PackageManagerService.java revision 99dd37b3c5262910150ef955d16a33d32da264dd
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.INSTALL_PACKAGES; 21import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 22import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 23import static android.Manifest.permission.REQUEST_INSTALL_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 54import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 56import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 57import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 80import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 81import static android.content.pm.PackageManager.PERMISSION_DENIED; 82import static android.content.pm.PackageManager.PERMISSION_GRANTED; 83import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.system.OsConstants.O_CREAT; 87import static android.system.OsConstants.O_RDWR; 88import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 89import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 90import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 91import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 92import static com.android.internal.util.ArrayUtils.appendInt; 93import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 94import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 95import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 96import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 97import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 98import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 99import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 100import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 102import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 103import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 104import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 105 106import android.Manifest; 107import android.annotation.NonNull; 108import android.annotation.Nullable; 109import android.app.ActivityManager; 110import android.app.AppOpsManager; 111import android.app.IActivityManager; 112import android.app.ResourcesManager; 113import android.app.admin.IDevicePolicyManager; 114import android.app.admin.SecurityLog; 115import android.app.backup.IBackupManager; 116import android.content.BroadcastReceiver; 117import android.content.ComponentName; 118import android.content.ContentResolver; 119import android.content.Context; 120import android.content.IIntentReceiver; 121import android.content.Intent; 122import android.content.IntentFilter; 123import android.content.IntentSender; 124import android.content.IntentSender.SendIntentException; 125import android.content.ServiceConnection; 126import android.content.pm.ActivityInfo; 127import android.content.pm.ApplicationInfo; 128import android.content.pm.AppsQueryHelper; 129import android.content.pm.ChangedPackages; 130import android.content.pm.ComponentInfo; 131import android.content.pm.InstantAppInfo; 132import android.content.pm.EphemeralRequest; 133import android.content.pm.EphemeralResolveInfo; 134import android.content.pm.EphemeralResponse; 135import android.content.pm.FallbackCategoryProvider; 136import android.content.pm.FeatureInfo; 137import android.content.pm.IOnPermissionsChangeListener; 138import android.content.pm.IPackageDataObserver; 139import android.content.pm.IPackageDeleteObserver; 140import android.content.pm.IPackageDeleteObserver2; 141import android.content.pm.IPackageInstallObserver2; 142import android.content.pm.IPackageInstaller; 143import android.content.pm.IPackageManager; 144import android.content.pm.IPackageMoveObserver; 145import android.content.pm.IPackageStatsObserver; 146import android.content.pm.InstrumentationInfo; 147import android.content.pm.IntentFilterVerificationInfo; 148import android.content.pm.KeySet; 149import android.content.pm.PackageCleanItem; 150import android.content.pm.PackageInfo; 151import android.content.pm.PackageInfoLite; 152import android.content.pm.PackageInstaller; 153import android.content.pm.PackageManager; 154import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 155import android.content.pm.PackageManagerInternal; 156import android.content.pm.PackageParser; 157import android.content.pm.PackageParser.ActivityIntentInfo; 158import android.content.pm.PackageParser.PackageLite; 159import android.content.pm.PackageParser.PackageParserException; 160import android.content.pm.PackageStats; 161import android.content.pm.PackageUserState; 162import android.content.pm.ParceledListSlice; 163import android.content.pm.PermissionGroupInfo; 164import android.content.pm.PermissionInfo; 165import android.content.pm.ProviderInfo; 166import android.content.pm.ResolveInfo; 167import android.content.pm.SELinuxUtil; 168import android.content.pm.ServiceInfo; 169import android.content.pm.SharedLibraryInfo; 170import android.content.pm.Signature; 171import android.content.pm.UserInfo; 172import android.content.pm.VerifierDeviceIdentity; 173import android.content.pm.VerifierInfo; 174import android.content.pm.VersionedPackage; 175import android.content.res.Resources; 176import android.graphics.Bitmap; 177import android.hardware.display.DisplayManager; 178import android.net.Uri; 179import android.os.Binder; 180import android.os.Build; 181import android.os.Bundle; 182import android.os.Debug; 183import android.os.Environment; 184import android.os.Environment.UserEnvironment; 185import android.os.FileUtils; 186import android.os.Handler; 187import android.os.IBinder; 188import android.os.Looper; 189import android.os.Message; 190import android.os.Parcel; 191import android.os.ParcelFileDescriptor; 192import android.os.PatternMatcher; 193import android.os.Process; 194import android.os.RemoteCallbackList; 195import android.os.RemoteException; 196import android.os.ResultReceiver; 197import android.os.SELinux; 198import android.os.ServiceManager; 199import android.os.ShellCallback; 200import android.os.SystemClock; 201import android.os.SystemProperties; 202import android.os.Trace; 203import android.os.UserHandle; 204import android.os.UserManager; 205import android.os.UserManagerInternal; 206import android.os.storage.IStorageManager; 207import android.os.storage.StorageManagerInternal; 208import android.os.storage.StorageEventListener; 209import android.os.storage.StorageManager; 210import android.os.storage.VolumeInfo; 211import android.os.storage.VolumeRecord; 212import android.provider.Settings.Global; 213import android.provider.Settings.Secure; 214import android.security.KeyStore; 215import android.security.SystemKeyStore; 216import android.system.ErrnoException; 217import android.system.Os; 218import android.text.TextUtils; 219import android.text.format.DateUtils; 220import android.util.ArrayMap; 221import android.util.ArraySet; 222import android.util.Base64; 223import android.util.DisplayMetrics; 224import android.util.EventLog; 225import android.util.ExceptionUtils; 226import android.util.Log; 227import android.util.LogPrinter; 228import android.util.MathUtils; 229import android.util.PackageUtils; 230import android.util.Pair; 231import android.util.PrintStreamPrinter; 232import android.util.Slog; 233import android.util.SparseArray; 234import android.util.SparseBooleanArray; 235import android.util.SparseIntArray; 236import android.util.Xml; 237import android.util.jar.StrictJarFile; 238import android.view.Display; 239 240import com.android.internal.R; 241import com.android.internal.annotations.GuardedBy; 242import com.android.internal.app.IMediaContainerService; 243import com.android.internal.app.ResolverActivity; 244import com.android.internal.content.NativeLibraryHelper; 245import com.android.internal.content.PackageHelper; 246import com.android.internal.logging.MetricsLogger; 247import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 248import com.android.internal.os.IParcelFileDescriptorFactory; 249import com.android.internal.os.RoSystemProperties; 250import com.android.internal.os.SomeArgs; 251import com.android.internal.os.Zygote; 252import com.android.internal.telephony.CarrierAppUtils; 253import com.android.internal.util.ArrayUtils; 254import com.android.internal.util.FastPrintWriter; 255import com.android.internal.util.FastXmlSerializer; 256import com.android.internal.util.IndentingPrintWriter; 257import com.android.internal.util.Preconditions; 258import com.android.internal.util.XmlUtils; 259import com.android.server.AttributeCache; 260import com.android.server.BackgroundDexOptJobService; 261import com.android.server.DeviceIdleController; 262import com.android.server.EventLogTags; 263import com.android.server.FgThread; 264import com.android.server.IntentResolver; 265import com.android.server.LocalServices; 266import com.android.server.ServiceThread; 267import com.android.server.SystemConfig; 268import com.android.server.Watchdog; 269import com.android.server.net.NetworkPolicyManagerInternal; 270import com.android.server.pm.Installer.InstallerException; 271import com.android.server.pm.PermissionsState.PermissionState; 272import com.android.server.pm.Settings.DatabaseVersion; 273import com.android.server.pm.Settings.VersionInfo; 274import com.android.server.pm.dex.DexManager; 275import com.android.server.storage.DeviceStorageMonitorInternal; 276 277import dalvik.system.CloseGuard; 278import dalvik.system.DexFile; 279import dalvik.system.VMRuntime; 280 281import libcore.io.IoUtils; 282import libcore.util.EmptyArray; 283 284import org.xmlpull.v1.XmlPullParser; 285import org.xmlpull.v1.XmlPullParserException; 286import org.xmlpull.v1.XmlSerializer; 287 288import java.io.BufferedOutputStream; 289import java.io.BufferedReader; 290import java.io.ByteArrayInputStream; 291import java.io.ByteArrayOutputStream; 292import java.io.File; 293import java.io.FileDescriptor; 294import java.io.FileInputStream; 295import java.io.FileNotFoundException; 296import java.io.FileOutputStream; 297import java.io.FileReader; 298import java.io.FilenameFilter; 299import java.io.IOException; 300import java.io.PrintWriter; 301import java.nio.charset.StandardCharsets; 302import java.security.DigestInputStream; 303import java.security.MessageDigest; 304import java.security.NoSuchAlgorithmException; 305import java.security.PublicKey; 306import java.security.SecureRandom; 307import java.security.cert.Certificate; 308import java.security.cert.CertificateEncodingException; 309import java.security.cert.CertificateException; 310import java.text.SimpleDateFormat; 311import java.util.ArrayList; 312import java.util.Arrays; 313import java.util.Collection; 314import java.util.Collections; 315import java.util.Comparator; 316import java.util.Date; 317import java.util.HashSet; 318import java.util.HashMap; 319import java.util.Iterator; 320import java.util.List; 321import java.util.Map; 322import java.util.Objects; 323import java.util.Set; 324import java.util.concurrent.CountDownLatch; 325import java.util.concurrent.TimeUnit; 326import java.util.concurrent.atomic.AtomicBoolean; 327import java.util.concurrent.atomic.AtomicInteger; 328 329/** 330 * Keep track of all those APKs everywhere. 331 * <p> 332 * Internally there are two important locks: 333 * <ul> 334 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 335 * and other related state. It is a fine-grained lock that should only be held 336 * momentarily, as it's one of the most contended locks in the system. 337 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 338 * operations typically involve heavy lifting of application data on disk. Since 339 * {@code installd} is single-threaded, and it's operations can often be slow, 340 * this lock should never be acquired while already holding {@link #mPackages}. 341 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 342 * holding {@link #mInstallLock}. 343 * </ul> 344 * Many internal methods rely on the caller to hold the appropriate locks, and 345 * this contract is expressed through method name suffixes: 346 * <ul> 347 * <li>fooLI(): the caller must hold {@link #mInstallLock} 348 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 349 * being modified must be frozen 350 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 351 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 352 * </ul> 353 * <p> 354 * Because this class is very central to the platform's security; please run all 355 * CTS and unit tests whenever making modifications: 356 * 357 * <pre> 358 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 359 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 360 * </pre> 361 */ 362public class PackageManagerService extends IPackageManager.Stub { 363 static final String TAG = "PackageManager"; 364 static final boolean DEBUG_SETTINGS = false; 365 static final boolean DEBUG_PREFERRED = false; 366 static final boolean DEBUG_UPGRADE = false; 367 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 368 private static final boolean DEBUG_BACKUP = false; 369 private static final boolean DEBUG_INSTALL = false; 370 private static final boolean DEBUG_REMOVE = false; 371 private static final boolean DEBUG_BROADCASTS = false; 372 private static final boolean DEBUG_SHOW_INFO = false; 373 private static final boolean DEBUG_PACKAGE_INFO = false; 374 private static final boolean DEBUG_INTENT_MATCHING = false; 375 private static final boolean DEBUG_PACKAGE_SCANNING = false; 376 private static final boolean DEBUG_VERIFY = false; 377 private static final boolean DEBUG_FILTERS = false; 378 379 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 380 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 381 // user, but by default initialize to this. 382 public static final boolean DEBUG_DEXOPT = false; 383 384 private static final boolean DEBUG_ABI_SELECTION = false; 385 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 386 private static final boolean DEBUG_TRIAGED_MISSING = false; 387 private static final boolean DEBUG_APP_DATA = false; 388 389 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 390 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 391 392 private static final boolean DISABLE_EPHEMERAL_APPS = false; 393 private static final boolean HIDE_EPHEMERAL_APIS = false; 394 395 private static final boolean ENABLE_QUOTA = 396 SystemProperties.getBoolean("persist.fw.quota", false); 397 398 private static final int RADIO_UID = Process.PHONE_UID; 399 private static final int LOG_UID = Process.LOG_UID; 400 private static final int NFC_UID = Process.NFC_UID; 401 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 402 private static final int SHELL_UID = Process.SHELL_UID; 403 404 // Cap the size of permission trees that 3rd party apps can define 405 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 406 407 // Suffix used during package installation when copying/moving 408 // package apks to install directory. 409 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 410 411 static final int SCAN_NO_DEX = 1<<1; 412 static final int SCAN_FORCE_DEX = 1<<2; 413 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 414 static final int SCAN_NEW_INSTALL = 1<<4; 415 static final int SCAN_UPDATE_TIME = 1<<5; 416 static final int SCAN_BOOTING = 1<<6; 417 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 418 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 419 static final int SCAN_REPLACING = 1<<9; 420 static final int SCAN_REQUIRE_KNOWN = 1<<10; 421 static final int SCAN_MOVE = 1<<11; 422 static final int SCAN_INITIAL = 1<<12; 423 static final int SCAN_CHECK_ONLY = 1<<13; 424 static final int SCAN_DONT_KILL_APP = 1<<14; 425 static final int SCAN_IGNORE_FROZEN = 1<<15; 426 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 427 static final int SCAN_AS_INSTANT_APP = 1<<17; 428 static final int SCAN_AS_FULL_APP = 1<<18; 429 /** Should not be with the scan flags */ 430 static final int FLAGS_REMOVE_CHATTY = 1<<31; 431 432 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 433 434 private static final int[] EMPTY_INT_ARRAY = new int[0]; 435 436 /** 437 * Timeout (in milliseconds) after which the watchdog should declare that 438 * our handler thread is wedged. The usual default for such things is one 439 * minute but we sometimes do very lengthy I/O operations on this thread, 440 * such as installing multi-gigabyte applications, so ours needs to be longer. 441 */ 442 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 443 444 /** 445 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 446 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 447 * settings entry if available, otherwise we use the hardcoded default. If it's been 448 * more than this long since the last fstrim, we force one during the boot sequence. 449 * 450 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 451 * one gets run at the next available charging+idle time. This final mandatory 452 * no-fstrim check kicks in only of the other scheduling criteria is never met. 453 */ 454 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 455 456 /** 457 * Whether verification is enabled by default. 458 */ 459 private static final boolean DEFAULT_VERIFY_ENABLE = true; 460 461 /** 462 * The default maximum time to wait for the verification agent to return in 463 * milliseconds. 464 */ 465 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 466 467 /** 468 * The default response for package verification timeout. 469 * 470 * This can be either PackageManager.VERIFICATION_ALLOW or 471 * PackageManager.VERIFICATION_REJECT. 472 */ 473 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 474 475 static final String PLATFORM_PACKAGE_NAME = "android"; 476 477 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 478 479 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 480 DEFAULT_CONTAINER_PACKAGE, 481 "com.android.defcontainer.DefaultContainerService"); 482 483 private static final String KILL_APP_REASON_GIDS_CHANGED = 484 "permission grant or revoke changed gids"; 485 486 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 487 "permissions revoked"; 488 489 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 490 491 private static final String PACKAGE_SCHEME = "package"; 492 493 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 494 /** 495 * If VENDOR_OVERLAY_THEME_PROPERTY is set, search for runtime resource overlay APKs also in 496 * VENDOR_OVERLAY_DIR/<value of VENDOR_OVERLAY_THEME_PROPERTY> in addition to 497 * VENDOR_OVERLAY_DIR. 498 */ 499 private static final String VENDOR_OVERLAY_THEME_PROPERTY = "ro.boot.vendor.overlay.theme"; 500 /** 501 * Same as VENDOR_OVERLAY_THEME_PROPERTY, except persistent. If set will override whatever 502 * is in VENDOR_OVERLAY_THEME_PROPERTY. 503 */ 504 private static final String VENDOR_OVERLAY_THEME_PERSIST_PROPERTY 505 = "persist.vendor.overlay.theme"; 506 507 /** Permission grant: not grant the permission. */ 508 private static final int GRANT_DENIED = 1; 509 510 /** Permission grant: grant the permission as an install permission. */ 511 private static final int GRANT_INSTALL = 2; 512 513 /** Permission grant: grant the permission as a runtime one. */ 514 private static final int GRANT_RUNTIME = 3; 515 516 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 517 private static final int GRANT_UPGRADE = 4; 518 519 /** Canonical intent used to identify what counts as a "web browser" app */ 520 private static final Intent sBrowserIntent; 521 static { 522 sBrowserIntent = new Intent(); 523 sBrowserIntent.setAction(Intent.ACTION_VIEW); 524 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 525 sBrowserIntent.setData(Uri.parse("http:")); 526 } 527 528 /** 529 * The set of all protected actions [i.e. those actions for which a high priority 530 * intent filter is disallowed]. 531 */ 532 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 533 static { 534 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 535 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 536 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 537 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 538 } 539 540 // Compilation reasons. 541 public static final int REASON_FIRST_BOOT = 0; 542 public static final int REASON_BOOT = 1; 543 public static final int REASON_INSTALL = 2; 544 public static final int REASON_BACKGROUND_DEXOPT = 3; 545 public static final int REASON_AB_OTA = 4; 546 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 547 public static final int REASON_SHARED_APK = 6; 548 public static final int REASON_FORCED_DEXOPT = 7; 549 public static final int REASON_CORE_APP = 8; 550 551 public static final int REASON_LAST = REASON_CORE_APP; 552 553 /** All dangerous permission names in the same order as the events in MetricsEvent */ 554 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 555 Manifest.permission.READ_CALENDAR, 556 Manifest.permission.WRITE_CALENDAR, 557 Manifest.permission.CAMERA, 558 Manifest.permission.READ_CONTACTS, 559 Manifest.permission.WRITE_CONTACTS, 560 Manifest.permission.GET_ACCOUNTS, 561 Manifest.permission.ACCESS_FINE_LOCATION, 562 Manifest.permission.ACCESS_COARSE_LOCATION, 563 Manifest.permission.RECORD_AUDIO, 564 Manifest.permission.READ_PHONE_STATE, 565 Manifest.permission.CALL_PHONE, 566 Manifest.permission.READ_CALL_LOG, 567 Manifest.permission.WRITE_CALL_LOG, 568 Manifest.permission.ADD_VOICEMAIL, 569 Manifest.permission.USE_SIP, 570 Manifest.permission.PROCESS_OUTGOING_CALLS, 571 Manifest.permission.READ_CELL_BROADCASTS, 572 Manifest.permission.BODY_SENSORS, 573 Manifest.permission.SEND_SMS, 574 Manifest.permission.RECEIVE_SMS, 575 Manifest.permission.READ_SMS, 576 Manifest.permission.RECEIVE_WAP_PUSH, 577 Manifest.permission.RECEIVE_MMS, 578 Manifest.permission.READ_EXTERNAL_STORAGE, 579 Manifest.permission.WRITE_EXTERNAL_STORAGE, 580 Manifest.permission.READ_PHONE_NUMBER); 581 582 583 /** 584 * Version number for the package parser cache. Increment this whenever the format or 585 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 586 */ 587 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 588 589 /** 590 * Whether the package parser cache is enabled. 591 */ 592 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 593 594 final ServiceThread mHandlerThread; 595 596 final PackageHandler mHandler; 597 598 private final ProcessLoggingHandler mProcessLoggingHandler; 599 600 /** 601 * Messages for {@link #mHandler} that need to wait for system ready before 602 * being dispatched. 603 */ 604 private ArrayList<Message> mPostSystemReadyMessages; 605 606 final int mSdkVersion = Build.VERSION.SDK_INT; 607 608 final Context mContext; 609 final boolean mFactoryTest; 610 final boolean mOnlyCore; 611 final DisplayMetrics mMetrics; 612 final int mDefParseFlags; 613 final String[] mSeparateProcesses; 614 final boolean mIsUpgrade; 615 final boolean mIsPreNUpgrade; 616 final boolean mIsPreNMR1Upgrade; 617 618 @GuardedBy("mPackages") 619 private boolean mDexOptDialogShown; 620 621 /** The location for ASEC container files on internal storage. */ 622 final String mAsecInternalPath; 623 624 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 625 // LOCK HELD. Can be called with mInstallLock held. 626 @GuardedBy("mInstallLock") 627 final Installer mInstaller; 628 629 /** Directory where installed third-party apps stored */ 630 final File mAppInstallDir; 631 632 /** 633 * Directory to which applications installed internally have their 634 * 32 bit native libraries copied. 635 */ 636 private File mAppLib32InstallDir; 637 638 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 639 // apps. 640 final File mDrmAppPrivateInstallDir; 641 642 // ---------------------------------------------------------------- 643 644 // Lock for state used when installing and doing other long running 645 // operations. Methods that must be called with this lock held have 646 // the suffix "LI". 647 final Object mInstallLock = new Object(); 648 649 // ---------------------------------------------------------------- 650 651 // Keys are String (package name), values are Package. This also serves 652 // as the lock for the global state. Methods that must be called with 653 // this lock held have the prefix "LP". 654 @GuardedBy("mPackages") 655 final ArrayMap<String, PackageParser.Package> mPackages = 656 new ArrayMap<String, PackageParser.Package>(); 657 658 final ArrayMap<String, Set<String>> mKnownCodebase = 659 new ArrayMap<String, Set<String>>(); 660 661 // Tracks available target package names -> overlay package paths. 662 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 663 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 664 665 /** 666 * Tracks new system packages [received in an OTA] that we expect to 667 * find updated user-installed versions. Keys are package name, values 668 * are package location. 669 */ 670 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 671 /** 672 * Tracks high priority intent filters for protected actions. During boot, certain 673 * filter actions are protected and should never be allowed to have a high priority 674 * intent filter for them. However, there is one, and only one exception -- the 675 * setup wizard. It must be able to define a high priority intent filter for these 676 * actions to ensure there are no escapes from the wizard. We need to delay processing 677 * of these during boot as we need to look at all of the system packages in order 678 * to know which component is the setup wizard. 679 */ 680 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 681 /** 682 * Whether or not processing protected filters should be deferred. 683 */ 684 private boolean mDeferProtectedFilters = true; 685 686 /** 687 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 688 */ 689 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 690 /** 691 * Whether or not system app permissions should be promoted from install to runtime. 692 */ 693 boolean mPromoteSystemApps; 694 695 @GuardedBy("mPackages") 696 final Settings mSettings; 697 698 /** 699 * Set of package names that are currently "frozen", which means active 700 * surgery is being done on the code/data for that package. The platform 701 * will refuse to launch frozen packages to avoid race conditions. 702 * 703 * @see PackageFreezer 704 */ 705 @GuardedBy("mPackages") 706 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 707 708 final ProtectedPackages mProtectedPackages; 709 710 boolean mFirstBoot; 711 712 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 713 714 // System configuration read by SystemConfig. 715 final int[] mGlobalGids; 716 final SparseArray<ArraySet<String>> mSystemPermissions; 717 @GuardedBy("mAvailableFeatures") 718 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 719 720 // If mac_permissions.xml was found for seinfo labeling. 721 boolean mFoundPolicyFile; 722 723 private final InstantAppRegistry mInstantAppRegistry; 724 725 @GuardedBy("mPackages") 726 int mChangedPackagesSequenceNumber; 727 /** 728 * List of changed [installed, removed or updated] packages. 729 * mapping from user id -> sequence number -> package name 730 */ 731 @GuardedBy("mPackages") 732 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 733 /** 734 * The sequence number of the last change to a package. 735 * mapping from user id -> package name -> sequence number 736 */ 737 @GuardedBy("mPackages") 738 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 739 740 public static final class SharedLibraryEntry { 741 public final String path; 742 public final String apk; 743 public final SharedLibraryInfo info; 744 745 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 746 String declaringPackageName, int declaringPackageVersionCode) { 747 path = _path; 748 apk = _apk; 749 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 750 declaringPackageName, declaringPackageVersionCode), null); 751 } 752 } 753 754 // Currently known shared libraries. 755 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 756 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 757 new ArrayMap<>(); 758 759 // All available activities, for your resolving pleasure. 760 final ActivityIntentResolver mActivities = 761 new ActivityIntentResolver(); 762 763 // All available receivers, for your resolving pleasure. 764 final ActivityIntentResolver mReceivers = 765 new ActivityIntentResolver(); 766 767 // All available services, for your resolving pleasure. 768 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 769 770 // All available providers, for your resolving pleasure. 771 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 772 773 // Mapping from provider base names (first directory in content URI codePath) 774 // to the provider information. 775 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 776 new ArrayMap<String, PackageParser.Provider>(); 777 778 // Mapping from instrumentation class names to info about them. 779 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 780 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 781 782 // Mapping from permission names to info about them. 783 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 784 new ArrayMap<String, PackageParser.PermissionGroup>(); 785 786 // Packages whose data we have transfered into another package, thus 787 // should no longer exist. 788 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 789 790 // Broadcast actions that are only available to the system. 791 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 792 793 /** List of packages waiting for verification. */ 794 final SparseArray<PackageVerificationState> mPendingVerification 795 = new SparseArray<PackageVerificationState>(); 796 797 /** Set of packages associated with each app op permission. */ 798 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 799 800 final PackageInstallerService mInstallerService; 801 802 private final PackageDexOptimizer mPackageDexOptimizer; 803 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 804 // is used by other apps). 805 private final DexManager mDexManager; 806 807 private AtomicInteger mNextMoveId = new AtomicInteger(); 808 private final MoveCallbacks mMoveCallbacks; 809 810 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 811 812 // Cache of users who need badging. 813 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 814 815 /** Token for keys in mPendingVerification. */ 816 private int mPendingVerificationToken = 0; 817 818 volatile boolean mSystemReady; 819 volatile boolean mSafeMode; 820 volatile boolean mHasSystemUidErrors; 821 822 ApplicationInfo mAndroidApplication; 823 final ActivityInfo mResolveActivity = new ActivityInfo(); 824 final ResolveInfo mResolveInfo = new ResolveInfo(); 825 ComponentName mResolveComponentName; 826 PackageParser.Package mPlatformPackage; 827 ComponentName mCustomResolverComponentName; 828 829 boolean mResolverReplaced = false; 830 831 private final @Nullable ComponentName mIntentFilterVerifierComponent; 832 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 833 834 private int mIntentFilterVerificationToken = 0; 835 836 /** The service connection to the ephemeral resolver */ 837 final EphemeralResolverConnection mEphemeralResolverConnection; 838 839 /** Component used to install ephemeral applications */ 840 ComponentName mEphemeralInstallerComponent; 841 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 842 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 843 844 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 845 = new SparseArray<IntentFilterVerificationState>(); 846 847 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 848 849 // List of packages names to keep cached, even if they are uninstalled for all users 850 private List<String> mKeepUninstalledPackages; 851 852 private UserManagerInternal mUserManagerInternal; 853 854 private DeviceIdleController.LocalService mDeviceIdleController; 855 856 private File mCacheDir; 857 858 private ArraySet<String> mPrivappPermissionsViolations; 859 860 private static class IFVerificationParams { 861 PackageParser.Package pkg; 862 boolean replacing; 863 int userId; 864 int verifierUid; 865 866 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 867 int _userId, int _verifierUid) { 868 pkg = _pkg; 869 replacing = _replacing; 870 userId = _userId; 871 replacing = _replacing; 872 verifierUid = _verifierUid; 873 } 874 } 875 876 private interface IntentFilterVerifier<T extends IntentFilter> { 877 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 878 T filter, String packageName); 879 void startVerifications(int userId); 880 void receiveVerificationResponse(int verificationId); 881 } 882 883 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 884 private Context mContext; 885 private ComponentName mIntentFilterVerifierComponent; 886 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 887 888 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 889 mContext = context; 890 mIntentFilterVerifierComponent = verifierComponent; 891 } 892 893 private String getDefaultScheme() { 894 return IntentFilter.SCHEME_HTTPS; 895 } 896 897 @Override 898 public void startVerifications(int userId) { 899 // Launch verifications requests 900 int count = mCurrentIntentFilterVerifications.size(); 901 for (int n=0; n<count; n++) { 902 int verificationId = mCurrentIntentFilterVerifications.get(n); 903 final IntentFilterVerificationState ivs = 904 mIntentFilterVerificationStates.get(verificationId); 905 906 String packageName = ivs.getPackageName(); 907 908 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 909 final int filterCount = filters.size(); 910 ArraySet<String> domainsSet = new ArraySet<>(); 911 for (int m=0; m<filterCount; m++) { 912 PackageParser.ActivityIntentInfo filter = filters.get(m); 913 domainsSet.addAll(filter.getHostsList()); 914 } 915 synchronized (mPackages) { 916 if (mSettings.createIntentFilterVerificationIfNeededLPw( 917 packageName, domainsSet) != null) { 918 scheduleWriteSettingsLocked(); 919 } 920 } 921 sendVerificationRequest(userId, verificationId, ivs); 922 } 923 mCurrentIntentFilterVerifications.clear(); 924 } 925 926 private void sendVerificationRequest(int userId, int verificationId, 927 IntentFilterVerificationState ivs) { 928 929 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 930 verificationIntent.putExtra( 931 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 932 verificationId); 933 verificationIntent.putExtra( 934 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 935 getDefaultScheme()); 936 verificationIntent.putExtra( 937 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 938 ivs.getHostsString()); 939 verificationIntent.putExtra( 940 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 941 ivs.getPackageName()); 942 verificationIntent.setComponent(mIntentFilterVerifierComponent); 943 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 944 945 UserHandle user = new UserHandle(userId); 946 mContext.sendBroadcastAsUser(verificationIntent, user); 947 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 948 "Sending IntentFilter verification broadcast"); 949 } 950 951 public void receiveVerificationResponse(int verificationId) { 952 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 953 954 final boolean verified = ivs.isVerified(); 955 956 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 957 final int count = filters.size(); 958 if (DEBUG_DOMAIN_VERIFICATION) { 959 Slog.i(TAG, "Received verification response " + verificationId 960 + " for " + count + " filters, verified=" + verified); 961 } 962 for (int n=0; n<count; n++) { 963 PackageParser.ActivityIntentInfo filter = filters.get(n); 964 filter.setVerified(verified); 965 966 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 967 + " verified with result:" + verified + " and hosts:" 968 + ivs.getHostsString()); 969 } 970 971 mIntentFilterVerificationStates.remove(verificationId); 972 973 final String packageName = ivs.getPackageName(); 974 IntentFilterVerificationInfo ivi = null; 975 976 synchronized (mPackages) { 977 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 978 } 979 if (ivi == null) { 980 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 981 + verificationId + " packageName:" + packageName); 982 return; 983 } 984 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 985 "Updating IntentFilterVerificationInfo for package " + packageName 986 +" verificationId:" + verificationId); 987 988 synchronized (mPackages) { 989 if (verified) { 990 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 991 } else { 992 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 993 } 994 scheduleWriteSettingsLocked(); 995 996 final int userId = ivs.getUserId(); 997 if (userId != UserHandle.USER_ALL) { 998 final int userStatus = 999 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1000 1001 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1002 boolean needUpdate = false; 1003 1004 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1005 // already been set by the User thru the Disambiguation dialog 1006 switch (userStatus) { 1007 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1008 if (verified) { 1009 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1010 } else { 1011 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1012 } 1013 needUpdate = true; 1014 break; 1015 1016 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1017 if (verified) { 1018 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1019 needUpdate = true; 1020 } 1021 break; 1022 1023 default: 1024 // Nothing to do 1025 } 1026 1027 if (needUpdate) { 1028 mSettings.updateIntentFilterVerificationStatusLPw( 1029 packageName, updatedStatus, userId); 1030 scheduleWritePackageRestrictionsLocked(userId); 1031 } 1032 } 1033 } 1034 } 1035 1036 @Override 1037 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1038 ActivityIntentInfo filter, String packageName) { 1039 if (!hasValidDomains(filter)) { 1040 return false; 1041 } 1042 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1043 if (ivs == null) { 1044 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1045 packageName); 1046 } 1047 if (DEBUG_DOMAIN_VERIFICATION) { 1048 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1049 } 1050 ivs.addFilter(filter); 1051 return true; 1052 } 1053 1054 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1055 int userId, int verificationId, String packageName) { 1056 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1057 verifierUid, userId, packageName); 1058 ivs.setPendingState(); 1059 synchronized (mPackages) { 1060 mIntentFilterVerificationStates.append(verificationId, ivs); 1061 mCurrentIntentFilterVerifications.add(verificationId); 1062 } 1063 return ivs; 1064 } 1065 } 1066 1067 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1068 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1069 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1070 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1071 } 1072 1073 // Set of pending broadcasts for aggregating enable/disable of components. 1074 static class PendingPackageBroadcasts { 1075 // for each user id, a map of <package name -> components within that package> 1076 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1077 1078 public PendingPackageBroadcasts() { 1079 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1080 } 1081 1082 public ArrayList<String> get(int userId, String packageName) { 1083 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1084 return packages.get(packageName); 1085 } 1086 1087 public void put(int userId, String packageName, ArrayList<String> components) { 1088 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1089 packages.put(packageName, components); 1090 } 1091 1092 public void remove(int userId, String packageName) { 1093 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1094 if (packages != null) { 1095 packages.remove(packageName); 1096 } 1097 } 1098 1099 public void remove(int userId) { 1100 mUidMap.remove(userId); 1101 } 1102 1103 public int userIdCount() { 1104 return mUidMap.size(); 1105 } 1106 1107 public int userIdAt(int n) { 1108 return mUidMap.keyAt(n); 1109 } 1110 1111 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1112 return mUidMap.get(userId); 1113 } 1114 1115 public int size() { 1116 // total number of pending broadcast entries across all userIds 1117 int num = 0; 1118 for (int i = 0; i< mUidMap.size(); i++) { 1119 num += mUidMap.valueAt(i).size(); 1120 } 1121 return num; 1122 } 1123 1124 public void clear() { 1125 mUidMap.clear(); 1126 } 1127 1128 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1129 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1130 if (map == null) { 1131 map = new ArrayMap<String, ArrayList<String>>(); 1132 mUidMap.put(userId, map); 1133 } 1134 return map; 1135 } 1136 } 1137 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1138 1139 // Service Connection to remote media container service to copy 1140 // package uri's from external media onto secure containers 1141 // or internal storage. 1142 private IMediaContainerService mContainerService = null; 1143 1144 static final int SEND_PENDING_BROADCAST = 1; 1145 static final int MCS_BOUND = 3; 1146 static final int END_COPY = 4; 1147 static final int INIT_COPY = 5; 1148 static final int MCS_UNBIND = 6; 1149 static final int START_CLEANING_PACKAGE = 7; 1150 static final int FIND_INSTALL_LOC = 8; 1151 static final int POST_INSTALL = 9; 1152 static final int MCS_RECONNECT = 10; 1153 static final int MCS_GIVE_UP = 11; 1154 static final int UPDATED_MEDIA_STATUS = 12; 1155 static final int WRITE_SETTINGS = 13; 1156 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1157 static final int PACKAGE_VERIFIED = 15; 1158 static final int CHECK_PENDING_VERIFICATION = 16; 1159 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1160 static final int INTENT_FILTER_VERIFIED = 18; 1161 static final int WRITE_PACKAGE_LIST = 19; 1162 static final int EPHEMERAL_RESOLUTION_PHASE_TWO = 20; 1163 1164 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1165 1166 // Delay time in millisecs 1167 static final int BROADCAST_DELAY = 10 * 1000; 1168 1169 static UserManagerService sUserManager; 1170 1171 // Stores a list of users whose package restrictions file needs to be updated 1172 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1173 1174 final private DefaultContainerConnection mDefContainerConn = 1175 new DefaultContainerConnection(); 1176 class DefaultContainerConnection implements ServiceConnection { 1177 public void onServiceConnected(ComponentName name, IBinder service) { 1178 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1179 final IMediaContainerService imcs = IMediaContainerService.Stub 1180 .asInterface(Binder.allowBlocking(service)); 1181 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1182 } 1183 1184 public void onServiceDisconnected(ComponentName name) { 1185 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1186 } 1187 } 1188 1189 // Recordkeeping of restore-after-install operations that are currently in flight 1190 // between the Package Manager and the Backup Manager 1191 static class PostInstallData { 1192 public InstallArgs args; 1193 public PackageInstalledInfo res; 1194 1195 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1196 args = _a; 1197 res = _r; 1198 } 1199 } 1200 1201 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1202 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1203 1204 // XML tags for backup/restore of various bits of state 1205 private static final String TAG_PREFERRED_BACKUP = "pa"; 1206 private static final String TAG_DEFAULT_APPS = "da"; 1207 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1208 1209 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1210 private static final String TAG_ALL_GRANTS = "rt-grants"; 1211 private static final String TAG_GRANT = "grant"; 1212 private static final String ATTR_PACKAGE_NAME = "pkg"; 1213 1214 private static final String TAG_PERMISSION = "perm"; 1215 private static final String ATTR_PERMISSION_NAME = "name"; 1216 private static final String ATTR_IS_GRANTED = "g"; 1217 private static final String ATTR_USER_SET = "set"; 1218 private static final String ATTR_USER_FIXED = "fixed"; 1219 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1220 1221 // System/policy permission grants are not backed up 1222 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1223 FLAG_PERMISSION_POLICY_FIXED 1224 | FLAG_PERMISSION_SYSTEM_FIXED 1225 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1226 1227 // And we back up these user-adjusted states 1228 private static final int USER_RUNTIME_GRANT_MASK = 1229 FLAG_PERMISSION_USER_SET 1230 | FLAG_PERMISSION_USER_FIXED 1231 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1232 1233 final @Nullable String mRequiredVerifierPackage; 1234 final @NonNull String mRequiredInstallerPackage; 1235 final @NonNull String mRequiredUninstallerPackage; 1236 final @Nullable String mSetupWizardPackage; 1237 final @Nullable String mStorageManagerPackage; 1238 final @NonNull String mServicesSystemSharedLibraryPackageName; 1239 final @NonNull String mSharedSystemSharedLibraryPackageName; 1240 1241 final boolean mPermissionReviewRequired; 1242 1243 private final PackageUsage mPackageUsage = new PackageUsage(); 1244 private final CompilerStats mCompilerStats = new CompilerStats(); 1245 1246 class PackageHandler extends Handler { 1247 private boolean mBound = false; 1248 final ArrayList<HandlerParams> mPendingInstalls = 1249 new ArrayList<HandlerParams>(); 1250 1251 private boolean connectToService() { 1252 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1253 " DefaultContainerService"); 1254 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1255 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1256 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1257 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1258 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1259 mBound = true; 1260 return true; 1261 } 1262 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1263 return false; 1264 } 1265 1266 private void disconnectService() { 1267 mContainerService = null; 1268 mBound = false; 1269 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1270 mContext.unbindService(mDefContainerConn); 1271 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1272 } 1273 1274 PackageHandler(Looper looper) { 1275 super(looper); 1276 } 1277 1278 public void handleMessage(Message msg) { 1279 try { 1280 doHandleMessage(msg); 1281 } finally { 1282 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1283 } 1284 } 1285 1286 void doHandleMessage(Message msg) { 1287 switch (msg.what) { 1288 case INIT_COPY: { 1289 HandlerParams params = (HandlerParams) msg.obj; 1290 int idx = mPendingInstalls.size(); 1291 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1292 // If a bind was already initiated we dont really 1293 // need to do anything. The pending install 1294 // will be processed later on. 1295 if (!mBound) { 1296 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1297 System.identityHashCode(mHandler)); 1298 // If this is the only one pending we might 1299 // have to bind to the service again. 1300 if (!connectToService()) { 1301 Slog.e(TAG, "Failed to bind to media container service"); 1302 params.serviceError(); 1303 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1304 System.identityHashCode(mHandler)); 1305 if (params.traceMethod != null) { 1306 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1307 params.traceCookie); 1308 } 1309 return; 1310 } else { 1311 // Once we bind to the service, the first 1312 // pending request will be processed. 1313 mPendingInstalls.add(idx, params); 1314 } 1315 } else { 1316 mPendingInstalls.add(idx, params); 1317 // Already bound to the service. Just make 1318 // sure we trigger off processing the first request. 1319 if (idx == 0) { 1320 mHandler.sendEmptyMessage(MCS_BOUND); 1321 } 1322 } 1323 break; 1324 } 1325 case MCS_BOUND: { 1326 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1327 if (msg.obj != null) { 1328 mContainerService = (IMediaContainerService) msg.obj; 1329 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1330 System.identityHashCode(mHandler)); 1331 } 1332 if (mContainerService == null) { 1333 if (!mBound) { 1334 // Something seriously wrong since we are not bound and we are not 1335 // waiting for connection. Bail out. 1336 Slog.e(TAG, "Cannot bind to media container service"); 1337 for (HandlerParams params : mPendingInstalls) { 1338 // Indicate service bind error 1339 params.serviceError(); 1340 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1341 System.identityHashCode(params)); 1342 if (params.traceMethod != null) { 1343 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1344 params.traceMethod, params.traceCookie); 1345 } 1346 return; 1347 } 1348 mPendingInstalls.clear(); 1349 } else { 1350 Slog.w(TAG, "Waiting to connect to media container service"); 1351 } 1352 } else if (mPendingInstalls.size() > 0) { 1353 HandlerParams params = mPendingInstalls.get(0); 1354 if (params != null) { 1355 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1356 System.identityHashCode(params)); 1357 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1358 if (params.startCopy()) { 1359 // We are done... look for more work or to 1360 // go idle. 1361 if (DEBUG_SD_INSTALL) Log.i(TAG, 1362 "Checking for more work or unbind..."); 1363 // Delete pending install 1364 if (mPendingInstalls.size() > 0) { 1365 mPendingInstalls.remove(0); 1366 } 1367 if (mPendingInstalls.size() == 0) { 1368 if (mBound) { 1369 if (DEBUG_SD_INSTALL) Log.i(TAG, 1370 "Posting delayed MCS_UNBIND"); 1371 removeMessages(MCS_UNBIND); 1372 Message ubmsg = obtainMessage(MCS_UNBIND); 1373 // Unbind after a little delay, to avoid 1374 // continual thrashing. 1375 sendMessageDelayed(ubmsg, 10000); 1376 } 1377 } else { 1378 // There are more pending requests in queue. 1379 // Just post MCS_BOUND message to trigger processing 1380 // of next pending install. 1381 if (DEBUG_SD_INSTALL) Log.i(TAG, 1382 "Posting MCS_BOUND for next work"); 1383 mHandler.sendEmptyMessage(MCS_BOUND); 1384 } 1385 } 1386 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1387 } 1388 } else { 1389 // Should never happen ideally. 1390 Slog.w(TAG, "Empty queue"); 1391 } 1392 break; 1393 } 1394 case MCS_RECONNECT: { 1395 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1396 if (mPendingInstalls.size() > 0) { 1397 if (mBound) { 1398 disconnectService(); 1399 } 1400 if (!connectToService()) { 1401 Slog.e(TAG, "Failed to bind to media container service"); 1402 for (HandlerParams params : mPendingInstalls) { 1403 // Indicate service bind error 1404 params.serviceError(); 1405 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1406 System.identityHashCode(params)); 1407 } 1408 mPendingInstalls.clear(); 1409 } 1410 } 1411 break; 1412 } 1413 case MCS_UNBIND: { 1414 // If there is no actual work left, then time to unbind. 1415 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1416 1417 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1418 if (mBound) { 1419 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1420 1421 disconnectService(); 1422 } 1423 } else if (mPendingInstalls.size() > 0) { 1424 // There are more pending requests in queue. 1425 // Just post MCS_BOUND message to trigger processing 1426 // of next pending install. 1427 mHandler.sendEmptyMessage(MCS_BOUND); 1428 } 1429 1430 break; 1431 } 1432 case MCS_GIVE_UP: { 1433 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1434 HandlerParams params = mPendingInstalls.remove(0); 1435 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1436 System.identityHashCode(params)); 1437 break; 1438 } 1439 case SEND_PENDING_BROADCAST: { 1440 String packages[]; 1441 ArrayList<String> components[]; 1442 int size = 0; 1443 int uids[]; 1444 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1445 synchronized (mPackages) { 1446 if (mPendingBroadcasts == null) { 1447 return; 1448 } 1449 size = mPendingBroadcasts.size(); 1450 if (size <= 0) { 1451 // Nothing to be done. Just return 1452 return; 1453 } 1454 packages = new String[size]; 1455 components = new ArrayList[size]; 1456 uids = new int[size]; 1457 int i = 0; // filling out the above arrays 1458 1459 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1460 int packageUserId = mPendingBroadcasts.userIdAt(n); 1461 Iterator<Map.Entry<String, ArrayList<String>>> it 1462 = mPendingBroadcasts.packagesForUserId(packageUserId) 1463 .entrySet().iterator(); 1464 while (it.hasNext() && i < size) { 1465 Map.Entry<String, ArrayList<String>> ent = it.next(); 1466 packages[i] = ent.getKey(); 1467 components[i] = ent.getValue(); 1468 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1469 uids[i] = (ps != null) 1470 ? UserHandle.getUid(packageUserId, ps.appId) 1471 : -1; 1472 i++; 1473 } 1474 } 1475 size = i; 1476 mPendingBroadcasts.clear(); 1477 } 1478 // Send broadcasts 1479 for (int i = 0; i < size; i++) { 1480 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1481 } 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1483 break; 1484 } 1485 case START_CLEANING_PACKAGE: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 final String packageName = (String)msg.obj; 1488 final int userId = msg.arg1; 1489 final boolean andCode = msg.arg2 != 0; 1490 synchronized (mPackages) { 1491 if (userId == UserHandle.USER_ALL) { 1492 int[] users = sUserManager.getUserIds(); 1493 for (int user : users) { 1494 mSettings.addPackageToCleanLPw( 1495 new PackageCleanItem(user, packageName, andCode)); 1496 } 1497 } else { 1498 mSettings.addPackageToCleanLPw( 1499 new PackageCleanItem(userId, packageName, andCode)); 1500 } 1501 } 1502 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1503 startCleaningPackages(); 1504 } break; 1505 case POST_INSTALL: { 1506 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1507 1508 PostInstallData data = mRunningInstalls.get(msg.arg1); 1509 final boolean didRestore = (msg.arg2 != 0); 1510 mRunningInstalls.delete(msg.arg1); 1511 1512 if (data != null) { 1513 InstallArgs args = data.args; 1514 PackageInstalledInfo parentRes = data.res; 1515 1516 final boolean grantPermissions = (args.installFlags 1517 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1518 final boolean killApp = (args.installFlags 1519 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1520 final String[] grantedPermissions = args.installGrantPermissions; 1521 1522 // Handle the parent package 1523 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1524 grantedPermissions, didRestore, args.installerPackageName, 1525 args.observer); 1526 1527 // Handle the child packages 1528 final int childCount = (parentRes.addedChildPackages != null) 1529 ? parentRes.addedChildPackages.size() : 0; 1530 for (int i = 0; i < childCount; i++) { 1531 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1532 handlePackagePostInstall(childRes, grantPermissions, killApp, 1533 grantedPermissions, false, args.installerPackageName, 1534 args.observer); 1535 } 1536 1537 // Log tracing if needed 1538 if (args.traceMethod != null) { 1539 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1540 args.traceCookie); 1541 } 1542 } else { 1543 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1544 } 1545 1546 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1547 } break; 1548 case UPDATED_MEDIA_STATUS: { 1549 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1550 boolean reportStatus = msg.arg1 == 1; 1551 boolean doGc = msg.arg2 == 1; 1552 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1553 if (doGc) { 1554 // Force a gc to clear up stale containers. 1555 Runtime.getRuntime().gc(); 1556 } 1557 if (msg.obj != null) { 1558 @SuppressWarnings("unchecked") 1559 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1560 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1561 // Unload containers 1562 unloadAllContainers(args); 1563 } 1564 if (reportStatus) { 1565 try { 1566 if (DEBUG_SD_INSTALL) Log.i(TAG, 1567 "Invoking StorageManagerService call back"); 1568 PackageHelper.getStorageManager().finishMediaUpdate(); 1569 } catch (RemoteException e) { 1570 Log.e(TAG, "StorageManagerService not running?"); 1571 } 1572 } 1573 } break; 1574 case WRITE_SETTINGS: { 1575 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1576 synchronized (mPackages) { 1577 removeMessages(WRITE_SETTINGS); 1578 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1579 mSettings.writeLPr(); 1580 mDirtyUsers.clear(); 1581 } 1582 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1583 } break; 1584 case WRITE_PACKAGE_RESTRICTIONS: { 1585 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1586 synchronized (mPackages) { 1587 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1588 for (int userId : mDirtyUsers) { 1589 mSettings.writePackageRestrictionsLPr(userId); 1590 } 1591 mDirtyUsers.clear(); 1592 } 1593 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1594 } break; 1595 case WRITE_PACKAGE_LIST: { 1596 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1597 synchronized (mPackages) { 1598 removeMessages(WRITE_PACKAGE_LIST); 1599 mSettings.writePackageListLPr(msg.arg1); 1600 } 1601 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1602 } break; 1603 case CHECK_PENDING_VERIFICATION: { 1604 final int verificationId = msg.arg1; 1605 final PackageVerificationState state = mPendingVerification.get(verificationId); 1606 1607 if ((state != null) && !state.timeoutExtended()) { 1608 final InstallArgs args = state.getInstallArgs(); 1609 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1610 1611 Slog.i(TAG, "Verification timed out for " + originUri); 1612 mPendingVerification.remove(verificationId); 1613 1614 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1615 1616 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1617 Slog.i(TAG, "Continuing with installation of " + originUri); 1618 state.setVerifierResponse(Binder.getCallingUid(), 1619 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1620 broadcastPackageVerified(verificationId, originUri, 1621 PackageManager.VERIFICATION_ALLOW, 1622 state.getInstallArgs().getUser()); 1623 try { 1624 ret = args.copyApk(mContainerService, true); 1625 } catch (RemoteException e) { 1626 Slog.e(TAG, "Could not contact the ContainerService"); 1627 } 1628 } else { 1629 broadcastPackageVerified(verificationId, originUri, 1630 PackageManager.VERIFICATION_REJECT, 1631 state.getInstallArgs().getUser()); 1632 } 1633 1634 Trace.asyncTraceEnd( 1635 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1636 1637 processPendingInstall(args, ret); 1638 mHandler.sendEmptyMessage(MCS_UNBIND); 1639 } 1640 break; 1641 } 1642 case PACKAGE_VERIFIED: { 1643 final int verificationId = msg.arg1; 1644 1645 final PackageVerificationState state = mPendingVerification.get(verificationId); 1646 if (state == null) { 1647 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1648 break; 1649 } 1650 1651 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1652 1653 state.setVerifierResponse(response.callerUid, response.code); 1654 1655 if (state.isVerificationComplete()) { 1656 mPendingVerification.remove(verificationId); 1657 1658 final InstallArgs args = state.getInstallArgs(); 1659 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1660 1661 int ret; 1662 if (state.isInstallAllowed()) { 1663 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1664 broadcastPackageVerified(verificationId, originUri, 1665 response.code, state.getInstallArgs().getUser()); 1666 try { 1667 ret = args.copyApk(mContainerService, true); 1668 } catch (RemoteException e) { 1669 Slog.e(TAG, "Could not contact the ContainerService"); 1670 } 1671 } else { 1672 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1673 } 1674 1675 Trace.asyncTraceEnd( 1676 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1677 1678 processPendingInstall(args, ret); 1679 mHandler.sendEmptyMessage(MCS_UNBIND); 1680 } 1681 1682 break; 1683 } 1684 case START_INTENT_FILTER_VERIFICATIONS: { 1685 IFVerificationParams params = (IFVerificationParams) msg.obj; 1686 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1687 params.replacing, params.pkg); 1688 break; 1689 } 1690 case INTENT_FILTER_VERIFIED: { 1691 final int verificationId = msg.arg1; 1692 1693 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1694 verificationId); 1695 if (state == null) { 1696 Slog.w(TAG, "Invalid IntentFilter verification token " 1697 + verificationId + " received"); 1698 break; 1699 } 1700 1701 final int userId = state.getUserId(); 1702 1703 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1704 "Processing IntentFilter verification with token:" 1705 + verificationId + " and userId:" + userId); 1706 1707 final IntentFilterVerificationResponse response = 1708 (IntentFilterVerificationResponse) msg.obj; 1709 1710 state.setVerifierResponse(response.callerUid, response.code); 1711 1712 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1713 "IntentFilter verification with token:" + verificationId 1714 + " and userId:" + userId 1715 + " is settings verifier response with response code:" 1716 + response.code); 1717 1718 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1719 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1720 + response.getFailedDomainsString()); 1721 } 1722 1723 if (state.isVerificationComplete()) { 1724 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1725 } else { 1726 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1727 "IntentFilter verification with token:" + verificationId 1728 + " was not said to be complete"); 1729 } 1730 1731 break; 1732 } 1733 case EPHEMERAL_RESOLUTION_PHASE_TWO: { 1734 EphemeralResolver.doEphemeralResolutionPhaseTwo(mContext, 1735 mEphemeralResolverConnection, 1736 (EphemeralRequest) msg.obj, 1737 mEphemeralInstallerActivity, 1738 mHandler); 1739 } 1740 } 1741 } 1742 } 1743 1744 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1745 boolean killApp, String[] grantedPermissions, 1746 boolean launchedForRestore, String installerPackage, 1747 IPackageInstallObserver2 installObserver) { 1748 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1749 // Send the removed broadcasts 1750 if (res.removedInfo != null) { 1751 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1752 } 1753 1754 // Now that we successfully installed the package, grant runtime 1755 // permissions if requested before broadcasting the install. Also 1756 // for legacy apps in permission review mode we clear the permission 1757 // review flag which is used to emulate runtime permissions for 1758 // legacy apps. 1759 if (grantPermissions) { 1760 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1761 } 1762 1763 final boolean update = res.removedInfo != null 1764 && res.removedInfo.removedPackage != null; 1765 1766 // If this is the first time we have child packages for a disabled privileged 1767 // app that had no children, we grant requested runtime permissions to the new 1768 // children if the parent on the system image had them already granted. 1769 if (res.pkg.parentPackage != null) { 1770 synchronized (mPackages) { 1771 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1772 } 1773 } 1774 1775 synchronized (mPackages) { 1776 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1777 } 1778 1779 final String packageName = res.pkg.applicationInfo.packageName; 1780 1781 // Determine the set of users who are adding this package for 1782 // the first time vs. those who are seeing an update. 1783 int[] firstUsers = EMPTY_INT_ARRAY; 1784 int[] updateUsers = EMPTY_INT_ARRAY; 1785 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1786 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1787 for (int newUser : res.newUsers) { 1788 if (ps.getInstantApp(newUser)) { 1789 continue; 1790 } 1791 if (allNewUsers) { 1792 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1793 continue; 1794 } 1795 boolean isNew = true; 1796 for (int origUser : res.origUsers) { 1797 if (origUser == newUser) { 1798 isNew = false; 1799 break; 1800 } 1801 } 1802 if (isNew) { 1803 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1804 } else { 1805 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1806 } 1807 } 1808 1809 // Send installed broadcasts if the package is not a static shared lib. 1810 if (res.pkg.staticSharedLibName == null) { 1811 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1812 1813 // Send added for users that see the package for the first time 1814 // sendPackageAddedForNewUsers also deals with system apps 1815 int appId = UserHandle.getAppId(res.uid); 1816 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 1817 sendPackageAddedForNewUsers(packageName, isSystem, appId, firstUsers); 1818 1819 // Send added for users that don't see the package for the first time 1820 Bundle extras = new Bundle(1); 1821 extras.putInt(Intent.EXTRA_UID, res.uid); 1822 if (update) { 1823 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1824 } 1825 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1826 extras, 0 /*flags*/, null /*targetPackage*/, 1827 null /*finishedReceiver*/, updateUsers); 1828 1829 // Send replaced for users that don't see the package for the first time 1830 if (update) { 1831 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1832 packageName, extras, 0 /*flags*/, 1833 null /*targetPackage*/, null /*finishedReceiver*/, 1834 updateUsers); 1835 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1836 null /*package*/, null /*extras*/, 0 /*flags*/, 1837 packageName /*targetPackage*/, 1838 null /*finishedReceiver*/, updateUsers); 1839 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1840 // First-install and we did a restore, so we're responsible for the 1841 // first-launch broadcast. 1842 if (DEBUG_BACKUP) { 1843 Slog.i(TAG, "Post-restore of " + packageName 1844 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1845 } 1846 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1847 } 1848 1849 // Send broadcast package appeared if forward locked/external for all users 1850 // treat asec-hosted packages like removable media on upgrade 1851 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1852 if (DEBUG_INSTALL) { 1853 Slog.i(TAG, "upgrading pkg " + res.pkg 1854 + " is ASEC-hosted -> AVAILABLE"); 1855 } 1856 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1857 ArrayList<String> pkgList = new ArrayList<>(1); 1858 pkgList.add(packageName); 1859 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1860 } 1861 } 1862 1863 // Work that needs to happen on first install within each user 1864 if (firstUsers != null && firstUsers.length > 0) { 1865 synchronized (mPackages) { 1866 for (int userId : firstUsers) { 1867 // If this app is a browser and it's newly-installed for some 1868 // users, clear any default-browser state in those users. The 1869 // app's nature doesn't depend on the user, so we can just check 1870 // its browser nature in any user and generalize. 1871 if (packageIsBrowser(packageName, userId)) { 1872 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1873 } 1874 1875 // We may also need to apply pending (restored) runtime 1876 // permission grants within these users. 1877 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1878 } 1879 } 1880 } 1881 1882 // Log current value of "unknown sources" setting 1883 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1884 getUnknownSourcesSettings()); 1885 1886 // Force a gc to clear up things 1887 Runtime.getRuntime().gc(); 1888 1889 // Remove the replaced package's older resources safely now 1890 // We delete after a gc for applications on sdcard. 1891 if (res.removedInfo != null && res.removedInfo.args != null) { 1892 synchronized (mInstallLock) { 1893 res.removedInfo.args.doPostDeleteLI(true); 1894 } 1895 } 1896 1897 // Notify DexManager that the package was installed for new users. 1898 // The updated users should already be indexed and the package code paths 1899 // should not change. 1900 // Don't notify the manager for ephemeral apps as they are not expected to 1901 // survive long enough to benefit of background optimizations. 1902 for (int userId : firstUsers) { 1903 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 1904 mDexManager.notifyPackageInstalled(info, userId); 1905 } 1906 } 1907 1908 // If someone is watching installs - notify them 1909 if (installObserver != null) { 1910 try { 1911 Bundle extras = extrasForInstallResult(res); 1912 installObserver.onPackageInstalled(res.name, res.returnCode, 1913 res.returnMsg, extras); 1914 } catch (RemoteException e) { 1915 Slog.i(TAG, "Observer no longer exists."); 1916 } 1917 } 1918 } 1919 1920 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1921 PackageParser.Package pkg) { 1922 if (pkg.parentPackage == null) { 1923 return; 1924 } 1925 if (pkg.requestedPermissions == null) { 1926 return; 1927 } 1928 final PackageSetting disabledSysParentPs = mSettings 1929 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1930 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1931 || !disabledSysParentPs.isPrivileged() 1932 || (disabledSysParentPs.childPackageNames != null 1933 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1934 return; 1935 } 1936 final int[] allUserIds = sUserManager.getUserIds(); 1937 final int permCount = pkg.requestedPermissions.size(); 1938 for (int i = 0; i < permCount; i++) { 1939 String permission = pkg.requestedPermissions.get(i); 1940 BasePermission bp = mSettings.mPermissions.get(permission); 1941 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1942 continue; 1943 } 1944 for (int userId : allUserIds) { 1945 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1946 permission, userId)) { 1947 grantRuntimePermission(pkg.packageName, permission, userId); 1948 } 1949 } 1950 } 1951 } 1952 1953 private StorageEventListener mStorageListener = new StorageEventListener() { 1954 @Override 1955 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1956 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1957 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1958 final String volumeUuid = vol.getFsUuid(); 1959 1960 // Clean up any users or apps that were removed or recreated 1961 // while this volume was missing 1962 sUserManager.reconcileUsers(volumeUuid); 1963 reconcileApps(volumeUuid); 1964 1965 // Clean up any install sessions that expired or were 1966 // cancelled while this volume was missing 1967 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1968 1969 loadPrivatePackages(vol); 1970 1971 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1972 unloadPrivatePackages(vol); 1973 } 1974 } 1975 1976 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1977 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1978 updateExternalMediaStatus(true, false); 1979 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1980 updateExternalMediaStatus(false, false); 1981 } 1982 } 1983 } 1984 1985 @Override 1986 public void onVolumeForgotten(String fsUuid) { 1987 if (TextUtils.isEmpty(fsUuid)) { 1988 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1989 return; 1990 } 1991 1992 // Remove any apps installed on the forgotten volume 1993 synchronized (mPackages) { 1994 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1995 for (PackageSetting ps : packages) { 1996 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1997 deletePackageVersioned(new VersionedPackage(ps.name, 1998 PackageManager.VERSION_CODE_HIGHEST), 1999 new LegacyPackageDeleteObserver(null).getBinder(), 2000 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2001 // Try very hard to release any references to this package 2002 // so we don't risk the system server being killed due to 2003 // open FDs 2004 AttributeCache.instance().removePackage(ps.name); 2005 } 2006 2007 mSettings.onVolumeForgotten(fsUuid); 2008 mSettings.writeLPr(); 2009 } 2010 } 2011 }; 2012 2013 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 2014 String[] grantedPermissions) { 2015 for (int userId : userIds) { 2016 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 2017 } 2018 } 2019 2020 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 2021 String[] grantedPermissions) { 2022 SettingBase sb = (SettingBase) pkg.mExtras; 2023 if (sb == null) { 2024 return; 2025 } 2026 2027 PermissionsState permissionsState = sb.getPermissionsState(); 2028 2029 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 2030 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 2031 2032 final boolean supportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 2033 >= Build.VERSION_CODES.M; 2034 2035 for (String permission : pkg.requestedPermissions) { 2036 final BasePermission bp; 2037 synchronized (mPackages) { 2038 bp = mSettings.mPermissions.get(permission); 2039 } 2040 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 2041 && (grantedPermissions == null 2042 || ArrayUtils.contains(grantedPermissions, permission))) { 2043 final int flags = permissionsState.getPermissionFlags(permission, userId); 2044 if (supportsRuntimePermissions) { 2045 // Installer cannot change immutable permissions. 2046 if ((flags & immutableFlags) == 0) { 2047 grantRuntimePermission(pkg.packageName, permission, userId); 2048 } 2049 } else if (mPermissionReviewRequired) { 2050 // In permission review mode we clear the review flag when we 2051 // are asked to install the app with all permissions granted. 2052 if ((flags & PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 2053 updatePermissionFlags(permission, pkg.packageName, 2054 PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED, 0, userId); 2055 } 2056 } 2057 } 2058 } 2059 } 2060 2061 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2062 Bundle extras = null; 2063 switch (res.returnCode) { 2064 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2065 extras = new Bundle(); 2066 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2067 res.origPermission); 2068 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2069 res.origPackage); 2070 break; 2071 } 2072 case PackageManager.INSTALL_SUCCEEDED: { 2073 extras = new Bundle(); 2074 extras.putBoolean(Intent.EXTRA_REPLACING, 2075 res.removedInfo != null && res.removedInfo.removedPackage != null); 2076 break; 2077 } 2078 } 2079 return extras; 2080 } 2081 2082 void scheduleWriteSettingsLocked() { 2083 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2084 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2085 } 2086 } 2087 2088 void scheduleWritePackageListLocked(int userId) { 2089 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2090 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2091 msg.arg1 = userId; 2092 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2093 } 2094 } 2095 2096 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2097 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2098 scheduleWritePackageRestrictionsLocked(userId); 2099 } 2100 2101 void scheduleWritePackageRestrictionsLocked(int userId) { 2102 final int[] userIds = (userId == UserHandle.USER_ALL) 2103 ? sUserManager.getUserIds() : new int[]{userId}; 2104 for (int nextUserId : userIds) { 2105 if (!sUserManager.exists(nextUserId)) return; 2106 mDirtyUsers.add(nextUserId); 2107 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2108 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2109 } 2110 } 2111 } 2112 2113 public static PackageManagerService main(Context context, Installer installer, 2114 boolean factoryTest, boolean onlyCore) { 2115 // Self-check for initial settings. 2116 PackageManagerServiceCompilerMapping.checkProperties(); 2117 2118 PackageManagerService m = new PackageManagerService(context, installer, 2119 factoryTest, onlyCore); 2120 m.enableSystemUserPackages(); 2121 ServiceManager.addService("package", m); 2122 return m; 2123 } 2124 2125 private void enableSystemUserPackages() { 2126 if (!UserManager.isSplitSystemUser()) { 2127 return; 2128 } 2129 // For system user, enable apps based on the following conditions: 2130 // - app is whitelisted or belong to one of these groups: 2131 // -- system app which has no launcher icons 2132 // -- system app which has INTERACT_ACROSS_USERS permission 2133 // -- system IME app 2134 // - app is not in the blacklist 2135 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2136 Set<String> enableApps = new ArraySet<>(); 2137 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2138 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2139 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2140 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2141 enableApps.addAll(wlApps); 2142 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2143 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2144 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2145 enableApps.removeAll(blApps); 2146 Log.i(TAG, "Applications installed for system user: " + enableApps); 2147 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2148 UserHandle.SYSTEM); 2149 final int allAppsSize = allAps.size(); 2150 synchronized (mPackages) { 2151 for (int i = 0; i < allAppsSize; i++) { 2152 String pName = allAps.get(i); 2153 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2154 // Should not happen, but we shouldn't be failing if it does 2155 if (pkgSetting == null) { 2156 continue; 2157 } 2158 boolean install = enableApps.contains(pName); 2159 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2160 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2161 + " for system user"); 2162 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2163 } 2164 } 2165 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2166 } 2167 } 2168 2169 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2170 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2171 Context.DISPLAY_SERVICE); 2172 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2173 } 2174 2175 /** 2176 * Requests that files preopted on a secondary system partition be copied to the data partition 2177 * if possible. Note that the actual copying of the files is accomplished by init for security 2178 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2179 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2180 */ 2181 private static void requestCopyPreoptedFiles() { 2182 final int WAIT_TIME_MS = 100; 2183 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2184 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2185 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2186 // We will wait for up to 100 seconds. 2187 final long timeStart = SystemClock.uptimeMillis(); 2188 final long timeEnd = timeStart + 100 * 1000; 2189 long timeNow = timeStart; 2190 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2191 try { 2192 Thread.sleep(WAIT_TIME_MS); 2193 } catch (InterruptedException e) { 2194 // Do nothing 2195 } 2196 timeNow = SystemClock.uptimeMillis(); 2197 if (timeNow > timeEnd) { 2198 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2199 Slog.wtf(TAG, "cppreopt did not finish!"); 2200 break; 2201 } 2202 } 2203 2204 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2205 } 2206 } 2207 2208 public PackageManagerService(Context context, Installer installer, 2209 boolean factoryTest, boolean onlyCore) { 2210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2211 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2212 SystemClock.uptimeMillis()); 2213 2214 if (mSdkVersion <= 0) { 2215 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2216 } 2217 2218 mContext = context; 2219 2220 mPermissionReviewRequired = context.getResources().getBoolean( 2221 R.bool.config_permissionReviewRequired); 2222 2223 mFactoryTest = factoryTest; 2224 mOnlyCore = onlyCore; 2225 mMetrics = new DisplayMetrics(); 2226 mSettings = new Settings(mPackages); 2227 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2228 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2229 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2230 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2231 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2232 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2233 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2234 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2235 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2236 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2237 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2238 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2239 2240 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2241 if (separateProcesses != null && separateProcesses.length() > 0) { 2242 if ("*".equals(separateProcesses)) { 2243 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2244 mSeparateProcesses = null; 2245 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2246 } else { 2247 mDefParseFlags = 0; 2248 mSeparateProcesses = separateProcesses.split(","); 2249 Slog.w(TAG, "Running with debug.separate_processes: " 2250 + separateProcesses); 2251 } 2252 } else { 2253 mDefParseFlags = 0; 2254 mSeparateProcesses = null; 2255 } 2256 2257 mInstaller = installer; 2258 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2259 "*dexopt*"); 2260 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2261 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2262 2263 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2264 FgThread.get().getLooper()); 2265 2266 getDefaultDisplayMetrics(context, mMetrics); 2267 2268 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2269 SystemConfig systemConfig = SystemConfig.getInstance(); 2270 mGlobalGids = systemConfig.getGlobalGids(); 2271 mSystemPermissions = systemConfig.getSystemPermissions(); 2272 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2273 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2274 2275 mProtectedPackages = new ProtectedPackages(mContext); 2276 2277 synchronized (mInstallLock) { 2278 // writer 2279 synchronized (mPackages) { 2280 mHandlerThread = new ServiceThread(TAG, 2281 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2282 mHandlerThread.start(); 2283 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2284 mProcessLoggingHandler = new ProcessLoggingHandler(); 2285 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2286 2287 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2288 mInstantAppRegistry = new InstantAppRegistry(this); 2289 2290 File dataDir = Environment.getDataDirectory(); 2291 mAppInstallDir = new File(dataDir, "app"); 2292 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2293 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2294 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2295 sUserManager = new UserManagerService(context, this, 2296 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2297 2298 // Propagate permission configuration in to package manager. 2299 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2300 = systemConfig.getPermissions(); 2301 for (int i=0; i<permConfig.size(); i++) { 2302 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2303 BasePermission bp = mSettings.mPermissions.get(perm.name); 2304 if (bp == null) { 2305 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2306 mSettings.mPermissions.put(perm.name, bp); 2307 } 2308 if (perm.gids != null) { 2309 bp.setGids(perm.gids, perm.perUser); 2310 } 2311 } 2312 2313 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2314 final int builtInLibCount = libConfig.size(); 2315 for (int i = 0; i < builtInLibCount; i++) { 2316 String name = libConfig.keyAt(i); 2317 String path = libConfig.valueAt(i); 2318 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2319 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2320 } 2321 2322 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2323 2324 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2325 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2326 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2327 2328 // Clean up orphaned packages for which the code path doesn't exist 2329 // and they are an update to a system app - caused by bug/32321269 2330 final int packageSettingCount = mSettings.mPackages.size(); 2331 for (int i = packageSettingCount - 1; i >= 0; i--) { 2332 PackageSetting ps = mSettings.mPackages.valueAt(i); 2333 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2334 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2335 mSettings.mPackages.removeAt(i); 2336 mSettings.enableSystemPackageLPw(ps.name); 2337 } 2338 } 2339 2340 if (mFirstBoot) { 2341 requestCopyPreoptedFiles(); 2342 } 2343 2344 String customResolverActivity = Resources.getSystem().getString( 2345 R.string.config_customResolverActivity); 2346 if (TextUtils.isEmpty(customResolverActivity)) { 2347 customResolverActivity = null; 2348 } else { 2349 mCustomResolverComponentName = ComponentName.unflattenFromString( 2350 customResolverActivity); 2351 } 2352 2353 long startTime = SystemClock.uptimeMillis(); 2354 2355 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2356 startTime); 2357 2358 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2359 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2360 2361 if (bootClassPath == null) { 2362 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2363 } 2364 2365 if (systemServerClassPath == null) { 2366 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2367 } 2368 2369 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2370 final String[] dexCodeInstructionSets = 2371 getDexCodeInstructionSets( 2372 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2373 2374 /** 2375 * Ensure all external libraries have had dexopt run on them. 2376 */ 2377 if (mSharedLibraries.size() > 0) { 2378 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 2379 // NOTE: For now, we're compiling these system "shared libraries" 2380 // (and framework jars) into all available architectures. It's possible 2381 // to compile them only when we come across an app that uses them (there's 2382 // already logic for that in scanPackageLI) but that adds some complexity. 2383 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2384 final int libCount = mSharedLibraries.size(); 2385 for (int i = 0; i < libCount; i++) { 2386 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 2387 final int versionCount = versionedLib.size(); 2388 for (int j = 0; j < versionCount; j++) { 2389 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 2390 final String libPath = libEntry.path != null 2391 ? libEntry.path : libEntry.apk; 2392 if (libPath == null) { 2393 continue; 2394 } 2395 try { 2396 // Shared libraries do not have profiles so we perform a full 2397 // AOT compilation (if needed). 2398 int dexoptNeeded = DexFile.getDexOptNeeded( 2399 libPath, dexCodeInstructionSet, 2400 getCompilerFilterForReason(REASON_SHARED_APK), 2401 false /* newProfile */); 2402 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2403 mInstaller.dexopt(libPath, Process.SYSTEM_UID, "*", 2404 dexCodeInstructionSet, dexoptNeeded, null, 2405 DEXOPT_PUBLIC, 2406 getCompilerFilterForReason(REASON_SHARED_APK), 2407 StorageManager.UUID_PRIVATE_INTERNAL, 2408 PackageDexOptimizer.SKIP_SHARED_LIBRARY_CHECK); 2409 } 2410 } catch (FileNotFoundException e) { 2411 Slog.w(TAG, "Library not found: " + libPath); 2412 } catch (IOException | InstallerException e) { 2413 Slog.w(TAG, "Cannot dexopt " + libPath + "; is it an APK or JAR? " 2414 + e.getMessage()); 2415 } 2416 } 2417 } 2418 } 2419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2420 } 2421 2422 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2423 2424 final VersionInfo ver = mSettings.getInternalVersion(); 2425 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2426 2427 // when upgrading from pre-M, promote system app permissions from install to runtime 2428 mPromoteSystemApps = 2429 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2430 2431 // When upgrading from pre-N, we need to handle package extraction like first boot, 2432 // as there is no profiling data available. 2433 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2434 2435 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2436 2437 // save off the names of pre-existing system packages prior to scanning; we don't 2438 // want to automatically grant runtime permissions for new system apps 2439 if (mPromoteSystemApps) { 2440 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2441 while (pkgSettingIter.hasNext()) { 2442 PackageSetting ps = pkgSettingIter.next(); 2443 if (isSystemApp(ps)) { 2444 mExistingSystemPackages.add(ps.name); 2445 } 2446 } 2447 } 2448 2449 mCacheDir = preparePackageParserCache(mIsUpgrade); 2450 2451 // Set flag to monitor and not change apk file paths when 2452 // scanning install directories. 2453 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2454 2455 if (mIsUpgrade || mFirstBoot) { 2456 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2457 } 2458 2459 // Collect vendor overlay packages. (Do this before scanning any apps.) 2460 // For security and version matching reason, only consider 2461 // overlay packages if they reside in the right directory. 2462 String overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PERSIST_PROPERTY); 2463 if (overlayThemeDir.isEmpty()) { 2464 overlayThemeDir = SystemProperties.get(VENDOR_OVERLAY_THEME_PROPERTY); 2465 } 2466 if (!overlayThemeDir.isEmpty()) { 2467 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR, overlayThemeDir), mDefParseFlags 2468 | PackageParser.PARSE_IS_SYSTEM 2469 | PackageParser.PARSE_IS_SYSTEM_DIR 2470 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2471 } 2472 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2473 | PackageParser.PARSE_IS_SYSTEM 2474 | PackageParser.PARSE_IS_SYSTEM_DIR 2475 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2476 2477 // Find base frameworks (resource packages without code). 2478 scanDirTracedLI(frameworkDir, mDefParseFlags 2479 | PackageParser.PARSE_IS_SYSTEM 2480 | PackageParser.PARSE_IS_SYSTEM_DIR 2481 | PackageParser.PARSE_IS_PRIVILEGED, 2482 scanFlags | SCAN_NO_DEX, 0); 2483 2484 // Collected privileged system packages. 2485 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2486 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2487 | PackageParser.PARSE_IS_SYSTEM 2488 | PackageParser.PARSE_IS_SYSTEM_DIR 2489 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2490 2491 // Collect ordinary system packages. 2492 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2493 scanDirTracedLI(systemAppDir, mDefParseFlags 2494 | PackageParser.PARSE_IS_SYSTEM 2495 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2496 2497 // Collect all vendor packages. 2498 File vendorAppDir = new File("/vendor/app"); 2499 try { 2500 vendorAppDir = vendorAppDir.getCanonicalFile(); 2501 } catch (IOException e) { 2502 // failed to look up canonical path, continue with original one 2503 } 2504 scanDirTracedLI(vendorAppDir, mDefParseFlags 2505 | PackageParser.PARSE_IS_SYSTEM 2506 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2507 2508 // Collect all OEM packages. 2509 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2510 scanDirTracedLI(oemAppDir, mDefParseFlags 2511 | PackageParser.PARSE_IS_SYSTEM 2512 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2513 2514 // Prune any system packages that no longer exist. 2515 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2516 if (!mOnlyCore) { 2517 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2518 while (psit.hasNext()) { 2519 PackageSetting ps = psit.next(); 2520 2521 /* 2522 * If this is not a system app, it can't be a 2523 * disable system app. 2524 */ 2525 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2526 continue; 2527 } 2528 2529 /* 2530 * If the package is scanned, it's not erased. 2531 */ 2532 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2533 if (scannedPkg != null) { 2534 /* 2535 * If the system app is both scanned and in the 2536 * disabled packages list, then it must have been 2537 * added via OTA. Remove it from the currently 2538 * scanned package so the previously user-installed 2539 * application can be scanned. 2540 */ 2541 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2542 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2543 + ps.name + "; removing system app. Last known codePath=" 2544 + ps.codePathString + ", installStatus=" + ps.installStatus 2545 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2546 + scannedPkg.mVersionCode); 2547 removePackageLI(scannedPkg, true); 2548 mExpectingBetter.put(ps.name, ps.codePath); 2549 } 2550 2551 continue; 2552 } 2553 2554 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2555 psit.remove(); 2556 logCriticalInfo(Log.WARN, "System package " + ps.name 2557 + " no longer exists; it's data will be wiped"); 2558 // Actual deletion of code and data will be handled by later 2559 // reconciliation step 2560 } else { 2561 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2562 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2563 possiblyDeletedUpdatedSystemApps.add(ps.name); 2564 } 2565 } 2566 } 2567 } 2568 2569 //look for any incomplete package installations 2570 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2571 for (int i = 0; i < deletePkgsList.size(); i++) { 2572 // Actual deletion of code and data will be handled by later 2573 // reconciliation step 2574 final String packageName = deletePkgsList.get(i).name; 2575 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2576 synchronized (mPackages) { 2577 mSettings.removePackageLPw(packageName); 2578 } 2579 } 2580 2581 //delete tmp files 2582 deleteTempPackageFiles(); 2583 2584 // Remove any shared userIDs that have no associated packages 2585 mSettings.pruneSharedUsersLPw(); 2586 2587 if (!mOnlyCore) { 2588 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2589 SystemClock.uptimeMillis()); 2590 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2591 2592 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2593 | PackageParser.PARSE_FORWARD_LOCK, 2594 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2595 2596 /** 2597 * Remove disable package settings for any updated system 2598 * apps that were removed via an OTA. If they're not a 2599 * previously-updated app, remove them completely. 2600 * Otherwise, just revoke their system-level permissions. 2601 */ 2602 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2603 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2604 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2605 2606 String msg; 2607 if (deletedPkg == null) { 2608 msg = "Updated system package " + deletedAppName 2609 + " no longer exists; it's data will be wiped"; 2610 // Actual deletion of code and data will be handled by later 2611 // reconciliation step 2612 } else { 2613 msg = "Updated system app + " + deletedAppName 2614 + " no longer present; removing system privileges for " 2615 + deletedAppName; 2616 2617 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2618 2619 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2620 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2621 } 2622 logCriticalInfo(Log.WARN, msg); 2623 } 2624 2625 /** 2626 * Make sure all system apps that we expected to appear on 2627 * the userdata partition actually showed up. If they never 2628 * appeared, crawl back and revive the system version. 2629 */ 2630 for (int i = 0; i < mExpectingBetter.size(); i++) { 2631 final String packageName = mExpectingBetter.keyAt(i); 2632 if (!mPackages.containsKey(packageName)) { 2633 final File scanFile = mExpectingBetter.valueAt(i); 2634 2635 logCriticalInfo(Log.WARN, "Expected better " + packageName 2636 + " but never showed up; reverting to system"); 2637 2638 int reparseFlags = mDefParseFlags; 2639 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2640 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2641 | PackageParser.PARSE_IS_SYSTEM_DIR 2642 | PackageParser.PARSE_IS_PRIVILEGED; 2643 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2644 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2645 | PackageParser.PARSE_IS_SYSTEM_DIR; 2646 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2647 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2648 | PackageParser.PARSE_IS_SYSTEM_DIR; 2649 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2650 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2651 | PackageParser.PARSE_IS_SYSTEM_DIR; 2652 } else { 2653 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2654 continue; 2655 } 2656 2657 mSettings.enableSystemPackageLPw(packageName); 2658 2659 try { 2660 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2661 } catch (PackageManagerException e) { 2662 Slog.e(TAG, "Failed to parse original system package: " 2663 + e.getMessage()); 2664 } 2665 } 2666 } 2667 } 2668 mExpectingBetter.clear(); 2669 2670 // Resolve the storage manager. 2671 mStorageManagerPackage = getStorageManagerPackageName(); 2672 2673 // Resolve protected action filters. Only the setup wizard is allowed to 2674 // have a high priority filter for these actions. 2675 mSetupWizardPackage = getSetupWizardPackageName(); 2676 if (mProtectedFilters.size() > 0) { 2677 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2678 Slog.i(TAG, "No setup wizard;" 2679 + " All protected intents capped to priority 0"); 2680 } 2681 for (ActivityIntentInfo filter : mProtectedFilters) { 2682 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2683 if (DEBUG_FILTERS) { 2684 Slog.i(TAG, "Found setup wizard;" 2685 + " allow priority " + filter.getPriority() + ";" 2686 + " package: " + filter.activity.info.packageName 2687 + " activity: " + filter.activity.className 2688 + " priority: " + filter.getPriority()); 2689 } 2690 // skip setup wizard; allow it to keep the high priority filter 2691 continue; 2692 } 2693 Slog.w(TAG, "Protected action; cap priority to 0;" 2694 + " package: " + filter.activity.info.packageName 2695 + " activity: " + filter.activity.className 2696 + " origPrio: " + filter.getPriority()); 2697 filter.setPriority(0); 2698 } 2699 } 2700 mDeferProtectedFilters = false; 2701 mProtectedFilters.clear(); 2702 2703 // Now that we know all of the shared libraries, update all clients to have 2704 // the correct library paths. 2705 updateAllSharedLibrariesLPw(null); 2706 2707 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2708 // NOTE: We ignore potential failures here during a system scan (like 2709 // the rest of the commands above) because there's precious little we 2710 // can do about it. A settings error is reported, though. 2711 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2712 } 2713 2714 // Now that we know all the packages we are keeping, 2715 // read and update their last usage times. 2716 mPackageUsage.read(mPackages); 2717 mCompilerStats.read(); 2718 2719 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2720 SystemClock.uptimeMillis()); 2721 Slog.i(TAG, "Time to scan packages: " 2722 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2723 + " seconds"); 2724 2725 // If the platform SDK has changed since the last time we booted, 2726 // we need to re-grant app permission to catch any new ones that 2727 // appear. This is really a hack, and means that apps can in some 2728 // cases get permissions that the user didn't initially explicitly 2729 // allow... it would be nice to have some better way to handle 2730 // this situation. 2731 int updateFlags = UPDATE_PERMISSIONS_ALL; 2732 if (ver.sdkVersion != mSdkVersion) { 2733 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2734 + mSdkVersion + "; regranting permissions for internal storage"); 2735 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2736 } 2737 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2738 ver.sdkVersion = mSdkVersion; 2739 2740 // If this is the first boot or an update from pre-M, and it is a normal 2741 // boot, then we need to initialize the default preferred apps across 2742 // all defined users. 2743 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2744 for (UserInfo user : sUserManager.getUsers(true)) { 2745 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2746 applyFactoryDefaultBrowserLPw(user.id); 2747 primeDomainVerificationsLPw(user.id); 2748 } 2749 } 2750 2751 // Prepare storage for system user really early during boot, 2752 // since core system apps like SettingsProvider and SystemUI 2753 // can't wait for user to start 2754 final int storageFlags; 2755 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2756 storageFlags = StorageManager.FLAG_STORAGE_DE; 2757 } else { 2758 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2759 } 2760 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2761 storageFlags, true /* migrateAppData */); 2762 2763 // If this is first boot after an OTA, and a normal boot, then 2764 // we need to clear code cache directories. 2765 // Note that we do *not* clear the application profiles. These remain valid 2766 // across OTAs and are used to drive profile verification (post OTA) and 2767 // profile compilation (without waiting to collect a fresh set of profiles). 2768 if (mIsUpgrade && !onlyCore) { 2769 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2770 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2771 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2772 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2773 // No apps are running this early, so no need to freeze 2774 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2775 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2776 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2777 } 2778 } 2779 ver.fingerprint = Build.FINGERPRINT; 2780 } 2781 2782 checkDefaultBrowser(); 2783 2784 // clear only after permissions and other defaults have been updated 2785 mExistingSystemPackages.clear(); 2786 mPromoteSystemApps = false; 2787 2788 // All the changes are done during package scanning. 2789 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2790 2791 // can downgrade to reader 2792 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2793 mSettings.writeLPr(); 2794 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2795 2796 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2797 // early on (before the package manager declares itself as early) because other 2798 // components in the system server might ask for package contexts for these apps. 2799 // 2800 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2801 // (i.e, that the data partition is unavailable). 2802 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2803 long start = System.nanoTime(); 2804 List<PackageParser.Package> coreApps = new ArrayList<>(); 2805 for (PackageParser.Package pkg : mPackages.values()) { 2806 if (pkg.coreApp) { 2807 coreApps.add(pkg); 2808 } 2809 } 2810 2811 int[] stats = performDexOptUpgrade(coreApps, false, 2812 getCompilerFilterForReason(REASON_CORE_APP)); 2813 2814 final int elapsedTimeSeconds = 2815 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2816 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2817 2818 if (DEBUG_DEXOPT) { 2819 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2820 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2821 } 2822 2823 2824 // TODO: Should we log these stats to tron too ? 2825 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2826 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2827 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2828 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2829 } 2830 2831 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2832 SystemClock.uptimeMillis()); 2833 2834 if (!mOnlyCore) { 2835 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2836 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2837 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2838 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2839 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2840 mIntentFilterVerifierComponent); 2841 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2842 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2843 SharedLibraryInfo.VERSION_UNDEFINED); 2844 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2845 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2846 SharedLibraryInfo.VERSION_UNDEFINED); 2847 } else { 2848 mRequiredVerifierPackage = null; 2849 mRequiredInstallerPackage = null; 2850 mRequiredUninstallerPackage = null; 2851 mIntentFilterVerifierComponent = null; 2852 mIntentFilterVerifier = null; 2853 mServicesSystemSharedLibraryPackageName = null; 2854 mSharedSystemSharedLibraryPackageName = null; 2855 } 2856 2857 mInstallerService = new PackageInstallerService(context, this); 2858 2859 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2860 if (ephemeralResolverComponent != null) { 2861 if (DEBUG_EPHEMERAL) { 2862 Slog.i(TAG, "Ephemeral resolver: " + ephemeralResolverComponent); 2863 } 2864 mEphemeralResolverConnection = 2865 new EphemeralResolverConnection(mContext, ephemeralResolverComponent); 2866 } else { 2867 mEphemeralResolverConnection = null; 2868 } 2869 mEphemeralInstallerComponent = getEphemeralInstallerLPr(); 2870 if (mEphemeralInstallerComponent != null) { 2871 if (DEBUG_EPHEMERAL) { 2872 Slog.i(TAG, "Ephemeral installer: " + mEphemeralInstallerComponent); 2873 } 2874 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2875 } 2876 2877 // Read and update the usage of dex files. 2878 // Do this at the end of PM init so that all the packages have their 2879 // data directory reconciled. 2880 // At this point we know the code paths of the packages, so we can validate 2881 // the disk file and build the internal cache. 2882 // The usage file is expected to be small so loading and verifying it 2883 // should take a fairly small time compare to the other activities (e.g. package 2884 // scanning). 2885 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 2886 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 2887 for (int userId : currentUserIds) { 2888 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 2889 } 2890 mDexManager.load(userPackages); 2891 } // synchronized (mPackages) 2892 } // synchronized (mInstallLock) 2893 2894 // Now after opening every single application zip, make sure they 2895 // are all flushed. Not really needed, but keeps things nice and 2896 // tidy. 2897 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 2898 Runtime.getRuntime().gc(); 2899 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2900 2901 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 2902 FallbackCategoryProvider.loadFallbacks(); 2903 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2904 2905 // The initial scanning above does many calls into installd while 2906 // holding the mPackages lock, but we're mostly interested in yelling 2907 // once we have a booted system. 2908 mInstaller.setWarnIfHeld(mPackages); 2909 2910 // Expose private service for system components to use. 2911 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2912 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2913 } 2914 2915 private static File preparePackageParserCache(boolean isUpgrade) { 2916 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 2917 return null; 2918 } 2919 2920 // Disable package parsing on eng builds to allow for faster incremental development. 2921 if ("eng".equals(Build.TYPE)) { 2922 return null; 2923 } 2924 2925 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 2926 Slog.i(TAG, "Disabling package parser cache due to system property."); 2927 return null; 2928 } 2929 2930 // The base directory for the package parser cache lives under /data/system/. 2931 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 2932 "package_cache"); 2933 if (cacheBaseDir == null) { 2934 return null; 2935 } 2936 2937 // If this is a system upgrade scenario, delete the contents of the package cache dir. 2938 // This also serves to "GC" unused entries when the package cache version changes (which 2939 // can only happen during upgrades). 2940 if (isUpgrade) { 2941 FileUtils.deleteContents(cacheBaseDir); 2942 } 2943 2944 2945 // Return the versioned package cache directory. This is something like 2946 // "/data/system/package_cache/1" 2947 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2948 2949 // The following is a workaround to aid development on non-numbered userdebug 2950 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 2951 // the system partition is newer. 2952 // 2953 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 2954 // that starts with "eng." to signify that this is an engineering build and not 2955 // destined for release. 2956 if ("userdebug".equals(Build.TYPE) && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 2957 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 2958 2959 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 2960 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 2961 // in general and should not be used for production changes. In this specific case, 2962 // we know that they will work. 2963 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2964 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 2965 FileUtils.deleteContents(cacheBaseDir); 2966 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 2967 } 2968 } 2969 2970 return cacheDir; 2971 } 2972 2973 @Override 2974 public boolean isFirstBoot() { 2975 return mFirstBoot; 2976 } 2977 2978 @Override 2979 public boolean isOnlyCoreApps() { 2980 return mOnlyCore; 2981 } 2982 2983 @Override 2984 public boolean isUpgrade() { 2985 return mIsUpgrade; 2986 } 2987 2988 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2989 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2990 2991 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2992 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2993 UserHandle.USER_SYSTEM); 2994 if (matches.size() == 1) { 2995 return matches.get(0).getComponentInfo().packageName; 2996 } else if (matches.size() == 0) { 2997 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2998 return null; 2999 } 3000 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3001 } 3002 3003 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3004 synchronized (mPackages) { 3005 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3006 if (libraryEntry == null) { 3007 throw new IllegalStateException("Missing required shared library:" + name); 3008 } 3009 return libraryEntry.apk; 3010 } 3011 } 3012 3013 private @NonNull String getRequiredInstallerLPr() { 3014 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3015 intent.addCategory(Intent.CATEGORY_DEFAULT); 3016 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3017 3018 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3019 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3020 UserHandle.USER_SYSTEM); 3021 if (matches.size() == 1) { 3022 ResolveInfo resolveInfo = matches.get(0); 3023 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3024 throw new RuntimeException("The installer must be a privileged app"); 3025 } 3026 return matches.get(0).getComponentInfo().packageName; 3027 } else { 3028 throw new RuntimeException("There must be exactly one installer; found " + matches); 3029 } 3030 } 3031 3032 private @NonNull String getRequiredUninstallerLPr() { 3033 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3034 intent.addCategory(Intent.CATEGORY_DEFAULT); 3035 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3036 3037 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3038 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3039 UserHandle.USER_SYSTEM); 3040 if (resolveInfo == null || 3041 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3042 throw new RuntimeException("There must be exactly one uninstaller; found " 3043 + resolveInfo); 3044 } 3045 return resolveInfo.getComponentInfo().packageName; 3046 } 3047 3048 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3049 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3050 3051 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3052 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3053 UserHandle.USER_SYSTEM); 3054 ResolveInfo best = null; 3055 final int N = matches.size(); 3056 for (int i = 0; i < N; i++) { 3057 final ResolveInfo cur = matches.get(i); 3058 final String packageName = cur.getComponentInfo().packageName; 3059 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3060 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3061 continue; 3062 } 3063 3064 if (best == null || cur.priority > best.priority) { 3065 best = cur; 3066 } 3067 } 3068 3069 if (best != null) { 3070 return best.getComponentInfo().getComponentName(); 3071 } else { 3072 throw new RuntimeException("There must be at least one intent filter verifier"); 3073 } 3074 } 3075 3076 private @Nullable ComponentName getEphemeralResolverLPr() { 3077 final String[] packageArray = 3078 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3079 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3080 if (DEBUG_EPHEMERAL) { 3081 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3082 } 3083 return null; 3084 } 3085 3086 final int resolveFlags = 3087 MATCH_DIRECT_BOOT_AWARE 3088 | MATCH_DIRECT_BOOT_UNAWARE 3089 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3090 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 3091 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3092 resolveFlags, UserHandle.USER_SYSTEM); 3093 3094 final int N = resolvers.size(); 3095 if (N == 0) { 3096 if (DEBUG_EPHEMERAL) { 3097 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3098 } 3099 return null; 3100 } 3101 3102 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3103 for (int i = 0; i < N; i++) { 3104 final ResolveInfo info = resolvers.get(i); 3105 3106 if (info.serviceInfo == null) { 3107 continue; 3108 } 3109 3110 final String packageName = info.serviceInfo.packageName; 3111 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3112 if (DEBUG_EPHEMERAL) { 3113 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3114 + " pkg: " + packageName + ", info:" + info); 3115 } 3116 continue; 3117 } 3118 3119 if (DEBUG_EPHEMERAL) { 3120 Slog.v(TAG, "Ephemeral resolver found;" 3121 + " pkg: " + packageName + ", info:" + info); 3122 } 3123 return new ComponentName(packageName, info.serviceInfo.name); 3124 } 3125 if (DEBUG_EPHEMERAL) { 3126 Slog.v(TAG, "Ephemeral resolver NOT found"); 3127 } 3128 return null; 3129 } 3130 3131 private @Nullable ComponentName getEphemeralInstallerLPr() { 3132 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3133 intent.addCategory(Intent.CATEGORY_DEFAULT); 3134 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3135 3136 final int resolveFlags = 3137 MATCH_DIRECT_BOOT_AWARE 3138 | MATCH_DIRECT_BOOT_UNAWARE 3139 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3140 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3141 resolveFlags, UserHandle.USER_SYSTEM); 3142 Iterator<ResolveInfo> iter = matches.iterator(); 3143 while (iter.hasNext()) { 3144 final ResolveInfo rInfo = iter.next(); 3145 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3146 if (ps != null) { 3147 final PermissionsState permissionsState = ps.getPermissionsState(); 3148 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3149 continue; 3150 } 3151 } 3152 iter.remove(); 3153 } 3154 if (matches.size() == 0) { 3155 return null; 3156 } else if (matches.size() == 1) { 3157 return matches.get(0).getComponentInfo().getComponentName(); 3158 } else { 3159 throw new RuntimeException( 3160 "There must be at most one ephemeral installer; found " + matches); 3161 } 3162 } 3163 3164 private void primeDomainVerificationsLPw(int userId) { 3165 if (DEBUG_DOMAIN_VERIFICATION) { 3166 Slog.d(TAG, "Priming domain verifications in user " + userId); 3167 } 3168 3169 SystemConfig systemConfig = SystemConfig.getInstance(); 3170 ArraySet<String> packages = systemConfig.getLinkedApps(); 3171 3172 for (String packageName : packages) { 3173 PackageParser.Package pkg = mPackages.get(packageName); 3174 if (pkg != null) { 3175 if (!pkg.isSystemApp()) { 3176 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3177 continue; 3178 } 3179 3180 ArraySet<String> domains = null; 3181 for (PackageParser.Activity a : pkg.activities) { 3182 for (ActivityIntentInfo filter : a.intents) { 3183 if (hasValidDomains(filter)) { 3184 if (domains == null) { 3185 domains = new ArraySet<String>(); 3186 } 3187 domains.addAll(filter.getHostsList()); 3188 } 3189 } 3190 } 3191 3192 if (domains != null && domains.size() > 0) { 3193 if (DEBUG_DOMAIN_VERIFICATION) { 3194 Slog.v(TAG, " + " + packageName); 3195 } 3196 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3197 // state w.r.t. the formal app-linkage "no verification attempted" state; 3198 // and then 'always' in the per-user state actually used for intent resolution. 3199 final IntentFilterVerificationInfo ivi; 3200 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3201 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3202 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3203 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3204 } else { 3205 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3206 + "' does not handle web links"); 3207 } 3208 } else { 3209 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3210 } 3211 } 3212 3213 scheduleWritePackageRestrictionsLocked(userId); 3214 scheduleWriteSettingsLocked(); 3215 } 3216 3217 private void applyFactoryDefaultBrowserLPw(int userId) { 3218 // The default browser app's package name is stored in a string resource, 3219 // with a product-specific overlay used for vendor customization. 3220 String browserPkg = mContext.getResources().getString( 3221 com.android.internal.R.string.default_browser); 3222 if (!TextUtils.isEmpty(browserPkg)) { 3223 // non-empty string => required to be a known package 3224 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3225 if (ps == null) { 3226 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3227 browserPkg = null; 3228 } else { 3229 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3230 } 3231 } 3232 3233 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3234 // default. If there's more than one, just leave everything alone. 3235 if (browserPkg == null) { 3236 calculateDefaultBrowserLPw(userId); 3237 } 3238 } 3239 3240 private void calculateDefaultBrowserLPw(int userId) { 3241 List<String> allBrowsers = resolveAllBrowserApps(userId); 3242 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3243 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3244 } 3245 3246 private List<String> resolveAllBrowserApps(int userId) { 3247 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3248 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3249 PackageManager.MATCH_ALL, userId); 3250 3251 final int count = list.size(); 3252 List<String> result = new ArrayList<String>(count); 3253 for (int i=0; i<count; i++) { 3254 ResolveInfo info = list.get(i); 3255 if (info.activityInfo == null 3256 || !info.handleAllWebDataURI 3257 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3258 || result.contains(info.activityInfo.packageName)) { 3259 continue; 3260 } 3261 result.add(info.activityInfo.packageName); 3262 } 3263 3264 return result; 3265 } 3266 3267 private boolean packageIsBrowser(String packageName, int userId) { 3268 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3269 PackageManager.MATCH_ALL, userId); 3270 final int N = list.size(); 3271 for (int i = 0; i < N; i++) { 3272 ResolveInfo info = list.get(i); 3273 if (packageName.equals(info.activityInfo.packageName)) { 3274 return true; 3275 } 3276 } 3277 return false; 3278 } 3279 3280 private void checkDefaultBrowser() { 3281 final int myUserId = UserHandle.myUserId(); 3282 final String packageName = getDefaultBrowserPackageName(myUserId); 3283 if (packageName != null) { 3284 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3285 if (info == null) { 3286 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3287 synchronized (mPackages) { 3288 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3289 } 3290 } 3291 } 3292 } 3293 3294 @Override 3295 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3296 throws RemoteException { 3297 try { 3298 return super.onTransact(code, data, reply, flags); 3299 } catch (RuntimeException e) { 3300 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3301 Slog.wtf(TAG, "Package Manager Crash", e); 3302 } 3303 throw e; 3304 } 3305 } 3306 3307 static int[] appendInts(int[] cur, int[] add) { 3308 if (add == null) return cur; 3309 if (cur == null) return add; 3310 final int N = add.length; 3311 for (int i=0; i<N; i++) { 3312 cur = appendInt(cur, add[i]); 3313 } 3314 return cur; 3315 } 3316 3317 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3318 if (!sUserManager.exists(userId)) return null; 3319 if (ps == null) { 3320 return null; 3321 } 3322 final PackageParser.Package p = ps.pkg; 3323 if (p == null) { 3324 return null; 3325 } 3326 // Filter out ephemeral app metadata: 3327 // * The system/shell/root can see metadata for any app 3328 // * An installed app can see metadata for 1) other installed apps 3329 // and 2) ephemeral apps that have explicitly interacted with it 3330 // * Ephemeral apps can only see their own metadata 3331 // * Holding a signature permission allows seeing instant apps 3332 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 3333 if (callingAppId != Process.SYSTEM_UID 3334 && callingAppId != Process.SHELL_UID 3335 && callingAppId != Process.ROOT_UID 3336 && checkUidPermission(Manifest.permission.ACCESS_INSTANT_APPS, 3337 Binder.getCallingUid()) != PackageManager.PERMISSION_GRANTED) { 3338 final String instantAppPackageName = getInstantAppPackageName(Binder.getCallingUid()); 3339 if (instantAppPackageName != null) { 3340 // ephemeral apps can only get information on themselves 3341 if (!instantAppPackageName.equals(p.packageName)) { 3342 return null; 3343 } 3344 } else { 3345 if (ps.getInstantApp(userId)) { 3346 // only get access to the ephemeral app if we've been granted access 3347 if (!mInstantAppRegistry.isInstantAccessGranted( 3348 userId, callingAppId, ps.appId)) { 3349 return null; 3350 } 3351 } 3352 } 3353 } 3354 3355 final PermissionsState permissionsState = ps.getPermissionsState(); 3356 3357 // Compute GIDs only if requested 3358 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3359 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3360 // Compute granted permissions only if package has requested permissions 3361 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3362 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3363 final PackageUserState state = ps.readUserState(userId); 3364 3365 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3366 && ps.isSystem()) { 3367 flags |= MATCH_ANY_USER; 3368 } 3369 3370 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3371 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3372 3373 if (packageInfo == null) { 3374 return null; 3375 } 3376 3377 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3378 resolveExternalPackageNameLPr(p); 3379 3380 return packageInfo; 3381 } 3382 3383 @Override 3384 public void checkPackageStartable(String packageName, int userId) { 3385 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3386 3387 synchronized (mPackages) { 3388 final PackageSetting ps = mSettings.mPackages.get(packageName); 3389 if (ps == null) { 3390 throw new SecurityException("Package " + packageName + " was not found!"); 3391 } 3392 3393 if (!ps.getInstalled(userId)) { 3394 throw new SecurityException( 3395 "Package " + packageName + " was not installed for user " + userId + "!"); 3396 } 3397 3398 if (mSafeMode && !ps.isSystem()) { 3399 throw new SecurityException("Package " + packageName + " not a system app!"); 3400 } 3401 3402 if (mFrozenPackages.contains(packageName)) { 3403 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3404 } 3405 3406 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3407 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3408 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3409 } 3410 } 3411 } 3412 3413 @Override 3414 public boolean isPackageAvailable(String packageName, int userId) { 3415 if (!sUserManager.exists(userId)) return false; 3416 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3417 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3418 synchronized (mPackages) { 3419 PackageParser.Package p = mPackages.get(packageName); 3420 if (p != null) { 3421 final PackageSetting ps = (PackageSetting) p.mExtras; 3422 if (ps != null) { 3423 final PackageUserState state = ps.readUserState(userId); 3424 if (state != null) { 3425 return PackageParser.isAvailable(state); 3426 } 3427 } 3428 } 3429 } 3430 return false; 3431 } 3432 3433 @Override 3434 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3435 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3436 flags, userId); 3437 } 3438 3439 @Override 3440 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3441 int flags, int userId) { 3442 return getPackageInfoInternal(versionedPackage.getPackageName(), 3443 // TODO: We will change version code to long, so in the new API it is long 3444 (int) versionedPackage.getVersionCode(), flags, userId); 3445 } 3446 3447 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3448 int flags, int userId) { 3449 if (!sUserManager.exists(userId)) return null; 3450 flags = updateFlagsForPackage(flags, userId, packageName); 3451 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3452 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3453 3454 // reader 3455 synchronized (mPackages) { 3456 // Normalize package name to handle renamed packages and static libs 3457 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3458 3459 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3460 if (matchFactoryOnly) { 3461 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3462 if (ps != null) { 3463 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3464 return null; 3465 } 3466 return generatePackageInfo(ps, flags, userId); 3467 } 3468 } 3469 3470 PackageParser.Package p = mPackages.get(packageName); 3471 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3472 return null; 3473 } 3474 if (DEBUG_PACKAGE_INFO) 3475 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3476 if (p != null) { 3477 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 3478 Binder.getCallingUid(), userId)) { 3479 return null; 3480 } 3481 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3482 } 3483 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3484 final PackageSetting ps = mSettings.mPackages.get(packageName); 3485 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3486 return null; 3487 } 3488 return generatePackageInfo(ps, flags, userId); 3489 } 3490 } 3491 return null; 3492 } 3493 3494 3495 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId) { 3496 // System/shell/root get to see all static libs 3497 final int appId = UserHandle.getAppId(uid); 3498 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 3499 || appId == Process.ROOT_UID) { 3500 return false; 3501 } 3502 3503 // No package means no static lib as it is always on internal storage 3504 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 3505 return false; 3506 } 3507 3508 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 3509 ps.pkg.staticSharedLibVersion); 3510 if (libEntry == null) { 3511 return false; 3512 } 3513 3514 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 3515 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 3516 if (uidPackageNames == null) { 3517 return true; 3518 } 3519 3520 for (String uidPackageName : uidPackageNames) { 3521 if (ps.name.equals(uidPackageName)) { 3522 return false; 3523 } 3524 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 3525 if (uidPs != null) { 3526 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 3527 libEntry.info.getName()); 3528 if (index < 0) { 3529 continue; 3530 } 3531 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 3532 return false; 3533 } 3534 } 3535 } 3536 return true; 3537 } 3538 3539 @Override 3540 public String[] currentToCanonicalPackageNames(String[] names) { 3541 String[] out = new String[names.length]; 3542 // reader 3543 synchronized (mPackages) { 3544 for (int i=names.length-1; i>=0; i--) { 3545 PackageSetting ps = mSettings.mPackages.get(names[i]); 3546 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3547 } 3548 } 3549 return out; 3550 } 3551 3552 @Override 3553 public String[] canonicalToCurrentPackageNames(String[] names) { 3554 String[] out = new String[names.length]; 3555 // reader 3556 synchronized (mPackages) { 3557 for (int i=names.length-1; i>=0; i--) { 3558 String cur = mSettings.getRenamedPackageLPr(names[i]); 3559 out[i] = cur != null ? cur : names[i]; 3560 } 3561 } 3562 return out; 3563 } 3564 3565 @Override 3566 public int getPackageUid(String packageName, int flags, int userId) { 3567 if (!sUserManager.exists(userId)) return -1; 3568 flags = updateFlagsForPackage(flags, userId, packageName); 3569 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3570 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3571 3572 // reader 3573 synchronized (mPackages) { 3574 final PackageParser.Package p = mPackages.get(packageName); 3575 if (p != null && p.isMatch(flags)) { 3576 return UserHandle.getUid(userId, p.applicationInfo.uid); 3577 } 3578 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3579 final PackageSetting ps = mSettings.mPackages.get(packageName); 3580 if (ps != null && ps.isMatch(flags)) { 3581 return UserHandle.getUid(userId, ps.appId); 3582 } 3583 } 3584 } 3585 3586 return -1; 3587 } 3588 3589 @Override 3590 public int[] getPackageGids(String packageName, int flags, int userId) { 3591 if (!sUserManager.exists(userId)) return null; 3592 flags = updateFlagsForPackage(flags, userId, packageName); 3593 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3594 false /* requireFullPermission */, false /* checkShell */, 3595 "getPackageGids"); 3596 3597 // reader 3598 synchronized (mPackages) { 3599 final PackageParser.Package p = mPackages.get(packageName); 3600 if (p != null && p.isMatch(flags)) { 3601 PackageSetting ps = (PackageSetting) p.mExtras; 3602 // TODO: Shouldn't this be checking for package installed state for userId and 3603 // return null? 3604 return ps.getPermissionsState().computeGids(userId); 3605 } 3606 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3607 final PackageSetting ps = mSettings.mPackages.get(packageName); 3608 if (ps != null && ps.isMatch(flags)) { 3609 return ps.getPermissionsState().computeGids(userId); 3610 } 3611 } 3612 } 3613 3614 return null; 3615 } 3616 3617 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3618 if (bp.perm != null) { 3619 return PackageParser.generatePermissionInfo(bp.perm, flags); 3620 } 3621 PermissionInfo pi = new PermissionInfo(); 3622 pi.name = bp.name; 3623 pi.packageName = bp.sourcePackage; 3624 pi.nonLocalizedLabel = bp.name; 3625 pi.protectionLevel = bp.protectionLevel; 3626 return pi; 3627 } 3628 3629 @Override 3630 public PermissionInfo getPermissionInfo(String name, int flags) { 3631 // reader 3632 synchronized (mPackages) { 3633 final BasePermission p = mSettings.mPermissions.get(name); 3634 if (p != null) { 3635 return generatePermissionInfo(p, flags); 3636 } 3637 return null; 3638 } 3639 } 3640 3641 @Override 3642 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3643 int flags) { 3644 // reader 3645 synchronized (mPackages) { 3646 if (group != null && !mPermissionGroups.containsKey(group)) { 3647 // This is thrown as NameNotFoundException 3648 return null; 3649 } 3650 3651 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3652 for (BasePermission p : mSettings.mPermissions.values()) { 3653 if (group == null) { 3654 if (p.perm == null || p.perm.info.group == null) { 3655 out.add(generatePermissionInfo(p, flags)); 3656 } 3657 } else { 3658 if (p.perm != null && group.equals(p.perm.info.group)) { 3659 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3660 } 3661 } 3662 } 3663 return new ParceledListSlice<>(out); 3664 } 3665 } 3666 3667 @Override 3668 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3669 // reader 3670 synchronized (mPackages) { 3671 return PackageParser.generatePermissionGroupInfo( 3672 mPermissionGroups.get(name), flags); 3673 } 3674 } 3675 3676 @Override 3677 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3678 // reader 3679 synchronized (mPackages) { 3680 final int N = mPermissionGroups.size(); 3681 ArrayList<PermissionGroupInfo> out 3682 = new ArrayList<PermissionGroupInfo>(N); 3683 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3684 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3685 } 3686 return new ParceledListSlice<>(out); 3687 } 3688 } 3689 3690 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3691 int uid, int userId) { 3692 if (!sUserManager.exists(userId)) return null; 3693 PackageSetting ps = mSettings.mPackages.get(packageName); 3694 if (ps != null) { 3695 if (filterSharedLibPackageLPr(ps, uid, userId)) { 3696 return null; 3697 } 3698 if (ps.pkg == null) { 3699 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3700 if (pInfo != null) { 3701 return pInfo.applicationInfo; 3702 } 3703 return null; 3704 } 3705 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 3706 ps.readUserState(userId), userId); 3707 if (ai != null) { 3708 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 3709 } 3710 return ai; 3711 } 3712 return null; 3713 } 3714 3715 @Override 3716 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3717 if (!sUserManager.exists(userId)) return null; 3718 flags = updateFlagsForApplication(flags, userId, packageName); 3719 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3720 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3721 3722 // writer 3723 synchronized (mPackages) { 3724 // Normalize package name to handle renamed packages and static libs 3725 packageName = resolveInternalPackageNameLPr(packageName, 3726 PackageManager.VERSION_CODE_HIGHEST); 3727 3728 PackageParser.Package p = mPackages.get(packageName); 3729 if (DEBUG_PACKAGE_INFO) Log.v( 3730 TAG, "getApplicationInfo " + packageName 3731 + ": " + p); 3732 if (p != null) { 3733 PackageSetting ps = mSettings.mPackages.get(packageName); 3734 if (ps == null) return null; 3735 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 3736 return null; 3737 } 3738 // Note: isEnabledLP() does not apply here - always return info 3739 ApplicationInfo ai = PackageParser.generateApplicationInfo( 3740 p, flags, ps.readUserState(userId), userId); 3741 if (ai != null) { 3742 ai.packageName = resolveExternalPackageNameLPr(p); 3743 } 3744 return ai; 3745 } 3746 if ("android".equals(packageName)||"system".equals(packageName)) { 3747 return mAndroidApplication; 3748 } 3749 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 3750 // Already generates the external package name 3751 return generateApplicationInfoFromSettingsLPw(packageName, 3752 Binder.getCallingUid(), flags, userId); 3753 } 3754 } 3755 return null; 3756 } 3757 3758 private String normalizePackageNameLPr(String packageName) { 3759 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 3760 return normalizedPackageName != null ? normalizedPackageName : packageName; 3761 } 3762 3763 @Override 3764 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3765 final IPackageDataObserver observer) { 3766 mContext.enforceCallingOrSelfPermission( 3767 android.Manifest.permission.CLEAR_APP_CACHE, null); 3768 // Queue up an async operation since clearing cache may take a little while. 3769 mHandler.post(new Runnable() { 3770 public void run() { 3771 mHandler.removeCallbacks(this); 3772 boolean success = true; 3773 synchronized (mInstallLock) { 3774 try { 3775 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3776 } catch (InstallerException e) { 3777 Slog.w(TAG, "Couldn't clear application caches: " + e); 3778 success = false; 3779 } 3780 } 3781 if (observer != null) { 3782 try { 3783 observer.onRemoveCompleted(null, success); 3784 } catch (RemoteException e) { 3785 Slog.w(TAG, "RemoveException when invoking call back"); 3786 } 3787 } 3788 } 3789 }); 3790 } 3791 3792 @Override 3793 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3794 final IntentSender pi) { 3795 mContext.enforceCallingOrSelfPermission( 3796 android.Manifest.permission.CLEAR_APP_CACHE, null); 3797 // Queue up an async operation since clearing cache may take a little while. 3798 mHandler.post(new Runnable() { 3799 public void run() { 3800 mHandler.removeCallbacks(this); 3801 boolean success = true; 3802 synchronized (mInstallLock) { 3803 try { 3804 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3805 } catch (InstallerException e) { 3806 Slog.w(TAG, "Couldn't clear application caches: " + e); 3807 success = false; 3808 } 3809 } 3810 if(pi != null) { 3811 try { 3812 // Callback via pending intent 3813 int code = success ? 1 : 0; 3814 pi.sendIntent(null, code, null, 3815 null, null); 3816 } catch (SendIntentException e1) { 3817 Slog.i(TAG, "Failed to send pending intent"); 3818 } 3819 } 3820 } 3821 }); 3822 } 3823 3824 public void freeStorage(String volumeUuid, long freeStorageSize, int storageFlags) 3825 throws IOException { 3826 synchronized (mInstallLock) { 3827 try { 3828 mInstaller.freeCache(volumeUuid, freeStorageSize, 0); 3829 } catch (InstallerException e) { 3830 throw new IOException("Failed to free enough space", e); 3831 } 3832 } 3833 } 3834 3835 /** 3836 * Update given flags based on encryption status of current user. 3837 */ 3838 private int updateFlags(int flags, int userId) { 3839 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3840 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3841 // Caller expressed an explicit opinion about what encryption 3842 // aware/unaware components they want to see, so fall through and 3843 // give them what they want 3844 } else { 3845 // Caller expressed no opinion, so match based on user state 3846 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3847 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3848 } else { 3849 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3850 } 3851 } 3852 return flags; 3853 } 3854 3855 private UserManagerInternal getUserManagerInternal() { 3856 if (mUserManagerInternal == null) { 3857 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3858 } 3859 return mUserManagerInternal; 3860 } 3861 3862 private DeviceIdleController.LocalService getDeviceIdleController() { 3863 if (mDeviceIdleController == null) { 3864 mDeviceIdleController = 3865 LocalServices.getService(DeviceIdleController.LocalService.class); 3866 } 3867 return mDeviceIdleController; 3868 } 3869 3870 /** 3871 * Update given flags when being used to request {@link PackageInfo}. 3872 */ 3873 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3874 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 3875 boolean triaged = true; 3876 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3877 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3878 // Caller is asking for component details, so they'd better be 3879 // asking for specific encryption matching behavior, or be triaged 3880 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3881 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3882 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3883 triaged = false; 3884 } 3885 } 3886 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3887 | PackageManager.MATCH_SYSTEM_ONLY 3888 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3889 triaged = false; 3890 } 3891 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 3892 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 3893 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 3894 + Debug.getCallers(5)); 3895 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 3896 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 3897 // If the caller wants all packages and has a restricted profile associated with it, 3898 // then match all users. This is to make sure that launchers that need to access work 3899 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 3900 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 3901 flags |= PackageManager.MATCH_ANY_USER; 3902 } 3903 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3904 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3905 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3906 } 3907 return updateFlags(flags, userId); 3908 } 3909 3910 /** 3911 * Update given flags when being used to request {@link ApplicationInfo}. 3912 */ 3913 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3914 return updateFlagsForPackage(flags, userId, cookie); 3915 } 3916 3917 /** 3918 * Update given flags when being used to request {@link ComponentInfo}. 3919 */ 3920 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3921 if (cookie instanceof Intent) { 3922 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3923 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3924 } 3925 } 3926 3927 boolean triaged = true; 3928 // Caller is asking for component details, so they'd better be 3929 // asking for specific encryption matching behavior, or be triaged 3930 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3931 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3932 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3933 triaged = false; 3934 } 3935 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3936 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3937 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3938 } 3939 3940 return updateFlags(flags, userId); 3941 } 3942 3943 /** 3944 * Update given intent when being used to request {@link ResolveInfo}. 3945 */ 3946 private Intent updateIntentForResolve(Intent intent) { 3947 if (intent.getSelector() != null) { 3948 intent = intent.getSelector(); 3949 } 3950 if (DEBUG_PREFERRED) { 3951 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3952 } 3953 return intent; 3954 } 3955 3956 /** 3957 * Update given flags when being used to request {@link ResolveInfo}. 3958 */ 3959 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3960 // Safe mode means we shouldn't match any third-party components 3961 if (mSafeMode) { 3962 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3963 } 3964 final int callingUid = Binder.getCallingUid(); 3965 if (getInstantAppPackageName(callingUid) != null) { 3966 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 3967 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 3968 flags |= PackageManager.MATCH_INSTANT; 3969 } else { 3970 // Otherwise, prevent leaking ephemeral components 3971 flags &= ~PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 3972 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3973 // Unless called from the system process 3974 flags &= ~PackageManager.MATCH_INSTANT; 3975 } 3976 } 3977 return updateFlagsForComponent(flags, userId, cookie); 3978 } 3979 3980 @Override 3981 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3982 if (!sUserManager.exists(userId)) return null; 3983 flags = updateFlagsForComponent(flags, userId, component); 3984 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3985 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3986 synchronized (mPackages) { 3987 PackageParser.Activity a = mActivities.mActivities.get(component); 3988 3989 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3990 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3991 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3992 if (ps == null) return null; 3993 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3994 userId); 3995 } 3996 if (mResolveComponentName.equals(component)) { 3997 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3998 new PackageUserState(), userId); 3999 } 4000 } 4001 return null; 4002 } 4003 4004 @Override 4005 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4006 String resolvedType) { 4007 synchronized (mPackages) { 4008 if (component.equals(mResolveComponentName)) { 4009 // The resolver supports EVERYTHING! 4010 return true; 4011 } 4012 PackageParser.Activity a = mActivities.mActivities.get(component); 4013 if (a == null) { 4014 return false; 4015 } 4016 for (int i=0; i<a.intents.size(); i++) { 4017 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4018 intent.getData(), intent.getCategories(), TAG) >= 0) { 4019 return true; 4020 } 4021 } 4022 return false; 4023 } 4024 } 4025 4026 @Override 4027 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4028 if (!sUserManager.exists(userId)) return null; 4029 flags = updateFlagsForComponent(flags, userId, component); 4030 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4031 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4032 synchronized (mPackages) { 4033 PackageParser.Activity a = mReceivers.mActivities.get(component); 4034 if (DEBUG_PACKAGE_INFO) Log.v( 4035 TAG, "getReceiverInfo " + component + ": " + a); 4036 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4037 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4038 if (ps == null) return null; 4039 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 4040 userId); 4041 } 4042 } 4043 return null; 4044 } 4045 4046 @Override 4047 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(int flags, int userId) { 4048 if (!sUserManager.exists(userId)) return null; 4049 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4050 4051 flags = updateFlagsForPackage(flags, userId, null); 4052 4053 final boolean canSeeStaticLibraries = 4054 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4055 == PERMISSION_GRANTED 4056 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4057 == PERMISSION_GRANTED 4058 || mContext.checkCallingOrSelfPermission(REQUEST_INSTALL_PACKAGES) 4059 == PERMISSION_GRANTED 4060 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4061 == PERMISSION_GRANTED; 4062 4063 synchronized (mPackages) { 4064 List<SharedLibraryInfo> result = null; 4065 4066 final int libCount = mSharedLibraries.size(); 4067 for (int i = 0; i < libCount; i++) { 4068 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4069 if (versionedLib == null) { 4070 continue; 4071 } 4072 4073 final int versionCount = versionedLib.size(); 4074 for (int j = 0; j < versionCount; j++) { 4075 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4076 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4077 break; 4078 } 4079 final long identity = Binder.clearCallingIdentity(); 4080 try { 4081 // TODO: We will change version code to long, so in the new API it is long 4082 PackageInfo packageInfo = getPackageInfoVersioned( 4083 libInfo.getDeclaringPackage(), flags, userId); 4084 if (packageInfo == null) { 4085 continue; 4086 } 4087 } finally { 4088 Binder.restoreCallingIdentity(identity); 4089 } 4090 4091 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4092 libInfo.getVersion(), libInfo.getType(), libInfo.getDeclaringPackage(), 4093 getPackagesUsingSharedLibraryLPr(libInfo, flags, userId)); 4094 4095 if (result == null) { 4096 result = new ArrayList<>(); 4097 } 4098 result.add(resLibInfo); 4099 } 4100 } 4101 4102 return result != null ? new ParceledListSlice<>(result) : null; 4103 } 4104 } 4105 4106 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4107 SharedLibraryInfo libInfo, int flags, int userId) { 4108 List<VersionedPackage> versionedPackages = null; 4109 final int packageCount = mSettings.mPackages.size(); 4110 for (int i = 0; i < packageCount; i++) { 4111 PackageSetting ps = mSettings.mPackages.valueAt(i); 4112 4113 if (ps == null) { 4114 continue; 4115 } 4116 4117 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4118 continue; 4119 } 4120 4121 final String libName = libInfo.getName(); 4122 if (libInfo.isStatic()) { 4123 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4124 if (libIdx < 0) { 4125 continue; 4126 } 4127 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4128 continue; 4129 } 4130 if (versionedPackages == null) { 4131 versionedPackages = new ArrayList<>(); 4132 } 4133 // If the dependent is a static shared lib, use the public package name 4134 String dependentPackageName = ps.name; 4135 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4136 dependentPackageName = ps.pkg.manifestPackageName; 4137 } 4138 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4139 } else if (ps.pkg != null) { 4140 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4141 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4142 if (versionedPackages == null) { 4143 versionedPackages = new ArrayList<>(); 4144 } 4145 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4146 } 4147 } 4148 } 4149 4150 return versionedPackages; 4151 } 4152 4153 @Override 4154 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4155 if (!sUserManager.exists(userId)) return null; 4156 flags = updateFlagsForComponent(flags, userId, component); 4157 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4158 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4159 synchronized (mPackages) { 4160 PackageParser.Service s = mServices.mServices.get(component); 4161 if (DEBUG_PACKAGE_INFO) Log.v( 4162 TAG, "getServiceInfo " + component + ": " + s); 4163 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4164 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4165 if (ps == null) return null; 4166 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 4167 userId); 4168 } 4169 } 4170 return null; 4171 } 4172 4173 @Override 4174 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4175 if (!sUserManager.exists(userId)) return null; 4176 flags = updateFlagsForComponent(flags, userId, component); 4177 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4178 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4179 synchronized (mPackages) { 4180 PackageParser.Provider p = mProviders.mProviders.get(component); 4181 if (DEBUG_PACKAGE_INFO) Log.v( 4182 TAG, "getProviderInfo " + component + ": " + p); 4183 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4184 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4185 if (ps == null) return null; 4186 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 4187 userId); 4188 } 4189 } 4190 return null; 4191 } 4192 4193 @Override 4194 public String[] getSystemSharedLibraryNames() { 4195 synchronized (mPackages) { 4196 Set<String> libs = null; 4197 final int libCount = mSharedLibraries.size(); 4198 for (int i = 0; i < libCount; i++) { 4199 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4200 if (versionedLib == null) { 4201 continue; 4202 } 4203 final int versionCount = versionedLib.size(); 4204 for (int j = 0; j < versionCount; j++) { 4205 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4206 if (!libEntry.info.isStatic()) { 4207 if (libs == null) { 4208 libs = new ArraySet<>(); 4209 } 4210 libs.add(libEntry.info.getName()); 4211 break; 4212 } 4213 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4214 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4215 UserHandle.getUserId(Binder.getCallingUid()))) { 4216 if (libs == null) { 4217 libs = new ArraySet<>(); 4218 } 4219 libs.add(libEntry.info.getName()); 4220 break; 4221 } 4222 } 4223 } 4224 4225 if (libs != null) { 4226 String[] libsArray = new String[libs.size()]; 4227 libs.toArray(libsArray); 4228 return libsArray; 4229 } 4230 4231 return null; 4232 } 4233 } 4234 4235 @Override 4236 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4237 synchronized (mPackages) { 4238 return mServicesSystemSharedLibraryPackageName; 4239 } 4240 } 4241 4242 @Override 4243 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4244 synchronized (mPackages) { 4245 return mSharedSystemSharedLibraryPackageName; 4246 } 4247 } 4248 4249 private void updateSequenceNumberLP(String packageName, int[] userList) { 4250 for (int i = userList.length - 1; i >= 0; --i) { 4251 final int userId = userList[i]; 4252 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4253 if (changedPackages == null) { 4254 changedPackages = new SparseArray<>(); 4255 mChangedPackages.put(userId, changedPackages); 4256 } 4257 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4258 if (sequenceNumbers == null) { 4259 sequenceNumbers = new HashMap<>(); 4260 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4261 } 4262 final Integer sequenceNumber = sequenceNumbers.get(packageName); 4263 if (sequenceNumber != null) { 4264 changedPackages.remove(sequenceNumber); 4265 } 4266 changedPackages.put(mChangedPackagesSequenceNumber, packageName); 4267 sequenceNumbers.put(packageName, mChangedPackagesSequenceNumber); 4268 } 4269 mChangedPackagesSequenceNumber++; 4270 } 4271 4272 @Override 4273 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4274 synchronized (mPackages) { 4275 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 4276 return null; 4277 } 4278 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 4279 if (changedPackages == null) { 4280 return null; 4281 } 4282 final List<String> packageNames = 4283 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 4284 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 4285 final String packageName = changedPackages.get(i); 4286 if (packageName != null) { 4287 packageNames.add(packageName); 4288 } 4289 } 4290 return packageNames.isEmpty() 4291 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 4292 } 4293 } 4294 4295 @Override 4296 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 4297 ArrayList<FeatureInfo> res; 4298 synchronized (mAvailableFeatures) { 4299 res = new ArrayList<>(mAvailableFeatures.size() + 1); 4300 res.addAll(mAvailableFeatures.values()); 4301 } 4302 final FeatureInfo fi = new FeatureInfo(); 4303 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 4304 FeatureInfo.GL_ES_VERSION_UNDEFINED); 4305 res.add(fi); 4306 4307 return new ParceledListSlice<>(res); 4308 } 4309 4310 @Override 4311 public boolean hasSystemFeature(String name, int version) { 4312 synchronized (mAvailableFeatures) { 4313 final FeatureInfo feat = mAvailableFeatures.get(name); 4314 if (feat == null) { 4315 return false; 4316 } else { 4317 return feat.version >= version; 4318 } 4319 } 4320 } 4321 4322 @Override 4323 public int checkPermission(String permName, String pkgName, int userId) { 4324 if (!sUserManager.exists(userId)) { 4325 return PackageManager.PERMISSION_DENIED; 4326 } 4327 4328 synchronized (mPackages) { 4329 final PackageParser.Package p = mPackages.get(pkgName); 4330 if (p != null && p.mExtras != null) { 4331 final PackageSetting ps = (PackageSetting) p.mExtras; 4332 final PermissionsState permissionsState = ps.getPermissionsState(); 4333 if (permissionsState.hasPermission(permName, userId)) { 4334 return PackageManager.PERMISSION_GRANTED; 4335 } 4336 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4337 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4338 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4339 return PackageManager.PERMISSION_GRANTED; 4340 } 4341 } 4342 } 4343 4344 return PackageManager.PERMISSION_DENIED; 4345 } 4346 4347 @Override 4348 public int checkUidPermission(String permName, int uid) { 4349 final int userId = UserHandle.getUserId(uid); 4350 4351 if (!sUserManager.exists(userId)) { 4352 return PackageManager.PERMISSION_DENIED; 4353 } 4354 4355 synchronized (mPackages) { 4356 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4357 if (obj != null) { 4358 final SettingBase ps = (SettingBase) obj; 4359 final PermissionsState permissionsState = ps.getPermissionsState(); 4360 if (permissionsState.hasPermission(permName, userId)) { 4361 return PackageManager.PERMISSION_GRANTED; 4362 } 4363 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 4364 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 4365 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 4366 return PackageManager.PERMISSION_GRANTED; 4367 } 4368 } else { 4369 ArraySet<String> perms = mSystemPermissions.get(uid); 4370 if (perms != null) { 4371 if (perms.contains(permName)) { 4372 return PackageManager.PERMISSION_GRANTED; 4373 } 4374 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 4375 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 4376 return PackageManager.PERMISSION_GRANTED; 4377 } 4378 } 4379 } 4380 } 4381 4382 return PackageManager.PERMISSION_DENIED; 4383 } 4384 4385 @Override 4386 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 4387 if (UserHandle.getCallingUserId() != userId) { 4388 mContext.enforceCallingPermission( 4389 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4390 "isPermissionRevokedByPolicy for user " + userId); 4391 } 4392 4393 if (checkPermission(permission, packageName, userId) 4394 == PackageManager.PERMISSION_GRANTED) { 4395 return false; 4396 } 4397 4398 final long identity = Binder.clearCallingIdentity(); 4399 try { 4400 final int flags = getPermissionFlags(permission, packageName, userId); 4401 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 4402 } finally { 4403 Binder.restoreCallingIdentity(identity); 4404 } 4405 } 4406 4407 @Override 4408 public String getPermissionControllerPackageName() { 4409 synchronized (mPackages) { 4410 return mRequiredInstallerPackage; 4411 } 4412 } 4413 4414 /** 4415 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 4416 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 4417 * @param checkShell whether to prevent shell from access if there's a debugging restriction 4418 * @param message the message to log on security exception 4419 */ 4420 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 4421 boolean checkShell, String message) { 4422 if (userId < 0) { 4423 throw new IllegalArgumentException("Invalid userId " + userId); 4424 } 4425 if (checkShell) { 4426 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 4427 } 4428 if (userId == UserHandle.getUserId(callingUid)) return; 4429 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4430 if (requireFullPermission) { 4431 mContext.enforceCallingOrSelfPermission( 4432 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4433 } else { 4434 try { 4435 mContext.enforceCallingOrSelfPermission( 4436 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 4437 } catch (SecurityException se) { 4438 mContext.enforceCallingOrSelfPermission( 4439 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 4440 } 4441 } 4442 } 4443 } 4444 4445 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 4446 if (callingUid == Process.SHELL_UID) { 4447 if (userHandle >= 0 4448 && sUserManager.hasUserRestriction(restriction, userHandle)) { 4449 throw new SecurityException("Shell does not have permission to access user " 4450 + userHandle); 4451 } else if (userHandle < 0) { 4452 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 4453 + Debug.getCallers(3)); 4454 } 4455 } 4456 } 4457 4458 private BasePermission findPermissionTreeLP(String permName) { 4459 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 4460 if (permName.startsWith(bp.name) && 4461 permName.length() > bp.name.length() && 4462 permName.charAt(bp.name.length()) == '.') { 4463 return bp; 4464 } 4465 } 4466 return null; 4467 } 4468 4469 private BasePermission checkPermissionTreeLP(String permName) { 4470 if (permName != null) { 4471 BasePermission bp = findPermissionTreeLP(permName); 4472 if (bp != null) { 4473 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 4474 return bp; 4475 } 4476 throw new SecurityException("Calling uid " 4477 + Binder.getCallingUid() 4478 + " is not allowed to add to permission tree " 4479 + bp.name + " owned by uid " + bp.uid); 4480 } 4481 } 4482 throw new SecurityException("No permission tree found for " + permName); 4483 } 4484 4485 static boolean compareStrings(CharSequence s1, CharSequence s2) { 4486 if (s1 == null) { 4487 return s2 == null; 4488 } 4489 if (s2 == null) { 4490 return false; 4491 } 4492 if (s1.getClass() != s2.getClass()) { 4493 return false; 4494 } 4495 return s1.equals(s2); 4496 } 4497 4498 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 4499 if (pi1.icon != pi2.icon) return false; 4500 if (pi1.logo != pi2.logo) return false; 4501 if (pi1.protectionLevel != pi2.protectionLevel) return false; 4502 if (!compareStrings(pi1.name, pi2.name)) return false; 4503 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 4504 // We'll take care of setting this one. 4505 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 4506 // These are not currently stored in settings. 4507 //if (!compareStrings(pi1.group, pi2.group)) return false; 4508 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 4509 //if (pi1.labelRes != pi2.labelRes) return false; 4510 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 4511 return true; 4512 } 4513 4514 int permissionInfoFootprint(PermissionInfo info) { 4515 int size = info.name.length(); 4516 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 4517 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 4518 return size; 4519 } 4520 4521 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 4522 int size = 0; 4523 for (BasePermission perm : mSettings.mPermissions.values()) { 4524 if (perm.uid == tree.uid) { 4525 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 4526 } 4527 } 4528 return size; 4529 } 4530 4531 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 4532 // We calculate the max size of permissions defined by this uid and throw 4533 // if that plus the size of 'info' would exceed our stated maximum. 4534 if (tree.uid != Process.SYSTEM_UID) { 4535 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 4536 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 4537 throw new SecurityException("Permission tree size cap exceeded"); 4538 } 4539 } 4540 } 4541 4542 boolean addPermissionLocked(PermissionInfo info, boolean async) { 4543 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 4544 throw new SecurityException("Label must be specified in permission"); 4545 } 4546 BasePermission tree = checkPermissionTreeLP(info.name); 4547 BasePermission bp = mSettings.mPermissions.get(info.name); 4548 boolean added = bp == null; 4549 boolean changed = true; 4550 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 4551 if (added) { 4552 enforcePermissionCapLocked(info, tree); 4553 bp = new BasePermission(info.name, tree.sourcePackage, 4554 BasePermission.TYPE_DYNAMIC); 4555 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 4556 throw new SecurityException( 4557 "Not allowed to modify non-dynamic permission " 4558 + info.name); 4559 } else { 4560 if (bp.protectionLevel == fixedLevel 4561 && bp.perm.owner.equals(tree.perm.owner) 4562 && bp.uid == tree.uid 4563 && comparePermissionInfos(bp.perm.info, info)) { 4564 changed = false; 4565 } 4566 } 4567 bp.protectionLevel = fixedLevel; 4568 info = new PermissionInfo(info); 4569 info.protectionLevel = fixedLevel; 4570 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 4571 bp.perm.info.packageName = tree.perm.info.packageName; 4572 bp.uid = tree.uid; 4573 if (added) { 4574 mSettings.mPermissions.put(info.name, bp); 4575 } 4576 if (changed) { 4577 if (!async) { 4578 mSettings.writeLPr(); 4579 } else { 4580 scheduleWriteSettingsLocked(); 4581 } 4582 } 4583 return added; 4584 } 4585 4586 @Override 4587 public boolean addPermission(PermissionInfo info) { 4588 synchronized (mPackages) { 4589 return addPermissionLocked(info, false); 4590 } 4591 } 4592 4593 @Override 4594 public boolean addPermissionAsync(PermissionInfo info) { 4595 synchronized (mPackages) { 4596 return addPermissionLocked(info, true); 4597 } 4598 } 4599 4600 @Override 4601 public void removePermission(String name) { 4602 synchronized (mPackages) { 4603 checkPermissionTreeLP(name); 4604 BasePermission bp = mSettings.mPermissions.get(name); 4605 if (bp != null) { 4606 if (bp.type != BasePermission.TYPE_DYNAMIC) { 4607 throw new SecurityException( 4608 "Not allowed to modify non-dynamic permission " 4609 + name); 4610 } 4611 mSettings.mPermissions.remove(name); 4612 mSettings.writeLPr(); 4613 } 4614 } 4615 } 4616 4617 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 4618 BasePermission bp) { 4619 int index = pkg.requestedPermissions.indexOf(bp.name); 4620 if (index == -1) { 4621 throw new SecurityException("Package " + pkg.packageName 4622 + " has not requested permission " + bp.name); 4623 } 4624 if (!bp.isRuntime() && !bp.isDevelopment()) { 4625 throw new SecurityException("Permission " + bp.name 4626 + " is not a changeable permission type"); 4627 } 4628 } 4629 4630 @Override 4631 public void grantRuntimePermission(String packageName, String name, final int userId) { 4632 grantRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4633 } 4634 4635 private void grantRuntimePermission(String packageName, String name, final int userId, 4636 boolean overridePolicy) { 4637 if (!sUserManager.exists(userId)) { 4638 Log.e(TAG, "No such user:" + userId); 4639 return; 4640 } 4641 4642 mContext.enforceCallingOrSelfPermission( 4643 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4644 "grantRuntimePermission"); 4645 4646 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4647 true /* requireFullPermission */, true /* checkShell */, 4648 "grantRuntimePermission"); 4649 4650 final int uid; 4651 final SettingBase sb; 4652 4653 synchronized (mPackages) { 4654 final PackageParser.Package pkg = mPackages.get(packageName); 4655 if (pkg == null) { 4656 throw new IllegalArgumentException("Unknown package: " + packageName); 4657 } 4658 4659 final BasePermission bp = mSettings.mPermissions.get(name); 4660 if (bp == null) { 4661 throw new IllegalArgumentException("Unknown permission: " + name); 4662 } 4663 4664 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4665 4666 // If a permission review is required for legacy apps we represent 4667 // their permissions as always granted runtime ones since we need 4668 // to keep the review required permission flag per user while an 4669 // install permission's state is shared across all users. 4670 if (mPermissionReviewRequired 4671 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4672 && bp.isRuntime()) { 4673 return; 4674 } 4675 4676 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4677 sb = (SettingBase) pkg.mExtras; 4678 if (sb == null) { 4679 throw new IllegalArgumentException("Unknown package: " + packageName); 4680 } 4681 4682 final PermissionsState permissionsState = sb.getPermissionsState(); 4683 4684 final int flags = permissionsState.getPermissionFlags(name, userId); 4685 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4686 throw new SecurityException("Cannot grant system fixed permission " 4687 + name + " for package " + packageName); 4688 } 4689 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4690 throw new SecurityException("Cannot grant policy fixed permission " 4691 + name + " for package " + packageName); 4692 } 4693 4694 if (bp.isDevelopment()) { 4695 // Development permissions must be handled specially, since they are not 4696 // normal runtime permissions. For now they apply to all users. 4697 if (permissionsState.grantInstallPermission(bp) != 4698 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4699 scheduleWriteSettingsLocked(); 4700 } 4701 return; 4702 } 4703 4704 final PackageSetting ps = mSettings.mPackages.get(packageName); 4705 if (ps.getInstantApp(userId) && !bp.isInstant()) { 4706 throw new SecurityException("Cannot grant non-ephemeral permission" 4707 + name + " for package " + packageName); 4708 } 4709 4710 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4711 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4712 return; 4713 } 4714 4715 final int result = permissionsState.grantRuntimePermission(bp, userId); 4716 switch (result) { 4717 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4718 return; 4719 } 4720 4721 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4722 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4723 mHandler.post(new Runnable() { 4724 @Override 4725 public void run() { 4726 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4727 } 4728 }); 4729 } 4730 break; 4731 } 4732 4733 if (bp.isRuntime()) { 4734 logPermissionGranted(mContext, name, packageName); 4735 } 4736 4737 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4738 4739 // Not critical if that is lost - app has to request again. 4740 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4741 } 4742 4743 // Only need to do this if user is initialized. Otherwise it's a new user 4744 // and there are no processes running as the user yet and there's no need 4745 // to make an expensive call to remount processes for the changed permissions. 4746 if (READ_EXTERNAL_STORAGE.equals(name) 4747 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4748 final long token = Binder.clearCallingIdentity(); 4749 try { 4750 if (sUserManager.isInitialized(userId)) { 4751 StorageManagerInternal storageManagerInternal = LocalServices.getService( 4752 StorageManagerInternal.class); 4753 storageManagerInternal.onExternalStoragePolicyChanged(uid, packageName); 4754 } 4755 } finally { 4756 Binder.restoreCallingIdentity(token); 4757 } 4758 } 4759 } 4760 4761 @Override 4762 public void revokeRuntimePermission(String packageName, String name, int userId) { 4763 revokeRuntimePermission(packageName, name, userId, false /* Only if not fixed by policy */); 4764 } 4765 4766 private void revokeRuntimePermission(String packageName, String name, int userId, 4767 boolean overridePolicy) { 4768 if (!sUserManager.exists(userId)) { 4769 Log.e(TAG, "No such user:" + userId); 4770 return; 4771 } 4772 4773 mContext.enforceCallingOrSelfPermission( 4774 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4775 "revokeRuntimePermission"); 4776 4777 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4778 true /* requireFullPermission */, true /* checkShell */, 4779 "revokeRuntimePermission"); 4780 4781 final int appId; 4782 4783 synchronized (mPackages) { 4784 final PackageParser.Package pkg = mPackages.get(packageName); 4785 if (pkg == null) { 4786 throw new IllegalArgumentException("Unknown package: " + packageName); 4787 } 4788 4789 final BasePermission bp = mSettings.mPermissions.get(name); 4790 if (bp == null) { 4791 throw new IllegalArgumentException("Unknown permission: " + name); 4792 } 4793 4794 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4795 4796 // If a permission review is required for legacy apps we represent 4797 // their permissions as always granted runtime ones since we need 4798 // to keep the review required permission flag per user while an 4799 // install permission's state is shared across all users. 4800 if (mPermissionReviewRequired 4801 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4802 && bp.isRuntime()) { 4803 return; 4804 } 4805 4806 SettingBase sb = (SettingBase) pkg.mExtras; 4807 if (sb == null) { 4808 throw new IllegalArgumentException("Unknown package: " + packageName); 4809 } 4810 4811 final PermissionsState permissionsState = sb.getPermissionsState(); 4812 4813 final int flags = permissionsState.getPermissionFlags(name, userId); 4814 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4815 throw new SecurityException("Cannot revoke system fixed permission " 4816 + name + " for package " + packageName); 4817 } 4818 if (!overridePolicy && (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0) { 4819 throw new SecurityException("Cannot revoke policy fixed permission " 4820 + name + " for package " + packageName); 4821 } 4822 4823 if (bp.isDevelopment()) { 4824 // Development permissions must be handled specially, since they are not 4825 // normal runtime permissions. For now they apply to all users. 4826 if (permissionsState.revokeInstallPermission(bp) != 4827 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4828 scheduleWriteSettingsLocked(); 4829 } 4830 return; 4831 } 4832 4833 if (permissionsState.revokeRuntimePermission(bp, userId) == 4834 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4835 return; 4836 } 4837 4838 if (bp.isRuntime()) { 4839 logPermissionRevoked(mContext, name, packageName); 4840 } 4841 4842 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4843 4844 // Critical, after this call app should never have the permission. 4845 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4846 4847 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4848 } 4849 4850 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4851 } 4852 4853 /** 4854 * Get the first event id for the permission. 4855 * 4856 * <p>There are four events for each permission: <ul> 4857 * <li>Request permission: first id + 0</li> 4858 * <li>Grant permission: first id + 1</li> 4859 * <li>Request for permission denied: first id + 2</li> 4860 * <li>Revoke permission: first id + 3</li> 4861 * </ul></p> 4862 * 4863 * @param name name of the permission 4864 * 4865 * @return The first event id for the permission 4866 */ 4867 private static int getBaseEventId(@NonNull String name) { 4868 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 4869 4870 if (eventIdIndex == -1) { 4871 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 4872 || "user".equals(Build.TYPE)) { 4873 Log.i(TAG, "Unknown permission " + name); 4874 4875 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 4876 } else { 4877 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 4878 // 4879 // Also update 4880 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 4881 // - metrics_constants.proto 4882 throw new IllegalStateException("Unknown permission " + name); 4883 } 4884 } 4885 4886 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 4887 } 4888 4889 /** 4890 * Log that a permission was revoked. 4891 * 4892 * @param context Context of the caller 4893 * @param name name of the permission 4894 * @param packageName package permission if for 4895 */ 4896 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 4897 @NonNull String packageName) { 4898 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 4899 } 4900 4901 /** 4902 * Log that a permission request was granted. 4903 * 4904 * @param context Context of the caller 4905 * @param name name of the permission 4906 * @param packageName package permission if for 4907 */ 4908 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 4909 @NonNull String packageName) { 4910 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 4911 } 4912 4913 @Override 4914 public void resetRuntimePermissions() { 4915 mContext.enforceCallingOrSelfPermission( 4916 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4917 "revokeRuntimePermission"); 4918 4919 int callingUid = Binder.getCallingUid(); 4920 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4921 mContext.enforceCallingOrSelfPermission( 4922 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4923 "resetRuntimePermissions"); 4924 } 4925 4926 synchronized (mPackages) { 4927 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4928 for (int userId : UserManagerService.getInstance().getUserIds()) { 4929 final int packageCount = mPackages.size(); 4930 for (int i = 0; i < packageCount; i++) { 4931 PackageParser.Package pkg = mPackages.valueAt(i); 4932 if (!(pkg.mExtras instanceof PackageSetting)) { 4933 continue; 4934 } 4935 PackageSetting ps = (PackageSetting) pkg.mExtras; 4936 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4937 } 4938 } 4939 } 4940 } 4941 4942 @Override 4943 public int getPermissionFlags(String name, String packageName, int userId) { 4944 if (!sUserManager.exists(userId)) { 4945 return 0; 4946 } 4947 4948 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4949 4950 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4951 true /* requireFullPermission */, false /* checkShell */, 4952 "getPermissionFlags"); 4953 4954 synchronized (mPackages) { 4955 final PackageParser.Package pkg = mPackages.get(packageName); 4956 if (pkg == null) { 4957 return 0; 4958 } 4959 4960 final BasePermission bp = mSettings.mPermissions.get(name); 4961 if (bp == null) { 4962 return 0; 4963 } 4964 4965 SettingBase sb = (SettingBase) pkg.mExtras; 4966 if (sb == null) { 4967 return 0; 4968 } 4969 4970 PermissionsState permissionsState = sb.getPermissionsState(); 4971 return permissionsState.getPermissionFlags(name, userId); 4972 } 4973 } 4974 4975 @Override 4976 public void updatePermissionFlags(String name, String packageName, int flagMask, 4977 int flagValues, int userId) { 4978 if (!sUserManager.exists(userId)) { 4979 return; 4980 } 4981 4982 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4983 4984 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4985 true /* requireFullPermission */, true /* checkShell */, 4986 "updatePermissionFlags"); 4987 4988 // Only the system can change these flags and nothing else. 4989 if (getCallingUid() != Process.SYSTEM_UID) { 4990 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4991 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4992 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4993 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4994 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4995 } 4996 4997 synchronized (mPackages) { 4998 final PackageParser.Package pkg = mPackages.get(packageName); 4999 if (pkg == null) { 5000 throw new IllegalArgumentException("Unknown package: " + packageName); 5001 } 5002 5003 final BasePermission bp = mSettings.mPermissions.get(name); 5004 if (bp == null) { 5005 throw new IllegalArgumentException("Unknown permission: " + name); 5006 } 5007 5008 SettingBase sb = (SettingBase) pkg.mExtras; 5009 if (sb == null) { 5010 throw new IllegalArgumentException("Unknown package: " + packageName); 5011 } 5012 5013 PermissionsState permissionsState = sb.getPermissionsState(); 5014 5015 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 5016 5017 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 5018 // Install and runtime permissions are stored in different places, 5019 // so figure out what permission changed and persist the change. 5020 if (permissionsState.getInstallPermissionState(name) != null) { 5021 scheduleWriteSettingsLocked(); 5022 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 5023 || hadState) { 5024 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5025 } 5026 } 5027 } 5028 } 5029 5030 /** 5031 * Update the permission flags for all packages and runtime permissions of a user in order 5032 * to allow device or profile owner to remove POLICY_FIXED. 5033 */ 5034 @Override 5035 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5036 if (!sUserManager.exists(userId)) { 5037 return; 5038 } 5039 5040 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 5041 5042 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5043 true /* requireFullPermission */, true /* checkShell */, 5044 "updatePermissionFlagsForAllApps"); 5045 5046 // Only the system can change system fixed flags. 5047 if (getCallingUid() != Process.SYSTEM_UID) { 5048 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5049 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 5050 } 5051 5052 synchronized (mPackages) { 5053 boolean changed = false; 5054 final int packageCount = mPackages.size(); 5055 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 5056 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 5057 SettingBase sb = (SettingBase) pkg.mExtras; 5058 if (sb == null) { 5059 continue; 5060 } 5061 PermissionsState permissionsState = sb.getPermissionsState(); 5062 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 5063 userId, flagMask, flagValues); 5064 } 5065 if (changed) { 5066 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5067 } 5068 } 5069 } 5070 5071 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 5072 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 5073 != PackageManager.PERMISSION_GRANTED 5074 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 5075 != PackageManager.PERMISSION_GRANTED) { 5076 throw new SecurityException(message + " requires " 5077 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 5078 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 5079 } 5080 } 5081 5082 @Override 5083 public boolean shouldShowRequestPermissionRationale(String permissionName, 5084 String packageName, int userId) { 5085 if (UserHandle.getCallingUserId() != userId) { 5086 mContext.enforceCallingPermission( 5087 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5088 "canShowRequestPermissionRationale for user " + userId); 5089 } 5090 5091 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5092 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5093 return false; 5094 } 5095 5096 if (checkPermission(permissionName, packageName, userId) 5097 == PackageManager.PERMISSION_GRANTED) { 5098 return false; 5099 } 5100 5101 final int flags; 5102 5103 final long identity = Binder.clearCallingIdentity(); 5104 try { 5105 flags = getPermissionFlags(permissionName, 5106 packageName, userId); 5107 } finally { 5108 Binder.restoreCallingIdentity(identity); 5109 } 5110 5111 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5112 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5113 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5114 5115 if ((flags & fixedFlags) != 0) { 5116 return false; 5117 } 5118 5119 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5120 } 5121 5122 @Override 5123 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5124 mContext.enforceCallingOrSelfPermission( 5125 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5126 "addOnPermissionsChangeListener"); 5127 5128 synchronized (mPackages) { 5129 mOnPermissionChangeListeners.addListenerLocked(listener); 5130 } 5131 } 5132 5133 @Override 5134 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5135 synchronized (mPackages) { 5136 mOnPermissionChangeListeners.removeListenerLocked(listener); 5137 } 5138 } 5139 5140 @Override 5141 public boolean isProtectedBroadcast(String actionName) { 5142 synchronized (mPackages) { 5143 if (mProtectedBroadcasts.contains(actionName)) { 5144 return true; 5145 } else if (actionName != null) { 5146 // TODO: remove these terrible hacks 5147 if (actionName.startsWith("android.net.netmon.lingerExpired") 5148 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5149 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5150 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5151 return true; 5152 } 5153 } 5154 } 5155 return false; 5156 } 5157 5158 @Override 5159 public int checkSignatures(String pkg1, String pkg2) { 5160 synchronized (mPackages) { 5161 final PackageParser.Package p1 = mPackages.get(pkg1); 5162 final PackageParser.Package p2 = mPackages.get(pkg2); 5163 if (p1 == null || p1.mExtras == null 5164 || p2 == null || p2.mExtras == null) { 5165 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5166 } 5167 return compareSignatures(p1.mSignatures, p2.mSignatures); 5168 } 5169 } 5170 5171 @Override 5172 public int checkUidSignatures(int uid1, int uid2) { 5173 // Map to base uids. 5174 uid1 = UserHandle.getAppId(uid1); 5175 uid2 = UserHandle.getAppId(uid2); 5176 // reader 5177 synchronized (mPackages) { 5178 Signature[] s1; 5179 Signature[] s2; 5180 Object obj = mSettings.getUserIdLPr(uid1); 5181 if (obj != null) { 5182 if (obj instanceof SharedUserSetting) { 5183 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5184 } else if (obj instanceof PackageSetting) { 5185 s1 = ((PackageSetting)obj).signatures.mSignatures; 5186 } else { 5187 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5188 } 5189 } else { 5190 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5191 } 5192 obj = mSettings.getUserIdLPr(uid2); 5193 if (obj != null) { 5194 if (obj instanceof SharedUserSetting) { 5195 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5196 } else if (obj instanceof PackageSetting) { 5197 s2 = ((PackageSetting)obj).signatures.mSignatures; 5198 } else { 5199 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5200 } 5201 } else { 5202 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5203 } 5204 return compareSignatures(s1, s2); 5205 } 5206 } 5207 5208 /** 5209 * This method should typically only be used when granting or revoking 5210 * permissions, since the app may immediately restart after this call. 5211 * <p> 5212 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5213 * guard your work against the app being relaunched. 5214 */ 5215 private void killUid(int appId, int userId, String reason) { 5216 final long identity = Binder.clearCallingIdentity(); 5217 try { 5218 IActivityManager am = ActivityManager.getService(); 5219 if (am != null) { 5220 try { 5221 am.killUid(appId, userId, reason); 5222 } catch (RemoteException e) { 5223 /* ignore - same process */ 5224 } 5225 } 5226 } finally { 5227 Binder.restoreCallingIdentity(identity); 5228 } 5229 } 5230 5231 /** 5232 * Compares two sets of signatures. Returns: 5233 * <br /> 5234 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5235 * <br /> 5236 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5237 * <br /> 5238 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5239 * <br /> 5240 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5241 * <br /> 5242 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5243 */ 5244 static int compareSignatures(Signature[] s1, Signature[] s2) { 5245 if (s1 == null) { 5246 return s2 == null 5247 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5248 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5249 } 5250 5251 if (s2 == null) { 5252 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5253 } 5254 5255 if (s1.length != s2.length) { 5256 return PackageManager.SIGNATURE_NO_MATCH; 5257 } 5258 5259 // Since both signature sets are of size 1, we can compare without HashSets. 5260 if (s1.length == 1) { 5261 return s1[0].equals(s2[0]) ? 5262 PackageManager.SIGNATURE_MATCH : 5263 PackageManager.SIGNATURE_NO_MATCH; 5264 } 5265 5266 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5267 for (Signature sig : s1) { 5268 set1.add(sig); 5269 } 5270 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5271 for (Signature sig : s2) { 5272 set2.add(sig); 5273 } 5274 // Make sure s2 contains all signatures in s1. 5275 if (set1.equals(set2)) { 5276 return PackageManager.SIGNATURE_MATCH; 5277 } 5278 return PackageManager.SIGNATURE_NO_MATCH; 5279 } 5280 5281 /** 5282 * If the database version for this type of package (internal storage or 5283 * external storage) is less than the version where package signatures 5284 * were updated, return true. 5285 */ 5286 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5287 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5288 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5289 } 5290 5291 /** 5292 * Used for backward compatibility to make sure any packages with 5293 * certificate chains get upgraded to the new style. {@code existingSigs} 5294 * will be in the old format (since they were stored on disk from before the 5295 * system upgrade) and {@code scannedSigs} will be in the newer format. 5296 */ 5297 private int compareSignaturesCompat(PackageSignatures existingSigs, 5298 PackageParser.Package scannedPkg) { 5299 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5300 return PackageManager.SIGNATURE_NO_MATCH; 5301 } 5302 5303 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5304 for (Signature sig : existingSigs.mSignatures) { 5305 existingSet.add(sig); 5306 } 5307 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5308 for (Signature sig : scannedPkg.mSignatures) { 5309 try { 5310 Signature[] chainSignatures = sig.getChainSignatures(); 5311 for (Signature chainSig : chainSignatures) { 5312 scannedCompatSet.add(chainSig); 5313 } 5314 } catch (CertificateEncodingException e) { 5315 scannedCompatSet.add(sig); 5316 } 5317 } 5318 /* 5319 * Make sure the expanded scanned set contains all signatures in the 5320 * existing one. 5321 */ 5322 if (scannedCompatSet.equals(existingSet)) { 5323 // Migrate the old signatures to the new scheme. 5324 existingSigs.assignSignatures(scannedPkg.mSignatures); 5325 // The new KeySets will be re-added later in the scanning process. 5326 synchronized (mPackages) { 5327 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5328 } 5329 return PackageManager.SIGNATURE_MATCH; 5330 } 5331 return PackageManager.SIGNATURE_NO_MATCH; 5332 } 5333 5334 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5335 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5336 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5337 } 5338 5339 private int compareSignaturesRecover(PackageSignatures existingSigs, 5340 PackageParser.Package scannedPkg) { 5341 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5342 return PackageManager.SIGNATURE_NO_MATCH; 5343 } 5344 5345 String msg = null; 5346 try { 5347 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5348 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5349 + scannedPkg.packageName); 5350 return PackageManager.SIGNATURE_MATCH; 5351 } 5352 } catch (CertificateException e) { 5353 msg = e.getMessage(); 5354 } 5355 5356 logCriticalInfo(Log.INFO, 5357 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5358 return PackageManager.SIGNATURE_NO_MATCH; 5359 } 5360 5361 @Override 5362 public List<String> getAllPackages() { 5363 synchronized (mPackages) { 5364 return new ArrayList<String>(mPackages.keySet()); 5365 } 5366 } 5367 5368 @Override 5369 public String[] getPackagesForUid(int uid) { 5370 final int userId = UserHandle.getUserId(uid); 5371 uid = UserHandle.getAppId(uid); 5372 // reader 5373 synchronized (mPackages) { 5374 Object obj = mSettings.getUserIdLPr(uid); 5375 if (obj instanceof SharedUserSetting) { 5376 final SharedUserSetting sus = (SharedUserSetting) obj; 5377 final int N = sus.packages.size(); 5378 String[] res = new String[N]; 5379 final Iterator<PackageSetting> it = sus.packages.iterator(); 5380 int i = 0; 5381 while (it.hasNext()) { 5382 PackageSetting ps = it.next(); 5383 if (ps.getInstalled(userId)) { 5384 res[i++] = ps.name; 5385 } else { 5386 res = ArrayUtils.removeElement(String.class, res, res[i]); 5387 } 5388 } 5389 return res; 5390 } else if (obj instanceof PackageSetting) { 5391 final PackageSetting ps = (PackageSetting) obj; 5392 if (ps.getInstalled(userId)) { 5393 return new String[]{ps.name}; 5394 } 5395 } 5396 } 5397 return null; 5398 } 5399 5400 @Override 5401 public String getNameForUid(int uid) { 5402 // reader 5403 synchronized (mPackages) { 5404 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5405 if (obj instanceof SharedUserSetting) { 5406 final SharedUserSetting sus = (SharedUserSetting) obj; 5407 return sus.name + ":" + sus.userId; 5408 } else if (obj instanceof PackageSetting) { 5409 final PackageSetting ps = (PackageSetting) obj; 5410 return ps.name; 5411 } 5412 } 5413 return null; 5414 } 5415 5416 @Override 5417 public int getUidForSharedUser(String sharedUserName) { 5418 if(sharedUserName == null) { 5419 return -1; 5420 } 5421 // reader 5422 synchronized (mPackages) { 5423 SharedUserSetting suid; 5424 try { 5425 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5426 if (suid != null) { 5427 return suid.userId; 5428 } 5429 } catch (PackageManagerException ignore) { 5430 // can't happen, but, still need to catch it 5431 } 5432 return -1; 5433 } 5434 } 5435 5436 @Override 5437 public int getFlagsForUid(int uid) { 5438 synchronized (mPackages) { 5439 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5440 if (obj instanceof SharedUserSetting) { 5441 final SharedUserSetting sus = (SharedUserSetting) obj; 5442 return sus.pkgFlags; 5443 } else if (obj instanceof PackageSetting) { 5444 final PackageSetting ps = (PackageSetting) obj; 5445 return ps.pkgFlags; 5446 } 5447 } 5448 return 0; 5449 } 5450 5451 @Override 5452 public int getPrivateFlagsForUid(int uid) { 5453 synchronized (mPackages) { 5454 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5455 if (obj instanceof SharedUserSetting) { 5456 final SharedUserSetting sus = (SharedUserSetting) obj; 5457 return sus.pkgPrivateFlags; 5458 } else if (obj instanceof PackageSetting) { 5459 final PackageSetting ps = (PackageSetting) obj; 5460 return ps.pkgPrivateFlags; 5461 } 5462 } 5463 return 0; 5464 } 5465 5466 @Override 5467 public boolean isUidPrivileged(int uid) { 5468 uid = UserHandle.getAppId(uid); 5469 // reader 5470 synchronized (mPackages) { 5471 Object obj = mSettings.getUserIdLPr(uid); 5472 if (obj instanceof SharedUserSetting) { 5473 final SharedUserSetting sus = (SharedUserSetting) obj; 5474 final Iterator<PackageSetting> it = sus.packages.iterator(); 5475 while (it.hasNext()) { 5476 if (it.next().isPrivileged()) { 5477 return true; 5478 } 5479 } 5480 } else if (obj instanceof PackageSetting) { 5481 final PackageSetting ps = (PackageSetting) obj; 5482 return ps.isPrivileged(); 5483 } 5484 } 5485 return false; 5486 } 5487 5488 @Override 5489 public String[] getAppOpPermissionPackages(String permissionName) { 5490 synchronized (mPackages) { 5491 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 5492 if (pkgs == null) { 5493 return null; 5494 } 5495 return pkgs.toArray(new String[pkgs.size()]); 5496 } 5497 } 5498 5499 @Override 5500 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5501 int flags, int userId) { 5502 try { 5503 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5504 5505 if (!sUserManager.exists(userId)) return null; 5506 flags = updateFlagsForResolve(flags, userId, intent); 5507 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5508 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5509 5510 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5511 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5512 flags, userId); 5513 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5514 5515 final ResolveInfo bestChoice = 5516 chooseBestActivity(intent, resolvedType, flags, query, userId); 5517 return bestChoice; 5518 } finally { 5519 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5520 } 5521 } 5522 5523 @Override 5524 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5525 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5526 throw new SecurityException( 5527 "findPersistentPreferredActivity can only be run by the system"); 5528 } 5529 if (!sUserManager.exists(userId)) { 5530 return null; 5531 } 5532 intent = updateIntentForResolve(intent); 5533 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5534 final int flags = updateFlagsForResolve(0, userId, intent); 5535 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5536 userId); 5537 synchronized (mPackages) { 5538 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5539 userId); 5540 } 5541 } 5542 5543 @Override 5544 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5545 IntentFilter filter, int match, ComponentName activity) { 5546 final int userId = UserHandle.getCallingUserId(); 5547 if (DEBUG_PREFERRED) { 5548 Log.v(TAG, "setLastChosenActivity intent=" + intent 5549 + " resolvedType=" + resolvedType 5550 + " flags=" + flags 5551 + " filter=" + filter 5552 + " match=" + match 5553 + " activity=" + activity); 5554 filter.dump(new PrintStreamPrinter(System.out), " "); 5555 } 5556 intent.setComponent(null); 5557 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5558 userId); 5559 // Find any earlier preferred or last chosen entries and nuke them 5560 findPreferredActivity(intent, resolvedType, 5561 flags, query, 0, false, true, false, userId); 5562 // Add the new activity as the last chosen for this filter 5563 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5564 "Setting last chosen"); 5565 } 5566 5567 @Override 5568 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5569 final int userId = UserHandle.getCallingUserId(); 5570 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5571 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5572 userId); 5573 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5574 false, false, false, userId); 5575 } 5576 5577 private boolean isEphemeralDisabled() { 5578 // ephemeral apps have been disabled across the board 5579 if (DISABLE_EPHEMERAL_APPS) { 5580 return true; 5581 } 5582 // system isn't up yet; can't read settings, so, assume no ephemeral apps 5583 if (!mSystemReady) { 5584 return true; 5585 } 5586 // we can't get a content resolver until the system is ready; these checks must happen last 5587 final ContentResolver resolver = mContext.getContentResolver(); 5588 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 5589 return true; 5590 } 5591 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 5592 } 5593 5594 private boolean isEphemeralAllowed( 5595 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5596 boolean skipPackageCheck) { 5597 // Short circuit and return early if possible. 5598 if (isEphemeralDisabled()) { 5599 return false; 5600 } 5601 final int callingUser = UserHandle.getCallingUserId(); 5602 if (callingUser != UserHandle.USER_SYSTEM) { 5603 return false; 5604 } 5605 if (mEphemeralResolverConnection == null) { 5606 return false; 5607 } 5608 if (mEphemeralInstallerComponent == null) { 5609 return false; 5610 } 5611 if (intent.getComponent() != null) { 5612 return false; 5613 } 5614 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5615 return false; 5616 } 5617 if (!skipPackageCheck && intent.getPackage() != null) { 5618 return false; 5619 } 5620 final boolean isWebUri = hasWebURI(intent); 5621 if (!isWebUri || intent.getData().getHost() == null) { 5622 return false; 5623 } 5624 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5625 synchronized (mPackages) { 5626 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5627 for (int n = 0; n < count; n++) { 5628 ResolveInfo info = resolvedActivities.get(n); 5629 String packageName = info.activityInfo.packageName; 5630 PackageSetting ps = mSettings.mPackages.get(packageName); 5631 if (ps != null) { 5632 // Try to get the status from User settings first 5633 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5634 int status = (int) (packedStatus >> 32); 5635 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5636 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5637 if (DEBUG_EPHEMERAL) { 5638 Slog.v(TAG, "DENY ephemeral apps;" 5639 + " pkg: " + packageName + ", status: " + status); 5640 } 5641 return false; 5642 } 5643 } 5644 } 5645 } 5646 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5647 return true; 5648 } 5649 5650 private void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 5651 Intent origIntent, String resolvedType, Intent launchIntent, String callingPackage, 5652 int userId) { 5653 final Message msg = mHandler.obtainMessage(EPHEMERAL_RESOLUTION_PHASE_TWO, 5654 new EphemeralRequest(responseObj, origIntent, resolvedType, launchIntent, 5655 callingPackage, userId)); 5656 mHandler.sendMessage(msg); 5657 } 5658 5659 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5660 int flags, List<ResolveInfo> query, int userId) { 5661 if (query != null) { 5662 final int N = query.size(); 5663 if (N == 1) { 5664 return query.get(0); 5665 } else if (N > 1) { 5666 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5667 // If there is more than one activity with the same priority, 5668 // then let the user decide between them. 5669 ResolveInfo r0 = query.get(0); 5670 ResolveInfo r1 = query.get(1); 5671 if (DEBUG_INTENT_MATCHING || debug) { 5672 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5673 + r1.activityInfo.name + "=" + r1.priority); 5674 } 5675 // If the first activity has a higher priority, or a different 5676 // default, then it is always desirable to pick it. 5677 if (r0.priority != r1.priority 5678 || r0.preferredOrder != r1.preferredOrder 5679 || r0.isDefault != r1.isDefault) { 5680 return query.get(0); 5681 } 5682 // If we have saved a preference for a preferred activity for 5683 // this Intent, use that. 5684 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5685 flags, query, r0.priority, true, false, debug, userId); 5686 if (ri != null) { 5687 return ri; 5688 } 5689 ri = new ResolveInfo(mResolveInfo); 5690 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5691 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5692 // If all of the options come from the same package, show the application's 5693 // label and icon instead of the generic resolver's. 5694 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5695 // and then throw away the ResolveInfo itself, meaning that the caller loses 5696 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5697 // a fallback for this case; we only set the target package's resources on 5698 // the ResolveInfo, not the ActivityInfo. 5699 final String intentPackage = intent.getPackage(); 5700 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5701 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5702 ri.resolvePackageName = intentPackage; 5703 if (userNeedsBadging(userId)) { 5704 ri.noResourceId = true; 5705 } else { 5706 ri.icon = appi.icon; 5707 } 5708 ri.iconResourceId = appi.icon; 5709 ri.labelRes = appi.labelRes; 5710 } 5711 ri.activityInfo.applicationInfo = new ApplicationInfo( 5712 ri.activityInfo.applicationInfo); 5713 if (userId != 0) { 5714 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5715 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5716 } 5717 // Make sure that the resolver is displayable in car mode 5718 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5719 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5720 return ri; 5721 } 5722 } 5723 return null; 5724 } 5725 5726 /** 5727 * Return true if the given list is not empty and all of its contents have 5728 * an activityInfo with the given package name. 5729 */ 5730 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5731 if (ArrayUtils.isEmpty(list)) { 5732 return false; 5733 } 5734 for (int i = 0, N = list.size(); i < N; i++) { 5735 final ResolveInfo ri = list.get(i); 5736 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5737 if (ai == null || !packageName.equals(ai.packageName)) { 5738 return false; 5739 } 5740 } 5741 return true; 5742 } 5743 5744 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5745 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5746 final int N = query.size(); 5747 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5748 .get(userId); 5749 // Get the list of persistent preferred activities that handle the intent 5750 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5751 List<PersistentPreferredActivity> pprefs = ppir != null 5752 ? ppir.queryIntent(intent, resolvedType, 5753 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5754 userId) 5755 : null; 5756 if (pprefs != null && pprefs.size() > 0) { 5757 final int M = pprefs.size(); 5758 for (int i=0; i<M; i++) { 5759 final PersistentPreferredActivity ppa = pprefs.get(i); 5760 if (DEBUG_PREFERRED || debug) { 5761 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5762 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5763 + "\n component=" + ppa.mComponent); 5764 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5765 } 5766 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5767 flags | MATCH_DISABLED_COMPONENTS, userId); 5768 if (DEBUG_PREFERRED || debug) { 5769 Slog.v(TAG, "Found persistent preferred activity:"); 5770 if (ai != null) { 5771 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5772 } else { 5773 Slog.v(TAG, " null"); 5774 } 5775 } 5776 if (ai == null) { 5777 // This previously registered persistent preferred activity 5778 // component is no longer known. Ignore it and do NOT remove it. 5779 continue; 5780 } 5781 for (int j=0; j<N; j++) { 5782 final ResolveInfo ri = query.get(j); 5783 if (!ri.activityInfo.applicationInfo.packageName 5784 .equals(ai.applicationInfo.packageName)) { 5785 continue; 5786 } 5787 if (!ri.activityInfo.name.equals(ai.name)) { 5788 continue; 5789 } 5790 // Found a persistent preference that can handle the intent. 5791 if (DEBUG_PREFERRED || debug) { 5792 Slog.v(TAG, "Returning persistent preferred activity: " + 5793 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5794 } 5795 return ri; 5796 } 5797 } 5798 } 5799 return null; 5800 } 5801 5802 // TODO: handle preferred activities missing while user has amnesia 5803 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5804 List<ResolveInfo> query, int priority, boolean always, 5805 boolean removeMatches, boolean debug, int userId) { 5806 if (!sUserManager.exists(userId)) return null; 5807 flags = updateFlagsForResolve(flags, userId, intent); 5808 intent = updateIntentForResolve(intent); 5809 // writer 5810 synchronized (mPackages) { 5811 // Try to find a matching persistent preferred activity. 5812 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5813 debug, userId); 5814 5815 // If a persistent preferred activity matched, use it. 5816 if (pri != null) { 5817 return pri; 5818 } 5819 5820 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5821 // Get the list of preferred activities that handle the intent 5822 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5823 List<PreferredActivity> prefs = pir != null 5824 ? pir.queryIntent(intent, resolvedType, 5825 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5826 userId) 5827 : null; 5828 if (prefs != null && prefs.size() > 0) { 5829 boolean changed = false; 5830 try { 5831 // First figure out how good the original match set is. 5832 // We will only allow preferred activities that came 5833 // from the same match quality. 5834 int match = 0; 5835 5836 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5837 5838 final int N = query.size(); 5839 for (int j=0; j<N; j++) { 5840 final ResolveInfo ri = query.get(j); 5841 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5842 + ": 0x" + Integer.toHexString(match)); 5843 if (ri.match > match) { 5844 match = ri.match; 5845 } 5846 } 5847 5848 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5849 + Integer.toHexString(match)); 5850 5851 match &= IntentFilter.MATCH_CATEGORY_MASK; 5852 final int M = prefs.size(); 5853 for (int i=0; i<M; i++) { 5854 final PreferredActivity pa = prefs.get(i); 5855 if (DEBUG_PREFERRED || debug) { 5856 Slog.v(TAG, "Checking PreferredActivity ds=" 5857 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5858 + "\n component=" + pa.mPref.mComponent); 5859 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5860 } 5861 if (pa.mPref.mMatch != match) { 5862 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5863 + Integer.toHexString(pa.mPref.mMatch)); 5864 continue; 5865 } 5866 // If it's not an "always" type preferred activity and that's what we're 5867 // looking for, skip it. 5868 if (always && !pa.mPref.mAlways) { 5869 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5870 continue; 5871 } 5872 final ActivityInfo ai = getActivityInfo( 5873 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5874 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5875 userId); 5876 if (DEBUG_PREFERRED || debug) { 5877 Slog.v(TAG, "Found preferred activity:"); 5878 if (ai != null) { 5879 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5880 } else { 5881 Slog.v(TAG, " null"); 5882 } 5883 } 5884 if (ai == null) { 5885 // This previously registered preferred activity 5886 // component is no longer known. Most likely an update 5887 // to the app was installed and in the new version this 5888 // component no longer exists. Clean it up by removing 5889 // it from the preferred activities list, and skip it. 5890 Slog.w(TAG, "Removing dangling preferred activity: " 5891 + pa.mPref.mComponent); 5892 pir.removeFilter(pa); 5893 changed = true; 5894 continue; 5895 } 5896 for (int j=0; j<N; j++) { 5897 final ResolveInfo ri = query.get(j); 5898 if (!ri.activityInfo.applicationInfo.packageName 5899 .equals(ai.applicationInfo.packageName)) { 5900 continue; 5901 } 5902 if (!ri.activityInfo.name.equals(ai.name)) { 5903 continue; 5904 } 5905 5906 if (removeMatches) { 5907 pir.removeFilter(pa); 5908 changed = true; 5909 if (DEBUG_PREFERRED) { 5910 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5911 } 5912 break; 5913 } 5914 5915 // Okay we found a previously set preferred or last chosen app. 5916 // If the result set is different from when this 5917 // was created, we need to clear it and re-ask the 5918 // user their preference, if we're looking for an "always" type entry. 5919 if (always && !pa.mPref.sameSet(query)) { 5920 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5921 + intent + " type " + resolvedType); 5922 if (DEBUG_PREFERRED) { 5923 Slog.v(TAG, "Removing preferred activity since set changed " 5924 + pa.mPref.mComponent); 5925 } 5926 pir.removeFilter(pa); 5927 // Re-add the filter as a "last chosen" entry (!always) 5928 PreferredActivity lastChosen = new PreferredActivity( 5929 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5930 pir.addFilter(lastChosen); 5931 changed = true; 5932 return null; 5933 } 5934 5935 // Yay! Either the set matched or we're looking for the last chosen 5936 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5937 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5938 return ri; 5939 } 5940 } 5941 } finally { 5942 if (changed) { 5943 if (DEBUG_PREFERRED) { 5944 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5945 } 5946 scheduleWritePackageRestrictionsLocked(userId); 5947 } 5948 } 5949 } 5950 } 5951 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5952 return null; 5953 } 5954 5955 /* 5956 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5957 */ 5958 @Override 5959 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5960 int targetUserId) { 5961 mContext.enforceCallingOrSelfPermission( 5962 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5963 List<CrossProfileIntentFilter> matches = 5964 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5965 if (matches != null) { 5966 int size = matches.size(); 5967 for (int i = 0; i < size; i++) { 5968 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5969 } 5970 } 5971 if (hasWebURI(intent)) { 5972 // cross-profile app linking works only towards the parent. 5973 final UserInfo parent = getProfileParent(sourceUserId); 5974 synchronized(mPackages) { 5975 int flags = updateFlagsForResolve(0, parent.id, intent); 5976 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5977 intent, resolvedType, flags, sourceUserId, parent.id); 5978 return xpDomainInfo != null; 5979 } 5980 } 5981 return false; 5982 } 5983 5984 private UserInfo getProfileParent(int userId) { 5985 final long identity = Binder.clearCallingIdentity(); 5986 try { 5987 return sUserManager.getProfileParent(userId); 5988 } finally { 5989 Binder.restoreCallingIdentity(identity); 5990 } 5991 } 5992 5993 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5994 String resolvedType, int userId) { 5995 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5996 if (resolver != null) { 5997 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 5998 } 5999 return null; 6000 } 6001 6002 @Override 6003 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6004 String resolvedType, int flags, int userId) { 6005 try { 6006 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6007 6008 return new ParceledListSlice<>( 6009 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6010 } finally { 6011 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6012 } 6013 } 6014 6015 /** 6016 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6017 * instant, returns {@code null}. 6018 */ 6019 private String getInstantAppPackageName(int callingUid) { 6020 final int appId = UserHandle.getAppId(callingUid); 6021 synchronized (mPackages) { 6022 final Object obj = mSettings.getUserIdLPr(appId); 6023 if (obj instanceof PackageSetting) { 6024 final PackageSetting ps = (PackageSetting) obj; 6025 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6026 return isInstantApp ? ps.pkg.packageName : null; 6027 } 6028 } 6029 return null; 6030 } 6031 6032 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6033 String resolvedType, int flags, int userId) { 6034 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6035 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 6036 flags = updateFlagsForResolve(flags, userId, intent); 6037 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6038 false /* requireFullPermission */, false /* checkShell */, 6039 "query intent activities"); 6040 ComponentName comp = intent.getComponent(); 6041 if (comp == null) { 6042 if (intent.getSelector() != null) { 6043 intent = intent.getSelector(); 6044 comp = intent.getComponent(); 6045 } 6046 } 6047 6048 if (comp != null) { 6049 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6050 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6051 if (ai != null) { 6052 // When specifying an explicit component, we prevent the activity from being 6053 // used when either 1) the calling package is normal and the activity is within 6054 // an ephemeral application or 2) the calling package is ephemeral and the 6055 // activity is not visible to ephemeral applications. 6056 final boolean matchInstantApp = 6057 (flags & PackageManager.MATCH_INSTANT) != 0; 6058 final boolean matchVisibleToInstantAppOnly = 6059 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6060 final boolean isCallerInstantApp = 6061 instantAppPkgName != null; 6062 final boolean isTargetSameInstantApp = 6063 comp.getPackageName().equals(instantAppPkgName); 6064 final boolean isTargetInstantApp = 6065 (ai.applicationInfo.privateFlags 6066 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6067 final boolean isTargetHiddenFromInstantApp = 6068 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) == 0; 6069 final boolean blockResolution = 6070 !isTargetSameInstantApp 6071 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6072 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6073 && isTargetHiddenFromInstantApp)); 6074 if (!blockResolution) { 6075 final ResolveInfo ri = new ResolveInfo(); 6076 ri.activityInfo = ai; 6077 list.add(ri); 6078 } 6079 } 6080 return list; 6081 } 6082 6083 // reader 6084 boolean sortResult = false; 6085 boolean addEphemeral = false; 6086 List<ResolveInfo> result; 6087 final String pkgName = intent.getPackage(); 6088 synchronized (mPackages) { 6089 if (pkgName == null) { 6090 List<CrossProfileIntentFilter> matchingFilters = 6091 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6092 // Check for results that need to skip the current profile. 6093 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6094 resolvedType, flags, userId); 6095 if (xpResolveInfo != null) { 6096 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6097 xpResult.add(xpResolveInfo); 6098 return filterForEphemeral( 6099 filterIfNotSystemUser(xpResult, userId), instantAppPkgName); 6100 } 6101 6102 // Check for results in the current profile. 6103 result = filterIfNotSystemUser(mActivities.queryIntent( 6104 intent, resolvedType, flags, userId), userId); 6105 addEphemeral = 6106 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 6107 6108 // Check for cross profile results. 6109 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6110 xpResolveInfo = queryCrossProfileIntents( 6111 matchingFilters, intent, resolvedType, flags, userId, 6112 hasNonNegativePriorityResult); 6113 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6114 boolean isVisibleToUser = filterIfNotSystemUser( 6115 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6116 if (isVisibleToUser) { 6117 result.add(xpResolveInfo); 6118 sortResult = true; 6119 } 6120 } 6121 if (hasWebURI(intent)) { 6122 CrossProfileDomainInfo xpDomainInfo = null; 6123 final UserInfo parent = getProfileParent(userId); 6124 if (parent != null) { 6125 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6126 flags, userId, parent.id); 6127 } 6128 if (xpDomainInfo != null) { 6129 if (xpResolveInfo != null) { 6130 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6131 // in the result. 6132 result.remove(xpResolveInfo); 6133 } 6134 if (result.size() == 0 && !addEphemeral) { 6135 // No result in current profile, but found candidate in parent user. 6136 // And we are not going to add emphemeral app, so we can return the 6137 // result straight away. 6138 result.add(xpDomainInfo.resolveInfo); 6139 return filterForEphemeral(result, instantAppPkgName); 6140 } 6141 } else if (result.size() <= 1 && !addEphemeral) { 6142 // No result in parent user and <= 1 result in current profile, and we 6143 // are not going to add emphemeral app, so we can return the result without 6144 // further processing. 6145 return filterForEphemeral(result, instantAppPkgName); 6146 } 6147 // We have more than one candidate (combining results from current and parent 6148 // profile), so we need filtering and sorting. 6149 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6150 intent, flags, result, xpDomainInfo, userId); 6151 sortResult = true; 6152 } 6153 } else { 6154 final PackageParser.Package pkg = mPackages.get(pkgName); 6155 if (pkg != null) { 6156 result = filterForEphemeral(filterIfNotSystemUser( 6157 mActivities.queryIntentForPackage( 6158 intent, resolvedType, flags, pkg.activities, userId), 6159 userId), instantAppPkgName); 6160 } else { 6161 // the caller wants to resolve for a particular package; however, there 6162 // were no installed results, so, try to find an ephemeral result 6163 addEphemeral = isEphemeralAllowed( 6164 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6165 result = new ArrayList<ResolveInfo>(); 6166 } 6167 } 6168 } 6169 if (addEphemeral) { 6170 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6171 final EphemeralRequest requestObject = new EphemeralRequest( 6172 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6173 null /*launchIntent*/, null /*callingPackage*/, userId); 6174 final EphemeralResponse intentInfo = EphemeralResolver.doEphemeralResolutionPhaseOne( 6175 mContext, mEphemeralResolverConnection, requestObject); 6176 if (intentInfo != null) { 6177 if (DEBUG_EPHEMERAL) { 6178 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6179 } 6180 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 6181 ephemeralInstaller.ephemeralResponse = intentInfo; 6182 // make sure this resolver is the default 6183 ephemeralInstaller.isDefault = true; 6184 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6185 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6186 // add a non-generic filter 6187 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6188 ephemeralInstaller.filter.addDataPath( 6189 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6190 result.add(ephemeralInstaller); 6191 } 6192 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6193 } 6194 if (sortResult) { 6195 Collections.sort(result, mResolvePrioritySorter); 6196 } 6197 return filterForEphemeral(result, instantAppPkgName); 6198 } 6199 6200 private static class CrossProfileDomainInfo { 6201 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6202 ResolveInfo resolveInfo; 6203 /* Best domain verification status of the activities found in the other profile */ 6204 int bestDomainVerificationStatus; 6205 } 6206 6207 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6208 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6209 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6210 sourceUserId)) { 6211 return null; 6212 } 6213 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6214 resolvedType, flags, parentUserId); 6215 6216 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6217 return null; 6218 } 6219 CrossProfileDomainInfo result = null; 6220 int size = resultTargetUser.size(); 6221 for (int i = 0; i < size; i++) { 6222 ResolveInfo riTargetUser = resultTargetUser.get(i); 6223 // Intent filter verification is only for filters that specify a host. So don't return 6224 // those that handle all web uris. 6225 if (riTargetUser.handleAllWebDataURI) { 6226 continue; 6227 } 6228 String packageName = riTargetUser.activityInfo.packageName; 6229 PackageSetting ps = mSettings.mPackages.get(packageName); 6230 if (ps == null) { 6231 continue; 6232 } 6233 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6234 int status = (int)(verificationState >> 32); 6235 if (result == null) { 6236 result = new CrossProfileDomainInfo(); 6237 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6238 sourceUserId, parentUserId); 6239 result.bestDomainVerificationStatus = status; 6240 } else { 6241 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6242 result.bestDomainVerificationStatus); 6243 } 6244 } 6245 // Don't consider matches with status NEVER across profiles. 6246 if (result != null && result.bestDomainVerificationStatus 6247 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6248 return null; 6249 } 6250 return result; 6251 } 6252 6253 /** 6254 * Verification statuses are ordered from the worse to the best, except for 6255 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6256 */ 6257 private int bestDomainVerificationStatus(int status1, int status2) { 6258 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6259 return status2; 6260 } 6261 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6262 return status1; 6263 } 6264 return (int) MathUtils.max(status1, status2); 6265 } 6266 6267 private boolean isUserEnabled(int userId) { 6268 long callingId = Binder.clearCallingIdentity(); 6269 try { 6270 UserInfo userInfo = sUserManager.getUserInfo(userId); 6271 return userInfo != null && userInfo.isEnabled(); 6272 } finally { 6273 Binder.restoreCallingIdentity(callingId); 6274 } 6275 } 6276 6277 /** 6278 * Filter out activities with systemUserOnly flag set, when current user is not System. 6279 * 6280 * @return filtered list 6281 */ 6282 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6283 if (userId == UserHandle.USER_SYSTEM) { 6284 return resolveInfos; 6285 } 6286 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6287 ResolveInfo info = resolveInfos.get(i); 6288 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6289 resolveInfos.remove(i); 6290 } 6291 } 6292 return resolveInfos; 6293 } 6294 6295 /** 6296 * Filters out ephemeral activities. 6297 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6298 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6299 * 6300 * @param resolveInfos The pre-filtered list of resolved activities 6301 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6302 * is performed. 6303 * @return A filtered list of resolved activities. 6304 */ 6305 private List<ResolveInfo> filterForEphemeral(List<ResolveInfo> resolveInfos, 6306 String ephemeralPkgName) { 6307 if (ephemeralPkgName == null) { 6308 return resolveInfos; 6309 } 6310 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6311 ResolveInfo info = resolveInfos.get(i); 6312 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6313 // allow activities that are defined in the provided package 6314 if (isEphemeralApp && ephemeralPkgName.equals(info.activityInfo.packageName)) { 6315 continue; 6316 } 6317 // allow activities that have been explicitly exposed to ephemeral apps 6318 if (!isEphemeralApp 6319 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_EPHEMERAL) != 0)) { 6320 continue; 6321 } 6322 resolveInfos.remove(i); 6323 } 6324 return resolveInfos; 6325 } 6326 6327 /** 6328 * @param resolveInfos list of resolve infos in descending priority order 6329 * @return if the list contains a resolve info with non-negative priority 6330 */ 6331 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6332 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6333 } 6334 6335 private static boolean hasWebURI(Intent intent) { 6336 if (intent.getData() == null) { 6337 return false; 6338 } 6339 final String scheme = intent.getScheme(); 6340 if (TextUtils.isEmpty(scheme)) { 6341 return false; 6342 } 6343 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6344 } 6345 6346 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6347 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6348 int userId) { 6349 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6350 6351 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6352 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6353 candidates.size()); 6354 } 6355 6356 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6357 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6358 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6359 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6360 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6361 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6362 6363 synchronized (mPackages) { 6364 final int count = candidates.size(); 6365 // First, try to use linked apps. Partition the candidates into four lists: 6366 // one for the final results, one for the "do not use ever", one for "undefined status" 6367 // and finally one for "browser app type". 6368 for (int n=0; n<count; n++) { 6369 ResolveInfo info = candidates.get(n); 6370 String packageName = info.activityInfo.packageName; 6371 PackageSetting ps = mSettings.mPackages.get(packageName); 6372 if (ps != null) { 6373 // Add to the special match all list (Browser use case) 6374 if (info.handleAllWebDataURI) { 6375 matchAllList.add(info); 6376 continue; 6377 } 6378 // Try to get the status from User settings first 6379 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6380 int status = (int)(packedStatus >> 32); 6381 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6382 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6383 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6384 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6385 + " : linkgen=" + linkGeneration); 6386 } 6387 // Use link-enabled generation as preferredOrder, i.e. 6388 // prefer newly-enabled over earlier-enabled. 6389 info.preferredOrder = linkGeneration; 6390 alwaysList.add(info); 6391 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6392 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6393 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6394 } 6395 neverList.add(info); 6396 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6397 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6398 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6399 } 6400 alwaysAskList.add(info); 6401 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6402 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6403 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6404 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6405 } 6406 undefinedList.add(info); 6407 } 6408 } 6409 } 6410 6411 // We'll want to include browser possibilities in a few cases 6412 boolean includeBrowser = false; 6413 6414 // First try to add the "always" resolution(s) for the current user, if any 6415 if (alwaysList.size() > 0) { 6416 result.addAll(alwaysList); 6417 } else { 6418 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6419 result.addAll(undefinedList); 6420 // Maybe add one for the other profile. 6421 if (xpDomainInfo != null && ( 6422 xpDomainInfo.bestDomainVerificationStatus 6423 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6424 result.add(xpDomainInfo.resolveInfo); 6425 } 6426 includeBrowser = true; 6427 } 6428 6429 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6430 // If there were 'always' entries their preferred order has been set, so we also 6431 // back that off to make the alternatives equivalent 6432 if (alwaysAskList.size() > 0) { 6433 for (ResolveInfo i : result) { 6434 i.preferredOrder = 0; 6435 } 6436 result.addAll(alwaysAskList); 6437 includeBrowser = true; 6438 } 6439 6440 if (includeBrowser) { 6441 // Also add browsers (all of them or only the default one) 6442 if (DEBUG_DOMAIN_VERIFICATION) { 6443 Slog.v(TAG, " ...including browsers in candidate set"); 6444 } 6445 if ((matchFlags & MATCH_ALL) != 0) { 6446 result.addAll(matchAllList); 6447 } else { 6448 // Browser/generic handling case. If there's a default browser, go straight 6449 // to that (but only if there is no other higher-priority match). 6450 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6451 int maxMatchPrio = 0; 6452 ResolveInfo defaultBrowserMatch = null; 6453 final int numCandidates = matchAllList.size(); 6454 for (int n = 0; n < numCandidates; n++) { 6455 ResolveInfo info = matchAllList.get(n); 6456 // track the highest overall match priority... 6457 if (info.priority > maxMatchPrio) { 6458 maxMatchPrio = info.priority; 6459 } 6460 // ...and the highest-priority default browser match 6461 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6462 if (defaultBrowserMatch == null 6463 || (defaultBrowserMatch.priority < info.priority)) { 6464 if (debug) { 6465 Slog.v(TAG, "Considering default browser match " + info); 6466 } 6467 defaultBrowserMatch = info; 6468 } 6469 } 6470 } 6471 if (defaultBrowserMatch != null 6472 && defaultBrowserMatch.priority >= maxMatchPrio 6473 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6474 { 6475 if (debug) { 6476 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6477 } 6478 result.add(defaultBrowserMatch); 6479 } else { 6480 result.addAll(matchAllList); 6481 } 6482 } 6483 6484 // If there is nothing selected, add all candidates and remove the ones that the user 6485 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6486 if (result.size() == 0) { 6487 result.addAll(candidates); 6488 result.removeAll(neverList); 6489 } 6490 } 6491 } 6492 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6493 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6494 result.size()); 6495 for (ResolveInfo info : result) { 6496 Slog.v(TAG, " + " + info.activityInfo); 6497 } 6498 } 6499 return result; 6500 } 6501 6502 // Returns a packed value as a long: 6503 // 6504 // high 'int'-sized word: link status: undefined/ask/never/always. 6505 // low 'int'-sized word: relative priority among 'always' results. 6506 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6507 long result = ps.getDomainVerificationStatusForUser(userId); 6508 // if none available, get the master status 6509 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6510 if (ps.getIntentFilterVerificationInfo() != null) { 6511 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6512 } 6513 } 6514 return result; 6515 } 6516 6517 private ResolveInfo querySkipCurrentProfileIntents( 6518 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6519 int flags, int sourceUserId) { 6520 if (matchingFilters != null) { 6521 int size = matchingFilters.size(); 6522 for (int i = 0; i < size; i ++) { 6523 CrossProfileIntentFilter filter = matchingFilters.get(i); 6524 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6525 // Checking if there are activities in the target user that can handle the 6526 // intent. 6527 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6528 resolvedType, flags, sourceUserId); 6529 if (resolveInfo != null) { 6530 return resolveInfo; 6531 } 6532 } 6533 } 6534 } 6535 return null; 6536 } 6537 6538 // Return matching ResolveInfo in target user if any. 6539 private ResolveInfo queryCrossProfileIntents( 6540 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6541 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6542 if (matchingFilters != null) { 6543 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6544 // match the same intent. For performance reasons, it is better not to 6545 // run queryIntent twice for the same userId 6546 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6547 int size = matchingFilters.size(); 6548 for (int i = 0; i < size; i++) { 6549 CrossProfileIntentFilter filter = matchingFilters.get(i); 6550 int targetUserId = filter.getTargetUserId(); 6551 boolean skipCurrentProfile = 6552 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6553 boolean skipCurrentProfileIfNoMatchFound = 6554 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6555 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6556 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6557 // Checking if there are activities in the target user that can handle the 6558 // intent. 6559 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6560 resolvedType, flags, sourceUserId); 6561 if (resolveInfo != null) return resolveInfo; 6562 alreadyTriedUserIds.put(targetUserId, true); 6563 } 6564 } 6565 } 6566 return null; 6567 } 6568 6569 /** 6570 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6571 * will forward the intent to the filter's target user. 6572 * Otherwise, returns null. 6573 */ 6574 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6575 String resolvedType, int flags, int sourceUserId) { 6576 int targetUserId = filter.getTargetUserId(); 6577 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6578 resolvedType, flags, targetUserId); 6579 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6580 // If all the matches in the target profile are suspended, return null. 6581 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6582 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6583 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6584 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6585 targetUserId); 6586 } 6587 } 6588 } 6589 return null; 6590 } 6591 6592 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6593 int sourceUserId, int targetUserId) { 6594 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6595 long ident = Binder.clearCallingIdentity(); 6596 boolean targetIsProfile; 6597 try { 6598 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6599 } finally { 6600 Binder.restoreCallingIdentity(ident); 6601 } 6602 String className; 6603 if (targetIsProfile) { 6604 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6605 } else { 6606 className = FORWARD_INTENT_TO_PARENT; 6607 } 6608 ComponentName forwardingActivityComponentName = new ComponentName( 6609 mAndroidApplication.packageName, className); 6610 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6611 sourceUserId); 6612 if (!targetIsProfile) { 6613 forwardingActivityInfo.showUserIcon = targetUserId; 6614 forwardingResolveInfo.noResourceId = true; 6615 } 6616 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6617 forwardingResolveInfo.priority = 0; 6618 forwardingResolveInfo.preferredOrder = 0; 6619 forwardingResolveInfo.match = 0; 6620 forwardingResolveInfo.isDefault = true; 6621 forwardingResolveInfo.filter = filter; 6622 forwardingResolveInfo.targetUserId = targetUserId; 6623 return forwardingResolveInfo; 6624 } 6625 6626 @Override 6627 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6628 Intent[] specifics, String[] specificTypes, Intent intent, 6629 String resolvedType, int flags, int userId) { 6630 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6631 specificTypes, intent, resolvedType, flags, userId)); 6632 } 6633 6634 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6635 Intent[] specifics, String[] specificTypes, Intent intent, 6636 String resolvedType, int flags, int userId) { 6637 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6638 flags = updateFlagsForResolve(flags, userId, intent); 6639 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6640 false /* requireFullPermission */, false /* checkShell */, 6641 "query intent activity options"); 6642 final String resultsAction = intent.getAction(); 6643 6644 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6645 | PackageManager.GET_RESOLVED_FILTER, userId); 6646 6647 if (DEBUG_INTENT_MATCHING) { 6648 Log.v(TAG, "Query " + intent + ": " + results); 6649 } 6650 6651 int specificsPos = 0; 6652 int N; 6653 6654 // todo: note that the algorithm used here is O(N^2). This 6655 // isn't a problem in our current environment, but if we start running 6656 // into situations where we have more than 5 or 10 matches then this 6657 // should probably be changed to something smarter... 6658 6659 // First we go through and resolve each of the specific items 6660 // that were supplied, taking care of removing any corresponding 6661 // duplicate items in the generic resolve list. 6662 if (specifics != null) { 6663 for (int i=0; i<specifics.length; i++) { 6664 final Intent sintent = specifics[i]; 6665 if (sintent == null) { 6666 continue; 6667 } 6668 6669 if (DEBUG_INTENT_MATCHING) { 6670 Log.v(TAG, "Specific #" + i + ": " + sintent); 6671 } 6672 6673 String action = sintent.getAction(); 6674 if (resultsAction != null && resultsAction.equals(action)) { 6675 // If this action was explicitly requested, then don't 6676 // remove things that have it. 6677 action = null; 6678 } 6679 6680 ResolveInfo ri = null; 6681 ActivityInfo ai = null; 6682 6683 ComponentName comp = sintent.getComponent(); 6684 if (comp == null) { 6685 ri = resolveIntent( 6686 sintent, 6687 specificTypes != null ? specificTypes[i] : null, 6688 flags, userId); 6689 if (ri == null) { 6690 continue; 6691 } 6692 if (ri == mResolveInfo) { 6693 // ACK! Must do something better with this. 6694 } 6695 ai = ri.activityInfo; 6696 comp = new ComponentName(ai.applicationInfo.packageName, 6697 ai.name); 6698 } else { 6699 ai = getActivityInfo(comp, flags, userId); 6700 if (ai == null) { 6701 continue; 6702 } 6703 } 6704 6705 // Look for any generic query activities that are duplicates 6706 // of this specific one, and remove them from the results. 6707 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 6708 N = results.size(); 6709 int j; 6710 for (j=specificsPos; j<N; j++) { 6711 ResolveInfo sri = results.get(j); 6712 if ((sri.activityInfo.name.equals(comp.getClassName()) 6713 && sri.activityInfo.applicationInfo.packageName.equals( 6714 comp.getPackageName())) 6715 || (action != null && sri.filter.matchAction(action))) { 6716 results.remove(j); 6717 if (DEBUG_INTENT_MATCHING) Log.v( 6718 TAG, "Removing duplicate item from " + j 6719 + " due to specific " + specificsPos); 6720 if (ri == null) { 6721 ri = sri; 6722 } 6723 j--; 6724 N--; 6725 } 6726 } 6727 6728 // Add this specific item to its proper place. 6729 if (ri == null) { 6730 ri = new ResolveInfo(); 6731 ri.activityInfo = ai; 6732 } 6733 results.add(specificsPos, ri); 6734 ri.specificIndex = i; 6735 specificsPos++; 6736 } 6737 } 6738 6739 // Now we go through the remaining generic results and remove any 6740 // duplicate actions that are found here. 6741 N = results.size(); 6742 for (int i=specificsPos; i<N-1; i++) { 6743 final ResolveInfo rii = results.get(i); 6744 if (rii.filter == null) { 6745 continue; 6746 } 6747 6748 // Iterate over all of the actions of this result's intent 6749 // filter... typically this should be just one. 6750 final Iterator<String> it = rii.filter.actionsIterator(); 6751 if (it == null) { 6752 continue; 6753 } 6754 while (it.hasNext()) { 6755 final String action = it.next(); 6756 if (resultsAction != null && resultsAction.equals(action)) { 6757 // If this action was explicitly requested, then don't 6758 // remove things that have it. 6759 continue; 6760 } 6761 for (int j=i+1; j<N; j++) { 6762 final ResolveInfo rij = results.get(j); 6763 if (rij.filter != null && rij.filter.hasAction(action)) { 6764 results.remove(j); 6765 if (DEBUG_INTENT_MATCHING) Log.v( 6766 TAG, "Removing duplicate item from " + j 6767 + " due to action " + action + " at " + i); 6768 j--; 6769 N--; 6770 } 6771 } 6772 } 6773 6774 // If the caller didn't request filter information, drop it now 6775 // so we don't have to marshall/unmarshall it. 6776 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6777 rii.filter = null; 6778 } 6779 } 6780 6781 // Filter out the caller activity if so requested. 6782 if (caller != null) { 6783 N = results.size(); 6784 for (int i=0; i<N; i++) { 6785 ActivityInfo ainfo = results.get(i).activityInfo; 6786 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 6787 && caller.getClassName().equals(ainfo.name)) { 6788 results.remove(i); 6789 break; 6790 } 6791 } 6792 } 6793 6794 // If the caller didn't request filter information, 6795 // drop them now so we don't have to 6796 // marshall/unmarshall it. 6797 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6798 N = results.size(); 6799 for (int i=0; i<N; i++) { 6800 results.get(i).filter = null; 6801 } 6802 } 6803 6804 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6805 return results; 6806 } 6807 6808 @Override 6809 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6810 String resolvedType, int flags, int userId) { 6811 return new ParceledListSlice<>( 6812 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6813 } 6814 6815 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6816 String resolvedType, int flags, int userId) { 6817 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6818 flags = updateFlagsForResolve(flags, userId, intent); 6819 ComponentName comp = intent.getComponent(); 6820 if (comp == null) { 6821 if (intent.getSelector() != null) { 6822 intent = intent.getSelector(); 6823 comp = intent.getComponent(); 6824 } 6825 } 6826 if (comp != null) { 6827 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6828 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6829 if (ai != null) { 6830 ResolveInfo ri = new ResolveInfo(); 6831 ri.activityInfo = ai; 6832 list.add(ri); 6833 } 6834 return list; 6835 } 6836 6837 // reader 6838 synchronized (mPackages) { 6839 String pkgName = intent.getPackage(); 6840 if (pkgName == null) { 6841 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6842 } 6843 final PackageParser.Package pkg = mPackages.get(pkgName); 6844 if (pkg != null) { 6845 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6846 userId); 6847 } 6848 return Collections.emptyList(); 6849 } 6850 } 6851 6852 @Override 6853 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6854 if (!sUserManager.exists(userId)) return null; 6855 flags = updateFlagsForResolve(flags, userId, intent); 6856 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6857 if (query != null) { 6858 if (query.size() >= 1) { 6859 // If there is more than one service with the same priority, 6860 // just arbitrarily pick the first one. 6861 return query.get(0); 6862 } 6863 } 6864 return null; 6865 } 6866 6867 @Override 6868 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6869 String resolvedType, int flags, int userId) { 6870 return new ParceledListSlice<>( 6871 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6872 } 6873 6874 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6875 String resolvedType, int flags, int userId) { 6876 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6877 flags = updateFlagsForResolve(flags, userId, intent); 6878 ComponentName comp = intent.getComponent(); 6879 if (comp == null) { 6880 if (intent.getSelector() != null) { 6881 intent = intent.getSelector(); 6882 comp = intent.getComponent(); 6883 } 6884 } 6885 if (comp != null) { 6886 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6887 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6888 if (si != null) { 6889 final ResolveInfo ri = new ResolveInfo(); 6890 ri.serviceInfo = si; 6891 list.add(ri); 6892 } 6893 return list; 6894 } 6895 6896 // reader 6897 synchronized (mPackages) { 6898 String pkgName = intent.getPackage(); 6899 if (pkgName == null) { 6900 return mServices.queryIntent(intent, resolvedType, flags, userId); 6901 } 6902 final PackageParser.Package pkg = mPackages.get(pkgName); 6903 if (pkg != null) { 6904 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6905 userId); 6906 } 6907 return Collections.emptyList(); 6908 } 6909 } 6910 6911 @Override 6912 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6913 String resolvedType, int flags, int userId) { 6914 return new ParceledListSlice<>( 6915 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6916 } 6917 6918 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6919 Intent intent, String resolvedType, int flags, int userId) { 6920 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6921 flags = updateFlagsForResolve(flags, userId, intent); 6922 ComponentName comp = intent.getComponent(); 6923 if (comp == null) { 6924 if (intent.getSelector() != null) { 6925 intent = intent.getSelector(); 6926 comp = intent.getComponent(); 6927 } 6928 } 6929 if (comp != null) { 6930 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6931 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6932 if (pi != null) { 6933 final ResolveInfo ri = new ResolveInfo(); 6934 ri.providerInfo = pi; 6935 list.add(ri); 6936 } 6937 return list; 6938 } 6939 6940 // reader 6941 synchronized (mPackages) { 6942 String pkgName = intent.getPackage(); 6943 if (pkgName == null) { 6944 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6945 } 6946 final PackageParser.Package pkg = mPackages.get(pkgName); 6947 if (pkg != null) { 6948 return mProviders.queryIntentForPackage( 6949 intent, resolvedType, flags, pkg.providers, userId); 6950 } 6951 return Collections.emptyList(); 6952 } 6953 } 6954 6955 @Override 6956 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6957 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6958 flags = updateFlagsForPackage(flags, userId, null); 6959 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 6960 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6961 true /* requireFullPermission */, false /* checkShell */, 6962 "get installed packages"); 6963 6964 // writer 6965 synchronized (mPackages) { 6966 ArrayList<PackageInfo> list; 6967 if (listUninstalled) { 6968 list = new ArrayList<>(mSettings.mPackages.size()); 6969 for (PackageSetting ps : mSettings.mPackages.values()) { 6970 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 6971 continue; 6972 } 6973 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 6974 if (pi != null) { 6975 list.add(pi); 6976 } 6977 } 6978 } else { 6979 list = new ArrayList<>(mPackages.size()); 6980 for (PackageParser.Package p : mPackages.values()) { 6981 if (filterSharedLibPackageLPr((PackageSetting) p.mExtras, 6982 Binder.getCallingUid(), userId)) { 6983 continue; 6984 } 6985 final PackageInfo pi = generatePackageInfo((PackageSetting) 6986 p.mExtras, flags, userId); 6987 if (pi != null) { 6988 list.add(pi); 6989 } 6990 } 6991 } 6992 6993 return new ParceledListSlice<>(list); 6994 } 6995 } 6996 6997 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6998 String[] permissions, boolean[] tmp, int flags, int userId) { 6999 int numMatch = 0; 7000 final PermissionsState permissionsState = ps.getPermissionsState(); 7001 for (int i=0; i<permissions.length; i++) { 7002 final String permission = permissions[i]; 7003 if (permissionsState.hasPermission(permission, userId)) { 7004 tmp[i] = true; 7005 numMatch++; 7006 } else { 7007 tmp[i] = false; 7008 } 7009 } 7010 if (numMatch == 0) { 7011 return; 7012 } 7013 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7014 7015 // The above might return null in cases of uninstalled apps or install-state 7016 // skew across users/profiles. 7017 if (pi != null) { 7018 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7019 if (numMatch == permissions.length) { 7020 pi.requestedPermissions = permissions; 7021 } else { 7022 pi.requestedPermissions = new String[numMatch]; 7023 numMatch = 0; 7024 for (int i=0; i<permissions.length; i++) { 7025 if (tmp[i]) { 7026 pi.requestedPermissions[numMatch] = permissions[i]; 7027 numMatch++; 7028 } 7029 } 7030 } 7031 } 7032 list.add(pi); 7033 } 7034 } 7035 7036 @Override 7037 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7038 String[] permissions, int flags, int userId) { 7039 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7040 flags = updateFlagsForPackage(flags, userId, permissions); 7041 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7042 true /* requireFullPermission */, false /* checkShell */, 7043 "get packages holding permissions"); 7044 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7045 7046 // writer 7047 synchronized (mPackages) { 7048 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7049 boolean[] tmpBools = new boolean[permissions.length]; 7050 if (listUninstalled) { 7051 for (PackageSetting ps : mSettings.mPackages.values()) { 7052 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7053 userId); 7054 } 7055 } else { 7056 for (PackageParser.Package pkg : mPackages.values()) { 7057 PackageSetting ps = (PackageSetting)pkg.mExtras; 7058 if (ps != null) { 7059 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7060 userId); 7061 } 7062 } 7063 } 7064 7065 return new ParceledListSlice<PackageInfo>(list); 7066 } 7067 } 7068 7069 @Override 7070 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7071 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7072 flags = updateFlagsForApplication(flags, userId, null); 7073 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7074 7075 // writer 7076 synchronized (mPackages) { 7077 ArrayList<ApplicationInfo> list; 7078 if (listUninstalled) { 7079 list = new ArrayList<>(mSettings.mPackages.size()); 7080 for (PackageSetting ps : mSettings.mPackages.values()) { 7081 ApplicationInfo ai; 7082 int effectiveFlags = flags; 7083 if (ps.isSystem()) { 7084 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7085 } 7086 if (ps.pkg != null) { 7087 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7088 continue; 7089 } 7090 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7091 ps.readUserState(userId), userId); 7092 if (ai != null) { 7093 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7094 } 7095 } else { 7096 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7097 // and already converts to externally visible package name 7098 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7099 Binder.getCallingUid(), effectiveFlags, userId); 7100 } 7101 if (ai != null) { 7102 list.add(ai); 7103 } 7104 } 7105 } else { 7106 list = new ArrayList<>(mPackages.size()); 7107 for (PackageParser.Package p : mPackages.values()) { 7108 if (p.mExtras != null) { 7109 PackageSetting ps = (PackageSetting) p.mExtras; 7110 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId)) { 7111 continue; 7112 } 7113 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7114 ps.readUserState(userId), userId); 7115 if (ai != null) { 7116 ai.packageName = resolveExternalPackageNameLPr(p); 7117 list.add(ai); 7118 } 7119 } 7120 } 7121 } 7122 7123 return new ParceledListSlice<>(list); 7124 } 7125 } 7126 7127 @Override 7128 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7129 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7130 return null; 7131 } 7132 7133 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7134 "getEphemeralApplications"); 7135 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7136 true /* requireFullPermission */, false /* checkShell */, 7137 "getEphemeralApplications"); 7138 synchronized (mPackages) { 7139 List<InstantAppInfo> instantApps = mInstantAppRegistry 7140 .getInstantAppsLPr(userId); 7141 if (instantApps != null) { 7142 return new ParceledListSlice<>(instantApps); 7143 } 7144 } 7145 return null; 7146 } 7147 7148 @Override 7149 public boolean isInstantApp(String packageName, int userId) { 7150 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7151 true /* requireFullPermission */, false /* checkShell */, 7152 "isInstantApp"); 7153 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7154 return false; 7155 } 7156 7157 if (!isCallerSameApp(packageName)) { 7158 return false; 7159 } 7160 synchronized (mPackages) { 7161 final PackageSetting ps = mSettings.mPackages.get(packageName); 7162 if (ps != null) { 7163 return ps.getInstantApp(userId); 7164 } 7165 } 7166 return false; 7167 } 7168 7169 @Override 7170 public byte[] getInstantAppCookie(String packageName, int userId) { 7171 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7172 return null; 7173 } 7174 7175 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7176 true /* requireFullPermission */, false /* checkShell */, 7177 "getInstantAppCookie"); 7178 if (!isCallerSameApp(packageName)) { 7179 return null; 7180 } 7181 synchronized (mPackages) { 7182 return mInstantAppRegistry.getInstantAppCookieLPw( 7183 packageName, userId); 7184 } 7185 } 7186 7187 @Override 7188 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7189 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7190 return true; 7191 } 7192 7193 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7194 true /* requireFullPermission */, true /* checkShell */, 7195 "setInstantAppCookie"); 7196 if (!isCallerSameApp(packageName)) { 7197 return false; 7198 } 7199 synchronized (mPackages) { 7200 return mInstantAppRegistry.setInstantAppCookieLPw( 7201 packageName, cookie, userId); 7202 } 7203 } 7204 7205 @Override 7206 public Bitmap getInstantAppIcon(String packageName, int userId) { 7207 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7208 return null; 7209 } 7210 7211 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7212 "getInstantAppIcon"); 7213 7214 enforceCrossUserPermission(Binder.getCallingUid(), userId, 7215 true /* requireFullPermission */, false /* checkShell */, 7216 "getInstantAppIcon"); 7217 7218 synchronized (mPackages) { 7219 return mInstantAppRegistry.getInstantAppIconLPw( 7220 packageName, userId); 7221 } 7222 } 7223 7224 private boolean isCallerSameApp(String packageName) { 7225 PackageParser.Package pkg = mPackages.get(packageName); 7226 return pkg != null 7227 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 7228 } 7229 7230 @Override 7231 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7232 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7233 } 7234 7235 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7236 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7237 7238 // reader 7239 synchronized (mPackages) { 7240 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7241 final int userId = UserHandle.getCallingUserId(); 7242 while (i.hasNext()) { 7243 final PackageParser.Package p = i.next(); 7244 if (p.applicationInfo == null) continue; 7245 7246 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7247 && !p.applicationInfo.isDirectBootAware(); 7248 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7249 && p.applicationInfo.isDirectBootAware(); 7250 7251 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7252 && (!mSafeMode || isSystemApp(p)) 7253 && (matchesUnaware || matchesAware)) { 7254 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7255 if (ps != null) { 7256 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7257 ps.readUserState(userId), userId); 7258 if (ai != null) { 7259 finalList.add(ai); 7260 } 7261 } 7262 } 7263 } 7264 } 7265 7266 return finalList; 7267 } 7268 7269 @Override 7270 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7271 if (!sUserManager.exists(userId)) return null; 7272 flags = updateFlagsForComponent(flags, userId, name); 7273 // reader 7274 synchronized (mPackages) { 7275 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7276 PackageSetting ps = provider != null 7277 ? mSettings.mPackages.get(provider.owner.packageName) 7278 : null; 7279 return ps != null 7280 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 7281 ? PackageParser.generateProviderInfo(provider, flags, 7282 ps.readUserState(userId), userId) 7283 : null; 7284 } 7285 } 7286 7287 /** 7288 * @deprecated 7289 */ 7290 @Deprecated 7291 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7292 // reader 7293 synchronized (mPackages) { 7294 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7295 .entrySet().iterator(); 7296 final int userId = UserHandle.getCallingUserId(); 7297 while (i.hasNext()) { 7298 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7299 PackageParser.Provider p = entry.getValue(); 7300 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7301 7302 if (ps != null && p.syncable 7303 && (!mSafeMode || (p.info.applicationInfo.flags 7304 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7305 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7306 ps.readUserState(userId), userId); 7307 if (info != null) { 7308 outNames.add(entry.getKey()); 7309 outInfo.add(info); 7310 } 7311 } 7312 } 7313 } 7314 } 7315 7316 @Override 7317 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7318 int uid, int flags) { 7319 final int userId = processName != null ? UserHandle.getUserId(uid) 7320 : UserHandle.getCallingUserId(); 7321 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7322 flags = updateFlagsForComponent(flags, userId, processName); 7323 7324 ArrayList<ProviderInfo> finalList = null; 7325 // reader 7326 synchronized (mPackages) { 7327 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7328 while (i.hasNext()) { 7329 final PackageParser.Provider p = i.next(); 7330 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7331 if (ps != null && p.info.authority != null 7332 && (processName == null 7333 || (p.info.processName.equals(processName) 7334 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7335 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7336 if (finalList == null) { 7337 finalList = new ArrayList<ProviderInfo>(3); 7338 } 7339 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7340 ps.readUserState(userId), userId); 7341 if (info != null) { 7342 finalList.add(info); 7343 } 7344 } 7345 } 7346 } 7347 7348 if (finalList != null) { 7349 Collections.sort(finalList, mProviderInitOrderSorter); 7350 return new ParceledListSlice<ProviderInfo>(finalList); 7351 } 7352 7353 return ParceledListSlice.emptyList(); 7354 } 7355 7356 @Override 7357 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 7358 // reader 7359 synchronized (mPackages) { 7360 final PackageParser.Instrumentation i = mInstrumentation.get(name); 7361 return PackageParser.generateInstrumentationInfo(i, flags); 7362 } 7363 } 7364 7365 @Override 7366 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 7367 String targetPackage, int flags) { 7368 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 7369 } 7370 7371 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 7372 int flags) { 7373 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 7374 7375 // reader 7376 synchronized (mPackages) { 7377 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 7378 while (i.hasNext()) { 7379 final PackageParser.Instrumentation p = i.next(); 7380 if (targetPackage == null 7381 || targetPackage.equals(p.info.targetPackage)) { 7382 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 7383 flags); 7384 if (ii != null) { 7385 finalList.add(ii); 7386 } 7387 } 7388 } 7389 } 7390 7391 return finalList; 7392 } 7393 7394 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 7395 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 7396 if (overlays == null) { 7397 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 7398 return; 7399 } 7400 for (PackageParser.Package opkg : overlays.values()) { 7401 // Not much to do if idmap fails: we already logged the error 7402 // and we certainly don't want to abort installation of pkg simply 7403 // because an overlay didn't fit properly. For these reasons, 7404 // ignore the return value of createIdmapForPackagePairLI. 7405 createIdmapForPackagePairLI(pkg, opkg); 7406 } 7407 } 7408 7409 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 7410 PackageParser.Package opkg) { 7411 if (!opkg.mTrustedOverlay) { 7412 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 7413 opkg.baseCodePath + ": overlay not trusted"); 7414 return false; 7415 } 7416 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 7417 if (overlaySet == null) { 7418 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 7419 opkg.baseCodePath + " but target package has no known overlays"); 7420 return false; 7421 } 7422 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7423 // TODO: generate idmap for split APKs 7424 try { 7425 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 7426 } catch (InstallerException e) { 7427 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 7428 + opkg.baseCodePath); 7429 return false; 7430 } 7431 PackageParser.Package[] overlayArray = 7432 overlaySet.values().toArray(new PackageParser.Package[0]); 7433 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 7434 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 7435 return p1.mOverlayPriority - p2.mOverlayPriority; 7436 } 7437 }; 7438 Arrays.sort(overlayArray, cmp); 7439 7440 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 7441 int i = 0; 7442 for (PackageParser.Package p : overlayArray) { 7443 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 7444 } 7445 return true; 7446 } 7447 7448 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 7449 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 7450 try { 7451 scanDirLI(dir, parseFlags, scanFlags, currentTime); 7452 } finally { 7453 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7454 } 7455 } 7456 7457 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 7458 final File[] files = dir.listFiles(); 7459 if (ArrayUtils.isEmpty(files)) { 7460 Log.d(TAG, "No files in app dir " + dir); 7461 return; 7462 } 7463 7464 if (DEBUG_PACKAGE_SCANNING) { 7465 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 7466 + " flags=0x" + Integer.toHexString(parseFlags)); 7467 } 7468 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 7469 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir); 7470 7471 // Submit files for parsing in parallel 7472 int fileCount = 0; 7473 for (File file : files) { 7474 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 7475 && !PackageInstallerService.isStageName(file.getName()); 7476 if (!isPackage) { 7477 // Ignore entries which are not packages 7478 continue; 7479 } 7480 parallelPackageParser.submit(file, parseFlags); 7481 fileCount++; 7482 } 7483 7484 // Process results one by one 7485 for (; fileCount > 0; fileCount--) { 7486 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 7487 Throwable throwable = parseResult.throwable; 7488 int errorCode = PackageManager.INSTALL_SUCCEEDED; 7489 7490 if (throwable == null) { 7491 // Static shared libraries have synthetic package names 7492 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 7493 renameStaticSharedLibraryPackage(parseResult.pkg); 7494 } 7495 try { 7496 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 7497 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 7498 currentTime, null); 7499 } 7500 } catch (PackageManagerException e) { 7501 errorCode = e.error; 7502 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 7503 } 7504 } else if (throwable instanceof PackageParser.PackageParserException) { 7505 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 7506 throwable; 7507 errorCode = e.error; 7508 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 7509 } else { 7510 throw new IllegalStateException("Unexpected exception occurred while parsing " 7511 + parseResult.scanFile, throwable); 7512 } 7513 7514 // Delete invalid userdata apps 7515 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 7516 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 7517 logCriticalInfo(Log.WARN, 7518 "Deleting invalid package at " + parseResult.scanFile); 7519 removeCodePathLI(parseResult.scanFile); 7520 } 7521 } 7522 parallelPackageParser.close(); 7523 } 7524 7525 private static File getSettingsProblemFile() { 7526 File dataDir = Environment.getDataDirectory(); 7527 File systemDir = new File(dataDir, "system"); 7528 File fname = new File(systemDir, "uiderrors.txt"); 7529 return fname; 7530 } 7531 7532 static void reportSettingsProblem(int priority, String msg) { 7533 logCriticalInfo(priority, msg); 7534 } 7535 7536 static void logCriticalInfo(int priority, String msg) { 7537 Slog.println(priority, TAG, msg); 7538 EventLogTags.writePmCriticalInfo(msg); 7539 try { 7540 File fname = getSettingsProblemFile(); 7541 FileOutputStream out = new FileOutputStream(fname, true); 7542 PrintWriter pw = new FastPrintWriter(out); 7543 SimpleDateFormat formatter = new SimpleDateFormat(); 7544 String dateString = formatter.format(new Date(System.currentTimeMillis())); 7545 pw.println(dateString + ": " + msg); 7546 pw.close(); 7547 FileUtils.setPermissions( 7548 fname.toString(), 7549 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 7550 -1, -1); 7551 } catch (java.io.IOException e) { 7552 } 7553 } 7554 7555 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 7556 if (srcFile.isDirectory()) { 7557 final File baseFile = new File(pkg.baseCodePath); 7558 long maxModifiedTime = baseFile.lastModified(); 7559 if (pkg.splitCodePaths != null) { 7560 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 7561 final File splitFile = new File(pkg.splitCodePaths[i]); 7562 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 7563 } 7564 } 7565 return maxModifiedTime; 7566 } 7567 return srcFile.lastModified(); 7568 } 7569 7570 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 7571 final int policyFlags) throws PackageManagerException { 7572 // When upgrading from pre-N MR1, verify the package time stamp using the package 7573 // directory and not the APK file. 7574 final long lastModifiedTime = mIsPreNMR1Upgrade 7575 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 7576 if (ps != null 7577 && ps.codePath.equals(srcFile) 7578 && ps.timeStamp == lastModifiedTime 7579 && !isCompatSignatureUpdateNeeded(pkg) 7580 && !isRecoverSignatureUpdateNeeded(pkg)) { 7581 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 7582 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7583 ArraySet<PublicKey> signingKs; 7584 synchronized (mPackages) { 7585 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 7586 } 7587 if (ps.signatures.mSignatures != null 7588 && ps.signatures.mSignatures.length != 0 7589 && signingKs != null) { 7590 // Optimization: reuse the existing cached certificates 7591 // if the package appears to be unchanged. 7592 pkg.mSignatures = ps.signatures.mSignatures; 7593 pkg.mSigningKeys = signingKs; 7594 return; 7595 } 7596 7597 Slog.w(TAG, "PackageSetting for " + ps.name 7598 + " is missing signatures. Collecting certs again to recover them."); 7599 } else { 7600 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 7601 } 7602 7603 try { 7604 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 7605 PackageParser.collectCertificates(pkg, policyFlags); 7606 } catch (PackageParserException e) { 7607 throw PackageManagerException.from(e); 7608 } finally { 7609 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7610 } 7611 } 7612 7613 /** 7614 * Traces a package scan. 7615 * @see #scanPackageLI(File, int, int, long, UserHandle) 7616 */ 7617 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 7618 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7619 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 7620 try { 7621 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 7622 } finally { 7623 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7624 } 7625 } 7626 7627 /** 7628 * Scans a package and returns the newly parsed package. 7629 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 7630 */ 7631 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 7632 long currentTime, UserHandle user) throws PackageManagerException { 7633 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 7634 PackageParser pp = new PackageParser(); 7635 pp.setSeparateProcesses(mSeparateProcesses); 7636 pp.setOnlyCoreApps(mOnlyCore); 7637 pp.setDisplayMetrics(mMetrics); 7638 7639 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 7640 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 7641 } 7642 7643 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 7644 final PackageParser.Package pkg; 7645 try { 7646 pkg = pp.parsePackage(scanFile, parseFlags); 7647 } catch (PackageParserException e) { 7648 throw PackageManagerException.from(e); 7649 } finally { 7650 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7651 } 7652 7653 // Static shared libraries have synthetic package names 7654 if (pkg.applicationInfo.isStaticSharedLibrary()) { 7655 renameStaticSharedLibraryPackage(pkg); 7656 } 7657 7658 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 7659 } 7660 7661 /** 7662 * Scans a package and returns the newly parsed package. 7663 * @throws PackageManagerException on a parse error. 7664 */ 7665 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 7666 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7667 throws PackageManagerException { 7668 // If the package has children and this is the first dive in the function 7669 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 7670 // packages (parent and children) would be successfully scanned before the 7671 // actual scan since scanning mutates internal state and we want to atomically 7672 // install the package and its children. 7673 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7674 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7675 scanFlags |= SCAN_CHECK_ONLY; 7676 } 7677 } else { 7678 scanFlags &= ~SCAN_CHECK_ONLY; 7679 } 7680 7681 // Scan the parent 7682 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 7683 scanFlags, currentTime, user); 7684 7685 // Scan the children 7686 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7687 for (int i = 0; i < childCount; i++) { 7688 PackageParser.Package childPackage = pkg.childPackages.get(i); 7689 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 7690 currentTime, user); 7691 } 7692 7693 7694 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7695 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 7696 } 7697 7698 return scannedPkg; 7699 } 7700 7701 /** 7702 * Scans a package and returns the newly parsed package. 7703 * @throws PackageManagerException on a parse error. 7704 */ 7705 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 7706 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 7707 throws PackageManagerException { 7708 PackageSetting ps = null; 7709 PackageSetting updatedPkg; 7710 // reader 7711 synchronized (mPackages) { 7712 // Look to see if we already know about this package. 7713 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 7714 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 7715 // This package has been renamed to its original name. Let's 7716 // use that. 7717 ps = mSettings.getPackageLPr(oldName); 7718 } 7719 // If there was no original package, see one for the real package name. 7720 if (ps == null) { 7721 ps = mSettings.getPackageLPr(pkg.packageName); 7722 } 7723 // Check to see if this package could be hiding/updating a system 7724 // package. Must look for it either under the original or real 7725 // package name depending on our state. 7726 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 7727 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 7728 7729 // If this is a package we don't know about on the system partition, we 7730 // may need to remove disabled child packages on the system partition 7731 // or may need to not add child packages if the parent apk is updated 7732 // on the data partition and no longer defines this child package. 7733 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7734 // If this is a parent package for an updated system app and this system 7735 // app got an OTA update which no longer defines some of the child packages 7736 // we have to prune them from the disabled system packages. 7737 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 7738 if (disabledPs != null) { 7739 final int scannedChildCount = (pkg.childPackages != null) 7740 ? pkg.childPackages.size() : 0; 7741 final int disabledChildCount = disabledPs.childPackageNames != null 7742 ? disabledPs.childPackageNames.size() : 0; 7743 for (int i = 0; i < disabledChildCount; i++) { 7744 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 7745 boolean disabledPackageAvailable = false; 7746 for (int j = 0; j < scannedChildCount; j++) { 7747 PackageParser.Package childPkg = pkg.childPackages.get(j); 7748 if (childPkg.packageName.equals(disabledChildPackageName)) { 7749 disabledPackageAvailable = true; 7750 break; 7751 } 7752 } 7753 if (!disabledPackageAvailable) { 7754 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 7755 } 7756 } 7757 } 7758 } 7759 } 7760 7761 boolean updatedPkgBetter = false; 7762 // First check if this is a system package that may involve an update 7763 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 7764 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 7765 // it needs to drop FLAG_PRIVILEGED. 7766 if (locationIsPrivileged(scanFile)) { 7767 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7768 } else { 7769 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7770 } 7771 7772 if (ps != null && !ps.codePath.equals(scanFile)) { 7773 // The path has changed from what was last scanned... check the 7774 // version of the new path against what we have stored to determine 7775 // what to do. 7776 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 7777 if (pkg.mVersionCode <= ps.versionCode) { 7778 // The system package has been updated and the code path does not match 7779 // Ignore entry. Skip it. 7780 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 7781 + " ignored: updated version " + ps.versionCode 7782 + " better than this " + pkg.mVersionCode); 7783 if (!updatedPkg.codePath.equals(scanFile)) { 7784 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 7785 + ps.name + " changing from " + updatedPkg.codePathString 7786 + " to " + scanFile); 7787 updatedPkg.codePath = scanFile; 7788 updatedPkg.codePathString = scanFile.toString(); 7789 updatedPkg.resourcePath = scanFile; 7790 updatedPkg.resourcePathString = scanFile.toString(); 7791 } 7792 updatedPkg.pkg = pkg; 7793 updatedPkg.versionCode = pkg.mVersionCode; 7794 7795 // Update the disabled system child packages to point to the package too. 7796 final int childCount = updatedPkg.childPackageNames != null 7797 ? updatedPkg.childPackageNames.size() : 0; 7798 for (int i = 0; i < childCount; i++) { 7799 String childPackageName = updatedPkg.childPackageNames.get(i); 7800 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 7801 childPackageName); 7802 if (updatedChildPkg != null) { 7803 updatedChildPkg.pkg = pkg; 7804 updatedChildPkg.versionCode = pkg.mVersionCode; 7805 } 7806 } 7807 7808 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 7809 + scanFile + " ignored: updated version " + ps.versionCode 7810 + " better than this " + pkg.mVersionCode); 7811 } else { 7812 // The current app on the system partition is better than 7813 // what we have updated to on the data partition; switch 7814 // back to the system partition version. 7815 // At this point, its safely assumed that package installation for 7816 // apps in system partition will go through. If not there won't be a working 7817 // version of the app 7818 // writer 7819 synchronized (mPackages) { 7820 // Just remove the loaded entries from package lists. 7821 mPackages.remove(ps.name); 7822 } 7823 7824 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7825 + " reverting from " + ps.codePathString 7826 + ": new version " + pkg.mVersionCode 7827 + " better than installed " + ps.versionCode); 7828 7829 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7830 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7831 synchronized (mInstallLock) { 7832 args.cleanUpResourcesLI(); 7833 } 7834 synchronized (mPackages) { 7835 mSettings.enableSystemPackageLPw(ps.name); 7836 } 7837 updatedPkgBetter = true; 7838 } 7839 } 7840 } 7841 7842 if (updatedPkg != null) { 7843 // An updated system app will not have the PARSE_IS_SYSTEM flag set 7844 // initially 7845 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 7846 7847 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 7848 // flag set initially 7849 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 7850 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 7851 } 7852 } 7853 7854 // Verify certificates against what was last scanned 7855 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7856 7857 /* 7858 * A new system app appeared, but we already had a non-system one of the 7859 * same name installed earlier. 7860 */ 7861 boolean shouldHideSystemApp = false; 7862 if (updatedPkg == null && ps != null 7863 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7864 /* 7865 * Check to make sure the signatures match first. If they don't, 7866 * wipe the installed application and its data. 7867 */ 7868 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7869 != PackageManager.SIGNATURE_MATCH) { 7870 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7871 + " signatures don't match existing userdata copy; removing"); 7872 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7873 "scanPackageInternalLI")) { 7874 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7875 } 7876 ps = null; 7877 } else { 7878 /* 7879 * If the newly-added system app is an older version than the 7880 * already installed version, hide it. It will be scanned later 7881 * and re-added like an update. 7882 */ 7883 if (pkg.mVersionCode <= ps.versionCode) { 7884 shouldHideSystemApp = true; 7885 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7886 + " but new version " + pkg.mVersionCode + " better than installed " 7887 + ps.versionCode + "; hiding system"); 7888 } else { 7889 /* 7890 * The newly found system app is a newer version that the 7891 * one previously installed. Simply remove the 7892 * already-installed application and replace it with our own 7893 * while keeping the application data. 7894 */ 7895 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7896 + " reverting from " + ps.codePathString + ": new version " 7897 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7898 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7899 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7900 synchronized (mInstallLock) { 7901 args.cleanUpResourcesLI(); 7902 } 7903 } 7904 } 7905 } 7906 7907 // The apk is forward locked (not public) if its code and resources 7908 // are kept in different files. (except for app in either system or 7909 // vendor path). 7910 // TODO grab this value from PackageSettings 7911 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7912 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7913 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7914 } 7915 } 7916 7917 // TODO: extend to support forward-locked splits 7918 String resourcePath = null; 7919 String baseResourcePath = null; 7920 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7921 if (ps != null && ps.resourcePathString != null) { 7922 resourcePath = ps.resourcePathString; 7923 baseResourcePath = ps.resourcePathString; 7924 } else { 7925 // Should not happen at all. Just log an error. 7926 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7927 } 7928 } else { 7929 resourcePath = pkg.codePath; 7930 baseResourcePath = pkg.baseCodePath; 7931 } 7932 7933 // Set application objects path explicitly. 7934 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7935 pkg.setApplicationInfoCodePath(pkg.codePath); 7936 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7937 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7938 pkg.setApplicationInfoResourcePath(resourcePath); 7939 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7940 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7941 7942 final int userId = ((user == null) ? 0 : user.getIdentifier()); 7943 if (ps != null && ps.getInstantApp(userId)) { 7944 scanFlags |= SCAN_AS_INSTANT_APP; 7945 } 7946 7947 // Note that we invoke the following method only if we are about to unpack an application 7948 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7949 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7950 7951 /* 7952 * If the system app should be overridden by a previously installed 7953 * data, hide the system app now and let the /data/app scan pick it up 7954 * again. 7955 */ 7956 if (shouldHideSystemApp) { 7957 synchronized (mPackages) { 7958 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7959 } 7960 } 7961 7962 return scannedPkg; 7963 } 7964 7965 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 7966 // Derive the new package synthetic package name 7967 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 7968 + pkg.staticSharedLibVersion); 7969 } 7970 7971 private static String fixProcessName(String defProcessName, 7972 String processName) { 7973 if (processName == null) { 7974 return defProcessName; 7975 } 7976 return processName; 7977 } 7978 7979 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7980 throws PackageManagerException { 7981 if (pkgSetting.signatures.mSignatures != null) { 7982 // Already existing package. Make sure signatures match 7983 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7984 == PackageManager.SIGNATURE_MATCH; 7985 if (!match) { 7986 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7987 == PackageManager.SIGNATURE_MATCH; 7988 } 7989 if (!match) { 7990 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7991 == PackageManager.SIGNATURE_MATCH; 7992 } 7993 if (!match) { 7994 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7995 + pkg.packageName + " signatures do not match the " 7996 + "previously installed version; ignoring!"); 7997 } 7998 } 7999 8000 // Check for shared user signatures 8001 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8002 // Already existing package. Make sure signatures match 8003 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8004 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8005 if (!match) { 8006 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8007 == PackageManager.SIGNATURE_MATCH; 8008 } 8009 if (!match) { 8010 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8011 == PackageManager.SIGNATURE_MATCH; 8012 } 8013 if (!match) { 8014 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8015 "Package " + pkg.packageName 8016 + " has no signatures that match those in shared user " 8017 + pkgSetting.sharedUser.name + "; ignoring!"); 8018 } 8019 } 8020 } 8021 8022 /** 8023 * Enforces that only the system UID or root's UID can call a method exposed 8024 * via Binder. 8025 * 8026 * @param message used as message if SecurityException is thrown 8027 * @throws SecurityException if the caller is not system or root 8028 */ 8029 private static final void enforceSystemOrRoot(String message) { 8030 final int uid = Binder.getCallingUid(); 8031 if (uid != Process.SYSTEM_UID && uid != 0) { 8032 throw new SecurityException(message); 8033 } 8034 } 8035 8036 @Override 8037 public void performFstrimIfNeeded() { 8038 enforceSystemOrRoot("Only the system can request fstrim"); 8039 8040 // Before everything else, see whether we need to fstrim. 8041 try { 8042 IStorageManager sm = PackageHelper.getStorageManager(); 8043 if (sm != null) { 8044 boolean doTrim = false; 8045 final long interval = android.provider.Settings.Global.getLong( 8046 mContext.getContentResolver(), 8047 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8048 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8049 if (interval > 0) { 8050 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8051 if (timeSinceLast > interval) { 8052 doTrim = true; 8053 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8054 + "; running immediately"); 8055 } 8056 } 8057 if (doTrim) { 8058 final boolean dexOptDialogShown; 8059 synchronized (mPackages) { 8060 dexOptDialogShown = mDexOptDialogShown; 8061 } 8062 if (!isFirstBoot() && dexOptDialogShown) { 8063 try { 8064 ActivityManager.getService().showBootMessage( 8065 mContext.getResources().getString( 8066 R.string.android_upgrading_fstrim), true); 8067 } catch (RemoteException e) { 8068 } 8069 } 8070 sm.runMaintenance(); 8071 } 8072 } else { 8073 Slog.e(TAG, "storageManager service unavailable!"); 8074 } 8075 } catch (RemoteException e) { 8076 // Can't happen; StorageManagerService is local 8077 } 8078 } 8079 8080 @Override 8081 public void updatePackagesIfNeeded() { 8082 enforceSystemOrRoot("Only the system can request package update"); 8083 8084 // We need to re-extract after an OTA. 8085 boolean causeUpgrade = isUpgrade(); 8086 8087 // First boot or factory reset. 8088 // Note: we also handle devices that are upgrading to N right now as if it is their 8089 // first boot, as they do not have profile data. 8090 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8091 8092 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8093 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8094 8095 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8096 return; 8097 } 8098 8099 List<PackageParser.Package> pkgs; 8100 synchronized (mPackages) { 8101 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8102 } 8103 8104 final long startTime = System.nanoTime(); 8105 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8106 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 8107 8108 final int elapsedTimeSeconds = 8109 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8110 8111 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8112 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8113 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8114 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8115 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8116 } 8117 8118 /** 8119 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8120 * containing statistics about the invocation. The array consists of three elements, 8121 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8122 * and {@code numberOfPackagesFailed}. 8123 */ 8124 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8125 String compilerFilter) { 8126 8127 int numberOfPackagesVisited = 0; 8128 int numberOfPackagesOptimized = 0; 8129 int numberOfPackagesSkipped = 0; 8130 int numberOfPackagesFailed = 0; 8131 final int numberOfPackagesToDexopt = pkgs.size(); 8132 8133 for (PackageParser.Package pkg : pkgs) { 8134 numberOfPackagesVisited++; 8135 8136 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8137 if (DEBUG_DEXOPT) { 8138 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8139 } 8140 numberOfPackagesSkipped++; 8141 continue; 8142 } 8143 8144 if (DEBUG_DEXOPT) { 8145 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8146 numberOfPackagesToDexopt + ": " + pkg.packageName); 8147 } 8148 8149 if (showDialog) { 8150 try { 8151 ActivityManager.getService().showBootMessage( 8152 mContext.getResources().getString(R.string.android_upgrading_apk, 8153 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8154 } catch (RemoteException e) { 8155 } 8156 synchronized (mPackages) { 8157 mDexOptDialogShown = true; 8158 } 8159 } 8160 8161 // If the OTA updates a system app which was previously preopted to a non-preopted state 8162 // the app might end up being verified at runtime. That's because by default the apps 8163 // are verify-profile but for preopted apps there's no profile. 8164 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 8165 // that before the OTA the app was preopted) the app gets compiled with a non-profile 8166 // filter (by default interpret-only). 8167 // Note that at this stage unused apps are already filtered. 8168 if (isSystemApp(pkg) && 8169 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 8170 !Environment.getReferenceProfile(pkg.packageName).exists()) { 8171 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 8172 } 8173 8174 // checkProfiles is false to avoid merging profiles during boot which 8175 // might interfere with background compilation (b/28612421). 8176 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8177 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8178 // trade-off worth doing to save boot time work. 8179 int dexOptStatus = performDexOptTraced(pkg.packageName, 8180 false /* checkProfiles */, 8181 compilerFilter, 8182 false /* force */); 8183 switch (dexOptStatus) { 8184 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8185 numberOfPackagesOptimized++; 8186 break; 8187 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8188 numberOfPackagesSkipped++; 8189 break; 8190 case PackageDexOptimizer.DEX_OPT_FAILED: 8191 numberOfPackagesFailed++; 8192 break; 8193 default: 8194 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 8195 break; 8196 } 8197 } 8198 8199 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8200 numberOfPackagesFailed }; 8201 } 8202 8203 @Override 8204 public void notifyPackageUse(String packageName, int reason) { 8205 synchronized (mPackages) { 8206 PackageParser.Package p = mPackages.get(packageName); 8207 if (p == null) { 8208 return; 8209 } 8210 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8211 } 8212 } 8213 8214 @Override 8215 public void notifyDexLoad(String loadingPackageName, List<String> dexPaths, String loaderIsa) { 8216 int userId = UserHandle.getCallingUserId(); 8217 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8218 if (ai == null) { 8219 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8220 + loadingPackageName + ", user=" + userId); 8221 return; 8222 } 8223 mDexManager.notifyDexLoad(ai, dexPaths, loaderIsa, userId); 8224 } 8225 8226 // TODO: this is not used nor needed. Delete it. 8227 @Override 8228 public boolean performDexOptIfNeeded(String packageName) { 8229 int dexOptStatus = performDexOptTraced(packageName, 8230 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 8231 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8232 } 8233 8234 @Override 8235 public boolean performDexOpt(String packageName, 8236 boolean checkProfiles, int compileReason, boolean force) { 8237 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8238 getCompilerFilterForReason(compileReason), force); 8239 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8240 } 8241 8242 @Override 8243 public boolean performDexOptMode(String packageName, 8244 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8245 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 8246 targetCompilerFilter, force); 8247 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8248 } 8249 8250 private int performDexOptTraced(String packageName, 8251 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8252 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8253 try { 8254 return performDexOptInternal(packageName, checkProfiles, 8255 targetCompilerFilter, force); 8256 } finally { 8257 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8258 } 8259 } 8260 8261 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8262 // if the package can now be considered up to date for the given filter. 8263 private int performDexOptInternal(String packageName, 8264 boolean checkProfiles, String targetCompilerFilter, boolean force) { 8265 PackageParser.Package p; 8266 synchronized (mPackages) { 8267 p = mPackages.get(packageName); 8268 if (p == null) { 8269 // Package could not be found. Report failure. 8270 return PackageDexOptimizer.DEX_OPT_FAILED; 8271 } 8272 mPackageUsage.maybeWriteAsync(mPackages); 8273 mCompilerStats.maybeWriteAsync(); 8274 } 8275 long callingId = Binder.clearCallingIdentity(); 8276 try { 8277 synchronized (mInstallLock) { 8278 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 8279 targetCompilerFilter, force); 8280 } 8281 } finally { 8282 Binder.restoreCallingIdentity(callingId); 8283 } 8284 } 8285 8286 public ArraySet<String> getOptimizablePackages() { 8287 ArraySet<String> pkgs = new ArraySet<String>(); 8288 synchronized (mPackages) { 8289 for (PackageParser.Package p : mPackages.values()) { 8290 if (PackageDexOptimizer.canOptimizePackage(p)) { 8291 pkgs.add(p.packageName); 8292 } 8293 } 8294 } 8295 return pkgs; 8296 } 8297 8298 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8299 boolean checkProfiles, String targetCompilerFilter, 8300 boolean force) { 8301 // Select the dex optimizer based on the force parameter. 8302 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8303 // allocate an object here. 8304 PackageDexOptimizer pdo = force 8305 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8306 : mPackageDexOptimizer; 8307 8308 // Optimize all dependencies first. Note: we ignore the return value and march on 8309 // on errors. 8310 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8311 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8312 if (!deps.isEmpty()) { 8313 for (PackageParser.Package depPackage : deps) { 8314 // TODO: Analyze and investigate if we (should) profile libraries. 8315 // Currently this will do a full compilation of the library by default. 8316 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 8317 false /* checkProfiles */, 8318 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 8319 getOrCreateCompilerPackageStats(depPackage)); 8320 } 8321 } 8322 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 8323 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 8324 } 8325 8326 // Performs dexopt on the used secondary dex files belonging to the given package. 8327 // Returns true if all dex files were process successfully (which could mean either dexopt or 8328 // skip). Returns false if any of the files caused errors. 8329 @Override 8330 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8331 boolean force) { 8332 return mDexManager.dexoptSecondaryDex(packageName, compilerFilter, force); 8333 } 8334 8335 /** 8336 * Reconcile the information we have about the secondary dex files belonging to 8337 * {@code packagName} and the actual dex files. For all dex files that were 8338 * deleted, update the internal records and delete the generated oat files. 8339 */ 8340 @Override 8341 public void reconcileSecondaryDexFiles(String packageName) { 8342 mDexManager.reconcileSecondaryDexFiles(packageName); 8343 } 8344 8345 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 8346 // a reference there. 8347 /*package*/ DexManager getDexManager() { 8348 return mDexManager; 8349 } 8350 8351 /** 8352 * Execute the background dexopt job immediately. 8353 */ 8354 @Override 8355 public boolean runBackgroundDexoptJob() { 8356 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 8357 } 8358 8359 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 8360 if (p.usesLibraries != null || p.usesOptionalLibraries != null 8361 || p.usesStaticLibraries != null) { 8362 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 8363 Set<String> collectedNames = new HashSet<>(); 8364 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 8365 8366 retValue.remove(p); 8367 8368 return retValue; 8369 } else { 8370 return Collections.emptyList(); 8371 } 8372 } 8373 8374 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 8375 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8376 if (!collectedNames.contains(p.packageName)) { 8377 collectedNames.add(p.packageName); 8378 collected.add(p); 8379 8380 if (p.usesLibraries != null) { 8381 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 8382 null, collected, collectedNames); 8383 } 8384 if (p.usesOptionalLibraries != null) { 8385 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 8386 null, collected, collectedNames); 8387 } 8388 if (p.usesStaticLibraries != null) { 8389 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 8390 p.usesStaticLibrariesVersions, collected, collectedNames); 8391 } 8392 } 8393 } 8394 8395 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 8396 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 8397 final int libNameCount = libs.size(); 8398 for (int i = 0; i < libNameCount; i++) { 8399 String libName = libs.get(i); 8400 int version = (versions != null && versions.length == libNameCount) 8401 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 8402 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 8403 if (libPkg != null) { 8404 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 8405 } 8406 } 8407 } 8408 8409 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 8410 synchronized (mPackages) { 8411 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 8412 if (libEntry != null) { 8413 return mPackages.get(libEntry.apk); 8414 } 8415 return null; 8416 } 8417 } 8418 8419 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 8420 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 8421 if (versionedLib == null) { 8422 return null; 8423 } 8424 return versionedLib.get(version); 8425 } 8426 8427 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 8428 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 8429 pkg.staticSharedLibName); 8430 if (versionedLib == null) { 8431 return null; 8432 } 8433 int previousLibVersion = -1; 8434 final int versionCount = versionedLib.size(); 8435 for (int i = 0; i < versionCount; i++) { 8436 final int libVersion = versionedLib.keyAt(i); 8437 if (libVersion < pkg.staticSharedLibVersion) { 8438 previousLibVersion = Math.max(previousLibVersion, libVersion); 8439 } 8440 } 8441 if (previousLibVersion >= 0) { 8442 return versionedLib.get(previousLibVersion); 8443 } 8444 return null; 8445 } 8446 8447 public void shutdown() { 8448 mPackageUsage.writeNow(mPackages); 8449 mCompilerStats.writeNow(); 8450 } 8451 8452 @Override 8453 public void dumpProfiles(String packageName) { 8454 PackageParser.Package pkg; 8455 synchronized (mPackages) { 8456 pkg = mPackages.get(packageName); 8457 if (pkg == null) { 8458 throw new IllegalArgumentException("Unknown package: " + packageName); 8459 } 8460 } 8461 /* Only the shell, root, or the app user should be able to dump profiles. */ 8462 int callingUid = Binder.getCallingUid(); 8463 if (callingUid != Process.SHELL_UID && 8464 callingUid != Process.ROOT_UID && 8465 callingUid != pkg.applicationInfo.uid) { 8466 throw new SecurityException("dumpProfiles"); 8467 } 8468 8469 synchronized (mInstallLock) { 8470 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 8471 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 8472 try { 8473 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 8474 String codePaths = TextUtils.join(";", allCodePaths); 8475 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 8476 } catch (InstallerException e) { 8477 Slog.w(TAG, "Failed to dump profiles", e); 8478 } 8479 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8480 } 8481 } 8482 8483 @Override 8484 public void forceDexOpt(String packageName) { 8485 enforceSystemOrRoot("forceDexOpt"); 8486 8487 PackageParser.Package pkg; 8488 synchronized (mPackages) { 8489 pkg = mPackages.get(packageName); 8490 if (pkg == null) { 8491 throw new IllegalArgumentException("Unknown package: " + packageName); 8492 } 8493 } 8494 8495 synchronized (mInstallLock) { 8496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8497 8498 // Whoever is calling forceDexOpt wants a fully compiled package. 8499 // Don't use profiles since that may cause compilation to be skipped. 8500 final int res = performDexOptInternalWithDependenciesLI(pkg, 8501 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 8502 true /* force */); 8503 8504 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8505 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 8506 throw new IllegalStateException("Failed to dexopt: " + res); 8507 } 8508 } 8509 } 8510 8511 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 8512 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 8513 Slog.w(TAG, "Unable to update from " + oldPkg.name 8514 + " to " + newPkg.packageName 8515 + ": old package not in system partition"); 8516 return false; 8517 } else if (mPackages.get(oldPkg.name) != null) { 8518 Slog.w(TAG, "Unable to update from " + oldPkg.name 8519 + " to " + newPkg.packageName 8520 + ": old package still exists"); 8521 return false; 8522 } 8523 return true; 8524 } 8525 8526 void removeCodePathLI(File codePath) { 8527 if (codePath.isDirectory()) { 8528 try { 8529 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 8530 } catch (InstallerException e) { 8531 Slog.w(TAG, "Failed to remove code path", e); 8532 } 8533 } else { 8534 codePath.delete(); 8535 } 8536 } 8537 8538 private int[] resolveUserIds(int userId) { 8539 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 8540 } 8541 8542 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8543 if (pkg == null) { 8544 Slog.wtf(TAG, "Package was null!", new Throwable()); 8545 return; 8546 } 8547 clearAppDataLeafLIF(pkg, userId, flags); 8548 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8549 for (int i = 0; i < childCount; i++) { 8550 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8551 } 8552 } 8553 8554 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8555 final PackageSetting ps; 8556 synchronized (mPackages) { 8557 ps = mSettings.mPackages.get(pkg.packageName); 8558 } 8559 for (int realUserId : resolveUserIds(userId)) { 8560 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8561 try { 8562 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8563 ceDataInode); 8564 } catch (InstallerException e) { 8565 Slog.w(TAG, String.valueOf(e)); 8566 } 8567 } 8568 } 8569 8570 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 8571 if (pkg == null) { 8572 Slog.wtf(TAG, "Package was null!", new Throwable()); 8573 return; 8574 } 8575 destroyAppDataLeafLIF(pkg, userId, flags); 8576 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8577 for (int i = 0; i < childCount; i++) { 8578 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 8579 } 8580 } 8581 8582 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 8583 final PackageSetting ps; 8584 synchronized (mPackages) { 8585 ps = mSettings.mPackages.get(pkg.packageName); 8586 } 8587 for (int realUserId : resolveUserIds(userId)) { 8588 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 8589 try { 8590 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 8591 ceDataInode); 8592 } catch (InstallerException e) { 8593 Slog.w(TAG, String.valueOf(e)); 8594 } 8595 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 8596 } 8597 } 8598 8599 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 8600 if (pkg == null) { 8601 Slog.wtf(TAG, "Package was null!", new Throwable()); 8602 return; 8603 } 8604 destroyAppProfilesLeafLIF(pkg); 8605 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 8606 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8607 for (int i = 0; i < childCount; i++) { 8608 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 8609 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 8610 true /* removeBaseMarker */); 8611 } 8612 } 8613 8614 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 8615 boolean removeBaseMarker) { 8616 if (pkg.isForwardLocked()) { 8617 return; 8618 } 8619 8620 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 8621 try { 8622 path = PackageManagerServiceUtils.realpath(new File(path)); 8623 } catch (IOException e) { 8624 // TODO: Should we return early here ? 8625 Slog.w(TAG, "Failed to get canonical path", e); 8626 continue; 8627 } 8628 8629 final String useMarker = path.replace('/', '@'); 8630 for (int realUserId : resolveUserIds(userId)) { 8631 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 8632 if (removeBaseMarker) { 8633 File foreignUseMark = new File(profileDir, useMarker); 8634 if (foreignUseMark.exists()) { 8635 if (!foreignUseMark.delete()) { 8636 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8637 + pkg.packageName); 8638 } 8639 } 8640 } 8641 8642 File[] markers = profileDir.listFiles(); 8643 if (markers != null) { 8644 final String searchString = "@" + pkg.packageName + "@"; 8645 // We also delete all markers that contain the package name we're 8646 // uninstalling. These are associated with secondary dex-files belonging 8647 // to the package. Reconstructing the path of these dex files is messy 8648 // in general. 8649 for (File marker : markers) { 8650 if (marker.getName().indexOf(searchString) > 0) { 8651 if (!marker.delete()) { 8652 Slog.w(TAG, "Unable to delete foreign user mark for package: " 8653 + pkg.packageName); 8654 } 8655 } 8656 } 8657 } 8658 } 8659 } 8660 } 8661 8662 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 8663 try { 8664 mInstaller.destroyAppProfiles(pkg.packageName); 8665 } catch (InstallerException e) { 8666 Slog.w(TAG, String.valueOf(e)); 8667 } 8668 } 8669 8670 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 8671 if (pkg == null) { 8672 Slog.wtf(TAG, "Package was null!", new Throwable()); 8673 return; 8674 } 8675 clearAppProfilesLeafLIF(pkg); 8676 // We don't remove the base foreign use marker when clearing profiles because 8677 // we will rename it when the app is updated. Unlike the actual profile contents, 8678 // the foreign use marker is good across installs. 8679 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 8680 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8681 for (int i = 0; i < childCount; i++) { 8682 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 8683 } 8684 } 8685 8686 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 8687 try { 8688 mInstaller.clearAppProfiles(pkg.packageName); 8689 } catch (InstallerException e) { 8690 Slog.w(TAG, String.valueOf(e)); 8691 } 8692 } 8693 8694 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 8695 long lastUpdateTime) { 8696 // Set parent install/update time 8697 PackageSetting ps = (PackageSetting) pkg.mExtras; 8698 if (ps != null) { 8699 ps.firstInstallTime = firstInstallTime; 8700 ps.lastUpdateTime = lastUpdateTime; 8701 } 8702 // Set children install/update time 8703 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8704 for (int i = 0; i < childCount; i++) { 8705 PackageParser.Package childPkg = pkg.childPackages.get(i); 8706 ps = (PackageSetting) childPkg.mExtras; 8707 if (ps != null) { 8708 ps.firstInstallTime = firstInstallTime; 8709 ps.lastUpdateTime = lastUpdateTime; 8710 } 8711 } 8712 } 8713 8714 private void addSharedLibraryLPr(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 8715 PackageParser.Package changingLib) { 8716 if (file.path != null) { 8717 usesLibraryFiles.add(file.path); 8718 return; 8719 } 8720 PackageParser.Package p = mPackages.get(file.apk); 8721 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 8722 // If we are doing this while in the middle of updating a library apk, 8723 // then we need to make sure to use that new apk for determining the 8724 // dependencies here. (We haven't yet finished committing the new apk 8725 // to the package manager state.) 8726 if (p == null || p.packageName.equals(changingLib.packageName)) { 8727 p = changingLib; 8728 } 8729 } 8730 if (p != null) { 8731 usesLibraryFiles.addAll(p.getAllCodePaths()); 8732 } 8733 } 8734 8735 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 8736 PackageParser.Package changingLib) throws PackageManagerException { 8737 if (pkg == null) { 8738 return; 8739 } 8740 ArraySet<String> usesLibraryFiles = null; 8741 if (pkg.usesLibraries != null) { 8742 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 8743 null, null, pkg.packageName, changingLib, true, null); 8744 } 8745 if (pkg.usesStaticLibraries != null) { 8746 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 8747 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 8748 pkg.packageName, changingLib, true, usesLibraryFiles); 8749 } 8750 if (pkg.usesOptionalLibraries != null) { 8751 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 8752 null, null, pkg.packageName, changingLib, false, usesLibraryFiles); 8753 } 8754 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 8755 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 8756 } else { 8757 pkg.usesLibraryFiles = null; 8758 } 8759 } 8760 8761 private ArraySet<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 8762 @Nullable int[] requiredVersions, @Nullable String[] requiredCertDigests, 8763 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 8764 boolean required, @Nullable ArraySet<String> outUsedLibraries) 8765 throws PackageManagerException { 8766 final int libCount = requestedLibraries.size(); 8767 for (int i = 0; i < libCount; i++) { 8768 final String libName = requestedLibraries.get(i); 8769 final int libVersion = requiredVersions != null ? requiredVersions[i] 8770 : SharedLibraryInfo.VERSION_UNDEFINED; 8771 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 8772 if (libEntry == null) { 8773 if (required) { 8774 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8775 "Package " + packageName + " requires unavailable shared library " 8776 + libName + "; failing!"); 8777 } else { 8778 Slog.w(TAG, "Package " + packageName 8779 + " desires unavailable shared library " 8780 + libName + "; ignoring!"); 8781 } 8782 } else { 8783 if (requiredVersions != null && requiredCertDigests != null) { 8784 if (libEntry.info.getVersion() != requiredVersions[i]) { 8785 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8786 "Package " + packageName + " requires unavailable static shared" 8787 + " library " + libName + " version " 8788 + libEntry.info.getVersion() + "; failing!"); 8789 } 8790 8791 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 8792 if (libPkg == null) { 8793 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8794 "Package " + packageName + " requires unavailable static shared" 8795 + " library; failing!"); 8796 } 8797 8798 String expectedCertDigest = requiredCertDigests[i]; 8799 String libCertDigest = PackageUtils.computeCertSha256Digest( 8800 libPkg.mSignatures[0]); 8801 if (!libCertDigest.equalsIgnoreCase(expectedCertDigest)) { 8802 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 8803 "Package " + packageName + " requires differently signed" + 8804 " static shared library; failing!"); 8805 } 8806 } 8807 8808 if (outUsedLibraries == null) { 8809 outUsedLibraries = new ArraySet<>(); 8810 } 8811 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 8812 } 8813 } 8814 return outUsedLibraries; 8815 } 8816 8817 private static boolean hasString(List<String> list, List<String> which) { 8818 if (list == null) { 8819 return false; 8820 } 8821 for (int i=list.size()-1; i>=0; i--) { 8822 for (int j=which.size()-1; j>=0; j--) { 8823 if (which.get(j).equals(list.get(i))) { 8824 return true; 8825 } 8826 } 8827 } 8828 return false; 8829 } 8830 8831 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 8832 PackageParser.Package changingPkg) { 8833 ArrayList<PackageParser.Package> res = null; 8834 for (PackageParser.Package pkg : mPackages.values()) { 8835 if (changingPkg != null 8836 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 8837 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 8838 && !ArrayUtils.contains(pkg.usesStaticLibraries, 8839 changingPkg.staticSharedLibName)) { 8840 return null; 8841 } 8842 if (res == null) { 8843 res = new ArrayList<>(); 8844 } 8845 res.add(pkg); 8846 try { 8847 updateSharedLibrariesLPr(pkg, changingPkg); 8848 } catch (PackageManagerException e) { 8849 // If a system app update or an app and a required lib missing we 8850 // delete the package and for updated system apps keep the data as 8851 // it is better for the user to reinstall than to be in an limbo 8852 // state. Also libs disappearing under an app should never happen 8853 // - just in case. 8854 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 8855 final int flags = pkg.isUpdatedSystemApp() 8856 ? PackageManager.DELETE_KEEP_DATA : 0; 8857 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 8858 flags , null, true, null); 8859 } 8860 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 8861 } 8862 } 8863 return res; 8864 } 8865 8866 /** 8867 * Derive the value of the {@code cpuAbiOverride} based on the provided 8868 * value and an optional stored value from the package settings. 8869 */ 8870 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 8871 String cpuAbiOverride = null; 8872 8873 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 8874 cpuAbiOverride = null; 8875 } else if (abiOverride != null) { 8876 cpuAbiOverride = abiOverride; 8877 } else if (settings != null) { 8878 cpuAbiOverride = settings.cpuAbiOverrideString; 8879 } 8880 8881 return cpuAbiOverride; 8882 } 8883 8884 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 8885 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8886 throws PackageManagerException { 8887 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 8888 // If the package has children and this is the first dive in the function 8889 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 8890 // whether all packages (parent and children) would be successfully scanned 8891 // before the actual scan since scanning mutates internal state and we want 8892 // to atomically install the package and its children. 8893 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8894 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8895 scanFlags |= SCAN_CHECK_ONLY; 8896 } 8897 } else { 8898 scanFlags &= ~SCAN_CHECK_ONLY; 8899 } 8900 8901 final PackageParser.Package scannedPkg; 8902 try { 8903 // Scan the parent 8904 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 8905 // Scan the children 8906 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8907 for (int i = 0; i < childCount; i++) { 8908 PackageParser.Package childPkg = pkg.childPackages.get(i); 8909 scanPackageLI(childPkg, policyFlags, 8910 scanFlags, currentTime, user); 8911 } 8912 } finally { 8913 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8914 } 8915 8916 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8917 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 8918 } 8919 8920 return scannedPkg; 8921 } 8922 8923 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 8924 int scanFlags, long currentTime, @Nullable UserHandle user) 8925 throws PackageManagerException { 8926 boolean success = false; 8927 try { 8928 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 8929 currentTime, user); 8930 success = true; 8931 return res; 8932 } finally { 8933 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 8934 // DELETE_DATA_ON_FAILURES is only used by frozen paths 8935 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 8936 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 8937 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 8938 } 8939 } 8940 } 8941 8942 /** 8943 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 8944 */ 8945 private static boolean apkHasCode(String fileName) { 8946 StrictJarFile jarFile = null; 8947 try { 8948 jarFile = new StrictJarFile(fileName, 8949 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 8950 return jarFile.findEntry("classes.dex") != null; 8951 } catch (IOException ignore) { 8952 } finally { 8953 try { 8954 if (jarFile != null) { 8955 jarFile.close(); 8956 } 8957 } catch (IOException ignore) {} 8958 } 8959 return false; 8960 } 8961 8962 /** 8963 * Enforces code policy for the package. This ensures that if an APK has 8964 * declared hasCode="true" in its manifest that the APK actually contains 8965 * code. 8966 * 8967 * @throws PackageManagerException If bytecode could not be found when it should exist 8968 */ 8969 private static void assertCodePolicy(PackageParser.Package pkg) 8970 throws PackageManagerException { 8971 final boolean shouldHaveCode = 8972 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 8973 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 8974 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8975 "Package " + pkg.baseCodePath + " code is missing"); 8976 } 8977 8978 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8979 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8980 final boolean splitShouldHaveCode = 8981 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 8982 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 8983 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 8984 "Package " + pkg.splitCodePaths[i] + " code is missing"); 8985 } 8986 } 8987 } 8988 } 8989 8990 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 8991 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 8992 throws PackageManagerException { 8993 if (DEBUG_PACKAGE_SCANNING) { 8994 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8995 Log.d(TAG, "Scanning package " + pkg.packageName); 8996 } 8997 8998 applyPolicy(pkg, policyFlags); 8999 9000 assertPackageIsValid(pkg, policyFlags, scanFlags); 9001 9002 // Initialize package source and resource directories 9003 final File scanFile = new File(pkg.codePath); 9004 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9005 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9006 9007 SharedUserSetting suid = null; 9008 PackageSetting pkgSetting = null; 9009 9010 // Getting the package setting may have a side-effect, so if we 9011 // are only checking if scan would succeed, stash a copy of the 9012 // old setting to restore at the end. 9013 PackageSetting nonMutatedPs = null; 9014 9015 // We keep references to the derived CPU Abis from settings in oder to reuse 9016 // them in the case where we're not upgrading or booting for the first time. 9017 String primaryCpuAbiFromSettings = null; 9018 String secondaryCpuAbiFromSettings = null; 9019 9020 // writer 9021 synchronized (mPackages) { 9022 if (pkg.mSharedUserId != null) { 9023 // SIDE EFFECTS; may potentially allocate a new shared user 9024 suid = mSettings.getSharedUserLPw( 9025 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9026 if (DEBUG_PACKAGE_SCANNING) { 9027 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9028 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9029 + "): packages=" + suid.packages); 9030 } 9031 } 9032 9033 // Check if we are renaming from an original package name. 9034 PackageSetting origPackage = null; 9035 String realName = null; 9036 if (pkg.mOriginalPackages != null) { 9037 // This package may need to be renamed to a previously 9038 // installed name. Let's check on that... 9039 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9040 if (pkg.mOriginalPackages.contains(renamed)) { 9041 // This package had originally been installed as the 9042 // original name, and we have already taken care of 9043 // transitioning to the new one. Just update the new 9044 // one to continue using the old name. 9045 realName = pkg.mRealPackage; 9046 if (!pkg.packageName.equals(renamed)) { 9047 // Callers into this function may have already taken 9048 // care of renaming the package; only do it here if 9049 // it is not already done. 9050 pkg.setPackageName(renamed); 9051 } 9052 } else { 9053 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9054 if ((origPackage = mSettings.getPackageLPr( 9055 pkg.mOriginalPackages.get(i))) != null) { 9056 // We do have the package already installed under its 9057 // original name... should we use it? 9058 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9059 // New package is not compatible with original. 9060 origPackage = null; 9061 continue; 9062 } else if (origPackage.sharedUser != null) { 9063 // Make sure uid is compatible between packages. 9064 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9065 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9066 + " to " + pkg.packageName + ": old uid " 9067 + origPackage.sharedUser.name 9068 + " differs from " + pkg.mSharedUserId); 9069 origPackage = null; 9070 continue; 9071 } 9072 // TODO: Add case when shared user id is added [b/28144775] 9073 } else { 9074 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9075 + pkg.packageName + " to old name " + origPackage.name); 9076 } 9077 break; 9078 } 9079 } 9080 } 9081 } 9082 9083 if (mTransferedPackages.contains(pkg.packageName)) { 9084 Slog.w(TAG, "Package " + pkg.packageName 9085 + " was transferred to another, but its .apk remains"); 9086 } 9087 9088 // See comments in nonMutatedPs declaration 9089 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9090 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9091 if (foundPs != null) { 9092 nonMutatedPs = new PackageSetting(foundPs); 9093 } 9094 } 9095 9096 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9097 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9098 if (foundPs != null) { 9099 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9100 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9101 } 9102 } 9103 9104 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9105 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9106 PackageManagerService.reportSettingsProblem(Log.WARN, 9107 "Package " + pkg.packageName + " shared user changed from " 9108 + (pkgSetting.sharedUser != null 9109 ? pkgSetting.sharedUser.name : "<nothing>") 9110 + " to " 9111 + (suid != null ? suid.name : "<nothing>") 9112 + "; replacing with new"); 9113 pkgSetting = null; 9114 } 9115 final PackageSetting oldPkgSetting = 9116 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9117 final PackageSetting disabledPkgSetting = 9118 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9119 9120 String[] usesStaticLibraries = null; 9121 if (pkg.usesStaticLibraries != null) { 9122 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9123 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9124 } 9125 9126 if (pkgSetting == null) { 9127 final String parentPackageName = (pkg.parentPackage != null) 9128 ? pkg.parentPackage.packageName : null; 9129 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9130 // REMOVE SharedUserSetting from method; update in a separate call 9131 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9132 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9133 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9134 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9135 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9136 true /*allowInstall*/, instantApp, parentPackageName, 9137 pkg.getChildPackageNames(), UserManagerService.getInstance(), 9138 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 9139 // SIDE EFFECTS; updates system state; move elsewhere 9140 if (origPackage != null) { 9141 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9142 } 9143 mSettings.addUserToSettingLPw(pkgSetting); 9144 } else { 9145 // REMOVE SharedUserSetting from method; update in a separate call. 9146 // 9147 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9148 // secondaryCpuAbi are not known at this point so we always update them 9149 // to null here, only to reset them at a later point. 9150 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9151 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9152 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9153 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9154 UserManagerService.getInstance(), usesStaticLibraries, 9155 pkg.usesStaticLibrariesVersions); 9156 } 9157 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9158 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9159 9160 // SIDE EFFECTS; modifies system state; move elsewhere 9161 if (pkgSetting.origPackage != null) { 9162 // If we are first transitioning from an original package, 9163 // fix up the new package's name now. We need to do this after 9164 // looking up the package under its new name, so getPackageLP 9165 // can take care of fiddling things correctly. 9166 pkg.setPackageName(origPackage.name); 9167 9168 // File a report about this. 9169 String msg = "New package " + pkgSetting.realName 9170 + " renamed to replace old package " + pkgSetting.name; 9171 reportSettingsProblem(Log.WARN, msg); 9172 9173 // Make a note of it. 9174 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9175 mTransferedPackages.add(origPackage.name); 9176 } 9177 9178 // No longer need to retain this. 9179 pkgSetting.origPackage = null; 9180 } 9181 9182 // SIDE EFFECTS; modifies system state; move elsewhere 9183 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9184 // Make a note of it. 9185 mTransferedPackages.add(pkg.packageName); 9186 } 9187 9188 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9189 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9190 } 9191 9192 if ((scanFlags & SCAN_BOOTING) == 0 9193 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9194 // Check all shared libraries and map to their actual file path. 9195 // We only do this here for apps not on a system dir, because those 9196 // are the only ones that can fail an install due to this. We 9197 // will take care of the system apps by updating all of their 9198 // library paths after the scan is done. Also during the initial 9199 // scan don't update any libs as we do this wholesale after all 9200 // apps are scanned to avoid dependency based scanning. 9201 updateSharedLibrariesLPr(pkg, null); 9202 } 9203 9204 if (mFoundPolicyFile) { 9205 SELinuxMMAC.assignSeInfoValue(pkg); 9206 } 9207 pkg.applicationInfo.uid = pkgSetting.appId; 9208 pkg.mExtras = pkgSetting; 9209 9210 9211 // Static shared libs have same package with different versions where 9212 // we internally use a synthetic package name to allow multiple versions 9213 // of the same package, therefore we need to compare signatures against 9214 // the package setting for the latest library version. 9215 PackageSetting signatureCheckPs = pkgSetting; 9216 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9217 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9218 if (libraryEntry != null) { 9219 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9220 } 9221 } 9222 9223 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 9224 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 9225 // We just determined the app is signed correctly, so bring 9226 // over the latest parsed certs. 9227 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9228 } else { 9229 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9230 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9231 "Package " + pkg.packageName + " upgrade keys do not match the " 9232 + "previously installed version"); 9233 } else { 9234 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9235 String msg = "System package " + pkg.packageName 9236 + " signature changed; retaining data."; 9237 reportSettingsProblem(Log.WARN, msg); 9238 } 9239 } 9240 } else { 9241 try { 9242 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 9243 verifySignaturesLP(signatureCheckPs, pkg); 9244 // We just determined the app is signed correctly, so bring 9245 // over the latest parsed certs. 9246 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9247 } catch (PackageManagerException e) { 9248 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9249 throw e; 9250 } 9251 // The signature has changed, but this package is in the system 9252 // image... let's recover! 9253 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9254 // However... if this package is part of a shared user, but it 9255 // doesn't match the signature of the shared user, let's fail. 9256 // What this means is that you can't change the signatures 9257 // associated with an overall shared user, which doesn't seem all 9258 // that unreasonable. 9259 if (signatureCheckPs.sharedUser != null) { 9260 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9261 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9262 throw new PackageManagerException( 9263 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9264 "Signature mismatch for shared user: " 9265 + pkgSetting.sharedUser); 9266 } 9267 } 9268 // File a report about this. 9269 String msg = "System package " + pkg.packageName 9270 + " signature changed; retaining data."; 9271 reportSettingsProblem(Log.WARN, msg); 9272 } 9273 } 9274 9275 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9276 // This package wants to adopt ownership of permissions from 9277 // another package. 9278 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9279 final String origName = pkg.mAdoptPermissions.get(i); 9280 final PackageSetting orig = mSettings.getPackageLPr(origName); 9281 if (orig != null) { 9282 if (verifyPackageUpdateLPr(orig, pkg)) { 9283 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9284 + pkg.packageName); 9285 // SIDE EFFECTS; updates permissions system state; move elsewhere 9286 mSettings.transferPermissionsLPw(origName, pkg.packageName); 9287 } 9288 } 9289 } 9290 } 9291 } 9292 9293 pkg.applicationInfo.processName = fixProcessName( 9294 pkg.applicationInfo.packageName, 9295 pkg.applicationInfo.processName); 9296 9297 if (pkg != mPlatformPackage) { 9298 // Get all of our default paths setup 9299 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9300 } 9301 9302 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9303 9304 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9305 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9306 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9307 derivePackageAbi( 9308 pkg, scanFile, cpuAbiOverride, true /*extractLibs*/, mAppLib32InstallDir); 9309 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9310 9311 // Some system apps still use directory structure for native libraries 9312 // in which case we might end up not detecting abi solely based on apk 9313 // structure. Try to detect abi based on directory structure. 9314 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9315 pkg.applicationInfo.primaryCpuAbi == null) { 9316 setBundledAppAbisAndRoots(pkg, pkgSetting); 9317 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9318 } 9319 } else { 9320 // This is not a first boot or an upgrade, don't bother deriving the 9321 // ABI during the scan. Instead, trust the value that was stored in the 9322 // package setting. 9323 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9324 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9325 9326 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9327 9328 if (DEBUG_ABI_SELECTION) { 9329 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9330 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9331 pkg.applicationInfo.secondaryCpuAbi); 9332 } 9333 } 9334 } else { 9335 if ((scanFlags & SCAN_MOVE) != 0) { 9336 // We haven't run dex-opt for this move (since we've moved the compiled output too) 9337 // but we already have this packages package info in the PackageSetting. We just 9338 // use that and derive the native library path based on the new codepath. 9339 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 9340 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 9341 } 9342 9343 // Set native library paths again. For moves, the path will be updated based on the 9344 // ABIs we've determined above. For non-moves, the path will be updated based on the 9345 // ABIs we determined during compilation, but the path will depend on the final 9346 // package path (after the rename away from the stage path). 9347 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9348 } 9349 9350 // This is a special case for the "system" package, where the ABI is 9351 // dictated by the zygote configuration (and init.rc). We should keep track 9352 // of this ABI so that we can deal with "normal" applications that run under 9353 // the same UID correctly. 9354 if (mPlatformPackage == pkg) { 9355 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 9356 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 9357 } 9358 9359 // If there's a mismatch between the abi-override in the package setting 9360 // and the abiOverride specified for the install. Warn about this because we 9361 // would've already compiled the app without taking the package setting into 9362 // account. 9363 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 9364 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 9365 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 9366 " for package " + pkg.packageName); 9367 } 9368 } 9369 9370 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9371 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9372 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 9373 9374 // Copy the derived override back to the parsed package, so that we can 9375 // update the package settings accordingly. 9376 pkg.cpuAbiOverride = cpuAbiOverride; 9377 9378 if (DEBUG_ABI_SELECTION) { 9379 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 9380 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 9381 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 9382 } 9383 9384 // Push the derived path down into PackageSettings so we know what to 9385 // clean up at uninstall time. 9386 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 9387 9388 if (DEBUG_ABI_SELECTION) { 9389 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 9390 " primary=" + pkg.applicationInfo.primaryCpuAbi + 9391 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 9392 } 9393 9394 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 9395 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 9396 // We don't do this here during boot because we can do it all 9397 // at once after scanning all existing packages. 9398 // 9399 // We also do this *before* we perform dexopt on this package, so that 9400 // we can avoid redundant dexopts, and also to make sure we've got the 9401 // code and package path correct. 9402 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 9403 } 9404 9405 if (mFactoryTest && pkg.requestedPermissions.contains( 9406 android.Manifest.permission.FACTORY_TEST)) { 9407 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 9408 } 9409 9410 if (isSystemApp(pkg)) { 9411 pkgSetting.isOrphaned = true; 9412 } 9413 9414 // Take care of first install / last update times. 9415 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 9416 if (currentTime != 0) { 9417 if (pkgSetting.firstInstallTime == 0) { 9418 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 9419 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 9420 pkgSetting.lastUpdateTime = currentTime; 9421 } 9422 } else if (pkgSetting.firstInstallTime == 0) { 9423 // We need *something*. Take time time stamp of the file. 9424 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 9425 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 9426 if (scanFileTime != pkgSetting.timeStamp) { 9427 // A package on the system image has changed; consider this 9428 // to be an update. 9429 pkgSetting.lastUpdateTime = scanFileTime; 9430 } 9431 } 9432 pkgSetting.setTimeStamp(scanFileTime); 9433 9434 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9435 if (nonMutatedPs != null) { 9436 synchronized (mPackages) { 9437 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 9438 } 9439 } 9440 } else { 9441 final int userId = user == null ? 0 : user.getIdentifier(); 9442 // Modify state for the given package setting 9443 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 9444 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 9445 if (pkgSetting.getInstantApp(userId)) { 9446 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 9447 } 9448 } 9449 return pkg; 9450 } 9451 9452 /** 9453 * Applies policy to the parsed package based upon the given policy flags. 9454 * Ensures the package is in a good state. 9455 * <p> 9456 * Implementation detail: This method must NOT have any side effect. It would 9457 * ideally be static, but, it requires locks to read system state. 9458 */ 9459 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 9460 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 9461 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 9462 if (pkg.applicationInfo.isDirectBootAware()) { 9463 // we're direct boot aware; set for all components 9464 for (PackageParser.Service s : pkg.services) { 9465 s.info.encryptionAware = s.info.directBootAware = true; 9466 } 9467 for (PackageParser.Provider p : pkg.providers) { 9468 p.info.encryptionAware = p.info.directBootAware = true; 9469 } 9470 for (PackageParser.Activity a : pkg.activities) { 9471 a.info.encryptionAware = a.info.directBootAware = true; 9472 } 9473 for (PackageParser.Activity r : pkg.receivers) { 9474 r.info.encryptionAware = r.info.directBootAware = true; 9475 } 9476 } 9477 } else { 9478 // Only allow system apps to be flagged as core apps. 9479 pkg.coreApp = false; 9480 // clear flags not applicable to regular apps 9481 pkg.applicationInfo.privateFlags &= 9482 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 9483 pkg.applicationInfo.privateFlags &= 9484 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 9485 } 9486 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 9487 9488 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 9489 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 9490 } 9491 9492 if (!isSystemApp(pkg)) { 9493 // Only system apps can use these features. 9494 pkg.mOriginalPackages = null; 9495 pkg.mRealPackage = null; 9496 pkg.mAdoptPermissions = null; 9497 } 9498 } 9499 9500 /** 9501 * Asserts the parsed package is valid according to the given policy. If the 9502 * package is invalid, for whatever reason, throws {@link PackgeManagerException}. 9503 * <p> 9504 * Implementation detail: This method must NOT have any side effects. It would 9505 * ideally be static, but, it requires locks to read system state. 9506 * 9507 * @throws PackageManagerException If the package fails any of the validation checks 9508 */ 9509 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 9510 throws PackageManagerException { 9511 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 9512 assertCodePolicy(pkg); 9513 } 9514 9515 if (pkg.applicationInfo.getCodePath() == null || 9516 pkg.applicationInfo.getResourcePath() == null) { 9517 // Bail out. The resource and code paths haven't been set. 9518 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9519 "Code and resource paths haven't been set correctly"); 9520 } 9521 9522 // Make sure we're not adding any bogus keyset info 9523 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9524 ksms.assertScannedPackageValid(pkg); 9525 9526 synchronized (mPackages) { 9527 // The special "android" package can only be defined once 9528 if (pkg.packageName.equals("android")) { 9529 if (mAndroidApplication != null) { 9530 Slog.w(TAG, "*************************************************"); 9531 Slog.w(TAG, "Core android package being redefined. Skipping."); 9532 Slog.w(TAG, " codePath=" + pkg.codePath); 9533 Slog.w(TAG, "*************************************************"); 9534 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9535 "Core android package being redefined. Skipping."); 9536 } 9537 } 9538 9539 // A package name must be unique; don't allow duplicates 9540 if (mPackages.containsKey(pkg.packageName)) { 9541 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 9542 "Application package " + pkg.packageName 9543 + " already installed. Skipping duplicate."); 9544 } 9545 9546 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9547 // Static libs have a synthetic package name containing the version 9548 // but we still want the base name to be unique. 9549 if (mPackages.containsKey(pkg.manifestPackageName)) { 9550 throw new PackageManagerException( 9551 "Duplicate static shared lib provider package"); 9552 } 9553 9554 // Static shared libraries should have at least O target SDK 9555 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 9556 throw new PackageManagerException( 9557 "Packages declaring static-shared libs must target O SDK or higher"); 9558 } 9559 9560 // Package declaring static a shared lib cannot be instant apps 9561 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 9562 throw new PackageManagerException( 9563 "Packages declaring static-shared libs cannot be instant apps"); 9564 } 9565 9566 // Package declaring static a shared lib cannot be renamed since the package 9567 // name is synthetic and apps can't code around package manager internals. 9568 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 9569 throw new PackageManagerException( 9570 "Packages declaring static-shared libs cannot be renamed"); 9571 } 9572 9573 // Package declaring static a shared lib cannot declare child packages 9574 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 9575 throw new PackageManagerException( 9576 "Packages declaring static-shared libs cannot have child packages"); 9577 } 9578 9579 // Package declaring static a shared lib cannot declare dynamic libs 9580 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 9581 throw new PackageManagerException( 9582 "Packages declaring static-shared libs cannot declare dynamic libs"); 9583 } 9584 9585 // Package declaring static a shared lib cannot declare shared users 9586 if (pkg.mSharedUserId != null) { 9587 throw new PackageManagerException( 9588 "Packages declaring static-shared libs cannot declare shared users"); 9589 } 9590 9591 // Static shared libs cannot declare activities 9592 if (!pkg.activities.isEmpty()) { 9593 throw new PackageManagerException( 9594 "Static shared libs cannot declare activities"); 9595 } 9596 9597 // Static shared libs cannot declare services 9598 if (!pkg.services.isEmpty()) { 9599 throw new PackageManagerException( 9600 "Static shared libs cannot declare services"); 9601 } 9602 9603 // Static shared libs cannot declare providers 9604 if (!pkg.providers.isEmpty()) { 9605 throw new PackageManagerException( 9606 "Static shared libs cannot declare content providers"); 9607 } 9608 9609 // Static shared libs cannot declare receivers 9610 if (!pkg.receivers.isEmpty()) { 9611 throw new PackageManagerException( 9612 "Static shared libs cannot declare broadcast receivers"); 9613 } 9614 9615 // Static shared libs cannot declare permission groups 9616 if (!pkg.permissionGroups.isEmpty()) { 9617 throw new PackageManagerException( 9618 "Static shared libs cannot declare permission groups"); 9619 } 9620 9621 // Static shared libs cannot declare permissions 9622 if (!pkg.permissions.isEmpty()) { 9623 throw new PackageManagerException( 9624 "Static shared libs cannot declare permissions"); 9625 } 9626 9627 // Static shared libs cannot declare protected broadcasts 9628 if (pkg.protectedBroadcasts != null) { 9629 throw new PackageManagerException( 9630 "Static shared libs cannot declare protected broadcasts"); 9631 } 9632 9633 // Static shared libs cannot be overlay targets 9634 if (pkg.mOverlayTarget != null) { 9635 throw new PackageManagerException( 9636 "Static shared libs cannot be overlay targets"); 9637 } 9638 9639 // The version codes must be ordered as lib versions 9640 int minVersionCode = Integer.MIN_VALUE; 9641 int maxVersionCode = Integer.MAX_VALUE; 9642 9643 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9644 pkg.staticSharedLibName); 9645 if (versionedLib != null) { 9646 final int versionCount = versionedLib.size(); 9647 for (int i = 0; i < versionCount; i++) { 9648 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 9649 // TODO: We will change version code to long, so in the new API it is long 9650 final int libVersionCode = (int) libInfo.getDeclaringPackage() 9651 .getVersionCode(); 9652 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 9653 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 9654 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 9655 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 9656 } else { 9657 minVersionCode = maxVersionCode = libVersionCode; 9658 break; 9659 } 9660 } 9661 } 9662 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 9663 throw new PackageManagerException("Static shared" 9664 + " lib version codes must be ordered as lib versions"); 9665 } 9666 } 9667 9668 // Only privileged apps and updated privileged apps can add child packages. 9669 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 9670 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 9671 throw new PackageManagerException("Only privileged apps can add child " 9672 + "packages. Ignoring package " + pkg.packageName); 9673 } 9674 final int childCount = pkg.childPackages.size(); 9675 for (int i = 0; i < childCount; i++) { 9676 PackageParser.Package childPkg = pkg.childPackages.get(i); 9677 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 9678 childPkg.packageName)) { 9679 throw new PackageManagerException("Can't override child of " 9680 + "another disabled app. Ignoring package " + pkg.packageName); 9681 } 9682 } 9683 } 9684 9685 // If we're only installing presumed-existing packages, require that the 9686 // scanned APK is both already known and at the path previously established 9687 // for it. Previously unknown packages we pick up normally, but if we have an 9688 // a priori expectation about this package's install presence, enforce it. 9689 // With a singular exception for new system packages. When an OTA contains 9690 // a new system package, we allow the codepath to change from a system location 9691 // to the user-installed location. If we don't allow this change, any newer, 9692 // user-installed version of the application will be ignored. 9693 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 9694 if (mExpectingBetter.containsKey(pkg.packageName)) { 9695 logCriticalInfo(Log.WARN, 9696 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 9697 } else { 9698 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 9699 if (known != null) { 9700 if (DEBUG_PACKAGE_SCANNING) { 9701 Log.d(TAG, "Examining " + pkg.codePath 9702 + " and requiring known paths " + known.codePathString 9703 + " & " + known.resourcePathString); 9704 } 9705 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 9706 || !pkg.applicationInfo.getResourcePath().equals( 9707 known.resourcePathString)) { 9708 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 9709 "Application package " + pkg.packageName 9710 + " found at " + pkg.applicationInfo.getCodePath() 9711 + " but expected at " + known.codePathString 9712 + "; ignoring."); 9713 } 9714 } 9715 } 9716 } 9717 9718 // Verify that this new package doesn't have any content providers 9719 // that conflict with existing packages. Only do this if the 9720 // package isn't already installed, since we don't want to break 9721 // things that are installed. 9722 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 9723 final int N = pkg.providers.size(); 9724 int i; 9725 for (i=0; i<N; i++) { 9726 PackageParser.Provider p = pkg.providers.get(i); 9727 if (p.info.authority != null) { 9728 String names[] = p.info.authority.split(";"); 9729 for (int j = 0; j < names.length; j++) { 9730 if (mProvidersByAuthority.containsKey(names[j])) { 9731 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 9732 final String otherPackageName = 9733 ((other != null && other.getComponentName() != null) ? 9734 other.getComponentName().getPackageName() : "?"); 9735 throw new PackageManagerException( 9736 INSTALL_FAILED_CONFLICTING_PROVIDER, 9737 "Can't install because provider name " + names[j] 9738 + " (in package " + pkg.applicationInfo.packageName 9739 + ") is already used by " + otherPackageName); 9740 } 9741 } 9742 } 9743 } 9744 } 9745 } 9746 } 9747 9748 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 9749 int type, String declaringPackageName, int declaringVersionCode) { 9750 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9751 if (versionedLib == null) { 9752 versionedLib = new SparseArray<>(); 9753 mSharedLibraries.put(name, versionedLib); 9754 if (type == SharedLibraryInfo.TYPE_STATIC) { 9755 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 9756 } 9757 } else if (versionedLib.indexOfKey(version) >= 0) { 9758 return false; 9759 } 9760 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 9761 version, type, declaringPackageName, declaringVersionCode); 9762 versionedLib.put(version, libEntry); 9763 return true; 9764 } 9765 9766 private boolean removeSharedLibraryLPw(String name, int version) { 9767 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9768 if (versionedLib == null) { 9769 return false; 9770 } 9771 final int libIdx = versionedLib.indexOfKey(version); 9772 if (libIdx < 0) { 9773 return false; 9774 } 9775 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 9776 versionedLib.remove(version); 9777 if (versionedLib.size() <= 0) { 9778 mSharedLibraries.remove(name); 9779 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 9780 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 9781 .getPackageName()); 9782 } 9783 } 9784 return true; 9785 } 9786 9787 /** 9788 * Adds a scanned package to the system. When this method is finished, the package will 9789 * be available for query, resolution, etc... 9790 */ 9791 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 9792 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 9793 final String pkgName = pkg.packageName; 9794 if (mCustomResolverComponentName != null && 9795 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 9796 setUpCustomResolverActivity(pkg); 9797 } 9798 9799 if (pkg.packageName.equals("android")) { 9800 synchronized (mPackages) { 9801 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9802 // Set up information for our fall-back user intent resolution activity. 9803 mPlatformPackage = pkg; 9804 pkg.mVersionCode = mSdkVersion; 9805 mAndroidApplication = pkg.applicationInfo; 9806 if (!mResolverReplaced) { 9807 mResolveActivity.applicationInfo = mAndroidApplication; 9808 mResolveActivity.name = ResolverActivity.class.getName(); 9809 mResolveActivity.packageName = mAndroidApplication.packageName; 9810 mResolveActivity.processName = "system:ui"; 9811 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9812 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 9813 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 9814 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 9815 mResolveActivity.exported = true; 9816 mResolveActivity.enabled = true; 9817 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 9818 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 9819 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 9820 | ActivityInfo.CONFIG_SCREEN_LAYOUT 9821 | ActivityInfo.CONFIG_ORIENTATION 9822 | ActivityInfo.CONFIG_KEYBOARD 9823 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 9824 mResolveInfo.activityInfo = mResolveActivity; 9825 mResolveInfo.priority = 0; 9826 mResolveInfo.preferredOrder = 0; 9827 mResolveInfo.match = 0; 9828 mResolveComponentName = new ComponentName( 9829 mAndroidApplication.packageName, mResolveActivity.name); 9830 } 9831 } 9832 } 9833 } 9834 9835 ArrayList<PackageParser.Package> clientLibPkgs = null; 9836 // writer 9837 synchronized (mPackages) { 9838 boolean hasStaticSharedLibs = false; 9839 9840 // Any app can add new static shared libraries 9841 if (pkg.staticSharedLibName != null) { 9842 // Static shared libs don't allow renaming as they have synthetic package 9843 // names to allow install of multiple versions, so use name from manifest. 9844 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 9845 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 9846 pkg.manifestPackageName, pkg.mVersionCode)) { 9847 hasStaticSharedLibs = true; 9848 } else { 9849 Slog.w(TAG, "Package " + pkg.packageName + " library " 9850 + pkg.staticSharedLibName + " already exists; skipping"); 9851 } 9852 // Static shared libs cannot be updated once installed since they 9853 // use synthetic package name which includes the version code, so 9854 // not need to update other packages's shared lib dependencies. 9855 } 9856 9857 if (!hasStaticSharedLibs 9858 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9859 // Only system apps can add new dynamic shared libraries. 9860 if (pkg.libraryNames != null) { 9861 for (int i = 0; i < pkg.libraryNames.size(); i++) { 9862 String name = pkg.libraryNames.get(i); 9863 boolean allowed = false; 9864 if (pkg.isUpdatedSystemApp()) { 9865 // New library entries can only be added through the 9866 // system image. This is important to get rid of a lot 9867 // of nasty edge cases: for example if we allowed a non- 9868 // system update of the app to add a library, then uninstalling 9869 // the update would make the library go away, and assumptions 9870 // we made such as through app install filtering would now 9871 // have allowed apps on the device which aren't compatible 9872 // with it. Better to just have the restriction here, be 9873 // conservative, and create many fewer cases that can negatively 9874 // impact the user experience. 9875 final PackageSetting sysPs = mSettings 9876 .getDisabledSystemPkgLPr(pkg.packageName); 9877 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 9878 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 9879 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 9880 allowed = true; 9881 break; 9882 } 9883 } 9884 } 9885 } else { 9886 allowed = true; 9887 } 9888 if (allowed) { 9889 if (!addSharedLibraryLPw(null, pkg.packageName, name, 9890 SharedLibraryInfo.VERSION_UNDEFINED, 9891 SharedLibraryInfo.TYPE_DYNAMIC, 9892 pkg.packageName, pkg.mVersionCode)) { 9893 Slog.w(TAG, "Package " + pkg.packageName + " library " 9894 + name + " already exists; skipping"); 9895 } 9896 } else { 9897 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 9898 + name + " that is not declared on system image; skipping"); 9899 } 9900 } 9901 9902 if ((scanFlags & SCAN_BOOTING) == 0) { 9903 // If we are not booting, we need to update any applications 9904 // that are clients of our shared library. If we are booting, 9905 // this will all be done once the scan is complete. 9906 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 9907 } 9908 } 9909 } 9910 } 9911 9912 if ((scanFlags & SCAN_BOOTING) != 0) { 9913 // No apps can run during boot scan, so they don't need to be frozen 9914 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 9915 // Caller asked to not kill app, so it's probably not frozen 9916 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 9917 // Caller asked us to ignore frozen check for some reason; they 9918 // probably didn't know the package name 9919 } else { 9920 // We're doing major surgery on this package, so it better be frozen 9921 // right now to keep it from launching 9922 checkPackageFrozen(pkgName); 9923 } 9924 9925 // Also need to kill any apps that are dependent on the library. 9926 if (clientLibPkgs != null) { 9927 for (int i=0; i<clientLibPkgs.size(); i++) { 9928 PackageParser.Package clientPkg = clientLibPkgs.get(i); 9929 killApplication(clientPkg.applicationInfo.packageName, 9930 clientPkg.applicationInfo.uid, "update lib"); 9931 } 9932 } 9933 9934 // writer 9935 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 9936 9937 boolean createIdmapFailed = false; 9938 synchronized (mPackages) { 9939 // We don't expect installation to fail beyond this point 9940 9941 if (pkgSetting.pkg != null) { 9942 // Note that |user| might be null during the initial boot scan. If a codePath 9943 // for an app has changed during a boot scan, it's due to an app update that's 9944 // part of the system partition and marker changes must be applied to all users. 9945 final int userId = ((user != null) ? user : UserHandle.ALL).getIdentifier(); 9946 final int[] userIds = resolveUserIds(userId); 9947 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, userIds); 9948 } 9949 9950 // Add the new setting to mSettings 9951 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 9952 // Add the new setting to mPackages 9953 mPackages.put(pkg.applicationInfo.packageName, pkg); 9954 // Make sure we don't accidentally delete its data. 9955 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 9956 while (iter.hasNext()) { 9957 PackageCleanItem item = iter.next(); 9958 if (pkgName.equals(item.packageName)) { 9959 iter.remove(); 9960 } 9961 } 9962 9963 // Add the package's KeySets to the global KeySetManagerService 9964 KeySetManagerService ksms = mSettings.mKeySetManagerService; 9965 ksms.addScannedPackageLPw(pkg); 9966 9967 int N = pkg.providers.size(); 9968 StringBuilder r = null; 9969 int i; 9970 for (i=0; i<N; i++) { 9971 PackageParser.Provider p = pkg.providers.get(i); 9972 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 9973 p.info.processName); 9974 mProviders.addProvider(p); 9975 p.syncable = p.info.isSyncable; 9976 if (p.info.authority != null) { 9977 String names[] = p.info.authority.split(";"); 9978 p.info.authority = null; 9979 for (int j = 0; j < names.length; j++) { 9980 if (j == 1 && p.syncable) { 9981 // We only want the first authority for a provider to possibly be 9982 // syncable, so if we already added this provider using a different 9983 // authority clear the syncable flag. We copy the provider before 9984 // changing it because the mProviders object contains a reference 9985 // to a provider that we don't want to change. 9986 // Only do this for the second authority since the resulting provider 9987 // object can be the same for all future authorities for this provider. 9988 p = new PackageParser.Provider(p); 9989 p.syncable = false; 9990 } 9991 if (!mProvidersByAuthority.containsKey(names[j])) { 9992 mProvidersByAuthority.put(names[j], p); 9993 if (p.info.authority == null) { 9994 p.info.authority = names[j]; 9995 } else { 9996 p.info.authority = p.info.authority + ";" + names[j]; 9997 } 9998 if (DEBUG_PACKAGE_SCANNING) { 9999 if (chatty) 10000 Log.d(TAG, "Registered content provider: " + names[j] 10001 + ", className = " + p.info.name + ", isSyncable = " 10002 + p.info.isSyncable); 10003 } 10004 } else { 10005 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10006 Slog.w(TAG, "Skipping provider name " + names[j] + 10007 " (in package " + pkg.applicationInfo.packageName + 10008 "): name already used by " 10009 + ((other != null && other.getComponentName() != null) 10010 ? other.getComponentName().getPackageName() : "?")); 10011 } 10012 } 10013 } 10014 if (chatty) { 10015 if (r == null) { 10016 r = new StringBuilder(256); 10017 } else { 10018 r.append(' '); 10019 } 10020 r.append(p.info.name); 10021 } 10022 } 10023 if (r != null) { 10024 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10025 } 10026 10027 N = pkg.services.size(); 10028 r = null; 10029 for (i=0; i<N; i++) { 10030 PackageParser.Service s = pkg.services.get(i); 10031 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10032 s.info.processName); 10033 mServices.addService(s); 10034 if (chatty) { 10035 if (r == null) { 10036 r = new StringBuilder(256); 10037 } else { 10038 r.append(' '); 10039 } 10040 r.append(s.info.name); 10041 } 10042 } 10043 if (r != null) { 10044 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10045 } 10046 10047 N = pkg.receivers.size(); 10048 r = null; 10049 for (i=0; i<N; i++) { 10050 PackageParser.Activity a = pkg.receivers.get(i); 10051 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10052 a.info.processName); 10053 mReceivers.addActivity(a, "receiver"); 10054 if (chatty) { 10055 if (r == null) { 10056 r = new StringBuilder(256); 10057 } else { 10058 r.append(' '); 10059 } 10060 r.append(a.info.name); 10061 } 10062 } 10063 if (r != null) { 10064 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10065 } 10066 10067 N = pkg.activities.size(); 10068 r = null; 10069 for (i=0; i<N; i++) { 10070 PackageParser.Activity a = pkg.activities.get(i); 10071 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10072 a.info.processName); 10073 mActivities.addActivity(a, "activity"); 10074 if (chatty) { 10075 if (r == null) { 10076 r = new StringBuilder(256); 10077 } else { 10078 r.append(' '); 10079 } 10080 r.append(a.info.name); 10081 } 10082 } 10083 if (r != null) { 10084 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10085 } 10086 10087 N = pkg.permissionGroups.size(); 10088 r = null; 10089 for (i=0; i<N; i++) { 10090 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 10091 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 10092 final String curPackageName = cur == null ? null : cur.info.packageName; 10093 // Dont allow ephemeral apps to define new permission groups. 10094 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10095 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10096 + pg.info.packageName 10097 + " ignored: instant apps cannot define new permission groups."); 10098 continue; 10099 } 10100 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 10101 if (cur == null || isPackageUpdate) { 10102 mPermissionGroups.put(pg.info.name, pg); 10103 if (chatty) { 10104 if (r == null) { 10105 r = new StringBuilder(256); 10106 } else { 10107 r.append(' '); 10108 } 10109 if (isPackageUpdate) { 10110 r.append("UPD:"); 10111 } 10112 r.append(pg.info.name); 10113 } 10114 } else { 10115 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 10116 + pg.info.packageName + " ignored: original from " 10117 + cur.info.packageName); 10118 if (chatty) { 10119 if (r == null) { 10120 r = new StringBuilder(256); 10121 } else { 10122 r.append(' '); 10123 } 10124 r.append("DUP:"); 10125 r.append(pg.info.name); 10126 } 10127 } 10128 } 10129 if (r != null) { 10130 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 10131 } 10132 10133 N = pkg.permissions.size(); 10134 r = null; 10135 for (i=0; i<N; i++) { 10136 PackageParser.Permission p = pkg.permissions.get(i); 10137 10138 // Dont allow ephemeral apps to define new permissions. 10139 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10140 Slog.w(TAG, "Permission " + p.info.name + " from package " 10141 + p.info.packageName 10142 + " ignored: instant apps cannot define new permissions."); 10143 continue; 10144 } 10145 10146 // Assume by default that we did not install this permission into the system. 10147 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 10148 10149 // Now that permission groups have a special meaning, we ignore permission 10150 // groups for legacy apps to prevent unexpected behavior. In particular, 10151 // permissions for one app being granted to someone just becase they happen 10152 // to be in a group defined by another app (before this had no implications). 10153 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 10154 p.group = mPermissionGroups.get(p.info.group); 10155 // Warn for a permission in an unknown group. 10156 if (p.info.group != null && p.group == null) { 10157 Slog.w(TAG, "Permission " + p.info.name + " from package " 10158 + p.info.packageName + " in an unknown group " + p.info.group); 10159 } 10160 } 10161 10162 ArrayMap<String, BasePermission> permissionMap = 10163 p.tree ? mSettings.mPermissionTrees 10164 : mSettings.mPermissions; 10165 BasePermission bp = permissionMap.get(p.info.name); 10166 10167 // Allow system apps to redefine non-system permissions 10168 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 10169 final boolean currentOwnerIsSystem = (bp.perm != null 10170 && isSystemApp(bp.perm.owner)); 10171 if (isSystemApp(p.owner)) { 10172 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 10173 // It's a built-in permission and no owner, take ownership now 10174 bp.packageSetting = pkgSetting; 10175 bp.perm = p; 10176 bp.uid = pkg.applicationInfo.uid; 10177 bp.sourcePackage = p.info.packageName; 10178 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10179 } else if (!currentOwnerIsSystem) { 10180 String msg = "New decl " + p.owner + " of permission " 10181 + p.info.name + " is system; overriding " + bp.sourcePackage; 10182 reportSettingsProblem(Log.WARN, msg); 10183 bp = null; 10184 } 10185 } 10186 } 10187 10188 if (bp == null) { 10189 bp = new BasePermission(p.info.name, p.info.packageName, 10190 BasePermission.TYPE_NORMAL); 10191 permissionMap.put(p.info.name, bp); 10192 } 10193 10194 if (bp.perm == null) { 10195 if (bp.sourcePackage == null 10196 || bp.sourcePackage.equals(p.info.packageName)) { 10197 BasePermission tree = findPermissionTreeLP(p.info.name); 10198 if (tree == null 10199 || tree.sourcePackage.equals(p.info.packageName)) { 10200 bp.packageSetting = pkgSetting; 10201 bp.perm = p; 10202 bp.uid = pkg.applicationInfo.uid; 10203 bp.sourcePackage = p.info.packageName; 10204 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 10205 if (chatty) { 10206 if (r == null) { 10207 r = new StringBuilder(256); 10208 } else { 10209 r.append(' '); 10210 } 10211 r.append(p.info.name); 10212 } 10213 } else { 10214 Slog.w(TAG, "Permission " + p.info.name + " from package " 10215 + p.info.packageName + " ignored: base tree " 10216 + tree.name + " is from package " 10217 + tree.sourcePackage); 10218 } 10219 } else { 10220 Slog.w(TAG, "Permission " + p.info.name + " from package " 10221 + p.info.packageName + " ignored: original from " 10222 + bp.sourcePackage); 10223 } 10224 } else if (chatty) { 10225 if (r == null) { 10226 r = new StringBuilder(256); 10227 } else { 10228 r.append(' '); 10229 } 10230 r.append("DUP:"); 10231 r.append(p.info.name); 10232 } 10233 if (bp.perm == p) { 10234 bp.protectionLevel = p.info.protectionLevel; 10235 } 10236 } 10237 10238 if (r != null) { 10239 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 10240 } 10241 10242 N = pkg.instrumentation.size(); 10243 r = null; 10244 for (i=0; i<N; i++) { 10245 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10246 a.info.packageName = pkg.applicationInfo.packageName; 10247 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10248 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10249 a.info.splitNames = pkg.splitNames; 10250 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10251 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10252 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10253 a.info.dataDir = pkg.applicationInfo.dataDir; 10254 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10255 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10256 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10257 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10258 mInstrumentation.put(a.getComponentName(), a); 10259 if (chatty) { 10260 if (r == null) { 10261 r = new StringBuilder(256); 10262 } else { 10263 r.append(' '); 10264 } 10265 r.append(a.info.name); 10266 } 10267 } 10268 if (r != null) { 10269 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10270 } 10271 10272 if (pkg.protectedBroadcasts != null) { 10273 N = pkg.protectedBroadcasts.size(); 10274 for (i=0; i<N; i++) { 10275 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10276 } 10277 } 10278 10279 // Create idmap files for pairs of (packages, overlay packages). 10280 // Note: "android", ie framework-res.apk, is handled by native layers. 10281 if (pkg.mOverlayTarget != null) { 10282 // This is an overlay package. 10283 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 10284 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 10285 mOverlays.put(pkg.mOverlayTarget, 10286 new ArrayMap<String, PackageParser.Package>()); 10287 } 10288 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 10289 map.put(pkg.packageName, pkg); 10290 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 10291 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 10292 createIdmapFailed = true; 10293 } 10294 } 10295 } else if (mOverlays.containsKey(pkg.packageName) && 10296 !pkg.packageName.equals("android")) { 10297 // This is a regular package, with one or more known overlay packages. 10298 createIdmapsForPackageLI(pkg); 10299 } 10300 } 10301 10302 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10303 10304 if (createIdmapFailed) { 10305 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10306 "scanPackageLI failed to createIdmap"); 10307 } 10308 } 10309 10310 private static void maybeRenameForeignDexMarkers(PackageParser.Package existing, 10311 PackageParser.Package update, int[] userIds) { 10312 if (existing.applicationInfo == null || update.applicationInfo == null) { 10313 // This isn't due to an app installation. 10314 return; 10315 } 10316 10317 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 10318 final File newCodePath = new File(update.applicationInfo.getCodePath()); 10319 10320 // The codePath hasn't changed, so there's nothing for us to do. 10321 if (Objects.equals(oldCodePath, newCodePath)) { 10322 return; 10323 } 10324 10325 File canonicalNewCodePath; 10326 try { 10327 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 10328 } catch (IOException e) { 10329 Slog.w(TAG, "Failed to get canonical path.", e); 10330 return; 10331 } 10332 10333 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 10334 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 10335 // that the last component of the path (i.e, the name) doesn't need canonicalization 10336 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 10337 // but may change in the future. Hopefully this function won't exist at that point. 10338 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 10339 oldCodePath.getName()); 10340 10341 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 10342 // with "@". 10343 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 10344 if (!oldMarkerPrefix.endsWith("@")) { 10345 oldMarkerPrefix += "@"; 10346 } 10347 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 10348 if (!newMarkerPrefix.endsWith("@")) { 10349 newMarkerPrefix += "@"; 10350 } 10351 10352 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 10353 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 10354 for (String updatedPath : updatedPaths) { 10355 String updatedPathName = new File(updatedPath).getName(); 10356 markerSuffixes.add(updatedPathName.replace('/', '@')); 10357 } 10358 10359 for (int userId : userIds) { 10360 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 10361 10362 for (String markerSuffix : markerSuffixes) { 10363 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 10364 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 10365 if (oldForeignUseMark.exists()) { 10366 try { 10367 Os.rename(oldForeignUseMark.getAbsolutePath(), 10368 newForeignUseMark.getAbsolutePath()); 10369 } catch (ErrnoException e) { 10370 Slog.w(TAG, "Failed to rename foreign use marker", e); 10371 oldForeignUseMark.delete(); 10372 } 10373 } 10374 } 10375 } 10376 } 10377 10378 /** 10379 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10380 * is derived purely on the basis of the contents of {@code scanFile} and 10381 * {@code cpuAbiOverride}. 10382 * 10383 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10384 */ 10385 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10386 String cpuAbiOverride, boolean extractLibs, 10387 File appLib32InstallDir) 10388 throws PackageManagerException { 10389 // Give ourselves some initial paths; we'll come back for another 10390 // pass once we've determined ABI below. 10391 setNativeLibraryPaths(pkg, appLib32InstallDir); 10392 10393 // We would never need to extract libs for forward-locked and external packages, 10394 // since the container service will do it for us. We shouldn't attempt to 10395 // extract libs from system app when it was not updated. 10396 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10397 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10398 extractLibs = false; 10399 } 10400 10401 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10402 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10403 10404 NativeLibraryHelper.Handle handle = null; 10405 try { 10406 handle = NativeLibraryHelper.Handle.create(pkg); 10407 // TODO(multiArch): This can be null for apps that didn't go through the 10408 // usual installation process. We can calculate it again, like we 10409 // do during install time. 10410 // 10411 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10412 // unnecessary. 10413 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10414 10415 // Null out the abis so that they can be recalculated. 10416 pkg.applicationInfo.primaryCpuAbi = null; 10417 pkg.applicationInfo.secondaryCpuAbi = null; 10418 if (isMultiArch(pkg.applicationInfo)) { 10419 // Warn if we've set an abiOverride for multi-lib packages.. 10420 // By definition, we need to copy both 32 and 64 bit libraries for 10421 // such packages. 10422 if (pkg.cpuAbiOverride != null 10423 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10424 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10425 } 10426 10427 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10428 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10429 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10430 if (extractLibs) { 10431 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10432 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10433 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10434 useIsaSpecificSubdirs); 10435 } else { 10436 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10437 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10438 } 10439 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10440 } 10441 10442 maybeThrowExceptionForMultiArchCopy( 10443 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10444 10445 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10446 if (extractLibs) { 10447 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10448 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10449 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10450 useIsaSpecificSubdirs); 10451 } else { 10452 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10453 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10454 } 10455 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10456 } 10457 10458 maybeThrowExceptionForMultiArchCopy( 10459 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10460 10461 if (abi64 >= 0) { 10462 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10463 } 10464 10465 if (abi32 >= 0) { 10466 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10467 if (abi64 >= 0) { 10468 if (pkg.use32bitAbi) { 10469 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10470 pkg.applicationInfo.primaryCpuAbi = abi; 10471 } else { 10472 pkg.applicationInfo.secondaryCpuAbi = abi; 10473 } 10474 } else { 10475 pkg.applicationInfo.primaryCpuAbi = abi; 10476 } 10477 } 10478 10479 } else { 10480 String[] abiList = (cpuAbiOverride != null) ? 10481 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10482 10483 // Enable gross and lame hacks for apps that are built with old 10484 // SDK tools. We must scan their APKs for renderscript bitcode and 10485 // not launch them if it's present. Don't bother checking on devices 10486 // that don't have 64 bit support. 10487 boolean needsRenderScriptOverride = false; 10488 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10489 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10490 abiList = Build.SUPPORTED_32_BIT_ABIS; 10491 needsRenderScriptOverride = true; 10492 } 10493 10494 final int copyRet; 10495 if (extractLibs) { 10496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10497 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10498 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10499 } else { 10500 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10501 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10502 } 10503 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10504 10505 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10506 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10507 "Error unpackaging native libs for app, errorCode=" + copyRet); 10508 } 10509 10510 if (copyRet >= 0) { 10511 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 10512 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 10513 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 10514 } else if (needsRenderScriptOverride) { 10515 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 10516 } 10517 } 10518 } catch (IOException ioe) { 10519 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 10520 } finally { 10521 IoUtils.closeQuietly(handle); 10522 } 10523 10524 // Now that we've calculated the ABIs and determined if it's an internal app, 10525 // we will go ahead and populate the nativeLibraryPath. 10526 setNativeLibraryPaths(pkg, appLib32InstallDir); 10527 } 10528 10529 /** 10530 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 10531 * i.e, so that all packages can be run inside a single process if required. 10532 * 10533 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 10534 * this function will either try and make the ABI for all packages in {@code packagesForUser} 10535 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 10536 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 10537 * updating a package that belongs to a shared user. 10538 * 10539 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 10540 * adds unnecessary complexity. 10541 */ 10542 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 10543 PackageParser.Package scannedPackage) { 10544 String requiredInstructionSet = null; 10545 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 10546 requiredInstructionSet = VMRuntime.getInstructionSet( 10547 scannedPackage.applicationInfo.primaryCpuAbi); 10548 } 10549 10550 PackageSetting requirer = null; 10551 for (PackageSetting ps : packagesForUser) { 10552 // If packagesForUser contains scannedPackage, we skip it. This will happen 10553 // when scannedPackage is an update of an existing package. Without this check, 10554 // we will never be able to change the ABI of any package belonging to a shared 10555 // user, even if it's compatible with other packages. 10556 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10557 if (ps.primaryCpuAbiString == null) { 10558 continue; 10559 } 10560 10561 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 10562 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 10563 // We have a mismatch between instruction sets (say arm vs arm64) warn about 10564 // this but there's not much we can do. 10565 String errorMessage = "Instruction set mismatch, " 10566 + ((requirer == null) ? "[caller]" : requirer) 10567 + " requires " + requiredInstructionSet + " whereas " + ps 10568 + " requires " + instructionSet; 10569 Slog.w(TAG, errorMessage); 10570 } 10571 10572 if (requiredInstructionSet == null) { 10573 requiredInstructionSet = instructionSet; 10574 requirer = ps; 10575 } 10576 } 10577 } 10578 10579 if (requiredInstructionSet != null) { 10580 String adjustedAbi; 10581 if (requirer != null) { 10582 // requirer != null implies that either scannedPackage was null or that scannedPackage 10583 // did not require an ABI, in which case we have to adjust scannedPackage to match 10584 // the ABI of the set (which is the same as requirer's ABI) 10585 adjustedAbi = requirer.primaryCpuAbiString; 10586 if (scannedPackage != null) { 10587 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 10588 } 10589 } else { 10590 // requirer == null implies that we're updating all ABIs in the set to 10591 // match scannedPackage. 10592 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 10593 } 10594 10595 for (PackageSetting ps : packagesForUser) { 10596 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 10597 if (ps.primaryCpuAbiString != null) { 10598 continue; 10599 } 10600 10601 ps.primaryCpuAbiString = adjustedAbi; 10602 if (ps.pkg != null && ps.pkg.applicationInfo != null && 10603 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 10604 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 10605 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 10606 + " (requirer=" 10607 + (requirer == null ? "null" : requirer.pkg.packageName) 10608 + ", scannedPackage=" 10609 + (scannedPackage != null ? scannedPackage.packageName : "null") 10610 + ")"); 10611 try { 10612 mInstaller.rmdex(ps.codePathString, 10613 getDexCodeInstructionSet(getPreferredInstructionSet())); 10614 } catch (InstallerException ignored) { 10615 } 10616 } 10617 } 10618 } 10619 } 10620 } 10621 10622 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 10623 synchronized (mPackages) { 10624 mResolverReplaced = true; 10625 // Set up information for custom user intent resolution activity. 10626 mResolveActivity.applicationInfo = pkg.applicationInfo; 10627 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 10628 mResolveActivity.packageName = pkg.applicationInfo.packageName; 10629 mResolveActivity.processName = pkg.applicationInfo.packageName; 10630 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10631 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 10632 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10633 mResolveActivity.theme = 0; 10634 mResolveActivity.exported = true; 10635 mResolveActivity.enabled = true; 10636 mResolveInfo.activityInfo = mResolveActivity; 10637 mResolveInfo.priority = 0; 10638 mResolveInfo.preferredOrder = 0; 10639 mResolveInfo.match = 0; 10640 mResolveComponentName = mCustomResolverComponentName; 10641 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 10642 mResolveComponentName); 10643 } 10644 } 10645 10646 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 10647 if (installerComponent == null) { 10648 if (DEBUG_EPHEMERAL) { 10649 Slog.d(TAG, "Clear ephemeral installer activity"); 10650 } 10651 mEphemeralInstallerActivity.applicationInfo = null; 10652 return; 10653 } 10654 10655 if (DEBUG_EPHEMERAL) { 10656 Slog.d(TAG, "Set ephemeral installer activity: " + installerComponent); 10657 } 10658 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 10659 // Set up information for ephemeral installer activity 10660 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 10661 mEphemeralInstallerActivity.name = installerComponent.getClassName(); 10662 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 10663 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 10664 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10665 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 10666 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 10667 mEphemeralInstallerActivity.theme = 0; 10668 mEphemeralInstallerActivity.exported = true; 10669 mEphemeralInstallerActivity.enabled = true; 10670 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 10671 mEphemeralInstallerInfo.priority = 0; 10672 mEphemeralInstallerInfo.preferredOrder = 1; 10673 mEphemeralInstallerInfo.isDefault = true; 10674 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 10675 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 10676 } 10677 10678 private static String calculateBundledApkRoot(final String codePathString) { 10679 final File codePath = new File(codePathString); 10680 final File codeRoot; 10681 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 10682 codeRoot = Environment.getRootDirectory(); 10683 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 10684 codeRoot = Environment.getOemDirectory(); 10685 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 10686 codeRoot = Environment.getVendorDirectory(); 10687 } else { 10688 // Unrecognized code path; take its top real segment as the apk root: 10689 // e.g. /something/app/blah.apk => /something 10690 try { 10691 File f = codePath.getCanonicalFile(); 10692 File parent = f.getParentFile(); // non-null because codePath is a file 10693 File tmp; 10694 while ((tmp = parent.getParentFile()) != null) { 10695 f = parent; 10696 parent = tmp; 10697 } 10698 codeRoot = f; 10699 Slog.w(TAG, "Unrecognized code path " 10700 + codePath + " - using " + codeRoot); 10701 } catch (IOException e) { 10702 // Can't canonicalize the code path -- shenanigans? 10703 Slog.w(TAG, "Can't canonicalize code path " + codePath); 10704 return Environment.getRootDirectory().getPath(); 10705 } 10706 } 10707 return codeRoot.getPath(); 10708 } 10709 10710 /** 10711 * Derive and set the location of native libraries for the given package, 10712 * which varies depending on where and how the package was installed. 10713 */ 10714 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 10715 final ApplicationInfo info = pkg.applicationInfo; 10716 final String codePath = pkg.codePath; 10717 final File codeFile = new File(codePath); 10718 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 10719 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 10720 10721 info.nativeLibraryRootDir = null; 10722 info.nativeLibraryRootRequiresIsa = false; 10723 info.nativeLibraryDir = null; 10724 info.secondaryNativeLibraryDir = null; 10725 10726 if (isApkFile(codeFile)) { 10727 // Monolithic install 10728 if (bundledApp) { 10729 // If "/system/lib64/apkname" exists, assume that is the per-package 10730 // native library directory to use; otherwise use "/system/lib/apkname". 10731 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 10732 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 10733 getPrimaryInstructionSet(info)); 10734 10735 // This is a bundled system app so choose the path based on the ABI. 10736 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 10737 // is just the default path. 10738 final String apkName = deriveCodePathName(codePath); 10739 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 10740 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 10741 apkName).getAbsolutePath(); 10742 10743 if (info.secondaryCpuAbi != null) { 10744 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 10745 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 10746 secondaryLibDir, apkName).getAbsolutePath(); 10747 } 10748 } else if (asecApp) { 10749 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 10750 .getAbsolutePath(); 10751 } else { 10752 final String apkName = deriveCodePathName(codePath); 10753 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 10754 .getAbsolutePath(); 10755 } 10756 10757 info.nativeLibraryRootRequiresIsa = false; 10758 info.nativeLibraryDir = info.nativeLibraryRootDir; 10759 } else { 10760 // Cluster install 10761 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 10762 info.nativeLibraryRootRequiresIsa = true; 10763 10764 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 10765 getPrimaryInstructionSet(info)).getAbsolutePath(); 10766 10767 if (info.secondaryCpuAbi != null) { 10768 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 10769 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 10770 } 10771 } 10772 } 10773 10774 /** 10775 * Calculate the abis and roots for a bundled app. These can uniquely 10776 * be determined from the contents of the system partition, i.e whether 10777 * it contains 64 or 32 bit shared libraries etc. We do not validate any 10778 * of this information, and instead assume that the system was built 10779 * sensibly. 10780 */ 10781 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 10782 PackageSetting pkgSetting) { 10783 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 10784 10785 // If "/system/lib64/apkname" exists, assume that is the per-package 10786 // native library directory to use; otherwise use "/system/lib/apkname". 10787 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 10788 setBundledAppAbi(pkg, apkRoot, apkName); 10789 // pkgSetting might be null during rescan following uninstall of updates 10790 // to a bundled app, so accommodate that possibility. The settings in 10791 // that case will be established later from the parsed package. 10792 // 10793 // If the settings aren't null, sync them up with what we've just derived. 10794 // note that apkRoot isn't stored in the package settings. 10795 if (pkgSetting != null) { 10796 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10797 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10798 } 10799 } 10800 10801 /** 10802 * Deduces the ABI of a bundled app and sets the relevant fields on the 10803 * parsed pkg object. 10804 * 10805 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 10806 * under which system libraries are installed. 10807 * @param apkName the name of the installed package. 10808 */ 10809 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 10810 final File codeFile = new File(pkg.codePath); 10811 10812 final boolean has64BitLibs; 10813 final boolean has32BitLibs; 10814 if (isApkFile(codeFile)) { 10815 // Monolithic install 10816 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 10817 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 10818 } else { 10819 // Cluster install 10820 final File rootDir = new File(codeFile, LIB_DIR_NAME); 10821 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 10822 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 10823 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 10824 has64BitLibs = (new File(rootDir, isa)).exists(); 10825 } else { 10826 has64BitLibs = false; 10827 } 10828 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 10829 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 10830 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 10831 has32BitLibs = (new File(rootDir, isa)).exists(); 10832 } else { 10833 has32BitLibs = false; 10834 } 10835 } 10836 10837 if (has64BitLibs && !has32BitLibs) { 10838 // The package has 64 bit libs, but not 32 bit libs. Its primary 10839 // ABI should be 64 bit. We can safely assume here that the bundled 10840 // native libraries correspond to the most preferred ABI in the list. 10841 10842 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10843 pkg.applicationInfo.secondaryCpuAbi = null; 10844 } else if (has32BitLibs && !has64BitLibs) { 10845 // The package has 32 bit libs but not 64 bit libs. Its primary 10846 // ABI should be 32 bit. 10847 10848 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10849 pkg.applicationInfo.secondaryCpuAbi = null; 10850 } else if (has32BitLibs && has64BitLibs) { 10851 // The application has both 64 and 32 bit bundled libraries. We check 10852 // here that the app declares multiArch support, and warn if it doesn't. 10853 // 10854 // We will be lenient here and record both ABIs. The primary will be the 10855 // ABI that's higher on the list, i.e, a device that's configured to prefer 10856 // 64 bit apps will see a 64 bit primary ABI, 10857 10858 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 10859 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 10860 } 10861 10862 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 10863 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10864 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10865 } else { 10866 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 10867 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 10868 } 10869 } else { 10870 pkg.applicationInfo.primaryCpuAbi = null; 10871 pkg.applicationInfo.secondaryCpuAbi = null; 10872 } 10873 } 10874 10875 private void killApplication(String pkgName, int appId, String reason) { 10876 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 10877 } 10878 10879 private void killApplication(String pkgName, int appId, int userId, String reason) { 10880 // Request the ActivityManager to kill the process(only for existing packages) 10881 // so that we do not end up in a confused state while the user is still using the older 10882 // version of the application while the new one gets installed. 10883 final long token = Binder.clearCallingIdentity(); 10884 try { 10885 IActivityManager am = ActivityManager.getService(); 10886 if (am != null) { 10887 try { 10888 am.killApplication(pkgName, appId, userId, reason); 10889 } catch (RemoteException e) { 10890 } 10891 } 10892 } finally { 10893 Binder.restoreCallingIdentity(token); 10894 } 10895 } 10896 10897 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 10898 // Remove the parent package setting 10899 PackageSetting ps = (PackageSetting) pkg.mExtras; 10900 if (ps != null) { 10901 removePackageLI(ps, chatty); 10902 } 10903 // Remove the child package setting 10904 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10905 for (int i = 0; i < childCount; i++) { 10906 PackageParser.Package childPkg = pkg.childPackages.get(i); 10907 ps = (PackageSetting) childPkg.mExtras; 10908 if (ps != null) { 10909 removePackageLI(ps, chatty); 10910 } 10911 } 10912 } 10913 10914 void removePackageLI(PackageSetting ps, boolean chatty) { 10915 if (DEBUG_INSTALL) { 10916 if (chatty) 10917 Log.d(TAG, "Removing package " + ps.name); 10918 } 10919 10920 // writer 10921 synchronized (mPackages) { 10922 mPackages.remove(ps.name); 10923 final PackageParser.Package pkg = ps.pkg; 10924 if (pkg != null) { 10925 cleanPackageDataStructuresLILPw(pkg, chatty); 10926 } 10927 } 10928 } 10929 10930 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 10931 if (DEBUG_INSTALL) { 10932 if (chatty) 10933 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 10934 } 10935 10936 // writer 10937 synchronized (mPackages) { 10938 // Remove the parent package 10939 mPackages.remove(pkg.applicationInfo.packageName); 10940 cleanPackageDataStructuresLILPw(pkg, chatty); 10941 10942 // Remove the child packages 10943 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 10944 for (int i = 0; i < childCount; i++) { 10945 PackageParser.Package childPkg = pkg.childPackages.get(i); 10946 mPackages.remove(childPkg.applicationInfo.packageName); 10947 cleanPackageDataStructuresLILPw(childPkg, chatty); 10948 } 10949 } 10950 } 10951 10952 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 10953 int N = pkg.providers.size(); 10954 StringBuilder r = null; 10955 int i; 10956 for (i=0; i<N; i++) { 10957 PackageParser.Provider p = pkg.providers.get(i); 10958 mProviders.removeProvider(p); 10959 if (p.info.authority == null) { 10960 10961 /* There was another ContentProvider with this authority when 10962 * this app was installed so this authority is null, 10963 * Ignore it as we don't have to unregister the provider. 10964 */ 10965 continue; 10966 } 10967 String names[] = p.info.authority.split(";"); 10968 for (int j = 0; j < names.length; j++) { 10969 if (mProvidersByAuthority.get(names[j]) == p) { 10970 mProvidersByAuthority.remove(names[j]); 10971 if (DEBUG_REMOVE) { 10972 if (chatty) 10973 Log.d(TAG, "Unregistered content provider: " + names[j] 10974 + ", className = " + p.info.name + ", isSyncable = " 10975 + p.info.isSyncable); 10976 } 10977 } 10978 } 10979 if (DEBUG_REMOVE && chatty) { 10980 if (r == null) { 10981 r = new StringBuilder(256); 10982 } else { 10983 r.append(' '); 10984 } 10985 r.append(p.info.name); 10986 } 10987 } 10988 if (r != null) { 10989 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 10990 } 10991 10992 N = pkg.services.size(); 10993 r = null; 10994 for (i=0; i<N; i++) { 10995 PackageParser.Service s = pkg.services.get(i); 10996 mServices.removeService(s); 10997 if (chatty) { 10998 if (r == null) { 10999 r = new StringBuilder(256); 11000 } else { 11001 r.append(' '); 11002 } 11003 r.append(s.info.name); 11004 } 11005 } 11006 if (r != null) { 11007 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11008 } 11009 11010 N = pkg.receivers.size(); 11011 r = null; 11012 for (i=0; i<N; i++) { 11013 PackageParser.Activity a = pkg.receivers.get(i); 11014 mReceivers.removeActivity(a, "receiver"); 11015 if (DEBUG_REMOVE && chatty) { 11016 if (r == null) { 11017 r = new StringBuilder(256); 11018 } else { 11019 r.append(' '); 11020 } 11021 r.append(a.info.name); 11022 } 11023 } 11024 if (r != null) { 11025 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11026 } 11027 11028 N = pkg.activities.size(); 11029 r = null; 11030 for (i=0; i<N; i++) { 11031 PackageParser.Activity a = pkg.activities.get(i); 11032 mActivities.removeActivity(a, "activity"); 11033 if (DEBUG_REMOVE && chatty) { 11034 if (r == null) { 11035 r = new StringBuilder(256); 11036 } else { 11037 r.append(' '); 11038 } 11039 r.append(a.info.name); 11040 } 11041 } 11042 if (r != null) { 11043 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11044 } 11045 11046 N = pkg.permissions.size(); 11047 r = null; 11048 for (i=0; i<N; i++) { 11049 PackageParser.Permission p = pkg.permissions.get(i); 11050 BasePermission bp = mSettings.mPermissions.get(p.info.name); 11051 if (bp == null) { 11052 bp = mSettings.mPermissionTrees.get(p.info.name); 11053 } 11054 if (bp != null && bp.perm == p) { 11055 bp.perm = null; 11056 if (DEBUG_REMOVE && chatty) { 11057 if (r == null) { 11058 r = new StringBuilder(256); 11059 } else { 11060 r.append(' '); 11061 } 11062 r.append(p.info.name); 11063 } 11064 } 11065 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11066 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 11067 if (appOpPkgs != null) { 11068 appOpPkgs.remove(pkg.packageName); 11069 } 11070 } 11071 } 11072 if (r != null) { 11073 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11074 } 11075 11076 N = pkg.requestedPermissions.size(); 11077 r = null; 11078 for (i=0; i<N; i++) { 11079 String perm = pkg.requestedPermissions.get(i); 11080 BasePermission bp = mSettings.mPermissions.get(perm); 11081 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11082 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 11083 if (appOpPkgs != null) { 11084 appOpPkgs.remove(pkg.packageName); 11085 if (appOpPkgs.isEmpty()) { 11086 mAppOpPermissionPackages.remove(perm); 11087 } 11088 } 11089 } 11090 } 11091 if (r != null) { 11092 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 11093 } 11094 11095 N = pkg.instrumentation.size(); 11096 r = null; 11097 for (i=0; i<N; i++) { 11098 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11099 mInstrumentation.remove(a.getComponentName()); 11100 if (DEBUG_REMOVE && chatty) { 11101 if (r == null) { 11102 r = new StringBuilder(256); 11103 } else { 11104 r.append(' '); 11105 } 11106 r.append(a.info.name); 11107 } 11108 } 11109 if (r != null) { 11110 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11111 } 11112 11113 r = null; 11114 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11115 // Only system apps can hold shared libraries. 11116 if (pkg.libraryNames != null) { 11117 for (i = 0; i < pkg.libraryNames.size(); i++) { 11118 String name = pkg.libraryNames.get(i); 11119 if (removeSharedLibraryLPw(name, 0)) { 11120 if (DEBUG_REMOVE && chatty) { 11121 if (r == null) { 11122 r = new StringBuilder(256); 11123 } else { 11124 r.append(' '); 11125 } 11126 r.append(name); 11127 } 11128 } 11129 } 11130 } 11131 } 11132 11133 r = null; 11134 11135 // Any package can hold static shared libraries. 11136 if (pkg.staticSharedLibName != null) { 11137 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11138 if (DEBUG_REMOVE && chatty) { 11139 if (r == null) { 11140 r = new StringBuilder(256); 11141 } else { 11142 r.append(' '); 11143 } 11144 r.append(pkg.staticSharedLibName); 11145 } 11146 } 11147 } 11148 11149 if (r != null) { 11150 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11151 } 11152 } 11153 11154 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 11155 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 11156 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 11157 return true; 11158 } 11159 } 11160 return false; 11161 } 11162 11163 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11164 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11165 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11166 11167 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11168 // Update the parent permissions 11169 updatePermissionsLPw(pkg.packageName, pkg, flags); 11170 // Update the child permissions 11171 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11172 for (int i = 0; i < childCount; i++) { 11173 PackageParser.Package childPkg = pkg.childPackages.get(i); 11174 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11175 } 11176 } 11177 11178 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11179 int flags) { 11180 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11181 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 11182 } 11183 11184 private void updatePermissionsLPw(String changingPkg, 11185 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11186 // Make sure there are no dangling permission trees. 11187 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 11188 while (it.hasNext()) { 11189 final BasePermission bp = it.next(); 11190 if (bp.packageSetting == null) { 11191 // We may not yet have parsed the package, so just see if 11192 // we still know about its settings. 11193 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11194 } 11195 if (bp.packageSetting == null) { 11196 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 11197 + " from package " + bp.sourcePackage); 11198 it.remove(); 11199 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11200 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11201 Slog.i(TAG, "Removing old permission tree: " + bp.name 11202 + " from package " + bp.sourcePackage); 11203 flags |= UPDATE_PERMISSIONS_ALL; 11204 it.remove(); 11205 } 11206 } 11207 } 11208 11209 // Make sure all dynamic permissions have been assigned to a package, 11210 // and make sure there are no dangling permissions. 11211 it = mSettings.mPermissions.values().iterator(); 11212 while (it.hasNext()) { 11213 final BasePermission bp = it.next(); 11214 if (bp.type == BasePermission.TYPE_DYNAMIC) { 11215 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 11216 + bp.name + " pkg=" + bp.sourcePackage 11217 + " info=" + bp.pendingInfo); 11218 if (bp.packageSetting == null && bp.pendingInfo != null) { 11219 final BasePermission tree = findPermissionTreeLP(bp.name); 11220 if (tree != null && tree.perm != null) { 11221 bp.packageSetting = tree.packageSetting; 11222 bp.perm = new PackageParser.Permission(tree.perm.owner, 11223 new PermissionInfo(bp.pendingInfo)); 11224 bp.perm.info.packageName = tree.perm.info.packageName; 11225 bp.perm.info.name = bp.name; 11226 bp.uid = tree.uid; 11227 } 11228 } 11229 } 11230 if (bp.packageSetting == null) { 11231 // We may not yet have parsed the package, so just see if 11232 // we still know about its settings. 11233 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 11234 } 11235 if (bp.packageSetting == null) { 11236 Slog.w(TAG, "Removing dangling permission: " + bp.name 11237 + " from package " + bp.sourcePackage); 11238 it.remove(); 11239 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 11240 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 11241 Slog.i(TAG, "Removing old permission: " + bp.name 11242 + " from package " + bp.sourcePackage); 11243 flags |= UPDATE_PERMISSIONS_ALL; 11244 it.remove(); 11245 } 11246 } 11247 } 11248 11249 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11250 // Now update the permissions for all packages, in particular 11251 // replace the granted permissions of the system packages. 11252 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11253 for (PackageParser.Package pkg : mPackages.values()) { 11254 if (pkg != pkgInfo) { 11255 // Only replace for packages on requested volume 11256 final String volumeUuid = getVolumeUuidForPackage(pkg); 11257 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11258 && Objects.equals(replaceVolumeUuid, volumeUuid); 11259 grantPermissionsLPw(pkg, replace, changingPkg); 11260 } 11261 } 11262 } 11263 11264 if (pkgInfo != null) { 11265 // Only replace for packages on requested volume 11266 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11267 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11268 && Objects.equals(replaceVolumeUuid, volumeUuid); 11269 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11270 } 11271 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11272 } 11273 11274 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11275 String packageOfInterest) { 11276 // IMPORTANT: There are two types of permissions: install and runtime. 11277 // Install time permissions are granted when the app is installed to 11278 // all device users and users added in the future. Runtime permissions 11279 // are granted at runtime explicitly to specific users. Normal and signature 11280 // protected permissions are install time permissions. Dangerous permissions 11281 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11282 // otherwise they are runtime permissions. This function does not manage 11283 // runtime permissions except for the case an app targeting Lollipop MR1 11284 // being upgraded to target a newer SDK, in which case dangerous permissions 11285 // are transformed from install time to runtime ones. 11286 11287 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11288 if (ps == null) { 11289 return; 11290 } 11291 11292 PermissionsState permissionsState = ps.getPermissionsState(); 11293 PermissionsState origPermissions = permissionsState; 11294 11295 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11296 11297 boolean runtimePermissionsRevoked = false; 11298 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11299 11300 boolean changedInstallPermission = false; 11301 11302 if (replace) { 11303 ps.installPermissionsFixed = false; 11304 if (!ps.isSharedUser()) { 11305 origPermissions = new PermissionsState(permissionsState); 11306 permissionsState.reset(); 11307 } else { 11308 // We need to know only about runtime permission changes since the 11309 // calling code always writes the install permissions state but 11310 // the runtime ones are written only if changed. The only cases of 11311 // changed runtime permissions here are promotion of an install to 11312 // runtime and revocation of a runtime from a shared user. 11313 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 11314 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11315 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11316 runtimePermissionsRevoked = true; 11317 } 11318 } 11319 } 11320 11321 permissionsState.setGlobalGids(mGlobalGids); 11322 11323 final int N = pkg.requestedPermissions.size(); 11324 for (int i=0; i<N; i++) { 11325 final String name = pkg.requestedPermissions.get(i); 11326 final BasePermission bp = mSettings.mPermissions.get(name); 11327 11328 if (DEBUG_INSTALL) { 11329 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11330 } 11331 11332 if (bp == null || bp.packageSetting == null) { 11333 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11334 Slog.w(TAG, "Unknown permission " + name 11335 + " in package " + pkg.packageName); 11336 } 11337 continue; 11338 } 11339 11340 11341 // Limit ephemeral apps to ephemeral allowed permissions. 11342 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 11343 Log.i(TAG, "Denying non-ephemeral permission " + bp.name + " for package " 11344 + pkg.packageName); 11345 continue; 11346 } 11347 11348 final String perm = bp.name; 11349 boolean allowedSig = false; 11350 int grant = GRANT_DENIED; 11351 11352 // Keep track of app op permissions. 11353 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 11354 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 11355 if (pkgs == null) { 11356 pkgs = new ArraySet<>(); 11357 mAppOpPermissionPackages.put(bp.name, pkgs); 11358 } 11359 pkgs.add(pkg.packageName); 11360 } 11361 11362 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 11363 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11364 >= Build.VERSION_CODES.M; 11365 switch (level) { 11366 case PermissionInfo.PROTECTION_NORMAL: { 11367 // For all apps normal permissions are install time ones. 11368 grant = GRANT_INSTALL; 11369 } break; 11370 11371 case PermissionInfo.PROTECTION_DANGEROUS: { 11372 // If a permission review is required for legacy apps we represent 11373 // their permissions as always granted runtime ones since we need 11374 // to keep the review required permission flag per user while an 11375 // install permission's state is shared across all users. 11376 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 11377 // For legacy apps dangerous permissions are install time ones. 11378 grant = GRANT_INSTALL; 11379 } else if (origPermissions.hasInstallPermission(bp.name)) { 11380 // For legacy apps that became modern, install becomes runtime. 11381 grant = GRANT_UPGRADE; 11382 } else if (mPromoteSystemApps 11383 && isSystemApp(ps) 11384 && mExistingSystemPackages.contains(ps.name)) { 11385 // For legacy system apps, install becomes runtime. 11386 // We cannot check hasInstallPermission() for system apps since those 11387 // permissions were granted implicitly and not persisted pre-M. 11388 grant = GRANT_UPGRADE; 11389 } else { 11390 // For modern apps keep runtime permissions unchanged. 11391 grant = GRANT_RUNTIME; 11392 } 11393 } break; 11394 11395 case PermissionInfo.PROTECTION_SIGNATURE: { 11396 // For all apps signature permissions are install time ones. 11397 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 11398 if (allowedSig) { 11399 grant = GRANT_INSTALL; 11400 } 11401 } break; 11402 } 11403 11404 if (DEBUG_INSTALL) { 11405 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 11406 } 11407 11408 if (grant != GRANT_DENIED) { 11409 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 11410 // If this is an existing, non-system package, then 11411 // we can't add any new permissions to it. 11412 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 11413 // Except... if this is a permission that was added 11414 // to the platform (note: need to only do this when 11415 // updating the platform). 11416 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 11417 grant = GRANT_DENIED; 11418 } 11419 } 11420 } 11421 11422 switch (grant) { 11423 case GRANT_INSTALL: { 11424 // Revoke this as runtime permission to handle the case of 11425 // a runtime permission being downgraded to an install one. 11426 // Also in permission review mode we keep dangerous permissions 11427 // for legacy apps 11428 for (int userId : UserManagerService.getInstance().getUserIds()) { 11429 if (origPermissions.getRuntimePermissionState( 11430 bp.name, userId) != null) { 11431 // Revoke the runtime permission and clear the flags. 11432 origPermissions.revokeRuntimePermission(bp, userId); 11433 origPermissions.updatePermissionFlags(bp, userId, 11434 PackageManager.MASK_PERMISSION_FLAGS, 0); 11435 // If we revoked a permission permission, we have to write. 11436 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11437 changedRuntimePermissionUserIds, userId); 11438 } 11439 } 11440 // Grant an install permission. 11441 if (permissionsState.grantInstallPermission(bp) != 11442 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11443 changedInstallPermission = true; 11444 } 11445 } break; 11446 11447 case GRANT_RUNTIME: { 11448 // Grant previously granted runtime permissions. 11449 for (int userId : UserManagerService.getInstance().getUserIds()) { 11450 PermissionState permissionState = origPermissions 11451 .getRuntimePermissionState(bp.name, userId); 11452 int flags = permissionState != null 11453 ? permissionState.getFlags() : 0; 11454 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 11455 // Don't propagate the permission in a permission review mode if 11456 // the former was revoked, i.e. marked to not propagate on upgrade. 11457 // Note that in a permission review mode install permissions are 11458 // represented as constantly granted runtime ones since we need to 11459 // keep a per user state associated with the permission. Also the 11460 // revoke on upgrade flag is no longer applicable and is reset. 11461 final boolean revokeOnUpgrade = (flags & PackageManager 11462 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 11463 if (revokeOnUpgrade) { 11464 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 11465 // Since we changed the flags, we have to write. 11466 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11467 changedRuntimePermissionUserIds, userId); 11468 } 11469 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 11470 if (permissionsState.grantRuntimePermission(bp, userId) == 11471 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11472 // If we cannot put the permission as it was, 11473 // we have to write. 11474 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11475 changedRuntimePermissionUserIds, userId); 11476 } 11477 } 11478 11479 // If the app supports runtime permissions no need for a review. 11480 if (mPermissionReviewRequired 11481 && appSupportsRuntimePermissions 11482 && (flags & PackageManager 11483 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 11484 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 11485 // Since we changed the flags, we have to write. 11486 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11487 changedRuntimePermissionUserIds, userId); 11488 } 11489 } else if (mPermissionReviewRequired 11490 && !appSupportsRuntimePermissions) { 11491 // For legacy apps that need a permission review, every new 11492 // runtime permission is granted but it is pending a review. 11493 // We also need to review only platform defined runtime 11494 // permissions as these are the only ones the platform knows 11495 // how to disable the API to simulate revocation as legacy 11496 // apps don't expect to run with revoked permissions. 11497 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 11498 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 11499 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 11500 // We changed the flags, hence have to write. 11501 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11502 changedRuntimePermissionUserIds, userId); 11503 } 11504 } 11505 if (permissionsState.grantRuntimePermission(bp, userId) 11506 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11507 // We changed the permission, hence have to write. 11508 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11509 changedRuntimePermissionUserIds, userId); 11510 } 11511 } 11512 // Propagate the permission flags. 11513 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 11514 } 11515 } break; 11516 11517 case GRANT_UPGRADE: { 11518 // Grant runtime permissions for a previously held install permission. 11519 PermissionState permissionState = origPermissions 11520 .getInstallPermissionState(bp.name); 11521 final int flags = permissionState != null ? permissionState.getFlags() : 0; 11522 11523 if (origPermissions.revokeInstallPermission(bp) 11524 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 11525 // We will be transferring the permission flags, so clear them. 11526 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 11527 PackageManager.MASK_PERMISSION_FLAGS, 0); 11528 changedInstallPermission = true; 11529 } 11530 11531 // If the permission is not to be promoted to runtime we ignore it and 11532 // also its other flags as they are not applicable to install permissions. 11533 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 11534 for (int userId : currentUserIds) { 11535 if (permissionsState.grantRuntimePermission(bp, userId) != 11536 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11537 // Transfer the permission flags. 11538 permissionsState.updatePermissionFlags(bp, userId, 11539 flags, flags); 11540 // If we granted the permission, we have to write. 11541 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 11542 changedRuntimePermissionUserIds, userId); 11543 } 11544 } 11545 } 11546 } break; 11547 11548 default: { 11549 if (packageOfInterest == null 11550 || packageOfInterest.equals(pkg.packageName)) { 11551 Slog.w(TAG, "Not granting permission " + perm 11552 + " to package " + pkg.packageName 11553 + " because it was previously installed without"); 11554 } 11555 } break; 11556 } 11557 } else { 11558 if (permissionsState.revokeInstallPermission(bp) != 11559 PermissionsState.PERMISSION_OPERATION_FAILURE) { 11560 // Also drop the permission flags. 11561 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 11562 PackageManager.MASK_PERMISSION_FLAGS, 0); 11563 changedInstallPermission = true; 11564 Slog.i(TAG, "Un-granting permission " + perm 11565 + " from package " + pkg.packageName 11566 + " (protectionLevel=" + bp.protectionLevel 11567 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11568 + ")"); 11569 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 11570 // Don't print warning for app op permissions, since it is fine for them 11571 // not to be granted, there is a UI for the user to decide. 11572 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 11573 Slog.w(TAG, "Not granting permission " + perm 11574 + " to package " + pkg.packageName 11575 + " (protectionLevel=" + bp.protectionLevel 11576 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 11577 + ")"); 11578 } 11579 } 11580 } 11581 } 11582 11583 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 11584 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 11585 // This is the first that we have heard about this package, so the 11586 // permissions we have now selected are fixed until explicitly 11587 // changed. 11588 ps.installPermissionsFixed = true; 11589 } 11590 11591 // Persist the runtime permissions state for users with changes. If permissions 11592 // were revoked because no app in the shared user declares them we have to 11593 // write synchronously to avoid losing runtime permissions state. 11594 for (int userId : changedRuntimePermissionUserIds) { 11595 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 11596 } 11597 } 11598 11599 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 11600 boolean allowed = false; 11601 final int NP = PackageParser.NEW_PERMISSIONS.length; 11602 for (int ip=0; ip<NP; ip++) { 11603 final PackageParser.NewPermissionInfo npi 11604 = PackageParser.NEW_PERMISSIONS[ip]; 11605 if (npi.name.equals(perm) 11606 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 11607 allowed = true; 11608 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 11609 + pkg.packageName); 11610 break; 11611 } 11612 } 11613 return allowed; 11614 } 11615 11616 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 11617 BasePermission bp, PermissionsState origPermissions) { 11618 boolean privilegedPermission = (bp.protectionLevel 11619 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0; 11620 boolean privappPermissionsDisable = 11621 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 11622 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage); 11623 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 11624 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 11625 && !platformPackage && platformPermission) { 11626 ArraySet<String> wlPermissions = SystemConfig.getInstance() 11627 .getPrivAppPermissions(pkg.packageName); 11628 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 11629 if (!whitelisted) { 11630 Slog.w(TAG, "Privileged permission " + perm + " for package " 11631 + pkg.packageName + " - not in privapp-permissions whitelist"); 11632 if (!mSystemReady) { 11633 if (mPrivappPermissionsViolations == null) { 11634 mPrivappPermissionsViolations = new ArraySet<>(); 11635 } 11636 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 11637 } 11638 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 11639 return false; 11640 } 11641 } 11642 } 11643 boolean allowed = (compareSignatures( 11644 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 11645 == PackageManager.SIGNATURE_MATCH) 11646 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 11647 == PackageManager.SIGNATURE_MATCH); 11648 if (!allowed && privilegedPermission) { 11649 if (isSystemApp(pkg)) { 11650 // For updated system applications, a system permission 11651 // is granted only if it had been defined by the original application. 11652 if (pkg.isUpdatedSystemApp()) { 11653 final PackageSetting sysPs = mSettings 11654 .getDisabledSystemPkgLPr(pkg.packageName); 11655 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 11656 // If the original was granted this permission, we take 11657 // that grant decision as read and propagate it to the 11658 // update. 11659 if (sysPs.isPrivileged()) { 11660 allowed = true; 11661 } 11662 } else { 11663 // The system apk may have been updated with an older 11664 // version of the one on the data partition, but which 11665 // granted a new system permission that it didn't have 11666 // before. In this case we do want to allow the app to 11667 // now get the new permission if the ancestral apk is 11668 // privileged to get it. 11669 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 11670 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 11671 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 11672 allowed = true; 11673 break; 11674 } 11675 } 11676 } 11677 // Also if a privileged parent package on the system image or any of 11678 // its children requested a privileged permission, the updated child 11679 // packages can also get the permission. 11680 if (pkg.parentPackage != null) { 11681 final PackageSetting disabledSysParentPs = mSettings 11682 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 11683 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 11684 && disabledSysParentPs.isPrivileged()) { 11685 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 11686 allowed = true; 11687 } else if (disabledSysParentPs.pkg.childPackages != null) { 11688 final int count = disabledSysParentPs.pkg.childPackages.size(); 11689 for (int i = 0; i < count; i++) { 11690 PackageParser.Package disabledSysChildPkg = 11691 disabledSysParentPs.pkg.childPackages.get(i); 11692 if (isPackageRequestingPermission(disabledSysChildPkg, 11693 perm)) { 11694 allowed = true; 11695 break; 11696 } 11697 } 11698 } 11699 } 11700 } 11701 } 11702 } else { 11703 allowed = isPrivilegedApp(pkg); 11704 } 11705 } 11706 } 11707 if (!allowed) { 11708 if (!allowed && (bp.protectionLevel 11709 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 11710 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 11711 // If this was a previously normal/dangerous permission that got moved 11712 // to a system permission as part of the runtime permission redesign, then 11713 // we still want to blindly grant it to old apps. 11714 allowed = true; 11715 } 11716 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 11717 && pkg.packageName.equals(mRequiredInstallerPackage)) { 11718 // If this permission is to be granted to the system installer and 11719 // this app is an installer, then it gets the permission. 11720 allowed = true; 11721 } 11722 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 11723 && pkg.packageName.equals(mRequiredVerifierPackage)) { 11724 // If this permission is to be granted to the system verifier and 11725 // this app is a verifier, then it gets the permission. 11726 allowed = true; 11727 } 11728 if (!allowed && (bp.protectionLevel 11729 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 11730 && isSystemApp(pkg)) { 11731 // Any pre-installed system app is allowed to get this permission. 11732 allowed = true; 11733 } 11734 if (!allowed && (bp.protectionLevel 11735 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 11736 // For development permissions, a development permission 11737 // is granted only if it was already granted. 11738 allowed = origPermissions.hasInstallPermission(perm); 11739 } 11740 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 11741 && pkg.packageName.equals(mSetupWizardPackage)) { 11742 // If this permission is to be granted to the system setup wizard and 11743 // this app is a setup wizard, then it gets the permission. 11744 allowed = true; 11745 } 11746 } 11747 return allowed; 11748 } 11749 11750 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 11751 final int permCount = pkg.requestedPermissions.size(); 11752 for (int j = 0; j < permCount; j++) { 11753 String requestedPermission = pkg.requestedPermissions.get(j); 11754 if (permission.equals(requestedPermission)) { 11755 return true; 11756 } 11757 } 11758 return false; 11759 } 11760 11761 final class ActivityIntentResolver 11762 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11763 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11764 boolean defaultOnly, int userId) { 11765 if (!sUserManager.exists(userId)) return null; 11766 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11767 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11768 } 11769 11770 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11771 int userId) { 11772 if (!sUserManager.exists(userId)) return null; 11773 mFlags = flags; 11774 return super.queryIntent(intent, resolvedType, 11775 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11776 userId); 11777 } 11778 11779 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11780 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11781 if (!sUserManager.exists(userId)) return null; 11782 if (packageActivities == null) { 11783 return null; 11784 } 11785 mFlags = flags; 11786 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11787 final int N = packageActivities.size(); 11788 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11789 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11790 11791 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11792 for (int i = 0; i < N; ++i) { 11793 intentFilters = packageActivities.get(i).intents; 11794 if (intentFilters != null && intentFilters.size() > 0) { 11795 PackageParser.ActivityIntentInfo[] array = 11796 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11797 intentFilters.toArray(array); 11798 listCut.add(array); 11799 } 11800 } 11801 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11802 } 11803 11804 /** 11805 * Finds a privileged activity that matches the specified activity names. 11806 */ 11807 private PackageParser.Activity findMatchingActivity( 11808 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11809 for (PackageParser.Activity sysActivity : activityList) { 11810 if (sysActivity.info.name.equals(activityInfo.name)) { 11811 return sysActivity; 11812 } 11813 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11814 return sysActivity; 11815 } 11816 if (sysActivity.info.targetActivity != null) { 11817 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11818 return sysActivity; 11819 } 11820 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11821 return sysActivity; 11822 } 11823 } 11824 } 11825 return null; 11826 } 11827 11828 public class IterGenerator<E> { 11829 public Iterator<E> generate(ActivityIntentInfo info) { 11830 return null; 11831 } 11832 } 11833 11834 public class ActionIterGenerator extends IterGenerator<String> { 11835 @Override 11836 public Iterator<String> generate(ActivityIntentInfo info) { 11837 return info.actionsIterator(); 11838 } 11839 } 11840 11841 public class CategoriesIterGenerator extends IterGenerator<String> { 11842 @Override 11843 public Iterator<String> generate(ActivityIntentInfo info) { 11844 return info.categoriesIterator(); 11845 } 11846 } 11847 11848 public class SchemesIterGenerator extends IterGenerator<String> { 11849 @Override 11850 public Iterator<String> generate(ActivityIntentInfo info) { 11851 return info.schemesIterator(); 11852 } 11853 } 11854 11855 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11856 @Override 11857 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11858 return info.authoritiesIterator(); 11859 } 11860 } 11861 11862 /** 11863 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11864 * MODIFIED. Do not pass in a list that should not be changed. 11865 */ 11866 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11867 IterGenerator<T> generator, Iterator<T> searchIterator) { 11868 // loop through the set of actions; every one must be found in the intent filter 11869 while (searchIterator.hasNext()) { 11870 // we must have at least one filter in the list to consider a match 11871 if (intentList.size() == 0) { 11872 break; 11873 } 11874 11875 final T searchAction = searchIterator.next(); 11876 11877 // loop through the set of intent filters 11878 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11879 while (intentIter.hasNext()) { 11880 final ActivityIntentInfo intentInfo = intentIter.next(); 11881 boolean selectionFound = false; 11882 11883 // loop through the intent filter's selection criteria; at least one 11884 // of them must match the searched criteria 11885 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11886 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11887 final T intentSelection = intentSelectionIter.next(); 11888 if (intentSelection != null && intentSelection.equals(searchAction)) { 11889 selectionFound = true; 11890 break; 11891 } 11892 } 11893 11894 // the selection criteria wasn't found in this filter's set; this filter 11895 // is not a potential match 11896 if (!selectionFound) { 11897 intentIter.remove(); 11898 } 11899 } 11900 } 11901 } 11902 11903 private boolean isProtectedAction(ActivityIntentInfo filter) { 11904 final Iterator<String> actionsIter = filter.actionsIterator(); 11905 while (actionsIter != null && actionsIter.hasNext()) { 11906 final String filterAction = actionsIter.next(); 11907 if (PROTECTED_ACTIONS.contains(filterAction)) { 11908 return true; 11909 } 11910 } 11911 return false; 11912 } 11913 11914 /** 11915 * Adjusts the priority of the given intent filter according to policy. 11916 * <p> 11917 * <ul> 11918 * <li>The priority for non privileged applications is capped to '0'</li> 11919 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11920 * <li>The priority for unbundled updates to privileged applications is capped to the 11921 * priority defined on the system partition</li> 11922 * </ul> 11923 * <p> 11924 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11925 * allowed to obtain any priority on any action. 11926 */ 11927 private void adjustPriority( 11928 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11929 // nothing to do; priority is fine as-is 11930 if (intent.getPriority() <= 0) { 11931 return; 11932 } 11933 11934 final ActivityInfo activityInfo = intent.activity.info; 11935 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11936 11937 final boolean privilegedApp = 11938 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11939 if (!privilegedApp) { 11940 // non-privileged applications can never define a priority >0 11941 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 11942 + " package: " + applicationInfo.packageName 11943 + " activity: " + intent.activity.className 11944 + " origPrio: " + intent.getPriority()); 11945 intent.setPriority(0); 11946 return; 11947 } 11948 11949 if (systemActivities == null) { 11950 // the system package is not disabled; we're parsing the system partition 11951 if (isProtectedAction(intent)) { 11952 if (mDeferProtectedFilters) { 11953 // We can't deal with these just yet. No component should ever obtain a 11954 // >0 priority for a protected actions, with ONE exception -- the setup 11955 // wizard. The setup wizard, however, cannot be known until we're able to 11956 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11957 // until all intent filters have been processed. Chicken, meet egg. 11958 // Let the filter temporarily have a high priority and rectify the 11959 // priorities after all system packages have been scanned. 11960 mProtectedFilters.add(intent); 11961 if (DEBUG_FILTERS) { 11962 Slog.i(TAG, "Protected action; save for later;" 11963 + " package: " + applicationInfo.packageName 11964 + " activity: " + intent.activity.className 11965 + " origPrio: " + intent.getPriority()); 11966 } 11967 return; 11968 } else { 11969 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11970 Slog.i(TAG, "No setup wizard;" 11971 + " All protected intents capped to priority 0"); 11972 } 11973 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11974 if (DEBUG_FILTERS) { 11975 Slog.i(TAG, "Found setup wizard;" 11976 + " allow priority " + intent.getPriority() + ";" 11977 + " package: " + intent.activity.info.packageName 11978 + " activity: " + intent.activity.className 11979 + " priority: " + intent.getPriority()); 11980 } 11981 // setup wizard gets whatever it wants 11982 return; 11983 } 11984 Slog.w(TAG, "Protected action; cap priority to 0;" 11985 + " package: " + intent.activity.info.packageName 11986 + " activity: " + intent.activity.className 11987 + " origPrio: " + intent.getPriority()); 11988 intent.setPriority(0); 11989 return; 11990 } 11991 } 11992 // privileged apps on the system image get whatever priority they request 11993 return; 11994 } 11995 11996 // privileged app unbundled update ... try to find the same activity 11997 final PackageParser.Activity foundActivity = 11998 findMatchingActivity(systemActivities, activityInfo); 11999 if (foundActivity == null) { 12000 // this is a new activity; it cannot obtain >0 priority 12001 if (DEBUG_FILTERS) { 12002 Slog.i(TAG, "New activity; cap priority to 0;" 12003 + " package: " + applicationInfo.packageName 12004 + " activity: " + intent.activity.className 12005 + " origPrio: " + intent.getPriority()); 12006 } 12007 intent.setPriority(0); 12008 return; 12009 } 12010 12011 // found activity, now check for filter equivalence 12012 12013 // a shallow copy is enough; we modify the list, not its contents 12014 final List<ActivityIntentInfo> intentListCopy = 12015 new ArrayList<>(foundActivity.intents); 12016 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12017 12018 // find matching action subsets 12019 final Iterator<String> actionsIterator = intent.actionsIterator(); 12020 if (actionsIterator != null) { 12021 getIntentListSubset( 12022 intentListCopy, new ActionIterGenerator(), actionsIterator); 12023 if (intentListCopy.size() == 0) { 12024 // no more intents to match; we're not equivalent 12025 if (DEBUG_FILTERS) { 12026 Slog.i(TAG, "Mismatched action; 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 category subsets 12037 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12038 if (categoriesIterator != null) { 12039 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12040 categoriesIterator); 12041 if (intentListCopy.size() == 0) { 12042 // no more intents to match; we're not equivalent 12043 if (DEBUG_FILTERS) { 12044 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12045 + " package: " + applicationInfo.packageName 12046 + " activity: " + intent.activity.className 12047 + " origPrio: " + intent.getPriority()); 12048 } 12049 intent.setPriority(0); 12050 return; 12051 } 12052 } 12053 12054 // find matching schemes subsets 12055 final Iterator<String> schemesIterator = intent.schemesIterator(); 12056 if (schemesIterator != null) { 12057 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12058 schemesIterator); 12059 if (intentListCopy.size() == 0) { 12060 // no more intents to match; we're not equivalent 12061 if (DEBUG_FILTERS) { 12062 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12063 + " package: " + applicationInfo.packageName 12064 + " activity: " + intent.activity.className 12065 + " origPrio: " + intent.getPriority()); 12066 } 12067 intent.setPriority(0); 12068 return; 12069 } 12070 } 12071 12072 // find matching authorities subsets 12073 final Iterator<IntentFilter.AuthorityEntry> 12074 authoritiesIterator = intent.authoritiesIterator(); 12075 if (authoritiesIterator != null) { 12076 getIntentListSubset(intentListCopy, 12077 new AuthoritiesIterGenerator(), 12078 authoritiesIterator); 12079 if (intentListCopy.size() == 0) { 12080 // no more intents to match; we're not equivalent 12081 if (DEBUG_FILTERS) { 12082 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12083 + " package: " + applicationInfo.packageName 12084 + " activity: " + intent.activity.className 12085 + " origPrio: " + intent.getPriority()); 12086 } 12087 intent.setPriority(0); 12088 return; 12089 } 12090 } 12091 12092 // we found matching filter(s); app gets the max priority of all intents 12093 int cappedPriority = 0; 12094 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12095 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12096 } 12097 if (intent.getPriority() > cappedPriority) { 12098 if (DEBUG_FILTERS) { 12099 Slog.i(TAG, "Found matching filter(s);" 12100 + " cap priority to " + cappedPriority + ";" 12101 + " package: " + applicationInfo.packageName 12102 + " activity: " + intent.activity.className 12103 + " origPrio: " + intent.getPriority()); 12104 } 12105 intent.setPriority(cappedPriority); 12106 return; 12107 } 12108 // all this for nothing; the requested priority was <= what was on the system 12109 } 12110 12111 public final void addActivity(PackageParser.Activity a, String type) { 12112 mActivities.put(a.getComponentName(), a); 12113 if (DEBUG_SHOW_INFO) 12114 Log.v( 12115 TAG, " " + type + " " + 12116 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12117 if (DEBUG_SHOW_INFO) 12118 Log.v(TAG, " Class=" + a.info.name); 12119 final int NI = a.intents.size(); 12120 for (int j=0; j<NI; j++) { 12121 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12122 if ("activity".equals(type)) { 12123 final PackageSetting ps = 12124 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12125 final List<PackageParser.Activity> systemActivities = 12126 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12127 adjustPriority(systemActivities, intent); 12128 } 12129 if (DEBUG_SHOW_INFO) { 12130 Log.v(TAG, " IntentFilter:"); 12131 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12132 } 12133 if (!intent.debugCheck()) { 12134 Log.w(TAG, "==> For Activity " + a.info.name); 12135 } 12136 addFilter(intent); 12137 } 12138 } 12139 12140 public final void removeActivity(PackageParser.Activity a, String type) { 12141 mActivities.remove(a.getComponentName()); 12142 if (DEBUG_SHOW_INFO) { 12143 Log.v(TAG, " " + type + " " 12144 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12145 : a.info.name) + ":"); 12146 Log.v(TAG, " Class=" + a.info.name); 12147 } 12148 final int NI = a.intents.size(); 12149 for (int j=0; j<NI; j++) { 12150 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12151 if (DEBUG_SHOW_INFO) { 12152 Log.v(TAG, " IntentFilter:"); 12153 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12154 } 12155 removeFilter(intent); 12156 } 12157 } 12158 12159 @Override 12160 protected boolean allowFilterResult( 12161 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12162 ActivityInfo filterAi = filter.activity.info; 12163 for (int i=dest.size()-1; i>=0; i--) { 12164 ActivityInfo destAi = dest.get(i).activityInfo; 12165 if (destAi.name == filterAi.name 12166 && destAi.packageName == filterAi.packageName) { 12167 return false; 12168 } 12169 } 12170 return true; 12171 } 12172 12173 @Override 12174 protected ActivityIntentInfo[] newArray(int size) { 12175 return new ActivityIntentInfo[size]; 12176 } 12177 12178 @Override 12179 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12180 if (!sUserManager.exists(userId)) return true; 12181 PackageParser.Package p = filter.activity.owner; 12182 if (p != null) { 12183 PackageSetting ps = (PackageSetting)p.mExtras; 12184 if (ps != null) { 12185 // System apps are never considered stopped for purposes of 12186 // filtering, because there may be no way for the user to 12187 // actually re-launch them. 12188 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12189 && ps.getStopped(userId); 12190 } 12191 } 12192 return false; 12193 } 12194 12195 @Override 12196 protected boolean isPackageForFilter(String packageName, 12197 PackageParser.ActivityIntentInfo info) { 12198 return packageName.equals(info.activity.owner.packageName); 12199 } 12200 12201 @Override 12202 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12203 int match, int userId) { 12204 if (!sUserManager.exists(userId)) return null; 12205 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12206 return null; 12207 } 12208 final PackageParser.Activity activity = info.activity; 12209 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12210 if (ps == null) { 12211 return null; 12212 } 12213 final PackageUserState userState = ps.readUserState(userId); 12214 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 12215 userState, userId); 12216 if (ai == null) { 12217 return null; 12218 } 12219 final boolean matchVisibleToInstantApp = 12220 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12221 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12222 // throw out filters that aren't visible to ephemeral apps 12223 if (matchVisibleToInstantApp 12224 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12225 return null; 12226 } 12227 // throw out ephemeral filters if we're not explicitly requesting them 12228 if (!isInstantApp && userState.instantApp) { 12229 return null; 12230 } 12231 final ResolveInfo res = new ResolveInfo(); 12232 res.activityInfo = ai; 12233 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12234 res.filter = info; 12235 } 12236 if (info != null) { 12237 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12238 } 12239 res.priority = info.getPriority(); 12240 res.preferredOrder = activity.owner.mPreferredOrder; 12241 //System.out.println("Result: " + res.activityInfo.className + 12242 // " = " + res.priority); 12243 res.match = match; 12244 res.isDefault = info.hasDefault; 12245 res.labelRes = info.labelRes; 12246 res.nonLocalizedLabel = info.nonLocalizedLabel; 12247 if (userNeedsBadging(userId)) { 12248 res.noResourceId = true; 12249 } else { 12250 res.icon = info.icon; 12251 } 12252 res.iconResourceId = info.icon; 12253 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12254 return res; 12255 } 12256 12257 @Override 12258 protected void sortResults(List<ResolveInfo> results) { 12259 Collections.sort(results, mResolvePrioritySorter); 12260 } 12261 12262 @Override 12263 protected void dumpFilter(PrintWriter out, String prefix, 12264 PackageParser.ActivityIntentInfo filter) { 12265 out.print(prefix); out.print( 12266 Integer.toHexString(System.identityHashCode(filter.activity))); 12267 out.print(' '); 12268 filter.activity.printComponentShortName(out); 12269 out.print(" filter "); 12270 out.println(Integer.toHexString(System.identityHashCode(filter))); 12271 } 12272 12273 @Override 12274 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12275 return filter.activity; 12276 } 12277 12278 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12279 PackageParser.Activity activity = (PackageParser.Activity)label; 12280 out.print(prefix); out.print( 12281 Integer.toHexString(System.identityHashCode(activity))); 12282 out.print(' '); 12283 activity.printComponentShortName(out); 12284 if (count > 1) { 12285 out.print(" ("); out.print(count); out.print(" filters)"); 12286 } 12287 out.println(); 12288 } 12289 12290 // Keys are String (activity class name), values are Activity. 12291 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12292 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12293 private int mFlags; 12294 } 12295 12296 private final class ServiceIntentResolver 12297 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12298 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12299 boolean defaultOnly, int userId) { 12300 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12301 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12302 } 12303 12304 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12305 int userId) { 12306 if (!sUserManager.exists(userId)) return null; 12307 mFlags = flags; 12308 return super.queryIntent(intent, resolvedType, 12309 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12310 userId); 12311 } 12312 12313 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12314 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12315 if (!sUserManager.exists(userId)) return null; 12316 if (packageServices == null) { 12317 return null; 12318 } 12319 mFlags = flags; 12320 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12321 final int N = packageServices.size(); 12322 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12323 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12324 12325 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12326 for (int i = 0; i < N; ++i) { 12327 intentFilters = packageServices.get(i).intents; 12328 if (intentFilters != null && intentFilters.size() > 0) { 12329 PackageParser.ServiceIntentInfo[] array = 12330 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12331 intentFilters.toArray(array); 12332 listCut.add(array); 12333 } 12334 } 12335 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12336 } 12337 12338 public final void addService(PackageParser.Service s) { 12339 mServices.put(s.getComponentName(), s); 12340 if (DEBUG_SHOW_INFO) { 12341 Log.v(TAG, " " 12342 + (s.info.nonLocalizedLabel != null 12343 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12344 Log.v(TAG, " Class=" + s.info.name); 12345 } 12346 final int NI = s.intents.size(); 12347 int j; 12348 for (j=0; j<NI; j++) { 12349 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12350 if (DEBUG_SHOW_INFO) { 12351 Log.v(TAG, " IntentFilter:"); 12352 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12353 } 12354 if (!intent.debugCheck()) { 12355 Log.w(TAG, "==> For Service " + s.info.name); 12356 } 12357 addFilter(intent); 12358 } 12359 } 12360 12361 public final void removeService(PackageParser.Service s) { 12362 mServices.remove(s.getComponentName()); 12363 if (DEBUG_SHOW_INFO) { 12364 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12365 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12366 Log.v(TAG, " Class=" + s.info.name); 12367 } 12368 final int NI = s.intents.size(); 12369 int j; 12370 for (j=0; j<NI; j++) { 12371 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12372 if (DEBUG_SHOW_INFO) { 12373 Log.v(TAG, " IntentFilter:"); 12374 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12375 } 12376 removeFilter(intent); 12377 } 12378 } 12379 12380 @Override 12381 protected boolean allowFilterResult( 12382 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12383 ServiceInfo filterSi = filter.service.info; 12384 for (int i=dest.size()-1; i>=0; i--) { 12385 ServiceInfo destAi = dest.get(i).serviceInfo; 12386 if (destAi.name == filterSi.name 12387 && destAi.packageName == filterSi.packageName) { 12388 return false; 12389 } 12390 } 12391 return true; 12392 } 12393 12394 @Override 12395 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12396 return new PackageParser.ServiceIntentInfo[size]; 12397 } 12398 12399 @Override 12400 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12401 if (!sUserManager.exists(userId)) return true; 12402 PackageParser.Package p = filter.service.owner; 12403 if (p != null) { 12404 PackageSetting ps = (PackageSetting)p.mExtras; 12405 if (ps != null) { 12406 // System apps are never considered stopped for purposes of 12407 // filtering, because there may be no way for the user to 12408 // actually re-launch them. 12409 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12410 && ps.getStopped(userId); 12411 } 12412 } 12413 return false; 12414 } 12415 12416 @Override 12417 protected boolean isPackageForFilter(String packageName, 12418 PackageParser.ServiceIntentInfo info) { 12419 return packageName.equals(info.service.owner.packageName); 12420 } 12421 12422 @Override 12423 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12424 int match, int userId) { 12425 if (!sUserManager.exists(userId)) return null; 12426 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12427 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12428 return null; 12429 } 12430 final PackageParser.Service service = info.service; 12431 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12432 if (ps == null) { 12433 return null; 12434 } 12435 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12436 ps.readUserState(userId), userId); 12437 if (si == null) { 12438 return null; 12439 } 12440 final ResolveInfo res = new ResolveInfo(); 12441 res.serviceInfo = si; 12442 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12443 res.filter = filter; 12444 } 12445 res.priority = info.getPriority(); 12446 res.preferredOrder = service.owner.mPreferredOrder; 12447 res.match = match; 12448 res.isDefault = info.hasDefault; 12449 res.labelRes = info.labelRes; 12450 res.nonLocalizedLabel = info.nonLocalizedLabel; 12451 res.icon = info.icon; 12452 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12453 return res; 12454 } 12455 12456 @Override 12457 protected void sortResults(List<ResolveInfo> results) { 12458 Collections.sort(results, mResolvePrioritySorter); 12459 } 12460 12461 @Override 12462 protected void dumpFilter(PrintWriter out, String prefix, 12463 PackageParser.ServiceIntentInfo filter) { 12464 out.print(prefix); out.print( 12465 Integer.toHexString(System.identityHashCode(filter.service))); 12466 out.print(' '); 12467 filter.service.printComponentShortName(out); 12468 out.print(" filter "); 12469 out.println(Integer.toHexString(System.identityHashCode(filter))); 12470 } 12471 12472 @Override 12473 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12474 return filter.service; 12475 } 12476 12477 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12478 PackageParser.Service service = (PackageParser.Service)label; 12479 out.print(prefix); out.print( 12480 Integer.toHexString(System.identityHashCode(service))); 12481 out.print(' '); 12482 service.printComponentShortName(out); 12483 if (count > 1) { 12484 out.print(" ("); out.print(count); out.print(" filters)"); 12485 } 12486 out.println(); 12487 } 12488 12489// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12490// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12491// final List<ResolveInfo> retList = Lists.newArrayList(); 12492// while (i.hasNext()) { 12493// final ResolveInfo resolveInfo = (ResolveInfo) i; 12494// if (isEnabledLP(resolveInfo.serviceInfo)) { 12495// retList.add(resolveInfo); 12496// } 12497// } 12498// return retList; 12499// } 12500 12501 // Keys are String (activity class name), values are Activity. 12502 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12503 = new ArrayMap<ComponentName, PackageParser.Service>(); 12504 private int mFlags; 12505 } 12506 12507 private final class ProviderIntentResolver 12508 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12509 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12510 boolean defaultOnly, int userId) { 12511 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12512 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12513 } 12514 12515 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12516 int userId) { 12517 if (!sUserManager.exists(userId)) 12518 return null; 12519 mFlags = flags; 12520 return super.queryIntent(intent, resolvedType, 12521 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12522 userId); 12523 } 12524 12525 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12526 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12527 if (!sUserManager.exists(userId)) 12528 return null; 12529 if (packageProviders == null) { 12530 return null; 12531 } 12532 mFlags = flags; 12533 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12534 final int N = packageProviders.size(); 12535 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12536 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12537 12538 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12539 for (int i = 0; i < N; ++i) { 12540 intentFilters = packageProviders.get(i).intents; 12541 if (intentFilters != null && intentFilters.size() > 0) { 12542 PackageParser.ProviderIntentInfo[] array = 12543 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12544 intentFilters.toArray(array); 12545 listCut.add(array); 12546 } 12547 } 12548 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12549 } 12550 12551 public final void addProvider(PackageParser.Provider p) { 12552 if (mProviders.containsKey(p.getComponentName())) { 12553 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12554 return; 12555 } 12556 12557 mProviders.put(p.getComponentName(), p); 12558 if (DEBUG_SHOW_INFO) { 12559 Log.v(TAG, " " 12560 + (p.info.nonLocalizedLabel != null 12561 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12562 Log.v(TAG, " Class=" + p.info.name); 12563 } 12564 final int NI = p.intents.size(); 12565 int j; 12566 for (j = 0; j < NI; j++) { 12567 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12568 if (DEBUG_SHOW_INFO) { 12569 Log.v(TAG, " IntentFilter:"); 12570 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12571 } 12572 if (!intent.debugCheck()) { 12573 Log.w(TAG, "==> For Provider " + p.info.name); 12574 } 12575 addFilter(intent); 12576 } 12577 } 12578 12579 public final void removeProvider(PackageParser.Provider p) { 12580 mProviders.remove(p.getComponentName()); 12581 if (DEBUG_SHOW_INFO) { 12582 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12583 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12584 Log.v(TAG, " Class=" + p.info.name); 12585 } 12586 final int NI = p.intents.size(); 12587 int j; 12588 for (j = 0; j < NI; j++) { 12589 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12590 if (DEBUG_SHOW_INFO) { 12591 Log.v(TAG, " IntentFilter:"); 12592 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12593 } 12594 removeFilter(intent); 12595 } 12596 } 12597 12598 @Override 12599 protected boolean allowFilterResult( 12600 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12601 ProviderInfo filterPi = filter.provider.info; 12602 for (int i = dest.size() - 1; i >= 0; i--) { 12603 ProviderInfo destPi = dest.get(i).providerInfo; 12604 if (destPi.name == filterPi.name 12605 && destPi.packageName == filterPi.packageName) { 12606 return false; 12607 } 12608 } 12609 return true; 12610 } 12611 12612 @Override 12613 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12614 return new PackageParser.ProviderIntentInfo[size]; 12615 } 12616 12617 @Override 12618 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12619 if (!sUserManager.exists(userId)) 12620 return true; 12621 PackageParser.Package p = filter.provider.owner; 12622 if (p != null) { 12623 PackageSetting ps = (PackageSetting) p.mExtras; 12624 if (ps != null) { 12625 // System apps are never considered stopped for purposes of 12626 // filtering, because there may be no way for the user to 12627 // actually re-launch them. 12628 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12629 && ps.getStopped(userId); 12630 } 12631 } 12632 return false; 12633 } 12634 12635 @Override 12636 protected boolean isPackageForFilter(String packageName, 12637 PackageParser.ProviderIntentInfo info) { 12638 return packageName.equals(info.provider.owner.packageName); 12639 } 12640 12641 @Override 12642 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12643 int match, int userId) { 12644 if (!sUserManager.exists(userId)) 12645 return null; 12646 final PackageParser.ProviderIntentInfo info = filter; 12647 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12648 return null; 12649 } 12650 final PackageParser.Provider provider = info.provider; 12651 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12652 if (ps == null) { 12653 return null; 12654 } 12655 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12656 ps.readUserState(userId), userId); 12657 if (pi == null) { 12658 return null; 12659 } 12660 final ResolveInfo res = new ResolveInfo(); 12661 res.providerInfo = pi; 12662 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12663 res.filter = filter; 12664 } 12665 res.priority = info.getPriority(); 12666 res.preferredOrder = provider.owner.mPreferredOrder; 12667 res.match = match; 12668 res.isDefault = info.hasDefault; 12669 res.labelRes = info.labelRes; 12670 res.nonLocalizedLabel = info.nonLocalizedLabel; 12671 res.icon = info.icon; 12672 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12673 return res; 12674 } 12675 12676 @Override 12677 protected void sortResults(List<ResolveInfo> results) { 12678 Collections.sort(results, mResolvePrioritySorter); 12679 } 12680 12681 @Override 12682 protected void dumpFilter(PrintWriter out, String prefix, 12683 PackageParser.ProviderIntentInfo filter) { 12684 out.print(prefix); 12685 out.print( 12686 Integer.toHexString(System.identityHashCode(filter.provider))); 12687 out.print(' '); 12688 filter.provider.printComponentShortName(out); 12689 out.print(" filter "); 12690 out.println(Integer.toHexString(System.identityHashCode(filter))); 12691 } 12692 12693 @Override 12694 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12695 return filter.provider; 12696 } 12697 12698 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12699 PackageParser.Provider provider = (PackageParser.Provider)label; 12700 out.print(prefix); out.print( 12701 Integer.toHexString(System.identityHashCode(provider))); 12702 out.print(' '); 12703 provider.printComponentShortName(out); 12704 if (count > 1) { 12705 out.print(" ("); out.print(count); out.print(" filters)"); 12706 } 12707 out.println(); 12708 } 12709 12710 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12711 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12712 private int mFlags; 12713 } 12714 12715 static final class EphemeralIntentResolver 12716 extends IntentResolver<EphemeralResponse, EphemeralResponse> { 12717 /** 12718 * The result that has the highest defined order. Ordering applies on a 12719 * per-package basis. Mapping is from package name to Pair of order and 12720 * EphemeralResolveInfo. 12721 * <p> 12722 * NOTE: This is implemented as a field variable for convenience and efficiency. 12723 * By having a field variable, we're able to track filter ordering as soon as 12724 * a non-zero order is defined. Otherwise, multiple loops across the result set 12725 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12726 * this needs to be contained entirely within {@link #filterResults()}. 12727 */ 12728 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 12729 12730 @Override 12731 protected EphemeralResponse[] newArray(int size) { 12732 return new EphemeralResponse[size]; 12733 } 12734 12735 @Override 12736 protected boolean isPackageForFilter(String packageName, EphemeralResponse responseObj) { 12737 return true; 12738 } 12739 12740 @Override 12741 protected EphemeralResponse newResult(EphemeralResponse responseObj, int match, 12742 int userId) { 12743 if (!sUserManager.exists(userId)) { 12744 return null; 12745 } 12746 final String packageName = responseObj.resolveInfo.getPackageName(); 12747 final Integer order = responseObj.getOrder(); 12748 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 12749 mOrderResult.get(packageName); 12750 // ordering is enabled and this item's order isn't high enough 12751 if (lastOrderResult != null && lastOrderResult.first >= order) { 12752 return null; 12753 } 12754 final EphemeralResolveInfo res = responseObj.resolveInfo; 12755 if (order > 0) { 12756 // non-zero order, enable ordering 12757 mOrderResult.put(packageName, new Pair<>(order, res)); 12758 } 12759 return responseObj; 12760 } 12761 12762 @Override 12763 protected void filterResults(List<EphemeralResponse> results) { 12764 // only do work if ordering is enabled [most of the time it won't be] 12765 if (mOrderResult.size() == 0) { 12766 return; 12767 } 12768 int resultSize = results.size(); 12769 for (int i = 0; i < resultSize; i++) { 12770 final EphemeralResolveInfo info = results.get(i).resolveInfo; 12771 final String packageName = info.getPackageName(); 12772 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 12773 if (savedInfo == null) { 12774 // package doesn't having ordering 12775 continue; 12776 } 12777 if (savedInfo.second == info) { 12778 // circled back to the highest ordered item; remove from order list 12779 mOrderResult.remove(savedInfo); 12780 if (mOrderResult.size() == 0) { 12781 // no more ordered items 12782 break; 12783 } 12784 continue; 12785 } 12786 // item has a worse order, remove it from the result list 12787 results.remove(i); 12788 resultSize--; 12789 i--; 12790 } 12791 } 12792 } 12793 12794 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12795 new Comparator<ResolveInfo>() { 12796 public int compare(ResolveInfo r1, ResolveInfo r2) { 12797 int v1 = r1.priority; 12798 int v2 = r2.priority; 12799 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12800 if (v1 != v2) { 12801 return (v1 > v2) ? -1 : 1; 12802 } 12803 v1 = r1.preferredOrder; 12804 v2 = r2.preferredOrder; 12805 if (v1 != v2) { 12806 return (v1 > v2) ? -1 : 1; 12807 } 12808 if (r1.isDefault != r2.isDefault) { 12809 return r1.isDefault ? -1 : 1; 12810 } 12811 v1 = r1.match; 12812 v2 = r2.match; 12813 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12814 if (v1 != v2) { 12815 return (v1 > v2) ? -1 : 1; 12816 } 12817 if (r1.system != r2.system) { 12818 return r1.system ? -1 : 1; 12819 } 12820 if (r1.activityInfo != null) { 12821 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12822 } 12823 if (r1.serviceInfo != null) { 12824 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12825 } 12826 if (r1.providerInfo != null) { 12827 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12828 } 12829 return 0; 12830 } 12831 }; 12832 12833 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12834 new Comparator<ProviderInfo>() { 12835 public int compare(ProviderInfo p1, ProviderInfo p2) { 12836 final int v1 = p1.initOrder; 12837 final int v2 = p2.initOrder; 12838 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12839 } 12840 }; 12841 12842 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12843 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12844 final int[] userIds) { 12845 mHandler.post(new Runnable() { 12846 @Override 12847 public void run() { 12848 try { 12849 final IActivityManager am = ActivityManager.getService(); 12850 if (am == null) return; 12851 final int[] resolvedUserIds; 12852 if (userIds == null) { 12853 resolvedUserIds = am.getRunningUserIds(); 12854 } else { 12855 resolvedUserIds = userIds; 12856 } 12857 for (int id : resolvedUserIds) { 12858 final Intent intent = new Intent(action, 12859 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12860 if (extras != null) { 12861 intent.putExtras(extras); 12862 } 12863 if (targetPkg != null) { 12864 intent.setPackage(targetPkg); 12865 } 12866 // Modify the UID when posting to other users 12867 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12868 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12869 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12870 intent.putExtra(Intent.EXTRA_UID, uid); 12871 } 12872 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12873 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12874 if (DEBUG_BROADCASTS) { 12875 RuntimeException here = new RuntimeException("here"); 12876 here.fillInStackTrace(); 12877 Slog.d(TAG, "Sending to user " + id + ": " 12878 + intent.toShortString(false, true, false, false) 12879 + " " + intent.getExtras(), here); 12880 } 12881 am.broadcastIntent(null, intent, null, finishedReceiver, 12882 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12883 null, finishedReceiver != null, false, id); 12884 } 12885 } catch (RemoteException ex) { 12886 } 12887 } 12888 }); 12889 } 12890 12891 /** 12892 * Check if the external storage media is available. This is true if there 12893 * is a mounted external storage medium or if the external storage is 12894 * emulated. 12895 */ 12896 private boolean isExternalMediaAvailable() { 12897 return mMediaMounted || Environment.isExternalStorageEmulated(); 12898 } 12899 12900 @Override 12901 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12902 // writer 12903 synchronized (mPackages) { 12904 if (!isExternalMediaAvailable()) { 12905 // If the external storage is no longer mounted at this point, 12906 // the caller may not have been able to delete all of this 12907 // packages files and can not delete any more. Bail. 12908 return null; 12909 } 12910 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12911 if (lastPackage != null) { 12912 pkgs.remove(lastPackage); 12913 } 12914 if (pkgs.size() > 0) { 12915 return pkgs.get(0); 12916 } 12917 } 12918 return null; 12919 } 12920 12921 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12922 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12923 userId, andCode ? 1 : 0, packageName); 12924 if (mSystemReady) { 12925 msg.sendToTarget(); 12926 } else { 12927 if (mPostSystemReadyMessages == null) { 12928 mPostSystemReadyMessages = new ArrayList<>(); 12929 } 12930 mPostSystemReadyMessages.add(msg); 12931 } 12932 } 12933 12934 void startCleaningPackages() { 12935 // reader 12936 if (!isExternalMediaAvailable()) { 12937 return; 12938 } 12939 synchronized (mPackages) { 12940 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12941 return; 12942 } 12943 } 12944 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12945 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12946 IActivityManager am = ActivityManager.getService(); 12947 if (am != null) { 12948 try { 12949 am.startService(null, intent, null, -1, null, mContext.getOpPackageName(), 12950 UserHandle.USER_SYSTEM); 12951 } catch (RemoteException e) { 12952 } 12953 } 12954 } 12955 12956 @Override 12957 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12958 int installFlags, String installerPackageName, int userId) { 12959 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12960 12961 final int callingUid = Binder.getCallingUid(); 12962 enforceCrossUserPermission(callingUid, userId, 12963 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12964 12965 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12966 try { 12967 if (observer != null) { 12968 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12969 } 12970 } catch (RemoteException re) { 12971 } 12972 return; 12973 } 12974 12975 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12976 installFlags |= PackageManager.INSTALL_FROM_ADB; 12977 12978 } else { 12979 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12980 // about installerPackageName. 12981 12982 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12983 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12984 } 12985 12986 UserHandle user; 12987 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12988 user = UserHandle.ALL; 12989 } else { 12990 user = new UserHandle(userId); 12991 } 12992 12993 // Only system components can circumvent runtime permissions when installing. 12994 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12995 && mContext.checkCallingOrSelfPermission(Manifest.permission 12996 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12997 throw new SecurityException("You need the " 12998 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12999 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13000 } 13001 13002 final File originFile = new File(originPath); 13003 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13004 13005 final Message msg = mHandler.obtainMessage(INIT_COPY); 13006 final VerificationInfo verificationInfo = new VerificationInfo( 13007 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13008 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13009 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13010 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13011 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13012 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13013 msg.obj = params; 13014 13015 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13016 System.identityHashCode(msg.obj)); 13017 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13018 System.identityHashCode(msg.obj)); 13019 13020 mHandler.sendMessage(msg); 13021 } 13022 13023 13024 /** 13025 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13026 * it is acting on behalf on an enterprise or the user). 13027 * 13028 * Note that the ordering of the conditionals in this method is important. The checks we perform 13029 * are as follows, in this order: 13030 * 13031 * 1) If the install is being performed by a system app, we can trust the app to have set the 13032 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13033 * what it is. 13034 * 2) If the install is being performed by a device or profile owner app, the install reason 13035 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13036 * set the install reason correctly. If the app targets an older SDK version where install 13037 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13038 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13039 * 3) In all other cases, the install is being performed by a regular app that is neither part 13040 * of the system nor a device or profile owner. We have no reason to believe that this app is 13041 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13042 * set to enterprise policy and if so, change it to unknown instead. 13043 */ 13044 private int fixUpInstallReason(String installerPackageName, int installerUid, 13045 int installReason) { 13046 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13047 == PERMISSION_GRANTED) { 13048 // If the install is being performed by a system app, we trust that app to have set the 13049 // install reason correctly. 13050 return installReason; 13051 } 13052 13053 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13054 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13055 if (dpm != null) { 13056 ComponentName owner = null; 13057 try { 13058 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13059 if (owner == null) { 13060 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13061 } 13062 } catch (RemoteException e) { 13063 } 13064 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13065 // If the install is being performed by a device or profile owner, the install 13066 // reason should be enterprise policy. 13067 return PackageManager.INSTALL_REASON_POLICY; 13068 } 13069 } 13070 13071 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13072 // If the install is being performed by a regular app (i.e. neither system app nor 13073 // device or profile owner), we have no reason to believe that the app is acting on 13074 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13075 // change it to unknown instead. 13076 return PackageManager.INSTALL_REASON_UNKNOWN; 13077 } 13078 13079 // If the install is being performed by a regular app and the install reason was set to any 13080 // value but enterprise policy, leave the install reason unchanged. 13081 return installReason; 13082 } 13083 13084 void installStage(String packageName, File stagedDir, String stagedCid, 13085 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13086 String installerPackageName, int installerUid, UserHandle user, 13087 Certificate[][] certificates) { 13088 if (DEBUG_EPHEMERAL) { 13089 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13090 Slog.d(TAG, "Ephemeral install of " + packageName); 13091 } 13092 } 13093 final VerificationInfo verificationInfo = new VerificationInfo( 13094 sessionParams.originatingUri, sessionParams.referrerUri, 13095 sessionParams.originatingUid, installerUid); 13096 13097 final OriginInfo origin; 13098 if (stagedDir != null) { 13099 origin = OriginInfo.fromStagedFile(stagedDir); 13100 } else { 13101 origin = OriginInfo.fromStagedContainer(stagedCid); 13102 } 13103 13104 final Message msg = mHandler.obtainMessage(INIT_COPY); 13105 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13106 sessionParams.installReason); 13107 final InstallParams params = new InstallParams(origin, null, observer, 13108 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13109 verificationInfo, user, sessionParams.abiOverride, 13110 sessionParams.grantedRuntimePermissions, certificates, installReason); 13111 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13112 msg.obj = params; 13113 13114 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13115 System.identityHashCode(msg.obj)); 13116 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13117 System.identityHashCode(msg.obj)); 13118 13119 mHandler.sendMessage(msg); 13120 } 13121 13122 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13123 int userId) { 13124 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13125 sendPackageAddedForNewUsers(packageName, isSystem, pkgSetting.appId, userId); 13126 } 13127 13128 private void sendPackageAddedForNewUsers(String packageName, boolean isSystem, 13129 int appId, int... userIds) { 13130 if (ArrayUtils.isEmpty(userIds)) { 13131 return; 13132 } 13133 Bundle extras = new Bundle(1); 13134 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13135 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13136 13137 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13138 packageName, extras, 0, null, null, userIds); 13139 if (isSystem) { 13140 mHandler.post(() -> { 13141 for (int userId : userIds) { 13142 sendBootCompletedBroadcastToSystemApp(packageName, userId); 13143 } 13144 } 13145 ); 13146 } 13147 } 13148 13149 /** 13150 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13151 * automatically without needing an explicit launch. 13152 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13153 */ 13154 private void sendBootCompletedBroadcastToSystemApp(String packageName, int userId) { 13155 // If user is not running, the app didn't miss any broadcast 13156 if (!mUserManagerInternal.isUserRunning(userId)) { 13157 return; 13158 } 13159 final IActivityManager am = ActivityManager.getService(); 13160 try { 13161 // Deliver LOCKED_BOOT_COMPLETED first 13162 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13163 .setPackage(packageName); 13164 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13165 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13166 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13167 13168 // Deliver BOOT_COMPLETED only if user is unlocked 13169 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13170 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13171 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13172 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13173 } 13174 } catch (RemoteException e) { 13175 throw e.rethrowFromSystemServer(); 13176 } 13177 } 13178 13179 @Override 13180 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13181 int userId) { 13182 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13183 PackageSetting pkgSetting; 13184 final int uid = Binder.getCallingUid(); 13185 enforceCrossUserPermission(uid, userId, 13186 true /* requireFullPermission */, true /* checkShell */, 13187 "setApplicationHiddenSetting for user " + userId); 13188 13189 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13190 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13191 return false; 13192 } 13193 13194 long callingId = Binder.clearCallingIdentity(); 13195 try { 13196 boolean sendAdded = false; 13197 boolean sendRemoved = false; 13198 // writer 13199 synchronized (mPackages) { 13200 pkgSetting = mSettings.mPackages.get(packageName); 13201 if (pkgSetting == null) { 13202 return false; 13203 } 13204 // Do not allow "android" is being disabled 13205 if ("android".equals(packageName)) { 13206 Slog.w(TAG, "Cannot hide package: android"); 13207 return false; 13208 } 13209 // Cannot hide static shared libs as they are considered 13210 // a part of the using app (emulating static linking). Also 13211 // static libs are installed always on internal storage. 13212 PackageParser.Package pkg = mPackages.get(packageName); 13213 if (pkg != null && pkg.staticSharedLibName != null) { 13214 Slog.w(TAG, "Cannot hide package: " + packageName 13215 + " providing static shared library: " 13216 + pkg.staticSharedLibName); 13217 return false; 13218 } 13219 // Only allow protected packages to hide themselves. 13220 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 13221 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13222 Slog.w(TAG, "Not hiding protected package: " + packageName); 13223 return false; 13224 } 13225 13226 if (pkgSetting.getHidden(userId) != hidden) { 13227 pkgSetting.setHidden(hidden, userId); 13228 mSettings.writePackageRestrictionsLPr(userId); 13229 if (hidden) { 13230 sendRemoved = true; 13231 } else { 13232 sendAdded = true; 13233 } 13234 } 13235 } 13236 if (sendAdded) { 13237 sendPackageAddedForUser(packageName, pkgSetting, userId); 13238 return true; 13239 } 13240 if (sendRemoved) { 13241 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13242 "hiding pkg"); 13243 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13244 return true; 13245 } 13246 } finally { 13247 Binder.restoreCallingIdentity(callingId); 13248 } 13249 return false; 13250 } 13251 13252 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13253 int userId) { 13254 final PackageRemovedInfo info = new PackageRemovedInfo(); 13255 info.removedPackage = packageName; 13256 info.removedUsers = new int[] {userId}; 13257 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13258 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13259 } 13260 13261 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13262 if (pkgList.length > 0) { 13263 Bundle extras = new Bundle(1); 13264 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13265 13266 sendPackageBroadcast( 13267 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13268 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13269 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13270 new int[] {userId}); 13271 } 13272 } 13273 13274 /** 13275 * Returns true if application is not found or there was an error. Otherwise it returns 13276 * the hidden state of the package for the given user. 13277 */ 13278 @Override 13279 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13280 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13281 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13282 true /* requireFullPermission */, false /* checkShell */, 13283 "getApplicationHidden for user " + userId); 13284 PackageSetting pkgSetting; 13285 long callingId = Binder.clearCallingIdentity(); 13286 try { 13287 // writer 13288 synchronized (mPackages) { 13289 pkgSetting = mSettings.mPackages.get(packageName); 13290 if (pkgSetting == null) { 13291 return true; 13292 } 13293 return pkgSetting.getHidden(userId); 13294 } 13295 } finally { 13296 Binder.restoreCallingIdentity(callingId); 13297 } 13298 } 13299 13300 /** 13301 * @hide 13302 */ 13303 @Override 13304 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13305 int installReason) { 13306 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13307 null); 13308 PackageSetting pkgSetting; 13309 final int uid = Binder.getCallingUid(); 13310 enforceCrossUserPermission(uid, userId, 13311 true /* requireFullPermission */, true /* checkShell */, 13312 "installExistingPackage for user " + userId); 13313 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13314 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13315 } 13316 13317 long callingId = Binder.clearCallingIdentity(); 13318 try { 13319 boolean installed = false; 13320 final boolean instantApp = 13321 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13322 final boolean fullApp = 13323 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13324 13325 // writer 13326 synchronized (mPackages) { 13327 pkgSetting = mSettings.mPackages.get(packageName); 13328 if (pkgSetting == null) { 13329 return PackageManager.INSTALL_FAILED_INVALID_URI; 13330 } 13331 if (!pkgSetting.getInstalled(userId)) { 13332 pkgSetting.setInstalled(true, userId); 13333 pkgSetting.setHidden(false, userId); 13334 pkgSetting.setInstallReason(installReason, userId); 13335 mSettings.writePackageRestrictionsLPr(userId); 13336 mSettings.writeKernelMappingLPr(pkgSetting); 13337 installed = true; 13338 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13339 // upgrade app from instant to full; we don't allow app downgrade 13340 installed = true; 13341 } 13342 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13343 } 13344 13345 if (installed) { 13346 if (pkgSetting.pkg != null) { 13347 synchronized (mInstallLock) { 13348 // We don't need to freeze for a brand new install 13349 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13350 } 13351 } 13352 sendPackageAddedForUser(packageName, pkgSetting, userId); 13353 synchronized (mPackages) { 13354 updateSequenceNumberLP(packageName, new int[]{ userId }); 13355 } 13356 } 13357 } finally { 13358 Binder.restoreCallingIdentity(callingId); 13359 } 13360 13361 return PackageManager.INSTALL_SUCCEEDED; 13362 } 13363 13364 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13365 boolean instantApp, boolean fullApp) { 13366 // no state specified; do nothing 13367 if (!instantApp && !fullApp) { 13368 return; 13369 } 13370 if (userId != UserHandle.USER_ALL) { 13371 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13372 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13373 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13374 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13375 } 13376 } else { 13377 for (int currentUserId : sUserManager.getUserIds()) { 13378 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13379 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13380 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13381 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13382 } 13383 } 13384 } 13385 } 13386 13387 boolean isUserRestricted(int userId, String restrictionKey) { 13388 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13389 if (restrictions.getBoolean(restrictionKey, false)) { 13390 Log.w(TAG, "User is restricted: " + restrictionKey); 13391 return true; 13392 } 13393 return false; 13394 } 13395 13396 @Override 13397 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13398 int userId) { 13399 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13400 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13401 true /* requireFullPermission */, true /* checkShell */, 13402 "setPackagesSuspended for user " + userId); 13403 13404 if (ArrayUtils.isEmpty(packageNames)) { 13405 return packageNames; 13406 } 13407 13408 // List of package names for whom the suspended state has changed. 13409 List<String> changedPackages = new ArrayList<>(packageNames.length); 13410 // List of package names for whom the suspended state is not set as requested in this 13411 // method. 13412 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13413 long callingId = Binder.clearCallingIdentity(); 13414 try { 13415 for (int i = 0; i < packageNames.length; i++) { 13416 String packageName = packageNames[i]; 13417 boolean changed = false; 13418 final int appId; 13419 synchronized (mPackages) { 13420 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13421 if (pkgSetting == null) { 13422 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13423 + "\". Skipping suspending/un-suspending."); 13424 unactionedPackages.add(packageName); 13425 continue; 13426 } 13427 appId = pkgSetting.appId; 13428 if (pkgSetting.getSuspended(userId) != suspended) { 13429 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13430 unactionedPackages.add(packageName); 13431 continue; 13432 } 13433 pkgSetting.setSuspended(suspended, userId); 13434 mSettings.writePackageRestrictionsLPr(userId); 13435 changed = true; 13436 changedPackages.add(packageName); 13437 } 13438 } 13439 13440 if (changed && suspended) { 13441 killApplication(packageName, UserHandle.getUid(userId, appId), 13442 "suspending package"); 13443 } 13444 } 13445 } finally { 13446 Binder.restoreCallingIdentity(callingId); 13447 } 13448 13449 if (!changedPackages.isEmpty()) { 13450 sendPackagesSuspendedForUser(changedPackages.toArray( 13451 new String[changedPackages.size()]), userId, suspended); 13452 } 13453 13454 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13455 } 13456 13457 @Override 13458 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13459 enforceCrossUserPermission(Binder.getCallingUid(), userId, 13460 true /* requireFullPermission */, false /* checkShell */, 13461 "isPackageSuspendedForUser for user " + userId); 13462 synchronized (mPackages) { 13463 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13464 if (pkgSetting == null) { 13465 throw new IllegalArgumentException("Unknown target package: " + packageName); 13466 } 13467 return pkgSetting.getSuspended(userId); 13468 } 13469 } 13470 13471 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13472 if (isPackageDeviceAdmin(packageName, userId)) { 13473 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13474 + "\": has an active device admin"); 13475 return false; 13476 } 13477 13478 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13479 if (packageName.equals(activeLauncherPackageName)) { 13480 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13481 + "\": contains the active launcher"); 13482 return false; 13483 } 13484 13485 if (packageName.equals(mRequiredInstallerPackage)) { 13486 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13487 + "\": required for package installation"); 13488 return false; 13489 } 13490 13491 if (packageName.equals(mRequiredUninstallerPackage)) { 13492 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13493 + "\": required for package uninstallation"); 13494 return false; 13495 } 13496 13497 if (packageName.equals(mRequiredVerifierPackage)) { 13498 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13499 + "\": required for package verification"); 13500 return false; 13501 } 13502 13503 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13504 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13505 + "\": is the default dialer"); 13506 return false; 13507 } 13508 13509 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13510 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13511 + "\": protected package"); 13512 return false; 13513 } 13514 13515 // Cannot suspend static shared libs as they are considered 13516 // a part of the using app (emulating static linking). Also 13517 // static libs are installed always on internal storage. 13518 PackageParser.Package pkg = mPackages.get(packageName); 13519 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13520 Slog.w(TAG, "Cannot suspend package: " + packageName 13521 + " providing static shared library: " 13522 + pkg.staticSharedLibName); 13523 return false; 13524 } 13525 13526 return true; 13527 } 13528 13529 private String getActiveLauncherPackageName(int userId) { 13530 Intent intent = new Intent(Intent.ACTION_MAIN); 13531 intent.addCategory(Intent.CATEGORY_HOME); 13532 ResolveInfo resolveInfo = resolveIntent( 13533 intent, 13534 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13535 PackageManager.MATCH_DEFAULT_ONLY, 13536 userId); 13537 13538 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13539 } 13540 13541 private String getDefaultDialerPackageName(int userId) { 13542 synchronized (mPackages) { 13543 return mSettings.getDefaultDialerPackageNameLPw(userId); 13544 } 13545 } 13546 13547 @Override 13548 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13549 mContext.enforceCallingOrSelfPermission( 13550 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13551 "Only package verification agents can verify applications"); 13552 13553 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13554 final PackageVerificationResponse response = new PackageVerificationResponse( 13555 verificationCode, Binder.getCallingUid()); 13556 msg.arg1 = id; 13557 msg.obj = response; 13558 mHandler.sendMessage(msg); 13559 } 13560 13561 @Override 13562 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13563 long millisecondsToDelay) { 13564 mContext.enforceCallingOrSelfPermission( 13565 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13566 "Only package verification agents can extend verification timeouts"); 13567 13568 final PackageVerificationState state = mPendingVerification.get(id); 13569 final PackageVerificationResponse response = new PackageVerificationResponse( 13570 verificationCodeAtTimeout, Binder.getCallingUid()); 13571 13572 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13573 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13574 } 13575 if (millisecondsToDelay < 0) { 13576 millisecondsToDelay = 0; 13577 } 13578 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13579 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13580 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13581 } 13582 13583 if ((state != null) && !state.timeoutExtended()) { 13584 state.extendTimeout(); 13585 13586 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13587 msg.arg1 = id; 13588 msg.obj = response; 13589 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13590 } 13591 } 13592 13593 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13594 int verificationCode, UserHandle user) { 13595 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13596 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13597 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13598 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13599 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13600 13601 mContext.sendBroadcastAsUser(intent, user, 13602 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13603 } 13604 13605 private ComponentName matchComponentForVerifier(String packageName, 13606 List<ResolveInfo> receivers) { 13607 ActivityInfo targetReceiver = null; 13608 13609 final int NR = receivers.size(); 13610 for (int i = 0; i < NR; i++) { 13611 final ResolveInfo info = receivers.get(i); 13612 if (info.activityInfo == null) { 13613 continue; 13614 } 13615 13616 if (packageName.equals(info.activityInfo.packageName)) { 13617 targetReceiver = info.activityInfo; 13618 break; 13619 } 13620 } 13621 13622 if (targetReceiver == null) { 13623 return null; 13624 } 13625 13626 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13627 } 13628 13629 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13630 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13631 if (pkgInfo.verifiers.length == 0) { 13632 return null; 13633 } 13634 13635 final int N = pkgInfo.verifiers.length; 13636 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13637 for (int i = 0; i < N; i++) { 13638 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13639 13640 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13641 receivers); 13642 if (comp == null) { 13643 continue; 13644 } 13645 13646 final int verifierUid = getUidForVerifier(verifierInfo); 13647 if (verifierUid == -1) { 13648 continue; 13649 } 13650 13651 if (DEBUG_VERIFY) { 13652 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13653 + " with the correct signature"); 13654 } 13655 sufficientVerifiers.add(comp); 13656 verificationState.addSufficientVerifier(verifierUid); 13657 } 13658 13659 return sufficientVerifiers; 13660 } 13661 13662 private int getUidForVerifier(VerifierInfo verifierInfo) { 13663 synchronized (mPackages) { 13664 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13665 if (pkg == null) { 13666 return -1; 13667 } else if (pkg.mSignatures.length != 1) { 13668 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13669 + " has more than one signature; ignoring"); 13670 return -1; 13671 } 13672 13673 /* 13674 * If the public key of the package's signature does not match 13675 * our expected public key, then this is a different package and 13676 * we should skip. 13677 */ 13678 13679 final byte[] expectedPublicKey; 13680 try { 13681 final Signature verifierSig = pkg.mSignatures[0]; 13682 final PublicKey publicKey = verifierSig.getPublicKey(); 13683 expectedPublicKey = publicKey.getEncoded(); 13684 } catch (CertificateException e) { 13685 return -1; 13686 } 13687 13688 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13689 13690 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13691 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13692 + " does not have the expected public key; ignoring"); 13693 return -1; 13694 } 13695 13696 return pkg.applicationInfo.uid; 13697 } 13698 } 13699 13700 @Override 13701 public void finishPackageInstall(int token, boolean didLaunch) { 13702 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13703 13704 if (DEBUG_INSTALL) { 13705 Slog.v(TAG, "BM finishing package install for " + token); 13706 } 13707 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13708 13709 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13710 mHandler.sendMessage(msg); 13711 } 13712 13713 /** 13714 * Get the verification agent timeout. 13715 * 13716 * @return verification timeout in milliseconds 13717 */ 13718 private long getVerificationTimeout() { 13719 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13720 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13721 DEFAULT_VERIFICATION_TIMEOUT); 13722 } 13723 13724 /** 13725 * Get the default verification agent response code. 13726 * 13727 * @return default verification response code 13728 */ 13729 private int getDefaultVerificationResponse() { 13730 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13731 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13732 DEFAULT_VERIFICATION_RESPONSE); 13733 } 13734 13735 /** 13736 * Check whether or not package verification has been enabled. 13737 * 13738 * @return true if verification should be performed 13739 */ 13740 private boolean isVerificationEnabled(int userId, int installFlags) { 13741 if (!DEFAULT_VERIFY_ENABLE) { 13742 return false; 13743 } 13744 // Ephemeral apps don't get the full verification treatment 13745 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13746 if (DEBUG_EPHEMERAL) { 13747 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 13748 } 13749 return false; 13750 } 13751 13752 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13753 13754 // Check if installing from ADB 13755 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13756 // Do not run verification in a test harness environment 13757 if (ActivityManager.isRunningInTestHarness()) { 13758 return false; 13759 } 13760 if (ensureVerifyAppsEnabled) { 13761 return true; 13762 } 13763 // Check if the developer does not want package verification for ADB installs 13764 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13765 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13766 return false; 13767 } 13768 } 13769 13770 if (ensureVerifyAppsEnabled) { 13771 return true; 13772 } 13773 13774 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13775 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13776 } 13777 13778 @Override 13779 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13780 throws RemoteException { 13781 mContext.enforceCallingOrSelfPermission( 13782 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13783 "Only intentfilter verification agents can verify applications"); 13784 13785 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13786 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13787 Binder.getCallingUid(), verificationCode, failedDomains); 13788 msg.arg1 = id; 13789 msg.obj = response; 13790 mHandler.sendMessage(msg); 13791 } 13792 13793 @Override 13794 public int getIntentVerificationStatus(String packageName, int userId) { 13795 synchronized (mPackages) { 13796 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13797 } 13798 } 13799 13800 @Override 13801 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13802 mContext.enforceCallingOrSelfPermission( 13803 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13804 13805 boolean result = false; 13806 synchronized (mPackages) { 13807 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13808 } 13809 if (result) { 13810 scheduleWritePackageRestrictionsLocked(userId); 13811 } 13812 return result; 13813 } 13814 13815 @Override 13816 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13817 String packageName) { 13818 synchronized (mPackages) { 13819 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13820 } 13821 } 13822 13823 @Override 13824 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13825 if (TextUtils.isEmpty(packageName)) { 13826 return ParceledListSlice.emptyList(); 13827 } 13828 synchronized (mPackages) { 13829 PackageParser.Package pkg = mPackages.get(packageName); 13830 if (pkg == null || pkg.activities == null) { 13831 return ParceledListSlice.emptyList(); 13832 } 13833 final int count = pkg.activities.size(); 13834 ArrayList<IntentFilter> result = new ArrayList<>(); 13835 for (int n=0; n<count; n++) { 13836 PackageParser.Activity activity = pkg.activities.get(n); 13837 if (activity.intents != null && activity.intents.size() > 0) { 13838 result.addAll(activity.intents); 13839 } 13840 } 13841 return new ParceledListSlice<>(result); 13842 } 13843 } 13844 13845 @Override 13846 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13847 mContext.enforceCallingOrSelfPermission( 13848 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13849 13850 synchronized (mPackages) { 13851 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13852 if (packageName != null) { 13853 result |= updateIntentVerificationStatus(packageName, 13854 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 13855 userId); 13856 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 13857 packageName, userId); 13858 } 13859 return result; 13860 } 13861 } 13862 13863 @Override 13864 public String getDefaultBrowserPackageName(int userId) { 13865 synchronized (mPackages) { 13866 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13867 } 13868 } 13869 13870 /** 13871 * Get the "allow unknown sources" setting. 13872 * 13873 * @return the current "allow unknown sources" setting 13874 */ 13875 private int getUnknownSourcesSettings() { 13876 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13877 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13878 -1); 13879 } 13880 13881 @Override 13882 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13883 final int uid = Binder.getCallingUid(); 13884 // writer 13885 synchronized (mPackages) { 13886 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13887 if (targetPackageSetting == null) { 13888 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13889 } 13890 13891 PackageSetting installerPackageSetting; 13892 if (installerPackageName != null) { 13893 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13894 if (installerPackageSetting == null) { 13895 throw new IllegalArgumentException("Unknown installer package: " 13896 + installerPackageName); 13897 } 13898 } else { 13899 installerPackageSetting = null; 13900 } 13901 13902 Signature[] callerSignature; 13903 Object obj = mSettings.getUserIdLPr(uid); 13904 if (obj != null) { 13905 if (obj instanceof SharedUserSetting) { 13906 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13907 } else if (obj instanceof PackageSetting) { 13908 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13909 } else { 13910 throw new SecurityException("Bad object " + obj + " for uid " + uid); 13911 } 13912 } else { 13913 throw new SecurityException("Unknown calling UID: " + uid); 13914 } 13915 13916 // Verify: can't set installerPackageName to a package that is 13917 // not signed with the same cert as the caller. 13918 if (installerPackageSetting != null) { 13919 if (compareSignatures(callerSignature, 13920 installerPackageSetting.signatures.mSignatures) 13921 != PackageManager.SIGNATURE_MATCH) { 13922 throw new SecurityException( 13923 "Caller does not have same cert as new installer package " 13924 + installerPackageName); 13925 } 13926 } 13927 13928 // Verify: if target already has an installer package, it must 13929 // be signed with the same cert as the caller. 13930 if (targetPackageSetting.installerPackageName != null) { 13931 PackageSetting setting = mSettings.mPackages.get( 13932 targetPackageSetting.installerPackageName); 13933 // If the currently set package isn't valid, then it's always 13934 // okay to change it. 13935 if (setting != null) { 13936 if (compareSignatures(callerSignature, 13937 setting.signatures.mSignatures) 13938 != PackageManager.SIGNATURE_MATCH) { 13939 throw new SecurityException( 13940 "Caller does not have same cert as old installer package " 13941 + targetPackageSetting.installerPackageName); 13942 } 13943 } 13944 } 13945 13946 // Okay! 13947 targetPackageSetting.installerPackageName = installerPackageName; 13948 if (installerPackageName != null) { 13949 mSettings.mInstallerPackages.add(installerPackageName); 13950 } 13951 scheduleWriteSettingsLocked(); 13952 } 13953 } 13954 13955 @Override 13956 public void setApplicationCategoryHint(String packageName, int categoryHint, 13957 String callerPackageName) { 13958 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13959 callerPackageName); 13960 synchronized (mPackages) { 13961 PackageSetting ps = mSettings.mPackages.get(packageName); 13962 if (ps == null) { 13963 throw new IllegalArgumentException("Unknown target package " + packageName); 13964 } 13965 13966 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13967 throw new IllegalArgumentException("Calling package " + callerPackageName 13968 + " is not installer for " + packageName); 13969 } 13970 13971 if (ps.categoryHint != categoryHint) { 13972 ps.categoryHint = categoryHint; 13973 scheduleWriteSettingsLocked(); 13974 } 13975 } 13976 } 13977 13978 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13979 // Queue up an async operation since the package installation may take a little while. 13980 mHandler.post(new Runnable() { 13981 public void run() { 13982 mHandler.removeCallbacks(this); 13983 // Result object to be returned 13984 PackageInstalledInfo res = new PackageInstalledInfo(); 13985 res.setReturnCode(currentStatus); 13986 res.uid = -1; 13987 res.pkg = null; 13988 res.removedInfo = null; 13989 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13990 args.doPreInstall(res.returnCode); 13991 synchronized (mInstallLock) { 13992 installPackageTracedLI(args, res); 13993 } 13994 args.doPostInstall(res.returnCode, res.uid); 13995 } 13996 13997 // A restore should be performed at this point if (a) the install 13998 // succeeded, (b) the operation is not an update, and (c) the new 13999 // package has not opted out of backup participation. 14000 final boolean update = res.removedInfo != null 14001 && res.removedInfo.removedPackage != null; 14002 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14003 boolean doRestore = !update 14004 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14005 14006 // Set up the post-install work request bookkeeping. This will be used 14007 // and cleaned up by the post-install event handling regardless of whether 14008 // there's a restore pass performed. Token values are >= 1. 14009 int token; 14010 if (mNextInstallToken < 0) mNextInstallToken = 1; 14011 token = mNextInstallToken++; 14012 14013 PostInstallData data = new PostInstallData(args, res); 14014 mRunningInstalls.put(token, data); 14015 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14016 14017 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14018 // Pass responsibility to the Backup Manager. It will perform a 14019 // restore if appropriate, then pass responsibility back to the 14020 // Package Manager to run the post-install observer callbacks 14021 // and broadcasts. 14022 IBackupManager bm = IBackupManager.Stub.asInterface( 14023 ServiceManager.getService(Context.BACKUP_SERVICE)); 14024 if (bm != null) { 14025 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14026 + " to BM for possible restore"); 14027 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14028 try { 14029 // TODO: http://b/22388012 14030 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14031 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14032 } else { 14033 doRestore = false; 14034 } 14035 } catch (RemoteException e) { 14036 // can't happen; the backup manager is local 14037 } catch (Exception e) { 14038 Slog.e(TAG, "Exception trying to enqueue restore", e); 14039 doRestore = false; 14040 } 14041 } else { 14042 Slog.e(TAG, "Backup Manager not found!"); 14043 doRestore = false; 14044 } 14045 } 14046 14047 if (!doRestore) { 14048 // No restore possible, or the Backup Manager was mysteriously not 14049 // available -- just fire the post-install work request directly. 14050 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14051 14052 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14053 14054 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14055 mHandler.sendMessage(msg); 14056 } 14057 } 14058 }); 14059 } 14060 14061 /** 14062 * Callback from PackageSettings whenever an app is first transitioned out of the 14063 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14064 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14065 * here whether the app is the target of an ongoing install, and only send the 14066 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14067 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14068 * handling. 14069 */ 14070 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14071 // Serialize this with the rest of the install-process message chain. In the 14072 // restore-at-install case, this Runnable will necessarily run before the 14073 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14074 // are coherent. In the non-restore case, the app has already completed install 14075 // and been launched through some other means, so it is not in a problematic 14076 // state for observers to see the FIRST_LAUNCH signal. 14077 mHandler.post(new Runnable() { 14078 @Override 14079 public void run() { 14080 for (int i = 0; i < mRunningInstalls.size(); i++) { 14081 final PostInstallData data = mRunningInstalls.valueAt(i); 14082 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14083 continue; 14084 } 14085 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14086 // right package; but is it for the right user? 14087 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14088 if (userId == data.res.newUsers[uIndex]) { 14089 if (DEBUG_BACKUP) { 14090 Slog.i(TAG, "Package " + pkgName 14091 + " being restored so deferring FIRST_LAUNCH"); 14092 } 14093 return; 14094 } 14095 } 14096 } 14097 } 14098 // didn't find it, so not being restored 14099 if (DEBUG_BACKUP) { 14100 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14101 } 14102 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14103 } 14104 }); 14105 } 14106 14107 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14108 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14109 installerPkg, null, userIds); 14110 } 14111 14112 private abstract class HandlerParams { 14113 private static final int MAX_RETRIES = 4; 14114 14115 /** 14116 * Number of times startCopy() has been attempted and had a non-fatal 14117 * error. 14118 */ 14119 private int mRetries = 0; 14120 14121 /** User handle for the user requesting the information or installation. */ 14122 private final UserHandle mUser; 14123 String traceMethod; 14124 int traceCookie; 14125 14126 HandlerParams(UserHandle user) { 14127 mUser = user; 14128 } 14129 14130 UserHandle getUser() { 14131 return mUser; 14132 } 14133 14134 HandlerParams setTraceMethod(String traceMethod) { 14135 this.traceMethod = traceMethod; 14136 return this; 14137 } 14138 14139 HandlerParams setTraceCookie(int traceCookie) { 14140 this.traceCookie = traceCookie; 14141 return this; 14142 } 14143 14144 final boolean startCopy() { 14145 boolean res; 14146 try { 14147 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14148 14149 if (++mRetries > MAX_RETRIES) { 14150 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14151 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14152 handleServiceError(); 14153 return false; 14154 } else { 14155 handleStartCopy(); 14156 res = true; 14157 } 14158 } catch (RemoteException e) { 14159 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14160 mHandler.sendEmptyMessage(MCS_RECONNECT); 14161 res = false; 14162 } 14163 handleReturnCode(); 14164 return res; 14165 } 14166 14167 final void serviceError() { 14168 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14169 handleServiceError(); 14170 handleReturnCode(); 14171 } 14172 14173 abstract void handleStartCopy() throws RemoteException; 14174 abstract void handleServiceError(); 14175 abstract void handleReturnCode(); 14176 } 14177 14178 class MeasureParams extends HandlerParams { 14179 private final PackageStats mStats; 14180 private boolean mSuccess; 14181 14182 private final IPackageStatsObserver mObserver; 14183 14184 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 14185 super(new UserHandle(stats.userHandle)); 14186 mObserver = observer; 14187 mStats = stats; 14188 } 14189 14190 @Override 14191 public String toString() { 14192 return "MeasureParams{" 14193 + Integer.toHexString(System.identityHashCode(this)) 14194 + " " + mStats.packageName + "}"; 14195 } 14196 14197 @Override 14198 void handleStartCopy() throws RemoteException { 14199 synchronized (mInstallLock) { 14200 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 14201 } 14202 14203 if (mSuccess) { 14204 boolean mounted = false; 14205 try { 14206 final String status = Environment.getExternalStorageState(); 14207 mounted = (Environment.MEDIA_MOUNTED.equals(status) 14208 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 14209 } catch (Exception e) { 14210 } 14211 14212 if (mounted) { 14213 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 14214 14215 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 14216 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 14217 14218 mStats.externalDataSize = calculateDirectorySize(mContainerService, 14219 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 14220 14221 // Always subtract cache size, since it's a subdirectory 14222 mStats.externalDataSize -= mStats.externalCacheSize; 14223 14224 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 14225 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 14226 14227 mStats.externalObbSize = calculateDirectorySize(mContainerService, 14228 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 14229 } 14230 } 14231 } 14232 14233 @Override 14234 void handleReturnCode() { 14235 if (mObserver != null) { 14236 try { 14237 mObserver.onGetStatsCompleted(mStats, mSuccess); 14238 } catch (RemoteException e) { 14239 Slog.i(TAG, "Observer no longer exists."); 14240 } 14241 } 14242 } 14243 14244 @Override 14245 void handleServiceError() { 14246 Slog.e(TAG, "Could not measure application " + mStats.packageName 14247 + " external storage"); 14248 } 14249 } 14250 14251 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 14252 throws RemoteException { 14253 long result = 0; 14254 for (File path : paths) { 14255 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 14256 } 14257 return result; 14258 } 14259 14260 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14261 for (File path : paths) { 14262 try { 14263 mcs.clearDirectory(path.getAbsolutePath()); 14264 } catch (RemoteException e) { 14265 } 14266 } 14267 } 14268 14269 static class OriginInfo { 14270 /** 14271 * Location where install is coming from, before it has been 14272 * copied/renamed into place. This could be a single monolithic APK 14273 * file, or a cluster directory. This location may be untrusted. 14274 */ 14275 final File file; 14276 final String cid; 14277 14278 /** 14279 * Flag indicating that {@link #file} or {@link #cid} has already been 14280 * staged, meaning downstream users don't need to defensively copy the 14281 * contents. 14282 */ 14283 final boolean staged; 14284 14285 /** 14286 * Flag indicating that {@link #file} or {@link #cid} is an already 14287 * installed app that is being moved. 14288 */ 14289 final boolean existing; 14290 14291 final String resolvedPath; 14292 final File resolvedFile; 14293 14294 static OriginInfo fromNothing() { 14295 return new OriginInfo(null, null, false, false); 14296 } 14297 14298 static OriginInfo fromUntrustedFile(File file) { 14299 return new OriginInfo(file, null, false, false); 14300 } 14301 14302 static OriginInfo fromExistingFile(File file) { 14303 return new OriginInfo(file, null, false, true); 14304 } 14305 14306 static OriginInfo fromStagedFile(File file) { 14307 return new OriginInfo(file, null, true, false); 14308 } 14309 14310 static OriginInfo fromStagedContainer(String cid) { 14311 return new OriginInfo(null, cid, true, false); 14312 } 14313 14314 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 14315 this.file = file; 14316 this.cid = cid; 14317 this.staged = staged; 14318 this.existing = existing; 14319 14320 if (cid != null) { 14321 resolvedPath = PackageHelper.getSdDir(cid); 14322 resolvedFile = new File(resolvedPath); 14323 } else if (file != null) { 14324 resolvedPath = file.getAbsolutePath(); 14325 resolvedFile = file; 14326 } else { 14327 resolvedPath = null; 14328 resolvedFile = null; 14329 } 14330 } 14331 } 14332 14333 static class MoveInfo { 14334 final int moveId; 14335 final String fromUuid; 14336 final String toUuid; 14337 final String packageName; 14338 final String dataAppName; 14339 final int appId; 14340 final String seinfo; 14341 final int targetSdkVersion; 14342 14343 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14344 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14345 this.moveId = moveId; 14346 this.fromUuid = fromUuid; 14347 this.toUuid = toUuid; 14348 this.packageName = packageName; 14349 this.dataAppName = dataAppName; 14350 this.appId = appId; 14351 this.seinfo = seinfo; 14352 this.targetSdkVersion = targetSdkVersion; 14353 } 14354 } 14355 14356 static class VerificationInfo { 14357 /** A constant used to indicate that a uid value is not present. */ 14358 public static final int NO_UID = -1; 14359 14360 /** URI referencing where the package was downloaded from. */ 14361 final Uri originatingUri; 14362 14363 /** HTTP referrer URI associated with the originatingURI. */ 14364 final Uri referrer; 14365 14366 /** UID of the application that the install request originated from. */ 14367 final int originatingUid; 14368 14369 /** UID of application requesting the install */ 14370 final int installerUid; 14371 14372 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14373 this.originatingUri = originatingUri; 14374 this.referrer = referrer; 14375 this.originatingUid = originatingUid; 14376 this.installerUid = installerUid; 14377 } 14378 } 14379 14380 class InstallParams extends HandlerParams { 14381 final OriginInfo origin; 14382 final MoveInfo move; 14383 final IPackageInstallObserver2 observer; 14384 int installFlags; 14385 final String installerPackageName; 14386 final String volumeUuid; 14387 private InstallArgs mArgs; 14388 private int mRet; 14389 final String packageAbiOverride; 14390 final String[] grantedRuntimePermissions; 14391 final VerificationInfo verificationInfo; 14392 final Certificate[][] certificates; 14393 final int installReason; 14394 14395 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14396 int installFlags, String installerPackageName, String volumeUuid, 14397 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14398 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14399 super(user); 14400 this.origin = origin; 14401 this.move = move; 14402 this.observer = observer; 14403 this.installFlags = installFlags; 14404 this.installerPackageName = installerPackageName; 14405 this.volumeUuid = volumeUuid; 14406 this.verificationInfo = verificationInfo; 14407 this.packageAbiOverride = packageAbiOverride; 14408 this.grantedRuntimePermissions = grantedPermissions; 14409 this.certificates = certificates; 14410 this.installReason = installReason; 14411 } 14412 14413 @Override 14414 public String toString() { 14415 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14416 + " file=" + origin.file + " cid=" + origin.cid + "}"; 14417 } 14418 14419 private int installLocationPolicy(PackageInfoLite pkgLite) { 14420 String packageName = pkgLite.packageName; 14421 int installLocation = pkgLite.installLocation; 14422 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14423 // reader 14424 synchronized (mPackages) { 14425 // Currently installed package which the new package is attempting to replace or 14426 // null if no such package is installed. 14427 PackageParser.Package installedPkg = mPackages.get(packageName); 14428 // Package which currently owns the data which the new package will own if installed. 14429 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14430 // will be null whereas dataOwnerPkg will contain information about the package 14431 // which was uninstalled while keeping its data. 14432 PackageParser.Package dataOwnerPkg = installedPkg; 14433 if (dataOwnerPkg == null) { 14434 PackageSetting ps = mSettings.mPackages.get(packageName); 14435 if (ps != null) { 14436 dataOwnerPkg = ps.pkg; 14437 } 14438 } 14439 14440 if (dataOwnerPkg != null) { 14441 // If installed, the package will get access to data left on the device by its 14442 // predecessor. As a security measure, this is permited only if this is not a 14443 // version downgrade or if the predecessor package is marked as debuggable and 14444 // a downgrade is explicitly requested. 14445 // 14446 // On debuggable platform builds, downgrades are permitted even for 14447 // non-debuggable packages to make testing easier. Debuggable platform builds do 14448 // not offer security guarantees and thus it's OK to disable some security 14449 // mechanisms to make debugging/testing easier on those builds. However, even on 14450 // debuggable builds downgrades of packages are permitted only if requested via 14451 // installFlags. This is because we aim to keep the behavior of debuggable 14452 // platform builds as close as possible to the behavior of non-debuggable 14453 // platform builds. 14454 final boolean downgradeRequested = 14455 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14456 final boolean packageDebuggable = 14457 (dataOwnerPkg.applicationInfo.flags 14458 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14459 final boolean downgradePermitted = 14460 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14461 if (!downgradePermitted) { 14462 try { 14463 checkDowngrade(dataOwnerPkg, pkgLite); 14464 } catch (PackageManagerException e) { 14465 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14466 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14467 } 14468 } 14469 } 14470 14471 if (installedPkg != null) { 14472 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14473 // Check for updated system application. 14474 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14475 if (onSd) { 14476 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14477 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14478 } 14479 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14480 } else { 14481 if (onSd) { 14482 // Install flag overrides everything. 14483 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14484 } 14485 // If current upgrade specifies particular preference 14486 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14487 // Application explicitly specified internal. 14488 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14489 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14490 // App explictly prefers external. Let policy decide 14491 } else { 14492 // Prefer previous location 14493 if (isExternal(installedPkg)) { 14494 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14495 } 14496 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14497 } 14498 } 14499 } else { 14500 // Invalid install. Return error code 14501 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14502 } 14503 } 14504 } 14505 // All the special cases have been taken care of. 14506 // Return result based on recommended install location. 14507 if (onSd) { 14508 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14509 } 14510 return pkgLite.recommendedInstallLocation; 14511 } 14512 14513 /* 14514 * Invoke remote method to get package information and install 14515 * location values. Override install location based on default 14516 * policy if needed and then create install arguments based 14517 * on the install location. 14518 */ 14519 public void handleStartCopy() throws RemoteException { 14520 int ret = PackageManager.INSTALL_SUCCEEDED; 14521 14522 // If we're already staged, we've firmly committed to an install location 14523 if (origin.staged) { 14524 if (origin.file != null) { 14525 installFlags |= PackageManager.INSTALL_INTERNAL; 14526 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14527 } else if (origin.cid != null) { 14528 installFlags |= PackageManager.INSTALL_EXTERNAL; 14529 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14530 } else { 14531 throw new IllegalStateException("Invalid stage location"); 14532 } 14533 } 14534 14535 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14536 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14537 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14538 PackageInfoLite pkgLite = null; 14539 14540 if (onInt && onSd) { 14541 // Check if both bits are set. 14542 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14543 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14544 } else if (onSd && ephemeral) { 14545 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14546 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14547 } else { 14548 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14549 packageAbiOverride); 14550 14551 if (DEBUG_EPHEMERAL && ephemeral) { 14552 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14553 } 14554 14555 /* 14556 * If we have too little free space, try to free cache 14557 * before giving up. 14558 */ 14559 if (!origin.staged && pkgLite.recommendedInstallLocation 14560 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14561 // TODO: focus freeing disk space on the target device 14562 final StorageManager storage = StorageManager.from(mContext); 14563 final long lowThreshold = storage.getStorageLowBytes( 14564 Environment.getDataDirectory()); 14565 14566 final long sizeBytes = mContainerService.calculateInstalledSize( 14567 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 14568 14569 try { 14570 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0); 14571 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14572 installFlags, packageAbiOverride); 14573 } catch (InstallerException e) { 14574 Slog.w(TAG, "Failed to free cache", e); 14575 } 14576 14577 /* 14578 * The cache free must have deleted the file we 14579 * downloaded to install. 14580 * 14581 * TODO: fix the "freeCache" call to not delete 14582 * the file we care about. 14583 */ 14584 if (pkgLite.recommendedInstallLocation 14585 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14586 pkgLite.recommendedInstallLocation 14587 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14588 } 14589 } 14590 } 14591 14592 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14593 int loc = pkgLite.recommendedInstallLocation; 14594 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14595 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14596 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14597 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14598 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14599 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14600 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14601 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14602 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14603 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14604 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14605 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14606 } else { 14607 // Override with defaults if needed. 14608 loc = installLocationPolicy(pkgLite); 14609 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14610 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14611 } else if (!onSd && !onInt) { 14612 // Override install location with flags 14613 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14614 // Set the flag to install on external media. 14615 installFlags |= PackageManager.INSTALL_EXTERNAL; 14616 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14617 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14618 if (DEBUG_EPHEMERAL) { 14619 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14620 } 14621 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14622 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14623 |PackageManager.INSTALL_INTERNAL); 14624 } else { 14625 // Make sure the flag for installing on external 14626 // media is unset 14627 installFlags |= PackageManager.INSTALL_INTERNAL; 14628 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14629 } 14630 } 14631 } 14632 } 14633 14634 final InstallArgs args = createInstallArgs(this); 14635 mArgs = args; 14636 14637 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14638 // TODO: http://b/22976637 14639 // Apps installed for "all" users use the device owner to verify the app 14640 UserHandle verifierUser = getUser(); 14641 if (verifierUser == UserHandle.ALL) { 14642 verifierUser = UserHandle.SYSTEM; 14643 } 14644 14645 /* 14646 * Determine if we have any installed package verifiers. If we 14647 * do, then we'll defer to them to verify the packages. 14648 */ 14649 final int requiredUid = mRequiredVerifierPackage == null ? -1 14650 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14651 verifierUser.getIdentifier()); 14652 if (!origin.existing && requiredUid != -1 14653 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 14654 final Intent verification = new Intent( 14655 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14656 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14657 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14658 PACKAGE_MIME_TYPE); 14659 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14660 14661 // Query all live verifiers based on current user state 14662 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14663 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 14664 14665 if (DEBUG_VERIFY) { 14666 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14667 + verification.toString() + " with " + pkgLite.verifiers.length 14668 + " optional verifiers"); 14669 } 14670 14671 final int verificationId = mPendingVerificationToken++; 14672 14673 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14674 14675 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14676 installerPackageName); 14677 14678 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14679 installFlags); 14680 14681 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14682 pkgLite.packageName); 14683 14684 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14685 pkgLite.versionCode); 14686 14687 if (verificationInfo != null) { 14688 if (verificationInfo.originatingUri != null) { 14689 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14690 verificationInfo.originatingUri); 14691 } 14692 if (verificationInfo.referrer != null) { 14693 verification.putExtra(Intent.EXTRA_REFERRER, 14694 verificationInfo.referrer); 14695 } 14696 if (verificationInfo.originatingUid >= 0) { 14697 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14698 verificationInfo.originatingUid); 14699 } 14700 if (verificationInfo.installerUid >= 0) { 14701 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14702 verificationInfo.installerUid); 14703 } 14704 } 14705 14706 final PackageVerificationState verificationState = new PackageVerificationState( 14707 requiredUid, args); 14708 14709 mPendingVerification.append(verificationId, verificationState); 14710 14711 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14712 receivers, verificationState); 14713 14714 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14715 final long idleDuration = getVerificationTimeout(); 14716 14717 /* 14718 * If any sufficient verifiers were listed in the package 14719 * manifest, attempt to ask them. 14720 */ 14721 if (sufficientVerifiers != null) { 14722 final int N = sufficientVerifiers.size(); 14723 if (N == 0) { 14724 Slog.i(TAG, "Additional verifiers required, but none installed."); 14725 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14726 } else { 14727 for (int i = 0; i < N; i++) { 14728 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14729 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14730 verifierComponent.getPackageName(), idleDuration, 14731 verifierUser.getIdentifier(), false, "package verifier"); 14732 14733 final Intent sufficientIntent = new Intent(verification); 14734 sufficientIntent.setComponent(verifierComponent); 14735 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14736 } 14737 } 14738 } 14739 14740 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14741 mRequiredVerifierPackage, receivers); 14742 if (ret == PackageManager.INSTALL_SUCCEEDED 14743 && mRequiredVerifierPackage != null) { 14744 Trace.asyncTraceBegin( 14745 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14746 /* 14747 * Send the intent to the required verification agent, 14748 * but only start the verification timeout after the 14749 * target BroadcastReceivers have run. 14750 */ 14751 verification.setComponent(requiredVerifierComponent); 14752 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14753 requiredVerifierComponent.getPackageName(), idleDuration, 14754 verifierUser.getIdentifier(), false, "package verifier"); 14755 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14756 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14757 new BroadcastReceiver() { 14758 @Override 14759 public void onReceive(Context context, Intent intent) { 14760 final Message msg = mHandler 14761 .obtainMessage(CHECK_PENDING_VERIFICATION); 14762 msg.arg1 = verificationId; 14763 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14764 } 14765 }, null, 0, null, null); 14766 14767 /* 14768 * We don't want the copy to proceed until verification 14769 * succeeds, so null out this field. 14770 */ 14771 mArgs = null; 14772 } 14773 } else { 14774 /* 14775 * No package verification is enabled, so immediately start 14776 * the remote call to initiate copy using temporary file. 14777 */ 14778 ret = args.copyApk(mContainerService, true); 14779 } 14780 } 14781 14782 mRet = ret; 14783 } 14784 14785 @Override 14786 void handleReturnCode() { 14787 // If mArgs is null, then MCS couldn't be reached. When it 14788 // reconnects, it will try again to install. At that point, this 14789 // will succeed. 14790 if (mArgs != null) { 14791 processPendingInstall(mArgs, mRet); 14792 } 14793 } 14794 14795 @Override 14796 void handleServiceError() { 14797 mArgs = createInstallArgs(this); 14798 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14799 } 14800 14801 public boolean isForwardLocked() { 14802 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14803 } 14804 } 14805 14806 /** 14807 * Used during creation of InstallArgs 14808 * 14809 * @param installFlags package installation flags 14810 * @return true if should be installed on external storage 14811 */ 14812 private static boolean installOnExternalAsec(int installFlags) { 14813 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 14814 return false; 14815 } 14816 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 14817 return true; 14818 } 14819 return false; 14820 } 14821 14822 /** 14823 * Used during creation of InstallArgs 14824 * 14825 * @param installFlags package installation flags 14826 * @return true if should be installed as forward locked 14827 */ 14828 private static boolean installForwardLocked(int installFlags) { 14829 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14830 } 14831 14832 private InstallArgs createInstallArgs(InstallParams params) { 14833 if (params.move != null) { 14834 return new MoveInstallArgs(params); 14835 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 14836 return new AsecInstallArgs(params); 14837 } else { 14838 return new FileInstallArgs(params); 14839 } 14840 } 14841 14842 /** 14843 * Create args that describe an existing installed package. Typically used 14844 * when cleaning up old installs, or used as a move source. 14845 */ 14846 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14847 String resourcePath, String[] instructionSets) { 14848 final boolean isInAsec; 14849 if (installOnExternalAsec(installFlags)) { 14850 /* Apps on SD card are always in ASEC containers. */ 14851 isInAsec = true; 14852 } else if (installForwardLocked(installFlags) 14853 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 14854 /* 14855 * Forward-locked apps are only in ASEC containers if they're the 14856 * new style 14857 */ 14858 isInAsec = true; 14859 } else { 14860 isInAsec = false; 14861 } 14862 14863 if (isInAsec) { 14864 return new AsecInstallArgs(codePath, instructionSets, 14865 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 14866 } else { 14867 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14868 } 14869 } 14870 14871 static abstract class InstallArgs { 14872 /** @see InstallParams#origin */ 14873 final OriginInfo origin; 14874 /** @see InstallParams#move */ 14875 final MoveInfo move; 14876 14877 final IPackageInstallObserver2 observer; 14878 // Always refers to PackageManager flags only 14879 final int installFlags; 14880 final String installerPackageName; 14881 final String volumeUuid; 14882 final UserHandle user; 14883 final String abiOverride; 14884 final String[] installGrantPermissions; 14885 /** If non-null, drop an async trace when the install completes */ 14886 final String traceMethod; 14887 final int traceCookie; 14888 final Certificate[][] certificates; 14889 final int installReason; 14890 14891 // The list of instruction sets supported by this app. This is currently 14892 // only used during the rmdex() phase to clean up resources. We can get rid of this 14893 // if we move dex files under the common app path. 14894 /* nullable */ String[] instructionSets; 14895 14896 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14897 int installFlags, String installerPackageName, String volumeUuid, 14898 UserHandle user, String[] instructionSets, 14899 String abiOverride, String[] installGrantPermissions, 14900 String traceMethod, int traceCookie, Certificate[][] certificates, 14901 int installReason) { 14902 this.origin = origin; 14903 this.move = move; 14904 this.installFlags = installFlags; 14905 this.observer = observer; 14906 this.installerPackageName = installerPackageName; 14907 this.volumeUuid = volumeUuid; 14908 this.user = user; 14909 this.instructionSets = instructionSets; 14910 this.abiOverride = abiOverride; 14911 this.installGrantPermissions = installGrantPermissions; 14912 this.traceMethod = traceMethod; 14913 this.traceCookie = traceCookie; 14914 this.certificates = certificates; 14915 this.installReason = installReason; 14916 } 14917 14918 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14919 abstract int doPreInstall(int status); 14920 14921 /** 14922 * Rename package into final resting place. All paths on the given 14923 * scanned package should be updated to reflect the rename. 14924 */ 14925 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14926 abstract int doPostInstall(int status, int uid); 14927 14928 /** @see PackageSettingBase#codePathString */ 14929 abstract String getCodePath(); 14930 /** @see PackageSettingBase#resourcePathString */ 14931 abstract String getResourcePath(); 14932 14933 // Need installer lock especially for dex file removal. 14934 abstract void cleanUpResourcesLI(); 14935 abstract boolean doPostDeleteLI(boolean delete); 14936 14937 /** 14938 * Called before the source arguments are copied. This is used mostly 14939 * for MoveParams when it needs to read the source file to put it in the 14940 * destination. 14941 */ 14942 int doPreCopy() { 14943 return PackageManager.INSTALL_SUCCEEDED; 14944 } 14945 14946 /** 14947 * Called after the source arguments are copied. This is used mostly for 14948 * MoveParams when it needs to read the source file to put it in the 14949 * destination. 14950 */ 14951 int doPostCopy(int uid) { 14952 return PackageManager.INSTALL_SUCCEEDED; 14953 } 14954 14955 protected boolean isFwdLocked() { 14956 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14957 } 14958 14959 protected boolean isExternalAsec() { 14960 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14961 } 14962 14963 protected boolean isEphemeral() { 14964 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14965 } 14966 14967 UserHandle getUser() { 14968 return user; 14969 } 14970 } 14971 14972 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14973 if (!allCodePaths.isEmpty()) { 14974 if (instructionSets == null) { 14975 throw new IllegalStateException("instructionSet == null"); 14976 } 14977 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14978 for (String codePath : allCodePaths) { 14979 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14980 try { 14981 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14982 } catch (InstallerException ignored) { 14983 } 14984 } 14985 } 14986 } 14987 } 14988 14989 /** 14990 * Logic to handle installation of non-ASEC applications, including copying 14991 * and renaming logic. 14992 */ 14993 class FileInstallArgs extends InstallArgs { 14994 private File codeFile; 14995 private File resourceFile; 14996 14997 // Example topology: 14998 // /data/app/com.example/base.apk 14999 // /data/app/com.example/split_foo.apk 15000 // /data/app/com.example/lib/arm/libfoo.so 15001 // /data/app/com.example/lib/arm64/libfoo.so 15002 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15003 15004 /** New install */ 15005 FileInstallArgs(InstallParams params) { 15006 super(params.origin, params.move, params.observer, params.installFlags, 15007 params.installerPackageName, params.volumeUuid, 15008 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15009 params.grantedRuntimePermissions, 15010 params.traceMethod, params.traceCookie, params.certificates, 15011 params.installReason); 15012 if (isFwdLocked()) { 15013 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15014 } 15015 } 15016 15017 /** Existing install */ 15018 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15019 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15020 null, null, null, 0, null /*certificates*/, 15021 PackageManager.INSTALL_REASON_UNKNOWN); 15022 this.codeFile = (codePath != null) ? new File(codePath) : null; 15023 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15024 } 15025 15026 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15027 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15028 try { 15029 return doCopyApk(imcs, temp); 15030 } finally { 15031 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15032 } 15033 } 15034 15035 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15036 if (origin.staged) { 15037 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15038 codeFile = origin.file; 15039 resourceFile = origin.file; 15040 return PackageManager.INSTALL_SUCCEEDED; 15041 } 15042 15043 try { 15044 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15045 final File tempDir = 15046 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15047 codeFile = tempDir; 15048 resourceFile = tempDir; 15049 } catch (IOException e) { 15050 Slog.w(TAG, "Failed to create copy file: " + e); 15051 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15052 } 15053 15054 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15055 @Override 15056 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15057 if (!FileUtils.isValidExtFilename(name)) { 15058 throw new IllegalArgumentException("Invalid filename: " + name); 15059 } 15060 try { 15061 final File file = new File(codeFile, name); 15062 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15063 O_RDWR | O_CREAT, 0644); 15064 Os.chmod(file.getAbsolutePath(), 0644); 15065 return new ParcelFileDescriptor(fd); 15066 } catch (ErrnoException e) { 15067 throw new RemoteException("Failed to open: " + e.getMessage()); 15068 } 15069 } 15070 }; 15071 15072 int ret = PackageManager.INSTALL_SUCCEEDED; 15073 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15074 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15075 Slog.e(TAG, "Failed to copy package"); 15076 return ret; 15077 } 15078 15079 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15080 NativeLibraryHelper.Handle handle = null; 15081 try { 15082 handle = NativeLibraryHelper.Handle.create(codeFile); 15083 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15084 abiOverride); 15085 } catch (IOException e) { 15086 Slog.e(TAG, "Copying native libraries failed", e); 15087 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15088 } finally { 15089 IoUtils.closeQuietly(handle); 15090 } 15091 15092 return ret; 15093 } 15094 15095 int doPreInstall(int status) { 15096 if (status != PackageManager.INSTALL_SUCCEEDED) { 15097 cleanUp(); 15098 } 15099 return status; 15100 } 15101 15102 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15103 if (status != PackageManager.INSTALL_SUCCEEDED) { 15104 cleanUp(); 15105 return false; 15106 } 15107 15108 final File targetDir = codeFile.getParentFile(); 15109 final File beforeCodeFile = codeFile; 15110 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15111 15112 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15113 try { 15114 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15115 } catch (ErrnoException e) { 15116 Slog.w(TAG, "Failed to rename", e); 15117 return false; 15118 } 15119 15120 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15121 Slog.w(TAG, "Failed to restorecon"); 15122 return false; 15123 } 15124 15125 // Reflect the rename internally 15126 codeFile = afterCodeFile; 15127 resourceFile = afterCodeFile; 15128 15129 // Reflect the rename in scanned details 15130 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15131 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15132 afterCodeFile, pkg.baseCodePath)); 15133 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15134 afterCodeFile, pkg.splitCodePaths)); 15135 15136 // Reflect the rename in app info 15137 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15138 pkg.setApplicationInfoCodePath(pkg.codePath); 15139 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15140 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15141 pkg.setApplicationInfoResourcePath(pkg.codePath); 15142 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15143 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15144 15145 return true; 15146 } 15147 15148 int doPostInstall(int status, int uid) { 15149 if (status != PackageManager.INSTALL_SUCCEEDED) { 15150 cleanUp(); 15151 } 15152 return status; 15153 } 15154 15155 @Override 15156 String getCodePath() { 15157 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15158 } 15159 15160 @Override 15161 String getResourcePath() { 15162 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15163 } 15164 15165 private boolean cleanUp() { 15166 if (codeFile == null || !codeFile.exists()) { 15167 return false; 15168 } 15169 15170 removeCodePathLI(codeFile); 15171 15172 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15173 resourceFile.delete(); 15174 } 15175 15176 return true; 15177 } 15178 15179 void cleanUpResourcesLI() { 15180 // Try enumerating all code paths before deleting 15181 List<String> allCodePaths = Collections.EMPTY_LIST; 15182 if (codeFile != null && codeFile.exists()) { 15183 try { 15184 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15185 allCodePaths = pkg.getAllCodePaths(); 15186 } catch (PackageParserException e) { 15187 // Ignored; we tried our best 15188 } 15189 } 15190 15191 cleanUp(); 15192 removeDexFiles(allCodePaths, instructionSets); 15193 } 15194 15195 boolean doPostDeleteLI(boolean delete) { 15196 // XXX err, shouldn't we respect the delete flag? 15197 cleanUpResourcesLI(); 15198 return true; 15199 } 15200 } 15201 15202 private boolean isAsecExternal(String cid) { 15203 final String asecPath = PackageHelper.getSdFilesystem(cid); 15204 return !asecPath.startsWith(mAsecInternalPath); 15205 } 15206 15207 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15208 PackageManagerException { 15209 if (copyRet < 0) { 15210 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15211 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15212 throw new PackageManagerException(copyRet, message); 15213 } 15214 } 15215 } 15216 15217 /** 15218 * Extract the StorageManagerService "container ID" from the full code path of an 15219 * .apk. 15220 */ 15221 static String cidFromCodePath(String fullCodePath) { 15222 int eidx = fullCodePath.lastIndexOf("/"); 15223 String subStr1 = fullCodePath.substring(0, eidx); 15224 int sidx = subStr1.lastIndexOf("/"); 15225 return subStr1.substring(sidx+1, eidx); 15226 } 15227 15228 /** 15229 * Logic to handle installation of ASEC applications, including copying and 15230 * renaming logic. 15231 */ 15232 class AsecInstallArgs extends InstallArgs { 15233 static final String RES_FILE_NAME = "pkg.apk"; 15234 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 15235 15236 String cid; 15237 String packagePath; 15238 String resourcePath; 15239 15240 /** New install */ 15241 AsecInstallArgs(InstallParams params) { 15242 super(params.origin, params.move, params.observer, params.installFlags, 15243 params.installerPackageName, params.volumeUuid, 15244 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15245 params.grantedRuntimePermissions, 15246 params.traceMethod, params.traceCookie, params.certificates, 15247 params.installReason); 15248 } 15249 15250 /** Existing install */ 15251 AsecInstallArgs(String fullCodePath, String[] instructionSets, 15252 boolean isExternal, boolean isForwardLocked) { 15253 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 15254 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15255 instructionSets, null, null, null, 0, null /*certificates*/, 15256 PackageManager.INSTALL_REASON_UNKNOWN); 15257 // Hackily pretend we're still looking at a full code path 15258 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 15259 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 15260 } 15261 15262 // Extract cid from fullCodePath 15263 int eidx = fullCodePath.lastIndexOf("/"); 15264 String subStr1 = fullCodePath.substring(0, eidx); 15265 int sidx = subStr1.lastIndexOf("/"); 15266 cid = subStr1.substring(sidx+1, eidx); 15267 setMountPath(subStr1); 15268 } 15269 15270 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 15271 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 15272 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 15273 instructionSets, null, null, null, 0, null /*certificates*/, 15274 PackageManager.INSTALL_REASON_UNKNOWN); 15275 this.cid = cid; 15276 setMountPath(PackageHelper.getSdDir(cid)); 15277 } 15278 15279 void createCopyFile() { 15280 cid = mInstallerService.allocateExternalStageCidLegacy(); 15281 } 15282 15283 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15284 if (origin.staged && origin.cid != null) { 15285 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 15286 cid = origin.cid; 15287 setMountPath(PackageHelper.getSdDir(cid)); 15288 return PackageManager.INSTALL_SUCCEEDED; 15289 } 15290 15291 if (temp) { 15292 createCopyFile(); 15293 } else { 15294 /* 15295 * Pre-emptively destroy the container since it's destroyed if 15296 * copying fails due to it existing anyway. 15297 */ 15298 PackageHelper.destroySdDir(cid); 15299 } 15300 15301 final String newMountPath = imcs.copyPackageToContainer( 15302 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 15303 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 15304 15305 if (newMountPath != null) { 15306 setMountPath(newMountPath); 15307 return PackageManager.INSTALL_SUCCEEDED; 15308 } else { 15309 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15310 } 15311 } 15312 15313 @Override 15314 String getCodePath() { 15315 return packagePath; 15316 } 15317 15318 @Override 15319 String getResourcePath() { 15320 return resourcePath; 15321 } 15322 15323 int doPreInstall(int status) { 15324 if (status != PackageManager.INSTALL_SUCCEEDED) { 15325 // Destroy container 15326 PackageHelper.destroySdDir(cid); 15327 } else { 15328 boolean mounted = PackageHelper.isContainerMounted(cid); 15329 if (!mounted) { 15330 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 15331 Process.SYSTEM_UID); 15332 if (newMountPath != null) { 15333 setMountPath(newMountPath); 15334 } else { 15335 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15336 } 15337 } 15338 } 15339 return status; 15340 } 15341 15342 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15343 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 15344 String newMountPath = null; 15345 if (PackageHelper.isContainerMounted(cid)) { 15346 // Unmount the container 15347 if (!PackageHelper.unMountSdDir(cid)) { 15348 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 15349 return false; 15350 } 15351 } 15352 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15353 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 15354 " which might be stale. Will try to clean up."); 15355 // Clean up the stale container and proceed to recreate. 15356 if (!PackageHelper.destroySdDir(newCacheId)) { 15357 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 15358 return false; 15359 } 15360 // Successfully cleaned up stale container. Try to rename again. 15361 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 15362 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 15363 + " inspite of cleaning it up."); 15364 return false; 15365 } 15366 } 15367 if (!PackageHelper.isContainerMounted(newCacheId)) { 15368 Slog.w(TAG, "Mounting container " + newCacheId); 15369 newMountPath = PackageHelper.mountSdDir(newCacheId, 15370 getEncryptKey(), Process.SYSTEM_UID); 15371 } else { 15372 newMountPath = PackageHelper.getSdDir(newCacheId); 15373 } 15374 if (newMountPath == null) { 15375 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 15376 return false; 15377 } 15378 Log.i(TAG, "Succesfully renamed " + cid + 15379 " to " + newCacheId + 15380 " at new path: " + newMountPath); 15381 cid = newCacheId; 15382 15383 final File beforeCodeFile = new File(packagePath); 15384 setMountPath(newMountPath); 15385 final File afterCodeFile = new File(packagePath); 15386 15387 // Reflect the rename in scanned details 15388 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15389 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15390 afterCodeFile, pkg.baseCodePath)); 15391 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15392 afterCodeFile, pkg.splitCodePaths)); 15393 15394 // Reflect the rename in app info 15395 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15396 pkg.setApplicationInfoCodePath(pkg.codePath); 15397 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15398 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15399 pkg.setApplicationInfoResourcePath(pkg.codePath); 15400 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15401 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15402 15403 return true; 15404 } 15405 15406 private void setMountPath(String mountPath) { 15407 final File mountFile = new File(mountPath); 15408 15409 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 15410 if (monolithicFile.exists()) { 15411 packagePath = monolithicFile.getAbsolutePath(); 15412 if (isFwdLocked()) { 15413 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 15414 } else { 15415 resourcePath = packagePath; 15416 } 15417 } else { 15418 packagePath = mountFile.getAbsolutePath(); 15419 resourcePath = packagePath; 15420 } 15421 } 15422 15423 int doPostInstall(int status, int uid) { 15424 if (status != PackageManager.INSTALL_SUCCEEDED) { 15425 cleanUp(); 15426 } else { 15427 final int groupOwner; 15428 final String protectedFile; 15429 if (isFwdLocked()) { 15430 groupOwner = UserHandle.getSharedAppGid(uid); 15431 protectedFile = RES_FILE_NAME; 15432 } else { 15433 groupOwner = -1; 15434 protectedFile = null; 15435 } 15436 15437 if (uid < Process.FIRST_APPLICATION_UID 15438 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 15439 Slog.e(TAG, "Failed to finalize " + cid); 15440 PackageHelper.destroySdDir(cid); 15441 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15442 } 15443 15444 boolean mounted = PackageHelper.isContainerMounted(cid); 15445 if (!mounted) { 15446 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 15447 } 15448 } 15449 return status; 15450 } 15451 15452 private void cleanUp() { 15453 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 15454 15455 // Destroy secure container 15456 PackageHelper.destroySdDir(cid); 15457 } 15458 15459 private List<String> getAllCodePaths() { 15460 final File codeFile = new File(getCodePath()); 15461 if (codeFile != null && codeFile.exists()) { 15462 try { 15463 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15464 return pkg.getAllCodePaths(); 15465 } catch (PackageParserException e) { 15466 // Ignored; we tried our best 15467 } 15468 } 15469 return Collections.EMPTY_LIST; 15470 } 15471 15472 void cleanUpResourcesLI() { 15473 // Enumerate all code paths before deleting 15474 cleanUpResourcesLI(getAllCodePaths()); 15475 } 15476 15477 private void cleanUpResourcesLI(List<String> allCodePaths) { 15478 cleanUp(); 15479 removeDexFiles(allCodePaths, instructionSets); 15480 } 15481 15482 String getPackageName() { 15483 return getAsecPackageName(cid); 15484 } 15485 15486 boolean doPostDeleteLI(boolean delete) { 15487 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 15488 final List<String> allCodePaths = getAllCodePaths(); 15489 boolean mounted = PackageHelper.isContainerMounted(cid); 15490 if (mounted) { 15491 // Unmount first 15492 if (PackageHelper.unMountSdDir(cid)) { 15493 mounted = false; 15494 } 15495 } 15496 if (!mounted && delete) { 15497 cleanUpResourcesLI(allCodePaths); 15498 } 15499 return !mounted; 15500 } 15501 15502 @Override 15503 int doPreCopy() { 15504 if (isFwdLocked()) { 15505 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 15506 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 15507 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15508 } 15509 } 15510 15511 return PackageManager.INSTALL_SUCCEEDED; 15512 } 15513 15514 @Override 15515 int doPostCopy(int uid) { 15516 if (isFwdLocked()) { 15517 if (uid < Process.FIRST_APPLICATION_UID 15518 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 15519 RES_FILE_NAME)) { 15520 Slog.e(TAG, "Failed to finalize " + cid); 15521 PackageHelper.destroySdDir(cid); 15522 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15523 } 15524 } 15525 15526 return PackageManager.INSTALL_SUCCEEDED; 15527 } 15528 } 15529 15530 /** 15531 * Logic to handle movement of existing installed applications. 15532 */ 15533 class MoveInstallArgs extends InstallArgs { 15534 private File codeFile; 15535 private File resourceFile; 15536 15537 /** New install */ 15538 MoveInstallArgs(InstallParams params) { 15539 super(params.origin, params.move, params.observer, params.installFlags, 15540 params.installerPackageName, params.volumeUuid, 15541 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15542 params.grantedRuntimePermissions, 15543 params.traceMethod, params.traceCookie, params.certificates, 15544 params.installReason); 15545 } 15546 15547 int copyApk(IMediaContainerService imcs, boolean temp) { 15548 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15549 + move.fromUuid + " to " + move.toUuid); 15550 synchronized (mInstaller) { 15551 try { 15552 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15553 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15554 } catch (InstallerException e) { 15555 Slog.w(TAG, "Failed to move app", e); 15556 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15557 } 15558 } 15559 15560 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15561 resourceFile = codeFile; 15562 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15563 15564 return PackageManager.INSTALL_SUCCEEDED; 15565 } 15566 15567 int doPreInstall(int status) { 15568 if (status != PackageManager.INSTALL_SUCCEEDED) { 15569 cleanUp(move.toUuid); 15570 } 15571 return status; 15572 } 15573 15574 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15575 if (status != PackageManager.INSTALL_SUCCEEDED) { 15576 cleanUp(move.toUuid); 15577 return false; 15578 } 15579 15580 // Reflect the move in app info 15581 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15582 pkg.setApplicationInfoCodePath(pkg.codePath); 15583 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15584 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15585 pkg.setApplicationInfoResourcePath(pkg.codePath); 15586 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15587 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15588 15589 return true; 15590 } 15591 15592 int doPostInstall(int status, int uid) { 15593 if (status == PackageManager.INSTALL_SUCCEEDED) { 15594 cleanUp(move.fromUuid); 15595 } else { 15596 cleanUp(move.toUuid); 15597 } 15598 return status; 15599 } 15600 15601 @Override 15602 String getCodePath() { 15603 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15604 } 15605 15606 @Override 15607 String getResourcePath() { 15608 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15609 } 15610 15611 private boolean cleanUp(String volumeUuid) { 15612 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15613 move.dataAppName); 15614 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15615 final int[] userIds = sUserManager.getUserIds(); 15616 synchronized (mInstallLock) { 15617 // Clean up both app data and code 15618 // All package moves are frozen until finished 15619 for (int userId : userIds) { 15620 try { 15621 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15622 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15623 } catch (InstallerException e) { 15624 Slog.w(TAG, String.valueOf(e)); 15625 } 15626 } 15627 removeCodePathLI(codeFile); 15628 } 15629 return true; 15630 } 15631 15632 void cleanUpResourcesLI() { 15633 throw new UnsupportedOperationException(); 15634 } 15635 15636 boolean doPostDeleteLI(boolean delete) { 15637 throw new UnsupportedOperationException(); 15638 } 15639 } 15640 15641 static String getAsecPackageName(String packageCid) { 15642 int idx = packageCid.lastIndexOf("-"); 15643 if (idx == -1) { 15644 return packageCid; 15645 } 15646 return packageCid.substring(0, idx); 15647 } 15648 15649 // Utility method used to create code paths based on package name and available index. 15650 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15651 String idxStr = ""; 15652 int idx = 1; 15653 // Fall back to default value of idx=1 if prefix is not 15654 // part of oldCodePath 15655 if (oldCodePath != null) { 15656 String subStr = oldCodePath; 15657 // Drop the suffix right away 15658 if (suffix != null && subStr.endsWith(suffix)) { 15659 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15660 } 15661 // If oldCodePath already contains prefix find out the 15662 // ending index to either increment or decrement. 15663 int sidx = subStr.lastIndexOf(prefix); 15664 if (sidx != -1) { 15665 subStr = subStr.substring(sidx + prefix.length()); 15666 if (subStr != null) { 15667 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15668 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15669 } 15670 try { 15671 idx = Integer.parseInt(subStr); 15672 if (idx <= 1) { 15673 idx++; 15674 } else { 15675 idx--; 15676 } 15677 } catch(NumberFormatException e) { 15678 } 15679 } 15680 } 15681 } 15682 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15683 return prefix + idxStr; 15684 } 15685 15686 private File getNextCodePath(File targetDir, String packageName) { 15687 File result; 15688 SecureRandom random = new SecureRandom(); 15689 byte[] bytes = new byte[16]; 15690 do { 15691 random.nextBytes(bytes); 15692 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15693 result = new File(targetDir, packageName + "-" + suffix); 15694 } while (result.exists()); 15695 return result; 15696 } 15697 15698 // Utility method that returns the relative package path with respect 15699 // to the installation directory. Like say for /data/data/com.test-1.apk 15700 // string com.test-1 is returned. 15701 static String deriveCodePathName(String codePath) { 15702 if (codePath == null) { 15703 return null; 15704 } 15705 final File codeFile = new File(codePath); 15706 final String name = codeFile.getName(); 15707 if (codeFile.isDirectory()) { 15708 return name; 15709 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15710 final int lastDot = name.lastIndexOf('.'); 15711 return name.substring(0, lastDot); 15712 } else { 15713 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15714 return null; 15715 } 15716 } 15717 15718 static class PackageInstalledInfo { 15719 String name; 15720 int uid; 15721 // The set of users that originally had this package installed. 15722 int[] origUsers; 15723 // The set of users that now have this package installed. 15724 int[] newUsers; 15725 PackageParser.Package pkg; 15726 int returnCode; 15727 String returnMsg; 15728 PackageRemovedInfo removedInfo; 15729 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15730 15731 public void setError(int code, String msg) { 15732 setReturnCode(code); 15733 setReturnMessage(msg); 15734 Slog.w(TAG, msg); 15735 } 15736 15737 public void setError(String msg, PackageParserException e) { 15738 setReturnCode(e.error); 15739 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15740 Slog.w(TAG, msg, e); 15741 } 15742 15743 public void setError(String msg, PackageManagerException e) { 15744 returnCode = e.error; 15745 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15746 Slog.w(TAG, msg, e); 15747 } 15748 15749 public void setReturnCode(int returnCode) { 15750 this.returnCode = returnCode; 15751 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15752 for (int i = 0; i < childCount; i++) { 15753 addedChildPackages.valueAt(i).returnCode = returnCode; 15754 } 15755 } 15756 15757 private void setReturnMessage(String returnMsg) { 15758 this.returnMsg = returnMsg; 15759 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15760 for (int i = 0; i < childCount; i++) { 15761 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15762 } 15763 } 15764 15765 // In some error cases we want to convey more info back to the observer 15766 String origPackage; 15767 String origPermission; 15768 } 15769 15770 /* 15771 * Install a non-existing package. 15772 */ 15773 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 15774 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 15775 PackageInstalledInfo res, int installReason) { 15776 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15777 15778 // Remember this for later, in case we need to rollback this install 15779 String pkgName = pkg.packageName; 15780 15781 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15782 15783 synchronized(mPackages) { 15784 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15785 if (renamedPackage != null) { 15786 // A package with the same name is already installed, though 15787 // it has been renamed to an older name. The package we 15788 // are trying to install should be installed as an update to 15789 // the existing one, but that has not been requested, so bail. 15790 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15791 + " without first uninstalling package running as " 15792 + renamedPackage); 15793 return; 15794 } 15795 if (mPackages.containsKey(pkgName)) { 15796 // Don't allow installation over an existing package with the same name. 15797 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15798 + " without first uninstalling."); 15799 return; 15800 } 15801 } 15802 15803 try { 15804 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 15805 System.currentTimeMillis(), user); 15806 15807 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15808 15809 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15810 prepareAppDataAfterInstallLIF(newPackage); 15811 15812 } else { 15813 // Remove package from internal structures, but keep around any 15814 // data that might have already existed 15815 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15816 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15817 } 15818 } catch (PackageManagerException e) { 15819 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15820 } 15821 15822 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15823 } 15824 15825 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 15826 // Can't rotate keys during boot or if sharedUser. 15827 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 15828 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 15829 return false; 15830 } 15831 // app is using upgradeKeySets; make sure all are valid 15832 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15833 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 15834 for (int i = 0; i < upgradeKeySets.length; i++) { 15835 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 15836 Slog.wtf(TAG, "Package " 15837 + (oldPs.name != null ? oldPs.name : "<null>") 15838 + " contains upgrade-key-set reference to unknown key-set: " 15839 + upgradeKeySets[i] 15840 + " reverting to signatures check."); 15841 return false; 15842 } 15843 } 15844 return true; 15845 } 15846 15847 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 15848 // Upgrade keysets are being used. Determine if new package has a superset of the 15849 // required keys. 15850 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 15851 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15852 for (int i = 0; i < upgradeKeySets.length; i++) { 15853 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 15854 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 15855 return true; 15856 } 15857 } 15858 return false; 15859 } 15860 15861 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15862 try (DigestInputStream digestStream = 15863 new DigestInputStream(new FileInputStream(file), digest)) { 15864 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15865 } 15866 } 15867 15868 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 15869 UserHandle user, String installerPackageName, PackageInstalledInfo res, 15870 int installReason) { 15871 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15872 15873 final PackageParser.Package oldPackage; 15874 final String pkgName = pkg.packageName; 15875 final int[] allUsers; 15876 final int[] installedUsers; 15877 15878 synchronized(mPackages) { 15879 oldPackage = mPackages.get(pkgName); 15880 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15881 15882 // don't allow upgrade to target a release SDK from a pre-release SDK 15883 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15884 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15885 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15886 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15887 if (oldTargetsPreRelease 15888 && !newTargetsPreRelease 15889 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15890 Slog.w(TAG, "Can't install package targeting released sdk"); 15891 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15892 return; 15893 } 15894 15895 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15896 15897 // don't allow an upgrade from full to ephemeral 15898 if (isInstantApp && !ps.getInstantApp(user.getIdentifier())) { 15899 // can't downgrade from full to instant 15900 Slog.w(TAG, "Can't replace app with instant app: " + pkgName); 15901 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15902 return; 15903 } 15904 15905 // verify signatures are valid 15906 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15907 if (!checkUpgradeKeySetLP(ps, pkg)) { 15908 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15909 "New package not signed by keys specified by upgrade-keysets: " 15910 + pkgName); 15911 return; 15912 } 15913 } else { 15914 // default to original signature matching 15915 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15916 != PackageManager.SIGNATURE_MATCH) { 15917 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15918 "New package has a different signature: " + pkgName); 15919 return; 15920 } 15921 } 15922 15923 // don't allow a system upgrade unless the upgrade hash matches 15924 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 15925 byte[] digestBytes = null; 15926 try { 15927 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15928 updateDigest(digest, new File(pkg.baseCodePath)); 15929 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15930 for (String path : pkg.splitCodePaths) { 15931 updateDigest(digest, new File(path)); 15932 } 15933 } 15934 digestBytes = digest.digest(); 15935 } catch (NoSuchAlgorithmException | IOException e) { 15936 res.setError(INSTALL_FAILED_INVALID_APK, 15937 "Could not compute hash: " + pkgName); 15938 return; 15939 } 15940 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15941 res.setError(INSTALL_FAILED_INVALID_APK, 15942 "New package fails restrict-update check: " + pkgName); 15943 return; 15944 } 15945 // retain upgrade restriction 15946 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15947 } 15948 15949 // Check for shared user id changes 15950 String invalidPackageName = 15951 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15952 if (invalidPackageName != null) { 15953 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15954 "Package " + invalidPackageName + " tried to change user " 15955 + oldPackage.mSharedUserId); 15956 return; 15957 } 15958 15959 // In case of rollback, remember per-user/profile install state 15960 allUsers = sUserManager.getUserIds(); 15961 installedUsers = ps.queryInstalledUsers(allUsers, true); 15962 } 15963 15964 // Update what is removed 15965 res.removedInfo = new PackageRemovedInfo(); 15966 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15967 res.removedInfo.removedPackage = oldPackage.packageName; 15968 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15969 res.removedInfo.isUpdate = true; 15970 res.removedInfo.origUsers = installedUsers; 15971 final PackageSetting ps = mSettings.getPackageLPr(pkgName); 15972 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15973 for (int i = 0; i < installedUsers.length; i++) { 15974 final int userId = installedUsers[i]; 15975 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15976 } 15977 15978 final int childCount = (oldPackage.childPackages != null) 15979 ? oldPackage.childPackages.size() : 0; 15980 for (int i = 0; i < childCount; i++) { 15981 boolean childPackageUpdated = false; 15982 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15983 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15984 if (res.addedChildPackages != null) { 15985 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15986 if (childRes != null) { 15987 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15988 childRes.removedInfo.removedPackage = childPkg.packageName; 15989 childRes.removedInfo.isUpdate = true; 15990 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15991 childPackageUpdated = true; 15992 } 15993 } 15994 if (!childPackageUpdated) { 15995 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 15996 childRemovedRes.removedPackage = childPkg.packageName; 15997 childRemovedRes.isUpdate = false; 15998 childRemovedRes.dataRemoved = true; 15999 synchronized (mPackages) { 16000 if (childPs != null) { 16001 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16002 } 16003 } 16004 if (res.removedInfo.removedChildPackages == null) { 16005 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16006 } 16007 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16008 } 16009 } 16010 16011 boolean sysPkg = (isSystemApp(oldPackage)); 16012 if (sysPkg) { 16013 // Set the system/privileged flags as needed 16014 final boolean privileged = 16015 (oldPackage.applicationInfo.privateFlags 16016 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16017 final int systemPolicyFlags = policyFlags 16018 | PackageParser.PARSE_IS_SYSTEM 16019 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 16020 16021 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16022 user, allUsers, installerPackageName, res, installReason); 16023 } else { 16024 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16025 user, allUsers, installerPackageName, res, installReason); 16026 } 16027 } 16028 16029 public List<String> getPreviousCodePaths(String packageName) { 16030 final PackageSetting ps = mSettings.mPackages.get(packageName); 16031 final List<String> result = new ArrayList<String>(); 16032 if (ps != null && ps.oldCodePaths != null) { 16033 result.addAll(ps.oldCodePaths); 16034 } 16035 return result; 16036 } 16037 16038 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16039 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16040 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16041 int installReason) { 16042 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16043 + deletedPackage); 16044 16045 String pkgName = deletedPackage.packageName; 16046 boolean deletedPkg = true; 16047 boolean addedPkg = false; 16048 boolean updatedSettings = false; 16049 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16050 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16051 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16052 16053 final long origUpdateTime = (pkg.mExtras != null) 16054 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16055 16056 // First delete the existing package while retaining the data directory 16057 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16058 res.removedInfo, true, pkg)) { 16059 // If the existing package wasn't successfully deleted 16060 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16061 deletedPkg = false; 16062 } else { 16063 // Successfully deleted the old package; proceed with replace. 16064 16065 // If deleted package lived in a container, give users a chance to 16066 // relinquish resources before killing. 16067 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16068 if (DEBUG_INSTALL) { 16069 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16070 } 16071 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16072 final ArrayList<String> pkgList = new ArrayList<String>(1); 16073 pkgList.add(deletedPackage.applicationInfo.packageName); 16074 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16075 } 16076 16077 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16078 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16079 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16080 16081 try { 16082 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16083 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16084 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16085 installReason); 16086 16087 // Update the in-memory copy of the previous code paths. 16088 PackageSetting ps = mSettings.mPackages.get(pkgName); 16089 if (!killApp) { 16090 if (ps.oldCodePaths == null) { 16091 ps.oldCodePaths = new ArraySet<>(); 16092 } 16093 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16094 if (deletedPackage.splitCodePaths != null) { 16095 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16096 } 16097 } else { 16098 ps.oldCodePaths = null; 16099 } 16100 if (ps.childPackageNames != null) { 16101 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16102 final String childPkgName = ps.childPackageNames.get(i); 16103 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16104 childPs.oldCodePaths = ps.oldCodePaths; 16105 } 16106 } 16107 // set instant app status, but, only if it's explicitly specified 16108 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16109 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16110 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16111 prepareAppDataAfterInstallLIF(newPackage); 16112 addedPkg = true; 16113 mDexManager.notifyPackageUpdated(newPackage.packageName, 16114 newPackage.baseCodePath, newPackage.splitCodePaths); 16115 } catch (PackageManagerException e) { 16116 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16117 } 16118 } 16119 16120 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16121 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16122 16123 // Revert all internal state mutations and added folders for the failed install 16124 if (addedPkg) { 16125 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16126 res.removedInfo, true, null); 16127 } 16128 16129 // Restore the old package 16130 if (deletedPkg) { 16131 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16132 File restoreFile = new File(deletedPackage.codePath); 16133 // Parse old package 16134 boolean oldExternal = isExternal(deletedPackage); 16135 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16136 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16137 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16138 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16139 try { 16140 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16141 null); 16142 } catch (PackageManagerException e) { 16143 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16144 + e.getMessage()); 16145 return; 16146 } 16147 16148 synchronized (mPackages) { 16149 // Ensure the installer package name up to date 16150 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16151 16152 // Update permissions for restored package 16153 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16154 16155 mSettings.writeLPr(); 16156 } 16157 16158 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16159 } 16160 } else { 16161 synchronized (mPackages) { 16162 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16163 if (ps != null) { 16164 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16165 if (res.removedInfo.removedChildPackages != null) { 16166 final int childCount = res.removedInfo.removedChildPackages.size(); 16167 // Iterate in reverse as we may modify the collection 16168 for (int i = childCount - 1; i >= 0; i--) { 16169 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16170 if (res.addedChildPackages.containsKey(childPackageName)) { 16171 res.removedInfo.removedChildPackages.removeAt(i); 16172 } else { 16173 PackageRemovedInfo childInfo = res.removedInfo 16174 .removedChildPackages.valueAt(i); 16175 childInfo.removedForAllUsers = mPackages.get( 16176 childInfo.removedPackage) == null; 16177 } 16178 } 16179 } 16180 } 16181 } 16182 } 16183 } 16184 16185 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16186 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16187 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16188 int installReason) { 16189 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16190 + ", old=" + deletedPackage); 16191 16192 final boolean disabledSystem; 16193 16194 // Remove existing system package 16195 removePackageLI(deletedPackage, true); 16196 16197 synchronized (mPackages) { 16198 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16199 } 16200 if (!disabledSystem) { 16201 // We didn't need to disable the .apk as a current system package, 16202 // which means we are replacing another update that is already 16203 // installed. We need to make sure to delete the older one's .apk. 16204 res.removedInfo.args = createInstallArgsForExisting(0, 16205 deletedPackage.applicationInfo.getCodePath(), 16206 deletedPackage.applicationInfo.getResourcePath(), 16207 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16208 } else { 16209 res.removedInfo.args = null; 16210 } 16211 16212 // Successfully disabled the old package. Now proceed with re-installation 16213 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16214 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16215 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16216 16217 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16218 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16219 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16220 16221 PackageParser.Package newPackage = null; 16222 try { 16223 // Add the package to the internal data structures 16224 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16225 16226 // Set the update and install times 16227 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16228 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16229 System.currentTimeMillis()); 16230 16231 // Update the package dynamic state if succeeded 16232 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16233 // Now that the install succeeded make sure we remove data 16234 // directories for any child package the update removed. 16235 final int deletedChildCount = (deletedPackage.childPackages != null) 16236 ? deletedPackage.childPackages.size() : 0; 16237 final int newChildCount = (newPackage.childPackages != null) 16238 ? newPackage.childPackages.size() : 0; 16239 for (int i = 0; i < deletedChildCount; i++) { 16240 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16241 boolean childPackageDeleted = true; 16242 for (int j = 0; j < newChildCount; j++) { 16243 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16244 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16245 childPackageDeleted = false; 16246 break; 16247 } 16248 } 16249 if (childPackageDeleted) { 16250 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16251 deletedChildPkg.packageName); 16252 if (ps != null && res.removedInfo.removedChildPackages != null) { 16253 PackageRemovedInfo removedChildRes = res.removedInfo 16254 .removedChildPackages.get(deletedChildPkg.packageName); 16255 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16256 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16257 } 16258 } 16259 } 16260 16261 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16262 installReason); 16263 prepareAppDataAfterInstallLIF(newPackage); 16264 16265 mDexManager.notifyPackageUpdated(newPackage.packageName, 16266 newPackage.baseCodePath, newPackage.splitCodePaths); 16267 } 16268 } catch (PackageManagerException e) { 16269 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16270 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16271 } 16272 16273 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16274 // Re installation failed. Restore old information 16275 // Remove new pkg information 16276 if (newPackage != null) { 16277 removeInstalledPackageLI(newPackage, true); 16278 } 16279 // Add back the old system package 16280 try { 16281 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16282 } catch (PackageManagerException e) { 16283 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16284 } 16285 16286 synchronized (mPackages) { 16287 if (disabledSystem) { 16288 enableSystemPackageLPw(deletedPackage); 16289 } 16290 16291 // Ensure the installer package name up to date 16292 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16293 16294 // Update permissions for restored package 16295 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16296 16297 mSettings.writeLPr(); 16298 } 16299 16300 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16301 + " after failed upgrade"); 16302 } 16303 } 16304 16305 /** 16306 * Checks whether the parent or any of the child packages have a change shared 16307 * user. For a package to be a valid update the shred users of the parent and 16308 * the children should match. We may later support changing child shared users. 16309 * @param oldPkg The updated package. 16310 * @param newPkg The update package. 16311 * @return The shared user that change between the versions. 16312 */ 16313 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16314 PackageParser.Package newPkg) { 16315 // Check parent shared user 16316 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16317 return newPkg.packageName; 16318 } 16319 // Check child shared users 16320 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16321 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16322 for (int i = 0; i < newChildCount; i++) { 16323 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16324 // If this child was present, did it have the same shared user? 16325 for (int j = 0; j < oldChildCount; j++) { 16326 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16327 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16328 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16329 return newChildPkg.packageName; 16330 } 16331 } 16332 } 16333 return null; 16334 } 16335 16336 private void removeNativeBinariesLI(PackageSetting ps) { 16337 // Remove the lib path for the parent package 16338 if (ps != null) { 16339 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16340 // Remove the lib path for the child packages 16341 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16342 for (int i = 0; i < childCount; i++) { 16343 PackageSetting childPs = null; 16344 synchronized (mPackages) { 16345 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16346 } 16347 if (childPs != null) { 16348 NativeLibraryHelper.removeNativeBinariesLI(childPs 16349 .legacyNativeLibraryPathString); 16350 } 16351 } 16352 } 16353 } 16354 16355 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16356 // Enable the parent package 16357 mSettings.enableSystemPackageLPw(pkg.packageName); 16358 // Enable the child packages 16359 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16360 for (int i = 0; i < childCount; i++) { 16361 PackageParser.Package childPkg = pkg.childPackages.get(i); 16362 mSettings.enableSystemPackageLPw(childPkg.packageName); 16363 } 16364 } 16365 16366 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16367 PackageParser.Package newPkg) { 16368 // Disable the parent package (parent always replaced) 16369 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16370 // Disable the child packages 16371 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16372 for (int i = 0; i < childCount; i++) { 16373 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16374 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16375 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16376 } 16377 return disabled; 16378 } 16379 16380 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16381 String installerPackageName) { 16382 // Enable the parent package 16383 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16384 // Enable the child packages 16385 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16386 for (int i = 0; i < childCount; i++) { 16387 PackageParser.Package childPkg = pkg.childPackages.get(i); 16388 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16389 } 16390 } 16391 16392 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 16393 // Collect all used permissions in the UID 16394 ArraySet<String> usedPermissions = new ArraySet<>(); 16395 final int packageCount = su.packages.size(); 16396 for (int i = 0; i < packageCount; i++) { 16397 PackageSetting ps = su.packages.valueAt(i); 16398 if (ps.pkg == null) { 16399 continue; 16400 } 16401 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 16402 for (int j = 0; j < requestedPermCount; j++) { 16403 String permission = ps.pkg.requestedPermissions.get(j); 16404 BasePermission bp = mSettings.mPermissions.get(permission); 16405 if (bp != null) { 16406 usedPermissions.add(permission); 16407 } 16408 } 16409 } 16410 16411 PermissionsState permissionsState = su.getPermissionsState(); 16412 // Prune install permissions 16413 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 16414 final int installPermCount = installPermStates.size(); 16415 for (int i = installPermCount - 1; i >= 0; i--) { 16416 PermissionState permissionState = installPermStates.get(i); 16417 if (!usedPermissions.contains(permissionState.getName())) { 16418 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16419 if (bp != null) { 16420 permissionsState.revokeInstallPermission(bp); 16421 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 16422 PackageManager.MASK_PERMISSION_FLAGS, 0); 16423 } 16424 } 16425 } 16426 16427 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 16428 16429 // Prune runtime permissions 16430 for (int userId : allUserIds) { 16431 List<PermissionState> runtimePermStates = permissionsState 16432 .getRuntimePermissionStates(userId); 16433 final int runtimePermCount = runtimePermStates.size(); 16434 for (int i = runtimePermCount - 1; i >= 0; i--) { 16435 PermissionState permissionState = runtimePermStates.get(i); 16436 if (!usedPermissions.contains(permissionState.getName())) { 16437 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 16438 if (bp != null) { 16439 permissionsState.revokeRuntimePermission(bp, userId); 16440 permissionsState.updatePermissionFlags(bp, userId, 16441 PackageManager.MASK_PERMISSION_FLAGS, 0); 16442 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 16443 runtimePermissionChangedUserIds, userId); 16444 } 16445 } 16446 } 16447 } 16448 16449 return runtimePermissionChangedUserIds; 16450 } 16451 16452 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16453 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16454 // Update the parent package setting 16455 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16456 res, user, installReason); 16457 // Update the child packages setting 16458 final int childCount = (newPackage.childPackages != null) 16459 ? newPackage.childPackages.size() : 0; 16460 for (int i = 0; i < childCount; i++) { 16461 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16462 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16463 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16464 childRes.origUsers, childRes, user, installReason); 16465 } 16466 } 16467 16468 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16469 String installerPackageName, int[] allUsers, int[] installedForUsers, 16470 PackageInstalledInfo res, UserHandle user, int installReason) { 16471 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16472 16473 String pkgName = newPackage.packageName; 16474 synchronized (mPackages) { 16475 //write settings. the installStatus will be incomplete at this stage. 16476 //note that the new package setting would have already been 16477 //added to mPackages. It hasn't been persisted yet. 16478 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16479 // TODO: Remove this write? It's also written at the end of this method 16480 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16481 mSettings.writeLPr(); 16482 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16483 } 16484 16485 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16486 synchronized (mPackages) { 16487 updatePermissionsLPw(newPackage.packageName, newPackage, 16488 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16489 ? UPDATE_PERMISSIONS_ALL : 0)); 16490 // For system-bundled packages, we assume that installing an upgraded version 16491 // of the package implies that the user actually wants to run that new code, 16492 // so we enable the package. 16493 PackageSetting ps = mSettings.mPackages.get(pkgName); 16494 final int userId = user.getIdentifier(); 16495 if (ps != null) { 16496 if (isSystemApp(newPackage)) { 16497 if (DEBUG_INSTALL) { 16498 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16499 } 16500 // Enable system package for requested users 16501 if (res.origUsers != null) { 16502 for (int origUserId : res.origUsers) { 16503 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16504 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16505 origUserId, installerPackageName); 16506 } 16507 } 16508 } 16509 // Also convey the prior install/uninstall state 16510 if (allUsers != null && installedForUsers != null) { 16511 for (int currentUserId : allUsers) { 16512 final boolean installed = ArrayUtils.contains( 16513 installedForUsers, currentUserId); 16514 if (DEBUG_INSTALL) { 16515 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16516 } 16517 ps.setInstalled(installed, currentUserId); 16518 } 16519 // these install state changes will be persisted in the 16520 // upcoming call to mSettings.writeLPr(). 16521 } 16522 } 16523 // It's implied that when a user requests installation, they want the app to be 16524 // installed and enabled. 16525 if (userId != UserHandle.USER_ALL) { 16526 ps.setInstalled(true, userId); 16527 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16528 } 16529 16530 // When replacing an existing package, preserve the original install reason for all 16531 // users that had the package installed before. 16532 final Set<Integer> previousUserIds = new ArraySet<>(); 16533 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16534 final int installReasonCount = res.removedInfo.installReasons.size(); 16535 for (int i = 0; i < installReasonCount; i++) { 16536 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16537 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16538 ps.setInstallReason(previousInstallReason, previousUserId); 16539 previousUserIds.add(previousUserId); 16540 } 16541 } 16542 16543 // Set install reason for users that are having the package newly installed. 16544 if (userId == UserHandle.USER_ALL) { 16545 for (int currentUserId : sUserManager.getUserIds()) { 16546 if (!previousUserIds.contains(currentUserId)) { 16547 ps.setInstallReason(installReason, currentUserId); 16548 } 16549 } 16550 } else if (!previousUserIds.contains(userId)) { 16551 ps.setInstallReason(installReason, userId); 16552 } 16553 mSettings.writeKernelMappingLPr(ps); 16554 } 16555 res.name = pkgName; 16556 res.uid = newPackage.applicationInfo.uid; 16557 res.pkg = newPackage; 16558 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16559 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16560 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16561 //to update install status 16562 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16563 mSettings.writeLPr(); 16564 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16565 } 16566 16567 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16568 } 16569 16570 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16571 try { 16572 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16573 installPackageLI(args, res); 16574 } finally { 16575 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16576 } 16577 } 16578 16579 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16580 final int installFlags = args.installFlags; 16581 final String installerPackageName = args.installerPackageName; 16582 final String volumeUuid = args.volumeUuid; 16583 final File tmpPackageFile = new File(args.getCodePath()); 16584 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16585 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16586 || (args.volumeUuid != null)); 16587 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16588 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16589 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16590 boolean replace = false; 16591 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16592 if (args.move != null) { 16593 // moving a complete application; perform an initial scan on the new install location 16594 scanFlags |= SCAN_INITIAL; 16595 } 16596 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16597 scanFlags |= SCAN_DONT_KILL_APP; 16598 } 16599 if (instantApp) { 16600 scanFlags |= SCAN_AS_INSTANT_APP; 16601 } 16602 if (fullApp) { 16603 scanFlags |= SCAN_AS_FULL_APP; 16604 } 16605 16606 // Result object to be returned 16607 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16608 16609 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16610 16611 // Sanity check 16612 if (instantApp && (forwardLocked || onExternal)) { 16613 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16614 + " external=" + onExternal); 16615 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16616 return; 16617 } 16618 16619 // Retrieve PackageSettings and parse package 16620 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16621 | PackageParser.PARSE_ENFORCE_CODE 16622 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16623 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16624 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16625 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16626 PackageParser pp = new PackageParser(); 16627 pp.setSeparateProcesses(mSeparateProcesses); 16628 pp.setDisplayMetrics(mMetrics); 16629 16630 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16631 final PackageParser.Package pkg; 16632 try { 16633 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16634 } catch (PackageParserException e) { 16635 res.setError("Failed parse during installPackageLI", e); 16636 return; 16637 } finally { 16638 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16639 } 16640 16641// // Ephemeral apps must have target SDK >= O. 16642// // TODO: Update conditional and error message when O gets locked down 16643// if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16644// res.setError(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID, 16645// "Ephemeral apps must have target SDK version of at least O"); 16646// return; 16647// } 16648 16649 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16650 // Static shared libraries have synthetic package names 16651 renameStaticSharedLibraryPackage(pkg); 16652 16653 // No static shared libs on external storage 16654 if (onExternal) { 16655 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16656 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16657 "Packages declaring static-shared libs cannot be updated"); 16658 return; 16659 } 16660 } 16661 16662 // If we are installing a clustered package add results for the children 16663 if (pkg.childPackages != null) { 16664 synchronized (mPackages) { 16665 final int childCount = pkg.childPackages.size(); 16666 for (int i = 0; i < childCount; i++) { 16667 PackageParser.Package childPkg = pkg.childPackages.get(i); 16668 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16669 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16670 childRes.pkg = childPkg; 16671 childRes.name = childPkg.packageName; 16672 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16673 if (childPs != null) { 16674 childRes.origUsers = childPs.queryInstalledUsers( 16675 sUserManager.getUserIds(), true); 16676 } 16677 if ((mPackages.containsKey(childPkg.packageName))) { 16678 childRes.removedInfo = new PackageRemovedInfo(); 16679 childRes.removedInfo.removedPackage = childPkg.packageName; 16680 } 16681 if (res.addedChildPackages == null) { 16682 res.addedChildPackages = new ArrayMap<>(); 16683 } 16684 res.addedChildPackages.put(childPkg.packageName, childRes); 16685 } 16686 } 16687 } 16688 16689 // If package doesn't declare API override, mark that we have an install 16690 // time CPU ABI override. 16691 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16692 pkg.cpuAbiOverride = args.abiOverride; 16693 } 16694 16695 String pkgName = res.name = pkg.packageName; 16696 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16697 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16698 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16699 return; 16700 } 16701 } 16702 16703 try { 16704 // either use what we've been given or parse directly from the APK 16705 if (args.certificates != null) { 16706 try { 16707 PackageParser.populateCertificates(pkg, args.certificates); 16708 } catch (PackageParserException e) { 16709 // there was something wrong with the certificates we were given; 16710 // try to pull them from the APK 16711 PackageParser.collectCertificates(pkg, parseFlags); 16712 } 16713 } else { 16714 PackageParser.collectCertificates(pkg, parseFlags); 16715 } 16716 } catch (PackageParserException e) { 16717 res.setError("Failed collect during installPackageLI", e); 16718 return; 16719 } 16720 16721 // Get rid of all references to package scan path via parser. 16722 pp = null; 16723 String oldCodePath = null; 16724 boolean systemApp = false; 16725 synchronized (mPackages) { 16726 // Check if installing already existing package 16727 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16728 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16729 if (pkg.mOriginalPackages != null 16730 && pkg.mOriginalPackages.contains(oldName) 16731 && mPackages.containsKey(oldName)) { 16732 // This package is derived from an original package, 16733 // and this device has been updating from that original 16734 // name. We must continue using the original name, so 16735 // rename the new package here. 16736 pkg.setPackageName(oldName); 16737 pkgName = pkg.packageName; 16738 replace = true; 16739 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16740 + oldName + " pkgName=" + pkgName); 16741 } else if (mPackages.containsKey(pkgName)) { 16742 // This package, under its official name, already exists 16743 // on the device; we should replace it. 16744 replace = true; 16745 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16746 } 16747 16748 // Child packages are installed through the parent package 16749 if (pkg.parentPackage != null) { 16750 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16751 "Package " + pkg.packageName + " is child of package " 16752 + pkg.parentPackage.parentPackage + ". Child packages " 16753 + "can be updated only through the parent package."); 16754 return; 16755 } 16756 16757 if (replace) { 16758 // Prevent apps opting out from runtime permissions 16759 PackageParser.Package oldPackage = mPackages.get(pkgName); 16760 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16761 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16762 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16763 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16764 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16765 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16766 + " doesn't support runtime permissions but the old" 16767 + " target SDK " + oldTargetSdk + " does."); 16768 return; 16769 } 16770 16771 // Prevent installing of child packages 16772 if (oldPackage.parentPackage != null) { 16773 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16774 "Package " + pkg.packageName + " is child of package " 16775 + oldPackage.parentPackage + ". Child packages " 16776 + "can be updated only through the parent package."); 16777 return; 16778 } 16779 } 16780 } 16781 16782 PackageSetting ps = mSettings.mPackages.get(pkgName); 16783 if (ps != null) { 16784 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16785 16786 // Static shared libs have same package with different versions where 16787 // we internally use a synthetic package name to allow multiple versions 16788 // of the same package, therefore we need to compare signatures against 16789 // the package setting for the latest library version. 16790 PackageSetting signatureCheckPs = ps; 16791 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16792 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16793 if (libraryEntry != null) { 16794 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16795 } 16796 } 16797 16798 // Quick sanity check that we're signed correctly if updating; 16799 // we'll check this again later when scanning, but we want to 16800 // bail early here before tripping over redefined permissions. 16801 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 16802 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 16803 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16804 + pkg.packageName + " upgrade keys do not match the " 16805 + "previously installed version"); 16806 return; 16807 } 16808 } else { 16809 try { 16810 verifySignaturesLP(signatureCheckPs, pkg); 16811 } catch (PackageManagerException e) { 16812 res.setError(e.error, e.getMessage()); 16813 return; 16814 } 16815 } 16816 16817 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16818 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16819 systemApp = (ps.pkg.applicationInfo.flags & 16820 ApplicationInfo.FLAG_SYSTEM) != 0; 16821 } 16822 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16823 } 16824 16825 // Check whether the newly-scanned package wants to define an already-defined perm 16826 int N = pkg.permissions.size(); 16827 for (int i = N-1; i >= 0; i--) { 16828 PackageParser.Permission perm = pkg.permissions.get(i); 16829 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 16830 if (bp != null) { 16831 // If the defining package is signed with our cert, it's okay. This 16832 // also includes the "updating the same package" case, of course. 16833 // "updating same package" could also involve key-rotation. 16834 final boolean sigsOk; 16835 if (bp.sourcePackage.equals(pkg.packageName) 16836 && (bp.packageSetting instanceof PackageSetting) 16837 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 16838 scanFlags))) { 16839 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 16840 } else { 16841 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 16842 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16843 } 16844 if (!sigsOk) { 16845 // If the owning package is the system itself, we log but allow 16846 // install to proceed; we fail the install on all other permission 16847 // redefinitions. 16848 if (!bp.sourcePackage.equals("android")) { 16849 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16850 + pkg.packageName + " attempting to redeclare permission " 16851 + perm.info.name + " already owned by " + bp.sourcePackage); 16852 res.origPermission = perm.info.name; 16853 res.origPackage = bp.sourcePackage; 16854 return; 16855 } else { 16856 Slog.w(TAG, "Package " + pkg.packageName 16857 + " attempting to redeclare system permission " 16858 + perm.info.name + "; ignoring new declaration"); 16859 pkg.permissions.remove(i); 16860 } 16861 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16862 // Prevent apps to change protection level to dangerous from any other 16863 // type as this would allow a privilege escalation where an app adds a 16864 // normal/signature permission in other app's group and later redefines 16865 // it as dangerous leading to the group auto-grant. 16866 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16867 == PermissionInfo.PROTECTION_DANGEROUS) { 16868 if (bp != null && !bp.isRuntime()) { 16869 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16870 + "non-runtime permission " + perm.info.name 16871 + " to runtime; keeping old protection level"); 16872 perm.info.protectionLevel = bp.protectionLevel; 16873 } 16874 } 16875 } 16876 } 16877 } 16878 } 16879 16880 if (systemApp) { 16881 if (onExternal) { 16882 // Abort update; system app can't be replaced with app on sdcard 16883 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16884 "Cannot install updates to system apps on sdcard"); 16885 return; 16886 } else if (instantApp) { 16887 // Abort update; system app can't be replaced with an instant app 16888 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16889 "Cannot update a system app with an instant app"); 16890 return; 16891 } 16892 } 16893 16894 if (args.move != null) { 16895 // We did an in-place move, so dex is ready to roll 16896 scanFlags |= SCAN_NO_DEX; 16897 scanFlags |= SCAN_MOVE; 16898 16899 synchronized (mPackages) { 16900 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16901 if (ps == null) { 16902 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16903 "Missing settings for moved package " + pkgName); 16904 } 16905 16906 // We moved the entire application as-is, so bring over the 16907 // previously derived ABI information. 16908 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16909 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16910 } 16911 16912 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16913 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16914 scanFlags |= SCAN_NO_DEX; 16915 16916 try { 16917 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16918 args.abiOverride : pkg.cpuAbiOverride); 16919 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16920 true /*extractLibs*/, mAppLib32InstallDir); 16921 } catch (PackageManagerException pme) { 16922 Slog.e(TAG, "Error deriving application ABI", pme); 16923 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16924 return; 16925 } 16926 16927 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16928 // Do not run PackageDexOptimizer through the local performDexOpt 16929 // method because `pkg` may not be in `mPackages` yet. 16930 // 16931 // Also, don't fail application installs if the dexopt step fails. 16932 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16933 null /* instructionSets */, false /* checkProfiles */, 16934 getCompilerFilterForReason(REASON_INSTALL), 16935 getOrCreateCompilerPackageStats(pkg)); 16936 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16937 16938 // Notify BackgroundDexOptJobService that the package has been changed. 16939 // If this is an update of a package which used to fail to compile, 16940 // BDOS will remove it from its blacklist. 16941 // TODO: Layering violation 16942 BackgroundDexOptJobService.notifyPackageChanged(pkg.packageName); 16943 } 16944 16945 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16946 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16947 return; 16948 } 16949 16950 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16951 16952 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16953 "installPackageLI")) { 16954 if (replace) { 16955 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16956 // Static libs have a synthetic package name containing the version 16957 // and cannot be updated as an update would get a new package name, 16958 // unless this is the exact same version code which is useful for 16959 // development. 16960 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16961 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16962 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16963 + "static-shared libs cannot be updated"); 16964 return; 16965 } 16966 } 16967 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 16968 installerPackageName, res, args.installReason); 16969 } else { 16970 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16971 args.user, installerPackageName, volumeUuid, res, args.installReason); 16972 } 16973 } 16974 synchronized (mPackages) { 16975 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16976 if (ps != null) { 16977 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16978 } 16979 16980 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16981 for (int i = 0; i < childCount; i++) { 16982 PackageParser.Package childPkg = pkg.childPackages.get(i); 16983 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16984 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16985 if (childPs != null) { 16986 childRes.newUsers = childPs.queryInstalledUsers( 16987 sUserManager.getUserIds(), true); 16988 } 16989 } 16990 16991 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16992 updateSequenceNumberLP(pkgName, res.newUsers); 16993 } 16994 } 16995 } 16996 16997 private void startIntentFilterVerifications(int userId, boolean replacing, 16998 PackageParser.Package pkg) { 16999 if (mIntentFilterVerifierComponent == null) { 17000 Slog.w(TAG, "No IntentFilter verification will not be done as " 17001 + "there is no IntentFilterVerifier available!"); 17002 return; 17003 } 17004 17005 final int verifierUid = getPackageUid( 17006 mIntentFilterVerifierComponent.getPackageName(), 17007 MATCH_DEBUG_TRIAGED_MISSING, 17008 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17009 17010 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17011 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17012 mHandler.sendMessage(msg); 17013 17014 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17015 for (int i = 0; i < childCount; i++) { 17016 PackageParser.Package childPkg = pkg.childPackages.get(i); 17017 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17018 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17019 mHandler.sendMessage(msg); 17020 } 17021 } 17022 17023 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17024 PackageParser.Package pkg) { 17025 int size = pkg.activities.size(); 17026 if (size == 0) { 17027 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17028 "No activity, so no need to verify any IntentFilter!"); 17029 return; 17030 } 17031 17032 final boolean hasDomainURLs = hasDomainURLs(pkg); 17033 if (!hasDomainURLs) { 17034 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17035 "No domain URLs, so no need to verify any IntentFilter!"); 17036 return; 17037 } 17038 17039 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17040 + " if any IntentFilter from the " + size 17041 + " Activities needs verification ..."); 17042 17043 int count = 0; 17044 final String packageName = pkg.packageName; 17045 17046 synchronized (mPackages) { 17047 // If this is a new install and we see that we've already run verification for this 17048 // package, we have nothing to do: it means the state was restored from backup. 17049 if (!replacing) { 17050 IntentFilterVerificationInfo ivi = 17051 mSettings.getIntentFilterVerificationLPr(packageName); 17052 if (ivi != null) { 17053 if (DEBUG_DOMAIN_VERIFICATION) { 17054 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17055 + ivi.getStatusString()); 17056 } 17057 return; 17058 } 17059 } 17060 17061 // If any filters need to be verified, then all need to be. 17062 boolean needToVerify = false; 17063 for (PackageParser.Activity a : pkg.activities) { 17064 for (ActivityIntentInfo filter : a.intents) { 17065 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17066 if (DEBUG_DOMAIN_VERIFICATION) { 17067 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17068 } 17069 needToVerify = true; 17070 break; 17071 } 17072 } 17073 } 17074 17075 if (needToVerify) { 17076 final int verificationId = mIntentFilterVerificationToken++; 17077 for (PackageParser.Activity a : pkg.activities) { 17078 for (ActivityIntentInfo filter : a.intents) { 17079 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17080 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17081 "Verification needed for IntentFilter:" + filter.toString()); 17082 mIntentFilterVerifier.addOneIntentFilterVerification( 17083 verifierUid, userId, verificationId, filter, packageName); 17084 count++; 17085 } 17086 } 17087 } 17088 } 17089 } 17090 17091 if (count > 0) { 17092 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17093 + " IntentFilter verification" + (count > 1 ? "s" : "") 17094 + " for userId:" + userId); 17095 mIntentFilterVerifier.startVerifications(userId); 17096 } else { 17097 if (DEBUG_DOMAIN_VERIFICATION) { 17098 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17099 } 17100 } 17101 } 17102 17103 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17104 final ComponentName cn = filter.activity.getComponentName(); 17105 final String packageName = cn.getPackageName(); 17106 17107 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17108 packageName); 17109 if (ivi == null) { 17110 return true; 17111 } 17112 int status = ivi.getStatus(); 17113 switch (status) { 17114 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17115 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17116 return true; 17117 17118 default: 17119 // Nothing to do 17120 return false; 17121 } 17122 } 17123 17124 private static boolean isMultiArch(ApplicationInfo info) { 17125 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17126 } 17127 17128 private static boolean isExternal(PackageParser.Package pkg) { 17129 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17130 } 17131 17132 private static boolean isExternal(PackageSetting ps) { 17133 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17134 } 17135 17136 private static boolean isSystemApp(PackageParser.Package pkg) { 17137 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17138 } 17139 17140 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17141 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17142 } 17143 17144 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17145 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17146 } 17147 17148 private static boolean isSystemApp(PackageSetting ps) { 17149 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17150 } 17151 17152 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17153 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17154 } 17155 17156 private int packageFlagsToInstallFlags(PackageSetting ps) { 17157 int installFlags = 0; 17158 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17159 // This existing package was an external ASEC install when we have 17160 // the external flag without a UUID 17161 installFlags |= PackageManager.INSTALL_EXTERNAL; 17162 } 17163 if (ps.isForwardLocked()) { 17164 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17165 } 17166 return installFlags; 17167 } 17168 17169 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17170 if (isExternal(pkg)) { 17171 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17172 return StorageManager.UUID_PRIMARY_PHYSICAL; 17173 } else { 17174 return pkg.volumeUuid; 17175 } 17176 } else { 17177 return StorageManager.UUID_PRIVATE_INTERNAL; 17178 } 17179 } 17180 17181 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17182 if (isExternal(pkg)) { 17183 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17184 return mSettings.getExternalVersion(); 17185 } else { 17186 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17187 } 17188 } else { 17189 return mSettings.getInternalVersion(); 17190 } 17191 } 17192 17193 private void deleteTempPackageFiles() { 17194 final FilenameFilter filter = new FilenameFilter() { 17195 public boolean accept(File dir, String name) { 17196 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17197 } 17198 }; 17199 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17200 file.delete(); 17201 } 17202 } 17203 17204 @Override 17205 public void deletePackageAsUser(String packageName, int versionCode, 17206 IPackageDeleteObserver observer, int userId, int flags) { 17207 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17208 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17209 } 17210 17211 @Override 17212 public void deletePackageVersioned(VersionedPackage versionedPackage, 17213 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17214 mContext.enforceCallingOrSelfPermission( 17215 android.Manifest.permission.DELETE_PACKAGES, null); 17216 Preconditions.checkNotNull(versionedPackage); 17217 Preconditions.checkNotNull(observer); 17218 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17219 PackageManager.VERSION_CODE_HIGHEST, 17220 Integer.MAX_VALUE, "versionCode must be >= -1"); 17221 17222 final String packageName = versionedPackage.getPackageName(); 17223 // TODO: We will change version code to long, so in the new API it is long 17224 final int versionCode = (int) versionedPackage.getVersionCode(); 17225 final String internalPackageName; 17226 synchronized (mPackages) { 17227 // Normalize package name to handle renamed packages and static libs 17228 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17229 // TODO: We will change version code to long, so in the new API it is long 17230 (int) versionedPackage.getVersionCode()); 17231 } 17232 17233 final int uid = Binder.getCallingUid(); 17234 if (!isOrphaned(internalPackageName) 17235 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17236 try { 17237 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17238 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17239 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17240 observer.onUserActionRequired(intent); 17241 } catch (RemoteException re) { 17242 } 17243 return; 17244 } 17245 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17246 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17247 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17248 mContext.enforceCallingOrSelfPermission( 17249 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17250 "deletePackage for user " + userId); 17251 } 17252 17253 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17254 try { 17255 observer.onPackageDeleted(packageName, 17256 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17257 } catch (RemoteException re) { 17258 } 17259 return; 17260 } 17261 17262 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17263 try { 17264 observer.onPackageDeleted(packageName, 17265 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17266 } catch (RemoteException re) { 17267 } 17268 return; 17269 } 17270 17271 if (DEBUG_REMOVE) { 17272 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17273 + " deleteAllUsers: " + deleteAllUsers + " version=" 17274 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17275 ? "VERSION_CODE_HIGHEST" : versionCode)); 17276 } 17277 // Queue up an async operation since the package deletion may take a little while. 17278 mHandler.post(new Runnable() { 17279 public void run() { 17280 mHandler.removeCallbacks(this); 17281 int returnCode; 17282 if (!deleteAllUsers) { 17283 returnCode = deletePackageX(internalPackageName, versionCode, 17284 userId, deleteFlags); 17285 } else { 17286 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17287 internalPackageName, users); 17288 // If nobody is blocking uninstall, proceed with delete for all users 17289 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17290 returnCode = deletePackageX(internalPackageName, versionCode, 17291 userId, deleteFlags); 17292 } else { 17293 // Otherwise uninstall individually for users with blockUninstalls=false 17294 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17295 for (int userId : users) { 17296 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17297 returnCode = deletePackageX(internalPackageName, versionCode, 17298 userId, userFlags); 17299 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17300 Slog.w(TAG, "Package delete failed for user " + userId 17301 + ", returnCode " + returnCode); 17302 } 17303 } 17304 } 17305 // The app has only been marked uninstalled for certain users. 17306 // We still need to report that delete was blocked 17307 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17308 } 17309 } 17310 try { 17311 observer.onPackageDeleted(packageName, returnCode, null); 17312 } catch (RemoteException e) { 17313 Log.i(TAG, "Observer no longer exists."); 17314 } //end catch 17315 } //end run 17316 }); 17317 } 17318 17319 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17320 if (pkg.staticSharedLibName != null) { 17321 return pkg.manifestPackageName; 17322 } 17323 return pkg.packageName; 17324 } 17325 17326 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17327 // Handle renamed packages 17328 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17329 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17330 17331 // Is this a static library? 17332 SparseArray<SharedLibraryEntry> versionedLib = 17333 mStaticLibsByDeclaringPackage.get(packageName); 17334 if (versionedLib == null || versionedLib.size() <= 0) { 17335 return packageName; 17336 } 17337 17338 // Figure out which lib versions the caller can see 17339 SparseIntArray versionsCallerCanSee = null; 17340 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17341 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17342 && callingAppId != Process.ROOT_UID) { 17343 versionsCallerCanSee = new SparseIntArray(); 17344 String libName = versionedLib.valueAt(0).info.getName(); 17345 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17346 if (uidPackages != null) { 17347 for (String uidPackage : uidPackages) { 17348 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17349 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17350 if (libIdx >= 0) { 17351 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17352 versionsCallerCanSee.append(libVersion, libVersion); 17353 } 17354 } 17355 } 17356 } 17357 17358 // Caller can see nothing - done 17359 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17360 return packageName; 17361 } 17362 17363 // Find the version the caller can see and the app version code 17364 SharedLibraryEntry highestVersion = null; 17365 final int versionCount = versionedLib.size(); 17366 for (int i = 0; i < versionCount; i++) { 17367 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17368 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17369 libEntry.info.getVersion()) < 0) { 17370 continue; 17371 } 17372 // TODO: We will change version code to long, so in the new API it is long 17373 final int libVersionCode = (int) libEntry.info.getDeclaringPackage().getVersionCode(); 17374 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17375 if (libVersionCode == versionCode) { 17376 return libEntry.apk; 17377 } 17378 } else if (highestVersion == null) { 17379 highestVersion = libEntry; 17380 } else if (libVersionCode > highestVersion.info 17381 .getDeclaringPackage().getVersionCode()) { 17382 highestVersion = libEntry; 17383 } 17384 } 17385 17386 if (highestVersion != null) { 17387 return highestVersion.apk; 17388 } 17389 17390 return packageName; 17391 } 17392 17393 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17394 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17395 || callingUid == Process.SYSTEM_UID) { 17396 return true; 17397 } 17398 final int callingUserId = UserHandle.getUserId(callingUid); 17399 // If the caller installed the pkgName, then allow it to silently uninstall. 17400 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17401 return true; 17402 } 17403 17404 // Allow package verifier to silently uninstall. 17405 if (mRequiredVerifierPackage != null && 17406 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17407 return true; 17408 } 17409 17410 // Allow package uninstaller to silently uninstall. 17411 if (mRequiredUninstallerPackage != null && 17412 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17413 return true; 17414 } 17415 17416 // Allow storage manager to silently uninstall. 17417 if (mStorageManagerPackage != null && 17418 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17419 return true; 17420 } 17421 return false; 17422 } 17423 17424 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17425 int[] result = EMPTY_INT_ARRAY; 17426 for (int userId : userIds) { 17427 if (getBlockUninstallForUser(packageName, userId)) { 17428 result = ArrayUtils.appendInt(result, userId); 17429 } 17430 } 17431 return result; 17432 } 17433 17434 @Override 17435 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17436 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17437 } 17438 17439 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17440 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17441 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17442 try { 17443 if (dpm != null) { 17444 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17445 /* callingUserOnly =*/ false); 17446 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17447 : deviceOwnerComponentName.getPackageName(); 17448 // Does the package contains the device owner? 17449 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17450 // this check is probably not needed, since DO should be registered as a device 17451 // admin on some user too. (Original bug for this: b/17657954) 17452 if (packageName.equals(deviceOwnerPackageName)) { 17453 return true; 17454 } 17455 // Does it contain a device admin for any user? 17456 int[] users; 17457 if (userId == UserHandle.USER_ALL) { 17458 users = sUserManager.getUserIds(); 17459 } else { 17460 users = new int[]{userId}; 17461 } 17462 for (int i = 0; i < users.length; ++i) { 17463 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17464 return true; 17465 } 17466 } 17467 } 17468 } catch (RemoteException e) { 17469 } 17470 return false; 17471 } 17472 17473 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17474 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17475 } 17476 17477 /** 17478 * This method is an internal method that could be get invoked either 17479 * to delete an installed package or to clean up a failed installation. 17480 * After deleting an installed package, a broadcast is sent to notify any 17481 * listeners that the package has been removed. For cleaning up a failed 17482 * installation, the broadcast is not necessary since the package's 17483 * installation wouldn't have sent the initial broadcast either 17484 * The key steps in deleting a package are 17485 * deleting the package information in internal structures like mPackages, 17486 * deleting the packages base directories through installd 17487 * updating mSettings to reflect current status 17488 * persisting settings for later use 17489 * sending a broadcast if necessary 17490 */ 17491 private int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17492 final PackageRemovedInfo info = new PackageRemovedInfo(); 17493 final boolean res; 17494 17495 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17496 ? UserHandle.USER_ALL : userId; 17497 17498 if (isPackageDeviceAdmin(packageName, removeUser)) { 17499 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17500 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17501 } 17502 17503 PackageSetting uninstalledPs = null; 17504 17505 // for the uninstall-updates case and restricted profiles, remember the per- 17506 // user handle installed state 17507 int[] allUsers; 17508 synchronized (mPackages) { 17509 uninstalledPs = mSettings.mPackages.get(packageName); 17510 if (uninstalledPs == null) { 17511 Slog.w(TAG, "Not removing non-existent package " + packageName); 17512 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17513 } 17514 17515 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17516 && uninstalledPs.versionCode != versionCode) { 17517 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17518 + uninstalledPs.versionCode + " != " + versionCode); 17519 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17520 } 17521 17522 // Static shared libs can be declared by any package, so let us not 17523 // allow removing a package if it provides a lib others depend on. 17524 PackageParser.Package pkg = mPackages.get(packageName); 17525 if (pkg != null && pkg.staticSharedLibName != null) { 17526 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17527 pkg.staticSharedLibVersion); 17528 if (libEntry != null) { 17529 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17530 libEntry.info, 0, userId); 17531 if (!ArrayUtils.isEmpty(libClientPackages)) { 17532 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17533 + " hosting lib " + libEntry.info.getName() + " version " 17534 + libEntry.info.getVersion() + " used by " + libClientPackages); 17535 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17536 } 17537 } 17538 } 17539 17540 allUsers = sUserManager.getUserIds(); 17541 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17542 } 17543 17544 final int freezeUser; 17545 if (isUpdatedSystemApp(uninstalledPs) 17546 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17547 // We're downgrading a system app, which will apply to all users, so 17548 // freeze them all during the downgrade 17549 freezeUser = UserHandle.USER_ALL; 17550 } else { 17551 freezeUser = removeUser; 17552 } 17553 17554 synchronized (mInstallLock) { 17555 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17556 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17557 deleteFlags, "deletePackageX")) { 17558 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17559 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 17560 } 17561 synchronized (mPackages) { 17562 if (res) { 17563 mInstantAppRegistry.onPackageUninstalledLPw(uninstalledPs.pkg, 17564 info.removedUsers); 17565 updateSequenceNumberLP(packageName, info.removedUsers); 17566 } 17567 } 17568 } 17569 17570 if (res) { 17571 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17572 info.sendPackageRemovedBroadcasts(killApp); 17573 info.sendSystemPackageUpdatedBroadcasts(); 17574 info.sendSystemPackageAppearedBroadcasts(); 17575 } 17576 // Force a gc here. 17577 Runtime.getRuntime().gc(); 17578 // Delete the resources here after sending the broadcast to let 17579 // other processes clean up before deleting resources. 17580 if (info.args != null) { 17581 synchronized (mInstallLock) { 17582 info.args.doPostDeleteLI(true); 17583 } 17584 } 17585 17586 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17587 } 17588 17589 class PackageRemovedInfo { 17590 String removedPackage; 17591 int uid = -1; 17592 int removedAppId = -1; 17593 int[] origUsers; 17594 int[] removedUsers = null; 17595 SparseArray<Integer> installReasons; 17596 boolean isRemovedPackageSystemUpdate = false; 17597 boolean isUpdate; 17598 boolean dataRemoved; 17599 boolean removedForAllUsers; 17600 boolean isStaticSharedLib; 17601 // Clean up resources deleted packages. 17602 InstallArgs args = null; 17603 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17604 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17605 17606 void sendPackageRemovedBroadcasts(boolean killApp) { 17607 sendPackageRemovedBroadcastInternal(killApp); 17608 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17609 for (int i = 0; i < childCount; i++) { 17610 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17611 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17612 } 17613 } 17614 17615 void sendSystemPackageUpdatedBroadcasts() { 17616 if (isRemovedPackageSystemUpdate) { 17617 sendSystemPackageUpdatedBroadcastsInternal(); 17618 final int childCount = (removedChildPackages != null) 17619 ? removedChildPackages.size() : 0; 17620 for (int i = 0; i < childCount; i++) { 17621 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17622 if (childInfo.isRemovedPackageSystemUpdate) { 17623 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17624 } 17625 } 17626 } 17627 } 17628 17629 void sendSystemPackageAppearedBroadcasts() { 17630 final int packageCount = (appearedChildPackages != null) 17631 ? appearedChildPackages.size() : 0; 17632 for (int i = 0; i < packageCount; i++) { 17633 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17634 sendPackageAddedForNewUsers(installedInfo.name, true, 17635 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17636 } 17637 } 17638 17639 private void sendSystemPackageUpdatedBroadcastsInternal() { 17640 Bundle extras = new Bundle(2); 17641 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17642 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17643 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 17644 extras, 0, null, null, null); 17645 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 17646 extras, 0, null, null, null); 17647 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 17648 null, 0, removedPackage, null, null); 17649 } 17650 17651 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17652 // Don't send static shared library removal broadcasts as these 17653 // libs are visible only the the apps that depend on them an one 17654 // cannot remove the library if it has a dependency. 17655 if (isStaticSharedLib) { 17656 return; 17657 } 17658 Bundle extras = new Bundle(2); 17659 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17660 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17661 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17662 if (isUpdate || isRemovedPackageSystemUpdate) { 17663 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17664 } 17665 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17666 if (removedPackage != null) { 17667 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 17668 extras, 0, null, null, removedUsers); 17669 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17670 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17671 removedPackage, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17672 null, null, removedUsers); 17673 } 17674 } 17675 if (removedAppId >= 0) { 17676 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 17677 removedUsers); 17678 } 17679 } 17680 } 17681 17682 /* 17683 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17684 * flag is not set, the data directory is removed as well. 17685 * make sure this flag is set for partially installed apps. If not its meaningless to 17686 * delete a partially installed application. 17687 */ 17688 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17689 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17690 String packageName = ps.name; 17691 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17692 // Retrieve object to delete permissions for shared user later on 17693 final PackageParser.Package deletedPkg; 17694 final PackageSetting deletedPs; 17695 // reader 17696 synchronized (mPackages) { 17697 deletedPkg = mPackages.get(packageName); 17698 deletedPs = mSettings.mPackages.get(packageName); 17699 if (outInfo != null) { 17700 outInfo.removedPackage = packageName; 17701 outInfo.isStaticSharedLib = deletedPkg != null 17702 && deletedPkg.staticSharedLibName != null; 17703 outInfo.removedUsers = deletedPs != null 17704 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 17705 : null; 17706 } 17707 } 17708 17709 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 17710 17711 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17712 final PackageParser.Package resolvedPkg; 17713 if (deletedPkg != null) { 17714 resolvedPkg = deletedPkg; 17715 } else { 17716 // We don't have a parsed package when it lives on an ejected 17717 // adopted storage device, so fake something together 17718 resolvedPkg = new PackageParser.Package(ps.name); 17719 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17720 } 17721 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17722 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17723 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17724 if (outInfo != null) { 17725 outInfo.dataRemoved = true; 17726 } 17727 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17728 } 17729 17730 int removedAppId = -1; 17731 17732 // writer 17733 synchronized (mPackages) { 17734 boolean installedStateChanged = false; 17735 if (deletedPs != null) { 17736 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17737 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17738 clearDefaultBrowserIfNeeded(packageName); 17739 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17740 removedAppId = mSettings.removePackageLPw(packageName); 17741 if (outInfo != null) { 17742 outInfo.removedAppId = removedAppId; 17743 } 17744 updatePermissionsLPw(deletedPs.name, null, 0); 17745 if (deletedPs.sharedUser != null) { 17746 // Remove permissions associated with package. Since runtime 17747 // permissions are per user we have to kill the removed package 17748 // or packages running under the shared user of the removed 17749 // package if revoking the permissions requested only by the removed 17750 // package is successful and this causes a change in gids. 17751 for (int userId : UserManagerService.getInstance().getUserIds()) { 17752 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17753 userId); 17754 if (userIdToKill == UserHandle.USER_ALL 17755 || userIdToKill >= UserHandle.USER_SYSTEM) { 17756 // If gids changed for this user, kill all affected packages. 17757 mHandler.post(new Runnable() { 17758 @Override 17759 public void run() { 17760 // This has to happen with no lock held. 17761 killApplication(deletedPs.name, deletedPs.appId, 17762 KILL_APP_REASON_GIDS_CHANGED); 17763 } 17764 }); 17765 break; 17766 } 17767 } 17768 } 17769 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17770 } 17771 // make sure to preserve per-user disabled state if this removal was just 17772 // a downgrade of a system app to the factory package 17773 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17774 if (DEBUG_REMOVE) { 17775 Slog.d(TAG, "Propagating install state across downgrade"); 17776 } 17777 for (int userId : allUserHandles) { 17778 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17779 if (DEBUG_REMOVE) { 17780 Slog.d(TAG, " user " + userId + " => " + installed); 17781 } 17782 if (installed != ps.getInstalled(userId)) { 17783 installedStateChanged = true; 17784 } 17785 ps.setInstalled(installed, userId); 17786 } 17787 } 17788 } 17789 // can downgrade to reader 17790 if (writeSettings) { 17791 // Save settings now 17792 mSettings.writeLPr(); 17793 } 17794 if (installedStateChanged) { 17795 mSettings.writeKernelMappingLPr(ps); 17796 } 17797 } 17798 if (removedAppId != -1) { 17799 // A user ID was deleted here. Go through all users and remove it 17800 // from KeyStore. 17801 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17802 } 17803 } 17804 17805 static boolean locationIsPrivileged(File path) { 17806 try { 17807 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17808 .getCanonicalPath(); 17809 return path.getCanonicalPath().startsWith(privilegedAppDir); 17810 } catch (IOException e) { 17811 Slog.e(TAG, "Unable to access code path " + path); 17812 } 17813 return false; 17814 } 17815 17816 /* 17817 * Tries to delete system package. 17818 */ 17819 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17820 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17821 boolean writeSettings) { 17822 if (deletedPs.parentPackageName != null) { 17823 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17824 return false; 17825 } 17826 17827 final boolean applyUserRestrictions 17828 = (allUserHandles != null) && (outInfo.origUsers != null); 17829 final PackageSetting disabledPs; 17830 // Confirm if the system package has been updated 17831 // An updated system app can be deleted. This will also have to restore 17832 // the system pkg from system partition 17833 // reader 17834 synchronized (mPackages) { 17835 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17836 } 17837 17838 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17839 + " disabledPs=" + disabledPs); 17840 17841 if (disabledPs == null) { 17842 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17843 return false; 17844 } else if (DEBUG_REMOVE) { 17845 Slog.d(TAG, "Deleting system pkg from data partition"); 17846 } 17847 17848 if (DEBUG_REMOVE) { 17849 if (applyUserRestrictions) { 17850 Slog.d(TAG, "Remembering install states:"); 17851 for (int userId : allUserHandles) { 17852 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17853 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17854 } 17855 } 17856 } 17857 17858 // Delete the updated package 17859 outInfo.isRemovedPackageSystemUpdate = true; 17860 if (outInfo.removedChildPackages != null) { 17861 final int childCount = (deletedPs.childPackageNames != null) 17862 ? deletedPs.childPackageNames.size() : 0; 17863 for (int i = 0; i < childCount; i++) { 17864 String childPackageName = deletedPs.childPackageNames.get(i); 17865 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17866 .contains(childPackageName)) { 17867 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17868 childPackageName); 17869 if (childInfo != null) { 17870 childInfo.isRemovedPackageSystemUpdate = true; 17871 } 17872 } 17873 } 17874 } 17875 17876 if (disabledPs.versionCode < deletedPs.versionCode) { 17877 // Delete data for downgrades 17878 flags &= ~PackageManager.DELETE_KEEP_DATA; 17879 } else { 17880 // Preserve data by setting flag 17881 flags |= PackageManager.DELETE_KEEP_DATA; 17882 } 17883 17884 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17885 outInfo, writeSettings, disabledPs.pkg); 17886 if (!ret) { 17887 return false; 17888 } 17889 17890 // writer 17891 synchronized (mPackages) { 17892 // Reinstate the old system package 17893 enableSystemPackageLPw(disabledPs.pkg); 17894 // Remove any native libraries from the upgraded package. 17895 removeNativeBinariesLI(deletedPs); 17896 } 17897 17898 // Install the system package 17899 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17900 int parseFlags = mDefParseFlags 17901 | PackageParser.PARSE_MUST_BE_APK 17902 | PackageParser.PARSE_IS_SYSTEM 17903 | PackageParser.PARSE_IS_SYSTEM_DIR; 17904 if (locationIsPrivileged(disabledPs.codePath)) { 17905 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 17906 } 17907 17908 final PackageParser.Package newPkg; 17909 try { 17910 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, 0 /* scanFlags */, 17911 0 /* currentTime */, null); 17912 } catch (PackageManagerException e) { 17913 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17914 + e.getMessage()); 17915 return false; 17916 } 17917 17918 try { 17919 // update shared libraries for the newly re-installed system package 17920 updateSharedLibrariesLPr(newPkg, null); 17921 } catch (PackageManagerException e) { 17922 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17923 } 17924 17925 prepareAppDataAfterInstallLIF(newPkg); 17926 17927 // writer 17928 synchronized (mPackages) { 17929 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 17930 17931 // Propagate the permissions state as we do not want to drop on the floor 17932 // runtime permissions. The update permissions method below will take 17933 // care of removing obsolete permissions and grant install permissions. 17934 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 17935 updatePermissionsLPw(newPkg.packageName, newPkg, 17936 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 17937 17938 if (applyUserRestrictions) { 17939 boolean installedStateChanged = false; 17940 if (DEBUG_REMOVE) { 17941 Slog.d(TAG, "Propagating install state across reinstall"); 17942 } 17943 for (int userId : allUserHandles) { 17944 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17945 if (DEBUG_REMOVE) { 17946 Slog.d(TAG, " user " + userId + " => " + installed); 17947 } 17948 if (installed != ps.getInstalled(userId)) { 17949 installedStateChanged = true; 17950 } 17951 ps.setInstalled(installed, userId); 17952 17953 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17954 } 17955 // Regardless of writeSettings we need to ensure that this restriction 17956 // state propagation is persisted 17957 mSettings.writeAllUsersPackageRestrictionsLPr(); 17958 if (installedStateChanged) { 17959 mSettings.writeKernelMappingLPr(ps); 17960 } 17961 } 17962 // can downgrade to reader here 17963 if (writeSettings) { 17964 mSettings.writeLPr(); 17965 } 17966 } 17967 return true; 17968 } 17969 17970 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17971 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17972 PackageRemovedInfo outInfo, boolean writeSettings, 17973 PackageParser.Package replacingPackage) { 17974 synchronized (mPackages) { 17975 if (outInfo != null) { 17976 outInfo.uid = ps.appId; 17977 } 17978 17979 if (outInfo != null && outInfo.removedChildPackages != null) { 17980 final int childCount = (ps.childPackageNames != null) 17981 ? ps.childPackageNames.size() : 0; 17982 for (int i = 0; i < childCount; i++) { 17983 String childPackageName = ps.childPackageNames.get(i); 17984 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17985 if (childPs == null) { 17986 return false; 17987 } 17988 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17989 childPackageName); 17990 if (childInfo != null) { 17991 childInfo.uid = childPs.appId; 17992 } 17993 } 17994 } 17995 } 17996 17997 // Delete package data from internal structures and also remove data if flag is set 17998 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17999 18000 // Delete the child packages data 18001 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18002 for (int i = 0; i < childCount; i++) { 18003 PackageSetting childPs; 18004 synchronized (mPackages) { 18005 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18006 } 18007 if (childPs != null) { 18008 PackageRemovedInfo childOutInfo = (outInfo != null 18009 && outInfo.removedChildPackages != null) 18010 ? outInfo.removedChildPackages.get(childPs.name) : null; 18011 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18012 && (replacingPackage != null 18013 && !replacingPackage.hasChildPackage(childPs.name)) 18014 ? flags & ~DELETE_KEEP_DATA : flags; 18015 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18016 deleteFlags, writeSettings); 18017 } 18018 } 18019 18020 // Delete application code and resources only for parent packages 18021 if (ps.parentPackageName == null) { 18022 if (deleteCodeAndResources && (outInfo != null)) { 18023 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18024 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18025 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18026 } 18027 } 18028 18029 return true; 18030 } 18031 18032 @Override 18033 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18034 int userId) { 18035 mContext.enforceCallingOrSelfPermission( 18036 android.Manifest.permission.DELETE_PACKAGES, null); 18037 synchronized (mPackages) { 18038 PackageSetting ps = mSettings.mPackages.get(packageName); 18039 if (ps == null) { 18040 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 18041 return false; 18042 } 18043 // Cannot block uninstall of static shared libs as they are 18044 // considered a part of the using app (emulating static linking). 18045 // Also static libs are installed always on internal storage. 18046 PackageParser.Package pkg = mPackages.get(packageName); 18047 if (pkg != null && pkg.staticSharedLibName != null) { 18048 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18049 + " providing static shared library: " + pkg.staticSharedLibName); 18050 return false; 18051 } 18052 if (!ps.getInstalled(userId)) { 18053 // Can't block uninstall for an app that is not installed or enabled. 18054 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 18055 return false; 18056 } 18057 ps.setBlockUninstall(blockUninstall, userId); 18058 mSettings.writePackageRestrictionsLPr(userId); 18059 } 18060 return true; 18061 } 18062 18063 @Override 18064 public boolean getBlockUninstallForUser(String packageName, int userId) { 18065 synchronized (mPackages) { 18066 PackageSetting ps = mSettings.mPackages.get(packageName); 18067 if (ps == null) { 18068 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 18069 return false; 18070 } 18071 return ps.getBlockUninstall(userId); 18072 } 18073 } 18074 18075 @Override 18076 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18077 int callingUid = Binder.getCallingUid(); 18078 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 18079 throw new SecurityException( 18080 "setRequiredForSystemUser can only be run by the system or root"); 18081 } 18082 synchronized (mPackages) { 18083 PackageSetting ps = mSettings.mPackages.get(packageName); 18084 if (ps == null) { 18085 Log.w(TAG, "Package doesn't exist: " + packageName); 18086 return false; 18087 } 18088 if (systemUserApp) { 18089 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18090 } else { 18091 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18092 } 18093 mSettings.writeLPr(); 18094 } 18095 return true; 18096 } 18097 18098 /* 18099 * This method handles package deletion in general 18100 */ 18101 private boolean deletePackageLIF(String packageName, UserHandle user, 18102 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18103 PackageRemovedInfo outInfo, boolean writeSettings, 18104 PackageParser.Package replacingPackage) { 18105 if (packageName == null) { 18106 Slog.w(TAG, "Attempt to delete null packageName."); 18107 return false; 18108 } 18109 18110 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18111 18112 PackageSetting ps; 18113 synchronized (mPackages) { 18114 ps = mSettings.mPackages.get(packageName); 18115 if (ps == null) { 18116 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18117 return false; 18118 } 18119 18120 if (ps.parentPackageName != null && (!isSystemApp(ps) 18121 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18122 if (DEBUG_REMOVE) { 18123 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18124 + ((user == null) ? UserHandle.USER_ALL : user)); 18125 } 18126 final int removedUserId = (user != null) ? user.getIdentifier() 18127 : UserHandle.USER_ALL; 18128 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18129 return false; 18130 } 18131 markPackageUninstalledForUserLPw(ps, user); 18132 scheduleWritePackageRestrictionsLocked(user); 18133 return true; 18134 } 18135 } 18136 18137 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18138 && user.getIdentifier() != UserHandle.USER_ALL)) { 18139 // The caller is asking that the package only be deleted for a single 18140 // user. To do this, we just mark its uninstalled state and delete 18141 // its data. If this is a system app, we only allow this to happen if 18142 // they have set the special DELETE_SYSTEM_APP which requests different 18143 // semantics than normal for uninstalling system apps. 18144 markPackageUninstalledForUserLPw(ps, user); 18145 18146 if (!isSystemApp(ps)) { 18147 // Do not uninstall the APK if an app should be cached 18148 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18149 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18150 // Other user still have this package installed, so all 18151 // we need to do is clear this user's data and save that 18152 // it is uninstalled. 18153 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18154 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18155 return false; 18156 } 18157 scheduleWritePackageRestrictionsLocked(user); 18158 return true; 18159 } else { 18160 // We need to set it back to 'installed' so the uninstall 18161 // broadcasts will be sent correctly. 18162 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18163 ps.setInstalled(true, user.getIdentifier()); 18164 mSettings.writeKernelMappingLPr(ps); 18165 } 18166 } else { 18167 // This is a system app, so we assume that the 18168 // other users still have this package installed, so all 18169 // we need to do is clear this user's data and save that 18170 // it is uninstalled. 18171 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18172 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18173 return false; 18174 } 18175 scheduleWritePackageRestrictionsLocked(user); 18176 return true; 18177 } 18178 } 18179 18180 // If we are deleting a composite package for all users, keep track 18181 // of result for each child. 18182 if (ps.childPackageNames != null && outInfo != null) { 18183 synchronized (mPackages) { 18184 final int childCount = ps.childPackageNames.size(); 18185 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18186 for (int i = 0; i < childCount; i++) { 18187 String childPackageName = ps.childPackageNames.get(i); 18188 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 18189 childInfo.removedPackage = childPackageName; 18190 outInfo.removedChildPackages.put(childPackageName, childInfo); 18191 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18192 if (childPs != null) { 18193 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18194 } 18195 } 18196 } 18197 } 18198 18199 boolean ret = false; 18200 if (isSystemApp(ps)) { 18201 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18202 // When an updated system application is deleted we delete the existing resources 18203 // as well and fall back to existing code in system partition 18204 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18205 } else { 18206 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18207 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18208 outInfo, writeSettings, replacingPackage); 18209 } 18210 18211 // Take a note whether we deleted the package for all users 18212 if (outInfo != null) { 18213 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18214 if (outInfo.removedChildPackages != null) { 18215 synchronized (mPackages) { 18216 final int childCount = outInfo.removedChildPackages.size(); 18217 for (int i = 0; i < childCount; i++) { 18218 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18219 if (childInfo != null) { 18220 childInfo.removedForAllUsers = mPackages.get( 18221 childInfo.removedPackage) == null; 18222 } 18223 } 18224 } 18225 } 18226 // If we uninstalled an update to a system app there may be some 18227 // child packages that appeared as they are declared in the system 18228 // app but were not declared in the update. 18229 if (isSystemApp(ps)) { 18230 synchronized (mPackages) { 18231 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18232 final int childCount = (updatedPs.childPackageNames != null) 18233 ? updatedPs.childPackageNames.size() : 0; 18234 for (int i = 0; i < childCount; i++) { 18235 String childPackageName = updatedPs.childPackageNames.get(i); 18236 if (outInfo.removedChildPackages == null 18237 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18238 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18239 if (childPs == null) { 18240 continue; 18241 } 18242 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18243 installRes.name = childPackageName; 18244 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18245 installRes.pkg = mPackages.get(childPackageName); 18246 installRes.uid = childPs.pkg.applicationInfo.uid; 18247 if (outInfo.appearedChildPackages == null) { 18248 outInfo.appearedChildPackages = new ArrayMap<>(); 18249 } 18250 outInfo.appearedChildPackages.put(childPackageName, installRes); 18251 } 18252 } 18253 } 18254 } 18255 } 18256 18257 return ret; 18258 } 18259 18260 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18261 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18262 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18263 for (int nextUserId : userIds) { 18264 if (DEBUG_REMOVE) { 18265 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18266 } 18267 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18268 false /*installed*/, 18269 true /*stopped*/, 18270 true /*notLaunched*/, 18271 false /*hidden*/, 18272 false /*suspended*/, 18273 false /*instantApp*/, 18274 null /*lastDisableAppCaller*/, 18275 null /*enabledComponents*/, 18276 null /*disabledComponents*/, 18277 false /*blockUninstall*/, 18278 ps.readUserState(nextUserId).domainVerificationStatus, 18279 0, PackageManager.INSTALL_REASON_UNKNOWN); 18280 } 18281 mSettings.writeKernelMappingLPr(ps); 18282 } 18283 18284 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18285 PackageRemovedInfo outInfo) { 18286 final PackageParser.Package pkg; 18287 synchronized (mPackages) { 18288 pkg = mPackages.get(ps.name); 18289 } 18290 18291 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18292 : new int[] {userId}; 18293 for (int nextUserId : userIds) { 18294 if (DEBUG_REMOVE) { 18295 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18296 + nextUserId); 18297 } 18298 18299 destroyAppDataLIF(pkg, userId, 18300 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18301 destroyAppProfilesLIF(pkg, userId); 18302 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18303 schedulePackageCleaning(ps.name, nextUserId, false); 18304 synchronized (mPackages) { 18305 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18306 scheduleWritePackageRestrictionsLocked(nextUserId); 18307 } 18308 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18309 } 18310 } 18311 18312 if (outInfo != null) { 18313 outInfo.removedPackage = ps.name; 18314 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18315 outInfo.removedAppId = ps.appId; 18316 outInfo.removedUsers = userIds; 18317 } 18318 18319 return true; 18320 } 18321 18322 private final class ClearStorageConnection implements ServiceConnection { 18323 IMediaContainerService mContainerService; 18324 18325 @Override 18326 public void onServiceConnected(ComponentName name, IBinder service) { 18327 synchronized (this) { 18328 mContainerService = IMediaContainerService.Stub 18329 .asInterface(Binder.allowBlocking(service)); 18330 notifyAll(); 18331 } 18332 } 18333 18334 @Override 18335 public void onServiceDisconnected(ComponentName name) { 18336 } 18337 } 18338 18339 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18340 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18341 18342 final boolean mounted; 18343 if (Environment.isExternalStorageEmulated()) { 18344 mounted = true; 18345 } else { 18346 final String status = Environment.getExternalStorageState(); 18347 18348 mounted = status.equals(Environment.MEDIA_MOUNTED) 18349 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18350 } 18351 18352 if (!mounted) { 18353 return; 18354 } 18355 18356 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18357 int[] users; 18358 if (userId == UserHandle.USER_ALL) { 18359 users = sUserManager.getUserIds(); 18360 } else { 18361 users = new int[] { userId }; 18362 } 18363 final ClearStorageConnection conn = new ClearStorageConnection(); 18364 if (mContext.bindServiceAsUser( 18365 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18366 try { 18367 for (int curUser : users) { 18368 long timeout = SystemClock.uptimeMillis() + 5000; 18369 synchronized (conn) { 18370 long now; 18371 while (conn.mContainerService == null && 18372 (now = SystemClock.uptimeMillis()) < timeout) { 18373 try { 18374 conn.wait(timeout - now); 18375 } catch (InterruptedException e) { 18376 } 18377 } 18378 } 18379 if (conn.mContainerService == null) { 18380 return; 18381 } 18382 18383 final UserEnvironment userEnv = new UserEnvironment(curUser); 18384 clearDirectory(conn.mContainerService, 18385 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18386 if (allData) { 18387 clearDirectory(conn.mContainerService, 18388 userEnv.buildExternalStorageAppDataDirs(packageName)); 18389 clearDirectory(conn.mContainerService, 18390 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18391 } 18392 } 18393 } finally { 18394 mContext.unbindService(conn); 18395 } 18396 } 18397 } 18398 18399 @Override 18400 public void clearApplicationProfileData(String packageName) { 18401 enforceSystemOrRoot("Only the system can clear all profile data"); 18402 18403 final PackageParser.Package pkg; 18404 synchronized (mPackages) { 18405 pkg = mPackages.get(packageName); 18406 } 18407 18408 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18409 synchronized (mInstallLock) { 18410 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18411 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 18412 true /* removeBaseMarker */); 18413 } 18414 } 18415 } 18416 18417 @Override 18418 public void clearApplicationUserData(final String packageName, 18419 final IPackageDataObserver observer, final int userId) { 18420 mContext.enforceCallingOrSelfPermission( 18421 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18422 18423 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18424 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18425 18426 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18427 throw new SecurityException("Cannot clear data for a protected package: " 18428 + packageName); 18429 } 18430 // Queue up an async operation since the package deletion may take a little while. 18431 mHandler.post(new Runnable() { 18432 public void run() { 18433 mHandler.removeCallbacks(this); 18434 final boolean succeeded; 18435 try (PackageFreezer freezer = freezePackage(packageName, 18436 "clearApplicationUserData")) { 18437 synchronized (mInstallLock) { 18438 succeeded = clearApplicationUserDataLIF(packageName, userId); 18439 } 18440 clearExternalStorageDataSync(packageName, userId, true); 18441 synchronized (mPackages) { 18442 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18443 packageName, userId); 18444 } 18445 } 18446 if (succeeded) { 18447 // invoke DeviceStorageMonitor's update method to clear any notifications 18448 DeviceStorageMonitorInternal dsm = LocalServices 18449 .getService(DeviceStorageMonitorInternal.class); 18450 if (dsm != null) { 18451 dsm.checkMemory(); 18452 } 18453 } 18454 if(observer != null) { 18455 try { 18456 observer.onRemoveCompleted(packageName, succeeded); 18457 } catch (RemoteException e) { 18458 Log.i(TAG, "Observer no longer exists."); 18459 } 18460 } //end if observer 18461 } //end run 18462 }); 18463 } 18464 18465 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18466 if (packageName == null) { 18467 Slog.w(TAG, "Attempt to delete null packageName."); 18468 return false; 18469 } 18470 18471 // Try finding details about the requested package 18472 PackageParser.Package pkg; 18473 synchronized (mPackages) { 18474 pkg = mPackages.get(packageName); 18475 if (pkg == null) { 18476 final PackageSetting ps = mSettings.mPackages.get(packageName); 18477 if (ps != null) { 18478 pkg = ps.pkg; 18479 } 18480 } 18481 18482 if (pkg == null) { 18483 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18484 return false; 18485 } 18486 18487 PackageSetting ps = (PackageSetting) pkg.mExtras; 18488 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18489 } 18490 18491 clearAppDataLIF(pkg, userId, 18492 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18493 18494 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18495 removeKeystoreDataIfNeeded(userId, appId); 18496 18497 UserManagerInternal umInternal = getUserManagerInternal(); 18498 final int flags; 18499 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18500 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18501 } else if (umInternal.isUserRunning(userId)) { 18502 flags = StorageManager.FLAG_STORAGE_DE; 18503 } else { 18504 flags = 0; 18505 } 18506 prepareAppDataContentsLIF(pkg, userId, flags); 18507 18508 return true; 18509 } 18510 18511 /** 18512 * Reverts user permission state changes (permissions and flags) in 18513 * all packages for a given user. 18514 * 18515 * @param userId The device user for which to do a reset. 18516 */ 18517 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18518 final int packageCount = mPackages.size(); 18519 for (int i = 0; i < packageCount; i++) { 18520 PackageParser.Package pkg = mPackages.valueAt(i); 18521 PackageSetting ps = (PackageSetting) pkg.mExtras; 18522 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18523 } 18524 } 18525 18526 private void resetNetworkPolicies(int userId) { 18527 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18528 } 18529 18530 /** 18531 * Reverts user permission state changes (permissions and flags). 18532 * 18533 * @param ps The package for which to reset. 18534 * @param userId The device user for which to do a reset. 18535 */ 18536 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18537 final PackageSetting ps, final int userId) { 18538 if (ps.pkg == null) { 18539 return; 18540 } 18541 18542 // These are flags that can change base on user actions. 18543 final int userSettableMask = FLAG_PERMISSION_USER_SET 18544 | FLAG_PERMISSION_USER_FIXED 18545 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18546 | FLAG_PERMISSION_REVIEW_REQUIRED; 18547 18548 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18549 | FLAG_PERMISSION_POLICY_FIXED; 18550 18551 boolean writeInstallPermissions = false; 18552 boolean writeRuntimePermissions = false; 18553 18554 final int permissionCount = ps.pkg.requestedPermissions.size(); 18555 for (int i = 0; i < permissionCount; i++) { 18556 String permission = ps.pkg.requestedPermissions.get(i); 18557 18558 BasePermission bp = mSettings.mPermissions.get(permission); 18559 if (bp == null) { 18560 continue; 18561 } 18562 18563 // If shared user we just reset the state to which only this app contributed. 18564 if (ps.sharedUser != null) { 18565 boolean used = false; 18566 final int packageCount = ps.sharedUser.packages.size(); 18567 for (int j = 0; j < packageCount; j++) { 18568 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18569 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18570 && pkg.pkg.requestedPermissions.contains(permission)) { 18571 used = true; 18572 break; 18573 } 18574 } 18575 if (used) { 18576 continue; 18577 } 18578 } 18579 18580 PermissionsState permissionsState = ps.getPermissionsState(); 18581 18582 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 18583 18584 // Always clear the user settable flags. 18585 final boolean hasInstallState = permissionsState.getInstallPermissionState( 18586 bp.name) != null; 18587 // If permission review is enabled and this is a legacy app, mark the 18588 // permission as requiring a review as this is the initial state. 18589 int flags = 0; 18590 if (mPermissionReviewRequired 18591 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18592 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18593 } 18594 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18595 if (hasInstallState) { 18596 writeInstallPermissions = true; 18597 } else { 18598 writeRuntimePermissions = true; 18599 } 18600 } 18601 18602 // Below is only runtime permission handling. 18603 if (!bp.isRuntime()) { 18604 continue; 18605 } 18606 18607 // Never clobber system or policy. 18608 if ((oldFlags & policyOrSystemFlags) != 0) { 18609 continue; 18610 } 18611 18612 // If this permission was granted by default, make sure it is. 18613 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18614 if (permissionsState.grantRuntimePermission(bp, userId) 18615 != PERMISSION_OPERATION_FAILURE) { 18616 writeRuntimePermissions = true; 18617 } 18618 // If permission review is enabled the permissions for a legacy apps 18619 // are represented as constantly granted runtime ones, so don't revoke. 18620 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18621 // Otherwise, reset the permission. 18622 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18623 switch (revokeResult) { 18624 case PERMISSION_OPERATION_SUCCESS: 18625 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18626 writeRuntimePermissions = true; 18627 final int appId = ps.appId; 18628 mHandler.post(new Runnable() { 18629 @Override 18630 public void run() { 18631 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18632 } 18633 }); 18634 } break; 18635 } 18636 } 18637 } 18638 18639 // Synchronously write as we are taking permissions away. 18640 if (writeRuntimePermissions) { 18641 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18642 } 18643 18644 // Synchronously write as we are taking permissions away. 18645 if (writeInstallPermissions) { 18646 mSettings.writeLPr(); 18647 } 18648 } 18649 18650 /** 18651 * Remove entries from the keystore daemon. Will only remove it if the 18652 * {@code appId} is valid. 18653 */ 18654 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18655 if (appId < 0) { 18656 return; 18657 } 18658 18659 final KeyStore keyStore = KeyStore.getInstance(); 18660 if (keyStore != null) { 18661 if (userId == UserHandle.USER_ALL) { 18662 for (final int individual : sUserManager.getUserIds()) { 18663 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18664 } 18665 } else { 18666 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18667 } 18668 } else { 18669 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18670 } 18671 } 18672 18673 @Override 18674 public void deleteApplicationCacheFiles(final String packageName, 18675 final IPackageDataObserver observer) { 18676 final int userId = UserHandle.getCallingUserId(); 18677 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18678 } 18679 18680 @Override 18681 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18682 final IPackageDataObserver observer) { 18683 mContext.enforceCallingOrSelfPermission( 18684 android.Manifest.permission.DELETE_CACHE_FILES, null); 18685 enforceCrossUserPermission(Binder.getCallingUid(), userId, 18686 /* requireFullPermission= */ true, /* checkShell= */ false, 18687 "delete application cache files"); 18688 18689 final PackageParser.Package pkg; 18690 synchronized (mPackages) { 18691 pkg = mPackages.get(packageName); 18692 } 18693 18694 // Queue up an async operation since the package deletion may take a little while. 18695 mHandler.post(new Runnable() { 18696 public void run() { 18697 synchronized (mInstallLock) { 18698 final int flags = StorageManager.FLAG_STORAGE_DE 18699 | StorageManager.FLAG_STORAGE_CE; 18700 // We're only clearing cache files, so we don't care if the 18701 // app is unfrozen and still able to run 18702 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18703 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18704 } 18705 clearExternalStorageDataSync(packageName, userId, false); 18706 if (observer != null) { 18707 try { 18708 observer.onRemoveCompleted(packageName, true); 18709 } catch (RemoteException e) { 18710 Log.i(TAG, "Observer no longer exists."); 18711 } 18712 } 18713 } 18714 }); 18715 } 18716 18717 @Override 18718 public void getPackageSizeInfo(final String packageName, int userHandle, 18719 final IPackageStatsObserver observer) { 18720 mContext.enforceCallingOrSelfPermission( 18721 android.Manifest.permission.GET_PACKAGE_SIZE, null); 18722 if (packageName == null) { 18723 throw new IllegalArgumentException("Attempt to get size of null packageName"); 18724 } 18725 18726 PackageStats stats = new PackageStats(packageName, userHandle); 18727 18728 /* 18729 * Queue up an async operation since the package measurement may take a 18730 * little while. 18731 */ 18732 Message msg = mHandler.obtainMessage(INIT_COPY); 18733 msg.obj = new MeasureParams(stats, observer); 18734 mHandler.sendMessage(msg); 18735 } 18736 18737 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18738 final PackageSetting ps; 18739 synchronized (mPackages) { 18740 ps = mSettings.mPackages.get(packageName); 18741 if (ps == null) { 18742 Slog.w(TAG, "Failed to find settings for " + packageName); 18743 return false; 18744 } 18745 } 18746 18747 final String[] packageNames = { packageName }; 18748 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18749 final String[] codePaths = { ps.codePathString }; 18750 18751 try { 18752 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18753 ps.appId, ceDataInodes, codePaths, stats); 18754 18755 // For now, ignore code size of packages on system partition 18756 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18757 stats.codeSize = 0; 18758 } 18759 18760 // External clients expect these to be tracked separately 18761 stats.dataSize -= stats.cacheSize; 18762 18763 } catch (InstallerException e) { 18764 Slog.w(TAG, String.valueOf(e)); 18765 return false; 18766 } 18767 18768 return true; 18769 } 18770 18771 private int getUidTargetSdkVersionLockedLPr(int uid) { 18772 Object obj = mSettings.getUserIdLPr(uid); 18773 if (obj instanceof SharedUserSetting) { 18774 final SharedUserSetting sus = (SharedUserSetting) obj; 18775 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18776 final Iterator<PackageSetting> it = sus.packages.iterator(); 18777 while (it.hasNext()) { 18778 final PackageSetting ps = it.next(); 18779 if (ps.pkg != null) { 18780 int v = ps.pkg.applicationInfo.targetSdkVersion; 18781 if (v < vers) vers = v; 18782 } 18783 } 18784 return vers; 18785 } else if (obj instanceof PackageSetting) { 18786 final PackageSetting ps = (PackageSetting) obj; 18787 if (ps.pkg != null) { 18788 return ps.pkg.applicationInfo.targetSdkVersion; 18789 } 18790 } 18791 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18792 } 18793 18794 @Override 18795 public void addPreferredActivity(IntentFilter filter, int match, 18796 ComponentName[] set, ComponentName activity, int userId) { 18797 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18798 "Adding preferred"); 18799 } 18800 18801 private void addPreferredActivityInternal(IntentFilter filter, int match, 18802 ComponentName[] set, ComponentName activity, boolean always, int userId, 18803 String opname) { 18804 // writer 18805 int callingUid = Binder.getCallingUid(); 18806 enforceCrossUserPermission(callingUid, userId, 18807 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18808 if (filter.countActions() == 0) { 18809 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18810 return; 18811 } 18812 synchronized (mPackages) { 18813 if (mContext.checkCallingOrSelfPermission( 18814 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18815 != PackageManager.PERMISSION_GRANTED) { 18816 if (getUidTargetSdkVersionLockedLPr(callingUid) 18817 < Build.VERSION_CODES.FROYO) { 18818 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18819 + callingUid); 18820 return; 18821 } 18822 mContext.enforceCallingOrSelfPermission( 18823 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18824 } 18825 18826 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18827 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18828 + userId + ":"); 18829 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18830 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18831 scheduleWritePackageRestrictionsLocked(userId); 18832 postPreferredActivityChangedBroadcast(userId); 18833 } 18834 } 18835 18836 private void postPreferredActivityChangedBroadcast(int userId) { 18837 mHandler.post(() -> { 18838 final IActivityManager am = ActivityManager.getService(); 18839 if (am == null) { 18840 return; 18841 } 18842 18843 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18844 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18845 try { 18846 am.broadcastIntent(null, intent, null, null, 18847 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18848 null, false, false, userId); 18849 } catch (RemoteException e) { 18850 } 18851 }); 18852 } 18853 18854 @Override 18855 public void replacePreferredActivity(IntentFilter filter, int match, 18856 ComponentName[] set, ComponentName activity, int userId) { 18857 if (filter.countActions() != 1) { 18858 throw new IllegalArgumentException( 18859 "replacePreferredActivity expects filter to have only 1 action."); 18860 } 18861 if (filter.countDataAuthorities() != 0 18862 || filter.countDataPaths() != 0 18863 || filter.countDataSchemes() > 1 18864 || filter.countDataTypes() != 0) { 18865 throw new IllegalArgumentException( 18866 "replacePreferredActivity expects filter to have no data authorities, " + 18867 "paths, or types; and at most one scheme."); 18868 } 18869 18870 final int callingUid = Binder.getCallingUid(); 18871 enforceCrossUserPermission(callingUid, userId, 18872 true /* requireFullPermission */, false /* checkShell */, 18873 "replace preferred activity"); 18874 synchronized (mPackages) { 18875 if (mContext.checkCallingOrSelfPermission( 18876 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18877 != PackageManager.PERMISSION_GRANTED) { 18878 if (getUidTargetSdkVersionLockedLPr(callingUid) 18879 < Build.VERSION_CODES.FROYO) { 18880 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18881 + Binder.getCallingUid()); 18882 return; 18883 } 18884 mContext.enforceCallingOrSelfPermission( 18885 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18886 } 18887 18888 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18889 if (pir != null) { 18890 // Get all of the existing entries that exactly match this filter. 18891 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18892 if (existing != null && existing.size() == 1) { 18893 PreferredActivity cur = existing.get(0); 18894 if (DEBUG_PREFERRED) { 18895 Slog.i(TAG, "Checking replace of preferred:"); 18896 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18897 if (!cur.mPref.mAlways) { 18898 Slog.i(TAG, " -- CUR; not mAlways!"); 18899 } else { 18900 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18901 Slog.i(TAG, " -- CUR: mSet=" 18902 + Arrays.toString(cur.mPref.mSetComponents)); 18903 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18904 Slog.i(TAG, " -- NEW: mMatch=" 18905 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18906 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18907 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18908 } 18909 } 18910 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18911 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18912 && cur.mPref.sameSet(set)) { 18913 // Setting the preferred activity to what it happens to be already 18914 if (DEBUG_PREFERRED) { 18915 Slog.i(TAG, "Replacing with same preferred activity " 18916 + cur.mPref.mShortComponent + " for user " 18917 + userId + ":"); 18918 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18919 } 18920 return; 18921 } 18922 } 18923 18924 if (existing != null) { 18925 if (DEBUG_PREFERRED) { 18926 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18927 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18928 } 18929 for (int i = 0; i < existing.size(); i++) { 18930 PreferredActivity pa = existing.get(i); 18931 if (DEBUG_PREFERRED) { 18932 Slog.i(TAG, "Removing existing preferred activity " 18933 + pa.mPref.mComponent + ":"); 18934 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18935 } 18936 pir.removeFilter(pa); 18937 } 18938 } 18939 } 18940 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18941 "Replacing preferred"); 18942 } 18943 } 18944 18945 @Override 18946 public void clearPackagePreferredActivities(String packageName) { 18947 final int uid = Binder.getCallingUid(); 18948 // writer 18949 synchronized (mPackages) { 18950 PackageParser.Package pkg = mPackages.get(packageName); 18951 if (pkg == null || pkg.applicationInfo.uid != uid) { 18952 if (mContext.checkCallingOrSelfPermission( 18953 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18954 != PackageManager.PERMISSION_GRANTED) { 18955 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 18956 < Build.VERSION_CODES.FROYO) { 18957 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18958 + Binder.getCallingUid()); 18959 return; 18960 } 18961 mContext.enforceCallingOrSelfPermission( 18962 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18963 } 18964 } 18965 18966 int user = UserHandle.getCallingUserId(); 18967 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18968 scheduleWritePackageRestrictionsLocked(user); 18969 } 18970 } 18971 } 18972 18973 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18974 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18975 ArrayList<PreferredActivity> removed = null; 18976 boolean changed = false; 18977 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18978 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18979 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18980 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18981 continue; 18982 } 18983 Iterator<PreferredActivity> it = pir.filterIterator(); 18984 while (it.hasNext()) { 18985 PreferredActivity pa = it.next(); 18986 // Mark entry for removal only if it matches the package name 18987 // and the entry is of type "always". 18988 if (packageName == null || 18989 (pa.mPref.mComponent.getPackageName().equals(packageName) 18990 && pa.mPref.mAlways)) { 18991 if (removed == null) { 18992 removed = new ArrayList<PreferredActivity>(); 18993 } 18994 removed.add(pa); 18995 } 18996 } 18997 if (removed != null) { 18998 for (int j=0; j<removed.size(); j++) { 18999 PreferredActivity pa = removed.get(j); 19000 pir.removeFilter(pa); 19001 } 19002 changed = true; 19003 } 19004 } 19005 if (changed) { 19006 postPreferredActivityChangedBroadcast(userId); 19007 } 19008 return changed; 19009 } 19010 19011 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19012 private void clearIntentFilterVerificationsLPw(int userId) { 19013 final int packageCount = mPackages.size(); 19014 for (int i = 0; i < packageCount; i++) { 19015 PackageParser.Package pkg = mPackages.valueAt(i); 19016 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19017 } 19018 } 19019 19020 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19021 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19022 if (userId == UserHandle.USER_ALL) { 19023 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19024 sUserManager.getUserIds())) { 19025 for (int oneUserId : sUserManager.getUserIds()) { 19026 scheduleWritePackageRestrictionsLocked(oneUserId); 19027 } 19028 } 19029 } else { 19030 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19031 scheduleWritePackageRestrictionsLocked(userId); 19032 } 19033 } 19034 } 19035 19036 void clearDefaultBrowserIfNeeded(String packageName) { 19037 for (int oneUserId : sUserManager.getUserIds()) { 19038 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 19039 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 19040 if (packageName.equals(defaultBrowserPackageName)) { 19041 setDefaultBrowserPackageName(null, oneUserId); 19042 } 19043 } 19044 } 19045 19046 @Override 19047 public void resetApplicationPreferences(int userId) { 19048 mContext.enforceCallingOrSelfPermission( 19049 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19050 final long identity = Binder.clearCallingIdentity(); 19051 // writer 19052 try { 19053 synchronized (mPackages) { 19054 clearPackagePreferredActivitiesLPw(null, userId); 19055 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19056 // TODO: We have to reset the default SMS and Phone. This requires 19057 // significant refactoring to keep all default apps in the package 19058 // manager (cleaner but more work) or have the services provide 19059 // callbacks to the package manager to request a default app reset. 19060 applyFactoryDefaultBrowserLPw(userId); 19061 clearIntentFilterVerificationsLPw(userId); 19062 primeDomainVerificationsLPw(userId); 19063 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19064 scheduleWritePackageRestrictionsLocked(userId); 19065 } 19066 resetNetworkPolicies(userId); 19067 } finally { 19068 Binder.restoreCallingIdentity(identity); 19069 } 19070 } 19071 19072 @Override 19073 public int getPreferredActivities(List<IntentFilter> outFilters, 19074 List<ComponentName> outActivities, String packageName) { 19075 19076 int num = 0; 19077 final int userId = UserHandle.getCallingUserId(); 19078 // reader 19079 synchronized (mPackages) { 19080 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19081 if (pir != null) { 19082 final Iterator<PreferredActivity> it = pir.filterIterator(); 19083 while (it.hasNext()) { 19084 final PreferredActivity pa = it.next(); 19085 if (packageName == null 19086 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19087 && pa.mPref.mAlways)) { 19088 if (outFilters != null) { 19089 outFilters.add(new IntentFilter(pa)); 19090 } 19091 if (outActivities != null) { 19092 outActivities.add(pa.mPref.mComponent); 19093 } 19094 } 19095 } 19096 } 19097 } 19098 19099 return num; 19100 } 19101 19102 @Override 19103 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19104 int userId) { 19105 int callingUid = Binder.getCallingUid(); 19106 if (callingUid != Process.SYSTEM_UID) { 19107 throw new SecurityException( 19108 "addPersistentPreferredActivity can only be run by the system"); 19109 } 19110 if (filter.countActions() == 0) { 19111 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19112 return; 19113 } 19114 synchronized (mPackages) { 19115 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19116 ":"); 19117 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19118 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19119 new PersistentPreferredActivity(filter, activity)); 19120 scheduleWritePackageRestrictionsLocked(userId); 19121 postPreferredActivityChangedBroadcast(userId); 19122 } 19123 } 19124 19125 @Override 19126 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19127 int callingUid = Binder.getCallingUid(); 19128 if (callingUid != Process.SYSTEM_UID) { 19129 throw new SecurityException( 19130 "clearPackagePersistentPreferredActivities can only be run by the system"); 19131 } 19132 ArrayList<PersistentPreferredActivity> removed = null; 19133 boolean changed = false; 19134 synchronized (mPackages) { 19135 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19136 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19137 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19138 .valueAt(i); 19139 if (userId != thisUserId) { 19140 continue; 19141 } 19142 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19143 while (it.hasNext()) { 19144 PersistentPreferredActivity ppa = it.next(); 19145 // Mark entry for removal only if it matches the package name. 19146 if (ppa.mComponent.getPackageName().equals(packageName)) { 19147 if (removed == null) { 19148 removed = new ArrayList<PersistentPreferredActivity>(); 19149 } 19150 removed.add(ppa); 19151 } 19152 } 19153 if (removed != null) { 19154 for (int j=0; j<removed.size(); j++) { 19155 PersistentPreferredActivity ppa = removed.get(j); 19156 ppir.removeFilter(ppa); 19157 } 19158 changed = true; 19159 } 19160 } 19161 19162 if (changed) { 19163 scheduleWritePackageRestrictionsLocked(userId); 19164 postPreferredActivityChangedBroadcast(userId); 19165 } 19166 } 19167 } 19168 19169 /** 19170 * Common machinery for picking apart a restored XML blob and passing 19171 * it to a caller-supplied functor to be applied to the running system. 19172 */ 19173 private void restoreFromXml(XmlPullParser parser, int userId, 19174 String expectedStartTag, BlobXmlRestorer functor) 19175 throws IOException, XmlPullParserException { 19176 int type; 19177 while ((type = parser.next()) != XmlPullParser.START_TAG 19178 && type != XmlPullParser.END_DOCUMENT) { 19179 } 19180 if (type != XmlPullParser.START_TAG) { 19181 // oops didn't find a start tag?! 19182 if (DEBUG_BACKUP) { 19183 Slog.e(TAG, "Didn't find start tag during restore"); 19184 } 19185 return; 19186 } 19187Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19188 // this is supposed to be TAG_PREFERRED_BACKUP 19189 if (!expectedStartTag.equals(parser.getName())) { 19190 if (DEBUG_BACKUP) { 19191 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19192 } 19193 return; 19194 } 19195 19196 // skip interfering stuff, then we're aligned with the backing implementation 19197 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19198Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19199 functor.apply(parser, userId); 19200 } 19201 19202 private interface BlobXmlRestorer { 19203 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19204 } 19205 19206 /** 19207 * Non-Binder method, support for the backup/restore mechanism: write the 19208 * full set of preferred activities in its canonical XML format. Returns the 19209 * XML output as a byte array, or null if there is none. 19210 */ 19211 @Override 19212 public byte[] getPreferredActivityBackup(int userId) { 19213 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19214 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19215 } 19216 19217 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19218 try { 19219 final XmlSerializer serializer = new FastXmlSerializer(); 19220 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19221 serializer.startDocument(null, true); 19222 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19223 19224 synchronized (mPackages) { 19225 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19226 } 19227 19228 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19229 serializer.endDocument(); 19230 serializer.flush(); 19231 } catch (Exception e) { 19232 if (DEBUG_BACKUP) { 19233 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19234 } 19235 return null; 19236 } 19237 19238 return dataStream.toByteArray(); 19239 } 19240 19241 @Override 19242 public void restorePreferredActivities(byte[] backup, int userId) { 19243 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19244 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19245 } 19246 19247 try { 19248 final XmlPullParser parser = Xml.newPullParser(); 19249 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19250 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19251 new BlobXmlRestorer() { 19252 @Override 19253 public void apply(XmlPullParser parser, int userId) 19254 throws XmlPullParserException, IOException { 19255 synchronized (mPackages) { 19256 mSettings.readPreferredActivitiesLPw(parser, userId); 19257 } 19258 } 19259 } ); 19260 } catch (Exception e) { 19261 if (DEBUG_BACKUP) { 19262 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19263 } 19264 } 19265 } 19266 19267 /** 19268 * Non-Binder method, support for the backup/restore mechanism: write the 19269 * default browser (etc) settings in its canonical XML format. Returns the default 19270 * browser XML representation as a byte array, or null if there is none. 19271 */ 19272 @Override 19273 public byte[] getDefaultAppsBackup(int userId) { 19274 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19275 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19276 } 19277 19278 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19279 try { 19280 final XmlSerializer serializer = new FastXmlSerializer(); 19281 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19282 serializer.startDocument(null, true); 19283 serializer.startTag(null, TAG_DEFAULT_APPS); 19284 19285 synchronized (mPackages) { 19286 mSettings.writeDefaultAppsLPr(serializer, userId); 19287 } 19288 19289 serializer.endTag(null, TAG_DEFAULT_APPS); 19290 serializer.endDocument(); 19291 serializer.flush(); 19292 } catch (Exception e) { 19293 if (DEBUG_BACKUP) { 19294 Slog.e(TAG, "Unable to write default apps for backup", e); 19295 } 19296 return null; 19297 } 19298 19299 return dataStream.toByteArray(); 19300 } 19301 19302 @Override 19303 public void restoreDefaultApps(byte[] backup, int userId) { 19304 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19305 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19306 } 19307 19308 try { 19309 final XmlPullParser parser = Xml.newPullParser(); 19310 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19311 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19312 new BlobXmlRestorer() { 19313 @Override 19314 public void apply(XmlPullParser parser, int userId) 19315 throws XmlPullParserException, IOException { 19316 synchronized (mPackages) { 19317 mSettings.readDefaultAppsLPw(parser, userId); 19318 } 19319 } 19320 } ); 19321 } catch (Exception e) { 19322 if (DEBUG_BACKUP) { 19323 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19324 } 19325 } 19326 } 19327 19328 @Override 19329 public byte[] getIntentFilterVerificationBackup(int userId) { 19330 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19331 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19332 } 19333 19334 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19335 try { 19336 final XmlSerializer serializer = new FastXmlSerializer(); 19337 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19338 serializer.startDocument(null, true); 19339 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19340 19341 synchronized (mPackages) { 19342 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19343 } 19344 19345 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19346 serializer.endDocument(); 19347 serializer.flush(); 19348 } catch (Exception e) { 19349 if (DEBUG_BACKUP) { 19350 Slog.e(TAG, "Unable to write default apps for backup", e); 19351 } 19352 return null; 19353 } 19354 19355 return dataStream.toByteArray(); 19356 } 19357 19358 @Override 19359 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19360 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19361 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19362 } 19363 19364 try { 19365 final XmlPullParser parser = Xml.newPullParser(); 19366 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19367 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19368 new BlobXmlRestorer() { 19369 @Override 19370 public void apply(XmlPullParser parser, int userId) 19371 throws XmlPullParserException, IOException { 19372 synchronized (mPackages) { 19373 mSettings.readAllDomainVerificationsLPr(parser, userId); 19374 mSettings.writeLPr(); 19375 } 19376 } 19377 } ); 19378 } catch (Exception e) { 19379 if (DEBUG_BACKUP) { 19380 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19381 } 19382 } 19383 } 19384 19385 @Override 19386 public byte[] getPermissionGrantBackup(int userId) { 19387 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19388 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19389 } 19390 19391 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19392 try { 19393 final XmlSerializer serializer = new FastXmlSerializer(); 19394 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19395 serializer.startDocument(null, true); 19396 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19397 19398 synchronized (mPackages) { 19399 serializeRuntimePermissionGrantsLPr(serializer, userId); 19400 } 19401 19402 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19403 serializer.endDocument(); 19404 serializer.flush(); 19405 } catch (Exception e) { 19406 if (DEBUG_BACKUP) { 19407 Slog.e(TAG, "Unable to write default apps for backup", e); 19408 } 19409 return null; 19410 } 19411 19412 return dataStream.toByteArray(); 19413 } 19414 19415 @Override 19416 public void restorePermissionGrants(byte[] backup, int userId) { 19417 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19418 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19419 } 19420 19421 try { 19422 final XmlPullParser parser = Xml.newPullParser(); 19423 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19424 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19425 new BlobXmlRestorer() { 19426 @Override 19427 public void apply(XmlPullParser parser, int userId) 19428 throws XmlPullParserException, IOException { 19429 synchronized (mPackages) { 19430 processRestoredPermissionGrantsLPr(parser, userId); 19431 } 19432 } 19433 } ); 19434 } catch (Exception e) { 19435 if (DEBUG_BACKUP) { 19436 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19437 } 19438 } 19439 } 19440 19441 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19442 throws IOException { 19443 serializer.startTag(null, TAG_ALL_GRANTS); 19444 19445 final int N = mSettings.mPackages.size(); 19446 for (int i = 0; i < N; i++) { 19447 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19448 boolean pkgGrantsKnown = false; 19449 19450 PermissionsState packagePerms = ps.getPermissionsState(); 19451 19452 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19453 final int grantFlags = state.getFlags(); 19454 // only look at grants that are not system/policy fixed 19455 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19456 final boolean isGranted = state.isGranted(); 19457 // And only back up the user-twiddled state bits 19458 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19459 final String packageName = mSettings.mPackages.keyAt(i); 19460 if (!pkgGrantsKnown) { 19461 serializer.startTag(null, TAG_GRANT); 19462 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19463 pkgGrantsKnown = true; 19464 } 19465 19466 final boolean userSet = 19467 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19468 final boolean userFixed = 19469 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19470 final boolean revoke = 19471 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19472 19473 serializer.startTag(null, TAG_PERMISSION); 19474 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19475 if (isGranted) { 19476 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19477 } 19478 if (userSet) { 19479 serializer.attribute(null, ATTR_USER_SET, "true"); 19480 } 19481 if (userFixed) { 19482 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19483 } 19484 if (revoke) { 19485 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19486 } 19487 serializer.endTag(null, TAG_PERMISSION); 19488 } 19489 } 19490 } 19491 19492 if (pkgGrantsKnown) { 19493 serializer.endTag(null, TAG_GRANT); 19494 } 19495 } 19496 19497 serializer.endTag(null, TAG_ALL_GRANTS); 19498 } 19499 19500 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19501 throws XmlPullParserException, IOException { 19502 String pkgName = null; 19503 int outerDepth = parser.getDepth(); 19504 int type; 19505 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19506 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19507 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19508 continue; 19509 } 19510 19511 final String tagName = parser.getName(); 19512 if (tagName.equals(TAG_GRANT)) { 19513 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19514 if (DEBUG_BACKUP) { 19515 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19516 } 19517 } else if (tagName.equals(TAG_PERMISSION)) { 19518 19519 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19520 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19521 19522 int newFlagSet = 0; 19523 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19524 newFlagSet |= FLAG_PERMISSION_USER_SET; 19525 } 19526 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19527 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19528 } 19529 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19530 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19531 } 19532 if (DEBUG_BACKUP) { 19533 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 19534 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 19535 } 19536 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19537 if (ps != null) { 19538 // Already installed so we apply the grant immediately 19539 if (DEBUG_BACKUP) { 19540 Slog.v(TAG, " + already installed; applying"); 19541 } 19542 PermissionsState perms = ps.getPermissionsState(); 19543 BasePermission bp = mSettings.mPermissions.get(permName); 19544 if (bp != null) { 19545 if (isGranted) { 19546 perms.grantRuntimePermission(bp, userId); 19547 } 19548 if (newFlagSet != 0) { 19549 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19550 } 19551 } 19552 } else { 19553 // Need to wait for post-restore install to apply the grant 19554 if (DEBUG_BACKUP) { 19555 Slog.v(TAG, " - not yet installed; saving for later"); 19556 } 19557 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19558 isGranted, newFlagSet, userId); 19559 } 19560 } else { 19561 PackageManagerService.reportSettingsProblem(Log.WARN, 19562 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19563 XmlUtils.skipCurrentTag(parser); 19564 } 19565 } 19566 19567 scheduleWriteSettingsLocked(); 19568 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19569 } 19570 19571 @Override 19572 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19573 int sourceUserId, int targetUserId, int flags) { 19574 mContext.enforceCallingOrSelfPermission( 19575 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19576 int callingUid = Binder.getCallingUid(); 19577 enforceOwnerRights(ownerPackage, callingUid); 19578 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19579 if (intentFilter.countActions() == 0) { 19580 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19581 return; 19582 } 19583 synchronized (mPackages) { 19584 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19585 ownerPackage, targetUserId, flags); 19586 CrossProfileIntentResolver resolver = 19587 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19588 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19589 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19590 if (existing != null) { 19591 int size = existing.size(); 19592 for (int i = 0; i < size; i++) { 19593 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19594 return; 19595 } 19596 } 19597 } 19598 resolver.addFilter(newFilter); 19599 scheduleWritePackageRestrictionsLocked(sourceUserId); 19600 } 19601 } 19602 19603 @Override 19604 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19605 mContext.enforceCallingOrSelfPermission( 19606 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19607 int callingUid = Binder.getCallingUid(); 19608 enforceOwnerRights(ownerPackage, callingUid); 19609 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19610 synchronized (mPackages) { 19611 CrossProfileIntentResolver resolver = 19612 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19613 ArraySet<CrossProfileIntentFilter> set = 19614 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19615 for (CrossProfileIntentFilter filter : set) { 19616 if (filter.getOwnerPackage().equals(ownerPackage)) { 19617 resolver.removeFilter(filter); 19618 } 19619 } 19620 scheduleWritePackageRestrictionsLocked(sourceUserId); 19621 } 19622 } 19623 19624 // Enforcing that callingUid is owning pkg on userId 19625 private void enforceOwnerRights(String pkg, int callingUid) { 19626 // The system owns everything. 19627 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19628 return; 19629 } 19630 int callingUserId = UserHandle.getUserId(callingUid); 19631 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19632 if (pi == null) { 19633 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19634 + callingUserId); 19635 } 19636 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19637 throw new SecurityException("Calling uid " + callingUid 19638 + " does not own package " + pkg); 19639 } 19640 } 19641 19642 @Override 19643 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19644 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19645 } 19646 19647 private Intent getHomeIntent() { 19648 Intent intent = new Intent(Intent.ACTION_MAIN); 19649 intent.addCategory(Intent.CATEGORY_HOME); 19650 intent.addCategory(Intent.CATEGORY_DEFAULT); 19651 return intent; 19652 } 19653 19654 private IntentFilter getHomeFilter() { 19655 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19656 filter.addCategory(Intent.CATEGORY_HOME); 19657 filter.addCategory(Intent.CATEGORY_DEFAULT); 19658 return filter; 19659 } 19660 19661 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19662 int userId) { 19663 Intent intent = getHomeIntent(); 19664 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19665 PackageManager.GET_META_DATA, userId); 19666 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19667 true, false, false, userId); 19668 19669 allHomeCandidates.clear(); 19670 if (list != null) { 19671 for (ResolveInfo ri : list) { 19672 allHomeCandidates.add(ri); 19673 } 19674 } 19675 return (preferred == null || preferred.activityInfo == null) 19676 ? null 19677 : new ComponentName(preferred.activityInfo.packageName, 19678 preferred.activityInfo.name); 19679 } 19680 19681 @Override 19682 public void setHomeActivity(ComponentName comp, int userId) { 19683 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19684 getHomeActivitiesAsUser(homeActivities, userId); 19685 19686 boolean found = false; 19687 19688 final int size = homeActivities.size(); 19689 final ComponentName[] set = new ComponentName[size]; 19690 for (int i = 0; i < size; i++) { 19691 final ResolveInfo candidate = homeActivities.get(i); 19692 final ActivityInfo info = candidate.activityInfo; 19693 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19694 set[i] = activityName; 19695 if (!found && activityName.equals(comp)) { 19696 found = true; 19697 } 19698 } 19699 if (!found) { 19700 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19701 + userId); 19702 } 19703 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19704 set, comp, userId); 19705 } 19706 19707 private @Nullable String getSetupWizardPackageName() { 19708 final Intent intent = new Intent(Intent.ACTION_MAIN); 19709 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19710 19711 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19712 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19713 | MATCH_DISABLED_COMPONENTS, 19714 UserHandle.myUserId()); 19715 if (matches.size() == 1) { 19716 return matches.get(0).getComponentInfo().packageName; 19717 } else { 19718 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19719 + ": matches=" + matches); 19720 return null; 19721 } 19722 } 19723 19724 private @Nullable String getStorageManagerPackageName() { 19725 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19726 19727 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19728 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19729 | MATCH_DISABLED_COMPONENTS, 19730 UserHandle.myUserId()); 19731 if (matches.size() == 1) { 19732 return matches.get(0).getComponentInfo().packageName; 19733 } else { 19734 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19735 + matches.size() + ": matches=" + matches); 19736 return null; 19737 } 19738 } 19739 19740 @Override 19741 public void setApplicationEnabledSetting(String appPackageName, 19742 int newState, int flags, int userId, String callingPackage) { 19743 if (!sUserManager.exists(userId)) return; 19744 if (callingPackage == null) { 19745 callingPackage = Integer.toString(Binder.getCallingUid()); 19746 } 19747 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19748 } 19749 19750 @Override 19751 public void setComponentEnabledSetting(ComponentName componentName, 19752 int newState, int flags, int userId) { 19753 if (!sUserManager.exists(userId)) return; 19754 setEnabledSetting(componentName.getPackageName(), 19755 componentName.getClassName(), newState, flags, userId, null); 19756 } 19757 19758 private void setEnabledSetting(final String packageName, String className, int newState, 19759 final int flags, int userId, String callingPackage) { 19760 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19761 || newState == COMPONENT_ENABLED_STATE_ENABLED 19762 || newState == COMPONENT_ENABLED_STATE_DISABLED 19763 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19764 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19765 throw new IllegalArgumentException("Invalid new component state: " 19766 + newState); 19767 } 19768 PackageSetting pkgSetting; 19769 final int uid = Binder.getCallingUid(); 19770 final int permission; 19771 if (uid == Process.SYSTEM_UID) { 19772 permission = PackageManager.PERMISSION_GRANTED; 19773 } else { 19774 permission = mContext.checkCallingOrSelfPermission( 19775 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19776 } 19777 enforceCrossUserPermission(uid, userId, 19778 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19779 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19780 boolean sendNow = false; 19781 boolean isApp = (className == null); 19782 String componentName = isApp ? packageName : className; 19783 int packageUid = -1; 19784 ArrayList<String> components; 19785 19786 // writer 19787 synchronized (mPackages) { 19788 pkgSetting = mSettings.mPackages.get(packageName); 19789 if (pkgSetting == null) { 19790 if (className == null) { 19791 throw new IllegalArgumentException("Unknown package: " + packageName); 19792 } 19793 throw new IllegalArgumentException( 19794 "Unknown component: " + packageName + "/" + className); 19795 } 19796 } 19797 19798 // Limit who can change which apps 19799 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 19800 // Don't allow apps that don't have permission to modify other apps 19801 if (!allowedByPermission) { 19802 throw new SecurityException( 19803 "Permission Denial: attempt to change component state from pid=" 19804 + Binder.getCallingPid() 19805 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 19806 } 19807 // Don't allow changing protected packages. 19808 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19809 throw new SecurityException("Cannot disable a protected package: " + packageName); 19810 } 19811 } 19812 19813 synchronized (mPackages) { 19814 if (uid == Process.SHELL_UID 19815 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19816 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19817 // unless it is a test package. 19818 int oldState = pkgSetting.getEnabled(userId); 19819 if (className == null 19820 && 19821 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19822 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19823 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19824 && 19825 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19826 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19827 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19828 // ok 19829 } else { 19830 throw new SecurityException( 19831 "Shell cannot change component state for " + packageName + "/" 19832 + className + " to " + newState); 19833 } 19834 } 19835 if (className == null) { 19836 // We're dealing with an application/package level state change 19837 if (pkgSetting.getEnabled(userId) == newState) { 19838 // Nothing to do 19839 return; 19840 } 19841 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19842 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19843 // Don't care about who enables an app. 19844 callingPackage = null; 19845 } 19846 pkgSetting.setEnabled(newState, userId, callingPackage); 19847 // pkgSetting.pkg.mSetEnabled = newState; 19848 } else { 19849 // We're dealing with a component level state change 19850 // First, verify that this is a valid class name. 19851 PackageParser.Package pkg = pkgSetting.pkg; 19852 if (pkg == null || !pkg.hasComponentClassName(className)) { 19853 if (pkg != null && 19854 pkg.applicationInfo.targetSdkVersion >= 19855 Build.VERSION_CODES.JELLY_BEAN) { 19856 throw new IllegalArgumentException("Component class " + className 19857 + " does not exist in " + packageName); 19858 } else { 19859 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19860 + className + " does not exist in " + packageName); 19861 } 19862 } 19863 switch (newState) { 19864 case COMPONENT_ENABLED_STATE_ENABLED: 19865 if (!pkgSetting.enableComponentLPw(className, userId)) { 19866 return; 19867 } 19868 break; 19869 case COMPONENT_ENABLED_STATE_DISABLED: 19870 if (!pkgSetting.disableComponentLPw(className, userId)) { 19871 return; 19872 } 19873 break; 19874 case COMPONENT_ENABLED_STATE_DEFAULT: 19875 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19876 return; 19877 } 19878 break; 19879 default: 19880 Slog.e(TAG, "Invalid new component state: " + newState); 19881 return; 19882 } 19883 } 19884 scheduleWritePackageRestrictionsLocked(userId); 19885 updateSequenceNumberLP(packageName, new int[] { userId }); 19886 components = mPendingBroadcasts.get(userId, packageName); 19887 final boolean newPackage = components == null; 19888 if (newPackage) { 19889 components = new ArrayList<String>(); 19890 } 19891 if (!components.contains(componentName)) { 19892 components.add(componentName); 19893 } 19894 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19895 sendNow = true; 19896 // Purge entry from pending broadcast list if another one exists already 19897 // since we are sending one right away. 19898 mPendingBroadcasts.remove(userId, packageName); 19899 } else { 19900 if (newPackage) { 19901 mPendingBroadcasts.put(userId, packageName, components); 19902 } 19903 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19904 // Schedule a message 19905 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19906 } 19907 } 19908 } 19909 19910 long callingId = Binder.clearCallingIdentity(); 19911 try { 19912 if (sendNow) { 19913 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19914 sendPackageChangedBroadcast(packageName, 19915 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19916 } 19917 } finally { 19918 Binder.restoreCallingIdentity(callingId); 19919 } 19920 } 19921 19922 @Override 19923 public void flushPackageRestrictionsAsUser(int userId) { 19924 if (!sUserManager.exists(userId)) { 19925 return; 19926 } 19927 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19928 false /* checkShell */, "flushPackageRestrictions"); 19929 synchronized (mPackages) { 19930 mSettings.writePackageRestrictionsLPr(userId); 19931 mDirtyUsers.remove(userId); 19932 if (mDirtyUsers.isEmpty()) { 19933 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19934 } 19935 } 19936 } 19937 19938 private void sendPackageChangedBroadcast(String packageName, 19939 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19940 if (DEBUG_INSTALL) 19941 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19942 + componentNames); 19943 Bundle extras = new Bundle(4); 19944 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19945 String nameList[] = new String[componentNames.size()]; 19946 componentNames.toArray(nameList); 19947 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19948 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19949 extras.putInt(Intent.EXTRA_UID, packageUid); 19950 // If this is not reporting a change of the overall package, then only send it 19951 // to registered receivers. We don't want to launch a swath of apps for every 19952 // little component state change. 19953 final int flags = !componentNames.contains(packageName) 19954 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19955 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19956 new int[] {UserHandle.getUserId(packageUid)}); 19957 } 19958 19959 @Override 19960 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19961 if (!sUserManager.exists(userId)) return; 19962 final int uid = Binder.getCallingUid(); 19963 final int permission = mContext.checkCallingOrSelfPermission( 19964 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19965 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19966 enforceCrossUserPermission(uid, userId, 19967 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19968 // writer 19969 synchronized (mPackages) { 19970 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19971 allowedByPermission, uid, userId)) { 19972 scheduleWritePackageRestrictionsLocked(userId); 19973 } 19974 } 19975 } 19976 19977 @Override 19978 public String getInstallerPackageName(String packageName) { 19979 // reader 19980 synchronized (mPackages) { 19981 return mSettings.getInstallerPackageNameLPr(packageName); 19982 } 19983 } 19984 19985 public boolean isOrphaned(String packageName) { 19986 // reader 19987 synchronized (mPackages) { 19988 return mSettings.isOrphaned(packageName); 19989 } 19990 } 19991 19992 @Override 19993 public int getApplicationEnabledSetting(String packageName, int userId) { 19994 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19995 int uid = Binder.getCallingUid(); 19996 enforceCrossUserPermission(uid, userId, 19997 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19998 // reader 19999 synchronized (mPackages) { 20000 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20001 } 20002 } 20003 20004 @Override 20005 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 20006 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20007 int uid = Binder.getCallingUid(); 20008 enforceCrossUserPermission(uid, userId, 20009 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 20010 // reader 20011 synchronized (mPackages) { 20012 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 20013 } 20014 } 20015 20016 @Override 20017 public void enterSafeMode() { 20018 enforceSystemOrRoot("Only the system can request entering safe mode"); 20019 20020 if (!mSystemReady) { 20021 mSafeMode = true; 20022 } 20023 } 20024 20025 @Override 20026 public void systemReady() { 20027 mSystemReady = true; 20028 20029 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20030 // disabled after already being started. 20031 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20032 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20033 20034 // Read the compatibilty setting when the system is ready. 20035 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20036 mContext.getContentResolver(), 20037 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20038 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20039 if (DEBUG_SETTINGS) { 20040 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20041 } 20042 20043 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20044 20045 synchronized (mPackages) { 20046 // Verify that all of the preferred activity components actually 20047 // exist. It is possible for applications to be updated and at 20048 // that point remove a previously declared activity component that 20049 // had been set as a preferred activity. We try to clean this up 20050 // the next time we encounter that preferred activity, but it is 20051 // possible for the user flow to never be able to return to that 20052 // situation so here we do a sanity check to make sure we haven't 20053 // left any junk around. 20054 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20055 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20056 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20057 removed.clear(); 20058 for (PreferredActivity pa : pir.filterSet()) { 20059 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20060 removed.add(pa); 20061 } 20062 } 20063 if (removed.size() > 0) { 20064 for (int r=0; r<removed.size(); r++) { 20065 PreferredActivity pa = removed.get(r); 20066 Slog.w(TAG, "Removing dangling preferred activity: " 20067 + pa.mPref.mComponent); 20068 pir.removeFilter(pa); 20069 } 20070 mSettings.writePackageRestrictionsLPr( 20071 mSettings.mPreferredActivities.keyAt(i)); 20072 } 20073 } 20074 20075 for (int userId : UserManagerService.getInstance().getUserIds()) { 20076 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20077 grantPermissionsUserIds = ArrayUtils.appendInt( 20078 grantPermissionsUserIds, userId); 20079 } 20080 } 20081 } 20082 sUserManager.systemReady(); 20083 20084 // If we upgraded grant all default permissions before kicking off. 20085 for (int userId : grantPermissionsUserIds) { 20086 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20087 } 20088 20089 // If we did not grant default permissions, we preload from this the 20090 // default permission exceptions lazily to ensure we don't hit the 20091 // disk on a new user creation. 20092 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20093 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20094 } 20095 20096 // Kick off any messages waiting for system ready 20097 if (mPostSystemReadyMessages != null) { 20098 for (Message msg : mPostSystemReadyMessages) { 20099 msg.sendToTarget(); 20100 } 20101 mPostSystemReadyMessages = null; 20102 } 20103 20104 // Watch for external volumes that come and go over time 20105 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20106 storage.registerListener(mStorageListener); 20107 20108 mInstallerService.systemReady(); 20109 mPackageDexOptimizer.systemReady(); 20110 20111 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20112 StorageManagerInternal.class); 20113 StorageManagerInternal.addExternalStoragePolicy( 20114 new StorageManagerInternal.ExternalStorageMountPolicy() { 20115 @Override 20116 public int getMountMode(int uid, String packageName) { 20117 if (Process.isIsolated(uid)) { 20118 return Zygote.MOUNT_EXTERNAL_NONE; 20119 } 20120 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20121 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20122 } 20123 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20124 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20125 } 20126 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20127 return Zygote.MOUNT_EXTERNAL_READ; 20128 } 20129 return Zygote.MOUNT_EXTERNAL_WRITE; 20130 } 20131 20132 @Override 20133 public boolean hasExternalStorage(int uid, String packageName) { 20134 return true; 20135 } 20136 }); 20137 20138 // Now that we're mostly running, clean up stale users and apps 20139 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20140 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20141 20142 if (mPrivappPermissionsViolations != null) { 20143 Slog.wtf(TAG,"Signature|privileged permissions not in " 20144 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 20145 mPrivappPermissionsViolations = null; 20146 } 20147 } 20148 20149 @Override 20150 public boolean isSafeMode() { 20151 return mSafeMode; 20152 } 20153 20154 @Override 20155 public boolean hasSystemUidErrors() { 20156 return mHasSystemUidErrors; 20157 } 20158 20159 static String arrayToString(int[] array) { 20160 StringBuffer buf = new StringBuffer(128); 20161 buf.append('['); 20162 if (array != null) { 20163 for (int i=0; i<array.length; i++) { 20164 if (i > 0) buf.append(", "); 20165 buf.append(array[i]); 20166 } 20167 } 20168 buf.append(']'); 20169 return buf.toString(); 20170 } 20171 20172 static class DumpState { 20173 public static final int DUMP_LIBS = 1 << 0; 20174 public static final int DUMP_FEATURES = 1 << 1; 20175 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 20176 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 20177 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 20178 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 20179 public static final int DUMP_PERMISSIONS = 1 << 6; 20180 public static final int DUMP_PACKAGES = 1 << 7; 20181 public static final int DUMP_SHARED_USERS = 1 << 8; 20182 public static final int DUMP_MESSAGES = 1 << 9; 20183 public static final int DUMP_PROVIDERS = 1 << 10; 20184 public static final int DUMP_VERIFIERS = 1 << 11; 20185 public static final int DUMP_PREFERRED = 1 << 12; 20186 public static final int DUMP_PREFERRED_XML = 1 << 13; 20187 public static final int DUMP_KEYSETS = 1 << 14; 20188 public static final int DUMP_VERSION = 1 << 15; 20189 public static final int DUMP_INSTALLS = 1 << 16; 20190 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 20191 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 20192 public static final int DUMP_FROZEN = 1 << 19; 20193 public static final int DUMP_DEXOPT = 1 << 20; 20194 public static final int DUMP_COMPILER_STATS = 1 << 21; 20195 20196 public static final int OPTION_SHOW_FILTERS = 1 << 0; 20197 20198 private int mTypes; 20199 20200 private int mOptions; 20201 20202 private boolean mTitlePrinted; 20203 20204 private SharedUserSetting mSharedUser; 20205 20206 public boolean isDumping(int type) { 20207 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 20208 return true; 20209 } 20210 20211 return (mTypes & type) != 0; 20212 } 20213 20214 public void setDump(int type) { 20215 mTypes |= type; 20216 } 20217 20218 public boolean isOptionEnabled(int option) { 20219 return (mOptions & option) != 0; 20220 } 20221 20222 public void setOptionEnabled(int option) { 20223 mOptions |= option; 20224 } 20225 20226 public boolean onTitlePrinted() { 20227 final boolean printed = mTitlePrinted; 20228 mTitlePrinted = true; 20229 return printed; 20230 } 20231 20232 public boolean getTitlePrinted() { 20233 return mTitlePrinted; 20234 } 20235 20236 public void setTitlePrinted(boolean enabled) { 20237 mTitlePrinted = enabled; 20238 } 20239 20240 public SharedUserSetting getSharedUser() { 20241 return mSharedUser; 20242 } 20243 20244 public void setSharedUser(SharedUserSetting user) { 20245 mSharedUser = user; 20246 } 20247 } 20248 20249 @Override 20250 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20251 FileDescriptor err, String[] args, ShellCallback callback, 20252 ResultReceiver resultReceiver) { 20253 (new PackageManagerShellCommand(this)).exec( 20254 this, in, out, err, args, callback, resultReceiver); 20255 } 20256 20257 @Override 20258 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20259 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 20260 != PackageManager.PERMISSION_GRANTED) { 20261 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 20262 + Binder.getCallingPid() 20263 + ", uid=" + Binder.getCallingUid() 20264 + " without permission " 20265 + android.Manifest.permission.DUMP); 20266 return; 20267 } 20268 20269 DumpState dumpState = new DumpState(); 20270 boolean fullPreferred = false; 20271 boolean checkin = false; 20272 20273 String packageName = null; 20274 ArraySet<String> permissionNames = null; 20275 20276 int opti = 0; 20277 while (opti < args.length) { 20278 String opt = args[opti]; 20279 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20280 break; 20281 } 20282 opti++; 20283 20284 if ("-a".equals(opt)) { 20285 // Right now we only know how to print all. 20286 } else if ("-h".equals(opt)) { 20287 pw.println("Package manager dump options:"); 20288 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20289 pw.println(" --checkin: dump for a checkin"); 20290 pw.println(" -f: print details of intent filters"); 20291 pw.println(" -h: print this help"); 20292 pw.println(" cmd may be one of:"); 20293 pw.println(" l[ibraries]: list known shared libraries"); 20294 pw.println(" f[eatures]: list device features"); 20295 pw.println(" k[eysets]: print known keysets"); 20296 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20297 pw.println(" perm[issions]: dump permissions"); 20298 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20299 pw.println(" pref[erred]: print preferred package settings"); 20300 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20301 pw.println(" prov[iders]: dump content providers"); 20302 pw.println(" p[ackages]: dump installed packages"); 20303 pw.println(" s[hared-users]: dump shared user IDs"); 20304 pw.println(" m[essages]: print collected runtime messages"); 20305 pw.println(" v[erifiers]: print package verifier info"); 20306 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20307 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20308 pw.println(" version: print database version info"); 20309 pw.println(" write: write current settings now"); 20310 pw.println(" installs: details about install sessions"); 20311 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20312 pw.println(" dexopt: dump dexopt state"); 20313 pw.println(" compiler-stats: dump compiler statistics"); 20314 pw.println(" <package.name>: info about given package"); 20315 return; 20316 } else if ("--checkin".equals(opt)) { 20317 checkin = true; 20318 } else if ("-f".equals(opt)) { 20319 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20320 } else { 20321 pw.println("Unknown argument: " + opt + "; use -h for help"); 20322 } 20323 } 20324 20325 // Is the caller requesting to dump a particular piece of data? 20326 if (opti < args.length) { 20327 String cmd = args[opti]; 20328 opti++; 20329 // Is this a package name? 20330 if ("android".equals(cmd) || cmd.contains(".")) { 20331 packageName = cmd; 20332 // When dumping a single package, we always dump all of its 20333 // filter information since the amount of data will be reasonable. 20334 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20335 } else if ("check-permission".equals(cmd)) { 20336 if (opti >= args.length) { 20337 pw.println("Error: check-permission missing permission argument"); 20338 return; 20339 } 20340 String perm = args[opti]; 20341 opti++; 20342 if (opti >= args.length) { 20343 pw.println("Error: check-permission missing package argument"); 20344 return; 20345 } 20346 20347 String pkg = args[opti]; 20348 opti++; 20349 int user = UserHandle.getUserId(Binder.getCallingUid()); 20350 if (opti < args.length) { 20351 try { 20352 user = Integer.parseInt(args[opti]); 20353 } catch (NumberFormatException e) { 20354 pw.println("Error: check-permission user argument is not a number: " 20355 + args[opti]); 20356 return; 20357 } 20358 } 20359 20360 // Normalize package name to handle renamed packages and static libs 20361 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20362 20363 pw.println(checkPermission(perm, pkg, user)); 20364 return; 20365 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20366 dumpState.setDump(DumpState.DUMP_LIBS); 20367 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20368 dumpState.setDump(DumpState.DUMP_FEATURES); 20369 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20370 if (opti >= args.length) { 20371 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20372 | DumpState.DUMP_SERVICE_RESOLVERS 20373 | DumpState.DUMP_RECEIVER_RESOLVERS 20374 | DumpState.DUMP_CONTENT_RESOLVERS); 20375 } else { 20376 while (opti < args.length) { 20377 String name = args[opti]; 20378 if ("a".equals(name) || "activity".equals(name)) { 20379 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20380 } else if ("s".equals(name) || "service".equals(name)) { 20381 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20382 } else if ("r".equals(name) || "receiver".equals(name)) { 20383 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20384 } else if ("c".equals(name) || "content".equals(name)) { 20385 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20386 } else { 20387 pw.println("Error: unknown resolver table type: " + name); 20388 return; 20389 } 20390 opti++; 20391 } 20392 } 20393 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20394 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20395 } else if ("permission".equals(cmd)) { 20396 if (opti >= args.length) { 20397 pw.println("Error: permission requires permission name"); 20398 return; 20399 } 20400 permissionNames = new ArraySet<>(); 20401 while (opti < args.length) { 20402 permissionNames.add(args[opti]); 20403 opti++; 20404 } 20405 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20406 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20407 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20408 dumpState.setDump(DumpState.DUMP_PREFERRED); 20409 } else if ("preferred-xml".equals(cmd)) { 20410 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20411 if (opti < args.length && "--full".equals(args[opti])) { 20412 fullPreferred = true; 20413 opti++; 20414 } 20415 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20416 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20417 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20418 dumpState.setDump(DumpState.DUMP_PACKAGES); 20419 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20420 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20421 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20422 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20423 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20424 dumpState.setDump(DumpState.DUMP_MESSAGES); 20425 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20426 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20427 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20428 || "intent-filter-verifiers".equals(cmd)) { 20429 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20430 } else if ("version".equals(cmd)) { 20431 dumpState.setDump(DumpState.DUMP_VERSION); 20432 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20433 dumpState.setDump(DumpState.DUMP_KEYSETS); 20434 } else if ("installs".equals(cmd)) { 20435 dumpState.setDump(DumpState.DUMP_INSTALLS); 20436 } else if ("frozen".equals(cmd)) { 20437 dumpState.setDump(DumpState.DUMP_FROZEN); 20438 } else if ("dexopt".equals(cmd)) { 20439 dumpState.setDump(DumpState.DUMP_DEXOPT); 20440 } else if ("compiler-stats".equals(cmd)) { 20441 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20442 } else if ("write".equals(cmd)) { 20443 synchronized (mPackages) { 20444 mSettings.writeLPr(); 20445 pw.println("Settings written."); 20446 return; 20447 } 20448 } 20449 } 20450 20451 if (checkin) { 20452 pw.println("vers,1"); 20453 } 20454 20455 // reader 20456 synchronized (mPackages) { 20457 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20458 if (!checkin) { 20459 if (dumpState.onTitlePrinted()) 20460 pw.println(); 20461 pw.println("Database versions:"); 20462 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20463 } 20464 } 20465 20466 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20467 if (!checkin) { 20468 if (dumpState.onTitlePrinted()) 20469 pw.println(); 20470 pw.println("Verifiers:"); 20471 pw.print(" Required: "); 20472 pw.print(mRequiredVerifierPackage); 20473 pw.print(" (uid="); 20474 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20475 UserHandle.USER_SYSTEM)); 20476 pw.println(")"); 20477 } else if (mRequiredVerifierPackage != null) { 20478 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20479 pw.print(","); 20480 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20481 UserHandle.USER_SYSTEM)); 20482 } 20483 } 20484 20485 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20486 packageName == null) { 20487 if (mIntentFilterVerifierComponent != null) { 20488 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20489 if (!checkin) { 20490 if (dumpState.onTitlePrinted()) 20491 pw.println(); 20492 pw.println("Intent Filter Verifier:"); 20493 pw.print(" Using: "); 20494 pw.print(verifierPackageName); 20495 pw.print(" (uid="); 20496 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20497 UserHandle.USER_SYSTEM)); 20498 pw.println(")"); 20499 } else if (verifierPackageName != null) { 20500 pw.print("ifv,"); pw.print(verifierPackageName); 20501 pw.print(","); 20502 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20503 UserHandle.USER_SYSTEM)); 20504 } 20505 } else { 20506 pw.println(); 20507 pw.println("No Intent Filter Verifier available!"); 20508 } 20509 } 20510 20511 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20512 boolean printedHeader = false; 20513 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20514 while (it.hasNext()) { 20515 String libName = it.next(); 20516 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20517 if (versionedLib == null) { 20518 continue; 20519 } 20520 final int versionCount = versionedLib.size(); 20521 for (int i = 0; i < versionCount; i++) { 20522 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20523 if (!checkin) { 20524 if (!printedHeader) { 20525 if (dumpState.onTitlePrinted()) 20526 pw.println(); 20527 pw.println("Libraries:"); 20528 printedHeader = true; 20529 } 20530 pw.print(" "); 20531 } else { 20532 pw.print("lib,"); 20533 } 20534 pw.print(libEntry.info.getName()); 20535 if (libEntry.info.isStatic()) { 20536 pw.print(" version=" + libEntry.info.getVersion()); 20537 } 20538 if (!checkin) { 20539 pw.print(" -> "); 20540 } 20541 if (libEntry.path != null) { 20542 pw.print(" (jar) "); 20543 pw.print(libEntry.path); 20544 } else { 20545 pw.print(" (apk) "); 20546 pw.print(libEntry.apk); 20547 } 20548 pw.println(); 20549 } 20550 } 20551 } 20552 20553 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20554 if (dumpState.onTitlePrinted()) 20555 pw.println(); 20556 if (!checkin) { 20557 pw.println("Features:"); 20558 } 20559 20560 synchronized (mAvailableFeatures) { 20561 for (FeatureInfo feat : mAvailableFeatures.values()) { 20562 if (checkin) { 20563 pw.print("feat,"); 20564 pw.print(feat.name); 20565 pw.print(","); 20566 pw.println(feat.version); 20567 } else { 20568 pw.print(" "); 20569 pw.print(feat.name); 20570 if (feat.version > 0) { 20571 pw.print(" version="); 20572 pw.print(feat.version); 20573 } 20574 pw.println(); 20575 } 20576 } 20577 } 20578 } 20579 20580 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20581 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20582 : "Activity Resolver Table:", " ", packageName, 20583 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20584 dumpState.setTitlePrinted(true); 20585 } 20586 } 20587 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20588 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20589 : "Receiver Resolver Table:", " ", packageName, 20590 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20591 dumpState.setTitlePrinted(true); 20592 } 20593 } 20594 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20595 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20596 : "Service Resolver Table:", " ", packageName, 20597 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20598 dumpState.setTitlePrinted(true); 20599 } 20600 } 20601 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20602 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20603 : "Provider Resolver Table:", " ", packageName, 20604 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20605 dumpState.setTitlePrinted(true); 20606 } 20607 } 20608 20609 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20610 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20611 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20612 int user = mSettings.mPreferredActivities.keyAt(i); 20613 if (pir.dump(pw, 20614 dumpState.getTitlePrinted() 20615 ? "\nPreferred Activities User " + user + ":" 20616 : "Preferred Activities User " + user + ":", " ", 20617 packageName, true, false)) { 20618 dumpState.setTitlePrinted(true); 20619 } 20620 } 20621 } 20622 20623 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20624 pw.flush(); 20625 FileOutputStream fout = new FileOutputStream(fd); 20626 BufferedOutputStream str = new BufferedOutputStream(fout); 20627 XmlSerializer serializer = new FastXmlSerializer(); 20628 try { 20629 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20630 serializer.startDocument(null, true); 20631 serializer.setFeature( 20632 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20633 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20634 serializer.endDocument(); 20635 serializer.flush(); 20636 } catch (IllegalArgumentException e) { 20637 pw.println("Failed writing: " + e); 20638 } catch (IllegalStateException e) { 20639 pw.println("Failed writing: " + e); 20640 } catch (IOException e) { 20641 pw.println("Failed writing: " + e); 20642 } 20643 } 20644 20645 if (!checkin 20646 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20647 && packageName == null) { 20648 pw.println(); 20649 int count = mSettings.mPackages.size(); 20650 if (count == 0) { 20651 pw.println("No applications!"); 20652 pw.println(); 20653 } else { 20654 final String prefix = " "; 20655 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20656 if (allPackageSettings.size() == 0) { 20657 pw.println("No domain preferred apps!"); 20658 pw.println(); 20659 } else { 20660 pw.println("App verification status:"); 20661 pw.println(); 20662 count = 0; 20663 for (PackageSetting ps : allPackageSettings) { 20664 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20665 if (ivi == null || ivi.getPackageName() == null) continue; 20666 pw.println(prefix + "Package: " + ivi.getPackageName()); 20667 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20668 pw.println(prefix + "Status: " + ivi.getStatusString()); 20669 pw.println(); 20670 count++; 20671 } 20672 if (count == 0) { 20673 pw.println(prefix + "No app verification established."); 20674 pw.println(); 20675 } 20676 for (int userId : sUserManager.getUserIds()) { 20677 pw.println("App linkages for user " + userId + ":"); 20678 pw.println(); 20679 count = 0; 20680 for (PackageSetting ps : allPackageSettings) { 20681 final long status = ps.getDomainVerificationStatusForUser(userId); 20682 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20683 && !DEBUG_DOMAIN_VERIFICATION) { 20684 continue; 20685 } 20686 pw.println(prefix + "Package: " + ps.name); 20687 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20688 String statusStr = IntentFilterVerificationInfo. 20689 getStatusStringFromValue(status); 20690 pw.println(prefix + "Status: " + statusStr); 20691 pw.println(); 20692 count++; 20693 } 20694 if (count == 0) { 20695 pw.println(prefix + "No configured app linkages."); 20696 pw.println(); 20697 } 20698 } 20699 } 20700 } 20701 } 20702 20703 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20704 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20705 if (packageName == null && permissionNames == null) { 20706 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 20707 if (iperm == 0) { 20708 if (dumpState.onTitlePrinted()) 20709 pw.println(); 20710 pw.println("AppOp Permissions:"); 20711 } 20712 pw.print(" AppOp Permission "); 20713 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 20714 pw.println(":"); 20715 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 20716 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 20717 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 20718 } 20719 } 20720 } 20721 } 20722 20723 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20724 boolean printedSomething = false; 20725 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20726 if (packageName != null && !packageName.equals(p.info.packageName)) { 20727 continue; 20728 } 20729 if (!printedSomething) { 20730 if (dumpState.onTitlePrinted()) 20731 pw.println(); 20732 pw.println("Registered ContentProviders:"); 20733 printedSomething = true; 20734 } 20735 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20736 pw.print(" "); pw.println(p.toString()); 20737 } 20738 printedSomething = false; 20739 for (Map.Entry<String, PackageParser.Provider> entry : 20740 mProvidersByAuthority.entrySet()) { 20741 PackageParser.Provider p = entry.getValue(); 20742 if (packageName != null && !packageName.equals(p.info.packageName)) { 20743 continue; 20744 } 20745 if (!printedSomething) { 20746 if (dumpState.onTitlePrinted()) 20747 pw.println(); 20748 pw.println("ContentProvider Authorities:"); 20749 printedSomething = true; 20750 } 20751 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20752 pw.print(" "); pw.println(p.toString()); 20753 if (p.info != null && p.info.applicationInfo != null) { 20754 final String appInfo = p.info.applicationInfo.toString(); 20755 pw.print(" applicationInfo="); pw.println(appInfo); 20756 } 20757 } 20758 } 20759 20760 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20761 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20762 } 20763 20764 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20765 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20766 } 20767 20768 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20769 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20770 } 20771 20772 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20773 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20774 } 20775 20776 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20777 // XXX should handle packageName != null by dumping only install data that 20778 // the given package is involved with. 20779 if (dumpState.onTitlePrinted()) pw.println(); 20780 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20781 } 20782 20783 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20784 // XXX should handle packageName != null by dumping only install data that 20785 // the given package is involved with. 20786 if (dumpState.onTitlePrinted()) pw.println(); 20787 20788 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20789 ipw.println(); 20790 ipw.println("Frozen packages:"); 20791 ipw.increaseIndent(); 20792 if (mFrozenPackages.size() == 0) { 20793 ipw.println("(none)"); 20794 } else { 20795 for (int i = 0; i < mFrozenPackages.size(); i++) { 20796 ipw.println(mFrozenPackages.valueAt(i)); 20797 } 20798 } 20799 ipw.decreaseIndent(); 20800 } 20801 20802 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20803 if (dumpState.onTitlePrinted()) pw.println(); 20804 dumpDexoptStateLPr(pw, packageName); 20805 } 20806 20807 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20808 if (dumpState.onTitlePrinted()) pw.println(); 20809 dumpCompilerStatsLPr(pw, packageName); 20810 } 20811 20812 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20813 if (dumpState.onTitlePrinted()) pw.println(); 20814 mSettings.dumpReadMessagesLPr(pw, dumpState); 20815 20816 pw.println(); 20817 pw.println("Package warning messages:"); 20818 BufferedReader in = null; 20819 String line = null; 20820 try { 20821 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20822 while ((line = in.readLine()) != null) { 20823 if (line.contains("ignored: updated version")) continue; 20824 pw.println(line); 20825 } 20826 } catch (IOException ignored) { 20827 } finally { 20828 IoUtils.closeQuietly(in); 20829 } 20830 } 20831 20832 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20833 BufferedReader in = null; 20834 String line = null; 20835 try { 20836 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 20837 while ((line = in.readLine()) != null) { 20838 if (line.contains("ignored: updated version")) continue; 20839 pw.print("msg,"); 20840 pw.println(line); 20841 } 20842 } catch (IOException ignored) { 20843 } finally { 20844 IoUtils.closeQuietly(in); 20845 } 20846 } 20847 } 20848 } 20849 20850 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20851 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20852 ipw.println(); 20853 ipw.println("Dexopt state:"); 20854 ipw.increaseIndent(); 20855 Collection<PackageParser.Package> packages = null; 20856 if (packageName != null) { 20857 PackageParser.Package targetPackage = mPackages.get(packageName); 20858 if (targetPackage != null) { 20859 packages = Collections.singletonList(targetPackage); 20860 } else { 20861 ipw.println("Unable to find package: " + packageName); 20862 return; 20863 } 20864 } else { 20865 packages = mPackages.values(); 20866 } 20867 20868 for (PackageParser.Package pkg : packages) { 20869 ipw.println("[" + pkg.packageName + "]"); 20870 ipw.increaseIndent(); 20871 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 20872 ipw.decreaseIndent(); 20873 } 20874 } 20875 20876 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20877 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20878 ipw.println(); 20879 ipw.println("Compiler stats:"); 20880 ipw.increaseIndent(); 20881 Collection<PackageParser.Package> packages = null; 20882 if (packageName != null) { 20883 PackageParser.Package targetPackage = mPackages.get(packageName); 20884 if (targetPackage != null) { 20885 packages = Collections.singletonList(targetPackage); 20886 } else { 20887 ipw.println("Unable to find package: " + packageName); 20888 return; 20889 } 20890 } else { 20891 packages = mPackages.values(); 20892 } 20893 20894 for (PackageParser.Package pkg : packages) { 20895 ipw.println("[" + pkg.packageName + "]"); 20896 ipw.increaseIndent(); 20897 20898 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20899 if (stats == null) { 20900 ipw.println("(No recorded stats)"); 20901 } else { 20902 stats.dump(ipw); 20903 } 20904 ipw.decreaseIndent(); 20905 } 20906 } 20907 20908 private String dumpDomainString(String packageName) { 20909 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20910 .getList(); 20911 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20912 20913 ArraySet<String> result = new ArraySet<>(); 20914 if (iviList.size() > 0) { 20915 for (IntentFilterVerificationInfo ivi : iviList) { 20916 for (String host : ivi.getDomains()) { 20917 result.add(host); 20918 } 20919 } 20920 } 20921 if (filters != null && filters.size() > 0) { 20922 for (IntentFilter filter : filters) { 20923 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20924 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20925 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20926 result.addAll(filter.getHostsList()); 20927 } 20928 } 20929 } 20930 20931 StringBuilder sb = new StringBuilder(result.size() * 16); 20932 for (String domain : result) { 20933 if (sb.length() > 0) sb.append(" "); 20934 sb.append(domain); 20935 } 20936 return sb.toString(); 20937 } 20938 20939 // ------- apps on sdcard specific code ------- 20940 static final boolean DEBUG_SD_INSTALL = false; 20941 20942 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20943 20944 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20945 20946 private boolean mMediaMounted = false; 20947 20948 static String getEncryptKey() { 20949 try { 20950 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20951 SD_ENCRYPTION_KEYSTORE_NAME); 20952 if (sdEncKey == null) { 20953 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20954 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20955 if (sdEncKey == null) { 20956 Slog.e(TAG, "Failed to create encryption keys"); 20957 return null; 20958 } 20959 } 20960 return sdEncKey; 20961 } catch (NoSuchAlgorithmException nsae) { 20962 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20963 return null; 20964 } catch (IOException ioe) { 20965 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20966 return null; 20967 } 20968 } 20969 20970 /* 20971 * Update media status on PackageManager. 20972 */ 20973 @Override 20974 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 20975 int callingUid = Binder.getCallingUid(); 20976 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 20977 throw new SecurityException("Media status can only be updated by the system"); 20978 } 20979 // reader; this apparently protects mMediaMounted, but should probably 20980 // be a different lock in that case. 20981 synchronized (mPackages) { 20982 Log.i(TAG, "Updating external media status from " 20983 + (mMediaMounted ? "mounted" : "unmounted") + " to " 20984 + (mediaStatus ? "mounted" : "unmounted")); 20985 if (DEBUG_SD_INSTALL) 20986 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 20987 + ", mMediaMounted=" + mMediaMounted); 20988 if (mediaStatus == mMediaMounted) { 20989 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 20990 : 0, -1); 20991 mHandler.sendMessage(msg); 20992 return; 20993 } 20994 mMediaMounted = mediaStatus; 20995 } 20996 // Queue up an async operation since the package installation may take a 20997 // little while. 20998 mHandler.post(new Runnable() { 20999 public void run() { 21000 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 21001 } 21002 }); 21003 } 21004 21005 /** 21006 * Called by StorageManagerService when the initial ASECs to scan are available. 21007 * Should block until all the ASEC containers are finished being scanned. 21008 */ 21009 public void scanAvailableAsecs() { 21010 updateExternalMediaStatusInner(true, false, false); 21011 } 21012 21013 /* 21014 * Collect information of applications on external media, map them against 21015 * existing containers and update information based on current mount status. 21016 * Please note that we always have to report status if reportStatus has been 21017 * set to true especially when unloading packages. 21018 */ 21019 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 21020 boolean externalStorage) { 21021 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 21022 int[] uidArr = EmptyArray.INT; 21023 21024 final String[] list = PackageHelper.getSecureContainerList(); 21025 if (ArrayUtils.isEmpty(list)) { 21026 Log.i(TAG, "No secure containers found"); 21027 } else { 21028 // Process list of secure containers and categorize them 21029 // as active or stale based on their package internal state. 21030 21031 // reader 21032 synchronized (mPackages) { 21033 for (String cid : list) { 21034 // Leave stages untouched for now; installer service owns them 21035 if (PackageInstallerService.isStageName(cid)) continue; 21036 21037 if (DEBUG_SD_INSTALL) 21038 Log.i(TAG, "Processing container " + cid); 21039 String pkgName = getAsecPackageName(cid); 21040 if (pkgName == null) { 21041 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 21042 continue; 21043 } 21044 if (DEBUG_SD_INSTALL) 21045 Log.i(TAG, "Looking for pkg : " + pkgName); 21046 21047 final PackageSetting ps = mSettings.mPackages.get(pkgName); 21048 if (ps == null) { 21049 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 21050 continue; 21051 } 21052 21053 /* 21054 * Skip packages that are not external if we're unmounting 21055 * external storage. 21056 */ 21057 if (externalStorage && !isMounted && !isExternal(ps)) { 21058 continue; 21059 } 21060 21061 final AsecInstallArgs args = new AsecInstallArgs(cid, 21062 getAppDexInstructionSets(ps), ps.isForwardLocked()); 21063 // The package status is changed only if the code path 21064 // matches between settings and the container id. 21065 if (ps.codePathString != null 21066 && ps.codePathString.startsWith(args.getCodePath())) { 21067 if (DEBUG_SD_INSTALL) { 21068 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 21069 + " at code path: " + ps.codePathString); 21070 } 21071 21072 // We do have a valid package installed on sdcard 21073 processCids.put(args, ps.codePathString); 21074 final int uid = ps.appId; 21075 if (uid != -1) { 21076 uidArr = ArrayUtils.appendInt(uidArr, uid); 21077 } 21078 } else { 21079 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 21080 + ps.codePathString); 21081 } 21082 } 21083 } 21084 21085 Arrays.sort(uidArr); 21086 } 21087 21088 // Process packages with valid entries. 21089 if (isMounted) { 21090 if (DEBUG_SD_INSTALL) 21091 Log.i(TAG, "Loading packages"); 21092 loadMediaPackages(processCids, uidArr, externalStorage); 21093 startCleaningPackages(); 21094 mInstallerService.onSecureContainersAvailable(); 21095 } else { 21096 if (DEBUG_SD_INSTALL) 21097 Log.i(TAG, "Unloading packages"); 21098 unloadMediaPackages(processCids, uidArr, reportStatus); 21099 } 21100 } 21101 21102 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21103 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21104 final int size = infos.size(); 21105 final String[] packageNames = new String[size]; 21106 final int[] packageUids = new int[size]; 21107 for (int i = 0; i < size; i++) { 21108 final ApplicationInfo info = infos.get(i); 21109 packageNames[i] = info.packageName; 21110 packageUids[i] = info.uid; 21111 } 21112 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21113 finishedReceiver); 21114 } 21115 21116 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21117 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21118 sendResourcesChangedBroadcast(mediaStatus, replacing, 21119 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21120 } 21121 21122 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21123 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21124 int size = pkgList.length; 21125 if (size > 0) { 21126 // Send broadcasts here 21127 Bundle extras = new Bundle(); 21128 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21129 if (uidArr != null) { 21130 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21131 } 21132 if (replacing) { 21133 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21134 } 21135 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21136 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21137 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21138 } 21139 } 21140 21141 /* 21142 * Look at potentially valid container ids from processCids If package 21143 * information doesn't match the one on record or package scanning fails, 21144 * the cid is added to list of removeCids. We currently don't delete stale 21145 * containers. 21146 */ 21147 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 21148 boolean externalStorage) { 21149 ArrayList<String> pkgList = new ArrayList<String>(); 21150 Set<AsecInstallArgs> keys = processCids.keySet(); 21151 21152 for (AsecInstallArgs args : keys) { 21153 String codePath = processCids.get(args); 21154 if (DEBUG_SD_INSTALL) 21155 Log.i(TAG, "Loading container : " + args.cid); 21156 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 21157 try { 21158 // Make sure there are no container errors first. 21159 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 21160 Slog.e(TAG, "Failed to mount cid : " + args.cid 21161 + " when installing from sdcard"); 21162 continue; 21163 } 21164 // Check code path here. 21165 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 21166 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 21167 + " does not match one in settings " + codePath); 21168 continue; 21169 } 21170 // Parse package 21171 int parseFlags = mDefParseFlags; 21172 if (args.isExternalAsec()) { 21173 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 21174 } 21175 if (args.isFwdLocked()) { 21176 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 21177 } 21178 21179 synchronized (mInstallLock) { 21180 PackageParser.Package pkg = null; 21181 try { 21182 // Sadly we don't know the package name yet to freeze it 21183 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 21184 SCAN_IGNORE_FROZEN, 0, null); 21185 } catch (PackageManagerException e) { 21186 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 21187 } 21188 // Scan the package 21189 if (pkg != null) { 21190 /* 21191 * TODO why is the lock being held? doPostInstall is 21192 * called in other places without the lock. This needs 21193 * to be straightened out. 21194 */ 21195 // writer 21196 synchronized (mPackages) { 21197 retCode = PackageManager.INSTALL_SUCCEEDED; 21198 pkgList.add(pkg.packageName); 21199 // Post process args 21200 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 21201 pkg.applicationInfo.uid); 21202 } 21203 } else { 21204 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 21205 } 21206 } 21207 21208 } finally { 21209 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 21210 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 21211 } 21212 } 21213 } 21214 // writer 21215 synchronized (mPackages) { 21216 // If the platform SDK has changed since the last time we booted, 21217 // we need to re-grant app permission to catch any new ones that 21218 // appear. This is really a hack, and means that apps can in some 21219 // cases get permissions that the user didn't initially explicitly 21220 // allow... it would be nice to have some better way to handle 21221 // this situation. 21222 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 21223 : mSettings.getInternalVersion(); 21224 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 21225 : StorageManager.UUID_PRIVATE_INTERNAL; 21226 21227 int updateFlags = UPDATE_PERMISSIONS_ALL; 21228 if (ver.sdkVersion != mSdkVersion) { 21229 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21230 + mSdkVersion + "; regranting permissions for external"); 21231 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21232 } 21233 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21234 21235 // Yay, everything is now upgraded 21236 ver.forceCurrent(); 21237 21238 // can downgrade to reader 21239 // Persist settings 21240 mSettings.writeLPr(); 21241 } 21242 // Send a broadcast to let everyone know we are done processing 21243 if (pkgList.size() > 0) { 21244 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 21245 } 21246 } 21247 21248 /* 21249 * Utility method to unload a list of specified containers 21250 */ 21251 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 21252 // Just unmount all valid containers. 21253 for (AsecInstallArgs arg : cidArgs) { 21254 synchronized (mInstallLock) { 21255 arg.doPostDeleteLI(false); 21256 } 21257 } 21258 } 21259 21260 /* 21261 * Unload packages mounted on external media. This involves deleting package 21262 * data from internal structures, sending broadcasts about disabled packages, 21263 * gc'ing to free up references, unmounting all secure containers 21264 * corresponding to packages on external media, and posting a 21265 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 21266 * that we always have to post this message if status has been requested no 21267 * matter what. 21268 */ 21269 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 21270 final boolean reportStatus) { 21271 if (DEBUG_SD_INSTALL) 21272 Log.i(TAG, "unloading media packages"); 21273 ArrayList<String> pkgList = new ArrayList<String>(); 21274 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 21275 final Set<AsecInstallArgs> keys = processCids.keySet(); 21276 for (AsecInstallArgs args : keys) { 21277 String pkgName = args.getPackageName(); 21278 if (DEBUG_SD_INSTALL) 21279 Log.i(TAG, "Trying to unload pkg : " + pkgName); 21280 // Delete package internally 21281 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21282 synchronized (mInstallLock) { 21283 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21284 final boolean res; 21285 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 21286 "unloadMediaPackages")) { 21287 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 21288 null); 21289 } 21290 if (res) { 21291 pkgList.add(pkgName); 21292 } else { 21293 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 21294 failedList.add(args); 21295 } 21296 } 21297 } 21298 21299 // reader 21300 synchronized (mPackages) { 21301 // We didn't update the settings after removing each package; 21302 // write them now for all packages. 21303 mSettings.writeLPr(); 21304 } 21305 21306 // We have to absolutely send UPDATED_MEDIA_STATUS only 21307 // after confirming that all the receivers processed the ordered 21308 // broadcast when packages get disabled, force a gc to clean things up. 21309 // and unload all the containers. 21310 if (pkgList.size() > 0) { 21311 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 21312 new IIntentReceiver.Stub() { 21313 public void performReceive(Intent intent, int resultCode, String data, 21314 Bundle extras, boolean ordered, boolean sticky, 21315 int sendingUser) throws RemoteException { 21316 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 21317 reportStatus ? 1 : 0, 1, keys); 21318 mHandler.sendMessage(msg); 21319 } 21320 }); 21321 } else { 21322 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 21323 keys); 21324 mHandler.sendMessage(msg); 21325 } 21326 } 21327 21328 private void loadPrivatePackages(final VolumeInfo vol) { 21329 mHandler.post(new Runnable() { 21330 @Override 21331 public void run() { 21332 loadPrivatePackagesInner(vol); 21333 } 21334 }); 21335 } 21336 21337 private void loadPrivatePackagesInner(VolumeInfo vol) { 21338 final String volumeUuid = vol.fsUuid; 21339 if (TextUtils.isEmpty(volumeUuid)) { 21340 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21341 return; 21342 } 21343 21344 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21345 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21346 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21347 21348 final VersionInfo ver; 21349 final List<PackageSetting> packages; 21350 synchronized (mPackages) { 21351 ver = mSettings.findOrCreateVersion(volumeUuid); 21352 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21353 } 21354 21355 for (PackageSetting ps : packages) { 21356 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21357 synchronized (mInstallLock) { 21358 final PackageParser.Package pkg; 21359 try { 21360 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21361 loaded.add(pkg.applicationInfo); 21362 21363 } catch (PackageManagerException e) { 21364 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21365 } 21366 21367 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21368 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21369 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21370 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21371 } 21372 } 21373 } 21374 21375 // Reconcile app data for all started/unlocked users 21376 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21377 final UserManager um = mContext.getSystemService(UserManager.class); 21378 UserManagerInternal umInternal = getUserManagerInternal(); 21379 for (UserInfo user : um.getUsers()) { 21380 final int flags; 21381 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21382 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21383 } else if (umInternal.isUserRunning(user.id)) { 21384 flags = StorageManager.FLAG_STORAGE_DE; 21385 } else { 21386 continue; 21387 } 21388 21389 try { 21390 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21391 synchronized (mInstallLock) { 21392 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21393 } 21394 } catch (IllegalStateException e) { 21395 // Device was probably ejected, and we'll process that event momentarily 21396 Slog.w(TAG, "Failed to prepare storage: " + e); 21397 } 21398 } 21399 21400 synchronized (mPackages) { 21401 int updateFlags = UPDATE_PERMISSIONS_ALL; 21402 if (ver.sdkVersion != mSdkVersion) { 21403 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21404 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21405 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 21406 } 21407 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 21408 21409 // Yay, everything is now upgraded 21410 ver.forceCurrent(); 21411 21412 mSettings.writeLPr(); 21413 } 21414 21415 for (PackageFreezer freezer : freezers) { 21416 freezer.close(); 21417 } 21418 21419 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21420 sendResourcesChangedBroadcast(true, false, loaded, null); 21421 } 21422 21423 private void unloadPrivatePackages(final VolumeInfo vol) { 21424 mHandler.post(new Runnable() { 21425 @Override 21426 public void run() { 21427 unloadPrivatePackagesInner(vol); 21428 } 21429 }); 21430 } 21431 21432 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21433 final String volumeUuid = vol.fsUuid; 21434 if (TextUtils.isEmpty(volumeUuid)) { 21435 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21436 return; 21437 } 21438 21439 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21440 synchronized (mInstallLock) { 21441 synchronized (mPackages) { 21442 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21443 for (PackageSetting ps : packages) { 21444 if (ps.pkg == null) continue; 21445 21446 final ApplicationInfo info = ps.pkg.applicationInfo; 21447 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21448 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 21449 21450 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21451 "unloadPrivatePackagesInner")) { 21452 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21453 false, null)) { 21454 unloaded.add(info); 21455 } else { 21456 Slog.w(TAG, "Failed to unload " + ps.codePath); 21457 } 21458 } 21459 21460 // Try very hard to release any references to this package 21461 // so we don't risk the system server being killed due to 21462 // open FDs 21463 AttributeCache.instance().removePackage(ps.name); 21464 } 21465 21466 mSettings.writeLPr(); 21467 } 21468 } 21469 21470 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21471 sendResourcesChangedBroadcast(false, false, unloaded, null); 21472 21473 // Try very hard to release any references to this path so we don't risk 21474 // the system server being killed due to open FDs 21475 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21476 21477 for (int i = 0; i < 3; i++) { 21478 System.gc(); 21479 System.runFinalization(); 21480 } 21481 } 21482 21483 private void assertPackageKnown(String volumeUuid, String packageName) 21484 throws PackageManagerException { 21485 synchronized (mPackages) { 21486 // Normalize package name to handle renamed packages 21487 packageName = normalizePackageNameLPr(packageName); 21488 21489 final PackageSetting ps = mSettings.mPackages.get(packageName); 21490 if (ps == null) { 21491 throw new PackageManagerException("Package " + packageName + " is unknown"); 21492 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21493 throw new PackageManagerException( 21494 "Package " + packageName + " found on unknown volume " + volumeUuid 21495 + "; expected volume " + ps.volumeUuid); 21496 } 21497 } 21498 } 21499 21500 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21501 throws PackageManagerException { 21502 synchronized (mPackages) { 21503 // Normalize package name to handle renamed packages 21504 packageName = normalizePackageNameLPr(packageName); 21505 21506 final PackageSetting ps = mSettings.mPackages.get(packageName); 21507 if (ps == null) { 21508 throw new PackageManagerException("Package " + packageName + " is unknown"); 21509 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21510 throw new PackageManagerException( 21511 "Package " + packageName + " found on unknown volume " + volumeUuid 21512 + "; expected volume " + ps.volumeUuid); 21513 } else if (!ps.getInstalled(userId)) { 21514 throw new PackageManagerException( 21515 "Package " + packageName + " not installed for user " + userId); 21516 } 21517 } 21518 } 21519 21520 private List<String> collectAbsoluteCodePaths() { 21521 synchronized (mPackages) { 21522 List<String> codePaths = new ArrayList<>(); 21523 final int packageCount = mSettings.mPackages.size(); 21524 for (int i = 0; i < packageCount; i++) { 21525 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21526 codePaths.add(ps.codePath.getAbsolutePath()); 21527 } 21528 return codePaths; 21529 } 21530 } 21531 21532 /** 21533 * Examine all apps present on given mounted volume, and destroy apps that 21534 * aren't expected, either due to uninstallation or reinstallation on 21535 * another volume. 21536 */ 21537 private void reconcileApps(String volumeUuid) { 21538 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21539 List<File> filesToDelete = null; 21540 21541 final File[] files = FileUtils.listFilesOrEmpty( 21542 Environment.getDataAppDirectory(volumeUuid)); 21543 for (File file : files) { 21544 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21545 && !PackageInstallerService.isStageName(file.getName()); 21546 if (!isPackage) { 21547 // Ignore entries which are not packages 21548 continue; 21549 } 21550 21551 String absolutePath = file.getAbsolutePath(); 21552 21553 boolean pathValid = false; 21554 final int absoluteCodePathCount = absoluteCodePaths.size(); 21555 for (int i = 0; i < absoluteCodePathCount; i++) { 21556 String absoluteCodePath = absoluteCodePaths.get(i); 21557 if (absolutePath.startsWith(absoluteCodePath)) { 21558 pathValid = true; 21559 break; 21560 } 21561 } 21562 21563 if (!pathValid) { 21564 if (filesToDelete == null) { 21565 filesToDelete = new ArrayList<>(); 21566 } 21567 filesToDelete.add(file); 21568 } 21569 } 21570 21571 if (filesToDelete != null) { 21572 final int fileToDeleteCount = filesToDelete.size(); 21573 for (int i = 0; i < fileToDeleteCount; i++) { 21574 File fileToDelete = filesToDelete.get(i); 21575 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21576 synchronized (mInstallLock) { 21577 removeCodePathLI(fileToDelete); 21578 } 21579 } 21580 } 21581 } 21582 21583 /** 21584 * Reconcile all app data for the given user. 21585 * <p> 21586 * Verifies that directories exist and that ownership and labeling is 21587 * correct for all installed apps on all mounted volumes. 21588 */ 21589 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21590 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21591 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21592 final String volumeUuid = vol.getFsUuid(); 21593 synchronized (mInstallLock) { 21594 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21595 } 21596 } 21597 } 21598 21599 /** 21600 * Reconcile all app data on given mounted volume. 21601 * <p> 21602 * Destroys app data that isn't expected, either due to uninstallation or 21603 * reinstallation on another volume. 21604 * <p> 21605 * Verifies that directories exist and that ownership and labeling is 21606 * correct for all installed apps. 21607 */ 21608 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21609 boolean migrateAppData) { 21610 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21611 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21612 21613 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21614 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21615 21616 // First look for stale data that doesn't belong, and check if things 21617 // have changed since we did our last restorecon 21618 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21619 if (StorageManager.isFileEncryptedNativeOrEmulated() 21620 && !StorageManager.isUserKeyUnlocked(userId)) { 21621 throw new RuntimeException( 21622 "Yikes, someone asked us to reconcile CE storage while " + userId 21623 + " was still locked; this would have caused massive data loss!"); 21624 } 21625 21626 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21627 for (File file : files) { 21628 final String packageName = file.getName(); 21629 try { 21630 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21631 } catch (PackageManagerException e) { 21632 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21633 try { 21634 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21635 StorageManager.FLAG_STORAGE_CE, 0); 21636 } catch (InstallerException e2) { 21637 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21638 } 21639 } 21640 } 21641 } 21642 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21643 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21644 for (File file : files) { 21645 final String packageName = file.getName(); 21646 try { 21647 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21648 } catch (PackageManagerException e) { 21649 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21650 try { 21651 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21652 StorageManager.FLAG_STORAGE_DE, 0); 21653 } catch (InstallerException e2) { 21654 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21655 } 21656 } 21657 } 21658 } 21659 21660 // Ensure that data directories are ready to roll for all packages 21661 // installed for this volume and user 21662 final List<PackageSetting> packages; 21663 synchronized (mPackages) { 21664 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21665 } 21666 int preparedCount = 0; 21667 for (PackageSetting ps : packages) { 21668 final String packageName = ps.name; 21669 if (ps.pkg == null) { 21670 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21671 // TODO: might be due to legacy ASEC apps; we should circle back 21672 // and reconcile again once they're scanned 21673 continue; 21674 } 21675 21676 if (ps.getInstalled(userId)) { 21677 prepareAppDataLIF(ps.pkg, userId, flags); 21678 21679 if (migrateAppData && maybeMigrateAppDataLIF(ps.pkg, userId)) { 21680 // We may have just shuffled around app data directories, so 21681 // prepare them one more time 21682 prepareAppDataLIF(ps.pkg, userId, flags); 21683 } 21684 21685 preparedCount++; 21686 } 21687 } 21688 21689 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21690 } 21691 21692 /** 21693 * Prepare app data for the given app just after it was installed or 21694 * upgraded. This method carefully only touches users that it's installed 21695 * for, and it forces a restorecon to handle any seinfo changes. 21696 * <p> 21697 * Verifies that directories exist and that ownership and labeling is 21698 * correct for all installed apps. If there is an ownership mismatch, it 21699 * will try recovering system apps by wiping data; third-party app data is 21700 * left intact. 21701 * <p> 21702 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21703 */ 21704 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21705 final PackageSetting ps; 21706 synchronized (mPackages) { 21707 ps = mSettings.mPackages.get(pkg.packageName); 21708 mSettings.writeKernelMappingLPr(ps); 21709 } 21710 21711 final UserManager um = mContext.getSystemService(UserManager.class); 21712 UserManagerInternal umInternal = getUserManagerInternal(); 21713 for (UserInfo user : um.getUsers()) { 21714 final int flags; 21715 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21716 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21717 } else if (umInternal.isUserRunning(user.id)) { 21718 flags = StorageManager.FLAG_STORAGE_DE; 21719 } else { 21720 continue; 21721 } 21722 21723 if (ps.getInstalled(user.id)) { 21724 // TODO: when user data is locked, mark that we're still dirty 21725 prepareAppDataLIF(pkg, user.id, flags); 21726 } 21727 } 21728 } 21729 21730 /** 21731 * Prepare app data for the given app. 21732 * <p> 21733 * Verifies that directories exist and that ownership and labeling is 21734 * correct for all installed apps. If there is an ownership mismatch, this 21735 * will try recovering system apps by wiping data; third-party app data is 21736 * left intact. 21737 */ 21738 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21739 if (pkg == null) { 21740 Slog.wtf(TAG, "Package was null!", new Throwable()); 21741 return; 21742 } 21743 prepareAppDataLeafLIF(pkg, userId, flags); 21744 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21745 for (int i = 0; i < childCount; i++) { 21746 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21747 } 21748 } 21749 21750 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21751 if (DEBUG_APP_DATA) { 21752 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21753 + Integer.toHexString(flags)); 21754 } 21755 21756 final String volumeUuid = pkg.volumeUuid; 21757 final String packageName = pkg.packageName; 21758 final ApplicationInfo app = pkg.applicationInfo; 21759 final int appId = UserHandle.getAppId(app.uid); 21760 21761 Preconditions.checkNotNull(app.seInfo); 21762 21763 long ceDataInode = -1; 21764 try { 21765 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21766 appId, app.seInfo, app.targetSdkVersion); 21767 } catch (InstallerException e) { 21768 if (app.isSystemApp()) { 21769 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21770 + ", but trying to recover: " + e); 21771 destroyAppDataLeafLIF(pkg, userId, flags); 21772 try { 21773 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21774 appId, app.seInfo, app.targetSdkVersion); 21775 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21776 } catch (InstallerException e2) { 21777 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21778 } 21779 } else { 21780 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21781 } 21782 } 21783 21784 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21785 // TODO: mark this structure as dirty so we persist it! 21786 synchronized (mPackages) { 21787 final PackageSetting ps = mSettings.mPackages.get(packageName); 21788 if (ps != null) { 21789 ps.setCeDataInode(ceDataInode, userId); 21790 } 21791 } 21792 } 21793 21794 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21795 } 21796 21797 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21798 if (pkg == null) { 21799 Slog.wtf(TAG, "Package was null!", new Throwable()); 21800 return; 21801 } 21802 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21803 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21804 for (int i = 0; i < childCount; i++) { 21805 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21806 } 21807 } 21808 21809 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21810 final String volumeUuid = pkg.volumeUuid; 21811 final String packageName = pkg.packageName; 21812 final ApplicationInfo app = pkg.applicationInfo; 21813 21814 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21815 // Create a native library symlink only if we have native libraries 21816 // and if the native libraries are 32 bit libraries. We do not provide 21817 // this symlink for 64 bit libraries. 21818 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21819 final String nativeLibPath = app.nativeLibraryDir; 21820 try { 21821 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21822 nativeLibPath, userId); 21823 } catch (InstallerException e) { 21824 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21825 } 21826 } 21827 } 21828 } 21829 21830 /** 21831 * For system apps on non-FBE devices, this method migrates any existing 21832 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21833 * requested by the app. 21834 */ 21835 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21836 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 21837 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21838 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21839 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21840 try { 21841 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21842 storageTarget); 21843 } catch (InstallerException e) { 21844 logCriticalInfo(Log.WARN, 21845 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21846 } 21847 return true; 21848 } else { 21849 return false; 21850 } 21851 } 21852 21853 public PackageFreezer freezePackage(String packageName, String killReason) { 21854 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21855 } 21856 21857 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21858 return new PackageFreezer(packageName, userId, killReason); 21859 } 21860 21861 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21862 String killReason) { 21863 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21864 } 21865 21866 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21867 String killReason) { 21868 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21869 return new PackageFreezer(); 21870 } else { 21871 return freezePackage(packageName, userId, killReason); 21872 } 21873 } 21874 21875 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21876 String killReason) { 21877 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21878 } 21879 21880 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21881 String killReason) { 21882 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21883 return new PackageFreezer(); 21884 } else { 21885 return freezePackage(packageName, userId, killReason); 21886 } 21887 } 21888 21889 /** 21890 * Class that freezes and kills the given package upon creation, and 21891 * unfreezes it upon closing. This is typically used when doing surgery on 21892 * app code/data to prevent the app from running while you're working. 21893 */ 21894 private class PackageFreezer implements AutoCloseable { 21895 private final String mPackageName; 21896 private final PackageFreezer[] mChildren; 21897 21898 private final boolean mWeFroze; 21899 21900 private final AtomicBoolean mClosed = new AtomicBoolean(); 21901 private final CloseGuard mCloseGuard = CloseGuard.get(); 21902 21903 /** 21904 * Create and return a stub freezer that doesn't actually do anything, 21905 * typically used when someone requested 21906 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21907 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21908 */ 21909 public PackageFreezer() { 21910 mPackageName = null; 21911 mChildren = null; 21912 mWeFroze = false; 21913 mCloseGuard.open("close"); 21914 } 21915 21916 public PackageFreezer(String packageName, int userId, String killReason) { 21917 synchronized (mPackages) { 21918 mPackageName = packageName; 21919 mWeFroze = mFrozenPackages.add(mPackageName); 21920 21921 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21922 if (ps != null) { 21923 killApplication(ps.name, ps.appId, userId, killReason); 21924 } 21925 21926 final PackageParser.Package p = mPackages.get(packageName); 21927 if (p != null && p.childPackages != null) { 21928 final int N = p.childPackages.size(); 21929 mChildren = new PackageFreezer[N]; 21930 for (int i = 0; i < N; i++) { 21931 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21932 userId, killReason); 21933 } 21934 } else { 21935 mChildren = null; 21936 } 21937 } 21938 mCloseGuard.open("close"); 21939 } 21940 21941 @Override 21942 protected void finalize() throws Throwable { 21943 try { 21944 mCloseGuard.warnIfOpen(); 21945 close(); 21946 } finally { 21947 super.finalize(); 21948 } 21949 } 21950 21951 @Override 21952 public void close() { 21953 mCloseGuard.close(); 21954 if (mClosed.compareAndSet(false, true)) { 21955 synchronized (mPackages) { 21956 if (mWeFroze) { 21957 mFrozenPackages.remove(mPackageName); 21958 } 21959 21960 if (mChildren != null) { 21961 for (PackageFreezer freezer : mChildren) { 21962 freezer.close(); 21963 } 21964 } 21965 } 21966 } 21967 } 21968 } 21969 21970 /** 21971 * Verify that given package is currently frozen. 21972 */ 21973 private void checkPackageFrozen(String packageName) { 21974 synchronized (mPackages) { 21975 if (!mFrozenPackages.contains(packageName)) { 21976 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21977 } 21978 } 21979 } 21980 21981 @Override 21982 public int movePackage(final String packageName, final String volumeUuid) { 21983 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21984 21985 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 21986 final int moveId = mNextMoveId.getAndIncrement(); 21987 mHandler.post(new Runnable() { 21988 @Override 21989 public void run() { 21990 try { 21991 movePackageInternal(packageName, volumeUuid, moveId, user); 21992 } catch (PackageManagerException e) { 21993 Slog.w(TAG, "Failed to move " + packageName, e); 21994 mMoveCallbacks.notifyStatusChanged(moveId, 21995 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21996 } 21997 } 21998 }); 21999 return moveId; 22000 } 22001 22002 private void movePackageInternal(final String packageName, final String volumeUuid, 22003 final int moveId, UserHandle user) throws PackageManagerException { 22004 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22005 final PackageManager pm = mContext.getPackageManager(); 22006 22007 final boolean currentAsec; 22008 final String currentVolumeUuid; 22009 final File codeFile; 22010 final String installerPackageName; 22011 final String packageAbiOverride; 22012 final int appId; 22013 final String seinfo; 22014 final String label; 22015 final int targetSdkVersion; 22016 final PackageFreezer freezer; 22017 final int[] installedUserIds; 22018 22019 // reader 22020 synchronized (mPackages) { 22021 final PackageParser.Package pkg = mPackages.get(packageName); 22022 final PackageSetting ps = mSettings.mPackages.get(packageName); 22023 if (pkg == null || ps == null) { 22024 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22025 } 22026 22027 if (pkg.applicationInfo.isSystemApp()) { 22028 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22029 "Cannot move system application"); 22030 } 22031 22032 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22033 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22034 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22035 if (isInternalStorage && !allow3rdPartyOnInternal) { 22036 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22037 "3rd party apps are not allowed on internal storage"); 22038 } 22039 22040 if (pkg.applicationInfo.isExternalAsec()) { 22041 currentAsec = true; 22042 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22043 } else if (pkg.applicationInfo.isForwardLocked()) { 22044 currentAsec = true; 22045 currentVolumeUuid = "forward_locked"; 22046 } else { 22047 currentAsec = false; 22048 currentVolumeUuid = ps.volumeUuid; 22049 22050 final File probe = new File(pkg.codePath); 22051 final File probeOat = new File(probe, "oat"); 22052 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22053 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22054 "Move only supported for modern cluster style installs"); 22055 } 22056 } 22057 22058 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22059 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22060 "Package already moved to " + volumeUuid); 22061 } 22062 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22063 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22064 "Device admin cannot be moved"); 22065 } 22066 22067 if (mFrozenPackages.contains(packageName)) { 22068 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22069 "Failed to move already frozen package"); 22070 } 22071 22072 codeFile = new File(pkg.codePath); 22073 installerPackageName = ps.installerPackageName; 22074 packageAbiOverride = ps.cpuAbiOverrideString; 22075 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22076 seinfo = pkg.applicationInfo.seInfo; 22077 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22078 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22079 freezer = freezePackage(packageName, "movePackageInternal"); 22080 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22081 } 22082 22083 final Bundle extras = new Bundle(); 22084 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22085 extras.putString(Intent.EXTRA_TITLE, label); 22086 mMoveCallbacks.notifyCreated(moveId, extras); 22087 22088 int installFlags; 22089 final boolean moveCompleteApp; 22090 final File measurePath; 22091 22092 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22093 installFlags = INSTALL_INTERNAL; 22094 moveCompleteApp = !currentAsec; 22095 measurePath = Environment.getDataAppDirectory(volumeUuid); 22096 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22097 installFlags = INSTALL_EXTERNAL; 22098 moveCompleteApp = false; 22099 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22100 } else { 22101 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22102 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22103 || !volume.isMountedWritable()) { 22104 freezer.close(); 22105 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22106 "Move location not mounted private volume"); 22107 } 22108 22109 Preconditions.checkState(!currentAsec); 22110 22111 installFlags = INSTALL_INTERNAL; 22112 moveCompleteApp = true; 22113 measurePath = Environment.getDataAppDirectory(volumeUuid); 22114 } 22115 22116 final PackageStats stats = new PackageStats(null, -1); 22117 synchronized (mInstaller) { 22118 for (int userId : installedUserIds) { 22119 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22120 freezer.close(); 22121 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22122 "Failed to measure package size"); 22123 } 22124 } 22125 } 22126 22127 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22128 + stats.dataSize); 22129 22130 final long startFreeBytes = measurePath.getFreeSpace(); 22131 final long sizeBytes; 22132 if (moveCompleteApp) { 22133 sizeBytes = stats.codeSize + stats.dataSize; 22134 } else { 22135 sizeBytes = stats.codeSize; 22136 } 22137 22138 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22139 freezer.close(); 22140 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22141 "Not enough free space to move"); 22142 } 22143 22144 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22145 22146 final CountDownLatch installedLatch = new CountDownLatch(1); 22147 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22148 @Override 22149 public void onUserActionRequired(Intent intent) throws RemoteException { 22150 throw new IllegalStateException(); 22151 } 22152 22153 @Override 22154 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22155 Bundle extras) throws RemoteException { 22156 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22157 + PackageManager.installStatusToString(returnCode, msg)); 22158 22159 installedLatch.countDown(); 22160 freezer.close(); 22161 22162 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22163 switch (status) { 22164 case PackageInstaller.STATUS_SUCCESS: 22165 mMoveCallbacks.notifyStatusChanged(moveId, 22166 PackageManager.MOVE_SUCCEEDED); 22167 break; 22168 case PackageInstaller.STATUS_FAILURE_STORAGE: 22169 mMoveCallbacks.notifyStatusChanged(moveId, 22170 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22171 break; 22172 default: 22173 mMoveCallbacks.notifyStatusChanged(moveId, 22174 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22175 break; 22176 } 22177 } 22178 }; 22179 22180 final MoveInfo move; 22181 if (moveCompleteApp) { 22182 // Kick off a thread to report progress estimates 22183 new Thread() { 22184 @Override 22185 public void run() { 22186 while (true) { 22187 try { 22188 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22189 break; 22190 } 22191 } catch (InterruptedException ignored) { 22192 } 22193 22194 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 22195 final int progress = 10 + (int) MathUtils.constrain( 22196 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22197 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22198 } 22199 } 22200 }.start(); 22201 22202 final String dataAppName = codeFile.getName(); 22203 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22204 dataAppName, appId, seinfo, targetSdkVersion); 22205 } else { 22206 move = null; 22207 } 22208 22209 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22210 22211 final Message msg = mHandler.obtainMessage(INIT_COPY); 22212 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22213 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22214 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22215 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22216 PackageManager.INSTALL_REASON_UNKNOWN); 22217 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22218 msg.obj = params; 22219 22220 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22221 System.identityHashCode(msg.obj)); 22222 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22223 System.identityHashCode(msg.obj)); 22224 22225 mHandler.sendMessage(msg); 22226 } 22227 22228 @Override 22229 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22230 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22231 22232 final int realMoveId = mNextMoveId.getAndIncrement(); 22233 final Bundle extras = new Bundle(); 22234 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22235 mMoveCallbacks.notifyCreated(realMoveId, extras); 22236 22237 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22238 @Override 22239 public void onCreated(int moveId, Bundle extras) { 22240 // Ignored 22241 } 22242 22243 @Override 22244 public void onStatusChanged(int moveId, int status, long estMillis) { 22245 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22246 } 22247 }; 22248 22249 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22250 storage.setPrimaryStorageUuid(volumeUuid, callback); 22251 return realMoveId; 22252 } 22253 22254 @Override 22255 public int getMoveStatus(int moveId) { 22256 mContext.enforceCallingOrSelfPermission( 22257 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22258 return mMoveCallbacks.mLastStatus.get(moveId); 22259 } 22260 22261 @Override 22262 public void registerMoveCallback(IPackageMoveObserver callback) { 22263 mContext.enforceCallingOrSelfPermission( 22264 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22265 mMoveCallbacks.register(callback); 22266 } 22267 22268 @Override 22269 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22270 mContext.enforceCallingOrSelfPermission( 22271 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22272 mMoveCallbacks.unregister(callback); 22273 } 22274 22275 @Override 22276 public boolean setInstallLocation(int loc) { 22277 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22278 null); 22279 if (getInstallLocation() == loc) { 22280 return true; 22281 } 22282 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22283 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22284 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22285 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22286 return true; 22287 } 22288 return false; 22289 } 22290 22291 @Override 22292 public int getInstallLocation() { 22293 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22294 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22295 PackageHelper.APP_INSTALL_AUTO); 22296 } 22297 22298 /** Called by UserManagerService */ 22299 void cleanUpUser(UserManagerService userManager, int userHandle) { 22300 synchronized (mPackages) { 22301 mDirtyUsers.remove(userHandle); 22302 mUserNeedsBadging.delete(userHandle); 22303 mSettings.removeUserLPw(userHandle); 22304 mPendingBroadcasts.remove(userHandle); 22305 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22306 removeUnusedPackagesLPw(userManager, userHandle); 22307 } 22308 } 22309 22310 /** 22311 * We're removing userHandle and would like to remove any downloaded packages 22312 * that are no longer in use by any other user. 22313 * @param userHandle the user being removed 22314 */ 22315 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22316 final boolean DEBUG_CLEAN_APKS = false; 22317 int [] users = userManager.getUserIds(); 22318 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22319 while (psit.hasNext()) { 22320 PackageSetting ps = psit.next(); 22321 if (ps.pkg == null) { 22322 continue; 22323 } 22324 final String packageName = ps.pkg.packageName; 22325 // Skip over if system app 22326 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22327 continue; 22328 } 22329 if (DEBUG_CLEAN_APKS) { 22330 Slog.i(TAG, "Checking package " + packageName); 22331 } 22332 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22333 if (keep) { 22334 if (DEBUG_CLEAN_APKS) { 22335 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22336 } 22337 } else { 22338 for (int i = 0; i < users.length; i++) { 22339 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22340 keep = true; 22341 if (DEBUG_CLEAN_APKS) { 22342 Slog.i(TAG, " Keeping package " + packageName + " for user " 22343 + users[i]); 22344 } 22345 break; 22346 } 22347 } 22348 } 22349 if (!keep) { 22350 if (DEBUG_CLEAN_APKS) { 22351 Slog.i(TAG, " Removing package " + packageName); 22352 } 22353 mHandler.post(new Runnable() { 22354 public void run() { 22355 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22356 userHandle, 0); 22357 } //end run 22358 }); 22359 } 22360 } 22361 } 22362 22363 /** Called by UserManagerService */ 22364 void createNewUser(int userId, String[] disallowedPackages) { 22365 synchronized (mInstallLock) { 22366 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22367 } 22368 synchronized (mPackages) { 22369 scheduleWritePackageRestrictionsLocked(userId); 22370 scheduleWritePackageListLocked(userId); 22371 applyFactoryDefaultBrowserLPw(userId); 22372 primeDomainVerificationsLPw(userId); 22373 } 22374 } 22375 22376 void onNewUserCreated(final int userId) { 22377 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22378 // If permission review for legacy apps is required, we represent 22379 // dagerous permissions for such apps as always granted runtime 22380 // permissions to keep per user flag state whether review is needed. 22381 // Hence, if a new user is added we have to propagate dangerous 22382 // permission grants for these legacy apps. 22383 if (mPermissionReviewRequired) { 22384 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 22385 | UPDATE_PERMISSIONS_REPLACE_ALL); 22386 } 22387 } 22388 22389 @Override 22390 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22391 mContext.enforceCallingOrSelfPermission( 22392 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22393 "Only package verification agents can read the verifier device identity"); 22394 22395 synchronized (mPackages) { 22396 return mSettings.getVerifierDeviceIdentityLPw(); 22397 } 22398 } 22399 22400 @Override 22401 public void setPermissionEnforced(String permission, boolean enforced) { 22402 // TODO: Now that we no longer change GID for storage, this should to away. 22403 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22404 "setPermissionEnforced"); 22405 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22406 synchronized (mPackages) { 22407 if (mSettings.mReadExternalStorageEnforced == null 22408 || mSettings.mReadExternalStorageEnforced != enforced) { 22409 mSettings.mReadExternalStorageEnforced = enforced; 22410 mSettings.writeLPr(); 22411 } 22412 } 22413 // kill any non-foreground processes so we restart them and 22414 // grant/revoke the GID. 22415 final IActivityManager am = ActivityManager.getService(); 22416 if (am != null) { 22417 final long token = Binder.clearCallingIdentity(); 22418 try { 22419 am.killProcessesBelowForeground("setPermissionEnforcement"); 22420 } catch (RemoteException e) { 22421 } finally { 22422 Binder.restoreCallingIdentity(token); 22423 } 22424 } 22425 } else { 22426 throw new IllegalArgumentException("No selective enforcement for " + permission); 22427 } 22428 } 22429 22430 @Override 22431 @Deprecated 22432 public boolean isPermissionEnforced(String permission) { 22433 return true; 22434 } 22435 22436 @Override 22437 public boolean isStorageLow() { 22438 final long token = Binder.clearCallingIdentity(); 22439 try { 22440 final DeviceStorageMonitorInternal 22441 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22442 if (dsm != null) { 22443 return dsm.isMemoryLow(); 22444 } else { 22445 return false; 22446 } 22447 } finally { 22448 Binder.restoreCallingIdentity(token); 22449 } 22450 } 22451 22452 @Override 22453 public IPackageInstaller getPackageInstaller() { 22454 return mInstallerService; 22455 } 22456 22457 private boolean userNeedsBadging(int userId) { 22458 int index = mUserNeedsBadging.indexOfKey(userId); 22459 if (index < 0) { 22460 final UserInfo userInfo; 22461 final long token = Binder.clearCallingIdentity(); 22462 try { 22463 userInfo = sUserManager.getUserInfo(userId); 22464 } finally { 22465 Binder.restoreCallingIdentity(token); 22466 } 22467 final boolean b; 22468 if (userInfo != null && userInfo.isManagedProfile()) { 22469 b = true; 22470 } else { 22471 b = false; 22472 } 22473 mUserNeedsBadging.put(userId, b); 22474 return b; 22475 } 22476 return mUserNeedsBadging.valueAt(index); 22477 } 22478 22479 @Override 22480 public KeySet getKeySetByAlias(String packageName, String alias) { 22481 if (packageName == null || alias == null) { 22482 return null; 22483 } 22484 synchronized(mPackages) { 22485 final PackageParser.Package pkg = mPackages.get(packageName); 22486 if (pkg == null) { 22487 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22488 throw new IllegalArgumentException("Unknown package: " + packageName); 22489 } 22490 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22491 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22492 } 22493 } 22494 22495 @Override 22496 public KeySet getSigningKeySet(String packageName) { 22497 if (packageName == null) { 22498 return null; 22499 } 22500 synchronized(mPackages) { 22501 final PackageParser.Package pkg = mPackages.get(packageName); 22502 if (pkg == null) { 22503 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22504 throw new IllegalArgumentException("Unknown package: " + packageName); 22505 } 22506 if (pkg.applicationInfo.uid != Binder.getCallingUid() 22507 && Process.SYSTEM_UID != Binder.getCallingUid()) { 22508 throw new SecurityException("May not access signing KeySet of other apps."); 22509 } 22510 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22511 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22512 } 22513 } 22514 22515 @Override 22516 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22517 if (packageName == null || ks == null) { 22518 return false; 22519 } 22520 synchronized(mPackages) { 22521 final PackageParser.Package pkg = mPackages.get(packageName); 22522 if (pkg == null) { 22523 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22524 throw new IllegalArgumentException("Unknown package: " + packageName); 22525 } 22526 IBinder ksh = ks.getToken(); 22527 if (ksh instanceof KeySetHandle) { 22528 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22529 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22530 } 22531 return false; 22532 } 22533 } 22534 22535 @Override 22536 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22537 if (packageName == null || ks == null) { 22538 return false; 22539 } 22540 synchronized(mPackages) { 22541 final PackageParser.Package pkg = mPackages.get(packageName); 22542 if (pkg == null) { 22543 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22544 throw new IllegalArgumentException("Unknown package: " + packageName); 22545 } 22546 IBinder ksh = ks.getToken(); 22547 if (ksh instanceof KeySetHandle) { 22548 KeySetManagerService ksms = mSettings.mKeySetManagerService; 22549 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22550 } 22551 return false; 22552 } 22553 } 22554 22555 private void deletePackageIfUnusedLPr(final String packageName) { 22556 PackageSetting ps = mSettings.mPackages.get(packageName); 22557 if (ps == null) { 22558 return; 22559 } 22560 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22561 // TODO Implement atomic delete if package is unused 22562 // It is currently possible that the package will be deleted even if it is installed 22563 // after this method returns. 22564 mHandler.post(new Runnable() { 22565 public void run() { 22566 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22567 0, PackageManager.DELETE_ALL_USERS); 22568 } 22569 }); 22570 } 22571 } 22572 22573 /** 22574 * Check and throw if the given before/after packages would be considered a 22575 * downgrade. 22576 */ 22577 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22578 throws PackageManagerException { 22579 if (after.versionCode < before.mVersionCode) { 22580 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22581 "Update version code " + after.versionCode + " is older than current " 22582 + before.mVersionCode); 22583 } else if (after.versionCode == before.mVersionCode) { 22584 if (after.baseRevisionCode < before.baseRevisionCode) { 22585 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22586 "Update base revision code " + after.baseRevisionCode 22587 + " is older than current " + before.baseRevisionCode); 22588 } 22589 22590 if (!ArrayUtils.isEmpty(after.splitNames)) { 22591 for (int i = 0; i < after.splitNames.length; i++) { 22592 final String splitName = after.splitNames[i]; 22593 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22594 if (j != -1) { 22595 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22596 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22597 "Update split " + splitName + " revision code " 22598 + after.splitRevisionCodes[i] + " is older than current " 22599 + before.splitRevisionCodes[j]); 22600 } 22601 } 22602 } 22603 } 22604 } 22605 } 22606 22607 private static class MoveCallbacks extends Handler { 22608 private static final int MSG_CREATED = 1; 22609 private static final int MSG_STATUS_CHANGED = 2; 22610 22611 private final RemoteCallbackList<IPackageMoveObserver> 22612 mCallbacks = new RemoteCallbackList<>(); 22613 22614 private final SparseIntArray mLastStatus = new SparseIntArray(); 22615 22616 public MoveCallbacks(Looper looper) { 22617 super(looper); 22618 } 22619 22620 public void register(IPackageMoveObserver callback) { 22621 mCallbacks.register(callback); 22622 } 22623 22624 public void unregister(IPackageMoveObserver callback) { 22625 mCallbacks.unregister(callback); 22626 } 22627 22628 @Override 22629 public void handleMessage(Message msg) { 22630 final SomeArgs args = (SomeArgs) msg.obj; 22631 final int n = mCallbacks.beginBroadcast(); 22632 for (int i = 0; i < n; i++) { 22633 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22634 try { 22635 invokeCallback(callback, msg.what, args); 22636 } catch (RemoteException ignored) { 22637 } 22638 } 22639 mCallbacks.finishBroadcast(); 22640 args.recycle(); 22641 } 22642 22643 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22644 throws RemoteException { 22645 switch (what) { 22646 case MSG_CREATED: { 22647 callback.onCreated(args.argi1, (Bundle) args.arg2); 22648 break; 22649 } 22650 case MSG_STATUS_CHANGED: { 22651 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22652 break; 22653 } 22654 } 22655 } 22656 22657 private void notifyCreated(int moveId, Bundle extras) { 22658 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22659 22660 final SomeArgs args = SomeArgs.obtain(); 22661 args.argi1 = moveId; 22662 args.arg2 = extras; 22663 obtainMessage(MSG_CREATED, args).sendToTarget(); 22664 } 22665 22666 private void notifyStatusChanged(int moveId, int status) { 22667 notifyStatusChanged(moveId, status, -1); 22668 } 22669 22670 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22671 Slog.v(TAG, "Move " + moveId + " status " + status); 22672 22673 final SomeArgs args = SomeArgs.obtain(); 22674 args.argi1 = moveId; 22675 args.argi2 = status; 22676 args.arg3 = estMillis; 22677 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22678 22679 synchronized (mLastStatus) { 22680 mLastStatus.put(moveId, status); 22681 } 22682 } 22683 } 22684 22685 private final static class OnPermissionChangeListeners extends Handler { 22686 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22687 22688 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22689 new RemoteCallbackList<>(); 22690 22691 public OnPermissionChangeListeners(Looper looper) { 22692 super(looper); 22693 } 22694 22695 @Override 22696 public void handleMessage(Message msg) { 22697 switch (msg.what) { 22698 case MSG_ON_PERMISSIONS_CHANGED: { 22699 final int uid = msg.arg1; 22700 handleOnPermissionsChanged(uid); 22701 } break; 22702 } 22703 } 22704 22705 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22706 mPermissionListeners.register(listener); 22707 22708 } 22709 22710 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22711 mPermissionListeners.unregister(listener); 22712 } 22713 22714 public void onPermissionsChanged(int uid) { 22715 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22716 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22717 } 22718 } 22719 22720 private void handleOnPermissionsChanged(int uid) { 22721 final int count = mPermissionListeners.beginBroadcast(); 22722 try { 22723 for (int i = 0; i < count; i++) { 22724 IOnPermissionsChangeListener callback = mPermissionListeners 22725 .getBroadcastItem(i); 22726 try { 22727 callback.onPermissionsChanged(uid); 22728 } catch (RemoteException e) { 22729 Log.e(TAG, "Permission listener is dead", e); 22730 } 22731 } 22732 } finally { 22733 mPermissionListeners.finishBroadcast(); 22734 } 22735 } 22736 } 22737 22738 private class PackageManagerInternalImpl extends PackageManagerInternal { 22739 @Override 22740 public void setLocationPackagesProvider(PackagesProvider provider) { 22741 synchronized (mPackages) { 22742 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 22743 } 22744 } 22745 22746 @Override 22747 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22748 synchronized (mPackages) { 22749 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 22750 } 22751 } 22752 22753 @Override 22754 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22755 synchronized (mPackages) { 22756 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 22757 } 22758 } 22759 22760 @Override 22761 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22762 synchronized (mPackages) { 22763 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 22764 } 22765 } 22766 22767 @Override 22768 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22769 synchronized (mPackages) { 22770 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 22771 } 22772 } 22773 22774 @Override 22775 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22776 synchronized (mPackages) { 22777 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 22778 } 22779 } 22780 22781 @Override 22782 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22783 synchronized (mPackages) { 22784 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 22785 packageName, userId); 22786 } 22787 } 22788 22789 @Override 22790 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22791 synchronized (mPackages) { 22792 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22793 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 22794 packageName, userId); 22795 } 22796 } 22797 22798 @Override 22799 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22800 synchronized (mPackages) { 22801 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 22802 packageName, userId); 22803 } 22804 } 22805 22806 @Override 22807 public void setKeepUninstalledPackages(final List<String> packageList) { 22808 Preconditions.checkNotNull(packageList); 22809 List<String> removedFromList = null; 22810 synchronized (mPackages) { 22811 if (mKeepUninstalledPackages != null) { 22812 final int packagesCount = mKeepUninstalledPackages.size(); 22813 for (int i = 0; i < packagesCount; i++) { 22814 String oldPackage = mKeepUninstalledPackages.get(i); 22815 if (packageList != null && packageList.contains(oldPackage)) { 22816 continue; 22817 } 22818 if (removedFromList == null) { 22819 removedFromList = new ArrayList<>(); 22820 } 22821 removedFromList.add(oldPackage); 22822 } 22823 } 22824 mKeepUninstalledPackages = new ArrayList<>(packageList); 22825 if (removedFromList != null) { 22826 final int removedCount = removedFromList.size(); 22827 for (int i = 0; i < removedCount; i++) { 22828 deletePackageIfUnusedLPr(removedFromList.get(i)); 22829 } 22830 } 22831 } 22832 } 22833 22834 @Override 22835 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22836 synchronized (mPackages) { 22837 // If we do not support permission review, done. 22838 if (!mPermissionReviewRequired) { 22839 return false; 22840 } 22841 22842 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 22843 if (packageSetting == null) { 22844 return false; 22845 } 22846 22847 // Permission review applies only to apps not supporting the new permission model. 22848 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 22849 return false; 22850 } 22851 22852 // Legacy apps have the permission and get user consent on launch. 22853 PermissionsState permissionsState = packageSetting.getPermissionsState(); 22854 return permissionsState.isPermissionReviewRequired(userId); 22855 } 22856 } 22857 22858 @Override 22859 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 22860 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 22861 } 22862 22863 @Override 22864 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22865 int userId) { 22866 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22867 } 22868 22869 @Override 22870 public void setDeviceAndProfileOwnerPackages( 22871 int deviceOwnerUserId, String deviceOwnerPackage, 22872 SparseArray<String> profileOwnerPackages) { 22873 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22874 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22875 } 22876 22877 @Override 22878 public boolean isPackageDataProtected(int userId, String packageName) { 22879 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22880 } 22881 22882 @Override 22883 public boolean isPackageEphemeral(int userId, String packageName) { 22884 synchronized (mPackages) { 22885 final PackageSetting ps = mSettings.mPackages.get(packageName); 22886 return ps != null ? ps.getInstantApp(userId) : false; 22887 } 22888 } 22889 22890 @Override 22891 public boolean wasPackageEverLaunched(String packageName, int userId) { 22892 synchronized (mPackages) { 22893 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22894 } 22895 } 22896 22897 @Override 22898 public void grantRuntimePermission(String packageName, String name, int userId, 22899 boolean overridePolicy) { 22900 PackageManagerService.this.grantRuntimePermission(packageName, name, userId, 22901 overridePolicy); 22902 } 22903 22904 @Override 22905 public void revokeRuntimePermission(String packageName, String name, int userId, 22906 boolean overridePolicy) { 22907 PackageManagerService.this.revokeRuntimePermission(packageName, name, userId, 22908 overridePolicy); 22909 } 22910 22911 @Override 22912 public String getNameForUid(int uid) { 22913 return PackageManagerService.this.getNameForUid(uid); 22914 } 22915 22916 @Override 22917 public void requestEphemeralResolutionPhaseTwo(EphemeralResponse responseObj, 22918 Intent origIntent, String resolvedType, Intent launchIntent, 22919 String callingPackage, int userId) { 22920 PackageManagerService.this.requestEphemeralResolutionPhaseTwo( 22921 responseObj, origIntent, resolvedType, launchIntent, callingPackage, userId); 22922 } 22923 22924 @Override 22925 public void grantEphemeralAccess(int userId, Intent intent, 22926 int targetAppId, int ephemeralAppId) { 22927 synchronized (mPackages) { 22928 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22929 targetAppId, ephemeralAppId); 22930 } 22931 } 22932 22933 @Override 22934 public void pruneInstantApps() { 22935 synchronized (mPackages) { 22936 mInstantAppRegistry.pruneInstantAppsLPw(); 22937 } 22938 } 22939 22940 @Override 22941 public String getSetupWizardPackageName() { 22942 return mSetupWizardPackage; 22943 } 22944 22945 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22946 if (policy != null) { 22947 mExternalSourcesPolicy = policy; 22948 } 22949 } 22950 22951 @Override 22952 public boolean isPackagePersistent(String packageName) { 22953 synchronized (mPackages) { 22954 PackageParser.Package pkg = mPackages.get(packageName); 22955 return pkg != null 22956 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 22957 | ApplicationInfo.FLAG_PERSISTENT)) == 22958 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 22959 : false; 22960 } 22961 } 22962 22963 @Override 22964 public List<PackageInfo> getOverlayPackages(int userId) { 22965 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22966 synchronized (mPackages) { 22967 for (PackageParser.Package p : mPackages.values()) { 22968 if (p.mOverlayTarget != null) { 22969 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22970 if (pkg != null) { 22971 overlayPackages.add(pkg); 22972 } 22973 } 22974 } 22975 } 22976 return overlayPackages; 22977 } 22978 22979 @Override 22980 public List<String> getTargetPackageNames(int userId) { 22981 List<String> targetPackages = new ArrayList<>(); 22982 synchronized (mPackages) { 22983 for (PackageParser.Package p : mPackages.values()) { 22984 if (p.mOverlayTarget == null) { 22985 targetPackages.add(p.packageName); 22986 } 22987 } 22988 } 22989 return targetPackages; 22990 } 22991 22992 22993 @Override 22994 public boolean setEnabledOverlayPackages(int userId, String targetPackageName, 22995 List<String> overlayPackageNames) { 22996 // TODO: implement when we integrate OMS properly 22997 return false; 22998 } 22999 } 23000 23001 @Override 23002 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23003 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23004 synchronized (mPackages) { 23005 final long identity = Binder.clearCallingIdentity(); 23006 try { 23007 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 23008 packageNames, userId); 23009 } finally { 23010 Binder.restoreCallingIdentity(identity); 23011 } 23012 } 23013 } 23014 23015 @Override 23016 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23017 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23018 synchronized (mPackages) { 23019 final long identity = Binder.clearCallingIdentity(); 23020 try { 23021 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServicesLPr( 23022 packageNames, userId); 23023 } finally { 23024 Binder.restoreCallingIdentity(identity); 23025 } 23026 } 23027 } 23028 23029 private static void enforceSystemOrPhoneCaller(String tag) { 23030 int callingUid = Binder.getCallingUid(); 23031 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23032 throw new SecurityException( 23033 "Cannot call " + tag + " from UID " + callingUid); 23034 } 23035 } 23036 23037 boolean isHistoricalPackageUsageAvailable() { 23038 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23039 } 23040 23041 /** 23042 * Return a <b>copy</b> of the collection of packages known to the package manager. 23043 * @return A copy of the values of mPackages. 23044 */ 23045 Collection<PackageParser.Package> getPackages() { 23046 synchronized (mPackages) { 23047 return new ArrayList<>(mPackages.values()); 23048 } 23049 } 23050 23051 /** 23052 * Logs process start information (including base APK hash) to the security log. 23053 * @hide 23054 */ 23055 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23056 String apkFile, int pid) { 23057 if (!SecurityLog.isLoggingEnabled()) { 23058 return; 23059 } 23060 Bundle data = new Bundle(); 23061 data.putLong("startTimestamp", System.currentTimeMillis()); 23062 data.putString("processName", processName); 23063 data.putInt("uid", uid); 23064 data.putString("seinfo", seinfo); 23065 data.putString("apkFile", apkFile); 23066 data.putInt("pid", pid); 23067 Message msg = mProcessLoggingHandler.obtainMessage( 23068 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23069 msg.setData(data); 23070 mProcessLoggingHandler.sendMessage(msg); 23071 } 23072 23073 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23074 return mCompilerStats.getPackageStats(pkgName); 23075 } 23076 23077 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23078 return getOrCreateCompilerPackageStats(pkg.packageName); 23079 } 23080 23081 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23082 return mCompilerStats.getOrCreatePackageStats(pkgName); 23083 } 23084 23085 public void deleteCompilerPackageStats(String pkgName) { 23086 mCompilerStats.deletePackageStats(pkgName); 23087 } 23088 23089 @Override 23090 public int getInstallReason(String packageName, int userId) { 23091 enforceCrossUserPermission(Binder.getCallingUid(), userId, 23092 true /* requireFullPermission */, false /* checkShell */, 23093 "get install reason"); 23094 synchronized (mPackages) { 23095 final PackageSetting ps = mSettings.mPackages.get(packageName); 23096 if (ps != null) { 23097 return ps.getInstallReason(userId); 23098 } 23099 } 23100 return PackageManager.INSTALL_REASON_UNKNOWN; 23101 } 23102 23103 @Override 23104 public boolean canRequestPackageInstalls(String packageName, int userId) { 23105 int callingUid = Binder.getCallingUid(); 23106 int uid = getPackageUid(packageName, 0, userId); 23107 if (callingUid != uid && callingUid != Process.ROOT_UID 23108 && callingUid != Process.SYSTEM_UID) { 23109 throw new SecurityException( 23110 "Caller uid " + callingUid + " does not own package " + packageName); 23111 } 23112 ApplicationInfo info = getApplicationInfo(packageName, 0, userId); 23113 if (info == null) { 23114 return false; 23115 } 23116 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23117 throw new UnsupportedOperationException( 23118 "Operation only supported on apps targeting Android O or higher"); 23119 } 23120 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23121 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23122 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23123 throw new SecurityException("Need to declare " + appOpPermission + " to call this api"); 23124 } 23125 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23126 return false; 23127 } 23128 if (mExternalSourcesPolicy != null) { 23129 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23130 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23131 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23132 } 23133 } 23134 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23135 } 23136} 23137