find matching authorities subsets 12037 final Iterator<IntentFilter.AuthorityEntry> 12038 authoritiesIterator = intent.authoritiesIterator(); 12039 if (authoritiesIterator != null) { 12040 getIntentListSubset(intentListCopy, 12041 new AuthoritiesIterGenerator(), 12042 authoritiesIterator); 12043 if (intentListCopy.size() == 0) { 12044 // no more intents to match; we're not equivalent 12045 if (DEBUG_FILTERS) { 12046 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12047 + " package: " + applicationInfo.packageName 12048 + " activity: " + intent.activity.className 12049 + " origPrio: " + intent.getPriority()); 12050 } 12051 intent.setPriority(0); 12052 return; 12053 } 12054 } 12055 12056 // we found matching filter(s); app gets the max priority of all intents 12057 int cappedPriority = 0; 12058 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12059 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12060 } 12061 if (intent.getPriority() > cappedPriority) { 12062 if (DEBUG_FILTERS) { 12063 Slog.i(TAG, "Found matching filter(s);" 12064 + " cap priority to " + cappedPriority + ";" 12065 + " package: " + applicationInfo.packageName 12066 + " activity: " + intent.activity.className 12067 + " origPrio: " + intent.getPriority()); 12068 } 12069 intent.setPriority(cappedPriority); 12070 return; 12071 } 12072 // all this for nothing; the requested priority was <= what was on the system 12073 } 12074 12075 public final void addActivity(PackageParser.Activity a, String type) { 12076 mActivities.put(a.getComponentName(), a); 12077 if (DEBUG_SHOW_INFO) 12078 Log.v( 12079 TAG, " " + type + " " + 12080 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12081 if (DEBUG_SHOW_INFO) 12082 Log.v(TAG, " Class=" + a.info.name); 12083 final int NI = a.intents.size(); 12084 for (int j=0; j<NI; j++) { 12085 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12086 if ("activity".equals(type)) { 12087 final PackageSetting ps = 12088 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12089 final List<PackageParser.Activity> systemActivities = 12090 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12091 adjustPriority(systemActivities, intent); 12092 } 12093 if (DEBUG_SHOW_INFO) { 12094 Log.v(TAG, " IntentFilter:"); 12095 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12096 } 12097 if (!intent.debugCheck()) { 12098 Log.w(TAG, "==> For Activity " + a.info.name); 12099 } 12100 addFilter(intent); 12101 } 12102 } 12103 12104 public final void removeActivity(PackageParser.Activity a, String type) { 12105 mActivities.remove(a.getComponentName()); 12106 if (DEBUG_SHOW_INFO) { 12107 Log.v(TAG, " " + type + " " 12108 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12109 : a.info.name) + ":"); 12110 Log.v(TAG, " Class=" + a.info.name); 12111 } 12112 final int NI = a.intents.size(); 12113 for (int j=0; j<NI; j++) { 12114 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12115 if (DEBUG_SHOW_INFO) { 12116 Log.v(TAG, " IntentFilter:"); 12117 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12118 } 12119 removeFilter(intent); 12120 } 12121 } 12122 12123 @Override 12124 protected boolean allowFilterResult( 12125 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12126 ActivityInfo filterAi = filter.activity.info; 12127 for (int i=dest.size()-1; i>=0; i--) { 12128 ActivityInfo destAi = dest.get(i).activityInfo; 12129 if (destAi.name == filterAi.name 12130 && destAi.packageName == filterAi.packageName) { 12131 return false; 12132 } 12133 } 12134 return true; 12135 } 12136 12137 @Override 12138 protected ActivityIntentInfo[] newArray(int size) { 12139 return new ActivityIntentInfo[size]; 12140 } 12141 12142 @Override 12143 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12144 if (!sUserManager.exists(userId)) return true; 12145 PackageParser.Package p = filter.activity.owner; 12146 if (p != null) { 12147 PackageSetting ps = (PackageSetting)p.mExtras; 12148 if (ps != null) { 12149 // System apps are never considered stopped for purposes of 12150 // filtering, because there may be no way for the user to 12151 // actually re-launch them. 12152 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12153 && ps.getStopped(userId); 12154 } 12155 } 12156 return false; 12157 } 12158 12159 @Override 12160 protected boolean isPackageForFilter(String packageName, 12161 PackageParser.ActivityIntentInfo info) { 12162 return packageName.equals(info.activity.owner.packageName); 12163 } 12164 12165 @Override 12166 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12167 int match, int userId) { 12168 if (!sUserManager.exists(userId)) return null; 12169 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12170 return null; 12171 } 12172 final PackageParser.Activity activity = info.activity; 12173 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12174 if (ps == null) { 12175 return null; 12176 } 12177 final PackageUserState userState = ps.readUserState(userId); 12178 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12179 userState, userId); 12180 if (ai == null) { 12181 return null; 12182 } 12183 final boolean matchVisibleToInstantApp = 12184 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12185 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12186 // throw out filters that aren't visible to ephemeral apps 12187 if (matchVisibleToInstantApp 12188 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12189 return null; 12190 } 12191 // throw out ephemeral filters if we're not explicitly requesting them 12192 if (!isInstantApp && userState.instantApp) { 12193 return null; 12194 } 12195 // throw out instant app filters if updates are available; will trigger 12196 // instant app resolution 12197 if (userState.instantApp && ps.isUpdateAvailable()) { 12198 return null; 12199 } 12200 final ResolveInfo res = new ResolveInfo(); 12201 res.activityInfo = ai; 12202 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12203 res.filter = info; 12204 } 12205 if (info != null) { 12206 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12207 } 12208 res.priority = info.getPriority(); 12209 res.preferredOrder = activity.owner.mPreferredOrder; 12210 //System.out.println("Result: " + res.activityInfo.className + 12211 // " = " + res.priority); 12212 res.match = match; 12213 res.isDefault = info.hasDefault; 12214 res.labelRes = info.labelRes; 12215 res.nonLocalizedLabel = info.nonLocalizedLabel; 12216 if (userNeedsBadging(userId)) { 12217 res.noResourceId = true; 12218 } else { 12219 res.icon = info.icon; 12220 } 12221 res.iconResourceId = info.icon; 12222 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12223 res.instantAppAvailable = userState.instantApp; 12224 return res; 12225 } 12226 12227 @Override 12228 protected void sortResults(List<ResolveInfo> results) { 12229 Collections.sort(results, mResolvePrioritySorter); 12230 } 12231 12232 @Override 12233 protected void dumpFilter(PrintWriter out, String prefix, 12234 PackageParser.ActivityIntentInfo filter) { 12235 out.print(prefix); out.print( 12236 Integer.toHexString(System.identityHashCode(filter.activity))); 12237 out.print(' '); 12238 filter.activity.printComponentShortName(out); 12239 out.print(" filter "); 12240 out.println(Integer.toHexString(System.identityHashCode(filter))); 12241 } 12242 12243 @Override 12244 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12245 return filter.activity; 12246 } 12247 12248 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12249 PackageParser.Activity activity = (PackageParser.Activity)label; 12250 out.print(prefix); out.print( 12251 Integer.toHexString(System.identityHashCode(activity))); 12252 out.print(' '); 12253 activity.printComponentShortName(out); 12254 if (count > 1) { 12255 out.print(" ("); out.print(count); out.print(" filters)"); 12256 } 12257 out.println(); 12258 } 12259 12260 // Keys are String (activity class name), values are Activity. 12261 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12262 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12263 private int mFlags; 12264 } 12265 12266 private final class ServiceIntentResolver 12267 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12268 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12269 boolean defaultOnly, int userId) { 12270 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12271 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12272 } 12273 12274 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12275 int userId) { 12276 if (!sUserManager.exists(userId)) return null; 12277 mFlags = flags; 12278 return super.queryIntent(intent, resolvedType, 12279 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12280 userId); 12281 } 12282 12283 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12284 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12285 if (!sUserManager.exists(userId)) return null; 12286 if (packageServices == null) { 12287 return null; 12288 } 12289 mFlags = flags; 12290 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12291 final int N = packageServices.size(); 12292 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12293 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12294 12295 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12296 for (int i = 0; i < N; ++i) { 12297 intentFilters = packageServices.get(i).intents; 12298 if (intentFilters != null && intentFilters.size() > 0) { 12299 PackageParser.ServiceIntentInfo[] array = 12300 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12301 intentFilters.toArray(array); 12302 listCut.add(array); 12303 } 12304 } 12305 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12306 } 12307 12308 public final void addService(PackageParser.Service s) { 12309 mServices.put(s.getComponentName(), s); 12310 if (DEBUG_SHOW_INFO) { 12311 Log.v(TAG, " " 12312 + (s.info.nonLocalizedLabel != null 12313 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12314 Log.v(TAG, " Class=" + s.info.name); 12315 } 12316 final int NI = s.intents.size(); 12317 int j; 12318 for (j=0; j<NI; j++) { 12319 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12320 if (DEBUG_SHOW_INFO) { 12321 Log.v(TAG, " IntentFilter:"); 12322 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12323 } 12324 if (!intent.debugCheck()) { 12325 Log.w(TAG, "==> For Service " + s.info.name); 12326 } 12327 addFilter(intent); 12328 } 12329 } 12330 12331 public final void removeService(PackageParser.Service s) { 12332 mServices.remove(s.getComponentName()); 12333 if (DEBUG_SHOW_INFO) { 12334 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12335 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12336 Log.v(TAG, " Class=" + s.info.name); 12337 } 12338 final int NI = s.intents.size(); 12339 int j; 12340 for (j=0; j<NI; j++) { 12341 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12342 if (DEBUG_SHOW_INFO) { 12343 Log.v(TAG, " IntentFilter:"); 12344 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12345 } 12346 removeFilter(intent); 12347 } 12348 } 12349 12350 @Override 12351 protected boolean allowFilterResult( 12352 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12353 ServiceInfo filterSi = filter.service.info; 12354 for (int i=dest.size()-1; i>=0; i--) { 12355 ServiceInfo destAi = dest.get(i).serviceInfo; 12356 if (destAi.name == filterSi.name 12357 && destAi.packageName == filterSi.packageName) { 12358 return false; 12359 } 12360 } 12361 return true; 12362 } 12363 12364 @Override 12365 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12366 return new PackageParser.ServiceIntentInfo[size]; 12367 } 12368 12369 @Override 12370 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12371 if (!sUserManager.exists(userId)) return true; 12372 PackageParser.Package p = filter.service.owner; 12373 if (p != null) { 12374 PackageSetting ps = (PackageSetting)p.mExtras; 12375 if (ps != null) { 12376 // System apps are never considered stopped for purposes of 12377 // filtering, because there may be no way for the user to 12378 // actually re-launch them. 12379 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12380 && ps.getStopped(userId); 12381 } 12382 } 12383 return false; 12384 } 12385 12386 @Override 12387 protected boolean isPackageForFilter(String packageName, 12388 PackageParser.ServiceIntentInfo info) { 12389 return packageName.equals(info.service.owner.packageName); 12390 } 12391 12392 @Override 12393 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12394 int match, int userId) { 12395 if (!sUserManager.exists(userId)) return null; 12396 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12397 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12398 return null; 12399 } 12400 final PackageParser.Service service = info.service; 12401 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12402 if (ps == null) { 12403 return null; 12404 } 12405 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12406 ps.readUserState(userId), userId); 12407 if (si == null) { 12408 return null; 12409 } 12410 final ResolveInfo res = new ResolveInfo(); 12411 res.serviceInfo = si; 12412 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12413 res.filter = filter; 12414 } 12415 res.priority = info.getPriority(); 12416 res.preferredOrder = service.owner.mPreferredOrder; 12417 res.match = match; 12418 res.isDefault = info.hasDefault; 12419 res.labelRes = info.labelRes; 12420 res.nonLocalizedLabel = info.nonLocalizedLabel; 12421 res.icon = info.icon; 12422 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12423 return res; 12424 } 12425 12426 @Override 12427 protected void sortResults(List<ResolveInfo> results) { 12428 Collections.sort(results, mResolvePrioritySorter); 12429 } 12430 12431 @Override 12432 protected void dumpFilter(PrintWriter out, String prefix, 12433 PackageParser.ServiceIntentInfo filter) { 12434 out.print(prefix); out.print( 12435 Integer.toHexString(System.identityHashCode(filter.service))); 12436 out.print(' '); 12437 filter.service.printComponentShortName(out); 12438 out.print(" filter "); 12439 out.println(Integer.toHexString(System.identityHashCode(filter))); 12440 } 12441 12442 @Override 12443 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12444 return filter.service; 12445 } 12446 12447 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12448 PackageParser.Service service = (PackageParser.Service)label; 12449 out.print(prefix); out.print( 12450 Integer.toHexString(System.identityHashCode(service))); 12451 out.print(' '); 12452 service.printComponentShortName(out); 12453 if (count > 1) { 12454 out.print(" ("); out.print(count); out.print(" filters)"); 12455 } 12456 out.println(); 12457 } 12458 12459// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12460// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12461// final List<ResolveInfo> retList = Lists.newArrayList(); 12462// while (i.hasNext()) { 12463// final ResolveInfo resolveInfo = (ResolveInfo) i; 12464// if (isEnabledLP(resolveInfo.serviceInfo)) { 12465// retList.add(resolveInfo); 12466// } 12467// } 12468// return retList; 12469// } 12470 12471 // Keys are String (activity class name), values are Activity. 12472 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12473 = new ArrayMap<ComponentName, PackageParser.Service>(); 12474 private int mFlags; 12475 } 12476 12477 private final class ProviderIntentResolver 12478 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12479 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12480 boolean defaultOnly, int userId) { 12481 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12482 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12483 } 12484 12485 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12486 int userId) { 12487 if (!sUserManager.exists(userId)) 12488 return null; 12489 mFlags = flags; 12490 return super.queryIntent(intent, resolvedType, 12491 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12492 userId); 12493 } 12494 12495 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12496 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12497 if (!sUserManager.exists(userId)) 12498 return null; 12499 if (packageProviders == null) { 12500 return null; 12501 } 12502 mFlags = flags; 12503 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12504 final int N = packageProviders.size(); 12505 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12506 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12507 12508 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12509 for (int i = 0; i < N; ++i) { 12510 intentFilters = packageProviders.get(i).intents; 12511 if (intentFilters != null && intentFilters.size() > 0) { 12512 PackageParser.ProviderIntentInfo[] array = 12513 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12514 intentFilters.toArray(array); 12515 listCut.add(array); 12516 } 12517 } 12518 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12519 } 12520 12521 public final void addProvider(PackageParser.Provider p) { 12522 if (mProviders.containsKey(p.getComponentName())) { 12523 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12524 return; 12525 } 12526 12527 mProviders.put(p.getComponentName(), p); 12528 if (DEBUG_SHOW_INFO) { 12529 Log.v(TAG, " " 12530 + (p.info.nonLocalizedLabel != null 12531 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12532 Log.v(TAG, " Class=" + p.info.name); 12533 } 12534 final int NI = p.intents.size(); 12535 int j; 12536 for (j = 0; j < NI; j++) { 12537 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12538 if (DEBUG_SHOW_INFO) { 12539 Log.v(TAG, " IntentFilter:"); 12540 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12541 } 12542 if (!intent.debugCheck()) { 12543 Log.w(TAG, "==> For Provider " + p.info.name); 12544 } 12545 addFilter(intent); 12546 } 12547 } 12548 12549 public final void removeProvider(PackageParser.Provider p) { 12550 mProviders.remove(p.getComponentName()); 12551 if (DEBUG_SHOW_INFO) { 12552 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12553 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12554 Log.v(TAG, " Class=" + p.info.name); 12555 } 12556 final int NI = p.intents.size(); 12557 int j; 12558 for (j = 0; j < NI; j++) { 12559 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12560 if (DEBUG_SHOW_INFO) { 12561 Log.v(TAG, " IntentFilter:"); 12562 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12563 } 12564 removeFilter(intent); 12565 } 12566 } 12567 12568 @Override 12569 protected boolean allowFilterResult( 12570 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12571 ProviderInfo filterPi = filter.provider.info; 12572 for (int i = dest.size() - 1; i >= 0; i--) { 12573 ProviderInfo destPi = dest.get(i).providerInfo; 12574 if (destPi.name == filterPi.name 12575 && destPi.packageName == filterPi.packageName) { 12576 return false; 12577 } 12578 } 12579 return true; 12580 } 12581 12582 @Override 12583 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12584 return new PackageParser.ProviderIntentInfo[size]; 12585 } 12586 12587 @Override 12588 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12589 if (!sUserManager.exists(userId)) 12590 return true; 12591 PackageParser.Package p = filter.provider.owner; 12592 if (p != null) { 12593 PackageSetting ps = (PackageSetting) p.mExtras; 12594 if (ps != null) { 12595 // System apps are never considered stopped for purposes of 12596 // filtering, because there may be no way for the user to 12597 // actually re-launch them. 12598 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12599 && ps.getStopped(userId); 12600 } 12601 } 12602 return false; 12603 } 12604 12605 @Override 12606 protected boolean isPackageForFilter(String packageName, 12607 PackageParser.ProviderIntentInfo info) { 12608 return packageName.equals(info.provider.owner.packageName); 12609 } 12610 12611 @Override 12612 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12613 int match, int userId) { 12614 if (!sUserManager.exists(userId)) 12615 return null; 12616 final PackageParser.ProviderIntentInfo info = filter; 12617 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12618 return null; 12619 } 12620 final PackageParser.Provider provider = info.provider; 12621 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12622 if (ps == null) { 12623 return null; 12624 } 12625 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12626 ps.readUserState(userId), userId); 12627 if (pi == null) { 12628 return null; 12629 } 12630 final ResolveInfo res = new ResolveInfo(); 12631 res.providerInfo = pi; 12632 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12633 res.filter = filter; 12634 } 12635 res.priority = info.getPriority(); 12636 res.preferredOrder = provider.owner.mPreferredOrder; 12637 res.match = match; 12638 res.isDefault = info.hasDefault; 12639 res.labelRes = info.labelRes; 12640 res.nonLocalizedLabel = info.nonLocalizedLabel; 12641 res.icon = info.icon; 12642 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12643 return res; 12644 } 12645 12646 @Override 12647 protected void sortResults(List<ResolveInfo> results) { 12648 Collections.sort(results, mResolvePrioritySorter); 12649 } 12650 12651 @Override 12652 protected void dumpFilter(PrintWriter out, String prefix, 12653 PackageParser.ProviderIntentInfo filter) { 12654 out.print(prefix); 12655 out.print( 12656 Integer.toHexString(System.identityHashCode(filter.provider))); 12657 out.print(' '); 12658 filter.provider.printComponentShortName(out); 12659 out.print(" filter "); 12660 out.println(Integer.toHexString(System.identityHashCode(filter))); 12661 } 12662 12663 @Override 12664 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12665 return filter.provider; 12666 } 12667 12668 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12669 PackageParser.Provider provider = (PackageParser.Provider)label; 12670 out.print(prefix); out.print( 12671 Integer.toHexString(System.identityHashCode(provider))); 12672 out.print(' '); 12673 provider.printComponentShortName(out); 12674 if (count > 1) { 12675 out.print(" ("); out.print(count); out.print(" filters)"); 12676 } 12677 out.println(); 12678 } 12679 12680 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12681 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12682 private int mFlags; 12683 } 12684 12685 static final class EphemeralIntentResolver 12686 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12687 /** 12688 * The result that has the highest defined order. Ordering applies on a 12689 * per-package basis. Mapping is from package name to Pair of order and 12690 * EphemeralResolveInfo. 12691 * <p> 12692 * NOTE: This is implemented as a field variable for convenience and efficiency. 12693 * By having a field variable, we're able to track filter ordering as soon as 12694 * a non-zero order is defined. Otherwise, multiple loops across the result set 12695 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12696 * this needs to be contained entirely within {@link #filterResults}. 12697 */ 12698 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12699 12700 @Override 12701 protected AuxiliaryResolveInfo[] newArray(int size) { 12702 return new AuxiliaryResolveInfo[size]; 12703 } 12704 12705 @Override 12706 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12707 return true; 12708 } 12709 12710 @Override 12711 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12712 int userId) { 12713 if (!sUserManager.exists(userId)) { 12714 return null; 12715 } 12716 final String packageName = responseObj.resolveInfo.getPackageName(); 12717 final Integer order = responseObj.getOrder(); 12718 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12719 mOrderResult.get(packageName); 12720 // ordering is enabled and this item's order isn't high enough 12721 if (lastOrderResult != null && lastOrderResult.first >= order) { 12722 return null; 12723 } 12724 final InstantAppResolveInfo res = responseObj.resolveInfo; 12725 if (order > 0) { 12726 // non-zero order, enable ordering 12727 mOrderResult.put(packageName, new Pair<>(order, res)); 12728 } 12729 return responseObj; 12730 } 12731 12732 @Override 12733 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12734 // only do work if ordering is enabled [most of the time it won't be] 12735 if (mOrderResult.size() == 0) { 12736 return; 12737 } 12738 int resultSize = results.size(); 12739 for (int i = 0; i < resultSize; i++) { 12740 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12741 final String packageName = info.getPackageName(); 12742 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12743 if (savedInfo == null) { 12744 // package doesn't having ordering 12745 continue; 12746 } 12747 if (savedInfo.second == info) { 12748 // circled back to the highest ordered item; remove from order list 12749 mOrderResult.remove(savedInfo); 12750 if (mOrderResult.size() == 0) { 12751 // no more ordered items 12752 break; 12753 } 12754 continue; 12755 } 12756 // item has a worse order, remove it from the result list 12757 results.remove(i); 12758 resultSize--; 12759 i--; 12760 } 12761 } 12762 } 12763 12764 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12765 new Comparator<ResolveInfo>() { 12766 public int compare(ResolveInfo r1, ResolveInfo r2) { 12767 int v1 = r1.priority; 12768 int v2 = r2.priority; 12769 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12770 if (v1 != v2) { 12771 return (v1 > v2) ? -1 : 1; 12772 } 12773 v1 = r1.preferredOrder; 12774 v2 = r2.preferredOrder; 12775 if (v1 != v2) { 12776 return (v1 > v2) ? -1 : 1; 12777 } 12778 if (r1.isDefault != r2.isDefault) { 12779 return r1.isDefault ? -1 : 1; 12780 } 12781 v1 = r1.match; 12782 v2 = r2.match; 12783 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12784 if (v1 != v2) { 12785 return (v1 > v2) ? -1 : 1; 12786 } 12787 if (r1.system != r2.system) { 12788 return r1.system ? -1 : 1; 12789 } 12790 if (r1.activityInfo != null) { 12791 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12792 } 12793 if (r1.serviceInfo != null) { 12794 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12795 } 12796 if (r1.providerInfo != null) { 12797 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12798 } 12799 return 0; 12800 } 12801 }; 12802 12803 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12804 new Comparator<ProviderInfo>() { 12805 public int compare(ProviderInfo p1, ProviderInfo p2) { 12806 final int v1 = p1.initOrder; 12807 final int v2 = p2.initOrder; 12808 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12809 } 12810 }; 12811 12812 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12813 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12814 final int[] userIds) { 12815 mHandler.post(new Runnable() { 12816 @Override 12817 public void run() { 12818 try { 12819 final IActivityManager am = ActivityManager.getService(); 12820 if (am == null) return; 12821 final int[] resolvedUserIds; 12822 if (userIds == null) { 12823 resolvedUserIds = am.getRunningUserIds(); 12824 } else { 12825 resolvedUserIds = userIds; 12826 } 12827 for (int id : resolvedUserIds) { 12828 final Intent intent = new Intent(action, 12829 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12830 if (extras != null) { 12831 intent.putExtras(extras); 12832 } 12833 if (targetPkg != null) { 12834 intent.setPackage(targetPkg); 12835 } 12836 // Modify the UID when posting to other users 12837 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12838 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12839 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12840 intent.putExtra(Intent.EXTRA_UID, uid); 12841 } 12842 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12843 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12844 if (DEBUG_BROADCASTS) { 12845 RuntimeException here = new RuntimeException("here"); 12846 here.fillInStackTrace(); 12847 Slog.d(TAG, "Sending to user " + id + ": " 12848 + intent.toShortString(false, true, false, false) 12849 + " " + intent.getExtras(), here); 12850 } 12851 am.broadcastIntent(null, intent, null, finishedReceiver, 12852 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12853 null, finishedReceiver != null, false, id); 12854 } 12855 } catch (RemoteException ex) { 12856 } 12857 } 12858 }); 12859 } 12860 12861 /** 12862 * Check if the external storage media is available. This is true if there 12863 * is a mounted external storage medium or if the external storage is 12864 * emulated. 12865 */ 12866 private boolean isExternalMediaAvailable() { 12867 return mMediaMounted || Environment.isExternalStorageEmulated(); 12868 } 12869 12870 @Override 12871 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12872 // writer 12873 synchronized (mPackages) { 12874 if (!isExternalMediaAvailable()) { 12875 // If the external storage is no longer mounted at this point, 12876 // the caller may not have been able to delete all of this 12877 // packages files and can not delete any more. Bail. 12878 return null; 12879 } 12880 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12881 if (lastPackage != null) { 12882 pkgs.remove(lastPackage); 12883 } 12884 if (pkgs.size() > 0) { 12885 return pkgs.get(0); 12886 } 12887 } 12888 return null; 12889 } 12890 12891 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12892 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12893 userId, andCode ? 1 : 0, packageName); 12894 if (mSystemReady) { 12895 msg.sendToTarget(); 12896 } else { 12897 if (mPostSystemReadyMessages == null) { 12898 mPostSystemReadyMessages = new ArrayList<>(); 12899 } 12900 mPostSystemReadyMessages.add(msg); 12901 } 12902 } 12903 12904 void startCleaningPackages() { 12905 // reader 12906 if (!isExternalMediaAvailable()) { 12907 return; 12908 } 12909 synchronized (mPackages) { 12910 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12911 return; 12912 } 12913 } 12914 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12915 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12916 IActivityManager am = ActivityManager.getService(); 12917 if (am != null) { 12918 try { 12919 getDeviceIdleController().addPowerSaveTempWhitelistApp(Process.SYSTEM_UID, 12920 DEFAULT_CONTAINER_PACKAGE, DEFAULT_CONTAINER_WHITELIST_DURATION, 12921 UserHandle.USER_SYSTEM, false, "cleaning packages"); 12922 am.startService(null, intent, null, -1, null, false, mContext.getOpPackageName(), 12923 UserHandle.USER_SYSTEM); 12924 } catch (RemoteException e) { 12925 } 12926 } 12927 } 12928 12929 @Override 12930 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12931 int installFlags, String installerPackageName, int userId) { 12932 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12933 12934 final int callingUid = Binder.getCallingUid(); 12935 enforceCrossUserPermission(callingUid, userId, 12936 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12937 12938 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12939 try { 12940 if (observer != null) { 12941 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12942 } 12943 } catch (RemoteException re) { 12944 } 12945 return; 12946 } 12947 12948 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12949 installFlags |= PackageManager.INSTALL_FROM_ADB; 12950 12951 } else { 12952 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12953 // about installerPackageName. 12954 12955 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12956 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12957 } 12958 12959 UserHandle user; 12960 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12961 user = UserHandle.ALL; 12962 } else { 12963 user = new UserHandle(userId); 12964 } 12965 12966 // Only system components can circumvent runtime permissions when installing. 12967 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12968 && mContext.checkCallingOrSelfPermission(Manifest.permission 12969 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12970 throw new SecurityException("You need the " 12971 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12972 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12973 } 12974 12975 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 12976 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 12977 throw new IllegalArgumentException( 12978 "New installs into ASEC containers no longer supported"); 12979 } 12980 12981 final File originFile = new File(originPath); 12982 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12983 12984 final Message msg = mHandler.obtainMessage(INIT_COPY); 12985 final VerificationInfo verificationInfo = new VerificationInfo( 12986 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12987 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12988 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12989 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12990 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12991 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12992 msg.obj = params; 12993 12994 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12995 System.identityHashCode(msg.obj)); 12996 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12997 System.identityHashCode(msg.obj)); 12998 12999 mHandler.sendMessage(msg); 13000 } 13001 13002 13003 /** 13004 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13005 * it is acting on behalf on an enterprise or the user). 13006 * 13007 * Note that the ordering of the conditionals in this method is important. The checks we perform 13008 * are as follows, in this order: 13009 * 13010 * 1) If the install is being performed by a system app, we can trust the app to have set the 13011 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13012 * what it is. 13013 * 2) If the install is being performed by a device or profile owner app, the install reason 13014 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13015 * set the install reason correctly. If the app targets an older SDK version where install 13016 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13017 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13018 * 3) In all other cases, the install is being performed by a regular app that is neither part 13019 * of the system nor a device or profile owner. We have no reason to believe that this app is 13020 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13021 * set to enterprise policy and if so, change it to unknown instead. 13022 */ 13023 private int fixUpInstallReason(String installerPackageName, int installerUid, 13024 int installReason) { 13025 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13026 == PERMISSION_GRANTED) { 13027 // If the install is being performed by a system app, we trust that app to have set the 13028 // install reason correctly. 13029 return installReason; 13030 } 13031 13032 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13033 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13034 if (dpm != null) { 13035 ComponentName owner = null; 13036 try { 13037 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13038 if (owner == null) { 13039 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13040 } 13041 } catch (RemoteException e) { 13042 } 13043 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13044 // If the install is being performed by a device or profile owner, the install 13045 // reason should be enterprise policy. 13046 return PackageManager.INSTALL_REASON_POLICY; 13047 } 13048 } 13049 13050 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13051 // If the install is being performed by a regular app (i.e. neither system app nor 13052 // device or profile owner), we have no reason to believe that the app is acting on 13053 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13054 // change it to unknown instead. 13055 return PackageManager.INSTALL_REASON_UNKNOWN; 13056 } 13057 13058 // If the install is being performed by a regular app and the install reason was set to any 13059 // value but enterprise policy, leave the install reason unchanged. 13060 return installReason; 13061 } 13062 13063 void installStage(String packageName, File stagedDir, String stagedCid, 13064 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13065 String installerPackageName, int installerUid, UserHandle user, 13066 Certificate[][] certificates) { 13067 if (DEBUG_EPHEMERAL) { 13068 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13069 Slog.d(TAG, "Ephemeral install of " + packageName); 13070 } 13071 } 13072 final VerificationInfo verificationInfo = new VerificationInfo( 13073 sessionParams.originatingUri, sessionParams.referrerUri, 13074 sessionParams.originatingUid, installerUid); 13075 13076 final OriginInfo origin; 13077 if (stagedDir != null) { 13078 origin = OriginInfo.fromStagedFile(stagedDir); 13079 } else { 13080 origin = OriginInfo.fromStagedContainer(stagedCid); 13081 } 13082 13083 final Message msg = mHandler.obtainMessage(INIT_COPY); 13084 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13085 sessionParams.installReason); 13086 final InstallParams params = new InstallParams(origin, null, observer, 13087 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13088 verificationInfo, user, sessionParams.abiOverride, 13089 sessionParams.grantedRuntimePermissions, certificates, installReason); 13090 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13091 msg.obj = params; 13092 13093 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13094 System.identityHashCode(msg.obj)); 13095 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13096 System.identityHashCode(msg.obj)); 13097 13098 mHandler.sendMessage(msg); 13099 } 13100 13101 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13102 int userId) { 13103 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13104 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13105 } 13106 13107 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13108 int appId, int... userIds) { 13109 if (ArrayUtils.isEmpty(userIds)) { 13110 return; 13111 } 13112 Bundle extras = new Bundle(1); 13113 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13114 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13115 13116 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13117 packageName, extras, 0, null, null, userIds); 13118 if (isSystem) { 13119 mHandler.post(() -> { 13120 for (int userId : userIds) { 13121 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13122 } 13123 } 13124 ); 13125 } 13126 } 13127 13128 /** 13129 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13130 * automatically without needing an explicit launch. 13131 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13132 */ 13133 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13134 // If user is not running, the app didn't miss any broadcast 13135 if (!mUserManagerInternal.isUserRunning(userId)) { 13136 return; 13137 } 13138 final IActivityManager am = ActivityManager.getService(); 13139 try { 13140 // Deliver LOCKED_BOOT_COMPLETED first 13141 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13142 .setPackage(packageName); 13143 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13144 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13145 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13146 13147 // Deliver BOOT_COMPLETED only if user is unlocked 13148 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13149 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13150 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13151 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13152 } 13153 } catch (RemoteException e) { 13154 throw e.rethrowFromSystemServer(); 13155 } 13156 } 13157 13158 @Override 13159 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13160 int userId) { 13161 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13162 PackageSetting pkgSetting; 13163 final int uid = Binder.getCallingUid(); 13164 enforceCrossUserPermission(uid, userId, 13165 true /* requireFullPermission */, true /* checkShell */, 13166 "setApplicationHiddenSetting for user " + userId); 13167 13168 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13169 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13170 return false; 13171 } 13172 13173 long callingId = Binder.clearCallingIdentity(); 13174 try { 13175 boolean sendAdded = false; 13176 boolean sendRemoved = false; 13177 // writer 13178 synchronized (mPackages) { 13179 pkgSetting = mSettings.mPackages.get(packageName); 13180 if (pkgSetting == null) { 13181 return false; 13182 } 13183 // Do not allow "android" is being disabled 13184 if ("android".equals(packageName)) { 13185 Slog.w(TAG, "Cannot hide package: android"); 13186 return false; 13187 } 13188 // Cannot hide static shared libs as they are considered 13189 // a part of the using app (emulating static linking). Also 13190 // static libs are installed always on internal storage. 13191 PackageParser.Package pkg = mPackages.get(packageName); 13192 if (pkg != null && pkg.staticSharedLibName != null) { 13193 Slog.w(TAG, "Cannot hide package: " + packageName 13194 + " providing static shared library: " 13195 + pkg.staticSharedLibName); 13196 return false; 13197 } 13198 // Only allow protected packages to hide themselves. 13199 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13200 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13201 Slog.w(TAG, "Not hiding protected package: " + packageName); 13202 return false; 13203 } 13204 13205 if (pkgSetting.getHidden(userId) != hidden) { 13206 pkgSetting.setHidden(hidden, userId); 13207 mSettings.writePackageRestrictionsLPr(userId); 13208 if (hidden) { 13209 sendRemoved = true; 13210 } else { 13211 sendAdded = true; 13212 } 13213 } 13214 } 13215 if (sendAdded) { 13216 sendPackageAddedForUser(packageName, pkgSetting, userId); 13217 return true; 13218 } 13219 if (sendRemoved) { 13220 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13221 "hiding pkg"); 13222 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13223 return true; 13224 } 13225 } finally { 13226 Binder.restoreCallingIdentity(callingId); 13227 } 13228 return false; 13229 } 13230 13231 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13232 int userId) { 13233 final PackageRemovedInfo info = new PackageRemovedInfo(); 13234 info.removedPackage = packageName; 13235 info.removedUsers = new int[] {userId}; 13236 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13237 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13238 } 13239 13240 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13241 if (pkgList.length > 0) { 13242 Bundle extras = new Bundle(1); 13243 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13244 13245 sendPackageBroadcast( 13246 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13247 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13248 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13249 new int[] {userId}); 13250 } 13251 } 13252 13253 /** 13254 * Returns true if application is not found or there was an error. Otherwise it returns 13255 * the hidden state of the package for the given user. 13256 */ 13257 @Override 13258 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13259 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13260 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13261 true /* requireFullPermission */, false /* checkShell */, 13262 "getApplicationHidden for user " + userId); 13263 PackageSetting pkgSetting; 13264 long callingId = Binder.clearCallingIdentity(); 13265 try { 13266 // writer 13267 synchronized (mPackages) { 13268 pkgSetting = mSettings.mPackages.get(packageName); 13269 if (pkgSetting == null) { 13270 return true; 13271 } 13272 return pkgSetting.getHidden(userId); 13273 } 13274 } finally { 13275 Binder.restoreCallingIdentity(callingId); 13276 } 13277 } 13278 13279 /** 13280 * @hide 13281 */ 13282 @Override 13283 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13284 int installReason) { 13285 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13286 null); 13287 PackageSetting pkgSetting; 13288 final int uid = Binder.getCallingUid(); 13289 enforceCrossUserPermission(uid, userId, 13290 true /* requireFullPermission */, true /* checkShell */, 13291 "installExistingPackage for user " + userId); 13292 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13293 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13294 } 13295 13296 long callingId = Binder.clearCallingIdentity(); 13297 try { 13298 boolean installed = false; 13299 final boolean instantApp = 13300 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13301 final boolean fullApp = 13302 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13303 13304 // writer 13305 synchronized (mPackages) { 13306 pkgSetting = mSettings.mPackages.get(packageName); 13307 if (pkgSetting == null) { 13308 return PackageManager.INSTALL_FAILED_INVALID_URI; 13309 } 13310 if (!pkgSetting.getInstalled(userId)) { 13311 pkgSetting.setInstalled(true, userId); 13312 pkgSetting.setHidden(false, userId); 13313 pkgSetting.setInstallReason(installReason, userId); 13314 mSettings.writePackageRestrictionsLPr(userId); 13315 mSettings.writeKernelMappingLPr(pkgSetting); 13316 installed = true; 13317 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13318 // upgrade app from instant to full; we don't allow app downgrade 13319 installed = true; 13320 } 13321 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13322 } 13323 13324 if (installed) { 13325 if (pkgSetting.pkg != null) { 13326 synchronized (mInstallLock) { 13327 // We don't need to freeze for a brand new install 13328 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13329 } 13330 } 13331 sendPackageAddedForUser(packageName, pkgSetting, userId); 13332 synchronized (mPackages) { 13333 updateSequenceNumberLP(packageName, new int[]{ userId }); 13334 } 13335 } 13336 } finally { 13337 Binder.restoreCallingIdentity(callingId); 13338 } 13339 13340 return PackageManager.INSTALL_SUCCEEDED; 13341 } 13342 13343 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13344 boolean instantApp, boolean fullApp) { 13345 // no state specified; do nothing 13346 if (!instantApp && !fullApp) { 13347 return; 13348 } 13349 if (userId != UserHandle.USER_ALL) { 13350 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13351 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13352 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13353 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13354 } 13355 } else { 13356 for (int currentUserId : sUserManager.getUserIds()) { 13357 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13358 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13359 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13360 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13361 } 13362 } 13363 } 13364 } 13365 13366 boolean isUserRestricted(int userId, String restrictionKey) { 13367 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13368 if (restrictions.getBoolean(restrictionKey, false)) { 13369 Log.w(TAG, "User is restricted: " + restrictionKey); 13370 return true; 13371 } 13372 return false; 13373 } 13374 13375 @Override 13376 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13377 int userId) { 13378 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13379 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13380 true /* requireFullPermission */, true /* checkShell */, 13381 "setPackagesSuspended for user " + userId); 13382 13383 if (ArrayUtils.isEmpty(packageNames)) { 13384 return packageNames; 13385 } 13386 13387 // List of package names for whom the suspended state has changed. 13388 List<String> changedPackages = new ArrayList<>(packageNames.length); 13389 // List of package names for whom the suspended state is not set as requested in this 13390 // method. 13391 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13392 long callingId = Binder.clearCallingIdentity(); 13393 try { 13394 for (int i = 0; i < packageNames.length; i++) { 13395 String packageName = packageNames[i]; 13396 boolean changed = false; 13397 final int appId; 13398 synchronized (mPackages) { 13399 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13400 if (pkgSetting == null) { 13401 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13402 + "\". Skipping suspending/un-suspending."); 13403 unactionedPackages.add(packageName); 13404 continue; 13405 } 13406 appId = pkgSetting.appId; 13407 if (pkgSetting.getSuspended(userId) != suspended) { 13408 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13409 unactionedPackages.add(packageName); 13410 continue; 13411 } 13412 pkgSetting.setSuspended(suspended, userId); 13413 mSettings.writePackageRestrictionsLPr(userId); 13414 changed = true; 13415 changedPackages.add(packageName); 13416 } 13417 } 13418 13419 if (changed && suspended) { 13420 killApplication(packageName, UserHandle.getUid(userId, appId), 13421 "suspending package"); 13422 } 13423 } 13424 } finally { 13425 Binder.restoreCallingIdentity(callingId); 13426 } 13427 13428 if (!changedPackages.isEmpty()) { 13429 sendPackagesSuspendedForUser(changedPackages.toArray( 13430 new String[changedPackages.size()]), userId, suspended); 13431 } 13432 13433 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13434 } 13435 13436 @Override 13437 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13438 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13439 true /* requireFullPermission */, false /* checkShell */, 13440 "isPackageSuspendedForUser for user " + userId); 13441 synchronized (mPackages) { 13442 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13443 if (pkgSetting == null) { 13444 throw new IllegalArgumentException("Unknown target package: " + packageName); 13445 } 13446 return pkgSetting.getSuspended(userId); 13447 } 13448 } 13449 13450 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13451 if (isPackageDeviceAdmin(packageName, userId)) { 13452 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13453 + "\": has an active device admin"); 13454 return false; 13455 } 13456 13457 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13458 if (packageName.equals(activeLauncherPackageName)) { 13459 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13460 + "\": contains the active launcher"); 13461 return false; 13462 } 13463 13464 if (packageName.equals(mRequiredInstallerPackage)) { 13465 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13466 + "\": required for package installation"); 13467 return false; 13468 } 13469 13470 if (packageName.equals(mRequiredUninstallerPackage)) { 13471 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13472 + "\": required for package uninstallation"); 13473 return false; 13474 } 13475 13476 if (packageName.equals(mRequiredVerifierPackage)) { 13477 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13478 + "\": required for package verification"); 13479 return false; 13480 } 13481 13482 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13483 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13484 + "\": is the default dialer"); 13485 return false; 13486 } 13487 13488 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13489 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13490 + "\": protected package"); 13491 return false; 13492 } 13493 13494 // Cannot suspend static shared libs as they are considered 13495 // a part of the using app (emulating static linking). Also 13496 // static libs are installed always on internal storage. 13497 PackageParser.Package pkg = mPackages.get(packageName); 13498 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13499 Slog.w(TAG, "Cannot suspend package: " + packageName 13500 + " providing static shared library: " 13501 + pkg.staticSharedLibName); 13502 return false; 13503 } 13504 13505 return true; 13506 } 13507 13508 private String getActiveLauncherPackageName(int userId) { 13509 Intent intent = new Intent(Intent.ACTION_MAIN); 13510 intent.addCategory(Intent.CATEGORY_HOME); 13511 ResolveInfo resolveInfo = resolveIntent( 13512 intent, 13513 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13514 PackageManager.MATCH_DEFAULT_ONLY, 13515 userId); 13516 13517 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13518 } 13519 13520 private String getDefaultDialerPackageName(int userId) { 13521 synchronized (mPackages) { 13522 return mSettings.getDefaultDialerPackageNameLPw(userId); 13523 } 13524 } 13525 13526 @Override 13527 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13528 mContext.enforceCallingOrSelfPermission( 13529 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13530 "Only package verification agents can verify applications"); 13531 13532 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13533 final PackageVerificationResponse response = new PackageVerificationResponse( 13534 verificationCode, Binder.getCallingUid()); 13535 msg.arg1 = id; 13536 msg.obj = response; 13537 mHandler.sendMessage(msg); 13538 } 13539 13540 @Override 13541 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13542 long millisecondsToDelay) { 13543 mContext.enforceCallingOrSelfPermission( 13544 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13545 "Only package verification agents can extend verification timeouts"); 13546 13547 final PackageVerificationState state = mPendingVerification.get(id); 13548 final PackageVerificationResponse response = new PackageVerificationResponse( 13549 verificationCodeAtTimeout, Binder.getCallingUid()); 13550 13551 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13552 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13553 } 13554 if (millisecondsToDelay < 0) { 13555 millisecondsToDelay = 0; 13556 } 13557 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13558 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13559 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13560 } 13561 13562 if ((state != null) && !state.timeoutExtended()) { 13563 state.extendTimeout(); 13564 13565 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13566 msg.arg1 = id; 13567 msg.obj = response; 13568 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13569 } 13570 } 13571 13572 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13573 int verificationCode, UserHandle user) { 13574 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13575 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13576 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13577 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13578 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13579 13580 mContext.sendBroadcastAsUser(intent, user, 13581 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13582 } 13583 13584 private ComponentName matchComponentForVerifier(String packageName, 13585 List<ResolveInfo> receivers) { 13586 ActivityInfo targetReceiver = null; 13587 13588 final int NR = receivers.size(); 13589 for (int i = 0; i < NR; i++) { 13590 final ResolveInfo info = receivers.get(i); 13591 if (info.activityInfo == null) { 13592 continue; 13593 } 13594 13595 if (packageName.equals(info.activityInfo.packageName)) { 13596 targetReceiver = info.activityInfo; 13597 break; 13598 } 13599 } 13600 13601 if (targetReceiver == null) { 13602 return null; 13603 } 13604 13605 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13606 } 13607 13608 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13609 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13610 if (pkgInfo.verifiers.length == 0) { 13611 return null; 13612 } 13613 13614 final int N = pkgInfo.verifiers.length; 13615 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13616 for (int i = 0; i < N; i++) { 13617 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13618 13619 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13620 receivers); 13621 if (comp == null) { 13622 continue; 13623 } 13624 13625 final int verifierUid = getUidForVerifier(verifierInfo); 13626 if (verifierUid == -1) { 13627 continue; 13628 } 13629 13630 if (DEBUG_VERIFY) { 13631 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13632 + " with the correct signature"); 13633 } 13634 sufficientVerifiers.add(comp); 13635 verificationState.addSufficientVerifier(verifierUid); 13636 } 13637 13638 return sufficientVerifiers; 13639 } 13640 13641 private int getUidForVerifier(VerifierInfo verifierInfo) { 13642 synchronized (mPackages) { 13643 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13644 if (pkg == null) { 13645 return -1; 13646 } else if (pkg.mSignatures.length != 1) { 13647 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13648 + " has more than one signature; ignoring"); 13649 return -1; 13650 } 13651 13652 /* 13653 * If the public key of the package's signature does not match 13654 * our expected public key, then this is a different package and 13655 * we should skip. 13656 */ 13657 13658 final byte[] expectedPublicKey; 13659 try { 13660 final Signature verifierSig = pkg.mSignatures[0]; 13661 final PublicKey publicKey = verifierSig.getPublicKey(); 13662 expectedPublicKey = publicKey.getEncoded(); 13663 } catch (CertificateException e) { 13664 return -1; 13665 } 13666 13667 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13668 13669 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13670 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13671 + " does not have the expected public key; ignoring"); 13672 return -1; 13673 } 13674 13675 return pkg.applicationInfo.uid; 13676 } 13677 } 13678 13679 @Override 13680 public void finishPackageInstall(int token, boolean didLaunch) { 13681 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13682 13683 if (DEBUG_INSTALL) { 13684 Slog.v(TAG, "BM finishing package install for " + token); 13685 } 13686 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13687 13688 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13689 mHandler.sendMessage(msg); 13690 } 13691 13692 /** 13693 * Get the verification agent timeout. 13694 * 13695 * @return verification timeout in milliseconds 13696 */ 13697 private long getVerificationTimeout() { 13698 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13699 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13700 DEFAULT_VERIFICATION_TIMEOUT); 13701 } 13702 13703 /** 13704 * Get the default verification agent response code. 13705 * 13706 * @return default verification response code 13707 */ 13708 private int getDefaultVerificationResponse() { 13709 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13710 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13711 DEFAULT_VERIFICATION_RESPONSE); 13712 } 13713 13714 /** 13715 * Check whether or not package verification has been enabled. 13716 * 13717 * @return true if verification should be performed 13718 */ 13719 private boolean isVerificationEnabled(int userId, int installFlags) { 13720 if (!DEFAULT_VERIFY_ENABLE) { 13721 return false; 13722 } 13723 13724 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13725 13726 // Check if installing from ADB 13727 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13728 // Do not run verification in a test harness environment 13729 if (ActivityManager.isRunningInTestHarness()) { 13730 return false; 13731 } 13732 if (ensureVerifyAppsEnabled) { 13733 return true; 13734 } 13735 // Check if the developer does not want package verification for ADB installs 13736 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13737 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13738 return false; 13739 } 13740 } 13741 13742 if (ensureVerifyAppsEnabled) { 13743 return true; 13744 } 13745 13746 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13747 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13748 } 13749 13750 @Override 13751 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13752 throws RemoteException { 13753 mContext.enforceCallingOrSelfPermission( 13754 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13755 "Only intentfilter verification agents can verify applications"); 13756 13757 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13758 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13759 Binder.getCallingUid(), verificationCode, failedDomains); 13760 msg.arg1 = id; 13761 msg.obj = response; 13762 mHandler.sendMessage(msg); 13763 } 13764 13765 @Override 13766 public int getIntentVerificationStatus(String packageName, int userId) { 13767 synchronized (mPackages) { 13768 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13769 } 13770 } 13771 13772 @Override 13773 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13774 mContext.enforceCallingOrSelfPermission( 13775 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13776 13777 boolean result = false; 13778 synchronized (mPackages) { 13779 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13780 } 13781 if (result) { 13782 scheduleWritePackageRestrictionsLocked(userId); 13783 } 13784 return result; 13785 } 13786 13787 @Override 13788 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13789 String packageName) { 13790 synchronized (mPackages) { 13791 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13792 } 13793 } 13794 13795 @Override 13796 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13797 if (TextUtils.isEmpty(packageName)) { 13798 return ParceledListSlice.emptyList(); 13799 } 13800 synchronized (mPackages) { 13801 PackageParser.Package pkg = mPackages.get(packageName); 13802 if (pkg == null || pkg.activities == null) { 13803 return ParceledListSlice.emptyList(); 13804 } 13805 final int count = pkg.activities.size(); 13806 ArrayList<IntentFilter> result = new ArrayList<>(); 13807 for (int n=0; n<count; n++) { 13808 PackageParser.Activity activity = pkg.activities.get(n); 13809 if (activity.intents != null && activity.intents.size() > 0) { 13810 result.addAll(activity.intents); 13811 } 13812 } 13813 return new ParceledListSlice<>(result); 13814 } 13815 } 13816 13817 @Override 13818 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13819 mContext.enforceCallingOrSelfPermission( 13820 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13821 13822 synchronized (mPackages) { 13823 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13824 if (packageName != null) { 13825 result |= updateIntentVerificationStatus(packageName, 13826 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13827 userId); 13828 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13829 packageName, userId); 13830 } 13831 return result; 13832 } 13833 } 13834 13835 @Override 13836 public String getDefaultBrowserPackageName(int userId) { 13837 synchronized (mPackages) { 13838 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13839 } 13840 } 13841 13842 /** 13843 * Get the "allow unknown sources" setting. 13844 * 13845 * @return the current "allow unknown sources" setting 13846 */ 13847 private int getUnknownSourcesSettings() { 13848 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13849 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13850 -1); 13851 } 13852 13853 @Override 13854 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13855 final int uid = Binder.getCallingUid(); 13856 // writer 13857 synchronized (mPackages) { 13858 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13859 if (targetPackageSetting == null) { 13860 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13861 } 13862 13863 PackageSetting installerPackageSetting; 13864 if (installerPackageName != null) { 13865 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13866 if (installerPackageSetting == null) { 13867 throw new IllegalArgumentException("Unknown installer package: " 13868 + installerPackageName); 13869 } 13870 } else { 13871 installerPackageSetting = null; 13872 } 13873 13874 Signature[] callerSignature; 13875 Object obj = mSettings.getUserIdLPr(uid); 13876 if (obj != null) { 13877 if (obj instanceof SharedUserSetting) { 13878 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13879 } else if (obj instanceof PackageSetting) { 13880 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13881 } else { 13882 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13883 } 13884 } else { 13885 throw new SecurityException("Unknown calling UID: " + uid); 13886 } 13887 13888 // Verify: can't set installerPackageName to a package that is 13889 // not signed with the same cert as the caller. 13890 if (installerPackageSetting != null) { 13891 if (compareSignatures(callerSignature, 13892 installerPackageSetting.signatures.mSignatures) 13893 != PackageManager.SIGNATURE_MATCH) { 13894 throw new SecurityException( 13895 "Caller does not have same cert as new installer package " 13896 + installerPackageName); 13897 } 13898 } 13899 13900 // Verify: if target already has an installer package, it must 13901 // be signed with the same cert as the caller. 13902 if (targetPackageSetting.installerPackageName != null) { 13903 PackageSetting setting = mSettings.mPackages.get( 13904 targetPackageSetting.installerPackageName); 13905 // If the currently set package isn't valid, then it's always 13906 // okay to change it. 13907 if (setting != null) { 13908 if (compareSignatures(callerSignature, 13909 setting.signatures.mSignatures) 13910 != PackageManager.SIGNATURE_MATCH) { 13911 throw new SecurityException( 13912 "Caller does not have same cert as old installer package " 13913 + targetPackageSetting.installerPackageName); 13914 } 13915 } 13916 } 13917 13918 // Okay! 13919 targetPackageSetting.installerPackageName = installerPackageName; 13920 if (installerPackageName != null) { 13921 mSettings.mInstallerPackages.add(installerPackageName); 13922 } 13923 scheduleWriteSettingsLocked(); 13924 } 13925 } 13926 13927 @Override 13928 public void setApplicationCategoryHint(String packageName, int categoryHint, 13929 String callerPackageName) { 13930 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13931 callerPackageName); 13932 synchronized (mPackages) { 13933 PackageSetting ps = mSettings.mPackages.get(packageName); 13934 if (ps == null) { 13935 throw new IllegalArgumentException("Unknown target package " + packageName); 13936 } 13937 13938 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13939 throw new IllegalArgumentException("Calling package " + callerPackageName 13940 + " is not installer for " + packageName); 13941 } 13942 13943 if (ps.categoryHint != categoryHint) { 13944 ps.categoryHint = categoryHint; 13945 scheduleWriteSettingsLocked(); 13946 } 13947 } 13948 } 13949 13950 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13951 // Queue up an async operation since the package installation may take a little while. 13952 mHandler.post(new Runnable() { 13953 public void run() { 13954 mHandler.removeCallbacks(this); 13955 // Result object to be returned 13956 PackageInstalledInfo res = new PackageInstalledInfo(); 13957 res.setReturnCode(currentStatus); 13958 res.uid = -1; 13959 res.pkg = null; 13960 res.removedInfo = null; 13961 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13962 args.doPreInstall(res.returnCode); 13963 synchronized (mInstallLock) { 13964 installPackageTracedLI(args, res); 13965 } 13966 args.doPostInstall(res.returnCode, res.uid); 13967 } 13968 13969 // A restore should be performed at this point if (a) the install 13970 // succeeded, (b) the operation is not an update, and (c) the new 13971 // package has not opted out of backup participation. 13972 final boolean update = res.removedInfo != null 13973 && res.removedInfo.removedPackage != null; 13974 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 13975 boolean doRestore = !update 13976 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 13977 13978 // Set up the post-install work request bookkeeping. This will be used 13979 // and cleaned up by the post-install event handling regardless of whether 13980 // there's a restore pass performed. Token values are >= 1. 13981 int token; 13982 if (mNextInstallToken < 0) mNextInstallToken = 1; 13983 token = mNextInstallToken++; 13984 13985 PostInstallData data = new PostInstallData(args, res); 13986 mRunningInstalls.put(token, data); 13987 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 13988 13989 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 13990 // Pass responsibility to the Backup Manager. It will perform a 13991 // restore if appropriate, then pass responsibility back to the 13992 // Package Manager to run the post-install observer callbacks 13993 // and broadcasts. 13994 IBackupManager bm = IBackupManager.Stub.asInterface( 13995 ServiceManager.getService(Context.BACKUP_SERVICE)); 13996 if (bm != null) { 13997 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 13998 + " to BM for possible restore"); 13999 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14000 try { 14001 // TODO: http://b/22388012 14002 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14003 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14004 } else { 14005 doRestore = false; 14006 } 14007 } catch (RemoteException e) { 14008 // can't happen; the backup manager is local 14009 } catch (Exception e) { 14010 Slog.e(TAG, "Exception trying to enqueue restore", e); 14011 doRestore = false; 14012 } 14013 } else { 14014 Slog.e(TAG, "Backup Manager not found!"); 14015 doRestore = false; 14016 } 14017 } 14018 14019 if (!doRestore) { 14020 // No restore possible, or the Backup Manager was mysteriously not 14021 // available -- just fire the post-install work request directly. 14022 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14023 14024 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14025 14026 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14027 mHandler.sendMessage(msg); 14028 } 14029 } 14030 }); 14031 } 14032 14033 /** 14034 * Callback from PackageSettings whenever an app is first transitioned out of the 14035 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14036 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14037 * here whether the app is the target of an ongoing install, and only send the 14038 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14039 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14040 * handling. 14041 */ 14042 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14043 // Serialize this with the rest of the install-process message chain. In the 14044 // restore-at-install case, this Runnable will necessarily run before the 14045 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14046 // are coherent. In the non-restore case, the app has already completed install 14047 // and been launched through some other means, so it is not in a problematic 14048 // state for observers to see the FIRST_LAUNCH signal. 14049 mHandler.post(new Runnable() { 14050 @Override 14051 public void run() { 14052 for (int i = 0; i < mRunningInstalls.size(); i++) { 14053 final PostInstallData data = mRunningInstalls.valueAt(i); 14054 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14055 continue; 14056 } 14057 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14058 // right package; but is it for the right user? 14059 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14060 if (userId == data.res.newUsers[uIndex]) { 14061 if (DEBUG_BACKUP) { 14062 Slog.i(TAG, "Package " + pkgName 14063 + " being restored so deferring FIRST_LAUNCH"); 14064 } 14065 return; 14066 } 14067 } 14068 } 14069 } 14070 // didn't find it, so not being restored 14071 if (DEBUG_BACKUP) { 14072 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14073 } 14074 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14075 } 14076 }); 14077 } 14078 14079 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14080 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14081 installerPkg, null, userIds); 14082 } 14083 14084 private abstract class HandlerParams { 14085 private static final int MAX_RETRIES = 4; 14086 14087 /** 14088 * Number of times startCopy() has been attempted and had a non-fatal 14089 * error. 14090 */ 14091 private int mRetries = 0; 14092 14093 /** User handle for the user requesting the information or installation. */ 14094 private final UserHandle mUser; 14095 String traceMethod; 14096 int traceCookie; 14097 14098 HandlerParams(UserHandle user) { 14099 mUser = user; 14100 } 14101 14102 UserHandle getUser() { 14103 return mUser; 14104 } 14105 14106 HandlerParams setTraceMethod(String traceMethod) { 14107 this.traceMethod = traceMethod; 14108 return this; 14109 } 14110 14111 HandlerParams setTraceCookie(int traceCookie) { 14112 this.traceCookie = traceCookie; 14113 return this; 14114 } 14115 14116 final boolean startCopy() { 14117 boolean res; 14118 try { 14119 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14120 14121 if (++mRetries > MAX_RETRIES) { 14122 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14123 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14124 handleServiceError(); 14125 return false; 14126 } else { 14127 handleStartCopy(); 14128 res = true; 14129 } 14130 } catch (RemoteException e) { 14131 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14132 mHandler.sendEmptyMessage(MCS_RECONNECT); 14133 res = false; 14134 } 14135 handleReturnCode(); 14136 return res; 14137 } 14138 14139 final void serviceError() { 14140 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14141 handleServiceError(); 14142 handleReturnCode(); 14143 } 14144 14145 abstract void handleStartCopy() throws RemoteException; 14146 abstract void handleServiceError(); 14147 abstract void handleReturnCode(); 14148 } 14149 14150 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14151 for (File path : paths) { 14152 try { 14153 mcs.clearDirectory(path.getAbsolutePath()); 14154 } catch (RemoteException e) { 14155 } 14156 } 14157 } 14158 14159 static class OriginInfo { 14160 /** 14161 * Location where install is coming from, before it has been 14162 * copied/renamed into place. This could be a single monolithic APK 14163 * file, or a cluster directory. This location may be untrusted. 14164 */ 14165 final File file; 14166 final String cid; 14167 14168 /** 14169 * Flag indicating that {@link #file} or {@link #cid} has already been 14170 * staged, meaning downstream users don't need to defensively copy the 14171 * contents. 14172 */ 14173 final boolean staged; 14174 14175 /** 14176 * Flag indicating that {@link #file} or {@link #cid} is an already 14177 * installed app that is being moved. 14178 */ 14179 final boolean existing; 14180 14181 final String resolvedPath; 14182 final File resolvedFile; 14183 14184 static OriginInfo fromNothing() { 14185 return new OriginInfo(null, null, false, false); 14186 } 14187 14188 static OriginInfo fromUntrustedFile(File file) { 14189 return new OriginInfo(file, null, false, false); 14190 } 14191 14192 static OriginInfo fromExistingFile(File file) { 14193 return new OriginInfo(file, null, false, true); 14194 } 14195 14196 static OriginInfo fromStagedFile(File file) { 14197 return new OriginInfo(file, null, true, false); 14198 } 14199 14200 static OriginInfo fromStagedContainer(String cid) { 14201 return new OriginInfo(null, cid, true, false); 14202 } 14203 14204 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14205 this.file = file; 14206 this.cid = cid; 14207 this.staged = staged; 14208 this.existing = existing; 14209 14210 if (cid != null) { 14211 resolvedPath = PackageHelper.getSdDir(cid); 14212 resolvedFile = new File(resolvedPath); 14213 } else if (file != null) { 14214 resolvedPath = file.getAbsolutePath(); 14215 resolvedFile = file; 14216 } else { 14217 resolvedPath = null; 14218 resolvedFile = null; 14219 } 14220 } 14221 } 14222 14223 static class MoveInfo { 14224 final int moveId; 14225 final String fromUuid; 14226 final String toUuid; 14227 final String packageName; 14228 final String dataAppName; 14229 final int appId; 14230 final String seinfo; 14231 final int targetSdkVersion; 14232 14233 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14234 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14235 this.moveId = moveId; 14236 this.fromUuid = fromUuid; 14237 this.toUuid = toUuid; 14238 this.packageName = packageName; 14239 this.dataAppName = dataAppName; 14240 this.appId = appId; 14241 this.seinfo = seinfo; 14242 this.targetSdkVersion = targetSdkVersion; 14243 } 14244 } 14245 14246 static class VerificationInfo { 14247 /** A constant used to indicate that a uid value is not present. */ 14248 public static final int NO_UID = -1; 14249 14250 /** URI referencing where the package was downloaded from. */ 14251 final Uri originatingUri; 14252 14253 /** HTTP referrer URI associated with the originatingURI. */ 14254 final Uri referrer; 14255 14256 /** UID of the application that the install request originated from. */ 14257 final int originatingUid; 14258 14259 /** UID of application requesting the install */ 14260 final int installerUid; 14261 14262 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14263 this.originatingUri = originatingUri; 14264 this.referrer = referrer; 14265 this.originatingUid = originatingUid; 14266 this.installerUid = installerUid; 14267 } 14268 } 14269 14270 class InstallParams extends HandlerParams { 14271 final OriginInfo origin; 14272 final MoveInfo move; 14273 final IPackageInstallObserver2 observer; 14274 int installFlags; 14275 final String installerPackageName; 14276 final String volumeUuid; 14277 private InstallArgs mArgs; 14278 private int mRet; 14279 final String packageAbiOverride; 14280 final String[] grantedRuntimePermissions; 14281 final VerificationInfo verificationInfo; 14282 final Certificate[][] certificates; 14283 final int installReason; 14284 14285 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14286 int installFlags, String installerPackageName, String volumeUuid, 14287 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14288 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14289 super(user); 14290 this.origin = origin; 14291 this.move = move; 14292 this.observer = observer; 14293 this.installFlags = installFlags; 14294 this.installerPackageName = installerPackageName; 14295 this.volumeUuid = volumeUuid; 14296 this.verificationInfo = verificationInfo; 14297 this.packageAbiOverride = packageAbiOverride; 14298 this.grantedRuntimePermissions = grantedPermissions; 14299 this.certificates = certificates; 14300 this.installReason = installReason; 14301 } 14302 14303 @Override 14304 public String toString() { 14305 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14306 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14307 } 14308 14309 private int installLocationPolicy(PackageInfoLite pkgLite) { 14310 String packageName = pkgLite.packageName; 14311 int installLocation = pkgLite.installLocation; 14312 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14313 // reader 14314 synchronized (mPackages) { 14315 // Currently installed package which the new package is attempting to replace or 14316 // null if no such package is installed. 14317 PackageParser.Package installedPkg = mPackages.get(packageName); 14318 // Package which currently owns the data which the new package will own if installed. 14319 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14320 // will be null whereas dataOwnerPkg will contain information about the package 14321 // which was uninstalled while keeping its data. 14322 PackageParser.Package dataOwnerPkg = installedPkg; 14323 if (dataOwnerPkg == null) { 14324 PackageSetting ps = mSettings.mPackages.get(packageName); 14325 if (ps != null) { 14326 dataOwnerPkg = ps.pkg; 14327 } 14328 } 14329 14330 if (dataOwnerPkg != null) { 14331 // If installed, the package will get access to data left on the device by its 14332 // predecessor. As a security measure, this is permited only if this is not a 14333 // version downgrade or if the predecessor package is marked as debuggable and 14334 // a downgrade is explicitly requested. 14335 // 14336 // On debuggable platform builds, downgrades are permitted even for 14337 // non-debuggable packages to make testing easier. Debuggable platform builds do 14338 // not offer security guarantees and thus it's OK to disable some security 14339 // mechanisms to make debugging/testing easier on those builds. However, even on 14340 // debuggable builds downgrades of packages are permitted only if requested via 14341 // installFlags. This is because we aim to keep the behavior of debuggable 14342 // platform builds as close as possible to the behavior of non-debuggable 14343 // platform builds. 14344 final boolean downgradeRequested = 14345 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14346 final boolean packageDebuggable = 14347 (dataOwnerPkg.applicationInfo.flags 14348 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14349 final boolean downgradePermitted = 14350 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14351 if (!downgradePermitted) { 14352 try { 14353 checkDowngrade(dataOwnerPkg, pkgLite); 14354 } catch (PackageManagerException e) { 14355 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14356 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14357 } 14358 } 14359 } 14360 14361 if (installedPkg != null) { 14362 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14363 // Check for updated system application. 14364 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14365 if (onSd) { 14366 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14367 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14368 } 14369 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14370 } else { 14371 if (onSd) { 14372 // Install flag overrides everything. 14373 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14374 } 14375 // If current upgrade specifies particular preference 14376 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14377 // Application explicitly specified internal. 14378 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14379 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14380 // App explictly prefers external. Let policy decide 14381 } else { 14382 // Prefer previous location 14383 if (isExternal(installedPkg)) { 14384 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14385 } 14386 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14387 } 14388 } 14389 } else { 14390 // Invalid install. Return error code 14391 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14392 } 14393 } 14394 } 14395 // All the special cases have been taken care of. 14396 // Return result based on recommended install location. 14397 if (onSd) { 14398 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14399 } 14400 return pkgLite.recommendedInstallLocation; 14401 } 14402 14403 /* 14404 * Invoke remote method to get package information and install 14405 * location values. Override install location based on default 14406 * policy if needed and then create install arguments based 14407 * on the install location. 14408 */ 14409 public void handleStartCopy() throws RemoteException { 14410 int ret = PackageManager.INSTALL_SUCCEEDED; 14411 14412 // If we're already staged, we've firmly committed to an install location 14413 if (origin.staged) { 14414 if (origin.file != null) { 14415 installFlags |= PackageManager.INSTALL_INTERNAL; 14416 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14417 } else if (origin.cid != null) { 14418 installFlags |= PackageManager.INSTALL_EXTERNAL; 14419 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14420 } else { 14421 throw new IllegalStateException("Invalid stage location"); 14422 } 14423 } 14424 14425 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14426 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14427 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14428 PackageInfoLite pkgLite = null; 14429 14430 if (onInt && onSd) { 14431 // Check if both bits are set. 14432 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14433 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14434 } else if (onSd && ephemeral) { 14435 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14436 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14437 } else { 14438 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14439 packageAbiOverride); 14440 14441 if (DEBUG_EPHEMERAL && ephemeral) { 14442 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14443 } 14444 14445 /* 14446 * If we have too little free space, try to free cache 14447 * before giving up. 14448 */ 14449 if (!origin.staged && pkgLite.recommendedInstallLocation 14450 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14451 // TODO: focus freeing disk space on the target device 14452 final StorageManager storage = StorageManager.from(mContext); 14453 final long lowThreshold = storage.getStorageLowBytes( 14454 Environment.getDataDirectory()); 14455 14456 final long sizeBytes = mContainerService.calculateInstalledSize( 14457 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14458 14459 try { 14460 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14461 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14462 installFlags, packageAbiOverride); 14463 } catch (InstallerException e) { 14464 Slog.w(TAG, "Failed to free cache", e); 14465 } 14466 14467 /* 14468 * The cache free must have deleted the file we 14469 * downloaded to install. 14470 * 14471 * TODO: fix the "freeCache" call to not delete 14472 * the file we care about. 14473 */ 14474 if (pkgLite.recommendedInstallLocation 14475 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14476 pkgLite.recommendedInstallLocation 14477 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14478 } 14479 } 14480 } 14481 14482 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14483 int loc = pkgLite.recommendedInstallLocation; 14484 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14485 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14486 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14487 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14488 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14489 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14490 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14491 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14492 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14493 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14494 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14495 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14496 } else { 14497 // Override with defaults if needed. 14498 loc = installLocationPolicy(pkgLite); 14499 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14500 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14501 } else if (!onSd && !onInt) { 14502 // Override install location with flags 14503 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14504 // Set the flag to install on external media. 14505 installFlags |= PackageManager.INSTALL_EXTERNAL; 14506 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14507 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14508 if (DEBUG_EPHEMERAL) { 14509 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14510 } 14511 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14512 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14513 |PackageManager.INSTALL_INTERNAL); 14514 } else { 14515 // Make sure the flag for installing on external 14516 // media is unset 14517 installFlags |= PackageManager.INSTALL_INTERNAL; 14518 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14519 } 14520 } 14521 } 14522 } 14523 14524 final InstallArgs args = createInstallArgs(this); 14525 mArgs = args; 14526 14527 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14528 // TODO: http://b/22976637 14529 // Apps installed for "all" users use the device owner to verify the app 14530 UserHandle verifierUser = getUser(); 14531 if (verifierUser == UserHandle.ALL) { 14532 verifierUser = UserHandle.SYSTEM; 14533 } 14534 14535 /* 14536 * Determine if we have any installed package verifiers. If we 14537 * do, then we'll defer to them to verify the packages. 14538 */ 14539 final int requiredUid = mRequiredVerifierPackage == null ? -1 14540 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14541 verifierUser.getIdentifier()); 14542 if (!origin.existing && requiredUid != -1 14543 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14544 final Intent verification = new Intent( 14545 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14546 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14547 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14548 PACKAGE_MIME_TYPE); 14549 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14550 14551 // Query all live verifiers based on current user state 14552 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14553 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14554 14555 if (DEBUG_VERIFY) { 14556 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14557 + verification.toString() + " with " + pkgLite.verifiers.length 14558 + " optional verifiers"); 14559 } 14560 14561 final int verificationId = mPendingVerificationToken++; 14562 14563 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14564 14565 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14566 installerPackageName); 14567 14568 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14569 installFlags); 14570 14571 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14572 pkgLite.packageName); 14573 14574 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14575 pkgLite.versionCode); 14576 14577 if (verificationInfo != null) { 14578 if (verificationInfo.originatingUri != null) { 14579 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14580 verificationInfo.originatingUri); 14581 } 14582 if (verificationInfo.referrer != null) { 14583 verification.putExtra(Intent.EXTRA_REFERRER, 14584 verificationInfo.referrer); 14585 } 14586 if (verificationInfo.originatingUid >= 0) { 14587 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14588 verificationInfo.originatingUid); 14589 } 14590 if (verificationInfo.installerUid >= 0) { 14591 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14592 verificationInfo.installerUid); 14593 } 14594 } 14595 14596 final PackageVerificationState verificationState = new PackageVerificationState( 14597 requiredUid, args); 14598 14599 mPendingVerification.append(verificationId, verificationState); 14600 14601 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14602 receivers, verificationState); 14603 14604 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14605 final long idleDuration = getVerificationTimeout(); 14606 14607 /* 14608 * If any sufficient verifiers were listed in the package 14609 * manifest, attempt to ask them. 14610 */ 14611 if (sufficientVerifiers != null) { 14612 final int N = sufficientVerifiers.size(); 14613 if (N == 0) { 14614 Slog.i(TAG, "Additional verifiers required, but none installed."); 14615 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14616 } else { 14617 for (int i = 0; i < N; i++) { 14618 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14619 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14620 verifierComponent.getPackageName(), idleDuration, 14621 verifierUser.getIdentifier(), false, "package verifier"); 14622 14623 final Intent sufficientIntent = new Intent(verification); 14624 sufficientIntent.setComponent(verifierComponent); 14625 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14626 } 14627 } 14628 } 14629 14630 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14631 mRequiredVerifierPackage, receivers); 14632 if (ret == PackageManager.INSTALL_SUCCEEDED 14633 && mRequiredVerifierPackage != null) { 14634 Trace.asyncTraceBegin( 14635 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14636 /* 14637 * Send the intent to the required verification agent, 14638 * but only start the verification timeout after the 14639 * target BroadcastReceivers have run. 14640 */ 14641 verification.setComponent(requiredVerifierComponent); 14642 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14643 mRequiredVerifierPackage, idleDuration, 14644 verifierUser.getIdentifier(), false, "package verifier"); 14645 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14646 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14647 new BroadcastReceiver() { 14648 @Override 14649 public void onReceive(Context context, Intent intent) { 14650 final Message msg = mHandler 14651 .obtainMessage(CHECK_PENDING_VERIFICATION); 14652 msg.arg1 = verificationId; 14653 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14654 } 14655 }, null, 0, null, null); 14656 14657 /* 14658 * We don't want the copy to proceed until verification 14659 * succeeds, so null out this field. 14660 */ 14661 mArgs = null; 14662 } 14663 } else { 14664 /* 14665 * No package verification is enabled, so immediately start 14666 * the remote call to initiate copy using temporary file. 14667 */ 14668 ret = args.copyApk(mContainerService, true); 14669 } 14670 } 14671 14672 mRet = ret; 14673 } 14674 14675 @Override 14676 void handleReturnCode() { 14677 // If mArgs is null, then MCS couldn't be reached. When it 14678 // reconnects, it will try again to install. At that point, this 14679 // will succeed. 14680 if (mArgs != null) { 14681 processPendingInstall(mArgs, mRet); 14682 } 14683 } 14684 14685 @Override 14686 void handleServiceError() { 14687 mArgs = createInstallArgs(this); 14688 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14689 } 14690 14691 public boolean isForwardLocked() { 14692 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14693 } 14694 } 14695 14696 /** 14697 * Used during creation of InstallArgs 14698 * 14699 * @param installFlags package installation flags 14700 * @return true if should be installed on external storage 14701 */ 14702 private static boolean installOnExternalAsec(int installFlags) { 14703 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14704 return false; 14705 } 14706 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14707 return true; 14708 } 14709 return false; 14710 } 14711 14712 /** 14713 * Used during creation of InstallArgs 14714 * 14715 * @param installFlags package installation flags 14716 * @return true if should be installed as forward locked 14717 */ 14718 private static boolean installForwardLocked(int installFlags) { 14719 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14720 } 14721 14722 private InstallArgs createInstallArgs(InstallParams params) { 14723 if (params.move != null) { 14724 return new MoveInstallArgs(params); 14725 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14726 return new AsecInstallArgs(params); 14727 } else { 14728 return new FileInstallArgs(params); 14729 } 14730 } 14731 14732 /** 14733 * Create args that describe an existing installed package. Typically used 14734 * when cleaning up old installs, or used as a move source. 14735 */ 14736 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14737 String resourcePath, String[] instructionSets) { 14738 final boolean isInAsec; 14739 if (installOnExternalAsec(installFlags)) { 14740 /* Apps on SD card are always in ASEC containers. */ 14741 isInAsec = true; 14742 } else if (installForwardLocked(installFlags) 14743 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14744 /* 14745 * Forward-locked apps are only in ASEC containers if they're the 14746 * new style 14747 */ 14748 isInAsec = true; 14749 } else { 14750 isInAsec = false; 14751 } 14752 14753 if (isInAsec) { 14754 return new AsecInstallArgs(codePath, instructionSets, 14755 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14756 } else { 14757 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14758 } 14759 } 14760 14761 static abstract class InstallArgs { 14762 /** @see InstallParams#origin */ 14763 final OriginInfo origin; 14764 /** @see InstallParams#move */ 14765 final MoveInfo move; 14766 14767 final IPackageInstallObserver2 observer; 14768 // Always refers to PackageManager flags only 14769 final int installFlags; 14770 final String installerPackageName; 14771 final String volumeUuid; 14772 final UserHandle user; 14773 final String abiOverride; 14774 final String[] installGrantPermissions; 14775 /** If non-null, drop an async trace when the install completes */ 14776 final String traceMethod; 14777 final int traceCookie; 14778 final Certificate[][] certificates; 14779 final int installReason; 14780 14781 // The list of instruction sets supported by this app. This is currently 14782 // only used during the rmdex() phase to clean up resources. We can get rid of this 14783 // if we move dex files under the common app path. 14784 /* nullable */ String[] instructionSets; 14785 14786 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14787 int installFlags, String installerPackageName, String volumeUuid, 14788 UserHandle user, String[] instructionSets, 14789 String abiOverride, String[] installGrantPermissions, 14790 String traceMethod, int traceCookie, Certificate[][] certificates, 14791 int installReason) { 14792 this.origin = origin; 14793 this.move = move; 14794 this.installFlags = installFlags; 14795 this.observer = observer; 14796 this.installerPackageName = installerPackageName; 14797 this.volumeUuid = volumeUuid; 14798 this.user = user; 14799 this.instructionSets = instructionSets; 14800 this.abiOverride = abiOverride; 14801 this.installGrantPermissions = installGrantPermissions; 14802 this.traceMethod = traceMethod; 14803 this.traceCookie = traceCookie; 14804 this.certificates = certificates; 14805 this.installReason = installReason; 14806 } 14807 14808 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14809 abstract int doPreInstall(int status); 14810 14811 /** 14812 * Rename package into final resting place. All paths on the given 14813 * scanned package should be updated to reflect the rename. 14814 */ 14815 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14816 abstract int doPostInstall(int status, int uid); 14817 14818 /** @see PackageSettingBase#codePathString */ 14819 abstract String getCodePath(); 14820 /** @see PackageSettingBase#resourcePathString */ 14821 abstract String getResourcePath(); 14822 14823 // Need installer lock especially for dex file removal. 14824 abstract void cleanUpResourcesLI(); 14825 abstract boolean doPostDeleteLI(boolean delete); 14826 14827 /** 14828 * Called before the source arguments are copied. This is used mostly 14829 * for MoveParams when it needs to read the source file to put it in the 14830 * destination. 14831 */ 14832 int doPreCopy() { 14833 return PackageManager.INSTALL_SUCCEEDED; 14834 } 14835 14836 /** 14837 * Called after the source arguments are copied. This is used mostly for 14838 * MoveParams when it needs to read the source file to put it in the 14839 * destination. 14840 */ 14841 int doPostCopy(int uid) { 14842 return PackageManager.INSTALL_SUCCEEDED; 14843 } 14844 14845 protected boolean isFwdLocked() { 14846 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14847 } 14848 14849 protected boolean isExternalAsec() { 14850 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14851 } 14852 14853 protected boolean isEphemeral() { 14854 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14855 } 14856 14857 UserHandle getUser() { 14858 return user; 14859 } 14860 } 14861 14862 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14863 if (!allCodePaths.isEmpty()) { 14864 if (instructionSets == null) { 14865 throw new IllegalStateException("instructionSet == null"); 14866 } 14867 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14868 for (String codePath : allCodePaths) { 14869 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14870 try { 14871 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14872 } catch (InstallerException ignored) { 14873 } 14874 } 14875 } 14876 } 14877 } 14878 14879 /** 14880 * Logic to handle installation of non-ASEC applications, including copying 14881 * and renaming logic. 14882 */ 14883 class FileInstallArgs extends InstallArgs { 14884 private File codeFile; 14885 private File resourceFile; 14886 14887 // Example topology: 14888 // /data/app/com.example/base.apk 14889 // /data/app/com.example/split_foo.apk 14890 // /data/app/com.example/lib/arm/libfoo.so 14891 // /data/app/com.example/lib/arm64/libfoo.so 14892 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14893 14894 /** New install */ 14895 FileInstallArgs(InstallParams params) { 14896 super(params.origin, params.move, params.observer, params.installFlags, 14897 params.installerPackageName, params.volumeUuid, 14898 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14899 params.grantedRuntimePermissions, 14900 params.traceMethod, params.traceCookie, params.certificates, 14901 params.installReason); 14902 if (isFwdLocked()) { 14903 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14904 } 14905 } 14906 14907 /** Existing install */ 14908 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14909 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14910 null, null, null, 0, null /*certificates*/, 14911 PackageManager.INSTALL_REASON_UNKNOWN); 14912 this.codeFile = (codePath != null) ? new File(codePath) : null; 14913 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14914 } 14915 14916 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14917 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14918 try { 14919 return doCopyApk(imcs, temp); 14920 } finally { 14921 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14922 } 14923 } 14924 14925 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14926 if (origin.staged) { 14927 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14928 codeFile = origin.file; 14929 resourceFile = origin.file; 14930 return PackageManager.INSTALL_SUCCEEDED; 14931 } 14932 14933 try { 14934 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14935 final File tempDir = 14936 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14937 codeFile = tempDir; 14938 resourceFile = tempDir; 14939 } catch (IOException e) { 14940 Slog.w(TAG, "Failed to create copy file: " + e); 14941 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14942 } 14943 14944 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14945 @Override 14946 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14947 if (!FileUtils.isValidExtFilename(name)) { 14948 throw new IllegalArgumentException("Invalid filename: " + name); 14949 } 14950 try { 14951 final File file = new File(codeFile, name); 14952 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14953 O_RDWR | O_CREAT, 0644); 14954 Os.chmod(file.getAbsolutePath(), 0644); 14955 return new ParcelFileDescriptor(fd); 14956 } catch (ErrnoException e) { 14957 throw new RemoteException("Failed to open: " + e.getMessage()); 14958 } 14959 } 14960 }; 14961 14962 int ret = PackageManager.INSTALL_SUCCEEDED; 14963 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14964 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14965 Slog.e(TAG, "Failed to copy package"); 14966 return ret; 14967 } 14968 14969 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14970 NativeLibraryHelper.Handle handle = null; 14971 try { 14972 handle = NativeLibraryHelper.Handle.create(codeFile); 14973 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14974 abiOverride); 14975 } catch (IOException e) { 14976 Slog.e(TAG, "Copying native libraries failed", e); 14977 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14978 } finally { 14979 IoUtils.closeQuietly(handle); 14980 } 14981 14982 return ret; 14983 } 14984 14985 int doPreInstall(int status) { 14986 if (status != PackageManager.INSTALL_SUCCEEDED) { 14987 cleanUp(); 14988 } 14989 return status; 14990 } 14991 14992 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14993 if (status != PackageManager.INSTALL_SUCCEEDED) { 14994 cleanUp(); 14995 return false; 14996 } 14997 14998 final File targetDir = codeFile.getParentFile(); 14999 final File beforeCodeFile = codeFile; 15000 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15001 15002 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15003 try { 15004 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15005 } catch (ErrnoException e) { 15006 Slog.w(TAG, "Failed to rename", e); 15007 return false; 15008 } 15009 15010 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15011 Slog.w(TAG, "Failed to restorecon"); 15012 return false; 15013 } 15014 15015 // Reflect the rename internally 15016 codeFile = afterCodeFile; 15017 resourceFile = afterCodeFile; 15018 15019 // Reflect the rename in scanned details 15020 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15021 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15022 afterCodeFile, pkg.baseCodePath)); 15023 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15024 afterCodeFile, pkg.splitCodePaths)); 15025 15026 // Reflect the rename in app info 15027 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15028 pkg.setApplicationInfoCodePath(pkg.codePath); 15029 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15030 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15031 pkg.setApplicationInfoResourcePath(pkg.codePath); 15032 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15033 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15034 15035 return true; 15036 } 15037 15038 int doPostInstall(int status, int uid) { 15039 if (status != PackageManager.INSTALL_SUCCEEDED) { 15040 cleanUp(); 15041 } 15042 return status; 15043 } 15044 15045 @Override 15046 String getCodePath() { 15047 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15048 } 15049 15050 @Override 15051 String getResourcePath() { 15052 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15053 } 15054 15055 private boolean cleanUp() { 15056 if (codeFile == null || !codeFile.exists()) { 15057 return false; 15058 } 15059 15060 removeCodePathLI(codeFile); 15061 15062 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15063 resourceFile.delete(); 15064 } 15065 15066 return true; 15067 } 15068 15069 void cleanUpResourcesLI() { 15070 // Try enumerating all code paths before deleting 15071 List<String> allCodePaths = Collections.EMPTY_LIST; 15072 if (codeFile != null && codeFile.exists()) { 15073 try { 15074 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15075 allCodePaths = pkg.getAllCodePaths(); 15076 } catch (PackageParserException e) { 15077 // Ignored; we tried our best 15078 } 15079 } 15080 15081 cleanUp(); 15082 removeDexFiles(allCodePaths, instructionSets); 15083 } 15084 15085 boolean doPostDeleteLI(boolean delete) { 15086 // XXX err, shouldn't we respect the delete flag? 15087 cleanUpResourcesLI(); 15088 return true; 15089 } 15090 } 15091 15092 private boolean isAsecExternal(String cid) { 15093 final String asecPath = PackageHelper.getSdFilesystem(cid); 15094 return !asecPath.startsWith(mAsecInternalPath); 15095 } 15096 15097 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15098 PackageManagerException { 15099 if (copyRet < 0) { 15100 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15101 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15102 throw new PackageManagerException(copyRet, message); 15103 } 15104 } 15105 } 15106 15107 /** 15108 * Extract the StorageManagerService "container ID" from the full code path of an 15109 * .apk. 15110 */ 15111 static String cidFromCodePath(String fullCodePath) { 15112 int eidx = fullCodePath.lastIndexOf("/"); 15113 String subStr1 = fullCodePath.substring(0, eidx); 15114 int sidx = subStr1.lastIndexOf("/"); 15115 return subStr1.substring(sidx+1, eidx); 15116 } 15117 15118 /** 15119 * Logic to handle installation of ASEC applications, including copying and 15120 * renaming logic. 15121 */ 15122 class AsecInstallArgs extends InstallArgs { 15123 static final String RES_FILE_NAME = "pkg.apk"; 15124 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15125 15126 String cid; 15127 String packagePath; 15128 String resourcePath; 15129 15130 /** New install */ 15131 AsecInstallArgs(InstallParams params) { 15132 super(params.origin, params.move, params.observer, params.installFlags, 15133 params.installerPackageName, params.volumeUuid, 15134 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15135 params.grantedRuntimePermissions, 15136 params.traceMethod, params.traceCookie, params.certificates, 15137 params.installReason); 15138 } 15139 15140 /** Existing install */ 15141 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15142 boolean isExternal, boolean isForwardLocked) { 15143 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15144 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15145 instructionSets, null, null, null, 0, null /*certificates*/, 15146 PackageManager.INSTALL_REASON_UNKNOWN); 15147 // Hackily pretend we're still looking at a full code path 15148 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15149 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15150 } 15151 15152 // Extract cid from fullCodePath 15153 int eidx = fullCodePath.lastIndexOf("/"); 15154 String subStr1 = fullCodePath.substring(0, eidx); 15155 int sidx = subStr1.lastIndexOf("/"); 15156 cid = subStr1.substring(sidx+1, eidx); 15157 setMountPath(subStr1); 15158 } 15159 15160 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15161 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15162 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15163 instructionSets, null, null, null, 0, null /*certificates*/, 15164 PackageManager.INSTALL_REASON_UNKNOWN); 15165 this.cid = cid; 15166 setMountPath(PackageHelper.getSdDir(cid)); 15167 } 15168 15169 void createCopyFile() { 15170 cid = mInstallerService.allocateExternalStageCidLegacy(); 15171 } 15172 15173 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15174 if (origin.staged && origin.cid != null) { 15175 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15176 cid = origin.cid; 15177 setMountPath(PackageHelper.getSdDir(cid)); 15178 return PackageManager.INSTALL_SUCCEEDED; 15179 } 15180 15181 if (temp) { 15182 createCopyFile(); 15183 } else { 15184 /* 15185 * Pre-emptively destroy the container since it's destroyed if 15186 * copying fails due to it existing anyway. 15187 */ 15188 PackageHelper.destroySdDir(cid); 15189 } 15190 15191 final String newMountPath = imcs.copyPackageToContainer( 15192 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15193 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15194 15195 if (newMountPath != null) { 15196 setMountPath(newMountPath); 15197 return PackageManager.INSTALL_SUCCEEDED; 15198 } else { 15199 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15200 } 15201 } 15202 15203 @Override 15204 String getCodePath() { 15205 return packagePath; 15206 } 15207 15208 @Override 15209 String getResourcePath() { 15210 return resourcePath; 15211 } 15212 15213 int doPreInstall(int status) { 15214 if (status != PackageManager.INSTALL_SUCCEEDED) { 15215 // Destroy container 15216 PackageHelper.destroySdDir(cid); 15217 } else { 15218 boolean mounted = PackageHelper.isContainerMounted(cid); 15219 if (!mounted) { 15220 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15221 Process.SYSTEM_UID); 15222 if (newMountPath != null) { 15223 setMountPath(newMountPath); 15224 } else { 15225 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15226 } 15227 } 15228 } 15229 return status; 15230 } 15231 15232 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15233 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15234 String newMountPath = null; 15235 if (PackageHelper.isContainerMounted(cid)) { 15236 // Unmount the container 15237 if (!PackageHelper.unMountSdDir(cid)) { 15238 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15239 return false; 15240 } 15241 } 15242 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15243 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15244 " which might be stale. Will try to clean up."); 15245 // Clean up the stale container and proceed to recreate. 15246 if (!PackageHelper.destroySdDir(newCacheId)) { 15247 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15248 return false; 15249 } 15250 // Successfully cleaned up stale container. Try to rename again. 15251 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15252 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15253 + " inspite of cleaning it up."); 15254 return false; 15255 } 15256 } 15257 if (!PackageHelper.isContainerMounted(newCacheId)) { 15258 Slog.w(TAG, "Mounting container " + newCacheId); 15259 newMountPath = PackageHelper.mountSdDir(newCacheId, 15260 getEncryptKey(), Process.SYSTEM_UID); 15261 } else { 15262 newMountPath = PackageHelper.getSdDir(newCacheId); 15263 } 15264 if (newMountPath == null) { 15265 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15266 return false; 15267 } 15268 Log.i(TAG, "Succesfully renamed " + cid + 15269 " to " + newCacheId + 15270 " at new path: " + newMountPath); 15271 cid = newCacheId; 15272 15273 final File beforeCodeFile = new File(packagePath); 15274 setMountPath(newMountPath); 15275 final File afterCodeFile = new File(packagePath); 15276 15277 // Reflect the rename in scanned details 15278 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15279 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15280 afterCodeFile, pkg.baseCodePath)); 15281 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15282 afterCodeFile, pkg.splitCodePaths)); 15283 15284 // Reflect the rename in app info 15285 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15286 pkg.setApplicationInfoCodePath(pkg.codePath); 15287 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15288 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15289 pkg.setApplicationInfoResourcePath(pkg.codePath); 15290 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15291 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15292 15293 return true; 15294 } 15295 15296 private void setMountPath(String mountPath) { 15297 final File mountFile = new File(mountPath); 15298 15299 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15300 if (monolithicFile.exists()) { 15301 packagePath = monolithicFile.getAbsolutePath(); 15302 if (isFwdLocked()) { 15303 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15304 } else { 15305 resourcePath = packagePath; 15306 } 15307 } else { 15308 packagePath = mountFile.getAbsolutePath(); 15309 resourcePath = packagePath; 15310 } 15311 } 15312 15313 int doPostInstall(int status, int uid) { 15314 if (status != PackageManager.INSTALL_SUCCEEDED) { 15315 cleanUp(); 15316 } else { 15317 final int groupOwner; 15318 final String protectedFile; 15319 if (isFwdLocked()) { 15320 groupOwner = UserHandle.getSharedAppGid(uid); 15321 protectedFile = RES_FILE_NAME; 15322 } else { 15323 groupOwner = -1; 15324 protectedFile = null; 15325 } 15326 15327 if (uid < Process.FIRST_APPLICATION_UID 15328 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15329 Slog.e(TAG, "Failed to finalize " + cid); 15330 PackageHelper.destroySdDir(cid); 15331 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15332 } 15333 15334 boolean mounted = PackageHelper.isContainerMounted(cid); 15335 if (!mounted) { 15336 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15337 } 15338 } 15339 return status; 15340 } 15341 15342 private void cleanUp() { 15343 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15344 15345 // Destroy secure container 15346 PackageHelper.destroySdDir(cid); 15347 } 15348 15349 private List<String> getAllCodePaths() { 15350 final File codeFile = new File(getCodePath()); 15351 if (codeFile != null && codeFile.exists()) { 15352 try { 15353 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15354 return pkg.getAllCodePaths(); 15355 } catch (PackageParserException e) { 15356 // Ignored; we tried our best 15357 } 15358 } 15359 return Collections.EMPTY_LIST; 15360 } 15361 15362 void cleanUpResourcesLI() { 15363 // Enumerate all code paths before deleting 15364 cleanUpResourcesLI(getAllCodePaths()); 15365 } 15366 15367 private void cleanUpResourcesLI(List<String> allCodePaths) { 15368 cleanUp(); 15369 removeDexFiles(allCodePaths, instructionSets); 15370 } 15371 15372 String getPackageName() { 15373 return getAsecPackageName(cid); 15374 } 15375 15376 boolean doPostDeleteLI(boolean delete) { 15377 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15378 final List<String> allCodePaths = getAllCodePaths(); 15379 boolean mounted = PackageHelper.isContainerMounted(cid); 15380 if (mounted) { 15381 // Unmount first 15382 if (PackageHelper.unMountSdDir(cid)) { 15383 mounted = false; 15384 } 15385 } 15386 if (!mounted && delete) { 15387 cleanUpResourcesLI(allCodePaths); 15388 } 15389 return !mounted; 15390 } 15391 15392 @Override 15393 int doPreCopy() { 15394 if (isFwdLocked()) { 15395 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15396 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15397 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15398 } 15399 } 15400 15401 return PackageManager.INSTALL_SUCCEEDED; 15402 } 15403 15404 @Override 15405 int doPostCopy(int uid) { 15406 if (isFwdLocked()) { 15407 if (uid < Process.FIRST_APPLICATION_UID 15408 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15409 RES_FILE_NAME)) { 15410 Slog.e(TAG, "Failed to finalize " + cid); 15411 PackageHelper.destroySdDir(cid); 15412 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15413 } 15414 } 15415 15416 return PackageManager.INSTALL_SUCCEEDED; 15417 } 15418 } 15419 15420 /** 15421 * Logic to handle movement of existing installed applications. 15422 */ 15423 class MoveInstallArgs extends InstallArgs { 15424 private File codeFile; 15425 private File resourceFile; 15426 15427 /** New install */ 15428 MoveInstallArgs(InstallParams params) { 15429 super(params.origin, params.move, params.observer, params.installFlags, 15430 params.installerPackageName, params.volumeUuid, 15431 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15432 params.grantedRuntimePermissions, 15433 params.traceMethod, params.traceCookie, params.certificates, 15434 params.installReason); 15435 } 15436 15437 int copyApk(IMediaContainerService imcs, boolean temp) { 15438 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15439 + move.fromUuid + " to " + move.toUuid); 15440 synchronized (mInstaller) { 15441 try { 15442 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15443 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15444 } catch (InstallerException e) { 15445 Slog.w(TAG, "Failed to move app", e); 15446 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15447 } 15448 } 15449 15450 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15451 resourceFile = codeFile; 15452 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15453 15454 return PackageManager.INSTALL_SUCCEEDED; 15455 } 15456 15457 int doPreInstall(int status) { 15458 if (status != PackageManager.INSTALL_SUCCEEDED) { 15459 cleanUp(move.toUuid); 15460 } 15461 return status; 15462 } 15463 15464 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15465 if (status != PackageManager.INSTALL_SUCCEEDED) { 15466 cleanUp(move.toUuid); 15467 return false; 15468 } 15469 15470 // Reflect the move in app info 15471 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15472 pkg.setApplicationInfoCodePath(pkg.codePath); 15473 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15474 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15475 pkg.setApplicationInfoResourcePath(pkg.codePath); 15476 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15477 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15478 15479 return true; 15480 } 15481 15482 int doPostInstall(int status, int uid) { 15483 if (status == PackageManager.INSTALL_SUCCEEDED) { 15484 cleanUp(move.fromUuid); 15485 } else { 15486 cleanUp(move.toUuid); 15487 } 15488 return status; 15489 } 15490 15491 @Override 15492 String getCodePath() { 15493 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15494 } 15495 15496 @Override 15497 String getResourcePath() { 15498 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15499 } 15500 15501 private boolean cleanUp(String volumeUuid) { 15502 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15503 move.dataAppName); 15504 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15505 final int[] userIds = sUserManager.getUserIds(); 15506 synchronized (mInstallLock) { 15507 // Clean up both app data and code 15508 // All package moves are frozen until finished 15509 for (int userId : userIds) { 15510 try { 15511 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15512 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15513 } catch (InstallerException e) { 15514 Slog.w(TAG, String.valueOf(e)); 15515 } 15516 } 15517 removeCodePathLI(codeFile); 15518 } 15519 return true; 15520 } 15521 15522 void cleanUpResourcesLI() { 15523 throw new UnsupportedOperationException(); 15524 } 15525 15526 boolean doPostDeleteLI(boolean delete) { 15527 throw new UnsupportedOperationException(); 15528 } 15529 } 15530 15531 static String getAsecPackageName(String packageCid) { 15532 int idx = packageCid.lastIndexOf("-"); 15533 if (idx == -1) { 15534 return packageCid; 15535 } 15536 return packageCid.substring(0, idx); 15537 } 15538 15539 // Utility method used to create code paths based on package name and available index. 15540 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15541 String idxStr = ""; 15542 int idx = 1; 15543 // Fall back to default value of idx=1 if prefix is not 15544 // part of oldCodePath 15545 if (oldCodePath != null) { 15546 String subStr = oldCodePath; 15547 // Drop the suffix right away 15548 if (suffix != null && subStr.endsWith(suffix)) { 15549 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15550 } 15551 // If oldCodePath already contains prefix find out the 15552 // ending index to either increment or decrement. 15553 int sidx = subStr.lastIndexOf(prefix); 15554 if (sidx != -1) { 15555 subStr = subStr.substring(sidx + prefix.length()); 15556 if (subStr != null) { 15557 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15558 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15559 } 15560 try { 15561 idx = Integer.parseInt(subStr); 15562 if (idx <= 1) { 15563 idx++; 15564 } else { 15565 idx--; 15566 } 15567 } catch(NumberFormatException e) { 15568 } 15569 } 15570 } 15571 } 15572 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15573 return prefix + idxStr; 15574 } 15575 15576 private File getNextCodePath(File targetDir, String packageName) { 15577 File result; 15578 SecureRandom random = new SecureRandom(); 15579 byte[] bytes = new byte[16]; 15580 do { 15581 random.nextBytes(bytes); 15582 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15583 result = new File(targetDir, packageName + "-" + suffix); 15584 } while (result.exists()); 15585 return result; 15586 } 15587 15588 // Utility method that returns the relative package path with respect 15589 // to the installation directory. Like say for /data/data/com.test-1.apk 15590 // string com.test-1 is returned. 15591 static String deriveCodePathName(String codePath) { 15592 if (codePath == null) { 15593 return null; 15594 } 15595 final File codeFile = new File(codePath); 15596 final String name = codeFile.getName(); 15597 if (codeFile.isDirectory()) { 15598 return name; 15599 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15600 final int lastDot = name.lastIndexOf('.'); 15601 return name.substring(0, lastDot); 15602 } else { 15603 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15604 return null; 15605 } 15606 } 15607 15608 static class PackageInstalledInfo { 15609 String name; 15610 int uid; 15611 // The set of users that originally had this package installed. 15612 int[] origUsers; 15613 // The set of users that now have this package installed. 15614 int[] newUsers; 15615 PackageParser.Package pkg; 15616 int returnCode; 15617 String returnMsg; 15618 PackageRemovedInfo removedInfo; 15619 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15620 15621 public void setError(int code, String msg) { 15622 setReturnCode(code); 15623 setReturnMessage(msg); 15624 Slog.w(TAG, msg); 15625 } 15626 15627 public void setError(String msg, PackageParserException e) { 15628 setReturnCode(e.error); 15629 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15630 Slog.w(TAG, msg, e); 15631 } 15632 15633 public void setError(String msg, PackageManagerException e) { 15634 returnCode = e.error; 15635 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15636 Slog.w(TAG, msg, e); 15637 } 15638 15639 public void setReturnCode(int returnCode) { 15640 this.returnCode = returnCode; 15641 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15642 for (int i = 0; i < childCount; i++) { 15643 addedChildPackages.valueAt(i).returnCode = returnCode; 15644 } 15645 } 15646 15647 private void setReturnMessage(String returnMsg) { 15648 this.returnMsg = returnMsg; 15649 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15650 for (int i = 0; i < childCount; i++) { 15651 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15652 } 15653 } 15654 15655 // In some error cases we want to convey more info back to the observer 15656 String origPackage; 15657 String origPermission; 15658 } 15659 15660 /* 15661 * Install a non-existing package. 15662 */ 15663 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15664 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15665 PackageInstalledInfo res, int installReason) { 15666 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15667 15668 // Remember this for later, in case we need to rollback this install 15669 String pkgName = pkg.packageName; 15670 15671 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15672 15673 synchronized(mPackages) { 15674 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15675 if (renamedPackage != null) { 15676 // A package with the same name is already installed, though 15677 // it has been renamed to an older name. The package we 15678 // are trying to install should be installed as an update to 15679 // the existing one, but that has not been requested, so bail. 15680 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15681 + " without first uninstalling package running as " 15682 + renamedPackage); 15683 return; 15684 } 15685 if (mPackages.containsKey(pkgName)) { 15686 // Don't allow installation over an existing package with the same name. 15687 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15688 + " without first uninstalling."); 15689 return; 15690 } 15691 } 15692 15693 try { 15694 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15695 System.currentTimeMillis(), user); 15696 15697 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15698 15699 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15700 prepareAppDataAfterInstallLIF(newPackage); 15701 15702 } else { 15703 // Remove package from internal structures, but keep around any 15704 // data that might have already existed 15705 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15706 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15707 } 15708 } catch (PackageManagerException e) { 15709 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15710 } 15711 15712 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15713 } 15714 15715 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15716 // Can't rotate keys during boot or if sharedUser. 15717 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15718 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15719 return false; 15720 } 15721 // app is using upgradeKeySets; make sure all are valid 15722 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15723 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15724 for (int i = 0; i < upgradeKeySets.length; i++) { 15725 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15726 Slog.wtf(TAG, "Package " 15727 + (oldPs.name != null ? oldPs.name : "<null>") 15728 + " contains upgrade-key-set reference to unknown key-set: " 15729 + upgradeKeySets[i] 15730 + " reverting to signatures check."); 15731 return false; 15732 } 15733 } 15734 return true; 15735 } 15736 15737 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15738 // Upgrade keysets are being used. Determine if new package has a superset of the 15739 // required keys. 15740 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15741 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15742 for (int i = 0; i < upgradeKeySets.length; i++) { 15743 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15744 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15745 return true; 15746 } 15747 } 15748 return false; 15749 } 15750 15751 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15752 try (DigestInputStream digestStream = 15753 new DigestInputStream(new FileInputStream(file), digest)) { 15754 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15755 } 15756 } 15757 15758 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15759 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15760 int installReason) { 15761 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15762 15763 final PackageParser.Package oldPackage; 15764 final String pkgName = pkg.packageName; 15765 final int[] allUsers; 15766 final int[] installedUsers; 15767 15768 synchronized(mPackages) { 15769 oldPackage = mPackages.get(pkgName); 15770 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15771 15772 // don't allow upgrade to target a release SDK from a pre-release SDK 15773 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15774 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15775 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15776 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15777 if (oldTargetsPreRelease 15778 && !newTargetsPreRelease 15779 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15780 Slog.w(TAG, "Can't install package targeting released sdk"); 15781 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15782 return; 15783 } 15784 15785 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15786 15787 // verify signatures are valid 15788 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15789 if (!checkUpgradeKeySetLP(ps, pkg)) { 15790 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15791 "New package not signed by keys specified by upgrade-keysets: " 15792 + pkgName); 15793 return; 15794 } 15795 } else { 15796 // default to original signature matching 15797 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15798 != PackageManager.SIGNATURE_MATCH) { 15799 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15800 "New package has a different signature: " + pkgName); 15801 return; 15802 } 15803 } 15804 15805 // don't allow a system upgrade unless the upgrade hash matches 15806 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15807 byte[] digestBytes = null; 15808 try { 15809 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15810 updateDigest(digest, new File(pkg.baseCodePath)); 15811 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15812 for (String path : pkg.splitCodePaths) { 15813 updateDigest(digest, new File(path)); 15814 } 15815 } 15816 digestBytes = digest.digest(); 15817 } catch (NoSuchAlgorithmException | IOException e) { 15818 res.setError(INSTALL_FAILED_INVALID_APK, 15819 "Could not compute hash: " + pkgName); 15820 return; 15821 } 15822 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15823 res.setError(INSTALL_FAILED_INVALID_APK, 15824 "New package fails restrict-update check: " + pkgName); 15825 return; 15826 } 15827 // retain upgrade restriction 15828 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15829 } 15830 15831 // Check for shared user id changes 15832 String invalidPackageName = 15833 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15834 if (invalidPackageName != null) { 15835 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15836 "Package " + invalidPackageName + " tried to change user " 15837 + oldPackage.mSharedUserId); 15838 return; 15839 } 15840 15841 // In case of rollback, remember per-user/profile install state 15842 allUsers = sUserManager.getUserIds(); 15843 installedUsers = ps.queryInstalledUsers(allUsers, true); 15844 15845 // don't allow an upgrade from full to ephemeral 15846 if (isInstantApp) { 15847 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15848 for (int currentUser : allUsers) { 15849 if (!ps.getInstantApp(currentUser)) { 15850 // can't downgrade from full to instant 15851 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15852 + " for user: " + currentUser); 15853 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15854 return; 15855 } 15856 } 15857 } else if (!ps.getInstantApp(user.getIdentifier())) { 15858 // can't downgrade from full to instant 15859 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15860 + " for user: " + user.getIdentifier()); 15861 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15862 return; 15863 } 15864 } 15865 } 15866 15867 // Update what is removed 15868 res.removedInfo = new PackageRemovedInfo(); 15869 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15870 res.removedInfo.removedPackage = oldPackage.packageName; 15871 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15872 res.removedInfo.isUpdate = true; 15873 res.removedInfo.origUsers = installedUsers; 15874 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15875 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15876 for (int i = 0; i < installedUsers.length; i++) { 15877 final int userId = installedUsers[i]; 15878 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15879 } 15880 15881 final int childCount = (oldPackage.childPackages != null) 15882 ? oldPackage.childPackages.size() : 0; 15883 for (int i = 0; i < childCount; i++) { 15884 boolean childPackageUpdated = false; 15885 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15886 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15887 if (res.addedChildPackages != null) { 15888 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15889 if (childRes != null) { 15890 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15891 childRes.removedInfo.removedPackage = childPkg.packageName; 15892 childRes.removedInfo.isUpdate = true; 15893 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15894 childPackageUpdated = true; 15895 } 15896 } 15897 if (!childPackageUpdated) { 15898 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15899 childRemovedRes.removedPackage = childPkg.packageName; 15900 childRemovedRes.isUpdate = false; 15901 childRemovedRes.dataRemoved = true; 15902 synchronized (mPackages) { 15903 if (childPs != null) { 15904 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15905 } 15906 } 15907 if (res.removedInfo.removedChildPackages == null) { 15908 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15909 } 15910 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15911 } 15912 } 15913 15914 boolean sysPkg = (isSystemApp(oldPackage)); 15915 if (sysPkg) { 15916 // Set the system/privileged flags as needed 15917 final boolean privileged = 15918 (oldPackage.applicationInfo.privateFlags 15919 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15920 final int systemPolicyFlags = policyFlags 15921 | PackageParser.PARSE_IS_SYSTEM 15922 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 15923 15924 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 15925 user, allUsers, installerPackageName, res, installReason); 15926 } else { 15927 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 15928 user, allUsers, installerPackageName, res, installReason); 15929 } 15930 } 15931 15932 public List<String> getPreviousCodePaths(String packageName) { 15933 final PackageSetting ps = mSettings.mPackages.get(packageName); 15934 final List<String> result = new ArrayList<String>(); 15935 if (ps != null && ps.oldCodePaths != null) { 15936 result.addAll(ps.oldCodePaths); 15937 } 15938 return result; 15939 } 15940 15941 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15942 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 15943 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15944 int installReason) { 15945 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15946 + deletedPackage); 15947 15948 String pkgName = deletedPackage.packageName; 15949 boolean deletedPkg = true; 15950 boolean addedPkg = false; 15951 boolean updatedSettings = false; 15952 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15953 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15954 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15955 15956 final long origUpdateTime = (pkg.mExtras != null) 15957 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15958 15959 // First delete the existing package while retaining the data directory 15960 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15961 res.removedInfo, true, pkg)) { 15962 // If the existing package wasn't successfully deleted 15963 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15964 deletedPkg = false; 15965 } else { 15966 // Successfully deleted the old package; proceed with replace. 15967 15968 // If deleted package lived in a container, give users a chance to 15969 // relinquish resources before killing. 15970 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15971 if (DEBUG_INSTALL) { 15972 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15973 } 15974 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15975 final ArrayList<String> pkgList = new ArrayList<String>(1); 15976 pkgList.add(deletedPackage.applicationInfo.packageName); 15977 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15978 } 15979 15980 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15981 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15982 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15983 15984 try { 15985 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 15986 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15987 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15988 installReason); 15989 15990 // Update the in-memory copy of the previous code paths. 15991 PackageSetting ps = mSettings.mPackages.get(pkgName); 15992 if (!killApp) { 15993 if (ps.oldCodePaths == null) { 15994 ps.oldCodePaths = new ArraySet<>(); 15995 } 15996 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15997 if (deletedPackage.splitCodePaths != null) { 15998 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15999 } 16000 } else { 16001 ps.oldCodePaths = null; 16002 } 16003 if (ps.childPackageNames != null) { 16004 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16005 final String childPkgName = ps.childPackageNames.get(i); 16006 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16007 childPs.oldCodePaths = ps.oldCodePaths; 16008 } 16009 } 16010 // set instant app status, but, only if it's explicitly specified 16011 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16012 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16013 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16014 prepareAppDataAfterInstallLIF(newPackage); 16015 addedPkg = true; 16016 mDexManager.notifyPackageUpdated(newPackage.packageName, 16017 newPackage.baseCodePath, newPackage.splitCodePaths); 16018 } catch (PackageManagerException e) { 16019 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16020 } 16021 } 16022 16023 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16024 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16025 16026 // Revert all internal state mutations and added folders for the failed install 16027 if (addedPkg) { 16028 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16029 res.removedInfo, true, null); 16030 } 16031 16032 // Restore the old package 16033 if (deletedPkg) { 16034 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16035 File restoreFile = new File(deletedPackage.codePath); 16036 // Parse old package 16037 boolean oldExternal = isExternal(deletedPackage); 16038 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16039 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16040 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16041 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16042 try { 16043 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16044 null); 16045 } catch (PackageManagerException e) { 16046 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16047 + e.getMessage()); 16048 return; 16049 } 16050 16051 synchronized (mPackages) { 16052 // Ensure the installer package name up to date 16053 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16054 16055 // Update permissions for restored package 16056 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16057 16058 mSettings.writeLPr(); 16059 } 16060 16061 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16062 } 16063 } else { 16064 synchronized (mPackages) { 16065 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16066 if (ps != null) { 16067 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16068 if (res.removedInfo.removedChildPackages != null) { 16069 final int childCount = res.removedInfo.removedChildPackages.size(); 16070 // Iterate in reverse as we may modify the collection 16071 for (int i = childCount - 1; i >= 0; i--) { 16072 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16073 if (res.addedChildPackages.containsKey(childPackageName)) { 16074 res.removedInfo.removedChildPackages.removeAt(i); 16075 } else { 16076 PackageRemovedInfo childInfo = res.removedInfo 16077 .removedChildPackages.valueAt(i); 16078 childInfo.removedForAllUsers = mPackages.get( 16079 childInfo.removedPackage) == null; 16080 } 16081 } 16082 } 16083 } 16084 } 16085 } 16086 } 16087 16088 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16089 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16090 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16091 int installReason) { 16092 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16093 + ", old=" + deletedPackage); 16094 16095 final boolean disabledSystem; 16096 16097 // Remove existing system package 16098 removePackageLI(deletedPackage, true); 16099 16100 synchronized (mPackages) { 16101 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16102 } 16103 if (!disabledSystem) { 16104 // We didn't need to disable the .apk as a current system package, 16105 // which means we are replacing another update that is already 16106 // installed. We need to make sure to delete the older one's .apk. 16107 res.removedInfo.args = createInstallArgsForExisting(0, 16108 deletedPackage.applicationInfo.getCodePath(), 16109 deletedPackage.applicationInfo.getResourcePath(), 16110 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16111 } else { 16112 res.removedInfo.args = null; 16113 } 16114 16115 // Successfully disabled the old package. Now proceed with re-installation 16116 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16117 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16118 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16119 16120 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16121 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16122 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16123 16124 PackageParser.Package newPackage = null; 16125 try { 16126 // Add the package to the internal data structures 16127 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16128 16129 // Set the update and install times 16130 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16131 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16132 System.currentTimeMillis()); 16133 16134 // Update the package dynamic state if succeeded 16135 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16136 // Now that the install succeeded make sure we remove data 16137 // directories for any child package the update removed. 16138 final int deletedChildCount = (deletedPackage.childPackages != null) 16139 ? deletedPackage.childPackages.size() : 0; 16140 final int newChildCount = (newPackage.childPackages != null) 16141 ? newPackage.childPackages.size() : 0; 16142 for (int i = 0; i < deletedChildCount; i++) { 16143 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16144 boolean childPackageDeleted = true; 16145 for (int j = 0; j < newChildCount; j++) { 16146 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16147 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16148 childPackageDeleted = false; 16149 break; 16150 } 16151 } 16152 if (childPackageDeleted) { 16153 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16154 deletedChildPkg.packageName); 16155 if (ps != null && res.removedInfo.removedChildPackages != null) { 16156 PackageRemovedInfo removedChildRes = res.removedInfo 16157 .removedChildPackages.get(deletedChildPkg.packageName); 16158 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16159 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16160 } 16161 } 16162 } 16163 16164 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16165 installReason); 16166 prepareAppDataAfterInstallLIF(newPackage); 16167 16168 mDexManager.notifyPackageUpdated(newPackage.packageName, 16169 newPackage.baseCodePath, newPackage.splitCodePaths); 16170 } 16171 } catch (PackageManagerException e) { 16172 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16173 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16174 } 16175 16176 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16177 // Re installation failed. Restore old information 16178 // Remove new pkg information 16179 if (newPackage != null) { 16180 removeInstalledPackageLI(newPackage, true); 16181 } 16182 // Add back the old system package 16183 try { 16184 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16185 } catch (PackageManagerException e) { 16186 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16187 } 16188 16189 synchronized (mPackages) { 16190 if (disabledSystem) { 16191 enableSystemPackageLPw(deletedPackage); 16192 } 16193 16194 // Ensure the installer package name up to date 16195 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16196 16197 // Update permissions for restored package 16198 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16199 16200 mSettings.writeLPr(); 16201 } 16202 16203 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16204 + " after failed upgrade"); 16205 } 16206 } 16207 16208 /** 16209 * Checks whether the parent or any of the child packages have a change shared 16210 * user. For a package to be a valid update the shred users of the parent and 16211 * the children should match. We may later support changing child shared users. 16212 * @param oldPkg The updated package. 16213 * @param newPkg The update package. 16214 * @return The shared user that change between the versions. 16215 */ 16216 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16217 PackageParser.Package newPkg) { 16218 // Check parent shared user 16219 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16220 return newPkg.packageName; 16221 } 16222 // Check child shared users 16223 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16224 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16225 for (int i = 0; i < newChildCount; i++) { 16226 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16227 // If this child was present, did it have the same shared user? 16228 for (int j = 0; j < oldChildCount; j++) { 16229 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16230 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16231 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16232 return newChildPkg.packageName; 16233 } 16234 } 16235 } 16236 return null; 16237 } 16238 16239 private void removeNativeBinariesLI(PackageSetting ps) { 16240 // Remove the lib path for the parent package 16241 if (ps != null) { 16242 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16243 // Remove the lib path for the child packages 16244 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16245 for (int i = 0; i < childCount; i++) { 16246 PackageSetting childPs = null; 16247 synchronized (mPackages) { 16248 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16249 } 16250 if (childPs != null) { 16251 NativeLibraryHelper.removeNativeBinariesLI(childPs 16252 .legacyNativeLibraryPathString); 16253 } 16254 } 16255 } 16256 } 16257 16258 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16259 // Enable the parent package 16260 mSettings.enableSystemPackageLPw(pkg.packageName); 16261 // Enable the child packages 16262 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16263 for (int i = 0; i < childCount; i++) { 16264 PackageParser.Package childPkg = pkg.childPackages.get(i); 16265 mSettings.enableSystemPackageLPw(childPkg.packageName); 16266 } 16267 } 16268 16269 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16270 PackageParser.Package newPkg) { 16271 // Disable the parent package (parent always replaced) 16272 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16273 // Disable the child packages 16274 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16275 for (int i = 0; i < childCount; i++) { 16276 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16277 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16278 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16279 } 16280 return disabled; 16281 } 16282 16283 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16284 String installerPackageName) { 16285 // Enable the parent package 16286 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16287 // Enable the child packages 16288 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16289 for (int i = 0; i < childCount; i++) { 16290 PackageParser.Package childPkg = pkg.childPackages.get(i); 16291 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16292 } 16293 } 16294 16295 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16296 // Collect all used permissions in the UID 16297 ArraySet<String> usedPermissions = new ArraySet<>(); 16298 final int packageCount = su.packages.size(); 16299 for (int i = 0; i < packageCount; i++) { 16300 PackageSetting ps = su.packages.valueAt(i); 16301 if (ps.pkg == null) { 16302 continue; 16303 } 16304 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16305 for (int j = 0; j < requestedPermCount; j++) { 16306 String permission = ps.pkg.requestedPermissions.get(j); 16307 BasePermission bp = mSettings.mPermissions.get(permission); 16308 if (bp != null) { 16309 usedPermissions.add(permission); 16310 } 16311 } 16312 } 16313 16314 PermissionsState permissionsState = su.getPermissionsState(); 16315 // Prune install permissions 16316 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16317 final int installPermCount = installPermStates.size(); 16318 for (int i = installPermCount - 1; i >= 0; i--) { 16319 PermissionState permissionState = installPermStates.get(i); 16320 if (!usedPermissions.contains(permissionState.getName())) { 16321 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16322 if (bp != null) { 16323 permissionsState.revokeInstallPermission(bp); 16324 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16325 PackageManager.MASK_PERMISSION_FLAGS, 0); 16326 } 16327 } 16328 } 16329 16330 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16331 16332 // Prune runtime permissions 16333 for (int userId : allUserIds) { 16334 List<PermissionState> runtimePermStates = permissionsState 16335 .getRuntimePermissionStates(userId); 16336 final int runtimePermCount = runtimePermStates.size(); 16337 for (int i = runtimePermCount - 1; i >= 0; i--) { 16338 PermissionState permissionState = runtimePermStates.get(i); 16339 if (!usedPermissions.contains(permissionState.getName())) { 16340 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16341 if (bp != null) { 16342 permissionsState.revokeRuntimePermission(bp, userId); 16343 permissionsState.updatePermissionFlags(bp, userId, 16344 PackageManager.MASK_PERMISSION_FLAGS, 0); 16345 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16346 runtimePermissionChangedUserIds, userId); 16347 } 16348 } 16349 } 16350 } 16351 16352 return runtimePermissionChangedUserIds; 16353 } 16354 16355 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16356 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16357 // Update the parent package setting 16358 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16359 res, user, installReason); 16360 // Update the child packages setting 16361 final int childCount = (newPackage.childPackages != null) 16362 ? newPackage.childPackages.size() : 0; 16363 for (int i = 0; i < childCount; i++) { 16364 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16365 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16366 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16367 childRes.origUsers, childRes, user, installReason); 16368 } 16369 } 16370 16371 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16372 String installerPackageName, int[] allUsers, int[] installedForUsers, 16373 PackageInstalledInfo res, UserHandle user, int installReason) { 16374 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16375 16376 String pkgName = newPackage.packageName; 16377 synchronized (mPackages) { 16378 //write settings. the installStatus will be incomplete at this stage. 16379 //note that the new package setting would have already been 16380 //added to mPackages. It hasn't been persisted yet. 16381 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16382 // TODO: Remove this write? It's also written at the end of this method 16383 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16384 mSettings.writeLPr(); 16385 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16386 } 16387 16388 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16389 synchronized (mPackages) { 16390 updatePermissionsLPw(newPackage.packageName, newPackage, 16391 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16392 ? UPDATE_PERMISSIONS_ALL : 0)); 16393 // For system-bundled packages, we assume that installing an upgraded version 16394 // of the package implies that the user actually wants to run that new code, 16395 // so we enable the package. 16396 PackageSetting ps = mSettings.mPackages.get(pkgName); 16397 final int userId = user.getIdentifier(); 16398 if (ps != null) { 16399 if (isSystemApp(newPackage)) { 16400 if (DEBUG_INSTALL) { 16401 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16402 } 16403 // Enable system package for requested users 16404 if (res.origUsers != null) { 16405 for (int origUserId : res.origUsers) { 16406 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16407 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16408 origUserId, installerPackageName); 16409 } 16410 } 16411 } 16412 // Also convey the prior install/uninstall state 16413 if (allUsers != null && installedForUsers != null) { 16414 for (int currentUserId : allUsers) { 16415 final boolean installed = ArrayUtils.contains( 16416 installedForUsers, currentUserId); 16417 if (DEBUG_INSTALL) { 16418 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16419 } 16420 ps.setInstalled(installed, currentUserId); 16421 } 16422 // these install state changes will be persisted in the 16423 // upcoming call to mSettings.writeLPr(). 16424 } 16425 } 16426 // It's implied that when a user requests installation, they want the app to be 16427 // installed and enabled. 16428 if (userId != UserHandle.USER_ALL) { 16429 ps.setInstalled(true, userId); 16430 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16431 } 16432 16433 // When replacing an existing package, preserve the original install reason for all 16434 // users that had the package installed before. 16435 final Set<Integer> previousUserIds = new ArraySet<>(); 16436 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16437 final int installReasonCount = res.removedInfo.installReasons.size(); 16438 for (int i = 0; i < installReasonCount; i++) { 16439 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16440 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16441 ps.setInstallReason(previousInstallReason, previousUserId); 16442 previousUserIds.add(previousUserId); 16443 } 16444 } 16445 16446 // Set install reason for users that are having the package newly installed. 16447 if (userId == UserHandle.USER_ALL) { 16448 for (int currentUserId : sUserManager.getUserIds()) { 16449 if (!previousUserIds.contains(currentUserId)) { 16450 ps.setInstallReason(installReason, currentUserId); 16451 } 16452 } 16453 } else if (!previousUserIds.contains(userId)) { 16454 ps.setInstallReason(installReason, userId); 16455 } 16456 mSettings.writeKernelMappingLPr(ps); 16457 } 16458 res.name = pkgName; 16459 res.uid = newPackage.applicationInfo.uid; 16460 res.pkg = newPackage; 16461 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16462 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16463 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16464 //to update install status 16465 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16466 mSettings.writeLPr(); 16467 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16468 } 16469 16470 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16471 } 16472 16473 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16474 try { 16475 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16476 installPackageLI(args, res); 16477 } finally { 16478 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16479 } 16480 } 16481 16482 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16483 final int installFlags = args.installFlags; 16484 final String installerPackageName = args.installerPackageName; 16485 final String volumeUuid = args.volumeUuid; 16486 final File tmpPackageFile = new File(args.getCodePath()); 16487 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16488 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16489 || (args.volumeUuid != null)); 16490 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16491 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16492 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16493 boolean replace = false; 16494 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16495 if (args.move != null) { 16496 // moving a complete application; perform an initial scan on the new install location 16497 scanFlags |= SCAN_INITIAL; 16498 } 16499 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16500 scanFlags |= SCAN_DONT_KILL_APP; 16501 } 16502 if (instantApp) { 16503 scanFlags |= SCAN_AS_INSTANT_APP; 16504 } 16505 if (fullApp) { 16506 scanFlags |= SCAN_AS_FULL_APP; 16507 } 16508 16509 // Result object to be returned 16510 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16511 16512 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16513 16514 // Sanity check 16515 if (instantApp && (forwardLocked || onExternal)) { 16516 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16517 + " external=" + onExternal); 16518 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16519 return; 16520 } 16521 16522 // Retrieve PackageSettings and parse package 16523 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16524 | PackageParser.PARSE_ENFORCE_CODE 16525 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16526 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16527 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16528 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16529 PackageParser pp = new PackageParser(); 16530 pp.setSeparateProcesses(mSeparateProcesses); 16531 pp.setDisplayMetrics(mMetrics); 16532 pp.setCallback(mPackageParserCallback); 16533 16534 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16535 final PackageParser.Package pkg; 16536 try { 16537 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16538 } catch (PackageParserException e) { 16539 res.setError("Failed parse during installPackageLI", e); 16540 return; 16541 } finally { 16542 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16543 } 16544 16545 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16546 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16547 Slog.w(TAG, "Instant app package " + pkg.packageName 16548 + " does not target O, this will be a fatal error."); 16549 // STOPSHIP: Make this a fatal error 16550 pkg.applicationInfo.targetSdkVersion = Build.VERSION_CODES.O; 16551 } 16552 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16553 Slog.w(TAG, "Instant app package " + pkg.packageName 16554 + " does not target targetSandboxVersion 2, this will be a fatal error."); 16555 // STOPSHIP: Make this a fatal error 16556 pkg.applicationInfo.targetSandboxVersion = 2; 16557 } 16558 16559 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16560 // Static shared libraries have synthetic package names 16561 renameStaticSharedLibraryPackage(pkg); 16562 16563 // No static shared libs on external storage 16564 if (onExternal) { 16565 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16566 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16567 "Packages declaring static-shared libs cannot be updated"); 16568 return; 16569 } 16570 } 16571 16572 // If we are installing a clustered package add results for the children 16573 if (pkg.childPackages != null) { 16574 synchronized (mPackages) { 16575 final int childCount = pkg.childPackages.size(); 16576 for (int i = 0; i < childCount; i++) { 16577 PackageParser.Package childPkg = pkg.childPackages.get(i); 16578 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16579 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16580 childRes.pkg = childPkg; 16581 childRes.name = childPkg.packageName; 16582 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16583 if (childPs != null) { 16584 childRes.origUsers = childPs.queryInstalledUsers( 16585 sUserManager.getUserIds(), true); 16586 } 16587 if ((mPackages.containsKey(childPkg.packageName))) { 16588 childRes.removedInfo = new PackageRemovedInfo(); 16589 childRes.removedInfo.removedPackage = childPkg.packageName; 16590 } 16591 if (res.addedChildPackages == null) { 16592 res.addedChildPackages = new ArrayMap<>(); 16593 } 16594 res.addedChildPackages.put(childPkg.packageName, childRes); 16595 } 16596 } 16597 } 16598 16599 // If package doesn't declare API override, mark that we have an install 16600 // time CPU ABI override. 16601 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16602 pkg.cpuAbiOverride = args.abiOverride; 16603 } 16604 16605 String pkgName = res.name = pkg.packageName; 16606 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16607 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16608 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16609 return; 16610 } 16611 } 16612 16613 try { 16614 // either use what we've been given or parse directly from the APK 16615 if (args.certificates != null) { 16616 try { 16617 PackageParser.populateCertificates(pkg, args.certificates); 16618 } catch (PackageParserException e) { 16619 // there was something wrong with the certificates we were given; 16620 // try to pull them from the APK 16621 PackageParser.collectCertificates(pkg, parseFlags); 16622 } 16623 } else { 16624 PackageParser.collectCertificates(pkg, parseFlags); 16625 } 16626 } catch (PackageParserException e) { 16627 res.setError("Failed collect during installPackageLI", e); 16628 return; 16629 } 16630 16631 // Get rid of all references to package scan path via parser. 16632 pp = null; 16633 String oldCodePath = null; 16634 boolean systemApp = false; 16635 synchronized (mPackages) { 16636 // Check if installing already existing package 16637 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16638 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16639 if (pkg.mOriginalPackages != null 16640 && pkg.mOriginalPackages.contains(oldName) 16641 && mPackages.containsKey(oldName)) { 16642 // This package is derived from an original package, 16643 // and this device has been updating from that original 16644 // name. We must continue using the original name, so 16645 // rename the new package here. 16646 pkg.setPackageName(oldName); 16647 pkgName = pkg.packageName; 16648 replace = true; 16649 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16650 + oldName + " pkgName=" + pkgName); 16651 } else if (mPackages.containsKey(pkgName)) { 16652 // This package, under its official name, already exists 16653 // on the device; we should replace it. 16654 replace = true; 16655 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16656 } 16657 16658 // Child packages are installed through the parent package 16659 if (pkg.parentPackage != null) { 16660 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16661 "Package " + pkg.packageName + " is child of package " 16662 + pkg.parentPackage.parentPackage + ". Child packages " 16663 + "can be updated only through the parent package."); 16664 return; 16665 } 16666 16667 if (replace) { 16668 // Prevent apps opting out from runtime permissions 16669 PackageParser.Package oldPackage = mPackages.get(pkgName); 16670 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16671 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16672 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16673 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16674 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16675 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16676 + " doesn't support runtime permissions but the old" 16677 + " target SDK " + oldTargetSdk + " does."); 16678 return; 16679 } 16680 // Prevent apps from downgrading their targetSandbox. 16681 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16682 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16683 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16684 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16685 "Package " + pkg.packageName + " new target sandbox " 16686 + newTargetSandbox + " is incompatible with the previous value of" 16687 + oldTargetSandbox + "."); 16688 return; 16689 } 16690 16691 // Prevent installing of child packages 16692 if (oldPackage.parentPackage != null) { 16693 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16694 "Package " + pkg.packageName + " is child of package " 16695 + oldPackage.parentPackage + ". Child packages " 16696 + "can be updated only through the parent package."); 16697 return; 16698 } 16699 } 16700 } 16701 16702 PackageSetting ps = mSettings.mPackages.get(pkgName); 16703 if (ps != null) { 16704 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16705 16706 // Static shared libs have same package with different versions where 16707 // we internally use a synthetic package name to allow multiple versions 16708 // of the same package, therefore we need to compare signatures against 16709 // the package setting for the latest library version. 16710 PackageSetting signatureCheckPs = ps; 16711 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16712 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16713 if (libraryEntry != null) { 16714 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16715 } 16716 } 16717 16718 // Quick sanity check that we're signed correctly if updating; 16719 // we'll check this again later when scanning, but we want to 16720 // bail early here before tripping over redefined permissions. 16721 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16722 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16723 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16724 + pkg.packageName + " upgrade keys do not match the " 16725 + "previously installed version"); 16726 return; 16727 } 16728 } else { 16729 try { 16730 verifySignaturesLP(signatureCheckPs, pkg); 16731 } catch (PackageManagerException e) { 16732 res.setError(e.error, e.getMessage()); 16733 return; 16734 } 16735 } 16736 16737 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16738 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16739 systemApp = (ps.pkg.applicationInfo.flags & 16740 ApplicationInfo.FLAG_SYSTEM) != 0; 16741 } 16742 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16743 } 16744 16745 int N = pkg.permissions.size(); 16746 for (int i = N-1; i >= 0; i--) { 16747 PackageParser.Permission perm = pkg.permissions.get(i); 16748 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16749 16750 // Don't allow anyone but the platform to define ephemeral permissions. 16751 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_EPHEMERAL) != 0 16752 && !PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16753 Slog.w(TAG, "Package " + pkg.packageName 16754 + " attempting to delcare ephemeral permission " 16755 + perm.info.name + "; Removing ephemeral."); 16756 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_EPHEMERAL; 16757 } 16758 // Check whether the newly-scanned package wants to define an already-defined perm 16759 if (bp != null) { 16760 // If the defining package is signed with our cert, it's okay. This 16761 // also includes the "updating the same package" case, of course. 16762 // "updating same package" could also involve key-rotation. 16763 final boolean sigsOk; 16764 if (bp.sourcePackage.equals(pkg.packageName) 16765 && (bp.packageSetting instanceof PackageSetting) 16766 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16767 scanFlags))) { 16768 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16769 } else { 16770 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16771 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16772 } 16773 if (!sigsOk) { 16774 // If the owning package is the system itself, we log but allow 16775 // install to proceed; we fail the install on all other permission 16776 // redefinitions. 16777 if (!bp.sourcePackage.equals("android")) { 16778 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16779 + pkg.packageName + " attempting to redeclare permission " 16780 + perm.info.name + " already owned by " + bp.sourcePackage); 16781 res.origPermission = perm.info.name; 16782 res.origPackage = bp.sourcePackage; 16783 return; 16784 } else { 16785 Slog.w(TAG, "Package " + pkg.packageName 16786 + " attempting to redeclare system permission " 16787 + perm.info.name + "; ignoring new declaration"); 16788 pkg.permissions.remove(i); 16789 } 16790 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16791 // Prevent apps to change protection level to dangerous from any other 16792 // type as this would allow a privilege escalation where an app adds a 16793 // normal/signature permission in other app's group and later redefines 16794 // it as dangerous leading to the group auto-grant. 16795 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16796 == PermissionInfo.PROTECTION_DANGEROUS) { 16797 if (bp != null && !bp.isRuntime()) { 16798 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16799 + "non-runtime permission " + perm.info.name 16800 + " to runtime; keeping old protection level"); 16801 perm.info.protectionLevel = bp.protectionLevel; 16802 } 16803 } 16804 } 16805 } 16806 } 16807 } 16808 16809 if (systemApp) { 16810 if (onExternal) { 16811 // Abort update; system app can't be replaced with app on sdcard 16812 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16813 "Cannot install updates to system apps on sdcard"); 16814 return; 16815 } else if (instantApp) { 16816 // Abort update; system app can't be replaced with an instant app 16817 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16818 "Cannot update a system app with an instant app"); 16819 return; 16820 } 16821 } 16822 16823 if (args.move != null) { 16824 // We did an in-place move, so dex is ready to roll 16825 scanFlags |= SCAN_NO_DEX; 16826 scanFlags |= SCAN_MOVE; 16827 16828 synchronized (mPackages) { 16829 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16830 if (ps == null) { 16831 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16832 "Missing settings for moved package " + pkgName); 16833 } 16834 16835 // We moved the entire application as-is, so bring over the 16836 // previously derived ABI information. 16837 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16838 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16839 } 16840 16841 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16842 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16843 scanFlags |= SCAN_NO_DEX; 16844 16845 try { 16846 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16847 args.abiOverride : pkg.cpuAbiOverride); 16848 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16849 true /*extractLibs*/, mAppLib32InstallDir); 16850 } catch (PackageManagerException pme) { 16851 Slog.e(TAG, "Error deriving application ABI", pme); 16852 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16853 return; 16854 } 16855 16856 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16857 // Do not run PackageDexOptimizer through the local performDexOpt 16858 // method because `pkg` may not be in `mPackages` yet. 16859 // 16860 // Also, don't fail application installs if the dexopt step fails. 16861 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16862 null /* instructionSets */, false /* checkProfiles */, 16863 getCompilerFilterForReason(REASON_INSTALL), 16864 getOrCreateCompilerPackageStats(pkg), 16865 mDexManager.isUsedByOtherApps(pkg.packageName)); 16866 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16867 16868 // Notify BackgroundDexOptService that the package has been changed. 16869 // If this is an update of a package which used to fail to compile, 16870 // BDOS will remove it from its blacklist. 16871 // TODO: Layering violation 16872 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16873 } 16874 16875 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16876 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16877 return; 16878 } 16879 16880 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16881 16882 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16883 "installPackageLI")) { 16884 if (replace) { 16885 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16886 // Static libs have a synthetic package name containing the version 16887 // and cannot be updated as an update would get a new package name, 16888 // unless this is the exact same version code which is useful for 16889 // development. 16890 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16891 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16892 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16893 + "static-shared libs cannot be updated"); 16894 return; 16895 } 16896 } 16897 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16898 installerPackageName, res, args.installReason); 16899 } else { 16900 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16901 args.user, installerPackageName, volumeUuid, res, args.installReason); 16902 } 16903 } 16904 synchronized (mPackages) { 16905 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16906 if (ps != null) { 16907 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16908 ps.setUpdateAvailable(false /*updateAvailable*/); 16909 } 16910 16911 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16912 for (int i = 0; i < childCount; i++) { 16913 PackageParser.Package childPkg = pkg.childPackages.get(i); 16914 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16915 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16916 if (childPs != null) { 16917 childRes.newUsers = childPs.queryInstalledUsers( 16918 sUserManager.getUserIds(), true); 16919 } 16920 } 16921 16922 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16923 updateSequenceNumberLP(pkgName, res.newUsers); 16924 updateInstantAppInstallerLocked(); 16925 } 16926 } 16927 } 16928 16929 private void startIntentFilterVerifications(int userId, boolean replacing, 16930 PackageParser.Package pkg) { 16931 if (mIntentFilterVerifierComponent == null) { 16932 Slog.w(TAG, "No IntentFilter verification will not be done as " 16933 + "there is no IntentFilterVerifier available!"); 16934 return; 16935 } 16936 16937 final int verifierUid = getPackageUid( 16938 mIntentFilterVerifierComponent.getPackageName(), 16939 MATCH_DEBUG_TRIAGED_MISSING, 16940 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16941 16942 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16943 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16944 mHandler.sendMessage(msg); 16945 16946 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16947 for (int i = 0; i < childCount; i++) { 16948 PackageParser.Package childPkg = pkg.childPackages.get(i); 16949 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16950 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16951 mHandler.sendMessage(msg); 16952 } 16953 } 16954 16955 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16956 PackageParser.Package pkg) { 16957 int size = pkg.activities.size(); 16958 if (size == 0) { 16959 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16960 "No activity, so no need to verify any IntentFilter!"); 16961 return; 16962 } 16963 16964 final boolean hasDomainURLs = hasDomainURLs(pkg); 16965 if (!hasDomainURLs) { 16966 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16967 "No domain URLs, so no need to verify any IntentFilter!"); 16968 return; 16969 } 16970 16971 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16972 + " if any IntentFilter from the " + size 16973 + " Activities needs verification ..."); 16974 16975 int count = 0; 16976 final String packageName = pkg.packageName; 16977 16978 synchronized (mPackages) { 16979 // If this is a new install and we see that we've already run verification for this 16980 // package, we have nothing to do: it means the state was restored from backup. 16981 if (!replacing) { 16982 IntentFilterVerificationInfo ivi = 16983 mSettings.getIntentFilterVerificationLPr(packageName); 16984 if (ivi != null) { 16985 if (DEBUG_DOMAIN_VERIFICATION) { 16986 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16987 + ivi.getStatusString()); 16988 } 16989 return; 16990 } 16991 } 16992 16993 // If any filters need to be verified, then all need to be. 16994 boolean needToVerify = false; 16995 for (PackageParser.Activity a : pkg.activities) { 16996 for (ActivityIntentInfo filter : a.intents) { 16997 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16998 if (DEBUG_DOMAIN_VERIFICATION) { 16999 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17000 } 17001 needToVerify = true; 17002 break; 17003 } 17004 } 17005 } 17006 17007 if (needToVerify) { 17008 final int verificationId = mIntentFilterVerificationToken++; 17009 for (PackageParser.Activity a : pkg.activities) { 17010 for (ActivityIntentInfo filter : a.intents) { 17011 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17012 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17013 "Verification needed for IntentFilter:" + filter.toString()); 17014 mIntentFilterVerifier.addOneIntentFilterVerification( 17015 verifierUid, userId, verificationId, filter, packageName); 17016 count++; 17017 } 17018 } 17019 } 17020 } 17021 } 17022 17023 if (count > 0) { 17024 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17025 + " IntentFilter verification" + (count > 1 ? "s" : "") 17026 + " for userId:" + userId); 17027 mIntentFilterVerifier.startVerifications(userId); 17028 } else { 17029 if (DEBUG_DOMAIN_VERIFICATION) { 17030 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17031 } 17032 } 17033 } 17034 17035 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17036 final ComponentName cn = filter.activity.getComponentName(); 17037 final String packageName = cn.getPackageName(); 17038 17039 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17040 packageName); 17041 if (ivi == null) { 17042 return true; 17043 } 17044 int status = ivi.getStatus(); 17045 switch (status) { 17046 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17047 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17048 return true; 17049 17050 default: 17051 // Nothing to do 17052 return false; 17053 } 17054 } 17055 17056 private static boolean isMultiArch(ApplicationInfo info) { 17057 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17058 } 17059 17060 private static boolean isExternal(PackageParser.Package pkg) { 17061 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17062 } 17063 17064 private static boolean isExternal(PackageSetting ps) { 17065 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17066 } 17067 17068 private static boolean isSystemApp(PackageParser.Package pkg) { 17069 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17070 } 17071 17072 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17073 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17074 } 17075 17076 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17077 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17078 } 17079 17080 private static boolean isSystemApp(PackageSetting ps) { 17081 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17082 } 17083 17084 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17085 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17086 } 17087 17088 private int packageFlagsToInstallFlags(PackageSetting ps) { 17089 int installFlags = 0; 17090 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17091 // This existing package was an external ASEC install when we have 17092 // the external flag without a UUID 17093 installFlags |= PackageManager.INSTALL_EXTERNAL; 17094 } 17095 if (ps.isForwardLocked()) { 17096 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17097 } 17098 return installFlags; 17099 } 17100 17101 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17102 if (isExternal(pkg)) { 17103 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17104 return StorageManager.UUID_PRIMARY_PHYSICAL; 17105 } else { 17106 return pkg.volumeUuid; 17107 } 17108 } else { 17109 return StorageManager.UUID_PRIVATE_INTERNAL; 17110 } 17111 } 17112 17113 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17114 if (isExternal(pkg)) { 17115 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17116 return mSettings.getExternalVersion(); 17117 } else { 17118 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17119 } 17120 } else { 17121 return mSettings.getInternalVersion(); 17122 } 17123 } 17124 17125 private void deleteTempPackageFiles() { 17126 final FilenameFilter filter = new FilenameFilter() { 17127 public boolean accept(File dir, String name) { 17128 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17129 } 17130 }; 17131 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17132 file.delete(); 17133 } 17134 } 17135 17136 @Override 17137 public void deletePackageAsUser(String packageName, int versionCode, 17138 IPackageDeleteObserver observer, int userId, int flags) { 17139 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17140 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17141 } 17142 17143 @Override 17144 public void deletePackageVersioned(VersionedPackage versionedPackage, 17145 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17146 mContext.enforceCallingOrSelfPermission( 17147 android.Manifest.permission.DELETE_PACKAGES, null); 17148 Preconditions.checkNotNull(versionedPackage); 17149 Preconditions.checkNotNull(observer); 17150 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17151 PackageManager.VERSION_CODE_HIGHEST, 17152 Integer.MAX_VALUE, "versionCode must be >= -1"); 17153 17154 final String packageName = versionedPackage.getPackageName(); 17155 // TODO: We will change version code to long, so in the new API it is long 17156 final int versionCode = (int) versionedPackage.getVersionCode(); 17157 final String internalPackageName; 17158 synchronized (mPackages) { 17159 // Normalize package name to handle renamed packages and static libs 17160 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17161 // TODO: We will change version code to long, so in the new API it is long 17162 (int) versionedPackage.getVersionCode()); 17163 } 17164 17165 final int uid = Binder.getCallingUid(); 17166 if (!isOrphaned(internalPackageName) 17167 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17168 try { 17169 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17170 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17171 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17172 observer.onUserActionRequired(intent); 17173 } catch (RemoteException re) { 17174 } 17175 return; 17176 } 17177 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17178 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17179 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17180 mContext.enforceCallingOrSelfPermission( 17181 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17182 "deletePackage for user " + userId); 17183 } 17184 17185 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17186 try { 17187 observer.onPackageDeleted(packageName, 17188 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17189 } catch (RemoteException re) { 17190 } 17191 return; 17192 } 17193 17194 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17195 try { 17196 observer.onPackageDeleted(packageName, 17197 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17198 } catch (RemoteException re) { 17199 } 17200 return; 17201 } 17202 17203 if (DEBUG_REMOVE) { 17204 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17205 + " deleteAllUsers: " + deleteAllUsers + " version=" 17206 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17207 ? "VERSION_CODE_HIGHEST" : versionCode)); 17208 } 17209 // Queue up an async operation since the package deletion may take a little while. 17210 mHandler.post(new Runnable() { 17211 public void run() { 17212 mHandler.removeCallbacks(this); 17213 int returnCode; 17214 if (!deleteAllUsers) { 17215 returnCode = deletePackageX(internalPackageName, versionCode, 17216 userId, deleteFlags); 17217 } else { 17218 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17219 internalPackageName, users); 17220 // If nobody is blocking uninstall, proceed with delete for all users 17221 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17222 returnCode = deletePackageX(internalPackageName, versionCode, 17223 userId, deleteFlags); 17224 } else { 17225 // Otherwise uninstall individually for users with blockUninstalls=false 17226 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17227 for (int userId : users) { 17228 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17229 returnCode = deletePackageX(internalPackageName, versionCode, 17230 userId, userFlags); 17231 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17232 Slog.w(TAG, "Package delete failed for user " + userId 17233 + ", returnCode " + returnCode); 17234 } 17235 } 17236 } 17237 // The app has only been marked uninstalled for certain users. 17238 // We still need to report that delete was blocked 17239 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17240 } 17241 } 17242 try { 17243 observer.onPackageDeleted(packageName, returnCode, null); 17244 } catch (RemoteException e) { 17245 Log.i(TAG, "Observer no longer exists."); 17246 } //end catch 17247 } //end run 17248 }); 17249 } 17250 17251 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17252 if (pkg.staticSharedLibName != null) { 17253 return pkg.manifestPackageName; 17254 } 17255 return pkg.packageName; 17256 } 17257 17258 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17259 // Handle renamed packages 17260 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17261 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17262 17263 // Is this a static library? 17264 SparseArray<SharedLibraryEntry> versionedLib = 17265 mStaticLibsByDeclaringPackage.get(packageName); 17266 if (versionedLib == null || versionedLib.size() <= 0) { 17267 return packageName; 17268 } 17269 17270 // Figure out which lib versions the caller can see 17271 SparseIntArray versionsCallerCanSee = null; 17272 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17273 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17274 && callingAppId != Process.ROOT_UID) { 17275 versionsCallerCanSee = new SparseIntArray(); 17276 String libName = versionedLib.valueAt(0).info.getName(); 17277 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17278 if (uidPackages != null) { 17279 for (String uidPackage : uidPackages) { 17280 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17281 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17282 if (libIdx >= 0) { 17283 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17284 versionsCallerCanSee.append(libVersion, libVersion); 17285 } 17286 } 17287 } 17288 } 17289 17290 // Caller can see nothing - done 17291 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17292 return packageName; 17293 } 17294 17295 // Find the version the caller can see and the app version code 17296 SharedLibraryEntry highestVersion = null; 17297 final int versionCount = versionedLib.size(); 17298 for (int i = 0; i < versionCount; i++) { 17299 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17300 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17301 libEntry.info.getVersion()) < 0) { 17302 continue; 17303 } 17304 // TODO: We will change version code to long, so in the new API it is long 17305 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17306 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17307 if (libVersionCode == versionCode) { 17308 return libEntry.apk; 17309 } 17310 } else if (highestVersion == null) { 17311 highestVersion = libEntry; 17312 } else if (libVersionCode > highestVersion.info 17313 .getDeclaringPackage().getVersionCode()) { 17314 highestVersion = libEntry; 17315 } 17316 } 17317 17318 if (highestVersion != null) { 17319 return highestVersion.apk; 17320 } 17321 17322 return packageName; 17323 } 17324 17325 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17326 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17327 || callingUid == Process.SYSTEM_UID) { 17328 return true; 17329 } 17330 final int callingUserId = UserHandle.getUserId(callingUid); 17331 // If the caller installed the pkgName, then allow it to silently uninstall. 17332 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17333 return true; 17334 } 17335 17336 // Allow package verifier to silently uninstall. 17337 if (mRequiredVerifierPackage != null && 17338 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17339 return true; 17340 } 17341 17342 // Allow package uninstaller to silently uninstall. 17343 if (mRequiredUninstallerPackage != null && 17344 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17345 return true; 17346 } 17347 17348 // Allow storage manager to silently uninstall. 17349 if (mStorageManagerPackage != null && 17350 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17351 return true; 17352 } 17353 return false; 17354 } 17355 17356 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17357 int[] result = EMPTY_INT_ARRAY; 17358 for (int userId : userIds) { 17359 if (getBlockUninstallForUser(packageName, userId)) { 17360 result = ArrayUtils.appendInt(result, userId); 17361 } 17362 } 17363 return result; 17364 } 17365 17366 @Override 17367 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17368 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17369 } 17370 17371 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17372 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17373 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17374 try { 17375 if (dpm != null) { 17376 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17377 /* callingUserOnly =*/ false); 17378 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17379 : deviceOwnerComponentName.getPackageName(); 17380 // Does the package contains the device owner? 17381 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17382 // this check is probably not needed, since DO should be registered as a device 17383 // admin on some user too. (Original bug for this: b/17657954) 17384 if (packageName.equals(deviceOwnerPackageName)) { 17385 return true; 17386 } 17387 // Does it contain a device admin for any user? 17388 int[] users; 17389 if (userId == UserHandle.USER_ALL) { 17390 users = sUserManager.getUserIds(); 17391 } else { 17392 users = new int[]{userId}; 17393 } 17394 for (int i = 0; i < users.length; ++i) { 17395 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17396 return true; 17397 } 17398 } 17399 } 17400 } catch (RemoteException e) { 17401 } 17402 return false; 17403 } 17404 17405 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17406 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17407 } 17408 17409 /** 17410 * This method is an internal method that could be get invoked either 17411 * to delete an installed package or to clean up a failed installation. 17412 * After deleting an installed package, a broadcast is sent to notify any 17413 * listeners that the package has been removed. For cleaning up a failed 17414 * installation, the broadcast is not necessary since the package's 17415 * installation wouldn't have sent the initial broadcast either 17416 * The key steps in deleting a package are 17417 * deleting the package information in internal structures like mPackages, 17418 * deleting the packages base directories through installd 17419 * updating mSettings to reflect current status 17420 * persisting settings for later use 17421 * sending a broadcast if necessary 17422 */ 17423 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17424 final PackageRemovedInfo info = new PackageRemovedInfo(); 17425 final boolean res; 17426 17427 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17428 ? UserHandle.USER_ALL : userId; 17429 17430 if (isPackageDeviceAdmin(packageName, removeUser)) { 17431 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17432 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17433 } 17434 17435 PackageSetting uninstalledPs = null; 17436 PackageParser.Package pkg = null; 17437 17438 // for the uninstall-updates case and restricted profiles, remember the per- 17439 // user handle installed state 17440 int[] allUsers; 17441 synchronized (mPackages) { 17442 uninstalledPs = mSettings.mPackages.get(packageName); 17443 if (uninstalledPs == null) { 17444 Slog.w(TAG, "Not removing non-existent package " + packageName); 17445 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17446 } 17447 17448 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17449 && uninstalledPs.versionCode != versionCode) { 17450 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17451 + uninstalledPs.versionCode + " != " + versionCode); 17452 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17453 } 17454 17455 // Static shared libs can be declared by any package, so let us not 17456 // allow removing a package if it provides a lib others depend on. 17457 pkg = mPackages.get(packageName); 17458 if (pkg != null && pkg.staticSharedLibName != null) { 17459 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17460 pkg.staticSharedLibVersion); 17461 if (libEntry != null) { 17462 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17463 libEntry.info, 0, userId); 17464 if (!ArrayUtils.isEmpty(libClientPackages)) { 17465 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17466 + " hosting lib " + libEntry.info.getName() + " version " 17467 + libEntry.info.getVersion() + " used by " + libClientPackages); 17468 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17469 } 17470 } 17471 } 17472 17473 allUsers = sUserManager.getUserIds(); 17474 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17475 } 17476 17477 final int freezeUser; 17478 if (isUpdatedSystemApp(uninstalledPs) 17479 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17480 // We're downgrading a system app, which will apply to all users, so 17481 // freeze them all during the downgrade 17482 freezeUser = UserHandle.USER_ALL; 17483 } else { 17484 freezeUser = removeUser; 17485 } 17486 17487 synchronized (mInstallLock) { 17488 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17489 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17490 deleteFlags, "deletePackageX")) { 17491 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17492 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17493 } 17494 synchronized (mPackages) { 17495 if (res) { 17496 if (pkg != null) { 17497 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17498 } 17499 updateSequenceNumberLP(packageName, info.removedUsers); 17500 updateInstantAppInstallerLocked(); 17501 } 17502 } 17503 } 17504 17505 if (res) { 17506 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17507 info.sendPackageRemovedBroadcasts(killApp); 17508 info.sendSystemPackageUpdatedBroadcasts(); 17509 info.sendSystemPackageAppearedBroadcasts(); 17510 } 17511 // Force a gc here. 17512 Runtime.getRuntime().gc(); 17513 // Delete the resources here after sending the broadcast to let 17514 // other processes clean up before deleting resources. 17515 if (info.args != null) { 17516 synchronized (mInstallLock) { 17517 info.args.doPostDeleteLI(true); 17518 } 17519 } 17520 17521 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17522 } 17523 17524 class PackageRemovedInfo { 17525 String removedPackage; 17526 int uid = -1; 17527 int removedAppId = -1; 17528 int[] origUsers; 17529 int[] removedUsers = null; 17530 SparseArray<Integer> installReasons; 17531 boolean isRemovedPackageSystemUpdate = false; 17532 boolean isUpdate; 17533 boolean dataRemoved; 17534 boolean removedForAllUsers; 17535 boolean isStaticSharedLib; 17536 // Clean up resources deleted packages. 17537 InstallArgs args = null; 17538 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17539 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17540 17541 void sendPackageRemovedBroadcasts(boolean killApp) { 17542 sendPackageRemovedBroadcastInternal(killApp); 17543 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17544 for (int i = 0; i < childCount; i++) { 17545 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17546 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17547 } 17548 } 17549 17550 void sendSystemPackageUpdatedBroadcasts() { 17551 if (isRemovedPackageSystemUpdate) { 17552 sendSystemPackageUpdatedBroadcastsInternal(); 17553 final int childCount = (removedChildPackages != null) 17554 ? removedChildPackages.size() : 0; 17555 for (int i = 0; i < childCount; i++) { 17556 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17557 if (childInfo.isRemovedPackageSystemUpdate) { 17558 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17559 } 17560 } 17561 } 17562 } 17563 17564 void sendSystemPackageAppearedBroadcasts() { 17565 final int packageCount = (appearedChildPackages != null) 17566 ? appearedChildPackages.size() : 0; 17567 for (int i = 0; i < packageCount; i++) { 17568 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17569 sendPackageAddedForNewUsers(installedInfo.name, true, 17570 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17571 } 17572 } 17573 17574 private void sendSystemPackageUpdatedBroadcastsInternal() { 17575 Bundle extras = new Bundle(2); 17576 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17577 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17578 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17579 extras, 0, null, null, null); 17580 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17581 extras, 0, null, null, null); 17582 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17583 null, 0, removedPackage, null, null); 17584 } 17585 17586 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17587 // Don't send static shared library removal broadcasts as these 17588 // libs are visible only the the apps that depend on them an one 17589 // cannot remove the library if it has a dependency. 17590 if (isStaticSharedLib) { 17591 return; 17592 } 17593 Bundle extras = new Bundle(2); 17594 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17595 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17596 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17597 if (isUpdate || isRemovedPackageSystemUpdate) { 17598 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17599 } 17600 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17601 if (removedPackage != null) { 17602 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17603 extras, 0, null, null, removedUsers); 17604 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17605 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17606 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17607 null, null, removedUsers); 17608 } 17609 } 17610 if (removedAppId >= 0) { 17611 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17612 removedUsers); 17613 } 17614 } 17615 } 17616 17617 /* 17618 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17619 * flag is not set, the data directory is removed as well. 17620 * make sure this flag is set for partially installed apps. If not its meaningless to 17621 * delete a partially installed application. 17622 */ 17623 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17624 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17625 String packageName = ps.name; 17626 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17627 // Retrieve object to delete permissions for shared user later on 17628 final PackageParser.Package deletedPkg; 17629 final PackageSetting deletedPs; 17630 // reader 17631 synchronized (mPackages) { 17632 deletedPkg = mPackages.get(packageName); 17633 deletedPs = mSettings.mPackages.get(packageName); 17634 if (outInfo != null) { 17635 outInfo.removedPackage = packageName; 17636 outInfo.isStaticSharedLib = deletedPkg != null 17637 && deletedPkg.staticSharedLibName != null; 17638 outInfo.removedUsers = deletedPs != null 17639 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17640 : null; 17641 } 17642 } 17643 17644 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17645 17646 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17647 final PackageParser.Package resolvedPkg; 17648 if (deletedPkg != null) { 17649 resolvedPkg = deletedPkg; 17650 } else { 17651 // We don't have a parsed package when it lives on an ejected 17652 // adopted storage device, so fake something together 17653 resolvedPkg = new PackageParser.Package(ps.name); 17654 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17655 } 17656 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17657 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17658 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17659 if (outInfo != null) { 17660 outInfo.dataRemoved = true; 17661 } 17662 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17663 } 17664 17665 int removedAppId = -1; 17666 17667 // writer 17668 synchronized (mPackages) { 17669 boolean installedStateChanged = false; 17670 if (deletedPs != null) { 17671 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17672 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17673 clearDefaultBrowserIfNeeded(packageName); 17674 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17675 removedAppId = mSettings.removePackageLPw(packageName); 17676 if (outInfo != null) { 17677 outInfo.removedAppId = removedAppId; 17678 } 17679 updatePermissionsLPw(deletedPs.name, null, 0); 17680 if (deletedPs.sharedUser != null) { 17681 // Remove permissions associated with package. Since runtime 17682 // permissions are per user we have to kill the removed package 17683 // or packages running under the shared user of the removed 17684 // package if revoking the permissions requested only by the removed 17685 // package is successful and this causes a change in gids. 17686 for (int userId : UserManagerService.getInstance().getUserIds()) { 17687 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17688 userId); 17689 if (userIdToKill == UserHandle.USER_ALL 17690 || userIdToKill >= UserHandle.USER_SYSTEM) { 17691 // If gids changed for this user, kill all affected packages. 17692 mHandler.post(new Runnable() { 17693 @Override 17694 public void run() { 17695 // This has to happen with no lock held. 17696 killApplication(deletedPs.name, deletedPs.appId, 17697 KILL_APP_REASON_GIDS_CHANGED); 17698 } 17699 }); 17700 break; 17701 } 17702 } 17703 } 17704 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17705 } 17706 // make sure to preserve per-user disabled state if this removal was just 17707 // a downgrade of a system app to the factory package 17708 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17709 if (DEBUG_REMOVE) { 17710 Slog.d(TAG, "Propagating install state across downgrade"); 17711 } 17712 for (int userId : allUserHandles) { 17713 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17714 if (DEBUG_REMOVE) { 17715 Slog.d(TAG, " user " + userId + " => " + installed); 17716 } 17717 if (installed != ps.getInstalled(userId)) { 17718 installedStateChanged = true; 17719 } 17720 ps.setInstalled(installed, userId); 17721 } 17722 } 17723 } 17724 // can downgrade to reader 17725 if (writeSettings) { 17726 // Save settings now 17727 mSettings.writeLPr(); 17728 } 17729 if (installedStateChanged) { 17730 mSettings.writeKernelMappingLPr(ps); 17731 } 17732 } 17733 if (removedAppId != -1) { 17734 // A user ID was deleted here. Go through all users and remove it 17735 // from KeyStore. 17736 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17737 } 17738 } 17739 17740 static boolean locationIsPrivileged(File path) { 17741 try { 17742 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17743 .getCanonicalPath(); 17744 return path.getCanonicalPath().startsWith(privilegedAppDir); 17745 } catch (IOException e) { 17746 Slog.e(TAG, "Unable to access code path " + path); 17747 } 17748 return false; 17749 } 17750 17751 /* 17752 * Tries to delete system package. 17753 */ 17754 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17755 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17756 boolean writeSettings) { 17757 if (deletedPs.parentPackageName != null) { 17758 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17759 return false; 17760 } 17761 17762 final boolean applyUserRestrictions 17763 = (allUserHandles != null) && (outInfo.origUsers != null); 17764 final PackageSetting disabledPs; 17765 // Confirm if the system package has been updated 17766 // An updated system app can be deleted. This will also have to restore 17767 // the system pkg from system partition 17768 // reader 17769 synchronized (mPackages) { 17770 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17771 } 17772 17773 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17774 + " disabledPs=" + disabledPs); 17775 17776 if (disabledPs == null) { 17777 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17778 return false; 17779 } else if (DEBUG_REMOVE) { 17780 Slog.d(TAG, "Deleting system pkg from data partition"); 17781 } 17782 17783 if (DEBUG_REMOVE) { 17784 if (applyUserRestrictions) { 17785 Slog.d(TAG, "Remembering install states:"); 17786 for (int userId : allUserHandles) { 17787 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17788 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17789 } 17790 } 17791 } 17792 17793 // Delete the updated package 17794 outInfo.isRemovedPackageSystemUpdate = true; 17795 if (outInfo.removedChildPackages != null) { 17796 final int childCount = (deletedPs.childPackageNames != null) 17797 ? deletedPs.childPackageNames.size() : 0; 17798 for (int i = 0; i < childCount; i++) { 17799 String childPackageName = deletedPs.childPackageNames.get(i); 17800 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17801 .contains(childPackageName)) { 17802 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17803 childPackageName); 17804 if (childInfo != null) { 17805 childInfo.isRemovedPackageSystemUpdate = true; 17806 } 17807 } 17808 } 17809 } 17810 17811 if (disabledPs.versionCode < deletedPs.versionCode) { 17812 // Delete data for downgrades 17813 flags &= ~PackageManager.DELETE_KEEP_DATA; 17814 } else { 17815 // Preserve data by setting flag 17816 flags |= PackageManager.DELETE_KEEP_DATA; 17817 } 17818 17819 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17820 outInfo, writeSettings, disabledPs.pkg); 17821 if (!ret) { 17822 return false; 17823 } 17824 17825 // writer 17826 synchronized (mPackages) { 17827 // Reinstate the old system package 17828 enableSystemPackageLPw(disabledPs.pkg); 17829 // Remove any native libraries from the upgraded package. 17830 removeNativeBinariesLI(deletedPs); 17831 } 17832 17833 // Install the system package 17834 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17835 int parseFlags = mDefParseFlags 17836 | PackageParser.PARSE_MUST_BE_APK 17837 | PackageParser.PARSE_IS_SYSTEM 17838 | PackageParser.PARSE_IS_SYSTEM_DIR; 17839 if (locationIsPrivileged(disabledPs.codePath)) { 17840 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17841 } 17842 17843 final PackageParser.Package newPkg; 17844 try { 17845 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17846 0 /* currentTime */, null); 17847 } catch (PackageManagerException e) { 17848 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17849 + e.getMessage()); 17850 return false; 17851 } 17852 17853 try { 17854 // update shared libraries for the newly re-installed system package 17855 updateSharedLibrariesLPr(newPkg, null); 17856 } catch (PackageManagerException e) { 17857 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17858 } 17859 17860 prepareAppDataAfterInstallLIF(newPkg); 17861 17862 // writer 17863 synchronized (mPackages) { 17864 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17865 17866 // Propagate the permissions state as we do not want to drop on the floor 17867 // runtime permissions. The update permissions method below will take 17868 // care of removing obsolete permissions and grant install permissions. 17869 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17870 updatePermissionsLPw(newPkg.packageName, newPkg, 17871 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17872 17873 if (applyUserRestrictions) { 17874 boolean installedStateChanged = false; 17875 if (DEBUG_REMOVE) { 17876 Slog.d(TAG, "Propagating install state across reinstall"); 17877 } 17878 for (int userId : allUserHandles) { 17879 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17880 if (DEBUG_REMOVE) { 17881 Slog.d(TAG, " user " + userId + " => " + installed); 17882 } 17883 if (installed != ps.getInstalled(userId)) { 17884 installedStateChanged = true; 17885 } 17886 ps.setInstalled(installed, userId); 17887 17888 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17889 } 17890 // Regardless of writeSettings we need to ensure that this restriction 17891 // state propagation is persisted 17892 mSettings.writeAllUsersPackageRestrictionsLPr(); 17893 if (installedStateChanged) { 17894 mSettings.writeKernelMappingLPr(ps); 17895 } 17896 } 17897 // can downgrade to reader here 17898 if (writeSettings) { 17899 mSettings.writeLPr(); 17900 } 17901 } 17902 return true; 17903 } 17904 17905 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17906 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17907 PackageRemovedInfo outInfo, boolean writeSettings, 17908 PackageParser.Package replacingPackage) { 17909 synchronized (mPackages) { 17910 if (outInfo != null) { 17911 outInfo.uid = ps.appId; 17912 } 17913 17914 if (outInfo != null && outInfo.removedChildPackages != null) { 17915 final int childCount = (ps.childPackageNames != null) 17916 ? ps.childPackageNames.size() : 0; 17917 for (int i = 0; i < childCount; i++) { 17918 String childPackageName = ps.childPackageNames.get(i); 17919 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17920 if (childPs == null) { 17921 return false; 17922 } 17923 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17924 childPackageName); 17925 if (childInfo != null) { 17926 childInfo.uid = childPs.appId; 17927 } 17928 } 17929 } 17930 } 17931 17932 // Delete package data from internal structures and also remove data if flag is set 17933 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17934 17935 // Delete the child packages data 17936 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17937 for (int i = 0; i < childCount; i++) { 17938 PackageSetting childPs; 17939 synchronized (mPackages) { 17940 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17941 } 17942 if (childPs != null) { 17943 PackageRemovedInfo childOutInfo = (outInfo != null 17944 && outInfo.removedChildPackages != null) 17945 ? outInfo.removedChildPackages.get(childPs.name) : null; 17946 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17947 && (replacingPackage != null 17948 && !replacingPackage.hasChildPackage(childPs.name)) 17949 ? flags & ~DELETE_KEEP_DATA : flags; 17950 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17951 deleteFlags, writeSettings); 17952 } 17953 } 17954 17955 // Delete application code and resources only for parent packages 17956 if (ps.parentPackageName == null) { 17957 if (deleteCodeAndResources && (outInfo != null)) { 17958 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17959 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17960 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17961 } 17962 } 17963 17964 return true; 17965 } 17966 17967 @Override 17968 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17969 int userId) { 17970 mContext.enforceCallingOrSelfPermission( 17971 android.Manifest.permission.DELETE_PACKAGES, null); 17972 synchronized (mPackages) { 17973 PackageSetting ps = mSettings.mPackages.get(packageName); 17974 if (ps == null) { 17975 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 17976 return false; 17977 } 17978 // Cannot block uninstall of static shared libs as they are 17979 // considered a part of the using app (emulating static linking). 17980 // Also static libs are installed always on internal storage. 17981 PackageParser.Package pkg = mPackages.get(packageName); 17982 if (pkg != null && pkg.staticSharedLibName != null) { 17983 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17984 + " providing static shared library: " + pkg.staticSharedLibName); 17985 return false; 17986 } 17987 if (!ps.getInstalled(userId)) { 17988 // Can't block uninstall for an app that is not installed or enabled. 17989 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 17990 return false; 17991 } 17992 ps.setBlockUninstall(blockUninstall, userId); 17993 mSettings.writePackageRestrictionsLPr(userId); 17994 } 17995 return true; 17996 } 17997 17998 @Override 17999 public boolean getBlockUninstallForUser(String packageName, int userId) { 18000 synchronized (mPackages) { 18001 PackageSetting ps = mSettings.mPackages.get(packageName); 18002 if (ps == null) { 18003 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18004 return false; 18005 } 18006 return ps.getBlockUninstall(userId); 18007 } 18008 } 18009 18010 @Override 18011 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18012 int callingUid = Binder.getCallingUid(); 18013 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18014 throw new SecurityException( 18015 "setRequiredForSystemUser can only be run by the system or root"); 18016 } 18017 synchronized (mPackages) { 18018 PackageSetting ps = mSettings.mPackages.get(packageName); 18019 if (ps == null) { 18020 Log.w(TAG, "Package doesn't exist: " + packageName); 18021 return false; 18022 } 18023 if (systemUserApp) { 18024 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18025 } else { 18026 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18027 } 18028 mSettings.writeLPr(); 18029 } 18030 return true; 18031 } 18032 18033 /* 18034 * This method handles package deletion in general 18035 */ 18036 private boolean deletePackageLIF(String packageName, UserHandle user, 18037 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18038 PackageRemovedInfo outInfo, boolean writeSettings, 18039 PackageParser.Package replacingPackage) { 18040 if (packageName == null) { 18041 Slog.w(TAG, "Attempt to delete null packageName."); 18042 return false; 18043 } 18044 18045 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18046 18047 PackageSetting ps; 18048 synchronized (mPackages) { 18049 ps = mSettings.mPackages.get(packageName); 18050 if (ps == null) { 18051 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18052 return false; 18053 } 18054 18055 if (ps.parentPackageName != null && (!isSystemApp(ps) 18056 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18057 if (DEBUG_REMOVE) { 18058 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18059 + ((user == null) ? UserHandle.USER_ALL : user)); 18060 } 18061 final int removedUserId = (user != null) ? user.getIdentifier() 18062 : UserHandle.USER_ALL; 18063 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18064 return false; 18065 } 18066 markPackageUninstalledForUserLPw(ps, user); 18067 scheduleWritePackageRestrictionsLocked(user); 18068 return true; 18069 } 18070 } 18071 18072 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18073 && user.getIdentifier() != UserHandle.USER_ALL)) { 18074 // The caller is asking that the package only be deleted for a single 18075 // user. To do this, we just mark its uninstalled state and delete 18076 // its data. If this is a system app, we only allow this to happen if 18077 // they have set the special DELETE_SYSTEM_APP which requests different 18078 // semantics than normal for uninstalling system apps. 18079 markPackageUninstalledForUserLPw(ps, user); 18080 18081 if (!isSystemApp(ps)) { 18082 // Do not uninstall the APK if an app should be cached 18083 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18084 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18085 // Other user still have this package installed, so all 18086 // we need to do is clear this user's data and save that 18087 // it is uninstalled. 18088 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18089 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18090 return false; 18091 } 18092 scheduleWritePackageRestrictionsLocked(user); 18093 return true; 18094 } else { 18095 // We need to set it back to 'installed' so the uninstall 18096 // broadcasts will be sent correctly. 18097 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18098 ps.setInstalled(true, user.getIdentifier()); 18099 mSettings.writeKernelMappingLPr(ps); 18100 } 18101 } else { 18102 // This is a system app, so we assume that the 18103 // other users still have this package installed, so all 18104 // we need to do is clear this user's data and save that 18105 // it is uninstalled. 18106 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18107 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18108 return false; 18109 } 18110 scheduleWritePackageRestrictionsLocked(user); 18111 return true; 18112 } 18113 } 18114 18115 // If we are deleting a composite package for all users, keep track 18116 // of result for each child. 18117 if (ps.childPackageNames != null && outInfo != null) { 18118 synchronized (mPackages) { 18119 final int childCount = ps.childPackageNames.size(); 18120 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18121 for (int i = 0; i < childCount; i++) { 18122 String childPackageName = ps.childPackageNames.get(i); 18123 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18124 childInfo.removedPackage = childPackageName; 18125 outInfo.removedChildPackages.put(childPackageName, childInfo); 18126 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18127 if (childPs != null) { 18128 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18129 } 18130 } 18131 } 18132 } 18133 18134 boolean ret = false; 18135 if (isSystemApp(ps)) { 18136 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18137 // When an updated system application is deleted we delete the existing resources 18138 // as well and fall back to existing code in system partition 18139 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18140 } else { 18141 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18142 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18143 outInfo, writeSettings, replacingPackage); 18144 } 18145 18146 // Take a note whether we deleted the package for all users 18147 if (outInfo != null) { 18148 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18149 if (outInfo.removedChildPackages != null) { 18150 synchronized (mPackages) { 18151 final int childCount = outInfo.removedChildPackages.size(); 18152 for (int i = 0; i < childCount; i++) { 18153 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18154 if (childInfo != null) { 18155 childInfo.removedForAllUsers = mPackages.get( 18156 childInfo.removedPackage) == null; 18157 } 18158 } 18159 } 18160 } 18161 // If we uninstalled an update to a system app there may be some 18162 // child packages that appeared as they are declared in the system 18163 // app but were not declared in the update. 18164 if (isSystemApp(ps)) { 18165 synchronized (mPackages) { 18166 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18167 final int childCount = (updatedPs.childPackageNames != null) 18168 ? updatedPs.childPackageNames.size() : 0; 18169 for (int i = 0; i < childCount; i++) { 18170 String childPackageName = updatedPs.childPackageNames.get(i); 18171 if (outInfo.removedChildPackages == null 18172 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18173 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18174 if (childPs == null) { 18175 continue; 18176 } 18177 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18178 installRes.name = childPackageName; 18179 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18180 installRes.pkg = mPackages.get(childPackageName); 18181 installRes.uid = childPs.pkg.applicationInfo.uid; 18182 if (outInfo.appearedChildPackages == null) { 18183 outInfo.appearedChildPackages = new ArrayMap<>(); 18184 } 18185 outInfo.appearedChildPackages.put(childPackageName, installRes); 18186 } 18187 } 18188 } 18189 } 18190 } 18191 18192 return ret; 18193 } 18194 18195 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18196 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18197 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18198 for (int nextUserId : userIds) { 18199 if (DEBUG_REMOVE) { 18200 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18201 } 18202 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18203 false /*installed*/, 18204 true /*stopped*/, 18205 true /*notLaunched*/, 18206 false /*hidden*/, 18207 false /*suspended*/, 18208 false /*instantApp*/, 18209 null /*lastDisableAppCaller*/, 18210 null /*enabledComponents*/, 18211 null /*disabledComponents*/, 18212 false /*blockUninstall*/, 18213 ps.readUserState(nextUserId).domainVerificationStatus, 18214 0, PackageManager.INSTALL_REASON_UNKNOWN); 18215 } 18216 mSettings.writeKernelMappingLPr(ps); 18217 } 18218 18219 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18220 PackageRemovedInfo outInfo) { 18221 final PackageParser.Package pkg; 18222 synchronized (mPackages) { 18223 pkg = mPackages.get(ps.name); 18224 } 18225 18226 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18227 : new int[] {userId}; 18228 for (int nextUserId : userIds) { 18229 if (DEBUG_REMOVE) { 18230 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18231 + nextUserId); 18232 } 18233 18234 destroyAppDataLIF(pkg, userId, 18235 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18236 destroyAppProfilesLIF(pkg, userId); 18237 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18238 schedulePackageCleaning(ps.name, nextUserId, false); 18239 synchronized (mPackages) { 18240 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18241 scheduleWritePackageRestrictionsLocked(nextUserId); 18242 } 18243 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18244 } 18245 } 18246 18247 if (outInfo != null) { 18248 outInfo.removedPackage = ps.name; 18249 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18250 outInfo.removedAppId = ps.appId; 18251 outInfo.removedUsers = userIds; 18252 } 18253 18254 return true; 18255 } 18256 18257 private final class ClearStorageConnection implements ServiceConnection { 18258 IMediaContainerService mContainerService; 18259 18260 @Override 18261 public void onServiceConnected(ComponentName name, IBinder service) { 18262 synchronized (this) { 18263 mContainerService = IMediaContainerService.Stub 18264 .asInterface(Binder.allowBlocking(service)); 18265 notifyAll(); 18266 } 18267 } 18268 18269 @Override 18270 public void onServiceDisconnected(ComponentName name) { 18271 } 18272 } 18273 18274 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18275 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18276 18277 final boolean mounted; 18278 if (Environment.isExternalStorageEmulated()) { 18279 mounted = true; 18280 } else { 18281 final String status = Environment.getExternalStorageState(); 18282 18283 mounted = status.equals(Environment.MEDIA_MOUNTED) 18284 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18285 } 18286 18287 if (!mounted) { 18288 return; 18289 } 18290 18291 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18292 int[] users; 18293 if (userId == UserHandle.USER_ALL) { 18294 users = sUserManager.getUserIds(); 18295 } else { 18296 users = new int[] { userId }; 18297 } 18298 final ClearStorageConnection conn = new ClearStorageConnection(); 18299 if (mContext.bindServiceAsUser( 18300 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18301 try { 18302 for (int curUser : users) { 18303 long timeout = SystemClock.uptimeMillis() + 5000; 18304 synchronized (conn) { 18305 long now; 18306 while (conn.mContainerService == null && 18307 (now = SystemClock.uptimeMillis()) < timeout) { 18308 try { 18309 conn.wait(timeout - now); 18310 } catch (InterruptedException e) { 18311 } 18312 } 18313 } 18314 if (conn.mContainerService == null) { 18315 return; 18316 } 18317 18318 final UserEnvironment userEnv = new UserEnvironment(curUser); 18319 clearDirectory(conn.mContainerService, 18320 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18321 if (allData) { 18322 clearDirectory(conn.mContainerService, 18323 userEnv.buildExternalStorageAppDataDirs(packageName)); 18324 clearDirectory(conn.mContainerService, 18325 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18326 } 18327 } 18328 } finally { 18329 mContext.unbindService(conn); 18330 } 18331 } 18332 } 18333 18334 @Override 18335 public void clearApplicationProfileData(String packageName) { 18336 enforceSystemOrRoot("Only the system can clear all profile data"); 18337 18338 final PackageParser.Package pkg; 18339 synchronized (mPackages) { 18340 pkg = mPackages.get(packageName); 18341 } 18342 18343 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18344 synchronized (mInstallLock) { 18345 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18346 } 18347 } 18348 } 18349 18350 @Override 18351 public void clearApplicationUserData(final String packageName, 18352 final IPackageDataObserver observer, final int userId) { 18353 mContext.enforceCallingOrSelfPermission( 18354 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18355 18356 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18357 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18358 18359 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18360 throw new SecurityException("Cannot clear data for a protected package: " 18361 + packageName); 18362 } 18363 // Queue up an async operation since the package deletion may take a little while. 18364 mHandler.post(new Runnable() { 18365 public void run() { 18366 mHandler.removeCallbacks(this); 18367 final boolean succeeded; 18368 try (PackageFreezer freezer = freezePackage(packageName, 18369 "clearApplicationUserData")) { 18370 synchronized (mInstallLock) { 18371 succeeded = clearApplicationUserDataLIF(packageName, userId); 18372 } 18373 clearExternalStorageDataSync(packageName, userId, true); 18374 synchronized (mPackages) { 18375 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18376 packageName, userId); 18377 } 18378 } 18379 if (succeeded) { 18380 // invoke DeviceStorageMonitor's update method to clear any notifications 18381 DeviceStorageMonitorInternal dsm = LocalServices 18382 .getService(DeviceStorageMonitorInternal.class); 18383 if (dsm != null) { 18384 dsm.checkMemory(); 18385 } 18386 } 18387 if(observer != null) { 18388 try { 18389 observer.onRemoveCompleted(packageName, succeeded); 18390 } catch (RemoteException e) { 18391 Log.i(TAG, "Observer no longer exists."); 18392 } 18393 } //end if observer 18394 } //end run 18395 }); 18396 } 18397 18398 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18399 if (packageName == null) { 18400 Slog.w(TAG, "Attempt to delete null packageName."); 18401 return false; 18402 } 18403 18404 // Try finding details about the requested package 18405 PackageParser.Package pkg; 18406 synchronized (mPackages) { 18407 pkg = mPackages.get(packageName); 18408 if (pkg == null) { 18409 final PackageSetting ps = mSettings.mPackages.get(packageName); 18410 if (ps != null) { 18411 pkg = ps.pkg; 18412 } 18413 } 18414 18415 if (pkg == null) { 18416 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18417 return false; 18418 } 18419 18420 PackageSetting ps = (PackageSetting) pkg.mExtras; 18421 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18422 } 18423 18424 clearAppDataLIF(pkg, userId, 18425 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18426 18427 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18428 removeKeystoreDataIfNeeded(userId, appId); 18429 18430 UserManagerInternal umInternal = getUserManagerInternal(); 18431 final int flags; 18432 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18433 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18434 } else if (umInternal.isUserRunning(userId)) { 18435 flags = StorageManager.FLAG_STORAGE_DE; 18436 } else { 18437 flags = 0; 18438 } 18439 prepareAppDataContentsLIF(pkg, userId, flags); 18440 18441 return true; 18442 } 18443 18444 /** 18445 * Reverts user permission state changes (permissions and flags) in 18446 * all packages for a given user. 18447 * 18448 * @param userId The device user for which to do a reset. 18449 */ 18450 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18451 final int packageCount = mPackages.size(); 18452 for (int i = 0; i < packageCount; i++) { 18453 PackageParser.Package pkg = mPackages.valueAt(i); 18454 PackageSetting ps = (PackageSetting) pkg.mExtras; 18455 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18456 } 18457 } 18458 18459 private void resetNetworkPolicies(int userId) { 18460 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18461 } 18462 18463 /** 18464 * Reverts user permission state changes (permissions and flags). 18465 * 18466 * @param ps The package for which to reset. 18467 * @param userId The device user for which to do a reset. 18468 */ 18469 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18470 final PackageSetting ps, final int userId) { 18471 if (ps.pkg == null) { 18472 return; 18473 } 18474 18475 // These are flags that can change base on user actions. 18476 final int userSettableMask = FLAG_PERMISSION_USER_SET 18477 | FLAG_PERMISSION_USER_FIXED 18478 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18479 | FLAG_PERMISSION_REVIEW_REQUIRED; 18480 18481 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18482 | FLAG_PERMISSION_POLICY_FIXED; 18483 18484 boolean writeInstallPermissions = false; 18485 boolean writeRuntimePermissions = false; 18486 18487 final int permissionCount = ps.pkg.requestedPermissions.size(); 18488 for (int i = 0; i < permissionCount; i++) { 18489 String permission = ps.pkg.requestedPermissions.get(i); 18490 18491 BasePermission bp = mSettings.mPermissions.get(permission); 18492 if (bp == null) { 18493 continue; 18494 } 18495 18496 // If shared user we just reset the state to which only this app contributed. 18497 if (ps.sharedUser != null) { 18498 boolean used = false; 18499 final int packageCount = ps.sharedUser.packages.size(); 18500 for (int j = 0; j < packageCount; j++) { 18501 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18502 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18503 && pkg.pkg.requestedPermissions.contains(permission)) { 18504 used = true; 18505 break; 18506 } 18507 } 18508 if (used) { 18509 continue; 18510 } 18511 } 18512 18513 PermissionsState permissionsState = ps.getPermissionsState(); 18514 18515 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18516 18517 // Always clear the user settable flags. 18518 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18519 bp.name) != null; 18520 // If permission review is enabled and this is a legacy app, mark the 18521 // permission as requiring a review as this is the initial state. 18522 int flags = 0; 18523 if (mPermissionReviewRequired 18524 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18525 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18526 } 18527 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18528 if (hasInstallState) { 18529 writeInstallPermissions = true; 18530 } else { 18531 writeRuntimePermissions = true; 18532 } 18533 } 18534 18535 // Below is only runtime permission handling. 18536 if (!bp.isRuntime()) { 18537 continue; 18538 } 18539 18540 // Never clobber system or policy. 18541 if ((oldFlags & policyOrSystemFlags) != 0) { 18542 continue; 18543 } 18544 18545 // If this permission was granted by default, make sure it is. 18546 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18547 if (permissionsState.grantRuntimePermission(bp, userId) 18548 != PERMISSION_OPERATION_FAILURE) { 18549 writeRuntimePermissions = true; 18550 } 18551 // If permission review is enabled the permissions for a legacy apps 18552 // are represented as constantly granted runtime ones, so don't revoke. 18553 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18554 // Otherwise, reset the permission. 18555 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18556 switch (revokeResult) { 18557 case PERMISSION_OPERATION_SUCCESS: 18558 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18559 writeRuntimePermissions = true; 18560 final int appId = ps.appId; 18561 mHandler.post(new Runnable() { 18562 @Override 18563 public void run() { 18564 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18565 } 18566 }); 18567 } break; 18568 } 18569 } 18570 } 18571 18572 // Synchronously write as we are taking permissions away. 18573 if (writeRuntimePermissions) { 18574 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18575 } 18576 18577 // Synchronously write as we are taking permissions away. 18578 if (writeInstallPermissions) { 18579 mSettings.writeLPr(); 18580 } 18581 } 18582 18583 /** 18584 * Remove entries from the keystore daemon. Will only remove it if the 18585 * {@code appId} is valid. 18586 */ 18587 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18588 if (appId < 0) { 18589 return; 18590 } 18591 18592 final KeyStore keyStore = KeyStore.getInstance(); 18593 if (keyStore != null) { 18594 if (userId == UserHandle.USER_ALL) { 18595 for (final int individual : sUserManager.getUserIds()) { 18596 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18597 } 18598 } else { 18599 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18600 } 18601 } else { 18602 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18603 } 18604 } 18605 18606 @Override 18607 public void deleteApplicationCacheFiles(final String packageName, 18608 final IPackageDataObserver observer) { 18609 final int userId = UserHandle.getCallingUserId(); 18610 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18611 } 18612 18613 @Override 18614 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18615 final IPackageDataObserver observer) { 18616 mContext.enforceCallingOrSelfPermission( 18617 android.Manifest.permission.DELETE_CACHE_FILES, null); 18618 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18619 /* requireFullPermission= */ true, /* checkShell= */ false, 18620 "delete application cache files"); 18621 18622 final PackageParser.Package pkg; 18623 synchronized (mPackages) { 18624 pkg = mPackages.get(packageName); 18625 } 18626 18627 // Queue up an async operation since the package deletion may take a little while. 18628 mHandler.post(new Runnable() { 18629 public void run() { 18630 synchronized (mInstallLock) { 18631 final int flags = StorageManager.FLAG_STORAGE_DE 18632 | StorageManager.FLAG_STORAGE_CE; 18633 // We're only clearing cache files, so we don't care if the 18634 // app is unfrozen and still able to run 18635 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18636 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18637 } 18638 clearExternalStorageDataSync(packageName, userId, false); 18639 if (observer != null) { 18640 try { 18641 observer.onRemoveCompleted(packageName, true); 18642 } catch (RemoteException e) { 18643 Log.i(TAG, "Observer no longer exists."); 18644 } 18645 } 18646 } 18647 }); 18648 } 18649 18650 @Override 18651 public void getPackageSizeInfo(final String packageName, int userHandle, 18652 final IPackageStatsObserver observer) { 18653 throw new UnsupportedOperationException( 18654 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18655 } 18656 18657 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18658 final PackageSetting ps; 18659 synchronized (mPackages) { 18660 ps = mSettings.mPackages.get(packageName); 18661 if (ps == null) { 18662 Slog.w(TAG, "Failed to find settings for " + packageName); 18663 return false; 18664 } 18665 } 18666 18667 final String[] packageNames = { packageName }; 18668 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18669 final String[] codePaths = { ps.codePathString }; 18670 18671 try { 18672 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18673 ps.appId, ceDataInodes, codePaths, stats); 18674 18675 // For now, ignore code size of packages on system partition 18676 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18677 stats.codeSize = 0; 18678 } 18679 18680 // External clients expect these to be tracked separately 18681 stats.dataSize -= stats.cacheSize; 18682 18683 } catch (InstallerException e) { 18684 Slog.w(TAG, String.valueOf(e)); 18685 return false; 18686 } 18687 18688 return true; 18689 } 18690 18691 private int getUidTargetSdkVersionLockedLPr(int uid) { 18692 Object obj = mSettings.getUserIdLPr(uid); 18693 if (obj instanceof SharedUserSetting) { 18694 final SharedUserSetting sus = (SharedUserSetting) obj; 18695 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18696 final Iterator<PackageSetting> it = sus.packages.iterator(); 18697 while (it.hasNext()) { 18698 final PackageSetting ps = it.next(); 18699 if (ps.pkg != null) { 18700 int v = ps.pkg.applicationInfo.targetSdkVersion; 18701 if (v < vers) vers = v; 18702 } 18703 } 18704 return vers; 18705 } else if (obj instanceof PackageSetting) { 18706 final PackageSetting ps = (PackageSetting) obj; 18707 if (ps.pkg != null) { 18708 return ps.pkg.applicationInfo.targetSdkVersion; 18709 } 18710 } 18711 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18712 } 18713 18714 @Override 18715 public void addPreferredActivity(IntentFilter filter, int match, 18716 ComponentName[] set, ComponentName activity, int userId) { 18717 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18718 "Adding preferred"); 18719 } 18720 18721 private void addPreferredActivityInternal(IntentFilter filter, int match, 18722 ComponentName[] set, ComponentName activity, boolean always, int userId, 18723 String opname) { 18724 // writer 18725 int callingUid = Binder.getCallingUid(); 18726 enforceCrossUserPermission(callingUid, userId, 18727 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18728 if (filter.countActions() == 0) { 18729 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18730 return; 18731 } 18732 synchronized (mPackages) { 18733 if (mContext.checkCallingOrSelfPermission( 18734 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18735 != PackageManager.PERMISSION_GRANTED) { 18736 if (getUidTargetSdkVersionLockedLPr(callingUid) 18737 < Build.VERSION_CODES.FROYO) { 18738 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18739 + callingUid); 18740 return; 18741 } 18742 mContext.enforceCallingOrSelfPermission( 18743 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18744 } 18745 18746 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18747 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18748 + userId + ":"); 18749 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18750 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18751 scheduleWritePackageRestrictionsLocked(userId); 18752 postPreferredActivityChangedBroadcast(userId); 18753 } 18754 } 18755 18756 private void postPreferredActivityChangedBroadcast(int userId) { 18757 mHandler.post(() -> { 18758 final IActivityManager am = ActivityManager.getService(); 18759 if (am == null) { 18760 return; 18761 } 18762 18763 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18764 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18765 try { 18766 am.broadcastIntent(null, intent, null, null, 18767 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18768 null, false, false, userId); 18769 } catch (RemoteException e) { 18770 } 18771 }); 18772 } 18773 18774 @Override 18775 public void replacePreferredActivity(IntentFilter filter, int match, 18776 ComponentName[] set, ComponentName activity, int userId) { 18777 if (filter.countActions() != 1) { 18778 throw new IllegalArgumentException( 18779 "replacePreferredActivity expects filter to have only 1 action."); 18780 } 18781 if (filter.countDataAuthorities() != 0 18782 || filter.countDataPaths() != 0 18783 || filter.countDataSchemes() > 1 18784 || filter.countDataTypes() != 0) { 18785 throw new IllegalArgumentException( 18786 "replacePreferredActivity expects filter to have no data authorities, " + 18787 "paths, or types; and at most one scheme."); 18788 } 18789 18790 final int callingUid = Binder.getCallingUid(); 18791 enforceCrossUserPermission(callingUid, userId, 18792 true /* requireFullPermission */, false /* checkShell */, 18793 "replace preferred activity"); 18794 synchronized (mPackages) { 18795 if (mContext.checkCallingOrSelfPermission( 18796 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18797 != PackageManager.PERMISSION_GRANTED) { 18798 if (getUidTargetSdkVersionLockedLPr(callingUid) 18799 < Build.VERSION_CODES.FROYO) { 18800 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18801 + Binder.getCallingUid()); 18802 return; 18803 } 18804 mContext.enforceCallingOrSelfPermission( 18805 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18806 } 18807 18808 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18809 if (pir != null) { 18810 // Get all of the existing entries that exactly match this filter. 18811 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18812 if (existing != null && existing.size() == 1) { 18813 PreferredActivity cur = existing.get(0); 18814 if (DEBUG_PREFERRED) { 18815 Slog.i(TAG, "Checking replace of preferred:"); 18816 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18817 if (!cur.mPref.mAlways) { 18818 Slog.i(TAG, " -- CUR; not mAlways!"); 18819 } else { 18820 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18821 Slog.i(TAG, " -- CUR: mSet=" 18822 + Arrays.toString(cur.mPref.mSetComponents)); 18823 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18824 Slog.i(TAG, " -- NEW: mMatch=" 18825 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18826 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18827 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18828 } 18829 } 18830 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18831 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18832 && cur.mPref.sameSet(set)) { 18833 // Setting the preferred activity to what it happens to be already 18834 if (DEBUG_PREFERRED) { 18835 Slog.i(TAG, "Replacing with same preferred activity " 18836 + cur.mPref.mShortComponent + " for user " 18837 + userId + ":"); 18838 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18839 } 18840 return; 18841 } 18842 } 18843 18844 if (existing != null) { 18845 if (DEBUG_PREFERRED) { 18846 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18847 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18848 } 18849 for (int i = 0; i < existing.size(); i++) { 18850 PreferredActivity pa = existing.get(i); 18851 if (DEBUG_PREFERRED) { 18852 Slog.i(TAG, "Removing existing preferred activity " 18853 + pa.mPref.mComponent + ":"); 18854 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18855 } 18856 pir.removeFilter(pa); 18857 } 18858 } 18859 } 18860 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18861 "Replacing preferred"); 18862 } 18863 } 18864 18865 @Override 18866 public void clearPackagePreferredActivities(String packageName) { 18867 final int uid = Binder.getCallingUid(); 18868 // writer 18869 synchronized (mPackages) { 18870 PackageParser.Package pkg = mPackages.get(packageName); 18871 if (pkg == null || pkg.applicationInfo.uid != uid) { 18872 if (mContext.checkCallingOrSelfPermission( 18873 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18874 != PackageManager.PERMISSION_GRANTED) { 18875 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18876 < Build.VERSION_CODES.FROYO) { 18877 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18878 + Binder.getCallingUid()); 18879 return; 18880 } 18881 mContext.enforceCallingOrSelfPermission( 18882 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18883 } 18884 } 18885 18886 int user = UserHandle.getCallingUserId(); 18887 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18888 scheduleWritePackageRestrictionsLocked(user); 18889 } 18890 } 18891 } 18892 18893 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18894 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18895 ArrayList<PreferredActivity> removed = null; 18896 boolean changed = false; 18897 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18898 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18899 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18900 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18901 continue; 18902 } 18903 Iterator<PreferredActivity> it = pir.filterIterator(); 18904 while (it.hasNext()) { 18905 PreferredActivity pa = it.next(); 18906 // Mark entry for removal only if it matches the package name 18907 // and the entry is of type "always". 18908 if (packageName == null || 18909 (pa.mPref.mComponent.getPackageName().equals(packageName) 18910 && pa.mPref.mAlways)) { 18911 if (removed == null) { 18912 removed = new ArrayList<PreferredActivity>(); 18913 } 18914 removed.add(pa); 18915 } 18916 } 18917 if (removed != null) { 18918 for (int j=0; j<removed.size(); j++) { 18919 PreferredActivity pa = removed.get(j); 18920 pir.removeFilter(pa); 18921 } 18922 changed = true; 18923 } 18924 } 18925 if (changed) { 18926 postPreferredActivityChangedBroadcast(userId); 18927 } 18928 return changed; 18929 } 18930 18931 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18932 private void clearIntentFilterVerificationsLPw(int userId) { 18933 final int packageCount = mPackages.size(); 18934 for (int i = 0; i < packageCount; i++) { 18935 PackageParser.Package pkg = mPackages.valueAt(i); 18936 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18937 } 18938 } 18939 18940 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18941 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18942 if (userId == UserHandle.USER_ALL) { 18943 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18944 sUserManager.getUserIds())) { 18945 for (int oneUserId : sUserManager.getUserIds()) { 18946 scheduleWritePackageRestrictionsLocked(oneUserId); 18947 } 18948 } 18949 } else { 18950 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18951 scheduleWritePackageRestrictionsLocked(userId); 18952 } 18953 } 18954 } 18955 18956 void clearDefaultBrowserIfNeeded(String packageName) { 18957 for (int oneUserId : sUserManager.getUserIds()) { 18958 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 18959 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 18960 if (packageName.equals(defaultBrowserPackageName)) { 18961 setDefaultBrowserPackageName(null, oneUserId); 18962 } 18963 } 18964 } 18965 18966 @Override 18967 public void resetApplicationPreferences(int userId) { 18968 mContext.enforceCallingOrSelfPermission( 18969 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18970 final long identity = Binder.clearCallingIdentity(); 18971 // writer 18972 try { 18973 synchronized (mPackages) { 18974 clearPackagePreferredActivitiesLPw(null, userId); 18975 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18976 // TODO: We have to reset the default SMS and Phone. This requires 18977 // significant refactoring to keep all default apps in the package 18978 // manager (cleaner but more work) or have the services provide 18979 // callbacks to the package manager to request a default app reset. 18980 applyFactoryDefaultBrowserLPw(userId); 18981 clearIntentFilterVerificationsLPw(userId); 18982 primeDomainVerificationsLPw(userId); 18983 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18984 scheduleWritePackageRestrictionsLocked(userId); 18985 } 18986 resetNetworkPolicies(userId); 18987 } finally { 18988 Binder.restoreCallingIdentity(identity); 18989 } 18990 } 18991 18992 @Override 18993 public int getPreferredActivities(List<IntentFilter> outFilters, 18994 List<ComponentName> outActivities, String packageName) { 18995 18996 int num = 0; 18997 final int userId = UserHandle.getCallingUserId(); 18998 // reader 18999 synchronized (mPackages) { 19000 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19001 if (pir != null) { 19002 final Iterator<PreferredActivity> it = pir.filterIterator(); 19003 while (it.hasNext()) { 19004 final PreferredActivity pa = it.next(); 19005 if (packageName == null 19006 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19007 && pa.mPref.mAlways)) { 19008 if (outFilters != null) { 19009 outFilters.add(new IntentFilter(pa)); 19010 } 19011 if (outActivities != null) { 19012 outActivities.add(pa.mPref.mComponent); 19013 } 19014 } 19015 } 19016 } 19017 } 19018 19019 return num; 19020 } 19021 19022 @Override 19023 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19024 int userId) { 19025 int callingUid = Binder.getCallingUid(); 19026 if (callingUid != Process.SYSTEM_UID) { 19027 throw new SecurityException( 19028 "addPersistentPreferredActivity can only be run by the system"); 19029 } 19030 if (filter.countActions() == 0) { 19031 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19032 return; 19033 } 19034 synchronized (mPackages) { 19035 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19036 ":"); 19037 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19038 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19039 new PersistentPreferredActivity(filter, activity)); 19040 scheduleWritePackageRestrictionsLocked(userId); 19041 postPreferredActivityChangedBroadcast(userId); 19042 } 19043 } 19044 19045 @Override 19046 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19047 int callingUid = Binder.getCallingUid(); 19048 if (callingUid != Process.SYSTEM_UID) { 19049 throw new SecurityException( 19050 "clearPackagePersistentPreferredActivities can only be run by the system"); 19051 } 19052 ArrayList<PersistentPreferredActivity> removed = null; 19053 boolean changed = false; 19054 synchronized (mPackages) { 19055 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19056 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19057 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19058 .valueAt(i); 19059 if (userId != thisUserId) { 19060 continue; 19061 } 19062 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19063 while (it.hasNext()) { 19064 PersistentPreferredActivity ppa = it.next(); 19065 // Mark entry for removal only if it matches the package name. 19066 if (ppa.mComponent.getPackageName().equals(packageName)) { 19067 if (removed == null) { 19068 removed = new ArrayList<PersistentPreferredActivity>(); 19069 } 19070 removed.add(ppa); 19071 } 19072 } 19073 if (removed != null) { 19074 for (int j=0; j<removed.size(); j++) { 19075 PersistentPreferredActivity ppa = removed.get(j); 19076 ppir.removeFilter(ppa); 19077 } 19078 changed = true; 19079 } 19080 } 19081 19082 if (changed) { 19083 scheduleWritePackageRestrictionsLocked(userId); 19084 postPreferredActivityChangedBroadcast(userId); 19085 } 19086 } 19087 } 19088 19089 /** 19090 * Common machinery for picking apart a restored XML blob and passing 19091 * it to a caller-supplied functor to be applied to the running system. 19092 */ 19093 private void restoreFromXml(XmlPullParser parser, int userId, 19094 String expectedStartTag, BlobXmlRestorer functor) 19095 throws IOException, XmlPullParserException { 19096 int type; 19097 while ((type = parser.next()) != XmlPullParser.START_TAG 19098 && type != XmlPullParser.END_DOCUMENT) { 19099 } 19100 if (type != XmlPullParser.START_TAG) { 19101 // oops didn't find a start tag?! 19102 if (DEBUG_BACKUP) { 19103 Slog.e(TAG, "Didn't find start tag during restore"); 19104 } 19105 return; 19106 } 19107Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19108 // this is supposed to be TAG_PREFERRED_BACKUP 19109 if (!expectedStartTag.equals(parser.getName())) { 19110 if (DEBUG_BACKUP) { 19111 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19112 } 19113 return; 19114 } 19115 19116 // skip interfering stuff, then we're aligned with the backing implementation 19117 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19118Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19119 functor.apply(parser, userId); 19120 } 19121 19122 private interface BlobXmlRestorer { 19123 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19124 } 19125 19126 /** 19127 * Non-Binder method, support for the backup/restore mechanism: write the 19128 * full set of preferred activities in its canonical XML format. Returns the 19129 * XML output as a byte array, or null if there is none. 19130 */ 19131 @Override 19132 public byte[] getPreferredActivityBackup(int userId) { 19133 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19134 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19135 } 19136 19137 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19138 try { 19139 final XmlSerializer serializer = new FastXmlSerializer(); 19140 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19141 serializer.startDocument(null, true); 19142 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19143 19144 synchronized (mPackages) { 19145 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19146 } 19147 19148 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19149 serializer.endDocument(); 19150 serializer.flush(); 19151 } catch (Exception e) { 19152 if (DEBUG_BACKUP) { 19153 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19154 } 19155 return null; 19156 } 19157 19158 return dataStream.toByteArray(); 19159 } 19160 19161 @Override 19162 public void restorePreferredActivities(byte[] backup, int userId) { 19163 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19164 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19165 } 19166 19167 try { 19168 final XmlPullParser parser = Xml.newPullParser(); 19169 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19170 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19171 new BlobXmlRestorer() { 19172 @Override 19173 public void apply(XmlPullParser parser, int userId) 19174 throws XmlPullParserException, IOException { 19175 synchronized (mPackages) { 19176 mSettings.readPreferredActivitiesLPw(parser, userId); 19177 } 19178 } 19179 } ); 19180 } catch (Exception e) { 19181 if (DEBUG_BACKUP) { 19182 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19183 } 19184 } 19185 } 19186 19187 /** 19188 * Non-Binder method, support for the backup/restore mechanism: write the 19189 * default browser (etc) settings in its canonical XML format. Returns the default 19190 * browser XML representation as a byte array, or null if there is none. 19191 */ 19192 @Override 19193 public byte[] getDefaultAppsBackup(int userId) { 19194 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19195 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19196 } 19197 19198 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19199 try { 19200 final XmlSerializer serializer = new FastXmlSerializer(); 19201 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19202 serializer.startDocument(null, true); 19203 serializer.startTag(null, TAG_DEFAULT_APPS); 19204 19205 synchronized (mPackages) { 19206 mSettings.writeDefaultAppsLPr(serializer, userId); 19207 } 19208 19209 serializer.endTag(null, TAG_DEFAULT_APPS); 19210 serializer.endDocument(); 19211 serializer.flush(); 19212 } catch (Exception e) { 19213 if (DEBUG_BACKUP) { 19214 Slog.e(TAG, "Unable to write default apps for backup", e); 19215 } 19216 return null; 19217 } 19218 19219 return dataStream.toByteArray(); 19220 } 19221 19222 @Override 19223 public void restoreDefaultApps(byte[] backup, int userId) { 19224 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19225 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19226 } 19227 19228 try { 19229 final XmlPullParser parser = Xml.newPullParser(); 19230 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19231 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19232 new BlobXmlRestorer() { 19233 @Override 19234 public void apply(XmlPullParser parser, int userId) 19235 throws XmlPullParserException, IOException { 19236 synchronized (mPackages) { 19237 mSettings.readDefaultAppsLPw(parser, userId); 19238 } 19239 } 19240 } ); 19241 } catch (Exception e) { 19242 if (DEBUG_BACKUP) { 19243 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19244 } 19245 } 19246 } 19247 19248 @Override 19249 public byte[] getIntentFilterVerificationBackup(int userId) { 19250 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19251 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19252 } 19253 19254 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19255 try { 19256 final XmlSerializer serializer = new FastXmlSerializer(); 19257 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19258 serializer.startDocument(null, true); 19259 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19260 19261 synchronized (mPackages) { 19262 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19263 } 19264 19265 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19266 serializer.endDocument(); 19267 serializer.flush(); 19268 } catch (Exception e) { 19269 if (DEBUG_BACKUP) { 19270 Slog.e(TAG, "Unable to write default apps for backup", e); 19271 } 19272 return null; 19273 } 19274 19275 return dataStream.toByteArray(); 19276 } 19277 19278 @Override 19279 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19280 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19281 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19282 } 19283 19284 try { 19285 final XmlPullParser parser = Xml.newPullParser(); 19286 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19287 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19288 new BlobXmlRestorer() { 19289 @Override 19290 public void apply(XmlPullParser parser, int userId) 19291 throws XmlPullParserException, IOException { 19292 synchronized (mPackages) { 19293 mSettings.readAllDomainVerificationsLPr(parser, userId); 19294 mSettings.writeLPr(); 19295 } 19296 } 19297 } ); 19298 } catch (Exception e) { 19299 if (DEBUG_BACKUP) { 19300 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19301 } 19302 } 19303 } 19304 19305 @Override 19306 public byte[] getPermissionGrantBackup(int userId) { 19307 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19308 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19309 } 19310 19311 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19312 try { 19313 final XmlSerializer serializer = new FastXmlSerializer(); 19314 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19315 serializer.startDocument(null, true); 19316 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19317 19318 synchronized (mPackages) { 19319 serializeRuntimePermissionGrantsLPr(serializer, userId); 19320 } 19321 19322 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19323 serializer.endDocument(); 19324 serializer.flush(); 19325 } catch (Exception e) { 19326 if (DEBUG_BACKUP) { 19327 Slog.e(TAG, "Unable to write default apps for backup", e); 19328 } 19329 return null; 19330 } 19331 19332 return dataStream.toByteArray(); 19333 } 19334 19335 @Override 19336 public void restorePermissionGrants(byte[] backup, int userId) { 19337 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19338 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19339 } 19340 19341 try { 19342 final XmlPullParser parser = Xml.newPullParser(); 19343 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19344 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19345 new BlobXmlRestorer() { 19346 @Override 19347 public void apply(XmlPullParser parser, int userId) 19348 throws XmlPullParserException, IOException { 19349 synchronized (mPackages) { 19350 processRestoredPermissionGrantsLPr(parser, userId); 19351 } 19352 } 19353 } ); 19354 } catch (Exception e) { 19355 if (DEBUG_BACKUP) { 19356 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19357 } 19358 } 19359 } 19360 19361 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19362 throws IOException { 19363 serializer.startTag(null, TAG_ALL_GRANTS); 19364 19365 final int N = mSettings.mPackages.size(); 19366 for (int i = 0; i < N; i++) { 19367 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19368 boolean pkgGrantsKnown = false; 19369 19370 PermissionsState packagePerms = ps.getPermissionsState(); 19371 19372 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19373 final int grantFlags = state.getFlags(); 19374 // only look at grants that are not system/policy fixed 19375 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19376 final boolean isGranted = state.isGranted(); 19377 // And only back up the user-twiddled state bits 19378 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19379 final String packageName = mSettings.mPackages.keyAt(i); 19380 if (!pkgGrantsKnown) { 19381 serializer.startTag(null, TAG_GRANT); 19382 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19383 pkgGrantsKnown = true; 19384 } 19385 19386 final boolean userSet = 19387 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19388 final boolean userFixed = 19389 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19390 final boolean revoke = 19391 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19392 19393 serializer.startTag(null, TAG_PERMISSION); 19394 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19395 if (isGranted) { 19396 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19397 } 19398 if (userSet) { 19399 serializer.attribute(null, ATTR_USER_SET, "true"); 19400 } 19401 if (userFixed) { 19402 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19403 } 19404 if (revoke) { 19405 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19406 } 19407 serializer.endTag(null, TAG_PERMISSION); 19408 } 19409 } 19410 } 19411 19412 if (pkgGrantsKnown) { 19413 serializer.endTag(null, TAG_GRANT); 19414 } 19415 } 19416 19417 serializer.endTag(null, TAG_ALL_GRANTS); 19418 } 19419 19420 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19421 throws XmlPullParserException, IOException { 19422 String pkgName = null; 19423 int outerDepth = parser.getDepth(); 19424 int type; 19425 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19426 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19427 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19428 continue; 19429 } 19430 19431 final String tagName = parser.getName(); 19432 if (tagName.equals(TAG_GRANT)) { 19433 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19434 if (DEBUG_BACKUP) { 19435 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19436 } 19437 } else if (tagName.equals(TAG_PERMISSION)) { 19438 19439 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19440 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19441 19442 int newFlagSet = 0; 19443 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19444 newFlagSet |= FLAG_PERMISSION_USER_SET; 19445 } 19446 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19447 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19448 } 19449 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19450 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19451 } 19452 if (DEBUG_BACKUP) { 19453 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19454 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19455 } 19456 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19457 if (ps != null) { 19458 // Already installed so we apply the grant immediately 19459 if (DEBUG_BACKUP) { 19460 Slog.v(TAG, " + already installed; applying"); 19461 } 19462 PermissionsState perms = ps.getPermissionsState(); 19463 BasePermission bp = mSettings.mPermissions.get(permName); 19464 if (bp != null) { 19465 if (isGranted) { 19466 perms.grantRuntimePermission(bp, userId); 19467 } 19468 if (newFlagSet != 0) { 19469 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19470 } 19471 } 19472 } else { 19473 // Need to wait for post-restore install to apply the grant 19474 if (DEBUG_BACKUP) { 19475 Slog.v(TAG, " - not yet installed; saving for later"); 19476 } 19477 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19478 isGranted, newFlagSet, userId); 19479 } 19480 } else { 19481 PackageManagerService.reportSettingsProblem(Log.WARN, 19482 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19483 XmlUtils.skipCurrentTag(parser); 19484 } 19485 } 19486 19487 scheduleWriteSettingsLocked(); 19488 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19489 } 19490 19491 @Override 19492 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19493 int sourceUserId, int targetUserId, int flags) { 19494 mContext.enforceCallingOrSelfPermission( 19495 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19496 int callingUid = Binder.getCallingUid(); 19497 enforceOwnerRights(ownerPackage, callingUid); 19498 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19499 if (intentFilter.countActions() == 0) { 19500 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19501 return; 19502 } 19503 synchronized (mPackages) { 19504 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19505 ownerPackage, targetUserId, flags); 19506 CrossProfileIntentResolver resolver = 19507 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19508 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19509 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19510 if (existing != null) { 19511 int size = existing.size(); 19512 for (int i = 0; i < size; i++) { 19513 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19514 return; 19515 } 19516 } 19517 } 19518 resolver.addFilter(newFilter); 19519 scheduleWritePackageRestrictionsLocked(sourceUserId); 19520 } 19521 } 19522 19523 @Override 19524 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19525 mContext.enforceCallingOrSelfPermission( 19526 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19527 int callingUid = Binder.getCallingUid(); 19528 enforceOwnerRights(ownerPackage, callingUid); 19529 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19530 synchronized (mPackages) { 19531 CrossProfileIntentResolver resolver = 19532 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19533 ArraySet<CrossProfileIntentFilter> set = 19534 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19535 for (CrossProfileIntentFilter filter : set) { 19536 if (filter.getOwnerPackage().equals(ownerPackage)) { 19537 resolver.removeFilter(filter); 19538 } 19539 } 19540 scheduleWritePackageRestrictionsLocked(sourceUserId); 19541 } 19542 } 19543 19544 // Enforcing that callingUid is owning pkg on userId 19545 private void enforceOwnerRights(String pkg, int callingUid) { 19546 // The system owns everything. 19547 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19548 return; 19549 } 19550 int callingUserId = UserHandle.getUserId(callingUid); 19551 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19552 if (pi == null) { 19553 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19554 + callingUserId); 19555 } 19556 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19557 throw new SecurityException("Calling uid " + callingUid 19558 + " does not own package " + pkg); 19559 } 19560 } 19561 19562 @Override 19563 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19564 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19565 } 19566 19567 /** 19568 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19569 * then reports the most likely home activity or null if there are more than one. 19570 */ 19571 public ComponentName getDefaultHomeActivity(int userId) { 19572 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19573 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19574 if (cn != null) { 19575 return cn; 19576 } 19577 19578 // Find the launcher with the highest priority and return that component if there are no 19579 // other home activity with the same priority. 19580 int lastPriority = Integer.MIN_VALUE; 19581 ComponentName lastComponent = null; 19582 final int size = allHomeCandidates.size(); 19583 for (int i = 0; i < size; i++) { 19584 final ResolveInfo ri = allHomeCandidates.get(i); 19585 if (ri.priority > lastPriority) { 19586 lastComponent = ri.activityInfo.getComponentName(); 19587 lastPriority = ri.priority; 19588 } else if (ri.priority == lastPriority) { 19589 // Two components found with same priority. 19590 lastComponent = null; 19591 } 19592 } 19593 return lastComponent; 19594 } 19595 19596 private Intent getHomeIntent() { 19597 Intent intent = new Intent(Intent.ACTION_MAIN); 19598 intent.addCategory(Intent.CATEGORY_HOME); 19599 intent.addCategory(Intent.CATEGORY_DEFAULT); 19600 return intent; 19601 } 19602 19603 private IntentFilter getHomeFilter() { 19604 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19605 filter.addCategory(Intent.CATEGORY_HOME); 19606 filter.addCategory(Intent.CATEGORY_DEFAULT); 19607 return filter; 19608 } 19609 19610 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19611 int userId) { 19612 Intent intent = getHomeIntent(); 19613 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19614 PackageManager.GET_META_DATA, userId); 19615 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19616 true, false, false, userId); 19617 19618 allHomeCandidates.clear(); 19619 if (list != null) { 19620 for (ResolveInfo ri : list) { 19621 allHomeCandidates.add(ri); 19622 } 19623 } 19624 return (preferred == null || preferred.activityInfo == null) 19625 ? null 19626 : new ComponentName(preferred.activityInfo.packageName, 19627 preferred.activityInfo.name); 19628 } 19629 19630 @Override 19631 public void setHomeActivity(ComponentName comp, int userId) { 19632 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19633 getHomeActivitiesAsUser(homeActivities, userId); 19634 19635 boolean found = false; 19636 19637 final int size = homeActivities.size(); 19638 final ComponentName[] set = new ComponentName[size]; 19639 for (int i = 0; i < size; i++) { 19640 final ResolveInfo candidate = homeActivities.get(i); 19641 final ActivityInfo info = candidate.activityInfo; 19642 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19643 set[i] = activityName; 19644 if (!found && activityName.equals(comp)) { 19645 found = true; 19646 } 19647 } 19648 if (!found) { 19649 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19650 + userId); 19651 } 19652 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19653 set, comp, userId); 19654 } 19655 19656 private @Nullable String getSetupWizardPackageName() { 19657 final Intent intent = new Intent(Intent.ACTION_MAIN); 19658 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19659 19660 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19661 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19662 | MATCH_DISABLED_COMPONENTS, 19663 UserHandle.myUserId()); 19664 if (matches.size() == 1) { 19665 return matches.get(0).getComponentInfo().packageName; 19666 } else { 19667 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19668 + ": matches=" + matches); 19669 return null; 19670 } 19671 } 19672 19673 private @Nullable String getStorageManagerPackageName() { 19674 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19675 19676 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19677 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19678 | MATCH_DISABLED_COMPONENTS, 19679 UserHandle.myUserId()); 19680 if (matches.size() == 1) { 19681 return matches.get(0).getComponentInfo().packageName; 19682 } else { 19683 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19684 + matches.size() + ": matches=" + matches); 19685 return null; 19686 } 19687 } 19688 19689 @Override 19690 public void setApplicationEnabledSetting(String appPackageName, 19691 int newState, int flags, int userId, String callingPackage) { 19692 if (!sUserManager.exists(userId)) return; 19693 if (callingPackage == null) { 19694 callingPackage = Integer.toString(Binder.getCallingUid()); 19695 } 19696 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19697 } 19698 19699 @Override 19700 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19701 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19702 synchronized (mPackages) { 19703 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19704 if (pkgSetting != null) { 19705 pkgSetting.setUpdateAvailable(updateAvailable); 19706 } 19707 } 19708 } 19709 19710 @Override 19711 public void setComponentEnabledSetting(ComponentName componentName, 19712 int newState, int flags, int userId) { 19713 if (!sUserManager.exists(userId)) return; 19714 setEnabledSetting(componentName.getPackageName(), 19715 componentName.getClassName(), newState, flags, userId, null); 19716 } 19717 19718 private void setEnabledSetting(final String packageName, String className, int newState, 19719 final int flags, int userId, String callingPackage) { 19720 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19721 || newState == COMPONENT_ENABLED_STATE_ENABLED 19722 || newState == COMPONENT_ENABLED_STATE_DISABLED 19723 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19724 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19725 throw new IllegalArgumentException("Invalid new component state: " 19726 + newState); 19727 } 19728 PackageSetting pkgSetting; 19729 final int uid = Binder.getCallingUid(); 19730 final int permission; 19731 if (uid == Process.SYSTEM_UID) { 19732 permission = PackageManager.PERMISSION_GRANTED; 19733 } else { 19734 permission = mContext.checkCallingOrSelfPermission( 19735 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19736 } 19737 enforceCrossUserPermission(uid, userId, 19738 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19739 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19740 boolean sendNow = false; 19741 boolean isApp = (className == null); 19742 String componentName = isApp ? packageName : className; 19743 int packageUid = -1; 19744 ArrayList<String> components; 19745 19746 // writer 19747 synchronized (mPackages) { 19748 pkgSetting = mSettings.mPackages.get(packageName); 19749 if (pkgSetting == null) { 19750 if (className == null) { 19751 throw new IllegalArgumentException("Unknown package: " + packageName); 19752 } 19753 throw new IllegalArgumentException( 19754 "Unknown component: " + packageName + "/" + className); 19755 } 19756 } 19757 19758 // Limit who can change which apps 19759 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19760 // Don't allow apps that don't have permission to modify other apps 19761 if (!allowedByPermission) { 19762 throw new SecurityException( 19763 "Permission Denial: attempt to change component state from pid=" 19764 + Binder.getCallingPid() 19765 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19766 } 19767 // Don't allow changing protected packages. 19768 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19769 throw new SecurityException("Cannot disable a protected package: " + packageName); 19770 } 19771 } 19772 19773 synchronized (mPackages) { 19774 if (uid == Process.SHELL_UID 19775 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19776 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19777 // unless it is a test package. 19778 int oldState = pkgSetting.getEnabled(userId); 19779 if (className == null 19780 && 19781 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19782 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19783 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19784 && 19785 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19786 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19787 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19788 // ok 19789 } else { 19790 throw new SecurityException( 19791 "Shell cannot change component state for " + packageName + "/" 19792 + className + " to " + newState); 19793 } 19794 } 19795 if (className == null) { 19796 // We're dealing with an application/package level state change 19797 if (pkgSetting.getEnabled(userId) == newState) { 19798 // Nothing to do 19799 return; 19800 } 19801 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19802 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19803 // Don't care about who enables an app. 19804 callingPackage = null; 19805 } 19806 pkgSetting.setEnabled(newState, userId, callingPackage); 19807 // pkgSetting.pkg.mSetEnabled = newState; 19808 } else { 19809 // We're dealing with a component level state change 19810 // First, verify that this is a valid class name. 19811 PackageParser.Package pkg = pkgSetting.pkg; 19812 if (pkg == null || !pkg.hasComponentClassName(className)) { 19813 if (pkg != null && 19814 pkg.applicationInfo.targetSdkVersion >= 19815 Build.VERSION_CODES.JELLY_BEAN) { 19816 throw new IllegalArgumentException("Component class " + className 19817 + " does not exist in " + packageName); 19818 } else { 19819 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19820 + className + " does not exist in " + packageName); 19821 } 19822 } 19823 switch (newState) { 19824 case COMPONENT_ENABLED_STATE_ENABLED: 19825 if (!pkgSetting.enableComponentLPw(className, userId)) { 19826 return; 19827 } 19828 break; 19829 case COMPONENT_ENABLED_STATE_DISABLED: 19830 if (!pkgSetting.disableComponentLPw(className, userId)) { 19831 return; 19832 } 19833 break; 19834 case COMPONENT_ENABLED_STATE_DEFAULT: 19835 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19836 return; 19837 } 19838 break; 19839 default: 19840 Slog.e(TAG, "Invalid new component state: " + newState); 19841 return; 19842 } 19843 } 19844 scheduleWritePackageRestrictionsLocked(userId); 19845 updateSequenceNumberLP(packageName, new int[] { userId }); 19846 final long callingId = Binder.clearCallingIdentity(); 19847 try { 19848 updateInstantAppInstallerLocked(); 19849 } finally { 19850 Binder.restoreCallingIdentity(callingId); 19851 } 19852 components = mPendingBroadcasts.get(userId, packageName); 19853 final boolean newPackage = components == null; 19854 if (newPackage) { 19855 components = new ArrayList<String>(); 19856 } 19857 if (!components.contains(componentName)) { 19858 components.add(componentName); 19859 } 19860 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19861 sendNow = true; 19862 // Purge entry from pending broadcast list if another one exists already 19863 // since we are sending one right away. 19864 mPendingBroadcasts.remove(userId, packageName); 19865 } else { 19866 if (newPackage) { 19867 mPendingBroadcasts.put(userId, packageName, components); 19868 } 19869 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19870 // Schedule a message 19871 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19872 } 19873 } 19874 } 19875 19876 long callingId = Binder.clearCallingIdentity(); 19877 try { 19878 if (sendNow) { 19879 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19880 sendPackageChangedBroadcast(packageName, 19881 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19882 } 19883 } finally { 19884 Binder.restoreCallingIdentity(callingId); 19885 } 19886 } 19887 19888 @Override 19889 public void flushPackageRestrictionsAsUser(int userId) { 19890 if (!sUserManager.exists(userId)) { 19891 return; 19892 } 19893 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19894 false /* checkShell */, "flushPackageRestrictions"); 19895 synchronized (mPackages) { 19896 mSettings.writePackageRestrictionsLPr(userId); 19897 mDirtyUsers.remove(userId); 19898 if (mDirtyUsers.isEmpty()) { 19899 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19900 } 19901 } 19902 } 19903 19904 private void sendPackageChangedBroadcast(String packageName, 19905 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19906 if (DEBUG_INSTALL) 19907 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19908 + componentNames); 19909 Bundle extras = new Bundle(4); 19910 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19911 String nameList[] = new String[componentNames.size()]; 19912 componentNames.toArray(nameList); 19913 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19914 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19915 extras.putInt(Intent.EXTRA_UID, packageUid); 19916 // If this is not reporting a change of the overall package, then only send it 19917 // to registered receivers. We don't want to launch a swath of apps for every 19918 // little component state change. 19919 final int flags = !componentNames.contains(packageName) 19920 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19921 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19922 new int[] {UserHandle.getUserId(packageUid)}); 19923 } 19924 19925 @Override 19926 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19927 if (!sUserManager.exists(userId)) return; 19928 final int uid = Binder.getCallingUid(); 19929 final int permission = mContext.checkCallingOrSelfPermission( 19930 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19931 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19932 enforceCrossUserPermission(uid, userId, 19933 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19934 // writer 19935 synchronized (mPackages) { 19936 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19937 allowedByPermission, uid, userId)) { 19938 scheduleWritePackageRestrictionsLocked(userId); 19939 } 19940 } 19941 } 19942 19943 @Override 19944 public String getInstallerPackageName(String packageName) { 19945 // reader 19946 synchronized (mPackages) { 19947 return mSettings.getInstallerPackageNameLPr(packageName); 19948 } 19949 } 19950 19951 public boolean isOrphaned(String packageName) { 19952 // reader 19953 synchronized (mPackages) { 19954 return mSettings.isOrphaned(packageName); 19955 } 19956 } 19957 19958 @Override 19959 public int getApplicationEnabledSetting(String packageName, int userId) { 19960 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19961 int uid = Binder.getCallingUid(); 19962 enforceCrossUserPermission(uid, userId, 19963 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19964 // reader 19965 synchronized (mPackages) { 19966 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19967 } 19968 } 19969 19970 @Override 19971 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 19972 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19973 int uid = Binder.getCallingUid(); 19974 enforceCrossUserPermission(uid, userId, 19975 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 19976 // reader 19977 synchronized (mPackages) { 19978 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 19979 } 19980 } 19981 19982 @Override 19983 public void enterSafeMode() { 19984 enforceSystemOrRoot("Only the system can request entering safe mode"); 19985 19986 if (!mSystemReady) { 19987 mSafeMode = true; 19988 } 19989 } 19990 19991 @Override 19992 public void systemReady() { 19993 mSystemReady = true; 19994 19995 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19996 // disabled after already being started. 19997 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 19998 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 19999 20000 // Read the compatibilty setting when the system is ready. 20001 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20002 mContext.getContentResolver(), 20003 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20004 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20005 if (DEBUG_SETTINGS) { 20006 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20007 } 20008 20009 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20010 20011 synchronized (mPackages) { 20012 // Verify that all of the preferred activity components actually 20013 // exist. It is possible for applications to be updated and at 20014 // that point remove a previously declared activity component that 20015 // had been set as a preferred activity. We try to clean this up 20016 // the next time we encounter that preferred activity, but it is 20017 // possible for the user flow to never be able to return to that 20018 // situation so here we do a sanity check to make sure we haven't 20019 // left any junk around. 20020 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20021 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20022 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20023 removed.clear(); 20024 for (PreferredActivity pa : pir.filterSet()) { 20025 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20026 removed.add(pa); 20027 } 20028 } 20029 if (removed.size() > 0) { 20030 for (int r=0; r<removed.size(); r++) { 20031 PreferredActivity pa = removed.get(r); 20032 Slog.w(TAG, "Removing dangling preferred activity: " 20033 + pa.mPref.mComponent); 20034 pir.removeFilter(pa); 20035 } 20036 mSettings.writePackageRestrictionsLPr( 20037 mSettings.mPreferredActivities.keyAt(i)); 20038 } 20039 } 20040 20041 for (int userId : UserManagerService.getInstance().getUserIds()) { 20042 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20043 grantPermissionsUserIds = ArrayUtils.appendInt( 20044 grantPermissionsUserIds, userId); 20045 } 20046 } 20047 } 20048 sUserManager.systemReady(); 20049 20050 // If we upgraded grant all default permissions before kicking off. 20051 for (int userId : grantPermissionsUserIds) { 20052 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20053 } 20054 20055 // If we did not grant default permissions, we preload from this the 20056 // default permission exceptions lazily to ensure we don't hit the 20057 // disk on a new user creation. 20058 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20059 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20060 } 20061 20062 // Kick off any messages waiting for system ready 20063 if (mPostSystemReadyMessages != null) { 20064 for (Message msg : mPostSystemReadyMessages) { 20065 msg.sendToTarget(); 20066 } 20067 mPostSystemReadyMessages = null; 20068 } 20069 20070 // Watch for external volumes that come and go over time 20071 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20072 storage.registerListener(mStorageListener); 20073 20074 mInstallerService.systemReady(); 20075 mPackageDexOptimizer.systemReady(); 20076 20077 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20078 StorageManagerInternal.class); 20079 StorageManagerInternal.addExternalStoragePolicy( 20080 new StorageManagerInternal.ExternalStorageMountPolicy() { 20081 @Override 20082 public int getMountMode(int uid, String packageName) { 20083 if (Process.isIsolated(uid)) { 20084 return Zygote.MOUNT_EXTERNAL_NONE; 20085 } 20086 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20087 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20088 } 20089 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20090 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20091 } 20092 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20093 return Zygote.MOUNT_EXTERNAL_READ; 20094 } 20095 return Zygote.MOUNT_EXTERNAL_WRITE; 20096 } 20097 20098 @Override 20099 public boolean hasExternalStorage(int uid, String packageName) { 20100 return true; 20101 } 20102 }); 20103 20104 // Now that we're mostly running, clean up stale users and apps 20105 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20106 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20107 20108 if (mPrivappPermissionsViolations != null) { 20109 Slog.wtf(TAG,"Signature|privileged permissions not in " 20110 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20111 mPrivappPermissionsViolations = null; 20112 } 20113 } 20114 20115 public void waitForAppDataPrepared() { 20116 if (mPrepareAppDataFuture == null) { 20117 return; 20118 } 20119 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20120 mPrepareAppDataFuture = null; 20121 } 20122 20123 @Override 20124 public boolean isSafeMode() { 20125 return mSafeMode; 20126 } 20127 20128 @Override 20129 public boolean hasSystemUidErrors() { 20130 return mHasSystemUidErrors; 20131 } 20132 20133 static String arrayToString(int[] array) { 20134 StringBuffer buf = new StringBuffer(128); 20135 buf.append('['); 20136 if (array != null) { 20137 for (int i=0; i<array.length; i++) { 20138 if (i > 0) buf.append(", "); 20139 buf.append(array[i]); 20140 } 20141 } 20142 buf.append(']'); 20143 return buf.toString(); 20144 } 20145 20146 static class DumpState { 20147 public static final int DUMP_LIBS = 1 << 0; 20148 public static final int DUMP_FEATURES = 1 << 1; 20149 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20150 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20151 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20152 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20153 public static final int DUMP_PERMISSIONS = 1 << 6; 20154 public static final int DUMP_PACKAGES = 1 << 7; 20155 public static final int DUMP_SHARED_USERS = 1 << 8; 20156 public static final int DUMP_MESSAGES = 1 << 9; 20157 public static final int DUMP_PROVIDERS = 1 << 10; 20158 public static final int DUMP_VERIFIERS = 1 << 11; 20159 public static final int DUMP_PREFERRED = 1 << 12; 20160 public static final int DUMP_PREFERRED_XML = 1 << 13; 20161 public static final int DUMP_KEYSETS = 1 << 14; 20162 public static final int DUMP_VERSION = 1 << 15; 20163 public static final int DUMP_INSTALLS = 1 << 16; 20164 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20165 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20166 public static final int DUMP_FROZEN = 1 << 19; 20167 public static final int DUMP_DEXOPT = 1 << 20; 20168 public static final int DUMP_COMPILER_STATS = 1 << 21; 20169 public static final int DUMP_ENABLED_OVERLAYS = 1 << 22; 20170 20171 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20172 20173 private int mTypes; 20174 20175 private int mOptions; 20176 20177 private boolean mTitlePrinted; 20178 20179 private SharedUserSetting mSharedUser; 20180 20181 public boolean isDumping(int type) { 20182 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20183 return true; 20184 } 20185 20186 return (mTypes & type) != 0; 20187 } 20188 20189 public void setDump(int type) { 20190 mTypes |= type; 20191 } 20192 20193 public boolean isOptionEnabled(int option) { 20194 return (mOptions & option) != 0; 20195 } 20196 20197 public void setOptionEnabled(int option) { 20198 mOptions |= option; 20199 } 20200 20201 public boolean onTitlePrinted() { 20202 final boolean printed = mTitlePrinted; 20203 mTitlePrinted = true; 20204 return printed; 20205 } 20206 20207 public boolean getTitlePrinted() { 20208 return mTitlePrinted; 20209 } 20210 20211 public void setTitlePrinted(boolean enabled) { 20212 mTitlePrinted = enabled; 20213 } 20214 20215 public SharedUserSetting getSharedUser() { 20216 return mSharedUser; 20217 } 20218 20219 public void setSharedUser(SharedUserSetting user) { 20220 mSharedUser = user; 20221 } 20222 } 20223 20224 @Override 20225 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20226 FileDescriptor err, String[] args, ShellCallback callback, 20227 ResultReceiver resultReceiver) { 20228 (new PackageManagerShellCommand(this)).exec( 20229 this, in, out, err, args, callback, resultReceiver); 20230 } 20231 20232 @Override 20233 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20234 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20235 20236 DumpState dumpState = new DumpState(); 20237 boolean fullPreferred = false; 20238 boolean checkin = false; 20239 20240 String packageName = null; 20241 ArraySet<String> permissionNames = null; 20242 20243 int opti = 0; 20244 while (opti < args.length) { 20245 String opt = args[opti]; 20246 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20247 break; 20248 } 20249 opti++; 20250 20251 if ("-a".equals(opt)) { 20252 // Right now we only know how to print all. 20253 } else if ("-h".equals(opt)) { 20254 pw.println("Package manager dump options:"); 20255 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20256 pw.println(" --checkin: dump for a checkin"); 20257 pw.println(" -f: print details of intent filters"); 20258 pw.println(" -h: print this help"); 20259 pw.println(" cmd may be one of:"); 20260 pw.println(" l[ibraries]: list known shared libraries"); 20261 pw.println(" f[eatures]: list device features"); 20262 pw.println(" k[eysets]: print known keysets"); 20263 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20264 pw.println(" perm[issions]: dump permissions"); 20265 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20266 pw.println(" pref[erred]: print preferred package settings"); 20267 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20268 pw.println(" prov[iders]: dump content providers"); 20269 pw.println(" p[ackages]: dump installed packages"); 20270 pw.println(" s[hared-users]: dump shared user IDs"); 20271 pw.println(" m[essages]: print collected runtime messages"); 20272 pw.println(" v[erifiers]: print package verifier info"); 20273 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20274 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20275 pw.println(" version: print database version info"); 20276 pw.println(" write: write current settings now"); 20277 pw.println(" installs: details about install sessions"); 20278 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20279 pw.println(" dexopt: dump dexopt state"); 20280 pw.println(" compiler-stats: dump compiler statistics"); 20281 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20282 pw.println(" <package.name>: info about given package"); 20283 return; 20284 } else if ("--checkin".equals(opt)) { 20285 checkin = true; 20286 } else if ("-f".equals(opt)) { 20287 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20288 } else if ("--proto".equals(opt)) { 20289 dumpProto(fd); 20290 return; 20291 } else { 20292 pw.println("Unknown argument: " + opt + "; use -h for help"); 20293 } 20294 } 20295 20296 // Is the caller requesting to dump a particular piece of data? 20297 if (opti < args.length) { 20298 String cmd = args[opti]; 20299 opti++; 20300 // Is this a package name? 20301 if ("android".equals(cmd) || cmd.contains(".")) { 20302 packageName = cmd; 20303 // When dumping a single package, we always dump all of its 20304 // filter information since the amount of data will be reasonable. 20305 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20306 } else if ("check-permission".equals(cmd)) { 20307 if (opti >= args.length) { 20308 pw.println("Error: check-permission missing permission argument"); 20309 return; 20310 } 20311 String perm = args[opti]; 20312 opti++; 20313 if (opti >= args.length) { 20314 pw.println("Error: check-permission missing package argument"); 20315 return; 20316 } 20317 20318 String pkg = args[opti]; 20319 opti++; 20320 int user = UserHandle.getUserId(Binder.getCallingUid()); 20321 if (opti < args.length) { 20322 try { 20323 user = Integer.parseInt(args[opti]); 20324 } catch (NumberFormatException e) { 20325 pw.println("Error: check-permission user argument is not a number: " 20326 + args[opti]); 20327 return; 20328 } 20329 } 20330 20331 // Normalize package name to handle renamed packages and static libs 20332 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20333 20334 pw.println(checkPermission(perm, pkg, user)); 20335 return; 20336 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20337 dumpState.setDump(DumpState.DUMP_LIBS); 20338 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20339 dumpState.setDump(DumpState.DUMP_FEATURES); 20340 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20341 if (opti >= args.length) { 20342 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20343 | DumpState.DUMP_SERVICE_RESOLVERS 20344 | DumpState.DUMP_RECEIVER_RESOLVERS 20345 | DumpState.DUMP_CONTENT_RESOLVERS); 20346 } else { 20347 while (opti < args.length) { 20348 String name = args[opti]; 20349 if ("a".equals(name) || "activity".equals(name)) { 20350 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20351 } else if ("s".equals(name) || "service".equals(name)) { 20352 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20353 } else if ("r".equals(name) || "receiver".equals(name)) { 20354 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20355 } else if ("c".equals(name) || "content".equals(name)) { 20356 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20357 } else { 20358 pw.println("Error: unknown resolver table type: " + name); 20359 return; 20360 } 20361 opti++; 20362 } 20363 } 20364 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20365 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20366 } else if ("permission".equals(cmd)) { 20367 if (opti >= args.length) { 20368 pw.println("Error: permission requires permission name"); 20369 return; 20370 } 20371 permissionNames = new ArraySet<>(); 20372 while (opti < args.length) { 20373 permissionNames.add(args[opti]); 20374 opti++; 20375 } 20376 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20377 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20378 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20379 dumpState.setDump(DumpState.DUMP_PREFERRED); 20380 } else if ("preferred-xml".equals(cmd)) { 20381 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20382 if (opti < args.length && "--full".equals(args[opti])) { 20383 fullPreferred = true; 20384 opti++; 20385 } 20386 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20387 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20388 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20389 dumpState.setDump(DumpState.DUMP_PACKAGES); 20390 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20391 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20392 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20393 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20394 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20395 dumpState.setDump(DumpState.DUMP_MESSAGES); 20396 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20397 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20398 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20399 || "intent-filter-verifiers".equals(cmd)) { 20400 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20401 } else if ("version".equals(cmd)) { 20402 dumpState.setDump(DumpState.DUMP_VERSION); 20403 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20404 dumpState.setDump(DumpState.DUMP_KEYSETS); 20405 } else if ("installs".equals(cmd)) { 20406 dumpState.setDump(DumpState.DUMP_INSTALLS); 20407 } else if ("frozen".equals(cmd)) { 20408 dumpState.setDump(DumpState.DUMP_FROZEN); 20409 } else if ("dexopt".equals(cmd)) { 20410 dumpState.setDump(DumpState.DUMP_DEXOPT); 20411 } else if ("compiler-stats".equals(cmd)) { 20412 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20413 } else if ("enabled-overlays".equals(cmd)) { 20414 dumpState.setDump(DumpState.DUMP_ENABLED_OVERLAYS); 20415 } else if ("write".equals(cmd)) { 20416 synchronized (mPackages) { 20417 mSettings.writeLPr(); 20418 pw.println("Settings written."); 20419 return; 20420 } 20421 } 20422 } 20423 20424 if (checkin) { 20425 pw.println("vers,1"); 20426 } 20427 20428 // reader 20429 synchronized (mPackages) { 20430 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20431 if (!checkin) { 20432 if (dumpState.onTitlePrinted()) 20433 pw.println(); 20434 pw.println("Database versions:"); 20435 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20436 } 20437 } 20438 20439 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20440 if (!checkin) { 20441 if (dumpState.onTitlePrinted()) 20442 pw.println(); 20443 pw.println("Verifiers:"); 20444 pw.print(" Required: "); 20445 pw.print(mRequiredVerifierPackage); 20446 pw.print(" (uid="); 20447 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20448 UserHandle.USER_SYSTEM)); 20449 pw.println(")"); 20450 } else if (mRequiredVerifierPackage != null) { 20451 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20452 pw.print(","); 20453 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20454 UserHandle.USER_SYSTEM)); 20455 } 20456 } 20457 20458 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20459 packageName == null) { 20460 if (mIntentFilterVerifierComponent != null) { 20461 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20462 if (!checkin) { 20463 if (dumpState.onTitlePrinted()) 20464 pw.println(); 20465 pw.println("Intent Filter Verifier:"); 20466 pw.print(" Using: "); 20467 pw.print(verifierPackageName); 20468 pw.print(" (uid="); 20469 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20470 UserHandle.USER_SYSTEM)); 20471 pw.println(")"); 20472 } else if (verifierPackageName != null) { 20473 pw.print("ifv,"); pw.print(verifierPackageName); 20474 pw.print(","); 20475 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20476 UserHandle.USER_SYSTEM)); 20477 } 20478 } else { 20479 pw.println(); 20480 pw.println("No Intent Filter Verifier available!"); 20481 } 20482 } 20483 20484 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20485 boolean printedHeader = false; 20486 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20487 while (it.hasNext()) { 20488 String libName = it.next(); 20489 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20490 if (versionedLib == null) { 20491 continue; 20492 } 20493 final int versionCount = versionedLib.size(); 20494 for (int i = 0; i < versionCount; i++) { 20495 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20496 if (!checkin) { 20497 if (!printedHeader) { 20498 if (dumpState.onTitlePrinted()) 20499 pw.println(); 20500 pw.println("Libraries:"); 20501 printedHeader = true; 20502 } 20503 pw.print(" "); 20504 } else { 20505 pw.print("lib,"); 20506 } 20507 pw.print(libEntry.info.getName()); 20508 if (libEntry.info.isStatic()) { 20509 pw.print(" version=" + libEntry.info.getVersion()); 20510 } 20511 if (!checkin) { 20512 pw.print(" -> "); 20513 } 20514 if (libEntry.path != null) { 20515 pw.print(" (jar) "); 20516 pw.print(libEntry.path); 20517 } else { 20518 pw.print(" (apk) "); 20519 pw.print(libEntry.apk); 20520 } 20521 pw.println(); 20522 } 20523 } 20524 } 20525 20526 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20527 if (dumpState.onTitlePrinted()) 20528 pw.println(); 20529 if (!checkin) { 20530 pw.println("Features:"); 20531 } 20532 20533 synchronized (mAvailableFeatures) { 20534 for (FeatureInfo feat : mAvailableFeatures.values()) { 20535 if (checkin) { 20536 pw.print("feat,"); 20537 pw.print(feat.name); 20538 pw.print(","); 20539 pw.println(feat.version); 20540 } else { 20541 pw.print(" "); 20542 pw.print(feat.name); 20543 if (feat.version > 0) { 20544 pw.print(" version="); 20545 pw.print(feat.version); 20546 } 20547 pw.println(); 20548 } 20549 } 20550 } 20551 } 20552 20553 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20554 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20555 : "Activity Resolver Table:", " ", packageName, 20556 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20557 dumpState.setTitlePrinted(true); 20558 } 20559 } 20560 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20561 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20562 : "Receiver Resolver Table:", " ", packageName, 20563 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20564 dumpState.setTitlePrinted(true); 20565 } 20566 } 20567 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20568 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20569 : "Service Resolver Table:", " ", packageName, 20570 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20571 dumpState.setTitlePrinted(true); 20572 } 20573 } 20574 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20575 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20576 : "Provider Resolver Table:", " ", packageName, 20577 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20578 dumpState.setTitlePrinted(true); 20579 } 20580 } 20581 20582 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20583 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20584 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20585 int user = mSettings.mPreferredActivities.keyAt(i); 20586 if (pir.dump(pw, 20587 dumpState.getTitlePrinted() 20588 ? "\nPreferred Activities User " + user + ":" 20589 : "Preferred Activities User " + user + ":", " ", 20590 packageName, true, false)) { 20591 dumpState.setTitlePrinted(true); 20592 } 20593 } 20594 } 20595 20596 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20597 pw.flush(); 20598 FileOutputStream fout = new FileOutputStream(fd); 20599 BufferedOutputStream str = new BufferedOutputStream(fout); 20600 XmlSerializer serializer = new FastXmlSerializer(); 20601 try { 20602 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20603 serializer.startDocument(null, true); 20604 serializer.setFeature( 20605 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20606 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20607 serializer.endDocument(); 20608 serializer.flush(); 20609 } catch (IllegalArgumentException e) { 20610 pw.println("Failed writing: " + e); 20611 } catch (IllegalStateException e) { 20612 pw.println("Failed writing: " + e); 20613 } catch (IOException e) { 20614 pw.println("Failed writing: " + e); 20615 } 20616 } 20617 20618 if (!checkin 20619 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20620 && packageName == null) { 20621 pw.println(); 20622 int count = mSettings.mPackages.size(); 20623 if (count == 0) { 20624 pw.println("No applications!"); 20625 pw.println(); 20626 } else { 20627 final String prefix = " "; 20628 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20629 if (allPackageSettings.size() == 0) { 20630 pw.println("No domain preferred apps!"); 20631 pw.println(); 20632 } else { 20633 pw.println("App verification status:"); 20634 pw.println(); 20635 count = 0; 20636 for (PackageSetting ps : allPackageSettings) { 20637 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20638 if (ivi == null || ivi.getPackageName() == null) continue; 20639 pw.println(prefix + "Package: " + ivi.getPackageName()); 20640 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20641 pw.println(prefix + "Status: " + ivi.getStatusString()); 20642 pw.println(); 20643 count++; 20644 } 20645 if (count == 0) { 20646 pw.println(prefix + "No app verification established."); 20647 pw.println(); 20648 } 20649 for (int userId : sUserManager.getUserIds()) { 20650 pw.println("App linkages for user " + userId + ":"); 20651 pw.println(); 20652 count = 0; 20653 for (PackageSetting ps : allPackageSettings) { 20654 final long status = ps.getDomainVerificationStatusForUser(userId); 20655 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20656 && !DEBUG_DOMAIN_VERIFICATION) { 20657 continue; 20658 } 20659 pw.println(prefix + "Package: " + ps.name); 20660 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20661 String statusStr = IntentFilterVerificationInfo. 20662 getStatusStringFromValue(status); 20663 pw.println(prefix + "Status: " + statusStr); 20664 pw.println(); 20665 count++; 20666 } 20667 if (count == 0) { 20668 pw.println(prefix + "No configured app linkages."); 20669 pw.println(); 20670 } 20671 } 20672 } 20673 } 20674 } 20675 20676 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20677 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20678 if (packageName == null && permissionNames == null) { 20679 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20680 if (iperm == 0) { 20681 if (dumpState.onTitlePrinted()) 20682 pw.println(); 20683 pw.println("AppOp Permissions:"); 20684 } 20685 pw.print(" AppOp Permission "); 20686 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20687 pw.println(":"); 20688 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20689 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20690 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20691 } 20692 } 20693 } 20694 } 20695 20696 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20697 boolean printedSomething = false; 20698 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20699 if (packageName != null && !packageName.equals(p.info.packageName)) { 20700 continue; 20701 } 20702 if (!printedSomething) { 20703 if (dumpState.onTitlePrinted()) 20704 pw.println(); 20705 pw.println("Registered ContentProviders:"); 20706 printedSomething = true; 20707 } 20708 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20709 pw.print(" "); pw.println(p.toString()); 20710 } 20711 printedSomething = false; 20712 for (Map.Entry<String, PackageParser.Provider> entry : 20713 mProvidersByAuthority.entrySet()) { 20714 PackageParser.Provider p = entry.getValue(); 20715 if (packageName != null && !packageName.equals(p.info.packageName)) { 20716 continue; 20717 } 20718 if (!printedSomething) { 20719 if (dumpState.onTitlePrinted()) 20720 pw.println(); 20721 pw.println("ContentProvider Authorities:"); 20722 printedSomething = true; 20723 } 20724 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20725 pw.print(" "); pw.println(p.toString()); 20726 if (p.info != null && p.info.applicationInfo != null) { 20727 final String appInfo = p.info.applicationInfo.toString(); 20728 pw.print(" applicationInfo="); pw.println(appInfo); 20729 } 20730 } 20731 } 20732 20733 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20734 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20735 } 20736 20737 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20738 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20739 } 20740 20741 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20742 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20743 } 20744 20745 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20746 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20747 } 20748 20749 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20750 // XXX should handle packageName != null by dumping only install data that 20751 // the given package is involved with. 20752 if (dumpState.onTitlePrinted()) pw.println(); 20753 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20754 } 20755 20756 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20757 // XXX should handle packageName != null by dumping only install data that 20758 // the given package is involved with. 20759 if (dumpState.onTitlePrinted()) pw.println(); 20760 20761 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20762 ipw.println(); 20763 ipw.println("Frozen packages:"); 20764 ipw.increaseIndent(); 20765 if (mFrozenPackages.size() == 0) { 20766 ipw.println("(none)"); 20767 } else { 20768 for (int i = 0; i < mFrozenPackages.size(); i++) { 20769 ipw.println(mFrozenPackages.valueAt(i)); 20770 } 20771 } 20772 ipw.decreaseIndent(); 20773 } 20774 20775 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20776 if (dumpState.onTitlePrinted()) pw.println(); 20777 dumpDexoptStateLPr(pw, packageName); 20778 } 20779 20780 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20781 if (dumpState.onTitlePrinted()) pw.println(); 20782 dumpCompilerStatsLPr(pw, packageName); 20783 } 20784 20785 if (!checkin && dumpState.isDumping(DumpState.DUMP_ENABLED_OVERLAYS)) { 20786 if (dumpState.onTitlePrinted()) pw.println(); 20787 dumpEnabledOverlaysLPr(pw); 20788 } 20789 20790 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20791 if (dumpState.onTitlePrinted()) pw.println(); 20792 mSettings.dumpReadMessagesLPr(pw, dumpState); 20793 20794 pw.println(); 20795 pw.println("Package warning messages:"); 20796 BufferedReader in = null; 20797 String line = null; 20798 try { 20799 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20800 while ((line = in.readLine()) != null) { 20801 if (line.contains("ignored: updated version")) continue; 20802 pw.println(line); 20803 } 20804 } catch (IOException ignored) { 20805 } finally { 20806 IoUtils.closeQuietly(in); 20807 } 20808 } 20809 20810 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20811 BufferedReader in = null; 20812 String line = null; 20813 try { 20814 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20815 while ((line = in.readLine()) != null) { 20816 if (line.contains("ignored: updated version")) continue; 20817 pw.print("msg,"); 20818 pw.println(line); 20819 } 20820 } catch (IOException ignored) { 20821 } finally { 20822 IoUtils.closeQuietly(in); 20823 } 20824 } 20825 } 20826 } 20827 20828 private void dumpProto(FileDescriptor fd) { 20829 final ProtoOutputStream proto = new ProtoOutputStream(fd); 20830 20831 synchronized (mPackages) { 20832 final long requiredVerifierPackageToken = 20833 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 20834 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 20835 proto.write( 20836 PackageServiceDumpProto.PackageShortProto.UID, 20837 getPackageUid( 20838 mRequiredVerifierPackage, 20839 MATCH_DEBUG_TRIAGED_MISSING, 20840 UserHandle.USER_SYSTEM)); 20841 proto.end(requiredVerifierPackageToken); 20842 20843 if (mIntentFilterVerifierComponent != null) { 20844 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20845 final long verifierPackageToken = 20846 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 20847 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 20848 proto.write( 20849 PackageServiceDumpProto.PackageShortProto.UID, 20850 getPackageUid( 20851 verifierPackageName, 20852 MATCH_DEBUG_TRIAGED_MISSING, 20853 UserHandle.USER_SYSTEM)); 20854 proto.end(verifierPackageToken); 20855 } 20856 20857 dumpSharedLibrariesProto(proto); 20858 dumpFeaturesProto(proto); 20859 mSettings.dumpPackagesProto(proto); 20860 mSettings.dumpSharedUsersProto(proto); 20861 dumpMessagesProto(proto); 20862 } 20863 proto.flush(); 20864 } 20865 20866 private void dumpMessagesProto(ProtoOutputStream proto) { 20867 BufferedReader in = null; 20868 String line = null; 20869 try { 20870 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20871 while ((line = in.readLine()) != null) { 20872 if (line.contains("ignored: updated version")) continue; 20873 proto.write(PackageServiceDumpProto.MESSAGES, line); 20874 } 20875 } catch (IOException ignored) { 20876 } finally { 20877 IoUtils.closeQuietly(in); 20878 } 20879 } 20880 20881 private void dumpFeaturesProto(ProtoOutputStream proto) { 20882 synchronized (mAvailableFeatures) { 20883 final int count = mAvailableFeatures.size(); 20884 for (int i = 0; i < count; i++) { 20885 final FeatureInfo feat = mAvailableFeatures.valueAt(i); 20886 final long featureToken = proto.start(PackageServiceDumpProto.FEATURES); 20887 proto.write(PackageServiceDumpProto.FeatureProto.NAME, feat.name); 20888 proto.write(PackageServiceDumpProto.FeatureProto.VERSION, feat.version); 20889 proto.end(featureToken); 20890 } 20891 } 20892 } 20893 20894 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 20895 final int count = mSharedLibraries.size(); 20896 for (int i = 0; i < count; i++) { 20897 final String libName = mSharedLibraries.keyAt(i); 20898 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20899 if (versionedLib == null) { 20900 continue; 20901 } 20902 final int versionCount = versionedLib.size(); 20903 for (int j = 0; j < versionCount; j++) { 20904 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 20905 final long sharedLibraryToken = 20906 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 20907 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 20908 final boolean isJar = (libEntry.path != null); 20909 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 20910 if (isJar) { 20911 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 20912 } else { 20913 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 20914 } 20915 proto.end(sharedLibraryToken); 20916 } 20917 } 20918 } 20919 20920 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20921 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20922 ipw.println(); 20923 ipw.println("Dexopt state:"); 20924 ipw.increaseIndent(); 20925 Collection<PackageParser.Package> packages = null; 20926 if (packageName != null) { 20927 PackageParser.Package targetPackage = mPackages.get(packageName); 20928 if (targetPackage != null) { 20929 packages = Collections.singletonList(targetPackage); 20930 } else { 20931 ipw.println("Unable to find package: " + packageName); 20932 return; 20933 } 20934 } else { 20935 packages = mPackages.values(); 20936 } 20937 20938 for (PackageParser.Package pkg : packages) { 20939 ipw.println("[" + pkg.packageName + "]"); 20940 ipw.increaseIndent(); 20941 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20942 ipw.decreaseIndent(); 20943 } 20944 } 20945 20946 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20947 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20948 ipw.println(); 20949 ipw.println("Compiler stats:"); 20950 ipw.increaseIndent(); 20951 Collection<PackageParser.Package> packages = null; 20952 if (packageName != null) { 20953 PackageParser.Package targetPackage = mPackages.get(packageName); 20954 if (targetPackage != null) { 20955 packages = Collections.singletonList(targetPackage); 20956 } else { 20957 ipw.println("Unable to find package: " + packageName); 20958 return; 20959 } 20960 } else { 20961 packages = mPackages.values(); 20962 } 20963 20964 for (PackageParser.Package pkg : packages) { 20965 ipw.println("[" + pkg.packageName + "]"); 20966 ipw.increaseIndent(); 20967 20968 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20969 if (stats == null) { 20970 ipw.println("(No recorded stats)"); 20971 } else { 20972 stats.dump(ipw); 20973 } 20974 ipw.decreaseIndent(); 20975 } 20976 } 20977 20978 private void dumpEnabledOverlaysLPr(PrintWriter pw) { 20979 pw.println("Enabled overlay paths:"); 20980 final int N = mEnabledOverlayPaths.size(); 20981 for (int i = 0; i < N; i++) { 20982 final int userId = mEnabledOverlayPaths.keyAt(i); 20983 pw.println(String.format(" User %d:", userId)); 20984 final ArrayMap<String, ArrayList<String>> userSpecificOverlays = 20985 mEnabledOverlayPaths.valueAt(i); 20986 final int M = userSpecificOverlays.size(); 20987 for (int j = 0; j < M; j++) { 20988 final String targetPackageName = userSpecificOverlays.keyAt(j); 20989 final ArrayList<String> overlayPackagePaths = userSpecificOverlays.valueAt(j); 20990 pw.println(String.format(" %s: %s", targetPackageName, overlayPackagePaths)); 20991 } 20992 } 20993 } 20994 20995 private String dumpDomainString(String packageName) { 20996 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20997 .getList(); 20998 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20999 21000 ArraySet<String> result = new ArraySet<>(); 21001 if (iviList.size() > 0) { 21002 for (IntentFilterVerificationInfo ivi : iviList) { 21003 for (String host : ivi.getDomains()) { 21004 result.add(host); 21005 } 21006 } 21007 } 21008 if (filters != null && filters.size() > 0) { 21009 for (IntentFilter filter : filters) { 21010 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21011 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21012 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21013 result.addAll(filter.getHostsList()); 21014 } 21015 } 21016 } 21017 21018 StringBuilder sb = new StringBuilder(result.size() * 16); 21019 for (String domain : result) { 21020 if (sb.length() > 0) sb.append(" "); 21021 sb.append(domain); 21022 } 21023 return sb.toString(); 21024 } 21025 21026 // ------- apps on sdcard specific code ------- 21027 static final boolean DEBUG_SD_INSTALL = false; 21028 21029 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21030 21031 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21032 21033 private boolean mMediaMounted = false; 21034 21035 static String getEncryptKey() { 21036 try { 21037 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21038 SD_ENCRYPTION_KEYSTORE_NAME); 21039 if (sdEncKey == null) { 21040 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21041 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21042 if (sdEncKey == null) { 21043 Slog.e(TAG, "Failed to create encryption keys"); 21044 return null; 21045 } 21046 } 21047 return sdEncKey; 21048 } catch (NoSuchAlgorithmException nsae) { 21049 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21050 return null; 21051 } catch (IOException ioe) { 21052 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21053 return null; 21054 } 21055 } 21056 21057 /* 21058 * Update media status on PackageManager. 21059 */ 21060 @Override 21061 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 21062 int callingUid = Binder.getCallingUid(); 21063 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 21064 throw new SecurityException("Media status can only be updated by the system"); 21065 } 21066 // reader; this apparently protects mMediaMounted, but should probably 21067 // be a different lock in that case. 21068 synchronized (mPackages) { 21069 Log.i(TAG, "Updating external media status from " 21070 + (mMediaMounted ? "mounted" : "unmounted") + " to " 21071 + (mediaStatus ? "mounted" : "unmounted")); 21072 if (DEBUG_SD_INSTALL) 21073 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 21074 + ", mMediaMounted=" + mMediaMounted); 21075 if (mediaStatus == mMediaMounted) { 21076 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 21077 : 0, -1); 21078 mHandler.sendMessage(msg); 21079 return; 21080 } 21081 mMediaMounted = mediaStatus; 21082 } 21083 // Queue up an async operation since the package installation may take a 21084 // little while. 21085 mHandler.post(new Runnable() { 21086 public void run() { 21087 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21088 } 21089 }); 21090 } 21091 21092 /** 21093 * Called by StorageManagerService when the initial ASECs to scan are available. 21094 * Should block until all the ASEC containers are finished being scanned. 21095 */ 21096 public void scanAvailableAsecs() { 21097 updateExternalMediaStatusInner(true, false, false); 21098 } 21099 21100 /* 21101 * Collect information of applications on external media, map them against 21102 * existing containers and update information based on current mount status. 21103 * Please note that we always have to report status if reportStatus has been 21104 * set to true especially when unloading packages. 21105 */ 21106 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21107 boolean externalStorage) { 21108 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21109 int[] uidArr = EmptyArray.INT; 21110 21111 final String[] list = PackageHelper.getSecureContainerList(); 21112 if (ArrayUtils.isEmpty(list)) { 21113 Log.i(TAG, "No secure containers found"); 21114 } else { 21115 // Process list of secure containers and categorize them 21116 // as active or stale based on their package internal state. 21117 21118 // reader 21119 synchronized (mPackages) { 21120 for (String cid : list) { 21121 // Leave stages untouched for now; installer service owns them 21122 if (PackageInstallerService.isStageName(cid)) continue; 21123 21124 if (DEBUG_SD_INSTALL) 21125 Log.i(TAG, "Processing container " + cid); 21126 String pkgName = getAsecPackageName(cid); 21127 if (pkgName == null) { 21128 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21129 continue; 21130 } 21131 if (DEBUG_SD_INSTALL) 21132 Log.i(TAG, "Looking for pkg : " + pkgName); 21133 21134 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21135 if (ps == null) { 21136 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21137 continue; 21138 } 21139 21140 /* 21141 * Skip packages that are not external if we're unmounting 21142 * external storage. 21143 */ 21144 if (externalStorage && !isMounted && !isExternal(ps)) { 21145 continue; 21146 } 21147 21148 final AsecInstallArgs args = new AsecInstallArgs(cid, 21149 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21150 // The package status is changed only if the code path 21151 // matches between settings and the container id. 21152 if (ps.codePathString != null 21153 && ps.codePathString.startsWith(args.getCodePath())) { 21154 if (DEBUG_SD_INSTALL) { 21155 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21156 + " at code path: " + ps.codePathString); 21157 } 21158 21159 // We do have a valid package installed on sdcard 21160 processCids.put(args, ps.codePathString); 21161 final int uid = ps.appId; 21162 if (uid != -1) { 21163 uidArr = ArrayUtils.appendInt(uidArr, uid); 21164 } 21165 } else { 21166 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21167 + ps.codePathString); 21168 } 21169 } 21170 } 21171 21172 Arrays.sort(uidArr); 21173 } 21174 21175 // Process packages with valid entries. 21176 if (isMounted) { 21177 if (DEBUG_SD_INSTALL) 21178 Log.i(TAG, "Loading packages"); 21179 loadMediaPackages(processCids, uidArr, externalStorage); 21180 startCleaningPackages(); 21181 mInstallerService.onSecureContainersAvailable(); 21182 } else { 21183 if (DEBUG_SD_INSTALL) 21184 Log.i(TAG, "Unloading packages"); 21185 unloadMediaPackages(processCids, uidArr, reportStatus); 21186 } 21187 } 21188 21189 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21190 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21191 final int size = infos.size(); 21192 final String[] packageNames = new String[size]; 21193 final int[] packageUids = new int[size]; 21194 for (int i = 0; i < size; i++) { 21195 final ApplicationInfo info = infos.get(i); 21196 packageNames[i] = info.packageName; 21197 packageUids[i] = info.uid; 21198 } 21199 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21200 finishedReceiver); 21201 } 21202 21203 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21204 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21205 sendResourcesChangedBroadcast(mediaStatus, replacing, 21206 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21207 } 21208 21209 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21210 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21211 int size = pkgList.length; 21212 if (size > 0) { 21213 // Send broadcasts here 21214 Bundle extras = new Bundle(); 21215 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21216 if (uidArr != null) { 21217 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21218 } 21219 if (replacing) { 21220 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21221 } 21222 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21223 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21224 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21225 } 21226 } 21227 21228 /* 21229 * Look at potentially valid container ids from processCids If package 21230 * information doesn't match the one on record or package scanning fails, 21231 * the cid is added to list of removeCids. We currently don't delete stale 21232 * containers. 21233 */ 21234 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21235 boolean externalStorage) { 21236 ArrayList<String> pkgList = new ArrayList<String>(); 21237 Set<AsecInstallArgs> keys = processCids.keySet(); 21238 21239 for (AsecInstallArgs args : keys) { 21240 String codePath = processCids.get(args); 21241 if (DEBUG_SD_INSTALL) 21242 Log.i(TAG, "Loading container : " + args.cid); 21243 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21244 try { 21245 // Make sure there are no container errors first. 21246 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21247 Slog.e(TAG, "Failed to mount cid : " + args.cid 21248 + " when installing from sdcard"); 21249 continue; 21250 } 21251 // Check code path here. 21252 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21253 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21254 + " does not match one in settings " + codePath); 21255 continue; 21256 } 21257 // Parse package 21258 int parseFlags = mDefParseFlags; 21259 if (args.isExternalAsec()) { 21260 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21261 } 21262 if (args.isFwdLocked()) { 21263 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21264 } 21265 21266 synchronized (mInstallLock) { 21267 PackageParser.Package pkg = null; 21268 try { 21269 // Sadly we don't know the package name yet to freeze it 21270 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21271 SCAN_IGNORE_FROZEN, 0, null); 21272 } catch (PackageManagerException e) { 21273 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21274 } 21275 // Scan the package 21276 if (pkg != null) { 21277 /* 21278 * TODO why is the lock being held? doPostInstall is 21279 * called in other places without the lock. This needs 21280 * to be straightened out. 21281 */ 21282 // writer 21283 synchronized (mPackages) { 21284 retCode = PackageManager.INSTALL_SUCCEEDED; 21285 pkgList.add(pkg.packageName); 21286 // Post process args 21287 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21288 pkg.applicationInfo.uid); 21289 } 21290 } else { 21291 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21292 } 21293 } 21294 21295 } finally { 21296 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21297 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21298 } 21299 } 21300 } 21301 // writer 21302 synchronized (mPackages) { 21303 // If the platform SDK has changed since the last time we booted, 21304 // we need to re-grant app permission to catch any new ones that 21305 // appear. This is really a hack, and means that apps can in some 21306 // cases get permissions that the user didn't initially explicitly 21307 // allow... it would be nice to have some better way to handle 21308 // this situation. 21309 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21310 : mSettings.getInternalVersion(); 21311 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21312 : StorageManager.UUID_PRIVATE_INTERNAL; 21313 21314 int updateFlags = UPDATE_PERMISSIONS_ALL; 21315 if (ver.sdkVersion != mSdkVersion) { 21316 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21317 + mSdkVersion + "; regranting permissions for external"); 21318 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21319 } 21320 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21321 21322 // Yay, everything is now upgraded 21323 ver.forceCurrent(); 21324 21325 // can downgrade to reader 21326 // Persist settings 21327 mSettings.writeLPr(); 21328 } 21329 // Send a broadcast to let everyone know we are done processing 21330 if (pkgList.size() > 0) { 21331 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21332 } 21333 } 21334 21335 /* 21336 * Utility method to unload a list of specified containers 21337 */ 21338 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21339 // Just unmount all valid containers. 21340 for (AsecInstallArgs arg : cidArgs) { 21341 synchronized (mInstallLock) { 21342 arg.doPostDeleteLI(false); 21343 } 21344 } 21345 } 21346 21347 /* 21348 * Unload packages mounted on external media. This involves deleting package 21349 * data from internal structures, sending broadcasts about disabled packages, 21350 * gc'ing to free up references, unmounting all secure containers 21351 * corresponding to packages on external media, and posting a 21352 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21353 * that we always have to post this message if status has been requested no 21354 * matter what. 21355 */ 21356 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21357 final boolean reportStatus) { 21358 if (DEBUG_SD_INSTALL) 21359 Log.i(TAG, "unloading media packages"); 21360 ArrayList<String> pkgList = new ArrayList<String>(); 21361 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21362 final Set<AsecInstallArgs> keys = processCids.keySet(); 21363 for (AsecInstallArgs args : keys) { 21364 String pkgName = args.getPackageName(); 21365 if (DEBUG_SD_INSTALL) 21366 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21367 // Delete package internally 21368 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21369 synchronized (mInstallLock) { 21370 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21371 final boolean res; 21372 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21373 "unloadMediaPackages")) { 21374 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21375 null); 21376 } 21377 if (res) { 21378 pkgList.add(pkgName); 21379 } else { 21380 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21381 failedList.add(args); 21382 } 21383 } 21384 } 21385 21386 // reader 21387 synchronized (mPackages) { 21388 // We didn't update the settings after removing each package; 21389 // write them now for all packages. 21390 mSettings.writeLPr(); 21391 } 21392 21393 // We have to absolutely send UPDATED_MEDIA_STATUS only 21394 // after confirming that all the receivers processed the ordered 21395 // broadcast when packages get disabled, force a gc to clean things up. 21396 // and unload all the containers. 21397 if (pkgList.size() > 0) { 21398 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21399 new IIntentReceiver.Stub() { 21400 public void performReceive(Intent intent, int resultCode, String data, 21401 Bundle extras, boolean ordered, boolean sticky, 21402 int sendingUser) throws RemoteException { 21403 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21404 reportStatus ? 1 : 0, 1, keys); 21405 mHandler.sendMessage(msg); 21406 } 21407 }); 21408 } else { 21409 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21410 keys); 21411 mHandler.sendMessage(msg); 21412 } 21413 } 21414 21415 private void loadPrivatePackages(final VolumeInfo vol) { 21416 mHandler.post(new Runnable() { 21417 @Override 21418 public void run() { 21419 loadPrivatePackagesInner(vol); 21420 } 21421 }); 21422 } 21423 21424 private void loadPrivatePackagesInner(VolumeInfo vol) { 21425 final String volumeUuid = vol.fsUuid; 21426 if (TextUtils.isEmpty(volumeUuid)) { 21427 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21428 return; 21429 } 21430 21431 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21432 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21433 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21434 21435 final VersionInfo ver; 21436 final List<PackageSetting> packages; 21437 synchronized (mPackages) { 21438 ver = mSettings.findOrCreateVersion(volumeUuid); 21439 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21440 } 21441 21442 for (PackageSetting ps : packages) { 21443 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21444 synchronized (mInstallLock) { 21445 final PackageParser.Package pkg; 21446 try { 21447 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21448 loaded.add(pkg.applicationInfo); 21449 21450 } catch (PackageManagerException e) { 21451 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21452 } 21453 21454 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21455 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21456 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21457 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21458 } 21459 } 21460 } 21461 21462 // Reconcile app data for all started/unlocked users 21463 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21464 final UserManager um = mContext.getSystemService(UserManager.class); 21465 UserManagerInternal umInternal = getUserManagerInternal(); 21466 for (UserInfo user : um.getUsers()) { 21467 final int flags; 21468 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21469 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21470 } else if (umInternal.isUserRunning(user.id)) { 21471 flags = StorageManager.FLAG_STORAGE_DE; 21472 } else { 21473 continue; 21474 } 21475 21476 try { 21477 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21478 synchronized (mInstallLock) { 21479 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21480 } 21481 } catch (IllegalStateException e) { 21482 // Device was probably ejected, and we'll process that event momentarily 21483 Slog.w(TAG, "Failed to prepare storage: " + e); 21484 } 21485 } 21486 21487 synchronized (mPackages) { 21488 int updateFlags = UPDATE_PERMISSIONS_ALL; 21489 if (ver.sdkVersion != mSdkVersion) { 21490 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21491 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21492 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21493 } 21494 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21495 21496 // Yay, everything is now upgraded 21497 ver.forceCurrent(); 21498 21499 mSettings.writeLPr(); 21500 } 21501 21502 for (PackageFreezer freezer : freezers) { 21503 freezer.close(); 21504 } 21505 21506 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21507 sendResourcesChangedBroadcast(true, false, loaded, null); 21508 } 21509 21510 private void unloadPrivatePackages(final VolumeInfo vol) { 21511 mHandler.post(new Runnable() { 21512 @Override 21513 public void run() { 21514 unloadPrivatePackagesInner(vol); 21515 } 21516 }); 21517 } 21518 21519 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21520 final String volumeUuid = vol.fsUuid; 21521 if (TextUtils.isEmpty(volumeUuid)) { 21522 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21523 return; 21524 } 21525 21526 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21527 synchronized (mInstallLock) { 21528 synchronized (mPackages) { 21529 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21530 for (PackageSetting ps : packages) { 21531 if (ps.pkg == null) continue; 21532 21533 final ApplicationInfo info = ps.pkg.applicationInfo; 21534 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21535 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21536 21537 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21538 "unloadPrivatePackagesInner")) { 21539 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21540 false, null)) { 21541 unloaded.add(info); 21542 } else { 21543 Slog.w(TAG, "Failed to unload " + ps.codePath); 21544 } 21545 } 21546 21547 // Try very hard to release any references to this package 21548 // so we don't risk the system server being killed due to 21549 // open FDs 21550 AttributeCache.instance().removePackage(ps.name); 21551 } 21552 21553 mSettings.writeLPr(); 21554 } 21555 } 21556 21557 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21558 sendResourcesChangedBroadcast(false, false, unloaded, null); 21559 21560 // Try very hard to release any references to this path so we don't risk 21561 // the system server being killed due to open FDs 21562 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21563 21564 for (int i = 0; i < 3; i++) { 21565 System.gc(); 21566 System.runFinalization(); 21567 } 21568 } 21569 21570 private void assertPackageKnown(String volumeUuid, String packageName) 21571 throws PackageManagerException { 21572 synchronized (mPackages) { 21573 // Normalize package name to handle renamed packages 21574 packageName = normalizePackageNameLPr(packageName); 21575 21576 final PackageSetting ps = mSettings.mPackages.get(packageName); 21577 if (ps == null) { 21578 throw new PackageManagerException("Package " + packageName + " is unknown"); 21579 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21580 throw new PackageManagerException( 21581 "Package " + packageName + " found on unknown volume " + volumeUuid 21582 + "; expected volume " + ps.volumeUuid); 21583 } 21584 } 21585 } 21586 21587 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21588 throws PackageManagerException { 21589 synchronized (mPackages) { 21590 // Normalize package name to handle renamed packages 21591 packageName = normalizePackageNameLPr(packageName); 21592 21593 final PackageSetting ps = mSettings.mPackages.get(packageName); 21594 if (ps == null) { 21595 throw new PackageManagerException("Package " + packageName + " is unknown"); 21596 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21597 throw new PackageManagerException( 21598 "Package " + packageName + " found on unknown volume " + volumeUuid 21599 + "; expected volume " + ps.volumeUuid); 21600 } else if (!ps.getInstalled(userId)) { 21601 throw new PackageManagerException( 21602 "Package " + packageName + " not installed for user " + userId); 21603 } 21604 } 21605 } 21606 21607 private List<String> collectAbsoluteCodePaths() { 21608 synchronized (mPackages) { 21609 List<String> codePaths = new ArrayList<>(); 21610 final int packageCount = mSettings.mPackages.size(); 21611 for (int i = 0; i < packageCount; i++) { 21612 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21613 codePaths.add(ps.codePath.getAbsolutePath()); 21614 } 21615 return codePaths; 21616 } 21617 } 21618 21619 /** 21620 * Examine all apps present on given mounted volume, and destroy apps that 21621 * aren't expected, either due to uninstallation or reinstallation on 21622 * another volume. 21623 */ 21624 private void reconcileApps(String volumeUuid) { 21625 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21626 List<File> filesToDelete = null; 21627 21628 final File[] files = FileUtils.listFilesOrEmpty( 21629 Environment.getDataAppDirectory(volumeUuid)); 21630 for (File file : files) { 21631 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21632 && !PackageInstallerService.isStageName(file.getName()); 21633 if (!isPackage) { 21634 // Ignore entries which are not packages 21635 continue; 21636 } 21637 21638 String absolutePath = file.getAbsolutePath(); 21639 21640 boolean pathValid = false; 21641 final int absoluteCodePathCount = absoluteCodePaths.size(); 21642 for (int i = 0; i < absoluteCodePathCount; i++) { 21643 String absoluteCodePath = absoluteCodePaths.get(i); 21644 if (absolutePath.startsWith(absoluteCodePath)) { 21645 pathValid = true; 21646 break; 21647 } 21648 } 21649 21650 if (!pathValid) { 21651 if (filesToDelete == null) { 21652 filesToDelete = new ArrayList<>(); 21653 } 21654 filesToDelete.add(file); 21655 } 21656 } 21657 21658 if (filesToDelete != null) { 21659 final int fileToDeleteCount = filesToDelete.size(); 21660 for (int i = 0; i < fileToDeleteCount; i++) { 21661 File fileToDelete = filesToDelete.get(i); 21662 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21663 synchronized (mInstallLock) { 21664 removeCodePathLI(fileToDelete); 21665 } 21666 } 21667 } 21668 } 21669 21670 /** 21671 * Reconcile all app data for the given user. 21672 * <p> 21673 * Verifies that directories exist and that ownership and labeling is 21674 * correct for all installed apps on all mounted volumes. 21675 */ 21676 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21677 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21678 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21679 final String volumeUuid = vol.getFsUuid(); 21680 synchronized (mInstallLock) { 21681 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21682 } 21683 } 21684 } 21685 21686 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21687 boolean migrateAppData) { 21688 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21689 } 21690 21691 /** 21692 * Reconcile all app data on given mounted volume. 21693 * <p> 21694 * Destroys app data that isn't expected, either due to uninstallation or 21695 * reinstallation on another volume. 21696 * <p> 21697 * Verifies that directories exist and that ownership and labeling is 21698 * correct for all installed apps. 21699 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21700 */ 21701 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21702 boolean migrateAppData, boolean onlyCoreApps) { 21703 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21704 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21705 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21706 21707 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21708 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21709 21710 // First look for stale data that doesn't belong, and check if things 21711 // have changed since we did our last restorecon 21712 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21713 if (StorageManager.isFileEncryptedNativeOrEmulated() 21714 && !StorageManager.isUserKeyUnlocked(userId)) { 21715 throw new RuntimeException( 21716 "Yikes, someone asked us to reconcile CE storage while " + userId 21717 + " was still locked; this would have caused massive data loss!"); 21718 } 21719 21720 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21721 for (File file : files) { 21722 final String packageName = file.getName(); 21723 try { 21724 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21725 } catch (PackageManagerException e) { 21726 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21727 try { 21728 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21729 StorageManager.FLAG_STORAGE_CE, 0); 21730 } catch (InstallerException e2) { 21731 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21732 } 21733 } 21734 } 21735 } 21736 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21737 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21738 for (File file : files) { 21739 final String packageName = file.getName(); 21740 try { 21741 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21742 } catch (PackageManagerException e) { 21743 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21744 try { 21745 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21746 StorageManager.FLAG_STORAGE_DE, 0); 21747 } catch (InstallerException e2) { 21748 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21749 } 21750 } 21751 } 21752 } 21753 21754 // Ensure that data directories are ready to roll for all packages 21755 // installed for this volume and user 21756 final List<PackageSetting> packages; 21757 synchronized (mPackages) { 21758 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21759 } 21760 int preparedCount = 0; 21761 for (PackageSetting ps : packages) { 21762 final String packageName = ps.name; 21763 if (ps.pkg == null) { 21764 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21765 // TODO: might be due to legacy ASEC apps; we should circle back 21766 // and reconcile again once they're scanned 21767 continue; 21768 } 21769 // Skip non-core apps if requested 21770 if (onlyCoreApps && !ps.pkg.coreApp) { 21771 result.add(packageName); 21772 continue; 21773 } 21774 21775 if (ps.getInstalled(userId)) { 21776 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21777 preparedCount++; 21778 } 21779 } 21780 21781 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21782 return result; 21783 } 21784 21785 /** 21786 * Prepare app data for the given app just after it was installed or 21787 * upgraded. This method carefully only touches users that it's installed 21788 * for, and it forces a restorecon to handle any seinfo changes. 21789 * <p> 21790 * Verifies that directories exist and that ownership and labeling is 21791 * correct for all installed apps. If there is an ownership mismatch, it 21792 * will try recovering system apps by wiping data; third-party app data is 21793 * left intact. 21794 * <p> 21795 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21796 */ 21797 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21798 final PackageSetting ps; 21799 synchronized (mPackages) { 21800 ps = mSettings.mPackages.get(pkg.packageName); 21801 mSettings.writeKernelMappingLPr(ps); 21802 } 21803 21804 final UserManager um = mContext.getSystemService(UserManager.class); 21805 UserManagerInternal umInternal = getUserManagerInternal(); 21806 for (UserInfo user : um.getUsers()) { 21807 final int flags; 21808 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21809 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21810 } else if (umInternal.isUserRunning(user.id)) { 21811 flags = StorageManager.FLAG_STORAGE_DE; 21812 } else { 21813 continue; 21814 } 21815 21816 if (ps.getInstalled(user.id)) { 21817 // TODO: when user data is locked, mark that we're still dirty 21818 prepareAppDataLIF(pkg, user.id, flags); 21819 } 21820 } 21821 } 21822 21823 /** 21824 * Prepare app data for the given app. 21825 * <p> 21826 * Verifies that directories exist and that ownership and labeling is 21827 * correct for all installed apps. If there is an ownership mismatch, this 21828 * will try recovering system apps by wiping data; third-party app data is 21829 * left intact. 21830 */ 21831 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21832 if (pkg == null) { 21833 Slog.wtf(TAG, "Package was null!", new Throwable()); 21834 return; 21835 } 21836 prepareAppDataLeafLIF(pkg, userId, flags); 21837 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21838 for (int i = 0; i < childCount; i++) { 21839 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21840 } 21841 } 21842 21843 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21844 boolean maybeMigrateAppData) { 21845 prepareAppDataLIF(pkg, userId, flags); 21846 21847 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21848 // We may have just shuffled around app data directories, so 21849 // prepare them one more time 21850 prepareAppDataLIF(pkg, userId, flags); 21851 } 21852 } 21853 21854 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21855 if (DEBUG_APP_DATA) { 21856 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21857 + Integer.toHexString(flags)); 21858 } 21859 21860 final String volumeUuid = pkg.volumeUuid; 21861 final String packageName = pkg.packageName; 21862 final ApplicationInfo app = pkg.applicationInfo; 21863 final int appId = UserHandle.getAppId(app.uid); 21864 21865 Preconditions.checkNotNull(app.seInfo); 21866 21867 long ceDataInode = -1; 21868 try { 21869 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21870 appId, app.seInfo, app.targetSdkVersion); 21871 } catch (InstallerException e) { 21872 if (app.isSystemApp()) { 21873 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21874 + ", but trying to recover: " + e); 21875 destroyAppDataLeafLIF(pkg, userId, flags); 21876 try { 21877 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21878 appId, app.seInfo, app.targetSdkVersion); 21879 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21880 } catch (InstallerException e2) { 21881 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21882 } 21883 } else { 21884 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21885 } 21886 } 21887 21888 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21889 // TODO: mark this structure as dirty so we persist it! 21890 synchronized (mPackages) { 21891 final PackageSetting ps = mSettings.mPackages.get(packageName); 21892 if (ps != null) { 21893 ps.setCeDataInode(ceDataInode, userId); 21894 } 21895 } 21896 } 21897 21898 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21899 } 21900 21901 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21902 if (pkg == null) { 21903 Slog.wtf(TAG, "Package was null!", new Throwable()); 21904 return; 21905 } 21906 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21907 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21908 for (int i = 0; i < childCount; i++) { 21909 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21910 } 21911 } 21912 21913 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21914 final String volumeUuid = pkg.volumeUuid; 21915 final String packageName = pkg.packageName; 21916 final ApplicationInfo app = pkg.applicationInfo; 21917 21918 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21919 // Create a native library symlink only if we have native libraries 21920 // and if the native libraries are 32 bit libraries. We do not provide 21921 // this symlink for 64 bit libraries. 21922 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21923 final String nativeLibPath = app.nativeLibraryDir; 21924 try { 21925 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21926 nativeLibPath, userId); 21927 } catch (InstallerException e) { 21928 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21929 } 21930 } 21931 } 21932 } 21933 21934 /** 21935 * For system apps on non-FBE devices, this method migrates any existing 21936 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21937 * requested by the app. 21938 */ 21939 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21940 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21941 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21942 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21943 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21944 try { 21945 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21946 storageTarget); 21947 } catch (InstallerException e) { 21948 logCriticalInfo(Log.WARN, 21949 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21950 } 21951 return true; 21952 } else { 21953 return false; 21954 } 21955 } 21956 21957 public PackageFreezer freezePackage(String packageName, String killReason) { 21958 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21959 } 21960 21961 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21962 return new PackageFreezer(packageName, userId, killReason); 21963 } 21964 21965 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21966 String killReason) { 21967 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21968 } 21969 21970 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21971 String killReason) { 21972 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21973 return new PackageFreezer(); 21974 } else { 21975 return freezePackage(packageName, userId, killReason); 21976 } 21977 } 21978 21979 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21980 String killReason) { 21981 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21982 } 21983 21984 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21985 String killReason) { 21986 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21987 return new PackageFreezer(); 21988 } else { 21989 return freezePackage(packageName, userId, killReason); 21990 } 21991 } 21992 21993 /** 21994 * Class that freezes and kills the given package upon creation, and 21995 * unfreezes it upon closing. This is typically used when doing surgery on 21996 * app code/data to prevent the app from running while you're working. 21997 */ 21998 private class PackageFreezer implements AutoCloseable { 21999 private final String mPackageName; 22000 private final PackageFreezer[] mChildren; 22001 22002 private final boolean mWeFroze; 22003 22004 private final AtomicBoolean mClosed = new AtomicBoolean(); 22005 private final CloseGuard mCloseGuard = CloseGuard.get(); 22006 22007 /** 22008 * Create and return a stub freezer that doesn't actually do anything, 22009 * typically used when someone requested 22010 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22011 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22012 */ 22013 public PackageFreezer() { 22014 mPackageName = null; 22015 mChildren = null; 22016 mWeFroze = false; 22017 mCloseGuard.open("close"); 22018 } 22019 22020 public PackageFreezer(String packageName, int userId, String killReason) { 22021 synchronized (mPackages) { 22022 mPackageName = packageName; 22023 mWeFroze = mFrozenPackages.add(mPackageName); 22024 22025 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22026 if (ps != null) { 22027 killApplication(ps.name, ps.appId, userId, killReason); 22028 } 22029 22030 final PackageParser.Package p = mPackages.get(packageName); 22031 if (p != null && p.childPackages != null) { 22032 final int N = p.childPackages.size(); 22033 mChildren = new PackageFreezer[N]; 22034 for (int i = 0; i < N; i++) { 22035 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22036 userId, killReason); 22037 } 22038 } else { 22039 mChildren = null; 22040 } 22041 } 22042 mCloseGuard.open("close"); 22043 } 22044 22045 @Override 22046 protected void finalize() throws Throwable { 22047 try { 22048 mCloseGuard.warnIfOpen(); 22049 close(); 22050 } finally { 22051 super.finalize(); 22052 } 22053 } 22054 22055 @Override 22056 public void close() { 22057 mCloseGuard.close(); 22058 if (mClosed.compareAndSet(false, true)) { 22059 synchronized (mPackages) { 22060 if (mWeFroze) { 22061 mFrozenPackages.remove(mPackageName); 22062 } 22063 22064 if (mChildren != null) { 22065 for (PackageFreezer freezer : mChildren) { 22066 freezer.close(); 22067 } 22068 } 22069 } 22070 } 22071 } 22072 } 22073 22074 /** 22075 * Verify that given package is currently frozen. 22076 */ 22077 private void checkPackageFrozen(String packageName) { 22078 synchronized (mPackages) { 22079 if (!mFrozenPackages.contains(packageName)) { 22080 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22081 } 22082 } 22083 } 22084 22085 @Override 22086 public int movePackage(final String packageName, final String volumeUuid) { 22087 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22088 22089 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 22090 final int moveId = mNextMoveId.getAndIncrement(); 22091 mHandler.post(new Runnable() { 22092 @Override 22093 public void run() { 22094 try { 22095 movePackageInternal(packageName, volumeUuid, moveId, user); 22096 } catch (PackageManagerException e) { 22097 Slog.w(TAG, "Failed to move " + packageName, e); 22098 mMoveCallbacks.notifyStatusChanged(moveId, 22099 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22100 } 22101 } 22102 }); 22103 return moveId; 22104 } 22105 22106 private void movePackageInternal(final String packageName, final String volumeUuid, 22107 final int moveId, UserHandle user) throws PackageManagerException { 22108 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22109 final PackageManager pm = mContext.getPackageManager(); 22110 22111 final boolean currentAsec; 22112 final String currentVolumeUuid; 22113 final File codeFile; 22114 final String installerPackageName; 22115 final String packageAbiOverride; 22116 final int appId; 22117 final String seinfo; 22118 final String label; 22119 final int targetSdkVersion; 22120 final PackageFreezer freezer; 22121 final int[] installedUserIds; 22122 22123 // reader 22124 synchronized (mPackages) { 22125 final PackageParser.Package pkg = mPackages.get(packageName); 22126 final PackageSetting ps = mSettings.mPackages.get(packageName); 22127 if (pkg == null || ps == null) { 22128 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22129 } 22130 22131 if (pkg.applicationInfo.isSystemApp()) { 22132 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22133 "Cannot move system application"); 22134 } 22135 22136 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22137 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22138 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22139 if (isInternalStorage && !allow3rdPartyOnInternal) { 22140 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22141 "3rd party apps are not allowed on internal storage"); 22142 } 22143 22144 if (pkg.applicationInfo.isExternalAsec()) { 22145 currentAsec = true; 22146 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22147 } else if (pkg.applicationInfo.isForwardLocked()) { 22148 currentAsec = true; 22149 currentVolumeUuid = "forward_locked"; 22150 } else { 22151 currentAsec = false; 22152 currentVolumeUuid = ps.volumeUuid; 22153 22154 final File probe = new File(pkg.codePath); 22155 final File probeOat = new File(probe, "oat"); 22156 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22157 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22158 "Move only supported for modern cluster style installs"); 22159 } 22160 } 22161 22162 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22163 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22164 "Package already moved to " + volumeUuid); 22165 } 22166 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22167 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22168 "Device admin cannot be moved"); 22169 } 22170 22171 if (mFrozenPackages.contains(packageName)) { 22172 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22173 "Failed to move already frozen package"); 22174 } 22175 22176 codeFile = new File(pkg.codePath); 22177 installerPackageName = ps.installerPackageName; 22178 packageAbiOverride = ps.cpuAbiOverrideString; 22179 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22180 seinfo = pkg.applicationInfo.seInfo; 22181 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22182 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22183 freezer = freezePackage(packageName, "movePackageInternal"); 22184 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22185 } 22186 22187 final Bundle extras = new Bundle(); 22188 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22189 extras.putString(Intent.EXTRA_TITLE, label); 22190 mMoveCallbacks.notifyCreated(moveId, extras); 22191 22192 int installFlags; 22193 final boolean moveCompleteApp; 22194 final File measurePath; 22195 22196 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22197 installFlags = INSTALL_INTERNAL; 22198 moveCompleteApp = !currentAsec; 22199 measurePath = Environment.getDataAppDirectory(volumeUuid); 22200 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22201 installFlags = INSTALL_EXTERNAL; 22202 moveCompleteApp = false; 22203 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22204 } else { 22205 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22206 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22207 || !volume.isMountedWritable()) { 22208 freezer.close(); 22209 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22210 "Move location not mounted private volume"); 22211 } 22212 22213 Preconditions.checkState(!currentAsec); 22214 22215 installFlags = INSTALL_INTERNAL; 22216 moveCompleteApp = true; 22217 measurePath = Environment.getDataAppDirectory(volumeUuid); 22218 } 22219 22220 final PackageStats stats = new PackageStats(null, -1); 22221 synchronized (mInstaller) { 22222 for (int userId : installedUserIds) { 22223 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22224 freezer.close(); 22225 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22226 "Failed to measure package size"); 22227 } 22228 } 22229 } 22230 22231 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22232 + stats.dataSize); 22233 22234 final long startFreeBytes = measurePath.getFreeSpace(); 22235 final long sizeBytes; 22236 if (moveCompleteApp) { 22237 sizeBytes = stats.codeSize + stats.dataSize; 22238 } else { 22239 sizeBytes = stats.codeSize; 22240 } 22241 22242 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22243 freezer.close(); 22244 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22245 "Not enough free space to move"); 22246 } 22247 22248 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22249 22250 final CountDownLatch installedLatch = new CountDownLatch(1); 22251 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22252 @Override 22253 public void onUserActionRequired(Intent intent) throws RemoteException { 22254 throw new IllegalStateException(); 22255 } 22256 22257 @Override 22258 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22259 Bundle extras) throws RemoteException { 22260 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22261 + PackageManager.installStatusToString(returnCode, msg)); 22262 22263 installedLatch.countDown(); 22264 freezer.close(); 22265 22266 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22267 switch (status) { 22268 case PackageInstaller.STATUS_SUCCESS: 22269 mMoveCallbacks.notifyStatusChanged(moveId, 22270 PackageManager.MOVE_SUCCEEDED); 22271 break; 22272 case PackageInstaller.STATUS_FAILURE_STORAGE: 22273 mMoveCallbacks.notifyStatusChanged(moveId, 22274 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22275 break; 22276 default: 22277 mMoveCallbacks.notifyStatusChanged(moveId, 22278 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22279 break; 22280 } 22281 } 22282 }; 22283 22284 final MoveInfo move; 22285 if (moveCompleteApp) { 22286 // Kick off a thread to report progress estimates 22287 new Thread() { 22288 @Override 22289 public void run() { 22290 while (true) { 22291 try { 22292 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22293 break; 22294 } 22295 } catch (InterruptedException ignored) { 22296 } 22297 22298 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22299 final int progress = 10 + (int) MathUtils.constrain( 22300 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22301 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22302 } 22303 } 22304 }.start(); 22305 22306 final String dataAppName = codeFile.getName(); 22307 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22308 dataAppName, appId, seinfo, targetSdkVersion); 22309 } else { 22310 move = null; 22311 } 22312 22313 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22314 22315 final Message msg = mHandler.obtainMessage(INIT_COPY); 22316 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22317 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22318 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22319 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22320 PackageManager.INSTALL_REASON_UNKNOWN); 22321 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22322 msg.obj = params; 22323 22324 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22325 System.identityHashCode(msg.obj)); 22326 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22327 System.identityHashCode(msg.obj)); 22328 22329 mHandler.sendMessage(msg); 22330 } 22331 22332 @Override 22333 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22334 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22335 22336 final int realMoveId = mNextMoveId.getAndIncrement(); 22337 final Bundle extras = new Bundle(); 22338 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22339 mMoveCallbacks.notifyCreated(realMoveId, extras); 22340 22341 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22342 @Override 22343 public void onCreated(int moveId, Bundle extras) { 22344 // Ignored 22345 } 22346 22347 @Override 22348 public void onStatusChanged(int moveId, int status, long estMillis) { 22349 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22350 } 22351 }; 22352 22353 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22354 storage.setPrimaryStorageUuid(volumeUuid, callback); 22355 return realMoveId; 22356 } 22357 22358 @Override 22359 public int getMoveStatus(int moveId) { 22360 mContext.enforceCallingOrSelfPermission( 22361 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22362 return mMoveCallbacks.mLastStatus.get(moveId); 22363 } 22364 22365 @Override 22366 public void registerMoveCallback(IPackageMoveObserver callback) { 22367 mContext.enforceCallingOrSelfPermission( 22368 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22369 mMoveCallbacks.register(callback); 22370 } 22371 22372 @Override 22373 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22374 mContext.enforceCallingOrSelfPermission( 22375 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22376 mMoveCallbacks.unregister(callback); 22377 } 22378 22379 @Override 22380 public boolean setInstallLocation(int loc) { 22381 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22382 null); 22383 if (getInstallLocation() == loc) { 22384 return true; 22385 } 22386 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22387 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22388 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22389 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22390 return true; 22391 } 22392 return false; 22393 } 22394 22395 @Override 22396 public int getInstallLocation() { 22397 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22398 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22399 PackageHelper.APP_INSTALL_AUTO); 22400 } 22401 22402 /** Called by UserManagerService */ 22403 void cleanUpUser(UserManagerService userManager, int userHandle) { 22404 synchronized (mPackages) { 22405 mDirtyUsers.remove(userHandle); 22406 mUserNeedsBadging.delete(userHandle); 22407 mSettings.removeUserLPw(userHandle); 22408 mPendingBroadcasts.remove(userHandle); 22409 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22410 removeUnusedPackagesLPw(userManager, userHandle); 22411 } 22412 } 22413 22414 /** 22415 * We're removing userHandle and would like to remove any downloaded packages 22416 * that are no longer in use by any other user. 22417 * @param userHandle the user being removed 22418 */ 22419 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22420 final boolean DEBUG_CLEAN_APKS = false; 22421 int [] users = userManager.getUserIds(); 22422 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22423 while (psit.hasNext()) { 22424 PackageSetting ps = psit.next(); 22425 if (ps.pkg == null) { 22426 continue; 22427 } 22428 final String packageName = ps.pkg.packageName; 22429 // Skip over if system app 22430 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22431 continue; 22432 } 22433 if (DEBUG_CLEAN_APKS) { 22434 Slog.i(TAG, "Checking package " + packageName); 22435 } 22436 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22437 if (keep) { 22438 if (DEBUG_CLEAN_APKS) { 22439 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22440 } 22441 } else { 22442 for (int i = 0; i < users.length; i++) { 22443 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22444 keep = true; 22445 if (DEBUG_CLEAN_APKS) { 22446 Slog.i(TAG, " Keeping package " + packageName + " for user " 22447 + users[i]); 22448 } 22449 break; 22450 } 22451 } 22452 } 22453 if (!keep) { 22454 if (DEBUG_CLEAN_APKS) { 22455 Slog.i(TAG, " Removing package " + packageName); 22456 } 22457 mHandler.post(new Runnable() { 22458 public void run() { 22459 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22460 userHandle, 0); 22461 } //end run 22462 }); 22463 } 22464 } 22465 } 22466 22467 /** Called by UserManagerService */ 22468 void createNewUser(int userId, String[] disallowedPackages) { 22469 synchronized (mInstallLock) { 22470 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22471 } 22472 synchronized (mPackages) { 22473 scheduleWritePackageRestrictionsLocked(userId); 22474 scheduleWritePackageListLocked(userId); 22475 applyFactoryDefaultBrowserLPw(userId); 22476 primeDomainVerificationsLPw(userId); 22477 } 22478 } 22479 22480 void onNewUserCreated(final int userId) { 22481 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22482 // If permission review for legacy apps is required, we represent 22483 // dagerous permissions for such apps as always granted runtime 22484 // permissions to keep per user flag state whether review is needed. 22485 // Hence, if a new user is added we have to propagate dangerous 22486 // permission grants for these legacy apps. 22487 if (mPermissionReviewRequired) { 22488 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22489 | UPDATE_PERMISSIONS_REPLACE_ALL); 22490 } 22491 } 22492 22493 @Override 22494 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22495 mContext.enforceCallingOrSelfPermission( 22496 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22497 "Only package verification agents can read the verifier device identity"); 22498 22499 synchronized (mPackages) { 22500 return mSettings.getVerifierDeviceIdentityLPw(); 22501 } 22502 } 22503 22504 @Override 22505 public void setPermissionEnforced(String permission, boolean enforced) { 22506 // TODO: Now that we no longer change GID for storage, this should to away. 22507 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22508 "setPermissionEnforced"); 22509 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22510 synchronized (mPackages) { 22511 if (mSettings.mReadExternalStorageEnforced == null 22512 || mSettings.mReadExternalStorageEnforced != enforced) { 22513 mSettings.mReadExternalStorageEnforced = enforced; 22514 mSettings.writeLPr(); 22515 } 22516 } 22517 // kill any non-foreground processes so we restart them and 22518 // grant/revoke the GID. 22519 final IActivityManager am = ActivityManager.getService(); 22520 if (am != null) { 22521 final long token = Binder.clearCallingIdentity(); 22522 try { 22523 am.killProcessesBelowForeground("setPermissionEnforcement"); 22524 } catch (RemoteException e) { 22525 } finally { 22526 Binder.restoreCallingIdentity(token); 22527 } 22528 } 22529 } else { 22530 throw new IllegalArgumentException("No selective enforcement for " + permission); 22531 } 22532 } 22533 22534 @Override 22535 @Deprecated 22536 public boolean isPermissionEnforced(String permission) { 22537 return true; 22538 } 22539 22540 @Override 22541 public boolean isStorageLow() { 22542 final long token = Binder.clearCallingIdentity(); 22543 try { 22544 final DeviceStorageMonitorInternal 22545 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22546 if (dsm != null) { 22547 return dsm.isMemoryLow(); 22548 } else { 22549 return false; 22550 } 22551 } finally { 22552 Binder.restoreCallingIdentity(token); 22553 } 22554 } 22555 22556 @Override 22557 public IPackageInstaller getPackageInstaller() { 22558 return mInstallerService; 22559 } 22560 22561 private boolean userNeedsBadging(int userId) { 22562 int index = mUserNeedsBadging.indexOfKey(userId); 22563 if (index < 0) { 22564 final UserInfo userInfo; 22565 final long token = Binder.clearCallingIdentity(); 22566 try { 22567 userInfo = sUserManager.getUserInfo(userId); 22568 } finally { 22569 Binder.restoreCallingIdentity(token); 22570 } 22571 final boolean b; 22572 if (userInfo != null && userInfo.isManagedProfile()) { 22573 b = true; 22574 } else { 22575 b = false; 22576 } 22577 mUserNeedsBadging.put(userId, b); 22578 return b; 22579 } 22580 return mUserNeedsBadging.valueAt(index); 22581 } 22582 22583 @Override 22584 public KeySet getKeySetByAlias(String packageName, String alias) { 22585 if (packageName == null || alias == null) { 22586 return null; 22587 } 22588 synchronized(mPackages) { 22589 final PackageParser.Package pkg = mPackages.get(packageName); 22590 if (pkg == null) { 22591 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22592 throw new IllegalArgumentException("Unknown package: " + packageName); 22593 } 22594 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22595 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22596 } 22597 } 22598 22599 @Override 22600 public KeySet getSigningKeySet(String packageName) { 22601 if (packageName == null) { 22602 return null; 22603 } 22604 synchronized(mPackages) { 22605 final PackageParser.Package pkg = mPackages.get(packageName); 22606 if (pkg == null) { 22607 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22608 throw new IllegalArgumentException("Unknown package: " + packageName); 22609 } 22610 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22611 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22612 throw new SecurityException("May not access signing KeySet of other apps."); 22613 } 22614 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22615 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22616 } 22617 } 22618 22619 @Override 22620 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22621 if (packageName == null || ks == null) { 22622 return false; 22623 } 22624 synchronized(mPackages) { 22625 final PackageParser.Package pkg = mPackages.get(packageName); 22626 if (pkg == null) { 22627 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22628 throw new IllegalArgumentException("Unknown package: " + packageName); 22629 } 22630 IBinder ksh = ks.getToken(); 22631 if (ksh instanceof KeySetHandle) { 22632 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22633 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22634 } 22635 return false; 22636 } 22637 } 22638 22639 @Override 22640 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22641 if (packageName == null || ks == null) { 22642 return false; 22643 } 22644 synchronized(mPackages) { 22645 final PackageParser.Package pkg = mPackages.get(packageName); 22646 if (pkg == null) { 22647 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22648 throw new IllegalArgumentException("Unknown package: " + packageName); 22649 } 22650 IBinder ksh = ks.getToken(); 22651 if (ksh instanceof KeySetHandle) { 22652 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22653 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22654 } 22655 return false; 22656 } 22657 } 22658 22659 private void deletePackageIfUnusedLPr(final String packageName) { 22660 PackageSetting ps = mSettings.mPackages.get(packageName); 22661 if (ps == null) { 22662 return; 22663 } 22664 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22665 // TODO Implement atomic delete if package is unused 22666 // It is currently possible that the package will be deleted even if it is installed 22667 // after this method returns. 22668 mHandler.post(new Runnable() { 22669 public void run() { 22670 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22671 0, PackageManager.DELETE_ALL_USERS); 22672 } 22673 }); 22674 } 22675 } 22676 22677 /** 22678 * Check and throw if the given before/after packages would be considered a 22679 * downgrade. 22680 */ 22681 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22682 throws PackageManagerException { 22683 if (after.versionCode < before.mVersionCode) { 22684 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22685 "Update version code " + after.versionCode + " is older than current " 22686 + before.mVersionCode); 22687 } else if (after.versionCode == before.mVersionCode) { 22688 if (after.baseRevisionCode < before.baseRevisionCode) { 22689 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22690 "Update base revision code " + after.baseRevisionCode 22691 + " is older than current " + before.baseRevisionCode); 22692 } 22693 22694 if (!ArrayUtils.isEmpty(after.splitNames)) { 22695 for (int i = 0; i < after.splitNames.length; i++) { 22696 final String splitName = after.splitNames[i]; 22697 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22698 if (j != -1) { 22699 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22700 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22701 "Update split " + splitName + " revision code " 22702 + after.splitRevisionCodes[i] + " is older than current " 22703 + before.splitRevisionCodes[j]); 22704 } 22705 } 22706 } 22707 } 22708 } 22709 } 22710 22711 private static class MoveCallbacks extends Handler { 22712 private static final int MSG_CREATED = 1; 22713 private static final int MSG_STATUS_CHANGED = 2; 22714 22715 private final RemoteCallbackList<IPackageMoveObserver> 22716 mCallbacks = new RemoteCallbackList<>(); 22717 22718 private final SparseIntArray mLastStatus = new SparseIntArray(); 22719 22720 public MoveCallbacks(Looper looper) { 22721 super(looper); 22722 } 22723 22724 public void register(IPackageMoveObserver callback) { 22725 mCallbacks.register(callback); 22726 } 22727 22728 public void unregister(IPackageMoveObserver callback) { 22729 mCallbacks.unregister(callback); 22730 } 22731 22732 @Override 22733 public void handleMessage(Message msg) { 22734 final SomeArgs args = (SomeArgs) msg.obj; 22735 final int n = mCallbacks.beginBroadcast(); 22736 for (int i = 0; i < n; i++) { 22737 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22738 try { 22739 invokeCallback(callback, msg.what, args); 22740 } catch (RemoteException ignored) { 22741 } 22742 } 22743 mCallbacks.finishBroadcast(); 22744 args.recycle(); 22745 } 22746 22747 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22748 throws RemoteException { 22749 switch (what) { 22750 case MSG_CREATED: { 22751 callback.onCreated(args.argi1, (Bundle) args.arg2); 22752 break; 22753 } 22754 case MSG_STATUS_CHANGED: { 22755 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22756 break; 22757 } 22758 } 22759 } 22760 22761 private void notifyCreated(int moveId, Bundle extras) { 22762 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22763 22764 final SomeArgs args = SomeArgs.obtain(); 22765 args.argi1 = moveId; 22766 args.arg2 = extras; 22767 obtainMessage(MSG_CREATED, args).sendToTarget(); 22768 } 22769 22770 private void notifyStatusChanged(int moveId, int status) { 22771 notifyStatusChanged(moveId, status, -1); 22772 } 22773 22774 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22775 Slog.v(TAG, "Move " + moveId + " status " + status); 22776 22777 final SomeArgs args = SomeArgs.obtain(); 22778 args.argi1 = moveId; 22779 args.argi2 = status; 22780 args.arg3 = estMillis; 22781 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22782 22783 synchronized (mLastStatus) { 22784 mLastStatus.put(moveId, status); 22785 } 22786 } 22787 } 22788 22789 private final static class OnPermissionChangeListeners extends Handler { 22790 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22791 22792 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22793 new RemoteCallbackList<>(); 22794 22795 public OnPermissionChangeListeners(Looper looper) { 22796 super(looper); 22797 } 22798 22799 @Override 22800 public void handleMessage(Message msg) { 22801 switch (msg.what) { 22802 case MSG_ON_PERMISSIONS_CHANGED: { 22803 final int uid = msg.arg1; 22804 handleOnPermissionsChanged(uid); 22805 } break; 22806 } 22807 } 22808 22809 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22810 mPermissionListeners.register(listener); 22811 22812 } 22813 22814 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22815 mPermissionListeners.unregister(listener); 22816 } 22817 22818 public void onPermissionsChanged(int uid) { 22819 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22820 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22821 } 22822 } 22823 22824 private void handleOnPermissionsChanged(int uid) { 22825 final int count = mPermissionListeners.beginBroadcast(); 22826 try { 22827 for (int i = 0; i < count; i++) { 22828 IOnPermissionsChangeListener callback = mPermissionListeners 22829 .getBroadcastItem(i); 22830 try { 22831 callback.onPermissionsChanged(uid); 22832 } catch (RemoteException e) { 22833 Log.e(TAG, "Permission listener is dead", e); 22834 } 22835 } 22836 } finally { 22837 mPermissionListeners.finishBroadcast(); 22838 } 22839 } 22840 } 22841 22842 private class PackageManagerInternalImpl extends PackageManagerInternal { 22843 @Override 22844 public void setLocationPackagesProvider(PackagesProvider provider) { 22845 synchronized (mPackages) { 22846 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22847 } 22848 } 22849 22850 @Override 22851 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22852 synchronized (mPackages) { 22853 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22854 } 22855 } 22856 22857 @Override 22858 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22859 synchronized (mPackages) { 22860 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22861 } 22862 } 22863 22864 @Override 22865 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22866 synchronized (mPackages) { 22867 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22868 } 22869 } 22870 22871 @Override 22872 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22873 synchronized (mPackages) { 22874 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22875 } 22876 } 22877 22878 @Override 22879 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22880 synchronized (mPackages) { 22881 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22882 } 22883 } 22884 22885 @Override 22886 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22887 synchronized (mPackages) { 22888 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22889 packageName, userId); 22890 } 22891 } 22892 22893 @Override 22894 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22895 synchronized (mPackages) { 22896 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22897 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22898 packageName, userId); 22899 } 22900 } 22901 22902 @Override 22903 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22904 synchronized (mPackages) { 22905 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22906 packageName, userId); 22907 } 22908 } 22909 22910 @Override 22911 public void setKeepUninstalledPackages(final List<String> packageList) { 22912 Preconditions.checkNotNull(packageList); 22913 List<String> removedFromList = null; 22914 synchronized (mPackages) { 22915 if (mKeepUninstalledPackages != null) { 22916 final int packagesCount = mKeepUninstalledPackages.size(); 22917 for (int i = 0; i < packagesCount; i++) { 22918 String oldPackage = mKeepUninstalledPackages.get(i); 22919 if (packageList != null && packageList.contains(oldPackage)) { 22920 continue; 22921 } 22922 if (removedFromList == null) { 22923 removedFromList = new ArrayList<>(); 22924 } 22925 removedFromList.add(oldPackage); 22926 } 22927 } 22928 mKeepUninstalledPackages = new ArrayList<>(packageList); 22929 if (removedFromList != null) { 22930 final int removedCount = removedFromList.size(); 22931 for (int i = 0; i < removedCount; i++) { 22932 deletePackageIfUnusedLPr(removedFromList.get(i)); 22933 } 22934 } 22935 } 22936 } 22937 22938 @Override 22939 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22940 synchronized (mPackages) { 22941 // If we do not support permission review, done. 22942 if (!mPermissionReviewRequired) { 22943 return false; 22944 } 22945 22946 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22947 if (packageSetting == null) { 22948 return false; 22949 } 22950 22951 // Permission review applies only to apps not supporting the new permission model. 22952 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22953 return false; 22954 } 22955 22956 // Legacy apps have the permission and get user consent on launch. 22957 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22958 return permissionsState.isPermissionReviewRequired(userId); 22959 } 22960 } 22961 22962 @Override 22963 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22964 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22965 } 22966 22967 @Override 22968 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22969 int userId) { 22970 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22971 } 22972 22973 @Override 22974 public void setDeviceAndProfileOwnerPackages( 22975 int deviceOwnerUserId, String deviceOwnerPackage, 22976 SparseArray<String> profileOwnerPackages) { 22977 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22978 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22979 } 22980 22981 @Override 22982 public boolean isPackageDataProtected(int userId, String packageName) { 22983 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22984 } 22985 22986 @Override 22987 public boolean isPackageEphemeral(int userId, String packageName) { 22988 synchronized (mPackages) { 22989 final PackageSetting ps = mSettings.mPackages.get(packageName); 22990 return ps != null ? ps.getInstantApp(userId) : false; 22991 } 22992 } 22993 22994 @Override 22995 public boolean wasPackageEverLaunched(String packageName, int userId) { 22996 synchronized (mPackages) { 22997 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22998 } 22999 } 23000 23001 @Override 23002 public void grantRuntimePermission(String packageName, String name, int userId, 23003 boolean overridePolicy) { 23004 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 23005 overridePolicy); 23006 } 23007 23008 @Override 23009 public void revokeRuntimePermission(String packageName, String name, int userId, 23010 boolean overridePolicy) { 23011 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 23012 overridePolicy); 23013 } 23014 23015 @Override 23016 public String getNameForUid(int uid) { 23017 return PackageManagerService.this.getNameForUid(uid); 23018 } 23019 23020 @Override 23021 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23022 Intent origIntent, String resolvedType, String callingPackage, int userId) { 23023 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23024 responseObj, origIntent, resolvedType, callingPackage, userId); 23025 } 23026 23027 @Override 23028 public void grantEphemeralAccess(int userId, Intent intent, 23029 int targetAppId, int ephemeralAppId) { 23030 synchronized (mPackages) { 23031 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23032 targetAppId, ephemeralAppId); 23033 } 23034 } 23035 23036 @Override 23037 public boolean isInstantAppInstallerComponent(ComponentName component) { 23038 synchronized (mPackages) { 23039 return component != null && component.equals(mInstantAppInstallerComponent); 23040 } 23041 } 23042 23043 @Override 23044 public void pruneInstantApps() { 23045 synchronized (mPackages) { 23046 mInstantAppRegistry.pruneInstantAppsLPw(); 23047 } 23048 } 23049 23050 @Override 23051 public String getSetupWizardPackageName() { 23052 return mSetupWizardPackage; 23053 } 23054 23055 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23056 if (policy != null) { 23057 mExternalSourcesPolicy = policy; 23058 } 23059 } 23060 23061 @Override 23062 public boolean isPackagePersistent(String packageName) { 23063 synchronized (mPackages) { 23064 PackageParser.Package pkg = mPackages.get(packageName); 23065 return pkg != null 23066 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23067 | ApplicationInfo.FLAG_PERSISTENT)) == 23068 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23069 : false; 23070 } 23071 } 23072 23073 @Override 23074 public List<PackageInfo> getOverlayPackages(int userId) { 23075 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23076 synchronized (mPackages) { 23077 for (PackageParser.Package p : mPackages.values()) { 23078 if (p.mOverlayTarget != null) { 23079 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23080 if (pkg != null) { 23081 overlayPackages.add(pkg); 23082 } 23083 } 23084 } 23085 } 23086 return overlayPackages; 23087 } 23088 23089 @Override 23090 public List<String> getTargetPackageNames(int userId) { 23091 List<String> targetPackages = new ArrayList<>(); 23092 synchronized (mPackages) { 23093 for (PackageParser.Package p : mPackages.values()) { 23094 if (p.mOverlayTarget == null) { 23095 targetPackages.add(p.packageName); 23096 } 23097 } 23098 } 23099 return targetPackages; 23100 } 23101 23102 @Override 23103 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23104 @Nullable List<String> overlayPackageNames) { 23105 synchronized (mPackages) { 23106 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23107 Slog.e(TAG, "failed to find package " + targetPackageName); 23108 return false; 23109 } 23110 23111 ArrayList<String> paths = null; 23112 if (overlayPackageNames != null) { 23113 final int N = overlayPackageNames.size(); 23114 paths = new ArrayList<>(N); 23115 for (int i = 0; i < N; i++) { 23116 final String packageName = overlayPackageNames.get(i); 23117 final PackageParser.Package pkg = mPackages.get(packageName); 23118 if (pkg == null) { 23119 Slog.e(TAG, "failed to find package " + packageName); 23120 return false; 23121 } 23122 paths.add(pkg.baseCodePath); 23123 } 23124 } 23125 23126 ArrayMap<String, ArrayList<String>> userSpecificOverlays = 23127 mEnabledOverlayPaths.get(userId); 23128 if (userSpecificOverlays == null) { 23129 userSpecificOverlays = new ArrayMap<>(); 23130 mEnabledOverlayPaths.put(userId, userSpecificOverlays); 23131 } 23132 23133 if (paths != null && paths.size() > 0) { 23134 userSpecificOverlays.put(targetPackageName, paths); 23135 } else { 23136 userSpecificOverlays.remove(targetPackageName); 23137 } 23138 return true; 23139 } 23140 } 23141 23142 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23143 int flags, int userId) { 23144 return resolveIntentInternal( 23145 intent, resolvedType, flags, userId, true /*includeInstantApp*/); 23146 } 23147 23148 23149 @Override 23150 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23151 synchronized (mPackages) { 23152 mIsolatedOwners.put(isolatedUid, ownerUid); 23153 } 23154 } 23155 23156 @Override 23157 public void removeIsolatedUid(int isolatedUid) { 23158 synchronized (mPackages) { 23159 mIsolatedOwners.delete(isolatedUid); 23160 } 23161 } 23162 } 23163 23164 @Override 23165 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23166 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23167 synchronized (mPackages) { 23168 final long identity = Binder.clearCallingIdentity(); 23169 try { 23170 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23171 packageNames, userId); 23172 } finally { 23173 Binder.restoreCallingIdentity(identity); 23174 } 23175 } 23176 } 23177 23178 @Override 23179 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23180 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23181 synchronized (mPackages) { 23182 final long identity = Binder.clearCallingIdentity(); 23183 try { 23184 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23185 packageNames, userId); 23186 } finally { 23187 Binder.restoreCallingIdentity(identity); 23188 } 23189 } 23190 } 23191 23192 private static void enforceSystemOrPhoneCaller(String tag) { 23193 int callingUid = Binder.getCallingUid(); 23194 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23195 throw new SecurityException( 23196 "Cannot call " + tag + " from UID " + callingUid); 23197 } 23198 } 23199 23200 boolean isHistoricalPackageUsageAvailable() { 23201 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23202 } 23203 23204 /** 23205 * Return a <b>copy</b> of the collection of packages known to the package manager. 23206 * @return A copy of the values of mPackages. 23207 */ 23208 Collection<PackageParser.Package> getPackages() { 23209 synchronized (mPackages) { 23210 return new ArrayList<>(mPackages.values()); 23211 } 23212 } 23213 23214 /** 23215 * Logs process start information (including base APK hash) to the security log. 23216 * @hide 23217 */ 23218 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23219 String apkFile, int pid) { 23220 if (!SecurityLog.isLoggingEnabled()) { 23221 return; 23222 } 23223 Bundle data = new Bundle(); 23224 data.putLong("startTimestamp", System.currentTimeMillis()); 23225 data.putString("processName", processName); 23226 data.putInt("uid", uid); 23227 data.putString("seinfo", seinfo); 23228 data.putString("apkFile", apkFile); 23229 data.putInt("pid", pid); 23230 Message msg = mProcessLoggingHandler.obtainMessage( 23231 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23232 msg.setData(data); 23233 mProcessLoggingHandler.sendMessage(msg); 23234 } 23235 23236 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23237 return mCompilerStats.getPackageStats(pkgName); 23238 } 23239 23240 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23241 return getOrCreateCompilerPackageStats(pkg.packageName); 23242 } 23243 23244 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23245 return mCompilerStats.getOrCreatePackageStats(pkgName); 23246 } 23247 23248 public void deleteCompilerPackageStats(String pkgName) { 23249 mCompilerStats.deletePackageStats(pkgName); 23250 } 23251 23252 @Override 23253 public int getInstallReason(String packageName, int userId) { 23254 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23255 true /* requireFullPermission */, false /* checkShell */, 23256 "get install reason"); 23257 synchronized (mPackages) { 23258 final PackageSetting ps = mSettings.mPackages.get(packageName); 23259 if (ps != null) { 23260 return ps.getInstallReason(userId); 23261 } 23262 } 23263 return PackageManager.INSTALL_REASON_UNKNOWN; 23264 } 23265 23266 @Override 23267 public boolean canRequestPackageInstalls(String packageName, int userId) { 23268 int callingUid = Binder.getCallingUid(); 23269 int uid = getPackageUid(packageName, 0, userId); 23270 if (callingUid != uid && callingUid != Process.ROOT_UID 23271 && callingUid != Process.SYSTEM_UID) { 23272 throw new SecurityException( 23273 "Caller uid " + callingUid + " does not own package " + packageName); 23274 } 23275 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23276 if (info == null) { 23277 return false; 23278 } 23279 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23280 throw new UnsupportedOperationException( 23281 "Operation only supported on apps targeting Android O or higher"); 23282 } 23283 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23284 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23285 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23286 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23287 } 23288 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23289 return false; 23290 } 23291 if (mExternalSourcesPolicy != null) { 23292 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23293 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23294 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23295 } 23296 } 23297 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23298 } 23299 23300 @Override 23301 public ComponentName getInstantAppResolverSettingsComponent() { 23302 return mInstantAppResolverSettingsComponent; 23303 } 23304} 23305